1 2013-12-10 Roland McGrath <mcgrathr@google.com>
3 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
4 with $(INSTALL_PROGRAM_ENV).
5 * Makefile.in: Regenerate.
7 2013-11-22 Cary Coutant <ccoutant@google.com>
9 * configure.ac: Add check for which library is needed for
11 * configure: Regenerate.
13 2013-11-22 Cary Coutant <ccoutant@google.com>
15 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
17 * testsuite/Makefile.in: Regenerate.
19 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
21 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
22 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
23 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
24 (Target_x86_64<size>::Scan::local): Likewise.
25 (Target_x86_64<size>::Scan::global): Likewise.
26 (Target_x86_64<size>::Relocate::relocate): Likewise.
27 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
29 (Target_x86_64<size>::Scan::check_non_pic(): Handle
32 * testsuite/Makefile.am (check_PROGRAMS): Add
33 exception_x86_64_bnd_test.
34 (exception_x86_64_bnd_test_SOURCES): New macro.
35 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
36 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
37 (exception_x86_64_bnd_test_LDADD): Likewise.
38 (exception_x86_64_bnd_1.o): New rule.
39 (exception_x86_64_bnd_2.o): Likewise.
40 * testsuite/Makefile.in: Regenerated.
42 2013-11-15 Alan Modra <amodra@gmail.com>
44 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
46 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
47 Only call ppc64_local_entry_offset for 64-bit. Restrict
48 symval_for_branch lookup to ELFv1.
49 (Stub_table::add_plt_call_entry): Use unsigned int off.
50 (Output_data_glink::Address, invalid_address): New.
51 (Output_data_glink::add_eh_frame): Move out of line. Add
53 (Output_data_glink::add_global_entry, find_global_entry,
54 global_entry_address): New functions.
55 (Output_data_glink::global_entry_stubs_, end_branch_table_,
56 ge_size): New variables.
57 (Output_data_glink::set_final_data_size): Add global entry
59 (Output_data_glink::do_write): Write global entry stubs.
60 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
61 parameter. Return true for ELFv2. Adjust callers.
62 (Target_powerpc::Scan::local, global): Restrict opd lookup to
63 ELFv1. Similarly for ifunc and dynamic relocation processing
64 specific to ELFv1. Recognize that symbols are defined on
65 their plt entries for ELFv2.
66 (Target_powerpc::symval_for_branch): Assert if called for
68 (Target_powerpc::Relocate::relocate): Use global entry plt
69 stub for symbol value if such exists on ELFv2.
70 (Target_powerpc::Relocate::relocate): Don't call
71 symval_for_branch when ELFv2. Do adjust for local entry
73 (Target_powerpc::do_dynsym_value): Set symbols to global entry
75 (Target_powerpc::do_plt_address_for_global): Similarly.
77 2013-11-14 Cary Coutant <ccoutant@google.com>
79 Revert patch -- this did not fix the problem, and there is
82 2013-11-14 Cary Coutant <ccoutant@google.com>
85 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
86 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
87 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
88 updating fde_offsets_.
89 (Eh_frame_hdr::lock_): New data member.
91 2013-11-14 Cary Coutant <ccoutant@google.com>
93 * dwp.cc (Dwo_file_entry): New type.
94 (File_list): Use Dwo_file_entry.
95 (Dwo_file::verify): New function.
96 (Dwo_file::verify_dwo_list): New function.
97 (Dwo_file::sized_verify_dwo_list): New function.
98 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
100 (Dwp_options): New enum type.
101 (dwp_options): Add --verify-only.
104 * dwp.h (gold_info): Add declaration.
106 2013-11-14 Cary Coutant <ccoutant@google.com>
109 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
110 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
111 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
112 updating fde_offsets_.
113 (Eh_frame_hdr::lock_): New data member.
115 2013-11-06 Cary Coutant <ccoutant@google.com>
118 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
119 before reloc sections.
121 2013-11-04 Alan Modra <amodra@gmail.com>
123 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
124 (Symbol::needs_dynamic_reloc): Test new flag.
125 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
126 (Target_powerpc::Scan::get_reference_flags): Add target param.
127 Return FUNC_DESC_ABI for 64-bit ELFv1.
128 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
130 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
131 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
133 2013-10-31 Cary Coutant <ccoutant@google.com>
135 Restore support for dwp v2 DWARF package file format.
137 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
138 tu_length parameter. Adjust all callers.
139 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
140 * dwp.cc: Include dwarf.h.
141 (Section_bounds): New struct type.
142 (Unit_set): New struct type.
143 (Dwo_file::Dwo_file): Initialize new data member.
144 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
145 Combine and rename to...
146 (Dwo_file::read_unit_index): ...this.
147 (Dwo_file::sized_read_compunit_index)
148 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
149 (Dwo_file::sized_read_unit_index): ...this.
150 (Dwo_file::copy_section): Remove section_name, is_str_offsets
151 parameters; add section_id parameter.
152 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
153 (Dwo_file::add_unit_set): ...this.
154 (Dwo_file::shndx_map_): Remove.
155 (Dwo_file::sect_offsets_): New data member.
156 (Dwp_output_file::Dwp_output_file): Initialize new data members.
157 (Dwp_output_file::add_section): Rename to...
158 (Dwp_output_file::add_contribution): ...this.
159 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
160 (Dwp_output_file::add_tu_set): Likewise.
161 (Dwp_output_file::Contribution): New type.
162 (Dwp_output_file::Section::contributions): New data member.
163 (Dwp_output_file::Cu_or_tu_set): Remove.
164 (Dwp_output_file::Section::Section): New ctor.
165 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
166 (Dwp_output_file::Dwp_index::Section_table): New type.
167 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
168 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
170 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
171 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
172 (Dwp_output_file::Dwp_index::section_table): New member function.
173 (Dwp_output_file::Dwp_index::section_table_end): New member function.
174 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
175 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
176 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
177 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
178 (Dwp_output_file::Dwp_index::section_table_): New data member.
179 (Dwp_output_file::Dwp_index::section_mask_): New data member.
180 (Dwp_output_file::add_output_section): New member function.
181 (Dwp_output_file::write_new_section): New member function.
182 (Dwp_output_file::write_contributions): New member function.
183 (Dwp_output_file::section_id_map_): New data member.
184 (class Dwo_id_info_reader): Remove.
185 (class Unit_reader): New class.
186 (get_dwarf_section_name): New function.
187 (Dwo_file::read_executable): Adjust initializations of class data.
188 (Dwo_file::read): Add support for v2 package file format.
189 (Dwo_file::read_unit_index): Likewise.
190 (Dwo_file::sized_read_unit_index): Likewise.
191 (Dwo_file::copy_section): Likewise.
192 (Dwo_file::add_unit_set): Likewise.
193 (Dwp_output_file::add_output_section): Likewise.
194 (Dwp_output_file::add_contribution): Likewise.
195 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
197 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
199 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
201 (Dwp_output_file::initialize): Remove unused function.
202 (Dwp_output_file::finalize): Add support for v2 package file format.
203 (Dwp_output_file::write_index): Likewise.
204 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
207 2013-10-31 Cary Coutant <ccoutant@google.com>
209 * configure.ac: Fix check for -fmerge-constants.
210 * configure.ac: Regenerate.
212 2013-10-30 Roland McGrath <mcgrathr@google.com>
214 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
215 Correct 9-byte nop sequence to match what the assembler generates.
217 2013-10-30 Alan Modra <amodra@gmail.com>
219 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
220 ppc64_local_entry_offset, ppc64_local_entry_offset,
221 do_read_symbols): New functions.
222 (Powerpc_relobj::e_flags_, st_other_): New vars.
223 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
224 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
225 (Powerpc_relobj::e_flags_): New var.
226 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
227 and adjust for ELFv2.
228 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
229 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
230 (Powerpc_dynobj::do_find_special_sections): Likewise.
231 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
232 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
233 to ELFv2 local entry.
234 (Target_powerpc::do_relax): No thread safe barriers needed for
236 (Output_data_plt_powerpc::initial_plt_entry_size_,
237 plt_entry_size): Delete. Replace all uses with
238 first_plt_entry_offset() and plt_entry_size().
239 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
240 reserved_size parm. Update callers.
241 (Output_data_plt_powerpc::entry_count): Update.
242 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
243 and use Target_powerpc::first_plt_entry_offset().
244 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
245 rename to plt_entry_size.
246 (Output_data_plt_powerpc::add_ifunc_entry,
247 add_local_ifunc_entry): Adjust reloc for ELFv2.
248 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
249 (glink_eh_frame_fde_64v2): New.
250 (Stub_table::plt_call_size): Support ELFv2 sizing.
251 (Output_data_glink::add_eh_frame): Use the new FDE.
252 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
253 (Stub_table::do_write): Write ELFv2 stubs and glink.
254 (Target_powerpc::Relocate::relocate): Replaces nop after call
255 with ld 2,24(1) and adjust local offset destination for ELFv2.
257 2013-10-30 Alan Modra <amodra@gmail.com>
259 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
260 (Target_powerpc::Scan::global, local): Likewise.
261 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
262 on all ppc64 @h and @ha relocs.
264 2013-10-14 Alan Modra <amodra@gmail.com>
266 * output.h (Output_data_got::add_constant): Tidy.
267 (Output_data_got::add_constant_pair): New function.
268 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
269 methods used so as to first call reserve_ent().
271 2013-10-11 Roland McGrath <mcgrathr@google.com>
273 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
274 add_got_entry and add_got_entry_pair.
276 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
277 (HAVE_PUBNAMES): Likewise.
278 * configure: Regenerate.
280 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
281 * testsuite/Makefile.in: Regenerate.
283 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
284 Remove const from declaration.
285 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
286 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
287 * output.h (Output_file_header): Remove const from member target_
288 and corresponding constructor argument.
289 * output.cc (Output_file_header::Output_file_header): Update prototype.
290 (Output_file_header::do_sized_write): Use this->target_ in place
291 of parameters()->target().
293 * testsuite/undef_symbol.cc (Foo::get_a): New method.
295 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
296 * configure: Regenerate.
297 * Makefile.in: Regenerate.
298 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
299 * testsuite/merge_string_literals_2.c: Likewise.
300 * testsuite/Makefile.am
301 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
302 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
303 literal -fmerge-constants.
304 * testsuite/Makefile.in: Regenerate.
306 * i386.cc (Target_i386): Remove unused member dynbss_.
307 * arm.cc (Target_arm): Likewise.
308 * powerpc.cc (Target_powerpc): Likewise.
309 * sparc.cc (Target_sparc): Likewise.
310 * tilegx.cc (Target_tilegx): Likewise.
311 * x86_64.cc (Target_x86_64): Likewise.
312 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
313 type_signature_, type_offset_.
314 * plugin.h (Plugin_hook): Remove unused member layout_.
315 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
317 (Read_member): Remove unused members input_objects_, symtab_,
319 (Check_library): Remove unused member symtab_.
320 * archive.h (Lib_group): Remove unused member lib_.
321 * archive.cc (Lib_group::Lib_group): Update initializer.
322 * incremental.h (Incremental_binary): Remove unused member target_.
323 (Incremental_script_entry): Removed unused member script_.
324 * layout.h (Write_symbols_task): Remove unused member input_objects_.
325 * icf.h (Icf): Remove unused member num_tracked_relocs.
327 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
328 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
330 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
332 * archive.h: Use struct rather than class for forward declaration
333 of Read_symbols_data.
335 2013-10-07 Cary Coutant <ccoutant@google.com>
338 * testsuite/Makefile.am (icf_test): Fix dependencies.
339 (icf_safe_test): Likewise.
340 (icf_safe_so_test): Likewise.
341 (large_symbol_alignment): Add empty _LDADD rule.
342 * testsuite/Makefile.in: Regenerate.
344 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
347 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
348 relocation for R_X86_64_32 on x32.
350 2013-08-27 Roland McGrath <mcgrathr@google.com>
352 * output.cc (Output_segment::set_section_addresses): Take new
353 Target* argument. If target->isolate_execinstr() and the segment
354 is executable and starts at a target->abi_pagesize() boundary,
355 pad its end out to a target->abi_pagesize() boundary with code fill.
356 * output.h (Output_segment::set_section_addresses): Update decl.
357 * layout.h (Layout::check_output_data_for_reset_values): Take new
358 argument RELAX_OUTPUTS.
359 (Layout): New member relax_output_list_.
360 (Layout::add_relax_output): New method.
361 * layout.cc (Layout::Layout): Update constructor.
362 (Layout::reset_relax_output): New method.
363 (Layout::clean_up_after_relaxation): Call it.
364 (Layout::prepare_for_relaxation): Update caller.
365 (Layout::set_segment_offsets): Update callers of set_section_addresses.
366 Call reset_relax_output before re-processing segments for
367 isolate_execinstr case.
368 (Layout::write_data): Handle relax_output_list_.
369 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
370 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
372 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
375 * object.h: Fix typos.
377 2013-08-16 Roland McGrath <mcgrathr@google.com>
379 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
380 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
382 2013-08-07 Cary Coutant <ccoutant@google.com>
384 Revert support for v2 DWP files:
386 2013-03-01 Cary Coutant <ccoutant@google.com>
388 Add dwp support for v2 DWARF package file format.
389 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
390 tu_length parameter. Adjust all callers.
391 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
392 * dwp.cc: Include dwarf.h.
393 (Section_bounds): New struct type.
394 (Unit_set): New struct type.
395 (Dwo_file::Dwo_file): Initialize new data member.
396 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
397 Combine and rename to...
398 (Dwo_file::read_unit_index): ...this.
399 (Dwo_file::sized_read_compunit_index)
400 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
401 (Dwo_file::sized_read_unit_index): ...this.
402 (Dwo_file::copy_section): Remove section_name, is_str_offsets
403 parameters; add section_id parameter.
404 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
405 (Dwo_file::add_unit_set): ...this.
406 (Dwo_file::shndx_map_): Remove.
407 (Dwo_file::sect_offsets_): New data member.
408 (Dwp_output_file::Dwp_output_file): Initialize new data members.
409 (Dwp_output_file::add_section): Rename to...
410 (Dwp_output_file::add_contribution): ...this.
411 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
412 (Dwp_output_file::add_tu_set): Likewise.
413 (Dwp_output_file::Contribution): New type.
414 (Dwp_output_file::Section::contributions): New data member.
415 (Dwp_output_file::Cu_or_tu_set): Remove.
416 (Dwp_output_file::Section::Section): New ctor.
417 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
418 (Dwp_output_file::Dwp_index::Section_table): New type.
419 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
420 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
422 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
423 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
424 (Dwp_output_file::Dwp_index::section_table): New member function.
425 (Dwp_output_file::Dwp_index::section_table_end): New member function.
426 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
427 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
428 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
429 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
430 (Dwp_output_file::Dwp_index::section_table_): New data member.
431 (Dwp_output_file::Dwp_index::section_mask_): New data member.
432 (Dwp_output_file::add_output_section): New member function.
433 (Dwp_output_file::write_new_section): New member function.
434 (Dwp_output_file::write_contributions): New member function.
435 (Dwp_output_file::section_id_map_): New data member.
436 (class Dwo_id_info_reader): Remove.
437 (class Unit_reader): New class.
438 (get_dwarf_section_name): New function.
439 (Dwo_file::read_executable): Adjust initializations of class data.
440 (Dwo_file::read): Add support for v2 package file format.
441 (Dwo_file::read_unit_index): Likewise.
442 (Dwo_file::sized_read_unit_index): Likewise.
443 (Dwo_file::copy_section): Likewise.
444 (Dwo_file::add_unit_set): Likewise.
445 (Dwp_output_file::add_output_section): Likewise.
446 (Dwp_output_file::add_contribution): Likewise.
447 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
449 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
451 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
453 (Dwp_output_file::initialize): Remove unused function.
454 (Dwp_output_file::finalize): Add support for v2 package file format.
455 (Dwp_output_file::write_index): Likewise.
456 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
459 2013-07-31 Cary Coutant <ccoutant@google.com>
461 * object.cc (Sized_relobj::do_output_section_address): New function.
462 (Sized_relobj): Instantiate explicitly.
463 * object.h (Object::output_section_address): New function.
464 (Object::do_output_section_address): New function.
465 (Sized_relobj::do_output_section_address): New function.
466 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
468 2013-07-30 Cary Coutant <ccoutant@google.com>
469 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
471 * parameters.cc (Parameters::entry): Return target-specific entry
473 * target.h (Target::entry_symbol_name): New function.
474 (Target_info::entry_symbol_name): New data member.
476 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
477 * i386.cc (Target_i386::i386_info): Likewise.
478 (Target_i386_nacl::i386_nacl_info): Likewise.
479 * sparc.cc (Target_sparc::sparc_info): Likewise.
480 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
481 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
482 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
483 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
485 2013-07-22 Sterling Augustine <saugustine@google.com>
487 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
488 Convert parameter shndx to local variable. Add parameters symtab
489 and symtab_size. Scan over section names. Find relocation
490 section corresponding to current section. Create and initialize
491 reloc_mapper_ and reloc_type_.
492 (Dwarf_pubnames_table::read_header): Add assertion. Change
493 unit_length to off_t. Initialize member unit_length_. Fill in field
495 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
496 Initialize new fields unit_length_ and cu_offset_.
497 (Dwarf_pubnames_table::read_section): Update prototype.
498 (Dwarf_pubnames_table::cu_offset): New member function.
499 (Dwarf_pubnames_table::subsection_size): Likewise.
500 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
502 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
503 member functions public.
504 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
505 Update comment. Rework logic. Move repeated parts to...
506 (Gdb_index_info_reader::read_pubtable): ...here. New function.
507 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
508 pubtypes_table_, and stmt_list_offset.
509 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
510 Gdb_index::find_pubtype_offset,
511 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
512 (Gdb_index::pubnames_read): Update prototype and rework logic.
513 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
515 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
516 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
517 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
518 Gdb_index::map_pubtable_to_dies):
520 (Gdb_index::pubnames_read): Update declaration.
521 (Gdb_index::Pubname_offset_map): New type.
522 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
523 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
524 Gdb_index::stmt_list_offset): Declare.
525 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
526 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
527 Gdb_index::pubtypes_offset_): Remove.
529 2013-07-19 Roland McGrath <mcgrathr@google.com>
531 * options.h (General_options): Add -Trodata-segment option.
532 * parameters.cc (Parameters::check_rodata_segment): New function.
533 (Parameters::set_target_once): Call it.
534 * parameters.h (Parameters): Declare it (private member function).
535 * layout.cc (load_seg_unusable_for_headers): New function, broken
536 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
537 then validate rodata segment rather than text segment.
538 (relaxation_loop_body): Call that.
539 (is_text_segment): New function. Don't admit a non-executable
540 segment if TARGET->isolate_execinstr().
541 (set_segment_offsets): Call it. Honor -Trodata-segment option.
543 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
546 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
547 * nacl.h (Sniff_file::View::View): Request aligned view.
549 2013-07-11 Cary Coutant <ccoutant@google.com>
551 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
552 correct BRLT entry size.
554 2013-07-03 Alan Modra <amodra@gmail.com>
556 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
559 2013-07-01 Cary Coutant <ccoutant@google.com>
561 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
563 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
564 (Dwarf_ranges_table::lookup_reloc): New function.
565 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
567 (Dwarf_ranges_table::lookup_reloc): New function.
568 (Dwarf_ranges_table::reloc_type_): New data member.
570 2013-06-27 Jing Yu <jingyu@google.com>
573 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
575 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
576 (Target_powerpc::do_relax): Call the above.
578 2013-06-27 Cary Coutant <ccoutant@google.com>
580 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
581 on garbage collected .opd section.
583 2013-06-27 Alan Modra <amodra@gmail.com>
585 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
587 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
588 (Target_powerpc::do_function_location): Likewise for loc->shndx.
590 2013-06-14 Cary Coutant <ccoutant@google.com>
592 * resolve.cc (Symbol::override_base): Don't override st_type
593 from plugin placeholder symbols.
594 (Symbol_table::resolve): Likewise.
595 (Symbol_table::should_override): Don't complain about TLS mismatch
596 if the TO symbol is a plugin placeholder.
597 * testsuite/Makefile.am (plugin_test_tls): New test.
598 * testsuite/Makefile.in: Regenerate.
599 * testsuite/plugin_test_tls.sh: New test script.
600 * testsuite/two_file_test_2_tls.cc: New test source.
601 * testsuite/two_file_test_tls.cc: New test source.
603 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
605 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
606 the maximum segment alignment is larger than the page size.
607 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
608 correctly aligns the symbols with large alignemnt.
609 * testsuite/Makefile.in: Regenerate.
610 * testsuite/large_symbol_alignment.cc: New file.
612 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
613 Sriraman Tallam <tmsriram@google.com>
615 * options.h (sort_section): New option.
616 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
617 Rename from Input_section_sort_section_name_special_ordering_compare.
618 (Input_section_sort_section_name_compare): New struct.
619 * output.cc (Output_section::Input_section_sort_section_name_compare::
620 operator()): New function.
621 (Output_section::sort_attached_input_sections): Use new sort function
622 for .text if --sort-section=name is specified.
623 * layout.cc (Layout::make_output_section):
624 Add sorting by name when --sort-section=name is specified.
625 * testsuite/Makefile.am (text_section_grouping): Test option
627 * testsuite/Makefile.in: Regenerate.
628 * testsuite/section_sorting_name.cc: New file.
629 * testsuite/section_sorting_name.sh: New file.
631 2013-05-21 Cary Coutant <ccoutant@google.com>
633 * symtab.h (Symbol::is_cxx_vtable): New function.
634 * target-reloc.h (relocate_section): Check for vtable symbol.
635 * testsuite/Makefile.am (missing_key_func.sh): New test case.
636 * testsuite/Makefile.in: Regenerate.
637 * testsuite/missing_key_func.cc: New test source.
638 * testsuite/missing_key_func.sh: New test script.
640 2013-05-21 Cary Coutant <ccoutant@google.com>
642 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
643 type of enclosing symbol.
644 (Relocate_info::location): Check symbol type when describing symbol.
645 * object.h (Symbol_location_info): Remove unused line_number;
646 add enclosing_symbol_type.
647 * testsuite/debug_msg.sh: Adjust expected output.
649 2013-05-13 Cary Coutant <ccoutant@google.com>
651 * configure.ac: Export DEFAULT_TARGET.
652 * configure: Regenerate.
653 * Makefile.in: Regenerate.
654 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
655 * testsuite/Makefile.in: Regenerate.
656 * testsuite/debug_msg.sh: Delete duplicate tests.
657 Don't check undef_int error message match for powerpc where the
658 source file and line number aren't available.
660 2013-05-10 Roland McGrath <mcgrathr@google.com>
662 * options.h (General_options): Add --rosegment-gap option.
663 * options.cc (finalize): --rosegment-gap implies --rosegment.
664 * layout.cc (set_segment_offsets): Let user option override
665 target->rosegment_gap().
667 2013-05-10 Roland McGrath <mcgrathr@google.com>
669 * options.h (General_options): Remove leading space from help
670 messages for -nostdlib and --rosegment.
672 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
675 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
677 2013-05-03 Alan Modra <amodra@gmail.com>
679 * merge.cc (Output_merge_string::do_add_input_section): Correct
680 scan for number of strings. Rename vars to avoid shadowing.
681 Include missing terminator in input_size_.
683 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
685 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
686 Restore empty string handling.
688 2013-05-01 Cary Coutant <ccoutant@google.com>
690 * stringpool.cc (Stringpool_template::new_key_offset): Fix
691 uninitialized warning.
693 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
695 * output.cc (Output_section::add_merge_input_section): Allow
696 to merge sections if the alignment is more than character size.
697 * merge.h (Output_merge_string::Output_merge_string): Remove
699 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
700 only not-null strings. Check the alignment of strings.
702 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
703 alignment as the argument.
704 (Stringpool_template<Stringpool_char>::addralign_): New class member.
705 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
706 Align non-zero length strings according to the addralign_.
707 (Stringpool_template<Stringpool_char>::set_string_offsets):
708 Updating offsets according to the given alignment.
709 * testsuite/Makefile.am (text_section_grouping): Test if string
710 literals are getting merged.
711 * testsuite/Makefile.in: Regenerate.
712 * testsuite/merge_string_literals_1.c: New file.
713 * testsuite/merge_string_literals_2.c: Ditto.
714 * testsuite/merge_string_literals.sh: Ditto.
716 2013-04-26 Ian Lance Taylor <iant@google.com>
718 * target-reloc.h (relocate_section): If the reloc offset is out of
719 range, pass VIEW as NULL to relocate.relocate.
720 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
721 * i386.cc (Target_i386::Relocate::relocate): Likewise.
722 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
723 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
724 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
725 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
727 2013-04-26 Geoff Pike <gpike@chromium.org>
729 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
730 * layout.cc (Hash_task): New class.
731 (Layout::queue_build_id_tasks): New function.
732 (Layout::write_build_id): Handle single-thread portion of build ID
733 computation. (In some cases, all of it is single-threaded.) Replace
734 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
735 functionality in fewer lines of code.
736 * layout.h (Layout::queue_build_id_tasks): New function declaration.
737 * options.h (General_options): make "--build-id" default to tree
738 rather than sha1. Add two new options related to --build-id=tree:
739 --build-id-chunk-size-for-treehash and
740 --build-id-min-file-size-for-treehash.
741 * Makefile.am: add testing of --build-id=tree and related new options
742 (these tests will be invoked by "make check").
743 * Makefile.in: Regenerate.
745 2013-04-25 Alan Modra <amodra@gmail.com>
747 * configure.tgt: Add powerpcle and powerpc64le.
749 2013-04-22 Alan Modra <amodra@gmail.com>
752 * layout.cc (Layout::segment_precedes): Allow more than one
753 segment with the same type and flags.
755 2013-04-15 Cary Coutant <ccoutant@google.com>
757 * layout.cc (Layout::set_relocatable_section_offsets): Don't
758 allocate space in file for BSS sections.
760 2013-04-15 Cary Coutant <ccoutant@google.com>
762 * script-sections.cc (Orphan_output_section): Reset address
763 to zero after each orphaned section for relocatable links.
765 2013-04-15 Cary Coutant <ccoutant@google.com>
767 * symtab.cc (Symbol_table::sized_write_globals): Subtract
768 section starting address for relocatable link.
769 * testsuite/Makefile.am (script_test_11): New test.
770 * testsuite/Makefile.in: Regenerate.
771 * testsuite/script_test_11.c: New source file.
772 * testsuite/script_test_11.t: New linker script.
774 2013-04-13 Alan Modra <amodra@gmail.com>
776 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
777 owner when sections are not adjacent and exceed group size.
778 (Target_powerpc::group_sections): Handle corner case.
779 (Target_powerpc::Branch_info::make_stub): Handle case where
780 stub table doesn't exist due to branches in non-exec sections.
781 (Target_powerpc::Relocate::relocate): Likewise.
783 2013-04-11 Alan Modra <amodra@gmail.com>
786 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
787 .branch_lt to match bfd ld. Adjust comments throughout file.
789 2013-04-04 Ian Lance Taylor <iant@google.com>
792 * object.cc (do_layout_deferred_sections): Handle .eh_frame
793 sections before checking whether they are included in the link.
795 2013-03-29 Sriraman Tallam <tmsriram@google.com>
797 * archive.cc (Archive::get_elf_object_for_member): Create the elf
798 object before calling the plugin claim_file handler. Pass the elf
799 object of the archive to the plugin. Delete the elf object if the
800 plugin claims the file.
802 2013-03-21 Alan Modra <amodra@gmail.com>
804 * layout.cc (Layout::set_segment_offsets): Accept writable .text
807 2013-03-21 Alan Modra <amodra@gmail.com>
809 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
811 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
812 uninitialized" warning.
814 2013-03-20 Alan Modra <amodra@gmail.com>
816 * symtab.h (Symbol::clear_version): New function.
817 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
818 is_needed by weak references. Clear version for symbols defined
819 in as-needed objects that are not needed.
821 2013-03-15 Alan Modra <amodra@gmail.com>
823 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
824 static and public. Add report_err param. Return false for data refs.
825 (Target_powerpc::rela_dyn_section): New overloaded function.
826 (Target_powerpc::plt_, iplt_): Elucidate.
827 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
828 (Output_data_plt_powerpc::do_write): Don't write .iplt.
829 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
830 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
831 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
832 push_branch and make_plt_entry for ifunc syms when
833 reloc_needs_plt_for_ifunc.
834 (Target_powerpc::Relocate::relocate): Don't use plt entry value
835 for ifunc unless reloc_needs_plt_for_ifunc.
837 2013-03-15 Alan Modra <amodra@gmail.com>
839 * gc.h (gc_process_relocs): Don't look through function descriptors.
840 * icf.cc (get_section_contents): Do so here instead.
842 2013-03-13 Alan Modra <amodra@gmail.com>
844 * powerpc.cc (is_branch_reloc): Forward declare.
845 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
846 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
847 false for 64-bit, true for 32-bit non-branch relocs.
848 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
849 * testsuite/Makefile.am (icf_test): Use linker map file instead of
851 (icf_safe_test): Generate linker map file as well as nm output.
852 (icf_safe_so_test): Likewise.
853 * testsuite/Makefile.in: Regenerate.
854 * testsuite/icf_test.sh: Parse linker map file to determine
856 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
857 * testsuite/icf_safe_so_test.sh: Likewise.
858 (X86_32_or_ARM_specific_safe_fold): Merge into..
859 (arch_specific_safe_fold): ..this.
860 (X86_64_specific_safe_fold): Delete unused function.
862 2013-03-12 Alan Modra <amodra@gmail.com>
864 * gc.h (gc_process_relocs): Look through function descriptors
865 to determine shndx, symvalue and addend used by ICF. Tidy
866 variable duplication.
868 2013-03-11 Alan Modra <amodra@gmail.com>
870 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
871 * layout.cc (Layout_task_runner::run): ..to here.
872 * symtab.h (struct Symbol_location): Extract from..
873 (class Symbol_table): ..here.
874 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
875 * target.h (class Target): Add function_location and
876 do_function_location functions.
877 (class Sized_target): Add do_function_location.
878 * object.h (class Sized_relobj_file): Move find_shdr..
879 (class Object): ..to here.
880 * object.cc: Likewise. Update to suit. Instantiate.
881 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
882 * powerpc.cc (class Powerpc_dynobj): New.
883 (Target_powerpc::do_function_location): New function.
884 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
885 (Powerpc_dynobj::do_read_symbols): New function.
886 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
888 2013-03-08 Ian Lance Taylor <iant@google.com>
890 * options.cc (General_options::string_to_object_format): Accept
893 2013-03-08 Alan Modra <amodra@gmail.com>
895 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
897 (struct Post_fde): Move definition to here..
898 * ehframe.cc (struct Post_fde): ..from here.
899 (Cie::write): Don't alloc Post_fde.
900 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
902 2013-03-07 Alan Modra <amodra@gmail.com>
904 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
905 relocation referencing .LC0.
906 * testsuite/discard_locals_test.sh: Remove FIXMEs.
908 2013-03-07 Alan Modra <amodra@gmail.com>
910 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
911 always_inline. Add assembly for powerpc to avoid GOT.
913 2013-03-07 Alan Modra <amodra@gmail.com>
915 * testsuite/script_test_10.sh: Don't test .bss section
918 2013-03-06 Alan Modra <amodra@gmail.com>
920 * powerpc.cc (class Powerpc_relobj): Move some member functions.
921 (Target_powerpc::symval_for_branch): Add symtab param. Update
922 all callers. Handle folded sections.
923 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
925 (Global_symbol_visitor_opd::operator()): Likewise.
927 2013-03-04 Alan Modra <amodra@gmail.com>
929 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
930 * testsuite/Makefile.in: Regenerate.
932 2013-03-01 Cary Coutant <ccoutant@google.com>
934 Add dwp support for v2 DWARF package file format.
935 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
936 tu_length parameter. Adjust all callers.
937 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
938 * dwp.cc: Include dwarf.h.
939 (Section_bounds): New struct type.
940 (Unit_set): New struct type.
941 (Dwo_file::Dwo_file): Initialize new data member.
942 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
943 Combine and rename to...
944 (Dwo_file::read_unit_index): ...this.
945 (Dwo_file::sized_read_compunit_index)
946 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
947 (Dwo_file::sized_read_unit_index): ...this.
948 (Dwo_file::copy_section): Remove section_name, is_str_offsets
949 parameters; add section_id parameter.
950 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
951 (Dwo_file::add_unit_set): ...this.
952 (Dwo_file::shndx_map_): Remove.
953 (Dwo_file::sect_offsets_): New data member.
954 (Dwp_output_file::Dwp_output_file): Initialize new data members.
955 (Dwp_output_file::add_section): Rename to...
956 (Dwp_output_file::add_contribution): ...this.
957 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
958 (Dwp_output_file::add_tu_set): Likewise.
959 (Dwp_output_file::Contribution): New type.
960 (Dwp_output_file::Section::contributions): New data member.
961 (Dwp_output_file::Cu_or_tu_set): Remove.
962 (Dwp_output_file::Section::Section): New ctor.
963 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
964 (Dwp_output_file::Dwp_index::Section_table): New type.
965 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
966 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
968 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
969 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
970 (Dwp_output_file::Dwp_index::section_table): New member function.
971 (Dwp_output_file::Dwp_index::section_table_end): New member function.
972 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
973 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
974 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
975 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
976 (Dwp_output_file::Dwp_index::section_table_): New data member.
977 (Dwp_output_file::Dwp_index::section_mask_): New data member.
978 (Dwp_output_file::add_output_section): New member function.
979 (Dwp_output_file::write_new_section): New member function.
980 (Dwp_output_file::write_contributions): New member function.
981 (Dwp_output_file::section_id_map_): New data member.
982 (class Dwo_id_info_reader): Remove.
983 (class Unit_reader): New class.
984 (get_dwarf_section_name): New function.
985 (Dwo_file::read_executable): Adjust initializations of class data.
986 (Dwo_file::read): Add support for v2 package file format.
987 (Dwo_file::read_unit_index): Likewise.
988 (Dwo_file::sized_read_unit_index): Likewise.
989 (Dwo_file::copy_section): Likewise.
990 (Dwo_file::add_unit_set): Likewise.
991 (Dwp_output_file::add_output_section): Likewise.
992 (Dwp_output_file::add_contribution): Likewise.
993 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
995 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
997 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
999 (Dwp_output_file::initialize): Remove unused function.
1000 (Dwp_output_file::finalize): Add support for v2 package file format.
1001 (Dwp_output_file::write_index): Likewise.
1002 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1005 2013-03-01 Cary Coutant <ccoutant@google.com>
1007 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1008 function into class definition in header file.
1009 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1010 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1012 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1014 2013-02-28 Alan Modra <amodra@gmail.com>
1016 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1017 * target.cc (Target::do_plt_fde_location): New function.
1018 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1019 accessor function, and constructor param.
1020 (struct Post_fde, Post_fdes): Declare.
1021 (Cie::write): Add post_fdes param.
1022 * ehframe.cc (Fde::write): Use plt_fde_location.
1023 (struct Post_fde): Define.
1024 (Cie::write): Stash FDEs added post merge mapping.
1025 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1026 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1027 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1029 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1030 (Target_powerpc::has_glink): New function.
1031 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1032 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1033 glink_eh_frame_fde_32, default_fde): New data.
1034 (Stub_table::eh_frame_added_): New var.
1035 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1037 (Stub_table::add_eh_frame): New function.
1038 (Output_data_glink::add_eh_frame): New function.
1039 (Target_powerpc::make_glink_section): Call add_eh_frame.
1041 2013-02-15 Ian Lance Taylor <iant@google.com>
1043 * options.h (DEFINE_uint64_alias): Define.
1044 (class General_options): Add -Ttext-segment as an alias for
1047 2013-02-15 Alan Modra <amodra@gmail.com>
1049 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1050 (Stub_table::do_write): ..here, two places.
1051 (Stub_table::plt_call_size): Use it here too.
1053 2013-02-11 Ian Lance Taylor <iant@google.com>
1055 * descriptors.cc (Descriptors::close_all): New function.
1056 * descriptors.h (class Descriptors): Declare close_all.
1057 (close_all_descriptors): New inline function.
1058 * plugin.cc: Include "descriptors.h".
1059 (Plugin_manager::cleanup): Call close_all_descriptors.
1061 2013-02-06 Alan Modra <amodra@gmail.com>
1063 * README: Update coding style link.
1065 2013-01-28 Cary Coutant <ccoutant@google.com>
1067 * dwp.cc (File_list): New typedef.
1068 (Dwo_name_info_reader): New class.
1069 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1070 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1071 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1072 (Dwo_file::read_executable): New function.
1073 (Dwo_file::read): Move common setup code to ...
1074 (Dwo_file::make_object): ... here.
1075 (dwp_options): Add --exec/-e.
1079 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1081 * layout.cc (Layout::layout): Check for option text_reorder.
1082 (Layout::make_output_section): Ditto.
1083 * options.h (text_reorder): New option.
1084 * output.cc (Input_section_sort_compare): Remove special ordering
1087 Input_section_sort_section_name_special_ordering_compare::
1088 operator()): New function.
1089 (Output_section::sort_attached_input_sections): Use new sort function
1091 * output.h (Input_section_sort_section_name_special_ordering_compare):
1093 * testsuite/Makefile.am (text_section_grouping): Test option
1095 * testsuite/Makefile.in: Regenerate.
1096 * testsuite/text_section_grouping.sh: Check order of functions without
1097 default text reordering.
1099 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1101 * options.h (General_options): Change default to true for new_dtags.
1103 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1105 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1106 when enable_new_dtags is false. Only add DT_RUNPATH when
1107 enable_new_dtags is true.
1109 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1111 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1112 used in declaration and definition consistent.
1113 (Target_powerpc::symval_for_branch): Ditto.
1115 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1117 * testsuite/plugin_final_layout.cc: Fix comment.
1119 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1121 * layout.cc (Layout::layout): Do not do default sorting for
1122 text sections when section ordering is specified.
1123 (make_output_section): Ditto.
1124 * testsuite/plugin_final_layout.cc: Name the function sections
1125 to catch reordering issues.
1127 2013-01-15 Alan Modra <amodra@gmail.com>
1129 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1132 2013-01-15 Alan Modra <amodra@gmail.com>
1134 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1135 * testsuite/Makefile.in: Regenerate.
1137 2013-01-14 Alan Modra <amodra@gmail.com>
1139 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1140 * testsuite/Makefile.in: Regenerate.
1142 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1145 Fix mingw gold build with plugins enabled
1146 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1147 * configure.ac: Export DLOPEN_LIBS and add headers check.
1148 * plugin.cc: Handle non-dlfcn case.
1149 * Makefile.in: Regenerate.
1150 * config.in: Regenerate.
1151 * configure: Regenerate.
1152 * testsuite/Makefile.in: Regenerate.
1154 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1156 * output.h (sort_attached_input_sections): Change to be public.
1157 * script-sections.cc
1158 (Output_section_definition::set_section_addresses): Sort
1159 attached input sections according to section order before linker
1160 script assigns section addresses.
1161 (Orphan_output_section::set_section_addresses): Sort
1162 attached input sections according to section order before linker
1163 script assigns section addresses.
1164 * Makefile.am (final_layout.sh): Use a simple linker script to
1165 check if section ordering still works.
1166 * Makefile.in: Regenerate.
1168 2013-01-09 Ben Cheng <bccheng@google.com>
1170 * arm.cc (Target_arm::attributes_accept_div): New function.
1171 (Target_arm::attributes_forbid_div): New function.
1172 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1173 attribute using the same new functions as what bfd/elf32_arm.c
1176 2013-01-07 Cary Coutant <ccoutant@google.com>
1179 * output.cc (Output_section::add_input_section): For incremental
1180 updates, don't track input sections that are allocated from patch
1183 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1184 Ian Lance Taylor <iant@google.com>
1187 * configure.ac (--enable-ld): Removed.
1188 (install_as_default): Set to yes only for --enable-gold=default
1190 * configure: Regenerated.
1192 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1194 * options.h (General_options): Add -fuse-ld= for GCC linker
1195 option compatibility.
1197 2013-01-04 Cary Coutant <ccoutant@google.com>
1199 * configure.ac: Fix typo restoring CXXFLAGS.
1200 * configure: Regenerate.
1202 2013-01-04 Cary Coutant <ccoutant@google.com>
1204 * testsuite/Makefile.am (CXXLINK_S): New macro.
1205 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1206 * testsuite/Makefile.in: Regenerate.
1208 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1210 * version.cc (print_version): Update copyright year to 2013.
1212 2012-12-20 Ian Lance Taylor <iant@google.com>
1214 * layout.cc (Layout::special_ordering_of_input_section): New
1216 (Layout::layout): If input section requires special ordering, must
1217 sort input sections.
1218 (Layout::make_output_section): May sort .text input sections.
1219 (Layout::is_section_name_prefix_grouped): Remove.
1220 * layout.h (class Layout): Declare
1221 special_ordering_of_input_section. Don't declare
1222 is_section_name_prefix_grouped.
1223 * output.cc (Output_section::add_input_section): Revert last
1225 (Output_section::Input_section_sort::match_file_name): Don't crash
1226 if called on output section data.
1227 (Output_section::Input_section_sort_compare): Sort based on
1229 (Output_section::Input_section_sort_section_order_index_compare):
1231 (Output_section::sort_attached_input_sections): Likewise.
1233 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1235 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1236 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1237 * output.cc (Output_section::add_input_section): Check if section
1238 name contains special prefix. Keep input sections to sort such
1240 (Output_section::Input_section_sort_section_order_index_compare
1241 ::operator()): Group sections according to prefixes.
1242 (Output_section::sort_attached_input_sections): Add condition to
1243 Input_section_entry constructor call.
1244 * testsuite/Makefile.am (text_section_grouping): New test.
1245 * testsuite/Makefile.in: Regenerate.
1246 * testsuite/text_section_grouping.cc: New file.
1247 * testsuite/text_section_grouping.sh: New file.
1249 2012-12-17 Nick Clifton <nickc@redhat.com>
1251 * Makefile.am: Add copyright notice.
1254 * configure.ac: Likewise.
1255 * ftruncate.c: Likewise.
1256 * Makefile.in: Regenerate.
1258 2012-12-14 Cary Coutant <ccoutant@google.com>
1260 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1261 --no-as-needed flag.
1262 (exception_separate_shared_12_test): Likewise.
1263 (incremental_copy_test): Likewise.
1264 * testsuite/Makefile.in: Regenerate.
1266 2012-12-14 Cary Coutant <ccoutant@google.com>
1268 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1269 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1271 2012-12-12 Alan Modra <amodra@gmail.com>
1273 * powerpc.cc (class Track_tls): New.
1274 (class Relocate, class Scan): Inherit Track_tls.
1275 (Target_powerpc::Scan::local, global): Track tls optimization
1276 and avoid creating plt entry for __tls_get_addr if all uses
1278 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1280 2012-12-12 Alan Modra <amodra@gmail.com>
1282 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1283 Replace no_toc_optimize with toc_optimize.
1284 * output.h (Output_section::input_sections): Provide non-const variant.
1285 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1286 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1288 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1289 (class Sort_toc_sections): New.
1290 (Target_powerpc::do_finalize_sections): Sort toc sections.
1291 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1293 2012-12-10 Roland McGrath <mcgrathr@google.com>
1295 * testsuite/binary_unittest.cc (read_all): New function.
1296 (Sized_binary_test): Use it instead of ::read.
1297 * fileread.cc (do_read): Don't assume pread always reads the whole
1298 amount in a single call.
1300 2012-12-10 Alan Modra <amodra@gmail.com>
1302 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1303 Set EM_PPC64 or EM_PPC here.
1304 (Target_selector_powerpc::do_recognize): Delete.
1306 2012-12-10 Alan Modra <amodra@gmail.com>
1308 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1310 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1312 2012-12-07 Roland McGrath <mcgrathr@google.com>
1314 * testsuite/binary_unittest.cc (Sized_binary_test):
1315 Use open_descriptor rather than ::open.
1317 2012-12-07 Alan Modra <amodra@gmail.com>
1319 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1320 typedef and invalid_address constant.
1321 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1322 instantiate constants.
1324 2012-12-06 Roland McGrath <mcgrathr@google.com>
1326 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1327 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1328 * aclocal.m4: Regenerate.
1329 * configure: Regenerate.
1330 * Makefile.in: Regenerate.
1331 * testsuite/Makefile.in: Regenerate.
1333 2012-12-07 Alan Modra <amodra@gmail.com>
1335 * options.h (General_options): Add no_toc_optimize.
1336 * powerpc.cc (ok_lo_toc_insn): New function.
1337 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1339 2012-12-06 Alan Modra <amodra@gmail.com>
1341 * options.h (General_options): Add plt_align, plt_static_chain,
1342 plt_thread_safe. Update stub_group_size help text.
1343 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1344 for new plt_thread_safe_ var.
1345 (use_plt_offset): Correct comments.
1346 (Target_powerpc::do_relax): Look for thread creation symbols to
1347 determine default plt_thread_safe value. Clear plt call stubs
1348 as well as branch stubs each iteration.
1349 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1351 (l, hi, ha, write_insn): Move earlier.
1352 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1353 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1355 (Stub_table::update_size): Adjust.
1356 (Stub_table::prev_size, set_prev_size): Delete.
1357 (Stub_table::stub_align): Let --plt-align affect result.
1358 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1359 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1360 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1361 (Stub_table::do_write): Support more stub variants.
1363 2012-12-04 Alan Modra <amodra@gmail.com>
1365 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1366 (Target_powerpc::do_define_standard_symbols): New function.
1368 2012-12-03 Alan Modra <amodra@gmail.com>
1370 * output.h: Formatting, whitespace.
1372 2012-12-03 Alan Modra <amodra@gmail.com>
1374 * layout.h (Layout::get_executable_sections): Declare.
1375 * layout.cc (Layout::get_executable_sections): New function.
1376 * arm.cc (Target_arm::group_sections): Use it.
1377 (Arm_output_section::group_sections): Delete now redundant test.
1378 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1379 param to handle relative relocs.
1380 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1381 (Output_data_reloc::add_absolute): Adjust.
1382 (Output_data_reloc::add_relative): New function.
1383 (Output_data::reset_data_size): New function.
1384 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1385 (Output_section::set_addralign): New function.
1386 (Output_section::checkpoint_set_addralign): New function.
1387 (Output_section::clear_section_offsets_need_adjustment): New function.
1388 (Output_section::input_sections): Make public.
1389 * powerpc.cc (class Output_data_brlt_powerpc): New.
1390 (class Stub_table, class Stub_control): New.
1391 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1392 stub_table_, set_stub_table, stub_table): New vectors and accessor
1394 (Target_powerpc::do_may_relax, do_relax, push_branch,
1395 new_stub_table, stub_tables, brlt_section, group_sections,
1396 add_branch_lookup_table, find_branch_lookup_table,
1397 write_branch_lookup_table, make_brlt_section): New functions.
1398 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1399 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1400 branch_info_): New vars.
1401 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1402 make call stubs here.
1403 (Output_data_glink): Remove all call stub handling from this class.
1404 (Target_powerpc::Scan::local, global): Save interesting branch
1405 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1406 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1407 functions on final link.
1408 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1409 Handle long branch destinations too.
1410 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1411 do_plt_address_for_local): Adjust lookup of plt call stubs.
1413 2012-11-30 Alan Modra <amodra@gmail.com>
1415 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1416 relocs against protected symbols when building 32-bit shared libs.
1418 2012-11-30 Alan Modra <amodra@gmail.com>
1420 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1421 param. Call got_section() to make .got. Update all callers
1422 and their callers and so on.
1424 2012-11-30 Alan Modra <amodra@gmail.com>
1426 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1427 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1428 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1429 value if it already exists.
1431 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1434 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1436 2012-11-14 Roland McGrath <mcgrathr@google.com>
1438 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1439 than bfc instruction for data sandboxing.
1441 2012-11-08 Alan Modra <amodra@gmail.com>
1443 * po/POTFILES.in: Regenerate.
1445 2012-11-05 Alan Modra <amodra@gmail.com>
1447 * configure.ac: Apply 2012-09-10 change to config.in here.
1448 * configure: Regenerate.
1450 2012-11-05 Alan Modra <amodra@gmail.com>
1452 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1453 (struct Opd_ent): Use "Address" rather than "Offset".
1454 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1455 (Target_powerpc::got_section): Make public.
1456 (Target_powerpc::scan_relocs): Move code setting symbols..
1457 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1458 Create _SDA_BASE_ only when referenced.
1460 2012-11-02 Roland McGrath <mcgrathr@google.com>
1462 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1465 2012-11-01 Roland McGrath <mcgrathr@google.com>
1467 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1468 for offset_in_output_section parameter.
1469 (Sized_target::relocate_special_relocatable): Likewise.
1470 * arm.cc (Target_arm::relocate_relocs): Likewise.
1471 (Target_arm::relocate_special_relocatable): Likewise.
1472 * i386.cc (Target_i386::relocate_relocs): Likewise.
1473 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1474 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1475 * target-reloc.h (relocate_relocs): Likewise.
1476 * testsuite/testfile.cc (Target_test): Likewise.
1477 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1478 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1480 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1481 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1483 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1484 parameter, which is unused in the [!F_SETFD] case.
1486 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1487 SYMNDX to off_t before comparing it to this->data_size().
1488 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1489 * incremental.cc (Output_section_incremental_inputs::do_write):
1490 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1492 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1494 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1496 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1497 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1500 2012-10-29 Cary Coutant <ccoutant@google.com>
1502 * dwp.cc (usage): Add file and exit status parameters;
1503 add --help and --version options.
1504 (print_version): New function.
1505 (main): Add --help and --version options.
1507 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1509 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1510 final_layout_sequence.txt.
1511 * testsuite/Makefile.in: Regenerated.
1513 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1515 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1516 COMPILE generated by automake.
1518 (CXXCOMPILE1): Likewise.
1519 (CXXLINK1): Likewise.
1520 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1522 (CXXCOMPILE): Likewise.
1523 (CXXLINK): Likewise.
1524 * testsuite/Makefile.in: Regenerated.
1526 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1528 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1529 on bad fwrite return.
1531 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1533 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1536 2012-10-23 Cary Coutant <ccoutant@google.com>
1538 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1539 * testsuite/Makefile.in: Regenerate.
1540 * testsuite/dwp_test.h: New source file.
1541 * testsuite/dwp_test_1.cc: New source file.
1542 * testsuite/dwp_test_1.s: New source file.
1543 * testsuite/dwp_test_1.sh: New source file.
1544 * testsuite/dwp_test_1b.cc: New source file.
1545 * testsuite/dwp_test_1b.s: New source file.
1546 * testsuite/dwp_test_2.cc: New source file.
1547 * testsuite/dwp_test_2.s: New source file.
1548 * testsuite/dwp_test_2.sh: New source file.
1549 * testsuite/dwp_test_main.cc: New source file.
1550 * testsuite/dwp_test_main.s: New source file.
1552 2012-10-23 Cary Coutant <ccoutant@google.com>
1554 * dwp.h: New header file.
1555 * dwp.cc: New source file.
1556 * gold.h: Move shared declarations to system.h.
1557 * system.h: New header file.
1558 * Makefile.am: Add dwp.
1559 * Makefile.in: Regenerate.
1561 2012-10-23 Cary Coutant <ccoutant@google.com>
1563 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1564 Dwarf_info_reader::read_from_pointer.
1565 (Dwarf_pubnames_table::read_header): Likewise.
1566 (Dwarf_pubnames_table::next_name): Likewise.
1567 (Dwarf_die::read_attributes): Likewise.
1568 (Dwarf_die::skip_attributes): Likewise.
1569 (Dwarf_info_reader::read_from_pointer): New function template.
1570 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1571 (Dwarf_pubnames_table): Likewise.
1572 (Dwarf_info_reader::read_from_pointer): New function template.
1573 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1574 Dwarf_pubnames_table ctor.
1576 2012-10-23 Cary Coutant <ccoutant@google.com>
1578 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1580 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1582 (Dwarf_info_reader::set_abbrev_shndx): New method.
1583 (Dwarf_info_reader::abbrev_shndx_): New data member.
1585 2012-10-23 Cary Coutant <ccoutant@google.com>
1587 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1588 from object, not parameters.
1589 (Dwarf_info_reader::parse): Likewise.
1590 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1591 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1592 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1595 2012-10-23 Cary Coutant <ccoutant@google.com>
1597 * fileread.cc (Input_file::Input_file): New constructor.
1598 * fileread.h (class Input_file): Add new constructor.
1600 2012-10-18 Alan Modra <amodra@gmail.com>
1603 * object.cc (Relobj::is_section_name_included): Also match
1604 .sdata personality section.
1606 2012-10-18 Alan Modra <amodra@gmail.com>
1608 * target-reloc.h (class Default_comdat_behavior): New, package up..
1609 (get_comdat_behaviour): ..this.
1610 (relocate_section): Add Relocate_comdat_behavior template arg,
1611 adjust code to suit.
1612 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1613 (Target_arm::scan_reloc_section): Likewise.
1614 * i386.cc (Target_i386::relocate_section): Likewise.
1615 * sparc.cc (Target_sparc::relocate_section): Likewise.
1616 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1617 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1618 * powerpc.cc (class Relocate_comdat_behavior): New.
1619 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1620 gold::relocate_section with new template arg.
1622 2012-10-18 Alan Modra <amodra@gmail.com>
1624 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1625 dynamic relocs for GOT_TPREL got entries, without symbol if
1627 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1628 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1629 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1631 2012-10-17 Alan Modra <amodra@gmail.com>
1634 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1636 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1638 * layout.cc (Layout::include_section): Keep sections marked
1639 SHF_EXCLUDE when doing relocatable links.
1641 2012-10-16 Alan Modra <amodra@gmail.com>
1643 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1644 (Target_powerpc::do_finalize_sections): Call it.
1645 (Output_data_save_res): New class and supporting functions.
1646 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1647 normal symbols defined in object files.
1649 2012-10-12 Alan Modra <amodra@gmail.com>
1651 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1652 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1653 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1654 section if scan_opd_relocs not yet called.
1655 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1657 2012-10-12 Alan Modra <amodra@gmail.com>
1659 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1660 add_local_ifunc_entry): Revert last change.
1661 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1663 2012-10-05 Alan Modra <amodra@gmail.com>
1665 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1666 do_plt_address_for_global): New functions.
1667 (Output_data_got_powerpc::do_write): Don't segfault when linking
1669 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1670 add_local_ifunc_entry): Return true on adding entry..
1671 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1672 glink->add_entry call. Remove unused symtab param. Adjust calls.
1673 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1674 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1675 set up symbols here.
1676 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1677 syms here. Do so even when no .iplt. Don't segfault when linking
1679 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1680 new variants without reloc param.
1681 (Glink_sym_ent::Glink_sym_ent): Likewise.
1682 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1683 reloc when refs will resolve to plt call stub.
1684 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1685 R_PPC_PLTREL24 to resolve locally.
1686 (Target_powerpc::Scan::global): Correct ifunc handling.
1687 (Target_powerpc::Relocate::relocate): Correct local sym glink
1688 lookup. Don't destroy "value" when we have a plt call stub,
1689 and when checking plt call validity.
1690 (Target_powerpc::do_dynsym_value): Simplify.
1692 2012-10-05 Alan Modra <amodra@gmail.com>
1694 * i386.cc (Output_data_plt_i386::address_for_global,
1695 address_for_local): Add plt offset to returned value. Adjust uses.
1696 * sparc.cc (Output_data_plt_sparc::address_for_global,
1697 address_for_local): Likewise.
1698 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1699 address_for_local): Likewise.
1700 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1701 address_for_local): Likewise.
1702 * target.h (Target::plt_address_for_global, plt_address_for_local):
1704 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1705 (Output_data_got::Got_entry::write): Nor here.
1706 * output.h: Comment fix.
1708 2012-10-02 Jiong Wang <jiwang@tilera.com>
1710 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1711 global_offset_table_ value for larget got.
1712 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1714 2012-09-29 Alan Modra <amodra@gmail.com>
1716 * powerpc.cc (Target_powerpc::iplt_): New output section.
1717 (Target_powerpc::iplt_section, make_iplt_section,
1718 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1719 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1720 Target_powerpc::plt_entry_count): Count iplt entries too.
1721 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1722 reloc section in constructor. New params.
1723 (Target_powerpc::make_plt_section): Create reloc section here instead.
1724 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1726 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1727 (Output_data_glink::add_entry, find_entry): New functions to
1728 deal with local syms.
1729 (Glink_sym_ent): Add support for local syms.
1730 (Output_data_glink::do_write): Handle ifunc plt entries.
1731 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1732 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1733 (Target_powerpc::Relocate::relocate): Likewise.
1734 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1736 2012-09-25 Alan Modra <amodra@gmail.com>
1738 * object.h (Sized_relobj_file::adjust_local_symbol,
1739 do_adjust_local_symbol): New functions.
1740 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1741 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1742 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1743 and irregular opd entry spacing.
1744 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1745 (Global_symbol_visitor_opd): New functor.
1746 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1747 on deleted opd entries.
1749 2012-09-15 Jiong Wang <jiwang@tilera.com>
1751 * tilegx.cc: New file.
1752 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1753 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1754 * configure.tgt: Add entries for tilegx*.
1755 * configure.ac: Likewise.
1756 * Makefile.in: Rebuild.
1757 * configure: Likewise.
1758 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1761 2012-09-13 Alan Modra <amodra@gmail.com>
1763 * target-reloc.h (scan_relocs): Call scan.local for relocs
1764 against symbols in discarded sections. Pass is_discarded
1766 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1767 Add is_discarded param.
1768 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1769 is_discarded to flag opd entry as discarded. Don't emit dyn
1770 relocs on such entries.
1771 (Target_powerpc::Scan::global): Similarly detect and handle
1773 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1774 opd_ent_. Update all uses.
1775 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1776 (Target_powerpc::relocate_section): Zero out discarded opd
1779 2012-09-12 Ian Lance Taylor <iant@google.com>
1782 * output.cc: Rename Output_data_got template parameter from size
1783 to got_size for all functions. Compile all variants of
1785 (Output_data_got::Got_entry::write): Correct use of size for
1786 symbol value. Use local_is_tls rather than casting to
1788 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1789 (class Sized_relobj_file): Add do_local_is_tls.
1790 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1792 2012-09-11 Alan Modra <amodra@gmail.com>
1795 * layout.cc (Layout::set_segment_offsets): When using
1796 common-page-size alignment, ensure we are on a new max-page-size
1798 * output.cc (Output_segment::set_section_addresses): Use
1799 abi_pagesize, not common_pagesize for relro boundary.
1800 (Output_segment::set_offset): Likewise.
1802 2012-09-11 Alan Modra <amodra@gmail.com>
1804 * output.h (Output_data_got::add_global_tls, add_local_tls,
1805 add_local_tls_pair): New functions.
1806 (Output_data_got::add_local_pair_with_rel): Remove second
1807 reloc param. Expand comment.
1808 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1809 use_plt_or_tls_offset_, similarly for constructor param.
1810 (Output_data_got::Got_entry::write): Add got_index param.
1811 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1812 add_local_tls_pair): New functions.
1813 (Output_data_got::Got_entry::write): Handle tls symbols
1814 with use_plt_or_tls_offset_ set specially.
1815 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1816 (Output_data_got::do_write): Replace iterator with index, pass
1817 index to entry write function.
1818 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1819 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1820 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1822 * i386.cc (Target_i386::Scan::local): Likewise.
1823 * sparc.cc (Target_sparc::Scan::local): Likewise.
1824 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1825 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1826 do_tls_offset_for_global): New functions.
1827 (Target_powerpc::Scan::local): Correct TLS relocations and got
1829 (Target_powerpc::Scan::global): Don't emit unnecessary
1830 dynamic relocations on TLS GOT entries.
1832 2012-09-10 Matthias Klose <doko@ubuntu.com>
1834 * config.in: Disable sanity check for kfreebsd.
1836 2012-09-10 Sterling Augustine <saugustine@google.com>
1838 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1839 (Gdb_index::pubtypes_read): New parameter.
1840 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1842 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1845 2012-09-09 Alan Modra <amodra@gmail.com>
1847 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1848 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1849 * gc.h (gc_process_relocs): Call target gc_add_reference.
1850 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1851 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1852 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1854 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1855 to cater for when we don't need code offset. Update use.
1856 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1857 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1858 set_opd_valid): New functions.
1859 (Target_powerpc::do_gc_add_reference): New function.
1860 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1862 (Target_powerpc::do_gc_mark_symbol): New function.
1864 2012-09-06 Cary Coutant <ccoutant@google.com>
1866 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1867 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1868 (Dwarf_die::skip_attributes): Likewise.
1869 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
1870 * testsuite/gdb_index_test.cc (inline_func_1): New function.
1872 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
1874 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
1876 * testsuite/script_test_3.t: Add .got.plt output section
1878 * testsuite/script_test_4.t: Likewise.
1880 2012-09-05 Alan Modra <amodra@gmail.com>
1882 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
1883 update all uses and lose "enum" when using type.
1885 2012-09-05 Alan Modra <amodra@gmail.com>
1887 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
1888 * configure: Regenerate.
1889 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
1890 (plugin_final_layout.stdout): Likewise.
1891 (memory_test): Set page sizes to 0x1000.
1892 * testsuite/Makefile.in: Regenerate.
1893 * testsuite/discard_locals_test.sh: Add FIXME comment.
1894 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
1895 * testsuite/pr14265.t: Add .got output section statement.
1896 * testsuite/script_test_2.t: Likewise.
1897 * testsuite/script_test_3.t: Likewise.
1898 * testsuite/script_test_4.t: Likewise.
1899 * testsuite/script_test_5.t: Likewise.
1900 * testsuite/script_test_6.t: Likewise.
1901 * testsuite/script_test_7.t: Likewise.
1902 * testsuite/script_test_9.t: Likewise.
1904 2012-09-05 Alan Modra <amodra@gmail.com>
1906 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
1907 (Powerpc_relocate_functions::Status): New typedef.
1908 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1909 (Target_powerpc::Scan::local): Handle REL64.
1910 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
1911 for REL32 and REL64.
1912 (Target_powerpc::symval_for_branch): New function, extracted from..
1913 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
1914 checks. Report overflow errors.
1916 2012-09-05 Alan Modra <amodra@gmail.com>
1918 * object.h (Sized_relobj_file::emit_relocs): Delete.
1919 (Sized_relobj_file::emit_relocs_reltype): Delete.
1920 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
1921 relocate_relocs for --emit-relocs.
1922 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
1923 * output.h: Update comment.
1924 (Output_segment::first_section): New function.
1925 (Output_segment::first_section_load_address): Use first_section.
1926 * output.cc (Output_segment::first_section): New function extracted..
1927 (Output_segment::first_section_load_address): ..from here. Delete.
1928 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
1929 * target.h (Sized_target::relocate_for_relocatable): Likewise.
1930 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
1931 adjust call to target.h function.
1932 * i386.cc (Target_i386): Likewise.
1933 * sparc.cc (Target_sparc): Likewise.
1934 * x86_64.cc (Target_x86_64): Likewise.
1935 * powerpc.cc (Target_powerpc): Likewise.
1936 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
1937 first tls section has section symbol for optimised local dynamic
1939 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
1940 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
1942 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
1943 Rename to relocate_relocs. Update error message.
1945 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
1947 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
1950 2012-08-31 Alan Modra <amodra@gmail.com>
1952 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
1953 (Powerpc_relobj::toc_base_offset): New stub function.
1954 (Target_powerpc): Add tp_offset, dtp_offset. Rename
1955 got_mod_index_offset to tlsld_got_offset. Update all refs.
1956 (Target_powerpc::Relocate::enum skip_tls): New.
1957 (Target_powerpc::call_tls_get_addr_): New var.
1958 (Target_powerpc::is_branch_reloc): Move to file scope.
1959 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
1960 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
1962 (Target_powerpc::enum Got_type): Delete old values, add new ones.
1963 (powerpc_info): Correct common_pagesize for ppc64.
1964 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
1965 (Powerpc_relocate_functions): Add overflow check enums and functions.
1966 Add non-shift version of rela, rela_ua. Delete all rel public
1967 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
1968 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
1969 addr16_ha3, addr14 functions.
1970 (Output_data_got_powerpc::add_constant_pair): New function.
1971 (Output_data_got_powerpc::got_base_offset): Likewise.
1972 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
1973 (instruction constants): Sort, add some more.
1974 (Output_data_glink::do_write): Add and use Address typedef. Use
1975 object->toc_base_offset() stub for 64-bit.
1976 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
1977 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1978 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
1979 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
1980 Always treat .opd relocs as against locally defined symbol.
1981 Correct condition for RELATIVE relocs.
1982 (Target_powerpc::do_finalize_sections): Test for NULL sections.
1983 (Target_powerpc::Relocate::relocate): Use plt call stub as value
1984 for 32-bit syms with a plt entry. Correct ppc64 toc base
1985 calculations. Handle TLS relocs, and more. Add overflow
1986 checking and adjust for Powerpc_relocate_functions changes.
1987 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
1988 Reinstate --emit-relocs code with FIXME.
1990 2012-08-30 Alan Modra <amodra@gmail.com>
1992 * layout.cc (Layout::set_segment_offsets): Set p_align to
1993 abi_pagesize, not common_pagesize.
1994 (Layout::relaxation_loop_body): Similarly use abi_pagesize
1995 to determine whether file header can go in segment.
1997 2012-08-30 Alan Modra <amodra@gmail.com>
1999 * output.h (Output_reloc::Output_reloc <output section>): Add
2000 is_relative param. Adjust calls.
2001 (Output_reloc::add_output_section_relative): New functions.
2002 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2004 (Output_reloc::symbol_value): Handle SECTION_CODE.
2006 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2008 * gold.cc (queue_middle_tasks): Call layout again when unique
2009 segments for sections is desired.
2010 * layout.cc (Layout::Layout): Initialize new members.
2011 (Layout::get_output_section_flags): New function.
2012 (Layout::choose_output_section): Call get_output_section_flags.
2013 (Layout::layout): Make output section for mapping to a unique segment.
2014 (Layout::insert_section_segment_map): New function.
2015 (Layout::attach_allocated_section_to_segment): Make unique segment for
2016 output sections marked so.
2017 (Layout::segment_precedes): Check for unique segments when sorting.
2018 * layout.h (Layout::Unique_segment_info): New struct.
2019 (Layout::Section_segment_map): New typedef.
2020 (Layout::insert_section_segment_map): New function.
2021 (Layout::get_output_section_flags): New function.
2022 (Layout::is_unique_segment_for_sections_specified): New function.
2023 (Layout::set_unique_segment_for_sections_specified): New function.
2024 (Layout::unique_segment_for_sections_specified_): New member.
2025 (Layout::section_segment_map_): New member.
2026 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2027 Rename is_gc_pass_one to is_pass_one.
2028 Rename is_gc_pass_two to is_pass_two.
2029 Rename is_gc_or_icf to is_two_pass.
2030 Check for which pass based on whether symbols data is present.
2031 Make it two pass when unique segments for sections is desired.
2032 * output.cc (Output_section::Output_section): Initialize new
2034 * output.h (Output_section::is_unique_segment): New function.
2035 (Output_section::set_is_unique_segment): New function.
2036 (Output_section::is_unique_segment_): New member.
2037 (Output_section::extra_segment_flags): New function.
2038 (Output_section::set_extra_segment_flags): New function.
2039 (Output_section::extra_segment_flags_): New member.
2040 (Output_section::segment_alignment): New function.
2041 (Output_section::set_segment_alignment): New function.
2042 (Output_section::segment_alignment_): New member.
2043 (Output_segment::Output_segment): Initialize is_unique_segment_.
2044 (Output_segment::is_unique_segment): New function.
2045 (Output_segment::set_is_unique_segment): New function.
2046 (Output_segment::is_unique_segment_): New member.
2047 * plugin.cc (allow_unique_segment_for_sections): New function.
2048 (unique_segment_for_sections): New function.
2049 (Plugin::load): Add new functions to transfer vector.
2050 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2051 * Makefile.in: Regenerate.
2052 * testsuite/plugin_final_layout.sh: Check if unique segment
2053 functionality works.
2054 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2056 (allow_unique_segment_for_sections): New global.
2057 (unique_segment_for_sections): New global.
2058 (claim_file_hook): Call allow_unique_segment_for_sections.
2059 (all_symbols_read_hook): Call unique_segment_for_sections.
2061 2012-08-22 Cary Coutant <ccoutant@google.com>
2063 * layout.cc (Layout::include_section): Don't assert on GROUP
2064 sections with --emit-relocs.
2066 2012-08-21 Cary Coutant <ccoutant@google.com>
2068 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2069 if --export-dynamic-symbol names an undef symbol.
2071 2012-08-18 Alan Modra <amodra@gmail.com>
2073 * powerpc.cc: Formatting and white space.
2074 (Powerpc_relobj): Rename got2_section_ to special_.
2075 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2076 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2077 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2078 (Target_powerpc): Add Address typedef and invalid_address. Use
2080 (Target_powerpc::is_branch_reloc): New function.
2081 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2082 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2083 for dst_mask, value and addend.
2084 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2085 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2086 (Output_data_glink::do_write): Correct toc base. Don't try to use
2087 uint16_t for 24-bit offset. Use get_output_section_offset and
2089 (Target_powerpc::Scan::local): Handle more relocs.
2090 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2091 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2092 Plug in toc restoring insn after plt calls. Translate branches
2093 to function descriptor symbols to corresponding entry point.
2094 (Target_powerpc::relocate_for_relocatable): Check return from
2095 get_output_section_offset.
2096 * symtab.h: Comment typo.
2098 2012-08-14 Ian Lance Taylor <iant@google.com>
2100 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2101 unsupported_relocal_local to call unsupported_reloc_global.
2103 2012-08-14 Nick Clifton <nickc@redhat.com>
2106 * script-sections.cc (Sections_element::output_section_name): Add
2107 keep return parameter.
2108 (Output_section_element::match_name): Add keep return parameter.
2109 Return the value of the keep_ member.
2110 * script-sections.h (class Output_section): Update
2111 output_section_name prototype.
2112 * layout.cc (Layout::keep_input_section): New public member
2114 (Layout::choose_output_section): Pass keep parameter to
2115 output_section_name.
2116 * layout.h (class Layout): Add keep_input_section.
2117 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2119 * testsuite/Makefile.am: Add a test.
2120 * testsuite/Makefile.in: Regenerate.
2121 * testsuite/pr14265.c: Source file for the test.
2122 * testsuite/pr14265.t: Linker script for the test.
2123 * testsuite/pr14265.sh: Shell script for the test.
2125 2012-08-14 Alan Modra <amodra@gmail.com>
2127 * target.h (Target::output_section_name): New function.
2128 (Target::do_output_section_name): New function.
2129 * layout.cc (Layout::choose_output_section): Call the above.
2130 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2132 2012-08-14 Alan Modra <amodra@gmail.com>
2134 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2135 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2136 for replace_constant call.
2137 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2138 (Output_data_glink::do_print_to_mapfile): New function.
2139 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2140 (Target_powerpc::Relocate::relocate): Likewise.
2142 2012-08-14 Alan Modra <amodra@gmail.com>
2144 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2145 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2146 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2147 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2148 all references to shndx_. Handle special case for R_PPC_PLTREL24
2150 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2151 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2152 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2154 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2155 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2157 2012-08-12 Alan Modra <amodra@gmail.com>
2159 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2160 (glink insn constants): Use uint32_t.
2161 (Output_data_glink::add_entry): Use insert, not [] operator.
2163 2012-08-11 Alan Modra <amodra@gmail.com>
2165 * object.h (Sized_relobj_file::find_shdr): New function.
2166 (Sized_relobj_file::find_special_sections): New function.
2167 * object.cc (Sized_relobj_file::find_shdr): New function.
2168 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2169 (Sized_relobj_file::find_special_sections): New function, split out..
2170 (Sized_relobj_file::do_read_symbols): ..from here.
2171 * output.h (Output_data_got::replace_constant): New function.
2172 (Output_data_got::num_entries): New function.
2173 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2174 (Output_data_got::got_offset): Protected rather than private.
2175 (Output_data_got::replace_got_entry): New function.
2176 * output.cc (Output_data_got::replace_got_entry): New function.
2177 * powerpc.cc (class Powerpc_relobj): New.
2178 (class Powerpc_relocate_functions): Delete all psymval variants or
2179 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2180 Implement _ha functions using corresponding _hi function.
2181 (Powerpc_relobj::find_special_sections): New function.
2182 (Target_powerpc::do_make_elf_object): New function.
2183 (class Output_data_got_powerpc): New.
2184 (class Output_data_glink): New.
2185 (class Powerpc_scan_relocatable_reloc): New.
2186 Many more changes througout file.
2188 2012-08-09 Nick Clifton <nickc@redhat.com>
2190 * po/vi.po: Updated Vietnamese translation.
2192 2012-08-07 Ian Lance Taylor <iant@google.com>
2194 * layout.cc (Layout::add_target_dynamic_tags): If
2195 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2198 2012-07-30 Nick Clifton <nickc@redhat.com>
2200 * po/gold.pot: Updated template.
2201 * po/es.po: Updated Spanish translation.
2203 2012-07-18 Cary Coutant <ccoutant@google.com>
2206 * configure.ac: Add check for -gpubnames support.
2207 * configure: Regenerate.
2208 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2209 support; force -gno-pubnames.
2210 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2212 (gdb_index_test_4): New test.
2213 * testsuite/Makefile.in: Regenerate.
2214 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2215 * testsuite/gdb_index_test_2.sh: Likewise.
2216 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2217 * testsuite/gdb_index_test_4.sh: New script.
2218 * testsuite/gdb_index_test_comm.sh: New script with common code;
2219 don't look for space after colon.
2221 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2223 * gold.cc (queue_middle_tasks): Update function order only after
2224 deferred objects due to plugins are processed.
2226 2012-07-11 Ian Lance Taylor <iant@google.com>
2228 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2229 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2230 (Target_arm::scan_reloc_for_stub): Likewise.
2231 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2232 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2233 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2234 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2235 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2237 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2238 Ian Lance Taylor <iant@google.com>
2241 * configure.ac: Test whether std::tr1::hash<off_t> works.
2242 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2244 * output.h (class Output_fill): Add virtual destructor.
2245 * configure, config.in: Rebuild.
2247 2012-06-22 Roland McGrath <mcgrathr@google.com>
2249 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2251 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2253 * plugin.cc (Plugin::load): Handle position independent executables.
2255 2012-06-06 Cary Coutant <ccoutant@google.com>
2257 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2259 (lines_only_debug_sections): Likewise.
2260 (gdb_fast_lookup_sections): New static array.
2261 (is_gdb_debug_section): Rename formal parameter.
2262 (is_lines_only_debug_section): Likewise.
2263 (is_gdb_fast_lookup_section): New function.
2264 (Layout::include_section): Check for ".zdebug_" prefix; pass
2265 section name suffix to is_gdb_debug_section, et al.; check for
2266 fast-lookup sections when building .gdb_index.
2267 * options.h (--strip-debug-gdb): Update GDB version number.
2269 2012-06-06 Cary Coutant <ccoutant@google.com>
2271 * configure.ac: Add check for fallocate.
2272 * configure: Regenerate.
2273 * config.in: Regenerate.
2275 * options.h (class General_options): Add --mmap-output-file and
2276 --posix-fallocate options.
2277 * output.cc: (posix_fallocate): Remove; replace with...
2278 (gold_fallocate): New function.
2279 (Output_file::map_no_anonymous): Call gold_fallocate.
2280 (Output_file::map): Check --mmap-output-file option.
2282 2012-06-05 Jing Yu <jingyu@google.com>
2284 * gold.h (textdomain): Add do {} to empty while(0).
2285 (bindtextdomain): Likewise.
2287 2012-06-04 Cary Coutant <ccoutant@google.com>
2289 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2292 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2294 * symtab.cc (Symbol_table::define_special_symbol):
2295 Initialize *poldsym to prevent uninitialized variable errors.
2297 2012-05-23 Cary Coutant <ccoutant@google.com>
2299 * layout.cc (Layout::section_name_mapping): Add rules to handle
2300 exact match on .data.rel.ro.local or .data.rel.ro.
2301 (Layout::output_section_name): Check for exact matches.
2303 2012-05-23 Cary Coutant <ccoutant@google.com>
2305 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2308 2012-05-22 Cary Coutant <ccoutant@google.com>
2310 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2311 object before exporting symbol.
2313 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2315 * testsuite/tls_test.cc: Include "config.h" first.
2316 * testsuite/tls_test_c.c: Likewise.
2318 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2319 Nick Clifton <nickc@redhat.com>
2322 * configure.in: Add check that sysdep.h has been included before
2323 any system header files.
2324 * configure: Regenerate.
2325 * config.in: Regenerate.
2327 2012-05-14 Cary Coutant <ccoutant@google.com>
2329 * layout.cc (Layout::make_output_section): Mark .tdata section
2331 * testsuite/relro_test.cc: Add a TLS variable.
2333 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2336 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2337 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2340 2012-05-08 Cary Coutant <ccoutant@google.com>
2342 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2343 (lines_only_debug_sections): Likewise.
2345 2012-05-02 Roland McGrath <mcgrathr@google.com>
2347 * nacl.cc: New file.
2349 * Makefile.am (CCFILES, HFILES): Add them.
2350 * Makefile.in: Regenerate.
2351 * i386.cc (Output_data_plt_i386_nacl): New class.
2352 (Output_data_plt_i386_nacl_exec): New class.
2353 (Output_data_plt_i386_nacl_dyn): New class.
2354 (Target_i386_nacl): New class.
2355 (Target_selector_i386_nacl): New class.
2356 (target_selector_i386): Use it instead of Target_selector_i386.
2357 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2358 (Target_x86_64_nacl): New class.
2359 (Target_selector_x86_64_nacl): New class.
2360 (target_selector_x86_64, target_selector_x32): Use it instead of
2361 Target_selector_x86_64.
2362 * arm.cc (Output_data_plt_arm_nacl): New class.
2363 (Target_arm_nacl): New class.
2364 (Target_selector_arm_nacl): New class.
2365 (target_selector_arm, target_selector_armbe): Use it instead of
2366 Target_selector_arm.
2368 * target-select.cc (select_target): Take new Input_file* and off_t
2369 arguments, pass them on to recognize method of selector.
2370 * object.cc (make_elf_sized_object): Update caller.
2371 * parameters.cc (parameters_force_valid_target): Likewise.
2372 * incremental.cc (make_sized_incremental_binary): Likewise.
2373 * target-select.h: Update decl.
2374 (Target_selector::recognize): Take new Input_file* argument,
2375 pass it on to do_recognize.
2376 (Target_selector::do_recognize): Take new Input_file* argument.
2377 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2378 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2379 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2380 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2382 * target.h (Target::Target_info): New members isolate_execinstr
2384 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2385 * arm.cc (Target_arm::arm_info): Update initializer.
2386 * i386.cc (Target_i386::i386_info): Likewise.
2387 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2388 * sparc.cc (Target_sparc::sparc_info): Likewise.
2389 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2390 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2391 * layout.cc (Layout::attach_allocated_section_to_segment):
2392 Take new const Target* argument. If target->isolate_execinstr(), act
2394 (Layout::find_first_load_seg): Take new const Target* argument;
2395 if target->isolate_execinstr(), reject PF_X segments.
2396 (Layout::relaxation_loop_body): Update caller.
2397 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2398 reset file offset to zero when we hit LOAD_SEG, and then do a second
2399 loop over the segments before LOAD_SEG to reassign offsets after
2400 addresses have been determined. Handle target->rosegment_gap().
2401 (Layout::attach_section_to_segment): Take new const Target* argument;
2402 pass it to attach_allocated_section_to_segment.
2403 (Layout::make_output_section): Update caller.
2404 (Layout::attach_sections_to_segments): Take new const Target* argument;
2405 pass it to attach_section_to_segment.
2406 * gold.cc (queue_middle_tasks): Update caller.
2407 * layout.h (Layout): Update method decls with new arguments.
2409 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2410 Target_info pointer to use.
2411 (Target_arm::do_make_data_plt): New virtual method.
2412 (Target_arm::make_data_plt): New method that calls it.
2413 (Target_arm::make_plt_entry): Use it.
2414 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2415 for the section alignment.
2416 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2418 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2419 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2421 (Output_data_plt_arm::get_plt_entry_size): Call it.
2422 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2423 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2424 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2426 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2427 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2428 method instead of sizeof(plt_entry).
2429 (Output_data_plt_arm::add_entry): Likewise.
2430 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2431 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2433 (Target_arm::plt_entry_size): Likewise.
2434 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2436 (Output_data_plt_arm_standard): ... here, new class.
2437 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2438 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2439 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2441 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2442 Take additional argument for the PLT entry size.
2443 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2444 Use get_plt_entry_size method rather than plt_entry_size variable.
2445 (Output_data_plt_x86_64::reserve_slot): Likewise.
2446 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2447 (Output_data_plt_x86_64::add_entry): Likewise.
2448 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2449 (Output_data_plt_x86_64::address_for_global): Likewise.
2450 (Output_data_plt_x86_64::address_for_local): Likewise.
2451 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2452 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2453 Make method non-static.
2454 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2456 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2457 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2458 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2459 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2461 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2462 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2464 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2465 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2467 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2468 (Output_data_plt_x86_64::plt_entry_size)
2469 (Output_data_plt_x86_64::first_plt_entry)
2470 (Output_data_plt_x86_64::plt_entry)
2471 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2472 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2473 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2474 (Output_data_plt_x86_64_standard): ... here, new class.
2475 (Target_x86_64::Target_x86_64): Take optional argument for the
2476 Target_info pointer to use.
2477 (Target_x86_64::do_make_data_plt): New virtual method.
2478 (Target_x86_64::make_data_plt): New method to call it.
2479 (Target_x86_64::init_got_plt_for_update): Use that.
2480 Call this->plt_->add_eh_frame method here.
2481 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2482 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2483 rather than static method.
2484 (Target_x86_64::plt_entry_size): Likewise.
2485 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2486 rather than plt_entry_size variable. Move guts of PLT filling to...
2487 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2488 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2489 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2491 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2492 additional argument for the section alignment.
2493 Don't do add_eh_frame_for_plt here.
2494 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2495 non-static. Use get_plt_entry_size method rather than plt_entry_size
2497 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2499 (Output_data_plt_i386::get_plt_entry_size): Call it.
2500 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2501 (Output_data_plt_i386::add_eh_frame): New method to call it.
2502 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2504 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2505 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2507 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2508 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2509 method instead of plt_entry_size.
2510 (Output_data_plt_i386::plt_entry_size)
2511 (Output_data_plt_i386::plt_eh_frame_fde_size)
2512 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2513 (Output_data_plt_i386_standard): ... here, new class.
2514 (Output_data_plt_i386_exec): New class.
2515 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2516 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2517 (Output_data_plt_i386::exec_plt_entry): Move to ...
2518 (Output_data_plt_i386_exec::plt_entry): ... here.
2519 (Output_data_plt_i386_dyn): New class.
2520 (Output_data_plt_i386::first_plt_entry): Move to ...
2521 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2522 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2523 (Output_data_plt_i386_dyn::plt_entry): ... here.
2524 (Target_i386::Target_i386): Take optional argument for the Target_info
2526 (Target_i386::do_make_data_plt): New virtual method.
2527 (Target_i386::make_data_plt): New method to call it.
2528 (Target_i386::make_plt_section): Use that.
2529 Call this->plt_->add_eh_frame method here.
2530 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2531 rather than plt_entry_size variable.
2532 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2533 (Output_data_plt_i386::address_for_local): Likewise.
2534 (Output_data_plt_i386::do_write): Likewise.
2535 Move guts of PLT filling to...
2536 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2537 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2538 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2539 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2541 2012-05-01 Cary Coutant <ccoutant@google.com>
2543 * dwarf_reader.cc (Dwarf_die::read_attributes)
2544 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2545 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2546 * reduced_debug_output.cc
2547 (Output_reduced_debug_info_section::get_die_end): Remove
2548 DW_FORM_GNU_ref_index. Add default case.
2550 2012-04-26 Mark Wielaard <mjw@redhat.com>
2552 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2553 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2554 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2555 DW_AT_high_pc as offset from DW_AT_low_pc.
2557 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2558 * testsuite/Makefile.in: Regenerate.
2559 * testsuite/gdb_index_test_3.c: New test source file.
2560 * testsuite/gdb_index_test_3.sh: New test source file.
2562 2012-04-25 Ian Lance Taylor <iant@google.com>
2564 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2566 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2567 as a class, not a struct.
2568 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2569 (Target_arm::apply_cortex_a8_workaround): Likewise.
2570 * gc.h: Declare Reloc_types as a struct, not a class.
2571 * object.h: Declare Symbols_data as a struct.
2572 * reloc.h: Declare Read_relocs_data as a struct.
2573 * target.h: Declare Relocate_info as a struct.
2575 2012-04-24 David S. Miller <davem@davemloft.net>
2577 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2578 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2581 2012-04-24 Cary Coutant <ccoutant@google.com>
2583 * incremental-dump.cc (find_input_containing_global): Replace
2584 magic number with symbolic constant.
2585 (dump_incremental_inputs): Update version number.
2586 * incremental.cc (Output_section_incremental_inputs): Update version
2587 number; import symbolic constants from Incremental_inputs_reader.
2588 (Incremental_inputs::create_data_sections): Align relocations
2589 section correctly for 64-bit targets.
2590 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2591 constants; add padding.
2592 (Output_section_incremental_inputs::write_header): Add assert for
2594 (Output_section_incremental_inputs::write_input_files): Add assert
2595 for input_entry_size.
2596 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2597 add assert for object_info_size, input_section_entry_size,
2598 global_sym_entry_size.
2599 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2600 for data structure sizes; use them.
2601 (Incremental_input_entry_reader): Import symbolic constants from
2602 Incremental_inputs_reader; use them.
2604 2012-04-23 David S. Miller <davem@davemloft.net>
2606 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2608 (Target_sparc::Target_sparc): Initialize new fields.
2609 (Target_sparc::do_make_elf_object): New function.
2610 (Target_sparc::do_adjust_elf_header): New function.
2612 2012-04-23 Cary Coutant <ccoutant@google.com>
2614 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2615 CU range table of gdb index.
2617 2012-04-20 David S. Miller <davem@davemloft.net>
2619 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2622 2012-04-16 David S. Miller <davem@davemloft.net>
2624 * sparc.cc (Target_sparc::got_address): New function.
2625 (Sparc_relocate_functions::gdop_hix22): New function.
2626 (Sparc_relocate_functions::gdop_lox10): New function.
2627 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2629 (Target_sparc::Scan::local): Likewise if the global symbol is not
2630 preemptible and is not IFUNC.
2631 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2632 transformations for local and non-preemptible non-IFUNC global
2635 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2636 writing out 64-bit part of ranges.
2638 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2639 -fpic and -fpie respectively.
2640 * Makefile.in: Regenerate.
2642 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2643 (Target_sparc::Target_sparc): Initialize new field.
2644 (Target_sparc::do_plt_section_for_global): New function.
2645 (Target_sparc::do_plt_section_for_local): New function.
2646 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2647 (Target_sparc::make_plt_section): New function, broken out of
2648 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2649 (Target_sparc::make_plt_entry): Call make_plt_section.
2650 (Target_sparc::make_local_ifunc_plt_entry): New function.
2651 (Target_sparc::rela_ifunc_section): New function.
2652 (Target_sparc::plt_section): Remove const.
2653 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2654 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2655 and ifunc_count_ fields.
2656 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2657 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2658 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2659 (Output_data_plt_sparc::rela_ifunc): New function.
2660 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2661 (Output_data_plt_sparc::has_ifunc_section): New function.
2662 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2663 (Output_data_plt_sparc::address_for_global): New function.
2664 (Output_data_plt_sparc::address_for_local): New function.
2665 (Output_data_plt_sparc::plt_index_to_offset): New function.
2666 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2668 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2670 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2671 R_SPARC_JMP_IREL to switch.
2672 (Target_sparc::Scan::check_non_pic): Likewise.
2673 (Target_sparc::Scan::local): Handle IFUNC symbols.
2674 (Target_sparc::Scan::local): Likewise.
2675 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2676 and plt_address_for_local.
2677 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2678 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2680 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2681 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2682 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2683 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2685 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2686 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2688 * sparc.cc (Target_sparc::Scan::global): Likewise.
2689 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2691 2012-04-16 Cary Coutant <ccoutant@google.com>
2693 * archive.cc (Library_base::should_include_member): Check for
2694 --export-dynamic-symbol.
2695 * options.h (class General_options): Add --export-dynamic-symbol.
2696 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2697 --export-dynamic-symbol.
2698 (Symbol_table::gc_mark_undef_symbols): Likewise.
2699 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2701 2012-04-12 David S. Miller <davem@davemloft.net>
2703 * sparc.cc (Reloc::wdisp10): New relocation method.
2704 (Reloc::h34): Likewise.
2705 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2706 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2708 (Target_sparc::Scan::local): Likewise.
2709 (Target_sparc::Scan::global): Likewise.
2710 (Target_sparc::Relocate::relocate): Likewise.
2712 2012-04-09 Cary Coutant <ccoutant@google.com>
2714 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2717 2012-04-06 Ian Lance Taylor <iant@google.com>
2719 * timer.cc: #include <unistd.h>.
2721 2012-04-06 Roland McGrath <mcgrathr@google.com>
2723 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2724 * config.in: Regenerate.
2725 * configure: Regenerate.
2727 2012-04-05 Nick Clifton <nickc@redhat.com>
2729 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2730 (AM_LC_MESSAGES): Add.
2731 * aclocal.m4: Regenerate.
2732 * config.in: Regenerate.
2733 * configure: Regenerate.
2735 2012-03-21 Cary Coutant <ccoutant@google.com>
2737 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2738 * Makefile.in: Regenerate.
2739 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2740 (Sized_elf_reloc_mapper::symbol_section): New function.
2741 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2742 (make_elf_reloc_mapper): New function.
2743 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2744 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2745 (Dwarf_abbrev_table::do_get_abbrev): New function.
2746 (Dwarf_ranges_table::read_ranges_table): New function.
2747 (Dwarf_ranges_table::read_range_list): New function.
2748 (Dwarf_pubnames_table::read_section): New function.
2749 (Dwarf_pubnames_table::read_header): New function.
2750 (Dwarf_pubnames_table::next_name): New function.
2751 (Dwarf_die::Dwarf_die): New function.
2752 (Dwarf_die::read_attributes): New function.
2753 (Dwarf_die::skip_attributes): New function.
2754 (Dwarf_die::set_name): New function.
2755 (Dwarf_die::set_linkage_name): New function.
2756 (Dwarf_die::attribute): New function.
2757 (Dwarf_die::string_attribute): New function.
2758 (Dwarf_die::int_attribute): New function.
2759 (Dwarf_die::uint_attribute): New function.
2760 (Dwarf_die::ref_attribute): New function.
2761 (Dwarf_die::child_offset): New function.
2762 (Dwarf_die::sibling_offset): New function.
2763 (Dwarf_info_reader::check_buffer): New function.
2764 (Dwarf_info_reader::parse): New function.
2765 (Dwarf_info_reader::do_parse): New function.
2766 (Dwarf_info_reader::do_read_string_table): New function.
2767 (Dwarf_info_reader::lookup_reloc): New function.
2768 (Dwarf_info_reader::get_string): New function.
2769 (Dwarf_info_reader::visit_compilation_unit): New function.
2770 (Dwarf_info_reader::visit_type_unit): New function.
2771 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2772 Sized_elf_reloc_mapper.
2773 (Sized_dwarf_line_info::symbol_section): Remove function.
2774 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2775 (Sized_dwarf_line_info::read_line_mappings): Remove object
2776 parameter, adjust callers.
2777 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2778 * dwarf_reader.h: Include <sys/types.h>.
2779 (class Track_relocs): Remove forward declaration.
2780 (class Elf_reloc_mapper): New class.
2781 (class Sized_elf_reloc_mapper): New class.
2782 (class Dwarf_abbrev_table): New class.
2783 (class Dwarf_range_list): New class.
2784 (class Dwarf_ranges_table): New class.
2785 (class Dwarf_pubnames_table): New class.
2786 (class Dwarf_die): New class.
2787 (class Dwarf_info_reader): New class.
2788 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2789 (Sized_dwarf_line_info::symbol_section): Remove member function.
2790 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2792 * gdb-index.cc: New source file.
2793 * gdb-index.h: New source file.
2794 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2795 and .debug_types sections, call Layout::add_to_gdb_index.
2796 (Sized_relobj_incr::do_section_name): Implement.
2797 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2798 return type; Implement.
2799 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2801 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2802 parameter list and return type.
2803 (Sized_incr_dynobj::do_section_contents): Likewise.
2804 * layout.cc: Include gdb-index.h.
2805 (Layout::Layout): Initialize gdb_index_data_.
2806 (Layout::init_fixed_output_section): Check for .gdb_index section.
2807 (Layout::add_to_gdb_index): New function. Instantiate.
2808 * layout.h: Add forward declaration for class Gdb_index.
2809 (Layout::add_to_gdb_index): New member function.
2810 (Layout::gdb_index_data_): New data member.
2811 * main.cc: Include gdb-index.h.
2812 (main): Print statistics for gdb index.
2813 * object.cc (Object::section_contents): Move code into
2814 do_section_contents.
2815 (need_decompressed_section): Check for sections needed when building
2817 (build_compressed_section_map): Likewise.
2818 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2820 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2821 sections; call Layout::add_to_gdb_index.
2822 (Sized_relobj_file::do_decompressed_section_contents): Call
2823 do_section_contents directly.
2824 * object.h (Object::do_section_contents): Adjust parameter list and
2826 (Object::do_decompressed_section_contents): Call do_section_contents
2828 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2830 * options.h (class General_options): Add --gdb-index option.
2831 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2832 list and return type.
2833 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2834 * reloc.h (Track_relocs::checkpoint): New function.
2835 (Track_relocs::reset): New function.
2837 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2839 * testsuite/Makefile.in: Regenerate.
2840 * testsuite/gdb_index_test.cc: New test source file.
2841 * testsuite/gdb_index_test_1.sh: New test source file.
2842 * testsuite/gdb_index_test_2.sh: New test source file.
2844 2012-03-19 Doug Kwan <dougkwan@google.com>
2846 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2847 (Target_arm::do_finalize_sections): Remove code which defines
2848 __exidx_start and __exidx_end. Make symbol table parameter
2849 anonymous as it is not used.
2850 * gold.cc (queue_middle_tasks): Call target hook to define any
2851 target-specific symbols.
2852 * target.h (Target::define_standard_symbols): New method.
2853 (Target::do_define_standard_symbols): Same.
2854 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2855 * testsuite/Makefile.in: Regenerate.
2856 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2858 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2859 relocations are generated for __exidx_start and __exidx_end.
2861 2012-03-16 Doug Kwan <dougkwan@google.com>
2863 * testsuite/Makefile.am: Disable test initpri3b.
2864 * testsuite/Makefile.in: Regenerate.
2866 2012-03-15 Doug Kwan <dougkwan@google.com>
2868 * arm.cc (Target_arm::got_section): Make .got section read-only
2871 2012-03-15 Ian Lance Taylor <iant@google.com>
2874 * layout.cc (Layout::make_output_section): Correctly mark
2875 SHT_INIT_ARRAY, et. al., as relro.
2877 2012-03-14 Doug Kwan <dougkwan@google.com>
2879 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
2880 dynamic relocations for protected symbols in shared objects.
2882 2012-03-13 Ian Lance Taylor <iant@google.com>
2884 * resolve.cc (Symbol_table::resolve): When merging common symbols,
2885 keep the larger alignment.
2887 2012-03-12 Cary Coutant <ccoutant@google.com>
2889 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
2890 handling of DW_LNE_define_file.
2892 2012-03-12 Cary Coutant <ccoutant@google.com>
2894 * reduced_debug_output.cc
2895 (Output_reduced_debug_info_section::get_die_end): Add new FORM
2898 2012-02-29 Cary Coutant <ccoutant@google.com>
2900 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2902 2012-02-29 Cary Coutant <ccoutant@google.com>
2904 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2905 Call Object::decompressed_section_contents.
2906 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
2908 (Sized_dwarf_line_info::buffer_start_): New data member.
2909 * merge.cc (Output_merge_data::do_add_input_section): Call
2910 Object::decompressed_section_contents.
2911 (Output_merge_string::do_add_input_section): Likewise.
2912 * object.cc (need_decompressed_section): New function.
2913 (build_compressed_section_map): Decompress sections needed later.
2914 (Sized_relobj_file::do_decompressed_section_contents): New function.
2915 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2916 * object.h (Object::decompressed_section_contents): New function.
2917 (Object::discard_decompressed_sections): New function.
2918 (Object::do_decompressed_section_contents): New function.
2919 (Object::do_discard_decompressed_sections): New function.
2920 (Compressed_section_info): New type.
2921 (Compressed_section_map): Include decompressed section contents.
2922 (Sized_relobj_file::do_decompressed_section_contents): New function.
2923 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2925 2012-02-16 Cary Coutant <ccoutant@google.com>
2927 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
2928 * testsuite/Makefile.in: Regenerate.
2930 2012-02-14 Cary Coutant <ccoutant@google.com>
2932 * options.cc (General_options::finalize): Disallow -pie and -static.
2934 2012-02-03 Doug Kwan <dougkwan@google.com>
2936 * arm.cc (Arm_relocate_functions::abs8,
2937 Arm_relocate_functions::abs16): Use
2938 Bits::has_signed_unsigned_overflow32.
2939 (Arm_relocate_functions::thm_abs8): Correct range of
2941 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
2944 2012-02-02 Doug Kwan <dougkwan@google.com>
2946 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
2947 position independent outputs, not just shared objects.
2949 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
2951 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
2952 * configure: Regenerated.
2954 2012-01-27 Ian Lance Taylor <iant@google.com>
2956 * reloc.h (Bits): New class with static functions, copied from
2957 namespace utils in arm.cc.
2958 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
2961 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2963 * incremental.cc (write_info_blocks): Correct relocation offset.
2965 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2967 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
2968 (Relocate::tls_gd_to_le): Likewise.
2970 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2972 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2974 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2976 * configure.ac: Check if -mcmodel=medium works.
2977 * configure: Regenerated.
2979 2012-01-24 Cary Coutant <ccoutant@google.com>
2981 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
2983 (read_unsigned_LEB_128_x): ... this new function.
2984 (read_signed_LEB_128): Replaced with inline definition and ...
2985 (read_signed_LEB_128_x): ... this new function.
2986 * int_encoding.h (read_unsigned_LEB_128_x): New function.
2987 (read_unsigned_LEB_128): Add inline definition.
2988 (read_signed_LEB_128_x): New function.
2989 (read_signed_LEB_128): Add inline definition.
2990 * testsuite/Makefile.am (leb128_unittest): New unit test.
2991 * testsuite/Makefile.in: Regenerate.
2992 * testsuite/leb128_unittest.cc: New unit test.
2994 2012-01-23 Ian Lance Taylor <iant@google.com>
2997 * i386.cc (Target_i386::do_code_fill): When using a jmp
2998 instruction, pad with nop instructions.
2999 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3001 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3003 * x86_64.cc (gc_process_relocs): Add typename on types used in
3005 (scan_relocs): Likewise.
3006 (relocate_section): Likewise.
3007 (apply_relocation): Likewise.
3009 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3011 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3012 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3015 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3017 * x86_64.cc: Initial support for x32.
3019 2012-01-03 Cary Coutant <ccoutant@google.com>
3021 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3022 Use abstract base class for GOT.
3023 * gold/output.h (class Output_data_got_base): New abstract base class.
3024 (class Output_data_got): Derive from new base class, adjust ctors.
3025 (Output_data_got::reserve_slot): Make virtual; rename to
3026 do_reserve_slot; Adjust callers.
3027 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3028 pointer to abstract base class.
3029 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3031 2011-12-18 Ian Lance Taylor <iant@google.com>
3033 * object.h (Relobj::local_symbol_value): New function.
3034 (Relobj::local_plt_offset): New function.
3035 (Relobj::local_has_got_offset): New function.
3036 (Relobj::local_got_offset): New function.
3037 (Relobj::set_local_got_offset): New function.
3038 (Relobj::do_local_symbol_value): New pure virtual function.
3039 (Relobj::do_local_plt_offset): Likewise.
3040 (Relobj::do_local_has_got_offset): Likewise.
3041 (Relobj::do_local_got_offset): Likewise.
3042 (Relobj::do_set_local_got_offset): Likewise.
3043 (Sized_relobj::do_local_has_got_offset): Rename from
3044 local_has_got_offset.
3045 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3046 (Sized_relobj::do_set_local_got_offset): Rename from
3047 set_local_got_offset.
3048 (Sized_relobj_file::do_local_plt_offset): Rename from
3050 (Sized_relobj_file::do_local_symbol_value): New function.
3051 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3053 * output.cc (Output_data_got::Got_entry::write): Change object to
3054 Relobj. Use local_symbol_value.
3055 (Output_data_got::add_global_with_rel): Change rel_dyn to
3056 Output_data_reloc_generic*. Use add_global_generic.
3057 (Output_data_got::add_global_with_rela): Remove. Change all
3058 callers to use add_global_with_rel.
3059 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3060 Output_data_reloc_generic*. Use add_global_generic.
3061 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3062 callers to use add_global_pair_with_rel.
3063 (Output_data_got::add_local): Change object to Relobj*.
3064 (Output_data_got::add_local_plt): Likewise.
3065 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3066 change rel_dyn to Output_data_reloc_generic*. Use
3068 (Output_data_got::add_local_with_rela): Remove. Change all
3069 callers to use all_local_with_rel.
3070 (Output_data_got::add_local_pair_with_rel): Change object to
3071 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3072 add_output_section_generic.
3073 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3074 callers to use add_local_pair_with_rel.
3075 (Output_data_got::reserve_local): Change object to Relobj*.
3076 * output.h: (class Output_data_reloc_generic): Add pure virtual
3077 declarations for add_global_generic, add_local_generic,
3078 add_output_section_generic.
3079 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3080 functions for Output_data_reloc_generic. Update declarations for
3081 changes listed in output.cc.
3082 (class Output_data_got): Change template parameter to got_size.
3083 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3084 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3086 (Sized_relobj_incr::do_local_plt_offset): New function.
3087 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3090 2011-12-17 Cary Coutant <ccoutant@google.com>
3092 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3093 * resolve.cc (Symbol_table::resolve): Likewise.
3094 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3096 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3098 2011-12-16 Ian Lance Taylor <iant@google.com>
3100 * output.h (Output_data_reloc_generic::add): Only call
3101 add_dynamic_reloc if this is a dynamic reloc section.
3103 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3106 * target-reloc.h (apply_relocation): Replace <64, false> with
3109 2011-11-25 Nick Clifton <nickc@redhat.com>
3111 * po/it.po: New Italian translation.
3113 2011-11-17 Sterling Augustine <saugustine@google.com>
3115 * script.cc (script_include_directive): Implement.
3116 (read_script_file): New local variables name and search_path. Update
3117 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3118 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3119 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3121 2011-11-11 Sterling Augustine <saugustine@google.com>
3123 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3124 (file_or_sections_cmd): Likewise.
3126 2011-11-11 Doug Kwan <dougkwan@google.com>
3128 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3129 if --just-symbols is given.
3131 2011-11-10 Doug Kwan <dougkwan@google.com>
3134 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3135 when processing data relocs.
3136 * reloc.h (Relocate_functions::rel_unaligned): New method.
3137 (Relocate_functions::pcrel_unaligned): Ditto.
3138 (Relocate_functions::rel32_unaligned): Ditto.
3139 (Relocate_functions::pcrel32_unaligned): Ditto.
3141 2011-11-09 Doug Kwan <dougkwan@google.com>
3144 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3145 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3146 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3147 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3148 (Relocate_functions::rel_unaligned): New.
3149 (Relocate_functions::rel32_unaligned): New.
3150 * target-reloc.h (relocate_for_relocatable): Add code to handle
3151 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3152 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3153 arm_unaligned_reloc_r): New targets.
3154 * testsuite/Makefile.in: Regenerate.
3155 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3158 2011-11-02 Ian Lance Taylor <iant@google.com>
3160 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3162 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3163 * options.cc (General_options::finalize): Use library search path
3164 from configure script if specified. If not native and no sysroot,
3165 only search TOOLLIBDIR.
3166 * options.h (Search_directory::Search_directory): Change name to
3168 (General_options::add_to_library_path_with_sysroot): Change arg to
3170 * configure, Makefile.in, config.in: Rebuild.
3172 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3174 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3175 we are working around the ARM1176 Erratum.
3176 * options.h (General_options::fix_arm1176): Add option.
3177 * testsuite/Makefile.am: Add testcases, and keep current ones
3179 * testsuite/Makefile.in: Regenerate.
3180 * testsuite/arm_fix_1176.s: New file.
3181 * testsuite/arm_fix_1176.sh: Likewise.
3183 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3185 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3187 (Target_arm::may_use_blx): Remove method.
3188 (Target_arm::set_may_use_blx): Likewise.
3189 (Target_arm::may_use_v4t_interworking): New method.
3190 (Target_arm::may_use_v5t_interworking): Likewise.
3191 (Target_arm::may_use_blx_): Remove member variable.
3192 (Arm_relocate_functions::arm_branch_common): Check for v5T
3194 (Arm_relocate_functions::thumb_branch_common): Likewise.
3195 (Reloc_stub::stub_type_for_reloc): Likewise.
3196 (Target_arm::do_finalize_sections): Correct interworking checks.
3197 * testsuite/Makefile.am: Add new tests.
3198 * testsuite/Makefile.in: Regenerate.
3199 * testsuite/arm_farcall_arm_arm.s: New test.
3200 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3201 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3202 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3203 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3204 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3205 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3206 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3208 2011-10-31 Cary Coutant <ccoutant@google.com>
3211 * expression.cc (Expression::eval_with_dot): Add
3212 is_section_dot_assignment parameter.
3213 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3214 absolute and assigning to dot within a section.
3215 * script-sections.cc
3216 (Output_section_element_assignment::set_section_addresses): Pass
3217 dot_section to set_if_absolute.
3218 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3219 as is_section_dot_assignment flag to eval_with_dot.
3220 (Output_section_element_dot_assignment::set_section_addresses):
3222 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3223 parameter. Also set value if relative to dot_section; set the
3224 symbol's output_section.
3225 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3226 parameter. Adjust all callers.
3227 (Expression::eval_maybe_dot): Likewise.
3228 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3230 * testsuite/script_test_2.t: Test assignment of an absolute value
3231 to dot within an output section element.
3233 2011-10-31 Cary Coutant <ccoutant@google.com>
3235 * options.h (class General_options): Add --[no-]gnu-unique options.
3236 * symtab.cc (Symbol_table::sized_write_globals): Convert
3237 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3239 2011-10-31 Cary Coutant <ccoutant@google.com>
3242 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3243 unnecessary assertion.
3244 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3246 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3248 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3250 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3252 Change to just keep the section associated with symbol.
3253 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3254 they are externally visible and --export-dynamic is turned on.
3255 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3257 2011-10-19 Ian Lance Taylor <iant@google.com>
3260 * script-sections.cc
3261 (Output_section_element_dot_assignment::needs_output_section): New
3264 2011-10-19 Ian Lance Taylor <iant@google.com>
3267 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3268 --section-start option was seen.
3269 * options.h (General_options::any_section_start): New function.
3271 2011-10-18 David S. Miller <davem@davemloft.net>
3274 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3275 member to track relocation locations that have moved during TLS
3276 reloc optimizations.
3277 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3278 (Target_sparc::Relocate::relocate): Adjust view down by 4
3279 bytes if it matches reloc_adjust_addr_.
3280 (Target_sparc::Relocate::relocate_tls): Always move the
3281 __tls_get_addr call delay slot instruction forward 4 bytes when
3282 performing relaxation.
3284 2011-10-18 Cary Coutant <ccoutant@google.com>
3286 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3287 (Output_file::map_no_anonymous): Check for non-zero
3288 return code from posix_fallocate.
3290 2011-10-17 Cary Coutant <ccoutant@google.com>
3293 * plugin.cc (is_visible_from_outside): Check for symbols
3294 referenced from dynamic objects.
3295 * resolve.cc (Symbol_table::resolve): Don't count references
3296 from dynamic objects as references from real ELF files.
3297 * testsuite/plugin_test_2.sh: Adjust expected result.
3299 2011-10-17 Cary Coutant <ccoutant@google.com>
3301 * gold.cc: Include timer.h.
3302 (queue_middle_tasks): Stamp time.
3303 (queue_final_tasks): Likewise.
3304 * main.cc (main): Store timer in parameters. Print timers
3306 * parameters.cc (Parameters::Parameters): Initialize timer_.
3307 (Parameters::set_timer): New function.
3308 (set_parameters_timer): New function.
3309 * parameters.h (Parameters::set_timer): New function.
3310 (Parameters::timer): New function.
3311 (Parameters::timer_): New data member.
3312 (set_parameters_timer): New function.
3313 * timer.cc (Timer::stamp): New function.
3314 (Timer::get_pass_time): New function.
3315 * timer.h (Timer::stamp): New function.
3316 (Timer::get_pass_time): New function.
3317 (Timer::pass_times_): New data member.
3319 2011-10-17 Cary Coutant <ccoutant@google.com>
3321 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3322 task for members of lib groups.
3324 2011-10-17 Cary Coutant <ccoutant@google.com>
3327 * fileread.cc (File_read::find_view): Add assert.
3328 (File_read::make_view): Move bounds check (replace with assert)...
3329 (File_read::find_or_make_view): ... to here.
3331 2011-10-12 Cary Coutant <ccoutant@google.com>
3333 * output.cc (Output_file::open_base_file): Handle case where
3334 ::read returns less than requested size.
3336 2011-10-10 Cary Coutant <ccoutant@google.com>
3338 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3339 Initialize defined_count_.
3340 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3341 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3342 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3343 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3344 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3345 * incremental.h (Sized_relobj_incr::defined_count_): New data
3347 (Sized_incr_dynobj::defined_count_): New data member.
3348 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3349 Return zeroes instead of internal error.
3351 2011-10-10 Cary Coutant <ccoutant@google.com>
3354 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3355 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3356 * output.h (class Output_reloc): Add use_plt_offset flag.
3357 (Output_reloc::type_): Adjust size of bit field.
3358 (Output_reloc::use_plt_offset_): New bit field.
3359 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3360 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3361 flag. Adjust all callers.
3362 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3363 creating RELATIVE relocations.
3365 2011-10-10 Nick Clifton <nickc@redhat.com>
3367 * po/es.po: Updated Spanish translation.
3368 * po/fi.po: Updated Finnish translation.
3370 2011-10-03 Diego Novillo <dnovillo@google.com>
3372 * options.cc (parse_uint): Fix dereference of RETVAL.
3374 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3376 * layout.h (section_order_map_): New member.
3377 (get_section_order_map): New member function.
3378 * output.cc (Output_section::add_input_section): Check for patterns
3379 only when --section-ordering-file is specified.
3380 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3381 output_sections have been formed.
3382 * layout.cc (Layout_Layout): Initialize section_order_map_.
3383 * plugin.cc (update_section_order): Store order in order_map. Do not
3385 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3386 * testsuite/Makefile.in: Regenerate.
3387 * testsuite/plugin_section_order.c: New file.
3388 * testsuite/plugin_final_layout.cc: New file.
3389 * testsuite/plugin_final_layout.sh: New file.
3391 2011-09-29 Cary Coutant <ccoutant@google.com>
3393 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3395 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3396 symbols during incremental update.
3397 (Symbol_table::add_from_dynobj): Likewise.
3399 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3400 Ian Lance Taylor <iant@google.com>
3402 * symtab.cc (Symbol_table::define_special_symbol): Always
3403 canonicalize version string.
3405 2011-09-26 Cary Coutant <ccoutant@google.com>
3407 * gold.cc (queue_initial_tasks): Move option checks ...
3408 * options.cc (General_options::finalize): ... to here. Disable
3409 some options; make others fatal.
3411 2011-09-26 Cary Coutant <ccoutant@google.com>
3414 * plugin.cc (get_symbols_v2): New function.
3415 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3416 (is_referenced_from_outside): New function.
3417 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3418 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3419 (get_symbols): Pass version parameter.
3420 (get_symbols_v2): New function.
3421 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3423 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3424 (onload): Add LDPT_GET_SYMBOLS_V2.
3425 (all_symbols_read_hook): Use get_symbols_v2; check for
3426 LDPR_PREVAILING_DEF_IRONLY_EXP.
3427 * testsuite/plugin_test_3.sh: Update expected results.
3429 2011-09-23 Simon Baldwin <simonb@google.com>
3431 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3432 configuration options.
3433 * configure: Regenerate.
3434 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3435 * Makefile.in: Regenerate.
3436 * testsuite/Makefile.in: Regenerate.
3438 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3440 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3442 2011-09-19 Cary Coutant <ccoutant@google.com>
3444 * incremental.cc (can_incremental_update): Fix typo in comment.
3445 * incremental.h (can_incremental_update): Likewise.
3447 2011-09-18 Cary Coutant <ccoutant@google.com>
3449 * incremental.cc (can_incremental_update): New function.
3450 * incremental.h (can_incremental_update): New function.
3451 * layout.cc (Layout::init_fixed_output_section): Call it.
3452 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3453 * object.cc (Sized_relobj_file::do_layout): Call
3454 can_incremental_update.
3456 2011-09-13 Cary Coutant <ccoutant@google.com>
3458 * configure.ac: Check for glibc support for gnu_indirect_function
3459 support with static linking, setting automake conditional
3461 * Makefile.in: Regenerate.
3462 * configure: Regenerate.
3464 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3465 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3467 * testsuite/Makefile.in: Regenerate.
3469 2011-09-13 Cary Coutant <ccoutant@google.com>
3471 * incremental.cc (Sized_relobj_incr::do_layout): Call
3472 report_comdat_group for kept comdat sections.
3473 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3474 * testsuite/Makefile.in: Regenerate.
3475 * testsuite/incr_comdat_test_1.cc: New source file.
3476 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3477 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3478 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3480 2011-09-13 Ian Lance Taylor <iant@google.com>
3482 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3483 variable external_symbols_offset.
3485 2011-09-12 Ian Lance Taylor <iant@google.com>
3487 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3488 triggered if object has no symbols.
3490 2011-09-09 David S. Miller <davem@davemloft.net>
3492 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3493 (Output_fill_debug_line::do_write): Likewise.
3495 2011-08-29 Cary Coutant <ccoutant@google.com>
3497 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3498 casts to match formatting specs.
3499 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3501 2011-08-26 Cary Coutant <ccoutant@google.com>
3503 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3504 remaining hole size when allocating.
3505 (Layout::make_output_section): Set fill methods for debug sections.
3506 * layout.h (Free_list::Free_list_node): Move from private to
3508 (Free_list::set_min_hole_size): New function.
3509 (Free_list::begin, Free_list::end): New functions.
3510 (Free_list::min_hole_): New data member.
3511 * output.cc: Include dwarf.h.
3512 (Output_fill_debug_info::do_minimum_hole_size): New function.
3513 (Output_fill_debug_info::do_write): New function.
3514 (Output_fill_debug_line::do_minimum_hole_size): New function.
3515 (Output_fill_debug_line::do_write): New function.
3516 (Output_section::Output_section): Initialize new data member.
3517 (Output_section::set_final_data_size): Ensure patch space is larger
3518 than minimum hole size.
3519 (Output_section::do_write): Fill holes in debug sections.
3520 * output.h (Output_fill): New class.
3521 (Output_fill_debug_info): New class.
3522 (Output_fill_debug_line): New class.
3523 (Output_section::set_free_space_fill): New function.
3524 (Output_section::free_space_fill_): New data member.
3525 * testsuite/Makefile.am (incremental_test_3): Add
3526 --incremental-patch option.
3527 (incremental_test_4): Likewise.
3528 (incremental_test_5): Likewise.
3529 (incremental_test_6): Likewise.
3530 (incremental_copy_test): Likewise.
3531 (incremental_common_test_1): Likewise.
3532 * testsuite/Makefile.in: Regenerate.
3534 2011-08-26 Nick Clifton <nickc@redhat.com>
3536 * po/es.po: Updated Spanish translation.
3538 2011-08-01 Cary Coutant <ccoutant@google.com>
3540 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3541 * gold/testsuite/Makefile.in: Regenerate.
3542 * gold/testsuite/justsyms_exec.c: New source file.
3543 * gold/testsuite/justsyms_lib.c: New source file.
3545 2011-08-01 Cary Coutant <ccoutant@google.com>
3547 * layout.cc (Layout::set_segment_offsets): Don't realign text
3548 segment if -Ttext was specified.
3549 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3551 * object.h (Sized_relobj_file::e_type): New function.
3552 (Sized_relobj_file::e_type_): New data member.
3553 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3554 base address for ET_EXEC files.
3555 * target.cc (Target::do_make_elf_object_implementation): Allow
3556 ET_EXEC files with --just-symbols option.
3558 2011-07-28 Cary Coutant <ccoutant@google.com>
3560 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3561 Add thread_number parameter.
3562 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3563 * workqueue-threads.cc
3564 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3565 current thread if its thread number is greater than desired thread
3567 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3568 Add thread_number parameter.
3569 (Workqueue::should_cancel_thread): Likewise.
3570 (Workqueue::find_runnable_or_wait): Pass thread_number to
3571 should_cancel_thread.
3572 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3575 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3577 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3578 only after checking if it cannot be forced local.
3579 * symtab.h (is_externally_visible): Check if the symbol is not forced
3582 2011-07-15 Ian Lance Taylor <iant@google.com>
3584 * options.h (class General_options): Add --print-output-format.
3585 Move -EL next to -EB, for better --help output.
3586 * target-select.cc: Include <cstdio>, "options.h", and
3588 (Target_selector::do_target_bfd_name): New function.
3589 (print_output_format): New function.
3590 * target-select.h (class Target_selector): Update declarations.
3591 (Target_selector::target_bfd_name): New function.
3592 (print_output_format): Declare.
3593 * main.cc: Include "target-select.h".
3594 (main): Handle --print-output-format.
3595 * gold.cc: Include "target-select.h".
3596 (queue_initial_tasks): Handle --print-output-format when there are
3598 * parameters.cc (parameters_force_valid_target): Give a better
3599 error message if -EB/-EL does not match target.
3600 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3603 2011-07-15 Ian Lance Taylor <iant@google.com>
3605 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3606 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3607 (Output_data_plt_i386::do_write): Write address of .dynamic
3608 section to first entry in .got.plt section.
3609 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3610 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3612 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3613 section to first entry in .got.plt section.
3614 * layout.h (Layout::dynamic_section): New function.
3616 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3618 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3620 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3621 input_section_position_, and input_section_glob_.
3622 (read_layout_from_file): Call function section_ordering_specified.
3623 * layout.h (is_section_ordering_specified): New function.
3624 (section_ordering_specified): New function.
3625 (section_ordering_specified_): New boolean member.
3626 * main.cc(main): Call load_plugins after layout object is defined.
3627 * output.cc (Output_section::add_input_section): Use
3628 function section_ordering_specified to check if section ordering is
3630 * output.cc (Output_section::add_relaxed_input_section): Use
3631 function section_ordering_specified to check if section ordering is
3633 (Output_section::update_section_layout): New function.
3634 (Output_section::sort_attached_input_sections): Check if input section
3636 * output.h (Output_section::update_section_layout): New function.
3637 * plugin.cc (get_section_count): New function.
3638 (get_section_type): New function.
3639 (get_section_name): New function.
3640 (get_section_contents): New function.
3641 (update_section_order): New function.
3642 (allow_section_ordering): New function.
3643 (Plugin::load): Add the new interfaces to the transfer vector.
3644 (Plugin_manager::load_plugins): New parameter.
3645 (Plugin_manager::all_symbols_read): New parameter.
3646 (Plugin_manager::claim_file): New parameter. Save the elf object for
3648 (Plugin_manager::get_elf_object): New function.
3649 (Plugin_manager::get_view): Change to directly use the bool to check
3650 if get_view is called from claim_file_hook.
3651 * plugin.h (input_objects): New function
3652 (Plugin__manager::load_plugins): New parameter.
3653 (Plugin_manager::claim_file): New parameter.
3654 (Plugin_manager::get_elf_object): New function.
3655 (Plugin_manager::in_claim_file_handler): New function.
3656 (Plugin_manager::in_claim_file_handler_): New member.
3657 (layout): New function.
3658 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3659 handler with an extra parameter. Make the elf object before calling
3661 * testsuite/plugin_test.c (get_section_count): New function pointer.
3662 (get_section_type): New function pointer.
3663 (get_section_name): New function pointer.
3664 (get_section_contents): New function pointer.
3665 (update_section_order): New function pointer.
3666 (allow_section_ordering): New function pointer.
3667 (onload): Check if the new interfaces exist.
3669 2011-07-13 Ian Lance Taylor <iant@google.com>
3671 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3673 * x86_64.cc (Target_x86_64::got_section): Likewise.
3674 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3675 (relro_now_test_SOURCES): New variable.
3676 (relro_now_test_DEPENDENCIES): New variable.
3677 (relro_now_test_LDFLAGS): New variable.
3678 (relro_now_test_LDADD): New variable.
3679 (relro_now_test.so): New target.
3680 * testsuite/Makefile.in: Rebuild.
3682 2011-07-12 Ian Lance Taylor <iant@google.com>
3685 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3686 GLOB_DAT relocation rather than a RELATIVE relocation for a
3687 protected symbol when creating a shared library.
3688 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3689 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3690 * testsuite/protected_main_1.cc (main): Test that protected
3691 function has same address.
3693 2011-07-11 Ian Lance Taylor <iant@google.com>
3696 * options.h (class General_options): Add -Bgroup.
3697 * options.cc (General_options::finalize): If -Bgroup is set,
3698 default to --unresolved-symbols=report-all.
3699 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3700 * target-reloc.h (issue_undefined_symbol_error): Handle
3701 --unresolved-symbols=report-all.
3703 2011-07-08 Ian Lance Taylor <iant@google.com>
3706 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3707 if linker script discards key sections.
3708 (Layout::create_dynamic_symtab): Likewise.
3709 (Layout::assign_local_dynsym_offsets): Likewise.
3710 (Layout::sized_create_version_sections): Likewise.
3711 (Layout::create_interp): Likewise.
3712 (Layout::finish_dynamic_section): Likewise.
3713 (Layout::set_dynamic_symbol_size): Likewise.
3715 2011-07-08 Ian Lance Taylor <iant@google.com>
3718 * options.h (class General_options): Add --unresolved-symbols.
3719 * target-reloc.h (issue_undefined_symbol_error): Check
3720 --unresolved-symbols. Add comments.
3722 2011-07-08 Ian Lance Taylor <iant@google.com>
3724 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3725 expression more complex.
3727 2011-07-08 Ian Lance Taylor <iant@google.com>
3730 * target-reloc.h (issue_undefined_symbol_error): New inline
3731 function, broken out of relocate_section.
3732 (relocate_section): Call issue_undefined_symbol_error.
3733 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3734 there is no TLS segment if we are about to issue an undefined
3736 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3738 2011-07-08 Ian Lance Taylor <iant@google.com>
3741 * resolve.cc (Symbol_table::should_override): Add fromtype
3742 parameter. Change all callers. Give error when linking together
3743 TLS and non-TLS symbol.
3744 (Symbol_table::should_override_with_special): Add fromtype
3745 parameter. Change all callers.
3746 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3747 there is no TLS segment if we have reported some errors.
3748 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3750 2011-07-08 Ian Lance Taylor <iant@google.com>
3753 * target.h (Target::plt_address_for_global): New function.
3754 (Target::plt_address_for_local): New function.
3755 (Target::plt_section_for_global): Remove.
3756 (Target::plt_section_for_local): Remove.
3757 (Target::do_plt_address_for_global): New virtual function.
3758 (Target::do_plt_address_for_local): New virtual function.
3759 (Target::do_plt_section_for_global): Remove.
3760 (Target::do_plt_section_for_local): Remove.
3761 (Target::register_global_plt_entry): Add Symbol_table and Layout
3763 * output.cc (Output_data_got::Got_entry::write): Use
3764 plt_address_for_global and plt_address_for_local.
3765 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3766 address of output section.
3767 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3768 got_irelative_, and irelative_count_ fields. Update
3770 (Output_data_plt_i386::has_irelative_section): New function.
3771 (Output_data_plt_i386::entry_count): Add irelative_count_.
3772 (Output_data_plt_i386::set_final_data_size): Likewise.
3773 (class Target_i386): Add got_irelative_ and rel_irelative_
3774 fields. Update declarations.
3775 (Target_i386::Target_i386): Initialize new fields.
3776 (Target_i386::do_plt_address_for_global): New function replacing
3777 do_plt_section_for_global.
3778 (Target_i386::do_plt_address_for_local): New function replacing
3779 do_plt_section_for_local.
3780 (Target_i386::got_section): Create got_irelative_.
3781 (Target_i386::rel_irelative_section): New function.
3782 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3783 fields. Don't define __rel_iplt_{start,end}.
3784 (Output_data_plt_i386::add_entry): Add symtab and layout
3785 parameters. Change all callers. Use different PLT and GOT for
3787 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3788 layout parameters. Change all callers. Use different PLT and
3790 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3791 (Output_data_plt_i386::rel_irelative): New function.
3792 (Output_data_plt_i386::address_for_global): New function.
3793 (Output_data_plt_i386::address_for_local): New function.
3794 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3795 IRELATIVE GOT when changing IFUNC GOT entries.
3796 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3798 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3799 if we didn't create an IRELATIVE GOT.
3800 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3801 plt_address_for_local.
3802 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3803 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3804 got_irelative_, and irelative_count_ fields. Update
3806 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3807 Initialize new fields. Remove symtab parameter. Change all
3809 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3811 (Output_data_plt_x86_64::has_irelative_section): New function.
3812 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3813 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3814 fields. Update declarations.
3815 (Target_x86_64::Target_x86_64): Initialize new fields.
3816 (Target_x86_64::do_plt_address_for_global): New function replacing
3817 do_plt_section_for_global.
3818 (Target_x86_64::do_plt_address_for_local): New function replacing
3819 do_plt_section_for_local.
3820 (Target_x86_64::got_section): Create got_irelative_.
3821 (Target_x86_64::rela_irelative_section): New function.
3822 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3823 all callers. Don't create __rel_iplt_{start,end}.
3824 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3825 parameters. Change all callers. Use different PLT and GOT for
3827 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3828 layout parameters. Change all callers. Use different PLT and
3830 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3831 parameters. Change all callers. Use different PLT and GOT for
3833 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3834 (Output_data_plt_x86_64::rela_irelative): New function.
3835 (Output_data_plt_x86_64::address_for_global): New function.
3836 (Output_data_plt_x86_64::address_for_local): New function.
3837 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3838 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3839 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3840 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3842 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3844 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3845 symbols if we didn't create an IRELATIVE GOT.
3846 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3847 plt_address_for_local.
3848 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3849 * testsuite/ifuncvar1.c: New test file.
3850 * testsuite/ifuncvar2.c: New test file.
3851 * testsuite/ifuncvar3.c: New test file.
3852 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3853 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3854 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3855 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3856 * testsuite/Makefile.in: Rebuild.
3858 2011-07-07 Cary Coutant <ccoutant@google.com>
3860 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3861 (two_file_test_1_ndebug.o): Likewise.
3862 (two_file_test_1b_ndebug.o): Likewise.
3863 (two_file_test_2_ndebug.o): Likewise.
3864 (two_file_test_main_ndebug.o): Likewise.
3865 (incremental_test_2): Link with no-debug versions.
3867 2011-07-06 Cary Coutant <ccoutant@google.com>
3869 * gold/incremental.cc
3870 (Output_section_incremental_inputs::write_info_blocks): Check for
3871 hidden and internal symbols.
3873 2011-07-06 Cary Coutant <ccoutant@google.com>
3875 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
3876 Check disposition for startup file.
3877 (Incremental_inputs::report_command_line): Ignore
3878 --incremental-startup-unchanged option.
3879 * options.cc (General_options::parse_incremental_startup_unchanged):
3881 (General_options::General_options): Initialize new data member.
3882 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
3883 (General_options): Add --incremental-startup-unchanged option.
3884 (General_options::incremental_startup_disposition): New function.
3885 (General_options::incremental_startup_disposition_): New data member.
3887 2011-07-06 Cary Coutant <ccoutant@google.com>
3889 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
3890 input file index to Script_info ctor.
3891 (Sized_incremental_binary::do_file_has_changed): Find the
3892 command-line argument for files named in scripts.
3893 * incremental.h (Script_info::Script_info): New ctor
3894 with input file index.
3895 (Script_info::input_file_index): New function.
3896 (Script_info::input_file_index_): New data member.
3897 (Incremental_binary::get_library): Add const.
3898 (Incremental_binary::get_script_info): Add const.
3899 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
3900 * testsuite/Makefile.am (incremental_test_5): New test case.
3901 (incremental_test_6): New test case.
3902 * testsuite/Makefile.in: Regenerate.
3904 2011-07-06 Cary Coutant <ccoutant@google.com>
3906 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
3907 debug output when command lines differ.
3909 2011-07-06 Cary Coutant <ccoutant@google.com>
3911 * incremental.cc (Incremental_inputs::report_command_line): Ignore
3912 --incremental-patch option.
3913 * layout.cc (Free_list::allocate): Extend allocation beyond original
3915 (Layout::make_output_section): Mark sections that should get
3917 * options.cc (parse_percent): New function.
3918 * options.h (parse_percent): New function.
3919 (DEFINE_percent): New macro.
3920 (General_options): Add --incremental-patch option.
3921 * output.cc (Output_section::Output_section): Initialize new data
3923 (Output_section::add_input_section): Print section name when out
3925 (Output_section::add_output_section_data): Likewise.
3926 (Output_section::set_final_data_size): Add patch space when
3927 doing --incremental-full.
3928 (Output_section::do_reset_address_and_file_offset): Remove patch
3930 (Output_segment::set_section_list_addresses): Print debug output
3931 only if --incremental-update.
3932 * output.h (Output_section::set_is_patch_space_allowed): New function.
3933 (Output_section::is_patch_space_allowed_): New data member.
3934 (Output_section::patch_space_): New data member.
3935 * parameters.cc (Parameters::incremental_full): New function.
3936 * parameters.h (Parameters::incremental_full): New function
3937 * testsuite/Makefile.am (incremental_test_2): Add test for
3938 --incremental-patch option.
3939 * testsuite/Makefile.in: Regenerate.
3940 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
3941 (t18): Remove function body.
3943 2011-07-05 Doug Kwan <dougkwan@google.com>
3946 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
3947 Arm_Address type for relocation result.
3948 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
3950 (Arm_relocate_functions::abs32): Use unaligned access.
3951 (Arm_relocate_functions::rel32): Ditto.
3952 (Arm_relocate_functions::prel31): Ditto.
3953 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
3954 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
3955 static data relocations.
3956 * testsuite/Makefile.in: Regnerate.
3957 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
3959 2011-07-05 Ian Lance Taylor <iant@google.com>
3962 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
3963 symbols if necessary.
3964 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3966 2011-07-05 Ian Lance Taylor <iant@google.com>
3969 * resolve.cc (Symbol::override_base_with_special): Simply override
3970 version with special symbol version, ignoring previous version.
3972 2011-07-05 Ian Lance Taylor <iant@google.com>
3974 * object.cc (Sized_relobj_file::include_section_group): Add
3975 information to comment about signature location.
3977 2011-07-02 Ian Lance Taylor <iant@google.com>
3980 * options.h (class General_options): Add -f and -F.
3981 * options.cc (General_options::finalize): Fatal error if -f/-F
3982 are used without -shared.
3983 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
3985 2011-07-02 Ian Lance Taylor <iant@google.com>
3987 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
3989 2011-07-01 Ian Lance Taylor <iant@google.com>
3993 * resolve.cc (Symbol::override_base_with_special): Don't override
3994 the version if the overriding symbol has a different name.
3995 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
3996 all callers. If we give an error about an undefined version,
3997 define the base version if necessary.
3998 * dynobj.h (class Versions): Update declaration.
3999 * testsuite/weak_alias_test_5.cc: New file.
4000 * testsuite/weak_alias_test.script: New file.
4001 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4002 and versioned_alias have the right value, and call t2.
4003 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4004 weak_alias_test_5.so.
4005 (weak_alias_test_LDADD): Likewise.
4006 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4007 * testsuite/Makefile.in: Rebuild.
4009 2011-07-01 Ian Lance Taylor <iant@google.com>
4012 * options.h (class General_options): Support -z notext.
4013 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4015 (two_file_shared_nonpic.so): Likewise.
4016 (two_file_shared_mixed.so): Likewise.
4017 (two_file_shared_mixed_1.so): Likewise.
4018 (weak_undef_lib_nonpic.so): Likewise.
4019 (alt/weak_undef_lib_nonpic.so): Likewise.
4020 (tls_test_shared_nonpic.so): Likewise.
4021 * testsuite/Makefile.in: Rebuild.
4023 2011-07-01 Ian Lance Taylor <iant@google.com>
4026 * configure.ac: Test whether static linking works, setting
4027 the automake conditional HAVE_STATIC.
4028 * testsuite/Makefile.am: Disable tests using -static if
4029 HAVE_STATIC is not true.
4030 * configure, testsuite/Makefile.in: Rebuild.
4032 2011-07-01 Ian Lance Taylor <iant@google.com>
4035 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4036 Assert if we see DW_EH_PE_indirect.
4037 * target.h (Target::ehframe_datarel_base): New function.
4038 (Target::do_ehframe_datarel_base): New target function.
4039 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4040 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4043 2011-07-01 Ian Lance Taylor <iant@google.com>
4046 * options.h (class General_options): Add
4047 --ld-generated-unwind-info.
4048 * ehframe.cc (Fde::write): Add address parameter. Change all
4049 callers. If associated with PLT, fill in address and size.
4050 (Cie::set_output_offset): Only add merge mapping if there is an
4052 (Cie::write): Add address parameter. Change all callers.
4053 (Eh_frame::add_ehframe_for_plt): New function.
4054 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4055 input_offset_ fields into union u_, with new plt field.
4056 (Fde::Fde): Adjust for new union field.
4057 (Fde::Fde) [Output_data version]: New constructor.
4058 (Fde::add_mapping): Only add merge mapping if there is an object.
4059 (class Cie): Update declarations.
4060 (class Eh_frame): Declare add_ehframe_for_plt.
4061 * layout.cc (Layout::layout_eh_frame): Break out code into
4062 make_eh_frame_section, and call it.
4063 (Layout::make_eh_frame_section): New function.
4064 (Layout::add_eh_frame_for_plt): New function.
4065 * layout.h (class Layout): Update declarations.
4066 * merge.cc (Merge_map::add_mapping): Add assertion.
4067 * i386.cc: Include "dwarf.h".
4068 (class Output_data_plt_i386): Make first_plt_entry,
4069 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4070 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4071 and plt_eh_frame_fde.
4072 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4073 boundary. Call add_eh_frame_for_plt if appropriate.
4074 * x86_64.cc: Include "dwarf.h".
4075 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4076 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4077 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4078 and plt_eh_frame_fde.
4079 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4082 2011-06-29 Ian Lance Taylor <iant@google.com>
4085 * object.cc (Sized_relobj_file::layout_section): Change shdr
4086 parameter to be const.
4087 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4089 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4090 appropriate. Call layout_eh_frame_section.
4091 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4093 * object.h (class Sized_relobj_file): Update declarations.
4095 2011-06-29 Ian Lance Taylor <iant@google.com>
4098 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4100 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4102 2011-06-29 Ian Lance Taylor <iant@google.com>
4105 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4107 * layout.cc (Layout::layout_eh_frame): Likewise.
4109 2011-06-29 Ian Lance Taylor <iant@google.com>
4112 * layout.cc (Layout::symtab_section_shndx): New function.
4113 * layout.h (class Layout): Declare symtab_section_shndx.
4114 * output.cc (Output_section::write_header): Call it.
4116 2011-06-29 Ian Lance Taylor <iant@google.com>
4119 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4120 symbols which are not used in a relocation.
4122 2011-06-28 Ian Lance Taylor <iant@google.com>
4125 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4126 script create indistinguishable segments.
4127 (Layout::set_segment_offsets): Use stable_sort when sorting
4128 segments. Pass this to Compare_segments constructor.
4129 * layout.h (class Layout): Make segment_precedes non-static.
4130 (class Compare_segments): Change from struct to class. Add
4131 layout_ field. Add constructor.
4132 * script-sections.cc
4133 (Script_sections::attach_sections_using_phdrs_clause): Rename
4134 local orphan to is_orphan. Don't report failure to put empty
4135 section in segment. On attachment failure, report name of
4136 section, and attach to first PT_LOAD segment.
4138 2011-06-28 Ian Lance Taylor <iant@google.com>
4141 * target-select.cc (Target_selector::Target_selector): Add
4142 emulation parameter. Change all callers.
4143 (select_target_by_bfd_name): Rename from select_target_by_name.
4145 (select_target_by_emulation): New function.
4146 (supported_emulation_names): New function.
4147 * target-select.h (class Target_selector): Add emulation_ field.
4148 Update declarations.
4149 (Target_selector::recognize_by_bfd_name): Rename from
4150 recognize_by_name. Change all callers.
4151 (Target_selector::supported_bfd_names): Rename from
4152 supported_names. Change all callers.
4153 (Target_selector::recognize_by_emulation): New function.
4154 (Target_selector::supported_emulations): New function.
4155 (Target_selector::emulation): New function.
4156 (Target_selector::do_recognize_by_bfd_name): Rename from
4157 do_recognize_by_name. Change all callers.
4158 (Target_selector::do_supported_bfd_names): Rename from
4159 do_supported_names. Change all callers.
4160 (Target_selector::do_recognize_by_emulation): New function.
4161 (Target_selector::do_supported_emulations): New function.
4162 (select_target_by_bfd_name): Change name in declaration.
4163 (select_target_by_emulation): Declare.
4164 (supported_emulation_names): Declare.
4165 * parameters.cc (parameters_force_valid_target): Try to find
4166 target based on emulation from -m option.
4167 * options.h (class General_options): Change doc string for -m.
4168 * options.cc (help): Print emulations.
4169 (General_options::parse_V): Likewise.
4170 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4171 Add emulation parameter. Change all callers.
4173 2011-06-28 Ian Lance Taylor <iant@google.com>
4175 * target.h (class Target): Add osabi_ field.
4176 (Target::osabi): New function.
4177 (Target::set_osabi): New function.
4178 (Target::Target): Initialize osabi_.
4179 (Target::do_adjust_elf_header): Make pure virtual.
4180 (Sized_target::do_adjust_elf_header): Declare.
4181 * target.cc (Sized_target::do_adjust_elf_header): New function.
4182 (class Sized_target): Instantiate all versions.
4183 * freebsd.h (class Target_freebsd): Remove.
4184 (Target_selector_freebsd::do_recognize): Call set_osabi on
4186 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4187 (Target_selector_freebsd::set_osabi): Remove.
4188 * i386.cc (class Target_i386): Inherit from Sized_target rather
4189 than Target_freebsd.
4190 * x86_64.cc (class Target_x86_64): Likewise.
4192 2011-06-28 Ian Lance Taylor <iant@google.com>
4194 * target.h (Target::can_check_for_function_pointers): Rewrite.
4196 (Target::can_icf_inline_merge_sections): Likewise.
4197 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4198 (Target::Target_info): Add can_icf_inline_merge_sections field.
4199 (Target::do_can_check_for_function_pointers): New virtual
4201 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4202 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4203 from can_check_for_function_pointers, move in file.
4204 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4205 section_may_have_icf_unsafe_poineters, move in file.
4206 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4207 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4208 Rename from can_check_for_function_pointers, move in file.
4209 (Target_i386::can_icf_inline_merge_sections): Remove.
4210 (Target_i386::i386_info): Initialize
4211 can_icf_inline_merge_sections.
4212 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4213 Initialize can_icf_inline_merge_sections.
4214 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4215 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4216 Rename from can_check_for_function_pointers, move in file.
4217 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4218 (Target_x86_64::x86_64_info): Initialize
4219 can_icf_inline_merge_sections.
4220 * testsuite/testfile.cc (Target_test::test_target_info):
4222 * icf.cc (get_section_contents): Correct formatting.
4224 2011-06-27 Ian Lance Taylor <iant@google.com>
4226 * symtab.cc (Symbol::versioned_name): New function.
4227 (Symbol_table::add_to_final_symtab): Use versioned_name when
4229 (Symbol_table::sized_write_symbol): Likewise.
4230 * symtab.h (class Symbol): Declare versioned_name.
4231 * stringpool.h (class Stringpool_template): Add variant of add
4232 which takes a std::basic_string.
4233 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4234 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4235 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4236 (ver_test_12.o): New target.
4237 * testsuite/Makefile.in: Rebuild.
4239 2011-06-27 Doug Kwan <dougkwan@google.com>
4241 * arm.cc (Arm_relocate_functions::thm_jump8,
4242 Arm_relocate_functions::thm_jump11): Use a wider signed
4243 type to compute offset.
4244 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4246 * testsuite/Makefile.in: Regenerate.
4247 * testsuite/arm_branch_in_range.sh: Check test results of
4248 arm_thm_jump11 and arm_thm_jump8.
4249 * testsuite/arm_thm_jump11.s: New test source file.
4250 * testsuite/arm_thm_jump11.t: New linker script.
4251 * testsuite/arm_thm_jump8.s: New test source file.
4252 * testsuite/arm_thm_jump8.t: New linker script.
4254 2011-06-24 Ian Lance Taylor <iant@google.com>
4256 * layout.cc: Include "object.h".
4257 (ctors_sections_in_init_array): New static variable.
4258 (Layout::is_ctors_in_init_array): New function.
4259 (Layout::layout): Add entry to ctors_sections_in_init_array if
4261 * layout.h (class Layout): Declare is_ctors_in_init_array.
4262 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4263 is_ctors_reverse_view is set.
4264 (Sized_relobj_file::write_sections): Add layout parameter. Change
4265 all callers. Set is_ctors_reverse_view field of View_size.
4266 (Sized_relobj_file::reverse_words): New function.
4267 * object.h (Sized_relobj_file::View_size): Add
4268 is_ctors_reverse_view field.
4269 (class Sized_relobj_file): Update declarations.
4270 * testsuite/initpri3.c: New test.
4271 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4273 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4274 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4275 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4276 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4277 * testsuite/Makefile.in: Rebuild.
4279 2011-06-24 Cary Coutant <ccoutant@google.com>
4281 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4282 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4283 (debug_msg_cdebug.err): New targets.
4284 * testsuite/Makefile.in: Regenerate.
4285 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4286 Fix checks for link with shared library.
4288 2011-06-24 Doug Kwan <dougkwan@google.com>
4290 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4291 skip empty text sections.
4292 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4294 2011-06-22 Ian Lance Taylor <iant@google.com>
4297 * options.h (class General_options): Add --ctors-in-init-array.
4298 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4299 friends as SHT_PROGBITS for merging sections.
4300 (Layout::layout): Remove special handling of .init_array and
4301 friends. Don't sort if doing relocatable link. Sort for .ctors
4302 and .dtors if ctors_in_init_array.
4303 (Layout::make_output_section): Force correct section types for
4304 .init_array and friends. Don't sort if doing relocatable link,
4305 Don't sort .ctors and .dtors if ctors_in_init_array.
4306 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4307 (Layout::output_section_name): Add relobj parameter. Change all
4308 callers. Handle .ctors. and .dtors. in code rather than table.
4309 Handle .ctors and .dtors if ctors_in_init_array.
4310 (Layout::match_file_name): New function, moved from output.cc.
4311 * layout.h (class Layout): Update declarations.
4312 * output.cc: Include "layout.h".
4313 (Input_section_sort_entry::get_priority): New function.
4314 (Input_section_sort_entry::match_file_name): Just call
4315 Layout::match_file_name.
4316 (Output_section::Input_section_sort_init_fini_compare::operator()):
4317 Handle .ctors and .dtors. Sort by explicit priority rather than
4319 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4320 * testsuite/initpri2.c: New test.
4321 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4322 (check_PROGRAMS): Add initpri2.
4323 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4324 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4325 * configure, testsuite/Makefile.in: Rebuild.
4327 2011-06-19 Ian Lance Taylor <iant@google.com>
4330 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4331 .interp section to a PT_INTERP segment even if we have seen a
4332 --dynamic-linker option. Don't do it if we have seen a PHDRS
4333 clause in a linker script.
4334 (Layout::finalize): Don't create a .interp section if we've
4335 already create a PT_INTERP segment.
4336 (Layout::create_interp): Always call choose_output_section (revert
4337 patch of 2011-06-17). Don't create PT_INTERP segment.
4338 * script-sections.cc
4339 (Script_sections::create_note_and_tls_segments): Add a .interp
4340 section to a PT_INTERP segment even if we have seen a
4341 --dynamic-linker option.
4343 2011-06-18 Ian Lance Taylor <iant@google.com>
4345 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4346 merely because a non-PT_LOAD segment has a dynamic reloc.
4348 2011-06-18 Ian Lance Taylor <iant@google.com>
4350 * layout.cc (Layout::finish_dynamic_section): Don't create
4351 DT_FLAGS entry if not needed.
4353 2011-06-18 Ian Lance Taylor <iant@google.com>
4356 * layout.cc (Layout::layout_eh_frame): Correct handling of
4357 writable .eh_frame section.
4359 2011-06-17 Ian Lance Taylor <iant@google.com>
4362 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4363 symbol is redefined with the exact same object and value.
4365 2011-06-17 Ian Lance Taylor <iant@google.com>
4368 * layout.h (class Layout): Add interp_segment_ field.
4369 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4370 (Layout::attach_allocated_section_to_segment): If making shared
4371 library, put .interp section in PT_INTERP segment.
4372 (Layout::finalize): Also call create_interp if -dynamic-linker
4374 (Layout::create_interp): Assert that there is no PT_INTERP
4375 segment. If not using a SECTIONS clause, use make_output_section.
4376 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4377 * script-sections.cc
4378 (Script_sections::create_note_and_tls_segments): If making shared
4379 library, put .interp section in PT_INTERP segment.
4381 2011-06-17 Ian Lance Taylor <iant@google.com>
4383 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4384 when making a shared library.
4386 2011-06-17 Ian Lance Taylor <iant@google.com>
4388 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4389 parameter. Change all callers. Don't issue warning about PC32
4390 against locally defined symbol.
4392 2011-06-16 Ian Lance Taylor <iant@google.com>
4394 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4395 occurs in same object.
4397 2011-06-14 Alan Modra <amodra@gmail.com>
4399 * po/POTFILES.in: Regenerate.
4401 2011-06-09 Ian Lance Taylor <iant@google.com>
4403 * script-sections.cc
4404 (Orphan_output_section::set_section_addresses): For a relocatable
4405 link set address to 0.
4407 2011-06-09 Cary Coutant <ccoutant@google.com>
4410 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4411 used with --compress-debug-sections.
4412 * gold/object.cc (Sized_relobj_file::do_layout): Report
4413 uncompressed size of compressed input sections.
4415 2011-06-08 Cary Coutant <ccoutant@google.com>
4418 * testsuite/two_file_test_2_v1.cc: Change initialization of
4419 v2 to keep it in .data.
4421 2011-06-07 Cary Coutant <ccoutant@google.com>
4423 * common.cc (Symbol_table::do_allocate_commons_list): Call
4425 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4426 (Errors::fallback): New function.
4427 (gold_fallback): New function.
4428 * errors.h (Errors::fallback): New function.
4429 * gold.cc (gold_exit): Change status parameter to enum; adjust
4431 (queue_initial_tasks): Call gold_fallback.
4432 * gold.h: Include cstdlib.
4433 (Exit_status): New enum type.
4434 (gold_exit): Change status parameter to enum.
4435 (gold_fallback): New function.
4436 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4437 (Layout::create_symtab_sections): Likewise.
4438 (Layout::create_shdrs): Likewise.
4439 * main.cc (main): Adjust call to gold_exit.
4440 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4441 (Output_data_got::add_got_entry_pair): Likewise.
4442 (Output_section::add_input_section): Likewise.
4443 (Output_section::add_output_section_data): Likewise.
4444 (Output_segment::set_section_list_addresses): Likewise.
4445 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4447 2011-06-07 Cary Coutant <ccoutant@google.com>
4449 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4450 for incremental links.
4451 * output.cc (Output_segment::set_section_list_addresses): Remove
4452 FIXME and test for TLS or BSS.
4454 2011-06-07 Cary Coutant <ccoutant@google.com>
4456 * testsuite/Makefile.am: Add incremental_copy_test,
4457 incremental_common_test_1.
4458 * testsuite/Makefile.in: Regenerate.
4459 * testsuite/common_test_1_v1.c: New source file.
4460 * testsuite/common_test_1_v2.c: New source file.
4461 * testsuite/copy_test_v1.cc: New source file.
4463 2011-06-07 Cary Coutant <ccoutant@google.com>
4465 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4466 update, allocate common from bss section's free list.
4467 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4468 linker-defined symbols.
4469 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4470 Skip GOT and PLT entries that are no longer referenced.
4471 (Output_section_incremental_inputs::write_info_blocks): Mark
4472 linker-defined symbols.
4473 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4474 * output.cc (Output_section::allocate): New function.
4475 * output.h (Output_section::allocate): New function.
4476 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4477 linker-defined symbols.
4478 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4479 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4480 (Symbol::init_base_output_data): Likewise.
4481 (Symbol::init_base_output_segment): Likewise.
4482 (Symbol::init_base_constant): Likewise.
4483 (Sized_symbol::init_output_data): Likewise.
4484 (Sized_symbol::init_output_segment): Likewise.
4485 (Sized_symbol::init_constant): Likewise.
4486 (Symbol_table::do_define_in_output_data): Likewise.
4487 (Symbol_table::do_define_in_output_segment): Likewise.
4488 (Symbol_table::do_define_as_constant): Likewise.
4489 * symtab.h (Symbol::is_predefined): New function.
4490 (Symbol::init_base_output_data): Add is_predefined parameter.
4491 (Symbol::init_base_output_segment): Likewise.
4492 (Symbol::init_base_constant): Likewise.
4493 (Symbol::is_predefined_): New data member.
4494 (Sized_symbol::init_output_data): Add is_predefined parameter.
4495 (Sized_symbol::init_output_segment): Likewise.
4496 (Sized_symbol::init_constant): Likewise.
4497 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4499 2011-06-07 Cary Coutant <ccoutant@google.com>
4501 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4502 instead of emit_copy_reloc.
4503 (Copy_relocs::emit_copy_reloc): Refactor.
4504 (Copy_relocs::make_copy_reloc): New function.
4505 (Copy_relocs::add_copy_reloc): Remove.
4506 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4508 (Copy_relocs::make_copy_reloc): New function.
4509 (Copy_relocs::add_copy_reloc): Remove.
4510 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4511 unchanged input files.
4512 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4513 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4514 Reserve BSS space for COPY relocations.
4515 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4516 (Output_section_incremental_inputs::write_info_blocks): Record
4517 whether a symbol is copied from a shared object.
4518 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4519 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4520 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4521 (Incremental_input_entry_reader::get_output_symbol_index): Add
4523 (Incremental_binary::emit_copy_relocs): New function.
4524 (Incremental_binary::do_emit_copy_relocs): New function.
4525 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4527 (Sized_incremental_binary::add_copy_reloc): New function.
4528 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4529 (Sized_incremental_binary::Copy_reloc): New struct.
4530 (Sized_incremental_binary::Copy_relocs): New typedef.
4531 (Sized_incremental_binary::copy_relocs_): New data member.
4532 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4533 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4534 * target.h (Sized_target::emit_copy_reloc): New function.
4535 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4537 2011-06-02 Cary Coutant <ccoutant@google.com>
4540 * gold/archive.cc (Archive::Archive): Initialize new data member.
4541 (Archive::include_all_members): Return if archive has already been
4543 * gold/archive.h (Archive::include_all_members_): New data member.
4545 2011-06-02 Nick Clifton <nickc@redhat.com>
4547 * dynobj.h: Fix spelling mistake in comment.
4548 * output.cc: Likewise.
4550 2011-05-31 Doug Kwan <dougkwan@google.com>
4554 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4555 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4556 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4557 redundant arm_exidx_test.so.
4558 * testsuite/Makefile.in: Regenerate.
4559 (check_SCRIPTS): Add pr12826.sh
4560 (check_DATA): Add pr12826.stdout
4561 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4562 * testsuite/pr12826.sh: New file.
4563 * testsuite/pr12826_1.s: Ditto.
4564 * testsuite/pr12826_1.s: Ditto.
4566 2011-05-30 Ian Lance Taylor <iant@google.com>
4568 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4571 2011-05-29 Ian Lance Taylor <iant@google.com>
4574 * testsuite/Makefile.am: Use different file name for two_file_test
4575 temporary file for each incremental test.
4576 * testsuite/Makefile.in: Rebuild.
4578 2011-05-29 Ian Lance Taylor <iant@google.com>
4580 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4581 binary input file is empty.
4583 2011-05-27 Ian Lance Taylor <iant@google.com>
4585 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4586 (ver_test_9.so): Likewise.
4587 * testsuite/Makefile.in: Rebuild.
4589 2011-05-26 Cary Coutant <ccoutant@google.com>
4591 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4592 * incremental.cc (Incremental_inputs::report_input_section): Fix
4593 comment, indentation.
4594 (Incremental_inputs::report_comdat_group): New function.
4595 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4596 of data for incremental input file entry.
4597 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4598 group count, COMDAT group signatures.
4599 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4600 an unchanged input file.
4601 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4602 Initialize new data member.
4603 (Incremental_object_entry::add_comdat_group): New function.
4604 (Incremental_object_entry::get_comdat_group_count): New function.
4605 (Incremental_object_entry::get_comdat_signature_key): New function.
4606 (Incremental_object_entry::groups_): New data member.
4607 (Incremental_inputs::report_comdat_group): New function.
4608 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4609 data for incremental input file entry.
4610 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4611 (Incremental_input_entry_reader::get_input_section): Adjust size of
4612 data for incremental input file entry.
4613 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4614 (Incremental_input_entry_reader::get_comdat_group_signature): New
4616 * object.cc (Sized_relobj::include_section_group): Report kept
4617 COMDAT groups for incremental links.
4619 2011-05-24 David Meyer <pdox@google.com>
4621 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4622 with name parameter. Add found_name parameter.
4623 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4624 * dirsearch.h (class Dirsearch): Update declaration.
4626 2011-05-24 Ian Lance Taylor <iant@google.com>
4628 * archive.cc (Library_base::should_include_member): Pull in object
4629 from archive if it defines the entry symbol.
4630 * parameters.cc (Parameters::entry): New function.
4631 * parameters.h (class Parameters): Declare entry.
4632 * output.h (class Output_file_header): Remove entry_ field.
4633 * output.cc (Output_file_header::Output_file_header): Remove entry
4634 parameter. Change all callers.
4635 (Output_file_header::entry): Use parameters->entry.
4636 * gold.cc (queue_middle_tasks): Likewise.
4637 * plugin.cc (Plugin_hook::run): Likewise.
4639 2011-05-24 Cary Coutant <ccoutant@google.com>
4641 * gold.cc (queue_initial_tasks): Pass incremental base filename
4642 to Output_file::open_base_file; don't print error message.
4643 * incremental-dump.cc (main): Adjust call to
4644 Output_file::open_for_modification.
4645 * incremental-dump.cc (main): Likewise.
4646 * incremental.cc (Incremental_inputs::report_command_line):
4647 Ignore --incremental-base option when comparing command lines.
4648 Ignore parameter when given as separate argument.
4649 * options.h (class General_options): Add --incremental-base.
4650 * output.cc (Output_file::Output_file):
4651 (Output_file::open_base_file): Add base_name and writable parameters;
4652 read base file into new file; print error message here.
4653 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4655 * output.h (Output_file::open_for_modification): Rename to...
4656 (Output_file::open_base_file): ...this; add base_name and
4657 writable parameters; adjust all callers.
4658 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4660 * testsuite/Makefile.am (incremental_test_4): Test
4662 * testsuite/Makefile.in: Regenerate.
4664 2011-05-24 Cary Coutant <ccoutant@google.com>
4666 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4668 * testsuite/Makefile.in: Regenerate.
4669 * testsuite/two_file_test_1_v1.cc: New test source file.
4670 * testsuite/two_file_test_1b_v1.cc: New test source file.
4671 * testsuite/two_file_test_2_v1.cc: New test source file.
4673 2011-05-24 Cary Coutant <ccoutant@google.com>
4675 * dynobj.h (Dynobj::do_dynobj): New function.
4676 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4677 flag and soname for shared objects.
4678 * incremental.cc (Incremental_inputs::report_object): Make
4679 either Incremental_object_entry or Incremental_dynobj_entry; add
4680 soname to string table.
4681 (Incremental_inputs::report_input_section): Add assertion.
4682 (Output_section_incremental_inputs::set_final_data_size): Adjust
4683 type of input file entry for shared libraries; adjust size of
4684 shared library info entry.
4685 (Output_section_incremental_inputs::write_input_files): Write
4686 as_needed flag for shared libraries.
4687 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4688 of input file entry for shared libraries; write soname.
4689 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4690 soname from incremental info.
4691 * incremental.h (enum Incremental_input_flags): Add
4692 INCREMENTAL_INPUT_AS_NEEDED.
4693 (Incremental_input_entry::Incremental_input_entry): Initialize new
4695 (Incremental_input_entry::set_as_needed): New function.
4696 (Incremental_input_entry::as_needed): New function.
4697 (Incremental_input_entry::do_dynobj_entry): New function.
4698 (Incremental_input_entry::as_needed_): New data member.
4699 (Incremental_object_entry::Incremental_object_entry): Don't check
4701 (Incremental_object_entry::do_type): Likewise.
4702 (class Incremental_dynobj_entry): New class.
4703 (Incremental_input_entry_reader::as_needed): New function.
4704 (Incremental_input_entry_reader::get_soname): New function.
4705 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4706 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4707 size of shared library info entry.
4708 * layout.cc (Layout::finish_dynamic_section): Don't test for
4709 incremental link when adding DT_NEEDED entries.
4710 * object.h (Object::Object): Initialize new data member.
4711 (Object::dynobj): New function.
4712 (Object::set_as_needed): New function.
4713 (Object::as_needed): New function.
4714 (Object::do_dynobj): New function.
4715 (Object::as_needed_): New data member.
4717 2011-05-24 Cary Coutant <ccoutant@google.com>
4719 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4720 info; adjust display of GOT entries.
4721 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4722 vector of input objects; remove file_status_.
4723 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4724 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4725 got_plt reader; call target hooks to reserve GOT entries.
4726 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4727 of input file info header and GOT info entry.
4728 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4730 (Got_plt_view_info::got_descriptor): Remove.
4731 (Got_plt_view_info::sym_index): New data member.
4732 (Got_plt_view_info::input_index): New data member.
4733 (Local_got_offset_visitor::visit): Write input file index.
4734 (Global_got_offset_visitor::visit): Write 0 for input file index.
4735 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4736 with sym_index and input_index.
4737 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4738 incremental info GOT entry; replace got_descriptor with input_index.
4739 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4740 map from input file index to object.
4741 (Sized_relobj_incr::do_layout): Replace direct data member reference
4742 with accessor function.
4743 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4744 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4745 Adjust size of input file info header.
4746 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4747 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4748 (Incremental_input_entry_reader::get_input_section): Adjust size of
4749 input file info header.
4750 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4751 of incremental info GOT entry.
4752 (Incremental_got_plt_reader::get_got_desc): Remove.
4753 (Incremental_got_plt_reader::get_got_symndx): New function.
4754 (Incremental_got_plt_reader::get_got_input_index): New function.
4755 (Sized_incremental_binary::Sized_incremental_binary): Remove
4756 file_status_; add input_objects_.
4757 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4758 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4759 (Sized_incremental_binary::file_is_unchanged): Remove.
4760 (Sized_incremental_binary::set_input_object): New function.
4761 (Sized_incremental_binary::input_object): New function.
4762 (Sized_incremental_binary::file_status_): Remove.
4763 (Sized_incremental_binary::input_objects_): New data member.
4764 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4766 (Sized_relobj_incr::invalid_address): Move to base class.
4767 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4769 (Sized_relobj_incr::do_output_section_offset): Likewise.
4770 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4771 (Sized_relobj_incr::section_offsets_): Likewise.
4772 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4774 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4775 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4776 with accessor function.
4777 (Sized_relobj_file::do_layout): Likewise.
4778 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4779 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4780 (Sized_relobj_file::compute_final_local_value): Replace refs to
4781 section_offsets_ with accessor function.
4782 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4783 * object.h (Relobj::Relobj): Initialize new data members.
4784 (Relobj::add_dyn_reloc): New function.
4785 (Relobj::first_dyn_reloc): New function.
4786 (Relobj::dyn_reloc_count): New function.
4787 (Relobj::first_dyn_reloc_): New data member.
4788 (Relobj::dyn_reloc_count_): New data member.
4789 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4791 (Sized_relobj::Address): New typedef.
4792 (Sized_relobj::invalid_address): Move here from child class.
4793 (Sized_relobj::Sized_relobj): Initialize new data members.
4794 (Sized_relobj::sized_relobj): New function.
4795 (Sized_relobj::is_output_section_offset_invalid): Move here from
4797 (Sized_relobj::get_output_section_offset): Likewise.
4798 (Sized_relobj::local_has_got_offset): Likewise.
4799 (Sized_relobj::local_got_offset): Likewise.
4800 (Sized_relobj::set_local_got_offset): Likewise.
4801 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4802 (Sized_relobj::clear_got_offsets): New function.
4803 (Sized_relobj::section_offsets): Move here from child class.
4804 (Sized_relobj::do_output_section_offset): Likewise.
4805 (Sized_relobj::do_set_section_offset): Likewise.
4806 (Sized_relobj::Local_got_offsets): Likewise.
4807 (Sized_relobj::local_got_offsets_): Likewise.
4808 (Sized_relobj::section_offsets_): Likewise.
4809 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4811 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4813 (Sized_relobj_file::sized_relobj): New function
4814 (Sized_relobj_file::local_has_got_offset): Move to base class.
4815 (Sized_relobj_file::local_got_offset): Likewise.
4816 (Sized_relobj_file::set_local_got_offset): Likewise.
4817 (Sized_relobj_file::get_output_section_offset): Likewise.
4818 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4819 (Sized_relobj_file::do_output_section_offset): Likewise.
4820 (Sized_relobj_file::do_set_section_offset): Likewise.
4821 (Sized_relobj_file::Local_got_offsets): Likewise.
4822 (Sized_relobj_file::local_got_offsets_): Likewise.
4823 (Sized_relobj_file::section_offsets_): Likewise.
4824 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4826 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4827 (Output_reloc::get_symbol_index): Likewise.
4828 (Output_reloc::local_section_offset): Likewise.
4829 (Output_reloc::get_address): Likewise.
4830 (Output_reloc::symbol_value): Likewise.
4831 (Output_data_got::reserve_slot): Move to class definition.
4832 (Output_data_got::reserve_local): New function.
4833 (Output_data_got::reserve_slot_for_global): Remove.
4834 (Output_data_got::reserve_global): New function.
4835 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4836 (all constructors, two instantiations).
4837 (Output_reloc::get_relobj): New function (two instantiations).
4838 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4839 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4840 (Output_data_reloc::add_global): Adjust type of relobj.
4841 (Output_data_reloc::add_global_relative): Likewise.
4842 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4843 (Output_data_reloc::add_local): Likewise.
4844 (Output_data_reloc::add_local_relative): Likewise.
4845 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4846 (Output_data_reloc::add_local_section): Likewise.
4847 (Output_data_reloc::add_output_section): Likewise.
4848 (Output_data_reloc::add_absolute): Likewise.
4849 (Output_data_reloc::add_target_specific): Likewise.
4850 (Output_data_got::reserve_slot): Move definition here.
4851 (Output_data_got::reserve_local): New function.
4852 (Output_data_got::reserve_global): New function.
4853 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4854 section_offsets_ with accessor function.
4855 (Sized_relobj_file::write_sections): Likewise.
4856 (Sized_relobj_file::do_relocate_sections): Likewise.
4857 * target.h (Sized_target::reserve_local_got_entry): New function.
4858 (Sized_target::reserve_global_got_entry): New function.
4859 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4860 (Target_x86_64::reserve_global_got_entry): New function.
4861 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4863 2011-05-23 Cary Coutant <ccoutant@google.com>
4865 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4866 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4867 bit when checking got_type.
4868 * incremental.cc (Sized_incremental_binary::setup_readers):
4869 Store symbol table and string table locations; initialize bit vector
4870 of file status flags.
4871 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
4873 (Sized_incremental_binary::do_process_got_plt): New function.
4874 (Sized_incremental_binary::get_symtab_view): Use stored locations.
4875 (Output_section_incremental_inputs::set_final_data_size): Record
4876 file index for each input file.
4877 (Output_section_incremental_inputs::write_got_plt): Store file index
4878 instead of input entry offset for each GOT entry.
4880 (Incremental_input_entry::Incremental_input_entry): Initialize new
4882 (Incremental_input_entry::set_offset): Store file index.
4883 (Incremental_input_entry::get_file_index): New function.
4884 (Incremental_input_entry::file_index_): New data member.
4885 (Incremental_binary::process_got_plt): New function.
4886 (Incremental_binary::do_process_got_plt): New function.
4887 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4889 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
4890 (Sized_incremental_binary::set_file_is_unchanged): New function.
4891 (Sized_incremental_binary::file_is_unchanged): New function.
4892 (Sized_incremental_binary::do_process_got_plt): New function.
4893 (Sized_incremental_binary::file_status_): New data member.
4894 (Sized_incremental_binary::main_symtab_loc_): New data member.
4895 (Sized_incremental_binary::main_strtab_loc_): New data member.
4896 * output.cc (Output_data_got::Got_entry::write): Add case
4898 (Output_data_got::add_global): Call add_got_entry.
4899 (Output_data_got::add_global_plt): Likewise.
4900 (Output_data_got::add_global_with_rel): Likewise.
4901 (Output_data_got::add_global_with_rela): Likewise.
4902 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
4903 (Output_data_got::add_global_pair_with_rela): Likewise.
4904 (Output_data_got::add_local): Call add_got_entry.
4905 (Output_data_got::add_local_plt): Likewise.
4906 (Output_data_got::add_local_with_rel): Likewise.
4907 (Output_data_got::add_local_with_rela): Likewise.
4908 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
4909 (Output_data_got::add_local_pair_with_rela): Likewise.
4910 (Output_data_got::reserve_slot): New function.
4911 (Output_data_got::reserve_slot_for_global): New function.
4912 (Output_data_got::add_got_entry): New function.
4913 (Output_data_got::add_got_entry_pair): New function.
4914 (Output_section::add_output_section_data): Edit FIXME.
4916 (Output_section_data_build::Output_section_data_build): New
4917 constructor with size parameter.
4918 (Output_data_space::Output_data_space): Likewise.
4919 (Output_data_got::Output_data_got): Initialize new data member; new
4920 constructor with size parameter.
4921 (Output_data_got::add_constant): Call add_got_entry.
4922 (Output_data_got::reserve_slot): New function.
4923 (Output_data_got::reserve_slot_for_global): New function.
4924 (class Output_data_got::Got_entry): Add RESERVED_CODE.
4925 (Output_data_got::add_got_entry): New function.
4926 (Output_data_got::add_got_entry_pair): New function.
4927 (Output_data_got::free_list_): New data member.
4928 * target.h (Sized_target::init_got_plt_for_update): New function.
4929 (Sized_target::register_global_plt_entry): New function.
4930 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4931 Initialize new data member; call init; add constructor with PLT count.
4932 (Output_data_plt_x86_64::init): New function.
4933 (Output_data_plt_x86_64::add_relocation): New function.
4934 (Output_data_plt_x86_64::reserve_slot): New function.
4935 (Output_data_plt_x86_64::free_list_): New data member.
4936 (Target_x86_64::init_got_plt_for_update): New function.
4937 (Target_x86_64::register_global_plt_entry): New function.
4938 (Output_data_plt_x86_64::add_entry): Allocate from free list for
4939 incremental updates.
4940 (Output_data_plt_x86_64::add_relocation): New function.
4941 * testsuite/object_unittest.cc (Object_test): Set default options.
4943 2011-05-16 Ian Lance Taylor <iant@google.com>
4945 * options.h (class General_options): Make -i a synonym for -r.
4947 2011-05-16 Ian Lance Taylor <iant@google.com>
4949 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
4951 2011-05-10 Cary Coutant <ccoutant@google.com>
4953 * object.cc (Sized_relobj::do_count_local_symbols): Check for
4956 2011-05-06 Ian Lance Taylor <iant@google.com>
4958 * layout.cc (Layout::layout): If the output section flags change,
4959 update the ordering.
4961 2011-04-25 Cary Coutant <ccoutant@google.com>
4963 * incremental-dump.cc (dump_incremental_inputs): Print local
4964 symbol info for each input file.
4966 (Output_section_incremental_inputs::set_final_data_size): Add local
4967 symbol info to input file entries in incremental info.
4968 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4969 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
4970 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
4971 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
4973 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
4974 (Sized_incr_relobj::do_relocate): Write the local symbols.
4975 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
4976 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
4977 Adjust size of input file header.
4978 (Incremental_inputs_reader::get_local_symbol_offset): New function.
4979 (Incremental_inputs_reader::get_local_symbol_count): New function.
4980 (Incremental_inputs_reader::get_input_section): Adjust size of input
4982 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
4983 (Sized_incr_relobj::This): New typedef.
4984 (Sized_incr_relobj::sym_size): New const data member.
4985 (Sized_incr_relobj::Local_symbol): New struct.
4986 (Sized_incr_relobj::do_output_local_symbol_count): New function.
4987 (Sized_incr_relobj::do_local_symbol_offset): New function.
4988 (Sized_incr_relobj::local_symbol_count_): New data member.
4989 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
4990 (Sized_incr_relobj::local_symbol_index_): New data member.
4991 (Sized_incr_relobj::local_symbol_offset_): New data member.
4992 (Sized_incr_relobj::local_dynsym_offset_): New data member.
4993 (Sized_incr_relobj::local_symbols_): New data member.
4994 * object.h (Relobj::output_local_symbol_count): New function.
4995 (Relobj::local_symbol_offset): New function.
4996 (Relobj::do_output_local_symbol_count): New function.
4997 (Relobj::do_local_symbol_offset): New function.
4998 (Sized_relobj::do_output_local_symbol_count): New function.
4999 (Sized_relobj::do_local_symbol_offset): New function.
5001 2011-04-22 Vladimir Simonov <sv@sw.ru>
5003 * descriptors.cc (set_close_on_exec): New function.
5004 (Descriptors::open): Use set_close_on_exec.
5005 * output.cc (S_ISLNK): Define if not defined.
5007 2011-04-22 Cary Coutant <ccoutant@google.com>
5009 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5011 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5012 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5013 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5015 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5016 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5017 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5019 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5021 (Incremental_binary::apply_incremental_relocs): New function.
5022 (Incremental_binary::do_apply_incremental_relocs): New function.
5023 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5025 (Sized_incremental_binary::add_global_symbol): New function.
5026 (Sized_incremental_binary::global_symbol): New function.
5027 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5028 (Sized_incremental_binary::symbol_map_): New data member.
5029 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5030 * target.h (Sized_target::apply_relocation): New function.
5031 * target-reloc.h (apply_relocation): New function.
5032 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5034 2011-04-22 Doug Kwan <dougkwan@google.com>
5036 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5037 flag of a SHT_ARM_EXIDX section.
5038 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5039 * testsuite/Makefile.in: Regenerate.
5040 * testsuite/arm_exidx_test.s: New file.
5041 * testsuite/arm_exidx_test.sh: Same.
5043 2011-04-20 Cary Coutant <ccoutant@google.com>
5046 * archive.h (Incremental_archive_entry::Archive_member):
5047 Initialize arg_serial_ (second constructor).
5049 2011-04-17 Ian Lance Taylor <iant@google.com>
5051 * object.cc (Relocate_info::location): Simplify location string.
5052 * errors.cc (Errors::error_at_location): Don't print program
5054 (Errors::warning_at_location): Likewise.
5055 (Errors::undefined_symbol): Likewise.
5056 * testsuite/debug_msg.sh: Update accordingly.
5058 2011-04-14 Cary Coutant <ccoutant@google.com>
5060 * gold/layout.cc (Layout::symtab_section_offset): New function.
5061 * gold/layout.h (Layout::symtab_section_offset): New function.
5062 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5064 2011-04-12 Ian Lance Taylor <iant@google.com>
5066 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5067 with MREMAP_MAYMOVE.
5068 * output.h (class Output_file): Add map_is_allocated_ field.
5069 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5070 not available, provide stubs. If mremap is not available, #define
5072 (MREMAP_MAYMOVE): Define if not defined.
5073 (Output_file::Output_file): Initialize map_is_allocated_.
5074 (Output_file::resize): Check map_is_allocated_.
5075 (Output_file::map_anonymous): If mmap fails, use malloc.
5076 (Output_file::unmap): Don't do anything for an anonymous map.
5077 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5078 is not available, provide stubs.
5079 (File_read::View::~View): Use free rather than delete[].
5080 (File_read::make_view): Use malloc rather than new[]. If mmap
5082 (File_read::find_or_make_view): Use malloc rather than new[].
5083 * gold.h: Remove HAVE_REMAP code.
5084 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5085 exists. Rename mremap to gold_mremap. If mmap is not available
5087 * configure, config.in: Rebuild.
5089 2011-04-11 Ian Lance Taylor <iant@google.com>
5091 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5092 initialize local variable v.
5094 2011-04-11 Cary Coutant <ccoutant@google.com>
5096 * archive.cc (Archive::include_member): Adjust call to
5098 (Add_archive_symbols::run): Track argument serial numbers.
5099 (Lib_group::include_member): Likewise.
5100 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5101 * archive.h (Incremental_archive_entry::Archive_member):
5102 Initialize arg_serial_.
5103 (Archive_member::arg_serial_): New data member.
5104 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5105 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5107 (Sized_dynobj::do_for_all_local_got_entries): New function.
5108 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5110 * fileread.cc (get_mtime): New function.
5111 * fileread.h (get_mtime): New function.
5112 * gold.cc (queue_initial_tasks): Check for incremental update.
5113 (process_incremental_input): New function.
5114 (queue_middle_tasks): Don't force valid target for incremental
5116 * incremental-dump.cc (find_input_containing_global): Adjust
5117 size of symbol info entry.
5118 (dump_incremental_inputs): Dump argument serial number and
5119 in_system_directory flag; bias shndx by 1; print symbol names
5120 when dumping per-file symbol lists; use new symbol info readers.
5122 (Output_section_incremental_inputs:update_data_size): New function.
5123 (Sized_incremental_binary::setup_readers): Setup input readers
5124 for each input file; build maps for files added from libraries
5126 (Sized_incremental_binary::check_input_args): New function.
5127 (Sized_incremental_binary::do_check_inputs): Build map of argument
5128 serial numbers to input arguments.
5129 (Sized_incremental_binary::do_file_has_changed): Rename
5130 do_file_is_unchanged to this; compare file modification times.
5131 (Sized_incremental_binary::do_init_layout): New function.
5132 (Sized_incremental_binary::do_reserve_layout): New function.
5133 (Sized_incremental_binary::do_get_input_reader): Remove.
5134 (Sized_incremental_binary::get_symtab_view): New function.
5135 (Incremental_checker::can_incrementally_link_output_file): Remove.
5136 (Incremental_inputs::report_command_line): Exclude --debug options.
5137 (Incremental_inputs::report_archive_begin): Add parameter; track
5138 argument serial numbers; don't put input file entry for archive
5139 before archive members.
5140 (Incremental_inputs::report_archive_end): Put input file entry
5141 for archive after archive members.
5142 (Incremental_inputs::report_object): Add parameter; track argument
5143 serial numbers and in_system_directory flag.
5144 (Incremental_inputs::report_script): Add parameter; track argument
5146 (Output_section_incremental_inputs::set_final_data_size): Adjust
5147 size of symbol info entry; check for forwarding symbols.
5148 (Output_section_incremental_inputs::write_input_files): Write
5149 in_system_directory flag and argument serial number.
5150 (Output_section_incremental_inputs::write_info_blocks): Map section
5151 indices between incremental info and original input file; store
5152 input section index for each symbol.
5153 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5154 change operator() to visit().
5155 (class Global_got_offset_visitor): Likewise.
5156 (class Global_symbol_visitor_got_plt):
5157 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5159 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5160 (Sized_incr_relobj::do_read_symbols): New function.
5161 (Sized_incr_relobj::do_layout): New function.
5162 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5163 (Sized_incr_relobj::do_add_symbols): New function.
5164 (Sized_incr_relobj::do_should_include_member): New function.
5165 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5166 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5167 (Sized_incr_relobj::do_section_size): New function.
5168 (Sized_incr_relobj::do_section_name): New function.
5169 (Sized_incr_relobj::do_section_contents): New function.
5170 (Sized_incr_relobj::do_section_flags): New function.
5171 (Sized_incr_relobj::do_section_entsize): New function.
5172 (Sized_incr_relobj::do_section_address): New function.
5173 (Sized_incr_relobj::do_section_type): New function.
5174 (Sized_incr_relobj::do_section_link): New function.
5175 (Sized_incr_relobj::do_section_info): New function.
5176 (Sized_incr_relobj::do_section_addralign): New function.
5177 (Sized_incr_relobj::do_initialize_xindex): New function.
5178 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5179 (Sized_incr_relobj::do_read_relocs): New function.
5180 (Sized_incr_relobj::do_gc_process_relocs): New function.
5181 (Sized_incr_relobj::do_scan_relocs): New function.
5182 (Sized_incr_relobj::do_count_local_symbols): New function.
5183 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5184 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5185 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5186 (Sized_incr_relobj::do_relocate): New function.
5187 (Sized_incr_relobj::do_set_section_offset): New function.
5188 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5189 (Sized_incr_dynobj::do_read_symbols): New function.
5190 (Sized_incr_dynobj::do_layout): New function.
5191 (Sized_incr_dynobj::do_add_symbols): New function.
5192 (Sized_incr_dynobj::do_should_include_member): New function.
5193 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5194 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5195 (Sized_incr_dynobj::do_section_size): New function.
5196 (Sized_incr_dynobj::do_section_name): New function.
5197 (Sized_incr_dynobj::do_section_contents): New function.
5198 (Sized_incr_dynobj::do_section_flags): New function.
5199 (Sized_incr_dynobj::do_section_entsize): New function.
5200 (Sized_incr_dynobj::do_section_address): New function.
5201 (Sized_incr_dynobj::do_section_type): New function.
5202 (Sized_incr_dynobj::do_section_link): New function.
5203 (Sized_incr_dynobj::do_section_info): New function.
5204 (Sized_incr_dynobj::do_section_addralign): New function.
5205 (Sized_incr_dynobj::do_initialize_xindex): New function.
5206 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5207 (make_sized_incremental_object): New function.
5208 (Incremental_library::copy_unused_symbols): New function.
5209 (Incremental_library::do_for_all_unused_symbols): New function.
5210 * incremental.h (enum Incremental_input_flags): New type.
5211 (class Incremental_checker): Remove.
5212 (Incremental_input_entry::Incremental_input_entry): Add argument
5214 (Incremental_input_entry::arg_serial): New function.
5215 (Incremental_input_entry::set_is_in_system_directory): New function.
5216 (Incremental_input_entry::is_in_system_directory): New function.
5217 (Incremental_input_entry::arg_serial_): New data member.
5218 (Incremental_input_entry::is_in_system_directory_): New data member.
5219 (class Script_info): Move here from script.h.
5220 (Script_info::Script_info): Add filename parameter.
5221 (Script_info::filename): New function.
5222 (Script_info::filename_): New data member.
5223 (Incremental_script_entry::Incremental_script_entry): Add argument
5225 (Incremental_object_entry::Incremental_object_entry): Likewise.
5226 (Incremental_object_entry::add_input_section): Build list of input
5227 sections with map to original shndx.
5228 (Incremental_object_entry::get_input_section_index): New function.
5229 (Incremental_object_entry::shndx_): New data member.
5230 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5231 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5232 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5234 (Incremental_inputs::report_archive_begin): Likewise.
5235 (Incremental_inputs::report_object): Likewise.
5236 (Incremental_inputs::report_script): Likewise.
5237 (class Incremental_global_symbol_reader): New class.
5238 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5239 and store flags and input file type.
5240 (Incremental_input_entry_reader::arg_serial): New function.
5241 (Incremental_input_entry_reader::type): Extract type from flags.
5242 (Incremental_input_entry_reader::is_in_system_directory): New function.
5243 (Incremental_input_entry_reader::get_input_section_count): Call
5244 accessor function for type.
5245 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5246 function for type; adjust size of global symbol entry.
5247 (Incremental_input_entry_reader::get_global_symbol_count): Call
5248 accessor function for type.
5249 (Incremental_input_entry_reader::get_object_count): Likewise.
5250 (Incremental_input_entry_reader::get_object_offset): Likewise.
5251 (Incremental_input_entry_reader::get_member_count): Likewise.
5252 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5253 (Incremental_input_entry_reader::get_member_offset): Likewise.
5254 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5255 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5256 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5257 (Incremental_input_entry_reader::get_global_symbol_reader): New
5259 (Incremental_input_entry_reader::get_output_symbol_index): New
5261 (Incremental_input_entry_reader::type_): Remove.
5262 (Incremental_input_entry_reader::flags_): New data member.
5263 (Incremental_inputs_reader::input_file_offset): New function.
5264 (Incremental_inputs_reader::input_file_index): New function.
5265 (Incremental_inputs_reader::input_file): Call input_file_offset.
5266 (Incremental_inputs_reader::input_file_at_offset): New function.
5267 (Incremental_relocs_reader::get_r_type): Reformat.
5268 (Incremental_relocs_reader::get_r_shndx): Reformat.
5269 (Incremental_relocs_reader::get_r_offset): Reformat.
5270 (Incremental_relocs_reader::data): New function.
5271 (Incremental_binary::Incremental_binary): Initialize new data members.
5272 (Incremental_binary::check_inputs): Add cmdline parameter.
5273 (Incremental_binary::file_is_unchanged): Remove.
5274 (Input_reader::arg_serial): New function.
5275 (Input_reader::get_unused_symbol_count): New function.
5276 (Input_reader::get_unused_symbol): New function.
5277 (Input_reader::do_arg_serial): New function.
5278 (Input_reader::do_get_unused_symbol_count): New function.
5279 (Input_reader::do_get_unused_symbol): New function.
5280 (Incremental_binary::input_file_count): New function.
5281 (Incremental_binary::get_input_reader): Change signature to use
5282 index instead of filename.
5283 (Incremental_binary::file_has_changed): New function.
5284 (Incremental_binary::get_input_argument): New function.
5285 (Incremental_binary::get_library): New function.
5286 (Incremental_binary::get_script_info): New function.
5287 (Incremental_binary::init_layout): New function.
5288 (Incremental_binary::reserve_layout): New function.
5289 (Incremental_binary::output_file): New function.
5290 (Incremental_binary::do_check_inputs): New function.
5291 (Incremental_binary::do_file_is_unchanged): Remove.
5292 (Incremental_binary::do_file_has_changed): New function.
5293 (Incremental_binary::do_init_layout): New function.
5294 (Incremental_binary::do_reserve_layout): New function.
5295 (Incremental_binary::do_input_file_count): New function.
5296 (Incremental_binary::do_get_input_reader): Change signature.
5297 (Incremental_binary::input_args_map_): New data member.
5298 (Incremental_binary::library_map_): New data member.
5299 (Incremental_binary::script_map_): New data member.
5300 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5302 (Sized_incremental_binary::output_section): New function.
5303 (Sized_incremental_binary::inputs_reader): Add const.
5304 (Sized_incremental_binary::symtab_reader): Add const.
5305 (Sized_incremental_binary::relocs_reader): Add const.
5306 (Sized_incremental_binary::got_plt_reader): Add const.
5307 (Sized_incremental_binary::get_symtab_view): New function.
5308 (Sized_incremental_binary::Inputs_reader): New typedef.
5309 (Sized_incremental_binary::Input_entry_reader): New typedef.
5310 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5311 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5312 (Sized_incremental_binary::do_file_has_changed): New function.
5313 (Sized_incremental_binary::do_init_layout): New function.
5314 (Sized_incremental_binary::do_reserve_layout): New function.
5315 (Sized_input_reader::Inputs_reader): Remove.
5316 (Sized_input_reader::Input_entry_reader): Remove.
5317 (Sized_input_reader::do_arg_serial): New function.
5318 (Sized_input_reader::do_get_unused_symbol_count): New function.
5319 (Sized_input_reader::do_get_unused_symbol): New function.
5320 (Sized_incremental_binary::do_input_file_count): New function.
5321 (Sized_incremental_binary::do_get_input_reader): Change signature;
5322 use index instead of filename.
5323 (Sized_incremental_binary::section_map_): New data member.
5324 (Sized_incremental_binary::input_entry_readers_): New data member.
5325 (class Sized_incr_relobj): New class.
5326 (class Sized_incr_dynobj): New class.
5327 (make_sized_incremental_object): New function.
5328 (class Incremental_library): New class.
5329 * layout.cc (Free_list::num_lists): New static data member.
5330 (Free_list::num_nodes): New static data member.
5331 (Free_list::num_removes): New static data member.
5332 (Free_list::num_remove_visits): New static data member.
5333 (Free_list::num_allocates): New static data member.
5334 (Free_list::num_allocate_visits): New static data member.
5335 (Free_list::init): New function.
5336 (Free_list::remove): New function.
5337 (Free_list::allocate): New function.
5338 (Free_list::dump): New function.
5339 (Free_list::print_stats): New function.
5340 (Layout_task_runner::run): Resize output file for incremental updates.
5341 (Layout::Layout): Initialize new data members.
5342 (Layout::set_incremental_base): New function.
5343 (Layout::init_fixed_output_section): New function.
5344 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5345 incremental updates.
5346 (Layout::create_gold_note): Do not create gold note section for
5347 incremental updates.
5348 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5349 for incremental updates.
5350 (Layout::set_section_offsets): For incremental updates, allocate space
5352 (Layout::create_symtab_sections): Layout with offsets relative to
5353 start of section; for incremental updates, allocate space from free
5355 (Layout::create_shdrs): For incremental updates, allocate space from
5357 (Layout::finish_dynamic_section): For incremental updates, do not
5358 check --as-needed (fixed in subsequent patch).
5359 * layout.h (class Free_list): New class.
5360 (Layout::set_incremental_base): New function.
5361 (Layout::incremental_base): New function.
5362 (Layout::init_fixed_output_section): New function.
5363 (Layout::allocate): New function.
5364 (Layout::incremental_base_): New data member.
5365 (Layout::free_list_): New data member.
5366 * main.cc (main): Print Free_list statistics.
5367 * object.cc (Relobj::finalize_incremental_relocs): Add
5368 clear_counts parameter; clear counts only when clear_counts is set.
5369 (Sized_relobj::Sized_relobj): Initialize new base class.
5370 (Sized_relobj::do_layout): Don't report special sections.
5371 (Sized_relobj::do_for_all_local_got_entries): New function.
5372 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5373 symtab_off to all symbol table offsets.
5374 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5375 * object.h (class Got_offset_list): Move to top of file.
5376 (Object::Object): Allow case where input_file == NULL.
5377 (Object::~Object): Likewise.
5378 (Object::input_file): Assert that input_file != NULL.
5379 (Object::lock): Allow case where input_file == NULL.
5380 (Object::unlock): Likewise.
5381 (Object::is_locked): Likewise.
5382 (Object::token): Likewise.
5383 (Object::release): Likewise.
5384 (Object::is_incremental): New function.
5385 (Object::get_mtime): New function.
5386 (Object::for_all_local_got_entries): New function.
5387 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5388 (Object::set_is_in_system_directory): New function.
5389 (Object::is_in_system_directory): New function.
5390 (Object::do_is_incremental): New function.
5391 (Object::do_get_mtime): New function.
5392 (Object::do_for_all_local_got_entries): New function.
5393 (Object::is_in_system_directory_): New data member.
5394 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5395 (class Sized_relobj_base): New class.
5396 (class Sized_relobj): Derive from Sized_relobj_base.
5397 (class Sized_relobj::Symbols): Redeclare from base class.
5398 (class Sized_relobj::local_got_offset_list): Remove.
5399 (class Sized_relobj::Output_sections): Redeclare from base class.
5400 (class Sized_relobj::do_for_all_local_got_entries): New function.
5401 (class Sized_relobj::write_local_symbols): Add offset parameter.
5402 (class Sized_relobj::local_symbol_offset_): Update comment.
5403 (class Sized_relobj::local_dynsym_offset_): Update comment.
5404 * options.cc (Input_arguments::add_file): Remove const.
5405 * options.h (Input_file_argument::Input_file_argument):
5406 Initialize arg_serial_ (all constructors).
5407 (Input_file_argument::set_arg_serial): New function.
5408 (Input_file_argument::arg_serial): New function.
5409 (Input_file_argument::arg_serial_): New data member.
5410 (Input_arguments::Input_arguments): Initialize file_count_.
5411 (Input_arguments::add_file): Remove const.
5412 (Input_arguments::number_of_input_files): New function.
5413 (Input_arguments::file_count_): New data member.
5414 (Command_line::number_of_input_files): Call
5415 Input_arguments::number_of_input_files.
5416 * output.cc (Output_segment_headers::Output_segment_headers):
5418 (Output_section::Input_section::current_data_size): New function.
5419 (Output_section::Output_section): Initialize new data members.
5420 (Output_section::add_input_section): Don't do merge sections for
5421 an incremental link; allocate space from free list for an
5423 (Output_section::add_output_section_data): Allocate space from
5424 free list for an incremental update.
5425 (Output_section::update_data_size): New function.
5426 (Output_section::set_fixed_layout): New function.
5427 (Output_section::reserve): New function.
5428 (Output_segment::set_section_addresses): Remove const.
5429 (Output_segment::set_section_list_addresses): Remove const; allocate
5430 space from free list for an incremental update.
5431 (Output_segment::set_offset): Adjust size of RELRO segment for an
5433 * output.h (Output_data::current_data_size): Move here from
5435 (Output_data::pre_finalize_data_size): New function.
5436 (Output_data::update_data_size): New function.
5437 (Output_section_headers::update_data_size): new function.
5438 (Output_section_data_build::current_data_size): Move to Output_data.
5439 (Output_data_strtab::update_data_size): New function.
5440 (Output_section::current_data_size): Move to Output_data.
5441 (Output_section::set_fixed_layout): New function.
5442 (Output_section::has_fixed_layout): New function.
5443 (Output_section::reserve): New function.
5444 (Output_section::update_data_size): New function.
5445 (Output_section::has_fixed_layout_): New data member.
5446 (Output_section::free_list_): New data member.
5447 (Output_segment::set_section_addresses): Remove const.
5448 (Output_segment::set_section_list_addresses): Remove const.
5449 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5451 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5453 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5454 parameter when calling Add_symbols constructor; store argument
5455 serial number for members of a lib group.
5456 (Add_symbols::locks): Allow case where token == NULL.
5457 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5458 (Read_member::~Read_member): New function.
5459 (Read_member::is_runnable): New function.
5460 (Read_member::locks): New function.
5461 (Read_member::run): New function.
5462 (Check_script::~Check_script): New function.
5463 (Check_script::is_runnable): New function.
5464 (Check_script::locks): New function.
5465 (Check_script::run): New function.
5466 (Check_library::~Check_library): New function.
5467 (Check_library::is_runnable): New function.
5468 (Check_library::locks): New function.
5469 (Check_library::run): New function.
5470 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5471 (Add_symbols::library_): New data member.
5472 (class Read_member): New class.
5473 (class Check_script): New class.
5474 (class Check_library): New class.
5475 * reloc.cc (Read_relocs::is_runnable): Allow case where
5477 (Read_relocs::locks): Likewise.
5478 (Scan_relocs::locks): Likewise.
5479 (Relocate_task::locks): Likewise.
5480 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5482 (Sized_relobj::incremental_relocs_scan): Fix comment.
5483 (Sized_relobj::do_relocate): Pass output file offset to
5484 write_local_symbols.
5485 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5486 from class declaration.
5487 * script.cc (read_input_script): Allocate Script_info; pass
5488 argument serial number to report_script.
5489 * script.h (class Script_info): Move to incremental.h.
5490 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5491 * symtab.h (Symbol_table::add_from_incrobj): New function.
5492 (Symbol_table::set_file_offset): New function.
5494 2011-04-05 Cary Coutant <ccoutant@google.com>
5496 * incremental-dump.cc (dump_incremental_inputs): Change signature
5497 to take a Sized_incremental_binary; change caller. Use readers
5498 in Sized_incremental_binary.
5500 (Sized_incremental_binary::find_incremental_inputs_sections):
5501 Rename do_find_incremental_inputs_sections to this.
5502 (Sized_incremental_binary::setup_readers): New function.
5503 (Sized_incremental_binary::do_check_inputs): Check
5504 has_incremental_info_ flag; move setup code to setup_readers;
5506 (Sized_incremental_binary::do_file_is_unchanged): New function.
5507 (Sized_incremental_binary::do_get_input_reader): New function.
5508 * incremental.h (class Incremental_binary): Move to end of file.
5509 (Incremental_binary::file_is_unchanged): New function.
5510 (Incremental_binary::do_file_is_unchanged): New function.
5511 (Incremental_binary::Input_reader): New class.
5512 (Incremental_binary::get_input_reader): New function.
5513 (class Sized_incremental_binary): Move to end of file.
5514 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5515 input section reader classes.
5516 (Sized_incremental_binary::has_incremental_info): New function.
5517 (Sized_incremental_binary::inputs_reader): New function.
5518 (Sized_incremental_binary::symtab_reader): New function.
5519 (Sized_incremental_binary::relocs_reader): New function.
5520 (Sized_incremental_binary::got_plt_reader): New function.
5521 (Sized_incremental_binary::do_file_is_unchanged): New function.
5522 (Sized_incremental_binary::Sized_input_reader): New class.
5523 (Sized_incremental_binary::get_input_reader): New function.
5524 (Sized_incremental_binary::find_incremental_inputs_sections):
5525 Rename do_find_incremental_inputs_sections to this.
5526 (Sized_incremental_binary::setup_readers): New function.
5527 (Sized_incremental_binary::has_incremental_info_): New data member.
5528 (Sized_incremental_binary::inputs_reader_): New data member.
5529 (Sized_incremental_binary::symtab_reader_): New data member.
5530 (Sized_incremental_binary::relocs_reader_): New data member.
5531 (Sized_incremental_binary::got_plt_reader_): New data member.
5532 (Sized_incremental_binary::current_input_file_): New data member.
5534 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5537 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5540 2011-03-30 Cary Coutant <ccoutant@google.com>
5542 * archive.cc (Archive::include_member): Adjust call to report_object.
5543 (Add_archive_symbols::run): Add script_info to call to
5544 report_archive_begin.
5545 (Lib_group::include_member): Adjust call to report_object.
5546 (Add_lib_group_symbols::run): Adjust call to report_object.
5547 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5548 blocks. Add object count for script input files.
5549 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5550 script_info parameter; change all callers.
5551 (Incremental_inputs::report_object): Add script_info parameter;
5553 (Incremental_inputs::report_script): Store backpointer to
5554 incremental info entry.
5555 (Output_section_incremental_inputs::set_final_data_size): Record
5556 additional information for scripts.
5557 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5558 * incremental.h (Incremental_script_entry::add_object): New function.
5559 (Incremental_script_entry::get_object_count): New function.
5560 (Incremental_script_entry::get_object): New function.
5561 (Incremental_script_entry::objects_): New data member; adjust
5563 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5564 (Incremental_inputs::report_object): Add script_info parameter.
5565 (Incremental_inputs_reader::get_object_count): New function.
5566 (Incremental_inputs_reader::get_object_offset): New function.
5567 * options.cc (Input_arguments::add_file): Return reference to
5569 * options.h (Input_argument::set_script_info): New function.
5570 (Input_argument::script_info): New function.
5571 (Input_argument::script_info_): New data member; adjust all
5573 (Input_file_group::add_file): Return reference to new input argument.
5574 (Input_file_lib::add_file): Likewise.
5575 (Input_arguments::add_file): Likewise.
5576 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5577 * script.cc (Parser_closure::Parser_closure): Add script_info
5578 parameter; adjust all callers.
5579 (Parser_closure::script_info): New function.
5580 (Parser_closure::script_info_): New data member.
5581 (read_input_script): Report scripts earlier to incremental info.
5582 (script_add_file): Set script_info in Input_argument.
5583 (script_add_library): Likewise.
5584 * script.h (Script_options::Script_info): Rewrite class.
5586 2011-03-29 Cary Coutant <ccoutant@google.com>
5588 * archive.cc (Library_base::should_include_member): Move
5589 method here from class Archive.
5590 (Archive::Archive): Initialize base class.
5591 (Archive::should_include_member): Move to base class.
5592 (Archive::do_for_all_unused_symbols): New function.
5593 (Add_archive_symbols::run): Remove redundant access to
5595 (Lib_group::Lib_group): Initialize base class.
5596 (Lib_group::do_filename): New function.
5597 (Lib_group::include_member): Pass pointer to Lib_group to
5599 (Lib_group::do_for_all_unused_symbols): New function.
5600 (Add_lib_group_symbols::run): Report archive information for
5602 * archive.h (class Library_base): New base class.
5603 (class Archive): Derive from Library_base.
5604 (Archive::filename): Move to base class.
5605 (Archive::set_incremental_info): Likewise.
5606 (Archive::incremental_info): Likewise.
5607 (Archive::Should_include): Likewise.
5608 (Archive::should_include_member): Likewise.
5609 (Archive::Armap_entry): Remove.
5610 (Archive::Unused_symbol_iterator): Remove.
5611 (Archive::unused_symbols_begin): Remove.
5612 (Archive::unused_symbols_end): Remove.
5613 (Archive::do_filename): New function.
5614 (Archive::do_get_mtime): New function.
5615 (Archive::do_for_all_unused_symbols): New function.
5616 (Archive::task_): Move to base class.
5617 (Archive::incremental_info_): Likewise.
5618 (class Lib_group): Derive from Library_base.
5619 (Lib_group::do_filename): New function.
5620 (Lib_group::do_get_mtime): New function.
5621 (Lib_group::do_for_all_unused_symbols): New function.
5622 (Lib_group::task_): Move to base class.
5623 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5625 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5627 * incremental.cc (Incremental_inputs::report_archive_begin):
5628 Use Library_base; call library's get_mtime; add incremental inputs
5629 entry before members.
5630 (class Unused_symbol_visitor): New class.
5631 (Incremental_inputs::report_archive_end): Use Library_base; use
5632 visitor class to record unused symbols; don't add incremental inputs
5633 entry after members.
5634 (Incremental_inputs::report_object): Use Library_base.
5636 (Incremental_archive_entry::Incremental_archive_entry): Remove
5637 unused Archive parameter.
5638 (Incremental_inputs::report_archive_begin): Use Library_base.
5639 (Incremental_inputs::report_archive_end): Likewise.
5640 (Incremental_inputs::report_object): Likewise.
5641 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5643 * object.h (Object::for_all_global_symbols): New function.
5644 (Object::do_for_all_global_symbols): New function.
5645 (Sized_relobj::do_for_all_global_symbols): New function.
5646 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5648 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5651 2011-03-27 Ian Lance Taylor <iant@google.com>
5653 * archive.cc (Archive::interpret_header): Return -1 if something
5654 goes wrong. Change callers accordingly.
5656 2011-03-25 Cary Coutant <ccoutant@google.com>
5658 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5659 * testsuite/Makefile.in: Regenerate.
5661 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5663 * plugin.cc (get_view): New.
5664 (Plugin::load): Pass get_view to the plugin.
5665 (Plugin_manager::get_view): New.
5667 2011-03-21 Ian Lance Taylor <iant@google.com>
5669 * testsuite/final_layout.sh: Rewrite to not use dc.
5670 * testsuite/relro_test.sh: Fail if dc is not present.
5672 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5674 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5676 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5677 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5679 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5680 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5682 2011-03-14 Ian Lance Taylor <iant@google.com>
5684 * script-sections.cc (Sort_output_sections::script_compare):
5685 Rename from is_before, change return type.
5686 (Sort_output_sections::operator()): Adjust accordingly.
5688 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5691 * testsuite/odr_violation2.cc: Add comment to make all error line
5692 numbers double digits.
5693 * testsuite/debug_msg.sh: Adjust expected errors.
5695 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5697 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5698 but mark earlier ones as non-canonical
5699 (offset_to_iterator): Update search target and example
5700 (do_addr2line): Return extra lines in a vector*
5701 (format_file_lineno): Extract from do_addr2line
5702 (one_addr2line): Add vector* out-param
5703 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5704 when a lineno entry appeared last for its instruction
5705 (Dwarf_line_info): Add vector* out-param
5706 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5707 * symtab.cc (Odr_violation_compare): Include the lineno in the
5709 (linenos_from_loc): New. Combine the canonical line for an
5710 address with its other lines.
5711 (True_if_intersect): New. Helper functor to make
5712 std::set_intersection a query.
5713 (detect_odr_violations): Compare sets of lines instead of just
5714 one line for each function. This became less deterministic, but
5715 has fewer false positives.
5716 * symtab.h: Declarations.
5717 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5718 mix an optimized and non-optimized object in the same binary
5719 (odr_violation2.so): Same.
5720 * testsuite/Makefile.in: Regenerate from Makefile.am.
5721 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5722 * testsuite/debug_msg.sh: Update line numbers and add
5724 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5725 non-optimized context.
5726 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5727 isn't inlined, and use OdrDerived in an optimized context.
5728 * testsuite/odr_header1.h: Defines OdrDerived, where
5729 optimization will change the
5730 first-instruction-in-the-destructor's file and line number.
5731 * testsuite/odr_header2.h: Defines OdrBase.
5733 2011-03-09 Ian Lance Taylor <iant@google.com>
5735 * fileread.cc (File_read::clear_views): Don't delete the whole
5738 2011-03-08 Ian Lance Taylor <iant@google.com>
5741 * fileread.cc: #include <climits>.
5742 (GOLD_IOV_MAX): Define.
5743 (File_read::read_multiple): Limit number of entries by iov_max.
5744 * fileread.h (class File_read): Always set max_readv_entries to
5747 2011-03-07 Ian Lance Taylor <iant@google.com>
5750 * options.h (class General_options): Add -dy and -dn.
5752 2011-03-02 Cary Coutant <ccoutant@google.com>
5754 * testsuite/script_test_9.t: Add TLS segment.
5756 2011-03-02 Simon Baldwin <simonb@google.com>
5758 * configure.ac: Add check for gnu_indirect_function support in
5759 the toolchain building binutils.
5760 * configure: Rebuild.
5762 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5764 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5765 plugin only symbols.
5766 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5767 in plugin files as not needed in the symbol table.
5769 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5771 * output.cc (Output_section::add_input_section): Delay fill
5772 generation for section ordering.
5774 2011-02-09 Ian Lance Taylor <iant@google.com>
5777 * object.h (class Sized_relobj): Remove clear_local_symbols.
5778 * reloc.cc (Sized_relobj::do_relocate): Don't call
5779 clear_local_symbols.
5781 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5783 * plugin.cc (is_visible_from_outside): Return true for symbols
5786 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5788 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5791 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5793 * icf.h (is_section_foldable_candidate): Change type of parameter
5795 * icf.cc (Icf::find_identical_sections): Change type of local variable
5796 section_name to be std::string.
5797 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5799 2011-01-25 Ian Lance Taylor <iant@google.com>
5801 * script.cc (script_add_extern): Rewrite to use
5802 add_symbol_reference.
5804 2011-01-25 Doug Kwan <dougkwan@google.com>
5806 * icf.cc (get_section_contents): Always lock section's object.
5808 2011-01-24 Ian Lance Taylor <iant@google.com>
5810 * options.h (class General_options): Accept
5811 --no-detect-odr-violations.
5813 2011-01-24 Ian Lance Taylor <iant@google.com>
5815 * version.cc (version_string): Bump to 1.11.
5817 2011-01-24 Ian Lance Taylor <iant@google.com>
5819 * plugin.cc (class Plugin_rescan): Define new class.
5820 (Plugin_manager::claim_file): Set any_claimed_.
5821 (Plugin_manager::save_archive): New function.
5822 (Plugin_manager::save_input_group): New function.
5823 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5825 (Plugin_manager::new_undefined_symbol): New function.
5826 (Plugin_manager::rescan): New function.
5827 (Plugin_manager::rescannable_defines): New function.
5828 (Plugin_manager::add_input_file): Set any_added_.
5829 * plugin.h (class Plugin_manager): define new fields rescannable_,
5830 undefined_symbols_, any_claimed_, and any_added_. Declare
5831 Plugin_rescan as friend. Declare new functions.
5832 (Plugin_manager::Rescannable): Define type.
5833 (Plugin_manager::Rescannable_list): Define type.
5834 (Plugin_manager::Undefined_symbol_list): Define type.
5835 (Plugin_manager::Plugin_manager): Initialize new fields.
5836 * archive.cc (Archive::defines_symbol): New function.
5837 (Add_archive_symbols::run): Pass archive to plugins if any.
5838 * archive.h (class Archive): Declare defines_symbol.
5839 * readsyms.cc (Input_group::~Input_group): New function.
5840 (Finish_group::run): Pass input_group to plugins if any.
5841 * readsyms.h (class Input_group): Declare destructor.
5842 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5845 2011-01-10 Ian Lance Taylor <iant@google.com>
5847 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5849 (Layout::set_segment_offsets): Reset increase_relro before calling
5850 set_section_addresses a second time.
5852 2011-01-04 Cary Coutant <ccoutant@google.com>
5854 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5855 sections before NOBITS sections.
5857 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5859 * version.cc (print_version): Update copyright to 2011.
5861 2010-12-23 Cary Coutant <ccoutant@google.com>
5863 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5864 of OS to this->add. Add OD parameter to second form of the function.
5866 2010-12-20 Ian Lance Taylor <iant@google.com>
5868 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
5869 second of two consecutive entries with same offset.
5871 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5873 * testsuite/Makefile.am (ifuncmain2static_LDADD)
5874 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
5875 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
5876 to avoid unneeded links against $(LDADD).
5877 * testsuite/Makefile.in: Regenerate.
5879 2010-12-15 Ian Lance Taylor <iant@google.com>
5882 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
5883 for R_X86_64_32 and R_X86_64_PC32.
5884 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
5885 ver_matching_def_pic.o.
5886 (ver_matching_def_pic.o): New target.
5888 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5890 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
5891 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
5892 Move definition before File_read::View member definitions.
5893 (File_read::View::~View): Initialize and hold lock before
5894 updating current_mapped_bytes.
5896 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5898 * dwarf_reader.cc: Remove outdated comment.
5899 * gold-threads.cc: Fix typo in error message.
5900 * archive.cc: Fix typos in comments.
5901 * archive.h: Likewise.
5902 * arm-reloc-property.cc: Likewise.
5903 * arm-reloc-property.h: Likewise.
5904 * arm-reloc.def: Likewise.
5906 * attributes.h: Likewise.
5907 * cref.cc: Likewise.
5908 * ehframe.cc: Likewise.
5909 * fileread.h: Likewise.
5911 * i386.cc: Likewise.
5913 * incremental.h: Likewise.
5914 * int_encoding.cc: Likewise.
5915 * layout.h: Likewise.
5916 * main.cc: Likewise.
5917 * merge.h: Likewise.
5918 * object.cc: Likewise.
5919 * object.h: Likewise.
5920 * options.cc: Likewise.
5921 * readsyms.cc: Likewise.
5922 * reduced_debug_output.cc: Likewise.
5923 * reloc.cc: Likewise.
5924 * script-sections.cc: Likewise.
5925 * sparc.cc: Likewise.
5926 * symtab.h: Likewise.
5927 * target-reloc.h: Likewise.
5928 * target.cc: Likewise.
5929 * target.h: Likewise.
5930 * timer.cc: Likewise.
5931 * timer.h: Likewise.
5932 * x86_64.cc: Likewise.
5934 2010-12-09 Cary Coutant <ccoutant@google.com>
5936 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
5938 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
5939 parameter; change all callers.
5940 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
5941 * options.h (warn_execstack): New option.
5943 2010-12-07 Doug Kwan <dougkwan@google.com>
5945 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
5946 like function call relocations.
5948 2010-12-07 Ian Lance Taylor <iant@google.com>
5950 * archive.cc (Archive::get_elf_object_for_member): Permit
5951 punconfigured to be NULL.
5952 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
5953 (Archive::include_member): Pass NULL to get_elf_object_for_member
5954 if we searched for the archive and this is the first included
5957 2010-12-01 Ian Lance Taylor <iant@google.com>
5959 * dwarf_reader.h (class Sized_dwarf_line_info): Add
5960 track_relocs_type_ field.
5961 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5962 Set track_relocs_type_.
5963 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
5964 contents when using RELA relocs.
5965 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
5967 * reloc.cc (Track_relocs::next_addend): New function.
5968 * reloc.h (class Track_relocs): Declare next_addend.
5970 2010-12-01 Ian Lance Taylor <iant@google.com>
5972 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
5975 2010-12-01 Ian Lance Taylor <iant@google.com>
5977 * README: Update compilers known to work and fail.
5979 2010-11-23 Matthias Klose <doko@ubuntu.com>
5981 * configure.in: For --enable-gold, handle value `default' instead of
5982 `both*'. Always install ld as ld.bfd, install as ld if gold is
5984 * configure: Regenerate.
5986 2010-11-18 Doug Kwan <dougkwan@google.com>
5988 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
5989 and right_alignment to be zero. Store result alignment only if it is
5990 greater than existing alignment.
5992 2010-11-16 Cary Coutant <ccoutant@google.com>
5995 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5996 Check for ".zdebug_line".
5998 2010-11-16 Doug Kwan <dougkwan@google.com>
5999 Cary Coutant <ccoutant@google.com>
6001 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6002 by reference; adjust all callers.
6003 * output.cc (Output_segment::set_section_addresses): Adjust references
6004 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6006 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6007 end at page boundary.
6009 2010-11-16 Cary Coutant <ccoutant@google.com>
6012 * layout.cc (Layout::choose_output_section): Transform names of
6013 compressed sections even when using a script with a SECTIONS clause.
6014 (Layout::output_section_name): Remove code to transform
6015 compressed debug section names.
6016 * output.cc (Output_section::add_input_section): Use uncompressed
6017 section size when tracking input sections.
6019 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6021 * symtab.h (Symbol::NON_PIC_REF): Remove.
6022 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6023 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6024 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6025 (Symbol::use_plt_offset): Take a flags argument and pass it
6026 directly to needs_dynamic_reloc. Restrict check for undefined
6027 weak symbols to function calls.
6028 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6029 (Target_arm::Scan::global): Use it.
6030 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6031 (Target_arm::Relocate::relocate): Likewise.
6032 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6033 parameter with an r_type parameter. Use get_reference_flags
6035 (Target_arm::Relocate::relocate): Update accordingly.
6036 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6037 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6038 (Target_i386::Scan::global): Likewise.
6039 (Target_i386::Relocate::relocate): Likewise.
6040 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6041 parameter with an r_type parameter. Use get_reference_flags
6043 (Target_i386::Relocate::relocate): Update accordingly.
6044 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6045 (Target_powerpc::Scan::global): Use it.
6046 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6047 (Target_powerpc::Relocate::relocate): Likewise.
6048 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6049 (Target_sparc::Scan::global): Use it.
6050 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6051 (Target_sparc::Relocate::relocate): Likewise.
6052 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6053 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6054 (Target_x86_64::Scan::global): Likewise.
6055 (Target_x86_64::Relocate::relocate): Likewise.
6057 2010-11-08 Doug Kwan <dougkwan@google.com>
6058 Cary Coutant <ccoutant@google.com>
6060 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6061 (Arm_exidx_merge_section::section_contents_): New data member.
6062 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6063 (Arm_input_section::~Arm_input_section): De-allocate memory.
6064 (Arm_input_section::original_contents_): New data member.
6065 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6066 in parameters instead of calling Object::section_contents without
6068 (Arm_output_section::group_section): New parameter TASK. Pass it
6069 to callees that need locking objects.
6070 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6071 to lock EXIDX input sections. Fix a formatting issue. Call
6072 Arm_exidx_merged_section::build_contents to create merged section
6074 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6075 to lock object of stub table owner.
6076 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6077 TEXT_SIZE to initialize data member TEXT_SIZE_.
6078 (Arm_exidx_input_section::addralign): Fix typo in comment.
6079 (Arm_exidx_input_section::text_size): New method.
6080 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6081 that require locking objects. Lock objects before scanning for stubs
6082 and updating local symbols.
6083 (Arm_input_section<big_endian>::init): Copy contents of original
6085 (Arm_input_section<big_endian>::do_write): Use saved contents of
6086 original input section instead of calling Object::section_contents
6088 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6089 size without calling Object::section_size().
6090 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6091 for size. Allocate a buffer for merged EXIDX entries.
6092 (Arm_exidx_merged_section::build_contents): New method.
6093 (Arm_exidx_merged_section::do_write): Move merge section contents
6094 building code to Arm_exidx_merged_section::build_contetns. Write
6095 out contetns in buffer instead of building it on the fly.
6096 (Arm_relobj::make_exidx_input_section): Also pass text section size
6097 to Arm_exidx_input_section constructor.
6098 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6099 (Arm_dynobj::do_read_symbols): Fix memory leak.
6100 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6101 * target.h: (class Task): Add forward declaration.
6102 (Target::relax): Add new parameter TASK and pass it to
6104 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6106 2010-11-05 Cary Coutant <ccoutant@google.com>
6109 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6110 object when reading from the file.
6111 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6113 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6114 when reading section contents.
6115 (get_section_contents): Likewise.
6116 (icf::find_identical_sections): Likewise.
6117 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6118 object when reading from the file.
6119 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6120 the object when doing deferred section layout.
6122 2010-11-03 Nick Clifton <nickc@redhat.com>
6125 * script.h (class Symbol_assignment: name): New member. Returns
6126 the name of the symbol.
6127 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6128 Returns true if the given symbol name is on the list of
6129 assignments wating to be processed.
6130 * archive.cc (should_incldue_member): If the symbol is undefined,
6131 check to see if it is on the list of symbols pending assignment.
6133 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6135 * script-sections.cc (Script_sections::find_memory_region): Check
6136 for a NULL output section pointer.
6138 2010-10-29 Doug Kwan <dougkwan@google.com>
6140 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6141 Output_section::add_relaxed_input_section.
6142 * output.cc (Output_section::add_relaxed_input_section): Add new
6143 arguments LAYOUT and NAME. Set section order index.
6144 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6145 Copy section order index.
6146 * output.h (Output_section::add_relaxed_input_section): Add new
6147 arguments LAYOUT and NAME.
6149 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6151 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6152 NATIVE_OR_CROSS_LINKER.
6153 * testsuite/Makefile.in: Regenerate.
6155 2010-10-20 Doug Kwan <dougkwan@google.com>
6157 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6158 without SHF_LINK_ORDER flags.
6159 * layout.cc (Layout::choose_output_section): Do not filter
6160 SHF_LINK_ORDER flag in a relocatable link.
6162 2010-10-17 Cary Coutant <ccoutant@google.com>
6164 * output.h (Output_segment::set_section_addresses): Change function
6165 signature. Update all callers.
6166 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6168 (Output_segment::set_section_addresses): Align after last TLS
6169 section. Add padding before last relro section instead of after.
6171 2010-10-17 Doug Kwan <dougkwan@google.com>
6173 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6174 GOT output section to be writable.
6176 2010-10-14 Cary Coutant <ccoutant@google.com>
6178 * debug.h (DEBUG_INCREMENTAL): New flag.
6179 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6180 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6182 * incremental.cc (report_command_line): Ignore all forms of
6184 * layout.cc (Layout::Layout): Check parameters for incremental link
6186 * options.cc (General_options::parse_incremental): New function.
6187 (General_options::parse_no_incremental): New function.
6188 (General_options::parse_incremental_full): New function.
6189 (General_options::parse_incremental_update): New function.
6190 (General_options::incremental_mode_): New data member.
6191 (General_options::finalize): Check incremental_mode_.
6192 * options.h (General_options): Update help text for --incremental.
6193 Add --no-incremental, --incremental-full, --incremental-update.
6194 (General_options::Incremental_mode): New enum type.
6195 (General_options::incremental_mode): New function.
6196 (General_options::incremental_mode_): New data member.
6197 * parameters.cc (Parameters::incremental_mode_): New data member.
6198 (Parameters::set_options): Set incremental_mode_.
6199 (Parameters::set_incremental_full): New function.
6200 (Parameters::incremental): New function.
6201 (Parameters::incremental_update): New function.
6202 (set_parameters_incremental_full): New function.
6203 * parameters.h (Parameters::set_incremental_full): New function.
6204 (Parameters::incremental): New function.
6205 (Parameters::incremental_update): New function.
6206 (Parameters::incremental_mode_): New data member.
6207 (set_parameters_incremental_full): New function.
6208 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6209 incremental link mode.
6210 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6211 (Sized_relobj::do_relocate_sections): Likewise.
6212 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6214 * testsuite/Makefile.in: Regenerate.
6215 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6217 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6219 * script-sections.h (class Script_sections): Make
6220 Sections_elements typedef public.
6221 * script-sections.cc (class Sort_output_sections): Add elements_
6222 field. Add constructor which sets it; change all callers.
6223 (Sort_output_sections::is_before): New function.
6224 (Sort_output_sections::operator()): Call is_before.
6225 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6227 * testsuite/script_test_10.sh: New test. Test script section
6229 * testsuite/script_test_10.t: Likewise.
6230 * testsuite/script_test_10.s: Likewise.
6231 * testsuite/Makefile.am: Wrap the cross linker tests and the
6232 common tests into NATIVE_OR_CROSS_LINKER.
6233 (check_SCRIPTS): Add script_test_10.sh.
6234 (check_DATA): Add script_test_10.stdout.
6235 (script_test_10.o, script_test_10): New targets.
6236 (script_test_10.stdout): New target.
6237 * configure, testsuite/Makefile.in: Regenerate.
6239 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6241 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6242 error for the deprecated relocations.
6243 (Target_arm::Scan::global): Likewise.
6244 (Target_arm::Relocate::relocate): Likewise.
6246 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6248 * fileread.cc (Input_file::find_file): Initialize *found_name
6249 and *namep when using the fallback search for case 4.
6251 2010-10-11 Cary Coutant <ccoutant@google.com>
6253 * options.h (class General_options): Redefine -z lazy as an alias for
6254 the negation of -z now.
6256 2010-10-11 Ian Lance Taylor <iant@google.com>
6258 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6261 2010-10-06 Nick Clifton <nickc@redhat.com>
6263 * script-sections.cc(class Memory_region): Remove
6264 current_lma_offset_ field. Rename current_vma_offset_ to
6265 current_offset_. Add last_section_ field.
6266 (Memory_region::get_current_vma_address): Rename to
6267 get_current_address.
6268 (Memory_region::get_current_lma_address): Delete.
6269 (Memory_region::increment_vma_offset): Rename to
6271 (Memory_region::increment_lma_offset): Delete.
6272 (Memory_region::attributes_compatible): New method. Returns
6273 true if the provided section is compatible with the region.
6274 (Memory_region::get_last_section): New method. Returns the last
6275 section to use the region.
6276 (Memory_region::set_last_section): New method. Stores the last
6277 section to use the region.
6278 (Script_sections::block_in_region): New method. Returns true if
6279 a block of memory is contained within a region.
6280 (Script_sections::find_memory_region): New method. Locates a
6281 memory region to be used to set a VMA or LMA address.
6282 (Output_section_definition::set_section_addresses): Add code to
6283 check for addresses set by memory regions.
6284 (Output_segment::set_section_addresses): Remove memory region
6286 (Script_sections::create_segment): Add a warning if a header
6287 segment is created outside of any region.
6288 * script-sections.h (class Script_sections): Add prototypes for
6289 find_memory_region and block_in_region methods.
6290 * testsuite/memory_test.s: Use .long instead of .word.
6291 * testsuite/memory_test.t: Add some more output sections.
6292 * testsuite/memory_test.sh: Update expected output.
6294 2010-10-02 Doug Kwan <dougkwan@google.com>
6296 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6297 defintion to symtab.h
6298 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6299 declaration to defintion.
6301 2010-10-01 Nick Clifton <nickc@redhat.com>
6303 * expression.cc (eval): Replace dummy argument with NULL.
6304 (eval_maybe_dot): Check for a NULL result section pointer.
6305 (Symbol_expression::value): Likewise.
6306 (Dot_expression::value): Likewise.
6307 (BINARY_EXPRESSION): Likewise.
6308 (Max_expression::value): Likewise.
6309 (Min_expression::value): Likewise.
6310 (Absolute_expression::value): Likewise.
6311 (Addr_expression::value_from_output_section): Likewise.
6312 (Loaddddr_expression::value_from_output_section): Likewise.
6313 (Segment_start_expression::value): Likewise.
6314 * script-sections.cc
6315 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6317 (Sections_elememt_dot_assignment::set_section_addresses):
6319 (Output_data_expression::do_write_to_buffer): Likewise.
6320 (Output_section_definition::finalize_symbols): Likewise.
6321 (Output_section_definition::set_section_addresses): Likewise.
6323 2010-09-30 Doug Kwan <dougkwan@google.com>
6325 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6327 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6329 * target.h (Target::can_icf_inline_merge_sections): New virtual
6331 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6333 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6335 * icf.cc (get_section_contents): Inline merge sections only when
6338 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6340 * configure: Regenerate.
6342 2010-09-17 Ian Lance Taylor <iant@google.com>
6344 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6345 * testsuite/Makefile.am (memory_test.o): New target.
6346 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6348 * testsuite/Makefile.in: Rebuild.
6350 2010-09-17 Doug Kwan <dougkwan@google.com>
6352 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6353 defintion if relocation uses GOT entries of the symbol.
6354 * testsuite/icf_safe_test.sh: Fix test.
6355 * testsuite/icf_safe_so_test.sh: Fix test.
6357 2010-09-16 Cary Coutant <ccoutant@google.com>
6359 * script_sections.cc (class Memory_region): Remove "NULL" from
6360 vector initializations.
6362 2010-09-15 Cary Coutant <ccoutant@google.com>
6364 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6365 Resolve forwarding symbols.
6367 2010-09-15 Doug Kwan <dougkwan@google.com>
6369 * gold/testsuite/script_test_3.t: Add ARM special sections.
6370 * gold/testsuite/script_test_4.t: Same.
6371 * gold/testsuite/script_test_5.t: Same.
6372 * gold/testsuite/script_test_6.t: Same.
6373 * gold/testsuite/script_test_7.t: Same.
6374 * gold/testsuite/script_test_7.t: Same.
6375 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6377 2010-09-14 Cary Coutant <ccoutant@google.com>
6379 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6380 (Target_x86_64::Relocate::relocate_tls): Replace check for
6381 saw_tls_block_reloc_ with test for executable section.
6383 2010-09-12 Cary Coutant <ccoutant@google.com>
6385 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6386 position-independent executables to shared libraries need dynamic
6388 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6389 position-independent executables.
6390 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6391 * testsuite/Makefile.in: Regenerate.
6393 2010-09-10 Nick Clifton <nickc@redhat.com>
6396 * testsuite/memory_test.t: Discard any sections that are not
6399 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6402 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6403 "This::" to work around a bug in gcc 4.2.
6405 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6407 2010-09-09 Rafael Espindola <espindola@google.com>
6409 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6410 sections with different PF_X flags in the same segment.
6411 (Layout::find_first_load_seg): Search all segments to find the first
6413 * options.h (rosegment): New.
6415 2010-09-08 Rafael Espindola <espindola@google.com>
6417 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6419 2010-09-08 Doug Kwan <dougkwan@google.com>
6421 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6422 (Arm_relobj::do_relocate_sections): Add new parameter for output
6423 file to match the parent.
6424 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6425 of local symbols instead of input values. Update code to track
6426 changes in gold::relocate_section.
6427 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6428 (Sized_relobj::compute_final_local_value_internal): New methods.
6429 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6430 body into private version of Sized_relobj::compute_final_local_value.
6431 Call the inline method.
6432 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6433 merged symbol value if there is one.
6434 (Symbol_value::has_output_value): New method defintiion.
6435 (Sized_relobj::Compute_final_local_value_status): New enum type.
6436 (Sized_relobj::compute_final_local_value): New methods.
6437 (Sized_relobj::compute_final_local_value_internal): New methods.
6438 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6439 and arm_cortex_a8.sh.
6440 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6441 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6443 * Makefile.in: Regenerate.
6444 * testsuite/arm_bl_out_of_range.s: Update test.
6445 * testsuite/thumb_bl_out_of_range.s: Ditto.
6446 * testsuite/thumb_blx_out_of_range.s: Ditto.
6447 * testsuite/arm_branch_out_of_range.sh: New file.
6448 * testsuite/arm_cortex_a8.sh: Ditto.
6449 * testsuite/arm_cortex_a8_b.s: Ditto.
6450 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6451 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6452 * testsuite/arm_cortex_a8_bl.s: Ditto.
6453 * testsuite/arm_cortex_a8_blx.s: Ditto.
6454 * testsuite/arm_cortex_a8_local.s: Ditto.
6455 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6456 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6458 2010-09-08 Rafael Espindola <espindola@google.com>
6460 * Makefile.am (memory_test.stdout): Run readelf with -W.
6461 * Makefile.in: Regenerate.
6462 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6465 2010-09-08 Rafael Espindola <espindola@google.com>
6467 * script-sections.cc (Script_sections::add_memory_region): Convert
6468 field precision to int.
6469 * script.cc (script_set_section_region, script_set_section_region):
6470 Convert field precision to int.
6472 2010-09-08 Rafael Espindola <espindola@google.com>
6474 * arm.cc (do_finalize_sections): Create the __exidx_start and
6475 __exdix_end symbols even when the section is missing.
6477 2010-09-08 Nick Clifton <nickc@redhat.com>
6479 * README: Remove claim that MEMORY is not supported.
6480 * expression.cc (script_exp_function_origin)
6481 (script_exp_function_length): Move from here to ...
6482 * script.cc: ... here.
6483 (script_set_section_region, script_add_memory)
6484 (script_parse_memory_attr, script_include_directive): New
6486 * script-sections.cc
6487 (class Memory_region): New class.
6488 (class Output_section_definition): Add set_memory_region,
6489 set_section_vma, set_section_lma and get_section_name methods.
6490 (class Script_Sections): Add add_memory_region,
6491 find_memory_region, find_memory_region_origin,
6492 find_memory_region_length and set_memory_region methods.
6493 Have set_section_addresses method walk the list of set memory
6495 Extend the print methos to display memory regions.
6496 * script-sections.h: Add prototypes for new methods.
6497 Add enum for MEMORY region attributes.
6498 * yyscript.y: Add support for parsing MEMORY regions.
6499 * script-c.h: Add prototypes for new functions.
6500 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6501 * testsuite/Makefile.in: Regenerate.
6502 * testsuite/memory_test.sh: New script.
6503 * testsuite/memory_test.s: New assembler source file.
6504 * testsuite/memory_test.t: New linker script.
6506 2010-08-27 Doug Kwan <dougkwan@google.com>
6508 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6509 reference override an existing dynamic weak reference.
6510 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6511 * testsuite/Makefile.in: Regenerate.
6512 * testsuite/dyn_weak_ref.sh: New file.
6513 * testsuite/dyn_weak_ref_1.c: Ditto.
6514 * testsuite/dyn_weak_ref_2.c: Ditto.
6516 2010-08-27 Ian Lance Taylor <iant@google.com>
6518 * incremental.h (class Incremental_input_entry): Add virtual
6521 2010-08-27 Ian Lance Taylor <iant@google.com>
6523 * testsuite/start_lib_test_3.c: Mark t3 as used.
6525 2010-08-27 Nick Clifton <nickc@redhat.com>
6527 * options.cc (version_script): Fix small typo in previous
6530 2010-08-25 Nick Clifton <nickc@redhat.com>
6532 * archive.cc: Formatting fixes: Remove whitespace between
6533 typename and following asterisk. Remove whitespace between
6534 function name and opening parenthesis.
6535 * archive.h: Likewise.
6537 * attributes.cc: Likewise.
6538 * attributes.h: Likewise.
6539 * common.cc: Likewise.
6540 * copy-relocs.cc: Likewise.
6541 * dirsearch.h: Likewise.
6542 * dynobj.cc: Likewise.
6543 * ehframe.cc: Likewise.
6544 * ehframe.h: Likewise.
6545 * expression.cc: Likewise.
6546 * fileread.cc: Likewise.
6547 * fileread.h: Likewise.
6549 * gold-threads.cc: Likewise.
6550 * gold.cc: Likewise.
6551 * i386.cc: Likewise.
6553 * incremental-dump.cc: Likewise.
6554 * incremental.cc: Likewise.
6555 * layout.cc: Likewise.
6556 * layout.h: Likewise.
6557 * main.cc: Likewise.
6558 * merge.cc: Likewise.
6559 * merge.h: Likewise.
6560 * object.cc: Likewise.
6561 * object.h: Likewise.
6562 * options.cc: Likewise.
6563 * options.h: Likewise.
6564 * output.cc: Likewise.
6565 * output.h: Likewise.
6566 * plugin.cc: Likewise.
6567 * plugin.h: Likewise.
6568 * powerpc.cc: Likewise.
6569 * reloc.cc: Likewise.
6570 * script-c.h: Likewise.
6571 * script-sections.cc: Likewise.
6572 * script.cc: Likewise.
6573 * stringpool.cc: Likewise.
6574 * symtab.cc: Likewise.
6575 * symtab.h: Likewise.
6576 * target.cc: Likewise.
6577 * timer.cc: Likewise.
6578 * timer.h: Likewise.
6579 * version.cc: Likewise.
6580 * x86_64.cc: Likewise.
6582 2010-08-24 Nick Clifton <nickc@redhat.com>
6585 * layout.cc (segment_precedes): Sort segments by their physical
6586 addresses, if they have been set.
6588 2010-08-23 Cary Coutant <ccoutant@google.com>
6590 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6592 (Lib_group::include_member): Unlock object after deleting its
6594 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6597 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6598 Cary Coutant <ccoutant@google.com>
6600 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6601 constructor, and set_blocker.
6602 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6604 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6605 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6606 * testsuite/Makefile.am (start_lib_test): New test case.
6607 * testsuite/Makefile.in: Regenerate.
6608 * testsuite/start_lib_test_main.c: New file.
6609 * testsuite/start_lib_test_1.c: New file.
6610 * testsuite/start_lib_test_2.c: New file.
6611 * testsuite/start_lib_test_3.c: New file.
6613 2010-08-19 Ian Lance Taylor <iant@google.com>
6615 * Makefile.in: Rebuild with automake 1.11.1.
6616 * aclocal.m4: Likewise.
6617 * testsuite/Makefile.in: Likewise.
6619 2010-08-19 Ian Lance Taylor <iant@google.com>
6622 * i386.cc (class Output_data_plt_i386): Update declarations.
6623 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6624 local_ifuncs_ fields.
6625 (Target_i386::do_plt_section_for_global): New function.
6626 (Target_i386::do_plt_section_for_local): New function.
6627 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6628 parameter; change all callers. Initialize global_ifuncs_ and
6629 local_ifuncs_. If doing a static link define __rel_iplt_start and
6631 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6632 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6633 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6635 (Target_i386::make_plt_section): New function, broken out of
6636 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6637 (Target_i386::make_plt_entry): Call make_plt_section.
6638 (Target_i386::make_local_ifunc_plt_entry): New function.
6639 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6640 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6641 R_386_IRELATIVE to switch.
6642 (Target_i386::Scan::global): Likewise.
6643 (Target_i386::Relocate::relocate): Likewise.
6644 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6646 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6647 (Target_x86_64::do_plt_section_for_global): New function.
6648 (Target_x86_64::do_plt_section_for_local): New function.
6649 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6650 parameter; change all callers. If doing a static link define
6651 __rela_iplt_start and __rela_iplt_end.
6652 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6653 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6654 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6656 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6657 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6659 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6660 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6661 R_X86_64_IRELATIVE to switch.
6662 (Target_x86_64::Scan::global): Likewise.
6663 (Target_x86_64::Relocate::relocate): Likewise.
6664 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6666 * target.h (class Target): Add plt_section_for_global and
6667 plt_section_for_local functions. Add do_plt_section_for_global
6668 and do_plt_section_for_local virtual functions.
6669 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6670 clarifying comments.
6671 (Symbol::use_plt_offset): Handle IFUNC symbol.
6672 * object.cc (Sized_relobj::Sized_relobj): Initialize
6674 (Sized_relobj::local_has_plt_offset): New function.
6675 (Sized_relobj::local_plt_offset): New function.
6676 (Sized_relobj::set_local_plt_offset): New function.
6677 (Sized_relobj::do_count): Handle IFUNC symbol.
6678 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6679 a bit away from input_shndx_ field. Add set_is_func_symbol and
6680 is_ifunc_symbol functions.
6681 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6682 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6683 local_plt_offsets_ field.
6684 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6685 * output.h (class Output_section_data): Add non-const
6686 output_section function.
6687 (class Output_data_got): Update declarations.
6688 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6689 Add use_plt_offset parameter to global and local constructors.
6690 Change all callers. Change local_sym_index_ field to 31 bits.
6691 Change GSYM_CODE and CONSTANT_CODE accordingly.
6692 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6693 doing a static link don't set sh_link field.
6694 (Output_data_got::Got_entry::write): Use PLT offset if
6696 (Output_data_got::add_global_plt): New function.
6697 (Output_data_got::add_local_plt): New function.
6698 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6699 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6700 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6701 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6702 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6704 * testsuite/ifunc-sel.h: New file.
6705 * testsuite/ifuncmain1.c: New file.
6706 * testsuite/ifuncmain1vis.c: New file.
6707 * testsuite/ifuncmod1.c: New file.
6708 * testsuite/ifuncdep2.c: New file.
6709 * testsuite/ifuncmain2.c: New file.
6710 * testsuite/ifuncmain3.c: New file.
6711 * testsuite/ifuncmod3.c: New file.
6712 * testsuite/ifuncmain4.c: New file.
6713 * testsuite/ifuncmain5.c: New file.
6714 * testsuite/ifuncmod5.c: New file.
6715 * testsuite/ifuncmain6pie.c: New file.
6716 * testsuite/ifuncmod6.c: New file.
6717 * testsuite/ifuncmain7.c: New file.
6718 * configure, testsuite/Makefile.in: Rebuild.
6720 2010-08-18 Ian Lance Taylor <iant@google.com>
6723 (Output_section_incremental_inputs::write_input_files): Add cast
6724 to avoid signed/unsigned comparison warning.
6725 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6727 2010-08-12 Cary Coutant <ccoutant@google.com>
6729 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6731 2010-08-13 Ian Lance Taylor <iant@google.com>
6733 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6735 2010-08-12 Cary Coutant <ccoutant@google.com>
6736 Doug Kwan <dougkwan@google.com>
6738 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6739 defintion overrides non-weak undef, remember that the original undef
6741 * symtab.cc (Symbol_table::sized_write_global): For undef without
6742 an original weak binding, set binding to global in output.
6743 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6744 * testsuite/Makefile.in: Regenerate.
6745 * testsuite/strong_ref_weak_def.sh: New file.
6746 * testsuite/strong_ref_weak_def_1.c: Ditto.
6747 * testsuite/strong_ref_weak_def_2.c: Ditto.
6749 2010-08-12 Cary Coutant <ccoutant@google.com>
6751 * testsuite/incremental_test.sh: Rewrite.
6752 * testsuite/incremental_test_1.c: Rewrite.
6753 * testsuite/incremental_test_2.c: Rewrite.
6755 2010-08-12 Cary Coutant <ccoutant@google.com>
6757 * arm.cc (Target_arm::got_size): Add const.
6758 (Target_arm::got_entry_count): New function.
6759 (Target_arm::plt_entry_count): New function.
6760 (Target_arm::first_plt_entry_offset): New function.
6761 (Target_arm::plt_entry_size): New function.
6762 (Output_data_plt_arm::entry_count): New function.
6763 (Output_data_plt_arm::first_plt_entry_offset): New function.
6764 (Output_data_plt_arm::get_plt_entry_size): New function.
6765 * i386.cc (Target_i386::got_size): Add const.
6766 (Target_i386::got_entry_count): New function.
6767 (Target_i386::plt_entry_count): New function.
6768 (Target_i386::first_plt_entry_offset): New function.
6769 (Target_i386::plt_entry_size): New function.
6770 (Output_data_plt_i386::entry_count): New function.
6771 (Output_data_plt_i386::first_plt_entry_offset): New function.
6772 (Output_data_plt_i386::get_plt_entry_size): New function.
6773 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6774 find_incremental_inputs_sections. Dump incremental_got_plt section.
6775 * incremental.cc: Include target.h.
6776 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6777 parameter. Adjust all callers. Find incremental_got_plt section.
6778 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6780 (Output_section_incremental_inputs::set_final_data_size): Calculate
6781 size of incremental_got_plt section.
6782 (Output_section_incremental_inputs::do_write): Write the
6783 incremental_got_plt section.
6784 (Got_plt_view_info): New struct.
6785 (Local_got_offset_visitor): New class.
6786 (Global_got_offset_visitor): New class.
6787 (Global_symbol_visitor_got_plt): New class.
6788 (Output_section_incremental_inputs::write_got_plt): New function.
6789 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6790 Add parameter. Adjust all callers.
6791 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6792 (Incremental_inputs::got_plt_section): New function.
6793 (Incremental_inputs::got_plt_section_): New data member.
6794 (Incremental_got_plt_reader): New class.
6795 * layout.cc (Layout::create_incremental_info_sections): Add the
6796 incremental_got_plt section.
6797 * object.h (Got_offset_list::get_list): New function.
6798 (Got offset_list::for_all_got_offsets): New function.
6799 (Sized_relobj::local_got_offset_list): New function.
6800 * powerpc.cc (Target_powerpc::got_size): Add const.
6801 (Target_powerpc::got_entry_count): New function.
6802 (Target_powerpc::plt_entry_count): New function.
6803 (Target_powerpc::first_plt_entry_offset): New function.
6804 (Target_powerpc::plt_entry_size): New function.
6805 (Output_data_plt_powerpc::entry_count): New function.
6806 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6807 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6808 * sparc.cc (Target_sparc::got_size): Add const.
6809 (Target_sparc::got_entry_count): New function.
6810 (Target_sparc::plt_entry_count): New function.
6811 (Target_sparc::first_plt_entry_offset): New function.
6812 (Target_sparc::plt_entry_size): New function.
6813 (Output_data_plt_sparc::entry_count): New function.
6814 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6815 (Output_data_plt_sparc::get_plt_entry_size): New function.
6816 * symtab.h (Symbol::got_offset_list): New function.
6817 (Symbol_table::for_all_symbols): New function.
6818 * target.h (Sized_target::got_entry_count): New function.
6819 (Sized_target::plt_entry_count): New function.
6820 (Sized_target::plt_entry_size): New function.
6821 * x86_64.cc (Target_x86_64::got_size): Add const.
6822 (Target_x86_64::got_entry_count): New function.
6823 (Target_x86_64::plt_entry_count): New function.
6824 (Target_x86_64::first_plt_entry_offset): New function.
6825 (Target_x86_64::plt_entry_size): New function.
6826 (Output_data_plt_x86_64::entry_count): New function.
6827 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6828 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6830 2010-08-12 Cary Coutant <ccoutant@google.com>
6832 * archive.cc: Include incremental.h.
6833 (Archive::Archive): Initialize incremental_info_.
6834 (Archive::include_member): Record archive members in incremental info.
6835 (Add_archive_symbols::run): Record begin and end of an archive in
6837 (Lib_group::include_member): Record objects in incremental info.
6838 * archive.h (Incremental_archive_entry): Forward declaration.
6839 (Archive::set_incremental_info): New member function.
6840 (Archive::incremental_info): New member function.
6841 (Archive::Unused_symbol_iterator): New class.
6842 (Archive::unused_symbols_begin): New member function.
6843 (Archive::unused_symbols_end): New member function.
6844 (Archive::incremental_info_): New data member.
6845 * incremental-dump.cc (find_input_containing_global): New function.
6846 (dump_incremental_inputs): Dump new incremental info sections.
6847 * incremental.cc: Include symtab.h.
6848 (Output_section_incremental_inputs): New class.
6849 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6850 new incremental info sections.
6851 (Sized_incremental_binary::do_check_inputs): Likewise.
6852 (Incremental_inputs::report_archive): Remove.
6853 (Incremental_inputs::report_archive_begin): New function.
6854 (Incremental_inputs::report_archive_end): New function.
6855 (Incremental_inputs::report_object): New function.
6856 (Incremental_inputs::finalize_inputs): Remove.
6857 (Incremental_inputs::report_input_section): New function.
6858 (Incremental_inputs::report_script): Rewrite.
6859 (Incremental_inputs::finalize): Do nothing but finalize string table.
6860 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6861 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6862 (Incremental_inputs::create_data_sections): New function.
6863 (Incremental_inputs::relocs_entsize): New function.
6864 (Output_section_incremental_inputs::set_final_data_size): New function.
6865 (Output_section_incremental_inputs::do_write): New function.
6866 (Output_section_incremental_inputs::write_header): New function.
6867 (Output_section_incremental_inputs::write_input_files): New function.
6868 (Output_section_incremental_inputs::write_info_blocks): New function.
6869 (Output_section_incremental_inputs::write_symtab): New function.
6870 * incremental.h (Incremental_script_entry): Forward declaration.
6871 (Incremental_object_entry): Forward declaration.
6872 (Incremental_archive_entry): Forward declaration.
6873 (Incremental_inputs): Forward declaration.
6874 (Incremental_inputs_header_data): Remove.
6875 (Incremental_inputs_header): Remove.
6876 (Incremental_inputs_header_write): Remove.
6877 (Incremental_inputs_entry_data): Remove.
6878 (Incremental_inputs_entry): Remove.
6879 (Incremental_inputs_entry_write): Remove.
6880 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
6881 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
6882 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6883 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
6885 (Incremental_input_entry): New class.
6886 (Incremental_script_entry): New class.
6887 (Incremental_object_entry): New class.
6888 (Incremental_archive_entry): New class.
6889 (Incremental_inputs::Incremental_inputs): Initialize new data members.
6890 (Incremental_inputs::report_inputs): Remove.
6891 (Incremental_inputs::report_archive): Remove.
6892 (Incremental_inputs::report_archive_begin): New function.
6893 (Incremental_inputs::report_archive_end): New function.
6894 (Incremental_inputs::report_object): Change prototype.
6895 (Incremental_inputs::report_input_section): New function.
6896 (Incremental_inputs::report_script): Change prototype.
6897 (Incremental_inputs::get_reloc_count): New function.
6898 (Incremental_inputs::set_reloc_count): New function.
6899 (Incremental_inputs::create_data_sections): New function.
6900 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6901 (Incremental_inputs::inputs_section): New function.
6902 (Incremental_inputs::symtab_section): New function.
6903 (Incremental_inputs::relocs_section): New function.
6904 (Incremental_inputs::get_stringpool): Add const.
6905 (Incremental_inputs::command_line): Add const.
6906 (Incremental_inputs::inputs): Remove.
6907 (Incremental_inputs::command_line_key): New function.
6908 (Incremental_inputs::input_file_count): New function.
6909 (Incremental_inputs::input_files): New function.
6910 (Incremental_inputs::relocs_entsize): New function.
6911 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6912 (Incremental_inputs::finalize_inputs): Remove.
6913 (Incremental_inputs::Input_info): Remove.
6914 (Incremental_inputs::lock_): Remove.
6915 (Incremental_inputs::inputs_): Change type.
6916 (Incremental_inputs::inputs_map_): Remove.
6917 (Incremental_inputs::current_object_entry_): New data member.
6918 (Incremental_inputs::inputs_section_): New data member.
6919 (Incremental_inputs::symtab_section_): New data member.
6920 (Incremental_inputs::relocs_section_): New data member.
6921 (Incremental_inputs::reloc_count_): New data member.
6922 (Incremental_inputs_reader): New class.
6923 (Incremental_symtab_reader): New class.
6924 (Incremental_relocs_reader): New class.
6925 * layout.cc (Layout::finalize): Move finalization of incremental info
6926 and creation of incremental info sections to follow finalization of
6927 symbol table. Set offsets for postprocessing sections.
6928 (Layout::create_incremental_info_sections): Call
6929 Incremental_inputs::create_data_sections. Add incremental symtab
6930 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
6931 sections to layout after input sections.
6932 * layout.h (struct Timespec): Forward declaration.
6933 (Layout::incremental_inputs): Add const.
6934 (Layout::create_incremental_info_sections): Add parameter.
6935 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
6936 * object.cc: Include incremental.h.
6937 (Relobj::finalize_incremental_relocs): New function.
6938 (Sized_relobj::do_layout): Record input sections in incremental info.
6939 * object.h (Object::output_section): New function.
6940 (Object::output_section_offset): Moved from Relobj.
6941 (Object::get_incremental_reloc_base): New function.
6942 (Object::get_incremental_reloc_count): New function.
6943 (Object::do_output_section): New function.
6944 (Object::do_output_section_offset): Moved from Relobj.
6945 (Object::do_get_incremental_reloc_base): New function.
6946 (Object::do_get_incremental_reloc_count): New function.
6947 (Object::Object): Initialize new data members.
6948 (Relobj::output_section): Renamed do_output_section and moved to
6950 (Relobj::output_section_offset): Moved to Object.
6951 (Relobj::do_get_incremental_reloc_base): New function.
6952 (Relobj::do_get_incremental_reloc_count): New function.
6953 (Relobj::allocate_incremental_reloc_counts): New function.
6954 (Relobj::count_incremental_reloc): New function.
6955 (Relobj::finalize_incremental_relocs): New function.
6956 (Relobj::next_incremental_reloc_index): New function.
6957 (Relobj::reloc_counts_): New data member.
6958 (Relobj::reloc_bases_): New data member.
6959 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
6960 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
6961 (Sized_relobj::incremental_relocs_scan): New function.
6962 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6963 (Sized_relobj::incremental_relocs_write): New function.
6964 (Sized_relobj::incremental_relocs_write_reltype): New function.
6965 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
6967 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
6968 archives and object files elsewhere.
6969 (Add_symbols::run): Report object files here.
6970 (Finish_group::run): Report end of archive at end of group.
6971 * reloc.cc: Include layout.h, incremental.h.
6972 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
6973 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
6974 (Sized_relobj::incremental_relocs_scan): New function.
6975 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6976 (Sized_relobj::do_relocate_sections): Write incremental relocations.
6977 (Sized_relobj::incremental_relocs_write): New function.
6978 (Sized_relobj::incremental_relocs_write_reltype): New function.
6979 * script.cc (read_input_script): Rewrite test for incremental link.
6980 Change call to Incremental_inputs::report_script.
6981 * symtab.h (Symbol_table::first_global_index): New function.
6982 (Symbol_table::output_count): New function.
6984 2010-08-12 Doug Kwan <dougkwan@google.com>
6986 * arm.cc (Target_arm::merge_object_attributes): Check command line
6987 options --no-wchar-size-warning and --no-enum-size-warning.
6988 * options.h (General_options): Add ld-compatible options
6989 --no-enum-size-warning and --no-wchar-size-warning.
6991 2010-08-04 Ian Lance Taylor <iant@google.com>
6993 * x86_64.cc (Target_x86_64::Scan::local): Use
6994 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
6995 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
6996 (Target_x86_64::Scan::global): Likewise.
6997 (Target_x86_64::Relocate::relocate): Likewise.
6998 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7001 2010-08-03 Cary Coutant <ccoutant@google.com>
7003 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7004 to reserve space in merged_strings vector. Keep total input size
7006 (Output_merge_string::do_print_merge_stats): Print total input size.
7007 * merge.h (Output_merge_string): Add input_size_ field.
7008 * stringpool.cc (Stringpool_template::string_length): Move
7009 implementations out of Stringpool_template class and place in
7011 * stringpool.h (string_length): Move out of Stringpool_template.
7013 2010-08-03 Ian Lance Taylor <iant@google.com>
7016 * layout.cc (relaxation_loop_body): If address of load segment is
7017 set, adjust address to include headers if possible.
7019 2010-08-03 Ian Lance Taylor <iant@google.com>
7021 * version.cc (version_string): Bump to 1.10.
7023 2010-08-03 Ian Lance Taylor <iant@google.com>
7026 * layout.h (enum Output_section_order): Define.
7027 (class Layout): Update declarations.
7028 * layout.cc (Layout::get_output_section): Add order parameter.
7029 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7030 is_first_non_relro parameters. Change all callers.
7031 (Layout::choose_output_section): Likewise.
7032 (Layout::add_output_section_data): Likewise.
7033 (Layout::make_output_section): Likewise. Set order.
7034 (Layout::default_section_order): New function.
7035 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7036 * output.cc (Output_section::Output_section): Initialize order_.
7037 Don't initialize deleted fields.
7038 (Output_segment::Output_segment): Don't initialize deleted
7040 (Output_segment::add_output_section_to_load): New function
7041 replacing add_output_section. Change all callers to call this or
7042 add_output_section_to_nonload.
7043 (Output_segment::add_output_section_to_nonload): New function.
7044 (Output_segment::remove_output_section): Rewrite.
7045 (Output_segment::add_initial_output_data): Likewise.
7046 (Output_segment::has_any_data_sections): Likewise.
7047 (Output_segment::is_first_section_relro): Likewise.
7048 (Output_segment::maximum_alignment): Likewise.
7049 (Output_segment::has_dynamic_reloc): New function replacing
7050 dynamic_reloc_count. Change all callers.
7051 (Output_segment::has_dynamic_reloc_list): New function replacing
7052 dynamic_reloc_count_list. Change all callers.
7053 (Output_segment::set_section_addresses): Rewrite.
7054 (Output_segment::set_offset): Rewrite.
7055 (Output_segment::find_first_and_last_list): Remove.
7056 (Output_segment::set_tls_offsets): Rewrite.
7057 (Output_segment::first_section_load_address): Likewise.
7058 (Output_segment::output_section_count): Likewise.
7059 (Output_segment::section_with_lowest_load_address): Likewise.
7060 (Output_segment::write_section_headers): Likewise.
7061 (Output_segment::print_sections_to_map): Likewise.
7062 * output.h (class Output_data): Remove dynamic_reloc_count_
7063 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7064 (Output_data::add_dynamic_reloc): Rewrite.
7065 (Output_data::has_dynamic_reloc): New function.
7066 (Output_data::dynamic_reloc_count): Remove.
7067 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7068 is_last_relro_, is_first_non_relro_, is_interp_,
7069 is_dynamic_linker_section_ fields. Add order and set_order
7070 functions. Remove is_relro_local, set_is_relro_local,
7071 is_last_relro, set_is_last_relro, is_first_non_relro,
7072 set_is_first_non_relro functions, is_interp, set_is_interp,
7073 is_dynamic_linker_section, and set_is_dynamic_linker_section
7075 (class Output_segment): Change Output_data_list from std::list to
7076 std:;vector. Add output_lists_ field. Remove output_data_ and
7077 output_bss_ fields. Update declarations.
7079 2010-08-02 Ian Lance Taylor <iant@google.com>
7081 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7082 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7083 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7085 2010-08-02 Ian Lance Taylor <iant@google.com>
7088 * script.cc (Script_options::Script_options): Initialize
7089 symbol_definitions_ and symbol_references_.
7090 (Script_options::add_symbol_assignment): Update
7091 symbol_definitions_ and symbol_references_.
7092 (Script_options::add_symbol_reference): New function.
7093 (script_symbol): New function.
7094 * script.h (class Script_options): Add symbol_definitions_ and
7095 symbol_references_ fields.
7096 (Script_options::referenced_const_iterator): New type.
7097 (Script_options::referenced_begin): New function.
7098 (Script_options::referenced_end): New function.
7099 (Script_options::is_referenced): New function.
7100 (Script_options::any_unreferenced): New function.
7101 * script-c.h (script_symbol): Declare.
7102 * yyscript.y (exp): Call script_symbol.
7103 * symtab.cc: Include "script.h".
7104 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7105 Change all callers. Check symbols referenced by scripts.
7106 (Symbol_table::add_undefined_symbols_from_command_line): Add
7107 layout parameter. Change all callers.
7108 (Symbol_table::do_add_undefined_symbols_from_command_line):
7109 Likewise. Break out loop body. Check symbols referenced by
7111 (Symbol_table::add_undefined_symbol_from_command_line): New
7112 function broken out of
7113 do_add_undefined_symbols_from_command_line.
7114 * symtab.h (class Symbol_table): Update declarations.
7115 * archive.cc: Include "layout.h".
7116 (Archive::should_include_member): Add layout parameter. Change
7117 all callers. Check for symbol mentioned in expression.
7118 * archive.h (class Archive): Update declaration.
7119 * object.cc (Sized_relobj::do_should_include_member): Add layout
7121 * object.h (Object::should_include_member): Add layout parameter.
7123 (Object::do_should_include_member): Add layout parameter.
7124 (class Sized_relobj): Update declaration.
7125 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7127 * dynobj.h (class Sized_dynobj): Update declaration.
7128 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7130 * plugin.h (class Sized_pluginobj): Update declaration.
7132 2010-08-02 Ian Lance Taylor <iant@google.com>
7135 * output.cc (Output_segment::set_offset): Search for the first and
7136 last sections rather than assuming that the list is in order.
7137 (Output_segment::find_first_and_last_list): New function.
7138 * output.h (class Output_segment): Update declarations.
7139 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7140 (relro_strip_test_SOURCES): New variable.
7141 (relro_strip_test_DEPENDENCIES): New variable.
7142 (relro_strip_test_LDFLAGS): New variable.
7143 (relro_strip_test_LDADD): New variable.
7144 (relro_strip_test.so): New target.
7146 2010-08-02 Ian Lance Taylor <iant@google.com>
7148 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7149 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7150 (Target_i386::got_tlsdesc_section): New function.
7151 (Target_i386::got_section): Create space for GOT entries for
7152 TLSDESC relocations.
7153 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7155 (Target_i386::Scan::global): Likewise.
7156 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7158 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7159 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7160 (Target_x86_64::got_tlsdesc_section): New function.
7161 (Target_x86_64::got_section): Create space for GOT entries for
7162 TLSDESC relocations.
7163 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7165 (Target_x86_64::Scan::global): Likewise.
7166 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7169 2010-08-02 Ian Lance Taylor <iant@google.com>
7171 * testsuite/final_layout.sh: Use dc to convert from hex to
7174 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7176 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7177 paramter to the call to gold::gc_process_relocs.
7178 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7179 paramter to the call to gold::gc_process_relocs.
7180 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7181 parameter to the call to gold::gc_process_relocs.
7182 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7183 template parameter to the call to gold::gc_process_relocs.
7184 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7185 paramter to the call to gold::gc_process_relocs.
7186 * gc.h (get_embedded_addend_size): New function.
7187 (gc_process_relocs): Save the size of the reloc for use by ICF.
7188 * icf.cc (get_section_contents): Get the addend from the text section
7189 for SHT_REL relocation sections.
7190 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7191 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7192 * int_encoding.h (read_from_pointer): New overloaded function.
7193 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7194 * testsuite/icf_sht_rel_addend_test.sh: New file.
7195 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7196 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7198 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7200 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7201 * Makefile.in: Regenerate.
7202 * testsuite/Makefile.in: Regenerate.
7204 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7206 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7207 * gold/testsuite/debug_msg.cc: Likewise.
7208 * gold/testsuite/odr_violation1.cc
7209 * gold/testsuite/odr_violation2.cc
7211 2010-07-21 Cary Coutant <ccoutant@google.com>
7213 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7214 string, and length fields.
7215 (Output_merge_string::Merged_strings_list): New type.
7216 (Output_merge_string::Merged_strings_lists): New typedef.
7217 (Output_merge_string): Replace merged_strings_ with
7218 merged_strings_lists_.
7219 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7220 Merged_strings_list per input object and section. Don't store pointer
7221 to the string. Don't store length with each merged string entry.
7222 (Output_merge_string::finalize_merged_data): Loop over list of merged
7223 strings lists. Recompute length of each merged string.
7225 2010-07-15 Cary Coutant <ccoutant@google.com>
7227 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7230 2010-07-14 Ian Lance Taylor <iant@google.com>
7232 * descriptors.cc (Descriptors::open): Report correct name in error
7235 2010-07-13 Doug Kwan <dougkwan@google.com>
7237 * arm.cc (Arm_input_section::Arm_input_section): For a
7238 SHT_ARM_EXIDX section, always keeps the input sections.
7239 (Arm_input_section::set_exidx_section_link): New method.
7240 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7241 has_errors_ to false.
7242 (Arm_exidx_input_section::has_errors,
7243 Arm_exidx_input_section::set_has_errors): New methods.
7244 (Arm_exidx_input_section::has_errors_): New data member.
7245 (Arm_relobj::get_exidx_shndx_list): New method.
7246 (Arm_output_section::append_text_sections_to_list): Do not skip
7247 section without SHF_EXECINSTR.
7248 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7250 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7251 section header. Make error messages more verbose. Check for
7252 a non-executable section linked to an EXIDX section.
7253 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7254 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7255 check that there is no deferred EXIDX section if we exit early.
7256 Instead of not making an EXIDX section in case of an error, make one
7257 and set the has_errors flag of it.
7258 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7259 in a relocatable link.
7260 (Target_arm::do_relax): Look for the EXIDX output section instead of
7261 assuming that it is called .ARM.exidx.
7262 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7263 section list. Do not check for SHF_EXECINSTR section flags but
7264 skip any input section with errors.
7265 * output.cc (Output_section::Output_section): Initialize
7266 always_keeps_input_sections_ to false.
7267 (Output_section::add_input_section): Check for
7268 always_keeps_input_sections_.
7269 * output.h (Output_section::always_keeps_input_sections,
7270 Output_section::set_always_keeps_input_sections): New methods.
7271 (Output_section::always_keeps_input_sections): New data member.
7273 2010-07-13 Rafael Espindola <espindola@google.com>
7275 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7276 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7278 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7279 Ian Lance Taylor <iant@google.com>
7281 * output.h (Output_section_lookup_maps::add_merge_section):
7282 Correct check of whether value was inserted.
7283 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7284 (Output_section_lookup_maps::add_relaxed_input_section):
7286 * arm.cc (Target_arm::got_section): Remove used local os.
7287 * i386.cc (Target_i386::got_section): Likewise.
7288 * x86_64.cc (Target_x86_64::got_section): Likewise.
7289 * sparc.cc (Target_sparc::got_section): Likewise.
7290 (Target_sparc::relocate): Remove unused local have_got_offset.
7291 * powerpc.cc (Target_powerpc::relocate): Likewise.
7293 2010-07-13 Ian Lance Taylor <iant@google.com>
7295 * compressed_output.cc (zlib_decompress): Fix signature in
7298 * archive.cc (Archive::include_member): Unlock an external member
7299 of a thin archive. Don't bother to delete an object we know is
7302 2010-07-12 Cary Coutant <ccoutant@google.com>
7304 * compressed_output.cc (zlib_decompress): New function.
7305 (get_uncompressed_size): New function.
7306 (decompress_input_section): New function.
7307 * compressed_output.h (get_uncompressed_size): New function.
7308 (decompress_input_section): New function.
7309 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7310 Handle compressed debug sections.
7311 * layout.cc (is_compressed_debug_section): New function.
7312 (Layout::output_section_name): Map compressed section names to
7314 * layout.h (is_compressed_debug_section): New function.
7315 (is_debug_info_section): Recognize compressed debug sections.
7316 * merge.cc: Include compressed_output.h.
7317 (Output_merge_data::do_add_input_section): Handle compressed
7319 (Output_merge_string::do_add_input_section): Handle compressed
7321 * object.cc: Include compressed_output.h.
7322 (Sized_relobj::Sized_relobj): Initialize new data members.
7323 (build_compressed_section_map): New function.
7324 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7325 * object.h (Object::section_is_compressed): New method.
7326 (Object::do_section_is_compressed): New method.
7327 (Sized_relobj::Compressed_section_map): New type.
7328 (Sized_relobj::do_section_is_compressed): New method.
7329 (Sized_relobj::compressed_sections_): New data member.
7330 * output.cc (Output_section::add_input_section): Handle compressed
7332 * reloc.cc: Include compressed_output.h.
7333 (Sized_relobj::write_sections): Handle compressed debug sections.
7335 2010-07-08 Cary Coutant <ccoutant@google.com>
7337 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7338 weak when resolving to a dynamic def.
7339 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7340 for weak undef/dynamic def cases. Adjust callers.
7341 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7342 undef_binding_weak_.
7343 (Symbol_table::sized_write_globals): Adjust symbol binding.
7344 (Symbol_table::sized_write_symbol): Add binding parameter.
7345 * symtab.h (Symbol::set_undef_binding): New method.
7346 (Symbol::is_undef_binding_weak): New method.
7347 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7348 (Symbol_table::should_override): Add new parameter.
7349 (Symbol_table::sized_write_symbol): Add new parameter.
7351 * testsuite/weak_undef_file1.cc: Add new test case.
7352 * testsuite/weak_undef_file2.cc: Fix header comment.
7353 * testsuite/weak_undef_test.cc: Add new test case.
7355 2010-06-29 Doug Kwan <dougkwan@google.com>
7357 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7358 Initialize USE_SYMBOL_.
7359 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7361 (Arm_reloc_property::uses_symbol_): New data member declaration.
7362 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7363 uses symbol value and symbol is undefined but not weakly undefined.
7365 2010-06-28 Rafael Espindola <espindola@google.com>
7367 * plugin.cc (Plugin::load): Use dlerror.
7369 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7371 * symtab.cc (detect_odr_violations): When reporting an ODR
7372 violation, report an object where the symbol is defined.
7374 2010-06-25 Doug Kwan <dougkwan@google.com>
7376 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7377 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7379 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7380 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7381 target hook to detect function points.
7382 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7383 * icf.h (Icf::check_section_for_function_pointers): Change type of
7384 parameter SECTION_NAME to const reference to std::string. Use
7385 target hook to determine if section may have unsafe pointers.
7386 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7389 2010-06-21 Rafael Espindola <espindola@google.com>
7391 * fileread.cc (Input_file::find_fie): New
7392 (Input_file::open): Use Input_file::find_fie.
7393 * fileread.h (Input_file::find_fie): New
7394 * plugin.cc (set_extra_library_path): New.
7395 (Plugin::load): Add set_extra_library_path to the transfer vector.
7396 (Plugin_manager::set_extra_library_path): New.
7397 (Plugin_manager::add_input_file): Use the extra search path if set.
7398 (set_extra_library_path(): New.
7399 * plugin.h (Plugin_manager): Add set_extra_library_path and
7402 2010-06-19 Cary Coutant <ccoutant@google.com>
7404 * layout.cc (gdb_sections): Add .debug_types.
7405 (lines_only_debug_sections): Likewise.
7407 2010-06-18 Rafael Espindola <espindola@google.com>
7409 * plugin.cc (add_input_file,add_input_library)
7410 (Plugin_manager::add_input_file): Make filename arguments const.
7411 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7414 2010-06-16 Doug Kwan <dougkwan@google.com>
7416 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7417 .ARM.attributes section if we have not merged any input
7418 attributes sections.
7420 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7422 * arm.cc: Allow combining objects with no EABI version
7425 2010-06-15 Rafael Espindola <espindola@google.com>
7427 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7429 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7431 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7432 (struct iovec): Correct !HAVE_READV definition.
7434 2010-06-10 Cary Coutant <ccoutant@google.com>
7436 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7437 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7439 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7442 * symtab.h (Symbol::is_placeholder): New member function.
7443 * target-reloc.h (relocate_section): Check for placeholder symbols.
7445 * testsuite/Makefile.am (plugin_test_8): New test.
7446 (plugin_test_9): New test.
7447 * testsuite/Makefile.in: Regenerate.
7449 2010-06-09 Nick Clifton <nickc@redhat.com>
7451 * yyscript.y (input_list_element): Allow strings prefixed with
7452 the '-' character. Treat these as libraries.
7453 * script.cc (script_add_library): New function. Adds a library
7454 specified by "-l<name>" found in an input script.
7455 * script-c.h: Add prototype for script_add_library.
7457 2010-06-07 Doug Kwan <dougkwan@google.com>
7459 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7460 Restrict stub-group size to be within long conditional branch
7461 range when working around cortex-A8 erratum.
7463 2010-06-07 Damien Diederen <dd@crosstwine.com>
7465 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7468 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7472 (Output_section::Input_section_sort_entry::compare_section_ordering):
7473 Change to return non-zero correctly.
7474 (Output_section::Input_section_sort_section_order_index_compare
7475 ::operator()): Change to fix ambiguity in comparisons.
7477 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7479 * gold.h (is_wildcard_string): New function.
7480 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7481 (Layout::layout_eh_frame): Ditto.
7482 (Layout::find_section_order_index): New method.
7483 (Layout::read_layout_from_file): New method.
7484 * layout.h (Layout::find_section_order_index): New method.
7485 (Layout::read_layout_from_file): New method.
7486 (Layout::input_section_position_): New private member.
7487 (Layout::input_section_glob_): New private member.
7488 * main.cc (main): Call read_layout_from_file here.
7489 * options.h (--section-ordering-file): New option.
7490 * output.cc (Output_section::input_section_order_specified_): New
7492 (Output_section::Output_section): Initialize new member.
7493 (Output_section::add_input_section): Add new parameter.
7494 Keep input sections when --section-ordering-file is used.
7495 (Output_section::set_final_data_size): Sort input sections when
7496 section ordering file is specified.
7497 (Output_section::Input_section_sort_entry): Add new parameter.
7499 (Output_section::Input_section_sort_entry::compare_section_ordering):
7501 (Output_section::Input_section_sort_compare::operator()): Change to
7502 consider section_order_index.
7503 (Output_section::Input_section_sort_init_fini_compare::operator()):
7504 Change to consider section_order_index.
7505 (Output_section::Input_section_sort_section_order_index_compare
7506 ::operator()): New method.
7507 (Output_section::sort_attached_input_sections): Change to sort
7508 according to section order when specified.
7509 (Output_section::add_input_section<32, true>): Add new parameter.
7510 (Output_section::add_input_section<64, true>): Add new parameter.
7511 (Output_section::add_input_section<32, false>): Add new parameter.
7512 (Output_section::add_input_section<64, false>): Add new parameter.
7513 * output.h (Output_section::add_input_section): Add new parameter.
7514 (Output_section::input_section_order_specified): New
7516 (Output_section::set_input_section_order_specified): New method.
7517 (Input_section::Input_section): Initialize section_order_index_.
7518 (Input_section::section_order_index): New method.
7519 (Input_section::set_section_order_index): New method.
7520 (Input_section::section_order_index_): New member.
7521 (Input_section::Input_section_sort_section_order_index_compare): New
7523 (Output_section::input_section_order_specified_): New member.
7524 * script-sections.cc (is_wildcard_string): Delete and move modified
7526 (Output_section_element_input::Output_section_element_input): Modify
7527 call to is_wildcard_string.
7528 (Output_section_element_input::Input_section_pattern
7529 ::Input_section_pattern): Ditto.
7530 (Output_section_element_input::Output_section_element_input): Ditto.
7531 * testsuite/Makefile.am (final_layout): New test case.
7532 * testsuite/Makefile.in: Regenerate.
7533 * testsuite/final_layout.cc: New file.
7534 * testsuite/final_layout.sh: New file.
7536 2010-06-01 Rafael Espindola <espindola@google.com>
7538 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7540 2010-06-01 Rafael Espindola <espindola@google.com>
7542 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7543 visibility of symbols.
7545 2010-05-27 Doug Kwan <dougkwan@google.com>
7547 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7548 from start of output section instead of address for a local symbol
7549 in a merged or relaxed section when doing a relocatable link.
7551 2010-05-26 Rafael Espindola <espindola@google.com>
7554 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7555 adding sections the garbage collector removed.
7556 * gold/testsuite/Makefile.am: Add test.
7557 * gold/testsuite/Makefile.in: Regenerate.
7558 * gold/testsuite/plugin_test_7.sh: New.
7559 * gold/testsuite/plugin_test_7_1.c: New.
7560 * gold/testsuite/plugin_test_7_2.c: New.
7562 2010-05-26 Rafael Espindola <espindola@google.com>
7564 * script-sections.cc (Output_section_definition::set_section_addresses):
7565 Check for --section-start.
7567 2010-05-26 Doug Kwan <dougkwan@google.com>
7569 * arm.cc (Arm_scan_relocatable_relocs): New class.
7570 (Target_arm::relocate_special_relocatable): New method.
7571 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7572 (Arm_relocate_functions::thumb_branch_common): Same.
7573 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7574 instead of Default_scan_relocatable_relocs.
7575 * target-reloc.h (relocate_for_relocatable): Let target handle
7576 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7577 * target.h (Sized_target::relocate_special_relocatable): New method.
7579 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7581 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7583 2010-05-23 Doug Kwan <dougkwan@google.com>
7585 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7587 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7588 with a direct branch, not a conditional branch, to a stub.
7589 * merge.cc (Output_merge_base::record_input_section): New method
7591 (Output_merge_data::do_add_input_section): Record input section if
7592 keeps-input-sections flag is set.
7593 (Output_merge_string::do_add_input_section): Ditto.
7594 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7595 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7597 (Output_merge_base::keeps_input_sections,
7598 Output_merge_base::set_keeps_input_sections,
7599 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7601 (Output_merge_base::Input_sections): New type declaration.
7602 (Output_merge_base::input_sections_begin,
7603 Output_merge_base::input_sections_end,
7604 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7605 (Output_merge_base::bool keeps_input_sections_,
7606 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7607 Output_merge_base::input_sections_): New data members.
7608 (Output_merge_data::do_set_keeps_input_sections): New method
7610 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7611 * output.cc (Output_section::Input_section::relobj): Move method
7612 defintion from class declaration to here and handle merge sections.
7613 (Output_section::Input_section::shndx): Ditto.
7614 (Output_section::Output_section): Remove initializations of removed
7615 data members and initialize new data member LOOKUP_MAPS_.
7616 (Output_section::add_input_section): Set keeps-input-sections flag
7617 for a newly created merge output section as appropriate. Adjust code
7618 to use Output_section_lookup_maps class.
7619 (Output_section::add_relaxed_input_section): Adjst code for lookup
7620 maps code refactoring.
7621 (Output_section::add_merge_input_section): Add a new parameter
7622 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7623 class. If adding input section to a newly created merge output
7624 section fails, remove the new merge section.
7625 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7626 Adjust code for use of the Output_section_lookup_maps class.
7627 (Output_section::find_merge_section): Ditto.
7628 (Output_section::build_lookup_maps): New method defintion.
7629 (Output_section::find_relaxed_input_section): Adjust code to use
7630 Output_section_lookup_maps class.
7631 (Output_section::get_input_sections): Export merge sections. Adjust
7632 code to use Output_section_lookup_maps class.
7633 (Output_section:::add_script_input_section): Adjust code to use
7634 Output_section_lookup_maps class. Update lookup maps for merge
7636 (Output_section::discard_states): Use Output_section_lookup_maps.
7637 (Output_section::restore_states): Same.
7638 * output.h (Merge_section_properties): Move class defintion out of
7640 (Output_section_lookup_maps): New class.
7641 (Output_section::Input_section::is_merge_section): New method
7643 (Output_section::Input_section::relobj): Move defintion out of class
7644 defintion. Declare method only.
7645 (Output_section::Input_section::shndx): Ditto.
7646 (Output_section::Input_section::output_merge_base): New method defintion.
7647 (Output_section::Input_section::u2_.pomb): New union field.
7648 (Output_section::Merge_section_by_properties_map,
7649 Output_section::Output_section_data_by_input_section_map,
7650 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7652 (Output_section::add_merge_input_section): Add new parameter
7653 KEEPS_INPUT_SECTIONS.
7654 (Output_section::build_lookup_maps): New method declaration.
7655 (Output_section::merge_section_map_,
7656 Output_section::merge_section_by_properties_map_,
7657 Output_section::relaxed_input_section_map_,
7658 Output_section::is_relaxed_input_section_map_valid_): Remove data
7660 (Output_section::lookup_maps_): New data member.
7662 2010-05-21 Doug Kwan <dougkwan@google.com>
7665 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7666 avoid a compilation error.
7668 2010-05-19 Rafael Espindola <espindola@google.com>
7670 * script-sections.cc (Output_section_definition::allocate_to_segment):
7671 Update the phdrs_list even when the output section is NULL.
7672 * testsuite/Makefile.am: Add test.
7673 * testsuite/Makefile.in: Regenerate.
7674 * testsuite/script_test_9.cc: New.
7675 * testsuite/script_test_9.sh: New.
7676 * testsuite/script_test_9.t: New.
7678 2010-05-19 Doug Kwan <dougkwan@google.com>
7680 * arm.cc (Arm_input_section::original_size): New method.
7681 (Arm_input_section::do_addralign): Add a cast.
7682 (Arm_input_section::do_output_offset): Remove static cast.
7683 (Arm_input_section::original_addralign,
7684 Arm_input_section::original_size_): Change type to uint32_t.
7685 (Arm_input_section::init): Add safe casts for section alignment
7687 (Arm_input_section::set_final_data_size): Do not set address and
7688 offset of stub table.
7689 (Arm_output_section::fix_exidx_coverage): Change use of of
7690 Output_section::Simple_input_section to that of
7691 Output_section::Input_section.
7692 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7693 except for the first pass.
7694 * output.cc (Output_section::get_input_sections): Change type of
7695 input_sections to std::list<Input_section>.
7696 (Output_section::add_script_input_section): Rename from
7697 Output_section::add_simple_input_section. Change type of SIS
7698 parameter from Simple_input_section to Input_section.
7699 * output.h (Output_section::Simple_input_section): Remove class.
7700 (Output_section::Input_section): Change class visibility to public.
7701 (Output_section::Input_section::addralign): Use stored alignments
7702 for special input sections if set.
7703 (Output_section::Input_section::set_addralign): New method.
7704 (Output_section::get_input_sections): Change parameter type from
7705 list of Simple_input_section to list of Input_section.
7706 (Output_section::add_script_input_section): Rename from
7707 Output_section::add_simple_input_section. Change first parameter's
7708 type from Simple_input_section to Input_section and remove the
7709 second and third parameters.
7710 * script-sections.cc (Input_section::Input_section_list): Change
7711 type to list of Output_section::Input_section/
7712 (Input_section_info::Input_section_info): Change parameter type of
7713 INPUT_SECTION to Output_section::Input_section.
7714 (Input_section_info::input_section): Change return type.
7715 (Input_section_info::input_section_): Change type to
7716 Output_section::Input_section.
7717 (Output_section_element_input::set_section_addresses): Adjust code
7718 to use Output_section::Input_section instead of
7719 Output_section::Simple_input_section. Adjust code for renaming
7720 of Output_section::add_simple_input_section.
7721 (Orphan_output_section::set_section_addresses): Ditto.
7723 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7725 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7726 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7728 2010-05-18 Rafael Espindola <espindola@google.com>
7730 * options.cc (General_options::finalize): Handle -nostdlib.
7731 * options.h (nostdlib): New option.
7732 * script.cc (script_add_search_dir): Handle -nostdlib.
7734 2010-05-12 Doug Kwan <dougkwan@google.com>
7736 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7737 attributes section only if there no attributes section after merging.
7738 (Target_arm::merge_object_attributes): Move value of
7739 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7740 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7741 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7742 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7743 and arm_attr_merge_7.stdout.
7744 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7745 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7746 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7747 arm_attr_merge_7b.o): New rules.
7748 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7750 * testsuite/Makefile.in: Regenerate.
7751 * testsuite/arm_attr_merge.sh: New file.
7752 * testsuite/arm_attr_merge_[67][ab].s: Same.
7754 2010-05-05 Nick Clifton <nickc@redhat.com>
7756 * po/es.po: Updated Spanish translation.
7758 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7760 * Makefile.am (install-exec-local): Properly install gold as
7761 default cross linker.
7762 * Makefile.in: Regenerated.
7764 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7765 Nick Clifton <nickc@redhat.com>
7767 * configure.ac (install_as_default): Define and set to false
7768 unless --enable-gold or --enable-gold=both/gold has been
7770 * configure: Regenerate.
7772 * Makefile.am (install-exec-local): Install the executable as
7773 'ld.gold'. If install_as_default is true then also install it as
7775 * Makefile.in: Regenerated.
7777 2010-04-24 Ian Lance Taylor <iant@google.com>
7779 * layout.cc (Layout::layout_reloc): In relocatable link don't
7780 combine reloc sections for grouped sections.
7782 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7784 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7785 sections that are not ordinary to icf.
7786 * icf.cc (get_section_contents): Handle relocation pointing to section
7787 with no object or shndx information.
7788 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7789 * testsuite/Makefile.in: Regenerate.
7790 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7791 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7793 2010-04-22 Ian Lance Taylor <iant@google.com>
7795 * expression.cc (Expression::Expression_eval_info): Add
7796 result_alignment_pointer field.
7797 (Expression::eval_with_dot): Add result_alignment_pointer
7798 parameter. Change all callers.
7799 (Expression::eval_maybe_dot): Likewise.
7800 (class Binary_expression): Add alignment_pointer parameter to
7801 left_value and right_value. Change all callers.
7802 (BINARY_EXPRESSION): Set result alignment.
7803 (class Trinary_expression): Add alignment_pointer parameter to
7804 arg2_value and arg3_value. Change all callers.
7805 (Trinary_cond::value): Set result alignment.
7806 (Max_expression::value, Min_expression::value): Likewise.
7807 (Align_expression::value): Likewise.
7808 * script-sections.cc (class Sections_element): Add dot_alignment
7809 parameter to set_section_addresses virtual function. Update
7811 (class Output_section_element): Likewise.
7812 (Script_sections::create_segments): Add dot_alignment parameter.
7814 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7815 (Script_sections::set_phdrs_clause_addresses): Likewise.
7816 * script-sections.h: Update declarations.
7817 * script.h: Update declarations.
7818 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7820 * testsuite/script_test_3.t: Set large alignment.
7821 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7822 segment has expected alignment.
7824 2010-04-22 Nick Clifton <nickc@redhat.com>
7826 * po/gold.pot: Updated by the Translation project.
7827 * po/vi.po: Updated Vietnamese translation.
7829 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7831 * testsuite/Makefile.am (check_PROGRAMS): Add
7832 icf_virtual_function_folding_test.
7833 * testsuite/Makefile.in: Regenerated.
7835 2010-04-15 Andrew Haley <aph@redhat.com>
7837 * options.h (merge_exidx_entries): New option.
7838 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7839 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7840 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7841 (Target_arm::merge_exidx_entries): New function.
7842 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7843 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7844 to Arm_exidx_fixup constructor.
7845 Add new arg, merge_exidx_entries.
7846 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7847 Arm_output_section::fix_exidx_coverage.
7849 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7851 * icf.cc (get_section_contents): Check for preemptible functions.
7852 Ignore addend when appropriate.
7853 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7855 (add_from_relobj): Check for section folded.
7856 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7857 * symtab.h (should_add_dynsym_entry): Add new parameter.
7858 * target-reloc.h (scan_relocs): Check for section folded.
7859 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7860 Check reloc types for function pointers in shared objects.
7861 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7863 (icf_preemptible_functions_test): New test case.
7864 (icf_string_merge_test): New test case.
7865 * testsuite.Makefile.in: Regenerate.
7866 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7867 bar_glob. Refactor code.
7868 * testsuite/icf_preemptible_functions_test.cc: New file.
7869 * testsuite/icf_preemptible_functions_test.sh: New file.
7870 * testsuite/icf_string_merge_test.cc: New file.
7871 * testsuite/icf_string_merge_test.sh: New file.
7872 * testsuite/icf_virtual_function_folding_test.cc: New file.
7873 * testsuite/icf_virtual_function_folding_test.sh: New file.
7875 2010-04-14 Doug Kwan <dougkwan@google.com>
7877 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
7878 for local symbol recounting if we remove a section due to ICF.
7879 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
7880 there are no regular objects in input.
7882 2010-04-13 Doug Kwan <dougkwan@google.com>
7884 * arm.cc (Arm_input_section::set_final_data_size): Compute
7885 accurate final data size instead of using current data size.
7887 2010-04-09 Doug Kwan <dougkwan@google.com>
7889 * layout.cc (Layout::choose_output_section): Handle script section
7891 (Layout::make_output_section_for_script): Add section type parameter.
7892 Handle script section types.
7893 * layout.h (Layout::make_output_section_for_script): Add section
7895 * output.cc (Output_section::Output_section): Initialize data member
7897 (Output_section::do_reset_address_and_file_offset): Do not set address
7898 to 0 if section is a NOLOAD section.
7899 * output.h (Output_section::is_noload): New method.
7900 (Output_section::set_is_noload): Ditto.
7901 (Output_section::is_noload_): New data member.
7902 * script-c.h (Script_section_type): New enum type.
7903 (struct Parser_output_section_header): Add new file section_type.
7904 * script-sections.cc (Sections_element::output_section_name): Add
7905 parameter for returning script section type.
7906 (Output_section_definition::output_section_name): Ditto.
7907 (Output_section_definition::section_type)P; New method.
7908 (Output_section_definiton::script_section_type_name): Ditto.
7909 (Output_section_definition::script_section_type_): New data member.
7910 (Output_section_definition::Output_section_definition): Initialize
7911 data member Output_section_definition::script_section_type_.
7912 (Output_section_definition::create_sections): Pass script section type
7913 to Layout::make_output_section_for_script.
7914 (Output_section_definition::output_section_name): Return script
7915 section type to caller.
7916 (Output_section_definition::set_section_address): Do not advance
7917 dot value and load address if section type is NOLOAD. Set address
7918 of NOLOAD sections regardless of section flags.
7919 (Output_section_definition::print): Print section type if it is
7920 not SCRIPT_SECTION_TYPE_NONE.
7921 (Output_section_definition::section_type): New method.
7922 (Output_section_definition::script_section_type_name): Ditto.
7923 (Script_sections::output_section_name): Add new parameter
7924 PSECTION_TYPE for returning script section type. Pass it to
7925 section elements. Handle discard sections.
7926 (Sort_output_sections::operator()): Handle NOLOAD sections.
7927 * script-sections.h (Script_sections::Section_type): New enum type.
7928 (Script_sections::output_section_name): Add a new parameter for
7929 returning script section type.
7930 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
7932 * yyscript.y (union): Add new field SECTION_TYPE.
7933 (COPY, DSECT, INFO, NOLOAD): New tokens.
7934 (opt_address_and_section_type): Change type to output_section_header.
7935 (section_type): New non-terminal
7936 (section_header): Handle section type.
7937 (opt_address_and_section_type): Return section type value.
7939 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
7941 * testsuite/plugin_common_test_1.c (foo): Add prototype.
7942 * testsuite/plugin_common_test_2.c (foo): Likewise.
7944 2010-04-08 Doug Kwan <dougkwan@google.com>
7946 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
7948 * output.cc (Output_section::add_merge_input_section): Simplify
7949 code and return status of Output_merge_base::add_input_section.
7950 Update merge section map only if Output_merge_base::add_input_section
7953 2010-04-07 Doug Kwan <dougkwan@google.com>
7955 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
7956 if section is marked as containing instructions but has no mapping
7958 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
7959 correct section index.
7960 (Arm_relobj::find_linked_text_section): Ditto.
7962 2010-04-07 Cary Coutant <ccoutant@google.com>
7964 * archive.cc (include_member): Destroy Read_symbols_data object before
7966 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
7967 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7968 (Read_symbols_data::~Read_symbols_data) New destructor.
7969 (Section_relocs::Section_relocs) New constructor.
7970 (Section_relocs::~Section_relocs) New destructor.
7971 (Read_relocs_data::Read_relocs_data) New constructor.
7972 (Read_relocs_data::~Read_relocs_data) New destructor.
7973 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
7974 pointers to NULL after deleting.
7976 2010-04-07 Doug Kwan <dougkwan@google.com>
7978 * arm.cc: Replace "endianity" with "endianness" in comments.
7979 (Arm_exidx_cantunwind): Ditto.
7980 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
7981 (Arm_relobj::merge_flags_and_attributes): New method.
7982 (Arm_relobj::merge_flags_and_attributes_): New data member.
7983 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
7984 (Arm_relobj::scan_sections_for_stubs): Ditto.
7985 (Arm_relobj::do_read_symbols): Check to see if we really want to
7986 merge processor-specific flags and attributes. Exit early if
7987 an object is empty except for section names and the undefined symbol.
7988 (Target_arm::do_finalize_sections): Move check for ELF format to
7989 Arm_relobj::do_read_symbols. Merge processor specific flags and
7990 attributes from a regular object only when we have determined that
7991 it is aapropriate. Do not create an .ARM.attributes section in
7992 output if there is no regular input object.
7993 (Target_arm::merge_processor_specific_flags): Check
7994 --warn-mismatch before printing any error.
7995 (Target_arm::merge_object_attributes): Ditto.
7996 * gold.cc (queue_middle_tasks): Handle the case in which there is
7997 no regular object in input.
7998 * options.cc (General_options::parse_EB): New method.
7999 (General_options::parse_EL): Same.
8000 (General_options::General_options): Initialize endianness_.
8001 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8003 (General_options::Endianness): New enum.
8004 (General_options::endianness): New method.
8005 (General_options::endianness_): New data member.
8006 * parameters.cc (Parameters::set_options): Check target endianness.
8007 (Parameters::set_target_once): Ditto.
8008 (Parameters::check_target_endianness): New method.
8009 (parameters_force_valid_target): If either -EL or -EB is specified,
8010 use it to define endianness of default target.
8011 * parameters.h (Parameters::check_target_endianness): New method
8013 * target.h (class Target): Change "endianity" to "endianness"
8016 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8018 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8019 * configure: Regenerate.
8020 * Makefile.in: Regenerate.
8021 * testsuite/Makefile.in: Regenerate.
8023 2010-04-06 Cary Coutant <ccoutant@google.com>
8026 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8027 prevailing definitions of common symbols.
8028 * testsuite/plugin_test_6.sh: New test case.
8029 * testsuite/plugin_common_test_1.c: New test case.
8030 * testsuite/plugin_common_test_2.c: New test case.
8031 * testsuite/Makefile.am (plugin_test_6): New test case.
8032 * testsuite/Makefile.in: Regenerate.
8034 2010-04-06 Nick Clifton <nickc@redhat.com>
8036 * po/vi.po: New Vietnamese translation.
8038 2010-03-30 Doug Kwan <dougkwan@google.com>
8040 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8042 2010-03-25 Doug Kwan <dougkwan@google.com>
8044 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8045 to avoid a conversion warning on a 32-bit host.
8047 2010-03-24 Ian Lance Taylor <iant@google.com>
8049 * testsuite/script_test_3.t: Add a TLS segment.
8050 * testsuite/Makefile.am (check_PROGRAMS): Add
8051 tls_phdrs_script_test.
8052 (tls_phdrs_script_test_SOURCES): Define.
8053 (tls_phdrs_script_test_DEPENDENCIES): Define.
8054 (tls_phdrs_script_test_LDFLAGS): Define.
8055 (tls_phdrs_script_test_LDADD): Define.
8056 * testsuite/Makefile.in: Rebuild.
8058 2010-03-23 Cary Coutant <ccoutant@google.com>
8060 * fileread.cc (find_or_make_view): Fix comment.
8062 2010-03-23 Ian Lance Taylor <iant@google.com>
8064 * script-sections.cc (class Orphan_section_placement): Define
8065 PLACE_TLS and PLACE_TLS_BSS.
8066 (Orphan_section_placement::Orphan_section_placement): Initialize
8068 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8069 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8070 (tls_script_test_SOURCES): Define.
8071 (tls_script_test_DEPENDENCIES): Define.
8072 (tls_script_test_LDFLAGS): Define.
8073 (tls_script_test_LDADD): Define.
8074 * testsuite/Makefile.in: Rebuild.
8076 2010-03-22 Doug Kwan <dougkwan@google.com>
8078 * arm.cc (Arm_relocate_functions::abs8,
8079 Arm_relocate_functions::abs16): Use correct check for overflow
8080 specified in the ARM ELF specs.
8081 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8082 target of a BLX instruction specially.
8083 (Reloc_stub::stub_type_for_reloc): Ditto.
8084 (Relocate::relocate): Use symbolic names instead of numeric relocation
8085 codes to report error.
8086 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8088 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8089 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8090 thumb2_blx_out_of_range.stdout
8091 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8092 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8093 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8094 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8095 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8096 thumb2_blx_in_range, thumb2_blx_in_range.o,
8097 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8098 thumb2_blx_out_of_range.o): New rules.
8099 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8100 thumb2_blx_in_range and thumb2_blx_out_of_range.
8101 * testsuite/Makefile.in: Regenerate.
8102 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8103 * testsuite/thumb_blx_in_range.s: New file.
8104 * testsuite/thumb_blx_out_of_range.s: New file.
8106 2010-03-22 Rafael Espindola <espindola@google.com>
8108 * archive.cc (Should_include): Move to archive.h.
8109 (should_include_member): Make it a member of Archive.
8111 (Add_lib_group_symbols): New.
8112 * archive.h: Include options.h.
8113 (Archive_member): Moved from Archive.
8114 (Should_include): Moved from archive.cc.
8116 (Add_lib_group_symbols): New.
8117 * dynobj.cc (do_should_include_member): New.
8118 * dynobj.h (do_should_include_member): New.
8119 * gold.cc (queue_initial_tasks): Update call to queue.
8120 * main.cc (main): Print lib group stats.
8121 * object.cc (do_should_include_member): New.
8122 * object.h: Include archive.h.
8123 (Object::should_include_member): New.
8124 (Object::do_should_include_member): New.
8125 (Sized_relobj::do_should_include_member): New.
8126 * options.cc (General_options::parse_start_lib): New.
8127 (General_options::parse_end_lib): New.
8128 (Input_arguments::add_file): Handle lib groups.
8129 (Input_arguments::start_group): Check we are not in a lib.
8130 (Input_arguments::start_lib): New.
8131 (Input_arguments::end_lib): New.
8132 * options.h (General_options): Add start_lib and end_lib.
8133 (Input_argument::lib_): New.
8134 (Input_argument::lib): New.
8135 (Input_argument::is_lib): New.
8136 (Input_file_lib): New.
8137 (Input_arguments::in_lib_): New.
8138 (Input_arguments::in_lib): New.
8139 (Input_arguments::start_lib): New.
8140 (Input_arguments::end_lib_): New.
8141 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8142 in unused members as preempted.
8143 (Sized_pluginobj::do_should_include_member): New.
8144 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8145 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8147 (Read_symbols::do_whole_lib_group): New.
8148 (Read_symbols::do_lib_group): New.
8149 (Read_symbols::do_read_symbols): Handle lib groups.
8150 (Read_symbols::get_name): Handle lib groups.
8151 * readsyms.h (Read_symbols): Add an archive member pointer.
8152 (Read_symbols::do_whole_lib_group): New.
8153 (Read_symbols::do_lib_group): New.
8154 (Read_symbols::member_): New.
8155 * script.cc (read_input_script): Update call to queue_soon.
8157 2010-03-19 Doug Kwan <dougkwan@google.com>
8159 * arm.cc (Stub_table::Stub_table): Initialize new data members
8160 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8161 (Stub_table::add_reloc_stub): Assign stub offset and update
8162 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8163 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8165 (Stub_table::update_data_size_and_addralign): Use
8166 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8167 instead of going over all reloc stubs.
8168 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8169 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8170 Stringpool_template::offset_ to size of Stringpool_char.
8171 (Stringpool_template::new_key_offset): Remove code to initialize
8172 Stringpool_template::offset_.
8173 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8174 Stringpool_template::offset_ to zero.
8176 2010-03-15 Doug Kwan <dougkwan@google.com>
8178 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8180 (Stringpool_template::new_key_offset): New method.
8181 (Stringpool_template::add_string): Assign offsets when adding new
8183 (Stringpool_template::set_string_offsets): Do not set string offsets
8184 when not optimizing.
8185 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8187 (Chunked_vector::clear): Clear size_.
8188 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8189 (Chunked_vector::size): Return size_.
8190 (Chunked_vector::push_back): Use size_ to find insert position.
8191 (Chunked_vector::size_): New data member.
8192 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8193 (Stringpool_template::new_key_offset): New method declaration.
8194 (Stringpool_template::offset_): New data member.
8196 2010-03-15 Rafael Espindola <espindola@google.com>
8198 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8199 Add_symbols' constructor.
8200 * readsyms.h (Add_symbols): Remove the input_group member.
8202 2010-03-10 Ian Lance Taylor <iant@google.com>
8204 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8205 target to ask whether a reference to a symbol requires a stack
8207 * target.h (Target::is_call_to_non_split): New function.
8208 (Target::do_is_call_to_non_split): Declare virtual function.
8209 * target.cc: Include "symtab.h".
8210 (Target::do_is_call_to_non_split): New function.
8211 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8213 2010-03-10 Cary Coutant <ccoutant@google.com>
8215 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8216 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8217 (File_read::open[2]): Add whole_file_view_ to list of views.
8218 (File_read::make_view): Remove test of whole_file_view_.
8219 (File_read::find_or_make_view): Create whole_file_view_ if
8221 (File_read::clear_views): Replace bool parameter with enum;
8222 adjust all callers. Don't delete views with permanent data;
8223 do delete cached views and views from archives if
8224 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8225 if clearing the corresponding view.
8226 * fileread.h (File_read::Clear_views_mode): New enum.
8227 (File_read::View::is_permanent_view): New method.
8228 (File_read::clear_views): Replace bool parameter
8229 with enum; adjust all callers.
8230 * options.h (General_options): Change keep_files_mapped option;
8231 add map_whole_files.
8232 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8234 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8237 2010-03-10 David S. Miller <davem@davemloft.net>
8239 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8241 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8243 * icf.cc (get_section_contents): Add '@' marker after processing the
8246 2010-03-08 Doug Kwan <dougkwan@google.com>
8248 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8249 due to a conversion warning.
8250 (Arm_relobj::update_output_local_symbol_count): Check for local
8251 symbol with unset output index.
8253 2010-03-05 Ian Lance Taylor <iant@google.com>
8255 * options.h (class General_options): Add --spare-dynamic-tags.
8256 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8257 --spare-dynamic-tags.
8259 2010-03-05 Ian Lance Taylor <iant@google.com>
8261 * incremental.cc: Include "libiberty.h".
8263 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8265 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8266 function, is_info_ member.
8267 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8268 (Versions::Versions): Update caller.
8269 (Versions::define_base_version): Likewise.
8270 (Versions::add_def): Likewise.
8272 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8274 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8275 (Scan::possible_function_pointer_reloc): New function.
8276 (Scan::local_reloc_may_be_function_pointer): Change to call
8277 possible_function_pointer_reloc.
8278 (Scan::global_reloc_may_be_function_pointer): Ditto.
8279 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8280 relocations in ".data.rel.ro._ZTV" section.
8281 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8282 * testsuite/icf_safe_so_test.cc: Ditto.
8283 * testsuite/icf_safe_test.cc: Ditto.
8284 * testsuite/icf_safe_test.sh: Ditto.
8286 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8287 Ian Lance Taylor <iant@google.com>
8289 * target-reloc.h (relocate_section): Check the symbol table index
8290 for -1U before setting the local symbol index.
8291 (scan_relocatable_relocs): If copying the relocation, record that
8292 the local symbol is required.
8293 * object.h (Symbol_value::is_output_symtab_index_set): New
8295 (Symbol_value::may_be_discarded_from_output_symtab): New
8297 (Symbol_value::has_output_symtab_entry): New function.
8298 (Symbol_value::needs_output_symtab_entry): Remove.
8299 (Symbol_value::output_symtab_index): Make sure the symbol index is
8301 (Symbol_value::set_output_symtab_index): Make sure the symbol
8302 index is not set. Make sure the new index is valid.
8303 (Symbol_value::set_must_have_output_symtab_entry): New function.
8304 (Symbol_value::has_output_dynsym_entry): New function.
8305 (Symbol_value::set_output_dynsym_index): Make sure the new index
8307 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8308 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8309 local symbol if permitted.
8310 (Sized_relobj::do_finalize_local_symbols): Call
8311 is_output_symtab_index_set rather than needs_output_symtab_entry.
8312 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8313 rather than needs_output_symtab_entry. Call
8314 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8315 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8316 is_output_symtab_index_set rather than needs_output_symtab_entry.
8317 * testsuite/discard_locals_relocatable_test.c: New file.
8318 * testsuite/discard_locals_test.sh: Test -r.
8319 * testsuite/Makefile.am (check_DATA): Add
8320 discard_locals_relocatable_test1.syms,
8321 discard_local_relocatable_test2.syms.
8322 (MOSTLYCLEANFILES): Likewise. Also add
8323 discard_locals_relocatable_test1.lout and
8324 discard_locals_relocatable_test2.out.
8325 (discard_locals_relocatable_test1.syms): New target.
8326 (discard_locals_relocatable_test.o): New target.
8327 (discard_locals_relocatable_test1.out): New target.
8328 (discard_locals_relocatable_test2.syms): New target.
8329 (discard_locals_relocatable_test2.out): New target.
8330 (various): Add missing ../ld-new dependencies.
8331 * testsuite/Makefile.in: Rebuild.
8333 2010-03-03 Nick Clifton <nickc@redhat.com>
8335 * po/fi.po: New Finnish translation.
8337 2010-03-01 Doug Kwan <dougkwan@google.com>
8339 * layout.cc (Layout::Layout): Force section types of .init_array*,
8340 .preinit_array* and .fini_array* sections.
8341 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8342 Fix check of return value of std::string::find.().
8343 (Output_section::Input_section_sort_compare::operator()): Remove
8344 comment about .init_array.
8345 (Output_section::Input_section_sort_init_fini_compare::operator()):
8347 (Output_section::sort_attached_input_sections): Handle .init_array
8348 and .fini_array specially.
8349 * output.h (Output_section::Inut_section_sort_compare): Update
8351 (Output_section::Input_section_sort_init_fini_compare): New struct.
8353 2010-02-26 Doug Kwan <dougkwan@google.com>
8355 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8356 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8357 * testsuite/debug_msg.sh: Avoid matching source line number for
8358 use of global variable undef_int.
8360 2010-02-26 Doug Kwan <dougkwan@google.com>
8362 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8363 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8364 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8365 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8366 * options.cc (General_options::General_options): Initialize member
8368 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8369 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8370 and rm_no_fix_v4bx.stdout
8371 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8372 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8373 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8374 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8375 and arm_no_fix_v4bx.
8376 * Makefile.in: Regenerate.
8377 * testsuite/arm_fix_v4bx.s: New file.
8378 * testsuite/arm_fix_v4bx.sh: Ditto.
8380 2010-02-24 Doug Kwan <dougkwan@google.com>
8382 * arm.cc (Target_arm::got_section): Make the .got section the first
8383 non RELRO section in the data segment.
8384 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8385 suffixes of section names.
8387 2010-02-24 Doug Kwan <dougkwan@google.com>
8389 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8390 flags and attributes merging if an input file is a binary file.
8391 * fileread.cc (Input_file::open): Record format of original file.
8392 * fileread.h (Input_file::Format): New enum type.
8393 (Input_file::Input_file): Initialize data member format_.
8394 (Input_file::format): New method definition.
8395 (Input_file::format_):: New data member.
8397 2010-02-24 Doug Kwan <dougkwan@google.com>
8399 * arm.cc (Arm_output_data_got): New class.
8400 (ARM_TCB_SIZE): New constant
8401 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8402 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8403 If user uses a script with a SECTIONS clause, issue only a warning
8404 for a misplaced EXIDX input section. Otherwise, issue an error.
8405 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8407 (Target_arm::got_mode_index_entry): Handle static linking.
8408 (Target_arm::Scan::local): Ditto.
8409 (Target_arm::Scan::global): Ditto.
8410 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8411 all incorrectly implemented relocations.
8412 (Target_arm::fix_exidx_coverage): Pass layout to
8413 Arm_output_section::fix_exidx_coverage.
8414 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8415 from ".ARM.exidx." and ".ARM.extab.".
8417 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8419 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8420 section if it does not already exist.
8421 * attributes.cc (Attributes_section_data::Attributes_section_data):
8422 Don't crash if size is zero.
8424 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8425 Ian Lance Taylor <iant@google.com>
8427 * gold.cc (queue_middle_tasks): If no input files were opened,
8429 * workqueue.h (Task_function::Task_function): Assert that there is
8432 2010-02-22 Doug Kwan <dougkwan@google.com>
8434 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8435 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8436 types to avoid warnings due to different uint64_t implementations
8439 2010-02-21 Doug Kwan <dougkwan@google.com>
8441 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8442 handling of the maximum backward branch offset.
8443 (Arm_relocate_functions::thumb_branch_common): Ditto.
8444 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8445 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8446 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8447 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8448 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8449 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8450 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8451 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8452 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8453 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8454 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8455 thumb2_bl_out_of_range.o): New rules.
8456 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8457 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8458 thumb2_bl_out_of_range
8459 * testsuite/Makefile.in: Regenerate.
8460 * testsuite/arm_bl_in_range.s: New file.
8461 * testsuite/arm_bl_out_of_range.s: Ditto.
8462 * testsuite/arm_branch_in_range.sh: Ditto.
8463 * testsuite/arm_branch_range.t: Ditto.
8464 * testsuite/thumb2_branch_range.t: Ditto.
8465 * testsuite/thumb_bl_in_range.s: Ditto.
8466 * testsuite/thumb_bl_out_of_range.s: Ditto.
8467 * testsuite/thumb_branch_range.t: Ditto.
8469 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8471 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8472 Add reloc offset information.
8473 * icf.cc (get_section_contents): Change iterators to point to the new
8474 vectors. Add reloc offset information to the contents.
8475 * icf.h (Icf::Sections_reachable_info): New typedef.
8476 (Icf::Sections_reachable_list): New typedef.
8477 (Icf::Offset_info): New typedef.
8478 (Icf::Reloc_info): New struct typedef.
8479 (Icf::Reloc_info_list): New typedef.
8480 (Icf::symbol_reloc_list): Delete method.
8481 (Icf::addend_reloc_list): Delete method.
8482 (Icf::section_reloc_list): Delete method.
8483 (Icf::reloc_info_list): New method.
8484 (Icf::reloc_info_list_): New member.
8486 2010-02-19 Doug Kwan <dougkwan@google.com>
8488 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8489 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8490 * arm.cc (Arm_relocation_functions): New forward declaration.
8491 (Target_arm::Target_arm): Initialize new data members
8492 got_mod_index_offset_ and tls_base_symbol_defined_.
8493 (Target_arm::Relocate::relocate_tls): New method.
8494 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8495 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8497 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8498 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8499 (Target_arm::got_mod_index_offset_,
8500 Target_arm::tls_base_symbol_defined_): New data members.
8501 (Target_arm::Scan::local, Target::Scan::global,
8502 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8505 2010-02-18 Doug Kwan <dougkwan@google.com>
8507 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8508 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8509 text section as a parameter becuase some broken tools may not set
8510 the link in section header.
8511 (Target_arm::has_got_section): New method.
8512 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8513 without any mapping symbol as data only. Remove warning.
8514 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8515 link in its section header, try to discover the link by inspecting the
8516 REL31 relocation at the beginning of the section.
8517 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8519 (Target_arm::Scan::global): Treat any reference to the symbol
8520 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8522 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8524 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8525 (Scan::global_reloc_may_be_function_pointer): New function.
8526 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8527 (Scan::global_reloc_may_be_function_pointer): New function.
8528 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8529 (Scan::global_reloc_may_be_function_pointer): New function.
8530 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8531 (Scan::global_reloc_may_be_function_pointer): New function.
8532 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8533 (Scan::global_reloc_may_be_function_pointer): New function.
8534 (Scan::possible_function_pointer_reloc): New function.
8535 (Target_x86_64::can_check_for_function_pointers): New function.
8536 * gc.h (gc_process_relocs): Scan relocation types to determine if
8537 function pointers were taken for targets that support it.
8538 * icf.cc (Icf::find_identical_sections): Include functions for
8539 folding in safe ICF whose pointer is not taken.
8540 * icf.h (Secn_fptr_taken_set): New typedef.
8541 (fptr_section_id_): New member.
8542 (section_has_function_pointers): New function.
8543 (set_section_has_function_pointers): New function.
8544 (check_section_for_function_pointers): New function.
8545 * options.h: Fix comment for safe ICF option.
8546 * target.h (can_check_for_function_pointers): New function.
8547 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8548 Modify icf_safe_test for X86-64.
8549 * testsuite/Makefile.in: Regenerate.
8550 * testsuite/icf_safe_so_test.cc: New file.
8551 * testsuite/icf_safe_so_test.sh: New file.
8552 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8553 (main): Change to take pointer to function kept_func_3.
8554 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8555 folding is done correctly for X86-64.
8557 2010-02-12 David S. Miller <davem@davemloft.net>
8559 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8560 is_symbolless parameter.
8561 (Output_reloc<SHT_REL>::is_symbolless): New.
8562 (Output_reloc<SHT_REL>::is_symbolless_): New.
8563 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8564 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8565 (Output_reloc<SHT_RELA>::is_symbolless): New.
8566 (Output_data_reloc::add_global): Handle is_symbolless.
8567 (Output_data_reloc::add_global_relative): Likewise.
8568 (Output_data_reloc::add_local): Likewise.
8569 (Output_data_reloc::add_local_relative): Likewise.
8570 (Output_data_reloc::add_symbolless_global_addend): New.
8571 (Output_data_reloc::add_symbolless_local_addend): New.
8572 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8574 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8575 instead of ->is_relative_
8576 (Output_reloc::write): Likewise.
8577 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8578 (Output_reloc::write_rel): Simplify.
8580 * sparc.cc (Target_sparc::Scan::local): Use
8581 ->add_symbolless_local_addend as needed.
8582 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8583 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8584 based upon relocation offset.
8586 2010-02-11 Doug Kwan <dougkwan@google.com>
8588 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8589 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8590 beginning of function.
8591 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8592 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8593 parameter is_32bit in calls to should_apply_static_reloc.
8594 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8595 (check_DATA): Add arm_abs_global.stdout.
8596 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8597 arm_abs_global.stdout): New rules.
8598 (MOSTLLYCLEANFILES): Add arm_abs_global
8599 * Makefile.in: Regenerate.
8600 * testsuite/arm_abs_global.s: New file.
8601 * testsuite/arm_abs_global.sh: Ditto.
8602 * testsuite/arm_abs_lib.s: Ditto.
8604 2010-02-11 Ian Lance Taylor <iant@google.com>
8606 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8608 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8609 Allocate_commons_task first.
8610 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8611 task, rather than symtab_lock_.
8612 (Gc_process_relocs::~Gc_process_relocs): New function.
8613 (Gc_process_relocs::is_runnable): Check this_blocker_.
8614 (Gc_process_relocs::locks): Use next_blocker_ rather than
8616 (Scan_relocs::~Scan_relocs): New function.
8617 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8619 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8621 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8622 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8623 constructor accordingly.
8624 (class Gc_process_relocs): Likewise.
8625 (class Scan_relocs): Likewise.
8626 * common.h (class Allocate_commons_task): Remove symtab_lock_
8627 field, and corresponding constructor parameter.
8628 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8630 (Allocate_commons_task::locks): Likewise.
8632 2010-02-11 Ian Lance Taylor <iant@google.com>
8634 * gold-threads.h (class Once): Define.
8635 (class Initialize_lock): Rewrite as child of Once.
8636 * gold-threads.cc (class Once_initialize): Define.
8637 (once_pointer_control): New static variable.
8638 (once_pointer, once_arg): New static variables.
8639 (c_run_once): New static function.
8640 (Once::Once, Once::run_once, Once::internal_run): New functions.
8641 (class Initialize_lock_once): Remove.
8642 (initialize_lock_control): Remove.
8643 (initialize_lock_pointer): Remove.
8644 (initialize_lock_once): Remove.
8645 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8646 (Initialize_lock::initialize): Rewrite.
8647 (Initialize_lock::do_run_once): New function.
8648 * archive.cc (Archive::interpret_header): Only clear name if it is
8650 * fileread.cc: Include "gold-threads.h"
8651 (file_counts_lock): New static variable.
8652 (file_counts_initialize_lock): Likewise.
8653 (File_read::release): Only increment counts when using --stats.
8654 Use a lock around the increment.
8655 * parameters.cc (class Set_parameters_target_once): Define.
8656 (set_parameters_target_once): New static variable.
8657 (Parameters::Parameters): Move here from parameters.h.
8658 (Parameters::set_target): Rewrite.
8659 (Parameters::set_target_once): New function.
8660 (Parameters::clear_target): Move here and rewrite.
8661 * parameters.h (class Parameters): Update declarations. Add
8662 set_parameters_target_once_ field.
8663 (Parameters::Parameters): Move to parameters.cc.
8664 (Parameters::clear_target): Likewise.
8665 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8667 (Start_group::~Start_group): New function.
8668 (Start_group::is_runnable): New function.
8669 (Start_group::locks, Start_group::run): New functions.
8670 (Finish_group::run): Change saw_undefined to size_t.
8671 * readsyms.h (class Start_group): Define.
8672 (class Finish_group): Change saw_undefined_ field to size_t.
8673 (Finish_group::Finish_group): Remove saw_undefined and
8674 this_blocker parameters. Change all callers.
8675 (Finish_group::set_saw_undefined): New function.
8676 (Finish_group::set_blocker): New function.
8677 * symtab.h (class Symbol_table): Change saw_undefined to return
8678 size_t. Change saw_undefined_ field to size_t.
8679 * target-select.cc (Set_target_once::do_run_once): New function.
8680 (Target_selector::Target_selector): Initialize set_target_once_
8681 field. Don't initialize lock_ and initialize_lock_ fields.
8682 (Target_selector::instantiate_target): Rewrite.
8683 (Target_selector::set_target): New function.
8684 * target-select.h (class Set_target_once): Define.
8685 (class Target_selector): Update declarations. Make
8686 Set_target_once a friend. Remove lock_ and initialize_lock_
8687 fields. Add set_target_once_ field.
8689 2010-02-10 Ian Lance Taylor <iant@google.com>
8691 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8693 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8694 (queue_middle_tasks): Add all blockers before queueing any tasks.
8695 (queue_final_tasks): Likewise.
8696 * token.h (Task_token::add_blockers): New function.
8697 * object.h (Input_objects::number_of_relobjs): New function.
8699 2010-02-10 Ian Lance Taylor <iant@google.com>
8701 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8702 shared, not if not position independent.
8703 * x86_64.cc (Relocate::relocate_tls): Likewise.
8704 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8705 (tls_pie_pic_test): New target.
8706 * testsuite/Makefile.in: Rebuild.
8708 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8709 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8710 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8711 * testsuite/Makefile.in: Rebuild.
8713 2010-02-09 David S. Miller <davem@davemloft.net>
8715 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8716 R_SPARC_RELATIVE using ->add_local_relative().
8717 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8719 * output.h (Output_data_dynamic::add_section_size): New method
8720 that takes two Output_data objects.
8721 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8722 entry param. Handle it in initializers.
8723 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8724 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8725 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8727 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8728 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8729 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8730 for dynrel_includes_plt.
8731 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8732 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8733 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8735 (Target_sparc::do_finalize_sections): Update to pass true for
8736 dynrel_includes_plt.
8737 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8738 output before .rela.plt
8739 (Target_powerpc::do_finalize_sections): Update to pass true for
8740 dynrel_includes_plt when 32-bit.
8742 2010-02-08 Doug Kwan <dougkwan@google.com>
8744 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8746 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8747 Arm_relobj::scan_section_for_cortex_a8_stubs,
8748 Arm_relobj::do_relocation_section): Instead of calling
8749 Output_section::output_address, use faster
8750 Arm_relobj::simple_input_section_output_address.
8752 2010-02-08 David S. Miller <davem@davemloft.net>
8754 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8755 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8756 relocation helper function.
8758 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8759 just like R_SPARC_GOT{10,13,22}.
8760 (Target_sparc::Scan::local): Likewise.
8761 (Target_sparc::Relocate:relocate): Likewise.
8763 2010-02-06 Ian Lance Taylor <iant@google.com>
8765 * configure.ac: Rewrite targetobjs duplicate removal code to use
8766 only shell constructs.
8767 * configure: Rebuild.
8769 2010-02-05 Doug Kwan <dougkwan@google.com>
8772 * arm.cc (Arm_relobj::section_is_scannable): New method.
8773 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8774 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8776 2010-02-04 Doug Kwan <dougkwan@google.com>
8779 * arm-reloc-property.cc (cstdio): Include.
8780 * configure.ac (targetobjs): Remove duplicates.
8781 * configure: Regenerate.
8782 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8783 big and little endian version for a given address size.
8785 2010-02-03 Doug Kwan <dougkwan@google.com>
8787 * arm-reloc-property.cc
8788 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8790 * arm-reloc-property.h
8791 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8792 New method definition.
8793 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8795 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8797 (GOT_PREL): Change implemented to Y.
8798 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8799 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8800 (Arm_relocate_functions::movw_abs_nc): Remove method.
8801 (Arm_relocate_functions::movt_abs): Ditto.
8802 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8803 (Arm_relocate_functions::thm_movt_abs): Ditto.
8804 (Arm_relocate_functions::movw_rel_nc): Ditto.
8805 (Arm_relocate_functions::movw_rel): Ditto.
8806 (Arm_relocate_functions::movt_rel): Ditto.
8807 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8808 (Arm_relocate_functions:thm_movw_rel): Ditto.
8809 (Arm_relocate_functions:thm_movt_rel): Ditto.
8810 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8811 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8812 New method definitions.
8813 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8814 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8815 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8816 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8817 (Target_arm::Relocate::relocate): Check for non-static or
8818 unimplemented relocation code and exit early. Change calls to
8819 Target_arm::reloc_uses_thumb_bit and
8820 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8821 instead. Refactor code to handle similar relocations to increase
8822 code sharing. Remove check for unsupported relocation code in switch
8824 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8825 relocation property table to find out size. Change error message to
8826 print out the name of a relocation code instead of the numeric value.
8827 (Target_arm::scan_reloc_for_stub): Use relocation property table
8828 instead of calling Target_arm::reloc_uses_thumb_bit().
8830 2010-02-02 Doug Kwan <dougkwan@google.com>
8832 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8833 types of relaxed input section.
8835 2010-02-02 Doug Kwan <dougkwan@google.com>
8837 * Makefile.am (HFILES): Add arm-reloc-property.h.
8839 (TARGETSOURCES): Add arm-reloc-property.cc
8840 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8841 (libgold_a_SOURCES): $(DEFFILES)
8842 * Makefile.in: Regenerate.
8843 * arm-reloc-property.cc: New file.
8844 * arm-reloc-property.h: New file.
8845 * arm-reloc.def: New file.
8846 * arm.cc: Update comments.
8847 (arm-reloc-property.h): New included header.
8848 (arm_reloc_property_table): New global variable.
8849 (Target_arm::do_select_as_default_target): New method definition.
8850 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8851 arm-reloc-property to targ_extra_obj.
8852 * parameters.cc (set_parameters_target): Call
8853 Target::select_as_default_target().
8854 * target.h (Target::select_as_default_target): New method definition.
8855 (Target::do_select_as_default_target): Same.
8857 2010-02-01 Doug Kwan <dougkwan@google.com>
8859 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8860 first_output_text_section_.
8861 (Arm_exidx_fixup::first_output_text_section): New method definition.
8862 (Arm_exidx_fixup::first_output_text_section_): New data member.
8863 (Arm_exidx_fixup::process_exidx_section): Record the first text
8864 output section seen.
8865 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8866 and entsize in output section header.
8868 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8870 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
8871 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
8872 (Arm_relocate_functions::thm_alu11): New Method.
8873 (Arm_relocate_functions::thm_pc8): New Method.
8874 (Arm_relocate_functions::thm_pc12): New Method.
8875 (Target_arm::Scan::local): Handle the relocations.
8876 (Target_arm::Scan::global): Likewise.
8877 (Target_arm::Relocate::relocate): Likewise.
8878 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8880 2010-01-29 Doug Kwan <dougkwan@google.com>
8882 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
8883 of relocation types as ld.
8885 2010-01-29 Doug Kwan <dougkwan@google.com>
8887 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
8889 (Arm_relocate_functions::thumb_branch_common): Ditto.
8890 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
8891 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8892 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
8893 Arm_relocate_functions::jump24): Remove.
8894 (Target_arm::Relocate::relocate): Adjust code to call
8895 Arm_relocation_functions::arm_branch_common and
8896 Arm_relocation_functions::thumb_branch_common instead of their removed
8897 wrappers. Merge switch-cases together to reduce source code size.
8899 2010-01-29 Doug Kwan <dougkwan@google.com>
8901 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
8902 output_local_symbol_count_needs_update_.
8903 (Arm_relobj::output_local_symbol_count_needs_update,
8904 Arm_relobj::set_output_local_symbol_count_needs_update,
8905 Arm_relobj::update_output_local_symbol_count): New methods.
8906 (Arm_relobj::output_local_symbol_count_needs_update_): New data
8908 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
8909 of pointed function as in a R_ARM_PREL31 relocation.
8910 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
8911 for output local symbol count updating.
8912 (Target_arm::do_relax): Update output local symbol counts in objects
8914 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
8916 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8918 * arm.cc: Added support for the ARM relocations:
8919 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
8920 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
8921 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8923 (Arm_relocate_functions::movw_rel): New method.
8924 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
8925 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
8927 (Arm_relocate_functions::thm_movw_rel): New method.
8928 (Arm_relocate_functions::thm_movt_rel): Renamed (was
8930 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
8932 (Target_arm::Scan::global): Likewise.
8933 (Target_arm::Relocate::relocate): Likewise.
8934 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8937 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8939 * arm.cc: Added support for ARM group relocations.
8940 (Target_arm::reloc_needs_sym_origin): New method.
8941 (Arm_relocate_functions::calc_grp_kn): New method.
8942 (Arm_relocate_functions::calc_grp_residual): New method.
8943 (Arm_relocate_functions::calc_grp_gn): New method.
8944 (Arm_relocate_functions::arm_grp_alu): New Method.
8945 (Arm_relocate_functions::arm_grp_ldr): New Method.
8946 (Arm_relocate_functions::arm_grp_ldrs): New Method.
8947 (Arm_relocate_functions::arm_grp_ldc): New Method.
8948 (Target_arm::Scan::local): Handle the ARM group relocations.
8949 (Target_arm::Scan::global): Likewise.
8950 (Target_arm::Relocate::relocate): Likewise.
8951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8954 2010-01-26 Doug Kwan <dougkwan@google.com>
8956 * arm.cc (set): Include.
8957 (class Arm_exidx_fixup): Change type of last_input_section_ to const
8959 (Arm_output_section::Text_section_list): New type.
8960 (Arm_output_section::append_text_sections_to_list): New method.
8961 (Arm_output_section::fix_exidx_coverage): Ditto.
8962 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
8963 (Arm_relobj::convert_input_section_to_relaxed_section): Use
8964 Relobj::set_section_offset() instead of
8965 Sized_relobj::invalidate_section_offset().
8966 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
8967 parameter for section headers. Ignore relocation sections for
8968 unallocated sections and EXIDX sections.
8969 (Target_arm::fix_exidx_coverage): New method.
8970 (Target_arm::output_section_address_less_than): New type.
8971 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
8972 linked text section instead of the EXIDX section.
8973 (Arm_output_section::create_stub_group): Add an assertion to check
8974 that this is not an EXIDX output section.
8975 (Arm_output_section::append_text_sections_to_list): New method.
8976 (Arm_output_section::fix_exidx_coverage): Ditto.
8977 (Arm_relobj::scan_sections_for_stubs): Adjust call to
8978 Arm_relobj::section_needs_reloc_stub_scanning.
8979 (Target_arm::do_relax): Fix EXIDX output section coverage in the
8981 (Target_arm::fix_exidx_coverage): New method.
8982 * object.h (Relobj::set_output_section): New method.
8983 (Sized_relobj::invalidate_section_offset): Remove method.
8984 (Sized_relobj::do_invalidate_section_offset): Remove method.
8985 (Sized_relobj::do_set_section_offset): Handle offset value -1.
8987 2010-01-25 Doug Kwan <dougkwan@google.com>
8989 * arm.cc (Arm_exidx_merged_section::do_output_offset):
8990 Fix warning due to signed and unsigned comparison on a 32-bit host.
8992 2010-01-22 Doug Kwan <dougkwan@google.com>
8994 * arm.cc (Target_arm::do_relax): Record an output section for section
8995 offset adjustment it contains any stub table that has changed.
8996 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
8997 offsets in an output section if necessary.
8998 * output.cc (Output_section::Output_section): Initialize
8999 section_offsets_need_adjustments_.
9000 (Output_section::add_input_section_for_script): Renamed to
9001 Output_section::add_simple_input_section.
9002 (Output_section::save_states): Add a comment.
9003 (Output_section::discard_states): New method defintion.
9004 (Output_section::adjust_section_offsets): Same.
9005 * output.h (Output_section::add_input_section_for_script): Renamed to
9006 Output_section::add_simple_input_section.
9007 (Output_section::discard_states): New method declaration.
9008 (Output_section::adjust_section_offsets): Same.
9009 (Output_section::section_offsets_need_adjustment,
9010 Output_section::set_section_offsets_need_adjustment): New method
9012 (Output_section::section_offsets_need_adjustment_): New data member.
9013 * script-sections.cc
9014 (Output_section_element_input::set_section_address): Adjust code for
9015 renaming of Output_section::add_input_section_for_script.
9016 (Orphan_output_section::set_section_address): Same.
9018 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9020 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9021 Fix_v4bx enum values .
9022 * gold/options.h (General_options): New option definitions.
9023 (General_options::fix_v4bx): New method.
9024 (General_options::Fix_v4bx): New enum.
9025 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9026 (General_options::parse_fix_v4bx_interworking): New method.
9028 2010-01-22 Doug Kwan <dougkwan@google.com>
9030 * arm.cc (Arm_exidx_fixup): New class.
9032 2010-01-21 Doug Kwan <dougkwan@google.com>
9034 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9036 (Arm_exidx_section_offset_map): New type.
9038 2010-01-21 Doug Kwan <dougkwan@google.com>
9040 * arm.cc (Arm_exidx_input_section): New class.
9041 (Arm_relobj::exidx_input_section_by_link,
9042 Arm_relobj::exidx_input_section_by_shndx,
9043 Arm_relobj::make_exidx_input_section): New methods.
9044 (read_arm_attributes_section): Remove.
9045 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9046 information about them.
9047 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9050 2010-01-20 Doug Kwan <dougkwan@google.com>
9052 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9053 Input_section_specifier to Section_id.
9054 (Target_arm::new_arm_input_section: Adjust code for change of key
9056 (Target_arm::find_arm_input_section): Ditto.
9057 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9058 (Section_id): Remove.
9059 (Garbage_collection::Section_id_hash): Remove.
9060 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9061 (Section_id): Remove.
9062 (Icf::Section_id_hash): Remove.
9063 * object.h (Section_id, Const_section_id, Section_id_hash,
9064 Const_section_id_hash): New type definitions.
9065 * output.cc (Output_section::add_relaxed_input_section): Change to
9066 use Const_section_id instead of Input_section_specifier as key type.
9067 (Output_section::add_merge_input_section): Ditto.
9068 (Output_section::build_relaxation_map): Change to use Section_id
9069 instead of Input_section_specifier as key type.
9070 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9072 (Output_section::convert_input_sections_to_relaxed_sections): Change
9073 to use Const_section_id instead of Input_section_specifier as key type.
9074 (Output_section::find_merge_section): Ditto.
9075 (Output_section::find_relaxed_input_section): Ditto.
9076 * output.h (Input_section_specifier): Remove class.
9077 (Output_section::Output_section_data_by_input_section_map): Change
9078 key type to Const_section_id.
9079 (Output_section::Output_relaxed_input_section_by_input_section_map):
9081 (Output_section::Relaxation_map): Change key type to Section_id.
9083 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9085 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9086 (class Arm_v4bx_stub): New class.
9087 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9088 (Stub_factory::make_arm_v4bx_stub): New method.
9089 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9090 (Stub_table::empty): Handle v4bx stubs.
9091 (Stub_table::add_arm_v4bx_stub): New method.
9092 (Stub_table::find_arm_v4bx_stub): New method.
9093 (Arm_relocate_functions::v4bx): New method.
9094 (Target_arm::fix_v4bx): New method.
9095 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9096 (Stub_table::relocate_stubs): Likewise.
9097 (Stub_table::do_write): Likewise.
9098 (Stub_table::update_data_size_and_addralign): Likewise.
9099 (Stub_table::finalize_stubs): Likewise.
9100 (Target_arm::Scan::local): Likewise.
9101 (Target_arm::Scan::global): Likewise.
9102 (Target_arm::do_finalize_sections): Likewise.
9103 (Target_arm::Relocate::relocate): Likewise.
9104 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9106 (Target_arm::scan_reloc_for_stub): Likewise.
9107 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9109 2010-01-19 Ian Lance Taylor <iant@google.com>
9111 * output.cc (Output_section_headers::do_sized_write): Write large
9112 segment count to sh_info field.
9113 (Output_file_header::do_sized_write): For large segment count,
9114 write PN_XNUM to e_phnum field.
9116 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9118 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9119 (Arm_relocate_functions::thm_jump8): New function.
9120 (Arm_relocate_functions::thm_jump11): New function.
9121 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9123 (Target_arm::Scan::global): Likewise.
9124 (Target_arm::Relocate::relocate): Likewise.
9125 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9128 2010-01-14 Doug Kwan <dougkwan@google.com>
9130 * arm.cc (map, utility): Include headers.
9131 (Target_arm::apply_cortex_a8_workaround): New method.
9132 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9133 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9134 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9135 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9136 the --[no-]fix-cortex-a8 command line options.
9137 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9138 (Target_arm::relocate_stub): Use addend in instruction template.
9139 * options.h (DEFINE_bool): Set the user-set flag.
9140 (General_options): Add --[no-]-fix-cortex options.
9141 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9142 : Update fast look-up map after conversion.
9144 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9146 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9147 in the first pass of do_layout.
9149 2010-01-13 Doug Kwan <dougkwan@google.com>
9151 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9152 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9153 apparent compiler problem of not folding static constant integral
9154 data members of elfcpp::Elf_sizes<32>.
9156 2010-01-13 Doug Kwan <dougkwan@google.com>
9158 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9159 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9160 Arm_relobj::scan_section_for_cortex_a8_erratum,
9161 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9162 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9163 sections to scan for relocation stubs into a new method
9164 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9165 relocation and Cortex-A8 stub scanning.
9166 (Target_arm::do_relax): Force stubs to be after stubbed sections
9167 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9168 the beginning of a new relaxation pass. Update a comment.
9169 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9171 2010-01-12 Ian Lance Taylor <iant@google.com>
9173 * target-reloc.h (visibility_error): New inline function.
9174 (relocate_section): Call visibility_error.
9175 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9176 (MOSTLYCLEANFILES): Likewise.
9177 (protected_4_pic.o, protected_3.err): New targets.
9178 * testsuite/protected_4.cc: New file.
9180 2010-01-12 Doug Kwan <dougkwan@google.com>
9182 * arm.cc (Cortex_a8_reloc): New class.
9183 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9184 and cortex_a8_relocs_info_.
9185 (Target_arm::fix_cortex_a8): New method definition.
9186 (Target_arm::Cortex_a8_relocs_info): New type.
9187 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9188 New data member declarations.
9189 (Target_arm::scan_reloc_for_stub): Record information about
9190 relocations for THUMB branches that might be exempted from the
9191 Cortex-A8 workaround.
9192 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9193 at the beginning of a relaxation pass.
9195 2010-01-12 Doug Kwan <dougkwan@google.com>
9197 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9198 (Arm_relobj::Mapping_symbol_position,
9199 Arm_reloj::Mapping_symbol_position_less,
9200 Arm_relobj::Mapping_symbols_info): New types.
9201 (Target_arm::is_mapping_symbol_name): New method definition.
9202 (Arm_relobj::do_count_local_symbols): Save information about mapping
9205 2010-01-11 Doug Kwan <dougkwan@google.com>
9207 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9208 Arm_relocate_functions::thumb32_branch_upper,
9209 Arm_relocate_functions::thumb32_branch_lower,
9210 Arm_relocate_functions::thumb32_cond_branch_offset,
9211 Arm_relocate_functions::thumb32_cond_branch_upper,
9212 Arm_relocate_functions::thumb32_cond_branch_lower,
9213 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9214 branch offset encoding.
9215 (Arm_relocate_functions::thumb_branch_common): Use new branch
9216 offset encoding methods to avoid code duplication.
9217 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9218 (Stub_addend_reader::operator()): Use new branch encoding method
9219 to avoid code duplication.
9221 2010-01-11 Doug Kwan <dougkwan@google.com>
9223 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9224 (Target_arm::do_finalize_sections): Define special EXIDX section
9225 symbols only if referenced.
9226 * gc.h (Garbage_collection::add_reference): New method.
9227 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9230 2010-01-11 Ian Lance Taylor <iant@google.com>
9232 * script.cc (Version_script_info::build_expression_list_lookup):
9233 Change complaing about duplicate wildcard match from error to
9236 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9238 (Version_script_info::Version_script_info): Initialize globs_,
9239 default_version_, default_is_global_, and exact_. Don't
9240 initialize globals_ or locals_.
9241 (Version_script_info::build_lookup_tables): Build local symbols
9243 (Version_script_info::unquote): New function.
9244 (Version_script_info::add_exact_match): New function.
9245 (Version_script_info::build_expression_list_lookup): Remove lookup
9246 parameter. Add is_global parameter. Change all callers. Handle
9247 wildcard pattern specially. Unquote pattern. Call
9249 (Version_script_info::get_name_to_match): New function.
9250 (Version_script_info::get_symbol_version): New function.
9251 (Version_script_info::get_symbol_version_helper): Remove.
9252 (Version_script_info::check_unmatched_names): Call unquote.
9253 * script.h (class Version_script_info): Change get_symbol_version
9254 to be non-inline and add is_global parameter; change all callers.
9255 Rewrite symbol_is_local. Update declarations. Define struct
9256 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9257 Remove globals_ and locals_ members. Add exact_, globs_,
9258 default_version_, is_global_.
9259 (Version_script_info::Glob): Remove pattern, add expression and
9260 is_global. Update constructor. Change all callers.
9261 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9263 (Versions::symbol_section_contents): If a symbol is undefined, or
9264 defined in a dynamic object, set the version index to
9266 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9268 (Symbol_table::add_from_pluginobj): Likewise.
9269 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9271 2010-01-11 Doug Kwan <dougkwan@google.com>
9273 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9274 (incremental_dump_LDADD): Add linking option for libintl.
9275 * Makefile.in: Regenerate.
9277 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9280 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9282 * testsuite/Makefile.in: Regenerated.
9284 2010-01-10 Doug Kwan <dougkwan@google.com>
9286 * options.h (DEFINE_var): Use parentheses around argument varname__
9287 in macro body to avoid any unintended subsequent substitutions.
9289 2010-01-10 Ian Lance Taylor <iant@google.com>
9291 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9292 candidates before doing symbol resolution.
9294 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9295 ODR candidates if only one is weak.
9297 2010-01-08 Ian Lance Taylor <iant@google.com>
9299 * script.cc (Version_script_info::build_expression_list_lookup):
9300 Don't warn about ambiguous version, just record the ambiguity.
9301 (Version_script_info::get_symbol_version_helper): Give error if
9302 version is ambiguous.
9304 2010-01-08 Doug Kwan <dougkwan@google.com>
9306 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9307 prev_data_size_ and prev_addralign_. Remove initializer for
9308 deleted data member has_been_changed_.
9309 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9310 to determine if the table is empty.
9311 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9313 (Stub_table::add_reloc_stub): Define method in class definition
9314 instead of just declaring it there.
9315 (Stub_table::add_cortex_a8_stub): New method definition.
9316 (Stub_table::update_data_size_and_addralign): Ditto.
9317 (Stub_table::finalize_stubs): Ditto.
9318 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9319 (Stub_table::do_addralign_): Return address alignment in the
9320 (Stub_table::do_reset_address_and_file_offset): Define method in
9321 class definition instead of declaring it there. Set current data
9322 size to be the data size of the previous pass.
9323 (Stub_table::set_final_data_size): Use current data size as the
9325 (Stub_table::relocate_stub): Change parameter type of stub from
9326 Reloc_stub pointer to Stub pointer.
9327 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9328 (Stub_table::Cortex_a8_stub_list): New typedef.
9329 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9330 Stub_table::prev_addralign_): New data member.
9331 (Arm_relobj::Arm_relobj): Initialize data member
9332 section_has_cortex_a8_workaround_.
9333 (Arm_relobj::section_has_cortex_a8_workaround,
9334 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9336 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9338 (Target_arm::relocate_stub): Change parameter type of stub from
9339 Reloc_stub pointer to Stub pointer.
9340 (Insn_template::size, Insn_template::alignment): Handle
9341 THUMB16_SPECIAL_TYPE.
9342 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9343 Stub_table::update_data_size_and_addralign,
9344 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9346 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9347 (Stub_table::do_write): Ditto.
9348 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9350 2010-01-08 Ian Lance Taylor <iant@google.com>
9353 * symtab.h (class Symbol): Remove fields is_target_special_ and
9354 has_plt_offset_. Add field is_defined_in_discarded_section_.
9355 (Symbol::is_defined_in_discarded_section): New function.
9356 (Symbol::set_is_defined_in_discarded_section): New function.
9357 (Symbol::has_plt_offset): Rewrite.
9358 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9359 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9360 Don't initialize is_target_special_ or has_plt_offset_.
9361 Initialize is_defined_in_discarded_section_.
9362 (Symbol_table::add_from_relobj): If appropriate, set
9363 is_defined_in_discarded_section.
9364 * resolve.cc (Symbol::override_base_with_special): Don't test
9365 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9366 * target-reloc.h (relocate_section): Do special handling for
9367 symbols defined in discarded sections for global symbols as well
9370 2010-01-08 Ian Lance Taylor <iant@google.com>
9372 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9373 the SHT_SYMTAB case.
9375 2010-01-08 Ian Lance Taylor <iant@google.com>
9377 * object.cc (Sized_relobj::do_layout): Don't get confused if
9378 layout_eh_frame returns NULL.
9380 2010-01-08 Ian Lance Taylor <iant@google.com>
9383 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9384 dynamic symbol table, use the normal symbol table.
9385 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9388 2010-01-08 Ian Lance Taylor <iant@google.com>
9391 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9394 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9396 * version.cc (print_version): Change to "Copyright 2010".
9398 2010-01-08 Ian Lance Taylor <iant@google.com>
9402 * i386.cc (class Target_i386): Change return type of plt_section
9404 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9405 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9406 tls_desc_rel_ field.
9407 (Output_data_plt_i386::rel_tls_desc): New function.
9408 (Target_i386::rel_tls_desc_section): New function.
9409 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9410 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9411 R_386_TLS_DESC reloc in rel_tls_desc_section.
9412 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9413 Define struct Tlsdesc_info.
9414 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9415 (Target_x86_64::do_reloc_symbol_index): New function.
9416 (Target_x86_64::add_tlsdesc_info): New function.
9417 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9420 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9422 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9423 (Target_x86_64::rela_tlsdesc_section): New function.
9424 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9426 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9427 (Target_x86_64::do_reloc_addend): New function.
9428 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9429 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9430 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9431 (Output_reloc::type): New function.
9432 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9433 (Output_reloc::is_target_specific): New function.
9434 (Output_reloc::target_arg): New function.
9435 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9436 absolute relocs and target specific relocs.
9437 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9438 add_target_specific.
9439 (class Output_data_reloc) [SHT_RELA]: Likewise.
9440 * output.cc (Output_reloc::Output_reloc): Add four new versions
9441 for absolute relocs and target specific relocs.
9442 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9443 (Output_reloc::get_symbol_index): Likewise.
9444 (Output_reloc::local_section_offset): Check that local_sym_index_
9445 is not TARGET_CODE or 0.
9446 (Output_reloc::symbol_value): Likewise.
9447 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9449 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9450 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9452 * layout.cc (add_target_dynamic_tags): Use output section for
9453 DT_PLTRELSZ and DT_JMPREL.
9455 2010-01-07 Ian Lance Taylor <iant@google.com>
9458 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9460 (class Output_data_reloc_generic): Define.
9461 (class Output_data_reloc_base): Change base class to
9462 Output_data_reloc_generic. Change add() method to call
9463 bump_relative_reloc_count for a relative reloc. Remove
9465 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9467 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9468 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9470 * layout.h (class Layout): Update declaration.
9472 2010-01-07 Ian Lance Taylor <iant@google.com>
9474 * output.h (class Output_data): Add const version of
9475 output_section and do_output_section.
9476 (class Output_section_data): Add const version of
9478 (class Output_section): Likewise.
9479 * layout.cc (Layout::add_target_dynamic_tags): New function.
9480 * layout.h (class Layout): Update declarations.
9481 * arm.cc (Target_arm::do_finalize_sections): Use
9482 add_target_dynamic_tags.
9483 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9484 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9485 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9486 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9488 2010-01-07 Ian Lance Taylor <iant@google.com>
9491 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9494 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9495 Ian Lance Taylor <iant@google.com>
9498 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9499 Xindex::read_symtab_xindex.
9501 2010-01-07 Doug Kwan <dougkwan@google.com>
9503 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9504 (Insn_template::thumb16_bcond_insn): New method declaration.
9505 (Insn_template): Fix spelling.
9506 (Stub::thumb16_special): New method declaration.
9507 (Stub::do_write): Define virtual method which was previously pure
9509 (Stub::do_thumb16_special): New method declaration.
9510 (Stub::do_fixed_endian_write): New template member.
9511 (Reloc_stub::do_write): Remove.
9512 (Reloc_stub::do_fixed_endian_write): Remove.
9513 (Cortex_a8_stub): New class definition.
9514 (Stub_factory::make_cortex_a8_stub): New method definition.
9515 (Stub_factory::Stub_factory): Add missing static storage class
9516 qualifier for elf32_arm_stub_a8_veneer_blx.
9518 2010-01-07 Ian Lance Taylor <iant@google.com>
9521 * options.h (class General_options): Add --warn-unresolved-symbols
9522 and --error-unresolved-symbols.
9523 * errors.cc (Errors::undefined_symbol): Implement
9524 --warn-unresolved-symbols.
9526 * options.h (class General_options): Add -z text and -z textoff.
9527 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9529 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9531 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9532 (Garbage_collection::cident_sections): New function.
9533 (Garbage_collection::add_cident_section): New function.
9534 (Garbage_collection::cident_sections_): New member.
9535 (gc_process_relocs): Add references to sections whose names are C
9537 * gold.h (cident_section_start_prefix): New constant.
9538 (cident_section_stop_prefix): New constant.
9539 (is_cident): New function.
9540 * layout.cc (Layout::define_section_symbols): Replace string constants
9541 with the newly defined constants.
9542 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9544 * testsuite/Makefile.am: Add gc_orphan_section_test.
9545 * testsuite/Makefile.in: Regenerate.
9546 * testsuite/gc_orphan_section_test.cc: New file.
9547 * testsuite/gc_orphan_section_test.sh: New file.
9549 2010-01-06 Ian Lance Taylor <iant@google.com>
9552 * options.h (class General_options): Add --warn-shared-textrel.
9553 * layout.cc (Layout::finish_dynamic_section): Implement
9554 --warn-shared-textrel.
9557 * options.h (class General_options): Add --warn-multiple-gp.
9559 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9561 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9562 $(THREADSLIB) and $(LIBDL).
9563 * Makefile.in: Rebuild.
9565 2010-01-06 Ian Lance Taylor <iant@google.com>
9568 * options.cc (General_options::parse_section_start): New function.
9569 (General_options::section_start): New function.
9570 (General_options::General_options): Initialize all members.
9571 * options.h: Include <map>
9572 (class General_options): Add --section-start. Add section_starts_
9574 * layout.cc (Layout::attach_allocated_section_to_segment): If
9575 --section-start was used, set the address of the segment. Remove
9576 local sort_sections.
9577 (Layout::relaxation_loop_body): If the address of the load segment
9578 has been set by --section-start, don't use it.
9579 * output.h (Output_segment::update_flags_for_output_section): New
9581 * output.cc (Output_segment::add_output_section): Call
9582 update_flags_for_output_section.
9584 2010-01-05 Ian Lance Taylor <iant@google.com>
9587 * options.h (class General_options): Add --undefined-version.
9588 * script.cc (struct Version_expression): Add was_matched_by_symbol
9590 (Version_script_info::matched_symbol): New function.
9591 (Version_script_info::get_symbol_version_helper): Call
9593 (Version_script_info::check_unmatched_names): New function.
9594 * script.h (class Version_script_info): Update declarations.
9595 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9597 * options.h (class General_options): Use DEFINE_bool_alias for
9598 allow_multiple_definition.
9599 * resolve.cc (Symbol_table::should_override): Don't test
9600 allow_multiple_definition.
9603 * options.h (class General_options): Add --cref.
9604 * main.cc (main): Print cref table if --cref. Don't close mapfile
9605 until after printing cref table.
9606 * cref.cc: Include "symtab.h".
9607 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9608 (Cref_table_compare::operator()): New function.
9609 (Cref_inputs::gather_cref): New function.
9610 (filecol): New static const.
9611 (Cref_inputs::print_cref): New function.
9612 (Cref::print_cref): New function.
9613 * cref.h: Include <cstdio>.
9614 (class Cref): Update declarations.
9615 * mapfile.h (Mapfile::file): New function.
9616 * object.h (class Object): Define Symbols. Declare virtual
9617 do_get_global_symbols.
9618 (Object::get_global_symbols): New function.
9619 * object.cc (Input_objects::add_object): Pass object to cref_ if
9621 (Input_objects::archive_start): Likewise.
9622 (Input_objects::archive_stop): Likewise.
9623 (Input_objects::print_cref): New function.
9624 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9625 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9627 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9629 * plugin.h (class Sized_pluginobj): Update declarations.
9631 2010-01-05 Ian Lance Taylor <iant@google.com>
9633 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9634 to is_default_version. Rename insdef to insdefault.
9635 (Symbol_table::add_from_relobj): Rename def to is_default_version
9636 and local to is_forced_local.
9637 (Symbol_table::add_from_pluginobj): Likewise.
9638 (Symbol_table::add_from_dynobj): Likewise.
9639 (Symbol_table::define_special_symbol): Rename insdef to
9642 2010-01-04 Ian Lance Taylor <iant@google.com>
9645 * options.h (class General_options): Add
9646 --allow-multiple-definition and -z muldefs.
9647 * resolve.cc (Symbol_table::should_override): Don't warn about a
9648 multiple symbol definition if --allow-multiple-definition or -z
9652 * options.h (class General_options): Add --add-needed and
9653 --copy-dt-needed-entries. Tweak --as-needed help entry.
9654 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9655 error if --copy-dt-needed-entries aka --add-needed is used and
9656 would cause a change in behaviour.
9659 * options.h (class General_options): Add -G as a short version of
9660 --shared. Add no-op options -assert, -g, and -i.
9662 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9664 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9665 check for .text or .gnu.linkonce.t sections.
9666 * icf.cc (Icf::find_identical_sections): Ditto.
9667 Change the detection for mangled function name within the section
9669 * icf.h (is_section_foldable_candidate): New function.
9671 2009-12-30 Ian Lance Taylor <iant@google.com>
9674 * options.h (class General_options): Permit two dashes with
9675 --retain-symbols-file.
9677 2009-12-30 Ian Lance Taylor <iant@google.com>
9680 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9681 don't put the file header and segment headers in the text
9685 * common.cc (Sort_commons::operator()): Stabilize sort when both
9687 (Symbol_table::do_allocate_commons_list): When allocating common
9688 symbols, skip a symbol which is no longer common.
9689 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9690 an object before checking its type.
9691 * testsuite/common_test_2.c: New file.
9692 * testsuite/common_test_3.c: New file.
9693 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9694 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9695 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9696 (common_test_2_pic.o, common_test_2.so): New targets.
9697 (common_test_3_pic.o, common_test_3.so): New targets.
9698 * testsuite/Makefile.in: Rebuild.
9701 * script.cc (read_input_script): If we see a new SECTIONS clause,
9702 and we have added an input section, give an error.
9703 * layout.h (class Layout): Add have_added_input_section function.
9704 Add have_added_input_section_ field.
9705 * layout.cc (Layout::Layout): Initialize
9706 have_added_input_section_.
9707 (Layout::layout): Set have_added_input_section_.
9708 (Layout::layout_eh_frame): Likewise.
9710 2009-12-30 Ian Lance Taylor <iant@google.com>
9713 * options.h (class General_options): Add --sort-common option.
9714 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9715 * common.cc (Sort_common): Add sort_order parameter to
9716 constructor. Add sort_order_ field.
9717 (Sort_commons::operator): Check sort_order_.
9718 (Symbol_table::allocate_commons): Determine the sort order.
9719 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9721 (Symbol_table::do_allocate_commons_list): Likewise.
9723 2009-12-30 Ian Lance Taylor <iant@google.com>
9726 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9727 symbols from this object, don't change the visibility of an
9729 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9731 2009-12-30 Ian Lance Taylor <iant@google.com>
9734 * script.h (class Version_script_info): Define Language enum.
9735 Update declarations. Define Glob, Exact, and Lookup types. Add
9736 new fields globals_, locals_, and is_finalized_.
9737 * script.cc: Various formatting fixes.
9738 (class Parser_closure): Change language_stack_ from a vector of
9739 std::string to one of Version_script_info::Language. Adjust all
9741 (class Lazy_demangler): Remove.
9742 (struct Version_expression): Change language from std::string to
9743 Version_script_info::Language.
9744 (Version_script_info::Version_script_info): New function.
9745 (Version_script_info::~Version_script_info): Don't call clear.
9746 (Version_script_info::finalize): New function.
9747 (Version_script_info::build_lookup_tables): New function.
9748 (Version_script_info::build_expression_list_lookup): New
9750 (Version_script_info::get_symbol_version_helper): Rewrite to use
9752 (Version_script_info::print_expression_list): Adjust to use
9753 Version_script_info::Language.
9754 (script_push_lex_into_version_mode): Check that the version script
9755 has not been finalized.
9756 (version_script_push_lang): Change language string to
9757 Version_script_info::Language.
9758 * options.cc (Command_line::version_script): New function.
9759 * options.h (class General_options): Add finalize_dynamic_list
9760 function. Change version_script from declaration to definition.
9761 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9762 * testsuite/version_script.map: Remove duplicate def of foo.
9763 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9765 * testsuite/Makefile.in: Rebuild.
9767 2009-12-30 Ian Lance Taylor <iant@google.com>
9770 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9771 if the input symbol index is 0, make the output symbol index 0.
9773 2009-12-30 Ian Lance Taylor <iant@google.com>
9776 * options.h (class General_options): Add -x/--discard-all.
9777 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9778 --discard-all. If the local symbol needs a dynamic entry, check
9779 that before handling --discard-locals.
9781 2009-12-30 Ian Lance Taylor <iant@google.com>
9784 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9786 (Output_segment::add_output_section): Don't change the flags if
9790 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9791 GNU hash table if they need a dynamic value. Otherwise, don't add
9792 them if they are defined in a dynamic object or are forced local.
9794 2009-12-29 Ian Lance Taylor <iant@google.com>
9797 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9798 .gnu.hash table for a 32-bit target.
9801 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9802 regular and a dynamic object only needs a dynamic symbol table
9803 entry if it is externally visible.
9806 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9807 constructor. Add global_offset_table_ field.
9808 (Target_i386::got_section): Set global_offset_table_.
9809 (Target_i386::do_finalize_sections): Set global_offset_table_
9811 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9812 in constructor. Add global_offset_table_ field.
9813 (Target_x86_64::got_section): Set global_offset_table_.
9814 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9817 * layout.cc (Layout::Layout): Initialize increase_relro_.
9818 (Layout::get_output_section): Add is_relro, is_last_relro, and
9819 is_first_non_relro parameters. Change all callers.
9820 (Layout::choose_output_section): Likewise.
9821 (Layout::add_output_section_data): Likewise.
9822 (Layout::make_output_section): Likewise.
9823 (Layout::set_segment_offsets): Clear increase_relro when using a
9825 * layout.h (class Layout): Add increase_relro method. Add
9826 increase_relro_ field. Update declarations.
9827 * output.cc (Output_section::Output_section): Initialize
9828 is_last_relro_ and is_first_non_relro_.
9829 (Output_segment::add_output_section): Group relro sections is
9830 do_sort is true. Handle is_last_relro and is_first_non_relro.
9831 (Output_segment::maximum_alignment): Remove relro handling.
9832 (Output_segment::set_section_addresses): Add increase_relro
9833 parameter. Change all callers. Add initial alignment to align
9834 relro sections on separate page. Remove old relro handling.
9835 (Output_segment::set_section_list_addresses): Remove in_relro
9836 parameter. Change all callers.
9837 (Output_segment::set_offset): Add increase parameter. Change all
9838 callers. Remove old relro handling.
9839 * output.h (class Output_section): Add new methods: is_last_relro,
9840 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9841 Add is_last_relro_ and is_first_non_relro_ fields.
9842 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9843 Create separate .got.plt section. Call increase_relro.
9844 * x86_64.cc (Target_x86_64::got_section): Likewise.
9845 * testsuite/relro_script_test.t: Add .got.plt.
9848 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9849 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9850 (Layout::finalize): Call set_dynamic_symbol_size.
9851 (Layout::set_dynamic_symbol_size): New function.
9852 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9853 set_dynamic_symbol_size.
9856 * output.h (class Output_section): Add is_entsize_zero_ field.
9857 * output.cc (Output_section::Output_section): Initialize
9859 (Output_section::set_entsize): If two different entsizes are
9860 requested, force it to zero.
9861 (Output_section::add_input_section): Set flags for .debug_str
9862 before updating section flags. Set entsize.
9863 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9864 and SHF_STRING if all input sections have those flags.
9866 2009-12-29 Rafael Espindola <espindola@google.com>
9868 * main.cc (main): Fix the sys time reporting.
9869 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
9872 2009-12-29 Sriraman Tallam <tmsriram@google.com>
9874 * options.cc (General_options::parse_version): Allow -v to exit
9875 without an error if there is nothing to link.
9877 2009-12-29 Ian Lance Taylor <iant@google.com>
9879 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
9880 using a version of gcc before 4.1.
9881 * configure: Rebuild.
9883 2009-12-28 Chris Demetriou <cgd@google.com>
9885 * attributes.cc (Output_attributes_section_data::do_write): Use
9886 std::vector::front rather than std::vector::data.
9888 2009-12-28 Ian Lance Taylor <iant@google.com>
9890 * symtab.h (class Symbol_table): Add enum Defined.
9891 * resolve.cc (Symbol_table::should_override): Add defined
9892 parameter. Change all callers. Test whether object is NULL
9893 before calling a method on it.
9894 (Symbol_table::report_resolve_problem): Add defined parameter.
9896 (Symbol_table::should_override_with_special): Likewise.
9897 * symtab.cc (Symbol_table::define_in_output_data): Add defined
9898 parameter. Change all callers.
9899 (Symbol_table::do_define_in_output_data): Likewise.
9900 (Symbol_table::define_in_output_segment): Likewise.
9901 (Symbol_table::do_define_in_output_segment): Likewise.
9902 (Symbol_table::define_as_constant): Likewise.
9903 (Symbol_table::do_define_as_constant): Likewise.
9904 * script.h (class Symbol_assignment): Add is_defsym parameter to
9905 constructor; change all callers.
9906 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
9907 parameter. Change all callers. Add is_defsym_ field.
9908 (class Parser_closure): Add parsing_defsym parameter to
9909 constructor; change all callers. Add parsing_defsym accessor
9910 function. Add parsing_defsym_ field.
9912 2009-12-28 Ian Lance Taylor <iant@google.com>
9914 * gold.cc (queue_middle_tasks): Fix formatting.
9915 * object.cc (Relobj::is_section_name_included): Likewise.
9917 2009-12-23 Ian Lance Taylor <iant@google.com>
9919 * i386.cc (Target_i386::do_calls_non_split): Recognize
9920 -fsplit-stack prologue for a function with a static chain.
9921 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
9922 -fsplit-stack prologue when using %r11.
9924 2009-12-21 Sriraman Tallam <tmsriram@google.com>
9926 * options.cc (General_options::parse_version): Make -v continue and do
9927 the link like GNU ld does.
9929 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
9931 * Makefile.am (CCFILES): Add timer.cc.
9932 (HFILES): Add timer.h.
9933 * configure.ac: Check for sysconf and times.
9934 * main.cc: include timer.h.
9935 (main): Use Timer instead of get_run_time.
9938 * workqueue.cc: include timer.h.
9939 (Workqueue::find_and_run_task):
9940 Report user, sys and wall time.
9941 * Makefile.in: Regenerate.
9942 * config.in: Regenerate.
9943 * configure: Regenerate.
9945 2009-12-16 Doug Kwan <dougkwan@google.com>
9947 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
9949 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
9950 relaxed input sections.
9951 * output.cc (Output_section::find_relaxed_input_section): Change
9952 return type to Output_relaxed_input_section pointer. Adjust code
9953 for new type of relaxed_input_section_map_.
9954 * output.h (Output_section::find_relaxed_input_section): Change
9955 return type to Output_relaxed_input_section pointer.
9956 (Output_section::Output_relaxed_input_section_by_input_section_map):
9958 (Output_section::relaxed_input_section_map_): Change type to
9959 Output_section::Output_relaxed_input_section_by_input_section_map.
9960 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
9963 2009-12-15 Ian Lance Taylor <iant@google.com>
9965 * layout.cc (Layout::create_shstrtab): Only write out after input
9966 sections if we are compressing debug sections.
9968 2009-12-15 Ian Lance Taylor <iant@google.com>
9970 * archive.cc (Archive::add_symbols): Only look up a symbol without
9971 a version if there is, in fact, a version.
9973 2009-12-14 Ian Lance Taylor <iant@google.com>
9975 Revert -Wshadow changes, all changes from:
9976 2009-12-11 Doug Kwan <dougkwan@google.com>
9977 2009-12-11 Nick Clifton <nickc@redhat.com>
9978 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
9980 2009-12-11 Doug Kwan <dougkwan@google.com>
9982 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
9984 * attributes.cc (Object_attribute::size): Ditto.
9985 (Attributes_section_data::size): Ditto.
9986 (Attributes_section_data::Attributes_section_data): Ditto.
9987 (Output_attributes_section_data::do_write): Ditto.
9988 * attributes.h (Object_attribute::set_type): Ditto.
9989 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
9991 2009-12-11 Nick Clifton <nickc@redhat.com>
9993 * archive.cc: Fix shadowed variable warnings.
9995 * compressed_output.cc: Likewise.
9996 * compressed_output.h: Likewise.
9997 * configure: Likewise.
9998 * dwarf_reader.cc: Likewise.
9999 * dynobj.cc: Likewise.
10000 * dynobj.h: Likewise.
10001 * ehframe.cc: Likewise.
10002 * ehframe.h: Likewise.
10003 * errors.cc: Likewise.
10004 * expression.cc: Likewise.
10005 * fileread.cc: Likewise.
10006 * fileread.h: Likewise.
10007 * freebsd.h: Likewise.
10008 * i386.cc: Likewise.
10009 * icf.cc: Likewise.
10010 * incremental.h: Likewise.
10011 * layout.cc: Likewise.
10012 * layout.h: Likewise.
10013 * mapfile.cc: Likewise.
10014 * merge.cc: Likewise.
10015 * merge.h: Likewise.
10016 * object.cc: Likewise.
10017 * object.h: Likewise.
10018 * options.h: Likewise.
10019 * output.cc: Likewise.
10020 * output.h: Likewise.
10021 * parameters.cc: Likewise.
10022 * plugin.cc: Likewise.
10023 * powerpc.cc: Likewise.
10024 * reduced_debug_output.cc: Likewise.
10025 * reduced_debug_output.h: Likewise.
10026 * reloc.cc: Likewise.
10027 * reloc.h: Likewise.
10028 * resolve.cc: Likewise.
10029 * script-sections.cc: Likewise.
10030 * script.cc: Likewise.
10031 * script.h: Likewise.
10032 * sparc.cc: Likewise.
10033 * symtab.cc: Likewise.
10034 * symtab.h: Likewise.
10035 * target-select.cc: Likewise.
10036 * target-select.h: Likewise.
10037 * token.h: Likewise.
10038 * workqueue.cc: Likewise.
10039 * workqueue.h: Likewise.
10040 * x86_64.cc: Likewise.
10042 2009-12-10 Doug Kwan <dougkwan@google.com>
10044 * arm.cc (attributes.h): New include.
10045 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10046 (Arm_relobj::~Arm_relobj): Delete object pointed by
10047 attributes_section_data_.
10048 (Arm_relobj::attributes_section_data): New method definition.
10049 (Arm_relobj::attributes_section_data_): New data member declaration.
10050 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10051 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10052 attributes_section_data_.
10053 (Arm_dynobj::attributes_section_data): New method definition.
10054 (Arm_dynobj::attributes_section_data_): New data member declaration.
10055 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10056 initialization value of may_use_blx_ to false.
10057 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10058 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10059 object attributes to compute results instead of hard-coding.
10060 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10061 Target_arm::get_secondary_compatible_arch,
10062 Target_arm::set_secondary_compatible_arch
10063 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10064 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10065 New method declarations.
10066 (Target_arm::get_aeabi_object_attribute): New method definition.
10067 (Target_arm::attributes_section_data_): New data member declaration.
10068 (read_arm_attributes_section): New template definition.
10069 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10070 (Arm_dynobj::do_read_symbols): Ditto.
10071 (Target_arm::do_finalize_sections): Merge attributes sections from
10072 input. Check for BLX use after attributes section merging.
10073 Fix __exidx_start and __exidx_end visibility. Create an
10074 .ARM.attributes section if necessary.
10075 (Target_arm::get_secondary_compatible_arch,
10076 Target_arm::set_secondary_compatible_arch,
10077 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10078 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10079 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10080 New method definitions.
10082 2009-12-09 Ian Lance Taylor <iant@google.com>
10084 * plugin.cc (Plugin::load): Don't cast from void* to a function
10087 2009-12-09 Ian Lance Taylor <iant@google.com>
10089 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10090 information fields.
10092 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10094 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10095 Replace two_file_shared_1.so with two_file_shared_2.so.
10096 * testsuite/Makefile.in: Regenerated.
10098 2009-12-08 Doug Kwan <dougkwan@google.com>
10100 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10101 (HFILES): Add attributes.h and int_encoding.h.
10102 * Makefile.in: Regenerate.
10103 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10104 function definitions to int_encoding.cc
10105 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10106 prototypes to int_encoding.h
10107 * reduced_debug_output.cc (int_encoding.h): New include.
10108 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10109 function definitions to int_encoding.cc
10110 (insert_into_vector, read_from_pointer): Move template definitions to
10112 * attributes.cc: New file.
10113 * attributes.h: New file.
10114 * int_encoding.cc: New file.
10115 * int_encoding.h: New file.
10117 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10120 * incremental-dump.cc (dump_incremental_inputs): New.
10121 (main): Use dump_incremental_inputs.
10123 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10126 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10127 checking elfcpp::STT_FUNC.
10128 (Target_i386::Relocate::relocate): Likewise.
10129 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10131 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10132 symbols from shared libraries into normal FUNC symbols.
10134 * symtab.h (Symbol): Add is_func and use it.
10136 2009-12-05 Doug Kwan <dougkwan@google.com>
10138 * arm.cc (Target_arm::arm_info): Initialize new fields
10139 attributes_section and attributes_vendor.
10140 * i386.cc (Target_i386::i386_info): Same.
10141 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10142 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10143 fields attributes_section and attributes_vendor.
10144 * sparc.cc (Target_sparc::sparc_info): Same.
10145 * target.h (Target::attributes_section, Target::attributes_vendor,
10146 Target::is_attributes_section, Target::attribute_arg_type,
10147 Target::attributes_order): New method definitions.
10148 (Target::Target_info::attributes_section,
10149 Target::Target_info::attributes_vendor): New fields.
10150 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10151 virtual method definitions.
10152 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10153 attributes_section and attributes_vendor.
10154 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10156 2009-12-05 Doug Kwan <dougkwan@google.com>
10158 * arm.cc: Update comments about interworking and stub generation.
10159 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10160 considered as non-PIC.
10161 (Arm_relocate_functions::base_abs): Fix formatting.
10162 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10163 of function to use GOT entry address instead of offset.
10164 (Target_arm::Scan::global): Issue an error if a symbol would need a
10165 PLT does not get one because it is untyped. Remove code to create
10166 dynamic symbols for relative branches.
10167 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10168 takes unsigned integer instead of boolean.
10170 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10172 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10173 (two_file_test_LDADD): Likewise.
10174 (common_test_1_LDADD): Likewise.
10175 (exception_test_LDADD) Likewise.
10176 (weak_test_LDADD): Likewise.
10177 (many_sections_test_LDADD): Likewise.
10178 (initpri1_LDADD): Likewise.
10179 (script_test_1_LDADD): Likewise.
10180 (script_test_2_LDADD): Likewise.
10181 (justsyms_LDADD): Likewise.
10182 (binary_test_LDADD): Likewise.
10183 (large_LDADD): Likewise.
10184 * testsuite/Makefile.in: Regenerated.
10186 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10188 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10189 (Symbol_table::override_with_special): Likewise.
10190 (Symbol_table::add_from_object): Likewise.
10192 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10194 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10195 Don't set the data_offset twice.
10197 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10199 * testsuite/Makefile.in: Regenerate.
10201 2009-12-03 Doug Kwan <dougkwan@google.com>
10203 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10204 (Target_arm::do_finalize_sections): Add parameter for symbol table
10205 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10206 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10207 parameter for symbol table pointer.
10208 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10209 an additional parameter for a pointer to symbol table.
10210 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10211 parameter for a symbol table pointer.
10212 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10213 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10215 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10216 parameter for a symbol table pointer.
10218 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10220 * incremental.cc (Incremental_inputs_header)
10221 (Incremental_inputs_header_write, Incremental_inputs_entry)
10222 (Incremental_inputs_entry_write): Move ...
10223 * incremental.h (Incremental_inputs_header)
10224 (Incremental_inputs_header_write, Incremental_inputs_entry)
10225 (Incremental_inputs_entry_write): here.
10227 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10229 * incremental.cc (make_sized_incremental_binary): Set the target.
10230 Error if it is incompatible.
10231 * output.h (Output_file): Add filename method.
10233 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10235 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10236 from the get_* methods.
10238 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10240 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10241 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10242 Write 0 for the data_offset of scripts.
10244 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10246 * testsuite/Makefile.am: Add the incremental_test.sh test.
10247 * testsuite/incremental_test.sh: New.
10248 * testsuite/incremental_test_1.c: New.
10249 * testsuite/incremental_test_2.c: New.
10251 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10253 * incremental-dump.cc (main): Fix typos.
10255 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10258 * incremental-dump.cc (main): Use llu to print 64 bit values.
10260 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10261 H.J. Lu <hongjiu.lu@intel.com>
10263 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10265 (incremental_dump_LDADD): Likewise.
10266 * Makefile.in: Regenerated.
10268 2009-11-25 Doug Kwan <dougkwan@google.com>
10272 2009-11-25 Doug Kwan <dougkwan@google.com>
10274 * arm.cc (Target_arm::Target_arm): Move method definition
10275 outside of class definition. Add code to handle
10276 --target1-rel, --target1-abs and --target2= options.
10277 (Target_arm::get_reloc_reloc_type): Change method to be
10278 non-static and const.
10279 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10280 New data member declaration.
10281 (Target_arm::Scan::local, Target_arm::Scan::global,
10282 Target_arm::Relocate::relocate,
10283 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10284 Adjust call to Target_arm::get_real_reloc_type.
10285 (Target_arm::get_real_reloc_type): Use command line options
10286 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10287 * options.h (--target1-rel, --target1-abs, --target2): New
10290 2009-11-25 Doug Kwan <dougkwan@google.com>
10292 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10293 class definition. Add code to handle --target1-rel, --target1-abs
10294 and --target2= options.
10295 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10297 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10298 member declaration.
10299 (Target_arm::Scan::local, Target_arm::Scan::global,
10300 Target_arm::Relocate::relocate,
10301 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10302 call to Target_arm::get_real_reloc_type.
10303 (Target_arm::get_real_reloc_type): Use command line options to
10304 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10305 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10308 2009-11-25 Doug Kwan <dougkwan@google.com>
10310 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10311 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10312 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10314 (Arm_relocate_functions::thm_call): Replace body with a call to
10315 Arm_relocate_functions::thumb_branch_common.
10316 (Arm_relocate_functions::thm_jump24,
10317 Arm_relocate_functions::thm_xpc22): New method definitions.
10318 (Arm_relocate_functions::thumb_branch_common): New method definition.
10319 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10321 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10322 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10324 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10326 * Makefile.am: Build incremental-dump
10327 * Makefile.in: Regenerate.
10328 * incremental-dump.cc: New.
10329 * incremental.cc (Incremental_inputs_header_data,
10330 Incremental_inputs_entry_data): Move to incremental.h
10331 * incremental.h: (Incremental_inputs_header_data,
10332 Incremental_inputs_entry_data): Move from incremental.cc
10334 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10336 * incremental.cc (Incremental_inputs_header,
10337 Incremental_inputs_header_write, Incremental_inputs_entry,
10338 Incremental_inputs_entry_write): Add a typedef with the data type.
10340 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10342 * incremental.cc (Incremental_inputs_header,
10343 Incremental_inputs_header_write, Incremental_inputs_entry,
10344 Incremental_inputs_entry_write): Update comment about which
10345 type has the filed descriptions.
10347 2009-11-15 Doug Kwan <dougkwan@google.com>
10349 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10350 (Arm_relocate_functions::arm_branch_common): Change method defintion
10351 in class definition to a method declaration and update list of formal
10353 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10354 Arm_relocation_functions::jump24): Adjust call to
10355 Arm_relocate_functions::arm_branch_common. Update list of formal
10357 (Arm_relocate_functions::xpc25): New method definition.
10358 (Arm_relocate_functions::arm_branch_common): Move method defintion
10359 out from class definition. Use stubs for mode-switching and extending
10361 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10362 specially. Change code to enable use of stubs in ARM branches.
10364 2009-11-10 Doug Kwan <dougkwan@google.com>
10366 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10367 in method declaration.
10368 (Target_arm::relocate_stub): New method declaration.
10369 (Target_arm::default_target): Change to return a pointer instead of
10371 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10372 Target_arm::default_target.
10373 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10375 (Target_arm::relocate_section): Adjust view.
10376 (Target_arm::relocate_stub): New method definition.
10378 2009-11-10 Doug Kwan <dougkwan@google.com>
10380 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10382 * incremental.cc (open_incremental_binary): Initialized local
10383 variables to avoid warnings.
10384 * object.cc (make_elf_object): Ditto.
10385 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10388 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10391 * testsuite/plugin_test.c: Include "config.h".
10393 2009-11-09 Doug Kwan <dougkwan@google.com>
10395 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10396 (arm_symbol_value): Remove.
10397 (Arm_relocate_functions::arm_branch_common,
10398 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10399 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10400 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10401 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10402 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10403 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10404 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10405 Arm_relocate_functions::thm_mobw_abs_nc,
10406 Arm_relocate_functions::thm_mov_abs,
10407 Arm_relocate_functions::movw_prel_nc,
10408 Arm_relocate_functions::thm_movt_abs,
10409 Arm_relocate_functions::movt_prel,
10410 Arm_relocate_functions::thm_movw_prel_nc,
10411 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10412 (Target_arm::Relocate::relocate): Only decompose address into two
10413 parts if relocation type uses the thumb-bit and pass the actual
10414 bit instead of a flag indicating that the thumb-bit is used. Adjust
10415 calls to methods in Arm_relocate_functions for this change.
10417 2009-11-08 Ian Lance Taylor <iant@google.com>
10420 * reloc.cc: Instantiate
10421 Sized_relobj::initialize_input_to_output_maps and
10422 Sized_relobj:free_input_to_output_maps.
10424 2009-11-06 Ian Lance Taylor <iant@google.com>
10427 * defstd.cc (in_segment): Set only_if_ref true for "end".
10429 2009-11-06 Doug Kwan <dougkwan@google.com>
10431 * arm.cc (class Reloc_stub): Correct a comment.
10432 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10433 (Target_arm::scan_section_for_stubs): New method declaration.
10434 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10435 Change methods from private to protected.
10436 (Target_arm::do_may_relax): New method definition.
10437 (Target_arm::do_relax, Target_arm::group_sections,
10438 Target_arm::scan_reloc_for_stub,
10439 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10440 (Target_arm::arm_input_section_map_): New data member declaration.
10441 (Target_arm::scan_reloc_for_stub,
10442 Target_arm::scan_reloc_section_for_stubs,
10443 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10444 Target_arm::do_relax): New method definitions.
10446 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10448 * configure.ac: Check for (struct stat)::st_mtim
10449 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10450 * config.in: Regenerate.
10451 * configure: Regenerate.
10453 2009-11-05 Ian Lance Taylor <iant@google.com>
10456 * output.cc (Output_segment::add_output_section): Add missing
10459 2009-11-04 Ian Lance Taylor <iant@google.com>
10462 * object.h (class Object): Add is_needed and set_is_needed
10463 methods. Add is_needed_ field. Make bool fields into bitfields.
10464 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10465 defined in a dynamic object and referenced by a regular object,
10466 set is_needed for the dynamic object.
10467 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10468 if the file is marked with as_needed and it is not needed.
10470 2009-11-04 Ian Lance Taylor <iant@google.com>
10473 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10474 tags if data is discarded by linker script.
10475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10480 2009-11-04 Ian Lance Taylor <iant@google.com>
10482 * layout.cc (Layout::get_output_section): Add is_interp and
10483 is_dynamic_linker_section parameters. Change all callers.
10484 (Layout::choose_output_section): Likewise.
10485 (Layout::make_output_section): Likewise.
10486 (Layout::add_output_section_data): Add is_dynamic_linker_section
10487 parameter. Change all callers.
10488 * layout.h (class Layout): Update declarations.
10489 * output.h (class Output_section): Add is_interp, set_is_interp,
10490 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10491 Add is_interp_, is_dynamic_linker_section_ fields. Change
10492 generate_code_fills_at_write_ to a bitfield.
10493 * output.cc (Output_section::Output_sections): Initialize new
10495 (Output_segment::add_output_section): Add do_sort parameter.
10496 Change all callers.
10498 2009-11-03 Ian Lance Taylor <iant@google.com>
10501 * options.h (class General_options): Add --warn-common.
10502 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10503 merging two common symbols.
10504 (Symbol_table::should_override): Handle --warn-common when merging
10505 a common symbol with a defined symbol. Use report_resolve_problem
10506 for multiple definitions.
10507 (Symbol_table::report_resolve_problem): New function.
10508 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10510 2009-11-03 Doug Kwan <dougkwan@google.com>
10512 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10514 (Target_arm::stub_factory): New method definition.
10515 (Target_arm::new_arm_input_section,
10516 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10517 Target_arm::reloc_uses_thumb_bit): New method declarations.
10518 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10519 New type definitions.
10520 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10521 member declarations.
10522 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10523 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10524 New method definitions.
10526 2009-11-03 Ian Lance Taylor <iant@google.com>
10528 * options.h (class General_options): Add --warn_constructors.
10530 2009-11-03 Ian Lance Taylor <iant@google.com>
10533 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10534 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10536 2009-11-03 Ian Lance Taylor <iant@google.com>
10539 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10540 --msgid-bugs-address.
10541 (install-pdf): New target.
10542 (install-data_yes): Look up one directory to find mkinstalldirs.
10544 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10546 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10549 2009-10-30 Doug Kwan <dougkwan@google.com>
10551 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10553 2009-10-30 Doug Kwan <dougkwan@google.com>
10555 * arm.cc (Stub_addend_reader): New struct template definition
10556 and partial specializations.
10557 (Stub_addend_reader::operator()): New method definition for a
10558 partially specialized template.
10560 2009-10-30 Doug Kwan <dougkwan@google.com>
10562 * arm.cc (Arm_relobj::processor_specific_flags): New method
10564 (Arm_relobj::do_read_symbols): New method declaration.
10565 (Arm_relobj::processor_specific_flags_): New data member declaration.
10566 (Arm_dynobj): New class definition.
10567 (Target_arm::do_finalize_sections): Add input_objects parameter.
10568 (Target_arm::do_adjust_elf_header): New method declaration.
10569 (Target_arm::are_eabi_versions_compatible,
10570 (Target_arm::merge_processor_specific_flags): New method declaration.
10571 (Target_arm::do_make_elf_object): New overloaded method definitions
10573 (Arm_relobj::do_read_symbols): New method definition.
10574 (Arm_dynobj::do_read_symbols): Ditto.
10575 (Target_arm::do_finalize_sections): Add input_objects parameters.
10576 Merge processor-specific flags from all input objects.
10577 (Target_arm::are_eabi_versions_compatible,
10578 Target_arm::merge_processor_specific_flags,
10579 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10580 New method definitions.
10581 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10582 Input_objects pointer type parameter.
10583 * layout.cc (Layout::finalize): Pass input objects to target's.
10584 finalize_sections function.
10585 * output.cc (Output_file_header::do_sized_write): Set ELF file
10586 header's processor-specific flags.
10587 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10588 Input_objects pointer type parameter.
10589 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10590 * target.h (Input_objects): New forward class declaration.
10591 (Target::processor_specific_flags,
10592 Target::are_processor_specific_flags_sect): New method definitions.
10593 (Target::finalize_sections): Add input_objects parameter.
10594 (Target::Target): Initialize processor_specific_flags_ and
10595 are_processor_specific_flags_set_.
10596 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10598 (Target::set_processor_specific_flags): New method definition.
10599 (Target::processor_specific_flags_,
10600 Target::are_processor_specific_flags_set_): New data member
10602 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10603 Input_objects pointer type parameter.
10605 2009-10-30 Doug Kwan <dougkwan@google.com>
10607 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10609 2009-10-28 Ian Lance Taylor <iant@google.com>
10611 * object.h (class Relobj): Drop options parameter from
10612 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10613 do_scan_relocs, do_relocate. Change all callers.
10614 (class Sized_relobj): Drop options parameters from
10615 do_gc_process_relocs, do_scan_relocs, do_relocate,
10616 do_relocate_sections, relocate_sections, emit_relocs_scan,
10617 emit_relocs_scan_reltype. Change all callers.
10618 (struct Relocate_info): Remove options field and all references to
10620 * reloc.h (class Read_relocs): Remove options constructor
10621 parameter and options_ field. Change all callers.
10622 (class Gc_process_relocs, class Scan_relocs): Likewise.
10623 (class Relocate_task): Likewise.
10624 * target-reloc.h (scan_relocs): Remove options parameter. Change
10626 (scan_relocatable_relocs): Likewise.
10627 * target.h (class Sized_target): Remove options parameter from
10628 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10630 * gc.h (gc_process_relocs): Remove options parameter. Change all
10632 * arm.cc: Update functions to remove options parameters.
10633 * i386.cc: Likewise.
10634 * powerpc.cc: Likewise.
10635 * sparc.cc: Likewise.
10636 * x86_64.cc: Likewise.
10637 * testsuite/testfile.cc: Likewise.
10639 2009-10-28 Doug Kwan <dougkwan@google.com>
10641 * arm.cc (Arm_relobj): New class definition.
10642 (Arm_relobj::scan_sections_for_stubs,
10643 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10644 New method definitions.
10646 2009-10-28 Cary Coutant <ccoutant@google.com>
10648 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10649 (Plugin::cleanup_done_): New member.
10650 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10651 (Plugin_manager::cleanup_done_): Remove.
10652 (Plugin_manager::add_input_file): Edit error message.
10653 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10654 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10656 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10658 * fileread.cc: (File_read::View::~View): Use the new
10659 data_ownership_ filed.
10660 (File_read::~File_read): Dispose the new whole_file_view_.
10661 (File_read::open): Mmap the whole file if needed.
10662 (File_read::open): Use whole_file_view_ instead of contents_.
10663 (File_read::find_view): Use whole_file_view_ if applicable.
10664 (File_read::do_read): Use whole_file_view_ instead of contents_.
10665 (File_read::make_view): Use whole_file_view_ instead of contents_,
10666 update File_read::View::View call.
10667 (File_read::find_or_make_view): Update File_read::View::View
10669 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10671 (File_read::View::Data_ownership): New enum.
10672 (File_read::View::View): Replace bool mapped_ with Data_ownership
10674 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10675 (File_read::View::data_ownership_): New field.
10676 (File_read::contents_): Remove (replaced by whole_file_view_).
10677 (File_read::whole_file_view_): New field.
10678 * options.h (class General_options): Add --keep-files-mapped.
10680 2009-10-27 Cary Coutant <ccoutant@google.com>
10682 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10683 * testsuite/Makefile.am (plugin_test_5): New test case.
10684 * testsuite/Makefile.in: Regenerate.
10686 2009-10-25 Doug Kwan <dougkwan@google.com>
10688 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10689 from private to protected to allow access by child class.
10690 (Sized_relobj::do_relocate_sections): New method declaration.
10691 (Sized_relobj::relocate_sections): Virtualize.
10692 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10693 Sized_relobj::relocate_sections. Instantiate template explicitly
10694 for different target sizes and endianity.
10696 2009-10-24 Doug Kwan <dougkwan@google.com>
10698 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10699 (Arm_input_section::as_arm_input_section): New method.
10700 (Arm_output_section): New class definition.
10701 (Arm_output_section::create_stub_group,
10702 Arm_output_section::group_sections): New method definitions.
10704 2009-10-22 Doug Kwan <dougkwan@google.com>
10706 * arm.cc (Arm_input_section): New class definition.
10707 (Arm_input_section::init, Arm_input_section:do_write,
10708 Arm_input_section::set_final_data_size,
10709 Arm_input_section::do_reset_address_and_file_offset): New method
10712 2009-10-21 Doug Kwan <dougkwan@google.com>
10714 * arm.cc (Stub_table, Arm_input_section): New forward class
10716 (Stub_table): New class defintion.
10717 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10718 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10719 New method definition.
10721 2009-10-21 Doug Kwan <dougkwan@google.com>
10723 * arm.cc: Update copyright comments.
10724 (Target_arm): New forward class template declaration.
10725 (Arm_address): New type.
10726 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10727 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10728 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10730 (Insn_template): Same.
10731 (DEF_STUBS): New macro.
10732 (Stub_type): New enum type.
10733 (Stub_template): New class definition.
10735 (Reloc_stub): Same.
10736 (Stub_factory): Same.
10737 (Target_arm::Target_arm): Initialize may_use_blx_ and
10738 should_force_pic_veneer_.
10739 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10740 Target_arm::should_force_pic_veneer,
10741 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10742 Target_arm::using_thumb_only, Target_arm:;default_target): New
10744 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10745 New data member declarations.
10746 (Insn_template::size, Insn_template::alignment): New method defintions.
10747 (Stub_template::Stub_template): New method definition.
10748 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10749 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10750 (Stub_factory::Stub_factory): New method definition.
10751 * gold.h (string_hash): New template.
10752 * output.h (Input_section_specifier::hash_value): Use
10754 (Input_section_specifier::string_hash): Remove.
10755 * stringpool.cc (Stringpool_template::string_hash): Use
10758 2009-10-20 Doug Kwan <dougkwan@google.com>
10760 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10761 symbols of relaxed input sections.
10762 * output.h (Output_section::find_relaxed_input_section): Make
10765 2009-10-16 Doug Kwan <dougkwan@google.com>
10767 * dynobj.cc (Versions::Versions): Initialize version_script_.
10768 Only insert base version symbol definition for a shared object
10769 if version script defines any version versions.
10770 (Versions::define_base_version): New method definition.
10771 (Versions::add_def): Check that base version is not needed.
10772 (Versions::add_need): Define base version lazily.
10773 * dynobj.h (Versions::define_base_version): New method declaration.
10774 (Versions::needs_base_version_): New data member declaration.
10775 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10776 (check_DATA): Add no_version_test.stdout.
10777 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10779 * testsuite/Makefile.in: Regenerate.
10780 * testsuite/no_version_test.c: New file.
10781 * testsuite/no_version_test.sh: Ditto.
10783 2009-10-16 Doug Kwan <dougkwan@google.com>
10785 * expression.cc (class Segment_start_expression): New class definition.
10786 (Segment_start_expression::value): New method definition.
10787 (script_exp_function_segment_start): Return a new
10788 Segment_start_expression.
10789 * gold/script-c.h (script_saw_segment_start_expression): New function
10791 * script-sections.cc (Script_sections::Script_sections): Initialize
10792 SAW_SEGMENT_START_EXPRESSION_ to false.
10793 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10794 and -Tbbs options to specify section addresses if given in
10795 command line and no SEGMENT_START expression is seen in a script.
10796 * script-sections.h (Script_sections::saw_segment_start_expression,
10797 Script_sections::set_saw_segment_start_expression): New method
10799 (Script_sections::saw_segment_start_expression_): New data member
10801 * script.cc (script_saw_segment_start_expression): New function.
10802 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10803 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10804 script_test_7.sh and script_test_8.sh.
10805 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10806 script_test_8.stdout.
10807 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10808 (script_test_6, script_test_6.stdout, script_test_7,
10809 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10810 * Makefile.in: Regenerate.
10811 * testsuite/script_test_6.sh: New file.
10812 * testsuite/script_test_6.t: Same.
10813 * testsuite/script_test_7.sh: Same.
10814 * testsuite/script_test_7.t: Same.
10815 * testsuite/script_test_8.sh: Same.
10817 2009-10-16 Doug Kwan <dougkwan@google.com>
10819 * output.cc (Output_segment::set_section_list_address): Cast
10820 expressions to unsigned long long type to avoid format warnings.
10822 2009-10-15 Ian Lance Taylor <iant@google.com>
10824 * script.cc (Script_options::add_symbol_assignment): Always add a
10825 dot assignment to script_sections_.
10826 * script-sections.cc (Script_sections::add_dot_assignment):
10827 Initialize if necessary.
10829 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10830 program headers with no load segment if there is a linker script.
10832 * layout.cc (Layout::set_segment_offsets): Align the file offset
10833 to the segment aligment for -N or -n with no load segment.
10834 * output.cc (Output_segment::add_output_section): Don't crash if
10835 the first section is a TLS section.
10836 (Output_segment::set_section_list_addresses): Print an error
10837 message if the address moves backward in a linker script.
10838 * script-sections.cc
10839 (Output_section_element_input::set_section_addresses): Don't
10840 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10841 (Orphan_output_section::set_section_addresses): Likewise.
10843 2009-10-15 Doug Kwan <dougkwan@google.com>
10845 * layout.cc (Layout::finish_dynamic_section): Generate tags
10846 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10847 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10848 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10850 2009-10-14 Ian Lance Taylor <iant@google.com>
10852 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10854 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10855 data_shdr fields of relinfo.
10856 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10857 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10858 R_386_TLS_LDO_32, adjust based on section flags.
10859 (Target_i386::Relocate::fix_up_ldo): Remove.
10861 2009-10-13 Ian Lance Taylor <iant@google.com>
10863 Add support for -pie.
10864 * options.h (class General_options): Add -pie and
10866 (General_options::output_is_position_independent): Test -pie.
10867 (General_options::output_is_executable): Return true if not shared
10868 and not relocatable.
10869 (General_options::output_is_pie): Remove.
10870 * options.cc (General_options::finalize): Reject incompatible uses
10872 * gold.cc (queue_middle_tasks): A -pie link is not static.
10873 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
10874 * symtab.cc (Symbol::final_value_is_known): Return false if
10875 output_is_position_independent.
10876 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
10877 output_is_position_independent.
10878 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
10879 output_is_position_independent.
10880 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
10881 output_is_position_independent.
10882 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
10884 (basic_pie_test.o, basic_pie_test): New targets.
10885 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
10886 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
10887 (two_file_pie_test): New target.
10888 * testsuite/Makefile.in: Rebuild.
10889 * README: Remove note saying that -pie is not supported.
10891 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10893 * options.h (class General_options): Add -init and -fini.
10894 * layout.cc (Layout::finish_dynamic_section): Emit
10895 given init and fini functions.
10897 2009-10-13 Sriraman Tallam <tmsriram@google.com>
10899 * gc.h (gc_process_relocs): Check if icf is enabled using new
10901 * gold.cc (queue_initial_tasks): Likewise.
10902 (queue_middle_tasks): Likewise.
10903 * object.cc (do_layout): Likewise.
10904 * symtab.cc (is_section_folded): Likewise.
10905 * main.cc (main): Likewise.
10906 * reloc.cc (Read_relocs::run): Likewise.
10907 (Sized_relobj::do_scan_relocs): Likewise.
10908 * icf.cc (is_function_ctor_or_dtor): New function.
10909 (Icf::find_identical_sections): Check if function is ctor or dtor when
10910 safe icf is chosen.
10911 * options.h (General_options::icf): Change option to be an enum.
10912 (Icf_status): New enum.
10913 (icf_enabled): New method.
10914 (icf_safe_folding): New method.
10915 (set_icf_status): New method.
10916 (icf_status_): New variable.
10917 * (options.cc) (General_options::finalize): Set icf_status_.
10918 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
10919 icf_test and icf_keep_unique_test to use the --icf enum flag.
10920 * testsuite/icf_safe_test.sh: New file.
10921 * testsuite/icf_safe_test.cc: New file.
10923 2009-10-12 Sriraman Tallam <tmsriram@google.com>
10925 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
10926 includes to gc.h and icf.h.
10927 * arm.cc: Include gc.h.
10928 * gold.cc: Likewise.
10929 * i386.cc: Likewise.
10930 * powerpc.cc: Likewise.
10931 * sparc.cc: Likewise.
10932 * x86_64.cc: Likewise.
10933 * gc.h: Include icf.h.
10935 2009-10-11 Ian Lance Taylor <iant@google.com>
10937 * plugin.cc: Include "gold.h" before other header files.
10939 2009-10-10 Chris Demetriou <cgd@google.com>
10941 * options.h (Input_file_argument::Input_file_type): New enum.
10942 (Input_file_argument::is_lib_): Replace with...
10943 (Input_file_argument::type_): New member.
10944 (Input_file_argument::Input_file_argument): Take Input_file_type
10945 'type' rather than boolean 'is_lib' as second argument.
10946 (Input_file_argument::is_lib): Use type_.
10947 (Input_file_argument::is_searched_file): New function.
10948 (Input_file_argument::may_need_search): Handle is_searched_file.
10949 * options.cc (General_options::parse_library): Support -l:filename.
10950 (General_options::parse_just_symbols): Update for Input_file_argument
10952 (Command_line::process): Likewise.
10953 * archive.cc (Archive::get_file_and_offset): Likewise.
10954 * plugin.cc (Plugin_manager::release_input_file): Likewise.
10955 * script.cc (read_script_file, script_add_file): Likewise.
10956 * fileread.cc (Input_file::Input_file): Likewise.
10957 (Input_file::will_search_for): Handle is_searched_file.
10958 (Input_file::open): Likewise.
10959 * readsyms.cc (Read_symbols::get_name): Likewise.
10960 * testsuite/Makefile.am (searched_file_test): New test.
10961 * testsuite/Makefile.in: Regenerate.
10962 * testsuite/searched_file_test.cc: New file.
10963 * testsuite/searched_file_test_lib.cc: New file.
10965 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10966 Ian Lance Taylor <iant@google.com>
10968 * descriptor.cc: Include <cstdio> and "binary-io.h".
10969 (Descriptors::open): Open the files in binary mode always.
10970 * script.cc (Lex::get_token): Treat \r as whitespace.
10972 2009-10-09 Ian Lance Taylor <iant@google.com>
10974 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
10976 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10977 Ian Lance Taylor <iant@google.com>
10979 * configure.ac: Check for readv function also.
10980 * fileread.cc (readv): Define if not HAVE_READV.
10981 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
10983 * config.in: Regenerate.
10984 * configure: Regenerate.
10986 2009-10-09 Doug Kwan <dougkwan@google.com>
10988 * layout.cc (Layout::make_output_section): Call target hook to make
10989 ordinary output section.
10990 (Layout::finalize): Adjust parameter list of call the
10991 Target::may_relax().
10992 * layout.h (class Layout::section_list): New method.
10993 * merge.h (Output_merge_base::entsize): Change visibility to public.
10994 (Output_merge_base::is_string, Output_merge_base::do_is_string):
10996 (Output_merge_string::do_is_string): New method.
10997 * object.cc (Sized_relobj::do_setup): renamed from
10998 Sized_relobj::set_up.
10999 * object.h (Sized_relobj::adjust_shndx,
11000 Sized_relobj::initializ_input_to_output_maps,
11001 Sized_relobj::free_input_to_output_maps): Change visibilities to
11003 (Sized_relobj::setup): Virtualize.
11004 (Sized_relobj::do_setup): New method declaration.
11005 (Sized_relobj::invalidate_section_offset,
11006 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11007 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11008 * options.cc (parse_int): New function.
11009 * options.h (parse_int): New declaration.
11010 (DEFINE_int): New macro.
11011 (stub_group_size): New option.
11012 * output.cc (Output_section::Output_section): Initialize memebers
11013 merge_section_map_, merge_section_by_properties_map_,
11014 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11015 (Output_section::add_input_section): Handled deferred code-fill
11016 generation and remove an old comment.
11017 (Output_section::add_relaxed_input_section): New method definition.
11018 (Output_section::add_merge_input_section): Use merge section by
11019 properties map to speed to search. Update merge section maps
11021 (Output_section::build_relaxation_map): New method definition.
11022 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11024 (Output_section::relax_input_section): Renamed to
11025 Output_section::convert_input_sections_to_relaxed_sections and change
11026 interface to take a vector of pointers to relaxed sections.
11027 (Output_section::find_merge_section,
11028 Output_section::find_relaxed_input_section): New method definitions.
11029 (Output_section::is_input_address_mapped,
11030 Output_section::output_offset, Output_section::output_address):
11031 Use output section data maps to speed up searching.
11032 (Output_section::find_starting_output_address): Add comments.
11033 (Output_section::do_write,
11034 Output_section::write_to_postprocessing_buffer): Do code-fill
11035 generation as appropriate.
11036 (Output_section::get_input_sections): Invalidate relaxed input section
11038 (Output_section::restore_states): Adjust type of checkpoint .
11039 Invalidate relaxed input section map.
11040 * output.h (Output_merge_base): New class declaration.
11041 (Input_section_specifier): New class defintion.
11042 (class Output_relaxed_input_section) Change base class to
11043 Output_section_data_build.
11044 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11045 base class initializer.
11046 (Output_section::add_relaxed_input_section): New method declaration.
11047 (Output_section::Input_section): Change visibility to protected.
11048 (Output_section::Input_section::relobj,
11049 Output_section::Input_section::shndx): Handle relaxed input sections.
11050 Output_section::input_sections) Change visibility to protected. Also
11051 define overload to return a non-const pointer.
11052 (Output_section::Merge_section_properties): New class defintion.
11053 (Output_section::Merge_section_by_properties_map,
11054 Output_section::Output_section_data_by_input_section_map,
11055 Output_section::Relaxation_map): New types.
11056 (Output_section::relax_input_section): Rename method to
11057 Output_section::convert_input_sections_to_relaxed_sections and change
11058 interface to take a vector of relaxed section pointers.
11059 (Output_section::find_merge_section,
11060 Output_section::find_relaxed_input_section,
11061 Output_section::build_relaxation_map,
11062 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11063 New method declarations.
11064 (Output_section::merge_section_map_
11065 Output_section::merge_section_by_properties_map_,
11066 Output_section::relaxed_input_section_map_,
11067 Output_section::is_relaxed_input_section_map_valid_,
11068 Output_section::generate_code_fills_at_write_): New data members.
11069 * script-sections.cc
11070 (Output_section_element_input::set_section_addresses): Call
11071 current_data_size and addralign methods of relaxed input sections.
11072 (Orphan_output_section::set_section_addresses): Call current_data_size
11073 and addralign methods of relaxed input sections.
11074 * symtab.cc (Symbol_table::compute_final_value): Extract template
11075 from the body of Symbol_table::sized_finalize_symbol.
11076 (Symbol_table::sized_finalized_symbol): Call
11077 Symbol_table::compute_final_value.
11078 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11079 (Symbol_table::compute_final_value): New templated method declaration.
11080 * target.cc (Target::do_make_output_section): New method defintion.
11081 * target.h (Target::make_output_section): New method declaration.
11082 (Target::relax): Add more parameters for input objects, symbol table
11083 and layout. Adjust call to do_relax.
11084 (Target::do_make_output_section): New method declaration.
11085 (Target::do_relax): Add parameters for input objects, symbol table
11088 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11090 * pread.c: Include stdio.h.
11092 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11094 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11097 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11099 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11100 Change read_shndx type to unsigned int.
11101 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11103 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11104 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11105 Change read_shndx type to unsigned int.
11106 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11108 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11109 * layout.cc (Layout::create_symtab_sections): Cast the result of
11110 local_symcount * symsize to off_t in the gold_assert.
11112 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11114 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11115 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11117 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11118 (Arm_relocate_functions::thm_abs5): New function.
11119 (Arm_relocate_functions::abs12): New function.
11120 (Arm_relocate_functions::abs16): New function.
11121 (Arm_relocate_functions::base_abs): New function.
11122 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11123 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11124 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11126 (Scan::global): Likewise.
11127 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11128 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11129 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11130 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11133 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11135 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11136 (Arm_relocate_functions::movt_prel): New function.
11137 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11138 (Arm_relocate_functions::thm_movt_prel): New function.
11139 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11140 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11141 (Scan::global, Relocate::relocate): Likewise.
11142 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11144 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11146 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11147 Incremental_checker.
11148 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11150 (class Incremental_inputs_header): New class.
11151 (Incremental_inputs_header_writer): Edit comment.
11152 (Incremental_inputs_entry): New class.
11153 (Incremental_inputs_entry_writer): Edit comment.
11154 (Sized_incremental_binary::do_find_incremental_inputs_section):
11155 Add *strtab_shndx parameter, fill it.
11156 (Sized_incremental_binary::do_check_inputs): New method.
11157 (Incremental_checker::can_incrementally_link_output_file): Use
11158 Sized_incremental_binary::check_inputs.
11159 (Incremental_inputs::report_command_line): Save command line in
11162 (Incremental_binary::find_incremental_inputs_section): New
11164 (Incremental_binary::do_find_incremental_inputs_section): Add
11165 strtab_shndx parameter.
11166 (Incremental_binary::do_check_inputs): New pure virtual method.
11167 (Sized_incremental_binary::do_check_inputs): Declare.
11168 (Incremental_checker::Incremental_checker): Add incremental_inputs
11169 parameter, use it to initialize incremental_inputs_.
11170 (Incremental_checker::incremental_inputs_): New field.
11171 (Incremental_checker::command_line): New method.
11172 (Incremental_checker::inputs): New method.
11173 (Incremental_checker::command_line_): New field.
11175 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11177 * incremental.cc: Include <cstdarg> and "target-select.h".
11178 (vexplain_no_incremental): New function.
11179 (explain_no_incremental): New function.
11180 (Incremental_binary::error): New method.
11181 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11183 (make_sized_incremental_binary): New function.
11184 (open_incremental_binary): New function.
11185 (can_incrementally_link_file): Add checks if output is ELF and has
11187 * incremental.h: Include "elfcpp_file.h" and "output.h".
11188 (Incremental_binary): New class.
11189 (Sized_incremental_binary): New class.
11190 (open_incremental_binary): Declare.
11191 * object.cc (is_elf_object): Use
11192 elfcpp::Elf_recognizer::is_elf_file.
11193 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11194 * output.h (Output_file::filesize): New method.
11196 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11198 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11200 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11201 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11203 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11205 (Arm_relocate_functions::movw_abs_nc): New function.
11206 (Arm_relocate_functions::movt_abs): New function.
11207 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11208 (Arm_relocate_functions::thm_movt_abs): New function.
11209 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11210 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11211 (Scan::global): Likewise.
11212 (Relocate::relocate): Likewise.
11213 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11215 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11217 * arm.cc (Arm_relocate_functions::got_prel) New function.
11218 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11219 (Relocate::relocate): Likewise.
11220 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11222 2009-10-06 Ian Lance Taylor <iant@google.com>
11224 * options.h (class General_options): Define
11225 split_stack_adjust_size parameter.
11226 * object.h (class Object): Add uses_split_stack_ and
11227 has_no_split_stack_ fields. Add uses_split_stack and
11228 has_no_split_stack accessor functions. Declare
11229 handle_split_stack_section.
11230 (class Reloc_symbol_changes): Define.
11231 (class Sized_relobj): Define Function_offsets. Declare
11232 split_stack_adjust, split_stack_adjust_reltype, and
11234 * object.cc (Object::handle_split_stack_section): New function.
11235 (Sized_relobj::do_layout): Call handle_split_stack_section.
11236 * dynobj.cc (Sized_dynobj::do_layout): Call
11237 handle_split_stack_section.
11238 * reloc.cc (Sized_relobj::relocate_sections): Call
11239 split_stack_adjust for executable sections in split_stack
11240 objects. Pass reloc_map to relocate_section.
11241 (Sized_relobj::split_stack_adjust): New function.
11242 (Sized_relobj::split_stack_adjust_reltype): New function.
11243 (Sized_relobj::find_functions): New function.
11244 * target-reloc.h: Include "object.h".
11245 (relocate_section): Add reloc_symbol_changes parameter. Change
11247 * target.h (class Target): Add calls_non_split method. Declare
11248 do_calls_non_split virtual method. Declare match_view and
11250 * target.cc: Include "elfcpp.h".
11251 (Target::do_calls_non_split): New function.
11252 (Target::match_view): New function.
11253 (Target::set_view_to_nop): New function.
11254 * gold.cc (queue_middle_tasks): Give an error if mixing
11255 split-stack and non-split-stack objects with -r.
11256 * i386.cc (Target_i386::relocate_section): Add
11257 reloc_symbol_changes parameter.
11258 (Target_i386::do_calls_non_split): New function.
11259 * x86_64.cc (Target_x86_64::relocate_section): Add
11260 reloc_symbol_changes parameter.
11261 (Target_x86_64::do_calls_non_split): New function.
11262 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11264 * powerpc.cc (Target_powerpc::relocate_section): Add
11265 reloc_symbol_changes parameter.
11266 * sparc.cc (Target_sparc::relocate_section): Add
11267 reloc_symbol_changes parameter.
11268 * configure.ac: Call AM_CONDITIONAL for the default target.
11269 * configure: Rebuild.
11270 * testsuite/Makefile.am (TEST_AS): New variable.
11271 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11272 (check_DATA): Add split_i386 and split_x86_64 files.
11273 (SPLIT_DEFSYMS): Define.
11274 (split_i386_[1234n].o): New targets.
11275 (split_i386_[124]): New targets.
11276 (split_i386_[1234r].stdout): New targets.
11277 (split_x86_64_[1234n].o): New targets.
11278 (split_x86_64_[124]): New targets.
11279 (split_x86_64_[1234r].stdout): New targets.
11280 (MOSTLYCLEANFILES): Add new executables.
11281 * testsuite/split_i386.sh: New file.
11282 * testsuite/split_x86_64.sh: New file.
11283 * testsuite/split_i386_1.s: New file.
11284 * testsuite/split_i386_2.s: New file.
11285 * testsuite/split_i386_3.s: New file.
11286 * testsuite/split_i386_4.s: New file.
11287 * testsuite/split_i386_n.s: New file.
11288 * testsuite/split_x86_64_1.s: New file.
11289 * testsuite/split_x86_64_2.s: New file.
11290 * testsuite/split_x86_64_3.s: New file.
11291 * testsuite/split_x86_64_4.s: New file.
11292 * testsuite/split_x86_64_n.s: New file.
11293 * testsuite/testfile.cc (Target_test): Update relocation_section
11295 * testsuite/Makefile.in: Rebuild.
11297 2009-10-06 Ian Lance Taylor <iant@google.com>
11299 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11300 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11301 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11302 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11303 the address on ldo_addrs_.
11304 (Target_i386::Relocate::fix_up_ldo): New function.
11306 2009-10-06 Rafael Espindola <espindola@google.com>
11308 * plugin.cc (add_input_library): New.
11309 (Plugin::load): Add add_input_library to tv.
11310 (Plugin_manager::add_input_file): Add the is_lib argument.
11311 (add_input_file): Update call to Plugin_manager::add_input_file.
11312 (add_input_library): New.
11313 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11315 2009-09-30 Doug Kwan <dougkwan@google.com>
11317 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11318 symbol and call Symbol::may_need_copy_reloc to determine if
11319 a copy reloc is needed.
11320 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11321 nocopyreloc is given in command line.
11322 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11323 given in command line.
11324 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11325 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11326 of the removed Target_i386::may_need_copy_reloc.
11327 * options.h (copyreloc): New option with default value false.
11328 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11329 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11330 instead of the removed Target_powerpc::may_need_copy_reloc.
11331 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11332 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11333 instead of the removed Target_sparc::may_need_copy_reloc.
11334 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11335 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11336 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11337 instead of the removed Target_x86_64::may_need_copy_reloc.
11339 2009-09-30 Ian Lance Taylor <iant@google.com>
11341 * object.h (class Object): Remove target_ field, and target,
11342 sized_target, and set_target methods.
11343 (Object::sized_target): Remove.
11344 (class Sized_relobj): Update declarations. Remove sized_target.
11345 * object.cc (Sized_relobj::setup): Remove target parameter.
11346 Change all callers.
11347 (Input_objects::add_object): Don't do anything with the target.
11348 (make_elf_sized_object): Add punconfigured parameter. Change all
11349 callers. Set or test parameter target.
11350 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11351 Change all callers.
11352 * parameters.cc (Parameters::set_target): Change parameter type to
11354 (Parameters::default_target): Remove.
11355 (set_parameters_target): Change parameter type to be non-const.
11356 (parameters_force_valid_target): New function.
11357 (parameters_clear_target): New function.
11358 * parameters.h (class Parameters): Update declarations. Remove
11359 default_target method. Add sized_target and clear_target
11360 methods. Change target_ to be non-const.
11361 (set_parameters_target): Update declaration.
11362 (parameters_force_valid_target): Declare.
11363 (parameters_clear_target): Declare.
11364 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11365 as NULL if we aren't searching.
11366 (Add_symbols::run): Don't check for compatible target.
11367 * fileread.cc (Input_file::open_binary): Call
11368 parameters_force_valid_target.
11369 * gold.cc (queue_middle_tasks): Likewise.
11370 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11371 set_target on object.
11372 * dynobj.h (class Sized_dynobj): Update declarations.
11373 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11374 make_elf_object returns NULL.
11375 (Archive::include_member): Don't check whether object target is
11377 * output.cc (Output_section::add_input_section): Get target from
11379 (Output_section::relax_input_section): Likewise.
11380 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11382 (Sized_relobj::do_scan_relocs): Likewise.
11383 (Sized_relobj::relocate_sections): Likewise.
11384 * resolve.cc (Symbol_table::resolve): Likewise.
11385 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11386 parameter. Change all callers.
11387 (Symbol_table::add_from_object): Get target from parameters.
11388 (Symbol_table::add_from_relobj): Don't check object target.
11389 (Symbol_table::add_from_dynobj): Likewise.
11390 (Symbol_table::define_special_symbol): Get target from
11392 * symtab.h (class Symbol_table): Update declaration.
11393 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11394 parameter. Change all callers. Clear parameter target.
11395 (Binary_test): Test target here.
11396 * testsuite/object_unittest.cc (gold_testsuite): Remove
11397 target_test_pointer parameter. Change all callers.
11398 (Object_test): Test target here.
11400 2009-09-26 Ian Lance Taylor <iant@google.com>
11402 * testsuite/initpri1.c: Don't try to use constructor priorities if
11403 compiling with gcc before 4.3.
11405 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11407 * testsuite/retain_symbols_file_test.sh (check_present): Change
11408 output file name to retain_symbols_file_test.stdout.
11409 (check_absent): Likewise.
11411 2009-09-18 Craig Silverstein <csilvers@google.com>
11413 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11414 * options.cc: Include <cerrno> and <fstream>.
11415 (General_options::finalize): Parse -retain-symbols-file tag.
11416 * options.h: New flag.
11417 (General_options): New method should_retain_symbol, new
11418 variable symbols_to_retain.
11419 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11420 should_retain_symbol map.
11421 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11422 * testsuite/Makefile.in: Regenerate.
11423 * testsuite/retain_symbols_file_test.sh: New file.
11425 2009-09-18 Nick Clifton <nickc@redhat.com>
11427 * po/es.po: Updated Spanish translation.
11429 2009-09-17 Doug Kwan <dougkwan@google.com>
11431 * debug.h (DEBUG_RELAXATION): New constant.
11432 (DEBUG_ALL): Add DEBUG_RELAXATION.
11433 (debug_string_to_enum): Add relaxation debug option.
11435 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11436 Layout::Relaxation_debug_check::read_sections,
11437 Layout::Relaxation_debug_check::read_sections): New method definitions.
11438 (Layout::Layout): Initialize data members
11439 record_output_section_data_from_scrips_,
11440 script_output_section_data_list_ and relaxation_debug_check_.
11441 (Layout::save_segments, Layout::restore_segments,
11442 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11443 Layout::relaxation_loop_body): New method definitions.
11444 (Layout::finalize): Support relaxation. Move section layout code to
11445 Layout::relaxation_loop_body.
11446 (Layout::set_asection_address_from_script): Move code for orphan
11447 section placement out.
11448 (Layout::place_orphan_sections_in_script): New method definition.
11449 * layout.h (Output_segment_headers, Output_file_header):
11450 New forward class declarations.
11451 (Layout::~Layout): Define.
11452 (Layout::new_output_section_data_from_script): New method definition.
11453 (Layout::place_orphan_sections_in_script): New method declaration.
11454 (Layout::Segment_states): New type declaration.
11455 (Layout::save_segments, Layout::restore_segments,
11456 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11457 Layout::relaxation_loop_body): New method declarations.
11458 (Layout::Output_section_data_list): New type declaration.
11459 (Layout::Relaxation_debug_check): New class definition.
11460 (Layout::record_output_section_data_from_script_,
11461 Layout::script_output_section_data_list_, Layout::segment_states_,
11462 Layout::relaxation_debug_check_): New data members.
11463 * output.cc: (Output_section_headers::do_size): New method definition.
11464 (Output_section_headers::Output_section_headers): Move size
11465 computation to Output_section_headers::do_size.
11466 (Output_segment_headers::do_size): New method definition.
11467 (Output_file_header::Output_file_header): Move size computation to
11468 Output_file_header::do_size and call it.
11469 (Output_file_header::do_size): New method definition.
11470 (Output_data_group::Output_data_group): Adjust call to
11471 Output_section_data.
11472 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11473 (Output_symtab_xindex::do_write): Add array bound check.
11474 (Output_section::Input_section::print_to_mapfile): Handle
11475 RELAXED_INPUT_SECTION_CODE.
11476 (Output_section::Output_section): Initialize data member checkpoint_.
11477 (Output_section::~Output_section): Delete checkpoint object pointed
11479 (Output_section::add_input_section): Always add an Input_section if
11481 (Output_section::add_merge_input_section): Add assert.
11482 (Output_section::relax_input_section): New method definition.
11483 (Output_section::set_final_data_size): Set load address to zero for
11484 an unallocated section.
11485 (Output_section::do_address_and_file_offset_have_reset_values):
11486 New method definition.
11487 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11488 Handle relaxed input section.
11489 (Output_section::sort_attached_input_sections): Checkpoint input
11490 section list lazily.
11491 (Output_section::get_input_sections): Change type of input_sections to
11492 list of Simple_input_section pointers. Checkpoint input section list
11493 lazily. Also handle relaxed input sections.
11494 (Output_section::add_input_section_for_script): Take a reference to
11495 a Simple_input_section object instead of Relobj pointer and section
11496 index as parameter. Handle relaxed input sections.
11497 (Output_section::save_states, Output_section::restore_states): New
11498 method definitions.
11499 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11500 (Output_data::is_data_size_fixed): New method definition.
11501 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11503 (Output_data::address_and_file_offset_have_reset_values): New method
11505 (Output_data::do_address_and_file_offset_have_reset_values): New method
11507 (Output_data::set_data_size): Check that data size is not fixed.
11508 (Output_data::fix_data_size): New method definition.
11509 (Output_data::is_data_size_fixed_): New data member.
11510 (Output_section_headers::set_final_data_size): New method definition.
11511 (Output_section_headers::do_size): New method declaration.
11512 (Output_segment_headers::set_final_data_size): New method definition.
11513 (Output_segment_headers::do_size): New method declaration.
11514 (Output_file_header::set_final_data_size)::New method definition.
11515 (Output_file_header::do_size)::New method declaration.
11516 (Output_section_data::Output_section_data): Add new parameter
11517 is_data_size_fixed and use it to fix data size.
11518 (Output_data_const::Output_data_const): Adjust call to base class
11519 constructor and fix data size.
11520 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11521 base class constructor and fix data size.
11522 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11523 base class constructor and fix data size.
11524 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11525 class constructor and fix data size.
11526 (Output_data_group::set_final_data_size): New method definition.
11527 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11528 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11529 class constructor and fix data size.
11530 (Output_relaxed_input_section): New class definition.
11531 (Output_section::Simple_input_section): New class definition.
11532 (Output_section::get_input_sections): Adjust parameter list.
11533 (Output_section::add_input_section_for_script): Same.
11534 (Output_section::save_states, Output_section::restore_states,
11535 Output_section::do_address_and_file_offset_have_reset_values,
11536 (Output_section::Input_section::Input_section): Handle
11537 RELAXED_INPUT_SECTION_CODE. Add new overload for
11538 Output_relaxed_input_section.
11539 (Output_section::Input_section::is_input_section,
11540 Output_section::Input_section::set_output_section): Handle relaxed
11542 (Output_section::Input_section::is_relaxed_input_section,
11543 Output_section::Input_section::output_section_data,
11544 Output_section::Input_section::relaxed_input_section): New method
11546 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11548 (Output_section::Input_section::u1_): Update comments.
11549 (Output_section::Input_section::u2_): Add new union member poris.
11550 (Output_section::Checkpoint_output_section): New classs definition.
11551 (Output_section::relax_input_section): New method declaration.
11552 (Output_section::checkpoint_): New data member.
11553 (Output_segment): Update comments.
11554 (Output_segment::Output_segment): Un-privatize copy constructor.
11555 (Output_segment::operator=): Un-privatize.
11556 * script-sections.cc (Output_section_element::Input_section_list):
11557 Change element type to Output_section::Simple_input_section.
11558 (Output_section_element_dot_assignment::set_section_addresses):
11559 Register output section data for relaxation clean up.
11560 (Output_data_exression::Output_data_expression): Adjust call to base
11561 constructor to fix data size.
11562 (Output_section_element_data::set_section_addresses): Register
11563 Output_data_expression object for relaxation clean up.
11564 (struct Input_section_info): Replace Relobj pointer and section index
11565 pair with Output_section::Simple_input_section and Convert struct to a
11567 (Input_section_sorter::operator()): Adjust access to
11568 Input_section_info data member to use accessors.
11569 (Output_section_element_input::set_section_addresses): Use layout
11570 parameter. Adjust code to use Output_section::Simple_input_section
11571 and Input_secction_info classes. Register filler for relaxation
11573 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11574 and section index pair with Output_section::Simple_input_section
11575 class. Adjust code accordingly.
11576 (Phdrs_element::release_segment): New method definition.
11577 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11579 (Script_sections::release_segments): New method definition.
11580 * gold/script-sections.h (Script_sections::release_segments): New
11581 method declaration.
11582 * gold/target.h (Target::may_relax, Target::relax,
11583 Target::do_may_relax, Target::do_relax): New method definitions.
11585 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11587 * arm.cc (has_signed_unsigned_overflow): New function.
11588 (Arm_relocate_functions::abs8): New function.
11589 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11590 (Target_arm::Scan::global): Likewise.
11591 (Target_arm::relocate::relocate): Likewise.
11592 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11595 2009-09-16 Cary Coutant <ccoutant@google.com>
11597 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11598 * testsuite/Makefile.in: Regenerate.
11600 2009-09-11 Nick Clifton <nickc@redhat.com>
11602 * po/gold.pot: Updated by the Translation project.
11604 2009-09-08 Cary Coutant <ccoutant@google.com>
11606 * output.cc (Output_file::open): Add execute permission to empty file.
11607 * testsuite/Makefile.am (permission_test): New test.
11608 * testsuite/Makefile.in: Regenerate.
11610 2009-09-02 Ian Lance Taylor <iant@google.com>
11612 * output.cc (Output_file::resize): Call map_no_anonymous rather
11615 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11617 * gold.cc: Include "incremental.h".
11618 (queue_initial_tasks): Call Incremental_checker methods.
11619 * incremental.cc: Include "output.h".
11620 (Incremental_checker::can_incrementally_link_output_file): New
11622 * incremental.h (Incremental_checker): New class.
11624 * output.cc (Output_file::open_for_modification): New method.
11625 (Output_file::map_anonymous): Changed return type to bool. Record
11626 map in base_ field.
11627 (Output_file::map_no_anonymous): New method, broken out of map.
11628 (Output_file::map): Use map_no_anonymous and map_anonymous.
11629 * output.h (class Output_file): Update declarations.
11631 2009-08-24 Cary Coutant <ccoutant@google.com>
11633 * options.h (Command_line::Pre_options): New class.
11634 (Command_line::pre_options): New member.
11635 * options.cc (gold::options::ready_to_register): New variable.
11636 (One_option::register_option): Do nothing if not registering options.
11637 Assert if same short option registered twice.
11638 (General_options::General_options): Turn off option registration when
11640 (Command_line::Pre_options::Pre_options): New constructor.
11642 2009-08-24 Cary Coutant <ccoutant@google.com>
11644 * options.h (General_options::no_keep_memory): Remove incorrect
11647 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11649 * Makefile.am (am__skiplex, am__skipyacc): New.
11650 * Makefile.in: Regenerate.
11652 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11654 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11655 (INCLUDES): ... this.
11656 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11657 (AM_CPPFLAGS): Renamed from ...
11658 (INCLUDE): ... this.
11659 * Makefile.in, testsuite/Makefile.in: Regenerate.
11661 * Makefile.in: Regenerate.
11662 * aclocal.m4: Likewise.
11663 * config.in: Likewise.
11664 * configure: Likewise.
11665 * testsuite/Makefile.in: Likewise.
11667 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11668 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11669 * Makefile.in: Regenerate.
11670 * testsuite/Makefile.in: Regenerate.
11672 2009-08-19 Cary Coutant <ccoutant@google.com>
11674 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11675 symbols in shared libraries overridden by hidden or internal symbols
11676 in the main program.
11678 2009-08-19 Chris Demetriou <cgd@google.com>
11680 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11681 checking source file names in error messages.
11683 2009-08-18 Doug Kwan <dougkwan@google.com>
11685 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11686 an elcpp::Ehdr as parameter. Adjust call to set_target.
11687 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11688 an elfcpp::Ehdr as parameter.
11689 * object.cc (Object::set_target): Remove the version that looks up
11690 a target and sets it.
11691 (Sized_relobj::setup): Take a Target object instead of
11692 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11693 (make_elf_sized_object): Find target and ask target to
11694 make an ELF object.
11695 * object.h: (Object::set_target): Remove the version that looks up
11696 a target and sets it.
11697 (Sized_relobj::setup): Take a Target object instead of
11698 an elfcpp:Ehdr as parameter.
11699 * target.cc: Include dynobj.h.
11700 (Target::do_make_elf_object_implementation): New.
11701 (Target::do_make_elf_object): New.
11702 * target.h (Target::make_elf_object): New template declaration.
11703 (Target::do_make_elf_object): New method declarations.
11704 (Target::do_make_elf_object_implementation): New template declaration.
11706 2009-08-14 Ian Lance Taylor <iant@google.com>
11708 * gold.h (FUNCTION_NAME): Define.
11709 (gold_unreachable): Use FUNCTION_NAME.
11711 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11713 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11714 symbol in the --keep-unique list is not found.
11716 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11718 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11719 been maked as --keep-unique.
11720 (Icf::unfold_section): New function.
11721 * icf.h (Icf::unfold_section): New function.
11722 * options.h (General_options::keep_unique): New option.
11723 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11724 * testsuite/Makefile.in: Regenerate.
11725 * testsuite/icf_keep_unique_test.sh: New file.
11726 * testsuite/icf_keep_unique_test.cc: New file.
11728 2009-08-12 Cary Coutant <ccoutant@google.com>
11731 * resolve.cc (Symbol_table::resolve): Check for references from
11732 dynamic objects to hidden and internal symbols.
11733 * testsuite/Makefile.am (hidden_test.sh): New test.
11734 * testsuite/Makefile.in: Regenerate.
11735 * testsuite/hidden_test.sh: New script.
11736 * testsuite/hidden_test_1.c: New test source.
11737 * testsuite/hidden_test_main.c: New test source.
11739 2009-08-11 Doug Kwan <dougkwan@google.com>
11741 * arm.cc: Update comments.
11742 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11743 segment to locate the .ARM.exidx section if present.
11745 2009-08-09 Doug Kwan <dougkwan@google.com>
11747 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11750 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11751 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11754 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11756 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11757 valid tls_segment only for non-debug-section relocations.
11758 * testsuite/Makefile.am: Add gc_tls_test.
11759 * testsuite/Makefile.in: Regenerate.
11760 * testsuite/gc_tls_test.cc: New file.
11761 * testsuite/gc_tls_test.sh: New file.
11763 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11765 * icf.cc: New file.
11767 * Makefile.am (CCFILES): Add icf.cc.
11768 (HFILES): Add icf.h
11769 * Makefile.in: Regenerate.
11770 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11771 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11772 section, symbol and addend information for the relocs.
11773 * gold.cc (queue_middle_tasks): Call identical code folding.
11774 * gold.h: Add defines for multimap.
11775 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11776 to the call of finalize_local_symbols.
11777 * main.cc (main): Create object of class Icf.
11778 * object.cc (Sized_relobj::do_layout): Allow this function to be
11779 called twice during icf.
11780 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11781 to sections marked as identical by icf.
11782 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11784 (Sized_relobj::do_section_entsize): New function.
11785 * object.h (Object::section_entsize): New function.
11786 (Object::do_section_entsize): New pure virtual function.
11787 (Relobj::finalize_local_symbols): Add new parameter.
11788 (Relobj::do_section_entsize): New function.
11789 * options.h (General_options::icf): New option.
11790 (General_options::icf_iterations): New option.
11791 (General_options::print_icf_sections): New option.
11792 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11793 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11794 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11796 * symtab.cc (Symbol_table::is_section_folded): New function.
11797 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11798 to sections marked as identical by icf.
11799 * symtab.h (Symbol_table::set_icf): New function.
11800 (Symbol_table::icf): New function.
11801 (Symbol_table::is_section_folded): New function.
11802 (Symbol_table::icf_): New data member.
11803 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11804 * testsuite/Makefile.am: Add commands to build icf_test.
11805 * testsuite/Makefile.in: Regenerate.
11806 * testsuite/icf_test.sh: New file.
11807 * testsuite/icf_test.cc: New file.
11809 2009-07-24 Chris Demetriou <cgd@google.com>
11811 * layout.cc (is_compressible_debug_section): Fix incorrect
11812 comment about compressed section names.
11814 2009-07-20 Ian Lance Taylor <ian@airs.com>
11817 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11819 2009-07-16 Ian Lance Taylor <iant@google.com>
11822 * layout.h: #include <map>.
11823 (class Kept_section): Change from struct to class. Add accessors
11824 and setters. Add section size to Comdat_group mapping. Change
11825 Comdat_group to std::map. Add is_comdat_ field. Add
11826 linkonce_size field in union.
11827 (class Layout): Update declaration of find_or_add_kept_section.
11828 Don't declare find_kept_object.
11829 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11830 parameter. Add object, shndx, is_comdat, and is_group_name
11831 parameters. Change all callers. Adjust for new Kept_section.
11832 (Layout::find_kept_object): Remove.
11833 * object.cc (Sized_relobj::include_section_group): Update use of
11834 Kept_section. Rename secnum to shndx. Only record
11835 Kept_comdat_section if sections are the same size.
11836 (Sized_relobj::include_linkonce_section): Update use of
11837 Kept_section. Only record Kept_comdat_section if sections are the
11838 same size. Set size of linkonce section.
11839 (Sized_relobj::map_to_kept_section): Update call to
11840 get_kept_comdat_section.
11841 * object.h (class Sized_relobj): Rename fields in
11842 Kept_comdat_section to drop trailing underscores; change object
11843 field to Relobj*. Change Kept_comdat_section_table to store
11844 struct rather than pointer.
11845 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11846 Add kept_object and kept_shndx parameters. Change all callers.
11847 (Sized_relobj::get_kept_comdat_section): Change return type to
11848 bool. Add kept_object and kept_shndx parameters. Change all
11850 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11851 Layout::find_or_add_kept_section.
11853 2009-07-09 Ian Lance Taylor <iant@google.com>
11855 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11856 Reserve space in the hash table.
11858 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11860 * fileread.cc (File_read::get_mtime): New method.
11861 * fileread.h (Timespec): New structure.
11862 (File_read::get_mtime): New method.
11863 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11864 Renamed from timestamp_nsec.
11865 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11867 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
11869 (Incremental_inputs::report_archive): Save mtime; style fix.
11870 (Incremental_inputs::report_obejct): Save mtime; style fix.
11871 (Incremental_inputs::report_script): Save mtime; style fix.
11872 (Incremental_inputs::finalize_inputs): Style fix.
11873 (Incremental_inputs::finalize): Style fix.
11874 (Incremental_inputs::create_input_section_data): Store inputs
11876 * incremental.h (Incremental_inputs::report_script): Add mtime
11878 (Incremental_inputs::Input_info::Input_info): Intialize only one
11880 (Incremental_inputs::Input_info::archive): Move to nameless
11882 (Incremental_inputs::Input_info::obejct): Move to nameless union.
11883 (Incremental_inputs::Input_info::script): Move to nameless union.
11884 (Incremental_inputs::mtime): New field.
11885 * script.cc (read_input_script): Pass file mtime to
11887 * script.h (Script_info::inputs): Style fix.
11889 2009-07-01 Ian Lance Taylor <ian@airs.com>
11891 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
11894 2009-06-24 Ian Lance Taylor <iant@google.com>
11897 * layout.cc (Layout::choose_output_section): If we find an
11898 existing section, update the flags.
11899 (Layout::create_notes): New function, broken out of
11901 (Layout::finalize): Don't create note sections.
11902 (Layout::create_note): Don't crash if linker script discards
11904 (Layout::create_gold_note): Likewise.
11905 (Layout::create_build_id): Likewise. Don't set
11906 after_input_sections on the section.
11907 (Layout::create_executable_stack_info): Remove target parameter.
11909 * layout.h (class Layout): Declare create_notes. Update
11910 declaration of create_executable_stack_info.
11911 * gold.cc (queue_middle_tasks): Call create_notes.
11912 * output.cc (Output_section::update_flags_for_input_section): Move
11913 here from output.h. If SHF_ALLOC flag is newly set, mark address
11915 * output.h (Output_data::mark_address_invalid): New function.
11916 (class Output_section): Only declare, not define,
11917 update_flags_for_input_section. Remove set_flags.
11919 2009-06-24 Ian Lance Taylor <iant@google.com>
11921 * script-sections.cc (Output_section_definition::
11922 set_section_addresses): Rename shadowing local load_address to
11925 2009-06-24 Ian Lance Taylor <iant@google.com>
11928 * reloc.cc (relocate_sections): Skip empty relocation sections.
11930 2009-06-23 Ian Lance Taylor <iant@google.com>
11933 * layout.cc (Layout::create_note): Use choose_output_section
11934 rather than make_output_section.
11936 2009-06-23 Ian Lance Taylor <iant@google.com>
11939 * options.cc (General_options::parse_V): Set printed_version_.
11940 (General_options::General_options): Initialize printed_version_.
11941 * options.h (class General_options): Add printed_version_ field.
11942 * gold.cc (queue_initial_tasks): If there are no input files,
11943 don't give a fatal error if we printed the version information.
11944 (queue_middle_tasks): If using -r with a shared object, give a
11945 fatal error rather than an ordinary error.
11947 2009-06-23 Ian Lance Taylor <iant@google.com>
11950 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
11951 (Layout::make_output_section): Set have_stabstr_section_ if we see
11952 a .stab*str section.
11953 (Layout::finalize): Call link_stabs_sections.
11954 (Layout::link_stabs_sections): New file.
11955 * layout.h (class Layout): Add have_stabstr_section_ field.
11956 Declare link_stabs_sections.
11958 2009-06-23 Doug Kwan <dougkwan@google.com>
11960 * Makefile.am (libgold_a_LIBADD): New.
11961 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
11962 * Makefile.in: Regenerate.
11963 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
11964 * configure: Regenerate.
11965 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
11966 * fileread.cc: Include sys/state.h
11967 * gold.h: Declare memmem and strndup if found missing.
11968 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
11970 2009-06-23 Ian Lance Taylor <iant@google.com>
11972 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
11973 * configure: Rebuild.
11975 2009-06-23 Ian Lance Taylor <iant@google.com>
11978 * object.cc (Object::section_contents): Don't try to get a view if
11979 the section has length zero.
11980 (Object::handle_gnu_warning_section): If the section is empty, use
11981 the name of the section as the warning.
11983 2009-06-23 Ian Lance Taylor <iant@google.com>
11986 * stringpool.h (class Stringpool_template): Add optimize_ field.
11987 (Stringpool_template::set_optimize): New function.
11988 * stringpool.cc (Stringpool_template::Stringpool_template):
11989 Initialize optimize_ field.
11990 (Stringpool_template::set_string_offsets): Test local optimize
11991 fild rather than parameter.
11992 * layout.cc (Layout::Layout): Call set_optimize on the section
11995 2009-06-22 Ian Lance Taylor <iant@google.com>
11998 * yyscript.y: Parse TARGET.
11999 * script.cc (script_set_target): New function.
12000 * script-c.h (script_set_target): Declare.
12001 * options.cc (General_options::string_to_object_format): Rename
12002 from string_to_object_format in anonymous namespace. Change
12004 * options.h (class General_options): Declare
12005 string_to_object_format.
12007 2009-06-22 Ian Lance Taylor <iant@google.com>
12009 * script-sections.cc (Script_sections::create_segments): Don't put
12010 program headers in a PT_LOAD segment if -n or -N.
12012 2009-06-22 Ian Lance Taylor <iant@google.com>
12015 * options.h (class General_options): Add -z lazy and -z now. Sort
12016 -z options into alphabetical order.
12017 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12019 2009-06-21 Ian Lance Taylor <iant@google.com>
12021 * layout.cc (Layout::make_output_section): Call
12022 Target::new_output_section.
12023 (Layout::attach_allocated_section_to_segment): Put large section
12024 sections in a separate load segment with the large segment flag
12026 (Layout::segment_precedes): Sort large data segments after other
12028 (align_file_offset): New static function.
12029 (Layout::set_segment_offsets): Use align_file_offset.
12030 * output.h (class Output_section): Add is_small_section_ and
12031 is_large_section_ fields.
12032 (Output_section::is_small_section): New function.
12033 (Output_section::set_is_small_section): New function.
12034 (Output_section::is_large_section): New function.
12035 (Output_section::set_is_large_section): New function.
12036 (Output_section::is_large_data_section): New function.
12037 (class Output_segment): Add is_large_data_segment_ field.
12038 (Output_segment::is_large_data_segment): New function.
12039 (Output_segment::set_is_large_data_segment): New function.
12040 * output.cc (Output_section::Output_section): Initialize new
12042 (Output_segment::Output_segment): Likewise.
12043 (Output_segment::add_output_section): Add assertion that large
12044 data sections always go in large data segments. Force small data
12045 sections to the end of the list of data sections. Force small BSS
12046 sections to the start of the list of BSS sections. For large BSS
12047 sections to the end of the list of BSS sections.
12048 * symtab.h (class Symbol): Declare is_common_shndx.
12049 (Symbol::is_defined): Check Symbol::is_common_shndx.
12050 (Symbol::is_common): Likewise.
12051 (class Symbol_table): Define enum Commons_section_type. Update
12052 declarations. Add small_commons_ and large_commons_ fields.
12053 * symtab.cc (Symbol::is_common_shndx): New function.
12054 (Symbol_table::Symbol_table): Initialize new fields.
12055 (Symbol_table::add_from_object): Put small and large common
12056 symbols in the right list.
12057 (Symbol_table::sized_finalized_symbol): Check
12058 Symbol::is_common_shndx.
12059 (Symbol_table::sized_write_globals): Likewise.
12060 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12061 common symbol lists. Don't call do_allocate_commons_list if the
12063 (Symbol_table::do_allocate_commons_list): Remove is_tls
12064 parameter. Add comons_section_type parameter. Change all
12065 callers. Handle small and large common symbols.
12066 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12067 Symbol::is_common_shndx.
12068 * resolve.cc (symbol_to_bits): Likewise.
12069 * target.h (Target::small_common_shndx): New function.
12070 (Target::small_common_section_flags): New function.
12071 (Target::large_common_shndx): New function.
12072 (Target::large_common_section_flags): New function.
12073 (Target::new_output_section): New function.
12074 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12075 small_common_section_flags, and large_common_section_flags
12077 (Target::do_new_output_section): New virtual function.
12078 * arm.cc (Target_arm::arm_info): Initialize new fields.
12079 * i386.cc (Target_i386::i386_info): Likewise.
12080 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12082 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12083 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12084 (Target_x86_64::do_new_output_section): New function.
12085 * configure.ac: Define conditional MCMODEL_MEDIUM.
12086 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12087 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12088 (large_LDFLAGS): Define.
12089 * testsuite/large.c: New file.
12090 * testsuite/testfile.cc (Target_test::test_target_info):
12091 Initialize new fields.
12092 * configure, testsuite/Makefile.in: Rebuild.
12094 2009-06-05 Doug Kwan <dougkwan@google.com>
12096 * Makefile.am (CCFILES): Add target.cc.
12097 * Makefile.in: Regenerate.
12098 * i386.cc (class Target_i386): Define new virtual method to
12099 override do_is_local_label_name in parent.
12100 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12101 local symbols if --discard-locals or -X is given.
12102 * options.h (class General_options): Declare new options
12103 '--discard-locals' and '-X' for discarding locals.
12104 * target.h (class Target): Define new methods is_local_label_name.
12105 Declare new virtual method do_is_local_label_name.
12106 * target.cc: New file.
12107 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12108 (check_SCRIPTS): Add discard_locals_test.sh.
12109 (check_DATA): Add discard_local_tests.syms.
12110 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12111 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12112 * testsuite/Makefile.in: Regenerate.
12113 * testsuite/discard_locals_test.c: New file.
12114 * testsuite/discard_locals_test.sh: Same.
12116 2009-06-05 Doug Kwan <dougkwan@google.com>
12118 * object.cc (Sized_relobj::Sized_relobj): Initialize
12119 discarded_eh_frame_shndx_ to -1U.
12120 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12122 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12123 a discarded .eh_frame section.
12124 (Sized_relobj::do_finalize_local_symbols): Ditto.
12125 * object.h (class Sized_relobj): Declare new member
12126 discarded_eh_frame_shndx_.
12127 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12128 (local_labels_test.o, local_labels_test): New rules.
12129 * testsuite/Makefile.in: Regenerate.
12131 2009-06-04 Doug Kwan <dougkwan@google.com>
12133 * layout.cc (Layout::section_name_mapping): Add mapping for
12134 special ARM sections.
12136 2009-06-03 Doug Kwan <dougkwan@google.com>
12138 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12139 (utils::has_overflow): Same.
12141 2009-06-03 Ian Lance Taylor <iant@google.com>
12143 * layout.cc (Layout::section_name_mapping): New array, replacing
12144 Layout::linkonce_mapping.
12145 (Layout::section_name_mapping_count): New variable, replacing
12146 Layout::linkonce_mapping_count.
12147 (Layout::linkonce_output_name): Remove.
12148 (Layout::output_section_name): Rewrite.
12149 * layout.h (class Layout): Rename Linkonce_mapping to
12150 Section_name_mapping, linkonce_mapping to section_name_mapping,
12151 linkonce_mapping_count to section_name_mapping_count. Don't
12152 declare linkonce_output_name.
12154 2009-06-03 Doug Kwan <dougkwan@google.com>
12156 * gold/arm.cc (namespace utils): New.
12157 (Target_arm::reloc_is_non_pic): Define new method.
12158 (class Arm_relocate_functions): New.
12159 (Target_arm::Relocate::relocate): Handle relocation types used by
12162 2009-06-03 Ian Lance Taylor <iant@google.com>
12164 * arm.cc (Target_arm::scan::global): Use || instead of |.
12166 2009-06-02 Doug Kwan <dougkwan@google.com>
12168 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12169 issued_non_pic_error_.
12170 (class Target_arm::Scan): Declare new method check_non_pic.
12171 Define new method symbol_needs_plt_entry.
12172 Declare new data member issued_non_pic_error_.
12173 (class Target_arm::Relocate): Declare new method
12174 should_apply_static_reloc.
12175 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12176 (Target_arm::Scan::check_non_pic): Define new method.
12177 (Target_arm::Scan::local): Handle a small subset of reloc types used
12179 (Target_arm::Scan::local): Same.
12180 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12182 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12184 * incremental.cc (Incremental_inputs::report_command_line): Filter
12185 out --incremental-* options.
12187 2009-05-29 Doug Kwan <dougkwan@google.com>
12189 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12191 (class Target_arm): Update comment.
12192 (Target_arm::Target_arm): Initialize new data members GOT_,
12193 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12194 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12195 and Target_arm::rel_dyn_section.
12196 Declare new_enum Target_arm::Got_type.
12197 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12199 Update commments for member do_dynsym_value.
12200 (Target_arm::got_size, Target_arm::plt_section,
12201 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12202 new methods inside class defintion.
12203 (Target_arm::got_section): Define new method.
12204 (Target_arm::rel_dyn_section): Same.
12205 (Output_data_plt_arm): New template class.
12206 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12207 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12208 (Output_data_plt_arm::add_entry): Same.
12209 (Output_data_plt_arm::first_plt_entry): Define new
12210 static data member for PLT instruction template.
12211 (Output_data_plt_arm::plt_entry): Same.
12212 (Output_data_plt_arm::do_write): Define new method.
12213 (Target_arm::make_plt_entry): Same.
12214 (Target_arm::do_finalize_sections): Same.
12215 (Target_arm::do_dynsym_value): Same.
12217 2009-05-28 Doug Kwan <dougkwan@google.com>
12219 * Makefile.am (TARGETSOURCES): Add arm.cc.
12220 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12221 * Makefile.in: Regenerate.
12222 * arm.cc: New file.
12223 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12225 2009-05-26 Doug Kwan <dougkwan@google.com>
12227 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12228 (General_options::check_excluded_libs): Strip off directories in
12229 archive name before matching like GNU ld does.
12230 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12231 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12232 (exclude_libs_test_LDFLAGS): Add linker option
12233 -Wl,--exclude-libs,libexclude_libs_test_3
12234 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12235 an explicit archive without using -l.
12236 (alt/libexclude_libs_test_3.a): New make rule.
12237 * testsuite/Makefile.in: Regenerate.
12238 * testsuite/exclude_libs_test.c : Declare lib3_default().
12240 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12241 * exclude_libs_test_3.c: New file.
12243 2009-05-26 Nick Clifton <nickc@redhat.com>
12245 * po/id.po: New Indonesian translation.
12246 * po/gold.pot: Updated template file.
12248 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12250 * testsuite/Makefile.am: Add -ffunction-sections to compile
12251 gc_comdat_test files. Add -Wl,--gc-sections to build
12253 * testsuite/Makefile.in: Regenerate.
12254 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12256 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12258 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12259 kept comdat section was garbage collected.
12260 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12261 * testsuite/Makefile.in: Regenerate.
12262 * testsuite/gc_comdat_test.sh: New file.
12263 * testsuite/gc_comdat_test_1.cc: New file.
12264 * testsuite/gc_comdat_test_2.cc: New file.
12266 2009-05-19 Doug Kwan <dougkwan@google.com>
12268 * archive.cc (Archive::Archive): Move constructor from archive.h
12269 to here. Initialize no_export_.
12270 (Archive::get_elf_object_for_member): Set no_export flag of object.
12271 * archive.h (Archive::Archive): Move constructor body to
12273 (Archive::no_export): New method.
12274 (Archive::no_export_): New field.
12275 * object.h (Object::Object): Initialize no_export_ to false.
12276 (Object::no_export, Object::set_no_export): New methods.
12277 (Object::no_export_): New field.
12278 * options.cc (General_options::parse_exclude_libs): New method.
12279 (General_options::check_excluded_libs) Same.
12280 * options.h (exclude_libs): New option.
12281 (General_options::check_excluded_libs): New method declaration.
12282 (General_options::excluded_libs_): New field.
12283 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12284 default or protected visibility if an object has no-export flag set.
12285 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12286 (check_SCRIPTS): Add exclude_libs_test.sh.
12287 (check_DATA): Add exclude_libs_test.syms.
12288 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12289 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12290 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12291 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12292 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12293 libexclude_libs_test_2.a): New rules.
12294 * testsuite/Makefile.in: Regenerate.
12295 * testsuite/exclude_libs_test.c: New file.
12296 * testsuite/exclude_libs_test.sh: Ditto.
12297 * testsuite/exclude_libs_test_1.c: Ditto.
12298 * testsuite/exclude_libs_test_2.c: Ditto.
12300 2009-05-15 Ian Lance Taylor <iant@google.com>
12302 * configure.ac: Check for declarations for cases where libiberty.h
12303 checks HAVE_DECL_xxx.
12304 * configure, config.in: Rebuild.
12306 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12308 * gold.h (Incremental_argument_list): Remove (invalid) forward
12310 * incremental.cc (Incremental_inputs::report_achive): New method.
12311 (Incremental_inputs::report_object): New method.
12312 (Incremental_inputs::report_script): New method.
12313 (Incremental_inputs::finalize_inputs): New method.
12314 (Incremental_inputs::finalize): Call finalize_inputs().
12315 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12316 Create inputs entries.
12317 * incremental.h (Incremental_input_type): New enum.
12318 (Incremental_inputs::Incremental_input): Initialize new fields.
12319 (Incremental_inputs::report_inputs): New method.
12320 (Incremental_inputs::report_achive): New method.
12321 (Incremental_inputs::report_object): New method.
12322 (Incremental_inputs::report_script): New method.
12323 (Incremental_inputs::finalize_inputs): New method.
12324 (Incremental_inputs::Input_info): New struct.
12325 (Incremental_inputs::Input_info_map): New typedef.
12326 (Incremental_inputs::lock_): New field.
12327 (Incremental_inputs::Inputs_): New field.
12328 (Incremental_inputs::Inputs_map): New field.
12329 * main.cc (main): Call Incremental_input::report_inputs.
12330 * options.h (Input_argument_list): Typedef moved from
12332 (Input_file_group::Files): Remove, use ::Input_argument_list.
12333 (Input_file_group::Input_argument_list): Remove, use
12334 ::Input_argument_list.
12335 * plugin.cc (Plugin_manager::add_input_file): Add error in
12337 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12339 * script.cc (read_input_script): Call
12340 Incremental_input::report_script.
12341 * script.h (Script_info): New class.
12343 2009-04-27 Ian Lance Taylor <iant@google.com>
12345 * x86_64.cc (do_adjust_output_section): Set entsize to
12348 2009-04-23 Elliott Hughes <enh@google.com>
12350 * output.cc (Output_file::close): After short writes, continue
12351 writing from the correct offset in the buffer being written.
12353 2009-04-23 Chris Demetriou <cgd@google.com>
12355 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12356 * configure: Regenerate.
12357 * config.in: Regenerate.
12358 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12359 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12361 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12363 * incremental.cc (Incremental_inputs_header_data): Renamed from
12364 Incremental_input_header_data.
12365 (Incremental_inputs_header_data::data_size): New field.
12366 (Incremental_inputs_header_data::put_input_file_count): Renamed
12367 from input_file_count.
12368 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12369 from command_line_offset.
12370 (Incremental_inputs_header_data::put_reserved): Renamed from
12372 (Incremental_inputs_entry_data): Renamed from
12373 Incremental_input_entry_data.
12374 (Incremental_inputs_entry_data::data_size): New field.
12375 (Incremental_inputs::report_command_line): New method.
12376 (Incremental_inputs::finalize): New method.
12377 (Incremental_inputs::create_incremental_inputs_data): New method.
12378 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12379 * incremental.h: New file.
12380 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12381 (Layout::finalize): Create incremental inputs section in
12382 incremental builds.
12383 (Layout::create_incremental_info_sections): New method.
12384 * layout.h (Layout::incremental_inputs): New method.
12385 (Layout::create_incremental_info_sections): New method.
12386 (Layout::incremental_inputs_): New field.
12387 * main.cc (main): Notify Incremental_input of the command line.
12389 2009-04-01 Ian Lance Taylor <iant@google.com>
12390 Mikolaj Zalewski <mikolajz@google.com>
12392 * gold.h (reserve_unordered_map): Define, three versions, one for
12393 each version of Unordered_map.
12394 * layout.cc (Layout::Layout): Remove options parameter. Add
12395 number_of_input_files parameter. Don't initialize options_.
12396 Initialize number_of_input_files_ and resized_signatures_. Move
12397 sections_are_attached_.
12398 (Layout::layout_group): Reserve space for group_signatures_.
12399 (Layout::find_or_add_kept_section): Change name parameter to be a
12400 reference. Resize signatures_ map when it gets large enough.
12401 (Layout::layout_eh_frame): Use parameters->options() instead of
12403 (Layout::make_output_section): Likewise.
12404 (Layout::attach_allocated_section_to_segment): Likewise.
12405 (Layout::finalize, Layout::create_executable_stack): Likewise.
12406 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12407 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12408 * layout.h (class Layout): Update declarations. Remove options_
12409 field. Add number_of_input_files_ and resized_signatures_
12410 fields. Move sections_are_attached_ field.
12411 * main.cc (main): Pass number of input files to Layout
12412 constructor. Don't pass options.
12414 2009-03-30 Ian Lance Taylor <iant@google.com>
12416 * ffsll.c (ffsll): Correct implementation.
12418 2009-03-27 Ian Lance Taylor <iant@google.com>
12420 * ffsll.c: New file.
12421 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12422 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12423 * ftruncate.c (ftruncate): Declare before definition.
12424 * mremap.c (mremap): Likewise.
12425 * pread.c (pread): Likewise.
12426 * configure, Makefile.in, config.in: Rebuild.
12428 * mremap.c: New file.
12429 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12430 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12431 (mremap): Declare if HAVE_MREMAP is not defined.
12432 * configure, Makefile.in, config.in: Rebuild.
12434 2009-03-27 Cary Coutant <ccoutant@google.com>
12436 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12437 position independent.
12438 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12439 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12441 2009-03-24 Cary Coutant <ccoutant@google.com>
12443 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12445 (needs_dynamic_reloc): Likewise.
12447 2009-03-24 Ian Lance Taylor <iant@google.com>
12449 * yyscript.y (file_cmd): Recognize EXTERN.
12450 (extern_name_list, extern_name_list_body): New nonterminals.
12451 * script.cc (script_add_extern): Define.
12452 * script-c.h (script_add_extern): Declare.
12454 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12456 * object.cc (is_elf_object): Define.
12457 * object.h (is_elf_object): Declare.
12458 * archive.cc (Archive::get_elf_object_for_member): Call
12460 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12462 2009-03-24 Elliott Hughes <enh@google.com>
12464 * output.cc (Output_file::map_anonymous): Define.
12465 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12466 try an anonymous one. Report the size if the mmap fails.
12467 * output.h (class Output_file): Declare map_anonymous.
12469 2009-03-24 Ian Lance Taylor <iant@google.com>
12471 * target-select.cc (instantiate_target): Don't acquire the lock if
12472 the instantiated_target_ field has already been set.
12474 2009-03-23 Ian Lance Taylor <iant@google.com>
12476 * gold-threads.h (class Initialize_lock): Define.
12477 * gold-threads.cc (class Initialize_lock_once): Define.
12478 (initialize_lock_control): New static variable.
12479 (initialize_lock_pointer): New static variable.
12480 (initialize_lock_once): New static function.
12481 (Initialize_lock::Initialize_lock): Define.
12482 (Initialize_lock::initialize): Define.
12483 * target-select.h: Include "gold-threads.h".
12484 (class Target_selector): Add lock_ and initialize_lock_ fields.
12485 Don't define instantiate_target, just declare it.
12486 * target-select.cc (Target_selector::Target_selector): Initialize
12488 (Target_selector::instantiate_target): Define.
12489 * descriptors.h: Include "gold-threads.h".
12490 (class Descriptors): Add initialize_lock_ field.
12491 * descriptors.cc (Descriptors::Descriptors): Initialize new
12493 (Descriptors::open): Use initialize_lock_ field
12494 * errors.h (class Errors): Add initialize_lock_ field.
12495 * errors.cc (Errors::Errors): Initialize new field.
12496 (Errors::initialize_lock): Use initialize_lock_ field.
12497 * powerpc.cc (class Target_selector_powerpc): Remove
12498 instantiated_target_ field. In do_recognize call
12499 instantiate_target rather than do_instantiate_target. In
12500 do_instantiate_target just allocate a new target.
12501 * sparc.cc (class Target_selector_sparc): Likewise.
12503 * freebsd.h: New file.
12504 * i386.cc: Include "freebsd.h".
12505 (Target_i386): Derive from Target_freebsd rather than
12507 (Target_selector_i386): Derive from Target_selector_freebsd rather
12508 than Target_selector.
12509 * x86_64.cc: Include "freebsd.h".
12510 (Target_x86_64): Derive from Target_freebsd rather than
12512 (Target_selector_x86_64): Derive from Target_selector_freebsd
12513 rather than Target_selector.
12514 * target.h (class Target): Add adjust_elf_header and
12515 do_adjust_elf_header.
12516 * output.cc (Output_file_header:: do_sized_write): Call target
12517 adjust_elf_header routine.
12518 * configure.tgt: Set targ_osabi.
12519 * configure.ac: Define GOLD_DEFAULT_OSABI.
12520 * parameters.cc (Parameters::default_target): Pass
12521 GOLD_DEFAULT_OSABI to select_target.
12522 * target-select.h (class Target_selector): Make instantiate_target
12523 protected rather than private.
12524 * Makefile.am (HFILES): Add freebsd.h.
12525 * configure, Makefile.in, config.in: Rebuild.
12527 * merge.cc (do_add_input_section): Correct pend value. Change
12528 message about last entry not being null terminated from error to
12531 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12533 * incremental.cc: New file.
12534 * Makefile.am (CCFILES): Add incremental.cc.
12535 * Makefile.in: Rebuild.
12537 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12539 * layout.cc (Layout::output_section_name): Preserve names
12540 of '.note.' sections.
12542 2009-03-19 Ian Lance Taylor <iant@google.com>
12544 * descriptors.cc (Descriptors::open): Check that the options are
12545 valid before using them.
12547 2009-03-18 Ian Lance Taylor <iant@google.com>
12549 * script-sections.h: Include <list>.
12550 (class Script_sections): Change Sections_elements from std::vector
12551 to std::list. Typedef public Elements_iterator. Add
12552 orphan_section_placement_, data_segment_align_start_, and
12553 saw_data_segment_align_ fields. Remove data_segment_align_index_
12555 * script-sections.cc (class Orphan_section_placement): New class.
12556 (class Sections_element): Add virtual functions is_relro and
12557 orphan_section_init. Remove virtual function place_orphan_here.
12558 (class Output_section_definition): Add is_relro and
12559 orphan_section_init. Remove place_orphan_here.
12560 (class Orphan_output_section): Likewise.
12561 (Script_sections::Script_sections): Update for field changes.
12562 (Script_sections::data_segment_align): Set saw_data_segment_align_
12563 and data_segment_align_start_, not data_segment_align_index.
12564 (Script_sections::data_segment_relro_end): Check
12565 saw_data_segment_align_. Use data_segment_align_start_ rather
12566 than data_segment_align_index_.
12567 (Script_sections::place_orphan): Rewrite to use
12568 Orphan_section_placement.
12570 2009-03-17 Ian Lance Taylor <iant@google.com>
12572 * archive.cc (Archive::add_symbols): Check for a version attached
12573 to the symbol name in the archive map.
12574 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12575 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12576 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12577 (ver_test_11.a): New target.
12578 * testsuite/Makefile.in: Rebuild.
12580 * configure.ac: Check for chsize and posix_fallocate. Replace
12582 * ftruncate.c: New file, from gnulib.
12583 * output.cc (posix_fallocate): Define dummy version if not
12584 HAVE_POSIX_FALLOCATE.
12585 (Output_file::map): Call posix_fallocate rather than lseek and
12587 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12588 * configure, Makefile.in, config.in: Rebuild.
12590 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12592 * layout.h (Layout::create_note): Add section_name parameter.
12593 * layout.cc (Layout::create_note): Likewise.
12594 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12596 2009-03-17 Ian Lance Taylor <iant@google.com>
12598 * descriptors.cc: Include "options.h".
12599 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12600 (Descriptors::open): Always use O_CLOEXEC when opening a new
12601 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12602 then set FD_CLOEXEC.
12604 * sparc.cc (class Target_sparc): Add has_got_section.
12605 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12606 make sure we have a GOT section.
12608 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12609 (Target_sparc::Scan::local): Likewise.
12610 (Target_sparc::Scan::global): Likewise.
12611 (Target_sparc::Relocate::relocate): Likewise.
12612 (Target_sparc::Relocate::relocate_tls): Likewise.
12614 * symtab.cc (Symbol_table::define_default_version): New function,
12615 broken out of add_from_object.
12616 (Symbol_table::add_from_object): Call define_default_version.
12617 (Symbol_table::define_special_symbol): Add resolve_oldsym
12618 parameter. Change all callers. If the version for a symbol comes
12619 from a version script, resolve it with the symbol with the same
12620 name with no version. Also add the symbol without a version if
12622 (do_define_in_output_data): If resolving with oldsym, don't delete
12624 (do_define_in_output_segment): Likewise.
12625 (do_define_as_constant): Likewise.
12626 * symtab.h (class Symbol_table): Update declarations.
12628 2009-03-13 Ian Lance Taylor <iant@google.com>
12630 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12631 (Read_symbols::requeue): New function.
12632 (Read_symbols::do_read_symbols): If make_elf_object fails because
12633 the target type is not configured, and the file was searched for,
12634 issue a warning and retry with the next directory.
12635 (Add_symbols::run): If the file has an incompatible format, and
12636 it was searched for, requeue the Read_symbols task. On error,
12637 release the object.
12638 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12639 dirindex parameter to constructor. Change all callers. Declare
12640 incompatible_warning and requeue.
12641 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12642 input_argument_ and input_group_ fields. Add them to
12643 constructor. Change all callers.
12644 (class Read_script): Add dirindex_ field. Add it to constructor.
12645 Change all callers.
12646 * archive.cc (Archive::setup): Remove input_objects parameter.
12647 Change all callers.
12648 (Archive::get_file_and_offset): Likewise.
12649 (Archive::read_all_symbols): Likewise.
12650 (Archive::read_symbols): Likewise.
12651 (Archive::get_elf_object_for_member): Remove input_objects
12652 parameter. Add punconfigured parameter. Change all callers.
12653 (Archive::add_symbols): Change return type to bool. Check return
12654 value of include_member.
12655 (Archive::include_all_members): Likewise.
12656 (Archive::include_member): Change return type to bool. Return
12657 false if first included object has incompatible target. Set
12658 included_member_ field.
12659 (Add_archive_symbols::run): If add_symbols returns false, requeue
12661 * archive.h (class Archive): Add included_member_ field.
12662 Initialize it in constructor. Add input_file and searched_for
12663 methods. Update declarations.
12664 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12665 input_argument_ fields. Add them to constructor. Change all
12667 * script.cc: Include "target-select.h".
12668 (class Parser_closure): Add skip_on_incompatible_target_ and
12669 found_incompatible_target_ fields. Add
12670 skip_on_incompatible_target parameter to constructor. Change all
12671 callers. Add methods skip_on_incompatible_target,
12672 clear_skip_on_incompatible_target, found_incompatible_target, and
12673 set_found_incompatible_target.
12674 (read_input_script): Add dirindex parameter. Change all callers.
12675 If parser finds an incompatible target, requeue Read_symbols
12677 (script_set_symbol): Clear skip_on_incompatible_target in
12679 (script_add_assertion, script_parse_option): Likewise.
12680 (script_start_sections, script_add_phdr): Likewise.
12681 (script_check_output_format): New function.
12682 * script.h (read_input_script): Update declaration.
12683 * script-c.h (script_check_output_format): Declare.
12684 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12685 (ignore_cmd): Remove OUTPUT_FORMAT.
12686 * fileread.cc (Input_file::Input_file): Add explicit this.
12687 (Input_file::will_search_for): New function.
12688 (Input_file::open): Add pindex parameter. Change all callers.
12689 * fileread.h (class Input_file): Add input_file_argument method.
12690 Declare will_search_for. Update declarations.
12691 * object.cc (make_elf_object): Add punconfigured parameter.
12692 Change all callers.
12693 * object.h (class Object): Make input_file public. Add
12694 searched_for method.
12695 (make_elf_object): Update declaration.
12696 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12698 * dirsearch.h (class Dirsearch): Update declaration.
12699 * options.h (class General_options): Add --warn-search-mismatch.
12700 * parameters.cc (Parameters::is_compatible_target): New function.
12701 * parameters.h (class Parameters): Declare is_compatible_target.
12702 * workqueue.cc (Workqueue::add_blocker): New function.
12703 * workqueue.h (class Workqueue): Declare add_blocker.
12705 * fileread.cc (Input_file::open): Remove options parameter.
12706 Change all callers.
12707 (Input_file::open_binary): Likewise.
12708 * script.cc (read_input_script): Likewise.
12709 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12710 options parameter from constructor. Change all callers.
12711 (class Read_script): Likewise.
12712 * fileread.h (class Input_file): Update declarations.
12713 * script.h (read_input_script): Update declaration.
12715 2009-03-10 Nick Clifton <nickc@redhat.com>
12717 * po/es.po: New Spanish translation.
12719 2009-03-06 Cary Coutant <ccoutant@google.com>
12721 * options.cc (parse_short_option): Keep dash_z from registering itself.
12723 2009-03-03 Ian Lance Taylor <iant@google.com>
12726 * target-reloc.h (relocate_section): Pass output_section to
12728 * i386.cc (Target_i386::should_apply_static_reloc): Add
12729 output_section parameter. Change all callers.
12730 (Target_i386::Relocate::relocate): Add output_section parameter.
12731 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12732 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12733 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12734 * testsuite/two_file_shared.sh: New script.
12735 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12736 (check_DATA): Add two_file_shared.dbg.
12737 (two_file_shared.dbg): New target.
12738 * testsuite/Makefile.in: Rebuild.
12740 2009-03-01 Ian Lance Taylor <iant@google.com>
12742 * configure.ac: Check for byteswap.h.
12743 * configure: Rebuild.
12744 * config.in: Rebuild.
12746 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12748 * layout.cc (Layout::find_or_add_kept_section): New function.
12749 (Layout::add_comdat): Removed.
12750 * layout.h (struct Kept_section): Move out of class Layout.
12751 Remove trailing underscores from field names. Add group_sections
12752 field. Rename group_ field to is_group. Change all uses.
12753 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12754 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12755 comdat_groups_ field.
12756 (Sized_relobj::include_section_group): Use
12757 find_or_add_kept_section and Kept_section::group_sections.
12758 (Sized_relobj::include_linkonce_section): Likewise.
12759 * object.cc (class Sized_relobj): Don't define Comdat_group or
12760 Comdat_group_table. Remove find_comdat_group and
12761 add_comdat_group. Remove comdat_groups_ field.
12762 * plugin.cc (include_comdat_group): Use
12763 Layout::find_or_add_kept_section.
12765 2009-02-28 Ian Lance Taylor <iant@google.com>
12767 * README: --gc-sections and map files are now supported. Document
12768 some build requirements.
12771 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12772 relocatable link set the value of the section symbol to zero.
12773 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12774 relocatable link don't include the section address in the local
12777 2009-02-27 Ian Lance Taylor <iant@google.com>
12780 * options.h (class Search_directory): Add is_system_directory.
12781 (class General_options): Declare is_in_system_directory.
12782 * options.cc (get_relative_sysroot): Make static.
12783 (get_default_sysroot): Make static.
12784 (General_optoins::is_in_system_directory): New function.
12785 * fileread.cc (Input_file::is_in_system_directory): New function.
12786 * fileread.h (class Input_file): Declare is_in_system_directory.
12787 * object.h (class Object): Add is_in_system_directory.
12788 (class Input_objects): Remove system_library_directory_ field.
12789 * object.cc (Input_objects::add_object): Don't set
12790 system_library_directory_.
12791 (input_objects::found_in_system_library_directory): Remove.
12792 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12793 parameter. Change all callers.
12794 (Symbol_table::sized_write_globals): Likewise.
12795 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12796 Call Object::is_in_system_directory.
12797 * symtab.h (class Symbol_table): Update declarations.
12800 * descriptors.h (Open_descriptor): Add is_on_stack field.
12801 * descriptors.cc (Descriptors::open): If the descriptor is on the
12802 top of the stack, remove it. Initialize is_on_stack field.
12803 (Descriptors::release): Only add pod to stack if it is not on the
12805 (Descriptors::close_some_descriptor): Clear stack_next and
12806 is_on_stack fields.
12809 * output.cc (Output_section::find_starting_output_address): Rename
12810 from starting_output_address; add PADDR parameter; change return
12812 * output.h (class Output_section): Declare
12813 find_starting_output_address instead of starting_output_address.
12814 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12815 section symbol for which we can't find a merge section.
12818 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12819 hidden or internal, force the symbol to be local.
12820 * resolve.cc (Symbol::override_visibility): Define.
12821 (Symbol::override_base): Use override_visibility.
12822 (Symbol_table::resolve): Likewise.
12823 (Symbol::override_base_with_special): Likewise.
12824 (Symbol_table::override_with_special): If the visibility is hidden
12825 or internal, force the symbol to be local.
12826 * symtab.h (class Symbol): Add set_visibility and
12827 override_visibility.
12828 * testsuite/ver_test_1.sh: New file.
12829 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12830 (check_DATA): Add ver_test_1.syms.
12831 (ver_test_1.syms): New target.
12832 * testsuite/Makefile.in: Rebuild.
12834 2009-02-25 Cary Coutant <ccoutant@google.com>
12836 * layout.cc (Layout::choose_output_section): Don't rename sections
12837 when using a linker script that has a SECTIONS clause.
12838 * Makefile.in: Regenerate.
12840 * testsuite/Makefile.am (script_test_5.sh): New test case.
12841 * testsuite/Makefile.in: Regenerate.
12842 * testsuite/script_test_5.cc: New file.
12843 * testsuite/script_test_5.sh: New file.
12844 * testsuite/script_test_5.t: New file.
12846 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12848 * archive.cc (Archive::include_member): Update calls to add_symbols.
12849 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12850 the Layout argument.
12851 * dynobj.h (do_add_symbols): Add the Layout argument.
12852 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12854 * object.h (Object::add_symbols): Add the Layout argument.
12855 (Object::do_add_symbols): Add the Layout argument.
12856 (Sized_relobj::do_add_symbols): Add the Layout argument.
12857 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12858 Unify the two versions.
12859 (Add_plugin_symbols): Remove.
12860 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12861 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12862 (Add_plugin_symbols): Remove.
12863 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12864 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12865 (Add_symbols::run): Make it work with Pulginobj.
12867 2009-02-06 Ian Lance Taylor <iant@google.com>
12869 * object.cc (Sized_relobj::do_layout): Make info message start
12870 with lower case letter.
12872 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
12874 * binary.cc: Fix file comment.
12876 * options.h (enum Incremental_disposition): Define.
12877 (class General_options): Add new options: --incremental,
12878 --incremental_changed, --incremental_unchanged,
12879 --incremental_unknown. Add incremental_disposition_ and
12880 implicit_incremental_ fields.
12881 (General_options::incremental_disposition): New function.
12882 (class Position_dependent_options): Add incremental_disposition
12884 (Position_dependent_options::copy_from_options): Set incremental
12886 * options.cc (General_options::parse_incremental_changed): New
12888 (General_options::parse_incremental_unchanged): New function.
12889 (General_options::parse_incremental_unknown): New function.
12890 (General_options::General_options): Initialize new fields
12891 incremental_disposition_ and implicit_incremental_.
12892 (General_options::finalize): Check for uasge of --incremental-*
12893 without --incremental.
12895 2009-02-06 Chris Demetriou <cgd@google.com>
12897 * gold.h (gold_undefined_symbol): Change to take only a Symbol
12898 pointer and to report location as the file name associated with
12900 (gold_undefined_symbol_at_location): New function to replace the
12901 old gold_undefined_symbol functionality.
12902 * target-reloc.h (relocate_section): Update to use
12903 gold_undefined_symbol_at_location.
12904 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12905 Call gold_undefined_symbol function rather than gold_error.
12906 * errors.h (Errors::undefined_symbol): Take location as a
12907 string, rather than calculating it from a relocation.
12908 * errors.cc (Errors::fatal): Print "fatal error:" before the
12910 (Errors::error, Errors::error_at_location): Print "error: "
12911 before the formatted message.
12912 (Errors::undefined_symbol): Take location as a string, rather
12913 than calculating it from a relocation.
12914 (gold_undefined_symbol_at_location): New function akin to
12915 old gold_undefined_symbol, calculates location from relocation.
12916 (gold_undefined_symbol): Change to take only a Symbol pointer
12917 and to report location as the file name associated with the symbol.
12918 * testsuite/debug_msg.sh: Update for changed error messages.
12919 * testsuite/undef_symbol.sh: Likewise.
12921 2009-02-04 Duncan Sands <baldrick@free.fr>
12924 * reduced_debug_output.h
12925 (Output_reduced_debug_abbrev_section::failed): Use format for
12927 (Output_reduced_debug_info_section::faild): Likewise.
12929 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
12931 * script.cc (Lazy_demangler): New class.
12932 (Version_script_info::get_symbol_version_helper): Demangle a
12935 2009-01-29 Cary Coutant <ccoutant@google.com>
12937 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
12939 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12941 2009-01-28 Ian Lance Taylor <iant@google.com>
12943 * version.cc (version_string): Bump to 1.9.
12945 * gold.h: Include <cstring> and <stdint.h>.
12946 * version.cc: Include <cstdio>.
12947 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
12949 * reduced_debug_output.cc (insert_into_vector): Rename from
12950 Insert_into_vector; change all callers. Use Swap_unaligned to
12951 avoid aliasing issue; remove union since it is unnecessary.
12953 2009-01-27 Sriraman Tallam <tmsriram@google.com>
12955 * Makefile.am (CCFILES): Add gc.cc.
12956 (HFILES): Add gc.h.
12957 * Makefile.in: Regenerate.
12958 * gold.cc (Gc_runner): New class.
12959 (queue_initial_tasks): Call garbage collection related tasks
12960 when corresponding options are invoked.
12961 (queue_middle_gc_tasks): New function.
12962 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
12963 processed early before laying out sections during garbage collection.
12964 * gold.h (queue_middle_gc_tasks): New function.
12965 (is_prefix_of): Move from "layout.cc".
12966 * i386.cc (Target_i386::gc_process_relocs): New function.
12967 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
12968 * main.cc (main): Create object of class "Garbage_collection".
12969 * object.cc (Relobj::copy_symbols_data): New function.
12970 (Relobj::is_section_name_included): New function.
12971 (Sized_relobj::do_layout): Allow this function to be called twice
12972 during garbage collection and defer layout of section during the
12974 * object.h (Relobj::get_symbols_data): New function.
12975 (Relobj::is_section_name_included): New function.
12976 (Relobj::copy_symbols_data): New function.
12977 (Relobj::set_symbols_data): New function.
12978 (Relobj::get_relocs_data): New function.
12979 (Relobj::set_relocs_data): New function.
12980 (Relobj::is_output_section_offset_invalid): New pure virtual function.
12981 (Relobj::gc_process_relocs): New function.
12982 (Relobj::do_gc_process_relocs): New pure virtual function.
12983 (Relobj::sd_): New data member.
12984 (Sized_relobj::is_output_section_offset_invalid): New function.
12985 (Sized_relobj::do_gc_process_relocs): New function.
12986 * options.h (General_options::gc_sections): Modify to not be a no-op.
12987 (General_options::print_gc_sections): New option.
12988 * plugin.cc (Plugin_finish::run): Remove function call to
12989 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
12990 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
12991 * reloc.cc (Read_relocs::run): Add task to process relocs and
12992 determine unreferenced sections when doing garbage collection.
12993 (Gc_process_relocs): New class.
12994 (Sized_relobj::do_gc_process_relocs): New function.
12995 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
12996 sections that are garbage collected.
12997 * reloc.h (Gc_process_relocs): New class.
12998 * sparc.cc (Target_sparc::gc_process_relocs): New function.
12999 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13000 symbols whose corresponding sections are garbage collected.
13001 (Symbol_table::Symbol_table): Add new parameter for the garbage
13003 (Symbol_table::gc_mark_undef_symbols): New function.
13004 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13005 (Symbol_table::gc_mark_dyn_syms): New function.
13006 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13008 (Symbol_table::add_from_object): Likewise.
13009 (Symbol_table::add_from_relobj): When building shared objects, do not
13010 treat externally visible symbols as garbage.
13011 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13012 table information for static and relocatable links.
13013 * symtab.h (Symbol_table::set_gc): New function.
13014 (Symbol_table::gc): New function.
13015 (Symbol_table::gc_mark_undef_symbols): New function.
13016 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13017 (Symbol_table::gc_mark_dyn_syms): New function.
13018 (Symbol_table::gc_): New data member.
13019 * target.h (Sized_target::gc_process_relocs): New pure virtual
13021 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13022 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13024 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13026 * options.h (General_options::gc_sections): Define as a no-op for now.
13027 (General_options::no_keep_memory): Ditto.
13028 (General_options::Bshareable): Define.
13029 * options.cc (General_options::finalize): Honor -Bshareable.
13031 2009-01-20 Andreas Schwab <schwab@suse.de>
13033 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13034 read the value in the contents, since we don't use it. Use the
13035 template endianness when writing.
13036 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13038 2009-01-19 Andreas Schwab <schwab@suse.de>
13040 * configure.tgt (powerpc64-*): Fix targ_obj.
13042 2009-01-15 Ian Lance Taylor <iant@google.com>
13044 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13045 local symbols when stripping all symbols.
13047 2009-01-14 Cary Coutant <ccoutant@google.com>
13049 * output.cc (Output_reloc): Add explicit instantiations.
13051 2009-01-14 Cary Coutant <ccoutant@google.com>
13053 * archive.cc (Archive::get_elf_object_for_member): Remove call
13054 to File_read::claim_for_plugin.
13055 * descriptors.cc (Descriptors::open): Remove reference to
13057 (Descriptors::claim_for_plugin): Remove.
13058 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13059 (Descriptors::is_claimed): Remove.
13060 (claim_descriptor_for_plugin): Remove.
13061 * fileread.cc (File_read::claim_for_plugin): Remove.
13062 * fileread.h (File_read::claim_for_plugin): Remove.
13063 (File_read::descriptor): Reopen descriptor if necessary.
13064 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13065 (Plugin_manager::all_symbols_read): Add task parameter. Change
13067 (Plugin_manager::get_input_file): New function.
13068 (Plugin_manager::release_input_file): New function.
13069 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13070 corresponding data member.
13071 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13072 and pass to base constructor. Change all callers.
13073 (get_input_file, release_input_file): New functions.
13074 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13075 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13076 (Plugin_manager::all_symbols_read): Add task parameter.
13077 (Plugin_manager::get_input_file): New function.
13078 (Plugin_manager::release_input_file): New function.
13079 (Plugin_manager::task_): New data member.
13080 (Pluginobj::Pluginobj): Add filesize parameter.
13081 (Pluginobj::filename): New function.
13082 (Pluginobj::descriptor): New function.
13083 (Pluginobj::filesize): New function.
13084 (Pluginobj::filesize_): New data member.
13085 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13086 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13087 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13089 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13090 with archive libraries.
13091 * testsuite/Makefile.in: Regenerate.
13092 * testsuite/plugin_test.c (struct sym_info): New type.
13093 (get_input_file, release_input_file): New static variables.
13094 (onload): Capture new transfer vector entries.
13095 (claim_file_hook): Stop reading at end of file according to filesize.
13096 Factor out parsing of readelf output into separate function.
13097 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13098 APIs and get the source file name from the symbol table. Convert
13099 source file name to corresponding object file name. Print info
13100 message when adding new input files.
13101 (parse_readelf_line): New function.
13102 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13103 * testsuite/plugin_test_2.sh: Likewise.
13104 * testsuite/plugin_test_3.sh: Likewise.
13105 * testsuite/plugin_test_4.sh: New test case.
13107 2009-01-07 Ian Lance Taylor <iant@google.com>
13109 * version.cc (version_string): Bump to 1.8.
13111 2008-12-23 Cary Coutant <ccoutant@google.com>
13113 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13114 * plugin.cc (Plugin_manager::finish): Rename as
13115 layout_deferred_objects. Move cleanup to separate function.
13116 (Plugin_manager::cleanup): New function.
13117 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13119 * plugin.h (Plugin_manager::finish): Rename as
13120 layout_deferred_objects.
13121 (Plugin_manager::cleanup): New function.
13122 (Plugin_manager::cleanup_done): New field.
13124 2008-12-23 Cary Coutant <ccoutant@google.com>
13126 * plugin.cc (is_visible_from_outside): New function.
13127 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13128 so we don't return "IR only" status for exported symbols or -r links.
13130 * testsuite/Makefile.am (plugin_test_3): New test case.
13131 * testsuite/Makefile.in: Regenerate.
13132 * testsuite/plugin_test_3.sh: New file.
13134 2008-12-22 Cary Coutant <ccoutant@google.com>
13136 * object.cc (Sized_relobj::layout_section): New function.
13137 (Sized_relobj::do_layout): Defer layout of input sections until after
13138 plugin has provided replacement files.
13139 (Sized_relobj::do_layout_deferred_sections): New function.
13140 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13141 (Relobj::layout_deferred_sections): New function.
13142 (Relobj::do_layout_deferred_sections): New function.
13143 (Sized_relobj::do_layout_deferred_sections): New function.
13144 (Sized_relobj::layout_section): New function.
13145 (Sized_relobj::Deferred_layout): New structure.
13146 (Sized_relobj::deferred_layout_): New field.
13147 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13148 Change all callers. Layout deferred sections.
13149 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13151 (Plugin_hook::run): Move code from do_plugin_hook inline.
13152 (Plugin_hook::do_plugin_hook): Remove.
13153 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13154 (Plugin_manager::finish): Renamed, was cleanup.
13155 (Plugin_manager::should_defer_layout): New function.
13156 (Plugin_manager::add_deferred_layout_object): New function.
13157 (Plugin_manager::Deferred_layout_list): New type.
13158 (Plugin_manager::deferred_layout_objects_): New field.
13159 (Plugin_hook::do_plugin_hook): Remove.
13161 2008-12-17 Ian Lance Taylor <iant@google.com>
13163 * options.h (class General_options): Add --no case for
13166 2008-12-16 Cary Coutant <ccoutant@google.com>
13168 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13170 (Plugin_manager::claim_file): Create plugin object even if
13171 plugin did not call the add_symbols callback.
13172 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13173 asking for more symbols than were added.
13174 * testsuite/Makefile.am (plugin_test_1): Add test case with
13176 (empty.syms): New target.
13177 * testsuite/Makefile.in: Regenerate.
13178 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13179 message. Don't call add_symbols if no globals.
13180 (all_symbols_read_hook): Don't provide replacement for empty
13183 2008-12-12 Ian Lance Taylor <iant@google.com>
13185 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13186 r_type == 0 for a local symbol with r_sym == 0.
13187 (scan_relocatable_relocs): Pass r_sym to
13188 local_non_section_strategy.
13189 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13192 * configure.ac: Update test for TLS descriptors: they are
13193 supported as of glibc 2.9.
13194 * configure: Rebuild.
13196 2008-12-11 Ian Lance Taylor <iant@google.com>
13199 * target-reloc.h (Default_scan_relocatable_relocs): For each
13200 function, map r_type == 0 to RELOC_DISCARD.
13202 2008-12-10 Cary Coutant <ccoutant@google.com>
13204 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13205 object to override a kept COMDAT group from a plugin object.
13207 2008-12-09 Ian Lance Taylor <iant@google.com>
13210 * yyscript.y (file_cmd): Handle INPUT.
13212 * testsuite/initpri1.c: Change all declarations to be full
13213 prototypes by adding void, to avoid compiler warnings.
13215 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13217 * options.cc (General_options::parse_plugin_opt): New.
13218 (General_options::add_plugin): The argument now is just the filename.
13219 (General_options::add_plugin_option): New.
13220 * options.h (plugin_opt): New.
13221 (add_plugin): Change argument name.
13222 (add_plugin_option): New.
13223 * plugin.cc (Plugin::load): Don't parse the plugin option.
13224 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13225 (Plugin::add_option): New.
13226 (Plugin::args_): Change type.
13227 (Plugin::filename_): New.
13228 (Plugin_manager::add_plugin_option): New.
13229 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13230 * testsuite/Makefile.in: Regenerate.
13232 2008-12-05 Cary Coutant <ccoutant@google.com>
13234 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13235 Handle --strip-lto-sections option.
13236 * options.h (strip_lto_sections): New option.
13238 2008-12-01 Cary Coutant <ccoutant@google.com>
13240 * plugin.cc (ld_plugin_message): Change format parameter to const.
13241 Fix mismatch between new[] and delete.
13243 2008-11-14 Cary Coutant <ccoutant@google.com>
13245 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13248 2008-11-05 Craig Silverstein <csilvers@google.com>
13250 * options.cc (General_options::parse_dynamic_list): New function.
13251 * options.h (General_options): New flags dynamic_list,
13252 dynamic_list_data, dynamic_list_cpp_new, and
13253 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13254 (General_options::in_dynamic_list): New function.
13255 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13256 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13257 (Lex::can_continue_name): Likewise.
13259 (read_script_file): New parameter script_options.
13260 (read_dynamic_list): New function.
13261 (Script_options::define_dynamic_list): New function.
13262 (dynamic_list_keyword_parsecodes): New variable.
13263 (dynamic_list_keywords): New variable.
13264 * script.h (Script_options::define_dynamic_list): New function
13266 (read_dynamic_list): New function prototype.
13267 * symtab.cc (strprefix): New macro.
13268 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13269 dynamic_list_data, dynamic_list_cpp_new, and
13270 dynamic_list_cpp_typeinfo.
13271 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13272 (dynamic_list_expr): New rule.
13273 (dynamic_list_nodes): Likewise.
13274 (dynamic_list_node): Likewise.
13275 * testsuite/Makefile.am (dynamic_list): New test.
13276 * testsuite/Makefile.in: Regenerated.
13277 * testsuite/dynamic_list.t: New file.
13278 * testsuite/dynamic_list.sh: New file.
13280 2008-11-05 Craig Silverstein <csilvers@google.com>
13282 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13283 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13284 (t11_last): Likewise.
13285 * testsuite/ver_test_6.c (main): Likewise.
13287 2008-10-07 Cary Coutant <ccoutant@google.com>
13289 * options.c (General_options::finalize): Add check for -static and
13291 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13294 2008-10-02 Cary Coutant <ccoutant@google.com>
13296 * plugin.cc (make_sized_plugin_object): Fix conditional
13297 compilation to work when not all targets are enabled.
13299 2008-09-29 Cary Coutant <ccoutant@google.com>
13301 * archive.cc (Archive::get_file_and_offset): Use filename instead
13302 of name to get library path.
13303 (Archive::include_member): Unlock external member of a thin archive.
13305 * testsuite/Makefile.am (TEST_AR): New variable.
13306 (thin_archive_test_1): New test.
13307 (thin_archive_test_2): New test.
13308 * testsuite/Makefile.in: Regenerate.
13309 * testsuite/thin_archive_main.cc: New file.
13310 * testsuite/thin_archive_test_1.cc: New file.
13311 * testsuite/thin_archive_test_2.cc: New file.
13312 * testsuite/thin_archive_test_3.cc: New file.
13313 * testsuite/thin_archive_test_4.cc: New file.
13315 2008-09-29 Cary Coutant <ccoutant@google.com>
13317 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13318 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13320 (Sized_relobj::do_finalize_local_symbols): Likewise.
13321 (Sized_relobj::map_to_kept_section): Likewise.
13322 * object.h (Sized_relobj::invalid_address): New constant.
13323 (Sized_relobj::do_output_section_offset): Check for invalid_address
13325 * output.cc (Output_reloc::local_section_offset): Use constant
13326 invalid_address instead of -1U.
13327 (Output_reloc::get_address): Likewise.
13328 (Output_section::output_address): Change -1U to -1ULL.
13329 * output.h (Output_reloc::invalid_address): New constant.
13330 * reloc.cc (Sized_relobj::write_sections): Use constant
13331 invalid_address instead of -1U.
13332 (Sized_relobj::relocate_sections): Likewise.
13333 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13334 values for merge sections.
13335 * target-reloc.h (relocate_for_relocatable): Use constant
13336 invalid_address instead of -1U.
13338 2008-09-19 Cary Coutant <ccoutant@google.com>
13340 Add plugin functionality for link-time optimization (LTO).
13341 * configure.ac (plugins): Add --enable-plugins option.
13342 * configure: Regenerate.
13343 * config.in: Regenerate.
13344 * Makefile.am (LIBDL): New variable.
13345 (CCFILES): Add plugin.cc.
13346 (HFILES): Add plugin.h.
13347 (ldadd_var): Add LIBDL.
13348 * Makefile.in: Regenerate.
13350 * archive.cc: Include "plugin.h".
13351 (Archive::setup): Don't preread archive symbols when using a plugin.
13352 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13353 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13355 (Archive::include_member): Add symbols from plugin objects.
13356 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13357 * descriptors.cc (Descriptors::open): Check for file descriptors
13358 abandoned by plugins.
13359 (Descriptors::claim_for_plugin): New function.
13360 * descriptors.h (Descriptors::claim_for_plugin): New function.
13361 (Open_descriptor::is_claimed): New field.
13362 (claim_descriptor_for_plugin): New function.
13363 * fileread.cc (File_read::claim_for_plugin): New function.
13364 * fileread.h (File_read::claim_for_plugin): New function.
13365 (File_read::descriptor): New function.
13366 * gold.cc: Include "plugin.h".
13367 (queue_initial_tasks): Add task to call plugin hooks for generating
13369 * main.cc: Include "plugin.h".
13370 (main): Load plugin libraries.
13371 * object.h (Pluginobj): Declare.
13372 (Object::pluginobj): New function.
13373 (Object::do_pluginobj): New function.
13374 (Object::set_target): New function.
13375 * options.cc: Include "plugin.h".
13376 (General_options::parse_plugin): New function.
13377 (General_options::General_options): Initialize plugins_ field.
13378 (General_options::add_plugin): New function.
13379 * options.h (Plugin_manager): Declare.
13380 (General_options): Add --plugin option.
13381 (General_options::has_plugins): New function.
13382 (General_options::plugins): New function.
13383 (General_options::add_plugin): New function.
13384 (General_options::plugins_): New field.
13385 * plugin.cc: New file.
13386 * plugin.h: New file.
13387 * readsyms.cc: Include "plugin.h".
13388 (Read_symbols::do_read_symbols): Check for archive before checking
13389 for ELF file. Call plugin hooks to claim files.
13390 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13391 from a real object file; force override when processing replacement
13393 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13394 (Symbol::init_base_object): Likewise.
13395 (Symbol::init_base_output_data): Likewise.
13396 (Symbol::init_base_output_segment): Likewise.
13397 (Symbol::init_base_constant): Likewise.
13398 (Symbol::init_base_undefined): Likewise.
13399 (Symbol::output_section): Assert that object is not a plugin.
13400 (Symbol_table::add_from_pluginobj): New function.
13401 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13403 (Symbol_table::sized_write_globals): Likewise.
13404 (Symbol_table::add_from_pluginobj): Instantiate template.
13405 * symtab.h (Sized_pluginobj): Declare.
13406 (Symbol::in_real_elf): New function.
13407 (Symbol::set_in_real_elf): New function.
13408 (Symbol::in_real_elf_): New field.
13409 (Symbol_table::add_from_pluginobj): New function.
13411 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13412 (LIBDL): New variable.
13413 (LDADD): Add LIBDL.
13414 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13415 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13416 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13417 (MOSTLYCLEANFILES): Likewise.
13418 * testsuite/Makefile.in: Regenerate.
13419 * testsuite/plugin_test.c: New file.
13420 * testsuite/plugin_test_1.sh: New file.
13421 * testsuite/plugin_test_2.sh: New file.
13423 2008-09-16 Ian Lance Taylor <iant@google.com>
13425 * target-reloc.h (relocate_section): Check whether a symbol is
13426 defined by the ABI before reporting an undefined symbol error.
13427 * target.h (Target::is_defined_by_abi): Make parameter const.
13428 (Target::do_is_defined_by_abi): Likewise.
13429 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13430 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13431 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13432 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13433 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13434 * testsuite/Makefile.in: Rebuild.
13436 * fileread.cc (make_view): Add casts to avoid warning.
13438 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13440 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13443 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13445 * options.h (General_options::output_is_executable): New.
13446 (General_options::output_is_pie): New.
13447 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13448 for shared libraries.
13449 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13451 2008-09-11 Chris Demetriou <cgd@google.com>
13453 * options.h (origin): New -z option.
13454 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13455 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13458 2008-09-05 Cary Coutant <ccoutant@google.com>
13460 * fileread.cc (File_read::make_view): Add check for attempt to map
13461 beyond end of file.
13463 2008-09-05 Cary Coutant <ccoutant@google.com>
13465 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13466 explicit instantiations.
13468 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13471 * options.cc (General_options::finalize): Allow undefined symbols
13472 in shlibs if linking -shared.
13475 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13476 symbols as not needing a dynsym entry.
13478 2008-08-20 Craig Silverstein <csilvers@google.com>
13480 * fileread.cc (File_read::open): Do not lock the file unless it
13481 was successfully opened.
13483 2008-08-14 Cary Coutant <ccoutant@google.com>
13485 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13486 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13487 * testsuite/tls_test.cc (struct int128): 128-bit struct
13488 for testing TLS relocs with non-zero addend.
13489 (v12): New TLS variable.
13491 (t_last): Add check for v12.
13492 * testsuite/tls_test.h (t12): New function.
13493 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13495 2008-08-13 Ian Lance Taylor <iant@google.com>
13497 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13498 set tls_segment_ or relro_segment_.
13499 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13501 * output.h (Output_section::clear_is_relro): New function.
13502 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13503 sections specially even when output_data_ is empty.
13504 (Output_segment::maximum_alignment): When first section is relro,
13505 only force alignment for PT_LOAD segments.
13506 * script.cc (script_data_segment_align): New function.
13507 (script_data_segment_relro_end): New function.
13508 * script-c.h (script_data_segment_align): Declare.
13509 (script_data_segment_relro_end): Declare.
13510 * script-sections.h (class Script_sections): Declare
13511 data_segment_align and data_segment_relro_end. Add fields
13512 segment_align_index_ and saw_relro_end_.
13513 * script-sections.cc (class Sections_element): Add set_is_relro
13514 virtual function. Add new bool* parameter to place_orphan_here.
13515 Add get_output_section virtual function.
13516 (class Output_section_definition): Add set_is_relro. Add new
13517 bool* parameter to place_orphan_here. Add get_output_section.
13518 Add is_relro_ field.
13519 (Output_section_definition::Output_section_definition): Initialize
13520 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13521 and is_relro_ fields.
13522 (Output_section_definition::place_orphan_here): Add is_relro
13524 (Output_section_definition::set_section_addresses): Set relro for
13526 (Output_section_definition::alternate_constraint): Likewise.
13527 (class Orphan_output_section): Add new bool* parameter to
13528 place_orphan_here. Add get_output_section.
13529 (Orphan_output_section::place_orphan_here): Add is_relro
13531 (Script_sections::Script_sections): Initialize
13532 data_segment_align_index_ and saw_relro_end_.
13533 (Script_sections::data_segment_align): New function.
13534 (Script_sections::data_segment_relro_end): New function.
13535 (Script_sections::place_orphan): Set or clear is_relro.
13536 (Script_sections::set_section_addresses): Force alignment of first
13538 * yyscript.y (exp): Call script_data_segment_align and
13539 script_data_segment_relro_end.
13540 * testsuite/relro_script_test.t: New file.
13541 * testsuite/relro_test.cc (using_script): Declare.
13542 (t1, t2): Test using_script.
13543 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13544 (relro_script_test_SOURCES): Define.
13545 (relro_script_test_DEPENDENCIES): Define.
13546 (relro_script_test_LDFLAGS): Define.
13547 (relro_script_test_LDADD): Define.
13548 (relro_script_test.so): New target.
13549 * testsuite/Makefile.in: Rebuild.
13551 2008-08-06 Cary Coutant <ccoutant@google.com>
13553 * archive.cc (Archive::total_archives, Archive::total_members)
13554 (Archive::total_members_loaded): New variables.
13555 (Archive::setup): Add parameter. Add option to preread
13557 (Archive::read_armap): Add counter.
13558 (Archive::get_file_and_offset): New function.
13559 (Archive::get_elf_object_for_member): New function.
13560 (Archive::read_all_symbols): New function.
13561 (Archive::read_symbols): New function.
13562 (Archive::add_symbols): Add counters.
13563 (Archive::include_all_members): Use armap to find members if it's
13565 (Archive::include_member): Skip reading symbols if already read.
13566 Factored code into Archive::get_file_and_offset and
13567 Archive::get_elf_object_for_member. Changed call to
13568 Mapfile::report_include_archive_member.
13569 (Archive::print_stats): New function.
13570 * archive.h: Declare Object and Read_symbols_data classes.
13571 (Archive::Archive): Add initializers for new members.
13572 (Archive::setup): Add parameter.
13573 (Archive::print_stats): New function.
13574 (Archive::total_archives, Archive::total_members)
13575 (Archive::total_members_loaded): New variables.
13576 (Archive::get_file_and_offset): New function.
13577 (Archive::get_elf_object_for_member): New function.
13578 (Archive::read_all_symbols): New function.
13579 (Archive::read_symbols): New function.
13580 (Archive::Archive_member): New class.
13581 (Archive::members_): New member.
13582 (Archive::num_members_): New member.
13583 * main.cc: Include archive.h.
13584 (main): Call Archive::print_stats.
13585 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13586 archive parameter; member_name is now the fully-decorated name.
13587 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13588 * options.h: (General_options): Add --preread-archive-symbols option.
13589 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13592 2008-08-04 Ian Lance Taylor <iant@google.com>
13594 * symtab.h (Symbol::use_plt_offset): New function.
13595 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13596 * powerpc.cc (Relocate::relocate): Likewise.
13597 * sparc.cc (Relocate::relocate): Likewise.
13598 * x86_64.cc (Relocate::relocate): Likewise.
13599 * testsuite/weak_plt.sh: New test.
13600 * testsuite/weak_plt_main.cc: New test.
13601 * testsuite/weak_plt_shared.cc: New test.
13602 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13603 (check_PROGRAMS): Add weak_plt.
13604 (check_DATA): Add weak_plt_shared.so.
13605 (weak_plt_main_pic.o, weak_plt): New targets.
13606 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13607 * testsuite/Makefile.in: Rebuild.
13609 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13611 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13612 * testsuite/Makefile.in: Rebuild.
13614 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13616 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13617 * Makefile.in: Regenerate.
13618 * po/POTFILES.in: Regenerate.
13620 2008-07-29 Ian Lance Taylor <iant@google.com>
13622 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13623 symbols before other symbols.
13624 * testsuite/script_test_2.cc (test_addr): Declare.
13625 (test_addr_alias): Declare.
13626 (main): Check that test_addr and test_addr_alias have the right
13628 * testsuite/script_test_2.t: Define test_addr_alias and
13631 2008-07-24 Ian Lance Taylor <iant@google.com>
13634 * descriptors.cc: New file.
13635 * descriptors.h: New file.
13636 * gold-threads.h (class Hold_optional_lock): New class.
13637 * fileread.cc: Include "descriptors.h".
13638 (File_read::~File_read): Release descriptor rather than closing
13640 (File_read::open) [file]: Call open_descriptor rather than open.
13641 Set is_descriptor_opened_.
13642 (File_read::open) [memory]: Assert that descriptor is not open.
13643 (File_read::reopen_descriptor): New function.
13644 (File_read::release): Release descriptor.
13645 (File_read::do_read): Make non-const. Reopen descriptor.
13646 (File_read::read): Make non-const.
13647 (File_read::make_view): Reopen descriptor.
13648 (File_read::do_readv): Likewise.
13649 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13650 Update declarations.
13651 * layout.cc: Include "descriptors.h".
13652 (Layout::create_build_id): Use open_descriptor rather than open.
13653 * output.cc: Include "descriptors.h".
13654 (Output_file::open): Use open_descriptor rather than open.
13655 * archive.cc (Archive::const_iterator): Change Archive to be
13657 (Archive::begin, Archive::end): Make non-const.
13658 (Archive::count_members): Likewise.
13659 * archive.h (class Archive): Update declarations.
13660 * object.h (Object::read): Make non-const.
13661 * Makefile.am (CCFILES): Add descriptors.cc.
13662 (HFILES): Add descriptors.h.
13663 * Makefile.in: Rebuild.
13666 * gold.h: Always include <clocale>. Add Solaris workarounds
13667 following code in binutils/sysdep.h.
13670 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13671 this->eh_frame_hdr_ is NULL before using it.
13673 * dynobj.cc (Versions::Versions): Update comment.
13675 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13676 the base version name.
13678 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13679 array size plus one.
13680 (Stringpool_template::set_string_offsets): Subtract one from key
13681 before using it as an array index.
13682 (Stringpool_template::get_offset_with_length): Likewise.
13683 (Stringpool_template::write_to_buffer): Likewise.
13684 * stringpool.h (Stringpool_template::get_offset_from_key):
13687 2008-07-23 Ian Lance Taylor <iant@google.com>
13690 * object.h (Merged_symbol_value::value): Do our best to handle a
13694 * script.cc (Version_script_info::get_versions): Don't add empty
13695 version tag to return value.
13696 (Version_script_info::get_symbol_version_helper): Change return
13697 type to bool. Add pversion parameter. Change all callers.
13698 (script_register_vers_node): Don't require a non-NULL tag.
13699 * script.h (class Version_script_info): Update declarations.
13700 (Version_script_info::get_symbol_version): Change return type to
13701 bool. Add version parameter. Change all callers.
13702 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13703 handling. Handle an empty version from a version script.
13704 (Symbol_table::define_special_symbol): Likewise.
13705 * testsuite/ver_test_10.script: New file.
13706 * testsuite/ver_test_10.sh: New file.
13707 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13708 (check_DATA): Add ver_test_10.syms.
13709 (ver_test_10.syms, ver_test_10.so): New target.
13710 * testsuite/Makefile.in: Rebuild.
13712 2008-07-23 Simon Baldwin <simonb@google.com>
13714 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13715 to zero for undefined symbols from dynamic libraries.
13717 2008-07-23 Ian Lance Taylor <iant@google.com>
13719 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13720 Change all callers.
13721 * symtab.h (class Symbol_table): Update declaration.
13722 * testsuite/ver_test_9.cc: New file.
13723 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13724 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13725 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13726 (ver_test_9.so, ver_test_9.o): New targets.
13727 * testsuite/Makefile.in: Rebuild.
13729 2008-07-22 Ian Lance Taylor <iant@google.com>
13731 * options.h (class General_options): Define --check-sections.
13732 * layout.cc (Layout::set_segment_offsets): Handle
13735 * options.h (class General_options): Define -n/--nmagic and
13737 * options.cc (General_options::finalize): For -n/--nmagic or
13738 -N/--omagic, set -static.
13739 * layout.cc (Layout::attach_allocated_section_to_segment): If
13740 -N/--omagic, don't put read-only and read-write sections in
13741 different segments.
13742 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13743 finding a read-only segment.
13744 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13745 don't set the minimum segment alignment to the common page size,
13746 and don't set the file offset to the address modulo the page size.
13747 * script-sections.cc (Script_sections::create_segments): If
13748 -n/--omagic, don't put read-only and read-write sections in
13749 different segments.
13751 * cref.cc: New file.
13752 * cref.h: New file.
13753 * options.h (class General_options): Add --print-symbol-counts.
13754 * main.cc (main): Issue defined symbol report if requested.
13755 * archive.cc (Archive::interpret_header): Make into a const member
13757 (Archive::add_symbols): Call Input_objects::archive_start and
13759 (Archive::const_iterator): Define new class.
13760 (Archive::begin, Archive::end): New functions.
13761 (Archive::include_all_members): Rewrite to use iterator.
13762 (Archive::count_members): New function.
13763 * archive.h (class Archive): Update declarations.
13764 (Archive::filename): New function.
13765 * object.cc: Include "cref.h".
13766 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13767 (Sized_relobj::do_get_global_symbol_counts): New function.
13768 (Input_objects::add_object): Add object to cross-referencer.
13769 (Input_objects::archive_start): New function.
13770 (Input_objects::archive_stop): New function.
13771 (Input_objects::print_symbol_counts): New function.
13772 * object.h: Declare Cref and Archive.
13773 (Object::get_global_symbol_counts): New function.
13774 (Object::do_get_global_symbol_counts): New pure virtual function.
13775 (class Sized_relobj): Add defined_count_ field. Update
13777 (class Input_objects): Add cref_ field. Update constructor.
13778 Update declarations.
13779 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13781 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13783 (Sized_dynobj::do_get_global_symbol_counts): New function.
13784 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13785 defined_count_. Update declarations. Define Symbols typedef.
13786 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13787 parameter. Change all callers.
13788 (Symbol_table::add_from_dynobj): Add sympointers and defined
13789 parameters. Change all callers.
13790 * symtab.h (class Symbol_table): Update declarations.
13791 * Makefile.am (CCFILES): Add cref.cc.
13792 (HFILES): Add cref.h.
13793 * Makefile.in: Rebuild.
13795 2008-07-22 Simon Baldwin <simonb@google.com>
13797 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13798 to zero when writing undefined symbols.
13800 2008-07-22 Ian Lance Taylor <iant@google.com>
13802 * output.cc (Output_section::add_input_section): Don't try to
13803 merge empty merge sections.
13805 2008-07-21 Craig Silverstein <csilvers@google.com>
13807 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13808 Include symbol version in error message.
13810 2008-07-20 Chris Demetriou <cgd@google.com>
13812 * configure.ac (gold_cv_c_random_seed): New configured variable.
13813 (RANDOM_SEED_CFLAGS): New substituted variable.
13814 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13815 * configure: Rebuild.
13816 * Makefile.in: Likewise.
13817 * testsuite/Makefile.in: Likewise.
13819 2008-07-18 Ian Lance Taylor <iant@google.com>
13821 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13822 where we see NAME/NULL and NAME/VERSION as separate symbols.
13823 * testsuite/ver_test_main.cc (main): Call t4.
13824 (t4, t4_2a): Define.
13825 * testsuite/ver_test_2.cc (t4_2): Define.
13826 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13827 * testsuite/ver_test_4.cc (t4_2a): Define.
13828 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13829 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13831 2008-07-17 Ian Lance Taylor <iant@google.com>
13833 * dynobj.cc (Versions::add_def): If we give an error about a
13834 missing version, go ahead and create the version anyhow.
13836 2008-07-10 Ian Lance Taylor <iant@google.com>
13838 Handle output sections with more than 0x7fffffff bytes.
13839 * object.h (class Relobj): Change map_to_output_ to
13840 output_sections_, and just keep a section pointer. Change all
13841 uses. Move comdat group support to Sized_relobj.
13842 (Relobj::is_section_specially_mapped): Remove.
13843 (Relobj::output_section): Remove poff parameter. Change all
13845 (Relobj::output_section_offset): New function.
13846 (Relobj::set_section_offset): Rewrite.
13847 (Relobj::map_to_output): Remove.
13848 (Relobj::output_sections): New function.
13849 (Relobj::do_output_section_offset): New pure virtual function.
13850 (Relobj::do_set_section_offset): Likewise.
13851 (class Sized_relobj): Add section_offsets_ field. Add comdat
13852 group support from Relobj. Update declarations.
13853 (Sized_relobj::get_output_section_offset): New function.
13854 (Sized_relobj::do_output_section_offset): New function.
13855 (Sized_relobj::do_set_section_offset): New function.
13856 * object.cc (Relobj::output_section_address): Remove.
13857 (Sized_relobj::Sized_relobj): Initialize new fields.
13858 (Sized_relobj::include_section_group): Cast find_kept_object to
13860 (Sized_relobj::include_linkonce_section): Likewise.
13861 (Sized_relobj::do_layout): Use separate arrays for output section
13863 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13865 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13866 output_sections and section_offsets.
13867 (Sized_relobj::write_local_symbols): Likewise.
13868 (map_to_kept_section): Compute output address directly.
13869 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
13870 output_sections and section_offsets.
13871 (Sized_relobj::write_sections): Likewise.
13872 (Sized_relobj::relocate_sections): Likewise.
13873 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
13874 * output.h (class Output_reloc): Update declarations. Change
13875 u2_.relobj to Sized_relobj*.
13876 (class Output_data_reloc): Change add functions to use
13878 * output.cc (Output_reloc::Output_reloc): Change relobj to
13880 (Output_reloc::local_section_offset): Change return type to
13881 Elf_Addr. Use get_output_section_offset.
13882 (Output_reloc::get_address): Likewise.
13883 (Output_section::is_input_address_mapped): Don't call
13884 is_section_specially_mapped.
13885 (Output_section::output_offset): Likewise.
13886 (Output_section::output_address): Likewise.
13887 (Output_section::starting_output_address): Likewise.
13888 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
13889 parameter to Sized_relobj*.
13890 (Copy_relocs::need_copy_reloc): Likewise.
13891 (Copy_relocs::save): Likewise.
13892 * copy-relocs.h (class Copy_relocs): Update declarations.
13893 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
13894 Sized_relobj*. Change relobj_ field to Sized_relobj*.
13895 * target-reloc.h (relocate_for_relocatable): Change
13896 offset_in_output_section type to Elf_Addr. Change code that uses
13898 * layout.cc (Layout::layout): Always set *off.
13899 * mapfile.cc (Mapfile::print_input_section): Use
13900 output_section_offset.
13901 * i386.cc (Target_i386::copy_reloc): Change object parameter to
13903 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
13904 * sparc.cc (Target_sparc::copy_reloc): Likewise.
13905 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
13907 2008-07-03 Ian Lance Taylor <iant@google.com>
13909 * layout.cc (Layout::include_section): Do not discard unrecognized
13910 SHT_STRTAB sections.
13912 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
13914 * script.cc (Lex::can_continue_name): Make '?' allowable in
13915 version-script names.
13916 * testsuite/version_script.map: Change glob pattern to use '?'
13918 2008-06-30 Manish Singh <yosh@gimp.org>
13921 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
13924 2008-06-30 Ian Lance Taylor <iant@google.com>
13928 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
13929 versions]: Don't try to read the value in the contents, since we
13930 don't use it. Use the template endianness when writing.
13932 2008-06-25 Cary Coutant <ccoutant@google.com>
13934 * fileread.cc (File_read::make_view): Assert on zero-length view.
13935 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
13936 symbol table when there are no symbols to read.
13938 2008-06-23 Craig Silverstein <csilvers@google.com>
13940 * version.cc (version_string): Bump to 1.7
13942 2008-06-18 Craig Silverstein <csilvers@google.com>
13944 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
13945 constant 0xFFFF to type Valtype.
13946 (Powerpc_relocate_functions::rel16_ha): Likewise.
13948 2008-06-17 Ian Lance Taylor <iant@google.com>
13950 * output.h (Output_section::Input_section): Initialize p2align_ to
13951 zero for Output_section_data constructors.
13952 (Output_section::Input_section::addralign): If not an input
13953 section, return the alignment of the Output_section_data.
13954 * testsuite/copy_test.cc: New file.
13955 * testsuite/copy_test_1.cc: New file.
13956 * testsuite/copy_test_2.cc: New file.
13957 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
13958 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
13959 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
13960 (copy_test_1_pic.o, copy_test_1.so): New targets.
13961 (copy_test_2_pic.o, copy_test_2.so): New targets.
13962 * testsuite/Makefile.in: Rebuild.
13964 * script-sections.cc (Script_sections::place_orphan): Initialize
13965 local variable exact.
13967 2008-06-13 David Edelsohn <edelsohn@gnu.org>
13969 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
13971 2008-06-12 David Edelsohn <edelsohn@gnu.org>
13972 David S. Miller <davem@davemloft.net>
13974 * powerpc.cc: New file.
13975 * Makefile.am (TARGETSOURCES): Add powerpc.cc
13976 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
13977 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
13978 * Makefile.in: Rebuild.
13980 2008-06-09 Ian Lance Taylor <iant@google.com>
13982 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
13984 (throwing, orig_terminate): New static variables.
13985 (terminate_handler): New static function.
13986 (t2): Set terminate handler.
13988 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
13991 * binary.cc (Binary_to_elf::sized_convert): Fix .data
13994 2008-05-30 Cary Coutant <ccoutant@google.com>
13996 * archive.cc (Archive::include_all_members) Correct to step
13997 over symbol table and extended name table in thin archives.
13999 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14002 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14005 2008-05-28 Caleb Howe <cshowe@google.com>
14007 * reduced_debug_output.cc: New file.
14008 * reduced_debug_output.h: New file.
14009 * options.h (class General_options): Add --strip-debug-non-line.
14010 * options.cc (General_options::finalize): Add strip_debug_non_line
14011 to the strip heirarchy.
14012 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14014 * layout.cc: Include "reduced_debug_output.h".
14015 (Layout::Layout): Initialize new fields.
14016 (line_only_debug_sections): New static array.
14017 (is_lines_only_debug_sections): New static inline function.
14018 (Layout::include_section): Handle --strip-debug-non-line.
14019 (Layout::make_output_section): If --strip-debug-non-line, build
14020 new output sections for .debug_abbrev and .debug_info.
14021 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14022 gold. Warn about possible overflow.
14023 (read_signed_LEB_128): Likewise.
14024 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14025 (read_signed_LEB_128): Declare.
14026 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14027 (HFILES): Add reduced_debug_output.h.
14028 * Makefile.in: Rebuild.
14030 2008-05-21 Ian Lance Taylor <iant@google.com>
14032 * mapfile.cc: New file.
14033 * mapfile.h: New file.
14034 * options.h (class General_options): Add -M/--print-map and -Map.
14035 * options.cc (General_options::finalize): Make -M equivalent to
14037 * main.cc: Include <cstdio> and "mapfile.h".
14038 (main): Open mapfile if requested.
14039 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14040 constructor. Change caller.
14041 (queue_initial_tasks): Add mapfile parameter. Change caller.
14042 (queue_middle_tasks): Likewise.
14043 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14045 * archive.cc: Include "mapfile.h".
14046 (Archive::add_symbols): Add mapfile parameter. Change all
14047 callers. Pass mapfile, symbol, and reason to include_member.
14048 (Archive::include_all_members): Add mapfile parameter. Change all
14050 (Archive::include_member): Add mapfile, sym, and why parameters.
14051 Change all callers. Report inclusion to map file.
14052 * archive.h: Include "fileread.h".
14053 (class Archive): Update declarations.
14054 (Archive::file): New const method.
14055 (class Add_archive_symbols): Add mapfile_ field. Update
14056 constructor. Change all callers.
14057 * readsyms.h (class Read_symbols): Likewise.
14058 (class Finish_group): Likewise.
14059 (class Read_script): Likewise.
14060 * common.cc: Include "mapfile.h".
14061 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14063 (Symbol_table::do_allocate_commons): Likewise.
14064 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14065 symbol allocation to mapfile.
14066 * common.h (class Allocate_commons_task): Add mapfile_ field.
14067 Update constructor. Change all callers.
14068 * symtab.h (class Symbol_table): Update declarations.
14069 * layout.cc: Include "mapfile.h".
14070 (Layout_task_runner::run): Print information to mapfile.
14071 (Layout::create_gold_note): Change Output_data_fixed_space to
14072 Output_data_zero_fill.
14073 (Layout::create_build_id): Likewise.
14074 (Layout::print_to_mapfile): New function.
14075 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14076 constructor. Change caller.
14077 (class Layout): Declare print_to_mapfile.
14078 * output.cc (Output_section::Input_section::print_to_mapfile): New
14080 (Output_section::add_input_section): If producing a map, always
14081 add to input_sections_ list.
14082 (Output_section::do_print_to_mapfile): New function.
14083 (Output_segment::print_sections_to_mapfile): New function.
14084 (Output_segment::print_section_list_to_mapfile): New function.
14085 * output.h: Include "mapfile.h".
14086 (Output_data::print_to_mapfile): New function.
14087 (Output_data::do_print_to_mapfile): New virtual function.
14088 (Output_segment_headers::do_print_to_mapfile): New function.
14089 (Output_file_header::do_print_to_mapfile): New function.
14090 (Output_data_const::do_print_to_mapfile): New function.
14091 (class Output_data_const_buffer): Add map_name_ field. Update
14092 constructor. Change all callers. Add do_print_to_mapfile
14094 (class Output_data_fixed_space): Likewise.
14095 (class Output_data_space): Likewise.
14096 (class Output_data_zero_fill): New class.
14097 (Output_data_strtab::do_print_to_mapfile): New function.
14098 (Output_data_reloc_base::do_print_to_mapfile): New function.
14099 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14100 (Output_data_group::do_print_to_mapfile): New function.
14101 (Output_data_got::do_print_to_mapfile): New function.
14102 (Output_data_dynamic::do_print_to_mapfile): New function.
14103 (Output_symtab_xindex::do_print_to_mapfile): New function.
14104 (class Output_section): Declare do_print_to_mapflie. Declare
14105 print_to_mapfile in Input_section.
14106 (class Output_segment): Declare new functions.
14107 * object.h (Sized_relobj::symbol_count): New function.
14108 * script-sections.cc
14109 (Output_section_element_dot_assignment::set_section_addresses):
14110 Change Output_data_fixed_space to Output_data_zero_fill.
14111 (Output_data_expression::do_print_to_mapfile): New function.
14112 * script.cc (read_input_script): Add mapfile parameter. Change
14114 * script.h (read_input_script): Update declaration.
14115 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14116 (Eh_frame::do_print_to_mapfile): New function.
14117 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14118 (Output_merge_string::do_print_to_mapfile): New function.
14119 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14121 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14123 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14125 * Makefile.am (CCFILES): Add mapfile.cc.
14126 (HFILES): Add mapfile.h.
14127 * Makefile.in: Rebuild.
14129 2008-05-19 Ian Lance Taylor <iant@google.com>
14131 * options.h (class General_options): Add -z relro.
14132 * layout.cc (Layout::Layout): Initialize relro_segment_.
14133 (Layout::add_output_section_data): Return the output section.
14134 (Layout::make_output_section): Rcognize relro sections and mark
14135 them appropriately.
14136 (Layout::attach_allocated_section_to_segment): Put relro sections
14137 in a PT_GNU_RELRO segment.
14138 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14140 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14142 (Layout::linkonce_mapping): Map d.rel.ro.local to
14143 .data.rel.ro.local.
14144 (Layout::output_section_name): Us .data.rel.ro.local for any
14145 section which begins with that.
14146 * layout.h (class Layout): Update add_output_section_data
14147 declaration. Add relro_segment_ field.
14148 * output.cc (Output_section::Output_section): Initialize is_relro_
14149 and is_relro_local_ fields.
14150 (Output_segment::add_output_section): Group relro sections.
14151 (Output_segment::is_first_section_relro): New function.
14152 (Output_segment::maximum_alignment): If there is a relro section,
14153 align the segment to the common page size.
14154 (Output_segment::set_section_addresses): Track whether we are
14155 looking at relro sections. If the last section is a relro
14156 section, align to the common page size.
14157 (Output_segment::set_section_list_addresses): Add in_relro
14158 parameter. Change all callers. Align to the page size when
14159 moving from relro to non-relro section.
14160 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14162 * output.h (class Output_section): Add is_relro_ and
14163 is_relro_local_ fields.
14164 (Output_section::is_relro): New function.
14165 (Output_section::set_is_relro): New function.
14166 (Output_section::is_relro_local): New function.
14167 (Output_section::set_is_relro_local): New function.
14168 (class Output_segment): Update declarations.
14169 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14170 * sparc.cc (Target_sparc::got_section): Likewise.
14171 * x86_64.cc (Target_x86_64::got_section): Likewise.
14172 * testsuite/relro_test_main.cc: New file.
14173 * testsuite/relro_test.cc: New file.
14174 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14175 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14176 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14177 (relro_test.so, relro_test_pic.o): New targets.
14178 * testsuite/Makefile.in: Rebuild.
14180 2008-05-16 Ian Lance Taylor <iant@google.com>
14182 * output.cc (Output_segment::add_output_section): Remove front
14184 * output.h (class Output_segment): Remove
14185 add_initial_output_section and overloaded add_output_section.
14186 Update declaration of remaining add_output_section.
14187 * layout.cc (Layout::create_interp): Call add_output_section
14188 rather than add_initial_output_section.
14189 (Layout::finish_dynamic_section): Likewise.
14191 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14192 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14193 know the dynamic type.
14194 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14195 field. Initialize it in constructor.
14196 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14197 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14198 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14201 * output.cc (Output_reloc::get_address): Change return type to
14203 * output.h (class Output_reloc): Update get_address declaration.
14204 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14205 for section addresses.
14207 2008-05-09 Ian Lance Taylor <iant@google.com>
14210 * gold.cc (gold_nomem): Use return value of write.
14212 2008-05-08 Ian Lance Taylor <iant@google.com>
14214 * symtab.c (Symbol::init_base_output_data): Add version
14215 parameter. Change all callers.
14216 (Symbol::init_base_output_segment): Likewise.
14217 (Symbol::init_base_constant): Likewise.
14218 (Symbol::init_base_undefined): Likewise.
14219 (Sized_symbol::init_output_data): Likewise.
14220 (Sized_symbol::init_output_segment): Likewise.
14221 (Sized_symbol::init_constant): Likewise.
14222 (Sized_symbol::init_undefined): Likewise.
14223 (Symbol_table::do_define_in_output_data): If the new symbol has a
14224 version, mark it as the default.
14225 (Symbol_table::do_define_in_output_segment): Likewise.
14226 (Symbol_table::do_define_as_constant): Likewise.
14227 * symtab.h (class Symbol): Update declarations.
14228 (class Sized_symbol): Likewise.
14229 * resolve.cc (Symbol::override_version): New function.
14230 (Symbol::override_base): Call override_version.
14231 (Symbol::override_base_with_special): Likewise.
14232 * testsuite/ver_script_8.script: New file.
14233 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14234 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14235 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14236 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14238 2008-05-06 Ian Lance Taylor <iant@google.com>
14241 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14243 (class General_options): Remove existing --undefined, and add
14244 --no-undefined instead. Add new --undefined as synonym for -u.
14245 * archive.cc (Archive::add_symbols): Check whether symbol was
14247 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14248 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14249 all uses. Add IS_UNDEFINED. Update declarations to split
14250 different versions of init_base. Declare init_base_undefined.
14251 (Symbol::is_defined): Handle IS_UNDEFINED.
14252 (Symbol::is_undefined): Likewise.
14253 (Symbol::is_weak_undefined): Call is_undefined.
14254 (Symbol::is_absolute): Handle IS_CONSTANT.
14255 (class Sized_symbol): Update declarations to split different
14256 versions of init. Declare init_undefined.
14257 (class Symbol_table): Declare new functions.
14258 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14259 Change all callers.
14260 (Symbol::init_base_output_data): Likewise.
14261 (Symbol::init_base_output_segment): Likewise.
14262 (Symbol::init_base_constant): Likewise.
14263 (Symbol::init_base_undefined): New function.
14264 (Sized_symbol::init_object): Rename from init. Change all
14266 (Sized_symbol::init_output_data): Likewise.
14267 (Sized_symbol::init_output_segment): Likewise.
14268 (Sized_symbol::init_constant): Likewise.
14269 (Sized_symbol::init_undefined): New function.
14270 (Symbol_table::add_undefined_symbols_from_command_line): New
14272 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14274 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14275 (Symbol::output_section): Likewise.
14276 (Symbol::set_output_section): Likewise.
14277 (Symbol_table::sized_finalize_symbol): Likewise.
14278 (Symbol_table::sized_write_globals): Likewise.
14279 * resolve.cc (Symbol_table::should_override): Likewise.
14280 (Symbol::override_base_with_special): Likewise.
14282 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14283 symbol, change it to have default visibility.
14284 * testsuite/protected_1.cc: New file.
14285 * testsuite/protected_2.cc: New file.
14286 * testsuite/protected_3.cc: New file.
14287 * testsuite/protected_main_1.cc: New file.
14288 * testsuite/protected_main_2.cc: New file.
14289 * testsuite/protected_main_3.cc: New file.
14290 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14291 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14292 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14293 (protected_1.so): New target.
14294 (protected_1_pic.o, protected_2_pic.o): New targets.
14295 (protected_3_pic.o): New target.
14296 (check_PROGRAMS): Add protected_2.
14297 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14298 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14299 * testsuite/Makefile.in: Rebuild.
14301 * options.h (DEFINE_var): Add set_user_set_##varname__.
14302 (DEFINE_bool_alias): New macro.
14303 (class General_options): Define -Bstatic using DEFINE_bool_alias
14304 rather than DEFINE_special. Add --undefined as an alias for -z
14306 * options.cc (General_options::parse_Bstatic): Remove.
14308 * options.h (class General_options): Add --fatal-warnings.
14309 * main.cc (main): Implement --fatal-warnings.
14310 * errors.h (Errors::warning_count): New function.
14312 * options.h (class General_options): Add -Bsymbolic-functions.
14313 * symtab.h (Symbol::is_preemptible): Check for
14314 -Bsymbolic-functions.
14316 2008-05-05 Ian Lance Taylor <iant@google.com>
14318 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14319 as noVARNAME rather than no-VARNAME.
14320 (class General_options): Add option -z combreloc.
14321 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14323 (Output_reloc::sort_before) [SHT_REL]: New function.
14324 (Output_reloc::sort_before) [SHT_RELA]: New function.
14325 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14326 Sort_relocs_comparison.
14327 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14328 parameter. Change all callers.
14329 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14330 sort_relocs parameter. Change all callers.
14331 * output.cc (Output_reloc::get_address): New function, broken out
14333 (Output_reloc::write_rel): Call it.
14334 (Output_reloc::compare): New function.
14335 (Output_data_reloc_base::do_write): Optionally sort relocs.
14337 * configure.ac: If targ_extra_obj is set, link it in.
14338 * configure.tgt: Initialize all variables.
14339 (x86_64*): Set targ_extra_obj and targ_extra_size.
14340 * configure: Rebuild.
14342 * object.cc (Sized_relobj::include_section_group): Adjust section
14343 indexes read from group data. Build vector to pass to
14345 * layout.cc (Layout::layout_group): Add flags and shndxes
14346 parameters. Remove contents parameter. Change caller. Update
14347 explicit instantiations.
14348 * layout.h (class Layout): Update layout_group declaration.
14349 * output.cc (Output_data_group::Output_data_group): Add flags and
14350 input_shndxes parameters. Remove contents parameter. Change
14352 (Output_data_group::do_write): Change input_sections_ to
14354 * output.h (class Output_data_group): Update constructor
14355 declaration. Rename input_sections_ to input_shndxes_.
14356 * testsuite/many_sections_test.cc: Add template.
14358 2008-04-30 Cary Coutant <ccoutant@google.com>
14360 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14362 * layout.cc (Layout::include_section): Refactored check for debug
14364 (Layout::add_comdat): Add new parameters. Change type
14365 of signature parameter. Add object and shndx to signatures table.
14366 (Layout::find_kept_object): New function.
14367 * layout.h: Include <cstring>.
14368 (Layout::is_debug_info_section): New function.
14369 (Layout::add_comdat): Add new parameters.
14370 (Layout::find_kept_object): New function.
14371 (Layout::Kept_section): New struct.
14372 (Layout::Signatures): Change type of map range.
14373 * object.cc (Relobj::output_section_address): New function.
14374 (Sized_relobj::include_section_group): Add new parameters. Change
14375 calls to Layout::add_comdat. Change to build table of kept comdat
14376 groups and table mapping discarded sections to kept sections.
14377 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14378 (Sized_relobj::do_layout): Change calls to include_section_group and
14379 include_linkonce_section.
14380 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14381 value to zero when section is discarded.
14382 (Sized_relobj::map_to_kept_section): New function.
14383 * object.h (Relobj::output_section_address): New function.
14384 (Relobj::Comdat_group): New type.
14385 (Relobj::find_comdat_group): New function.
14386 (Relobj::Comdat_group_table): New type.
14387 (Relobj::Kept_comdat_section): New type.
14388 (Relobj::Kept_comdat_section_table): New type.
14389 (Relobj::add_comdat_group): New function.
14390 (Relobj::set_kept_comdat_section): New function.
14391 (Relobj::get_kept_comdat_section): New function.
14392 (Relobj::comdat_groups_): New field.
14393 (Relobj::kept_comdat_sections_): New field.
14394 (Symbol_value::input_value): Update comment.
14395 (Sized_relobj::map_to_kept_section) New function.
14396 (Sized_relobj::include_linkonce_section): Add new parameter.
14397 * target-reloc.h (Comdat_behavior): New type.
14398 (get_comdat_behavior): New function.
14399 (relocate_section): Add code to map a discarded section to the
14400 corresponding kept section when applying a relocation.
14402 2008-04-30 Craig Silverstein <csilvers@google.com>
14404 * dwarf_reader.cc (next_generation_count): New static var.
14405 (Addr2line_cache_entry): New struct.
14406 (addr2line_cache): New static var.
14407 (Dwarf_line_info::one_addr2line): Added caching.
14408 (Dwarf_line_info::clear_addr2line_cache): New function.
14409 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14410 cache-size parameter.
14411 (Dwarf_line_info::one_addr2line_cache): New function.
14412 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14413 new cache-size argument to one_addr2line(), and clear cache.
14415 2008-04-28 Cary Coutant <ccoutant@google.com>
14417 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14418 R_386_PC8 relocations.
14420 2008-04-23 Ian Lance Taylor <iant@google.com>
14422 * object.cc (Sized_relobj::include_section_group): Check for
14423 invalid section group.
14425 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14428 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14429 than read for file header.
14430 * archive.cc (Archive::include_member): Likewise.
14432 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14434 * aclocal.m4: Regenerate.
14435 * configure: Regenerate.
14437 2008-04-19 Ian Lance Taylor <iant@google.com>
14439 * version.cc (version_string): Bump to 1.6.
14441 * testsuite/Makefile.am (many_sections_r_test): New target.
14442 (many_sections_r_test_SOURCES): Remove.
14443 (many_sections_r_test_DEPENDENCIES): Remove.
14444 (many_sections_r_test_LDFLAGS): Remove.
14445 (many_sections_r_test_LDADD): Remove.
14447 * object.cc (Sized_relobj::do_add_symbols): Always pass
14448 local_symbol_count_ to add_from_relobj.
14450 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14451 every thousand variables.
14452 * testsuite/Makefile.in: Rebuild.
14454 * object.cc (Xindex::initialize_symtab_xindex): New function.
14455 (Xindex::read_symtab_xindex): New function.
14456 (Xindex::sym_xindex_to_shndx): New function.
14457 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14459 (Sized_relobj::do_initialize_xindex): New function.
14460 (Sized_relobj::do_read_symbols): Adjust section links.
14461 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14462 parameter. Change all callers.
14463 (Sized_relobj::include_section_group): Adjust section links and
14464 symbol section indexes.
14465 (Sized_relobj::do_layout): Adjust section links.
14466 (Sized_relobj::do_count_local_symbols): Adjust section links and
14467 symbol section indexes.
14468 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14469 ordinary and special symbols.
14470 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14471 dynsym_xindex parameters. Change all callers. Adjust section
14472 links. Use SHN_XINDEX when needed.
14473 (Sized_relobj::get_symbol_location_info): Adjust section links.
14474 Don't get fooled by special symbols.
14475 * object.h (class Xindex): Define.
14476 (class Object): Add xindex_ parameter. Declare virtual functoin
14477 do_initialize_xindex.
14478 (Object::adjust_sym_shndx): New function.
14479 (Object::set_xindex): New protected function.
14480 (class Symbol_value): Add is_ordinary_shndx_ field.
14481 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14482 (Symbol_value::value): Assert ordinary section.
14483 (Symbol_value::initialize_input_to_output_map): Likewise.
14484 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14485 Change all callers.
14486 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14488 (class Sized_relobj): Update declarations.
14489 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14490 parameter. Change all callers.
14491 (Sized_relobj::adjust_shndx): New function.
14492 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14494 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14495 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14496 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14497 (Sized_dynobj::read_dynsym_section): Adjust section links.
14498 (Sized_dynobj::read_dynamic): Likewise.
14499 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14501 (Sized_dynobj::do_initialize_xindex): New function.
14502 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14503 do_initialize_xindex.
14504 (Sized_dynobj::adjust_shndx): New function.
14505 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14506 dynsym_xindex_ fields.
14507 (Layout::finalize): Add a call to set_section_indexes before
14508 creating the symtab sections.
14509 (Layout::set_section_indexes): Don't do anything if the section
14510 already has a section index.
14511 (Layout::create_symtab_sections): Add shnum parameter. Change
14512 caller. Create .symtab_shndx section if needed.
14513 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14515 (Layout::allocated_output_section_count): New function.
14516 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14518 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14519 fields. Update declarations.
14520 (Layout::symtab_xindex): New function.
14521 (Layout::dynsym_xindex): New function.
14522 (class Write_symbols_task): Add layout_ field.
14523 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14525 * output.cc (Output_section_headers::Output_section_headers): Add
14526 shstrtab_section parameter. Change all callers.
14527 (Output_section_headers::do_sized_write): Store overflow values
14528 for section count and section string table section index in
14529 section header zero.
14530 (Output_file_header::do_sized_write): Check for overflow of
14531 section count and section string table section index.
14532 (Output_symtab_xindex::do_write): New function.
14533 (Output_symtab_xindex::endian_do_write): New function.
14534 * output.h (class Output_section_headers): Add shstrtab_section_.
14535 Update declarations.
14536 (class Output_symtab_xindex): Define.
14537 (Output_section::has_out_shndx): New function.
14538 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14540 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14541 Change all callers.
14542 (Sized_symbol::init): Likewise.
14543 (Symbol::output_section): Check for ordinary symbol.
14544 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14545 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14547 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14548 Change all callers. Simplify handling of symbols from sections
14549 not included in the link.
14550 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14552 (Weak_alias_sorter::operator()): Assert that symbols are
14554 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14556 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14557 parameters. Change all callers.
14558 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14559 symbol distinction. Use SHN_XINDEX when needed.
14560 (Symbol_table::write_section_symbol): Add symtab_xindex
14561 parameter. Change all callers.
14562 (Symbol_table::sized_write_section_symbol): Likewise. Use
14563 SHN_XINDEX when needed.
14564 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14566 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14567 (Symbol::is_defined): Check is_ordinary.
14568 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14569 (Symbol::is_absolute, Symbol::is_common): Likewise.
14570 (class Sized_symbol): Update declarations.
14571 (class Symbol_table): Update declarations.
14572 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14573 parameters. Change all callers.
14574 (Sized_symbol::override): Likewise.
14575 (Symbol_table::override): Likewise.
14576 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14577 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14578 is_ordinary, and orig_st_shndx parameters. Change all callers.
14579 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14580 to be in an ordinary section.
14581 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14582 object and is_ordinary parameters. Change all callers.
14583 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14584 Change all callers. Don't add undefined or non-ordinary symbols
14586 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14587 Change all callers.
14588 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14590 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14591 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14592 (Sized_relobj::relocate_sections): Likewise.
14593 * target-reloc.h (scan_relocs): Adjust section symbol index.
14594 (scan_relocatable_relocs): Likewise.
14595 * i386.cc (Scan::local): Check for ordinary symbols.
14596 * sparc.cc (Scan::local): Likewise.
14597 * x86_64.cc (Scan::local): Likewise.
14598 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14599 to symbol_section_and_value.
14600 * testsuite/many_sections_test.cc: New file.
14601 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14602 (check_PROGRAMS): Add many_sections_test.
14603 (many_sections_test_SOURCES): Define.
14604 (many_sections_test_DEPENDENCIES): Define.
14605 (many_sections_test_LDFLAGS): Define.
14606 (BUILT_SOURCES): Add many_sections_define.h.
14607 (many_sections_define.h): New target.
14608 (BUILT_SOURCES): Add many_sections_check.h.
14609 (many_sections_check.h): New target.
14610 (check_PROGRAMS): Add many_sections_r_test.
14611 (many_sections_r_test_SOURCES): Define.
14612 (many_sections_r_test_DEPENDENCIES): Define.
14613 (many_sections_r_test_LDFLAGS): Define.
14614 (many_sections_r_test_LDADD): Define.
14615 (many_sections_r_test.o): New target.
14616 * testsuite/Makefile.in: Rebuild.
14618 2008-04-17 Cary Coutant <ccoutant@google.com>
14620 * errors.cc (Errors::info): New function.
14621 (gold_info): New function.
14622 * errors.h (Errors::info): New function.
14623 * gold.h (gold_info): New function.
14624 * object.cc (Input_objects::add_object): Print trace output.
14625 * options.cc (options::parse_set): New function.
14626 (General_options::parse_wrap): Deleted.
14627 (General_options::General_options): Deleted initializer.
14628 * options.h (options::String_set): New typedef.
14629 (options::parse_set): New function.
14630 (DEFINE_set): New macro.
14631 (General_options::wrap): Changed to use DEFINE_set. Changed
14632 callers of any_wrap_symbols and is_wrap_symbol.
14633 (General_options::trace, General_options::trace_symbol):
14635 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14636 (General_options::wrap_symbols_): Deleted.
14637 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14639 2008-04-17 David S. Miller <davem@davemloft.net>
14641 * options.cc (General_options::parse_V): New function.
14642 * options.h: Add entries for -V and -Qy.
14644 2008-04-17 Ian Lance Taylor <iant@google.com>
14646 * common.cc (Symbol_table::allocate_commons): Remove options
14647 parameter. Change caller.
14648 (Symbol_table::do_allocate_commons): Remove options parameter.
14649 Change caller. Just call do_allocate_commons_list twice.
14650 (Symbol_table::do_allocate_commons_list): New function, broken out
14651 of do_allocate_commons.
14652 * common.h (class Allocate_commons_task): Remove options_ field.
14653 Update constructor.
14654 * symtab.cc (Symbol_table::Symbol_table): Initialize
14656 (Symbol_table::add_from_object): Put TLS common symbols on
14658 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14659 which are IN_OUTPUT_DATA.
14660 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14661 allocate_commons and do_allocate_commons declarations. Declare
14662 do_allocate_commons_list.
14663 * gold.cc (queue_middle_tasks): Update creation of
14664 Allocate_commons_task to not pass options.
14665 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14666 (TLS_TEST_C_FLAGS): New variable.
14667 (tls_test_c_pic.o): New target.
14668 (tls_test_shared.so): Link in tls_test_c_pic.o.
14669 (tls_test_c_pic_ie.o): New target.
14670 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14671 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14672 (tls_test_c.o): New target.
14673 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14674 (tls_pic_test_LDADD): Likewise.
14675 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14676 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14677 (tls_test_c_gnu2.o): New target.
14678 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14680 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14681 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14682 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14683 * testsuite/tls_test.cc: Include "config.h".
14684 (t_last): Call t11_last.
14685 * testsuite/tls_test.h (t11, t11_last): Declare.
14686 * testsuite/tls_test_c.c: New file.
14687 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14688 * configure.ac: Check for OpenMP support.
14689 * configure, config.in, Makefile.in: Rebuild.
14690 * testsuite/Makefile.in: Rebuild.
14692 2008-04-16 Cary Coutant <ccoutant@google.com>
14694 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14695 (Target_i386::tls_base_symbol_defined_): New field.
14696 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14697 (Target_i386::Scan::global): Likewise.
14698 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14699 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14700 (Target_x86_64::tls_base_symbol_defined_): New field.
14701 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14702 (Target_x86_64::Scan::global): Likewise.
14704 2008-04-16 Cary Coutant <ccoutant@google.com>
14706 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14707 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14708 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14709 building shared libraries.
14710 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14711 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14712 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14713 * testsuite/Makefile.in: Rebuild.
14714 * testsuite/weak_undef.h: New file.
14715 * testsuite/weak_undef_file1.cc: Add extra test cases.
14716 * testsuite/weak_undef_file2.cc: Likewise.
14717 * testsuite/weak_undef_test.cc: Likewise.
14719 2008-04-16 David S. Miller <davem@davemloft.net>
14721 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14722 Add issued_non_pic_error_ field. Declare check_non_pic.
14723 (Target_sparc::Scan::check_non_pic): New function.
14724 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14725 (Target_sparc::Scan::global): Likewise.
14727 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14728 * configure: Rebuild.
14730 * options.h (DEFINE_enable): New macro.
14731 (new_dtags): New enable option.
14732 (initfirst, interpose, loadfltr, nodefaultlib,
14733 nodelete, nodlopen, nodump): New -z options.
14734 * layout.cc (Layout:finish_dynamic_section): If new
14735 dtags enabled, emit DT_RUNPATH. Also, emit a
14736 DT_FLAGS_1 containing any specified -z flags.
14738 2008-04-16 Ian Lance Taylor <iant@google.com>
14740 * copy-relocs.cc: New file.
14741 * copy-relocs.h: New file.
14742 * reloc.cc: Remove Copy_relocs code.
14743 * reloc.h: Likewise.
14744 * reloc-types.h (struct Reloc_types) [both versions]: Add
14745 get_reloc_addend_noerror.
14746 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14747 variants of add_global which take an addend which must be zero.
14748 * i386.cc: Include "copy-relocs.h".
14749 (class Target_i386): Change type of copy_relocs_ to variable,
14750 update initializer.
14751 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14752 Change all callers.
14753 (Target_i386::do_finalize_sections): Change handling of
14755 * sparc.cc: Include "copy-relocs.h".
14756 (class Target_sparc): Change type of copy_relocs_ to variable,
14757 update initializer.
14758 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14759 Change all callers.
14760 (Target_sparc::do_finalize_sections): Change handling of
14762 * x86_64.cc: Include "copy-relocs.h".
14763 (class Target_x86_64): Change type of copy_relocs_ to variable,
14764 update initializer.
14765 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14766 class. Change all callers.
14767 (Target_x86_64::do_finalize_sections): Change handling of
14769 * Makefile.am (CCFILES): Add copy-relocs.cc.
14770 (HFILES): Add copy-relocs.h.
14772 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14774 * testsuite/script_test_4.sh: Permit leading zeroes.
14776 2008-04-15 Ian Lance Taylor <iant@google.com>
14778 * script-sections.cc (Script_sections::create_segments): Use
14779 header_size_adjustment even when there is enough room for the
14781 * testsuite/script_test_4.sh: New file.
14782 * testsuite/script_test_4.t: New file.
14783 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14784 (check_DATA): Add script_test_4.stdout.
14785 (MOSTLYCLEANFILES): Likewise.
14786 (script_test_4): New target.
14787 (script_test_4.stdout): New target.
14788 * testsuite/Makefile.in: Rebuild.
14790 * sparc.cc: Add definitions for Output_data_plt_sparc class
14793 2008-04-14 David S. Miller <davem@davemloft.net>
14795 * sparc.cc: New file.
14796 * Makefile.am (TARGETSOURCES): Add sparc.cc
14797 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14798 * configure.tgt: Document targ_extra_size and
14799 targ_extra_big_endian. Add entries for sparc-* and
14801 * configure.ac: Handle targ_extra_size and
14802 targ_extra_big_endian.
14803 * Makefile.in: Rebuild.
14804 * configure: Likewise.
14805 * po/POTFILES.in: Likewise.
14806 * po/gold.pot: Likewise.
14808 2008-04-14 Ian Lance Taylor <iant@google.com>
14810 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14811 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14812 in the name/type/flags to section mapping. Don't call
14813 allocate_output_section.
14814 (Layout::choose_output_section): Change parameter from adjust_name
14815 to is_input_section. Don't permit input sections after sections
14816 are attached to segments. Don't call allocate_output_section.
14817 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14818 not write_enable_output_section.
14819 (Layout::make_output_section): Don't push to
14820 unattached_section_list_ nor call attach_to_segment. Call
14821 attach_section_to_segment if sections are attached.
14822 (Layout::attach_sections_to_segments): New function.
14823 (Layout::attach_section_to_segment): New function.
14824 (Layout::attach_allocated_section_to_segment): Rename from
14825 attach_to_segment. Remove flags parameter.
14826 (Layout::allocate_output_section): Remove function.
14827 (Layout::write_enable_output_section): Remove function.
14828 * layout.h (class Layout): Update for above changes. Add new
14829 field sections_are_attached_.
14830 * output.h (Output_section::update_flags_for_input_section): New
14832 * output.cc (Output_section::add_input_section): Call
14833 update_flags_for_input_section.
14834 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14836 2008-04-11 Cary Coutant <ccoutant@google.com>
14838 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14839 thought unnecessary.
14840 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14842 2008-04-11 Ian Lance Taylor <iant@google.com>
14844 * output.h (class Output_section_data): Remove inline definition
14846 * output.cc (Output_section_data::set_addralign): New function.
14848 2008-04-11 Cary Coutant <ccoutant@google.com>
14850 Add support for TLS descriptors for i386 and x86_64.
14851 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14852 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14853 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14855 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14856 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14857 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14859 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14860 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14861 Fix problem with initial-exec relocations.
14862 (Target_i386::Relocate::relocate_tls): Likewise.
14863 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14865 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14866 support for section-plus-offset dynamic table entries.
14867 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14868 (Output_data_dynamic::Dynamic_entry): Add support for
14869 section-plus-offset dynamic table entries.
14870 (Output_data_dynamic::Classification): Likewise.
14871 (Output_data_dynamic::classification_): Renamed offset_.
14872 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
14873 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
14874 (Target_x86_64::make_plt_section): New function.
14875 (Target_x86_64::reserve_tlsdesc_entries): New function.
14876 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
14877 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
14878 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
14879 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
14880 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
14881 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
14882 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
14883 add extra PLT entry for TLS descriptors.
14884 (Output_data_plt_x86_64::got_): New field.
14885 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
14886 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
14888 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
14890 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
14891 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
14892 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
14893 R_386_TLS_DESC_CALL relocations.
14894 (Target_x86_64::Scan::global): Likewise.
14895 (Target_x86_64::do_finalize_sections): Add dynamic table entries
14896 for TLS descriptors.
14897 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
14898 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
14899 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
14900 GD-to-IE relaxation.
14901 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
14902 and TLS_DESCRIPTORS.
14903 * Makefile.in: Rebuild.
14904 * configure: Rebuild.
14905 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
14906 (tls_test_shared2.so): New target.
14907 (tls_shared_gd_to_ie_test_SOURCES): New variable.
14908 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
14909 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
14910 (tls_shared_gd_to_ie_test_LDADD): New variable.
14911 (tls_shared_gnu2_gd_to_ie_test): New target.
14912 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
14914 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
14915 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
14916 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
14917 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
14918 (tls_shared_gnu2_test): New target.
14919 (tls_test_gnu2_shared.so): New target.
14920 (tls_shared_gnu2_test_SOURCES): New variable.
14921 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
14922 (tls_shared_gnu2_test_LDFLAGS): New variable.
14923 (tls_shared_gnu2_test_LDADD): New variable.
14924 * testsuite/Makefile.in: Rebuild.
14925 * testsuite/Makefile.
14927 2008-04-11 Ian Lance Taylor <iant@google.com>
14929 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
14931 * testsuite/Makefile.in: Rebuild.
14933 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
14935 * testsuite/script_test_2.cc (main): Adjust test.
14937 2008-04-11 David S. Miller <davem@davemloft.net>
14938 Ian Lance Taylor <iant@google.com>
14940 * options.h (General_options): Add entries for '-Y' and
14942 * options.cc (General_options:finalize): If -Y was used, add those
14943 entries to the library path instead of the default "/lib" and
14946 2008-04-11 David S. Miller <davem@davemloft.net>
14948 * testsuite/justsyms.t: Start at 0x100.
14949 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
14950 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
14952 * testsuite/script_test_2.cc: Adjust string and section length
14955 2008-04-09 Ian Lance Taylor <iant@google.com>
14958 * script-sections.cc (Sections_element::allocate_to_segment): Add
14960 (Output_section_definition::allocate_to_segment): Likewise.
14961 (Orphan_output_section::allocate_to_segment): Likewise.
14962 (Script_sections::attach_sections_using_phdrs_clause): Don't
14963 propagate non-PT_LOAD segments to orphan sections.
14964 * testsuite/Makefile.am (script_test_3.stdout): Generate using
14965 readelf rather than objdump.
14966 * testsuite/script_test_3.sh: Adjust accordingly. Test that
14967 .interp section and PT_INTERP segment are the same size.
14968 * testsuite/Makefile.in: Rebuild.
14970 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
14971 aliases for symbols defined in the same object.
14972 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
14973 (weak_alias_test_SOURCES): New variable.
14974 (weak_alias_test_DEPENDENCIES): New variable.
14975 (weak_alias_test_LDFLAGS): New variable.
14976 (weak_alias_test_LDADD): New variable.
14977 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
14978 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
14979 (weak_alias_test_3.o): New target.
14980 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
14981 * testsuite/weak_alias_test_main.cc: New file.
14982 * testsuite/weak_alias_test_1.cc: New file.
14983 * testsuite/weak_alias_test_2.cc: New file.
14984 * testsuite/weak_alias_test_3.cc: New file.
14986 2008-04-08 Ian Lance Taylor <iant@google.com>
14988 * options.h (class General_options): Add --noinhibit-exec option.
14989 * main.cc (main): Check --noinhibit-exec.
14991 * options.h (class General_options): Define --wrap as a special
14992 option. Add wrap_symbols_ field.
14993 (General_options::any_wrap_symbols): New function.
14994 (General_options::is_wrap_symbol): New function.
14995 * options.cc (General_options::parse_wrap): New function.
14996 (General_options::General_options): Initialize wrap_symbols_.
14997 * symtab.cc (Symbol_table::wrap_symbol): New function.
14998 (Symbol_table::add_from_object): Handle --wrap.
14999 * symtab.h (class Symbol_table): Declare wrap_symbol.
15000 * target.h (Target::wrap_char): New function.
15001 (Target::Target_info): Add wrap_char field.
15002 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15003 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15004 * testsuite/testfile.cc (Target_test::test_target_info):
15007 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15010 * layout.h (class Layout): Add added_eh_frame_data_ field.
15011 * layout.cc (Layout::Layout): Initialize new field.
15012 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15013 output section until we find a section we merged successfully.
15014 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15015 that the size be non-zero.
15017 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15020 2008-04-08 Craig Silverstein <csilvers@google.com>
15022 * configure.ac: Export new conditional variable HAVE_ZLIB.
15023 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15025 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15026 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15028 2008-04-07 Ian Lance Taylor <iant@google.com>
15030 * version.cc (version_string): Set to "1.5".
15032 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15033 Add issued_non_pic_error_ field. Declare check_non_pic.
15034 (Target_x86_64::Scan::check_non_pic): New function.
15035 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15036 (Target_x86_64::Scan::global): Likewise.
15038 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15039 addend parameter. Change caller. Handle merge sections.
15040 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15041 Address to Addend. Don't add in the result of
15042 local_section_offset, pass down the addend and use the returned
15044 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15045 Update declarations of local_section_offset and symbol_value.
15046 * testsuite/two_file_test_1.cc (t18): New function.
15047 * testsuite/two_file_test_2.cc (f18): New function.
15048 * testsuite/two_file_test_main.cc (main): Call t18.
15049 * testsuite/two_file_test.h (t18, f18): Declare.
15051 * configure.ac: Don't test for objdump, c++filt, or readelf.
15052 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15054 (TEST_READELF): New variable.
15055 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15056 (check_PROGRAMS): Add two_file_strip_test.
15057 (two_file_strip_test): New target.
15058 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15059 (two_file_same_shared_strip_test_SOURCES): New variable.
15060 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15061 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15062 (two_file_same_shared_strip_test_LDADD): New variable.
15063 (two_file_shared_strip.so): New target.
15064 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15065 (ver_test_5.syms, ver_test_7.syms): Likewise.
15066 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15067 (strip_test_3.stdout): Use TEST_OBJDUMP.
15068 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15070 2008-04-04 Cary Coutant <ccoutant@google.com>
15072 * symtab.h (Symbol::is_weak_undefined): New function.
15073 (Symbol::is_strong_undefined): New function.
15074 (Symbol::is_absolute): New function.
15075 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15076 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15078 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15079 (weak_undef_test): New target.
15080 * testsuite/Makefile.in: Rebuild.
15081 * testsuite/weak_undef_file1.cc: New file.
15082 * testsuite/weak_undef_file2.cc: New file.
15083 * testsuite/weak_undef_test.cc: New file.
15085 2008-04-03 Craig Silverstein <csilvers@google.com>
15087 * compressed_output.h (class Output_compressed_section): Use
15089 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15091 (zlib_compressed_suffix): Removed.
15092 (Output_compressed_section::set_final_data_size): Use unsigned
15094 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15095 Fix linker invocation.
15096 (flagstest_o_specialfile_and_compress_debug_sections):
15098 * testsuite/Makefile.in: Regenerated.
15100 2008-04-02 David S. Miller <davem@davemloft.net>
15102 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15103 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15105 2008-04-02 Craig Silverstein <csilvers@google.com>
15109 2008-04-02 Ian Lance Taylor <iant@google.com>
15111 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15112 parameters. Update for new key type to views_. Change all
15114 (File_read::read): Adjust for byteshift in returned view.
15115 (File_read::add_view): New function, broken out of
15116 find_and_make_view.
15117 (File_read::make_view): New function, broken out of
15118 find_and_make_view.
15119 (File_read::find_or_make_view): Add offset and aligned
15120 parameters. Rewrite accordingly. Change all callers.
15121 (File_read::get_view): Add offset and aligned parameters. Adjust
15122 for byteshift in return value.
15123 (File_read::get_lasting_view): Likewise.
15124 * fileread.h (class File_read): Update declarations.
15125 (class File_read::View): Add byteshift_ field. Add byteshift to
15126 constructor. Add byteshift method.
15127 * archive.h (Archive::clear_uncached_views): New function.
15128 (Archive::get_view): Add aligned parameter. Change all callers.
15129 * object.h (Object::get_view): Add aligned parameter. Change all
15131 (Object::get_lasting_view): Likewise.
15133 * fileread.cc (File_read::release): Don't call clear_views if
15134 there are multiple objects.
15135 * fileread.h (File_read::clear_uncached_views): New function.
15136 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15139 2008-03-31 Cary Coutant <ccoutant@google.com>
15141 Add thin archive support.
15142 * archive.cc (Archive::armagt): New const.
15143 (Archive::setup): Remove task parameter and calls to unlock.
15144 (Archive::unlock_nested_archives): New function.
15145 (Archive::read_header): Add nested_off parameter. Change
15147 (Archive::interpret_header): Likewise.
15148 (Archive::include_all_members): Change to handle thin
15150 (Archive::include_member): Likewise.
15151 * archive.h (Archive::Archive): Add new parameters and
15153 (Archive::armagt): New const.
15154 (Archive::setup): Remove task parameter.
15155 (Archive::unlock_nested_archives): New function.
15156 (Archive::read_header): Add nested_off parameter.
15157 (Archive::interpret_header): Likewise.
15158 (Archive::Nested_archive_table): New typedef.
15159 (Archive::is_thin_archive_): New field.
15160 (Archive::nested_archives_): New field.
15161 (Archive::options_): New field.
15162 (Archive::dirpath_): New field.
15163 (Archive::task_): New field.
15164 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15165 for thin archives. Pass additional parameters to
15166 Archive::Archive. Unlock the archive file after calling
15169 2008-03-29 Ian Lance Taylor <iant@google.com>
15171 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15172 version symbol to be local.
15173 * testsuite/ver_test_4.sh: New file.
15174 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15175 (check_DATA): Add ver_test_4.syms.
15176 (ver_test_4.syms): New target.
15177 * testsuite/Makefile.in: Rebuild.
15180 (Output_section::Input_section_sort_entry::has_priority): New
15182 (Output_section::Input_section_sort_entry::match_file_name): New
15184 (Output_section::Input_section_sort_entry::match_section_name):
15186 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15188 (Output_section::Input_section_sort_entry::match_section_file):
15190 (Output_section::Input_section_sort_compare::operator()): Rewrite
15191 using new Input_section_sort_entry functions. Sort crtbegin and
15192 crtend first. Sort sections with no priority before sections with
15194 * testsuite/initpri1.c (d3): Check j != 4.
15195 (cd5): New constructor/destructor function.
15196 (main): Check j != 2.
15198 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15199 new symbol when resolving, don't call set_is_default.
15200 * testsuite/ver_test_7.cc: New file.
15201 * testsuite/ver_test_7.sh: New file.
15202 * testsuite/Makefile.am (ver_test_7.so): New target.
15203 (ver_test_7.o): New target.
15204 (check_SCRIPTS): Add ver_test_7.sh.
15205 (check_DATA): Add ver_test_7.syms.
15206 (ver_test_7.syms): New target.
15208 2008-03-28 Ian Lance Taylor <iant@google.com>
15210 * layout.cc (Layout::layout): If we see an input section with a
15211 name that needs sorting, set the must_sort flag for the output
15213 (Layout::make_output_section): If the name of the output section
15214 indicates that it might require sorting, set the may_sort flag.
15215 * output.h (Output_section::may_sort_attached_input_sections): New
15217 (Output_section::set_may_sort_attached_input_sections): New
15219 (Output_section::must_sort_attached_input_sections): New
15221 (Output_section::set_must_sort_attached_input_sections): New
15223 (class Output_section): Declare Input_section_sort_entry. Define
15224 Input_section_sort_compare. Declare
15225 sort_attached_input_sections. Add new fields:
15226 may_sort_attached_input_sections_,
15227 must_sort_attached_input_sections_,
15228 attached_input_sections_are_sorted_.
15229 * output.cc (Output_section::Output_section): Initialize new
15231 (Output_section::add_input_section): Add an entry to
15232 input_sections_ if may_sort or must_sort are true.
15233 (Output_section::set_final_data_size): Call
15234 sort_attached_input_sections if necessary.
15235 (Output_section::Input_section_sort_entry): Define new class.
15236 (Output_section::Input_section_sort_compare::operator()): New
15238 (Output_section::sort_attached_input_sections): New function.
15239 * configure.ac: Check whether the compiler supports constructor
15240 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15241 * testsuite/initpri1.c: New file.
15242 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15243 CONSTRUCTOR_PRIORITY.
15244 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15245 (initpri1_LDFLAGS): New variable.
15246 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15248 2008-03-27 Ian Lance Taylor <iant@google.com>
15250 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15251 * testsuite/common_test_1.c: New file.
15252 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15253 (common_test_1_SOURCES): New variable.
15254 (common_test_1_DEPENDENCIES): New variable.
15255 (common_test_1_LDFLAGS): New variable.
15257 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15258 and commons_ correctly when NAME/VERSION does not override
15260 * testsuite/ver_test_6.c: New file.
15261 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15262 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15263 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15265 2008-03-26 Ian Lance Taylor <iant@google.com>
15267 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15268 of an undefined symbol from a version script.
15269 * testsuite/Makefile.am (ver_test_5.so): New target.
15270 (ver_test_5.o): New target.
15271 (check_SCRIPTS): Add ver_test_5.sh.
15272 (check_DATA): Add ver_test_5.syms.
15273 (ver_test_5.syms): New target.
15274 * testsuite/ver_test_5.cc: New file.
15275 * testsuite/ver_test_5.script: New file.
15276 * testsuite/ver_test_5.sh: New file.
15277 * Makefile.in, testsuite/Makefile.in: Rebuild.
15280 Fix problems building gold with gcc 4.3.0.
15281 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15282 (gold_error_at_location, gold_warning_at_location): Use it.
15283 * configure.ac: Check whether we can compile and use a template
15284 function with a printf attribute.
15285 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15286 when jumping over bytes.
15287 * object.cc: Instantiate Object::read_section_data.
15288 * debug.h: Include <cstring>
15289 * dwarf_reader.cc: Include <algorithm>
15290 * main.cc: Include <cstring>.
15291 * options.cc: Include <cstring>.
15292 * output.cc: Include <cstring>.
15293 * script.cc: Include <cstring>.
15294 * script.h: Include <string>.
15295 * symtab.cc: Include <cstring> and <algorithm>.
15296 * target-select.cc: Include <cstring>.
15297 * version.cc: Include <string>.
15298 * testsuite/testmain.cc: Include <cstdlib>.
15299 * configure, config.in: Rebuild.
15301 2008-03-25 Ian Lance Taylor <iant@google.com>
15303 * options.cc: Include "../bfd/bfdver.h".
15304 (options::help): Print bug reporting address.
15306 * version.cc (print_version): Adjust output for current value of
15307 BFD_VERSION_STRING.
15311 * options.cc (options::help): Print list of supported targets.
15312 * target-select.h: Include <vector>.
15313 (class Target_selector): Make machine_, size_, and is_big_endian_
15314 fields const. Add bfd_name_ and instantiated_target_ fields.
15315 (Target_selector::Target_selector): Add bfd_name parameter.
15316 (Target_selector::recognize): Make non-virtual, call
15318 (Target_selector::recognize_by_name): Make non-virtual, call
15319 do_recognize_by_name.
15320 (Target_selector::supported_names): New function.
15321 (Target_selector::bfd_name): New function.
15322 (Target_selector::do_instantiate_target): New pure virtual
15324 (Target_selector::do_recognize): New virtual function.
15325 (Target_selector::do_recognize_by_name): New virtual function.
15326 (Target_selector::instantiate_target): New private function.
15327 (supported_target_names): Declare.
15328 * target-select.cc (Target_selector::Target_selector): Update for
15329 new parameter and fields.
15330 (select_target_by_name): Check that the name matches before
15331 calling recognize_by_name.
15332 (supported_target_names): New function.
15333 * i386.cc (class Target_selector_i386): Update Target_selector
15334 constructor call. Remove recognize and recognize_by_name. Add
15335 do_instantiate_target.
15336 * x86_64.cc (class Target_selector_x86_64): Likewise.
15337 * testsuite/testfile.cc (class Target_selector_test): Update for
15338 changes to Target_selector.
15340 * README: Rewrite, with some notes on unsupported features.
15342 2008-03-24 Cary Coutant <ccoutant@google.com>
15344 * i386.cc (Target_i386::Got_type): New enum declaration.
15345 (Target_i386::Scan::local): Updated callers of Output_data_got
15347 (Target_i386::Scan::global): Likewise.
15348 (Target_i386::Relocate::relocate): Likewise.
15349 (Target_i386::Relocate::relocate_tls): Likewise.
15350 * object.h (Got_offset_list): New class.
15351 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15352 (Sized_relobj::local_got_offset): Likewise.
15353 (Sized_relobj::set_local_got_offset): Likewise.
15354 (Sized_relobj::local_has_tls_got_offset): Removed.
15355 (Sized_relobj::local_tls_got_offset): Removed.
15356 (Sized_relobj::set_local_tls_got_offset): Removed.
15357 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15358 * output.cc (Output_data_got::add_global): Added got_type parameter.
15359 (Output_data_got::add_global_with_rel): Likewise.
15360 (Output_data_got::add_global_with_rela): Likewise.
15361 (Output_data_got::add_global_pair_with_rel): New function.
15362 (Output_data_got::add_global_pair_with_rela): New function.
15363 (Output_data_got::add_local): Added got_type parameter.
15364 (Output_data_got::add_local_with_rel): Likewise.
15365 (Output_data_got::add_local_with_rela): Likewise.
15366 (Output_data_got::add_local_pair_with_rel): New function.
15367 (Output_data_got::add_local_pair_with_rela): New function.
15368 (Output_data_got::add_global_tls): Removed.
15369 (Output_data_got::add_global_tls_with_rel): Removed.
15370 (Output_data_got::add_global_tls_with_rela): Removed.
15371 (Output_data_got::add_local_tls): Removed.
15372 (Output_data_got::add_local_tls_with_rel): Removed.
15373 (Output_data_got::add_local_tls_with_rela): Removed.
15374 * output.h (Output_data_got::add_global): Added got_type parameter.
15375 (Output_data_got::add_global_with_rel): Likewise.
15376 (Output_data_got::add_global_with_rela): Likewise.
15377 (Output_data_got::add_global_pair_with_rel): New function.
15378 (Output_data_got::add_global_pair_with_rela): New function.
15379 (Output_data_got::add_local): Added got_type parameter.
15380 (Output_data_got::add_local_with_rel): Likewise.
15381 (Output_data_got::add_local_with_rela): Likewise.
15382 (Output_data_got::add_local_pair_with_rel): New function.
15383 (Output_data_got::add_local_pair_with_rela): New function.
15384 (Output_data_got::add_global_tls): Removed.
15385 (Output_data_got::add_global_tls_with_rel): Removed.
15386 (Output_data_got::add_global_tls_with_rela): Removed.
15387 (Output_data_got::add_local_tls): Removed.
15388 (Output_data_got::add_local_tls_with_rel): Removed.
15389 (Output_data_got::add_local_tls_with_rela): Removed.
15390 * resolve.cc (Symbol::override_base_with_special): Removed
15391 reference to has_got_offset_ field.
15392 * symtab.cc (Symbol::init_fields): Replaced initialization
15393 of got_offset_ with got_offsets_. Removed initialization
15395 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15396 (Symbol::got_offset): Likewise.
15397 (Symbol::set_got_offset): Likewise.
15398 (Symbol::has_tls_got_offset): Removed.
15399 (Symbol::tls_got_offset): Removed.
15400 (Symbol::set_tls_got_offset): Removed.
15401 (Symbol::got_offset_): Removed.
15402 (Symbol::tls_mod_got_offset_): Removed.
15403 (Symbol::tls_pair_got_offset_): Removed.
15404 (Symbol::got_offsets_): New field.
15405 (Symbol::has_got_offset): Removed.
15406 (Symbol::has_tls_mod_got_offset): Removed.
15407 (Symbol::has_tls_pair_got_offset): Removed.
15408 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15409 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15411 (Target_x86_64::Scan::global): Likewise.
15412 (Target_x86_64::Relocate::relocate): Likewise.
15413 (Target_x86_64::Relocate::relocate_tls): Likewise.
15415 2008-03-25 Ben Elliston <bje@au.ibm.com>
15417 * yyscript.y: Fix spelling error in comment.
15419 2008-03-24 Ian Lance Taylor <iant@google.com>
15421 * options.h (class General_options): Define build_id option.
15422 * layout.h (class Layout): Declare write_build_id, create_note,
15423 create_build_id. Add build_id_note_ member.
15424 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15425 "libiberty.h", "md5.h", "sha1.h".
15426 (Layout::Layout): Initialize eh_frame_data_,
15427 eh_frame_hdr_section_, and build_id_note_.
15428 (Layout::finalize): Call create_build_id.
15429 (Layout::create_note): New function, broken out of
15430 Layout::create_gold_note.
15431 (Layout::create_gold_note): Call create_note.
15432 (Layout::create_build_id): New function.
15433 (Layout::write_build_id): New function.
15434 (Close_task_runner::run): Call write_build_id.
15436 * x86_64.cc: Correct license to GPLv3.
15438 2008-03-23 Ian Lance Taylor <iant@google.com>
15440 * options.cc: Include "demangle.h".
15441 (parse_optional_string): New function.
15442 (parse_long_option): Handle takes_optional_argument.
15443 (parse_short_option): Update dash_z initializer. Handle
15444 takes_optional_argument.
15445 (General_options::General_options): Initialize do_demangle_.
15446 (General_options::finalize): Set do_demangle_. Handle demangling
15448 * options.h (parse_optional_string): Declare.
15449 (struct One_option): Add optional_arg field. Update constructor.
15450 Update call constructor calls. Add takes_optional_argument
15452 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15453 (DEFINE_optional_string): Define.
15454 (General_options::demangle): Change from DEFINE_bool to
15455 DEFINE_optional_string.
15456 (General_options::no_demangle): New function.
15457 (General_options::do_demangle): New function.
15458 (General_options::set_do_demangle): New function.
15459 (General_options::execstack_status_): Move definition to end of
15461 (General_options::static_): Likewise.
15462 (General_options::do_demangle_): New field.
15463 * object.cc (big_endian>::get_symbol_location_info): Call
15464 Options::do_demangle, not Options::demangle.
15465 * symtab.cc (demangle): Likewise.
15467 2008-03-22 Ian Lance Taylor <iant@google.com>
15469 * gold.h: Include <cstddef> and <sys/types.h>
15470 * options.h: Include <cstring>.
15472 2008-03-21 Ian Lance Taylor <iant@google.com>
15474 * Added source code to GNU binutils.
15476 Copyright (C) 2008-2013 Free Software Foundation, Inc.
15478 Copying and distribution of this file, with or without modification,
15479 are permitted in any medium without royalty provided the copyright
15480 notice and this notice are preserved.
15486 version-control: never