1 2012-08-14 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
4 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
5 (Output_data_glink::add_entry,find_entry): Remove shndx param.
6 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
7 all references to shndx_. Handle special case for R_PPC_PLTREL24
9 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
10 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
11 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
13 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
14 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
16 2012-08-12 Alan Modra <amodra@gmail.com>
18 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
19 (glink insn constants): Use uint32_t.
20 (Output_data_glink::add_entry): Use insert, not [] operator.
22 2012-08-11 Alan Modra <amodra@gmail.com>
24 * object.h (Sized_relobj_file::find_shdr): New function.
25 (Sized_relobj_file::find_special_sections): New function.
26 * object.cc (Sized_relobj_file::find_shdr): New function.
27 (Sized_relobj_file::find_eh_frame): Use find_shdr.
28 (Sized_relobj_file::find_special_sections): New function, split out..
29 (Sized_relobj_file::do_read_symbols): ..from here.
30 * output.h (Output_data_got::replace_constant): New function.
31 (Output_data_got::num_entries): New function.
32 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
33 (Output_data_got::got_offset): Protected rather than private.
34 (Output_data_got::replace_got_entry): New function.
35 * output.cc (Output_data_got::replace_got_entry): New function.
36 * powerpc.cc (class Powerpc_relobj): New.
37 (class Powerpc_relocate_functions): Delete all psymval variants or
38 convert to value,addend type. Delete pcrela, pcrela_unaligned.
39 Implement _ha functions using corresponding _hi function.
40 (Powerpc_relobj::find_special_sections): New function.
41 (Target_powerpc::do_make_elf_object): New function.
42 (class Output_data_got_powerpc): New.
43 (class Output_data_glink): New.
44 (class Powerpc_scan_relocatable_reloc): New.
45 Many more changes througout file.
47 2012-08-09 Nick Clifton <nickc@redhat.com>
49 * po/vi.po: Updated Vietnamese translation.
51 2012-08-07 Ian Lance Taylor <iant@google.com>
53 * layout.cc (Layout::add_target_dynamic_tags): If
54 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
57 2012-07-30 Nick Clifton <nickc@redhat.com>
59 * po/gold.pot: Updated template.
60 * po/es.po: Updated Spanish translation.
62 2012-07-18 Cary Coutant <ccoutant@google.com>
65 * configure.ac: Add check for -gpubnames support.
66 * configure: Regenerate.
67 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
68 support; force -gno-pubnames.
69 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
71 (gdb_index_test_4): New test.
72 * testsuite/Makefile.in: Regenerate.
73 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
74 * testsuite/gdb_index_test_2.sh: Likewise.
75 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
76 * testsuite/gdb_index_test_4.sh: New script.
77 * testsuite/gdb_index_test_comm.sh: New script with common code;
78 don't look for space after colon.
80 2012-07-16 Sriraman Tallam <tmsriram@google.com>
82 * gold.cc (queue_middle_tasks): Update function order only after
83 deferred objects due to plugins are processed.
85 2012-07-11 Ian Lance Taylor <iant@google.com>
87 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
88 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
89 (Target_arm::scan_reloc_for_stub): Likewise.
90 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
91 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
92 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
93 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
94 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
96 2012-07-10 Dodji Seketeli <dodji@redhat.com>
97 Ian Lance Taylor <iant@google.com>
100 * configure.ac: Test whether std::tr1::hash<off_t> works.
101 * gold.h: Add a specialization for std::tr1::hash<off_t> if
103 * output.h (class Output_fill): Add virtual destructor.
104 * configure, config.in: Rebuild.
106 2012-06-22 Roland McGrath <mcgrathr@google.com>
108 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
110 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
112 * plugin.cc (Plugin::load): Handle position independent executables.
114 2012-06-06 Cary Coutant <ccoutant@google.com>
116 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
118 (lines_only_debug_sections): Likewise.
119 (gdb_fast_lookup_sections): New static array.
120 (is_gdb_debug_section): Rename formal parameter.
121 (is_lines_only_debug_section): Likewise.
122 (is_gdb_fast_lookup_section): New function.
123 (Layout::include_section): Check for ".zdebug_" prefix; pass
124 section name suffix to is_gdb_debug_section, et al.; check for
125 fast-lookup sections when building .gdb_index.
126 * options.h (--strip-debug-gdb): Update GDB version number.
128 2012-06-06 Cary Coutant <ccoutant@google.com>
130 * configure.ac: Add check for fallocate.
131 * configure: Regenerate.
132 * config.in: Regenerate.
134 * options.h (class General_options): Add --mmap-output-file and
135 --posix-fallocate options.
136 * output.cc: (posix_fallocate): Remove; replace with...
137 (gold_fallocate): New function.
138 (Output_file::map_no_anonymous): Call gold_fallocate.
139 (Output_file::map): Check --mmap-output-file option.
141 2012-06-05 Jing Yu <jingyu@google.com>
143 * gold.h (textdomain): Add do {} to empty while(0).
144 (bindtextdomain): Likewise.
146 2012-06-04 Cary Coutant <ccoutant@google.com>
148 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
151 2012-05-25 Sriraman Tallam <tmsriram@google.com>
153 * symtab.cc (Symbol_table::define_special_symbol):
154 Initialize *poldsym to prevent uninitialized variable errors.
156 2012-05-23 Cary Coutant <ccoutant@google.com>
158 * layout.cc (Layout::section_name_mapping): Add rules to handle
159 exact match on .data.rel.ro.local or .data.rel.ro.
160 (Layout::output_section_name): Check for exact matches.
162 2012-05-23 Cary Coutant <ccoutant@google.com>
164 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
167 2012-05-22 Cary Coutant <ccoutant@google.com>
169 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
170 object before exporting symbol.
172 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
174 * testsuite/tls_test.cc: Include "config.h" first.
175 * testsuite/tls_test_c.c: Likewise.
177 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
178 Nick Clifton <nickc@redhat.com>
181 * configure.in: Add check that sysdep.h has been included before
182 any system header files.
183 * configure: Regenerate.
184 * config.in: Regenerate.
186 2012-05-14 Cary Coutant <ccoutant@google.com>
188 * layout.cc (Layout::make_output_section): Mark .tdata section
190 * testsuite/relro_test.cc: Add a TLS variable.
192 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
195 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
196 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
199 2012-05-08 Cary Coutant <ccoutant@google.com>
201 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
202 (lines_only_debug_sections): Likewise.
204 2012-05-02 Roland McGrath <mcgrathr@google.com>
208 * Makefile.am (CCFILES, HFILES): Add them.
209 * Makefile.in: Regenerate.
210 * i386.cc (Output_data_plt_i386_nacl): New class.
211 (Output_data_plt_i386_nacl_exec): New class.
212 (Output_data_plt_i386_nacl_dyn): New class.
213 (Target_i386_nacl): New class.
214 (Target_selector_i386_nacl): New class.
215 (target_selector_i386): Use it instead of Target_selector_i386.
216 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
217 (Target_x86_64_nacl): New class.
218 (Target_selector_x86_64_nacl): New class.
219 (target_selector_x86_64, target_selector_x32): Use it instead of
220 Target_selector_x86_64.
221 * arm.cc (Output_data_plt_arm_nacl): New class.
222 (Target_arm_nacl): New class.
223 (Target_selector_arm_nacl): New class.
224 (target_selector_arm, target_selector_armbe): Use it instead of
227 * target-select.cc (select_target): Take new Input_file* and off_t
228 arguments, pass them on to recognize method of selector.
229 * object.cc (make_elf_sized_object): Update caller.
230 * parameters.cc (parameters_force_valid_target): Likewise.
231 * incremental.cc (make_sized_incremental_binary): Likewise.
232 * target-select.h: Update decl.
233 (Target_selector::recognize): Take new Input_file* argument,
234 pass it on to do_recognize.
235 (Target_selector::do_recognize): Take new Input_file* argument.
236 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
237 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
238 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
239 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
241 * target.h (Target::Target_info): New members isolate_execinstr
243 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
244 * arm.cc (Target_arm::arm_info): Update initializer.
245 * i386.cc (Target_i386::i386_info): Likewise.
246 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
247 * sparc.cc (Target_sparc::sparc_info): Likewise.
248 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
249 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
250 * layout.cc (Layout::attach_allocated_section_to_segment):
251 Take new const Target* argument. If target->isolate_execinstr(), act
253 (Layout::find_first_load_seg): Take new const Target* argument;
254 if target->isolate_execinstr(), reject PF_X segments.
255 (Layout::relaxation_loop_body): Update caller.
256 (Layout::set_segment_offsets): If target->isolate_execinstr(),
257 reset file offset to zero when we hit LOAD_SEG, and then do a second
258 loop over the segments before LOAD_SEG to reassign offsets after
259 addresses have been determined. Handle target->rosegment_gap().
260 (Layout::attach_section_to_segment): Take new const Target* argument;
261 pass it to attach_allocated_section_to_segment.
262 (Layout::make_output_section): Update caller.
263 (Layout::attach_sections_to_segments): Take new const Target* argument;
264 pass it to attach_section_to_segment.
265 * gold.cc (queue_middle_tasks): Update caller.
266 * layout.h (Layout): Update method decls with new arguments.
268 * arm.cc (Target_arm::Target_arm): Take optional argument for the
269 Target_info pointer to use.
270 (Target_arm::do_make_data_plt): New virtual method.
271 (Target_arm::make_data_plt): New method that calls it.
272 (Target_arm::make_plt_entry): Use it.
273 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
274 for the section alignment.
275 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
277 (Output_data_plt_arm::first_plt_entry_offset): Call it.
278 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
280 (Output_data_plt_arm::get_plt_entry_size): Call it.
281 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
282 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
283 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
285 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
286 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
287 method instead of sizeof(plt_entry).
288 (Output_data_plt_arm::add_entry): Likewise.
289 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
290 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
292 (Target_arm::plt_entry_size): Likewise.
293 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
295 (Output_data_plt_arm_standard): ... here, new class.
296 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
297 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
298 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
300 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
301 Take additional argument for the PLT entry size.
302 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
303 Use get_plt_entry_size method rather than plt_entry_size variable.
304 (Output_data_plt_x86_64::reserve_slot): Likewise.
305 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
306 (Output_data_plt_x86_64::add_entry): Likewise.
307 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
308 (Output_data_plt_x86_64::address_for_global): Likewise.
309 (Output_data_plt_x86_64::address_for_local): Likewise.
310 (Output_data_plt_x86_64::set_final_data_size): Likewise.
311 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
312 Make method non-static.
313 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
315 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
316 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
317 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
318 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
320 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
321 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
323 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
324 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
326 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
327 (Output_data_plt_x86_64::plt_entry_size)
328 (Output_data_plt_x86_64::first_plt_entry)
329 (Output_data_plt_x86_64::plt_entry)
330 (Output_data_plt_x86_64::tlsdesc_plt_entry)
331 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
332 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
333 (Output_data_plt_x86_64_standard): ... here, new class.
334 (Target_x86_64::Target_x86_64): Take optional argument for the
335 Target_info pointer to use.
336 (Target_x86_64::do_make_data_plt): New virtual method.
337 (Target_x86_64::make_data_plt): New method to call it.
338 (Target_x86_64::init_got_plt_for_update): Use that.
339 Call this->plt_->add_eh_frame method here.
340 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
341 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
342 rather than static method.
343 (Target_x86_64::plt_entry_size): Likewise.
344 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
345 rather than plt_entry_size variable. Move guts of PLT filling to...
346 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
347 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
348 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
350 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
351 additional argument for the section alignment.
352 Don't do add_eh_frame_for_plt here.
353 (Output_data_plt_i386::first_plt_entry_offset): Make the method
354 non-static. Use get_plt_entry_size method rather than plt_entry_size
356 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
358 (Output_data_plt_i386::get_plt_entry_size): Call it.
359 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
360 (Output_data_plt_i386::add_eh_frame): New method to call it.
361 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
363 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
364 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
366 (Output_data_plt_i386::fill_plt_entry): New method to call it.
367 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
368 method instead of plt_entry_size.
369 (Output_data_plt_i386::plt_entry_size)
370 (Output_data_plt_i386::plt_eh_frame_fde_size)
371 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
372 (Output_data_plt_i386_standard): ... here, new class.
373 (Output_data_plt_i386_exec): New class.
374 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
375 (Output_data_plt_i386_exec::first_plt_entry): ... here.
376 (Output_data_plt_i386::exec_plt_entry): Move to ...
377 (Output_data_plt_i386_exec::plt_entry): ... here.
378 (Output_data_plt_i386_dyn): New class.
379 (Output_data_plt_i386::first_plt_entry): Move to ...
380 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
381 (Output_data_plt_i386::dyn_plt_entry): Move to ...
382 (Output_data_plt_i386_dyn::plt_entry): ... here.
383 (Target_i386::Target_i386): Take optional argument for the Target_info
385 (Target_i386::do_make_data_plt): New virtual method.
386 (Target_i386::make_data_plt): New method to call it.
387 (Target_i386::make_plt_section): Use that.
388 Call this->plt_->add_eh_frame method here.
389 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
390 rather than plt_entry_size variable.
391 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
392 (Output_data_plt_i386::address_for_local): Likewise.
393 (Output_data_plt_i386::do_write): Likewise.
394 Move guts of PLT filling to...
395 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
396 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
397 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
398 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
400 2012-05-01 Cary Coutant <ccoutant@google.com>
402 * dwarf_reader.cc (Dwarf_die::read_attributes)
403 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
404 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
405 * reduced_debug_output.cc
406 (Output_reduced_debug_info_section::get_die_end): Remove
407 DW_FORM_GNU_ref_index. Add default case.
409 2012-04-26 Mark Wielaard <mjw@redhat.com>
411 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
412 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
413 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
414 DW_AT_high_pc as offset from DW_AT_low_pc.
416 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
417 * testsuite/Makefile.in: Regenerate.
418 * testsuite/gdb_index_test_3.c: New test source file.
419 * testsuite/gdb_index_test_3.sh: New test source file.
421 2012-04-25 Ian Lance Taylor <iant@google.com>
423 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
425 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
426 as a class, not a struct.
427 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
428 (Target_arm::apply_cortex_a8_workaround): Likewise.
429 * gc.h: Declare Reloc_types as a struct, not a class.
430 * object.h: Declare Symbols_data as a struct.
431 * reloc.h: Declare Read_relocs_data as a struct.
432 * target.h: Declare Relocate_info as a struct.
434 2012-04-24 David S. Miller <davem@davemloft.net>
436 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
437 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
440 2012-04-24 Cary Coutant <ccoutant@google.com>
442 * incremental-dump.cc (find_input_containing_global): Replace
443 magic number with symbolic constant.
444 (dump_incremental_inputs): Update version number.
445 * incremental.cc (Output_section_incremental_inputs): Update version
446 number; import symbolic constants from Incremental_inputs_reader.
447 (Incremental_inputs::create_data_sections): Align relocations
448 section correctly for 64-bit targets.
449 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
450 constants; add padding.
451 (Output_section_incremental_inputs::write_header): Add assert for
453 (Output_section_incremental_inputs::write_input_files): Add assert
454 for input_entry_size.
455 (Output_section_incremental_inputs::write_info_blocks): Add padding;
456 add assert for object_info_size, input_section_entry_size,
457 global_sym_entry_size.
458 * incremental.h (Incremental_inputs_reader): Add symbolic constants
459 for data structure sizes; use them.
460 (Incremental_input_entry_reader): Import symbolic constants from
461 Incremental_inputs_reader; use them.
463 2012-04-23 David S. Miller <davem@davemloft.net>
465 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
467 (Target_sparc::Target_sparc): Initialize new fields.
468 (Target_sparc::do_make_elf_object): New function.
469 (Target_sparc::do_adjust_elf_header): New function.
471 2012-04-23 Cary Coutant <ccoutant@google.com>
473 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
474 CU range table of gdb index.
476 2012-04-20 David S. Miller <davem@davemloft.net>
478 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
481 2012-04-16 David S. Miller <davem@davemloft.net>
483 * sparc.cc (Target_sparc::got_address): New function.
484 (Sparc_relocate_functions::gdop_hix22): New function.
485 (Sparc_relocate_functions::gdop_lox10): New function.
486 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
488 (Target_sparc::Scan::local): Likewise if the global symbol is not
489 preemptible and is not IFUNC.
490 (Target_sparc::Relocate::relocate): Perform GOTDATA code
491 transformations for local and non-preemptible non-IFUNC global
494 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
495 writing out 64-bit part of ranges.
497 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
498 -fpic and -fpie respectively.
499 * Makefile.in: Regenerate.
501 * sparc.cc (class Target_sparc): Add rela_ifunc_.
502 (Target_sparc::Target_sparc): Initialize new field.
503 (Target_sparc::do_plt_section_for_global): New function.
504 (Target_sparc::do_plt_section_for_local): New function.
505 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
506 (Target_sparc::make_plt_section): New function, broken out of
507 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
508 (Target_sparc::make_plt_entry): Call make_plt_section.
509 (Target_sparc::make_local_ifunc_plt_entry): New function.
510 (Target_sparc::rela_ifunc_section): New function.
511 (Target_sparc::plt_section): Remove const.
512 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
513 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
514 and ifunc_count_ fields.
515 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
516 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
517 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
518 (Output_data_plt_sparc::rela_ifunc): New function.
519 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
520 (Output_data_plt_sparc::has_ifunc_section): New function.
521 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
522 (Output_data_plt_sparc::address_for_global): New function.
523 (Output_data_plt_sparc::address_for_local): New function.
524 (Output_data_plt_sparc::plt_index_to_offset): New function.
525 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
527 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
529 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
530 R_SPARC_JMP_IREL to switch.
531 (Target_sparc::Scan::check_non_pic): Likewise.
532 (Target_sparc::Scan::local): Handle IFUNC symbols.
533 (Target_sparc::Scan::local): Likewise.
534 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
535 and plt_address_for_local.
536 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
537 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
539 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
540 (class Output_data_reloc): Adjust calls to Output_reloc_type.
541 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
542 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
544 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
545 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
547 * sparc.cc (Target_sparc::Scan::global): Likewise.
548 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
550 2012-04-16 Cary Coutant <ccoutant@google.com>
552 * archive.cc (Library_base::should_include_member): Check for
553 --export-dynamic-symbol.
554 * options.h (class General_options): Add --export-dynamic-symbol.
555 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
556 --export-dynamic-symbol.
557 (Symbol_table::gc_mark_undef_symbols): Likewise.
558 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
560 2012-04-12 David S. Miller <davem@davemloft.net>
562 * sparc.cc (Reloc::wdisp10): New relocation method.
563 (Reloc::h34): Likewise.
564 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
565 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
567 (Target_sparc::Scan::local): Likewise.
568 (Target_sparc::Scan::global): Likewise.
569 (Target_sparc::Relocate::relocate): Likewise.
571 2012-04-09 Cary Coutant <ccoutant@google.com>
573 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
576 2012-04-06 Ian Lance Taylor <iant@google.com>
578 * timer.cc: #include <unistd.h>.
580 2012-04-06 Roland McGrath <mcgrathr@google.com>
582 * configure.in (AC_CHECK_HEADERS): Add locale.h.
583 * config.in: Regenerate.
584 * configure: Regenerate.
586 2012-04-05 Nick Clifton <nickc@redhat.com>
588 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
589 (AM_LC_MESSAGES): Add.
590 * aclocal.m4: Regenerate.
591 * config.in: Regenerate.
592 * configure: Regenerate.
594 2012-03-21 Cary Coutant <ccoutant@google.com>
596 * Makefile.am: Add gdb-index.cc, gdb-index.h.
597 * Makefile.in: Regenerate.
598 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
599 (Sized_elf_reloc_mapper::symbol_section): New function.
600 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
601 (make_elf_reloc_mapper): New function.
602 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
603 (Dwarf_abbrev_table::do_read_abbrevs): New function.
604 (Dwarf_abbrev_table::do_get_abbrev): New function.
605 (Dwarf_ranges_table::read_ranges_table): New function.
606 (Dwarf_ranges_table::read_range_list): New function.
607 (Dwarf_pubnames_table::read_section): New function.
608 (Dwarf_pubnames_table::read_header): New function.
609 (Dwarf_pubnames_table::next_name): New function.
610 (Dwarf_die::Dwarf_die): New function.
611 (Dwarf_die::read_attributes): New function.
612 (Dwarf_die::skip_attributes): New function.
613 (Dwarf_die::set_name): New function.
614 (Dwarf_die::set_linkage_name): New function.
615 (Dwarf_die::attribute): New function.
616 (Dwarf_die::string_attribute): New function.
617 (Dwarf_die::int_attribute): New function.
618 (Dwarf_die::uint_attribute): New function.
619 (Dwarf_die::ref_attribute): New function.
620 (Dwarf_die::child_offset): New function.
621 (Dwarf_die::sibling_offset): New function.
622 (Dwarf_info_reader::check_buffer): New function.
623 (Dwarf_info_reader::parse): New function.
624 (Dwarf_info_reader::do_parse): New function.
625 (Dwarf_info_reader::do_read_string_table): New function.
626 (Dwarf_info_reader::lookup_reloc): New function.
627 (Dwarf_info_reader::get_string): New function.
628 (Dwarf_info_reader::visit_compilation_unit): New function.
629 (Dwarf_info_reader::visit_type_unit): New function.
630 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
631 Sized_elf_reloc_mapper.
632 (Sized_dwarf_line_info::symbol_section): Remove function.
633 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
634 (Sized_dwarf_line_info::read_line_mappings): Remove object
635 parameter, adjust callers.
636 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
637 * dwarf_reader.h: Include <sys/types.h>.
638 (class Track_relocs): Remove forward declaration.
639 (class Elf_reloc_mapper): New class.
640 (class Sized_elf_reloc_mapper): New class.
641 (class Dwarf_abbrev_table): New class.
642 (class Dwarf_range_list): New class.
643 (class Dwarf_ranges_table): New class.
644 (class Dwarf_pubnames_table): New class.
645 (class Dwarf_die): New class.
646 (class Dwarf_info_reader): New class.
647 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
648 (Sized_dwarf_line_info::symbol_section): Remove member function.
649 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
651 * gdb-index.cc: New source file.
652 * gdb-index.h: New source file.
653 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
654 and .debug_types sections, call Layout::add_to_gdb_index.
655 (Sized_relobj_incr::do_section_name): Implement.
656 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
657 return type; Implement.
658 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
660 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
661 parameter list and return type.
662 (Sized_incr_dynobj::do_section_contents): Likewise.
663 * layout.cc: Include gdb-index.h.
664 (Layout::Layout): Initialize gdb_index_data_.
665 (Layout::init_fixed_output_section): Check for .gdb_index section.
666 (Layout::add_to_gdb_index): New function. Instantiate.
667 * layout.h: Add forward declaration for class Gdb_index.
668 (Layout::add_to_gdb_index): New member function.
669 (Layout::gdb_index_data_): New data member.
670 * main.cc: Include gdb-index.h.
671 (main): Print statistics for gdb index.
672 * object.cc (Object::section_contents): Move code into
674 (need_decompressed_section): Check for sections needed when building
676 (build_compressed_section_map): Likewise.
677 (Sized_relobj_file::do_read_symbols): Need local symbols when building
679 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
680 sections; call Layout::add_to_gdb_index.
681 (Sized_relobj_file::do_decompressed_section_contents): Call
682 do_section_contents directly.
683 * object.h (Object::do_section_contents): Adjust parameter list and
685 (Object::do_decompressed_section_contents): Call do_section_contents
687 (Sized_relobj_file::do_section_contents): Adjust parameter list and
689 * options.h (class General_options): Add --gdb-index option.
690 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
691 list and return type.
692 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
693 * reloc.h (Track_relocs::checkpoint): New function.
694 (Track_relocs::reset): New function.
696 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
698 * testsuite/Makefile.in: Regenerate.
699 * testsuite/gdb_index_test.cc: New test source file.
700 * testsuite/gdb_index_test_1.sh: New test source file.
701 * testsuite/gdb_index_test_2.sh: New test source file.
703 2012-03-19 Doug Kwan <dougkwan@google.com>
705 * arm.cc (Target_arm::do_define_standard_symbols): New method.
706 (Target_arm::do_finalize_sections): Remove code which defines
707 __exidx_start and __exidx_end. Make symbol table parameter
708 anonymous as it is not used.
709 * gold.cc (queue_middle_tasks): Call target hook to define any
710 target-specific symbols.
711 * target.h (Target::define_standard_symbols): New method.
712 (Target::do_define_standard_symbols): Same.
713 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
714 * testsuite/Makefile.in: Regenerate.
715 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
717 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
718 relocations are generated for __exidx_start and __exidx_end.
720 2012-03-16 Doug Kwan <dougkwan@google.com>
722 * testsuite/Makefile.am: Disable test initpri3b.
723 * testsuite/Makefile.in: Regenerate.
725 2012-03-15 Doug Kwan <dougkwan@google.com>
727 * arm.cc (Target_arm::got_section): Make .got section read-only
730 2012-03-15 Ian Lance Taylor <iant@google.com>
733 * layout.cc (Layout::make_output_section): Correctly mark
734 SHT_INIT_ARRAY, et. al., as relro.
736 2012-03-14 Doug Kwan <dougkwan@google.com>
738 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
739 dynamic relocations for protected symbols in shared objects.
741 2012-03-13 Ian Lance Taylor <iant@google.com>
743 * resolve.cc (Symbol_table::resolve): When merging common symbols,
744 keep the larger alignment.
746 2012-03-12 Cary Coutant <ccoutant@google.com>
748 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
749 handling of DW_LNE_define_file.
751 2012-03-12 Cary Coutant <ccoutant@google.com>
753 * reduced_debug_output.cc
754 (Output_reduced_debug_info_section::get_die_end): Add new FORM
757 2012-02-29 Cary Coutant <ccoutant@google.com>
759 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
761 2012-02-29 Cary Coutant <ccoutant@google.com>
763 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
764 Call Object::decompressed_section_contents.
765 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
767 (Sized_dwarf_line_info::buffer_start_): New data member.
768 * merge.cc (Output_merge_data::do_add_input_section): Call
769 Object::decompressed_section_contents.
770 (Output_merge_string::do_add_input_section): Likewise.
771 * object.cc (need_decompressed_section): New function.
772 (build_compressed_section_map): Decompress sections needed later.
773 (Sized_relobj_file::do_decompressed_section_contents): New function.
774 (Sized_relobj_file::do_discard_decompressed_sections): New function.
775 * object.h (Object::decompressed_section_contents): New function.
776 (Object::discard_decompressed_sections): New function.
777 (Object::do_decompressed_section_contents): New function.
778 (Object::do_discard_decompressed_sections): New function.
779 (Compressed_section_info): New type.
780 (Compressed_section_map): Include decompressed section contents.
781 (Sized_relobj_file::do_decompressed_section_contents): New function.
782 (Sized_relobj_file::do_discard_decompressed_sections): New function.
784 2012-02-16 Cary Coutant <ccoutant@google.com>
786 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
787 * testsuite/Makefile.in: Regenerate.
789 2012-02-14 Cary Coutant <ccoutant@google.com>
791 * options.cc (General_options::finalize): Disallow -pie and -static.
793 2012-02-03 Doug Kwan <dougkwan@google.com>
795 * arm.cc (Arm_relocate_functions::abs8,
796 Arm_relocate_functions::abs16): Use
797 Bits::has_signed_unsigned_overflow32.
798 (Arm_relocate_functions::thm_abs8): Correct range of
800 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
803 2012-02-02 Doug Kwan <dougkwan@google.com>
805 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
806 position independent outputs, not just shared objects.
808 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
810 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
811 * configure: Regenerated.
813 2012-01-27 Ian Lance Taylor <iant@google.com>
815 * reloc.h (Bits): New class with static functions, copied from
816 namespace utils in arm.cc.
817 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
820 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
822 * incremental.cc (write_info_blocks): Correct relocation offset.
824 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
826 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
827 (Relocate::tls_gd_to_le): Likewise.
829 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
831 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
833 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
835 * configure.ac: Check if -mcmodel=medium works.
836 * configure: Regenerated.
838 2012-01-24 Cary Coutant <ccoutant@google.com>
840 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
842 (read_unsigned_LEB_128_x): ... this new function.
843 (read_signed_LEB_128): Replaced with inline definition and ...
844 (read_signed_LEB_128_x): ... this new function.
845 * int_encoding.h (read_unsigned_LEB_128_x): New function.
846 (read_unsigned_LEB_128): Add inline definition.
847 (read_signed_LEB_128_x): New function.
848 (read_signed_LEB_128): Add inline definition.
849 * testsuite/Makefile.am (leb128_unittest): New unit test.
850 * testsuite/Makefile.in: Regenerate.
851 * testsuite/leb128_unittest.cc: New unit test.
853 2012-01-23 Ian Lance Taylor <iant@google.com>
856 * i386.cc (Target_i386::do_code_fill): When using a jmp
857 instruction, pad with nop instructions.
858 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
860 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
862 * x86_64.cc (gc_process_relocs): Add typename on types used in
864 (scan_relocs): Likewise.
865 (relocate_section): Likewise.
866 (apply_relocation): Likewise.
868 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
870 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
871 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
874 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
876 * x86_64.cc: Initial support for x32.
878 2012-01-03 Cary Coutant <ccoutant@google.com>
880 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
881 Use abstract base class for GOT.
882 * gold/output.h (class Output_data_got_base): New abstract base class.
883 (class Output_data_got): Derive from new base class, adjust ctors.
884 (Output_data_got::reserve_slot): Make virtual; rename to
885 do_reserve_slot; Adjust callers.
886 * gold/target.h (Sized_target::init_got_plt_for_update): Return
887 pointer to abstract base class.
888 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
890 2011-12-18 Ian Lance Taylor <iant@google.com>
892 * object.h (Relobj::local_symbol_value): New function.
893 (Relobj::local_plt_offset): New function.
894 (Relobj::local_has_got_offset): New function.
895 (Relobj::local_got_offset): New function.
896 (Relobj::set_local_got_offset): New function.
897 (Relobj::do_local_symbol_value): New pure virtual function.
898 (Relobj::do_local_plt_offset): Likewise.
899 (Relobj::do_local_has_got_offset): Likewise.
900 (Relobj::do_local_got_offset): Likewise.
901 (Relobj::do_set_local_got_offset): Likewise.
902 (Sized_relobj::do_local_has_got_offset): Rename from
903 local_has_got_offset.
904 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
905 (Sized_relobj::do_set_local_got_offset): Rename from
906 set_local_got_offset.
907 (Sized_relobj_file::do_local_plt_offset): Rename from
909 (Sized_relobj_file::do_local_symbol_value): New function.
910 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
912 * output.cc (Output_data_got::Got_entry::write): Change object to
913 Relobj. Use local_symbol_value.
914 (Output_data_got::add_global_with_rel): Change rel_dyn to
915 Output_data_reloc_generic*. Use add_global_generic.
916 (Output_data_got::add_global_with_rela): Remove. Change all
917 callers to use add_global_with_rel.
918 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
919 Output_data_reloc_generic*. Use add_global_generic.
920 (Output_data_got::add_global_pair_with_rela): Remove. Change all
921 callers to use add_global_pair_with_rel.
922 (Output_data_got::add_local): Change object to Relobj*.
923 (Output_data_got::add_local_plt): Likewise.
924 (Output_data_got::add_local_with_rel): Change object to Relobj*,
925 change rel_dyn to Output_data_reloc_generic*. Use
927 (Output_data_got::add_local_with_rela): Remove. Change all
928 callers to use all_local_with_rel.
929 (Output_data_got::add_local_pair_with_rel): Change object to
930 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
931 add_output_section_generic.
932 (Output_data_got::add_local_pair_with_rela): Remove. Change all
933 callers to use add_local_pair_with_rel.
934 (Output_data_got::reserve_local): Change object to Relobj*.
935 * output.h: (class Output_data_reloc_generic): Add pure virtual
936 declarations for add_global_generic, add_local_generic,
937 add_output_section_generic.
938 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
939 functions for Output_data_reloc_generic. Update declarations for
940 changes listed in output.cc.
941 (class Output_data_got): Change template parameter to got_size.
942 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
943 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
945 (Sized_relobj_incr::do_local_plt_offset): New function.
946 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
949 2011-12-17 Cary Coutant <ccoutant@google.com>
951 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
952 * resolve.cc (Symbol_table::resolve): Likewise.
953 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
955 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
957 2011-12-16 Ian Lance Taylor <iant@google.com>
959 * output.h (Output_data_reloc_generic::add): Only call
960 add_dynamic_reloc if this is a dynamic reloc section.
962 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
965 * target-reloc.h (apply_relocation): Replace <64, false> with
968 2011-11-25 Nick Clifton <nickc@redhat.com>
970 * po/it.po: New Italian translation.
972 2011-11-17 Sterling Augustine <saugustine@google.com>
974 * script.cc (script_include_directive): Implement.
975 (read_script_file): New local variables name and search_path. Update
976 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
977 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
978 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
980 2011-11-11 Sterling Augustine <saugustine@google.com>
982 * yyscript.y (section_cmd): Add support for INCLUDE directive.
983 (file_or_sections_cmd): Likewise.
985 2011-11-11 Doug Kwan <dougkwan@google.com>
987 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
988 if --just-symbols is given.
990 2011-11-10 Doug Kwan <dougkwan@google.com>
993 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
994 when processing data relocs.
995 * reloc.h (Relocate_functions::rel_unaligned): New method.
996 (Relocate_functions::pcrel_unaligned): Ditto.
997 (Relocate_functions::rel32_unaligned): Ditto.
998 (Relocate_functions::pcrel32_unaligned): Ditto.
1000 2011-11-09 Doug Kwan <dougkwan@google.com>
1003 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1004 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1005 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1006 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1007 (Relocate_functions::rel_unaligned): New.
1008 (Relocate_functions::rel32_unaligned): New.
1009 * target-reloc.h (relocate_for_relocatable): Add code to handle
1010 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1011 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1012 arm_unaligned_reloc_r): New targets.
1013 * testsuite/Makefile.in: Regenerate.
1014 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1017 2011-11-02 Ian Lance Taylor <iant@google.com>
1019 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1021 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1022 * options.cc (General_options::finalize): Use library search path
1023 from configure script if specified. If not native and no sysroot,
1024 only search TOOLLIBDIR.
1025 * options.h (Search_directory::Search_directory): Change name to
1027 (General_options::add_to_library_path_with_sysroot): Change arg to
1029 * configure, Makefile.in, config.in: Rebuild.
1031 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1033 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1034 we are working around the ARM1176 Erratum.
1035 * options.h (General_options::fix_arm1176): Add option.
1036 * testsuite/Makefile.am: Add testcases, and keep current ones
1038 * testsuite/Makefile.in: Regenerate.
1039 * testsuite/arm_fix_1176.s: New file.
1040 * testsuite/arm_fix_1176.sh: Likewise.
1042 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1044 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1046 (Target_arm::may_use_blx): Remove method.
1047 (Target_arm::set_may_use_blx): Likewise.
1048 (Target_arm::may_use_v4t_interworking): New method.
1049 (Target_arm::may_use_v5t_interworking): Likewise.
1050 (Target_arm::may_use_blx_): Remove member variable.
1051 (Arm_relocate_functions::arm_branch_common): Check for v5T
1053 (Arm_relocate_functions::thumb_branch_common): Likewise.
1054 (Reloc_stub::stub_type_for_reloc): Likewise.
1055 (Target_arm::do_finalize_sections): Correct interworking checks.
1056 * testsuite/Makefile.am: Add new tests.
1057 * testsuite/Makefile.in: Regenerate.
1058 * testsuite/arm_farcall_arm_arm.s: New test.
1059 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1060 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1061 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1062 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1063 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1064 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1065 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1067 2011-10-31 Cary Coutant <ccoutant@google.com>
1070 * expression.cc (Expression::eval_with_dot): Add
1071 is_section_dot_assignment parameter.
1072 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1073 absolute and assigning to dot within a section.
1074 * script-sections.cc
1075 (Output_section_element_assignment::set_section_addresses): Pass
1076 dot_section to set_if_absolute.
1077 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1078 as is_section_dot_assignment flag to eval_with_dot.
1079 (Output_section_element_dot_assignment::set_section_addresses):
1081 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1082 parameter. Also set value if relative to dot_section; set the
1083 symbol's output_section.
1084 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1085 parameter. Adjust all callers.
1086 (Expression::eval_maybe_dot): Likewise.
1087 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1089 * testsuite/script_test_2.t: Test assignment of an absolute value
1090 to dot within an output section element.
1092 2011-10-31 Cary Coutant <ccoutant@google.com>
1094 * options.h (class General_options): Add --[no-]gnu-unique options.
1095 * symtab.cc (Symbol_table::sized_write_globals): Convert
1096 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1098 2011-10-31 Cary Coutant <ccoutant@google.com>
1101 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1102 unnecessary assertion.
1103 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1105 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1107 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1109 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1111 Change to just keep the section associated with symbol.
1112 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1113 they are externally visible and --export-dynamic is turned on.
1114 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1116 2011-10-19 Ian Lance Taylor <iant@google.com>
1119 * script-sections.cc
1120 (Output_section_element_dot_assignment::needs_output_section): New
1123 2011-10-19 Ian Lance Taylor <iant@google.com>
1126 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1127 --section-start option was seen.
1128 * options.h (General_options::any_section_start): New function.
1130 2011-10-18 David S. Miller <davem@davemloft.net>
1133 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1134 member to track relocation locations that have moved during TLS
1135 reloc optimizations.
1136 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1137 (Target_sparc::Relocate::relocate): Adjust view down by 4
1138 bytes if it matches reloc_adjust_addr_.
1139 (Target_sparc::Relocate::relocate_tls): Always move the
1140 __tls_get_addr call delay slot instruction forward 4 bytes when
1141 performing relaxation.
1143 2011-10-18 Cary Coutant <ccoutant@google.com>
1145 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1146 (Output_file::map_no_anonymous): Check for non-zero
1147 return code from posix_fallocate.
1149 2011-10-17 Cary Coutant <ccoutant@google.com>
1152 * plugin.cc (is_visible_from_outside): Check for symbols
1153 referenced from dynamic objects.
1154 * resolve.cc (Symbol_table::resolve): Don't count references
1155 from dynamic objects as references from real ELF files.
1156 * testsuite/plugin_test_2.sh: Adjust expected result.
1158 2011-10-17 Cary Coutant <ccoutant@google.com>
1160 * gold.cc: Include timer.h.
1161 (queue_middle_tasks): Stamp time.
1162 (queue_final_tasks): Likewise.
1163 * main.cc (main): Store timer in parameters. Print timers
1165 * parameters.cc (Parameters::Parameters): Initialize timer_.
1166 (Parameters::set_timer): New function.
1167 (set_parameters_timer): New function.
1168 * parameters.h (Parameters::set_timer): New function.
1169 (Parameters::timer): New function.
1170 (Parameters::timer_): New data member.
1171 (set_parameters_timer): New function.
1172 * timer.cc (Timer::stamp): New function.
1173 (Timer::get_pass_time): New function.
1174 * timer.h (Timer::stamp): New function.
1175 (Timer::get_pass_time): New function.
1176 (Timer::pass_times_): New data member.
1178 2011-10-17 Cary Coutant <ccoutant@google.com>
1180 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1181 task for members of lib groups.
1183 2011-10-17 Cary Coutant <ccoutant@google.com>
1186 * fileread.cc (File_read::find_view): Add assert.
1187 (File_read::make_view): Move bounds check (replace with assert)...
1188 (File_read::find_or_make_view): ... to here.
1190 2011-10-12 Cary Coutant <ccoutant@google.com>
1192 * output.cc (Output_file::open_base_file): Handle case where
1193 ::read returns less than requested size.
1195 2011-10-10 Cary Coutant <ccoutant@google.com>
1197 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1198 Initialize defined_count_.
1199 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1200 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1201 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1202 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1203 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1204 * incremental.h (Sized_relobj_incr::defined_count_): New data
1206 (Sized_incr_dynobj::defined_count_): New data member.
1207 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1208 Return zeroes instead of internal error.
1210 2011-10-10 Cary Coutant <ccoutant@google.com>
1213 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1214 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1215 * output.h (class Output_reloc): Add use_plt_offset flag.
1216 (Output_reloc::type_): Adjust size of bit field.
1217 (Output_reloc::use_plt_offset_): New bit field.
1218 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1219 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1220 flag. Adjust all callers.
1221 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1222 creating RELATIVE relocations.
1224 2011-10-10 Nick Clifton <nickc@redhat.com>
1226 * po/es.po: Updated Spanish translation.
1227 * po/fi.po: Updated Finnish translation.
1229 2011-10-03 Diego Novillo <dnovillo@google.com>
1231 * options.cc (parse_uint): Fix dereference of RETVAL.
1233 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1235 * layout.h (section_order_map_): New member.
1236 (get_section_order_map): New member function.
1237 * output.cc (Output_section::add_input_section): Check for patterns
1238 only when --section-ordering-file is specified.
1239 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1240 output_sections have been formed.
1241 * layout.cc (Layout_Layout): Initialize section_order_map_.
1242 * plugin.cc (update_section_order): Store order in order_map. Do not
1244 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1245 * testsuite/Makefile.in: Regenerate.
1246 * testsuite/plugin_section_order.c: New file.
1247 * testsuite/plugin_final_layout.cc: New file.
1248 * testsuite/plugin_final_layout.sh: New file.
1250 2011-09-29 Cary Coutant <ccoutant@google.com>
1252 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1254 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1255 symbols during incremental update.
1256 (Symbol_table::add_from_dynobj): Likewise.
1258 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1259 Ian Lance Taylor <iant@google.com>
1261 * symtab.cc (Symbol_table::define_special_symbol): Always
1262 canonicalize version string.
1264 2011-09-26 Cary Coutant <ccoutant@google.com>
1266 * gold.cc (queue_initial_tasks): Move option checks ...
1267 * options.cc (General_options::finalize): ... to here. Disable
1268 some options; make others fatal.
1270 2011-09-26 Cary Coutant <ccoutant@google.com>
1273 * plugin.cc (get_symbols_v2): New function.
1274 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1275 (is_referenced_from_outside): New function.
1276 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1277 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1278 (get_symbols): Pass version parameter.
1279 (get_symbols_v2): New function.
1280 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1282 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1283 (onload): Add LDPT_GET_SYMBOLS_V2.
1284 (all_symbols_read_hook): Use get_symbols_v2; check for
1285 LDPR_PREVAILING_DEF_IRONLY_EXP.
1286 * testsuite/plugin_test_3.sh: Update expected results.
1288 2011-09-23 Simon Baldwin <simonb@google.com>
1290 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1291 configuration options.
1292 * configure: Regenerate.
1293 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1294 * Makefile.in: Regenerate.
1295 * testsuite/Makefile.in: Regenerate.
1297 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1299 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1301 2011-09-19 Cary Coutant <ccoutant@google.com>
1303 * incremental.cc (can_incremental_update): Fix typo in comment.
1304 * incremental.h (can_incremental_update): Likewise.
1306 2011-09-18 Cary Coutant <ccoutant@google.com>
1308 * incremental.cc (can_incremental_update): New function.
1309 * incremental.h (can_incremental_update): New function.
1310 * layout.cc (Layout::init_fixed_output_section): Call it.
1311 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1312 * object.cc (Sized_relobj_file::do_layout): Call
1313 can_incremental_update.
1315 2011-09-13 Cary Coutant <ccoutant@google.com>
1317 * configure.ac: Check for glibc support for gnu_indirect_function
1318 support with static linking, setting automake conditional
1320 * Makefile.in: Regenerate.
1321 * configure: Regenerate.
1323 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1324 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1326 * testsuite/Makefile.in: Regenerate.
1328 2011-09-13 Cary Coutant <ccoutant@google.com>
1330 * incremental.cc (Sized_relobj_incr::do_layout): Call
1331 report_comdat_group for kept comdat sections.
1332 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1333 * testsuite/Makefile.in: Regenerate.
1334 * testsuite/incr_comdat_test_1.cc: New source file.
1335 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1336 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1337 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1339 2011-09-13 Ian Lance Taylor <iant@google.com>
1341 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1342 variable external_symbols_offset.
1344 2011-09-12 Ian Lance Taylor <iant@google.com>
1346 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1347 triggered if object has no symbols.
1349 2011-09-09 David S. Miller <davem@davemloft.net>
1351 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1352 (Output_fill_debug_line::do_write): Likewise.
1354 2011-08-29 Cary Coutant <ccoutant@google.com>
1356 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1357 casts to match formatting specs.
1358 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1360 2011-08-26 Cary Coutant <ccoutant@google.com>
1362 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1363 remaining hole size when allocating.
1364 (Layout::make_output_section): Set fill methods for debug sections.
1365 * layout.h (Free_list::Free_list_node): Move from private to
1367 (Free_list::set_min_hole_size): New function.
1368 (Free_list::begin, Free_list::end): New functions.
1369 (Free_list::min_hole_): New data member.
1370 * output.cc: Include dwarf.h.
1371 (Output_fill_debug_info::do_minimum_hole_size): New function.
1372 (Output_fill_debug_info::do_write): New function.
1373 (Output_fill_debug_line::do_minimum_hole_size): New function.
1374 (Output_fill_debug_line::do_write): New function.
1375 (Output_section::Output_section): Initialize new data member.
1376 (Output_section::set_final_data_size): Ensure patch space is larger
1377 than minimum hole size.
1378 (Output_section::do_write): Fill holes in debug sections.
1379 * output.h (Output_fill): New class.
1380 (Output_fill_debug_info): New class.
1381 (Output_fill_debug_line): New class.
1382 (Output_section::set_free_space_fill): New function.
1383 (Output_section::free_space_fill_): New data member.
1384 * testsuite/Makefile.am (incremental_test_3): Add
1385 --incremental-patch option.
1386 (incremental_test_4): Likewise.
1387 (incremental_test_5): Likewise.
1388 (incremental_test_6): Likewise.
1389 (incremental_copy_test): Likewise.
1390 (incremental_common_test_1): Likewise.
1391 * testsuite/Makefile.in: Regenerate.
1393 2011-08-26 Nick Clifton <nickc@redhat.com>
1395 * po/es.po: Updated Spanish translation.
1397 2011-08-01 Cary Coutant <ccoutant@google.com>
1399 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1400 * gold/testsuite/Makefile.in: Regenerate.
1401 * gold/testsuite/justsyms_exec.c: New source file.
1402 * gold/testsuite/justsyms_lib.c: New source file.
1404 2011-08-01 Cary Coutant <ccoutant@google.com>
1406 * layout.cc (Layout::set_segment_offsets): Don't realign text
1407 segment if -Ttext was specified.
1408 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1410 * object.h (Sized_relobj_file::e_type): New function.
1411 (Sized_relobj_file::e_type_): New data member.
1412 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1413 base address for ET_EXEC files.
1414 * target.cc (Target::do_make_elf_object_implementation): Allow
1415 ET_EXEC files with --just-symbols option.
1417 2011-07-28 Cary Coutant <ccoutant@google.com>
1419 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1420 Add thread_number parameter.
1421 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1422 * workqueue-threads.cc
1423 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1424 current thread if its thread number is greater than desired thread
1426 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1427 Add thread_number parameter.
1428 (Workqueue::should_cancel_thread): Likewise.
1429 (Workqueue::find_runnable_or_wait): Pass thread_number to
1430 should_cancel_thread.
1431 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1434 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1436 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1437 only after checking if it cannot be forced local.
1438 * symtab.h (is_externally_visible): Check if the symbol is not forced
1441 2011-07-15 Ian Lance Taylor <iant@google.com>
1443 * options.h (class General_options): Add --print-output-format.
1444 Move -EL next to -EB, for better --help output.
1445 * target-select.cc: Include <cstdio>, "options.h", and
1447 (Target_selector::do_target_bfd_name): New function.
1448 (print_output_format): New function.
1449 * target-select.h (class Target_selector): Update declarations.
1450 (Target_selector::target_bfd_name): New function.
1451 (print_output_format): Declare.
1452 * main.cc: Include "target-select.h".
1453 (main): Handle --print-output-format.
1454 * gold.cc: Include "target-select.h".
1455 (queue_initial_tasks): Handle --print-output-format when there are
1457 * parameters.cc (parameters_force_valid_target): Give a better
1458 error message if -EB/-EL does not match target.
1459 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1462 2011-07-15 Ian Lance Taylor <iant@google.com>
1464 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1465 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1466 (Output_data_plt_i386::do_write): Write address of .dynamic
1467 section to first entry in .got.plt section.
1468 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1469 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1471 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1472 section to first entry in .got.plt section.
1473 * layout.h (Layout::dynamic_section): New function.
1475 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1477 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1479 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1480 input_section_position_, and input_section_glob_.
1481 (read_layout_from_file): Call function section_ordering_specified.
1482 * layout.h (is_section_ordering_specified): New function.
1483 (section_ordering_specified): New function.
1484 (section_ordering_specified_): New boolean member.
1485 * main.cc(main): Call load_plugins after layout object is defined.
1486 * output.cc (Output_section::add_input_section): Use
1487 function section_ordering_specified to check if section ordering is
1489 * output.cc (Output_section::add_relaxed_input_section): Use
1490 function section_ordering_specified to check if section ordering is
1492 (Output_section::update_section_layout): New function.
1493 (Output_section::sort_attached_input_sections): Check if input section
1495 * output.h (Output_section::update_section_layout): New function.
1496 * plugin.cc (get_section_count): New function.
1497 (get_section_type): New function.
1498 (get_section_name): New function.
1499 (get_section_contents): New function.
1500 (update_section_order): New function.
1501 (allow_section_ordering): New function.
1502 (Plugin::load): Add the new interfaces to the transfer vector.
1503 (Plugin_manager::load_plugins): New parameter.
1504 (Plugin_manager::all_symbols_read): New parameter.
1505 (Plugin_manager::claim_file): New parameter. Save the elf object for
1507 (Plugin_manager::get_elf_object): New function.
1508 (Plugin_manager::get_view): Change to directly use the bool to check
1509 if get_view is called from claim_file_hook.
1510 * plugin.h (input_objects): New function
1511 (Plugin__manager::load_plugins): New parameter.
1512 (Plugin_manager::claim_file): New parameter.
1513 (Plugin_manager::get_elf_object): New function.
1514 (Plugin_manager::in_claim_file_handler): New function.
1515 (Plugin_manager::in_claim_file_handler_): New member.
1516 (layout): New function.
1517 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1518 handler with an extra parameter. Make the elf object before calling
1520 * testsuite/plugin_test.c (get_section_count): New function pointer.
1521 (get_section_type): New function pointer.
1522 (get_section_name): New function pointer.
1523 (get_section_contents): New function pointer.
1524 (update_section_order): New function pointer.
1525 (allow_section_ordering): New function pointer.
1526 (onload): Check if the new interfaces exist.
1528 2011-07-13 Ian Lance Taylor <iant@google.com>
1530 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1532 * x86_64.cc (Target_x86_64::got_section): Likewise.
1533 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1534 (relro_now_test_SOURCES): New variable.
1535 (relro_now_test_DEPENDENCIES): New variable.
1536 (relro_now_test_LDFLAGS): New variable.
1537 (relro_now_test_LDADD): New variable.
1538 (relro_now_test.so): New target.
1539 * testsuite/Makefile.in: Rebuild.
1541 2011-07-12 Ian Lance Taylor <iant@google.com>
1544 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1545 GLOB_DAT relocation rather than a RELATIVE relocation for a
1546 protected symbol when creating a shared library.
1547 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1548 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1549 * testsuite/protected_main_1.cc (main): Test that protected
1550 function has same address.
1552 2011-07-11 Ian Lance Taylor <iant@google.com>
1555 * options.h (class General_options): Add -Bgroup.
1556 * options.cc (General_options::finalize): If -Bgroup is set,
1557 default to --unresolved-symbols=report-all.
1558 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1559 * target-reloc.h (issue_undefined_symbol_error): Handle
1560 --unresolved-symbols=report-all.
1562 2011-07-08 Ian Lance Taylor <iant@google.com>
1565 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1566 if linker script discards key sections.
1567 (Layout::create_dynamic_symtab): Likewise.
1568 (Layout::assign_local_dynsym_offsets): Likewise.
1569 (Layout::sized_create_version_sections): Likewise.
1570 (Layout::create_interp): Likewise.
1571 (Layout::finish_dynamic_section): Likewise.
1572 (Layout::set_dynamic_symbol_size): Likewise.
1574 2011-07-08 Ian Lance Taylor <iant@google.com>
1577 * options.h (class General_options): Add --unresolved-symbols.
1578 * target-reloc.h (issue_undefined_symbol_error): Check
1579 --unresolved-symbols. Add comments.
1581 2011-07-08 Ian Lance Taylor <iant@google.com>
1583 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1584 expression more complex.
1586 2011-07-08 Ian Lance Taylor <iant@google.com>
1589 * target-reloc.h (issue_undefined_symbol_error): New inline
1590 function, broken out of relocate_section.
1591 (relocate_section): Call issue_undefined_symbol_error.
1592 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1593 there is no TLS segment if we are about to issue an undefined
1595 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1597 2011-07-08 Ian Lance Taylor <iant@google.com>
1600 * resolve.cc (Symbol_table::should_override): Add fromtype
1601 parameter. Change all callers. Give error when linking together
1602 TLS and non-TLS symbol.
1603 (Symbol_table::should_override_with_special): Add fromtype
1604 parameter. Change all callers.
1605 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1606 there is no TLS segment if we have reported some errors.
1607 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1609 2011-07-08 Ian Lance Taylor <iant@google.com>
1612 * target.h (Target::plt_address_for_global): New function.
1613 (Target::plt_address_for_local): New function.
1614 (Target::plt_section_for_global): Remove.
1615 (Target::plt_section_for_local): Remove.
1616 (Target::do_plt_address_for_global): New virtual function.
1617 (Target::do_plt_address_for_local): New virtual function.
1618 (Target::do_plt_section_for_global): Remove.
1619 (Target::do_plt_section_for_local): Remove.
1620 (Target::register_global_plt_entry): Add Symbol_table and Layout
1622 * output.cc (Output_data_got::Got_entry::write): Use
1623 plt_address_for_global and plt_address_for_local.
1624 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1625 address of output section.
1626 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1627 got_irelative_, and irelative_count_ fields. Update
1629 (Output_data_plt_i386::has_irelative_section): New function.
1630 (Output_data_plt_i386::entry_count): Add irelative_count_.
1631 (Output_data_plt_i386::set_final_data_size): Likewise.
1632 (class Target_i386): Add got_irelative_ and rel_irelative_
1633 fields. Update declarations.
1634 (Target_i386::Target_i386): Initialize new fields.
1635 (Target_i386::do_plt_address_for_global): New function replacing
1636 do_plt_section_for_global.
1637 (Target_i386::do_plt_address_for_local): New function replacing
1638 do_plt_section_for_local.
1639 (Target_i386::got_section): Create got_irelative_.
1640 (Target_i386::rel_irelative_section): New function.
1641 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1642 fields. Don't define __rel_iplt_{start,end}.
1643 (Output_data_plt_i386::add_entry): Add symtab and layout
1644 parameters. Change all callers. Use different PLT and GOT for
1646 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1647 layout parameters. Change all callers. Use different PLT and
1649 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1650 (Output_data_plt_i386::rel_irelative): New function.
1651 (Output_data_plt_i386::address_for_global): New function.
1652 (Output_data_plt_i386::address_for_local): New function.
1653 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1654 IRELATIVE GOT when changing IFUNC GOT entries.
1655 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1657 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1658 if we didn't create an IRELATIVE GOT.
1659 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1660 plt_address_for_local.
1661 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1662 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1663 got_irelative_, and irelative_count_ fields. Update
1665 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1666 Initialize new fields. Remove symtab parameter. Change all
1668 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1670 (Output_data_plt_x86_64::has_irelative_section): New function.
1671 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1672 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1673 fields. Update declarations.
1674 (Target_x86_64::Target_x86_64): Initialize new fields.
1675 (Target_x86_64::do_plt_address_for_global): New function replacing
1676 do_plt_section_for_global.
1677 (Target_x86_64::do_plt_address_for_local): New function replacing
1678 do_plt_section_for_local.
1679 (Target_x86_64::got_section): Create got_irelative_.
1680 (Target_x86_64::rela_irelative_section): New function.
1681 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1682 all callers. Don't create __rel_iplt_{start,end}.
1683 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1684 parameters. Change all callers. Use different PLT and GOT for
1686 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1687 layout parameters. Change all callers. Use different PLT and
1689 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1690 parameters. Change all callers. Use different PLT and GOT for
1692 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1693 (Output_data_plt_x86_64::rela_irelative): New function.
1694 (Output_data_plt_x86_64::address_for_global): New function.
1695 (Output_data_plt_x86_64::address_for_local): New function.
1696 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1697 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1698 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1699 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1701 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1703 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1704 symbols if we didn't create an IRELATIVE GOT.
1705 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1706 plt_address_for_local.
1707 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1708 * testsuite/ifuncvar1.c: New test file.
1709 * testsuite/ifuncvar2.c: New test file.
1710 * testsuite/ifuncvar3.c: New test file.
1711 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1712 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1713 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1714 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1715 * testsuite/Makefile.in: Rebuild.
1717 2011-07-07 Cary Coutant <ccoutant@google.com>
1719 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1720 (two_file_test_1_ndebug.o): Likewise.
1721 (two_file_test_1b_ndebug.o): Likewise.
1722 (two_file_test_2_ndebug.o): Likewise.
1723 (two_file_test_main_ndebug.o): Likewise.
1724 (incremental_test_2): Link with no-debug versions.
1726 2011-07-06 Cary Coutant <ccoutant@google.com>
1728 * gold/incremental.cc
1729 (Output_section_incremental_inputs::write_info_blocks): Check for
1730 hidden and internal symbols.
1732 2011-07-06 Cary Coutant <ccoutant@google.com>
1734 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1735 Check disposition for startup file.
1736 (Incremental_inputs::report_command_line): Ignore
1737 --incremental-startup-unchanged option.
1738 * options.cc (General_options::parse_incremental_startup_unchanged):
1740 (General_options::General_options): Initialize new data member.
1741 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1742 (General_options): Add --incremental-startup-unchanged option.
1743 (General_options::incremental_startup_disposition): New function.
1744 (General_options::incremental_startup_disposition_): New data member.
1746 2011-07-06 Cary Coutant <ccoutant@google.com>
1748 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1749 input file index to Script_info ctor.
1750 (Sized_incremental_binary::do_file_has_changed): Find the
1751 command-line argument for files named in scripts.
1752 * incremental.h (Script_info::Script_info): New ctor
1753 with input file index.
1754 (Script_info::input_file_index): New function.
1755 (Script_info::input_file_index_): New data member.
1756 (Incremental_binary::get_library): Add const.
1757 (Incremental_binary::get_script_info): Add const.
1758 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1759 * testsuite/Makefile.am (incremental_test_5): New test case.
1760 (incremental_test_6): New test case.
1761 * testsuite/Makefile.in: Regenerate.
1763 2011-07-06 Cary Coutant <ccoutant@google.com>
1765 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1766 debug output when command lines differ.
1768 2011-07-06 Cary Coutant <ccoutant@google.com>
1770 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1771 --incremental-patch option.
1772 * layout.cc (Free_list::allocate): Extend allocation beyond original
1774 (Layout::make_output_section): Mark sections that should get
1776 * options.cc (parse_percent): New function.
1777 * options.h (parse_percent): New function.
1778 (DEFINE_percent): New macro.
1779 (General_options): Add --incremental-patch option.
1780 * output.cc (Output_section::Output_section): Initialize new data
1782 (Output_section::add_input_section): Print section name when out
1784 (Output_section::add_output_section_data): Likewise.
1785 (Output_section::set_final_data_size): Add patch space when
1786 doing --incremental-full.
1787 (Output_section::do_reset_address_and_file_offset): Remove patch
1789 (Output_segment::set_section_list_addresses): Print debug output
1790 only if --incremental-update.
1791 * output.h (Output_section::set_is_patch_space_allowed): New function.
1792 (Output_section::is_patch_space_allowed_): New data member.
1793 (Output_section::patch_space_): New data member.
1794 * parameters.cc (Parameters::incremental_full): New function.
1795 * parameters.h (Parameters::incremental_full): New function
1796 * testsuite/Makefile.am (incremental_test_2): Add test for
1797 --incremental-patch option.
1798 * testsuite/Makefile.in: Regenerate.
1799 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1800 (t18): Remove function body.
1802 2011-07-05 Doug Kwan <dougkwan@google.com>
1805 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1806 Arm_Address type for relocation result.
1807 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1809 (Arm_relocate_functions::abs32): Use unaligned access.
1810 (Arm_relocate_functions::rel32): Ditto.
1811 (Arm_relocate_functions::prel31): Ditto.
1812 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1813 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1814 static data relocations.
1815 * testsuite/Makefile.in: Regnerate.
1816 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1818 2011-07-05 Ian Lance Taylor <iant@google.com>
1821 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1822 symbols if necessary.
1823 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1825 2011-07-05 Ian Lance Taylor <iant@google.com>
1828 * resolve.cc (Symbol::override_base_with_special): Simply override
1829 version with special symbol version, ignoring previous version.
1831 2011-07-05 Ian Lance Taylor <iant@google.com>
1833 * object.cc (Sized_relobj_file::include_section_group): Add
1834 information to comment about signature location.
1836 2011-07-02 Ian Lance Taylor <iant@google.com>
1839 * options.h (class General_options): Add -f and -F.
1840 * options.cc (General_options::finalize): Fatal error if -f/-F
1841 are used without -shared.
1842 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1844 2011-07-02 Ian Lance Taylor <iant@google.com>
1846 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1848 2011-07-01 Ian Lance Taylor <iant@google.com>
1852 * resolve.cc (Symbol::override_base_with_special): Don't override
1853 the version if the overriding symbol has a different name.
1854 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1855 all callers. If we give an error about an undefined version,
1856 define the base version if necessary.
1857 * dynobj.h (class Versions): Update declaration.
1858 * testsuite/weak_alias_test_5.cc: New file.
1859 * testsuite/weak_alias_test.script: New file.
1860 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1861 and versioned_alias have the right value, and call t2.
1862 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1863 weak_alias_test_5.so.
1864 (weak_alias_test_LDADD): Likewise.
1865 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1866 * testsuite/Makefile.in: Rebuild.
1868 2011-07-01 Ian Lance Taylor <iant@google.com>
1871 * options.h (class General_options): Support -z notext.
1872 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1874 (two_file_shared_nonpic.so): Likewise.
1875 (two_file_shared_mixed.so): Likewise.
1876 (two_file_shared_mixed_1.so): Likewise.
1877 (weak_undef_lib_nonpic.so): Likewise.
1878 (alt/weak_undef_lib_nonpic.so): Likewise.
1879 (tls_test_shared_nonpic.so): Likewise.
1880 * testsuite/Makefile.in: Rebuild.
1882 2011-07-01 Ian Lance Taylor <iant@google.com>
1885 * configure.ac: Test whether static linking works, setting
1886 the automake conditional HAVE_STATIC.
1887 * testsuite/Makefile.am: Disable tests using -static if
1888 HAVE_STATIC is not true.
1889 * configure, testsuite/Makefile.in: Rebuild.
1891 2011-07-01 Ian Lance Taylor <iant@google.com>
1894 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1895 Assert if we see DW_EH_PE_indirect.
1896 * target.h (Target::ehframe_datarel_base): New function.
1897 (Target::do_ehframe_datarel_base): New target function.
1898 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1899 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1902 2011-07-01 Ian Lance Taylor <iant@google.com>
1905 * options.h (class General_options): Add
1906 --ld-generated-unwind-info.
1907 * ehframe.cc (Fde::write): Add address parameter. Change all
1908 callers. If associated with PLT, fill in address and size.
1909 (Cie::set_output_offset): Only add merge mapping if there is an
1911 (Cie::write): Add address parameter. Change all callers.
1912 (Eh_frame::add_ehframe_for_plt): New function.
1913 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1914 input_offset_ fields into union u_, with new plt field.
1915 (Fde::Fde): Adjust for new union field.
1916 (Fde::Fde) [Output_data version]: New constructor.
1917 (Fde::add_mapping): Only add merge mapping if there is an object.
1918 (class Cie): Update declarations.
1919 (class Eh_frame): Declare add_ehframe_for_plt.
1920 * layout.cc (Layout::layout_eh_frame): Break out code into
1921 make_eh_frame_section, and call it.
1922 (Layout::make_eh_frame_section): New function.
1923 (Layout::add_eh_frame_for_plt): New function.
1924 * layout.h (class Layout): Update declarations.
1925 * merge.cc (Merge_map::add_mapping): Add assertion.
1926 * i386.cc: Include "dwarf.h".
1927 (class Output_data_plt_i386): Make first_plt_entry,
1928 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1929 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1930 and plt_eh_frame_fde.
1931 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1932 boundary. Call add_eh_frame_for_plt if appropriate.
1933 * x86_64.cc: Include "dwarf.h".
1934 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1935 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1936 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1937 and plt_eh_frame_fde.
1938 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1941 2011-06-29 Ian Lance Taylor <iant@google.com>
1944 * object.cc (Sized_relobj_file::layout_section): Change shdr
1945 parameter to be const.
1946 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1948 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1949 appropriate. Call layout_eh_frame_section.
1950 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1952 * object.h (class Sized_relobj_file): Update declarations.
1954 2011-06-29 Ian Lance Taylor <iant@google.com>
1957 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1959 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1961 2011-06-29 Ian Lance Taylor <iant@google.com>
1964 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1966 * layout.cc (Layout::layout_eh_frame): Likewise.
1968 2011-06-29 Ian Lance Taylor <iant@google.com>
1971 * layout.cc (Layout::symtab_section_shndx): New function.
1972 * layout.h (class Layout): Declare symtab_section_shndx.
1973 * output.cc (Output_section::write_header): Call it.
1975 2011-06-29 Ian Lance Taylor <iant@google.com>
1978 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1979 symbols which are not used in a relocation.
1981 2011-06-28 Ian Lance Taylor <iant@google.com>
1984 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1985 script create indistinguishable segments.
1986 (Layout::set_segment_offsets): Use stable_sort when sorting
1987 segments. Pass this to Compare_segments constructor.
1988 * layout.h (class Layout): Make segment_precedes non-static.
1989 (class Compare_segments): Change from struct to class. Add
1990 layout_ field. Add constructor.
1991 * script-sections.cc
1992 (Script_sections::attach_sections_using_phdrs_clause): Rename
1993 local orphan to is_orphan. Don't report failure to put empty
1994 section in segment. On attachment failure, report name of
1995 section, and attach to first PT_LOAD segment.
1997 2011-06-28 Ian Lance Taylor <iant@google.com>
2000 * target-select.cc (Target_selector::Target_selector): Add
2001 emulation parameter. Change all callers.
2002 (select_target_by_bfd_name): Rename from select_target_by_name.
2004 (select_target_by_emulation): New function.
2005 (supported_emulation_names): New function.
2006 * target-select.h (class Target_selector): Add emulation_ field.
2007 Update declarations.
2008 (Target_selector::recognize_by_bfd_name): Rename from
2009 recognize_by_name. Change all callers.
2010 (Target_selector::supported_bfd_names): Rename from
2011 supported_names. Change all callers.
2012 (Target_selector::recognize_by_emulation): New function.
2013 (Target_selector::supported_emulations): New function.
2014 (Target_selector::emulation): New function.
2015 (Target_selector::do_recognize_by_bfd_name): Rename from
2016 do_recognize_by_name. Change all callers.
2017 (Target_selector::do_supported_bfd_names): Rename from
2018 do_supported_names. Change all callers.
2019 (Target_selector::do_recognize_by_emulation): New function.
2020 (Target_selector::do_supported_emulations): New function.
2021 (select_target_by_bfd_name): Change name in declaration.
2022 (select_target_by_emulation): Declare.
2023 (supported_emulation_names): Declare.
2024 * parameters.cc (parameters_force_valid_target): Try to find
2025 target based on emulation from -m option.
2026 * options.h (class General_options): Change doc string for -m.
2027 * options.cc (help): Print emulations.
2028 (General_options::parse_V): Likewise.
2029 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2030 Add emulation parameter. Change all callers.
2032 2011-06-28 Ian Lance Taylor <iant@google.com>
2034 * target.h (class Target): Add osabi_ field.
2035 (Target::osabi): New function.
2036 (Target::set_osabi): New function.
2037 (Target::Target): Initialize osabi_.
2038 (Target::do_adjust_elf_header): Make pure virtual.
2039 (Sized_target::do_adjust_elf_header): Declare.
2040 * target.cc (Sized_target::do_adjust_elf_header): New function.
2041 (class Sized_target): Instantiate all versions.
2042 * freebsd.h (class Target_freebsd): Remove.
2043 (Target_selector_freebsd::do_recognize): Call set_osabi on
2045 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2046 (Target_selector_freebsd::set_osabi): Remove.
2047 * i386.cc (class Target_i386): Inherit from Sized_target rather
2048 than Target_freebsd.
2049 * x86_64.cc (class Target_x86_64): Likewise.
2051 2011-06-28 Ian Lance Taylor <iant@google.com>
2053 * target.h (Target::can_check_for_function_pointers): Rewrite.
2055 (Target::can_icf_inline_merge_sections): Likewise.
2056 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2057 (Target::Target_info): Add can_icf_inline_merge_sections field.
2058 (Target::do_can_check_for_function_pointers): New virtual
2060 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2061 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2062 from can_check_for_function_pointers, move in file.
2063 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2064 section_may_have_icf_unsafe_poineters, move in file.
2065 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2066 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2067 Rename from can_check_for_function_pointers, move in file.
2068 (Target_i386::can_icf_inline_merge_sections): Remove.
2069 (Target_i386::i386_info): Initialize
2070 can_icf_inline_merge_sections.
2071 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2072 Initialize can_icf_inline_merge_sections.
2073 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2074 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2075 Rename from can_check_for_function_pointers, move in file.
2076 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2077 (Target_x86_64::x86_64_info): Initialize
2078 can_icf_inline_merge_sections.
2079 * testsuite/testfile.cc (Target_test::test_target_info):
2081 * icf.cc (get_section_contents): Correct formatting.
2083 2011-06-27 Ian Lance Taylor <iant@google.com>
2085 * symtab.cc (Symbol::versioned_name): New function.
2086 (Symbol_table::add_to_final_symtab): Use versioned_name when
2088 (Symbol_table::sized_write_symbol): Likewise.
2089 * symtab.h (class Symbol): Declare versioned_name.
2090 * stringpool.h (class Stringpool_template): Add variant of add
2091 which takes a std::basic_string.
2092 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2093 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2094 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2095 (ver_test_12.o): New target.
2096 * testsuite/Makefile.in: Rebuild.
2098 2011-06-27 Doug Kwan <dougkwan@google.com>
2100 * arm.cc (Arm_relocate_functions::thm_jump8,
2101 Arm_relocate_functions::thm_jump11): Use a wider signed
2102 type to compute offset.
2103 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2105 * testsuite/Makefile.in: Regenerate.
2106 * testsuite/arm_branch_in_range.sh: Check test results of
2107 arm_thm_jump11 and arm_thm_jump8.
2108 * testsuite/arm_thm_jump11.s: New test source file.
2109 * testsuite/arm_thm_jump11.t: New linker script.
2110 * testsuite/arm_thm_jump8.s: New test source file.
2111 * testsuite/arm_thm_jump8.t: New linker script.
2113 2011-06-24 Ian Lance Taylor <iant@google.com>
2115 * layout.cc: Include "object.h".
2116 (ctors_sections_in_init_array): New static variable.
2117 (Layout::is_ctors_in_init_array): New function.
2118 (Layout::layout): Add entry to ctors_sections_in_init_array if
2120 * layout.h (class Layout): Declare is_ctors_in_init_array.
2121 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2122 is_ctors_reverse_view is set.
2123 (Sized_relobj_file::write_sections): Add layout parameter. Change
2124 all callers. Set is_ctors_reverse_view field of View_size.
2125 (Sized_relobj_file::reverse_words): New function.
2126 * object.h (Sized_relobj_file::View_size): Add
2127 is_ctors_reverse_view field.
2128 (class Sized_relobj_file): Update declarations.
2129 * testsuite/initpri3.c: New test.
2130 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2132 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2133 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2134 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2135 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2136 * testsuite/Makefile.in: Rebuild.
2138 2011-06-24 Cary Coutant <ccoutant@google.com>
2140 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2141 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2142 (debug_msg_cdebug.err): New targets.
2143 * testsuite/Makefile.in: Regenerate.
2144 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2145 Fix checks for link with shared library.
2147 2011-06-24 Doug Kwan <dougkwan@google.com>
2149 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2150 skip empty text sections.
2151 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2153 2011-06-22 Ian Lance Taylor <iant@google.com>
2156 * options.h (class General_options): Add --ctors-in-init-array.
2157 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2158 friends as SHT_PROGBITS for merging sections.
2159 (Layout::layout): Remove special handling of .init_array and
2160 friends. Don't sort if doing relocatable link. Sort for .ctors
2161 and .dtors if ctors_in_init_array.
2162 (Layout::make_output_section): Force correct section types for
2163 .init_array and friends. Don't sort if doing relocatable link,
2164 Don't sort .ctors and .dtors if ctors_in_init_array.
2165 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2166 (Layout::output_section_name): Add relobj parameter. Change all
2167 callers. Handle .ctors. and .dtors. in code rather than table.
2168 Handle .ctors and .dtors if ctors_in_init_array.
2169 (Layout::match_file_name): New function, moved from output.cc.
2170 * layout.h (class Layout): Update declarations.
2171 * output.cc: Include "layout.h".
2172 (Input_section_sort_entry::get_priority): New function.
2173 (Input_section_sort_entry::match_file_name): Just call
2174 Layout::match_file_name.
2175 (Output_section::Input_section_sort_init_fini_compare::operator()):
2176 Handle .ctors and .dtors. Sort by explicit priority rather than
2178 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2179 * testsuite/initpri2.c: New test.
2180 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2181 (check_PROGRAMS): Add initpri2.
2182 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2183 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2184 * configure, testsuite/Makefile.in: Rebuild.
2186 2011-06-19 Ian Lance Taylor <iant@google.com>
2189 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2190 .interp section to a PT_INTERP segment even if we have seen a
2191 --dynamic-linker option. Don't do it if we have seen a PHDRS
2192 clause in a linker script.
2193 (Layout::finalize): Don't create a .interp section if we've
2194 already create a PT_INTERP segment.
2195 (Layout::create_interp): Always call choose_output_section (revert
2196 patch of 2011-06-17). Don't create PT_INTERP segment.
2197 * script-sections.cc
2198 (Script_sections::create_note_and_tls_segments): Add a .interp
2199 section to a PT_INTERP segment even if we have seen a
2200 --dynamic-linker option.
2202 2011-06-18 Ian Lance Taylor <iant@google.com>
2204 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2205 merely because a non-PT_LOAD segment has a dynamic reloc.
2207 2011-06-18 Ian Lance Taylor <iant@google.com>
2209 * layout.cc (Layout::finish_dynamic_section): Don't create
2210 DT_FLAGS entry if not needed.
2212 2011-06-18 Ian Lance Taylor <iant@google.com>
2215 * layout.cc (Layout::layout_eh_frame): Correct handling of
2216 writable .eh_frame section.
2218 2011-06-17 Ian Lance Taylor <iant@google.com>
2221 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2222 symbol is redefined with the exact same object and value.
2224 2011-06-17 Ian Lance Taylor <iant@google.com>
2227 * layout.h (class Layout): Add interp_segment_ field.
2228 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2229 (Layout::attach_allocated_section_to_segment): If making shared
2230 library, put .interp section in PT_INTERP segment.
2231 (Layout::finalize): Also call create_interp if -dynamic-linker
2233 (Layout::create_interp): Assert that there is no PT_INTERP
2234 segment. If not using a SECTIONS clause, use make_output_section.
2235 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2236 * script-sections.cc
2237 (Script_sections::create_note_and_tls_segments): If making shared
2238 library, put .interp section in PT_INTERP segment.
2240 2011-06-17 Ian Lance Taylor <iant@google.com>
2242 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2243 when making a shared library.
2245 2011-06-17 Ian Lance Taylor <iant@google.com>
2247 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2248 parameter. Change all callers. Don't issue warning about PC32
2249 against locally defined symbol.
2251 2011-06-16 Ian Lance Taylor <iant@google.com>
2253 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2254 occurs in same object.
2256 2011-06-14 Alan Modra <amodra@gmail.com>
2258 * po/POTFILES.in: Regenerate.
2260 2011-06-09 Ian Lance Taylor <iant@google.com>
2262 * script-sections.cc
2263 (Orphan_output_section::set_section_addresses): For a relocatable
2264 link set address to 0.
2266 2011-06-09 Cary Coutant <ccoutant@google.com>
2269 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2270 used with --compress-debug-sections.
2271 * gold/object.cc (Sized_relobj_file::do_layout): Report
2272 uncompressed size of compressed input sections.
2274 2011-06-08 Cary Coutant <ccoutant@google.com>
2277 * testsuite/two_file_test_2_v1.cc: Change initialization of
2278 v2 to keep it in .data.
2280 2011-06-07 Cary Coutant <ccoutant@google.com>
2282 * common.cc (Symbol_table::do_allocate_commons_list): Call
2284 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2285 (Errors::fallback): New function.
2286 (gold_fallback): New function.
2287 * errors.h (Errors::fallback): New function.
2288 * gold.cc (gold_exit): Change status parameter to enum; adjust
2290 (queue_initial_tasks): Call gold_fallback.
2291 * gold.h: Include cstdlib.
2292 (Exit_status): New enum type.
2293 (gold_exit): Change status parameter to enum.
2294 (gold_fallback): New function.
2295 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2296 (Layout::create_symtab_sections): Likewise.
2297 (Layout::create_shdrs): Likewise.
2298 * main.cc (main): Adjust call to gold_exit.
2299 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2300 (Output_data_got::add_got_entry_pair): Likewise.
2301 (Output_section::add_input_section): Likewise.
2302 (Output_section::add_output_section_data): Likewise.
2303 (Output_segment::set_section_list_addresses): Likewise.
2304 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2306 2011-06-07 Cary Coutant <ccoutant@google.com>
2308 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2309 for incremental links.
2310 * output.cc (Output_segment::set_section_list_addresses): Remove
2311 FIXME and test for TLS or BSS.
2313 2011-06-07 Cary Coutant <ccoutant@google.com>
2315 * testsuite/Makefile.am: Add incremental_copy_test,
2316 incremental_common_test_1.
2317 * testsuite/Makefile.in: Regenerate.
2318 * testsuite/common_test_1_v1.c: New source file.
2319 * testsuite/common_test_1_v2.c: New source file.
2320 * testsuite/copy_test_v1.cc: New source file.
2322 2011-06-07 Cary Coutant <ccoutant@google.com>
2324 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2325 update, allocate common from bss section's free list.
2326 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2327 linker-defined symbols.
2328 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2329 Skip GOT and PLT entries that are no longer referenced.
2330 (Output_section_incremental_inputs::write_info_blocks): Mark
2331 linker-defined symbols.
2332 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2333 * output.cc (Output_section::allocate): New function.
2334 * output.h (Output_section::allocate): New function.
2335 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2336 linker-defined symbols.
2337 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2338 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2339 (Symbol::init_base_output_data): Likewise.
2340 (Symbol::init_base_output_segment): Likewise.
2341 (Symbol::init_base_constant): Likewise.
2342 (Sized_symbol::init_output_data): Likewise.
2343 (Sized_symbol::init_output_segment): Likewise.
2344 (Sized_symbol::init_constant): Likewise.
2345 (Symbol_table::do_define_in_output_data): Likewise.
2346 (Symbol_table::do_define_in_output_segment): Likewise.
2347 (Symbol_table::do_define_as_constant): Likewise.
2348 * symtab.h (Symbol::is_predefined): New function.
2349 (Symbol::init_base_output_data): Add is_predefined parameter.
2350 (Symbol::init_base_output_segment): Likewise.
2351 (Symbol::init_base_constant): Likewise.
2352 (Symbol::is_predefined_): New data member.
2353 (Sized_symbol::init_output_data): Add is_predefined parameter.
2354 (Sized_symbol::init_output_segment): Likewise.
2355 (Sized_symbol::init_constant): Likewise.
2356 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2358 2011-06-07 Cary Coutant <ccoutant@google.com>
2360 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2361 instead of emit_copy_reloc.
2362 (Copy_relocs::emit_copy_reloc): Refactor.
2363 (Copy_relocs::make_copy_reloc): New function.
2364 (Copy_relocs::add_copy_reloc): Remove.
2365 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2367 (Copy_relocs::make_copy_reloc): New function.
2368 (Copy_relocs::add_copy_reloc): Remove.
2369 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2370 unchanged input files.
2371 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2372 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2373 Reserve BSS space for COPY relocations.
2374 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2375 (Output_section_incremental_inputs::write_info_blocks): Record
2376 whether a symbol is copied from a shared object.
2377 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2378 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2379 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2380 (Incremental_input_entry_reader::get_output_symbol_index): Add
2382 (Incremental_binary::emit_copy_relocs): New function.
2383 (Incremental_binary::do_emit_copy_relocs): New function.
2384 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2386 (Sized_incremental_binary::add_copy_reloc): New function.
2387 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2388 (Sized_incremental_binary::Copy_reloc): New struct.
2389 (Sized_incremental_binary::Copy_relocs): New typedef.
2390 (Sized_incremental_binary::copy_relocs_): New data member.
2391 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2392 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2393 * target.h (Sized_target::emit_copy_reloc): New function.
2394 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2396 2011-06-02 Cary Coutant <ccoutant@google.com>
2399 * gold/archive.cc (Archive::Archive): Initialize new data member.
2400 (Archive::include_all_members): Return if archive has already been
2402 * gold/archive.h (Archive::include_all_members_): New data member.
2404 2011-06-02 Nick Clifton <nickc@redhat.com>
2406 * dynobj.h: Fix spelling mistake in comment.
2407 * output.cc: Likewise.
2409 2011-05-31 Doug Kwan <dougkwan@google.com>
2413 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2414 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2415 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2416 redundant arm_exidx_test.so.
2417 * testsuite/Makefile.in: Regenerate.
2418 (check_SCRIPTS): Add pr12826.sh
2419 (check_DATA): Add pr12826.stdout
2420 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2421 * testsuite/pr12826.sh: New file.
2422 * testsuite/pr12826_1.s: Ditto.
2423 * testsuite/pr12826_1.s: Ditto.
2425 2011-05-30 Ian Lance Taylor <iant@google.com>
2427 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2430 2011-05-29 Ian Lance Taylor <iant@google.com>
2433 * testsuite/Makefile.am: Use different file name for two_file_test
2434 temporary file for each incremental test.
2435 * testsuite/Makefile.in: Rebuild.
2437 2011-05-29 Ian Lance Taylor <iant@google.com>
2439 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2440 binary input file is empty.
2442 2011-05-27 Ian Lance Taylor <iant@google.com>
2444 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2445 (ver_test_9.so): Likewise.
2446 * testsuite/Makefile.in: Rebuild.
2448 2011-05-26 Cary Coutant <ccoutant@google.com>
2450 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2451 * incremental.cc (Incremental_inputs::report_input_section): Fix
2452 comment, indentation.
2453 (Incremental_inputs::report_comdat_group): New function.
2454 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2455 of data for incremental input file entry.
2456 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2457 group count, COMDAT group signatures.
2458 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2459 an unchanged input file.
2460 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2461 Initialize new data member.
2462 (Incremental_object_entry::add_comdat_group): New function.
2463 (Incremental_object_entry::get_comdat_group_count): New function.
2464 (Incremental_object_entry::get_comdat_signature_key): New function.
2465 (Incremental_object_entry::groups_): New data member.
2466 (Incremental_inputs::report_comdat_group): New function.
2467 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2468 data for incremental input file entry.
2469 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2470 (Incremental_input_entry_reader::get_input_section): Adjust size of
2471 data for incremental input file entry.
2472 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2473 (Incremental_input_entry_reader::get_comdat_group_signature): New
2475 * object.cc (Sized_relobj::include_section_group): Report kept
2476 COMDAT groups for incremental links.
2478 2011-05-24 David Meyer <pdox@google.com>
2480 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2481 with name parameter. Add found_name parameter.
2482 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2483 * dirsearch.h (class Dirsearch): Update declaration.
2485 2011-05-24 Ian Lance Taylor <iant@google.com>
2487 * archive.cc (Library_base::should_include_member): Pull in object
2488 from archive if it defines the entry symbol.
2489 * parameters.cc (Parameters::entry): New function.
2490 * parameters.h (class Parameters): Declare entry.
2491 * output.h (class Output_file_header): Remove entry_ field.
2492 * output.cc (Output_file_header::Output_file_header): Remove entry
2493 parameter. Change all callers.
2494 (Output_file_header::entry): Use parameters->entry.
2495 * gold.cc (queue_middle_tasks): Likewise.
2496 * plugin.cc (Plugin_hook::run): Likewise.
2498 2011-05-24 Cary Coutant <ccoutant@google.com>
2500 * gold.cc (queue_initial_tasks): Pass incremental base filename
2501 to Output_file::open_base_file; don't print error message.
2502 * incremental-dump.cc (main): Adjust call to
2503 Output_file::open_for_modification.
2504 * incremental-dump.cc (main): Likewise.
2505 * incremental.cc (Incremental_inputs::report_command_line):
2506 Ignore --incremental-base option when comparing command lines.
2507 Ignore parameter when given as separate argument.
2508 * options.h (class General_options): Add --incremental-base.
2509 * output.cc (Output_file::Output_file):
2510 (Output_file::open_base_file): Add base_name and writable parameters;
2511 read base file into new file; print error message here.
2512 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2514 * output.h (Output_file::open_for_modification): Rename to...
2515 (Output_file::open_base_file): ...this; add base_name and
2516 writable parameters; adjust all callers.
2517 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2519 * testsuite/Makefile.am (incremental_test_4): Test
2521 * testsuite/Makefile.in: Regenerate.
2523 2011-05-24 Cary Coutant <ccoutant@google.com>
2525 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2527 * testsuite/Makefile.in: Regenerate.
2528 * testsuite/two_file_test_1_v1.cc: New test source file.
2529 * testsuite/two_file_test_1b_v1.cc: New test source file.
2530 * testsuite/two_file_test_2_v1.cc: New test source file.
2532 2011-05-24 Cary Coutant <ccoutant@google.com>
2534 * dynobj.h (Dynobj::do_dynobj): New function.
2535 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2536 flag and soname for shared objects.
2537 * incremental.cc (Incremental_inputs::report_object): Make
2538 either Incremental_object_entry or Incremental_dynobj_entry; add
2539 soname to string table.
2540 (Incremental_inputs::report_input_section): Add assertion.
2541 (Output_section_incremental_inputs::set_final_data_size): Adjust
2542 type of input file entry for shared libraries; adjust size of
2543 shared library info entry.
2544 (Output_section_incremental_inputs::write_input_files): Write
2545 as_needed flag for shared libraries.
2546 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2547 of input file entry for shared libraries; write soname.
2548 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2549 soname from incremental info.
2550 * incremental.h (enum Incremental_input_flags): Add
2551 INCREMENTAL_INPUT_AS_NEEDED.
2552 (Incremental_input_entry::Incremental_input_entry): Initialize new
2554 (Incremental_input_entry::set_as_needed): New function.
2555 (Incremental_input_entry::as_needed): New function.
2556 (Incremental_input_entry::do_dynobj_entry): New function.
2557 (Incremental_input_entry::as_needed_): New data member.
2558 (Incremental_object_entry::Incremental_object_entry): Don't check
2560 (Incremental_object_entry::do_type): Likewise.
2561 (class Incremental_dynobj_entry): New class.
2562 (Incremental_input_entry_reader::as_needed): New function.
2563 (Incremental_input_entry_reader::get_soname): New function.
2564 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2565 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2566 size of shared library info entry.
2567 * layout.cc (Layout::finish_dynamic_section): Don't test for
2568 incremental link when adding DT_NEEDED entries.
2569 * object.h (Object::Object): Initialize new data member.
2570 (Object::dynobj): New function.
2571 (Object::set_as_needed): New function.
2572 (Object::as_needed): New function.
2573 (Object::do_dynobj): New function.
2574 (Object::as_needed_): New data member.
2576 2011-05-24 Cary Coutant <ccoutant@google.com>
2578 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2579 info; adjust display of GOT entries.
2580 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2581 vector of input objects; remove file_status_.
2582 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2583 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2584 got_plt reader; call target hooks to reserve GOT entries.
2585 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2586 of input file info header and GOT info entry.
2587 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2589 (Got_plt_view_info::got_descriptor): Remove.
2590 (Got_plt_view_info::sym_index): New data member.
2591 (Got_plt_view_info::input_index): New data member.
2592 (Local_got_offset_visitor::visit): Write input file index.
2593 (Global_got_offset_visitor::visit): Write 0 for input file index.
2594 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2595 with sym_index and input_index.
2596 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2597 incremental info GOT entry; replace got_descriptor with input_index.
2598 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2599 map from input file index to object.
2600 (Sized_relobj_incr::do_layout): Replace direct data member reference
2601 with accessor function.
2602 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2603 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2604 Adjust size of input file info header.
2605 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2606 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2607 (Incremental_input_entry_reader::get_input_section): Adjust size of
2608 input file info header.
2609 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2610 of incremental info GOT entry.
2611 (Incremental_got_plt_reader::get_got_desc): Remove.
2612 (Incremental_got_plt_reader::get_got_symndx): New function.
2613 (Incremental_got_plt_reader::get_got_input_index): New function.
2614 (Sized_incremental_binary::Sized_incremental_binary): Remove
2615 file_status_; add input_objects_.
2616 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2617 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2618 (Sized_incremental_binary::file_is_unchanged): Remove.
2619 (Sized_incremental_binary::set_input_object): New function.
2620 (Sized_incremental_binary::input_object): New function.
2621 (Sized_incremental_binary::file_status_): Remove.
2622 (Sized_incremental_binary::input_objects_): New data member.
2623 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2625 (Sized_relobj_incr::invalid_address): Move to base class.
2626 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2628 (Sized_relobj_incr::do_output_section_offset): Likewise.
2629 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2630 (Sized_relobj_incr::section_offsets_): Likewise.
2631 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2633 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2634 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2635 with accessor function.
2636 (Sized_relobj_file::do_layout): Likewise.
2637 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2638 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2639 (Sized_relobj_file::compute_final_local_value): Replace refs to
2640 section_offsets_ with accessor function.
2641 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2642 * object.h (Relobj::Relobj): Initialize new data members.
2643 (Relobj::add_dyn_reloc): New function.
2644 (Relobj::first_dyn_reloc): New function.
2645 (Relobj::dyn_reloc_count): New function.
2646 (Relobj::first_dyn_reloc_): New data member.
2647 (Relobj::dyn_reloc_count_): New data member.
2648 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2650 (Sized_relobj::Address): New typedef.
2651 (Sized_relobj::invalid_address): Move here from child class.
2652 (Sized_relobj::Sized_relobj): Initialize new data members.
2653 (Sized_relobj::sized_relobj): New function.
2654 (Sized_relobj::is_output_section_offset_invalid): Move here from
2656 (Sized_relobj::get_output_section_offset): Likewise.
2657 (Sized_relobj::local_has_got_offset): Likewise.
2658 (Sized_relobj::local_got_offset): Likewise.
2659 (Sized_relobj::set_local_got_offset): Likewise.
2660 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2661 (Sized_relobj::clear_got_offsets): New function.
2662 (Sized_relobj::section_offsets): Move here from child class.
2663 (Sized_relobj::do_output_section_offset): Likewise.
2664 (Sized_relobj::do_set_section_offset): Likewise.
2665 (Sized_relobj::Local_got_offsets): Likewise.
2666 (Sized_relobj::local_got_offsets_): Likewise.
2667 (Sized_relobj::section_offsets_): Likewise.
2668 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2670 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2672 (Sized_relobj_file::sized_relobj): New function
2673 (Sized_relobj_file::local_has_got_offset): Move to base class.
2674 (Sized_relobj_file::local_got_offset): Likewise.
2675 (Sized_relobj_file::set_local_got_offset): Likewise.
2676 (Sized_relobj_file::get_output_section_offset): Likewise.
2677 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2678 (Sized_relobj_file::do_output_section_offset): Likewise.
2679 (Sized_relobj_file::do_set_section_offset): Likewise.
2680 (Sized_relobj_file::Local_got_offsets): Likewise.
2681 (Sized_relobj_file::local_got_offsets_): Likewise.
2682 (Sized_relobj_file::section_offsets_): Likewise.
2683 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2685 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2686 (Output_reloc::get_symbol_index): Likewise.
2687 (Output_reloc::local_section_offset): Likewise.
2688 (Output_reloc::get_address): Likewise.
2689 (Output_reloc::symbol_value): Likewise.
2690 (Output_data_got::reserve_slot): Move to class definition.
2691 (Output_data_got::reserve_local): New function.
2692 (Output_data_got::reserve_slot_for_global): Remove.
2693 (Output_data_got::reserve_global): New function.
2694 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2695 (all constructors, two instantiations).
2696 (Output_reloc::get_relobj): New function (two instantiations).
2697 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2698 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2699 (Output_data_reloc::add_global): Adjust type of relobj.
2700 (Output_data_reloc::add_global_relative): Likewise.
2701 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2702 (Output_data_reloc::add_local): Likewise.
2703 (Output_data_reloc::add_local_relative): Likewise.
2704 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2705 (Output_data_reloc::add_local_section): Likewise.
2706 (Output_data_reloc::add_output_section): Likewise.
2707 (Output_data_reloc::add_absolute): Likewise.
2708 (Output_data_reloc::add_target_specific): Likewise.
2709 (Output_data_got::reserve_slot): Move definition here.
2710 (Output_data_got::reserve_local): New function.
2711 (Output_data_got::reserve_global): New function.
2712 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2713 section_offsets_ with accessor function.
2714 (Sized_relobj_file::write_sections): Likewise.
2715 (Sized_relobj_file::do_relocate_sections): Likewise.
2716 * target.h (Sized_target::reserve_local_got_entry): New function.
2717 (Sized_target::reserve_global_got_entry): New function.
2718 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2719 (Target_x86_64::reserve_global_got_entry): New function.
2720 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2722 2011-05-23 Cary Coutant <ccoutant@google.com>
2724 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2725 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2726 bit when checking got_type.
2727 * incremental.cc (Sized_incremental_binary::setup_readers):
2728 Store symbol table and string table locations; initialize bit vector
2729 of file status flags.
2730 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2732 (Sized_incremental_binary::do_process_got_plt): New function.
2733 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2734 (Output_section_incremental_inputs::set_final_data_size): Record
2735 file index for each input file.
2736 (Output_section_incremental_inputs::write_got_plt): Store file index
2737 instead of input entry offset for each GOT entry.
2739 (Incremental_input_entry::Incremental_input_entry): Initialize new
2741 (Incremental_input_entry::set_offset): Store file index.
2742 (Incremental_input_entry::get_file_index): New function.
2743 (Incremental_input_entry::file_index_): New data member.
2744 (Incremental_binary::process_got_plt): New function.
2745 (Incremental_binary::do_process_got_plt): New function.
2746 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2748 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2749 (Sized_incremental_binary::set_file_is_unchanged): New function.
2750 (Sized_incremental_binary::file_is_unchanged): New function.
2751 (Sized_incremental_binary::do_process_got_plt): New function.
2752 (Sized_incremental_binary::file_status_): New data member.
2753 (Sized_incremental_binary::main_symtab_loc_): New data member.
2754 (Sized_incremental_binary::main_strtab_loc_): New data member.
2755 * output.cc (Output_data_got::Got_entry::write): Add case
2757 (Output_data_got::add_global): Call add_got_entry.
2758 (Output_data_got::add_global_plt): Likewise.
2759 (Output_data_got::add_global_with_rel): Likewise.
2760 (Output_data_got::add_global_with_rela): Likewise.
2761 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2762 (Output_data_got::add_global_pair_with_rela): Likewise.
2763 (Output_data_got::add_local): Call add_got_entry.
2764 (Output_data_got::add_local_plt): Likewise.
2765 (Output_data_got::add_local_with_rel): Likewise.
2766 (Output_data_got::add_local_with_rela): Likewise.
2767 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2768 (Output_data_got::add_local_pair_with_rela): Likewise.
2769 (Output_data_got::reserve_slot): New function.
2770 (Output_data_got::reserve_slot_for_global): New function.
2771 (Output_data_got::add_got_entry): New function.
2772 (Output_data_got::add_got_entry_pair): New function.
2773 (Output_section::add_output_section_data): Edit FIXME.
2775 (Output_section_data_build::Output_section_data_build): New
2776 constructor with size parameter.
2777 (Output_data_space::Output_data_space): Likewise.
2778 (Output_data_got::Output_data_got): Initialize new data member; new
2779 constructor with size parameter.
2780 (Output_data_got::add_constant): Call add_got_entry.
2781 (Output_data_got::reserve_slot): New function.
2782 (Output_data_got::reserve_slot_for_global): New function.
2783 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2784 (Output_data_got::add_got_entry): New function.
2785 (Output_data_got::add_got_entry_pair): New function.
2786 (Output_data_got::free_list_): New data member.
2787 * target.h (Sized_target::init_got_plt_for_update): New function.
2788 (Sized_target::register_global_plt_entry): New function.
2789 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2790 Initialize new data member; call init; add constructor with PLT count.
2791 (Output_data_plt_x86_64::init): New function.
2792 (Output_data_plt_x86_64::add_relocation): New function.
2793 (Output_data_plt_x86_64::reserve_slot): New function.
2794 (Output_data_plt_x86_64::free_list_): New data member.
2795 (Target_x86_64::init_got_plt_for_update): New function.
2796 (Target_x86_64::register_global_plt_entry): New function.
2797 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2798 incremental updates.
2799 (Output_data_plt_x86_64::add_relocation): New function.
2800 * testsuite/object_unittest.cc (Object_test): Set default options.
2802 2011-05-16 Ian Lance Taylor <iant@google.com>
2804 * options.h (class General_options): Make -i a synonym for -r.
2806 2011-05-16 Ian Lance Taylor <iant@google.com>
2808 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2810 2011-05-10 Cary Coutant <ccoutant@google.com>
2812 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2815 2011-05-06 Ian Lance Taylor <iant@google.com>
2817 * layout.cc (Layout::layout): If the output section flags change,
2818 update the ordering.
2820 2011-04-25 Cary Coutant <ccoutant@google.com>
2822 * incremental-dump.cc (dump_incremental_inputs): Print local
2823 symbol info for each input file.
2825 (Output_section_incremental_inputs::set_final_data_size): Add local
2826 symbol info to input file entries in incremental info.
2827 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2828 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2829 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2830 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2832 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2833 (Sized_incr_relobj::do_relocate): Write the local symbols.
2834 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2835 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2836 Adjust size of input file header.
2837 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2838 (Incremental_inputs_reader::get_local_symbol_count): New function.
2839 (Incremental_inputs_reader::get_input_section): Adjust size of input
2841 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2842 (Sized_incr_relobj::This): New typedef.
2843 (Sized_incr_relobj::sym_size): New const data member.
2844 (Sized_incr_relobj::Local_symbol): New struct.
2845 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2846 (Sized_incr_relobj::do_local_symbol_offset): New function.
2847 (Sized_incr_relobj::local_symbol_count_): New data member.
2848 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2849 (Sized_incr_relobj::local_symbol_index_): New data member.
2850 (Sized_incr_relobj::local_symbol_offset_): New data member.
2851 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2852 (Sized_incr_relobj::local_symbols_): New data member.
2853 * object.h (Relobj::output_local_symbol_count): New function.
2854 (Relobj::local_symbol_offset): New function.
2855 (Relobj::do_output_local_symbol_count): New function.
2856 (Relobj::do_local_symbol_offset): New function.
2857 (Sized_relobj::do_output_local_symbol_count): New function.
2858 (Sized_relobj::do_local_symbol_offset): New function.
2860 2011-04-22 Vladimir Simonov <sv@sw.ru>
2862 * descriptors.cc (set_close_on_exec): New function.
2863 (Descriptors::open): Use set_close_on_exec.
2864 * output.cc (S_ISLNK): Define if not defined.
2866 2011-04-22 Cary Coutant <ccoutant@google.com>
2868 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2870 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2871 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2872 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2874 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2875 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2876 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2878 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2880 (Incremental_binary::apply_incremental_relocs): New function.
2881 (Incremental_binary::do_apply_incremental_relocs): New function.
2882 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2884 (Sized_incremental_binary::add_global_symbol): New function.
2885 (Sized_incremental_binary::global_symbol): New function.
2886 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2887 (Sized_incremental_binary::symbol_map_): New data member.
2888 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2889 * target.h (Sized_target::apply_relocation): New function.
2890 * target-reloc.h (apply_relocation): New function.
2891 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2893 2011-04-22 Doug Kwan <dougkwan@google.com>
2895 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2896 flag of a SHT_ARM_EXIDX section.
2897 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2898 * testsuite/Makefile.in: Regenerate.
2899 * testsuite/arm_exidx_test.s: New file.
2900 * testsuite/arm_exidx_test.sh: Same.
2902 2011-04-20 Cary Coutant <ccoutant@google.com>
2905 * archive.h (Incremental_archive_entry::Archive_member):
2906 Initialize arg_serial_ (second constructor).
2908 2011-04-17 Ian Lance Taylor <iant@google.com>
2910 * object.cc (Relocate_info::location): Simplify location string.
2911 * errors.cc (Errors::error_at_location): Don't print program
2913 (Errors::warning_at_location): Likewise.
2914 (Errors::undefined_symbol): Likewise.
2915 * testsuite/debug_msg.sh: Update accordingly.
2917 2011-04-14 Cary Coutant <ccoutant@google.com>
2919 * gold/layout.cc (Layout::symtab_section_offset): New function.
2920 * gold/layout.h (Layout::symtab_section_offset): New function.
2921 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2923 2011-04-12 Ian Lance Taylor <iant@google.com>
2925 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2926 with MREMAP_MAYMOVE.
2927 * output.h (class Output_file): Add map_is_allocated_ field.
2928 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2929 not available, provide stubs. If mremap is not available, #define
2931 (MREMAP_MAYMOVE): Define if not defined.
2932 (Output_file::Output_file): Initialize map_is_allocated_.
2933 (Output_file::resize): Check map_is_allocated_.
2934 (Output_file::map_anonymous): If mmap fails, use malloc.
2935 (Output_file::unmap): Don't do anything for an anonymous map.
2936 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2937 is not available, provide stubs.
2938 (File_read::View::~View): Use free rather than delete[].
2939 (File_read::make_view): Use malloc rather than new[]. If mmap
2941 (File_read::find_or_make_view): Use malloc rather than new[].
2942 * gold.h: Remove HAVE_REMAP code.
2943 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2944 exists. Rename mremap to gold_mremap. If mmap is not available
2946 * configure, config.in: Rebuild.
2948 2011-04-11 Ian Lance Taylor <iant@google.com>
2950 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2951 initialize local variable v.
2953 2011-04-11 Cary Coutant <ccoutant@google.com>
2955 * archive.cc (Archive::include_member): Adjust call to
2957 (Add_archive_symbols::run): Track argument serial numbers.
2958 (Lib_group::include_member): Likewise.
2959 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2960 * archive.h (Incremental_archive_entry::Archive_member):
2961 Initialize arg_serial_.
2962 (Archive_member::arg_serial_): New data member.
2963 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2964 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2966 (Sized_dynobj::do_for_all_local_got_entries): New function.
2967 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2969 * fileread.cc (get_mtime): New function.
2970 * fileread.h (get_mtime): New function.
2971 * gold.cc (queue_initial_tasks): Check for incremental update.
2972 (process_incremental_input): New function.
2973 (queue_middle_tasks): Don't force valid target for incremental
2975 * incremental-dump.cc (find_input_containing_global): Adjust
2976 size of symbol info entry.
2977 (dump_incremental_inputs): Dump argument serial number and
2978 in_system_directory flag; bias shndx by 1; print symbol names
2979 when dumping per-file symbol lists; use new symbol info readers.
2981 (Output_section_incremental_inputs:update_data_size): New function.
2982 (Sized_incremental_binary::setup_readers): Setup input readers
2983 for each input file; build maps for files added from libraries
2985 (Sized_incremental_binary::check_input_args): New function.
2986 (Sized_incremental_binary::do_check_inputs): Build map of argument
2987 serial numbers to input arguments.
2988 (Sized_incremental_binary::do_file_has_changed): Rename
2989 do_file_is_unchanged to this; compare file modification times.
2990 (Sized_incremental_binary::do_init_layout): New function.
2991 (Sized_incremental_binary::do_reserve_layout): New function.
2992 (Sized_incremental_binary::do_get_input_reader): Remove.
2993 (Sized_incremental_binary::get_symtab_view): New function.
2994 (Incremental_checker::can_incrementally_link_output_file): Remove.
2995 (Incremental_inputs::report_command_line): Exclude --debug options.
2996 (Incremental_inputs::report_archive_begin): Add parameter; track
2997 argument serial numbers; don't put input file entry for archive
2998 before archive members.
2999 (Incremental_inputs::report_archive_end): Put input file entry
3000 for archive after archive members.
3001 (Incremental_inputs::report_object): Add parameter; track argument
3002 serial numbers and in_system_directory flag.
3003 (Incremental_inputs::report_script): Add parameter; track argument
3005 (Output_section_incremental_inputs::set_final_data_size): Adjust
3006 size of symbol info entry; check for forwarding symbols.
3007 (Output_section_incremental_inputs::write_input_files): Write
3008 in_system_directory flag and argument serial number.
3009 (Output_section_incremental_inputs::write_info_blocks): Map section
3010 indices between incremental info and original input file; store
3011 input section index for each symbol.
3012 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3013 change operator() to visit().
3014 (class Global_got_offset_visitor): Likewise.
3015 (class Global_symbol_visitor_got_plt):
3016 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3018 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3019 (Sized_incr_relobj::do_read_symbols): New function.
3020 (Sized_incr_relobj::do_layout): New function.
3021 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3022 (Sized_incr_relobj::do_add_symbols): New function.
3023 (Sized_incr_relobj::do_should_include_member): New function.
3024 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3025 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3026 (Sized_incr_relobj::do_section_size): New function.
3027 (Sized_incr_relobj::do_section_name): New function.
3028 (Sized_incr_relobj::do_section_contents): New function.
3029 (Sized_incr_relobj::do_section_flags): New function.
3030 (Sized_incr_relobj::do_section_entsize): New function.
3031 (Sized_incr_relobj::do_section_address): New function.
3032 (Sized_incr_relobj::do_section_type): New function.
3033 (Sized_incr_relobj::do_section_link): New function.
3034 (Sized_incr_relobj::do_section_info): New function.
3035 (Sized_incr_relobj::do_section_addralign): New function.
3036 (Sized_incr_relobj::do_initialize_xindex): New function.
3037 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3038 (Sized_incr_relobj::do_read_relocs): New function.
3039 (Sized_incr_relobj::do_gc_process_relocs): New function.
3040 (Sized_incr_relobj::do_scan_relocs): New function.
3041 (Sized_incr_relobj::do_count_local_symbols): New function.
3042 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3043 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3044 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3045 (Sized_incr_relobj::do_relocate): New function.
3046 (Sized_incr_relobj::do_set_section_offset): New function.
3047 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3048 (Sized_incr_dynobj::do_read_symbols): New function.
3049 (Sized_incr_dynobj::do_layout): New function.
3050 (Sized_incr_dynobj::do_add_symbols): New function.
3051 (Sized_incr_dynobj::do_should_include_member): New function.
3052 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3053 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3054 (Sized_incr_dynobj::do_section_size): New function.
3055 (Sized_incr_dynobj::do_section_name): New function.
3056 (Sized_incr_dynobj::do_section_contents): New function.
3057 (Sized_incr_dynobj::do_section_flags): New function.
3058 (Sized_incr_dynobj::do_section_entsize): New function.
3059 (Sized_incr_dynobj::do_section_address): New function.
3060 (Sized_incr_dynobj::do_section_type): New function.
3061 (Sized_incr_dynobj::do_section_link): New function.
3062 (Sized_incr_dynobj::do_section_info): New function.
3063 (Sized_incr_dynobj::do_section_addralign): New function.
3064 (Sized_incr_dynobj::do_initialize_xindex): New function.
3065 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3066 (make_sized_incremental_object): New function.
3067 (Incremental_library::copy_unused_symbols): New function.
3068 (Incremental_library::do_for_all_unused_symbols): New function.
3069 * incremental.h (enum Incremental_input_flags): New type.
3070 (class Incremental_checker): Remove.
3071 (Incremental_input_entry::Incremental_input_entry): Add argument
3073 (Incremental_input_entry::arg_serial): New function.
3074 (Incremental_input_entry::set_is_in_system_directory): New function.
3075 (Incremental_input_entry::is_in_system_directory): New function.
3076 (Incremental_input_entry::arg_serial_): New data member.
3077 (Incremental_input_entry::is_in_system_directory_): New data member.
3078 (class Script_info): Move here from script.h.
3079 (Script_info::Script_info): Add filename parameter.
3080 (Script_info::filename): New function.
3081 (Script_info::filename_): New data member.
3082 (Incremental_script_entry::Incremental_script_entry): Add argument
3084 (Incremental_object_entry::Incremental_object_entry): Likewise.
3085 (Incremental_object_entry::add_input_section): Build list of input
3086 sections with map to original shndx.
3087 (Incremental_object_entry::get_input_section_index): New function.
3088 (Incremental_object_entry::shndx_): New data member.
3089 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3090 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3091 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3093 (Incremental_inputs::report_archive_begin): Likewise.
3094 (Incremental_inputs::report_object): Likewise.
3095 (Incremental_inputs::report_script): Likewise.
3096 (class Incremental_global_symbol_reader): New class.
3097 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3098 and store flags and input file type.
3099 (Incremental_input_entry_reader::arg_serial): New function.
3100 (Incremental_input_entry_reader::type): Extract type from flags.
3101 (Incremental_input_entry_reader::is_in_system_directory): New function.
3102 (Incremental_input_entry_reader::get_input_section_count): Call
3103 accessor function for type.
3104 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3105 function for type; adjust size of global symbol entry.
3106 (Incremental_input_entry_reader::get_global_symbol_count): Call
3107 accessor function for type.
3108 (Incremental_input_entry_reader::get_object_count): Likewise.
3109 (Incremental_input_entry_reader::get_object_offset): Likewise.
3110 (Incremental_input_entry_reader::get_member_count): Likewise.
3111 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3112 (Incremental_input_entry_reader::get_member_offset): Likewise.
3113 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3114 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3115 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3116 (Incremental_input_entry_reader::get_global_symbol_reader): New
3118 (Incremental_input_entry_reader::get_output_symbol_index): New
3120 (Incremental_input_entry_reader::type_): Remove.
3121 (Incremental_input_entry_reader::flags_): New data member.
3122 (Incremental_inputs_reader::input_file_offset): New function.
3123 (Incremental_inputs_reader::input_file_index): New function.
3124 (Incremental_inputs_reader::input_file): Call input_file_offset.
3125 (Incremental_inputs_reader::input_file_at_offset): New function.
3126 (Incremental_relocs_reader::get_r_type): Reformat.
3127 (Incremental_relocs_reader::get_r_shndx): Reformat.
3128 (Incremental_relocs_reader::get_r_offset): Reformat.
3129 (Incremental_relocs_reader::data): New function.
3130 (Incremental_binary::Incremental_binary): Initialize new data members.
3131 (Incremental_binary::check_inputs): Add cmdline parameter.
3132 (Incremental_binary::file_is_unchanged): Remove.
3133 (Input_reader::arg_serial): New function.
3134 (Input_reader::get_unused_symbol_count): New function.
3135 (Input_reader::get_unused_symbol): New function.
3136 (Input_reader::do_arg_serial): New function.
3137 (Input_reader::do_get_unused_symbol_count): New function.
3138 (Input_reader::do_get_unused_symbol): New function.
3139 (Incremental_binary::input_file_count): New function.
3140 (Incremental_binary::get_input_reader): Change signature to use
3141 index instead of filename.
3142 (Incremental_binary::file_has_changed): New function.
3143 (Incremental_binary::get_input_argument): New function.
3144 (Incremental_binary::get_library): New function.
3145 (Incremental_binary::get_script_info): New function.
3146 (Incremental_binary::init_layout): New function.
3147 (Incremental_binary::reserve_layout): New function.
3148 (Incremental_binary::output_file): New function.
3149 (Incremental_binary::do_check_inputs): New function.
3150 (Incremental_binary::do_file_is_unchanged): Remove.
3151 (Incremental_binary::do_file_has_changed): New function.
3152 (Incremental_binary::do_init_layout): New function.
3153 (Incremental_binary::do_reserve_layout): New function.
3154 (Incremental_binary::do_input_file_count): New function.
3155 (Incremental_binary::do_get_input_reader): Change signature.
3156 (Incremental_binary::input_args_map_): New data member.
3157 (Incremental_binary::library_map_): New data member.
3158 (Incremental_binary::script_map_): New data member.
3159 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3161 (Sized_incremental_binary::output_section): New function.
3162 (Sized_incremental_binary::inputs_reader): Add const.
3163 (Sized_incremental_binary::symtab_reader): Add const.
3164 (Sized_incremental_binary::relocs_reader): Add const.
3165 (Sized_incremental_binary::got_plt_reader): Add const.
3166 (Sized_incremental_binary::get_symtab_view): New function.
3167 (Sized_incremental_binary::Inputs_reader): New typedef.
3168 (Sized_incremental_binary::Input_entry_reader): New typedef.
3169 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3170 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3171 (Sized_incremental_binary::do_file_has_changed): New function.
3172 (Sized_incremental_binary::do_init_layout): New function.
3173 (Sized_incremental_binary::do_reserve_layout): New function.
3174 (Sized_input_reader::Inputs_reader): Remove.
3175 (Sized_input_reader::Input_entry_reader): Remove.
3176 (Sized_input_reader::do_arg_serial): New function.
3177 (Sized_input_reader::do_get_unused_symbol_count): New function.
3178 (Sized_input_reader::do_get_unused_symbol): New function.
3179 (Sized_incremental_binary::do_input_file_count): New function.
3180 (Sized_incremental_binary::do_get_input_reader): Change signature;
3181 use index instead of filename.
3182 (Sized_incremental_binary::section_map_): New data member.
3183 (Sized_incremental_binary::input_entry_readers_): New data member.
3184 (class Sized_incr_relobj): New class.
3185 (class Sized_incr_dynobj): New class.
3186 (make_sized_incremental_object): New function.
3187 (class Incremental_library): New class.
3188 * layout.cc (Free_list::num_lists): New static data member.
3189 (Free_list::num_nodes): New static data member.
3190 (Free_list::num_removes): New static data member.
3191 (Free_list::num_remove_visits): New static data member.
3192 (Free_list::num_allocates): New static data member.
3193 (Free_list::num_allocate_visits): New static data member.
3194 (Free_list::init): New function.
3195 (Free_list::remove): New function.
3196 (Free_list::allocate): New function.
3197 (Free_list::dump): New function.
3198 (Free_list::print_stats): New function.
3199 (Layout_task_runner::run): Resize output file for incremental updates.
3200 (Layout::Layout): Initialize new data members.
3201 (Layout::set_incremental_base): New function.
3202 (Layout::init_fixed_output_section): New function.
3203 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3204 incremental updates.
3205 (Layout::create_gold_note): Do not create gold note section for
3206 incremental updates.
3207 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3208 for incremental updates.
3209 (Layout::set_section_offsets): For incremental updates, allocate space
3211 (Layout::create_symtab_sections): Layout with offsets relative to
3212 start of section; for incremental updates, allocate space from free
3214 (Layout::create_shdrs): For incremental updates, allocate space from
3216 (Layout::finish_dynamic_section): For incremental updates, do not
3217 check --as-needed (fixed in subsequent patch).
3218 * layout.h (class Free_list): New class.
3219 (Layout::set_incremental_base): New function.
3220 (Layout::incremental_base): New function.
3221 (Layout::init_fixed_output_section): New function.
3222 (Layout::allocate): New function.
3223 (Layout::incremental_base_): New data member.
3224 (Layout::free_list_): New data member.
3225 * main.cc (main): Print Free_list statistics.
3226 * object.cc (Relobj::finalize_incremental_relocs): Add
3227 clear_counts parameter; clear counts only when clear_counts is set.
3228 (Sized_relobj::Sized_relobj): Initialize new base class.
3229 (Sized_relobj::do_layout): Don't report special sections.
3230 (Sized_relobj::do_for_all_local_got_entries): New function.
3231 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3232 symtab_off to all symbol table offsets.
3233 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3234 * object.h (class Got_offset_list): Move to top of file.
3235 (Object::Object): Allow case where input_file == NULL.
3236 (Object::~Object): Likewise.
3237 (Object::input_file): Assert that input_file != NULL.
3238 (Object::lock): Allow case where input_file == NULL.
3239 (Object::unlock): Likewise.
3240 (Object::is_locked): Likewise.
3241 (Object::token): Likewise.
3242 (Object::release): Likewise.
3243 (Object::is_incremental): New function.
3244 (Object::get_mtime): New function.
3245 (Object::for_all_local_got_entries): New function.
3246 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3247 (Object::set_is_in_system_directory): New function.
3248 (Object::is_in_system_directory): New function.
3249 (Object::do_is_incremental): New function.
3250 (Object::do_get_mtime): New function.
3251 (Object::do_for_all_local_got_entries): New function.
3252 (Object::is_in_system_directory_): New data member.
3253 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3254 (class Sized_relobj_base): New class.
3255 (class Sized_relobj): Derive from Sized_relobj_base.
3256 (class Sized_relobj::Symbols): Redeclare from base class.
3257 (class Sized_relobj::local_got_offset_list): Remove.
3258 (class Sized_relobj::Output_sections): Redeclare from base class.
3259 (class Sized_relobj::do_for_all_local_got_entries): New function.
3260 (class Sized_relobj::write_local_symbols): Add offset parameter.
3261 (class Sized_relobj::local_symbol_offset_): Update comment.
3262 (class Sized_relobj::local_dynsym_offset_): Update comment.
3263 * options.cc (Input_arguments::add_file): Remove const.
3264 * options.h (Input_file_argument::Input_file_argument):
3265 Initialize arg_serial_ (all constructors).
3266 (Input_file_argument::set_arg_serial): New function.
3267 (Input_file_argument::arg_serial): New function.
3268 (Input_file_argument::arg_serial_): New data member.
3269 (Input_arguments::Input_arguments): Initialize file_count_.
3270 (Input_arguments::add_file): Remove const.
3271 (Input_arguments::number_of_input_files): New function.
3272 (Input_arguments::file_count_): New data member.
3273 (Command_line::number_of_input_files): Call
3274 Input_arguments::number_of_input_files.
3275 * output.cc (Output_segment_headers::Output_segment_headers):
3277 (Output_section::Input_section::current_data_size): New function.
3278 (Output_section::Output_section): Initialize new data members.
3279 (Output_section::add_input_section): Don't do merge sections for
3280 an incremental link; allocate space from free list for an
3282 (Output_section::add_output_section_data): Allocate space from
3283 free list for an incremental update.
3284 (Output_section::update_data_size): New function.
3285 (Output_section::set_fixed_layout): New function.
3286 (Output_section::reserve): New function.
3287 (Output_segment::set_section_addresses): Remove const.
3288 (Output_segment::set_section_list_addresses): Remove const; allocate
3289 space from free list for an incremental update.
3290 (Output_segment::set_offset): Adjust size of RELRO segment for an
3292 * output.h (Output_data::current_data_size): Move here from
3294 (Output_data::pre_finalize_data_size): New function.
3295 (Output_data::update_data_size): New function.
3296 (Output_section_headers::update_data_size): new function.
3297 (Output_section_data_build::current_data_size): Move to Output_data.
3298 (Output_data_strtab::update_data_size): New function.
3299 (Output_section::current_data_size): Move to Output_data.
3300 (Output_section::set_fixed_layout): New function.
3301 (Output_section::has_fixed_layout): New function.
3302 (Output_section::reserve): New function.
3303 (Output_section::update_data_size): New function.
3304 (Output_section::has_fixed_layout_): New data member.
3305 (Output_section::free_list_): New data member.
3306 (Output_segment::set_section_addresses): Remove const.
3307 (Output_segment::set_section_list_addresses): Remove const.
3308 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3310 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3312 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3313 parameter when calling Add_symbols constructor; store argument
3314 serial number for members of a lib group.
3315 (Add_symbols::locks): Allow case where token == NULL.
3316 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3317 (Read_member::~Read_member): New function.
3318 (Read_member::is_runnable): New function.
3319 (Read_member::locks): New function.
3320 (Read_member::run): New function.
3321 (Check_script::~Check_script): New function.
3322 (Check_script::is_runnable): New function.
3323 (Check_script::locks): New function.
3324 (Check_script::run): New function.
3325 (Check_library::~Check_library): New function.
3326 (Check_library::is_runnable): New function.
3327 (Check_library::locks): New function.
3328 (Check_library::run): New function.
3329 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3330 (Add_symbols::library_): New data member.
3331 (class Read_member): New class.
3332 (class Check_script): New class.
3333 (class Check_library): New class.
3334 * reloc.cc (Read_relocs::is_runnable): Allow case where
3336 (Read_relocs::locks): Likewise.
3337 (Scan_relocs::locks): Likewise.
3338 (Relocate_task::locks): Likewise.
3339 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3341 (Sized_relobj::incremental_relocs_scan): Fix comment.
3342 (Sized_relobj::do_relocate): Pass output file offset to
3343 write_local_symbols.
3344 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3345 from class declaration.
3346 * script.cc (read_input_script): Allocate Script_info; pass
3347 argument serial number to report_script.
3348 * script.h (class Script_info): Move to incremental.h.
3349 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3350 * symtab.h (Symbol_table::add_from_incrobj): New function.
3351 (Symbol_table::set_file_offset): New function.
3353 2011-04-05 Cary Coutant <ccoutant@google.com>
3355 * incremental-dump.cc (dump_incremental_inputs): Change signature
3356 to take a Sized_incremental_binary; change caller. Use readers
3357 in Sized_incremental_binary.
3359 (Sized_incremental_binary::find_incremental_inputs_sections):
3360 Rename do_find_incremental_inputs_sections to this.
3361 (Sized_incremental_binary::setup_readers): New function.
3362 (Sized_incremental_binary::do_check_inputs): Check
3363 has_incremental_info_ flag; move setup code to setup_readers;
3365 (Sized_incremental_binary::do_file_is_unchanged): New function.
3366 (Sized_incremental_binary::do_get_input_reader): New function.
3367 * incremental.h (class Incremental_binary): Move to end of file.
3368 (Incremental_binary::file_is_unchanged): New function.
3369 (Incremental_binary::do_file_is_unchanged): New function.
3370 (Incremental_binary::Input_reader): New class.
3371 (Incremental_binary::get_input_reader): New function.
3372 (class Sized_incremental_binary): Move to end of file.
3373 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3374 input section reader classes.
3375 (Sized_incremental_binary::has_incremental_info): New function.
3376 (Sized_incremental_binary::inputs_reader): New function.
3377 (Sized_incremental_binary::symtab_reader): New function.
3378 (Sized_incremental_binary::relocs_reader): New function.
3379 (Sized_incremental_binary::got_plt_reader): New function.
3380 (Sized_incremental_binary::do_file_is_unchanged): New function.
3381 (Sized_incremental_binary::Sized_input_reader): New class.
3382 (Sized_incremental_binary::get_input_reader): New function.
3383 (Sized_incremental_binary::find_incremental_inputs_sections):
3384 Rename do_find_incremental_inputs_sections to this.
3385 (Sized_incremental_binary::setup_readers): New function.
3386 (Sized_incremental_binary::has_incremental_info_): New data member.
3387 (Sized_incremental_binary::inputs_reader_): New data member.
3388 (Sized_incremental_binary::symtab_reader_): New data member.
3389 (Sized_incremental_binary::relocs_reader_): New data member.
3390 (Sized_incremental_binary::got_plt_reader_): New data member.
3391 (Sized_incremental_binary::current_input_file_): New data member.
3393 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3396 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3399 2011-03-30 Cary Coutant <ccoutant@google.com>
3401 * archive.cc (Archive::include_member): Adjust call to report_object.
3402 (Add_archive_symbols::run): Add script_info to call to
3403 report_archive_begin.
3404 (Lib_group::include_member): Adjust call to report_object.
3405 (Add_lib_group_symbols::run): Adjust call to report_object.
3406 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3407 blocks. Add object count for script input files.
3408 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3409 script_info parameter; change all callers.
3410 (Incremental_inputs::report_object): Add script_info parameter;
3412 (Incremental_inputs::report_script): Store backpointer to
3413 incremental info entry.
3414 (Output_section_incremental_inputs::set_final_data_size): Record
3415 additional information for scripts.
3416 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3417 * incremental.h (Incremental_script_entry::add_object): New function.
3418 (Incremental_script_entry::get_object_count): New function.
3419 (Incremental_script_entry::get_object): New function.
3420 (Incremental_script_entry::objects_): New data member; adjust
3422 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3423 (Incremental_inputs::report_object): Add script_info parameter.
3424 (Incremental_inputs_reader::get_object_count): New function.
3425 (Incremental_inputs_reader::get_object_offset): New function.
3426 * options.cc (Input_arguments::add_file): Return reference to
3428 * options.h (Input_argument::set_script_info): New function.
3429 (Input_argument::script_info): New function.
3430 (Input_argument::script_info_): New data member; adjust all
3432 (Input_file_group::add_file): Return reference to new input argument.
3433 (Input_file_lib::add_file): Likewise.
3434 (Input_arguments::add_file): Likewise.
3435 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3436 * script.cc (Parser_closure::Parser_closure): Add script_info
3437 parameter; adjust all callers.
3438 (Parser_closure::script_info): New function.
3439 (Parser_closure::script_info_): New data member.
3440 (read_input_script): Report scripts earlier to incremental info.
3441 (script_add_file): Set script_info in Input_argument.
3442 (script_add_library): Likewise.
3443 * script.h (Script_options::Script_info): Rewrite class.
3445 2011-03-29 Cary Coutant <ccoutant@google.com>
3447 * archive.cc (Library_base::should_include_member): Move
3448 method here from class Archive.
3449 (Archive::Archive): Initialize base class.
3450 (Archive::should_include_member): Move to base class.
3451 (Archive::do_for_all_unused_symbols): New function.
3452 (Add_archive_symbols::run): Remove redundant access to
3454 (Lib_group::Lib_group): Initialize base class.
3455 (Lib_group::do_filename): New function.
3456 (Lib_group::include_member): Pass pointer to Lib_group to
3458 (Lib_group::do_for_all_unused_symbols): New function.
3459 (Add_lib_group_symbols::run): Report archive information for
3461 * archive.h (class Library_base): New base class.
3462 (class Archive): Derive from Library_base.
3463 (Archive::filename): Move to base class.
3464 (Archive::set_incremental_info): Likewise.
3465 (Archive::incremental_info): Likewise.
3466 (Archive::Should_include): Likewise.
3467 (Archive::should_include_member): Likewise.
3468 (Archive::Armap_entry): Remove.
3469 (Archive::Unused_symbol_iterator): Remove.
3470 (Archive::unused_symbols_begin): Remove.
3471 (Archive::unused_symbols_end): Remove.
3472 (Archive::do_filename): New function.
3473 (Archive::do_get_mtime): New function.
3474 (Archive::do_for_all_unused_symbols): New function.
3475 (Archive::task_): Move to base class.
3476 (Archive::incremental_info_): Likewise.
3477 (class Lib_group): Derive from Library_base.
3478 (Lib_group::do_filename): New function.
3479 (Lib_group::do_get_mtime): New function.
3480 (Lib_group::do_for_all_unused_symbols): New function.
3481 (Lib_group::task_): Move to base class.
3482 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3484 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3486 * incremental.cc (Incremental_inputs::report_archive_begin):
3487 Use Library_base; call library's get_mtime; add incremental inputs
3488 entry before members.
3489 (class Unused_symbol_visitor): New class.
3490 (Incremental_inputs::report_archive_end): Use Library_base; use
3491 visitor class to record unused symbols; don't add incremental inputs
3492 entry after members.
3493 (Incremental_inputs::report_object): Use Library_base.
3495 (Incremental_archive_entry::Incremental_archive_entry): Remove
3496 unused Archive parameter.
3497 (Incremental_inputs::report_archive_begin): Use Library_base.
3498 (Incremental_inputs::report_archive_end): Likewise.
3499 (Incremental_inputs::report_object): Likewise.
3500 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3502 * object.h (Object::for_all_global_symbols): New function.
3503 (Object::do_for_all_global_symbols): New function.
3504 (Sized_relobj::do_for_all_global_symbols): New function.
3505 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3507 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3510 2011-03-27 Ian Lance Taylor <iant@google.com>
3512 * archive.cc (Archive::interpret_header): Return -1 if something
3513 goes wrong. Change callers accordingly.
3515 2011-03-25 Cary Coutant <ccoutant@google.com>
3517 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3518 * testsuite/Makefile.in: Regenerate.
3520 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3522 * plugin.cc (get_view): New.
3523 (Plugin::load): Pass get_view to the plugin.
3524 (Plugin_manager::get_view): New.
3526 2011-03-21 Ian Lance Taylor <iant@google.com>
3528 * testsuite/final_layout.sh: Rewrite to not use dc.
3529 * testsuite/relro_test.sh: Fail if dc is not present.
3531 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3533 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3535 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3536 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3538 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3539 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3541 2011-03-14 Ian Lance Taylor <iant@google.com>
3543 * script-sections.cc (Sort_output_sections::script_compare):
3544 Rename from is_before, change return type.
3545 (Sort_output_sections::operator()): Adjust accordingly.
3547 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3550 * testsuite/odr_violation2.cc: Add comment to make all error line
3551 numbers double digits.
3552 * testsuite/debug_msg.sh: Adjust expected errors.
3554 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3556 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3557 but mark earlier ones as non-canonical
3558 (offset_to_iterator): Update search target and example
3559 (do_addr2line): Return extra lines in a vector*
3560 (format_file_lineno): Extract from do_addr2line
3561 (one_addr2line): Add vector* out-param
3562 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3563 when a lineno entry appeared last for its instruction
3564 (Dwarf_line_info): Add vector* out-param
3565 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3566 * symtab.cc (Odr_violation_compare): Include the lineno in the
3568 (linenos_from_loc): New. Combine the canonical line for an
3569 address with its other lines.
3570 (True_if_intersect): New. Helper functor to make
3571 std::set_intersection a query.
3572 (detect_odr_violations): Compare sets of lines instead of just
3573 one line for each function. This became less deterministic, but
3574 has fewer false positives.
3575 * symtab.h: Declarations.
3576 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3577 mix an optimized and non-optimized object in the same binary
3578 (odr_violation2.so): Same.
3579 * testsuite/Makefile.in: Regenerate from Makefile.am.
3580 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3581 * testsuite/debug_msg.sh: Update line numbers and add
3583 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3584 non-optimized context.
3585 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3586 isn't inlined, and use OdrDerived in an optimized context.
3587 * testsuite/odr_header1.h: Defines OdrDerived, where
3588 optimization will change the
3589 first-instruction-in-the-destructor's file and line number.
3590 * testsuite/odr_header2.h: Defines OdrBase.
3592 2011-03-09 Ian Lance Taylor <iant@google.com>
3594 * fileread.cc (File_read::clear_views): Don't delete the whole
3597 2011-03-08 Ian Lance Taylor <iant@google.com>
3600 * fileread.cc: #include <climits>.
3601 (GOLD_IOV_MAX): Define.
3602 (File_read::read_multiple): Limit number of entries by iov_max.
3603 * fileread.h (class File_read): Always set max_readv_entries to
3606 2011-03-07 Ian Lance Taylor <iant@google.com>
3609 * options.h (class General_options): Add -dy and -dn.
3611 2011-03-02 Cary Coutant <ccoutant@google.com>
3613 * testsuite/script_test_9.t: Add TLS segment.
3615 2011-03-02 Simon Baldwin <simonb@google.com>
3617 * configure.ac: Add check for gnu_indirect_function support in
3618 the toolchain building binutils.
3619 * configure: Rebuild.
3621 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3623 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3624 plugin only symbols.
3625 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3626 in plugin files as not needed in the symbol table.
3628 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3630 * output.cc (Output_section::add_input_section): Delay fill
3631 generation for section ordering.
3633 2011-02-09 Ian Lance Taylor <iant@google.com>
3636 * object.h (class Sized_relobj): Remove clear_local_symbols.
3637 * reloc.cc (Sized_relobj::do_relocate): Don't call
3638 clear_local_symbols.
3640 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3642 * plugin.cc (is_visible_from_outside): Return true for symbols
3645 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3647 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3650 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3652 * icf.h (is_section_foldable_candidate): Change type of parameter
3654 * icf.cc (Icf::find_identical_sections): Change type of local variable
3655 section_name to be std::string.
3656 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3658 2011-01-25 Ian Lance Taylor <iant@google.com>
3660 * script.cc (script_add_extern): Rewrite to use
3661 add_symbol_reference.
3663 2011-01-25 Doug Kwan <dougkwan@google.com>
3665 * icf.cc (get_section_contents): Always lock section's object.
3667 2011-01-24 Ian Lance Taylor <iant@google.com>
3669 * options.h (class General_options): Accept
3670 --no-detect-odr-violations.
3672 2011-01-24 Ian Lance Taylor <iant@google.com>
3674 * version.cc (version_string): Bump to 1.11.
3676 2011-01-24 Ian Lance Taylor <iant@google.com>
3678 * plugin.cc (class Plugin_rescan): Define new class.
3679 (Plugin_manager::claim_file): Set any_claimed_.
3680 (Plugin_manager::save_archive): New function.
3681 (Plugin_manager::save_input_group): New function.
3682 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3684 (Plugin_manager::new_undefined_symbol): New function.
3685 (Plugin_manager::rescan): New function.
3686 (Plugin_manager::rescannable_defines): New function.
3687 (Plugin_manager::add_input_file): Set any_added_.
3688 * plugin.h (class Plugin_manager): define new fields rescannable_,
3689 undefined_symbols_, any_claimed_, and any_added_. Declare
3690 Plugin_rescan as friend. Declare new functions.
3691 (Plugin_manager::Rescannable): Define type.
3692 (Plugin_manager::Rescannable_list): Define type.
3693 (Plugin_manager::Undefined_symbol_list): Define type.
3694 (Plugin_manager::Plugin_manager): Initialize new fields.
3695 * archive.cc (Archive::defines_symbol): New function.
3696 (Add_archive_symbols::run): Pass archive to plugins if any.
3697 * archive.h (class Archive): Declare defines_symbol.
3698 * readsyms.cc (Input_group::~Input_group): New function.
3699 (Finish_group::run): Pass input_group to plugins if any.
3700 * readsyms.h (class Input_group): Declare destructor.
3701 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3704 2011-01-10 Ian Lance Taylor <iant@google.com>
3706 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3708 (Layout::set_segment_offsets): Reset increase_relro before calling
3709 set_section_addresses a second time.
3711 2011-01-04 Cary Coutant <ccoutant@google.com>
3713 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3714 sections before NOBITS sections.
3716 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3718 * version.cc (print_version): Update copyright to 2011.
3720 2010-12-23 Cary Coutant <ccoutant@google.com>
3722 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3723 of OS to this->add. Add OD parameter to second form of the function.
3725 2010-12-20 Ian Lance Taylor <iant@google.com>
3727 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3728 second of two consecutive entries with same offset.
3730 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3732 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3733 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3734 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3735 to avoid unneeded links against $(LDADD).
3736 * testsuite/Makefile.in: Regenerate.
3738 2010-12-15 Ian Lance Taylor <iant@google.com>
3741 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3742 for R_X86_64_32 and R_X86_64_PC32.
3743 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3744 ver_matching_def_pic.o.
3745 (ver_matching_def_pic.o): New target.
3747 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3749 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3750 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3751 Move definition before File_read::View member definitions.
3752 (File_read::View::~View): Initialize and hold lock before
3753 updating current_mapped_bytes.
3755 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3757 * dwarf_reader.cc: Remove outdated comment.
3758 * gold-threads.cc: Fix typo in error message.
3759 * archive.cc: Fix typos in comments.
3760 * archive.h: Likewise.
3761 * arm-reloc-property.cc: Likewise.
3762 * arm-reloc-property.h: Likewise.
3763 * arm-reloc.def: Likewise.
3765 * attributes.h: Likewise.
3766 * cref.cc: Likewise.
3767 * ehframe.cc: Likewise.
3768 * fileread.h: Likewise.
3770 * i386.cc: Likewise.
3772 * incremental.h: Likewise.
3773 * int_encoding.cc: Likewise.
3774 * layout.h: Likewise.
3775 * main.cc: Likewise.
3776 * merge.h: Likewise.
3777 * object.cc: Likewise.
3778 * object.h: Likewise.
3779 * options.cc: Likewise.
3780 * readsyms.cc: Likewise.
3781 * reduced_debug_output.cc: Likewise.
3782 * reloc.cc: Likewise.
3783 * script-sections.cc: Likewise.
3784 * sparc.cc: Likewise.
3785 * symtab.h: Likewise.
3786 * target-reloc.h: Likewise.
3787 * target.cc: Likewise.
3788 * target.h: Likewise.
3789 * timer.cc: Likewise.
3790 * timer.h: Likewise.
3791 * x86_64.cc: Likewise.
3793 2010-12-09 Cary Coutant <ccoutant@google.com>
3795 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3797 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3798 parameter; change all callers.
3799 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3800 * options.h (warn_execstack): New option.
3802 2010-12-07 Doug Kwan <dougkwan@google.com>
3804 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3805 like function call relocations.
3807 2010-12-07 Ian Lance Taylor <iant@google.com>
3809 * archive.cc (Archive::get_elf_object_for_member): Permit
3810 punconfigured to be NULL.
3811 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3812 (Archive::include_member): Pass NULL to get_elf_object_for_member
3813 if we searched for the archive and this is the first included
3816 2010-12-01 Ian Lance Taylor <iant@google.com>
3818 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3819 track_relocs_type_ field.
3820 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3821 Set track_relocs_type_.
3822 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3823 contents when using RELA relocs.
3824 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3826 * reloc.cc (Track_relocs::next_addend): New function.
3827 * reloc.h (class Track_relocs): Declare next_addend.
3829 2010-12-01 Ian Lance Taylor <iant@google.com>
3831 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3834 2010-12-01 Ian Lance Taylor <iant@google.com>
3836 * README: Update compilers known to work and fail.
3838 2010-11-23 Matthias Klose <doko@ubuntu.com>
3840 * configure.in: For --enable-gold, handle value `default' instead of
3841 `both*'. Always install ld as ld.bfd, install as ld if gold is
3843 * configure: Regenerate.
3845 2010-11-18 Doug Kwan <dougkwan@google.com>
3847 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3848 and right_alignment to be zero. Store result alignment only if it is
3849 greater than existing alignment.
3851 2010-11-16 Cary Coutant <ccoutant@google.com>
3854 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3855 Check for ".zdebug_line".
3857 2010-11-16 Doug Kwan <dougkwan@google.com>
3858 Cary Coutant <ccoutant@google.com>
3860 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3861 by reference; adjust all callers.
3862 * output.cc (Output_segment::set_section_addresses): Adjust references
3863 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3865 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3866 end at page boundary.
3868 2010-11-16 Cary Coutant <ccoutant@google.com>
3871 * layout.cc (Layout::choose_output_section): Transform names of
3872 compressed sections even when using a script with a SECTIONS clause.
3873 (Layout::output_section_name): Remove code to transform
3874 compressed debug section names.
3875 * output.cc (Output_section::add_input_section): Use uncompressed
3876 section size when tracking input sections.
3878 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3880 * symtab.h (Symbol::NON_PIC_REF): Remove.
3881 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3882 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3883 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3884 (Symbol::use_plt_offset): Take a flags argument and pass it
3885 directly to needs_dynamic_reloc. Restrict check for undefined
3886 weak symbols to function calls.
3887 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3888 (Target_arm::Scan::global): Use it.
3889 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3890 (Target_arm::Relocate::relocate): Likewise.
3891 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3892 parameter with an r_type parameter. Use get_reference_flags
3894 (Target_arm::Relocate::relocate): Update accordingly.
3895 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3896 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3897 (Target_i386::Scan::global): Likewise.
3898 (Target_i386::Relocate::relocate): Likewise.
3899 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3900 parameter with an r_type parameter. Use get_reference_flags
3902 (Target_i386::Relocate::relocate): Update accordingly.
3903 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3904 (Target_powerpc::Scan::global): Use it.
3905 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3906 (Target_powerpc::Relocate::relocate): Likewise.
3907 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3908 (Target_sparc::Scan::global): Use it.
3909 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3910 (Target_sparc::Relocate::relocate): Likewise.
3911 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3912 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3913 (Target_x86_64::Scan::global): Likewise.
3914 (Target_x86_64::Relocate::relocate): Likewise.
3916 2010-11-08 Doug Kwan <dougkwan@google.com>
3917 Cary Coutant <ccoutant@google.com>
3919 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3920 (Arm_exidx_merge_section::section_contents_): New data member.
3921 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3922 (Arm_input_section::~Arm_input_section): De-allocate memory.
3923 (Arm_input_section::original_contents_): New data member.
3924 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3925 in parameters instead of calling Object::section_contents without
3927 (Arm_output_section::group_section): New parameter TASK. Pass it
3928 to callees that need locking objects.
3929 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3930 to lock EXIDX input sections. Fix a formatting issue. Call
3931 Arm_exidx_merged_section::build_contents to create merged section
3933 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3934 to lock object of stub table owner.
3935 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3936 TEXT_SIZE to initialize data member TEXT_SIZE_.
3937 (Arm_exidx_input_section::addralign): Fix typo in comment.
3938 (Arm_exidx_input_section::text_size): New method.
3939 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3940 that require locking objects. Lock objects before scanning for stubs
3941 and updating local symbols.
3942 (Arm_input_section<big_endian>::init): Copy contents of original
3944 (Arm_input_section<big_endian>::do_write): Use saved contents of
3945 original input section instead of calling Object::section_contents
3947 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3948 size without calling Object::section_size().
3949 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3950 for size. Allocate a buffer for merged EXIDX entries.
3951 (Arm_exidx_merged_section::build_contents): New method.
3952 (Arm_exidx_merged_section::do_write): Move merge section contents
3953 building code to Arm_exidx_merged_section::build_contetns. Write
3954 out contetns in buffer instead of building it on the fly.
3955 (Arm_relobj::make_exidx_input_section): Also pass text section size
3956 to Arm_exidx_input_section constructor.
3957 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3958 (Arm_dynobj::do_read_symbols): Fix memory leak.
3959 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3960 * target.h: (class Task): Add forward declaration.
3961 (Target::relax): Add new parameter TASK and pass it to
3963 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3965 2010-11-05 Cary Coutant <ccoutant@google.com>
3968 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3969 object when reading from the file.
3970 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3972 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3973 when reading section contents.
3974 (get_section_contents): Likewise.
3975 (icf::find_identical_sections): Likewise.
3976 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3977 object when reading from the file.
3978 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3979 the object when doing deferred section layout.
3981 2010-11-03 Nick Clifton <nickc@redhat.com>
3984 * script.h (class Symbol_assignment: name): New member. Returns
3985 the name of the symbol.
3986 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3987 Returns true if the given symbol name is on the list of
3988 assignments wating to be processed.
3989 * archive.cc (should_incldue_member): If the symbol is undefined,
3990 check to see if it is on the list of symbols pending assignment.
3992 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3994 * script-sections.cc (Script_sections::find_memory_region): Check
3995 for a NULL output section pointer.
3997 2010-10-29 Doug Kwan <dougkwan@google.com>
3999 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4000 Output_section::add_relaxed_input_section.
4001 * output.cc (Output_section::add_relaxed_input_section): Add new
4002 arguments LAYOUT and NAME. Set section order index.
4003 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4004 Copy section order index.
4005 * output.h (Output_section::add_relaxed_input_section): Add new
4006 arguments LAYOUT and NAME.
4008 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4010 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4011 NATIVE_OR_CROSS_LINKER.
4012 * testsuite/Makefile.in: Regenerate.
4014 2010-10-20 Doug Kwan <dougkwan@google.com>
4016 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4017 without SHF_LINK_ORDER flags.
4018 * layout.cc (Layout::choose_output_section): Do not filter
4019 SHF_LINK_ORDER flag in a relocatable link.
4021 2010-10-17 Cary Coutant <ccoutant@google.com>
4023 * output.h (Output_segment::set_section_addresses): Change function
4024 signature. Update all callers.
4025 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4027 (Output_segment::set_section_addresses): Align after last TLS
4028 section. Add padding before last relro section instead of after.
4030 2010-10-17 Doug Kwan <dougkwan@google.com>
4032 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4033 GOT output section to be writable.
4035 2010-10-14 Cary Coutant <ccoutant@google.com>
4037 * debug.h (DEBUG_INCREMENTAL): New flag.
4038 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4039 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4041 * incremental.cc (report_command_line): Ignore all forms of
4043 * layout.cc (Layout::Layout): Check parameters for incremental link
4045 * options.cc (General_options::parse_incremental): New function.
4046 (General_options::parse_no_incremental): New function.
4047 (General_options::parse_incremental_full): New function.
4048 (General_options::parse_incremental_update): New function.
4049 (General_options::incremental_mode_): New data member.
4050 (General_options::finalize): Check incremental_mode_.
4051 * options.h (General_options): Update help text for --incremental.
4052 Add --no-incremental, --incremental-full, --incremental-update.
4053 (General_options::Incremental_mode): New enum type.
4054 (General_options::incremental_mode): New function.
4055 (General_options::incremental_mode_): New data member.
4056 * parameters.cc (Parameters::incremental_mode_): New data member.
4057 (Parameters::set_options): Set incremental_mode_.
4058 (Parameters::set_incremental_full): New function.
4059 (Parameters::incremental): New function.
4060 (Parameters::incremental_update): New function.
4061 (set_parameters_incremental_full): New function.
4062 * parameters.h (Parameters::set_incremental_full): New function.
4063 (Parameters::incremental): New function.
4064 (Parameters::incremental_update): New function.
4065 (Parameters::incremental_mode_): New data member.
4066 (set_parameters_incremental_full): New function.
4067 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4068 incremental link mode.
4069 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4070 (Sized_relobj::do_relocate_sections): Likewise.
4071 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4073 * testsuite/Makefile.in: Regenerate.
4074 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4076 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4078 * script-sections.h (class Script_sections): Make
4079 Sections_elements typedef public.
4080 * script-sections.cc (class Sort_output_sections): Add elements_
4081 field. Add constructor which sets it; change all callers.
4082 (Sort_output_sections::is_before): New function.
4083 (Sort_output_sections::operator()): Call is_before.
4084 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4086 * testsuite/script_test_10.sh: New test. Test script section
4088 * testsuite/script_test_10.t: Likewise.
4089 * testsuite/script_test_10.s: Likewise.
4090 * testsuite/Makefile.am: Wrap the cross linker tests and the
4091 common tests into NATIVE_OR_CROSS_LINKER.
4092 (check_SCRIPTS): Add script_test_10.sh.
4093 (check_DATA): Add script_test_10.stdout.
4094 (script_test_10.o, script_test_10): New targets.
4095 (script_test_10.stdout): New target.
4096 * configure, testsuite/Makefile.in: Regenerate.
4098 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4100 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4101 error for the deprecated relocations.
4102 (Target_arm::Scan::global): Likewise.
4103 (Target_arm::Relocate::relocate): Likewise.
4105 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4107 * fileread.cc (Input_file::find_file): Initialize *found_name
4108 and *namep when using the fallback search for case 4.
4110 2010-10-11 Cary Coutant <ccoutant@google.com>
4112 * options.h (class General_options): Redefine -z lazy as an alias for
4113 the negation of -z now.
4115 2010-10-11 Ian Lance Taylor <iant@google.com>
4117 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4120 2010-10-06 Nick Clifton <nickc@redhat.com>
4122 * script-sections.cc(class Memory_region): Remove
4123 current_lma_offset_ field. Rename current_vma_offset_ to
4124 current_offset_. Add last_section_ field.
4125 (Memory_region::get_current_vma_address): Rename to
4126 get_current_address.
4127 (Memory_region::get_current_lma_address): Delete.
4128 (Memory_region::increment_vma_offset): Rename to
4130 (Memory_region::increment_lma_offset): Delete.
4131 (Memory_region::attributes_compatible): New method. Returns
4132 true if the provided section is compatible with the region.
4133 (Memory_region::get_last_section): New method. Returns the last
4134 section to use the region.
4135 (Memory_region::set_last_section): New method. Stores the last
4136 section to use the region.
4137 (Script_sections::block_in_region): New method. Returns true if
4138 a block of memory is contained within a region.
4139 (Script_sections::find_memory_region): New method. Locates a
4140 memory region to be used to set a VMA or LMA address.
4141 (Output_section_definition::set_section_addresses): Add code to
4142 check for addresses set by memory regions.
4143 (Output_segment::set_section_addresses): Remove memory region
4145 (Script_sections::create_segment): Add a warning if a header
4146 segment is created outside of any region.
4147 * script-sections.h (class Script_sections): Add prototypes for
4148 find_memory_region and block_in_region methods.
4149 * testsuite/memory_test.s: Use .long instead of .word.
4150 * testsuite/memory_test.t: Add some more output sections.
4151 * testsuite/memory_test.sh: Update expected output.
4153 2010-10-02 Doug Kwan <dougkwan@google.com>
4155 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4156 defintion to symtab.h
4157 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4158 declaration to defintion.
4160 2010-10-01 Nick Clifton <nickc@redhat.com>
4162 * expression.cc (eval): Replace dummy argument with NULL.
4163 (eval_maybe_dot): Check for a NULL result section pointer.
4164 (Symbol_expression::value): Likewise.
4165 (Dot_expression::value): Likewise.
4166 (BINARY_EXPRESSION): Likewise.
4167 (Max_expression::value): Likewise.
4168 (Min_expression::value): Likewise.
4169 (Absolute_expression::value): Likewise.
4170 (Addr_expression::value_from_output_section): Likewise.
4171 (Loaddddr_expression::value_from_output_section): Likewise.
4172 (Segment_start_expression::value): Likewise.
4173 * script-sections.cc
4174 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4176 (Sections_elememt_dot_assignment::set_section_addresses):
4178 (Output_data_expression::do_write_to_buffer): Likewise.
4179 (Output_section_definition::finalize_symbols): Likewise.
4180 (Output_section_definition::set_section_addresses): Likewise.
4182 2010-09-30 Doug Kwan <dougkwan@google.com>
4184 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4186 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4188 * target.h (Target::can_icf_inline_merge_sections): New virtual
4190 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4192 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4194 * icf.cc (get_section_contents): Inline merge sections only when
4197 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4199 * configure: Regenerate.
4201 2010-09-17 Ian Lance Taylor <iant@google.com>
4203 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4204 * testsuite/Makefile.am (memory_test.o): New target.
4205 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4207 * testsuite/Makefile.in: Rebuild.
4209 2010-09-17 Doug Kwan <dougkwan@google.com>
4211 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4212 defintion if relocation uses GOT entries of the symbol.
4213 * testsuite/icf_safe_test.sh: Fix test.
4214 * testsuite/icf_safe_so_test.sh: Fix test.
4216 2010-09-16 Cary Coutant <ccoutant@google.com>
4218 * script_sections.cc (class Memory_region): Remove "NULL" from
4219 vector initializations.
4221 2010-09-15 Cary Coutant <ccoutant@google.com>
4223 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4224 Resolve forwarding symbols.
4226 2010-09-15 Doug Kwan <dougkwan@google.com>
4228 * gold/testsuite/script_test_3.t: Add ARM special sections.
4229 * gold/testsuite/script_test_4.t: Same.
4230 * gold/testsuite/script_test_5.t: Same.
4231 * gold/testsuite/script_test_6.t: Same.
4232 * gold/testsuite/script_test_7.t: Same.
4233 * gold/testsuite/script_test_7.t: Same.
4234 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4236 2010-09-14 Cary Coutant <ccoutant@google.com>
4238 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4239 (Target_x86_64::Relocate::relocate_tls): Replace check for
4240 saw_tls_block_reloc_ with test for executable section.
4242 2010-09-12 Cary Coutant <ccoutant@google.com>
4244 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4245 position-independent executables to shared libraries need dynamic
4247 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4248 position-independent executables.
4249 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4250 * testsuite/Makefile.in: Regenerate.
4252 2010-09-10 Nick Clifton <nickc@redhat.com>
4255 * testsuite/memory_test.t: Discard any sections that are not
4258 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4261 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4262 "This::" to work around a bug in gcc 4.2.
4264 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4266 2010-09-09 Rafael Espindola <espindola@google.com>
4268 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4269 sections with different PF_X flags in the same segment.
4270 (Layout::find_first_load_seg): Search all segments to find the first
4272 * options.h (rosegment): New.
4274 2010-09-08 Rafael Espindola <espindola@google.com>
4276 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4278 2010-09-08 Doug Kwan <dougkwan@google.com>
4280 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4281 (Arm_relobj::do_relocate_sections): Add new parameter for output
4282 file to match the parent.
4283 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4284 of local symbols instead of input values. Update code to track
4285 changes in gold::relocate_section.
4286 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4287 (Sized_relobj::compute_final_local_value_internal): New methods.
4288 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4289 body into private version of Sized_relobj::compute_final_local_value.
4290 Call the inline method.
4291 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4292 merged symbol value if there is one.
4293 (Symbol_value::has_output_value): New method defintiion.
4294 (Sized_relobj::Compute_final_local_value_status): New enum type.
4295 (Sized_relobj::compute_final_local_value): New methods.
4296 (Sized_relobj::compute_final_local_value_internal): New methods.
4297 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4298 and arm_cortex_a8.sh.
4299 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4300 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4302 * Makefile.in: Regenerate.
4303 * testsuite/arm_bl_out_of_range.s: Update test.
4304 * testsuite/thumb_bl_out_of_range.s: Ditto.
4305 * testsuite/thumb_blx_out_of_range.s: Ditto.
4306 * testsuite/arm_branch_out_of_range.sh: New file.
4307 * testsuite/arm_cortex_a8.sh: Ditto.
4308 * testsuite/arm_cortex_a8_b.s: Ditto.
4309 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4310 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4311 * testsuite/arm_cortex_a8_bl.s: Ditto.
4312 * testsuite/arm_cortex_a8_blx.s: Ditto.
4313 * testsuite/arm_cortex_a8_local.s: Ditto.
4314 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4315 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4317 2010-09-08 Rafael Espindola <espindola@google.com>
4319 * Makefile.am (memory_test.stdout): Run readelf with -W.
4320 * Makefile.in: Regenerate.
4321 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4324 2010-09-08 Rafael Espindola <espindola@google.com>
4326 * script-sections.cc (Script_sections::add_memory_region): Convert
4327 field precision to int.
4328 * script.cc (script_set_section_region, script_set_section_region):
4329 Convert field precision to int.
4331 2010-09-08 Rafael Espindola <espindola@google.com>
4333 * arm.cc (do_finalize_sections): Create the __exidx_start and
4334 __exdix_end symbols even when the section is missing.
4336 2010-09-08 Nick Clifton <nickc@redhat.com>
4338 * README: Remove claim that MEMORY is not supported.
4339 * expression.cc (script_exp_function_origin)
4340 (script_exp_function_length): Move from here to ...
4341 * script.cc: ... here.
4342 (script_set_section_region, script_add_memory)
4343 (script_parse_memory_attr, script_include_directive): New
4345 * script-sections.cc
4346 (class Memory_region): New class.
4347 (class Output_section_definition): Add set_memory_region,
4348 set_section_vma, set_section_lma and get_section_name methods.
4349 (class Script_Sections): Add add_memory_region,
4350 find_memory_region, find_memory_region_origin,
4351 find_memory_region_length and set_memory_region methods.
4352 Have set_section_addresses method walk the list of set memory
4354 Extend the print methos to display memory regions.
4355 * script-sections.h: Add prototypes for new methods.
4356 Add enum for MEMORY region attributes.
4357 * yyscript.y: Add support for parsing MEMORY regions.
4358 * script-c.h: Add prototypes for new functions.
4359 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4360 * testsuite/Makefile.in: Regenerate.
4361 * testsuite/memory_test.sh: New script.
4362 * testsuite/memory_test.s: New assembler source file.
4363 * testsuite/memory_test.t: New linker script.
4365 2010-08-27 Doug Kwan <dougkwan@google.com>
4367 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4368 reference override an existing dynamic weak reference.
4369 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4370 * testsuite/Makefile.in: Regenerate.
4371 * testsuite/dyn_weak_ref.sh: New file.
4372 * testsuite/dyn_weak_ref_1.c: Ditto.
4373 * testsuite/dyn_weak_ref_2.c: Ditto.
4375 2010-08-27 Ian Lance Taylor <iant@google.com>
4377 * incremental.h (class Incremental_input_entry): Add virtual
4380 2010-08-27 Ian Lance Taylor <iant@google.com>
4382 * testsuite/start_lib_test_3.c: Mark t3 as used.
4384 2010-08-27 Nick Clifton <nickc@redhat.com>
4386 * options.cc (version_script): Fix small typo in previous
4389 2010-08-25 Nick Clifton <nickc@redhat.com>
4391 * archive.cc: Formatting fixes: Remove whitespace between
4392 typename and following asterisk. Remove whitespace between
4393 function name and opening parenthesis.
4394 * archive.h: Likewise.
4396 * attributes.cc: Likewise.
4397 * attributes.h: Likewise.
4398 * common.cc: Likewise.
4399 * copy-relocs.cc: Likewise.
4400 * dirsearch.h: Likewise.
4401 * dynobj.cc: Likewise.
4402 * ehframe.cc: Likewise.
4403 * ehframe.h: Likewise.
4404 * expression.cc: Likewise.
4405 * fileread.cc: Likewise.
4406 * fileread.h: Likewise.
4408 * gold-threads.cc: Likewise.
4409 * gold.cc: Likewise.
4410 * i386.cc: Likewise.
4412 * incremental-dump.cc: Likewise.
4413 * incremental.cc: Likewise.
4414 * layout.cc: Likewise.
4415 * layout.h: Likewise.
4416 * main.cc: Likewise.
4417 * merge.cc: Likewise.
4418 * merge.h: Likewise.
4419 * object.cc: Likewise.
4420 * object.h: Likewise.
4421 * options.cc: Likewise.
4422 * options.h: Likewise.
4423 * output.cc: Likewise.
4424 * output.h: Likewise.
4425 * plugin.cc: Likewise.
4426 * plugin.h: Likewise.
4427 * powerpc.cc: Likewise.
4428 * reloc.cc: Likewise.
4429 * script-c.h: Likewise.
4430 * script-sections.cc: Likewise.
4431 * script.cc: Likewise.
4432 * stringpool.cc: Likewise.
4433 * symtab.cc: Likewise.
4434 * symtab.h: Likewise.
4435 * target.cc: Likewise.
4436 * timer.cc: Likewise.
4437 * timer.h: Likewise.
4438 * version.cc: Likewise.
4439 * x86_64.cc: Likewise.
4441 2010-08-24 Nick Clifton <nickc@redhat.com>
4444 * layout.cc (segment_precedes): Sort segments by their physical
4445 addresses, if they have been set.
4447 2010-08-23 Cary Coutant <ccoutant@google.com>
4449 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4451 (Lib_group::include_member): Unlock object after deleting its
4453 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4456 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4457 Cary Coutant <ccoutant@google.com>
4459 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4460 constructor, and set_blocker.
4461 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4463 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4464 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4465 * testsuite/Makefile.am (start_lib_test): New test case.
4466 * testsuite/Makefile.in: Regenerate.
4467 * testsuite/start_lib_test_main.c: New file.
4468 * testsuite/start_lib_test_1.c: New file.
4469 * testsuite/start_lib_test_2.c: New file.
4470 * testsuite/start_lib_test_3.c: New file.
4472 2010-08-19 Ian Lance Taylor <iant@google.com>
4474 * Makefile.in: Rebuild with automake 1.11.1.
4475 * aclocal.m4: Likewise.
4476 * testsuite/Makefile.in: Likewise.
4478 2010-08-19 Ian Lance Taylor <iant@google.com>
4481 * i386.cc (class Output_data_plt_i386): Update declarations.
4482 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4483 local_ifuncs_ fields.
4484 (Target_i386::do_plt_section_for_global): New function.
4485 (Target_i386::do_plt_section_for_local): New function.
4486 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4487 parameter; change all callers. Initialize global_ifuncs_ and
4488 local_ifuncs_. If doing a static link define __rel_iplt_start and
4490 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4491 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4492 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4494 (Target_i386::make_plt_section): New function, broken out of
4495 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4496 (Target_i386::make_plt_entry): Call make_plt_section.
4497 (Target_i386::make_local_ifunc_plt_entry): New function.
4498 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4499 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4500 R_386_IRELATIVE to switch.
4501 (Target_i386::Scan::global): Likewise.
4502 (Target_i386::Relocate::relocate): Likewise.
4503 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4505 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4506 (Target_x86_64::do_plt_section_for_global): New function.
4507 (Target_x86_64::do_plt_section_for_local): New function.
4508 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4509 parameter; change all callers. If doing a static link define
4510 __rela_iplt_start and __rela_iplt_end.
4511 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4512 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4513 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4515 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4516 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4518 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4519 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4520 R_X86_64_IRELATIVE to switch.
4521 (Target_x86_64::Scan::global): Likewise.
4522 (Target_x86_64::Relocate::relocate): Likewise.
4523 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4525 * target.h (class Target): Add plt_section_for_global and
4526 plt_section_for_local functions. Add do_plt_section_for_global
4527 and do_plt_section_for_local virtual functions.
4528 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4529 clarifying comments.
4530 (Symbol::use_plt_offset): Handle IFUNC symbol.
4531 * object.cc (Sized_relobj::Sized_relobj): Initialize
4533 (Sized_relobj::local_has_plt_offset): New function.
4534 (Sized_relobj::local_plt_offset): New function.
4535 (Sized_relobj::set_local_plt_offset): New function.
4536 (Sized_relobj::do_count): Handle IFUNC symbol.
4537 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4538 a bit away from input_shndx_ field. Add set_is_func_symbol and
4539 is_ifunc_symbol functions.
4540 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4541 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4542 local_plt_offsets_ field.
4543 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4544 * output.h (class Output_section_data): Add non-const
4545 output_section function.
4546 (class Output_data_got): Update declarations.
4547 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4548 Add use_plt_offset parameter to global and local constructors.
4549 Change all callers. Change local_sym_index_ field to 31 bits.
4550 Change GSYM_CODE and CONSTANT_CODE accordingly.
4551 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4552 doing a static link don't set sh_link field.
4553 (Output_data_got::Got_entry::write): Use PLT offset if
4555 (Output_data_got::add_global_plt): New function.
4556 (Output_data_got::add_local_plt): New function.
4557 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4558 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4559 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4560 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4561 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4563 * testsuite/ifunc-sel.h: New file.
4564 * testsuite/ifuncmain1.c: New file.
4565 * testsuite/ifuncmain1vis.c: New file.
4566 * testsuite/ifuncmod1.c: New file.
4567 * testsuite/ifuncdep2.c: New file.
4568 * testsuite/ifuncmain2.c: New file.
4569 * testsuite/ifuncmain3.c: New file.
4570 * testsuite/ifuncmod3.c: New file.
4571 * testsuite/ifuncmain4.c: New file.
4572 * testsuite/ifuncmain5.c: New file.
4573 * testsuite/ifuncmod5.c: New file.
4574 * testsuite/ifuncmain6pie.c: New file.
4575 * testsuite/ifuncmod6.c: New file.
4576 * testsuite/ifuncmain7.c: New file.
4577 * configure, testsuite/Makefile.in: Rebuild.
4579 2010-08-18 Ian Lance Taylor <iant@google.com>
4582 (Output_section_incremental_inputs::write_input_files): Add cast
4583 to avoid signed/unsigned comparison warning.
4584 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4586 2010-08-12 Cary Coutant <ccoutant@google.com>
4588 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4590 2010-08-13 Ian Lance Taylor <iant@google.com>
4592 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4594 2010-08-12 Cary Coutant <ccoutant@google.com>
4595 Doug Kwan <dougkwan@google.com>
4597 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4598 defintion overrides non-weak undef, remember that the original undef
4600 * symtab.cc (Symbol_table::sized_write_global): For undef without
4601 an original weak binding, set binding to global in output.
4602 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4603 * testsuite/Makefile.in: Regenerate.
4604 * testsuite/strong_ref_weak_def.sh: New file.
4605 * testsuite/strong_ref_weak_def_1.c: Ditto.
4606 * testsuite/strong_ref_weak_def_2.c: Ditto.
4608 2010-08-12 Cary Coutant <ccoutant@google.com>
4610 * testsuite/incremental_test.sh: Rewrite.
4611 * testsuite/incremental_test_1.c: Rewrite.
4612 * testsuite/incremental_test_2.c: Rewrite.
4614 2010-08-12 Cary Coutant <ccoutant@google.com>
4616 * arm.cc (Target_arm::got_size): Add const.
4617 (Target_arm::got_entry_count): New function.
4618 (Target_arm::plt_entry_count): New function.
4619 (Target_arm::first_plt_entry_offset): New function.
4620 (Target_arm::plt_entry_size): New function.
4621 (Output_data_plt_arm::entry_count): New function.
4622 (Output_data_plt_arm::first_plt_entry_offset): New function.
4623 (Output_data_plt_arm::get_plt_entry_size): New function.
4624 * i386.cc (Target_i386::got_size): Add const.
4625 (Target_i386::got_entry_count): New function.
4626 (Target_i386::plt_entry_count): New function.
4627 (Target_i386::first_plt_entry_offset): New function.
4628 (Target_i386::plt_entry_size): New function.
4629 (Output_data_plt_i386::entry_count): New function.
4630 (Output_data_plt_i386::first_plt_entry_offset): New function.
4631 (Output_data_plt_i386::get_plt_entry_size): New function.
4632 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4633 find_incremental_inputs_sections. Dump incremental_got_plt section.
4634 * incremental.cc: Include target.h.
4635 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4636 parameter. Adjust all callers. Find incremental_got_plt section.
4637 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4639 (Output_section_incremental_inputs::set_final_data_size): Calculate
4640 size of incremental_got_plt section.
4641 (Output_section_incremental_inputs::do_write): Write the
4642 incremental_got_plt section.
4643 (Got_plt_view_info): New struct.
4644 (Local_got_offset_visitor): New class.
4645 (Global_got_offset_visitor): New class.
4646 (Global_symbol_visitor_got_plt): New class.
4647 (Output_section_incremental_inputs::write_got_plt): New function.
4648 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4649 Add parameter. Adjust all callers.
4650 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4651 (Incremental_inputs::got_plt_section): New function.
4652 (Incremental_inputs::got_plt_section_): New data member.
4653 (Incremental_got_plt_reader): New class.
4654 * layout.cc (Layout::create_incremental_info_sections): Add the
4655 incremental_got_plt section.
4656 * object.h (Got_offset_list::get_list): New function.
4657 (Got offset_list::for_all_got_offsets): New function.
4658 (Sized_relobj::local_got_offset_list): New function.
4659 * powerpc.cc (Target_powerpc::got_size): Add const.
4660 (Target_powerpc::got_entry_count): New function.
4661 (Target_powerpc::plt_entry_count): New function.
4662 (Target_powerpc::first_plt_entry_offset): New function.
4663 (Target_powerpc::plt_entry_size): New function.
4664 (Output_data_plt_powerpc::entry_count): New function.
4665 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4666 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4667 * sparc.cc (Target_sparc::got_size): Add const.
4668 (Target_sparc::got_entry_count): New function.
4669 (Target_sparc::plt_entry_count): New function.
4670 (Target_sparc::first_plt_entry_offset): New function.
4671 (Target_sparc::plt_entry_size): New function.
4672 (Output_data_plt_sparc::entry_count): New function.
4673 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4674 (Output_data_plt_sparc::get_plt_entry_size): New function.
4675 * symtab.h (Symbol::got_offset_list): New function.
4676 (Symbol_table::for_all_symbols): New function.
4677 * target.h (Sized_target::got_entry_count): New function.
4678 (Sized_target::plt_entry_count): New function.
4679 (Sized_target::plt_entry_size): New function.
4680 * x86_64.cc (Target_x86_64::got_size): Add const.
4681 (Target_x86_64::got_entry_count): New function.
4682 (Target_x86_64::plt_entry_count): New function.
4683 (Target_x86_64::first_plt_entry_offset): New function.
4684 (Target_x86_64::plt_entry_size): New function.
4685 (Output_data_plt_x86_64::entry_count): New function.
4686 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4687 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4689 2010-08-12 Cary Coutant <ccoutant@google.com>
4691 * archive.cc: Include incremental.h.
4692 (Archive::Archive): Initialize incremental_info_.
4693 (Archive::include_member): Record archive members in incremental info.
4694 (Add_archive_symbols::run): Record begin and end of an archive in
4696 (Lib_group::include_member): Record objects in incremental info.
4697 * archive.h (Incremental_archive_entry): Forward declaration.
4698 (Archive::set_incremental_info): New member function.
4699 (Archive::incremental_info): New member function.
4700 (Archive::Unused_symbol_iterator): New class.
4701 (Archive::unused_symbols_begin): New member function.
4702 (Archive::unused_symbols_end): New member function.
4703 (Archive::incremental_info_): New data member.
4704 * incremental-dump.cc (find_input_containing_global): New function.
4705 (dump_incremental_inputs): Dump new incremental info sections.
4706 * incremental.cc: Include symtab.h.
4707 (Output_section_incremental_inputs): New class.
4708 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4709 new incremental info sections.
4710 (Sized_incremental_binary::do_check_inputs): Likewise.
4711 (Incremental_inputs::report_archive): Remove.
4712 (Incremental_inputs::report_archive_begin): New function.
4713 (Incremental_inputs::report_archive_end): New function.
4714 (Incremental_inputs::report_object): New function.
4715 (Incremental_inputs::finalize_inputs): Remove.
4716 (Incremental_inputs::report_input_section): New function.
4717 (Incremental_inputs::report_script): Rewrite.
4718 (Incremental_inputs::finalize): Do nothing but finalize string table.
4719 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4720 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4721 (Incremental_inputs::create_data_sections): New function.
4722 (Incremental_inputs::relocs_entsize): New function.
4723 (Output_section_incremental_inputs::set_final_data_size): New function.
4724 (Output_section_incremental_inputs::do_write): New function.
4725 (Output_section_incremental_inputs::write_header): New function.
4726 (Output_section_incremental_inputs::write_input_files): New function.
4727 (Output_section_incremental_inputs::write_info_blocks): New function.
4728 (Output_section_incremental_inputs::write_symtab): New function.
4729 * incremental.h (Incremental_script_entry): Forward declaration.
4730 (Incremental_object_entry): Forward declaration.
4731 (Incremental_archive_entry): Forward declaration.
4732 (Incremental_inputs): Forward declaration.
4733 (Incremental_inputs_header_data): Remove.
4734 (Incremental_inputs_header): Remove.
4735 (Incremental_inputs_header_write): Remove.
4736 (Incremental_inputs_entry_data): Remove.
4737 (Incremental_inputs_entry): Remove.
4738 (Incremental_inputs_entry_write): Remove.
4739 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4740 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4741 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4742 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4744 (Incremental_input_entry): New class.
4745 (Incremental_script_entry): New class.
4746 (Incremental_object_entry): New class.
4747 (Incremental_archive_entry): New class.
4748 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4749 (Incremental_inputs::report_inputs): Remove.
4750 (Incremental_inputs::report_archive): Remove.
4751 (Incremental_inputs::report_archive_begin): New function.
4752 (Incremental_inputs::report_archive_end): New function.
4753 (Incremental_inputs::report_object): Change prototype.
4754 (Incremental_inputs::report_input_section): New function.
4755 (Incremental_inputs::report_script): Change prototype.
4756 (Incremental_inputs::get_reloc_count): New function.
4757 (Incremental_inputs::set_reloc_count): New function.
4758 (Incremental_inputs::create_data_sections): New function.
4759 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4760 (Incremental_inputs::inputs_section): New function.
4761 (Incremental_inputs::symtab_section): New function.
4762 (Incremental_inputs::relocs_section): New function.
4763 (Incremental_inputs::get_stringpool): Add const.
4764 (Incremental_inputs::command_line): Add const.
4765 (Incremental_inputs::inputs): Remove.
4766 (Incremental_inputs::command_line_key): New function.
4767 (Incremental_inputs::input_file_count): New function.
4768 (Incremental_inputs::input_files): New function.
4769 (Incremental_inputs::relocs_entsize): New function.
4770 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4771 (Incremental_inputs::finalize_inputs): Remove.
4772 (Incremental_inputs::Input_info): Remove.
4773 (Incremental_inputs::lock_): Remove.
4774 (Incremental_inputs::inputs_): Change type.
4775 (Incremental_inputs::inputs_map_): Remove.
4776 (Incremental_inputs::current_object_entry_): New data member.
4777 (Incremental_inputs::inputs_section_): New data member.
4778 (Incremental_inputs::symtab_section_): New data member.
4779 (Incremental_inputs::relocs_section_): New data member.
4780 (Incremental_inputs::reloc_count_): New data member.
4781 (Incremental_inputs_reader): New class.
4782 (Incremental_symtab_reader): New class.
4783 (Incremental_relocs_reader): New class.
4784 * layout.cc (Layout::finalize): Move finalization of incremental info
4785 and creation of incremental info sections to follow finalization of
4786 symbol table. Set offsets for postprocessing sections.
4787 (Layout::create_incremental_info_sections): Call
4788 Incremental_inputs::create_data_sections. Add incremental symtab
4789 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4790 sections to layout after input sections.
4791 * layout.h (struct Timespec): Forward declaration.
4792 (Layout::incremental_inputs): Add const.
4793 (Layout::create_incremental_info_sections): Add parameter.
4794 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4795 * object.cc: Include incremental.h.
4796 (Relobj::finalize_incremental_relocs): New function.
4797 (Sized_relobj::do_layout): Record input sections in incremental info.
4798 * object.h (Object::output_section): New function.
4799 (Object::output_section_offset): Moved from Relobj.
4800 (Object::get_incremental_reloc_base): New function.
4801 (Object::get_incremental_reloc_count): New function.
4802 (Object::do_output_section): New function.
4803 (Object::do_output_section_offset): Moved from Relobj.
4804 (Object::do_get_incremental_reloc_base): New function.
4805 (Object::do_get_incremental_reloc_count): New function.
4806 (Object::Object): Initialize new data members.
4807 (Relobj::output_section): Renamed do_output_section and moved to
4809 (Relobj::output_section_offset): Moved to Object.
4810 (Relobj::do_get_incremental_reloc_base): New function.
4811 (Relobj::do_get_incremental_reloc_count): New function.
4812 (Relobj::allocate_incremental_reloc_counts): New function.
4813 (Relobj::count_incremental_reloc): New function.
4814 (Relobj::finalize_incremental_relocs): New function.
4815 (Relobj::next_incremental_reloc_index): New function.
4816 (Relobj::reloc_counts_): New data member.
4817 (Relobj::reloc_bases_): New data member.
4818 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4819 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4820 (Sized_relobj::incremental_relocs_scan): New function.
4821 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4822 (Sized_relobj::incremental_relocs_write): New function.
4823 (Sized_relobj::incremental_relocs_write_reltype): New function.
4824 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4826 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4827 archives and object files elsewhere.
4828 (Add_symbols::run): Report object files here.
4829 (Finish_group::run): Report end of archive at end of group.
4830 * reloc.cc: Include layout.h, incremental.h.
4831 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4832 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4833 (Sized_relobj::incremental_relocs_scan): New function.
4834 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4835 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4836 (Sized_relobj::incremental_relocs_write): New function.
4837 (Sized_relobj::incremental_relocs_write_reltype): New function.
4838 * script.cc (read_input_script): Rewrite test for incremental link.
4839 Change call to Incremental_inputs::report_script.
4840 * symtab.h (Symbol_table::first_global_index): New function.
4841 (Symbol_table::output_count): New function.
4843 2010-08-12 Doug Kwan <dougkwan@google.com>
4845 * arm.cc (Target_arm::merge_object_attributes): Check command line
4846 options --no-wchar-size-warning and --no-enum-size-warning.
4847 * options.h (General_options): Add ld-compatible options
4848 --no-enum-size-warning and --no-wchar-size-warning.
4850 2010-08-04 Ian Lance Taylor <iant@google.com>
4852 * x86_64.cc (Target_x86_64::Scan::local): Use
4853 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4854 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4855 (Target_x86_64::Scan::global): Likewise.
4856 (Target_x86_64::Relocate::relocate): Likewise.
4857 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4860 2010-08-03 Cary Coutant <ccoutant@google.com>
4862 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4863 to reserve space in merged_strings vector. Keep total input size
4865 (Output_merge_string::do_print_merge_stats): Print total input size.
4866 * merge.h (Output_merge_string): Add input_size_ field.
4867 * stringpool.cc (Stringpool_template::string_length): Move
4868 implementations out of Stringpool_template class and place in
4870 * stringpool.h (string_length): Move out of Stringpool_template.
4872 2010-08-03 Ian Lance Taylor <iant@google.com>
4875 * layout.cc (relaxation_loop_body): If address of load segment is
4876 set, adjust address to include headers if possible.
4878 2010-08-03 Ian Lance Taylor <iant@google.com>
4880 * version.cc (version_string): Bump to 1.10.
4882 2010-08-03 Ian Lance Taylor <iant@google.com>
4885 * layout.h (enum Output_section_order): Define.
4886 (class Layout): Update declarations.
4887 * layout.cc (Layout::get_output_section): Add order parameter.
4888 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4889 is_first_non_relro parameters. Change all callers.
4890 (Layout::choose_output_section): Likewise.
4891 (Layout::add_output_section_data): Likewise.
4892 (Layout::make_output_section): Likewise. Set order.
4893 (Layout::default_section_order): New function.
4894 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4895 * output.cc (Output_section::Output_section): Initialize order_.
4896 Don't initialize deleted fields.
4897 (Output_segment::Output_segment): Don't initialize deleted
4899 (Output_segment::add_output_section_to_load): New function
4900 replacing add_output_section. Change all callers to call this or
4901 add_output_section_to_nonload.
4902 (Output_segment::add_output_section_to_nonload): New function.
4903 (Output_segment::remove_output_section): Rewrite.
4904 (Output_segment::add_initial_output_data): Likewise.
4905 (Output_segment::has_any_data_sections): Likewise.
4906 (Output_segment::is_first_section_relro): Likewise.
4907 (Output_segment::maximum_alignment): Likewise.
4908 (Output_segment::has_dynamic_reloc): New function replacing
4909 dynamic_reloc_count. Change all callers.
4910 (Output_segment::has_dynamic_reloc_list): New function replacing
4911 dynamic_reloc_count_list. Change all callers.
4912 (Output_segment::set_section_addresses): Rewrite.
4913 (Output_segment::set_offset): Rewrite.
4914 (Output_segment::find_first_and_last_list): Remove.
4915 (Output_segment::set_tls_offsets): Rewrite.
4916 (Output_segment::first_section_load_address): Likewise.
4917 (Output_segment::output_section_count): Likewise.
4918 (Output_segment::section_with_lowest_load_address): Likewise.
4919 (Output_segment::write_section_headers): Likewise.
4920 (Output_segment::print_sections_to_map): Likewise.
4921 * output.h (class Output_data): Remove dynamic_reloc_count_
4922 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4923 (Output_data::add_dynamic_reloc): Rewrite.
4924 (Output_data::has_dynamic_reloc): New function.
4925 (Output_data::dynamic_reloc_count): Remove.
4926 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4927 is_last_relro_, is_first_non_relro_, is_interp_,
4928 is_dynamic_linker_section_ fields. Add order and set_order
4929 functions. Remove is_relro_local, set_is_relro_local,
4930 is_last_relro, set_is_last_relro, is_first_non_relro,
4931 set_is_first_non_relro functions, is_interp, set_is_interp,
4932 is_dynamic_linker_section, and set_is_dynamic_linker_section
4934 (class Output_segment): Change Output_data_list from std::list to
4935 std:;vector. Add output_lists_ field. Remove output_data_ and
4936 output_bss_ fields. Update declarations.
4938 2010-08-02 Ian Lance Taylor <iant@google.com>
4940 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4941 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4942 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4944 2010-08-02 Ian Lance Taylor <iant@google.com>
4947 * script.cc (Script_options::Script_options): Initialize
4948 symbol_definitions_ and symbol_references_.
4949 (Script_options::add_symbol_assignment): Update
4950 symbol_definitions_ and symbol_references_.
4951 (Script_options::add_symbol_reference): New function.
4952 (script_symbol): New function.
4953 * script.h (class Script_options): Add symbol_definitions_ and
4954 symbol_references_ fields.
4955 (Script_options::referenced_const_iterator): New type.
4956 (Script_options::referenced_begin): New function.
4957 (Script_options::referenced_end): New function.
4958 (Script_options::is_referenced): New function.
4959 (Script_options::any_unreferenced): New function.
4960 * script-c.h (script_symbol): Declare.
4961 * yyscript.y (exp): Call script_symbol.
4962 * symtab.cc: Include "script.h".
4963 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4964 Change all callers. Check symbols referenced by scripts.
4965 (Symbol_table::add_undefined_symbols_from_command_line): Add
4966 layout parameter. Change all callers.
4967 (Symbol_table::do_add_undefined_symbols_from_command_line):
4968 Likewise. Break out loop body. Check symbols referenced by
4970 (Symbol_table::add_undefined_symbol_from_command_line): New
4971 function broken out of
4972 do_add_undefined_symbols_from_command_line.
4973 * symtab.h (class Symbol_table): Update declarations.
4974 * archive.cc: Include "layout.h".
4975 (Archive::should_include_member): Add layout parameter. Change
4976 all callers. Check for symbol mentioned in expression.
4977 * archive.h (class Archive): Update declaration.
4978 * object.cc (Sized_relobj::do_should_include_member): Add layout
4980 * object.h (Object::should_include_member): Add layout parameter.
4982 (Object::do_should_include_member): Add layout parameter.
4983 (class Sized_relobj): Update declaration.
4984 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4986 * dynobj.h (class Sized_dynobj): Update declaration.
4987 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4989 * plugin.h (class Sized_pluginobj): Update declaration.
4991 2010-08-02 Ian Lance Taylor <iant@google.com>
4994 * output.cc (Output_segment::set_offset): Search for the first and
4995 last sections rather than assuming that the list is in order.
4996 (Output_segment::find_first_and_last_list): New function.
4997 * output.h (class Output_segment): Update declarations.
4998 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4999 (relro_strip_test_SOURCES): New variable.
5000 (relro_strip_test_DEPENDENCIES): New variable.
5001 (relro_strip_test_LDFLAGS): New variable.
5002 (relro_strip_test_LDADD): New variable.
5003 (relro_strip_test.so): New target.
5005 2010-08-02 Ian Lance Taylor <iant@google.com>
5007 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5008 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5009 (Target_i386::got_tlsdesc_section): New function.
5010 (Target_i386::got_section): Create space for GOT entries for
5011 TLSDESC relocations.
5012 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5014 (Target_i386::Scan::global): Likewise.
5015 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5017 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5018 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5019 (Target_x86_64::got_tlsdesc_section): New function.
5020 (Target_x86_64::got_section): Create space for GOT entries for
5021 TLSDESC relocations.
5022 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5024 (Target_x86_64::Scan::global): Likewise.
5025 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5028 2010-08-02 Ian Lance Taylor <iant@google.com>
5030 * testsuite/final_layout.sh: Use dc to convert from hex to
5033 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5035 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5036 paramter to the call to gold::gc_process_relocs.
5037 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5038 paramter to the call to gold::gc_process_relocs.
5039 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5040 parameter to the call to gold::gc_process_relocs.
5041 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5042 template parameter to the call to gold::gc_process_relocs.
5043 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5044 paramter to the call to gold::gc_process_relocs.
5045 * gc.h (get_embedded_addend_size): New function.
5046 (gc_process_relocs): Save the size of the reloc for use by ICF.
5047 * icf.cc (get_section_contents): Get the addend from the text section
5048 for SHT_REL relocation sections.
5049 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5050 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5051 * int_encoding.h (read_from_pointer): New overloaded function.
5052 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5053 * testsuite/icf_sht_rel_addend_test.sh: New file.
5054 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5055 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5057 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5059 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5060 * Makefile.in: Regenerate.
5061 * testsuite/Makefile.in: Regenerate.
5063 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5065 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5066 * gold/testsuite/debug_msg.cc: Likewise.
5067 * gold/testsuite/odr_violation1.cc
5068 * gold/testsuite/odr_violation2.cc
5070 2010-07-21 Cary Coutant <ccoutant@google.com>
5072 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5073 string, and length fields.
5074 (Output_merge_string::Merged_strings_list): New type.
5075 (Output_merge_string::Merged_strings_lists): New typedef.
5076 (Output_merge_string): Replace merged_strings_ with
5077 merged_strings_lists_.
5078 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5079 Merged_strings_list per input object and section. Don't store pointer
5080 to the string. Don't store length with each merged string entry.
5081 (Output_merge_string::finalize_merged_data): Loop over list of merged
5082 strings lists. Recompute length of each merged string.
5084 2010-07-15 Cary Coutant <ccoutant@google.com>
5086 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5089 2010-07-14 Ian Lance Taylor <iant@google.com>
5091 * descriptors.cc (Descriptors::open): Report correct name in error
5094 2010-07-13 Doug Kwan <dougkwan@google.com>
5096 * arm.cc (Arm_input_section::Arm_input_section): For a
5097 SHT_ARM_EXIDX section, always keeps the input sections.
5098 (Arm_input_section::set_exidx_section_link): New method.
5099 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5100 has_errors_ to false.
5101 (Arm_exidx_input_section::has_errors,
5102 Arm_exidx_input_section::set_has_errors): New methods.
5103 (Arm_exidx_input_section::has_errors_): New data member.
5104 (Arm_relobj::get_exidx_shndx_list): New method.
5105 (Arm_output_section::append_text_sections_to_list): Do not skip
5106 section without SHF_EXECINSTR.
5107 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5109 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5110 section header. Make error messages more verbose. Check for
5111 a non-executable section linked to an EXIDX section.
5112 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5113 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5114 check that there is no deferred EXIDX section if we exit early.
5115 Instead of not making an EXIDX section in case of an error, make one
5116 and set the has_errors flag of it.
5117 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5118 in a relocatable link.
5119 (Target_arm::do_relax): Look for the EXIDX output section instead of
5120 assuming that it is called .ARM.exidx.
5121 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5122 section list. Do not check for SHF_EXECINSTR section flags but
5123 skip any input section with errors.
5124 * output.cc (Output_section::Output_section): Initialize
5125 always_keeps_input_sections_ to false.
5126 (Output_section::add_input_section): Check for
5127 always_keeps_input_sections_.
5128 * output.h (Output_section::always_keeps_input_sections,
5129 Output_section::set_always_keeps_input_sections): New methods.
5130 (Output_section::always_keeps_input_sections): New data member.
5132 2010-07-13 Rafael Espindola <espindola@google.com>
5134 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5135 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5137 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5138 Ian Lance Taylor <iant@google.com>
5140 * output.h (Output_section_lookup_maps::add_merge_section):
5141 Correct check of whether value was inserted.
5142 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5143 (Output_section_lookup_maps::add_relaxed_input_section):
5145 * arm.cc (Target_arm::got_section): Remove used local os.
5146 * i386.cc (Target_i386::got_section): Likewise.
5147 * x86_64.cc (Target_x86_64::got_section): Likewise.
5148 * sparc.cc (Target_sparc::got_section): Likewise.
5149 (Target_sparc::relocate): Remove unused local have_got_offset.
5150 * powerpc.cc (Target_powerpc::relocate): Likewise.
5152 2010-07-13 Ian Lance Taylor <iant@google.com>
5154 * compressed_output.cc (zlib_decompress): Fix signature in
5157 * archive.cc (Archive::include_member): Unlock an external member
5158 of a thin archive. Don't bother to delete an object we know is
5161 2010-07-12 Cary Coutant <ccoutant@google.com>
5163 * compressed_output.cc (zlib_decompress): New function.
5164 (get_uncompressed_size): New function.
5165 (decompress_input_section): New function.
5166 * compressed_output.h (get_uncompressed_size): New function.
5167 (decompress_input_section): New function.
5168 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5169 Handle compressed debug sections.
5170 * layout.cc (is_compressed_debug_section): New function.
5171 (Layout::output_section_name): Map compressed section names to
5173 * layout.h (is_compressed_debug_section): New function.
5174 (is_debug_info_section): Recognize compressed debug sections.
5175 * merge.cc: Include compressed_output.h.
5176 (Output_merge_data::do_add_input_section): Handle compressed
5178 (Output_merge_string::do_add_input_section): Handle compressed
5180 * object.cc: Include compressed_output.h.
5181 (Sized_relobj::Sized_relobj): Initialize new data members.
5182 (build_compressed_section_map): New function.
5183 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5184 * object.h (Object::section_is_compressed): New method.
5185 (Object::do_section_is_compressed): New method.
5186 (Sized_relobj::Compressed_section_map): New type.
5187 (Sized_relobj::do_section_is_compressed): New method.
5188 (Sized_relobj::compressed_sections_): New data member.
5189 * output.cc (Output_section::add_input_section): Handle compressed
5191 * reloc.cc: Include compressed_output.h.
5192 (Sized_relobj::write_sections): Handle compressed debug sections.
5194 2010-07-08 Cary Coutant <ccoutant@google.com>
5196 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5197 weak when resolving to a dynamic def.
5198 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5199 for weak undef/dynamic def cases. Adjust callers.
5200 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5201 undef_binding_weak_.
5202 (Symbol_table::sized_write_globals): Adjust symbol binding.
5203 (Symbol_table::sized_write_symbol): Add binding parameter.
5204 * symtab.h (Symbol::set_undef_binding): New method.
5205 (Symbol::is_undef_binding_weak): New method.
5206 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5207 (Symbol_table::should_override): Add new parameter.
5208 (Symbol_table::sized_write_symbol): Add new parameter.
5210 * testsuite/weak_undef_file1.cc: Add new test case.
5211 * testsuite/weak_undef_file2.cc: Fix header comment.
5212 * testsuite/weak_undef_test.cc: Add new test case.
5214 2010-06-29 Doug Kwan <dougkwan@google.com>
5216 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5217 Initialize USE_SYMBOL_.
5218 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5220 (Arm_reloc_property::uses_symbol_): New data member declaration.
5221 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5222 uses symbol value and symbol is undefined but not weakly undefined.
5224 2010-06-28 Rafael Espindola <espindola@google.com>
5226 * plugin.cc (Plugin::load): Use dlerror.
5228 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5230 * symtab.cc (detect_odr_violations): When reporting an ODR
5231 violation, report an object where the symbol is defined.
5233 2010-06-25 Doug Kwan <dougkwan@google.com>
5235 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5236 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5238 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5239 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5240 target hook to detect function points.
5241 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5242 * icf.h (Icf::check_section_for_function_pointers): Change type of
5243 parameter SECTION_NAME to const reference to std::string. Use
5244 target hook to determine if section may have unsafe pointers.
5245 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5248 2010-06-21 Rafael Espindola <espindola@google.com>
5250 * fileread.cc (Input_file::find_fie): New
5251 (Input_file::open): Use Input_file::find_fie.
5252 * fileread.h (Input_file::find_fie): New
5253 * plugin.cc (set_extra_library_path): New.
5254 (Plugin::load): Add set_extra_library_path to the transfer vector.
5255 (Plugin_manager::set_extra_library_path): New.
5256 (Plugin_manager::add_input_file): Use the extra search path if set.
5257 (set_extra_library_path(): New.
5258 * plugin.h (Plugin_manager): Add set_extra_library_path and
5261 2010-06-19 Cary Coutant <ccoutant@google.com>
5263 * layout.cc (gdb_sections): Add .debug_types.
5264 (lines_only_debug_sections): Likewise.
5266 2010-06-18 Rafael Espindola <espindola@google.com>
5268 * plugin.cc (add_input_file,add_input_library)
5269 (Plugin_manager::add_input_file): Make filename arguments const.
5270 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5273 2010-06-16 Doug Kwan <dougkwan@google.com>
5275 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5276 .ARM.attributes section if we have not merged any input
5277 attributes sections.
5279 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5281 * arm.cc: Allow combining objects with no EABI version
5284 2010-06-15 Rafael Espindola <espindola@google.com>
5286 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5288 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5290 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5291 (struct iovec): Correct !HAVE_READV definition.
5293 2010-06-10 Cary Coutant <ccoutant@google.com>
5295 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5296 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5298 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5301 * symtab.h (Symbol::is_placeholder): New member function.
5302 * target-reloc.h (relocate_section): Check for placeholder symbols.
5304 * testsuite/Makefile.am (plugin_test_8): New test.
5305 (plugin_test_9): New test.
5306 * testsuite/Makefile.in: Regenerate.
5308 2010-06-09 Nick Clifton <nickc@redhat.com>
5310 * yyscript.y (input_list_element): Allow strings prefixed with
5311 the '-' character. Treat these as libraries.
5312 * script.cc (script_add_library): New function. Adds a library
5313 specified by "-l<name>" found in an input script.
5314 * script-c.h: Add prototype for script_add_library.
5316 2010-06-07 Doug Kwan <dougkwan@google.com>
5318 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5319 Restrict stub-group size to be within long conditional branch
5320 range when working around cortex-A8 erratum.
5322 2010-06-07 Damien Diederen <dd@crosstwine.com>
5324 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5327 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5331 (Output_section::Input_section_sort_entry::compare_section_ordering):
5332 Change to return non-zero correctly.
5333 (Output_section::Input_section_sort_section_order_index_compare
5334 ::operator()): Change to fix ambiguity in comparisons.
5336 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5338 * gold.h (is_wildcard_string): New function.
5339 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5340 (Layout::layout_eh_frame): Ditto.
5341 (Layout::find_section_order_index): New method.
5342 (Layout::read_layout_from_file): New method.
5343 * layout.h (Layout::find_section_order_index): New method.
5344 (Layout::read_layout_from_file): New method.
5345 (Layout::input_section_position_): New private member.
5346 (Layout::input_section_glob_): New private member.
5347 * main.cc (main): Call read_layout_from_file here.
5348 * options.h (--section-ordering-file): New option.
5349 * output.cc (Output_section::input_section_order_specified_): New
5351 (Output_section::Output_section): Initialize new member.
5352 (Output_section::add_input_section): Add new parameter.
5353 Keep input sections when --section-ordering-file is used.
5354 (Output_section::set_final_data_size): Sort input sections when
5355 section ordering file is specified.
5356 (Output_section::Input_section_sort_entry): Add new parameter.
5358 (Output_section::Input_section_sort_entry::compare_section_ordering):
5360 (Output_section::Input_section_sort_compare::operator()): Change to
5361 consider section_order_index.
5362 (Output_section::Input_section_sort_init_fini_compare::operator()):
5363 Change to consider section_order_index.
5364 (Output_section::Input_section_sort_section_order_index_compare
5365 ::operator()): New method.
5366 (Output_section::sort_attached_input_sections): Change to sort
5367 according to section order when specified.
5368 (Output_section::add_input_section<32, true>): Add new parameter.
5369 (Output_section::add_input_section<64, true>): Add new parameter.
5370 (Output_section::add_input_section<32, false>): Add new parameter.
5371 (Output_section::add_input_section<64, false>): Add new parameter.
5372 * output.h (Output_section::add_input_section): Add new parameter.
5373 (Output_section::input_section_order_specified): New
5375 (Output_section::set_input_section_order_specified): New method.
5376 (Input_section::Input_section): Initialize section_order_index_.
5377 (Input_section::section_order_index): New method.
5378 (Input_section::set_section_order_index): New method.
5379 (Input_section::section_order_index_): New member.
5380 (Input_section::Input_section_sort_section_order_index_compare): New
5382 (Output_section::input_section_order_specified_): New member.
5383 * script-sections.cc (is_wildcard_string): Delete and move modified
5385 (Output_section_element_input::Output_section_element_input): Modify
5386 call to is_wildcard_string.
5387 (Output_section_element_input::Input_section_pattern
5388 ::Input_section_pattern): Ditto.
5389 (Output_section_element_input::Output_section_element_input): Ditto.
5390 * testsuite/Makefile.am (final_layout): New test case.
5391 * testsuite/Makefile.in: Regenerate.
5392 * testsuite/final_layout.cc: New file.
5393 * testsuite/final_layout.sh: New file.
5395 2010-06-01 Rafael Espindola <espindola@google.com>
5397 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5399 2010-06-01 Rafael Espindola <espindola@google.com>
5401 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5402 visibility of symbols.
5404 2010-05-27 Doug Kwan <dougkwan@google.com>
5406 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5407 from start of output section instead of address for a local symbol
5408 in a merged or relaxed section when doing a relocatable link.
5410 2010-05-26 Rafael Espindola <espindola@google.com>
5413 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5414 adding sections the garbage collector removed.
5415 * gold/testsuite/Makefile.am: Add test.
5416 * gold/testsuite/Makefile.in: Regenerate.
5417 * gold/testsuite/plugin_test_7.sh: New.
5418 * gold/testsuite/plugin_test_7_1.c: New.
5419 * gold/testsuite/plugin_test_7_2.c: New.
5421 2010-05-26 Rafael Espindola <espindola@google.com>
5423 * script-sections.cc (Output_section_definition::set_section_addresses):
5424 Check for --section-start.
5426 2010-05-26 Doug Kwan <dougkwan@google.com>
5428 * arm.cc (Arm_scan_relocatable_relocs): New class.
5429 (Target_arm::relocate_special_relocatable): New method.
5430 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5431 (Arm_relocate_functions::thumb_branch_common): Same.
5432 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5433 instead of Default_scan_relocatable_relocs.
5434 * target-reloc.h (relocate_for_relocatable): Let target handle
5435 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5436 * target.h (Sized_target::relocate_special_relocatable): New method.
5438 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5440 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5442 2010-05-23 Doug Kwan <dougkwan@google.com>
5444 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5446 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5447 with a direct branch, not a conditional branch, to a stub.
5448 * merge.cc (Output_merge_base::record_input_section): New method
5450 (Output_merge_data::do_add_input_section): Record input section if
5451 keeps-input-sections flag is set.
5452 (Output_merge_string::do_add_input_section): Ditto.
5453 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5454 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5456 (Output_merge_base::keeps_input_sections,
5457 Output_merge_base::set_keeps_input_sections,
5458 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5460 (Output_merge_base::Input_sections): New type declaration.
5461 (Output_merge_base::input_sections_begin,
5462 Output_merge_base::input_sections_end,
5463 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5464 (Output_merge_base::bool keeps_input_sections_,
5465 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5466 Output_merge_base::input_sections_): New data members.
5467 (Output_merge_data::do_set_keeps_input_sections): New method
5469 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5470 * output.cc (Output_section::Input_section::relobj): Move method
5471 defintion from class declaration to here and handle merge sections.
5472 (Output_section::Input_section::shndx): Ditto.
5473 (Output_section::Output_section): Remove initializations of removed
5474 data members and initialize new data member LOOKUP_MAPS_.
5475 (Output_section::add_input_section): Set keeps-input-sections flag
5476 for a newly created merge output section as appropriate. Adjust code
5477 to use Output_section_lookup_maps class.
5478 (Output_section::add_relaxed_input_section): Adjst code for lookup
5479 maps code refactoring.
5480 (Output_section::add_merge_input_section): Add a new parameter
5481 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5482 class. If adding input section to a newly created merge output
5483 section fails, remove the new merge section.
5484 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5485 Adjust code for use of the Output_section_lookup_maps class.
5486 (Output_section::find_merge_section): Ditto.
5487 (Output_section::build_lookup_maps): New method defintion.
5488 (Output_section::find_relaxed_input_section): Adjust code to use
5489 Output_section_lookup_maps class.
5490 (Output_section::get_input_sections): Export merge sections. Adjust
5491 code to use Output_section_lookup_maps class.
5492 (Output_section:::add_script_input_section): Adjust code to use
5493 Output_section_lookup_maps class. Update lookup maps for merge
5495 (Output_section::discard_states): Use Output_section_lookup_maps.
5496 (Output_section::restore_states): Same.
5497 * output.h (Merge_section_properties): Move class defintion out of
5499 (Output_section_lookup_maps): New class.
5500 (Output_section::Input_section::is_merge_section): New method
5502 (Output_section::Input_section::relobj): Move defintion out of class
5503 defintion. Declare method only.
5504 (Output_section::Input_section::shndx): Ditto.
5505 (Output_section::Input_section::output_merge_base): New method defintion.
5506 (Output_section::Input_section::u2_.pomb): New union field.
5507 (Output_section::Merge_section_by_properties_map,
5508 Output_section::Output_section_data_by_input_section_map,
5509 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5511 (Output_section::add_merge_input_section): Add new parameter
5512 KEEPS_INPUT_SECTIONS.
5513 (Output_section::build_lookup_maps): New method declaration.
5514 (Output_section::merge_section_map_,
5515 Output_section::merge_section_by_properties_map_,
5516 Output_section::relaxed_input_section_map_,
5517 Output_section::is_relaxed_input_section_map_valid_): Remove data
5519 (Output_section::lookup_maps_): New data member.
5521 2010-05-21 Doug Kwan <dougkwan@google.com>
5524 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5525 avoid a compilation error.
5527 2010-05-19 Rafael Espindola <espindola@google.com>
5529 * script-sections.cc (Output_section_definition::allocate_to_segment):
5530 Update the phdrs_list even when the output section is NULL.
5531 * testsuite/Makefile.am: Add test.
5532 * testsuite/Makefile.in: Regenerate.
5533 * testsuite/script_test_9.cc: New.
5534 * testsuite/script_test_9.sh: New.
5535 * testsuite/script_test_9.t: New.
5537 2010-05-19 Doug Kwan <dougkwan@google.com>
5539 * arm.cc (Arm_input_section::original_size): New method.
5540 (Arm_input_section::do_addralign): Add a cast.
5541 (Arm_input_section::do_output_offset): Remove static cast.
5542 (Arm_input_section::original_addralign,
5543 Arm_input_section::original_size_): Change type to uint32_t.
5544 (Arm_input_section::init): Add safe casts for section alignment
5546 (Arm_input_section::set_final_data_size): Do not set address and
5547 offset of stub table.
5548 (Arm_output_section::fix_exidx_coverage): Change use of of
5549 Output_section::Simple_input_section to that of
5550 Output_section::Input_section.
5551 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5552 except for the first pass.
5553 * output.cc (Output_section::get_input_sections): Change type of
5554 input_sections to std::list<Input_section>.
5555 (Output_section::add_script_input_section): Rename from
5556 Output_section::add_simple_input_section. Change type of SIS
5557 parameter from Simple_input_section to Input_section.
5558 * output.h (Output_section::Simple_input_section): Remove class.
5559 (Output_section::Input_section): Change class visibility to public.
5560 (Output_section::Input_section::addralign): Use stored alignments
5561 for special input sections if set.
5562 (Output_section::Input_section::set_addralign): New method.
5563 (Output_section::get_input_sections): Change parameter type from
5564 list of Simple_input_section to list of Input_section.
5565 (Output_section::add_script_input_section): Rename from
5566 Output_section::add_simple_input_section. Change first parameter's
5567 type from Simple_input_section to Input_section and remove the
5568 second and third parameters.
5569 * script-sections.cc (Input_section::Input_section_list): Change
5570 type to list of Output_section::Input_section/
5571 (Input_section_info::Input_section_info): Change parameter type of
5572 INPUT_SECTION to Output_section::Input_section.
5573 (Input_section_info::input_section): Change return type.
5574 (Input_section_info::input_section_): Change type to
5575 Output_section::Input_section.
5576 (Output_section_element_input::set_section_addresses): Adjust code
5577 to use Output_section::Input_section instead of
5578 Output_section::Simple_input_section. Adjust code for renaming
5579 of Output_section::add_simple_input_section.
5580 (Orphan_output_section::set_section_addresses): Ditto.
5582 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5584 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5585 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5587 2010-05-18 Rafael Espindola <espindola@google.com>
5589 * options.cc (General_options::finalize): Handle -nostdlib.
5590 * options.h (nostdlib): New option.
5591 * script.cc (script_add_search_dir): Handle -nostdlib.
5593 2010-05-12 Doug Kwan <dougkwan@google.com>
5595 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5596 attributes section only if there no attributes section after merging.
5597 (Target_arm::merge_object_attributes): Move value of
5598 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5599 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5600 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5601 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5602 and arm_attr_merge_7.stdout.
5603 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5604 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5605 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5606 arm_attr_merge_7b.o): New rules.
5607 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5609 * testsuite/Makefile.in: Regenerate.
5610 * testsuite/arm_attr_merge.sh: New file.
5611 * testsuite/arm_attr_merge_[67][ab].s: Same.
5613 2010-05-05 Nick Clifton <nickc@redhat.com>
5615 * po/es.po: Updated Spanish translation.
5617 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5619 * Makefile.am (install-exec-local): Properly install gold as
5620 default cross linker.
5621 * Makefile.in: Regenerated.
5623 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5624 Nick Clifton <nickc@redhat.com>
5626 * configure.ac (install_as_default): Define and set to false
5627 unless --enable-gold or --enable-gold=both/gold has been
5629 * configure: Regenerate.
5631 * Makefile.am (install-exec-local): Install the executable as
5632 'ld.gold'. If install_as_default is true then also install it as
5634 * Makefile.in: Regenerated.
5636 2010-04-24 Ian Lance Taylor <iant@google.com>
5638 * layout.cc (Layout::layout_reloc): In relocatable link don't
5639 combine reloc sections for grouped sections.
5641 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5643 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5644 sections that are not ordinary to icf.
5645 * icf.cc (get_section_contents): Handle relocation pointing to section
5646 with no object or shndx information.
5647 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5648 * testsuite/Makefile.in: Regenerate.
5649 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5650 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5652 2010-04-22 Ian Lance Taylor <iant@google.com>
5654 * expression.cc (Expression::Expression_eval_info): Add
5655 result_alignment_pointer field.
5656 (Expression::eval_with_dot): Add result_alignment_pointer
5657 parameter. Change all callers.
5658 (Expression::eval_maybe_dot): Likewise.
5659 (class Binary_expression): Add alignment_pointer parameter to
5660 left_value and right_value. Change all callers.
5661 (BINARY_EXPRESSION): Set result alignment.
5662 (class Trinary_expression): Add alignment_pointer parameter to
5663 arg2_value and arg3_value. Change all callers.
5664 (Trinary_cond::value): Set result alignment.
5665 (Max_expression::value, Min_expression::value): Likewise.
5666 (Align_expression::value): Likewise.
5667 * script-sections.cc (class Sections_element): Add dot_alignment
5668 parameter to set_section_addresses virtual function. Update
5670 (class Output_section_element): Likewise.
5671 (Script_sections::create_segments): Add dot_alignment parameter.
5673 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5674 (Script_sections::set_phdrs_clause_addresses): Likewise.
5675 * script-sections.h: Update declarations.
5676 * script.h: Update declarations.
5677 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5679 * testsuite/script_test_3.t: Set large alignment.
5680 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5681 segment has expected alignment.
5683 2010-04-22 Nick Clifton <nickc@redhat.com>
5685 * po/gold.pot: Updated by the Translation project.
5686 * po/vi.po: Updated Vietnamese translation.
5688 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5690 * testsuite/Makefile.am (check_PROGRAMS): Add
5691 icf_virtual_function_folding_test.
5692 * testsuite/Makefile.in: Regenerated.
5694 2010-04-15 Andrew Haley <aph@redhat.com>
5696 * options.h (merge_exidx_entries): New option.
5697 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5698 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5699 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5700 (Target_arm::merge_exidx_entries): New function.
5701 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5702 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5703 to Arm_exidx_fixup constructor.
5704 Add new arg, merge_exidx_entries.
5705 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5706 Arm_output_section::fix_exidx_coverage.
5708 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5710 * icf.cc (get_section_contents): Check for preemptible functions.
5711 Ignore addend when appropriate.
5712 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5714 (add_from_relobj): Check for section folded.
5715 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5716 * symtab.h (should_add_dynsym_entry): Add new parameter.
5717 * target-reloc.h (scan_relocs): Check for section folded.
5718 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5719 Check reloc types for function pointers in shared objects.
5720 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5722 (icf_preemptible_functions_test): New test case.
5723 (icf_string_merge_test): New test case.
5724 * testsuite.Makefile.in: Regenerate.
5725 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5726 bar_glob. Refactor code.
5727 * testsuite/icf_preemptible_functions_test.cc: New file.
5728 * testsuite/icf_preemptible_functions_test.sh: New file.
5729 * testsuite/icf_string_merge_test.cc: New file.
5730 * testsuite/icf_string_merge_test.sh: New file.
5731 * testsuite/icf_virtual_function_folding_test.cc: New file.
5732 * testsuite/icf_virtual_function_folding_test.sh: New file.
5734 2010-04-14 Doug Kwan <dougkwan@google.com>
5736 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5737 for local symbol recounting if we remove a section due to ICF.
5738 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5739 there are no regular objects in input.
5741 2010-04-13 Doug Kwan <dougkwan@google.com>
5743 * arm.cc (Arm_input_section::set_final_data_size): Compute
5744 accurate final data size instead of using current data size.
5746 2010-04-09 Doug Kwan <dougkwan@google.com>
5748 * layout.cc (Layout::choose_output_section): Handle script section
5750 (Layout::make_output_section_for_script): Add section type parameter.
5751 Handle script section types.
5752 * layout.h (Layout::make_output_section_for_script): Add section
5754 * output.cc (Output_section::Output_section): Initialize data member
5756 (Output_section::do_reset_address_and_file_offset): Do not set address
5757 to 0 if section is a NOLOAD section.
5758 * output.h (Output_section::is_noload): New method.
5759 (Output_section::set_is_noload): Ditto.
5760 (Output_section::is_noload_): New data member.
5761 * script-c.h (Script_section_type): New enum type.
5762 (struct Parser_output_section_header): Add new file section_type.
5763 * script-sections.cc (Sections_element::output_section_name): Add
5764 parameter for returning script section type.
5765 (Output_section_definition::output_section_name): Ditto.
5766 (Output_section_definition::section_type)P; New method.
5767 (Output_section_definiton::script_section_type_name): Ditto.
5768 (Output_section_definition::script_section_type_): New data member.
5769 (Output_section_definition::Output_section_definition): Initialize
5770 data member Output_section_definition::script_section_type_.
5771 (Output_section_definition::create_sections): Pass script section type
5772 to Layout::make_output_section_for_script.
5773 (Output_section_definition::output_section_name): Return script
5774 section type to caller.
5775 (Output_section_definition::set_section_address): Do not advance
5776 dot value and load address if section type is NOLOAD. Set address
5777 of NOLOAD sections regardless of section flags.
5778 (Output_section_definition::print): Print section type if it is
5779 not SCRIPT_SECTION_TYPE_NONE.
5780 (Output_section_definition::section_type): New method.
5781 (Output_section_definition::script_section_type_name): Ditto.
5782 (Script_sections::output_section_name): Add new parameter
5783 PSECTION_TYPE for returning script section type. Pass it to
5784 section elements. Handle discard sections.
5785 (Sort_output_sections::operator()): Handle NOLOAD sections.
5786 * script-sections.h (Script_sections::Section_type): New enum type.
5787 (Script_sections::output_section_name): Add a new parameter for
5788 returning script section type.
5789 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5791 * yyscript.y (union): Add new field SECTION_TYPE.
5792 (COPY, DSECT, INFO, NOLOAD): New tokens.
5793 (opt_address_and_section_type): Change type to output_section_header.
5794 (section_type): New non-terminal
5795 (section_header): Handle section type.
5796 (opt_address_and_section_type): Return section type value.
5798 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5800 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5801 * testsuite/plugin_common_test_2.c (foo): Likewise.
5803 2010-04-08 Doug Kwan <dougkwan@google.com>
5805 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5807 * output.cc (Output_section::add_merge_input_section): Simplify
5808 code and return status of Output_merge_base::add_input_section.
5809 Update merge section map only if Output_merge_base::add_input_section
5812 2010-04-07 Doug Kwan <dougkwan@google.com>
5814 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5815 if section is marked as containing instructions but has no mapping
5817 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5818 correct section index.
5819 (Arm_relobj::find_linked_text_section): Ditto.
5821 2010-04-07 Cary Coutant <ccoutant@google.com>
5823 * archive.cc (include_member): Destroy Read_symbols_data object before
5825 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5826 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5827 (Read_symbols_data::~Read_symbols_data) New destructor.
5828 (Section_relocs::Section_relocs) New constructor.
5829 (Section_relocs::~Section_relocs) New destructor.
5830 (Read_relocs_data::Read_relocs_data) New constructor.
5831 (Read_relocs_data::~Read_relocs_data) New destructor.
5832 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5833 pointers to NULL after deleting.
5835 2010-04-07 Doug Kwan <dougkwan@google.com>
5837 * arm.cc: Replace "endianity" with "endianness" in comments.
5838 (Arm_exidx_cantunwind): Ditto.
5839 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5840 (Arm_relobj::merge_flags_and_attributes): New method.
5841 (Arm_relobj::merge_flags_and_attributes_): New data member.
5842 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5843 (Arm_relobj::scan_sections_for_stubs): Ditto.
5844 (Arm_relobj::do_read_symbols): Check to see if we really want to
5845 merge processor-specific flags and attributes. Exit early if
5846 an object is empty except for section names and the undefined symbol.
5847 (Target_arm::do_finalize_sections): Move check for ELF format to
5848 Arm_relobj::do_read_symbols. Merge processor specific flags and
5849 attributes from a regular object only when we have determined that
5850 it is aapropriate. Do not create an .ARM.attributes section in
5851 output if there is no regular input object.
5852 (Target_arm::merge_processor_specific_flags): Check
5853 --warn-mismatch before printing any error.
5854 (Target_arm::merge_object_attributes): Ditto.
5855 * gold.cc (queue_middle_tasks): Handle the case in which there is
5856 no regular object in input.
5857 * options.cc (General_options::parse_EB): New method.
5858 (General_options::parse_EL): Same.
5859 (General_options::General_options): Initialize endianness_.
5860 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5862 (General_options::Endianness): New enum.
5863 (General_options::endianness): New method.
5864 (General_options::endianness_): New data member.
5865 * parameters.cc (Parameters::set_options): Check target endianness.
5866 (Parameters::set_target_once): Ditto.
5867 (Parameters::check_target_endianness): New method.
5868 (parameters_force_valid_target): If either -EL or -EB is specified,
5869 use it to define endianness of default target.
5870 * parameters.h (Parameters::check_target_endianness): New method
5872 * target.h (class Target): Change "endianity" to "endianness"
5875 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5877 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5878 * configure: Regenerate.
5879 * Makefile.in: Regenerate.
5880 * testsuite/Makefile.in: Regenerate.
5882 2010-04-06 Cary Coutant <ccoutant@google.com>
5885 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5886 prevailing definitions of common symbols.
5887 * testsuite/plugin_test_6.sh: New test case.
5888 * testsuite/plugin_common_test_1.c: New test case.
5889 * testsuite/plugin_common_test_2.c: New test case.
5890 * testsuite/Makefile.am (plugin_test_6): New test case.
5891 * testsuite/Makefile.in: Regenerate.
5893 2010-04-06 Nick Clifton <nickc@redhat.com>
5895 * po/vi.po: New Vietnamese translation.
5897 2010-03-30 Doug Kwan <dougkwan@google.com>
5899 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5901 2010-03-25 Doug Kwan <dougkwan@google.com>
5903 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5904 to avoid a conversion warning on a 32-bit host.
5906 2010-03-24 Ian Lance Taylor <iant@google.com>
5908 * testsuite/script_test_3.t: Add a TLS segment.
5909 * testsuite/Makefile.am (check_PROGRAMS): Add
5910 tls_phdrs_script_test.
5911 (tls_phdrs_script_test_SOURCES): Define.
5912 (tls_phdrs_script_test_DEPENDENCIES): Define.
5913 (tls_phdrs_script_test_LDFLAGS): Define.
5914 (tls_phdrs_script_test_LDADD): Define.
5915 * testsuite/Makefile.in: Rebuild.
5917 2010-03-23 Cary Coutant <ccoutant@google.com>
5919 * fileread.cc (find_or_make_view): Fix comment.
5921 2010-03-23 Ian Lance Taylor <iant@google.com>
5923 * script-sections.cc (class Orphan_section_placement): Define
5924 PLACE_TLS and PLACE_TLS_BSS.
5925 (Orphan_section_placement::Orphan_section_placement): Initialize
5927 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5928 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5929 (tls_script_test_SOURCES): Define.
5930 (tls_script_test_DEPENDENCIES): Define.
5931 (tls_script_test_LDFLAGS): Define.
5932 (tls_script_test_LDADD): Define.
5933 * testsuite/Makefile.in: Rebuild.
5935 2010-03-22 Doug Kwan <dougkwan@google.com>
5937 * arm.cc (Arm_relocate_functions::abs8,
5938 Arm_relocate_functions::abs16): Use correct check for overflow
5939 specified in the ARM ELF specs.
5940 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5941 target of a BLX instruction specially.
5942 (Reloc_stub::stub_type_for_reloc): Ditto.
5943 (Relocate::relocate): Use symbolic names instead of numeric relocation
5944 codes to report error.
5945 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5947 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5948 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5949 thumb2_blx_out_of_range.stdout
5950 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5951 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5952 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5953 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5954 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5955 thumb2_blx_in_range, thumb2_blx_in_range.o,
5956 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5957 thumb2_blx_out_of_range.o): New rules.
5958 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5959 thumb2_blx_in_range and thumb2_blx_out_of_range.
5960 * testsuite/Makefile.in: Regenerate.
5961 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5962 * testsuite/thumb_blx_in_range.s: New file.
5963 * testsuite/thumb_blx_out_of_range.s: New file.
5965 2010-03-22 Rafael Espindola <espindola@google.com>
5967 * archive.cc (Should_include): Move to archive.h.
5968 (should_include_member): Make it a member of Archive.
5970 (Add_lib_group_symbols): New.
5971 * archive.h: Include options.h.
5972 (Archive_member): Moved from Archive.
5973 (Should_include): Moved from archive.cc.
5975 (Add_lib_group_symbols): New.
5976 * dynobj.cc (do_should_include_member): New.
5977 * dynobj.h (do_should_include_member): New.
5978 * gold.cc (queue_initial_tasks): Update call to queue.
5979 * main.cc (main): Print lib group stats.
5980 * object.cc (do_should_include_member): New.
5981 * object.h: Include archive.h.
5982 (Object::should_include_member): New.
5983 (Object::do_should_include_member): New.
5984 (Sized_relobj::do_should_include_member): New.
5985 * options.cc (General_options::parse_start_lib): New.
5986 (General_options::parse_end_lib): New.
5987 (Input_arguments::add_file): Handle lib groups.
5988 (Input_arguments::start_group): Check we are not in a lib.
5989 (Input_arguments::start_lib): New.
5990 (Input_arguments::end_lib): New.
5991 * options.h (General_options): Add start_lib and end_lib.
5992 (Input_argument::lib_): New.
5993 (Input_argument::lib): New.
5994 (Input_argument::is_lib): New.
5995 (Input_file_lib): New.
5996 (Input_arguments::in_lib_): New.
5997 (Input_arguments::in_lib): New.
5998 (Input_arguments::start_lib): New.
5999 (Input_arguments::end_lib_): New.
6000 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6001 in unused members as preempted.
6002 (Sized_pluginobj::do_should_include_member): New.
6003 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6004 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6006 (Read_symbols::do_whole_lib_group): New.
6007 (Read_symbols::do_lib_group): New.
6008 (Read_symbols::do_read_symbols): Handle lib groups.
6009 (Read_symbols::get_name): Handle lib groups.
6010 * readsyms.h (Read_symbols): Add an archive member pointer.
6011 (Read_symbols::do_whole_lib_group): New.
6012 (Read_symbols::do_lib_group): New.
6013 (Read_symbols::member_): New.
6014 * script.cc (read_input_script): Update call to queue_soon.
6016 2010-03-19 Doug Kwan <dougkwan@google.com>
6018 * arm.cc (Stub_table::Stub_table): Initialize new data members
6019 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6020 (Stub_table::add_reloc_stub): Assign stub offset and update
6021 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6022 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6024 (Stub_table::update_data_size_and_addralign): Use
6025 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6026 instead of going over all reloc stubs.
6027 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6028 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6029 Stringpool_template::offset_ to size of Stringpool_char.
6030 (Stringpool_template::new_key_offset): Remove code to initialize
6031 Stringpool_template::offset_.
6032 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6033 Stringpool_template::offset_ to zero.
6035 2010-03-15 Doug Kwan <dougkwan@google.com>
6037 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6039 (Stringpool_template::new_key_offset): New method.
6040 (Stringpool_template::add_string): Assign offsets when adding new
6042 (Stringpool_template::set_string_offsets): Do not set string offsets
6043 when not optimizing.
6044 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6046 (Chunked_vector::clear): Clear size_.
6047 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6048 (Chunked_vector::size): Return size_.
6049 (Chunked_vector::push_back): Use size_ to find insert position.
6050 (Chunked_vector::size_): New data member.
6051 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6052 (Stringpool_template::new_key_offset): New method declaration.
6053 (Stringpool_template::offset_): New data member.
6055 2010-03-15 Rafael Espindola <espindola@google.com>
6057 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6058 Add_symbols' constructor.
6059 * readsyms.h (Add_symbols): Remove the input_group member.
6061 2010-03-10 Ian Lance Taylor <iant@google.com>
6063 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6064 target to ask whether a reference to a symbol requires a stack
6066 * target.h (Target::is_call_to_non_split): New function.
6067 (Target::do_is_call_to_non_split): Declare virtual function.
6068 * target.cc: Include "symtab.h".
6069 (Target::do_is_call_to_non_split): New function.
6070 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6072 2010-03-10 Cary Coutant <ccoutant@google.com>
6074 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6075 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6076 (File_read::open[2]): Add whole_file_view_ to list of views.
6077 (File_read::make_view): Remove test of whole_file_view_.
6078 (File_read::find_or_make_view): Create whole_file_view_ if
6080 (File_read::clear_views): Replace bool parameter with enum;
6081 adjust all callers. Don't delete views with permanent data;
6082 do delete cached views and views from archives if
6083 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6084 if clearing the corresponding view.
6085 * fileread.h (File_read::Clear_views_mode): New enum.
6086 (File_read::View::is_permanent_view): New method.
6087 (File_read::clear_views): Replace bool parameter
6088 with enum; adjust all callers.
6089 * options.h (General_options): Change keep_files_mapped option;
6090 add map_whole_files.
6091 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6093 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6096 2010-03-10 David S. Miller <davem@davemloft.net>
6098 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6100 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6102 * icf.cc (get_section_contents): Add '@' marker after processing the
6105 2010-03-08 Doug Kwan <dougkwan@google.com>
6107 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6108 due to a conversion warning.
6109 (Arm_relobj::update_output_local_symbol_count): Check for local
6110 symbol with unset output index.
6112 2010-03-05 Ian Lance Taylor <iant@google.com>
6114 * options.h (class General_options): Add --spare-dynamic-tags.
6115 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6116 --spare-dynamic-tags.
6118 2010-03-05 Ian Lance Taylor <iant@google.com>
6120 * incremental.cc: Include "libiberty.h".
6122 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6124 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6125 function, is_info_ member.
6126 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6127 (Versions::Versions): Update caller.
6128 (Versions::define_base_version): Likewise.
6129 (Versions::add_def): Likewise.
6131 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6133 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6134 (Scan::possible_function_pointer_reloc): New function.
6135 (Scan::local_reloc_may_be_function_pointer): Change to call
6136 possible_function_pointer_reloc.
6137 (Scan::global_reloc_may_be_function_pointer): Ditto.
6138 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6139 relocations in ".data.rel.ro._ZTV" section.
6140 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6141 * testsuite/icf_safe_so_test.cc: Ditto.
6142 * testsuite/icf_safe_test.cc: Ditto.
6143 * testsuite/icf_safe_test.sh: Ditto.
6145 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6146 Ian Lance Taylor <iant@google.com>
6148 * target-reloc.h (relocate_section): Check the symbol table index
6149 for -1U before setting the local symbol index.
6150 (scan_relocatable_relocs): If copying the relocation, record that
6151 the local symbol is required.
6152 * object.h (Symbol_value::is_output_symtab_index_set): New
6154 (Symbol_value::may_be_discarded_from_output_symtab): New
6156 (Symbol_value::has_output_symtab_entry): New function.
6157 (Symbol_value::needs_output_symtab_entry): Remove.
6158 (Symbol_value::output_symtab_index): Make sure the symbol index is
6160 (Symbol_value::set_output_symtab_index): Make sure the symbol
6161 index is not set. Make sure the new index is valid.
6162 (Symbol_value::set_must_have_output_symtab_entry): New function.
6163 (Symbol_value::has_output_dynsym_entry): New function.
6164 (Symbol_value::set_output_dynsym_index): Make sure the new index
6166 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6167 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6168 local symbol if permitted.
6169 (Sized_relobj::do_finalize_local_symbols): Call
6170 is_output_symtab_index_set rather than needs_output_symtab_entry.
6171 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6172 rather than needs_output_symtab_entry. Call
6173 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6174 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6175 is_output_symtab_index_set rather than needs_output_symtab_entry.
6176 * testsuite/discard_locals_relocatable_test.c: New file.
6177 * testsuite/discard_locals_test.sh: Test -r.
6178 * testsuite/Makefile.am (check_DATA): Add
6179 discard_locals_relocatable_test1.syms,
6180 discard_local_relocatable_test2.syms.
6181 (MOSTLYCLEANFILES): Likewise. Also add
6182 discard_locals_relocatable_test1.lout and
6183 discard_locals_relocatable_test2.out.
6184 (discard_locals_relocatable_test1.syms): New target.
6185 (discard_locals_relocatable_test.o): New target.
6186 (discard_locals_relocatable_test1.out): New target.
6187 (discard_locals_relocatable_test2.syms): New target.
6188 (discard_locals_relocatable_test2.out): New target.
6189 (various): Add missing ../ld-new dependencies.
6190 * testsuite/Makefile.in: Rebuild.
6192 2010-03-03 Nick Clifton <nickc@redhat.com>
6194 * po/fi.po: New Finnish translation.
6196 2010-03-01 Doug Kwan <dougkwan@google.com>
6198 * layout.cc (Layout::Layout): Force section types of .init_array*,
6199 .preinit_array* and .fini_array* sections.
6200 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6201 Fix check of return value of std::string::find.().
6202 (Output_section::Input_section_sort_compare::operator()): Remove
6203 comment about .init_array.
6204 (Output_section::Input_section_sort_init_fini_compare::operator()):
6206 (Output_section::sort_attached_input_sections): Handle .init_array
6207 and .fini_array specially.
6208 * output.h (Output_section::Inut_section_sort_compare): Update
6210 (Output_section::Input_section_sort_init_fini_compare): New struct.
6212 2010-02-26 Doug Kwan <dougkwan@google.com>
6214 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6215 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6216 * testsuite/debug_msg.sh: Avoid matching source line number for
6217 use of global variable undef_int.
6219 2010-02-26 Doug Kwan <dougkwan@google.com>
6221 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6222 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6223 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6224 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6225 * options.cc (General_options::General_options): Initialize member
6227 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6228 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6229 and rm_no_fix_v4bx.stdout
6230 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6231 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6232 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6233 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6234 and arm_no_fix_v4bx.
6235 * Makefile.in: Regenerate.
6236 * testsuite/arm_fix_v4bx.s: New file.
6237 * testsuite/arm_fix_v4bx.sh: Ditto.
6239 2010-02-24 Doug Kwan <dougkwan@google.com>
6241 * arm.cc (Target_arm::got_section): Make the .got section the first
6242 non RELRO section in the data segment.
6243 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6244 suffixes of section names.
6246 2010-02-24 Doug Kwan <dougkwan@google.com>
6248 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6249 flags and attributes merging if an input file is a binary file.
6250 * fileread.cc (Input_file::open): Record format of original file.
6251 * fileread.h (Input_file::Format): New enum type.
6252 (Input_file::Input_file): Initialize data member format_.
6253 (Input_file::format): New method definition.
6254 (Input_file::format_):: New data member.
6256 2010-02-24 Doug Kwan <dougkwan@google.com>
6258 * arm.cc (Arm_output_data_got): New class.
6259 (ARM_TCB_SIZE): New constant
6260 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6261 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6262 If user uses a script with a SECTIONS clause, issue only a warning
6263 for a misplaced EXIDX input section. Otherwise, issue an error.
6264 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6266 (Target_arm::got_mode_index_entry): Handle static linking.
6267 (Target_arm::Scan::local): Ditto.
6268 (Target_arm::Scan::global): Ditto.
6269 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6270 all incorrectly implemented relocations.
6271 (Target_arm::fix_exidx_coverage): Pass layout to
6272 Arm_output_section::fix_exidx_coverage.
6273 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6274 from ".ARM.exidx." and ".ARM.extab.".
6276 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6278 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6279 section if it does not already exist.
6280 * attributes.cc (Attributes_section_data::Attributes_section_data):
6281 Don't crash if size is zero.
6283 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6284 Ian Lance Taylor <iant@google.com>
6286 * gold.cc (queue_middle_tasks): If no input files were opened,
6288 * workqueue.h (Task_function::Task_function): Assert that there is
6291 2010-02-22 Doug Kwan <dougkwan@google.com>
6293 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6294 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6295 types to avoid warnings due to different uint64_t implementations
6298 2010-02-21 Doug Kwan <dougkwan@google.com>
6300 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6301 handling of the maximum backward branch offset.
6302 (Arm_relocate_functions::thumb_branch_common): Ditto.
6303 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6304 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6305 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6306 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6307 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6308 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6309 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6310 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6311 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6312 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6313 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6314 thumb2_bl_out_of_range.o): New rules.
6315 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6316 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6317 thumb2_bl_out_of_range
6318 * testsuite/Makefile.in: Regenerate.
6319 * testsuite/arm_bl_in_range.s: New file.
6320 * testsuite/arm_bl_out_of_range.s: Ditto.
6321 * testsuite/arm_branch_in_range.sh: Ditto.
6322 * testsuite/arm_branch_range.t: Ditto.
6323 * testsuite/thumb2_branch_range.t: Ditto.
6324 * testsuite/thumb_bl_in_range.s: Ditto.
6325 * testsuite/thumb_bl_out_of_range.s: Ditto.
6326 * testsuite/thumb_branch_range.t: Ditto.
6328 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6330 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6331 Add reloc offset information.
6332 * icf.cc (get_section_contents): Change iterators to point to the new
6333 vectors. Add reloc offset information to the contents.
6334 * icf.h (Icf::Sections_reachable_info): New typedef.
6335 (Icf::Sections_reachable_list): New typedef.
6336 (Icf::Offset_info): New typedef.
6337 (Icf::Reloc_info): New struct typedef.
6338 (Icf::Reloc_info_list): New typedef.
6339 (Icf::symbol_reloc_list): Delete method.
6340 (Icf::addend_reloc_list): Delete method.
6341 (Icf::section_reloc_list): Delete method.
6342 (Icf::reloc_info_list): New method.
6343 (Icf::reloc_info_list_): New member.
6345 2010-02-19 Doug Kwan <dougkwan@google.com>
6347 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6348 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6349 * arm.cc (Arm_relocation_functions): New forward declaration.
6350 (Target_arm::Target_arm): Initialize new data members
6351 got_mod_index_offset_ and tls_base_symbol_defined_.
6352 (Target_arm::Relocate::relocate_tls): New method.
6353 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6354 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6356 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6357 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6358 (Target_arm::got_mod_index_offset_,
6359 Target_arm::tls_base_symbol_defined_): New data members.
6360 (Target_arm::Scan::local, Target::Scan::global,
6361 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6364 2010-02-18 Doug Kwan <dougkwan@google.com>
6366 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6367 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6368 text section as a parameter becuase some broken tools may not set
6369 the link in section header.
6370 (Target_arm::has_got_section): New method.
6371 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6372 without any mapping symbol as data only. Remove warning.
6373 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6374 link in its section header, try to discover the link by inspecting the
6375 REL31 relocation at the beginning of the section.
6376 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6378 (Target_arm::Scan::global): Treat any reference to the symbol
6379 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6381 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6383 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6384 (Scan::global_reloc_may_be_function_pointer): New function.
6385 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6386 (Scan::global_reloc_may_be_function_pointer): New function.
6387 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6388 (Scan::global_reloc_may_be_function_pointer): New function.
6389 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6390 (Scan::global_reloc_may_be_function_pointer): New function.
6391 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6392 (Scan::global_reloc_may_be_function_pointer): New function.
6393 (Scan::possible_function_pointer_reloc): New function.
6394 (Target_x86_64::can_check_for_function_pointers): New function.
6395 * gc.h (gc_process_relocs): Scan relocation types to determine if
6396 function pointers were taken for targets that support it.
6397 * icf.cc (Icf::find_identical_sections): Include functions for
6398 folding in safe ICF whose pointer is not taken.
6399 * icf.h (Secn_fptr_taken_set): New typedef.
6400 (fptr_section_id_): New member.
6401 (section_has_function_pointers): New function.
6402 (set_section_has_function_pointers): New function.
6403 (check_section_for_function_pointers): New function.
6404 * options.h: Fix comment for safe ICF option.
6405 * target.h (can_check_for_function_pointers): New function.
6406 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6407 Modify icf_safe_test for X86-64.
6408 * testsuite/Makefile.in: Regenerate.
6409 * testsuite/icf_safe_so_test.cc: New file.
6410 * testsuite/icf_safe_so_test.sh: New file.
6411 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6412 (main): Change to take pointer to function kept_func_3.
6413 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6414 folding is done correctly for X86-64.
6416 2010-02-12 David S. Miller <davem@davemloft.net>
6418 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6419 is_symbolless parameter.
6420 (Output_reloc<SHT_REL>::is_symbolless): New.
6421 (Output_reloc<SHT_REL>::is_symbolless_): New.
6422 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6423 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6424 (Output_reloc<SHT_RELA>::is_symbolless): New.
6425 (Output_data_reloc::add_global): Handle is_symbolless.
6426 (Output_data_reloc::add_global_relative): Likewise.
6427 (Output_data_reloc::add_local): Likewise.
6428 (Output_data_reloc::add_local_relative): Likewise.
6429 (Output_data_reloc::add_symbolless_global_addend): New.
6430 (Output_data_reloc::add_symbolless_local_addend): New.
6431 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6433 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6434 instead of ->is_relative_
6435 (Output_reloc::write): Likewise.
6436 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6437 (Output_reloc::write_rel): Simplify.
6439 * sparc.cc (Target_sparc::Scan::local): Use
6440 ->add_symbolless_local_addend as needed.
6441 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6442 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6443 based upon relocation offset.
6445 2010-02-11 Doug Kwan <dougkwan@google.com>
6447 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6448 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6449 beginning of function.
6450 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6451 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6452 parameter is_32bit in calls to should_apply_static_reloc.
6453 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6454 (check_DATA): Add arm_abs_global.stdout.
6455 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6456 arm_abs_global.stdout): New rules.
6457 (MOSTLLYCLEANFILES): Add arm_abs_global
6458 * Makefile.in: Regenerate.
6459 * testsuite/arm_abs_global.s: New file.
6460 * testsuite/arm_abs_global.sh: Ditto.
6461 * testsuite/arm_abs_lib.s: Ditto.
6463 2010-02-11 Ian Lance Taylor <iant@google.com>
6465 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6467 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6468 Allocate_commons_task first.
6469 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6470 task, rather than symtab_lock_.
6471 (Gc_process_relocs::~Gc_process_relocs): New function.
6472 (Gc_process_relocs::is_runnable): Check this_blocker_.
6473 (Gc_process_relocs::locks): Use next_blocker_ rather than
6475 (Scan_relocs::~Scan_relocs): New function.
6476 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6478 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6480 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6481 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6482 constructor accordingly.
6483 (class Gc_process_relocs): Likewise.
6484 (class Scan_relocs): Likewise.
6485 * common.h (class Allocate_commons_task): Remove symtab_lock_
6486 field, and corresponding constructor parameter.
6487 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6489 (Allocate_commons_task::locks): Likewise.
6491 2010-02-11 Ian Lance Taylor <iant@google.com>
6493 * gold-threads.h (class Once): Define.
6494 (class Initialize_lock): Rewrite as child of Once.
6495 * gold-threads.cc (class Once_initialize): Define.
6496 (once_pointer_control): New static variable.
6497 (once_pointer, once_arg): New static variables.
6498 (c_run_once): New static function.
6499 (Once::Once, Once::run_once, Once::internal_run): New functions.
6500 (class Initialize_lock_once): Remove.
6501 (initialize_lock_control): Remove.
6502 (initialize_lock_pointer): Remove.
6503 (initialize_lock_once): Remove.
6504 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6505 (Initialize_lock::initialize): Rewrite.
6506 (Initialize_lock::do_run_once): New function.
6507 * archive.cc (Archive::interpret_header): Only clear name if it is
6509 * fileread.cc: Include "gold-threads.h"
6510 (file_counts_lock): New static variable.
6511 (file_counts_initialize_lock): Likewise.
6512 (File_read::release): Only increment counts when using --stats.
6513 Use a lock around the increment.
6514 * parameters.cc (class Set_parameters_target_once): Define.
6515 (set_parameters_target_once): New static variable.
6516 (Parameters::Parameters): Move here from parameters.h.
6517 (Parameters::set_target): Rewrite.
6518 (Parameters::set_target_once): New function.
6519 (Parameters::clear_target): Move here and rewrite.
6520 * parameters.h (class Parameters): Update declarations. Add
6521 set_parameters_target_once_ field.
6522 (Parameters::Parameters): Move to parameters.cc.
6523 (Parameters::clear_target): Likewise.
6524 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6526 (Start_group::~Start_group): New function.
6527 (Start_group::is_runnable): New function.
6528 (Start_group::locks, Start_group::run): New functions.
6529 (Finish_group::run): Change saw_undefined to size_t.
6530 * readsyms.h (class Start_group): Define.
6531 (class Finish_group): Change saw_undefined_ field to size_t.
6532 (Finish_group::Finish_group): Remove saw_undefined and
6533 this_blocker parameters. Change all callers.
6534 (Finish_group::set_saw_undefined): New function.
6535 (Finish_group::set_blocker): New function.
6536 * symtab.h (class Symbol_table): Change saw_undefined to return
6537 size_t. Change saw_undefined_ field to size_t.
6538 * target-select.cc (Set_target_once::do_run_once): New function.
6539 (Target_selector::Target_selector): Initialize set_target_once_
6540 field. Don't initialize lock_ and initialize_lock_ fields.
6541 (Target_selector::instantiate_target): Rewrite.
6542 (Target_selector::set_target): New function.
6543 * target-select.h (class Set_target_once): Define.
6544 (class Target_selector): Update declarations. Make
6545 Set_target_once a friend. Remove lock_ and initialize_lock_
6546 fields. Add set_target_once_ field.
6548 2010-02-10 Ian Lance Taylor <iant@google.com>
6550 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6552 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6553 (queue_middle_tasks): Add all blockers before queueing any tasks.
6554 (queue_final_tasks): Likewise.
6555 * token.h (Task_token::add_blockers): New function.
6556 * object.h (Input_objects::number_of_relobjs): New function.
6558 2010-02-10 Ian Lance Taylor <iant@google.com>
6560 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6561 shared, not if not position independent.
6562 * x86_64.cc (Relocate::relocate_tls): Likewise.
6563 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6564 (tls_pie_pic_test): New target.
6565 * testsuite/Makefile.in: Rebuild.
6567 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6568 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6569 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6570 * testsuite/Makefile.in: Rebuild.
6572 2010-02-09 David S. Miller <davem@davemloft.net>
6574 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6575 R_SPARC_RELATIVE using ->add_local_relative().
6576 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6578 * output.h (Output_data_dynamic::add_section_size): New method
6579 that takes two Output_data objects.
6580 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6581 entry param. Handle it in initializers.
6582 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6583 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6584 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6586 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6587 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6588 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6589 for dynrel_includes_plt.
6590 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6591 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6592 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6594 (Target_sparc::do_finalize_sections): Update to pass true for
6595 dynrel_includes_plt.
6596 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6597 output before .rela.plt
6598 (Target_powerpc::do_finalize_sections): Update to pass true for
6599 dynrel_includes_plt when 32-bit.
6601 2010-02-08 Doug Kwan <dougkwan@google.com>
6603 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6605 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6606 Arm_relobj::scan_section_for_cortex_a8_stubs,
6607 Arm_relobj::do_relocation_section): Instead of calling
6608 Output_section::output_address, use faster
6609 Arm_relobj::simple_input_section_output_address.
6611 2010-02-08 David S. Miller <davem@davemloft.net>
6613 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6614 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6615 relocation helper function.
6617 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6618 just like R_SPARC_GOT{10,13,22}.
6619 (Target_sparc::Scan::local): Likewise.
6620 (Target_sparc::Relocate:relocate): Likewise.
6622 2010-02-06 Ian Lance Taylor <iant@google.com>
6624 * configure.ac: Rewrite targetobjs duplicate removal code to use
6625 only shell constructs.
6626 * configure: Rebuild.
6628 2010-02-05 Doug Kwan <dougkwan@google.com>
6631 * arm.cc (Arm_relobj::section_is_scannable): New method.
6632 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6633 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6635 2010-02-04 Doug Kwan <dougkwan@google.com>
6638 * arm-reloc-property.cc (cstdio): Include.
6639 * configure.ac (targetobjs): Remove duplicates.
6640 * configure: Regenerate.
6641 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6642 big and little endian version for a given address size.
6644 2010-02-03 Doug Kwan <dougkwan@google.com>
6646 * arm-reloc-property.cc
6647 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6649 * arm-reloc-property.h
6650 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6651 New method definition.
6652 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6654 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6656 (GOT_PREL): Change implemented to Y.
6657 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6658 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6659 (Arm_relocate_functions::movw_abs_nc): Remove method.
6660 (Arm_relocate_functions::movt_abs): Ditto.
6661 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6662 (Arm_relocate_functions::thm_movt_abs): Ditto.
6663 (Arm_relocate_functions::movw_rel_nc): Ditto.
6664 (Arm_relocate_functions::movw_rel): Ditto.
6665 (Arm_relocate_functions::movt_rel): Ditto.
6666 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6667 (Arm_relocate_functions:thm_movw_rel): Ditto.
6668 (Arm_relocate_functions:thm_movt_rel): Ditto.
6669 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6670 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6671 New method definitions.
6672 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6673 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6674 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6675 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6676 (Target_arm::Relocate::relocate): Check for non-static or
6677 unimplemented relocation code and exit early. Change calls to
6678 Target_arm::reloc_uses_thumb_bit and
6679 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6680 instead. Refactor code to handle similar relocations to increase
6681 code sharing. Remove check for unsupported relocation code in switch
6683 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6684 relocation property table to find out size. Change error message to
6685 print out the name of a relocation code instead of the numeric value.
6686 (Target_arm::scan_reloc_for_stub): Use relocation property table
6687 instead of calling Target_arm::reloc_uses_thumb_bit().
6689 2010-02-02 Doug Kwan <dougkwan@google.com>
6691 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6692 types of relaxed input section.
6694 2010-02-02 Doug Kwan <dougkwan@google.com>
6696 * Makefile.am (HFILES): Add arm-reloc-property.h.
6698 (TARGETSOURCES): Add arm-reloc-property.cc
6699 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6700 (libgold_a_SOURCES): $(DEFFILES)
6701 * Makefile.in: Regenerate.
6702 * arm-reloc-property.cc: New file.
6703 * arm-reloc-property.h: New file.
6704 * arm-reloc.def: New file.
6705 * arm.cc: Update comments.
6706 (arm-reloc-property.h): New included header.
6707 (arm_reloc_property_table): New global variable.
6708 (Target_arm::do_select_as_default_target): New method definition.
6709 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6710 arm-reloc-property to targ_extra_obj.
6711 * parameters.cc (set_parameters_target): Call
6712 Target::select_as_default_target().
6713 * target.h (Target::select_as_default_target): New method definition.
6714 (Target::do_select_as_default_target): Same.
6716 2010-02-01 Doug Kwan <dougkwan@google.com>
6718 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6719 first_output_text_section_.
6720 (Arm_exidx_fixup::first_output_text_section): New method definition.
6721 (Arm_exidx_fixup::first_output_text_section_): New data member.
6722 (Arm_exidx_fixup::process_exidx_section): Record the first text
6723 output section seen.
6724 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6725 and entsize in output section header.
6727 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6729 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6730 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6731 (Arm_relocate_functions::thm_alu11): New Method.
6732 (Arm_relocate_functions::thm_pc8): New Method.
6733 (Arm_relocate_functions::thm_pc12): New Method.
6734 (Target_arm::Scan::local): Handle the relocations.
6735 (Target_arm::Scan::global): Likewise.
6736 (Target_arm::Relocate::relocate): Likewise.
6737 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6739 2010-01-29 Doug Kwan <dougkwan@google.com>
6741 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6742 of relocation types as ld.
6744 2010-01-29 Doug Kwan <dougkwan@google.com>
6746 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6748 (Arm_relocate_functions::thumb_branch_common): Ditto.
6749 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6750 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6751 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6752 Arm_relocate_functions::jump24): Remove.
6753 (Target_arm::Relocate::relocate): Adjust code to call
6754 Arm_relocation_functions::arm_branch_common and
6755 Arm_relocation_functions::thumb_branch_common instead of their removed
6756 wrappers. Merge switch-cases together to reduce source code size.
6758 2010-01-29 Doug Kwan <dougkwan@google.com>
6760 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6761 output_local_symbol_count_needs_update_.
6762 (Arm_relobj::output_local_symbol_count_needs_update,
6763 Arm_relobj::set_output_local_symbol_count_needs_update,
6764 Arm_relobj::update_output_local_symbol_count): New methods.
6765 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6767 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6768 of pointed function as in a R_ARM_PREL31 relocation.
6769 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6770 for output local symbol count updating.
6771 (Target_arm::do_relax): Update output local symbol counts in objects
6773 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6775 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6777 * arm.cc: Added support for the ARM relocations:
6778 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6779 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6780 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6782 (Arm_relocate_functions::movw_rel): New method.
6783 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6784 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6786 (Arm_relocate_functions::thm_movw_rel): New method.
6787 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6789 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6791 (Target_arm::Scan::global): Likewise.
6792 (Target_arm::Relocate::relocate): Likewise.
6793 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6796 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6798 * arm.cc: Added support for ARM group relocations.
6799 (Target_arm::reloc_needs_sym_origin): New method.
6800 (Arm_relocate_functions::calc_grp_kn): New method.
6801 (Arm_relocate_functions::calc_grp_residual): New method.
6802 (Arm_relocate_functions::calc_grp_gn): New method.
6803 (Arm_relocate_functions::arm_grp_alu): New Method.
6804 (Arm_relocate_functions::arm_grp_ldr): New Method.
6805 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6806 (Arm_relocate_functions::arm_grp_ldc): New Method.
6807 (Target_arm::Scan::local): Handle the ARM group relocations.
6808 (Target_arm::Scan::global): Likewise.
6809 (Target_arm::Relocate::relocate): Likewise.
6810 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6813 2010-01-26 Doug Kwan <dougkwan@google.com>
6815 * arm.cc (set): Include.
6816 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6818 (Arm_output_section::Text_section_list): New type.
6819 (Arm_output_section::append_text_sections_to_list): New method.
6820 (Arm_output_section::fix_exidx_coverage): Ditto.
6821 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6822 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6823 Relobj::set_section_offset() instead of
6824 Sized_relobj::invalidate_section_offset().
6825 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6826 parameter for section headers. Ignore relocation sections for
6827 unallocated sections and EXIDX sections.
6828 (Target_arm::fix_exidx_coverage): New method.
6829 (Target_arm::output_section_address_less_than): New type.
6830 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6831 linked text section instead of the EXIDX section.
6832 (Arm_output_section::create_stub_group): Add an assertion to check
6833 that this is not an EXIDX output section.
6834 (Arm_output_section::append_text_sections_to_list): New method.
6835 (Arm_output_section::fix_exidx_coverage): Ditto.
6836 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6837 Arm_relobj::section_needs_reloc_stub_scanning.
6838 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6840 (Target_arm::fix_exidx_coverage): New method.
6841 * object.h (Relobj::set_output_section): New method.
6842 (Sized_relobj::invalidate_section_offset): Remove method.
6843 (Sized_relobj::do_invalidate_section_offset): Remove method.
6844 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6846 2010-01-25 Doug Kwan <dougkwan@google.com>
6848 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6849 Fix warning due to signed and unsigned comparison on a 32-bit host.
6851 2010-01-22 Doug Kwan <dougkwan@google.com>
6853 * arm.cc (Target_arm::do_relax): Record an output section for section
6854 offset adjustment it contains any stub table that has changed.
6855 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6856 offsets in an output section if necessary.
6857 * output.cc (Output_section::Output_section): Initialize
6858 section_offsets_need_adjustments_.
6859 (Output_section::add_input_section_for_script): Renamed to
6860 Output_section::add_simple_input_section.
6861 (Output_section::save_states): Add a comment.
6862 (Output_section::discard_states): New method defintion.
6863 (Output_section::adjust_section_offsets): Same.
6864 * output.h (Output_section::add_input_section_for_script): Renamed to
6865 Output_section::add_simple_input_section.
6866 (Output_section::discard_states): New method declaration.
6867 (Output_section::adjust_section_offsets): Same.
6868 (Output_section::section_offsets_need_adjustment,
6869 Output_section::set_section_offsets_need_adjustment): New method
6871 (Output_section::section_offsets_need_adjustment_): New data member.
6872 * script-sections.cc
6873 (Output_section_element_input::set_section_address): Adjust code for
6874 renaming of Output_section::add_input_section_for_script.
6875 (Orphan_output_section::set_section_address): Same.
6877 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6879 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6880 Fix_v4bx enum values .
6881 * gold/options.h (General_options): New option definitions.
6882 (General_options::fix_v4bx): New method.
6883 (General_options::Fix_v4bx): New enum.
6884 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6885 (General_options::parse_fix_v4bx_interworking): New method.
6887 2010-01-22 Doug Kwan <dougkwan@google.com>
6889 * arm.cc (Arm_exidx_fixup): New class.
6891 2010-01-21 Doug Kwan <dougkwan@google.com>
6893 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6895 (Arm_exidx_section_offset_map): New type.
6897 2010-01-21 Doug Kwan <dougkwan@google.com>
6899 * arm.cc (Arm_exidx_input_section): New class.
6900 (Arm_relobj::exidx_input_section_by_link,
6901 Arm_relobj::exidx_input_section_by_shndx,
6902 Arm_relobj::make_exidx_input_section): New methods.
6903 (read_arm_attributes_section): Remove.
6904 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6905 information about them.
6906 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6909 2010-01-20 Doug Kwan <dougkwan@google.com>
6911 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6912 Input_section_specifier to Section_id.
6913 (Target_arm::new_arm_input_section: Adjust code for change of key
6915 (Target_arm::find_arm_input_section): Ditto.
6916 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6917 (Section_id): Remove.
6918 (Garbage_collection::Section_id_hash): Remove.
6919 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6920 (Section_id): Remove.
6921 (Icf::Section_id_hash): Remove.
6922 * object.h (Section_id, Const_section_id, Section_id_hash,
6923 Const_section_id_hash): New type definitions.
6924 * output.cc (Output_section::add_relaxed_input_section): Change to
6925 use Const_section_id instead of Input_section_specifier as key type.
6926 (Output_section::add_merge_input_section): Ditto.
6927 (Output_section::build_relaxation_map): Change to use Section_id
6928 instead of Input_section_specifier as key type.
6929 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6931 (Output_section::convert_input_sections_to_relaxed_sections): Change
6932 to use Const_section_id instead of Input_section_specifier as key type.
6933 (Output_section::find_merge_section): Ditto.
6934 (Output_section::find_relaxed_input_section): Ditto.
6935 * output.h (Input_section_specifier): Remove class.
6936 (Output_section::Output_section_data_by_input_section_map): Change
6937 key type to Const_section_id.
6938 (Output_section::Output_relaxed_input_section_by_input_section_map):
6940 (Output_section::Relaxation_map): Change key type to Section_id.
6942 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6944 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6945 (class Arm_v4bx_stub): New class.
6946 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6947 (Stub_factory::make_arm_v4bx_stub): New method.
6948 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6949 (Stub_table::empty): Handle v4bx stubs.
6950 (Stub_table::add_arm_v4bx_stub): New method.
6951 (Stub_table::find_arm_v4bx_stub): New method.
6952 (Arm_relocate_functions::v4bx): New method.
6953 (Target_arm::fix_v4bx): New method.
6954 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6955 (Stub_table::relocate_stubs): Likewise.
6956 (Stub_table::do_write): Likewise.
6957 (Stub_table::update_data_size_and_addralign): Likewise.
6958 (Stub_table::finalize_stubs): Likewise.
6959 (Target_arm::Scan::local): Likewise.
6960 (Target_arm::Scan::global): Likewise.
6961 (Target_arm::do_finalize_sections): Likewise.
6962 (Target_arm::Relocate::relocate): Likewise.
6963 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6965 (Target_arm::scan_reloc_for_stub): Likewise.
6966 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6968 2010-01-19 Ian Lance Taylor <iant@google.com>
6970 * output.cc (Output_section_headers::do_sized_write): Write large
6971 segment count to sh_info field.
6972 (Output_file_header::do_sized_write): For large segment count,
6973 write PN_XNUM to e_phnum field.
6975 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6977 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6978 (Arm_relocate_functions::thm_jump8): New function.
6979 (Arm_relocate_functions::thm_jump11): New function.
6980 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6982 (Target_arm::Scan::global): Likewise.
6983 (Target_arm::Relocate::relocate): Likewise.
6984 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6987 2010-01-14 Doug Kwan <dougkwan@google.com>
6989 * arm.cc (map, utility): Include headers.
6990 (Target_arm::apply_cortex_a8_workaround): New method.
6991 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6992 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6993 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6994 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6995 the --[no-]fix-cortex-a8 command line options.
6996 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6997 (Target_arm::relocate_stub): Use addend in instruction template.
6998 * options.h (DEFINE_bool): Set the user-set flag.
6999 (General_options): Add --[no-]-fix-cortex options.
7000 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7001 : Update fast look-up map after conversion.
7003 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7005 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7006 in the first pass of do_layout.
7008 2010-01-13 Doug Kwan <dougkwan@google.com>
7010 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7011 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7012 apparent compiler problem of not folding static constant integral
7013 data members of elfcpp::Elf_sizes<32>.
7015 2010-01-13 Doug Kwan <dougkwan@google.com>
7017 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7018 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7019 Arm_relobj::scan_section_for_cortex_a8_erratum,
7020 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7021 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7022 sections to scan for relocation stubs into a new method
7023 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7024 relocation and Cortex-A8 stub scanning.
7025 (Target_arm::do_relax): Force stubs to be after stubbed sections
7026 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7027 the beginning of a new relaxation pass. Update a comment.
7028 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7030 2010-01-12 Ian Lance Taylor <iant@google.com>
7032 * target-reloc.h (visibility_error): New inline function.
7033 (relocate_section): Call visibility_error.
7034 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7035 (MOSTLYCLEANFILES): Likewise.
7036 (protected_4_pic.o, protected_3.err): New targets.
7037 * testsuite/protected_4.cc: New file.
7039 2010-01-12 Doug Kwan <dougkwan@google.com>
7041 * arm.cc (Cortex_a8_reloc): New class.
7042 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7043 and cortex_a8_relocs_info_.
7044 (Target_arm::fix_cortex_a8): New method definition.
7045 (Target_arm::Cortex_a8_relocs_info): New type.
7046 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7047 New data member declarations.
7048 (Target_arm::scan_reloc_for_stub): Record information about
7049 relocations for THUMB branches that might be exempted from the
7050 Cortex-A8 workaround.
7051 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7052 at the beginning of a relaxation pass.
7054 2010-01-12 Doug Kwan <dougkwan@google.com>
7056 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7057 (Arm_relobj::Mapping_symbol_position,
7058 Arm_reloj::Mapping_symbol_position_less,
7059 Arm_relobj::Mapping_symbols_info): New types.
7060 (Target_arm::is_mapping_symbol_name): New method definition.
7061 (Arm_relobj::do_count_local_symbols): Save information about mapping
7064 2010-01-11 Doug Kwan <dougkwan@google.com>
7066 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7067 Arm_relocate_functions::thumb32_branch_upper,
7068 Arm_relocate_functions::thumb32_branch_lower,
7069 Arm_relocate_functions::thumb32_cond_branch_offset,
7070 Arm_relocate_functions::thumb32_cond_branch_upper,
7071 Arm_relocate_functions::thumb32_cond_branch_lower,
7072 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7073 branch offset encoding.
7074 (Arm_relocate_functions::thumb_branch_common): Use new branch
7075 offset encoding methods to avoid code duplication.
7076 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7077 (Stub_addend_reader::operator()): Use new branch encoding method
7078 to avoid code duplication.
7080 2010-01-11 Doug Kwan <dougkwan@google.com>
7082 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7083 (Target_arm::do_finalize_sections): Define special EXIDX section
7084 symbols only if referenced.
7085 * gc.h (Garbage_collection::add_reference): New method.
7086 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7089 2010-01-11 Ian Lance Taylor <iant@google.com>
7091 * script.cc (Version_script_info::build_expression_list_lookup):
7092 Change complaing about duplicate wildcard match from error to
7095 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7097 (Version_script_info::Version_script_info): Initialize globs_,
7098 default_version_, default_is_global_, and exact_. Don't
7099 initialize globals_ or locals_.
7100 (Version_script_info::build_lookup_tables): Build local symbols
7102 (Version_script_info::unquote): New function.
7103 (Version_script_info::add_exact_match): New function.
7104 (Version_script_info::build_expression_list_lookup): Remove lookup
7105 parameter. Add is_global parameter. Change all callers. Handle
7106 wildcard pattern specially. Unquote pattern. Call
7108 (Version_script_info::get_name_to_match): New function.
7109 (Version_script_info::get_symbol_version): New function.
7110 (Version_script_info::get_symbol_version_helper): Remove.
7111 (Version_script_info::check_unmatched_names): Call unquote.
7112 * script.h (class Version_script_info): Change get_symbol_version
7113 to be non-inline and add is_global parameter; change all callers.
7114 Rewrite symbol_is_local. Update declarations. Define struct
7115 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7116 Remove globals_ and locals_ members. Add exact_, globs_,
7117 default_version_, is_global_.
7118 (Version_script_info::Glob): Remove pattern, add expression and
7119 is_global. Update constructor. Change all callers.
7120 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7122 (Versions::symbol_section_contents): If a symbol is undefined, or
7123 defined in a dynamic object, set the version index to
7125 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7127 (Symbol_table::add_from_pluginobj): Likewise.
7128 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7130 2010-01-11 Doug Kwan <dougkwan@google.com>
7132 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7133 (incremental_dump_LDADD): Add linking option for libintl.
7134 * Makefile.in: Regenerate.
7136 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7139 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7141 * testsuite/Makefile.in: Regenerated.
7143 2010-01-10 Doug Kwan <dougkwan@google.com>
7145 * options.h (DEFINE_var): Use parentheses around argument varname__
7146 in macro body to avoid any unintended subsequent substitutions.
7148 2010-01-10 Ian Lance Taylor <iant@google.com>
7150 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7151 candidates before doing symbol resolution.
7153 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7154 ODR candidates if only one is weak.
7156 2010-01-08 Ian Lance Taylor <iant@google.com>
7158 * script.cc (Version_script_info::build_expression_list_lookup):
7159 Don't warn about ambiguous version, just record the ambiguity.
7160 (Version_script_info::get_symbol_version_helper): Give error if
7161 version is ambiguous.
7163 2010-01-08 Doug Kwan <dougkwan@google.com>
7165 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7166 prev_data_size_ and prev_addralign_. Remove initializer for
7167 deleted data member has_been_changed_.
7168 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7169 to determine if the table is empty.
7170 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7172 (Stub_table::add_reloc_stub): Define method in class definition
7173 instead of just declaring it there.
7174 (Stub_table::add_cortex_a8_stub): New method definition.
7175 (Stub_table::update_data_size_and_addralign): Ditto.
7176 (Stub_table::finalize_stubs): Ditto.
7177 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7178 (Stub_table::do_addralign_): Return address alignment in the
7179 (Stub_table::do_reset_address_and_file_offset): Define method in
7180 class definition instead of declaring it there. Set current data
7181 size to be the data size of the previous pass.
7182 (Stub_table::set_final_data_size): Use current data size as the
7184 (Stub_table::relocate_stub): Change parameter type of stub from
7185 Reloc_stub pointer to Stub pointer.
7186 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7187 (Stub_table::Cortex_a8_stub_list): New typedef.
7188 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7189 Stub_table::prev_addralign_): New data member.
7190 (Arm_relobj::Arm_relobj): Initialize data member
7191 section_has_cortex_a8_workaround_.
7192 (Arm_relobj::section_has_cortex_a8_workaround,
7193 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7195 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7197 (Target_arm::relocate_stub): Change parameter type of stub from
7198 Reloc_stub pointer to Stub pointer.
7199 (Insn_template::size, Insn_template::alignment): Handle
7200 THUMB16_SPECIAL_TYPE.
7201 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7202 Stub_table::update_data_size_and_addralign,
7203 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7205 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7206 (Stub_table::do_write): Ditto.
7207 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7209 2010-01-08 Ian Lance Taylor <iant@google.com>
7212 * symtab.h (class Symbol): Remove fields is_target_special_ and
7213 has_plt_offset_. Add field is_defined_in_discarded_section_.
7214 (Symbol::is_defined_in_discarded_section): New function.
7215 (Symbol::set_is_defined_in_discarded_section): New function.
7216 (Symbol::has_plt_offset): Rewrite.
7217 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7218 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7219 Don't initialize is_target_special_ or has_plt_offset_.
7220 Initialize is_defined_in_discarded_section_.
7221 (Symbol_table::add_from_relobj): If appropriate, set
7222 is_defined_in_discarded_section.
7223 * resolve.cc (Symbol::override_base_with_special): Don't test
7224 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7225 * target-reloc.h (relocate_section): Do special handling for
7226 symbols defined in discarded sections for global symbols as well
7229 2010-01-08 Ian Lance Taylor <iant@google.com>
7231 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7232 the SHT_SYMTAB case.
7234 2010-01-08 Ian Lance Taylor <iant@google.com>
7236 * object.cc (Sized_relobj::do_layout): Don't get confused if
7237 layout_eh_frame returns NULL.
7239 2010-01-08 Ian Lance Taylor <iant@google.com>
7242 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7243 dynamic symbol table, use the normal symbol table.
7244 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7247 2010-01-08 Ian Lance Taylor <iant@google.com>
7250 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7253 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7255 * version.cc (print_version): Change to "Copyright 2010".
7257 2010-01-08 Ian Lance Taylor <iant@google.com>
7261 * i386.cc (class Target_i386): Change return type of plt_section
7263 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7264 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7265 tls_desc_rel_ field.
7266 (Output_data_plt_i386::rel_tls_desc): New function.
7267 (Target_i386::rel_tls_desc_section): New function.
7268 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7269 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7270 R_386_TLS_DESC reloc in rel_tls_desc_section.
7271 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7272 Define struct Tlsdesc_info.
7273 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7274 (Target_x86_64::do_reloc_symbol_index): New function.
7275 (Target_x86_64::add_tlsdesc_info): New function.
7276 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7277 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7279 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7281 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7282 (Target_x86_64::rela_tlsdesc_section): New function.
7283 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7285 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7286 (Target_x86_64::do_reloc_addend): New function.
7287 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7288 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7289 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7290 (Output_reloc::type): New function.
7291 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7292 (Output_reloc::is_target_specific): New function.
7293 (Output_reloc::target_arg): New function.
7294 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7295 absolute relocs and target specific relocs.
7296 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7297 add_target_specific.
7298 (class Output_data_reloc) [SHT_RELA]: Likewise.
7299 * output.cc (Output_reloc::Output_reloc): Add four new versions
7300 for absolute relocs and target specific relocs.
7301 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7302 (Output_reloc::get_symbol_index): Likewise.
7303 (Output_reloc::local_section_offset): Check that local_sym_index_
7304 is not TARGET_CODE or 0.
7305 (Output_reloc::symbol_value): Likewise.
7306 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7308 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7309 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7311 * layout.cc (add_target_dynamic_tags): Use output section for
7312 DT_PLTRELSZ and DT_JMPREL.
7314 2010-01-07 Ian Lance Taylor <iant@google.com>
7317 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7319 (class Output_data_reloc_generic): Define.
7320 (class Output_data_reloc_base): Change base class to
7321 Output_data_reloc_generic. Change add() method to call
7322 bump_relative_reloc_count for a relative reloc. Remove
7324 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7326 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7327 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7329 * layout.h (class Layout): Update declaration.
7331 2010-01-07 Ian Lance Taylor <iant@google.com>
7333 * output.h (class Output_data): Add const version of
7334 output_section and do_output_section.
7335 (class Output_section_data): Add const version of
7337 (class Output_section): Likewise.
7338 * layout.cc (Layout::add_target_dynamic_tags): New function.
7339 * layout.h (class Layout): Update declarations.
7340 * arm.cc (Target_arm::do_finalize_sections): Use
7341 add_target_dynamic_tags.
7342 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7343 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7344 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7345 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7347 2010-01-07 Ian Lance Taylor <iant@google.com>
7350 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7353 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7354 Ian Lance Taylor <iant@google.com>
7357 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7358 Xindex::read_symtab_xindex.
7360 2010-01-07 Doug Kwan <dougkwan@google.com>
7362 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7363 (Insn_template::thumb16_bcond_insn): New method declaration.
7364 (Insn_template): Fix spelling.
7365 (Stub::thumb16_special): New method declaration.
7366 (Stub::do_write): Define virtual method which was previously pure
7368 (Stub::do_thumb16_special): New method declaration.
7369 (Stub::do_fixed_endian_write): New template member.
7370 (Reloc_stub::do_write): Remove.
7371 (Reloc_stub::do_fixed_endian_write): Remove.
7372 (Cortex_a8_stub): New class definition.
7373 (Stub_factory::make_cortex_a8_stub): New method definition.
7374 (Stub_factory::Stub_factory): Add missing static storage class
7375 qualifier for elf32_arm_stub_a8_veneer_blx.
7377 2010-01-07 Ian Lance Taylor <iant@google.com>
7380 * options.h (class General_options): Add --warn-unresolved-symbols
7381 and --error-unresolved-symbols.
7382 * errors.cc (Errors::undefined_symbol): Implement
7383 --warn-unresolved-symbols.
7385 * options.h (class General_options): Add -z text and -z textoff.
7386 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7388 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7390 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7391 (Garbage_collection::cident_sections): New function.
7392 (Garbage_collection::add_cident_section): New function.
7393 (Garbage_collection::cident_sections_): New member.
7394 (gc_process_relocs): Add references to sections whose names are C
7396 * gold.h (cident_section_start_prefix): New constant.
7397 (cident_section_stop_prefix): New constant.
7398 (is_cident): New function.
7399 * layout.cc (Layout::define_section_symbols): Replace string constants
7400 with the newly defined constants.
7401 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7403 * testsuite/Makefile.am: Add gc_orphan_section_test.
7404 * testsuite/Makefile.in: Regenerate.
7405 * testsuite/gc_orphan_section_test.cc: New file.
7406 * testsuite/gc_orphan_section_test.sh: New file.
7408 2010-01-06 Ian Lance Taylor <iant@google.com>
7411 * options.h (class General_options): Add --warn-shared-textrel.
7412 * layout.cc (Layout::finish_dynamic_section): Implement
7413 --warn-shared-textrel.
7416 * options.h (class General_options): Add --warn-multiple-gp.
7418 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7420 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7421 $(THREADSLIB) and $(LIBDL).
7422 * Makefile.in: Rebuild.
7424 2010-01-06 Ian Lance Taylor <iant@google.com>
7427 * options.cc (General_options::parse_section_start): New function.
7428 (General_options::section_start): New function.
7429 (General_options::General_options): Initialize all members.
7430 * options.h: Include <map>
7431 (class General_options): Add --section-start. Add section_starts_
7433 * layout.cc (Layout::attach_allocated_section_to_segment): If
7434 --section-start was used, set the address of the segment. Remove
7435 local sort_sections.
7436 (Layout::relaxation_loop_body): If the address of the load segment
7437 has been set by --section-start, don't use it.
7438 * output.h (Output_segment::update_flags_for_output_section): New
7440 * output.cc (Output_segment::add_output_section): Call
7441 update_flags_for_output_section.
7443 2010-01-05 Ian Lance Taylor <iant@google.com>
7446 * options.h (class General_options): Add --undefined-version.
7447 * script.cc (struct Version_expression): Add was_matched_by_symbol
7449 (Version_script_info::matched_symbol): New function.
7450 (Version_script_info::get_symbol_version_helper): Call
7452 (Version_script_info::check_unmatched_names): New function.
7453 * script.h (class Version_script_info): Update declarations.
7454 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7456 * options.h (class General_options): Use DEFINE_bool_alias for
7457 allow_multiple_definition.
7458 * resolve.cc (Symbol_table::should_override): Don't test
7459 allow_multiple_definition.
7462 * options.h (class General_options): Add --cref.
7463 * main.cc (main): Print cref table if --cref. Don't close mapfile
7464 until after printing cref table.
7465 * cref.cc: Include "symtab.h".
7466 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7467 (Cref_table_compare::operator()): New function.
7468 (Cref_inputs::gather_cref): New function.
7469 (filecol): New static const.
7470 (Cref_inputs::print_cref): New function.
7471 (Cref::print_cref): New function.
7472 * cref.h: Include <cstdio>.
7473 (class Cref): Update declarations.
7474 * mapfile.h (Mapfile::file): New function.
7475 * object.h (class Object): Define Symbols. Declare virtual
7476 do_get_global_symbols.
7477 (Object::get_global_symbols): New function.
7478 * object.cc (Input_objects::add_object): Pass object to cref_ if
7480 (Input_objects::archive_start): Likewise.
7481 (Input_objects::archive_stop): Likewise.
7482 (Input_objects::print_cref): New function.
7483 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7484 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7486 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7488 * plugin.h (class Sized_pluginobj): Update declarations.
7490 2010-01-05 Ian Lance Taylor <iant@google.com>
7492 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7493 to is_default_version. Rename insdef to insdefault.
7494 (Symbol_table::add_from_relobj): Rename def to is_default_version
7495 and local to is_forced_local.
7496 (Symbol_table::add_from_pluginobj): Likewise.
7497 (Symbol_table::add_from_dynobj): Likewise.
7498 (Symbol_table::define_special_symbol): Rename insdef to
7501 2010-01-04 Ian Lance Taylor <iant@google.com>
7504 * options.h (class General_options): Add
7505 --allow-multiple-definition and -z muldefs.
7506 * resolve.cc (Symbol_table::should_override): Don't warn about a
7507 multiple symbol definition if --allow-multiple-definition or -z
7511 * options.h (class General_options): Add --add-needed and
7512 --copy-dt-needed-entries. Tweak --as-needed help entry.
7513 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7514 error if --copy-dt-needed-entries aka --add-needed is used and
7515 would cause a change in behaviour.
7518 * options.h (class General_options): Add -G as a short version of
7519 --shared. Add no-op options -assert, -g, and -i.
7521 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7523 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7524 check for .text or .gnu.linkonce.t sections.
7525 * icf.cc (Icf::find_identical_sections): Ditto.
7526 Change the detection for mangled function name within the section
7528 * icf.h (is_section_foldable_candidate): New function.
7530 2009-12-30 Ian Lance Taylor <iant@google.com>
7533 * options.h (class General_options): Permit two dashes with
7534 --retain-symbols-file.
7536 2009-12-30 Ian Lance Taylor <iant@google.com>
7539 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7540 don't put the file header and segment headers in the text
7544 * common.cc (Sort_commons::operator()): Stabilize sort when both
7546 (Symbol_table::do_allocate_commons_list): When allocating common
7547 symbols, skip a symbol which is no longer common.
7548 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7549 an object before checking its type.
7550 * testsuite/common_test_2.c: New file.
7551 * testsuite/common_test_3.c: New file.
7552 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7553 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7554 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7555 (common_test_2_pic.o, common_test_2.so): New targets.
7556 (common_test_3_pic.o, common_test_3.so): New targets.
7557 * testsuite/Makefile.in: Rebuild.
7560 * script.cc (read_input_script): If we see a new SECTIONS clause,
7561 and we have added an input section, give an error.
7562 * layout.h (class Layout): Add have_added_input_section function.
7563 Add have_added_input_section_ field.
7564 * layout.cc (Layout::Layout): Initialize
7565 have_added_input_section_.
7566 (Layout::layout): Set have_added_input_section_.
7567 (Layout::layout_eh_frame): Likewise.
7569 2009-12-30 Ian Lance Taylor <iant@google.com>
7572 * options.h (class General_options): Add --sort-common option.
7573 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7574 * common.cc (Sort_common): Add sort_order parameter to
7575 constructor. Add sort_order_ field.
7576 (Sort_commons::operator): Check sort_order_.
7577 (Symbol_table::allocate_commons): Determine the sort order.
7578 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7580 (Symbol_table::do_allocate_commons_list): Likewise.
7582 2009-12-30 Ian Lance Taylor <iant@google.com>
7585 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7586 symbols from this object, don't change the visibility of an
7588 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7590 2009-12-30 Ian Lance Taylor <iant@google.com>
7593 * script.h (class Version_script_info): Define Language enum.
7594 Update declarations. Define Glob, Exact, and Lookup types. Add
7595 new fields globals_, locals_, and is_finalized_.
7596 * script.cc: Various formatting fixes.
7597 (class Parser_closure): Change language_stack_ from a vector of
7598 std::string to one of Version_script_info::Language. Adjust all
7600 (class Lazy_demangler): Remove.
7601 (struct Version_expression): Change language from std::string to
7602 Version_script_info::Language.
7603 (Version_script_info::Version_script_info): New function.
7604 (Version_script_info::~Version_script_info): Don't call clear.
7605 (Version_script_info::finalize): New function.
7606 (Version_script_info::build_lookup_tables): New function.
7607 (Version_script_info::build_expression_list_lookup): New
7609 (Version_script_info::get_symbol_version_helper): Rewrite to use
7611 (Version_script_info::print_expression_list): Adjust to use
7612 Version_script_info::Language.
7613 (script_push_lex_into_version_mode): Check that the version script
7614 has not been finalized.
7615 (version_script_push_lang): Change language string to
7616 Version_script_info::Language.
7617 * options.cc (Command_line::version_script): New function.
7618 * options.h (class General_options): Add finalize_dynamic_list
7619 function. Change version_script from declaration to definition.
7620 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7621 * testsuite/version_script.map: Remove duplicate def of foo.
7622 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7624 * testsuite/Makefile.in: Rebuild.
7626 2009-12-30 Ian Lance Taylor <iant@google.com>
7629 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7630 if the input symbol index is 0, make the output symbol index 0.
7632 2009-12-30 Ian Lance Taylor <iant@google.com>
7635 * options.h (class General_options): Add -x/--discard-all.
7636 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7637 --discard-all. If the local symbol needs a dynamic entry, check
7638 that before handling --discard-locals.
7640 2009-12-30 Ian Lance Taylor <iant@google.com>
7643 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7645 (Output_segment::add_output_section): Don't change the flags if
7649 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7650 GNU hash table if they need a dynamic value. Otherwise, don't add
7651 them if they are defined in a dynamic object or are forced local.
7653 2009-12-29 Ian Lance Taylor <iant@google.com>
7656 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7657 .gnu.hash table for a 32-bit target.
7660 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7661 regular and a dynamic object only needs a dynamic symbol table
7662 entry if it is externally visible.
7665 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7666 constructor. Add global_offset_table_ field.
7667 (Target_i386::got_section): Set global_offset_table_.
7668 (Target_i386::do_finalize_sections): Set global_offset_table_
7670 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7671 in constructor. Add global_offset_table_ field.
7672 (Target_x86_64::got_section): Set global_offset_table_.
7673 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7676 * layout.cc (Layout::Layout): Initialize increase_relro_.
7677 (Layout::get_output_section): Add is_relro, is_last_relro, and
7678 is_first_non_relro parameters. Change all callers.
7679 (Layout::choose_output_section): Likewise.
7680 (Layout::add_output_section_data): Likewise.
7681 (Layout::make_output_section): Likewise.
7682 (Layout::set_segment_offsets): Clear increase_relro when using a
7684 * layout.h (class Layout): Add increase_relro method. Add
7685 increase_relro_ field. Update declarations.
7686 * output.cc (Output_section::Output_section): Initialize
7687 is_last_relro_ and is_first_non_relro_.
7688 (Output_segment::add_output_section): Group relro sections is
7689 do_sort is true. Handle is_last_relro and is_first_non_relro.
7690 (Output_segment::maximum_alignment): Remove relro handling.
7691 (Output_segment::set_section_addresses): Add increase_relro
7692 parameter. Change all callers. Add initial alignment to align
7693 relro sections on separate page. Remove old relro handling.
7694 (Output_segment::set_section_list_addresses): Remove in_relro
7695 parameter. Change all callers.
7696 (Output_segment::set_offset): Add increase parameter. Change all
7697 callers. Remove old relro handling.
7698 * output.h (class Output_section): Add new methods: is_last_relro,
7699 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7700 Add is_last_relro_ and is_first_non_relro_ fields.
7701 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7702 Create separate .got.plt section. Call increase_relro.
7703 * x86_64.cc (Target_x86_64::got_section): Likewise.
7704 * testsuite/relro_script_test.t: Add .got.plt.
7707 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7708 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7709 (Layout::finalize): Call set_dynamic_symbol_size.
7710 (Layout::set_dynamic_symbol_size): New function.
7711 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7712 set_dynamic_symbol_size.
7715 * output.h (class Output_section): Add is_entsize_zero_ field.
7716 * output.cc (Output_section::Output_section): Initialize
7718 (Output_section::set_entsize): If two different entsizes are
7719 requested, force it to zero.
7720 (Output_section::add_input_section): Set flags for .debug_str
7721 before updating section flags. Set entsize.
7722 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7723 and SHF_STRING if all input sections have those flags.
7725 2009-12-29 Rafael Espindola <espindola@google.com>
7727 * main.cc (main): Fix the sys time reporting.
7728 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7731 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7733 * options.cc (General_options::parse_version): Allow -v to exit
7734 without an error if there is nothing to link.
7736 2009-12-29 Ian Lance Taylor <iant@google.com>
7738 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7739 using a version of gcc before 4.1.
7740 * configure: Rebuild.
7742 2009-12-28 Chris Demetriou <cgd@google.com>
7744 * attributes.cc (Output_attributes_section_data::do_write): Use
7745 std::vector::front rather than std::vector::data.
7747 2009-12-28 Ian Lance Taylor <iant@google.com>
7749 * symtab.h (class Symbol_table): Add enum Defined.
7750 * resolve.cc (Symbol_table::should_override): Add defined
7751 parameter. Change all callers. Test whether object is NULL
7752 before calling a method on it.
7753 (Symbol_table::report_resolve_problem): Add defined parameter.
7755 (Symbol_table::should_override_with_special): Likewise.
7756 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7757 parameter. Change all callers.
7758 (Symbol_table::do_define_in_output_data): Likewise.
7759 (Symbol_table::define_in_output_segment): Likewise.
7760 (Symbol_table::do_define_in_output_segment): Likewise.
7761 (Symbol_table::define_as_constant): Likewise.
7762 (Symbol_table::do_define_as_constant): Likewise.
7763 * script.h (class Symbol_assignment): Add is_defsym parameter to
7764 constructor; change all callers.
7765 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7766 parameter. Change all callers. Add is_defsym_ field.
7767 (class Parser_closure): Add parsing_defsym parameter to
7768 constructor; change all callers. Add parsing_defsym accessor
7769 function. Add parsing_defsym_ field.
7771 2009-12-28 Ian Lance Taylor <iant@google.com>
7773 * gold.cc (queue_middle_tasks): Fix formatting.
7774 * object.cc (Relobj::is_section_name_included): Likewise.
7776 2009-12-23 Ian Lance Taylor <iant@google.com>
7778 * i386.cc (Target_i386::do_calls_non_split): Recognize
7779 -fsplit-stack prologue for a function with a static chain.
7780 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7781 -fsplit-stack prologue when using %r11.
7783 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7785 * options.cc (General_options::parse_version): Make -v continue and do
7786 the link like GNU ld does.
7788 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7790 * Makefile.am (CCFILES): Add timer.cc.
7791 (HFILES): Add timer.h.
7792 * configure.ac: Check for sysconf and times.
7793 * main.cc: include timer.h.
7794 (main): Use Timer instead of get_run_time.
7797 * workqueue.cc: include timer.h.
7798 (Workqueue::find_and_run_task):
7799 Report user, sys and wall time.
7800 * Makefile.in: Regenerate.
7801 * config.in: Regenerate.
7802 * configure: Regenerate.
7804 2009-12-16 Doug Kwan <dougkwan@google.com>
7806 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7808 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7809 relaxed input sections.
7810 * output.cc (Output_section::find_relaxed_input_section): Change
7811 return type to Output_relaxed_input_section pointer. Adjust code
7812 for new type of relaxed_input_section_map_.
7813 * output.h (Output_section::find_relaxed_input_section): Change
7814 return type to Output_relaxed_input_section pointer.
7815 (Output_section::Output_relaxed_input_section_by_input_section_map):
7817 (Output_section::relaxed_input_section_map_): Change type to
7818 Output_section::Output_relaxed_input_section_by_input_section_map.
7819 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7822 2009-12-15 Ian Lance Taylor <iant@google.com>
7824 * layout.cc (Layout::create_shstrtab): Only write out after input
7825 sections if we are compressing debug sections.
7827 2009-12-15 Ian Lance Taylor <iant@google.com>
7829 * archive.cc (Archive::add_symbols): Only look up a symbol without
7830 a version if there is, in fact, a version.
7832 2009-12-14 Ian Lance Taylor <iant@google.com>
7834 Revert -Wshadow changes, all changes from:
7835 2009-12-11 Doug Kwan <dougkwan@google.com>
7836 2009-12-11 Nick Clifton <nickc@redhat.com>
7837 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7839 2009-12-11 Doug Kwan <dougkwan@google.com>
7841 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7843 * attributes.cc (Object_attribute::size): Ditto.
7844 (Attributes_section_data::size): Ditto.
7845 (Attributes_section_data::Attributes_section_data): Ditto.
7846 (Output_attributes_section_data::do_write): Ditto.
7847 * attributes.h (Object_attribute::set_type): Ditto.
7848 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7850 2009-12-11 Nick Clifton <nickc@redhat.com>
7852 * archive.cc: Fix shadowed variable warnings.
7854 * compressed_output.cc: Likewise.
7855 * compressed_output.h: Likewise.
7856 * configure: Likewise.
7857 * dwarf_reader.cc: Likewise.
7858 * dynobj.cc: Likewise.
7859 * dynobj.h: Likewise.
7860 * ehframe.cc: Likewise.
7861 * ehframe.h: Likewise.
7862 * errors.cc: Likewise.
7863 * expression.cc: Likewise.
7864 * fileread.cc: Likewise.
7865 * fileread.h: Likewise.
7866 * freebsd.h: Likewise.
7867 * i386.cc: Likewise.
7869 * incremental.h: Likewise.
7870 * layout.cc: Likewise.
7871 * layout.h: Likewise.
7872 * mapfile.cc: Likewise.
7873 * merge.cc: Likewise.
7874 * merge.h: Likewise.
7875 * object.cc: Likewise.
7876 * object.h: Likewise.
7877 * options.h: Likewise.
7878 * output.cc: Likewise.
7879 * output.h: Likewise.
7880 * parameters.cc: Likewise.
7881 * plugin.cc: Likewise.
7882 * powerpc.cc: Likewise.
7883 * reduced_debug_output.cc: Likewise.
7884 * reduced_debug_output.h: Likewise.
7885 * reloc.cc: Likewise.
7886 * reloc.h: Likewise.
7887 * resolve.cc: Likewise.
7888 * script-sections.cc: Likewise.
7889 * script.cc: Likewise.
7890 * script.h: Likewise.
7891 * sparc.cc: Likewise.
7892 * symtab.cc: Likewise.
7893 * symtab.h: Likewise.
7894 * target-select.cc: Likewise.
7895 * target-select.h: Likewise.
7896 * token.h: Likewise.
7897 * workqueue.cc: Likewise.
7898 * workqueue.h: Likewise.
7899 * x86_64.cc: Likewise.
7901 2009-12-10 Doug Kwan <dougkwan@google.com>
7903 * arm.cc (attributes.h): New include.
7904 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7905 (Arm_relobj::~Arm_relobj): Delete object pointed by
7906 attributes_section_data_.
7907 (Arm_relobj::attributes_section_data): New method definition.
7908 (Arm_relobj::attributes_section_data_): New data member declaration.
7909 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7910 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7911 attributes_section_data_.
7912 (Arm_dynobj::attributes_section_data): New method definition.
7913 (Arm_dynobj::attributes_section_data_): New data member declaration.
7914 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7915 initialization value of may_use_blx_ to false.
7916 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7917 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7918 object attributes to compute results instead of hard-coding.
7919 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7920 Target_arm::get_secondary_compatible_arch,
7921 Target_arm::set_secondary_compatible_arch
7922 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7923 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7924 New method declarations.
7925 (Target_arm::get_aeabi_object_attribute): New method definition.
7926 (Target_arm::attributes_section_data_): New data member declaration.
7927 (read_arm_attributes_section): New template definition.
7928 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7929 (Arm_dynobj::do_read_symbols): Ditto.
7930 (Target_arm::do_finalize_sections): Merge attributes sections from
7931 input. Check for BLX use after attributes section merging.
7932 Fix __exidx_start and __exidx_end visibility. Create an
7933 .ARM.attributes section if necessary.
7934 (Target_arm::get_secondary_compatible_arch,
7935 Target_arm::set_secondary_compatible_arch,
7936 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7937 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7938 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7939 New method definitions.
7941 2009-12-09 Ian Lance Taylor <iant@google.com>
7943 * plugin.cc (Plugin::load): Don't cast from void* to a function
7946 2009-12-09 Ian Lance Taylor <iant@google.com>
7948 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7951 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7953 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7954 Replace two_file_shared_1.so with two_file_shared_2.so.
7955 * testsuite/Makefile.in: Regenerated.
7957 2009-12-08 Doug Kwan <dougkwan@google.com>
7959 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7960 (HFILES): Add attributes.h and int_encoding.h.
7961 * Makefile.in: Regenerate.
7962 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7963 function definitions to int_encoding.cc
7964 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7965 prototypes to int_encoding.h
7966 * reduced_debug_output.cc (int_encoding.h): New include.
7967 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7968 function definitions to int_encoding.cc
7969 (insert_into_vector, read_from_pointer): Move template definitions to
7971 * attributes.cc: New file.
7972 * attributes.h: New file.
7973 * int_encoding.cc: New file.
7974 * int_encoding.h: New file.
7976 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7979 * incremental-dump.cc (dump_incremental_inputs): New.
7980 (main): Use dump_incremental_inputs.
7982 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7985 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7986 checking elfcpp::STT_FUNC.
7987 (Target_i386::Relocate::relocate): Likewise.
7988 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7990 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7991 symbols from shared libraries into normal FUNC symbols.
7993 * symtab.h (Symbol): Add is_func and use it.
7995 2009-12-05 Doug Kwan <dougkwan@google.com>
7997 * arm.cc (Target_arm::arm_info): Initialize new fields
7998 attributes_section and attributes_vendor.
7999 * i386.cc (Target_i386::i386_info): Same.
8000 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8001 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8002 fields attributes_section and attributes_vendor.
8003 * sparc.cc (Target_sparc::sparc_info): Same.
8004 * target.h (Target::attributes_section, Target::attributes_vendor,
8005 Target::is_attributes_section, Target::attribute_arg_type,
8006 Target::attributes_order): New method definitions.
8007 (Target::Target_info::attributes_section,
8008 Target::Target_info::attributes_vendor): New fields.
8009 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8010 virtual method definitions.
8011 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8012 attributes_section and attributes_vendor.
8013 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8015 2009-12-05 Doug Kwan <dougkwan@google.com>
8017 * arm.cc: Update comments about interworking and stub generation.
8018 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8019 considered as non-PIC.
8020 (Arm_relocate_functions::base_abs): Fix formatting.
8021 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8022 of function to use GOT entry address instead of offset.
8023 (Target_arm::Scan::global): Issue an error if a symbol would need a
8024 PLT does not get one because it is untyped. Remove code to create
8025 dynamic symbols for relative branches.
8026 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8027 takes unsigned integer instead of boolean.
8029 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8031 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8032 (two_file_test_LDADD): Likewise.
8033 (common_test_1_LDADD): Likewise.
8034 (exception_test_LDADD) Likewise.
8035 (weak_test_LDADD): Likewise.
8036 (many_sections_test_LDADD): Likewise.
8037 (initpri1_LDADD): Likewise.
8038 (script_test_1_LDADD): Likewise.
8039 (script_test_2_LDADD): Likewise.
8040 (justsyms_LDADD): Likewise.
8041 (binary_test_LDADD): Likewise.
8042 (large_LDADD): Likewise.
8043 * testsuite/Makefile.in: Regenerated.
8045 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8047 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8048 (Symbol_table::override_with_special): Likewise.
8049 (Symbol_table::add_from_object): Likewise.
8051 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8053 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8054 Don't set the data_offset twice.
8056 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8058 * testsuite/Makefile.in: Regenerate.
8060 2009-12-03 Doug Kwan <dougkwan@google.com>
8062 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8063 (Target_arm::do_finalize_sections): Add parameter for symbol table
8064 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8065 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8066 parameter for symbol table pointer.
8067 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8068 an additional parameter for a pointer to symbol table.
8069 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8070 parameter for a symbol table pointer.
8071 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8072 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8074 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8075 parameter for a symbol table pointer.
8077 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8079 * incremental.cc (Incremental_inputs_header)
8080 (Incremental_inputs_header_write, Incremental_inputs_entry)
8081 (Incremental_inputs_entry_write): Move ...
8082 * incremental.h (Incremental_inputs_header)
8083 (Incremental_inputs_header_write, Incremental_inputs_entry)
8084 (Incremental_inputs_entry_write): here.
8086 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8088 * incremental.cc (make_sized_incremental_binary): Set the target.
8089 Error if it is incompatible.
8090 * output.h (Output_file): Add filename method.
8092 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8094 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8095 from the get_* methods.
8097 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8099 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8100 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8101 Write 0 for the data_offset of scripts.
8103 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8105 * testsuite/Makefile.am: Add the incremental_test.sh test.
8106 * testsuite/incremental_test.sh: New.
8107 * testsuite/incremental_test_1.c: New.
8108 * testsuite/incremental_test_2.c: New.
8110 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8112 * incremental-dump.cc (main): Fix typos.
8114 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8117 * incremental-dump.cc (main): Use llu to print 64 bit values.
8119 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8120 H.J. Lu <hongjiu.lu@intel.com>
8122 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8124 (incremental_dump_LDADD): Likewise.
8125 * Makefile.in: Regenerated.
8127 2009-11-25 Doug Kwan <dougkwan@google.com>
8131 2009-11-25 Doug Kwan <dougkwan@google.com>
8133 * arm.cc (Target_arm::Target_arm): Move method definition
8134 outside of class definition. Add code to handle
8135 --target1-rel, --target1-abs and --target2= options.
8136 (Target_arm::get_reloc_reloc_type): Change method to be
8137 non-static and const.
8138 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8139 New data member declaration.
8140 (Target_arm::Scan::local, Target_arm::Scan::global,
8141 Target_arm::Relocate::relocate,
8142 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8143 Adjust call to Target_arm::get_real_reloc_type.
8144 (Target_arm::get_real_reloc_type): Use command line options
8145 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8146 * options.h (--target1-rel, --target1-abs, --target2): New
8149 2009-11-25 Doug Kwan <dougkwan@google.com>
8151 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8152 class definition. Add code to handle --target1-rel, --target1-abs
8153 and --target2= options.
8154 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8156 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8158 (Target_arm::Scan::local, Target_arm::Scan::global,
8159 Target_arm::Relocate::relocate,
8160 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8161 call to Target_arm::get_real_reloc_type.
8162 (Target_arm::get_real_reloc_type): Use command line options to
8163 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8164 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8167 2009-11-25 Doug Kwan <dougkwan@google.com>
8169 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8170 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8171 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8173 (Arm_relocate_functions::thm_call): Replace body with a call to
8174 Arm_relocate_functions::thumb_branch_common.
8175 (Arm_relocate_functions::thm_jump24,
8176 Arm_relocate_functions::thm_xpc22): New method definitions.
8177 (Arm_relocate_functions::thumb_branch_common): New method definition.
8178 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8180 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8181 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8183 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8185 * Makefile.am: Build incremental-dump
8186 * Makefile.in: Regenerate.
8187 * incremental-dump.cc: New.
8188 * incremental.cc (Incremental_inputs_header_data,
8189 Incremental_inputs_entry_data): Move to incremental.h
8190 * incremental.h: (Incremental_inputs_header_data,
8191 Incremental_inputs_entry_data): Move from incremental.cc
8193 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8195 * incremental.cc (Incremental_inputs_header,
8196 Incremental_inputs_header_write, Incremental_inputs_entry,
8197 Incremental_inputs_entry_write): Add a typedef with the data type.
8199 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8201 * incremental.cc (Incremental_inputs_header,
8202 Incremental_inputs_header_write, Incremental_inputs_entry,
8203 Incremental_inputs_entry_write): Update comment about which
8204 type has the filed descriptions.
8206 2009-11-15 Doug Kwan <dougkwan@google.com>
8208 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8209 (Arm_relocate_functions::arm_branch_common): Change method defintion
8210 in class definition to a method declaration and update list of formal
8212 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8213 Arm_relocation_functions::jump24): Adjust call to
8214 Arm_relocate_functions::arm_branch_common. Update list of formal
8216 (Arm_relocate_functions::xpc25): New method definition.
8217 (Arm_relocate_functions::arm_branch_common): Move method defintion
8218 out from class definition. Use stubs for mode-switching and extending
8220 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8221 specially. Change code to enable use of stubs in ARM branches.
8223 2009-11-10 Doug Kwan <dougkwan@google.com>
8225 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8226 in method declaration.
8227 (Target_arm::relocate_stub): New method declaration.
8228 (Target_arm::default_target): Change to return a pointer instead of
8230 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8231 Target_arm::default_target.
8232 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8234 (Target_arm::relocate_section): Adjust view.
8235 (Target_arm::relocate_stub): New method definition.
8237 2009-11-10 Doug Kwan <dougkwan@google.com>
8239 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8241 * incremental.cc (open_incremental_binary): Initialized local
8242 variables to avoid warnings.
8243 * object.cc (make_elf_object): Ditto.
8244 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8247 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8250 * testsuite/plugin_test.c: Include "config.h".
8252 2009-11-09 Doug Kwan <dougkwan@google.com>
8254 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8255 (arm_symbol_value): Remove.
8256 (Arm_relocate_functions::arm_branch_common,
8257 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8258 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8259 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8260 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8261 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8262 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8263 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8264 Arm_relocate_functions::thm_mobw_abs_nc,
8265 Arm_relocate_functions::thm_mov_abs,
8266 Arm_relocate_functions::movw_prel_nc,
8267 Arm_relocate_functions::thm_movt_abs,
8268 Arm_relocate_functions::movt_prel,
8269 Arm_relocate_functions::thm_movw_prel_nc,
8270 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8271 (Target_arm::Relocate::relocate): Only decompose address into two
8272 parts if relocation type uses the thumb-bit and pass the actual
8273 bit instead of a flag indicating that the thumb-bit is used. Adjust
8274 calls to methods in Arm_relocate_functions for this change.
8276 2009-11-08 Ian Lance Taylor <iant@google.com>
8279 * reloc.cc: Instantiate
8280 Sized_relobj::initialize_input_to_output_maps and
8281 Sized_relobj:free_input_to_output_maps.
8283 2009-11-06 Ian Lance Taylor <iant@google.com>
8286 * defstd.cc (in_segment): Set only_if_ref true for "end".
8288 2009-11-06 Doug Kwan <dougkwan@google.com>
8290 * arm.cc (class Reloc_stub): Correct a comment.
8291 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8292 (Target_arm::scan_section_for_stubs): New method declaration.
8293 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8294 Change methods from private to protected.
8295 (Target_arm::do_may_relax): New method definition.
8296 (Target_arm::do_relax, Target_arm::group_sections,
8297 Target_arm::scan_reloc_for_stub,
8298 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8299 (Target_arm::arm_input_section_map_): New data member declaration.
8300 (Target_arm::scan_reloc_for_stub,
8301 Target_arm::scan_reloc_section_for_stubs,
8302 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8303 Target_arm::do_relax): New method definitions.
8305 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8307 * configure.ac: Check for (struct stat)::st_mtim
8308 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8309 * config.in: Regenerate.
8310 * configure: Regenerate.
8312 2009-11-05 Ian Lance Taylor <iant@google.com>
8315 * output.cc (Output_segment::add_output_section): Add missing
8318 2009-11-04 Ian Lance Taylor <iant@google.com>
8321 * object.h (class Object): Add is_needed and set_is_needed
8322 methods. Add is_needed_ field. Make bool fields into bitfields.
8323 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8324 defined in a dynamic object and referenced by a regular object,
8325 set is_needed for the dynamic object.
8326 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8327 if the file is marked with as_needed and it is not needed.
8329 2009-11-04 Ian Lance Taylor <iant@google.com>
8332 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8333 tags if data is discarded by linker script.
8334 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8335 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8336 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8337 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8339 2009-11-04 Ian Lance Taylor <iant@google.com>
8341 * layout.cc (Layout::get_output_section): Add is_interp and
8342 is_dynamic_linker_section parameters. Change all callers.
8343 (Layout::choose_output_section): Likewise.
8344 (Layout::make_output_section): Likewise.
8345 (Layout::add_output_section_data): Add is_dynamic_linker_section
8346 parameter. Change all callers.
8347 * layout.h (class Layout): Update declarations.
8348 * output.h (class Output_section): Add is_interp, set_is_interp,
8349 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8350 Add is_interp_, is_dynamic_linker_section_ fields. Change
8351 generate_code_fills_at_write_ to a bitfield.
8352 * output.cc (Output_section::Output_sections): Initialize new
8354 (Output_segment::add_output_section): Add do_sort parameter.
8357 2009-11-03 Ian Lance Taylor <iant@google.com>
8360 * options.h (class General_options): Add --warn-common.
8361 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8362 merging two common symbols.
8363 (Symbol_table::should_override): Handle --warn-common when merging
8364 a common symbol with a defined symbol. Use report_resolve_problem
8365 for multiple definitions.
8366 (Symbol_table::report_resolve_problem): New function.
8367 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8369 2009-11-03 Doug Kwan <dougkwan@google.com>
8371 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8373 (Target_arm::stub_factory): New method definition.
8374 (Target_arm::new_arm_input_section,
8375 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8376 Target_arm::reloc_uses_thumb_bit): New method declarations.
8377 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8378 New type definitions.
8379 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8380 member declarations.
8381 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8382 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8383 New method definitions.
8385 2009-11-03 Ian Lance Taylor <iant@google.com>
8387 * options.h (class General_options): Add --warn_constructors.
8389 2009-11-03 Ian Lance Taylor <iant@google.com>
8392 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8393 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8395 2009-11-03 Ian Lance Taylor <iant@google.com>
8398 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8399 --msgid-bugs-address.
8400 (install-pdf): New target.
8401 (install-data_yes): Look up one directory to find mkinstalldirs.
8403 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8405 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8408 2009-10-30 Doug Kwan <dougkwan@google.com>
8410 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8412 2009-10-30 Doug Kwan <dougkwan@google.com>
8414 * arm.cc (Stub_addend_reader): New struct template definition
8415 and partial specializations.
8416 (Stub_addend_reader::operator()): New method definition for a
8417 partially specialized template.
8419 2009-10-30 Doug Kwan <dougkwan@google.com>
8421 * arm.cc (Arm_relobj::processor_specific_flags): New method
8423 (Arm_relobj::do_read_symbols): New method declaration.
8424 (Arm_relobj::processor_specific_flags_): New data member declaration.
8425 (Arm_dynobj): New class definition.
8426 (Target_arm::do_finalize_sections): Add input_objects parameter.
8427 (Target_arm::do_adjust_elf_header): New method declaration.
8428 (Target_arm::are_eabi_versions_compatible,
8429 (Target_arm::merge_processor_specific_flags): New method declaration.
8430 (Target_arm::do_make_elf_object): New overloaded method definitions
8432 (Arm_relobj::do_read_symbols): New method definition.
8433 (Arm_dynobj::do_read_symbols): Ditto.
8434 (Target_arm::do_finalize_sections): Add input_objects parameters.
8435 Merge processor-specific flags from all input objects.
8436 (Target_arm::are_eabi_versions_compatible,
8437 Target_arm::merge_processor_specific_flags,
8438 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8439 New method definitions.
8440 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8441 Input_objects pointer type parameter.
8442 * layout.cc (Layout::finalize): Pass input objects to target's.
8443 finalize_sections function.
8444 * output.cc (Output_file_header::do_sized_write): Set ELF file
8445 header's processor-specific flags.
8446 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8447 Input_objects pointer type parameter.
8448 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8449 * target.h (Input_objects): New forward class declaration.
8450 (Target::processor_specific_flags,
8451 Target::are_processor_specific_flags_sect): New method definitions.
8452 (Target::finalize_sections): Add input_objects parameter.
8453 (Target::Target): Initialize processor_specific_flags_ and
8454 are_processor_specific_flags_set_.
8455 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8457 (Target::set_processor_specific_flags): New method definition.
8458 (Target::processor_specific_flags_,
8459 Target::are_processor_specific_flags_set_): New data member
8461 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8462 Input_objects pointer type parameter.
8464 2009-10-30 Doug Kwan <dougkwan@google.com>
8466 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8468 2009-10-28 Ian Lance Taylor <iant@google.com>
8470 * object.h (class Relobj): Drop options parameter from
8471 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8472 do_scan_relocs, do_relocate. Change all callers.
8473 (class Sized_relobj): Drop options parameters from
8474 do_gc_process_relocs, do_scan_relocs, do_relocate,
8475 do_relocate_sections, relocate_sections, emit_relocs_scan,
8476 emit_relocs_scan_reltype. Change all callers.
8477 (struct Relocate_info): Remove options field and all references to
8479 * reloc.h (class Read_relocs): Remove options constructor
8480 parameter and options_ field. Change all callers.
8481 (class Gc_process_relocs, class Scan_relocs): Likewise.
8482 (class Relocate_task): Likewise.
8483 * target-reloc.h (scan_relocs): Remove options parameter. Change
8485 (scan_relocatable_relocs): Likewise.
8486 * target.h (class Sized_target): Remove options parameter from
8487 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8489 * gc.h (gc_process_relocs): Remove options parameter. Change all
8491 * arm.cc: Update functions to remove options parameters.
8492 * i386.cc: Likewise.
8493 * powerpc.cc: Likewise.
8494 * sparc.cc: Likewise.
8495 * x86_64.cc: Likewise.
8496 * testsuite/testfile.cc: Likewise.
8498 2009-10-28 Doug Kwan <dougkwan@google.com>
8500 * arm.cc (Arm_relobj): New class definition.
8501 (Arm_relobj::scan_sections_for_stubs,
8502 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8503 New method definitions.
8505 2009-10-28 Cary Coutant <ccoutant@google.com>
8507 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8508 (Plugin::cleanup_done_): New member.
8509 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8510 (Plugin_manager::cleanup_done_): Remove.
8511 (Plugin_manager::add_input_file): Edit error message.
8512 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8513 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8515 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8517 * fileread.cc: (File_read::View::~View): Use the new
8518 data_ownership_ filed.
8519 (File_read::~File_read): Dispose the new whole_file_view_.
8520 (File_read::open): Mmap the whole file if needed.
8521 (File_read::open): Use whole_file_view_ instead of contents_.
8522 (File_read::find_view): Use whole_file_view_ if applicable.
8523 (File_read::do_read): Use whole_file_view_ instead of contents_.
8524 (File_read::make_view): Use whole_file_view_ instead of contents_,
8525 update File_read::View::View call.
8526 (File_read::find_or_make_view): Update File_read::View::View
8528 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8530 (File_read::View::Data_ownership): New enum.
8531 (File_read::View::View): Replace bool mapped_ with Data_ownership
8533 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8534 (File_read::View::data_ownership_): New field.
8535 (File_read::contents_): Remove (replaced by whole_file_view_).
8536 (File_read::whole_file_view_): New field.
8537 * options.h (class General_options): Add --keep-files-mapped.
8539 2009-10-27 Cary Coutant <ccoutant@google.com>
8541 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8542 * testsuite/Makefile.am (plugin_test_5): New test case.
8543 * testsuite/Makefile.in: Regenerate.
8545 2009-10-25 Doug Kwan <dougkwan@google.com>
8547 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8548 from private to protected to allow access by child class.
8549 (Sized_relobj::do_relocate_sections): New method declaration.
8550 (Sized_relobj::relocate_sections): Virtualize.
8551 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8552 Sized_relobj::relocate_sections. Instantiate template explicitly
8553 for different target sizes and endianity.
8555 2009-10-24 Doug Kwan <dougkwan@google.com>
8557 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8558 (Arm_input_section::as_arm_input_section): New method.
8559 (Arm_output_section): New class definition.
8560 (Arm_output_section::create_stub_group,
8561 Arm_output_section::group_sections): New method definitions.
8563 2009-10-22 Doug Kwan <dougkwan@google.com>
8565 * arm.cc (Arm_input_section): New class definition.
8566 (Arm_input_section::init, Arm_input_section:do_write,
8567 Arm_input_section::set_final_data_size,
8568 Arm_input_section::do_reset_address_and_file_offset): New method
8571 2009-10-21 Doug Kwan <dougkwan@google.com>
8573 * arm.cc (Stub_table, Arm_input_section): New forward class
8575 (Stub_table): New class defintion.
8576 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8577 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8578 New method definition.
8580 2009-10-21 Doug Kwan <dougkwan@google.com>
8582 * arm.cc: Update copyright comments.
8583 (Target_arm): New forward class template declaration.
8584 (Arm_address): New type.
8585 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8586 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8587 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8589 (Insn_template): Same.
8590 (DEF_STUBS): New macro.
8591 (Stub_type): New enum type.
8592 (Stub_template): New class definition.
8595 (Stub_factory): Same.
8596 (Target_arm::Target_arm): Initialize may_use_blx_ and
8597 should_force_pic_veneer_.
8598 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8599 Target_arm::should_force_pic_veneer,
8600 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8601 Target_arm::using_thumb_only, Target_arm:;default_target): New
8603 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8604 New data member declarations.
8605 (Insn_template::size, Insn_template::alignment): New method defintions.
8606 (Stub_template::Stub_template): New method definition.
8607 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8608 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8609 (Stub_factory::Stub_factory): New method definition.
8610 * gold.h (string_hash): New template.
8611 * output.h (Input_section_specifier::hash_value): Use
8613 (Input_section_specifier::string_hash): Remove.
8614 * stringpool.cc (Stringpool_template::string_hash): Use
8617 2009-10-20 Doug Kwan <dougkwan@google.com>
8619 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8620 symbols of relaxed input sections.
8621 * output.h (Output_section::find_relaxed_input_section): Make
8624 2009-10-16 Doug Kwan <dougkwan@google.com>
8626 * dynobj.cc (Versions::Versions): Initialize version_script_.
8627 Only insert base version symbol definition for a shared object
8628 if version script defines any version versions.
8629 (Versions::define_base_version): New method definition.
8630 (Versions::add_def): Check that base version is not needed.
8631 (Versions::add_need): Define base version lazily.
8632 * dynobj.h (Versions::define_base_version): New method declaration.
8633 (Versions::needs_base_version_): New data member declaration.
8634 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8635 (check_DATA): Add no_version_test.stdout.
8636 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8638 * testsuite/Makefile.in: Regenerate.
8639 * testsuite/no_version_test.c: New file.
8640 * testsuite/no_version_test.sh: Ditto.
8642 2009-10-16 Doug Kwan <dougkwan@google.com>
8644 * expression.cc (class Segment_start_expression): New class definition.
8645 (Segment_start_expression::value): New method definition.
8646 (script_exp_function_segment_start): Return a new
8647 Segment_start_expression.
8648 * gold/script-c.h (script_saw_segment_start_expression): New function
8650 * script-sections.cc (Script_sections::Script_sections): Initialize
8651 SAW_SEGMENT_START_EXPRESSION_ to false.
8652 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8653 and -Tbbs options to specify section addresses if given in
8654 command line and no SEGMENT_START expression is seen in a script.
8655 * script-sections.h (Script_sections::saw_segment_start_expression,
8656 Script_sections::set_saw_segment_start_expression): New method
8658 (Script_sections::saw_segment_start_expression_): New data member
8660 * script.cc (script_saw_segment_start_expression): New function.
8661 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8662 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8663 script_test_7.sh and script_test_8.sh.
8664 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8665 script_test_8.stdout.
8666 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8667 (script_test_6, script_test_6.stdout, script_test_7,
8668 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8669 * Makefile.in: Regenerate.
8670 * testsuite/script_test_6.sh: New file.
8671 * testsuite/script_test_6.t: Same.
8672 * testsuite/script_test_7.sh: Same.
8673 * testsuite/script_test_7.t: Same.
8674 * testsuite/script_test_8.sh: Same.
8676 2009-10-16 Doug Kwan <dougkwan@google.com>
8678 * output.cc (Output_segment::set_section_list_address): Cast
8679 expressions to unsigned long long type to avoid format warnings.
8681 2009-10-15 Ian Lance Taylor <iant@google.com>
8683 * script.cc (Script_options::add_symbol_assignment): Always add a
8684 dot assignment to script_sections_.
8685 * script-sections.cc (Script_sections::add_dot_assignment):
8686 Initialize if necessary.
8688 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8689 program headers with no load segment if there is a linker script.
8691 * layout.cc (Layout::set_segment_offsets): Align the file offset
8692 to the segment aligment for -N or -n with no load segment.
8693 * output.cc (Output_segment::add_output_section): Don't crash if
8694 the first section is a TLS section.
8695 (Output_segment::set_section_list_addresses): Print an error
8696 message if the address moves backward in a linker script.
8697 * script-sections.cc
8698 (Output_section_element_input::set_section_addresses): Don't
8699 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8700 (Orphan_output_section::set_section_addresses): Likewise.
8702 2009-10-15 Doug Kwan <dougkwan@google.com>
8704 * layout.cc (Layout::finish_dynamic_section): Generate tags
8705 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8706 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8707 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8709 2009-10-14 Ian Lance Taylor <iant@google.com>
8711 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8713 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8714 data_shdr fields of relinfo.
8715 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8716 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8717 R_386_TLS_LDO_32, adjust based on section flags.
8718 (Target_i386::Relocate::fix_up_ldo): Remove.
8720 2009-10-13 Ian Lance Taylor <iant@google.com>
8722 Add support for -pie.
8723 * options.h (class General_options): Add -pie and
8725 (General_options::output_is_position_independent): Test -pie.
8726 (General_options::output_is_executable): Return true if not shared
8727 and not relocatable.
8728 (General_options::output_is_pie): Remove.
8729 * options.cc (General_options::finalize): Reject incompatible uses
8731 * gold.cc (queue_middle_tasks): A -pie link is not static.
8732 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8733 * symtab.cc (Symbol::final_value_is_known): Return false if
8734 output_is_position_independent.
8735 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8736 output_is_position_independent.
8737 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8738 output_is_position_independent.
8739 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8740 output_is_position_independent.
8741 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8743 (basic_pie_test.o, basic_pie_test): New targets.
8744 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8745 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8746 (two_file_pie_test): New target.
8747 * testsuite/Makefile.in: Rebuild.
8748 * README: Remove note saying that -pie is not supported.
8750 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8752 * options.h (class General_options): Add -init and -fini.
8753 * layout.cc (Layout::finish_dynamic_section): Emit
8754 given init and fini functions.
8756 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8758 * gc.h (gc_process_relocs): Check if icf is enabled using new
8760 * gold.cc (queue_initial_tasks): Likewise.
8761 (queue_middle_tasks): Likewise.
8762 * object.cc (do_layout): Likewise.
8763 * symtab.cc (is_section_folded): Likewise.
8764 * main.cc (main): Likewise.
8765 * reloc.cc (Read_relocs::run): Likewise.
8766 (Sized_relobj::do_scan_relocs): Likewise.
8767 * icf.cc (is_function_ctor_or_dtor): New function.
8768 (Icf::find_identical_sections): Check if function is ctor or dtor when
8770 * options.h (General_options::icf): Change option to be an enum.
8771 (Icf_status): New enum.
8772 (icf_enabled): New method.
8773 (icf_safe_folding): New method.
8774 (set_icf_status): New method.
8775 (icf_status_): New variable.
8776 * (options.cc) (General_options::finalize): Set icf_status_.
8777 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8778 icf_test and icf_keep_unique_test to use the --icf enum flag.
8779 * testsuite/icf_safe_test.sh: New file.
8780 * testsuite/icf_safe_test.cc: New file.
8782 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8784 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8785 includes to gc.h and icf.h.
8786 * arm.cc: Include gc.h.
8787 * gold.cc: Likewise.
8788 * i386.cc: Likewise.
8789 * powerpc.cc: Likewise.
8790 * sparc.cc: Likewise.
8791 * x86_64.cc: Likewise.
8792 * gc.h: Include icf.h.
8794 2009-10-11 Ian Lance Taylor <iant@google.com>
8796 * plugin.cc: Include "gold.h" before other header files.
8798 2009-10-10 Chris Demetriou <cgd@google.com>
8800 * options.h (Input_file_argument::Input_file_type): New enum.
8801 (Input_file_argument::is_lib_): Replace with...
8802 (Input_file_argument::type_): New member.
8803 (Input_file_argument::Input_file_argument): Take Input_file_type
8804 'type' rather than boolean 'is_lib' as second argument.
8805 (Input_file_argument::is_lib): Use type_.
8806 (Input_file_argument::is_searched_file): New function.
8807 (Input_file_argument::may_need_search): Handle is_searched_file.
8808 * options.cc (General_options::parse_library): Support -l:filename.
8809 (General_options::parse_just_symbols): Update for Input_file_argument
8811 (Command_line::process): Likewise.
8812 * archive.cc (Archive::get_file_and_offset): Likewise.
8813 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8814 * script.cc (read_script_file, script_add_file): Likewise.
8815 * fileread.cc (Input_file::Input_file): Likewise.
8816 (Input_file::will_search_for): Handle is_searched_file.
8817 (Input_file::open): Likewise.
8818 * readsyms.cc (Read_symbols::get_name): Likewise.
8819 * testsuite/Makefile.am (searched_file_test): New test.
8820 * testsuite/Makefile.in: Regenerate.
8821 * testsuite/searched_file_test.cc: New file.
8822 * testsuite/searched_file_test_lib.cc: New file.
8824 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8825 Ian Lance Taylor <iant@google.com>
8827 * descriptor.cc: Include <cstdio> and "binary-io.h".
8828 (Descriptors::open): Open the files in binary mode always.
8829 * script.cc (Lex::get_token): Treat \r as whitespace.
8831 2009-10-09 Ian Lance Taylor <iant@google.com>
8833 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8835 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8836 Ian Lance Taylor <iant@google.com>
8838 * configure.ac: Check for readv function also.
8839 * fileread.cc (readv): Define if not HAVE_READV.
8840 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8842 * config.in: Regenerate.
8843 * configure: Regenerate.
8845 2009-10-09 Doug Kwan <dougkwan@google.com>
8847 * layout.cc (Layout::make_output_section): Call target hook to make
8848 ordinary output section.
8849 (Layout::finalize): Adjust parameter list of call the
8850 Target::may_relax().
8851 * layout.h (class Layout::section_list): New method.
8852 * merge.h (Output_merge_base::entsize): Change visibility to public.
8853 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8855 (Output_merge_string::do_is_string): New method.
8856 * object.cc (Sized_relobj::do_setup): renamed from
8857 Sized_relobj::set_up.
8858 * object.h (Sized_relobj::adjust_shndx,
8859 Sized_relobj::initializ_input_to_output_maps,
8860 Sized_relobj::free_input_to_output_maps): Change visibilities to
8862 (Sized_relobj::setup): Virtualize.
8863 (Sized_relobj::do_setup): New method declaration.
8864 (Sized_relobj::invalidate_section_offset,
8865 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8866 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8867 * options.cc (parse_int): New function.
8868 * options.h (parse_int): New declaration.
8869 (DEFINE_int): New macro.
8870 (stub_group_size): New option.
8871 * output.cc (Output_section::Output_section): Initialize memebers
8872 merge_section_map_, merge_section_by_properties_map_,
8873 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8874 (Output_section::add_input_section): Handled deferred code-fill
8875 generation and remove an old comment.
8876 (Output_section::add_relaxed_input_section): New method definition.
8877 (Output_section::add_merge_input_section): Use merge section by
8878 properties map to speed to search. Update merge section maps
8880 (Output_section::build_relaxation_map): New method definition.
8881 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8883 (Output_section::relax_input_section): Renamed to
8884 Output_section::convert_input_sections_to_relaxed_sections and change
8885 interface to take a vector of pointers to relaxed sections.
8886 (Output_section::find_merge_section,
8887 Output_section::find_relaxed_input_section): New method definitions.
8888 (Output_section::is_input_address_mapped,
8889 Output_section::output_offset, Output_section::output_address):
8890 Use output section data maps to speed up searching.
8891 (Output_section::find_starting_output_address): Add comments.
8892 (Output_section::do_write,
8893 Output_section::write_to_postprocessing_buffer): Do code-fill
8894 generation as appropriate.
8895 (Output_section::get_input_sections): Invalidate relaxed input section
8897 (Output_section::restore_states): Adjust type of checkpoint .
8898 Invalidate relaxed input section map.
8899 * output.h (Output_merge_base): New class declaration.
8900 (Input_section_specifier): New class defintion.
8901 (class Output_relaxed_input_section) Change base class to
8902 Output_section_data_build.
8903 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8904 base class initializer.
8905 (Output_section::add_relaxed_input_section): New method declaration.
8906 (Output_section::Input_section): Change visibility to protected.
8907 (Output_section::Input_section::relobj,
8908 Output_section::Input_section::shndx): Handle relaxed input sections.
8909 Output_section::input_sections) Change visibility to protected. Also
8910 define overload to return a non-const pointer.
8911 (Output_section::Merge_section_properties): New class defintion.
8912 (Output_section::Merge_section_by_properties_map,
8913 Output_section::Output_section_data_by_input_section_map,
8914 Output_section::Relaxation_map): New types.
8915 (Output_section::relax_input_section): Rename method to
8916 Output_section::convert_input_sections_to_relaxed_sections and change
8917 interface to take a vector of relaxed section pointers.
8918 (Output_section::find_merge_section,
8919 Output_section::find_relaxed_input_section,
8920 Output_section::build_relaxation_map,
8921 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8922 New method declarations.
8923 (Output_section::merge_section_map_
8924 Output_section::merge_section_by_properties_map_,
8925 Output_section::relaxed_input_section_map_,
8926 Output_section::is_relaxed_input_section_map_valid_,
8927 Output_section::generate_code_fills_at_write_): New data members.
8928 * script-sections.cc
8929 (Output_section_element_input::set_section_addresses): Call
8930 current_data_size and addralign methods of relaxed input sections.
8931 (Orphan_output_section::set_section_addresses): Call current_data_size
8932 and addralign methods of relaxed input sections.
8933 * symtab.cc (Symbol_table::compute_final_value): Extract template
8934 from the body of Symbol_table::sized_finalize_symbol.
8935 (Symbol_table::sized_finalized_symbol): Call
8936 Symbol_table::compute_final_value.
8937 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8938 (Symbol_table::compute_final_value): New templated method declaration.
8939 * target.cc (Target::do_make_output_section): New method defintion.
8940 * target.h (Target::make_output_section): New method declaration.
8941 (Target::relax): Add more parameters for input objects, symbol table
8942 and layout. Adjust call to do_relax.
8943 (Target::do_make_output_section): New method declaration.
8944 (Target::do_relax): Add parameters for input objects, symbol table
8947 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8949 * pread.c: Include stdio.h.
8951 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8953 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8956 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8958 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8959 Change read_shndx type to unsigned int.
8960 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8962 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8963 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8964 Change read_shndx type to unsigned int.
8965 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8967 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8968 * layout.cc (Layout::create_symtab_sections): Cast the result of
8969 local_symcount * symsize to off_t in the gold_assert.
8971 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8973 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8974 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8976 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8977 (Arm_relocate_functions::thm_abs5): New function.
8978 (Arm_relocate_functions::abs12): New function.
8979 (Arm_relocate_functions::abs16): New function.
8980 (Arm_relocate_functions::base_abs): New function.
8981 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8982 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8983 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8985 (Scan::global): Likewise.
8986 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8987 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8988 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8989 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8992 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8994 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8995 (Arm_relocate_functions::movt_prel): New function.
8996 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8997 (Arm_relocate_functions::thm_movt_prel): New function.
8998 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8999 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9000 (Scan::global, Relocate::relocate): Likewise.
9001 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9003 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9005 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9006 Incremental_checker.
9007 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9009 (class Incremental_inputs_header): New class.
9010 (Incremental_inputs_header_writer): Edit comment.
9011 (Incremental_inputs_entry): New class.
9012 (Incremental_inputs_entry_writer): Edit comment.
9013 (Sized_incremental_binary::do_find_incremental_inputs_section):
9014 Add *strtab_shndx parameter, fill it.
9015 (Sized_incremental_binary::do_check_inputs): New method.
9016 (Incremental_checker::can_incrementally_link_output_file): Use
9017 Sized_incremental_binary::check_inputs.
9018 (Incremental_inputs::report_command_line): Save command line in
9021 (Incremental_binary::find_incremental_inputs_section): New
9023 (Incremental_binary::do_find_incremental_inputs_section): Add
9024 strtab_shndx parameter.
9025 (Incremental_binary::do_check_inputs): New pure virtual method.
9026 (Sized_incremental_binary::do_check_inputs): Declare.
9027 (Incremental_checker::Incremental_checker): Add incremental_inputs
9028 parameter, use it to initialize incremental_inputs_.
9029 (Incremental_checker::incremental_inputs_): New field.
9030 (Incremental_checker::command_line): New method.
9031 (Incremental_checker::inputs): New method.
9032 (Incremental_checker::command_line_): New field.
9034 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9036 * incremental.cc: Include <cstdarg> and "target-select.h".
9037 (vexplain_no_incremental): New function.
9038 (explain_no_incremental): New function.
9039 (Incremental_binary::error): New method.
9040 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9042 (make_sized_incremental_binary): New function.
9043 (open_incremental_binary): New function.
9044 (can_incrementally_link_file): Add checks if output is ELF and has
9046 * incremental.h: Include "elfcpp_file.h" and "output.h".
9047 (Incremental_binary): New class.
9048 (Sized_incremental_binary): New class.
9049 (open_incremental_binary): Declare.
9050 * object.cc (is_elf_object): Use
9051 elfcpp::Elf_recognizer::is_elf_file.
9052 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9053 * output.h (Output_file::filesize): New method.
9055 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9057 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9059 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9060 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9062 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9064 (Arm_relocate_functions::movw_abs_nc): New function.
9065 (Arm_relocate_functions::movt_abs): New function.
9066 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9067 (Arm_relocate_functions::thm_movt_abs): New function.
9068 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9069 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9070 (Scan::global): Likewise.
9071 (Relocate::relocate): Likewise.
9072 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9074 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9076 * arm.cc (Arm_relocate_functions::got_prel) New function.
9077 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9078 (Relocate::relocate): Likewise.
9079 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9081 2009-10-06 Ian Lance Taylor <iant@google.com>
9083 * options.h (class General_options): Define
9084 split_stack_adjust_size parameter.
9085 * object.h (class Object): Add uses_split_stack_ and
9086 has_no_split_stack_ fields. Add uses_split_stack and
9087 has_no_split_stack accessor functions. Declare
9088 handle_split_stack_section.
9089 (class Reloc_symbol_changes): Define.
9090 (class Sized_relobj): Define Function_offsets. Declare
9091 split_stack_adjust, split_stack_adjust_reltype, and
9093 * object.cc (Object::handle_split_stack_section): New function.
9094 (Sized_relobj::do_layout): Call handle_split_stack_section.
9095 * dynobj.cc (Sized_dynobj::do_layout): Call
9096 handle_split_stack_section.
9097 * reloc.cc (Sized_relobj::relocate_sections): Call
9098 split_stack_adjust for executable sections in split_stack
9099 objects. Pass reloc_map to relocate_section.
9100 (Sized_relobj::split_stack_adjust): New function.
9101 (Sized_relobj::split_stack_adjust_reltype): New function.
9102 (Sized_relobj::find_functions): New function.
9103 * target-reloc.h: Include "object.h".
9104 (relocate_section): Add reloc_symbol_changes parameter. Change
9106 * target.h (class Target): Add calls_non_split method. Declare
9107 do_calls_non_split virtual method. Declare match_view and
9109 * target.cc: Include "elfcpp.h".
9110 (Target::do_calls_non_split): New function.
9111 (Target::match_view): New function.
9112 (Target::set_view_to_nop): New function.
9113 * gold.cc (queue_middle_tasks): Give an error if mixing
9114 split-stack and non-split-stack objects with -r.
9115 * i386.cc (Target_i386::relocate_section): Add
9116 reloc_symbol_changes parameter.
9117 (Target_i386::do_calls_non_split): New function.
9118 * x86_64.cc (Target_x86_64::relocate_section): Add
9119 reloc_symbol_changes parameter.
9120 (Target_x86_64::do_calls_non_split): New function.
9121 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9123 * powerpc.cc (Target_powerpc::relocate_section): Add
9124 reloc_symbol_changes parameter.
9125 * sparc.cc (Target_sparc::relocate_section): Add
9126 reloc_symbol_changes parameter.
9127 * configure.ac: Call AM_CONDITIONAL for the default target.
9128 * configure: Rebuild.
9129 * testsuite/Makefile.am (TEST_AS): New variable.
9130 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9131 (check_DATA): Add split_i386 and split_x86_64 files.
9132 (SPLIT_DEFSYMS): Define.
9133 (split_i386_[1234n].o): New targets.
9134 (split_i386_[124]): New targets.
9135 (split_i386_[1234r].stdout): New targets.
9136 (split_x86_64_[1234n].o): New targets.
9137 (split_x86_64_[124]): New targets.
9138 (split_x86_64_[1234r].stdout): New targets.
9139 (MOSTLYCLEANFILES): Add new executables.
9140 * testsuite/split_i386.sh: New file.
9141 * testsuite/split_x86_64.sh: New file.
9142 * testsuite/split_i386_1.s: New file.
9143 * testsuite/split_i386_2.s: New file.
9144 * testsuite/split_i386_3.s: New file.
9145 * testsuite/split_i386_4.s: New file.
9146 * testsuite/split_i386_n.s: New file.
9147 * testsuite/split_x86_64_1.s: New file.
9148 * testsuite/split_x86_64_2.s: New file.
9149 * testsuite/split_x86_64_3.s: New file.
9150 * testsuite/split_x86_64_4.s: New file.
9151 * testsuite/split_x86_64_n.s: New file.
9152 * testsuite/testfile.cc (Target_test): Update relocation_section
9154 * testsuite/Makefile.in: Rebuild.
9156 2009-10-06 Ian Lance Taylor <iant@google.com>
9158 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9159 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9160 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9161 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9162 the address on ldo_addrs_.
9163 (Target_i386::Relocate::fix_up_ldo): New function.
9165 2009-10-06 Rafael Espindola <espindola@google.com>
9167 * plugin.cc (add_input_library): New.
9168 (Plugin::load): Add add_input_library to tv.
9169 (Plugin_manager::add_input_file): Add the is_lib argument.
9170 (add_input_file): Update call to Plugin_manager::add_input_file.
9171 (add_input_library): New.
9172 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9174 2009-09-30 Doug Kwan <dougkwan@google.com>
9176 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9177 symbol and call Symbol::may_need_copy_reloc to determine if
9178 a copy reloc is needed.
9179 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9180 nocopyreloc is given in command line.
9181 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9182 given in command line.
9183 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9184 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9185 of the removed Target_i386::may_need_copy_reloc.
9186 * options.h (copyreloc): New option with default value false.
9187 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9188 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9189 instead of the removed Target_powerpc::may_need_copy_reloc.
9190 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9191 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9192 instead of the removed Target_sparc::may_need_copy_reloc.
9193 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9194 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9195 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9196 instead of the removed Target_x86_64::may_need_copy_reloc.
9198 2009-09-30 Ian Lance Taylor <iant@google.com>
9200 * object.h (class Object): Remove target_ field, and target,
9201 sized_target, and set_target methods.
9202 (Object::sized_target): Remove.
9203 (class Sized_relobj): Update declarations. Remove sized_target.
9204 * object.cc (Sized_relobj::setup): Remove target parameter.
9206 (Input_objects::add_object): Don't do anything with the target.
9207 (make_elf_sized_object): Add punconfigured parameter. Change all
9208 callers. Set or test parameter target.
9209 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9211 * parameters.cc (Parameters::set_target): Change parameter type to
9213 (Parameters::default_target): Remove.
9214 (set_parameters_target): Change parameter type to be non-const.
9215 (parameters_force_valid_target): New function.
9216 (parameters_clear_target): New function.
9217 * parameters.h (class Parameters): Update declarations. Remove
9218 default_target method. Add sized_target and clear_target
9219 methods. Change target_ to be non-const.
9220 (set_parameters_target): Update declaration.
9221 (parameters_force_valid_target): Declare.
9222 (parameters_clear_target): Declare.
9223 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9224 as NULL if we aren't searching.
9225 (Add_symbols::run): Don't check for compatible target.
9226 * fileread.cc (Input_file::open_binary): Call
9227 parameters_force_valid_target.
9228 * gold.cc (queue_middle_tasks): Likewise.
9229 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9230 set_target on object.
9231 * dynobj.h (class Sized_dynobj): Update declarations.
9232 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9233 make_elf_object returns NULL.
9234 (Archive::include_member): Don't check whether object target is
9236 * output.cc (Output_section::add_input_section): Get target from
9238 (Output_section::relax_input_section): Likewise.
9239 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9241 (Sized_relobj::do_scan_relocs): Likewise.
9242 (Sized_relobj::relocate_sections): Likewise.
9243 * resolve.cc (Symbol_table::resolve): Likewise.
9244 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9245 parameter. Change all callers.
9246 (Symbol_table::add_from_object): Get target from parameters.
9247 (Symbol_table::add_from_relobj): Don't check object target.
9248 (Symbol_table::add_from_dynobj): Likewise.
9249 (Symbol_table::define_special_symbol): Get target from
9251 * symtab.h (class Symbol_table): Update declaration.
9252 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9253 parameter. Change all callers. Clear parameter target.
9254 (Binary_test): Test target here.
9255 * testsuite/object_unittest.cc (gold_testsuite): Remove
9256 target_test_pointer parameter. Change all callers.
9257 (Object_test): Test target here.
9259 2009-09-26 Ian Lance Taylor <iant@google.com>
9261 * testsuite/initpri1.c: Don't try to use constructor priorities if
9262 compiling with gcc before 4.3.
9264 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9266 * testsuite/retain_symbols_file_test.sh (check_present): Change
9267 output file name to retain_symbols_file_test.stdout.
9268 (check_absent): Likewise.
9270 2009-09-18 Craig Silverstein <csilvers@google.com>
9272 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9273 * options.cc: Include <cerrno> and <fstream>.
9274 (General_options::finalize): Parse -retain-symbols-file tag.
9275 * options.h: New flag.
9276 (General_options): New method should_retain_symbol, new
9277 variable symbols_to_retain.
9278 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9279 should_retain_symbol map.
9280 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9281 * testsuite/Makefile.in: Regenerate.
9282 * testsuite/retain_symbols_file_test.sh: New file.
9284 2009-09-18 Nick Clifton <nickc@redhat.com>
9286 * po/es.po: Updated Spanish translation.
9288 2009-09-17 Doug Kwan <dougkwan@google.com>
9290 * debug.h (DEBUG_RELAXATION): New constant.
9291 (DEBUG_ALL): Add DEBUG_RELAXATION.
9292 (debug_string_to_enum): Add relaxation debug option.
9294 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9295 Layout::Relaxation_debug_check::read_sections,
9296 Layout::Relaxation_debug_check::read_sections): New method definitions.
9297 (Layout::Layout): Initialize data members
9298 record_output_section_data_from_scrips_,
9299 script_output_section_data_list_ and relaxation_debug_check_.
9300 (Layout::save_segments, Layout::restore_segments,
9301 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9302 Layout::relaxation_loop_body): New method definitions.
9303 (Layout::finalize): Support relaxation. Move section layout code to
9304 Layout::relaxation_loop_body.
9305 (Layout::set_asection_address_from_script): Move code for orphan
9306 section placement out.
9307 (Layout::place_orphan_sections_in_script): New method definition.
9308 * layout.h (Output_segment_headers, Output_file_header):
9309 New forward class declarations.
9310 (Layout::~Layout): Define.
9311 (Layout::new_output_section_data_from_script): New method definition.
9312 (Layout::place_orphan_sections_in_script): New method declaration.
9313 (Layout::Segment_states): New type declaration.
9314 (Layout::save_segments, Layout::restore_segments,
9315 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9316 Layout::relaxation_loop_body): New method declarations.
9317 (Layout::Output_section_data_list): New type declaration.
9318 (Layout::Relaxation_debug_check): New class definition.
9319 (Layout::record_output_section_data_from_script_,
9320 Layout::script_output_section_data_list_, Layout::segment_states_,
9321 Layout::relaxation_debug_check_): New data members.
9322 * output.cc: (Output_section_headers::do_size): New method definition.
9323 (Output_section_headers::Output_section_headers): Move size
9324 computation to Output_section_headers::do_size.
9325 (Output_segment_headers::do_size): New method definition.
9326 (Output_file_header::Output_file_header): Move size computation to
9327 Output_file_header::do_size and call it.
9328 (Output_file_header::do_size): New method definition.
9329 (Output_data_group::Output_data_group): Adjust call to
9330 Output_section_data.
9331 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9332 (Output_symtab_xindex::do_write): Add array bound check.
9333 (Output_section::Input_section::print_to_mapfile): Handle
9334 RELAXED_INPUT_SECTION_CODE.
9335 (Output_section::Output_section): Initialize data member checkpoint_.
9336 (Output_section::~Output_section): Delete checkpoint object pointed
9338 (Output_section::add_input_section): Always add an Input_section if
9340 (Output_section::add_merge_input_section): Add assert.
9341 (Output_section::relax_input_section): New method definition.
9342 (Output_section::set_final_data_size): Set load address to zero for
9343 an unallocated section.
9344 (Output_section::do_address_and_file_offset_have_reset_values):
9345 New method definition.
9346 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9347 Handle relaxed input section.
9348 (Output_section::sort_attached_input_sections): Checkpoint input
9349 section list lazily.
9350 (Output_section::get_input_sections): Change type of input_sections to
9351 list of Simple_input_section pointers. Checkpoint input section list
9352 lazily. Also handle relaxed input sections.
9353 (Output_section::add_input_section_for_script): Take a reference to
9354 a Simple_input_section object instead of Relobj pointer and section
9355 index as parameter. Handle relaxed input sections.
9356 (Output_section::save_states, Output_section::restore_states): New
9358 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9359 (Output_data::is_data_size_fixed): New method definition.
9360 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9362 (Output_data::address_and_file_offset_have_reset_values): New method
9364 (Output_data::do_address_and_file_offset_have_reset_values): New method
9366 (Output_data::set_data_size): Check that data size is not fixed.
9367 (Output_data::fix_data_size): New method definition.
9368 (Output_data::is_data_size_fixed_): New data member.
9369 (Output_section_headers::set_final_data_size): New method definition.
9370 (Output_section_headers::do_size): New method declaration.
9371 (Output_segment_headers::set_final_data_size): New method definition.
9372 (Output_segment_headers::do_size): New method declaration.
9373 (Output_file_header::set_final_data_size)::New method definition.
9374 (Output_file_header::do_size)::New method declaration.
9375 (Output_section_data::Output_section_data): Add new parameter
9376 is_data_size_fixed and use it to fix data size.
9377 (Output_data_const::Output_data_const): Adjust call to base class
9378 constructor and fix data size.
9379 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9380 base class constructor and fix data size.
9381 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9382 base class constructor and fix data size.
9383 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9384 class constructor and fix data size.
9385 (Output_data_group::set_final_data_size): New method definition.
9386 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9387 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9388 class constructor and fix data size.
9389 (Output_relaxed_input_section): New class definition.
9390 (Output_section::Simple_input_section): New class definition.
9391 (Output_section::get_input_sections): Adjust parameter list.
9392 (Output_section::add_input_section_for_script): Same.
9393 (Output_section::save_states, Output_section::restore_states,
9394 Output_section::do_address_and_file_offset_have_reset_values,
9395 (Output_section::Input_section::Input_section): Handle
9396 RELAXED_INPUT_SECTION_CODE. Add new overload for
9397 Output_relaxed_input_section.
9398 (Output_section::Input_section::is_input_section,
9399 Output_section::Input_section::set_output_section): Handle relaxed
9401 (Output_section::Input_section::is_relaxed_input_section,
9402 Output_section::Input_section::output_section_data,
9403 Output_section::Input_section::relaxed_input_section): New method
9405 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9407 (Output_section::Input_section::u1_): Update comments.
9408 (Output_section::Input_section::u2_): Add new union member poris.
9409 (Output_section::Checkpoint_output_section): New classs definition.
9410 (Output_section::relax_input_section): New method declaration.
9411 (Output_section::checkpoint_): New data member.
9412 (Output_segment): Update comments.
9413 (Output_segment::Output_segment): Un-privatize copy constructor.
9414 (Output_segment::operator=): Un-privatize.
9415 * script-sections.cc (Output_section_element::Input_section_list):
9416 Change element type to Output_section::Simple_input_section.
9417 (Output_section_element_dot_assignment::set_section_addresses):
9418 Register output section data for relaxation clean up.
9419 (Output_data_exression::Output_data_expression): Adjust call to base
9420 constructor to fix data size.
9421 (Output_section_element_data::set_section_addresses): Register
9422 Output_data_expression object for relaxation clean up.
9423 (struct Input_section_info): Replace Relobj pointer and section index
9424 pair with Output_section::Simple_input_section and Convert struct to a
9426 (Input_section_sorter::operator()): Adjust access to
9427 Input_section_info data member to use accessors.
9428 (Output_section_element_input::set_section_addresses): Use layout
9429 parameter. Adjust code to use Output_section::Simple_input_section
9430 and Input_secction_info classes. Register filler for relaxation
9432 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9433 and section index pair with Output_section::Simple_input_section
9434 class. Adjust code accordingly.
9435 (Phdrs_element::release_segment): New method definition.
9436 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9438 (Script_sections::release_segments): New method definition.
9439 * gold/script-sections.h (Script_sections::release_segments): New
9441 * gold/target.h (Target::may_relax, Target::relax,
9442 Target::do_may_relax, Target::do_relax): New method definitions.
9444 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9446 * arm.cc (has_signed_unsigned_overflow): New function.
9447 (Arm_relocate_functions::abs8): New function.
9448 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9449 (Target_arm::Scan::global): Likewise.
9450 (Target_arm::relocate::relocate): Likewise.
9451 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9454 2009-09-16 Cary Coutant <ccoutant@google.com>
9456 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9457 * testsuite/Makefile.in: Regenerate.
9459 2009-09-11 Nick Clifton <nickc@redhat.com>
9461 * po/gold.pot: Updated by the Translation project.
9463 2009-09-08 Cary Coutant <ccoutant@google.com>
9465 * output.cc (Output_file::open): Add execute permission to empty file.
9466 * testsuite/Makefile.am (permission_test): New test.
9467 * testsuite/Makefile.in: Regenerate.
9469 2009-09-02 Ian Lance Taylor <iant@google.com>
9471 * output.cc (Output_file::resize): Call map_no_anonymous rather
9474 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9476 * gold.cc: Include "incremental.h".
9477 (queue_initial_tasks): Call Incremental_checker methods.
9478 * incremental.cc: Include "output.h".
9479 (Incremental_checker::can_incrementally_link_output_file): New
9481 * incremental.h (Incremental_checker): New class.
9483 * output.cc (Output_file::open_for_modification): New method.
9484 (Output_file::map_anonymous): Changed return type to bool. Record
9486 (Output_file::map_no_anonymous): New method, broken out of map.
9487 (Output_file::map): Use map_no_anonymous and map_anonymous.
9488 * output.h (class Output_file): Update declarations.
9490 2009-08-24 Cary Coutant <ccoutant@google.com>
9492 * options.h (Command_line::Pre_options): New class.
9493 (Command_line::pre_options): New member.
9494 * options.cc (gold::options::ready_to_register): New variable.
9495 (One_option::register_option): Do nothing if not registering options.
9496 Assert if same short option registered twice.
9497 (General_options::General_options): Turn off option registration when
9499 (Command_line::Pre_options::Pre_options): New constructor.
9501 2009-08-24 Cary Coutant <ccoutant@google.com>
9503 * options.h (General_options::no_keep_memory): Remove incorrect
9506 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9508 * Makefile.am (am__skiplex, am__skipyacc): New.
9509 * Makefile.in: Regenerate.
9511 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9513 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9514 (INCLUDES): ... this.
9515 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9516 (AM_CPPFLAGS): Renamed from ...
9517 (INCLUDE): ... this.
9518 * Makefile.in, testsuite/Makefile.in: Regenerate.
9520 * Makefile.in: Regenerate.
9521 * aclocal.m4: Likewise.
9522 * config.in: Likewise.
9523 * configure: Likewise.
9524 * testsuite/Makefile.in: Likewise.
9526 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9527 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9528 * Makefile.in: Regenerate.
9529 * testsuite/Makefile.in: Regenerate.
9531 2009-08-19 Cary Coutant <ccoutant@google.com>
9533 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9534 symbols in shared libraries overridden by hidden or internal symbols
9535 in the main program.
9537 2009-08-19 Chris Demetriou <cgd@google.com>
9539 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9540 checking source file names in error messages.
9542 2009-08-18 Doug Kwan <dougkwan@google.com>
9544 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9545 an elcpp::Ehdr as parameter. Adjust call to set_target.
9546 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9547 an elfcpp::Ehdr as parameter.
9548 * object.cc (Object::set_target): Remove the version that looks up
9549 a target and sets it.
9550 (Sized_relobj::setup): Take a Target object instead of
9551 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9552 (make_elf_sized_object): Find target and ask target to
9554 * object.h: (Object::set_target): Remove the version that looks up
9555 a target and sets it.
9556 (Sized_relobj::setup): Take a Target object instead of
9557 an elfcpp:Ehdr as parameter.
9558 * target.cc: Include dynobj.h.
9559 (Target::do_make_elf_object_implementation): New.
9560 (Target::do_make_elf_object): New.
9561 * target.h (Target::make_elf_object): New template declaration.
9562 (Target::do_make_elf_object): New method declarations.
9563 (Target::do_make_elf_object_implementation): New template declaration.
9565 2009-08-14 Ian Lance Taylor <iant@google.com>
9567 * gold.h (FUNCTION_NAME): Define.
9568 (gold_unreachable): Use FUNCTION_NAME.
9570 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9572 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9573 symbol in the --keep-unique list is not found.
9575 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9577 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9578 been maked as --keep-unique.
9579 (Icf::unfold_section): New function.
9580 * icf.h (Icf::unfold_section): New function.
9581 * options.h (General_options::keep_unique): New option.
9582 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9583 * testsuite/Makefile.in: Regenerate.
9584 * testsuite/icf_keep_unique_test.sh: New file.
9585 * testsuite/icf_keep_unique_test.cc: New file.
9587 2009-08-12 Cary Coutant <ccoutant@google.com>
9590 * resolve.cc (Symbol_table::resolve): Check for references from
9591 dynamic objects to hidden and internal symbols.
9592 * testsuite/Makefile.am (hidden_test.sh): New test.
9593 * testsuite/Makefile.in: Regenerate.
9594 * testsuite/hidden_test.sh: New script.
9595 * testsuite/hidden_test_1.c: New test source.
9596 * testsuite/hidden_test_main.c: New test source.
9598 2009-08-11 Doug Kwan <dougkwan@google.com>
9600 * arm.cc: Update comments.
9601 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9602 segment to locate the .ARM.exidx section if present.
9604 2009-08-09 Doug Kwan <dougkwan@google.com>
9606 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9609 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9610 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9613 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9615 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9616 valid tls_segment only for non-debug-section relocations.
9617 * testsuite/Makefile.am: Add gc_tls_test.
9618 * testsuite/Makefile.in: Regenerate.
9619 * testsuite/gc_tls_test.cc: New file.
9620 * testsuite/gc_tls_test.sh: New file.
9622 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9626 * Makefile.am (CCFILES): Add icf.cc.
9628 * Makefile.in: Regenerate.
9629 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9630 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9631 section, symbol and addend information for the relocs.
9632 * gold.cc (queue_middle_tasks): Call identical code folding.
9633 * gold.h: Add defines for multimap.
9634 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9635 to the call of finalize_local_symbols.
9636 * main.cc (main): Create object of class Icf.
9637 * object.cc (Sized_relobj::do_layout): Allow this function to be
9638 called twice during icf.
9639 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9640 to sections marked as identical by icf.
9641 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9643 (Sized_relobj::do_section_entsize): New function.
9644 * object.h (Object::section_entsize): New function.
9645 (Object::do_section_entsize): New pure virtual function.
9646 (Relobj::finalize_local_symbols): Add new parameter.
9647 (Relobj::do_section_entsize): New function.
9648 * options.h (General_options::icf): New option.
9649 (General_options::icf_iterations): New option.
9650 (General_options::print_icf_sections): New option.
9651 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9652 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9653 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9655 * symtab.cc (Symbol_table::is_section_folded): New function.
9656 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9657 to sections marked as identical by icf.
9658 * symtab.h (Symbol_table::set_icf): New function.
9659 (Symbol_table::icf): New function.
9660 (Symbol_table::is_section_folded): New function.
9661 (Symbol_table::icf_): New data member.
9662 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9663 * testsuite/Makefile.am: Add commands to build icf_test.
9664 * testsuite/Makefile.in: Regenerate.
9665 * testsuite/icf_test.sh: New file.
9666 * testsuite/icf_test.cc: New file.
9668 2009-07-24 Chris Demetriou <cgd@google.com>
9670 * layout.cc (is_compressible_debug_section): Fix incorrect
9671 comment about compressed section names.
9673 2009-07-20 Ian Lance Taylor <ian@airs.com>
9676 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9678 2009-07-16 Ian Lance Taylor <iant@google.com>
9681 * layout.h: #include <map>.
9682 (class Kept_section): Change from struct to class. Add accessors
9683 and setters. Add section size to Comdat_group mapping. Change
9684 Comdat_group to std::map. Add is_comdat_ field. Add
9685 linkonce_size field in union.
9686 (class Layout): Update declaration of find_or_add_kept_section.
9687 Don't declare find_kept_object.
9688 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9689 parameter. Add object, shndx, is_comdat, and is_group_name
9690 parameters. Change all callers. Adjust for new Kept_section.
9691 (Layout::find_kept_object): Remove.
9692 * object.cc (Sized_relobj::include_section_group): Update use of
9693 Kept_section. Rename secnum to shndx. Only record
9694 Kept_comdat_section if sections are the same size.
9695 (Sized_relobj::include_linkonce_section): Update use of
9696 Kept_section. Only record Kept_comdat_section if sections are the
9697 same size. Set size of linkonce section.
9698 (Sized_relobj::map_to_kept_section): Update call to
9699 get_kept_comdat_section.
9700 * object.h (class Sized_relobj): Rename fields in
9701 Kept_comdat_section to drop trailing underscores; change object
9702 field to Relobj*. Change Kept_comdat_section_table to store
9703 struct rather than pointer.
9704 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9705 Add kept_object and kept_shndx parameters. Change all callers.
9706 (Sized_relobj::get_kept_comdat_section): Change return type to
9707 bool. Add kept_object and kept_shndx parameters. Change all
9709 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9710 Layout::find_or_add_kept_section.
9712 2009-07-09 Ian Lance Taylor <iant@google.com>
9714 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9715 Reserve space in the hash table.
9717 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9719 * fileread.cc (File_read::get_mtime): New method.
9720 * fileread.h (Timespec): New structure.
9721 (File_read::get_mtime): New method.
9722 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9723 Renamed from timestamp_nsec.
9724 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9726 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9728 (Incremental_inputs::report_archive): Save mtime; style fix.
9729 (Incremental_inputs::report_obejct): Save mtime; style fix.
9730 (Incremental_inputs::report_script): Save mtime; style fix.
9731 (Incremental_inputs::finalize_inputs): Style fix.
9732 (Incremental_inputs::finalize): Style fix.
9733 (Incremental_inputs::create_input_section_data): Store inputs
9735 * incremental.h (Incremental_inputs::report_script): Add mtime
9737 (Incremental_inputs::Input_info::Input_info): Intialize only one
9739 (Incremental_inputs::Input_info::archive): Move to nameless
9741 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9742 (Incremental_inputs::Input_info::script): Move to nameless union.
9743 (Incremental_inputs::mtime): New field.
9744 * script.cc (read_input_script): Pass file mtime to
9746 * script.h (Script_info::inputs): Style fix.
9748 2009-07-01 Ian Lance Taylor <ian@airs.com>
9750 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9753 2009-06-24 Ian Lance Taylor <iant@google.com>
9756 * layout.cc (Layout::choose_output_section): If we find an
9757 existing section, update the flags.
9758 (Layout::create_notes): New function, broken out of
9760 (Layout::finalize): Don't create note sections.
9761 (Layout::create_note): Don't crash if linker script discards
9763 (Layout::create_gold_note): Likewise.
9764 (Layout::create_build_id): Likewise. Don't set
9765 after_input_sections on the section.
9766 (Layout::create_executable_stack_info): Remove target parameter.
9768 * layout.h (class Layout): Declare create_notes. Update
9769 declaration of create_executable_stack_info.
9770 * gold.cc (queue_middle_tasks): Call create_notes.
9771 * output.cc (Output_section::update_flags_for_input_section): Move
9772 here from output.h. If SHF_ALLOC flag is newly set, mark address
9774 * output.h (Output_data::mark_address_invalid): New function.
9775 (class Output_section): Only declare, not define,
9776 update_flags_for_input_section. Remove set_flags.
9778 2009-06-24 Ian Lance Taylor <iant@google.com>
9780 * script-sections.cc (Output_section_definition::
9781 set_section_addresses): Rename shadowing local load_address to
9784 2009-06-24 Ian Lance Taylor <iant@google.com>
9787 * reloc.cc (relocate_sections): Skip empty relocation sections.
9789 2009-06-23 Ian Lance Taylor <iant@google.com>
9792 * layout.cc (Layout::create_note): Use choose_output_section
9793 rather than make_output_section.
9795 2009-06-23 Ian Lance Taylor <iant@google.com>
9798 * options.cc (General_options::parse_V): Set printed_version_.
9799 (General_options::General_options): Initialize printed_version_.
9800 * options.h (class General_options): Add printed_version_ field.
9801 * gold.cc (queue_initial_tasks): If there are no input files,
9802 don't give a fatal error if we printed the version information.
9803 (queue_middle_tasks): If using -r with a shared object, give a
9804 fatal error rather than an ordinary error.
9806 2009-06-23 Ian Lance Taylor <iant@google.com>
9809 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9810 (Layout::make_output_section): Set have_stabstr_section_ if we see
9811 a .stab*str section.
9812 (Layout::finalize): Call link_stabs_sections.
9813 (Layout::link_stabs_sections): New file.
9814 * layout.h (class Layout): Add have_stabstr_section_ field.
9815 Declare link_stabs_sections.
9817 2009-06-23 Doug Kwan <dougkwan@google.com>
9819 * Makefile.am (libgold_a_LIBADD): New.
9820 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9821 * Makefile.in: Regenerate.
9822 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9823 * configure: Regenerate.
9824 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9825 * fileread.cc: Include sys/state.h
9826 * gold.h: Declare memmem and strndup if found missing.
9827 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9829 2009-06-23 Ian Lance Taylor <iant@google.com>
9831 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9832 * configure: Rebuild.
9834 2009-06-23 Ian Lance Taylor <iant@google.com>
9837 * object.cc (Object::section_contents): Don't try to get a view if
9838 the section has length zero.
9839 (Object::handle_gnu_warning_section): If the section is empty, use
9840 the name of the section as the warning.
9842 2009-06-23 Ian Lance Taylor <iant@google.com>
9845 * stringpool.h (class Stringpool_template): Add optimize_ field.
9846 (Stringpool_template::set_optimize): New function.
9847 * stringpool.cc (Stringpool_template::Stringpool_template):
9848 Initialize optimize_ field.
9849 (Stringpool_template::set_string_offsets): Test local optimize
9850 fild rather than parameter.
9851 * layout.cc (Layout::Layout): Call set_optimize on the section
9854 2009-06-22 Ian Lance Taylor <iant@google.com>
9857 * yyscript.y: Parse TARGET.
9858 * script.cc (script_set_target): New function.
9859 * script-c.h (script_set_target): Declare.
9860 * options.cc (General_options::string_to_object_format): Rename
9861 from string_to_object_format in anonymous namespace. Change
9863 * options.h (class General_options): Declare
9864 string_to_object_format.
9866 2009-06-22 Ian Lance Taylor <iant@google.com>
9868 * script-sections.cc (Script_sections::create_segments): Don't put
9869 program headers in a PT_LOAD segment if -n or -N.
9871 2009-06-22 Ian Lance Taylor <iant@google.com>
9874 * options.h (class General_options): Add -z lazy and -z now. Sort
9875 -z options into alphabetical order.
9876 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9878 2009-06-21 Ian Lance Taylor <iant@google.com>
9880 * layout.cc (Layout::make_output_section): Call
9881 Target::new_output_section.
9882 (Layout::attach_allocated_section_to_segment): Put large section
9883 sections in a separate load segment with the large segment flag
9885 (Layout::segment_precedes): Sort large data segments after other
9887 (align_file_offset): New static function.
9888 (Layout::set_segment_offsets): Use align_file_offset.
9889 * output.h (class Output_section): Add is_small_section_ and
9890 is_large_section_ fields.
9891 (Output_section::is_small_section): New function.
9892 (Output_section::set_is_small_section): New function.
9893 (Output_section::is_large_section): New function.
9894 (Output_section::set_is_large_section): New function.
9895 (Output_section::is_large_data_section): New function.
9896 (class Output_segment): Add is_large_data_segment_ field.
9897 (Output_segment::is_large_data_segment): New function.
9898 (Output_segment::set_is_large_data_segment): New function.
9899 * output.cc (Output_section::Output_section): Initialize new
9901 (Output_segment::Output_segment): Likewise.
9902 (Output_segment::add_output_section): Add assertion that large
9903 data sections always go in large data segments. Force small data
9904 sections to the end of the list of data sections. Force small BSS
9905 sections to the start of the list of BSS sections. For large BSS
9906 sections to the end of the list of BSS sections.
9907 * symtab.h (class Symbol): Declare is_common_shndx.
9908 (Symbol::is_defined): Check Symbol::is_common_shndx.
9909 (Symbol::is_common): Likewise.
9910 (class Symbol_table): Define enum Commons_section_type. Update
9911 declarations. Add small_commons_ and large_commons_ fields.
9912 * symtab.cc (Symbol::is_common_shndx): New function.
9913 (Symbol_table::Symbol_table): Initialize new fields.
9914 (Symbol_table::add_from_object): Put small and large common
9915 symbols in the right list.
9916 (Symbol_table::sized_finalized_symbol): Check
9917 Symbol::is_common_shndx.
9918 (Symbol_table::sized_write_globals): Likewise.
9919 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9920 common symbol lists. Don't call do_allocate_commons_list if the
9922 (Symbol_table::do_allocate_commons_list): Remove is_tls
9923 parameter. Add comons_section_type parameter. Change all
9924 callers. Handle small and large common symbols.
9925 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9926 Symbol::is_common_shndx.
9927 * resolve.cc (symbol_to_bits): Likewise.
9928 * target.h (Target::small_common_shndx): New function.
9929 (Target::small_common_section_flags): New function.
9930 (Target::large_common_shndx): New function.
9931 (Target::large_common_section_flags): New function.
9932 (Target::new_output_section): New function.
9933 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9934 small_common_section_flags, and large_common_section_flags
9936 (Target::do_new_output_section): New virtual function.
9937 * arm.cc (Target_arm::arm_info): Initialize new fields.
9938 * i386.cc (Target_i386::i386_info): Likewise.
9939 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9941 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9942 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9943 (Target_x86_64::do_new_output_section): New function.
9944 * configure.ac: Define conditional MCMODEL_MEDIUM.
9945 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9946 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9947 (large_LDFLAGS): Define.
9948 * testsuite/large.c: New file.
9949 * testsuite/testfile.cc (Target_test::test_target_info):
9950 Initialize new fields.
9951 * configure, testsuite/Makefile.in: Rebuild.
9953 2009-06-05 Doug Kwan <dougkwan@google.com>
9955 * Makefile.am (CCFILES): Add target.cc.
9956 * Makefile.in: Regenerate.
9957 * i386.cc (class Target_i386): Define new virtual method to
9958 override do_is_local_label_name in parent.
9959 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9960 local symbols if --discard-locals or -X is given.
9961 * options.h (class General_options): Declare new options
9962 '--discard-locals' and '-X' for discarding locals.
9963 * target.h (class Target): Define new methods is_local_label_name.
9964 Declare new virtual method do_is_local_label_name.
9965 * target.cc: New file.
9966 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9967 (check_SCRIPTS): Add discard_locals_test.sh.
9968 (check_DATA): Add discard_local_tests.syms.
9969 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9970 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9971 * testsuite/Makefile.in: Regenerate.
9972 * testsuite/discard_locals_test.c: New file.
9973 * testsuite/discard_locals_test.sh: Same.
9975 2009-06-05 Doug Kwan <dougkwan@google.com>
9977 * object.cc (Sized_relobj::Sized_relobj): Initialize
9978 discarded_eh_frame_shndx_ to -1U.
9979 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9981 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9982 a discarded .eh_frame section.
9983 (Sized_relobj::do_finalize_local_symbols): Ditto.
9984 * object.h (class Sized_relobj): Declare new member
9985 discarded_eh_frame_shndx_.
9986 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9987 (local_labels_test.o, local_labels_test): New rules.
9988 * testsuite/Makefile.in: Regenerate.
9990 2009-06-04 Doug Kwan <dougkwan@google.com>
9992 * layout.cc (Layout::section_name_mapping): Add mapping for
9993 special ARM sections.
9995 2009-06-03 Doug Kwan <dougkwan@google.com>
9997 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9998 (utils::has_overflow): Same.
10000 2009-06-03 Ian Lance Taylor <iant@google.com>
10002 * layout.cc (Layout::section_name_mapping): New array, replacing
10003 Layout::linkonce_mapping.
10004 (Layout::section_name_mapping_count): New variable, replacing
10005 Layout::linkonce_mapping_count.
10006 (Layout::linkonce_output_name): Remove.
10007 (Layout::output_section_name): Rewrite.
10008 * layout.h (class Layout): Rename Linkonce_mapping to
10009 Section_name_mapping, linkonce_mapping to section_name_mapping,
10010 linkonce_mapping_count to section_name_mapping_count. Don't
10011 declare linkonce_output_name.
10013 2009-06-03 Doug Kwan <dougkwan@google.com>
10015 * gold/arm.cc (namespace utils): New.
10016 (Target_arm::reloc_is_non_pic): Define new method.
10017 (class Arm_relocate_functions): New.
10018 (Target_arm::Relocate::relocate): Handle relocation types used by
10021 2009-06-03 Ian Lance Taylor <iant@google.com>
10023 * arm.cc (Target_arm::scan::global): Use || instead of |.
10025 2009-06-02 Doug Kwan <dougkwan@google.com>
10027 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10028 issued_non_pic_error_.
10029 (class Target_arm::Scan): Declare new method check_non_pic.
10030 Define new method symbol_needs_plt_entry.
10031 Declare new data member issued_non_pic_error_.
10032 (class Target_arm::Relocate): Declare new method
10033 should_apply_static_reloc.
10034 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10035 (Target_arm::Scan::check_non_pic): Define new method.
10036 (Target_arm::Scan::local): Handle a small subset of reloc types used
10038 (Target_arm::Scan::local): Same.
10039 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10041 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10043 * incremental.cc (Incremental_inputs::report_command_line): Filter
10044 out --incremental-* options.
10046 2009-05-29 Doug Kwan <dougkwan@google.com>
10048 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10050 (class Target_arm): Update comment.
10051 (Target_arm::Target_arm): Initialize new data members GOT_,
10052 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10053 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10054 and Target_arm::rel_dyn_section.
10055 Declare new_enum Target_arm::Got_type.
10056 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10058 Update commments for member do_dynsym_value.
10059 (Target_arm::got_size, Target_arm::plt_section,
10060 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10061 new methods inside class defintion.
10062 (Target_arm::got_section): Define new method.
10063 (Target_arm::rel_dyn_section): Same.
10064 (Output_data_plt_arm): New template class.
10065 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10066 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10067 (Output_data_plt_arm::add_entry): Same.
10068 (Output_data_plt_arm::first_plt_entry): Define new
10069 static data member for PLT instruction template.
10070 (Output_data_plt_arm::plt_entry): Same.
10071 (Output_data_plt_arm::do_write): Define new method.
10072 (Target_arm::make_plt_entry): Same.
10073 (Target_arm::do_finalize_sections): Same.
10074 (Target_arm::do_dynsym_value): Same.
10076 2009-05-28 Doug Kwan <dougkwan@google.com>
10078 * Makefile.am (TARGETSOURCES): Add arm.cc.
10079 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10080 * Makefile.in: Regenerate.
10081 * arm.cc: New file.
10082 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10084 2009-05-26 Doug Kwan <dougkwan@google.com>
10086 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10087 (General_options::check_excluded_libs): Strip off directories in
10088 archive name before matching like GNU ld does.
10089 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10090 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10091 (exclude_libs_test_LDFLAGS): Add linker option
10092 -Wl,--exclude-libs,libexclude_libs_test_3
10093 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10094 an explicit archive without using -l.
10095 (alt/libexclude_libs_test_3.a): New make rule.
10096 * testsuite/Makefile.in: Regenerate.
10097 * testsuite/exclude_libs_test.c : Declare lib3_default().
10099 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10100 * exclude_libs_test_3.c: New file.
10102 2009-05-26 Nick Clifton <nickc@redhat.com>
10104 * po/id.po: New Indonesian translation.
10105 * po/gold.pot: Updated template file.
10107 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10109 * testsuite/Makefile.am: Add -ffunction-sections to compile
10110 gc_comdat_test files. Add -Wl,--gc-sections to build
10112 * testsuite/Makefile.in: Regenerate.
10113 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10115 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10117 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10118 kept comdat section was garbage collected.
10119 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10120 * testsuite/Makefile.in: Regenerate.
10121 * testsuite/gc_comdat_test.sh: New file.
10122 * testsuite/gc_comdat_test_1.cc: New file.
10123 * testsuite/gc_comdat_test_2.cc: New file.
10125 2009-05-19 Doug Kwan <dougkwan@google.com>
10127 * archive.cc (Archive::Archive): Move constructor from archive.h
10128 to here. Initialize no_export_.
10129 (Archive::get_elf_object_for_member): Set no_export flag of object.
10130 * archive.h (Archive::Archive): Move constructor body to
10132 (Archive::no_export): New method.
10133 (Archive::no_export_): New field.
10134 * object.h (Object::Object): Initialize no_export_ to false.
10135 (Object::no_export, Object::set_no_export): New methods.
10136 (Object::no_export_): New field.
10137 * options.cc (General_options::parse_exclude_libs): New method.
10138 (General_options::check_excluded_libs) Same.
10139 * options.h (exclude_libs): New option.
10140 (General_options::check_excluded_libs): New method declaration.
10141 (General_options::excluded_libs_): New field.
10142 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10143 default or protected visibility if an object has no-export flag set.
10144 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10145 (check_SCRIPTS): Add exclude_libs_test.sh.
10146 (check_DATA): Add exclude_libs_test.syms.
10147 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10148 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10149 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10150 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10151 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10152 libexclude_libs_test_2.a): New rules.
10153 * testsuite/Makefile.in: Regenerate.
10154 * testsuite/exclude_libs_test.c: New file.
10155 * testsuite/exclude_libs_test.sh: Ditto.
10156 * testsuite/exclude_libs_test_1.c: Ditto.
10157 * testsuite/exclude_libs_test_2.c: Ditto.
10159 2009-05-15 Ian Lance Taylor <iant@google.com>
10161 * configure.ac: Check for declarations for cases where libiberty.h
10162 checks HAVE_DECL_xxx.
10163 * configure, config.in: Rebuild.
10165 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10167 * gold.h (Incremental_argument_list): Remove (invalid) forward
10169 * incremental.cc (Incremental_inputs::report_achive): New method.
10170 (Incremental_inputs::report_object): New method.
10171 (Incremental_inputs::report_script): New method.
10172 (Incremental_inputs::finalize_inputs): New method.
10173 (Incremental_inputs::finalize): Call finalize_inputs().
10174 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10175 Create inputs entries.
10176 * incremental.h (Incremental_input_type): New enum.
10177 (Incremental_inputs::Incremental_input): Initialize new fields.
10178 (Incremental_inputs::report_inputs): New method.
10179 (Incremental_inputs::report_achive): New method.
10180 (Incremental_inputs::report_object): New method.
10181 (Incremental_inputs::report_script): New method.
10182 (Incremental_inputs::finalize_inputs): New method.
10183 (Incremental_inputs::Input_info): New struct.
10184 (Incremental_inputs::Input_info_map): New typedef.
10185 (Incremental_inputs::lock_): New field.
10186 (Incremental_inputs::Inputs_): New field.
10187 (Incremental_inputs::Inputs_map): New field.
10188 * main.cc (main): Call Incremental_input::report_inputs.
10189 * options.h (Input_argument_list): Typedef moved from
10191 (Input_file_group::Files): Remove, use ::Input_argument_list.
10192 (Input_file_group::Input_argument_list): Remove, use
10193 ::Input_argument_list.
10194 * plugin.cc (Plugin_manager::add_input_file): Add error in
10196 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10198 * script.cc (read_input_script): Call
10199 Incremental_input::report_script.
10200 * script.h (Script_info): New class.
10202 2009-04-27 Ian Lance Taylor <iant@google.com>
10204 * x86_64.cc (do_adjust_output_section): Set entsize to
10207 2009-04-23 Elliott Hughes <enh@google.com>
10209 * output.cc (Output_file::close): After short writes, continue
10210 writing from the correct offset in the buffer being written.
10212 2009-04-23 Chris Demetriou <cgd@google.com>
10214 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10215 * configure: Regenerate.
10216 * config.in: Regenerate.
10217 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10218 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10220 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10222 * incremental.cc (Incremental_inputs_header_data): Renamed from
10223 Incremental_input_header_data.
10224 (Incremental_inputs_header_data::data_size): New field.
10225 (Incremental_inputs_header_data::put_input_file_count): Renamed
10226 from input_file_count.
10227 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10228 from command_line_offset.
10229 (Incremental_inputs_header_data::put_reserved): Renamed from
10231 (Incremental_inputs_entry_data): Renamed from
10232 Incremental_input_entry_data.
10233 (Incremental_inputs_entry_data::data_size): New field.
10234 (Incremental_inputs::report_command_line): New method.
10235 (Incremental_inputs::finalize): New method.
10236 (Incremental_inputs::create_incremental_inputs_data): New method.
10237 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10238 * incremental.h: New file.
10239 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10240 (Layout::finalize): Create incremental inputs section in
10241 incremental builds.
10242 (Layout::create_incremental_info_sections): New method.
10243 * layout.h (Layout::incremental_inputs): New method.
10244 (Layout::create_incremental_info_sections): New method.
10245 (Layout::incremental_inputs_): New field.
10246 * main.cc (main): Notify Incremental_input of the command line.
10248 2009-04-01 Ian Lance Taylor <iant@google.com>
10249 Mikolaj Zalewski <mikolajz@google.com>
10251 * gold.h (reserve_unordered_map): Define, three versions, one for
10252 each version of Unordered_map.
10253 * layout.cc (Layout::Layout): Remove options parameter. Add
10254 number_of_input_files parameter. Don't initialize options_.
10255 Initialize number_of_input_files_ and resized_signatures_. Move
10256 sections_are_attached_.
10257 (Layout::layout_group): Reserve space for group_signatures_.
10258 (Layout::find_or_add_kept_section): Change name parameter to be a
10259 reference. Resize signatures_ map when it gets large enough.
10260 (Layout::layout_eh_frame): Use parameters->options() instead of
10262 (Layout::make_output_section): Likewise.
10263 (Layout::attach_allocated_section_to_segment): Likewise.
10264 (Layout::finalize, Layout::create_executable_stack): Likewise.
10265 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10266 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10267 * layout.h (class Layout): Update declarations. Remove options_
10268 field. Add number_of_input_files_ and resized_signatures_
10269 fields. Move sections_are_attached_ field.
10270 * main.cc (main): Pass number of input files to Layout
10271 constructor. Don't pass options.
10273 2009-03-30 Ian Lance Taylor <iant@google.com>
10275 * ffsll.c (ffsll): Correct implementation.
10277 2009-03-27 Ian Lance Taylor <iant@google.com>
10279 * ffsll.c: New file.
10280 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10281 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10282 * ftruncate.c (ftruncate): Declare before definition.
10283 * mremap.c (mremap): Likewise.
10284 * pread.c (pread): Likewise.
10285 * configure, Makefile.in, config.in: Rebuild.
10287 * mremap.c: New file.
10288 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10289 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10290 (mremap): Declare if HAVE_MREMAP is not defined.
10291 * configure, Makefile.in, config.in: Rebuild.
10293 2009-03-27 Cary Coutant <ccoutant@google.com>
10295 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10296 position independent.
10297 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10298 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10300 2009-03-24 Cary Coutant <ccoutant@google.com>
10302 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10304 (needs_dynamic_reloc): Likewise.
10306 2009-03-24 Ian Lance Taylor <iant@google.com>
10308 * yyscript.y (file_cmd): Recognize EXTERN.
10309 (extern_name_list, extern_name_list_body): New nonterminals.
10310 * script.cc (script_add_extern): Define.
10311 * script-c.h (script_add_extern): Declare.
10313 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10315 * object.cc (is_elf_object): Define.
10316 * object.h (is_elf_object): Declare.
10317 * archive.cc (Archive::get_elf_object_for_member): Call
10319 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10321 2009-03-24 Elliott Hughes <enh@google.com>
10323 * output.cc (Output_file::map_anonymous): Define.
10324 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10325 try an anonymous one. Report the size if the mmap fails.
10326 * output.h (class Output_file): Declare map_anonymous.
10328 2009-03-24 Ian Lance Taylor <iant@google.com>
10330 * target-select.cc (instantiate_target): Don't acquire the lock if
10331 the instantiated_target_ field has already been set.
10333 2009-03-23 Ian Lance Taylor <iant@google.com>
10335 * gold-threads.h (class Initialize_lock): Define.
10336 * gold-threads.cc (class Initialize_lock_once): Define.
10337 (initialize_lock_control): New static variable.
10338 (initialize_lock_pointer): New static variable.
10339 (initialize_lock_once): New static function.
10340 (Initialize_lock::Initialize_lock): Define.
10341 (Initialize_lock::initialize): Define.
10342 * target-select.h: Include "gold-threads.h".
10343 (class Target_selector): Add lock_ and initialize_lock_ fields.
10344 Don't define instantiate_target, just declare it.
10345 * target-select.cc (Target_selector::Target_selector): Initialize
10347 (Target_selector::instantiate_target): Define.
10348 * descriptors.h: Include "gold-threads.h".
10349 (class Descriptors): Add initialize_lock_ field.
10350 * descriptors.cc (Descriptors::Descriptors): Initialize new
10352 (Descriptors::open): Use initialize_lock_ field
10353 * errors.h (class Errors): Add initialize_lock_ field.
10354 * errors.cc (Errors::Errors): Initialize new field.
10355 (Errors::initialize_lock): Use initialize_lock_ field.
10356 * powerpc.cc (class Target_selector_powerpc): Remove
10357 instantiated_target_ field. In do_recognize call
10358 instantiate_target rather than do_instantiate_target. In
10359 do_instantiate_target just allocate a new target.
10360 * sparc.cc (class Target_selector_sparc): Likewise.
10362 * freebsd.h: New file.
10363 * i386.cc: Include "freebsd.h".
10364 (Target_i386): Derive from Target_freebsd rather than
10366 (Target_selector_i386): Derive from Target_selector_freebsd rather
10367 than Target_selector.
10368 * x86_64.cc: Include "freebsd.h".
10369 (Target_x86_64): Derive from Target_freebsd rather than
10371 (Target_selector_x86_64): Derive from Target_selector_freebsd
10372 rather than Target_selector.
10373 * target.h (class Target): Add adjust_elf_header and
10374 do_adjust_elf_header.
10375 * output.cc (Output_file_header:: do_sized_write): Call target
10376 adjust_elf_header routine.
10377 * configure.tgt: Set targ_osabi.
10378 * configure.ac: Define GOLD_DEFAULT_OSABI.
10379 * parameters.cc (Parameters::default_target): Pass
10380 GOLD_DEFAULT_OSABI to select_target.
10381 * target-select.h (class Target_selector): Make instantiate_target
10382 protected rather than private.
10383 * Makefile.am (HFILES): Add freebsd.h.
10384 * configure, Makefile.in, config.in: Rebuild.
10386 * merge.cc (do_add_input_section): Correct pend value. Change
10387 message about last entry not being null terminated from error to
10390 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10392 * incremental.cc: New file.
10393 * Makefile.am (CCFILES): Add incremental.cc.
10394 * Makefile.in: Rebuild.
10396 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10398 * layout.cc (Layout::output_section_name): Preserve names
10399 of '.note.' sections.
10401 2009-03-19 Ian Lance Taylor <iant@google.com>
10403 * descriptors.cc (Descriptors::open): Check that the options are
10404 valid before using them.
10406 2009-03-18 Ian Lance Taylor <iant@google.com>
10408 * script-sections.h: Include <list>.
10409 (class Script_sections): Change Sections_elements from std::vector
10410 to std::list. Typedef public Elements_iterator. Add
10411 orphan_section_placement_, data_segment_align_start_, and
10412 saw_data_segment_align_ fields. Remove data_segment_align_index_
10414 * script-sections.cc (class Orphan_section_placement): New class.
10415 (class Sections_element): Add virtual functions is_relro and
10416 orphan_section_init. Remove virtual function place_orphan_here.
10417 (class Output_section_definition): Add is_relro and
10418 orphan_section_init. Remove place_orphan_here.
10419 (class Orphan_output_section): Likewise.
10420 (Script_sections::Script_sections): Update for field changes.
10421 (Script_sections::data_segment_align): Set saw_data_segment_align_
10422 and data_segment_align_start_, not data_segment_align_index.
10423 (Script_sections::data_segment_relro_end): Check
10424 saw_data_segment_align_. Use data_segment_align_start_ rather
10425 than data_segment_align_index_.
10426 (Script_sections::place_orphan): Rewrite to use
10427 Orphan_section_placement.
10429 2009-03-17 Ian Lance Taylor <iant@google.com>
10431 * archive.cc (Archive::add_symbols): Check for a version attached
10432 to the symbol name in the archive map.
10433 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10434 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10435 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10436 (ver_test_11.a): New target.
10437 * testsuite/Makefile.in: Rebuild.
10439 * configure.ac: Check for chsize and posix_fallocate. Replace
10441 * ftruncate.c: New file, from gnulib.
10442 * output.cc (posix_fallocate): Define dummy version if not
10443 HAVE_POSIX_FALLOCATE.
10444 (Output_file::map): Call posix_fallocate rather than lseek and
10446 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10447 * configure, Makefile.in, config.in: Rebuild.
10449 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10451 * layout.h (Layout::create_note): Add section_name parameter.
10452 * layout.cc (Layout::create_note): Likewise.
10453 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10455 2009-03-17 Ian Lance Taylor <iant@google.com>
10457 * descriptors.cc: Include "options.h".
10458 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10459 (Descriptors::open): Always use O_CLOEXEC when opening a new
10460 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10461 then set FD_CLOEXEC.
10463 * sparc.cc (class Target_sparc): Add has_got_section.
10464 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10465 make sure we have a GOT section.
10467 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10468 (Target_sparc::Scan::local): Likewise.
10469 (Target_sparc::Scan::global): Likewise.
10470 (Target_sparc::Relocate::relocate): Likewise.
10471 (Target_sparc::Relocate::relocate_tls): Likewise.
10473 * symtab.cc (Symbol_table::define_default_version): New function,
10474 broken out of add_from_object.
10475 (Symbol_table::add_from_object): Call define_default_version.
10476 (Symbol_table::define_special_symbol): Add resolve_oldsym
10477 parameter. Change all callers. If the version for a symbol comes
10478 from a version script, resolve it with the symbol with the same
10479 name with no version. Also add the symbol without a version if
10481 (do_define_in_output_data): If resolving with oldsym, don't delete
10483 (do_define_in_output_segment): Likewise.
10484 (do_define_as_constant): Likewise.
10485 * symtab.h (class Symbol_table): Update declarations.
10487 2009-03-13 Ian Lance Taylor <iant@google.com>
10489 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10490 (Read_symbols::requeue): New function.
10491 (Read_symbols::do_read_symbols): If make_elf_object fails because
10492 the target type is not configured, and the file was searched for,
10493 issue a warning and retry with the next directory.
10494 (Add_symbols::run): If the file has an incompatible format, and
10495 it was searched for, requeue the Read_symbols task. On error,
10496 release the object.
10497 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10498 dirindex parameter to constructor. Change all callers. Declare
10499 incompatible_warning and requeue.
10500 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10501 input_argument_ and input_group_ fields. Add them to
10502 constructor. Change all callers.
10503 (class Read_script): Add dirindex_ field. Add it to constructor.
10504 Change all callers.
10505 * archive.cc (Archive::setup): Remove input_objects parameter.
10506 Change all callers.
10507 (Archive::get_file_and_offset): Likewise.
10508 (Archive::read_all_symbols): Likewise.
10509 (Archive::read_symbols): Likewise.
10510 (Archive::get_elf_object_for_member): Remove input_objects
10511 parameter. Add punconfigured parameter. Change all callers.
10512 (Archive::add_symbols): Change return type to bool. Check return
10513 value of include_member.
10514 (Archive::include_all_members): Likewise.
10515 (Archive::include_member): Change return type to bool. Return
10516 false if first included object has incompatible target. Set
10517 included_member_ field.
10518 (Add_archive_symbols::run): If add_symbols returns false, requeue
10520 * archive.h (class Archive): Add included_member_ field.
10521 Initialize it in constructor. Add input_file and searched_for
10522 methods. Update declarations.
10523 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10524 input_argument_ fields. Add them to constructor. Change all
10526 * script.cc: Include "target-select.h".
10527 (class Parser_closure): Add skip_on_incompatible_target_ and
10528 found_incompatible_target_ fields. Add
10529 skip_on_incompatible_target parameter to constructor. Change all
10530 callers. Add methods skip_on_incompatible_target,
10531 clear_skip_on_incompatible_target, found_incompatible_target, and
10532 set_found_incompatible_target.
10533 (read_input_script): Add dirindex parameter. Change all callers.
10534 If parser finds an incompatible target, requeue Read_symbols
10536 (script_set_symbol): Clear skip_on_incompatible_target in
10538 (script_add_assertion, script_parse_option): Likewise.
10539 (script_start_sections, script_add_phdr): Likewise.
10540 (script_check_output_format): New function.
10541 * script.h (read_input_script): Update declaration.
10542 * script-c.h (script_check_output_format): Declare.
10543 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10544 (ignore_cmd): Remove OUTPUT_FORMAT.
10545 * fileread.cc (Input_file::Input_file): Add explicit this.
10546 (Input_file::will_search_for): New function.
10547 (Input_file::open): Add pindex parameter. Change all callers.
10548 * fileread.h (class Input_file): Add input_file_argument method.
10549 Declare will_search_for. Update declarations.
10550 * object.cc (make_elf_object): Add punconfigured parameter.
10551 Change all callers.
10552 * object.h (class Object): Make input_file public. Add
10553 searched_for method.
10554 (make_elf_object): Update declaration.
10555 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10557 * dirsearch.h (class Dirsearch): Update declaration.
10558 * options.h (class General_options): Add --warn-search-mismatch.
10559 * parameters.cc (Parameters::is_compatible_target): New function.
10560 * parameters.h (class Parameters): Declare is_compatible_target.
10561 * workqueue.cc (Workqueue::add_blocker): New function.
10562 * workqueue.h (class Workqueue): Declare add_blocker.
10564 * fileread.cc (Input_file::open): Remove options parameter.
10565 Change all callers.
10566 (Input_file::open_binary): Likewise.
10567 * script.cc (read_input_script): Likewise.
10568 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10569 options parameter from constructor. Change all callers.
10570 (class Read_script): Likewise.
10571 * fileread.h (class Input_file): Update declarations.
10572 * script.h (read_input_script): Update declaration.
10574 2009-03-10 Nick Clifton <nickc@redhat.com>
10576 * po/es.po: New Spanish translation.
10578 2009-03-06 Cary Coutant <ccoutant@google.com>
10580 * options.cc (parse_short_option): Keep dash_z from registering itself.
10582 2009-03-03 Ian Lance Taylor <iant@google.com>
10585 * target-reloc.h (relocate_section): Pass output_section to
10587 * i386.cc (Target_i386::should_apply_static_reloc): Add
10588 output_section parameter. Change all callers.
10589 (Target_i386::Relocate::relocate): Add output_section parameter.
10590 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10591 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10592 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10593 * testsuite/two_file_shared.sh: New script.
10594 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10595 (check_DATA): Add two_file_shared.dbg.
10596 (two_file_shared.dbg): New target.
10597 * testsuite/Makefile.in: Rebuild.
10599 2009-03-01 Ian Lance Taylor <iant@google.com>
10601 * configure.ac: Check for byteswap.h.
10602 * configure: Rebuild.
10603 * config.in: Rebuild.
10605 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10607 * layout.cc (Layout::find_or_add_kept_section): New function.
10608 (Layout::add_comdat): Removed.
10609 * layout.h (struct Kept_section): Move out of class Layout.
10610 Remove trailing underscores from field names. Add group_sections
10611 field. Rename group_ field to is_group. Change all uses.
10612 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10613 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10614 comdat_groups_ field.
10615 (Sized_relobj::include_section_group): Use
10616 find_or_add_kept_section and Kept_section::group_sections.
10617 (Sized_relobj::include_linkonce_section): Likewise.
10618 * object.cc (class Sized_relobj): Don't define Comdat_group or
10619 Comdat_group_table. Remove find_comdat_group and
10620 add_comdat_group. Remove comdat_groups_ field.
10621 * plugin.cc (include_comdat_group): Use
10622 Layout::find_or_add_kept_section.
10624 2009-02-28 Ian Lance Taylor <iant@google.com>
10626 * README: --gc-sections and map files are now supported. Document
10627 some build requirements.
10630 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10631 relocatable link set the value of the section symbol to zero.
10632 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10633 relocatable link don't include the section address in the local
10636 2009-02-27 Ian Lance Taylor <iant@google.com>
10639 * options.h (class Search_directory): Add is_system_directory.
10640 (class General_options): Declare is_in_system_directory.
10641 * options.cc (get_relative_sysroot): Make static.
10642 (get_default_sysroot): Make static.
10643 (General_optoins::is_in_system_directory): New function.
10644 * fileread.cc (Input_file::is_in_system_directory): New function.
10645 * fileread.h (class Input_file): Declare is_in_system_directory.
10646 * object.h (class Object): Add is_in_system_directory.
10647 (class Input_objects): Remove system_library_directory_ field.
10648 * object.cc (Input_objects::add_object): Don't set
10649 system_library_directory_.
10650 (input_objects::found_in_system_library_directory): Remove.
10651 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10652 parameter. Change all callers.
10653 (Symbol_table::sized_write_globals): Likewise.
10654 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10655 Call Object::is_in_system_directory.
10656 * symtab.h (class Symbol_table): Update declarations.
10659 * descriptors.h (Open_descriptor): Add is_on_stack field.
10660 * descriptors.cc (Descriptors::open): If the descriptor is on the
10661 top of the stack, remove it. Initialize is_on_stack field.
10662 (Descriptors::release): Only add pod to stack if it is not on the
10664 (Descriptors::close_some_descriptor): Clear stack_next and
10665 is_on_stack fields.
10668 * output.cc (Output_section::find_starting_output_address): Rename
10669 from starting_output_address; add PADDR parameter; change return
10671 * output.h (class Output_section): Declare
10672 find_starting_output_address instead of starting_output_address.
10673 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10674 section symbol for which we can't find a merge section.
10677 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10678 hidden or internal, force the symbol to be local.
10679 * resolve.cc (Symbol::override_visibility): Define.
10680 (Symbol::override_base): Use override_visibility.
10681 (Symbol_table::resolve): Likewise.
10682 (Symbol::override_base_with_special): Likewise.
10683 (Symbol_table::override_with_special): If the visibility is hidden
10684 or internal, force the symbol to be local.
10685 * symtab.h (class Symbol): Add set_visibility and
10686 override_visibility.
10687 * testsuite/ver_test_1.sh: New file.
10688 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10689 (check_DATA): Add ver_test_1.syms.
10690 (ver_test_1.syms): New target.
10691 * testsuite/Makefile.in: Rebuild.
10693 2009-02-25 Cary Coutant <ccoutant@google.com>
10695 * layout.cc (Layout::choose_output_section): Don't rename sections
10696 when using a linker script that has a SECTIONS clause.
10697 * Makefile.in: Regenerate.
10699 * testsuite/Makefile.am (script_test_5.sh): New test case.
10700 * testsuite/Makefile.in: Regenerate.
10701 * testsuite/script_test_5.cc: New file.
10702 * testsuite/script_test_5.sh: New file.
10703 * testsuite/script_test_5.t: New file.
10705 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10707 * archive.cc (Archive::include_member): Update calls to add_symbols.
10708 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10709 the Layout argument.
10710 * dynobj.h (do_add_symbols): Add the Layout argument.
10711 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10713 * object.h (Object::add_symbols): Add the Layout argument.
10714 (Object::do_add_symbols): Add the Layout argument.
10715 (Sized_relobj::do_add_symbols): Add the Layout argument.
10716 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10717 Unify the two versions.
10718 (Add_plugin_symbols): Remove.
10719 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10720 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10721 (Add_plugin_symbols): Remove.
10722 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10723 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10724 (Add_symbols::run): Make it work with Pulginobj.
10726 2009-02-06 Ian Lance Taylor <iant@google.com>
10728 * object.cc (Sized_relobj::do_layout): Make info message start
10729 with lower case letter.
10731 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10733 * binary.cc: Fix file comment.
10735 * options.h (enum Incremental_disposition): Define.
10736 (class General_options): Add new options: --incremental,
10737 --incremental_changed, --incremental_unchanged,
10738 --incremental_unknown. Add incremental_disposition_ and
10739 implicit_incremental_ fields.
10740 (General_options::incremental_disposition): New function.
10741 (class Position_dependent_options): Add incremental_disposition
10743 (Position_dependent_options::copy_from_options): Set incremental
10745 * options.cc (General_options::parse_incremental_changed): New
10747 (General_options::parse_incremental_unchanged): New function.
10748 (General_options::parse_incremental_unknown): New function.
10749 (General_options::General_options): Initialize new fields
10750 incremental_disposition_ and implicit_incremental_.
10751 (General_options::finalize): Check for uasge of --incremental-*
10752 without --incremental.
10754 2009-02-06 Chris Demetriou <cgd@google.com>
10756 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10757 pointer and to report location as the file name associated with
10759 (gold_undefined_symbol_at_location): New function to replace the
10760 old gold_undefined_symbol functionality.
10761 * target-reloc.h (relocate_section): Update to use
10762 gold_undefined_symbol_at_location.
10763 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10764 Call gold_undefined_symbol function rather than gold_error.
10765 * errors.h (Errors::undefined_symbol): Take location as a
10766 string, rather than calculating it from a relocation.
10767 * errors.cc (Errors::fatal): Print "fatal error:" before the
10769 (Errors::error, Errors::error_at_location): Print "error: "
10770 before the formatted message.
10771 (Errors::undefined_symbol): Take location as a string, rather
10772 than calculating it from a relocation.
10773 (gold_undefined_symbol_at_location): New function akin to
10774 old gold_undefined_symbol, calculates location from relocation.
10775 (gold_undefined_symbol): Change to take only a Symbol pointer
10776 and to report location as the file name associated with the symbol.
10777 * testsuite/debug_msg.sh: Update for changed error messages.
10778 * testsuite/undef_symbol.sh: Likewise.
10780 2009-02-04 Duncan Sands <baldrick@free.fr>
10783 * reduced_debug_output.h
10784 (Output_reduced_debug_abbrev_section::failed): Use format for
10786 (Output_reduced_debug_info_section::faild): Likewise.
10788 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10790 * script.cc (Lazy_demangler): New class.
10791 (Version_script_info::get_symbol_version_helper): Demangle a
10794 2009-01-29 Cary Coutant <ccoutant@google.com>
10796 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10798 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10800 2009-01-28 Ian Lance Taylor <iant@google.com>
10802 * version.cc (version_string): Bump to 1.9.
10804 * gold.h: Include <cstring> and <stdint.h>.
10805 * version.cc: Include <cstdio>.
10806 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10808 * reduced_debug_output.cc (insert_into_vector): Rename from
10809 Insert_into_vector; change all callers. Use Swap_unaligned to
10810 avoid aliasing issue; remove union since it is unnecessary.
10812 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10814 * Makefile.am (CCFILES): Add gc.cc.
10815 (HFILES): Add gc.h.
10816 * Makefile.in: Regenerate.
10817 * gold.cc (Gc_runner): New class.
10818 (queue_initial_tasks): Call garbage collection related tasks
10819 when corresponding options are invoked.
10820 (queue_middle_gc_tasks): New function.
10821 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10822 processed early before laying out sections during garbage collection.
10823 * gold.h (queue_middle_gc_tasks): New function.
10824 (is_prefix_of): Move from "layout.cc".
10825 * i386.cc (Target_i386::gc_process_relocs): New function.
10826 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10827 * main.cc (main): Create object of class "Garbage_collection".
10828 * object.cc (Relobj::copy_symbols_data): New function.
10829 (Relobj::is_section_name_included): New function.
10830 (Sized_relobj::do_layout): Allow this function to be called twice
10831 during garbage collection and defer layout of section during the
10833 * object.h (Relobj::get_symbols_data): New function.
10834 (Relobj::is_section_name_included): New function.
10835 (Relobj::copy_symbols_data): New function.
10836 (Relobj::set_symbols_data): New function.
10837 (Relobj::get_relocs_data): New function.
10838 (Relobj::set_relocs_data): New function.
10839 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10840 (Relobj::gc_process_relocs): New function.
10841 (Relobj::do_gc_process_relocs): New pure virtual function.
10842 (Relobj::sd_): New data member.
10843 (Sized_relobj::is_output_section_offset_invalid): New function.
10844 (Sized_relobj::do_gc_process_relocs): New function.
10845 * options.h (General_options::gc_sections): Modify to not be a no-op.
10846 (General_options::print_gc_sections): New option.
10847 * plugin.cc (Plugin_finish::run): Remove function call to
10848 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10849 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10850 * reloc.cc (Read_relocs::run): Add task to process relocs and
10851 determine unreferenced sections when doing garbage collection.
10852 (Gc_process_relocs): New class.
10853 (Sized_relobj::do_gc_process_relocs): New function.
10854 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10855 sections that are garbage collected.
10856 * reloc.h (Gc_process_relocs): New class.
10857 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10858 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10859 symbols whose corresponding sections are garbage collected.
10860 (Symbol_table::Symbol_table): Add new parameter for the garbage
10862 (Symbol_table::gc_mark_undef_symbols): New function.
10863 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10864 (Symbol_table::gc_mark_dyn_syms): New function.
10865 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10867 (Symbol_table::add_from_object): Likewise.
10868 (Symbol_table::add_from_relobj): When building shared objects, do not
10869 treat externally visible symbols as garbage.
10870 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10871 table information for static and relocatable links.
10872 * symtab.h (Symbol_table::set_gc): New function.
10873 (Symbol_table::gc): New function.
10874 (Symbol_table::gc_mark_undef_symbols): New function.
10875 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10876 (Symbol_table::gc_mark_dyn_syms): New function.
10877 (Symbol_table::gc_): New data member.
10878 * target.h (Sized_target::gc_process_relocs): New pure virtual
10880 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10881 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10883 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10885 * options.h (General_options::gc_sections): Define as a no-op for now.
10886 (General_options::no_keep_memory): Ditto.
10887 (General_options::Bshareable): Define.
10888 * options.cc (General_options::finalize): Honor -Bshareable.
10890 2009-01-20 Andreas Schwab <schwab@suse.de>
10892 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10893 read the value in the contents, since we don't use it. Use the
10894 template endianness when writing.
10895 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10897 2009-01-19 Andreas Schwab <schwab@suse.de>
10899 * configure.tgt (powerpc64-*): Fix targ_obj.
10901 2009-01-15 Ian Lance Taylor <iant@google.com>
10903 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10904 local symbols when stripping all symbols.
10906 2009-01-14 Cary Coutant <ccoutant@google.com>
10908 * output.cc (Output_reloc): Add explicit instantiations.
10910 2009-01-14 Cary Coutant <ccoutant@google.com>
10912 * archive.cc (Archive::get_elf_object_for_member): Remove call
10913 to File_read::claim_for_plugin.
10914 * descriptors.cc (Descriptors::open): Remove reference to
10916 (Descriptors::claim_for_plugin): Remove.
10917 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10918 (Descriptors::is_claimed): Remove.
10919 (claim_descriptor_for_plugin): Remove.
10920 * fileread.cc (File_read::claim_for_plugin): Remove.
10921 * fileread.h (File_read::claim_for_plugin): Remove.
10922 (File_read::descriptor): Reopen descriptor if necessary.
10923 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10924 (Plugin_manager::all_symbols_read): Add task parameter. Change
10926 (Plugin_manager::get_input_file): New function.
10927 (Plugin_manager::release_input_file): New function.
10928 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10929 corresponding data member.
10930 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10931 and pass to base constructor. Change all callers.
10932 (get_input_file, release_input_file): New functions.
10933 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10934 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10935 (Plugin_manager::all_symbols_read): Add task parameter.
10936 (Plugin_manager::get_input_file): New function.
10937 (Plugin_manager::release_input_file): New function.
10938 (Plugin_manager::task_): New data member.
10939 (Pluginobj::Pluginobj): Add filesize parameter.
10940 (Pluginobj::filename): New function.
10941 (Pluginobj::descriptor): New function.
10942 (Pluginobj::filesize): New function.
10943 (Pluginobj::filesize_): New data member.
10944 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10945 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10946 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10948 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10949 with archive libraries.
10950 * testsuite/Makefile.in: Regenerate.
10951 * testsuite/plugin_test.c (struct sym_info): New type.
10952 (get_input_file, release_input_file): New static variables.
10953 (onload): Capture new transfer vector entries.
10954 (claim_file_hook): Stop reading at end of file according to filesize.
10955 Factor out parsing of readelf output into separate function.
10956 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10957 APIs and get the source file name from the symbol table. Convert
10958 source file name to corresponding object file name. Print info
10959 message when adding new input files.
10960 (parse_readelf_line): New function.
10961 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10962 * testsuite/plugin_test_2.sh: Likewise.
10963 * testsuite/plugin_test_3.sh: Likewise.
10964 * testsuite/plugin_test_4.sh: New test case.
10966 2009-01-07 Ian Lance Taylor <iant@google.com>
10968 * version.cc (version_string): Bump to 1.8.
10970 2008-12-23 Cary Coutant <ccoutant@google.com>
10972 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10973 * plugin.cc (Plugin_manager::finish): Rename as
10974 layout_deferred_objects. Move cleanup to separate function.
10975 (Plugin_manager::cleanup): New function.
10976 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10978 * plugin.h (Plugin_manager::finish): Rename as
10979 layout_deferred_objects.
10980 (Plugin_manager::cleanup): New function.
10981 (Plugin_manager::cleanup_done): New field.
10983 2008-12-23 Cary Coutant <ccoutant@google.com>
10985 * plugin.cc (is_visible_from_outside): New function.
10986 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10987 so we don't return "IR only" status for exported symbols or -r links.
10989 * testsuite/Makefile.am (plugin_test_3): New test case.
10990 * testsuite/Makefile.in: Regenerate.
10991 * testsuite/plugin_test_3.sh: New file.
10993 2008-12-22 Cary Coutant <ccoutant@google.com>
10995 * object.cc (Sized_relobj::layout_section): New function.
10996 (Sized_relobj::do_layout): Defer layout of input sections until after
10997 plugin has provided replacement files.
10998 (Sized_relobj::do_layout_deferred_sections): New function.
10999 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11000 (Relobj::layout_deferred_sections): New function.
11001 (Relobj::do_layout_deferred_sections): New function.
11002 (Sized_relobj::do_layout_deferred_sections): New function.
11003 (Sized_relobj::layout_section): New function.
11004 (Sized_relobj::Deferred_layout): New structure.
11005 (Sized_relobj::deferred_layout_): New field.
11006 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11007 Change all callers. Layout deferred sections.
11008 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11010 (Plugin_hook::run): Move code from do_plugin_hook inline.
11011 (Plugin_hook::do_plugin_hook): Remove.
11012 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11013 (Plugin_manager::finish): Renamed, was cleanup.
11014 (Plugin_manager::should_defer_layout): New function.
11015 (Plugin_manager::add_deferred_layout_object): New function.
11016 (Plugin_manager::Deferred_layout_list): New type.
11017 (Plugin_manager::deferred_layout_objects_): New field.
11018 (Plugin_hook::do_plugin_hook): Remove.
11020 2008-12-17 Ian Lance Taylor <iant@google.com>
11022 * options.h (class General_options): Add --no case for
11025 2008-12-16 Cary Coutant <ccoutant@google.com>
11027 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11029 (Plugin_manager::claim_file): Create plugin object even if
11030 plugin did not call the add_symbols callback.
11031 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11032 asking for more symbols than were added.
11033 * testsuite/Makefile.am (plugin_test_1): Add test case with
11035 (empty.syms): New target.
11036 * testsuite/Makefile.in: Regenerate.
11037 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11038 message. Don't call add_symbols if no globals.
11039 (all_symbols_read_hook): Don't provide replacement for empty
11042 2008-12-12 Ian Lance Taylor <iant@google.com>
11044 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11045 r_type == 0 for a local symbol with r_sym == 0.
11046 (scan_relocatable_relocs): Pass r_sym to
11047 local_non_section_strategy.
11048 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11051 * configure.ac: Update test for TLS descriptors: they are
11052 supported as of glibc 2.9.
11053 * configure: Rebuild.
11055 2008-12-11 Ian Lance Taylor <iant@google.com>
11058 * target-reloc.h (Default_scan_relocatable_relocs): For each
11059 function, map r_type == 0 to RELOC_DISCARD.
11061 2008-12-10 Cary Coutant <ccoutant@google.com>
11063 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11064 object to override a kept COMDAT group from a plugin object.
11066 2008-12-09 Ian Lance Taylor <iant@google.com>
11069 * yyscript.y (file_cmd): Handle INPUT.
11071 * testsuite/initpri1.c: Change all declarations to be full
11072 prototypes by adding void, to avoid compiler warnings.
11074 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11076 * options.cc (General_options::parse_plugin_opt): New.
11077 (General_options::add_plugin): The argument now is just the filename.
11078 (General_options::add_plugin_option): New.
11079 * options.h (plugin_opt): New.
11080 (add_plugin): Change argument name.
11081 (add_plugin_option): New.
11082 * plugin.cc (Plugin::load): Don't parse the plugin option.
11083 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11084 (Plugin::add_option): New.
11085 (Plugin::args_): Change type.
11086 (Plugin::filename_): New.
11087 (Plugin_manager::add_plugin_option): New.
11088 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11089 * testsuite/Makefile.in: Regenerate.
11091 2008-12-05 Cary Coutant <ccoutant@google.com>
11093 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11094 Handle --strip-lto-sections option.
11095 * options.h (strip_lto_sections): New option.
11097 2008-12-01 Cary Coutant <ccoutant@google.com>
11099 * plugin.cc (ld_plugin_message): Change format parameter to const.
11100 Fix mismatch between new[] and delete.
11102 2008-11-14 Cary Coutant <ccoutant@google.com>
11104 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11107 2008-11-05 Craig Silverstein <csilvers@google.com>
11109 * options.cc (General_options::parse_dynamic_list): New function.
11110 * options.h (General_options): New flags dynamic_list,
11111 dynamic_list_data, dynamic_list_cpp_new, and
11112 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11113 (General_options::in_dynamic_list): New function.
11114 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11115 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11116 (Lex::can_continue_name): Likewise.
11118 (read_script_file): New parameter script_options.
11119 (read_dynamic_list): New function.
11120 (Script_options::define_dynamic_list): New function.
11121 (dynamic_list_keyword_parsecodes): New variable.
11122 (dynamic_list_keywords): New variable.
11123 * script.h (Script_options::define_dynamic_list): New function
11125 (read_dynamic_list): New function prototype.
11126 * symtab.cc (strprefix): New macro.
11127 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11128 dynamic_list_data, dynamic_list_cpp_new, and
11129 dynamic_list_cpp_typeinfo.
11130 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11131 (dynamic_list_expr): New rule.
11132 (dynamic_list_nodes): Likewise.
11133 (dynamic_list_node): Likewise.
11134 * testsuite/Makefile.am (dynamic_list): New test.
11135 * testsuite/Makefile.in: Regenerated.
11136 * testsuite/dynamic_list.t: New file.
11137 * testsuite/dynamic_list.sh: New file.
11139 2008-11-05 Craig Silverstein <csilvers@google.com>
11141 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11142 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11143 (t11_last): Likewise.
11144 * testsuite/ver_test_6.c (main): Likewise.
11146 2008-10-07 Cary Coutant <ccoutant@google.com>
11148 * options.c (General_options::finalize): Add check for -static and
11150 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11153 2008-10-02 Cary Coutant <ccoutant@google.com>
11155 * plugin.cc (make_sized_plugin_object): Fix conditional
11156 compilation to work when not all targets are enabled.
11158 2008-09-29 Cary Coutant <ccoutant@google.com>
11160 * archive.cc (Archive::get_file_and_offset): Use filename instead
11161 of name to get library path.
11162 (Archive::include_member): Unlock external member of a thin archive.
11164 * testsuite/Makefile.am (TEST_AR): New variable.
11165 (thin_archive_test_1): New test.
11166 (thin_archive_test_2): New test.
11167 * testsuite/Makefile.in: Regenerate.
11168 * testsuite/thin_archive_main.cc: New file.
11169 * testsuite/thin_archive_test_1.cc: New file.
11170 * testsuite/thin_archive_test_2.cc: New file.
11171 * testsuite/thin_archive_test_3.cc: New file.
11172 * testsuite/thin_archive_test_4.cc: New file.
11174 2008-09-29 Cary Coutant <ccoutant@google.com>
11176 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11177 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11179 (Sized_relobj::do_finalize_local_symbols): Likewise.
11180 (Sized_relobj::map_to_kept_section): Likewise.
11181 * object.h (Sized_relobj::invalid_address): New constant.
11182 (Sized_relobj::do_output_section_offset): Check for invalid_address
11184 * output.cc (Output_reloc::local_section_offset): Use constant
11185 invalid_address instead of -1U.
11186 (Output_reloc::get_address): Likewise.
11187 (Output_section::output_address): Change -1U to -1ULL.
11188 * output.h (Output_reloc::invalid_address): New constant.
11189 * reloc.cc (Sized_relobj::write_sections): Use constant
11190 invalid_address instead of -1U.
11191 (Sized_relobj::relocate_sections): Likewise.
11192 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11193 values for merge sections.
11194 * target-reloc.h (relocate_for_relocatable): Use constant
11195 invalid_address instead of -1U.
11197 2008-09-19 Cary Coutant <ccoutant@google.com>
11199 Add plugin functionality for link-time optimization (LTO).
11200 * configure.ac (plugins): Add --enable-plugins option.
11201 * configure: Regenerate.
11202 * config.in: Regenerate.
11203 * Makefile.am (LIBDL): New variable.
11204 (CCFILES): Add plugin.cc.
11205 (HFILES): Add plugin.h.
11206 (ldadd_var): Add LIBDL.
11207 * Makefile.in: Regenerate.
11209 * archive.cc: Include "plugin.h".
11210 (Archive::setup): Don't preread archive symbols when using a plugin.
11211 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11212 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11214 (Archive::include_member): Add symbols from plugin objects.
11215 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11216 * descriptors.cc (Descriptors::open): Check for file descriptors
11217 abandoned by plugins.
11218 (Descriptors::claim_for_plugin): New function.
11219 * descriptors.h (Descriptors::claim_for_plugin): New function.
11220 (Open_descriptor::is_claimed): New field.
11221 (claim_descriptor_for_plugin): New function.
11222 * fileread.cc (File_read::claim_for_plugin): New function.
11223 * fileread.h (File_read::claim_for_plugin): New function.
11224 (File_read::descriptor): New function.
11225 * gold.cc: Include "plugin.h".
11226 (queue_initial_tasks): Add task to call plugin hooks for generating
11228 * main.cc: Include "plugin.h".
11229 (main): Load plugin libraries.
11230 * object.h (Pluginobj): Declare.
11231 (Object::pluginobj): New function.
11232 (Object::do_pluginobj): New function.
11233 (Object::set_target): New function.
11234 * options.cc: Include "plugin.h".
11235 (General_options::parse_plugin): New function.
11236 (General_options::General_options): Initialize plugins_ field.
11237 (General_options::add_plugin): New function.
11238 * options.h (Plugin_manager): Declare.
11239 (General_options): Add --plugin option.
11240 (General_options::has_plugins): New function.
11241 (General_options::plugins): New function.
11242 (General_options::add_plugin): New function.
11243 (General_options::plugins_): New field.
11244 * plugin.cc: New file.
11245 * plugin.h: New file.
11246 * readsyms.cc: Include "plugin.h".
11247 (Read_symbols::do_read_symbols): Check for archive before checking
11248 for ELF file. Call plugin hooks to claim files.
11249 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11250 from a real object file; force override when processing replacement
11252 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11253 (Symbol::init_base_object): Likewise.
11254 (Symbol::init_base_output_data): Likewise.
11255 (Symbol::init_base_output_segment): Likewise.
11256 (Symbol::init_base_constant): Likewise.
11257 (Symbol::init_base_undefined): Likewise.
11258 (Symbol::output_section): Assert that object is not a plugin.
11259 (Symbol_table::add_from_pluginobj): New function.
11260 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11262 (Symbol_table::sized_write_globals): Likewise.
11263 (Symbol_table::add_from_pluginobj): Instantiate template.
11264 * symtab.h (Sized_pluginobj): Declare.
11265 (Symbol::in_real_elf): New function.
11266 (Symbol::set_in_real_elf): New function.
11267 (Symbol::in_real_elf_): New field.
11268 (Symbol_table::add_from_pluginobj): New function.
11270 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11271 (LIBDL): New variable.
11272 (LDADD): Add LIBDL.
11273 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11274 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11275 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11276 (MOSTLYCLEANFILES): Likewise.
11277 * testsuite/Makefile.in: Regenerate.
11278 * testsuite/plugin_test.c: New file.
11279 * testsuite/plugin_test_1.sh: New file.
11280 * testsuite/plugin_test_2.sh: New file.
11282 2008-09-16 Ian Lance Taylor <iant@google.com>
11284 * target-reloc.h (relocate_section): Check whether a symbol is
11285 defined by the ABI before reporting an undefined symbol error.
11286 * target.h (Target::is_defined_by_abi): Make parameter const.
11287 (Target::do_is_defined_by_abi): Likewise.
11288 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11289 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11290 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11291 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11292 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11293 * testsuite/Makefile.in: Rebuild.
11295 * fileread.cc (make_view): Add casts to avoid warning.
11297 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11299 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11300 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11302 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11304 * options.h (General_options::output_is_executable): New.
11305 (General_options::output_is_pie): New.
11306 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11307 for shared libraries.
11308 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11310 2008-09-11 Chris Demetriou <cgd@google.com>
11312 * options.h (origin): New -z option.
11313 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11314 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11317 2008-09-05 Cary Coutant <ccoutant@google.com>
11319 * fileread.cc (File_read::make_view): Add check for attempt to map
11320 beyond end of file.
11322 2008-09-05 Cary Coutant <ccoutant@google.com>
11324 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11325 explicit instantiations.
11327 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11330 * options.cc (General_options::finalize): Allow undefined symbols
11331 in shlibs if linking -shared.
11334 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11335 symbols as not needing a dynsym entry.
11337 2008-08-20 Craig Silverstein <csilvers@google.com>
11339 * fileread.cc (File_read::open): Do not lock the file unless it
11340 was successfully opened.
11342 2008-08-14 Cary Coutant <ccoutant@google.com>
11344 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11345 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11346 * testsuite/tls_test.cc (struct int128): 128-bit struct
11347 for testing TLS relocs with non-zero addend.
11348 (v12): New TLS variable.
11350 (t_last): Add check for v12.
11351 * testsuite/tls_test.h (t12): New function.
11352 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11354 2008-08-13 Ian Lance Taylor <iant@google.com>
11356 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11357 set tls_segment_ or relro_segment_.
11358 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11360 * output.h (Output_section::clear_is_relro): New function.
11361 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11362 sections specially even when output_data_ is empty.
11363 (Output_segment::maximum_alignment): When first section is relro,
11364 only force alignment for PT_LOAD segments.
11365 * script.cc (script_data_segment_align): New function.
11366 (script_data_segment_relro_end): New function.
11367 * script-c.h (script_data_segment_align): Declare.
11368 (script_data_segment_relro_end): Declare.
11369 * script-sections.h (class Script_sections): Declare
11370 data_segment_align and data_segment_relro_end. Add fields
11371 segment_align_index_ and saw_relro_end_.
11372 * script-sections.cc (class Sections_element): Add set_is_relro
11373 virtual function. Add new bool* parameter to place_orphan_here.
11374 Add get_output_section virtual function.
11375 (class Output_section_definition): Add set_is_relro. Add new
11376 bool* parameter to place_orphan_here. Add get_output_section.
11377 Add is_relro_ field.
11378 (Output_section_definition::Output_section_definition): Initialize
11379 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11380 and is_relro_ fields.
11381 (Output_section_definition::place_orphan_here): Add is_relro
11383 (Output_section_definition::set_section_addresses): Set relro for
11385 (Output_section_definition::alternate_constraint): Likewise.
11386 (class Orphan_output_section): Add new bool* parameter to
11387 place_orphan_here. Add get_output_section.
11388 (Orphan_output_section::place_orphan_here): Add is_relro
11390 (Script_sections::Script_sections): Initialize
11391 data_segment_align_index_ and saw_relro_end_.
11392 (Script_sections::data_segment_align): New function.
11393 (Script_sections::data_segment_relro_end): New function.
11394 (Script_sections::place_orphan): Set or clear is_relro.
11395 (Script_sections::set_section_addresses): Force alignment of first
11397 * yyscript.y (exp): Call script_data_segment_align and
11398 script_data_segment_relro_end.
11399 * testsuite/relro_script_test.t: New file.
11400 * testsuite/relro_test.cc (using_script): Declare.
11401 (t1, t2): Test using_script.
11402 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11403 (relro_script_test_SOURCES): Define.
11404 (relro_script_test_DEPENDENCIES): Define.
11405 (relro_script_test_LDFLAGS): Define.
11406 (relro_script_test_LDADD): Define.
11407 (relro_script_test.so): New target.
11408 * testsuite/Makefile.in: Rebuild.
11410 2008-08-06 Cary Coutant <ccoutant@google.com>
11412 * archive.cc (Archive::total_archives, Archive::total_members)
11413 (Archive::total_members_loaded): New variables.
11414 (Archive::setup): Add parameter. Add option to preread
11416 (Archive::read_armap): Add counter.
11417 (Archive::get_file_and_offset): New function.
11418 (Archive::get_elf_object_for_member): New function.
11419 (Archive::read_all_symbols): New function.
11420 (Archive::read_symbols): New function.
11421 (Archive::add_symbols): Add counters.
11422 (Archive::include_all_members): Use armap to find members if it's
11424 (Archive::include_member): Skip reading symbols if already read.
11425 Factored code into Archive::get_file_and_offset and
11426 Archive::get_elf_object_for_member. Changed call to
11427 Mapfile::report_include_archive_member.
11428 (Archive::print_stats): New function.
11429 * archive.h: Declare Object and Read_symbols_data classes.
11430 (Archive::Archive): Add initializers for new members.
11431 (Archive::setup): Add parameter.
11432 (Archive::print_stats): New function.
11433 (Archive::total_archives, Archive::total_members)
11434 (Archive::total_members_loaded): New variables.
11435 (Archive::get_file_and_offset): New function.
11436 (Archive::get_elf_object_for_member): New function.
11437 (Archive::read_all_symbols): New function.
11438 (Archive::read_symbols): New function.
11439 (Archive::Archive_member): New class.
11440 (Archive::members_): New member.
11441 (Archive::num_members_): New member.
11442 * main.cc: Include archive.h.
11443 (main): Call Archive::print_stats.
11444 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11445 archive parameter; member_name is now the fully-decorated name.
11446 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11447 * options.h: (General_options): Add --preread-archive-symbols option.
11448 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11451 2008-08-04 Ian Lance Taylor <iant@google.com>
11453 * symtab.h (Symbol::use_plt_offset): New function.
11454 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11455 * powerpc.cc (Relocate::relocate): Likewise.
11456 * sparc.cc (Relocate::relocate): Likewise.
11457 * x86_64.cc (Relocate::relocate): Likewise.
11458 * testsuite/weak_plt.sh: New test.
11459 * testsuite/weak_plt_main.cc: New test.
11460 * testsuite/weak_plt_shared.cc: New test.
11461 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11462 (check_PROGRAMS): Add weak_plt.
11463 (check_DATA): Add weak_plt_shared.so.
11464 (weak_plt_main_pic.o, weak_plt): New targets.
11465 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11466 * testsuite/Makefile.in: Rebuild.
11468 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11470 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11471 * testsuite/Makefile.in: Rebuild.
11473 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11475 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11476 * Makefile.in: Regenerate.
11477 * po/POTFILES.in: Regenerate.
11479 2008-07-29 Ian Lance Taylor <iant@google.com>
11481 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11482 symbols before other symbols.
11483 * testsuite/script_test_2.cc (test_addr): Declare.
11484 (test_addr_alias): Declare.
11485 (main): Check that test_addr and test_addr_alias have the right
11487 * testsuite/script_test_2.t: Define test_addr_alias and
11490 2008-07-24 Ian Lance Taylor <iant@google.com>
11493 * descriptors.cc: New file.
11494 * descriptors.h: New file.
11495 * gold-threads.h (class Hold_optional_lock): New class.
11496 * fileread.cc: Include "descriptors.h".
11497 (File_read::~File_read): Release descriptor rather than closing
11499 (File_read::open) [file]: Call open_descriptor rather than open.
11500 Set is_descriptor_opened_.
11501 (File_read::open) [memory]: Assert that descriptor is not open.
11502 (File_read::reopen_descriptor): New function.
11503 (File_read::release): Release descriptor.
11504 (File_read::do_read): Make non-const. Reopen descriptor.
11505 (File_read::read): Make non-const.
11506 (File_read::make_view): Reopen descriptor.
11507 (File_read::do_readv): Likewise.
11508 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11509 Update declarations.
11510 * layout.cc: Include "descriptors.h".
11511 (Layout::create_build_id): Use open_descriptor rather than open.
11512 * output.cc: Include "descriptors.h".
11513 (Output_file::open): Use open_descriptor rather than open.
11514 * archive.cc (Archive::const_iterator): Change Archive to be
11516 (Archive::begin, Archive::end): Make non-const.
11517 (Archive::count_members): Likewise.
11518 * archive.h (class Archive): Update declarations.
11519 * object.h (Object::read): Make non-const.
11520 * Makefile.am (CCFILES): Add descriptors.cc.
11521 (HFILES): Add descriptors.h.
11522 * Makefile.in: Rebuild.
11525 * gold.h: Always include <clocale>. Add Solaris workarounds
11526 following code in binutils/sysdep.h.
11529 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11530 this->eh_frame_hdr_ is NULL before using it.
11532 * dynobj.cc (Versions::Versions): Update comment.
11534 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11535 the base version name.
11537 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11538 array size plus one.
11539 (Stringpool_template::set_string_offsets): Subtract one from key
11540 before using it as an array index.
11541 (Stringpool_template::get_offset_with_length): Likewise.
11542 (Stringpool_template::write_to_buffer): Likewise.
11543 * stringpool.h (Stringpool_template::get_offset_from_key):
11546 2008-07-23 Ian Lance Taylor <iant@google.com>
11549 * object.h (Merged_symbol_value::value): Do our best to handle a
11553 * script.cc (Version_script_info::get_versions): Don't add empty
11554 version tag to return value.
11555 (Version_script_info::get_symbol_version_helper): Change return
11556 type to bool. Add pversion parameter. Change all callers.
11557 (script_register_vers_node): Don't require a non-NULL tag.
11558 * script.h (class Version_script_info): Update declarations.
11559 (Version_script_info::get_symbol_version): Change return type to
11560 bool. Add version parameter. Change all callers.
11561 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11562 handling. Handle an empty version from a version script.
11563 (Symbol_table::define_special_symbol): Likewise.
11564 * testsuite/ver_test_10.script: New file.
11565 * testsuite/ver_test_10.sh: New file.
11566 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11567 (check_DATA): Add ver_test_10.syms.
11568 (ver_test_10.syms, ver_test_10.so): New target.
11569 * testsuite/Makefile.in: Rebuild.
11571 2008-07-23 Simon Baldwin <simonb@google.com>
11573 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11574 to zero for undefined symbols from dynamic libraries.
11576 2008-07-23 Ian Lance Taylor <iant@google.com>
11578 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11579 Change all callers.
11580 * symtab.h (class Symbol_table): Update declaration.
11581 * testsuite/ver_test_9.cc: New file.
11582 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11583 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11584 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11585 (ver_test_9.so, ver_test_9.o): New targets.
11586 * testsuite/Makefile.in: Rebuild.
11588 2008-07-22 Ian Lance Taylor <iant@google.com>
11590 * options.h (class General_options): Define --check-sections.
11591 * layout.cc (Layout::set_segment_offsets): Handle
11594 * options.h (class General_options): Define -n/--nmagic and
11596 * options.cc (General_options::finalize): For -n/--nmagic or
11597 -N/--omagic, set -static.
11598 * layout.cc (Layout::attach_allocated_section_to_segment): If
11599 -N/--omagic, don't put read-only and read-write sections in
11600 different segments.
11601 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11602 finding a read-only segment.
11603 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11604 don't set the minimum segment alignment to the common page size,
11605 and don't set the file offset to the address modulo the page size.
11606 * script-sections.cc (Script_sections::create_segments): If
11607 -n/--omagic, don't put read-only and read-write sections in
11608 different segments.
11610 * cref.cc: New file.
11611 * cref.h: New file.
11612 * options.h (class General_options): Add --print-symbol-counts.
11613 * main.cc (main): Issue defined symbol report if requested.
11614 * archive.cc (Archive::interpret_header): Make into a const member
11616 (Archive::add_symbols): Call Input_objects::archive_start and
11618 (Archive::const_iterator): Define new class.
11619 (Archive::begin, Archive::end): New functions.
11620 (Archive::include_all_members): Rewrite to use iterator.
11621 (Archive::count_members): New function.
11622 * archive.h (class Archive): Update declarations.
11623 (Archive::filename): New function.
11624 * object.cc: Include "cref.h".
11625 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11626 (Sized_relobj::do_get_global_symbol_counts): New function.
11627 (Input_objects::add_object): Add object to cross-referencer.
11628 (Input_objects::archive_start): New function.
11629 (Input_objects::archive_stop): New function.
11630 (Input_objects::print_symbol_counts): New function.
11631 * object.h: Declare Cref and Archive.
11632 (Object::get_global_symbol_counts): New function.
11633 (Object::do_get_global_symbol_counts): New pure virtual function.
11634 (class Sized_relobj): Add defined_count_ field. Update
11636 (class Input_objects): Add cref_ field. Update constructor.
11637 Update declarations.
11638 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11640 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11642 (Sized_dynobj::do_get_global_symbol_counts): New function.
11643 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11644 defined_count_. Update declarations. Define Symbols typedef.
11645 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11646 parameter. Change all callers.
11647 (Symbol_table::add_from_dynobj): Add sympointers and defined
11648 parameters. Change all callers.
11649 * symtab.h (class Symbol_table): Update declarations.
11650 * Makefile.am (CCFILES): Add cref.cc.
11651 (HFILES): Add cref.h.
11652 * Makefile.in: Rebuild.
11654 2008-07-22 Simon Baldwin <simonb@google.com>
11656 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11657 to zero when writing undefined symbols.
11659 2008-07-22 Ian Lance Taylor <iant@google.com>
11661 * output.cc (Output_section::add_input_section): Don't try to
11662 merge empty merge sections.
11664 2008-07-21 Craig Silverstein <csilvers@google.com>
11666 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11667 Include symbol version in error message.
11669 2008-07-20 Chris Demetriou <cgd@google.com>
11671 * configure.ac (gold_cv_c_random_seed): New configured variable.
11672 (RANDOM_SEED_CFLAGS): New substituted variable.
11673 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11674 * configure: Rebuild.
11675 * Makefile.in: Likewise.
11676 * testsuite/Makefile.in: Likewise.
11678 2008-07-18 Ian Lance Taylor <iant@google.com>
11680 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11681 where we see NAME/NULL and NAME/VERSION as separate symbols.
11682 * testsuite/ver_test_main.cc (main): Call t4.
11683 (t4, t4_2a): Define.
11684 * testsuite/ver_test_2.cc (t4_2): Define.
11685 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11686 * testsuite/ver_test_4.cc (t4_2a): Define.
11687 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11688 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11690 2008-07-17 Ian Lance Taylor <iant@google.com>
11692 * dynobj.cc (Versions::add_def): If we give an error about a
11693 missing version, go ahead and create the version anyhow.
11695 2008-07-10 Ian Lance Taylor <iant@google.com>
11697 Handle output sections with more than 0x7fffffff bytes.
11698 * object.h (class Relobj): Change map_to_output_ to
11699 output_sections_, and just keep a section pointer. Change all
11700 uses. Move comdat group support to Sized_relobj.
11701 (Relobj::is_section_specially_mapped): Remove.
11702 (Relobj::output_section): Remove poff parameter. Change all
11704 (Relobj::output_section_offset): New function.
11705 (Relobj::set_section_offset): Rewrite.
11706 (Relobj::map_to_output): Remove.
11707 (Relobj::output_sections): New function.
11708 (Relobj::do_output_section_offset): New pure virtual function.
11709 (Relobj::do_set_section_offset): Likewise.
11710 (class Sized_relobj): Add section_offsets_ field. Add comdat
11711 group support from Relobj. Update declarations.
11712 (Sized_relobj::get_output_section_offset): New function.
11713 (Sized_relobj::do_output_section_offset): New function.
11714 (Sized_relobj::do_set_section_offset): New function.
11715 * object.cc (Relobj::output_section_address): Remove.
11716 (Sized_relobj::Sized_relobj): Initialize new fields.
11717 (Sized_relobj::include_section_group): Cast find_kept_object to
11719 (Sized_relobj::include_linkonce_section): Likewise.
11720 (Sized_relobj::do_layout): Use separate arrays for output section
11722 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11724 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11725 output_sections and section_offsets.
11726 (Sized_relobj::write_local_symbols): Likewise.
11727 (map_to_kept_section): Compute output address directly.
11728 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11729 output_sections and section_offsets.
11730 (Sized_relobj::write_sections): Likewise.
11731 (Sized_relobj::relocate_sections): Likewise.
11732 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11733 * output.h (class Output_reloc): Update declarations. Change
11734 u2_.relobj to Sized_relobj*.
11735 (class Output_data_reloc): Change add functions to use
11737 * output.cc (Output_reloc::Output_reloc): Change relobj to
11739 (Output_reloc::local_section_offset): Change return type to
11740 Elf_Addr. Use get_output_section_offset.
11741 (Output_reloc::get_address): Likewise.
11742 (Output_section::is_input_address_mapped): Don't call
11743 is_section_specially_mapped.
11744 (Output_section::output_offset): Likewise.
11745 (Output_section::output_address): Likewise.
11746 (Output_section::starting_output_address): Likewise.
11747 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11748 parameter to Sized_relobj*.
11749 (Copy_relocs::need_copy_reloc): Likewise.
11750 (Copy_relocs::save): Likewise.
11751 * copy-relocs.h (class Copy_relocs): Update declarations.
11752 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11753 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11754 * target-reloc.h (relocate_for_relocatable): Change
11755 offset_in_output_section type to Elf_Addr. Change code that uses
11757 * layout.cc (Layout::layout): Always set *off.
11758 * mapfile.cc (Mapfile::print_input_section): Use
11759 output_section_offset.
11760 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11762 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11763 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11764 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11766 2008-07-03 Ian Lance Taylor <iant@google.com>
11768 * layout.cc (Layout::include_section): Do not discard unrecognized
11769 SHT_STRTAB sections.
11771 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11773 * script.cc (Lex::can_continue_name): Make '?' allowable in
11774 version-script names.
11775 * testsuite/version_script.map: Change glob pattern to use '?'
11777 2008-06-30 Manish Singh <yosh@gimp.org>
11780 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11783 2008-06-30 Ian Lance Taylor <iant@google.com>
11787 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11788 versions]: Don't try to read the value in the contents, since we
11789 don't use it. Use the template endianness when writing.
11791 2008-06-25 Cary Coutant <ccoutant@google.com>
11793 * fileread.cc (File_read::make_view): Assert on zero-length view.
11794 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11795 symbol table when there are no symbols to read.
11797 2008-06-23 Craig Silverstein <csilvers@google.com>
11799 * version.cc (version_string): Bump to 1.7
11801 2008-06-18 Craig Silverstein <csilvers@google.com>
11803 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11804 constant 0xFFFF to type Valtype.
11805 (Powerpc_relocate_functions::rel16_ha): Likewise.
11807 2008-06-17 Ian Lance Taylor <iant@google.com>
11809 * output.h (Output_section::Input_section): Initialize p2align_ to
11810 zero for Output_section_data constructors.
11811 (Output_section::Input_section::addralign): If not an input
11812 section, return the alignment of the Output_section_data.
11813 * testsuite/copy_test.cc: New file.
11814 * testsuite/copy_test_1.cc: New file.
11815 * testsuite/copy_test_2.cc: New file.
11816 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11817 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11818 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11819 (copy_test_1_pic.o, copy_test_1.so): New targets.
11820 (copy_test_2_pic.o, copy_test_2.so): New targets.
11821 * testsuite/Makefile.in: Rebuild.
11823 * script-sections.cc (Script_sections::place_orphan): Initialize
11824 local variable exact.
11826 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11828 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11830 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11831 David S. Miller <davem@davemloft.net>
11833 * powerpc.cc: New file.
11834 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11835 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11836 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11837 * Makefile.in: Rebuild.
11839 2008-06-09 Ian Lance Taylor <iant@google.com>
11841 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11843 (throwing, orig_terminate): New static variables.
11844 (terminate_handler): New static function.
11845 (t2): Set terminate handler.
11847 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11850 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11853 2008-05-30 Cary Coutant <ccoutant@google.com>
11855 * archive.cc (Archive::include_all_members) Correct to step
11856 over symbol table and extended name table in thin archives.
11858 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11861 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11864 2008-05-28 Caleb Howe <cshowe@google.com>
11866 * reduced_debug_output.cc: New file.
11867 * reduced_debug_output.h: New file.
11868 * options.h (class General_options): Add --strip-debug-non-line.
11869 * options.cc (General_options::finalize): Add strip_debug_non_line
11870 to the strip heirarchy.
11871 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11873 * layout.cc: Include "reduced_debug_output.h".
11874 (Layout::Layout): Initialize new fields.
11875 (line_only_debug_sections): New static array.
11876 (is_lines_only_debug_sections): New static inline function.
11877 (Layout::include_section): Handle --strip-debug-non-line.
11878 (Layout::make_output_section): If --strip-debug-non-line, build
11879 new output sections for .debug_abbrev and .debug_info.
11880 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11881 gold. Warn about possible overflow.
11882 (read_signed_LEB_128): Likewise.
11883 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11884 (read_signed_LEB_128): Declare.
11885 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11886 (HFILES): Add reduced_debug_output.h.
11887 * Makefile.in: Rebuild.
11889 2008-05-21 Ian Lance Taylor <iant@google.com>
11891 * mapfile.cc: New file.
11892 * mapfile.h: New file.
11893 * options.h (class General_options): Add -M/--print-map and -Map.
11894 * options.cc (General_options::finalize): Make -M equivalent to
11896 * main.cc: Include <cstdio> and "mapfile.h".
11897 (main): Open mapfile if requested.
11898 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11899 constructor. Change caller.
11900 (queue_initial_tasks): Add mapfile parameter. Change caller.
11901 (queue_middle_tasks): Likewise.
11902 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11904 * archive.cc: Include "mapfile.h".
11905 (Archive::add_symbols): Add mapfile parameter. Change all
11906 callers. Pass mapfile, symbol, and reason to include_member.
11907 (Archive::include_all_members): Add mapfile parameter. Change all
11909 (Archive::include_member): Add mapfile, sym, and why parameters.
11910 Change all callers. Report inclusion to map file.
11911 * archive.h: Include "fileread.h".
11912 (class Archive): Update declarations.
11913 (Archive::file): New const method.
11914 (class Add_archive_symbols): Add mapfile_ field. Update
11915 constructor. Change all callers.
11916 * readsyms.h (class Read_symbols): Likewise.
11917 (class Finish_group): Likewise.
11918 (class Read_script): Likewise.
11919 * common.cc: Include "mapfile.h".
11920 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11922 (Symbol_table::do_allocate_commons): Likewise.
11923 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11924 symbol allocation to mapfile.
11925 * common.h (class Allocate_commons_task): Add mapfile_ field.
11926 Update constructor. Change all callers.
11927 * symtab.h (class Symbol_table): Update declarations.
11928 * layout.cc: Include "mapfile.h".
11929 (Layout_task_runner::run): Print information to mapfile.
11930 (Layout::create_gold_note): Change Output_data_fixed_space to
11931 Output_data_zero_fill.
11932 (Layout::create_build_id): Likewise.
11933 (Layout::print_to_mapfile): New function.
11934 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11935 constructor. Change caller.
11936 (class Layout): Declare print_to_mapfile.
11937 * output.cc (Output_section::Input_section::print_to_mapfile): New
11939 (Output_section::add_input_section): If producing a map, always
11940 add to input_sections_ list.
11941 (Output_section::do_print_to_mapfile): New function.
11942 (Output_segment::print_sections_to_mapfile): New function.
11943 (Output_segment::print_section_list_to_mapfile): New function.
11944 * output.h: Include "mapfile.h".
11945 (Output_data::print_to_mapfile): New function.
11946 (Output_data::do_print_to_mapfile): New virtual function.
11947 (Output_segment_headers::do_print_to_mapfile): New function.
11948 (Output_file_header::do_print_to_mapfile): New function.
11949 (Output_data_const::do_print_to_mapfile): New function.
11950 (class Output_data_const_buffer): Add map_name_ field. Update
11951 constructor. Change all callers. Add do_print_to_mapfile
11953 (class Output_data_fixed_space): Likewise.
11954 (class Output_data_space): Likewise.
11955 (class Output_data_zero_fill): New class.
11956 (Output_data_strtab::do_print_to_mapfile): New function.
11957 (Output_data_reloc_base::do_print_to_mapfile): New function.
11958 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11959 (Output_data_group::do_print_to_mapfile): New function.
11960 (Output_data_got::do_print_to_mapfile): New function.
11961 (Output_data_dynamic::do_print_to_mapfile): New function.
11962 (Output_symtab_xindex::do_print_to_mapfile): New function.
11963 (class Output_section): Declare do_print_to_mapflie. Declare
11964 print_to_mapfile in Input_section.
11965 (class Output_segment): Declare new functions.
11966 * object.h (Sized_relobj::symbol_count): New function.
11967 * script-sections.cc
11968 (Output_section_element_dot_assignment::set_section_addresses):
11969 Change Output_data_fixed_space to Output_data_zero_fill.
11970 (Output_data_expression::do_print_to_mapfile): New function.
11971 * script.cc (read_input_script): Add mapfile parameter. Change
11973 * script.h (read_input_script): Update declaration.
11974 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11975 (Eh_frame::do_print_to_mapfile): New function.
11976 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11977 (Output_merge_string::do_print_to_mapfile): New function.
11978 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11980 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11982 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11984 * Makefile.am (CCFILES): Add mapfile.cc.
11985 (HFILES): Add mapfile.h.
11986 * Makefile.in: Rebuild.
11988 2008-05-19 Ian Lance Taylor <iant@google.com>
11990 * options.h (class General_options): Add -z relro.
11991 * layout.cc (Layout::Layout): Initialize relro_segment_.
11992 (Layout::add_output_section_data): Return the output section.
11993 (Layout::make_output_section): Rcognize relro sections and mark
11994 them appropriately.
11995 (Layout::attach_allocated_section_to_segment): Put relro sections
11996 in a PT_GNU_RELRO segment.
11997 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11999 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12001 (Layout::linkonce_mapping): Map d.rel.ro.local to
12002 .data.rel.ro.local.
12003 (Layout::output_section_name): Us .data.rel.ro.local for any
12004 section which begins with that.
12005 * layout.h (class Layout): Update add_output_section_data
12006 declaration. Add relro_segment_ field.
12007 * output.cc (Output_section::Output_section): Initialize is_relro_
12008 and is_relro_local_ fields.
12009 (Output_segment::add_output_section): Group relro sections.
12010 (Output_segment::is_first_section_relro): New function.
12011 (Output_segment::maximum_alignment): If there is a relro section,
12012 align the segment to the common page size.
12013 (Output_segment::set_section_addresses): Track whether we are
12014 looking at relro sections. If the last section is a relro
12015 section, align to the common page size.
12016 (Output_segment::set_section_list_addresses): Add in_relro
12017 parameter. Change all callers. Align to the page size when
12018 moving from relro to non-relro section.
12019 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12021 * output.h (class Output_section): Add is_relro_ and
12022 is_relro_local_ fields.
12023 (Output_section::is_relro): New function.
12024 (Output_section::set_is_relro): New function.
12025 (Output_section::is_relro_local): New function.
12026 (Output_section::set_is_relro_local): New function.
12027 (class Output_segment): Update declarations.
12028 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12029 * sparc.cc (Target_sparc::got_section): Likewise.
12030 * x86_64.cc (Target_x86_64::got_section): Likewise.
12031 * testsuite/relro_test_main.cc: New file.
12032 * testsuite/relro_test.cc: New file.
12033 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12034 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12035 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12036 (relro_test.so, relro_test_pic.o): New targets.
12037 * testsuite/Makefile.in: Rebuild.
12039 2008-05-16 Ian Lance Taylor <iant@google.com>
12041 * output.cc (Output_segment::add_output_section): Remove front
12043 * output.h (class Output_segment): Remove
12044 add_initial_output_section and overloaded add_output_section.
12045 Update declaration of remaining add_output_section.
12046 * layout.cc (Layout::create_interp): Call add_output_section
12047 rather than add_initial_output_section.
12048 (Layout::finish_dynamic_section): Likewise.
12050 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12051 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12052 know the dynamic type.
12053 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12054 field. Initialize it in constructor.
12055 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12056 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12057 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12060 * output.cc (Output_reloc::get_address): Change return type to
12062 * output.h (class Output_reloc): Update get_address declaration.
12063 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12064 for section addresses.
12066 2008-05-09 Ian Lance Taylor <iant@google.com>
12069 * gold.cc (gold_nomem): Use return value of write.
12071 2008-05-08 Ian Lance Taylor <iant@google.com>
12073 * symtab.c (Symbol::init_base_output_data): Add version
12074 parameter. Change all callers.
12075 (Symbol::init_base_output_segment): Likewise.
12076 (Symbol::init_base_constant): Likewise.
12077 (Symbol::init_base_undefined): Likewise.
12078 (Sized_symbol::init_output_data): Likewise.
12079 (Sized_symbol::init_output_segment): Likewise.
12080 (Sized_symbol::init_constant): Likewise.
12081 (Sized_symbol::init_undefined): Likewise.
12082 (Symbol_table::do_define_in_output_data): If the new symbol has a
12083 version, mark it as the default.
12084 (Symbol_table::do_define_in_output_segment): Likewise.
12085 (Symbol_table::do_define_as_constant): Likewise.
12086 * symtab.h (class Symbol): Update declarations.
12087 (class Sized_symbol): Likewise.
12088 * resolve.cc (Symbol::override_version): New function.
12089 (Symbol::override_base): Call override_version.
12090 (Symbol::override_base_with_special): Likewise.
12091 * testsuite/ver_script_8.script: New file.
12092 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12093 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12094 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12095 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12097 2008-05-06 Ian Lance Taylor <iant@google.com>
12100 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12102 (class General_options): Remove existing --undefined, and add
12103 --no-undefined instead. Add new --undefined as synonym for -u.
12104 * archive.cc (Archive::add_symbols): Check whether symbol was
12106 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12107 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12108 all uses. Add IS_UNDEFINED. Update declarations to split
12109 different versions of init_base. Declare init_base_undefined.
12110 (Symbol::is_defined): Handle IS_UNDEFINED.
12111 (Symbol::is_undefined): Likewise.
12112 (Symbol::is_weak_undefined): Call is_undefined.
12113 (Symbol::is_absolute): Handle IS_CONSTANT.
12114 (class Sized_symbol): Update declarations to split different
12115 versions of init. Declare init_undefined.
12116 (class Symbol_table): Declare new functions.
12117 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12118 Change all callers.
12119 (Symbol::init_base_output_data): Likewise.
12120 (Symbol::init_base_output_segment): Likewise.
12121 (Symbol::init_base_constant): Likewise.
12122 (Symbol::init_base_undefined): New function.
12123 (Sized_symbol::init_object): Rename from init. Change all
12125 (Sized_symbol::init_output_data): Likewise.
12126 (Sized_symbol::init_output_segment): Likewise.
12127 (Sized_symbol::init_constant): Likewise.
12128 (Sized_symbol::init_undefined): New function.
12129 (Symbol_table::add_undefined_symbols_from_command_line): New
12131 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12133 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12134 (Symbol::output_section): Likewise.
12135 (Symbol::set_output_section): Likewise.
12136 (Symbol_table::sized_finalize_symbol): Likewise.
12137 (Symbol_table::sized_write_globals): Likewise.
12138 * resolve.cc (Symbol_table::should_override): Likewise.
12139 (Symbol::override_base_with_special): Likewise.
12141 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12142 symbol, change it to have default visibility.
12143 * testsuite/protected_1.cc: New file.
12144 * testsuite/protected_2.cc: New file.
12145 * testsuite/protected_3.cc: New file.
12146 * testsuite/protected_main_1.cc: New file.
12147 * testsuite/protected_main_2.cc: New file.
12148 * testsuite/protected_main_3.cc: New file.
12149 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12150 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12151 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12152 (protected_1.so): New target.
12153 (protected_1_pic.o, protected_2_pic.o): New targets.
12154 (protected_3_pic.o): New target.
12155 (check_PROGRAMS): Add protected_2.
12156 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12157 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12158 * testsuite/Makefile.in: Rebuild.
12160 * options.h (DEFINE_var): Add set_user_set_##varname__.
12161 (DEFINE_bool_alias): New macro.
12162 (class General_options): Define -Bstatic using DEFINE_bool_alias
12163 rather than DEFINE_special. Add --undefined as an alias for -z
12165 * options.cc (General_options::parse_Bstatic): Remove.
12167 * options.h (class General_options): Add --fatal-warnings.
12168 * main.cc (main): Implement --fatal-warnings.
12169 * errors.h (Errors::warning_count): New function.
12171 * options.h (class General_options): Add -Bsymbolic-functions.
12172 * symtab.h (Symbol::is_preemptible): Check for
12173 -Bsymbolic-functions.
12175 2008-05-05 Ian Lance Taylor <iant@google.com>
12177 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12178 as noVARNAME rather than no-VARNAME.
12179 (class General_options): Add option -z combreloc.
12180 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12182 (Output_reloc::sort_before) [SHT_REL]: New function.
12183 (Output_reloc::sort_before) [SHT_RELA]: New function.
12184 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12185 Sort_relocs_comparison.
12186 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12187 parameter. Change all callers.
12188 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12189 sort_relocs parameter. Change all callers.
12190 * output.cc (Output_reloc::get_address): New function, broken out
12192 (Output_reloc::write_rel): Call it.
12193 (Output_reloc::compare): New function.
12194 (Output_data_reloc_base::do_write): Optionally sort relocs.
12196 * configure.ac: If targ_extra_obj is set, link it in.
12197 * configure.tgt: Initialize all variables.
12198 (x86_64*): Set targ_extra_obj and targ_extra_size.
12199 * configure: Rebuild.
12201 * object.cc (Sized_relobj::include_section_group): Adjust section
12202 indexes read from group data. Build vector to pass to
12204 * layout.cc (Layout::layout_group): Add flags and shndxes
12205 parameters. Remove contents parameter. Change caller. Update
12206 explicit instantiations.
12207 * layout.h (class Layout): Update layout_group declaration.
12208 * output.cc (Output_data_group::Output_data_group): Add flags and
12209 input_shndxes parameters. Remove contents parameter. Change
12211 (Output_data_group::do_write): Change input_sections_ to
12213 * output.h (class Output_data_group): Update constructor
12214 declaration. Rename input_sections_ to input_shndxes_.
12215 * testsuite/many_sections_test.cc: Add template.
12217 2008-04-30 Cary Coutant <ccoutant@google.com>
12219 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12221 * layout.cc (Layout::include_section): Refactored check for debug
12223 (Layout::add_comdat): Add new parameters. Change type
12224 of signature parameter. Add object and shndx to signatures table.
12225 (Layout::find_kept_object): New function.
12226 * layout.h: Include <cstring>.
12227 (Layout::is_debug_info_section): New function.
12228 (Layout::add_comdat): Add new parameters.
12229 (Layout::find_kept_object): New function.
12230 (Layout::Kept_section): New struct.
12231 (Layout::Signatures): Change type of map range.
12232 * object.cc (Relobj::output_section_address): New function.
12233 (Sized_relobj::include_section_group): Add new parameters. Change
12234 calls to Layout::add_comdat. Change to build table of kept comdat
12235 groups and table mapping discarded sections to kept sections.
12236 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12237 (Sized_relobj::do_layout): Change calls to include_section_group and
12238 include_linkonce_section.
12239 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12240 value to zero when section is discarded.
12241 (Sized_relobj::map_to_kept_section): New function.
12242 * object.h (Relobj::output_section_address): New function.
12243 (Relobj::Comdat_group): New type.
12244 (Relobj::find_comdat_group): New function.
12245 (Relobj::Comdat_group_table): New type.
12246 (Relobj::Kept_comdat_section): New type.
12247 (Relobj::Kept_comdat_section_table): New type.
12248 (Relobj::add_comdat_group): New function.
12249 (Relobj::set_kept_comdat_section): New function.
12250 (Relobj::get_kept_comdat_section): New function.
12251 (Relobj::comdat_groups_): New field.
12252 (Relobj::kept_comdat_sections_): New field.
12253 (Symbol_value::input_value): Update comment.
12254 (Sized_relobj::map_to_kept_section) New function.
12255 (Sized_relobj::include_linkonce_section): Add new parameter.
12256 * target-reloc.h (Comdat_behavior): New type.
12257 (get_comdat_behavior): New function.
12258 (relocate_section): Add code to map a discarded section to the
12259 corresponding kept section when applying a relocation.
12261 2008-04-30 Craig Silverstein <csilvers@google.com>
12263 * dwarf_reader.cc (next_generation_count): New static var.
12264 (Addr2line_cache_entry): New struct.
12265 (addr2line_cache): New static var.
12266 (Dwarf_line_info::one_addr2line): Added caching.
12267 (Dwarf_line_info::clear_addr2line_cache): New function.
12268 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12269 cache-size parameter.
12270 (Dwarf_line_info::one_addr2line_cache): New function.
12271 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12272 new cache-size argument to one_addr2line(), and clear cache.
12274 2008-04-28 Cary Coutant <ccoutant@google.com>
12276 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12277 R_386_PC8 relocations.
12279 2008-04-23 Ian Lance Taylor <iant@google.com>
12281 * object.cc (Sized_relobj::include_section_group): Check for
12282 invalid section group.
12284 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12287 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12288 than read for file header.
12289 * archive.cc (Archive::include_member): Likewise.
12291 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12293 * aclocal.m4: Regenerate.
12294 * configure: Regenerate.
12296 2008-04-19 Ian Lance Taylor <iant@google.com>
12298 * version.cc (version_string): Bump to 1.6.
12300 * testsuite/Makefile.am (many_sections_r_test): New target.
12301 (many_sections_r_test_SOURCES): Remove.
12302 (many_sections_r_test_DEPENDENCIES): Remove.
12303 (many_sections_r_test_LDFLAGS): Remove.
12304 (many_sections_r_test_LDADD): Remove.
12306 * object.cc (Sized_relobj::do_add_symbols): Always pass
12307 local_symbol_count_ to add_from_relobj.
12309 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12310 every thousand variables.
12311 * testsuite/Makefile.in: Rebuild.
12313 * object.cc (Xindex::initialize_symtab_xindex): New function.
12314 (Xindex::read_symtab_xindex): New function.
12315 (Xindex::sym_xindex_to_shndx): New function.
12316 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12318 (Sized_relobj::do_initialize_xindex): New function.
12319 (Sized_relobj::do_read_symbols): Adjust section links.
12320 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12321 parameter. Change all callers.
12322 (Sized_relobj::include_section_group): Adjust section links and
12323 symbol section indexes.
12324 (Sized_relobj::do_layout): Adjust section links.
12325 (Sized_relobj::do_count_local_symbols): Adjust section links and
12326 symbol section indexes.
12327 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12328 ordinary and special symbols.
12329 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12330 dynsym_xindex parameters. Change all callers. Adjust section
12331 links. Use SHN_XINDEX when needed.
12332 (Sized_relobj::get_symbol_location_info): Adjust section links.
12333 Don't get fooled by special symbols.
12334 * object.h (class Xindex): Define.
12335 (class Object): Add xindex_ parameter. Declare virtual functoin
12336 do_initialize_xindex.
12337 (Object::adjust_sym_shndx): New function.
12338 (Object::set_xindex): New protected function.
12339 (class Symbol_value): Add is_ordinary_shndx_ field.
12340 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12341 (Symbol_value::value): Assert ordinary section.
12342 (Symbol_value::initialize_input_to_output_map): Likewise.
12343 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12344 Change all callers.
12345 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12347 (class Sized_relobj): Update declarations.
12348 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12349 parameter. Change all callers.
12350 (Sized_relobj::adjust_shndx): New function.
12351 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12353 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12354 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12355 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12356 (Sized_dynobj::read_dynsym_section): Adjust section links.
12357 (Sized_dynobj::read_dynamic): Likewise.
12358 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12360 (Sized_dynobj::do_initialize_xindex): New function.
12361 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12362 do_initialize_xindex.
12363 (Sized_dynobj::adjust_shndx): New function.
12364 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12365 dynsym_xindex_ fields.
12366 (Layout::finalize): Add a call to set_section_indexes before
12367 creating the symtab sections.
12368 (Layout::set_section_indexes): Don't do anything if the section
12369 already has a section index.
12370 (Layout::create_symtab_sections): Add shnum parameter. Change
12371 caller. Create .symtab_shndx section if needed.
12372 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12374 (Layout::allocated_output_section_count): New function.
12375 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12377 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12378 fields. Update declarations.
12379 (Layout::symtab_xindex): New function.
12380 (Layout::dynsym_xindex): New function.
12381 (class Write_symbols_task): Add layout_ field.
12382 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12384 * output.cc (Output_section_headers::Output_section_headers): Add
12385 shstrtab_section parameter. Change all callers.
12386 (Output_section_headers::do_sized_write): Store overflow values
12387 for section count and section string table section index in
12388 section header zero.
12389 (Output_file_header::do_sized_write): Check for overflow of
12390 section count and section string table section index.
12391 (Output_symtab_xindex::do_write): New function.
12392 (Output_symtab_xindex::endian_do_write): New function.
12393 * output.h (class Output_section_headers): Add shstrtab_section_.
12394 Update declarations.
12395 (class Output_symtab_xindex): Define.
12396 (Output_section::has_out_shndx): New function.
12397 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12399 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12400 Change all callers.
12401 (Sized_symbol::init): Likewise.
12402 (Symbol::output_section): Check for ordinary symbol.
12403 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12404 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12406 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12407 Change all callers. Simplify handling of symbols from sections
12408 not included in the link.
12409 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12411 (Weak_alias_sorter::operator()): Assert that symbols are
12413 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12415 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12416 parameters. Change all callers.
12417 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12418 symbol distinction. Use SHN_XINDEX when needed.
12419 (Symbol_table::write_section_symbol): Add symtab_xindex
12420 parameter. Change all callers.
12421 (Symbol_table::sized_write_section_symbol): Likewise. Use
12422 SHN_XINDEX when needed.
12423 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12425 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12426 (Symbol::is_defined): Check is_ordinary.
12427 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12428 (Symbol::is_absolute, Symbol::is_common): Likewise.
12429 (class Sized_symbol): Update declarations.
12430 (class Symbol_table): Update declarations.
12431 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12432 parameters. Change all callers.
12433 (Sized_symbol::override): Likewise.
12434 (Symbol_table::override): Likewise.
12435 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12436 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12437 is_ordinary, and orig_st_shndx parameters. Change all callers.
12438 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12439 to be in an ordinary section.
12440 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12441 object and is_ordinary parameters. Change all callers.
12442 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12443 Change all callers. Don't add undefined or non-ordinary symbols
12445 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12446 Change all callers.
12447 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12449 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12450 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12451 (Sized_relobj::relocate_sections): Likewise.
12452 * target-reloc.h (scan_relocs): Adjust section symbol index.
12453 (scan_relocatable_relocs): Likewise.
12454 * i386.cc (Scan::local): Check for ordinary symbols.
12455 * sparc.cc (Scan::local): Likewise.
12456 * x86_64.cc (Scan::local): Likewise.
12457 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12458 to symbol_section_and_value.
12459 * testsuite/many_sections_test.cc: New file.
12460 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12461 (check_PROGRAMS): Add many_sections_test.
12462 (many_sections_test_SOURCES): Define.
12463 (many_sections_test_DEPENDENCIES): Define.
12464 (many_sections_test_LDFLAGS): Define.
12465 (BUILT_SOURCES): Add many_sections_define.h.
12466 (many_sections_define.h): New target.
12467 (BUILT_SOURCES): Add many_sections_check.h.
12468 (many_sections_check.h): New target.
12469 (check_PROGRAMS): Add many_sections_r_test.
12470 (many_sections_r_test_SOURCES): Define.
12471 (many_sections_r_test_DEPENDENCIES): Define.
12472 (many_sections_r_test_LDFLAGS): Define.
12473 (many_sections_r_test_LDADD): Define.
12474 (many_sections_r_test.o): New target.
12475 * testsuite/Makefile.in: Rebuild.
12477 2008-04-17 Cary Coutant <ccoutant@google.com>
12479 * errors.cc (Errors::info): New function.
12480 (gold_info): New function.
12481 * errors.h (Errors::info): New function.
12482 * gold.h (gold_info): New function.
12483 * object.cc (Input_objects::add_object): Print trace output.
12484 * options.cc (options::parse_set): New function.
12485 (General_options::parse_wrap): Deleted.
12486 (General_options::General_options): Deleted initializer.
12487 * options.h (options::String_set): New typedef.
12488 (options::parse_set): New function.
12489 (DEFINE_set): New macro.
12490 (General_options::wrap): Changed to use DEFINE_set. Changed
12491 callers of any_wrap_symbols and is_wrap_symbol.
12492 (General_options::trace, General_options::trace_symbol):
12494 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12495 (General_options::wrap_symbols_): Deleted.
12496 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12498 2008-04-17 David S. Miller <davem@davemloft.net>
12500 * options.cc (General_options::parse_V): New function.
12501 * options.h: Add entries for -V and -Qy.
12503 2008-04-17 Ian Lance Taylor <iant@google.com>
12505 * common.cc (Symbol_table::allocate_commons): Remove options
12506 parameter. Change caller.
12507 (Symbol_table::do_allocate_commons): Remove options parameter.
12508 Change caller. Just call do_allocate_commons_list twice.
12509 (Symbol_table::do_allocate_commons_list): New function, broken out
12510 of do_allocate_commons.
12511 * common.h (class Allocate_commons_task): Remove options_ field.
12512 Update constructor.
12513 * symtab.cc (Symbol_table::Symbol_table): Initialize
12515 (Symbol_table::add_from_object): Put TLS common symbols on
12517 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12518 which are IN_OUTPUT_DATA.
12519 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12520 allocate_commons and do_allocate_commons declarations. Declare
12521 do_allocate_commons_list.
12522 * gold.cc (queue_middle_tasks): Update creation of
12523 Allocate_commons_task to not pass options.
12524 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12525 (TLS_TEST_C_FLAGS): New variable.
12526 (tls_test_c_pic.o): New target.
12527 (tls_test_shared.so): Link in tls_test_c_pic.o.
12528 (tls_test_c_pic_ie.o): New target.
12529 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12530 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12531 (tls_test_c.o): New target.
12532 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12533 (tls_pic_test_LDADD): Likewise.
12534 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12535 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12536 (tls_test_c_gnu2.o): New target.
12537 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12539 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12540 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12541 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12542 * testsuite/tls_test.cc: Include "config.h".
12543 (t_last): Call t11_last.
12544 * testsuite/tls_test.h (t11, t11_last): Declare.
12545 * testsuite/tls_test_c.c: New file.
12546 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12547 * configure.ac: Check for OpenMP support.
12548 * configure, config.in, Makefile.in: Rebuild.
12549 * testsuite/Makefile.in: Rebuild.
12551 2008-04-16 Cary Coutant <ccoutant@google.com>
12553 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12554 (Target_i386::tls_base_symbol_defined_): New field.
12555 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12556 (Target_i386::Scan::global): Likewise.
12557 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12558 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12559 (Target_x86_64::tls_base_symbol_defined_): New field.
12560 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12561 (Target_x86_64::Scan::global): Likewise.
12563 2008-04-16 Cary Coutant <ccoutant@google.com>
12565 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12566 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12567 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12568 building shared libraries.
12569 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12570 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12571 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12572 * testsuite/Makefile.in: Rebuild.
12573 * testsuite/weak_undef.h: New file.
12574 * testsuite/weak_undef_file1.cc: Add extra test cases.
12575 * testsuite/weak_undef_file2.cc: Likewise.
12576 * testsuite/weak_undef_test.cc: Likewise.
12578 2008-04-16 David S. Miller <davem@davemloft.net>
12580 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12581 Add issued_non_pic_error_ field. Declare check_non_pic.
12582 (Target_sparc::Scan::check_non_pic): New function.
12583 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12584 (Target_sparc::Scan::global): Likewise.
12586 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12587 * configure: Rebuild.
12589 * options.h (DEFINE_enable): New macro.
12590 (new_dtags): New enable option.
12591 (initfirst, interpose, loadfltr, nodefaultlib,
12592 nodelete, nodlopen, nodump): New -z options.
12593 * layout.cc (Layout:finish_dynamic_section): If new
12594 dtags enabled, emit DT_RUNPATH. Also, emit a
12595 DT_FLAGS_1 containing any specified -z flags.
12597 2008-04-16 Ian Lance Taylor <iant@google.com>
12599 * copy-relocs.cc: New file.
12600 * copy-relocs.h: New file.
12601 * reloc.cc: Remove Copy_relocs code.
12602 * reloc.h: Likewise.
12603 * reloc-types.h (struct Reloc_types) [both versions]: Add
12604 get_reloc_addend_noerror.
12605 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12606 variants of add_global which take an addend which must be zero.
12607 * i386.cc: Include "copy-relocs.h".
12608 (class Target_i386): Change type of copy_relocs_ to variable,
12609 update initializer.
12610 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12611 Change all callers.
12612 (Target_i386::do_finalize_sections): Change handling of
12614 * sparc.cc: Include "copy-relocs.h".
12615 (class Target_sparc): Change type of copy_relocs_ to variable,
12616 update initializer.
12617 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12618 Change all callers.
12619 (Target_sparc::do_finalize_sections): Change handling of
12621 * x86_64.cc: Include "copy-relocs.h".
12622 (class Target_x86_64): Change type of copy_relocs_ to variable,
12623 update initializer.
12624 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12625 class. Change all callers.
12626 (Target_x86_64::do_finalize_sections): Change handling of
12628 * Makefile.am (CCFILES): Add copy-relocs.cc.
12629 (HFILES): Add copy-relocs.h.
12631 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12633 * testsuite/script_test_4.sh: Permit leading zeroes.
12635 2008-04-15 Ian Lance Taylor <iant@google.com>
12637 * script-sections.cc (Script_sections::create_segments): Use
12638 header_size_adjustment even when there is enough room for the
12640 * testsuite/script_test_4.sh: New file.
12641 * testsuite/script_test_4.t: New file.
12642 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12643 (check_DATA): Add script_test_4.stdout.
12644 (MOSTLYCLEANFILES): Likewise.
12645 (script_test_4): New target.
12646 (script_test_4.stdout): New target.
12647 * testsuite/Makefile.in: Rebuild.
12649 * sparc.cc: Add definitions for Output_data_plt_sparc class
12652 2008-04-14 David S. Miller <davem@davemloft.net>
12654 * sparc.cc: New file.
12655 * Makefile.am (TARGETSOURCES): Add sparc.cc
12656 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12657 * configure.tgt: Document targ_extra_size and
12658 targ_extra_big_endian. Add entries for sparc-* and
12660 * configure.ac: Handle targ_extra_size and
12661 targ_extra_big_endian.
12662 * Makefile.in: Rebuild.
12663 * configure: Likewise.
12664 * po/POTFILES.in: Likewise.
12665 * po/gold.pot: Likewise.
12667 2008-04-14 Ian Lance Taylor <iant@google.com>
12669 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12670 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12671 in the name/type/flags to section mapping. Don't call
12672 allocate_output_section.
12673 (Layout::choose_output_section): Change parameter from adjust_name
12674 to is_input_section. Don't permit input sections after sections
12675 are attached to segments. Don't call allocate_output_section.
12676 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12677 not write_enable_output_section.
12678 (Layout::make_output_section): Don't push to
12679 unattached_section_list_ nor call attach_to_segment. Call
12680 attach_section_to_segment if sections are attached.
12681 (Layout::attach_sections_to_segments): New function.
12682 (Layout::attach_section_to_segment): New function.
12683 (Layout::attach_allocated_section_to_segment): Rename from
12684 attach_to_segment. Remove flags parameter.
12685 (Layout::allocate_output_section): Remove function.
12686 (Layout::write_enable_output_section): Remove function.
12687 * layout.h (class Layout): Update for above changes. Add new
12688 field sections_are_attached_.
12689 * output.h (Output_section::update_flags_for_input_section): New
12691 * output.cc (Output_section::add_input_section): Call
12692 update_flags_for_input_section.
12693 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12695 2008-04-11 Cary Coutant <ccoutant@google.com>
12697 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12698 thought unnecessary.
12699 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12701 2008-04-11 Ian Lance Taylor <iant@google.com>
12703 * output.h (class Output_section_data): Remove inline definition
12705 * output.cc (Output_section_data::set_addralign): New function.
12707 2008-04-11 Cary Coutant <ccoutant@google.com>
12709 Add support for TLS descriptors for i386 and x86_64.
12710 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12711 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12712 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12714 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12715 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12716 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12718 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12719 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12720 Fix problem with initial-exec relocations.
12721 (Target_i386::Relocate::relocate_tls): Likewise.
12722 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12724 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12725 support for section-plus-offset dynamic table entries.
12726 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12727 (Output_data_dynamic::Dynamic_entry): Add support for
12728 section-plus-offset dynamic table entries.
12729 (Output_data_dynamic::Classification): Likewise.
12730 (Output_data_dynamic::classification_): Renamed offset_.
12731 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12732 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12733 (Target_x86_64::make_plt_section): New function.
12734 (Target_x86_64::reserve_tlsdesc_entries): New function.
12735 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12736 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12737 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12738 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12739 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12740 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12741 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12742 add extra PLT entry for TLS descriptors.
12743 (Output_data_plt_x86_64::got_): New field.
12744 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12745 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12747 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12749 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12750 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12751 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12752 R_386_TLS_DESC_CALL relocations.
12753 (Target_x86_64::Scan::global): Likewise.
12754 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12755 for TLS descriptors.
12756 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12757 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12758 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12759 GD-to-IE relaxation.
12760 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12761 and TLS_DESCRIPTORS.
12762 * Makefile.in: Rebuild.
12763 * configure: Rebuild.
12764 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12765 (tls_test_shared2.so): New target.
12766 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12767 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12768 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12769 (tls_shared_gd_to_ie_test_LDADD): New variable.
12770 (tls_shared_gnu2_gd_to_ie_test): New target.
12771 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12773 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12774 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12775 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12776 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12777 (tls_shared_gnu2_test): New target.
12778 (tls_test_gnu2_shared.so): New target.
12779 (tls_shared_gnu2_test_SOURCES): New variable.
12780 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12781 (tls_shared_gnu2_test_LDFLAGS): New variable.
12782 (tls_shared_gnu2_test_LDADD): New variable.
12783 * testsuite/Makefile.in: Rebuild.
12784 * testsuite/Makefile.
12786 2008-04-11 Ian Lance Taylor <iant@google.com>
12788 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12790 * testsuite/Makefile.in: Rebuild.
12792 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12794 * testsuite/script_test_2.cc (main): Adjust test.
12796 2008-04-11 David S. Miller <davem@davemloft.net>
12797 Ian Lance Taylor <iant@google.com>
12799 * options.h (General_options): Add entries for '-Y' and
12801 * options.cc (General_options:finalize): If -Y was used, add those
12802 entries to the library path instead of the default "/lib" and
12805 2008-04-11 David S. Miller <davem@davemloft.net>
12807 * testsuite/justsyms.t: Start at 0x100.
12808 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12809 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12811 * testsuite/script_test_2.cc: Adjust string and section length
12814 2008-04-09 Ian Lance Taylor <iant@google.com>
12817 * script-sections.cc (Sections_element::allocate_to_segment): Add
12819 (Output_section_definition::allocate_to_segment): Likewise.
12820 (Orphan_output_section::allocate_to_segment): Likewise.
12821 (Script_sections::attach_sections_using_phdrs_clause): Don't
12822 propagate non-PT_LOAD segments to orphan sections.
12823 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12824 readelf rather than objdump.
12825 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12826 .interp section and PT_INTERP segment are the same size.
12827 * testsuite/Makefile.in: Rebuild.
12829 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12830 aliases for symbols defined in the same object.
12831 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12832 (weak_alias_test_SOURCES): New variable.
12833 (weak_alias_test_DEPENDENCIES): New variable.
12834 (weak_alias_test_LDFLAGS): New variable.
12835 (weak_alias_test_LDADD): New variable.
12836 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12837 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12838 (weak_alias_test_3.o): New target.
12839 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12840 * testsuite/weak_alias_test_main.cc: New file.
12841 * testsuite/weak_alias_test_1.cc: New file.
12842 * testsuite/weak_alias_test_2.cc: New file.
12843 * testsuite/weak_alias_test_3.cc: New file.
12845 2008-04-08 Ian Lance Taylor <iant@google.com>
12847 * options.h (class General_options): Add --noinhibit-exec option.
12848 * main.cc (main): Check --noinhibit-exec.
12850 * options.h (class General_options): Define --wrap as a special
12851 option. Add wrap_symbols_ field.
12852 (General_options::any_wrap_symbols): New function.
12853 (General_options::is_wrap_symbol): New function.
12854 * options.cc (General_options::parse_wrap): New function.
12855 (General_options::General_options): Initialize wrap_symbols_.
12856 * symtab.cc (Symbol_table::wrap_symbol): New function.
12857 (Symbol_table::add_from_object): Handle --wrap.
12858 * symtab.h (class Symbol_table): Declare wrap_symbol.
12859 * target.h (Target::wrap_char): New function.
12860 (Target::Target_info): Add wrap_char field.
12861 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12862 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12863 * testsuite/testfile.cc (Target_test::test_target_info):
12866 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12869 * layout.h (class Layout): Add added_eh_frame_data_ field.
12870 * layout.cc (Layout::Layout): Initialize new field.
12871 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12872 output section until we find a section we merged successfully.
12873 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12874 that the size be non-zero.
12876 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12879 2008-04-08 Craig Silverstein <csilvers@google.com>
12881 * configure.ac: Export new conditional variable HAVE_ZLIB.
12882 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12884 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12885 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12887 2008-04-07 Ian Lance Taylor <iant@google.com>
12889 * version.cc (version_string): Set to "1.5".
12891 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12892 Add issued_non_pic_error_ field. Declare check_non_pic.
12893 (Target_x86_64::Scan::check_non_pic): New function.
12894 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12895 (Target_x86_64::Scan::global): Likewise.
12897 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12898 addend parameter. Change caller. Handle merge sections.
12899 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12900 Address to Addend. Don't add in the result of
12901 local_section_offset, pass down the addend and use the returned
12903 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12904 Update declarations of local_section_offset and symbol_value.
12905 * testsuite/two_file_test_1.cc (t18): New function.
12906 * testsuite/two_file_test_2.cc (f18): New function.
12907 * testsuite/two_file_test_main.cc (main): Call t18.
12908 * testsuite/two_file_test.h (t18, f18): Declare.
12910 * configure.ac: Don't test for objdump, c++filt, or readelf.
12911 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12913 (TEST_READELF): New variable.
12914 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12915 (check_PROGRAMS): Add two_file_strip_test.
12916 (two_file_strip_test): New target.
12917 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12918 (two_file_same_shared_strip_test_SOURCES): New variable.
12919 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12920 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12921 (two_file_same_shared_strip_test_LDADD): New variable.
12922 (two_file_shared_strip.so): New target.
12923 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12924 (ver_test_5.syms, ver_test_7.syms): Likewise.
12925 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12926 (strip_test_3.stdout): Use TEST_OBJDUMP.
12927 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12929 2008-04-04 Cary Coutant <ccoutant@google.com>
12931 * symtab.h (Symbol::is_weak_undefined): New function.
12932 (Symbol::is_strong_undefined): New function.
12933 (Symbol::is_absolute): New function.
12934 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12935 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12937 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12938 (weak_undef_test): New target.
12939 * testsuite/Makefile.in: Rebuild.
12940 * testsuite/weak_undef_file1.cc: New file.
12941 * testsuite/weak_undef_file2.cc: New file.
12942 * testsuite/weak_undef_test.cc: New file.
12944 2008-04-03 Craig Silverstein <csilvers@google.com>
12946 * compressed_output.h (class Output_compressed_section): Use
12948 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12950 (zlib_compressed_suffix): Removed.
12951 (Output_compressed_section::set_final_data_size): Use unsigned
12953 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12954 Fix linker invocation.
12955 (flagstest_o_specialfile_and_compress_debug_sections):
12957 * testsuite/Makefile.in: Regenerated.
12959 2008-04-02 David S. Miller <davem@davemloft.net>
12961 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12962 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12964 2008-04-02 Craig Silverstein <csilvers@google.com>
12968 2008-04-02 Ian Lance Taylor <iant@google.com>
12970 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12971 parameters. Update for new key type to views_. Change all
12973 (File_read::read): Adjust for byteshift in returned view.
12974 (File_read::add_view): New function, broken out of
12975 find_and_make_view.
12976 (File_read::make_view): New function, broken out of
12977 find_and_make_view.
12978 (File_read::find_or_make_view): Add offset and aligned
12979 parameters. Rewrite accordingly. Change all callers.
12980 (File_read::get_view): Add offset and aligned parameters. Adjust
12981 for byteshift in return value.
12982 (File_read::get_lasting_view): Likewise.
12983 * fileread.h (class File_read): Update declarations.
12984 (class File_read::View): Add byteshift_ field. Add byteshift to
12985 constructor. Add byteshift method.
12986 * archive.h (Archive::clear_uncached_views): New function.
12987 (Archive::get_view): Add aligned parameter. Change all callers.
12988 * object.h (Object::get_view): Add aligned parameter. Change all
12990 (Object::get_lasting_view): Likewise.
12992 * fileread.cc (File_read::release): Don't call clear_views if
12993 there are multiple objects.
12994 * fileread.h (File_read::clear_uncached_views): New function.
12995 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12998 2008-03-31 Cary Coutant <ccoutant@google.com>
13000 Add thin archive support.
13001 * archive.cc (Archive::armagt): New const.
13002 (Archive::setup): Remove task parameter and calls to unlock.
13003 (Archive::unlock_nested_archives): New function.
13004 (Archive::read_header): Add nested_off parameter. Change
13006 (Archive::interpret_header): Likewise.
13007 (Archive::include_all_members): Change to handle thin
13009 (Archive::include_member): Likewise.
13010 * archive.h (Archive::Archive): Add new parameters and
13012 (Archive::armagt): New const.
13013 (Archive::setup): Remove task parameter.
13014 (Archive::unlock_nested_archives): New function.
13015 (Archive::read_header): Add nested_off parameter.
13016 (Archive::interpret_header): Likewise.
13017 (Archive::Nested_archive_table): New typedef.
13018 (Archive::is_thin_archive_): New field.
13019 (Archive::nested_archives_): New field.
13020 (Archive::options_): New field.
13021 (Archive::dirpath_): New field.
13022 (Archive::task_): New field.
13023 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13024 for thin archives. Pass additional parameters to
13025 Archive::Archive. Unlock the archive file after calling
13028 2008-03-29 Ian Lance Taylor <iant@google.com>
13030 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13031 version symbol to be local.
13032 * testsuite/ver_test_4.sh: New file.
13033 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13034 (check_DATA): Add ver_test_4.syms.
13035 (ver_test_4.syms): New target.
13036 * testsuite/Makefile.in: Rebuild.
13039 (Output_section::Input_section_sort_entry::has_priority): New
13041 (Output_section::Input_section_sort_entry::match_file_name): New
13043 (Output_section::Input_section_sort_entry::match_section_name):
13045 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13047 (Output_section::Input_section_sort_entry::match_section_file):
13049 (Output_section::Input_section_sort_compare::operator()): Rewrite
13050 using new Input_section_sort_entry functions. Sort crtbegin and
13051 crtend first. Sort sections with no priority before sections with
13053 * testsuite/initpri1.c (d3): Check j != 4.
13054 (cd5): New constructor/destructor function.
13055 (main): Check j != 2.
13057 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13058 new symbol when resolving, don't call set_is_default.
13059 * testsuite/ver_test_7.cc: New file.
13060 * testsuite/ver_test_7.sh: New file.
13061 * testsuite/Makefile.am (ver_test_7.so): New target.
13062 (ver_test_7.o): New target.
13063 (check_SCRIPTS): Add ver_test_7.sh.
13064 (check_DATA): Add ver_test_7.syms.
13065 (ver_test_7.syms): New target.
13067 2008-03-28 Ian Lance Taylor <iant@google.com>
13069 * layout.cc (Layout::layout): If we see an input section with a
13070 name that needs sorting, set the must_sort flag for the output
13072 (Layout::make_output_section): If the name of the output section
13073 indicates that it might require sorting, set the may_sort flag.
13074 * output.h (Output_section::may_sort_attached_input_sections): New
13076 (Output_section::set_may_sort_attached_input_sections): New
13078 (Output_section::must_sort_attached_input_sections): New
13080 (Output_section::set_must_sort_attached_input_sections): New
13082 (class Output_section): Declare Input_section_sort_entry. Define
13083 Input_section_sort_compare. Declare
13084 sort_attached_input_sections. Add new fields:
13085 may_sort_attached_input_sections_,
13086 must_sort_attached_input_sections_,
13087 attached_input_sections_are_sorted_.
13088 * output.cc (Output_section::Output_section): Initialize new
13090 (Output_section::add_input_section): Add an entry to
13091 input_sections_ if may_sort or must_sort are true.
13092 (Output_section::set_final_data_size): Call
13093 sort_attached_input_sections if necessary.
13094 (Output_section::Input_section_sort_entry): Define new class.
13095 (Output_section::Input_section_sort_compare::operator()): New
13097 (Output_section::sort_attached_input_sections): New function.
13098 * configure.ac: Check whether the compiler supports constructor
13099 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13100 * testsuite/initpri1.c: New file.
13101 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13102 CONSTRUCTOR_PRIORITY.
13103 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13104 (initpri1_LDFLAGS): New variable.
13105 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13107 2008-03-27 Ian Lance Taylor <iant@google.com>
13109 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13110 * testsuite/common_test_1.c: New file.
13111 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13112 (common_test_1_SOURCES): New variable.
13113 (common_test_1_DEPENDENCIES): New variable.
13114 (common_test_1_LDFLAGS): New variable.
13116 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13117 and commons_ correctly when NAME/VERSION does not override
13119 * testsuite/ver_test_6.c: New file.
13120 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13121 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13122 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13124 2008-03-26 Ian Lance Taylor <iant@google.com>
13126 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13127 of an undefined symbol from a version script.
13128 * testsuite/Makefile.am (ver_test_5.so): New target.
13129 (ver_test_5.o): New target.
13130 (check_SCRIPTS): Add ver_test_5.sh.
13131 (check_DATA): Add ver_test_5.syms.
13132 (ver_test_5.syms): New target.
13133 * testsuite/ver_test_5.cc: New file.
13134 * testsuite/ver_test_5.script: New file.
13135 * testsuite/ver_test_5.sh: New file.
13136 * Makefile.in, testsuite/Makefile.in: Rebuild.
13139 Fix problems building gold with gcc 4.3.0.
13140 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13141 (gold_error_at_location, gold_warning_at_location): Use it.
13142 * configure.ac: Check whether we can compile and use a template
13143 function with a printf attribute.
13144 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13145 when jumping over bytes.
13146 * object.cc: Instantiate Object::read_section_data.
13147 * debug.h: Include <cstring>
13148 * dwarf_reader.cc: Include <algorithm>
13149 * main.cc: Include <cstring>.
13150 * options.cc: Include <cstring>.
13151 * output.cc: Include <cstring>.
13152 * script.cc: Include <cstring>.
13153 * script.h: Include <string>.
13154 * symtab.cc: Include <cstring> and <algorithm>.
13155 * target-select.cc: Include <cstring>.
13156 * version.cc: Include <string>.
13157 * testsuite/testmain.cc: Include <cstdlib>.
13158 * configure, config.in: Rebuild.
13160 2008-03-25 Ian Lance Taylor <iant@google.com>
13162 * options.cc: Include "../bfd/bfdver.h".
13163 (options::help): Print bug reporting address.
13165 * version.cc (print_version): Adjust output for current value of
13166 BFD_VERSION_STRING.
13170 * options.cc (options::help): Print list of supported targets.
13171 * target-select.h: Include <vector>.
13172 (class Target_selector): Make machine_, size_, and is_big_endian_
13173 fields const. Add bfd_name_ and instantiated_target_ fields.
13174 (Target_selector::Target_selector): Add bfd_name parameter.
13175 (Target_selector::recognize): Make non-virtual, call
13177 (Target_selector::recognize_by_name): Make non-virtual, call
13178 do_recognize_by_name.
13179 (Target_selector::supported_names): New function.
13180 (Target_selector::bfd_name): New function.
13181 (Target_selector::do_instantiate_target): New pure virtual
13183 (Target_selector::do_recognize): New virtual function.
13184 (Target_selector::do_recognize_by_name): New virtual function.
13185 (Target_selector::instantiate_target): New private function.
13186 (supported_target_names): Declare.
13187 * target-select.cc (Target_selector::Target_selector): Update for
13188 new parameter and fields.
13189 (select_target_by_name): Check that the name matches before
13190 calling recognize_by_name.
13191 (supported_target_names): New function.
13192 * i386.cc (class Target_selector_i386): Update Target_selector
13193 constructor call. Remove recognize and recognize_by_name. Add
13194 do_instantiate_target.
13195 * x86_64.cc (class Target_selector_x86_64): Likewise.
13196 * testsuite/testfile.cc (class Target_selector_test): Update for
13197 changes to Target_selector.
13199 * README: Rewrite, with some notes on unsupported features.
13201 2008-03-24 Cary Coutant <ccoutant@google.com>
13203 * i386.cc (Target_i386::Got_type): New enum declaration.
13204 (Target_i386::Scan::local): Updated callers of Output_data_got
13206 (Target_i386::Scan::global): Likewise.
13207 (Target_i386::Relocate::relocate): Likewise.
13208 (Target_i386::Relocate::relocate_tls): Likewise.
13209 * object.h (Got_offset_list): New class.
13210 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13211 (Sized_relobj::local_got_offset): Likewise.
13212 (Sized_relobj::set_local_got_offset): Likewise.
13213 (Sized_relobj::local_has_tls_got_offset): Removed.
13214 (Sized_relobj::local_tls_got_offset): Removed.
13215 (Sized_relobj::set_local_tls_got_offset): Removed.
13216 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13217 * output.cc (Output_data_got::add_global): Added got_type parameter.
13218 (Output_data_got::add_global_with_rel): Likewise.
13219 (Output_data_got::add_global_with_rela): Likewise.
13220 (Output_data_got::add_global_pair_with_rel): New function.
13221 (Output_data_got::add_global_pair_with_rela): New function.
13222 (Output_data_got::add_local): Added got_type parameter.
13223 (Output_data_got::add_local_with_rel): Likewise.
13224 (Output_data_got::add_local_with_rela): Likewise.
13225 (Output_data_got::add_local_pair_with_rel): New function.
13226 (Output_data_got::add_local_pair_with_rela): New function.
13227 (Output_data_got::add_global_tls): Removed.
13228 (Output_data_got::add_global_tls_with_rel): Removed.
13229 (Output_data_got::add_global_tls_with_rela): Removed.
13230 (Output_data_got::add_local_tls): Removed.
13231 (Output_data_got::add_local_tls_with_rel): Removed.
13232 (Output_data_got::add_local_tls_with_rela): Removed.
13233 * output.h (Output_data_got::add_global): Added got_type parameter.
13234 (Output_data_got::add_global_with_rel): Likewise.
13235 (Output_data_got::add_global_with_rela): Likewise.
13236 (Output_data_got::add_global_pair_with_rel): New function.
13237 (Output_data_got::add_global_pair_with_rela): New function.
13238 (Output_data_got::add_local): Added got_type parameter.
13239 (Output_data_got::add_local_with_rel): Likewise.
13240 (Output_data_got::add_local_with_rela): Likewise.
13241 (Output_data_got::add_local_pair_with_rel): New function.
13242 (Output_data_got::add_local_pair_with_rela): New function.
13243 (Output_data_got::add_global_tls): Removed.
13244 (Output_data_got::add_global_tls_with_rel): Removed.
13245 (Output_data_got::add_global_tls_with_rela): Removed.
13246 (Output_data_got::add_local_tls): Removed.
13247 (Output_data_got::add_local_tls_with_rel): Removed.
13248 (Output_data_got::add_local_tls_with_rela): Removed.
13249 * resolve.cc (Symbol::override_base_with_special): Removed
13250 reference to has_got_offset_ field.
13251 * symtab.cc (Symbol::init_fields): Replaced initialization
13252 of got_offset_ with got_offsets_. Removed initialization
13254 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13255 (Symbol::got_offset): Likewise.
13256 (Symbol::set_got_offset): Likewise.
13257 (Symbol::has_tls_got_offset): Removed.
13258 (Symbol::tls_got_offset): Removed.
13259 (Symbol::set_tls_got_offset): Removed.
13260 (Symbol::got_offset_): Removed.
13261 (Symbol::tls_mod_got_offset_): Removed.
13262 (Symbol::tls_pair_got_offset_): Removed.
13263 (Symbol::got_offsets_): New field.
13264 (Symbol::has_got_offset): Removed.
13265 (Symbol::has_tls_mod_got_offset): Removed.
13266 (Symbol::has_tls_pair_got_offset): Removed.
13267 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13268 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13270 (Target_x86_64::Scan::global): Likewise.
13271 (Target_x86_64::Relocate::relocate): Likewise.
13272 (Target_x86_64::Relocate::relocate_tls): Likewise.
13274 2008-03-25 Ben Elliston <bje@au.ibm.com>
13276 * yyscript.y: Fix spelling error in comment.
13278 2008-03-24 Ian Lance Taylor <iant@google.com>
13280 * options.h (class General_options): Define build_id option.
13281 * layout.h (class Layout): Declare write_build_id, create_note,
13282 create_build_id. Add build_id_note_ member.
13283 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13284 "libiberty.h", "md5.h", "sha1.h".
13285 (Layout::Layout): Initialize eh_frame_data_,
13286 eh_frame_hdr_section_, and build_id_note_.
13287 (Layout::finalize): Call create_build_id.
13288 (Layout::create_note): New function, broken out of
13289 Layout::create_gold_note.
13290 (Layout::create_gold_note): Call create_note.
13291 (Layout::create_build_id): New function.
13292 (Layout::write_build_id): New function.
13293 (Close_task_runner::run): Call write_build_id.
13295 * x86_64.cc: Correct license to GPLv3.
13297 2008-03-23 Ian Lance Taylor <iant@google.com>
13299 * options.cc: Include "demangle.h".
13300 (parse_optional_string): New function.
13301 (parse_long_option): Handle takes_optional_argument.
13302 (parse_short_option): Update dash_z initializer. Handle
13303 takes_optional_argument.
13304 (General_options::General_options): Initialize do_demangle_.
13305 (General_options::finalize): Set do_demangle_. Handle demangling
13307 * options.h (parse_optional_string): Declare.
13308 (struct One_option): Add optional_arg field. Update constructor.
13309 Update call constructor calls. Add takes_optional_argument
13311 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13312 (DEFINE_optional_string): Define.
13313 (General_options::demangle): Change from DEFINE_bool to
13314 DEFINE_optional_string.
13315 (General_options::no_demangle): New function.
13316 (General_options::do_demangle): New function.
13317 (General_options::set_do_demangle): New function.
13318 (General_options::execstack_status_): Move definition to end of
13320 (General_options::static_): Likewise.
13321 (General_options::do_demangle_): New field.
13322 * object.cc (big_endian>::get_symbol_location_info): Call
13323 Options::do_demangle, not Options::demangle.
13324 * symtab.cc (demangle): Likewise.
13326 2008-03-22 Ian Lance Taylor <iant@google.com>
13328 * gold.h: Include <cstddef> and <sys/types.h>
13329 * options.h: Include <cstring>.
13331 2008-03-21 Ian Lance Taylor <iant@google.com>
13333 * Added source code to GNU binutils.