* layout.cc (Layout::set_segment_offsets): Set p_align to
[deliverable/binutils-gdb.git] / gold / ChangeLog
1 2012-08-30 Alan Modra <amodra@gmail.com>
2
3 * layout.cc (Layout::set_segment_offsets): Set p_align to
4 abi_pagesize, not common_pagesize.
5 (Layout::relaxation_loop_body): Similarly use abi_pagesize
6 to determine whether file header can go in segment.
7
8 2012-08-30 Alan Modra <amodra@gmail.com>
9
10 * output.h (Output_reloc::Output_reloc <output section>): Add
11 is_relative param. Adjust calls.
12 (Output_reloc::add_output_section_relative): New functions.
13 * output.cc (Output_reloc::Output_reloc <output section>): Handle
14 is_relative.
15 (Output_reloc::symbol_value): Handle SECTION_CODE.
16
17 2012-08-24 Sriraman Tallam <tmsriram@google.com>
18
19 * gold.cc (queue_middle_tasks): Call layout again when unique
20 segments for sections is desired.
21 * layout.cc (Layout::Layout): Initialize new members.
22 (Layout::get_output_section_flags): New function.
23 (Layout::choose_output_section): Call get_output_section_flags.
24 (Layout::layout): Make output section for mapping to a unique segment.
25 (Layout::insert_section_segment_map): New function.
26 (Layout::attach_allocated_section_to_segment): Make unique segment for
27 output sections marked so.
28 (Layout::segment_precedes): Check for unique segments when sorting.
29 * layout.h (Layout::Unique_segment_info): New struct.
30 (Layout::Section_segment_map): New typedef.
31 (Layout::insert_section_segment_map): New function.
32 (Layout::get_output_section_flags): New function.
33 (Layout::is_unique_segment_for_sections_specified): New function.
34 (Layout::set_unique_segment_for_sections_specified): New function.
35 (Layout::unique_segment_for_sections_specified_): New member.
36 (Layout::section_segment_map_): New member.
37 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
38 Rename is_gc_pass_one to is_pass_one.
39 Rename is_gc_pass_two to is_pass_two.
40 Rename is_gc_or_icf to is_two_pass.
41 Check for which pass based on whether symbols data is present.
42 Make it two pass when unique segments for sections is desired.
43 * output.cc (Output_section::Output_section): Initialize new
44 members.
45 * output.h (Output_section::is_unique_segment): New function.
46 (Output_section::set_is_unique_segment): New function.
47 (Output_section::is_unique_segment_): New member.
48 (Output_section::extra_segment_flags): New function.
49 (Output_section::set_extra_segment_flags): New function.
50 (Output_section::extra_segment_flags_): New member.
51 (Output_section::segment_alignment): New function.
52 (Output_section::set_segment_alignment): New function.
53 (Output_section::segment_alignment_): New member.
54 (Output_segment::Output_segment): Initialize is_unique_segment_.
55 (Output_segment::is_unique_segment): New function.
56 (Output_segment::set_is_unique_segment): New function.
57 (Output_segment::is_unique_segment_): New member.
58 * plugin.cc (allow_unique_segment_for_sections): New function.
59 (unique_segment_for_sections): New function.
60 (Plugin::load): Add new functions to transfer vector.
61 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
62 * Makefile.in: Regenerate.
63 * testsuite/plugin_final_layout.sh: Check if unique segment
64 functionality works.
65 * testsuite/plugin_section_order.c (onload): Check if new interfaces
66 are available.
67 (allow_unique_segment_for_sections): New global.
68 (unique_segment_for_sections): New global.
69 (claim_file_hook): Call allow_unique_segment_for_sections.
70 (all_symbols_read_hook): Call unique_segment_for_sections.
71
72 2012-08-22 Cary Coutant <ccoutant@google.com>
73
74 * layout.cc (Layout::include_section): Don't assert on GROUP
75 sections with --emit-relocs.
76
77 2012-08-21 Cary Coutant <ccoutant@google.com>
78
79 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
80 if --export-dynamic-symbol names an undef symbol.
81
82 2012-08-18 Alan Modra <amodra@gmail.com>
83
84 * powerpc.cc: Formatting and white space.
85 (Powerpc_relobj): Rename got2_section_ to special_.
86 Add opd_ent_shndx_ and opd_ent_off_ vectors.
87 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
88 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
89 (Target_powerpc): Add Address typedef and invalid_address. Use
90 throughout.
91 (Target_powerpc::is_branch_reloc): New function.
92 (Powerpc_relocate_functions): Add Address typedef, use throughout.
93 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
94 for dst_mask, value and addend.
95 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
96 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
97 (Output_data_glink::do_write): Correct toc base. Don't try to use
98 uint16_t for 24-bit offset. Use get_output_section_offset and
99 check return.
100 (Target_powerpc::Scan::local): Handle more relocs.
101 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
102 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
103 Plug in toc restoring insn after plt calls. Translate branches
104 to function descriptor symbols to corresponding entry point.
105 (Target_powerpc::relocate_for_relocatable): Check return from
106 get_output_section_offset.
107 * symtab.h: Comment typo.
108
109 2012-08-14 Ian Lance Taylor <iant@google.com>
110
111 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
112 unsupported_relocal_local to call unsupported_reloc_global.
113
114 2012-08-14 Nick Clifton <nickc@redhat.com>
115
116 PR ld/14265
117 * script-sections.cc (Sections_element::output_section_name): Add
118 keep return parameter.
119 (Output_section_element::match_name): Add keep return parameter.
120 Return the value of the keep_ member.
121 * script-sections.h (class Output_section): Update
122 output_section_name prototype.
123 * layout.cc (Layout::keep_input_section): New public member
124 function.
125 (Layout::choose_output_section): Pass keep parameter to
126 output_section_name.
127 * layout.h (class Layout): Add keep_input_section.
128 * object.cc (Sized_relobj_file::do_layout): Check for kept input
129 sections.
130 * testsuite/Makefile.am: Add a test.
131 * testsuite/Makefile.in: Regenerate.
132 * testsuite/pr14265.c: Source file for the test.
133 * testsuite/pr14265.t: Linker script for the test.
134 * testsuite/pr14265.sh: Shell script for the test.
135
136 2012-08-14 Alan Modra <amodra@gmail.com>
137
138 * target.h (Target::output_section_name): New function.
139 (Target::do_output_section_name): New function.
140 * layout.cc (Layout::choose_output_section): Call the above.
141 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
142
143 2012-08-14 Alan Modra <amodra@gmail.com>
144
145 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
146 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
147 for replace_constant call.
148 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
149 (Output_data_glink::do_print_to_mapfile): New function.
150 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
151 (Target_powerpc::Relocate::relocate): Likewise.
152
153 2012-08-14 Alan Modra <amodra@gmail.com>
154
155 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
156 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
157 (Output_data_glink::add_entry,find_entry): Remove shndx param.
158 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
159 all references to shndx_. Handle special case for R_PPC_PLTREL24
160 here.
161 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
162 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
163 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
164 here.
165 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
166 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
167
168 2012-08-12 Alan Modra <amodra@gmail.com>
169
170 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
171 (glink insn constants): Use uint32_t.
172 (Output_data_glink::add_entry): Use insert, not [] operator.
173
174 2012-08-11 Alan Modra <amodra@gmail.com>
175
176 * object.h (Sized_relobj_file::find_shdr): New function.
177 (Sized_relobj_file::find_special_sections): New function.
178 * object.cc (Sized_relobj_file::find_shdr): New function.
179 (Sized_relobj_file::find_eh_frame): Use find_shdr.
180 (Sized_relobj_file::find_special_sections): New function, split out..
181 (Sized_relobj_file::do_read_symbols): ..from here.
182 * output.h (Output_data_got::replace_constant): New function.
183 (Output_data_got::num_entries): New function.
184 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
185 (Output_data_got::got_offset): Protected rather than private.
186 (Output_data_got::replace_got_entry): New function.
187 * output.cc (Output_data_got::replace_got_entry): New function.
188 * powerpc.cc (class Powerpc_relobj): New.
189 (class Powerpc_relocate_functions): Delete all psymval variants or
190 convert to value,addend type. Delete pcrela, pcrela_unaligned.
191 Implement _ha functions using corresponding _hi function.
192 (Powerpc_relobj::find_special_sections): New function.
193 (Target_powerpc::do_make_elf_object): New function.
194 (class Output_data_got_powerpc): New.
195 (class Output_data_glink): New.
196 (class Powerpc_scan_relocatable_reloc): New.
197 Many more changes througout file.
198
199 2012-08-09 Nick Clifton <nickc@redhat.com>
200
201 * po/vi.po: Updated Vietnamese translation.
202
203 2012-08-07 Ian Lance Taylor <iant@google.com>
204
205 * layout.cc (Layout::add_target_dynamic_tags): If
206 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
207 plt_rel.
208
209 2012-07-30 Nick Clifton <nickc@redhat.com>
210
211 * po/gold.pot: Updated template.
212 * po/es.po: Updated Spanish translation.
213
214 2012-07-18 Cary Coutant <ccoutant@google.com>
215
216 PR gold/14344
217 * configure.ac: Add check for -gpubnames support.
218 * configure: Regenerate.
219 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
220 support; force -gno-pubnames.
221 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
222 support.
223 (gdb_index_test_4): New test.
224 * testsuite/Makefile.in: Regenerate.
225 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
226 * testsuite/gdb_index_test_2.sh: Likewise.
227 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
228 * testsuite/gdb_index_test_4.sh: New script.
229 * testsuite/gdb_index_test_comm.sh: New script with common code;
230 don't look for space after colon.
231
232 2012-07-16 Sriraman Tallam <tmsriram@google.com>
233
234 * gold.cc (queue_middle_tasks): Update function order only after
235 deferred objects due to plugins are processed.
236
237 2012-07-11 Ian Lance Taylor <iant@google.com>
238
239 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
240 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
241 (Target_arm::scan_reloc_for_stub): Likewise.
242 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
243 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
244 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
245 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
246 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
247
248 2012-07-10 Dodji Seketeli <dodji@redhat.com>
249 Ian Lance Taylor <iant@google.com>
250
251 PR gold/14309
252 * configure.ac: Test whether std::tr1::hash<off_t> works.
253 * gold.h: Add a specialization for std::tr1::hash<off_t> if
254 needed.
255 * output.h (class Output_fill): Add virtual destructor.
256 * configure, config.in: Rebuild.
257
258 2012-06-22 Roland McGrath <mcgrathr@google.com>
259
260 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
261
262 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
263
264 * plugin.cc (Plugin::load): Handle position independent executables.
265
266 2012-06-06 Cary Coutant <ccoutant@google.com>
267
268 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
269 add .debug_macro.
270 (lines_only_debug_sections): Likewise.
271 (gdb_fast_lookup_sections): New static array.
272 (is_gdb_debug_section): Rename formal parameter.
273 (is_lines_only_debug_section): Likewise.
274 (is_gdb_fast_lookup_section): New function.
275 (Layout::include_section): Check for ".zdebug_" prefix; pass
276 section name suffix to is_gdb_debug_section, et al.; check for
277 fast-lookup sections when building .gdb_index.
278 * options.h (--strip-debug-gdb): Update GDB version number.
279
280 2012-06-06 Cary Coutant <ccoutant@google.com>
281
282 * configure.ac: Add check for fallocate.
283 * configure: Regenerate.
284 * config.in: Regenerate.
285
286 * options.h (class General_options): Add --mmap-output-file and
287 --posix-fallocate options.
288 * output.cc: (posix_fallocate): Remove; replace with...
289 (gold_fallocate): New function.
290 (Output_file::map_no_anonymous): Call gold_fallocate.
291 (Output_file::map): Check --mmap-output-file option.
292
293 2012-06-05 Jing Yu <jingyu@google.com>
294
295 * gold.h (textdomain): Add do {} to empty while(0).
296 (bindtextdomain): Likewise.
297
298 2012-06-04 Cary Coutant <ccoutant@google.com>
299
300 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
301 has_dynsym_index.
302
303 2012-05-25 Sriraman Tallam <tmsriram@google.com>
304
305 * symtab.cc (Symbol_table::define_special_symbol):
306 Initialize *poldsym to prevent uninitialized variable errors.
307
308 2012-05-23 Cary Coutant <ccoutant@google.com>
309
310 * layout.cc (Layout::section_name_mapping): Add rules to handle
311 exact match on .data.rel.ro.local or .data.rel.ro.
312 (Layout::output_section_name): Check for exact matches.
313
314 2012-05-23 Cary Coutant <ccoutant@google.com>
315
316 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
317 more carefully.
318
319 2012-05-22 Cary Coutant <ccoutant@google.com>
320
321 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
322 object before exporting symbol.
323
324 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
325
326 * testsuite/tls_test.cc: Include "config.h" first.
327 * testsuite/tls_test_c.c: Likewise.
328
329 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
330 Nick Clifton <nickc@redhat.com>
331
332 PR 14072
333 * configure.in: Add check that sysdep.h has been included before
334 any system header files.
335 * configure: Regenerate.
336 * config.in: Regenerate.
337
338 2012-05-14 Cary Coutant <ccoutant@google.com>
339
340 * layout.cc (Layout::make_output_section): Mark .tdata section
341 as RELRO.
342 * testsuite/relro_test.cc: Add a TLS variable.
343
344 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
345
346 PR gold/14091
347 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
348 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
349 R_X86_64_64.
350
351 2012-05-08 Cary Coutant <ccoutant@google.com>
352
353 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
354 (lines_only_debug_sections): Likewise.
355
356 2012-05-02 Roland McGrath <mcgrathr@google.com>
357
358 * nacl.cc: New file.
359 * nacl.h: New file.
360 * Makefile.am (CCFILES, HFILES): Add them.
361 * Makefile.in: Regenerate.
362 * i386.cc (Output_data_plt_i386_nacl): New class.
363 (Output_data_plt_i386_nacl_exec): New class.
364 (Output_data_plt_i386_nacl_dyn): New class.
365 (Target_i386_nacl): New class.
366 (Target_selector_i386_nacl): New class.
367 (target_selector_i386): Use it instead of Target_selector_i386.
368 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
369 (Target_x86_64_nacl): New class.
370 (Target_selector_x86_64_nacl): New class.
371 (target_selector_x86_64, target_selector_x32): Use it instead of
372 Target_selector_x86_64.
373 * arm.cc (Output_data_plt_arm_nacl): New class.
374 (Target_arm_nacl): New class.
375 (Target_selector_arm_nacl): New class.
376 (target_selector_arm, target_selector_armbe): Use it instead of
377 Target_selector_arm.
378
379 * target-select.cc (select_target): Take new Input_file* and off_t
380 arguments, pass them on to recognize method of selector.
381 * object.cc (make_elf_sized_object): Update caller.
382 * parameters.cc (parameters_force_valid_target): Likewise.
383 * incremental.cc (make_sized_incremental_binary): Likewise.
384 * target-select.h: Update decl.
385 (Target_selector::recognize): Take new Input_file* argument,
386 pass it on to do_recognize.
387 (Target_selector::do_recognize): Take new Input_file* argument.
388 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
389 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
390 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
391 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
392
393 * target.h (Target::Target_info): New members isolate_execinstr
394 and rosegment_gap.
395 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
396 * arm.cc (Target_arm::arm_info): Update initializer.
397 * i386.cc (Target_i386::i386_info): Likewise.
398 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
399 * sparc.cc (Target_sparc::sparc_info): Likewise.
400 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
401 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
402 * layout.cc (Layout::attach_allocated_section_to_segment):
403 Take new const Target* argument. If target->isolate_execinstr(), act
404 like --rosegment.
405 (Layout::find_first_load_seg): Take new const Target* argument;
406 if target->isolate_execinstr(), reject PF_X segments.
407 (Layout::relaxation_loop_body): Update caller.
408 (Layout::set_segment_offsets): If target->isolate_execinstr(),
409 reset file offset to zero when we hit LOAD_SEG, and then do a second
410 loop over the segments before LOAD_SEG to reassign offsets after
411 addresses have been determined. Handle target->rosegment_gap().
412 (Layout::attach_section_to_segment): Take new const Target* argument;
413 pass it to attach_allocated_section_to_segment.
414 (Layout::make_output_section): Update caller.
415 (Layout::attach_sections_to_segments): Take new const Target* argument;
416 pass it to attach_section_to_segment.
417 * gold.cc (queue_middle_tasks): Update caller.
418 * layout.h (Layout): Update method decls with new arguments.
419
420 * arm.cc (Target_arm::Target_arm): Take optional argument for the
421 Target_info pointer to use.
422 (Target_arm::do_make_data_plt): New virtual method.
423 (Target_arm::make_data_plt): New method that calls it.
424 (Target_arm::make_plt_entry): Use it.
425 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
426 for the section alignment.
427 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
428 method.
429 (Output_data_plt_arm::first_plt_entry_offset): Call it.
430 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
431 method.
432 (Output_data_plt_arm::get_plt_entry_size): Call it.
433 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
434 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
435 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
436 method.
437 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
438 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
439 method instead of sizeof(plt_entry).
440 (Output_data_plt_arm::add_entry): Likewise.
441 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
442 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
443 than static method.
444 (Target_arm::plt_entry_size): Likewise.
445 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
446 Move to ...
447 (Output_data_plt_arm_standard): ... here, new class.
448 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
449 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
450 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
451
452 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
453 Take additional argument for the PLT entry size.
454 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
455 Use get_plt_entry_size method rather than plt_entry_size variable.
456 (Output_data_plt_x86_64::reserve_slot): Likewise.
457 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
458 (Output_data_plt_x86_64::add_entry): Likewise.
459 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
460 (Output_data_plt_x86_64::address_for_global): Likewise.
461 (Output_data_plt_x86_64::address_for_local): Likewise.
462 (Output_data_plt_x86_64::set_final_data_size): Likewise.
463 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
464 Make method non-static.
465 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
466 method.
467 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
468 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
469 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
470 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
471 virtual method.
472 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
473 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
474 virtual method.
475 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
476 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
477 virtual method.
478 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
479 (Output_data_plt_x86_64::plt_entry_size)
480 (Output_data_plt_x86_64::first_plt_entry)
481 (Output_data_plt_x86_64::plt_entry)
482 (Output_data_plt_x86_64::tlsdesc_plt_entry)
483 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
484 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
485 (Output_data_plt_x86_64_standard): ... here, new class.
486 (Target_x86_64::Target_x86_64): Take optional argument for the
487 Target_info pointer to use.
488 (Target_x86_64::do_make_data_plt): New virtual method.
489 (Target_x86_64::make_data_plt): New method to call it.
490 (Target_x86_64::init_got_plt_for_update): Use that.
491 Call this->plt_->add_eh_frame method here.
492 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
493 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
494 rather than static method.
495 (Target_x86_64::plt_entry_size): Likewise.
496 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
497 rather than plt_entry_size variable. Move guts of PLT filling to...
498 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
499 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
500 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
501
502 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
503 additional argument for the section alignment.
504 Don't do add_eh_frame_for_plt here.
505 (Output_data_plt_i386::first_plt_entry_offset): Make the method
506 non-static. Use get_plt_entry_size method rather than plt_entry_size
507 variable.
508 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
509 method.
510 (Output_data_plt_i386::get_plt_entry_size): Call it.
511 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
512 (Output_data_plt_i386::add_eh_frame): New method to call it.
513 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
514 method.
515 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
516 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
517 method.
518 (Output_data_plt_i386::fill_plt_entry): New method to call it.
519 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
520 method instead of plt_entry_size.
521 (Output_data_plt_i386::plt_entry_size)
522 (Output_data_plt_i386::plt_eh_frame_fde_size)
523 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
524 (Output_data_plt_i386_standard): ... here, new class.
525 (Output_data_plt_i386_exec): New class.
526 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
527 (Output_data_plt_i386_exec::first_plt_entry): ... here.
528 (Output_data_plt_i386::exec_plt_entry): Move to ...
529 (Output_data_plt_i386_exec::plt_entry): ... here.
530 (Output_data_plt_i386_dyn): New class.
531 (Output_data_plt_i386::first_plt_entry): Move to ...
532 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
533 (Output_data_plt_i386::dyn_plt_entry): Move to ...
534 (Output_data_plt_i386_dyn::plt_entry): ... here.
535 (Target_i386::Target_i386): Take optional argument for the Target_info
536 pointer to use.
537 (Target_i386::do_make_data_plt): New virtual method.
538 (Target_i386::make_data_plt): New method to call it.
539 (Target_i386::make_plt_section): Use that.
540 Call this->plt_->add_eh_frame method here.
541 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
542 rather than plt_entry_size variable.
543 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
544 (Output_data_plt_i386::address_for_local): Likewise.
545 (Output_data_plt_i386::do_write): Likewise.
546 Move guts of PLT filling to...
547 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
548 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
549 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
550 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
551
552 2012-05-01 Cary Coutant <ccoutant@google.com>
553
554 * dwarf_reader.cc (Dwarf_die::read_attributes)
555 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
556 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
557 * reduced_debug_output.cc
558 (Output_reduced_debug_info_section::get_die_end): Remove
559 DW_FORM_GNU_ref_index. Add default case.
560
561 2012-04-26 Mark Wielaard <mjw@redhat.com>
562
563 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
564 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
565 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
566 DW_AT_high_pc as offset from DW_AT_low_pc.
567
568 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
569 * testsuite/Makefile.in: Regenerate.
570 * testsuite/gdb_index_test_3.c: New test source file.
571 * testsuite/gdb_index_test_3.sh: New test source file.
572
573 2012-04-25 Ian Lance Taylor <iant@google.com>
574
575 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
576 pointer.
577 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
578 as a class, not a struct.
579 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
580 (Target_arm::apply_cortex_a8_workaround): Likewise.
581 * gc.h: Declare Reloc_types as a struct, not a class.
582 * object.h: Declare Symbols_data as a struct.
583 * reloc.h: Declare Read_relocs_data as a struct.
584 * target.h: Declare Relocate_info as a struct.
585
586 2012-04-24 David S. Miller <davem@davemloft.net>
587
588 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
589 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
590 and R_SPARC_WPLT30.
591
592 2012-04-24 Cary Coutant <ccoutant@google.com>
593
594 * incremental-dump.cc (find_input_containing_global): Replace
595 magic number with symbolic constant.
596 (dump_incremental_inputs): Update version number.
597 * incremental.cc (Output_section_incremental_inputs): Update version
598 number; import symbolic constants from Incremental_inputs_reader.
599 (Incremental_inputs::create_data_sections): Align relocations
600 section correctly for 64-bit targets.
601 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
602 constants; add padding.
603 (Output_section_incremental_inputs::write_header): Add assert for
604 header_size.
605 (Output_section_incremental_inputs::write_input_files): Add assert
606 for input_entry_size.
607 (Output_section_incremental_inputs::write_info_blocks): Add padding;
608 add assert for object_info_size, input_section_entry_size,
609 global_sym_entry_size.
610 * incremental.h (Incremental_inputs_reader): Add symbolic constants
611 for data structure sizes; use them.
612 (Incremental_input_entry_reader): Import symbolic constants from
613 Incremental_inputs_reader; use them.
614
615 2012-04-23 David S. Miller <davem@davemloft.net>
616
617 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
618 and elf_flags_set_.
619 (Target_sparc::Target_sparc): Initialize new fields.
620 (Target_sparc::do_make_elf_object): New function.
621 (Target_sparc::do_adjust_elf_header): New function.
622
623 2012-04-23 Cary Coutant <ccoutant@google.com>
624
625 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
626 CU range table of gdb index.
627
628 2012-04-20 David S. Miller <davem@davemloft.net>
629
630 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
631 instead of false.
632
633 2012-04-16 David S. Miller <davem@davemloft.net>
634
635 * sparc.cc (Target_sparc::got_address): New function.
636 (Sparc_relocate_functions::gdop_hix22): New function.
637 (Sparc_relocate_functions::gdop_lox10): New function.
638 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
639 relocs.
640 (Target_sparc::Scan::local): Likewise if the global symbol is not
641 preemptible and is not IFUNC.
642 (Target_sparc::Relocate::relocate): Perform GOTDATA code
643 transformations for local and non-preemptible non-IFUNC global
644 symbols.
645
646 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
647 writing out 64-bit part of ranges.
648
649 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
650 -fpic and -fpie respectively.
651 * Makefile.in: Regenerate.
652
653 * sparc.cc (class Target_sparc): Add rela_ifunc_.
654 (Target_sparc::Target_sparc): Initialize new field.
655 (Target_sparc::do_plt_section_for_global): New function.
656 (Target_sparc::do_plt_section_for_local): New function.
657 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
658 (Target_sparc::make_plt_section): New function, broken out of
659 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
660 (Target_sparc::make_plt_entry): Call make_plt_section.
661 (Target_sparc::make_local_ifunc_plt_entry): New function.
662 (Target_sparc::rela_ifunc_section): New function.
663 (Target_sparc::plt_section): Remove const.
664 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
665 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
666 and ifunc_count_ fields.
667 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
668 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
669 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
670 (Output_data_plt_sparc::rela_ifunc): New function.
671 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
672 (Output_data_plt_sparc::has_ifunc_section): New function.
673 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
674 (Output_data_plt_sparc::address_for_global): New function.
675 (Output_data_plt_sparc::address_for_local): New function.
676 (Output_data_plt_sparc::plt_index_to_offset): New function.
677 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
678 and entry_count.
679 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
680 entry_count.
681 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
682 R_SPARC_JMP_IREL to switch.
683 (Target_sparc::Scan::check_non_pic): Likewise.
684 (Target_sparc::Scan::local): Handle IFUNC symbols.
685 (Target_sparc::Scan::local): Likewise.
686 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
687 and plt_address_for_local.
688 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
689 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
690
691 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
692 (class Output_data_reloc): Adjust calls to Output_reloc_type.
693 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
694 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
695 global relocs too.
696 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
697 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
698 calls.
699 * sparc.cc (Target_sparc::Scan::global): Likewise.
700 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
701
702 2012-04-16 Cary Coutant <ccoutant@google.com>
703
704 * archive.cc (Library_base::should_include_member): Check for
705 --export-dynamic-symbol.
706 * options.h (class General_options): Add --export-dynamic-symbol.
707 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
708 --export-dynamic-symbol.
709 (Symbol_table::gc_mark_undef_symbols): Likewise.
710 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
711
712 2012-04-12 David S. Miller <davem@davemloft.net>
713
714 * sparc.cc (Reloc::wdisp10): New relocation method.
715 (Reloc::h34): Likewise.
716 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
717 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
718 R_SPARC_WDISP10.
719 (Target_sparc::Scan::local): Likewise.
720 (Target_sparc::Scan::global): Likewise.
721 (Target_sparc::Relocate::relocate): Likewise.
722
723 2012-04-09 Cary Coutant <ccoutant@google.com>
724
725 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
726 low_pc == 0.
727
728 2012-04-06 Ian Lance Taylor <iant@google.com>
729
730 * timer.cc: #include <unistd.h>.
731
732 2012-04-06 Roland McGrath <mcgrathr@google.com>
733
734 * configure.in (AC_CHECK_HEADERS): Add locale.h.
735 * config.in: Regenerate.
736 * configure: Regenerate.
737
738 2012-04-05 Nick Clifton <nickc@redhat.com>
739
740 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
741 (AM_LC_MESSAGES): Add.
742 * aclocal.m4: Regenerate.
743 * config.in: Regenerate.
744 * configure: Regenerate.
745
746 2012-03-21 Cary Coutant <ccoutant@google.com>
747
748 * Makefile.am: Add gdb-index.cc, gdb-index.h.
749 * Makefile.in: Regenerate.
750 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
751 (Sized_elf_reloc_mapper::symbol_section): New function.
752 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
753 (make_elf_reloc_mapper): New function.
754 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
755 (Dwarf_abbrev_table::do_read_abbrevs): New function.
756 (Dwarf_abbrev_table::do_get_abbrev): New function.
757 (Dwarf_ranges_table::read_ranges_table): New function.
758 (Dwarf_ranges_table::read_range_list): New function.
759 (Dwarf_pubnames_table::read_section): New function.
760 (Dwarf_pubnames_table::read_header): New function.
761 (Dwarf_pubnames_table::next_name): New function.
762 (Dwarf_die::Dwarf_die): New function.
763 (Dwarf_die::read_attributes): New function.
764 (Dwarf_die::skip_attributes): New function.
765 (Dwarf_die::set_name): New function.
766 (Dwarf_die::set_linkage_name): New function.
767 (Dwarf_die::attribute): New function.
768 (Dwarf_die::string_attribute): New function.
769 (Dwarf_die::int_attribute): New function.
770 (Dwarf_die::uint_attribute): New function.
771 (Dwarf_die::ref_attribute): New function.
772 (Dwarf_die::child_offset): New function.
773 (Dwarf_die::sibling_offset): New function.
774 (Dwarf_info_reader::check_buffer): New function.
775 (Dwarf_info_reader::parse): New function.
776 (Dwarf_info_reader::do_parse): New function.
777 (Dwarf_info_reader::do_read_string_table): New function.
778 (Dwarf_info_reader::lookup_reloc): New function.
779 (Dwarf_info_reader::get_string): New function.
780 (Dwarf_info_reader::visit_compilation_unit): New function.
781 (Dwarf_info_reader::visit_type_unit): New function.
782 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
783 Sized_elf_reloc_mapper.
784 (Sized_dwarf_line_info::symbol_section): Remove function.
785 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
786 (Sized_dwarf_line_info::read_line_mappings): Remove object
787 parameter, adjust callers.
788 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
789 * dwarf_reader.h: Include <sys/types.h>.
790 (class Track_relocs): Remove forward declaration.
791 (class Elf_reloc_mapper): New class.
792 (class Sized_elf_reloc_mapper): New class.
793 (class Dwarf_abbrev_table): New class.
794 (class Dwarf_range_list): New class.
795 (class Dwarf_ranges_table): New class.
796 (class Dwarf_pubnames_table): New class.
797 (class Dwarf_die): New class.
798 (class Dwarf_info_reader): New class.
799 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
800 (Sized_dwarf_line_info::symbol_section): Remove member function.
801 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
802 base class.
803 * gdb-index.cc: New source file.
804 * gdb-index.h: New source file.
805 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
806 and .debug_types sections, call Layout::add_to_gdb_index.
807 (Sized_relobj_incr::do_section_name): Implement.
808 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
809 return type; Implement.
810 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
811 return type.
812 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
813 parameter list and return type.
814 (Sized_incr_dynobj::do_section_contents): Likewise.
815 * layout.cc: Include gdb-index.h.
816 (Layout::Layout): Initialize gdb_index_data_.
817 (Layout::init_fixed_output_section): Check for .gdb_index section.
818 (Layout::add_to_gdb_index): New function. Instantiate.
819 * layout.h: Add forward declaration for class Gdb_index.
820 (Layout::add_to_gdb_index): New member function.
821 (Layout::gdb_index_data_): New data member.
822 * main.cc: Include gdb-index.h.
823 (main): Print statistics for gdb index.
824 * object.cc (Object::section_contents): Move code into
825 do_section_contents.
826 (need_decompressed_section): Check for sections needed when building
827 gdb index.
828 (build_compressed_section_map): Likewise.
829 (Sized_relobj_file::do_read_symbols): Need local symbols when building
830 gdb index.
831 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
832 sections; call Layout::add_to_gdb_index.
833 (Sized_relobj_file::do_decompressed_section_contents): Call
834 do_section_contents directly.
835 * object.h (Object::do_section_contents): Adjust parameter list and
836 return type.
837 (Object::do_decompressed_section_contents): Call do_section_contents
838 directly.
839 (Sized_relobj_file::do_section_contents): Adjust parameter list and
840 return type.
841 * options.h (class General_options): Add --gdb-index option.
842 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
843 list and return type.
844 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
845 * reloc.h (Track_relocs::checkpoint): New function.
846 (Track_relocs::reset): New function.
847
848 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
849 New test cases.
850 * testsuite/Makefile.in: Regenerate.
851 * testsuite/gdb_index_test.cc: New test source file.
852 * testsuite/gdb_index_test_1.sh: New test source file.
853 * testsuite/gdb_index_test_2.sh: New test source file.
854
855 2012-03-19 Doug Kwan <dougkwan@google.com>
856
857 * arm.cc (Target_arm::do_define_standard_symbols): New method.
858 (Target_arm::do_finalize_sections): Remove code which defines
859 __exidx_start and __exidx_end. Make symbol table parameter
860 anonymous as it is not used.
861 * gold.cc (queue_middle_tasks): Call target hook to define any
862 target-specific symbols.
863 * target.h (Target::define_standard_symbols): New method.
864 (Target::do_define_standard_symbols): Same.
865 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
866 * testsuite/Makefile.in: Regenerate.
867 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
868 and __exidx_end.
869 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
870 relocations are generated for __exidx_start and __exidx_end.
871
872 2012-03-16 Doug Kwan <dougkwan@google.com>
873
874 * testsuite/Makefile.am: Disable test initpri3b.
875 * testsuite/Makefile.in: Regenerate.
876
877 2012-03-15 Doug Kwan <dougkwan@google.com>
878
879 * arm.cc (Target_arm::got_section): Make .got section read-only
880 if -z now is given.
881
882 2012-03-15 Ian Lance Taylor <iant@google.com>
883
884 PR gold/13850
885 * layout.cc (Layout::make_output_section): Correctly mark
886 SHT_INIT_ARRAY, et. al., as relro.
887
888 2012-03-14 Doug Kwan <dougkwan@google.com>
889
890 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
891 dynamic relocations for protected symbols in shared objects.
892
893 2012-03-13 Ian Lance Taylor <iant@google.com>
894
895 * resolve.cc (Symbol_table::resolve): When merging common symbols,
896 keep the larger alignment.
897
898 2012-03-12 Cary Coutant <ccoutant@google.com>
899
900 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
901 handling of DW_LNE_define_file.
902
903 2012-03-12 Cary Coutant <ccoutant@google.com>
904
905 * reduced_debug_output.cc
906 (Output_reduced_debug_info_section::get_die_end): Add new FORM
907 codes to switch.
908
909 2012-02-29 Cary Coutant <ccoutant@google.com>
910
911 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
912
913 2012-02-29 Cary Coutant <ccoutant@google.com>
914
915 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
916 Call Object::decompressed_section_contents.
917 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
918 New dtor.
919 (Sized_dwarf_line_info::buffer_start_): New data member.
920 * merge.cc (Output_merge_data::do_add_input_section): Call
921 Object::decompressed_section_contents.
922 (Output_merge_string::do_add_input_section): Likewise.
923 * object.cc (need_decompressed_section): New function.
924 (build_compressed_section_map): Decompress sections needed later.
925 (Sized_relobj_file::do_decompressed_section_contents): New function.
926 (Sized_relobj_file::do_discard_decompressed_sections): New function.
927 * object.h (Object::decompressed_section_contents): New function.
928 (Object::discard_decompressed_sections): New function.
929 (Object::do_decompressed_section_contents): New function.
930 (Object::do_discard_decompressed_sections): New function.
931 (Compressed_section_info): New type.
932 (Compressed_section_map): Include decompressed section contents.
933 (Sized_relobj_file::do_decompressed_section_contents): New function.
934 (Sized_relobj_file::do_discard_decompressed_sections): New function.
935
936 2012-02-16 Cary Coutant <ccoutant@google.com>
937
938 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
939 * testsuite/Makefile.in: Regenerate.
940
941 2012-02-14 Cary Coutant <ccoutant@google.com>
942
943 * options.cc (General_options::finalize): Disallow -pie and -static.
944
945 2012-02-03 Doug Kwan <dougkwan@google.com>
946
947 * arm.cc (Arm_relocate_functions::abs8,
948 Arm_relocate_functions::abs16): Use
949 Bits::has_signed_unsigned_overflow32.
950 (Arm_relocate_functions::thm_abs8): Correct range of
951 overflow check.
952 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
953 in assertions.
954
955 2012-02-02 Doug Kwan <dougkwan@google.com>
956
957 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
958 position independent outputs, not just shared objects.
959
960 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
961
962 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
963 * configure: Regenerated.
964
965 2012-01-27 Ian Lance Taylor <iant@google.com>
966
967 * reloc.h (Bits): New class with static functions, copied from
968 namespace utils in arm.cc.
969 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
970 instead.
971
972 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
973
974 * incremental.cc (write_info_blocks): Correct relocation offset.
975
976 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
977
978 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
979 (Relocate::tls_gd_to_le): Likewise.
980
981 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
982
983 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
984
985 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
986
987 * configure.ac: Check if -mcmodel=medium works.
988 * configure: Regenerated.
989
990 2012-01-24 Cary Coutant <ccoutant@google.com>
991
992 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
993 definition and ...
994 (read_unsigned_LEB_128_x): ... this new function.
995 (read_signed_LEB_128): Replaced with inline definition and ...
996 (read_signed_LEB_128_x): ... this new function.
997 * int_encoding.h (read_unsigned_LEB_128_x): New function.
998 (read_unsigned_LEB_128): Add inline definition.
999 (read_signed_LEB_128_x): New function.
1000 (read_signed_LEB_128): Add inline definition.
1001 * testsuite/Makefile.am (leb128_unittest): New unit test.
1002 * testsuite/Makefile.in: Regenerate.
1003 * testsuite/leb128_unittest.cc: New unit test.
1004
1005 2012-01-23 Ian Lance Taylor <iant@google.com>
1006
1007 PR gold/13617
1008 * i386.cc (Target_i386::do_code_fill): When using a jmp
1009 instruction, pad with nop instructions.
1010 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1011
1012 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1013
1014 * x86_64.cc (gc_process_relocs): Add typename on types used in
1015 template.
1016 (scan_relocs): Likewise.
1017 (relocate_section): Likewise.
1018 (apply_relocation): Likewise.
1019
1020 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1021
1022 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1023 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1024 under x32.
1025
1026 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1027
1028 * x86_64.cc: Initial support for x32.
1029
1030 2012-01-03 Cary Coutant <ccoutant@google.com>
1031
1032 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1033 Use abstract base class for GOT.
1034 * gold/output.h (class Output_data_got_base): New abstract base class.
1035 (class Output_data_got): Derive from new base class, adjust ctors.
1036 (Output_data_got::reserve_slot): Make virtual; rename to
1037 do_reserve_slot; Adjust callers.
1038 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1039 pointer to abstract base class.
1040 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1041
1042 2011-12-18 Ian Lance Taylor <iant@google.com>
1043
1044 * object.h (Relobj::local_symbol_value): New function.
1045 (Relobj::local_plt_offset): New function.
1046 (Relobj::local_has_got_offset): New function.
1047 (Relobj::local_got_offset): New function.
1048 (Relobj::set_local_got_offset): New function.
1049 (Relobj::do_local_symbol_value): New pure virtual function.
1050 (Relobj::do_local_plt_offset): Likewise.
1051 (Relobj::do_local_has_got_offset): Likewise.
1052 (Relobj::do_local_got_offset): Likewise.
1053 (Relobj::do_set_local_got_offset): Likewise.
1054 (Sized_relobj::do_local_has_got_offset): Rename from
1055 local_has_got_offset.
1056 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1057 (Sized_relobj::do_set_local_got_offset): Rename from
1058 set_local_got_offset.
1059 (Sized_relobj_file::do_local_plt_offset): Rename from
1060 local_plt_offset.
1061 (Sized_relobj_file::do_local_symbol_value): New function.
1062 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1063 local_plt_offset.
1064 * output.cc (Output_data_got::Got_entry::write): Change object to
1065 Relobj. Use local_symbol_value.
1066 (Output_data_got::add_global_with_rel): Change rel_dyn to
1067 Output_data_reloc_generic*. Use add_global_generic.
1068 (Output_data_got::add_global_with_rela): Remove. Change all
1069 callers to use add_global_with_rel.
1070 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1071 Output_data_reloc_generic*. Use add_global_generic.
1072 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1073 callers to use add_global_pair_with_rel.
1074 (Output_data_got::add_local): Change object to Relobj*.
1075 (Output_data_got::add_local_plt): Likewise.
1076 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1077 change rel_dyn to Output_data_reloc_generic*. Use
1078 add_local_generic.
1079 (Output_data_got::add_local_with_rela): Remove. Change all
1080 callers to use all_local_with_rel.
1081 (Output_data_got::add_local_pair_with_rel): Change object to
1082 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1083 add_output_section_generic.
1084 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1085 callers to use add_local_pair_with_rel.
1086 (Output_data_got::reserve_local): Change object to Relobj*.
1087 * output.h: (class Output_data_reloc_generic): Add pure virtual
1088 declarations for add_global_generic, add_local_generic,
1089 add_output_section_generic.
1090 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1091 functions for Output_data_reloc_generic. Update declarations for
1092 changes listed in output.cc.
1093 (class Output_data_got): Change template parameter to got_size.
1094 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1095 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1096 function.
1097 (Sized_relobj_incr::do_local_plt_offset): New function.
1098 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1099 add_global_generic.
1100
1101 2011-12-17 Cary Coutant <ccoutant@google.com>
1102
1103 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1104 * resolve.cc (Symbol_table::resolve): Likewise.
1105 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1106 arrays.
1107 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1108
1109 2011-12-16 Ian Lance Taylor <iant@google.com>
1110
1111 * output.h (Output_data_reloc_generic::add): Only call
1112 add_dynamic_reloc if this is a dynamic reloc section.
1113
1114 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1115
1116 PR gold/13505
1117 * target-reloc.h (apply_relocation): Replace <64, false> with
1118 <size, big_endian>.
1119
1120 2011-11-25 Nick Clifton <nickc@redhat.com>
1121
1122 * po/it.po: New Italian translation.
1123
1124 2011-11-17 Sterling Augustine <saugustine@google.com>
1125
1126 * script.cc (script_include_directive): Implement.
1127 (read_script_file): New local variables name and search_path. Update
1128 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1129 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1130 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1131
1132 2011-11-11 Sterling Augustine <saugustine@google.com>
1133
1134 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1135 (file_or_sections_cmd): Likewise.
1136
1137 2011-11-11 Doug Kwan <dougkwan@google.com>
1138
1139 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1140 if --just-symbols is given.
1141
1142 2011-11-10 Doug Kwan <dougkwan@google.com>
1143
1144 PR gold/13362
1145 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1146 when processing data relocs.
1147 * reloc.h (Relocate_functions::rel_unaligned): New method.
1148 (Relocate_functions::pcrel_unaligned): Ditto.
1149 (Relocate_functions::rel32_unaligned): Ditto.
1150 (Relocate_functions::pcrel32_unaligned): Ditto.
1151
1152 2011-11-09 Doug Kwan <dougkwan@google.com>
1153
1154 PR gold/13362
1155 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1156 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1157 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1158 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1159 (Relocate_functions::rel_unaligned): New.
1160 (Relocate_functions::rel32_unaligned): New.
1161 * target-reloc.h (relocate_for_relocatable): Add code to handle
1162 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1163 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1164 arm_unaligned_reloc_r): New targets.
1165 * testsuite/Makefile.in: Regenerate.
1166 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1167 linking.
1168
1169 2011-11-02 Ian Lance Taylor <iant@google.com>
1170
1171 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1172 NATIVE_LINKER.
1173 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1174 * options.cc (General_options::finalize): Use library search path
1175 from configure script if specified. If not native and no sysroot,
1176 only search TOOLLIBDIR.
1177 * options.h (Search_directory::Search_directory): Change name to
1178 const std::string&.
1179 (General_options::add_to_library_path_with_sysroot): Change arg to
1180 const std::string&.
1181 * configure, Makefile.in, config.in: Rebuild.
1182
1183 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1184
1185 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1186 we are working around the ARM1176 Erratum.
1187 * options.h (General_options::fix_arm1176): Add option.
1188 * testsuite/Makefile.am: Add testcases, and keep current ones
1189 working.
1190 * testsuite/Makefile.in: Regenerate.
1191 * testsuite/arm_fix_1176.s: New file.
1192 * testsuite/arm_fix_1176.sh: Likewise.
1193
1194 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1195
1196 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1197 may_use_blx_.
1198 (Target_arm::may_use_blx): Remove method.
1199 (Target_arm::set_may_use_blx): Likewise.
1200 (Target_arm::may_use_v4t_interworking): New method.
1201 (Target_arm::may_use_v5t_interworking): Likewise.
1202 (Target_arm::may_use_blx_): Remove member variable.
1203 (Arm_relocate_functions::arm_branch_common): Check for v5T
1204 interworking.
1205 (Arm_relocate_functions::thumb_branch_common): Likewise.
1206 (Reloc_stub::stub_type_for_reloc): Likewise.
1207 (Target_arm::do_finalize_sections): Correct interworking checks.
1208 * testsuite/Makefile.am: Add new tests.
1209 * testsuite/Makefile.in: Regenerate.
1210 * testsuite/arm_farcall_arm_arm.s: New test.
1211 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1212 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1213 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1214 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1215 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1216 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1217 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1218
1219 2011-10-31 Cary Coutant <ccoutant@google.com>
1220
1221 PR gold/13023
1222 * expression.cc (Expression::eval_with_dot): Add
1223 is_section_dot_assignment parameter.
1224 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1225 absolute and assigning to dot within a section.
1226 * script-sections.cc
1227 (Output_section_element_assignment::set_section_addresses): Pass
1228 dot_section to set_if_absolute.
1229 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1230 as is_section_dot_assignment flag to eval_with_dot.
1231 (Output_section_element_dot_assignment::set_section_addresses):
1232 Likewise.
1233 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1234 parameter. Also set value if relative to dot_section; set the
1235 symbol's output_section.
1236 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1237 parameter. Adjust all callers.
1238 (Expression::eval_maybe_dot): Likewise.
1239 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1240 Adjust all callers.
1241 * testsuite/script_test_2.t: Test assignment of an absolute value
1242 to dot within an output section element.
1243
1244 2011-10-31 Cary Coutant <ccoutant@google.com>
1245
1246 * options.h (class General_options): Add --[no-]gnu-unique options.
1247 * symtab.cc (Symbol_table::sized_write_globals): Convert
1248 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1249
1250 2011-10-31 Cary Coutant <ccoutant@google.com>
1251
1252 PR gold/13359
1253 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1254 unnecessary assertion.
1255 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1256
1257 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1258
1259 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1260 gc_mark_symbol.
1261 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1262 gc_mark_symbol.
1263 Change to just keep the section associated with symbol.
1264 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1265 they are externally visible and --export-dynamic is turned on.
1266 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1267
1268 2011-10-19 Ian Lance Taylor <iant@google.com>
1269
1270 PR gold/13163
1271 * script-sections.cc
1272 (Output_section_element_dot_assignment::needs_output_section): New
1273 function.
1274
1275 2011-10-19 Ian Lance Taylor <iant@google.com>
1276
1277 PR gold/13204
1278 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1279 --section-start option was seen.
1280 * options.h (General_options::any_section_start): New function.
1281
1282 2011-10-18 David S. Miller <davem@davemloft.net>
1283
1284 PR binutils/13301
1285 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1286 member to track relocation locations that have moved during TLS
1287 reloc optimizations.
1288 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1289 (Target_sparc::Relocate::relocate): Adjust view down by 4
1290 bytes if it matches reloc_adjust_addr_.
1291 (Target_sparc::Relocate::relocate_tls): Always move the
1292 __tls_get_addr call delay slot instruction forward 4 bytes when
1293 performing relaxation.
1294
1295 2011-10-18 Cary Coutant <ccoutant@google.com>
1296
1297 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1298 (Output_file::map_no_anonymous): Check for non-zero
1299 return code from posix_fallocate.
1300
1301 2011-10-17 Cary Coutant <ccoutant@google.com>
1302
1303 PR gold/13245
1304 * plugin.cc (is_visible_from_outside): Check for symbols
1305 referenced from dynamic objects.
1306 * resolve.cc (Symbol_table::resolve): Don't count references
1307 from dynamic objects as references from real ELF files.
1308 * testsuite/plugin_test_2.sh: Adjust expected result.
1309
1310 2011-10-17 Cary Coutant <ccoutant@google.com>
1311
1312 * gold.cc: Include timer.h.
1313 (queue_middle_tasks): Stamp time.
1314 (queue_final_tasks): Likewise.
1315 * main.cc (main): Store timer in parameters. Print timers
1316 for each pass.
1317 * parameters.cc (Parameters::Parameters): Initialize timer_.
1318 (Parameters::set_timer): New function.
1319 (set_parameters_timer): New function.
1320 * parameters.h (Parameters::set_timer): New function.
1321 (Parameters::timer): New function.
1322 (Parameters::timer_): New data member.
1323 (set_parameters_timer): New function.
1324 * timer.cc (Timer::stamp): New function.
1325 (Timer::get_pass_time): New function.
1326 * timer.h (Timer::stamp): New function.
1327 (Timer::get_pass_time): New function.
1328 (Timer::pass_times_): New data member.
1329
1330 2011-10-17 Cary Coutant <ccoutant@google.com>
1331
1332 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1333 task for members of lib groups.
1334
1335 2011-10-17 Cary Coutant <ccoutant@google.com>
1336
1337 PR gold/13288
1338 * fileread.cc (File_read::find_view): Add assert.
1339 (File_read::make_view): Move bounds check (replace with assert)...
1340 (File_read::find_or_make_view): ... to here.
1341
1342 2011-10-12 Cary Coutant <ccoutant@google.com>
1343
1344 * output.cc (Output_file::open_base_file): Handle case where
1345 ::read returns less than requested size.
1346
1347 2011-10-10 Cary Coutant <ccoutant@google.com>
1348
1349 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1350 Initialize defined_count_.
1351 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1352 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1353 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1354 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1355 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1356 * incremental.h (Sized_relobj_incr::defined_count_): New data
1357 member.
1358 (Sized_incr_dynobj::defined_count_): New data member.
1359 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1360 Return zeroes instead of internal error.
1361
1362 2011-10-10 Cary Coutant <ccoutant@google.com>
1363
1364 PR gold/13249
1365 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1366 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1367 * output.h (class Output_reloc): Add use_plt_offset flag.
1368 (Output_reloc::type_): Adjust size of bit field.
1369 (Output_reloc::use_plt_offset_): New bit field.
1370 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1371 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1372 flag. Adjust all callers.
1373 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1374 creating RELATIVE relocations.
1375
1376 2011-10-10 Nick Clifton <nickc@redhat.com>
1377
1378 * po/es.po: Updated Spanish translation.
1379 * po/fi.po: Updated Finnish translation.
1380
1381 2011-10-03 Diego Novillo <dnovillo@google.com>
1382
1383 * options.cc (parse_uint): Fix dereference of RETVAL.
1384
1385 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1386
1387 * layout.h (section_order_map_): New member.
1388 (get_section_order_map): New member function.
1389 * output.cc (Output_section::add_input_section): Check for patterns
1390 only when --section-ordering-file is specified.
1391 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1392 output_sections have been formed.
1393 * layout.cc (Layout_Layout): Initialize section_order_map_.
1394 * plugin.cc (update_section_order): Store order in order_map. Do not
1395 update the order.
1396 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1397 * testsuite/Makefile.in: Regenerate.
1398 * testsuite/plugin_section_order.c: New file.
1399 * testsuite/plugin_final_layout.cc: New file.
1400 * testsuite/plugin_final_layout.sh: New file.
1401
1402 2011-09-29 Cary Coutant <ccoutant@google.com>
1403
1404 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1405 Check for NULL.
1406 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1407 symbols during incremental update.
1408 (Symbol_table::add_from_dynobj): Likewise.
1409
1410 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1411 Ian Lance Taylor <iant@google.com>
1412
1413 * symtab.cc (Symbol_table::define_special_symbol): Always
1414 canonicalize version string.
1415
1416 2011-09-26 Cary Coutant <ccoutant@google.com>
1417
1418 * gold.cc (queue_initial_tasks): Move option checks ...
1419 * options.cc (General_options::finalize): ... to here. Disable
1420 some options; make others fatal.
1421
1422 2011-09-26 Cary Coutant <ccoutant@google.com>
1423
1424 gcc PR lto/47247
1425 * plugin.cc (get_symbols_v2): New function.
1426 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1427 (is_referenced_from_outside): New function.
1428 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1429 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1430 (get_symbols): Pass version parameter.
1431 (get_symbols_v2): New function.
1432 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1433 parameter.
1434 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1435 (onload): Add LDPT_GET_SYMBOLS_V2.
1436 (all_symbols_read_hook): Use get_symbols_v2; check for
1437 LDPR_PREVAILING_DEF_IRONLY_EXP.
1438 * testsuite/plugin_test_3.sh: Update expected results.
1439
1440 2011-09-23 Simon Baldwin <simonb@google.com>
1441
1442 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1443 configuration options.
1444 * configure: Regenerate.
1445 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1446 * Makefile.in: Regenerate.
1447 * testsuite/Makefile.in: Regenerate.
1448
1449 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1450
1451 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1452
1453 2011-09-19 Cary Coutant <ccoutant@google.com>
1454
1455 * incremental.cc (can_incremental_update): Fix typo in comment.
1456 * incremental.h (can_incremental_update): Likewise.
1457
1458 2011-09-18 Cary Coutant <ccoutant@google.com>
1459
1460 * incremental.cc (can_incremental_update): New function.
1461 * incremental.h (can_incremental_update): New function.
1462 * layout.cc (Layout::init_fixed_output_section): Call it.
1463 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1464 * object.cc (Sized_relobj_file::do_layout): Call
1465 can_incremental_update.
1466
1467 2011-09-13 Cary Coutant <ccoutant@google.com>
1468
1469 * configure.ac: Check for glibc support for gnu_indirect_function
1470 support with static linking, setting automake conditional
1471 IFUNC_STATIC.
1472 * Makefile.in: Regenerate.
1473 * configure: Regenerate.
1474
1475 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1476 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1477 for IFUNC_STATIC.
1478 * testsuite/Makefile.in: Regenerate.
1479
1480 2011-09-13 Cary Coutant <ccoutant@google.com>
1481
1482 * incremental.cc (Sized_relobj_incr::do_layout): Call
1483 report_comdat_group for kept comdat sections.
1484 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1485 * testsuite/Makefile.in: Regenerate.
1486 * testsuite/incr_comdat_test_1.cc: New source file.
1487 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1488 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1489 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1490
1491 2011-09-13 Ian Lance Taylor <iant@google.com>
1492
1493 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1494 variable external_symbols_offset.
1495
1496 2011-09-12 Ian Lance Taylor <iant@google.com>
1497
1498 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1499 triggered if object has no symbols.
1500
1501 2011-09-09 David S. Miller <davem@davemloft.net>
1502
1503 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1504 (Output_fill_debug_line::do_write): Likewise.
1505
1506 2011-08-29 Cary Coutant <ccoutant@google.com>
1507
1508 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1509 casts to match formatting specs.
1510 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1511
1512 2011-08-26 Cary Coutant <ccoutant@google.com>
1513
1514 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1515 remaining hole size when allocating.
1516 (Layout::make_output_section): Set fill methods for debug sections.
1517 * layout.h (Free_list::Free_list_node): Move from private to
1518 public.
1519 (Free_list::set_min_hole_size): New function.
1520 (Free_list::begin, Free_list::end): New functions.
1521 (Free_list::min_hole_): New data member.
1522 * output.cc: Include dwarf.h.
1523 (Output_fill_debug_info::do_minimum_hole_size): New function.
1524 (Output_fill_debug_info::do_write): New function.
1525 (Output_fill_debug_line::do_minimum_hole_size): New function.
1526 (Output_fill_debug_line::do_write): New function.
1527 (Output_section::Output_section): Initialize new data member.
1528 (Output_section::set_final_data_size): Ensure patch space is larger
1529 than minimum hole size.
1530 (Output_section::do_write): Fill holes in debug sections.
1531 * output.h (Output_fill): New class.
1532 (Output_fill_debug_info): New class.
1533 (Output_fill_debug_line): New class.
1534 (Output_section::set_free_space_fill): New function.
1535 (Output_section::free_space_fill_): New data member.
1536 * testsuite/Makefile.am (incremental_test_3): Add
1537 --incremental-patch option.
1538 (incremental_test_4): Likewise.
1539 (incremental_test_5): Likewise.
1540 (incremental_test_6): Likewise.
1541 (incremental_copy_test): Likewise.
1542 (incremental_common_test_1): Likewise.
1543 * testsuite/Makefile.in: Regenerate.
1544
1545 2011-08-26 Nick Clifton <nickc@redhat.com>
1546
1547 * po/es.po: Updated Spanish translation.
1548
1549 2011-08-01 Cary Coutant <ccoutant@google.com>
1550
1551 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1552 * gold/testsuite/Makefile.in: Regenerate.
1553 * gold/testsuite/justsyms_exec.c: New source file.
1554 * gold/testsuite/justsyms_lib.c: New source file.
1555
1556 2011-08-01 Cary Coutant <ccoutant@google.com>
1557
1558 * layout.cc (Layout::set_segment_offsets): Don't realign text
1559 segment if -Ttext was specified.
1560 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1561 file type.
1562 * object.h (Sized_relobj_file::e_type): New function.
1563 (Sized_relobj_file::e_type_): New data member.
1564 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1565 base address for ET_EXEC files.
1566 * target.cc (Target::do_make_elf_object_implementation): Allow
1567 ET_EXEC files with --just-symbols option.
1568
1569 2011-07-28 Cary Coutant <ccoutant@google.com>
1570
1571 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1572 Add thread_number parameter.
1573 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1574 * workqueue-threads.cc
1575 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1576 current thread if its thread number is greater than desired thread
1577 count.
1578 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1579 Add thread_number parameter.
1580 (Workqueue::should_cancel_thread): Likewise.
1581 (Workqueue::find_runnable_or_wait): Pass thread_number to
1582 should_cancel_thread.
1583 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1584 parameter.
1585
1586 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1587
1588 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1589 only after checking if it cannot be forced local.
1590 * symtab.h (is_externally_visible): Check if the symbol is not forced
1591 local.
1592
1593 2011-07-15 Ian Lance Taylor <iant@google.com>
1594
1595 * options.h (class General_options): Add --print-output-format.
1596 Move -EL next to -EB, for better --help output.
1597 * target-select.cc: Include <cstdio>, "options.h", and
1598 "parameters.h".
1599 (Target_selector::do_target_bfd_name): New function.
1600 (print_output_format): New function.
1601 * target-select.h (class Target_selector): Update declarations.
1602 (Target_selector::target_bfd_name): New function.
1603 (print_output_format): Declare.
1604 * main.cc: Include "target-select.h".
1605 (main): Handle --print-output-format.
1606 * gold.cc: Include "target-select.h".
1607 (queue_initial_tasks): Handle --print-output-format when there are
1608 no input files.
1609 * parameters.cc (parameters_force_valid_target): Give a better
1610 error message if -EB/-EL does not match target.
1611 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1612 function.
1613
1614 2011-07-15 Ian Lance Taylor <iant@google.com>
1615
1616 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1617 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1618 (Output_data_plt_i386::do_write): Write address of .dynamic
1619 section to first entry in .got.plt section.
1620 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1621 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1622 Initialize layout_.
1623 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1624 section to first entry in .got.plt section.
1625 * layout.h (Layout::dynamic_section): New function.
1626
1627 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1628
1629 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1630 to claim_file call.
1631 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1632 input_section_position_, and input_section_glob_.
1633 (read_layout_from_file): Call function section_ordering_specified.
1634 * layout.h (is_section_ordering_specified): New function.
1635 (section_ordering_specified): New function.
1636 (section_ordering_specified_): New boolean member.
1637 * main.cc(main): Call load_plugins after layout object is defined.
1638 * output.cc (Output_section::add_input_section): Use
1639 function section_ordering_specified to check if section ordering is
1640 needed.
1641 * output.cc (Output_section::add_relaxed_input_section): Use
1642 function section_ordering_specified to check if section ordering is
1643 needed.
1644 (Output_section::update_section_layout): New function.
1645 (Output_section::sort_attached_input_sections): Check if input section
1646 must be reordered.
1647 * output.h (Output_section::update_section_layout): New function.
1648 * plugin.cc (get_section_count): New function.
1649 (get_section_type): New function.
1650 (get_section_name): New function.
1651 (get_section_contents): New function.
1652 (update_section_order): New function.
1653 (allow_section_ordering): New function.
1654 (Plugin::load): Add the new interfaces to the transfer vector.
1655 (Plugin_manager::load_plugins): New parameter.
1656 (Plugin_manager::all_symbols_read): New parameter.
1657 (Plugin_manager::claim_file): New parameter. Save the elf object for
1658 unclaimed objects.
1659 (Plugin_manager::get_elf_object): New function.
1660 (Plugin_manager::get_view): Change to directly use the bool to check
1661 if get_view is called from claim_file_hook.
1662 * plugin.h (input_objects): New function
1663 (Plugin__manager::load_plugins): New parameter.
1664 (Plugin_manager::claim_file): New parameter.
1665 (Plugin_manager::get_elf_object): New function.
1666 (Plugin_manager::in_claim_file_handler): New function.
1667 (Plugin_manager::in_claim_file_handler_): New member.
1668 (layout): New function.
1669 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1670 handler with an extra parameter. Make the elf object before calling
1671 claim_file handler.
1672 * testsuite/plugin_test.c (get_section_count): New function pointer.
1673 (get_section_type): New function pointer.
1674 (get_section_name): New function pointer.
1675 (get_section_contents): New function pointer.
1676 (update_section_order): New function pointer.
1677 (allow_section_ordering): New function pointer.
1678 (onload): Check if the new interfaces exist.
1679
1680 2011-07-13 Ian Lance Taylor <iant@google.com>
1681
1682 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1683 relro section.
1684 * x86_64.cc (Target_x86_64::got_section): Likewise.
1685 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1686 (relro_now_test_SOURCES): New variable.
1687 (relro_now_test_DEPENDENCIES): New variable.
1688 (relro_now_test_LDFLAGS): New variable.
1689 (relro_now_test_LDADD): New variable.
1690 (relro_now_test.so): New target.
1691 * testsuite/Makefile.in: Rebuild.
1692
1693 2011-07-12 Ian Lance Taylor <iant@google.com>
1694
1695 PR gold/12980
1696 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1697 GLOB_DAT relocation rather than a RELATIVE relocation for a
1698 protected symbol when creating a shared library.
1699 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1700 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1701 * testsuite/protected_main_1.cc (main): Test that protected
1702 function has same address.
1703
1704 2011-07-11 Ian Lance Taylor <iant@google.com>
1705
1706 PR gold/12979
1707 * options.h (class General_options): Add -Bgroup.
1708 * options.cc (General_options::finalize): If -Bgroup is set,
1709 default to --unresolved-symbols=report-all.
1710 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1711 * target-reloc.h (issue_undefined_symbol_error): Handle
1712 --unresolved-symbols=report-all.
1713
1714 2011-07-08 Ian Lance Taylor <iant@google.com>
1715
1716 PR gold/11985
1717 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1718 if linker script discards key sections.
1719 (Layout::create_dynamic_symtab): Likewise.
1720 (Layout::assign_local_dynsym_offsets): Likewise.
1721 (Layout::sized_create_version_sections): Likewise.
1722 (Layout::create_interp): Likewise.
1723 (Layout::finish_dynamic_section): Likewise.
1724 (Layout::set_dynamic_symbol_size): Likewise.
1725
1726 2011-07-08 Ian Lance Taylor <iant@google.com>
1727
1728 PR gold/12386
1729 * options.h (class General_options): Add --unresolved-symbols.
1730 * target-reloc.h (issue_undefined_symbol_error): Check
1731 --unresolved-symbols. Add comments.
1732
1733 2011-07-08 Ian Lance Taylor <iant@google.com>
1734
1735 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1736 expression more complex.
1737
1738 2011-07-08 Ian Lance Taylor <iant@google.com>
1739
1740 PR gold/11317
1741 * target-reloc.h (issue_undefined_symbol_error): New inline
1742 function, broken out of relocate_section.
1743 (relocate_section): Call issue_undefined_symbol_error.
1744 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1745 there is no TLS segment if we are about to issue an undefined
1746 symbol error.
1747 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1748
1749 2011-07-08 Ian Lance Taylor <iant@google.com>
1750
1751 PR gold/12279
1752 * resolve.cc (Symbol_table::should_override): Add fromtype
1753 parameter. Change all callers. Give error when linking together
1754 TLS and non-TLS symbol.
1755 (Symbol_table::should_override_with_special): Add fromtype
1756 parameter. Change all callers.
1757 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1758 there is no TLS segment if we have reported some errors.
1759 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1760
1761 2011-07-08 Ian Lance Taylor <iant@google.com>
1762
1763 PR gold/12372
1764 * target.h (Target::plt_address_for_global): New function.
1765 (Target::plt_address_for_local): New function.
1766 (Target::plt_section_for_global): Remove.
1767 (Target::plt_section_for_local): Remove.
1768 (Target::do_plt_address_for_global): New virtual function.
1769 (Target::do_plt_address_for_local): New virtual function.
1770 (Target::do_plt_section_for_global): Remove.
1771 (Target::do_plt_section_for_local): Remove.
1772 (Target::register_global_plt_entry): Add Symbol_table and Layout
1773 parameters.
1774 * output.cc (Output_data_got::Got_entry::write): Use
1775 plt_address_for_global and plt_address_for_local.
1776 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1777 address of output section.
1778 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1779 got_irelative_, and irelative_count_ fields. Update
1780 declarations.
1781 (Output_data_plt_i386::has_irelative_section): New function.
1782 (Output_data_plt_i386::entry_count): Add irelative_count_.
1783 (Output_data_plt_i386::set_final_data_size): Likewise.
1784 (class Target_i386): Add got_irelative_ and rel_irelative_
1785 fields. Update declarations.
1786 (Target_i386::Target_i386): Initialize new fields.
1787 (Target_i386::do_plt_address_for_global): New function replacing
1788 do_plt_section_for_global.
1789 (Target_i386::do_plt_address_for_local): New function replacing
1790 do_plt_section_for_local.
1791 (Target_i386::got_section): Create got_irelative_.
1792 (Target_i386::rel_irelative_section): New function.
1793 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1794 fields. Don't define __rel_iplt_{start,end}.
1795 (Output_data_plt_i386::add_entry): Add symtab and layout
1796 parameters. Change all callers. Use different PLT and GOT for
1797 IFUNC symbols.
1798 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1799 layout parameters. Change all callers. Use different PLT and
1800 GOT.
1801 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1802 (Output_data_plt_i386::rel_irelative): New function.
1803 (Output_data_plt_i386::address_for_global): New function.
1804 (Output_data_plt_i386::address_for_local): New function.
1805 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1806 IRELATIVE GOT when changing IFUNC GOT entries.
1807 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1808 reloc.
1809 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1810 if we didn't create an IRELATIVE GOT.
1811 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1812 plt_address_for_local.
1813 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1814 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1815 got_irelative_, and irelative_count_ fields. Update
1816 declarations.
1817 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1818 Initialize new fields. Remove symtab parameter. Change all
1819 callers.
1820 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1821 irelative_count_.
1822 (Output_data_plt_x86_64::has_irelative_section): New function.
1823 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1824 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1825 fields. Update declarations.
1826 (Target_x86_64::Target_x86_64): Initialize new fields.
1827 (Target_x86_64::do_plt_address_for_global): New function replacing
1828 do_plt_section_for_global.
1829 (Target_x86_64::do_plt_address_for_local): New function replacing
1830 do_plt_section_for_local.
1831 (Target_x86_64::got_section): Create got_irelative_.
1832 (Target_x86_64::rela_irelative_section): New function.
1833 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1834 all callers. Don't create __rel_iplt_{start,end}.
1835 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1836 parameters. Change all callers. Use different PLT and GOT for
1837 IFUNC symbols.
1838 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1839 layout parameters. Change all callers. Use different PLT and
1840 GOT.
1841 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1842 parameters. Change all callers. Use different PLT and GOT for
1843 IFUNC symbols.
1844 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1845 (Output_data_plt_x86_64::rela_irelative): New function.
1846 (Output_data_plt_x86_64::address_for_global): New function.
1847 (Output_data_plt_x86_64::address_for_local): New function.
1848 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1849 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1850 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1851 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1852 parameters.
1853 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1854 reloc.
1855 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1856 symbols if we didn't create an IRELATIVE GOT.
1857 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1858 plt_address_for_local.
1859 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1860 * testsuite/ifuncvar1.c: New test file.
1861 * testsuite/ifuncvar2.c: New test file.
1862 * testsuite/ifuncvar3.c: New test file.
1863 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1864 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1865 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1866 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1867 * testsuite/Makefile.in: Rebuild.
1868
1869 2011-07-07 Cary Coutant <ccoutant@google.com>
1870
1871 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1872 (two_file_test_1_ndebug.o): Likewise.
1873 (two_file_test_1b_ndebug.o): Likewise.
1874 (two_file_test_2_ndebug.o): Likewise.
1875 (two_file_test_main_ndebug.o): Likewise.
1876 (incremental_test_2): Link with no-debug versions.
1877
1878 2011-07-06 Cary Coutant <ccoutant@google.com>
1879
1880 * gold/incremental.cc
1881 (Output_section_incremental_inputs::write_info_blocks): Check for
1882 hidden and internal symbols.
1883
1884 2011-07-06 Cary Coutant <ccoutant@google.com>
1885
1886 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1887 Check disposition for startup file.
1888 (Incremental_inputs::report_command_line): Ignore
1889 --incremental-startup-unchanged option.
1890 * options.cc (General_options::parse_incremental_startup_unchanged):
1891 New function.
1892 (General_options::General_options): Initialize new data member.
1893 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1894 (General_options): Add --incremental-startup-unchanged option.
1895 (General_options::incremental_startup_disposition): New function.
1896 (General_options::incremental_startup_disposition_): New data member.
1897
1898 2011-07-06 Cary Coutant <ccoutant@google.com>
1899
1900 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1901 input file index to Script_info ctor.
1902 (Sized_incremental_binary::do_file_has_changed): Find the
1903 command-line argument for files named in scripts.
1904 * incremental.h (Script_info::Script_info): New ctor
1905 with input file index.
1906 (Script_info::input_file_index): New function.
1907 (Script_info::input_file_index_): New data member.
1908 (Incremental_binary::get_library): Add const.
1909 (Incremental_binary::get_script_info): Add const.
1910 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1911 * testsuite/Makefile.am (incremental_test_5): New test case.
1912 (incremental_test_6): New test case.
1913 * testsuite/Makefile.in: Regenerate.
1914
1915 2011-07-06 Cary Coutant <ccoutant@google.com>
1916
1917 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1918 debug output when command lines differ.
1919
1920 2011-07-06 Cary Coutant <ccoutant@google.com>
1921
1922 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1923 --incremental-patch option.
1924 * layout.cc (Free_list::allocate): Extend allocation beyond original
1925 end if enabled.
1926 (Layout::make_output_section): Mark sections that should get
1927 patch space.
1928 * options.cc (parse_percent): New function.
1929 * options.h (parse_percent): New function.
1930 (DEFINE_percent): New macro.
1931 (General_options): Add --incremental-patch option.
1932 * output.cc (Output_section::Output_section): Initialize new data
1933 members.
1934 (Output_section::add_input_section): Print section name when out
1935 of patch space.
1936 (Output_section::add_output_section_data): Likewise.
1937 (Output_section::set_final_data_size): Add patch space when
1938 doing --incremental-full.
1939 (Output_section::do_reset_address_and_file_offset): Remove patch
1940 space.
1941 (Output_segment::set_section_list_addresses): Print debug output
1942 only if --incremental-update.
1943 * output.h (Output_section::set_is_patch_space_allowed): New function.
1944 (Output_section::is_patch_space_allowed_): New data member.
1945 (Output_section::patch_space_): New data member.
1946 * parameters.cc (Parameters::incremental_full): New function.
1947 * parameters.h (Parameters::incremental_full): New function
1948 * testsuite/Makefile.am (incremental_test_2): Add test for
1949 --incremental-patch option.
1950 * testsuite/Makefile.in: Regenerate.
1951 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1952 (t18): Remove function body.
1953
1954 2011-07-05 Doug Kwan <dougkwan@google.com>
1955
1956 PR gold/12771
1957 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1958 Arm_Address type for relocation result.
1959 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1960 overflow check.
1961 (Arm_relocate_functions::abs32): Use unaligned access.
1962 (Arm_relocate_functions::rel32): Ditto.
1963 (Arm_relocate_functions::prel31): Ditto.
1964 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1965 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1966 static data relocations.
1967 * testsuite/Makefile.in: Regnerate.
1968 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1969
1970 2011-07-05 Ian Lance Taylor <iant@google.com>
1971
1972 PR gold/12392
1973 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1974 symbols if necessary.
1975 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1976
1977 2011-07-05 Ian Lance Taylor <iant@google.com>
1978
1979 PR gold/12952
1980 * resolve.cc (Symbol::override_base_with_special): Simply override
1981 version with special symbol version, ignoring previous version.
1982
1983 2011-07-05 Ian Lance Taylor <iant@google.com>
1984
1985 * object.cc (Sized_relobj_file::include_section_group): Add
1986 information to comment about signature location.
1987
1988 2011-07-02 Ian Lance Taylor <iant@google.com>
1989
1990 PR gold/12957
1991 * options.h (class General_options): Add -f and -F.
1992 * options.cc (General_options::finalize): Fatal error if -f/-F
1993 are used without -shared.
1994 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1995
1996 2011-07-02 Ian Lance Taylor <iant@google.com>
1997
1998 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1999
2000 2011-07-01 Ian Lance Taylor <iant@google.com>
2001
2002 PR gold/12525
2003 PR gold/12952
2004 * resolve.cc (Symbol::override_base_with_special): Don't override
2005 the version if the overriding symbol has a different name.
2006 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2007 all callers. If we give an error about an undefined version,
2008 define the base version if necessary.
2009 * dynobj.h (class Versions): Update declaration.
2010 * testsuite/weak_alias_test_5.cc: New file.
2011 * testsuite/weak_alias_test.script: New file.
2012 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2013 and versioned_alias have the right value, and call t2.
2014 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2015 weak_alias_test_5.so.
2016 (weak_alias_test_LDADD): Likewise.
2017 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2018 * testsuite/Makefile.in: Rebuild.
2019
2020 2011-07-01 Ian Lance Taylor <iant@google.com>
2021
2022 PR gold/12525
2023 * options.h (class General_options): Support -z notext.
2024 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2025 -Wl,-z,notext.
2026 (two_file_shared_nonpic.so): Likewise.
2027 (two_file_shared_mixed.so): Likewise.
2028 (two_file_shared_mixed_1.so): Likewise.
2029 (weak_undef_lib_nonpic.so): Likewise.
2030 (alt/weak_undef_lib_nonpic.so): Likewise.
2031 (tls_test_shared_nonpic.so): Likewise.
2032 * testsuite/Makefile.in: Rebuild.
2033
2034 2011-07-01 Ian Lance Taylor <iant@google.com>
2035
2036 PR gold/12525
2037 * configure.ac: Test whether static linking works, setting
2038 the automake conditional HAVE_STATIC.
2039 * testsuite/Makefile.am: Disable tests using -static if
2040 HAVE_STATIC is not true.
2041 * configure, testsuite/Makefile.in: Rebuild.
2042
2043 2011-07-01 Ian Lance Taylor <iant@google.com>
2044
2045 PR gold/12525
2046 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2047 Assert if we see DW_EH_PE_indirect.
2048 * target.h (Target::ehframe_datarel_base): New function.
2049 (Target::do_ehframe_datarel_base): New target function.
2050 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2051 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2052 function.
2053
2054 2011-07-01 Ian Lance Taylor <iant@google.com>
2055
2056 PR gold/12571
2057 * options.h (class General_options): Add
2058 --ld-generated-unwind-info.
2059 * ehframe.cc (Fde::write): Add address parameter. Change all
2060 callers. If associated with PLT, fill in address and size.
2061 (Cie::set_output_offset): Only add merge mapping if there is an
2062 object.
2063 (Cie::write): Add address parameter. Change all callers.
2064 (Eh_frame::add_ehframe_for_plt): New function.
2065 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2066 input_offset_ fields into union u_, with new plt field.
2067 (Fde::Fde): Adjust for new union field.
2068 (Fde::Fde) [Output_data version]: New constructor.
2069 (Fde::add_mapping): Only add merge mapping if there is an object.
2070 (class Cie): Update declarations.
2071 (class Eh_frame): Declare add_ehframe_for_plt.
2072 * layout.cc (Layout::layout_eh_frame): Break out code into
2073 make_eh_frame_section, and call it.
2074 (Layout::make_eh_frame_section): New function.
2075 (Layout::add_eh_frame_for_plt): New function.
2076 * layout.h (class Layout): Update declarations.
2077 * merge.cc (Merge_map::add_mapping): Add assertion.
2078 * i386.cc: Include "dwarf.h".
2079 (class Output_data_plt_i386): Make first_plt_entry,
2080 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2081 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2082 and plt_eh_frame_fde.
2083 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2084 boundary. Call add_eh_frame_for_plt if appropriate.
2085 * x86_64.cc: Include "dwarf.h".
2086 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2087 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2088 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2089 and plt_eh_frame_fde.
2090 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2091 appropriate.
2092
2093 2011-06-29 Ian Lance Taylor <iant@google.com>
2094
2095 PR gold/12629
2096 * object.cc (Sized_relobj_file::layout_section): Change shdr
2097 parameter to be const.
2098 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2099 out of do_layout.
2100 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2101 appropriate. Call layout_eh_frame_section.
2102 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2103 sections.
2104 * object.h (class Sized_relobj_file): Update declarations.
2105
2106 2011-06-29 Ian Lance Taylor <iant@google.com>
2107
2108 PR gold/12652
2109 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2110 modifier.
2111 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2112
2113 2011-06-29 Ian Lance Taylor <iant@google.com>
2114
2115 PR gold/12675
2116 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2117 SHT_X86_64_UNWIND.
2118 * layout.cc (Layout::layout_eh_frame): Likewise.
2119
2120 2011-06-29 Ian Lance Taylor <iant@google.com>
2121
2122 PR gold/12695
2123 * layout.cc (Layout::symtab_section_shndx): New function.
2124 * layout.h (class Layout): Declare symtab_section_shndx.
2125 * output.cc (Output_section::write_header): Call it.
2126
2127 2011-06-29 Ian Lance Taylor <iant@google.com>
2128
2129 PR gold/12818
2130 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2131 symbols which are not used in a relocation.
2132
2133 2011-06-28 Ian Lance Taylor <iant@google.com>
2134
2135 PR gold/12898
2136 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2137 script create indistinguishable segments.
2138 (Layout::set_segment_offsets): Use stable_sort when sorting
2139 segments. Pass this to Compare_segments constructor.
2140 * layout.h (class Layout): Make segment_precedes non-static.
2141 (class Compare_segments): Change from struct to class. Add
2142 layout_ field. Add constructor.
2143 * script-sections.cc
2144 (Script_sections::attach_sections_using_phdrs_clause): Rename
2145 local orphan to is_orphan. Don't report failure to put empty
2146 section in segment. On attachment failure, report name of
2147 section, and attach to first PT_LOAD segment.
2148
2149 2011-06-28 Ian Lance Taylor <iant@google.com>
2150
2151 PR gold/12934
2152 * target-select.cc (Target_selector::Target_selector): Add
2153 emulation parameter. Change all callers.
2154 (select_target_by_bfd_name): Rename from select_target_by_name.
2155 Change all callers.
2156 (select_target_by_emulation): New function.
2157 (supported_emulation_names): New function.
2158 * target-select.h (class Target_selector): Add emulation_ field.
2159 Update declarations.
2160 (Target_selector::recognize_by_bfd_name): Rename from
2161 recognize_by_name. Change all callers.
2162 (Target_selector::supported_bfd_names): Rename from
2163 supported_names. Change all callers.
2164 (Target_selector::recognize_by_emulation): New function.
2165 (Target_selector::supported_emulations): New function.
2166 (Target_selector::emulation): New function.
2167 (Target_selector::do_recognize_by_bfd_name): Rename from
2168 do_recognize_by_name. Change all callers.
2169 (Target_selector::do_supported_bfd_names): Rename from
2170 do_supported_names. Change all callers.
2171 (Target_selector::do_recognize_by_emulation): New function.
2172 (Target_selector::do_supported_emulations): New function.
2173 (select_target_by_bfd_name): Change name in declaration.
2174 (select_target_by_emulation): Declare.
2175 (supported_emulation_names): Declare.
2176 * parameters.cc (parameters_force_valid_target): Try to find
2177 target based on emulation from -m option.
2178 * options.h (class General_options): Change doc string for -m.
2179 * options.cc (help): Print emulations.
2180 (General_options::parse_V): Likewise.
2181 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2182 Add emulation parameter. Change all callers.
2183
2184 2011-06-28 Ian Lance Taylor <iant@google.com>
2185
2186 * target.h (class Target): Add osabi_ field.
2187 (Target::osabi): New function.
2188 (Target::set_osabi): New function.
2189 (Target::Target): Initialize osabi_.
2190 (Target::do_adjust_elf_header): Make pure virtual.
2191 (Sized_target::do_adjust_elf_header): Declare.
2192 * target.cc (Sized_target::do_adjust_elf_header): New function.
2193 (class Sized_target): Instantiate all versions.
2194 * freebsd.h (class Target_freebsd): Remove.
2195 (Target_selector_freebsd::do_recognize): Call set_osabi on
2196 Target.
2197 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2198 (Target_selector_freebsd::set_osabi): Remove.
2199 * i386.cc (class Target_i386): Inherit from Sized_target rather
2200 than Target_freebsd.
2201 * x86_64.cc (class Target_x86_64): Likewise.
2202
2203 2011-06-28 Ian Lance Taylor <iant@google.com>
2204
2205 * target.h (Target::can_check_for_function_pointers): Rewrite.
2206 Make non-virtual.
2207 (Target::can_icf_inline_merge_sections): Likewise.
2208 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2209 (Target::Target_info): Add can_icf_inline_merge_sections field.
2210 (Target::do_can_check_for_function_pointers): New virtual
2211 function.
2212 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2213 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2214 from can_check_for_function_pointers, move in file.
2215 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2216 section_may_have_icf_unsafe_poineters, move in file.
2217 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2218 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2219 Rename from can_check_for_function_pointers, move in file.
2220 (Target_i386::can_icf_inline_merge_sections): Remove.
2221 (Target_i386::i386_info): Initialize
2222 can_icf_inline_merge_sections.
2223 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2224 Initialize can_icf_inline_merge_sections.
2225 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2226 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2227 Rename from can_check_for_function_pointers, move in file.
2228 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2229 (Target_x86_64::x86_64_info): Initialize
2230 can_icf_inline_merge_sections.
2231 * testsuite/testfile.cc (Target_test::test_target_info):
2232 Likewise.
2233 * icf.cc (get_section_contents): Correct formatting.
2234
2235 2011-06-27 Ian Lance Taylor <iant@google.com>
2236
2237 * symtab.cc (Symbol::versioned_name): New function.
2238 (Symbol_table::add_to_final_symtab): Use versioned_name when
2239 appropriate.
2240 (Symbol_table::sized_write_symbol): Likewise.
2241 * symtab.h (class Symbol): Declare versioned_name.
2242 * stringpool.h (class Stringpool_template): Add variant of add
2243 which takes a std::basic_string.
2244 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2245 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2246 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2247 (ver_test_12.o): New target.
2248 * testsuite/Makefile.in: Rebuild.
2249
2250 2011-06-27 Doug Kwan <dougkwan@google.com>
2251
2252 * arm.cc (Arm_relocate_functions::thm_jump8,
2253 Arm_relocate_functions::thm_jump11): Use a wider signed
2254 type to compute offset.
2255 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2256 arm_thm_jump8.
2257 * testsuite/Makefile.in: Regenerate.
2258 * testsuite/arm_branch_in_range.sh: Check test results of
2259 arm_thm_jump11 and arm_thm_jump8.
2260 * testsuite/arm_thm_jump11.s: New test source file.
2261 * testsuite/arm_thm_jump11.t: New linker script.
2262 * testsuite/arm_thm_jump8.s: New test source file.
2263 * testsuite/arm_thm_jump8.t: New linker script.
2264
2265 2011-06-24 Ian Lance Taylor <iant@google.com>
2266
2267 * layout.cc: Include "object.h".
2268 (ctors_sections_in_init_array): New static variable.
2269 (Layout::is_ctors_in_init_array): New function.
2270 (Layout::layout): Add entry to ctors_sections_in_init_array if
2271 appropriate.
2272 * layout.h (class Layout): Declare is_ctors_in_init_array.
2273 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2274 is_ctors_reverse_view is set.
2275 (Sized_relobj_file::write_sections): Add layout parameter. Change
2276 all callers. Set is_ctors_reverse_view field of View_size.
2277 (Sized_relobj_file::reverse_words): New function.
2278 * object.h (Sized_relobj_file::View_size): Add
2279 is_ctors_reverse_view field.
2280 (class Sized_relobj_file): Update declarations.
2281 * testsuite/initpri3.c: New test.
2282 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2283 initpri3b.
2284 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2285 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2286 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2287 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2288 * testsuite/Makefile.in: Rebuild.
2289
2290 2011-06-24 Cary Coutant <ccoutant@google.com>
2291
2292 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2293 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2294 (debug_msg_cdebug.err): New targets.
2295 * testsuite/Makefile.in: Regenerate.
2296 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2297 Fix checks for link with shared library.
2298
2299 2011-06-24 Doug Kwan <dougkwan@google.com>
2300
2301 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2302 skip empty text sections.
2303 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2304
2305 2011-06-22 Ian Lance Taylor <iant@google.com>
2306
2307 PR gold/12910
2308 * options.h (class General_options): Add --ctors-in-init-array.
2309 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2310 friends as SHT_PROGBITS for merging sections.
2311 (Layout::layout): Remove special handling of .init_array and
2312 friends. Don't sort if doing relocatable link. Sort for .ctors
2313 and .dtors if ctors_in_init_array.
2314 (Layout::make_output_section): Force correct section types for
2315 .init_array and friends. Don't sort if doing relocatable link,
2316 Don't sort .ctors and .dtors if ctors_in_init_array.
2317 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2318 (Layout::output_section_name): Add relobj parameter. Change all
2319 callers. Handle .ctors. and .dtors. in code rather than table.
2320 Handle .ctors and .dtors if ctors_in_init_array.
2321 (Layout::match_file_name): New function, moved from output.cc.
2322 * layout.h (class Layout): Update declarations.
2323 * output.cc: Include "layout.h".
2324 (Input_section_sort_entry::get_priority): New function.
2325 (Input_section_sort_entry::match_file_name): Just call
2326 Layout::match_file_name.
2327 (Output_section::Input_section_sort_init_fini_compare::operator()):
2328 Handle .ctors and .dtors. Sort by explicit priority rather than
2329 by name.
2330 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2331 * testsuite/initpri2.c: New test.
2332 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2333 (check_PROGRAMS): Add initpri2.
2334 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2335 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2336 * configure, testsuite/Makefile.in: Rebuild.
2337
2338 2011-06-19 Ian Lance Taylor <iant@google.com>
2339
2340 PR gold/12880
2341 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2342 .interp section to a PT_INTERP segment even if we have seen a
2343 --dynamic-linker option. Don't do it if we have seen a PHDRS
2344 clause in a linker script.
2345 (Layout::finalize): Don't create a .interp section if we've
2346 already create a PT_INTERP segment.
2347 (Layout::create_interp): Always call choose_output_section (revert
2348 patch of 2011-06-17). Don't create PT_INTERP segment.
2349 * script-sections.cc
2350 (Script_sections::create_note_and_tls_segments): Add a .interp
2351 section to a PT_INTERP segment even if we have seen a
2352 --dynamic-linker option.
2353
2354 2011-06-18 Ian Lance Taylor <iant@google.com>
2355
2356 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2357 merely because a non-PT_LOAD segment has a dynamic reloc.
2358
2359 2011-06-18 Ian Lance Taylor <iant@google.com>
2360
2361 * layout.cc (Layout::finish_dynamic_section): Don't create
2362 DT_FLAGS entry if not needed.
2363
2364 2011-06-18 Ian Lance Taylor <iant@google.com>
2365
2366 PR gold/12745
2367 * layout.cc (Layout::layout_eh_frame): Correct handling of
2368 writable .eh_frame section.
2369
2370 2011-06-17 Ian Lance Taylor <iant@google.com>
2371
2372 PR gold/12893
2373 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2374 symbol is redefined with the exact same object and value.
2375
2376 2011-06-17 Ian Lance Taylor <iant@google.com>
2377
2378 PR gold/12880
2379 * layout.h (class Layout): Add interp_segment_ field.
2380 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2381 (Layout::attach_allocated_section_to_segment): If making shared
2382 library, put .interp section in PT_INTERP segment.
2383 (Layout::finalize): Also call create_interp if -dynamic-linker
2384 option was used.
2385 (Layout::create_interp): Assert that there is no PT_INTERP
2386 segment. If not using a SECTIONS clause, use make_output_section.
2387 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2388 * script-sections.cc
2389 (Script_sections::create_note_and_tls_segments): If making shared
2390 library, put .interp section in PT_INTERP segment.
2391
2392 2011-06-17 Ian Lance Taylor <iant@google.com>
2393
2394 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2395 when making a shared library.
2396
2397 2011-06-17 Ian Lance Taylor <iant@google.com>
2398
2399 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2400 parameter. Change all callers. Don't issue warning about PC32
2401 against locally defined symbol.
2402
2403 2011-06-16 Ian Lance Taylor <iant@google.com>
2404
2405 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2406 occurs in same object.
2407
2408 2011-06-14 Alan Modra <amodra@gmail.com>
2409
2410 * po/POTFILES.in: Regenerate.
2411
2412 2011-06-09 Ian Lance Taylor <iant@google.com>
2413
2414 * script-sections.cc
2415 (Orphan_output_section::set_section_addresses): For a relocatable
2416 link set address to 0.
2417
2418 2011-06-09 Cary Coutant <ccoutant@google.com>
2419
2420 PR gold/12804
2421 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2422 used with --compress-debug-sections.
2423 * gold/object.cc (Sized_relobj_file::do_layout): Report
2424 uncompressed size of compressed input sections.
2425
2426 2011-06-08 Cary Coutant <ccoutant@google.com>
2427
2428 PR gold/12804
2429 * testsuite/two_file_test_2_v1.cc: Change initialization of
2430 v2 to keep it in .data.
2431
2432 2011-06-07 Cary Coutant <ccoutant@google.com>
2433
2434 * common.cc (Symbol_table::do_allocate_commons_list): Call
2435 gold_fallback.
2436 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2437 (Errors::fallback): New function.
2438 (gold_fallback): New function.
2439 * errors.h (Errors::fallback): New function.
2440 * gold.cc (gold_exit): Change status parameter to enum; adjust
2441 all callers.
2442 (queue_initial_tasks): Call gold_fallback.
2443 * gold.h: Include cstdlib.
2444 (Exit_status): New enum type.
2445 (gold_exit): Change status parameter to enum.
2446 (gold_fallback): New function.
2447 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2448 (Layout::create_symtab_sections): Likewise.
2449 (Layout::create_shdrs): Likewise.
2450 * main.cc (main): Adjust call to gold_exit.
2451 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2452 (Output_data_got::add_got_entry_pair): Likewise.
2453 (Output_section::add_input_section): Likewise.
2454 (Output_section::add_output_section_data): Likewise.
2455 (Output_segment::set_section_list_addresses): Likewise.
2456 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2457
2458 2011-06-07 Cary Coutant <ccoutant@google.com>
2459
2460 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2461 for incremental links.
2462 * output.cc (Output_segment::set_section_list_addresses): Remove
2463 FIXME and test for TLS or BSS.
2464
2465 2011-06-07 Cary Coutant <ccoutant@google.com>
2466
2467 * testsuite/Makefile.am: Add incremental_copy_test,
2468 incremental_common_test_1.
2469 * testsuite/Makefile.in: Regenerate.
2470 * testsuite/common_test_1_v1.c: New source file.
2471 * testsuite/common_test_1_v2.c: New source file.
2472 * testsuite/copy_test_v1.cc: New source file.
2473
2474 2011-06-07 Cary Coutant <ccoutant@google.com>
2475
2476 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2477 update, allocate common from bss section's free list.
2478 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2479 linker-defined symbols.
2480 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2481 Skip GOT and PLT entries that are no longer referenced.
2482 (Output_section_incremental_inputs::write_info_blocks): Mark
2483 linker-defined symbols.
2484 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2485 * output.cc (Output_section::allocate): New function.
2486 * output.h (Output_section::allocate): New function.
2487 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2488 linker-defined symbols.
2489 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2490 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2491 (Symbol::init_base_output_data): Likewise.
2492 (Symbol::init_base_output_segment): Likewise.
2493 (Symbol::init_base_constant): Likewise.
2494 (Sized_symbol::init_output_data): Likewise.
2495 (Sized_symbol::init_output_segment): Likewise.
2496 (Sized_symbol::init_constant): Likewise.
2497 (Symbol_table::do_define_in_output_data): Likewise.
2498 (Symbol_table::do_define_in_output_segment): Likewise.
2499 (Symbol_table::do_define_as_constant): Likewise.
2500 * symtab.h (Symbol::is_predefined): New function.
2501 (Symbol::init_base_output_data): Add is_predefined parameter.
2502 (Symbol::init_base_output_segment): Likewise.
2503 (Symbol::init_base_constant): Likewise.
2504 (Symbol::is_predefined_): New data member.
2505 (Sized_symbol::init_output_data): Add is_predefined parameter.
2506 (Sized_symbol::init_output_segment): Likewise.
2507 (Sized_symbol::init_constant): Likewise.
2508 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2509
2510 2011-06-07 Cary Coutant <ccoutant@google.com>
2511
2512 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2513 instead of emit_copy_reloc.
2514 (Copy_relocs::emit_copy_reloc): Refactor.
2515 (Copy_relocs::make_copy_reloc): New function.
2516 (Copy_relocs::add_copy_reloc): Remove.
2517 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2518 section.
2519 (Copy_relocs::make_copy_reloc): New function.
2520 (Copy_relocs::add_copy_reloc): Remove.
2521 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2522 unchanged input files.
2523 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2524 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2525 Reserve BSS space for COPY relocations.
2526 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2527 (Output_section_incremental_inputs::write_info_blocks): Record
2528 whether a symbol is copied from a shared object.
2529 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2530 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2531 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2532 (Incremental_input_entry_reader::get_output_symbol_index): Add
2533 is_copy parameter.
2534 (Incremental_binary::emit_copy_relocs): New function.
2535 (Incremental_binary::do_emit_copy_relocs): New function.
2536 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2537 new data member.
2538 (Sized_incremental_binary::add_copy_reloc): New function.
2539 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2540 (Sized_incremental_binary::Copy_reloc): New struct.
2541 (Sized_incremental_binary::Copy_relocs): New typedef.
2542 (Sized_incremental_binary::copy_relocs_): New data member.
2543 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2544 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2545 * target.h (Sized_target::emit_copy_reloc): New function.
2546 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2547
2548 2011-06-02 Cary Coutant <ccoutant@google.com>
2549
2550 PR gold/12163
2551 * gold/archive.cc (Archive::Archive): Initialize new data member.
2552 (Archive::include_all_members): Return if archive has already been
2553 included.
2554 * gold/archive.h (Archive::include_all_members_): New data member.
2555
2556 2011-06-02 Nick Clifton <nickc@redhat.com>
2557
2558 * dynobj.h: Fix spelling mistake in comment.
2559 * output.cc: Likewise.
2560
2561 2011-05-31 Doug Kwan <dougkwan@google.com>
2562 Asier Llano
2563
2564 PR gold/12826
2565 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2566 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2567 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2568 redundant arm_exidx_test.so.
2569 * testsuite/Makefile.in: Regenerate.
2570 (check_SCRIPTS): Add pr12826.sh
2571 (check_DATA): Add pr12826.stdout
2572 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2573 * testsuite/pr12826.sh: New file.
2574 * testsuite/pr12826_1.s: Ditto.
2575 * testsuite/pr12826_1.s: Ditto.
2576
2577 2011-05-30 Ian Lance Taylor <iant@google.com>
2578
2579 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2580 sections.
2581
2582 2011-05-29 Ian Lance Taylor <iant@google.com>
2583
2584 PR gold/12804
2585 * testsuite/Makefile.am: Use different file name for two_file_test
2586 temporary file for each incremental test.
2587 * testsuite/Makefile.in: Rebuild.
2588
2589 2011-05-29 Ian Lance Taylor <iant@google.com>
2590
2591 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2592 binary input file is empty.
2593
2594 2011-05-27 Ian Lance Taylor <iant@google.com>
2595
2596 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2597 (ver_test_9.so): Likewise.
2598 * testsuite/Makefile.in: Rebuild.
2599
2600 2011-05-26 Cary Coutant <ccoutant@google.com>
2601
2602 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2603 * incremental.cc (Incremental_inputs::report_input_section): Fix
2604 comment, indentation.
2605 (Incremental_inputs::report_comdat_group): New function.
2606 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2607 of data for incremental input file entry.
2608 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2609 group count, COMDAT group signatures.
2610 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2611 an unchanged input file.
2612 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2613 Initialize new data member.
2614 (Incremental_object_entry::add_comdat_group): New function.
2615 (Incremental_object_entry::get_comdat_group_count): New function.
2616 (Incremental_object_entry::get_comdat_signature_key): New function.
2617 (Incremental_object_entry::groups_): New data member.
2618 (Incremental_inputs::report_comdat_group): New function.
2619 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2620 data for incremental input file entry.
2621 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2622 (Incremental_input_entry_reader::get_input_section): Adjust size of
2623 data for incremental input file entry.
2624 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2625 (Incremental_input_entry_reader::get_comdat_group_signature): New
2626 function.
2627 * object.cc (Sized_relobj::include_section_group): Report kept
2628 COMDAT groups for incremental links.
2629
2630 2011-05-24 David Meyer <pdox@google.com>
2631
2632 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2633 with name parameter. Add found_name parameter.
2634 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2635 * dirsearch.h (class Dirsearch): Update declaration.
2636
2637 2011-05-24 Ian Lance Taylor <iant@google.com>
2638
2639 * archive.cc (Library_base::should_include_member): Pull in object
2640 from archive if it defines the entry symbol.
2641 * parameters.cc (Parameters::entry): New function.
2642 * parameters.h (class Parameters): Declare entry.
2643 * output.h (class Output_file_header): Remove entry_ field.
2644 * output.cc (Output_file_header::Output_file_header): Remove entry
2645 parameter. Change all callers.
2646 (Output_file_header::entry): Use parameters->entry.
2647 * gold.cc (queue_middle_tasks): Likewise.
2648 * plugin.cc (Plugin_hook::run): Likewise.
2649
2650 2011-05-24 Cary Coutant <ccoutant@google.com>
2651
2652 * gold.cc (queue_initial_tasks): Pass incremental base filename
2653 to Output_file::open_base_file; don't print error message.
2654 * incremental-dump.cc (main): Adjust call to
2655 Output_file::open_for_modification.
2656 * incremental-dump.cc (main): Likewise.
2657 * incremental.cc (Incremental_inputs::report_command_line):
2658 Ignore --incremental-base option when comparing command lines.
2659 Ignore parameter when given as separate argument.
2660 * options.h (class General_options): Add --incremental-base.
2661 * output.cc (Output_file::Output_file):
2662 (Output_file::open_base_file): Add base_name and writable parameters;
2663 read base file into new file; print error message here.
2664 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2665 callers.
2666 * output.h (Output_file::open_for_modification): Rename to...
2667 (Output_file::open_base_file): ...this; add base_name and
2668 writable parameters; adjust all callers.
2669 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2670 callers.
2671 * testsuite/Makefile.am (incremental_test_4): Test
2672 --incremental-base.
2673 * testsuite/Makefile.in: Regenerate.
2674
2675 2011-05-24 Cary Coutant <ccoutant@google.com>
2676
2677 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2678 incremental_test_4.
2679 * testsuite/Makefile.in: Regenerate.
2680 * testsuite/two_file_test_1_v1.cc: New test source file.
2681 * testsuite/two_file_test_1b_v1.cc: New test source file.
2682 * testsuite/two_file_test_2_v1.cc: New test source file.
2683
2684 2011-05-24 Cary Coutant <ccoutant@google.com>
2685
2686 * dynobj.h (Dynobj::do_dynobj): New function.
2687 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2688 flag and soname for shared objects.
2689 * incremental.cc (Incremental_inputs::report_object): Make
2690 either Incremental_object_entry or Incremental_dynobj_entry; add
2691 soname to string table.
2692 (Incremental_inputs::report_input_section): Add assertion.
2693 (Output_section_incremental_inputs::set_final_data_size): Adjust
2694 type of input file entry for shared libraries; adjust size of
2695 shared library info entry.
2696 (Output_section_incremental_inputs::write_input_files): Write
2697 as_needed flag for shared libraries.
2698 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2699 of input file entry for shared libraries; write soname.
2700 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2701 soname from incremental info.
2702 * incremental.h (enum Incremental_input_flags): Add
2703 INCREMENTAL_INPUT_AS_NEEDED.
2704 (Incremental_input_entry::Incremental_input_entry): Initialize new
2705 data member.
2706 (Incremental_input_entry::set_as_needed): New function.
2707 (Incremental_input_entry::as_needed): New function.
2708 (Incremental_input_entry::do_dynobj_entry): New function.
2709 (Incremental_input_entry::as_needed_): New data member.
2710 (Incremental_object_entry::Incremental_object_entry): Don't check
2711 for shared library.
2712 (Incremental_object_entry::do_type): Likewise.
2713 (class Incremental_dynobj_entry): New class.
2714 (Incremental_input_entry_reader::as_needed): New function.
2715 (Incremental_input_entry_reader::get_soname): New function.
2716 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2717 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2718 size of shared library info entry.
2719 * layout.cc (Layout::finish_dynamic_section): Don't test for
2720 incremental link when adding DT_NEEDED entries.
2721 * object.h (Object::Object): Initialize new data member.
2722 (Object::dynobj): New function.
2723 (Object::set_as_needed): New function.
2724 (Object::as_needed): New function.
2725 (Object::do_dynobj): New function.
2726 (Object::as_needed_): New data member.
2727
2728 2011-05-24 Cary Coutant <ccoutant@google.com>
2729
2730 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2731 info; adjust display of GOT entries.
2732 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2733 vector of input objects; remove file_status_.
2734 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2735 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2736 got_plt reader; call target hooks to reserve GOT entries.
2737 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2738 of input file info header and GOT info entry.
2739 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2740 relocation info.
2741 (Got_plt_view_info::got_descriptor): Remove.
2742 (Got_plt_view_info::sym_index): New data member.
2743 (Got_plt_view_info::input_index): New data member.
2744 (Local_got_offset_visitor::visit): Write input file index.
2745 (Global_got_offset_visitor::visit): Write 0 for input file index.
2746 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2747 with sym_index and input_index.
2748 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2749 incremental info GOT entry; replace got_descriptor with input_index.
2750 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2751 map from input file index to object.
2752 (Sized_relobj_incr::do_layout): Replace direct data member reference
2753 with accessor function.
2754 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2755 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2756 Adjust size of input file info header.
2757 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2758 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2759 (Incremental_input_entry_reader::get_input_section): Adjust size of
2760 input file info header.
2761 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2762 of incremental info GOT entry.
2763 (Incremental_got_plt_reader::get_got_desc): Remove.
2764 (Incremental_got_plt_reader::get_got_symndx): New function.
2765 (Incremental_got_plt_reader::get_got_input_index): New function.
2766 (Sized_incremental_binary::Sized_incremental_binary): Remove
2767 file_status_; add input_objects_.
2768 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2769 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2770 (Sized_incremental_binary::file_is_unchanged): Remove.
2771 (Sized_incremental_binary::set_input_object): New function.
2772 (Sized_incremental_binary::input_object): New function.
2773 (Sized_incremental_binary::file_status_): Remove.
2774 (Sized_incremental_binary::input_objects_): New data member.
2775 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2776 references.
2777 (Sized_relobj_incr::invalid_address): Move to base class.
2778 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2779 class.
2780 (Sized_relobj_incr::do_output_section_offset): Likewise.
2781 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2782 (Sized_relobj_incr::section_offsets_): Likewise.
2783 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2784 function.
2785 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2786 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2787 with accessor function.
2788 (Sized_relobj_file::do_layout): Likewise.
2789 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2790 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2791 (Sized_relobj_file::compute_final_local_value): Replace refs to
2792 section_offsets_ with accessor function.
2793 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2794 * object.h (Relobj::Relobj): Initialize new data members.
2795 (Relobj::add_dyn_reloc): New function.
2796 (Relobj::first_dyn_reloc): New function.
2797 (Relobj::dyn_reloc_count): New function.
2798 (Relobj::first_dyn_reloc_): New data member.
2799 (Relobj::dyn_reloc_count_): New data member.
2800 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2801 references.
2802 (Sized_relobj::Address): New typedef.
2803 (Sized_relobj::invalid_address): Move here from child class.
2804 (Sized_relobj::Sized_relobj): Initialize new data members.
2805 (Sized_relobj::sized_relobj): New function.
2806 (Sized_relobj::is_output_section_offset_invalid): Move here from
2807 child class.
2808 (Sized_relobj::get_output_section_offset): Likewise.
2809 (Sized_relobj::local_has_got_offset): Likewise.
2810 (Sized_relobj::local_got_offset): Likewise.
2811 (Sized_relobj::set_local_got_offset): Likewise.
2812 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2813 (Sized_relobj::clear_got_offsets): New function.
2814 (Sized_relobj::section_offsets): Move here from child class.
2815 (Sized_relobj::do_output_section_offset): Likewise.
2816 (Sized_relobj::do_set_section_offset): Likewise.
2817 (Sized_relobj::Local_got_offsets): Likewise.
2818 (Sized_relobj::local_got_offsets_): Likewise.
2819 (Sized_relobj::section_offsets_): Likewise.
2820 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2821 references.
2822 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2823 class.
2824 (Sized_relobj_file::sized_relobj): New function
2825 (Sized_relobj_file::local_has_got_offset): Move to base class.
2826 (Sized_relobj_file::local_got_offset): Likewise.
2827 (Sized_relobj_file::set_local_got_offset): Likewise.
2828 (Sized_relobj_file::get_output_section_offset): Likewise.
2829 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2830 (Sized_relobj_file::do_output_section_offset): Likewise.
2831 (Sized_relobj_file::do_set_section_offset): Likewise.
2832 (Sized_relobj_file::Local_got_offsets): Likewise.
2833 (Sized_relobj_file::local_got_offsets_): Likewise.
2834 (Sized_relobj_file::section_offsets_): Likewise.
2835 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2836 (all constructors).
2837 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2838 (Output_reloc::get_symbol_index): Likewise.
2839 (Output_reloc::local_section_offset): Likewise.
2840 (Output_reloc::get_address): Likewise.
2841 (Output_reloc::symbol_value): Likewise.
2842 (Output_data_got::reserve_slot): Move to class definition.
2843 (Output_data_got::reserve_local): New function.
2844 (Output_data_got::reserve_slot_for_global): Remove.
2845 (Output_data_got::reserve_global): New function.
2846 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2847 (all constructors, two instantiations).
2848 (Output_reloc::get_relobj): New function (two instantiations).
2849 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2850 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2851 (Output_data_reloc::add_global): Adjust type of relobj.
2852 (Output_data_reloc::add_global_relative): Likewise.
2853 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2854 (Output_data_reloc::add_local): Likewise.
2855 (Output_data_reloc::add_local_relative): Likewise.
2856 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2857 (Output_data_reloc::add_local_section): Likewise.
2858 (Output_data_reloc::add_output_section): Likewise.
2859 (Output_data_reloc::add_absolute): Likewise.
2860 (Output_data_reloc::add_target_specific): Likewise.
2861 (Output_data_got::reserve_slot): Move definition here.
2862 (Output_data_got::reserve_local): New function.
2863 (Output_data_got::reserve_global): New function.
2864 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2865 section_offsets_ with accessor function.
2866 (Sized_relobj_file::write_sections): Likewise.
2867 (Sized_relobj_file::do_relocate_sections): Likewise.
2868 * target.h (Sized_target::reserve_local_got_entry): New function.
2869 (Sized_target::reserve_global_got_entry): New function.
2870 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2871 (Target_x86_64::reserve_global_got_entry): New function.
2872 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2873
2874 2011-05-23 Cary Coutant <ccoutant@google.com>
2875
2876 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2877 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2878 bit when checking got_type.
2879 * incremental.cc (Sized_incremental_binary::setup_readers):
2880 Store symbol table and string table locations; initialize bit vector
2881 of file status flags.
2882 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2883 unchanged files.
2884 (Sized_incremental_binary::do_process_got_plt): New function.
2885 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2886 (Output_section_incremental_inputs::set_final_data_size): Record
2887 file index for each input file.
2888 (Output_section_incremental_inputs::write_got_plt): Store file index
2889 instead of input entry offset for each GOT entry.
2890 * incremental.h
2891 (Incremental_input_entry::Incremental_input_entry): Initialize new
2892 data member.
2893 (Incremental_input_entry::set_offset): Store file index.
2894 (Incremental_input_entry::get_file_index): New function.
2895 (Incremental_input_entry::file_index_): New data member.
2896 (Incremental_binary::process_got_plt): New function.
2897 (Incremental_binary::do_process_got_plt): New function.
2898 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2899 data members.
2900 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2901 (Sized_incremental_binary::set_file_is_unchanged): New function.
2902 (Sized_incremental_binary::file_is_unchanged): New function.
2903 (Sized_incremental_binary::do_process_got_plt): New function.
2904 (Sized_incremental_binary::file_status_): New data member.
2905 (Sized_incremental_binary::main_symtab_loc_): New data member.
2906 (Sized_incremental_binary::main_strtab_loc_): New data member.
2907 * output.cc (Output_data_got::Got_entry::write): Add case
2908 RESERVED_CODE.
2909 (Output_data_got::add_global): Call add_got_entry.
2910 (Output_data_got::add_global_plt): Likewise.
2911 (Output_data_got::add_global_with_rel): Likewise.
2912 (Output_data_got::add_global_with_rela): Likewise.
2913 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2914 (Output_data_got::add_global_pair_with_rela): Likewise.
2915 (Output_data_got::add_local): Call add_got_entry.
2916 (Output_data_got::add_local_plt): Likewise.
2917 (Output_data_got::add_local_with_rel): Likewise.
2918 (Output_data_got::add_local_with_rela): Likewise.
2919 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2920 (Output_data_got::add_local_pair_with_rela): Likewise.
2921 (Output_data_got::reserve_slot): New function.
2922 (Output_data_got::reserve_slot_for_global): New function.
2923 (Output_data_got::add_got_entry): New function.
2924 (Output_data_got::add_got_entry_pair): New function.
2925 (Output_section::add_output_section_data): Edit FIXME.
2926 * output.h
2927 (Output_section_data_build::Output_section_data_build): New
2928 constructor with size parameter.
2929 (Output_data_space::Output_data_space): Likewise.
2930 (Output_data_got::Output_data_got): Initialize new data member; new
2931 constructor with size parameter.
2932 (Output_data_got::add_constant): Call add_got_entry.
2933 (Output_data_got::reserve_slot): New function.
2934 (Output_data_got::reserve_slot_for_global): New function.
2935 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2936 (Output_data_got::add_got_entry): New function.
2937 (Output_data_got::add_got_entry_pair): New function.
2938 (Output_data_got::free_list_): New data member.
2939 * target.h (Sized_target::init_got_plt_for_update): New function.
2940 (Sized_target::register_global_plt_entry): New function.
2941 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2942 Initialize new data member; call init; add constructor with PLT count.
2943 (Output_data_plt_x86_64::init): New function.
2944 (Output_data_plt_x86_64::add_relocation): New function.
2945 (Output_data_plt_x86_64::reserve_slot): New function.
2946 (Output_data_plt_x86_64::free_list_): New data member.
2947 (Target_x86_64::init_got_plt_for_update): New function.
2948 (Target_x86_64::register_global_plt_entry): New function.
2949 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2950 incremental updates.
2951 (Output_data_plt_x86_64::add_relocation): New function.
2952 * testsuite/object_unittest.cc (Object_test): Set default options.
2953
2954 2011-05-16 Ian Lance Taylor <iant@google.com>
2955
2956 * options.h (class General_options): Make -i a synonym for -r.
2957
2958 2011-05-16 Ian Lance Taylor <iant@google.com>
2959
2960 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2961
2962 2011-05-10 Cary Coutant <ccoutant@google.com>
2963
2964 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2965 strip_all (-s).
2966
2967 2011-05-06 Ian Lance Taylor <iant@google.com>
2968
2969 * layout.cc (Layout::layout): If the output section flags change,
2970 update the ordering.
2971
2972 2011-04-25 Cary Coutant <ccoutant@google.com>
2973
2974 * incremental-dump.cc (dump_incremental_inputs): Print local
2975 symbol info for each input file.
2976 * incremental.cc
2977 (Output_section_incremental_inputs::set_final_data_size): Add local
2978 symbol info to input file entries in incremental info.
2979 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2980 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2981 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2982 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2983 implementation.
2984 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2985 (Sized_incr_relobj::do_relocate): Write the local symbols.
2986 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2987 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2988 Adjust size of input file header.
2989 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2990 (Incremental_inputs_reader::get_local_symbol_count): New function.
2991 (Incremental_inputs_reader::get_input_section): Adjust size of input
2992 file header.
2993 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2994 (Sized_incr_relobj::This): New typedef.
2995 (Sized_incr_relobj::sym_size): New const data member.
2996 (Sized_incr_relobj::Local_symbol): New struct.
2997 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2998 (Sized_incr_relobj::do_local_symbol_offset): New function.
2999 (Sized_incr_relobj::local_symbol_count_): New data member.
3000 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3001 (Sized_incr_relobj::local_symbol_index_): New data member.
3002 (Sized_incr_relobj::local_symbol_offset_): New data member.
3003 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3004 (Sized_incr_relobj::local_symbols_): New data member.
3005 * object.h (Relobj::output_local_symbol_count): New function.
3006 (Relobj::local_symbol_offset): New function.
3007 (Relobj::do_output_local_symbol_count): New function.
3008 (Relobj::do_local_symbol_offset): New function.
3009 (Sized_relobj::do_output_local_symbol_count): New function.
3010 (Sized_relobj::do_local_symbol_offset): New function.
3011
3012 2011-04-22 Vladimir Simonov <sv@sw.ru>
3013
3014 * descriptors.cc (set_close_on_exec): New function.
3015 (Descriptors::open): Use set_close_on_exec.
3016 * output.cc (S_ISLNK): Define if not defined.
3017
3018 2011-04-22 Cary Coutant <ccoutant@google.com>
3019
3020 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3021 global symbol map.
3022 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3023 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3024 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3025 relocations.
3026 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3027 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3028 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3029 * incremental.h
3030 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3031 function.
3032 (Incremental_binary::apply_incremental_relocs): New function.
3033 (Incremental_binary::do_apply_incremental_relocs): New function.
3034 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3035 data member.
3036 (Sized_incremental_binary::add_global_symbol): New function.
3037 (Sized_incremental_binary::global_symbol): New function.
3038 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3039 (Sized_incremental_binary::symbol_map_): New data member.
3040 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3041 * target.h (Sized_target::apply_relocation): New function.
3042 * target-reloc.h (apply_relocation): New function.
3043 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3044
3045 2011-04-22 Doug Kwan <dougkwan@google.com>
3046
3047 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3048 flag of a SHT_ARM_EXIDX section.
3049 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3050 * testsuite/Makefile.in: Regenerate.
3051 * testsuite/arm_exidx_test.s: New file.
3052 * testsuite/arm_exidx_test.sh: Same.
3053
3054 2011-04-20 Cary Coutant <ccoutant@google.com>
3055
3056 PR gold/12689
3057 * archive.h (Incremental_archive_entry::Archive_member):
3058 Initialize arg_serial_ (second constructor).
3059
3060 2011-04-17 Ian Lance Taylor <iant@google.com>
3061
3062 * object.cc (Relocate_info::location): Simplify location string.
3063 * errors.cc (Errors::error_at_location): Don't print program
3064 name.
3065 (Errors::warning_at_location): Likewise.
3066 (Errors::undefined_symbol): Likewise.
3067 * testsuite/debug_msg.sh: Update accordingly.
3068
3069 2011-04-14 Cary Coutant <ccoutant@google.com>
3070
3071 * gold/layout.cc (Layout::symtab_section_offset): New function.
3072 * gold/layout.h (Layout::symtab_section_offset): New function.
3073 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3074
3075 2011-04-12 Ian Lance Taylor <iant@google.com>
3076
3077 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3078 with MREMAP_MAYMOVE.
3079 * output.h (class Output_file): Add map_is_allocated_ field.
3080 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3081 not available, provide stubs. If mremap is not available, #define
3082 it to gold_mremap.
3083 (MREMAP_MAYMOVE): Define if not defined.
3084 (Output_file::Output_file): Initialize map_is_allocated_.
3085 (Output_file::resize): Check map_is_allocated_.
3086 (Output_file::map_anonymous): If mmap fails, use malloc.
3087 (Output_file::unmap): Don't do anything for an anonymous map.
3088 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3089 is not available, provide stubs.
3090 (File_read::View::~View): Use free rather than delete[].
3091 (File_read::make_view): Use malloc rather than new[]. If mmap
3092 fails, use malloc.
3093 (File_read::find_or_make_view): Use malloc rather than new[].
3094 * gold.h: Remove HAVE_REMAP code.
3095 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3096 exists. Rename mremap to gold_mremap. If mmap is not available
3097 don't do anything.
3098 * configure, config.in: Rebuild.
3099
3100 2011-04-11 Ian Lance Taylor <iant@google.com>
3101
3102 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3103 initialize local variable v.
3104
3105 2011-04-11 Cary Coutant <ccoutant@google.com>
3106
3107 * archive.cc (Archive::include_member): Adjust call to
3108 report_object.
3109 (Add_archive_symbols::run): Track argument serial numbers.
3110 (Lib_group::include_member): Likewise.
3111 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3112 * archive.h (Incremental_archive_entry::Archive_member):
3113 Initialize arg_serial_.
3114 (Archive_member::arg_serial_): New data member.
3115 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3116 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3117 incremental link.
3118 (Sized_dynobj::do_for_all_local_got_entries): New function.
3119 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3120 function.
3121 * fileread.cc (get_mtime): New function.
3122 * fileread.h (get_mtime): New function.
3123 * gold.cc (queue_initial_tasks): Check for incremental update.
3124 (process_incremental_input): New function.
3125 (queue_middle_tasks): Don't force valid target for incremental
3126 update.
3127 * incremental-dump.cc (find_input_containing_global): Adjust
3128 size of symbol info entry.
3129 (dump_incremental_inputs): Dump argument serial number and
3130 in_system_directory flag; bias shndx by 1; print symbol names
3131 when dumping per-file symbol lists; use new symbol info readers.
3132 * incremental.cc
3133 (Output_section_incremental_inputs:update_data_size): New function.
3134 (Sized_incremental_binary::setup_readers): Setup input readers
3135 for each input file; build maps for files added from libraries
3136 and scripts.
3137 (Sized_incremental_binary::check_input_args): New function.
3138 (Sized_incremental_binary::do_check_inputs): Build map of argument
3139 serial numbers to input arguments.
3140 (Sized_incremental_binary::do_file_has_changed): Rename
3141 do_file_is_unchanged to this; compare file modification times.
3142 (Sized_incremental_binary::do_init_layout): New function.
3143 (Sized_incremental_binary::do_reserve_layout): New function.
3144 (Sized_incremental_binary::do_get_input_reader): Remove.
3145 (Sized_incremental_binary::get_symtab_view): New function.
3146 (Incremental_checker::can_incrementally_link_output_file): Remove.
3147 (Incremental_inputs::report_command_line): Exclude --debug options.
3148 (Incremental_inputs::report_archive_begin): Add parameter; track
3149 argument serial numbers; don't put input file entry for archive
3150 before archive members.
3151 (Incremental_inputs::report_archive_end): Put input file entry
3152 for archive after archive members.
3153 (Incremental_inputs::report_object): Add parameter; track argument
3154 serial numbers and in_system_directory flag.
3155 (Incremental_inputs::report_script): Add parameter; track argument
3156 serial numbers.
3157 (Output_section_incremental_inputs::set_final_data_size): Adjust
3158 size of symbol info entry; check for forwarding symbols.
3159 (Output_section_incremental_inputs::write_input_files): Write
3160 in_system_directory flag and argument serial number.
3161 (Output_section_incremental_inputs::write_info_blocks): Map section
3162 indices between incremental info and original input file; store
3163 input section index for each symbol.
3164 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3165 change operator() to visit().
3166 (class Global_got_offset_visitor): Likewise.
3167 (class Global_symbol_visitor_got_plt):
3168 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3169 classes.
3170 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3171 (Sized_incr_relobj::do_read_symbols): New function.
3172 (Sized_incr_relobj::do_layout): New function.
3173 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3174 (Sized_incr_relobj::do_add_symbols): New function.
3175 (Sized_incr_relobj::do_should_include_member): New function.
3176 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3177 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3178 (Sized_incr_relobj::do_section_size): New function.
3179 (Sized_incr_relobj::do_section_name): New function.
3180 (Sized_incr_relobj::do_section_contents): New function.
3181 (Sized_incr_relobj::do_section_flags): New function.
3182 (Sized_incr_relobj::do_section_entsize): New function.
3183 (Sized_incr_relobj::do_section_address): New function.
3184 (Sized_incr_relobj::do_section_type): New function.
3185 (Sized_incr_relobj::do_section_link): New function.
3186 (Sized_incr_relobj::do_section_info): New function.
3187 (Sized_incr_relobj::do_section_addralign): New function.
3188 (Sized_incr_relobj::do_initialize_xindex): New function.
3189 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3190 (Sized_incr_relobj::do_read_relocs): New function.
3191 (Sized_incr_relobj::do_gc_process_relocs): New function.
3192 (Sized_incr_relobj::do_scan_relocs): New function.
3193 (Sized_incr_relobj::do_count_local_symbols): New function.
3194 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3195 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3196 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3197 (Sized_incr_relobj::do_relocate): New function.
3198 (Sized_incr_relobj::do_set_section_offset): New function.
3199 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3200 (Sized_incr_dynobj::do_read_symbols): New function.
3201 (Sized_incr_dynobj::do_layout): New function.
3202 (Sized_incr_dynobj::do_add_symbols): New function.
3203 (Sized_incr_dynobj::do_should_include_member): New function.
3204 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3205 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3206 (Sized_incr_dynobj::do_section_size): New function.
3207 (Sized_incr_dynobj::do_section_name): New function.
3208 (Sized_incr_dynobj::do_section_contents): New function.
3209 (Sized_incr_dynobj::do_section_flags): New function.
3210 (Sized_incr_dynobj::do_section_entsize): New function.
3211 (Sized_incr_dynobj::do_section_address): New function.
3212 (Sized_incr_dynobj::do_section_type): New function.
3213 (Sized_incr_dynobj::do_section_link): New function.
3214 (Sized_incr_dynobj::do_section_info): New function.
3215 (Sized_incr_dynobj::do_section_addralign): New function.
3216 (Sized_incr_dynobj::do_initialize_xindex): New function.
3217 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3218 (make_sized_incremental_object): New function.
3219 (Incremental_library::copy_unused_symbols): New function.
3220 (Incremental_library::do_for_all_unused_symbols): New function.
3221 * incremental.h (enum Incremental_input_flags): New type.
3222 (class Incremental_checker): Remove.
3223 (Incremental_input_entry::Incremental_input_entry): Add argument
3224 serial number.
3225 (Incremental_input_entry::arg_serial): New function.
3226 (Incremental_input_entry::set_is_in_system_directory): New function.
3227 (Incremental_input_entry::is_in_system_directory): New function.
3228 (Incremental_input_entry::arg_serial_): New data member.
3229 (Incremental_input_entry::is_in_system_directory_): New data member.
3230 (class Script_info): Move here from script.h.
3231 (Script_info::Script_info): Add filename parameter.
3232 (Script_info::filename): New function.
3233 (Script_info::filename_): New data member.
3234 (Incremental_script_entry::Incremental_script_entry): Add argument
3235 serial number.
3236 (Incremental_object_entry::Incremental_object_entry): Likewise.
3237 (Incremental_object_entry::add_input_section): Build list of input
3238 sections with map to original shndx.
3239 (Incremental_object_entry::get_input_section_index): New function.
3240 (Incremental_object_entry::shndx_): New data member.
3241 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3242 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3243 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3244 serial number.
3245 (Incremental_inputs::report_archive_begin): Likewise.
3246 (Incremental_inputs::report_object): Likewise.
3247 (Incremental_inputs::report_script): Likewise.
3248 (class Incremental_global_symbol_reader): New class.
3249 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3250 and store flags and input file type.
3251 (Incremental_input_entry_reader::arg_serial): New function.
3252 (Incremental_input_entry_reader::type): Extract type from flags.
3253 (Incremental_input_entry_reader::is_in_system_directory): New function.
3254 (Incremental_input_entry_reader::get_input_section_count): Call
3255 accessor function for type.
3256 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3257 function for type; adjust size of global symbol entry.
3258 (Incremental_input_entry_reader::get_global_symbol_count): Call
3259 accessor function for type.
3260 (Incremental_input_entry_reader::get_object_count): Likewise.
3261 (Incremental_input_entry_reader::get_object_offset): Likewise.
3262 (Incremental_input_entry_reader::get_member_count): Likewise.
3263 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3264 (Incremental_input_entry_reader::get_member_offset): Likewise.
3265 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3266 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3267 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3268 (Incremental_input_entry_reader::get_global_symbol_reader): New
3269 function.
3270 (Incremental_input_entry_reader::get_output_symbol_index): New
3271 function.
3272 (Incremental_input_entry_reader::type_): Remove.
3273 (Incremental_input_entry_reader::flags_): New data member.
3274 (Incremental_inputs_reader::input_file_offset): New function.
3275 (Incremental_inputs_reader::input_file_index): New function.
3276 (Incremental_inputs_reader::input_file): Call input_file_offset.
3277 (Incremental_inputs_reader::input_file_at_offset): New function.
3278 (Incremental_relocs_reader::get_r_type): Reformat.
3279 (Incremental_relocs_reader::get_r_shndx): Reformat.
3280 (Incremental_relocs_reader::get_r_offset): Reformat.
3281 (Incremental_relocs_reader::data): New function.
3282 (Incremental_binary::Incremental_binary): Initialize new data members.
3283 (Incremental_binary::check_inputs): Add cmdline parameter.
3284 (Incremental_binary::file_is_unchanged): Remove.
3285 (Input_reader::arg_serial): New function.
3286 (Input_reader::get_unused_symbol_count): New function.
3287 (Input_reader::get_unused_symbol): New function.
3288 (Input_reader::do_arg_serial): New function.
3289 (Input_reader::do_get_unused_symbol_count): New function.
3290 (Input_reader::do_get_unused_symbol): New function.
3291 (Incremental_binary::input_file_count): New function.
3292 (Incremental_binary::get_input_reader): Change signature to use
3293 index instead of filename.
3294 (Incremental_binary::file_has_changed): New function.
3295 (Incremental_binary::get_input_argument): New function.
3296 (Incremental_binary::get_library): New function.
3297 (Incremental_binary::get_script_info): New function.
3298 (Incremental_binary::init_layout): New function.
3299 (Incremental_binary::reserve_layout): New function.
3300 (Incremental_binary::output_file): New function.
3301 (Incremental_binary::do_check_inputs): New function.
3302 (Incremental_binary::do_file_is_unchanged): Remove.
3303 (Incremental_binary::do_file_has_changed): New function.
3304 (Incremental_binary::do_init_layout): New function.
3305 (Incremental_binary::do_reserve_layout): New function.
3306 (Incremental_binary::do_input_file_count): New function.
3307 (Incremental_binary::do_get_input_reader): Change signature.
3308 (Incremental_binary::input_args_map_): New data member.
3309 (Incremental_binary::library_map_): New data member.
3310 (Incremental_binary::script_map_): New data member.
3311 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3312 new data members.
3313 (Sized_incremental_binary::output_section): New function.
3314 (Sized_incremental_binary::inputs_reader): Add const.
3315 (Sized_incremental_binary::symtab_reader): Add const.
3316 (Sized_incremental_binary::relocs_reader): Add const.
3317 (Sized_incremental_binary::got_plt_reader): Add const.
3318 (Sized_incremental_binary::get_symtab_view): New function.
3319 (Sized_incremental_binary::Inputs_reader): New typedef.
3320 (Sized_incremental_binary::Input_entry_reader): New typedef.
3321 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3322 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3323 (Sized_incremental_binary::do_file_has_changed): New function.
3324 (Sized_incremental_binary::do_init_layout): New function.
3325 (Sized_incremental_binary::do_reserve_layout): New function.
3326 (Sized_input_reader::Inputs_reader): Remove.
3327 (Sized_input_reader::Input_entry_reader): Remove.
3328 (Sized_input_reader::do_arg_serial): New function.
3329 (Sized_input_reader::do_get_unused_symbol_count): New function.
3330 (Sized_input_reader::do_get_unused_symbol): New function.
3331 (Sized_incremental_binary::do_input_file_count): New function.
3332 (Sized_incremental_binary::do_get_input_reader): Change signature;
3333 use index instead of filename.
3334 (Sized_incremental_binary::section_map_): New data member.
3335 (Sized_incremental_binary::input_entry_readers_): New data member.
3336 (class Sized_incr_relobj): New class.
3337 (class Sized_incr_dynobj): New class.
3338 (make_sized_incremental_object): New function.
3339 (class Incremental_library): New class.
3340 * layout.cc (Free_list::num_lists): New static data member.
3341 (Free_list::num_nodes): New static data member.
3342 (Free_list::num_removes): New static data member.
3343 (Free_list::num_remove_visits): New static data member.
3344 (Free_list::num_allocates): New static data member.
3345 (Free_list::num_allocate_visits): New static data member.
3346 (Free_list::init): New function.
3347 (Free_list::remove): New function.
3348 (Free_list::allocate): New function.
3349 (Free_list::dump): New function.
3350 (Free_list::print_stats): New function.
3351 (Layout_task_runner::run): Resize output file for incremental updates.
3352 (Layout::Layout): Initialize new data members.
3353 (Layout::set_incremental_base): New function.
3354 (Layout::init_fixed_output_section): New function.
3355 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3356 incremental updates.
3357 (Layout::create_gold_note): Do not create gold note section for
3358 incremental updates.
3359 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3360 for incremental updates.
3361 (Layout::set_section_offsets): For incremental updates, allocate space
3362 from free list.
3363 (Layout::create_symtab_sections): Layout with offsets relative to
3364 start of section; for incremental updates, allocate space from free
3365 list.
3366 (Layout::create_shdrs): For incremental updates, allocate space from
3367 free list.
3368 (Layout::finish_dynamic_section): For incremental updates, do not
3369 check --as-needed (fixed in subsequent patch).
3370 * layout.h (class Free_list): New class.
3371 (Layout::set_incremental_base): New function.
3372 (Layout::incremental_base): New function.
3373 (Layout::init_fixed_output_section): New function.
3374 (Layout::allocate): New function.
3375 (Layout::incremental_base_): New data member.
3376 (Layout::free_list_): New data member.
3377 * main.cc (main): Print Free_list statistics.
3378 * object.cc (Relobj::finalize_incremental_relocs): Add
3379 clear_counts parameter; clear counts only when clear_counts is set.
3380 (Sized_relobj::Sized_relobj): Initialize new base class.
3381 (Sized_relobj::do_layout): Don't report special sections.
3382 (Sized_relobj::do_for_all_local_got_entries): New function.
3383 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3384 symtab_off to all symbol table offsets.
3385 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3386 * object.h (class Got_offset_list): Move to top of file.
3387 (Object::Object): Allow case where input_file == NULL.
3388 (Object::~Object): Likewise.
3389 (Object::input_file): Assert that input_file != NULL.
3390 (Object::lock): Allow case where input_file == NULL.
3391 (Object::unlock): Likewise.
3392 (Object::is_locked): Likewise.
3393 (Object::token): Likewise.
3394 (Object::release): Likewise.
3395 (Object::is_incremental): New function.
3396 (Object::get_mtime): New function.
3397 (Object::for_all_local_got_entries): New function.
3398 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3399 (Object::set_is_in_system_directory): New function.
3400 (Object::is_in_system_directory): New function.
3401 (Object::do_is_incremental): New function.
3402 (Object::do_get_mtime): New function.
3403 (Object::do_for_all_local_got_entries): New function.
3404 (Object::is_in_system_directory_): New data member.
3405 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3406 (class Sized_relobj_base): New class.
3407 (class Sized_relobj): Derive from Sized_relobj_base.
3408 (class Sized_relobj::Symbols): Redeclare from base class.
3409 (class Sized_relobj::local_got_offset_list): Remove.
3410 (class Sized_relobj::Output_sections): Redeclare from base class.
3411 (class Sized_relobj::do_for_all_local_got_entries): New function.
3412 (class Sized_relobj::write_local_symbols): Add offset parameter.
3413 (class Sized_relobj::local_symbol_offset_): Update comment.
3414 (class Sized_relobj::local_dynsym_offset_): Update comment.
3415 * options.cc (Input_arguments::add_file): Remove const.
3416 * options.h (Input_file_argument::Input_file_argument):
3417 Initialize arg_serial_ (all constructors).
3418 (Input_file_argument::set_arg_serial): New function.
3419 (Input_file_argument::arg_serial): New function.
3420 (Input_file_argument::arg_serial_): New data member.
3421 (Input_arguments::Input_arguments): Initialize file_count_.
3422 (Input_arguments::add_file): Remove const.
3423 (Input_arguments::number_of_input_files): New function.
3424 (Input_arguments::file_count_): New data member.
3425 (Command_line::number_of_input_files): Call
3426 Input_arguments::number_of_input_files.
3427 * output.cc (Output_segment_headers::Output_segment_headers):
3428 Set current size.
3429 (Output_section::Input_section::current_data_size): New function.
3430 (Output_section::Output_section): Initialize new data members.
3431 (Output_section::add_input_section): Don't do merge sections for
3432 an incremental link; allocate space from free list for an
3433 incremental update.
3434 (Output_section::add_output_section_data): Allocate space from
3435 free list for an incremental update.
3436 (Output_section::update_data_size): New function.
3437 (Output_section::set_fixed_layout): New function.
3438 (Output_section::reserve): New function.
3439 (Output_segment::set_section_addresses): Remove const.
3440 (Output_segment::set_section_list_addresses): Remove const; allocate
3441 space from free list for an incremental update.
3442 (Output_segment::set_offset): Adjust size of RELRO segment for an
3443 incremental update.
3444 * output.h (Output_data::current_data_size): Move here from
3445 child classes.
3446 (Output_data::pre_finalize_data_size): New function.
3447 (Output_data::update_data_size): New function.
3448 (Output_section_headers::update_data_size): new function.
3449 (Output_section_data_build::current_data_size): Move to Output_data.
3450 (Output_data_strtab::update_data_size): New function.
3451 (Output_section::current_data_size): Move to Output_data.
3452 (Output_section::set_fixed_layout): New function.
3453 (Output_section::has_fixed_layout): New function.
3454 (Output_section::reserve): New function.
3455 (Output_section::update_data_size): New function.
3456 (Output_section::has_fixed_layout_): New data member.
3457 (Output_section::free_list_): New data member.
3458 (Output_segment::set_section_addresses): Remove const.
3459 (Output_segment::set_section_list_addresses): Remove const.
3460 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3461 New function.
3462 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3463 New function.
3464 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3465 parameter when calling Add_symbols constructor; store argument
3466 serial number for members of a lib group.
3467 (Add_symbols::locks): Allow case where token == NULL.
3468 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3469 (Read_member::~Read_member): New function.
3470 (Read_member::is_runnable): New function.
3471 (Read_member::locks): New function.
3472 (Read_member::run): New function.
3473 (Check_script::~Check_script): New function.
3474 (Check_script::is_runnable): New function.
3475 (Check_script::locks): New function.
3476 (Check_script::run): New function.
3477 (Check_library::~Check_library): New function.
3478 (Check_library::is_runnable): New function.
3479 (Check_library::locks): New function.
3480 (Check_library::run): New function.
3481 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3482 (Add_symbols::library_): New data member.
3483 (class Read_member): New class.
3484 (class Check_script): New class.
3485 (class Check_library): New class.
3486 * reloc.cc (Read_relocs::is_runnable): Allow case where
3487 token == NULL.
3488 (Read_relocs::locks): Likewise.
3489 (Scan_relocs::locks): Likewise.
3490 (Relocate_task::locks): Likewise.
3491 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3492 to clear counters.
3493 (Sized_relobj::incremental_relocs_scan): Fix comment.
3494 (Sized_relobj::do_relocate): Pass output file offset to
3495 write_local_symbols.
3496 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3497 from class declaration.
3498 * script.cc (read_input_script): Allocate Script_info; pass
3499 argument serial number to report_script.
3500 * script.h (class Script_info): Move to incremental.h.
3501 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3502 * symtab.h (Symbol_table::add_from_incrobj): New function.
3503 (Symbol_table::set_file_offset): New function.
3504
3505 2011-04-05 Cary Coutant <ccoutant@google.com>
3506
3507 * incremental-dump.cc (dump_incremental_inputs): Change signature
3508 to take a Sized_incremental_binary; change caller. Use readers
3509 in Sized_incremental_binary.
3510 * incremental.cc
3511 (Sized_incremental_binary::find_incremental_inputs_sections):
3512 Rename do_find_incremental_inputs_sections to this.
3513 (Sized_incremental_binary::setup_readers): New function.
3514 (Sized_incremental_binary::do_check_inputs): Check
3515 has_incremental_info_ flag; move setup code to setup_readers;
3516 use input readers.
3517 (Sized_incremental_binary::do_file_is_unchanged): New function.
3518 (Sized_incremental_binary::do_get_input_reader): New function.
3519 * incremental.h (class Incremental_binary): Move to end of file.
3520 (Incremental_binary::file_is_unchanged): New function.
3521 (Incremental_binary::do_file_is_unchanged): New function.
3522 (Incremental_binary::Input_reader): New class.
3523 (Incremental_binary::get_input_reader): New function.
3524 (class Sized_incremental_binary): Move to end of file.
3525 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3526 input section reader classes.
3527 (Sized_incremental_binary::has_incremental_info): New function.
3528 (Sized_incremental_binary::inputs_reader): New function.
3529 (Sized_incremental_binary::symtab_reader): New function.
3530 (Sized_incremental_binary::relocs_reader): New function.
3531 (Sized_incremental_binary::got_plt_reader): New function.
3532 (Sized_incremental_binary::do_file_is_unchanged): New function.
3533 (Sized_incremental_binary::Sized_input_reader): New class.
3534 (Sized_incremental_binary::get_input_reader): New function.
3535 (Sized_incremental_binary::find_incremental_inputs_sections):
3536 Rename do_find_incremental_inputs_sections to this.
3537 (Sized_incremental_binary::setup_readers): New function.
3538 (Sized_incremental_binary::has_incremental_info_): New data member.
3539 (Sized_incremental_binary::inputs_reader_): New data member.
3540 (Sized_incremental_binary::symtab_reader_): New data member.
3541 (Sized_incremental_binary::relocs_reader_): New data member.
3542 (Sized_incremental_binary::got_plt_reader_): New data member.
3543 (Sized_incremental_binary::current_input_file_): New data member.
3544
3545 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3546
3547 PR gold/12640
3548 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3549 violation.
3550
3551 2011-03-30 Cary Coutant <ccoutant@google.com>
3552
3553 * archive.cc (Archive::include_member): Adjust call to report_object.
3554 (Add_archive_symbols::run): Add script_info to call to
3555 report_archive_begin.
3556 (Lib_group::include_member): Adjust call to report_object.
3557 (Add_lib_group_symbols::run): Adjust call to report_object.
3558 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3559 blocks. Add object count for script input files.
3560 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3561 script_info parameter; change all callers.
3562 (Incremental_inputs::report_object): Add script_info parameter;
3563 change all callers.
3564 (Incremental_inputs::report_script): Store backpointer to
3565 incremental info entry.
3566 (Output_section_incremental_inputs::set_final_data_size): Record
3567 additional information for scripts.
3568 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3569 * incremental.h (Incremental_script_entry::add_object): New function.
3570 (Incremental_script_entry::get_object_count): New function.
3571 (Incremental_script_entry::get_object): New function.
3572 (Incremental_script_entry::objects_): New data member; adjust
3573 constructor.
3574 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3575 (Incremental_inputs::report_object): Add script_info parameter.
3576 (Incremental_inputs_reader::get_object_count): New function.
3577 (Incremental_inputs_reader::get_object_offset): New function.
3578 * options.cc (Input_arguments::add_file): Return reference to
3579 new input argument.
3580 * options.h (Input_argument::set_script_info): New function.
3581 (Input_argument::script_info): New function.
3582 (Input_argument::script_info_): New data member; adjust all
3583 constructors.
3584 (Input_file_group::add_file): Return reference to new input argument.
3585 (Input_file_lib::add_file): Likewise.
3586 (Input_arguments::add_file): Likewise.
3587 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3588 * script.cc (Parser_closure::Parser_closure): Add script_info
3589 parameter; adjust all callers.
3590 (Parser_closure::script_info): New function.
3591 (Parser_closure::script_info_): New data member.
3592 (read_input_script): Report scripts earlier to incremental info.
3593 (script_add_file): Set script_info in Input_argument.
3594 (script_add_library): Likewise.
3595 * script.h (Script_options::Script_info): Rewrite class.
3596
3597 2011-03-29 Cary Coutant <ccoutant@google.com>
3598
3599 * archive.cc (Library_base::should_include_member): Move
3600 method here from class Archive.
3601 (Archive::Archive): Initialize base class.
3602 (Archive::should_include_member): Move to base class.
3603 (Archive::do_for_all_unused_symbols): New function.
3604 (Add_archive_symbols::run): Remove redundant access to
3605 incremental_inputs.
3606 (Lib_group::Lib_group): Initialize base class.
3607 (Lib_group::do_filename): New function.
3608 (Lib_group::include_member): Pass pointer to Lib_group to
3609 report_object.
3610 (Lib_group::do_for_all_unused_symbols): New function.
3611 (Add_lib_group_symbols::run): Report archive information for
3612 incremental links.
3613 * archive.h (class Library_base): New base class.
3614 (class Archive): Derive from Library_base.
3615 (Archive::filename): Move to base class.
3616 (Archive::set_incremental_info): Likewise.
3617 (Archive::incremental_info): Likewise.
3618 (Archive::Should_include): Likewise.
3619 (Archive::should_include_member): Likewise.
3620 (Archive::Armap_entry): Remove.
3621 (Archive::Unused_symbol_iterator): Remove.
3622 (Archive::unused_symbols_begin): Remove.
3623 (Archive::unused_symbols_end): Remove.
3624 (Archive::do_filename): New function.
3625 (Archive::do_get_mtime): New function.
3626 (Archive::do_for_all_unused_symbols): New function.
3627 (Archive::task_): Move to base class.
3628 (Archive::incremental_info_): Likewise.
3629 (class Lib_group): Derive from Library_base.
3630 (Lib_group::do_filename): New function.
3631 (Lib_group::do_get_mtime): New function.
3632 (Lib_group::do_for_all_unused_symbols): New function.
3633 (Lib_group::task_): Move to base class.
3634 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3635 function.
3636 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3637 function.
3638 * incremental.cc (Incremental_inputs::report_archive_begin):
3639 Use Library_base; call library's get_mtime; add incremental inputs
3640 entry before members.
3641 (class Unused_symbol_visitor): New class.
3642 (Incremental_inputs::report_archive_end): Use Library_base; use
3643 visitor class to record unused symbols; don't add incremental inputs
3644 entry after members.
3645 (Incremental_inputs::report_object): Use Library_base.
3646 * incremental.h
3647 (Incremental_archive_entry::Incremental_archive_entry): Remove
3648 unused Archive parameter.
3649 (Incremental_inputs::report_archive_begin): Use Library_base.
3650 (Incremental_inputs::report_archive_end): Likewise.
3651 (Incremental_inputs::report_object): Likewise.
3652 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3653 function.
3654 * object.h (Object::for_all_global_symbols): New function.
3655 (Object::do_for_all_global_symbols): New function.
3656 (Sized_relobj::do_for_all_global_symbols): New function.
3657 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3658 function.
3659 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3660 function.
3661
3662 2011-03-27 Ian Lance Taylor <iant@google.com>
3663
3664 * archive.cc (Archive::interpret_header): Return -1 if something
3665 goes wrong. Change callers accordingly.
3666
3667 2011-03-25 Cary Coutant <ccoutant@google.com>
3668
3669 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3670 * testsuite/Makefile.in: Regenerate.
3671
3672 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3673
3674 * plugin.cc (get_view): New.
3675 (Plugin::load): Pass get_view to the plugin.
3676 (Plugin_manager::get_view): New.
3677
3678 2011-03-21 Ian Lance Taylor <iant@google.com>
3679
3680 * testsuite/final_layout.sh: Rewrite to not use dc.
3681 * testsuite/relro_test.sh: Fail if dc is not present.
3682
3683 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3684
3685 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3686 Change == to -eq.
3687 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3688 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3689 Change == to -eq.
3690 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3691 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3692
3693 2011-03-14 Ian Lance Taylor <iant@google.com>
3694
3695 * script-sections.cc (Sort_output_sections::script_compare):
3696 Rename from is_before, change return type.
3697 (Sort_output_sections::operator()): Adjust accordingly.
3698
3699 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3700
3701 PR gold/12572
3702 * testsuite/odr_violation2.cc: Add comment to make all error line
3703 numbers double digits.
3704 * testsuite/debug_msg.sh: Adjust expected errors.
3705
3706 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3707
3708 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3709 but mark earlier ones as non-canonical
3710 (offset_to_iterator): Update search target and example
3711 (do_addr2line): Return extra lines in a vector*
3712 (format_file_lineno): Extract from do_addr2line
3713 (one_addr2line): Add vector* out-param
3714 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3715 when a lineno entry appeared last for its instruction
3716 (Dwarf_line_info): Add vector* out-param
3717 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3718 * symtab.cc (Odr_violation_compare): Include the lineno in the
3719 comparison again.
3720 (linenos_from_loc): New. Combine the canonical line for an
3721 address with its other lines.
3722 (True_if_intersect): New. Helper functor to make
3723 std::set_intersection a query.
3724 (detect_odr_violations): Compare sets of lines instead of just
3725 one line for each function. This became less deterministic, but
3726 has fewer false positives.
3727 * symtab.h: Declarations.
3728 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3729 mix an optimized and non-optimized object in the same binary
3730 (odr_violation2.so): Same.
3731 * testsuite/Makefile.in: Regenerate from Makefile.am.
3732 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3733 * testsuite/debug_msg.sh: Update line numbers and add
3734 assertions.
3735 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3736 non-optimized context.
3737 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3738 isn't inlined, and use OdrDerived in an optimized context.
3739 * testsuite/odr_header1.h: Defines OdrDerived, where
3740 optimization will change the
3741 first-instruction-in-the-destructor's file and line number.
3742 * testsuite/odr_header2.h: Defines OdrBase.
3743
3744 2011-03-09 Ian Lance Taylor <iant@google.com>
3745
3746 * fileread.cc (File_read::clear_views): Don't delete the whole
3747 file view.
3748
3749 2011-03-08 Ian Lance Taylor <iant@google.com>
3750
3751 PR gold/12525
3752 * fileread.cc: #include <climits>.
3753 (GOLD_IOV_MAX): Define.
3754 (File_read::read_multiple): Limit number of entries by iov_max.
3755 * fileread.h (class File_read): Always set max_readv_entries to
3756 128.
3757
3758 2011-03-07 Ian Lance Taylor <iant@google.com>
3759
3760 PR gold/12525
3761 * options.h (class General_options): Add -dy and -dn.
3762
3763 2011-03-02 Cary Coutant <ccoutant@google.com>
3764
3765 * testsuite/script_test_9.t: Add TLS segment.
3766
3767 2011-03-02 Simon Baldwin <simonb@google.com>
3768
3769 * configure.ac: Add check for gnu_indirect_function support in
3770 the toolchain building binutils.
3771 * configure: Rebuild.
3772
3773 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3774
3775 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3776 plugin only symbols.
3777 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3778 in plugin files as not needed in the symbol table.
3779
3780 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3781
3782 * output.cc (Output_section::add_input_section): Delay fill
3783 generation for section ordering.
3784
3785 2011-02-09 Ian Lance Taylor <iant@google.com>
3786
3787 PR gold/12316
3788 * object.h (class Sized_relobj): Remove clear_local_symbols.
3789 * reloc.cc (Sized_relobj::do_relocate): Don't call
3790 clear_local_symbols.
3791
3792 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3793
3794 * plugin.cc (is_visible_from_outside): Return true for symbols
3795 in the -u option.
3796
3797 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3798
3799 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3800 filename.
3801
3802 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3803
3804 * icf.h (is_section_foldable_candidate): Change type of parameter
3805 to std::string.
3806 * icf.cc (Icf::find_identical_sections): Change type of local variable
3807 section_name to be std::string.
3808 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3809
3810 2011-01-25 Ian Lance Taylor <iant@google.com>
3811
3812 * script.cc (script_add_extern): Rewrite to use
3813 add_symbol_reference.
3814
3815 2011-01-25 Doug Kwan <dougkwan@google.com>
3816
3817 * icf.cc (get_section_contents): Always lock section's object.
3818
3819 2011-01-24 Ian Lance Taylor <iant@google.com>
3820
3821 * options.h (class General_options): Accept
3822 --no-detect-odr-violations.
3823
3824 2011-01-24 Ian Lance Taylor <iant@google.com>
3825
3826 * version.cc (version_string): Bump to 1.11.
3827
3828 2011-01-24 Ian Lance Taylor <iant@google.com>
3829
3830 * plugin.cc (class Plugin_rescan): Define new class.
3831 (Plugin_manager::claim_file): Set any_claimed_.
3832 (Plugin_manager::save_archive): New function.
3833 (Plugin_manager::save_input_group): New function.
3834 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3835 necessary.
3836 (Plugin_manager::new_undefined_symbol): New function.
3837 (Plugin_manager::rescan): New function.
3838 (Plugin_manager::rescannable_defines): New function.
3839 (Plugin_manager::add_input_file): Set any_added_.
3840 * plugin.h (class Plugin_manager): define new fields rescannable_,
3841 undefined_symbols_, any_claimed_, and any_added_. Declare
3842 Plugin_rescan as friend. Declare new functions.
3843 (Plugin_manager::Rescannable): Define type.
3844 (Plugin_manager::Rescannable_list): Define type.
3845 (Plugin_manager::Undefined_symbol_list): Define type.
3846 (Plugin_manager::Plugin_manager): Initialize new fields.
3847 * archive.cc (Archive::defines_symbol): New function.
3848 (Add_archive_symbols::run): Pass archive to plugins if any.
3849 * archive.h (class Archive): Declare defines_symbol.
3850 * readsyms.cc (Input_group::~Input_group): New function.
3851 (Finish_group::run): Pass input_group to plugins if any.
3852 * readsyms.h (class Input_group): Declare destructor.
3853 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3854 any.
3855
3856 2011-01-10 Ian Lance Taylor <iant@google.com>
3857
3858 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3859 section as relro.
3860 (Layout::set_segment_offsets): Reset increase_relro before calling
3861 set_section_addresses a second time.
3862
3863 2011-01-04 Cary Coutant <ccoutant@google.com>
3864
3865 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3866 sections before NOBITS sections.
3867
3868 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3869
3870 * version.cc (print_version): Update copyright to 2011.
3871
3872 2010-12-23 Cary Coutant <ccoutant@google.com>
3873
3874 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3875 of OS to this->add. Add OD parameter to second form of the function.
3876
3877 2010-12-20 Ian Lance Taylor <iant@google.com>
3878
3879 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3880 second of two consecutive entries with same offset.
3881
3882 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3883
3884 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3885 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3886 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3887 to avoid unneeded links against $(LDADD).
3888 * testsuite/Makefile.in: Regenerate.
3889
3890 2010-12-15 Ian Lance Taylor <iant@google.com>
3891
3892 PR gold/12324
3893 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3894 for R_X86_64_32 and R_X86_64_PC32.
3895 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3896 ver_matching_def_pic.o.
3897 (ver_matching_def_pic.o): New target.
3898
3899 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3900
3901 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3902 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3903 Move definition before File_read::View member definitions.
3904 (File_read::View::~View): Initialize and hold lock before
3905 updating current_mapped_bytes.
3906
3907 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3908
3909 * dwarf_reader.cc: Remove outdated comment.
3910 * gold-threads.cc: Fix typo in error message.
3911 * archive.cc: Fix typos in comments.
3912 * archive.h: Likewise.
3913 * arm-reloc-property.cc: Likewise.
3914 * arm-reloc-property.h: Likewise.
3915 * arm-reloc.def: Likewise.
3916 * arm.cc: Likewise.
3917 * attributes.h: Likewise.
3918 * cref.cc: Likewise.
3919 * ehframe.cc: Likewise.
3920 * fileread.h: Likewise.
3921 * gold.h: Likewise.
3922 * i386.cc: Likewise.
3923 * icf.cc: Likewise.
3924 * incremental.h: Likewise.
3925 * int_encoding.cc: Likewise.
3926 * layout.h: Likewise.
3927 * main.cc: Likewise.
3928 * merge.h: Likewise.
3929 * object.cc: Likewise.
3930 * object.h: Likewise.
3931 * options.cc: Likewise.
3932 * readsyms.cc: Likewise.
3933 * reduced_debug_output.cc: Likewise.
3934 * reloc.cc: Likewise.
3935 * script-sections.cc: Likewise.
3936 * sparc.cc: Likewise.
3937 * symtab.h: Likewise.
3938 * target-reloc.h: Likewise.
3939 * target.cc: Likewise.
3940 * target.h: Likewise.
3941 * timer.cc: Likewise.
3942 * timer.h: Likewise.
3943 * x86_64.cc: Likewise.
3944
3945 2010-12-09 Cary Coutant <ccoutant@google.com>
3946
3947 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3948 stack.
3949 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3950 parameter; change all callers.
3951 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3952 * options.h (warn_execstack): New option.
3953
3954 2010-12-07 Doug Kwan <dougkwan@google.com>
3955
3956 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3957 like function call relocations.
3958
3959 2010-12-07 Ian Lance Taylor <iant@google.com>
3960
3961 * archive.cc (Archive::get_elf_object_for_member): Permit
3962 punconfigured to be NULL.
3963 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3964 (Archive::include_member): Pass NULL to get_elf_object_for_member
3965 if we searched for the archive and this is the first included
3966 object.
3967
3968 2010-12-01 Ian Lance Taylor <iant@google.com>
3969
3970 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3971 track_relocs_type_ field.
3972 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3973 Set track_relocs_type_.
3974 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3975 contents when using RELA relocs.
3976 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3977 reloc_map_.
3978 * reloc.cc (Track_relocs::next_addend): New function.
3979 * reloc.h (class Track_relocs): Declare next_addend.
3980
3981 2010-12-01 Ian Lance Taylor <iant@google.com>
3982
3983 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3984 virtual destructor.
3985
3986 2010-12-01 Ian Lance Taylor <iant@google.com>
3987
3988 * README: Update compilers known to work and fail.
3989
3990 2010-11-23 Matthias Klose <doko@ubuntu.com>
3991
3992 * configure.in: For --enable-gold, handle value `default' instead of
3993 `both*'. Always install ld as ld.bfd, install as ld if gold is
3994 not the default.
3995 * configure: Regenerate.
3996
3997 2010-11-18 Doug Kwan <dougkwan@google.com>
3998
3999 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4000 and right_alignment to be zero. Store result alignment only if it is
4001 greater than existing alignment.
4002
4003 2010-11-16 Cary Coutant <ccoutant@google.com>
4004
4005 PR gold/12220
4006 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4007 Check for ".zdebug_line".
4008
4009 2010-11-16 Doug Kwan <dougkwan@google.com>
4010 Cary Coutant <ccoutant@google.com>
4011
4012 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4013 by reference; adjust all callers.
4014 * output.cc (Output_segment::set_section_addresses): Adjust references
4015 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4016 list is empty.
4017 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4018 end at page boundary.
4019
4020 2010-11-16 Cary Coutant <ccoutant@google.com>
4021
4022 PR gold/12220
4023 * layout.cc (Layout::choose_output_section): Transform names of
4024 compressed sections even when using a script with a SECTIONS clause.
4025 (Layout::output_section_name): Remove code to transform
4026 compressed debug section names.
4027 * output.cc (Output_section::add_input_section): Use uncompressed
4028 section size when tracking input sections.
4029
4030 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4031
4032 * symtab.h (Symbol::NON_PIC_REF): Remove.
4033 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4034 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4035 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4036 (Symbol::use_plt_offset): Take a flags argument and pass it
4037 directly to needs_dynamic_reloc. Restrict check for undefined
4038 weak symbols to function calls.
4039 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4040 (Target_arm::Scan::global): Use it.
4041 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4042 (Target_arm::Relocate::relocate): Likewise.
4043 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4044 parameter with an r_type parameter. Use get_reference_flags
4045 to get the flags.
4046 (Target_arm::Relocate::relocate): Update accordingly.
4047 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4048 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4049 (Target_i386::Scan::global): Likewise.
4050 (Target_i386::Relocate::relocate): Likewise.
4051 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4052 parameter with an r_type parameter. Use get_reference_flags
4053 to get the flags.
4054 (Target_i386::Relocate::relocate): Update accordingly.
4055 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4056 (Target_powerpc::Scan::global): Use it.
4057 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4058 (Target_powerpc::Relocate::relocate): Likewise.
4059 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4060 (Target_sparc::Scan::global): Use it.
4061 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4062 (Target_sparc::Relocate::relocate): Likewise.
4063 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4064 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4065 (Target_x86_64::Scan::global): Likewise.
4066 (Target_x86_64::Relocate::relocate): Likewise.
4067
4068 2010-11-08 Doug Kwan <dougkwan@google.com>
4069 Cary Coutant <ccoutant@google.com>
4070
4071 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4072 (Arm_exidx_merge_section::section_contents_): New data member.
4073 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4074 (Arm_input_section::~Arm_input_section): De-allocate memory.
4075 (Arm_input_section::original_contents_): New data member.
4076 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4077 in parameters instead of calling Object::section_contents without
4078 locking.
4079 (Arm_output_section::group_section): New parameter TASK. Pass it
4080 to callees that need locking objects.
4081 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4082 to lock EXIDX input sections. Fix a formatting issue. Call
4083 Arm_exidx_merged_section::build_contents to create merged section
4084 contents.
4085 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4086 to lock object of stub table owner.
4087 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4088 TEXT_SIZE to initialize data member TEXT_SIZE_.
4089 (Arm_exidx_input_section::addralign): Fix typo in comment.
4090 (Arm_exidx_input_section::text_size): New method.
4091 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4092 that require locking objects. Lock objects before scanning for stubs
4093 and updating local symbols.
4094 (Arm_input_section<big_endian>::init): Copy contents of original
4095 input section.
4096 (Arm_input_section<big_endian>::do_write): Use saved contents of
4097 original input section instead of calling Object::section_contents
4098 without locking.
4099 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4100 size without calling Object::section_size().
4101 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4102 for size. Allocate a buffer for merged EXIDX entries.
4103 (Arm_exidx_merged_section::build_contents): New method.
4104 (Arm_exidx_merged_section::do_write): Move merge section contents
4105 building code to Arm_exidx_merged_section::build_contetns. Write
4106 out contetns in buffer instead of building it on the fly.
4107 (Arm_relobj::make_exidx_input_section): Also pass text section size
4108 to Arm_exidx_input_section constructor.
4109 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4110 (Arm_dynobj::do_read_symbols): Fix memory leak.
4111 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4112 * target.h: (class Task): Add forward declaration.
4113 (Target::relax): Add new parameter TASK and pass it to
4114 Target::do_relax().
4115 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4116
4117 2010-11-05 Cary Coutant <ccoutant@google.com>
4118
4119 PR gold/10708
4120 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4121 object when reading from the file.
4122 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4123 second layout pass.
4124 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4125 when reading section contents.
4126 (get_section_contents): Likewise.
4127 (icf::find_identical_sections): Likewise.
4128 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4129 object when reading from the file.
4130 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4131 the object when doing deferred section layout.
4132
4133 2010-11-03 Nick Clifton <nickc@redhat.com>
4134
4135 PR gold/12001
4136 * script.h (class Symbol_assignment: name): New member. Returns
4137 the name of the symbol.
4138 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4139 Returns true if the given symbol name is on the list of
4140 assignments wating to be processed.
4141 * archive.cc (should_incldue_member): If the symbol is undefined,
4142 check to see if it is on the list of symbols pending assignment.
4143
4144 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4145
4146 * script-sections.cc (Script_sections::find_memory_region): Check
4147 for a NULL output section pointer.
4148
4149 2010-10-29 Doug Kwan <dougkwan@google.com>
4150
4151 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4152 Output_section::add_relaxed_input_section.
4153 * output.cc (Output_section::add_relaxed_input_section): Add new
4154 arguments LAYOUT and NAME. Set section order index.
4155 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4156 Copy section order index.
4157 * output.h (Output_section::add_relaxed_input_section): Add new
4158 arguments LAYOUT and NAME.
4159
4160 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4161
4162 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4163 NATIVE_OR_CROSS_LINKER.
4164 * testsuite/Makefile.in: Regenerate.
4165
4166 2010-10-20 Doug Kwan <dougkwan@google.com>
4167
4168 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4169 without SHF_LINK_ORDER flags.
4170 * layout.cc (Layout::choose_output_section): Do not filter
4171 SHF_LINK_ORDER flag in a relocatable link.
4172
4173 2010-10-17 Cary Coutant <ccoutant@google.com>
4174
4175 * output.h (Output_segment::set_section_addresses): Change function
4176 signature. Update all callers.
4177 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4178 sections.
4179 (Output_segment::set_section_addresses): Align after last TLS
4180 section. Add padding before last relro section instead of after.
4181
4182 2010-10-17 Doug Kwan <dougkwan@google.com>
4183
4184 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4185 GOT output section to be writable.
4186
4187 2010-10-14 Cary Coutant <ccoutant@google.com>
4188
4189 * debug.h (DEBUG_INCREMENTAL): New flag.
4190 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4191 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4192 mode.
4193 * incremental.cc (report_command_line): Ignore all forms of
4194 --incremental.
4195 * layout.cc (Layout::Layout): Check parameters for incremental link
4196 mode.
4197 * options.cc (General_options::parse_incremental): New function.
4198 (General_options::parse_no_incremental): New function.
4199 (General_options::parse_incremental_full): New function.
4200 (General_options::parse_incremental_update): New function.
4201 (General_options::incremental_mode_): New data member.
4202 (General_options::finalize): Check incremental_mode_.
4203 * options.h (General_options): Update help text for --incremental.
4204 Add --no-incremental, --incremental-full, --incremental-update.
4205 (General_options::Incremental_mode): New enum type.
4206 (General_options::incremental_mode): New function.
4207 (General_options::incremental_mode_): New data member.
4208 * parameters.cc (Parameters::incremental_mode_): New data member.
4209 (Parameters::set_options): Set incremental_mode_.
4210 (Parameters::set_incremental_full): New function.
4211 (Parameters::incremental): New function.
4212 (Parameters::incremental_update): New function.
4213 (set_parameters_incremental_full): New function.
4214 * parameters.h (Parameters::set_incremental_full): New function.
4215 (Parameters::incremental): New function.
4216 (Parameters::incremental_update): New function.
4217 (Parameters::incremental_mode_): New data member.
4218 (set_parameters_incremental_full): New function.
4219 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4220 incremental link mode.
4221 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4222 (Sized_relobj::do_relocate_sections): Likewise.
4223 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4224 option.
4225 * testsuite/Makefile.in: Regenerate.
4226 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4227
4228 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4229
4230 * script-sections.h (class Script_sections): Make
4231 Sections_elements typedef public.
4232 * script-sections.cc (class Sort_output_sections): Add elements_
4233 field. Add constructor which sets it; change all callers.
4234 (Sort_output_sections::is_before): New function.
4235 (Sort_output_sections::operator()): Call is_before.
4236 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4237 conditional.
4238 * testsuite/script_test_10.sh: New test. Test script section
4239 order.
4240 * testsuite/script_test_10.t: Likewise.
4241 * testsuite/script_test_10.s: Likewise.
4242 * testsuite/Makefile.am: Wrap the cross linker tests and the
4243 common tests into NATIVE_OR_CROSS_LINKER.
4244 (check_SCRIPTS): Add script_test_10.sh.
4245 (check_DATA): Add script_test_10.stdout.
4246 (script_test_10.o, script_test_10): New targets.
4247 (script_test_10.stdout): New target.
4248 * configure, testsuite/Makefile.in: Regenerate.
4249
4250 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4251
4252 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4253 error for the deprecated relocations.
4254 (Target_arm::Scan::global): Likewise.
4255 (Target_arm::Relocate::relocate): Likewise.
4256
4257 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4258
4259 * fileread.cc (Input_file::find_file): Initialize *found_name
4260 and *namep when using the fallback search for case 4.
4261
4262 2010-10-11 Cary Coutant <ccoutant@google.com>
4263
4264 * options.h (class General_options): Redefine -z lazy as an alias for
4265 the negation of -z now.
4266
4267 2010-10-11 Ian Lance Taylor <iant@google.com>
4268
4269 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4270 binding.
4271
4272 2010-10-06 Nick Clifton <nickc@redhat.com>
4273
4274 * script-sections.cc(class Memory_region): Remove
4275 current_lma_offset_ field. Rename current_vma_offset_ to
4276 current_offset_. Add last_section_ field.
4277 (Memory_region::get_current_vma_address): Rename to
4278 get_current_address.
4279 (Memory_region::get_current_lma_address): Delete.
4280 (Memory_region::increment_vma_offset): Rename to
4281 increment_offset.
4282 (Memory_region::increment_lma_offset): Delete.
4283 (Memory_region::attributes_compatible): New method. Returns
4284 true if the provided section is compatible with the region.
4285 (Memory_region::get_last_section): New method. Returns the last
4286 section to use the region.
4287 (Memory_region::set_last_section): New method. Stores the last
4288 section to use the region.
4289 (Script_sections::block_in_region): New method. Returns true if
4290 a block of memory is contained within a region.
4291 (Script_sections::find_memory_region): New method. Locates a
4292 memory region to be used to set a VMA or LMA address.
4293 (Output_section_definition::set_section_addresses): Add code to
4294 check for addresses set by memory regions.
4295 (Output_segment::set_section_addresses): Remove memory region
4296 walking code.
4297 (Script_sections::create_segment): Add a warning if a header
4298 segment is created outside of any region.
4299 * script-sections.h (class Script_sections): Add prototypes for
4300 find_memory_region and block_in_region methods.
4301 * testsuite/memory_test.s: Use .long instead of .word.
4302 * testsuite/memory_test.t: Add some more output sections.
4303 * testsuite/memory_test.sh: Update expected output.
4304
4305 2010-10-02 Doug Kwan <dougkwan@google.com>
4306
4307 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4308 defintion to symtab.h
4309 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4310 declaration to defintion.
4311
4312 2010-10-01 Nick Clifton <nickc@redhat.com>
4313
4314 * expression.cc (eval): Replace dummy argument with NULL.
4315 (eval_maybe_dot): Check for a NULL result section pointer.
4316 (Symbol_expression::value): Likewise.
4317 (Dot_expression::value): Likewise.
4318 (BINARY_EXPRESSION): Likewise.
4319 (Max_expression::value): Likewise.
4320 (Min_expression::value): Likewise.
4321 (Absolute_expression::value): Likewise.
4322 (Addr_expression::value_from_output_section): Likewise.
4323 (Loaddddr_expression::value_from_output_section): Likewise.
4324 (Segment_start_expression::value): Likewise.
4325 * script-sections.cc
4326 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4327 argument with NULL.
4328 (Sections_elememt_dot_assignment::set_section_addresses):
4329 Likewise.
4330 (Output_data_expression::do_write_to_buffer): Likewise.
4331 (Output_section_definition::finalize_symbols): Likewise.
4332 (Output_section_definition::set_section_addresses): Likewise.
4333
4334 2010-09-30 Doug Kwan <dougkwan@google.com>
4335
4336 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4337
4338 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4339
4340 * target.h (Target::can_icf_inline_merge_sections): New virtual
4341 function.
4342 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4343 virtual function.
4344 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4345 virtual function.
4346 * icf.cc (get_section_contents): Inline merge sections only when
4347 target allows it.
4348
4349 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4350
4351 * configure: Regenerate.
4352
4353 2010-09-17 Ian Lance Taylor <iant@google.com>
4354
4355 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4356 * testsuite/Makefile.am (memory_test.o): New target.
4357 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4358 memory_test.t.
4359 * testsuite/Makefile.in: Rebuild.
4360
4361 2010-09-17 Doug Kwan <dougkwan@google.com>
4362
4363 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4364 defintion if relocation uses GOT entries of the symbol.
4365 * testsuite/icf_safe_test.sh: Fix test.
4366 * testsuite/icf_safe_so_test.sh: Fix test.
4367
4368 2010-09-16 Cary Coutant <ccoutant@google.com>
4369
4370 * script_sections.cc (class Memory_region): Remove "NULL" from
4371 vector initializations.
4372
4373 2010-09-15 Cary Coutant <ccoutant@google.com>
4374
4375 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4376 Resolve forwarding symbols.
4377
4378 2010-09-15 Doug Kwan <dougkwan@google.com>
4379
4380 * gold/testsuite/script_test_3.t: Add ARM special sections.
4381 * gold/testsuite/script_test_4.t: Same.
4382 * gold/testsuite/script_test_5.t: Same.
4383 * gold/testsuite/script_test_6.t: Same.
4384 * gold/testsuite/script_test_7.t: Same.
4385 * gold/testsuite/script_test_7.t: Same.
4386 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4387
4388 2010-09-14 Cary Coutant <ccoutant@google.com>
4389
4390 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4391 (Target_x86_64::Relocate::relocate_tls): Replace check for
4392 saw_tls_block_reloc_ with test for executable section.
4393
4394 2010-09-12 Cary Coutant <ccoutant@google.com>
4395
4396 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4397 position-independent executables to shared libraries need dynamic
4398 relocations.
4399 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4400 position-independent executables.
4401 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4402 * testsuite/Makefile.in: Regenerate.
4403
4404 2010-09-10 Nick Clifton <nickc@redhat.com>
4405
4406 PR gold/11997
4407 * testsuite/memory_test.t: Discard any sections that are not
4408 needed.
4409
4410 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4411
4412 PR gold/11996
4413 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4414 "This::" to work around a bug in gcc 4.2.
4415
4416 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4417
4418 2010-09-09 Rafael Espindola <espindola@google.com>
4419
4420 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4421 sections with different PF_X flags in the same segment.
4422 (Layout::find_first_load_seg): Search all segments to find the first
4423 one.
4424 * options.h (rosegment): New.
4425
4426 2010-09-08 Rafael Espindola <espindola@google.com>
4427
4428 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4429
4430 2010-09-08 Doug Kwan <dougkwan@google.com>
4431
4432 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4433 (Arm_relobj::do_relocate_sections): Add new parameter for output
4434 file to match the parent.
4435 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4436 of local symbols instead of input values. Update code to track
4437 changes in gold::relocate_section.
4438 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4439 (Sized_relobj::compute_final_local_value_internal): New methods.
4440 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4441 body into private version of Sized_relobj::compute_final_local_value.
4442 Call the inline method.
4443 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4444 merged symbol value if there is one.
4445 (Symbol_value::has_output_value): New method defintiion.
4446 (Sized_relobj::Compute_final_local_value_status): New enum type.
4447 (Sized_relobj::compute_final_local_value): New methods.
4448 (Sized_relobj::compute_final_local_value_internal): New methods.
4449 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4450 and arm_cortex_a8.sh.
4451 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4452 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4453 New tests.
4454 * Makefile.in: Regenerate.
4455 * testsuite/arm_bl_out_of_range.s: Update test.
4456 * testsuite/thumb_bl_out_of_range.s: Ditto.
4457 * testsuite/thumb_blx_out_of_range.s: Ditto.
4458 * testsuite/arm_branch_out_of_range.sh: New file.
4459 * testsuite/arm_cortex_a8.sh: Ditto.
4460 * testsuite/arm_cortex_a8_b.s: Ditto.
4461 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4462 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4463 * testsuite/arm_cortex_a8_bl.s: Ditto.
4464 * testsuite/arm_cortex_a8_blx.s: Ditto.
4465 * testsuite/arm_cortex_a8_local.s: Ditto.
4466 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4467 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4468
4469 2010-09-08 Rafael Espindola <espindola@google.com>
4470
4471 * Makefile.am (memory_test.stdout): Run readelf with -W.
4472 * Makefile.in: Regenerate.
4473 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4474 64 bit output.
4475
4476 2010-09-08 Rafael Espindola <espindola@google.com>
4477
4478 * script-sections.cc (Script_sections::add_memory_region): Convert
4479 field precision to int.
4480 * script.cc (script_set_section_region, script_set_section_region):
4481 Convert field precision to int.
4482
4483 2010-09-08 Rafael Espindola <espindola@google.com>
4484
4485 * arm.cc (do_finalize_sections): Create the __exidx_start and
4486 __exdix_end symbols even when the section is missing.
4487
4488 2010-09-08 Nick Clifton <nickc@redhat.com>
4489
4490 * README: Remove claim that MEMORY is not supported.
4491 * expression.cc (script_exp_function_origin)
4492 (script_exp_function_length): Move from here to ...
4493 * script.cc: ... here.
4494 (script_set_section_region, script_add_memory)
4495 (script_parse_memory_attr, script_include_directive): New
4496 functions.
4497 * script-sections.cc
4498 (class Memory_region): New class.
4499 (class Output_section_definition): Add set_memory_region,
4500 set_section_vma, set_section_lma and get_section_name methods.
4501 (class Script_Sections): Add add_memory_region,
4502 find_memory_region, find_memory_region_origin,
4503 find_memory_region_length and set_memory_region methods.
4504 Have set_section_addresses method walk the list of set memory
4505 regions.
4506 Extend the print methos to display memory regions.
4507 * script-sections.h: Add prototypes for new methods.
4508 Add enum for MEMORY region attributes.
4509 * yyscript.y: Add support for parsing MEMORY regions.
4510 * script-c.h: Add prototypes for new functions.
4511 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4512 * testsuite/Makefile.in: Regenerate.
4513 * testsuite/memory_test.sh: New script.
4514 * testsuite/memory_test.s: New assembler source file.
4515 * testsuite/memory_test.t: New linker script.
4516
4517 2010-08-27 Doug Kwan <dougkwan@google.com>
4518
4519 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4520 reference override an existing dynamic weak reference.
4521 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4522 * testsuite/Makefile.in: Regenerate.
4523 * testsuite/dyn_weak_ref.sh: New file.
4524 * testsuite/dyn_weak_ref_1.c: Ditto.
4525 * testsuite/dyn_weak_ref_2.c: Ditto.
4526
4527 2010-08-27 Ian Lance Taylor <iant@google.com>
4528
4529 * incremental.h (class Incremental_input_entry): Add virtual
4530 destructor.
4531
4532 2010-08-27 Ian Lance Taylor <iant@google.com>
4533
4534 * testsuite/start_lib_test_3.c: Mark t3 as used.
4535
4536 2010-08-27 Nick Clifton <nickc@redhat.com>
4537
4538 * options.cc (version_script): Fix small typo in previous
4539 whitespace tidyup.
4540
4541 2010-08-25 Nick Clifton <nickc@redhat.com>
4542
4543 * archive.cc: Formatting fixes: Remove whitespace between
4544 typename and following asterisk. Remove whitespace between
4545 function name and opening parenthesis.
4546 * archive.h: Likewise.
4547 * arm.cc: Likewise.
4548 * attributes.cc: Likewise.
4549 * attributes.h: Likewise.
4550 * common.cc: Likewise.
4551 * copy-relocs.cc: Likewise.
4552 * dirsearch.h: Likewise.
4553 * dynobj.cc: Likewise.
4554 * ehframe.cc: Likewise.
4555 * ehframe.h: Likewise.
4556 * expression.cc: Likewise.
4557 * fileread.cc: Likewise.
4558 * fileread.h: Likewise.
4559 * gc.h: Likewise.
4560 * gold-threads.cc: Likewise.
4561 * gold.cc: Likewise.
4562 * i386.cc: Likewise.
4563 * icf.h: Likewise.
4564 * incremental-dump.cc: Likewise.
4565 * incremental.cc: Likewise.
4566 * layout.cc: Likewise.
4567 * layout.h: Likewise.
4568 * main.cc: Likewise.
4569 * merge.cc: Likewise.
4570 * merge.h: Likewise.
4571 * object.cc: Likewise.
4572 * object.h: Likewise.
4573 * options.cc: Likewise.
4574 * options.h: Likewise.
4575 * output.cc: Likewise.
4576 * output.h: Likewise.
4577 * plugin.cc: Likewise.
4578 * plugin.h: Likewise.
4579 * powerpc.cc: Likewise.
4580 * reloc.cc: Likewise.
4581 * script-c.h: Likewise.
4582 * script-sections.cc: Likewise.
4583 * script.cc: Likewise.
4584 * stringpool.cc: Likewise.
4585 * symtab.cc: Likewise.
4586 * symtab.h: Likewise.
4587 * target.cc: Likewise.
4588 * timer.cc: Likewise.
4589 * timer.h: Likewise.
4590 * version.cc: Likewise.
4591 * x86_64.cc: Likewise.
4592
4593 2010-08-24 Nick Clifton <nickc@redhat.com>
4594
4595 PR 11899
4596 * layout.cc (segment_precedes): Sort segments by their physical
4597 addresses, if they have been set.
4598
4599 2010-08-23 Cary Coutant <ccoutant@google.com>
4600
4601 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4602 symbols data.
4603 (Lib_group::include_member): Unlock object after deleting its
4604 symbols data.
4605 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4606 the bug fixed here.
4607
4608 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4609 Cary Coutant <ccoutant@google.com>
4610
4611 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4612 constructor, and set_blocker.
4613 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4614 readsyms_blocker_.
4615 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4616 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4617 * testsuite/Makefile.am (start_lib_test): New test case.
4618 * testsuite/Makefile.in: Regenerate.
4619 * testsuite/start_lib_test_main.c: New file.
4620 * testsuite/start_lib_test_1.c: New file.
4621 * testsuite/start_lib_test_2.c: New file.
4622 * testsuite/start_lib_test_3.c: New file.
4623
4624 2010-08-19 Ian Lance Taylor <iant@google.com>
4625
4626 * Makefile.in: Rebuild with automake 1.11.1.
4627 * aclocal.m4: Likewise.
4628 * testsuite/Makefile.in: Likewise.
4629
4630 2010-08-19 Ian Lance Taylor <iant@google.com>
4631
4632 PR 10893
4633 * i386.cc (class Output_data_plt_i386): Update declarations.
4634 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4635 local_ifuncs_ fields.
4636 (Target_i386::do_plt_section_for_global): New function.
4637 (Target_i386::do_plt_section_for_local): New function.
4638 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4639 parameter; change all callers. Initialize global_ifuncs_ and
4640 local_ifuncs_. If doing a static link define __rel_iplt_start and
4641 __rel_iplt_end.
4642 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4643 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4644 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4645 symbols.
4646 (Target_i386::make_plt_section): New function, broken out of
4647 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4648 (Target_i386::make_plt_entry): Call make_plt_section.
4649 (Target_i386::make_local_ifunc_plt_entry): New function.
4650 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4651 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4652 R_386_IRELATIVE to switch.
4653 (Target_i386::Scan::global): Likewise.
4654 (Target_i386::Relocate::relocate): Likewise.
4655 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4656 switch.
4657 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4658 (Target_x86_64::do_plt_section_for_global): New function.
4659 (Target_x86_64::do_plt_section_for_local): New function.
4660 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4661 parameter; change all callers. If doing a static link define
4662 __rela_iplt_start and __rela_iplt_end.
4663 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4664 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4665 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4666 to point to .plt.
4667 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4668 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4669 switch.
4670 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4671 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4672 R_X86_64_IRELATIVE to switch.
4673 (Target_x86_64::Scan::global): Likewise.
4674 (Target_x86_64::Relocate::relocate): Likewise.
4675 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4676 switch.
4677 * target.h (class Target): Add plt_section_for_global and
4678 plt_section_for_local functions. Add do_plt_section_for_global
4679 and do_plt_section_for_local virtual functions.
4680 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4681 clarifying comments.
4682 (Symbol::use_plt_offset): Handle IFUNC symbol.
4683 * object.cc (Sized_relobj::Sized_relobj): Initialize
4684 local_plt_offsets_.
4685 (Sized_relobj::local_has_plt_offset): New function.
4686 (Sized_relobj::local_plt_offset): New function.
4687 (Sized_relobj::set_local_plt_offset): New function.
4688 (Sized_relobj::do_count): Handle IFUNC symbol.
4689 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4690 a bit away from input_shndx_ field. Add set_is_func_symbol and
4691 is_ifunc_symbol functions.
4692 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4693 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4694 local_plt_offsets_ field.
4695 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4696 * output.h (class Output_section_data): Add non-const
4697 output_section function.
4698 (class Output_data_got): Update declarations.
4699 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4700 Add use_plt_offset parameter to global and local constructors.
4701 Change all callers. Change local_sym_index_ field to 31 bits.
4702 Change GSYM_CODE and CONSTANT_CODE accordingly.
4703 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4704 doing a static link don't set sh_link field.
4705 (Output_data_got::Got_entry::write): Use PLT offset if
4706 appropriate.
4707 (Output_data_got::add_global_plt): New function.
4708 (Output_data_got::add_local_plt): New function.
4709 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4710 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4711 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4712 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4713 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4714 IFUNC conditional.
4715 * testsuite/ifunc-sel.h: New file.
4716 * testsuite/ifuncmain1.c: New file.
4717 * testsuite/ifuncmain1vis.c: New file.
4718 * testsuite/ifuncmod1.c: New file.
4719 * testsuite/ifuncdep2.c: New file.
4720 * testsuite/ifuncmain2.c: New file.
4721 * testsuite/ifuncmain3.c: New file.
4722 * testsuite/ifuncmod3.c: New file.
4723 * testsuite/ifuncmain4.c: New file.
4724 * testsuite/ifuncmain5.c: New file.
4725 * testsuite/ifuncmod5.c: New file.
4726 * testsuite/ifuncmain6pie.c: New file.
4727 * testsuite/ifuncmod6.c: New file.
4728 * testsuite/ifuncmain7.c: New file.
4729 * configure, testsuite/Makefile.in: Rebuild.
4730
4731 2010-08-18 Ian Lance Taylor <iant@google.com>
4732
4733 * incremental.cc
4734 (Output_section_incremental_inputs::write_input_files): Add cast
4735 to avoid signed/unsigned comparison warning.
4736 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4737
4738 2010-08-12 Cary Coutant <ccoutant@google.com>
4739
4740 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4741
4742 2010-08-13 Ian Lance Taylor <iant@google.com>
4743
4744 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4745
4746 2010-08-12 Cary Coutant <ccoutant@google.com>
4747 Doug Kwan <dougkwan@google.com>
4748
4749 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4750 defintion overrides non-weak undef, remember that the original undef
4751 is not weak.
4752 * symtab.cc (Symbol_table::sized_write_global): For undef without
4753 an original weak binding, set binding to global in output.
4754 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4755 * testsuite/Makefile.in: Regenerate.
4756 * testsuite/strong_ref_weak_def.sh: New file.
4757 * testsuite/strong_ref_weak_def_1.c: Ditto.
4758 * testsuite/strong_ref_weak_def_2.c: Ditto.
4759
4760 2010-08-12 Cary Coutant <ccoutant@google.com>
4761
4762 * testsuite/incremental_test.sh: Rewrite.
4763 * testsuite/incremental_test_1.c: Rewrite.
4764 * testsuite/incremental_test_2.c: Rewrite.
4765
4766 2010-08-12 Cary Coutant <ccoutant@google.com>
4767
4768 * arm.cc (Target_arm::got_size): Add const.
4769 (Target_arm::got_entry_count): New function.
4770 (Target_arm::plt_entry_count): New function.
4771 (Target_arm::first_plt_entry_offset): New function.
4772 (Target_arm::plt_entry_size): New function.
4773 (Output_data_plt_arm::entry_count): New function.
4774 (Output_data_plt_arm::first_plt_entry_offset): New function.
4775 (Output_data_plt_arm::get_plt_entry_size): New function.
4776 * i386.cc (Target_i386::got_size): Add const.
4777 (Target_i386::got_entry_count): New function.
4778 (Target_i386::plt_entry_count): New function.
4779 (Target_i386::first_plt_entry_offset): New function.
4780 (Target_i386::plt_entry_size): New function.
4781 (Output_data_plt_i386::entry_count): New function.
4782 (Output_data_plt_i386::first_plt_entry_offset): New function.
4783 (Output_data_plt_i386::get_plt_entry_size): New function.
4784 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4785 find_incremental_inputs_sections. Dump incremental_got_plt section.
4786 * incremental.cc: Include target.h.
4787 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4788 parameter. Adjust all callers. Find incremental_got_plt section.
4789 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4790 section.
4791 (Output_section_incremental_inputs::set_final_data_size): Calculate
4792 size of incremental_got_plt section.
4793 (Output_section_incremental_inputs::do_write): Write the
4794 incremental_got_plt section.
4795 (Got_plt_view_info): New struct.
4796 (Local_got_offset_visitor): New class.
4797 (Global_got_offset_visitor): New class.
4798 (Global_symbol_visitor_got_plt): New class.
4799 (Output_section_incremental_inputs::write_got_plt): New function.
4800 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4801 Add parameter. Adjust all callers.
4802 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4803 (Incremental_inputs::got_plt_section): New function.
4804 (Incremental_inputs::got_plt_section_): New data member.
4805 (Incremental_got_plt_reader): New class.
4806 * layout.cc (Layout::create_incremental_info_sections): Add the
4807 incremental_got_plt section.
4808 * object.h (Got_offset_list::get_list): New function.
4809 (Got offset_list::for_all_got_offsets): New function.
4810 (Sized_relobj::local_got_offset_list): New function.
4811 * powerpc.cc (Target_powerpc::got_size): Add const.
4812 (Target_powerpc::got_entry_count): New function.
4813 (Target_powerpc::plt_entry_count): New function.
4814 (Target_powerpc::first_plt_entry_offset): New function.
4815 (Target_powerpc::plt_entry_size): New function.
4816 (Output_data_plt_powerpc::entry_count): New function.
4817 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4818 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4819 * sparc.cc (Target_sparc::got_size): Add const.
4820 (Target_sparc::got_entry_count): New function.
4821 (Target_sparc::plt_entry_count): New function.
4822 (Target_sparc::first_plt_entry_offset): New function.
4823 (Target_sparc::plt_entry_size): New function.
4824 (Output_data_plt_sparc::entry_count): New function.
4825 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4826 (Output_data_plt_sparc::get_plt_entry_size): New function.
4827 * symtab.h (Symbol::got_offset_list): New function.
4828 (Symbol_table::for_all_symbols): New function.
4829 * target.h (Sized_target::got_entry_count): New function.
4830 (Sized_target::plt_entry_count): New function.
4831 (Sized_target::plt_entry_size): New function.
4832 * x86_64.cc (Target_x86_64::got_size): Add const.
4833 (Target_x86_64::got_entry_count): New function.
4834 (Target_x86_64::plt_entry_count): New function.
4835 (Target_x86_64::first_plt_entry_offset): New function.
4836 (Target_x86_64::plt_entry_size): New function.
4837 (Output_data_plt_x86_64::entry_count): New function.
4838 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4839 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4840
4841 2010-08-12 Cary Coutant <ccoutant@google.com>
4842
4843 * archive.cc: Include incremental.h.
4844 (Archive::Archive): Initialize incremental_info_.
4845 (Archive::include_member): Record archive members in incremental info.
4846 (Add_archive_symbols::run): Record begin and end of an archive in
4847 incremental info.
4848 (Lib_group::include_member): Record objects in incremental info.
4849 * archive.h (Incremental_archive_entry): Forward declaration.
4850 (Archive::set_incremental_info): New member function.
4851 (Archive::incremental_info): New member function.
4852 (Archive::Unused_symbol_iterator): New class.
4853 (Archive::unused_symbols_begin): New member function.
4854 (Archive::unused_symbols_end): New member function.
4855 (Archive::incremental_info_): New data member.
4856 * incremental-dump.cc (find_input_containing_global): New function.
4857 (dump_incremental_inputs): Dump new incremental info sections.
4858 * incremental.cc: Include symtab.h.
4859 (Output_section_incremental_inputs): New class.
4860 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4861 new incremental info sections.
4862 (Sized_incremental_binary::do_check_inputs): Likewise.
4863 (Incremental_inputs::report_archive): Remove.
4864 (Incremental_inputs::report_archive_begin): New function.
4865 (Incremental_inputs::report_archive_end): New function.
4866 (Incremental_inputs::report_object): New function.
4867 (Incremental_inputs::finalize_inputs): Remove.
4868 (Incremental_inputs::report_input_section): New function.
4869 (Incremental_inputs::report_script): Rewrite.
4870 (Incremental_inputs::finalize): Do nothing but finalize string table.
4871 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4872 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4873 (Incremental_inputs::create_data_sections): New function.
4874 (Incremental_inputs::relocs_entsize): New function.
4875 (Output_section_incremental_inputs::set_final_data_size): New function.
4876 (Output_section_incremental_inputs::do_write): New function.
4877 (Output_section_incremental_inputs::write_header): New function.
4878 (Output_section_incremental_inputs::write_input_files): New function.
4879 (Output_section_incremental_inputs::write_info_blocks): New function.
4880 (Output_section_incremental_inputs::write_symtab): New function.
4881 * incremental.h (Incremental_script_entry): Forward declaration.
4882 (Incremental_object_entry): Forward declaration.
4883 (Incremental_archive_entry): Forward declaration.
4884 (Incremental_inputs): Forward declaration.
4885 (Incremental_inputs_header_data): Remove.
4886 (Incremental_inputs_header): Remove.
4887 (Incremental_inputs_header_write): Remove.
4888 (Incremental_inputs_entry_data): Remove.
4889 (Incremental_inputs_entry): Remove.
4890 (Incremental_inputs_entry_write): Remove.
4891 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4892 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4893 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4894 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4895 Likewise.
4896 (Incremental_input_entry): New class.
4897 (Incremental_script_entry): New class.
4898 (Incremental_object_entry): New class.
4899 (Incremental_archive_entry): New class.
4900 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4901 (Incremental_inputs::report_inputs): Remove.
4902 (Incremental_inputs::report_archive): Remove.
4903 (Incremental_inputs::report_archive_begin): New function.
4904 (Incremental_inputs::report_archive_end): New function.
4905 (Incremental_inputs::report_object): Change prototype.
4906 (Incremental_inputs::report_input_section): New function.
4907 (Incremental_inputs::report_script): Change prototype.
4908 (Incremental_inputs::get_reloc_count): New function.
4909 (Incremental_inputs::set_reloc_count): New function.
4910 (Incremental_inputs::create_data_sections): New function.
4911 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4912 (Incremental_inputs::inputs_section): New function.
4913 (Incremental_inputs::symtab_section): New function.
4914 (Incremental_inputs::relocs_section): New function.
4915 (Incremental_inputs::get_stringpool): Add const.
4916 (Incremental_inputs::command_line): Add const.
4917 (Incremental_inputs::inputs): Remove.
4918 (Incremental_inputs::command_line_key): New function.
4919 (Incremental_inputs::input_file_count): New function.
4920 (Incremental_inputs::input_files): New function.
4921 (Incremental_inputs::relocs_entsize): New function.
4922 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4923 (Incremental_inputs::finalize_inputs): Remove.
4924 (Incremental_inputs::Input_info): Remove.
4925 (Incremental_inputs::lock_): Remove.
4926 (Incremental_inputs::inputs_): Change type.
4927 (Incremental_inputs::inputs_map_): Remove.
4928 (Incremental_inputs::current_object_entry_): New data member.
4929 (Incremental_inputs::inputs_section_): New data member.
4930 (Incremental_inputs::symtab_section_): New data member.
4931 (Incremental_inputs::relocs_section_): New data member.
4932 (Incremental_inputs::reloc_count_): New data member.
4933 (Incremental_inputs_reader): New class.
4934 (Incremental_symtab_reader): New class.
4935 (Incremental_relocs_reader): New class.
4936 * layout.cc (Layout::finalize): Move finalization of incremental info
4937 and creation of incremental info sections to follow finalization of
4938 symbol table. Set offsets for postprocessing sections.
4939 (Layout::create_incremental_info_sections): Call
4940 Incremental_inputs::create_data_sections. Add incremental symtab
4941 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4942 sections to layout after input sections.
4943 * layout.h (struct Timespec): Forward declaration.
4944 (Layout::incremental_inputs): Add const.
4945 (Layout::create_incremental_info_sections): Add parameter.
4946 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4947 * object.cc: Include incremental.h.
4948 (Relobj::finalize_incremental_relocs): New function.
4949 (Sized_relobj::do_layout): Record input sections in incremental info.
4950 * object.h (Object::output_section): New function.
4951 (Object::output_section_offset): Moved from Relobj.
4952 (Object::get_incremental_reloc_base): New function.
4953 (Object::get_incremental_reloc_count): New function.
4954 (Object::do_output_section): New function.
4955 (Object::do_output_section_offset): Moved from Relobj.
4956 (Object::do_get_incremental_reloc_base): New function.
4957 (Object::do_get_incremental_reloc_count): New function.
4958 (Object::Object): Initialize new data members.
4959 (Relobj::output_section): Renamed do_output_section and moved to
4960 protected.
4961 (Relobj::output_section_offset): Moved to Object.
4962 (Relobj::do_get_incremental_reloc_base): New function.
4963 (Relobj::do_get_incremental_reloc_count): New function.
4964 (Relobj::allocate_incremental_reloc_counts): New function.
4965 (Relobj::count_incremental_reloc): New function.
4966 (Relobj::finalize_incremental_relocs): New function.
4967 (Relobj::next_incremental_reloc_index): New function.
4968 (Relobj::reloc_counts_): New data member.
4969 (Relobj::reloc_bases_): New data member.
4970 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4971 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4972 (Sized_relobj::incremental_relocs_scan): New function.
4973 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4974 (Sized_relobj::incremental_relocs_write): New function.
4975 (Sized_relobj::incremental_relocs_write_reltype): New function.
4976 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4977 incremental link.
4978 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4979 archives and object files elsewhere.
4980 (Add_symbols::run): Report object files here.
4981 (Finish_group::run): Report end of archive at end of group.
4982 * reloc.cc: Include layout.h, incremental.h.
4983 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4984 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4985 (Sized_relobj::incremental_relocs_scan): New function.
4986 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4987 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4988 (Sized_relobj::incremental_relocs_write): New function.
4989 (Sized_relobj::incremental_relocs_write_reltype): New function.
4990 * script.cc (read_input_script): Rewrite test for incremental link.
4991 Change call to Incremental_inputs::report_script.
4992 * symtab.h (Symbol_table::first_global_index): New function.
4993 (Symbol_table::output_count): New function.
4994
4995 2010-08-12 Doug Kwan <dougkwan@google.com>
4996
4997 * arm.cc (Target_arm::merge_object_attributes): Check command line
4998 options --no-wchar-size-warning and --no-enum-size-warning.
4999 * options.h (General_options): Add ld-compatible options
5000 --no-enum-size-warning and --no-wchar-size-warning.
5001
5002 2010-08-04 Ian Lance Taylor <iant@google.com>
5003
5004 * x86_64.cc (Target_x86_64::Scan::local): Use
5005 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5006 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5007 (Target_x86_64::Scan::global): Likewise.
5008 (Target_x86_64::Relocate::relocate): Likewise.
5009 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5010 Likewise.
5011
5012 2010-08-03 Cary Coutant <ccoutant@google.com>
5013
5014 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5015 to reserve space in merged_strings vector. Keep total input size
5016 for stats.
5017 (Output_merge_string::do_print_merge_stats): Print total input size.
5018 * merge.h (Output_merge_string): Add input_size_ field.
5019 * stringpool.cc (Stringpool_template::string_length): Move
5020 implementations out of Stringpool_template class and place in
5021 stringpool.h.
5022 * stringpool.h (string_length): Move out of Stringpool_template.
5023
5024 2010-08-03 Ian Lance Taylor <iant@google.com>
5025
5026 PR 11712
5027 * layout.cc (relaxation_loop_body): If address of load segment is
5028 set, adjust address to include headers if possible.
5029
5030 2010-08-03 Ian Lance Taylor <iant@google.com>
5031
5032 * version.cc (version_string): Bump to 1.10.
5033
5034 2010-08-03 Ian Lance Taylor <iant@google.com>
5035
5036 PR 11805
5037 * layout.h (enum Output_section_order): Define.
5038 (class Layout): Update declarations.
5039 * layout.cc (Layout::get_output_section): Add order parameter.
5040 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5041 is_first_non_relro parameters. Change all callers.
5042 (Layout::choose_output_section): Likewise.
5043 (Layout::add_output_section_data): Likewise.
5044 (Layout::make_output_section): Likewise. Set order.
5045 (Layout::default_section_order): New function.
5046 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5047 * output.cc (Output_section::Output_section): Initialize order_.
5048 Don't initialize deleted fields.
5049 (Output_segment::Output_segment): Don't initialize deleted
5050 fields.
5051 (Output_segment::add_output_section_to_load): New function
5052 replacing add_output_section. Change all callers to call this or
5053 add_output_section_to_nonload.
5054 (Output_segment::add_output_section_to_nonload): New function.
5055 (Output_segment::remove_output_section): Rewrite.
5056 (Output_segment::add_initial_output_data): Likewise.
5057 (Output_segment::has_any_data_sections): Likewise.
5058 (Output_segment::is_first_section_relro): Likewise.
5059 (Output_segment::maximum_alignment): Likewise.
5060 (Output_segment::has_dynamic_reloc): New function replacing
5061 dynamic_reloc_count. Change all callers.
5062 (Output_segment::has_dynamic_reloc_list): New function replacing
5063 dynamic_reloc_count_list. Change all callers.
5064 (Output_segment::set_section_addresses): Rewrite.
5065 (Output_segment::set_offset): Rewrite.
5066 (Output_segment::find_first_and_last_list): Remove.
5067 (Output_segment::set_tls_offsets): Rewrite.
5068 (Output_segment::first_section_load_address): Likewise.
5069 (Output_segment::output_section_count): Likewise.
5070 (Output_segment::section_with_lowest_load_address): Likewise.
5071 (Output_segment::write_section_headers): Likewise.
5072 (Output_segment::print_sections_to_map): Likewise.
5073 * output.h (class Output_data): Remove dynamic_reloc_count_
5074 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5075 (Output_data::add_dynamic_reloc): Rewrite.
5076 (Output_data::has_dynamic_reloc): New function.
5077 (Output_data::dynamic_reloc_count): Remove.
5078 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5079 is_last_relro_, is_first_non_relro_, is_interp_,
5080 is_dynamic_linker_section_ fields. Add order and set_order
5081 functions. Remove is_relro_local, set_is_relro_local,
5082 is_last_relro, set_is_last_relro, is_first_non_relro,
5083 set_is_first_non_relro functions, is_interp, set_is_interp,
5084 is_dynamic_linker_section, and set_is_dynamic_linker_section
5085 functions.
5086 (class Output_segment): Change Output_data_list from std::list to
5087 std:;vector. Add output_lists_ field. Remove output_data_ and
5088 output_bss_ fields. Update declarations.
5089
5090 2010-08-02 Ian Lance Taylor <iant@google.com>
5091
5092 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5093 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5094 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5095
5096 2010-08-02 Ian Lance Taylor <iant@google.com>
5097
5098 PR 11855
5099 * script.cc (Script_options::Script_options): Initialize
5100 symbol_definitions_ and symbol_references_.
5101 (Script_options::add_symbol_assignment): Update
5102 symbol_definitions_ and symbol_references_.
5103 (Script_options::add_symbol_reference): New function.
5104 (script_symbol): New function.
5105 * script.h (class Script_options): Add symbol_definitions_ and
5106 symbol_references_ fields.
5107 (Script_options::referenced_const_iterator): New type.
5108 (Script_options::referenced_begin): New function.
5109 (Script_options::referenced_end): New function.
5110 (Script_options::is_referenced): New function.
5111 (Script_options::any_unreferenced): New function.
5112 * script-c.h (script_symbol): Declare.
5113 * yyscript.y (exp): Call script_symbol.
5114 * symtab.cc: Include "script.h".
5115 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5116 Change all callers. Check symbols referenced by scripts.
5117 (Symbol_table::add_undefined_symbols_from_command_line): Add
5118 layout parameter. Change all callers.
5119 (Symbol_table::do_add_undefined_symbols_from_command_line):
5120 Likewise. Break out loop body. Check symbols referenced by
5121 scripts.
5122 (Symbol_table::add_undefined_symbol_from_command_line): New
5123 function broken out of
5124 do_add_undefined_symbols_from_command_line.
5125 * symtab.h (class Symbol_table): Update declarations.
5126 * archive.cc: Include "layout.h".
5127 (Archive::should_include_member): Add layout parameter. Change
5128 all callers. Check for symbol mentioned in expression.
5129 * archive.h (class Archive): Update declaration.
5130 * object.cc (Sized_relobj::do_should_include_member): Add layout
5131 parameter.
5132 * object.h (Object::should_include_member): Add layout parameter.
5133 Change all callers.
5134 (Object::do_should_include_member): Add layout parameter.
5135 (class Sized_relobj): Update declaration.
5136 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5137 parameter.
5138 * dynobj.h (class Sized_dynobj): Update declaration.
5139 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5140 layout parameter.
5141 * plugin.h (class Sized_pluginobj): Update declaration.
5142
5143 2010-08-02 Ian Lance Taylor <iant@google.com>
5144
5145 PR 11866
5146 * output.cc (Output_segment::set_offset): Search for the first and
5147 last sections rather than assuming that the list is in order.
5148 (Output_segment::find_first_and_last_list): New function.
5149 * output.h (class Output_segment): Update declarations.
5150 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5151 (relro_strip_test_SOURCES): New variable.
5152 (relro_strip_test_DEPENDENCIES): New variable.
5153 (relro_strip_test_LDFLAGS): New variable.
5154 (relro_strip_test_LDADD): New variable.
5155 (relro_strip_test.so): New target.
5156
5157 2010-08-02 Ian Lance Taylor <iant@google.com>
5158
5159 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5160 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5161 (Target_i386::got_tlsdesc_section): New function.
5162 (Target_i386::got_section): Create space for GOT entries for
5163 TLSDESC relocations.
5164 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5165 R_386_TLS_GOTDESC.
5166 (Target_i386::Scan::global): Likewise.
5167 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5168 using TLSDESC GOT.
5169 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5170 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5171 (Target_x86_64::got_tlsdesc_section): New function.
5172 (Target_x86_64::got_section): Create space for GOT entries for
5173 TLSDESC relocations.
5174 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5175 R_386_TLS_GOTDESC.
5176 (Target_x86_64::Scan::global): Likewise.
5177 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5178 using TLSDESC GOT.
5179
5180 2010-08-02 Ian Lance Taylor <iant@google.com>
5181
5182 * testsuite/final_layout.sh: Use dc to convert from hex to
5183 decimal.
5184
5185 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5186
5187 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5188 paramter to the call to gold::gc_process_relocs.
5189 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5190 paramter to the call to gold::gc_process_relocs.
5191 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5192 parameter to the call to gold::gc_process_relocs.
5193 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5194 template parameter to the call to gold::gc_process_relocs.
5195 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5196 paramter to the call to gold::gc_process_relocs.
5197 * gc.h (get_embedded_addend_size): New function.
5198 (gc_process_relocs): Save the size of the reloc for use by ICF.
5199 * icf.cc (get_section_contents): Get the addend from the text section
5200 for SHT_REL relocation sections.
5201 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5202 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5203 * int_encoding.h (read_from_pointer): New overloaded function.
5204 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5205 * testsuite/icf_sht_rel_addend_test.sh: New file.
5206 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5207 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5208
5209 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5210
5211 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5212 * Makefile.in: Regenerate.
5213 * testsuite/Makefile.in: Regenerate.
5214
5215 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5216
5217 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5218 * gold/testsuite/debug_msg.cc: Likewise.
5219 * gold/testsuite/odr_violation1.cc
5220 * gold/testsuite/odr_violation2.cc
5221
5222 2010-07-21 Cary Coutant <ccoutant@google.com>
5223
5224 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5225 string, and length fields.
5226 (Output_merge_string::Merged_strings_list): New type.
5227 (Output_merge_string::Merged_strings_lists): New typedef.
5228 (Output_merge_string): Replace merged_strings_ with
5229 merged_strings_lists_.
5230 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5231 Merged_strings_list per input object and section. Don't store pointer
5232 to the string. Don't store length with each merged string entry.
5233 (Output_merge_string::finalize_merged_data): Loop over list of merged
5234 strings lists. Recompute length of each merged string.
5235
5236 2010-07-15 Cary Coutant <ccoutant@google.com>
5237
5238 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5239 here.
5240
5241 2010-07-14 Ian Lance Taylor <iant@google.com>
5242
5243 * descriptors.cc (Descriptors::open): Report correct name in error
5244 message.
5245
5246 2010-07-13 Doug Kwan <dougkwan@google.com>
5247
5248 * arm.cc (Arm_input_section::Arm_input_section): For a
5249 SHT_ARM_EXIDX section, always keeps the input sections.
5250 (Arm_input_section::set_exidx_section_link): New method.
5251 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5252 has_errors_ to false.
5253 (Arm_exidx_input_section::has_errors,
5254 Arm_exidx_input_section::set_has_errors): New methods.
5255 (Arm_exidx_input_section::has_errors_): New data member.
5256 (Arm_relobj::get_exidx_shndx_list): New method.
5257 (Arm_output_section::append_text_sections_to_list): Do not skip
5258 section without SHF_EXECINSTR.
5259 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5260 errors.
5261 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5262 section header. Make error messages more verbose. Check for
5263 a non-executable section linked to an EXIDX section.
5264 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5265 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5266 check that there is no deferred EXIDX section if we exit early.
5267 Instead of not making an EXIDX section in case of an error, make one
5268 and set the has_errors flag of it.
5269 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5270 in a relocatable link.
5271 (Target_arm::do_relax): Look for the EXIDX output section instead of
5272 assuming that it is called .ARM.exidx.
5273 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5274 section list. Do not check for SHF_EXECINSTR section flags but
5275 skip any input section with errors.
5276 * output.cc (Output_section::Output_section): Initialize
5277 always_keeps_input_sections_ to false.
5278 (Output_section::add_input_section): Check for
5279 always_keeps_input_sections_.
5280 * output.h (Output_section::always_keeps_input_sections,
5281 Output_section::set_always_keeps_input_sections): New methods.
5282 (Output_section::always_keeps_input_sections): New data member.
5283
5284 2010-07-13 Rafael Espindola <espindola@google.com>
5285
5286 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5287 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5288
5289 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5290 Ian Lance Taylor <iant@google.com>
5291
5292 * output.h (Output_section_lookup_maps::add_merge_section):
5293 Correct check of whether value was inserted.
5294 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5295 (Output_section_lookup_maps::add_relaxed_input_section):
5296 Likewise.
5297 * arm.cc (Target_arm::got_section): Remove used local os.
5298 * i386.cc (Target_i386::got_section): Likewise.
5299 * x86_64.cc (Target_x86_64::got_section): Likewise.
5300 * sparc.cc (Target_sparc::got_section): Likewise.
5301 (Target_sparc::relocate): Remove unused local have_got_offset.
5302 * powerpc.cc (Target_powerpc::relocate): Likewise.
5303
5304 2010-07-13 Ian Lance Taylor <iant@google.com>
5305
5306 * compressed_output.cc (zlib_decompress): Fix signature in
5307 !HAVE_ZLIB_H case.
5308
5309 * archive.cc (Archive::include_member): Unlock an external member
5310 of a thin archive. Don't bother to delete an object we know is
5311 NULL.
5312
5313 2010-07-12 Cary Coutant <ccoutant@google.com>
5314
5315 * compressed_output.cc (zlib_decompress): New function.
5316 (get_uncompressed_size): New function.
5317 (decompress_input_section): New function.
5318 * compressed_output.h (get_uncompressed_size): New function.
5319 (decompress_input_section): New function.
5320 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5321 Handle compressed debug sections.
5322 * layout.cc (is_compressed_debug_section): New function.
5323 (Layout::output_section_name): Map compressed section names to
5324 canonical names.
5325 * layout.h (is_compressed_debug_section): New function.
5326 (is_debug_info_section): Recognize compressed debug sections.
5327 * merge.cc: Include compressed_output.h.
5328 (Output_merge_data::do_add_input_section): Handle compressed
5329 debug sections.
5330 (Output_merge_string::do_add_input_section): Handle compressed
5331 debug sections.
5332 * object.cc: Include compressed_output.h.
5333 (Sized_relobj::Sized_relobj): Initialize new data members.
5334 (build_compressed_section_map): New function.
5335 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5336 * object.h (Object::section_is_compressed): New method.
5337 (Object::do_section_is_compressed): New method.
5338 (Sized_relobj::Compressed_section_map): New type.
5339 (Sized_relobj::do_section_is_compressed): New method.
5340 (Sized_relobj::compressed_sections_): New data member.
5341 * output.cc (Output_section::add_input_section): Handle compressed
5342 debug sections.
5343 * reloc.cc: Include compressed_output.h.
5344 (Sized_relobj::write_sections): Handle compressed debug sections.
5345
5346 2010-07-08 Cary Coutant <ccoutant@google.com>
5347
5348 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5349 weak when resolving to a dynamic def.
5350 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5351 for weak undef/dynamic def cases. Adjust callers.
5352 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5353 undef_binding_weak_.
5354 (Symbol_table::sized_write_globals): Adjust symbol binding.
5355 (Symbol_table::sized_write_symbol): Add binding parameter.
5356 * symtab.h (Symbol::set_undef_binding): New method.
5357 (Symbol::is_undef_binding_weak): New method.
5358 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5359 (Symbol_table::should_override): Add new parameter.
5360 (Symbol_table::sized_write_symbol): Add new parameter.
5361
5362 * testsuite/weak_undef_file1.cc: Add new test case.
5363 * testsuite/weak_undef_file2.cc: Fix header comment.
5364 * testsuite/weak_undef_test.cc: Add new test case.
5365
5366 2010-06-29 Doug Kwan <dougkwan@google.com>
5367
5368 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5369 Initialize USE_SYMBOL_.
5370 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5371 definition.
5372 (Arm_reloc_property::uses_symbol_): New data member declaration.
5373 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5374 uses symbol value and symbol is undefined but not weakly undefined.
5375
5376 2010-06-28 Rafael Espindola <espindola@google.com>
5377
5378 * plugin.cc (Plugin::load): Use dlerror.
5379
5380 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5381
5382 * symtab.cc (detect_odr_violations): When reporting an ODR
5383 violation, report an object where the symbol is defined.
5384
5385 2010-06-25 Doug Kwan <dougkwan@google.com>
5386
5387 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5388 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5389 definition.
5390 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5391 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5392 target hook to detect function points.
5393 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5394 * icf.h (Icf::check_section_for_function_pointers): Change type of
5395 parameter SECTION_NAME to const reference to std::string. Use
5396 target hook to determine if section may have unsafe pointers.
5397 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5398 method definition.
5399
5400 2010-06-21 Rafael Espindola <espindola@google.com>
5401
5402 * fileread.cc (Input_file::find_fie): New
5403 (Input_file::open): Use Input_file::find_fie.
5404 * fileread.h (Input_file::find_fie): New
5405 * plugin.cc (set_extra_library_path): New.
5406 (Plugin::load): Add set_extra_library_path to the transfer vector.
5407 (Plugin_manager::set_extra_library_path): New.
5408 (Plugin_manager::add_input_file): Use the extra search path if set.
5409 (set_extra_library_path(): New.
5410 * plugin.h (Plugin_manager): Add set_extra_library_path and
5411 extra_search_path_.
5412
5413 2010-06-19 Cary Coutant <ccoutant@google.com>
5414
5415 * layout.cc (gdb_sections): Add .debug_types.
5416 (lines_only_debug_sections): Likewise.
5417
5418 2010-06-18 Rafael Espindola <espindola@google.com>
5419
5420 * plugin.cc (add_input_file,add_input_library)
5421 (Plugin_manager::add_input_file): Make filename arguments const.
5422 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5423 const.
5424
5425 2010-06-16 Doug Kwan <dougkwan@google.com>
5426
5427 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5428 .ARM.attributes section if we have not merged any input
5429 attributes sections.
5430
5431 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5432
5433 * arm.cc: Allow combining objects with no EABI version
5434 information.
5435
5436 2010-06-15 Rafael Espindola <espindola@google.com>
5437
5438 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5439
5440 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5441
5442 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5443 (struct iovec): Correct !HAVE_READV definition.
5444
5445 2010-06-10 Cary Coutant <ccoutant@google.com>
5446
5447 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5448 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5449 reloc sections.
5450 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5451
5452 PR 11683
5453 * symtab.h (Symbol::is_placeholder): New member function.
5454 * target-reloc.h (relocate_section): Check for placeholder symbols.
5455
5456 * testsuite/Makefile.am (plugin_test_8): New test.
5457 (plugin_test_9): New test.
5458 * testsuite/Makefile.in: Regenerate.
5459
5460 2010-06-09 Nick Clifton <nickc@redhat.com>
5461
5462 * yyscript.y (input_list_element): Allow strings prefixed with
5463 the '-' character. Treat these as libraries.
5464 * script.cc (script_add_library): New function. Adds a library
5465 specified by "-l<name>" found in an input script.
5466 * script-c.h: Add prototype for script_add_library.
5467
5468 2010-06-07 Doug Kwan <dougkwan@google.com>
5469
5470 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5471 Restrict stub-group size to be within long conditional branch
5472 range when working around cortex-A8 erratum.
5473
5474 2010-06-07 Damien Diederen <dd@crosstwine.com>
5475
5476 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5477 #ifdef typo.
5478
5479 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5480
5481 PR gold/11658
5482 * output.cc
5483 (Output_section::Input_section_sort_entry::compare_section_ordering):
5484 Change to return non-zero correctly.
5485 (Output_section::Input_section_sort_section_order_index_compare
5486 ::operator()): Change to fix ambiguity in comparisons.
5487
5488 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5489
5490 * gold.h (is_wildcard_string): New function.
5491 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5492 (Layout::layout_eh_frame): Ditto.
5493 (Layout::find_section_order_index): New method.
5494 (Layout::read_layout_from_file): New method.
5495 * layout.h (Layout::find_section_order_index): New method.
5496 (Layout::read_layout_from_file): New method.
5497 (Layout::input_section_position_): New private member.
5498 (Layout::input_section_glob_): New private member.
5499 * main.cc (main): Call read_layout_from_file here.
5500 * options.h (--section-ordering-file): New option.
5501 * output.cc (Output_section::input_section_order_specified_): New
5502 member.
5503 (Output_section::Output_section): Initialize new member.
5504 (Output_section::add_input_section): Add new parameter.
5505 Keep input sections when --section-ordering-file is used.
5506 (Output_section::set_final_data_size): Sort input sections when
5507 section ordering file is specified.
5508 (Output_section::Input_section_sort_entry): Add new parameter.
5509 Check sorting type.
5510 (Output_section::Input_section_sort_entry::compare_section_ordering):
5511 New method.
5512 (Output_section::Input_section_sort_compare::operator()): Change to
5513 consider section_order_index.
5514 (Output_section::Input_section_sort_init_fini_compare::operator()):
5515 Change to consider section_order_index.
5516 (Output_section::Input_section_sort_section_order_index_compare
5517 ::operator()): New method.
5518 (Output_section::sort_attached_input_sections): Change to sort
5519 according to section order when specified.
5520 (Output_section::add_input_section<32, true>): Add new parameter.
5521 (Output_section::add_input_section<64, true>): Add new parameter.
5522 (Output_section::add_input_section<32, false>): Add new parameter.
5523 (Output_section::add_input_section<64, false>): Add new parameter.
5524 * output.h (Output_section::add_input_section): Add new parameter.
5525 (Output_section::input_section_order_specified): New
5526 method.
5527 (Output_section::set_input_section_order_specified): New method.
5528 (Input_section::Input_section): Initialize section_order_index_.
5529 (Input_section::section_order_index): New method.
5530 (Input_section::set_section_order_index): New method.
5531 (Input_section::section_order_index_): New member.
5532 (Input_section::Input_section_sort_section_order_index_compare): New
5533 struct.
5534 (Output_section::input_section_order_specified_): New member.
5535 * script-sections.cc (is_wildcard_string): Delete and move modified
5536 method to gold.h.
5537 (Output_section_element_input::Output_section_element_input): Modify
5538 call to is_wildcard_string.
5539 (Output_section_element_input::Input_section_pattern
5540 ::Input_section_pattern): Ditto.
5541 (Output_section_element_input::Output_section_element_input): Ditto.
5542 * testsuite/Makefile.am (final_layout): New test case.
5543 * testsuite/Makefile.in: Regenerate.
5544 * testsuite/final_layout.cc: New file.
5545 * testsuite/final_layout.sh: New file.
5546
5547 2010-06-01 Rafael Espindola <espindola@google.com>
5548
5549 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5550
5551 2010-06-01 Rafael Espindola <espindola@google.com>
5552
5553 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5554 visibility of symbols.
5555
5556 2010-05-27 Doug Kwan <dougkwan@google.com>
5557
5558 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5559 from start of output section instead of address for a local symbol
5560 in a merged or relaxed section when doing a relocatable link.
5561
5562 2010-05-26 Rafael Espindola <espindola@google.com>
5563
5564 PR 11604
5565 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5566 adding sections the garbage collector removed.
5567 * gold/testsuite/Makefile.am: Add test.
5568 * gold/testsuite/Makefile.in: Regenerate.
5569 * gold/testsuite/plugin_test_7.sh: New.
5570 * gold/testsuite/plugin_test_7_1.c: New.
5571 * gold/testsuite/plugin_test_7_2.c: New.
5572
5573 2010-05-26 Rafael Espindola <espindola@google.com>
5574
5575 * script-sections.cc (Output_section_definition::set_section_addresses):
5576 Check for --section-start.
5577
5578 2010-05-26 Doug Kwan <dougkwan@google.com>
5579
5580 * arm.cc (Arm_scan_relocatable_relocs): New class.
5581 (Target_arm::relocate_special_relocatable): New method.
5582 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5583 (Arm_relocate_functions::thumb_branch_common): Same.
5584 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5585 instead of Default_scan_relocatable_relocs.
5586 * target-reloc.h (relocate_for_relocatable): Let target handle
5587 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5588 * target.h (Sized_target::relocate_special_relocatable): New method.
5589
5590 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5591
5592 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5593
5594 2010-05-23 Doug Kwan <dougkwan@google.com>
5595
5596 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5597 instead of a cast.
5598 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5599 with a direct branch, not a conditional branch, to a stub.
5600 * merge.cc (Output_merge_base::record_input_section): New method
5601 defintion.
5602 (Output_merge_data::do_add_input_section): Record input section if
5603 keeps-input-sections flag is set.
5604 (Output_merge_string::do_add_input_section): Ditto.
5605 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5606 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5607 INPUT_SECTIONS_.
5608 (Output_merge_base::keeps_input_sections,
5609 Output_merge_base::set_keeps_input_sections,
5610 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5611 method definitions.
5612 (Output_merge_base::Input_sections): New type declaration.
5613 (Output_merge_base::input_sections_begin,
5614 Output_merge_base::input_sections_end,
5615 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5616 (Output_merge_base::bool keeps_input_sections_,
5617 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5618 Output_merge_base::input_sections_): New data members.
5619 (Output_merge_data::do_set_keeps_input_sections): New method
5620 defintion.
5621 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5622 * output.cc (Output_section::Input_section::relobj): Move method
5623 defintion from class declaration to here and handle merge sections.
5624 (Output_section::Input_section::shndx): Ditto.
5625 (Output_section::Output_section): Remove initializations of removed
5626 data members and initialize new data member LOOKUP_MAPS_.
5627 (Output_section::add_input_section): Set keeps-input-sections flag
5628 for a newly created merge output section as appropriate. Adjust code
5629 to use Output_section_lookup_maps class.
5630 (Output_section::add_relaxed_input_section): Adjst code for lookup
5631 maps code refactoring.
5632 (Output_section::add_merge_input_section): Add a new parameter
5633 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5634 class. If adding input section to a newly created merge output
5635 section fails, remove the new merge section.
5636 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5637 Adjust code for use of the Output_section_lookup_maps class.
5638 (Output_section::find_merge_section): Ditto.
5639 (Output_section::build_lookup_maps): New method defintion.
5640 (Output_section::find_relaxed_input_section): Adjust code to use
5641 Output_section_lookup_maps class.
5642 (Output_section::get_input_sections): Export merge sections. Adjust
5643 code to use Output_section_lookup_maps class.
5644 (Output_section:::add_script_input_section): Adjust code to use
5645 Output_section_lookup_maps class. Update lookup maps for merge
5646 sections also.
5647 (Output_section::discard_states): Use Output_section_lookup_maps.
5648 (Output_section::restore_states): Same.
5649 * output.h (Merge_section_properties): Move class defintion out of
5650 Output_section.
5651 (Output_section_lookup_maps): New class.
5652 (Output_section::Input_section::is_merge_section): New method
5653 defintion.
5654 (Output_section::Input_section::relobj): Move defintion out of class
5655 defintion. Declare method only.
5656 (Output_section::Input_section::shndx): Ditto.
5657 (Output_section::Input_section::output_merge_base): New method defintion.
5658 (Output_section::Input_section::u2_.pomb): New union field.
5659 (Output_section::Merge_section_by_properties_map,
5660 Output_section::Output_section_data_by_input_section_map,
5661 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5662 Remove types.
5663 (Output_section::add_merge_input_section): Add new parameter
5664 KEEPS_INPUT_SECTIONS.
5665 (Output_section::build_lookup_maps): New method declaration.
5666 (Output_section::merge_section_map_,
5667 Output_section::merge_section_by_properties_map_,
5668 Output_section::relaxed_input_section_map_,
5669 Output_section::is_relaxed_input_section_map_valid_): Remove data
5670 members.
5671 (Output_section::lookup_maps_): New data member.
5672
5673 2010-05-21 Doug Kwan <dougkwan@google.com>
5674
5675 PR gold/11619
5676 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5677 avoid a compilation error.
5678
5679 2010-05-19 Rafael Espindola <espindola@google.com>
5680
5681 * script-sections.cc (Output_section_definition::allocate_to_segment):
5682 Update the phdrs_list even when the output section is NULL.
5683 * testsuite/Makefile.am: Add test.
5684 * testsuite/Makefile.in: Regenerate.
5685 * testsuite/script_test_9.cc: New.
5686 * testsuite/script_test_9.sh: New.
5687 * testsuite/script_test_9.t: New.
5688
5689 2010-05-19 Doug Kwan <dougkwan@google.com>
5690
5691 * arm.cc (Arm_input_section::original_size): New method.
5692 (Arm_input_section::do_addralign): Add a cast.
5693 (Arm_input_section::do_output_offset): Remove static cast.
5694 (Arm_input_section::original_addralign,
5695 Arm_input_section::original_size_): Change type to uint32_t.
5696 (Arm_input_section::init): Add safe casts for section alignment
5697 and size.
5698 (Arm_input_section::set_final_data_size): Do not set address and
5699 offset of stub table.
5700 (Arm_output_section::fix_exidx_coverage): Change use of of
5701 Output_section::Simple_input_section to that of
5702 Output_section::Input_section.
5703 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5704 except for the first pass.
5705 * output.cc (Output_section::get_input_sections): Change type of
5706 input_sections to std::list<Input_section>.
5707 (Output_section::add_script_input_section): Rename from
5708 Output_section::add_simple_input_section. Change type of SIS
5709 parameter from Simple_input_section to Input_section.
5710 * output.h (Output_section::Simple_input_section): Remove class.
5711 (Output_section::Input_section): Change class visibility to public.
5712 (Output_section::Input_section::addralign): Use stored alignments
5713 for special input sections if set.
5714 (Output_section::Input_section::set_addralign): New method.
5715 (Output_section::get_input_sections): Change parameter type from
5716 list of Simple_input_section to list of Input_section.
5717 (Output_section::add_script_input_section): Rename from
5718 Output_section::add_simple_input_section. Change first parameter's
5719 type from Simple_input_section to Input_section and remove the
5720 second and third parameters.
5721 * script-sections.cc (Input_section::Input_section_list): Change
5722 type to list of Output_section::Input_section/
5723 (Input_section_info::Input_section_info): Change parameter type of
5724 INPUT_SECTION to Output_section::Input_section.
5725 (Input_section_info::input_section): Change return type.
5726 (Input_section_info::input_section_): Change type to
5727 Output_section::Input_section.
5728 (Output_section_element_input::set_section_addresses): Adjust code
5729 to use Output_section::Input_section instead of
5730 Output_section::Simple_input_section. Adjust code for renaming
5731 of Output_section::add_simple_input_section.
5732 (Orphan_output_section::set_section_addresses): Ditto.
5733
5734 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5735
5736 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5737 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5738
5739 2010-05-18 Rafael Espindola <espindola@google.com>
5740
5741 * options.cc (General_options::finalize): Handle -nostdlib.
5742 * options.h (nostdlib): New option.
5743 * script.cc (script_add_search_dir): Handle -nostdlib.
5744
5745 2010-05-12 Doug Kwan <dougkwan@google.com>
5746
5747 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5748 attributes section only if there no attributes section after merging.
5749 (Target_arm::merge_object_attributes): Move value of
5750 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5751 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5752 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5753 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5754 and arm_attr_merge_7.stdout.
5755 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5756 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5757 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5758 arm_attr_merge_7b.o): New rules.
5759 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5760 arm_attr_merge_7
5761 * testsuite/Makefile.in: Regenerate.
5762 * testsuite/arm_attr_merge.sh: New file.
5763 * testsuite/arm_attr_merge_[67][ab].s: Same.
5764
5765 2010-05-05 Nick Clifton <nickc@redhat.com>
5766
5767 * po/es.po: Updated Spanish translation.
5768
5769 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5770
5771 * Makefile.am (install-exec-local): Properly install gold as
5772 default cross linker.
5773 * Makefile.in: Regenerated.
5774
5775 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5776 Nick Clifton <nickc@redhat.com>
5777
5778 * configure.ac (install_as_default): Define and set to false
5779 unless --enable-gold or --enable-gold=both/gold has been
5780 specified.
5781 * configure: Regenerate.
5782
5783 * Makefile.am (install-exec-local): Install the executable as
5784 'ld.gold'. If install_as_default is true then also install it as
5785 'ld'.
5786 * Makefile.in: Regenerated.
5787
5788 2010-04-24 Ian Lance Taylor <iant@google.com>
5789
5790 * layout.cc (Layout::layout_reloc): In relocatable link don't
5791 combine reloc sections for grouped sections.
5792
5793 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5794
5795 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5796 sections that are not ordinary to icf.
5797 * icf.cc (get_section_contents): Handle relocation pointing to section
5798 with no object or shndx information.
5799 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5800 * testsuite/Makefile.in: Regenerate.
5801 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5802 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5803
5804 2010-04-22 Ian Lance Taylor <iant@google.com>
5805
5806 * expression.cc (Expression::Expression_eval_info): Add
5807 result_alignment_pointer field.
5808 (Expression::eval_with_dot): Add result_alignment_pointer
5809 parameter. Change all callers.
5810 (Expression::eval_maybe_dot): Likewise.
5811 (class Binary_expression): Add alignment_pointer parameter to
5812 left_value and right_value. Change all callers.
5813 (BINARY_EXPRESSION): Set result alignment.
5814 (class Trinary_expression): Add alignment_pointer parameter to
5815 arg2_value and arg3_value. Change all callers.
5816 (Trinary_cond::value): Set result alignment.
5817 (Max_expression::value, Min_expression::value): Likewise.
5818 (Align_expression::value): Likewise.
5819 * script-sections.cc (class Sections_element): Add dot_alignment
5820 parameter to set_section_addresses virtual function. Update
5821 instantiations.
5822 (class Output_section_element): Likewise.
5823 (Script_sections::create_segments): Add dot_alignment parameter.
5824 Change all callers.
5825 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5826 (Script_sections::set_phdrs_clause_addresses): Likewise.
5827 * script-sections.h: Update declarations.
5828 * script.h: Update declarations.
5829 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5830 min_p_align.
5831 * testsuite/script_test_3.t: Set large alignment.
5832 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5833 segment has expected alignment.
5834
5835 2010-04-22 Nick Clifton <nickc@redhat.com>
5836
5837 * po/gold.pot: Updated by the Translation project.
5838 * po/vi.po: Updated Vietnamese translation.
5839
5840 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5841
5842 * testsuite/Makefile.am (check_PROGRAMS): Add
5843 icf_virtual_function_folding_test.
5844 * testsuite/Makefile.in: Regenerated.
5845
5846 2010-04-15 Andrew Haley <aph@redhat.com>
5847
5848 * options.h (merge_exidx_entries): New option.
5849 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5850 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5851 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5852 (Target_arm::merge_exidx_entries): New function.
5853 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5854 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5855 to Arm_exidx_fixup constructor.
5856 Add new arg, merge_exidx_entries.
5857 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5858 Arm_output_section::fix_exidx_coverage.
5859
5860 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5861
5862 * icf.cc (get_section_contents): Check for preemptible functions.
5863 Ignore addend when appropriate.
5864 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5865 section folded.
5866 (add_from_relobj): Check for section folded.
5867 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5868 * symtab.h (should_add_dynsym_entry): Add new parameter.
5869 * target-reloc.h (scan_relocs): Check for section folded.
5870 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5871 Check reloc types for function pointers in shared objects.
5872 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5873 case.
5874 (icf_preemptible_functions_test): New test case.
5875 (icf_string_merge_test): New test case.
5876 * testsuite.Makefile.in: Regenerate.
5877 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5878 bar_glob. Refactor code.
5879 * testsuite/icf_preemptible_functions_test.cc: New file.
5880 * testsuite/icf_preemptible_functions_test.sh: New file.
5881 * testsuite/icf_string_merge_test.cc: New file.
5882 * testsuite/icf_string_merge_test.sh: New file.
5883 * testsuite/icf_virtual_function_folding_test.cc: New file.
5884 * testsuite/icf_virtual_function_folding_test.sh: New file.
5885
5886 2010-04-14 Doug Kwan <dougkwan@google.com>
5887
5888 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5889 for local symbol recounting if we remove a section due to ICF.
5890 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5891 there are no regular objects in input.
5892
5893 2010-04-13 Doug Kwan <dougkwan@google.com>
5894
5895 * arm.cc (Arm_input_section::set_final_data_size): Compute
5896 accurate final data size instead of using current data size.
5897
5898 2010-04-09 Doug Kwan <dougkwan@google.com>
5899
5900 * layout.cc (Layout::choose_output_section): Handle script section
5901 types.
5902 (Layout::make_output_section_for_script): Add section type parameter.
5903 Handle script section types.
5904 * layout.h (Layout::make_output_section_for_script): Add section
5905 type parameter.
5906 * output.cc (Output_section::Output_section): Initialize data member
5907 is_noload_.
5908 (Output_section::do_reset_address_and_file_offset): Do not set address
5909 to 0 if section is a NOLOAD section.
5910 * output.h (Output_section::is_noload): New method.
5911 (Output_section::set_is_noload): Ditto.
5912 (Output_section::is_noload_): New data member.
5913 * script-c.h (Script_section_type): New enum type.
5914 (struct Parser_output_section_header): Add new file section_type.
5915 * script-sections.cc (Sections_element::output_section_name): Add
5916 parameter for returning script section type.
5917 (Output_section_definition::output_section_name): Ditto.
5918 (Output_section_definition::section_type)P; New method.
5919 (Output_section_definiton::script_section_type_name): Ditto.
5920 (Output_section_definition::script_section_type_): New data member.
5921 (Output_section_definition::Output_section_definition): Initialize
5922 data member Output_section_definition::script_section_type_.
5923 (Output_section_definition::create_sections): Pass script section type
5924 to Layout::make_output_section_for_script.
5925 (Output_section_definition::output_section_name): Return script
5926 section type to caller.
5927 (Output_section_definition::set_section_address): Do not advance
5928 dot value and load address if section type is NOLOAD. Set address
5929 of NOLOAD sections regardless of section flags.
5930 (Output_section_definition::print): Print section type if it is
5931 not SCRIPT_SECTION_TYPE_NONE.
5932 (Output_section_definition::section_type): New method.
5933 (Output_section_definition::script_section_type_name): Ditto.
5934 (Script_sections::output_section_name): Add new parameter
5935 PSECTION_TYPE for returning script section type. Pass it to
5936 section elements. Handle discard sections.
5937 (Sort_output_sections::operator()): Handle NOLOAD sections.
5938 * script-sections.h (Script_sections::Section_type): New enum type.
5939 (Script_sections::output_section_name): Add a new parameter for
5940 returning script section type.
5941 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5942 INFO and NOLOAD.
5943 * yyscript.y (union): Add new field SECTION_TYPE.
5944 (COPY, DSECT, INFO, NOLOAD): New tokens.
5945 (opt_address_and_section_type): Change type to output_section_header.
5946 (section_type): New non-terminal
5947 (section_header): Handle section type.
5948 (opt_address_and_section_type): Return section type value.
5949
5950 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5951
5952 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5953 * testsuite/plugin_common_test_2.c (foo): Likewise.
5954
5955 2010-04-08 Doug Kwan <dougkwan@google.com>
5956
5957 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5958 Output_merge_data.
5959 * output.cc (Output_section::add_merge_input_section): Simplify
5960 code and return status of Output_merge_base::add_input_section.
5961 Update merge section map only if Output_merge_base::add_input_section
5962 returns true.
5963
5964 2010-04-07 Doug Kwan <dougkwan@google.com>
5965
5966 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5967 if section is marked as containing instructions but has no mapping
5968 symbols.
5969 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5970 correct section index.
5971 (Arm_relobj::find_linked_text_section): Ditto.
5972
5973 2010-04-07 Cary Coutant <ccoutant@google.com>
5974
5975 * archive.cc (include_member): Destroy Read_symbols_data object before
5976 releasing file.
5977 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5978 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5979 (Read_symbols_data::~Read_symbols_data) New destructor.
5980 (Section_relocs::Section_relocs) New constructor.
5981 (Section_relocs::~Section_relocs) New destructor.
5982 (Read_relocs_data::Read_relocs_data) New constructor.
5983 (Read_relocs_data::~Read_relocs_data) New destructor.
5984 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5985 pointers to NULL after deleting.
5986
5987 2010-04-07 Doug Kwan <dougkwan@google.com>
5988
5989 * arm.cc: Replace "endianity" with "endianness" in comments.
5990 (Arm_exidx_cantunwind): Ditto.
5991 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5992 (Arm_relobj::merge_flags_and_attributes): New method.
5993 (Arm_relobj::merge_flags_and_attributes_): New data member.
5994 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5995 (Arm_relobj::scan_sections_for_stubs): Ditto.
5996 (Arm_relobj::do_read_symbols): Check to see if we really want to
5997 merge processor-specific flags and attributes. Exit early if
5998 an object is empty except for section names and the undefined symbol.
5999 (Target_arm::do_finalize_sections): Move check for ELF format to
6000 Arm_relobj::do_read_symbols. Merge processor specific flags and
6001 attributes from a regular object only when we have determined that
6002 it is aapropriate. Do not create an .ARM.attributes section in
6003 output if there is no regular input object.
6004 (Target_arm::merge_processor_specific_flags): Check
6005 --warn-mismatch before printing any error.
6006 (Target_arm::merge_object_attributes): Ditto.
6007 * gold.cc (queue_middle_tasks): Handle the case in which there is
6008 no regular object in input.
6009 * options.cc (General_options::parse_EB): New method.
6010 (General_options::parse_EL): Same.
6011 (General_options::General_options): Initialize endianness_.
6012 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6013 New options.
6014 (General_options::Endianness): New enum.
6015 (General_options::endianness): New method.
6016 (General_options::endianness_): New data member.
6017 * parameters.cc (Parameters::set_options): Check target endianness.
6018 (Parameters::set_target_once): Ditto.
6019 (Parameters::check_target_endianness): New method.
6020 (parameters_force_valid_target): If either -EL or -EB is specified,
6021 use it to define endianness of default target.
6022 * parameters.h (Parameters::check_target_endianness): New method
6023 declaration.
6024 * target.h (class Target): Change "endianity" to "endianness"
6025 in comments.
6026
6027 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6028
6029 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6030 * configure: Regenerate.
6031 * Makefile.in: Regenerate.
6032 * testsuite/Makefile.in: Regenerate.
6033
6034 2010-04-06 Cary Coutant <ccoutant@google.com>
6035
6036 gcc PR lto/42757
6037 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6038 prevailing definitions of common symbols.
6039 * testsuite/plugin_test_6.sh: New test case.
6040 * testsuite/plugin_common_test_1.c: New test case.
6041 * testsuite/plugin_common_test_2.c: New test case.
6042 * testsuite/Makefile.am (plugin_test_6): New test case.
6043 * testsuite/Makefile.in: Regenerate.
6044
6045 2010-04-06 Nick Clifton <nickc@redhat.com>
6046
6047 * po/vi.po: New Vietnamese translation.
6048
6049 2010-03-30 Doug Kwan <dougkwan@google.com>
6050
6051 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6052
6053 2010-03-25 Doug Kwan <dougkwan@google.com>
6054
6055 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6056 to avoid a conversion warning on a 32-bit host.
6057
6058 2010-03-24 Ian Lance Taylor <iant@google.com>
6059
6060 * testsuite/script_test_3.t: Add a TLS segment.
6061 * testsuite/Makefile.am (check_PROGRAMS): Add
6062 tls_phdrs_script_test.
6063 (tls_phdrs_script_test_SOURCES): Define.
6064 (tls_phdrs_script_test_DEPENDENCIES): Define.
6065 (tls_phdrs_script_test_LDFLAGS): Define.
6066 (tls_phdrs_script_test_LDADD): Define.
6067 * testsuite/Makefile.in: Rebuild.
6068
6069 2010-03-23 Cary Coutant <ccoutant@google.com>
6070
6071 * fileread.cc (find_or_make_view): Fix comment.
6072
6073 2010-03-23 Ian Lance Taylor <iant@google.com>
6074
6075 * script-sections.cc (class Orphan_section_placement): Define
6076 PLACE_TLS and PLACE_TLS_BSS.
6077 (Orphan_section_placement::Orphan_section_placement): Initialize
6078 new places.
6079 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6080 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6081 (tls_script_test_SOURCES): Define.
6082 (tls_script_test_DEPENDENCIES): Define.
6083 (tls_script_test_LDFLAGS): Define.
6084 (tls_script_test_LDADD): Define.
6085 * testsuite/Makefile.in: Rebuild.
6086
6087 2010-03-22 Doug Kwan <dougkwan@google.com>
6088
6089 * arm.cc (Arm_relocate_functions::abs8,
6090 Arm_relocate_functions::abs16): Use correct check for overflow
6091 specified in the ARM ELF specs.
6092 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6093 target of a BLX instruction specially.
6094 (Reloc_stub::stub_type_for_reloc): Ditto.
6095 (Relocate::relocate): Use symbolic names instead of numeric relocation
6096 codes to report error.
6097 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6098 workaround.
6099 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6100 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6101 thumb2_blx_out_of_range.stdout
6102 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6103 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6104 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6105 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6106 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6107 thumb2_blx_in_range, thumb2_blx_in_range.o,
6108 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6109 thumb2_blx_out_of_range.o): New rules.
6110 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6111 thumb2_blx_in_range and thumb2_blx_out_of_range.
6112 * testsuite/Makefile.in: Regenerate.
6113 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6114 * testsuite/thumb_blx_in_range.s: New file.
6115 * testsuite/thumb_blx_out_of_range.s: New file.
6116
6117 2010-03-22 Rafael Espindola <espindola@google.com>
6118
6119 * archive.cc (Should_include): Move to archive.h.
6120 (should_include_member): Make it a member of Archive.
6121 (Lib_group): New.
6122 (Add_lib_group_symbols): New.
6123 * archive.h: Include options.h.
6124 (Archive_member): Moved from Archive.
6125 (Should_include): Moved from archive.cc.
6126 (Lib_group): New.
6127 (Add_lib_group_symbols): New.
6128 * dynobj.cc (do_should_include_member): New.
6129 * dynobj.h (do_should_include_member): New.
6130 * gold.cc (queue_initial_tasks): Update call to queue.
6131 * main.cc (main): Print lib group stats.
6132 * object.cc (do_should_include_member): New.
6133 * object.h: Include archive.h.
6134 (Object::should_include_member): New.
6135 (Object::do_should_include_member): New.
6136 (Sized_relobj::do_should_include_member): New.
6137 * options.cc (General_options::parse_start_lib): New.
6138 (General_options::parse_end_lib): New.
6139 (Input_arguments::add_file): Handle lib groups.
6140 (Input_arguments::start_group): Check we are not in a lib.
6141 (Input_arguments::start_lib): New.
6142 (Input_arguments::end_lib): New.
6143 * options.h (General_options): Add start_lib and end_lib.
6144 (Input_argument::lib_): New.
6145 (Input_argument::lib): New.
6146 (Input_argument::is_lib): New.
6147 (Input_file_lib): New.
6148 (Input_arguments::in_lib_): New.
6149 (Input_arguments::in_lib): New.
6150 (Input_arguments::start_lib): New.
6151 (Input_arguments::end_lib_): New.
6152 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6153 in unused members as preempted.
6154 (Sized_pluginobj::do_should_include_member): New.
6155 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6156 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6157 return the blocker.
6158 (Read_symbols::do_whole_lib_group): New.
6159 (Read_symbols::do_lib_group): New.
6160 (Read_symbols::do_read_symbols): Handle lib groups.
6161 (Read_symbols::get_name): Handle lib groups.
6162 * readsyms.h (Read_symbols): Add an archive member pointer.
6163 (Read_symbols::do_whole_lib_group): New.
6164 (Read_symbols::do_lib_group): New.
6165 (Read_symbols::member_): New.
6166 * script.cc (read_input_script): Update call to queue_soon.
6167
6168 2010-03-19 Doug Kwan <dougkwan@google.com>
6169
6170 * arm.cc (Stub_table::Stub_table): Initialize new data members
6171 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6172 (Stub_table::add_reloc_stub): Assign stub offset and update
6173 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6174 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6175 New data members.
6176 (Stub_table::update_data_size_and_addralign): Use
6177 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6178 instead of going over all reloc stubs.
6179 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6180 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6181 Stringpool_template::offset_ to size of Stringpool_char.
6182 (Stringpool_template::new_key_offset): Remove code to initialize
6183 Stringpool_template::offset_.
6184 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6185 Stringpool_template::offset_ to zero.
6186
6187 2010-03-15 Doug Kwan <dougkwan@google.com>
6188
6189 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6190 offset_.
6191 (Stringpool_template::new_key_offset): New method.
6192 (Stringpool_template::add_string): Assign offsets when adding new
6193 strings.
6194 (Stringpool_template::set_string_offsets): Do not set string offsets
6195 when not optimizing.
6196 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6197 member size_.
6198 (Chunked_vector::clear): Clear size_.
6199 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6200 (Chunked_vector::size): Return size_.
6201 (Chunked_vector::push_back): Use size_ to find insert position.
6202 (Chunked_vector::size_): New data member.
6203 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6204 (Stringpool_template::new_key_offset): New method declaration.
6205 (Stringpool_template::offset_): New data member.
6206
6207 2010-03-15 Rafael Espindola <espindola@google.com>
6208
6209 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6210 Add_symbols' constructor.
6211 * readsyms.h (Add_symbols): Remove the input_group member.
6212
6213 2010-03-10 Ian Lance Taylor <iant@google.com>
6214
6215 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6216 target to ask whether a reference to a symbol requires a stack
6217 split.
6218 * target.h (Target::is_call_to_non_split): New function.
6219 (Target::do_is_call_to_non_split): Declare virtual function.
6220 * target.cc: Include "symtab.h".
6221 (Target::do_is_call_to_non_split): New function.
6222 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6223
6224 2010-03-10 Cary Coutant <ccoutant@google.com>
6225
6226 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6227 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6228 (File_read::open[2]): Add whole_file_view_ to list of views.
6229 (File_read::make_view): Remove test of whole_file_view_.
6230 (File_read::find_or_make_view): Create whole_file_view_ if
6231 necessary.
6232 (File_read::clear_views): Replace bool parameter with enum;
6233 adjust all callers. Don't delete views with permanent data;
6234 do delete cached views and views from archives if
6235 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6236 if clearing the corresponding view.
6237 * fileread.h (File_read::Clear_views_mode): New enum.
6238 (File_read::View::is_permanent_view): New method.
6239 (File_read::clear_views): Replace bool parameter
6240 with enum; adjust all callers.
6241 * options.h (General_options): Change keep_files_mapped option;
6242 add map_whole_files.
6243 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6244 releasing the file.
6245 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6246 the file.
6247
6248 2010-03-10 David S. Miller <davem@davemloft.net>
6249
6250 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6251
6252 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6253
6254 * icf.cc (get_section_contents): Add '@' marker after processing the
6255 merge reloc.
6256
6257 2010-03-08 Doug Kwan <dougkwan@google.com>
6258
6259 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6260 due to a conversion warning.
6261 (Arm_relobj::update_output_local_symbol_count): Check for local
6262 symbol with unset output index.
6263
6264 2010-03-05 Ian Lance Taylor <iant@google.com>
6265
6266 * options.h (class General_options): Add --spare-dynamic-tags.
6267 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6268 --spare-dynamic-tags.
6269
6270 2010-03-05 Ian Lance Taylor <iant@google.com>
6271
6272 * incremental.cc: Include "libiberty.h".
6273
6274 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6275
6276 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6277 function, is_info_ member.
6278 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6279 (Versions::Versions): Update caller.
6280 (Versions::define_base_version): Likewise.
6281 (Versions::add_def): Likewise.
6282
6283 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6284
6285 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6286 (Scan::possible_function_pointer_reloc): New function.
6287 (Scan::local_reloc_may_be_function_pointer): Change to call
6288 possible_function_pointer_reloc.
6289 (Scan::global_reloc_may_be_function_pointer): Ditto.
6290 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6291 relocations in ".data.rel.ro._ZTV" section.
6292 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6293 * testsuite/icf_safe_so_test.cc: Ditto.
6294 * testsuite/icf_safe_test.cc: Ditto.
6295 * testsuite/icf_safe_test.sh: Ditto.
6296
6297 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6298 Ian Lance Taylor <iant@google.com>
6299
6300 * target-reloc.h (relocate_section): Check the symbol table index
6301 for -1U before setting the local symbol index.
6302 (scan_relocatable_relocs): If copying the relocation, record that
6303 the local symbol is required.
6304 * object.h (Symbol_value::is_output_symtab_index_set): New
6305 function.
6306 (Symbol_value::may_be_discarded_from_output_symtab): New
6307 function.
6308 (Symbol_value::has_output_symtab_entry): New function.
6309 (Symbol_value::needs_output_symtab_entry): Remove.
6310 (Symbol_value::output_symtab_index): Make sure the symbol index is
6311 set.
6312 (Symbol_value::set_output_symtab_index): Make sure the symbol
6313 index is not set. Make sure the new index is valid.
6314 (Symbol_value::set_must_have_output_symtab_entry): New function.
6315 (Symbol_value::has_output_dynsym_entry): New function.
6316 (Symbol_value::set_output_dynsym_index): Make sure the new index
6317 is valid.
6318 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6319 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6320 local symbol if permitted.
6321 (Sized_relobj::do_finalize_local_symbols): Call
6322 is_output_symtab_index_set rather than needs_output_symtab_entry.
6323 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6324 rather than needs_output_symtab_entry. Call
6325 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6326 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6327 is_output_symtab_index_set rather than needs_output_symtab_entry.
6328 * testsuite/discard_locals_relocatable_test.c: New file.
6329 * testsuite/discard_locals_test.sh: Test -r.
6330 * testsuite/Makefile.am (check_DATA): Add
6331 discard_locals_relocatable_test1.syms,
6332 discard_local_relocatable_test2.syms.
6333 (MOSTLYCLEANFILES): Likewise. Also add
6334 discard_locals_relocatable_test1.lout and
6335 discard_locals_relocatable_test2.out.
6336 (discard_locals_relocatable_test1.syms): New target.
6337 (discard_locals_relocatable_test.o): New target.
6338 (discard_locals_relocatable_test1.out): New target.
6339 (discard_locals_relocatable_test2.syms): New target.
6340 (discard_locals_relocatable_test2.out): New target.
6341 (various): Add missing ../ld-new dependencies.
6342 * testsuite/Makefile.in: Rebuild.
6343
6344 2010-03-03 Nick Clifton <nickc@redhat.com>
6345
6346 * po/fi.po: New Finnish translation.
6347
6348 2010-03-01 Doug Kwan <dougkwan@google.com>
6349
6350 * layout.cc (Layout::Layout): Force section types of .init_array*,
6351 .preinit_array* and .fini_array* sections.
6352 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6353 Fix check of return value of std::string::find.().
6354 (Output_section::Input_section_sort_compare::operator()): Remove
6355 comment about .init_array.
6356 (Output_section::Input_section_sort_init_fini_compare::operator()):
6357 New method.
6358 (Output_section::sort_attached_input_sections): Handle .init_array
6359 and .fini_array specially.
6360 * output.h (Output_section::Inut_section_sort_compare): Update
6361 comment.
6362 (Output_section::Input_section_sort_init_fini_compare): New struct.
6363
6364 2010-02-26 Doug Kwan <dougkwan@google.com>
6365
6366 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6367 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6368 * testsuite/debug_msg.sh: Avoid matching source line number for
6369 use of global variable undef_int.
6370
6371 2010-02-26 Doug Kwan <dougkwan@google.com>
6372
6373 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6374 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6375 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6376 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6377 * options.cc (General_options::General_options): Initialize member
6378 fix_v4bx_.
6379 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6380 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6381 and rm_no_fix_v4bx.stdout
6382 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6383 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6384 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6385 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6386 and arm_no_fix_v4bx.
6387 * Makefile.in: Regenerate.
6388 * testsuite/arm_fix_v4bx.s: New file.
6389 * testsuite/arm_fix_v4bx.sh: Ditto.
6390
6391 2010-02-24 Doug Kwan <dougkwan@google.com>
6392
6393 * arm.cc (Target_arm::got_section): Make the .got section the first
6394 non RELRO section in the data segment.
6395 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6396 suffixes of section names.
6397
6398 2010-02-24 Doug Kwan <dougkwan@google.com>
6399
6400 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6401 flags and attributes merging if an input file is a binary file.
6402 * fileread.cc (Input_file::open): Record format of original file.
6403 * fileread.h (Input_file::Format): New enum type.
6404 (Input_file::Input_file): Initialize data member format_.
6405 (Input_file::format): New method definition.
6406 (Input_file::format_):: New data member.
6407
6408 2010-02-24 Doug Kwan <dougkwan@google.com>
6409
6410 * arm.cc (Arm_output_data_got): New class.
6411 (ARM_TCB_SIZE): New constant
6412 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6413 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6414 If user uses a script with a SECTIONS clause, issue only a warning
6415 for a misplaced EXIDX input section. Otherwise, issue an error.
6416 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6417 garbage collection.
6418 (Target_arm::got_mode_index_entry): Handle static linking.
6419 (Target_arm::Scan::local): Ditto.
6420 (Target_arm::Scan::global): Ditto.
6421 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6422 all incorrectly implemented relocations.
6423 (Target_arm::fix_exidx_coverage): Pass layout to
6424 Arm_output_section::fix_exidx_coverage.
6425 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6426 from ".ARM.exidx." and ".ARM.extab.".
6427
6428 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6429
6430 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6431 section if it does not already exist.
6432 * attributes.cc (Attributes_section_data::Attributes_section_data):
6433 Don't crash if size is zero.
6434
6435 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6436 Ian Lance Taylor <iant@google.com>
6437
6438 * gold.cc (queue_middle_tasks): If no input files were opened,
6439 exit.
6440 * workqueue.h (Task_function::Task_function): Assert that there is
6441 a blocker.
6442
6443 2010-02-22 Doug Kwan <dougkwan@google.com>
6444
6445 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6446 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6447 types to avoid warnings due to different uint64_t implementations
6448 on different hosts.
6449
6450 2010-02-21 Doug Kwan <dougkwan@google.com>
6451
6452 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6453 handling of the maximum backward branch offset.
6454 (Arm_relocate_functions::thumb_branch_common): Ditto.
6455 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6456 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6457 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6458 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6459 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6460 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6461 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6462 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6463 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6464 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6465 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6466 thumb2_bl_out_of_range.o): New rules.
6467 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6468 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6469 thumb2_bl_out_of_range
6470 * testsuite/Makefile.in: Regenerate.
6471 * testsuite/arm_bl_in_range.s: New file.
6472 * testsuite/arm_bl_out_of_range.s: Ditto.
6473 * testsuite/arm_branch_in_range.sh: Ditto.
6474 * testsuite/arm_branch_range.t: Ditto.
6475 * testsuite/thumb2_branch_range.t: Ditto.
6476 * testsuite/thumb_bl_in_range.s: Ditto.
6477 * testsuite/thumb_bl_out_of_range.s: Ditto.
6478 * testsuite/thumb_branch_range.t: Ditto.
6479
6480 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6481
6482 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6483 Add reloc offset information.
6484 * icf.cc (get_section_contents): Change iterators to point to the new
6485 vectors. Add reloc offset information to the contents.
6486 * icf.h (Icf::Sections_reachable_info): New typedef.
6487 (Icf::Sections_reachable_list): New typedef.
6488 (Icf::Offset_info): New typedef.
6489 (Icf::Reloc_info): New struct typedef.
6490 (Icf::Reloc_info_list): New typedef.
6491 (Icf::symbol_reloc_list): Delete method.
6492 (Icf::addend_reloc_list): Delete method.
6493 (Icf::section_reloc_list): Delete method.
6494 (Icf::reloc_info_list): New method.
6495 (Icf::reloc_info_list_): New member.
6496
6497 2010-02-19 Doug Kwan <dougkwan@google.com>
6498
6499 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6500 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6501 * arm.cc (Arm_relocation_functions): New forward declaration.
6502 (Target_arm::Target_arm): Initialize new data members
6503 got_mod_index_offset_ and tls_base_symbol_defined_.
6504 (Target_arm::Relocate::relocate_tls): New method.
6505 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6506 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6507 New methods.
6508 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6509 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6510 (Target_arm::got_mod_index_offset_,
6511 Target_arm::tls_base_symbol_defined_): New data members.
6512 (Target_arm::Scan::local, Target::Scan::global,
6513 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6514 relocations.
6515
6516 2010-02-18 Doug Kwan <dougkwan@google.com>
6517
6518 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6519 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6520 text section as a parameter becuase some broken tools may not set
6521 the link in section header.
6522 (Target_arm::has_got_section): New method.
6523 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6524 without any mapping symbol as data only. Remove warning.
6525 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6526 link in its section header, try to discover the link by inspecting the
6527 REL31 relocation at the beginning of the section.
6528 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6529 in error message.
6530 (Target_arm::Scan::global): Treat any reference to the symbol
6531 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6532
6533 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6534
6535 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6536 (Scan::global_reloc_may_be_function_pointer): New function.
6537 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6538 (Scan::global_reloc_may_be_function_pointer): New function.
6539 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6540 (Scan::global_reloc_may_be_function_pointer): New function.
6541 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6542 (Scan::global_reloc_may_be_function_pointer): New function.
6543 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6544 (Scan::global_reloc_may_be_function_pointer): New function.
6545 (Scan::possible_function_pointer_reloc): New function.
6546 (Target_x86_64::can_check_for_function_pointers): New function.
6547 * gc.h (gc_process_relocs): Scan relocation types to determine if
6548 function pointers were taken for targets that support it.
6549 * icf.cc (Icf::find_identical_sections): Include functions for
6550 folding in safe ICF whose pointer is not taken.
6551 * icf.h (Secn_fptr_taken_set): New typedef.
6552 (fptr_section_id_): New member.
6553 (section_has_function_pointers): New function.
6554 (set_section_has_function_pointers): New function.
6555 (check_section_for_function_pointers): New function.
6556 * options.h: Fix comment for safe ICF option.
6557 * target.h (can_check_for_function_pointers): New function.
6558 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6559 Modify icf_safe_test for X86-64.
6560 * testsuite/Makefile.in: Regenerate.
6561 * testsuite/icf_safe_so_test.cc: New file.
6562 * testsuite/icf_safe_so_test.sh: New file.
6563 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6564 (main): Change to take pointer to function kept_func_3.
6565 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6566 folding is done correctly for X86-64.
6567
6568 2010-02-12 David S. Miller <davem@davemloft.net>
6569
6570 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6571 is_symbolless parameter.
6572 (Output_reloc<SHT_REL>::is_symbolless): New.
6573 (Output_reloc<SHT_REL>::is_symbolless_): New.
6574 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6575 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6576 (Output_reloc<SHT_RELA>::is_symbolless): New.
6577 (Output_data_reloc::add_global): Handle is_symbolless.
6578 (Output_data_reloc::add_global_relative): Likewise.
6579 (Output_data_reloc::add_local): Likewise.
6580 (Output_data_reloc::add_local_relative): Likewise.
6581 (Output_data_reloc::add_symbolless_global_addend): New.
6582 (Output_data_reloc::add_symbolless_local_addend): New.
6583 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6584 is_symbolless.
6585 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6586 instead of ->is_relative_
6587 (Output_reloc::write): Likewise.
6588 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6589 (Output_reloc::write_rel): Simplify.
6590
6591 * sparc.cc (Target_sparc::Scan::local): Use
6592 ->add_symbolless_local_addend as needed.
6593 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6594 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6595 based upon relocation offset.
6596
6597 2010-02-11 Doug Kwan <dougkwan@google.com>
6598
6599 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6600 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6601 beginning of function.
6602 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6603 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6604 parameter is_32bit in calls to should_apply_static_reloc.
6605 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6606 (check_DATA): Add arm_abs_global.stdout.
6607 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6608 arm_abs_global.stdout): New rules.
6609 (MOSTLLYCLEANFILES): Add arm_abs_global
6610 * Makefile.in: Regenerate.
6611 * testsuite/arm_abs_global.s: New file.
6612 * testsuite/arm_abs_global.sh: Ditto.
6613 * testsuite/arm_abs_lib.s: Ditto.
6614
6615 2010-02-11 Ian Lance Taylor <iant@google.com>
6616
6617 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6618 Read_relocs task.
6619 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6620 Allocate_commons_task first.
6621 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6622 task, rather than symtab_lock_.
6623 (Gc_process_relocs::~Gc_process_relocs): New function.
6624 (Gc_process_relocs::is_runnable): Check this_blocker_.
6625 (Gc_process_relocs::locks): Use next_blocker_ rather than
6626 blocker_.
6627 (Scan_relocs::~Scan_relocs): New function.
6628 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6629 symtab_lock_.
6630 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6631 next_blocker_.
6632 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6633 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6634 constructor accordingly.
6635 (class Gc_process_relocs): Likewise.
6636 (class Scan_relocs): Likewise.
6637 * common.h (class Allocate_commons_task): Remove symtab_lock_
6638 field, and corresponding constructor parameter.
6639 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6640 symtab_lock_.
6641 (Allocate_commons_task::locks): Likewise.
6642
6643 2010-02-11 Ian Lance Taylor <iant@google.com>
6644
6645 * gold-threads.h (class Once): Define.
6646 (class Initialize_lock): Rewrite as child of Once.
6647 * gold-threads.cc (class Once_initialize): Define.
6648 (once_pointer_control): New static variable.
6649 (once_pointer, once_arg): New static variables.
6650 (c_run_once): New static function.
6651 (Once::Once, Once::run_once, Once::internal_run): New functions.
6652 (class Initialize_lock_once): Remove.
6653 (initialize_lock_control): Remove.
6654 (initialize_lock_pointer): Remove.
6655 (initialize_lock_once): Remove.
6656 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6657 (Initialize_lock::initialize): Rewrite.
6658 (Initialize_lock::do_run_once): New function.
6659 * archive.cc (Archive::interpret_header): Only clear name if it is
6660 not already empty.
6661 * fileread.cc: Include "gold-threads.h"
6662 (file_counts_lock): New static variable.
6663 (file_counts_initialize_lock): Likewise.
6664 (File_read::release): Only increment counts when using --stats.
6665 Use a lock around the increment.
6666 * parameters.cc (class Set_parameters_target_once): Define.
6667 (set_parameters_target_once): New static variable.
6668 (Parameters::Parameters): Move here from parameters.h.
6669 (Parameters::set_target): Rewrite.
6670 (Parameters::set_target_once): New function.
6671 (Parameters::clear_target): Move here and rewrite.
6672 * parameters.h (class Parameters): Update declarations. Add
6673 set_parameters_target_once_ field.
6674 (Parameters::Parameters): Move to parameters.cc.
6675 (Parameters::clear_target): Likewise.
6676 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6677 task.
6678 (Start_group::~Start_group): New function.
6679 (Start_group::is_runnable): New function.
6680 (Start_group::locks, Start_group::run): New functions.
6681 (Finish_group::run): Change saw_undefined to size_t.
6682 * readsyms.h (class Start_group): Define.
6683 (class Finish_group): Change saw_undefined_ field to size_t.
6684 (Finish_group::Finish_group): Remove saw_undefined and
6685 this_blocker parameters. Change all callers.
6686 (Finish_group::set_saw_undefined): New function.
6687 (Finish_group::set_blocker): New function.
6688 * symtab.h (class Symbol_table): Change saw_undefined to return
6689 size_t. Change saw_undefined_ field to size_t.
6690 * target-select.cc (Set_target_once::do_run_once): New function.
6691 (Target_selector::Target_selector): Initialize set_target_once_
6692 field. Don't initialize lock_ and initialize_lock_ fields.
6693 (Target_selector::instantiate_target): Rewrite.
6694 (Target_selector::set_target): New function.
6695 * target-select.h (class Set_target_once): Define.
6696 (class Target_selector): Update declarations. Make
6697 Set_target_once a friend. Remove lock_ and initialize_lock_
6698 fields. Add set_target_once_ field.
6699
6700 2010-02-10 Ian Lance Taylor <iant@google.com>
6701
6702 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6703 queueing any tasks.
6704 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6705 (queue_middle_tasks): Add all blockers before queueing any tasks.
6706 (queue_final_tasks): Likewise.
6707 * token.h (Task_token::add_blockers): New function.
6708 * object.h (Input_objects::number_of_relobjs): New function.
6709
6710 2010-02-10 Ian Lance Taylor <iant@google.com>
6711
6712 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6713 shared, not if not position independent.
6714 * x86_64.cc (Relocate::relocate_tls): Likewise.
6715 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6716 (tls_pie_pic_test): New target.
6717 * testsuite/Makefile.in: Rebuild.
6718
6719 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6720 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6721 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6722 * testsuite/Makefile.in: Rebuild.
6723
6724 2010-02-09 David S. Miller <davem@davemloft.net>
6725
6726 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6727 R_SPARC_RELATIVE using ->add_local_relative().
6728 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6729
6730 * output.h (Output_data_dynamic::add_section_size): New method
6731 that takes two Output_data objects.
6732 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6733 entry param. Handle it in initializers.
6734 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6735 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6736 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6737 arg.
6738 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6739 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6740 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6741 for dynrel_includes_plt.
6742 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6743 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6744 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6745 before .rela.plt
6746 (Target_sparc::do_finalize_sections): Update to pass true for
6747 dynrel_includes_plt.
6748 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6749 output before .rela.plt
6750 (Target_powerpc::do_finalize_sections): Update to pass true for
6751 dynrel_includes_plt when 32-bit.
6752
6753 2010-02-08 Doug Kwan <dougkwan@google.com>
6754
6755 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6756 method.
6757 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6758 Arm_relobj::scan_section_for_cortex_a8_stubs,
6759 Arm_relobj::do_relocation_section): Instead of calling
6760 Output_section::output_address, use faster
6761 Arm_relobj::simple_input_section_output_address.
6762
6763 2010-02-08 David S. Miller <davem@davemloft.net>
6764
6765 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6766 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6767 relocation helper function.
6768
6769 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6770 just like R_SPARC_GOT{10,13,22}.
6771 (Target_sparc::Scan::local): Likewise.
6772 (Target_sparc::Relocate:relocate): Likewise.
6773
6774 2010-02-06 Ian Lance Taylor <iant@google.com>
6775
6776 * configure.ac: Rewrite targetobjs duplicate removal code to use
6777 only shell constructs.
6778 * configure: Rebuild.
6779
6780 2010-02-05 Doug Kwan <dougkwan@google.com>
6781
6782 PR 11247
6783 * arm.cc (Arm_relobj::section_is_scannable): New method.
6784 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6785 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6786
6787 2010-02-04 Doug Kwan <dougkwan@google.com>
6788
6789 PR 11247
6790 * arm-reloc-property.cc (cstdio): Include.
6791 * configure.ac (targetobjs): Remove duplicates.
6792 * configure: Regenerate.
6793 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6794 big and little endian version for a given address size.
6795
6796 2010-02-03 Doug Kwan <dougkwan@google.com>
6797
6798 * arm-reloc-property.cc
6799 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6800 definition.
6801 * arm-reloc-property.h
6802 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6803 New method definition.
6804 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6805 declaration.
6806 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6807 overflow to N.
6808 (GOT_PREL): Change implemented to Y.
6809 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6810 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6811 (Arm_relocate_functions::movw_abs_nc): Remove method.
6812 (Arm_relocate_functions::movt_abs): Ditto.
6813 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6814 (Arm_relocate_functions::thm_movt_abs): Ditto.
6815 (Arm_relocate_functions::movw_rel_nc): Ditto.
6816 (Arm_relocate_functions::movw_rel): Ditto.
6817 (Arm_relocate_functions::movt_rel): Ditto.
6818 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6819 (Arm_relocate_functions:thm_movw_rel): Ditto.
6820 (Arm_relocate_functions:thm_movt_rel): Ditto.
6821 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6822 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6823 New method definitions.
6824 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6825 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6826 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6827 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6828 (Target_arm::Relocate::relocate): Check for non-static or
6829 unimplemented relocation code and exit early. Change calls to
6830 Target_arm::reloc_uses_thumb_bit and
6831 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6832 instead. Refactor code to handle similar relocations to increase
6833 code sharing. Remove check for unsupported relocation code in switch
6834 statement.
6835 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6836 relocation property table to find out size. Change error message to
6837 print out the name of a relocation code instead of the numeric value.
6838 (Target_arm::scan_reloc_for_stub): Use relocation property table
6839 instead of calling Target_arm::reloc_uses_thumb_bit().
6840
6841 2010-02-02 Doug Kwan <dougkwan@google.com>
6842
6843 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6844 types of relaxed input section.
6845
6846 2010-02-02 Doug Kwan <dougkwan@google.com>
6847
6848 * Makefile.am (HFILES): Add arm-reloc-property.h.
6849 (DEFFILES): New.
6850 (TARGETSOURCES): Add arm-reloc-property.cc
6851 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6852 (libgold_a_SOURCES): $(DEFFILES)
6853 * Makefile.in: Regenerate.
6854 * arm-reloc-property.cc: New file.
6855 * arm-reloc-property.h: New file.
6856 * arm-reloc.def: New file.
6857 * arm.cc: Update comments.
6858 (arm-reloc-property.h): New included header.
6859 (arm_reloc_property_table): New global variable.
6860 (Target_arm::do_select_as_default_target): New method definition.
6861 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6862 arm-reloc-property to targ_extra_obj.
6863 * parameters.cc (set_parameters_target): Call
6864 Target::select_as_default_target().
6865 * target.h (Target::select_as_default_target): New method definition.
6866 (Target::do_select_as_default_target): Same.
6867
6868 2010-02-01 Doug Kwan <dougkwan@google.com>
6869
6870 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6871 first_output_text_section_.
6872 (Arm_exidx_fixup::first_output_text_section): New method definition.
6873 (Arm_exidx_fixup::first_output_text_section_): New data member.
6874 (Arm_exidx_fixup::process_exidx_section): Record the first text
6875 output section seen.
6876 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6877 and entsize in output section header.
6878
6879 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6880
6881 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6882 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6883 (Arm_relocate_functions::thm_alu11): New Method.
6884 (Arm_relocate_functions::thm_pc8): New Method.
6885 (Arm_relocate_functions::thm_pc12): New Method.
6886 (Target_arm::Scan::local): Handle the relocations.
6887 (Target_arm::Scan::global): Likewise.
6888 (Target_arm::Relocate::relocate): Likewise.
6889 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6890
6891 2010-01-29 Doug Kwan <dougkwan@google.com>
6892
6893 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6894 of relocation types as ld.
6895
6896 2010-01-29 Doug Kwan <dougkwan@google.com>
6897
6898 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6899 to public.
6900 (Arm_relocate_functions::thumb_branch_common): Ditto.
6901 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6902 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6903 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6904 Arm_relocate_functions::jump24): Remove.
6905 (Target_arm::Relocate::relocate): Adjust code to call
6906 Arm_relocation_functions::arm_branch_common and
6907 Arm_relocation_functions::thumb_branch_common instead of their removed
6908 wrappers. Merge switch-cases together to reduce source code size.
6909
6910 2010-01-29 Doug Kwan <dougkwan@google.com>
6911
6912 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6913 output_local_symbol_count_needs_update_.
6914 (Arm_relobj::output_local_symbol_count_needs_update,
6915 Arm_relobj::set_output_local_symbol_count_needs_update,
6916 Arm_relobj::update_output_local_symbol_count): New methods.
6917 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6918 member.
6919 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6920 of pointed function as in a R_ARM_PREL31 relocation.
6921 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6922 for output local symbol count updating.
6923 (Target_arm::do_relax): Update output local symbol counts in objects
6924 if necessary.
6925 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6926
6927 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6928
6929 * arm.cc: Added support for the ARM relocations:
6930 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6931 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6932 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6933 movw_prel_nc).
6934 (Arm_relocate_functions::movw_rel): New method.
6935 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6936 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6937 thm_movw_prel_nc).
6938 (Arm_relocate_functions::thm_movw_rel): New method.
6939 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6940 thm_movt_prel).
6941 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6942 relocations.
6943 (Target_arm::Scan::global): Likewise.
6944 (Target_arm::Relocate::relocate): Likewise.
6945 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6946 Likewise.
6947
6948 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6949
6950 * arm.cc: Added support for ARM group relocations.
6951 (Target_arm::reloc_needs_sym_origin): New method.
6952 (Arm_relocate_functions::calc_grp_kn): New method.
6953 (Arm_relocate_functions::calc_grp_residual): New method.
6954 (Arm_relocate_functions::calc_grp_gn): New method.
6955 (Arm_relocate_functions::arm_grp_alu): New Method.
6956 (Arm_relocate_functions::arm_grp_ldr): New Method.
6957 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6958 (Arm_relocate_functions::arm_grp_ldc): New Method.
6959 (Target_arm::Scan::local): Handle the ARM group relocations.
6960 (Target_arm::Scan::global): Likewise.
6961 (Target_arm::Relocate::relocate): Likewise.
6962 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6963 Likewise.
6964
6965 2010-01-26 Doug Kwan <dougkwan@google.com>
6966
6967 * arm.cc (set): Include.
6968 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6969 pointer type.
6970 (Arm_output_section::Text_section_list): New type.
6971 (Arm_output_section::append_text_sections_to_list): New method.
6972 (Arm_output_section::fix_exidx_coverage): Ditto.
6973 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6974 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6975 Relobj::set_section_offset() instead of
6976 Sized_relobj::invalidate_section_offset().
6977 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6978 parameter for section headers. Ignore relocation sections for
6979 unallocated sections and EXIDX sections.
6980 (Target_arm::fix_exidx_coverage): New method.
6981 (Target_arm::output_section_address_less_than): New type.
6982 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6983 linked text section instead of the EXIDX section.
6984 (Arm_output_section::create_stub_group): Add an assertion to check
6985 that this is not an EXIDX output section.
6986 (Arm_output_section::append_text_sections_to_list): New method.
6987 (Arm_output_section::fix_exidx_coverage): Ditto.
6988 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6989 Arm_relobj::section_needs_reloc_stub_scanning.
6990 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6991 first pass.
6992 (Target_arm::fix_exidx_coverage): New method.
6993 * object.h (Relobj::set_output_section): New method.
6994 (Sized_relobj::invalidate_section_offset): Remove method.
6995 (Sized_relobj::do_invalidate_section_offset): Remove method.
6996 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6997
6998 2010-01-25 Doug Kwan <dougkwan@google.com>
6999
7000 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7001 Fix warning due to signed and unsigned comparison on a 32-bit host.
7002
7003 2010-01-22 Doug Kwan <dougkwan@google.com>
7004
7005 * arm.cc (Target_arm::do_relax): Record an output section for section
7006 offset adjustment it contains any stub table that has changed.
7007 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7008 offsets in an output section if necessary.
7009 * output.cc (Output_section::Output_section): Initialize
7010 section_offsets_need_adjustments_.
7011 (Output_section::add_input_section_for_script): Renamed to
7012 Output_section::add_simple_input_section.
7013 (Output_section::save_states): Add a comment.
7014 (Output_section::discard_states): New method defintion.
7015 (Output_section::adjust_section_offsets): Same.
7016 * output.h (Output_section::add_input_section_for_script): Renamed to
7017 Output_section::add_simple_input_section.
7018 (Output_section::discard_states): New method declaration.
7019 (Output_section::adjust_section_offsets): Same.
7020 (Output_section::section_offsets_need_adjustment,
7021 Output_section::set_section_offsets_need_adjustment): New method
7022 definitions.
7023 (Output_section::section_offsets_need_adjustment_): New data member.
7024 * script-sections.cc
7025 (Output_section_element_input::set_section_address): Adjust code for
7026 renaming of Output_section::add_input_section_for_script.
7027 (Orphan_output_section::set_section_address): Same.
7028
7029 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7030
7031 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7032 Fix_v4bx enum values .
7033 * gold/options.h (General_options): New option definitions.
7034 (General_options::fix_v4bx): New method.
7035 (General_options::Fix_v4bx): New enum.
7036 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7037 (General_options::parse_fix_v4bx_interworking): New method.
7038
7039 2010-01-22 Doug Kwan <dougkwan@google.com>
7040
7041 * arm.cc (Arm_exidx_fixup): New class.
7042
7043 2010-01-21 Doug Kwan <dougkwan@google.com>
7044
7045 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7046 classes.
7047 (Arm_exidx_section_offset_map): New type.
7048
7049 2010-01-21 Doug Kwan <dougkwan@google.com>
7050
7051 * arm.cc (Arm_exidx_input_section): New class.
7052 (Arm_relobj::exidx_input_section_by_link,
7053 Arm_relobj::exidx_input_section_by_shndx,
7054 Arm_relobj::make_exidx_input_section): New methods.
7055 (read_arm_attributes_section): Remove.
7056 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7057 information about them.
7058 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7059 to here.
7060
7061 2010-01-20 Doug Kwan <dougkwan@google.com>
7062
7063 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7064 Input_section_specifier to Section_id.
7065 (Target_arm::new_arm_input_section: Adjust code for change of key
7066 type.
7067 (Target_arm::find_arm_input_section): Ditto.
7068 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7069 (Section_id): Remove.
7070 (Garbage_collection::Section_id_hash): Remove.
7071 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7072 (Section_id): Remove.
7073 (Icf::Section_id_hash): Remove.
7074 * object.h (Section_id, Const_section_id, Section_id_hash,
7075 Const_section_id_hash): New type definitions.
7076 * output.cc (Output_section::add_relaxed_input_section): Change to
7077 use Const_section_id instead of Input_section_specifier as key type.
7078 (Output_section::add_merge_input_section): Ditto.
7079 (Output_section::build_relaxation_map): Change to use Section_id
7080 instead of Input_section_specifier as key type.
7081 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7082 Ditto.
7083 (Output_section::convert_input_sections_to_relaxed_sections): Change
7084 to use Const_section_id instead of Input_section_specifier as key type.
7085 (Output_section::find_merge_section): Ditto.
7086 (Output_section::find_relaxed_input_section): Ditto.
7087 * output.h (Input_section_specifier): Remove class.
7088 (Output_section::Output_section_data_by_input_section_map): Change
7089 key type to Const_section_id.
7090 (Output_section::Output_relaxed_input_section_by_input_section_map):
7091 Ditto.
7092 (Output_section::Relaxation_map): Change key type to Section_id.
7093
7094 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7095
7096 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7097 (class Arm_v4bx_stub): New class.
7098 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7099 (Stub_factory::make_arm_v4bx_stub): New method.
7100 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7101 (Stub_table::empty): Handle v4bx stubs.
7102 (Stub_table::add_arm_v4bx_stub): New method.
7103 (Stub_table::find_arm_v4bx_stub): New method.
7104 (Arm_relocate_functions::v4bx): New method.
7105 (Target_arm::fix_v4bx): New method.
7106 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7107 (Stub_table::relocate_stubs): Likewise.
7108 (Stub_table::do_write): Likewise.
7109 (Stub_table::update_data_size_and_addralign): Likewise.
7110 (Stub_table::finalize_stubs): Likewise.
7111 (Target_arm::Scan::local): Likewise.
7112 (Target_arm::Scan::global): Likewise.
7113 (Target_arm::do_finalize_sections): Likewise.
7114 (Target_arm::Relocate::relocate): Likewise.
7115 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7116 Likewise.
7117 (Target_arm::scan_reloc_for_stub): Likewise.
7118 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7119
7120 2010-01-19 Ian Lance Taylor <iant@google.com>
7121
7122 * output.cc (Output_section_headers::do_sized_write): Write large
7123 segment count to sh_info field.
7124 (Output_file_header::do_sized_write): For large segment count,
7125 write PN_XNUM to e_phnum field.
7126
7127 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7128
7129 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7130 (Arm_relocate_functions::thm_jump8): New function.
7131 (Arm_relocate_functions::thm_jump11): New function.
7132 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7133 R_ARM_THM_JUMP11.
7134 (Target_arm::Scan::global): Likewise.
7135 (Target_arm::Relocate::relocate): Likewise.
7136 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7137 Likewise.
7138
7139 2010-01-14 Doug Kwan <dougkwan@google.com>
7140
7141 * arm.cc (map, utility): Include headers.
7142 (Target_arm::apply_cortex_a8_workaround): New method.
7143 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7144 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7145 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7146 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7147 the --[no-]fix-cortex-a8 command line options.
7148 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7149 (Target_arm::relocate_stub): Use addend in instruction template.
7150 * options.h (DEFINE_bool): Set the user-set flag.
7151 (General_options): Add --[no-]-fix-cortex options.
7152 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7153 : Update fast look-up map after conversion.
7154
7155 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7156
7157 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7158 in the first pass of do_layout.
7159
7160 2010-01-13 Doug Kwan <dougkwan@google.com>
7161
7162 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7163 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7164 apparent compiler problem of not folding static constant integral
7165 data members of elfcpp::Elf_sizes<32>.
7166
7167 2010-01-13 Doug Kwan <dougkwan@google.com>
7168
7169 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7170 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7171 Arm_relobj::scan_section_for_cortex_a8_erratum,
7172 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7173 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7174 sections to scan for relocation stubs into a new method
7175 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7176 relocation and Cortex-A8 stub scanning.
7177 (Target_arm::do_relax): Force stubs to be after stubbed sections
7178 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7179 the beginning of a new relaxation pass. Update a comment.
7180 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7181
7182 2010-01-12 Ian Lance Taylor <iant@google.com>
7183
7184 * target-reloc.h (visibility_error): New inline function.
7185 (relocate_section): Call visibility_error.
7186 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7187 (MOSTLYCLEANFILES): Likewise.
7188 (protected_4_pic.o, protected_3.err): New targets.
7189 * testsuite/protected_4.cc: New file.
7190
7191 2010-01-12 Doug Kwan <dougkwan@google.com>
7192
7193 * arm.cc (Cortex_a8_reloc): New class.
7194 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7195 and cortex_a8_relocs_info_.
7196 (Target_arm::fix_cortex_a8): New method definition.
7197 (Target_arm::Cortex_a8_relocs_info): New type.
7198 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7199 New data member declarations.
7200 (Target_arm::scan_reloc_for_stub): Record information about
7201 relocations for THUMB branches that might be exempted from the
7202 Cortex-A8 workaround.
7203 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7204 at the beginning of a relaxation pass.
7205
7206 2010-01-12 Doug Kwan <dougkwan@google.com>
7207
7208 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7209 (Arm_relobj::Mapping_symbol_position,
7210 Arm_reloj::Mapping_symbol_position_less,
7211 Arm_relobj::Mapping_symbols_info): New types.
7212 (Target_arm::is_mapping_symbol_name): New method definition.
7213 (Arm_relobj::do_count_local_symbols): Save information about mapping
7214 symbols.
7215
7216 2010-01-11 Doug Kwan <dougkwan@google.com>
7217
7218 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7219 Arm_relocate_functions::thumb32_branch_upper,
7220 Arm_relocate_functions::thumb32_branch_lower,
7221 Arm_relocate_functions::thumb32_cond_branch_offset,
7222 Arm_relocate_functions::thumb32_cond_branch_upper,
7223 Arm_relocate_functions::thumb32_cond_branch_lower,
7224 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7225 branch offset encoding.
7226 (Arm_relocate_functions::thumb_branch_common): Use new branch
7227 offset encoding methods to avoid code duplication.
7228 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7229 (Stub_addend_reader::operator()): Use new branch encoding method
7230 to avoid code duplication.
7231
7232 2010-01-11 Doug Kwan <dougkwan@google.com>
7233
7234 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7235 (Target_arm::do_finalize_sections): Define special EXIDX section
7236 symbols only if referenced.
7237 * gc.h (Garbage_collection::add_reference): New method.
7238 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7239 code duplication.
7240
7241 2010-01-11 Ian Lance Taylor <iant@google.com>
7242
7243 * script.cc (Version_script_info::build_expression_list_lookup):
7244 Change complaing about duplicate wildcard match from error to
7245 warning.
7246
7247 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7248 of 2009-12-30.
7249 (Version_script_info::Version_script_info): Initialize globs_,
7250 default_version_, default_is_global_, and exact_. Don't
7251 initialize globals_ or locals_.
7252 (Version_script_info::build_lookup_tables): Build local symbols
7253 first.
7254 (Version_script_info::unquote): New function.
7255 (Version_script_info::add_exact_match): New function.
7256 (Version_script_info::build_expression_list_lookup): Remove lookup
7257 parameter. Add is_global parameter. Change all callers. Handle
7258 wildcard pattern specially. Unquote pattern. Call
7259 add_exact_match.
7260 (Version_script_info::get_name_to_match): New function.
7261 (Version_script_info::get_symbol_version): New function.
7262 (Version_script_info::get_symbol_version_helper): Remove.
7263 (Version_script_info::check_unmatched_names): Call unquote.
7264 * script.h (class Version_script_info): Change get_symbol_version
7265 to be non-inline and add is_global parameter; change all callers.
7266 Rewrite symbol_is_local. Update declarations. Define struct
7267 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7268 Remove globals_ and locals_ members. Add exact_, globs_,
7269 default_version_, is_global_.
7270 (Version_script_info::Glob): Remove pattern, add expression and
7271 is_global. Update constructor. Change all callers.
7272 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7273 default version.
7274 (Versions::symbol_section_contents): If a symbol is undefined, or
7275 defined in a dynamic object, set the version index to
7276 VER_NDX_LOCAL.
7277 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7278 symbol_is_local.
7279 (Symbol_table::add_from_pluginobj): Likewise.
7280 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7281
7282 2010-01-11 Doug Kwan <dougkwan@google.com>
7283
7284 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7285 (incremental_dump_LDADD): Add linking option for libintl.
7286 * Makefile.in: Regenerate.
7287
7288 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7289
7290 PR gold/11144
7291 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7292 instead of -Ds.
7293 * testsuite/Makefile.in: Regenerated.
7294
7295 2010-01-10 Doug Kwan <dougkwan@google.com>
7296
7297 * options.h (DEFINE_var): Use parentheses around argument varname__
7298 in macro body to avoid any unintended subsequent substitutions.
7299
7300 2010-01-10 Ian Lance Taylor <iant@google.com>
7301
7302 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7303 candidates before doing symbol resolution.
7304
7305 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7306 ODR candidates if only one is weak.
7307
7308 2010-01-08 Ian Lance Taylor <iant@google.com>
7309
7310 * script.cc (Version_script_info::build_expression_list_lookup):
7311 Don't warn about ambiguous version, just record the ambiguity.
7312 (Version_script_info::get_symbol_version_helper): Give error if
7313 version is ambiguous.
7314
7315 2010-01-08 Doug Kwan <dougkwan@google.com>
7316
7317 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7318 prev_data_size_ and prev_addralign_. Remove initializer for
7319 deleted data member has_been_changed_.
7320 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7321 to determine if the table is empty.
7322 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7323 Remove.
7324 (Stub_table::add_reloc_stub): Define method in class definition
7325 instead of just declaring it there.
7326 (Stub_table::add_cortex_a8_stub): New method definition.
7327 (Stub_table::update_data_size_and_addralign): Ditto.
7328 (Stub_table::finalize_stubs): Ditto.
7329 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7330 (Stub_table::do_addralign_): Return address alignment in the
7331 (Stub_table::do_reset_address_and_file_offset): Define method in
7332 class definition instead of declaring it there. Set current data
7333 size to be the data size of the previous pass.
7334 (Stub_table::set_final_data_size): Use current data size as the
7335 final data size.
7336 (Stub_table::relocate_stub): Change parameter type of stub from
7337 Reloc_stub pointer to Stub pointer.
7338 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7339 (Stub_table::Cortex_a8_stub_list): New typedef.
7340 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7341 Stub_table::prev_addralign_): New data member.
7342 (Arm_relobj::Arm_relobj): Initialize data member
7343 section_has_cortex_a8_workaround_.
7344 (Arm_relobj::section_has_cortex_a8_workaround,
7345 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7346 definitions.
7347 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7348 declarations.
7349 (Target_arm::relocate_stub): Change parameter type of stub from
7350 Reloc_stub pointer to Stub pointer.
7351 (Insn_template::size, Insn_template::alignment): Handle
7352 THUMB16_SPECIAL_TYPE.
7353 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7354 Stub_table::update_data_size_and_addralign,
7355 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7356 definitions.
7357 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7358 (Stub_table::do_write): Ditto.
7359 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7360
7361 2010-01-08 Ian Lance Taylor <iant@google.com>
7362
7363 PR 11108
7364 * symtab.h (class Symbol): Remove fields is_target_special_ and
7365 has_plt_offset_. Add field is_defined_in_discarded_section_.
7366 (Symbol::is_defined_in_discarded_section): New function.
7367 (Symbol::set_is_defined_in_discarded_section): New function.
7368 (Symbol::has_plt_offset): Rewrite.
7369 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7370 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7371 Don't initialize is_target_special_ or has_plt_offset_.
7372 Initialize is_defined_in_discarded_section_.
7373 (Symbol_table::add_from_relobj): If appropriate, set
7374 is_defined_in_discarded_section.
7375 * resolve.cc (Symbol::override_base_with_special): Don't test
7376 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7377 * target-reloc.h (relocate_section): Do special handling for
7378 symbols defined in discarded sections for global symbols as well
7379 as local symbols.
7380
7381 2010-01-08 Ian Lance Taylor <iant@google.com>
7382
7383 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7384 the SHT_SYMTAB case.
7385
7386 2010-01-08 Ian Lance Taylor <iant@google.com>
7387
7388 * object.cc (Sized_relobj::do_layout): Don't get confused if
7389 layout_eh_frame returns NULL.
7390
7391 2010-01-08 Ian Lance Taylor <iant@google.com>
7392
7393 PR 11084
7394 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7395 dynamic symbol table, use the normal symbol table.
7396 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7397 symbol table.
7398
7399 2010-01-08 Ian Lance Taylor <iant@google.com>
7400
7401 PR 11072
7402 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7403 sections.
7404
7405 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7406
7407 * version.cc (print_version): Change to "Copyright 2010".
7408
7409 2010-01-08 Ian Lance Taylor <iant@google.com>
7410
7411 PR 10287
7412 PR 11063
7413 * i386.cc (class Target_i386): Change return type of plt_section
7414 to be non-const.
7415 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7416 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7417 tls_desc_rel_ field.
7418 (Output_data_plt_i386::rel_tls_desc): New function.
7419 (Target_i386::rel_tls_desc_section): New function.
7420 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7421 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7422 R_386_TLS_DESC reloc in rel_tls_desc_section.
7423 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7424 Define struct Tlsdesc_info.
7425 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7426 (Target_x86_64::do_reloc_symbol_index): New function.
7427 (Target_x86_64::add_tlsdesc_info): New function.
7428 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7429 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7430 tlsdesc_rel_ field.
7431 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7432 all callers.
7433 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7434 (Target_x86_64::rela_tlsdesc_section): New function.
7435 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7436 handling.
7437 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7438 (Target_x86_64::do_reloc_addend): New function.
7439 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7440 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7441 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7442 (Output_reloc::type): New function.
7443 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7444 (Output_reloc::is_target_specific): New function.
7445 (Output_reloc::target_arg): New function.
7446 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7447 absolute relocs and target specific relocs.
7448 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7449 add_target_specific.
7450 (class Output_data_reloc) [SHT_RELA]: Likewise.
7451 * output.cc (Output_reloc::Output_reloc): Add four new versions
7452 for absolute relocs and target specific relocs.
7453 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7454 (Output_reloc::get_symbol_index): Likewise.
7455 (Output_reloc::local_section_offset): Check that local_sym_index_
7456 is not TARGET_CODE or 0.
7457 (Output_reloc::symbol_value): Likewise.
7458 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7459 reloc.
7460 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7461 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7462 functions.
7463 * layout.cc (add_target_dynamic_tags): Use output section for
7464 DT_PLTRELSZ and DT_JMPREL.
7465
7466 2010-01-07 Ian Lance Taylor <iant@google.com>
7467
7468 PR 11061
7469 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7470 function.
7471 (class Output_data_reloc_generic): Define.
7472 (class Output_data_reloc_base): Change base class to
7473 Output_data_reloc_generic. Change add() method to call
7474 bump_relative_reloc_count for a relative reloc. Remove
7475 sort_relocs_ field.
7476 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7477 to sort_relocs().
7478 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7479 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7480 appropriate.
7481 * layout.h (class Layout): Update declaration.
7482
7483 2010-01-07 Ian Lance Taylor <iant@google.com>
7484
7485 * output.h (class Output_data): Add const version of
7486 output_section and do_output_section.
7487 (class Output_section_data): Add const version of
7488 do_output_section.
7489 (class Output_section): Likewise.
7490 * layout.cc (Layout::add_target_dynamic_tags): New function.
7491 * layout.h (class Layout): Update declarations.
7492 * arm.cc (Target_arm::do_finalize_sections): Use
7493 add_target_dynamic_tags.
7494 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7495 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7496 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7497 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7498
7499 2010-01-07 Ian Lance Taylor <iant@google.com>
7500
7501 PR 11042
7502 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7503 object as needed.
7504
7505 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7506 Ian Lance Taylor <iant@google.com>
7507
7508 PR 11019
7509 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7510 Xindex::read_symtab_xindex.
7511
7512 2010-01-07 Doug Kwan <dougkwan@google.com>
7513
7514 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7515 (Insn_template::thumb16_bcond_insn): New method declaration.
7516 (Insn_template): Fix spelling.
7517 (Stub::thumb16_special): New method declaration.
7518 (Stub::do_write): Define virtual method which was previously pure
7519 virtual.
7520 (Stub::do_thumb16_special): New method declaration.
7521 (Stub::do_fixed_endian_write): New template member.
7522 (Reloc_stub::do_write): Remove.
7523 (Reloc_stub::do_fixed_endian_write): Remove.
7524 (Cortex_a8_stub): New class definition.
7525 (Stub_factory::make_cortex_a8_stub): New method definition.
7526 (Stub_factory::Stub_factory): Add missing static storage class
7527 qualifier for elf32_arm_stub_a8_veneer_blx.
7528
7529 2010-01-07 Ian Lance Taylor <iant@google.com>
7530
7531 PR 10980
7532 * options.h (class General_options): Add --warn-unresolved-symbols
7533 and --error-unresolved-symbols.
7534 * errors.cc (Errors::undefined_symbol): Implement
7535 --warn-unresolved-symbols.
7536
7537 * options.h (class General_options): Add -z text and -z textoff.
7538 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7539
7540 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7541
7542 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7543 (Garbage_collection::cident_sections): New function.
7544 (Garbage_collection::add_cident_section): New function.
7545 (Garbage_collection::cident_sections_): New member.
7546 (gc_process_relocs): Add references to sections whose names are C
7547 identifiers.
7548 * gold.h (cident_section_start_prefix): New constant.
7549 (cident_section_stop_prefix): New constant.
7550 (is_cident): New function.
7551 * layout.cc (Layout::define_section_symbols): Replace string constants
7552 with the newly defined constants.
7553 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7554 C identifiers.
7555 * testsuite/Makefile.am: Add gc_orphan_section_test.
7556 * testsuite/Makefile.in: Regenerate.
7557 * testsuite/gc_orphan_section_test.cc: New file.
7558 * testsuite/gc_orphan_section_test.sh: New file.
7559
7560 2010-01-06 Ian Lance Taylor <iant@google.com>
7561
7562 PR 10980
7563 * options.h (class General_options): Add --warn-shared-textrel.
7564 * layout.cc (Layout::finish_dynamic_section): Implement
7565 --warn-shared-textrel.
7566
7567 PR 10980
7568 * options.h (class General_options): Add --warn-multiple-gp.
7569
7570 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7571
7572 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7573 $(THREADSLIB) and $(LIBDL).
7574 * Makefile.in: Rebuild.
7575
7576 2010-01-06 Ian Lance Taylor <iant@google.com>
7577
7578 PR 10980
7579 * options.cc (General_options::parse_section_start): New function.
7580 (General_options::section_start): New function.
7581 (General_options::General_options): Initialize all members.
7582 * options.h: Include <map>
7583 (class General_options): Add --section-start. Add section_starts_
7584 member.
7585 * layout.cc (Layout::attach_allocated_section_to_segment): If
7586 --section-start was used, set the address of the segment. Remove
7587 local sort_sections.
7588 (Layout::relaxation_loop_body): If the address of the load segment
7589 has been set by --section-start, don't use it.
7590 * output.h (Output_segment::update_flags_for_output_section): New
7591 function.
7592 * output.cc (Output_segment::add_output_section): Call
7593 update_flags_for_output_section.
7594
7595 2010-01-05 Ian Lance Taylor <iant@google.com>
7596
7597 PR 10980
7598 * options.h (class General_options): Add --undefined-version.
7599 * script.cc (struct Version_expression): Add was_matched_by_symbol
7600 field.
7601 (Version_script_info::matched_symbol): New function.
7602 (Version_script_info::get_symbol_version_helper): Call
7603 matched_symbol.
7604 (Version_script_info::check_unmatched_names): New function.
7605 * script.h (class Version_script_info): Update declarations.
7606 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7607
7608 * options.h (class General_options): Use DEFINE_bool_alias for
7609 allow_multiple_definition.
7610 * resolve.cc (Symbol_table::should_override): Don't test
7611 allow_multiple_definition.
7612
7613 PR 10980
7614 * options.h (class General_options): Add --cref.
7615 * main.cc (main): Print cref table if --cref. Don't close mapfile
7616 until after printing cref table.
7617 * cref.cc: Include "symtab.h".
7618 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7619 (Cref_table_compare::operator()): New function.
7620 (Cref_inputs::gather_cref): New function.
7621 (filecol): New static const.
7622 (Cref_inputs::print_cref): New function.
7623 (Cref::print_cref): New function.
7624 * cref.h: Include <cstdio>.
7625 (class Cref): Update declarations.
7626 * mapfile.h (Mapfile::file): New function.
7627 * object.h (class Object): Define Symbols. Declare virtual
7628 do_get_global_symbols.
7629 (Object::get_global_symbols): New function.
7630 * object.cc (Input_objects::add_object): Pass object to cref_ if
7631 --cref.
7632 (Input_objects::archive_start): Likewise.
7633 (Input_objects::archive_stop): Likewise.
7634 (Input_objects::print_cref): New function.
7635 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7636 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7637 --cref.
7638 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7639 function.
7640 * plugin.h (class Sized_pluginobj): Update declarations.
7641
7642 2010-01-05 Ian Lance Taylor <iant@google.com>
7643
7644 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7645 to is_default_version. Rename insdef to insdefault.
7646 (Symbol_table::add_from_relobj): Rename def to is_default_version
7647 and local to is_forced_local.
7648 (Symbol_table::add_from_pluginobj): Likewise.
7649 (Symbol_table::add_from_dynobj): Likewise.
7650 (Symbol_table::define_special_symbol): Rename insdef to
7651 insdefault.
7652
7653 2010-01-04 Ian Lance Taylor <iant@google.com>
7654
7655 PR 10980
7656 * options.h (class General_options): Add
7657 --allow-multiple-definition and -z muldefs.
7658 * resolve.cc (Symbol_table::should_override): Don't warn about a
7659 multiple symbol definition if --allow-multiple-definition or -z
7660 muldefs.
7661
7662 PR 10980
7663 * options.h (class General_options): Add --add-needed and
7664 --copy-dt-needed-entries. Tweak --as-needed help entry.
7665 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7666 error if --copy-dt-needed-entries aka --add-needed is used and
7667 would cause a change in behaviour.
7668
7669 PR 10980
7670 * options.h (class General_options): Add -G as a short version of
7671 --shared. Add no-op options -assert, -g, and -i.
7672
7673 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7674
7675 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7676 check for .text or .gnu.linkonce.t sections.
7677 * icf.cc (Icf::find_identical_sections): Ditto.
7678 Change the detection for mangled function name within the section
7679 name.
7680 * icf.h (is_section_foldable_candidate): New function.
7681
7682 2009-12-30 Ian Lance Taylor <iant@google.com>
7683
7684 PR 10980
7685 * options.h (class General_options): Permit two dashes with
7686 --retain-symbols-file.
7687
7688 2009-12-30 Ian Lance Taylor <iant@google.com>
7689
7690 PR 10979
7691 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7692 don't put the file header and segment headers in the text
7693 segment.
7694
7695 PR 10979
7696 * common.cc (Sort_commons::operator()): Stabilize sort when both
7697 entries are NULL.
7698 (Symbol_table::do_allocate_commons_list): When allocating common
7699 symbols, skip a symbol which is no longer common.
7700 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7701 an object before checking its type.
7702 * testsuite/common_test_2.c: New file.
7703 * testsuite/common_test_3.c: New file.
7704 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7705 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7706 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7707 (common_test_2_pic.o, common_test_2.so): New targets.
7708 (common_test_3_pic.o, common_test_3.so): New targets.
7709 * testsuite/Makefile.in: Rebuild.
7710
7711 PR 10979
7712 * script.cc (read_input_script): If we see a new SECTIONS clause,
7713 and we have added an input section, give an error.
7714 * layout.h (class Layout): Add have_added_input_section function.
7715 Add have_added_input_section_ field.
7716 * layout.cc (Layout::Layout): Initialize
7717 have_added_input_section_.
7718 (Layout::layout): Set have_added_input_section_.
7719 (Layout::layout_eh_frame): Likewise.
7720
7721 2009-12-30 Ian Lance Taylor <iant@google.com>
7722
7723 PR 10931
7724 * options.h (class General_options): Add --sort-common option.
7725 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7726 * common.cc (Sort_common): Add sort_order parameter to
7727 constructor. Add sort_order_ field.
7728 (Sort_commons::operator): Check sort_order_.
7729 (Symbol_table::allocate_commons): Determine the sort order.
7730 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7731 Change all callers.
7732 (Symbol_table::do_allocate_commons_list): Likewise.
7733
7734 2009-12-30 Ian Lance Taylor <iant@google.com>
7735
7736 PR 10916
7737 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7738 symbols from this object, don't change the visibility of an
7739 undefined symbol.
7740 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7741
7742 2009-12-30 Ian Lance Taylor <iant@google.com>
7743
7744 PR 10861
7745 * script.h (class Version_script_info): Define Language enum.
7746 Update declarations. Define Glob, Exact, and Lookup types. Add
7747 new fields globals_, locals_, and is_finalized_.
7748 * script.cc: Various formatting fixes.
7749 (class Parser_closure): Change language_stack_ from a vector of
7750 std::string to one of Version_script_info::Language. Adjust all
7751 uses accordingly.
7752 (class Lazy_demangler): Remove.
7753 (struct Version_expression): Change language from std::string to
7754 Version_script_info::Language.
7755 (Version_script_info::Version_script_info): New function.
7756 (Version_script_info::~Version_script_info): Don't call clear.
7757 (Version_script_info::finalize): New function.
7758 (Version_script_info::build_lookup_tables): New function.
7759 (Version_script_info::build_expression_list_lookup): New
7760 function.
7761 (Version_script_info::get_symbol_version_helper): Rewrite to use
7762 lookup tables.
7763 (Version_script_info::print_expression_list): Adjust to use
7764 Version_script_info::Language.
7765 (script_push_lex_into_version_mode): Check that the version script
7766 has not been finalized.
7767 (version_script_push_lang): Change language string to
7768 Version_script_info::Language.
7769 * options.cc (Command_line::version_script): New function.
7770 * options.h (class General_options): Add finalize_dynamic_list
7771 function. Change version_script from declaration to definition.
7772 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7773 * testsuite/version_script.map: Remove duplicate def of foo.
7774 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7775 version_script.map.
7776 * testsuite/Makefile.in: Rebuild.
7777
7778 2009-12-30 Ian Lance Taylor <iant@google.com>
7779
7780 PR 10843
7781 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7782 if the input symbol index is 0, make the output symbol index 0.
7783
7784 2009-12-30 Ian Lance Taylor <iant@google.com>
7785
7786 PR 10670
7787 * options.h (class General_options): Add -x/--discard-all.
7788 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7789 --discard-all. If the local symbol needs a dynamic entry, check
7790 that before handling --discard-locals.
7791
7792 2009-12-30 Ian Lance Taylor <iant@google.com>
7793
7794 PR 10450
7795 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7796 flags to PF_R.
7797 (Output_segment::add_output_section): Don't change the flags if
7798 the type is PT_TLS.
7799
7800 PR 10450
7801 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7802 GNU hash table if they need a dynamic value. Otherwise, don't add
7803 them if they are defined in a dynamic object or are forced local.
7804
7805 2009-12-29 Ian Lance Taylor <iant@google.com>
7806
7807 PR 10450
7808 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7809 .gnu.hash table for a 32-bit target.
7810
7811 PR 10450
7812 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7813 regular and a dynamic object only needs a dynamic symbol table
7814 entry if it is externally visible.
7815
7816 PR 10450
7817 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7818 constructor. Add global_offset_table_ field.
7819 (Target_i386::got_section): Set global_offset_table_.
7820 (Target_i386::do_finalize_sections): Set global_offset_table_
7821 size.
7822 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7823 in constructor. Add global_offset_table_ field.
7824 (Target_x86_64::got_section): Set global_offset_table_.
7825 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7826 size.
7827
7828 * layout.cc (Layout::Layout): Initialize increase_relro_.
7829 (Layout::get_output_section): Add is_relro, is_last_relro, and
7830 is_first_non_relro parameters. Change all callers.
7831 (Layout::choose_output_section): Likewise.
7832 (Layout::add_output_section_data): Likewise.
7833 (Layout::make_output_section): Likewise.
7834 (Layout::set_segment_offsets): Clear increase_relro when using a
7835 linker script.
7836 * layout.h (class Layout): Add increase_relro method. Add
7837 increase_relro_ field. Update declarations.
7838 * output.cc (Output_section::Output_section): Initialize
7839 is_last_relro_ and is_first_non_relro_.
7840 (Output_segment::add_output_section): Group relro sections is
7841 do_sort is true. Handle is_last_relro and is_first_non_relro.
7842 (Output_segment::maximum_alignment): Remove relro handling.
7843 (Output_segment::set_section_addresses): Add increase_relro
7844 parameter. Change all callers. Add initial alignment to align
7845 relro sections on separate page. Remove old relro handling.
7846 (Output_segment::set_section_list_addresses): Remove in_relro
7847 parameter. Change all callers.
7848 (Output_segment::set_offset): Add increase parameter. Change all
7849 callers. Remove old relro handling.
7850 * output.h (class Output_section): Add new methods: is_last_relro,
7851 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7852 Add is_last_relro_ and is_first_non_relro_ fields.
7853 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7854 Create separate .got.plt section. Call increase_relro.
7855 * x86_64.cc (Target_x86_64::got_section): Likewise.
7856 * testsuite/relro_script_test.t: Add .got.plt.
7857
7858 PR 10450
7859 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7860 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7861 (Layout::finalize): Call set_dynamic_symbol_size.
7862 (Layout::set_dynamic_symbol_size): New function.
7863 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7864 set_dynamic_symbol_size.
7865
7866 PR 10450
7867 * output.h (class Output_section): Add is_entsize_zero_ field.
7868 * output.cc (Output_section::Output_section): Initialize
7869 is_entsize_zero_.
7870 (Output_section::set_entsize): If two different entsizes are
7871 requested, force it to zero.
7872 (Output_section::add_input_section): Set flags for .debug_str
7873 before updating section flags. Set entsize.
7874 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7875 and SHF_STRING if all input sections have those flags.
7876
7877 2009-12-29 Rafael Espindola <espindola@google.com>
7878
7879 * main.cc (main): Fix the sys time reporting.
7880 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7881 reporting.
7882
7883 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7884
7885 * options.cc (General_options::parse_version): Allow -v to exit
7886 without an error if there is nothing to link.
7887
7888 2009-12-29 Ian Lance Taylor <iant@google.com>
7889
7890 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7891 using a version of gcc before 4.1.
7892 * configure: Rebuild.
7893
7894 2009-12-28 Chris Demetriou <cgd@google.com>
7895
7896 * attributes.cc (Output_attributes_section_data::do_write): Use
7897 std::vector::front rather than std::vector::data.
7898
7899 2009-12-28 Ian Lance Taylor <iant@google.com>
7900
7901 * symtab.h (class Symbol_table): Add enum Defined.
7902 * resolve.cc (Symbol_table::should_override): Add defined
7903 parameter. Change all callers. Test whether object is NULL
7904 before calling a method on it.
7905 (Symbol_table::report_resolve_problem): Add defined parameter.
7906 Change all callers.
7907 (Symbol_table::should_override_with_special): Likewise.
7908 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7909 parameter. Change all callers.
7910 (Symbol_table::do_define_in_output_data): Likewise.
7911 (Symbol_table::define_in_output_segment): Likewise.
7912 (Symbol_table::do_define_in_output_segment): Likewise.
7913 (Symbol_table::define_as_constant): Likewise.
7914 (Symbol_table::do_define_as_constant): Likewise.
7915 * script.h (class Symbol_assignment): Add is_defsym parameter to
7916 constructor; change all callers.
7917 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7918 parameter. Change all callers. Add is_defsym_ field.
7919 (class Parser_closure): Add parsing_defsym parameter to
7920 constructor; change all callers. Add parsing_defsym accessor
7921 function. Add parsing_defsym_ field.
7922
7923 2009-12-28 Ian Lance Taylor <iant@google.com>
7924
7925 * gold.cc (queue_middle_tasks): Fix formatting.
7926 * object.cc (Relobj::is_section_name_included): Likewise.
7927
7928 2009-12-23 Ian Lance Taylor <iant@google.com>
7929
7930 * i386.cc (Target_i386::do_calls_non_split): Recognize
7931 -fsplit-stack prologue for a function with a static chain.
7932 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7933 -fsplit-stack prologue when using %r11.
7934
7935 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7936
7937 * options.cc (General_options::parse_version): Make -v continue and do
7938 the link like GNU ld does.
7939
7940 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7941
7942 * Makefile.am (CCFILES): Add timer.cc.
7943 (HFILES): Add timer.h.
7944 * configure.ac: Check for sysconf and times.
7945 * main.cc: include timer.h.
7946 (main): Use Timer instead of get_run_time.
7947 * timer.cc: New.
7948 * timer.h: New.
7949 * workqueue.cc: include timer.h.
7950 (Workqueue::find_and_run_task):
7951 Report user, sys and wall time.
7952 * Makefile.in: Regenerate.
7953 * config.in: Regenerate.
7954 * configure: Regenerate.
7955
7956 2009-12-16 Doug Kwan <dougkwan@google.com>
7957
7958 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7959 sections.
7960 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7961 relaxed input sections.
7962 * output.cc (Output_section::find_relaxed_input_section): Change
7963 return type to Output_relaxed_input_section pointer. Adjust code
7964 for new type of relaxed_input_section_map_.
7965 * output.h (Output_section::find_relaxed_input_section): Change
7966 return type to Output_relaxed_input_section pointer.
7967 (Output_section::Output_relaxed_input_section_by_input_section_map):
7968 New type.
7969 (Output_section::relaxed_input_section_map_): Change type to
7970 Output_section::Output_relaxed_input_section_by_input_section_map.
7971 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7972 input section.
7973
7974 2009-12-15 Ian Lance Taylor <iant@google.com>
7975
7976 * layout.cc (Layout::create_shstrtab): Only write out after input
7977 sections if we are compressing debug sections.
7978
7979 2009-12-15 Ian Lance Taylor <iant@google.com>
7980
7981 * archive.cc (Archive::add_symbols): Only look up a symbol without
7982 a version if there is, in fact, a version.
7983
7984 2009-12-14 Ian Lance Taylor <iant@google.com>
7985
7986 Revert -Wshadow changes, all changes from:
7987 2009-12-11 Doug Kwan <dougkwan@google.com>
7988 2009-12-11 Nick Clifton <nickc@redhat.com>
7989 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7990
7991 2009-12-11 Doug Kwan <dougkwan@google.com>
7992
7993 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7994 due to -Wshadow.
7995 * attributes.cc (Object_attribute::size): Ditto.
7996 (Attributes_section_data::size): Ditto.
7997 (Attributes_section_data::Attributes_section_data): Ditto.
7998 (Output_attributes_section_data::do_write): Ditto.
7999 * attributes.h (Object_attribute::set_type): Ditto.
8000 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8001
8002 2009-12-11 Nick Clifton <nickc@redhat.com>
8003
8004 * archive.cc: Fix shadowed variable warnings.
8005 * arm.cc: Likewise.
8006 * compressed_output.cc: Likewise.
8007 * compressed_output.h: Likewise.
8008 * configure: Likewise.
8009 * dwarf_reader.cc: Likewise.
8010 * dynobj.cc: Likewise.
8011 * dynobj.h: Likewise.
8012 * ehframe.cc: Likewise.
8013 * ehframe.h: Likewise.
8014 * errors.cc: Likewise.
8015 * expression.cc: Likewise.
8016 * fileread.cc: Likewise.
8017 * fileread.h: Likewise.
8018 * freebsd.h: Likewise.
8019 * i386.cc: Likewise.
8020 * icf.cc: Likewise.
8021 * incremental.h: Likewise.
8022 * layout.cc: Likewise.
8023 * layout.h: Likewise.
8024 * mapfile.cc: Likewise.
8025 * merge.cc: Likewise.
8026 * merge.h: Likewise.
8027 * object.cc: Likewise.
8028 * object.h: Likewise.
8029 * options.h: Likewise.
8030 * output.cc: Likewise.
8031 * output.h: Likewise.
8032 * parameters.cc: Likewise.
8033 * plugin.cc: Likewise.
8034 * powerpc.cc: Likewise.
8035 * reduced_debug_output.cc: Likewise.
8036 * reduced_debug_output.h: Likewise.
8037 * reloc.cc: Likewise.
8038 * reloc.h: Likewise.
8039 * resolve.cc: Likewise.
8040 * script-sections.cc: Likewise.
8041 * script.cc: Likewise.
8042 * script.h: Likewise.
8043 * sparc.cc: Likewise.
8044 * symtab.cc: Likewise.
8045 * symtab.h: Likewise.
8046 * target-select.cc: Likewise.
8047 * target-select.h: Likewise.
8048 * token.h: Likewise.
8049 * workqueue.cc: Likewise.
8050 * workqueue.h: Likewise.
8051 * x86_64.cc: Likewise.
8052
8053 2009-12-10 Doug Kwan <dougkwan@google.com>
8054
8055 * arm.cc (attributes.h): New include.
8056 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8057 (Arm_relobj::~Arm_relobj): Delete object pointed by
8058 attributes_section_data_.
8059 (Arm_relobj::attributes_section_data): New method definition.
8060 (Arm_relobj::attributes_section_data_): New data member declaration.
8061 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8062 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8063 attributes_section_data_.
8064 (Arm_dynobj::attributes_section_data): New method definition.
8065 (Arm_dynobj::attributes_section_data_): New data member declaration.
8066 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8067 initialization value of may_use_blx_ to false.
8068 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8069 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8070 object attributes to compute results instead of hard-coding.
8071 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8072 Target_arm::get_secondary_compatible_arch,
8073 Target_arm::set_secondary_compatible_arch
8074 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8075 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8076 New method declarations.
8077 (Target_arm::get_aeabi_object_attribute): New method definition.
8078 (Target_arm::attributes_section_data_): New data member declaration.
8079 (read_arm_attributes_section): New template definition.
8080 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8081 (Arm_dynobj::do_read_symbols): Ditto.
8082 (Target_arm::do_finalize_sections): Merge attributes sections from
8083 input. Check for BLX use after attributes section merging.
8084 Fix __exidx_start and __exidx_end visibility. Create an
8085 .ARM.attributes section if necessary.
8086 (Target_arm::get_secondary_compatible_arch,
8087 Target_arm::set_secondary_compatible_arch,
8088 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8089 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8090 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8091 New method definitions.
8092
8093 2009-12-09 Ian Lance Taylor <iant@google.com>
8094
8095 * plugin.cc (Plugin::load): Don't cast from void* to a function
8096 pointer.
8097
8098 2009-12-09 Ian Lance Taylor <iant@google.com>
8099
8100 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8101 information fields.
8102
8103 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8104
8105 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8106 Replace two_file_shared_1.so with two_file_shared_2.so.
8107 * testsuite/Makefile.in: Regenerated.
8108
8109 2009-12-08 Doug Kwan <dougkwan@google.com>
8110
8111 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8112 (HFILES): Add attributes.h and int_encoding.h.
8113 * Makefile.in: Regenerate.
8114 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8115 function definitions to int_encoding.cc
8116 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8117 prototypes to int_encoding.h
8118 * reduced_debug_output.cc (int_encoding.h): New include.
8119 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8120 function definitions to int_encoding.cc
8121 (insert_into_vector, read_from_pointer): Move template definitions to
8122 int_encoding.h
8123 * attributes.cc: New file.
8124 * attributes.h: New file.
8125 * int_encoding.cc: New file.
8126 * int_encoding.h: New file.
8127
8128 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8129
8130 PR gold/11055
8131 * incremental-dump.cc (dump_incremental_inputs): New.
8132 (main): Use dump_incremental_inputs.
8133
8134 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8135
8136 PR gold/10893
8137 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8138 checking elfcpp::STT_FUNC.
8139 (Target_i386::Relocate::relocate): Likewise.
8140 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8141
8142 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8143 symbols from shared libraries into normal FUNC symbols.
8144
8145 * symtab.h (Symbol): Add is_func and use it.
8146
8147 2009-12-05 Doug Kwan <dougkwan@google.com>
8148
8149 * arm.cc (Target_arm::arm_info): Initialize new fields
8150 attributes_section and attributes_vendor.
8151 * i386.cc (Target_i386::i386_info): Same.
8152 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8153 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8154 fields attributes_section and attributes_vendor.
8155 * sparc.cc (Target_sparc::sparc_info): Same.
8156 * target.h (Target::attributes_section, Target::attributes_vendor,
8157 Target::is_attributes_section, Target::attribute_arg_type,
8158 Target::attributes_order): New method definitions.
8159 (Target::Target_info::attributes_section,
8160 Target::Target_info::attributes_vendor): New fields.
8161 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8162 virtual method definitions.
8163 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8164 attributes_section and attributes_vendor.
8165 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8166
8167 2009-12-05 Doug Kwan <dougkwan@google.com>
8168
8169 * arm.cc: Update comments about interworking and stub generation.
8170 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8171 considered as non-PIC.
8172 (Arm_relocate_functions::base_abs): Fix formatting.
8173 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8174 of function to use GOT entry address instead of offset.
8175 (Target_arm::Scan::global): Issue an error if a symbol would need a
8176 PLT does not get one because it is untyped. Remove code to create
8177 dynamic symbols for relative branches.
8178 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8179 takes unsigned integer instead of boolean.
8180
8181 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8182
8183 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8184 (two_file_test_LDADD): Likewise.
8185 (common_test_1_LDADD): Likewise.
8186 (exception_test_LDADD) Likewise.
8187 (weak_test_LDADD): Likewise.
8188 (many_sections_test_LDADD): Likewise.
8189 (initpri1_LDADD): Likewise.
8190 (script_test_1_LDADD): Likewise.
8191 (script_test_2_LDADD): Likewise.
8192 (justsyms_LDADD): Likewise.
8193 (binary_test_LDADD): Likewise.
8194 (large_LDADD): Likewise.
8195 * testsuite/Makefile.in: Regenerated.
8196
8197 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8198
8199 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8200 (Symbol_table::override_with_special): Likewise.
8201 (Symbol_table::add_from_object): Likewise.
8202
8203 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8204
8205 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8206 Don't set the data_offset twice.
8207
8208 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8209
8210 * testsuite/Makefile.in: Regenerate.
8211
8212 2009-12-03 Doug Kwan <dougkwan@google.com>
8213
8214 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8215 (Target_arm::do_finalize_sections): Add parameter for symbol table
8216 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8217 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8218 parameter for symbol table pointer.
8219 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8220 an additional parameter for a pointer to symbol table.
8221 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8222 parameter for a symbol table pointer.
8223 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8224 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8225 Ditto.
8226 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8227 parameter for a symbol table pointer.
8228
8229 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8230
8231 * incremental.cc (Incremental_inputs_header)
8232 (Incremental_inputs_header_write, Incremental_inputs_entry)
8233 (Incremental_inputs_entry_write): Move ...
8234 * incremental.h (Incremental_inputs_header)
8235 (Incremental_inputs_header_write, Incremental_inputs_entry)
8236 (Incremental_inputs_entry_write): here.
8237
8238 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8239
8240 * incremental.cc (make_sized_incremental_binary): Set the target.
8241 Error if it is incompatible.
8242 * output.h (Output_file): Add filename method.
8243
8244 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8245
8246 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8247 from the get_* methods.
8248
8249 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8250
8251 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8252 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8253 Write 0 for the data_offset of scripts.
8254
8255 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8256
8257 * testsuite/Makefile.am: Add the incremental_test.sh test.
8258 * testsuite/incremental_test.sh: New.
8259 * testsuite/incremental_test_1.c: New.
8260 * testsuite/incremental_test_2.c: New.
8261
8262 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8263
8264 * incremental-dump.cc (main): Fix typos.
8265
8266 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8267
8268 PR gold/11025
8269 * incremental-dump.cc (main): Use llu to print 64 bit values.
8270
8271 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8272 H.J. Lu <hongjiu.lu@intel.com>
8273
8274 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8275 $(LIBDL).
8276 (incremental_dump_LDADD): Likewise.
8277 * Makefile.in: Regenerated.
8278
8279 2009-11-25 Doug Kwan <dougkwan@google.com>
8280
8281 Revert:
8282
8283 2009-11-25 Doug Kwan <dougkwan@google.com>
8284
8285 * arm.cc (Target_arm::Target_arm): Move method definition
8286 outside of class definition. Add code to handle
8287 --target1-rel, --target1-abs and --target2= options.
8288 (Target_arm::get_reloc_reloc_type): Change method to be
8289 non-static and const.
8290 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8291 New data member declaration.
8292 (Target_arm::Scan::local, Target_arm::Scan::global,
8293 Target_arm::Relocate::relocate,
8294 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8295 Adjust call to Target_arm::get_real_reloc_type.
8296 (Target_arm::get_real_reloc_type): Use command line options
8297 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8298 * options.h (--target1-rel, --target1-abs, --target2): New
8299 ARM-only options.
8300
8301 2009-11-25 Doug Kwan <dougkwan@google.com>
8302
8303 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8304 class definition. Add code to handle --target1-rel, --target1-abs
8305 and --target2= options.
8306 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8307 and const.
8308 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8309 member declaration.
8310 (Target_arm::Scan::local, Target_arm::Scan::global,
8311 Target_arm::Relocate::relocate,
8312 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8313 call to Target_arm::get_real_reloc_type.
8314 (Target_arm::get_real_reloc_type): Use command line options to
8315 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8316 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8317 options.
8318
8319 2009-11-25 Doug Kwan <dougkwan@google.com>
8320
8321 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8322 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8323 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8324 formatting.
8325 (Arm_relocate_functions::thm_call): Replace body with a call to
8326 Arm_relocate_functions::thumb_branch_common.
8327 (Arm_relocate_functions::thm_jump24,
8328 Arm_relocate_functions::thm_xpc22): New method definitions.
8329 (Arm_relocate_functions::thumb_branch_common): New method definition.
8330 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8331 operator.
8332 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8333 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8334
8335 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8336
8337 * Makefile.am: Build incremental-dump
8338 * Makefile.in: Regenerate.
8339 * incremental-dump.cc: New.
8340 * incremental.cc (Incremental_inputs_header_data,
8341 Incremental_inputs_entry_data): Move to incremental.h
8342 * incremental.h: (Incremental_inputs_header_data,
8343 Incremental_inputs_entry_data): Move from incremental.cc
8344
8345 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8346
8347 * incremental.cc (Incremental_inputs_header,
8348 Incremental_inputs_header_write, Incremental_inputs_entry,
8349 Incremental_inputs_entry_write): Add a typedef with the data type.
8350
8351 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8352
8353 * incremental.cc (Incremental_inputs_header,
8354 Incremental_inputs_header_write, Incremental_inputs_entry,
8355 Incremental_inputs_entry_write): Update comment about which
8356 type has the filed descriptions.
8357
8358 2009-11-15 Doug Kwan <dougkwan@google.com>
8359
8360 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8361 (Arm_relocate_functions::arm_branch_common): Change method defintion
8362 in class definition to a method declaration and update list of formal
8363 parameters.
8364 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8365 Arm_relocation_functions::jump24): Adjust call to
8366 Arm_relocate_functions::arm_branch_common. Update list of formal
8367 parameters.
8368 (Arm_relocate_functions::xpc25): New method definition.
8369 (Arm_relocate_functions::arm_branch_common): Move method defintion
8370 out from class definition. Use stubs for mode-switching and extending
8371 branch ranges.
8372 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8373 specially. Change code to enable use of stubs in ARM branches.
8374
8375 2009-11-10 Doug Kwan <dougkwan@google.com>
8376
8377 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8378 in method declaration.
8379 (Target_arm::relocate_stub): New method declaration.
8380 (Target_arm::default_target): Change to return a pointer instead of
8381 a const reference.
8382 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8383 Target_arm::default_target.
8384 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8385 method definition.
8386 (Target_arm::relocate_section): Adjust view.
8387 (Target_arm::relocate_stub): New method definition.
8388
8389 2009-11-10 Doug Kwan <dougkwan@google.com>
8390
8391 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8392 a format warning.
8393 * incremental.cc (open_incremental_binary): Initialized local
8394 variables to avoid warnings.
8395 * object.cc (make_elf_object): Ditto.
8396 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8397 a format warning.
8398
8399 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8400
8401 PR gold/10930
8402 * testsuite/plugin_test.c: Include "config.h".
8403
8404 2009-11-09 Doug Kwan <dougkwan@google.com>
8405
8406 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8407 (arm_symbol_value): Remove.
8408 (Arm_relocate_functions::arm_branch_common,
8409 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8410 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8411 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8412 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8413 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8414 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8415 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8416 Arm_relocate_functions::thm_mobw_abs_nc,
8417 Arm_relocate_functions::thm_mov_abs,
8418 Arm_relocate_functions::movw_prel_nc,
8419 Arm_relocate_functions::thm_movt_abs,
8420 Arm_relocate_functions::movt_prel,
8421 Arm_relocate_functions::thm_movw_prel_nc,
8422 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8423 (Target_arm::Relocate::relocate): Only decompose address into two
8424 parts if relocation type uses the thumb-bit and pass the actual
8425 bit instead of a flag indicating that the thumb-bit is used. Adjust
8426 calls to methods in Arm_relocate_functions for this change.
8427
8428 2009-11-08 Ian Lance Taylor <iant@google.com>
8429
8430 PR 10925
8431 * reloc.cc: Instantiate
8432 Sized_relobj::initialize_input_to_output_maps and
8433 Sized_relobj:free_input_to_output_maps.
8434
8435 2009-11-06 Ian Lance Taylor <iant@google.com>
8436
8437 PR 10876
8438 * defstd.cc (in_segment): Set only_if_ref true for "end".
8439
8440 2009-11-06 Doug Kwan <dougkwan@google.com>
8441
8442 * arm.cc (class Reloc_stub): Correct a comment.
8443 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8444 (Target_arm::scan_section_for_stubs): New method declaration.
8445 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8446 Change methods from private to protected.
8447 (Target_arm::do_may_relax): New method definition.
8448 (Target_arm::do_relax, Target_arm::group_sections,
8449 Target_arm::scan_reloc_for_stub,
8450 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8451 (Target_arm::arm_input_section_map_): New data member declaration.
8452 (Target_arm::scan_reloc_for_stub,
8453 Target_arm::scan_reloc_section_for_stubs,
8454 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8455 Target_arm::do_relax): New method definitions.
8456
8457 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8458
8459 * configure.ac: Check for (struct stat)::st_mtim
8460 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8461 * config.in: Regenerate.
8462 * configure: Regenerate.
8463
8464 2009-11-05 Ian Lance Taylor <iant@google.com>
8465
8466 PR 10910
8467 * output.cc (Output_segment::add_output_section): Add missing
8468 return statement.
8469
8470 2009-11-04 Ian Lance Taylor <iant@google.com>
8471
8472 PR 10880
8473 * object.h (class Object): Add is_needed and set_is_needed
8474 methods. Add is_needed_ field. Make bool fields into bitfields.
8475 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8476 defined in a dynamic object and referenced by a regular object,
8477 set is_needed for the dynamic object.
8478 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8479 if the file is marked with as_needed and it is not needed.
8480
8481 2009-11-04 Ian Lance Taylor <iant@google.com>
8482
8483 PR 10887
8484 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8485 tags if data is discarded by linker script.
8486 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8487 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8488 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8489 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8490
8491 2009-11-04 Ian Lance Taylor <iant@google.com>
8492
8493 * layout.cc (Layout::get_output_section): Add is_interp and
8494 is_dynamic_linker_section parameters. Change all callers.
8495 (Layout::choose_output_section): Likewise.
8496 (Layout::make_output_section): Likewise.
8497 (Layout::add_output_section_data): Add is_dynamic_linker_section
8498 parameter. Change all callers.
8499 * layout.h (class Layout): Update declarations.
8500 * output.h (class Output_section): Add is_interp, set_is_interp,
8501 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8502 Add is_interp_, is_dynamic_linker_section_ fields. Change
8503 generate_code_fills_at_write_ to a bitfield.
8504 * output.cc (Output_section::Output_sections): Initialize new
8505 fields.
8506 (Output_segment::add_output_section): Add do_sort parameter.
8507 Change all callers.
8508
8509 2009-11-03 Ian Lance Taylor <iant@google.com>
8510
8511 PR 10860
8512 * options.h (class General_options): Add --warn-common.
8513 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8514 merging two common symbols.
8515 (Symbol_table::should_override): Handle --warn-common when merging
8516 a common symbol with a defined symbol. Use report_resolve_problem
8517 for multiple definitions.
8518 (Symbol_table::report_resolve_problem): New function.
8519 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8520
8521 2009-11-03 Doug Kwan <dougkwan@google.com>
8522
8523 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8524 stub_factory_.
8525 (Target_arm::stub_factory): New method definition.
8526 (Target_arm::new_arm_input_section,
8527 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8528 Target_arm::reloc_uses_thumb_bit): New method declarations.
8529 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8530 New type definitions.
8531 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8532 member declarations.
8533 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8534 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8535 New method definitions.
8536
8537 2009-11-03 Ian Lance Taylor <iant@google.com>
8538
8539 * options.h (class General_options): Add --warn_constructors.
8540
8541 2009-11-03 Ian Lance Taylor <iant@google.com>
8542
8543 PR 10893
8544 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8545 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8546
8547 2009-11-03 Ian Lance Taylor <iant@google.com>
8548
8549 PR 10895
8550 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8551 --msgid-bugs-address.
8552 (install-pdf): New target.
8553 (install-data_yes): Look up one directory to find mkinstalldirs.
8554
8555 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8556
8557 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8558 tree.
8559
8560 2009-10-30 Doug Kwan <dougkwan@google.com>
8561
8562 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8563
8564 2009-10-30 Doug Kwan <dougkwan@google.com>
8565
8566 * arm.cc (Stub_addend_reader): New struct template definition
8567 and partial specializations.
8568 (Stub_addend_reader::operator()): New method definition for a
8569 partially specialized template.
8570
8571 2009-10-30 Doug Kwan <dougkwan@google.com>
8572
8573 * arm.cc (Arm_relobj::processor_specific_flags): New method
8574 definition.
8575 (Arm_relobj::do_read_symbols): New method declaration.
8576 (Arm_relobj::processor_specific_flags_): New data member declaration.
8577 (Arm_dynobj): New class definition.
8578 (Target_arm::do_finalize_sections): Add input_objects parameter.
8579 (Target_arm::do_adjust_elf_header): New method declaration.
8580 (Target_arm::are_eabi_versions_compatible,
8581 (Target_arm::merge_processor_specific_flags): New method declaration.
8582 (Target_arm::do_make_elf_object): New overloaded method definitions
8583 and declaration.
8584 (Arm_relobj::do_read_symbols): New method definition.
8585 (Arm_dynobj::do_read_symbols): Ditto.
8586 (Target_arm::do_finalize_sections): Add input_objects parameters.
8587 Merge processor-specific flags from all input objects.
8588 (Target_arm::are_eabi_versions_compatible,
8589 Target_arm::merge_processor_specific_flags,
8590 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8591 New method definitions.
8592 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8593 Input_objects pointer type parameter.
8594 * layout.cc (Layout::finalize): Pass input objects to target's.
8595 finalize_sections function.
8596 * output.cc (Output_file_header::do_sized_write): Set ELF file
8597 header's processor-specific flags.
8598 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8599 Input_objects pointer type parameter.
8600 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8601 * target.h (Input_objects): New forward class declaration.
8602 (Target::processor_specific_flags,
8603 Target::are_processor_specific_flags_sect): New method definitions.
8604 (Target::finalize_sections): Add input_objects parameter.
8605 (Target::Target): Initialize processor_specific_flags_ and
8606 are_processor_specific_flags_set_.
8607 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8608 parameter.
8609 (Target::set_processor_specific_flags): New method definition.
8610 (Target::processor_specific_flags_,
8611 Target::are_processor_specific_flags_set_): New data member
8612 declarations.
8613 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8614 Input_objects pointer type parameter.
8615
8616 2009-10-30 Doug Kwan <dougkwan@google.com>
8617
8618 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8619
8620 2009-10-28 Ian Lance Taylor <iant@google.com>
8621
8622 * object.h (class Relobj): Drop options parameter from
8623 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8624 do_scan_relocs, do_relocate. Change all callers.
8625 (class Sized_relobj): Drop options parameters from
8626 do_gc_process_relocs, do_scan_relocs, do_relocate,
8627 do_relocate_sections, relocate_sections, emit_relocs_scan,
8628 emit_relocs_scan_reltype. Change all callers.
8629 (struct Relocate_info): Remove options field and all references to
8630 it.
8631 * reloc.h (class Read_relocs): Remove options constructor
8632 parameter and options_ field. Change all callers.
8633 (class Gc_process_relocs, class Scan_relocs): Likewise.
8634 (class Relocate_task): Likewise.
8635 * target-reloc.h (scan_relocs): Remove options parameter. Change
8636 all callers.
8637 (scan_relocatable_relocs): Likewise.
8638 * target.h (class Sized_target): Remove options parameter from
8639 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8640 all callers.
8641 * gc.h (gc_process_relocs): Remove options parameter. Change all
8642 callers.
8643 * arm.cc: Update functions to remove options parameters.
8644 * i386.cc: Likewise.
8645 * powerpc.cc: Likewise.
8646 * sparc.cc: Likewise.
8647 * x86_64.cc: Likewise.
8648 * testsuite/testfile.cc: Likewise.
8649
8650 2009-10-28 Doug Kwan <dougkwan@google.com>
8651
8652 * arm.cc (Arm_relobj): New class definition.
8653 (Arm_relobj::scan_sections_for_stubs,
8654 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8655 New method definitions.
8656
8657 2009-10-28 Cary Coutant <ccoutant@google.com>
8658
8659 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8660 (Plugin::cleanup_done_): New member.
8661 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8662 (Plugin_manager::cleanup_done_): Remove.
8663 (Plugin_manager::add_input_file): Edit error message.
8664 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8665 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8666
8667 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8668
8669 * fileread.cc: (File_read::View::~View): Use the new
8670 data_ownership_ filed.
8671 (File_read::~File_read): Dispose the new whole_file_view_.
8672 (File_read::open): Mmap the whole file if needed.
8673 (File_read::open): Use whole_file_view_ instead of contents_.
8674 (File_read::find_view): Use whole_file_view_ if applicable.
8675 (File_read::do_read): Use whole_file_view_ instead of contents_.
8676 (File_read::make_view): Use whole_file_view_ instead of contents_,
8677 update File_read::View::View call.
8678 (File_read::find_or_make_view): Update File_read::View::View
8679 call.
8680 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8681 remove contents_
8682 (File_read::View::Data_ownership): New enum.
8683 (File_read::View::View): Replace bool mapped_ with Data_ownership
8684 argument.
8685 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8686 (File_read::View::data_ownership_): New field.
8687 (File_read::contents_): Remove (replaced by whole_file_view_).
8688 (File_read::whole_file_view_): New field.
8689 * options.h (class General_options): Add --keep-files-mapped.
8690
8691 2009-10-27 Cary Coutant <ccoutant@google.com>
8692
8693 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8694 * testsuite/Makefile.am (plugin_test_5): New test case.
8695 * testsuite/Makefile.in: Regenerate.
8696
8697 2009-10-25 Doug Kwan <dougkwan@google.com>
8698
8699 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8700 from private to protected to allow access by child class.
8701 (Sized_relobj::do_relocate_sections): New method declaration.
8702 (Sized_relobj::relocate_sections): Virtualize.
8703 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8704 Sized_relobj::relocate_sections. Instantiate template explicitly
8705 for different target sizes and endianity.
8706
8707 2009-10-24 Doug Kwan <dougkwan@google.com>
8708
8709 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8710 (Arm_input_section::as_arm_input_section): New method.
8711 (Arm_output_section): New class definition.
8712 (Arm_output_section::create_stub_group,
8713 Arm_output_section::group_sections): New method definitions.
8714
8715 2009-10-22 Doug Kwan <dougkwan@google.com>
8716
8717 * arm.cc (Arm_input_section): New class definition.
8718 (Arm_input_section::init, Arm_input_section:do_write,
8719 Arm_input_section::set_final_data_size,
8720 Arm_input_section::do_reset_address_and_file_offset): New method
8721 definitions.
8722
8723 2009-10-21 Doug Kwan <dougkwan@google.com>
8724
8725 * arm.cc (Stub_table, Arm_input_section): New forward class
8726 declarations.
8727 (Stub_table): New class defintion.
8728 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8729 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8730 New method definition.
8731
8732 2009-10-21 Doug Kwan <dougkwan@google.com>
8733
8734 * arm.cc: Update copyright comments.
8735 (Target_arm): New forward class template declaration.
8736 (Arm_address): New type.
8737 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8738 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8739 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8740 constants.
8741 (Insn_template): Same.
8742 (DEF_STUBS): New macro.
8743 (Stub_type): New enum type.
8744 (Stub_template): New class definition.
8745 (Stub): Same.
8746 (Reloc_stub): Same.
8747 (Stub_factory): Same.
8748 (Target_arm::Target_arm): Initialize may_use_blx_ and
8749 should_force_pic_veneer_.
8750 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8751 Target_arm::should_force_pic_veneer,
8752 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8753 Target_arm::using_thumb_only, Target_arm:;default_target): New
8754 method defintions.
8755 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8756 New data member declarations.
8757 (Insn_template::size, Insn_template::alignment): New method defintions.
8758 (Stub_template::Stub_template): New method definition.
8759 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8760 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8761 (Stub_factory::Stub_factory): New method definition.
8762 * gold.h (string_hash): New template.
8763 * output.h (Input_section_specifier::hash_value): Use
8764 gold::string_hash.
8765 (Input_section_specifier::string_hash): Remove.
8766 * stringpool.cc (Stringpool_template::string_hash): Use
8767 gold::string_hash.
8768
8769 2009-10-20 Doug Kwan <dougkwan@google.com>
8770
8771 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8772 symbols of relaxed input sections.
8773 * output.h (Output_section::find_relaxed_input_section): Make
8774 method public.
8775
8776 2009-10-16 Doug Kwan <dougkwan@google.com>
8777
8778 * dynobj.cc (Versions::Versions): Initialize version_script_.
8779 Only insert base version symbol definition for a shared object
8780 if version script defines any version versions.
8781 (Versions::define_base_version): New method definition.
8782 (Versions::add_def): Check that base version is not needed.
8783 (Versions::add_need): Define base version lazily.
8784 * dynobj.h (Versions::define_base_version): New method declaration.
8785 (Versions::needs_base_version_): New data member declaration.
8786 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8787 (check_DATA): Add no_version_test.stdout.
8788 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8789 New make rules.
8790 * testsuite/Makefile.in: Regenerate.
8791 * testsuite/no_version_test.c: New file.
8792 * testsuite/no_version_test.sh: Ditto.
8793
8794 2009-10-16 Doug Kwan <dougkwan@google.com>
8795
8796 * expression.cc (class Segment_start_expression): New class definition.
8797 (Segment_start_expression::value): New method definition.
8798 (script_exp_function_segment_start): Return a new
8799 Segment_start_expression.
8800 * gold/script-c.h (script_saw_segment_start_expression): New function
8801 prototype.
8802 * script-sections.cc (Script_sections::Script_sections): Initialize
8803 SAW_SEGMENT_START_EXPRESSION_ to false.
8804 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8805 and -Tbbs options to specify section addresses if given in
8806 command line and no SEGMENT_START expression is seen in a script.
8807 * script-sections.h (Script_sections::saw_segment_start_expression,
8808 Script_sections::set_saw_segment_start_expression): New method
8809 definition.
8810 (Script_sections::saw_segment_start_expression_): New data member
8811 declaration.
8812 * script.cc (script_saw_segment_start_expression): New function.
8813 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8814 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8815 script_test_7.sh and script_test_8.sh.
8816 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8817 script_test_8.stdout.
8818 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8819 (script_test_6, script_test_6.stdout, script_test_7,
8820 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8821 * Makefile.in: Regenerate.
8822 * testsuite/script_test_6.sh: New file.
8823 * testsuite/script_test_6.t: Same.
8824 * testsuite/script_test_7.sh: Same.
8825 * testsuite/script_test_7.t: Same.
8826 * testsuite/script_test_8.sh: Same.
8827
8828 2009-10-16 Doug Kwan <dougkwan@google.com>
8829
8830 * output.cc (Output_segment::set_section_list_address): Cast
8831 expressions to unsigned long long type to avoid format warnings.
8832
8833 2009-10-15 Ian Lance Taylor <iant@google.com>
8834
8835 * script.cc (Script_options::add_symbol_assignment): Always add a
8836 dot assignment to script_sections_.
8837 * script-sections.cc (Script_sections::add_dot_assignment):
8838 Initialize if necessary.
8839
8840 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8841 program headers with no load segment if there is a linker script.
8842
8843 * layout.cc (Layout::set_segment_offsets): Align the file offset
8844 to the segment aligment for -N or -n with no load segment.
8845 * output.cc (Output_segment::add_output_section): Don't crash if
8846 the first section is a TLS section.
8847 (Output_segment::set_section_list_addresses): Print an error
8848 message if the address moves backward in a linker script.
8849 * script-sections.cc
8850 (Output_section_element_input::set_section_addresses): Don't
8851 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8852 (Orphan_output_section::set_section_addresses): Likewise.
8853
8854 2009-10-15 Doug Kwan <dougkwan@google.com>
8855
8856 * layout.cc (Layout::finish_dynamic_section): Generate tags
8857 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8858 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8859 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8860
8861 2009-10-14 Ian Lance Taylor <iant@google.com>
8862
8863 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8864 fields.
8865 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8866 data_shdr fields of relinfo.
8867 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8868 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8869 R_386_TLS_LDO_32, adjust based on section flags.
8870 (Target_i386::Relocate::fix_up_ldo): Remove.
8871
8872 2009-10-13 Ian Lance Taylor <iant@google.com>
8873
8874 Add support for -pie.
8875 * options.h (class General_options): Add -pie and
8876 --pic-executable.
8877 (General_options::output_is_position_independent): Test -pie.
8878 (General_options::output_is_executable): Return true if not shared
8879 and not relocatable.
8880 (General_options::output_is_pie): Remove.
8881 * options.cc (General_options::finalize): Reject incompatible uses
8882 of -pie.
8883 * gold.cc (queue_middle_tasks): A -pie link is not static.
8884 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8885 * symtab.cc (Symbol::final_value_is_known): Return false if
8886 output_is_position_independent.
8887 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8888 output_is_position_independent.
8889 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8890 output_is_position_independent.
8891 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8892 output_is_position_independent.
8893 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8894 two_file_pie_test.
8895 (basic_pie_test.o, basic_pie_test): New targets.
8896 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8897 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8898 (two_file_pie_test): New target.
8899 * testsuite/Makefile.in: Rebuild.
8900 * README: Remove note saying that -pie is not supported.
8901
8902 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8903
8904 * options.h (class General_options): Add -init and -fini.
8905 * layout.cc (Layout::finish_dynamic_section): Emit
8906 given init and fini functions.
8907
8908 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8909
8910 * gc.h (gc_process_relocs): Check if icf is enabled using new
8911 function.
8912 * gold.cc (queue_initial_tasks): Likewise.
8913 (queue_middle_tasks): Likewise.
8914 * object.cc (do_layout): Likewise.
8915 * symtab.cc (is_section_folded): Likewise.
8916 * main.cc (main): Likewise.
8917 * reloc.cc (Read_relocs::run): Likewise.
8918 (Sized_relobj::do_scan_relocs): Likewise.
8919 * icf.cc (is_function_ctor_or_dtor): New function.
8920 (Icf::find_identical_sections): Check if function is ctor or dtor when
8921 safe icf is chosen.
8922 * options.h (General_options::icf): Change option to be an enum.
8923 (Icf_status): New enum.
8924 (icf_enabled): New method.
8925 (icf_safe_folding): New method.
8926 (set_icf_status): New method.
8927 (icf_status_): New variable.
8928 * (options.cc) (General_options::finalize): Set icf_status_.
8929 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8930 icf_test and icf_keep_unique_test to use the --icf enum flag.
8931 * testsuite/icf_safe_test.sh: New file.
8932 * testsuite/icf_safe_test.cc: New file.
8933
8934 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8935
8936 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8937 includes to gc.h and icf.h.
8938 * arm.cc: Include gc.h.
8939 * gold.cc: Likewise.
8940 * i386.cc: Likewise.
8941 * powerpc.cc: Likewise.
8942 * sparc.cc: Likewise.
8943 * x86_64.cc: Likewise.
8944 * gc.h: Include icf.h.
8945
8946 2009-10-11 Ian Lance Taylor <iant@google.com>
8947
8948 * plugin.cc: Include "gold.h" before other header files.
8949
8950 2009-10-10 Chris Demetriou <cgd@google.com>
8951
8952 * options.h (Input_file_argument::Input_file_type): New enum.
8953 (Input_file_argument::is_lib_): Replace with...
8954 (Input_file_argument::type_): New member.
8955 (Input_file_argument::Input_file_argument): Take Input_file_type
8956 'type' rather than boolean 'is_lib' as second argument.
8957 (Input_file_argument::is_lib): Use type_.
8958 (Input_file_argument::is_searched_file): New function.
8959 (Input_file_argument::may_need_search): Handle is_searched_file.
8960 * options.cc (General_options::parse_library): Support -l:filename.
8961 (General_options::parse_just_symbols): Update for Input_file_argument
8962 changes.
8963 (Command_line::process): Likewise.
8964 * archive.cc (Archive::get_file_and_offset): Likewise.
8965 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8966 * script.cc (read_script_file, script_add_file): Likewise.
8967 * fileread.cc (Input_file::Input_file): Likewise.
8968 (Input_file::will_search_for): Handle is_searched_file.
8969 (Input_file::open): Likewise.
8970 * readsyms.cc (Read_symbols::get_name): Likewise.
8971 * testsuite/Makefile.am (searched_file_test): New test.
8972 * testsuite/Makefile.in: Regenerate.
8973 * testsuite/searched_file_test.cc: New file.
8974 * testsuite/searched_file_test_lib.cc: New file.
8975
8976 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8977 Ian Lance Taylor <iant@google.com>
8978
8979 * descriptor.cc: Include <cstdio> and "binary-io.h".
8980 (Descriptors::open): Open the files in binary mode always.
8981 * script.cc (Lex::get_token): Treat \r as whitespace.
8982
8983 2009-10-09 Ian Lance Taylor <iant@google.com>
8984
8985 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8986
8987 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8988 Ian Lance Taylor <iant@google.com>
8989
8990 * configure.ac: Check for readv function also.
8991 * fileread.cc (readv): Define if not HAVE_READV.
8992 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8993 does not exist.
8994 * config.in: Regenerate.
8995 * configure: Regenerate.
8996
8997 2009-10-09 Doug Kwan <dougkwan@google.com>
8998
8999 * layout.cc (Layout::make_output_section): Call target hook to make
9000 ordinary output section.
9001 (Layout::finalize): Adjust parameter list of call the
9002 Target::may_relax().
9003 * layout.h (class Layout::section_list): New method.
9004 * merge.h (Output_merge_base::entsize): Change visibility to public.
9005 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9006 New methods.
9007 (Output_merge_string::do_is_string): New method.
9008 * object.cc (Sized_relobj::do_setup): renamed from
9009 Sized_relobj::set_up.
9010 * object.h (Sized_relobj::adjust_shndx,
9011 Sized_relobj::initializ_input_to_output_maps,
9012 Sized_relobj::free_input_to_output_maps): Change visibilities to
9013 protected.
9014 (Sized_relobj::setup): Virtualize.
9015 (Sized_relobj::do_setup): New method declaration.
9016 (Sized_relobj::invalidate_section_offset,
9017 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9018 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9019 * options.cc (parse_int): New function.
9020 * options.h (parse_int): New declaration.
9021 (DEFINE_int): New macro.
9022 (stub_group_size): New option.
9023 * output.cc (Output_section::Output_section): Initialize memebers
9024 merge_section_map_, merge_section_by_properties_map_,
9025 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9026 (Output_section::add_input_section): Handled deferred code-fill
9027 generation and remove an old comment.
9028 (Output_section::add_relaxed_input_section): New method definition.
9029 (Output_section::add_merge_input_section): Use merge section by
9030 properties map to speed to search. Update merge section maps
9031 as appropriate.
9032 (Output_section::build_relaxation_map): New method definition.
9033 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9034 Same.
9035 (Output_section::relax_input_section): Renamed to
9036 Output_section::convert_input_sections_to_relaxed_sections and change
9037 interface to take a vector of pointers to relaxed sections.
9038 (Output_section::find_merge_section,
9039 Output_section::find_relaxed_input_section): New method definitions.
9040 (Output_section::is_input_address_mapped,
9041 Output_section::output_offset, Output_section::output_address):
9042 Use output section data maps to speed up searching.
9043 (Output_section::find_starting_output_address): Add comments.
9044 (Output_section::do_write,
9045 Output_section::write_to_postprocessing_buffer): Do code-fill
9046 generation as appropriate.
9047 (Output_section::get_input_sections): Invalidate relaxed input section
9048 map.
9049 (Output_section::restore_states): Adjust type of checkpoint .
9050 Invalidate relaxed input section map.
9051 * output.h (Output_merge_base): New class declaration.
9052 (Input_section_specifier): New class defintion.
9053 (class Output_relaxed_input_section) Change base class to
9054 Output_section_data_build.
9055 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9056 base class initializer.
9057 (Output_section::add_relaxed_input_section): New method declaration.
9058 (Output_section::Input_section): Change visibility to protected.
9059 (Output_section::Input_section::relobj,
9060 Output_section::Input_section::shndx): Handle relaxed input sections.
9061 Output_section::input_sections) Change visibility to protected. Also
9062 define overload to return a non-const pointer.
9063 (Output_section::Merge_section_properties): New class defintion.
9064 (Output_section::Merge_section_by_properties_map,
9065 Output_section::Output_section_data_by_input_section_map,
9066 Output_section::Relaxation_map): New types.
9067 (Output_section::relax_input_section): Rename method to
9068 Output_section::convert_input_sections_to_relaxed_sections and change
9069 interface to take a vector of relaxed section pointers.
9070 (Output_section::find_merge_section,
9071 Output_section::find_relaxed_input_section,
9072 Output_section::build_relaxation_map,
9073 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9074 New method declarations.
9075 (Output_section::merge_section_map_
9076 Output_section::merge_section_by_properties_map_,
9077 Output_section::relaxed_input_section_map_,
9078 Output_section::is_relaxed_input_section_map_valid_,
9079 Output_section::generate_code_fills_at_write_): New data members.
9080 * script-sections.cc
9081 (Output_section_element_input::set_section_addresses): Call
9082 current_data_size and addralign methods of relaxed input sections.
9083 (Orphan_output_section::set_section_addresses): Call current_data_size
9084 and addralign methods of relaxed input sections.
9085 * symtab.cc (Symbol_table::compute_final_value): Extract template
9086 from the body of Symbol_table::sized_finalize_symbol.
9087 (Symbol_table::sized_finalized_symbol): Call
9088 Symbol_table::compute_final_value.
9089 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9090 (Symbol_table::compute_final_value): New templated method declaration.
9091 * target.cc (Target::do_make_output_section): New method defintion.
9092 * target.h (Target::make_output_section): New method declaration.
9093 (Target::relax): Add more parameters for input objects, symbol table
9094 and layout. Adjust call to do_relax.
9095 (Target::do_make_output_section): New method declaration.
9096 (Target::do_relax): Add parameters for input objects, symbol table
9097 and layout.
9098
9099 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9100
9101 * pread.c: Include stdio.h.
9102
9103 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9104
9105 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9106 defined.
9107
9108 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9109
9110 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9111 Change read_shndx type to unsigned int.
9112 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9113 int.
9114 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9115 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9116 Change read_shndx type to unsigned int.
9117 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9118 int.
9119 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9120 * layout.cc (Layout::create_symtab_sections): Cast the result of
9121 local_symcount * symsize to off_t in the gold_assert.
9122
9123 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9124
9125 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9126 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9127 R_ARM_BASE_ABS.
9128 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9129 (Arm_relocate_functions::thm_abs5): New function.
9130 (Arm_relocate_functions::abs12): New function.
9131 (Arm_relocate_functions::abs16): New function.
9132 (Arm_relocate_functions::base_abs): New function.
9133 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9134 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9135 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9136 R_ARM_BASE_ABS.
9137 (Scan::global): Likewise.
9138 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9139 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9140 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9141 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9142 R_ARM_BASE_ABS.
9143
9144 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9145
9146 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9147 (Arm_relocate_functions::movt_prel): New function.
9148 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9149 (Arm_relocate_functions::thm_movt_prel): New function.
9150 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9151 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9152 (Scan::global, Relocate::relocate): Likewise.
9153 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9154
9155 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9156
9157 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9158 Incremental_checker.
9159 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9160 unsigned int.
9161 (class Incremental_inputs_header): New class.
9162 (Incremental_inputs_header_writer): Edit comment.
9163 (Incremental_inputs_entry): New class.
9164 (Incremental_inputs_entry_writer): Edit comment.
9165 (Sized_incremental_binary::do_find_incremental_inputs_section):
9166 Add *strtab_shndx parameter, fill it.
9167 (Sized_incremental_binary::do_check_inputs): New method.
9168 (Incremental_checker::can_incrementally_link_output_file): Use
9169 Sized_incremental_binary::check_inputs.
9170 (Incremental_inputs::report_command_line): Save command line in
9171 command_line_.
9172 * incremental.h:
9173 (Incremental_binary::find_incremental_inputs_section): New
9174 method.
9175 (Incremental_binary::do_find_incremental_inputs_section): Add
9176 strtab_shndx parameter.
9177 (Incremental_binary::do_check_inputs): New pure virtual method.
9178 (Sized_incremental_binary::do_check_inputs): Declare.
9179 (Incremental_checker::Incremental_checker): Add incremental_inputs
9180 parameter, use it to initialize incremental_inputs_.
9181 (Incremental_checker::incremental_inputs_): New field.
9182 (Incremental_checker::command_line): New method.
9183 (Incremental_checker::inputs): New method.
9184 (Incremental_checker::command_line_): New field.
9185
9186 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9187
9188 * incremental.cc: Include <cstdarg> and "target-select.h".
9189 (vexplain_no_incremental): New function.
9190 (explain_no_incremental): New function.
9191 (Incremental_binary::error): New method.
9192 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9193 method.
9194 (make_sized_incremental_binary): New function.
9195 (open_incremental_binary): New function.
9196 (can_incrementally_link_file): Add checks if output is ELF and has
9197 inputs section.
9198 * incremental.h: Include "elfcpp_file.h" and "output.h".
9199 (Incremental_binary): New class.
9200 (Sized_incremental_binary): New class.
9201 (open_incremental_binary): Declare.
9202 * object.cc (is_elf_object): Use
9203 elfcpp::Elf_recognizer::is_elf_file.
9204 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9205 * output.h (Output_file::filesize): New method.
9206
9207 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9208
9209 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9210 New function.
9211 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9212 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9213 function.
9214 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9215 function.
9216 (Arm_relocate_functions::movw_abs_nc): New function.
9217 (Arm_relocate_functions::movt_abs): New function.
9218 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9219 (Arm_relocate_functions::thm_movt_abs): New function.
9220 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9221 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9222 (Scan::global): Likewise.
9223 (Relocate::relocate): Likewise.
9224 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9225
9226 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9227
9228 * arm.cc (Arm_relocate_functions::got_prel) New function.
9229 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9230 (Relocate::relocate): Likewise.
9231 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9232
9233 2009-10-06 Ian Lance Taylor <iant@google.com>
9234
9235 * options.h (class General_options): Define
9236 split_stack_adjust_size parameter.
9237 * object.h (class Object): Add uses_split_stack_ and
9238 has_no_split_stack_ fields. Add uses_split_stack and
9239 has_no_split_stack accessor functions. Declare
9240 handle_split_stack_section.
9241 (class Reloc_symbol_changes): Define.
9242 (class Sized_relobj): Define Function_offsets. Declare
9243 split_stack_adjust, split_stack_adjust_reltype, and
9244 find_functions.
9245 * object.cc (Object::handle_split_stack_section): New function.
9246 (Sized_relobj::do_layout): Call handle_split_stack_section.
9247 * dynobj.cc (Sized_dynobj::do_layout): Call
9248 handle_split_stack_section.
9249 * reloc.cc (Sized_relobj::relocate_sections): Call
9250 split_stack_adjust for executable sections in split_stack
9251 objects. Pass reloc_map to relocate_section.
9252 (Sized_relobj::split_stack_adjust): New function.
9253 (Sized_relobj::split_stack_adjust_reltype): New function.
9254 (Sized_relobj::find_functions): New function.
9255 * target-reloc.h: Include "object.h".
9256 (relocate_section): Add reloc_symbol_changes parameter. Change
9257 all callers.
9258 * target.h (class Target): Add calls_non_split method. Declare
9259 do_calls_non_split virtual method. Declare match_view and
9260 set_view_to_nop.
9261 * target.cc: Include "elfcpp.h".
9262 (Target::do_calls_non_split): New function.
9263 (Target::match_view): New function.
9264 (Target::set_view_to_nop): New function.
9265 * gold.cc (queue_middle_tasks): Give an error if mixing
9266 split-stack and non-split-stack objects with -r.
9267 * i386.cc (Target_i386::relocate_section): Add
9268 reloc_symbol_changes parameter.
9269 (Target_i386::do_calls_non_split): New function.
9270 * x86_64.cc (Target_x86_64::relocate_section): Add
9271 reloc_symbol_changes parameter.
9272 (Target_x86_64::do_calls_non_split): New function.
9273 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9274 parameter.
9275 * powerpc.cc (Target_powerpc::relocate_section): Add
9276 reloc_symbol_changes parameter.
9277 * sparc.cc (Target_sparc::relocate_section): Add
9278 reloc_symbol_changes parameter.
9279 * configure.ac: Call AM_CONDITIONAL for the default target.
9280 * configure: Rebuild.
9281 * testsuite/Makefile.am (TEST_AS): New variable.
9282 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9283 (check_DATA): Add split_i386 and split_x86_64 files.
9284 (SPLIT_DEFSYMS): Define.
9285 (split_i386_[1234n].o): New targets.
9286 (split_i386_[124]): New targets.
9287 (split_i386_[1234r].stdout): New targets.
9288 (split_x86_64_[1234n].o): New targets.
9289 (split_x86_64_[124]): New targets.
9290 (split_x86_64_[1234r].stdout): New targets.
9291 (MOSTLYCLEANFILES): Add new executables.
9292 * testsuite/split_i386.sh: New file.
9293 * testsuite/split_x86_64.sh: New file.
9294 * testsuite/split_i386_1.s: New file.
9295 * testsuite/split_i386_2.s: New file.
9296 * testsuite/split_i386_3.s: New file.
9297 * testsuite/split_i386_4.s: New file.
9298 * testsuite/split_i386_n.s: New file.
9299 * testsuite/split_x86_64_1.s: New file.
9300 * testsuite/split_x86_64_2.s: New file.
9301 * testsuite/split_x86_64_3.s: New file.
9302 * testsuite/split_x86_64_4.s: New file.
9303 * testsuite/split_x86_64_n.s: New file.
9304 * testsuite/testfile.cc (Target_test): Update relocation_section
9305 function.
9306 * testsuite/Makefile.in: Rebuild.
9307
9308 2009-10-06 Ian Lance Taylor <iant@google.com>
9309
9310 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9311 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9312 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9313 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9314 the address on ldo_addrs_.
9315 (Target_i386::Relocate::fix_up_ldo): New function.
9316
9317 2009-10-06 Rafael Espindola <espindola@google.com>
9318
9319 * plugin.cc (add_input_library): New.
9320 (Plugin::load): Add add_input_library to tv.
9321 (Plugin_manager::add_input_file): Add the is_lib argument.
9322 (add_input_file): Update call to Plugin_manager::add_input_file.
9323 (add_input_library): New.
9324 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9325
9326 2009-09-30 Doug Kwan <dougkwan@google.com>
9327
9328 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9329 symbol and call Symbol::may_need_copy_reloc to determine if
9330 a copy reloc is needed.
9331 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9332 nocopyreloc is given in command line.
9333 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9334 given in command line.
9335 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9336 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9337 of the removed Target_i386::may_need_copy_reloc.
9338 * options.h (copyreloc): New option with default value false.
9339 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9340 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9341 instead of the removed Target_powerpc::may_need_copy_reloc.
9342 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9343 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9344 instead of the removed Target_sparc::may_need_copy_reloc.
9345 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9346 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9347 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9348 instead of the removed Target_x86_64::may_need_copy_reloc.
9349
9350 2009-09-30 Ian Lance Taylor <iant@google.com>
9351
9352 * object.h (class Object): Remove target_ field, and target,
9353 sized_target, and set_target methods.
9354 (Object::sized_target): Remove.
9355 (class Sized_relobj): Update declarations. Remove sized_target.
9356 * object.cc (Sized_relobj::setup): Remove target parameter.
9357 Change all callers.
9358 (Input_objects::add_object): Don't do anything with the target.
9359 (make_elf_sized_object): Add punconfigured parameter. Change all
9360 callers. Set or test parameter target.
9361 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9362 Change all callers.
9363 * parameters.cc (Parameters::set_target): Change parameter type to
9364 be non-const.
9365 (Parameters::default_target): Remove.
9366 (set_parameters_target): Change parameter type to be non-const.
9367 (parameters_force_valid_target): New function.
9368 (parameters_clear_target): New function.
9369 * parameters.h (class Parameters): Update declarations. Remove
9370 default_target method. Add sized_target and clear_target
9371 methods. Change target_ to be non-const.
9372 (set_parameters_target): Update declaration.
9373 (parameters_force_valid_target): Declare.
9374 (parameters_clear_target): Declare.
9375 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9376 as NULL if we aren't searching.
9377 (Add_symbols::run): Don't check for compatible target.
9378 * fileread.cc (Input_file::open_binary): Call
9379 parameters_force_valid_target.
9380 * gold.cc (queue_middle_tasks): Likewise.
9381 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9382 set_target on object.
9383 * dynobj.h (class Sized_dynobj): Update declarations.
9384 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9385 make_elf_object returns NULL.
9386 (Archive::include_member): Don't check whether object target is
9387 compatible.
9388 * output.cc (Output_section::add_input_section): Get target from
9389 parameters.
9390 (Output_section::relax_input_section): Likewise.
9391 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9392 parameters.
9393 (Sized_relobj::do_scan_relocs): Likewise.
9394 (Sized_relobj::relocate_sections): Likewise.
9395 * resolve.cc (Symbol_table::resolve): Likewise.
9396 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9397 parameter. Change all callers.
9398 (Symbol_table::add_from_object): Get target from parameters.
9399 (Symbol_table::add_from_relobj): Don't check object target.
9400 (Symbol_table::add_from_dynobj): Likewise.
9401 (Symbol_table::define_special_symbol): Get target from
9402 parameters.
9403 * symtab.h (class Symbol_table): Update declaration.
9404 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9405 parameter. Change all callers. Clear parameter target.
9406 (Binary_test): Test target here.
9407 * testsuite/object_unittest.cc (gold_testsuite): Remove
9408 target_test_pointer parameter. Change all callers.
9409 (Object_test): Test target here.
9410
9411 2009-09-26 Ian Lance Taylor <iant@google.com>
9412
9413 * testsuite/initpri1.c: Don't try to use constructor priorities if
9414 compiling with gcc before 4.3.
9415
9416 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9417
9418 * testsuite/retain_symbols_file_test.sh (check_present): Change
9419 output file name to retain_symbols_file_test.stdout.
9420 (check_absent): Likewise.
9421
9422 2009-09-18 Craig Silverstein <csilvers@google.com>
9423
9424 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9425 * options.cc: Include <cerrno> and <fstream>.
9426 (General_options::finalize): Parse -retain-symbols-file tag.
9427 * options.h: New flag.
9428 (General_options): New method should_retain_symbol, new
9429 variable symbols_to_retain.
9430 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9431 should_retain_symbol map.
9432 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9433 * testsuite/Makefile.in: Regenerate.
9434 * testsuite/retain_symbols_file_test.sh: New file.
9435
9436 2009-09-18 Nick Clifton <nickc@redhat.com>
9437
9438 * po/es.po: Updated Spanish translation.
9439
9440 2009-09-17 Doug Kwan <dougkwan@google.com>
9441
9442 * debug.h (DEBUG_RELAXATION): New constant.
9443 (DEBUG_ALL): Add DEBUG_RELAXATION.
9444 (debug_string_to_enum): Add relaxation debug option.
9445 * layout.cc
9446 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9447 Layout::Relaxation_debug_check::read_sections,
9448 Layout::Relaxation_debug_check::read_sections): New method definitions.
9449 (Layout::Layout): Initialize data members
9450 record_output_section_data_from_scrips_,
9451 script_output_section_data_list_ and relaxation_debug_check_.
9452 (Layout::save_segments, Layout::restore_segments,
9453 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9454 Layout::relaxation_loop_body): New method definitions.
9455 (Layout::finalize): Support relaxation. Move section layout code to
9456 Layout::relaxation_loop_body.
9457 (Layout::set_asection_address_from_script): Move code for orphan
9458 section placement out.
9459 (Layout::place_orphan_sections_in_script): New method definition.
9460 * layout.h (Output_segment_headers, Output_file_header):
9461 New forward class declarations.
9462 (Layout::~Layout): Define.
9463 (Layout::new_output_section_data_from_script): New method definition.
9464 (Layout::place_orphan_sections_in_script): New method declaration.
9465 (Layout::Segment_states): New type declaration.
9466 (Layout::save_segments, Layout::restore_segments,
9467 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9468 Layout::relaxation_loop_body): New method declarations.
9469 (Layout::Output_section_data_list): New type declaration.
9470 (Layout::Relaxation_debug_check): New class definition.
9471 (Layout::record_output_section_data_from_script_,
9472 Layout::script_output_section_data_list_, Layout::segment_states_,
9473 Layout::relaxation_debug_check_): New data members.
9474 * output.cc: (Output_section_headers::do_size): New method definition.
9475 (Output_section_headers::Output_section_headers): Move size
9476 computation to Output_section_headers::do_size.
9477 (Output_segment_headers::do_size): New method definition.
9478 (Output_file_header::Output_file_header): Move size computation to
9479 Output_file_header::do_size and call it.
9480 (Output_file_header::do_size): New method definition.
9481 (Output_data_group::Output_data_group): Adjust call to
9482 Output_section_data.
9483 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9484 (Output_symtab_xindex::do_write): Add array bound check.
9485 (Output_section::Input_section::print_to_mapfile): Handle
9486 RELAXED_INPUT_SECTION_CODE.
9487 (Output_section::Output_section): Initialize data member checkpoint_.
9488 (Output_section::~Output_section): Delete checkpoint object pointed
9489 by checkpoint_.
9490 (Output_section::add_input_section): Always add an Input_section if
9491 relaxing.
9492 (Output_section::add_merge_input_section): Add assert.
9493 (Output_section::relax_input_section): New method definition.
9494 (Output_section::set_final_data_size): Set load address to zero for
9495 an unallocated section.
9496 (Output_section::do_address_and_file_offset_have_reset_values):
9497 New method definition.
9498 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9499 Handle relaxed input section.
9500 (Output_section::sort_attached_input_sections): Checkpoint input
9501 section list lazily.
9502 (Output_section::get_input_sections): Change type of input_sections to
9503 list of Simple_input_section pointers. Checkpoint input section list
9504 lazily. Also handle relaxed input sections.
9505 (Output_section::add_input_section_for_script): Take a reference to
9506 a Simple_input_section object instead of Relobj pointer and section
9507 index as parameter. Handle relaxed input sections.
9508 (Output_section::save_states, Output_section::restore_states): New
9509 method definitions.
9510 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9511 (Output_data::is_data_size_fixed): New method definition.
9512 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9513 if it is fixed.
9514 (Output_data::address_and_file_offset_have_reset_values): New method
9515 definition.
9516 (Output_data::do_address_and_file_offset_have_reset_values): New method
9517 definition.
9518 (Output_data::set_data_size): Check that data size is not fixed.
9519 (Output_data::fix_data_size): New method definition.
9520 (Output_data::is_data_size_fixed_): New data member.
9521 (Output_section_headers::set_final_data_size): New method definition.
9522 (Output_section_headers::do_size): New method declaration.
9523 (Output_segment_headers::set_final_data_size): New method definition.
9524 (Output_segment_headers::do_size): New method declaration.
9525 (Output_file_header::set_final_data_size)::New method definition.
9526 (Output_file_header::do_size)::New method declaration.
9527 (Output_section_data::Output_section_data): Add new parameter
9528 is_data_size_fixed and use it to fix data size.
9529 (Output_data_const::Output_data_const): Adjust call to base class
9530 constructor and fix data size.
9531 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9532 base class constructor and fix data size.
9533 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9534 base class constructor and fix data size.
9535 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9536 class constructor and fix data size.
9537 (Output_data_group::set_final_data_size): New method definition.
9538 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9539 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9540 class constructor and fix data size.
9541 (Output_relaxed_input_section): New class definition.
9542 (Output_section::Simple_input_section): New class definition.
9543 (Output_section::get_input_sections): Adjust parameter list.
9544 (Output_section::add_input_section_for_script): Same.
9545 (Output_section::save_states, Output_section::restore_states,
9546 Output_section::do_address_and_file_offset_have_reset_values,
9547 (Output_section::Input_section::Input_section): Handle
9548 RELAXED_INPUT_SECTION_CODE. Add new overload for
9549 Output_relaxed_input_section.
9550 (Output_section::Input_section::is_input_section,
9551 Output_section::Input_section::set_output_section): Handle relaxed
9552 input section.
9553 (Output_section::Input_section::is_relaxed_input_section,
9554 Output_section::Input_section::output_section_data,
9555 Output_section::Input_section::relaxed_input_section): New method
9556 definitions.
9557 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9558 value.
9559 (Output_section::Input_section::u1_): Update comments.
9560 (Output_section::Input_section::u2_): Add new union member poris.
9561 (Output_section::Checkpoint_output_section): New classs definition.
9562 (Output_section::relax_input_section): New method declaration.
9563 (Output_section::checkpoint_): New data member.
9564 (Output_segment): Update comments.
9565 (Output_segment::Output_segment): Un-privatize copy constructor.
9566 (Output_segment::operator=): Un-privatize.
9567 * script-sections.cc (Output_section_element::Input_section_list):
9568 Change element type to Output_section::Simple_input_section.
9569 (Output_section_element_dot_assignment::set_section_addresses):
9570 Register output section data for relaxation clean up.
9571 (Output_data_exression::Output_data_expression): Adjust call to base
9572 constructor to fix data size.
9573 (Output_section_element_data::set_section_addresses): Register
9574 Output_data_expression object for relaxation clean up.
9575 (struct Input_section_info): Replace Relobj pointer and section index
9576 pair with Output_section::Simple_input_section and Convert struct to a
9577 class.
9578 (Input_section_sorter::operator()): Adjust access to
9579 Input_section_info data member to use accessors.
9580 (Output_section_element_input::set_section_addresses): Use layout
9581 parameter. Adjust code to use Output_section::Simple_input_section
9582 and Input_secction_info classes. Register filler for relaxation
9583 clean up.
9584 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9585 and section index pair with Output_section::Simple_input_section
9586 class. Adjust code accordingly.
9587 (Phdrs_element::release_segment): New method definition.
9588 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9589 segment list.
9590 (Script_sections::release_segments): New method definition.
9591 * gold/script-sections.h (Script_sections::release_segments): New
9592 method declaration.
9593 * gold/target.h (Target::may_relax, Target::relax,
9594 Target::do_may_relax, Target::do_relax): New method definitions.
9595
9596 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9597
9598 * arm.cc (has_signed_unsigned_overflow): New function.
9599 (Arm_relocate_functions::abs8): New function.
9600 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9601 (Target_arm::Scan::global): Likewise.
9602 (Target_arm::relocate::relocate): Likewise.
9603 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9604 Likewise.
9605
9606 2009-09-16 Cary Coutant <ccoutant@google.com>
9607
9608 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9609 * testsuite/Makefile.in: Regenerate.
9610
9611 2009-09-11 Nick Clifton <nickc@redhat.com>
9612
9613 * po/gold.pot: Updated by the Translation project.
9614
9615 2009-09-08 Cary Coutant <ccoutant@google.com>
9616
9617 * output.cc (Output_file::open): Add execute permission to empty file.
9618 * testsuite/Makefile.am (permission_test): New test.
9619 * testsuite/Makefile.in: Regenerate.
9620
9621 2009-09-02 Ian Lance Taylor <iant@google.com>
9622
9623 * output.cc (Output_file::resize): Call map_no_anonymous rather
9624 than map.
9625
9626 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9627
9628 * gold.cc: Include "incremental.h".
9629 (queue_initial_tasks): Call Incremental_checker methods.
9630 * incremental.cc: Include "output.h".
9631 (Incremental_checker::can_incrementally_link_output_file): New
9632 method.
9633 * incremental.h (Incremental_checker): New class.
9634
9635 * output.cc (Output_file::open_for_modification): New method.
9636 (Output_file::map_anonymous): Changed return type to bool. Record
9637 map in base_ field.
9638 (Output_file::map_no_anonymous): New method, broken out of map.
9639 (Output_file::map): Use map_no_anonymous and map_anonymous.
9640 * output.h (class Output_file): Update declarations.
9641
9642 2009-08-24 Cary Coutant <ccoutant@google.com>
9643
9644 * options.h (Command_line::Pre_options): New class.
9645 (Command_line::pre_options): New member.
9646 * options.cc (gold::options::ready_to_register): New variable.
9647 (One_option::register_option): Do nothing if not registering options.
9648 Assert if same short option registered twice.
9649 (General_options::General_options): Turn off option registration when
9650 done constructing.
9651 (Command_line::Pre_options::Pre_options): New constructor.
9652
9653 2009-08-24 Cary Coutant <ccoutant@google.com>
9654
9655 * options.h (General_options::no_keep_memory): Remove incorrect
9656 short option.
9657
9658 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9659
9660 * Makefile.am (am__skiplex, am__skipyacc): New.
9661 * Makefile.in: Regenerate.
9662
9663 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9664
9665 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9666 (INCLUDES): ... this.
9667 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9668 (AM_CPPFLAGS): Renamed from ...
9669 (INCLUDE): ... this.
9670 * Makefile.in, testsuite/Makefile.in: Regenerate.
9671
9672 * Makefile.in: Regenerate.
9673 * aclocal.m4: Likewise.
9674 * config.in: Likewise.
9675 * configure: Likewise.
9676 * testsuite/Makefile.in: Likewise.
9677
9678 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9679 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9680 * Makefile.in: Regenerate.
9681 * testsuite/Makefile.in: Regenerate.
9682
9683 2009-08-19 Cary Coutant <ccoutant@google.com>
9684
9685 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9686 symbols in shared libraries overridden by hidden or internal symbols
9687 in the main program.
9688
9689 2009-08-19 Chris Demetriou <cgd@google.com>
9690
9691 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9692 checking source file names in error messages.
9693
9694 2009-08-18 Doug Kwan <dougkwan@google.com>
9695
9696 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9697 an elcpp::Ehdr as parameter. Adjust call to set_target.
9698 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9699 an elfcpp::Ehdr as parameter.
9700 * object.cc (Object::set_target): Remove the version that looks up
9701 a target and sets it.
9702 (Sized_relobj::setup): Take a Target object instead of
9703 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9704 (make_elf_sized_object): Find target and ask target to
9705 make an ELF object.
9706 * object.h: (Object::set_target): Remove the version that looks up
9707 a target and sets it.
9708 (Sized_relobj::setup): Take a Target object instead of
9709 an elfcpp:Ehdr as parameter.
9710 * target.cc: Include dynobj.h.
9711 (Target::do_make_elf_object_implementation): New.
9712 (Target::do_make_elf_object): New.
9713 * target.h (Target::make_elf_object): New template declaration.
9714 (Target::do_make_elf_object): New method declarations.
9715 (Target::do_make_elf_object_implementation): New template declaration.
9716
9717 2009-08-14 Ian Lance Taylor <iant@google.com>
9718
9719 * gold.h (FUNCTION_NAME): Define.
9720 (gold_unreachable): Use FUNCTION_NAME.
9721
9722 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9723
9724 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9725 symbol in the --keep-unique list is not found.
9726
9727 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9728
9729 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9730 been maked as --keep-unique.
9731 (Icf::unfold_section): New function.
9732 * icf.h (Icf::unfold_section): New function.
9733 * options.h (General_options::keep_unique): New option.
9734 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9735 * testsuite/Makefile.in: Regenerate.
9736 * testsuite/icf_keep_unique_test.sh: New file.
9737 * testsuite/icf_keep_unique_test.cc: New file.
9738
9739 2009-08-12 Cary Coutant <ccoutant@google.com>
9740
9741 PR 10471
9742 * resolve.cc (Symbol_table::resolve): Check for references from
9743 dynamic objects to hidden and internal symbols.
9744 * testsuite/Makefile.am (hidden_test.sh): New test.
9745 * testsuite/Makefile.in: Regenerate.
9746 * testsuite/hidden_test.sh: New script.
9747 * testsuite/hidden_test_1.c: New test source.
9748 * testsuite/hidden_test_main.c: New test source.
9749
9750 2009-08-11 Doug Kwan <dougkwan@google.com>
9751
9752 * arm.cc: Update comments.
9753 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9754 segment to locate the .ARM.exidx section if present.
9755
9756 2009-08-09 Doug Kwan <dougkwan@google.com>
9757
9758 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9759 patch.
9760
9761 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9762 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9763 compiler warnings.
9764
9765 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9766
9767 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9768 valid tls_segment only for non-debug-section relocations.
9769 * testsuite/Makefile.am: Add gc_tls_test.
9770 * testsuite/Makefile.in: Regenerate.
9771 * testsuite/gc_tls_test.cc: New file.
9772 * testsuite/gc_tls_test.sh: New file.
9773
9774 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9775
9776 * icf.cc: New file.
9777 * icf.h: New file.
9778 * Makefile.am (CCFILES): Add icf.cc.
9779 (HFILES): Add icf.h
9780 * Makefile.in: Regenerate.
9781 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9782 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9783 section, symbol and addend information for the relocs.
9784 * gold.cc (queue_middle_tasks): Call identical code folding.
9785 * gold.h: Add defines for multimap.
9786 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9787 to the call of finalize_local_symbols.
9788 * main.cc (main): Create object of class Icf.
9789 * object.cc (Sized_relobj::do_layout): Allow this function to be
9790 called twice during icf.
9791 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9792 to sections marked as identical by icf.
9793 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9794 when available.
9795 (Sized_relobj::do_section_entsize): New function.
9796 * object.h (Object::section_entsize): New function.
9797 (Object::do_section_entsize): New pure virtual function.
9798 (Relobj::finalize_local_symbols): Add new parameter.
9799 (Relobj::do_section_entsize): New function.
9800 * options.h (General_options::icf): New option.
9801 (General_options::icf_iterations): New option.
9802 (General_options::print_icf_sections): New option.
9803 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9804 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9805 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9806 icf.
9807 * symtab.cc (Symbol_table::is_section_folded): New function.
9808 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9809 to sections marked as identical by icf.
9810 * symtab.h (Symbol_table::set_icf): New function.
9811 (Symbol_table::icf): New function.
9812 (Symbol_table::is_section_folded): New function.
9813 (Symbol_table::icf_): New data member.
9814 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9815 * testsuite/Makefile.am: Add commands to build icf_test.
9816 * testsuite/Makefile.in: Regenerate.
9817 * testsuite/icf_test.sh: New file.
9818 * testsuite/icf_test.cc: New file.
9819
9820 2009-07-24 Chris Demetriou <cgd@google.com>
9821
9822 * layout.cc (is_compressible_debug_section): Fix incorrect
9823 comment about compressed section names.
9824
9825 2009-07-20 Ian Lance Taylor <ian@airs.com>
9826
9827 PR 10419
9828 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9829
9830 2009-07-16 Ian Lance Taylor <iant@google.com>
9831
9832 PR 10400
9833 * layout.h: #include <map>.
9834 (class Kept_section): Change from struct to class. Add accessors
9835 and setters. Add section size to Comdat_group mapping. Change
9836 Comdat_group to std::map. Add is_comdat_ field. Add
9837 linkonce_size field in union.
9838 (class Layout): Update declaration of find_or_add_kept_section.
9839 Don't declare find_kept_object.
9840 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9841 parameter. Add object, shndx, is_comdat, and is_group_name
9842 parameters. Change all callers. Adjust for new Kept_section.
9843 (Layout::find_kept_object): Remove.
9844 * object.cc (Sized_relobj::include_section_group): Update use of
9845 Kept_section. Rename secnum to shndx. Only record
9846 Kept_comdat_section if sections are the same size.
9847 (Sized_relobj::include_linkonce_section): Update use of
9848 Kept_section. Only record Kept_comdat_section if sections are the
9849 same size. Set size of linkonce section.
9850 (Sized_relobj::map_to_kept_section): Update call to
9851 get_kept_comdat_section.
9852 * object.h (class Sized_relobj): Rename fields in
9853 Kept_comdat_section to drop trailing underscores; change object
9854 field to Relobj*. Change Kept_comdat_section_table to store
9855 struct rather than pointer.
9856 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9857 Add kept_object and kept_shndx parameters. Change all callers.
9858 (Sized_relobj::get_kept_comdat_section): Change return type to
9859 bool. Add kept_object and kept_shndx parameters. Change all
9860 callers.
9861 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9862 Layout::find_or_add_kept_section.
9863
9864 2009-07-09 Ian Lance Taylor <iant@google.com>
9865
9866 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9867 Reserve space in the hash table.
9868
9869 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9870
9871 * fileread.cc (File_read::get_mtime): New method.
9872 * fileread.h (Timespec): New structure.
9873 (File_read::get_mtime): New method.
9874 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9875 Renamed from timestamp_nsec.
9876 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9877 Elf_Xword.
9878 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9879 timestamp_nsec.
9880 (Incremental_inputs::report_archive): Save mtime; style fix.
9881 (Incremental_inputs::report_obejct): Save mtime; style fix.
9882 (Incremental_inputs::report_script): Save mtime; style fix.
9883 (Incremental_inputs::finalize_inputs): Style fix.
9884 (Incremental_inputs::finalize): Style fix.
9885 (Incremental_inputs::create_input_section_data): Store inputs
9886 mtime.
9887 * incremental.h (Incremental_inputs::report_script): Add mtime
9888 argument.
9889 (Incremental_inputs::Input_info::Input_info): Intialize only one
9890 union member.
9891 (Incremental_inputs::Input_info::archive): Move to nameless
9892 union.
9893 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9894 (Incremental_inputs::Input_info::script): Move to nameless union.
9895 (Incremental_inputs::mtime): New field.
9896 * script.cc (read_input_script): Pass file mtime to
9897 Incremental_input.
9898 * script.h (Script_info::inputs): Style fix.
9899
9900 2009-07-01 Ian Lance Taylor <ian@airs.com>
9901
9902 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9903 instead of 32.
9904
9905 2009-06-24 Ian Lance Taylor <iant@google.com>
9906
9907 PR 10156
9908 * layout.cc (Layout::choose_output_section): If we find an
9909 existing section, update the flags.
9910 (Layout::create_notes): New function, broken out of
9911 Layout::finalize.
9912 (Layout::finalize): Don't create note sections.
9913 (Layout::create_note): Don't crash if linker script discards
9914 section.
9915 (Layout::create_gold_note): Likewise.
9916 (Layout::create_build_id): Likewise. Don't set
9917 after_input_sections on the section.
9918 (Layout::create_executable_stack_info): Remove target parameter.
9919 Change caller.
9920 * layout.h (class Layout): Declare create_notes. Update
9921 declaration of create_executable_stack_info.
9922 * gold.cc (queue_middle_tasks): Call create_notes.
9923 * output.cc (Output_section::update_flags_for_input_section): Move
9924 here from output.h. If SHF_ALLOC flag is newly set, mark address
9925 invalid.
9926 * output.h (Output_data::mark_address_invalid): New function.
9927 (class Output_section): Only declare, not define,
9928 update_flags_for_input_section. Remove set_flags.
9929
9930 2009-06-24 Ian Lance Taylor <iant@google.com>
9931
9932 * script-sections.cc (Output_section_definition::
9933 set_section_addresses): Rename shadowing local load_address to
9934 laddr.
9935
9936 2009-06-24 Ian Lance Taylor <iant@google.com>
9937
9938 PR 10244
9939 * reloc.cc (relocate_sections): Skip empty relocation sections.
9940
9941 2009-06-23 Ian Lance Taylor <iant@google.com>
9942
9943 PR 10156
9944 * layout.cc (Layout::create_note): Use choose_output_section
9945 rather than make_output_section.
9946
9947 2009-06-23 Ian Lance Taylor <iant@google.com>
9948
9949 PR 10237
9950 * options.cc (General_options::parse_V): Set printed_version_.
9951 (General_options::General_options): Initialize printed_version_.
9952 * options.h (class General_options): Add printed_version_ field.
9953 * gold.cc (queue_initial_tasks): If there are no input files,
9954 don't give a fatal error if we printed the version information.
9955 (queue_middle_tasks): If using -r with a shared object, give a
9956 fatal error rather than an ordinary error.
9957
9958 2009-06-23 Ian Lance Taylor <iant@google.com>
9959
9960 PR 10219
9961 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9962 (Layout::make_output_section): Set have_stabstr_section_ if we see
9963 a .stab*str section.
9964 (Layout::finalize): Call link_stabs_sections.
9965 (Layout::link_stabs_sections): New file.
9966 * layout.h (class Layout): Add have_stabstr_section_ field.
9967 Declare link_stabs_sections.
9968
9969 2009-06-23 Doug Kwan <dougkwan@google.com>
9970
9971 * Makefile.am (libgold_a_LIBADD): New.
9972 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9973 * Makefile.in: Regenerate.
9974 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9975 * configure: Regenerate.
9976 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9977 * fileread.cc: Include sys/state.h
9978 * gold.h: Declare memmem and strndup if found missing.
9979 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9980
9981 2009-06-23 Ian Lance Taylor <iant@google.com>
9982
9983 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9984 * configure: Rebuild.
9985
9986 2009-06-23 Ian Lance Taylor <iant@google.com>
9987
9988 PR 10147
9989 * object.cc (Object::section_contents): Don't try to get a view if
9990 the section has length zero.
9991 (Object::handle_gnu_warning_section): If the section is empty, use
9992 the name of the section as the warning.
9993
9994 2009-06-23 Ian Lance Taylor <iant@google.com>
9995
9996 PR 10133
9997 * stringpool.h (class Stringpool_template): Add optimize_ field.
9998 (Stringpool_template::set_optimize): New function.
9999 * stringpool.cc (Stringpool_template::Stringpool_template):
10000 Initialize optimize_ field.
10001 (Stringpool_template::set_string_offsets): Test local optimize
10002 fild rather than parameter.
10003 * layout.cc (Layout::Layout): Call set_optimize on the section
10004 name stringpool.
10005
10006 2009-06-22 Ian Lance Taylor <iant@google.com>
10007
10008 PR 10030
10009 * yyscript.y: Parse TARGET.
10010 * script.cc (script_set_target): New function.
10011 * script-c.h (script_set_target): Declare.
10012 * options.cc (General_options::string_to_object_format): Rename
10013 from string_to_object_format in anonymous namespace. Change
10014 callers.
10015 * options.h (class General_options): Declare
10016 string_to_object_format.
10017
10018 2009-06-22 Ian Lance Taylor <iant@google.com>
10019
10020 * script-sections.cc (Script_sections::create_segments): Don't put
10021 program headers in a PT_LOAD segment if -n or -N.
10022
10023 2009-06-22 Ian Lance Taylor <iant@google.com>
10024
10025 PR 10141
10026 * options.h (class General_options): Add -z lazy and -z now. Sort
10027 -z options into alphabetical order.
10028 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10029
10030 2009-06-21 Ian Lance Taylor <iant@google.com>
10031
10032 * layout.cc (Layout::make_output_section): Call
10033 Target::new_output_section.
10034 (Layout::attach_allocated_section_to_segment): Put large section
10035 sections in a separate load segment with the large segment flag
10036 set.
10037 (Layout::segment_precedes): Sort large data segments after other
10038 load segments.
10039 (align_file_offset): New static function.
10040 (Layout::set_segment_offsets): Use align_file_offset.
10041 * output.h (class Output_section): Add is_small_section_ and
10042 is_large_section_ fields.
10043 (Output_section::is_small_section): New function.
10044 (Output_section::set_is_small_section): New function.
10045 (Output_section::is_large_section): New function.
10046 (Output_section::set_is_large_section): New function.
10047 (Output_section::is_large_data_section): New function.
10048 (class Output_segment): Add is_large_data_segment_ field.
10049 (Output_segment::is_large_data_segment): New function.
10050 (Output_segment::set_is_large_data_segment): New function.
10051 * output.cc (Output_section::Output_section): Initialize new
10052 fields.
10053 (Output_segment::Output_segment): Likewise.
10054 (Output_segment::add_output_section): Add assertion that large
10055 data sections always go in large data segments. Force small data
10056 sections to the end of the list of data sections. Force small BSS
10057 sections to the start of the list of BSS sections. For large BSS
10058 sections to the end of the list of BSS sections.
10059 * symtab.h (class Symbol): Declare is_common_shndx.
10060 (Symbol::is_defined): Check Symbol::is_common_shndx.
10061 (Symbol::is_common): Likewise.
10062 (class Symbol_table): Define enum Commons_section_type. Update
10063 declarations. Add small_commons_ and large_commons_ fields.
10064 * symtab.cc (Symbol::is_common_shndx): New function.
10065 (Symbol_table::Symbol_table): Initialize new fields.
10066 (Symbol_table::add_from_object): Put small and large common
10067 symbols in the right list.
10068 (Symbol_table::sized_finalized_symbol): Check
10069 Symbol::is_common_shndx.
10070 (Symbol_table::sized_write_globals): Likewise.
10071 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10072 common symbol lists. Don't call do_allocate_commons_list if the
10073 list is empty.
10074 (Symbol_table::do_allocate_commons_list): Remove is_tls
10075 parameter. Add comons_section_type parameter. Change all
10076 callers. Handle small and large common symbols.
10077 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10078 Symbol::is_common_shndx.
10079 * resolve.cc (symbol_to_bits): Likewise.
10080 * target.h (Target::small_common_shndx): New function.
10081 (Target::small_common_section_flags): New function.
10082 (Target::large_common_shndx): New function.
10083 (Target::large_common_section_flags): New function.
10084 (Target::new_output_section): New function.
10085 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10086 small_common_section_flags, and large_common_section_flags
10087 fields.
10088 (Target::do_new_output_section): New virtual function.
10089 * arm.cc (Target_arm::arm_info): Initialize new fields.
10090 * i386.cc (Target_i386::i386_info): Likewise.
10091 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10092 Likewise.
10093 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10094 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10095 (Target_x86_64::do_new_output_section): New function.
10096 * configure.ac: Define conditional MCMODEL_MEDIUM.
10097 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10098 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10099 (large_LDFLAGS): Define.
10100 * testsuite/large.c: New file.
10101 * testsuite/testfile.cc (Target_test::test_target_info):
10102 Initialize new fields.
10103 * configure, testsuite/Makefile.in: Rebuild.
10104
10105 2009-06-05 Doug Kwan <dougkwan@google.com>
10106
10107 * Makefile.am (CCFILES): Add target.cc.
10108 * Makefile.in: Regenerate.
10109 * i386.cc (class Target_i386): Define new virtual method to
10110 override do_is_local_label_name in parent.
10111 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10112 local symbols if --discard-locals or -X is given.
10113 * options.h (class General_options): Declare new options
10114 '--discard-locals' and '-X' for discarding locals.
10115 * target.h (class Target): Define new methods is_local_label_name.
10116 Declare new virtual method do_is_local_label_name.
10117 * target.cc: New file.
10118 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10119 (check_SCRIPTS): Add discard_locals_test.sh.
10120 (check_DATA): Add discard_local_tests.syms.
10121 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10122 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10123 * testsuite/Makefile.in: Regenerate.
10124 * testsuite/discard_locals_test.c: New file.
10125 * testsuite/discard_locals_test.sh: Same.
10126
10127 2009-06-05 Doug Kwan <dougkwan@google.com>
10128
10129 * object.cc (Sized_relobj::Sized_relobj): Initialize
10130 discarded_eh_frame_shndx_ to -1U.
10131 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10132 section.
10133 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10134 a discarded .eh_frame section.
10135 (Sized_relobj::do_finalize_local_symbols): Ditto.
10136 * object.h (class Sized_relobj): Declare new member
10137 discarded_eh_frame_shndx_.
10138 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10139 (local_labels_test.o, local_labels_test): New rules.
10140 * testsuite/Makefile.in: Regenerate.
10141
10142 2009-06-04 Doug Kwan <dougkwan@google.com>
10143
10144 * layout.cc (Layout::section_name_mapping): Add mapping for
10145 special ARM sections.
10146
10147 2009-06-03 Doug Kwan <dougkwan@google.com>
10148
10149 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10150 (utils::has_overflow): Same.
10151
10152 2009-06-03 Ian Lance Taylor <iant@google.com>
10153
10154 * layout.cc (Layout::section_name_mapping): New array, replacing
10155 Layout::linkonce_mapping.
10156 (Layout::section_name_mapping_count): New variable, replacing
10157 Layout::linkonce_mapping_count.
10158 (Layout::linkonce_output_name): Remove.
10159 (Layout::output_section_name): Rewrite.
10160 * layout.h (class Layout): Rename Linkonce_mapping to
10161 Section_name_mapping, linkonce_mapping to section_name_mapping,
10162 linkonce_mapping_count to section_name_mapping_count. Don't
10163 declare linkonce_output_name.
10164
10165 2009-06-03 Doug Kwan <dougkwan@google.com>
10166
10167 * gold/arm.cc (namespace utils): New.
10168 (Target_arm::reloc_is_non_pic): Define new method.
10169 (class Arm_relocate_functions): New.
10170 (Target_arm::Relocate::relocate): Handle relocation types used by
10171 Android.
10172
10173 2009-06-03 Ian Lance Taylor <iant@google.com>
10174
10175 * arm.cc (Target_arm::scan::global): Use || instead of |.
10176
10177 2009-06-02 Doug Kwan <dougkwan@google.com>
10178
10179 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10180 issued_non_pic_error_.
10181 (class Target_arm::Scan): Declare new method check_non_pic.
10182 Define new method symbol_needs_plt_entry.
10183 Declare new data member issued_non_pic_error_.
10184 (class Target_arm::Relocate): Declare new method
10185 should_apply_static_reloc.
10186 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10187 (Target_arm::Scan::check_non_pic): Define new method.
10188 (Target_arm::Scan::local): Handle a small subset of reloc types used
10189 by Android.
10190 (Target_arm::Scan::local): Same.
10191 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10192
10193 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10194
10195 * incremental.cc (Incremental_inputs::report_command_line): Filter
10196 out --incremental-* options.
10197
10198 2009-05-29 Doug Kwan <dougkwan@google.com>
10199
10200 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10201 template class.
10202 (class Target_arm): Update comment.
10203 (Target_arm::Target_arm): Initialize new data members GOT_,
10204 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10205 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10206 and Target_arm::rel_dyn_section.
10207 Declare new_enum Target_arm::Got_type.
10208 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10209 and DYNBSS_.
10210 Update commments for member do_dynsym_value.
10211 (Target_arm::got_size, Target_arm::plt_section,
10212 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10213 new methods inside class defintion.
10214 (Target_arm::got_section): Define new method.
10215 (Target_arm::rel_dyn_section): Same.
10216 (Output_data_plt_arm): New template class.
10217 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10218 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10219 (Output_data_plt_arm::add_entry): Same.
10220 (Output_data_plt_arm::first_plt_entry): Define new
10221 static data member for PLT instruction template.
10222 (Output_data_plt_arm::plt_entry): Same.
10223 (Output_data_plt_arm::do_write): Define new method.
10224 (Target_arm::make_plt_entry): Same.
10225 (Target_arm::do_finalize_sections): Same.
10226 (Target_arm::do_dynsym_value): Same.
10227
10228 2009-05-28 Doug Kwan <dougkwan@google.com>
10229
10230 * Makefile.am (TARGETSOURCES): Add arm.cc.
10231 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10232 * Makefile.in: Regenerate.
10233 * arm.cc: New file.
10234 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10235
10236 2009-05-26 Doug Kwan <dougkwan@google.com>
10237
10238 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10239 (General_options::check_excluded_libs): Strip off directories in
10240 archive name before matching like GNU ld does.
10241 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10242 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10243 (exclude_libs_test_LDFLAGS): Add linker option
10244 -Wl,--exclude-libs,libexclude_libs_test_3
10245 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10246 an explicit archive without using -l.
10247 (alt/libexclude_libs_test_3.a): New make rule.
10248 * testsuite/Makefile.in: Regenerate.
10249 * testsuite/exclude_libs_test.c : Declare lib3_default().
10250 (main): Call it.
10251 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10252 * exclude_libs_test_3.c: New file.
10253
10254 2009-05-26 Nick Clifton <nickc@redhat.com>
10255
10256 * po/id.po: New Indonesian translation.
10257 * po/gold.pot: Updated template file.
10258
10259 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10260
10261 * testsuite/Makefile.am: Add -ffunction-sections to compile
10262 gc_comdat_test files. Add -Wl,--gc-sections to build
10263 gc_comdat_test.
10264 * testsuite/Makefile.in: Regenerate.
10265 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10266
10267 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10268
10269 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10270 kept comdat section was garbage collected.
10271 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10272 * testsuite/Makefile.in: Regenerate.
10273 * testsuite/gc_comdat_test.sh: New file.
10274 * testsuite/gc_comdat_test_1.cc: New file.
10275 * testsuite/gc_comdat_test_2.cc: New file.
10276
10277 2009-05-19 Doug Kwan <dougkwan@google.com>
10278
10279 * archive.cc (Archive::Archive): Move constructor from archive.h
10280 to here. Initialize no_export_.
10281 (Archive::get_elf_object_for_member): Set no_export flag of object.
10282 * archive.h (Archive::Archive): Move constructor body to
10283 archive.cc.
10284 (Archive::no_export): New method.
10285 (Archive::no_export_): New field.
10286 * object.h (Object::Object): Initialize no_export_ to false.
10287 (Object::no_export, Object::set_no_export): New methods.
10288 (Object::no_export_): New field.
10289 * options.cc (General_options::parse_exclude_libs): New method.
10290 (General_options::check_excluded_libs) Same.
10291 * options.h (exclude_libs): New option.
10292 (General_options::check_excluded_libs): New method declaration.
10293 (General_options::excluded_libs_): New field.
10294 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10295 default or protected visibility if an object has no-export flag set.
10296 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10297 (check_SCRIPTS): Add exclude_libs_test.sh.
10298 (check_DATA): Add exclude_libs_test.syms.
10299 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10300 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10301 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10302 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10303 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10304 libexclude_libs_test_2.a): New rules.
10305 * testsuite/Makefile.in: Regenerate.
10306 * testsuite/exclude_libs_test.c: New file.
10307 * testsuite/exclude_libs_test.sh: Ditto.
10308 * testsuite/exclude_libs_test_1.c: Ditto.
10309 * testsuite/exclude_libs_test_2.c: Ditto.
10310
10311 2009-05-15 Ian Lance Taylor <iant@google.com>
10312
10313 * configure.ac: Check for declarations for cases where libiberty.h
10314 checks HAVE_DECL_xxx.
10315 * configure, config.in: Rebuild.
10316
10317 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10318
10319 * gold.h (Incremental_argument_list): Remove (invalid) forward
10320 declaration.
10321 * incremental.cc (Incremental_inputs::report_achive): New method.
10322 (Incremental_inputs::report_object): New method.
10323 (Incremental_inputs::report_script): New method.
10324 (Incremental_inputs::finalize_inputs): New method.
10325 (Incremental_inputs::finalize): Call finalize_inputs().
10326 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10327 Create inputs entries.
10328 * incremental.h (Incremental_input_type): New enum.
10329 (Incremental_inputs::Incremental_input): Initialize new fields.
10330 (Incremental_inputs::report_inputs): New method.
10331 (Incremental_inputs::report_achive): New method.
10332 (Incremental_inputs::report_object): New method.
10333 (Incremental_inputs::report_script): New method.
10334 (Incremental_inputs::finalize_inputs): New method.
10335 (Incremental_inputs::Input_info): New struct.
10336 (Incremental_inputs::Input_info_map): New typedef.
10337 (Incremental_inputs::lock_): New field.
10338 (Incremental_inputs::Inputs_): New field.
10339 (Incremental_inputs::Inputs_map): New field.
10340 * main.cc (main): Call Incremental_input::report_inputs.
10341 * options.h (Input_argument_list): Typedef moved from
10342 Input_arguments.
10343 (Input_file_group::Files): Remove, use ::Input_argument_list.
10344 (Input_file_group::Input_argument_list): Remove, use
10345 ::Input_argument_list.
10346 * plugin.cc (Plugin_manager::add_input_file): Add error in
10347 incremental build.
10348 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10349 functions.
10350 * script.cc (read_input_script): Call
10351 Incremental_input::report_script.
10352 * script.h (Script_info): New class.
10353
10354 2009-04-27 Ian Lance Taylor <iant@google.com>
10355
10356 * x86_64.cc (do_adjust_output_section): Set entsize to
10357 plt_entry_size.
10358
10359 2009-04-23 Elliott Hughes <enh@google.com>
10360
10361 * output.cc (Output_file::close): After short writes, continue
10362 writing from the correct offset in the buffer being written.
10363
10364 2009-04-23 Chris Demetriou <cgd@google.com>
10365
10366 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10367 * configure: Regenerate.
10368 * config.in: Regenerate.
10369 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10370 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10371
10372 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10373
10374 * incremental.cc (Incremental_inputs_header_data): Renamed from
10375 Incremental_input_header_data.
10376 (Incremental_inputs_header_data::data_size): New field.
10377 (Incremental_inputs_header_data::put_input_file_count): Renamed
10378 from input_file_count.
10379 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10380 from command_line_offset.
10381 (Incremental_inputs_header_data::put_reserved): Renamed from
10382 put_reserved.
10383 (Incremental_inputs_entry_data): Renamed from
10384 Incremental_input_entry_data.
10385 (Incremental_inputs_entry_data::data_size): New field.
10386 (Incremental_inputs::report_command_line): New method.
10387 (Incremental_inputs::finalize): New method.
10388 (Incremental_inputs::create_incremental_inputs_data): New method.
10389 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10390 * incremental.h: New file.
10391 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10392 (Layout::finalize): Create incremental inputs section in
10393 incremental builds.
10394 (Layout::create_incremental_info_sections): New method.
10395 * layout.h (Layout::incremental_inputs): New method.
10396 (Layout::create_incremental_info_sections): New method.
10397 (Layout::incremental_inputs_): New field.
10398 * main.cc (main): Notify Incremental_input of the command line.
10399
10400 2009-04-01 Ian Lance Taylor <iant@google.com>
10401 Mikolaj Zalewski <mikolajz@google.com>
10402
10403 * gold.h (reserve_unordered_map): Define, three versions, one for
10404 each version of Unordered_map.
10405 * layout.cc (Layout::Layout): Remove options parameter. Add
10406 number_of_input_files parameter. Don't initialize options_.
10407 Initialize number_of_input_files_ and resized_signatures_. Move
10408 sections_are_attached_.
10409 (Layout::layout_group): Reserve space for group_signatures_.
10410 (Layout::find_or_add_kept_section): Change name parameter to be a
10411 reference. Resize signatures_ map when it gets large enough.
10412 (Layout::layout_eh_frame): Use parameters->options() instead of
10413 this->options_.
10414 (Layout::make_output_section): Likewise.
10415 (Layout::attach_allocated_section_to_segment): Likewise.
10416 (Layout::finalize, Layout::create_executable_stack): Likewise.
10417 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10418 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10419 * layout.h (class Layout): Update declarations. Remove options_
10420 field. Add number_of_input_files_ and resized_signatures_
10421 fields. Move sections_are_attached_ field.
10422 * main.cc (main): Pass number of input files to Layout
10423 constructor. Don't pass options.
10424
10425 2009-03-30 Ian Lance Taylor <iant@google.com>
10426
10427 * ffsll.c (ffsll): Correct implementation.
10428
10429 2009-03-27 Ian Lance Taylor <iant@google.com>
10430
10431 * ffsll.c: New file.
10432 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10433 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10434 * ftruncate.c (ftruncate): Declare before definition.
10435 * mremap.c (mremap): Likewise.
10436 * pread.c (pread): Likewise.
10437 * configure, Makefile.in, config.in: Rebuild.
10438
10439 * mremap.c: New file.
10440 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10441 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10442 (mremap): Declare if HAVE_MREMAP is not defined.
10443 * configure, Makefile.in, config.in: Rebuild.
10444
10445 2009-03-27 Cary Coutant <ccoutant@google.com>
10446
10447 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10448 position independent.
10449 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10450 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10451
10452 2009-03-24 Cary Coutant <ccoutant@google.com>
10453
10454 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10455 an executable.
10456 (needs_dynamic_reloc): Likewise.
10457
10458 2009-03-24 Ian Lance Taylor <iant@google.com>
10459
10460 * yyscript.y (file_cmd): Recognize EXTERN.
10461 (extern_name_list, extern_name_list_body): New nonterminals.
10462 * script.cc (script_add_extern): Define.
10463 * script-c.h (script_add_extern): Declare.
10464
10465 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10466
10467 * object.cc (is_elf_object): Define.
10468 * object.h (is_elf_object): Declare.
10469 * archive.cc (Archive::get_elf_object_for_member): Call
10470 is_elf_object.
10471 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10472
10473 2009-03-24 Elliott Hughes <enh@google.com>
10474
10475 * output.cc (Output_file::map_anonymous): Define.
10476 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10477 try an anonymous one. Report the size if the mmap fails.
10478 * output.h (class Output_file): Declare map_anonymous.
10479
10480 2009-03-24 Ian Lance Taylor <iant@google.com>
10481
10482 * target-select.cc (instantiate_target): Don't acquire the lock if
10483 the instantiated_target_ field has already been set.
10484
10485 2009-03-23 Ian Lance Taylor <iant@google.com>
10486
10487 * gold-threads.h (class Initialize_lock): Define.
10488 * gold-threads.cc (class Initialize_lock_once): Define.
10489 (initialize_lock_control): New static variable.
10490 (initialize_lock_pointer): New static variable.
10491 (initialize_lock_once): New static function.
10492 (Initialize_lock::Initialize_lock): Define.
10493 (Initialize_lock::initialize): Define.
10494 * target-select.h: Include "gold-threads.h".
10495 (class Target_selector): Add lock_ and initialize_lock_ fields.
10496 Don't define instantiate_target, just declare it.
10497 * target-select.cc (Target_selector::Target_selector): Initialize
10498 new fields.
10499 (Target_selector::instantiate_target): Define.
10500 * descriptors.h: Include "gold-threads.h".
10501 (class Descriptors): Add initialize_lock_ field.
10502 * descriptors.cc (Descriptors::Descriptors): Initialize new
10503 field.
10504 (Descriptors::open): Use initialize_lock_ field
10505 * errors.h (class Errors): Add initialize_lock_ field.
10506 * errors.cc (Errors::Errors): Initialize new field.
10507 (Errors::initialize_lock): Use initialize_lock_ field.
10508 * powerpc.cc (class Target_selector_powerpc): Remove
10509 instantiated_target_ field. In do_recognize call
10510 instantiate_target rather than do_instantiate_target. In
10511 do_instantiate_target just allocate a new target.
10512 * sparc.cc (class Target_selector_sparc): Likewise.
10513
10514 * freebsd.h: New file.
10515 * i386.cc: Include "freebsd.h".
10516 (Target_i386): Derive from Target_freebsd rather than
10517 Sized_target.
10518 (Target_selector_i386): Derive from Target_selector_freebsd rather
10519 than Target_selector.
10520 * x86_64.cc: Include "freebsd.h".
10521 (Target_x86_64): Derive from Target_freebsd rather than
10522 Sized_target.
10523 (Target_selector_x86_64): Derive from Target_selector_freebsd
10524 rather than Target_selector.
10525 * target.h (class Target): Add adjust_elf_header and
10526 do_adjust_elf_header.
10527 * output.cc (Output_file_header:: do_sized_write): Call target
10528 adjust_elf_header routine.
10529 * configure.tgt: Set targ_osabi.
10530 * configure.ac: Define GOLD_DEFAULT_OSABI.
10531 * parameters.cc (Parameters::default_target): Pass
10532 GOLD_DEFAULT_OSABI to select_target.
10533 * target-select.h (class Target_selector): Make instantiate_target
10534 protected rather than private.
10535 * Makefile.am (HFILES): Add freebsd.h.
10536 * configure, Makefile.in, config.in: Rebuild.
10537
10538 * merge.cc (do_add_input_section): Correct pend value. Change
10539 message about last entry not being null terminated from error to
10540 warning.
10541
10542 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10543
10544 * incremental.cc: New file.
10545 * Makefile.am (CCFILES): Add incremental.cc.
10546 * Makefile.in: Rebuild.
10547
10548 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10549
10550 * layout.cc (Layout::output_section_name): Preserve names
10551 of '.note.' sections.
10552
10553 2009-03-19 Ian Lance Taylor <iant@google.com>
10554
10555 * descriptors.cc (Descriptors::open): Check that the options are
10556 valid before using them.
10557
10558 2009-03-18 Ian Lance Taylor <iant@google.com>
10559
10560 * script-sections.h: Include <list>.
10561 (class Script_sections): Change Sections_elements from std::vector
10562 to std::list. Typedef public Elements_iterator. Add
10563 orphan_section_placement_, data_segment_align_start_, and
10564 saw_data_segment_align_ fields. Remove data_segment_align_index_
10565 field.
10566 * script-sections.cc (class Orphan_section_placement): New class.
10567 (class Sections_element): Add virtual functions is_relro and
10568 orphan_section_init. Remove virtual function place_orphan_here.
10569 (class Output_section_definition): Add is_relro and
10570 orphan_section_init. Remove place_orphan_here.
10571 (class Orphan_output_section): Likewise.
10572 (Script_sections::Script_sections): Update for field changes.
10573 (Script_sections::data_segment_align): Set saw_data_segment_align_
10574 and data_segment_align_start_, not data_segment_align_index.
10575 (Script_sections::data_segment_relro_end): Check
10576 saw_data_segment_align_. Use data_segment_align_start_ rather
10577 than data_segment_align_index_.
10578 (Script_sections::place_orphan): Rewrite to use
10579 Orphan_section_placement.
10580
10581 2009-03-17 Ian Lance Taylor <iant@google.com>
10582
10583 * archive.cc (Archive::add_symbols): Check for a version attached
10584 to the symbol name in the archive map.
10585 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10586 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10587 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10588 (ver_test_11.a): New target.
10589 * testsuite/Makefile.in: Rebuild.
10590
10591 * configure.ac: Check for chsize and posix_fallocate. Replace
10592 ftruncate.
10593 * ftruncate.c: New file, from gnulib.
10594 * output.cc (posix_fallocate): Define dummy version if not
10595 HAVE_POSIX_FALLOCATE.
10596 (Output_file::map): Call posix_fallocate rather than lseek and
10597 write.
10598 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10599 * configure, Makefile.in, config.in: Rebuild.
10600
10601 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10602
10603 * layout.h (Layout::create_note): Add section_name parameter.
10604 * layout.cc (Layout::create_note): Likewise.
10605 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10606
10607 2009-03-17 Ian Lance Taylor <iant@google.com>
10608
10609 * descriptors.cc: Include "options.h".
10610 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10611 (Descriptors::open): Always use O_CLOEXEC when opening a new
10612 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10613 then set FD_CLOEXEC.
10614
10615 * sparc.cc (class Target_sparc): Add has_got_section.
10616 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10617 make sure we have a GOT section.
10618
10619 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10620 (Target_sparc::Scan::local): Likewise.
10621 (Target_sparc::Scan::global): Likewise.
10622 (Target_sparc::Relocate::relocate): Likewise.
10623 (Target_sparc::Relocate::relocate_tls): Likewise.
10624
10625 * symtab.cc (Symbol_table::define_default_version): New function,
10626 broken out of add_from_object.
10627 (Symbol_table::add_from_object): Call define_default_version.
10628 (Symbol_table::define_special_symbol): Add resolve_oldsym
10629 parameter. Change all callers. If the version for a symbol comes
10630 from a version script, resolve it with the symbol with the same
10631 name with no version. Also add the symbol without a version if
10632 appropriate.
10633 (do_define_in_output_data): If resolving with oldsym, don't delete
10634 sym.
10635 (do_define_in_output_segment): Likewise.
10636 (do_define_as_constant): Likewise.
10637 * symtab.h (class Symbol_table): Update declarations.
10638
10639 2009-03-13 Ian Lance Taylor <iant@google.com>
10640
10641 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10642 (Read_symbols::requeue): New function.
10643 (Read_symbols::do_read_symbols): If make_elf_object fails because
10644 the target type is not configured, and the file was searched for,
10645 issue a warning and retry with the next directory.
10646 (Add_symbols::run): If the file has an incompatible format, and
10647 it was searched for, requeue the Read_symbols task. On error,
10648 release the object.
10649 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10650 dirindex parameter to constructor. Change all callers. Declare
10651 incompatible_warning and requeue.
10652 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10653 input_argument_ and input_group_ fields. Add them to
10654 constructor. Change all callers.
10655 (class Read_script): Add dirindex_ field. Add it to constructor.
10656 Change all callers.
10657 * archive.cc (Archive::setup): Remove input_objects parameter.
10658 Change all callers.
10659 (Archive::get_file_and_offset): Likewise.
10660 (Archive::read_all_symbols): Likewise.
10661 (Archive::read_symbols): Likewise.
10662 (Archive::get_elf_object_for_member): Remove input_objects
10663 parameter. Add punconfigured parameter. Change all callers.
10664 (Archive::add_symbols): Change return type to bool. Check return
10665 value of include_member.
10666 (Archive::include_all_members): Likewise.
10667 (Archive::include_member): Change return type to bool. Return
10668 false if first included object has incompatible target. Set
10669 included_member_ field.
10670 (Add_archive_symbols::run): If add_symbols returns false, requeue
10671 Read_symbols task.
10672 * archive.h (class Archive): Add included_member_ field.
10673 Initialize it in constructor. Add input_file and searched_for
10674 methods. Update declarations.
10675 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10676 input_argument_ fields. Add them to constructor. Change all
10677 callers.
10678 * script.cc: Include "target-select.h".
10679 (class Parser_closure): Add skip_on_incompatible_target_ and
10680 found_incompatible_target_ fields. Add
10681 skip_on_incompatible_target parameter to constructor. Change all
10682 callers. Add methods skip_on_incompatible_target,
10683 clear_skip_on_incompatible_target, found_incompatible_target, and
10684 set_found_incompatible_target.
10685 (read_input_script): Add dirindex parameter. Change all callers.
10686 If parser finds an incompatible target, requeue Read_symbols
10687 task.
10688 (script_set_symbol): Clear skip_on_incompatible_target in
10689 closure.
10690 (script_add_assertion, script_parse_option): Likewise.
10691 (script_start_sections, script_add_phdr): Likewise.
10692 (script_check_output_format): New function.
10693 * script.h (read_input_script): Update declaration.
10694 * script-c.h (script_check_output_format): Declare.
10695 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10696 (ignore_cmd): Remove OUTPUT_FORMAT.
10697 * fileread.cc (Input_file::Input_file): Add explicit this.
10698 (Input_file::will_search_for): New function.
10699 (Input_file::open): Add pindex parameter. Change all callers.
10700 * fileread.h (class Input_file): Add input_file_argument method.
10701 Declare will_search_for. Update declarations.
10702 * object.cc (make_elf_object): Add punconfigured parameter.
10703 Change all callers.
10704 * object.h (class Object): Make input_file public. Add
10705 searched_for method.
10706 (make_elf_object): Update declaration.
10707 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10708 restart search.
10709 * dirsearch.h (class Dirsearch): Update declaration.
10710 * options.h (class General_options): Add --warn-search-mismatch.
10711 * parameters.cc (Parameters::is_compatible_target): New function.
10712 * parameters.h (class Parameters): Declare is_compatible_target.
10713 * workqueue.cc (Workqueue::add_blocker): New function.
10714 * workqueue.h (class Workqueue): Declare add_blocker.
10715
10716 * fileread.cc (Input_file::open): Remove options parameter.
10717 Change all callers.
10718 (Input_file::open_binary): Likewise.
10719 * script.cc (read_input_script): Likewise.
10720 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10721 options parameter from constructor. Change all callers.
10722 (class Read_script): Likewise.
10723 * fileread.h (class Input_file): Update declarations.
10724 * script.h (read_input_script): Update declaration.
10725
10726 2009-03-10 Nick Clifton <nickc@redhat.com>
10727
10728 * po/es.po: New Spanish translation.
10729
10730 2009-03-06 Cary Coutant <ccoutant@google.com>
10731
10732 * options.cc (parse_short_option): Keep dash_z from registering itself.
10733
10734 2009-03-03 Ian Lance Taylor <iant@google.com>
10735
10736 PR 9918
10737 * target-reloc.h (relocate_section): Pass output_section to
10738 relocate.
10739 * i386.cc (Target_i386::should_apply_static_reloc): Add
10740 output_section parameter. Change all callers.
10741 (Target_i386::Relocate::relocate): Add output_section parameter.
10742 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10743 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10744 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10745 * testsuite/two_file_shared.sh: New script.
10746 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10747 (check_DATA): Add two_file_shared.dbg.
10748 (two_file_shared.dbg): New target.
10749 * testsuite/Makefile.in: Rebuild.
10750
10751 2009-03-01 Ian Lance Taylor <iant@google.com>
10752
10753 * configure.ac: Check for byteswap.h.
10754 * configure: Rebuild.
10755 * config.in: Rebuild.
10756
10757 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10758
10759 * layout.cc (Layout::find_or_add_kept_section): New function.
10760 (Layout::add_comdat): Removed.
10761 * layout.h (struct Kept_section): Move out of class Layout.
10762 Remove trailing underscores from field names. Add group_sections
10763 field. Rename group_ field to is_group. Change all uses.
10764 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10765 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10766 comdat_groups_ field.
10767 (Sized_relobj::include_section_group): Use
10768 find_or_add_kept_section and Kept_section::group_sections.
10769 (Sized_relobj::include_linkonce_section): Likewise.
10770 * object.cc (class Sized_relobj): Don't define Comdat_group or
10771 Comdat_group_table. Remove find_comdat_group and
10772 add_comdat_group. Remove comdat_groups_ field.
10773 * plugin.cc (include_comdat_group): Use
10774 Layout::find_or_add_kept_section.
10775
10776 2009-02-28 Ian Lance Taylor <iant@google.com>
10777
10778 * README: --gc-sections and map files are now supported. Document
10779 some build requirements.
10780
10781 PR 6992
10782 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10783 relocatable link set the value of the section symbol to zero.
10784 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10785 relocatable link don't include the section address in the local
10786 symbol value.
10787
10788 2009-02-27 Ian Lance Taylor <iant@google.com>
10789
10790 PR 6811
10791 * options.h (class Search_directory): Add is_system_directory.
10792 (class General_options): Declare is_in_system_directory.
10793 * options.cc (get_relative_sysroot): Make static.
10794 (get_default_sysroot): Make static.
10795 (General_optoins::is_in_system_directory): New function.
10796 * fileread.cc (Input_file::is_in_system_directory): New function.
10797 * fileread.h (class Input_file): Declare is_in_system_directory.
10798 * object.h (class Object): Add is_in_system_directory.
10799 (class Input_objects): Remove system_library_directory_ field.
10800 * object.cc (Input_objects::add_object): Don't set
10801 system_library_directory_.
10802 (input_objects::found_in_system_library_directory): Remove.
10803 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10804 parameter. Change all callers.
10805 (Symbol_table::sized_write_globals): Likewise.
10806 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10807 Call Object::is_in_system_directory.
10808 * symtab.h (class Symbol_table): Update declarations.
10809
10810 PR 5990
10811 * descriptors.h (Open_descriptor): Add is_on_stack field.
10812 * descriptors.cc (Descriptors::open): If the descriptor is on the
10813 top of the stack, remove it. Initialize is_on_stack field.
10814 (Descriptors::release): Only add pod to stack if it is not on the
10815 stack already.
10816 (Descriptors::close_some_descriptor): Clear stack_next and
10817 is_on_stack fields.
10818
10819 PR 7091
10820 * output.cc (Output_section::find_starting_output_address): Rename
10821 from starting_output_address; add PADDR parameter; change return
10822 type.
10823 * output.h (class Output_section): Declare
10824 find_starting_output_address instead of starting_output_address.
10825 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10826 section symbol for which we can't find a merge section.
10827
10828 PR 9836
10829 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10830 hidden or internal, force the symbol to be local.
10831 * resolve.cc (Symbol::override_visibility): Define.
10832 (Symbol::override_base): Use override_visibility.
10833 (Symbol_table::resolve): Likewise.
10834 (Symbol::override_base_with_special): Likewise.
10835 (Symbol_table::override_with_special): If the visibility is hidden
10836 or internal, force the symbol to be local.
10837 * symtab.h (class Symbol): Add set_visibility and
10838 override_visibility.
10839 * testsuite/ver_test_1.sh: New file.
10840 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10841 (check_DATA): Add ver_test_1.syms.
10842 (ver_test_1.syms): New target.
10843 * testsuite/Makefile.in: Rebuild.
10844
10845 2009-02-25 Cary Coutant <ccoutant@google.com>
10846
10847 * layout.cc (Layout::choose_output_section): Don't rename sections
10848 when using a linker script that has a SECTIONS clause.
10849 * Makefile.in: Regenerate.
10850
10851 * testsuite/Makefile.am (script_test_5.sh): New test case.
10852 * testsuite/Makefile.in: Regenerate.
10853 * testsuite/script_test_5.cc: New file.
10854 * testsuite/script_test_5.sh: New file.
10855 * testsuite/script_test_5.t: New file.
10856
10857 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10858
10859 * archive.cc (Archive::include_member): Update calls to add_symbols.
10860 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10861 the Layout argument.
10862 * dynobj.h (do_add_symbols): Add the Layout argument.
10863 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10864 Layout argument.
10865 * object.h (Object::add_symbols): Add the Layout argument.
10866 (Object::do_add_symbols): Add the Layout argument.
10867 (Sized_relobj::do_add_symbols): Add the Layout argument.
10868 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10869 Unify the two versions.
10870 (Add_plugin_symbols): Remove.
10871 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10872 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10873 (Add_plugin_symbols): Remove.
10874 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10875 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10876 (Add_symbols::run): Make it work with Pulginobj.
10877
10878 2009-02-06 Ian Lance Taylor <iant@google.com>
10879
10880 * object.cc (Sized_relobj::do_layout): Make info message start
10881 with lower case letter.
10882
10883 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10884
10885 * binary.cc: Fix file comment.
10886
10887 * options.h (enum Incremental_disposition): Define.
10888 (class General_options): Add new options: --incremental,
10889 --incremental_changed, --incremental_unchanged,
10890 --incremental_unknown. Add incremental_disposition_ and
10891 implicit_incremental_ fields.
10892 (General_options::incremental_disposition): New function.
10893 (class Position_dependent_options): Add incremental_disposition
10894 option.
10895 (Position_dependent_options::copy_from_options): Set incremental
10896 dispositions.
10897 * options.cc (General_options::parse_incremental_changed): New
10898 function.
10899 (General_options::parse_incremental_unchanged): New function.
10900 (General_options::parse_incremental_unknown): New function.
10901 (General_options::General_options): Initialize new fields
10902 incremental_disposition_ and implicit_incremental_.
10903 (General_options::finalize): Check for uasge of --incremental-*
10904 without --incremental.
10905
10906 2009-02-06 Chris Demetriou <cgd@google.com>
10907
10908 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10909 pointer and to report location as the file name associated with
10910 the symbol.
10911 (gold_undefined_symbol_at_location): New function to replace the
10912 old gold_undefined_symbol functionality.
10913 * target-reloc.h (relocate_section): Update to use
10914 gold_undefined_symbol_at_location.
10915 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10916 Call gold_undefined_symbol function rather than gold_error.
10917 * errors.h (Errors::undefined_symbol): Take location as a
10918 string, rather than calculating it from a relocation.
10919 * errors.cc (Errors::fatal): Print "fatal error:" before the
10920 formatted message.
10921 (Errors::error, Errors::error_at_location): Print "error: "
10922 before the formatted message.
10923 (Errors::undefined_symbol): Take location as a string, rather
10924 than calculating it from a relocation.
10925 (gold_undefined_symbol_at_location): New function akin to
10926 old gold_undefined_symbol, calculates location from relocation.
10927 (gold_undefined_symbol): Change to take only a Symbol pointer
10928 and to report location as the file name associated with the symbol.
10929 * testsuite/debug_msg.sh: Update for changed error messages.
10930 * testsuite/undef_symbol.sh: Likewise.
10931
10932 2009-02-04 Duncan Sands <baldrick@free.fr>
10933
10934 PR 9812
10935 * reduced_debug_output.h
10936 (Output_reduced_debug_abbrev_section::failed): Use format for
10937 gold_warning.
10938 (Output_reduced_debug_info_section::faild): Likewise.
10939
10940 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10941
10942 * script.cc (Lazy_demangler): New class.
10943 (Version_script_info::get_symbol_version_helper): Demangle a
10944 symbol only once.
10945
10946 2009-01-29 Cary Coutant <ccoutant@google.com>
10947
10948 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10949 to __tls_get_addr.
10950 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10951
10952 2009-01-28 Ian Lance Taylor <iant@google.com>
10953
10954 * version.cc (version_string): Bump to 1.9.
10955
10956 * gold.h: Include <cstring> and <stdint.h>.
10957 * version.cc: Include <cstdio>.
10958 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10959 warning.
10960 * reduced_debug_output.cc (insert_into_vector): Rename from
10961 Insert_into_vector; change all callers. Use Swap_unaligned to
10962 avoid aliasing issue; remove union since it is unnecessary.
10963
10964 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10965
10966 * Makefile.am (CCFILES): Add gc.cc.
10967 (HFILES): Add gc.h.
10968 * Makefile.in: Regenerate.
10969 * gold.cc (Gc_runner): New class.
10970 (queue_initial_tasks): Call garbage collection related tasks
10971 when corresponding options are invoked.
10972 (queue_middle_gc_tasks): New function.
10973 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10974 processed early before laying out sections during garbage collection.
10975 * gold.h (queue_middle_gc_tasks): New function.
10976 (is_prefix_of): Move from "layout.cc".
10977 * i386.cc (Target_i386::gc_process_relocs): New function.
10978 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10979 * main.cc (main): Create object of class "Garbage_collection".
10980 * object.cc (Relobj::copy_symbols_data): New function.
10981 (Relobj::is_section_name_included): New function.
10982 (Sized_relobj::do_layout): Allow this function to be called twice
10983 during garbage collection and defer layout of section during the
10984 first call.
10985 * object.h (Relobj::get_symbols_data): New function.
10986 (Relobj::is_section_name_included): New function.
10987 (Relobj::copy_symbols_data): New function.
10988 (Relobj::set_symbols_data): New function.
10989 (Relobj::get_relocs_data): New function.
10990 (Relobj::set_relocs_data): New function.
10991 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10992 (Relobj::gc_process_relocs): New function.
10993 (Relobj::do_gc_process_relocs): New pure virtual function.
10994 (Relobj::sd_): New data member.
10995 (Sized_relobj::is_output_section_offset_invalid): New function.
10996 (Sized_relobj::do_gc_process_relocs): New function.
10997 * options.h (General_options::gc_sections): Modify to not be a no-op.
10998 (General_options::print_gc_sections): New option.
10999 * plugin.cc (Plugin_finish::run): Remove function call to
11000 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11001 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11002 * reloc.cc (Read_relocs::run): Add task to process relocs and
11003 determine unreferenced sections when doing garbage collection.
11004 (Gc_process_relocs): New class.
11005 (Sized_relobj::do_gc_process_relocs): New function.
11006 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11007 sections that are garbage collected.
11008 * reloc.h (Gc_process_relocs): New class.
11009 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11010 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11011 symbols whose corresponding sections are garbage collected.
11012 (Symbol_table::Symbol_table): Add new parameter for the garbage
11013 collection object.
11014 (Symbol_table::gc_mark_undef_symbols): New function.
11015 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11016 (Symbol_table::gc_mark_dyn_syms): New function.
11017 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11018 as garbage.
11019 (Symbol_table::add_from_object): Likewise.
11020 (Symbol_table::add_from_relobj): When building shared objects, do not
11021 treat externally visible symbols as garbage.
11022 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11023 table information for static and relocatable links.
11024 * symtab.h (Symbol_table::set_gc): New function.
11025 (Symbol_table::gc): New function.
11026 (Symbol_table::gc_mark_undef_symbols): New function.
11027 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11028 (Symbol_table::gc_mark_dyn_syms): New function.
11029 (Symbol_table::gc_): New data member.
11030 * target.h (Sized_target::gc_process_relocs): New pure virtual
11031 function.
11032 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11033 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11034
11035 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11036
11037 * options.h (General_options::gc_sections): Define as a no-op for now.
11038 (General_options::no_keep_memory): Ditto.
11039 (General_options::Bshareable): Define.
11040 * options.cc (General_options::finalize): Honor -Bshareable.
11041
11042 2009-01-20 Andreas Schwab <schwab@suse.de>
11043
11044 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11045 read the value in the contents, since we don't use it. Use the
11046 template endianness when writing.
11047 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11048
11049 2009-01-19 Andreas Schwab <schwab@suse.de>
11050
11051 * configure.tgt (powerpc64-*): Fix targ_obj.
11052
11053 2009-01-15 Ian Lance Taylor <iant@google.com>
11054
11055 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11056 local symbols when stripping all symbols.
11057
11058 2009-01-14 Cary Coutant <ccoutant@google.com>
11059
11060 * output.cc (Output_reloc): Add explicit instantiations.
11061
11062 2009-01-14 Cary Coutant <ccoutant@google.com>
11063
11064 * archive.cc (Archive::get_elf_object_for_member): Remove call
11065 to File_read::claim_for_plugin.
11066 * descriptors.cc (Descriptors::open): Remove reference to
11067 is_claimed.
11068 (Descriptors::claim_for_plugin): Remove.
11069 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11070 (Descriptors::is_claimed): Remove.
11071 (claim_descriptor_for_plugin): Remove.
11072 * fileread.cc (File_read::claim_for_plugin): Remove.
11073 * fileread.h (File_read::claim_for_plugin): Remove.
11074 (File_read::descriptor): Reopen descriptor if necessary.
11075 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11076 (Plugin_manager::all_symbols_read): Add task parameter. Change
11077 all callers.
11078 (Plugin_manager::get_input_file): New function.
11079 (Plugin_manager::release_input_file): New function.
11080 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11081 corresponding data member.
11082 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11083 and pass to base constructor. Change all callers.
11084 (get_input_file, release_input_file): New functions.
11085 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11086 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11087 (Plugin_manager::all_symbols_read): Add task parameter.
11088 (Plugin_manager::get_input_file): New function.
11089 (Plugin_manager::release_input_file): New function.
11090 (Plugin_manager::task_): New data member.
11091 (Pluginobj::Pluginobj): Add filesize parameter.
11092 (Pluginobj::filename): New function.
11093 (Pluginobj::descriptor): New function.
11094 (Pluginobj::filesize): New function.
11095 (Pluginobj::filesize_): New data member.
11096 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11097 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11098 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11099
11100 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11101 with archive libraries.
11102 * testsuite/Makefile.in: Regenerate.
11103 * testsuite/plugin_test.c (struct sym_info): New type.
11104 (get_input_file, release_input_file): New static variables.
11105 (onload): Capture new transfer vector entries.
11106 (claim_file_hook): Stop reading at end of file according to filesize.
11107 Factor out parsing of readelf output into separate function.
11108 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11109 APIs and get the source file name from the symbol table. Convert
11110 source file name to corresponding object file name. Print info
11111 message when adding new input files.
11112 (parse_readelf_line): New function.
11113 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11114 * testsuite/plugin_test_2.sh: Likewise.
11115 * testsuite/plugin_test_3.sh: Likewise.
11116 * testsuite/plugin_test_4.sh: New test case.
11117
11118 2009-01-07 Ian Lance Taylor <iant@google.com>
11119
11120 * version.cc (version_string): Bump to 1.8.
11121
11122 2008-12-23 Cary Coutant <ccoutant@google.com>
11123
11124 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11125 * plugin.cc (Plugin_manager::finish): Rename as
11126 layout_deferred_objects. Move cleanup to separate function.
11127 (Plugin_manager::cleanup): New function.
11128 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11129 separately.
11130 * plugin.h (Plugin_manager::finish): Rename as
11131 layout_deferred_objects.
11132 (Plugin_manager::cleanup): New function.
11133 (Plugin_manager::cleanup_done): New field.
11134
11135 2008-12-23 Cary Coutant <ccoutant@google.com>
11136
11137 * plugin.cc (is_visible_from_outside): New function.
11138 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11139 so we don't return "IR only" status for exported symbols or -r links.
11140
11141 * testsuite/Makefile.am (plugin_test_3): New test case.
11142 * testsuite/Makefile.in: Regenerate.
11143 * testsuite/plugin_test_3.sh: New file.
11144
11145 2008-12-22 Cary Coutant <ccoutant@google.com>
11146
11147 * object.cc (Sized_relobj::layout_section): New function.
11148 (Sized_relobj::do_layout): Defer layout of input sections until after
11149 plugin has provided replacement files.
11150 (Sized_relobj::do_layout_deferred_sections): New function.
11151 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11152 (Relobj::layout_deferred_sections): New function.
11153 (Relobj::do_layout_deferred_sections): New function.
11154 (Sized_relobj::do_layout_deferred_sections): New function.
11155 (Sized_relobj::layout_section): New function.
11156 (Sized_relobj::Deferred_layout): New structure.
11157 (Sized_relobj::deferred_layout_): New field.
11158 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11159 Change all callers. Layout deferred sections.
11160 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11161 references.
11162 (Plugin_hook::run): Move code from do_plugin_hook inline.
11163 (Plugin_hook::do_plugin_hook): Remove.
11164 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11165 (Plugin_manager::finish): Renamed, was cleanup.
11166 (Plugin_manager::should_defer_layout): New function.
11167 (Plugin_manager::add_deferred_layout_object): New function.
11168 (Plugin_manager::Deferred_layout_list): New type.
11169 (Plugin_manager::deferred_layout_objects_): New field.
11170 (Plugin_hook::do_plugin_hook): Remove.
11171
11172 2008-12-17 Ian Lance Taylor <iant@google.com>
11173
11174 * options.h (class General_options): Add --no case for
11175 --export-dynamic.
11176
11177 2008-12-16 Cary Coutant <ccoutant@google.com>
11178
11179 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11180 vector.
11181 (Plugin_manager::claim_file): Create plugin object even if
11182 plugin did not call the add_symbols callback.
11183 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11184 asking for more symbols than were added.
11185 * testsuite/Makefile.am (plugin_test_1): Add test case with
11186 no global symbols.
11187 (empty.syms): New target.
11188 * testsuite/Makefile.in: Regenerate.
11189 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11190 message. Don't call add_symbols if no globals.
11191 (all_symbols_read_hook): Don't provide replacement for empty
11192 claimed file.
11193
11194 2008-12-12 Ian Lance Taylor <iant@google.com>
11195
11196 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11197 r_type == 0 for a local symbol with r_sym == 0.
11198 (scan_relocatable_relocs): Pass r_sym to
11199 local_non_section_strategy.
11200 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11201 r_sym parameter.
11202
11203 * configure.ac: Update test for TLS descriptors: they are
11204 supported as of glibc 2.9.
11205 * configure: Rebuild.
11206
11207 2008-12-11 Ian Lance Taylor <iant@google.com>
11208
11209 PR 7091
11210 * target-reloc.h (Default_scan_relocatable_relocs): For each
11211 function, map r_type == 0 to RELOC_DISCARD.
11212
11213 2008-12-10 Cary Coutant <ccoutant@google.com>
11214
11215 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11216 object to override a kept COMDAT group from a plugin object.
11217
11218 2008-12-09 Ian Lance Taylor <iant@google.com>
11219
11220 PR 7088
11221 * yyscript.y (file_cmd): Handle INPUT.
11222
11223 * testsuite/initpri1.c: Change all declarations to be full
11224 prototypes by adding void, to avoid compiler warnings.
11225
11226 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11227
11228 * options.cc (General_options::parse_plugin_opt): New.
11229 (General_options::add_plugin): The argument now is just the filename.
11230 (General_options::add_plugin_option): New.
11231 * options.h (plugin_opt): New.
11232 (add_plugin): Change argument name.
11233 (add_plugin_option): New.
11234 * plugin.cc (Plugin::load): Don't parse the plugin option.
11235 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11236 (Plugin::add_option): New.
11237 (Plugin::args_): Change type.
11238 (Plugin::filename_): New.
11239 (Plugin_manager::add_plugin_option): New.
11240 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11241 * testsuite/Makefile.in: Regenerate.
11242
11243 2008-12-05 Cary Coutant <ccoutant@google.com>
11244
11245 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11246 Handle --strip-lto-sections option.
11247 * options.h (strip_lto_sections): New option.
11248
11249 2008-12-01 Cary Coutant <ccoutant@google.com>
11250
11251 * plugin.cc (ld_plugin_message): Change format parameter to const.
11252 Fix mismatch between new[] and delete.
11253
11254 2008-11-14 Cary Coutant <ccoutant@google.com>
11255
11256 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11257 instead of -1U.
11258
11259 2008-11-05 Craig Silverstein <csilvers@google.com>
11260
11261 * options.cc (General_options::parse_dynamic_list): New function.
11262 * options.h (General_options): New flags dynamic_list,
11263 dynamic_list_data, dynamic_list_cpp_new, and
11264 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11265 (General_options::in_dynamic_list): New function.
11266 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11267 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11268 (Lex::can_continue_name): Likewise.
11269 (yylex): Likewise.
11270 (read_script_file): New parameter script_options.
11271 (read_dynamic_list): New function.
11272 (Script_options::define_dynamic_list): New function.
11273 (dynamic_list_keyword_parsecodes): New variable.
11274 (dynamic_list_keywords): New variable.
11275 * script.h (Script_options::define_dynamic_list): New function
11276 prototype.
11277 (read_dynamic_list): New function prototype.
11278 * symtab.cc (strprefix): New macro.
11279 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11280 dynamic_list_data, dynamic_list_cpp_new, and
11281 dynamic_list_cpp_typeinfo.
11282 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11283 (dynamic_list_expr): New rule.
11284 (dynamic_list_nodes): Likewise.
11285 (dynamic_list_node): Likewise.
11286 * testsuite/Makefile.am (dynamic_list): New test.
11287 * testsuite/Makefile.in: Regenerated.
11288 * testsuite/dynamic_list.t: New file.
11289 * testsuite/dynamic_list.sh: New file.
11290
11291 2008-11-05 Craig Silverstein <csilvers@google.com>
11292
11293 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11294 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11295 (t11_last): Likewise.
11296 * testsuite/ver_test_6.c (main): Likewise.
11297
11298 2008-10-07 Cary Coutant <ccoutant@google.com>
11299
11300 * options.c (General_options::finalize): Add check for -static and
11301 -shared.
11302 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11303 is not empty.
11304
11305 2008-10-02 Cary Coutant <ccoutant@google.com>
11306
11307 * plugin.cc (make_sized_plugin_object): Fix conditional
11308 compilation to work when not all targets are enabled.
11309
11310 2008-09-29 Cary Coutant <ccoutant@google.com>
11311
11312 * archive.cc (Archive::get_file_and_offset): Use filename instead
11313 of name to get library path.
11314 (Archive::include_member): Unlock external member of a thin archive.
11315
11316 * testsuite/Makefile.am (TEST_AR): New variable.
11317 (thin_archive_test_1): New test.
11318 (thin_archive_test_2): New test.
11319 * testsuite/Makefile.in: Regenerate.
11320 * testsuite/thin_archive_main.cc: New file.
11321 * testsuite/thin_archive_test_1.cc: New file.
11322 * testsuite/thin_archive_test_2.cc: New file.
11323 * testsuite/thin_archive_test_3.cc: New file.
11324 * testsuite/thin_archive_test_4.cc: New file.
11325
11326 2008-09-29 Cary Coutant <ccoutant@google.com>
11327
11328 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11329 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11330 instead of -1U.
11331 (Sized_relobj::do_finalize_local_symbols): Likewise.
11332 (Sized_relobj::map_to_kept_section): Likewise.
11333 * object.h (Sized_relobj::invalid_address): New constant.
11334 (Sized_relobj::do_output_section_offset): Check for invalid_address
11335 and return -1ULL.
11336 * output.cc (Output_reloc::local_section_offset): Use constant
11337 invalid_address instead of -1U.
11338 (Output_reloc::get_address): Likewise.
11339 (Output_section::output_address): Change -1U to -1ULL.
11340 * output.h (Output_reloc::invalid_address): New constant.
11341 * reloc.cc (Sized_relobj::write_sections): Use constant
11342 invalid_address instead of -1U.
11343 (Sized_relobj::relocate_sections): Likewise.
11344 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11345 values for merge sections.
11346 * target-reloc.h (relocate_for_relocatable): Use constant
11347 invalid_address instead of -1U.
11348
11349 2008-09-19 Cary Coutant <ccoutant@google.com>
11350
11351 Add plugin functionality for link-time optimization (LTO).
11352 * configure.ac (plugins): Add --enable-plugins option.
11353 * configure: Regenerate.
11354 * config.in: Regenerate.
11355 * Makefile.am (LIBDL): New variable.
11356 (CCFILES): Add plugin.cc.
11357 (HFILES): Add plugin.h.
11358 (ldadd_var): Add LIBDL.
11359 * Makefile.in: Regenerate.
11360
11361 * archive.cc: Include "plugin.h".
11362 (Archive::setup): Don't preread archive symbols when using a plugin.
11363 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11364 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11365 files.
11366 (Archive::include_member): Add symbols from plugin objects.
11367 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11368 * descriptors.cc (Descriptors::open): Check for file descriptors
11369 abandoned by plugins.
11370 (Descriptors::claim_for_plugin): New function.
11371 * descriptors.h (Descriptors::claim_for_plugin): New function.
11372 (Open_descriptor::is_claimed): New field.
11373 (claim_descriptor_for_plugin): New function.
11374 * fileread.cc (File_read::claim_for_plugin): New function.
11375 * fileread.h (File_read::claim_for_plugin): New function.
11376 (File_read::descriptor): New function.
11377 * gold.cc: Include "plugin.h".
11378 (queue_initial_tasks): Add task to call plugin hooks for generating
11379 new object files.
11380 * main.cc: Include "plugin.h".
11381 (main): Load plugin libraries.
11382 * object.h (Pluginobj): Declare.
11383 (Object::pluginobj): New function.
11384 (Object::do_pluginobj): New function.
11385 (Object::set_target): New function.
11386 * options.cc: Include "plugin.h".
11387 (General_options::parse_plugin): New function.
11388 (General_options::General_options): Initialize plugins_ field.
11389 (General_options::add_plugin): New function.
11390 * options.h (Plugin_manager): Declare.
11391 (General_options): Add --plugin option.
11392 (General_options::has_plugins): New function.
11393 (General_options::plugins): New function.
11394 (General_options::add_plugin): New function.
11395 (General_options::plugins_): New field.
11396 * plugin.cc: New file.
11397 * plugin.h: New file.
11398 * readsyms.cc: Include "plugin.h".
11399 (Read_symbols::do_read_symbols): Check for archive before checking
11400 for ELF file. Call plugin hooks to claim files.
11401 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11402 from a real object file; force override when processing replacement
11403 files.
11404 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11405 (Symbol::init_base_object): Likewise.
11406 (Symbol::init_base_output_data): Likewise.
11407 (Symbol::init_base_output_segment): Likewise.
11408 (Symbol::init_base_constant): Likewise.
11409 (Symbol::init_base_undefined): Likewise.
11410 (Symbol::output_section): Assert that object is not a plugin.
11411 (Symbol_table::add_from_pluginobj): New function.
11412 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11413 undefined.
11414 (Symbol_table::sized_write_globals): Likewise.
11415 (Symbol_table::add_from_pluginobj): Instantiate template.
11416 * symtab.h (Sized_pluginobj): Declare.
11417 (Symbol::in_real_elf): New function.
11418 (Symbol::set_in_real_elf): New function.
11419 (Symbol::in_real_elf_): New field.
11420 (Symbol_table::add_from_pluginobj): New function.
11421
11422 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11423 (LIBDL): New variable.
11424 (LDADD): Add LIBDL.
11425 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11426 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11427 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11428 (MOSTLYCLEANFILES): Likewise.
11429 * testsuite/Makefile.in: Regenerate.
11430 * testsuite/plugin_test.c: New file.
11431 * testsuite/plugin_test_1.sh: New file.
11432 * testsuite/plugin_test_2.sh: New file.
11433
11434 2008-09-16 Ian Lance Taylor <iant@google.com>
11435
11436 * target-reloc.h (relocate_section): Check whether a symbol is
11437 defined by the ABI before reporting an undefined symbol error.
11438 * target.h (Target::is_defined_by_abi): Make parameter const.
11439 (Target::do_is_defined_by_abi): Likewise.
11440 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11441 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11442 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11443 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11444 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11445 * testsuite/Makefile.in: Rebuild.
11446
11447 * fileread.cc (make_view): Add casts to avoid warning.
11448
11449 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11450
11451 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11452 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11453
11454 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11455
11456 * options.h (General_options::output_is_executable): New.
11457 (General_options::output_is_pie): New.
11458 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11459 for shared libraries.
11460 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11461
11462 2008-09-11 Chris Demetriou <cgd@google.com>
11463
11464 * options.h (origin): New -z option.
11465 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11466 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11467 in DT_FLAGS_1.
11468
11469 2008-09-05 Cary Coutant <ccoutant@google.com>
11470
11471 * fileread.cc (File_read::make_view): Add check for attempt to map
11472 beyond end of file.
11473
11474 2008-09-05 Cary Coutant <ccoutant@google.com>
11475
11476 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11477 explicit instantiations.
11478
11479 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11480
11481 PR gold/6858
11482 * options.cc (General_options::finalize): Allow undefined symbols
11483 in shlibs if linking -shared.
11484
11485 PR gold/6859
11486 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11487 symbols as not needing a dynsym entry.
11488
11489 2008-08-20 Craig Silverstein <csilvers@google.com>
11490
11491 * fileread.cc (File_read::open): Do not lock the file unless it
11492 was successfully opened.
11493
11494 2008-08-14 Cary Coutant <ccoutant@google.com>
11495
11496 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11497 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11498 * testsuite/tls_test.cc (struct int128): 128-bit struct
11499 for testing TLS relocs with non-zero addend.
11500 (v12): New TLS variable.
11501 (t12): New test.
11502 (t_last): Add check for v12.
11503 * testsuite/tls_test.h (t12): New function.
11504 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11505
11506 2008-08-13 Ian Lance Taylor <iant@google.com>
11507
11508 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11509 set tls_segment_ or relro_segment_.
11510 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11511 when appropriate.
11512 * output.h (Output_section::clear_is_relro): New function.
11513 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11514 sections specially even when output_data_ is empty.
11515 (Output_segment::maximum_alignment): When first section is relro,
11516 only force alignment for PT_LOAD segments.
11517 * script.cc (script_data_segment_align): New function.
11518 (script_data_segment_relro_end): New function.
11519 * script-c.h (script_data_segment_align): Declare.
11520 (script_data_segment_relro_end): Declare.
11521 * script-sections.h (class Script_sections): Declare
11522 data_segment_align and data_segment_relro_end. Add fields
11523 segment_align_index_ and saw_relro_end_.
11524 * script-sections.cc (class Sections_element): Add set_is_relro
11525 virtual function. Add new bool* parameter to place_orphan_here.
11526 Add get_output_section virtual function.
11527 (class Output_section_definition): Add set_is_relro. Add new
11528 bool* parameter to place_orphan_here. Add get_output_section.
11529 Add is_relro_ field.
11530 (Output_section_definition::Output_section_definition): Initialize
11531 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11532 and is_relro_ fields.
11533 (Output_section_definition::place_orphan_here): Add is_relro
11534 parameter.
11535 (Output_section_definition::set_section_addresses): Set relro for
11536 output section.
11537 (Output_section_definition::alternate_constraint): Likewise.
11538 (class Orphan_output_section): Add new bool* parameter to
11539 place_orphan_here. Add get_output_section.
11540 (Orphan_output_section::place_orphan_here): Add is_relro
11541 parameter.
11542 (Script_sections::Script_sections): Initialize
11543 data_segment_align_index_ and saw_relro_end_.
11544 (Script_sections::data_segment_align): New function.
11545 (Script_sections::data_segment_relro_end): New function.
11546 (Script_sections::place_orphan): Set or clear is_relro.
11547 (Script_sections::set_section_addresses): Force alignment of first
11548 TLS section.
11549 * yyscript.y (exp): Call script_data_segment_align and
11550 script_data_segment_relro_end.
11551 * testsuite/relro_script_test.t: New file.
11552 * testsuite/relro_test.cc (using_script): Declare.
11553 (t1, t2): Test using_script.
11554 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11555 (relro_script_test_SOURCES): Define.
11556 (relro_script_test_DEPENDENCIES): Define.
11557 (relro_script_test_LDFLAGS): Define.
11558 (relro_script_test_LDADD): Define.
11559 (relro_script_test.so): New target.
11560 * testsuite/Makefile.in: Rebuild.
11561
11562 2008-08-06 Cary Coutant <ccoutant@google.com>
11563
11564 * archive.cc (Archive::total_archives, Archive::total_members)
11565 (Archive::total_members_loaded): New variables.
11566 (Archive::setup): Add parameter. Add option to preread
11567 archive symbols.
11568 (Archive::read_armap): Add counter.
11569 (Archive::get_file_and_offset): New function.
11570 (Archive::get_elf_object_for_member): New function.
11571 (Archive::read_all_symbols): New function.
11572 (Archive::read_symbols): New function.
11573 (Archive::add_symbols): Add counters.
11574 (Archive::include_all_members): Use armap to find members if it's
11575 already built.
11576 (Archive::include_member): Skip reading symbols if already read.
11577 Factored code into Archive::get_file_and_offset and
11578 Archive::get_elf_object_for_member. Changed call to
11579 Mapfile::report_include_archive_member.
11580 (Archive::print_stats): New function.
11581 * archive.h: Declare Object and Read_symbols_data classes.
11582 (Archive::Archive): Add initializers for new members.
11583 (Archive::setup): Add parameter.
11584 (Archive::print_stats): New function.
11585 (Archive::total_archives, Archive::total_members)
11586 (Archive::total_members_loaded): New variables.
11587 (Archive::get_file_and_offset): New function.
11588 (Archive::get_elf_object_for_member): New function.
11589 (Archive::read_all_symbols): New function.
11590 (Archive::read_symbols): New function.
11591 (Archive::Archive_member): New class.
11592 (Archive::members_): New member.
11593 (Archive::num_members_): New member.
11594 * main.cc: Include archive.h.
11595 (main): Call Archive::print_stats.
11596 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11597 archive parameter; member_name is now the fully-decorated name.
11598 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11599 * options.h: (General_options): Add --preread-archive-symbols option.
11600 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11601 Archive::setup.
11602
11603 2008-08-04 Ian Lance Taylor <iant@google.com>
11604
11605 * symtab.h (Symbol::use_plt_offset): New function.
11606 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11607 * powerpc.cc (Relocate::relocate): Likewise.
11608 * sparc.cc (Relocate::relocate): Likewise.
11609 * x86_64.cc (Relocate::relocate): Likewise.
11610 * testsuite/weak_plt.sh: New test.
11611 * testsuite/weak_plt_main.cc: New test.
11612 * testsuite/weak_plt_shared.cc: New test.
11613 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11614 (check_PROGRAMS): Add weak_plt.
11615 (check_DATA): Add weak_plt_shared.so.
11616 (weak_plt_main_pic.o, weak_plt): New targets.
11617 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11618 * testsuite/Makefile.in: Rebuild.
11619
11620 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11621 gcctestdir/ld.
11622 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11623 * testsuite/Makefile.in: Rebuild.
11624
11625 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11626
11627 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11628 * Makefile.in: Regenerate.
11629 * po/POTFILES.in: Regenerate.
11630
11631 2008-07-29 Ian Lance Taylor <iant@google.com>
11632
11633 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11634 symbols before other symbols.
11635 * testsuite/script_test_2.cc (test_addr): Declare.
11636 (test_addr_alias): Declare.
11637 (main): Check that test_addr and test_addr_alias have the right
11638 values.
11639 * testsuite/script_test_2.t: Define test_addr_alias and
11640 test_addr.
11641
11642 2008-07-24 Ian Lance Taylor <iant@google.com>
11643
11644 PR 5990
11645 * descriptors.cc: New file.
11646 * descriptors.h: New file.
11647 * gold-threads.h (class Hold_optional_lock): New class.
11648 * fileread.cc: Include "descriptors.h".
11649 (File_read::~File_read): Release descriptor rather than closing
11650 it.
11651 (File_read::open) [file]: Call open_descriptor rather than open.
11652 Set is_descriptor_opened_.
11653 (File_read::open) [memory]: Assert that descriptor is not open.
11654 (File_read::reopen_descriptor): New function.
11655 (File_read::release): Release descriptor.
11656 (File_read::do_read): Make non-const. Reopen descriptor.
11657 (File_read::read): Make non-const.
11658 (File_read::make_view): Reopen descriptor.
11659 (File_read::do_readv): Likewise.
11660 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11661 Update declarations.
11662 * layout.cc: Include "descriptors.h".
11663 (Layout::create_build_id): Use open_descriptor rather than open.
11664 * output.cc: Include "descriptors.h".
11665 (Output_file::open): Use open_descriptor rather than open.
11666 * archive.cc (Archive::const_iterator): Change Archive to be
11667 non-const.
11668 (Archive::begin, Archive::end): Make non-const.
11669 (Archive::count_members): Likewise.
11670 * archive.h (class Archive): Update declarations.
11671 * object.h (Object::read): Make non-const.
11672 * Makefile.am (CCFILES): Add descriptors.cc.
11673 (HFILES): Add descriptors.h.
11674 * Makefile.in: Rebuild.
11675
11676 PR 6716
11677 * gold.h: Always include <clocale>. Add Solaris workarounds
11678 following code in binutils/sysdep.h.
11679
11680 PR 6048
11681 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11682 this->eh_frame_hdr_ is NULL before using it.
11683
11684 * dynobj.cc (Versions::Versions): Update comment.
11685
11686 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11687 the base version name.
11688
11689 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11690 array size plus one.
11691 (Stringpool_template::set_string_offsets): Subtract one from key
11692 before using it as an array index.
11693 (Stringpool_template::get_offset_with_length): Likewise.
11694 (Stringpool_template::write_to_buffer): Likewise.
11695 * stringpool.h (Stringpool_template::get_offset_from_key):
11696 Likewise.
11697
11698 2008-07-23 Ian Lance Taylor <iant@google.com>
11699
11700 PR 6658
11701 * object.h (Merged_symbol_value::value): Do our best to handle a
11702 negative addend.
11703
11704 PR 6647
11705 * script.cc (Version_script_info::get_versions): Don't add empty
11706 version tag to return value.
11707 (Version_script_info::get_symbol_version_helper): Change return
11708 type to bool. Add pversion parameter. Change all callers.
11709 (script_register_vers_node): Don't require a non-NULL tag.
11710 * script.h (class Version_script_info): Update declarations.
11711 (Version_script_info::get_symbol_version): Change return type to
11712 bool. Add version parameter. Change all callers.
11713 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11714 handling. Handle an empty version from a version script.
11715 (Symbol_table::define_special_symbol): Likewise.
11716 * testsuite/ver_test_10.script: New file.
11717 * testsuite/ver_test_10.sh: New file.
11718 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11719 (check_DATA): Add ver_test_10.syms.
11720 (ver_test_10.syms, ver_test_10.so): New target.
11721 * testsuite/Makefile.in: Rebuild.
11722
11723 2008-07-23 Simon Baldwin <simonb@google.com>
11724
11725 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11726 to zero for undefined symbols from dynamic libraries.
11727
11728 2008-07-23 Ian Lance Taylor <iant@google.com>
11729
11730 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11731 Change all callers.
11732 * symtab.h (class Symbol_table): Update declaration.
11733 * testsuite/ver_test_9.cc: New file.
11734 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11735 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11736 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11737 (ver_test_9.so, ver_test_9.o): New targets.
11738 * testsuite/Makefile.in: Rebuild.
11739
11740 2008-07-22 Ian Lance Taylor <iant@google.com>
11741
11742 * options.h (class General_options): Define --check-sections.
11743 * layout.cc (Layout::set_segment_offsets): Handle
11744 --check-sections.
11745
11746 * options.h (class General_options): Define -n/--nmagic and
11747 -N/--omagic.
11748 * options.cc (General_options::finalize): For -n/--nmagic or
11749 -N/--omagic, set -static.
11750 * layout.cc (Layout::attach_allocated_section_to_segment): If
11751 -N/--omagic, don't put read-only and read-write sections in
11752 different segments.
11753 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11754 finding a read-only segment.
11755 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11756 don't set the minimum segment alignment to the common page size,
11757 and don't set the file offset to the address modulo the page size.
11758 * script-sections.cc (Script_sections::create_segments): If
11759 -n/--omagic, don't put read-only and read-write sections in
11760 different segments.
11761
11762 * cref.cc: New file.
11763 * cref.h: New file.
11764 * options.h (class General_options): Add --print-symbol-counts.
11765 * main.cc (main): Issue defined symbol report if requested.
11766 * archive.cc (Archive::interpret_header): Make into a const member
11767 function.
11768 (Archive::add_symbols): Call Input_objects::archive_start and
11769 archive_stop.
11770 (Archive::const_iterator): Define new class.
11771 (Archive::begin, Archive::end): New functions.
11772 (Archive::include_all_members): Rewrite to use iterator.
11773 (Archive::count_members): New function.
11774 * archive.h (class Archive): Update declarations.
11775 (Archive::filename): New function.
11776 * object.cc: Include "cref.h".
11777 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11778 (Sized_relobj::do_get_global_symbol_counts): New function.
11779 (Input_objects::add_object): Add object to cross-referencer.
11780 (Input_objects::archive_start): New function.
11781 (Input_objects::archive_stop): New function.
11782 (Input_objects::print_symbol_counts): New function.
11783 * object.h: Declare Cref and Archive.
11784 (Object::get_global_symbol_counts): New function.
11785 (Object::do_get_global_symbol_counts): New pure virtual function.
11786 (class Sized_relobj): Add defined_count_ field. Update
11787 declarations.
11788 (class Input_objects): Add cref_ field. Update constructor.
11789 Update declarations.
11790 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11791 defined_count_.
11792 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11793 symbol counts.
11794 (Sized_dynobj::do_get_global_symbol_counts): New function.
11795 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11796 defined_count_. Update declarations. Define Symbols typedef.
11797 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11798 parameter. Change all callers.
11799 (Symbol_table::add_from_dynobj): Add sympointers and defined
11800 parameters. Change all callers.
11801 * symtab.h (class Symbol_table): Update declarations.
11802 * Makefile.am (CCFILES): Add cref.cc.
11803 (HFILES): Add cref.h.
11804 * Makefile.in: Rebuild.
11805
11806 2008-07-22 Simon Baldwin <simonb@google.com>
11807
11808 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11809 to zero when writing undefined symbols.
11810
11811 2008-07-22 Ian Lance Taylor <iant@google.com>
11812
11813 * output.cc (Output_section::add_input_section): Don't try to
11814 merge empty merge sections.
11815
11816 2008-07-21 Craig Silverstein <csilvers@google.com>
11817
11818 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11819 Include symbol version in error message.
11820
11821 2008-07-20 Chris Demetriou <cgd@google.com>
11822
11823 * configure.ac (gold_cv_c_random_seed): New configured variable.
11824 (RANDOM_SEED_CFLAGS): New substituted variable.
11825 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11826 * configure: Rebuild.
11827 * Makefile.in: Likewise.
11828 * testsuite/Makefile.in: Likewise.
11829
11830 2008-07-18 Ian Lance Taylor <iant@google.com>
11831
11832 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11833 where we see NAME/NULL and NAME/VERSION as separate symbols.
11834 * testsuite/ver_test_main.cc (main): Call t4.
11835 (t4, t4_2a): Define.
11836 * testsuite/ver_test_2.cc (t4_2): Define.
11837 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11838 * testsuite/ver_test_4.cc (t4_2a): Define.
11839 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11840 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11841
11842 2008-07-17 Ian Lance Taylor <iant@google.com>
11843
11844 * dynobj.cc (Versions::add_def): If we give an error about a
11845 missing version, go ahead and create the version anyhow.
11846
11847 2008-07-10 Ian Lance Taylor <iant@google.com>
11848
11849 Handle output sections with more than 0x7fffffff bytes.
11850 * object.h (class Relobj): Change map_to_output_ to
11851 output_sections_, and just keep a section pointer. Change all
11852 uses. Move comdat group support to Sized_relobj.
11853 (Relobj::is_section_specially_mapped): Remove.
11854 (Relobj::output_section): Remove poff parameter. Change all
11855 callers.
11856 (Relobj::output_section_offset): New function.
11857 (Relobj::set_section_offset): Rewrite.
11858 (Relobj::map_to_output): Remove.
11859 (Relobj::output_sections): New function.
11860 (Relobj::do_output_section_offset): New pure virtual function.
11861 (Relobj::do_set_section_offset): Likewise.
11862 (class Sized_relobj): Add section_offsets_ field. Add comdat
11863 group support from Relobj. Update declarations.
11864 (Sized_relobj::get_output_section_offset): New function.
11865 (Sized_relobj::do_output_section_offset): New function.
11866 (Sized_relobj::do_set_section_offset): New function.
11867 * object.cc (Relobj::output_section_address): Remove.
11868 (Sized_relobj::Sized_relobj): Initialize new fields.
11869 (Sized_relobj::include_section_group): Cast find_kept_object to
11870 Sized_relobj.
11871 (Sized_relobj::include_linkonce_section): Likewise.
11872 (Sized_relobj::do_layout): Use separate arrays for output section
11873 and output offset.
11874 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11875 output_sections.
11876 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11877 output_sections and section_offsets.
11878 (Sized_relobj::write_local_symbols): Likewise.
11879 (map_to_kept_section): Compute output address directly.
11880 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11881 output_sections and section_offsets.
11882 (Sized_relobj::write_sections): Likewise.
11883 (Sized_relobj::relocate_sections): Likewise.
11884 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11885 * output.h (class Output_reloc): Update declarations. Change
11886 u2_.relobj to Sized_relobj*.
11887 (class Output_data_reloc): Change add functions to use
11888 Sized_relobj*.
11889 * output.cc (Output_reloc::Output_reloc): Change relobj to
11890 Sized_relobj*.
11891 (Output_reloc::local_section_offset): Change return type to
11892 Elf_Addr. Use get_output_section_offset.
11893 (Output_reloc::get_address): Likewise.
11894 (Output_section::is_input_address_mapped): Don't call
11895 is_section_specially_mapped.
11896 (Output_section::output_offset): Likewise.
11897 (Output_section::output_address): Likewise.
11898 (Output_section::starting_output_address): Likewise.
11899 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11900 parameter to Sized_relobj*.
11901 (Copy_relocs::need_copy_reloc): Likewise.
11902 (Copy_relocs::save): Likewise.
11903 * copy-relocs.h (class Copy_relocs): Update declarations.
11904 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11905 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11906 * target-reloc.h (relocate_for_relocatable): Change
11907 offset_in_output_section type to Elf_Addr. Change code that uses
11908 it as well.
11909 * layout.cc (Layout::layout): Always set *off.
11910 * mapfile.cc (Mapfile::print_input_section): Use
11911 output_section_offset.
11912 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11913 Sized_relobj*.
11914 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11915 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11916 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11917
11918 2008-07-03 Ian Lance Taylor <iant@google.com>
11919
11920 * layout.cc (Layout::include_section): Do not discard unrecognized
11921 SHT_STRTAB sections.
11922
11923 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11924
11925 * script.cc (Lex::can_continue_name): Make '?' allowable in
11926 version-script names.
11927 * testsuite/version_script.map: Change glob pattern to use '?'
11928
11929 2008-06-30 Manish Singh <yosh@gimp.org>
11930
11931 PR 6585
11932 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11933 Correct typo.
11934
11935 2008-06-30 Ian Lance Taylor <iant@google.com>
11936
11937 PR 6660
11938 PR 6682
11939 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11940 versions]: Don't try to read the value in the contents, since we
11941 don't use it. Use the template endianness when writing.
11942
11943 2008-06-25 Cary Coutant <ccoutant@google.com>
11944
11945 * fileread.cc (File_read::make_view): Assert on zero-length view.
11946 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11947 symbol table when there are no symbols to read.
11948
11949 2008-06-23 Craig Silverstein <csilvers@google.com>
11950
11951 * version.cc (version_string): Bump to 1.7
11952
11953 2008-06-18 Craig Silverstein <csilvers@google.com>
11954
11955 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11956 constant 0xFFFF to type Valtype.
11957 (Powerpc_relocate_functions::rel16_ha): Likewise.
11958
11959 2008-06-17 Ian Lance Taylor <iant@google.com>
11960
11961 * output.h (Output_section::Input_section): Initialize p2align_ to
11962 zero for Output_section_data constructors.
11963 (Output_section::Input_section::addralign): If not an input
11964 section, return the alignment of the Output_section_data.
11965 * testsuite/copy_test.cc: New file.
11966 * testsuite/copy_test_1.cc: New file.
11967 * testsuite/copy_test_2.cc: New file.
11968 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11969 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11970 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11971 (copy_test_1_pic.o, copy_test_1.so): New targets.
11972 (copy_test_2_pic.o, copy_test_2.so): New targets.
11973 * testsuite/Makefile.in: Rebuild.
11974
11975 * script-sections.cc (Script_sections::place_orphan): Initialize
11976 local variable exact.
11977
11978 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11979
11980 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11981
11982 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11983 David S. Miller <davem@davemloft.net>
11984
11985 * powerpc.cc: New file.
11986 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11987 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11988 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11989 * Makefile.in: Rebuild.
11990
11991 2008-06-09 Ian Lance Taylor <iant@google.com>
11992
11993 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11994 <exception>.
11995 (throwing, orig_terminate): New static variables.
11996 (terminate_handler): New static function.
11997 (t2): Set terminate handler.
11998
11999 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12000
12001 PR 6584
12002 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12003 alignment.
12004
12005 2008-05-30 Cary Coutant <ccoutant@google.com>
12006
12007 * archive.cc (Archive::include_all_members) Correct to step
12008 over symbol table and extended name table in thin archives.
12009
12010 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12011
12012 PR 6407
12013 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12014 calculation.
12015
12016 2008-05-28 Caleb Howe <cshowe@google.com>
12017
12018 * reduced_debug_output.cc: New file.
12019 * reduced_debug_output.h: New file.
12020 * options.h (class General_options): Add --strip-debug-non-line.
12021 * options.cc (General_options::finalize): Add strip_debug_non_line
12022 to the strip heirarchy.
12023 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12024 fields.
12025 * layout.cc: Include "reduced_debug_output.h".
12026 (Layout::Layout): Initialize new fields.
12027 (line_only_debug_sections): New static array.
12028 (is_lines_only_debug_sections): New static inline function.
12029 (Layout::include_section): Handle --strip-debug-non-line.
12030 (Layout::make_output_section): If --strip-debug-non-line, build
12031 new output sections for .debug_abbrev and .debug_info.
12032 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12033 gold. Warn about possible overflow.
12034 (read_signed_LEB_128): Likewise.
12035 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12036 (read_signed_LEB_128): Declare.
12037 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12038 (HFILES): Add reduced_debug_output.h.
12039 * Makefile.in: Rebuild.
12040
12041 2008-05-21 Ian Lance Taylor <iant@google.com>
12042
12043 * mapfile.cc: New file.
12044 * mapfile.h: New file.
12045 * options.h (class General_options): Add -M/--print-map and -Map.
12046 * options.cc (General_options::finalize): Make -M equivalent to
12047 -Map -.
12048 * main.cc: Include <cstdio> and "mapfile.h".
12049 (main): Open mapfile if requested.
12050 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12051 constructor. Change caller.
12052 (queue_initial_tasks): Add mapfile parameter. Change caller.
12053 (queue_middle_tasks): Likewise.
12054 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12055 declarations.
12056 * archive.cc: Include "mapfile.h".
12057 (Archive::add_symbols): Add mapfile parameter. Change all
12058 callers. Pass mapfile, symbol, and reason to include_member.
12059 (Archive::include_all_members): Add mapfile parameter. Change all
12060 callers.
12061 (Archive::include_member): Add mapfile, sym, and why parameters.
12062 Change all callers. Report inclusion to map file.
12063 * archive.h: Include "fileread.h".
12064 (class Archive): Update declarations.
12065 (Archive::file): New const method.
12066 (class Add_archive_symbols): Add mapfile_ field. Update
12067 constructor. Change all callers.
12068 * readsyms.h (class Read_symbols): Likewise.
12069 (class Finish_group): Likewise.
12070 (class Read_script): Likewise.
12071 * common.cc: Include "mapfile.h".
12072 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12073 all callers.
12074 (Symbol_table::do_allocate_commons): Likewise.
12075 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12076 symbol allocation to mapfile.
12077 * common.h (class Allocate_commons_task): Add mapfile_ field.
12078 Update constructor. Change all callers.
12079 * symtab.h (class Symbol_table): Update declarations.
12080 * layout.cc: Include "mapfile.h".
12081 (Layout_task_runner::run): Print information to mapfile.
12082 (Layout::create_gold_note): Change Output_data_fixed_space to
12083 Output_data_zero_fill.
12084 (Layout::create_build_id): Likewise.
12085 (Layout::print_to_mapfile): New function.
12086 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12087 constructor. Change caller.
12088 (class Layout): Declare print_to_mapfile.
12089 * output.cc (Output_section::Input_section::print_to_mapfile): New
12090 function.
12091 (Output_section::add_input_section): If producing a map, always
12092 add to input_sections_ list.
12093 (Output_section::do_print_to_mapfile): New function.
12094 (Output_segment::print_sections_to_mapfile): New function.
12095 (Output_segment::print_section_list_to_mapfile): New function.
12096 * output.h: Include "mapfile.h".
12097 (Output_data::print_to_mapfile): New function.
12098 (Output_data::do_print_to_mapfile): New virtual function.
12099 (Output_segment_headers::do_print_to_mapfile): New function.
12100 (Output_file_header::do_print_to_mapfile): New function.
12101 (Output_data_const::do_print_to_mapfile): New function.
12102 (class Output_data_const_buffer): Add map_name_ field. Update
12103 constructor. Change all callers. Add do_print_to_mapfile
12104 function.
12105 (class Output_data_fixed_space): Likewise.
12106 (class Output_data_space): Likewise.
12107 (class Output_data_zero_fill): New class.
12108 (Output_data_strtab::do_print_to_mapfile): New function.
12109 (Output_data_reloc_base::do_print_to_mapfile): New function.
12110 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12111 (Output_data_group::do_print_to_mapfile): New function.
12112 (Output_data_got::do_print_to_mapfile): New function.
12113 (Output_data_dynamic::do_print_to_mapfile): New function.
12114 (Output_symtab_xindex::do_print_to_mapfile): New function.
12115 (class Output_section): Declare do_print_to_mapflie. Declare
12116 print_to_mapfile in Input_section.
12117 (class Output_segment): Declare new functions.
12118 * object.h (Sized_relobj::symbol_count): New function.
12119 * script-sections.cc
12120 (Output_section_element_dot_assignment::set_section_addresses):
12121 Change Output_data_fixed_space to Output_data_zero_fill.
12122 (Output_data_expression::do_print_to_mapfile): New function.
12123 * script.cc (read_input_script): Add mapfile parameter. Change
12124 all callers.
12125 * script.h (read_input_script): Update declaration.
12126 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12127 (Eh_frame::do_print_to_mapfile): New function.
12128 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12129 (Output_merge_string::do_print_to_mapfile): New function.
12130 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12131 function.
12132 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12133 function.
12134 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12135 function.
12136 * Makefile.am (CCFILES): Add mapfile.cc.
12137 (HFILES): Add mapfile.h.
12138 * Makefile.in: Rebuild.
12139
12140 2008-05-19 Ian Lance Taylor <iant@google.com>
12141
12142 * options.h (class General_options): Add -z relro.
12143 * layout.cc (Layout::Layout): Initialize relro_segment_.
12144 (Layout::add_output_section_data): Return the output section.
12145 (Layout::make_output_section): Rcognize relro sections and mark
12146 them appropriately.
12147 (Layout::attach_allocated_section_to_segment): Put relro sections
12148 in a PT_GNU_RELRO segment.
12149 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12150 section as relro.
12151 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12152 PT_TLS segments.
12153 (Layout::linkonce_mapping): Map d.rel.ro.local to
12154 .data.rel.ro.local.
12155 (Layout::output_section_name): Us .data.rel.ro.local for any
12156 section which begins with that.
12157 * layout.h (class Layout): Update add_output_section_data
12158 declaration. Add relro_segment_ field.
12159 * output.cc (Output_section::Output_section): Initialize is_relro_
12160 and is_relro_local_ fields.
12161 (Output_segment::add_output_section): Group relro sections.
12162 (Output_segment::is_first_section_relro): New function.
12163 (Output_segment::maximum_alignment): If there is a relro section,
12164 align the segment to the common page size.
12165 (Output_segment::set_section_addresses): Track whether we are
12166 looking at relro sections. If the last section is a relro
12167 section, align to the common page size.
12168 (Output_segment::set_section_list_addresses): Add in_relro
12169 parameter. Change all callers. Align to the page size when
12170 moving from relro to non-relro section.
12171 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12172 segment.
12173 * output.h (class Output_section): Add is_relro_ and
12174 is_relro_local_ fields.
12175 (Output_section::is_relro): New function.
12176 (Output_section::set_is_relro): New function.
12177 (Output_section::is_relro_local): New function.
12178 (Output_section::set_is_relro_local): New function.
12179 (class Output_segment): Update declarations.
12180 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12181 * sparc.cc (Target_sparc::got_section): Likewise.
12182 * x86_64.cc (Target_x86_64::got_section): Likewise.
12183 * testsuite/relro_test_main.cc: New file.
12184 * testsuite/relro_test.cc: New file.
12185 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12186 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12187 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12188 (relro_test.so, relro_test_pic.o): New targets.
12189 * testsuite/Makefile.in: Rebuild.
12190
12191 2008-05-16 Ian Lance Taylor <iant@google.com>
12192
12193 * output.cc (Output_segment::add_output_section): Remove front
12194 parameter.
12195 * output.h (class Output_segment): Remove
12196 add_initial_output_section and overloaded add_output_section.
12197 Update declaration of remaining add_output_section.
12198 * layout.cc (Layout::create_interp): Call add_output_section
12199 rather than add_initial_output_section.
12200 (Layout::finish_dynamic_section): Likewise.
12201
12202 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12203 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12204 know the dynamic type.
12205 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12206 field. Initialize it in constructor.
12207 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12208 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12209 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12210 reloc.
12211
12212 * output.cc (Output_reloc::get_address): Change return type to
12213 Elf_Addr.
12214 * output.h (class Output_reloc): Update get_address declaration.
12215 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12216 for section addresses.
12217
12218 2008-05-09 Ian Lance Taylor <iant@google.com>
12219
12220 PR 6493
12221 * gold.cc (gold_nomem): Use return value of write.
12222
12223 2008-05-08 Ian Lance Taylor <iant@google.com>
12224
12225 * symtab.c (Symbol::init_base_output_data): Add version
12226 parameter. Change all callers.
12227 (Symbol::init_base_output_segment): Likewise.
12228 (Symbol::init_base_constant): Likewise.
12229 (Symbol::init_base_undefined): Likewise.
12230 (Sized_symbol::init_output_data): Likewise.
12231 (Sized_symbol::init_output_segment): Likewise.
12232 (Sized_symbol::init_constant): Likewise.
12233 (Sized_symbol::init_undefined): Likewise.
12234 (Symbol_table::do_define_in_output_data): If the new symbol has a
12235 version, mark it as the default.
12236 (Symbol_table::do_define_in_output_segment): Likewise.
12237 (Symbol_table::do_define_as_constant): Likewise.
12238 * symtab.h (class Symbol): Update declarations.
12239 (class Sized_symbol): Likewise.
12240 * resolve.cc (Symbol::override_version): New function.
12241 (Symbol::override_base): Call override_version.
12242 (Symbol::override_base_with_special): Likewise.
12243 * testsuite/ver_script_8.script: New file.
12244 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12245 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12246 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12247 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12248
12249 2008-05-06 Ian Lance Taylor <iant@google.com>
12250
12251 PR 6049
12252 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12253 functions.
12254 (class General_options): Remove existing --undefined, and add
12255 --no-undefined instead. Add new --undefined as synonym for -u.
12256 * archive.cc (Archive::add_symbols): Check whether symbol was
12257 named with -u.
12258 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12259 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12260 all uses. Add IS_UNDEFINED. Update declarations to split
12261 different versions of init_base. Declare init_base_undefined.
12262 (Symbol::is_defined): Handle IS_UNDEFINED.
12263 (Symbol::is_undefined): Likewise.
12264 (Symbol::is_weak_undefined): Call is_undefined.
12265 (Symbol::is_absolute): Handle IS_CONSTANT.
12266 (class Sized_symbol): Update declarations to split different
12267 versions of init. Declare init_undefined.
12268 (class Symbol_table): Declare new functions.
12269 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12270 Change all callers.
12271 (Symbol::init_base_output_data): Likewise.
12272 (Symbol::init_base_output_segment): Likewise.
12273 (Symbol::init_base_constant): Likewise.
12274 (Symbol::init_base_undefined): New function.
12275 (Sized_symbol::init_object): Rename from init. Change all
12276 callers.
12277 (Sized_symbol::init_output_data): Likewise.
12278 (Sized_symbol::init_output_segment): Likewise.
12279 (Sized_symbol::init_constant): Likewise.
12280 (Sized_symbol::init_undefined): New function.
12281 (Symbol_table::add_undefined_symbols_from_command_line): New
12282 function.
12283 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12284 function.
12285 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12286 (Symbol::output_section): Likewise.
12287 (Symbol::set_output_section): Likewise.
12288 (Symbol_table::sized_finalize_symbol): Likewise.
12289 (Symbol_table::sized_write_globals): Likewise.
12290 * resolve.cc (Symbol_table::should_override): Likewise.
12291 (Symbol::override_base_with_special): Likewise.
12292
12293 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12294 symbol, change it to have default visibility.
12295 * testsuite/protected_1.cc: New file.
12296 * testsuite/protected_2.cc: New file.
12297 * testsuite/protected_3.cc: New file.
12298 * testsuite/protected_main_1.cc: New file.
12299 * testsuite/protected_main_2.cc: New file.
12300 * testsuite/protected_main_3.cc: New file.
12301 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12302 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12303 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12304 (protected_1.so): New target.
12305 (protected_1_pic.o, protected_2_pic.o): New targets.
12306 (protected_3_pic.o): New target.
12307 (check_PROGRAMS): Add protected_2.
12308 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12309 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12310 * testsuite/Makefile.in: Rebuild.
12311
12312 * options.h (DEFINE_var): Add set_user_set_##varname__.
12313 (DEFINE_bool_alias): New macro.
12314 (class General_options): Define -Bstatic using DEFINE_bool_alias
12315 rather than DEFINE_special. Add --undefined as an alias for -z
12316 defs.
12317 * options.cc (General_options::parse_Bstatic): Remove.
12318
12319 * options.h (class General_options): Add --fatal-warnings.
12320 * main.cc (main): Implement --fatal-warnings.
12321 * errors.h (Errors::warning_count): New function.
12322
12323 * options.h (class General_options): Add -Bsymbolic-functions.
12324 * symtab.h (Symbol::is_preemptible): Check for
12325 -Bsymbolic-functions.
12326
12327 2008-05-05 Ian Lance Taylor <iant@google.com>
12328
12329 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12330 as noVARNAME rather than no-VARNAME.
12331 (class General_options): Add option -z combreloc.
12332 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12333 get_address.
12334 (Output_reloc::sort_before) [SHT_REL]: New function.
12335 (Output_reloc::sort_before) [SHT_RELA]: New function.
12336 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12337 Sort_relocs_comparison.
12338 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12339 parameter. Change all callers.
12340 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12341 sort_relocs parameter. Change all callers.
12342 * output.cc (Output_reloc::get_address): New function, broken out
12343 of write_rel.
12344 (Output_reloc::write_rel): Call it.
12345 (Output_reloc::compare): New function.
12346 (Output_data_reloc_base::do_write): Optionally sort relocs.
12347
12348 * configure.ac: If targ_extra_obj is set, link it in.
12349 * configure.tgt: Initialize all variables.
12350 (x86_64*): Set targ_extra_obj and targ_extra_size.
12351 * configure: Rebuild.
12352
12353 * object.cc (Sized_relobj::include_section_group): Adjust section
12354 indexes read from group data. Build vector to pass to
12355 layout_group.
12356 * layout.cc (Layout::layout_group): Add flags and shndxes
12357 parameters. Remove contents parameter. Change caller. Update
12358 explicit instantiations.
12359 * layout.h (class Layout): Update layout_group declaration.
12360 * output.cc (Output_data_group::Output_data_group): Add flags and
12361 input_shndxes parameters. Remove contents parameter. Change
12362 caller.
12363 (Output_data_group::do_write): Change input_sections_ to
12364 input_shndxes_.
12365 * output.h (class Output_data_group): Update constructor
12366 declaration. Rename input_sections_ to input_shndxes_.
12367 * testsuite/many_sections_test.cc: Add template.
12368
12369 2008-04-30 Cary Coutant <ccoutant@google.com>
12370
12371 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12372
12373 * layout.cc (Layout::include_section): Refactored check for debug
12374 info section.
12375 (Layout::add_comdat): Add new parameters. Change type
12376 of signature parameter. Add object and shndx to signatures table.
12377 (Layout::find_kept_object): New function.
12378 * layout.h: Include <cstring>.
12379 (Layout::is_debug_info_section): New function.
12380 (Layout::add_comdat): Add new parameters.
12381 (Layout::find_kept_object): New function.
12382 (Layout::Kept_section): New struct.
12383 (Layout::Signatures): Change type of map range.
12384 * object.cc (Relobj::output_section_address): New function.
12385 (Sized_relobj::include_section_group): Add new parameters. Change
12386 calls to Layout::add_comdat. Change to build table of kept comdat
12387 groups and table mapping discarded sections to kept sections.
12388 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12389 (Sized_relobj::do_layout): Change calls to include_section_group and
12390 include_linkonce_section.
12391 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12392 value to zero when section is discarded.
12393 (Sized_relobj::map_to_kept_section): New function.
12394 * object.h (Relobj::output_section_address): New function.
12395 (Relobj::Comdat_group): New type.
12396 (Relobj::find_comdat_group): New function.
12397 (Relobj::Comdat_group_table): New type.
12398 (Relobj::Kept_comdat_section): New type.
12399 (Relobj::Kept_comdat_section_table): New type.
12400 (Relobj::add_comdat_group): New function.
12401 (Relobj::set_kept_comdat_section): New function.
12402 (Relobj::get_kept_comdat_section): New function.
12403 (Relobj::comdat_groups_): New field.
12404 (Relobj::kept_comdat_sections_): New field.
12405 (Symbol_value::input_value): Update comment.
12406 (Sized_relobj::map_to_kept_section) New function.
12407 (Sized_relobj::include_linkonce_section): Add new parameter.
12408 * target-reloc.h (Comdat_behavior): New type.
12409 (get_comdat_behavior): New function.
12410 (relocate_section): Add code to map a discarded section to the
12411 corresponding kept section when applying a relocation.
12412
12413 2008-04-30 Craig Silverstein <csilvers@google.com>
12414
12415 * dwarf_reader.cc (next_generation_count): New static var.
12416 (Addr2line_cache_entry): New struct.
12417 (addr2line_cache): New static var.
12418 (Dwarf_line_info::one_addr2line): Added caching.
12419 (Dwarf_line_info::clear_addr2line_cache): New function.
12420 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12421 cache-size parameter.
12422 (Dwarf_line_info::one_addr2line_cache): New function.
12423 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12424 new cache-size argument to one_addr2line(), and clear cache.
12425
12426 2008-04-28 Cary Coutant <ccoutant@google.com>
12427
12428 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12429 R_386_PC8 relocations.
12430
12431 2008-04-23 Ian Lance Taylor <iant@google.com>
12432
12433 * object.cc (Sized_relobj::include_section_group): Check for
12434 invalid section group.
12435
12436 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12437 header size.
12438
12439 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12440 than read for file header.
12441 * archive.cc (Archive::include_member): Likewise.
12442
12443 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12444
12445 * aclocal.m4: Regenerate.
12446 * configure: Regenerate.
12447
12448 2008-04-19 Ian Lance Taylor <iant@google.com>
12449
12450 * version.cc (version_string): Bump to 1.6.
12451
12452 * testsuite/Makefile.am (many_sections_r_test): New target.
12453 (many_sections_r_test_SOURCES): Remove.
12454 (many_sections_r_test_DEPENDENCIES): Remove.
12455 (many_sections_r_test_LDFLAGS): Remove.
12456 (many_sections_r_test_LDADD): Remove.
12457
12458 * object.cc (Sized_relobj::do_add_symbols): Always pass
12459 local_symbol_count_ to add_from_relobj.
12460
12461 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12462 every thousand variables.
12463 * testsuite/Makefile.in: Rebuild.
12464
12465 * object.cc (Xindex::initialize_symtab_xindex): New function.
12466 (Xindex::read_symtab_xindex): New function.
12467 (Xindex::sym_xindex_to_shndx): New function.
12468 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12469 available.
12470 (Sized_relobj::do_initialize_xindex): New function.
12471 (Sized_relobj::do_read_symbols): Adjust section links.
12472 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12473 parameter. Change all callers.
12474 (Sized_relobj::include_section_group): Adjust section links and
12475 symbol section indexes.
12476 (Sized_relobj::do_layout): Adjust section links.
12477 (Sized_relobj::do_count_local_symbols): Adjust section links and
12478 symbol section indexes.
12479 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12480 ordinary and special symbols.
12481 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12482 dynsym_xindex parameters. Change all callers. Adjust section
12483 links. Use SHN_XINDEX when needed.
12484 (Sized_relobj::get_symbol_location_info): Adjust section links.
12485 Don't get fooled by special symbols.
12486 * object.h (class Xindex): Define.
12487 (class Object): Add xindex_ parameter. Declare virtual functoin
12488 do_initialize_xindex.
12489 (Object::adjust_sym_shndx): New function.
12490 (Object::set_xindex): New protected function.
12491 (class Symbol_value): Add is_ordinary_shndx_ field.
12492 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12493 (Symbol_value::value): Assert ordinary section.
12494 (Symbol_value::initialize_input_to_output_map): Likewise.
12495 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12496 Change all callers.
12497 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12498 all callers.
12499 (class Sized_relobj): Update declarations.
12500 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12501 parameter. Change all callers.
12502 (Sized_relobj::adjust_shndx): New function.
12503 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12504 field.
12505 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12506 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12507 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12508 (Sized_dynobj::read_dynsym_section): Adjust section links.
12509 (Sized_dynobj::read_dynamic): Likewise.
12510 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12511 section links.
12512 (Sized_dynobj::do_initialize_xindex): New function.
12513 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12514 do_initialize_xindex.
12515 (Sized_dynobj::adjust_shndx): New function.
12516 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12517 dynsym_xindex_ fields.
12518 (Layout::finalize): Add a call to set_section_indexes before
12519 creating the symtab sections.
12520 (Layout::set_section_indexes): Don't do anything if the section
12521 already has a section index.
12522 (Layout::create_symtab_sections): Add shnum parameter. Change
12523 caller. Create .symtab_shndx section if needed.
12524 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12525 caller.
12526 (Layout::allocated_output_section_count): New function.
12527 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12528 needed.
12529 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12530 fields. Update declarations.
12531 (Layout::symtab_xindex): New function.
12532 (Layout::dynsym_xindex): New function.
12533 (class Write_symbols_task): Add layout_ field.
12534 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12535 Change caller.
12536 * output.cc (Output_section_headers::Output_section_headers): Add
12537 shstrtab_section parameter. Change all callers.
12538 (Output_section_headers::do_sized_write): Store overflow values
12539 for section count and section string table section index in
12540 section header zero.
12541 (Output_file_header::do_sized_write): Check for overflow of
12542 section count and section string table section index.
12543 (Output_symtab_xindex::do_write): New function.
12544 (Output_symtab_xindex::endian_do_write): New function.
12545 * output.h (class Output_section_headers): Add shstrtab_section_.
12546 Update declarations.
12547 (class Output_symtab_xindex): Define.
12548 (Output_section::has_out_shndx): New function.
12549 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12550 field.
12551 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12552 Change all callers.
12553 (Sized_symbol::init): Likewise.
12554 (Symbol::output_section): Check for ordinary symbol.
12555 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12556 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12557 callers.
12558 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12559 Change all callers. Simplify handling of symbols from sections
12560 not included in the link.
12561 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12562 distinction.
12563 (Weak_alias_sorter::operator()): Assert that symbols are
12564 ordinary.
12565 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12566 distinction.
12567 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12568 parameters. Change all callers.
12569 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12570 symbol distinction. Use SHN_XINDEX when needed.
12571 (Symbol_table::write_section_symbol): Add symtab_xindex
12572 parameter. Change all callers.
12573 (Symbol_table::sized_write_section_symbol): Likewise. Use
12574 SHN_XINDEX when needed.
12575 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12576 declarations.
12577 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12578 (Symbol::is_defined): Check is_ordinary.
12579 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12580 (Symbol::is_absolute, Symbol::is_common): Likewise.
12581 (class Sized_symbol): Update declarations.
12582 (class Symbol_table): Update declarations.
12583 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12584 parameters. Change all callers.
12585 (Sized_symbol::override): Likewise.
12586 (Symbol_table::override): Likewise.
12587 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12588 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12589 is_ordinary, and orig_st_shndx parameters. Change all callers.
12590 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12591 to be in an ordinary section.
12592 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12593 object and is_ordinary parameters. Change all callers.
12594 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12595 Change all callers. Don't add undefined or non-ordinary symbols
12596 to reloc_map_.
12597 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12598 Change all callers.
12599 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12600 declarations.
12601 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12602 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12603 (Sized_relobj::relocate_sections): Likewise.
12604 * target-reloc.h (scan_relocs): Adjust section symbol index.
12605 (scan_relocatable_relocs): Likewise.
12606 * i386.cc (Scan::local): Check for ordinary symbols.
12607 * sparc.cc (Scan::local): Likewise.
12608 * x86_64.cc (Scan::local): Likewise.
12609 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12610 to symbol_section_and_value.
12611 * testsuite/many_sections_test.cc: New file.
12612 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12613 (check_PROGRAMS): Add many_sections_test.
12614 (many_sections_test_SOURCES): Define.
12615 (many_sections_test_DEPENDENCIES): Define.
12616 (many_sections_test_LDFLAGS): Define.
12617 (BUILT_SOURCES): Add many_sections_define.h.
12618 (many_sections_define.h): New target.
12619 (BUILT_SOURCES): Add many_sections_check.h.
12620 (many_sections_check.h): New target.
12621 (check_PROGRAMS): Add many_sections_r_test.
12622 (many_sections_r_test_SOURCES): Define.
12623 (many_sections_r_test_DEPENDENCIES): Define.
12624 (many_sections_r_test_LDFLAGS): Define.
12625 (many_sections_r_test_LDADD): Define.
12626 (many_sections_r_test.o): New target.
12627 * testsuite/Makefile.in: Rebuild.
12628
12629 2008-04-17 Cary Coutant <ccoutant@google.com>
12630
12631 * errors.cc (Errors::info): New function.
12632 (gold_info): New function.
12633 * errors.h (Errors::info): New function.
12634 * gold.h (gold_info): New function.
12635 * object.cc (Input_objects::add_object): Print trace output.
12636 * options.cc (options::parse_set): New function.
12637 (General_options::parse_wrap): Deleted.
12638 (General_options::General_options): Deleted initializer.
12639 * options.h (options::String_set): New typedef.
12640 (options::parse_set): New function.
12641 (DEFINE_set): New macro.
12642 (General_options::wrap): Changed to use DEFINE_set. Changed
12643 callers of any_wrap_symbols and is_wrap_symbol.
12644 (General_options::trace, General_options::trace_symbol):
12645 New options.
12646 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12647 (General_options::wrap_symbols_): Deleted.
12648 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12649
12650 2008-04-17 David S. Miller <davem@davemloft.net>
12651
12652 * options.cc (General_options::parse_V): New function.
12653 * options.h: Add entries for -V and -Qy.
12654
12655 2008-04-17 Ian Lance Taylor <iant@google.com>
12656
12657 * common.cc (Symbol_table::allocate_commons): Remove options
12658 parameter. Change caller.
12659 (Symbol_table::do_allocate_commons): Remove options parameter.
12660 Change caller. Just call do_allocate_commons_list twice.
12661 (Symbol_table::do_allocate_commons_list): New function, broken out
12662 of do_allocate_commons.
12663 * common.h (class Allocate_commons_task): Remove options_ field.
12664 Update constructor.
12665 * symtab.cc (Symbol_table::Symbol_table): Initialize
12666 tls_commons_.
12667 (Symbol_table::add_from_object): Put TLS common symbols on
12668 tls_commons_ list.
12669 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12670 which are IN_OUTPUT_DATA.
12671 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12672 allocate_commons and do_allocate_commons declarations. Declare
12673 do_allocate_commons_list.
12674 * gold.cc (queue_middle_tasks): Update creation of
12675 Allocate_commons_task to not pass options.
12676 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12677 (TLS_TEST_C_FLAGS): New variable.
12678 (tls_test_c_pic.o): New target.
12679 (tls_test_shared.so): Link in tls_test_c_pic.o.
12680 (tls_test_c_pic_ie.o): New target.
12681 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12682 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12683 (tls_test_c.o): New target.
12684 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12685 (tls_pic_test_LDADD): Likewise.
12686 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12687 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12688 (tls_test_c_gnu2.o): New target.
12689 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12690 tls_test_c_gnu2.o.
12691 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12692 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12693 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12694 * testsuite/tls_test.cc: Include "config.h".
12695 (t_last): Call t11_last.
12696 * testsuite/tls_test.h (t11, t11_last): Declare.
12697 * testsuite/tls_test_c.c: New file.
12698 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12699 * configure.ac: Check for OpenMP support.
12700 * configure, config.in, Makefile.in: Rebuild.
12701 * testsuite/Makefile.in: Rebuild.
12702
12703 2008-04-16 Cary Coutant <ccoutant@google.com>
12704
12705 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12706 (Target_i386::tls_base_symbol_defined_): New field.
12707 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12708 (Target_i386::Scan::global): Likewise.
12709 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12710 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12711 (Target_x86_64::tls_base_symbol_defined_): New field.
12712 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12713 (Target_x86_64::Scan::global): Likewise.
12714
12715 2008-04-16 Cary Coutant <ccoutant@google.com>
12716
12717 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12718 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12719 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12720 building shared libraries.
12721 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12722 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12723 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12724 * testsuite/Makefile.in: Rebuild.
12725 * testsuite/weak_undef.h: New file.
12726 * testsuite/weak_undef_file1.cc: Add extra test cases.
12727 * testsuite/weak_undef_file2.cc: Likewise.
12728 * testsuite/weak_undef_test.cc: Likewise.
12729
12730 2008-04-16 David S. Miller <davem@davemloft.net>
12731
12732 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12733 Add issued_non_pic_error_ field. Declare check_non_pic.
12734 (Target_sparc::Scan::check_non_pic): New function.
12735 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12736 (Target_sparc::Scan::global): Likewise.
12737
12738 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12739 * configure: Rebuild.
12740
12741 * options.h (DEFINE_enable): New macro.
12742 (new_dtags): New enable option.
12743 (initfirst, interpose, loadfltr, nodefaultlib,
12744 nodelete, nodlopen, nodump): New -z options.
12745 * layout.cc (Layout:finish_dynamic_section): If new
12746 dtags enabled, emit DT_RUNPATH. Also, emit a
12747 DT_FLAGS_1 containing any specified -z flags.
12748
12749 2008-04-16 Ian Lance Taylor <iant@google.com>
12750
12751 * copy-relocs.cc: New file.
12752 * copy-relocs.h: New file.
12753 * reloc.cc: Remove Copy_relocs code.
12754 * reloc.h: Likewise.
12755 * reloc-types.h (struct Reloc_types) [both versions]: Add
12756 get_reloc_addend_noerror.
12757 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12758 variants of add_global which take an addend which must be zero.
12759 * i386.cc: Include "copy-relocs.h".
12760 (class Target_i386): Change type of copy_relocs_ to variable,
12761 update initializer.
12762 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12763 Change all callers.
12764 (Target_i386::do_finalize_sections): Change handling of
12765 copy_relocs_.
12766 * sparc.cc: Include "copy-relocs.h".
12767 (class Target_sparc): Change type of copy_relocs_ to variable,
12768 update initializer.
12769 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12770 Change all callers.
12771 (Target_sparc::do_finalize_sections): Change handling of
12772 copy_relocs_.
12773 * x86_64.cc: Include "copy-relocs.h".
12774 (class Target_x86_64): Change type of copy_relocs_ to variable,
12775 update initializer.
12776 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12777 class. Change all callers.
12778 (Target_x86_64::do_finalize_sections): Change handling of
12779 copy_relocs_.
12780 * Makefile.am (CCFILES): Add copy-relocs.cc.
12781 (HFILES): Add copy-relocs.h.
12782
12783 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12784
12785 * testsuite/script_test_4.sh: Permit leading zeroes.
12786
12787 2008-04-15 Ian Lance Taylor <iant@google.com>
12788
12789 * script-sections.cc (Script_sections::create_segments): Use
12790 header_size_adjustment even when there is enough room for the
12791 headers.
12792 * testsuite/script_test_4.sh: New file.
12793 * testsuite/script_test_4.t: New file.
12794 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12795 (check_DATA): Add script_test_4.stdout.
12796 (MOSTLYCLEANFILES): Likewise.
12797 (script_test_4): New target.
12798 (script_test_4.stdout): New target.
12799 * testsuite/Makefile.in: Rebuild.
12800
12801 * sparc.cc: Add definitions for Output_data_plt_sparc class
12802 constants.
12803
12804 2008-04-14 David S. Miller <davem@davemloft.net>
12805
12806 * sparc.cc: New file.
12807 * Makefile.am (TARGETSOURCES): Add sparc.cc
12808 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12809 * configure.tgt: Document targ_extra_size and
12810 targ_extra_big_endian. Add entries for sparc-* and
12811 sparc64-*.
12812 * configure.ac: Handle targ_extra_size and
12813 targ_extra_big_endian.
12814 * Makefile.in: Rebuild.
12815 * configure: Likewise.
12816 * po/POTFILES.in: Likewise.
12817 * po/gold.pot: Likewise.
12818
12819 2008-04-14 Ian Lance Taylor <iant@google.com>
12820
12821 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12822 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12823 in the name/type/flags to section mapping. Don't call
12824 allocate_output_section.
12825 (Layout::choose_output_section): Change parameter from adjust_name
12826 to is_input_section. Don't permit input sections after sections
12827 are attached to segments. Don't call allocate_output_section.
12828 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12829 not write_enable_output_section.
12830 (Layout::make_output_section): Don't push to
12831 unattached_section_list_ nor call attach_to_segment. Call
12832 attach_section_to_segment if sections are attached.
12833 (Layout::attach_sections_to_segments): New function.
12834 (Layout::attach_section_to_segment): New function.
12835 (Layout::attach_allocated_section_to_segment): Rename from
12836 attach_to_segment. Remove flags parameter.
12837 (Layout::allocate_output_section): Remove function.
12838 (Layout::write_enable_output_section): Remove function.
12839 * layout.h (class Layout): Update for above changes. Add new
12840 field sections_are_attached_.
12841 * output.h (Output_section::update_flags_for_input_section): New
12842 function.
12843 * output.cc (Output_section::add_input_section): Call
12844 update_flags_for_input_section.
12845 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12846
12847 2008-04-11 Cary Coutant <ccoutant@google.com>
12848
12849 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12850 thought unnecessary.
12851 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12852
12853 2008-04-11 Ian Lance Taylor <iant@google.com>
12854
12855 * output.h (class Output_section_data): Remove inline definition
12856 of set_addralign.
12857 * output.cc (Output_section_data::set_addralign): New function.
12858
12859 2008-04-11 Cary Coutant <ccoutant@google.com>
12860
12861 Add support for TLS descriptors for i386 and x86_64.
12862 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12863 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12864 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12865 GOT_TYPE_TLS_DESC.
12866 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12867 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12868 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12869 relocations.
12870 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12871 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12872 Fix problem with initial-exec relocations.
12873 (Target_i386::Relocate::relocate_tls): Likewise.
12874 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12875 relaxation.
12876 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12877 support for section-plus-offset dynamic table entries.
12878 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12879 (Output_data_dynamic::Dynamic_entry): Add support for
12880 section-plus-offset dynamic table entries.
12881 (Output_data_dynamic::Classification): Likewise.
12882 (Output_data_dynamic::classification_): Renamed offset_.
12883 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12884 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12885 (Target_x86_64::make_plt_section): New function.
12886 (Target_x86_64::reserve_tlsdesc_entries): New function.
12887 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12888 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12889 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12890 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12891 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12892 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12893 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12894 add extra PLT entry for TLS descriptors.
12895 (Output_data_plt_x86_64::got_): New field.
12896 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12897 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12898 fields.
12899 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12900 descriptors.
12901 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12902 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12903 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12904 R_386_TLS_DESC_CALL relocations.
12905 (Target_x86_64::Scan::global): Likewise.
12906 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12907 for TLS descriptors.
12908 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12909 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12910 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12911 GD-to-IE relaxation.
12912 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12913 and TLS_DESCRIPTORS.
12914 * Makefile.in: Rebuild.
12915 * configure: Rebuild.
12916 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12917 (tls_test_shared2.so): New target.
12918 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12919 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12920 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12921 (tls_shared_gd_to_ie_test_LDADD): New variable.
12922 (tls_shared_gnu2_gd_to_ie_test): New target.
12923 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12924 New targets.
12925 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12926 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12927 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12928 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12929 (tls_shared_gnu2_test): New target.
12930 (tls_test_gnu2_shared.so): New target.
12931 (tls_shared_gnu2_test_SOURCES): New variable.
12932 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12933 (tls_shared_gnu2_test_LDFLAGS): New variable.
12934 (tls_shared_gnu2_test_LDADD): New variable.
12935 * testsuite/Makefile.in: Rebuild.
12936 * testsuite/Makefile.
12937
12938 2008-04-11 Ian Lance Taylor <iant@google.com>
12939
12940 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12941 justsyms.t.
12942 * testsuite/Makefile.in: Rebuild.
12943
12944 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12945 long.
12946 * testsuite/script_test_2.cc (main): Adjust test.
12947
12948 2008-04-11 David S. Miller <davem@davemloft.net>
12949 Ian Lance Taylor <iant@google.com>
12950
12951 * options.h (General_options): Add entries for '-Y' and
12952 '-relax'.
12953 * options.cc (General_options:finalize): If -Y was used, add those
12954 entries to the library path instead of the default "/lib" and
12955 "/usr/lib".
12956
12957 2008-04-11 David S. Miller <davem@davemloft.net>
12958
12959 * testsuite/justsyms.t: Start at 0x100.
12960 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12961 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12962 long.
12963 * testsuite/script_test_2.cc: Adjust string and section length
12964 checks.
12965
12966 2008-04-09 Ian Lance Taylor <iant@google.com>
12967
12968 PR gold/5996
12969 * script-sections.cc (Sections_element::allocate_to_segment): Add
12970 orphan parameter.
12971 (Output_section_definition::allocate_to_segment): Likewise.
12972 (Orphan_output_section::allocate_to_segment): Likewise.
12973 (Script_sections::attach_sections_using_phdrs_clause): Don't
12974 propagate non-PT_LOAD segments to orphan sections.
12975 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12976 readelf rather than objdump.
12977 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12978 .interp section and PT_INTERP segment are the same size.
12979 * testsuite/Makefile.in: Rebuild.
12980
12981 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12982 aliases for symbols defined in the same object.
12983 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12984 (weak_alias_test_SOURCES): New variable.
12985 (weak_alias_test_DEPENDENCIES): New variable.
12986 (weak_alias_test_LDFLAGS): New variable.
12987 (weak_alias_test_LDADD): New variable.
12988 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12989 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12990 (weak_alias_test_3.o): New target.
12991 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12992 * testsuite/weak_alias_test_main.cc: New file.
12993 * testsuite/weak_alias_test_1.cc: New file.
12994 * testsuite/weak_alias_test_2.cc: New file.
12995 * testsuite/weak_alias_test_3.cc: New file.
12996
12997 2008-04-08 Ian Lance Taylor <iant@google.com>
12998
12999 * options.h (class General_options): Add --noinhibit-exec option.
13000 * main.cc (main): Check --noinhibit-exec.
13001
13002 * options.h (class General_options): Define --wrap as a special
13003 option. Add wrap_symbols_ field.
13004 (General_options::any_wrap_symbols): New function.
13005 (General_options::is_wrap_symbol): New function.
13006 * options.cc (General_options::parse_wrap): New function.
13007 (General_options::General_options): Initialize wrap_symbols_.
13008 * symtab.cc (Symbol_table::wrap_symbol): New function.
13009 (Symbol_table::add_from_object): Handle --wrap.
13010 * symtab.h (class Symbol_table): Declare wrap_symbol.
13011 * target.h (Target::wrap_char): New function.
13012 (Target::Target_info): Add wrap_char field.
13013 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13014 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13015 * testsuite/testfile.cc (Target_test::test_target_info):
13016 Likewise.
13017
13018 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13019 there is one.
13020
13021 * layout.h (class Layout): Add added_eh_frame_data_ field.
13022 * layout.cc (Layout::Layout): Initialize new field.
13023 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13024 output section until we find a section we merged successfully.
13025 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13026 that the size be non-zero.
13027
13028 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13029 qualifier.
13030
13031 2008-04-08 Craig Silverstein <csilvers@google.com>
13032
13033 * configure.ac: Export new conditional variable HAVE_ZLIB.
13034 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13035 on HAVE_ZLIB.
13036 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13037 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13038
13039 2008-04-07 Ian Lance Taylor <iant@google.com>
13040
13041 * version.cc (version_string): Set to "1.5".
13042
13043 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13044 Add issued_non_pic_error_ field. Declare check_non_pic.
13045 (Target_x86_64::Scan::check_non_pic): New function.
13046 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13047 (Target_x86_64::Scan::global): Likewise.
13048
13049 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13050 addend parameter. Change caller. Handle merge sections.
13051 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13052 Address to Addend. Don't add in the result of
13053 local_section_offset, pass down the addend and use the returned
13054 value.
13055 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13056 Update declarations of local_section_offset and symbol_value.
13057 * testsuite/two_file_test_1.cc (t18): New function.
13058 * testsuite/two_file_test_2.cc (f18): New function.
13059 * testsuite/two_file_test_main.cc (main): Call t18.
13060 * testsuite/two_file_test.h (t18, f18): Declare.
13061
13062 * configure.ac: Don't test for objdump, c++filt, or readelf.
13063 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13064 conditionals.
13065 (TEST_READELF): New variable.
13066 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13067 (check_PROGRAMS): Add two_file_strip_test.
13068 (two_file_strip_test): New target.
13069 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13070 (two_file_same_shared_strip_test_SOURCES): New variable.
13071 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13072 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13073 (two_file_same_shared_strip_test_LDADD): New variable.
13074 (two_file_shared_strip.so): New target.
13075 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13076 (ver_test_5.syms, ver_test_7.syms): Likewise.
13077 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13078 (strip_test_3.stdout): Use TEST_OBJDUMP.
13079 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13080
13081 2008-04-04 Cary Coutant <ccoutant@google.com>
13082
13083 * symtab.h (Symbol::is_weak_undefined): New function.
13084 (Symbol::is_strong_undefined): New function.
13085 (Symbol::is_absolute): New function.
13086 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13087 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13088 absolute symbols.
13089 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13090 (weak_undef_test): New target.
13091 * testsuite/Makefile.in: Rebuild.
13092 * testsuite/weak_undef_file1.cc: New file.
13093 * testsuite/weak_undef_file2.cc: New file.
13094 * testsuite/weak_undef_test.cc: New file.
13095
13096 2008-04-03 Craig Silverstein <csilvers@google.com>
13097
13098 * compressed_output.h (class Output_compressed_section): Use
13099 unsigned buffer.
13100 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13101 add zlib header.
13102 (zlib_compressed_suffix): Removed.
13103 (Output_compressed_section::set_final_data_size): Use unsigned
13104 buffers.
13105 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13106 Fix linker invocation.
13107 (flagstest_o_specialfile_and_compress_debug_sections):
13108 Likewise.
13109 * testsuite/Makefile.in: Regenerated.
13110
13111 2008-04-02 David S. Miller <davem@davemloft.net>
13112
13113 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13114 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13115
13116 2008-04-02 Craig Silverstein <csilvers@google.com>
13117
13118 * TODO: New file.
13119
13120 2008-04-02 Ian Lance Taylor <iant@google.com>
13121
13122 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13123 parameters. Update for new key type to views_. Change all
13124 callers.
13125 (File_read::read): Adjust for byteshift in returned view.
13126 (File_read::add_view): New function, broken out of
13127 find_and_make_view.
13128 (File_read::make_view): New function, broken out of
13129 find_and_make_view.
13130 (File_read::find_or_make_view): Add offset and aligned
13131 parameters. Rewrite accordingly. Change all callers.
13132 (File_read::get_view): Add offset and aligned parameters. Adjust
13133 for byteshift in return value.
13134 (File_read::get_lasting_view): Likewise.
13135 * fileread.h (class File_read): Update declarations.
13136 (class File_read::View): Add byteshift_ field. Add byteshift to
13137 constructor. Add byteshift method.
13138 * archive.h (Archive::clear_uncached_views): New function.
13139 (Archive::get_view): Add aligned parameter. Change all callers.
13140 * object.h (Object::get_view): Add aligned parameter. Change all
13141 callers.
13142 (Object::get_lasting_view): Likewise.
13143
13144 * fileread.cc (File_read::release): Don't call clear_views if
13145 there are multiple objects.
13146 * fileread.h (File_read::clear_uncached_views): New function.
13147 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13148 on the archive.
13149
13150 2008-03-31 Cary Coutant <ccoutant@google.com>
13151
13152 Add thin archive support.
13153 * archive.cc (Archive::armagt): New const.
13154 (Archive::setup): Remove task parameter and calls to unlock.
13155 (Archive::unlock_nested_archives): New function.
13156 (Archive::read_header): Add nested_off parameter. Change
13157 all callers.
13158 (Archive::interpret_header): Likewise.
13159 (Archive::include_all_members): Change to handle thin
13160 archives.
13161 (Archive::include_member): Likewise.
13162 * archive.h (Archive::Archive): Add new parameters and
13163 initializers.
13164 (Archive::armagt): New const.
13165 (Archive::setup): Remove task parameter.
13166 (Archive::unlock_nested_archives): New function.
13167 (Archive::read_header): Add nested_off parameter.
13168 (Archive::interpret_header): Likewise.
13169 (Archive::Nested_archive_table): New typedef.
13170 (Archive::is_thin_archive_): New field.
13171 (Archive::nested_archives_): New field.
13172 (Archive::options_): New field.
13173 (Archive::dirpath_): New field.
13174 (Archive::task_): New field.
13175 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13176 for thin archives. Pass additional parameters to
13177 Archive::Archive. Unlock the archive file after calling
13178 Archive::setup.
13179
13180 2008-03-29 Ian Lance Taylor <iant@google.com>
13181
13182 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13183 version symbol to be local.
13184 * testsuite/ver_test_4.sh: New file.
13185 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13186 (check_DATA): Add ver_test_4.syms.
13187 (ver_test_4.syms): New target.
13188 * testsuite/Makefile.in: Rebuild.
13189
13190 * output.cc
13191 (Output_section::Input_section_sort_entry::has_priority): New
13192 function.
13193 (Output_section::Input_section_sort_entry::match_file_name): New
13194 function.
13195 (Output_section::Input_section_sort_entry::match_section_name):
13196 Remove.
13197 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13198 Remove.
13199 (Output_section::Input_section_sort_entry::match_section_file):
13200 Remove.
13201 (Output_section::Input_section_sort_compare::operator()): Rewrite
13202 using new Input_section_sort_entry functions. Sort crtbegin and
13203 crtend first. Sort sections with no priority before sections with
13204 a priority.
13205 * testsuite/initpri1.c (d3): Check j != 4.
13206 (cd5): New constructor/destructor function.
13207 (main): Check j != 2.
13208
13209 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13210 new symbol when resolving, don't call set_is_default.
13211 * testsuite/ver_test_7.cc: New file.
13212 * testsuite/ver_test_7.sh: New file.
13213 * testsuite/Makefile.am (ver_test_7.so): New target.
13214 (ver_test_7.o): New target.
13215 (check_SCRIPTS): Add ver_test_7.sh.
13216 (check_DATA): Add ver_test_7.syms.
13217 (ver_test_7.syms): New target.
13218
13219 2008-03-28 Ian Lance Taylor <iant@google.com>
13220
13221 * layout.cc (Layout::layout): If we see an input section with a
13222 name that needs sorting, set the must_sort flag for the output
13223 section.
13224 (Layout::make_output_section): If the name of the output section
13225 indicates that it might require sorting, set the may_sort flag.
13226 * output.h (Output_section::may_sort_attached_input_sections): New
13227 function.
13228 (Output_section::set_may_sort_attached_input_sections): New
13229 function.
13230 (Output_section::must_sort_attached_input_sections): New
13231 function.
13232 (Output_section::set_must_sort_attached_input_sections): New
13233 function.
13234 (class Output_section): Declare Input_section_sort_entry. Define
13235 Input_section_sort_compare. Declare
13236 sort_attached_input_sections. Add new fields:
13237 may_sort_attached_input_sections_,
13238 must_sort_attached_input_sections_,
13239 attached_input_sections_are_sorted_.
13240 * output.cc (Output_section::Output_section): Initialize new
13241 fields.
13242 (Output_section::add_input_section): Add an entry to
13243 input_sections_ if may_sort or must_sort are true.
13244 (Output_section::set_final_data_size): Call
13245 sort_attached_input_sections if necessary.
13246 (Output_section::Input_section_sort_entry): Define new class.
13247 (Output_section::Input_section_sort_compare::operator()): New
13248 function.
13249 (Output_section::sort_attached_input_sections): New function.
13250 * configure.ac: Check whether the compiler supports constructor
13251 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13252 * testsuite/initpri1.c: New file.
13253 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13254 CONSTRUCTOR_PRIORITY.
13255 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13256 (initpri1_LDFLAGS): New variable.
13257 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13258
13259 2008-03-27 Ian Lance Taylor <iant@google.com>
13260
13261 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13262 * testsuite/common_test_1.c: New file.
13263 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13264 (common_test_1_SOURCES): New variable.
13265 (common_test_1_DEPENDENCIES): New variable.
13266 (common_test_1_LDFLAGS): New variable.
13267
13268 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13269 and commons_ correctly when NAME/VERSION does not override
13270 NAME/NULL.
13271 * testsuite/ver_test_6.c: New file.
13272 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13273 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13274 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13275
13276 2008-03-26 Ian Lance Taylor <iant@google.com>
13277
13278 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13279 of an undefined symbol from a version script.
13280 * testsuite/Makefile.am (ver_test_5.so): New target.
13281 (ver_test_5.o): New target.
13282 (check_SCRIPTS): Add ver_test_5.sh.
13283 (check_DATA): Add ver_test_5.syms.
13284 (ver_test_5.syms): New target.
13285 * testsuite/ver_test_5.cc: New file.
13286 * testsuite/ver_test_5.script: New file.
13287 * testsuite/ver_test_5.sh: New file.
13288 * Makefile.in, testsuite/Makefile.in: Rebuild.
13289
13290 PR gold/5986
13291 Fix problems building gold with gcc 4.3.0.
13292 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13293 (gold_error_at_location, gold_warning_at_location): Use it.
13294 * configure.ac: Check whether we can compile and use a template
13295 function with a printf attribute.
13296 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13297 when jumping over bytes.
13298 * object.cc: Instantiate Object::read_section_data.
13299 * debug.h: Include <cstring>
13300 * dwarf_reader.cc: Include <algorithm>
13301 * main.cc: Include <cstring>.
13302 * options.cc: Include <cstring>.
13303 * output.cc: Include <cstring>.
13304 * script.cc: Include <cstring>.
13305 * script.h: Include <string>.
13306 * symtab.cc: Include <cstring> and <algorithm>.
13307 * target-select.cc: Include <cstring>.
13308 * version.cc: Include <string>.
13309 * testsuite/testmain.cc: Include <cstdlib>.
13310 * configure, config.in: Rebuild.
13311
13312 2008-03-25 Ian Lance Taylor <iant@google.com>
13313
13314 * options.cc: Include "../bfd/bfdver.h".
13315 (options::help): Print bug reporting address.
13316
13317 * version.cc (print_version): Adjust output for current value of
13318 BFD_VERSION_STRING.
13319
13320 * NEWS: New file.
13321
13322 * options.cc (options::help): Print list of supported targets.
13323 * target-select.h: Include <vector>.
13324 (class Target_selector): Make machine_, size_, and is_big_endian_
13325 fields const. Add bfd_name_ and instantiated_target_ fields.
13326 (Target_selector::Target_selector): Add bfd_name parameter.
13327 (Target_selector::recognize): Make non-virtual, call
13328 do_recognize.
13329 (Target_selector::recognize_by_name): Make non-virtual, call
13330 do_recognize_by_name.
13331 (Target_selector::supported_names): New function.
13332 (Target_selector::bfd_name): New function.
13333 (Target_selector::do_instantiate_target): New pure virtual
13334 function.
13335 (Target_selector::do_recognize): New virtual function.
13336 (Target_selector::do_recognize_by_name): New virtual function.
13337 (Target_selector::instantiate_target): New private function.
13338 (supported_target_names): Declare.
13339 * target-select.cc (Target_selector::Target_selector): Update for
13340 new parameter and fields.
13341 (select_target_by_name): Check that the name matches before
13342 calling recognize_by_name.
13343 (supported_target_names): New function.
13344 * i386.cc (class Target_selector_i386): Update Target_selector
13345 constructor call. Remove recognize and recognize_by_name. Add
13346 do_instantiate_target.
13347 * x86_64.cc (class Target_selector_x86_64): Likewise.
13348 * testsuite/testfile.cc (class Target_selector_test): Update for
13349 changes to Target_selector.
13350
13351 * README: Rewrite, with some notes on unsupported features.
13352
13353 2008-03-24 Cary Coutant <ccoutant@google.com>
13354
13355 * i386.cc (Target_i386::Got_type): New enum declaration.
13356 (Target_i386::Scan::local): Updated callers of Output_data_got
13357 member functions.
13358 (Target_i386::Scan::global): Likewise.
13359 (Target_i386::Relocate::relocate): Likewise.
13360 (Target_i386::Relocate::relocate_tls): Likewise.
13361 * object.h (Got_offset_list): New class.
13362 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13363 (Sized_relobj::local_got_offset): Likewise.
13364 (Sized_relobj::set_local_got_offset): Likewise.
13365 (Sized_relobj::local_has_tls_got_offset): Removed.
13366 (Sized_relobj::local_tls_got_offset): Removed.
13367 (Sized_relobj::set_local_tls_got_offset): Removed.
13368 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13369 * output.cc (Output_data_got::add_global): Added got_type parameter.
13370 (Output_data_got::add_global_with_rel): Likewise.
13371 (Output_data_got::add_global_with_rela): Likewise.
13372 (Output_data_got::add_global_pair_with_rel): New function.
13373 (Output_data_got::add_global_pair_with_rela): New function.
13374 (Output_data_got::add_local): Added got_type parameter.
13375 (Output_data_got::add_local_with_rel): Likewise.
13376 (Output_data_got::add_local_with_rela): Likewise.
13377 (Output_data_got::add_local_pair_with_rel): New function.
13378 (Output_data_got::add_local_pair_with_rela): New function.
13379 (Output_data_got::add_global_tls): Removed.
13380 (Output_data_got::add_global_tls_with_rel): Removed.
13381 (Output_data_got::add_global_tls_with_rela): Removed.
13382 (Output_data_got::add_local_tls): Removed.
13383 (Output_data_got::add_local_tls_with_rel): Removed.
13384 (Output_data_got::add_local_tls_with_rela): Removed.
13385 * output.h (Output_data_got::add_global): Added got_type parameter.
13386 (Output_data_got::add_global_with_rel): Likewise.
13387 (Output_data_got::add_global_with_rela): Likewise.
13388 (Output_data_got::add_global_pair_with_rel): New function.
13389 (Output_data_got::add_global_pair_with_rela): New function.
13390 (Output_data_got::add_local): Added got_type parameter.
13391 (Output_data_got::add_local_with_rel): Likewise.
13392 (Output_data_got::add_local_with_rela): Likewise.
13393 (Output_data_got::add_local_pair_with_rel): New function.
13394 (Output_data_got::add_local_pair_with_rela): New function.
13395 (Output_data_got::add_global_tls): Removed.
13396 (Output_data_got::add_global_tls_with_rel): Removed.
13397 (Output_data_got::add_global_tls_with_rela): Removed.
13398 (Output_data_got::add_local_tls): Removed.
13399 (Output_data_got::add_local_tls_with_rel): Removed.
13400 (Output_data_got::add_local_tls_with_rela): Removed.
13401 * resolve.cc (Symbol::override_base_with_special): Removed
13402 reference to has_got_offset_ field.
13403 * symtab.cc (Symbol::init_fields): Replaced initialization
13404 of got_offset_ with got_offsets_. Removed initialization
13405 of has_got_offset_
13406 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13407 (Symbol::got_offset): Likewise.
13408 (Symbol::set_got_offset): Likewise.
13409 (Symbol::has_tls_got_offset): Removed.
13410 (Symbol::tls_got_offset): Removed.
13411 (Symbol::set_tls_got_offset): Removed.
13412 (Symbol::got_offset_): Removed.
13413 (Symbol::tls_mod_got_offset_): Removed.
13414 (Symbol::tls_pair_got_offset_): Removed.
13415 (Symbol::got_offsets_): New field.
13416 (Symbol::has_got_offset): Removed.
13417 (Symbol::has_tls_mod_got_offset): Removed.
13418 (Symbol::has_tls_pair_got_offset): Removed.
13419 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13420 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13421 member functions.
13422 (Target_x86_64::Scan::global): Likewise.
13423 (Target_x86_64::Relocate::relocate): Likewise.
13424 (Target_x86_64::Relocate::relocate_tls): Likewise.
13425
13426 2008-03-25 Ben Elliston <bje@au.ibm.com>
13427
13428 * yyscript.y: Fix spelling error in comment.
13429
13430 2008-03-24 Ian Lance Taylor <iant@google.com>
13431
13432 * options.h (class General_options): Define build_id option.
13433 * layout.h (class Layout): Declare write_build_id, create_note,
13434 create_build_id. Add build_id_note_ member.
13435 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13436 "libiberty.h", "md5.h", "sha1.h".
13437 (Layout::Layout): Initialize eh_frame_data_,
13438 eh_frame_hdr_section_, and build_id_note_.
13439 (Layout::finalize): Call create_build_id.
13440 (Layout::create_note): New function, broken out of
13441 Layout::create_gold_note.
13442 (Layout::create_gold_note): Call create_note.
13443 (Layout::create_build_id): New function.
13444 (Layout::write_build_id): New function.
13445 (Close_task_runner::run): Call write_build_id.
13446
13447 * x86_64.cc: Correct license to GPLv3.
13448
13449 2008-03-23 Ian Lance Taylor <iant@google.com>
13450
13451 * options.cc: Include "demangle.h".
13452 (parse_optional_string): New function.
13453 (parse_long_option): Handle takes_optional_argument.
13454 (parse_short_option): Update dash_z initializer. Handle
13455 takes_optional_argument.
13456 (General_options::General_options): Initialize do_demangle_.
13457 (General_options::finalize): Set do_demangle_. Handle demangling
13458 style.
13459 * options.h (parse_optional_string): Declare.
13460 (struct One_option): Add optional_arg field. Update constructor.
13461 Update call constructor calls. Add takes_optional_argument
13462 function.
13463 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13464 (DEFINE_optional_string): Define.
13465 (General_options::demangle): Change from DEFINE_bool to
13466 DEFINE_optional_string.
13467 (General_options::no_demangle): New function.
13468 (General_options::do_demangle): New function.
13469 (General_options::set_do_demangle): New function.
13470 (General_options::execstack_status_): Move definition to end of
13471 class definition.
13472 (General_options::static_): Likewise.
13473 (General_options::do_demangle_): New field.
13474 * object.cc (big_endian>::get_symbol_location_info): Call
13475 Options::do_demangle, not Options::demangle.
13476 * symtab.cc (demangle): Likewise.
13477
13478 2008-03-22 Ian Lance Taylor <iant@google.com>
13479
13480 * gold.h: Include <cstddef> and <sys/types.h>
13481 * options.h: Include <cstring>.
13482
13483 2008-03-21 Ian Lance Taylor <iant@google.com>
13484
13485 * Added source code to GNU binutils.
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