1 2014-12-14 H.J. Lu <hongjiu.lu@intel.com>
3 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
4 Cast current_group_size to unsigned long when reporting error.
6 2014-12-10 Jing Yu <jingyu@google.com>
8 * aarch64.cc (Target_aarch64): Add new variable stub_group_size_.
9 (AArch64_relocate_functions::maybe_apply_stub): Add new parameter.
11 (Target_aarch64::do_relax): Use absolute value of option
12 stub_group_size. Replace local variable with class member
15 2014-12-04 Alan Modra <amodra@gmail.com>
17 * powerpc.cc (Target_powerpc::Branch_info::make_stub): Ignore
18 addend of PLTREL24 reloc when not generating a plt stub. Make
19 max_branch_offset an "Address".
20 (Stub_table::can_reach_stub): Make max_branch_offset an "Address".
21 (Target_powerpc::Relocate::relocate): Likewise.
23 2014-12-04 Alan Modra <amodra@gmail.com>
26 * symtab.cc (Symbol::set_undefined): Remove assertion.
27 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
28 on symbols defined in discarded sections, instead return false.
29 Rearrange params, update all callers.
30 (Target_powerpc::Branch_info::make_stub): Don't make stubs for
31 branches to syms in discarded sections.
32 (Global_symbol_visitor_opd::operator()): Set discarded opd syms
33 undefined and flag as discarded.
34 (Target_powerpc::Relocate::relocate): Localize variable.
36 2014-12-03 H.J. Lu <hongjiu.lu@intel.com>
39 * testsuite/Makefile.am (pie_copyrelocs_test_CXXFLAGS): New.
40 * testsuite/Makefile.in: Regenerated.
42 2014-12-03 Alan Modra <amodra@gmail.com>
45 * powerpc.cc (Target_powerpc::Scan::local): Use add_local_section
46 when adding dynamic relocations against section symbols.
48 2014-12-01 Dimitry Ivanov <dimitry@google.com>
50 * layout.cc (Layout::finish_dynamic_section): When '-z global'
51 is specified set DF_1_GLOBAL in DT_FLAGS_1 flags.
52 * options.h (General_options): New -z option (global).
54 2014-12-01 Cary Coutant <ccoutant@google.com>
57 * layout.cc (Layout::layout_gnu_stack): Don't warn when -z execstack
59 (Layout::create_executable_stack_info): Warn when -z noexecstack is
60 given but some inputs require executable stack.
62 2014-11-26 Cary Coutant <ccoutant@google.com>
64 * layout.cc (gdb_sections): Keep .debug_gdb_scripts and
65 .debug_str_offsets; strip .debug_gnu_pubnames and
67 (lines_only_debug_sections): Strip all four new sections.
69 2014-11-26 Jing Yu <jingyu@google.com>
71 * aarch64.cc (Relocate::tls_desc_gd_to_ie): Set ldr target
72 register to be x0 when to relax TLSDESC_LD64_LO12.
74 2014-11-26 Alan Modra <amodra@gmail.com>
76 * powerpc.cc (struct Stub_table_owner): New.
77 (Powerpc_relobj): Rename stub_table_ to stub_table_index_, an
78 unsigned int vector. Update all references.
79 (powerpc_relobj::set_stub_table): Take an unsigned int param
80 rather than a Stub_table. Update callers.
81 (Powerpc_relobj::clear_stub_table): New function.
82 (Target_powerpc): Add relax_failed_, relax_fail_count_ and
83 stub_group_size_ vars.
84 (Target_powerpc::new_stub_table): Delete.
85 (max_branch_delta): New function, extracted from..
86 (Target_powerpc::Relocate::relocate): ..here..
87 (Target_powerpc::Branch_info::make_stub): ..and here. Return
88 status on whether stub created successfully.
89 (Stub_control::Stub_control): Add "no_size_errors" param. Move
91 (Target_powerpc::do_relax): ..here. Init stub_group_size_ and
92 reduce on relax failure.
93 (Target_powerpc::group_sections): Add "no_size_errors" param.
94 Use stub_group_size_. Set up group info in a temp vector,
95 before building Stub_table vector. Account for input sections
96 possibly already converted to relaxed sections.
97 (Stub_table::init): Delete. Merge into..
98 (Stub_table::Stub_table): ..here.
99 (Stub_table::can_reach_stub): New function.
100 (Stub_table::add_plt_call_entry): Add "from" parameter and
101 return true iff stub could be reached.
102 (Stub_table::add_long_branch_entry): Similarly. Add "r_type"
104 (Stub_table::clear_stubs): Add "all" param.
106 2014-11-26 Alan Modra <amodra@gmail.com>
108 * powerpc.cc (Stub_control::set_output_and_owner): New function.
109 (Target_powerpc::group_sections): Use it.
111 2014-11-25 Cary Coutant <ccoutant@google.com>
113 * binary.cc (Binary_to_elf::sized_convert): Add size to _start symbol.
114 (Binary_to_elf::write_symbol): Add st_size parameter.
115 * binary.h (Binary_to_elf::write_symbol): Add st_size parameter.
117 2014-11-25 Cary Coutant <ccoutant@google.com>
120 * object.cc (Sized_relobj_file): Initialize is_deferred_layout_.
121 (Sized_relobj_file::do_layout): Handle deferred sections properly
122 during GC pass 1. Don't add reloc sections to deferred list twice.
123 * object.h (Sized_relobj_file::is_deferred_layout): New function.
124 (Sized_relobj_file::is_deferred_layout_): New data member.
126 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
129 * x86_64.cc (Output_data_plt_x86_64_standard<size>::do_fill_plt_entry):
130 Check PC-relative offset overflow in PLT entry.
132 2014-11-21 Alan Modra <amodra@gmail.com>
134 * powerpc.cc (Target_powerpc::Relocate::relocate): Correct test
137 2014-11-20 Alan Modra <amodra@gmail.com>
139 * powerpc.cc (Stub_control::Stub_control): Init stub14_group_size_
140 from --stub-group-size parameter divided by 1024.
141 (Powerpc_relocate_functions::rela, rela_ua): Add fieldsize
142 template parameter. Update all uses.
143 (Target_powerpc::Relocate::relocate): Rename has_plt_value to
144 has_stub_value. Set for long branches. Don't report overflow for
145 branch to undefined weak symbols. Print info message on
146 overflowing branch to stub.
148 2014-11-20 Alan Modra <amodra@gmail.com>
150 * powerpc.cc (Target_powerpc::do_relax): Add __go_go to thread_starters.
152 2014-11-13 H.J. Lu <hongjiu.lu@intel.com>
154 * x86_64.cc (Target_x86_64<size>::Scan::global): Don't make PLT
155 entry for R_X86_64_GOTPLT64.
156 (Target_x86_64<size>::Relocate::relocate): Update comments for
159 2014-11-06 Evgeniy Dushistov <dushistov@mail.ru>
161 * plugin.cc: use lock to searialize calls of Plugin_manager::claim_file
162 * plugin.h: add lock definition
164 2014-10-29 Han Shen <shenhan@google.com>
165 Jing Yu <jingyu@google.com>
167 * aarch64-reloc.def: Add LD_PREL_LO12, ADR_PREL_LO21,
168 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
169 TLSLD_MOVW_DTPREL_G0_NC. Change property of TLS relocations to
171 * aarch64.cc (Target_aarch64::do_can_check_for_function_pointers): New
173 (Target_aarch64::reloc_needs_plt_for_ifunc): New method.
174 (Target_aarch64::tls_ld_to_le): New method.
175 (Target_aarch64::aarch64_info): Enable can_icf_inline_merge_sections
177 (Output_data_plt_aarch64::irelative_rel_): New data member.
178 (Output_data_plt_aarch64::add_entry): Add irelative entries to plt.
179 (Output_data_plt_aarch64::add_local_ifunc_entry): New method.
180 (Output_data_plt_aarch64::add_relocation): New method.
181 (Output_data_plt_aarch64::do_write): Add gold_assert on got_irelative
182 offset. Add got_irelative size to got size.
183 (AArch64_relocate_functions): Typedef AArch64_valtype. Replace long
184 type string with the new typename.
185 (AArch64_relocate_functions::update_adr): Replace parameter x with
187 (AArch64_relocate_functions::update_movnz): Correct wrong val mask.
188 (AArch64_relocate_functions::reloc_common): New method.
189 (AArch64_relocate_funcsions::rela_general): Extract common part out
190 into reloc_common method.
191 (AArch64_relocate_functions::rela_general): Likewise.
192 (AArch64_relocate_functions::pcrela_general): Likewise.
193 (AArch64_relocate_functions::adr): New method.
194 (AArch64_relocate_functions::adrp): Calculate immed before calling
196 (AArch64_relocate_functions::adrp): Likewise.
197 (AArch64_relocate_functions::movnz): Cast x to SignedW type when
198 comparing x to 0. Calculate immed from ~x when x < 0.
199 (Target_aarch64::optimize_tls_reloc): Add new cases for
200 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
201 TLSLD_MOVW_DTPREL_G0_NC.
202 (Target_aarch64::possible_function_pointer_reloc): Implement this
204 (Target_aarch64::Scan::local_reloc_may_be_function_pointer): Update
206 (Target_aarch64::Scan::local): Add codes to handle STT_GNU_IFUNC
207 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
208 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
209 (Target_aarch64::Scan::global): Add codes to handle STT_GNU_IFUNC
210 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
211 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
212 (Target_aarch64::make_plt_entry): Call add_entry with two more
214 (Target_aarch64::make_local_ifunc_plt_entry): New method.
215 (Target_aarch64::Relocate::relocate): Add cases for LD_PREL_LO19,
216 ADR_PREL_LO21, TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
217 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
218 (Target_aarch64::Relocate::relocate_tls): Add cases for
219 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
220 TLSLD_MOVW_DTPREL_G0_NC.
221 * testsuite/icf_safe_so_test.cc: Correct test comment.
222 * testsuite/icf_safe_test.sh: Add AArch64 arch.
224 2014-10-22 Alan Modra <amodra@gmail.com>
226 * powerpc.cc (do_relax): Add gcc-4.9 libgomp functions to
229 2014-10-18 Andreas Schwab <schwab@linux-m68k.org>
231 * configure.tgt (targ_extra_obj) [aarch64*-*]: Define.
233 2014-10-17 Cary Coutant <ccoutant@google.com>
235 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
236 Add "typename" keyword.
238 2014-10-15 Han Shen <shenhan@google.com>
239 Jing Yu <jingyu@google.com>
241 Patch for gold aarch64 backend to support relaxation.
242 * aarch64-reloc.def: Change format.
243 * aarch64.cc (class Reloc_stub): New class.
244 (class Stub_table): New class.
245 (class AArch64_relobj): New class.
246 (class AArch64_input_section): New class.
247 (class AArch64_output_section): New class.
248 (Target_aarch64::new_stub_table): New method.
249 (Target_aarch64::new_aarch64_input_section): New method.
250 (Target_aarch64::find_aarch64_input_section): New method.
251 (Target_aarch64::scan_section_for_stubs): New method.
252 (Target_aarch64::scan_reloc_section_for_stubs): New method.
253 (Target_aarch64::relocate_stub): New method.
254 (Target_aarch64::current_target): New method.
255 (Target_aarch64::do_make_elf_object): New method.
256 (Target_aarch64::do_may_relax): New method.
257 (Target_aarch64::do_relax): New method.
258 (Target_aarch64::group_sections): New method.
259 (Target_aarch64::scan_reloc_for_stub): New method.
260 (Target_aarch64::do_make_output_section): New method.
261 (Target_aarch64::stub_tables_): New data member.
262 (Target_aarch64::aarch64_input_section_map_): New data member.
263 (AArch64_relocate_functions::maybe_apply_stub): New method.
265 2014-09-30 Cary Coutant <ccoutant@google.com>
268 * resolve.cc (Symbol_table::resolve): Fix local shadowing error.
270 2014-09-30 Kito Cheng <kito@0xlab.org>
273 * layout.cc (Layout::create_dynamic_symtab): Build gnu-style
274 hash table before sysv-style hash table.
276 2014-09-29 Sriraman Tallam <tmsriram@google.com>
278 * options.h (--pic-executable): Add negative to alias to -no-pie.
280 2014-09-26 Cary Coutant <ccoutant@google.com>
283 * object.cc (Sized_relobj_file): Compute value of section symbols
284 for TLS sections the same as TLS symbols.
286 2014-09-25 Cary Coutant <ccoutant@google.com>
289 * resolve.cc (Symbol_table::resolve): Override common placeholder
290 symbols, but adjust sizes.
291 * symtab.cc (Symbol_table::add_from_object): Don't add placeholder
292 symbols to common lists.
294 2014-09-24 Alan Modra <amodra@gmail.com>
296 * po/POTFILES.in: Regenerate.
298 2014-09-23 Taiju Tsuiki <tzik@google.com>
299 Cary Coutant <ccoutant@google.com>
302 * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
303 on input_sections_blocker.
304 * layout.cc (Write_sections_task::locks): Unblock
305 input_sections_blocker_.
306 * layout.h (Write_sections_task::Write_sections_task): Add
307 input_sections_blocker.
308 * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
310 * testsuite/Makefile.in: Regenerate.
312 2014-09-18 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
314 * testsuite/Makefile.am (plugin_test_10): New test.
315 * testsuite/Makefile.in: Regenerate
316 * testsuite/plugin_common_test_2.c (c1): Align to 8.
317 * testsuite/plugin_test_10.sh: New file.
319 2014-09-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
321 * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
322 * resolve.cc (Symbol_table::resolve): Don't override common symbols
323 during the replacement phase.
325 2014-09-17 Han Shen <shenhan@google.com>
326 Jing Yu <jingyu@google.com>
328 * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
329 TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
330 * aarch64.cc (Target_aarch64): Add data members
331 got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
332 tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
334 (Target_aarch64::do_reloc_symbol_index): New method.
335 (Target_aarch64::do_reloc_addend): New method.
336 (Target_aarch64::add_tlsdesc_info): New method.
337 (Target_aarch64::do_dynsym_value): New method.
338 (Target_aarch64::do_make_data_plt): Add new parameters: got,
339 got_irelative. Pass them to Output_data_plt_aarch64_standard.
340 (Target_aarch64::make_data_plt): Add new parameters: got,
341 got_irelative. Pass them to do_make_data_plt.
342 (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
343 (Target_aarch64::Relocate:tls_gd_to_le): New method.
344 (Target_aarch64::Relocate:tls_ie_to_le): New method.
345 (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
346 (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
347 (Target_aarch64::got_tlsdesc_section): New method.
348 (Target_aarch64::make_local_ifunc_plt_entry): New method.
349 (Target_aarch64::define_tls_base_symbol): New method.
350 (Target_aarch64::reserve_tlsdesc_entries): New method.
351 (Target_aarch64::got_mod_index_entry): New method.
352 (Target_aarch64::rela_tlsdesc_section): New method.
353 (Target_aarch64::rela_irelative_section): New method.
354 (Target_aarch64::Tlsdesc_info): New struct.
355 (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
356 relocations and tlsdesc relocations.
357 (Target_aarch64::optimize_tls_reloc): Implement method.
358 (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
359 got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
361 (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
362 (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
363 (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
364 (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
365 (Output_data_plt_aarch64::rela_tlsdesc): New method.
366 (Output_data_plt_aarch64::rela_irelative): New method.
367 (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
368 (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
369 (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
370 (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
371 (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
372 (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
373 (Output_data_plt_aarch64_standard): New member variables:
374 plt_tlsdesc_entry_size, tlsdesc_plt_entry.
375 (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
376 New parameter: got, got_irelative.
377 (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
378 (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
379 (Output_data_plt_aarch64::do_write): Replace got_address with
380 gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
381 (AArch64_relocate_functions::update_movnz): New method.
382 (AArch64_relocate_functions): Correct format.
383 (AArch64_relocate_functions::movnz): New method.
384 (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
385 before the switch. Add new cases to switch.
386 Check ie_to_le relaxation on tlsie relocations. Add code handling
388 (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
389 needed. Add new cases to switch. Insert dynamic RELATIVE relocation
390 when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
391 Call reloc_name_in_error_message to print unsupported reloc.
392 (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
394 (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
395 relocs. Fill in some more dynamic tags.
396 (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
397 Skip call tls_get_addr when tlsgd is relaxed.
398 (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
399 handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
400 tlsdesc->ie relaxation.
402 2014-09-03 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
404 * mips.cc (Target_mips_nacl): New class.
405 (Target_selector_mips_nacl): New class.
406 (target_selector_mips32): Rename from target_selector_mips32be and use
407 Target_selector_mips_nacl instead of Target_selector_mips.
408 (target_selector_mips32el): Rename from target_selector_mips32 and use
409 Target_selector_mips_nacl instead of Target_selector_mips.
410 (target_selector_mips64): Rename from target_selector_mips64be and use
411 Target_selector_mips_nacl instead of Target_selector_mips.
412 (target_selector_mips64el): Rename from target_selector_mips64 and use
413 Target_selector_mips_nacl instead of Target_selector_mips.
414 (Target_mips::mips_info): Add const attribute.
416 2014-09-02 Cary Coutant <ccoutant@google.com>
418 * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
419 * dynobj.h (Sized_dynobj::do_section_name): Likewise.
420 * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
421 (Sized_incr_dynobj::do_section_name): Likewise.
422 * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
423 (Sized_incr_dynobj::do_section_name): Likewise.
424 * object.h (Object::section_name): Likewise.
425 (Object::do_section_name): Likewise.
426 (Sized_relobj_file::do_section_name): Likewise.
427 * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
428 * plugin.h (Sized_pluginobj::do_section_name): Likewise.
430 2014-09-02 Cary Coutant <ccoutant@google.com>
433 * ehframe.cc (Fde::write): Add output_offset parameter.
434 (Cie::write): Likewise.
435 (Eh_frame::set_final_data_size): Account for offset within output
437 (Eh_frame::do_sized_write): Likewise.
438 * ehframe.h (Fde::write): Add output_offset parameter.
439 (Cie::write): Likewise.
440 * output.cc (Output_section::Input_section_sort_entry): Remove
441 section_has_name_; add output_section_name parameter. Use
442 output section name for non-input sections.
443 (Output_section::Input_section_sort_entry::section_has_name): Remove.
444 (Output_section::Input_section_sort_entry::section_has_name_): Remove.
445 (Output_section::Input_section_sort_compare): Remove logic for
446 sections without names.
447 (Output_section::Input_section_sort_init_fini_compare): Likewise.
448 (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
450 (Output_section::Input_section_sort_section_name_compare): Likewise.
452 2014-08-29 Han Shen <shenhan@google.com>
453 Jing Yu <jingyu@google.com>
455 * aarch64-reloc-property.cc
456 (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
457 reference reloc property in the table.
458 * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
460 * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
461 2 new overloaded methods.
462 (Output_data_got_aarch64::do_write): Add code to write out
464 (class Output_data_got_aarch64::Static_reloc): New class to wrap
466 (Output_data_got_aarch64::static_relocs): New vector to
468 (Target_aarch64::TCB_SIZE): New const static memeber.
469 (Target_aarch64::tcb_size): New method.
470 (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
471 (Target_aarch64::Relocate::relocate_tls): New method.
472 (Target_aarch64::Scan::local): Add code handling new reloc types.
473 (Target_aarch64::Scan::global): Add code handling new reloc types.
475 2014-08-13 Sriraman Tallam <tmsriram@google.com>
477 * options.h (-no-pie): Add option.
479 2014-08-08 Jing Yu <jingyu@google.com>
480 Han Shen <shenhan@google.com>
482 * Makefile.am (HFILES): Add aarch64-reloc-property.h.
483 (DEFFILES): add aarch64-reloc.def.
484 (TARGETSOURCES): Add aarch64-reloc-property.cc.
485 (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
486 * Makefile.in: Regenerate.
487 * aarch64-reloc-property.cc: New file.
488 * aarch64-reloc-property.h: New file.
489 * aarch64-reloc.def: New file.
490 * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
491 with tab to make the format consistent.
492 (Output_data_got_aarch64::symbol_table_): New method.
493 (Target_aarch64::do_plt_address_for_global): New method.
494 (Target_aarch64::do_plt_address_for_local): New method.
495 (Target_aarch64::do_select_as_default_target): New method.
496 (Target_aarch64::do_make_data_plt): New method.
497 (Target_aarch64::make_data_plt): New method.
498 (Output_data_plt_aarch64::has_irelative_section): New method.
499 (Output_data_plt_aarch64::address_for_global): New method.
500 (Output_data_plt_aarch64::address_for_local): New method.
501 (Output_data_plt_aarch64::irelative_rel_): New parameter.
502 (Output_data_plt_aarch64::add_entry): Implement contents.
503 (Output_data_plt_aarch64::set_final_data_size): Fix typo.
504 (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
505 the got_pov entry to plt0.
506 (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
508 (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
509 (AArch64_howto): New struct.
510 (aarch64_howto[]): New static const array.
511 (AArch64_relocate_functions): New class.
512 (Target_aarch64::Scan::get_reference_flags): Remove method.
513 (Target_aarch64::Scan::local): Implement to support a few relocations.
514 (Target_aarch64::Scan::global): Implement to support a few relocations.
515 (Target_aarch64::make_plt_section): Implement contents.
516 (Target_aarch64::make_plt_entry): Implement contents.
517 (Target_aarch64::do_finalize_sections): Implement contents.
518 (Target_aarch64::Relocate::relocate): Implement a few relocations.
519 (Target_aarch64::relocate_section): Implement contents.
521 2014-08-06 Alan Modra <amodra@gmail.com>
523 * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
525 2014-08-06 Alan Modra <amodra@gmail.com>
528 * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
530 2014-07-21 Sriraman Tallam <tmsriram@google.com>
532 * object.cc (Relobj::is_section_name_included): Add
533 ".rodata.nptl_version" to not garbage collect this section.
535 2014-07-08 Cary Coutant <ccoutant@google.com>
537 * expression.cc (struct Expression::Expression_eval_info): Add
538 new fields type_pointer, vis_pointer, and nonvis_pointer.
539 (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
540 nonvis_pointer parameters. Adjust all calls.
541 (Symbol_expression::value): Update type, visibility, and nonvis bits
543 * script.cc (Symbol_assignment::sized_finalize): Update type,
544 visibility, and remaining st_other bits for new symbol.
545 * script.h: (Expression::eval_maybe_dot): Add type_pointer,
546 vis_pointer, and nonvis_pointer parameters.
547 * symtab.h (Symbol::set_type): New method.
549 * testsuite/Makefile.am (defsym_test): New test.
550 * testsuite/Makefile.in: Regenerate.
551 * testsuite/defsym_test.c: New file.
552 * testsuite/defsym_test.sh: New file.
554 2014-07-08 Cary Coutant <ccoutant@google.com>
557 * dynobj.h (Sized_dynobj::base_read_symbols): New method.
558 * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
559 (Sized_dynobj::base_read_symbols): ...new method.
560 * object.h (Sized_relobj_file::base_read_symbols): New method.
561 * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
562 (Sized_relobj_file::base_read_symbols): ...new method.
563 * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
564 * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
565 * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
567 2014-07-04 Alan Modra <amodra@gmail.com>
569 * po/POTFILES.in: Regenerate.
571 2014-07-02 Jing Yu <jingyu@google.com>
573 * aarch64.cc: New file
574 * Makefile.am (TARGETSOURCES): Add aarch64.cc
575 (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
576 * Makefile.in: Regenerate.
577 * configure.tgt: Add entries for aarch64*.
578 * configure.ac: Likewise.
579 * configure: Likewise.
581 2014-06-27 Alan Modra <amodra@gmail.com>
583 * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
585 2014-06-24 Cary Coutant <ccoutant@google.com>
587 * dwp.cc (Dwo_file::read): Allow files with no .debug_types
589 (Dwo_file::sized_read_unit_index): Likewise.
591 2014-06-23 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
594 * Makefile.am (TARGETSOURCES): Add mips.cc
595 (ALL_TARGETOBJS): Add mips.$(OBJEXT)
596 * configure.tgt: Add entries for mips*.
597 * configure.ac: Likewise.
598 * Makefile.in: Regenerate.
599 * configure: Likewise.
601 2014-06-09 Cary Coutant <ccoutant@google.com>
603 * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
604 unit_length is within section bounds.
606 2014-06-09 Cary Coutant <ccoutant@google.com>
609 * layout.cc (Layout::print_to_mapfile): Print unattached sections in
612 2014-06-07 Alan Modra <amodra@gmail.com>
614 * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
616 2014-06-06 Cary Coutant <ccoutant@google.com>
618 * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
619 * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
620 (Dwarf_pubnames_table::read_header): Likewise.
621 * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
624 2014-06-05 Joel Brobecker <brobecker@adacore.com>
626 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.
627 * Makefile.in, configure: Regenerate.
629 2014-06-03 Alan Modra <amodra@gmail.com>
631 * powerpc.cc (addis_12_2): Define.
632 (Stub_table::do_write): Support fusion on ELFv2 stubs.
634 2014-06-03 Alan Modra <amodra@gmail.com>
636 * testsuite/plugin_test.c (parse_readelf_line): Skip non-visibility
639 2014-06-02 Alan Modra <amodra@gmail.com>
641 * powerpc.cc (Target_powerpc::local_reloc_may_be_function_pointer):
642 Only ignore relocs on ELFv1.
643 (Target_powerpc::global_reloc_may_be_function_pointer): Likewise.
645 2014-05-30 Cary Coutant <ccoutant@google.com>
647 * testsuite/Makefile.am (ehdr_start_test_4): Fix typo in -B option.
648 * testsuite/Makefile.in: Regenerate.
649 * testsuite/ehdr_start_test_4.sh: Look for "U" instead of "w".
651 2014-05-27 H.J. Lu <hongjiu.lu@intel.com>
654 * x86_64.cc (Target_x86_64::Relocate::relocate): Use signed int
655 for got_offset. Properly get GOT address for R_X86_64_PLTOFF64.
657 2014-05-15 Alan Modra <amodra@gmail.com>
659 * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
660 Compare FDE contents with DW_CFA_nop rather than 0.
662 2014-05-13 Sriraman Tallam <tmsriram@google.com>
664 * symtab.h (may_need_copy_reloc): Remove check for position independent
666 * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
667 position independence before pc absolute may_need_copy_reloc call.
668 Add check for executable output befor pc relative may_need_copy_reloc
674 * powerpc.cc: Add check for no position independence before
675 may_need_copy_reloc calls.
676 * testsuite/pie_copyrelocs_test.cc: New file.
677 * testsuite/pie_copyrelocs_shared_test.cc: New file.
678 * Makefile.am (pie_copyrelocs_test): New test.
679 * Makefile.in: Regenerate.
681 2014-05-08 Martin Liška <mliska@suse.cz>
683 * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
685 2014-05-06 Cary Coutant <ccoutant@google.com>
688 * i386.cc (Output_data_got_plt_i386): New class.
689 (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
690 parameter. Change all callers.
691 (Output_data_plt_i386::layout_): Remove.
692 (Output_data_plt_i386::got_plt_): Change type.
693 (Target_i386::got_plt_): Change type. Change all references.
694 (Target_i386::got_section): Create instance of new class.
695 (Output_data_got_plt_i386::do_write): New function.
696 * x86_64.cc (Output_data_got_plt_x86_64): New class.
697 (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
698 parameter. Change all callers.
699 (Output_data_plt_x86_64::layout_): Remove.
700 (Output_data_plt_x86_64::got_plt_): Change type.
701 (Target_x86_64::got_plt_): Change type. Change all references.
702 (Target_x86_64::got_section): Create instance of new class.
703 (Output_data_got_plt_x86_64::do_write): New function.
704 (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
705 (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
708 2014-05-05 Cary Coutant <ccoutant@google.com>
710 * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
711 if we have pubnames/pubtypes.
713 2014-05-02 Cary Coutant <ccoutant@google.com>
715 * defstd.cc (in_segment): Define __ehdr_start here...
716 * layout.cc (Layout::finalize): ...Instead of here. Set the
717 output segment when known.
718 * resolve.cc (Symbol::override_base_with_special): Remember
719 the original binding.
720 * symtab.cc (Symbol::set_output_segment): New function.
721 (Symbol::set_undefined): New function.
722 * symtab.h (Symbol::is_weak_undefined): Check original undef
724 (Symbol::is_strong_undefined): New function.
725 (Symbol::set_output_segment): New function.
726 (Symbol::set_undefined): New function.
727 * target-reloc.h (is_strong_undefined): Remove.
728 (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
729 Check for hidden undefs.
730 (relocate_section): Call Symbol::is_strong_undefined.
732 * testsuite/Makefile.am (ehdr_start_test_1)
733 (ehdr_start_test_2, ehdr_start_test_3)
734 (ehdr_start_test_4, ehdr_start_test_5): New test cases.
735 * testsuite/Makefile.in: Regenerate.
736 * testsuite/ehdr_start_def.cc: New source file.
737 * testsuite/ehdr_start_test.cc: New source file.
738 * testsuite/ehdr_start_test.t: New linker script.
739 * testsuite/ehdr_start_test_4.sh: New shell script.
741 2014-04-23 Cary Coutant <ccoutant@google.com>
744 * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
746 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
748 * layout.cc (Layout::include_section): Allow a target to decide
749 whether to include a section.
750 * target.h (Target::should_include_section): New function.
751 (Target::do_should_include_section): New function.
753 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
755 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
757 (Copy_relocs::emit): ... here.
758 * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
759 (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
760 (Copy_reloc_entry::entries_): Change from private to protected.
762 2014-04-02 Sriraman Tallam <tmsriram@google.com>
764 * icf.cc (get_section_contents): Replace copies of reloc
765 vectors with const references.
767 2014-04-02 Cary Coutant <ccoutant@google.com>
769 * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
770 (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
771 * configure: Regenerate.
772 * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
773 -fno-use-linker-plugin.
774 (LINK1, CXXLINK1): Add it to the link command.
775 * testsuite/Makefile.in: Regenerate.
777 2014-03-12 Alan Modra <amodra@gmail.com>
779 * Makefile.in: Regenerate.
781 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
783 * symtab.h (Symbol::set_nonvis): New function.
785 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
787 * symtab.cc (Sized_symbol<32>::init_output_data):
788 Instantiate the template.
789 (Sized_symbol<64>::init_output_data): Likewise.
791 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
793 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
794 adjust dynamic symbol value.
795 * target.h (Target::adjust_dyn_symbol): New function.
796 (Target::do_adjust_dyn_symbol): New function.
798 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
800 * output.cc (Output_data_dynamic::Dynamic_entry::write):
801 Get the value of DYNAMIC_CUSTOM dynamic entry.
802 * output.h (Output_data_dynamic::add_custom): New function.
803 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
805 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
806 * target.h (Target::dynamic_tag_custom_value): New function.
807 (Target::do_dynamic_tag_custom_value): New function.
809 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
811 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
813 * target.h (Target::has_custom_set_dynsym_indexes): New function.
814 (Target::do_has_custom_set_dynsym_indexes): New function.
815 (Target::set_dynsym_indexes): New function.
816 (Target::do_set_dynsym_indexes): New function.
818 2014-03-07 Alan Modra <amodra@gmail.com>
820 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
821 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
822 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
823 (Powerpc_relocate_functions::has_overflow_bitfield,
824 overflowed): Use the above.
825 (Target_powerpc::Relocate::relocate): Correct overflow checking
826 for a number of relocations. Modify overflow test for 16-bit
827 fields in instructions to signed/unsigned according to whether
828 the field takes a signed or unsigned value.
830 2014-03-05 Alan Modra <amodra@gmail.com>
832 Update copyright years.
834 2014-03-05 Alan Modra <amodra@gmail.com>
836 * powerpc.cc (Target_powerpc::Scan::local, global): Support
837 R_PPC64_ADDR64_LOCAL.
838 (Target_powerpc::Relocate::relocate): Likewise.
840 2014-03-03 Alan Modra <amodra@gmail.com>
842 * dwp.cc (print_version): Update copyright year to current.
844 2014-02-10 Alan Modra <amodra@gmail.com>
846 * po/gold.pot: Regenerate.
848 2014-02-06 Cary Coutant <ccoutant@google.com>
850 Fix problem where -u is ignored when a weak undef is seen.
852 * archive.cc (Library_base::should_include_member): Reorder
853 code to check for -u option if a weak undef has already been seen.
854 * testsuite/Makefile.am (weak_undef_test_2): New test case.
855 * testsuite/Makefile.in: Regenerate.
856 * testsuite/weak_undef_file3.cc: New file.
857 * testsuite/weak_undef_file4.cc: New file.
858 * testsuite/weak_undef_test_2.cc: New file.
860 2014-02-05 Cary Coutant <ccoutant@google.com>
862 Fix issues with gold undefined symbol diagnostics.
865 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
867 * target-reloc.h (is_strong_undefined): New function.
868 (relocate_section): Move undef vtable symbol check from here.
869 Check for is_strong_undefined.
871 2014-02-05 Cary Coutant <ccoutant@google.com>
873 Fix problems with the --dynamic-list option.
876 * options.cc (General_options::parse_dynamic_list):
877 Set have_dynamic_list_.
878 (General_options::General_options): Initialize have_dynamic_list_.
879 (General_options::finalize): Turn off -Bsymbolic and
880 -Bsymbolic-functions if --dynamic-list provided.
881 * options.h (General_options::have_dynamic_list): New function.
882 (General_options::have_dynamic_list_): New data member.
883 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
887 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
888 in --dynamic-list, mark it.
890 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
891 (dynamic_list_2): New test case.
892 * testsuite/Makefile.in: Regenerate.
893 * testsuite/dynamic_list_2.cc: New file.
894 * testsuite/dynamic_list_2.t: New file.
895 * testsuite/dynamic_list_lib1.cc: New file.
896 * testsuite/dynamic_list_lib2.cc: New file.
897 * testsuite/gc_dynamic_list_test.c: New file.
898 * testsuite/gc_dynamic_list_test.sh: New file.
899 * testsuite/gc_dynamic_list_test.t: New file.
901 2014-01-28 Cary Coutant <ccoutant@google.com>
903 Add .gdb_index version 7 support.
905 * gold/dwarf_reader.cc: include <utility> (for make_pair).
906 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
908 (Dwarf_ranges_table::read_ranges_table): Likewise.
909 (Dwarf_pubnames_table::read_section): Check for GNU-style
910 sections, and for compressed debug sections.
911 (Dwarf_pubnames_table::read_header): Compute end address of table.
912 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
913 for end of list by offset, not by offset == 0.
914 (Dwarf_info_reader::do_read_string_table): Check for compressed
916 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
917 Initialize new data members.
918 (Dwarf_pubnames_table::next_name): return flag_byte.
919 (Dwarf_pubnames_table::end_of_table_): New data member.
920 (Dwarf_pubnames_table::is_gnu_style_): New data member.
921 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
922 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
923 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
924 read skeleton type unit DIEs.
925 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
926 (Gdb_index::do_write): Write flag_byte.
927 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
928 (Gdb_index::Cu_vector): Store flags along with cu indexes.
929 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
930 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
932 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
934 * version.cc (print_version): Update copyright year to 2014.
936 2013-12-19 Dimitry Andric <dimitry@andric.com>
938 * stringpool.cc (Stringpool_template::reserve): Add
939 HAVE_UNORDERED_MAP case.
940 * stringpool.cc (Stringpool_template::print_stats): Likewise.
942 2013-12-18 Cary Coutant <ccoutant@google.com>
944 * configure.ac: Check for <unordered_set> and <unordered_map>.
945 * config.in: Regenerate.
946 * configure: Regenerate.
947 * system.h: Use <unordered_set> and <unordered_map> if available.
949 2013-12-10 Roland McGrath <mcgrathr@google.com>
951 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
952 with $(INSTALL_PROGRAM_ENV).
953 * Makefile.in: Regenerate.
955 2013-11-22 Cary Coutant <ccoutant@google.com>
957 * configure.ac: Add check for which library is needed for
959 * configure: Regenerate.
961 2013-11-22 Cary Coutant <ccoutant@google.com>
963 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
965 * testsuite/Makefile.in: Regenerate.
967 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
969 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
970 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
971 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
972 (Target_x86_64<size>::Scan::local): Likewise.
973 (Target_x86_64<size>::Scan::global): Likewise.
974 (Target_x86_64<size>::Relocate::relocate): Likewise.
975 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
977 (Target_x86_64<size>::Scan::check_non_pic(): Handle
980 * testsuite/Makefile.am (check_PROGRAMS): Add
981 exception_x86_64_bnd_test.
982 (exception_x86_64_bnd_test_SOURCES): New macro.
983 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
984 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
985 (exception_x86_64_bnd_test_LDADD): Likewise.
986 (exception_x86_64_bnd_1.o): New rule.
987 (exception_x86_64_bnd_2.o): Likewise.
988 * testsuite/Makefile.in: Regenerated.
990 2013-11-15 Alan Modra <amodra@gmail.com>
992 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
994 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
995 Only call ppc64_local_entry_offset for 64-bit. Restrict
996 symval_for_branch lookup to ELFv1.
997 (Stub_table::add_plt_call_entry): Use unsigned int off.
998 (Output_data_glink::Address, invalid_address): New.
999 (Output_data_glink::add_eh_frame): Move out of line. Add
1001 (Output_data_glink::add_global_entry, find_global_entry,
1002 global_entry_address): New functions.
1003 (Output_data_glink::global_entry_stubs_, end_branch_table_,
1004 ge_size): New variables.
1005 (Output_data_glink::set_final_data_size): Add global entry
1007 (Output_data_glink::do_write): Write global entry stubs.
1008 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
1009 parameter. Return true for ELFv2. Adjust callers.
1010 (Target_powerpc::Scan::local, global): Restrict opd lookup to
1011 ELFv1. Similarly for ifunc and dynamic relocation processing
1012 specific to ELFv1. Recognize that symbols are defined on
1013 their plt entries for ELFv2.
1014 (Target_powerpc::symval_for_branch): Assert if called for
1016 (Target_powerpc::Relocate::relocate): Use global entry plt
1017 stub for symbol value if such exists on ELFv2.
1018 (Target_powerpc::Relocate::relocate): Don't call
1019 symval_for_branch when ELFv2. Do adjust for local entry
1021 (Target_powerpc::do_dynsym_value): Set symbols to global entry
1023 (Target_powerpc::do_plt_address_for_global): Similarly.
1025 2013-11-14 Cary Coutant <ccoutant@google.com>
1027 Revert patch -- this did not fix the problem, and there is
1030 2013-11-14 Cary Coutant <ccoutant@google.com>
1033 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
1034 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
1035 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
1036 updating fde_offsets_.
1037 (Eh_frame_hdr::lock_): New data member.
1039 2013-11-14 Cary Coutant <ccoutant@google.com>
1041 * dwp.cc (Dwo_file_entry): New type.
1042 (File_list): Use Dwo_file_entry.
1043 (Dwo_file::verify): New function.
1044 (Dwo_file::verify_dwo_list): New function.
1045 (Dwo_file::sized_verify_dwo_list): New function.
1046 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
1048 (Dwp_options): New enum type.
1049 (dwp_options): Add --verify-only.
1052 * dwp.h (gold_info): Add declaration.
1054 2013-11-14 Cary Coutant <ccoutant@google.com>
1057 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
1058 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
1059 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
1060 updating fde_offsets_.
1061 (Eh_frame_hdr::lock_): New data member.
1063 2013-11-06 Cary Coutant <ccoutant@google.com>
1066 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
1067 before reloc sections.
1069 2013-11-04 Alan Modra <amodra@gmail.com>
1071 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
1072 (Symbol::needs_dynamic_reloc): Test new flag.
1073 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
1074 (Target_powerpc::Scan::get_reference_flags): Add target param.
1075 Return FUNC_DESC_ABI for 64-bit ELFv1.
1076 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
1078 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
1079 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
1081 2013-10-31 Cary Coutant <ccoutant@google.com>
1083 Restore support for dwp v2 DWARF package file format.
1085 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1086 tu_length parameter. Adjust all callers.
1087 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1088 * dwp.cc: Include dwarf.h.
1089 (Section_bounds): New struct type.
1090 (Unit_set): New struct type.
1091 (Dwo_file::Dwo_file): Initialize new data member.
1092 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1093 Combine and rename to...
1094 (Dwo_file::read_unit_index): ...this.
1095 (Dwo_file::sized_read_compunit_index)
1096 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1097 (Dwo_file::sized_read_unit_index): ...this.
1098 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1099 parameters; add section_id parameter.
1100 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1101 (Dwo_file::add_unit_set): ...this.
1102 (Dwo_file::shndx_map_): Remove.
1103 (Dwo_file::sect_offsets_): New data member.
1104 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1105 (Dwp_output_file::add_section): Rename to...
1106 (Dwp_output_file::add_contribution): ...this.
1107 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1108 (Dwp_output_file::add_tu_set): Likewise.
1109 (Dwp_output_file::Contribution): New type.
1110 (Dwp_output_file::Section::contributions): New data member.
1111 (Dwp_output_file::Cu_or_tu_set): Remove.
1112 (Dwp_output_file::Section::Section): New ctor.
1113 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1114 (Dwp_output_file::Dwp_index::Section_table): New type.
1115 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1116 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1118 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1119 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1120 (Dwp_output_file::Dwp_index::section_table): New member function.
1121 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1122 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1123 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1124 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1125 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1126 (Dwp_output_file::Dwp_index::section_table_): New data member.
1127 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1128 (Dwp_output_file::add_output_section): New member function.
1129 (Dwp_output_file::write_new_section): New member function.
1130 (Dwp_output_file::write_contributions): New member function.
1131 (Dwp_output_file::section_id_map_): New data member.
1132 (class Dwo_id_info_reader): Remove.
1133 (class Unit_reader): New class.
1134 (get_dwarf_section_name): New function.
1135 (Dwo_file::read_executable): Adjust initializations of class data.
1136 (Dwo_file::read): Add support for v2 package file format.
1137 (Dwo_file::read_unit_index): Likewise.
1138 (Dwo_file::sized_read_unit_index): Likewise.
1139 (Dwo_file::copy_section): Likewise.
1140 (Dwo_file::add_unit_set): Likewise.
1141 (Dwp_output_file::add_output_section): Likewise.
1142 (Dwp_output_file::add_contribution): Likewise.
1143 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1145 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1147 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1149 (Dwp_output_file::initialize): Remove unused function.
1150 (Dwp_output_file::finalize): Add support for v2 package file format.
1151 (Dwp_output_file::write_index): Likewise.
1152 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1155 2013-10-31 Cary Coutant <ccoutant@google.com>
1157 * configure.ac: Fix check for -fmerge-constants.
1158 * configure.ac: Regenerate.
1160 2013-10-30 Roland McGrath <mcgrathr@google.com>
1162 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
1163 Correct 9-byte nop sequence to match what the assembler generates.
1165 2013-10-30 Alan Modra <amodra@gmail.com>
1167 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
1168 ppc64_local_entry_offset, ppc64_local_entry_offset,
1169 do_read_symbols): New functions.
1170 (Powerpc_relobj::e_flags_, st_other_): New vars.
1171 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
1172 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
1173 (Powerpc_relobj::e_flags_): New var.
1174 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
1175 and adjust for ELFv2.
1176 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
1177 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
1178 (Powerpc_dynobj::do_find_special_sections): Likewise.
1179 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
1180 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
1181 to ELFv2 local entry.
1182 (Target_powerpc::do_relax): No thread safe barriers needed for
1184 (Output_data_plt_powerpc::initial_plt_entry_size_,
1185 plt_entry_size): Delete. Replace all uses with
1186 first_plt_entry_offset() and plt_entry_size().
1187 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
1188 reserved_size parm. Update callers.
1189 (Output_data_plt_powerpc::entry_count): Update.
1190 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
1191 and use Target_powerpc::first_plt_entry_offset().
1192 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
1193 rename to plt_entry_size.
1194 (Output_data_plt_powerpc::add_ifunc_entry,
1195 add_local_ifunc_entry): Adjust reloc for ELFv2.
1196 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
1197 (glink_eh_frame_fde_64v2): New.
1198 (Stub_table::plt_call_size): Support ELFv2 sizing.
1199 (Output_data_glink::add_eh_frame): Use the new FDE.
1200 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
1201 (Stub_table::do_write): Write ELFv2 stubs and glink.
1202 (Target_powerpc::Relocate::relocate): Replaces nop after call
1203 with ld 2,24(1) and adjust local offset destination for ELFv2.
1205 2013-10-30 Alan Modra <amodra@gmail.com>
1207 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
1208 (Target_powerpc::Scan::global, local): Likewise.
1209 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
1210 on all ppc64 @h and @ha relocs.
1212 2013-10-14 Alan Modra <amodra@gmail.com>
1214 * output.h (Output_data_got::add_constant): Tidy.
1215 (Output_data_got::add_constant_pair): New function.
1216 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
1217 methods used so as to first call reserve_ent().
1219 2013-10-11 Roland McGrath <mcgrathr@google.com>
1221 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
1222 add_got_entry and add_got_entry_pair.
1224 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
1225 (HAVE_PUBNAMES): Likewise.
1226 * configure: Regenerate.
1228 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
1229 * testsuite/Makefile.in: Regenerate.
1231 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
1232 Remove const from declaration.
1233 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
1234 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
1235 * output.h (Output_file_header): Remove const from member target_
1236 and corresponding constructor argument.
1237 * output.cc (Output_file_header::Output_file_header): Update prototype.
1238 (Output_file_header::do_sized_write): Use this->target_ in place
1239 of parameters()->target().
1241 * testsuite/undef_symbol.cc (Foo::get_a): New method.
1243 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
1244 * configure: Regenerate.
1245 * Makefile.in: Regenerate.
1246 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
1247 * testsuite/merge_string_literals_2.c: Likewise.
1248 * testsuite/Makefile.am
1249 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
1250 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
1251 literal -fmerge-constants.
1252 * testsuite/Makefile.in: Regenerate.
1254 * i386.cc (Target_i386): Remove unused member dynbss_.
1255 * arm.cc (Target_arm): Likewise.
1256 * powerpc.cc (Target_powerpc): Likewise.
1257 * sparc.cc (Target_sparc): Likewise.
1258 * tilegx.cc (Target_tilegx): Likewise.
1259 * x86_64.cc (Target_x86_64): Likewise.
1260 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
1261 type_signature_, type_offset_.
1262 * plugin.h (Plugin_hook): Remove unused member layout_.
1263 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
1265 (Read_member): Remove unused members input_objects_, symtab_,
1267 (Check_library): Remove unused member symtab_.
1268 * archive.h (Lib_group): Remove unused member lib_.
1269 * archive.cc (Lib_group::Lib_group): Update initializer.
1270 * incremental.h (Incremental_binary): Remove unused member target_.
1271 (Incremental_script_entry): Removed unused member script_.
1272 * layout.h (Write_symbols_task): Remove unused member input_objects_.
1273 * icf.h (Icf): Remove unused member num_tracked_relocs.
1275 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
1276 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
1278 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
1280 * archive.h: Use struct rather than class for forward declaration
1281 of Read_symbols_data.
1283 2013-10-07 Cary Coutant <ccoutant@google.com>
1286 * testsuite/Makefile.am (icf_test): Fix dependencies.
1287 (icf_safe_test): Likewise.
1288 (icf_safe_so_test): Likewise.
1289 (large_symbol_alignment): Add empty _LDADD rule.
1290 * testsuite/Makefile.in: Regenerate.
1292 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
1295 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
1296 relocation for R_X86_64_32 on x32.
1298 2013-08-27 Roland McGrath <mcgrathr@google.com>
1300 * output.cc (Output_segment::set_section_addresses): Take new
1301 Target* argument. If target->isolate_execinstr() and the segment
1302 is executable and starts at a target->abi_pagesize() boundary,
1303 pad its end out to a target->abi_pagesize() boundary with code fill.
1304 * output.h (Output_segment::set_section_addresses): Update decl.
1305 * layout.h (Layout::check_output_data_for_reset_values): Take new
1306 argument RELAX_OUTPUTS.
1307 (Layout): New member relax_output_list_.
1308 (Layout::add_relax_output): New method.
1309 * layout.cc (Layout::Layout): Update constructor.
1310 (Layout::reset_relax_output): New method.
1311 (Layout::clean_up_after_relaxation): Call it.
1312 (Layout::prepare_for_relaxation): Update caller.
1313 (Layout::set_segment_offsets): Update callers of set_section_addresses.
1314 Call reset_relax_output before re-processing segments for
1315 isolate_execinstr case.
1316 (Layout::write_data): Handle relax_output_list_.
1317 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
1318 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
1320 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
1323 * object.h: Fix typos.
1325 2013-08-16 Roland McGrath <mcgrathr@google.com>
1327 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
1328 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
1330 2013-08-07 Cary Coutant <ccoutant@google.com>
1332 Revert support for v2 DWP files:
1334 2013-03-01 Cary Coutant <ccoutant@google.com>
1336 Add dwp support for v2 DWARF package file format.
1337 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1338 tu_length parameter. Adjust all callers.
1339 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1340 * dwp.cc: Include dwarf.h.
1341 (Section_bounds): New struct type.
1342 (Unit_set): New struct type.
1343 (Dwo_file::Dwo_file): Initialize new data member.
1344 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1345 Combine and rename to...
1346 (Dwo_file::read_unit_index): ...this.
1347 (Dwo_file::sized_read_compunit_index)
1348 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1349 (Dwo_file::sized_read_unit_index): ...this.
1350 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1351 parameters; add section_id parameter.
1352 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1353 (Dwo_file::add_unit_set): ...this.
1354 (Dwo_file::shndx_map_): Remove.
1355 (Dwo_file::sect_offsets_): New data member.
1356 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1357 (Dwp_output_file::add_section): Rename to...
1358 (Dwp_output_file::add_contribution): ...this.
1359 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1360 (Dwp_output_file::add_tu_set): Likewise.
1361 (Dwp_output_file::Contribution): New type.
1362 (Dwp_output_file::Section::contributions): New data member.
1363 (Dwp_output_file::Cu_or_tu_set): Remove.
1364 (Dwp_output_file::Section::Section): New ctor.
1365 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1366 (Dwp_output_file::Dwp_index::Section_table): New type.
1367 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1368 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1370 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1371 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1372 (Dwp_output_file::Dwp_index::section_table): New member function.
1373 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1374 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1375 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1376 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1377 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1378 (Dwp_output_file::Dwp_index::section_table_): New data member.
1379 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1380 (Dwp_output_file::add_output_section): New member function.
1381 (Dwp_output_file::write_new_section): New member function.
1382 (Dwp_output_file::write_contributions): New member function.
1383 (Dwp_output_file::section_id_map_): New data member.
1384 (class Dwo_id_info_reader): Remove.
1385 (class Unit_reader): New class.
1386 (get_dwarf_section_name): New function.
1387 (Dwo_file::read_executable): Adjust initializations of class data.
1388 (Dwo_file::read): Add support for v2 package file format.
1389 (Dwo_file::read_unit_index): Likewise.
1390 (Dwo_file::sized_read_unit_index): Likewise.
1391 (Dwo_file::copy_section): Likewise.
1392 (Dwo_file::add_unit_set): Likewise.
1393 (Dwp_output_file::add_output_section): Likewise.
1394 (Dwp_output_file::add_contribution): Likewise.
1395 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1397 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1399 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1401 (Dwp_output_file::initialize): Remove unused function.
1402 (Dwp_output_file::finalize): Add support for v2 package file format.
1403 (Dwp_output_file::write_index): Likewise.
1404 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1407 2013-07-31 Cary Coutant <ccoutant@google.com>
1409 * object.cc (Sized_relobj::do_output_section_address): New function.
1410 (Sized_relobj): Instantiate explicitly.
1411 * object.h (Object::output_section_address): New function.
1412 (Object::do_output_section_address): New function.
1413 (Sized_relobj::do_output_section_address): New function.
1414 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
1416 2013-07-30 Cary Coutant <ccoutant@google.com>
1417 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1419 * parameters.cc (Parameters::entry): Return target-specific entry
1421 * target.h (Target::entry_symbol_name): New function.
1422 (Target_info::entry_symbol_name): New data member.
1424 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
1425 * i386.cc (Target_i386::i386_info): Likewise.
1426 (Target_i386_nacl::i386_nacl_info): Likewise.
1427 * sparc.cc (Target_sparc::sparc_info): Likewise.
1428 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
1429 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
1430 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
1431 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1433 2013-07-22 Sterling Augustine <saugustine@google.com>
1435 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
1436 Convert parameter shndx to local variable. Add parameters symtab
1437 and symtab_size. Scan over section names. Find relocation
1438 section corresponding to current section. Create and initialize
1439 reloc_mapper_ and reloc_type_.
1440 (Dwarf_pubnames_table::read_header): Add assertion. Change
1441 unit_length to off_t. Initialize member unit_length_. Fill in field
1443 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
1444 Initialize new fields unit_length_ and cu_offset_.
1445 (Dwarf_pubnames_table::read_section): Update prototype.
1446 (Dwarf_pubnames_table::cu_offset): New member function.
1447 (Dwarf_pubnames_table::subsection_size): Likewise.
1448 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
1450 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
1451 member functions public.
1452 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
1453 Update comment. Rework logic. Move repeated parts to...
1454 (Gdb_index_info_reader::read_pubtable): ...here. New function.
1455 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
1456 pubtypes_table_, and stmt_list_offset.
1457 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1458 Gdb_index::find_pubtype_offset,
1459 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
1460 (Gdb_index::pubnames_read): Update prototype and rework logic.
1461 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
1463 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1464 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
1465 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
1466 Gdb_index::map_pubtable_to_dies):
1468 (Gdb_index::pubnames_read): Update declaration.
1469 (Gdb_index::Pubname_offset_map): New type.
1470 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
1471 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
1472 Gdb_index::stmt_list_offset): Declare.
1473 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
1474 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
1475 Gdb_index::pubtypes_offset_): Remove.
1477 2013-07-19 Roland McGrath <mcgrathr@google.com>
1479 * options.h (General_options): Add -Trodata-segment option.
1480 * parameters.cc (Parameters::check_rodata_segment): New function.
1481 (Parameters::set_target_once): Call it.
1482 * parameters.h (Parameters): Declare it (private member function).
1483 * layout.cc (load_seg_unusable_for_headers): New function, broken
1484 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
1485 then validate rodata segment rather than text segment.
1486 (relaxation_loop_body): Call that.
1487 (is_text_segment): New function. Don't admit a non-executable
1488 segment if TARGET->isolate_execinstr().
1489 (set_segment_offsets): Call it. Honor -Trodata-segment option.
1491 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
1494 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
1495 * nacl.h (Sniff_file::View::View): Request aligned view.
1497 2013-07-11 Cary Coutant <ccoutant@google.com>
1499 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
1500 correct BRLT entry size.
1502 2013-07-03 Alan Modra <amodra@gmail.com>
1504 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
1507 2013-07-01 Cary Coutant <ccoutant@google.com>
1509 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
1511 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
1512 (Dwarf_ranges_table::lookup_reloc): New function.
1513 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
1515 (Dwarf_ranges_table::lookup_reloc): New function.
1516 (Dwarf_ranges_table::reloc_type_): New data member.
1518 2013-06-27 Jing Yu <jingyu@google.com>
1521 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
1523 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
1524 (Target_powerpc::do_relax): Call the above.
1526 2013-06-27 Cary Coutant <ccoutant@google.com>
1528 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
1529 on garbage collected .opd section.
1531 2013-06-27 Alan Modra <amodra@gmail.com>
1533 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
1535 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
1536 (Target_powerpc::do_function_location): Likewise for loc->shndx.
1538 2013-06-14 Cary Coutant <ccoutant@google.com>
1540 * resolve.cc (Symbol::override_base): Don't override st_type
1541 from plugin placeholder symbols.
1542 (Symbol_table::resolve): Likewise.
1543 (Symbol_table::should_override): Don't complain about TLS mismatch
1544 if the TO symbol is a plugin placeholder.
1545 * testsuite/Makefile.am (plugin_test_tls): New test.
1546 * testsuite/Makefile.in: Regenerate.
1547 * testsuite/plugin_test_tls.sh: New test script.
1548 * testsuite/two_file_test_2_tls.cc: New test source.
1549 * testsuite/two_file_test_tls.cc: New test source.
1551 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
1553 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
1554 the maximum segment alignment is larger than the page size.
1555 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
1556 correctly aligns the symbols with large alignemnt.
1557 * testsuite/Makefile.in: Regenerate.
1558 * testsuite/large_symbol_alignment.cc: New file.
1560 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
1561 Sriraman Tallam <tmsriram@google.com>
1563 * options.h (sort_section): New option.
1564 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
1565 Rename from Input_section_sort_section_name_special_ordering_compare.
1566 (Input_section_sort_section_name_compare): New struct.
1567 * output.cc (Output_section::Input_section_sort_section_name_compare::
1568 operator()): New function.
1569 (Output_section::sort_attached_input_sections): Use new sort function
1570 for .text if --sort-section=name is specified.
1571 * layout.cc (Layout::make_output_section):
1572 Add sorting by name when --sort-section=name is specified.
1573 * testsuite/Makefile.am (text_section_grouping): Test option
1574 --sort-section=name.
1575 * testsuite/Makefile.in: Regenerate.
1576 * testsuite/section_sorting_name.cc: New file.
1577 * testsuite/section_sorting_name.sh: New file.
1579 2013-05-21 Cary Coutant <ccoutant@google.com>
1581 * symtab.h (Symbol::is_cxx_vtable): New function.
1582 * target-reloc.h (relocate_section): Check for vtable symbol.
1583 * testsuite/Makefile.am (missing_key_func.sh): New test case.
1584 * testsuite/Makefile.in: Regenerate.
1585 * testsuite/missing_key_func.cc: New test source.
1586 * testsuite/missing_key_func.sh: New test script.
1588 2013-05-21 Cary Coutant <ccoutant@google.com>
1590 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
1591 type of enclosing symbol.
1592 (Relocate_info::location): Check symbol type when describing symbol.
1593 * object.h (Symbol_location_info): Remove unused line_number;
1594 add enclosing_symbol_type.
1595 * testsuite/debug_msg.sh: Adjust expected output.
1597 2013-05-13 Cary Coutant <ccoutant@google.com>
1599 * configure.ac: Export DEFAULT_TARGET.
1600 * configure: Regenerate.
1601 * Makefile.in: Regenerate.
1602 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
1603 * testsuite/Makefile.in: Regenerate.
1604 * testsuite/debug_msg.sh: Delete duplicate tests.
1605 Don't check undef_int error message match for powerpc where the
1606 source file and line number aren't available.
1608 2013-05-10 Roland McGrath <mcgrathr@google.com>
1610 * options.h (General_options): Add --rosegment-gap option.
1611 * options.cc (finalize): --rosegment-gap implies --rosegment.
1612 * layout.cc (set_segment_offsets): Let user option override
1613 target->rosegment_gap().
1615 2013-05-10 Roland McGrath <mcgrathr@google.com>
1617 * options.h (General_options): Remove leading space from help
1618 messages for -nostdlib and --rosegment.
1620 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
1623 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
1625 2013-05-03 Alan Modra <amodra@gmail.com>
1627 * merge.cc (Output_merge_string::do_add_input_section): Correct
1628 scan for number of strings. Rename vars to avoid shadowing.
1629 Include missing terminator in input_size_.
1631 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
1633 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
1634 Restore empty string handling.
1636 2013-05-01 Cary Coutant <ccoutant@google.com>
1638 * stringpool.cc (Stringpool_template::new_key_offset): Fix
1639 uninitialized warning.
1641 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
1643 * output.cc (Output_section::add_merge_input_section): Allow
1644 to merge sections if the alignment is more than character size.
1645 * merge.h (Output_merge_string::Output_merge_string): Remove
1647 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
1648 only not-null strings. Check the alignment of strings.
1650 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
1651 alignment as the argument.
1652 (Stringpool_template<Stringpool_char>::addralign_): New class member.
1653 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
1654 Align non-zero length strings according to the addralign_.
1655 (Stringpool_template<Stringpool_char>::set_string_offsets):
1656 Updating offsets according to the given alignment.
1657 * testsuite/Makefile.am (text_section_grouping): Test if string
1658 literals are getting merged.
1659 * testsuite/Makefile.in: Regenerate.
1660 * testsuite/merge_string_literals_1.c: New file.
1661 * testsuite/merge_string_literals_2.c: Ditto.
1662 * testsuite/merge_string_literals.sh: Ditto.
1664 2013-04-26 Ian Lance Taylor <iant@google.com>
1666 * target-reloc.h (relocate_section): If the reloc offset is out of
1667 range, pass VIEW as NULL to relocate.relocate.
1668 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
1669 * i386.cc (Target_i386::Relocate::relocate): Likewise.
1670 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1671 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1672 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
1673 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1675 2013-04-26 Geoff Pike <gpike@chromium.org>
1677 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
1678 * layout.cc (Hash_task): New class.
1679 (Layout::queue_build_id_tasks): New function.
1680 (Layout::write_build_id): Handle single-thread portion of build ID
1681 computation. (In some cases, all of it is single-threaded.) Replace
1682 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
1683 functionality in fewer lines of code.
1684 * layout.h (Layout::queue_build_id_tasks): New function declaration.
1685 * options.h (General_options): make "--build-id" default to tree
1686 rather than sha1. Add two new options related to --build-id=tree:
1687 --build-id-chunk-size-for-treehash and
1688 --build-id-min-file-size-for-treehash.
1689 * Makefile.am: add testing of --build-id=tree and related new options
1690 (these tests will be invoked by "make check").
1691 * Makefile.in: Regenerate.
1693 2013-04-25 Alan Modra <amodra@gmail.com>
1695 * configure.tgt: Add powerpcle and powerpc64le.
1697 2013-04-22 Alan Modra <amodra@gmail.com>
1700 * layout.cc (Layout::segment_precedes): Allow more than one
1701 segment with the same type and flags.
1703 2013-04-15 Cary Coutant <ccoutant@google.com>
1705 * layout.cc (Layout::set_relocatable_section_offsets): Don't
1706 allocate space in file for BSS sections.
1708 2013-04-15 Cary Coutant <ccoutant@google.com>
1710 * script-sections.cc (Orphan_output_section): Reset address
1711 to zero after each orphaned section for relocatable links.
1713 2013-04-15 Cary Coutant <ccoutant@google.com>
1715 * symtab.cc (Symbol_table::sized_write_globals): Subtract
1716 section starting address for relocatable link.
1717 * testsuite/Makefile.am (script_test_11): New test.
1718 * testsuite/Makefile.in: Regenerate.
1719 * testsuite/script_test_11.c: New source file.
1720 * testsuite/script_test_11.t: New linker script.
1722 2013-04-13 Alan Modra <amodra@gmail.com>
1724 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
1725 owner when sections are not adjacent and exceed group size.
1726 (Target_powerpc::group_sections): Handle corner case.
1727 (Target_powerpc::Branch_info::make_stub): Handle case where
1728 stub table doesn't exist due to branches in non-exec sections.
1729 (Target_powerpc::Relocate::relocate): Likewise.
1731 2013-04-11 Alan Modra <amodra@gmail.com>
1734 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
1735 .branch_lt to match bfd ld. Adjust comments throughout file.
1737 2013-04-04 Ian Lance Taylor <iant@google.com>
1740 * object.cc (do_layout_deferred_sections): Handle .eh_frame
1741 sections before checking whether they are included in the link.
1743 2013-03-29 Sriraman Tallam <tmsriram@google.com>
1745 * archive.cc (Archive::get_elf_object_for_member): Create the elf
1746 object before calling the plugin claim_file handler. Pass the elf
1747 object of the archive to the plugin. Delete the elf object if the
1748 plugin claims the file.
1750 2013-03-21 Alan Modra <amodra@gmail.com>
1752 * layout.cc (Layout::set_segment_offsets): Accept writable .text
1753 segment when omagic.
1755 2013-03-21 Alan Modra <amodra@gmail.com>
1757 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
1759 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
1760 uninitialized" warning.
1762 2013-03-20 Alan Modra <amodra@gmail.com>
1764 * symtab.h (Symbol::clear_version): New function.
1765 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
1766 is_needed by weak references. Clear version for symbols defined
1767 in as-needed objects that are not needed.
1769 2013-03-15 Alan Modra <amodra@gmail.com>
1771 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
1772 static and public. Add report_err param. Return false for data refs.
1773 (Target_powerpc::rela_dyn_section): New overloaded function.
1774 (Target_powerpc::plt_, iplt_): Elucidate.
1775 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
1776 (Output_data_plt_powerpc::do_write): Don't write .iplt.
1777 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
1778 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
1779 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
1780 push_branch and make_plt_entry for ifunc syms when
1781 reloc_needs_plt_for_ifunc.
1782 (Target_powerpc::Relocate::relocate): Don't use plt entry value
1783 for ifunc unless reloc_needs_plt_for_ifunc.
1785 2013-03-15 Alan Modra <amodra@gmail.com>
1787 * gc.h (gc_process_relocs): Don't look through function descriptors.
1788 * icf.cc (get_section_contents): Do so here instead.
1790 2013-03-13 Alan Modra <amodra@gmail.com>
1792 * powerpc.cc (is_branch_reloc): Forward declare.
1793 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1794 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1795 false for 64-bit, true for 32-bit non-branch relocs.
1796 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1797 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1799 (icf_safe_test): Generate linker map file as well as nm output.
1800 (icf_safe_so_test): Likewise.
1801 * testsuite/Makefile.in: Regenerate.
1802 * testsuite/icf_test.sh: Parse linker map file to determine
1804 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1805 * testsuite/icf_safe_so_test.sh: Likewise.
1806 (X86_32_or_ARM_specific_safe_fold): Merge into..
1807 (arch_specific_safe_fold): ..this.
1808 (X86_64_specific_safe_fold): Delete unused function.
1810 2013-03-12 Alan Modra <amodra@gmail.com>
1812 * gc.h (gc_process_relocs): Look through function descriptors
1813 to determine shndx, symvalue and addend used by ICF. Tidy
1814 variable duplication.
1816 2013-03-11 Alan Modra <amodra@gmail.com>
1818 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1819 * layout.cc (Layout_task_runner::run): ..to here.
1820 * symtab.h (struct Symbol_location): Extract from..
1821 (class Symbol_table): ..here.
1822 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1823 * target.h (class Target): Add function_location and
1824 do_function_location functions.
1825 (class Sized_target): Add do_function_location.
1826 * object.h (class Sized_relobj_file): Move find_shdr..
1827 (class Object): ..to here.
1828 * object.cc: Likewise. Update to suit. Instantiate.
1829 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1830 * powerpc.cc (class Powerpc_dynobj): New.
1831 (Target_powerpc::do_function_location): New function.
1832 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1833 (Powerpc_dynobj::do_read_symbols): New function.
1834 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1836 2013-03-08 Ian Lance Taylor <iant@google.com>
1838 * options.cc (General_options::string_to_object_format): Accept
1841 2013-03-08 Alan Modra <amodra@gmail.com>
1843 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1844 pointer to Post_fde.
1845 (struct Post_fde): Move definition to here..
1846 * ehframe.cc (struct Post_fde): ..from here.
1847 (Cie::write): Don't alloc Post_fde.
1848 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1850 2013-03-07 Alan Modra <amodra@gmail.com>
1852 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1853 relocation referencing .LC0.
1854 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1856 2013-03-07 Alan Modra <amodra@gmail.com>
1858 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1859 always_inline. Add assembly for powerpc to avoid GOT.
1861 2013-03-07 Alan Modra <amodra@gmail.com>
1863 * testsuite/script_test_10.sh: Don't test .bss section
1866 2013-03-06 Alan Modra <amodra@gmail.com>
1868 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1869 (Target_powerpc::symval_for_branch): Add symtab param. Update
1870 all callers. Handle folded sections.
1871 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1873 (Global_symbol_visitor_opd::operator()): Likewise.
1875 2013-03-04 Alan Modra <amodra@gmail.com>
1877 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1878 * testsuite/Makefile.in: Regenerate.
1880 2013-03-01 Cary Coutant <ccoutant@google.com>
1882 Add dwp support for v2 DWARF package file format.
1883 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1884 tu_length parameter. Adjust all callers.
1885 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1886 * dwp.cc: Include dwarf.h.
1887 (Section_bounds): New struct type.
1888 (Unit_set): New struct type.
1889 (Dwo_file::Dwo_file): Initialize new data member.
1890 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1891 Combine and rename to...
1892 (Dwo_file::read_unit_index): ...this.
1893 (Dwo_file::sized_read_compunit_index)
1894 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1895 (Dwo_file::sized_read_unit_index): ...this.
1896 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1897 parameters; add section_id parameter.
1898 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1899 (Dwo_file::add_unit_set): ...this.
1900 (Dwo_file::shndx_map_): Remove.
1901 (Dwo_file::sect_offsets_): New data member.
1902 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1903 (Dwp_output_file::add_section): Rename to...
1904 (Dwp_output_file::add_contribution): ...this.
1905 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1906 (Dwp_output_file::add_tu_set): Likewise.
1907 (Dwp_output_file::Contribution): New type.
1908 (Dwp_output_file::Section::contributions): New data member.
1909 (Dwp_output_file::Cu_or_tu_set): Remove.
1910 (Dwp_output_file::Section::Section): New ctor.
1911 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1912 (Dwp_output_file::Dwp_index::Section_table): New type.
1913 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1914 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1916 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1917 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1918 (Dwp_output_file::Dwp_index::section_table): New member function.
1919 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1920 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1921 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1922 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1923 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1924 (Dwp_output_file::Dwp_index::section_table_): New data member.
1925 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1926 (Dwp_output_file::add_output_section): New member function.
1927 (Dwp_output_file::write_new_section): New member function.
1928 (Dwp_output_file::write_contributions): New member function.
1929 (Dwp_output_file::section_id_map_): New data member.
1930 (class Dwo_id_info_reader): Remove.
1931 (class Unit_reader): New class.
1932 (get_dwarf_section_name): New function.
1933 (Dwo_file::read_executable): Adjust initializations of class data.
1934 (Dwo_file::read): Add support for v2 package file format.
1935 (Dwo_file::read_unit_index): Likewise.
1936 (Dwo_file::sized_read_unit_index): Likewise.
1937 (Dwo_file::copy_section): Likewise.
1938 (Dwo_file::add_unit_set): Likewise.
1939 (Dwp_output_file::add_output_section): Likewise.
1940 (Dwp_output_file::add_contribution): Likewise.
1941 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1943 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1945 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1947 (Dwp_output_file::initialize): Remove unused function.
1948 (Dwp_output_file::finalize): Add support for v2 package file format.
1949 (Dwp_output_file::write_index): Likewise.
1950 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1953 2013-03-01 Cary Coutant <ccoutant@google.com>
1955 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1956 function into class definition in header file.
1957 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1958 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1960 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1962 2013-02-28 Alan Modra <amodra@gmail.com>
1964 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1965 * target.cc (Target::do_plt_fde_location): New function.
1966 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1967 accessor function, and constructor param.
1968 (struct Post_fde, Post_fdes): Declare.
1969 (Cie::write): Add post_fdes param.
1970 * ehframe.cc (Fde::write): Use plt_fde_location.
1971 (struct Post_fde): Define.
1972 (Cie::write): Stash FDEs added post merge mapping.
1973 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1974 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1975 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1977 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1978 (Target_powerpc::has_glink): New function.
1979 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1980 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1981 glink_eh_frame_fde_32, default_fde): New data.
1982 (Stub_table::eh_frame_added_): New var.
1983 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1985 (Stub_table::add_eh_frame): New function.
1986 (Output_data_glink::add_eh_frame): New function.
1987 (Target_powerpc::make_glink_section): Call add_eh_frame.
1989 2013-02-15 Ian Lance Taylor <iant@google.com>
1991 * options.h (DEFINE_uint64_alias): Define.
1992 (class General_options): Add -Ttext-segment as an alias for
1995 2013-02-15 Alan Modra <amodra@gmail.com>
1997 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1998 (Stub_table::do_write): ..here, two places.
1999 (Stub_table::plt_call_size): Use it here too.
2001 2013-02-11 Ian Lance Taylor <iant@google.com>
2003 * descriptors.cc (Descriptors::close_all): New function.
2004 * descriptors.h (class Descriptors): Declare close_all.
2005 (close_all_descriptors): New inline function.
2006 * plugin.cc: Include "descriptors.h".
2007 (Plugin_manager::cleanup): Call close_all_descriptors.
2009 2013-02-06 Alan Modra <amodra@gmail.com>
2011 * README: Update coding style link.
2013 2013-01-28 Cary Coutant <ccoutant@google.com>
2015 * dwp.cc (File_list): New typedef.
2016 (Dwo_name_info_reader): New class.
2017 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
2018 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
2019 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
2020 (Dwo_file::read_executable): New function.
2021 (Dwo_file::read): Move common setup code to ...
2022 (Dwo_file::make_object): ... here.
2023 (dwp_options): Add --exec/-e.
2027 2013-01-24 Sriraman Tallam <tmsriram@google.com>
2029 * layout.cc (Layout::layout): Check for option text_reorder.
2030 (Layout::make_output_section): Ditto.
2031 * options.h (text_reorder): New option.
2032 * output.cc (Input_section_sort_compare): Remove special ordering
2035 Input_section_sort_section_name_special_ordering_compare::
2036 operator()): New function.
2037 (Output_section::sort_attached_input_sections): Use new sort function
2039 * output.h (Input_section_sort_section_name_special_ordering_compare):
2041 * testsuite/Makefile.am (text_section_grouping): Test option
2043 * testsuite/Makefile.in: Regenerate.
2044 * testsuite/text_section_grouping.sh: Check order of functions without
2045 default text reordering.
2047 2013-01-18 Mike Frysinger <vapier@gentoo.org>
2049 * options.h (General_options): Change default to true for new_dtags.
2051 2013-01-18 Mike Frysinger <vapier@gentoo.org>
2053 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
2054 when enable_new_dtags is false. Only add DT_RUNPATH when
2055 enable_new_dtags is true.
2057 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
2059 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
2060 used in declaration and definition consistent.
2061 (Target_powerpc::symval_for_branch): Ditto.
2063 2013-01-16 Sriraman Tallam <tmsriram@google.com>
2065 * testsuite/plugin_final_layout.cc: Fix comment.
2067 2013-01-16 Sriraman Tallam <tmsriram@google.com>
2069 * layout.cc (Layout::layout): Do not do default sorting for
2070 text sections when section ordering is specified.
2071 (make_output_section): Ditto.
2072 * testsuite/plugin_final_layout.cc: Name the function sections
2073 to catch reordering issues.
2075 2013-01-15 Alan Modra <amodra@gmail.com>
2077 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
2080 2013-01-15 Alan Modra <amodra@gmail.com>
2082 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
2083 * testsuite/Makefile.in: Regenerate.
2085 2013-01-14 Alan Modra <amodra@gmail.com>
2087 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
2088 * testsuite/Makefile.in: Regenerate.
2090 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
2093 Fix mingw gold build with plugins enabled
2094 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
2095 * configure.ac: Export DLOPEN_LIBS and add headers check.
2096 * plugin.cc: Handle non-dlfcn case.
2097 * Makefile.in: Regenerate.
2098 * config.in: Regenerate.
2099 * configure: Regenerate.
2100 * testsuite/Makefile.in: Regenerate.
2102 2013-01-09 Sriraman Tallam <tmsriram@google.com>
2104 * output.h (sort_attached_input_sections): Change to be public.
2105 * script-sections.cc
2106 (Output_section_definition::set_section_addresses): Sort
2107 attached input sections according to section order before linker
2108 script assigns section addresses.
2109 (Orphan_output_section::set_section_addresses): Sort
2110 attached input sections according to section order before linker
2111 script assigns section addresses.
2112 * Makefile.am (final_layout.sh): Use a simple linker script to
2113 check if section ordering still works.
2114 * Makefile.in: Regenerate.
2116 2013-01-09 Ben Cheng <bccheng@google.com>
2118 * arm.cc (Target_arm::attributes_accept_div): New function.
2119 (Target_arm::attributes_forbid_div): New function.
2120 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
2121 attribute using the same new functions as what bfd/elf32_arm.c
2124 2013-01-07 Cary Coutant <ccoutant@google.com>
2127 * output.cc (Output_section::add_input_section): For incremental
2128 updates, don't track input sections that are allocated from patch
2131 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
2132 Ian Lance Taylor <iant@google.com>
2135 * configure.ac (--enable-ld): Removed.
2136 (install_as_default): Set to yes only for --enable-gold=default
2138 * configure: Regenerated.
2140 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
2142 * options.h (General_options): Add -fuse-ld= for GCC linker
2143 option compatibility.
2145 2013-01-04 Cary Coutant <ccoutant@google.com>
2147 * configure.ac: Fix typo restoring CXXFLAGS.
2148 * configure: Regenerate.
2150 2013-01-04 Cary Coutant <ccoutant@google.com>
2152 * testsuite/Makefile.am (CXXLINK_S): New macro.
2153 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
2154 * testsuite/Makefile.in: Regenerate.
2156 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
2158 * version.cc (print_version): Update copyright year to 2013.
2160 2012-12-20 Ian Lance Taylor <iant@google.com>
2162 * layout.cc (Layout::special_ordering_of_input_section): New
2164 (Layout::layout): If input section requires special ordering, must
2165 sort input sections.
2166 (Layout::make_output_section): May sort .text input sections.
2167 (Layout::is_section_name_prefix_grouped): Remove.
2168 * layout.h (class Layout): Declare
2169 special_ordering_of_input_section. Don't declare
2170 is_section_name_prefix_grouped.
2171 * output.cc (Output_section::add_input_section): Revert last
2173 (Output_section::Input_section_sort::match_file_name): Don't crash
2174 if called on output section data.
2175 (Output_section::Input_section_sort_compare): Sort based on
2177 (Output_section::Input_section_sort_section_order_index_compare):
2179 (Output_section::sort_attached_input_sections): Likewise.
2181 2012-12-18 Sriraman Tallam <tmsriram@google.com>
2183 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
2184 * layout.h (Layout::is_section_name_prefix_grouped): New function.
2185 * output.cc (Output_section::add_input_section): Check if section
2186 name contains special prefix. Keep input sections to sort such
2188 (Output_section::Input_section_sort_section_order_index_compare
2189 ::operator()): Group sections according to prefixes.
2190 (Output_section::sort_attached_input_sections): Add condition to
2191 Input_section_entry constructor call.
2192 * testsuite/Makefile.am (text_section_grouping): New test.
2193 * testsuite/Makefile.in: Regenerate.
2194 * testsuite/text_section_grouping.cc: New file.
2195 * testsuite/text_section_grouping.sh: New file.
2197 2012-12-17 Nick Clifton <nickc@redhat.com>
2199 * Makefile.am: Add copyright notice.
2202 * configure.ac: Likewise.
2203 * ftruncate.c: Likewise.
2204 * Makefile.in: Regenerate.
2206 2012-12-14 Cary Coutant <ccoutant@google.com>
2208 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
2209 --no-as-needed flag.
2210 (exception_separate_shared_12_test): Likewise.
2211 (incremental_copy_test): Likewise.
2212 * testsuite/Makefile.in: Regenerate.
2214 2012-12-14 Cary Coutant <ccoutant@google.com>
2216 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
2217 (Dwp_output_file::Dwp_index::enter_set): Add assert.
2219 2012-12-12 Alan Modra <amodra@gmail.com>
2221 * powerpc.cc (class Track_tls): New.
2222 (class Relocate, class Scan): Inherit Track_tls.
2223 (Target_powerpc::Scan::local, global): Track tls optimization
2224 and avoid creating plt entry for __tls_get_addr if all uses
2226 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
2228 2012-12-12 Alan Modra <amodra@gmail.com>
2230 * options.h (General_options): Add --toc-sort/--no-toc-sort.
2231 Replace no_toc_optimize with toc_optimize.
2232 * output.h (Output_section::input_sections): Provide non-const variant.
2233 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
2234 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
2236 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
2237 (class Sort_toc_sections): New.
2238 (Target_powerpc::do_finalize_sections): Sort toc sections.
2239 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
2241 2012-12-10 Roland McGrath <mcgrathr@google.com>
2243 * testsuite/binary_unittest.cc (read_all): New function.
2244 (Sized_binary_test): Use it instead of ::read.
2245 * fileread.cc (do_read): Don't assume pread always reads the whole
2246 amount in a single call.
2248 2012-12-10 Alan Modra <amodra@gmail.com>
2250 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
2251 Set EM_PPC64 or EM_PPC here.
2252 (Target_selector_powerpc::do_recognize): Delete.
2254 2012-12-10 Alan Modra <amodra@gmail.com>
2256 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
2258 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
2260 2012-12-07 Roland McGrath <mcgrathr@google.com>
2262 * testsuite/binary_unittest.cc (Sized_binary_test):
2263 Use open_descriptor rather than ::open.
2265 2012-12-07 Alan Modra <amodra@gmail.com>
2267 * powerpc.cc (Stub_table::do_write): Delete redundant Address
2268 typedef and invalid_address constant.
2269 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
2270 instantiate constants.
2272 2012-12-06 Roland McGrath <mcgrathr@google.com>
2274 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
2275 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
2276 * aclocal.m4: Regenerate.
2277 * configure: Regenerate.
2278 * Makefile.in: Regenerate.
2279 * testsuite/Makefile.in: Regenerate.
2281 2012-12-07 Alan Modra <amodra@gmail.com>
2283 * options.h (General_options): Add no_toc_optimize.
2284 * powerpc.cc (ok_lo_toc_insn): New function.
2285 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
2287 2012-12-06 Alan Modra <amodra@gmail.com>
2289 * options.h (General_options): Add plt_align, plt_static_chain,
2290 plt_thread_safe. Update stub_group_size help text.
2291 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
2292 for new plt_thread_safe_ var.
2293 (use_plt_offset): Correct comments.
2294 (Target_powerpc::do_relax): Look for thread creation symbols to
2295 determine default plt_thread_safe value. Clear plt call stubs
2296 as well as branch stubs each iteration.
2297 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
2299 (l, hi, ha, write_insn): Move earlier.
2300 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
2301 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
2303 (Stub_table::update_size): Adjust.
2304 (Stub_table::prev_size, set_prev_size): Delete.
2305 (Stub_table::stub_align): Let --plt-align affect result.
2306 (Stub_table::plt_call_size): Calculate sizes for various stubs.
2307 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
2308 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
2309 (Stub_table::do_write): Support more stub variants.
2311 2012-12-04 Alan Modra <amodra@gmail.com>
2313 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
2314 (Target_powerpc::do_define_standard_symbols): New function.
2316 2012-12-03 Alan Modra <amodra@gmail.com>
2318 * output.h: Formatting, whitespace.
2320 2012-12-03 Alan Modra <amodra@gmail.com>
2322 * layout.h (Layout::get_executable_sections): Declare.
2323 * layout.cc (Layout::get_executable_sections): New function.
2324 * arm.cc (Target_arm::group_sections): Use it.
2325 (Arm_output_section::group_sections): Delete now redundant test.
2326 * output.cc (Output_reloc::Output_reloc): Add is_relative.
2327 param to handle relative relocs.
2328 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
2329 (Output_data_reloc::add_absolute): Adjust.
2330 (Output_data_reloc::add_relative): New function.
2331 (Output_data::reset_data_size): New function.
2332 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
2333 (Output_section::set_addralign): New function.
2334 (Output_section::checkpoint_set_addralign): New function.
2335 (Output_section::clear_section_offsets_need_adjustment): New function.
2336 (Output_section::input_sections): Make public.
2337 * powerpc.cc (class Output_data_brlt_powerpc): New.
2338 (class Stub_table, class Stub_control): New.
2339 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
2340 stub_table_, set_stub_table, stub_table): New vectors and accessor
2342 (Target_powerpc::do_may_relax, do_relax, push_branch,
2343 new_stub_table, stub_tables, brlt_section, group_sections,
2344 add_branch_lookup_table, find_branch_lookup_table,
2345 write_branch_lookup_table, make_brlt_section): New functions.
2346 (Target_powerpc::struct Sort_sections, class Branch_info): New.
2347 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
2348 branch_info_): New vars.
2349 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
2350 make call stubs here.
2351 (Output_data_glink): Remove all call stub handling from this class.
2352 (Target_powerpc::Scan::local, global): Save interesting branch
2353 relocs and relocs for ifunc. Adjust calls to plt entry functions.
2354 (Target_powerpc::do_finalize_sections): Only make reg save/restore
2355 functions on final link.
2356 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
2357 Handle long branch destinations too.
2358 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
2359 do_plt_address_for_local): Adjust lookup of plt call stubs.
2361 2012-11-30 Alan Modra <amodra@gmail.com>
2363 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
2364 relocs against protected symbols when building 32-bit shared libs.
2366 2012-11-30 Alan Modra <amodra@gmail.com>
2368 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
2369 param. Call got_section() to make .got. Update all callers
2370 and their callers and so on.
2372 2012-11-30 Alan Modra <amodra@gmail.com>
2374 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
2375 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
2376 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
2377 value if it already exists.
2379 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2382 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
2384 2012-11-14 Roland McGrath <mcgrathr@google.com>
2386 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
2387 than bfc instruction for data sandboxing.
2389 2012-11-08 Alan Modra <amodra@gmail.com>
2391 * po/POTFILES.in: Regenerate.
2393 2012-11-05 Alan Modra <amodra@gmail.com>
2395 * configure.ac: Apply 2012-09-10 change to config.in here.
2396 * configure: Regenerate.
2398 2012-11-05 Alan Modra <amodra@gmail.com>
2400 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
2401 (struct Opd_ent): Use "Address" rather than "Offset".
2402 (Output_data_got_powerpc::got_base_offset): Return Valtype.
2403 (Target_powerpc::got_section): Make public.
2404 (Target_powerpc::scan_relocs): Move code setting symbols..
2405 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
2406 Create _SDA_BASE_ only when referenced.
2408 2012-11-02 Roland McGrath <mcgrathr@google.com>
2410 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
2413 2012-11-01 Roland McGrath <mcgrathr@google.com>
2415 * target.h (Sized_target::relocate_relocs): Use Elf_Off
2416 for offset_in_output_section parameter.
2417 (Sized_target::relocate_special_relocatable): Likewise.
2418 * arm.cc (Target_arm::relocate_relocs): Likewise.
2419 (Target_arm::relocate_special_relocatable): Likewise.
2420 * i386.cc (Target_i386::relocate_relocs): Likewise.
2421 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
2422 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
2423 * target-reloc.h (relocate_relocs): Likewise.
2424 * testsuite/testfile.cc (Target_test): Likewise.
2425 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
2426 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
2428 * system.h: Move inclusion of <clocale> to after <libintl.h> in
2429 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
2431 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
2432 parameter, which is unused in the [!F_SETFD] case.
2434 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
2435 SYMNDX to off_t before comparing it to this->data_size().
2436 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
2437 * incremental.cc (Output_section_incremental_inputs::do_write):
2438 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
2440 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
2442 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
2444 * gold.cc (Target_arm::do_adjust_elf_header): Add the
2445 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
2448 2012-10-29 Cary Coutant <ccoutant@google.com>
2450 * dwp.cc (usage): Add file and exit status parameters;
2451 add --help and --version options.
2452 (print_version): New function.
2453 (main): Add --help and --version options.
2455 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2457 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
2458 final_layout_sequence.txt.
2459 * testsuite/Makefile.in: Regenerated.
2461 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2463 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
2464 COMPILE generated by automake.
2466 (CXXCOMPILE1): Likewise.
2467 (CXXLINK1): Likewise.
2468 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
2470 (CXXCOMPILE): Likewise.
2471 (CXXLINK): Likewise.
2472 * testsuite/Makefile.in: Regenerated.
2474 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2476 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
2477 on bad fwrite return.
2479 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2481 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
2484 2012-10-23 Cary Coutant <ccoutant@google.com>
2486 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
2487 * testsuite/Makefile.in: Regenerate.
2488 * testsuite/dwp_test.h: New source file.
2489 * testsuite/dwp_test_1.cc: New source file.
2490 * testsuite/dwp_test_1.s: New source file.
2491 * testsuite/dwp_test_1.sh: New source file.
2492 * testsuite/dwp_test_1b.cc: New source file.
2493 * testsuite/dwp_test_1b.s: New source file.
2494 * testsuite/dwp_test_2.cc: New source file.
2495 * testsuite/dwp_test_2.s: New source file.
2496 * testsuite/dwp_test_2.sh: New source file.
2497 * testsuite/dwp_test_main.cc: New source file.
2498 * testsuite/dwp_test_main.s: New source file.
2500 2012-10-23 Cary Coutant <ccoutant@google.com>
2502 * dwp.h: New header file.
2503 * dwp.cc: New source file.
2504 * gold.h: Move shared declarations to system.h.
2505 * system.h: New header file.
2506 * Makefile.am: Add dwp.
2507 * Makefile.in: Regenerate.
2509 2012-10-23 Cary Coutant <ccoutant@google.com>
2511 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
2512 Dwarf_info_reader::read_from_pointer.
2513 (Dwarf_pubnames_table::read_header): Likewise.
2514 (Dwarf_pubnames_table::next_name): Likewise.
2515 (Dwarf_die::read_attributes): Likewise.
2516 (Dwarf_die::skip_attributes): Likewise.
2517 (Dwarf_info_reader::read_from_pointer): New function template.
2518 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
2519 (Dwarf_pubnames_table): Likewise.
2520 (Dwarf_info_reader::read_from_pointer): New function template.
2521 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
2522 Dwarf_pubnames_table ctor.
2524 2012-10-23 Cary Coutant <ccoutant@google.com>
2526 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
2528 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
2530 (Dwarf_info_reader::set_abbrev_shndx): New method.
2531 (Dwarf_info_reader::abbrev_shndx_): New data member.
2533 2012-10-23 Cary Coutant <ccoutant@google.com>
2535 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
2536 from object, not parameters.
2537 (Dwarf_info_reader::parse): Likewise.
2538 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
2539 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
2540 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
2543 2012-10-23 Cary Coutant <ccoutant@google.com>
2545 * fileread.cc (Input_file::Input_file): New constructor.
2546 * fileread.h (class Input_file): Add new constructor.
2548 2012-10-18 Alan Modra <amodra@gmail.com>
2551 * object.cc (Relobj::is_section_name_included): Also match
2552 .sdata personality section.
2554 2012-10-18 Alan Modra <amodra@gmail.com>
2556 * target-reloc.h (class Default_comdat_behavior): New, package up..
2557 (get_comdat_behaviour): ..this.
2558 (relocate_section): Add Relocate_comdat_behavior template arg,
2559 adjust code to suit.
2560 * arm.cc (Target_arm::relocate_section): Adjust to suit.
2561 (Target_arm::scan_reloc_section): Likewise.
2562 * i386.cc (Target_i386::relocate_section): Likewise.
2563 * sparc.cc (Target_sparc::relocate_section): Likewise.
2564 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
2565 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
2566 * powerpc.cc (class Relocate_comdat_behavior): New.
2567 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
2568 gold::relocate_section with new template arg.
2570 2012-10-18 Alan Modra <amodra@gmail.com>
2572 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
2573 dynamic relocs for GOT_TPREL got entries, without symbol if
2575 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
2576 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
2577 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
2579 2012-10-17 Alan Modra <amodra@gmail.com>
2582 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
2584 2012-10-16 Sriraman Tallam <tmsriram@google.com>
2586 * layout.cc (Layout::include_section): Keep sections marked
2587 SHF_EXCLUDE when doing relocatable links.
2589 2012-10-16 Alan Modra <amodra@gmail.com>
2591 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
2592 (Target_powerpc::do_finalize_sections): Call it.
2593 (Output_data_save_res): New class and supporting functions.
2594 (Target_powerpc::symval_for_branch): Only look up .opd entry for
2595 normal symbols defined in object files.
2597 2012-10-12 Alan Modra <amodra@gmail.com>
2599 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
2600 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
2601 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
2602 section if scan_opd_relocs not yet called.
2603 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
2605 2012-10-12 Alan Modra <amodra@gmail.com>
2607 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2608 add_local_ifunc_entry): Revert last change.
2609 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
2611 2012-10-05 Alan Modra <amodra@gmail.com>
2613 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
2614 do_plt_address_for_global): New functions.
2615 (Output_data_got_powerpc::do_write): Don't segfault when linking
2617 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2618 add_local_ifunc_entry): Return true on adding entry..
2619 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
2620 glink->add_entry call. Remove unused symtab param. Adjust calls.
2621 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
2622 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
2623 set up symbols here.
2624 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
2625 syms here. Do so even when no .iplt. Don't segfault when linking
2627 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
2628 new variants without reloc param.
2629 (Glink_sym_ent::Glink_sym_ent): Likewise.
2630 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
2631 reloc when refs will resolve to plt call stub.
2632 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
2633 R_PPC_PLTREL24 to resolve locally.
2634 (Target_powerpc::Scan::global): Correct ifunc handling.
2635 (Target_powerpc::Relocate::relocate): Correct local sym glink
2636 lookup. Don't destroy "value" when we have a plt call stub,
2637 and when checking plt call validity.
2638 (Target_powerpc::do_dynsym_value): Simplify.
2640 2012-10-05 Alan Modra <amodra@gmail.com>
2642 * i386.cc (Output_data_plt_i386::address_for_global,
2643 address_for_local): Add plt offset to returned value. Adjust uses.
2644 * sparc.cc (Output_data_plt_sparc::address_for_global,
2645 address_for_local): Likewise.
2646 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
2647 address_for_local): Likewise.
2648 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
2649 address_for_local): Likewise.
2650 * target.h (Target::plt_address_for_global, plt_address_for_local):
2652 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
2653 (Output_data_got::Got_entry::write): Nor here.
2654 * output.h: Comment fix.
2656 2012-10-02 Jiong Wang <jiwang@tilera.com>
2658 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
2659 global_offset_table_ value for larget got.
2660 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
2662 2012-09-29 Alan Modra <amodra@gmail.com>
2664 * powerpc.cc (Target_powerpc::iplt_): New output section.
2665 (Target_powerpc::iplt_section, make_iplt_section,
2666 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
2667 (Target_powerpc::make_plt_entry): Handle ifunc syms.
2668 Target_powerpc::plt_entry_count): Count iplt entries too.
2669 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
2670 reloc section in constructor. New params.
2671 (Target_powerpc::make_plt_section): Create reloc section here instead.
2672 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
2674 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
2675 (Output_data_glink::add_entry, find_entry): New functions to
2676 deal with local syms.
2677 (Glink_sym_ent): Add support for local syms.
2678 (Output_data_glink::do_write): Handle ifunc plt entries.
2679 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2680 (Target_powerpc::Scan::local, global): Handle ifunc syms.
2681 (Target_powerpc::Relocate::relocate): Likewise.
2682 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
2684 2012-09-25 Alan Modra <amodra@gmail.com>
2686 * object.h (Sized_relobj_file::adjust_local_symbol,
2687 do_adjust_local_symbol): New functions.
2688 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
2689 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
2690 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
2691 and irregular opd entry spacing.
2692 (Powerpc_relobj::do_read_relocs): Add opd size checks.
2693 (Global_symbol_visitor_opd): New functor.
2694 (Target_powerpc::do_finalize_sections): Omit global symbols defined
2695 on deleted opd entries.
2697 2012-09-15 Jiong Wang <jiwang@tilera.com>
2699 * tilegx.cc: New file.
2700 * Makefile.am (TARGETSOURCES): Add tilegx.cc
2701 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
2702 * configure.tgt: Add entries for tilegx*.
2703 * configure.ac: Likewise.
2704 * Makefile.in: Rebuild.
2705 * configure: Likewise.
2706 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
2709 2012-09-13 Alan Modra <amodra@gmail.com>
2711 * target-reloc.h (scan_relocs): Call scan.local for relocs
2712 against symbols in discarded sections. Pass is_discarded
2714 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
2715 Add is_discarded param.
2716 * powerpc (Target_powerpc::Scan::local): Likewise. Use
2717 is_discarded to flag opd entry as discarded. Don't emit dyn
2718 relocs on such entries.
2719 (Target_powerpc::Scan::global): Similarly detect and handle
2721 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
2722 opd_ent_. Update all uses.
2723 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
2724 (Target_powerpc::relocate_section): Zero out discarded opd
2727 2012-09-12 Ian Lance Taylor <iant@google.com>
2730 * output.cc: Rename Output_data_got template parameter from size
2731 to got_size for all functions. Compile all variants of
2733 (Output_data_got::Got_entry::write): Correct use of size for
2734 symbol value. Use local_is_tls rather than casting to
2736 * object.h (class Object): Add local_is_tls and do_local_is_tls.
2737 (class Sized_relobj_file): Add do_local_is_tls.
2738 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
2740 2012-09-11 Alan Modra <amodra@gmail.com>
2743 * layout.cc (Layout::set_segment_offsets): When using
2744 common-page-size alignment, ensure we are on a new max-page-size
2746 * output.cc (Output_segment::set_section_addresses): Use
2747 abi_pagesize, not common_pagesize for relro boundary.
2748 (Output_segment::set_offset): Likewise.
2750 2012-09-11 Alan Modra <amodra@gmail.com>
2752 * output.h (Output_data_got::add_global_tls, add_local_tls,
2753 add_local_tls_pair): New functions.
2754 (Output_data_got::add_local_pair_with_rel): Remove second
2755 reloc param. Expand comment.
2756 (Output_data_got::Got_entry): Rename use_plt_offset_ to
2757 use_plt_or_tls_offset_, similarly for constructor param.
2758 (Output_data_got::Got_entry::write): Add got_index param.
2759 * output.cc (Output_data_got::add_global_tls, add_local_tls,
2760 add_local_tls_pair): New functions.
2761 (Output_data_got::Got_entry::write): Handle tls symbols
2762 with use_plt_or_tls_offset_ set specially.
2763 (Output_data_got::add_local_pair_with_rel): Only one reloc.
2764 (Output_data_got::do_write): Replace iterator with index, pass
2765 index to entry write function.
2766 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
2767 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
2768 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
2770 * i386.cc (Target_i386::Scan::local): Likewise.
2771 * sparc.cc (Target_sparc::Scan::local): Likewise.
2772 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
2773 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
2774 do_tls_offset_for_global): New functions.
2775 (Target_powerpc::Scan::local): Correct TLS relocations and got
2777 (Target_powerpc::Scan::global): Don't emit unnecessary
2778 dynamic relocations on TLS GOT entries.
2780 2012-09-10 Matthias Klose <doko@ubuntu.com>
2782 * config.in: Disable sanity check for kfreebsd.
2784 2012-09-10 Sterling Augustine <saugustine@google.com>
2786 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2787 (Gdb_index::pubtypes_read): New parameter.
2788 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2790 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2793 2012-09-09 Alan Modra <amodra@gmail.com>
2795 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2796 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2797 * gc.h (gc_process_relocs): Call target gc_add_reference.
2798 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2799 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2800 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2802 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2803 to cater for when we don't need code offset. Update use.
2804 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2805 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2806 set_opd_valid): New functions.
2807 (Target_powerpc::do_gc_add_reference): New function.
2808 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2810 (Target_powerpc::do_gc_mark_symbol): New function.
2812 2012-09-06 Cary Coutant <ccoutant@google.com>
2814 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2815 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2816 (Dwarf_die::skip_attributes): Likewise.
2817 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2818 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2820 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2822 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2824 * testsuite/script_test_3.t: Add .got.plt output section
2826 * testsuite/script_test_4.t: Likewise.
2828 2012-09-05 Alan Modra <amodra@gmail.com>
2830 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2831 update all uses and lose "enum" when using type.
2833 2012-09-05 Alan Modra <amodra@gmail.com>
2835 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2836 * configure: Regenerate.
2837 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2838 (plugin_final_layout.stdout): Likewise.
2839 (memory_test): Set page sizes to 0x1000.
2840 * testsuite/Makefile.in: Regenerate.
2841 * testsuite/discard_locals_test.sh: Add FIXME comment.
2842 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2843 * testsuite/pr14265.t: Add .got output section statement.
2844 * testsuite/script_test_2.t: Likewise.
2845 * testsuite/script_test_3.t: Likewise.
2846 * testsuite/script_test_4.t: Likewise.
2847 * testsuite/script_test_5.t: Likewise.
2848 * testsuite/script_test_6.t: Likewise.
2849 * testsuite/script_test_7.t: Likewise.
2850 * testsuite/script_test_9.t: Likewise.
2852 2012-09-05 Alan Modra <amodra@gmail.com>
2854 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2855 (Powerpc_relocate_functions::Status): New typedef.
2856 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2857 (Target_powerpc::Scan::local): Handle REL64.
2858 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2859 for REL32 and REL64.
2860 (Target_powerpc::symval_for_branch): New function, extracted from..
2861 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2862 checks. Report overflow errors.
2864 2012-09-05 Alan Modra <amodra@gmail.com>
2866 * object.h (Sized_relobj_file::emit_relocs): Delete.
2867 (Sized_relobj_file::emit_relocs_reltype): Delete.
2868 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2869 relocate_relocs for --emit-relocs.
2870 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2871 * output.h: Update comment.
2872 (Output_segment::first_section): New function.
2873 (Output_segment::first_section_load_address): Use first_section.
2874 * output.cc (Output_segment::first_section): New function extracted..
2875 (Output_segment::first_section_load_address): ..from here. Delete.
2876 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2877 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2878 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2879 adjust call to target.h function.
2880 * i386.cc (Target_i386): Likewise.
2881 * sparc.cc (Target_sparc): Likewise.
2882 * x86_64.cc (Target_x86_64): Likewise.
2883 * powerpc.cc (Target_powerpc): Likewise.
2884 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2885 first tls section has section symbol for optimised local dynamic
2887 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2888 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2890 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2891 Rename to relocate_relocs. Update error message.
2893 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2895 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2898 2012-08-31 Alan Modra <amodra@gmail.com>
2900 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2901 (Powerpc_relobj::toc_base_offset): New stub function.
2902 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2903 got_mod_index_offset to tlsld_got_offset. Update all refs.
2904 (Target_powerpc::Relocate::enum skip_tls): New.
2905 (Target_powerpc::call_tls_get_addr_): New var.
2906 (Target_powerpc::is_branch_reloc): Move to file scope.
2907 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2908 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2910 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2911 (powerpc_info): Correct common_pagesize for ppc64.
2912 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2913 (Powerpc_relocate_functions): Add overflow check enums and functions.
2914 Add non-shift version of rela, rela_ua. Delete all rel public
2915 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2916 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2917 addr16_ha3, addr14 functions.
2918 (Output_data_got_powerpc::add_constant_pair): New function.
2919 (Output_data_got_powerpc::got_base_offset): Likewise.
2920 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2921 (instruction constants): Sort, add some more.
2922 (Output_data_glink::do_write): Add and use Address typedef. Use
2923 object->toc_base_offset() stub for 64-bit.
2924 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2925 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2926 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2927 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2928 Always treat .opd relocs as against locally defined symbol.
2929 Correct condition for RELATIVE relocs.
2930 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2931 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2932 for 32-bit syms with a plt entry. Correct ppc64 toc base
2933 calculations. Handle TLS relocs, and more. Add overflow
2934 checking and adjust for Powerpc_relocate_functions changes.
2935 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2936 Reinstate --emit-relocs code with FIXME.
2938 2012-08-30 Alan Modra <amodra@gmail.com>
2940 * layout.cc (Layout::set_segment_offsets): Set p_align to
2941 abi_pagesize, not common_pagesize.
2942 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2943 to determine whether file header can go in segment.
2945 2012-08-30 Alan Modra <amodra@gmail.com>
2947 * output.h (Output_reloc::Output_reloc <output section>): Add
2948 is_relative param. Adjust calls.
2949 (Output_reloc::add_output_section_relative): New functions.
2950 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2952 (Output_reloc::symbol_value): Handle SECTION_CODE.
2954 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2956 * gold.cc (queue_middle_tasks): Call layout again when unique
2957 segments for sections is desired.
2958 * layout.cc (Layout::Layout): Initialize new members.
2959 (Layout::get_output_section_flags): New function.
2960 (Layout::choose_output_section): Call get_output_section_flags.
2961 (Layout::layout): Make output section for mapping to a unique segment.
2962 (Layout::insert_section_segment_map): New function.
2963 (Layout::attach_allocated_section_to_segment): Make unique segment for
2964 output sections marked so.
2965 (Layout::segment_precedes): Check for unique segments when sorting.
2966 * layout.h (Layout::Unique_segment_info): New struct.
2967 (Layout::Section_segment_map): New typedef.
2968 (Layout::insert_section_segment_map): New function.
2969 (Layout::get_output_section_flags): New function.
2970 (Layout::is_unique_segment_for_sections_specified): New function.
2971 (Layout::set_unique_segment_for_sections_specified): New function.
2972 (Layout::unique_segment_for_sections_specified_): New member.
2973 (Layout::section_segment_map_): New member.
2974 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2975 Rename is_gc_pass_one to is_pass_one.
2976 Rename is_gc_pass_two to is_pass_two.
2977 Rename is_gc_or_icf to is_two_pass.
2978 Check for which pass based on whether symbols data is present.
2979 Make it two pass when unique segments for sections is desired.
2980 * output.cc (Output_section::Output_section): Initialize new
2982 * output.h (Output_section::is_unique_segment): New function.
2983 (Output_section::set_is_unique_segment): New function.
2984 (Output_section::is_unique_segment_): New member.
2985 (Output_section::extra_segment_flags): New function.
2986 (Output_section::set_extra_segment_flags): New function.
2987 (Output_section::extra_segment_flags_): New member.
2988 (Output_section::segment_alignment): New function.
2989 (Output_section::set_segment_alignment): New function.
2990 (Output_section::segment_alignment_): New member.
2991 (Output_segment::Output_segment): Initialize is_unique_segment_.
2992 (Output_segment::is_unique_segment): New function.
2993 (Output_segment::set_is_unique_segment): New function.
2994 (Output_segment::is_unique_segment_): New member.
2995 * plugin.cc (allow_unique_segment_for_sections): New function.
2996 (unique_segment_for_sections): New function.
2997 (Plugin::load): Add new functions to transfer vector.
2998 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2999 * Makefile.in: Regenerate.
3000 * testsuite/plugin_final_layout.sh: Check if unique segment
3001 functionality works.
3002 * testsuite/plugin_section_order.c (onload): Check if new interfaces
3004 (allow_unique_segment_for_sections): New global.
3005 (unique_segment_for_sections): New global.
3006 (claim_file_hook): Call allow_unique_segment_for_sections.
3007 (all_symbols_read_hook): Call unique_segment_for_sections.
3009 2012-08-22 Cary Coutant <ccoutant@google.com>
3011 * layout.cc (Layout::include_section): Don't assert on GROUP
3012 sections with --emit-relocs.
3014 2012-08-21 Cary Coutant <ccoutant@google.com>
3016 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
3017 if --export-dynamic-symbol names an undef symbol.
3019 2012-08-18 Alan Modra <amodra@gmail.com>
3021 * powerpc.cc: Formatting and white space.
3022 (Powerpc_relobj): Rename got2_section_ to special_.
3023 Add opd_ent_shndx_ and opd_ent_off_ vectors.
3024 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
3025 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
3026 (Target_powerpc): Add Address typedef and invalid_address. Use
3028 (Target_powerpc::is_branch_reloc): New function.
3029 (Powerpc_relocate_functions): Add Address typedef, use throughout.
3030 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
3031 for dst_mask, value and addend.
3032 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
3033 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
3034 (Output_data_glink::do_write): Correct toc base. Don't try to use
3035 uint16_t for 24-bit offset. Use get_output_section_offset and
3037 (Target_powerpc::Scan::local): Handle more relocs.
3038 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
3039 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
3040 Plug in toc restoring insn after plt calls. Translate branches
3041 to function descriptor symbols to corresponding entry point.
3042 (Target_powerpc::relocate_for_relocatable): Check return from
3043 get_output_section_offset.
3044 * symtab.h: Comment typo.
3046 2012-08-14 Ian Lance Taylor <iant@google.com>
3048 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
3049 unsupported_relocal_local to call unsupported_reloc_global.
3051 2012-08-14 Nick Clifton <nickc@redhat.com>
3054 * script-sections.cc (Sections_element::output_section_name): Add
3055 keep return parameter.
3056 (Output_section_element::match_name): Add keep return parameter.
3057 Return the value of the keep_ member.
3058 * script-sections.h (class Output_section): Update
3059 output_section_name prototype.
3060 * layout.cc (Layout::keep_input_section): New public member
3062 (Layout::choose_output_section): Pass keep parameter to
3063 output_section_name.
3064 * layout.h (class Layout): Add keep_input_section.
3065 * object.cc (Sized_relobj_file::do_layout): Check for kept input
3067 * testsuite/Makefile.am: Add a test.
3068 * testsuite/Makefile.in: Regenerate.
3069 * testsuite/pr14265.c: Source file for the test.
3070 * testsuite/pr14265.t: Linker script for the test.
3071 * testsuite/pr14265.sh: Shell script for the test.
3073 2012-08-14 Alan Modra <amodra@gmail.com>
3075 * target.h (Target::output_section_name): New function.
3076 (Target::do_output_section_name): New function.
3077 * layout.cc (Layout::choose_output_section): Call the above.
3078 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
3080 2012-08-14 Alan Modra <amodra@gmail.com>
3082 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
3083 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
3084 for replace_constant call.
3085 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
3086 (Output_data_glink::do_print_to_mapfile): New function.
3087 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
3088 (Target_powerpc::Relocate::relocate): Likewise.
3090 2012-08-14 Alan Modra <amodra@gmail.com>
3092 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
3093 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
3094 (Output_data_glink::add_entry,find_entry): Remove shndx param.
3095 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
3096 all references to shndx_. Handle special case for R_PPC_PLTREL24
3098 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
3099 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
3100 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
3102 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
3103 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
3105 2012-08-12 Alan Modra <amodra@gmail.com>
3107 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
3108 (glink insn constants): Use uint32_t.
3109 (Output_data_glink::add_entry): Use insert, not [] operator.
3111 2012-08-11 Alan Modra <amodra@gmail.com>
3113 * object.h (Sized_relobj_file::find_shdr): New function.
3114 (Sized_relobj_file::find_special_sections): New function.
3115 * object.cc (Sized_relobj_file::find_shdr): New function.
3116 (Sized_relobj_file::find_eh_frame): Use find_shdr.
3117 (Sized_relobj_file::find_special_sections): New function, split out..
3118 (Sized_relobj_file::do_read_symbols): ..from here.
3119 * output.h (Output_data_got::replace_constant): New function.
3120 (Output_data_got::num_entries): New function.
3121 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
3122 (Output_data_got::got_offset): Protected rather than private.
3123 (Output_data_got::replace_got_entry): New function.
3124 * output.cc (Output_data_got::replace_got_entry): New function.
3125 * powerpc.cc (class Powerpc_relobj): New.
3126 (class Powerpc_relocate_functions): Delete all psymval variants or
3127 convert to value,addend type. Delete pcrela, pcrela_unaligned.
3128 Implement _ha functions using corresponding _hi function.
3129 (Powerpc_relobj::find_special_sections): New function.
3130 (Target_powerpc::do_make_elf_object): New function.
3131 (class Output_data_got_powerpc): New.
3132 (class Output_data_glink): New.
3133 (class Powerpc_scan_relocatable_reloc): New.
3134 Many more changes througout file.
3136 2012-08-09 Nick Clifton <nickc@redhat.com>
3138 * po/vi.po: Updated Vietnamese translation.
3140 2012-08-07 Ian Lance Taylor <iant@google.com>
3142 * layout.cc (Layout::add_target_dynamic_tags): If
3143 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
3146 2012-07-30 Nick Clifton <nickc@redhat.com>
3148 * po/gold.pot: Updated template.
3149 * po/es.po: Updated Spanish translation.
3151 2012-07-18 Cary Coutant <ccoutant@google.com>
3154 * configure.ac: Add check for -gpubnames support.
3155 * configure: Regenerate.
3156 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
3157 support; force -gno-pubnames.
3158 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
3160 (gdb_index_test_4): New test.
3161 * testsuite/Makefile.in: Regenerate.
3162 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
3163 * testsuite/gdb_index_test_2.sh: Likewise.
3164 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
3165 * testsuite/gdb_index_test_4.sh: New script.
3166 * testsuite/gdb_index_test_comm.sh: New script with common code;
3167 don't look for space after colon.
3169 2012-07-16 Sriraman Tallam <tmsriram@google.com>
3171 * gold.cc (queue_middle_tasks): Update function order only after
3172 deferred objects due to plugins are processed.
3174 2012-07-11 Ian Lance Taylor <iant@google.com>
3176 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
3177 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
3178 (Target_arm::scan_reloc_for_stub): Likewise.
3179 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
3180 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
3181 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
3182 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
3183 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
3185 2012-07-10 Dodji Seketeli <dodji@redhat.com>
3186 Ian Lance Taylor <iant@google.com>
3189 * configure.ac: Test whether std::tr1::hash<off_t> works.
3190 * gold.h: Add a specialization for std::tr1::hash<off_t> if
3192 * output.h (class Output_fill): Add virtual destructor.
3193 * configure, config.in: Rebuild.
3195 2012-06-22 Roland McGrath <mcgrathr@google.com>
3197 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
3199 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
3201 * plugin.cc (Plugin::load): Handle position independent executables.
3203 2012-06-06 Cary Coutant <ccoutant@google.com>
3205 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
3207 (lines_only_debug_sections): Likewise.
3208 (gdb_fast_lookup_sections): New static array.
3209 (is_gdb_debug_section): Rename formal parameter.
3210 (is_lines_only_debug_section): Likewise.
3211 (is_gdb_fast_lookup_section): New function.
3212 (Layout::include_section): Check for ".zdebug_" prefix; pass
3213 section name suffix to is_gdb_debug_section, et al.; check for
3214 fast-lookup sections when building .gdb_index.
3215 * options.h (--strip-debug-gdb): Update GDB version number.
3217 2012-06-06 Cary Coutant <ccoutant@google.com>
3219 * configure.ac: Add check for fallocate.
3220 * configure: Regenerate.
3221 * config.in: Regenerate.
3223 * options.h (class General_options): Add --mmap-output-file and
3224 --posix-fallocate options.
3225 * output.cc: (posix_fallocate): Remove; replace with...
3226 (gold_fallocate): New function.
3227 (Output_file::map_no_anonymous): Call gold_fallocate.
3228 (Output_file::map): Check --mmap-output-file option.
3230 2012-06-05 Jing Yu <jingyu@google.com>
3232 * gold.h (textdomain): Add do {} to empty while(0).
3233 (bindtextdomain): Likewise.
3235 2012-06-04 Cary Coutant <ccoutant@google.com>
3237 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
3240 2012-05-25 Sriraman Tallam <tmsriram@google.com>
3242 * symtab.cc (Symbol_table::define_special_symbol):
3243 Initialize *poldsym to prevent uninitialized variable errors.
3245 2012-05-23 Cary Coutant <ccoutant@google.com>
3247 * layout.cc (Layout::section_name_mapping): Add rules to handle
3248 exact match on .data.rel.ro.local or .data.rel.ro.
3249 (Layout::output_section_name): Check for exact matches.
3251 2012-05-23 Cary Coutant <ccoutant@google.com>
3253 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
3256 2012-05-22 Cary Coutant <ccoutant@google.com>
3258 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
3259 object before exporting symbol.
3261 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3263 * testsuite/tls_test.cc: Include "config.h" first.
3264 * testsuite/tls_test_c.c: Likewise.
3266 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
3267 Nick Clifton <nickc@redhat.com>
3270 * configure.in: Add check that sysdep.h has been included before
3271 any system header files.
3272 * configure: Regenerate.
3273 * config.in: Regenerate.
3275 2012-05-14 Cary Coutant <ccoutant@google.com>
3277 * layout.cc (Layout::make_output_section): Mark .tdata section
3279 * testsuite/relro_test.cc: Add a TLS variable.
3281 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
3284 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
3285 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
3288 2012-05-08 Cary Coutant <ccoutant@google.com>
3290 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
3291 (lines_only_debug_sections): Likewise.
3293 2012-05-02 Roland McGrath <mcgrathr@google.com>
3295 * nacl.cc: New file.
3297 * Makefile.am (CCFILES, HFILES): Add them.
3298 * Makefile.in: Regenerate.
3299 * i386.cc (Output_data_plt_i386_nacl): New class.
3300 (Output_data_plt_i386_nacl_exec): New class.
3301 (Output_data_plt_i386_nacl_dyn): New class.
3302 (Target_i386_nacl): New class.
3303 (Target_selector_i386_nacl): New class.
3304 (target_selector_i386): Use it instead of Target_selector_i386.
3305 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
3306 (Target_x86_64_nacl): New class.
3307 (Target_selector_x86_64_nacl): New class.
3308 (target_selector_x86_64, target_selector_x32): Use it instead of
3309 Target_selector_x86_64.
3310 * arm.cc (Output_data_plt_arm_nacl): New class.
3311 (Target_arm_nacl): New class.
3312 (Target_selector_arm_nacl): New class.
3313 (target_selector_arm, target_selector_armbe): Use it instead of
3314 Target_selector_arm.
3316 * target-select.cc (select_target): Take new Input_file* and off_t
3317 arguments, pass them on to recognize method of selector.
3318 * object.cc (make_elf_sized_object): Update caller.
3319 * parameters.cc (parameters_force_valid_target): Likewise.
3320 * incremental.cc (make_sized_incremental_binary): Likewise.
3321 * target-select.h: Update decl.
3322 (Target_selector::recognize): Take new Input_file* argument,
3323 pass it on to do_recognize.
3324 (Target_selector::do_recognize): Take new Input_file* argument.
3325 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
3326 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
3327 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
3328 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
3330 * target.h (Target::Target_info): New members isolate_execinstr
3332 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
3333 * arm.cc (Target_arm::arm_info): Update initializer.
3334 * i386.cc (Target_i386::i386_info): Likewise.
3335 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
3336 * sparc.cc (Target_sparc::sparc_info): Likewise.
3337 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3338 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
3339 * layout.cc (Layout::attach_allocated_section_to_segment):
3340 Take new const Target* argument. If target->isolate_execinstr(), act
3342 (Layout::find_first_load_seg): Take new const Target* argument;
3343 if target->isolate_execinstr(), reject PF_X segments.
3344 (Layout::relaxation_loop_body): Update caller.
3345 (Layout::set_segment_offsets): If target->isolate_execinstr(),
3346 reset file offset to zero when we hit LOAD_SEG, and then do a second
3347 loop over the segments before LOAD_SEG to reassign offsets after
3348 addresses have been determined. Handle target->rosegment_gap().
3349 (Layout::attach_section_to_segment): Take new const Target* argument;
3350 pass it to attach_allocated_section_to_segment.
3351 (Layout::make_output_section): Update caller.
3352 (Layout::attach_sections_to_segments): Take new const Target* argument;
3353 pass it to attach_section_to_segment.
3354 * gold.cc (queue_middle_tasks): Update caller.
3355 * layout.h (Layout): Update method decls with new arguments.
3357 * arm.cc (Target_arm::Target_arm): Take optional argument for the
3358 Target_info pointer to use.
3359 (Target_arm::do_make_data_plt): New virtual method.
3360 (Target_arm::make_data_plt): New method that calls it.
3361 (Target_arm::make_plt_entry): Use it.
3362 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
3363 for the section alignment.
3364 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
3366 (Output_data_plt_arm::first_plt_entry_offset): Call it.
3367 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
3369 (Output_data_plt_arm::get_plt_entry_size): Call it.
3370 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
3371 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
3372 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
3374 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
3375 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
3376 method instead of sizeof(plt_entry).
3377 (Output_data_plt_arm::add_entry): Likewise.
3378 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
3379 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
3381 (Target_arm::plt_entry_size): Likewise.
3382 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
3384 (Output_data_plt_arm_standard): ... here, new class.
3385 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
3386 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
3387 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
3389 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3390 Take additional argument for the PLT entry size.
3391 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
3392 Use get_plt_entry_size method rather than plt_entry_size variable.
3393 (Output_data_plt_x86_64::reserve_slot): Likewise.
3394 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
3395 (Output_data_plt_x86_64::add_entry): Likewise.
3396 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
3397 (Output_data_plt_x86_64::address_for_global): Likewise.
3398 (Output_data_plt_x86_64::address_for_local): Likewise.
3399 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3400 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
3401 Make method non-static.
3402 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
3404 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
3405 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
3406 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
3407 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
3409 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
3410 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
3412 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
3413 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
3415 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
3416 (Output_data_plt_x86_64::plt_entry_size)
3417 (Output_data_plt_x86_64::first_plt_entry)
3418 (Output_data_plt_x86_64::plt_entry)
3419 (Output_data_plt_x86_64::tlsdesc_plt_entry)
3420 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
3421 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
3422 (Output_data_plt_x86_64_standard): ... here, new class.
3423 (Target_x86_64::Target_x86_64): Take optional argument for the
3424 Target_info pointer to use.
3425 (Target_x86_64::do_make_data_plt): New virtual method.
3426 (Target_x86_64::make_data_plt): New method to call it.
3427 (Target_x86_64::init_got_plt_for_update): Use that.
3428 Call this->plt_->add_eh_frame method here.
3429 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
3430 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
3431 rather than static method.
3432 (Target_x86_64::plt_entry_size): Likewise.
3433 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
3434 rather than plt_entry_size variable. Move guts of PLT filling to...
3435 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
3436 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
3437 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
3439 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
3440 additional argument for the section alignment.
3441 Don't do add_eh_frame_for_plt here.
3442 (Output_data_plt_i386::first_plt_entry_offset): Make the method
3443 non-static. Use get_plt_entry_size method rather than plt_entry_size
3445 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
3447 (Output_data_plt_i386::get_plt_entry_size): Call it.
3448 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
3449 (Output_data_plt_i386::add_eh_frame): New method to call it.
3450 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
3452 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
3453 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
3455 (Output_data_plt_i386::fill_plt_entry): New method to call it.
3456 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
3457 method instead of plt_entry_size.
3458 (Output_data_plt_i386::plt_entry_size)
3459 (Output_data_plt_i386::plt_eh_frame_fde_size)
3460 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
3461 (Output_data_plt_i386_standard): ... here, new class.
3462 (Output_data_plt_i386_exec): New class.
3463 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
3464 (Output_data_plt_i386_exec::first_plt_entry): ... here.
3465 (Output_data_plt_i386::exec_plt_entry): Move to ...
3466 (Output_data_plt_i386_exec::plt_entry): ... here.
3467 (Output_data_plt_i386_dyn): New class.
3468 (Output_data_plt_i386::first_plt_entry): Move to ...
3469 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
3470 (Output_data_plt_i386::dyn_plt_entry): Move to ...
3471 (Output_data_plt_i386_dyn::plt_entry): ... here.
3472 (Target_i386::Target_i386): Take optional argument for the Target_info
3474 (Target_i386::do_make_data_plt): New virtual method.
3475 (Target_i386::make_data_plt): New method to call it.
3476 (Target_i386::make_plt_section): Use that.
3477 Call this->plt_->add_eh_frame method here.
3478 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
3479 rather than plt_entry_size variable.
3480 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
3481 (Output_data_plt_i386::address_for_local): Likewise.
3482 (Output_data_plt_i386::do_write): Likewise.
3483 Move guts of PLT filling to...
3484 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
3485 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
3486 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
3487 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
3489 2012-05-01 Cary Coutant <ccoutant@google.com>
3491 * dwarf_reader.cc (Dwarf_die::read_attributes)
3492 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
3493 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
3494 * reduced_debug_output.cc
3495 (Output_reduced_debug_info_section::get_die_end): Remove
3496 DW_FORM_GNU_ref_index. Add default case.
3498 2012-04-26 Mark Wielaard <mjw@redhat.com>
3500 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
3501 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
3502 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
3503 DW_AT_high_pc as offset from DW_AT_low_pc.
3505 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
3506 * testsuite/Makefile.in: Regenerate.
3507 * testsuite/gdb_index_test_3.c: New test source file.
3508 * testsuite/gdb_index_test_3.sh: New test source file.
3510 2012-04-25 Ian Lance Taylor <iant@google.com>
3512 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
3514 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
3515 as a class, not a struct.
3516 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
3517 (Target_arm::apply_cortex_a8_workaround): Likewise.
3518 * gc.h: Declare Reloc_types as a struct, not a class.
3519 * object.h: Declare Symbols_data as a struct.
3520 * reloc.h: Declare Read_relocs_data as a struct.
3521 * target.h: Declare Relocate_info as a struct.
3523 2012-04-24 David S. Miller <davem@davemloft.net>
3525 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
3526 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
3529 2012-04-24 Cary Coutant <ccoutant@google.com>
3531 * incremental-dump.cc (find_input_containing_global): Replace
3532 magic number with symbolic constant.
3533 (dump_incremental_inputs): Update version number.
3534 * incremental.cc (Output_section_incremental_inputs): Update version
3535 number; import symbolic constants from Incremental_inputs_reader.
3536 (Incremental_inputs::create_data_sections): Align relocations
3537 section correctly for 64-bit targets.
3538 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
3539 constants; add padding.
3540 (Output_section_incremental_inputs::write_header): Add assert for
3542 (Output_section_incremental_inputs::write_input_files): Add assert
3543 for input_entry_size.
3544 (Output_section_incremental_inputs::write_info_blocks): Add padding;
3545 add assert for object_info_size, input_section_entry_size,
3546 global_sym_entry_size.
3547 * incremental.h (Incremental_inputs_reader): Add symbolic constants
3548 for data structure sizes; use them.
3549 (Incremental_input_entry_reader): Import symbolic constants from
3550 Incremental_inputs_reader; use them.
3552 2012-04-23 David S. Miller <davem@davemloft.net>
3554 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
3556 (Target_sparc::Target_sparc): Initialize new fields.
3557 (Target_sparc::do_make_elf_object): New function.
3558 (Target_sparc::do_adjust_elf_header): New function.
3560 2012-04-23 Cary Coutant <ccoutant@google.com>
3562 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
3563 CU range table of gdb index.
3565 2012-04-20 David S. Miller <davem@davemloft.net>
3567 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
3570 2012-04-16 David S. Miller <davem@davemloft.net>
3572 * sparc.cc (Target_sparc::got_address): New function.
3573 (Sparc_relocate_functions::gdop_hix22): New function.
3574 (Sparc_relocate_functions::gdop_lox10): New function.
3575 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
3577 (Target_sparc::Scan::local): Likewise if the global symbol is not
3578 preemptible and is not IFUNC.
3579 (Target_sparc::Relocate::relocate): Perform GOTDATA code
3580 transformations for local and non-preemptible non-IFUNC global
3583 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
3584 writing out 64-bit part of ranges.
3586 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
3587 -fpic and -fpie respectively.
3588 * Makefile.in: Regenerate.
3590 * sparc.cc (class Target_sparc): Add rela_ifunc_.
3591 (Target_sparc::Target_sparc): Initialize new field.
3592 (Target_sparc::do_plt_section_for_global): New function.
3593 (Target_sparc::do_plt_section_for_local): New function.
3594 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
3595 (Target_sparc::make_plt_section): New function, broken out of
3596 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
3597 (Target_sparc::make_plt_entry): Call make_plt_section.
3598 (Target_sparc::make_local_ifunc_plt_entry): New function.
3599 (Target_sparc::rela_ifunc_section): New function.
3600 (Target_sparc::plt_section): Remove const.
3601 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
3602 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
3603 and ifunc_count_ fields.
3604 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
3605 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
3606 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
3607 (Output_data_plt_sparc::rela_ifunc): New function.
3608 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
3609 (Output_data_plt_sparc::has_ifunc_section): New function.
3610 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
3611 (Output_data_plt_sparc::address_for_global): New function.
3612 (Output_data_plt_sparc::address_for_local): New function.
3613 (Output_data_plt_sparc::plt_index_to_offset): New function.
3614 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
3616 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
3618 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
3619 R_SPARC_JMP_IREL to switch.
3620 (Target_sparc::Scan::check_non_pic): Likewise.
3621 (Target_sparc::Scan::local): Handle IFUNC symbols.
3622 (Target_sparc::Scan::local): Likewise.
3623 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
3624 and plt_address_for_local.
3625 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
3626 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
3628 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
3629 (class Output_data_reloc): Adjust calls to Output_reloc_type.
3630 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
3631 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
3633 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
3634 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
3636 * sparc.cc (Target_sparc::Scan::global): Likewise.
3637 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3639 2012-04-16 Cary Coutant <ccoutant@google.com>
3641 * archive.cc (Library_base::should_include_member): Check for
3642 --export-dynamic-symbol.
3643 * options.h (class General_options): Add --export-dynamic-symbol.
3644 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
3645 --export-dynamic-symbol.
3646 (Symbol_table::gc_mark_undef_symbols): Likewise.
3647 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
3649 2012-04-12 David S. Miller <davem@davemloft.net>
3651 * sparc.cc (Reloc::wdisp10): New relocation method.
3652 (Reloc::h34): Likewise.
3653 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
3654 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
3656 (Target_sparc::Scan::local): Likewise.
3657 (Target_sparc::Scan::global): Likewise.
3658 (Target_sparc::Relocate::relocate): Likewise.
3660 2012-04-09 Cary Coutant <ccoutant@google.com>
3662 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
3665 2012-04-06 Ian Lance Taylor <iant@google.com>
3667 * timer.cc: #include <unistd.h>.
3669 2012-04-06 Roland McGrath <mcgrathr@google.com>
3671 * configure.in (AC_CHECK_HEADERS): Add locale.h.
3672 * config.in: Regenerate.
3673 * configure: Regenerate.
3675 2012-04-05 Nick Clifton <nickc@redhat.com>
3677 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
3678 (AM_LC_MESSAGES): Add.
3679 * aclocal.m4: Regenerate.
3680 * config.in: Regenerate.
3681 * configure: Regenerate.
3683 2012-03-21 Cary Coutant <ccoutant@google.com>
3685 * Makefile.am: Add gdb-index.cc, gdb-index.h.
3686 * Makefile.in: Regenerate.
3687 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
3688 (Sized_elf_reloc_mapper::symbol_section): New function.
3689 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
3690 (make_elf_reloc_mapper): New function.
3691 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
3692 (Dwarf_abbrev_table::do_read_abbrevs): New function.
3693 (Dwarf_abbrev_table::do_get_abbrev): New function.
3694 (Dwarf_ranges_table::read_ranges_table): New function.
3695 (Dwarf_ranges_table::read_range_list): New function.
3696 (Dwarf_pubnames_table::read_section): New function.
3697 (Dwarf_pubnames_table::read_header): New function.
3698 (Dwarf_pubnames_table::next_name): New function.
3699 (Dwarf_die::Dwarf_die): New function.
3700 (Dwarf_die::read_attributes): New function.
3701 (Dwarf_die::skip_attributes): New function.
3702 (Dwarf_die::set_name): New function.
3703 (Dwarf_die::set_linkage_name): New function.
3704 (Dwarf_die::attribute): New function.
3705 (Dwarf_die::string_attribute): New function.
3706 (Dwarf_die::int_attribute): New function.
3707 (Dwarf_die::uint_attribute): New function.
3708 (Dwarf_die::ref_attribute): New function.
3709 (Dwarf_die::child_offset): New function.
3710 (Dwarf_die::sibling_offset): New function.
3711 (Dwarf_info_reader::check_buffer): New function.
3712 (Dwarf_info_reader::parse): New function.
3713 (Dwarf_info_reader::do_parse): New function.
3714 (Dwarf_info_reader::do_read_string_table): New function.
3715 (Dwarf_info_reader::lookup_reloc): New function.
3716 (Dwarf_info_reader::get_string): New function.
3717 (Dwarf_info_reader::visit_compilation_unit): New function.
3718 (Dwarf_info_reader::visit_type_unit): New function.
3719 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
3720 Sized_elf_reloc_mapper.
3721 (Sized_dwarf_line_info::symbol_section): Remove function.
3722 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
3723 (Sized_dwarf_line_info::read_line_mappings): Remove object
3724 parameter, adjust callers.
3725 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
3726 * dwarf_reader.h: Include <sys/types.h>.
3727 (class Track_relocs): Remove forward declaration.
3728 (class Elf_reloc_mapper): New class.
3729 (class Sized_elf_reloc_mapper): New class.
3730 (class Dwarf_abbrev_table): New class.
3731 (class Dwarf_range_list): New class.
3732 (class Dwarf_ranges_table): New class.
3733 (class Dwarf_pubnames_table): New class.
3734 (class Dwarf_die): New class.
3735 (class Dwarf_info_reader): New class.
3736 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
3737 (Sized_dwarf_line_info::symbol_section): Remove member function.
3738 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
3740 * gdb-index.cc: New source file.
3741 * gdb-index.h: New source file.
3742 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
3743 and .debug_types sections, call Layout::add_to_gdb_index.
3744 (Sized_relobj_incr::do_section_name): Implement.
3745 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
3746 return type; Implement.
3747 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
3749 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
3750 parameter list and return type.
3751 (Sized_incr_dynobj::do_section_contents): Likewise.
3752 * layout.cc: Include gdb-index.h.
3753 (Layout::Layout): Initialize gdb_index_data_.
3754 (Layout::init_fixed_output_section): Check for .gdb_index section.
3755 (Layout::add_to_gdb_index): New function. Instantiate.
3756 * layout.h: Add forward declaration for class Gdb_index.
3757 (Layout::add_to_gdb_index): New member function.
3758 (Layout::gdb_index_data_): New data member.
3759 * main.cc: Include gdb-index.h.
3760 (main): Print statistics for gdb index.
3761 * object.cc (Object::section_contents): Move code into
3762 do_section_contents.
3763 (need_decompressed_section): Check for sections needed when building
3765 (build_compressed_section_map): Likewise.
3766 (Sized_relobj_file::do_read_symbols): Need local symbols when building
3768 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
3769 sections; call Layout::add_to_gdb_index.
3770 (Sized_relobj_file::do_decompressed_section_contents): Call
3771 do_section_contents directly.
3772 * object.h (Object::do_section_contents): Adjust parameter list and
3774 (Object::do_decompressed_section_contents): Call do_section_contents
3776 (Sized_relobj_file::do_section_contents): Adjust parameter list and
3778 * options.h (class General_options): Add --gdb-index option.
3779 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
3780 list and return type.
3781 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
3782 * reloc.h (Track_relocs::checkpoint): New function.
3783 (Track_relocs::reset): New function.
3785 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3787 * testsuite/Makefile.in: Regenerate.
3788 * testsuite/gdb_index_test.cc: New test source file.
3789 * testsuite/gdb_index_test_1.sh: New test source file.
3790 * testsuite/gdb_index_test_2.sh: New test source file.
3792 2012-03-19 Doug Kwan <dougkwan@google.com>
3794 * arm.cc (Target_arm::do_define_standard_symbols): New method.
3795 (Target_arm::do_finalize_sections): Remove code which defines
3796 __exidx_start and __exidx_end. Make symbol table parameter
3797 anonymous as it is not used.
3798 * gold.cc (queue_middle_tasks): Call target hook to define any
3799 target-specific symbols.
3800 * target.h (Target::define_standard_symbols): New method.
3801 (Target::do_define_standard_symbols): Same.
3802 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3803 * testsuite/Makefile.in: Regenerate.
3804 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3806 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3807 relocations are generated for __exidx_start and __exidx_end.
3809 2012-03-16 Doug Kwan <dougkwan@google.com>
3811 * testsuite/Makefile.am: Disable test initpri3b.
3812 * testsuite/Makefile.in: Regenerate.
3814 2012-03-15 Doug Kwan <dougkwan@google.com>
3816 * arm.cc (Target_arm::got_section): Make .got section read-only
3819 2012-03-15 Ian Lance Taylor <iant@google.com>
3822 * layout.cc (Layout::make_output_section): Correctly mark
3823 SHT_INIT_ARRAY, et. al., as relro.
3825 2012-03-14 Doug Kwan <dougkwan@google.com>
3827 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3828 dynamic relocations for protected symbols in shared objects.
3830 2012-03-13 Ian Lance Taylor <iant@google.com>
3832 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3833 keep the larger alignment.
3835 2012-03-12 Cary Coutant <ccoutant@google.com>
3837 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3838 handling of DW_LNE_define_file.
3840 2012-03-12 Cary Coutant <ccoutant@google.com>
3842 * reduced_debug_output.cc
3843 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3846 2012-02-29 Cary Coutant <ccoutant@google.com>
3848 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3850 2012-02-29 Cary Coutant <ccoutant@google.com>
3852 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3853 Call Object::decompressed_section_contents.
3854 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3856 (Sized_dwarf_line_info::buffer_start_): New data member.
3857 * merge.cc (Output_merge_data::do_add_input_section): Call
3858 Object::decompressed_section_contents.
3859 (Output_merge_string::do_add_input_section): Likewise.
3860 * object.cc (need_decompressed_section): New function.
3861 (build_compressed_section_map): Decompress sections needed later.
3862 (Sized_relobj_file::do_decompressed_section_contents): New function.
3863 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3864 * object.h (Object::decompressed_section_contents): New function.
3865 (Object::discard_decompressed_sections): New function.
3866 (Object::do_decompressed_section_contents): New function.
3867 (Object::do_discard_decompressed_sections): New function.
3868 (Compressed_section_info): New type.
3869 (Compressed_section_map): Include decompressed section contents.
3870 (Sized_relobj_file::do_decompressed_section_contents): New function.
3871 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3873 2012-02-16 Cary Coutant <ccoutant@google.com>
3875 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3876 * testsuite/Makefile.in: Regenerate.
3878 2012-02-14 Cary Coutant <ccoutant@google.com>
3880 * options.cc (General_options::finalize): Disallow -pie and -static.
3882 2012-02-03 Doug Kwan <dougkwan@google.com>
3884 * arm.cc (Arm_relocate_functions::abs8,
3885 Arm_relocate_functions::abs16): Use
3886 Bits::has_signed_unsigned_overflow32.
3887 (Arm_relocate_functions::thm_abs8): Correct range of
3889 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3892 2012-02-02 Doug Kwan <dougkwan@google.com>
3894 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3895 position independent outputs, not just shared objects.
3897 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3899 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3900 * configure: Regenerated.
3902 2012-01-27 Ian Lance Taylor <iant@google.com>
3904 * reloc.h (Bits): New class with static functions, copied from
3905 namespace utils in arm.cc.
3906 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3909 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3911 * incremental.cc (write_info_blocks): Correct relocation offset.
3913 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3915 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3916 (Relocate::tls_gd_to_le): Likewise.
3918 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3920 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3922 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3924 * configure.ac: Check if -mcmodel=medium works.
3925 * configure: Regenerated.
3927 2012-01-24 Cary Coutant <ccoutant@google.com>
3929 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3931 (read_unsigned_LEB_128_x): ... this new function.
3932 (read_signed_LEB_128): Replaced with inline definition and ...
3933 (read_signed_LEB_128_x): ... this new function.
3934 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3935 (read_unsigned_LEB_128): Add inline definition.
3936 (read_signed_LEB_128_x): New function.
3937 (read_signed_LEB_128): Add inline definition.
3938 * testsuite/Makefile.am (leb128_unittest): New unit test.
3939 * testsuite/Makefile.in: Regenerate.
3940 * testsuite/leb128_unittest.cc: New unit test.
3942 2012-01-23 Ian Lance Taylor <iant@google.com>
3945 * i386.cc (Target_i386::do_code_fill): When using a jmp
3946 instruction, pad with nop instructions.
3947 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3949 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3951 * x86_64.cc (gc_process_relocs): Add typename on types used in
3953 (scan_relocs): Likewise.
3954 (relocate_section): Likewise.
3955 (apply_relocation): Likewise.
3957 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3959 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3960 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3963 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3965 * x86_64.cc: Initial support for x32.
3967 2012-01-03 Cary Coutant <ccoutant@google.com>
3969 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3970 Use abstract base class for GOT.
3971 * gold/output.h (class Output_data_got_base): New abstract base class.
3972 (class Output_data_got): Derive from new base class, adjust ctors.
3973 (Output_data_got::reserve_slot): Make virtual; rename to
3974 do_reserve_slot; Adjust callers.
3975 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3976 pointer to abstract base class.
3977 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3979 2011-12-18 Ian Lance Taylor <iant@google.com>
3981 * object.h (Relobj::local_symbol_value): New function.
3982 (Relobj::local_plt_offset): New function.
3983 (Relobj::local_has_got_offset): New function.
3984 (Relobj::local_got_offset): New function.
3985 (Relobj::set_local_got_offset): New function.
3986 (Relobj::do_local_symbol_value): New pure virtual function.
3987 (Relobj::do_local_plt_offset): Likewise.
3988 (Relobj::do_local_has_got_offset): Likewise.
3989 (Relobj::do_local_got_offset): Likewise.
3990 (Relobj::do_set_local_got_offset): Likewise.
3991 (Sized_relobj::do_local_has_got_offset): Rename from
3992 local_has_got_offset.
3993 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3994 (Sized_relobj::do_set_local_got_offset): Rename from
3995 set_local_got_offset.
3996 (Sized_relobj_file::do_local_plt_offset): Rename from
3998 (Sized_relobj_file::do_local_symbol_value): New function.
3999 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
4001 * output.cc (Output_data_got::Got_entry::write): Change object to
4002 Relobj. Use local_symbol_value.
4003 (Output_data_got::add_global_with_rel): Change rel_dyn to
4004 Output_data_reloc_generic*. Use add_global_generic.
4005 (Output_data_got::add_global_with_rela): Remove. Change all
4006 callers to use add_global_with_rel.
4007 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
4008 Output_data_reloc_generic*. Use add_global_generic.
4009 (Output_data_got::add_global_pair_with_rela): Remove. Change all
4010 callers to use add_global_pair_with_rel.
4011 (Output_data_got::add_local): Change object to Relobj*.
4012 (Output_data_got::add_local_plt): Likewise.
4013 (Output_data_got::add_local_with_rel): Change object to Relobj*,
4014 change rel_dyn to Output_data_reloc_generic*. Use
4016 (Output_data_got::add_local_with_rela): Remove. Change all
4017 callers to use all_local_with_rel.
4018 (Output_data_got::add_local_pair_with_rel): Change object to
4019 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
4020 add_output_section_generic.
4021 (Output_data_got::add_local_pair_with_rela): Remove. Change all
4022 callers to use add_local_pair_with_rel.
4023 (Output_data_got::reserve_local): Change object to Relobj*.
4024 * output.h: (class Output_data_reloc_generic): Add pure virtual
4025 declarations for add_global_generic, add_local_generic,
4026 add_output_section_generic.
4027 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
4028 functions for Output_data_reloc_generic. Update declarations for
4029 changes listed in output.cc.
4030 (class Output_data_got): Change template parameter to got_size.
4031 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
4032 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
4034 (Sized_relobj_incr::do_local_plt_offset): New function.
4035 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
4038 2011-12-17 Cary Coutant <ccoutant@google.com>
4040 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
4041 * resolve.cc (Symbol_table::resolve): Likewise.
4042 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
4044 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
4046 2011-12-16 Ian Lance Taylor <iant@google.com>
4048 * output.h (Output_data_reloc_generic::add): Only call
4049 add_dynamic_reloc if this is a dynamic reloc section.
4051 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
4054 * target-reloc.h (apply_relocation): Replace <64, false> with
4057 2011-11-25 Nick Clifton <nickc@redhat.com>
4059 * po/it.po: New Italian translation.
4061 2011-11-17 Sterling Augustine <saugustine@google.com>
4063 * script.cc (script_include_directive): Implement.
4064 (read_script_file): New local variables name and search_path. Update
4065 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
4066 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
4067 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
4069 2011-11-11 Sterling Augustine <saugustine@google.com>
4071 * yyscript.y (section_cmd): Add support for INCLUDE directive.
4072 (file_or_sections_cmd): Likewise.
4074 2011-11-11 Doug Kwan <dougkwan@google.com>
4076 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
4077 if --just-symbols is given.
4079 2011-11-10 Doug Kwan <dougkwan@google.com>
4082 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
4083 when processing data relocs.
4084 * reloc.h (Relocate_functions::rel_unaligned): New method.
4085 (Relocate_functions::pcrel_unaligned): Ditto.
4086 (Relocate_functions::rel32_unaligned): Ditto.
4087 (Relocate_functions::pcrel32_unaligned): Ditto.
4089 2011-11-09 Doug Kwan <dougkwan@google.com>
4092 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
4093 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
4094 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
4095 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
4096 (Relocate_functions::rel_unaligned): New.
4097 (Relocate_functions::rel32_unaligned): New.
4098 * target-reloc.h (relocate_for_relocatable): Add code to handle
4099 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
4100 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
4101 arm_unaligned_reloc_r): New targets.
4102 * testsuite/Makefile.in: Regenerate.
4103 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
4106 2011-11-02 Ian Lance Taylor <iant@google.com>
4108 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
4110 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
4111 * options.cc (General_options::finalize): Use library search path
4112 from configure script if specified. If not native and no sysroot,
4113 only search TOOLLIBDIR.
4114 * options.h (Search_directory::Search_directory): Change name to
4116 (General_options::add_to_library_path_with_sysroot): Change arg to
4118 * configure, Makefile.in, config.in: Rebuild.
4120 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4122 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
4123 we are working around the ARM1176 Erratum.
4124 * options.h (General_options::fix_arm1176): Add option.
4125 * testsuite/Makefile.am: Add testcases, and keep current ones
4127 * testsuite/Makefile.in: Regenerate.
4128 * testsuite/arm_fix_1176.s: New file.
4129 * testsuite/arm_fix_1176.sh: Likewise.
4131 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4133 * arm.cc (Target_arm::Target_arm): Remove initialisation of
4135 (Target_arm::may_use_blx): Remove method.
4136 (Target_arm::set_may_use_blx): Likewise.
4137 (Target_arm::may_use_v4t_interworking): New method.
4138 (Target_arm::may_use_v5t_interworking): Likewise.
4139 (Target_arm::may_use_blx_): Remove member variable.
4140 (Arm_relocate_functions::arm_branch_common): Check for v5T
4142 (Arm_relocate_functions::thumb_branch_common): Likewise.
4143 (Reloc_stub::stub_type_for_reloc): Likewise.
4144 (Target_arm::do_finalize_sections): Correct interworking checks.
4145 * testsuite/Makefile.am: Add new tests.
4146 * testsuite/Makefile.in: Regenerate.
4147 * testsuite/arm_farcall_arm_arm.s: New test.
4148 * testsuite/arm_farcall_arm_arm.sh: Likewise.
4149 * testsuite/arm_farcall_arm_thumb.s: Likewise.
4150 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
4151 * testsuite/arm_farcall_thumb_arm.s: Likewise.
4152 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
4153 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
4154 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
4156 2011-10-31 Cary Coutant <ccoutant@google.com>
4159 * expression.cc (Expression::eval_with_dot): Add
4160 is_section_dot_assignment parameter.
4161 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
4162 absolute and assigning to dot within a section.
4163 * script-sections.cc
4164 (Output_section_element_assignment::set_section_addresses): Pass
4165 dot_section to set_if_absolute.
4166 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
4167 as is_section_dot_assignment flag to eval_with_dot.
4168 (Output_section_element_dot_assignment::set_section_addresses):
4170 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
4171 parameter. Also set value if relative to dot_section; set the
4172 symbol's output_section.
4173 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
4174 parameter. Adjust all callers.
4175 (Expression::eval_maybe_dot): Likewise.
4176 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
4178 * testsuite/script_test_2.t: Test assignment of an absolute value
4179 to dot within an output section element.
4181 2011-10-31 Cary Coutant <ccoutant@google.com>
4183 * options.h (class General_options): Add --[no-]gnu-unique options.
4184 * symtab.cc (Symbol_table::sized_write_globals): Convert
4185 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
4187 2011-10-31 Cary Coutant <ccoutant@google.com>
4190 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
4191 unnecessary assertion.
4192 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
4194 2011-10-31 Sriraman Tallam <tmsriram@google.com>
4196 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
4198 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
4200 Change to just keep the section associated with symbol.
4201 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
4202 they are externally visible and --export-dynamic is turned on.
4203 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
4205 2011-10-19 Ian Lance Taylor <iant@google.com>
4208 * script-sections.cc
4209 (Output_section_element_dot_assignment::needs_output_section): New
4212 2011-10-19 Ian Lance Taylor <iant@google.com>
4215 * layout.cc (Layout::segment_precedes): Don't assert failure if a
4216 --section-start option was seen.
4217 * options.h (General_options::any_section_start): New function.
4219 2011-10-18 David S. Miller <davem@davemloft.net>
4222 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
4223 member to track relocation locations that have moved during TLS
4224 reloc optimizations.
4225 (Target_sparc::Relocate::Relocate): Initialize to NULL.
4226 (Target_sparc::Relocate::relocate): Adjust view down by 4
4227 bytes if it matches reloc_adjust_addr_.
4228 (Target_sparc::Relocate::relocate_tls): Always move the
4229 __tls_get_addr call delay slot instruction forward 4 bytes when
4230 performing relaxation.
4232 2011-10-18 Cary Coutant <ccoutant@google.com>
4234 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
4235 (Output_file::map_no_anonymous): Check for non-zero
4236 return code from posix_fallocate.
4238 2011-10-17 Cary Coutant <ccoutant@google.com>
4241 * plugin.cc (is_visible_from_outside): Check for symbols
4242 referenced from dynamic objects.
4243 * resolve.cc (Symbol_table::resolve): Don't count references
4244 from dynamic objects as references from real ELF files.
4245 * testsuite/plugin_test_2.sh: Adjust expected result.
4247 2011-10-17 Cary Coutant <ccoutant@google.com>
4249 * gold.cc: Include timer.h.
4250 (queue_middle_tasks): Stamp time.
4251 (queue_final_tasks): Likewise.
4252 * main.cc (main): Store timer in parameters. Print timers
4254 * parameters.cc (Parameters::Parameters): Initialize timer_.
4255 (Parameters::set_timer): New function.
4256 (set_parameters_timer): New function.
4257 * parameters.h (Parameters::set_timer): New function.
4258 (Parameters::timer): New function.
4259 (Parameters::timer_): New data member.
4260 (set_parameters_timer): New function.
4261 * timer.cc (Timer::stamp): New function.
4262 (Timer::get_pass_time): New function.
4263 * timer.h (Timer::stamp): New function.
4264 (Timer::get_pass_time): New function.
4265 (Timer::pass_times_): New data member.
4267 2011-10-17 Cary Coutant <ccoutant@google.com>
4269 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
4270 task for members of lib groups.
4272 2011-10-17 Cary Coutant <ccoutant@google.com>
4275 * fileread.cc (File_read::find_view): Add assert.
4276 (File_read::make_view): Move bounds check (replace with assert)...
4277 (File_read::find_or_make_view): ... to here.
4279 2011-10-12 Cary Coutant <ccoutant@google.com>
4281 * output.cc (Output_file::open_base_file): Handle case where
4282 ::read returns less than requested size.
4284 2011-10-10 Cary Coutant <ccoutant@google.com>
4286 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
4287 Initialize defined_count_.
4288 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
4289 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
4290 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
4291 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
4292 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4293 * incremental.h (Sized_relobj_incr::defined_count_): New data
4295 (Sized_incr_dynobj::defined_count_): New data member.
4296 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
4297 Return zeroes instead of internal error.
4299 2011-10-10 Cary Coutant <ccoutant@google.com>
4302 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
4303 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4304 * output.h (class Output_reloc): Add use_plt_offset flag.
4305 (Output_reloc::type_): Adjust size of bit field.
4306 (Output_reloc::use_plt_offset_): New bit field.
4307 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
4308 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
4309 flag. Adjust all callers.
4310 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
4311 creating RELATIVE relocations.
4313 2011-10-10 Nick Clifton <nickc@redhat.com>
4315 * po/es.po: Updated Spanish translation.
4316 * po/fi.po: Updated Finnish translation.
4318 2011-10-03 Diego Novillo <dnovillo@google.com>
4320 * options.cc (parse_uint): Fix dereference of RETVAL.
4322 2011-09-29 Sriraman Tallam <tmsriram@google.com>
4324 * layout.h (section_order_map_): New member.
4325 (get_section_order_map): New member function.
4326 * output.cc (Output_section::add_input_section): Check for patterns
4327 only when --section-ordering-file is specified.
4328 * gold.cc (queue_middle_tasks): Delay updating order of sections till
4329 output_sections have been formed.
4330 * layout.cc (Layout_Layout): Initialize section_order_map_.
4331 * plugin.cc (update_section_order): Store order in order_map. Do not
4333 * testsuite/Makefile.am: Add test case for plugin_final_layout.
4334 * testsuite/Makefile.in: Regenerate.
4335 * testsuite/plugin_section_order.c: New file.
4336 * testsuite/plugin_final_layout.cc: New file.
4337 * testsuite/plugin_final_layout.sh: New file.
4339 2011-09-29 Cary Coutant <ccoutant@google.com>
4341 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4343 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
4344 symbols during incremental update.
4345 (Symbol_table::add_from_dynobj): Likewise.
4347 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4348 Ian Lance Taylor <iant@google.com>
4350 * symtab.cc (Symbol_table::define_special_symbol): Always
4351 canonicalize version string.
4353 2011-09-26 Cary Coutant <ccoutant@google.com>
4355 * gold.cc (queue_initial_tasks): Move option checks ...
4356 * options.cc (General_options::finalize): ... to here. Disable
4357 some options; make others fatal.
4359 2011-09-26 Cary Coutant <ccoutant@google.com>
4362 * plugin.cc (get_symbols_v2): New function.
4363 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
4364 (is_referenced_from_outside): New function.
4365 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
4366 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
4367 (get_symbols): Pass version parameter.
4368 (get_symbols_v2): New function.
4369 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
4371 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
4372 (onload): Add LDPT_GET_SYMBOLS_V2.
4373 (all_symbols_read_hook): Use get_symbols_v2; check for
4374 LDPR_PREVAILING_DEF_IRONLY_EXP.
4375 * testsuite/plugin_test_3.sh: Update expected results.
4377 2011-09-23 Simon Baldwin <simonb@google.com>
4379 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
4380 configuration options.
4381 * configure: Regenerate.
4382 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
4383 * Makefile.in: Regenerate.
4384 * testsuite/Makefile.in: Regenerate.
4386 2011-09-19 Sriraman Tallam <tmsriram@google.com>
4388 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
4390 2011-09-19 Cary Coutant <ccoutant@google.com>
4392 * incremental.cc (can_incremental_update): Fix typo in comment.
4393 * incremental.h (can_incremental_update): Likewise.
4395 2011-09-18 Cary Coutant <ccoutant@google.com>
4397 * incremental.cc (can_incremental_update): New function.
4398 * incremental.h (can_incremental_update): New function.
4399 * layout.cc (Layout::init_fixed_output_section): Call it.
4400 (Layout::make_output_section): Don't allow patch space in .eh_frame.
4401 * object.cc (Sized_relobj_file::do_layout): Call
4402 can_incremental_update.
4404 2011-09-13 Cary Coutant <ccoutant@google.com>
4406 * configure.ac: Check for glibc support for gnu_indirect_function
4407 support with static linking, setting automake conditional
4409 * Makefile.in: Regenerate.
4410 * configure: Regenerate.
4412 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
4413 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
4415 * testsuite/Makefile.in: Regenerate.
4417 2011-09-13 Cary Coutant <ccoutant@google.com>
4419 * incremental.cc (Sized_relobj_incr::do_layout): Call
4420 report_comdat_group for kept comdat sections.
4421 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
4422 * testsuite/Makefile.in: Regenerate.
4423 * testsuite/incr_comdat_test_1.cc: New source file.
4424 * testsuite/incr_comdat_test_2_v1.cc: New source file.
4425 * testsuite/incr_comdat_test_2_v2.cc: New source file.
4426 * testsuite/incr_comdat_test_2_v3.cc: New source file.
4428 2011-09-13 Ian Lance Taylor <iant@google.com>
4430 * object.cc (Sized_relobj_file::do_layout): Remove unused local
4431 variable external_symbols_offset.
4433 2011-09-12 Ian Lance Taylor <iant@google.com>
4435 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
4436 triggered if object has no symbols.
4438 2011-09-09 David S. Miller <davem@davemloft.net>
4440 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
4441 (Output_fill_debug_line::do_write): Likewise.
4443 2011-08-29 Cary Coutant <ccoutant@google.com>
4445 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
4446 casts to match formatting specs.
4447 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
4449 2011-08-26 Cary Coutant <ccoutant@google.com>
4451 * layout.cc (Free_list::allocate): Provide guarantee of minimum
4452 remaining hole size when allocating.
4453 (Layout::make_output_section): Set fill methods for debug sections.
4454 * layout.h (Free_list::Free_list_node): Move from private to
4456 (Free_list::set_min_hole_size): New function.
4457 (Free_list::begin, Free_list::end): New functions.
4458 (Free_list::min_hole_): New data member.
4459 * output.cc: Include dwarf.h.
4460 (Output_fill_debug_info::do_minimum_hole_size): New function.
4461 (Output_fill_debug_info::do_write): New function.
4462 (Output_fill_debug_line::do_minimum_hole_size): New function.
4463 (Output_fill_debug_line::do_write): New function.
4464 (Output_section::Output_section): Initialize new data member.
4465 (Output_section::set_final_data_size): Ensure patch space is larger
4466 than minimum hole size.
4467 (Output_section::do_write): Fill holes in debug sections.
4468 * output.h (Output_fill): New class.
4469 (Output_fill_debug_info): New class.
4470 (Output_fill_debug_line): New class.
4471 (Output_section::set_free_space_fill): New function.
4472 (Output_section::free_space_fill_): New data member.
4473 * testsuite/Makefile.am (incremental_test_3): Add
4474 --incremental-patch option.
4475 (incremental_test_4): Likewise.
4476 (incremental_test_5): Likewise.
4477 (incremental_test_6): Likewise.
4478 (incremental_copy_test): Likewise.
4479 (incremental_common_test_1): Likewise.
4480 * testsuite/Makefile.in: Regenerate.
4482 2011-08-26 Nick Clifton <nickc@redhat.com>
4484 * po/es.po: Updated Spanish translation.
4486 2011-08-01 Cary Coutant <ccoutant@google.com>
4488 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
4489 * gold/testsuite/Makefile.in: Regenerate.
4490 * gold/testsuite/justsyms_exec.c: New source file.
4491 * gold/testsuite/justsyms_lib.c: New source file.
4493 2011-08-01 Cary Coutant <ccoutant@google.com>
4495 * layout.cc (Layout::set_segment_offsets): Don't realign text
4496 segment if -Ttext was specified.
4497 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
4499 * object.h (Sized_relobj_file::e_type): New function.
4500 (Sized_relobj_file::e_type_): New data member.
4501 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
4502 base address for ET_EXEC files.
4503 * target.cc (Target::do_make_elf_object_implementation): Allow
4504 ET_EXEC files with --just-symbols option.
4506 2011-07-28 Cary Coutant <ccoutant@google.com>
4508 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
4509 Add thread_number parameter.
4510 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
4511 * workqueue-threads.cc
4512 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
4513 current thread if its thread number is greater than desired thread
4515 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
4516 Add thread_number parameter.
4517 (Workqueue::should_cancel_thread): Likewise.
4518 (Workqueue::find_runnable_or_wait): Pass thread_number to
4519 should_cancel_thread.
4520 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
4523 2011-07-22 Sriraman Tallam <tmsriram@google.com>
4525 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
4526 only after checking if it cannot be forced local.
4527 * symtab.h (is_externally_visible): Check if the symbol is not forced
4530 2011-07-15 Ian Lance Taylor <iant@google.com>
4532 * options.h (class General_options): Add --print-output-format.
4533 Move -EL next to -EB, for better --help output.
4534 * target-select.cc: Include <cstdio>, "options.h", and
4536 (Target_selector::do_target_bfd_name): New function.
4537 (print_output_format): New function.
4538 * target-select.h (class Target_selector): Update declarations.
4539 (Target_selector::target_bfd_name): New function.
4540 (print_output_format): Declare.
4541 * main.cc: Include "target-select.h".
4542 (main): Handle --print-output-format.
4543 * gold.cc: Include "target-select.h".
4544 (queue_initial_tasks): Handle --print-output-format when there are
4546 * parameters.cc (parameters_force_valid_target): Give a better
4547 error message if -EB/-EL does not match target.
4548 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
4551 2011-07-15 Ian Lance Taylor <iant@google.com>
4553 * i386.cc (class Output_data_plt_i386): Add layout_ field.
4554 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
4555 (Output_data_plt_i386::do_write): Write address of .dynamic
4556 section to first entry in .got.plt section.
4557 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
4558 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4560 (Output_data_plt_x86_64::do_write): Write address of .dynamic
4561 section to first entry in .got.plt section.
4562 * layout.h (Layout::dynamic_section): New function.
4564 2011-07-13 Sriraman Tallam <tmsriram@google.com>
4566 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
4568 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
4569 input_section_position_, and input_section_glob_.
4570 (read_layout_from_file): Call function section_ordering_specified.
4571 * layout.h (is_section_ordering_specified): New function.
4572 (section_ordering_specified): New function.
4573 (section_ordering_specified_): New boolean member.
4574 * main.cc(main): Call load_plugins after layout object is defined.
4575 * output.cc (Output_section::add_input_section): Use
4576 function section_ordering_specified to check if section ordering is
4578 * output.cc (Output_section::add_relaxed_input_section): Use
4579 function section_ordering_specified to check if section ordering is
4581 (Output_section::update_section_layout): New function.
4582 (Output_section::sort_attached_input_sections): Check if input section
4584 * output.h (Output_section::update_section_layout): New function.
4585 * plugin.cc (get_section_count): New function.
4586 (get_section_type): New function.
4587 (get_section_name): New function.
4588 (get_section_contents): New function.
4589 (update_section_order): New function.
4590 (allow_section_ordering): New function.
4591 (Plugin::load): Add the new interfaces to the transfer vector.
4592 (Plugin_manager::load_plugins): New parameter.
4593 (Plugin_manager::all_symbols_read): New parameter.
4594 (Plugin_manager::claim_file): New parameter. Save the elf object for
4596 (Plugin_manager::get_elf_object): New function.
4597 (Plugin_manager::get_view): Change to directly use the bool to check
4598 if get_view is called from claim_file_hook.
4599 * plugin.h (input_objects): New function
4600 (Plugin__manager::load_plugins): New parameter.
4601 (Plugin_manager::claim_file): New parameter.
4602 (Plugin_manager::get_elf_object): New function.
4603 (Plugin_manager::in_claim_file_handler): New function.
4604 (Plugin_manager::in_claim_file_handler_): New member.
4605 (layout): New function.
4606 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
4607 handler with an extra parameter. Make the elf object before calling
4609 * testsuite/plugin_test.c (get_section_count): New function pointer.
4610 (get_section_type): New function pointer.
4611 (get_section_name): New function pointer.
4612 (get_section_contents): New function pointer.
4613 (update_section_order): New function pointer.
4614 (allow_section_ordering): New function pointer.
4615 (onload): Check if the new interfaces exist.
4617 2011-07-13 Ian Lance Taylor <iant@google.com>
4619 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
4621 * x86_64.cc (Target_x86_64::got_section): Likewise.
4622 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
4623 (relro_now_test_SOURCES): New variable.
4624 (relro_now_test_DEPENDENCIES): New variable.
4625 (relro_now_test_LDFLAGS): New variable.
4626 (relro_now_test_LDADD): New variable.
4627 (relro_now_test.so): New target.
4628 * testsuite/Makefile.in: Rebuild.
4630 2011-07-12 Ian Lance Taylor <iant@google.com>
4633 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
4634 GLOB_DAT relocation rather than a RELATIVE relocation for a
4635 protected symbol when creating a shared library.
4636 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4637 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
4638 * testsuite/protected_main_1.cc (main): Test that protected
4639 function has same address.
4641 2011-07-11 Ian Lance Taylor <iant@google.com>
4644 * options.h (class General_options): Add -Bgroup.
4645 * options.cc (General_options::finalize): If -Bgroup is set,
4646 default to --unresolved-symbols=report-all.
4647 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
4648 * target-reloc.h (issue_undefined_symbol_error): Handle
4649 --unresolved-symbols=report-all.
4651 2011-07-08 Ian Lance Taylor <iant@google.com>
4654 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
4655 if linker script discards key sections.
4656 (Layout::create_dynamic_symtab): Likewise.
4657 (Layout::assign_local_dynsym_offsets): Likewise.
4658 (Layout::sized_create_version_sections): Likewise.
4659 (Layout::create_interp): Likewise.
4660 (Layout::finish_dynamic_section): Likewise.
4661 (Layout::set_dynamic_symbol_size): Likewise.
4663 2011-07-08 Ian Lance Taylor <iant@google.com>
4666 * options.h (class General_options): Add --unresolved-symbols.
4667 * target-reloc.h (issue_undefined_symbol_error): Check
4668 --unresolved-symbols. Add comments.
4670 2011-07-08 Ian Lance Taylor <iant@google.com>
4672 * testsuite/odr_violation2.cc (Ordering::operator()): Make
4673 expression more complex.
4675 2011-07-08 Ian Lance Taylor <iant@google.com>
4678 * target-reloc.h (issue_undefined_symbol_error): New inline
4679 function, broken out of relocate_section.
4680 (relocate_section): Call issue_undefined_symbol_error.
4681 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4682 there is no TLS segment if we are about to issue an undefined
4684 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4686 2011-07-08 Ian Lance Taylor <iant@google.com>
4689 * resolve.cc (Symbol_table::should_override): Add fromtype
4690 parameter. Change all callers. Give error when linking together
4691 TLS and non-TLS symbol.
4692 (Symbol_table::should_override_with_special): Add fromtype
4693 parameter. Change all callers.
4694 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4695 there is no TLS segment if we have reported some errors.
4696 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4698 2011-07-08 Ian Lance Taylor <iant@google.com>
4701 * target.h (Target::plt_address_for_global): New function.
4702 (Target::plt_address_for_local): New function.
4703 (Target::plt_section_for_global): Remove.
4704 (Target::plt_section_for_local): Remove.
4705 (Target::do_plt_address_for_global): New virtual function.
4706 (Target::do_plt_address_for_local): New virtual function.
4707 (Target::do_plt_section_for_global): Remove.
4708 (Target::do_plt_section_for_local): Remove.
4709 (Target::register_global_plt_entry): Add Symbol_table and Layout
4711 * output.cc (Output_data_got::Got_entry::write): Use
4712 plt_address_for_global and plt_address_for_local.
4713 * layout.cc (Layout::add_target_dynamic_tags): Use size and
4714 address of output section.
4715 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
4716 got_irelative_, and irelative_count_ fields. Update
4718 (Output_data_plt_i386::has_irelative_section): New function.
4719 (Output_data_plt_i386::entry_count): Add irelative_count_.
4720 (Output_data_plt_i386::set_final_data_size): Likewise.
4721 (class Target_i386): Add got_irelative_ and rel_irelative_
4722 fields. Update declarations.
4723 (Target_i386::Target_i386): Initialize new fields.
4724 (Target_i386::do_plt_address_for_global): New function replacing
4725 do_plt_section_for_global.
4726 (Target_i386::do_plt_address_for_local): New function replacing
4727 do_plt_section_for_local.
4728 (Target_i386::got_section): Create got_irelative_.
4729 (Target_i386::rel_irelative_section): New function.
4730 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
4731 fields. Don't define __rel_iplt_{start,end}.
4732 (Output_data_plt_i386::add_entry): Add symtab and layout
4733 parameters. Change all callers. Use different PLT and GOT for
4735 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
4736 layout parameters. Change all callers. Use different PLT and
4738 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
4739 (Output_data_plt_i386::rel_irelative): New function.
4740 (Output_data_plt_i386::address_for_global): New function.
4741 (Output_data_plt_i386::address_for_local): New function.
4742 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
4743 IRELATIVE GOT when changing IFUNC GOT entries.
4744 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
4746 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
4747 if we didn't create an IRELATIVE GOT.
4748 (Target_i386::Relocate::relocate): Use plt_address_for_global and
4749 plt_address_for_local.
4750 (Target_i386::do_dynsym_value): Use plt_address_for_global.
4751 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
4752 got_irelative_, and irelative_count_ fields. Update
4754 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4755 Initialize new fields. Remove symtab parameter. Change all
4757 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
4759 (Output_data_plt_x86_64::has_irelative_section): New function.
4760 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
4761 (class Target_x86_64): Add got_irelative_ and rel_irelative_
4762 fields. Update declarations.
4763 (Target_x86_64::Target_x86_64): Initialize new fields.
4764 (Target_x86_64::do_plt_address_for_global): New function replacing
4765 do_plt_section_for_global.
4766 (Target_x86_64::do_plt_address_for_local): New function replacing
4767 do_plt_section_for_local.
4768 (Target_x86_64::got_section): Create got_irelative_.
4769 (Target_x86_64::rela_irelative_section): New function.
4770 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
4771 all callers. Don't create __rel_iplt_{start,end}.
4772 (Output_data_plt_x86_64::add_entry): Add symtab and layout
4773 parameters. Change all callers. Use different PLT and GOT for
4775 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
4776 layout parameters. Change all callers. Use different PLT and
4778 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
4779 parameters. Change all callers. Use different PLT and GOT for
4781 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
4782 (Output_data_plt_x86_64::rela_irelative): New function.
4783 (Output_data_plt_x86_64::address_for_global): New function.
4784 (Output_data_plt_x86_64::address_for_local): New function.
4785 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4786 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4787 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4788 (Target_x86_64::register_global_plt_entry): Add symtab and layout
4790 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4792 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4793 symbols if we didn't create an IRELATIVE GOT.
4794 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4795 plt_address_for_local.
4796 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4797 * testsuite/ifuncvar1.c: New test file.
4798 * testsuite/ifuncvar2.c: New test file.
4799 * testsuite/ifuncvar3.c: New test file.
4800 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4801 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4802 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4803 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4804 * testsuite/Makefile.in: Rebuild.
4806 2011-07-07 Cary Coutant <ccoutant@google.com>
4808 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4809 (two_file_test_1_ndebug.o): Likewise.
4810 (two_file_test_1b_ndebug.o): Likewise.
4811 (two_file_test_2_ndebug.o): Likewise.
4812 (two_file_test_main_ndebug.o): Likewise.
4813 (incremental_test_2): Link with no-debug versions.
4815 2011-07-06 Cary Coutant <ccoutant@google.com>
4817 * gold/incremental.cc
4818 (Output_section_incremental_inputs::write_info_blocks): Check for
4819 hidden and internal symbols.
4821 2011-07-06 Cary Coutant <ccoutant@google.com>
4823 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4824 Check disposition for startup file.
4825 (Incremental_inputs::report_command_line): Ignore
4826 --incremental-startup-unchanged option.
4827 * options.cc (General_options::parse_incremental_startup_unchanged):
4829 (General_options::General_options): Initialize new data member.
4830 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4831 (General_options): Add --incremental-startup-unchanged option.
4832 (General_options::incremental_startup_disposition): New function.
4833 (General_options::incremental_startup_disposition_): New data member.
4835 2011-07-06 Cary Coutant <ccoutant@google.com>
4837 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4838 input file index to Script_info ctor.
4839 (Sized_incremental_binary::do_file_has_changed): Find the
4840 command-line argument for files named in scripts.
4841 * incremental.h (Script_info::Script_info): New ctor
4842 with input file index.
4843 (Script_info::input_file_index): New function.
4844 (Script_info::input_file_index_): New data member.
4845 (Incremental_binary::get_library): Add const.
4846 (Incremental_binary::get_script_info): Add const.
4847 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4848 * testsuite/Makefile.am (incremental_test_5): New test case.
4849 (incremental_test_6): New test case.
4850 * testsuite/Makefile.in: Regenerate.
4852 2011-07-06 Cary Coutant <ccoutant@google.com>
4854 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4855 debug output when command lines differ.
4857 2011-07-06 Cary Coutant <ccoutant@google.com>
4859 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4860 --incremental-patch option.
4861 * layout.cc (Free_list::allocate): Extend allocation beyond original
4863 (Layout::make_output_section): Mark sections that should get
4865 * options.cc (parse_percent): New function.
4866 * options.h (parse_percent): New function.
4867 (DEFINE_percent): New macro.
4868 (General_options): Add --incremental-patch option.
4869 * output.cc (Output_section::Output_section): Initialize new data
4871 (Output_section::add_input_section): Print section name when out
4873 (Output_section::add_output_section_data): Likewise.
4874 (Output_section::set_final_data_size): Add patch space when
4875 doing --incremental-full.
4876 (Output_section::do_reset_address_and_file_offset): Remove patch
4878 (Output_segment::set_section_list_addresses): Print debug output
4879 only if --incremental-update.
4880 * output.h (Output_section::set_is_patch_space_allowed): New function.
4881 (Output_section::is_patch_space_allowed_): New data member.
4882 (Output_section::patch_space_): New data member.
4883 * parameters.cc (Parameters::incremental_full): New function.
4884 * parameters.h (Parameters::incremental_full): New function
4885 * testsuite/Makefile.am (incremental_test_2): Add test for
4886 --incremental-patch option.
4887 * testsuite/Makefile.in: Regenerate.
4888 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4889 (t18): Remove function body.
4891 2011-07-05 Doug Kwan <dougkwan@google.com>
4894 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4895 Arm_Address type for relocation result.
4896 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4898 (Arm_relocate_functions::abs32): Use unaligned access.
4899 (Arm_relocate_functions::rel32): Ditto.
4900 (Arm_relocate_functions::prel31): Ditto.
4901 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4902 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4903 static data relocations.
4904 * testsuite/Makefile.in: Regnerate.
4905 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4907 2011-07-05 Ian Lance Taylor <iant@google.com>
4910 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4911 symbols if necessary.
4912 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4914 2011-07-05 Ian Lance Taylor <iant@google.com>
4917 * resolve.cc (Symbol::override_base_with_special): Simply override
4918 version with special symbol version, ignoring previous version.
4920 2011-07-05 Ian Lance Taylor <iant@google.com>
4922 * object.cc (Sized_relobj_file::include_section_group): Add
4923 information to comment about signature location.
4925 2011-07-02 Ian Lance Taylor <iant@google.com>
4928 * options.h (class General_options): Add -f and -F.
4929 * options.cc (General_options::finalize): Fatal error if -f/-F
4930 are used without -shared.
4931 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4933 2011-07-02 Ian Lance Taylor <iant@google.com>
4935 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4937 2011-07-01 Ian Lance Taylor <iant@google.com>
4941 * resolve.cc (Symbol::override_base_with_special): Don't override
4942 the version if the overriding symbol has a different name.
4943 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4944 all callers. If we give an error about an undefined version,
4945 define the base version if necessary.
4946 * dynobj.h (class Versions): Update declaration.
4947 * testsuite/weak_alias_test_5.cc: New file.
4948 * testsuite/weak_alias_test.script: New file.
4949 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4950 and versioned_alias have the right value, and call t2.
4951 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4952 weak_alias_test_5.so.
4953 (weak_alias_test_LDADD): Likewise.
4954 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4955 * testsuite/Makefile.in: Rebuild.
4957 2011-07-01 Ian Lance Taylor <iant@google.com>
4960 * options.h (class General_options): Support -z notext.
4961 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4963 (two_file_shared_nonpic.so): Likewise.
4964 (two_file_shared_mixed.so): Likewise.
4965 (two_file_shared_mixed_1.so): Likewise.
4966 (weak_undef_lib_nonpic.so): Likewise.
4967 (alt/weak_undef_lib_nonpic.so): Likewise.
4968 (tls_test_shared_nonpic.so): Likewise.
4969 * testsuite/Makefile.in: Rebuild.
4971 2011-07-01 Ian Lance Taylor <iant@google.com>
4974 * configure.ac: Test whether static linking works, setting
4975 the automake conditional HAVE_STATIC.
4976 * testsuite/Makefile.am: Disable tests using -static if
4977 HAVE_STATIC is not true.
4978 * configure, testsuite/Makefile.in: Rebuild.
4980 2011-07-01 Ian Lance Taylor <iant@google.com>
4983 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4984 Assert if we see DW_EH_PE_indirect.
4985 * target.h (Target::ehframe_datarel_base): New function.
4986 (Target::do_ehframe_datarel_base): New target function.
4987 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4988 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4991 2011-07-01 Ian Lance Taylor <iant@google.com>
4994 * options.h (class General_options): Add
4995 --ld-generated-unwind-info.
4996 * ehframe.cc (Fde::write): Add address parameter. Change all
4997 callers. If associated with PLT, fill in address and size.
4998 (Cie::set_output_offset): Only add merge mapping if there is an
5000 (Cie::write): Add address parameter. Change all callers.
5001 (Eh_frame::add_ehframe_for_plt): New function.
5002 * ehframe.h (class Fde): Update declarations. Move shndx_ and
5003 input_offset_ fields into union u_, with new plt field.
5004 (Fde::Fde): Adjust for new union field.
5005 (Fde::Fde) [Output_data version]: New constructor.
5006 (Fde::add_mapping): Only add merge mapping if there is an object.
5007 (class Cie): Update declarations.
5008 (class Eh_frame): Declare add_ehframe_for_plt.
5009 * layout.cc (Layout::layout_eh_frame): Break out code into
5010 make_eh_frame_section, and call it.
5011 (Layout::make_eh_frame_section): New function.
5012 (Layout::add_eh_frame_for_plt): New function.
5013 * layout.h (class Layout): Update declarations.
5014 * merge.cc (Merge_map::add_mapping): Add assertion.
5015 * i386.cc: Include "dwarf.h".
5016 (class Output_data_plt_i386): Make first_plt_entry,
5017 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
5018 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
5019 and plt_eh_frame_fde.
5020 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
5021 boundary. Call add_eh_frame_for_plt if appropriate.
5022 * x86_64.cc: Include "dwarf.h".
5023 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
5024 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
5025 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
5026 and plt_eh_frame_fde.
5027 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
5030 2011-06-29 Ian Lance Taylor <iant@google.com>
5033 * object.cc (Sized_relobj_file::layout_section): Change shdr
5034 parameter to be const.
5035 (Sized_relobj_file::layout_eh_frame_section): New function, broken
5037 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
5038 appropriate. Call layout_eh_frame_section.
5039 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
5041 * object.h (class Sized_relobj_file): Update declarations.
5043 2011-06-29 Ian Lance Taylor <iant@google.com>
5046 * script.cc (Token::integer_value): Accept trailing M/m/K/k
5048 (Lex::gather_token): Accept trailing M/m/K/k for integers.
5050 2011-06-29 Ian Lance Taylor <iant@google.com>
5053 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
5055 * layout.cc (Layout::layout_eh_frame): Likewise.
5057 2011-06-29 Ian Lance Taylor <iant@google.com>
5060 * layout.cc (Layout::symtab_section_shndx): New function.
5061 * layout.h (class Layout): Declare symtab_section_shndx.
5062 * output.cc (Output_section::write_header): Call it.
5064 2011-06-29 Ian Lance Taylor <iant@google.com>
5067 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
5068 symbols which are not used in a relocation.
5070 2011-06-28 Ian Lance Taylor <iant@google.com>
5073 * layout.cc (Layout::segment_precedes): Don't crash if a linker
5074 script create indistinguishable segments.
5075 (Layout::set_segment_offsets): Use stable_sort when sorting
5076 segments. Pass this to Compare_segments constructor.
5077 * layout.h (class Layout): Make segment_precedes non-static.
5078 (class Compare_segments): Change from struct to class. Add
5079 layout_ field. Add constructor.
5080 * script-sections.cc
5081 (Script_sections::attach_sections_using_phdrs_clause): Rename
5082 local orphan to is_orphan. Don't report failure to put empty
5083 section in segment. On attachment failure, report name of
5084 section, and attach to first PT_LOAD segment.
5086 2011-06-28 Ian Lance Taylor <iant@google.com>
5089 * target-select.cc (Target_selector::Target_selector): Add
5090 emulation parameter. Change all callers.
5091 (select_target_by_bfd_name): Rename from select_target_by_name.
5093 (select_target_by_emulation): New function.
5094 (supported_emulation_names): New function.
5095 * target-select.h (class Target_selector): Add emulation_ field.
5096 Update declarations.
5097 (Target_selector::recognize_by_bfd_name): Rename from
5098 recognize_by_name. Change all callers.
5099 (Target_selector::supported_bfd_names): Rename from
5100 supported_names. Change all callers.
5101 (Target_selector::recognize_by_emulation): New function.
5102 (Target_selector::supported_emulations): New function.
5103 (Target_selector::emulation): New function.
5104 (Target_selector::do_recognize_by_bfd_name): Rename from
5105 do_recognize_by_name. Change all callers.
5106 (Target_selector::do_supported_bfd_names): Rename from
5107 do_supported_names. Change all callers.
5108 (Target_selector::do_recognize_by_emulation): New function.
5109 (Target_selector::do_supported_emulations): New function.
5110 (select_target_by_bfd_name): Change name in declaration.
5111 (select_target_by_emulation): Declare.
5112 (supported_emulation_names): Declare.
5113 * parameters.cc (parameters_force_valid_target): Try to find
5114 target based on emulation from -m option.
5115 * options.h (class General_options): Change doc string for -m.
5116 * options.cc (help): Print emulations.
5117 (General_options::parse_V): Likewise.
5118 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
5119 Add emulation parameter. Change all callers.
5121 2011-06-28 Ian Lance Taylor <iant@google.com>
5123 * target.h (class Target): Add osabi_ field.
5124 (Target::osabi): New function.
5125 (Target::set_osabi): New function.
5126 (Target::Target): Initialize osabi_.
5127 (Target::do_adjust_elf_header): Make pure virtual.
5128 (Sized_target::do_adjust_elf_header): Declare.
5129 * target.cc (Sized_target::do_adjust_elf_header): New function.
5130 (class Sized_target): Instantiate all versions.
5131 * freebsd.h (class Target_freebsd): Remove.
5132 (Target_selector_freebsd::do_recognize): Call set_osabi on
5134 (Target_selector_freebsd::do_recognize_by_name): Likewise.
5135 (Target_selector_freebsd::set_osabi): Remove.
5136 * i386.cc (class Target_i386): Inherit from Sized_target rather
5137 than Target_freebsd.
5138 * x86_64.cc (class Target_x86_64): Likewise.
5140 2011-06-28 Ian Lance Taylor <iant@google.com>
5142 * target.h (Target::can_check_for_function_pointers): Rewrite.
5144 (Target::can_icf_inline_merge_sections): Likewise.
5145 (Target::section_may_have_icf_unsafe_poineters): Likewise.
5146 (Target::Target_info): Add can_icf_inline_merge_sections field.
5147 (Target::do_can_check_for_function_pointers): New virtual
5149 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
5150 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
5151 from can_check_for_function_pointers, move in file.
5152 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
5153 section_may_have_icf_unsafe_poineters, move in file.
5154 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
5155 * i386.cc (Target_i386::do_can_check_for_function_pointers):
5156 Rename from can_check_for_function_pointers, move in file.
5157 (Target_i386::can_icf_inline_merge_sections): Remove.
5158 (Target_i386::i386_info): Initialize
5159 can_icf_inline_merge_sections.
5160 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5161 Initialize can_icf_inline_merge_sections.
5162 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
5163 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
5164 Rename from can_check_for_function_pointers, move in file.
5165 (Target_x86_64::can_icf_inline_merge_sections): Remove.
5166 (Target_x86_64::x86_64_info): Initialize
5167 can_icf_inline_merge_sections.
5168 * testsuite/testfile.cc (Target_test::test_target_info):
5170 * icf.cc (get_section_contents): Correct formatting.
5172 2011-06-27 Ian Lance Taylor <iant@google.com>
5174 * symtab.cc (Symbol::versioned_name): New function.
5175 (Symbol_table::add_to_final_symtab): Use versioned_name when
5177 (Symbol_table::sized_write_symbol): Likewise.
5178 * symtab.h (class Symbol): Declare versioned_name.
5179 * stringpool.h (class Stringpool_template): Add variant of add
5180 which takes a std::basic_string.
5181 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
5182 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
5183 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
5184 (ver_test_12.o): New target.
5185 * testsuite/Makefile.in: Rebuild.
5187 2011-06-27 Doug Kwan <dougkwan@google.com>
5189 * arm.cc (Arm_relocate_functions::thm_jump8,
5190 Arm_relocate_functions::thm_jump11): Use a wider signed
5191 type to compute offset.
5192 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
5194 * testsuite/Makefile.in: Regenerate.
5195 * testsuite/arm_branch_in_range.sh: Check test results of
5196 arm_thm_jump11 and arm_thm_jump8.
5197 * testsuite/arm_thm_jump11.s: New test source file.
5198 * testsuite/arm_thm_jump11.t: New linker script.
5199 * testsuite/arm_thm_jump8.s: New test source file.
5200 * testsuite/arm_thm_jump8.t: New linker script.
5202 2011-06-24 Ian Lance Taylor <iant@google.com>
5204 * layout.cc: Include "object.h".
5205 (ctors_sections_in_init_array): New static variable.
5206 (Layout::is_ctors_in_init_array): New function.
5207 (Layout::layout): Add entry to ctors_sections_in_init_array if
5209 * layout.h (class Layout): Declare is_ctors_in_init_array.
5210 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
5211 is_ctors_reverse_view is set.
5212 (Sized_relobj_file::write_sections): Add layout parameter. Change
5213 all callers. Set is_ctors_reverse_view field of View_size.
5214 (Sized_relobj_file::reverse_words): New function.
5215 * object.h (Sized_relobj_file::View_size): Add
5216 is_ctors_reverse_view field.
5217 (class Sized_relobj_file): Update declarations.
5218 * testsuite/initpri3.c: New test.
5219 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
5221 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
5222 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
5223 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
5224 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
5225 * testsuite/Makefile.in: Rebuild.
5227 2011-06-24 Cary Coutant <ccoutant@google.com>
5229 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
5230 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
5231 (debug_msg_cdebug.err): New targets.
5232 * testsuite/Makefile.in: Regenerate.
5233 * testsuite/debug_msg.sh: Check output of link with compressed debug.
5234 Fix checks for link with shared library.
5236 2011-06-24 Doug Kwan <dougkwan@google.com>
5238 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
5239 skip empty text sections.
5240 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
5242 2011-06-22 Ian Lance Taylor <iant@google.com>
5245 * options.h (class General_options): Add --ctors-in-init-array.
5246 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
5247 friends as SHT_PROGBITS for merging sections.
5248 (Layout::layout): Remove special handling of .init_array and
5249 friends. Don't sort if doing relocatable link. Sort for .ctors
5250 and .dtors if ctors_in_init_array.
5251 (Layout::make_output_section): Force correct section types for
5252 .init_array and friends. Don't sort if doing relocatable link,
5253 Don't sort .ctors and .dtors if ctors_in_init_array.
5254 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
5255 (Layout::output_section_name): Add relobj parameter. Change all
5256 callers. Handle .ctors. and .dtors. in code rather than table.
5257 Handle .ctors and .dtors if ctors_in_init_array.
5258 (Layout::match_file_name): New function, moved from output.cc.
5259 * layout.h (class Layout): Update declarations.
5260 * output.cc: Include "layout.h".
5261 (Input_section_sort_entry::get_priority): New function.
5262 (Input_section_sort_entry::match_file_name): Just call
5263 Layout::match_file_name.
5264 (Output_section::Input_section_sort_init_fini_compare::operator()):
5265 Handle .ctors and .dtors. Sort by explicit priority rather than
5267 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
5268 * testsuite/initpri2.c: New test.
5269 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
5270 (check_PROGRAMS): Add initpri2.
5271 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
5272 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
5273 * configure, testsuite/Makefile.in: Rebuild.
5275 2011-06-19 Ian Lance Taylor <iant@google.com>
5278 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
5279 .interp section to a PT_INTERP segment even if we have seen a
5280 --dynamic-linker option. Don't do it if we have seen a PHDRS
5281 clause in a linker script.
5282 (Layout::finalize): Don't create a .interp section if we've
5283 already create a PT_INTERP segment.
5284 (Layout::create_interp): Always call choose_output_section (revert
5285 patch of 2011-06-17). Don't create PT_INTERP segment.
5286 * script-sections.cc
5287 (Script_sections::create_note_and_tls_segments): Add a .interp
5288 section to a PT_INTERP segment even if we have seen a
5289 --dynamic-linker option.
5291 2011-06-18 Ian Lance Taylor <iant@google.com>
5293 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
5294 merely because a non-PT_LOAD segment has a dynamic reloc.
5296 2011-06-18 Ian Lance Taylor <iant@google.com>
5298 * layout.cc (Layout::finish_dynamic_section): Don't create
5299 DT_FLAGS entry if not needed.
5301 2011-06-18 Ian Lance Taylor <iant@google.com>
5304 * layout.cc (Layout::layout_eh_frame): Correct handling of
5305 writable .eh_frame section.
5307 2011-06-17 Ian Lance Taylor <iant@google.com>
5310 * resolve.cc (Symbol_table::resolve): Don't give an error if a
5311 symbol is redefined with the exact same object and value.
5313 2011-06-17 Ian Lance Taylor <iant@google.com>
5316 * layout.h (class Layout): Add interp_segment_ field.
5317 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
5318 (Layout::attach_allocated_section_to_segment): If making shared
5319 library, put .interp section in PT_INTERP segment.
5320 (Layout::finalize): Also call create_interp if -dynamic-linker
5322 (Layout::create_interp): Assert that there is no PT_INTERP
5323 segment. If not using a SECTIONS clause, use make_output_section.
5324 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
5325 * script-sections.cc
5326 (Script_sections::create_note_and_tls_segments): If making shared
5327 library, put .interp section in PT_INTERP segment.
5329 2011-06-17 Ian Lance Taylor <iant@google.com>
5331 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
5332 when making a shared library.
5334 2011-06-17 Ian Lance Taylor <iant@google.com>
5336 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
5337 parameter. Change all callers. Don't issue warning about PC32
5338 against locally defined symbol.
5340 2011-06-16 Ian Lance Taylor <iant@google.com>
5342 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
5343 occurs in same object.
5345 2011-06-14 Alan Modra <amodra@gmail.com>
5347 * po/POTFILES.in: Regenerate.
5349 2011-06-09 Ian Lance Taylor <iant@google.com>
5351 * script-sections.cc
5352 (Orphan_output_section::set_section_addresses): For a relocatable
5353 link set address to 0.
5355 2011-06-09 Cary Coutant <ccoutant@google.com>
5358 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
5359 used with --compress-debug-sections.
5360 * gold/object.cc (Sized_relobj_file::do_layout): Report
5361 uncompressed size of compressed input sections.
5363 2011-06-08 Cary Coutant <ccoutant@google.com>
5366 * testsuite/two_file_test_2_v1.cc: Change initialization of
5367 v2 to keep it in .data.
5369 2011-06-07 Cary Coutant <ccoutant@google.com>
5371 * common.cc (Symbol_table::do_allocate_commons_list): Call
5373 * errors.cc (Errors::fatal): Adjust call to gold_exit.
5374 (Errors::fallback): New function.
5375 (gold_fallback): New function.
5376 * errors.h (Errors::fallback): New function.
5377 * gold.cc (gold_exit): Change status parameter to enum; adjust
5379 (queue_initial_tasks): Call gold_fallback.
5380 * gold.h: Include cstdlib.
5381 (Exit_status): New enum type.
5382 (gold_exit): Change status parameter to enum.
5383 (gold_fallback): New function.
5384 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
5385 (Layout::create_symtab_sections): Likewise.
5386 (Layout::create_shdrs): Likewise.
5387 * main.cc (main): Adjust call to gold_exit.
5388 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
5389 (Output_data_got::add_got_entry_pair): Likewise.
5390 (Output_section::add_input_section): Likewise.
5391 (Output_section::add_output_section_data): Likewise.
5392 (Output_segment::set_section_list_addresses): Likewise.
5393 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
5395 2011-06-07 Cary Coutant <ccoutant@google.com>
5397 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
5398 for incremental links.
5399 * output.cc (Output_segment::set_section_list_addresses): Remove
5400 FIXME and test for TLS or BSS.
5402 2011-06-07 Cary Coutant <ccoutant@google.com>
5404 * testsuite/Makefile.am: Add incremental_copy_test,
5405 incremental_common_test_1.
5406 * testsuite/Makefile.in: Regenerate.
5407 * testsuite/common_test_1_v1.c: New source file.
5408 * testsuite/common_test_1_v2.c: New source file.
5409 * testsuite/copy_test_v1.cc: New source file.
5411 2011-06-07 Cary Coutant <ccoutant@google.com>
5413 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
5414 update, allocate common from bss section's free list.
5415 * incremental-dump.cc (dump_incremental_inputs): Print flag for
5416 linker-defined symbols.
5417 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
5418 Skip GOT and PLT entries that are no longer referenced.
5419 (Output_section_incremental_inputs::write_info_blocks): Mark
5420 linker-defined symbols.
5421 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
5422 * output.cc (Output_section::allocate): New function.
5423 * output.h (Output_section::allocate): New function.
5424 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
5425 linker-defined symbols.
5426 (Symbol::override_base_with_special): Copy is_predefined_ flag.
5427 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
5428 (Symbol::init_base_output_data): Likewise.
5429 (Symbol::init_base_output_segment): Likewise.
5430 (Symbol::init_base_constant): Likewise.
5431 (Sized_symbol::init_output_data): Likewise.
5432 (Sized_symbol::init_output_segment): Likewise.
5433 (Sized_symbol::init_constant): Likewise.
5434 (Symbol_table::do_define_in_output_data): Likewise.
5435 (Symbol_table::do_define_in_output_segment): Likewise.
5436 (Symbol_table::do_define_as_constant): Likewise.
5437 * symtab.h (Symbol::is_predefined): New function.
5438 (Symbol::init_base_output_data): Add is_predefined parameter.
5439 (Symbol::init_base_output_segment): Likewise.
5440 (Symbol::init_base_constant): Likewise.
5441 (Symbol::is_predefined_): New data member.
5442 (Sized_symbol::init_output_data): Add is_predefined parameter.
5443 (Sized_symbol::init_output_segment): Likewise.
5444 (Sized_symbol::init_constant): Likewise.
5445 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
5447 2011-06-07 Cary Coutant <ccoutant@google.com>
5449 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
5450 instead of emit_copy_reloc.
5451 (Copy_relocs::emit_copy_reloc): Refactor.
5452 (Copy_relocs::make_copy_reloc): New function.
5453 (Copy_relocs::add_copy_reloc): Remove.
5454 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
5456 (Copy_relocs::make_copy_reloc): New function.
5457 (Copy_relocs::add_copy_reloc): Remove.
5458 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
5459 unchanged input files.
5460 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
5461 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
5462 Reserve BSS space for COPY relocations.
5463 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5464 (Output_section_incremental_inputs::write_info_blocks): Record
5465 whether a symbol is copied from a shared object.
5466 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
5467 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
5468 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
5469 (Incremental_input_entry_reader::get_output_symbol_index): Add
5471 (Incremental_binary::emit_copy_relocs): New function.
5472 (Incremental_binary::do_emit_copy_relocs): New function.
5473 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5475 (Sized_incremental_binary::add_copy_reloc): New function.
5476 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5477 (Sized_incremental_binary::Copy_reloc): New struct.
5478 (Sized_incremental_binary::Copy_relocs): New typedef.
5479 (Sized_incremental_binary::copy_relocs_): New data member.
5480 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
5481 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
5482 * target.h (Sized_target::emit_copy_reloc): New function.
5483 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
5485 2011-06-02 Cary Coutant <ccoutant@google.com>
5488 * gold/archive.cc (Archive::Archive): Initialize new data member.
5489 (Archive::include_all_members): Return if archive has already been
5491 * gold/archive.h (Archive::include_all_members_): New data member.
5493 2011-06-02 Nick Clifton <nickc@redhat.com>
5495 * dynobj.h: Fix spelling mistake in comment.
5496 * output.cc: Likewise.
5498 2011-05-31 Doug Kwan <dougkwan@google.com>
5502 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
5503 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
5504 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
5505 redundant arm_exidx_test.so.
5506 * testsuite/Makefile.in: Regenerate.
5507 (check_SCRIPTS): Add pr12826.sh
5508 (check_DATA): Add pr12826.stdout
5509 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
5510 * testsuite/pr12826.sh: New file.
5511 * testsuite/pr12826_1.s: Ditto.
5512 * testsuite/pr12826_1.s: Ditto.
5514 2011-05-30 Ian Lance Taylor <iant@google.com>
5516 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
5519 2011-05-29 Ian Lance Taylor <iant@google.com>
5522 * testsuite/Makefile.am: Use different file name for two_file_test
5523 temporary file for each incremental test.
5524 * testsuite/Makefile.in: Rebuild.
5526 2011-05-29 Ian Lance Taylor <iant@google.com>
5528 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
5529 binary input file is empty.
5531 2011-05-27 Ian Lance Taylor <iant@google.com>
5533 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
5534 (ver_test_9.so): Likewise.
5535 * testsuite/Makefile.in: Rebuild.
5537 2011-05-26 Cary Coutant <ccoutant@google.com>
5539 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
5540 * incremental.cc (Incremental_inputs::report_input_section): Fix
5541 comment, indentation.
5542 (Incremental_inputs::report_comdat_group): New function.
5543 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5544 of data for incremental input file entry.
5545 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
5546 group count, COMDAT group signatures.
5547 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
5548 an unchanged input file.
5549 * incremental.h (Incremental_object_entry::Incremental_object_entry):
5550 Initialize new data member.
5551 (Incremental_object_entry::add_comdat_group): New function.
5552 (Incremental_object_entry::get_comdat_group_count): New function.
5553 (Incremental_object_entry::get_comdat_signature_key): New function.
5554 (Incremental_object_entry::groups_): New data member.
5555 (Incremental_inputs::report_comdat_group): New function.
5556 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
5557 data for incremental input file entry.
5558 (Incremental_input_entry_reader::get_comdat_group_count): New function.
5559 (Incremental_input_entry_reader::get_input_section): Adjust size of
5560 data for incremental input file entry.
5561 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
5562 (Incremental_input_entry_reader::get_comdat_group_signature): New
5564 * object.cc (Sized_relobj::include_section_group): Report kept
5565 COMDAT groups for incremental links.
5567 2011-05-24 David Meyer <pdox@google.com>
5569 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
5570 with name parameter. Add found_name parameter.
5571 * fileread.cc (Input_file::find_file): Adjust code accordingly.
5572 * dirsearch.h (class Dirsearch): Update declaration.
5574 2011-05-24 Ian Lance Taylor <iant@google.com>
5576 * archive.cc (Library_base::should_include_member): Pull in object
5577 from archive if it defines the entry symbol.
5578 * parameters.cc (Parameters::entry): New function.
5579 * parameters.h (class Parameters): Declare entry.
5580 * output.h (class Output_file_header): Remove entry_ field.
5581 * output.cc (Output_file_header::Output_file_header): Remove entry
5582 parameter. Change all callers.
5583 (Output_file_header::entry): Use parameters->entry.
5584 * gold.cc (queue_middle_tasks): Likewise.
5585 * plugin.cc (Plugin_hook::run): Likewise.
5587 2011-05-24 Cary Coutant <ccoutant@google.com>
5589 * gold.cc (queue_initial_tasks): Pass incremental base filename
5590 to Output_file::open_base_file; don't print error message.
5591 * incremental-dump.cc (main): Adjust call to
5592 Output_file::open_for_modification.
5593 * incremental-dump.cc (main): Likewise.
5594 * incremental.cc (Incremental_inputs::report_command_line):
5595 Ignore --incremental-base option when comparing command lines.
5596 Ignore parameter when given as separate argument.
5597 * options.h (class General_options): Add --incremental-base.
5598 * output.cc (Output_file::Output_file):
5599 (Output_file::open_base_file): Add base_name and writable parameters;
5600 read base file into new file; print error message here.
5601 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5603 * output.h (Output_file::open_for_modification): Rename to...
5604 (Output_file::open_base_file): ...this; add base_name and
5605 writable parameters; adjust all callers.
5606 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5608 * testsuite/Makefile.am (incremental_test_4): Test
5610 * testsuite/Makefile.in: Regenerate.
5612 2011-05-24 Cary Coutant <ccoutant@google.com>
5614 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
5616 * testsuite/Makefile.in: Regenerate.
5617 * testsuite/two_file_test_1_v1.cc: New test source file.
5618 * testsuite/two_file_test_1b_v1.cc: New test source file.
5619 * testsuite/two_file_test_2_v1.cc: New test source file.
5621 2011-05-24 Cary Coutant <ccoutant@google.com>
5623 * dynobj.h (Dynobj::do_dynobj): New function.
5624 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
5625 flag and soname for shared objects.
5626 * incremental.cc (Incremental_inputs::report_object): Make
5627 either Incremental_object_entry or Incremental_dynobj_entry; add
5628 soname to string table.
5629 (Incremental_inputs::report_input_section): Add assertion.
5630 (Output_section_incremental_inputs::set_final_data_size): Adjust
5631 type of input file entry for shared libraries; adjust size of
5632 shared library info entry.
5633 (Output_section_incremental_inputs::write_input_files): Write
5634 as_needed flag for shared libraries.
5635 (Output_section_incremental_inputs::write_info_blocks): Adjust type
5636 of input file entry for shared libraries; write soname.
5637 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
5638 soname from incremental info.
5639 * incremental.h (enum Incremental_input_flags): Add
5640 INCREMENTAL_INPUT_AS_NEEDED.
5641 (Incremental_input_entry::Incremental_input_entry): Initialize new
5643 (Incremental_input_entry::set_as_needed): New function.
5644 (Incremental_input_entry::as_needed): New function.
5645 (Incremental_input_entry::do_dynobj_entry): New function.
5646 (Incremental_input_entry::as_needed_): New data member.
5647 (Incremental_object_entry::Incremental_object_entry): Don't check
5649 (Incremental_object_entry::do_type): Likewise.
5650 (class Incremental_dynobj_entry): New class.
5651 (Incremental_input_entry_reader::as_needed): New function.
5652 (Incremental_input_entry_reader::get_soname): New function.
5653 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
5654 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
5655 size of shared library info entry.
5656 * layout.cc (Layout::finish_dynamic_section): Don't test for
5657 incremental link when adding DT_NEEDED entries.
5658 * object.h (Object::Object): Initialize new data member.
5659 (Object::dynobj): New function.
5660 (Object::set_as_needed): New function.
5661 (Object::as_needed): New function.
5662 (Object::do_dynobj): New function.
5663 (Object::as_needed_): New data member.
5665 2011-05-24 Cary Coutant <ccoutant@google.com>
5667 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
5668 info; adjust display of GOT entries.
5669 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5670 vector of input objects; remove file_status_.
5671 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
5672 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
5673 got_plt reader; call target hooks to reserve GOT entries.
5674 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5675 of input file info header and GOT info entry.
5676 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
5678 (Got_plt_view_info::got_descriptor): Remove.
5679 (Got_plt_view_info::sym_index): New data member.
5680 (Got_plt_view_info::input_index): New data member.
5681 (Local_got_offset_visitor::visit): Write input file index.
5682 (Global_got_offset_visitor::visit): Write 0 for input file index.
5683 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
5684 with sym_index and input_index.
5685 (Output_section_incremental_inputs::write_got_plt): Adjust size of
5686 incremental info GOT entry; replace got_descriptor with input_index.
5687 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
5688 map from input file index to object.
5689 (Sized_relobj_incr::do_layout): Replace direct data member reference
5690 with accessor function.
5691 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
5692 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
5693 Adjust size of input file info header.
5694 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
5695 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
5696 (Incremental_input_entry_reader::get_input_section): Adjust size of
5697 input file info header.
5698 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
5699 of incremental info GOT entry.
5700 (Incremental_got_plt_reader::get_got_desc): Remove.
5701 (Incremental_got_plt_reader::get_got_symndx): New function.
5702 (Incremental_got_plt_reader::get_got_input_index): New function.
5703 (Sized_incremental_binary::Sized_incremental_binary): Remove
5704 file_status_; add input_objects_.
5705 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
5706 (Sized_incremental_binary::set_file_is_unchanged): Remove.
5707 (Sized_incremental_binary::file_is_unchanged): Remove.
5708 (Sized_incremental_binary::set_input_object): New function.
5709 (Sized_incremental_binary::input_object): New function.
5710 (Sized_incremental_binary::file_status_): Remove.
5711 (Sized_incremental_binary::input_objects_): New data member.
5712 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
5714 (Sized_relobj_incr::invalid_address): Move to base class.
5715 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
5717 (Sized_relobj_incr::do_output_section_offset): Likewise.
5718 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
5719 (Sized_relobj_incr::section_offsets_): Likewise.
5720 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
5722 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
5723 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
5724 with accessor function.
5725 (Sized_relobj_file::do_layout): Likewise.
5726 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
5727 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
5728 (Sized_relobj_file::compute_final_local_value): Replace refs to
5729 section_offsets_ with accessor function.
5730 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
5731 * object.h (Relobj::Relobj): Initialize new data members.
5732 (Relobj::add_dyn_reloc): New function.
5733 (Relobj::first_dyn_reloc): New function.
5734 (Relobj::dyn_reloc_count): New function.
5735 (Relobj::first_dyn_reloc_): New data member.
5736 (Relobj::dyn_reloc_count_): New data member.
5737 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
5739 (Sized_relobj::Address): New typedef.
5740 (Sized_relobj::invalid_address): Move here from child class.
5741 (Sized_relobj::Sized_relobj): Initialize new data members.
5742 (Sized_relobj::sized_relobj): New function.
5743 (Sized_relobj::is_output_section_offset_invalid): Move here from
5745 (Sized_relobj::get_output_section_offset): Likewise.
5746 (Sized_relobj::local_has_got_offset): Likewise.
5747 (Sized_relobj::local_got_offset): Likewise.
5748 (Sized_relobj::set_local_got_offset): Likewise.
5749 (Sized_relobj::do_for_all_local_got_entries): Likewise.
5750 (Sized_relobj::clear_got_offsets): New function.
5751 (Sized_relobj::section_offsets): Move here from child class.
5752 (Sized_relobj::do_output_section_offset): Likewise.
5753 (Sized_relobj::do_set_section_offset): Likewise.
5754 (Sized_relobj::Local_got_offsets): Likewise.
5755 (Sized_relobj::local_got_offsets_): Likewise.
5756 (Sized_relobj::section_offsets_): Likewise.
5757 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
5759 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
5761 (Sized_relobj_file::sized_relobj): New function
5762 (Sized_relobj_file::local_has_got_offset): Move to base class.
5763 (Sized_relobj_file::local_got_offset): Likewise.
5764 (Sized_relobj_file::set_local_got_offset): Likewise.
5765 (Sized_relobj_file::get_output_section_offset): Likewise.
5766 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
5767 (Sized_relobj_file::do_output_section_offset): Likewise.
5768 (Sized_relobj_file::do_set_section_offset): Likewise.
5769 (Sized_relobj_file::Local_got_offsets): Likewise.
5770 (Sized_relobj_file::local_got_offsets_): Likewise.
5771 (Sized_relobj_file::section_offsets_): Likewise.
5772 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
5774 (set_needs_dynsym_index): Convert relobj to derived class pointer.
5775 (Output_reloc::get_symbol_index): Likewise.
5776 (Output_reloc::local_section_offset): Likewise.
5777 (Output_reloc::get_address): Likewise.
5778 (Output_reloc::symbol_value): Likewise.
5779 (Output_data_got::reserve_slot): Move to class definition.
5780 (Output_data_got::reserve_local): New function.
5781 (Output_data_got::reserve_slot_for_global): Remove.
5782 (Output_data_got::reserve_global): New function.
5783 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5784 (all constructors, two instantiations).
5785 (Output_reloc::get_relobj): New function (two instantiations).
5786 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5787 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5788 (Output_data_reloc::add_global): Adjust type of relobj.
5789 (Output_data_reloc::add_global_relative): Likewise.
5790 (Output_data_reloc::add_symbolless_global_addend): Likewise.
5791 (Output_data_reloc::add_local): Likewise.
5792 (Output_data_reloc::add_local_relative): Likewise.
5793 (Output_data_reloc::add_symbolless_local_addend): Likewise.
5794 (Output_data_reloc::add_local_section): Likewise.
5795 (Output_data_reloc::add_output_section): Likewise.
5796 (Output_data_reloc::add_absolute): Likewise.
5797 (Output_data_reloc::add_target_specific): Likewise.
5798 (Output_data_got::reserve_slot): Move definition here.
5799 (Output_data_got::reserve_local): New function.
5800 (Output_data_got::reserve_global): New function.
5801 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5802 section_offsets_ with accessor function.
5803 (Sized_relobj_file::write_sections): Likewise.
5804 (Sized_relobj_file::do_relocate_sections): Likewise.
5805 * target.h (Sized_target::reserve_local_got_entry): New function.
5806 (Sized_target::reserve_global_got_entry): New function.
5807 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5808 (Target_x86_64::reserve_global_got_entry): New function.
5809 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5811 2011-05-23 Cary Coutant <ccoutant@google.com>
5813 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5814 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5815 bit when checking got_type.
5816 * incremental.cc (Sized_incremental_binary::setup_readers):
5817 Store symbol table and string table locations; initialize bit vector
5818 of file status flags.
5819 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5821 (Sized_incremental_binary::do_process_got_plt): New function.
5822 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5823 (Output_section_incremental_inputs::set_final_data_size): Record
5824 file index for each input file.
5825 (Output_section_incremental_inputs::write_got_plt): Store file index
5826 instead of input entry offset for each GOT entry.
5828 (Incremental_input_entry::Incremental_input_entry): Initialize new
5830 (Incremental_input_entry::set_offset): Store file index.
5831 (Incremental_input_entry::get_file_index): New function.
5832 (Incremental_input_entry::file_index_): New data member.
5833 (Incremental_binary::process_got_plt): New function.
5834 (Incremental_binary::do_process_got_plt): New function.
5835 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5837 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5838 (Sized_incremental_binary::set_file_is_unchanged): New function.
5839 (Sized_incremental_binary::file_is_unchanged): New function.
5840 (Sized_incremental_binary::do_process_got_plt): New function.
5841 (Sized_incremental_binary::file_status_): New data member.
5842 (Sized_incremental_binary::main_symtab_loc_): New data member.
5843 (Sized_incremental_binary::main_strtab_loc_): New data member.
5844 * output.cc (Output_data_got::Got_entry::write): Add case
5846 (Output_data_got::add_global): Call add_got_entry.
5847 (Output_data_got::add_global_plt): Likewise.
5848 (Output_data_got::add_global_with_rel): Likewise.
5849 (Output_data_got::add_global_with_rela): Likewise.
5850 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5851 (Output_data_got::add_global_pair_with_rela): Likewise.
5852 (Output_data_got::add_local): Call add_got_entry.
5853 (Output_data_got::add_local_plt): Likewise.
5854 (Output_data_got::add_local_with_rel): Likewise.
5855 (Output_data_got::add_local_with_rela): Likewise.
5856 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5857 (Output_data_got::add_local_pair_with_rela): Likewise.
5858 (Output_data_got::reserve_slot): New function.
5859 (Output_data_got::reserve_slot_for_global): New function.
5860 (Output_data_got::add_got_entry): New function.
5861 (Output_data_got::add_got_entry_pair): New function.
5862 (Output_section::add_output_section_data): Edit FIXME.
5864 (Output_section_data_build::Output_section_data_build): New
5865 constructor with size parameter.
5866 (Output_data_space::Output_data_space): Likewise.
5867 (Output_data_got::Output_data_got): Initialize new data member; new
5868 constructor with size parameter.
5869 (Output_data_got::add_constant): Call add_got_entry.
5870 (Output_data_got::reserve_slot): New function.
5871 (Output_data_got::reserve_slot_for_global): New function.
5872 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5873 (Output_data_got::add_got_entry): New function.
5874 (Output_data_got::add_got_entry_pair): New function.
5875 (Output_data_got::free_list_): New data member.
5876 * target.h (Sized_target::init_got_plt_for_update): New function.
5877 (Sized_target::register_global_plt_entry): New function.
5878 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5879 Initialize new data member; call init; add constructor with PLT count.
5880 (Output_data_plt_x86_64::init): New function.
5881 (Output_data_plt_x86_64::add_relocation): New function.
5882 (Output_data_plt_x86_64::reserve_slot): New function.
5883 (Output_data_plt_x86_64::free_list_): New data member.
5884 (Target_x86_64::init_got_plt_for_update): New function.
5885 (Target_x86_64::register_global_plt_entry): New function.
5886 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5887 incremental updates.
5888 (Output_data_plt_x86_64::add_relocation): New function.
5889 * testsuite/object_unittest.cc (Object_test): Set default options.
5891 2011-05-16 Ian Lance Taylor <iant@google.com>
5893 * options.h (class General_options): Make -i a synonym for -r.
5895 2011-05-16 Ian Lance Taylor <iant@google.com>
5897 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5899 2011-05-10 Cary Coutant <ccoutant@google.com>
5901 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5904 2011-05-06 Ian Lance Taylor <iant@google.com>
5906 * layout.cc (Layout::layout): If the output section flags change,
5907 update the ordering.
5909 2011-04-25 Cary Coutant <ccoutant@google.com>
5911 * incremental-dump.cc (dump_incremental_inputs): Print local
5912 symbol info for each input file.
5914 (Output_section_incremental_inputs::set_final_data_size): Add local
5915 symbol info to input file entries in incremental info.
5916 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5917 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5918 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5919 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5921 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5922 (Sized_incr_relobj::do_relocate): Write the local symbols.
5923 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5924 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5925 Adjust size of input file header.
5926 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5927 (Incremental_inputs_reader::get_local_symbol_count): New function.
5928 (Incremental_inputs_reader::get_input_section): Adjust size of input
5930 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5931 (Sized_incr_relobj::This): New typedef.
5932 (Sized_incr_relobj::sym_size): New const data member.
5933 (Sized_incr_relobj::Local_symbol): New struct.
5934 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5935 (Sized_incr_relobj::do_local_symbol_offset): New function.
5936 (Sized_incr_relobj::local_symbol_count_): New data member.
5937 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5938 (Sized_incr_relobj::local_symbol_index_): New data member.
5939 (Sized_incr_relobj::local_symbol_offset_): New data member.
5940 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5941 (Sized_incr_relobj::local_symbols_): New data member.
5942 * object.h (Relobj::output_local_symbol_count): New function.
5943 (Relobj::local_symbol_offset): New function.
5944 (Relobj::do_output_local_symbol_count): New function.
5945 (Relobj::do_local_symbol_offset): New function.
5946 (Sized_relobj::do_output_local_symbol_count): New function.
5947 (Sized_relobj::do_local_symbol_offset): New function.
5949 2011-04-22 Vladimir Simonov <sv@sw.ru>
5951 * descriptors.cc (set_close_on_exec): New function.
5952 (Descriptors::open): Use set_close_on_exec.
5953 * output.cc (S_ISLNK): Define if not defined.
5955 2011-04-22 Cary Coutant <ccoutant@google.com>
5957 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5959 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5960 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5961 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5963 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5964 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5965 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5967 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5969 (Incremental_binary::apply_incremental_relocs): New function.
5970 (Incremental_binary::do_apply_incremental_relocs): New function.
5971 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5973 (Sized_incremental_binary::add_global_symbol): New function.
5974 (Sized_incremental_binary::global_symbol): New function.
5975 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5976 (Sized_incremental_binary::symbol_map_): New data member.
5977 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5978 * target.h (Sized_target::apply_relocation): New function.
5979 * target-reloc.h (apply_relocation): New function.
5980 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5982 2011-04-22 Doug Kwan <dougkwan@google.com>
5984 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5985 flag of a SHT_ARM_EXIDX section.
5986 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5987 * testsuite/Makefile.in: Regenerate.
5988 * testsuite/arm_exidx_test.s: New file.
5989 * testsuite/arm_exidx_test.sh: Same.
5991 2011-04-20 Cary Coutant <ccoutant@google.com>
5994 * archive.h (Incremental_archive_entry::Archive_member):
5995 Initialize arg_serial_ (second constructor).
5997 2011-04-17 Ian Lance Taylor <iant@google.com>
5999 * object.cc (Relocate_info::location): Simplify location string.
6000 * errors.cc (Errors::error_at_location): Don't print program
6002 (Errors::warning_at_location): Likewise.
6003 (Errors::undefined_symbol): Likewise.
6004 * testsuite/debug_msg.sh: Update accordingly.
6006 2011-04-14 Cary Coutant <ccoutant@google.com>
6008 * gold/layout.cc (Layout::symtab_section_offset): New function.
6009 * gold/layout.h (Layout::symtab_section_offset): New function.
6010 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
6012 2011-04-12 Ian Lance Taylor <iant@google.com>
6014 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
6015 with MREMAP_MAYMOVE.
6016 * output.h (class Output_file): Add map_is_allocated_ field.
6017 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
6018 not available, provide stubs. If mremap is not available, #define
6020 (MREMAP_MAYMOVE): Define if not defined.
6021 (Output_file::Output_file): Initialize map_is_allocated_.
6022 (Output_file::resize): Check map_is_allocated_.
6023 (Output_file::map_anonymous): If mmap fails, use malloc.
6024 (Output_file::unmap): Don't do anything for an anonymous map.
6025 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
6026 is not available, provide stubs.
6027 (File_read::View::~View): Use free rather than delete[].
6028 (File_read::make_view): Use malloc rather than new[]. If mmap
6030 (File_read::find_or_make_view): Use malloc rather than new[].
6031 * gold.h: Remove HAVE_REMAP code.
6032 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
6033 exists. Rename mremap to gold_mremap. If mmap is not available
6035 * configure, config.in: Rebuild.
6037 2011-04-11 Ian Lance Taylor <iant@google.com>
6039 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
6040 initialize local variable v.
6042 2011-04-11 Cary Coutant <ccoutant@google.com>
6044 * archive.cc (Archive::include_member): Adjust call to
6046 (Add_archive_symbols::run): Track argument serial numbers.
6047 (Lib_group::include_member): Likewise.
6048 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
6049 * archive.h (Incremental_archive_entry::Archive_member):
6050 Initialize arg_serial_.
6051 (Archive_member::arg_serial_): New data member.
6052 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
6053 (Sized_dynobj::do_add_symbols): Track symbols when doing an
6055 (Sized_dynobj::do_for_all_local_got_entries): New function.
6056 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
6058 * fileread.cc (get_mtime): New function.
6059 * fileread.h (get_mtime): New function.
6060 * gold.cc (queue_initial_tasks): Check for incremental update.
6061 (process_incremental_input): New function.
6062 (queue_middle_tasks): Don't force valid target for incremental
6064 * incremental-dump.cc (find_input_containing_global): Adjust
6065 size of symbol info entry.
6066 (dump_incremental_inputs): Dump argument serial number and
6067 in_system_directory flag; bias shndx by 1; print symbol names
6068 when dumping per-file symbol lists; use new symbol info readers.
6070 (Output_section_incremental_inputs:update_data_size): New function.
6071 (Sized_incremental_binary::setup_readers): Setup input readers
6072 for each input file; build maps for files added from libraries
6074 (Sized_incremental_binary::check_input_args): New function.
6075 (Sized_incremental_binary::do_check_inputs): Build map of argument
6076 serial numbers to input arguments.
6077 (Sized_incremental_binary::do_file_has_changed): Rename
6078 do_file_is_unchanged to this; compare file modification times.
6079 (Sized_incremental_binary::do_init_layout): New function.
6080 (Sized_incremental_binary::do_reserve_layout): New function.
6081 (Sized_incremental_binary::do_get_input_reader): Remove.
6082 (Sized_incremental_binary::get_symtab_view): New function.
6083 (Incremental_checker::can_incrementally_link_output_file): Remove.
6084 (Incremental_inputs::report_command_line): Exclude --debug options.
6085 (Incremental_inputs::report_archive_begin): Add parameter; track
6086 argument serial numbers; don't put input file entry for archive
6087 before archive members.
6088 (Incremental_inputs::report_archive_end): Put input file entry
6089 for archive after archive members.
6090 (Incremental_inputs::report_object): Add parameter; track argument
6091 serial numbers and in_system_directory flag.
6092 (Incremental_inputs::report_script): Add parameter; track argument
6094 (Output_section_incremental_inputs::set_final_data_size): Adjust
6095 size of symbol info entry; check for forwarding symbols.
6096 (Output_section_incremental_inputs::write_input_files): Write
6097 in_system_directory flag and argument serial number.
6098 (Output_section_incremental_inputs::write_info_blocks): Map section
6099 indices between incremental info and original input file; store
6100 input section index for each symbol.
6101 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
6102 change operator() to visit().
6103 (class Global_got_offset_visitor): Likewise.
6104 (class Global_symbol_visitor_got_plt):
6105 (Output_section_incremental_inputs::write_got_plt): Use new visitor
6107 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
6108 (Sized_incr_relobj::do_read_symbols): New function.
6109 (Sized_incr_relobj::do_layout): New function.
6110 (Sized_incr_relobj::do_layout_deferred_sections): New function.
6111 (Sized_incr_relobj::do_add_symbols): New function.
6112 (Sized_incr_relobj::do_should_include_member): New function.
6113 (Sized_incr_relobj::do_for_all_global_symbols): New function.
6114 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
6115 (Sized_incr_relobj::do_section_size): New function.
6116 (Sized_incr_relobj::do_section_name): New function.
6117 (Sized_incr_relobj::do_section_contents): New function.
6118 (Sized_incr_relobj::do_section_flags): New function.
6119 (Sized_incr_relobj::do_section_entsize): New function.
6120 (Sized_incr_relobj::do_section_address): New function.
6121 (Sized_incr_relobj::do_section_type): New function.
6122 (Sized_incr_relobj::do_section_link): New function.
6123 (Sized_incr_relobj::do_section_info): New function.
6124 (Sized_incr_relobj::do_section_addralign): New function.
6125 (Sized_incr_relobj::do_initialize_xindex): New function.
6126 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
6127 (Sized_incr_relobj::do_read_relocs): New function.
6128 (Sized_incr_relobj::do_gc_process_relocs): New function.
6129 (Sized_incr_relobj::do_scan_relocs): New function.
6130 (Sized_incr_relobj::do_count_local_symbols): New function.
6131 (Sized_incr_relobj::do_finalize_local_symbols): New function.
6132 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
6133 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
6134 (Sized_incr_relobj::do_relocate): New function.
6135 (Sized_incr_relobj::do_set_section_offset): New function.
6136 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
6137 (Sized_incr_dynobj::do_read_symbols): New function.
6138 (Sized_incr_dynobj::do_layout): New function.
6139 (Sized_incr_dynobj::do_add_symbols): New function.
6140 (Sized_incr_dynobj::do_should_include_member): New function.
6141 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
6142 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
6143 (Sized_incr_dynobj::do_section_size): New function.
6144 (Sized_incr_dynobj::do_section_name): New function.
6145 (Sized_incr_dynobj::do_section_contents): New function.
6146 (Sized_incr_dynobj::do_section_flags): New function.
6147 (Sized_incr_dynobj::do_section_entsize): New function.
6148 (Sized_incr_dynobj::do_section_address): New function.
6149 (Sized_incr_dynobj::do_section_type): New function.
6150 (Sized_incr_dynobj::do_section_link): New function.
6151 (Sized_incr_dynobj::do_section_info): New function.
6152 (Sized_incr_dynobj::do_section_addralign): New function.
6153 (Sized_incr_dynobj::do_initialize_xindex): New function.
6154 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
6155 (make_sized_incremental_object): New function.
6156 (Incremental_library::copy_unused_symbols): New function.
6157 (Incremental_library::do_for_all_unused_symbols): New function.
6158 * incremental.h (enum Incremental_input_flags): New type.
6159 (class Incremental_checker): Remove.
6160 (Incremental_input_entry::Incremental_input_entry): Add argument
6162 (Incremental_input_entry::arg_serial): New function.
6163 (Incremental_input_entry::set_is_in_system_directory): New function.
6164 (Incremental_input_entry::is_in_system_directory): New function.
6165 (Incremental_input_entry::arg_serial_): New data member.
6166 (Incremental_input_entry::is_in_system_directory_): New data member.
6167 (class Script_info): Move here from script.h.
6168 (Script_info::Script_info): Add filename parameter.
6169 (Script_info::filename): New function.
6170 (Script_info::filename_): New data member.
6171 (Incremental_script_entry::Incremental_script_entry): Add argument
6173 (Incremental_object_entry::Incremental_object_entry): Likewise.
6174 (Incremental_object_entry::add_input_section): Build list of input
6175 sections with map to original shndx.
6176 (Incremental_object_entry::get_input_section_index): New function.
6177 (Incremental_object_entry::shndx_): New data member.
6178 (Incremental_object_entry::name_key_): Rename; adjust all refs.
6179 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
6180 (Incremental_archive_entry::Incremental_archive_entry): Add argument
6182 (Incremental_inputs::report_archive_begin): Likewise.
6183 (Incremental_inputs::report_object): Likewise.
6184 (Incremental_inputs::report_script): Likewise.
6185 (class Incremental_global_symbol_reader): New class.
6186 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
6187 and store flags and input file type.
6188 (Incremental_input_entry_reader::arg_serial): New function.
6189 (Incremental_input_entry_reader::type): Extract type from flags.
6190 (Incremental_input_entry_reader::is_in_system_directory): New function.
6191 (Incremental_input_entry_reader::get_input_section_count): Call
6192 accessor function for type.
6193 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
6194 function for type; adjust size of global symbol entry.
6195 (Incremental_input_entry_reader::get_global_symbol_count): Call
6196 accessor function for type.
6197 (Incremental_input_entry_reader::get_object_count): Likewise.
6198 (Incremental_input_entry_reader::get_object_offset): Likewise.
6199 (Incremental_input_entry_reader::get_member_count): Likewise.
6200 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
6201 (Incremental_input_entry_reader::get_member_offset): Likewise.
6202 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
6203 (Incremental_input_entry_reader::Global_symbol_info): Remove.
6204 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
6205 (Incremental_input_entry_reader::get_global_symbol_reader): New
6207 (Incremental_input_entry_reader::get_output_symbol_index): New
6209 (Incremental_input_entry_reader::type_): Remove.
6210 (Incremental_input_entry_reader::flags_): New data member.
6211 (Incremental_inputs_reader::input_file_offset): New function.
6212 (Incremental_inputs_reader::input_file_index): New function.
6213 (Incremental_inputs_reader::input_file): Call input_file_offset.
6214 (Incremental_inputs_reader::input_file_at_offset): New function.
6215 (Incremental_relocs_reader::get_r_type): Reformat.
6216 (Incremental_relocs_reader::get_r_shndx): Reformat.
6217 (Incremental_relocs_reader::get_r_offset): Reformat.
6218 (Incremental_relocs_reader::data): New function.
6219 (Incremental_binary::Incremental_binary): Initialize new data members.
6220 (Incremental_binary::check_inputs): Add cmdline parameter.
6221 (Incremental_binary::file_is_unchanged): Remove.
6222 (Input_reader::arg_serial): New function.
6223 (Input_reader::get_unused_symbol_count): New function.
6224 (Input_reader::get_unused_symbol): New function.
6225 (Input_reader::do_arg_serial): New function.
6226 (Input_reader::do_get_unused_symbol_count): New function.
6227 (Input_reader::do_get_unused_symbol): New function.
6228 (Incremental_binary::input_file_count): New function.
6229 (Incremental_binary::get_input_reader): Change signature to use
6230 index instead of filename.
6231 (Incremental_binary::file_has_changed): New function.
6232 (Incremental_binary::get_input_argument): New function.
6233 (Incremental_binary::get_library): New function.
6234 (Incremental_binary::get_script_info): New function.
6235 (Incremental_binary::init_layout): New function.
6236 (Incremental_binary::reserve_layout): New function.
6237 (Incremental_binary::output_file): New function.
6238 (Incremental_binary::do_check_inputs): New function.
6239 (Incremental_binary::do_file_is_unchanged): Remove.
6240 (Incremental_binary::do_file_has_changed): New function.
6241 (Incremental_binary::do_init_layout): New function.
6242 (Incremental_binary::do_reserve_layout): New function.
6243 (Incremental_binary::do_input_file_count): New function.
6244 (Incremental_binary::do_get_input_reader): Change signature.
6245 (Incremental_binary::input_args_map_): New data member.
6246 (Incremental_binary::library_map_): New data member.
6247 (Incremental_binary::script_map_): New data member.
6248 (Sized_incremental_binary::Sized_incremental_binary): Initialize
6250 (Sized_incremental_binary::output_section): New function.
6251 (Sized_incremental_binary::inputs_reader): Add const.
6252 (Sized_incremental_binary::symtab_reader): Add const.
6253 (Sized_incremental_binary::relocs_reader): Add const.
6254 (Sized_incremental_binary::got_plt_reader): Add const.
6255 (Sized_incremental_binary::get_symtab_view): New function.
6256 (Sized_incremental_binary::Inputs_reader): New typedef.
6257 (Sized_incremental_binary::Input_entry_reader): New typedef.
6258 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
6259 (Sized_incremental_binary::do_file_is_unchanged): Remove.
6260 (Sized_incremental_binary::do_file_has_changed): New function.
6261 (Sized_incremental_binary::do_init_layout): New function.
6262 (Sized_incremental_binary::do_reserve_layout): New function.
6263 (Sized_input_reader::Inputs_reader): Remove.
6264 (Sized_input_reader::Input_entry_reader): Remove.
6265 (Sized_input_reader::do_arg_serial): New function.
6266 (Sized_input_reader::do_get_unused_symbol_count): New function.
6267 (Sized_input_reader::do_get_unused_symbol): New function.
6268 (Sized_incremental_binary::do_input_file_count): New function.
6269 (Sized_incremental_binary::do_get_input_reader): Change signature;
6270 use index instead of filename.
6271 (Sized_incremental_binary::section_map_): New data member.
6272 (Sized_incremental_binary::input_entry_readers_): New data member.
6273 (class Sized_incr_relobj): New class.
6274 (class Sized_incr_dynobj): New class.
6275 (make_sized_incremental_object): New function.
6276 (class Incremental_library): New class.
6277 * layout.cc (Free_list::num_lists): New static data member.
6278 (Free_list::num_nodes): New static data member.
6279 (Free_list::num_removes): New static data member.
6280 (Free_list::num_remove_visits): New static data member.
6281 (Free_list::num_allocates): New static data member.
6282 (Free_list::num_allocate_visits): New static data member.
6283 (Free_list::init): New function.
6284 (Free_list::remove): New function.
6285 (Free_list::allocate): New function.
6286 (Free_list::dump): New function.
6287 (Free_list::print_stats): New function.
6288 (Layout_task_runner::run): Resize output file for incremental updates.
6289 (Layout::Layout): Initialize new data members.
6290 (Layout::set_incremental_base): New function.
6291 (Layout::init_fixed_output_section): New function.
6292 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
6293 incremental updates.
6294 (Layout::create_gold_note): Do not create gold note section for
6295 incremental updates.
6296 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
6297 for incremental updates.
6298 (Layout::set_section_offsets): For incremental updates, allocate space
6300 (Layout::create_symtab_sections): Layout with offsets relative to
6301 start of section; for incremental updates, allocate space from free
6303 (Layout::create_shdrs): For incremental updates, allocate space from
6305 (Layout::finish_dynamic_section): For incremental updates, do not
6306 check --as-needed (fixed in subsequent patch).
6307 * layout.h (class Free_list): New class.
6308 (Layout::set_incremental_base): New function.
6309 (Layout::incremental_base): New function.
6310 (Layout::init_fixed_output_section): New function.
6311 (Layout::allocate): New function.
6312 (Layout::incremental_base_): New data member.
6313 (Layout::free_list_): New data member.
6314 * main.cc (main): Print Free_list statistics.
6315 * object.cc (Relobj::finalize_incremental_relocs): Add
6316 clear_counts parameter; clear counts only when clear_counts is set.
6317 (Sized_relobj::Sized_relobj): Initialize new base class.
6318 (Sized_relobj::do_layout): Don't report special sections.
6319 (Sized_relobj::do_for_all_local_got_entries): New function.
6320 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
6321 symtab_off to all symbol table offsets.
6322 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
6323 * object.h (class Got_offset_list): Move to top of file.
6324 (Object::Object): Allow case where input_file == NULL.
6325 (Object::~Object): Likewise.
6326 (Object::input_file): Assert that input_file != NULL.
6327 (Object::lock): Allow case where input_file == NULL.
6328 (Object::unlock): Likewise.
6329 (Object::is_locked): Likewise.
6330 (Object::token): Likewise.
6331 (Object::release): Likewise.
6332 (Object::is_incremental): New function.
6333 (Object::get_mtime): New function.
6334 (Object::for_all_local_got_entries): New function.
6335 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
6336 (Object::set_is_in_system_directory): New function.
6337 (Object::is_in_system_directory): New function.
6338 (Object::do_is_incremental): New function.
6339 (Object::do_get_mtime): New function.
6340 (Object::do_for_all_local_got_entries): New function.
6341 (Object::is_in_system_directory_): New data member.
6342 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
6343 (class Sized_relobj_base): New class.
6344 (class Sized_relobj): Derive from Sized_relobj_base.
6345 (class Sized_relobj::Symbols): Redeclare from base class.
6346 (class Sized_relobj::local_got_offset_list): Remove.
6347 (class Sized_relobj::Output_sections): Redeclare from base class.
6348 (class Sized_relobj::do_for_all_local_got_entries): New function.
6349 (class Sized_relobj::write_local_symbols): Add offset parameter.
6350 (class Sized_relobj::local_symbol_offset_): Update comment.
6351 (class Sized_relobj::local_dynsym_offset_): Update comment.
6352 * options.cc (Input_arguments::add_file): Remove const.
6353 * options.h (Input_file_argument::Input_file_argument):
6354 Initialize arg_serial_ (all constructors).
6355 (Input_file_argument::set_arg_serial): New function.
6356 (Input_file_argument::arg_serial): New function.
6357 (Input_file_argument::arg_serial_): New data member.
6358 (Input_arguments::Input_arguments): Initialize file_count_.
6359 (Input_arguments::add_file): Remove const.
6360 (Input_arguments::number_of_input_files): New function.
6361 (Input_arguments::file_count_): New data member.
6362 (Command_line::number_of_input_files): Call
6363 Input_arguments::number_of_input_files.
6364 * output.cc (Output_segment_headers::Output_segment_headers):
6366 (Output_section::Input_section::current_data_size): New function.
6367 (Output_section::Output_section): Initialize new data members.
6368 (Output_section::add_input_section): Don't do merge sections for
6369 an incremental link; allocate space from free list for an
6371 (Output_section::add_output_section_data): Allocate space from
6372 free list for an incremental update.
6373 (Output_section::update_data_size): New function.
6374 (Output_section::set_fixed_layout): New function.
6375 (Output_section::reserve): New function.
6376 (Output_segment::set_section_addresses): Remove const.
6377 (Output_segment::set_section_list_addresses): Remove const; allocate
6378 space from free list for an incremental update.
6379 (Output_segment::set_offset): Adjust size of RELRO segment for an
6381 * output.h (Output_data::current_data_size): Move here from
6383 (Output_data::pre_finalize_data_size): New function.
6384 (Output_data::update_data_size): New function.
6385 (Output_section_headers::update_data_size): new function.
6386 (Output_section_data_build::current_data_size): Move to Output_data.
6387 (Output_data_strtab::update_data_size): New function.
6388 (Output_section::current_data_size): Move to Output_data.
6389 (Output_section::set_fixed_layout): New function.
6390 (Output_section::has_fixed_layout): New function.
6391 (Output_section::reserve): New function.
6392 (Output_section::update_data_size): New function.
6393 (Output_section::has_fixed_layout_): New data member.
6394 (Output_section::free_list_): New data member.
6395 (Output_segment::set_section_addresses): Remove const.
6396 (Output_segment::set_section_list_addresses): Remove const.
6397 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
6399 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
6401 * readsyms.cc (Read_symbols::do_read_symbols): Add library
6402 parameter when calling Add_symbols constructor; store argument
6403 serial number for members of a lib group.
6404 (Add_symbols::locks): Allow case where token == NULL.
6405 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
6406 (Read_member::~Read_member): New function.
6407 (Read_member::is_runnable): New function.
6408 (Read_member::locks): New function.
6409 (Read_member::run): New function.
6410 (Check_script::~Check_script): New function.
6411 (Check_script::is_runnable): New function.
6412 (Check_script::locks): New function.
6413 (Check_script::run): New function.
6414 (Check_library::~Check_library): New function.
6415 (Check_library::is_runnable): New function.
6416 (Check_library::locks): New function.
6417 (Check_library::run): New function.
6418 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
6419 (Add_symbols::library_): New data member.
6420 (class Read_member): New class.
6421 (class Check_script): New class.
6422 (class Check_library): New class.
6423 * reloc.cc (Read_relocs::is_runnable): Allow case where
6425 (Read_relocs::locks): Likewise.
6426 (Scan_relocs::locks): Likewise.
6427 (Relocate_task::locks): Likewise.
6428 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
6430 (Sized_relobj::incremental_relocs_scan): Fix comment.
6431 (Sized_relobj::do_relocate): Pass output file offset to
6432 write_local_symbols.
6433 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
6434 from class declaration.
6435 * script.cc (read_input_script): Allocate Script_info; pass
6436 argument serial number to report_script.
6437 * script.h (class Script_info): Move to incremental.h.
6438 * symtab.cc (Symbol_table::add_from_incrobj): New function.
6439 * symtab.h (Symbol_table::add_from_incrobj): New function.
6440 (Symbol_table::set_file_offset): New function.
6442 2011-04-05 Cary Coutant <ccoutant@google.com>
6444 * incremental-dump.cc (dump_incremental_inputs): Change signature
6445 to take a Sized_incremental_binary; change caller. Use readers
6446 in Sized_incremental_binary.
6448 (Sized_incremental_binary::find_incremental_inputs_sections):
6449 Rename do_find_incremental_inputs_sections to this.
6450 (Sized_incremental_binary::setup_readers): New function.
6451 (Sized_incremental_binary::do_check_inputs): Check
6452 has_incremental_info_ flag; move setup code to setup_readers;
6454 (Sized_incremental_binary::do_file_is_unchanged): New function.
6455 (Sized_incremental_binary::do_get_input_reader): New function.
6456 * incremental.h (class Incremental_binary): Move to end of file.
6457 (Incremental_binary::file_is_unchanged): New function.
6458 (Incremental_binary::do_file_is_unchanged): New function.
6459 (Incremental_binary::Input_reader): New class.
6460 (Incremental_binary::get_input_reader): New function.
6461 (class Sized_incremental_binary): Move to end of file.
6462 (Sized_incremental_binary::Sized_incremental_binary): Setup the
6463 input section reader classes.
6464 (Sized_incremental_binary::has_incremental_info): New function.
6465 (Sized_incremental_binary::inputs_reader): New function.
6466 (Sized_incremental_binary::symtab_reader): New function.
6467 (Sized_incremental_binary::relocs_reader): New function.
6468 (Sized_incremental_binary::got_plt_reader): New function.
6469 (Sized_incremental_binary::do_file_is_unchanged): New function.
6470 (Sized_incremental_binary::Sized_input_reader): New class.
6471 (Sized_incremental_binary::get_input_reader): New function.
6472 (Sized_incremental_binary::find_incremental_inputs_sections):
6473 Rename do_find_incremental_inputs_sections to this.
6474 (Sized_incremental_binary::setup_readers): New function.
6475 (Sized_incremental_binary::has_incremental_info_): New data member.
6476 (Sized_incremental_binary::inputs_reader_): New data member.
6477 (Sized_incremental_binary::symtab_reader_): New data member.
6478 (Sized_incremental_binary::relocs_reader_): New data member.
6479 (Sized_incremental_binary::got_plt_reader_): New data member.
6480 (Sized_incremental_binary::current_input_file_): New data member.
6482 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
6485 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
6488 2011-03-30 Cary Coutant <ccoutant@google.com>
6490 * archive.cc (Archive::include_member): Adjust call to report_object.
6491 (Add_archive_symbols::run): Add script_info to call to
6492 report_archive_begin.
6493 (Lib_group::include_member): Adjust call to report_object.
6494 (Add_lib_group_symbols::run): Adjust call to report_object.
6495 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
6496 blocks. Add object count for script input files.
6497 * incremental.cc (Incremental_inputs::report_archive_begin): Add
6498 script_info parameter; change all callers.
6499 (Incremental_inputs::report_object): Add script_info parameter;
6501 (Incremental_inputs::report_script): Store backpointer to
6502 incremental info entry.
6503 (Output_section_incremental_inputs::set_final_data_size): Record
6504 additional information for scripts.
6505 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6506 * incremental.h (Incremental_script_entry::add_object): New function.
6507 (Incremental_script_entry::get_object_count): New function.
6508 (Incremental_script_entry::get_object): New function.
6509 (Incremental_script_entry::objects_): New data member; adjust
6511 (Incremental_inputs::report_archive_begin): Add script_info parameter.
6512 (Incremental_inputs::report_object): Add script_info parameter.
6513 (Incremental_inputs_reader::get_object_count): New function.
6514 (Incremental_inputs_reader::get_object_offset): New function.
6515 * options.cc (Input_arguments::add_file): Return reference to
6517 * options.h (Input_argument::set_script_info): New function.
6518 (Input_argument::script_info): New function.
6519 (Input_argument::script_info_): New data member; adjust all
6521 (Input_file_group::add_file): Return reference to new input argument.
6522 (Input_file_lib::add_file): Likewise.
6523 (Input_arguments::add_file): Likewise.
6524 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
6525 * script.cc (Parser_closure::Parser_closure): Add script_info
6526 parameter; adjust all callers.
6527 (Parser_closure::script_info): New function.
6528 (Parser_closure::script_info_): New data member.
6529 (read_input_script): Report scripts earlier to incremental info.
6530 (script_add_file): Set script_info in Input_argument.
6531 (script_add_library): Likewise.
6532 * script.h (Script_options::Script_info): Rewrite class.
6534 2011-03-29 Cary Coutant <ccoutant@google.com>
6536 * archive.cc (Library_base::should_include_member): Move
6537 method here from class Archive.
6538 (Archive::Archive): Initialize base class.
6539 (Archive::should_include_member): Move to base class.
6540 (Archive::do_for_all_unused_symbols): New function.
6541 (Add_archive_symbols::run): Remove redundant access to
6543 (Lib_group::Lib_group): Initialize base class.
6544 (Lib_group::do_filename): New function.
6545 (Lib_group::include_member): Pass pointer to Lib_group to
6547 (Lib_group::do_for_all_unused_symbols): New function.
6548 (Add_lib_group_symbols::run): Report archive information for
6550 * archive.h (class Library_base): New base class.
6551 (class Archive): Derive from Library_base.
6552 (Archive::filename): Move to base class.
6553 (Archive::set_incremental_info): Likewise.
6554 (Archive::incremental_info): Likewise.
6555 (Archive::Should_include): Likewise.
6556 (Archive::should_include_member): Likewise.
6557 (Archive::Armap_entry): Remove.
6558 (Archive::Unused_symbol_iterator): Remove.
6559 (Archive::unused_symbols_begin): Remove.
6560 (Archive::unused_symbols_end): Remove.
6561 (Archive::do_filename): New function.
6562 (Archive::do_get_mtime): New function.
6563 (Archive::do_for_all_unused_symbols): New function.
6564 (Archive::task_): Move to base class.
6565 (Archive::incremental_info_): Likewise.
6566 (class Lib_group): Derive from Library_base.
6567 (Lib_group::do_filename): New function.
6568 (Lib_group::do_get_mtime): New function.
6569 (Lib_group::do_for_all_unused_symbols): New function.
6570 (Lib_group::task_): Move to base class.
6571 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
6573 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
6575 * incremental.cc (Incremental_inputs::report_archive_begin):
6576 Use Library_base; call library's get_mtime; add incremental inputs
6577 entry before members.
6578 (class Unused_symbol_visitor): New class.
6579 (Incremental_inputs::report_archive_end): Use Library_base; use
6580 visitor class to record unused symbols; don't add incremental inputs
6581 entry after members.
6582 (Incremental_inputs::report_object): Use Library_base.
6584 (Incremental_archive_entry::Incremental_archive_entry): Remove
6585 unused Archive parameter.
6586 (Incremental_inputs::report_archive_begin): Use Library_base.
6587 (Incremental_inputs::report_archive_end): Likewise.
6588 (Incremental_inputs::report_object): Likewise.
6589 * object.cc (Sized_relobj::do_for_all_global_symbols): New
6591 * object.h (Object::for_all_global_symbols): New function.
6592 (Object::do_for_all_global_symbols): New function.
6593 (Sized_relobj::do_for_all_global_symbols): New function.
6594 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
6596 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
6599 2011-03-27 Ian Lance Taylor <iant@google.com>
6601 * archive.cc (Archive::interpret_header): Return -1 if something
6602 goes wrong. Change callers accordingly.
6604 2011-03-25 Cary Coutant <ccoutant@google.com>
6606 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
6607 * testsuite/Makefile.in: Regenerate.
6609 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
6611 * plugin.cc (get_view): New.
6612 (Plugin::load): Pass get_view to the plugin.
6613 (Plugin_manager::get_view): New.
6615 2011-03-21 Ian Lance Taylor <iant@google.com>
6617 * testsuite/final_layout.sh: Rewrite to not use dc.
6618 * testsuite/relro_test.sh: Fail if dc is not present.
6620 2011-03-21 Sriraman Tallam <tmsriram@google.com>
6622 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
6624 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
6625 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
6627 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
6628 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
6630 2011-03-14 Ian Lance Taylor <iant@google.com>
6632 * script-sections.cc (Sort_output_sections::script_compare):
6633 Rename from is_before, change return type.
6634 (Sort_output_sections::operator()): Adjust accordingly.
6636 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
6639 * testsuite/odr_violation2.cc: Add comment to make all error line
6640 numbers double digits.
6641 * testsuite/debug_msg.sh: Adjust expected errors.
6643 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
6645 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
6646 but mark earlier ones as non-canonical
6647 (offset_to_iterator): Update search target and example
6648 (do_addr2line): Return extra lines in a vector*
6649 (format_file_lineno): Extract from do_addr2line
6650 (one_addr2line): Add vector* out-param
6651 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
6652 when a lineno entry appeared last for its instruction
6653 (Dwarf_line_info): Add vector* out-param
6654 * object.cc (Relocate_info): Pass NULL for the vector* out-param
6655 * symtab.cc (Odr_violation_compare): Include the lineno in the
6657 (linenos_from_loc): New. Combine the canonical line for an
6658 address with its other lines.
6659 (True_if_intersect): New. Helper functor to make
6660 std::set_intersection a query.
6661 (detect_odr_violations): Compare sets of lines instead of just
6662 one line for each function. This became less deterministic, but
6663 has fewer false positives.
6664 * symtab.h: Declarations.
6665 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
6666 mix an optimized and non-optimized object in the same binary
6667 (odr_violation2.so): Same.
6668 * testsuite/Makefile.in: Regenerate from Makefile.am.
6669 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
6670 * testsuite/debug_msg.sh: Update line numbers and add
6672 * testsuite/odr_violation1.cc: Use OdrDerived, in a
6673 non-optimized context.
6674 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
6675 isn't inlined, and use OdrDerived in an optimized context.
6676 * testsuite/odr_header1.h: Defines OdrDerived, where
6677 optimization will change the
6678 first-instruction-in-the-destructor's file and line number.
6679 * testsuite/odr_header2.h: Defines OdrBase.
6681 2011-03-09 Ian Lance Taylor <iant@google.com>
6683 * fileread.cc (File_read::clear_views): Don't delete the whole
6686 2011-03-08 Ian Lance Taylor <iant@google.com>
6689 * fileread.cc: #include <climits>.
6690 (GOLD_IOV_MAX): Define.
6691 (File_read::read_multiple): Limit number of entries by iov_max.
6692 * fileread.h (class File_read): Always set max_readv_entries to
6695 2011-03-07 Ian Lance Taylor <iant@google.com>
6698 * options.h (class General_options): Add -dy and -dn.
6700 2011-03-02 Cary Coutant <ccoutant@google.com>
6702 * testsuite/script_test_9.t: Add TLS segment.
6704 2011-03-02 Simon Baldwin <simonb@google.com>
6706 * configure.ac: Add check for gnu_indirect_function support in
6707 the toolchain building binutils.
6708 * configure: Rebuild.
6710 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
6712 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
6713 plugin only symbols.
6714 (Symbol_table::sized_finalize_symbol) Mark symbol only present
6715 in plugin files as not needed in the symbol table.
6717 2011-02-11 Sriraman Tallam <tmsriram@google.com>
6719 * output.cc (Output_section::add_input_section): Delay fill
6720 generation for section ordering.
6722 2011-02-09 Ian Lance Taylor <iant@google.com>
6725 * object.h (class Sized_relobj): Remove clear_local_symbols.
6726 * reloc.cc (Sized_relobj::do_relocate): Don't call
6727 clear_local_symbols.
6729 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
6731 * plugin.cc (is_visible_from_outside): Return true for symbols
6734 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
6736 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6739 2011-02-02 Sriraman Tallam <tmsriram@google.com>
6741 * icf.h (is_section_foldable_candidate): Change type of parameter
6743 * icf.cc (Icf::find_identical_sections): Change type of local variable
6744 section_name to be std::string.
6745 (is_function_ctor_or_dtor): Change type of parameter to std::string.
6747 2011-01-25 Ian Lance Taylor <iant@google.com>
6749 * script.cc (script_add_extern): Rewrite to use
6750 add_symbol_reference.
6752 2011-01-25 Doug Kwan <dougkwan@google.com>
6754 * icf.cc (get_section_contents): Always lock section's object.
6756 2011-01-24 Ian Lance Taylor <iant@google.com>
6758 * options.h (class General_options): Accept
6759 --no-detect-odr-violations.
6761 2011-01-24 Ian Lance Taylor <iant@google.com>
6763 * version.cc (version_string): Bump to 1.11.
6765 2011-01-24 Ian Lance Taylor <iant@google.com>
6767 * plugin.cc (class Plugin_rescan): Define new class.
6768 (Plugin_manager::claim_file): Set any_claimed_.
6769 (Plugin_manager::save_archive): New function.
6770 (Plugin_manager::save_input_group): New function.
6771 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
6773 (Plugin_manager::new_undefined_symbol): New function.
6774 (Plugin_manager::rescan): New function.
6775 (Plugin_manager::rescannable_defines): New function.
6776 (Plugin_manager::add_input_file): Set any_added_.
6777 * plugin.h (class Plugin_manager): define new fields rescannable_,
6778 undefined_symbols_, any_claimed_, and any_added_. Declare
6779 Plugin_rescan as friend. Declare new functions.
6780 (Plugin_manager::Rescannable): Define type.
6781 (Plugin_manager::Rescannable_list): Define type.
6782 (Plugin_manager::Undefined_symbol_list): Define type.
6783 (Plugin_manager::Plugin_manager): Initialize new fields.
6784 * archive.cc (Archive::defines_symbol): New function.
6785 (Add_archive_symbols::run): Pass archive to plugins if any.
6786 * archive.h (class Archive): Declare defines_symbol.
6787 * readsyms.cc (Input_group::~Input_group): New function.
6788 (Finish_group::run): Pass input_group to plugins if any.
6789 * readsyms.h (class Input_group): Declare destructor.
6790 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6793 2011-01-10 Ian Lance Taylor <iant@google.com>
6795 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6797 (Layout::set_segment_offsets): Reset increase_relro before calling
6798 set_section_addresses a second time.
6800 2011-01-04 Cary Coutant <ccoutant@google.com>
6802 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6803 sections before NOBITS sections.
6805 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6807 * version.cc (print_version): Update copyright to 2011.
6809 2010-12-23 Cary Coutant <ccoutant@google.com>
6811 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6812 of OS to this->add. Add OD parameter to second form of the function.
6814 2010-12-20 Ian Lance Taylor <iant@google.com>
6816 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6817 second of two consecutive entries with same offset.
6819 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6821 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6822 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6823 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6824 to avoid unneeded links against $(LDADD).
6825 * testsuite/Makefile.in: Regenerate.
6827 2010-12-15 Ian Lance Taylor <iant@google.com>
6830 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6831 for R_X86_64_32 and R_X86_64_PC32.
6832 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6833 ver_matching_def_pic.o.
6834 (ver_matching_def_pic.o): New target.
6836 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6838 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6839 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6840 Move definition before File_read::View member definitions.
6841 (File_read::View::~View): Initialize and hold lock before
6842 updating current_mapped_bytes.
6844 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6846 * dwarf_reader.cc: Remove outdated comment.
6847 * gold-threads.cc: Fix typo in error message.
6848 * archive.cc: Fix typos in comments.
6849 * archive.h: Likewise.
6850 * arm-reloc-property.cc: Likewise.
6851 * arm-reloc-property.h: Likewise.
6852 * arm-reloc.def: Likewise.
6854 * attributes.h: Likewise.
6855 * cref.cc: Likewise.
6856 * ehframe.cc: Likewise.
6857 * fileread.h: Likewise.
6859 * i386.cc: Likewise.
6861 * incremental.h: Likewise.
6862 * int_encoding.cc: Likewise.
6863 * layout.h: Likewise.
6864 * main.cc: Likewise.
6865 * merge.h: Likewise.
6866 * object.cc: Likewise.
6867 * object.h: Likewise.
6868 * options.cc: Likewise.
6869 * readsyms.cc: Likewise.
6870 * reduced_debug_output.cc: Likewise.
6871 * reloc.cc: Likewise.
6872 * script-sections.cc: Likewise.
6873 * sparc.cc: Likewise.
6874 * symtab.h: Likewise.
6875 * target-reloc.h: Likewise.
6876 * target.cc: Likewise.
6877 * target.h: Likewise.
6878 * timer.cc: Likewise.
6879 * timer.h: Likewise.
6880 * x86_64.cc: Likewise.
6882 2010-12-09 Cary Coutant <ccoutant@google.com>
6884 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6886 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6887 parameter; change all callers.
6888 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6889 * options.h (warn_execstack): New option.
6891 2010-12-07 Doug Kwan <dougkwan@google.com>
6893 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6894 like function call relocations.
6896 2010-12-07 Ian Lance Taylor <iant@google.com>
6898 * archive.cc (Archive::get_elf_object_for_member): Permit
6899 punconfigured to be NULL.
6900 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6901 (Archive::include_member): Pass NULL to get_elf_object_for_member
6902 if we searched for the archive and this is the first included
6905 2010-12-01 Ian Lance Taylor <iant@google.com>
6907 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6908 track_relocs_type_ field.
6909 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6910 Set track_relocs_type_.
6911 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6912 contents when using RELA relocs.
6913 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6915 * reloc.cc (Track_relocs::next_addend): New function.
6916 * reloc.h (class Track_relocs): Declare next_addend.
6918 2010-12-01 Ian Lance Taylor <iant@google.com>
6920 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6923 2010-12-01 Ian Lance Taylor <iant@google.com>
6925 * README: Update compilers known to work and fail.
6927 2010-11-23 Matthias Klose <doko@ubuntu.com>
6929 * configure.in: For --enable-gold, handle value `default' instead of
6930 `both*'. Always install ld as ld.bfd, install as ld if gold is
6932 * configure: Regenerate.
6934 2010-11-18 Doug Kwan <dougkwan@google.com>
6936 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6937 and right_alignment to be zero. Store result alignment only if it is
6938 greater than existing alignment.
6940 2010-11-16 Cary Coutant <ccoutant@google.com>
6943 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6944 Check for ".zdebug_line".
6946 2010-11-16 Doug Kwan <dougkwan@google.com>
6947 Cary Coutant <ccoutant@google.com>
6949 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6950 by reference; adjust all callers.
6951 * output.cc (Output_segment::set_section_addresses): Adjust references
6952 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6954 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6955 end at page boundary.
6957 2010-11-16 Cary Coutant <ccoutant@google.com>
6960 * layout.cc (Layout::choose_output_section): Transform names of
6961 compressed sections even when using a script with a SECTIONS clause.
6962 (Layout::output_section_name): Remove code to transform
6963 compressed debug section names.
6964 * output.cc (Output_section::add_input_section): Use uncompressed
6965 section size when tracking input sections.
6967 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6969 * symtab.h (Symbol::NON_PIC_REF): Remove.
6970 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6971 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6972 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6973 (Symbol::use_plt_offset): Take a flags argument and pass it
6974 directly to needs_dynamic_reloc. Restrict check for undefined
6975 weak symbols to function calls.
6976 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6977 (Target_arm::Scan::global): Use it.
6978 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6979 (Target_arm::Relocate::relocate): Likewise.
6980 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6981 parameter with an r_type parameter. Use get_reference_flags
6983 (Target_arm::Relocate::relocate): Update accordingly.
6984 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6985 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6986 (Target_i386::Scan::global): Likewise.
6987 (Target_i386::Relocate::relocate): Likewise.
6988 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6989 parameter with an r_type parameter. Use get_reference_flags
6991 (Target_i386::Relocate::relocate): Update accordingly.
6992 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6993 (Target_powerpc::Scan::global): Use it.
6994 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6995 (Target_powerpc::Relocate::relocate): Likewise.
6996 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6997 (Target_sparc::Scan::global): Use it.
6998 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6999 (Target_sparc::Relocate::relocate): Likewise.
7000 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
7001 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
7002 (Target_x86_64::Scan::global): Likewise.
7003 (Target_x86_64::Relocate::relocate): Likewise.
7005 2010-11-08 Doug Kwan <dougkwan@google.com>
7006 Cary Coutant <ccoutant@google.com>
7008 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
7009 (Arm_exidx_merge_section::section_contents_): New data member.
7010 (Arm_input_section::Arm_input_section): Initialize original_contents_.
7011 (Arm_input_section::~Arm_input_section): De-allocate memory.
7012 (Arm_input_section::original_contents_): New data member.
7013 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
7014 in parameters instead of calling Object::section_contents without
7016 (Arm_output_section::group_section): New parameter TASK. Pass it
7017 to callees that need locking objects.
7018 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
7019 to lock EXIDX input sections. Fix a formatting issue. Call
7020 Arm_exidx_merged_section::build_contents to create merged section
7022 (Arm_output_section::create_stub_group): New parameter TASK. Use it
7023 to lock object of stub table owner.
7024 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
7025 TEXT_SIZE to initialize data member TEXT_SIZE_.
7026 (Arm_exidx_input_section::addralign): Fix typo in comment.
7027 (Arm_exidx_input_section::text_size): New method.
7028 (Target_arm::do_relax): New parameter TASK. Pass it to callees
7029 that require locking objects. Lock objects before scanning for stubs
7030 and updating local symbols.
7031 (Arm_input_section<big_endian>::init): Copy contents of original
7033 (Arm_input_section<big_endian>::do_write): Use saved contents of
7034 original input section instead of calling Object::section_contents
7036 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
7037 size without calling Object::section_size().
7038 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
7039 for size. Allocate a buffer for merged EXIDX entries.
7040 (Arm_exidx_merged_section::build_contents): New method.
7041 (Arm_exidx_merged_section::do_write): Move merge section contents
7042 building code to Arm_exidx_merged_section::build_contetns. Write
7043 out contetns in buffer instead of building it on the fly.
7044 (Arm_relobj::make_exidx_input_section): Also pass text section size
7045 to Arm_exidx_input_section constructor.
7046 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
7047 (Arm_dynobj::do_read_symbols): Fix memory leak.
7048 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
7049 * target.h: (class Task): Add forward declaration.
7050 (Target::relax): Add new parameter TASK and pass it to
7052 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
7054 2010-11-05 Cary Coutant <ccoutant@google.com>
7057 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
7058 object when reading from the file.
7059 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
7061 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
7062 when reading section contents.
7063 (get_section_contents): Likewise.
7064 (icf::find_identical_sections): Likewise.
7065 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
7066 object when reading from the file.
7067 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
7068 the object when doing deferred section layout.
7070 2010-11-03 Nick Clifton <nickc@redhat.com>
7073 * script.h (class Symbol_assignment: name): New member. Returns
7074 the name of the symbol.
7075 * scrfipt.cc (Script_options::is_pending_assignment): New member.
7076 Returns true if the given symbol name is on the list of
7077 assignments wating to be processed.
7078 * archive.cc (should_incldue_member): If the symbol is undefined,
7079 check to see if it is on the list of symbols pending assignment.
7081 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
7083 * script-sections.cc (Script_sections::find_memory_region): Check
7084 for a NULL output section pointer.
7086 2010-10-29 Doug Kwan <dougkwan@google.com>
7088 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
7089 Output_section::add_relaxed_input_section.
7090 * output.cc (Output_section::add_relaxed_input_section): Add new
7091 arguments LAYOUT and NAME. Set section order index.
7092 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7093 Copy section order index.
7094 * output.h (Output_section::add_relaxed_input_section): Add new
7095 arguments LAYOUT and NAME.
7097 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7099 * testsuite/Makefile.am: Move gcctestdir/ld rule to
7100 NATIVE_OR_CROSS_LINKER.
7101 * testsuite/Makefile.in: Regenerate.
7103 2010-10-20 Doug Kwan <dougkwan@google.com>
7105 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
7106 without SHF_LINK_ORDER flags.
7107 * layout.cc (Layout::choose_output_section): Do not filter
7108 SHF_LINK_ORDER flag in a relocatable link.
7110 2010-10-17 Cary Coutant <ccoutant@google.com>
7112 * output.h (Output_segment::set_section_addresses): Change function
7113 signature. Update all callers.
7114 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
7116 (Output_segment::set_section_addresses): Align after last TLS
7117 section. Add padding before last relro section instead of after.
7119 2010-10-17 Doug Kwan <dougkwan@google.com>
7121 * gold/arm.cc (Target_arm::got_section): Use correct order and set
7122 GOT output section to be writable.
7124 2010-10-14 Cary Coutant <ccoutant@google.com>
7126 * debug.h (DEBUG_INCREMENTAL): New flag.
7127 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
7128 * gold.cc (queue_initial_tasks): Check parameters for incremental link
7130 * incremental.cc (report_command_line): Ignore all forms of
7132 * layout.cc (Layout::Layout): Check parameters for incremental link
7134 * options.cc (General_options::parse_incremental): New function.
7135 (General_options::parse_no_incremental): New function.
7136 (General_options::parse_incremental_full): New function.
7137 (General_options::parse_incremental_update): New function.
7138 (General_options::incremental_mode_): New data member.
7139 (General_options::finalize): Check incremental_mode_.
7140 * options.h (General_options): Update help text for --incremental.
7141 Add --no-incremental, --incremental-full, --incremental-update.
7142 (General_options::Incremental_mode): New enum type.
7143 (General_options::incremental_mode): New function.
7144 (General_options::incremental_mode_): New data member.
7145 * parameters.cc (Parameters::incremental_mode_): New data member.
7146 (Parameters::set_options): Set incremental_mode_.
7147 (Parameters::set_incremental_full): New function.
7148 (Parameters::incremental): New function.
7149 (Parameters::incremental_update): New function.
7150 (set_parameters_incremental_full): New function.
7151 * parameters.h (Parameters::set_incremental_full): New function.
7152 (Parameters::incremental): New function.
7153 (Parameters::incremental_update): New function.
7154 (Parameters::incremental_mode_): New data member.
7155 (set_parameters_incremental_full): New function.
7156 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
7157 incremental link mode.
7158 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
7159 (Sized_relobj::do_relocate_sections): Likewise.
7160 * testsuite/Makefile.am (incremental_test): Use --incremental-full
7162 * testsuite/Makefile.in: Regenerate.
7163 * testsuite/incremental_test.sh: Filter all forms of --incremental.
7165 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7167 * script-sections.h (class Script_sections): Make
7168 Sections_elements typedef public.
7169 * script-sections.cc (class Sort_output_sections): Add elements_
7170 field. Add constructor which sets it; change all callers.
7171 (Sort_output_sections::is_before): New function.
7172 (Sort_output_sections::operator()): Call is_before.
7173 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
7175 * testsuite/script_test_10.sh: New test. Test script section
7177 * testsuite/script_test_10.t: Likewise.
7178 * testsuite/script_test_10.s: Likewise.
7179 * testsuite/Makefile.am: Wrap the cross linker tests and the
7180 common tests into NATIVE_OR_CROSS_LINKER.
7181 (check_SCRIPTS): Add script_test_10.sh.
7182 (check_DATA): Add script_test_10.stdout.
7183 (script_test_10.o, script_test_10): New targets.
7184 (script_test_10.stdout): New target.
7185 * configure, testsuite/Makefile.in: Regenerate.
7187 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7189 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
7190 error for the deprecated relocations.
7191 (Target_arm::Scan::global): Likewise.
7192 (Target_arm::Relocate::relocate): Likewise.
7194 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
7196 * fileread.cc (Input_file::find_file): Initialize *found_name
7197 and *namep when using the fallback search for case 4.
7199 2010-10-11 Cary Coutant <ccoutant@google.com>
7201 * options.h (class General_options): Redefine -z lazy as an alias for
7202 the negation of -z now.
7204 2010-10-11 Ian Lance Taylor <iant@google.com>
7206 * resolve.cc (symbol_to_bits): Report the value of the unsupported
7209 2010-10-06 Nick Clifton <nickc@redhat.com>
7211 * script-sections.cc(class Memory_region): Remove
7212 current_lma_offset_ field. Rename current_vma_offset_ to
7213 current_offset_. Add last_section_ field.
7214 (Memory_region::get_current_vma_address): Rename to
7215 get_current_address.
7216 (Memory_region::get_current_lma_address): Delete.
7217 (Memory_region::increment_vma_offset): Rename to
7219 (Memory_region::increment_lma_offset): Delete.
7220 (Memory_region::attributes_compatible): New method. Returns
7221 true if the provided section is compatible with the region.
7222 (Memory_region::get_last_section): New method. Returns the last
7223 section to use the region.
7224 (Memory_region::set_last_section): New method. Stores the last
7225 section to use the region.
7226 (Script_sections::block_in_region): New method. Returns true if
7227 a block of memory is contained within a region.
7228 (Script_sections::find_memory_region): New method. Locates a
7229 memory region to be used to set a VMA or LMA address.
7230 (Output_section_definition::set_section_addresses): Add code to
7231 check for addresses set by memory regions.
7232 (Output_segment::set_section_addresses): Remove memory region
7234 (Script_sections::create_segment): Add a warning if a header
7235 segment is created outside of any region.
7236 * script-sections.h (class Script_sections): Add prototypes for
7237 find_memory_region and block_in_region methods.
7238 * testsuite/memory_test.s: Use .long instead of .word.
7239 * testsuite/memory_test.t: Add some more output sections.
7240 * testsuite/memory_test.sh: Update expected output.
7242 2010-10-02 Doug Kwan <dougkwan@google.com>
7244 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
7245 defintion to symtab.h
7246 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
7247 declaration to defintion.
7249 2010-10-01 Nick Clifton <nickc@redhat.com>
7251 * expression.cc (eval): Replace dummy argument with NULL.
7252 (eval_maybe_dot): Check for a NULL result section pointer.
7253 (Symbol_expression::value): Likewise.
7254 (Dot_expression::value): Likewise.
7255 (BINARY_EXPRESSION): Likewise.
7256 (Max_expression::value): Likewise.
7257 (Min_expression::value): Likewise.
7258 (Absolute_expression::value): Likewise.
7259 (Addr_expression::value_from_output_section): Likewise.
7260 (Loaddddr_expression::value_from_output_section): Likewise.
7261 (Segment_start_expression::value): Likewise.
7262 * script-sections.cc
7263 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
7265 (Sections_elememt_dot_assignment::set_section_addresses):
7267 (Output_data_expression::do_write_to_buffer): Likewise.
7268 (Output_section_definition::finalize_symbols): Likewise.
7269 (Output_section_definition::set_section_addresses): Likewise.
7271 2010-09-30 Doug Kwan <dougkwan@google.com>
7273 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
7275 2010-09-28 Sriraman Tallam <tmsriram@google.com>
7277 * target.h (Target::can_icf_inline_merge_sections): New virtual
7279 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
7281 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
7283 * icf.cc (get_section_contents): Inline merge sections only when
7286 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7288 * configure: Regenerate.
7290 2010-09-17 Ian Lance Taylor <iant@google.com>
7292 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
7293 * testsuite/Makefile.am (memory_test.o): New target.
7294 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
7296 * testsuite/Makefile.in: Rebuild.
7298 2010-09-17 Doug Kwan <dougkwan@google.com>
7300 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
7301 defintion if relocation uses GOT entries of the symbol.
7302 * testsuite/icf_safe_test.sh: Fix test.
7303 * testsuite/icf_safe_so_test.sh: Fix test.
7305 2010-09-16 Cary Coutant <ccoutant@google.com>
7307 * script_sections.cc (class Memory_region): Remove "NULL" from
7308 vector initializations.
7310 2010-09-15 Cary Coutant <ccoutant@google.com>
7312 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
7313 Resolve forwarding symbols.
7315 2010-09-15 Doug Kwan <dougkwan@google.com>
7317 * gold/testsuite/script_test_3.t: Add ARM special sections.
7318 * gold/testsuite/script_test_4.t: Same.
7319 * gold/testsuite/script_test_5.t: Same.
7320 * gold/testsuite/script_test_6.t: Same.
7321 * gold/testsuite/script_test_7.t: Same.
7322 * gold/testsuite/script_test_7.t: Same.
7323 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
7325 2010-09-14 Cary Coutant <ccoutant@google.com>
7327 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
7328 (Target_x86_64::Relocate::relocate_tls): Replace check for
7329 saw_tls_block_reloc_ with test for executable section.
7331 2010-09-12 Cary Coutant <ccoutant@google.com>
7333 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
7334 position-independent executables to shared libraries need dynamic
7336 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
7337 position-independent executables.
7338 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
7339 * testsuite/Makefile.in: Regenerate.
7341 2010-09-10 Nick Clifton <nickc@redhat.com>
7344 * testsuite/memory_test.t: Discard any sections that are not
7347 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
7350 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
7351 "This::" to work around a bug in gcc 4.2.
7353 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
7355 2010-09-09 Rafael Espindola <espindola@google.com>
7357 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
7358 sections with different PF_X flags in the same segment.
7359 (Layout::find_first_load_seg): Search all segments to find the first
7361 * options.h (rosegment): New.
7363 2010-09-08 Rafael Espindola <espindola@google.com>
7365 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
7367 2010-09-08 Doug Kwan <dougkwan@google.com>
7369 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
7370 (Arm_relobj::do_relocate_sections): Add new parameter for output
7371 file to match the parent.
7372 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
7373 of local symbols instead of input values. Update code to track
7374 changes in gold::relocate_section.
7375 * object.cc (Sized_relobj::compute_final_local_value): New methods.
7376 (Sized_relobj::compute_final_local_value_internal): New methods.
7377 (Sized_relobj::do_finalize_local_symbols): Move code from loop
7378 body into private version of Sized_relobj::compute_final_local_value.
7379 Call the inline method.
7380 * object.h (Symbol_value::Symbol_value): Define destructor. Free
7381 merged symbol value if there is one.
7382 (Symbol_value::has_output_value): New method defintiion.
7383 (Sized_relobj::Compute_final_local_value_status): New enum type.
7384 (Sized_relobj::compute_final_local_value): New methods.
7385 (Sized_relobj::compute_final_local_value_internal): New methods.
7386 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
7387 and arm_cortex_a8.sh.
7388 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
7389 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
7391 * Makefile.in: Regenerate.
7392 * testsuite/arm_bl_out_of_range.s: Update test.
7393 * testsuite/thumb_bl_out_of_range.s: Ditto.
7394 * testsuite/thumb_blx_out_of_range.s: Ditto.
7395 * testsuite/arm_branch_out_of_range.sh: New file.
7396 * testsuite/arm_cortex_a8.sh: Ditto.
7397 * testsuite/arm_cortex_a8_b.s: Ditto.
7398 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
7399 * testsuite/arm_cortex_a8_b_local.s: Ditto.
7400 * testsuite/arm_cortex_a8_bl.s: Ditto.
7401 * testsuite/arm_cortex_a8_blx.s: Ditto.
7402 * testsuite/arm_cortex_a8_local.s: Ditto.
7403 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
7404 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
7406 2010-09-08 Rafael Espindola <espindola@google.com>
7408 * Makefile.am (memory_test.stdout): Run readelf with -W.
7409 * Makefile.in: Regenerate.
7410 * testsuite/memory_test.sh: Make the regexps accept both 32 and
7413 2010-09-08 Rafael Espindola <espindola@google.com>
7415 * script-sections.cc (Script_sections::add_memory_region): Convert
7416 field precision to int.
7417 * script.cc (script_set_section_region, script_set_section_region):
7418 Convert field precision to int.
7420 2010-09-08 Rafael Espindola <espindola@google.com>
7422 * arm.cc (do_finalize_sections): Create the __exidx_start and
7423 __exdix_end symbols even when the section is missing.
7425 2010-09-08 Nick Clifton <nickc@redhat.com>
7427 * README: Remove claim that MEMORY is not supported.
7428 * expression.cc (script_exp_function_origin)
7429 (script_exp_function_length): Move from here to ...
7430 * script.cc: ... here.
7431 (script_set_section_region, script_add_memory)
7432 (script_parse_memory_attr, script_include_directive): New
7434 * script-sections.cc
7435 (class Memory_region): New class.
7436 (class Output_section_definition): Add set_memory_region,
7437 set_section_vma, set_section_lma and get_section_name methods.
7438 (class Script_Sections): Add add_memory_region,
7439 find_memory_region, find_memory_region_origin,
7440 find_memory_region_length and set_memory_region methods.
7441 Have set_section_addresses method walk the list of set memory
7443 Extend the print methos to display memory regions.
7444 * script-sections.h: Add prototypes for new methods.
7445 Add enum for MEMORY region attributes.
7446 * yyscript.y: Add support for parsing MEMORY regions.
7447 * script-c.h: Add prototypes for new functions.
7448 * testsuite/Makefile.am: Add test of MEMORY region functionality.
7449 * testsuite/Makefile.in: Regenerate.
7450 * testsuite/memory_test.sh: New script.
7451 * testsuite/memory_test.s: New assembler source file.
7452 * testsuite/memory_test.t: New linker script.
7454 2010-08-27 Doug Kwan <dougkwan@google.com>
7456 * gold/resolve.cc (Symbol_table::should_override): Let a weak
7457 reference override an existing dynamic weak reference.
7458 * testsuite/Makefile.am: Add new test dyn_weak_ref.
7459 * testsuite/Makefile.in: Regenerate.
7460 * testsuite/dyn_weak_ref.sh: New file.
7461 * testsuite/dyn_weak_ref_1.c: Ditto.
7462 * testsuite/dyn_weak_ref_2.c: Ditto.
7464 2010-08-27 Ian Lance Taylor <iant@google.com>
7466 * incremental.h (class Incremental_input_entry): Add virtual
7469 2010-08-27 Ian Lance Taylor <iant@google.com>
7471 * testsuite/start_lib_test_3.c: Mark t3 as used.
7473 2010-08-27 Nick Clifton <nickc@redhat.com>
7475 * options.cc (version_script): Fix small typo in previous
7478 2010-08-25 Nick Clifton <nickc@redhat.com>
7480 * archive.cc: Formatting fixes: Remove whitespace between
7481 typename and following asterisk. Remove whitespace between
7482 function name and opening parenthesis.
7483 * archive.h: Likewise.
7485 * attributes.cc: Likewise.
7486 * attributes.h: Likewise.
7487 * common.cc: Likewise.
7488 * copy-relocs.cc: Likewise.
7489 * dirsearch.h: Likewise.
7490 * dynobj.cc: Likewise.
7491 * ehframe.cc: Likewise.
7492 * ehframe.h: Likewise.
7493 * expression.cc: Likewise.
7494 * fileread.cc: Likewise.
7495 * fileread.h: Likewise.
7497 * gold-threads.cc: Likewise.
7498 * gold.cc: Likewise.
7499 * i386.cc: Likewise.
7501 * incremental-dump.cc: Likewise.
7502 * incremental.cc: Likewise.
7503 * layout.cc: Likewise.
7504 * layout.h: Likewise.
7505 * main.cc: Likewise.
7506 * merge.cc: Likewise.
7507 * merge.h: Likewise.
7508 * object.cc: Likewise.
7509 * object.h: Likewise.
7510 * options.cc: Likewise.
7511 * options.h: Likewise.
7512 * output.cc: Likewise.
7513 * output.h: Likewise.
7514 * plugin.cc: Likewise.
7515 * plugin.h: Likewise.
7516 * powerpc.cc: Likewise.
7517 * reloc.cc: Likewise.
7518 * script-c.h: Likewise.
7519 * script-sections.cc: Likewise.
7520 * script.cc: Likewise.
7521 * stringpool.cc: Likewise.
7522 * symtab.cc: Likewise.
7523 * symtab.h: Likewise.
7524 * target.cc: Likewise.
7525 * timer.cc: Likewise.
7526 * timer.h: Likewise.
7527 * version.cc: Likewise.
7528 * x86_64.cc: Likewise.
7530 2010-08-24 Nick Clifton <nickc@redhat.com>
7533 * layout.cc (segment_precedes): Sort segments by their physical
7534 addresses, if they have been set.
7536 2010-08-23 Cary Coutant <ccoutant@google.com>
7538 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
7540 (Lib_group::include_member): Unlock object after deleting its
7542 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
7545 2010-08-19 Neil Vachharajani <nvachhar@google.com>
7546 Cary Coutant <ccoutant@google.com>
7548 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
7549 constructor, and set_blocker.
7550 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
7552 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
7553 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
7554 * testsuite/Makefile.am (start_lib_test): New test case.
7555 * testsuite/Makefile.in: Regenerate.
7556 * testsuite/start_lib_test_main.c: New file.
7557 * testsuite/start_lib_test_1.c: New file.
7558 * testsuite/start_lib_test_2.c: New file.
7559 * testsuite/start_lib_test_3.c: New file.
7561 2010-08-19 Ian Lance Taylor <iant@google.com>
7563 * Makefile.in: Rebuild with automake 1.11.1.
7564 * aclocal.m4: Likewise.
7565 * testsuite/Makefile.in: Likewise.
7567 2010-08-19 Ian Lance Taylor <iant@google.com>
7570 * i386.cc (class Output_data_plt_i386): Update declarations.
7571 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
7572 local_ifuncs_ fields.
7573 (Target_i386::do_plt_section_for_global): New function.
7574 (Target_i386::do_plt_section_for_local): New function.
7575 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
7576 parameter; change all callers. Initialize global_ifuncs_ and
7577 local_ifuncs_. If doing a static link define __rel_iplt_start and
7579 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
7580 (Output_data_plt_i386::add_local_ifunc_entry): New function.
7581 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
7583 (Target_i386::make_plt_section): New function, broken out of
7584 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
7585 (Target_i386::make_plt_entry): Call make_plt_section.
7586 (Target_i386::make_local_ifunc_plt_entry): New function.
7587 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
7588 (Target_i386::Scan::local): Handle IFUNC symbols. Add
7589 R_386_IRELATIVE to switch.
7590 (Target_i386::Scan::global): Likewise.
7591 (Target_i386::Relocate::relocate): Likewise.
7592 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
7594 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
7595 (Target_x86_64::do_plt_section_for_global): New function.
7596 (Target_x86_64::do_plt_section_for_local): New function.
7597 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
7598 parameter; change all callers. If doing a static link define
7599 __rela_iplt_start and __rela_iplt_end.
7600 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
7601 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
7602 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
7604 (Target_x86_64::make_local_ifunc_plt_entry): New function.
7605 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
7607 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
7608 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
7609 R_X86_64_IRELATIVE to switch.
7610 (Target_x86_64::Scan::global): Likewise.
7611 (Target_x86_64::Relocate::relocate): Likewise.
7612 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
7614 * target.h (class Target): Add plt_section_for_global and
7615 plt_section_for_local functions. Add do_plt_section_for_global
7616 and do_plt_section_for_local virtual functions.
7617 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
7618 clarifying comments.
7619 (Symbol::use_plt_offset): Handle IFUNC symbol.
7620 * object.cc (Sized_relobj::Sized_relobj): Initialize
7622 (Sized_relobj::local_has_plt_offset): New function.
7623 (Sized_relobj::local_plt_offset): New function.
7624 (Sized_relobj::set_local_plt_offset): New function.
7625 (Sized_relobj::do_count): Handle IFUNC symbol.
7626 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
7627 a bit away from input_shndx_ field. Add set_is_func_symbol and
7628 is_ifunc_symbol functions.
7629 (class Sized_relobj): Update declarations. Remove Tls_got_entry
7630 and Local_tls_got_offsets. Define Local_plt_offsets. Add
7631 local_plt_offsets_ field.
7632 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
7633 * output.h (class Output_section_data): Add non-const
7634 output_section function.
7635 (class Output_data_got): Update declarations.
7636 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
7637 Add use_plt_offset parameter to global and local constructors.
7638 Change all callers. Change local_sym_index_ field to 31 bits.
7639 Change GSYM_CODE and CONSTANT_CODE accordingly.
7640 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
7641 doing a static link don't set sh_link field.
7642 (Output_data_got::Got_entry::write): Use PLT offset if
7644 (Output_data_got::add_global_plt): New function.
7645 (Output_data_got::add_local_plt): New function.
7646 * target-reloc.h (relocate_section): Handle IFUNC symbol.
7647 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
7648 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
7649 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
7650 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
7652 * testsuite/ifunc-sel.h: New file.
7653 * testsuite/ifuncmain1.c: New file.
7654 * testsuite/ifuncmain1vis.c: New file.
7655 * testsuite/ifuncmod1.c: New file.
7656 * testsuite/ifuncdep2.c: New file.
7657 * testsuite/ifuncmain2.c: New file.
7658 * testsuite/ifuncmain3.c: New file.
7659 * testsuite/ifuncmod3.c: New file.
7660 * testsuite/ifuncmain4.c: New file.
7661 * testsuite/ifuncmain5.c: New file.
7662 * testsuite/ifuncmod5.c: New file.
7663 * testsuite/ifuncmain6pie.c: New file.
7664 * testsuite/ifuncmod6.c: New file.
7665 * testsuite/ifuncmain7.c: New file.
7666 * configure, testsuite/Makefile.in: Rebuild.
7668 2010-08-18 Ian Lance Taylor <iant@google.com>
7671 (Output_section_incremental_inputs::write_input_files): Add cast
7672 to avoid signed/unsigned comparison warning.
7673 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7675 2010-08-12 Cary Coutant <ccoutant@google.com>
7677 * common.cc (Sort_commons::operator()): Remove unnecessary code.
7679 2010-08-13 Ian Lance Taylor <iant@google.com>
7681 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
7683 2010-08-12 Cary Coutant <ccoutant@google.com>
7684 Doug Kwan <dougkwan@google.com>
7686 * resolve.cc (Symbol_table::should_override): When a weak dynamic
7687 defintion overrides non-weak undef, remember that the original undef
7689 * symtab.cc (Symbol_table::sized_write_global): For undef without
7690 an original weak binding, set binding to global in output.
7691 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
7692 * testsuite/Makefile.in: Regenerate.
7693 * testsuite/strong_ref_weak_def.sh: New file.
7694 * testsuite/strong_ref_weak_def_1.c: Ditto.
7695 * testsuite/strong_ref_weak_def_2.c: Ditto.
7697 2010-08-12 Cary Coutant <ccoutant@google.com>
7699 * testsuite/incremental_test.sh: Rewrite.
7700 * testsuite/incremental_test_1.c: Rewrite.
7701 * testsuite/incremental_test_2.c: Rewrite.
7703 2010-08-12 Cary Coutant <ccoutant@google.com>
7705 * arm.cc (Target_arm::got_size): Add const.
7706 (Target_arm::got_entry_count): New function.
7707 (Target_arm::plt_entry_count): New function.
7708 (Target_arm::first_plt_entry_offset): New function.
7709 (Target_arm::plt_entry_size): New function.
7710 (Output_data_plt_arm::entry_count): New function.
7711 (Output_data_plt_arm::first_plt_entry_offset): New function.
7712 (Output_data_plt_arm::get_plt_entry_size): New function.
7713 * i386.cc (Target_i386::got_size): Add const.
7714 (Target_i386::got_entry_count): New function.
7715 (Target_i386::plt_entry_count): New function.
7716 (Target_i386::first_plt_entry_offset): New function.
7717 (Target_i386::plt_entry_size): New function.
7718 (Output_data_plt_i386::entry_count): New function.
7719 (Output_data_plt_i386::first_plt_entry_offset): New function.
7720 (Output_data_plt_i386::get_plt_entry_size): New function.
7721 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
7722 find_incremental_inputs_sections. Dump incremental_got_plt section.
7723 * incremental.cc: Include target.h.
7724 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
7725 parameter. Adjust all callers. Find incremental_got_plt section.
7726 (Incremental_inputs::create_data_sections): Create incremental_got_plt
7728 (Output_section_incremental_inputs::set_final_data_size): Calculate
7729 size of incremental_got_plt section.
7730 (Output_section_incremental_inputs::do_write): Write the
7731 incremental_got_plt section.
7732 (Got_plt_view_info): New struct.
7733 (Local_got_offset_visitor): New class.
7734 (Global_got_offset_visitor): New class.
7735 (Global_symbol_visitor_got_plt): New class.
7736 (Output_section_incremental_inputs::write_got_plt): New function.
7737 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
7738 Add parameter. Adjust all callers.
7739 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7740 (Incremental_inputs::got_plt_section): New function.
7741 (Incremental_inputs::got_plt_section_): New data member.
7742 (Incremental_got_plt_reader): New class.
7743 * layout.cc (Layout::create_incremental_info_sections): Add the
7744 incremental_got_plt section.
7745 * object.h (Got_offset_list::get_list): New function.
7746 (Got offset_list::for_all_got_offsets): New function.
7747 (Sized_relobj::local_got_offset_list): New function.
7748 * powerpc.cc (Target_powerpc::got_size): Add const.
7749 (Target_powerpc::got_entry_count): New function.
7750 (Target_powerpc::plt_entry_count): New function.
7751 (Target_powerpc::first_plt_entry_offset): New function.
7752 (Target_powerpc::plt_entry_size): New function.
7753 (Output_data_plt_powerpc::entry_count): New function.
7754 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
7755 (Output_data_plt_powerpc::get_plt_entry_size): New function.
7756 * sparc.cc (Target_sparc::got_size): Add const.
7757 (Target_sparc::got_entry_count): New function.
7758 (Target_sparc::plt_entry_count): New function.
7759 (Target_sparc::first_plt_entry_offset): New function.
7760 (Target_sparc::plt_entry_size): New function.
7761 (Output_data_plt_sparc::entry_count): New function.
7762 (Output_data_plt_sparc::first_plt_entry_offset): New function.
7763 (Output_data_plt_sparc::get_plt_entry_size): New function.
7764 * symtab.h (Symbol::got_offset_list): New function.
7765 (Symbol_table::for_all_symbols): New function.
7766 * target.h (Sized_target::got_entry_count): New function.
7767 (Sized_target::plt_entry_count): New function.
7768 (Sized_target::plt_entry_size): New function.
7769 * x86_64.cc (Target_x86_64::got_size): Add const.
7770 (Target_x86_64::got_entry_count): New function.
7771 (Target_x86_64::plt_entry_count): New function.
7772 (Target_x86_64::first_plt_entry_offset): New function.
7773 (Target_x86_64::plt_entry_size): New function.
7774 (Output_data_plt_x86_64::entry_count): New function.
7775 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
7776 (Output_data_plt_x86_64::get_plt_entry_size): New function.
7778 2010-08-12 Cary Coutant <ccoutant@google.com>
7780 * archive.cc: Include incremental.h.
7781 (Archive::Archive): Initialize incremental_info_.
7782 (Archive::include_member): Record archive members in incremental info.
7783 (Add_archive_symbols::run): Record begin and end of an archive in
7785 (Lib_group::include_member): Record objects in incremental info.
7786 * archive.h (Incremental_archive_entry): Forward declaration.
7787 (Archive::set_incremental_info): New member function.
7788 (Archive::incremental_info): New member function.
7789 (Archive::Unused_symbol_iterator): New class.
7790 (Archive::unused_symbols_begin): New member function.
7791 (Archive::unused_symbols_end): New member function.
7792 (Archive::incremental_info_): New data member.
7793 * incremental-dump.cc (find_input_containing_global): New function.
7794 (dump_incremental_inputs): Dump new incremental info sections.
7795 * incremental.cc: Include symtab.h.
7796 (Output_section_incremental_inputs): New class.
7797 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7798 new incremental info sections.
7799 (Sized_incremental_binary::do_check_inputs): Likewise.
7800 (Incremental_inputs::report_archive): Remove.
7801 (Incremental_inputs::report_archive_begin): New function.
7802 (Incremental_inputs::report_archive_end): New function.
7803 (Incremental_inputs::report_object): New function.
7804 (Incremental_inputs::finalize_inputs): Remove.
7805 (Incremental_inputs::report_input_section): New function.
7806 (Incremental_inputs::report_script): Rewrite.
7807 (Incremental_inputs::finalize): Do nothing but finalize string table.
7808 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7809 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7810 (Incremental_inputs::create_data_sections): New function.
7811 (Incremental_inputs::relocs_entsize): New function.
7812 (Output_section_incremental_inputs::set_final_data_size): New function.
7813 (Output_section_incremental_inputs::do_write): New function.
7814 (Output_section_incremental_inputs::write_header): New function.
7815 (Output_section_incremental_inputs::write_input_files): New function.
7816 (Output_section_incremental_inputs::write_info_blocks): New function.
7817 (Output_section_incremental_inputs::write_symtab): New function.
7818 * incremental.h (Incremental_script_entry): Forward declaration.
7819 (Incremental_object_entry): Forward declaration.
7820 (Incremental_archive_entry): Forward declaration.
7821 (Incremental_inputs): Forward declaration.
7822 (Incremental_inputs_header_data): Remove.
7823 (Incremental_inputs_header): Remove.
7824 (Incremental_inputs_header_write): Remove.
7825 (Incremental_inputs_entry_data): Remove.
7826 (Incremental_inputs_entry): Remove.
7827 (Incremental_inputs_entry_write): Remove.
7828 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7829 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7830 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7831 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7833 (Incremental_input_entry): New class.
7834 (Incremental_script_entry): New class.
7835 (Incremental_object_entry): New class.
7836 (Incremental_archive_entry): New class.
7837 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7838 (Incremental_inputs::report_inputs): Remove.
7839 (Incremental_inputs::report_archive): Remove.
7840 (Incremental_inputs::report_archive_begin): New function.
7841 (Incremental_inputs::report_archive_end): New function.
7842 (Incremental_inputs::report_object): Change prototype.
7843 (Incremental_inputs::report_input_section): New function.
7844 (Incremental_inputs::report_script): Change prototype.
7845 (Incremental_inputs::get_reloc_count): New function.
7846 (Incremental_inputs::set_reloc_count): New function.
7847 (Incremental_inputs::create_data_sections): New function.
7848 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7849 (Incremental_inputs::inputs_section): New function.
7850 (Incremental_inputs::symtab_section): New function.
7851 (Incremental_inputs::relocs_section): New function.
7852 (Incremental_inputs::get_stringpool): Add const.
7853 (Incremental_inputs::command_line): Add const.
7854 (Incremental_inputs::inputs): Remove.
7855 (Incremental_inputs::command_line_key): New function.
7856 (Incremental_inputs::input_file_count): New function.
7857 (Incremental_inputs::input_files): New function.
7858 (Incremental_inputs::relocs_entsize): New function.
7859 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7860 (Incremental_inputs::finalize_inputs): Remove.
7861 (Incremental_inputs::Input_info): Remove.
7862 (Incremental_inputs::lock_): Remove.
7863 (Incremental_inputs::inputs_): Change type.
7864 (Incremental_inputs::inputs_map_): Remove.
7865 (Incremental_inputs::current_object_entry_): New data member.
7866 (Incremental_inputs::inputs_section_): New data member.
7867 (Incremental_inputs::symtab_section_): New data member.
7868 (Incremental_inputs::relocs_section_): New data member.
7869 (Incremental_inputs::reloc_count_): New data member.
7870 (Incremental_inputs_reader): New class.
7871 (Incremental_symtab_reader): New class.
7872 (Incremental_relocs_reader): New class.
7873 * layout.cc (Layout::finalize): Move finalization of incremental info
7874 and creation of incremental info sections to follow finalization of
7875 symbol table. Set offsets for postprocessing sections.
7876 (Layout::create_incremental_info_sections): Call
7877 Incremental_inputs::create_data_sections. Add incremental symtab
7878 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7879 sections to layout after input sections.
7880 * layout.h (struct Timespec): Forward declaration.
7881 (Layout::incremental_inputs): Add const.
7882 (Layout::create_incremental_info_sections): Add parameter.
7883 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7884 * object.cc: Include incremental.h.
7885 (Relobj::finalize_incremental_relocs): New function.
7886 (Sized_relobj::do_layout): Record input sections in incremental info.
7887 * object.h (Object::output_section): New function.
7888 (Object::output_section_offset): Moved from Relobj.
7889 (Object::get_incremental_reloc_base): New function.
7890 (Object::get_incremental_reloc_count): New function.
7891 (Object::do_output_section): New function.
7892 (Object::do_output_section_offset): Moved from Relobj.
7893 (Object::do_get_incremental_reloc_base): New function.
7894 (Object::do_get_incremental_reloc_count): New function.
7895 (Object::Object): Initialize new data members.
7896 (Relobj::output_section): Renamed do_output_section and moved to
7898 (Relobj::output_section_offset): Moved to Object.
7899 (Relobj::do_get_incremental_reloc_base): New function.
7900 (Relobj::do_get_incremental_reloc_count): New function.
7901 (Relobj::allocate_incremental_reloc_counts): New function.
7902 (Relobj::count_incremental_reloc): New function.
7903 (Relobj::finalize_incremental_relocs): New function.
7904 (Relobj::next_incremental_reloc_index): New function.
7905 (Relobj::reloc_counts_): New data member.
7906 (Relobj::reloc_bases_): New data member.
7907 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7908 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7909 (Sized_relobj::incremental_relocs_scan): New function.
7910 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7911 (Sized_relobj::incremental_relocs_write): New function.
7912 (Sized_relobj::incremental_relocs_write_reltype): New function.
7913 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7915 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7916 archives and object files elsewhere.
7917 (Add_symbols::run): Report object files here.
7918 (Finish_group::run): Report end of archive at end of group.
7919 * reloc.cc: Include layout.h, incremental.h.
7920 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7921 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7922 (Sized_relobj::incremental_relocs_scan): New function.
7923 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7924 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7925 (Sized_relobj::incremental_relocs_write): New function.
7926 (Sized_relobj::incremental_relocs_write_reltype): New function.
7927 * script.cc (read_input_script): Rewrite test for incremental link.
7928 Change call to Incremental_inputs::report_script.
7929 * symtab.h (Symbol_table::first_global_index): New function.
7930 (Symbol_table::output_count): New function.
7932 2010-08-12 Doug Kwan <dougkwan@google.com>
7934 * arm.cc (Target_arm::merge_object_attributes): Check command line
7935 options --no-wchar-size-warning and --no-enum-size-warning.
7936 * options.h (General_options): Add ld-compatible options
7937 --no-enum-size-warning and --no-wchar-size-warning.
7939 2010-08-04 Ian Lance Taylor <iant@google.com>
7941 * x86_64.cc (Target_x86_64::Scan::local): Use
7942 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7943 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7944 (Target_x86_64::Scan::global): Likewise.
7945 (Target_x86_64::Relocate::relocate): Likewise.
7946 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7949 2010-08-03 Cary Coutant <ccoutant@google.com>
7951 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7952 to reserve space in merged_strings vector. Keep total input size
7954 (Output_merge_string::do_print_merge_stats): Print total input size.
7955 * merge.h (Output_merge_string): Add input_size_ field.
7956 * stringpool.cc (Stringpool_template::string_length): Move
7957 implementations out of Stringpool_template class and place in
7959 * stringpool.h (string_length): Move out of Stringpool_template.
7961 2010-08-03 Ian Lance Taylor <iant@google.com>
7964 * layout.cc (relaxation_loop_body): If address of load segment is
7965 set, adjust address to include headers if possible.
7967 2010-08-03 Ian Lance Taylor <iant@google.com>
7969 * version.cc (version_string): Bump to 1.10.
7971 2010-08-03 Ian Lance Taylor <iant@google.com>
7974 * layout.h (enum Output_section_order): Define.
7975 (class Layout): Update declarations.
7976 * layout.cc (Layout::get_output_section): Add order parameter.
7977 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7978 is_first_non_relro parameters. Change all callers.
7979 (Layout::choose_output_section): Likewise.
7980 (Layout::add_output_section_data): Likewise.
7981 (Layout::make_output_section): Likewise. Set order.
7982 (Layout::default_section_order): New function.
7983 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7984 * output.cc (Output_section::Output_section): Initialize order_.
7985 Don't initialize deleted fields.
7986 (Output_segment::Output_segment): Don't initialize deleted
7988 (Output_segment::add_output_section_to_load): New function
7989 replacing add_output_section. Change all callers to call this or
7990 add_output_section_to_nonload.
7991 (Output_segment::add_output_section_to_nonload): New function.
7992 (Output_segment::remove_output_section): Rewrite.
7993 (Output_segment::add_initial_output_data): Likewise.
7994 (Output_segment::has_any_data_sections): Likewise.
7995 (Output_segment::is_first_section_relro): Likewise.
7996 (Output_segment::maximum_alignment): Likewise.
7997 (Output_segment::has_dynamic_reloc): New function replacing
7998 dynamic_reloc_count. Change all callers.
7999 (Output_segment::has_dynamic_reloc_list): New function replacing
8000 dynamic_reloc_count_list. Change all callers.
8001 (Output_segment::set_section_addresses): Rewrite.
8002 (Output_segment::set_offset): Rewrite.
8003 (Output_segment::find_first_and_last_list): Remove.
8004 (Output_segment::set_tls_offsets): Rewrite.
8005 (Output_segment::first_section_load_address): Likewise.
8006 (Output_segment::output_section_count): Likewise.
8007 (Output_segment::section_with_lowest_load_address): Likewise.
8008 (Output_segment::write_section_headers): Likewise.
8009 (Output_segment::print_sections_to_map): Likewise.
8010 * output.h (class Output_data): Remove dynamic_reloc_count_
8011 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
8012 (Output_data::add_dynamic_reloc): Rewrite.
8013 (Output_data::has_dynamic_reloc): New function.
8014 (Output_data::dynamic_reloc_count): Remove.
8015 (class Output_section): Add order_ field. Remvoe is_relro_local_,
8016 is_last_relro_, is_first_non_relro_, is_interp_,
8017 is_dynamic_linker_section_ fields. Add order and set_order
8018 functions. Remove is_relro_local, set_is_relro_local,
8019 is_last_relro, set_is_last_relro, is_first_non_relro,
8020 set_is_first_non_relro functions, is_interp, set_is_interp,
8021 is_dynamic_linker_section, and set_is_dynamic_linker_section
8023 (class Output_segment): Change Output_data_list from std::list to
8024 std:;vector. Add output_lists_ field. Remove output_data_ and
8025 output_bss_ fields. Update declarations.
8027 2010-08-02 Ian Lance Taylor <iant@google.com>
8029 * arm.cc (Target_arm::gc_process_relocs): Use typename.
8030 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
8031 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
8033 2010-08-02 Ian Lance Taylor <iant@google.com>
8036 * script.cc (Script_options::Script_options): Initialize
8037 symbol_definitions_ and symbol_references_.
8038 (Script_options::add_symbol_assignment): Update
8039 symbol_definitions_ and symbol_references_.
8040 (Script_options::add_symbol_reference): New function.
8041 (script_symbol): New function.
8042 * script.h (class Script_options): Add symbol_definitions_ and
8043 symbol_references_ fields.
8044 (Script_options::referenced_const_iterator): New type.
8045 (Script_options::referenced_begin): New function.
8046 (Script_options::referenced_end): New function.
8047 (Script_options::is_referenced): New function.
8048 (Script_options::any_unreferenced): New function.
8049 * script-c.h (script_symbol): Declare.
8050 * yyscript.y (exp): Call script_symbol.
8051 * symtab.cc: Include "script.h".
8052 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
8053 Change all callers. Check symbols referenced by scripts.
8054 (Symbol_table::add_undefined_symbols_from_command_line): Add
8055 layout parameter. Change all callers.
8056 (Symbol_table::do_add_undefined_symbols_from_command_line):
8057 Likewise. Break out loop body. Check symbols referenced by
8059 (Symbol_table::add_undefined_symbol_from_command_line): New
8060 function broken out of
8061 do_add_undefined_symbols_from_command_line.
8062 * symtab.h (class Symbol_table): Update declarations.
8063 * archive.cc: Include "layout.h".
8064 (Archive::should_include_member): Add layout parameter. Change
8065 all callers. Check for symbol mentioned in expression.
8066 * archive.h (class Archive): Update declaration.
8067 * object.cc (Sized_relobj::do_should_include_member): Add layout
8069 * object.h (Object::should_include_member): Add layout parameter.
8071 (Object::do_should_include_member): Add layout parameter.
8072 (class Sized_relobj): Update declaration.
8073 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
8075 * dynobj.h (class Sized_dynobj): Update declaration.
8076 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
8078 * plugin.h (class Sized_pluginobj): Update declaration.
8080 2010-08-02 Ian Lance Taylor <iant@google.com>
8083 * output.cc (Output_segment::set_offset): Search for the first and
8084 last sections rather than assuming that the list is in order.
8085 (Output_segment::find_first_and_last_list): New function.
8086 * output.h (class Output_segment): Update declarations.
8087 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
8088 (relro_strip_test_SOURCES): New variable.
8089 (relro_strip_test_DEPENDENCIES): New variable.
8090 (relro_strip_test_LDFLAGS): New variable.
8091 (relro_strip_test_LDADD): New variable.
8092 (relro_strip_test.so): New target.
8094 2010-08-02 Ian Lance Taylor <iant@google.com>
8096 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
8097 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
8098 (Target_i386::got_tlsdesc_section): New function.
8099 (Target_i386::got_section): Create space for GOT entries for
8100 TLSDESC relocations.
8101 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
8103 (Target_i386::Scan::global): Likewise.
8104 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
8106 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
8107 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
8108 (Target_x86_64::got_tlsdesc_section): New function.
8109 (Target_x86_64::got_section): Create space for GOT entries for
8110 TLSDESC relocations.
8111 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
8113 (Target_x86_64::Scan::global): Likewise.
8114 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
8117 2010-08-02 Ian Lance Taylor <iant@google.com>
8119 * testsuite/final_layout.sh: Use dc to convert from hex to
8122 2010-07-29 Sriraman Tallam <tmsriram@google.com>
8124 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
8125 paramter to the call to gold::gc_process_relocs.
8126 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
8127 paramter to the call to gold::gc_process_relocs.
8128 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
8129 parameter to the call to gold::gc_process_relocs.
8130 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
8131 template parameter to the call to gold::gc_process_relocs.
8132 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
8133 paramter to the call to gold::gc_process_relocs.
8134 * gc.h (get_embedded_addend_size): New function.
8135 (gc_process_relocs): Save the size of the reloc for use by ICF.
8136 * icf.cc (get_section_contents): Get the addend from the text section
8137 for SHT_REL relocation sections.
8138 * icf.h (Icf::Reloc_addend_size_info): New typedef.
8139 (Icf::Reloc_info): Add new member reloc_addend_size_info.
8140 * int_encoding.h (read_from_pointer): New overloaded function.
8141 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
8142 * testsuite/icf_sht_rel_addend_test.sh: New file.
8143 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
8144 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
8146 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8148 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
8149 * Makefile.in: Regenerate.
8150 * testsuite/Makefile.in: Regenerate.
8152 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
8154 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
8155 * gold/testsuite/debug_msg.cc: Likewise.
8156 * gold/testsuite/odr_violation1.cc
8157 * gold/testsuite/odr_violation2.cc
8159 2010-07-21 Cary Coutant <ccoutant@google.com>
8161 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
8162 string, and length fields.
8163 (Output_merge_string::Merged_strings_list): New type.
8164 (Output_merge_string::Merged_strings_lists): New typedef.
8165 (Output_merge_string): Replace merged_strings_ with
8166 merged_strings_lists_.
8167 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
8168 Merged_strings_list per input object and section. Don't store pointer
8169 to the string. Don't store length with each merged string entry.
8170 (Output_merge_string::finalize_merged_data): Loop over list of merged
8171 strings lists. Recompute length of each merged string.
8173 2010-07-15 Cary Coutant <ccoutant@google.com>
8175 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
8178 2010-07-14 Ian Lance Taylor <iant@google.com>
8180 * descriptors.cc (Descriptors::open): Report correct name in error
8183 2010-07-13 Doug Kwan <dougkwan@google.com>
8185 * arm.cc (Arm_input_section::Arm_input_section): For a
8186 SHT_ARM_EXIDX section, always keeps the input sections.
8187 (Arm_input_section::set_exidx_section_link): New method.
8188 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
8189 has_errors_ to false.
8190 (Arm_exidx_input_section::has_errors,
8191 Arm_exidx_input_section::set_has_errors): New methods.
8192 (Arm_exidx_input_section::has_errors_): New data member.
8193 (Arm_relobj::get_exidx_shndx_list): New method.
8194 (Arm_output_section::append_text_sections_to_list): Do not skip
8195 section without SHF_EXECINSTR.
8196 (Arm_output_section::fix_exidx_coverage): Skip input sections with
8198 (Arm_relobj::make_exidx_input_section): Add new parameter for text
8199 section header. Make error messages more verbose. Check for
8200 a non-executable section linked to an EXIDX section.
8201 (Arm_relobj::do_read_symbols): Remove error checking, which has been
8202 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
8203 check that there is no deferred EXIDX section if we exit early.
8204 Instead of not making an EXIDX section in case of an error, make one
8205 and set the has_errors flag of it.
8206 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
8207 in a relocatable link.
8208 (Target_arm::do_relax): Look for the EXIDX output section instead of
8209 assuming that it is called .ARM.exidx.
8210 (Target_arm::fix_exidx_coverage): Add a new parameter for input
8211 section list. Do not check for SHF_EXECINSTR section flags but
8212 skip any input section with errors.
8213 * output.cc (Output_section::Output_section): Initialize
8214 always_keeps_input_sections_ to false.
8215 (Output_section::add_input_section): Check for
8216 always_keeps_input_sections_.
8217 * output.h (Output_section::always_keeps_input_sections,
8218 Output_section::set_always_keeps_input_sections): New methods.
8219 (Output_section::always_keeps_input_sections): New data member.
8221 2010-07-13 Rafael Espindola <espindola@google.com>
8223 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
8224 * fileread.h (Input_file): Add try_extra_search_path and find_file.
8226 2010-07-13 Philip Herron <herron.philip@googlemail.com>
8227 Ian Lance Taylor <iant@google.com>
8229 * output.h (Output_section_lookup_maps::add_merge_section):
8230 Correct check of whether value was inserted.
8231 (Output_section_lookup_maps::add_merge_input_section): Likewise.
8232 (Output_section_lookup_maps::add_relaxed_input_section):
8234 * arm.cc (Target_arm::got_section): Remove used local os.
8235 * i386.cc (Target_i386::got_section): Likewise.
8236 * x86_64.cc (Target_x86_64::got_section): Likewise.
8237 * sparc.cc (Target_sparc::got_section): Likewise.
8238 (Target_sparc::relocate): Remove unused local have_got_offset.
8239 * powerpc.cc (Target_powerpc::relocate): Likewise.
8241 2010-07-13 Ian Lance Taylor <iant@google.com>
8243 * compressed_output.cc (zlib_decompress): Fix signature in
8246 * archive.cc (Archive::include_member): Unlock an external member
8247 of a thin archive. Don't bother to delete an object we know is
8250 2010-07-12 Cary Coutant <ccoutant@google.com>
8252 * compressed_output.cc (zlib_decompress): New function.
8253 (get_uncompressed_size): New function.
8254 (decompress_input_section): New function.
8255 * compressed_output.h (get_uncompressed_size): New function.
8256 (decompress_input_section): New function.
8257 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
8258 Handle compressed debug sections.
8259 * layout.cc (is_compressed_debug_section): New function.
8260 (Layout::output_section_name): Map compressed section names to
8262 * layout.h (is_compressed_debug_section): New function.
8263 (is_debug_info_section): Recognize compressed debug sections.
8264 * merge.cc: Include compressed_output.h.
8265 (Output_merge_data::do_add_input_section): Handle compressed
8267 (Output_merge_string::do_add_input_section): Handle compressed
8269 * object.cc: Include compressed_output.h.
8270 (Sized_relobj::Sized_relobj): Initialize new data members.
8271 (build_compressed_section_map): New function.
8272 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
8273 * object.h (Object::section_is_compressed): New method.
8274 (Object::do_section_is_compressed): New method.
8275 (Sized_relobj::Compressed_section_map): New type.
8276 (Sized_relobj::do_section_is_compressed): New method.
8277 (Sized_relobj::compressed_sections_): New data member.
8278 * output.cc (Output_section::add_input_section): Handle compressed
8280 * reloc.cc: Include compressed_output.h.
8281 (Sized_relobj::write_sections): Handle compressed debug sections.
8283 2010-07-08 Cary Coutant <ccoutant@google.com>
8285 * resolve.cc (Symbol_table::resolve): Remember whether undef was
8286 weak when resolving to a dynamic def.
8287 (Symbol_table::should_override): Add adjust_dyndef flag; set it
8288 for weak undef/dynamic def cases. Adjust callers.
8289 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
8290 undef_binding_weak_.
8291 (Symbol_table::sized_write_globals): Adjust symbol binding.
8292 (Symbol_table::sized_write_symbol): Add binding parameter.
8293 * symtab.h (Symbol::set_undef_binding): New method.
8294 (Symbol::is_undef_binding_weak): New method.
8295 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
8296 (Symbol_table::should_override): Add new parameter.
8297 (Symbol_table::sized_write_symbol): Add new parameter.
8299 * testsuite/weak_undef_file1.cc: Add new test case.
8300 * testsuite/weak_undef_file2.cc: Fix header comment.
8301 * testsuite/weak_undef_test.cc: Add new test case.
8303 2010-06-29 Doug Kwan <dougkwan@google.com>
8305 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
8306 Initialize USE_SYMBOL_.
8307 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
8309 (Arm_reloc_property::uses_symbol_): New data member declaration.
8310 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
8311 uses symbol value and symbol is undefined but not weakly undefined.
8313 2010-06-28 Rafael Espindola <espindola@google.com>
8315 * plugin.cc (Plugin::load): Use dlerror.
8317 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
8319 * symtab.cc (detect_odr_violations): When reporting an ODR
8320 violation, report an object where the symbol is defined.
8322 2010-06-25 Doug Kwan <dougkwan@google.com>
8324 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
8325 (Target_arm::section_may_have_icf_unsafe_pointers): New method
8327 (Target_arm::Scan::local_reloc_may_be_function_pointer,
8328 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
8329 target hook to detect function points.
8330 (Target_arm::Scan::possible_function_pointer_reloc): New method.
8331 * icf.h (Icf::check_section_for_function_pointers): Change type of
8332 parameter SECTION_NAME to const reference to std::string. Use
8333 target hook to determine if section may have unsafe pointers.
8334 * target.h (Target::section_may_have_icf_unsafe_pointers): New
8337 2010-06-21 Rafael Espindola <espindola@google.com>
8339 * fileread.cc (Input_file::find_fie): New
8340 (Input_file::open): Use Input_file::find_fie.
8341 * fileread.h (Input_file::find_fie): New
8342 * plugin.cc (set_extra_library_path): New.
8343 (Plugin::load): Add set_extra_library_path to the transfer vector.
8344 (Plugin_manager::set_extra_library_path): New.
8345 (Plugin_manager::add_input_file): Use the extra search path if set.
8346 (set_extra_library_path(): New.
8347 * plugin.h (Plugin_manager): Add set_extra_library_path and
8350 2010-06-19 Cary Coutant <ccoutant@google.com>
8352 * layout.cc (gdb_sections): Add .debug_types.
8353 (lines_only_debug_sections): Likewise.
8355 2010-06-18 Rafael Espindola <espindola@google.com>
8357 * plugin.cc (add_input_file,add_input_library)
8358 (Plugin_manager::add_input_file): Make filename arguments const.
8359 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
8362 2010-06-16 Doug Kwan <dougkwan@google.com>
8364 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
8365 .ARM.attributes section if we have not merged any input
8366 attributes sections.
8368 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8370 * arm.cc: Allow combining objects with no EABI version
8373 2010-06-15 Rafael Espindola <espindola@google.com>
8375 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
8377 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8379 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
8380 (struct iovec): Correct !HAVE_READV definition.
8382 2010-06-10 Cary Coutant <ccoutant@google.com>
8384 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
8385 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
8387 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
8390 * symtab.h (Symbol::is_placeholder): New member function.
8391 * target-reloc.h (relocate_section): Check for placeholder symbols.
8393 * testsuite/Makefile.am (plugin_test_8): New test.
8394 (plugin_test_9): New test.
8395 * testsuite/Makefile.in: Regenerate.
8397 2010-06-09 Nick Clifton <nickc@redhat.com>
8399 * yyscript.y (input_list_element): Allow strings prefixed with
8400 the '-' character. Treat these as libraries.
8401 * script.cc (script_add_library): New function. Adds a library
8402 specified by "-l<name>" found in an input script.
8403 * script-c.h: Add prototype for script_add_library.
8405 2010-06-07 Doug Kwan <dougkwan@google.com>
8407 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
8408 Restrict stub-group size to be within long conditional branch
8409 range when working around cortex-A8 erratum.
8411 2010-06-07 Damien Diederen <dd@crosstwine.com>
8413 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
8416 2010-06-03 Sriraman Tallam <tmsriram@google.com>
8420 (Output_section::Input_section_sort_entry::compare_section_ordering):
8421 Change to return non-zero correctly.
8422 (Output_section::Input_section_sort_section_order_index_compare
8423 ::operator()): Change to fix ambiguity in comparisons.
8425 2010-06-01 Sriraman Tallam <tmsriram@google.com>
8427 * gold.h (is_wildcard_string): New function.
8428 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
8429 (Layout::layout_eh_frame): Ditto.
8430 (Layout::find_section_order_index): New method.
8431 (Layout::read_layout_from_file): New method.
8432 * layout.h (Layout::find_section_order_index): New method.
8433 (Layout::read_layout_from_file): New method.
8434 (Layout::input_section_position_): New private member.
8435 (Layout::input_section_glob_): New private member.
8436 * main.cc (main): Call read_layout_from_file here.
8437 * options.h (--section-ordering-file): New option.
8438 * output.cc (Output_section::input_section_order_specified_): New
8440 (Output_section::Output_section): Initialize new member.
8441 (Output_section::add_input_section): Add new parameter.
8442 Keep input sections when --section-ordering-file is used.
8443 (Output_section::set_final_data_size): Sort input sections when
8444 section ordering file is specified.
8445 (Output_section::Input_section_sort_entry): Add new parameter.
8447 (Output_section::Input_section_sort_entry::compare_section_ordering):
8449 (Output_section::Input_section_sort_compare::operator()): Change to
8450 consider section_order_index.
8451 (Output_section::Input_section_sort_init_fini_compare::operator()):
8452 Change to consider section_order_index.
8453 (Output_section::Input_section_sort_section_order_index_compare
8454 ::operator()): New method.
8455 (Output_section::sort_attached_input_sections): Change to sort
8456 according to section order when specified.
8457 (Output_section::add_input_section<32, true>): Add new parameter.
8458 (Output_section::add_input_section<64, true>): Add new parameter.
8459 (Output_section::add_input_section<32, false>): Add new parameter.
8460 (Output_section::add_input_section<64, false>): Add new parameter.
8461 * output.h (Output_section::add_input_section): Add new parameter.
8462 (Output_section::input_section_order_specified): New
8464 (Output_section::set_input_section_order_specified): New method.
8465 (Input_section::Input_section): Initialize section_order_index_.
8466 (Input_section::section_order_index): New method.
8467 (Input_section::set_section_order_index): New method.
8468 (Input_section::section_order_index_): New member.
8469 (Input_section::Input_section_sort_section_order_index_compare): New
8471 (Output_section::input_section_order_specified_): New member.
8472 * script-sections.cc (is_wildcard_string): Delete and move modified
8474 (Output_section_element_input::Output_section_element_input): Modify
8475 call to is_wildcard_string.
8476 (Output_section_element_input::Input_section_pattern
8477 ::Input_section_pattern): Ditto.
8478 (Output_section_element_input::Output_section_element_input): Ditto.
8479 * testsuite/Makefile.am (final_layout): New test case.
8480 * testsuite/Makefile.in: Regenerate.
8481 * testsuite/final_layout.cc: New file.
8482 * testsuite/final_layout.sh: New file.
8484 2010-06-01 Rafael Espindola <espindola@google.com>
8486 * plugin.cc (Plugin::load): Pass the output name to the plugin.
8488 2010-06-01 Rafael Espindola <espindola@google.com>
8490 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
8491 visibility of symbols.
8493 2010-05-27 Doug Kwan <dougkwan@google.com>
8495 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
8496 from start of output section instead of address for a local symbol
8497 in a merged or relaxed section when doing a relocatable link.
8499 2010-05-26 Rafael Espindola <espindola@google.com>
8502 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
8503 adding sections the garbage collector removed.
8504 * gold/testsuite/Makefile.am: Add test.
8505 * gold/testsuite/Makefile.in: Regenerate.
8506 * gold/testsuite/plugin_test_7.sh: New.
8507 * gold/testsuite/plugin_test_7_1.c: New.
8508 * gold/testsuite/plugin_test_7_2.c: New.
8510 2010-05-26 Rafael Espindola <espindola@google.com>
8512 * script-sections.cc (Output_section_definition::set_section_addresses):
8513 Check for --section-start.
8515 2010-05-26 Doug Kwan <dougkwan@google.com>
8517 * arm.cc (Arm_scan_relocatable_relocs): New class.
8518 (Target_arm::relocate_special_relocatable): New method.
8519 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
8520 (Arm_relocate_functions::thumb_branch_common): Same.
8521 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
8522 instead of Default_scan_relocatable_relocs.
8523 * target-reloc.h (relocate_for_relocatable): Let target handle
8524 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
8525 * target.h (Sized_target::relocate_special_relocatable): New method.
8527 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8529 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
8531 2010-05-23 Doug Kwan <dougkwan@google.com>
8533 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
8535 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
8536 with a direct branch, not a conditional branch, to a stub.
8537 * merge.cc (Output_merge_base::record_input_section): New method
8539 (Output_merge_data::do_add_input_section): Record input section if
8540 keeps-input-sections flag is set.
8541 (Output_merge_string::do_add_input_section): Ditto.
8542 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
8543 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
8545 (Output_merge_base::keeps_input_sections,
8546 Output_merge_base::set_keeps_input_sections,
8547 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
8549 (Output_merge_base::Input_sections): New type declaration.
8550 (Output_merge_base::input_sections_begin,
8551 Output_merge_base::input_sections_end,
8552 Output_merge_base::do_set_keeps_input_sections): New method definitions.
8553 (Output_merge_base::bool keeps_input_sections_,
8554 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
8555 Output_merge_base::input_sections_): New data members.
8556 (Output_merge_data::do_set_keeps_input_sections): New method
8558 (Output_merge_string::do_set_keeps_input_sections): Ditto.
8559 * output.cc (Output_section::Input_section::relobj): Move method
8560 defintion from class declaration to here and handle merge sections.
8561 (Output_section::Input_section::shndx): Ditto.
8562 (Output_section::Output_section): Remove initializations of removed
8563 data members and initialize new data member LOOKUP_MAPS_.
8564 (Output_section::add_input_section): Set keeps-input-sections flag
8565 for a newly created merge output section as appropriate. Adjust code
8566 to use Output_section_lookup_maps class.
8567 (Output_section::add_relaxed_input_section): Adjst code for lookup
8568 maps code refactoring.
8569 (Output_section::add_merge_input_section): Add a new parameter
8570 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
8571 class. If adding input section to a newly created merge output
8572 section fails, remove the new merge section.
8573 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
8574 Adjust code for use of the Output_section_lookup_maps class.
8575 (Output_section::find_merge_section): Ditto.
8576 (Output_section::build_lookup_maps): New method defintion.
8577 (Output_section::find_relaxed_input_section): Adjust code to use
8578 Output_section_lookup_maps class.
8579 (Output_section::get_input_sections): Export merge sections. Adjust
8580 code to use Output_section_lookup_maps class.
8581 (Output_section:::add_script_input_section): Adjust code to use
8582 Output_section_lookup_maps class. Update lookup maps for merge
8584 (Output_section::discard_states): Use Output_section_lookup_maps.
8585 (Output_section::restore_states): Same.
8586 * output.h (Merge_section_properties): Move class defintion out of
8588 (Output_section_lookup_maps): New class.
8589 (Output_section::Input_section::is_merge_section): New method
8591 (Output_section::Input_section::relobj): Move defintion out of class
8592 defintion. Declare method only.
8593 (Output_section::Input_section::shndx): Ditto.
8594 (Output_section::Input_section::output_merge_base): New method defintion.
8595 (Output_section::Input_section::u2_.pomb): New union field.
8596 (Output_section::Merge_section_by_properties_map,
8597 Output_section::Output_section_data_by_input_section_map,
8598 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
8600 (Output_section::add_merge_input_section): Add new parameter
8601 KEEPS_INPUT_SECTIONS.
8602 (Output_section::build_lookup_maps): New method declaration.
8603 (Output_section::merge_section_map_,
8604 Output_section::merge_section_by_properties_map_,
8605 Output_section::relaxed_input_section_map_,
8606 Output_section::is_relaxed_input_section_map_valid_): Remove data
8608 (Output_section::lookup_maps_): New data member.
8610 2010-05-21 Doug Kwan <dougkwan@google.com>
8613 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
8614 avoid a compilation error.
8616 2010-05-19 Rafael Espindola <espindola@google.com>
8618 * script-sections.cc (Output_section_definition::allocate_to_segment):
8619 Update the phdrs_list even when the output section is NULL.
8620 * testsuite/Makefile.am: Add test.
8621 * testsuite/Makefile.in: Regenerate.
8622 * testsuite/script_test_9.cc: New.
8623 * testsuite/script_test_9.sh: New.
8624 * testsuite/script_test_9.t: New.
8626 2010-05-19 Doug Kwan <dougkwan@google.com>
8628 * arm.cc (Arm_input_section::original_size): New method.
8629 (Arm_input_section::do_addralign): Add a cast.
8630 (Arm_input_section::do_output_offset): Remove static cast.
8631 (Arm_input_section::original_addralign,
8632 Arm_input_section::original_size_): Change type to uint32_t.
8633 (Arm_input_section::init): Add safe casts for section alignment
8635 (Arm_input_section::set_final_data_size): Do not set address and
8636 offset of stub table.
8637 (Arm_output_section::fix_exidx_coverage): Change use of of
8638 Output_section::Simple_input_section to that of
8639 Output_section::Input_section.
8640 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
8641 except for the first pass.
8642 * output.cc (Output_section::get_input_sections): Change type of
8643 input_sections to std::list<Input_section>.
8644 (Output_section::add_script_input_section): Rename from
8645 Output_section::add_simple_input_section. Change type of SIS
8646 parameter from Simple_input_section to Input_section.
8647 * output.h (Output_section::Simple_input_section): Remove class.
8648 (Output_section::Input_section): Change class visibility to public.
8649 (Output_section::Input_section::addralign): Use stored alignments
8650 for special input sections if set.
8651 (Output_section::Input_section::set_addralign): New method.
8652 (Output_section::get_input_sections): Change parameter type from
8653 list of Simple_input_section to list of Input_section.
8654 (Output_section::add_script_input_section): Rename from
8655 Output_section::add_simple_input_section. Change first parameter's
8656 type from Simple_input_section to Input_section and remove the
8657 second and third parameters.
8658 * script-sections.cc (Input_section::Input_section_list): Change
8659 type to list of Output_section::Input_section/
8660 (Input_section_info::Input_section_info): Change parameter type of
8661 INPUT_SECTION to Output_section::Input_section.
8662 (Input_section_info::input_section): Change return type.
8663 (Input_section_info::input_section_): Change type to
8664 Output_section::Input_section.
8665 (Output_section_element_input::set_section_addresses): Adjust code
8666 to use Output_section::Input_section instead of
8667 Output_section::Simple_input_section. Adjust code for renaming
8668 of Output_section::add_simple_input_section.
8669 (Orphan_output_section::set_section_addresses): Ditto.
8671 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8673 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
8674 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
8676 2010-05-18 Rafael Espindola <espindola@google.com>
8678 * options.cc (General_options::finalize): Handle -nostdlib.
8679 * options.h (nostdlib): New option.
8680 * script.cc (script_add_search_dir): Handle -nostdlib.
8682 2010-05-12 Doug Kwan <dougkwan@google.com>
8684 * arm.cc (Target_arm::do_finalize_sections): Create an empty
8685 attributes section only if there no attributes section after merging.
8686 (Target_arm::merge_object_attributes): Move value of
8687 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
8688 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8689 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
8690 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
8691 and arm_attr_merge_7.stdout.
8692 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
8693 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
8694 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
8695 arm_attr_merge_7b.o): New rules.
8696 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
8698 * testsuite/Makefile.in: Regenerate.
8699 * testsuite/arm_attr_merge.sh: New file.
8700 * testsuite/arm_attr_merge_[67][ab].s: Same.
8702 2010-05-05 Nick Clifton <nickc@redhat.com>
8704 * po/es.po: Updated Spanish translation.
8706 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8708 * Makefile.am (install-exec-local): Properly install gold as
8709 default cross linker.
8710 * Makefile.in: Regenerated.
8712 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8713 Nick Clifton <nickc@redhat.com>
8715 * configure.ac (install_as_default): Define and set to false
8716 unless --enable-gold or --enable-gold=both/gold has been
8718 * configure: Regenerate.
8720 * Makefile.am (install-exec-local): Install the executable as
8721 'ld.gold'. If install_as_default is true then also install it as
8723 * Makefile.in: Regenerated.
8725 2010-04-24 Ian Lance Taylor <iant@google.com>
8727 * layout.cc (Layout::layout_reloc): In relocatable link don't
8728 combine reloc sections for grouped sections.
8730 2010-04-23 Sriraman Tallam <tmsriram@google.com>
8732 * gc.h (gc_process_relocs): Pass information on relocs pointing to
8733 sections that are not ordinary to icf.
8734 * icf.cc (get_section_contents): Handle relocation pointing to section
8735 with no object or shndx information.
8736 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
8737 * testsuite/Makefile.in: Regenerate.
8738 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
8739 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
8741 2010-04-22 Ian Lance Taylor <iant@google.com>
8743 * expression.cc (Expression::Expression_eval_info): Add
8744 result_alignment_pointer field.
8745 (Expression::eval_with_dot): Add result_alignment_pointer
8746 parameter. Change all callers.
8747 (Expression::eval_maybe_dot): Likewise.
8748 (class Binary_expression): Add alignment_pointer parameter to
8749 left_value and right_value. Change all callers.
8750 (BINARY_EXPRESSION): Set result alignment.
8751 (class Trinary_expression): Add alignment_pointer parameter to
8752 arg2_value and arg3_value. Change all callers.
8753 (Trinary_cond::value): Set result alignment.
8754 (Max_expression::value, Min_expression::value): Likewise.
8755 (Align_expression::value): Likewise.
8756 * script-sections.cc (class Sections_element): Add dot_alignment
8757 parameter to set_section_addresses virtual function. Update
8759 (class Output_section_element): Likewise.
8760 (Script_sections::create_segments): Add dot_alignment parameter.
8762 (Script_sections::create_segments_from_phdrs_clause): Likewise.
8763 (Script_sections::set_phdrs_clause_addresses): Likewise.
8764 * script-sections.h: Update declarations.
8765 * script.h: Update declarations.
8766 * output.h (Output_segment::set_minimum_p_align): Don't decrease
8768 * testsuite/script_test_3.t: Set large alignment.
8769 * testsuite/script_test_3.sh: Make sure that at least one LOAD
8770 segment has expected alignment.
8772 2010-04-22 Nick Clifton <nickc@redhat.com>
8774 * po/gold.pot: Updated by the Translation project.
8775 * po/vi.po: Updated Vietnamese translation.
8777 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
8779 * testsuite/Makefile.am (check_PROGRAMS): Add
8780 icf_virtual_function_folding_test.
8781 * testsuite/Makefile.in: Regenerated.
8783 2010-04-15 Andrew Haley <aph@redhat.com>
8785 * options.h (merge_exidx_entries): New option.
8786 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8787 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8788 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8789 (Target_arm::merge_exidx_entries): New function.
8790 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8791 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8792 to Arm_exidx_fixup constructor.
8793 Add new arg, merge_exidx_entries.
8794 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8795 Arm_output_section::fix_exidx_coverage.
8797 2010-04-18 Sriraman Tallam <tmsriram@google.com>
8799 * icf.cc (get_section_contents): Check for preemptible functions.
8800 Ignore addend when appropriate.
8801 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8803 (add_from_relobj): Check for section folded.
8804 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8805 * symtab.h (should_add_dynsym_entry): Add new parameter.
8806 * target-reloc.h (scan_relocs): Check for section folded.
8807 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8808 Check reloc types for function pointers in shared objects.
8809 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8811 (icf_preemptible_functions_test): New test case.
8812 (icf_string_merge_test): New test case.
8813 * testsuite.Makefile.in: Regenerate.
8814 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8815 bar_glob. Refactor code.
8816 * testsuite/icf_preemptible_functions_test.cc: New file.
8817 * testsuite/icf_preemptible_functions_test.sh: New file.
8818 * testsuite/icf_string_merge_test.cc: New file.
8819 * testsuite/icf_string_merge_test.sh: New file.
8820 * testsuite/icf_virtual_function_folding_test.cc: New file.
8821 * testsuite/icf_virtual_function_folding_test.sh: New file.
8823 2010-04-14 Doug Kwan <dougkwan@google.com>
8825 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8826 for local symbol recounting if we remove a section due to ICF.
8827 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8828 there are no regular objects in input.
8830 2010-04-13 Doug Kwan <dougkwan@google.com>
8832 * arm.cc (Arm_input_section::set_final_data_size): Compute
8833 accurate final data size instead of using current data size.
8835 2010-04-09 Doug Kwan <dougkwan@google.com>
8837 * layout.cc (Layout::choose_output_section): Handle script section
8839 (Layout::make_output_section_for_script): Add section type parameter.
8840 Handle script section types.
8841 * layout.h (Layout::make_output_section_for_script): Add section
8843 * output.cc (Output_section::Output_section): Initialize data member
8845 (Output_section::do_reset_address_and_file_offset): Do not set address
8846 to 0 if section is a NOLOAD section.
8847 * output.h (Output_section::is_noload): New method.
8848 (Output_section::set_is_noload): Ditto.
8849 (Output_section::is_noload_): New data member.
8850 * script-c.h (Script_section_type): New enum type.
8851 (struct Parser_output_section_header): Add new file section_type.
8852 * script-sections.cc (Sections_element::output_section_name): Add
8853 parameter for returning script section type.
8854 (Output_section_definition::output_section_name): Ditto.
8855 (Output_section_definition::section_type)P; New method.
8856 (Output_section_definiton::script_section_type_name): Ditto.
8857 (Output_section_definition::script_section_type_): New data member.
8858 (Output_section_definition::Output_section_definition): Initialize
8859 data member Output_section_definition::script_section_type_.
8860 (Output_section_definition::create_sections): Pass script section type
8861 to Layout::make_output_section_for_script.
8862 (Output_section_definition::output_section_name): Return script
8863 section type to caller.
8864 (Output_section_definition::set_section_address): Do not advance
8865 dot value and load address if section type is NOLOAD. Set address
8866 of NOLOAD sections regardless of section flags.
8867 (Output_section_definition::print): Print section type if it is
8868 not SCRIPT_SECTION_TYPE_NONE.
8869 (Output_section_definition::section_type): New method.
8870 (Output_section_definition::script_section_type_name): Ditto.
8871 (Script_sections::output_section_name): Add new parameter
8872 PSECTION_TYPE for returning script section type. Pass it to
8873 section elements. Handle discard sections.
8874 (Sort_output_sections::operator()): Handle NOLOAD sections.
8875 * script-sections.h (Script_sections::Section_type): New enum type.
8876 (Script_sections::output_section_name): Add a new parameter for
8877 returning script section type.
8878 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8880 * yyscript.y (union): Add new field SECTION_TYPE.
8881 (COPY, DSECT, INFO, NOLOAD): New tokens.
8882 (opt_address_and_section_type): Change type to output_section_header.
8883 (section_type): New non-terminal
8884 (section_header): Handle section type.
8885 (opt_address_and_section_type): Return section type value.
8887 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8889 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8890 * testsuite/plugin_common_test_2.c (foo): Likewise.
8892 2010-04-08 Doug Kwan <dougkwan@google.com>
8894 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8896 * output.cc (Output_section::add_merge_input_section): Simplify
8897 code and return status of Output_merge_base::add_input_section.
8898 Update merge section map only if Output_merge_base::add_input_section
8901 2010-04-07 Doug Kwan <dougkwan@google.com>
8903 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8904 if section is marked as containing instructions but has no mapping
8906 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8907 correct section index.
8908 (Arm_relobj::find_linked_text_section): Ditto.
8910 2010-04-07 Cary Coutant <ccoutant@google.com>
8912 * archive.cc (include_member): Destroy Read_symbols_data object before
8914 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8915 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8916 (Read_symbols_data::~Read_symbols_data) New destructor.
8917 (Section_relocs::Section_relocs) New constructor.
8918 (Section_relocs::~Section_relocs) New destructor.
8919 (Read_relocs_data::Read_relocs_data) New constructor.
8920 (Read_relocs_data::~Read_relocs_data) New destructor.
8921 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8922 pointers to NULL after deleting.
8924 2010-04-07 Doug Kwan <dougkwan@google.com>
8926 * arm.cc: Replace "endianity" with "endianness" in comments.
8927 (Arm_exidx_cantunwind): Ditto.
8928 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8929 (Arm_relobj::merge_flags_and_attributes): New method.
8930 (Arm_relobj::merge_flags_and_attributes_): New data member.
8931 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8932 (Arm_relobj::scan_sections_for_stubs): Ditto.
8933 (Arm_relobj::do_read_symbols): Check to see if we really want to
8934 merge processor-specific flags and attributes. Exit early if
8935 an object is empty except for section names and the undefined symbol.
8936 (Target_arm::do_finalize_sections): Move check for ELF format to
8937 Arm_relobj::do_read_symbols. Merge processor specific flags and
8938 attributes from a regular object only when we have determined that
8939 it is aapropriate. Do not create an .ARM.attributes section in
8940 output if there is no regular input object.
8941 (Target_arm::merge_processor_specific_flags): Check
8942 --warn-mismatch before printing any error.
8943 (Target_arm::merge_object_attributes): Ditto.
8944 * gold.cc (queue_middle_tasks): Handle the case in which there is
8945 no regular object in input.
8946 * options.cc (General_options::parse_EB): New method.
8947 (General_options::parse_EL): Same.
8948 (General_options::General_options): Initialize endianness_.
8949 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8951 (General_options::Endianness): New enum.
8952 (General_options::endianness): New method.
8953 (General_options::endianness_): New data member.
8954 * parameters.cc (Parameters::set_options): Check target endianness.
8955 (Parameters::set_target_once): Ditto.
8956 (Parameters::check_target_endianness): New method.
8957 (parameters_force_valid_target): If either -EL or -EB is specified,
8958 use it to define endianness of default target.
8959 * parameters.h (Parameters::check_target_endianness): New method
8961 * target.h (class Target): Change "endianity" to "endianness"
8964 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8966 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8967 * configure: Regenerate.
8968 * Makefile.in: Regenerate.
8969 * testsuite/Makefile.in: Regenerate.
8971 2010-04-06 Cary Coutant <ccoutant@google.com>
8974 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8975 prevailing definitions of common symbols.
8976 * testsuite/plugin_test_6.sh: New test case.
8977 * testsuite/plugin_common_test_1.c: New test case.
8978 * testsuite/plugin_common_test_2.c: New test case.
8979 * testsuite/Makefile.am (plugin_test_6): New test case.
8980 * testsuite/Makefile.in: Regenerate.
8982 2010-04-06 Nick Clifton <nickc@redhat.com>
8984 * po/vi.po: New Vietnamese translation.
8986 2010-03-30 Doug Kwan <dougkwan@google.com>
8988 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8990 2010-03-25 Doug Kwan <dougkwan@google.com>
8992 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8993 to avoid a conversion warning on a 32-bit host.
8995 2010-03-24 Ian Lance Taylor <iant@google.com>
8997 * testsuite/script_test_3.t: Add a TLS segment.
8998 * testsuite/Makefile.am (check_PROGRAMS): Add
8999 tls_phdrs_script_test.
9000 (tls_phdrs_script_test_SOURCES): Define.
9001 (tls_phdrs_script_test_DEPENDENCIES): Define.
9002 (tls_phdrs_script_test_LDFLAGS): Define.
9003 (tls_phdrs_script_test_LDADD): Define.
9004 * testsuite/Makefile.in: Rebuild.
9006 2010-03-23 Cary Coutant <ccoutant@google.com>
9008 * fileread.cc (find_or_make_view): Fix comment.
9010 2010-03-23 Ian Lance Taylor <iant@google.com>
9012 * script-sections.cc (class Orphan_section_placement): Define
9013 PLACE_TLS and PLACE_TLS_BSS.
9014 (Orphan_section_placement::Orphan_section_placement): Initialize
9016 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
9017 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
9018 (tls_script_test_SOURCES): Define.
9019 (tls_script_test_DEPENDENCIES): Define.
9020 (tls_script_test_LDFLAGS): Define.
9021 (tls_script_test_LDADD): Define.
9022 * testsuite/Makefile.in: Rebuild.
9024 2010-03-22 Doug Kwan <dougkwan@google.com>
9026 * arm.cc (Arm_relocate_functions::abs8,
9027 Arm_relocate_functions::abs16): Use correct check for overflow
9028 specified in the ARM ELF specs.
9029 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
9030 target of a BLX instruction specially.
9031 (Reloc_stub::stub_type_for_reloc): Ditto.
9032 (Relocate::relocate): Use symbolic names instead of numeric relocation
9033 codes to report error.
9034 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
9036 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
9037 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
9038 thumb2_blx_out_of_range.stdout
9039 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
9040 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
9041 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
9042 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
9043 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
9044 thumb2_blx_in_range, thumb2_blx_in_range.o,
9045 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
9046 thumb2_blx_out_of_range.o): New rules.
9047 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
9048 thumb2_blx_in_range and thumb2_blx_out_of_range.
9049 * testsuite/Makefile.in: Regenerate.
9050 * arm_branch_in_range.sh: Add tests for THUMB BLX.
9051 * testsuite/thumb_blx_in_range.s: New file.
9052 * testsuite/thumb_blx_out_of_range.s: New file.
9054 2010-03-22 Rafael Espindola <espindola@google.com>
9056 * archive.cc (Should_include): Move to archive.h.
9057 (should_include_member): Make it a member of Archive.
9059 (Add_lib_group_symbols): New.
9060 * archive.h: Include options.h.
9061 (Archive_member): Moved from Archive.
9062 (Should_include): Moved from archive.cc.
9064 (Add_lib_group_symbols): New.
9065 * dynobj.cc (do_should_include_member): New.
9066 * dynobj.h (do_should_include_member): New.
9067 * gold.cc (queue_initial_tasks): Update call to queue.
9068 * main.cc (main): Print lib group stats.
9069 * object.cc (do_should_include_member): New.
9070 * object.h: Include archive.h.
9071 (Object::should_include_member): New.
9072 (Object::do_should_include_member): New.
9073 (Sized_relobj::do_should_include_member): New.
9074 * options.cc (General_options::parse_start_lib): New.
9075 (General_options::parse_end_lib): New.
9076 (Input_arguments::add_file): Handle lib groups.
9077 (Input_arguments::start_group): Check we are not in a lib.
9078 (Input_arguments::start_lib): New.
9079 (Input_arguments::end_lib): New.
9080 * options.h (General_options): Add start_lib and end_lib.
9081 (Input_argument::lib_): New.
9082 (Input_argument::lib): New.
9083 (Input_argument::is_lib): New.
9084 (Input_file_lib): New.
9085 (Input_arguments::in_lib_): New.
9086 (Input_arguments::in_lib): New.
9087 (Input_arguments::start_lib): New.
9088 (Input_arguments::end_lib_): New.
9089 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
9090 in unused members as preempted.
9091 (Sized_pluginobj::do_should_include_member): New.
9092 * plugin.h (Sized_pluginobj::do_should_include_member): New.
9093 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
9095 (Read_symbols::do_whole_lib_group): New.
9096 (Read_symbols::do_lib_group): New.
9097 (Read_symbols::do_read_symbols): Handle lib groups.
9098 (Read_symbols::get_name): Handle lib groups.
9099 * readsyms.h (Read_symbols): Add an archive member pointer.
9100 (Read_symbols::do_whole_lib_group): New.
9101 (Read_symbols::do_lib_group): New.
9102 (Read_symbols::member_): New.
9103 * script.cc (read_input_script): Update call to queue_soon.
9105 2010-03-19 Doug Kwan <dougkwan@google.com>
9107 * arm.cc (Stub_table::Stub_table): Initialize new data members
9108 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
9109 (Stub_table::add_reloc_stub): Assign stub offset and update
9110 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
9111 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
9113 (Stub_table::update_data_size_and_addralign): Use
9114 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
9115 instead of going over all reloc stubs.
9116 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
9117 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
9118 Stringpool_template::offset_ to size of Stringpool_char.
9119 (Stringpool_template::new_key_offset): Remove code to initialize
9120 Stringpool_template::offset_.
9121 * stringpool.h (Stringpool_template::set_no_zero_null): Set
9122 Stringpool_template::offset_ to zero.
9124 2010-03-15 Doug Kwan <dougkwan@google.com>
9126 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
9128 (Stringpool_template::new_key_offset): New method.
9129 (Stringpool_template::add_string): Assign offsets when adding new
9131 (Stringpool_template::set_string_offsets): Do not set string offsets
9132 when not optimizing.
9133 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
9135 (Chunked_vector::clear): Clear size_.
9136 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
9137 (Chunked_vector::size): Return size_.
9138 (Chunked_vector::push_back): Use size_ to find insert position.
9139 (Chunked_vector::size_): New data member.
9140 (Stringpool_template::set_no_zero_null): Assert string set is empty.
9141 (Stringpool_template::new_key_offset): New method declaration.
9142 (Stringpool_template::offset_): New data member.
9144 2010-03-15 Rafael Espindola <espindola@google.com>
9146 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
9147 Add_symbols' constructor.
9148 * readsyms.h (Add_symbols): Remove the input_group member.
9150 2010-03-10 Ian Lance Taylor <iant@google.com>
9152 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
9153 target to ask whether a reference to a symbol requires a stack
9155 * target.h (Target::is_call_to_non_split): New function.
9156 (Target::do_is_call_to_non_split): Declare virtual function.
9157 * target.cc: Include "symtab.h".
9158 (Target::do_is_call_to_non_split): New function.
9159 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
9161 2010-03-10 Cary Coutant <ccoutant@google.com>
9163 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
9164 (File_read::open[1]): Remove initial mapping of whole_file_view_.
9165 (File_read::open[2]): Add whole_file_view_ to list of views.
9166 (File_read::make_view): Remove test of whole_file_view_.
9167 (File_read::find_or_make_view): Create whole_file_view_ if
9169 (File_read::clear_views): Replace bool parameter with enum;
9170 adjust all callers. Don't delete views with permanent data;
9171 do delete cached views and views from archives if
9172 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
9173 if clearing the corresponding view.
9174 * fileread.h (File_read::Clear_views_mode): New enum.
9175 (File_read::View::is_permanent_view): New method.
9176 (File_read::clear_views): Replace bool parameter
9177 with enum; adjust all callers.
9178 * options.h (General_options): Change keep_files_mapped option;
9179 add map_whole_files.
9180 * readsyms.cc (Add_symbols::run): Delete sd_ object before
9182 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
9185 2010-03-10 David S. Miller <davem@davemloft.net>
9187 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
9189 2010-03-09 Sriraman Tallam <tmsriram@google.com>
9191 * icf.cc (get_section_contents): Add '@' marker after processing the
9194 2010-03-08 Doug Kwan <dougkwan@google.com>
9196 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
9197 due to a conversion warning.
9198 (Arm_relobj::update_output_local_symbol_count): Check for local
9199 symbol with unset output index.
9201 2010-03-05 Ian Lance Taylor <iant@google.com>
9203 * options.h (class General_options): Add --spare-dynamic-tags.
9204 * output.cc (Output_data_dynamic::set_final_data_size): Implement
9205 --spare-dynamic-tags.
9207 2010-03-05 Ian Lance Taylor <iant@google.com>
9209 * incremental.cc: Include "libiberty.h".
9211 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9213 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
9214 function, is_info_ member.
9215 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
9216 (Versions::Versions): Update caller.
9217 (Versions::define_base_version): Likewise.
9218 (Versions::add_def): Likewise.
9220 2010-03-03 Sriraman Tallam <tmsriram@google.com>
9222 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
9223 (Scan::possible_function_pointer_reloc): New function.
9224 (Scan::local_reloc_may_be_function_pointer): Change to call
9225 possible_function_pointer_reloc.
9226 (Scan::global_reloc_may_be_function_pointer): Ditto.
9227 * icf.h (Icf::check_section_for_function_pointers): Change to reject
9228 relocations in ".data.rel.ro._ZTV" section.
9229 * testsuite/icf_safe_so_test.sh: Change to pass i386.
9230 * testsuite/icf_safe_so_test.cc: Ditto.
9231 * testsuite/icf_safe_test.cc: Ditto.
9232 * testsuite/icf_safe_test.sh: Ditto.
9234 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9235 Ian Lance Taylor <iant@google.com>
9237 * target-reloc.h (relocate_section): Check the symbol table index
9238 for -1U before setting the local symbol index.
9239 (scan_relocatable_relocs): If copying the relocation, record that
9240 the local symbol is required.
9241 * object.h (Symbol_value::is_output_symtab_index_set): New
9243 (Symbol_value::may_be_discarded_from_output_symtab): New
9245 (Symbol_value::has_output_symtab_entry): New function.
9246 (Symbol_value::needs_output_symtab_entry): Remove.
9247 (Symbol_value::output_symtab_index): Make sure the symbol index is
9249 (Symbol_value::set_output_symtab_index): Make sure the symbol
9250 index is not set. Make sure the new index is valid.
9251 (Symbol_value::set_must_have_output_symtab_entry): New function.
9252 (Symbol_value::has_output_dynsym_entry): New function.
9253 (Symbol_value::set_output_dynsym_index): Make sure the new index
9255 (Sized_relobj::set_must_have_output_symtab_entry): New function.
9256 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
9257 local symbol if permitted.
9258 (Sized_relobj::do_finalize_local_symbols): Call
9259 is_output_symtab_index_set rather than needs_output_symtab_entry.
9260 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
9261 rather than needs_output_symtab_entry. Call
9262 has_output_dynsym_entry rather than needs_output_dynsym_entry.
9263 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
9264 is_output_symtab_index_set rather than needs_output_symtab_entry.
9265 * testsuite/discard_locals_relocatable_test.c: New file.
9266 * testsuite/discard_locals_test.sh: Test -r.
9267 * testsuite/Makefile.am (check_DATA): Add
9268 discard_locals_relocatable_test1.syms,
9269 discard_local_relocatable_test2.syms.
9270 (MOSTLYCLEANFILES): Likewise. Also add
9271 discard_locals_relocatable_test1.lout and
9272 discard_locals_relocatable_test2.out.
9273 (discard_locals_relocatable_test1.syms): New target.
9274 (discard_locals_relocatable_test.o): New target.
9275 (discard_locals_relocatable_test1.out): New target.
9276 (discard_locals_relocatable_test2.syms): New target.
9277 (discard_locals_relocatable_test2.out): New target.
9278 (various): Add missing ../ld-new dependencies.
9279 * testsuite/Makefile.in: Rebuild.
9281 2010-03-03 Nick Clifton <nickc@redhat.com>
9283 * po/fi.po: New Finnish translation.
9285 2010-03-01 Doug Kwan <dougkwan@google.com>
9287 * layout.cc (Layout::Layout): Force section types of .init_array*,
9288 .preinit_array* and .fini_array* sections.
9289 * output.cc (Output_section::Input_section_sort_entry::has_priority):
9290 Fix check of return value of std::string::find.().
9291 (Output_section::Input_section_sort_compare::operator()): Remove
9292 comment about .init_array.
9293 (Output_section::Input_section_sort_init_fini_compare::operator()):
9295 (Output_section::sort_attached_input_sections): Handle .init_array
9296 and .fini_array specially.
9297 * output.h (Output_section::Inut_section_sort_compare): Update
9299 (Output_section::Input_section_sort_init_fini_compare): New struct.
9301 2010-02-26 Doug Kwan <dougkwan@google.com>
9303 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
9304 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
9305 * testsuite/debug_msg.sh: Avoid matching source line number for
9306 use of global variable undef_int.
9308 2010-02-26 Doug Kwan <dougkwan@google.com>
9310 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
9311 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
9312 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
9313 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
9314 * options.cc (General_options::General_options): Initialize member
9316 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
9317 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
9318 and rm_no_fix_v4bx.stdout
9319 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
9320 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
9321 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
9322 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
9323 and arm_no_fix_v4bx.
9324 * Makefile.in: Regenerate.
9325 * testsuite/arm_fix_v4bx.s: New file.
9326 * testsuite/arm_fix_v4bx.sh: Ditto.
9328 2010-02-24 Doug Kwan <dougkwan@google.com>
9330 * arm.cc (Target_arm::got_section): Make the .got section the first
9331 non RELRO section in the data segment.
9332 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
9333 suffixes of section names.
9335 2010-02-24 Doug Kwan <dougkwan@google.com>
9337 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
9338 flags and attributes merging if an input file is a binary file.
9339 * fileread.cc (Input_file::open): Record format of original file.
9340 * fileread.h (Input_file::Format): New enum type.
9341 (Input_file::Input_file): Initialize data member format_.
9342 (Input_file::format): New method definition.
9343 (Input_file::format_):: New data member.
9345 2010-02-24 Doug Kwan <dougkwan@google.com>
9347 * arm.cc (Arm_output_data_got): New class.
9348 (ARM_TCB_SIZE): New constant
9349 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
9350 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
9351 If user uses a script with a SECTIONS clause, issue only a warning
9352 for a misplaced EXIDX input section. Otherwise, issue an error.
9353 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
9355 (Target_arm::got_mode_index_entry): Handle static linking.
9356 (Target_arm::Scan::local): Ditto.
9357 (Target_arm::Scan::global): Ditto.
9358 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
9359 all incorrectly implemented relocations.
9360 (Target_arm::fix_exidx_coverage): Pass layout to
9361 Arm_output_section::fix_exidx_coverage.
9362 * layout.cc (Layout::section_name_mapping): Remove trailing dots
9363 from ".ARM.exidx." and ".ARM.extab.".
9365 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9367 * arm.cc (Target_arm::do_finalize_sections): Create attribute
9368 section if it does not already exist.
9369 * attributes.cc (Attributes_section_data::Attributes_section_data):
9370 Don't crash if size is zero.
9372 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9373 Ian Lance Taylor <iant@google.com>
9375 * gold.cc (queue_middle_tasks): If no input files were opened,
9377 * workqueue.h (Task_function::Task_function): Assert that there is
9380 2010-02-22 Doug Kwan <dougkwan@google.com>
9382 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
9383 * icf.cc (get_section_contents): Cast snprintf arguments to long long
9384 types to avoid warnings due to different uint64_t implementations
9387 2010-02-21 Doug Kwan <dougkwan@google.com>
9389 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
9390 handling of the maximum backward branch offset.
9391 (Arm_relocate_functions::thumb_branch_common): Ditto.
9392 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
9393 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
9394 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
9395 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
9396 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
9397 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
9398 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
9399 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
9400 thumb_bl_out_of_range thumb_bl_out_of_range.o,
9401 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
9402 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
9403 thumb2_bl_out_of_range.o): New rules.
9404 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
9405 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
9406 thumb2_bl_out_of_range
9407 * testsuite/Makefile.in: Regenerate.
9408 * testsuite/arm_bl_in_range.s: New file.
9409 * testsuite/arm_bl_out_of_range.s: Ditto.
9410 * testsuite/arm_branch_in_range.sh: Ditto.
9411 * testsuite/arm_branch_range.t: Ditto.
9412 * testsuite/thumb2_branch_range.t: Ditto.
9413 * testsuite/thumb_bl_in_range.s: Ditto.
9414 * testsuite/thumb_bl_out_of_range.s: Ditto.
9415 * testsuite/thumb_branch_range.t: Ditto.
9417 2010-02-20 Sriraman Tallam <tmsriram@google.com>
9419 * gc.h (gc_process_relocs): Change vectors to point to the new list.
9420 Add reloc offset information.
9421 * icf.cc (get_section_contents): Change iterators to point to the new
9422 vectors. Add reloc offset information to the contents.
9423 * icf.h (Icf::Sections_reachable_info): New typedef.
9424 (Icf::Sections_reachable_list): New typedef.
9425 (Icf::Offset_info): New typedef.
9426 (Icf::Reloc_info): New struct typedef.
9427 (Icf::Reloc_info_list): New typedef.
9428 (Icf::symbol_reloc_list): Delete method.
9429 (Icf::addend_reloc_list): Delete method.
9430 (Icf::section_reloc_list): Delete method.
9431 (Icf::reloc_info_list): New method.
9432 (Icf::reloc_info_list_): New member.
9434 2010-02-19 Doug Kwan <dougkwan@google.com>
9436 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
9437 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
9438 * arm.cc (Arm_relocation_functions): New forward declaration.
9439 (Target_arm::Target_arm): Initialize new data members
9440 got_mod_index_offset_ and tls_base_symbol_defined_.
9441 (Target_arm::Relocate::relocate_tls): New method.
9442 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
9443 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
9445 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
9446 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
9447 (Target_arm::got_mod_index_offset_,
9448 Target_arm::tls_base_symbol_defined_): New data members.
9449 (Target_arm::Scan::local, Target::Scan::global,
9450 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
9453 2010-02-18 Doug Kwan <dougkwan@google.com>
9455 * arm.cc (Arm_relobj::find_linked_text_section): New method.
9456 (Arm_relobj::make_exidx_input_section): Pass section index of linked
9457 text section as a parameter becuase some broken tools may not set
9458 the link in section header.
9459 (Target_arm::has_got_section): New method.
9460 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
9461 without any mapping symbol as data only. Remove warning.
9462 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
9463 link in its section header, try to discover the link by inspecting the
9464 REL31 relocation at the beginning of the section.
9465 (Target_arm::Scan::check_non_pic): Report name of offending relocation
9467 (Target_arm::Scan::global): Treat any reference to the symbol
9468 _GLOBAL_OFFSET_TABLE_ as a GOT access.
9470 2010-02-12 Sriraman Tallam <tmsriram@google.com>
9472 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
9473 (Scan::global_reloc_may_be_function_pointer): New function.
9474 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9475 (Scan::global_reloc_may_be_function_pointer): New function.
9476 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9477 (Scan::global_reloc_may_be_function_pointer): New function.
9478 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
9479 (Scan::global_reloc_may_be_function_pointer): New function.
9480 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
9481 (Scan::global_reloc_may_be_function_pointer): New function.
9482 (Scan::possible_function_pointer_reloc): New function.
9483 (Target_x86_64::can_check_for_function_pointers): New function.
9484 * gc.h (gc_process_relocs): Scan relocation types to determine if
9485 function pointers were taken for targets that support it.
9486 * icf.cc (Icf::find_identical_sections): Include functions for
9487 folding in safe ICF whose pointer is not taken.
9488 * icf.h (Secn_fptr_taken_set): New typedef.
9489 (fptr_section_id_): New member.
9490 (section_has_function_pointers): New function.
9491 (set_section_has_function_pointers): New function.
9492 (check_section_for_function_pointers): New function.
9493 * options.h: Fix comment for safe ICF option.
9494 * target.h (can_check_for_function_pointers): New function.
9495 * testsuite/Makefile.am: Add icf_safe_so_test test case.
9496 Modify icf_safe_test for X86-64.
9497 * testsuite/Makefile.in: Regenerate.
9498 * testsuite/icf_safe_so_test.cc: New file.
9499 * testsuite/icf_safe_so_test.sh: New file.
9500 * testsuite/icf_safe_test.cc (kept_func_3): New function.
9501 (main): Change to take pointer to function kept_func_3.
9502 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
9503 folding is done correctly for X86-64.
9505 2010-02-12 David S. Miller <davem@davemloft.net>
9507 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
9508 is_symbolless parameter.
9509 (Output_reloc<SHT_REL>::is_symbolless): New.
9510 (Output_reloc<SHT_REL>::is_symbolless_): New.
9511 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
9512 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
9513 (Output_reloc<SHT_RELA>::is_symbolless): New.
9514 (Output_data_reloc::add_global): Handle is_symbolless.
9515 (Output_data_reloc::add_global_relative): Likewise.
9516 (Output_data_reloc::add_local): Likewise.
9517 (Output_data_reloc::add_local_relative): Likewise.
9518 (Output_data_reloc::add_symbolless_global_addend): New.
9519 (Output_data_reloc::add_symbolless_local_addend): New.
9520 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
9522 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
9523 instead of ->is_relative_
9524 (Output_reloc::write): Likewise.
9525 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
9526 (Output_reloc::write_rel): Simplify.
9528 * sparc.cc (Target_sparc::Scan::local): Use
9529 ->add_symbolless_local_addend as needed.
9530 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
9531 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
9532 based upon relocation offset.
9534 2010-02-11 Doug Kwan <dougkwan@google.com>
9536 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
9537 (Target_arm::Scan::global): Ditto. Also remove a comment before the
9538 beginning of function.
9539 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
9540 and MOVT_ABS relocations. Those are non issued in scanning. Fix
9541 parameter is_32bit in calls to should_apply_static_reloc.
9542 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
9543 (check_DATA): Add arm_abs_global.stdout.
9544 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
9545 arm_abs_global.stdout): New rules.
9546 (MOSTLLYCLEANFILES): Add arm_abs_global
9547 * Makefile.in: Regenerate.
9548 * testsuite/arm_abs_global.s: New file.
9549 * testsuite/arm_abs_global.sh: Ditto.
9550 * testsuite/arm_abs_lib.s: Ditto.
9552 2010-02-11 Ian Lance Taylor <iant@google.com>
9554 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
9556 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
9557 Allocate_commons_task first.
9558 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
9559 task, rather than symtab_lock_.
9560 (Gc_process_relocs::~Gc_process_relocs): New function.
9561 (Gc_process_relocs::is_runnable): Check this_blocker_.
9562 (Gc_process_relocs::locks): Use next_blocker_ rather than
9564 (Scan_relocs::~Scan_relocs): New function.
9565 (Scan_relocs::is_runnable): Check this_blocker_ rather than
9567 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
9569 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
9570 fields. Add this_blocker_ and next_blocker_ fields. Adjust
9571 constructor accordingly.
9572 (class Gc_process_relocs): Likewise.
9573 (class Scan_relocs): Likewise.
9574 * common.h (class Allocate_commons_task): Remove symtab_lock_
9575 field, and corresponding constructor parameter.
9576 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
9578 (Allocate_commons_task::locks): Likewise.
9580 2010-02-11 Ian Lance Taylor <iant@google.com>
9582 * gold-threads.h (class Once): Define.
9583 (class Initialize_lock): Rewrite as child of Once.
9584 * gold-threads.cc (class Once_initialize): Define.
9585 (once_pointer_control): New static variable.
9586 (once_pointer, once_arg): New static variables.
9587 (c_run_once): New static function.
9588 (Once::Once, Once::run_once, Once::internal_run): New functions.
9589 (class Initialize_lock_once): Remove.
9590 (initialize_lock_control): Remove.
9591 (initialize_lock_pointer): Remove.
9592 (initialize_lock_once): Remove.
9593 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
9594 (Initialize_lock::initialize): Rewrite.
9595 (Initialize_lock::do_run_once): New function.
9596 * archive.cc (Archive::interpret_header): Only clear name if it is
9598 * fileread.cc: Include "gold-threads.h"
9599 (file_counts_lock): New static variable.
9600 (file_counts_initialize_lock): Likewise.
9601 (File_read::release): Only increment counts when using --stats.
9602 Use a lock around the increment.
9603 * parameters.cc (class Set_parameters_target_once): Define.
9604 (set_parameters_target_once): New static variable.
9605 (Parameters::Parameters): Move here from parameters.h.
9606 (Parameters::set_target): Rewrite.
9607 (Parameters::set_target_once): New function.
9608 (Parameters::clear_target): Move here and rewrite.
9609 * parameters.h (class Parameters): Update declarations. Add
9610 set_parameters_target_once_ field.
9611 (Parameters::Parameters): Move to parameters.cc.
9612 (Parameters::clear_target): Likewise.
9613 * readsyms.cc (Read_symbols::do_group): Create a Start_group
9615 (Start_group::~Start_group): New function.
9616 (Start_group::is_runnable): New function.
9617 (Start_group::locks, Start_group::run): New functions.
9618 (Finish_group::run): Change saw_undefined to size_t.
9619 * readsyms.h (class Start_group): Define.
9620 (class Finish_group): Change saw_undefined_ field to size_t.
9621 (Finish_group::Finish_group): Remove saw_undefined and
9622 this_blocker parameters. Change all callers.
9623 (Finish_group::set_saw_undefined): New function.
9624 (Finish_group::set_blocker): New function.
9625 * symtab.h (class Symbol_table): Change saw_undefined to return
9626 size_t. Change saw_undefined_ field to size_t.
9627 * target-select.cc (Set_target_once::do_run_once): New function.
9628 (Target_selector::Target_selector): Initialize set_target_once_
9629 field. Don't initialize lock_ and initialize_lock_ fields.
9630 (Target_selector::instantiate_target): Rewrite.
9631 (Target_selector::set_target): New function.
9632 * target-select.h (class Set_target_once): Define.
9633 (class Target_selector): Update declarations. Make
9634 Set_target_once a friend. Remove lock_ and initialize_lock_
9635 fields. Add set_target_once_ field.
9637 2010-02-10 Ian Lance Taylor <iant@google.com>
9639 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
9641 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
9642 (queue_middle_tasks): Add all blockers before queueing any tasks.
9643 (queue_final_tasks): Likewise.
9644 * token.h (Task_token::add_blockers): New function.
9645 * object.h (Input_objects::number_of_relobjs): New function.
9647 2010-02-10 Ian Lance Taylor <iant@google.com>
9649 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
9650 shared, not if not position independent.
9651 * x86_64.cc (Relocate::relocate_tls): Likewise.
9652 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
9653 (tls_pie_pic_test): New target.
9654 * testsuite/Makefile.in: Rebuild.
9656 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
9657 (tls_test_main_pie.o, tls_test_pie.o): New targets.
9658 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
9659 * testsuite/Makefile.in: Rebuild.
9661 2010-02-09 David S. Miller <davem@davemloft.net>
9663 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
9664 R_SPARC_RELATIVE using ->add_local_relative().
9665 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
9667 * output.h (Output_data_dynamic::add_section_size): New method
9668 that takes two Output_data objects.
9669 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
9670 entry param. Handle it in initializers.
9671 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
9672 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
9673 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
9675 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
9676 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
9677 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
9678 for dynrel_includes_plt.
9679 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9680 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9681 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
9683 (Target_sparc::do_finalize_sections): Update to pass true for
9684 dynrel_includes_plt.
9685 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
9686 output before .rela.plt
9687 (Target_powerpc::do_finalize_sections): Update to pass true for
9688 dynrel_includes_plt when 32-bit.
9690 2010-02-08 Doug Kwan <dougkwan@google.com>
9692 * arm.cc (Arm_relobj::simple_input_section_output_address): New
9694 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
9695 Arm_relobj::scan_section_for_cortex_a8_stubs,
9696 Arm_relobj::do_relocation_section): Instead of calling
9697 Output_section::output_address, use faster
9698 Arm_relobj::simple_input_section_output_address.
9700 2010-02-08 David S. Miller <davem@davemloft.net>
9702 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
9703 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
9704 relocation helper function.
9706 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
9707 just like R_SPARC_GOT{10,13,22}.
9708 (Target_sparc::Scan::local): Likewise.
9709 (Target_sparc::Relocate:relocate): Likewise.
9711 2010-02-06 Ian Lance Taylor <iant@google.com>
9713 * configure.ac: Rewrite targetobjs duplicate removal code to use
9714 only shell constructs.
9715 * configure: Rebuild.
9717 2010-02-05 Doug Kwan <dougkwan@google.com>
9720 * arm.cc (Arm_relobj::section_is_scannable): New method.
9721 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
9722 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
9724 2010-02-04 Doug Kwan <dougkwan@google.com>
9727 * arm-reloc-property.cc (cstdio): Include.
9728 * configure.ac (targetobjs): Remove duplicates.
9729 * configure: Regenerate.
9730 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
9731 big and little endian version for a given address size.
9733 2010-02-03 Doug Kwan <dougkwan@google.com>
9735 * arm-reloc-property.cc
9736 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9738 * arm-reloc-property.h
9739 (Arm_reloc_property_table::get_implemented_static_reloc_property):
9740 New method definition.
9741 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9743 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
9745 (GOT_PREL): Change implemented to Y.
9746 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
9747 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
9748 (Arm_relocate_functions::movw_abs_nc): Remove method.
9749 (Arm_relocate_functions::movt_abs): Ditto.
9750 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
9751 (Arm_relocate_functions::thm_movt_abs): Ditto.
9752 (Arm_relocate_functions::movw_rel_nc): Ditto.
9753 (Arm_relocate_functions::movw_rel): Ditto.
9754 (Arm_relocate_functions::movt_rel): Ditto.
9755 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
9756 (Arm_relocate_functions:thm_movw_rel): Ditto.
9757 (Arm_relocate_functions:thm_movt_rel): Ditto.
9758 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
9759 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
9760 New method definitions.
9761 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
9762 (Arm_relocation_functions::arm_grp_ldr): Ditto.
9763 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
9764 (Arm_relocation_functions::arm_grp_ldc): Ditto.
9765 (Target_arm::Relocate::relocate): Check for non-static or
9766 unimplemented relocation code and exit early. Change calls to
9767 Target_arm::reloc_uses_thumb_bit and
9768 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
9769 instead. Refactor code to handle similar relocations to increase
9770 code sharing. Remove check for unsupported relocation code in switch
9772 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
9773 relocation property table to find out size. Change error message to
9774 print out the name of a relocation code instead of the numeric value.
9775 (Target_arm::scan_reloc_for_stub): Use relocation property table
9776 instead of calling Target_arm::reloc_uses_thumb_bit().
9778 2010-02-02 Doug Kwan <dougkwan@google.com>
9780 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
9781 types of relaxed input section.
9783 2010-02-02 Doug Kwan <dougkwan@google.com>
9785 * Makefile.am (HFILES): Add arm-reloc-property.h.
9787 (TARGETSOURCES): Add arm-reloc-property.cc
9788 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
9789 (libgold_a_SOURCES): $(DEFFILES)
9790 * Makefile.in: Regenerate.
9791 * arm-reloc-property.cc: New file.
9792 * arm-reloc-property.h: New file.
9793 * arm-reloc.def: New file.
9794 * arm.cc: Update comments.
9795 (arm-reloc-property.h): New included header.
9796 (arm_reloc_property_table): New global variable.
9797 (Target_arm::do_select_as_default_target): New method definition.
9798 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9799 arm-reloc-property to targ_extra_obj.
9800 * parameters.cc (set_parameters_target): Call
9801 Target::select_as_default_target().
9802 * target.h (Target::select_as_default_target): New method definition.
9803 (Target::do_select_as_default_target): Same.
9805 2010-02-01 Doug Kwan <dougkwan@google.com>
9807 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9808 first_output_text_section_.
9809 (Arm_exidx_fixup::first_output_text_section): New method definition.
9810 (Arm_exidx_fixup::first_output_text_section_): New data member.
9811 (Arm_exidx_fixup::process_exidx_section): Record the first text
9812 output section seen.
9813 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9814 and entsize in output section header.
9816 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9818 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9819 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9820 (Arm_relocate_functions::thm_alu11): New Method.
9821 (Arm_relocate_functions::thm_pc8): New Method.
9822 (Arm_relocate_functions::thm_pc12): New Method.
9823 (Target_arm::Scan::local): Handle the relocations.
9824 (Target_arm::Scan::global): Likewise.
9825 (Target_arm::Relocate::relocate): Likewise.
9826 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9828 2010-01-29 Doug Kwan <dougkwan@google.com>
9830 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9831 of relocation types as ld.
9833 2010-01-29 Doug Kwan <dougkwan@google.com>
9835 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9837 (Arm_relocate_functions::thumb_branch_common): Ditto.
9838 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9839 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9840 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9841 Arm_relocate_functions::jump24): Remove.
9842 (Target_arm::Relocate::relocate): Adjust code to call
9843 Arm_relocation_functions::arm_branch_common and
9844 Arm_relocation_functions::thumb_branch_common instead of their removed
9845 wrappers. Merge switch-cases together to reduce source code size.
9847 2010-01-29 Doug Kwan <dougkwan@google.com>
9849 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9850 output_local_symbol_count_needs_update_.
9851 (Arm_relobj::output_local_symbol_count_needs_update,
9852 Arm_relobj::set_output_local_symbol_count_needs_update,
9853 Arm_relobj::update_output_local_symbol_count): New methods.
9854 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9856 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9857 of pointed function as in a R_ARM_PREL31 relocation.
9858 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9859 for output local symbol count updating.
9860 (Target_arm::do_relax): Update output local symbol counts in objects
9862 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9864 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9866 * arm.cc: Added support for the ARM relocations:
9867 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9868 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9869 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9871 (Arm_relocate_functions::movw_rel): New method.
9872 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9873 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9875 (Arm_relocate_functions::thm_movw_rel): New method.
9876 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9878 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9880 (Target_arm::Scan::global): Likewise.
9881 (Target_arm::Relocate::relocate): Likewise.
9882 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9885 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9887 * arm.cc: Added support for ARM group relocations.
9888 (Target_arm::reloc_needs_sym_origin): New method.
9889 (Arm_relocate_functions::calc_grp_kn): New method.
9890 (Arm_relocate_functions::calc_grp_residual): New method.
9891 (Arm_relocate_functions::calc_grp_gn): New method.
9892 (Arm_relocate_functions::arm_grp_alu): New Method.
9893 (Arm_relocate_functions::arm_grp_ldr): New Method.
9894 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9895 (Arm_relocate_functions::arm_grp_ldc): New Method.
9896 (Target_arm::Scan::local): Handle the ARM group relocations.
9897 (Target_arm::Scan::global): Likewise.
9898 (Target_arm::Relocate::relocate): Likewise.
9899 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9902 2010-01-26 Doug Kwan <dougkwan@google.com>
9904 * arm.cc (set): Include.
9905 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9907 (Arm_output_section::Text_section_list): New type.
9908 (Arm_output_section::append_text_sections_to_list): New method.
9909 (Arm_output_section::fix_exidx_coverage): Ditto.
9910 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9911 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9912 Relobj::set_section_offset() instead of
9913 Sized_relobj::invalidate_section_offset().
9914 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9915 parameter for section headers. Ignore relocation sections for
9916 unallocated sections and EXIDX sections.
9917 (Target_arm::fix_exidx_coverage): New method.
9918 (Target_arm::output_section_address_less_than): New type.
9919 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9920 linked text section instead of the EXIDX section.
9921 (Arm_output_section::create_stub_group): Add an assertion to check
9922 that this is not an EXIDX output section.
9923 (Arm_output_section::append_text_sections_to_list): New method.
9924 (Arm_output_section::fix_exidx_coverage): Ditto.
9925 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9926 Arm_relobj::section_needs_reloc_stub_scanning.
9927 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9929 (Target_arm::fix_exidx_coverage): New method.
9930 * object.h (Relobj::set_output_section): New method.
9931 (Sized_relobj::invalidate_section_offset): Remove method.
9932 (Sized_relobj::do_invalidate_section_offset): Remove method.
9933 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9935 2010-01-25 Doug Kwan <dougkwan@google.com>
9937 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9938 Fix warning due to signed and unsigned comparison on a 32-bit host.
9940 2010-01-22 Doug Kwan <dougkwan@google.com>
9942 * arm.cc (Target_arm::do_relax): Record an output section for section
9943 offset adjustment it contains any stub table that has changed.
9944 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9945 offsets in an output section if necessary.
9946 * output.cc (Output_section::Output_section): Initialize
9947 section_offsets_need_adjustments_.
9948 (Output_section::add_input_section_for_script): Renamed to
9949 Output_section::add_simple_input_section.
9950 (Output_section::save_states): Add a comment.
9951 (Output_section::discard_states): New method defintion.
9952 (Output_section::adjust_section_offsets): Same.
9953 * output.h (Output_section::add_input_section_for_script): Renamed to
9954 Output_section::add_simple_input_section.
9955 (Output_section::discard_states): New method declaration.
9956 (Output_section::adjust_section_offsets): Same.
9957 (Output_section::section_offsets_need_adjustment,
9958 Output_section::set_section_offsets_need_adjustment): New method
9960 (Output_section::section_offsets_need_adjustment_): New data member.
9961 * script-sections.cc
9962 (Output_section_element_input::set_section_address): Adjust code for
9963 renaming of Output_section::add_input_section_for_script.
9964 (Orphan_output_section::set_section_address): Same.
9966 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9968 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9969 Fix_v4bx enum values .
9970 * gold/options.h (General_options): New option definitions.
9971 (General_options::fix_v4bx): New method.
9972 (General_options::Fix_v4bx): New enum.
9973 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9974 (General_options::parse_fix_v4bx_interworking): New method.
9976 2010-01-22 Doug Kwan <dougkwan@google.com>
9978 * arm.cc (Arm_exidx_fixup): New class.
9980 2010-01-21 Doug Kwan <dougkwan@google.com>
9982 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9984 (Arm_exidx_section_offset_map): New type.
9986 2010-01-21 Doug Kwan <dougkwan@google.com>
9988 * arm.cc (Arm_exidx_input_section): New class.
9989 (Arm_relobj::exidx_input_section_by_link,
9990 Arm_relobj::exidx_input_section_by_shndx,
9991 Arm_relobj::make_exidx_input_section): New methods.
9992 (read_arm_attributes_section): Remove.
9993 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9994 information about them.
9995 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9998 2010-01-20 Doug Kwan <dougkwan@google.com>
10000 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
10001 Input_section_specifier to Section_id.
10002 (Target_arm::new_arm_input_section: Adjust code for change of key
10004 (Target_arm::find_arm_input_section): Ditto.
10005 * gc.h (object.h): Include for Section_id nand Section_id_hash.
10006 (Section_id): Remove.
10007 (Garbage_collection::Section_id_hash): Remove.
10008 * icf.h (object.h): Include for Section_id nand Section_id_hash.
10009 (Section_id): Remove.
10010 (Icf::Section_id_hash): Remove.
10011 * object.h (Section_id, Const_section_id, Section_id_hash,
10012 Const_section_id_hash): New type definitions.
10013 * output.cc (Output_section::add_relaxed_input_section): Change to
10014 use Const_section_id instead of Input_section_specifier as key type.
10015 (Output_section::add_merge_input_section): Ditto.
10016 (Output_section::build_relaxation_map): Change to use Section_id
10017 instead of Input_section_specifier as key type.
10018 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10020 (Output_section::convert_input_sections_to_relaxed_sections): Change
10021 to use Const_section_id instead of Input_section_specifier as key type.
10022 (Output_section::find_merge_section): Ditto.
10023 (Output_section::find_relaxed_input_section): Ditto.
10024 * output.h (Input_section_specifier): Remove class.
10025 (Output_section::Output_section_data_by_input_section_map): Change
10026 key type to Const_section_id.
10027 (Output_section::Output_relaxed_input_section_by_input_section_map):
10029 (Output_section::Relaxation_map): Change key type to Section_id.
10031 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10033 * gold/arm.cc: Added support for R_ARM_V4BX relocation
10034 (class Arm_v4bx_stub): New class.
10035 (DEF_STUBS): Updated definition to support v4_veneer_bx.
10036 (Stub_factory::make_arm_v4bx_stub): New method.
10037 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
10038 (Stub_table::empty): Handle v4bx stubs.
10039 (Stub_table::add_arm_v4bx_stub): New method.
10040 (Stub_table::find_arm_v4bx_stub): New method.
10041 (Arm_relocate_functions::v4bx): New method.
10042 (Target_arm::fix_v4bx): New method.
10043 (Target_arm::Target_arm): Handle R_ARM_V4BX.
10044 (Stub_table::relocate_stubs): Likewise.
10045 (Stub_table::do_write): Likewise.
10046 (Stub_table::update_data_size_and_addralign): Likewise.
10047 (Stub_table::finalize_stubs): Likewise.
10048 (Target_arm::Scan::local): Likewise.
10049 (Target_arm::Scan::global): Likewise.
10050 (Target_arm::do_finalize_sections): Likewise.
10051 (Target_arm::Relocate::relocate): Likewise.
10052 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10054 (Target_arm::scan_reloc_for_stub): Likewise.
10055 (Target_arm::scan_reloc_section_for_stubs): Likewise.
10057 2010-01-19 Ian Lance Taylor <iant@google.com>
10059 * output.cc (Output_section_headers::do_sized_write): Write large
10060 segment count to sh_info field.
10061 (Output_file_header::do_sized_write): For large segment count,
10062 write PN_XNUM to e_phnum field.
10064 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10066 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
10067 (Arm_relocate_functions::thm_jump8): New function.
10068 (Arm_relocate_functions::thm_jump11): New function.
10069 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
10071 (Target_arm::Scan::global): Likewise.
10072 (Target_arm::Relocate::relocate): Likewise.
10073 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10076 2010-01-14 Doug Kwan <dougkwan@google.com>
10078 * arm.cc (map, utility): Include headers.
10079 (Target_arm::apply_cortex_a8_workaround): New method.
10080 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
10081 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
10082 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
10083 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
10084 the --[no-]fix-cortex-a8 command line options.
10085 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
10086 (Target_arm::relocate_stub): Use addend in instruction template.
10087 * options.h (DEFINE_bool): Set the user-set flag.
10088 (General_options): Add --[no-]-fix-cortex options.
10089 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
10090 : Update fast look-up map after conversion.
10092 2010-01-14 Sriraman Tallam <tmsriram@google.com>
10094 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
10095 in the first pass of do_layout.
10097 2010-01-13 Doug Kwan <dougkwan@google.com>
10099 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
10100 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
10101 apparent compiler problem of not folding static constant integral
10102 data members of elfcpp::Elf_sizes<32>.
10104 2010-01-13 Doug Kwan <dougkwan@google.com>
10106 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
10107 Arm_relobj::section_needs_cortex_a8_stub_scanning,
10108 Arm_relobj::scan_section_for_cortex_a8_erratum,
10109 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
10110 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
10111 sections to scan for relocation stubs into a new method
10112 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
10113 relocation and Cortex-A8 stub scanning.
10114 (Target_arm::do_relax): Force stubs to be after stubbed sections
10115 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
10116 the beginning of a new relaxation pass. Update a comment.
10117 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
10119 2010-01-12 Ian Lance Taylor <iant@google.com>
10121 * target-reloc.h (visibility_error): New inline function.
10122 (relocate_section): Call visibility_error.
10123 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
10124 (MOSTLYCLEANFILES): Likewise.
10125 (protected_4_pic.o, protected_3.err): New targets.
10126 * testsuite/protected_4.cc: New file.
10128 2010-01-12 Doug Kwan <dougkwan@google.com>
10130 * arm.cc (Cortex_a8_reloc): New class.
10131 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
10132 and cortex_a8_relocs_info_.
10133 (Target_arm::fix_cortex_a8): New method definition.
10134 (Target_arm::Cortex_a8_relocs_info): New type.
10135 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
10136 New data member declarations.
10137 (Target_arm::scan_reloc_for_stub): Record information about
10138 relocations for THUMB branches that might be exempted from the
10139 Cortex-A8 workaround.
10140 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
10141 at the beginning of a relaxation pass.
10143 2010-01-12 Doug Kwan <dougkwan@google.com>
10145 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
10146 (Arm_relobj::Mapping_symbol_position,
10147 Arm_reloj::Mapping_symbol_position_less,
10148 Arm_relobj::Mapping_symbols_info): New types.
10149 (Target_arm::is_mapping_symbol_name): New method definition.
10150 (Arm_relobj::do_count_local_symbols): Save information about mapping
10153 2010-01-11 Doug Kwan <dougkwan@google.com>
10155 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
10156 Arm_relocate_functions::thumb32_branch_upper,
10157 Arm_relocate_functions::thumb32_branch_lower,
10158 Arm_relocate_functions::thumb32_cond_branch_offset,
10159 Arm_relocate_functions::thumb32_cond_branch_upper,
10160 Arm_relocate_functions::thumb32_cond_branch_lower,
10161 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
10162 branch offset encoding.
10163 (Arm_relocate_functions::thumb_branch_common): Use new branch
10164 offset encoding methods to avoid code duplication.
10165 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
10166 (Stub_addend_reader::operator()): Use new branch encoding method
10167 to avoid code duplication.
10169 2010-01-11 Doug Kwan <dougkwan@google.com>
10171 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
10172 (Target_arm::do_finalize_sections): Define special EXIDX section
10173 symbols only if referenced.
10174 * gc.h (Garbage_collection::add_reference): New method.
10175 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
10178 2010-01-11 Ian Lance Taylor <iant@google.com>
10180 * script.cc (Version_script_info::build_expression_list_lookup):
10181 Change complaing about duplicate wildcard match from error to
10184 * script.cc (class Lazy_demangler): Recreate--revert part of patch
10186 (Version_script_info::Version_script_info): Initialize globs_,
10187 default_version_, default_is_global_, and exact_. Don't
10188 initialize globals_ or locals_.
10189 (Version_script_info::build_lookup_tables): Build local symbols
10191 (Version_script_info::unquote): New function.
10192 (Version_script_info::add_exact_match): New function.
10193 (Version_script_info::build_expression_list_lookup): Remove lookup
10194 parameter. Add is_global parameter. Change all callers. Handle
10195 wildcard pattern specially. Unquote pattern. Call
10197 (Version_script_info::get_name_to_match): New function.
10198 (Version_script_info::get_symbol_version): New function.
10199 (Version_script_info::get_symbol_version_helper): Remove.
10200 (Version_script_info::check_unmatched_names): Call unquote.
10201 * script.h (class Version_script_info): Change get_symbol_version
10202 to be non-inline and add is_global parameter; change all callers.
10203 Rewrite symbol_is_local. Update declarations. Define struct
10204 Version_tree_match, Exact, Globs. Don't define struct Lookup.
10205 Remove globals_ and locals_ members. Add exact_, globs_,
10206 default_version_, is_global_.
10207 (Version_script_info::Glob): Remove pattern, add expression and
10208 is_global. Update constructor. Change all callers.
10209 * dynobj.cc (Versions::finalize): Mark the version symbol as the
10211 (Versions::symbol_section_contents): If a symbol is undefined, or
10212 defined in a dynamic object, set the version index to
10214 * symtab.cc (Symbol_table::add_from_relobj): Don't call
10216 (Symbol_table::add_from_pluginobj): Likewise.
10217 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
10219 2010-01-11 Doug Kwan <dougkwan@google.com>
10221 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
10222 (incremental_dump_LDADD): Add linking option for libintl.
10223 * Makefile.in: Regenerate.
10225 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
10228 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
10230 * testsuite/Makefile.in: Regenerated.
10232 2010-01-10 Doug Kwan <dougkwan@google.com>
10234 * options.h (DEFINE_var): Use parentheses around argument varname__
10235 in macro body to avoid any unintended subsequent substitutions.
10237 2010-01-10 Ian Lance Taylor <iant@google.com>
10239 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
10240 candidates before doing symbol resolution.
10242 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
10243 ODR candidates if only one is weak.
10245 2010-01-08 Ian Lance Taylor <iant@google.com>
10247 * script.cc (Version_script_info::build_expression_list_lookup):
10248 Don't warn about ambiguous version, just record the ambiguity.
10249 (Version_script_info::get_symbol_version_helper): Give error if
10250 version is ambiguous.
10252 2010-01-08 Doug Kwan <dougkwan@google.com>
10254 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
10255 prev_data_size_ and prev_addralign_. Remove initializer for
10256 deleted data member has_been_changed_.
10257 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
10258 to determine if the table is empty.
10259 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
10261 (Stub_table::add_reloc_stub): Define method in class definition
10262 instead of just declaring it there.
10263 (Stub_table::add_cortex_a8_stub): New method definition.
10264 (Stub_table::update_data_size_and_addralign): Ditto.
10265 (Stub_table::finalize_stubs): Ditto.
10266 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
10267 (Stub_table::do_addralign_): Return address alignment in the
10268 (Stub_table::do_reset_address_and_file_offset): Define method in
10269 class definition instead of declaring it there. Set current data
10270 size to be the data size of the previous pass.
10271 (Stub_table::set_final_data_size): Use current data size as the
10273 (Stub_table::relocate_stub): Change parameter type of stub from
10274 Reloc_stub pointer to Stub pointer.
10275 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
10276 (Stub_table::Cortex_a8_stub_list): New typedef.
10277 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
10278 Stub_table::prev_addralign_): New data member.
10279 (Arm_relobj::Arm_relobj): Initialize data member
10280 section_has_cortex_a8_workaround_.
10281 (Arm_relobj::section_has_cortex_a8_workaround,
10282 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
10284 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
10286 (Target_arm::relocate_stub): Change parameter type of stub from
10287 Reloc_stub pointer to Stub pointer.
10288 (Insn_template::size, Insn_template::alignment): Handle
10289 THUMB16_SPECIAL_TYPE.
10290 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
10291 Stub_table::update_data_size_and_addralign,
10292 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
10294 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
10295 (Stub_table::do_write): Ditto.
10296 (Target_arm::do_relax): Adjust code for changes in Stub_table.
10298 2010-01-08 Ian Lance Taylor <iant@google.com>
10301 * symtab.h (class Symbol): Remove fields is_target_special_ and
10302 has_plt_offset_. Add field is_defined_in_discarded_section_.
10303 (Symbol::is_defined_in_discarded_section): New function.
10304 (Symbol::set_is_defined_in_discarded_section): New function.
10305 (Symbol::has_plt_offset): Rewrite.
10306 (Symbol::set_plt_offset): Verify that new offset is not -1U.
10307 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
10308 Don't initialize is_target_special_ or has_plt_offset_.
10309 Initialize is_defined_in_discarded_section_.
10310 (Symbol_table::add_from_relobj): If appropriate, set
10311 is_defined_in_discarded_section.
10312 * resolve.cc (Symbol::override_base_with_special): Don't test
10313 is_target_special_. Change has_plt_offset_ to has_plt_offset().
10314 * target-reloc.h (relocate_section): Do special handling for
10315 symbols defined in discarded sections for global symbols as well
10318 2010-01-08 Ian Lance Taylor <iant@google.com>
10320 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
10321 the SHT_SYMTAB case.
10323 2010-01-08 Ian Lance Taylor <iant@google.com>
10325 * object.cc (Sized_relobj::do_layout): Don't get confused if
10326 layout_eh_frame returns NULL.
10328 2010-01-08 Ian Lance Taylor <iant@google.com>
10331 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
10332 dynamic symbol table, use the normal symbol table.
10333 (Sized_dynobj::do_read_symbols): Remove assertion about type of
10336 2010-01-08 Ian Lance Taylor <iant@google.com>
10339 * layout.cc (Layout::include_section): Remove .gnu_debuglink
10342 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
10344 * version.cc (print_version): Change to "Copyright 2010".
10346 2010-01-08 Ian Lance Taylor <iant@google.com>
10350 * i386.cc (class Target_i386): Change return type of plt_section
10352 (class Output_data_plt_i386): Add tls_desc_rel_ field.
10353 (Output_data_plt_i386::Output_data_plt_i386): Initialize
10354 tls_desc_rel_ field.
10355 (Output_data_plt_i386::rel_tls_desc): New function.
10356 (Target_i386::rel_tls_desc_section): New function.
10357 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
10358 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
10359 R_386_TLS_DESC reloc in rel_tls_desc_section.
10360 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
10361 Define struct Tlsdesc_info.
10362 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
10363 (Target_x86_64::do_reloc_symbol_index): New function.
10364 (Target_x86_64::add_tlsdesc_info): New function.
10365 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
10366 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
10367 tlsdesc_rel_ field.
10368 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
10370 (Output_data_plt_x86_64::rela_tlsdesc): New function.
10371 (Target_x86_64::rela_tlsdesc_section): New function.
10372 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
10374 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
10375 (Target_x86_64::do_reloc_addend): New function.
10376 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
10377 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
10378 declarations. Define TARGET_CODE. Add arg field to u1_ union.
10379 (Output_reloc::type): New function.
10380 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
10381 (Output_reloc::is_target_specific): New function.
10382 (Output_reloc::target_arg): New function.
10383 (class Output_reloc) [SHT_RELA]: Add four new constructors for
10384 absolute relocs and target specific relocs.
10385 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
10386 add_target_specific.
10387 (class Output_data_reloc) [SHT_RELA]: Likewise.
10388 * output.cc (Output_reloc::Output_reloc): Add four new versions
10389 for absolute relocs and target specific relocs.
10390 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
10391 (Output_reloc::get_symbol_index): Likewise.
10392 (Output_reloc::local_section_offset): Check that local_sym_index_
10393 is not TARGET_CODE or 0.
10394 (Output_reloc::symbol_value): Likewise.
10395 (Output_reloc::write) [SHT_RELA]: Call target for target specific
10397 * target.h (class Target): Add reloc_symbol_index and reloc_addend
10398 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
10400 * layout.cc (add_target_dynamic_tags): Use output section for
10401 DT_PLTRELSZ and DT_JMPREL.
10403 2010-01-07 Ian Lance Taylor <iant@google.com>
10406 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
10408 (class Output_data_reloc_generic): Define.
10409 (class Output_data_reloc_base): Change base class to
10410 Output_data_reloc_generic. Change add() method to call
10411 bump_relative_reloc_count for a relative reloc. Remove
10412 sort_relocs_ field.
10413 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
10415 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
10416 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
10418 * layout.h (class Layout): Update declaration.
10420 2010-01-07 Ian Lance Taylor <iant@google.com>
10422 * output.h (class Output_data): Add const version of
10423 output_section and do_output_section.
10424 (class Output_section_data): Add const version of
10426 (class Output_section): Likewise.
10427 * layout.cc (Layout::add_target_dynamic_tags): New function.
10428 * layout.h (class Layout): Update declarations.
10429 * arm.cc (Target_arm::do_finalize_sections): Use
10430 add_target_dynamic_tags.
10431 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10432 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10433 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10434 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10436 2010-01-07 Ian Lance Taylor <iant@google.com>
10439 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
10442 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10443 Ian Lance Taylor <iant@google.com>
10446 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
10447 Xindex::read_symtab_xindex.
10449 2010-01-07 Doug Kwan <dougkwan@google.com>
10451 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
10452 (Insn_template::thumb16_bcond_insn): New method declaration.
10453 (Insn_template): Fix spelling.
10454 (Stub::thumb16_special): New method declaration.
10455 (Stub::do_write): Define virtual method which was previously pure
10457 (Stub::do_thumb16_special): New method declaration.
10458 (Stub::do_fixed_endian_write): New template member.
10459 (Reloc_stub::do_write): Remove.
10460 (Reloc_stub::do_fixed_endian_write): Remove.
10461 (Cortex_a8_stub): New class definition.
10462 (Stub_factory::make_cortex_a8_stub): New method definition.
10463 (Stub_factory::Stub_factory): Add missing static storage class
10464 qualifier for elf32_arm_stub_a8_veneer_blx.
10466 2010-01-07 Ian Lance Taylor <iant@google.com>
10469 * options.h (class General_options): Add --warn-unresolved-symbols
10470 and --error-unresolved-symbols.
10471 * errors.cc (Errors::undefined_symbol): Implement
10472 --warn-unresolved-symbols.
10474 * options.h (class General_options): Add -z text and -z textoff.
10475 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
10477 2010-01-06 Sriraman Tallam <tmsriram@google.com>
10479 * gc.h (Garbage_collection::Cident_section_map): New typedef.
10480 (Garbage_collection::cident_sections): New function.
10481 (Garbage_collection::add_cident_section): New function.
10482 (Garbage_collection::cident_sections_): New member.
10483 (gc_process_relocs): Add references to sections whose names are C
10485 * gold.h (cident_section_start_prefix): New constant.
10486 (cident_section_stop_prefix): New constant.
10487 (is_cident): New function.
10488 * layout.cc (Layout::define_section_symbols): Replace string constants
10489 with the newly defined constants.
10490 * object.cc (Sized_relobj::do_layout): Track sections whose names are
10492 * testsuite/Makefile.am: Add gc_orphan_section_test.
10493 * testsuite/Makefile.in: Regenerate.
10494 * testsuite/gc_orphan_section_test.cc: New file.
10495 * testsuite/gc_orphan_section_test.sh: New file.
10497 2010-01-06 Ian Lance Taylor <iant@google.com>
10500 * options.h (class General_options): Add --warn-shared-textrel.
10501 * layout.cc (Layout::finish_dynamic_section): Implement
10502 --warn-shared-textrel.
10505 * options.h (class General_options): Add --warn-multiple-gp.
10507 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10509 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
10510 $(THREADSLIB) and $(LIBDL).
10511 * Makefile.in: Rebuild.
10513 2010-01-06 Ian Lance Taylor <iant@google.com>
10516 * options.cc (General_options::parse_section_start): New function.
10517 (General_options::section_start): New function.
10518 (General_options::General_options): Initialize all members.
10519 * options.h: Include <map>
10520 (class General_options): Add --section-start. Add section_starts_
10522 * layout.cc (Layout::attach_allocated_section_to_segment): If
10523 --section-start was used, set the address of the segment. Remove
10524 local sort_sections.
10525 (Layout::relaxation_loop_body): If the address of the load segment
10526 has been set by --section-start, don't use it.
10527 * output.h (Output_segment::update_flags_for_output_section): New
10529 * output.cc (Output_segment::add_output_section): Call
10530 update_flags_for_output_section.
10532 2010-01-05 Ian Lance Taylor <iant@google.com>
10535 * options.h (class General_options): Add --undefined-version.
10536 * script.cc (struct Version_expression): Add was_matched_by_symbol
10538 (Version_script_info::matched_symbol): New function.
10539 (Version_script_info::get_symbol_version_helper): Call
10541 (Version_script_info::check_unmatched_names): New function.
10542 * script.h (class Version_script_info): Update declarations.
10543 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
10545 * options.h (class General_options): Use DEFINE_bool_alias for
10546 allow_multiple_definition.
10547 * resolve.cc (Symbol_table::should_override): Don't test
10548 allow_multiple_definition.
10551 * options.h (class General_options): Add --cref.
10552 * main.cc (main): Print cref table if --cref. Don't close mapfile
10553 until after printing cref table.
10554 * cref.cc: Include "symtab.h".
10555 (class Cref_inputs): Define Cref_table_compare and Cref_table.
10556 (Cref_table_compare::operator()): New function.
10557 (Cref_inputs::gather_cref): New function.
10558 (filecol): New static const.
10559 (Cref_inputs::print_cref): New function.
10560 (Cref::print_cref): New function.
10561 * cref.h: Include <cstdio>.
10562 (class Cref): Update declarations.
10563 * mapfile.h (Mapfile::file): New function.
10564 * object.h (class Object): Define Symbols. Declare virtual
10565 do_get_global_symbols.
10566 (Object::get_global_symbols): New function.
10567 * object.cc (Input_objects::add_object): Pass object to cref_ if
10569 (Input_objects::archive_start): Likewise.
10570 (Input_objects::archive_stop): Likewise.
10571 (Input_objects::print_cref): New function.
10572 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
10573 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
10575 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
10577 * plugin.h (class Sized_pluginobj): Update declarations.
10579 2010-01-05 Ian Lance Taylor <iant@google.com>
10581 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
10582 to is_default_version. Rename insdef to insdefault.
10583 (Symbol_table::add_from_relobj): Rename def to is_default_version
10584 and local to is_forced_local.
10585 (Symbol_table::add_from_pluginobj): Likewise.
10586 (Symbol_table::add_from_dynobj): Likewise.
10587 (Symbol_table::define_special_symbol): Rename insdef to
10590 2010-01-04 Ian Lance Taylor <iant@google.com>
10593 * options.h (class General_options): Add
10594 --allow-multiple-definition and -z muldefs.
10595 * resolve.cc (Symbol_table::should_override): Don't warn about a
10596 multiple symbol definition if --allow-multiple-definition or -z
10600 * options.h (class General_options): Add --add-needed and
10601 --copy-dt-needed-entries. Tweak --as-needed help entry.
10602 * object.cc (Input_objects::check_dynamic_dependencies): Give an
10603 error if --copy-dt-needed-entries aka --add-needed is used and
10604 would cause a change in behaviour.
10607 * options.h (class General_options): Add -G as a short version of
10608 --shared. Add no-op options -assert, -g, and -i.
10610 2010-01-04 Sriraman Tallam <tmsriram@google.com>
10612 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
10613 check for .text or .gnu.linkonce.t sections.
10614 * icf.cc (Icf::find_identical_sections): Ditto.
10615 Change the detection for mangled function name within the section
10617 * icf.h (is_section_foldable_candidate): New function.
10619 2009-12-30 Ian Lance Taylor <iant@google.com>
10622 * options.h (class General_options): Permit two dashes with
10623 --retain-symbols-file.
10625 2009-12-30 Ian Lance Taylor <iant@google.com>
10628 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
10629 don't put the file header and segment headers in the text
10633 * common.cc (Sort_commons::operator()): Stabilize sort when both
10635 (Symbol_table::do_allocate_commons_list): When allocating common
10636 symbols, skip a symbol which is no longer common.
10637 * symtab.h (Symbol::is_common): Test whether the symbol comes from
10638 an object before checking its type.
10639 * testsuite/common_test_2.c: New file.
10640 * testsuite/common_test_3.c: New file.
10641 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
10642 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
10643 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
10644 (common_test_2_pic.o, common_test_2.so): New targets.
10645 (common_test_3_pic.o, common_test_3.so): New targets.
10646 * testsuite/Makefile.in: Rebuild.
10649 * script.cc (read_input_script): If we see a new SECTIONS clause,
10650 and we have added an input section, give an error.
10651 * layout.h (class Layout): Add have_added_input_section function.
10652 Add have_added_input_section_ field.
10653 * layout.cc (Layout::Layout): Initialize
10654 have_added_input_section_.
10655 (Layout::layout): Set have_added_input_section_.
10656 (Layout::layout_eh_frame): Likewise.
10658 2009-12-30 Ian Lance Taylor <iant@google.com>
10661 * options.h (class General_options): Add --sort-common option.
10662 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
10663 * common.cc (Sort_common): Add sort_order parameter to
10664 constructor. Add sort_order_ field.
10665 (Sort_commons::operator): Check sort_order_.
10666 (Symbol_table::allocate_commons): Determine the sort order.
10667 (Symbol_table::do_allocate_commons): Add sort_order parameter.
10668 Change all callers.
10669 (Symbol_table::do_allocate_commons_list): Likewise.
10671 2009-12-30 Ian Lance Taylor <iant@google.com>
10674 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
10675 symbols from this object, don't change the visibility of an
10677 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
10679 2009-12-30 Ian Lance Taylor <iant@google.com>
10682 * script.h (class Version_script_info): Define Language enum.
10683 Update declarations. Define Glob, Exact, and Lookup types. Add
10684 new fields globals_, locals_, and is_finalized_.
10685 * script.cc: Various formatting fixes.
10686 (class Parser_closure): Change language_stack_ from a vector of
10687 std::string to one of Version_script_info::Language. Adjust all
10689 (class Lazy_demangler): Remove.
10690 (struct Version_expression): Change language from std::string to
10691 Version_script_info::Language.
10692 (Version_script_info::Version_script_info): New function.
10693 (Version_script_info::~Version_script_info): Don't call clear.
10694 (Version_script_info::finalize): New function.
10695 (Version_script_info::build_lookup_tables): New function.
10696 (Version_script_info::build_expression_list_lookup): New
10698 (Version_script_info::get_symbol_version_helper): Rewrite to use
10700 (Version_script_info::print_expression_list): Adjust to use
10701 Version_script_info::Language.
10702 (script_push_lex_into_version_mode): Check that the version script
10703 has not been finalized.
10704 (version_script_push_lang): Change language string to
10705 Version_script_info::Language.
10706 * options.cc (Command_line::version_script): New function.
10707 * options.h (class General_options): Add finalize_dynamic_list
10708 function. Change version_script from declaration to definition.
10709 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
10710 * testsuite/version_script.map: Remove duplicate def of foo.
10711 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
10712 version_script.map.
10713 * testsuite/Makefile.in: Rebuild.
10715 2009-12-30 Ian Lance Taylor <iant@google.com>
10718 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
10719 if the input symbol index is 0, make the output symbol index 0.
10721 2009-12-30 Ian Lance Taylor <iant@google.com>
10724 * options.h (class General_options): Add -x/--discard-all.
10725 * object.cc (Sized_relobj::do_count_local_symbols): Handle
10726 --discard-all. If the local symbol needs a dynamic entry, check
10727 that before handling --discard-locals.
10729 2009-12-30 Ian Lance Taylor <iant@google.com>
10732 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
10734 (Output_segment::add_output_section): Don't change the flags if
10735 the type is PT_TLS.
10738 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
10739 GNU hash table if they need a dynamic value. Otherwise, don't add
10740 them if they are defined in a dynamic object or are forced local.
10742 2009-12-29 Ian Lance Taylor <iant@google.com>
10745 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
10746 .gnu.hash table for a 32-bit target.
10749 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
10750 regular and a dynamic object only needs a dynamic symbol table
10751 entry if it is externally visible.
10754 * i386.cc (class Target_i386): Initialize global_offset_table_ in
10755 constructor. Add global_offset_table_ field.
10756 (Target_i386::got_section): Set global_offset_table_.
10757 (Target_i386::do_finalize_sections): Set global_offset_table_
10759 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10760 in constructor. Add global_offset_table_ field.
10761 (Target_x86_64::got_section): Set global_offset_table_.
10762 (Target_x86_64::do_finalize_sections): Set global_offset_table_
10765 * layout.cc (Layout::Layout): Initialize increase_relro_.
10766 (Layout::get_output_section): Add is_relro, is_last_relro, and
10767 is_first_non_relro parameters. Change all callers.
10768 (Layout::choose_output_section): Likewise.
10769 (Layout::add_output_section_data): Likewise.
10770 (Layout::make_output_section): Likewise.
10771 (Layout::set_segment_offsets): Clear increase_relro when using a
10773 * layout.h (class Layout): Add increase_relro method. Add
10774 increase_relro_ field. Update declarations.
10775 * output.cc (Output_section::Output_section): Initialize
10776 is_last_relro_ and is_first_non_relro_.
10777 (Output_segment::add_output_section): Group relro sections is
10778 do_sort is true. Handle is_last_relro and is_first_non_relro.
10779 (Output_segment::maximum_alignment): Remove relro handling.
10780 (Output_segment::set_section_addresses): Add increase_relro
10781 parameter. Change all callers. Add initial alignment to align
10782 relro sections on separate page. Remove old relro handling.
10783 (Output_segment::set_section_list_addresses): Remove in_relro
10784 parameter. Change all callers.
10785 (Output_segment::set_offset): Add increase parameter. Change all
10786 callers. Remove old relro handling.
10787 * output.h (class Output_section): Add new methods: is_last_relro,
10788 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10789 Add is_last_relro_ and is_first_non_relro_ fields.
10790 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10791 Create separate .got.plt section. Call increase_relro.
10792 * x86_64.cc (Target_x86_64::got_section): Likewise.
10793 * testsuite/relro_script_test.t: Add .got.plt.
10796 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10797 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10798 (Layout::finalize): Call set_dynamic_symbol_size.
10799 (Layout::set_dynamic_symbol_size): New function.
10800 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10801 set_dynamic_symbol_size.
10804 * output.h (class Output_section): Add is_entsize_zero_ field.
10805 * output.cc (Output_section::Output_section): Initialize
10807 (Output_section::set_entsize): If two different entsizes are
10808 requested, force it to zero.
10809 (Output_section::add_input_section): Set flags for .debug_str
10810 before updating section flags. Set entsize.
10811 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10812 and SHF_STRING if all input sections have those flags.
10814 2009-12-29 Rafael Espindola <espindola@google.com>
10816 * main.cc (main): Fix the sys time reporting.
10817 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10820 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10822 * options.cc (General_options::parse_version): Allow -v to exit
10823 without an error if there is nothing to link.
10825 2009-12-29 Ian Lance Taylor <iant@google.com>
10827 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10828 using a version of gcc before 4.1.
10829 * configure: Rebuild.
10831 2009-12-28 Chris Demetriou <cgd@google.com>
10833 * attributes.cc (Output_attributes_section_data::do_write): Use
10834 std::vector::front rather than std::vector::data.
10836 2009-12-28 Ian Lance Taylor <iant@google.com>
10838 * symtab.h (class Symbol_table): Add enum Defined.
10839 * resolve.cc (Symbol_table::should_override): Add defined
10840 parameter. Change all callers. Test whether object is NULL
10841 before calling a method on it.
10842 (Symbol_table::report_resolve_problem): Add defined parameter.
10843 Change all callers.
10844 (Symbol_table::should_override_with_special): Likewise.
10845 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10846 parameter. Change all callers.
10847 (Symbol_table::do_define_in_output_data): Likewise.
10848 (Symbol_table::define_in_output_segment): Likewise.
10849 (Symbol_table::do_define_in_output_segment): Likewise.
10850 (Symbol_table::define_as_constant): Likewise.
10851 (Symbol_table::do_define_as_constant): Likewise.
10852 * script.h (class Symbol_assignment): Add is_defsym parameter to
10853 constructor; change all callers.
10854 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10855 parameter. Change all callers. Add is_defsym_ field.
10856 (class Parser_closure): Add parsing_defsym parameter to
10857 constructor; change all callers. Add parsing_defsym accessor
10858 function. Add parsing_defsym_ field.
10860 2009-12-28 Ian Lance Taylor <iant@google.com>
10862 * gold.cc (queue_middle_tasks): Fix formatting.
10863 * object.cc (Relobj::is_section_name_included): Likewise.
10865 2009-12-23 Ian Lance Taylor <iant@google.com>
10867 * i386.cc (Target_i386::do_calls_non_split): Recognize
10868 -fsplit-stack prologue for a function with a static chain.
10869 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10870 -fsplit-stack prologue when using %r11.
10872 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10874 * options.cc (General_options::parse_version): Make -v continue and do
10875 the link like GNU ld does.
10877 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10879 * Makefile.am (CCFILES): Add timer.cc.
10880 (HFILES): Add timer.h.
10881 * configure.ac: Check for sysconf and times.
10882 * main.cc: include timer.h.
10883 (main): Use Timer instead of get_run_time.
10886 * workqueue.cc: include timer.h.
10887 (Workqueue::find_and_run_task):
10888 Report user, sys and wall time.
10889 * Makefile.in: Regenerate.
10890 * config.in: Regenerate.
10891 * configure: Regenerate.
10893 2009-12-16 Doug Kwan <dougkwan@google.com>
10895 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10897 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10898 relaxed input sections.
10899 * output.cc (Output_section::find_relaxed_input_section): Change
10900 return type to Output_relaxed_input_section pointer. Adjust code
10901 for new type of relaxed_input_section_map_.
10902 * output.h (Output_section::find_relaxed_input_section): Change
10903 return type to Output_relaxed_input_section pointer.
10904 (Output_section::Output_relaxed_input_section_by_input_section_map):
10906 (Output_section::relaxed_input_section_map_): Change type to
10907 Output_section::Output_relaxed_input_section_by_input_section_map.
10908 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10911 2009-12-15 Ian Lance Taylor <iant@google.com>
10913 * layout.cc (Layout::create_shstrtab): Only write out after input
10914 sections if we are compressing debug sections.
10916 2009-12-15 Ian Lance Taylor <iant@google.com>
10918 * archive.cc (Archive::add_symbols): Only look up a symbol without
10919 a version if there is, in fact, a version.
10921 2009-12-14 Ian Lance Taylor <iant@google.com>
10923 Revert -Wshadow changes, all changes from:
10924 2009-12-11 Doug Kwan <dougkwan@google.com>
10925 2009-12-11 Nick Clifton <nickc@redhat.com>
10926 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10928 2009-12-11 Doug Kwan <dougkwan@google.com>
10930 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10932 * attributes.cc (Object_attribute::size): Ditto.
10933 (Attributes_section_data::size): Ditto.
10934 (Attributes_section_data::Attributes_section_data): Ditto.
10935 (Output_attributes_section_data::do_write): Ditto.
10936 * attributes.h (Object_attribute::set_type): Ditto.
10937 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10939 2009-12-11 Nick Clifton <nickc@redhat.com>
10941 * archive.cc: Fix shadowed variable warnings.
10942 * arm.cc: Likewise.
10943 * compressed_output.cc: Likewise.
10944 * compressed_output.h: Likewise.
10945 * configure: Likewise.
10946 * dwarf_reader.cc: Likewise.
10947 * dynobj.cc: Likewise.
10948 * dynobj.h: Likewise.
10949 * ehframe.cc: Likewise.
10950 * ehframe.h: Likewise.
10951 * errors.cc: Likewise.
10952 * expression.cc: Likewise.
10953 * fileread.cc: Likewise.
10954 * fileread.h: Likewise.
10955 * freebsd.h: Likewise.
10956 * i386.cc: Likewise.
10957 * icf.cc: Likewise.
10958 * incremental.h: Likewise.
10959 * layout.cc: Likewise.
10960 * layout.h: Likewise.
10961 * mapfile.cc: Likewise.
10962 * merge.cc: Likewise.
10963 * merge.h: Likewise.
10964 * object.cc: Likewise.
10965 * object.h: Likewise.
10966 * options.h: Likewise.
10967 * output.cc: Likewise.
10968 * output.h: Likewise.
10969 * parameters.cc: Likewise.
10970 * plugin.cc: Likewise.
10971 * powerpc.cc: Likewise.
10972 * reduced_debug_output.cc: Likewise.
10973 * reduced_debug_output.h: Likewise.
10974 * reloc.cc: Likewise.
10975 * reloc.h: Likewise.
10976 * resolve.cc: Likewise.
10977 * script-sections.cc: Likewise.
10978 * script.cc: Likewise.
10979 * script.h: Likewise.
10980 * sparc.cc: Likewise.
10981 * symtab.cc: Likewise.
10982 * symtab.h: Likewise.
10983 * target-select.cc: Likewise.
10984 * target-select.h: Likewise.
10985 * token.h: Likewise.
10986 * workqueue.cc: Likewise.
10987 * workqueue.h: Likewise.
10988 * x86_64.cc: Likewise.
10990 2009-12-10 Doug Kwan <dougkwan@google.com>
10992 * arm.cc (attributes.h): New include.
10993 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10994 (Arm_relobj::~Arm_relobj): Delete object pointed by
10995 attributes_section_data_.
10996 (Arm_relobj::attributes_section_data): New method definition.
10997 (Arm_relobj::attributes_section_data_): New data member declaration.
10998 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10999 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
11000 attributes_section_data_.
11001 (Arm_dynobj::attributes_section_data): New method definition.
11002 (Arm_dynobj::attributes_section_data_): New data member declaration.
11003 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
11004 initialization value of may_use_blx_ to false.
11005 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
11006 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
11007 object attributes to compute results instead of hard-coding.
11008 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
11009 Target_arm::get_secondary_compatible_arch,
11010 Target_arm::set_secondary_compatible_arch
11011 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
11012 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
11013 New method declarations.
11014 (Target_arm::get_aeabi_object_attribute): New method definition.
11015 (Target_arm::attributes_section_data_): New data member declaration.
11016 (read_arm_attributes_section): New template definition.
11017 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
11018 (Arm_dynobj::do_read_symbols): Ditto.
11019 (Target_arm::do_finalize_sections): Merge attributes sections from
11020 input. Check for BLX use after attributes section merging.
11021 Fix __exidx_start and __exidx_end visibility. Create an
11022 .ARM.attributes section if necessary.
11023 (Target_arm::get_secondary_compatible_arch,
11024 Target_arm::set_secondary_compatible_arch,
11025 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
11026 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
11027 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
11028 New method definitions.
11030 2009-12-09 Ian Lance Taylor <iant@google.com>
11032 * plugin.cc (Plugin::load): Don't cast from void* to a function
11035 2009-12-09 Ian Lance Taylor <iant@google.com>
11037 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
11038 information fields.
11040 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
11042 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
11043 Replace two_file_shared_1.so with two_file_shared_2.so.
11044 * testsuite/Makefile.in: Regenerated.
11046 2009-12-08 Doug Kwan <dougkwan@google.com>
11048 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
11049 (HFILES): Add attributes.h and int_encoding.h.
11050 * Makefile.in: Regenerate.
11051 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
11052 function definitions to int_encoding.cc
11053 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
11054 prototypes to int_encoding.h
11055 * reduced_debug_output.cc (int_encoding.h): New include.
11056 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
11057 function definitions to int_encoding.cc
11058 (insert_into_vector, read_from_pointer): Move template definitions to
11060 * attributes.cc: New file.
11061 * attributes.h: New file.
11062 * int_encoding.cc: New file.
11063 * int_encoding.h: New file.
11065 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
11068 * incremental-dump.cc (dump_incremental_inputs): New.
11069 (main): Use dump_incremental_inputs.
11071 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
11074 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
11075 checking elfcpp::STT_FUNC.
11076 (Target_i386::Relocate::relocate): Likewise.
11077 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
11079 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
11080 symbols from shared libraries into normal FUNC symbols.
11082 * symtab.h (Symbol): Add is_func and use it.
11084 2009-12-05 Doug Kwan <dougkwan@google.com>
11086 * arm.cc (Target_arm::arm_info): Initialize new fields
11087 attributes_section and attributes_vendor.
11088 * i386.cc (Target_i386::i386_info): Same.
11089 * object.cc (Sized_relobj::do_layout): Skip attribute section.
11090 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
11091 fields attributes_section and attributes_vendor.
11092 * sparc.cc (Target_sparc::sparc_info): Same.
11093 * target.h (Target::attributes_section, Target::attributes_vendor,
11094 Target::is_attributes_section, Target::attribute_arg_type,
11095 Target::attributes_order): New method definitions.
11096 (Target::Target_info::attributes_section,
11097 Target::Target_info::attributes_vendor): New fields.
11098 (Target::do_attribute_arg_type, Target::do_attributes_order): New
11099 virtual method definitions.
11100 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
11101 attributes_section and attributes_vendor.
11102 * testsuite/testfile.cc (Target_test::test_target_info): Same.
11104 2009-12-05 Doug Kwan <dougkwan@google.com>
11106 * arm.cc: Update comments about interworking and stub generation.
11107 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
11108 considered as non-PIC.
11109 (Arm_relocate_functions::base_abs): Fix formatting.
11110 (Arm_relocate_functions::got_prel): Fix comment. Change interface
11111 of function to use GOT entry address instead of offset.
11112 (Target_arm::Scan::global): Issue an error if a symbol would need a
11113 PLT does not get one because it is untyped. Remove code to create
11114 dynamic symbols for relative branches.
11115 (Target_arm::Relocate::relocate: Use 0 instead of false since function
11116 takes unsigned integer instead of boolean.
11118 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
11120 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
11121 (two_file_test_LDADD): Likewise.
11122 (common_test_1_LDADD): Likewise.
11123 (exception_test_LDADD) Likewise.
11124 (weak_test_LDADD): Likewise.
11125 (many_sections_test_LDADD): Likewise.
11126 (initpri1_LDADD): Likewise.
11127 (script_test_1_LDADD): Likewise.
11128 (script_test_2_LDADD): Likewise.
11129 (justsyms_LDADD): Likewise.
11130 (binary_test_LDADD): Likewise.
11131 (large_LDADD): Likewise.
11132 * testsuite/Makefile.in: Regenerated.
11134 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
11136 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
11137 (Symbol_table::override_with_special): Likewise.
11138 (Symbol_table::add_from_object): Likewise.
11140 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
11142 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
11143 Don't set the data_offset twice.
11145 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
11147 * testsuite/Makefile.in: Regenerate.
11149 2009-12-03 Doug Kwan <dougkwan@google.com>
11151 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
11152 (Target_arm::do_finalize_sections): Add parameter for symbol table
11153 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
11154 * i386.cc (Target_i386::do_finalize_sections): Add an additional
11155 parameter for symbol table pointer.
11156 * layout.cc (Layout::finalize): Call Target::finalize_sections with
11157 an additional parameter for a pointer to symbol table.
11158 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
11159 parameter for a symbol table pointer.
11160 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
11161 * target.h (Target::finalize_sections, Target::do_finalize_sections):
11163 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
11164 parameter for a symbol table pointer.
11166 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
11168 * incremental.cc (Incremental_inputs_header)
11169 (Incremental_inputs_header_write, Incremental_inputs_entry)
11170 (Incremental_inputs_entry_write): Move ...
11171 * incremental.h (Incremental_inputs_header)
11172 (Incremental_inputs_header_write, Incremental_inputs_entry)
11173 (Incremental_inputs_entry_write): here.
11175 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11177 * incremental.cc (make_sized_incremental_binary): Set the target.
11178 Error if it is incompatible.
11179 * output.h (Output_file): Add filename method.
11181 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11183 * incremental.cc (Incremental_inputs_entry): Remove unused argument
11184 from the get_* methods.
11186 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11188 * incremental-dump.cc (main): Check that the offeset of a script is 0.
11189 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
11190 Write 0 for the data_offset of scripts.
11192 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11194 * testsuite/Makefile.am: Add the incremental_test.sh test.
11195 * testsuite/incremental_test.sh: New.
11196 * testsuite/incremental_test_1.c: New.
11197 * testsuite/incremental_test_2.c: New.
11199 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
11201 * incremental-dump.cc (main): Fix typos.
11203 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
11206 * incremental-dump.cc (main): Use llu to print 64 bit values.
11208 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
11209 H.J. Lu <hongjiu.lu@intel.com>
11211 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
11213 (incremental_dump_LDADD): Likewise.
11214 * Makefile.in: Regenerated.
11216 2009-11-25 Doug Kwan <dougkwan@google.com>
11220 2009-11-25 Doug Kwan <dougkwan@google.com>
11222 * arm.cc (Target_arm::Target_arm): Move method definition
11223 outside of class definition. Add code to handle
11224 --target1-rel, --target1-abs and --target2= options.
11225 (Target_arm::get_reloc_reloc_type): Change method to be
11226 non-static and const.
11227 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
11228 New data member declaration.
11229 (Target_arm::Scan::local, Target_arm::Scan::global,
11230 Target_arm::Relocate::relocate,
11231 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11232 Adjust call to Target_arm::get_real_reloc_type.
11233 (Target_arm::get_real_reloc_type): Use command line options
11234 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11235 * options.h (--target1-rel, --target1-abs, --target2): New
11238 2009-11-25 Doug Kwan <dougkwan@google.com>
11240 * arm.cc (Target_arm::Target_arm): Move method definition outside of
11241 class definition. Add code to handle --target1-rel, --target1-abs
11242 and --target2= options.
11243 (Target_arm::get_reloc_reloc_type): Change method to be non-static
11245 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
11246 member declaration.
11247 (Target_arm::Scan::local, Target_arm::Scan::global,
11248 Target_arm::Relocate::relocate,
11249 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
11250 call to Target_arm::get_real_reloc_type.
11251 (Target_arm::get_real_reloc_type): Use command line options to
11252 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11253 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
11256 2009-11-25 Doug Kwan <dougkwan@google.com>
11258 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
11259 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
11260 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
11262 (Arm_relocate_functions::thm_call): Replace body with a call to
11263 Arm_relocate_functions::thumb_branch_common.
11264 (Arm_relocate_functions::thm_jump24,
11265 Arm_relocate_functions::thm_xpc22): New method definitions.
11266 (Arm_relocate_functions::thumb_branch_common): New method definition.
11267 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
11269 (Target_arm::Relocate::relocate): Adjust call to thm_call.
11270 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
11272 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11274 * Makefile.am: Build incremental-dump
11275 * Makefile.in: Regenerate.
11276 * incremental-dump.cc: New.
11277 * incremental.cc (Incremental_inputs_header_data,
11278 Incremental_inputs_entry_data): Move to incremental.h
11279 * incremental.h: (Incremental_inputs_header_data,
11280 Incremental_inputs_entry_data): Move from incremental.cc
11282 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11284 * incremental.cc (Incremental_inputs_header,
11285 Incremental_inputs_header_write, Incremental_inputs_entry,
11286 Incremental_inputs_entry_write): Add a typedef with the data type.
11288 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11290 * incremental.cc (Incremental_inputs_header,
11291 Incremental_inputs_header_write, Incremental_inputs_entry,
11292 Incremental_inputs_entry_write): Update comment about which
11293 type has the filed descriptions.
11295 2009-11-15 Doug Kwan <dougkwan@google.com>
11297 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
11298 (Arm_relocate_functions::arm_branch_common): Change method defintion
11299 in class definition to a method declaration and update list of formal
11301 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
11302 Arm_relocation_functions::jump24): Adjust call to
11303 Arm_relocate_functions::arm_branch_common. Update list of formal
11305 (Arm_relocate_functions::xpc25): New method definition.
11306 (Arm_relocate_functions::arm_branch_common): Move method defintion
11307 out from class definition. Use stubs for mode-switching and extending
11309 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
11310 specially. Change code to enable use of stubs in ARM branches.
11312 2009-11-10 Doug Kwan <dougkwan@google.com>
11314 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
11315 in method declaration.
11316 (Target_arm::relocate_stub): New method declaration.
11317 (Target_arm::default_target): Change to return a pointer instead of
11319 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
11320 Target_arm::default_target.
11321 (Arm_Relobj::do_relocate_sections): Remove options paramater in
11323 (Target_arm::relocate_section): Adjust view.
11324 (Target_arm::relocate_stub): New method definition.
11326 2009-11-10 Doug Kwan <dougkwan@google.com>
11328 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
11330 * incremental.cc (open_incremental_binary): Initialized local
11331 variables to avoid warnings.
11332 * object.cc (make_elf_object): Ditto.
11333 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
11336 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
11339 * testsuite/plugin_test.c: Include "config.h".
11341 2009-11-09 Doug Kwan <dougkwan@google.com>
11343 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
11344 (arm_symbol_value): Remove.
11345 (Arm_relocate_functions::arm_branch_common,
11346 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
11347 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
11348 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
11349 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
11350 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
11351 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
11352 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
11353 Arm_relocate_functions::thm_mobw_abs_nc,
11354 Arm_relocate_functions::thm_mov_abs,
11355 Arm_relocate_functions::movw_prel_nc,
11356 Arm_relocate_functions::thm_movt_abs,
11357 Arm_relocate_functions::movt_prel,
11358 Arm_relocate_functions::thm_movw_prel_nc,
11359 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
11360 (Target_arm::Relocate::relocate): Only decompose address into two
11361 parts if relocation type uses the thumb-bit and pass the actual
11362 bit instead of a flag indicating that the thumb-bit is used. Adjust
11363 calls to methods in Arm_relocate_functions for this change.
11365 2009-11-08 Ian Lance Taylor <iant@google.com>
11368 * reloc.cc: Instantiate
11369 Sized_relobj::initialize_input_to_output_maps and
11370 Sized_relobj:free_input_to_output_maps.
11372 2009-11-06 Ian Lance Taylor <iant@google.com>
11375 * defstd.cc (in_segment): Set only_if_ref true for "end".
11377 2009-11-06 Doug Kwan <dougkwan@google.com>
11379 * arm.cc (class Reloc_stub): Correct a comment.
11380 (Target_arm::Target_arm): Initialize arm_input_section_map_.
11381 (Target_arm::scan_section_for_stubs): New method declaration.
11382 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
11383 Change methods from private to protected.
11384 (Target_arm::do_may_relax): New method definition.
11385 (Target_arm::do_relax, Target_arm::group_sections,
11386 Target_arm::scan_reloc_for_stub,
11387 Target_arm::scan_reloc_section_for_stubs): New method declarations.
11388 (Target_arm::arm_input_section_map_): New data member declaration.
11389 (Target_arm::scan_reloc_for_stub,
11390 Target_arm::scan_reloc_section_for_stubs,
11391 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
11392 Target_arm::do_relax): New method definitions.
11394 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
11396 * configure.ac: Check for (struct stat)::st_mtim
11397 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
11398 * config.in: Regenerate.
11399 * configure: Regenerate.
11401 2009-11-05 Ian Lance Taylor <iant@google.com>
11404 * output.cc (Output_segment::add_output_section): Add missing
11407 2009-11-04 Ian Lance Taylor <iant@google.com>
11410 * object.h (class Object): Add is_needed and set_is_needed
11411 methods. Add is_needed_ field. Make bool fields into bitfields.
11412 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
11413 defined in a dynamic object and referenced by a regular object,
11414 set is_needed for the dynamic object.
11415 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
11416 if the file is marked with as_needed and it is not needed.
11418 2009-11-04 Ian Lance Taylor <iant@google.com>
11421 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
11422 tags if data is discarded by linker script.
11423 * i386.cc (Target_i386::do_finalize_sections): Likewise.
11424 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
11425 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
11426 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
11428 2009-11-04 Ian Lance Taylor <iant@google.com>
11430 * layout.cc (Layout::get_output_section): Add is_interp and
11431 is_dynamic_linker_section parameters. Change all callers.
11432 (Layout::choose_output_section): Likewise.
11433 (Layout::make_output_section): Likewise.
11434 (Layout::add_output_section_data): Add is_dynamic_linker_section
11435 parameter. Change all callers.
11436 * layout.h (class Layout): Update declarations.
11437 * output.h (class Output_section): Add is_interp, set_is_interp,
11438 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
11439 Add is_interp_, is_dynamic_linker_section_ fields. Change
11440 generate_code_fills_at_write_ to a bitfield.
11441 * output.cc (Output_section::Output_sections): Initialize new
11443 (Output_segment::add_output_section): Add do_sort parameter.
11444 Change all callers.
11446 2009-11-03 Ian Lance Taylor <iant@google.com>
11449 * options.h (class General_options): Add --warn-common.
11450 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
11451 merging two common symbols.
11452 (Symbol_table::should_override): Handle --warn-common when merging
11453 a common symbol with a defined symbol. Use report_resolve_problem
11454 for multiple definitions.
11455 (Symbol_table::report_resolve_problem): New function.
11456 * symtab.h (class Symbol_table): Declare report_resolve_problem.
11458 2009-11-03 Doug Kwan <dougkwan@google.com>
11460 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
11462 (Target_arm::stub_factory): New method definition.
11463 (Target_arm::new_arm_input_section,
11464 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
11465 Target_arm::reloc_uses_thumb_bit): New method declarations.
11466 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
11467 New type definitions.
11468 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
11469 member declarations.
11470 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
11471 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
11472 New method definitions.
11474 2009-11-03 Ian Lance Taylor <iant@google.com>
11476 * options.h (class General_options): Add --warn_constructors.
11478 2009-11-03 Ian Lance Taylor <iant@google.com>
11481 * defstd.cc (in_section): Add entries for __rel_iplt_start,
11482 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
11484 2009-11-03 Ian Lance Taylor <iant@google.com>
11487 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
11488 --msgid-bugs-address.
11489 (install-pdf): New target.
11490 (install-data_yes): Look up one directory to find mkinstalldirs.
11492 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
11494 * po/Make-in (.po.gmo): Don't generate .gmo files in source
11497 2009-10-30 Doug Kwan <dougkwan@google.com>
11499 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
11501 2009-10-30 Doug Kwan <dougkwan@google.com>
11503 * arm.cc (Stub_addend_reader): New struct template definition
11504 and partial specializations.
11505 (Stub_addend_reader::operator()): New method definition for a
11506 partially specialized template.
11508 2009-10-30 Doug Kwan <dougkwan@google.com>
11510 * arm.cc (Arm_relobj::processor_specific_flags): New method
11512 (Arm_relobj::do_read_symbols): New method declaration.
11513 (Arm_relobj::processor_specific_flags_): New data member declaration.
11514 (Arm_dynobj): New class definition.
11515 (Target_arm::do_finalize_sections): Add input_objects parameter.
11516 (Target_arm::do_adjust_elf_header): New method declaration.
11517 (Target_arm::are_eabi_versions_compatible,
11518 (Target_arm::merge_processor_specific_flags): New method declaration.
11519 (Target_arm::do_make_elf_object): New overloaded method definitions
11521 (Arm_relobj::do_read_symbols): New method definition.
11522 (Arm_dynobj::do_read_symbols): Ditto.
11523 (Target_arm::do_finalize_sections): Add input_objects parameters.
11524 Merge processor-specific flags from all input objects.
11525 (Target_arm::are_eabi_versions_compatible,
11526 Target_arm::merge_processor_specific_flags,
11527 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
11528 New method definitions.
11529 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
11530 Input_objects pointer type parameter.
11531 * layout.cc (Layout::finalize): Pass input objects to target's.
11532 finalize_sections function.
11533 * output.cc (Output_file_header::do_sized_write): Set ELF file
11534 header's processor-specific flags.
11535 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
11536 Input_objects pointer type parameter.
11537 * sparc.cc (Target_sparc::do_finalize_sections): Same.
11538 * target.h (Input_objects): New forward class declaration.
11539 (Target::processor_specific_flags,
11540 Target::are_processor_specific_flags_sect): New method definitions.
11541 (Target::finalize_sections): Add input_objects parameter.
11542 (Target::Target): Initialize processor_specific_flags_ and
11543 are_processor_specific_flags_set_.
11544 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
11546 (Target::set_processor_specific_flags): New method definition.
11547 (Target::processor_specific_flags_,
11548 Target::are_processor_specific_flags_set_): New data member
11550 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
11551 Input_objects pointer type parameter.
11553 2009-10-30 Doug Kwan <dougkwan@google.com>
11555 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
11557 2009-10-28 Ian Lance Taylor <iant@google.com>
11559 * object.h (class Relobj): Drop options parameter from
11560 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
11561 do_scan_relocs, do_relocate. Change all callers.
11562 (class Sized_relobj): Drop options parameters from
11563 do_gc_process_relocs, do_scan_relocs, do_relocate,
11564 do_relocate_sections, relocate_sections, emit_relocs_scan,
11565 emit_relocs_scan_reltype. Change all callers.
11566 (struct Relocate_info): Remove options field and all references to
11568 * reloc.h (class Read_relocs): Remove options constructor
11569 parameter and options_ field. Change all callers.
11570 (class Gc_process_relocs, class Scan_relocs): Likewise.
11571 (class Relocate_task): Likewise.
11572 * target-reloc.h (scan_relocs): Remove options parameter. Change
11574 (scan_relocatable_relocs): Likewise.
11575 * target.h (class Sized_target): Remove options parameter from
11576 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
11578 * gc.h (gc_process_relocs): Remove options parameter. Change all
11580 * arm.cc: Update functions to remove options parameters.
11581 * i386.cc: Likewise.
11582 * powerpc.cc: Likewise.
11583 * sparc.cc: Likewise.
11584 * x86_64.cc: Likewise.
11585 * testsuite/testfile.cc: Likewise.
11587 2009-10-28 Doug Kwan <dougkwan@google.com>
11589 * arm.cc (Arm_relobj): New class definition.
11590 (Arm_relobj::scan_sections_for_stubs,
11591 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
11592 New method definitions.
11594 2009-10-28 Cary Coutant <ccoutant@google.com>
11596 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
11597 (Plugin::cleanup_done_): New member.
11598 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
11599 (Plugin_manager::cleanup_done_): Remove.
11600 (Plugin_manager::add_input_file): Edit error message.
11601 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
11602 (Plugin_manager::cleanup): Remove use of cleanup_done_.
11604 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
11606 * fileread.cc: (File_read::View::~View): Use the new
11607 data_ownership_ filed.
11608 (File_read::~File_read): Dispose the new whole_file_view_.
11609 (File_read::open): Mmap the whole file if needed.
11610 (File_read::open): Use whole_file_view_ instead of contents_.
11611 (File_read::find_view): Use whole_file_view_ if applicable.
11612 (File_read::do_read): Use whole_file_view_ instead of contents_.
11613 (File_read::make_view): Use whole_file_view_ instead of contents_,
11614 update File_read::View::View call.
11615 (File_read::find_or_make_view): Update File_read::View::View
11617 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
11619 (File_read::View::Data_ownership): New enum.
11620 (File_read::View::View): Replace bool mapped_ with Data_ownership
11622 (File_read::View::mapped_): Remove (replaced by data_ownership_).
11623 (File_read::View::data_ownership_): New field.
11624 (File_read::contents_): Remove (replaced by whole_file_view_).
11625 (File_read::whole_file_view_): New field.
11626 * options.h (class General_options): Add --keep-files-mapped.
11628 2009-10-27 Cary Coutant <ccoutant@google.com>
11630 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
11631 * testsuite/Makefile.am (plugin_test_5): New test case.
11632 * testsuite/Makefile.in: Regenerate.
11634 2009-10-25 Doug Kwan <dougkwan@google.com>
11636 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
11637 from private to protected to allow access by child class.
11638 (Sized_relobj::do_relocate_sections): New method declaration.
11639 (Sized_relobj::relocate_sections): Virtualize.
11640 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
11641 Sized_relobj::relocate_sections. Instantiate template explicitly
11642 for different target sizes and endianity.
11644 2009-10-24 Doug Kwan <dougkwan@google.com>
11646 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
11647 (Arm_input_section::as_arm_input_section): New method.
11648 (Arm_output_section): New class definition.
11649 (Arm_output_section::create_stub_group,
11650 Arm_output_section::group_sections): New method definitions.
11652 2009-10-22 Doug Kwan <dougkwan@google.com>
11654 * arm.cc (Arm_input_section): New class definition.
11655 (Arm_input_section::init, Arm_input_section:do_write,
11656 Arm_input_section::set_final_data_size,
11657 Arm_input_section::do_reset_address_and_file_offset): New method
11660 2009-10-21 Doug Kwan <dougkwan@google.com>
11662 * arm.cc (Stub_table, Arm_input_section): New forward class
11664 (Stub_table): New class defintion.
11665 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
11666 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
11667 New method definition.
11669 2009-10-21 Doug Kwan <dougkwan@google.com>
11671 * arm.cc: Update copyright comments.
11672 (Target_arm): New forward class template declaration.
11673 (Arm_address): New type.
11674 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
11675 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
11676 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
11678 (Insn_template): Same.
11679 (DEF_STUBS): New macro.
11680 (Stub_type): New enum type.
11681 (Stub_template): New class definition.
11683 (Reloc_stub): Same.
11684 (Stub_factory): Same.
11685 (Target_arm::Target_arm): Initialize may_use_blx_ and
11686 should_force_pic_veneer_.
11687 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
11688 Target_arm::should_force_pic_veneer,
11689 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
11690 Target_arm::using_thumb_only, Target_arm:;default_target): New
11692 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
11693 New data member declarations.
11694 (Insn_template::size, Insn_template::alignment): New method defintions.
11695 (Stub_template::Stub_template): New method definition.
11696 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
11697 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
11698 (Stub_factory::Stub_factory): New method definition.
11699 * gold.h (string_hash): New template.
11700 * output.h (Input_section_specifier::hash_value): Use
11702 (Input_section_specifier::string_hash): Remove.
11703 * stringpool.cc (Stringpool_template::string_hash): Use
11706 2009-10-20 Doug Kwan <dougkwan@google.com>
11708 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
11709 symbols of relaxed input sections.
11710 * output.h (Output_section::find_relaxed_input_section): Make
11713 2009-10-16 Doug Kwan <dougkwan@google.com>
11715 * dynobj.cc (Versions::Versions): Initialize version_script_.
11716 Only insert base version symbol definition for a shared object
11717 if version script defines any version versions.
11718 (Versions::define_base_version): New method definition.
11719 (Versions::add_def): Check that base version is not needed.
11720 (Versions::add_need): Define base version lazily.
11721 * dynobj.h (Versions::define_base_version): New method declaration.
11722 (Versions::needs_base_version_): New data member declaration.
11723 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
11724 (check_DATA): Add no_version_test.stdout.
11725 (libno_version_test.so, no_version_test.o no_version_test.stdout):
11727 * testsuite/Makefile.in: Regenerate.
11728 * testsuite/no_version_test.c: New file.
11729 * testsuite/no_version_test.sh: Ditto.
11731 2009-10-16 Doug Kwan <dougkwan@google.com>
11733 * expression.cc (class Segment_start_expression): New class definition.
11734 (Segment_start_expression::value): New method definition.
11735 (script_exp_function_segment_start): Return a new
11736 Segment_start_expression.
11737 * gold/script-c.h (script_saw_segment_start_expression): New function
11739 * script-sections.cc (Script_sections::Script_sections): Initialize
11740 SAW_SEGMENT_START_EXPRESSION_ to false.
11741 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
11742 and -Tbbs options to specify section addresses if given in
11743 command line and no SEGMENT_START expression is seen in a script.
11744 * script-sections.h (Script_sections::saw_segment_start_expression,
11745 Script_sections::set_saw_segment_start_expression): New method
11747 (Script_sections::saw_segment_start_expression_): New data member
11749 * script.cc (script_saw_segment_start_expression): New function.
11750 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
11751 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
11752 script_test_7.sh and script_test_8.sh.
11753 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
11754 script_test_8.stdout.
11755 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
11756 (script_test_6, script_test_6.stdout, script_test_7,
11757 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
11758 * Makefile.in: Regenerate.
11759 * testsuite/script_test_6.sh: New file.
11760 * testsuite/script_test_6.t: Same.
11761 * testsuite/script_test_7.sh: Same.
11762 * testsuite/script_test_7.t: Same.
11763 * testsuite/script_test_8.sh: Same.
11765 2009-10-16 Doug Kwan <dougkwan@google.com>
11767 * output.cc (Output_segment::set_section_list_address): Cast
11768 expressions to unsigned long long type to avoid format warnings.
11770 2009-10-15 Ian Lance Taylor <iant@google.com>
11772 * script.cc (Script_options::add_symbol_assignment): Always add a
11773 dot assignment to script_sections_.
11774 * script-sections.cc (Script_sections::add_dot_assignment):
11775 Initialize if necessary.
11777 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
11778 program headers with no load segment if there is a linker script.
11780 * layout.cc (Layout::set_segment_offsets): Align the file offset
11781 to the segment aligment for -N or -n with no load segment.
11782 * output.cc (Output_segment::add_output_section): Don't crash if
11783 the first section is a TLS section.
11784 (Output_segment::set_section_list_addresses): Print an error
11785 message if the address moves backward in a linker script.
11786 * script-sections.cc
11787 (Output_section_element_input::set_section_addresses): Don't
11788 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11789 (Orphan_output_section::set_section_addresses): Likewise.
11791 2009-10-15 Doug Kwan <dougkwan@google.com>
11793 * layout.cc (Layout::finish_dynamic_section): Generate tags
11794 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11795 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11796 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11798 2009-10-14 Ian Lance Taylor <iant@google.com>
11800 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11802 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11803 data_shdr fields of relinfo.
11804 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11805 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11806 R_386_TLS_LDO_32, adjust based on section flags.
11807 (Target_i386::Relocate::fix_up_ldo): Remove.
11809 2009-10-13 Ian Lance Taylor <iant@google.com>
11811 Add support for -pie.
11812 * options.h (class General_options): Add -pie and
11814 (General_options::output_is_position_independent): Test -pie.
11815 (General_options::output_is_executable): Return true if not shared
11816 and not relocatable.
11817 (General_options::output_is_pie): Remove.
11818 * options.cc (General_options::finalize): Reject incompatible uses
11820 * gold.cc (queue_middle_tasks): A -pie link is not static.
11821 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11822 * symtab.cc (Symbol::final_value_is_known): Return false if
11823 output_is_position_independent.
11824 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11825 output_is_position_independent.
11826 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11827 output_is_position_independent.
11828 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11829 output_is_position_independent.
11830 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11832 (basic_pie_test.o, basic_pie_test): New targets.
11833 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11834 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11835 (two_file_pie_test): New target.
11836 * testsuite/Makefile.in: Rebuild.
11837 * README: Remove note saying that -pie is not supported.
11839 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11841 * options.h (class General_options): Add -init and -fini.
11842 * layout.cc (Layout::finish_dynamic_section): Emit
11843 given init and fini functions.
11845 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11847 * gc.h (gc_process_relocs): Check if icf is enabled using new
11849 * gold.cc (queue_initial_tasks): Likewise.
11850 (queue_middle_tasks): Likewise.
11851 * object.cc (do_layout): Likewise.
11852 * symtab.cc (is_section_folded): Likewise.
11853 * main.cc (main): Likewise.
11854 * reloc.cc (Read_relocs::run): Likewise.
11855 (Sized_relobj::do_scan_relocs): Likewise.
11856 * icf.cc (is_function_ctor_or_dtor): New function.
11857 (Icf::find_identical_sections): Check if function is ctor or dtor when
11858 safe icf is chosen.
11859 * options.h (General_options::icf): Change option to be an enum.
11860 (Icf_status): New enum.
11861 (icf_enabled): New method.
11862 (icf_safe_folding): New method.
11863 (set_icf_status): New method.
11864 (icf_status_): New variable.
11865 * (options.cc) (General_options::finalize): Set icf_status_.
11866 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11867 icf_test and icf_keep_unique_test to use the --icf enum flag.
11868 * testsuite/icf_safe_test.sh: New file.
11869 * testsuite/icf_safe_test.cc: New file.
11871 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11873 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11874 includes to gc.h and icf.h.
11875 * arm.cc: Include gc.h.
11876 * gold.cc: Likewise.
11877 * i386.cc: Likewise.
11878 * powerpc.cc: Likewise.
11879 * sparc.cc: Likewise.
11880 * x86_64.cc: Likewise.
11881 * gc.h: Include icf.h.
11883 2009-10-11 Ian Lance Taylor <iant@google.com>
11885 * plugin.cc: Include "gold.h" before other header files.
11887 2009-10-10 Chris Demetriou <cgd@google.com>
11889 * options.h (Input_file_argument::Input_file_type): New enum.
11890 (Input_file_argument::is_lib_): Replace with...
11891 (Input_file_argument::type_): New member.
11892 (Input_file_argument::Input_file_argument): Take Input_file_type
11893 'type' rather than boolean 'is_lib' as second argument.
11894 (Input_file_argument::is_lib): Use type_.
11895 (Input_file_argument::is_searched_file): New function.
11896 (Input_file_argument::may_need_search): Handle is_searched_file.
11897 * options.cc (General_options::parse_library): Support -l:filename.
11898 (General_options::parse_just_symbols): Update for Input_file_argument
11900 (Command_line::process): Likewise.
11901 * archive.cc (Archive::get_file_and_offset): Likewise.
11902 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11903 * script.cc (read_script_file, script_add_file): Likewise.
11904 * fileread.cc (Input_file::Input_file): Likewise.
11905 (Input_file::will_search_for): Handle is_searched_file.
11906 (Input_file::open): Likewise.
11907 * readsyms.cc (Read_symbols::get_name): Likewise.
11908 * testsuite/Makefile.am (searched_file_test): New test.
11909 * testsuite/Makefile.in: Regenerate.
11910 * testsuite/searched_file_test.cc: New file.
11911 * testsuite/searched_file_test_lib.cc: New file.
11913 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11914 Ian Lance Taylor <iant@google.com>
11916 * descriptor.cc: Include <cstdio> and "binary-io.h".
11917 (Descriptors::open): Open the files in binary mode always.
11918 * script.cc (Lex::get_token): Treat \r as whitespace.
11920 2009-10-09 Ian Lance Taylor <iant@google.com>
11922 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11924 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11925 Ian Lance Taylor <iant@google.com>
11927 * configure.ac: Check for readv function also.
11928 * fileread.cc (readv): Define if not HAVE_READV.
11929 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11931 * config.in: Regenerate.
11932 * configure: Regenerate.
11934 2009-10-09 Doug Kwan <dougkwan@google.com>
11936 * layout.cc (Layout::make_output_section): Call target hook to make
11937 ordinary output section.
11938 (Layout::finalize): Adjust parameter list of call the
11939 Target::may_relax().
11940 * layout.h (class Layout::section_list): New method.
11941 * merge.h (Output_merge_base::entsize): Change visibility to public.
11942 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11944 (Output_merge_string::do_is_string): New method.
11945 * object.cc (Sized_relobj::do_setup): renamed from
11946 Sized_relobj::set_up.
11947 * object.h (Sized_relobj::adjust_shndx,
11948 Sized_relobj::initializ_input_to_output_maps,
11949 Sized_relobj::free_input_to_output_maps): Change visibilities to
11951 (Sized_relobj::setup): Virtualize.
11952 (Sized_relobj::do_setup): New method declaration.
11953 (Sized_relobj::invalidate_section_offset,
11954 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11955 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11956 * options.cc (parse_int): New function.
11957 * options.h (parse_int): New declaration.
11958 (DEFINE_int): New macro.
11959 (stub_group_size): New option.
11960 * output.cc (Output_section::Output_section): Initialize memebers
11961 merge_section_map_, merge_section_by_properties_map_,
11962 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11963 (Output_section::add_input_section): Handled deferred code-fill
11964 generation and remove an old comment.
11965 (Output_section::add_relaxed_input_section): New method definition.
11966 (Output_section::add_merge_input_section): Use merge section by
11967 properties map to speed to search. Update merge section maps
11969 (Output_section::build_relaxation_map): New method definition.
11970 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11972 (Output_section::relax_input_section): Renamed to
11973 Output_section::convert_input_sections_to_relaxed_sections and change
11974 interface to take a vector of pointers to relaxed sections.
11975 (Output_section::find_merge_section,
11976 Output_section::find_relaxed_input_section): New method definitions.
11977 (Output_section::is_input_address_mapped,
11978 Output_section::output_offset, Output_section::output_address):
11979 Use output section data maps to speed up searching.
11980 (Output_section::find_starting_output_address): Add comments.
11981 (Output_section::do_write,
11982 Output_section::write_to_postprocessing_buffer): Do code-fill
11983 generation as appropriate.
11984 (Output_section::get_input_sections): Invalidate relaxed input section
11986 (Output_section::restore_states): Adjust type of checkpoint .
11987 Invalidate relaxed input section map.
11988 * output.h (Output_merge_base): New class declaration.
11989 (Input_section_specifier): New class defintion.
11990 (class Output_relaxed_input_section) Change base class to
11991 Output_section_data_build.
11992 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11993 base class initializer.
11994 (Output_section::add_relaxed_input_section): New method declaration.
11995 (Output_section::Input_section): Change visibility to protected.
11996 (Output_section::Input_section::relobj,
11997 Output_section::Input_section::shndx): Handle relaxed input sections.
11998 Output_section::input_sections) Change visibility to protected. Also
11999 define overload to return a non-const pointer.
12000 (Output_section::Merge_section_properties): New class defintion.
12001 (Output_section::Merge_section_by_properties_map,
12002 Output_section::Output_section_data_by_input_section_map,
12003 Output_section::Relaxation_map): New types.
12004 (Output_section::relax_input_section): Rename method to
12005 Output_section::convert_input_sections_to_relaxed_sections and change
12006 interface to take a vector of relaxed section pointers.
12007 (Output_section::find_merge_section,
12008 Output_section::find_relaxed_input_section,
12009 Output_section::build_relaxation_map,
12010 Output_section::convert_input_sections_in_list_to_relaxed_sections):
12011 New method declarations.
12012 (Output_section::merge_section_map_
12013 Output_section::merge_section_by_properties_map_,
12014 Output_section::relaxed_input_section_map_,
12015 Output_section::is_relaxed_input_section_map_valid_,
12016 Output_section::generate_code_fills_at_write_): New data members.
12017 * script-sections.cc
12018 (Output_section_element_input::set_section_addresses): Call
12019 current_data_size and addralign methods of relaxed input sections.
12020 (Orphan_output_section::set_section_addresses): Call current_data_size
12021 and addralign methods of relaxed input sections.
12022 * symtab.cc (Symbol_table::compute_final_value): Extract template
12023 from the body of Symbol_table::sized_finalize_symbol.
12024 (Symbol_table::sized_finalized_symbol): Call
12025 Symbol_table::compute_final_value.
12026 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
12027 (Symbol_table::compute_final_value): New templated method declaration.
12028 * target.cc (Target::do_make_output_section): New method defintion.
12029 * target.h (Target::make_output_section): New method declaration.
12030 (Target::relax): Add more parameters for input objects, symbol table
12031 and layout. Adjust call to do_relax.
12032 (Target::do_make_output_section): New method declaration.
12033 (Target::do_relax): Add parameters for input objects, symbol table
12036 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12038 * pread.c: Include stdio.h.
12040 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12042 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
12045 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12047 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
12048 Change read_shndx type to unsigned int.
12049 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
12051 (Sized_dwarf_line_info::read_line_mappings): Likewise.
12052 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
12053 Change read_shndx type to unsigned int.
12054 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
12056 (Sized_dwarf_line_info::read_line_mappings): Likewise.
12057 * layout.cc (Layout::create_symtab_sections): Cast the result of
12058 local_symcount * symsize to off_t in the gold_assert.
12060 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12062 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
12063 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
12065 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
12066 (Arm_relocate_functions::thm_abs5): New function.
12067 (Arm_relocate_functions::abs12): New function.
12068 (Arm_relocate_functions::abs16): New function.
12069 (Arm_relocate_functions::base_abs): New function.
12070 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
12071 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
12072 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
12074 (Scan::global): Likewise.
12075 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
12076 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
12077 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
12078 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
12081 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12083 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
12084 (Arm_relocate_functions::movt_prel): New function.
12085 (Arm_relocate_functions::thm_movw_prel_nc): New function.
12086 (Arm_relocate_functions::thm_movt_prel): New function.
12087 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
12088 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
12089 (Scan::global, Relocate::relocate): Likewise.
12090 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12092 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
12094 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
12095 Incremental_checker.
12096 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
12098 (class Incremental_inputs_header): New class.
12099 (Incremental_inputs_header_writer): Edit comment.
12100 (Incremental_inputs_entry): New class.
12101 (Incremental_inputs_entry_writer): Edit comment.
12102 (Sized_incremental_binary::do_find_incremental_inputs_section):
12103 Add *strtab_shndx parameter, fill it.
12104 (Sized_incremental_binary::do_check_inputs): New method.
12105 (Incremental_checker::can_incrementally_link_output_file): Use
12106 Sized_incremental_binary::check_inputs.
12107 (Incremental_inputs::report_command_line): Save command line in
12110 (Incremental_binary::find_incremental_inputs_section): New
12112 (Incremental_binary::do_find_incremental_inputs_section): Add
12113 strtab_shndx parameter.
12114 (Incremental_binary::do_check_inputs): New pure virtual method.
12115 (Sized_incremental_binary::do_check_inputs): Declare.
12116 (Incremental_checker::Incremental_checker): Add incremental_inputs
12117 parameter, use it to initialize incremental_inputs_.
12118 (Incremental_checker::incremental_inputs_): New field.
12119 (Incremental_checker::command_line): New method.
12120 (Incremental_checker::inputs): New method.
12121 (Incremental_checker::command_line_): New field.
12123 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
12125 * incremental.cc: Include <cstdarg> and "target-select.h".
12126 (vexplain_no_incremental): New function.
12127 (explain_no_incremental): New function.
12128 (Incremental_binary::error): New method.
12129 (Sized_incremental_binary::do_find_incremental_inputs_section): New
12131 (make_sized_incremental_binary): New function.
12132 (open_incremental_binary): New function.
12133 (can_incrementally_link_file): Add checks if output is ELF and has
12135 * incremental.h: Include "elfcpp_file.h" and "output.h".
12136 (Incremental_binary): New class.
12137 (Sized_incremental_binary): New class.
12138 (open_incremental_binary): Declare.
12139 * object.cc (is_elf_object): Use
12140 elfcpp::Elf_recognizer::is_elf_file.
12141 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
12142 * output.h (Output_file::filesize): New method.
12144 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12146 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
12148 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
12149 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
12151 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
12153 (Arm_relocate_functions::movw_abs_nc): New function.
12154 (Arm_relocate_functions::movt_abs): New function.
12155 (Arm_relocate_functions::thm_movw_abs_nc): New function.
12156 (Arm_relocate_functions::thm_movt_abs): New function.
12157 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
12158 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
12159 (Scan::global): Likewise.
12160 (Relocate::relocate): Likewise.
12161 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12163 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12165 * arm.cc (Arm_relocate_functions::got_prel) New function.
12166 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
12167 (Relocate::relocate): Likewise.
12168 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12170 2009-10-06 Ian Lance Taylor <iant@google.com>
12172 * options.h (class General_options): Define
12173 split_stack_adjust_size parameter.
12174 * object.h (class Object): Add uses_split_stack_ and
12175 has_no_split_stack_ fields. Add uses_split_stack and
12176 has_no_split_stack accessor functions. Declare
12177 handle_split_stack_section.
12178 (class Reloc_symbol_changes): Define.
12179 (class Sized_relobj): Define Function_offsets. Declare
12180 split_stack_adjust, split_stack_adjust_reltype, and
12182 * object.cc (Object::handle_split_stack_section): New function.
12183 (Sized_relobj::do_layout): Call handle_split_stack_section.
12184 * dynobj.cc (Sized_dynobj::do_layout): Call
12185 handle_split_stack_section.
12186 * reloc.cc (Sized_relobj::relocate_sections): Call
12187 split_stack_adjust for executable sections in split_stack
12188 objects. Pass reloc_map to relocate_section.
12189 (Sized_relobj::split_stack_adjust): New function.
12190 (Sized_relobj::split_stack_adjust_reltype): New function.
12191 (Sized_relobj::find_functions): New function.
12192 * target-reloc.h: Include "object.h".
12193 (relocate_section): Add reloc_symbol_changes parameter. Change
12195 * target.h (class Target): Add calls_non_split method. Declare
12196 do_calls_non_split virtual method. Declare match_view and
12198 * target.cc: Include "elfcpp.h".
12199 (Target::do_calls_non_split): New function.
12200 (Target::match_view): New function.
12201 (Target::set_view_to_nop): New function.
12202 * gold.cc (queue_middle_tasks): Give an error if mixing
12203 split-stack and non-split-stack objects with -r.
12204 * i386.cc (Target_i386::relocate_section): Add
12205 reloc_symbol_changes parameter.
12206 (Target_i386::do_calls_non_split): New function.
12207 * x86_64.cc (Target_x86_64::relocate_section): Add
12208 reloc_symbol_changes parameter.
12209 (Target_x86_64::do_calls_non_split): New function.
12210 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
12212 * powerpc.cc (Target_powerpc::relocate_section): Add
12213 reloc_symbol_changes parameter.
12214 * sparc.cc (Target_sparc::relocate_section): Add
12215 reloc_symbol_changes parameter.
12216 * configure.ac: Call AM_CONDITIONAL for the default target.
12217 * configure: Rebuild.
12218 * testsuite/Makefile.am (TEST_AS): New variable.
12219 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
12220 (check_DATA): Add split_i386 and split_x86_64 files.
12221 (SPLIT_DEFSYMS): Define.
12222 (split_i386_[1234n].o): New targets.
12223 (split_i386_[124]): New targets.
12224 (split_i386_[1234r].stdout): New targets.
12225 (split_x86_64_[1234n].o): New targets.
12226 (split_x86_64_[124]): New targets.
12227 (split_x86_64_[1234r].stdout): New targets.
12228 (MOSTLYCLEANFILES): Add new executables.
12229 * testsuite/split_i386.sh: New file.
12230 * testsuite/split_x86_64.sh: New file.
12231 * testsuite/split_i386_1.s: New file.
12232 * testsuite/split_i386_2.s: New file.
12233 * testsuite/split_i386_3.s: New file.
12234 * testsuite/split_i386_4.s: New file.
12235 * testsuite/split_i386_n.s: New file.
12236 * testsuite/split_x86_64_1.s: New file.
12237 * testsuite/split_x86_64_2.s: New file.
12238 * testsuite/split_x86_64_3.s: New file.
12239 * testsuite/split_x86_64_4.s: New file.
12240 * testsuite/split_x86_64_n.s: New file.
12241 * testsuite/testfile.cc (Target_test): Update relocation_section
12243 * testsuite/Makefile.in: Rebuild.
12245 2009-10-06 Ian Lance Taylor <iant@google.com>
12247 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
12248 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
12249 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
12250 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
12251 the address on ldo_addrs_.
12252 (Target_i386::Relocate::fix_up_ldo): New function.
12254 2009-10-06 Rafael Espindola <espindola@google.com>
12256 * plugin.cc (add_input_library): New.
12257 (Plugin::load): Add add_input_library to tv.
12258 (Plugin_manager::add_input_file): Add the is_lib argument.
12259 (add_input_file): Update call to Plugin_manager::add_input_file.
12260 (add_input_library): New.
12261 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
12263 2009-09-30 Doug Kwan <dougkwan@google.com>
12265 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
12266 symbol and call Symbol::may_need_copy_reloc to determine if
12267 a copy reloc is needed.
12268 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
12269 nocopyreloc is given in command line.
12270 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
12271 given in command line.
12272 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
12273 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
12274 of the removed Target_i386::may_need_copy_reloc.
12275 * options.h (copyreloc): New option with default value false.
12276 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12277 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
12278 instead of the removed Target_powerpc::may_need_copy_reloc.
12279 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12280 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
12281 instead of the removed Target_sparc::may_need_copy_reloc.
12282 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
12283 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
12284 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
12285 instead of the removed Target_x86_64::may_need_copy_reloc.
12287 2009-09-30 Ian Lance Taylor <iant@google.com>
12289 * object.h (class Object): Remove target_ field, and target,
12290 sized_target, and set_target methods.
12291 (Object::sized_target): Remove.
12292 (class Sized_relobj): Update declarations. Remove sized_target.
12293 * object.cc (Sized_relobj::setup): Remove target parameter.
12294 Change all callers.
12295 (Input_objects::add_object): Don't do anything with the target.
12296 (make_elf_sized_object): Add punconfigured parameter. Change all
12297 callers. Set or test parameter target.
12298 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
12299 Change all callers.
12300 * parameters.cc (Parameters::set_target): Change parameter type to
12302 (Parameters::default_target): Remove.
12303 (set_parameters_target): Change parameter type to be non-const.
12304 (parameters_force_valid_target): New function.
12305 (parameters_clear_target): New function.
12306 * parameters.h (class Parameters): Update declarations. Remove
12307 default_target method. Add sized_target and clear_target
12308 methods. Change target_ to be non-const.
12309 (set_parameters_target): Update declaration.
12310 (parameters_force_valid_target): Declare.
12311 (parameters_clear_target): Declare.
12312 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
12313 as NULL if we aren't searching.
12314 (Add_symbols::run): Don't check for compatible target.
12315 * fileread.cc (Input_file::open_binary): Call
12316 parameters_force_valid_target.
12317 * gold.cc (queue_middle_tasks): Likewise.
12318 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
12319 set_target on object.
12320 * dynobj.h (class Sized_dynobj): Update declarations.
12321 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
12322 make_elf_object returns NULL.
12323 (Archive::include_member): Don't check whether object target is
12325 * output.cc (Output_section::add_input_section): Get target from
12327 (Output_section::relax_input_section): Likewise.
12328 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
12330 (Sized_relobj::do_scan_relocs): Likewise.
12331 (Sized_relobj::relocate_sections): Likewise.
12332 * resolve.cc (Symbol_table::resolve): Likewise.
12333 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
12334 parameter. Change all callers.
12335 (Symbol_table::add_from_object): Get target from parameters.
12336 (Symbol_table::add_from_relobj): Don't check object target.
12337 (Symbol_table::add_from_dynobj): Likewise.
12338 (Symbol_table::define_special_symbol): Get target from
12340 * symtab.h (class Symbol_table): Update declaration.
12341 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
12342 parameter. Change all callers. Clear parameter target.
12343 (Binary_test): Test target here.
12344 * testsuite/object_unittest.cc (gold_testsuite): Remove
12345 target_test_pointer parameter. Change all callers.
12346 (Object_test): Test target here.
12348 2009-09-26 Ian Lance Taylor <iant@google.com>
12350 * testsuite/initpri1.c: Don't try to use constructor priorities if
12351 compiling with gcc before 4.3.
12353 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
12355 * testsuite/retain_symbols_file_test.sh (check_present): Change
12356 output file name to retain_symbols_file_test.stdout.
12357 (check_absent): Likewise.
12359 2009-09-18 Craig Silverstein <csilvers@google.com>
12361 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
12362 * options.cc: Include <cerrno> and <fstream>.
12363 (General_options::finalize): Parse -retain-symbols-file tag.
12364 * options.h: New flag.
12365 (General_options): New method should_retain_symbol, new
12366 variable symbols_to_retain.
12367 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
12368 should_retain_symbol map.
12369 * testsuite/Makefile.am (retain_symbols_file_test): New test.
12370 * testsuite/Makefile.in: Regenerate.
12371 * testsuite/retain_symbols_file_test.sh: New file.
12373 2009-09-18 Nick Clifton <nickc@redhat.com>
12375 * po/es.po: Updated Spanish translation.
12377 2009-09-17 Doug Kwan <dougkwan@google.com>
12379 * debug.h (DEBUG_RELAXATION): New constant.
12380 (DEBUG_ALL): Add DEBUG_RELAXATION.
12381 (debug_string_to_enum): Add relaxation debug option.
12383 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
12384 Layout::Relaxation_debug_check::read_sections,
12385 Layout::Relaxation_debug_check::read_sections): New method definitions.
12386 (Layout::Layout): Initialize data members
12387 record_output_section_data_from_scrips_,
12388 script_output_section_data_list_ and relaxation_debug_check_.
12389 (Layout::save_segments, Layout::restore_segments,
12390 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12391 Layout::relaxation_loop_body): New method definitions.
12392 (Layout::finalize): Support relaxation. Move section layout code to
12393 Layout::relaxation_loop_body.
12394 (Layout::set_asection_address_from_script): Move code for orphan
12395 section placement out.
12396 (Layout::place_orphan_sections_in_script): New method definition.
12397 * layout.h (Output_segment_headers, Output_file_header):
12398 New forward class declarations.
12399 (Layout::~Layout): Define.
12400 (Layout::new_output_section_data_from_script): New method definition.
12401 (Layout::place_orphan_sections_in_script): New method declaration.
12402 (Layout::Segment_states): New type declaration.
12403 (Layout::save_segments, Layout::restore_segments,
12404 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12405 Layout::relaxation_loop_body): New method declarations.
12406 (Layout::Output_section_data_list): New type declaration.
12407 (Layout::Relaxation_debug_check): New class definition.
12408 (Layout::record_output_section_data_from_script_,
12409 Layout::script_output_section_data_list_, Layout::segment_states_,
12410 Layout::relaxation_debug_check_): New data members.
12411 * output.cc: (Output_section_headers::do_size): New method definition.
12412 (Output_section_headers::Output_section_headers): Move size
12413 computation to Output_section_headers::do_size.
12414 (Output_segment_headers::do_size): New method definition.
12415 (Output_file_header::Output_file_header): Move size computation to
12416 Output_file_header::do_size and call it.
12417 (Output_file_header::do_size): New method definition.
12418 (Output_data_group::Output_data_group): Adjust call to
12419 Output_section_data.
12420 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
12421 (Output_symtab_xindex::do_write): Add array bound check.
12422 (Output_section::Input_section::print_to_mapfile): Handle
12423 RELAXED_INPUT_SECTION_CODE.
12424 (Output_section::Output_section): Initialize data member checkpoint_.
12425 (Output_section::~Output_section): Delete checkpoint object pointed
12427 (Output_section::add_input_section): Always add an Input_section if
12429 (Output_section::add_merge_input_section): Add assert.
12430 (Output_section::relax_input_section): New method definition.
12431 (Output_section::set_final_data_size): Set load address to zero for
12432 an unallocated section.
12433 (Output_section::do_address_and_file_offset_have_reset_values):
12434 New method definition.
12435 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
12436 Handle relaxed input section.
12437 (Output_section::sort_attached_input_sections): Checkpoint input
12438 section list lazily.
12439 (Output_section::get_input_sections): Change type of input_sections to
12440 list of Simple_input_section pointers. Checkpoint input section list
12441 lazily. Also handle relaxed input sections.
12442 (Output_section::add_input_section_for_script): Take a reference to
12443 a Simple_input_section object instead of Relobj pointer and section
12444 index as parameter. Handle relaxed input sections.
12445 (Output_section::save_states, Output_section::restore_states): New
12446 method definitions.
12447 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
12448 (Output_data::is_data_size_fixed): New method definition.
12449 (Output_data::reset_addresss_and_file_offset): Do not reset data size
12451 (Output_data::address_and_file_offset_have_reset_values): New method
12453 (Output_data::do_address_and_file_offset_have_reset_values): New method
12455 (Output_data::set_data_size): Check that data size is not fixed.
12456 (Output_data::fix_data_size): New method definition.
12457 (Output_data::is_data_size_fixed_): New data member.
12458 (Output_section_headers::set_final_data_size): New method definition.
12459 (Output_section_headers::do_size): New method declaration.
12460 (Output_segment_headers::set_final_data_size): New method definition.
12461 (Output_segment_headers::do_size): New method declaration.
12462 (Output_file_header::set_final_data_size)::New method definition.
12463 (Output_file_header::do_size)::New method declaration.
12464 (Output_section_data::Output_section_data): Add new parameter
12465 is_data_size_fixed and use it to fix data size.
12466 (Output_data_const::Output_data_const): Adjust call to base class
12467 constructor and fix data size.
12468 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
12469 base class constructor and fix data size.
12470 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
12471 base class constructor and fix data size.
12472 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
12473 class constructor and fix data size.
12474 (Output_data_group::set_final_data_size): New method definition.
12475 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
12476 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
12477 class constructor and fix data size.
12478 (Output_relaxed_input_section): New class definition.
12479 (Output_section::Simple_input_section): New class definition.
12480 (Output_section::get_input_sections): Adjust parameter list.
12481 (Output_section::add_input_section_for_script): Same.
12482 (Output_section::save_states, Output_section::restore_states,
12483 Output_section::do_address_and_file_offset_have_reset_values,
12484 (Output_section::Input_section::Input_section): Handle
12485 RELAXED_INPUT_SECTION_CODE. Add new overload for
12486 Output_relaxed_input_section.
12487 (Output_section::Input_section::is_input_section,
12488 Output_section::Input_section::set_output_section): Handle relaxed
12490 (Output_section::Input_section::is_relaxed_input_section,
12491 Output_section::Input_section::output_section_data,
12492 Output_section::Input_section::relaxed_input_section): New method
12494 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
12496 (Output_section::Input_section::u1_): Update comments.
12497 (Output_section::Input_section::u2_): Add new union member poris.
12498 (Output_section::Checkpoint_output_section): New classs definition.
12499 (Output_section::relax_input_section): New method declaration.
12500 (Output_section::checkpoint_): New data member.
12501 (Output_segment): Update comments.
12502 (Output_segment::Output_segment): Un-privatize copy constructor.
12503 (Output_segment::operator=): Un-privatize.
12504 * script-sections.cc (Output_section_element::Input_section_list):
12505 Change element type to Output_section::Simple_input_section.
12506 (Output_section_element_dot_assignment::set_section_addresses):
12507 Register output section data for relaxation clean up.
12508 (Output_data_exression::Output_data_expression): Adjust call to base
12509 constructor to fix data size.
12510 (Output_section_element_data::set_section_addresses): Register
12511 Output_data_expression object for relaxation clean up.
12512 (struct Input_section_info): Replace Relobj pointer and section index
12513 pair with Output_section::Simple_input_section and Convert struct to a
12515 (Input_section_sorter::operator()): Adjust access to
12516 Input_section_info data member to use accessors.
12517 (Output_section_element_input::set_section_addresses): Use layout
12518 parameter. Adjust code to use Output_section::Simple_input_section
12519 and Input_secction_info classes. Register filler for relaxation
12521 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
12522 and section index pair with Output_section::Simple_input_section
12523 class. Adjust code accordingly.
12524 (Phdrs_element::release_segment): New method definition.
12525 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
12527 (Script_sections::release_segments): New method definition.
12528 * gold/script-sections.h (Script_sections::release_segments): New
12529 method declaration.
12530 * gold/target.h (Target::may_relax, Target::relax,
12531 Target::do_may_relax, Target::do_relax): New method definitions.
12533 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12535 * arm.cc (has_signed_unsigned_overflow): New function.
12536 (Arm_relocate_functions::abs8): New function.
12537 (Target_arm::Scan::local): Handle R_ARM_ABS8.
12538 (Target_arm::Scan::global): Likewise.
12539 (Target_arm::relocate::relocate): Likewise.
12540 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
12543 2009-09-16 Cary Coutant <ccoutant@google.com>
12545 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
12546 * testsuite/Makefile.in: Regenerate.
12548 2009-09-11 Nick Clifton <nickc@redhat.com>
12550 * po/gold.pot: Updated by the Translation project.
12552 2009-09-08 Cary Coutant <ccoutant@google.com>
12554 * output.cc (Output_file::open): Add execute permission to empty file.
12555 * testsuite/Makefile.am (permission_test): New test.
12556 * testsuite/Makefile.in: Regenerate.
12558 2009-09-02 Ian Lance Taylor <iant@google.com>
12560 * output.cc (Output_file::resize): Call map_no_anonymous rather
12563 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
12565 * gold.cc: Include "incremental.h".
12566 (queue_initial_tasks): Call Incremental_checker methods.
12567 * incremental.cc: Include "output.h".
12568 (Incremental_checker::can_incrementally_link_output_file): New
12570 * incremental.h (Incremental_checker): New class.
12572 * output.cc (Output_file::open_for_modification): New method.
12573 (Output_file::map_anonymous): Changed return type to bool. Record
12574 map in base_ field.
12575 (Output_file::map_no_anonymous): New method, broken out of map.
12576 (Output_file::map): Use map_no_anonymous and map_anonymous.
12577 * output.h (class Output_file): Update declarations.
12579 2009-08-24 Cary Coutant <ccoutant@google.com>
12581 * options.h (Command_line::Pre_options): New class.
12582 (Command_line::pre_options): New member.
12583 * options.cc (gold::options::ready_to_register): New variable.
12584 (One_option::register_option): Do nothing if not registering options.
12585 Assert if same short option registered twice.
12586 (General_options::General_options): Turn off option registration when
12588 (Command_line::Pre_options::Pre_options): New constructor.
12590 2009-08-24 Cary Coutant <ccoutant@google.com>
12592 * options.h (General_options::no_keep_memory): Remove incorrect
12595 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12597 * Makefile.am (am__skiplex, am__skipyacc): New.
12598 * Makefile.in: Regenerate.
12600 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12602 * Makefile.am (AM_CPPFLAGS): Renamed from ...
12603 (INCLUDES): ... this.
12604 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
12605 (AM_CPPFLAGS): Renamed from ...
12606 (INCLUDE): ... this.
12607 * Makefile.in, testsuite/Makefile.in: Regenerate.
12609 * Makefile.in: Regenerate.
12610 * aclocal.m4: Likewise.
12611 * config.in: Likewise.
12612 * configure: Likewise.
12613 * testsuite/Makefile.in: Likewise.
12615 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12616 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12617 * Makefile.in: Regenerate.
12618 * testsuite/Makefile.in: Regenerate.
12620 2009-08-19 Cary Coutant <ccoutant@google.com>
12622 * resolve.cc (Symbol_table::resolve): Don't complain about defined
12623 symbols in shared libraries overridden by hidden or internal symbols
12624 in the main program.
12626 2009-08-19 Chris Demetriou <cgd@google.com>
12628 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
12629 checking source file names in error messages.
12631 2009-08-18 Doug Kwan <dougkwan@google.com>
12633 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
12634 an elcpp::Ehdr as parameter. Adjust call to set_target.
12635 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
12636 an elfcpp::Ehdr as parameter.
12637 * object.cc (Object::set_target): Remove the version that looks up
12638 a target and sets it.
12639 (Sized_relobj::setup): Take a Target object instead of
12640 an elfcpp::Ehdr as parameter. Adjust call to set_target.
12641 (make_elf_sized_object): Find target and ask target to
12642 make an ELF object.
12643 * object.h: (Object::set_target): Remove the version that looks up
12644 a target and sets it.
12645 (Sized_relobj::setup): Take a Target object instead of
12646 an elfcpp:Ehdr as parameter.
12647 * target.cc: Include dynobj.h.
12648 (Target::do_make_elf_object_implementation): New.
12649 (Target::do_make_elf_object): New.
12650 * target.h (Target::make_elf_object): New template declaration.
12651 (Target::do_make_elf_object): New method declarations.
12652 (Target::do_make_elf_object_implementation): New template declaration.
12654 2009-08-14 Ian Lance Taylor <iant@google.com>
12656 * gold.h (FUNCTION_NAME): Define.
12657 (gold_unreachable): Use FUNCTION_NAME.
12659 2009-08-12 Sriraman Tallam <tmsriram@google.com>
12661 * icf.cc (Icf::find_identical_sections): Issue a warning when a
12662 symbol in the --keep-unique list is not found.
12664 2009-08-12 Sriraman Tallam <tmsriram@google.com>
12666 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
12667 been maked as --keep-unique.
12668 (Icf::unfold_section): New function.
12669 * icf.h (Icf::unfold_section): New function.
12670 * options.h (General_options::keep_unique): New option.
12671 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
12672 * testsuite/Makefile.in: Regenerate.
12673 * testsuite/icf_keep_unique_test.sh: New file.
12674 * testsuite/icf_keep_unique_test.cc: New file.
12676 2009-08-12 Cary Coutant <ccoutant@google.com>
12679 * resolve.cc (Symbol_table::resolve): Check for references from
12680 dynamic objects to hidden and internal symbols.
12681 * testsuite/Makefile.am (hidden_test.sh): New test.
12682 * testsuite/Makefile.in: Regenerate.
12683 * testsuite/hidden_test.sh: New script.
12684 * testsuite/hidden_test_1.c: New test source.
12685 * testsuite/hidden_test_main.c: New test source.
12687 2009-08-11 Doug Kwan <dougkwan@google.com>
12689 * arm.cc: Update comments.
12690 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
12691 segment to locate the .ARM.exidx section if present.
12693 2009-08-09 Doug Kwan <dougkwan@google.com>
12695 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12698 2009-08-07 Sriraman Tallam <tmsriram@google.com>
12699 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
12702 2009-08-06 Sriraman Tallam <tmsriram@google.com>
12704 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
12705 valid tls_segment only for non-debug-section relocations.
12706 * testsuite/Makefile.am: Add gc_tls_test.
12707 * testsuite/Makefile.in: Regenerate.
12708 * testsuite/gc_tls_test.cc: New file.
12709 * testsuite/gc_tls_test.sh: New file.
12711 2009-08-05 Sriraman Tallam <tmsriram@google.com>
12713 * icf.cc: New file.
12715 * Makefile.am (CCFILES): Add icf.cc.
12716 (HFILES): Add icf.h
12717 * Makefile.in: Regenerate.
12718 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
12719 * gc.h (gc_process_relocs): Populate lists used by icf to contain
12720 section, symbol and addend information for the relocs.
12721 * gold.cc (queue_middle_tasks): Call identical code folding.
12722 * gold.h: Add defines for multimap.
12723 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
12724 to the call of finalize_local_symbols.
12725 * main.cc (main): Create object of class Icf.
12726 * object.cc (Sized_relobj::do_layout): Allow this function to be
12727 called twice during icf.
12728 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
12729 to sections marked as identical by icf.
12730 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
12732 (Sized_relobj::do_section_entsize): New function.
12733 * object.h (Object::section_entsize): New function.
12734 (Object::do_section_entsize): New pure virtual function.
12735 (Relobj::finalize_local_symbols): Add new parameter.
12736 (Relobj::do_section_entsize): New function.
12737 * options.h (General_options::icf): New option.
12738 (General_options::icf_iterations): New option.
12739 (General_options::print_icf_sections): New option.
12740 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
12741 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
12742 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
12744 * symtab.cc (Symbol_table::is_section_folded): New function.
12745 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
12746 to sections marked as identical by icf.
12747 * symtab.h (Symbol_table::set_icf): New function.
12748 (Symbol_table::icf): New function.
12749 (Symbol_table::is_section_folded): New function.
12750 (Symbol_table::icf_): New data member.
12751 * target-reloc.h (relocate_section): Ignore sections folded by icf.
12752 * testsuite/Makefile.am: Add commands to build icf_test.
12753 * testsuite/Makefile.in: Regenerate.
12754 * testsuite/icf_test.sh: New file.
12755 * testsuite/icf_test.cc: New file.
12757 2009-07-24 Chris Demetriou <cgd@google.com>
12759 * layout.cc (is_compressible_debug_section): Fix incorrect
12760 comment about compressed section names.
12762 2009-07-20 Ian Lance Taylor <ian@airs.com>
12765 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
12767 2009-07-16 Ian Lance Taylor <iant@google.com>
12770 * layout.h: #include <map>.
12771 (class Kept_section): Change from struct to class. Add accessors
12772 and setters. Add section size to Comdat_group mapping. Change
12773 Comdat_group to std::map. Add is_comdat_ field. Add
12774 linkonce_size field in union.
12775 (class Layout): Update declaration of find_or_add_kept_section.
12776 Don't declare find_kept_object.
12777 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
12778 parameter. Add object, shndx, is_comdat, and is_group_name
12779 parameters. Change all callers. Adjust for new Kept_section.
12780 (Layout::find_kept_object): Remove.
12781 * object.cc (Sized_relobj::include_section_group): Update use of
12782 Kept_section. Rename secnum to shndx. Only record
12783 Kept_comdat_section if sections are the same size.
12784 (Sized_relobj::include_linkonce_section): Update use of
12785 Kept_section. Only record Kept_comdat_section if sections are the
12786 same size. Set size of linkonce section.
12787 (Sized_relobj::map_to_kept_section): Update call to
12788 get_kept_comdat_section.
12789 * object.h (class Sized_relobj): Rename fields in
12790 Kept_comdat_section to drop trailing underscores; change object
12791 field to Relobj*. Change Kept_comdat_section_table to store
12792 struct rather than pointer.
12793 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12794 Add kept_object and kept_shndx parameters. Change all callers.
12795 (Sized_relobj::get_kept_comdat_section): Change return type to
12796 bool. Add kept_object and kept_shndx parameters. Change all
12798 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12799 Layout::find_or_add_kept_section.
12801 2009-07-09 Ian Lance Taylor <iant@google.com>
12803 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12804 Reserve space in the hash table.
12806 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12808 * fileread.cc (File_read::get_mtime): New method.
12809 * fileread.h (Timespec): New structure.
12810 (File_read::get_mtime): New method.
12811 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12812 Renamed from timestamp_nsec.
12813 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12815 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12817 (Incremental_inputs::report_archive): Save mtime; style fix.
12818 (Incremental_inputs::report_obejct): Save mtime; style fix.
12819 (Incremental_inputs::report_script): Save mtime; style fix.
12820 (Incremental_inputs::finalize_inputs): Style fix.
12821 (Incremental_inputs::finalize): Style fix.
12822 (Incremental_inputs::create_input_section_data): Store inputs
12824 * incremental.h (Incremental_inputs::report_script): Add mtime
12826 (Incremental_inputs::Input_info::Input_info): Intialize only one
12828 (Incremental_inputs::Input_info::archive): Move to nameless
12830 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12831 (Incremental_inputs::Input_info::script): Move to nameless union.
12832 (Incremental_inputs::mtime): New field.
12833 * script.cc (read_input_script): Pass file mtime to
12835 * script.h (Script_info::inputs): Style fix.
12837 2009-07-01 Ian Lance Taylor <ian@airs.com>
12839 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12842 2009-06-24 Ian Lance Taylor <iant@google.com>
12845 * layout.cc (Layout::choose_output_section): If we find an
12846 existing section, update the flags.
12847 (Layout::create_notes): New function, broken out of
12849 (Layout::finalize): Don't create note sections.
12850 (Layout::create_note): Don't crash if linker script discards
12852 (Layout::create_gold_note): Likewise.
12853 (Layout::create_build_id): Likewise. Don't set
12854 after_input_sections on the section.
12855 (Layout::create_executable_stack_info): Remove target parameter.
12857 * layout.h (class Layout): Declare create_notes. Update
12858 declaration of create_executable_stack_info.
12859 * gold.cc (queue_middle_tasks): Call create_notes.
12860 * output.cc (Output_section::update_flags_for_input_section): Move
12861 here from output.h. If SHF_ALLOC flag is newly set, mark address
12863 * output.h (Output_data::mark_address_invalid): New function.
12864 (class Output_section): Only declare, not define,
12865 update_flags_for_input_section. Remove set_flags.
12867 2009-06-24 Ian Lance Taylor <iant@google.com>
12869 * script-sections.cc (Output_section_definition::
12870 set_section_addresses): Rename shadowing local load_address to
12873 2009-06-24 Ian Lance Taylor <iant@google.com>
12876 * reloc.cc (relocate_sections): Skip empty relocation sections.
12878 2009-06-23 Ian Lance Taylor <iant@google.com>
12881 * layout.cc (Layout::create_note): Use choose_output_section
12882 rather than make_output_section.
12884 2009-06-23 Ian Lance Taylor <iant@google.com>
12887 * options.cc (General_options::parse_V): Set printed_version_.
12888 (General_options::General_options): Initialize printed_version_.
12889 * options.h (class General_options): Add printed_version_ field.
12890 * gold.cc (queue_initial_tasks): If there are no input files,
12891 don't give a fatal error if we printed the version information.
12892 (queue_middle_tasks): If using -r with a shared object, give a
12893 fatal error rather than an ordinary error.
12895 2009-06-23 Ian Lance Taylor <iant@google.com>
12898 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12899 (Layout::make_output_section): Set have_stabstr_section_ if we see
12900 a .stab*str section.
12901 (Layout::finalize): Call link_stabs_sections.
12902 (Layout::link_stabs_sections): New file.
12903 * layout.h (class Layout): Add have_stabstr_section_ field.
12904 Declare link_stabs_sections.
12906 2009-06-23 Doug Kwan <dougkwan@google.com>
12908 * Makefile.am (libgold_a_LIBADD): New.
12909 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12910 * Makefile.in: Regenerate.
12911 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12912 * configure: Regenerate.
12913 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12914 * fileread.cc: Include sys/state.h
12915 * gold.h: Declare memmem and strndup if found missing.
12916 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12918 2009-06-23 Ian Lance Taylor <iant@google.com>
12920 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12921 * configure: Rebuild.
12923 2009-06-23 Ian Lance Taylor <iant@google.com>
12926 * object.cc (Object::section_contents): Don't try to get a view if
12927 the section has length zero.
12928 (Object::handle_gnu_warning_section): If the section is empty, use
12929 the name of the section as the warning.
12931 2009-06-23 Ian Lance Taylor <iant@google.com>
12934 * stringpool.h (class Stringpool_template): Add optimize_ field.
12935 (Stringpool_template::set_optimize): New function.
12936 * stringpool.cc (Stringpool_template::Stringpool_template):
12937 Initialize optimize_ field.
12938 (Stringpool_template::set_string_offsets): Test local optimize
12939 fild rather than parameter.
12940 * layout.cc (Layout::Layout): Call set_optimize on the section
12943 2009-06-22 Ian Lance Taylor <iant@google.com>
12946 * yyscript.y: Parse TARGET.
12947 * script.cc (script_set_target): New function.
12948 * script-c.h (script_set_target): Declare.
12949 * options.cc (General_options::string_to_object_format): Rename
12950 from string_to_object_format in anonymous namespace. Change
12952 * options.h (class General_options): Declare
12953 string_to_object_format.
12955 2009-06-22 Ian Lance Taylor <iant@google.com>
12957 * script-sections.cc (Script_sections::create_segments): Don't put
12958 program headers in a PT_LOAD segment if -n or -N.
12960 2009-06-22 Ian Lance Taylor <iant@google.com>
12963 * options.h (class General_options): Add -z lazy and -z now. Sort
12964 -z options into alphabetical order.
12965 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12967 2009-06-21 Ian Lance Taylor <iant@google.com>
12969 * layout.cc (Layout::make_output_section): Call
12970 Target::new_output_section.
12971 (Layout::attach_allocated_section_to_segment): Put large section
12972 sections in a separate load segment with the large segment flag
12974 (Layout::segment_precedes): Sort large data segments after other
12976 (align_file_offset): New static function.
12977 (Layout::set_segment_offsets): Use align_file_offset.
12978 * output.h (class Output_section): Add is_small_section_ and
12979 is_large_section_ fields.
12980 (Output_section::is_small_section): New function.
12981 (Output_section::set_is_small_section): New function.
12982 (Output_section::is_large_section): New function.
12983 (Output_section::set_is_large_section): New function.
12984 (Output_section::is_large_data_section): New function.
12985 (class Output_segment): Add is_large_data_segment_ field.
12986 (Output_segment::is_large_data_segment): New function.
12987 (Output_segment::set_is_large_data_segment): New function.
12988 * output.cc (Output_section::Output_section): Initialize new
12990 (Output_segment::Output_segment): Likewise.
12991 (Output_segment::add_output_section): Add assertion that large
12992 data sections always go in large data segments. Force small data
12993 sections to the end of the list of data sections. Force small BSS
12994 sections to the start of the list of BSS sections. For large BSS
12995 sections to the end of the list of BSS sections.
12996 * symtab.h (class Symbol): Declare is_common_shndx.
12997 (Symbol::is_defined): Check Symbol::is_common_shndx.
12998 (Symbol::is_common): Likewise.
12999 (class Symbol_table): Define enum Commons_section_type. Update
13000 declarations. Add small_commons_ and large_commons_ fields.
13001 * symtab.cc (Symbol::is_common_shndx): New function.
13002 (Symbol_table::Symbol_table): Initialize new fields.
13003 (Symbol_table::add_from_object): Put small and large common
13004 symbols in the right list.
13005 (Symbol_table::sized_finalized_symbol): Check
13006 Symbol::is_common_shndx.
13007 (Symbol_table::sized_write_globals): Likewise.
13008 * common.cc (Symbol_table::do_allocate_commons): Allocate new
13009 common symbol lists. Don't call do_allocate_commons_list if the
13011 (Symbol_table::do_allocate_commons_list): Remove is_tls
13012 parameter. Add comons_section_type parameter. Change all
13013 callers. Handle small and large common symbols.
13014 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
13015 Symbol::is_common_shndx.
13016 * resolve.cc (symbol_to_bits): Likewise.
13017 * target.h (Target::small_common_shndx): New function.
13018 (Target::small_common_section_flags): New function.
13019 (Target::large_common_shndx): New function.
13020 (Target::large_common_section_flags): New function.
13021 (Target::new_output_section): New function.
13022 (Target::Target_info): Add small_common_shndx, large_common_shndx,
13023 small_common_section_flags, and large_common_section_flags
13025 (Target::do_new_output_section): New virtual function.
13026 * arm.cc (Target_arm::arm_info): Initialize new fields.
13027 * i386.cc (Target_i386::i386_info): Likewise.
13028 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
13030 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
13031 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13032 (Target_x86_64::do_new_output_section): New function.
13033 * configure.ac: Define conditional MCMODEL_MEDIUM.
13034 * testsuite/Makefile.am (check_PROGRAMS): Add large.
13035 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
13036 (large_LDFLAGS): Define.
13037 * testsuite/large.c: New file.
13038 * testsuite/testfile.cc (Target_test::test_target_info):
13039 Initialize new fields.
13040 * configure, testsuite/Makefile.in: Rebuild.
13042 2009-06-05 Doug Kwan <dougkwan@google.com>
13044 * Makefile.am (CCFILES): Add target.cc.
13045 * Makefile.in: Regenerate.
13046 * i386.cc (class Target_i386): Define new virtual method to
13047 override do_is_local_label_name in parent.
13048 * object.cc (Sized_relobj::do_count_local_symbols): Discard
13049 local symbols if --discard-locals or -X is given.
13050 * options.h (class General_options): Declare new options
13051 '--discard-locals' and '-X' for discarding locals.
13052 * target.h (class Target): Define new methods is_local_label_name.
13053 Declare new virtual method do_is_local_label_name.
13054 * target.cc: New file.
13055 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
13056 (check_SCRIPTS): Add discard_locals_test.sh.
13057 (check_DATA): Add discard_local_tests.syms.
13058 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
13059 (discard_local_tests.syms, discard_locals_test.o): New make rules.
13060 * testsuite/Makefile.in: Regenerate.
13061 * testsuite/discard_locals_test.c: New file.
13062 * testsuite/discard_locals_test.sh: Same.
13064 2009-06-05 Doug Kwan <dougkwan@google.com>
13066 * object.cc (Sized_relobj::Sized_relobj): Initialize
13067 discarded_eh_frame_shndx_ to -1U.
13068 (Sized_relobj::do_layout): Record index of a discard .eh_frame
13070 (Sized_relobj::do_count_local_symbols): Skip local symbols in
13071 a discarded .eh_frame section.
13072 (Sized_relobj::do_finalize_local_symbols): Ditto.
13073 * object.h (class Sized_relobj): Declare new member
13074 discarded_eh_frame_shndx_.
13075 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
13076 (local_labels_test.o, local_labels_test): New rules.
13077 * testsuite/Makefile.in: Regenerate.
13079 2009-06-04 Doug Kwan <dougkwan@google.com>
13081 * layout.cc (Layout::section_name_mapping): Add mapping for
13082 special ARM sections.
13084 2009-06-03 Doug Kwan <dougkwan@google.com>
13086 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
13087 (utils::has_overflow): Same.
13089 2009-06-03 Ian Lance Taylor <iant@google.com>
13091 * layout.cc (Layout::section_name_mapping): New array, replacing
13092 Layout::linkonce_mapping.
13093 (Layout::section_name_mapping_count): New variable, replacing
13094 Layout::linkonce_mapping_count.
13095 (Layout::linkonce_output_name): Remove.
13096 (Layout::output_section_name): Rewrite.
13097 * layout.h (class Layout): Rename Linkonce_mapping to
13098 Section_name_mapping, linkonce_mapping to section_name_mapping,
13099 linkonce_mapping_count to section_name_mapping_count. Don't
13100 declare linkonce_output_name.
13102 2009-06-03 Doug Kwan <dougkwan@google.com>
13104 * gold/arm.cc (namespace utils): New.
13105 (Target_arm::reloc_is_non_pic): Define new method.
13106 (class Arm_relocate_functions): New.
13107 (Target_arm::Relocate::relocate): Handle relocation types used by
13110 2009-06-03 Ian Lance Taylor <iant@google.com>
13112 * arm.cc (Target_arm::scan::global): Use || instead of |.
13114 2009-06-02 Doug Kwan <dougkwan@google.com>
13116 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
13117 issued_non_pic_error_.
13118 (class Target_arm::Scan): Declare new method check_non_pic.
13119 Define new method symbol_needs_plt_entry.
13120 Declare new data member issued_non_pic_error_.
13121 (class Target_arm::Relocate): Declare new method
13122 should_apply_static_reloc.
13123 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
13124 (Target_arm::Scan::check_non_pic): Define new method.
13125 (Target_arm::Scan::local): Handle a small subset of reloc types used
13127 (Target_arm::Scan::local): Same.
13128 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
13130 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
13132 * incremental.cc (Incremental_inputs::report_command_line): Filter
13133 out --incremental-* options.
13135 2009-05-29 Doug Kwan <dougkwan@google.com>
13137 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
13139 (class Target_arm): Update comment.
13140 (Target_arm::Target_arm): Initialize new data members GOT_,
13141 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
13142 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
13143 and Target_arm::rel_dyn_section.
13144 Declare new_enum Target_arm::Got_type.
13145 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
13147 Update commments for member do_dynsym_value.
13148 (Target_arm::got_size, Target_arm::plt_section,
13149 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
13150 new methods inside class defintion.
13151 (Target_arm::got_section): Define new method.
13152 (Target_arm::rel_dyn_section): Same.
13153 (Output_data_plt_arm): New template class.
13154 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
13155 (Output_data_plt_arm:do_adjust_output_section): Define new method.
13156 (Output_data_plt_arm::add_entry): Same.
13157 (Output_data_plt_arm::first_plt_entry): Define new
13158 static data member for PLT instruction template.
13159 (Output_data_plt_arm::plt_entry): Same.
13160 (Output_data_plt_arm::do_write): Define new method.
13161 (Target_arm::make_plt_entry): Same.
13162 (Target_arm::do_finalize_sections): Same.
13163 (Target_arm::do_dynsym_value): Same.
13165 2009-05-28 Doug Kwan <dougkwan@google.com>
13167 * Makefile.am (TARGETSOURCES): Add arm.cc.
13168 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
13169 * Makefile.in: Regenerate.
13170 * arm.cc: New file.
13171 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
13173 2009-05-26 Doug Kwan <dougkwan@google.com>
13175 * options.cc (General_options::parse_exclude_libs). Fix a comment.
13176 (General_options::check_excluded_libs): Strip off directories in
13177 archive name before matching like GNU ld does.
13178 * testsuite/Makefile.am (MOSTLYCLEANFILES,
13179 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
13180 (exclude_libs_test_LDFLAGS): Add linker option
13181 -Wl,--exclude-libs,libexclude_libs_test_3
13182 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
13183 an explicit archive without using -l.
13184 (alt/libexclude_libs_test_3.a): New make rule.
13185 * testsuite/Makefile.in: Regenerate.
13186 * testsuite/exclude_libs_test.c : Declare lib3_default().
13188 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
13189 * exclude_libs_test_3.c: New file.
13191 2009-05-26 Nick Clifton <nickc@redhat.com>
13193 * po/id.po: New Indonesian translation.
13194 * po/gold.pot: Updated template file.
13196 2009-05-22 Sriraman Tallam <tmsriram@google.com>
13198 * testsuite/Makefile.am: Add -ffunction-sections to compile
13199 gc_comdat_test files. Add -Wl,--gc-sections to build
13201 * testsuite/Makefile.in: Regenerate.
13202 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
13204 2009-05-21 Sriraman Tallam <tmsriram@google.com>
13206 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
13207 kept comdat section was garbage collected.
13208 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
13209 * testsuite/Makefile.in: Regenerate.
13210 * testsuite/gc_comdat_test.sh: New file.
13211 * testsuite/gc_comdat_test_1.cc: New file.
13212 * testsuite/gc_comdat_test_2.cc: New file.
13214 2009-05-19 Doug Kwan <dougkwan@google.com>
13216 * archive.cc (Archive::Archive): Move constructor from archive.h
13217 to here. Initialize no_export_.
13218 (Archive::get_elf_object_for_member): Set no_export flag of object.
13219 * archive.h (Archive::Archive): Move constructor body to
13221 (Archive::no_export): New method.
13222 (Archive::no_export_): New field.
13223 * object.h (Object::Object): Initialize no_export_ to false.
13224 (Object::no_export, Object::set_no_export): New methods.
13225 (Object::no_export_): New field.
13226 * options.cc (General_options::parse_exclude_libs): New method.
13227 (General_options::check_excluded_libs) Same.
13228 * options.h (exclude_libs): New option.
13229 (General_options::check_excluded_libs): New method declaration.
13230 (General_options::excluded_libs_): New field.
13231 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
13232 default or protected visibility if an object has no-export flag set.
13233 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
13234 (check_SCRIPTS): Add exclude_libs_test.sh.
13235 (check_DATA): Add exclude_libs_test.syms.
13236 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
13237 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
13238 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
13239 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
13240 (exclude_libs_test.syms, libexclude_libs_test_1.a,
13241 libexclude_libs_test_2.a): New rules.
13242 * testsuite/Makefile.in: Regenerate.
13243 * testsuite/exclude_libs_test.c: New file.
13244 * testsuite/exclude_libs_test.sh: Ditto.
13245 * testsuite/exclude_libs_test_1.c: Ditto.
13246 * testsuite/exclude_libs_test_2.c: Ditto.
13248 2009-05-15 Ian Lance Taylor <iant@google.com>
13250 * configure.ac: Check for declarations for cases where libiberty.h
13251 checks HAVE_DECL_xxx.
13252 * configure, config.in: Rebuild.
13254 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
13256 * gold.h (Incremental_argument_list): Remove (invalid) forward
13258 * incremental.cc (Incremental_inputs::report_achive): New method.
13259 (Incremental_inputs::report_object): New method.
13260 (Incremental_inputs::report_script): New method.
13261 (Incremental_inputs::finalize_inputs): New method.
13262 (Incremental_inputs::finalize): Call finalize_inputs().
13263 (Incremental_inputs::sized_create_incremental_inputs_section_data):
13264 Create inputs entries.
13265 * incremental.h (Incremental_input_type): New enum.
13266 (Incremental_inputs::Incremental_input): Initialize new fields.
13267 (Incremental_inputs::report_inputs): New method.
13268 (Incremental_inputs::report_achive): New method.
13269 (Incremental_inputs::report_object): New method.
13270 (Incremental_inputs::report_script): New method.
13271 (Incremental_inputs::finalize_inputs): New method.
13272 (Incremental_inputs::Input_info): New struct.
13273 (Incremental_inputs::Input_info_map): New typedef.
13274 (Incremental_inputs::lock_): New field.
13275 (Incremental_inputs::Inputs_): New field.
13276 (Incremental_inputs::Inputs_map): New field.
13277 * main.cc (main): Call Incremental_input::report_inputs.
13278 * options.h (Input_argument_list): Typedef moved from
13280 (Input_file_group::Files): Remove, use ::Input_argument_list.
13281 (Input_file_group::Input_argument_list): Remove, use
13282 ::Input_argument_list.
13283 * plugin.cc (Plugin_manager::add_input_file): Add error in
13285 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
13287 * script.cc (read_input_script): Call
13288 Incremental_input::report_script.
13289 * script.h (Script_info): New class.
13291 2009-04-27 Ian Lance Taylor <iant@google.com>
13293 * x86_64.cc (do_adjust_output_section): Set entsize to
13296 2009-04-23 Elliott Hughes <enh@google.com>
13298 * output.cc (Output_file::close): After short writes, continue
13299 writing from the correct offset in the buffer being written.
13301 2009-04-23 Chris Demetriou <cgd@google.com>
13303 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
13304 * configure: Regenerate.
13305 * config.in: Regenerate.
13306 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
13307 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
13309 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
13311 * incremental.cc (Incremental_inputs_header_data): Renamed from
13312 Incremental_input_header_data.
13313 (Incremental_inputs_header_data::data_size): New field.
13314 (Incremental_inputs_header_data::put_input_file_count): Renamed
13315 from input_file_count.
13316 (Incremental_inputs_header_data::put_command_line_offset): Renamed
13317 from command_line_offset.
13318 (Incremental_inputs_header_data::put_reserved): Renamed from
13320 (Incremental_inputs_entry_data): Renamed from
13321 Incremental_input_entry_data.
13322 (Incremental_inputs_entry_data::data_size): New field.
13323 (Incremental_inputs::report_command_line): New method.
13324 (Incremental_inputs::finalize): New method.
13325 (Incremental_inputs::create_incremental_inputs_data): New method.
13326 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
13327 * incremental.h: New file.
13328 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
13329 (Layout::finalize): Create incremental inputs section in
13330 incremental builds.
13331 (Layout::create_incremental_info_sections): New method.
13332 * layout.h (Layout::incremental_inputs): New method.
13333 (Layout::create_incremental_info_sections): New method.
13334 (Layout::incremental_inputs_): New field.
13335 * main.cc (main): Notify Incremental_input of the command line.
13337 2009-04-01 Ian Lance Taylor <iant@google.com>
13338 Mikolaj Zalewski <mikolajz@google.com>
13340 * gold.h (reserve_unordered_map): Define, three versions, one for
13341 each version of Unordered_map.
13342 * layout.cc (Layout::Layout): Remove options parameter. Add
13343 number_of_input_files parameter. Don't initialize options_.
13344 Initialize number_of_input_files_ and resized_signatures_. Move
13345 sections_are_attached_.
13346 (Layout::layout_group): Reserve space for group_signatures_.
13347 (Layout::find_or_add_kept_section): Change name parameter to be a
13348 reference. Resize signatures_ map when it gets large enough.
13349 (Layout::layout_eh_frame): Use parameters->options() instead of
13351 (Layout::make_output_section): Likewise.
13352 (Layout::attach_allocated_section_to_segment): Likewise.
13353 (Layout::finalize, Layout::create_executable_stack): Likewise.
13354 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
13355 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
13356 * layout.h (class Layout): Update declarations. Remove options_
13357 field. Add number_of_input_files_ and resized_signatures_
13358 fields. Move sections_are_attached_ field.
13359 * main.cc (main): Pass number of input files to Layout
13360 constructor. Don't pass options.
13362 2009-03-30 Ian Lance Taylor <iant@google.com>
13364 * ffsll.c (ffsll): Correct implementation.
13366 2009-03-27 Ian Lance Taylor <iant@google.com>
13368 * ffsll.c: New file.
13369 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
13370 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
13371 * ftruncate.c (ftruncate): Declare before definition.
13372 * mremap.c (mremap): Likewise.
13373 * pread.c (pread): Likewise.
13374 * configure, Makefile.in, config.in: Rebuild.
13376 * mremap.c: New file.
13377 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
13378 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
13379 (mremap): Declare if HAVE_MREMAP is not defined.
13380 * configure, Makefile.in, config.in: Rebuild.
13382 2009-03-27 Cary Coutant <ccoutant@google.com>
13384 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
13385 position independent.
13386 * sparc.cc (Target_sparc::check_non_pic): Likewise.
13387 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
13389 2009-03-24 Cary Coutant <ccoutant@google.com>
13391 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
13393 (needs_dynamic_reloc): Likewise.
13395 2009-03-24 Ian Lance Taylor <iant@google.com>
13397 * yyscript.y (file_cmd): Recognize EXTERN.
13398 (extern_name_list, extern_name_list_body): New nonterminals.
13399 * script.cc (script_add_extern): Define.
13400 * script-c.h (script_add_extern): Declare.
13402 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
13404 * object.cc (is_elf_object): Define.
13405 * object.h (is_elf_object): Declare.
13406 * archive.cc (Archive::get_elf_object_for_member): Call
13408 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
13410 2009-03-24 Elliott Hughes <enh@google.com>
13412 * output.cc (Output_file::map_anonymous): Define.
13413 (Output_file::map): Use map_anonymous. If the regular mmap fails,
13414 try an anonymous one. Report the size if the mmap fails.
13415 * output.h (class Output_file): Declare map_anonymous.
13417 2009-03-24 Ian Lance Taylor <iant@google.com>
13419 * target-select.cc (instantiate_target): Don't acquire the lock if
13420 the instantiated_target_ field has already been set.
13422 2009-03-23 Ian Lance Taylor <iant@google.com>
13424 * gold-threads.h (class Initialize_lock): Define.
13425 * gold-threads.cc (class Initialize_lock_once): Define.
13426 (initialize_lock_control): New static variable.
13427 (initialize_lock_pointer): New static variable.
13428 (initialize_lock_once): New static function.
13429 (Initialize_lock::Initialize_lock): Define.
13430 (Initialize_lock::initialize): Define.
13431 * target-select.h: Include "gold-threads.h".
13432 (class Target_selector): Add lock_ and initialize_lock_ fields.
13433 Don't define instantiate_target, just declare it.
13434 * target-select.cc (Target_selector::Target_selector): Initialize
13436 (Target_selector::instantiate_target): Define.
13437 * descriptors.h: Include "gold-threads.h".
13438 (class Descriptors): Add initialize_lock_ field.
13439 * descriptors.cc (Descriptors::Descriptors): Initialize new
13441 (Descriptors::open): Use initialize_lock_ field
13442 * errors.h (class Errors): Add initialize_lock_ field.
13443 * errors.cc (Errors::Errors): Initialize new field.
13444 (Errors::initialize_lock): Use initialize_lock_ field.
13445 * powerpc.cc (class Target_selector_powerpc): Remove
13446 instantiated_target_ field. In do_recognize call
13447 instantiate_target rather than do_instantiate_target. In
13448 do_instantiate_target just allocate a new target.
13449 * sparc.cc (class Target_selector_sparc): Likewise.
13451 * freebsd.h: New file.
13452 * i386.cc: Include "freebsd.h".
13453 (Target_i386): Derive from Target_freebsd rather than
13455 (Target_selector_i386): Derive from Target_selector_freebsd rather
13456 than Target_selector.
13457 * x86_64.cc: Include "freebsd.h".
13458 (Target_x86_64): Derive from Target_freebsd rather than
13460 (Target_selector_x86_64): Derive from Target_selector_freebsd
13461 rather than Target_selector.
13462 * target.h (class Target): Add adjust_elf_header and
13463 do_adjust_elf_header.
13464 * output.cc (Output_file_header:: do_sized_write): Call target
13465 adjust_elf_header routine.
13466 * configure.tgt: Set targ_osabi.
13467 * configure.ac: Define GOLD_DEFAULT_OSABI.
13468 * parameters.cc (Parameters::default_target): Pass
13469 GOLD_DEFAULT_OSABI to select_target.
13470 * target-select.h (class Target_selector): Make instantiate_target
13471 protected rather than private.
13472 * Makefile.am (HFILES): Add freebsd.h.
13473 * configure, Makefile.in, config.in: Rebuild.
13475 * merge.cc (do_add_input_section): Correct pend value. Change
13476 message about last entry not being null terminated from error to
13479 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
13481 * incremental.cc: New file.
13482 * Makefile.am (CCFILES): Add incremental.cc.
13483 * Makefile.in: Rebuild.
13485 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
13487 * layout.cc (Layout::output_section_name): Preserve names
13488 of '.note.' sections.
13490 2009-03-19 Ian Lance Taylor <iant@google.com>
13492 * descriptors.cc (Descriptors::open): Check that the options are
13493 valid before using them.
13495 2009-03-18 Ian Lance Taylor <iant@google.com>
13497 * script-sections.h: Include <list>.
13498 (class Script_sections): Change Sections_elements from std::vector
13499 to std::list. Typedef public Elements_iterator. Add
13500 orphan_section_placement_, data_segment_align_start_, and
13501 saw_data_segment_align_ fields. Remove data_segment_align_index_
13503 * script-sections.cc (class Orphan_section_placement): New class.
13504 (class Sections_element): Add virtual functions is_relro and
13505 orphan_section_init. Remove virtual function place_orphan_here.
13506 (class Output_section_definition): Add is_relro and
13507 orphan_section_init. Remove place_orphan_here.
13508 (class Orphan_output_section): Likewise.
13509 (Script_sections::Script_sections): Update for field changes.
13510 (Script_sections::data_segment_align): Set saw_data_segment_align_
13511 and data_segment_align_start_, not data_segment_align_index.
13512 (Script_sections::data_segment_relro_end): Check
13513 saw_data_segment_align_. Use data_segment_align_start_ rather
13514 than data_segment_align_index_.
13515 (Script_sections::place_orphan): Rewrite to use
13516 Orphan_section_placement.
13518 2009-03-17 Ian Lance Taylor <iant@google.com>
13520 * archive.cc (Archive::add_symbols): Check for a version attached
13521 to the symbol name in the archive map.
13522 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
13523 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
13524 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
13525 (ver_test_11.a): New target.
13526 * testsuite/Makefile.in: Rebuild.
13528 * configure.ac: Check for chsize and posix_fallocate. Replace
13530 * ftruncate.c: New file, from gnulib.
13531 * output.cc (posix_fallocate): Define dummy version if not
13532 HAVE_POSIX_FALLOCATE.
13533 (Output_file::map): Call posix_fallocate rather than lseek and
13535 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
13536 * configure, Makefile.in, config.in: Rebuild.
13538 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
13540 * layout.h (Layout::create_note): Add section_name parameter.
13541 * layout.cc (Layout::create_note): Likewise.
13542 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
13544 2009-03-17 Ian Lance Taylor <iant@google.com>
13546 * descriptors.cc: Include "options.h".
13547 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
13548 (Descriptors::open): Always use O_CLOEXEC when opening a new
13549 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
13550 then set FD_CLOEXEC.
13552 * sparc.cc (class Target_sparc): Add has_got_section.
13553 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
13554 make sure we have a GOT section.
13556 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
13557 (Target_sparc::Scan::local): Likewise.
13558 (Target_sparc::Scan::global): Likewise.
13559 (Target_sparc::Relocate::relocate): Likewise.
13560 (Target_sparc::Relocate::relocate_tls): Likewise.
13562 * symtab.cc (Symbol_table::define_default_version): New function,
13563 broken out of add_from_object.
13564 (Symbol_table::add_from_object): Call define_default_version.
13565 (Symbol_table::define_special_symbol): Add resolve_oldsym
13566 parameter. Change all callers. If the version for a symbol comes
13567 from a version script, resolve it with the symbol with the same
13568 name with no version. Also add the symbol without a version if
13570 (do_define_in_output_data): If resolving with oldsym, don't delete
13572 (do_define_in_output_segment): Likewise.
13573 (do_define_as_constant): Likewise.
13574 * symtab.h (class Symbol_table): Update declarations.
13576 2009-03-13 Ian Lance Taylor <iant@google.com>
13578 * readsyms.cc (Read_symbols::incompatible_warning): New function.
13579 (Read_symbols::requeue): New function.
13580 (Read_symbols::do_read_symbols): If make_elf_object fails because
13581 the target type is not configured, and the file was searched for,
13582 issue a warning and retry with the next directory.
13583 (Add_symbols::run): If the file has an incompatible format, and
13584 it was searched for, requeue the Read_symbols task. On error,
13585 release the object.
13586 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
13587 dirindex parameter to constructor. Change all callers. Declare
13588 incompatible_warning and requeue.
13589 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
13590 input_argument_ and input_group_ fields. Add them to
13591 constructor. Change all callers.
13592 (class Read_script): Add dirindex_ field. Add it to constructor.
13593 Change all callers.
13594 * archive.cc (Archive::setup): Remove input_objects parameter.
13595 Change all callers.
13596 (Archive::get_file_and_offset): Likewise.
13597 (Archive::read_all_symbols): Likewise.
13598 (Archive::read_symbols): Likewise.
13599 (Archive::get_elf_object_for_member): Remove input_objects
13600 parameter. Add punconfigured parameter. Change all callers.
13601 (Archive::add_symbols): Change return type to bool. Check return
13602 value of include_member.
13603 (Archive::include_all_members): Likewise.
13604 (Archive::include_member): Change return type to bool. Return
13605 false if first included object has incompatible target. Set
13606 included_member_ field.
13607 (Add_archive_symbols::run): If add_symbols returns false, requeue
13609 * archive.h (class Archive): Add included_member_ field.
13610 Initialize it in constructor. Add input_file and searched_for
13611 methods. Update declarations.
13612 (class Add_archive_symbols): Add dirpath_, dirindex_, and
13613 input_argument_ fields. Add them to constructor. Change all
13615 * script.cc: Include "target-select.h".
13616 (class Parser_closure): Add skip_on_incompatible_target_ and
13617 found_incompatible_target_ fields. Add
13618 skip_on_incompatible_target parameter to constructor. Change all
13619 callers. Add methods skip_on_incompatible_target,
13620 clear_skip_on_incompatible_target, found_incompatible_target, and
13621 set_found_incompatible_target.
13622 (read_input_script): Add dirindex parameter. Change all callers.
13623 If parser finds an incompatible target, requeue Read_symbols
13625 (script_set_symbol): Clear skip_on_incompatible_target in
13627 (script_add_assertion, script_parse_option): Likewise.
13628 (script_start_sections, script_add_phdr): Likewise.
13629 (script_check_output_format): New function.
13630 * script.h (read_input_script): Update declaration.
13631 * script-c.h (script_check_output_format): Declare.
13632 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
13633 (ignore_cmd): Remove OUTPUT_FORMAT.
13634 * fileread.cc (Input_file::Input_file): Add explicit this.
13635 (Input_file::will_search_for): New function.
13636 (Input_file::open): Add pindex parameter. Change all callers.
13637 * fileread.h (class Input_file): Add input_file_argument method.
13638 Declare will_search_for. Update declarations.
13639 * object.cc (make_elf_object): Add punconfigured parameter.
13640 Change all callers.
13641 * object.h (class Object): Make input_file public. Add
13642 searched_for method.
13643 (make_elf_object): Update declaration.
13644 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
13646 * dirsearch.h (class Dirsearch): Update declaration.
13647 * options.h (class General_options): Add --warn-search-mismatch.
13648 * parameters.cc (Parameters::is_compatible_target): New function.
13649 * parameters.h (class Parameters): Declare is_compatible_target.
13650 * workqueue.cc (Workqueue::add_blocker): New function.
13651 * workqueue.h (class Workqueue): Declare add_blocker.
13653 * fileread.cc (Input_file::open): Remove options parameter.
13654 Change all callers.
13655 (Input_file::open_binary): Likewise.
13656 * script.cc (read_input_script): Likewise.
13657 * readsyms.h (class Read_symbols): Remove options_ field. Remove
13658 options parameter from constructor. Change all callers.
13659 (class Read_script): Likewise.
13660 * fileread.h (class Input_file): Update declarations.
13661 * script.h (read_input_script): Update declaration.
13663 2009-03-10 Nick Clifton <nickc@redhat.com>
13665 * po/es.po: New Spanish translation.
13667 2009-03-06 Cary Coutant <ccoutant@google.com>
13669 * options.cc (parse_short_option): Keep dash_z from registering itself.
13671 2009-03-03 Ian Lance Taylor <iant@google.com>
13674 * target-reloc.h (relocate_section): Pass output_section to
13676 * i386.cc (Target_i386::should_apply_static_reloc): Add
13677 output_section parameter. Change all callers.
13678 (Target_i386::Relocate::relocate): Add output_section parameter.
13679 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13680 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
13681 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
13682 * testsuite/two_file_shared.sh: New script.
13683 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
13684 (check_DATA): Add two_file_shared.dbg.
13685 (two_file_shared.dbg): New target.
13686 * testsuite/Makefile.in: Rebuild.
13688 2009-03-01 Ian Lance Taylor <iant@google.com>
13690 * configure.ac: Check for byteswap.h.
13691 * configure: Rebuild.
13692 * config.in: Rebuild.
13694 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
13696 * layout.cc (Layout::find_or_add_kept_section): New function.
13697 (Layout::add_comdat): Removed.
13698 * layout.h (struct Kept_section): Move out of class Layout.
13699 Remove trailing underscores from field names. Add group_sections
13700 field. Rename group_ field to is_group. Change all uses.
13701 (class Layout): Declare find_or_add_kept_section, not add_comdat.
13702 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
13703 comdat_groups_ field.
13704 (Sized_relobj::include_section_group): Use
13705 find_or_add_kept_section and Kept_section::group_sections.
13706 (Sized_relobj::include_linkonce_section): Likewise.
13707 * object.cc (class Sized_relobj): Don't define Comdat_group or
13708 Comdat_group_table. Remove find_comdat_group and
13709 add_comdat_group. Remove comdat_groups_ field.
13710 * plugin.cc (include_comdat_group): Use
13711 Layout::find_or_add_kept_section.
13713 2009-02-28 Ian Lance Taylor <iant@google.com>
13715 * README: --gc-sections and map files are now supported. Document
13716 some build requirements.
13719 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
13720 relocatable link set the value of the section symbol to zero.
13721 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
13722 relocatable link don't include the section address in the local
13725 2009-02-27 Ian Lance Taylor <iant@google.com>
13728 * options.h (class Search_directory): Add is_system_directory.
13729 (class General_options): Declare is_in_system_directory.
13730 * options.cc (get_relative_sysroot): Make static.
13731 (get_default_sysroot): Make static.
13732 (General_optoins::is_in_system_directory): New function.
13733 * fileread.cc (Input_file::is_in_system_directory): New function.
13734 * fileread.h (class Input_file): Declare is_in_system_directory.
13735 * object.h (class Object): Add is_in_system_directory.
13736 (class Input_objects): Remove system_library_directory_ field.
13737 * object.cc (Input_objects::add_object): Don't set
13738 system_library_directory_.
13739 (input_objects::found_in_system_library_directory): Remove.
13740 * symtab.cc (Symbol_table::write_globals): Remove input_objects
13741 parameter. Change all callers.
13742 (Symbol_table::sized_write_globals): Likewise.
13743 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
13744 Call Object::is_in_system_directory.
13745 * symtab.h (class Symbol_table): Update declarations.
13748 * descriptors.h (Open_descriptor): Add is_on_stack field.
13749 * descriptors.cc (Descriptors::open): If the descriptor is on the
13750 top of the stack, remove it. Initialize is_on_stack field.
13751 (Descriptors::release): Only add pod to stack if it is not on the
13753 (Descriptors::close_some_descriptor): Clear stack_next and
13754 is_on_stack fields.
13757 * output.cc (Output_section::find_starting_output_address): Rename
13758 from starting_output_address; add PADDR parameter; change return
13760 * output.h (class Output_section): Declare
13761 find_starting_output_address instead of starting_output_address.
13762 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
13763 section symbol for which we can't find a merge section.
13766 * symtab.cc (Symbol_table::add_from_object): If the visibility is
13767 hidden or internal, force the symbol to be local.
13768 * resolve.cc (Symbol::override_visibility): Define.
13769 (Symbol::override_base): Use override_visibility.
13770 (Symbol_table::resolve): Likewise.
13771 (Symbol::override_base_with_special): Likewise.
13772 (Symbol_table::override_with_special): If the visibility is hidden
13773 or internal, force the symbol to be local.
13774 * symtab.h (class Symbol): Add set_visibility and
13775 override_visibility.
13776 * testsuite/ver_test_1.sh: New file.
13777 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
13778 (check_DATA): Add ver_test_1.syms.
13779 (ver_test_1.syms): New target.
13780 * testsuite/Makefile.in: Rebuild.
13782 2009-02-25 Cary Coutant <ccoutant@google.com>
13784 * layout.cc (Layout::choose_output_section): Don't rename sections
13785 when using a linker script that has a SECTIONS clause.
13786 * Makefile.in: Regenerate.
13788 * testsuite/Makefile.am (script_test_5.sh): New test case.
13789 * testsuite/Makefile.in: Regenerate.
13790 * testsuite/script_test_5.cc: New file.
13791 * testsuite/script_test_5.sh: New file.
13792 * testsuite/script_test_5.t: New file.
13794 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
13796 * archive.cc (Archive::include_member): Update calls to add_symbols.
13797 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13798 the Layout argument.
13799 * dynobj.h (do_add_symbols): Add the Layout argument.
13800 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13802 * object.h (Object::add_symbols): Add the Layout argument.
13803 (Object::do_add_symbols): Add the Layout argument.
13804 (Sized_relobj::do_add_symbols): Add the Layout argument.
13805 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13806 Unify the two versions.
13807 (Add_plugin_symbols): Remove.
13808 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13809 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13810 (Add_plugin_symbols): Remove.
13811 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13812 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13813 (Add_symbols::run): Make it work with Pulginobj.
13815 2009-02-06 Ian Lance Taylor <iant@google.com>
13817 * object.cc (Sized_relobj::do_layout): Make info message start
13818 with lower case letter.
13820 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13822 * binary.cc: Fix file comment.
13824 * options.h (enum Incremental_disposition): Define.
13825 (class General_options): Add new options: --incremental,
13826 --incremental_changed, --incremental_unchanged,
13827 --incremental_unknown. Add incremental_disposition_ and
13828 implicit_incremental_ fields.
13829 (General_options::incremental_disposition): New function.
13830 (class Position_dependent_options): Add incremental_disposition
13832 (Position_dependent_options::copy_from_options): Set incremental
13834 * options.cc (General_options::parse_incremental_changed): New
13836 (General_options::parse_incremental_unchanged): New function.
13837 (General_options::parse_incremental_unknown): New function.
13838 (General_options::General_options): Initialize new fields
13839 incremental_disposition_ and implicit_incremental_.
13840 (General_options::finalize): Check for uasge of --incremental-*
13841 without --incremental.
13843 2009-02-06 Chris Demetriou <cgd@google.com>
13845 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13846 pointer and to report location as the file name associated with
13848 (gold_undefined_symbol_at_location): New function to replace the
13849 old gold_undefined_symbol functionality.
13850 * target-reloc.h (relocate_section): Update to use
13851 gold_undefined_symbol_at_location.
13852 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13853 Call gold_undefined_symbol function rather than gold_error.
13854 * errors.h (Errors::undefined_symbol): Take location as a
13855 string, rather than calculating it from a relocation.
13856 * errors.cc (Errors::fatal): Print "fatal error:" before the
13858 (Errors::error, Errors::error_at_location): Print "error: "
13859 before the formatted message.
13860 (Errors::undefined_symbol): Take location as a string, rather
13861 than calculating it from a relocation.
13862 (gold_undefined_symbol_at_location): New function akin to
13863 old gold_undefined_symbol, calculates location from relocation.
13864 (gold_undefined_symbol): Change to take only a Symbol pointer
13865 and to report location as the file name associated with the symbol.
13866 * testsuite/debug_msg.sh: Update for changed error messages.
13867 * testsuite/undef_symbol.sh: Likewise.
13869 2009-02-04 Duncan Sands <baldrick@free.fr>
13872 * reduced_debug_output.h
13873 (Output_reduced_debug_abbrev_section::failed): Use format for
13875 (Output_reduced_debug_info_section::faild): Likewise.
13877 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13879 * script.cc (Lazy_demangler): New class.
13880 (Version_script_info::get_symbol_version_helper): Demangle a
13883 2009-01-29 Cary Coutant <ccoutant@google.com>
13885 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13887 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13889 2009-01-28 Ian Lance Taylor <iant@google.com>
13891 * version.cc (version_string): Bump to 1.9.
13893 * gold.h: Include <cstring> and <stdint.h>.
13894 * version.cc: Include <cstdio>.
13895 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13897 * reduced_debug_output.cc (insert_into_vector): Rename from
13898 Insert_into_vector; change all callers. Use Swap_unaligned to
13899 avoid aliasing issue; remove union since it is unnecessary.
13901 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13903 * Makefile.am (CCFILES): Add gc.cc.
13904 (HFILES): Add gc.h.
13905 * Makefile.in: Regenerate.
13906 * gold.cc (Gc_runner): New class.
13907 (queue_initial_tasks): Call garbage collection related tasks
13908 when corresponding options are invoked.
13909 (queue_middle_gc_tasks): New function.
13910 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13911 processed early before laying out sections during garbage collection.
13912 * gold.h (queue_middle_gc_tasks): New function.
13913 (is_prefix_of): Move from "layout.cc".
13914 * i386.cc (Target_i386::gc_process_relocs): New function.
13915 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13916 * main.cc (main): Create object of class "Garbage_collection".
13917 * object.cc (Relobj::copy_symbols_data): New function.
13918 (Relobj::is_section_name_included): New function.
13919 (Sized_relobj::do_layout): Allow this function to be called twice
13920 during garbage collection and defer layout of section during the
13922 * object.h (Relobj::get_symbols_data): New function.
13923 (Relobj::is_section_name_included): New function.
13924 (Relobj::copy_symbols_data): New function.
13925 (Relobj::set_symbols_data): New function.
13926 (Relobj::get_relocs_data): New function.
13927 (Relobj::set_relocs_data): New function.
13928 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13929 (Relobj::gc_process_relocs): New function.
13930 (Relobj::do_gc_process_relocs): New pure virtual function.
13931 (Relobj::sd_): New data member.
13932 (Sized_relobj::is_output_section_offset_invalid): New function.
13933 (Sized_relobj::do_gc_process_relocs): New function.
13934 * options.h (General_options::gc_sections): Modify to not be a no-op.
13935 (General_options::print_gc_sections): New option.
13936 * plugin.cc (Plugin_finish::run): Remove function call to
13937 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13938 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13939 * reloc.cc (Read_relocs::run): Add task to process relocs and
13940 determine unreferenced sections when doing garbage collection.
13941 (Gc_process_relocs): New class.
13942 (Sized_relobj::do_gc_process_relocs): New function.
13943 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13944 sections that are garbage collected.
13945 * reloc.h (Gc_process_relocs): New class.
13946 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13947 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13948 symbols whose corresponding sections are garbage collected.
13949 (Symbol_table::Symbol_table): Add new parameter for the garbage
13951 (Symbol_table::gc_mark_undef_symbols): New function.
13952 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13953 (Symbol_table::gc_mark_dyn_syms): New function.
13954 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13956 (Symbol_table::add_from_object): Likewise.
13957 (Symbol_table::add_from_relobj): When building shared objects, do not
13958 treat externally visible symbols as garbage.
13959 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13960 table information for static and relocatable links.
13961 * symtab.h (Symbol_table::set_gc): New function.
13962 (Symbol_table::gc): New function.
13963 (Symbol_table::gc_mark_undef_symbols): New function.
13964 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13965 (Symbol_table::gc_mark_dyn_syms): New function.
13966 (Symbol_table::gc_): New data member.
13967 * target.h (Sized_target::gc_process_relocs): New pure virtual
13969 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13970 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13972 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13974 * options.h (General_options::gc_sections): Define as a no-op for now.
13975 (General_options::no_keep_memory): Ditto.
13976 (General_options::Bshareable): Define.
13977 * options.cc (General_options::finalize): Honor -Bshareable.
13979 2009-01-20 Andreas Schwab <schwab@suse.de>
13981 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13982 read the value in the contents, since we don't use it. Use the
13983 template endianness when writing.
13984 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13986 2009-01-19 Andreas Schwab <schwab@suse.de>
13988 * configure.tgt (powerpc64-*): Fix targ_obj.
13990 2009-01-15 Ian Lance Taylor <iant@google.com>
13992 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13993 local symbols when stripping all symbols.
13995 2009-01-14 Cary Coutant <ccoutant@google.com>
13997 * output.cc (Output_reloc): Add explicit instantiations.
13999 2009-01-14 Cary Coutant <ccoutant@google.com>
14001 * archive.cc (Archive::get_elf_object_for_member): Remove call
14002 to File_read::claim_for_plugin.
14003 * descriptors.cc (Descriptors::open): Remove reference to
14005 (Descriptors::claim_for_plugin): Remove.
14006 * descriptors.h (Descriptors::claim_for_plugin): Remove.
14007 (Descriptors::is_claimed): Remove.
14008 (claim_descriptor_for_plugin): Remove.
14009 * fileread.cc (File_read::claim_for_plugin): Remove.
14010 * fileread.h (File_read::claim_for_plugin): Remove.
14011 (File_read::descriptor): Reopen descriptor if necessary.
14012 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
14013 (Plugin_manager::all_symbols_read): Add task parameter. Change
14015 (Plugin_manager::get_input_file): New function.
14016 (Plugin_manager::release_input_file): New function.
14017 (Pluginobj::Pluginobj): Add filesize parameter and initialize
14018 corresponding data member.
14019 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
14020 and pass to base constructor. Change all callers.
14021 (get_input_file, release_input_file): New functions.
14022 (make_sized_plugin_object): Add filesize parameter. Change all callers.
14023 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
14024 (Plugin_manager::all_symbols_read): Add task parameter.
14025 (Plugin_manager::get_input_file): New function.
14026 (Plugin_manager::release_input_file): New function.
14027 (Plugin_manager::task_): New data member.
14028 (Pluginobj::Pluginobj): Add filesize parameter.
14029 (Pluginobj::filename): New function.
14030 (Pluginobj::descriptor): New function.
14031 (Pluginobj::filesize): New function.
14032 (Pluginobj::filesize_): New data member.
14033 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
14034 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
14035 File_read::claim_for_plugin; use Object::unlock to unlock the file.
14037 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
14038 with archive libraries.
14039 * testsuite/Makefile.in: Regenerate.
14040 * testsuite/plugin_test.c (struct sym_info): New type.
14041 (get_input_file, release_input_file): New static variables.
14042 (onload): Capture new transfer vector entries.
14043 (claim_file_hook): Stop reading at end of file according to filesize.
14044 Factor out parsing of readelf output into separate function.
14045 (all_symbols_read_hook): Exercise get_input_file and release_input_file
14046 APIs and get the source file name from the symbol table. Convert
14047 source file name to corresponding object file name. Print info
14048 message when adding new input files.
14049 (parse_readelf_line): New function.
14050 * testsuite/plugin_test_1.sh: Add checks for new info messages.
14051 * testsuite/plugin_test_2.sh: Likewise.
14052 * testsuite/plugin_test_3.sh: Likewise.
14053 * testsuite/plugin_test_4.sh: New test case.
14055 2009-01-07 Ian Lance Taylor <iant@google.com>
14057 * version.cc (version_string): Bump to 1.8.
14059 2008-12-23 Cary Coutant <ccoutant@google.com>
14061 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
14062 * plugin.cc (Plugin_manager::finish): Rename as
14063 layout_deferred_objects. Move cleanup to separate function.
14064 (Plugin_manager::cleanup): New function.
14065 (Plugin_finish::run): Call layout_deferred_objects and cleanup
14067 * plugin.h (Plugin_manager::finish): Rename as
14068 layout_deferred_objects.
14069 (Plugin_manager::cleanup): New function.
14070 (Plugin_manager::cleanup_done): New field.
14072 2008-12-23 Cary Coutant <ccoutant@google.com>
14074 * plugin.cc (is_visible_from_outside): New function.
14075 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
14076 so we don't return "IR only" status for exported symbols or -r links.
14078 * testsuite/Makefile.am (plugin_test_3): New test case.
14079 * testsuite/Makefile.in: Regenerate.
14080 * testsuite/plugin_test_3.sh: New file.
14082 2008-12-22 Cary Coutant <ccoutant@google.com>
14084 * object.cc (Sized_relobj::layout_section): New function.
14085 (Sized_relobj::do_layout): Defer layout of input sections until after
14086 plugin has provided replacement files.
14087 (Sized_relobj::do_layout_deferred_sections): New function.
14088 * object.h (Relobj::set_section_offset): Remove virtual keyword.
14089 (Relobj::layout_deferred_sections): New function.
14090 (Relobj::do_layout_deferred_sections): New function.
14091 (Sized_relobj::do_layout_deferred_sections): New function.
14092 (Sized_relobj::layout_section): New function.
14093 (Sized_relobj::Deferred_layout): New structure.
14094 (Sized_relobj::deferred_layout_): New field.
14095 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
14096 Change all callers. Layout deferred sections.
14097 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
14099 (Plugin_hook::run): Move code from do_plugin_hook inline.
14100 (Plugin_hook::do_plugin_hook): Remove.
14101 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
14102 (Plugin_manager::finish): Renamed, was cleanup.
14103 (Plugin_manager::should_defer_layout): New function.
14104 (Plugin_manager::add_deferred_layout_object): New function.
14105 (Plugin_manager::Deferred_layout_list): New type.
14106 (Plugin_manager::deferred_layout_objects_): New field.
14107 (Plugin_hook::do_plugin_hook): Remove.
14109 2008-12-17 Ian Lance Taylor <iant@google.com>
14111 * options.h (class General_options): Add --no case for
14114 2008-12-16 Cary Coutant <ccoutant@google.com>
14116 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
14118 (Plugin_manager::claim_file): Create plugin object even if
14119 plugin did not call the add_symbols callback.
14120 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
14121 asking for more symbols than were added.
14122 * testsuite/Makefile.am (plugin_test_1): Add test case with
14124 (empty.syms): New target.
14125 * testsuite/Makefile.in: Regenerate.
14126 * testsuite/plugin_test.c (claim_file_hook): Add new debug
14127 message. Don't call add_symbols if no globals.
14128 (all_symbols_read_hook): Don't provide replacement for empty
14131 2008-12-12 Ian Lance Taylor <iant@google.com>
14133 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
14134 r_type == 0 for a local symbol with r_sym == 0.
14135 (scan_relocatable_relocs): Pass r_sym to
14136 local_non_section_strategy.
14137 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
14140 * configure.ac: Update test for TLS descriptors: they are
14141 supported as of glibc 2.9.
14142 * configure: Rebuild.
14144 2008-12-11 Ian Lance Taylor <iant@google.com>
14147 * target-reloc.h (Default_scan_relocatable_relocs): For each
14148 function, map r_type == 0 to RELOC_DISCARD.
14150 2008-12-10 Cary Coutant <ccoutant@google.com>
14152 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
14153 object to override a kept COMDAT group from a plugin object.
14155 2008-12-09 Ian Lance Taylor <iant@google.com>
14158 * yyscript.y (file_cmd): Handle INPUT.
14160 * testsuite/initpri1.c: Change all declarations to be full
14161 prototypes by adding void, to avoid compiler warnings.
14163 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
14165 * options.cc (General_options::parse_plugin_opt): New.
14166 (General_options::add_plugin): The argument now is just the filename.
14167 (General_options::add_plugin_option): New.
14168 * options.h (plugin_opt): New.
14169 (add_plugin): Change argument name.
14170 (add_plugin_option): New.
14171 * plugin.cc (Plugin::load): Don't parse the plugin option.
14172 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
14173 (Plugin::add_option): New.
14174 (Plugin::args_): Change type.
14175 (Plugin::filename_): New.
14176 (Plugin_manager::add_plugin_option): New.
14177 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
14178 * testsuite/Makefile.in: Regenerate.
14180 2008-12-05 Cary Coutant <ccoutant@google.com>
14182 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
14183 Handle --strip-lto-sections option.
14184 * options.h (strip_lto_sections): New option.
14186 2008-12-01 Cary Coutant <ccoutant@google.com>
14188 * plugin.cc (ld_plugin_message): Change format parameter to const.
14189 Fix mismatch between new[] and delete.
14191 2008-11-14 Cary Coutant <ccoutant@google.com>
14193 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
14196 2008-11-05 Craig Silverstein <csilvers@google.com>
14198 * options.cc (General_options::parse_dynamic_list): New function.
14199 * options.h (General_options): New flags dynamic_list,
14200 dynamic_list_data, dynamic_list_cpp_new, and
14201 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
14202 (General_options::in_dynamic_list): New function.
14203 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
14204 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
14205 (Lex::can_continue_name): Likewise.
14207 (read_script_file): New parameter script_options.
14208 (read_dynamic_list): New function.
14209 (Script_options::define_dynamic_list): New function.
14210 (dynamic_list_keyword_parsecodes): New variable.
14211 (dynamic_list_keywords): New variable.
14212 * script.h (Script_options::define_dynamic_list): New function
14214 (read_dynamic_list): New function prototype.
14215 * symtab.cc (strprefix): New macro.
14216 (Symbol::should_add_dynsym_entry): Support dynamic_list,
14217 dynamic_list_data, dynamic_list_cpp_new, and
14218 dynamic_list_cpp_typeinfo.
14219 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
14220 (dynamic_list_expr): New rule.
14221 (dynamic_list_nodes): Likewise.
14222 (dynamic_list_node): Likewise.
14223 * testsuite/Makefile.am (dynamic_list): New test.
14224 * testsuite/Makefile.in: Regenerated.
14225 * testsuite/dynamic_list.t: New file.
14226 * testsuite/dynamic_list.sh: New file.
14228 2008-11-05 Craig Silverstein <csilvers@google.com>
14230 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
14231 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
14232 (t11_last): Likewise.
14233 * testsuite/ver_test_6.c (main): Likewise.
14235 2008-10-07 Cary Coutant <ccoutant@google.com>
14237 * options.c (General_options::finalize): Add check for -static and
14239 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
14242 2008-10-02 Cary Coutant <ccoutant@google.com>
14244 * plugin.cc (make_sized_plugin_object): Fix conditional
14245 compilation to work when not all targets are enabled.
14247 2008-09-29 Cary Coutant <ccoutant@google.com>
14249 * archive.cc (Archive::get_file_and_offset): Use filename instead
14250 of name to get library path.
14251 (Archive::include_member): Unlock external member of a thin archive.
14253 * testsuite/Makefile.am (TEST_AR): New variable.
14254 (thin_archive_test_1): New test.
14255 (thin_archive_test_2): New test.
14256 * testsuite/Makefile.in: Regenerate.
14257 * testsuite/thin_archive_main.cc: New file.
14258 * testsuite/thin_archive_test_1.cc: New file.
14259 * testsuite/thin_archive_test_2.cc: New file.
14260 * testsuite/thin_archive_test_3.cc: New file.
14261 * testsuite/thin_archive_test_4.cc: New file.
14263 2008-09-29 Cary Coutant <ccoutant@google.com>
14265 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
14266 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
14268 (Sized_relobj::do_finalize_local_symbols): Likewise.
14269 (Sized_relobj::map_to_kept_section): Likewise.
14270 * object.h (Sized_relobj::invalid_address): New constant.
14271 (Sized_relobj::do_output_section_offset): Check for invalid_address
14273 * output.cc (Output_reloc::local_section_offset): Use constant
14274 invalid_address instead of -1U.
14275 (Output_reloc::get_address): Likewise.
14276 (Output_section::output_address): Change -1U to -1ULL.
14277 * output.h (Output_reloc::invalid_address): New constant.
14278 * reloc.cc (Sized_relobj::write_sections): Use constant
14279 invalid_address instead of -1U.
14280 (Sized_relobj::relocate_sections): Likewise.
14281 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
14282 values for merge sections.
14283 * target-reloc.h (relocate_for_relocatable): Use constant
14284 invalid_address instead of -1U.
14286 2008-09-19 Cary Coutant <ccoutant@google.com>
14288 Add plugin functionality for link-time optimization (LTO).
14289 * configure.ac (plugins): Add --enable-plugins option.
14290 * configure: Regenerate.
14291 * config.in: Regenerate.
14292 * Makefile.am (LIBDL): New variable.
14293 (CCFILES): Add plugin.cc.
14294 (HFILES): Add plugin.h.
14295 (ldadd_var): Add LIBDL.
14296 * Makefile.in: Regenerate.
14298 * archive.cc: Include "plugin.h".
14299 (Archive::setup): Don't preread archive symbols when using a plugin.
14300 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
14301 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
14303 (Archive::include_member): Add symbols from plugin objects.
14304 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
14305 * descriptors.cc (Descriptors::open): Check for file descriptors
14306 abandoned by plugins.
14307 (Descriptors::claim_for_plugin): New function.
14308 * descriptors.h (Descriptors::claim_for_plugin): New function.
14309 (Open_descriptor::is_claimed): New field.
14310 (claim_descriptor_for_plugin): New function.
14311 * fileread.cc (File_read::claim_for_plugin): New function.
14312 * fileread.h (File_read::claim_for_plugin): New function.
14313 (File_read::descriptor): New function.
14314 * gold.cc: Include "plugin.h".
14315 (queue_initial_tasks): Add task to call plugin hooks for generating
14317 * main.cc: Include "plugin.h".
14318 (main): Load plugin libraries.
14319 * object.h (Pluginobj): Declare.
14320 (Object::pluginobj): New function.
14321 (Object::do_pluginobj): New function.
14322 (Object::set_target): New function.
14323 * options.cc: Include "plugin.h".
14324 (General_options::parse_plugin): New function.
14325 (General_options::General_options): Initialize plugins_ field.
14326 (General_options::add_plugin): New function.
14327 * options.h (Plugin_manager): Declare.
14328 (General_options): Add --plugin option.
14329 (General_options::has_plugins): New function.
14330 (General_options::plugins): New function.
14331 (General_options::add_plugin): New function.
14332 (General_options::plugins_): New field.
14333 * plugin.cc: New file.
14334 * plugin.h: New file.
14335 * readsyms.cc: Include "plugin.h".
14336 (Read_symbols::do_read_symbols): Check for archive before checking
14337 for ELF file. Call plugin hooks to claim files.
14338 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
14339 from a real object file; force override when processing replacement
14341 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
14342 (Symbol::init_base_object): Likewise.
14343 (Symbol::init_base_output_data): Likewise.
14344 (Symbol::init_base_output_segment): Likewise.
14345 (Symbol::init_base_constant): Likewise.
14346 (Symbol::init_base_undefined): Likewise.
14347 (Symbol::output_section): Assert that object is not a plugin.
14348 (Symbol_table::add_from_pluginobj): New function.
14349 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
14351 (Symbol_table::sized_write_globals): Likewise.
14352 (Symbol_table::add_from_pluginobj): Instantiate template.
14353 * symtab.h (Sized_pluginobj): Declare.
14354 (Symbol::in_real_elf): New function.
14355 (Symbol::set_in_real_elf): New function.
14356 (Symbol::in_real_elf_): New field.
14357 (Symbol_table::add_from_pluginobj): New function.
14359 * testsuite/Makefile.am (AM_CFLAGS): New variable.
14360 (LIBDL): New variable.
14361 (LDADD): Add LIBDL.
14362 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
14363 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
14364 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
14365 (MOSTLYCLEANFILES): Likewise.
14366 * testsuite/Makefile.in: Regenerate.
14367 * testsuite/plugin_test.c: New file.
14368 * testsuite/plugin_test_1.sh: New file.
14369 * testsuite/plugin_test_2.sh: New file.
14371 2008-09-16 Ian Lance Taylor <iant@google.com>
14373 * target-reloc.h (relocate_section): Check whether a symbol is
14374 defined by the ABI before reporting an undefined symbol error.
14375 * target.h (Target::is_defined_by_abi): Make parameter const.
14376 (Target::do_is_defined_by_abi): Likewise.
14377 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
14378 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
14379 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
14380 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
14381 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
14382 * testsuite/Makefile.in: Rebuild.
14384 * fileread.cc (make_view): Add casts to avoid warning.
14386 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
14388 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
14389 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14391 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
14393 * options.h (General_options::output_is_executable): New.
14394 (General_options::output_is_pie): New.
14395 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
14396 for shared libraries.
14397 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14399 2008-09-11 Chris Demetriou <cgd@google.com>
14401 * options.h (origin): New -z option.
14402 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
14403 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
14406 2008-09-05 Cary Coutant <ccoutant@google.com>
14408 * fileread.cc (File_read::make_view): Add check for attempt to map
14409 beyond end of file.
14411 2008-09-05 Cary Coutant <ccoutant@google.com>
14413 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
14414 explicit instantiations.
14416 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
14419 * options.cc (General_options::finalize): Allow undefined symbols
14420 in shlibs if linking -shared.
14423 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
14424 symbols as not needing a dynsym entry.
14426 2008-08-20 Craig Silverstein <csilvers@google.com>
14428 * fileread.cc (File_read::open): Do not lock the file unless it
14429 was successfully opened.
14431 2008-08-14 Cary Coutant <ccoutant@google.com>
14433 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
14434 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
14435 * testsuite/tls_test.cc (struct int128): 128-bit struct
14436 for testing TLS relocs with non-zero addend.
14437 (v12): New TLS variable.
14439 (t_last): Add check for v12.
14440 * testsuite/tls_test.h (t12): New function.
14441 * testsuite/tls_test_main.cc (thread_routine): Call new test.
14443 2008-08-13 Ian Lance Taylor <iant@google.com>
14445 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
14446 set tls_segment_ or relro_segment_.
14447 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
14449 * output.h (Output_section::clear_is_relro): New function.
14450 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
14451 sections specially even when output_data_ is empty.
14452 (Output_segment::maximum_alignment): When first section is relro,
14453 only force alignment for PT_LOAD segments.
14454 * script.cc (script_data_segment_align): New function.
14455 (script_data_segment_relro_end): New function.
14456 * script-c.h (script_data_segment_align): Declare.
14457 (script_data_segment_relro_end): Declare.
14458 * script-sections.h (class Script_sections): Declare
14459 data_segment_align and data_segment_relro_end. Add fields
14460 segment_align_index_ and saw_relro_end_.
14461 * script-sections.cc (class Sections_element): Add set_is_relro
14462 virtual function. Add new bool* parameter to place_orphan_here.
14463 Add get_output_section virtual function.
14464 (class Output_section_definition): Add set_is_relro. Add new
14465 bool* parameter to place_orphan_here. Add get_output_section.
14466 Add is_relro_ field.
14467 (Output_section_definition::Output_section_definition): Initialize
14468 evaluated_address_, evaluated_load_address, evaluated_addralign_,
14469 and is_relro_ fields.
14470 (Output_section_definition::place_orphan_here): Add is_relro
14472 (Output_section_definition::set_section_addresses): Set relro for
14474 (Output_section_definition::alternate_constraint): Likewise.
14475 (class Orphan_output_section): Add new bool* parameter to
14476 place_orphan_here. Add get_output_section.
14477 (Orphan_output_section::place_orphan_here): Add is_relro
14479 (Script_sections::Script_sections): Initialize
14480 data_segment_align_index_ and saw_relro_end_.
14481 (Script_sections::data_segment_align): New function.
14482 (Script_sections::data_segment_relro_end): New function.
14483 (Script_sections::place_orphan): Set or clear is_relro.
14484 (Script_sections::set_section_addresses): Force alignment of first
14486 * yyscript.y (exp): Call script_data_segment_align and
14487 script_data_segment_relro_end.
14488 * testsuite/relro_script_test.t: New file.
14489 * testsuite/relro_test.cc (using_script): Declare.
14490 (t1, t2): Test using_script.
14491 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
14492 (relro_script_test_SOURCES): Define.
14493 (relro_script_test_DEPENDENCIES): Define.
14494 (relro_script_test_LDFLAGS): Define.
14495 (relro_script_test_LDADD): Define.
14496 (relro_script_test.so): New target.
14497 * testsuite/Makefile.in: Rebuild.
14499 2008-08-06 Cary Coutant <ccoutant@google.com>
14501 * archive.cc (Archive::total_archives, Archive::total_members)
14502 (Archive::total_members_loaded): New variables.
14503 (Archive::setup): Add parameter. Add option to preread
14505 (Archive::read_armap): Add counter.
14506 (Archive::get_file_and_offset): New function.
14507 (Archive::get_elf_object_for_member): New function.
14508 (Archive::read_all_symbols): New function.
14509 (Archive::read_symbols): New function.
14510 (Archive::add_symbols): Add counters.
14511 (Archive::include_all_members): Use armap to find members if it's
14513 (Archive::include_member): Skip reading symbols if already read.
14514 Factored code into Archive::get_file_and_offset and
14515 Archive::get_elf_object_for_member. Changed call to
14516 Mapfile::report_include_archive_member.
14517 (Archive::print_stats): New function.
14518 * archive.h: Declare Object and Read_symbols_data classes.
14519 (Archive::Archive): Add initializers for new members.
14520 (Archive::setup): Add parameter.
14521 (Archive::print_stats): New function.
14522 (Archive::total_archives, Archive::total_members)
14523 (Archive::total_members_loaded): New variables.
14524 (Archive::get_file_and_offset): New function.
14525 (Archive::get_elf_object_for_member): New function.
14526 (Archive::read_all_symbols): New function.
14527 (Archive::read_symbols): New function.
14528 (Archive::Archive_member): New class.
14529 (Archive::members_): New member.
14530 (Archive::num_members_): New member.
14531 * main.cc: Include archive.h.
14532 (main): Call Archive::print_stats.
14533 * mapfile.cc (Mapfile::report_include_archive_member): Delete
14534 archive parameter; member_name is now the fully-decorated name.
14535 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
14536 * options.h: (General_options): Add --preread-archive-symbols option.
14537 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
14540 2008-08-04 Ian Lance Taylor <iant@google.com>
14542 * symtab.h (Symbol::use_plt_offset): New function.
14543 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
14544 * powerpc.cc (Relocate::relocate): Likewise.
14545 * sparc.cc (Relocate::relocate): Likewise.
14546 * x86_64.cc (Relocate::relocate): Likewise.
14547 * testsuite/weak_plt.sh: New test.
14548 * testsuite/weak_plt_main.cc: New test.
14549 * testsuite/weak_plt_shared.cc: New test.
14550 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
14551 (check_PROGRAMS): Add weak_plt.
14552 (check_DATA): Add weak_plt_shared.so.
14553 (weak_plt_main_pic.o, weak_plt): New targets.
14554 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
14555 * testsuite/Makefile.in: Rebuild.
14557 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
14559 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
14560 * testsuite/Makefile.in: Rebuild.
14562 2008-08-04 Alan Modra <amodra@bigpond.net.au>
14564 * Makefile.am (POTFILES.in): Set LC_ALL=C.
14565 * Makefile.in: Regenerate.
14566 * po/POTFILES.in: Regenerate.
14568 2008-07-29 Ian Lance Taylor <iant@google.com>
14570 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
14571 symbols before other symbols.
14572 * testsuite/script_test_2.cc (test_addr): Declare.
14573 (test_addr_alias): Declare.
14574 (main): Check that test_addr and test_addr_alias have the right
14576 * testsuite/script_test_2.t: Define test_addr_alias and
14579 2008-07-24 Ian Lance Taylor <iant@google.com>
14582 * descriptors.cc: New file.
14583 * descriptors.h: New file.
14584 * gold-threads.h (class Hold_optional_lock): New class.
14585 * fileread.cc: Include "descriptors.h".
14586 (File_read::~File_read): Release descriptor rather than closing
14588 (File_read::open) [file]: Call open_descriptor rather than open.
14589 Set is_descriptor_opened_.
14590 (File_read::open) [memory]: Assert that descriptor is not open.
14591 (File_read::reopen_descriptor): New function.
14592 (File_read::release): Release descriptor.
14593 (File_read::do_read): Make non-const. Reopen descriptor.
14594 (File_read::read): Make non-const.
14595 (File_read::make_view): Reopen descriptor.
14596 (File_read::do_readv): Likewise.
14597 * fileread.h (class File_read): Add is_descriptor_opened_ field.
14598 Update declarations.
14599 * layout.cc: Include "descriptors.h".
14600 (Layout::create_build_id): Use open_descriptor rather than open.
14601 * output.cc: Include "descriptors.h".
14602 (Output_file::open): Use open_descriptor rather than open.
14603 * archive.cc (Archive::const_iterator): Change Archive to be
14605 (Archive::begin, Archive::end): Make non-const.
14606 (Archive::count_members): Likewise.
14607 * archive.h (class Archive): Update declarations.
14608 * object.h (Object::read): Make non-const.
14609 * Makefile.am (CCFILES): Add descriptors.cc.
14610 (HFILES): Add descriptors.h.
14611 * Makefile.in: Rebuild.
14614 * gold.h: Always include <clocale>. Add Solaris workarounds
14615 following code in binutils/sysdep.h.
14618 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
14619 this->eh_frame_hdr_ is NULL before using it.
14621 * dynobj.cc (Versions::Versions): Update comment.
14623 * dynobj.cc (Versions::Versions): If there is an soname, use it as
14624 the base version name.
14626 * stringpool.cc (Stringpool_template::add_with_length): Set key to
14627 array size plus one.
14628 (Stringpool_template::set_string_offsets): Subtract one from key
14629 before using it as an array index.
14630 (Stringpool_template::get_offset_with_length): Likewise.
14631 (Stringpool_template::write_to_buffer): Likewise.
14632 * stringpool.h (Stringpool_template::get_offset_from_key):
14635 2008-07-23 Ian Lance Taylor <iant@google.com>
14638 * object.h (Merged_symbol_value::value): Do our best to handle a
14642 * script.cc (Version_script_info::get_versions): Don't add empty
14643 version tag to return value.
14644 (Version_script_info::get_symbol_version_helper): Change return
14645 type to bool. Add pversion parameter. Change all callers.
14646 (script_register_vers_node): Don't require a non-NULL tag.
14647 * script.h (class Version_script_info): Update declarations.
14648 (Version_script_info::get_symbol_version): Change return type to
14649 bool. Add version parameter. Change all callers.
14650 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
14651 handling. Handle an empty version from a version script.
14652 (Symbol_table::define_special_symbol): Likewise.
14653 * testsuite/ver_test_10.script: New file.
14654 * testsuite/ver_test_10.sh: New file.
14655 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
14656 (check_DATA): Add ver_test_10.syms.
14657 (ver_test_10.syms, ver_test_10.so): New target.
14658 * testsuite/Makefile.in: Rebuild.
14660 2008-07-23 Simon Baldwin <simonb@google.com>
14662 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
14663 to zero for undefined symbols from dynamic libraries.
14665 2008-07-23 Ian Lance Taylor <iant@google.com>
14667 * symtab.cc (Symbol_table::resolve): Remove version parameter.
14668 Change all callers.
14669 * symtab.h (class Symbol_table): Update declaration.
14670 * testsuite/ver_test_9.cc: New file.
14671 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
14672 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
14673 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
14674 (ver_test_9.so, ver_test_9.o): New targets.
14675 * testsuite/Makefile.in: Rebuild.
14677 2008-07-22 Ian Lance Taylor <iant@google.com>
14679 * options.h (class General_options): Define --check-sections.
14680 * layout.cc (Layout::set_segment_offsets): Handle
14683 * options.h (class General_options): Define -n/--nmagic and
14685 * options.cc (General_options::finalize): For -n/--nmagic or
14686 -N/--omagic, set -static.
14687 * layout.cc (Layout::attach_allocated_section_to_segment): If
14688 -N/--omagic, don't put read-only and read-write sections in
14689 different segments.
14690 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
14691 finding a read-only segment.
14692 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
14693 don't set the minimum segment alignment to the common page size,
14694 and don't set the file offset to the address modulo the page size.
14695 * script-sections.cc (Script_sections::create_segments): If
14696 -n/--omagic, don't put read-only and read-write sections in
14697 different segments.
14699 * cref.cc: New file.
14700 * cref.h: New file.
14701 * options.h (class General_options): Add --print-symbol-counts.
14702 * main.cc (main): Issue defined symbol report if requested.
14703 * archive.cc (Archive::interpret_header): Make into a const member
14705 (Archive::add_symbols): Call Input_objects::archive_start and
14707 (Archive::const_iterator): Define new class.
14708 (Archive::begin, Archive::end): New functions.
14709 (Archive::include_all_members): Rewrite to use iterator.
14710 (Archive::count_members): New function.
14711 * archive.h (class Archive): Update declarations.
14712 (Archive::filename): New function.
14713 * object.cc: Include "cref.h".
14714 (Sized_relobj::Sized_relobj): Initialize defined_count_.
14715 (Sized_relobj::do_get_global_symbol_counts): New function.
14716 (Input_objects::add_object): Add object to cross-referencer.
14717 (Input_objects::archive_start): New function.
14718 (Input_objects::archive_stop): New function.
14719 (Input_objects::print_symbol_counts): New function.
14720 * object.h: Declare Cref and Archive.
14721 (Object::get_global_symbol_counts): New function.
14722 (Object::do_get_global_symbol_counts): New pure virtual function.
14723 (class Sized_relobj): Add defined_count_ field. Update
14725 (class Input_objects): Add cref_ field. Update constructor.
14726 Update declarations.
14727 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
14729 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
14731 (Sized_dynobj::do_get_global_symbol_counts): New function.
14732 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
14733 defined_count_. Update declarations. Define Symbols typedef.
14734 * symtab.cc (Symbol_table::add_from_relobj): Add defined
14735 parameter. Change all callers.
14736 (Symbol_table::add_from_dynobj): Add sympointers and defined
14737 parameters. Change all callers.
14738 * symtab.h (class Symbol_table): Update declarations.
14739 * Makefile.am (CCFILES): Add cref.cc.
14740 (HFILES): Add cref.h.
14741 * Makefile.in: Rebuild.
14743 2008-07-22 Simon Baldwin <simonb@google.com>
14745 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
14746 to zero when writing undefined symbols.
14748 2008-07-22 Ian Lance Taylor <iant@google.com>
14750 * output.cc (Output_section::add_input_section): Don't try to
14751 merge empty merge sections.
14753 2008-07-21 Craig Silverstein <csilvers@google.com>
14755 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14756 Include symbol version in error message.
14758 2008-07-20 Chris Demetriou <cgd@google.com>
14760 * configure.ac (gold_cv_c_random_seed): New configured variable.
14761 (RANDOM_SEED_CFLAGS): New substituted variable.
14762 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
14763 * configure: Rebuild.
14764 * Makefile.in: Likewise.
14765 * testsuite/Makefile.in: Likewise.
14767 2008-07-18 Ian Lance Taylor <iant@google.com>
14769 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
14770 where we see NAME/NULL and NAME/VERSION as separate symbols.
14771 * testsuite/ver_test_main.cc (main): Call t4.
14772 (t4, t4_2a): Define.
14773 * testsuite/ver_test_2.cc (t4_2): Define.
14774 * testsuite/ver_test_2.script: Put t4_2a in VER2.
14775 * testsuite/ver_test_4.cc (t4_2a): Define.
14776 * testsuite/ver_test_4.script: Put t4_2a in VER2.
14777 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
14779 2008-07-17 Ian Lance Taylor <iant@google.com>
14781 * dynobj.cc (Versions::add_def): If we give an error about a
14782 missing version, go ahead and create the version anyhow.
14784 2008-07-10 Ian Lance Taylor <iant@google.com>
14786 Handle output sections with more than 0x7fffffff bytes.
14787 * object.h (class Relobj): Change map_to_output_ to
14788 output_sections_, and just keep a section pointer. Change all
14789 uses. Move comdat group support to Sized_relobj.
14790 (Relobj::is_section_specially_mapped): Remove.
14791 (Relobj::output_section): Remove poff parameter. Change all
14793 (Relobj::output_section_offset): New function.
14794 (Relobj::set_section_offset): Rewrite.
14795 (Relobj::map_to_output): Remove.
14796 (Relobj::output_sections): New function.
14797 (Relobj::do_output_section_offset): New pure virtual function.
14798 (Relobj::do_set_section_offset): Likewise.
14799 (class Sized_relobj): Add section_offsets_ field. Add comdat
14800 group support from Relobj. Update declarations.
14801 (Sized_relobj::get_output_section_offset): New function.
14802 (Sized_relobj::do_output_section_offset): New function.
14803 (Sized_relobj::do_set_section_offset): New function.
14804 * object.cc (Relobj::output_section_address): Remove.
14805 (Sized_relobj::Sized_relobj): Initialize new fields.
14806 (Sized_relobj::include_section_group): Cast find_kept_object to
14808 (Sized_relobj::include_linkonce_section): Likewise.
14809 (Sized_relobj::do_layout): Use separate arrays for output section
14811 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14813 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14814 output_sections and section_offsets.
14815 (Sized_relobj::write_local_symbols): Likewise.
14816 (map_to_kept_section): Compute output address directly.
14817 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14818 output_sections and section_offsets.
14819 (Sized_relobj::write_sections): Likewise.
14820 (Sized_relobj::relocate_sections): Likewise.
14821 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14822 * output.h (class Output_reloc): Update declarations. Change
14823 u2_.relobj to Sized_relobj*.
14824 (class Output_data_reloc): Change add functions to use
14826 * output.cc (Output_reloc::Output_reloc): Change relobj to
14828 (Output_reloc::local_section_offset): Change return type to
14829 Elf_Addr. Use get_output_section_offset.
14830 (Output_reloc::get_address): Likewise.
14831 (Output_section::is_input_address_mapped): Don't call
14832 is_section_specially_mapped.
14833 (Output_section::output_offset): Likewise.
14834 (Output_section::output_address): Likewise.
14835 (Output_section::starting_output_address): Likewise.
14836 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14837 parameter to Sized_relobj*.
14838 (Copy_relocs::need_copy_reloc): Likewise.
14839 (Copy_relocs::save): Likewise.
14840 * copy-relocs.h (class Copy_relocs): Update declarations.
14841 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14842 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14843 * target-reloc.h (relocate_for_relocatable): Change
14844 offset_in_output_section type to Elf_Addr. Change code that uses
14846 * layout.cc (Layout::layout): Always set *off.
14847 * mapfile.cc (Mapfile::print_input_section): Use
14848 output_section_offset.
14849 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14851 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14852 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14853 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14855 2008-07-03 Ian Lance Taylor <iant@google.com>
14857 * layout.cc (Layout::include_section): Do not discard unrecognized
14858 SHT_STRTAB sections.
14860 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14862 * script.cc (Lex::can_continue_name): Make '?' allowable in
14863 version-script names.
14864 * testsuite/version_script.map: Change glob pattern to use '?'
14866 2008-06-30 Manish Singh <yosh@gimp.org>
14869 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14872 2008-06-30 Ian Lance Taylor <iant@google.com>
14876 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14877 versions]: Don't try to read the value in the contents, since we
14878 don't use it. Use the template endianness when writing.
14880 2008-06-25 Cary Coutant <ccoutant@google.com>
14882 * fileread.cc (File_read::make_view): Assert on zero-length view.
14883 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14884 symbol table when there are no symbols to read.
14886 2008-06-23 Craig Silverstein <csilvers@google.com>
14888 * version.cc (version_string): Bump to 1.7
14890 2008-06-18 Craig Silverstein <csilvers@google.com>
14892 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14893 constant 0xFFFF to type Valtype.
14894 (Powerpc_relocate_functions::rel16_ha): Likewise.
14896 2008-06-17 Ian Lance Taylor <iant@google.com>
14898 * output.h (Output_section::Input_section): Initialize p2align_ to
14899 zero for Output_section_data constructors.
14900 (Output_section::Input_section::addralign): If not an input
14901 section, return the alignment of the Output_section_data.
14902 * testsuite/copy_test.cc: New file.
14903 * testsuite/copy_test_1.cc: New file.
14904 * testsuite/copy_test_2.cc: New file.
14905 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14906 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14907 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14908 (copy_test_1_pic.o, copy_test_1.so): New targets.
14909 (copy_test_2_pic.o, copy_test_2.so): New targets.
14910 * testsuite/Makefile.in: Rebuild.
14912 * script-sections.cc (Script_sections::place_orphan): Initialize
14913 local variable exact.
14915 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14917 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14919 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14920 David S. Miller <davem@davemloft.net>
14922 * powerpc.cc: New file.
14923 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14924 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14925 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14926 * Makefile.in: Rebuild.
14928 2008-06-09 Ian Lance Taylor <iant@google.com>
14930 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14932 (throwing, orig_terminate): New static variables.
14933 (terminate_handler): New static function.
14934 (t2): Set terminate handler.
14936 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14939 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14942 2008-05-30 Cary Coutant <ccoutant@google.com>
14944 * archive.cc (Archive::include_all_members) Correct to step
14945 over symbol table and extended name table in thin archives.
14947 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14950 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14953 2008-05-28 Caleb Howe <cshowe@google.com>
14955 * reduced_debug_output.cc: New file.
14956 * reduced_debug_output.h: New file.
14957 * options.h (class General_options): Add --strip-debug-non-line.
14958 * options.cc (General_options::finalize): Add strip_debug_non_line
14959 to the strip heirarchy.
14960 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14962 * layout.cc: Include "reduced_debug_output.h".
14963 (Layout::Layout): Initialize new fields.
14964 (line_only_debug_sections): New static array.
14965 (is_lines_only_debug_sections): New static inline function.
14966 (Layout::include_section): Handle --strip-debug-non-line.
14967 (Layout::make_output_section): If --strip-debug-non-line, build
14968 new output sections for .debug_abbrev and .debug_info.
14969 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14970 gold. Warn about possible overflow.
14971 (read_signed_LEB_128): Likewise.
14972 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14973 (read_signed_LEB_128): Declare.
14974 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14975 (HFILES): Add reduced_debug_output.h.
14976 * Makefile.in: Rebuild.
14978 2008-05-21 Ian Lance Taylor <iant@google.com>
14980 * mapfile.cc: New file.
14981 * mapfile.h: New file.
14982 * options.h (class General_options): Add -M/--print-map and -Map.
14983 * options.cc (General_options::finalize): Make -M equivalent to
14985 * main.cc: Include <cstdio> and "mapfile.h".
14986 (main): Open mapfile if requested.
14987 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14988 constructor. Change caller.
14989 (queue_initial_tasks): Add mapfile parameter. Change caller.
14990 (queue_middle_tasks): Likewise.
14991 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14993 * archive.cc: Include "mapfile.h".
14994 (Archive::add_symbols): Add mapfile parameter. Change all
14995 callers. Pass mapfile, symbol, and reason to include_member.
14996 (Archive::include_all_members): Add mapfile parameter. Change all
14998 (Archive::include_member): Add mapfile, sym, and why parameters.
14999 Change all callers. Report inclusion to map file.
15000 * archive.h: Include "fileread.h".
15001 (class Archive): Update declarations.
15002 (Archive::file): New const method.
15003 (class Add_archive_symbols): Add mapfile_ field. Update
15004 constructor. Change all callers.
15005 * readsyms.h (class Read_symbols): Likewise.
15006 (class Finish_group): Likewise.
15007 (class Read_script): Likewise.
15008 * common.cc: Include "mapfile.h".
15009 (Symbol_table::allocate_commons): Add mapfile parameter. Change
15011 (Symbol_table::do_allocate_commons): Likewise.
15012 (Symbol_table::do_allocate_commons_list): Likewise. Report common
15013 symbol allocation to mapfile.
15014 * common.h (class Allocate_commons_task): Add mapfile_ field.
15015 Update constructor. Change all callers.
15016 * symtab.h (class Symbol_table): Update declarations.
15017 * layout.cc: Include "mapfile.h".
15018 (Layout_task_runner::run): Print information to mapfile.
15019 (Layout::create_gold_note): Change Output_data_fixed_space to
15020 Output_data_zero_fill.
15021 (Layout::create_build_id): Likewise.
15022 (Layout::print_to_mapfile): New function.
15023 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
15024 constructor. Change caller.
15025 (class Layout): Declare print_to_mapfile.
15026 * output.cc (Output_section::Input_section::print_to_mapfile): New
15028 (Output_section::add_input_section): If producing a map, always
15029 add to input_sections_ list.
15030 (Output_section::do_print_to_mapfile): New function.
15031 (Output_segment::print_sections_to_mapfile): New function.
15032 (Output_segment::print_section_list_to_mapfile): New function.
15033 * output.h: Include "mapfile.h".
15034 (Output_data::print_to_mapfile): New function.
15035 (Output_data::do_print_to_mapfile): New virtual function.
15036 (Output_segment_headers::do_print_to_mapfile): New function.
15037 (Output_file_header::do_print_to_mapfile): New function.
15038 (Output_data_const::do_print_to_mapfile): New function.
15039 (class Output_data_const_buffer): Add map_name_ field. Update
15040 constructor. Change all callers. Add do_print_to_mapfile
15042 (class Output_data_fixed_space): Likewise.
15043 (class Output_data_space): Likewise.
15044 (class Output_data_zero_fill): New class.
15045 (Output_data_strtab::do_print_to_mapfile): New function.
15046 (Output_data_reloc_base::do_print_to_mapfile): New function.
15047 (Output_relocatable_relocs::do_print_to_mapfile): New function.
15048 (Output_data_group::do_print_to_mapfile): New function.
15049 (Output_data_got::do_print_to_mapfile): New function.
15050 (Output_data_dynamic::do_print_to_mapfile): New function.
15051 (Output_symtab_xindex::do_print_to_mapfile): New function.
15052 (class Output_section): Declare do_print_to_mapflie. Declare
15053 print_to_mapfile in Input_section.
15054 (class Output_segment): Declare new functions.
15055 * object.h (Sized_relobj::symbol_count): New function.
15056 * script-sections.cc
15057 (Output_section_element_dot_assignment::set_section_addresses):
15058 Change Output_data_fixed_space to Output_data_zero_fill.
15059 (Output_data_expression::do_print_to_mapfile): New function.
15060 * script.cc (read_input_script): Add mapfile parameter. Change
15062 * script.h (read_input_script): Update declaration.
15063 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
15064 (Eh_frame::do_print_to_mapfile): New function.
15065 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
15066 (Output_merge_string::do_print_to_mapfile): New function.
15067 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
15069 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
15071 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
15073 * Makefile.am (CCFILES): Add mapfile.cc.
15074 (HFILES): Add mapfile.h.
15075 * Makefile.in: Rebuild.
15077 2008-05-19 Ian Lance Taylor <iant@google.com>
15079 * options.h (class General_options): Add -z relro.
15080 * layout.cc (Layout::Layout): Initialize relro_segment_.
15081 (Layout::add_output_section_data): Return the output section.
15082 (Layout::make_output_section): Rcognize relro sections and mark
15083 them appropriately.
15084 (Layout::attach_allocated_section_to_segment): Put relro sections
15085 in a PT_GNU_RELRO segment.
15086 (Layout::create_initial_dynamic_sections): Mark the .dynamic
15088 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
15090 (Layout::linkonce_mapping): Map d.rel.ro.local to
15091 .data.rel.ro.local.
15092 (Layout::output_section_name): Us .data.rel.ro.local for any
15093 section which begins with that.
15094 * layout.h (class Layout): Update add_output_section_data
15095 declaration. Add relro_segment_ field.
15096 * output.cc (Output_section::Output_section): Initialize is_relro_
15097 and is_relro_local_ fields.
15098 (Output_segment::add_output_section): Group relro sections.
15099 (Output_segment::is_first_section_relro): New function.
15100 (Output_segment::maximum_alignment): If there is a relro section,
15101 align the segment to the common page size.
15102 (Output_segment::set_section_addresses): Track whether we are
15103 looking at relro sections. If the last section is a relro
15104 section, align to the common page size.
15105 (Output_segment::set_section_list_addresses): Add in_relro
15106 parameter. Change all callers. Align to the page size when
15107 moving from relro to non-relro section.
15108 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
15110 * output.h (class Output_section): Add is_relro_ and
15111 is_relro_local_ fields.
15112 (Output_section::is_relro): New function.
15113 (Output_section::set_is_relro): New function.
15114 (Output_section::is_relro_local): New function.
15115 (Output_section::set_is_relro_local): New function.
15116 (class Output_segment): Update declarations.
15117 * i386.cc (Target_i386::got_section): Mark .got section as relro.
15118 * sparc.cc (Target_sparc::got_section): Likewise.
15119 * x86_64.cc (Target_x86_64::got_section): Likewise.
15120 * testsuite/relro_test_main.cc: New file.
15121 * testsuite/relro_test.cc: New file.
15122 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
15123 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
15124 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
15125 (relro_test.so, relro_test_pic.o): New targets.
15126 * testsuite/Makefile.in: Rebuild.
15128 2008-05-16 Ian Lance Taylor <iant@google.com>
15130 * output.cc (Output_segment::add_output_section): Remove front
15132 * output.h (class Output_segment): Remove
15133 add_initial_output_section and overloaded add_output_section.
15134 Update declaration of remaining add_output_section.
15135 * layout.cc (Layout::create_interp): Call add_output_section
15136 rather than add_initial_output_section.
15137 (Layout::finish_dynamic_section): Likewise.
15139 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
15140 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
15141 know the dynamic type.
15142 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
15143 field. Initialize it in constructor.
15144 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
15145 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
15146 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
15149 * output.cc (Output_reloc::get_address): Change return type to
15151 * output.h (class Output_reloc): Update get_address declaration.
15152 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
15153 for section addresses.
15155 2008-05-09 Ian Lance Taylor <iant@google.com>
15158 * gold.cc (gold_nomem): Use return value of write.
15160 2008-05-08 Ian Lance Taylor <iant@google.com>
15162 * symtab.c (Symbol::init_base_output_data): Add version
15163 parameter. Change all callers.
15164 (Symbol::init_base_output_segment): Likewise.
15165 (Symbol::init_base_constant): Likewise.
15166 (Symbol::init_base_undefined): Likewise.
15167 (Sized_symbol::init_output_data): Likewise.
15168 (Sized_symbol::init_output_segment): Likewise.
15169 (Sized_symbol::init_constant): Likewise.
15170 (Sized_symbol::init_undefined): Likewise.
15171 (Symbol_table::do_define_in_output_data): If the new symbol has a
15172 version, mark it as the default.
15173 (Symbol_table::do_define_in_output_segment): Likewise.
15174 (Symbol_table::do_define_as_constant): Likewise.
15175 * symtab.h (class Symbol): Update declarations.
15176 (class Sized_symbol): Likewise.
15177 * resolve.cc (Symbol::override_version): New function.
15178 (Symbol::override_base): Call override_version.
15179 (Symbol::override_base_with_special): Likewise.
15180 * testsuite/ver_script_8.script: New file.
15181 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
15182 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
15183 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
15184 (ver_test_8_1.so, ver_test_8_2.so): New targets.
15186 2008-05-06 Ian Lance Taylor <iant@google.com>
15189 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
15191 (class General_options): Remove existing --undefined, and add
15192 --no-undefined instead. Add new --undefined as synonym for -u.
15193 * archive.cc (Archive::add_symbols): Check whether symbol was
15195 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
15196 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
15197 all uses. Add IS_UNDEFINED. Update declarations to split
15198 different versions of init_base. Declare init_base_undefined.
15199 (Symbol::is_defined): Handle IS_UNDEFINED.
15200 (Symbol::is_undefined): Likewise.
15201 (Symbol::is_weak_undefined): Call is_undefined.
15202 (Symbol::is_absolute): Handle IS_CONSTANT.
15203 (class Sized_symbol): Update declarations to split different
15204 versions of init. Declare init_undefined.
15205 (class Symbol_table): Declare new functions.
15206 * symtab.cc (Symbol::init_base_object): Rename from init_base.
15207 Change all callers.
15208 (Symbol::init_base_output_data): Likewise.
15209 (Symbol::init_base_output_segment): Likewise.
15210 (Symbol::init_base_constant): Likewise.
15211 (Symbol::init_base_undefined): New function.
15212 (Sized_symbol::init_object): Rename from init. Change all
15214 (Sized_symbol::init_output_data): Likewise.
15215 (Sized_symbol::init_output_segment): Likewise.
15216 (Sized_symbol::init_constant): Likewise.
15217 (Sized_symbol::init_undefined): New function.
15218 (Symbol_table::add_undefined_symbols_from_command_line): New
15220 (Symbol_table::do_add_undefined_symbols_from_command_line): New
15222 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
15223 (Symbol::output_section): Likewise.
15224 (Symbol::set_output_section): Likewise.
15225 (Symbol_table::sized_finalize_symbol): Likewise.
15226 (Symbol_table::sized_write_globals): Likewise.
15227 * resolve.cc (Symbol_table::should_override): Likewise.
15228 (Symbol::override_base_with_special): Likewise.
15230 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
15231 symbol, change it to have default visibility.
15232 * testsuite/protected_1.cc: New file.
15233 * testsuite/protected_2.cc: New file.
15234 * testsuite/protected_3.cc: New file.
15235 * testsuite/protected_main_1.cc: New file.
15236 * testsuite/protected_main_2.cc: New file.
15237 * testsuite/protected_main_3.cc: New file.
15238 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
15239 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
15240 (protected_1_LDFLAGS, protected_1_LDADD): Define.
15241 (protected_1.so): New target.
15242 (protected_1_pic.o, protected_2_pic.o): New targets.
15243 (protected_3_pic.o): New target.
15244 (check_PROGRAMS): Add protected_2.
15245 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
15246 (protected_2_LDFLAGS, protected_2_LDADD): Define.
15247 * testsuite/Makefile.in: Rebuild.
15249 * options.h (DEFINE_var): Add set_user_set_##varname__.
15250 (DEFINE_bool_alias): New macro.
15251 (class General_options): Define -Bstatic using DEFINE_bool_alias
15252 rather than DEFINE_special. Add --undefined as an alias for -z
15254 * options.cc (General_options::parse_Bstatic): Remove.
15256 * options.h (class General_options): Add --fatal-warnings.
15257 * main.cc (main): Implement --fatal-warnings.
15258 * errors.h (Errors::warning_count): New function.
15260 * options.h (class General_options): Add -Bsymbolic-functions.
15261 * symtab.h (Symbol::is_preemptible): Check for
15262 -Bsymbolic-functions.
15264 2008-05-05 Ian Lance Taylor <iant@google.com>
15266 * options.h (DEFINE_bool): For DASH_Z, create the negative option
15267 as noVARNAME rather than no-VARNAME.
15268 (class General_options): Add option -z combreloc.
15269 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
15271 (Output_reloc::sort_before) [SHT_REL]: New function.
15272 (Output_reloc::sort_before) [SHT_RELA]: New function.
15273 (class Output_data_reloc_base): Add sort_relocs_ field. Define
15274 Sort_relocs_comparison.
15275 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
15276 parameter. Change all callers.
15277 (Output_data_reloc::Output_data_reloc) [both versions]: Add
15278 sort_relocs parameter. Change all callers.
15279 * output.cc (Output_reloc::get_address): New function, broken out
15281 (Output_reloc::write_rel): Call it.
15282 (Output_reloc::compare): New function.
15283 (Output_data_reloc_base::do_write): Optionally sort relocs.
15285 * configure.ac: If targ_extra_obj is set, link it in.
15286 * configure.tgt: Initialize all variables.
15287 (x86_64*): Set targ_extra_obj and targ_extra_size.
15288 * configure: Rebuild.
15290 * object.cc (Sized_relobj::include_section_group): Adjust section
15291 indexes read from group data. Build vector to pass to
15293 * layout.cc (Layout::layout_group): Add flags and shndxes
15294 parameters. Remove contents parameter. Change caller. Update
15295 explicit instantiations.
15296 * layout.h (class Layout): Update layout_group declaration.
15297 * output.cc (Output_data_group::Output_data_group): Add flags and
15298 input_shndxes parameters. Remove contents parameter. Change
15300 (Output_data_group::do_write): Change input_sections_ to
15302 * output.h (class Output_data_group): Update constructor
15303 declaration. Rename input_sections_ to input_shndxes_.
15304 * testsuite/many_sections_test.cc: Add template.
15306 2008-04-30 Cary Coutant <ccoutant@google.com>
15308 * target-reloc.h (relocate_section): Fix dead-pointer bug.
15310 * layout.cc (Layout::include_section): Refactored check for debug
15312 (Layout::add_comdat): Add new parameters. Change type
15313 of signature parameter. Add object and shndx to signatures table.
15314 (Layout::find_kept_object): New function.
15315 * layout.h: Include <cstring>.
15316 (Layout::is_debug_info_section): New function.
15317 (Layout::add_comdat): Add new parameters.
15318 (Layout::find_kept_object): New function.
15319 (Layout::Kept_section): New struct.
15320 (Layout::Signatures): Change type of map range.
15321 * object.cc (Relobj::output_section_address): New function.
15322 (Sized_relobj::include_section_group): Add new parameters. Change
15323 calls to Layout::add_comdat. Change to build table of kept comdat
15324 groups and table mapping discarded sections to kept sections.
15325 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
15326 (Sized_relobj::do_layout): Change calls to include_section_group and
15327 include_linkonce_section.
15328 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
15329 value to zero when section is discarded.
15330 (Sized_relobj::map_to_kept_section): New function.
15331 * object.h (Relobj::output_section_address): New function.
15332 (Relobj::Comdat_group): New type.
15333 (Relobj::find_comdat_group): New function.
15334 (Relobj::Comdat_group_table): New type.
15335 (Relobj::Kept_comdat_section): New type.
15336 (Relobj::Kept_comdat_section_table): New type.
15337 (Relobj::add_comdat_group): New function.
15338 (Relobj::set_kept_comdat_section): New function.
15339 (Relobj::get_kept_comdat_section): New function.
15340 (Relobj::comdat_groups_): New field.
15341 (Relobj::kept_comdat_sections_): New field.
15342 (Symbol_value::input_value): Update comment.
15343 (Sized_relobj::map_to_kept_section) New function.
15344 (Sized_relobj::include_linkonce_section): Add new parameter.
15345 * target-reloc.h (Comdat_behavior): New type.
15346 (get_comdat_behavior): New function.
15347 (relocate_section): Add code to map a discarded section to the
15348 corresponding kept section when applying a relocation.
15350 2008-04-30 Craig Silverstein <csilvers@google.com>
15352 * dwarf_reader.cc (next_generation_count): New static var.
15353 (Addr2line_cache_entry): New struct.
15354 (addr2line_cache): New static var.
15355 (Dwarf_line_info::one_addr2line): Added caching.
15356 (Dwarf_line_info::clear_addr2line_cache): New function.
15357 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
15358 cache-size parameter.
15359 (Dwarf_line_info::one_addr2line_cache): New function.
15360 * symtab.cc (Symbol_table::detect_odr_violations): Pass
15361 new cache-size argument to one_addr2line(), and clear cache.
15363 2008-04-28 Cary Coutant <ccoutant@google.com>
15365 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
15366 R_386_PC8 relocations.
15368 2008-04-23 Ian Lance Taylor <iant@google.com>
15370 * object.cc (Sized_relobj::include_section_group): Check for
15371 invalid section group.
15373 * object.cc (make_elf_object): Correct test for 64-bit ELF file
15376 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
15377 than read for file header.
15378 * archive.cc (Archive::include_member): Likewise.
15380 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15382 * aclocal.m4: Regenerate.
15383 * configure: Regenerate.
15385 2008-04-19 Ian Lance Taylor <iant@google.com>
15387 * version.cc (version_string): Bump to 1.6.
15389 * testsuite/Makefile.am (many_sections_r_test): New target.
15390 (many_sections_r_test_SOURCES): Remove.
15391 (many_sections_r_test_DEPENDENCIES): Remove.
15392 (many_sections_r_test_LDFLAGS): Remove.
15393 (many_sections_r_test_LDADD): Remove.
15395 * object.cc (Sized_relobj::do_add_symbols): Always pass
15396 local_symbol_count_ to add_from_relobj.
15398 * testsuite/Makefile.am (many_sections_check.h): Only check one in
15399 every thousand variables.
15400 * testsuite/Makefile.in: Rebuild.
15402 * object.cc (Xindex::initialize_symtab_xindex): New function.
15403 (Xindex::read_symtab_xindex): New function.
15404 (Xindex::sym_xindex_to_shndx): New function.
15405 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
15407 (Sized_relobj::do_initialize_xindex): New function.
15408 (Sized_relobj::do_read_symbols): Adjust section links.
15409 (Sized_relobj::symbol_section_and_value): Add is_ordinary
15410 parameter. Change all callers.
15411 (Sized_relobj::include_section_group): Adjust section links and
15412 symbol section indexes.
15413 (Sized_relobj::do_layout): Adjust section links.
15414 (Sized_relobj::do_count_local_symbols): Adjust section links and
15415 symbol section indexes.
15416 (Sized_relobj::do_finalize_local_symbols): Distinguish between
15417 ordinary and special symbols.
15418 (Sized_relobj::write_local_symbols): Add symtab_xindex and
15419 dynsym_xindex parameters. Change all callers. Adjust section
15420 links. Use SHN_XINDEX when needed.
15421 (Sized_relobj::get_symbol_location_info): Adjust section links.
15422 Don't get fooled by special symbols.
15423 * object.h (class Xindex): Define.
15424 (class Object): Add xindex_ parameter. Declare virtual functoin
15425 do_initialize_xindex.
15426 (Object::adjust_sym_shndx): New function.
15427 (Object::set_xindex): New protected function.
15428 (class Symbol_value): Add is_ordinary_shndx_ field.
15429 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
15430 (Symbol_value::value): Assert ordinary section.
15431 (Symbol_value::initialize_input_to_output_map): Likewise.
15432 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
15433 Change all callers.
15434 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
15436 (class Sized_relobj): Update declarations.
15437 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
15438 parameter. Change all callers.
15439 (Sized_relobj::adjust_shndx): New function.
15440 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
15442 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
15443 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
15444 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
15445 (Sized_dynobj::read_dynsym_section): Adjust section links.
15446 (Sized_dynobj::read_dynamic): Likewise.
15447 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
15449 (Sized_dynobj::do_initialize_xindex): New function.
15450 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
15451 do_initialize_xindex.
15452 (Sized_dynobj::adjust_shndx): New function.
15453 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
15454 dynsym_xindex_ fields.
15455 (Layout::finalize): Add a call to set_section_indexes before
15456 creating the symtab sections.
15457 (Layout::set_section_indexes): Don't do anything if the section
15458 already has a section index.
15459 (Layout::create_symtab_sections): Add shnum parameter. Change
15460 caller. Create .symtab_shndx section if needed.
15461 (Layout::create_shdrs): Add shstrtab_section parameter. Change
15463 (Layout::allocated_output_section_count): New function.
15464 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
15466 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
15467 fields. Update declarations.
15468 (Layout::symtab_xindex): New function.
15469 (Layout::dynsym_xindex): New function.
15470 (class Write_symbols_task): Add layout_ field.
15471 (Write_symbols_task::Write_symbols_task): Add layout parameter.
15473 * output.cc (Output_section_headers::Output_section_headers): Add
15474 shstrtab_section parameter. Change all callers.
15475 (Output_section_headers::do_sized_write): Store overflow values
15476 for section count and section string table section index in
15477 section header zero.
15478 (Output_file_header::do_sized_write): Check for overflow of
15479 section count and section string table section index.
15480 (Output_symtab_xindex::do_write): New function.
15481 (Output_symtab_xindex::endian_do_write): New function.
15482 * output.h (class Output_section_headers): Add shstrtab_section_.
15483 Update declarations.
15484 (class Output_symtab_xindex): Define.
15485 (Output_section::has_out_shndx): New function.
15486 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
15488 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
15489 Change all callers.
15490 (Sized_symbol::init): Likewise.
15491 (Symbol::output_section): Check for ordinary symbol.
15492 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
15493 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
15495 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
15496 Change all callers. Simplify handling of symbols from sections
15497 not included in the link.
15498 (Symbol_table::add_from_dynobj): Handle ordinary symbol
15500 (Weak_alias_sorter::operator()): Assert that symbols are
15502 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
15504 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
15505 parameters. Change all callers.
15506 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
15507 symbol distinction. Use SHN_XINDEX when needed.
15508 (Symbol_table::write_section_symbol): Add symtab_xindex
15509 parameter. Change all callers.
15510 (Symbol_table::sized_write_section_symbol): Likewise. Use
15511 SHN_XINDEX when needed.
15512 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
15514 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
15515 (Symbol::is_defined): Check is_ordinary.
15516 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
15517 (Symbol::is_absolute, Symbol::is_common): Likewise.
15518 (class Sized_symbol): Update declarations.
15519 (class Symbol_table): Update declarations.
15520 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
15521 parameters. Change all callers.
15522 (Sized_symbol::override): Likewise.
15523 (Symbol_table::override): Likewise.
15524 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
15525 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
15526 is_ordinary, and orig_st_shndx parameters. Change all callers.
15527 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
15528 to be in an ordinary section.
15529 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
15530 object and is_ordinary parameters. Change all callers.
15531 (Sized_dwarf_line_info::read_relocs): Add object parameter.
15532 Change all callers. Don't add undefined or non-ordinary symbols
15534 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
15535 Change all callers.
15536 * dwarf_reader.h (class Sized_dwarf_line_info): Update
15538 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
15539 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
15540 (Sized_relobj::relocate_sections): Likewise.
15541 * target-reloc.h (scan_relocs): Adjust section symbol index.
15542 (scan_relocatable_relocs): Likewise.
15543 * i386.cc (Scan::local): Check for ordinary symbols.
15544 * sparc.cc (Scan::local): Likewise.
15545 * x86_64.cc (Scan::local): Likewise.
15546 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
15547 to symbol_section_and_value.
15548 * testsuite/many_sections_test.cc: New file.
15549 * testsuite/Makefile.am (BUILT_SOURCES): Define.
15550 (check_PROGRAMS): Add many_sections_test.
15551 (many_sections_test_SOURCES): Define.
15552 (many_sections_test_DEPENDENCIES): Define.
15553 (many_sections_test_LDFLAGS): Define.
15554 (BUILT_SOURCES): Add many_sections_define.h.
15555 (many_sections_define.h): New target.
15556 (BUILT_SOURCES): Add many_sections_check.h.
15557 (many_sections_check.h): New target.
15558 (check_PROGRAMS): Add many_sections_r_test.
15559 (many_sections_r_test_SOURCES): Define.
15560 (many_sections_r_test_DEPENDENCIES): Define.
15561 (many_sections_r_test_LDFLAGS): Define.
15562 (many_sections_r_test_LDADD): Define.
15563 (many_sections_r_test.o): New target.
15564 * testsuite/Makefile.in: Rebuild.
15566 2008-04-17 Cary Coutant <ccoutant@google.com>
15568 * errors.cc (Errors::info): New function.
15569 (gold_info): New function.
15570 * errors.h (Errors::info): New function.
15571 * gold.h (gold_info): New function.
15572 * object.cc (Input_objects::add_object): Print trace output.
15573 * options.cc (options::parse_set): New function.
15574 (General_options::parse_wrap): Deleted.
15575 (General_options::General_options): Deleted initializer.
15576 * options.h (options::String_set): New typedef.
15577 (options::parse_set): New function.
15578 (DEFINE_set): New macro.
15579 (General_options::wrap): Changed to use DEFINE_set. Changed
15580 callers of any_wrap_symbols and is_wrap_symbol.
15581 (General_options::trace, General_options::trace_symbol):
15583 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
15584 (General_options::wrap_symbols_): Deleted.
15585 * symtab.cc (Symbol_table::add_from_object): Print trace output.
15587 2008-04-17 David S. Miller <davem@davemloft.net>
15589 * options.cc (General_options::parse_V): New function.
15590 * options.h: Add entries for -V and -Qy.
15592 2008-04-17 Ian Lance Taylor <iant@google.com>
15594 * common.cc (Symbol_table::allocate_commons): Remove options
15595 parameter. Change caller.
15596 (Symbol_table::do_allocate_commons): Remove options parameter.
15597 Change caller. Just call do_allocate_commons_list twice.
15598 (Symbol_table::do_allocate_commons_list): New function, broken out
15599 of do_allocate_commons.
15600 * common.h (class Allocate_commons_task): Remove options_ field.
15601 Update constructor.
15602 * symtab.cc (Symbol_table::Symbol_table): Initialize
15604 (Symbol_table::add_from_object): Put TLS common symbols on
15606 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
15607 which are IN_OUTPUT_DATA.
15608 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
15609 allocate_commons and do_allocate_commons declarations. Declare
15610 do_allocate_commons_list.
15611 * gold.cc (queue_middle_tasks): Update creation of
15612 Allocate_commons_task to not pass options.
15613 * testsuite/Makefile.am (INCLUDES): Add -I.. .
15614 (TLS_TEST_C_FLAGS): New variable.
15615 (tls_test_c_pic.o): New target.
15616 (tls_test_shared.so): Link in tls_test_c_pic.o.
15617 (tls_test_c_pic_ie.o): New target.
15618 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
15619 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
15620 (tls_test_c.o): New target.
15621 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
15622 (tls_pic_test_LDADD): Likewise.
15623 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
15624 (tls_shared_gd_to_ie_test_LDADD): Likewise.
15625 (tls_test_c_gnu2.o): New target.
15626 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
15628 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
15629 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
15630 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
15631 * testsuite/tls_test.cc: Include "config.h".
15632 (t_last): Call t11_last.
15633 * testsuite/tls_test.h (t11, t11_last): Declare.
15634 * testsuite/tls_test_c.c: New file.
15635 * testsuite/tls_test_main.cc (thread_routine): Call t11.
15636 * configure.ac: Check for OpenMP support.
15637 * configure, config.in, Makefile.in: Rebuild.
15638 * testsuite/Makefile.in: Rebuild.
15640 2008-04-16 Cary Coutant <ccoutant@google.com>
15642 * i386.cc (Target_i386::define_tls_base_symbol): New function.
15643 (Target_i386::tls_base_symbol_defined_): New field.
15644 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15645 (Target_i386::Scan::global): Likewise.
15646 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
15647 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
15648 (Target_x86_64::tls_base_symbol_defined_): New field.
15649 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15650 (Target_x86_64::Scan::global): Likewise.
15652 2008-04-16 Cary Coutant <ccoutant@google.com>
15654 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
15655 (Symbol::needs_plt_entry): Allow weak undefined symbols.
15656 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
15657 building shared libraries.
15658 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
15659 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
15660 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
15661 * testsuite/Makefile.in: Rebuild.
15662 * testsuite/weak_undef.h: New file.
15663 * testsuite/weak_undef_file1.cc: Add extra test cases.
15664 * testsuite/weak_undef_file2.cc: Likewise.
15665 * testsuite/weak_undef_test.cc: Likewise.
15667 2008-04-16 David S. Miller <davem@davemloft.net>
15669 * sparc.cc (Target_sparc::Scan): Change from struct to class.
15670 Add issued_non_pic_error_ field. Declare check_non_pic.
15671 (Target_sparc::Scan::check_non_pic): New function.
15672 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
15673 (Target_sparc::Scan::global): Likewise.
15675 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
15676 * configure: Rebuild.
15678 * options.h (DEFINE_enable): New macro.
15679 (new_dtags): New enable option.
15680 (initfirst, interpose, loadfltr, nodefaultlib,
15681 nodelete, nodlopen, nodump): New -z options.
15682 * layout.cc (Layout:finish_dynamic_section): If new
15683 dtags enabled, emit DT_RUNPATH. Also, emit a
15684 DT_FLAGS_1 containing any specified -z flags.
15686 2008-04-16 Ian Lance Taylor <iant@google.com>
15688 * copy-relocs.cc: New file.
15689 * copy-relocs.h: New file.
15690 * reloc.cc: Remove Copy_relocs code.
15691 * reloc.h: Likewise.
15692 * reloc-types.h (struct Reloc_types) [both versions]: Add
15693 get_reloc_addend_noerror.
15694 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
15695 variants of add_global which take an addend which must be zero.
15696 * i386.cc: Include "copy-relocs.h".
15697 (class Target_i386): Change type of copy_relocs_ to variable,
15698 update initializer.
15699 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
15700 Change all callers.
15701 (Target_i386::do_finalize_sections): Change handling of
15703 * sparc.cc: Include "copy-relocs.h".
15704 (class Target_sparc): Change type of copy_relocs_ to variable,
15705 update initializer.
15706 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
15707 Change all callers.
15708 (Target_sparc::do_finalize_sections): Change handling of
15710 * x86_64.cc: Include "copy-relocs.h".
15711 (class Target_x86_64): Change type of copy_relocs_ to variable,
15712 update initializer.
15713 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
15714 class. Change all callers.
15715 (Target_x86_64::do_finalize_sections): Change handling of
15717 * Makefile.am (CCFILES): Add copy-relocs.cc.
15718 (HFILES): Add copy-relocs.h.
15720 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
15722 * testsuite/script_test_4.sh: Permit leading zeroes.
15724 2008-04-15 Ian Lance Taylor <iant@google.com>
15726 * script-sections.cc (Script_sections::create_segments): Use
15727 header_size_adjustment even when there is enough room for the
15729 * testsuite/script_test_4.sh: New file.
15730 * testsuite/script_test_4.t: New file.
15731 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
15732 (check_DATA): Add script_test_4.stdout.
15733 (MOSTLYCLEANFILES): Likewise.
15734 (script_test_4): New target.
15735 (script_test_4.stdout): New target.
15736 * testsuite/Makefile.in: Rebuild.
15738 * sparc.cc: Add definitions for Output_data_plt_sparc class
15741 2008-04-14 David S. Miller <davem@davemloft.net>
15743 * sparc.cc: New file.
15744 * Makefile.am (TARGETSOURCES): Add sparc.cc
15745 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
15746 * configure.tgt: Document targ_extra_size and
15747 targ_extra_big_endian. Add entries for sparc-* and
15749 * configure.ac: Handle targ_extra_size and
15750 targ_extra_big_endian.
15751 * Makefile.in: Rebuild.
15752 * configure: Likewise.
15753 * po/POTFILES.in: Likewise.
15754 * po/gold.pot: Likewise.
15756 2008-04-14 Ian Lance Taylor <iant@google.com>
15758 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
15759 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
15760 in the name/type/flags to section mapping. Don't call
15761 allocate_output_section.
15762 (Layout::choose_output_section): Change parameter from adjust_name
15763 to is_input_section. Don't permit input sections after sections
15764 are attached to segments. Don't call allocate_output_section.
15765 (Layout::layout_eh_frame): Call update_flags_for_input_section,
15766 not write_enable_output_section.
15767 (Layout::make_output_section): Don't push to
15768 unattached_section_list_ nor call attach_to_segment. Call
15769 attach_section_to_segment if sections are attached.
15770 (Layout::attach_sections_to_segments): New function.
15771 (Layout::attach_section_to_segment): New function.
15772 (Layout::attach_allocated_section_to_segment): Rename from
15773 attach_to_segment. Remove flags parameter.
15774 (Layout::allocate_output_section): Remove function.
15775 (Layout::write_enable_output_section): Remove function.
15776 * layout.h (class Layout): Update for above changes. Add new
15777 field sections_are_attached_.
15778 * output.h (Output_section::update_flags_for_input_section): New
15780 * output.cc (Output_section::add_input_section): Call
15781 update_flags_for_input_section.
15782 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15784 2008-04-11 Cary Coutant <ccoutant@google.com>
15786 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15787 thought unnecessary.
15788 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15790 2008-04-11 Ian Lance Taylor <iant@google.com>
15792 * output.h (class Output_section_data): Remove inline definition
15794 * output.cc (Output_section_data::set_addralign): New function.
15796 2008-04-11 Cary Coutant <ccoutant@google.com>
15798 Add support for TLS descriptors for i386 and x86_64.
15799 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15800 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15801 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15803 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15804 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15805 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15807 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15808 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15809 Fix problem with initial-exec relocations.
15810 (Target_i386::Relocate::relocate_tls): Likewise.
15811 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15813 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15814 support for section-plus-offset dynamic table entries.
15815 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15816 (Output_data_dynamic::Dynamic_entry): Add support for
15817 section-plus-offset dynamic table entries.
15818 (Output_data_dynamic::Classification): Likewise.
15819 (Output_data_dynamic::classification_): Renamed offset_.
15820 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15821 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15822 (Target_x86_64::make_plt_section): New function.
15823 (Target_x86_64::reserve_tlsdesc_entries): New function.
15824 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15825 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15826 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15827 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15828 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15829 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15830 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15831 add extra PLT entry for TLS descriptors.
15832 (Output_data_plt_x86_64::got_): New field.
15833 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15834 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15836 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15838 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15839 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15840 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15841 R_386_TLS_DESC_CALL relocations.
15842 (Target_x86_64::Scan::global): Likewise.
15843 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15844 for TLS descriptors.
15845 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15846 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15847 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15848 GD-to-IE relaxation.
15849 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15850 and TLS_DESCRIPTORS.
15851 * Makefile.in: Rebuild.
15852 * configure: Rebuild.
15853 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15854 (tls_test_shared2.so): New target.
15855 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15856 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15857 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15858 (tls_shared_gd_to_ie_test_LDADD): New variable.
15859 (tls_shared_gnu2_gd_to_ie_test): New target.
15860 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15862 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15863 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15864 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15865 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15866 (tls_shared_gnu2_test): New target.
15867 (tls_test_gnu2_shared.so): New target.
15868 (tls_shared_gnu2_test_SOURCES): New variable.
15869 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15870 (tls_shared_gnu2_test_LDFLAGS): New variable.
15871 (tls_shared_gnu2_test_LDADD): New variable.
15872 * testsuite/Makefile.in: Rebuild.
15873 * testsuite/Makefile.
15875 2008-04-11 Ian Lance Taylor <iant@google.com>
15877 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15879 * testsuite/Makefile.in: Rebuild.
15881 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15883 * testsuite/script_test_2.cc (main): Adjust test.
15885 2008-04-11 David S. Miller <davem@davemloft.net>
15886 Ian Lance Taylor <iant@google.com>
15888 * options.h (General_options): Add entries for '-Y' and
15890 * options.cc (General_options:finalize): If -Y was used, add those
15891 entries to the library path instead of the default "/lib" and
15894 2008-04-11 David S. Miller <davem@davemloft.net>
15896 * testsuite/justsyms.t: Start at 0x100.
15897 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15898 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15900 * testsuite/script_test_2.cc: Adjust string and section length
15903 2008-04-09 Ian Lance Taylor <iant@google.com>
15906 * script-sections.cc (Sections_element::allocate_to_segment): Add
15908 (Output_section_definition::allocate_to_segment): Likewise.
15909 (Orphan_output_section::allocate_to_segment): Likewise.
15910 (Script_sections::attach_sections_using_phdrs_clause): Don't
15911 propagate non-PT_LOAD segments to orphan sections.
15912 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15913 readelf rather than objdump.
15914 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15915 .interp section and PT_INTERP segment are the same size.
15916 * testsuite/Makefile.in: Rebuild.
15918 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15919 aliases for symbols defined in the same object.
15920 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15921 (weak_alias_test_SOURCES): New variable.
15922 (weak_alias_test_DEPENDENCIES): New variable.
15923 (weak_alias_test_LDFLAGS): New variable.
15924 (weak_alias_test_LDADD): New variable.
15925 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15926 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15927 (weak_alias_test_3.o): New target.
15928 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15929 * testsuite/weak_alias_test_main.cc: New file.
15930 * testsuite/weak_alias_test_1.cc: New file.
15931 * testsuite/weak_alias_test_2.cc: New file.
15932 * testsuite/weak_alias_test_3.cc: New file.
15934 2008-04-08 Ian Lance Taylor <iant@google.com>
15936 * options.h (class General_options): Add --noinhibit-exec option.
15937 * main.cc (main): Check --noinhibit-exec.
15939 * options.h (class General_options): Define --wrap as a special
15940 option. Add wrap_symbols_ field.
15941 (General_options::any_wrap_symbols): New function.
15942 (General_options::is_wrap_symbol): New function.
15943 * options.cc (General_options::parse_wrap): New function.
15944 (General_options::General_options): Initialize wrap_symbols_.
15945 * symtab.cc (Symbol_table::wrap_symbol): New function.
15946 (Symbol_table::add_from_object): Handle --wrap.
15947 * symtab.h (class Symbol_table): Declare wrap_symbol.
15948 * target.h (Target::wrap_char): New function.
15949 (Target::Target_info): Add wrap_char field.
15950 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15951 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15952 * testsuite/testfile.cc (Target_test::test_target_info):
15955 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15958 * layout.h (class Layout): Add added_eh_frame_data_ field.
15959 * layout.cc (Layout::Layout): Initialize new field.
15960 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15961 output section until we find a section we merged successfully.
15962 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15963 that the size be non-zero.
15965 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15968 2008-04-08 Craig Silverstein <csilvers@google.com>
15970 * configure.ac: Export new conditional variable HAVE_ZLIB.
15971 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15973 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15974 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15976 2008-04-07 Ian Lance Taylor <iant@google.com>
15978 * version.cc (version_string): Set to "1.5".
15980 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15981 Add issued_non_pic_error_ field. Declare check_non_pic.
15982 (Target_x86_64::Scan::check_non_pic): New function.
15983 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15984 (Target_x86_64::Scan::global): Likewise.
15986 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15987 addend parameter. Change caller. Handle merge sections.
15988 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15989 Address to Addend. Don't add in the result of
15990 local_section_offset, pass down the addend and use the returned
15992 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15993 Update declarations of local_section_offset and symbol_value.
15994 * testsuite/two_file_test_1.cc (t18): New function.
15995 * testsuite/two_file_test_2.cc (f18): New function.
15996 * testsuite/two_file_test_main.cc (main): Call t18.
15997 * testsuite/two_file_test.h (t18, f18): Declare.
15999 * configure.ac: Don't test for objdump, c++filt, or readelf.
16000 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
16002 (TEST_READELF): New variable.
16003 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
16004 (check_PROGRAMS): Add two_file_strip_test.
16005 (two_file_strip_test): New target.
16006 (check_PROGRAMS): Add two_file_same_shared_strip_test.
16007 (two_file_same_shared_strip_test_SOURCES): New variable.
16008 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
16009 (two_file_same_shared_strip_test_LDFLAGS): New variable.
16010 (two_file_same_shared_strip_test_LDADD): New variable.
16011 (two_file_shared_strip.so): New target.
16012 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
16013 (ver_test_5.syms, ver_test_7.syms): Likewise.
16014 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
16015 (strip_test_3.stdout): Use TEST_OBJDUMP.
16016 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16018 2008-04-04 Cary Coutant <ccoutant@google.com>
16020 * symtab.h (Symbol::is_weak_undefined): New function.
16021 (Symbol::is_strong_undefined): New function.
16022 (Symbol::is_absolute): New function.
16023 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
16024 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
16026 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
16027 (weak_undef_test): New target.
16028 * testsuite/Makefile.in: Rebuild.
16029 * testsuite/weak_undef_file1.cc: New file.
16030 * testsuite/weak_undef_file2.cc: New file.
16031 * testsuite/weak_undef_test.cc: New file.
16033 2008-04-03 Craig Silverstein <csilvers@google.com>
16035 * compressed_output.h (class Output_compressed_section): Use
16037 * compressed_output.cc (zlib_compress): Use unsigned buffers,
16039 (zlib_compressed_suffix): Removed.
16040 (Output_compressed_section::set_final_data_size): Use unsigned
16042 * testsuite/Makefile.am (flagstest_compress_debug_sections):
16043 Fix linker invocation.
16044 (flagstest_o_specialfile_and_compress_debug_sections):
16046 * testsuite/Makefile.in: Regenerated.
16048 2008-04-02 David S. Miller <davem@davemloft.net>
16050 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
16051 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
16053 2008-04-02 Craig Silverstein <csilvers@google.com>
16057 2008-04-02 Ian Lance Taylor <iant@google.com>
16059 * fileread.cc (File_read::find_view): Add byteshift and vshifted
16060 parameters. Update for new key type to views_. Change all
16062 (File_read::read): Adjust for byteshift in returned view.
16063 (File_read::add_view): New function, broken out of
16064 find_and_make_view.
16065 (File_read::make_view): New function, broken out of
16066 find_and_make_view.
16067 (File_read::find_or_make_view): Add offset and aligned
16068 parameters. Rewrite accordingly. Change all callers.
16069 (File_read::get_view): Add offset and aligned parameters. Adjust
16070 for byteshift in return value.
16071 (File_read::get_lasting_view): Likewise.
16072 * fileread.h (class File_read): Update declarations.
16073 (class File_read::View): Add byteshift_ field. Add byteshift to
16074 constructor. Add byteshift method.
16075 * archive.h (Archive::clear_uncached_views): New function.
16076 (Archive::get_view): Add aligned parameter. Change all callers.
16077 * object.h (Object::get_view): Add aligned parameter. Change all
16079 (Object::get_lasting_view): Likewise.
16081 * fileread.cc (File_read::release): Don't call clear_views if
16082 there are multiple objects.
16083 * fileread.h (File_read::clear_uncached_views): New function.
16084 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
16087 2008-03-31 Cary Coutant <ccoutant@google.com>
16089 Add thin archive support.
16090 * archive.cc (Archive::armagt): New const.
16091 (Archive::setup): Remove task parameter and calls to unlock.
16092 (Archive::unlock_nested_archives): New function.
16093 (Archive::read_header): Add nested_off parameter. Change
16095 (Archive::interpret_header): Likewise.
16096 (Archive::include_all_members): Change to handle thin
16098 (Archive::include_member): Likewise.
16099 * archive.h (Archive::Archive): Add new parameters and
16101 (Archive::armagt): New const.
16102 (Archive::setup): Remove task parameter.
16103 (Archive::unlock_nested_archives): New function.
16104 (Archive::read_header): Add nested_off parameter.
16105 (Archive::interpret_header): Likewise.
16106 (Archive::Nested_archive_table): New typedef.
16107 (Archive::is_thin_archive_): New field.
16108 (Archive::nested_archives_): New field.
16109 (Archive::options_): New field.
16110 (Archive::dirpath_): New field.
16111 (Archive::task_): New field.
16112 * readsyms.cc (Read_symbols::do_read_symbols): Add check
16113 for thin archives. Pass additional parameters to
16114 Archive::Archive. Unlock the archive file after calling
16117 2008-03-29 Ian Lance Taylor <iant@google.com>
16119 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
16120 version symbol to be local.
16121 * testsuite/ver_test_4.sh: New file.
16122 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
16123 (check_DATA): Add ver_test_4.syms.
16124 (ver_test_4.syms): New target.
16125 * testsuite/Makefile.in: Rebuild.
16128 (Output_section::Input_section_sort_entry::has_priority): New
16130 (Output_section::Input_section_sort_entry::match_file_name): New
16132 (Output_section::Input_section_sort_entry::match_section_name):
16134 (Output_section::Input_section_sort_entry::match_section_name_prefix):
16136 (Output_section::Input_section_sort_entry::match_section_file):
16138 (Output_section::Input_section_sort_compare::operator()): Rewrite
16139 using new Input_section_sort_entry functions. Sort crtbegin and
16140 crtend first. Sort sections with no priority before sections with
16142 * testsuite/initpri1.c (d3): Check j != 4.
16143 (cd5): New constructor/destructor function.
16144 (main): Check j != 2.
16146 * symtab.cc (Symbol_table::add_from_object): If we don't use the
16147 new symbol when resolving, don't call set_is_default.
16148 * testsuite/ver_test_7.cc: New file.
16149 * testsuite/ver_test_7.sh: New file.
16150 * testsuite/Makefile.am (ver_test_7.so): New target.
16151 (ver_test_7.o): New target.
16152 (check_SCRIPTS): Add ver_test_7.sh.
16153 (check_DATA): Add ver_test_7.syms.
16154 (ver_test_7.syms): New target.
16156 2008-03-28 Ian Lance Taylor <iant@google.com>
16158 * layout.cc (Layout::layout): If we see an input section with a
16159 name that needs sorting, set the must_sort flag for the output
16161 (Layout::make_output_section): If the name of the output section
16162 indicates that it might require sorting, set the may_sort flag.
16163 * output.h (Output_section::may_sort_attached_input_sections): New
16165 (Output_section::set_may_sort_attached_input_sections): New
16167 (Output_section::must_sort_attached_input_sections): New
16169 (Output_section::set_must_sort_attached_input_sections): New
16171 (class Output_section): Declare Input_section_sort_entry. Define
16172 Input_section_sort_compare. Declare
16173 sort_attached_input_sections. Add new fields:
16174 may_sort_attached_input_sections_,
16175 must_sort_attached_input_sections_,
16176 attached_input_sections_are_sorted_.
16177 * output.cc (Output_section::Output_section): Initialize new
16179 (Output_section::add_input_section): Add an entry to
16180 input_sections_ if may_sort or must_sort are true.
16181 (Output_section::set_final_data_size): Call
16182 sort_attached_input_sections if necessary.
16183 (Output_section::Input_section_sort_entry): Define new class.
16184 (Output_section::Input_section_sort_compare::operator()): New
16186 (Output_section::sort_attached_input_sections): New function.
16187 * configure.ac: Check whether the compiler supports constructor
16188 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
16189 * testsuite/initpri1.c: New file.
16190 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
16191 CONSTRUCTOR_PRIORITY.
16192 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
16193 (initpri1_LDFLAGS): New variable.
16194 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16196 2008-03-27 Ian Lance Taylor <iant@google.com>
16198 * common.cc (Sort_commons::operator): Correct sorting algorithm.
16199 * testsuite/common_test_1.c: New file.
16200 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
16201 (common_test_1_SOURCES): New variable.
16202 (common_test_1_DEPENDENCIES): New variable.
16203 (common_test_1_LDFLAGS): New variable.
16205 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
16206 and commons_ correctly when NAME/VERSION does not override
16208 * testsuite/ver_test_6.c: New file.
16209 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
16210 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
16211 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
16213 2008-03-26 Ian Lance Taylor <iant@google.com>
16215 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
16216 of an undefined symbol from a version script.
16217 * testsuite/Makefile.am (ver_test_5.so): New target.
16218 (ver_test_5.o): New target.
16219 (check_SCRIPTS): Add ver_test_5.sh.
16220 (check_DATA): Add ver_test_5.syms.
16221 (ver_test_5.syms): New target.
16222 * testsuite/ver_test_5.cc: New file.
16223 * testsuite/ver_test_5.script: New file.
16224 * testsuite/ver_test_5.sh: New file.
16225 * Makefile.in, testsuite/Makefile.in: Rebuild.
16228 Fix problems building gold with gcc 4.3.0.
16229 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
16230 (gold_error_at_location, gold_warning_at_location): Use it.
16231 * configure.ac: Check whether we can compile and use a template
16232 function with a printf attribute.
16233 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
16234 when jumping over bytes.
16235 * object.cc: Instantiate Object::read_section_data.
16236 * debug.h: Include <cstring>
16237 * dwarf_reader.cc: Include <algorithm>
16238 * main.cc: Include <cstring>.
16239 * options.cc: Include <cstring>.
16240 * output.cc: Include <cstring>.
16241 * script.cc: Include <cstring>.
16242 * script.h: Include <string>.
16243 * symtab.cc: Include <cstring> and <algorithm>.
16244 * target-select.cc: Include <cstring>.
16245 * version.cc: Include <string>.
16246 * testsuite/testmain.cc: Include <cstdlib>.
16247 * configure, config.in: Rebuild.
16249 2008-03-25 Ian Lance Taylor <iant@google.com>
16251 * options.cc: Include "../bfd/bfdver.h".
16252 (options::help): Print bug reporting address.
16254 * version.cc (print_version): Adjust output for current value of
16255 BFD_VERSION_STRING.
16259 * options.cc (options::help): Print list of supported targets.
16260 * target-select.h: Include <vector>.
16261 (class Target_selector): Make machine_, size_, and is_big_endian_
16262 fields const. Add bfd_name_ and instantiated_target_ fields.
16263 (Target_selector::Target_selector): Add bfd_name parameter.
16264 (Target_selector::recognize): Make non-virtual, call
16266 (Target_selector::recognize_by_name): Make non-virtual, call
16267 do_recognize_by_name.
16268 (Target_selector::supported_names): New function.
16269 (Target_selector::bfd_name): New function.
16270 (Target_selector::do_instantiate_target): New pure virtual
16272 (Target_selector::do_recognize): New virtual function.
16273 (Target_selector::do_recognize_by_name): New virtual function.
16274 (Target_selector::instantiate_target): New private function.
16275 (supported_target_names): Declare.
16276 * target-select.cc (Target_selector::Target_selector): Update for
16277 new parameter and fields.
16278 (select_target_by_name): Check that the name matches before
16279 calling recognize_by_name.
16280 (supported_target_names): New function.
16281 * i386.cc (class Target_selector_i386): Update Target_selector
16282 constructor call. Remove recognize and recognize_by_name. Add
16283 do_instantiate_target.
16284 * x86_64.cc (class Target_selector_x86_64): Likewise.
16285 * testsuite/testfile.cc (class Target_selector_test): Update for
16286 changes to Target_selector.
16288 * README: Rewrite, with some notes on unsupported features.
16290 2008-03-24 Cary Coutant <ccoutant@google.com>
16292 * i386.cc (Target_i386::Got_type): New enum declaration.
16293 (Target_i386::Scan::local): Updated callers of Output_data_got
16295 (Target_i386::Scan::global): Likewise.
16296 (Target_i386::Relocate::relocate): Likewise.
16297 (Target_i386::Relocate::relocate_tls): Likewise.
16298 * object.h (Got_offset_list): New class.
16299 (Sized_relobj::local_has_got_offset): Added got_type parameter.
16300 (Sized_relobj::local_got_offset): Likewise.
16301 (Sized_relobj::set_local_got_offset): Likewise.
16302 (Sized_relobj::local_has_tls_got_offset): Removed.
16303 (Sized_relobj::local_tls_got_offset): Removed.
16304 (Sized_relobj::set_local_tls_got_offset): Removed.
16305 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
16306 * output.cc (Output_data_got::add_global): Added got_type parameter.
16307 (Output_data_got::add_global_with_rel): Likewise.
16308 (Output_data_got::add_global_with_rela): Likewise.
16309 (Output_data_got::add_global_pair_with_rel): New function.
16310 (Output_data_got::add_global_pair_with_rela): New function.
16311 (Output_data_got::add_local): Added got_type parameter.
16312 (Output_data_got::add_local_with_rel): Likewise.
16313 (Output_data_got::add_local_with_rela): Likewise.
16314 (Output_data_got::add_local_pair_with_rel): New function.
16315 (Output_data_got::add_local_pair_with_rela): New function.
16316 (Output_data_got::add_global_tls): Removed.
16317 (Output_data_got::add_global_tls_with_rel): Removed.
16318 (Output_data_got::add_global_tls_with_rela): Removed.
16319 (Output_data_got::add_local_tls): Removed.
16320 (Output_data_got::add_local_tls_with_rel): Removed.
16321 (Output_data_got::add_local_tls_with_rela): Removed.
16322 * output.h (Output_data_got::add_global): Added got_type parameter.
16323 (Output_data_got::add_global_with_rel): Likewise.
16324 (Output_data_got::add_global_with_rela): Likewise.
16325 (Output_data_got::add_global_pair_with_rel): New function.
16326 (Output_data_got::add_global_pair_with_rela): New function.
16327 (Output_data_got::add_local): Added got_type parameter.
16328 (Output_data_got::add_local_with_rel): Likewise.
16329 (Output_data_got::add_local_with_rela): Likewise.
16330 (Output_data_got::add_local_pair_with_rel): New function.
16331 (Output_data_got::add_local_pair_with_rela): New function.
16332 (Output_data_got::add_global_tls): Removed.
16333 (Output_data_got::add_global_tls_with_rel): Removed.
16334 (Output_data_got::add_global_tls_with_rela): Removed.
16335 (Output_data_got::add_local_tls): Removed.
16336 (Output_data_got::add_local_tls_with_rel): Removed.
16337 (Output_data_got::add_local_tls_with_rela): Removed.
16338 * resolve.cc (Symbol::override_base_with_special): Removed
16339 reference to has_got_offset_ field.
16340 * symtab.cc (Symbol::init_fields): Replaced initialization
16341 of got_offset_ with got_offsets_. Removed initialization
16343 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
16344 (Symbol::got_offset): Likewise.
16345 (Symbol::set_got_offset): Likewise.
16346 (Symbol::has_tls_got_offset): Removed.
16347 (Symbol::tls_got_offset): Removed.
16348 (Symbol::set_tls_got_offset): Removed.
16349 (Symbol::got_offset_): Removed.
16350 (Symbol::tls_mod_got_offset_): Removed.
16351 (Symbol::tls_pair_got_offset_): Removed.
16352 (Symbol::got_offsets_): New field.
16353 (Symbol::has_got_offset): Removed.
16354 (Symbol::has_tls_mod_got_offset): Removed.
16355 (Symbol::has_tls_pair_got_offset): Removed.
16356 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
16357 (Target_x86_64::Scan::local): Updated callers of Output_data_got
16359 (Target_x86_64::Scan::global): Likewise.
16360 (Target_x86_64::Relocate::relocate): Likewise.
16361 (Target_x86_64::Relocate::relocate_tls): Likewise.
16363 2008-03-25 Ben Elliston <bje@au.ibm.com>
16365 * yyscript.y: Fix spelling error in comment.
16367 2008-03-24 Ian Lance Taylor <iant@google.com>
16369 * options.h (class General_options): Define build_id option.
16370 * layout.h (class Layout): Declare write_build_id, create_note,
16371 create_build_id. Add build_id_note_ member.
16372 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
16373 "libiberty.h", "md5.h", "sha1.h".
16374 (Layout::Layout): Initialize eh_frame_data_,
16375 eh_frame_hdr_section_, and build_id_note_.
16376 (Layout::finalize): Call create_build_id.
16377 (Layout::create_note): New function, broken out of
16378 Layout::create_gold_note.
16379 (Layout::create_gold_note): Call create_note.
16380 (Layout::create_build_id): New function.
16381 (Layout::write_build_id): New function.
16382 (Close_task_runner::run): Call write_build_id.
16384 * x86_64.cc: Correct license to GPLv3.
16386 2008-03-23 Ian Lance Taylor <iant@google.com>
16388 * options.cc: Include "demangle.h".
16389 (parse_optional_string): New function.
16390 (parse_long_option): Handle takes_optional_argument.
16391 (parse_short_option): Update dash_z initializer. Handle
16392 takes_optional_argument.
16393 (General_options::General_options): Initialize do_demangle_.
16394 (General_options::finalize): Set do_demangle_. Handle demangling
16396 * options.h (parse_optional_string): Declare.
16397 (struct One_option): Add optional_arg field. Update constructor.
16398 Update call constructor calls. Add takes_optional_argument
16400 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
16401 (DEFINE_optional_string): Define.
16402 (General_options::demangle): Change from DEFINE_bool to
16403 DEFINE_optional_string.
16404 (General_options::no_demangle): New function.
16405 (General_options::do_demangle): New function.
16406 (General_options::set_do_demangle): New function.
16407 (General_options::execstack_status_): Move definition to end of
16409 (General_options::static_): Likewise.
16410 (General_options::do_demangle_): New field.
16411 * object.cc (big_endian>::get_symbol_location_info): Call
16412 Options::do_demangle, not Options::demangle.
16413 * symtab.cc (demangle): Likewise.
16415 2008-03-22 Ian Lance Taylor <iant@google.com>
16417 * gold.h: Include <cstddef> and <sys/types.h>
16418 * options.h: Include <cstring>.
16420 2008-03-21 Ian Lance Taylor <iant@google.com>
16422 * Added source code to GNU binutils.
16424 Copyright (C) 2008-2014 Free Software Foundation, Inc.
16426 Copying and distribution of this file, with or without modification,
16427 are permitted in any medium without royalty provided the copyright
16428 notice and this notice are preserved.
16434 version-control: never