1 2012-08-30 Alan Modra <amodra@gmail.com>
3 * output.h (Output_reloc::Output_reloc <output section>): Add
4 is_relative param. Adjust calls.
5 (Output_reloc::add_output_section_relative): New functions.
6 * output.cc (Output_reloc::Output_reloc <output section>): Handle
8 (Output_reloc::symbol_value): Handle SECTION_CODE.
10 2012-08-24 Sriraman Tallam <tmsriram@google.com>
12 * gold.cc (queue_middle_tasks): Call layout again when unique
13 segments for sections is desired.
14 * layout.cc (Layout::Layout): Initialize new members.
15 (Layout::get_output_section_flags): New function.
16 (Layout::choose_output_section): Call get_output_section_flags.
17 (Layout::layout): Make output section for mapping to a unique segment.
18 (Layout::insert_section_segment_map): New function.
19 (Layout::attach_allocated_section_to_segment): Make unique segment for
20 output sections marked so.
21 (Layout::segment_precedes): Check for unique segments when sorting.
22 * layout.h (Layout::Unique_segment_info): New struct.
23 (Layout::Section_segment_map): New typedef.
24 (Layout::insert_section_segment_map): New function.
25 (Layout::get_output_section_flags): New function.
26 (Layout::is_unique_segment_for_sections_specified): New function.
27 (Layout::set_unique_segment_for_sections_specified): New function.
28 (Layout::unique_segment_for_sections_specified_): New member.
29 (Layout::section_segment_map_): New member.
30 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
31 Rename is_gc_pass_one to is_pass_one.
32 Rename is_gc_pass_two to is_pass_two.
33 Rename is_gc_or_icf to is_two_pass.
34 Check for which pass based on whether symbols data is present.
35 Make it two pass when unique segments for sections is desired.
36 * output.cc (Output_section::Output_section): Initialize new
38 * output.h (Output_section::is_unique_segment): New function.
39 (Output_section::set_is_unique_segment): New function.
40 (Output_section::is_unique_segment_): New member.
41 (Output_section::extra_segment_flags): New function.
42 (Output_section::set_extra_segment_flags): New function.
43 (Output_section::extra_segment_flags_): New member.
44 (Output_section::segment_alignment): New function.
45 (Output_section::set_segment_alignment): New function.
46 (Output_section::segment_alignment_): New member.
47 (Output_segment::Output_segment): Initialize is_unique_segment_.
48 (Output_segment::is_unique_segment): New function.
49 (Output_segment::set_is_unique_segment): New function.
50 (Output_segment::is_unique_segment_): New member.
51 * plugin.cc (allow_unique_segment_for_sections): New function.
52 (unique_segment_for_sections): New function.
53 (Plugin::load): Add new functions to transfer vector.
54 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
55 * Makefile.in: Regenerate.
56 * testsuite/plugin_final_layout.sh: Check if unique segment
58 * testsuite/plugin_section_order.c (onload): Check if new interfaces
60 (allow_unique_segment_for_sections): New global.
61 (unique_segment_for_sections): New global.
62 (claim_file_hook): Call allow_unique_segment_for_sections.
63 (all_symbols_read_hook): Call unique_segment_for_sections.
65 2012-08-22 Cary Coutant <ccoutant@google.com>
67 * layout.cc (Layout::include_section): Don't assert on GROUP
68 sections with --emit-relocs.
70 2012-08-21 Cary Coutant <ccoutant@google.com>
72 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
73 if --export-dynamic-symbol names an undef symbol.
75 2012-08-18 Alan Modra <amodra@gmail.com>
77 * powerpc.cc: Formatting and white space.
78 (Powerpc_relobj): Rename got2_section_ to special_.
79 Add opd_ent_shndx_ and opd_ent_off_ vectors.
80 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
81 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
82 (Target_powerpc): Add Address typedef and invalid_address. Use
84 (Target_powerpc::is_branch_reloc): New function.
85 (Powerpc_relocate_functions): Add Address typedef, use throughout.
86 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
87 for dst_mask, value and addend.
88 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
89 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
90 (Output_data_glink::do_write): Correct toc base. Don't try to use
91 uint16_t for 24-bit offset. Use get_output_section_offset and
93 (Target_powerpc::Scan::local): Handle more relocs.
94 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
95 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
96 Plug in toc restoring insn after plt calls. Translate branches
97 to function descriptor symbols to corresponding entry point.
98 (Target_powerpc::relocate_for_relocatable): Check return from
99 get_output_section_offset.
100 * symtab.h: Comment typo.
102 2012-08-14 Ian Lance Taylor <iant@google.com>
104 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
105 unsupported_relocal_local to call unsupported_reloc_global.
107 2012-08-14 Nick Clifton <nickc@redhat.com>
110 * script-sections.cc (Sections_element::output_section_name): Add
111 keep return parameter.
112 (Output_section_element::match_name): Add keep return parameter.
113 Return the value of the keep_ member.
114 * script-sections.h (class Output_section): Update
115 output_section_name prototype.
116 * layout.cc (Layout::keep_input_section): New public member
118 (Layout::choose_output_section): Pass keep parameter to
120 * layout.h (class Layout): Add keep_input_section.
121 * object.cc (Sized_relobj_file::do_layout): Check for kept input
123 * testsuite/Makefile.am: Add a test.
124 * testsuite/Makefile.in: Regenerate.
125 * testsuite/pr14265.c: Source file for the test.
126 * testsuite/pr14265.t: Linker script for the test.
127 * testsuite/pr14265.sh: Shell script for the test.
129 2012-08-14 Alan Modra <amodra@gmail.com>
131 * target.h (Target::output_section_name): New function.
132 (Target::do_output_section_name): New function.
133 * layout.cc (Layout::choose_output_section): Call the above.
134 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
136 2012-08-14 Alan Modra <amodra@gmail.com>
138 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
139 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
140 for replace_constant call.
141 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
142 (Output_data_glink::do_print_to_mapfile): New function.
143 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
144 (Target_powerpc::Relocate::relocate): Likewise.
146 2012-08-14 Alan Modra <amodra@gmail.com>
148 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
149 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
150 (Output_data_glink::add_entry,find_entry): Remove shndx param.
151 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
152 all references to shndx_. Handle special case for R_PPC_PLTREL24
154 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
155 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
156 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
158 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
159 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
161 2012-08-12 Alan Modra <amodra@gmail.com>
163 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
164 (glink insn constants): Use uint32_t.
165 (Output_data_glink::add_entry): Use insert, not [] operator.
167 2012-08-11 Alan Modra <amodra@gmail.com>
169 * object.h (Sized_relobj_file::find_shdr): New function.
170 (Sized_relobj_file::find_special_sections): New function.
171 * object.cc (Sized_relobj_file::find_shdr): New function.
172 (Sized_relobj_file::find_eh_frame): Use find_shdr.
173 (Sized_relobj_file::find_special_sections): New function, split out..
174 (Sized_relobj_file::do_read_symbols): ..from here.
175 * output.h (Output_data_got::replace_constant): New function.
176 (Output_data_got::num_entries): New function.
177 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
178 (Output_data_got::got_offset): Protected rather than private.
179 (Output_data_got::replace_got_entry): New function.
180 * output.cc (Output_data_got::replace_got_entry): New function.
181 * powerpc.cc (class Powerpc_relobj): New.
182 (class Powerpc_relocate_functions): Delete all psymval variants or
183 convert to value,addend type. Delete pcrela, pcrela_unaligned.
184 Implement _ha functions using corresponding _hi function.
185 (Powerpc_relobj::find_special_sections): New function.
186 (Target_powerpc::do_make_elf_object): New function.
187 (class Output_data_got_powerpc): New.
188 (class Output_data_glink): New.
189 (class Powerpc_scan_relocatable_reloc): New.
190 Many more changes througout file.
192 2012-08-09 Nick Clifton <nickc@redhat.com>
194 * po/vi.po: Updated Vietnamese translation.
196 2012-08-07 Ian Lance Taylor <iant@google.com>
198 * layout.cc (Layout::add_target_dynamic_tags): If
199 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
202 2012-07-30 Nick Clifton <nickc@redhat.com>
204 * po/gold.pot: Updated template.
205 * po/es.po: Updated Spanish translation.
207 2012-07-18 Cary Coutant <ccoutant@google.com>
210 * configure.ac: Add check for -gpubnames support.
211 * configure: Regenerate.
212 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
213 support; force -gno-pubnames.
214 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
216 (gdb_index_test_4): New test.
217 * testsuite/Makefile.in: Regenerate.
218 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
219 * testsuite/gdb_index_test_2.sh: Likewise.
220 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
221 * testsuite/gdb_index_test_4.sh: New script.
222 * testsuite/gdb_index_test_comm.sh: New script with common code;
223 don't look for space after colon.
225 2012-07-16 Sriraman Tallam <tmsriram@google.com>
227 * gold.cc (queue_middle_tasks): Update function order only after
228 deferred objects due to plugins are processed.
230 2012-07-11 Ian Lance Taylor <iant@google.com>
232 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
233 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
234 (Target_arm::scan_reloc_for_stub): Likewise.
235 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
236 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
237 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
238 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
239 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
241 2012-07-10 Dodji Seketeli <dodji@redhat.com>
242 Ian Lance Taylor <iant@google.com>
245 * configure.ac: Test whether std::tr1::hash<off_t> works.
246 * gold.h: Add a specialization for std::tr1::hash<off_t> if
248 * output.h (class Output_fill): Add virtual destructor.
249 * configure, config.in: Rebuild.
251 2012-06-22 Roland McGrath <mcgrathr@google.com>
253 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
255 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
257 * plugin.cc (Plugin::load): Handle position independent executables.
259 2012-06-06 Cary Coutant <ccoutant@google.com>
261 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
263 (lines_only_debug_sections): Likewise.
264 (gdb_fast_lookup_sections): New static array.
265 (is_gdb_debug_section): Rename formal parameter.
266 (is_lines_only_debug_section): Likewise.
267 (is_gdb_fast_lookup_section): New function.
268 (Layout::include_section): Check for ".zdebug_" prefix; pass
269 section name suffix to is_gdb_debug_section, et al.; check for
270 fast-lookup sections when building .gdb_index.
271 * options.h (--strip-debug-gdb): Update GDB version number.
273 2012-06-06 Cary Coutant <ccoutant@google.com>
275 * configure.ac: Add check for fallocate.
276 * configure: Regenerate.
277 * config.in: Regenerate.
279 * options.h (class General_options): Add --mmap-output-file and
280 --posix-fallocate options.
281 * output.cc: (posix_fallocate): Remove; replace with...
282 (gold_fallocate): New function.
283 (Output_file::map_no_anonymous): Call gold_fallocate.
284 (Output_file::map): Check --mmap-output-file option.
286 2012-06-05 Jing Yu <jingyu@google.com>
288 * gold.h (textdomain): Add do {} to empty while(0).
289 (bindtextdomain): Likewise.
291 2012-06-04 Cary Coutant <ccoutant@google.com>
293 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
296 2012-05-25 Sriraman Tallam <tmsriram@google.com>
298 * symtab.cc (Symbol_table::define_special_symbol):
299 Initialize *poldsym to prevent uninitialized variable errors.
301 2012-05-23 Cary Coutant <ccoutant@google.com>
303 * layout.cc (Layout::section_name_mapping): Add rules to handle
304 exact match on .data.rel.ro.local or .data.rel.ro.
305 (Layout::output_section_name): Check for exact matches.
307 2012-05-23 Cary Coutant <ccoutant@google.com>
309 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
312 2012-05-22 Cary Coutant <ccoutant@google.com>
314 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
315 object before exporting symbol.
317 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
319 * testsuite/tls_test.cc: Include "config.h" first.
320 * testsuite/tls_test_c.c: Likewise.
322 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
323 Nick Clifton <nickc@redhat.com>
326 * configure.in: Add check that sysdep.h has been included before
327 any system header files.
328 * configure: Regenerate.
329 * config.in: Regenerate.
331 2012-05-14 Cary Coutant <ccoutant@google.com>
333 * layout.cc (Layout::make_output_section): Mark .tdata section
335 * testsuite/relro_test.cc: Add a TLS variable.
337 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
340 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
341 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
344 2012-05-08 Cary Coutant <ccoutant@google.com>
346 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
347 (lines_only_debug_sections): Likewise.
349 2012-05-02 Roland McGrath <mcgrathr@google.com>
353 * Makefile.am (CCFILES, HFILES): Add them.
354 * Makefile.in: Regenerate.
355 * i386.cc (Output_data_plt_i386_nacl): New class.
356 (Output_data_plt_i386_nacl_exec): New class.
357 (Output_data_plt_i386_nacl_dyn): New class.
358 (Target_i386_nacl): New class.
359 (Target_selector_i386_nacl): New class.
360 (target_selector_i386): Use it instead of Target_selector_i386.
361 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
362 (Target_x86_64_nacl): New class.
363 (Target_selector_x86_64_nacl): New class.
364 (target_selector_x86_64, target_selector_x32): Use it instead of
365 Target_selector_x86_64.
366 * arm.cc (Output_data_plt_arm_nacl): New class.
367 (Target_arm_nacl): New class.
368 (Target_selector_arm_nacl): New class.
369 (target_selector_arm, target_selector_armbe): Use it instead of
372 * target-select.cc (select_target): Take new Input_file* and off_t
373 arguments, pass them on to recognize method of selector.
374 * object.cc (make_elf_sized_object): Update caller.
375 * parameters.cc (parameters_force_valid_target): Likewise.
376 * incremental.cc (make_sized_incremental_binary): Likewise.
377 * target-select.h: Update decl.
378 (Target_selector::recognize): Take new Input_file* argument,
379 pass it on to do_recognize.
380 (Target_selector::do_recognize): Take new Input_file* argument.
381 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
382 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
383 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
384 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
386 * target.h (Target::Target_info): New members isolate_execinstr
388 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
389 * arm.cc (Target_arm::arm_info): Update initializer.
390 * i386.cc (Target_i386::i386_info): Likewise.
391 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
392 * sparc.cc (Target_sparc::sparc_info): Likewise.
393 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
394 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
395 * layout.cc (Layout::attach_allocated_section_to_segment):
396 Take new const Target* argument. If target->isolate_execinstr(), act
398 (Layout::find_first_load_seg): Take new const Target* argument;
399 if target->isolate_execinstr(), reject PF_X segments.
400 (Layout::relaxation_loop_body): Update caller.
401 (Layout::set_segment_offsets): If target->isolate_execinstr(),
402 reset file offset to zero when we hit LOAD_SEG, and then do a second
403 loop over the segments before LOAD_SEG to reassign offsets after
404 addresses have been determined. Handle target->rosegment_gap().
405 (Layout::attach_section_to_segment): Take new const Target* argument;
406 pass it to attach_allocated_section_to_segment.
407 (Layout::make_output_section): Update caller.
408 (Layout::attach_sections_to_segments): Take new const Target* argument;
409 pass it to attach_section_to_segment.
410 * gold.cc (queue_middle_tasks): Update caller.
411 * layout.h (Layout): Update method decls with new arguments.
413 * arm.cc (Target_arm::Target_arm): Take optional argument for the
414 Target_info pointer to use.
415 (Target_arm::do_make_data_plt): New virtual method.
416 (Target_arm::make_data_plt): New method that calls it.
417 (Target_arm::make_plt_entry): Use it.
418 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
419 for the section alignment.
420 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
422 (Output_data_plt_arm::first_plt_entry_offset): Call it.
423 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
425 (Output_data_plt_arm::get_plt_entry_size): Call it.
426 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
427 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
428 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
430 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
431 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
432 method instead of sizeof(plt_entry).
433 (Output_data_plt_arm::add_entry): Likewise.
434 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
435 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
437 (Target_arm::plt_entry_size): Likewise.
438 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
440 (Output_data_plt_arm_standard): ... here, new class.
441 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
442 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
443 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
445 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
446 Take additional argument for the PLT entry size.
447 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
448 Use get_plt_entry_size method rather than plt_entry_size variable.
449 (Output_data_plt_x86_64::reserve_slot): Likewise.
450 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
451 (Output_data_plt_x86_64::add_entry): Likewise.
452 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
453 (Output_data_plt_x86_64::address_for_global): Likewise.
454 (Output_data_plt_x86_64::address_for_local): Likewise.
455 (Output_data_plt_x86_64::set_final_data_size): Likewise.
456 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
457 Make method non-static.
458 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
460 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
461 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
462 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
463 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
465 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
466 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
468 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
469 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
471 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
472 (Output_data_plt_x86_64::plt_entry_size)
473 (Output_data_plt_x86_64::first_plt_entry)
474 (Output_data_plt_x86_64::plt_entry)
475 (Output_data_plt_x86_64::tlsdesc_plt_entry)
476 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
477 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
478 (Output_data_plt_x86_64_standard): ... here, new class.
479 (Target_x86_64::Target_x86_64): Take optional argument for the
480 Target_info pointer to use.
481 (Target_x86_64::do_make_data_plt): New virtual method.
482 (Target_x86_64::make_data_plt): New method to call it.
483 (Target_x86_64::init_got_plt_for_update): Use that.
484 Call this->plt_->add_eh_frame method here.
485 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
486 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
487 rather than static method.
488 (Target_x86_64::plt_entry_size): Likewise.
489 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
490 rather than plt_entry_size variable. Move guts of PLT filling to...
491 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
492 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
493 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
495 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
496 additional argument for the section alignment.
497 Don't do add_eh_frame_for_plt here.
498 (Output_data_plt_i386::first_plt_entry_offset): Make the method
499 non-static. Use get_plt_entry_size method rather than plt_entry_size
501 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
503 (Output_data_plt_i386::get_plt_entry_size): Call it.
504 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
505 (Output_data_plt_i386::add_eh_frame): New method to call it.
506 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
508 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
509 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
511 (Output_data_plt_i386::fill_plt_entry): New method to call it.
512 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
513 method instead of plt_entry_size.
514 (Output_data_plt_i386::plt_entry_size)
515 (Output_data_plt_i386::plt_eh_frame_fde_size)
516 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
517 (Output_data_plt_i386_standard): ... here, new class.
518 (Output_data_plt_i386_exec): New class.
519 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
520 (Output_data_plt_i386_exec::first_plt_entry): ... here.
521 (Output_data_plt_i386::exec_plt_entry): Move to ...
522 (Output_data_plt_i386_exec::plt_entry): ... here.
523 (Output_data_plt_i386_dyn): New class.
524 (Output_data_plt_i386::first_plt_entry): Move to ...
525 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
526 (Output_data_plt_i386::dyn_plt_entry): Move to ...
527 (Output_data_plt_i386_dyn::plt_entry): ... here.
528 (Target_i386::Target_i386): Take optional argument for the Target_info
530 (Target_i386::do_make_data_plt): New virtual method.
531 (Target_i386::make_data_plt): New method to call it.
532 (Target_i386::make_plt_section): Use that.
533 Call this->plt_->add_eh_frame method here.
534 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
535 rather than plt_entry_size variable.
536 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
537 (Output_data_plt_i386::address_for_local): Likewise.
538 (Output_data_plt_i386::do_write): Likewise.
539 Move guts of PLT filling to...
540 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
541 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
542 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
543 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
545 2012-05-01 Cary Coutant <ccoutant@google.com>
547 * dwarf_reader.cc (Dwarf_die::read_attributes)
548 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
549 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
550 * reduced_debug_output.cc
551 (Output_reduced_debug_info_section::get_die_end): Remove
552 DW_FORM_GNU_ref_index. Add default case.
554 2012-04-26 Mark Wielaard <mjw@redhat.com>
556 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
557 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
558 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
559 DW_AT_high_pc as offset from DW_AT_low_pc.
561 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
562 * testsuite/Makefile.in: Regenerate.
563 * testsuite/gdb_index_test_3.c: New test source file.
564 * testsuite/gdb_index_test_3.sh: New test source file.
566 2012-04-25 Ian Lance Taylor <iant@google.com>
568 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
570 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
571 as a class, not a struct.
572 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
573 (Target_arm::apply_cortex_a8_workaround): Likewise.
574 * gc.h: Declare Reloc_types as a struct, not a class.
575 * object.h: Declare Symbols_data as a struct.
576 * reloc.h: Declare Read_relocs_data as a struct.
577 * target.h: Declare Relocate_info as a struct.
579 2012-04-24 David S. Miller <davem@davemloft.net>
581 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
582 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
585 2012-04-24 Cary Coutant <ccoutant@google.com>
587 * incremental-dump.cc (find_input_containing_global): Replace
588 magic number with symbolic constant.
589 (dump_incremental_inputs): Update version number.
590 * incremental.cc (Output_section_incremental_inputs): Update version
591 number; import symbolic constants from Incremental_inputs_reader.
592 (Incremental_inputs::create_data_sections): Align relocations
593 section correctly for 64-bit targets.
594 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
595 constants; add padding.
596 (Output_section_incremental_inputs::write_header): Add assert for
598 (Output_section_incremental_inputs::write_input_files): Add assert
599 for input_entry_size.
600 (Output_section_incremental_inputs::write_info_blocks): Add padding;
601 add assert for object_info_size, input_section_entry_size,
602 global_sym_entry_size.
603 * incremental.h (Incremental_inputs_reader): Add symbolic constants
604 for data structure sizes; use them.
605 (Incremental_input_entry_reader): Import symbolic constants from
606 Incremental_inputs_reader; use them.
608 2012-04-23 David S. Miller <davem@davemloft.net>
610 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
612 (Target_sparc::Target_sparc): Initialize new fields.
613 (Target_sparc::do_make_elf_object): New function.
614 (Target_sparc::do_adjust_elf_header): New function.
616 2012-04-23 Cary Coutant <ccoutant@google.com>
618 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
619 CU range table of gdb index.
621 2012-04-20 David S. Miller <davem@davemloft.net>
623 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
626 2012-04-16 David S. Miller <davem@davemloft.net>
628 * sparc.cc (Target_sparc::got_address): New function.
629 (Sparc_relocate_functions::gdop_hix22): New function.
630 (Sparc_relocate_functions::gdop_lox10): New function.
631 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
633 (Target_sparc::Scan::local): Likewise if the global symbol is not
634 preemptible and is not IFUNC.
635 (Target_sparc::Relocate::relocate): Perform GOTDATA code
636 transformations for local and non-preemptible non-IFUNC global
639 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
640 writing out 64-bit part of ranges.
642 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
643 -fpic and -fpie respectively.
644 * Makefile.in: Regenerate.
646 * sparc.cc (class Target_sparc): Add rela_ifunc_.
647 (Target_sparc::Target_sparc): Initialize new field.
648 (Target_sparc::do_plt_section_for_global): New function.
649 (Target_sparc::do_plt_section_for_local): New function.
650 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
651 (Target_sparc::make_plt_section): New function, broken out of
652 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
653 (Target_sparc::make_plt_entry): Call make_plt_section.
654 (Target_sparc::make_local_ifunc_plt_entry): New function.
655 (Target_sparc::rela_ifunc_section): New function.
656 (Target_sparc::plt_section): Remove const.
657 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
658 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
659 and ifunc_count_ fields.
660 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
661 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
662 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
663 (Output_data_plt_sparc::rela_ifunc): New function.
664 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
665 (Output_data_plt_sparc::has_ifunc_section): New function.
666 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
667 (Output_data_plt_sparc::address_for_global): New function.
668 (Output_data_plt_sparc::address_for_local): New function.
669 (Output_data_plt_sparc::plt_index_to_offset): New function.
670 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
672 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
674 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
675 R_SPARC_JMP_IREL to switch.
676 (Target_sparc::Scan::check_non_pic): Likewise.
677 (Target_sparc::Scan::local): Handle IFUNC symbols.
678 (Target_sparc::Scan::local): Likewise.
679 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
680 and plt_address_for_local.
681 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
682 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
684 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
685 (class Output_data_reloc): Adjust calls to Output_reloc_type.
686 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
687 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
689 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
690 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
692 * sparc.cc (Target_sparc::Scan::global): Likewise.
693 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
695 2012-04-16 Cary Coutant <ccoutant@google.com>
697 * archive.cc (Library_base::should_include_member): Check for
698 --export-dynamic-symbol.
699 * options.h (class General_options): Add --export-dynamic-symbol.
700 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
701 --export-dynamic-symbol.
702 (Symbol_table::gc_mark_undef_symbols): Likewise.
703 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
705 2012-04-12 David S. Miller <davem@davemloft.net>
707 * sparc.cc (Reloc::wdisp10): New relocation method.
708 (Reloc::h34): Likewise.
709 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
710 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
712 (Target_sparc::Scan::local): Likewise.
713 (Target_sparc::Scan::global): Likewise.
714 (Target_sparc::Relocate::relocate): Likewise.
716 2012-04-09 Cary Coutant <ccoutant@google.com>
718 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
721 2012-04-06 Ian Lance Taylor <iant@google.com>
723 * timer.cc: #include <unistd.h>.
725 2012-04-06 Roland McGrath <mcgrathr@google.com>
727 * configure.in (AC_CHECK_HEADERS): Add locale.h.
728 * config.in: Regenerate.
729 * configure: Regenerate.
731 2012-04-05 Nick Clifton <nickc@redhat.com>
733 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
734 (AM_LC_MESSAGES): Add.
735 * aclocal.m4: Regenerate.
736 * config.in: Regenerate.
737 * configure: Regenerate.
739 2012-03-21 Cary Coutant <ccoutant@google.com>
741 * Makefile.am: Add gdb-index.cc, gdb-index.h.
742 * Makefile.in: Regenerate.
743 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
744 (Sized_elf_reloc_mapper::symbol_section): New function.
745 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
746 (make_elf_reloc_mapper): New function.
747 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
748 (Dwarf_abbrev_table::do_read_abbrevs): New function.
749 (Dwarf_abbrev_table::do_get_abbrev): New function.
750 (Dwarf_ranges_table::read_ranges_table): New function.
751 (Dwarf_ranges_table::read_range_list): New function.
752 (Dwarf_pubnames_table::read_section): New function.
753 (Dwarf_pubnames_table::read_header): New function.
754 (Dwarf_pubnames_table::next_name): New function.
755 (Dwarf_die::Dwarf_die): New function.
756 (Dwarf_die::read_attributes): New function.
757 (Dwarf_die::skip_attributes): New function.
758 (Dwarf_die::set_name): New function.
759 (Dwarf_die::set_linkage_name): New function.
760 (Dwarf_die::attribute): New function.
761 (Dwarf_die::string_attribute): New function.
762 (Dwarf_die::int_attribute): New function.
763 (Dwarf_die::uint_attribute): New function.
764 (Dwarf_die::ref_attribute): New function.
765 (Dwarf_die::child_offset): New function.
766 (Dwarf_die::sibling_offset): New function.
767 (Dwarf_info_reader::check_buffer): New function.
768 (Dwarf_info_reader::parse): New function.
769 (Dwarf_info_reader::do_parse): New function.
770 (Dwarf_info_reader::do_read_string_table): New function.
771 (Dwarf_info_reader::lookup_reloc): New function.
772 (Dwarf_info_reader::get_string): New function.
773 (Dwarf_info_reader::visit_compilation_unit): New function.
774 (Dwarf_info_reader::visit_type_unit): New function.
775 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
776 Sized_elf_reloc_mapper.
777 (Sized_dwarf_line_info::symbol_section): Remove function.
778 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
779 (Sized_dwarf_line_info::read_line_mappings): Remove object
780 parameter, adjust callers.
781 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
782 * dwarf_reader.h: Include <sys/types.h>.
783 (class Track_relocs): Remove forward declaration.
784 (class Elf_reloc_mapper): New class.
785 (class Sized_elf_reloc_mapper): New class.
786 (class Dwarf_abbrev_table): New class.
787 (class Dwarf_range_list): New class.
788 (class Dwarf_ranges_table): New class.
789 (class Dwarf_pubnames_table): New class.
790 (class Dwarf_die): New class.
791 (class Dwarf_info_reader): New class.
792 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
793 (Sized_dwarf_line_info::symbol_section): Remove member function.
794 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
796 * gdb-index.cc: New source file.
797 * gdb-index.h: New source file.
798 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
799 and .debug_types sections, call Layout::add_to_gdb_index.
800 (Sized_relobj_incr::do_section_name): Implement.
801 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
802 return type; Implement.
803 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
805 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
806 parameter list and return type.
807 (Sized_incr_dynobj::do_section_contents): Likewise.
808 * layout.cc: Include gdb-index.h.
809 (Layout::Layout): Initialize gdb_index_data_.
810 (Layout::init_fixed_output_section): Check for .gdb_index section.
811 (Layout::add_to_gdb_index): New function. Instantiate.
812 * layout.h: Add forward declaration for class Gdb_index.
813 (Layout::add_to_gdb_index): New member function.
814 (Layout::gdb_index_data_): New data member.
815 * main.cc: Include gdb-index.h.
816 (main): Print statistics for gdb index.
817 * object.cc (Object::section_contents): Move code into
819 (need_decompressed_section): Check for sections needed when building
821 (build_compressed_section_map): Likewise.
822 (Sized_relobj_file::do_read_symbols): Need local symbols when building
824 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
825 sections; call Layout::add_to_gdb_index.
826 (Sized_relobj_file::do_decompressed_section_contents): Call
827 do_section_contents directly.
828 * object.h (Object::do_section_contents): Adjust parameter list and
830 (Object::do_decompressed_section_contents): Call do_section_contents
832 (Sized_relobj_file::do_section_contents): Adjust parameter list and
834 * options.h (class General_options): Add --gdb-index option.
835 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
836 list and return type.
837 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
838 * reloc.h (Track_relocs::checkpoint): New function.
839 (Track_relocs::reset): New function.
841 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
843 * testsuite/Makefile.in: Regenerate.
844 * testsuite/gdb_index_test.cc: New test source file.
845 * testsuite/gdb_index_test_1.sh: New test source file.
846 * testsuite/gdb_index_test_2.sh: New test source file.
848 2012-03-19 Doug Kwan <dougkwan@google.com>
850 * arm.cc (Target_arm::do_define_standard_symbols): New method.
851 (Target_arm::do_finalize_sections): Remove code which defines
852 __exidx_start and __exidx_end. Make symbol table parameter
853 anonymous as it is not used.
854 * gold.cc (queue_middle_tasks): Call target hook to define any
855 target-specific symbols.
856 * target.h (Target::define_standard_symbols): New method.
857 (Target::do_define_standard_symbols): Same.
858 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
859 * testsuite/Makefile.in: Regenerate.
860 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
862 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
863 relocations are generated for __exidx_start and __exidx_end.
865 2012-03-16 Doug Kwan <dougkwan@google.com>
867 * testsuite/Makefile.am: Disable test initpri3b.
868 * testsuite/Makefile.in: Regenerate.
870 2012-03-15 Doug Kwan <dougkwan@google.com>
872 * arm.cc (Target_arm::got_section): Make .got section read-only
875 2012-03-15 Ian Lance Taylor <iant@google.com>
878 * layout.cc (Layout::make_output_section): Correctly mark
879 SHT_INIT_ARRAY, et. al., as relro.
881 2012-03-14 Doug Kwan <dougkwan@google.com>
883 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
884 dynamic relocations for protected symbols in shared objects.
886 2012-03-13 Ian Lance Taylor <iant@google.com>
888 * resolve.cc (Symbol_table::resolve): When merging common symbols,
889 keep the larger alignment.
891 2012-03-12 Cary Coutant <ccoutant@google.com>
893 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
894 handling of DW_LNE_define_file.
896 2012-03-12 Cary Coutant <ccoutant@google.com>
898 * reduced_debug_output.cc
899 (Output_reduced_debug_info_section::get_die_end): Add new FORM
902 2012-02-29 Cary Coutant <ccoutant@google.com>
904 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
906 2012-02-29 Cary Coutant <ccoutant@google.com>
908 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
909 Call Object::decompressed_section_contents.
910 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
912 (Sized_dwarf_line_info::buffer_start_): New data member.
913 * merge.cc (Output_merge_data::do_add_input_section): Call
914 Object::decompressed_section_contents.
915 (Output_merge_string::do_add_input_section): Likewise.
916 * object.cc (need_decompressed_section): New function.
917 (build_compressed_section_map): Decompress sections needed later.
918 (Sized_relobj_file::do_decompressed_section_contents): New function.
919 (Sized_relobj_file::do_discard_decompressed_sections): New function.
920 * object.h (Object::decompressed_section_contents): New function.
921 (Object::discard_decompressed_sections): New function.
922 (Object::do_decompressed_section_contents): New function.
923 (Object::do_discard_decompressed_sections): New function.
924 (Compressed_section_info): New type.
925 (Compressed_section_map): Include decompressed section contents.
926 (Sized_relobj_file::do_decompressed_section_contents): New function.
927 (Sized_relobj_file::do_discard_decompressed_sections): New function.
929 2012-02-16 Cary Coutant <ccoutant@google.com>
931 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
932 * testsuite/Makefile.in: Regenerate.
934 2012-02-14 Cary Coutant <ccoutant@google.com>
936 * options.cc (General_options::finalize): Disallow -pie and -static.
938 2012-02-03 Doug Kwan <dougkwan@google.com>
940 * arm.cc (Arm_relocate_functions::abs8,
941 Arm_relocate_functions::abs16): Use
942 Bits::has_signed_unsigned_overflow32.
943 (Arm_relocate_functions::thm_abs8): Correct range of
945 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
948 2012-02-02 Doug Kwan <dougkwan@google.com>
950 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
951 position independent outputs, not just shared objects.
953 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
955 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
956 * configure: Regenerated.
958 2012-01-27 Ian Lance Taylor <iant@google.com>
960 * reloc.h (Bits): New class with static functions, copied from
961 namespace utils in arm.cc.
962 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
965 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
967 * incremental.cc (write_info_blocks): Correct relocation offset.
969 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
971 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
972 (Relocate::tls_gd_to_le): Likewise.
974 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
976 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
978 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
980 * configure.ac: Check if -mcmodel=medium works.
981 * configure: Regenerated.
983 2012-01-24 Cary Coutant <ccoutant@google.com>
985 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
987 (read_unsigned_LEB_128_x): ... this new function.
988 (read_signed_LEB_128): Replaced with inline definition and ...
989 (read_signed_LEB_128_x): ... this new function.
990 * int_encoding.h (read_unsigned_LEB_128_x): New function.
991 (read_unsigned_LEB_128): Add inline definition.
992 (read_signed_LEB_128_x): New function.
993 (read_signed_LEB_128): Add inline definition.
994 * testsuite/Makefile.am (leb128_unittest): New unit test.
995 * testsuite/Makefile.in: Regenerate.
996 * testsuite/leb128_unittest.cc: New unit test.
998 2012-01-23 Ian Lance Taylor <iant@google.com>
1001 * i386.cc (Target_i386::do_code_fill): When using a jmp
1002 instruction, pad with nop instructions.
1003 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1005 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1007 * x86_64.cc (gc_process_relocs): Add typename on types used in
1009 (scan_relocs): Likewise.
1010 (relocate_section): Likewise.
1011 (apply_relocation): Likewise.
1013 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1015 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1016 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1019 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1021 * x86_64.cc: Initial support for x32.
1023 2012-01-03 Cary Coutant <ccoutant@google.com>
1025 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1026 Use abstract base class for GOT.
1027 * gold/output.h (class Output_data_got_base): New abstract base class.
1028 (class Output_data_got): Derive from new base class, adjust ctors.
1029 (Output_data_got::reserve_slot): Make virtual; rename to
1030 do_reserve_slot; Adjust callers.
1031 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1032 pointer to abstract base class.
1033 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1035 2011-12-18 Ian Lance Taylor <iant@google.com>
1037 * object.h (Relobj::local_symbol_value): New function.
1038 (Relobj::local_plt_offset): New function.
1039 (Relobj::local_has_got_offset): New function.
1040 (Relobj::local_got_offset): New function.
1041 (Relobj::set_local_got_offset): New function.
1042 (Relobj::do_local_symbol_value): New pure virtual function.
1043 (Relobj::do_local_plt_offset): Likewise.
1044 (Relobj::do_local_has_got_offset): Likewise.
1045 (Relobj::do_local_got_offset): Likewise.
1046 (Relobj::do_set_local_got_offset): Likewise.
1047 (Sized_relobj::do_local_has_got_offset): Rename from
1048 local_has_got_offset.
1049 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1050 (Sized_relobj::do_set_local_got_offset): Rename from
1051 set_local_got_offset.
1052 (Sized_relobj_file::do_local_plt_offset): Rename from
1054 (Sized_relobj_file::do_local_symbol_value): New function.
1055 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1057 * output.cc (Output_data_got::Got_entry::write): Change object to
1058 Relobj. Use local_symbol_value.
1059 (Output_data_got::add_global_with_rel): Change rel_dyn to
1060 Output_data_reloc_generic*. Use add_global_generic.
1061 (Output_data_got::add_global_with_rela): Remove. Change all
1062 callers to use add_global_with_rel.
1063 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1064 Output_data_reloc_generic*. Use add_global_generic.
1065 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1066 callers to use add_global_pair_with_rel.
1067 (Output_data_got::add_local): Change object to Relobj*.
1068 (Output_data_got::add_local_plt): Likewise.
1069 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1070 change rel_dyn to Output_data_reloc_generic*. Use
1072 (Output_data_got::add_local_with_rela): Remove. Change all
1073 callers to use all_local_with_rel.
1074 (Output_data_got::add_local_pair_with_rel): Change object to
1075 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1076 add_output_section_generic.
1077 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1078 callers to use add_local_pair_with_rel.
1079 (Output_data_got::reserve_local): Change object to Relobj*.
1080 * output.h: (class Output_data_reloc_generic): Add pure virtual
1081 declarations for add_global_generic, add_local_generic,
1082 add_output_section_generic.
1083 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1084 functions for Output_data_reloc_generic. Update declarations for
1085 changes listed in output.cc.
1086 (class Output_data_got): Change template parameter to got_size.
1087 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1088 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1090 (Sized_relobj_incr::do_local_plt_offset): New function.
1091 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1094 2011-12-17 Cary Coutant <ccoutant@google.com>
1096 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1097 * resolve.cc (Symbol_table::resolve): Likewise.
1098 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1100 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1102 2011-12-16 Ian Lance Taylor <iant@google.com>
1104 * output.h (Output_data_reloc_generic::add): Only call
1105 add_dynamic_reloc if this is a dynamic reloc section.
1107 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1110 * target-reloc.h (apply_relocation): Replace <64, false> with
1113 2011-11-25 Nick Clifton <nickc@redhat.com>
1115 * po/it.po: New Italian translation.
1117 2011-11-17 Sterling Augustine <saugustine@google.com>
1119 * script.cc (script_include_directive): Implement.
1120 (read_script_file): New local variables name and search_path. Update
1121 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1122 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1123 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1125 2011-11-11 Sterling Augustine <saugustine@google.com>
1127 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1128 (file_or_sections_cmd): Likewise.
1130 2011-11-11 Doug Kwan <dougkwan@google.com>
1132 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1133 if --just-symbols is given.
1135 2011-11-10 Doug Kwan <dougkwan@google.com>
1138 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1139 when processing data relocs.
1140 * reloc.h (Relocate_functions::rel_unaligned): New method.
1141 (Relocate_functions::pcrel_unaligned): Ditto.
1142 (Relocate_functions::rel32_unaligned): Ditto.
1143 (Relocate_functions::pcrel32_unaligned): Ditto.
1145 2011-11-09 Doug Kwan <dougkwan@google.com>
1148 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1149 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1150 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1151 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1152 (Relocate_functions::rel_unaligned): New.
1153 (Relocate_functions::rel32_unaligned): New.
1154 * target-reloc.h (relocate_for_relocatable): Add code to handle
1155 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1156 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1157 arm_unaligned_reloc_r): New targets.
1158 * testsuite/Makefile.in: Regenerate.
1159 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1162 2011-11-02 Ian Lance Taylor <iant@google.com>
1164 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1166 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1167 * options.cc (General_options::finalize): Use library search path
1168 from configure script if specified. If not native and no sysroot,
1169 only search TOOLLIBDIR.
1170 * options.h (Search_directory::Search_directory): Change name to
1172 (General_options::add_to_library_path_with_sysroot): Change arg to
1174 * configure, Makefile.in, config.in: Rebuild.
1176 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1178 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1179 we are working around the ARM1176 Erratum.
1180 * options.h (General_options::fix_arm1176): Add option.
1181 * testsuite/Makefile.am: Add testcases, and keep current ones
1183 * testsuite/Makefile.in: Regenerate.
1184 * testsuite/arm_fix_1176.s: New file.
1185 * testsuite/arm_fix_1176.sh: Likewise.
1187 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1189 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1191 (Target_arm::may_use_blx): Remove method.
1192 (Target_arm::set_may_use_blx): Likewise.
1193 (Target_arm::may_use_v4t_interworking): New method.
1194 (Target_arm::may_use_v5t_interworking): Likewise.
1195 (Target_arm::may_use_blx_): Remove member variable.
1196 (Arm_relocate_functions::arm_branch_common): Check for v5T
1198 (Arm_relocate_functions::thumb_branch_common): Likewise.
1199 (Reloc_stub::stub_type_for_reloc): Likewise.
1200 (Target_arm::do_finalize_sections): Correct interworking checks.
1201 * testsuite/Makefile.am: Add new tests.
1202 * testsuite/Makefile.in: Regenerate.
1203 * testsuite/arm_farcall_arm_arm.s: New test.
1204 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1205 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1206 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1207 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1208 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1209 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1210 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1212 2011-10-31 Cary Coutant <ccoutant@google.com>
1215 * expression.cc (Expression::eval_with_dot): Add
1216 is_section_dot_assignment parameter.
1217 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1218 absolute and assigning to dot within a section.
1219 * script-sections.cc
1220 (Output_section_element_assignment::set_section_addresses): Pass
1221 dot_section to set_if_absolute.
1222 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1223 as is_section_dot_assignment flag to eval_with_dot.
1224 (Output_section_element_dot_assignment::set_section_addresses):
1226 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1227 parameter. Also set value if relative to dot_section; set the
1228 symbol's output_section.
1229 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1230 parameter. Adjust all callers.
1231 (Expression::eval_maybe_dot): Likewise.
1232 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1234 * testsuite/script_test_2.t: Test assignment of an absolute value
1235 to dot within an output section element.
1237 2011-10-31 Cary Coutant <ccoutant@google.com>
1239 * options.h (class General_options): Add --[no-]gnu-unique options.
1240 * symtab.cc (Symbol_table::sized_write_globals): Convert
1241 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1243 2011-10-31 Cary Coutant <ccoutant@google.com>
1246 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1247 unnecessary assertion.
1248 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1250 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1252 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1254 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1256 Change to just keep the section associated with symbol.
1257 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1258 they are externally visible and --export-dynamic is turned on.
1259 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1261 2011-10-19 Ian Lance Taylor <iant@google.com>
1264 * script-sections.cc
1265 (Output_section_element_dot_assignment::needs_output_section): New
1268 2011-10-19 Ian Lance Taylor <iant@google.com>
1271 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1272 --section-start option was seen.
1273 * options.h (General_options::any_section_start): New function.
1275 2011-10-18 David S. Miller <davem@davemloft.net>
1278 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1279 member to track relocation locations that have moved during TLS
1280 reloc optimizations.
1281 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1282 (Target_sparc::Relocate::relocate): Adjust view down by 4
1283 bytes if it matches reloc_adjust_addr_.
1284 (Target_sparc::Relocate::relocate_tls): Always move the
1285 __tls_get_addr call delay slot instruction forward 4 bytes when
1286 performing relaxation.
1288 2011-10-18 Cary Coutant <ccoutant@google.com>
1290 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1291 (Output_file::map_no_anonymous): Check for non-zero
1292 return code from posix_fallocate.
1294 2011-10-17 Cary Coutant <ccoutant@google.com>
1297 * plugin.cc (is_visible_from_outside): Check for symbols
1298 referenced from dynamic objects.
1299 * resolve.cc (Symbol_table::resolve): Don't count references
1300 from dynamic objects as references from real ELF files.
1301 * testsuite/plugin_test_2.sh: Adjust expected result.
1303 2011-10-17 Cary Coutant <ccoutant@google.com>
1305 * gold.cc: Include timer.h.
1306 (queue_middle_tasks): Stamp time.
1307 (queue_final_tasks): Likewise.
1308 * main.cc (main): Store timer in parameters. Print timers
1310 * parameters.cc (Parameters::Parameters): Initialize timer_.
1311 (Parameters::set_timer): New function.
1312 (set_parameters_timer): New function.
1313 * parameters.h (Parameters::set_timer): New function.
1314 (Parameters::timer): New function.
1315 (Parameters::timer_): New data member.
1316 (set_parameters_timer): New function.
1317 * timer.cc (Timer::stamp): New function.
1318 (Timer::get_pass_time): New function.
1319 * timer.h (Timer::stamp): New function.
1320 (Timer::get_pass_time): New function.
1321 (Timer::pass_times_): New data member.
1323 2011-10-17 Cary Coutant <ccoutant@google.com>
1325 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1326 task for members of lib groups.
1328 2011-10-17 Cary Coutant <ccoutant@google.com>
1331 * fileread.cc (File_read::find_view): Add assert.
1332 (File_read::make_view): Move bounds check (replace with assert)...
1333 (File_read::find_or_make_view): ... to here.
1335 2011-10-12 Cary Coutant <ccoutant@google.com>
1337 * output.cc (Output_file::open_base_file): Handle case where
1338 ::read returns less than requested size.
1340 2011-10-10 Cary Coutant <ccoutant@google.com>
1342 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1343 Initialize defined_count_.
1344 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1345 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1346 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1347 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1348 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1349 * incremental.h (Sized_relobj_incr::defined_count_): New data
1351 (Sized_incr_dynobj::defined_count_): New data member.
1352 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1353 Return zeroes instead of internal error.
1355 2011-10-10 Cary Coutant <ccoutant@google.com>
1358 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1359 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1360 * output.h (class Output_reloc): Add use_plt_offset flag.
1361 (Output_reloc::type_): Adjust size of bit field.
1362 (Output_reloc::use_plt_offset_): New bit field.
1363 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1364 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1365 flag. Adjust all callers.
1366 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1367 creating RELATIVE relocations.
1369 2011-10-10 Nick Clifton <nickc@redhat.com>
1371 * po/es.po: Updated Spanish translation.
1372 * po/fi.po: Updated Finnish translation.
1374 2011-10-03 Diego Novillo <dnovillo@google.com>
1376 * options.cc (parse_uint): Fix dereference of RETVAL.
1378 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1380 * layout.h (section_order_map_): New member.
1381 (get_section_order_map): New member function.
1382 * output.cc (Output_section::add_input_section): Check for patterns
1383 only when --section-ordering-file is specified.
1384 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1385 output_sections have been formed.
1386 * layout.cc (Layout_Layout): Initialize section_order_map_.
1387 * plugin.cc (update_section_order): Store order in order_map. Do not
1389 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1390 * testsuite/Makefile.in: Regenerate.
1391 * testsuite/plugin_section_order.c: New file.
1392 * testsuite/plugin_final_layout.cc: New file.
1393 * testsuite/plugin_final_layout.sh: New file.
1395 2011-09-29 Cary Coutant <ccoutant@google.com>
1397 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1399 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1400 symbols during incremental update.
1401 (Symbol_table::add_from_dynobj): Likewise.
1403 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1404 Ian Lance Taylor <iant@google.com>
1406 * symtab.cc (Symbol_table::define_special_symbol): Always
1407 canonicalize version string.
1409 2011-09-26 Cary Coutant <ccoutant@google.com>
1411 * gold.cc (queue_initial_tasks): Move option checks ...
1412 * options.cc (General_options::finalize): ... to here. Disable
1413 some options; make others fatal.
1415 2011-09-26 Cary Coutant <ccoutant@google.com>
1418 * plugin.cc (get_symbols_v2): New function.
1419 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1420 (is_referenced_from_outside): New function.
1421 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1422 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1423 (get_symbols): Pass version parameter.
1424 (get_symbols_v2): New function.
1425 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1427 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1428 (onload): Add LDPT_GET_SYMBOLS_V2.
1429 (all_symbols_read_hook): Use get_symbols_v2; check for
1430 LDPR_PREVAILING_DEF_IRONLY_EXP.
1431 * testsuite/plugin_test_3.sh: Update expected results.
1433 2011-09-23 Simon Baldwin <simonb@google.com>
1435 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1436 configuration options.
1437 * configure: Regenerate.
1438 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1439 * Makefile.in: Regenerate.
1440 * testsuite/Makefile.in: Regenerate.
1442 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1444 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1446 2011-09-19 Cary Coutant <ccoutant@google.com>
1448 * incremental.cc (can_incremental_update): Fix typo in comment.
1449 * incremental.h (can_incremental_update): Likewise.
1451 2011-09-18 Cary Coutant <ccoutant@google.com>
1453 * incremental.cc (can_incremental_update): New function.
1454 * incremental.h (can_incremental_update): New function.
1455 * layout.cc (Layout::init_fixed_output_section): Call it.
1456 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1457 * object.cc (Sized_relobj_file::do_layout): Call
1458 can_incremental_update.
1460 2011-09-13 Cary Coutant <ccoutant@google.com>
1462 * configure.ac: Check for glibc support for gnu_indirect_function
1463 support with static linking, setting automake conditional
1465 * Makefile.in: Regenerate.
1466 * configure: Regenerate.
1468 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1469 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1471 * testsuite/Makefile.in: Regenerate.
1473 2011-09-13 Cary Coutant <ccoutant@google.com>
1475 * incremental.cc (Sized_relobj_incr::do_layout): Call
1476 report_comdat_group for kept comdat sections.
1477 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1478 * testsuite/Makefile.in: Regenerate.
1479 * testsuite/incr_comdat_test_1.cc: New source file.
1480 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1481 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1482 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1484 2011-09-13 Ian Lance Taylor <iant@google.com>
1486 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1487 variable external_symbols_offset.
1489 2011-09-12 Ian Lance Taylor <iant@google.com>
1491 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1492 triggered if object has no symbols.
1494 2011-09-09 David S. Miller <davem@davemloft.net>
1496 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1497 (Output_fill_debug_line::do_write): Likewise.
1499 2011-08-29 Cary Coutant <ccoutant@google.com>
1501 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1502 casts to match formatting specs.
1503 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1505 2011-08-26 Cary Coutant <ccoutant@google.com>
1507 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1508 remaining hole size when allocating.
1509 (Layout::make_output_section): Set fill methods for debug sections.
1510 * layout.h (Free_list::Free_list_node): Move from private to
1512 (Free_list::set_min_hole_size): New function.
1513 (Free_list::begin, Free_list::end): New functions.
1514 (Free_list::min_hole_): New data member.
1515 * output.cc: Include dwarf.h.
1516 (Output_fill_debug_info::do_minimum_hole_size): New function.
1517 (Output_fill_debug_info::do_write): New function.
1518 (Output_fill_debug_line::do_minimum_hole_size): New function.
1519 (Output_fill_debug_line::do_write): New function.
1520 (Output_section::Output_section): Initialize new data member.
1521 (Output_section::set_final_data_size): Ensure patch space is larger
1522 than minimum hole size.
1523 (Output_section::do_write): Fill holes in debug sections.
1524 * output.h (Output_fill): New class.
1525 (Output_fill_debug_info): New class.
1526 (Output_fill_debug_line): New class.
1527 (Output_section::set_free_space_fill): New function.
1528 (Output_section::free_space_fill_): New data member.
1529 * testsuite/Makefile.am (incremental_test_3): Add
1530 --incremental-patch option.
1531 (incremental_test_4): Likewise.
1532 (incremental_test_5): Likewise.
1533 (incremental_test_6): Likewise.
1534 (incremental_copy_test): Likewise.
1535 (incremental_common_test_1): Likewise.
1536 * testsuite/Makefile.in: Regenerate.
1538 2011-08-26 Nick Clifton <nickc@redhat.com>
1540 * po/es.po: Updated Spanish translation.
1542 2011-08-01 Cary Coutant <ccoutant@google.com>
1544 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1545 * gold/testsuite/Makefile.in: Regenerate.
1546 * gold/testsuite/justsyms_exec.c: New source file.
1547 * gold/testsuite/justsyms_lib.c: New source file.
1549 2011-08-01 Cary Coutant <ccoutant@google.com>
1551 * layout.cc (Layout::set_segment_offsets): Don't realign text
1552 segment if -Ttext was specified.
1553 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1555 * object.h (Sized_relobj_file::e_type): New function.
1556 (Sized_relobj_file::e_type_): New data member.
1557 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1558 base address for ET_EXEC files.
1559 * target.cc (Target::do_make_elf_object_implementation): Allow
1560 ET_EXEC files with --just-symbols option.
1562 2011-07-28 Cary Coutant <ccoutant@google.com>
1564 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1565 Add thread_number parameter.
1566 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1567 * workqueue-threads.cc
1568 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1569 current thread if its thread number is greater than desired thread
1571 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1572 Add thread_number parameter.
1573 (Workqueue::should_cancel_thread): Likewise.
1574 (Workqueue::find_runnable_or_wait): Pass thread_number to
1575 should_cancel_thread.
1576 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1579 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1581 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1582 only after checking if it cannot be forced local.
1583 * symtab.h (is_externally_visible): Check if the symbol is not forced
1586 2011-07-15 Ian Lance Taylor <iant@google.com>
1588 * options.h (class General_options): Add --print-output-format.
1589 Move -EL next to -EB, for better --help output.
1590 * target-select.cc: Include <cstdio>, "options.h", and
1592 (Target_selector::do_target_bfd_name): New function.
1593 (print_output_format): New function.
1594 * target-select.h (class Target_selector): Update declarations.
1595 (Target_selector::target_bfd_name): New function.
1596 (print_output_format): Declare.
1597 * main.cc: Include "target-select.h".
1598 (main): Handle --print-output-format.
1599 * gold.cc: Include "target-select.h".
1600 (queue_initial_tasks): Handle --print-output-format when there are
1602 * parameters.cc (parameters_force_valid_target): Give a better
1603 error message if -EB/-EL does not match target.
1604 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1607 2011-07-15 Ian Lance Taylor <iant@google.com>
1609 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1610 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1611 (Output_data_plt_i386::do_write): Write address of .dynamic
1612 section to first entry in .got.plt section.
1613 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1614 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1616 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1617 section to first entry in .got.plt section.
1618 * layout.h (Layout::dynamic_section): New function.
1620 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1622 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1624 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1625 input_section_position_, and input_section_glob_.
1626 (read_layout_from_file): Call function section_ordering_specified.
1627 * layout.h (is_section_ordering_specified): New function.
1628 (section_ordering_specified): New function.
1629 (section_ordering_specified_): New boolean member.
1630 * main.cc(main): Call load_plugins after layout object is defined.
1631 * output.cc (Output_section::add_input_section): Use
1632 function section_ordering_specified to check if section ordering is
1634 * output.cc (Output_section::add_relaxed_input_section): Use
1635 function section_ordering_specified to check if section ordering is
1637 (Output_section::update_section_layout): New function.
1638 (Output_section::sort_attached_input_sections): Check if input section
1640 * output.h (Output_section::update_section_layout): New function.
1641 * plugin.cc (get_section_count): New function.
1642 (get_section_type): New function.
1643 (get_section_name): New function.
1644 (get_section_contents): New function.
1645 (update_section_order): New function.
1646 (allow_section_ordering): New function.
1647 (Plugin::load): Add the new interfaces to the transfer vector.
1648 (Plugin_manager::load_plugins): New parameter.
1649 (Plugin_manager::all_symbols_read): New parameter.
1650 (Plugin_manager::claim_file): New parameter. Save the elf object for
1652 (Plugin_manager::get_elf_object): New function.
1653 (Plugin_manager::get_view): Change to directly use the bool to check
1654 if get_view is called from claim_file_hook.
1655 * plugin.h (input_objects): New function
1656 (Plugin__manager::load_plugins): New parameter.
1657 (Plugin_manager::claim_file): New parameter.
1658 (Plugin_manager::get_elf_object): New function.
1659 (Plugin_manager::in_claim_file_handler): New function.
1660 (Plugin_manager::in_claim_file_handler_): New member.
1661 (layout): New function.
1662 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1663 handler with an extra parameter. Make the elf object before calling
1665 * testsuite/plugin_test.c (get_section_count): New function pointer.
1666 (get_section_type): New function pointer.
1667 (get_section_name): New function pointer.
1668 (get_section_contents): New function pointer.
1669 (update_section_order): New function pointer.
1670 (allow_section_ordering): New function pointer.
1671 (onload): Check if the new interfaces exist.
1673 2011-07-13 Ian Lance Taylor <iant@google.com>
1675 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1677 * x86_64.cc (Target_x86_64::got_section): Likewise.
1678 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1679 (relro_now_test_SOURCES): New variable.
1680 (relro_now_test_DEPENDENCIES): New variable.
1681 (relro_now_test_LDFLAGS): New variable.
1682 (relro_now_test_LDADD): New variable.
1683 (relro_now_test.so): New target.
1684 * testsuite/Makefile.in: Rebuild.
1686 2011-07-12 Ian Lance Taylor <iant@google.com>
1689 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1690 GLOB_DAT relocation rather than a RELATIVE relocation for a
1691 protected symbol when creating a shared library.
1692 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1693 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1694 * testsuite/protected_main_1.cc (main): Test that protected
1695 function has same address.
1697 2011-07-11 Ian Lance Taylor <iant@google.com>
1700 * options.h (class General_options): Add -Bgroup.
1701 * options.cc (General_options::finalize): If -Bgroup is set,
1702 default to --unresolved-symbols=report-all.
1703 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1704 * target-reloc.h (issue_undefined_symbol_error): Handle
1705 --unresolved-symbols=report-all.
1707 2011-07-08 Ian Lance Taylor <iant@google.com>
1710 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1711 if linker script discards key sections.
1712 (Layout::create_dynamic_symtab): Likewise.
1713 (Layout::assign_local_dynsym_offsets): Likewise.
1714 (Layout::sized_create_version_sections): Likewise.
1715 (Layout::create_interp): Likewise.
1716 (Layout::finish_dynamic_section): Likewise.
1717 (Layout::set_dynamic_symbol_size): Likewise.
1719 2011-07-08 Ian Lance Taylor <iant@google.com>
1722 * options.h (class General_options): Add --unresolved-symbols.
1723 * target-reloc.h (issue_undefined_symbol_error): Check
1724 --unresolved-symbols. Add comments.
1726 2011-07-08 Ian Lance Taylor <iant@google.com>
1728 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1729 expression more complex.
1731 2011-07-08 Ian Lance Taylor <iant@google.com>
1734 * target-reloc.h (issue_undefined_symbol_error): New inline
1735 function, broken out of relocate_section.
1736 (relocate_section): Call issue_undefined_symbol_error.
1737 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1738 there is no TLS segment if we are about to issue an undefined
1740 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1742 2011-07-08 Ian Lance Taylor <iant@google.com>
1745 * resolve.cc (Symbol_table::should_override): Add fromtype
1746 parameter. Change all callers. Give error when linking together
1747 TLS and non-TLS symbol.
1748 (Symbol_table::should_override_with_special): Add fromtype
1749 parameter. Change all callers.
1750 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1751 there is no TLS segment if we have reported some errors.
1752 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1754 2011-07-08 Ian Lance Taylor <iant@google.com>
1757 * target.h (Target::plt_address_for_global): New function.
1758 (Target::plt_address_for_local): New function.
1759 (Target::plt_section_for_global): Remove.
1760 (Target::plt_section_for_local): Remove.
1761 (Target::do_plt_address_for_global): New virtual function.
1762 (Target::do_plt_address_for_local): New virtual function.
1763 (Target::do_plt_section_for_global): Remove.
1764 (Target::do_plt_section_for_local): Remove.
1765 (Target::register_global_plt_entry): Add Symbol_table and Layout
1767 * output.cc (Output_data_got::Got_entry::write): Use
1768 plt_address_for_global and plt_address_for_local.
1769 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1770 address of output section.
1771 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1772 got_irelative_, and irelative_count_ fields. Update
1774 (Output_data_plt_i386::has_irelative_section): New function.
1775 (Output_data_plt_i386::entry_count): Add irelative_count_.
1776 (Output_data_plt_i386::set_final_data_size): Likewise.
1777 (class Target_i386): Add got_irelative_ and rel_irelative_
1778 fields. Update declarations.
1779 (Target_i386::Target_i386): Initialize new fields.
1780 (Target_i386::do_plt_address_for_global): New function replacing
1781 do_plt_section_for_global.
1782 (Target_i386::do_plt_address_for_local): New function replacing
1783 do_plt_section_for_local.
1784 (Target_i386::got_section): Create got_irelative_.
1785 (Target_i386::rel_irelative_section): New function.
1786 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1787 fields. Don't define __rel_iplt_{start,end}.
1788 (Output_data_plt_i386::add_entry): Add symtab and layout
1789 parameters. Change all callers. Use different PLT and GOT for
1791 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1792 layout parameters. Change all callers. Use different PLT and
1794 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1795 (Output_data_plt_i386::rel_irelative): New function.
1796 (Output_data_plt_i386::address_for_global): New function.
1797 (Output_data_plt_i386::address_for_local): New function.
1798 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1799 IRELATIVE GOT when changing IFUNC GOT entries.
1800 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1802 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1803 if we didn't create an IRELATIVE GOT.
1804 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1805 plt_address_for_local.
1806 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1807 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1808 got_irelative_, and irelative_count_ fields. Update
1810 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1811 Initialize new fields. Remove symtab parameter. Change all
1813 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1815 (Output_data_plt_x86_64::has_irelative_section): New function.
1816 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1817 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1818 fields. Update declarations.
1819 (Target_x86_64::Target_x86_64): Initialize new fields.
1820 (Target_x86_64::do_plt_address_for_global): New function replacing
1821 do_plt_section_for_global.
1822 (Target_x86_64::do_plt_address_for_local): New function replacing
1823 do_plt_section_for_local.
1824 (Target_x86_64::got_section): Create got_irelative_.
1825 (Target_x86_64::rela_irelative_section): New function.
1826 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1827 all callers. Don't create __rel_iplt_{start,end}.
1828 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1829 parameters. Change all callers. Use different PLT and GOT for
1831 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1832 layout parameters. Change all callers. Use different PLT and
1834 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1835 parameters. Change all callers. Use different PLT and GOT for
1837 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1838 (Output_data_plt_x86_64::rela_irelative): New function.
1839 (Output_data_plt_x86_64::address_for_global): New function.
1840 (Output_data_plt_x86_64::address_for_local): New function.
1841 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1842 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1843 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1844 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1846 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1848 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1849 symbols if we didn't create an IRELATIVE GOT.
1850 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1851 plt_address_for_local.
1852 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1853 * testsuite/ifuncvar1.c: New test file.
1854 * testsuite/ifuncvar2.c: New test file.
1855 * testsuite/ifuncvar3.c: New test file.
1856 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1857 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1858 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1859 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1860 * testsuite/Makefile.in: Rebuild.
1862 2011-07-07 Cary Coutant <ccoutant@google.com>
1864 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1865 (two_file_test_1_ndebug.o): Likewise.
1866 (two_file_test_1b_ndebug.o): Likewise.
1867 (two_file_test_2_ndebug.o): Likewise.
1868 (two_file_test_main_ndebug.o): Likewise.
1869 (incremental_test_2): Link with no-debug versions.
1871 2011-07-06 Cary Coutant <ccoutant@google.com>
1873 * gold/incremental.cc
1874 (Output_section_incremental_inputs::write_info_blocks): Check for
1875 hidden and internal symbols.
1877 2011-07-06 Cary Coutant <ccoutant@google.com>
1879 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1880 Check disposition for startup file.
1881 (Incremental_inputs::report_command_line): Ignore
1882 --incremental-startup-unchanged option.
1883 * options.cc (General_options::parse_incremental_startup_unchanged):
1885 (General_options::General_options): Initialize new data member.
1886 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1887 (General_options): Add --incremental-startup-unchanged option.
1888 (General_options::incremental_startup_disposition): New function.
1889 (General_options::incremental_startup_disposition_): New data member.
1891 2011-07-06 Cary Coutant <ccoutant@google.com>
1893 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1894 input file index to Script_info ctor.
1895 (Sized_incremental_binary::do_file_has_changed): Find the
1896 command-line argument for files named in scripts.
1897 * incremental.h (Script_info::Script_info): New ctor
1898 with input file index.
1899 (Script_info::input_file_index): New function.
1900 (Script_info::input_file_index_): New data member.
1901 (Incremental_binary::get_library): Add const.
1902 (Incremental_binary::get_script_info): Add const.
1903 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1904 * testsuite/Makefile.am (incremental_test_5): New test case.
1905 (incremental_test_6): New test case.
1906 * testsuite/Makefile.in: Regenerate.
1908 2011-07-06 Cary Coutant <ccoutant@google.com>
1910 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1911 debug output when command lines differ.
1913 2011-07-06 Cary Coutant <ccoutant@google.com>
1915 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1916 --incremental-patch option.
1917 * layout.cc (Free_list::allocate): Extend allocation beyond original
1919 (Layout::make_output_section): Mark sections that should get
1921 * options.cc (parse_percent): New function.
1922 * options.h (parse_percent): New function.
1923 (DEFINE_percent): New macro.
1924 (General_options): Add --incremental-patch option.
1925 * output.cc (Output_section::Output_section): Initialize new data
1927 (Output_section::add_input_section): Print section name when out
1929 (Output_section::add_output_section_data): Likewise.
1930 (Output_section::set_final_data_size): Add patch space when
1931 doing --incremental-full.
1932 (Output_section::do_reset_address_and_file_offset): Remove patch
1934 (Output_segment::set_section_list_addresses): Print debug output
1935 only if --incremental-update.
1936 * output.h (Output_section::set_is_patch_space_allowed): New function.
1937 (Output_section::is_patch_space_allowed_): New data member.
1938 (Output_section::patch_space_): New data member.
1939 * parameters.cc (Parameters::incremental_full): New function.
1940 * parameters.h (Parameters::incremental_full): New function
1941 * testsuite/Makefile.am (incremental_test_2): Add test for
1942 --incremental-patch option.
1943 * testsuite/Makefile.in: Regenerate.
1944 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1945 (t18): Remove function body.
1947 2011-07-05 Doug Kwan <dougkwan@google.com>
1950 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1951 Arm_Address type for relocation result.
1952 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1954 (Arm_relocate_functions::abs32): Use unaligned access.
1955 (Arm_relocate_functions::rel32): Ditto.
1956 (Arm_relocate_functions::prel31): Ditto.
1957 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1958 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1959 static data relocations.
1960 * testsuite/Makefile.in: Regnerate.
1961 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1963 2011-07-05 Ian Lance Taylor <iant@google.com>
1966 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1967 symbols if necessary.
1968 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1970 2011-07-05 Ian Lance Taylor <iant@google.com>
1973 * resolve.cc (Symbol::override_base_with_special): Simply override
1974 version with special symbol version, ignoring previous version.
1976 2011-07-05 Ian Lance Taylor <iant@google.com>
1978 * object.cc (Sized_relobj_file::include_section_group): Add
1979 information to comment about signature location.
1981 2011-07-02 Ian Lance Taylor <iant@google.com>
1984 * options.h (class General_options): Add -f and -F.
1985 * options.cc (General_options::finalize): Fatal error if -f/-F
1986 are used without -shared.
1987 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1989 2011-07-02 Ian Lance Taylor <iant@google.com>
1991 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1993 2011-07-01 Ian Lance Taylor <iant@google.com>
1997 * resolve.cc (Symbol::override_base_with_special): Don't override
1998 the version if the overriding symbol has a different name.
1999 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2000 all callers. If we give an error about an undefined version,
2001 define the base version if necessary.
2002 * dynobj.h (class Versions): Update declaration.
2003 * testsuite/weak_alias_test_5.cc: New file.
2004 * testsuite/weak_alias_test.script: New file.
2005 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2006 and versioned_alias have the right value, and call t2.
2007 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2008 weak_alias_test_5.so.
2009 (weak_alias_test_LDADD): Likewise.
2010 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2011 * testsuite/Makefile.in: Rebuild.
2013 2011-07-01 Ian Lance Taylor <iant@google.com>
2016 * options.h (class General_options): Support -z notext.
2017 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2019 (two_file_shared_nonpic.so): Likewise.
2020 (two_file_shared_mixed.so): Likewise.
2021 (two_file_shared_mixed_1.so): Likewise.
2022 (weak_undef_lib_nonpic.so): Likewise.
2023 (alt/weak_undef_lib_nonpic.so): Likewise.
2024 (tls_test_shared_nonpic.so): Likewise.
2025 * testsuite/Makefile.in: Rebuild.
2027 2011-07-01 Ian Lance Taylor <iant@google.com>
2030 * configure.ac: Test whether static linking works, setting
2031 the automake conditional HAVE_STATIC.
2032 * testsuite/Makefile.am: Disable tests using -static if
2033 HAVE_STATIC is not true.
2034 * configure, testsuite/Makefile.in: Rebuild.
2036 2011-07-01 Ian Lance Taylor <iant@google.com>
2039 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2040 Assert if we see DW_EH_PE_indirect.
2041 * target.h (Target::ehframe_datarel_base): New function.
2042 (Target::do_ehframe_datarel_base): New target function.
2043 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2044 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2047 2011-07-01 Ian Lance Taylor <iant@google.com>
2050 * options.h (class General_options): Add
2051 --ld-generated-unwind-info.
2052 * ehframe.cc (Fde::write): Add address parameter. Change all
2053 callers. If associated with PLT, fill in address and size.
2054 (Cie::set_output_offset): Only add merge mapping if there is an
2056 (Cie::write): Add address parameter. Change all callers.
2057 (Eh_frame::add_ehframe_for_plt): New function.
2058 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2059 input_offset_ fields into union u_, with new plt field.
2060 (Fde::Fde): Adjust for new union field.
2061 (Fde::Fde) [Output_data version]: New constructor.
2062 (Fde::add_mapping): Only add merge mapping if there is an object.
2063 (class Cie): Update declarations.
2064 (class Eh_frame): Declare add_ehframe_for_plt.
2065 * layout.cc (Layout::layout_eh_frame): Break out code into
2066 make_eh_frame_section, and call it.
2067 (Layout::make_eh_frame_section): New function.
2068 (Layout::add_eh_frame_for_plt): New function.
2069 * layout.h (class Layout): Update declarations.
2070 * merge.cc (Merge_map::add_mapping): Add assertion.
2071 * i386.cc: Include "dwarf.h".
2072 (class Output_data_plt_i386): Make first_plt_entry,
2073 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2074 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2075 and plt_eh_frame_fde.
2076 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2077 boundary. Call add_eh_frame_for_plt if appropriate.
2078 * x86_64.cc: Include "dwarf.h".
2079 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2080 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2081 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2082 and plt_eh_frame_fde.
2083 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2086 2011-06-29 Ian Lance Taylor <iant@google.com>
2089 * object.cc (Sized_relobj_file::layout_section): Change shdr
2090 parameter to be const.
2091 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2093 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2094 appropriate. Call layout_eh_frame_section.
2095 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2097 * object.h (class Sized_relobj_file): Update declarations.
2099 2011-06-29 Ian Lance Taylor <iant@google.com>
2102 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2104 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2106 2011-06-29 Ian Lance Taylor <iant@google.com>
2109 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2111 * layout.cc (Layout::layout_eh_frame): Likewise.
2113 2011-06-29 Ian Lance Taylor <iant@google.com>
2116 * layout.cc (Layout::symtab_section_shndx): New function.
2117 * layout.h (class Layout): Declare symtab_section_shndx.
2118 * output.cc (Output_section::write_header): Call it.
2120 2011-06-29 Ian Lance Taylor <iant@google.com>
2123 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2124 symbols which are not used in a relocation.
2126 2011-06-28 Ian Lance Taylor <iant@google.com>
2129 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2130 script create indistinguishable segments.
2131 (Layout::set_segment_offsets): Use stable_sort when sorting
2132 segments. Pass this to Compare_segments constructor.
2133 * layout.h (class Layout): Make segment_precedes non-static.
2134 (class Compare_segments): Change from struct to class. Add
2135 layout_ field. Add constructor.
2136 * script-sections.cc
2137 (Script_sections::attach_sections_using_phdrs_clause): Rename
2138 local orphan to is_orphan. Don't report failure to put empty
2139 section in segment. On attachment failure, report name of
2140 section, and attach to first PT_LOAD segment.
2142 2011-06-28 Ian Lance Taylor <iant@google.com>
2145 * target-select.cc (Target_selector::Target_selector): Add
2146 emulation parameter. Change all callers.
2147 (select_target_by_bfd_name): Rename from select_target_by_name.
2149 (select_target_by_emulation): New function.
2150 (supported_emulation_names): New function.
2151 * target-select.h (class Target_selector): Add emulation_ field.
2152 Update declarations.
2153 (Target_selector::recognize_by_bfd_name): Rename from
2154 recognize_by_name. Change all callers.
2155 (Target_selector::supported_bfd_names): Rename from
2156 supported_names. Change all callers.
2157 (Target_selector::recognize_by_emulation): New function.
2158 (Target_selector::supported_emulations): New function.
2159 (Target_selector::emulation): New function.
2160 (Target_selector::do_recognize_by_bfd_name): Rename from
2161 do_recognize_by_name. Change all callers.
2162 (Target_selector::do_supported_bfd_names): Rename from
2163 do_supported_names. Change all callers.
2164 (Target_selector::do_recognize_by_emulation): New function.
2165 (Target_selector::do_supported_emulations): New function.
2166 (select_target_by_bfd_name): Change name in declaration.
2167 (select_target_by_emulation): Declare.
2168 (supported_emulation_names): Declare.
2169 * parameters.cc (parameters_force_valid_target): Try to find
2170 target based on emulation from -m option.
2171 * options.h (class General_options): Change doc string for -m.
2172 * options.cc (help): Print emulations.
2173 (General_options::parse_V): Likewise.
2174 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2175 Add emulation parameter. Change all callers.
2177 2011-06-28 Ian Lance Taylor <iant@google.com>
2179 * target.h (class Target): Add osabi_ field.
2180 (Target::osabi): New function.
2181 (Target::set_osabi): New function.
2182 (Target::Target): Initialize osabi_.
2183 (Target::do_adjust_elf_header): Make pure virtual.
2184 (Sized_target::do_adjust_elf_header): Declare.
2185 * target.cc (Sized_target::do_adjust_elf_header): New function.
2186 (class Sized_target): Instantiate all versions.
2187 * freebsd.h (class Target_freebsd): Remove.
2188 (Target_selector_freebsd::do_recognize): Call set_osabi on
2190 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2191 (Target_selector_freebsd::set_osabi): Remove.
2192 * i386.cc (class Target_i386): Inherit from Sized_target rather
2193 than Target_freebsd.
2194 * x86_64.cc (class Target_x86_64): Likewise.
2196 2011-06-28 Ian Lance Taylor <iant@google.com>
2198 * target.h (Target::can_check_for_function_pointers): Rewrite.
2200 (Target::can_icf_inline_merge_sections): Likewise.
2201 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2202 (Target::Target_info): Add can_icf_inline_merge_sections field.
2203 (Target::do_can_check_for_function_pointers): New virtual
2205 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2206 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2207 from can_check_for_function_pointers, move in file.
2208 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2209 section_may_have_icf_unsafe_poineters, move in file.
2210 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2211 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2212 Rename from can_check_for_function_pointers, move in file.
2213 (Target_i386::can_icf_inline_merge_sections): Remove.
2214 (Target_i386::i386_info): Initialize
2215 can_icf_inline_merge_sections.
2216 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2217 Initialize can_icf_inline_merge_sections.
2218 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2219 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2220 Rename from can_check_for_function_pointers, move in file.
2221 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2222 (Target_x86_64::x86_64_info): Initialize
2223 can_icf_inline_merge_sections.
2224 * testsuite/testfile.cc (Target_test::test_target_info):
2226 * icf.cc (get_section_contents): Correct formatting.
2228 2011-06-27 Ian Lance Taylor <iant@google.com>
2230 * symtab.cc (Symbol::versioned_name): New function.
2231 (Symbol_table::add_to_final_symtab): Use versioned_name when
2233 (Symbol_table::sized_write_symbol): Likewise.
2234 * symtab.h (class Symbol): Declare versioned_name.
2235 * stringpool.h (class Stringpool_template): Add variant of add
2236 which takes a std::basic_string.
2237 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2238 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2239 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2240 (ver_test_12.o): New target.
2241 * testsuite/Makefile.in: Rebuild.
2243 2011-06-27 Doug Kwan <dougkwan@google.com>
2245 * arm.cc (Arm_relocate_functions::thm_jump8,
2246 Arm_relocate_functions::thm_jump11): Use a wider signed
2247 type to compute offset.
2248 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2250 * testsuite/Makefile.in: Regenerate.
2251 * testsuite/arm_branch_in_range.sh: Check test results of
2252 arm_thm_jump11 and arm_thm_jump8.
2253 * testsuite/arm_thm_jump11.s: New test source file.
2254 * testsuite/arm_thm_jump11.t: New linker script.
2255 * testsuite/arm_thm_jump8.s: New test source file.
2256 * testsuite/arm_thm_jump8.t: New linker script.
2258 2011-06-24 Ian Lance Taylor <iant@google.com>
2260 * layout.cc: Include "object.h".
2261 (ctors_sections_in_init_array): New static variable.
2262 (Layout::is_ctors_in_init_array): New function.
2263 (Layout::layout): Add entry to ctors_sections_in_init_array if
2265 * layout.h (class Layout): Declare is_ctors_in_init_array.
2266 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2267 is_ctors_reverse_view is set.
2268 (Sized_relobj_file::write_sections): Add layout parameter. Change
2269 all callers. Set is_ctors_reverse_view field of View_size.
2270 (Sized_relobj_file::reverse_words): New function.
2271 * object.h (Sized_relobj_file::View_size): Add
2272 is_ctors_reverse_view field.
2273 (class Sized_relobj_file): Update declarations.
2274 * testsuite/initpri3.c: New test.
2275 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2277 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2278 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2279 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2280 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2281 * testsuite/Makefile.in: Rebuild.
2283 2011-06-24 Cary Coutant <ccoutant@google.com>
2285 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2286 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2287 (debug_msg_cdebug.err): New targets.
2288 * testsuite/Makefile.in: Regenerate.
2289 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2290 Fix checks for link with shared library.
2292 2011-06-24 Doug Kwan <dougkwan@google.com>
2294 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2295 skip empty text sections.
2296 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2298 2011-06-22 Ian Lance Taylor <iant@google.com>
2301 * options.h (class General_options): Add --ctors-in-init-array.
2302 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2303 friends as SHT_PROGBITS for merging sections.
2304 (Layout::layout): Remove special handling of .init_array and
2305 friends. Don't sort if doing relocatable link. Sort for .ctors
2306 and .dtors if ctors_in_init_array.
2307 (Layout::make_output_section): Force correct section types for
2308 .init_array and friends. Don't sort if doing relocatable link,
2309 Don't sort .ctors and .dtors if ctors_in_init_array.
2310 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2311 (Layout::output_section_name): Add relobj parameter. Change all
2312 callers. Handle .ctors. and .dtors. in code rather than table.
2313 Handle .ctors and .dtors if ctors_in_init_array.
2314 (Layout::match_file_name): New function, moved from output.cc.
2315 * layout.h (class Layout): Update declarations.
2316 * output.cc: Include "layout.h".
2317 (Input_section_sort_entry::get_priority): New function.
2318 (Input_section_sort_entry::match_file_name): Just call
2319 Layout::match_file_name.
2320 (Output_section::Input_section_sort_init_fini_compare::operator()):
2321 Handle .ctors and .dtors. Sort by explicit priority rather than
2323 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2324 * testsuite/initpri2.c: New test.
2325 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2326 (check_PROGRAMS): Add initpri2.
2327 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2328 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2329 * configure, testsuite/Makefile.in: Rebuild.
2331 2011-06-19 Ian Lance Taylor <iant@google.com>
2334 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2335 .interp section to a PT_INTERP segment even if we have seen a
2336 --dynamic-linker option. Don't do it if we have seen a PHDRS
2337 clause in a linker script.
2338 (Layout::finalize): Don't create a .interp section if we've
2339 already create a PT_INTERP segment.
2340 (Layout::create_interp): Always call choose_output_section (revert
2341 patch of 2011-06-17). Don't create PT_INTERP segment.
2342 * script-sections.cc
2343 (Script_sections::create_note_and_tls_segments): Add a .interp
2344 section to a PT_INTERP segment even if we have seen a
2345 --dynamic-linker option.
2347 2011-06-18 Ian Lance Taylor <iant@google.com>
2349 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2350 merely because a non-PT_LOAD segment has a dynamic reloc.
2352 2011-06-18 Ian Lance Taylor <iant@google.com>
2354 * layout.cc (Layout::finish_dynamic_section): Don't create
2355 DT_FLAGS entry if not needed.
2357 2011-06-18 Ian Lance Taylor <iant@google.com>
2360 * layout.cc (Layout::layout_eh_frame): Correct handling of
2361 writable .eh_frame section.
2363 2011-06-17 Ian Lance Taylor <iant@google.com>
2366 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2367 symbol is redefined with the exact same object and value.
2369 2011-06-17 Ian Lance Taylor <iant@google.com>
2372 * layout.h (class Layout): Add interp_segment_ field.
2373 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2374 (Layout::attach_allocated_section_to_segment): If making shared
2375 library, put .interp section in PT_INTERP segment.
2376 (Layout::finalize): Also call create_interp if -dynamic-linker
2378 (Layout::create_interp): Assert that there is no PT_INTERP
2379 segment. If not using a SECTIONS clause, use make_output_section.
2380 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2381 * script-sections.cc
2382 (Script_sections::create_note_and_tls_segments): If making shared
2383 library, put .interp section in PT_INTERP segment.
2385 2011-06-17 Ian Lance Taylor <iant@google.com>
2387 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2388 when making a shared library.
2390 2011-06-17 Ian Lance Taylor <iant@google.com>
2392 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2393 parameter. Change all callers. Don't issue warning about PC32
2394 against locally defined symbol.
2396 2011-06-16 Ian Lance Taylor <iant@google.com>
2398 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2399 occurs in same object.
2401 2011-06-14 Alan Modra <amodra@gmail.com>
2403 * po/POTFILES.in: Regenerate.
2405 2011-06-09 Ian Lance Taylor <iant@google.com>
2407 * script-sections.cc
2408 (Orphan_output_section::set_section_addresses): For a relocatable
2409 link set address to 0.
2411 2011-06-09 Cary Coutant <ccoutant@google.com>
2414 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2415 used with --compress-debug-sections.
2416 * gold/object.cc (Sized_relobj_file::do_layout): Report
2417 uncompressed size of compressed input sections.
2419 2011-06-08 Cary Coutant <ccoutant@google.com>
2422 * testsuite/two_file_test_2_v1.cc: Change initialization of
2423 v2 to keep it in .data.
2425 2011-06-07 Cary Coutant <ccoutant@google.com>
2427 * common.cc (Symbol_table::do_allocate_commons_list): Call
2429 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2430 (Errors::fallback): New function.
2431 (gold_fallback): New function.
2432 * errors.h (Errors::fallback): New function.
2433 * gold.cc (gold_exit): Change status parameter to enum; adjust
2435 (queue_initial_tasks): Call gold_fallback.
2436 * gold.h: Include cstdlib.
2437 (Exit_status): New enum type.
2438 (gold_exit): Change status parameter to enum.
2439 (gold_fallback): New function.
2440 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2441 (Layout::create_symtab_sections): Likewise.
2442 (Layout::create_shdrs): Likewise.
2443 * main.cc (main): Adjust call to gold_exit.
2444 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2445 (Output_data_got::add_got_entry_pair): Likewise.
2446 (Output_section::add_input_section): Likewise.
2447 (Output_section::add_output_section_data): Likewise.
2448 (Output_segment::set_section_list_addresses): Likewise.
2449 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2451 2011-06-07 Cary Coutant <ccoutant@google.com>
2453 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2454 for incremental links.
2455 * output.cc (Output_segment::set_section_list_addresses): Remove
2456 FIXME and test for TLS or BSS.
2458 2011-06-07 Cary Coutant <ccoutant@google.com>
2460 * testsuite/Makefile.am: Add incremental_copy_test,
2461 incremental_common_test_1.
2462 * testsuite/Makefile.in: Regenerate.
2463 * testsuite/common_test_1_v1.c: New source file.
2464 * testsuite/common_test_1_v2.c: New source file.
2465 * testsuite/copy_test_v1.cc: New source file.
2467 2011-06-07 Cary Coutant <ccoutant@google.com>
2469 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2470 update, allocate common from bss section's free list.
2471 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2472 linker-defined symbols.
2473 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2474 Skip GOT and PLT entries that are no longer referenced.
2475 (Output_section_incremental_inputs::write_info_blocks): Mark
2476 linker-defined symbols.
2477 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2478 * output.cc (Output_section::allocate): New function.
2479 * output.h (Output_section::allocate): New function.
2480 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2481 linker-defined symbols.
2482 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2483 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2484 (Symbol::init_base_output_data): Likewise.
2485 (Symbol::init_base_output_segment): Likewise.
2486 (Symbol::init_base_constant): Likewise.
2487 (Sized_symbol::init_output_data): Likewise.
2488 (Sized_symbol::init_output_segment): Likewise.
2489 (Sized_symbol::init_constant): Likewise.
2490 (Symbol_table::do_define_in_output_data): Likewise.
2491 (Symbol_table::do_define_in_output_segment): Likewise.
2492 (Symbol_table::do_define_as_constant): Likewise.
2493 * symtab.h (Symbol::is_predefined): New function.
2494 (Symbol::init_base_output_data): Add is_predefined parameter.
2495 (Symbol::init_base_output_segment): Likewise.
2496 (Symbol::init_base_constant): Likewise.
2497 (Symbol::is_predefined_): New data member.
2498 (Sized_symbol::init_output_data): Add is_predefined parameter.
2499 (Sized_symbol::init_output_segment): Likewise.
2500 (Sized_symbol::init_constant): Likewise.
2501 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2503 2011-06-07 Cary Coutant <ccoutant@google.com>
2505 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2506 instead of emit_copy_reloc.
2507 (Copy_relocs::emit_copy_reloc): Refactor.
2508 (Copy_relocs::make_copy_reloc): New function.
2509 (Copy_relocs::add_copy_reloc): Remove.
2510 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2512 (Copy_relocs::make_copy_reloc): New function.
2513 (Copy_relocs::add_copy_reloc): Remove.
2514 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2515 unchanged input files.
2516 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2517 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2518 Reserve BSS space for COPY relocations.
2519 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2520 (Output_section_incremental_inputs::write_info_blocks): Record
2521 whether a symbol is copied from a shared object.
2522 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2523 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2524 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2525 (Incremental_input_entry_reader::get_output_symbol_index): Add
2527 (Incremental_binary::emit_copy_relocs): New function.
2528 (Incremental_binary::do_emit_copy_relocs): New function.
2529 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2531 (Sized_incremental_binary::add_copy_reloc): New function.
2532 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2533 (Sized_incremental_binary::Copy_reloc): New struct.
2534 (Sized_incremental_binary::Copy_relocs): New typedef.
2535 (Sized_incremental_binary::copy_relocs_): New data member.
2536 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2537 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2538 * target.h (Sized_target::emit_copy_reloc): New function.
2539 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2541 2011-06-02 Cary Coutant <ccoutant@google.com>
2544 * gold/archive.cc (Archive::Archive): Initialize new data member.
2545 (Archive::include_all_members): Return if archive has already been
2547 * gold/archive.h (Archive::include_all_members_): New data member.
2549 2011-06-02 Nick Clifton <nickc@redhat.com>
2551 * dynobj.h: Fix spelling mistake in comment.
2552 * output.cc: Likewise.
2554 2011-05-31 Doug Kwan <dougkwan@google.com>
2558 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2559 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2560 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2561 redundant arm_exidx_test.so.
2562 * testsuite/Makefile.in: Regenerate.
2563 (check_SCRIPTS): Add pr12826.sh
2564 (check_DATA): Add pr12826.stdout
2565 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2566 * testsuite/pr12826.sh: New file.
2567 * testsuite/pr12826_1.s: Ditto.
2568 * testsuite/pr12826_1.s: Ditto.
2570 2011-05-30 Ian Lance Taylor <iant@google.com>
2572 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2575 2011-05-29 Ian Lance Taylor <iant@google.com>
2578 * testsuite/Makefile.am: Use different file name for two_file_test
2579 temporary file for each incremental test.
2580 * testsuite/Makefile.in: Rebuild.
2582 2011-05-29 Ian Lance Taylor <iant@google.com>
2584 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2585 binary input file is empty.
2587 2011-05-27 Ian Lance Taylor <iant@google.com>
2589 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2590 (ver_test_9.so): Likewise.
2591 * testsuite/Makefile.in: Rebuild.
2593 2011-05-26 Cary Coutant <ccoutant@google.com>
2595 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2596 * incremental.cc (Incremental_inputs::report_input_section): Fix
2597 comment, indentation.
2598 (Incremental_inputs::report_comdat_group): New function.
2599 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2600 of data for incremental input file entry.
2601 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2602 group count, COMDAT group signatures.
2603 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2604 an unchanged input file.
2605 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2606 Initialize new data member.
2607 (Incremental_object_entry::add_comdat_group): New function.
2608 (Incremental_object_entry::get_comdat_group_count): New function.
2609 (Incremental_object_entry::get_comdat_signature_key): New function.
2610 (Incremental_object_entry::groups_): New data member.
2611 (Incremental_inputs::report_comdat_group): New function.
2612 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2613 data for incremental input file entry.
2614 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2615 (Incremental_input_entry_reader::get_input_section): Adjust size of
2616 data for incremental input file entry.
2617 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2618 (Incremental_input_entry_reader::get_comdat_group_signature): New
2620 * object.cc (Sized_relobj::include_section_group): Report kept
2621 COMDAT groups for incremental links.
2623 2011-05-24 David Meyer <pdox@google.com>
2625 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2626 with name parameter. Add found_name parameter.
2627 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2628 * dirsearch.h (class Dirsearch): Update declaration.
2630 2011-05-24 Ian Lance Taylor <iant@google.com>
2632 * archive.cc (Library_base::should_include_member): Pull in object
2633 from archive if it defines the entry symbol.
2634 * parameters.cc (Parameters::entry): New function.
2635 * parameters.h (class Parameters): Declare entry.
2636 * output.h (class Output_file_header): Remove entry_ field.
2637 * output.cc (Output_file_header::Output_file_header): Remove entry
2638 parameter. Change all callers.
2639 (Output_file_header::entry): Use parameters->entry.
2640 * gold.cc (queue_middle_tasks): Likewise.
2641 * plugin.cc (Plugin_hook::run): Likewise.
2643 2011-05-24 Cary Coutant <ccoutant@google.com>
2645 * gold.cc (queue_initial_tasks): Pass incremental base filename
2646 to Output_file::open_base_file; don't print error message.
2647 * incremental-dump.cc (main): Adjust call to
2648 Output_file::open_for_modification.
2649 * incremental-dump.cc (main): Likewise.
2650 * incremental.cc (Incremental_inputs::report_command_line):
2651 Ignore --incremental-base option when comparing command lines.
2652 Ignore parameter when given as separate argument.
2653 * options.h (class General_options): Add --incremental-base.
2654 * output.cc (Output_file::Output_file):
2655 (Output_file::open_base_file): Add base_name and writable parameters;
2656 read base file into new file; print error message here.
2657 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2659 * output.h (Output_file::open_for_modification): Rename to...
2660 (Output_file::open_base_file): ...this; add base_name and
2661 writable parameters; adjust all callers.
2662 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2664 * testsuite/Makefile.am (incremental_test_4): Test
2666 * testsuite/Makefile.in: Regenerate.
2668 2011-05-24 Cary Coutant <ccoutant@google.com>
2670 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2672 * testsuite/Makefile.in: Regenerate.
2673 * testsuite/two_file_test_1_v1.cc: New test source file.
2674 * testsuite/two_file_test_1b_v1.cc: New test source file.
2675 * testsuite/two_file_test_2_v1.cc: New test source file.
2677 2011-05-24 Cary Coutant <ccoutant@google.com>
2679 * dynobj.h (Dynobj::do_dynobj): New function.
2680 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2681 flag and soname for shared objects.
2682 * incremental.cc (Incremental_inputs::report_object): Make
2683 either Incremental_object_entry or Incremental_dynobj_entry; add
2684 soname to string table.
2685 (Incremental_inputs::report_input_section): Add assertion.
2686 (Output_section_incremental_inputs::set_final_data_size): Adjust
2687 type of input file entry for shared libraries; adjust size of
2688 shared library info entry.
2689 (Output_section_incremental_inputs::write_input_files): Write
2690 as_needed flag for shared libraries.
2691 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2692 of input file entry for shared libraries; write soname.
2693 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2694 soname from incremental info.
2695 * incremental.h (enum Incremental_input_flags): Add
2696 INCREMENTAL_INPUT_AS_NEEDED.
2697 (Incremental_input_entry::Incremental_input_entry): Initialize new
2699 (Incremental_input_entry::set_as_needed): New function.
2700 (Incremental_input_entry::as_needed): New function.
2701 (Incremental_input_entry::do_dynobj_entry): New function.
2702 (Incremental_input_entry::as_needed_): New data member.
2703 (Incremental_object_entry::Incremental_object_entry): Don't check
2705 (Incremental_object_entry::do_type): Likewise.
2706 (class Incremental_dynobj_entry): New class.
2707 (Incremental_input_entry_reader::as_needed): New function.
2708 (Incremental_input_entry_reader::get_soname): New function.
2709 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2710 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2711 size of shared library info entry.
2712 * layout.cc (Layout::finish_dynamic_section): Don't test for
2713 incremental link when adding DT_NEEDED entries.
2714 * object.h (Object::Object): Initialize new data member.
2715 (Object::dynobj): New function.
2716 (Object::set_as_needed): New function.
2717 (Object::as_needed): New function.
2718 (Object::do_dynobj): New function.
2719 (Object::as_needed_): New data member.
2721 2011-05-24 Cary Coutant <ccoutant@google.com>
2723 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2724 info; adjust display of GOT entries.
2725 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2726 vector of input objects; remove file_status_.
2727 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2728 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2729 got_plt reader; call target hooks to reserve GOT entries.
2730 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2731 of input file info header and GOT info entry.
2732 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2734 (Got_plt_view_info::got_descriptor): Remove.
2735 (Got_plt_view_info::sym_index): New data member.
2736 (Got_plt_view_info::input_index): New data member.
2737 (Local_got_offset_visitor::visit): Write input file index.
2738 (Global_got_offset_visitor::visit): Write 0 for input file index.
2739 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2740 with sym_index and input_index.
2741 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2742 incremental info GOT entry; replace got_descriptor with input_index.
2743 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2744 map from input file index to object.
2745 (Sized_relobj_incr::do_layout): Replace direct data member reference
2746 with accessor function.
2747 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2748 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2749 Adjust size of input file info header.
2750 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2751 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2752 (Incremental_input_entry_reader::get_input_section): Adjust size of
2753 input file info header.
2754 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2755 of incremental info GOT entry.
2756 (Incremental_got_plt_reader::get_got_desc): Remove.
2757 (Incremental_got_plt_reader::get_got_symndx): New function.
2758 (Incremental_got_plt_reader::get_got_input_index): New function.
2759 (Sized_incremental_binary::Sized_incremental_binary): Remove
2760 file_status_; add input_objects_.
2761 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2762 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2763 (Sized_incremental_binary::file_is_unchanged): Remove.
2764 (Sized_incremental_binary::set_input_object): New function.
2765 (Sized_incremental_binary::input_object): New function.
2766 (Sized_incremental_binary::file_status_): Remove.
2767 (Sized_incremental_binary::input_objects_): New data member.
2768 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2770 (Sized_relobj_incr::invalid_address): Move to base class.
2771 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2773 (Sized_relobj_incr::do_output_section_offset): Likewise.
2774 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2775 (Sized_relobj_incr::section_offsets_): Likewise.
2776 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2778 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2779 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2780 with accessor function.
2781 (Sized_relobj_file::do_layout): Likewise.
2782 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2783 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2784 (Sized_relobj_file::compute_final_local_value): Replace refs to
2785 section_offsets_ with accessor function.
2786 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2787 * object.h (Relobj::Relobj): Initialize new data members.
2788 (Relobj::add_dyn_reloc): New function.
2789 (Relobj::first_dyn_reloc): New function.
2790 (Relobj::dyn_reloc_count): New function.
2791 (Relobj::first_dyn_reloc_): New data member.
2792 (Relobj::dyn_reloc_count_): New data member.
2793 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2795 (Sized_relobj::Address): New typedef.
2796 (Sized_relobj::invalid_address): Move here from child class.
2797 (Sized_relobj::Sized_relobj): Initialize new data members.
2798 (Sized_relobj::sized_relobj): New function.
2799 (Sized_relobj::is_output_section_offset_invalid): Move here from
2801 (Sized_relobj::get_output_section_offset): Likewise.
2802 (Sized_relobj::local_has_got_offset): Likewise.
2803 (Sized_relobj::local_got_offset): Likewise.
2804 (Sized_relobj::set_local_got_offset): Likewise.
2805 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2806 (Sized_relobj::clear_got_offsets): New function.
2807 (Sized_relobj::section_offsets): Move here from child class.
2808 (Sized_relobj::do_output_section_offset): Likewise.
2809 (Sized_relobj::do_set_section_offset): Likewise.
2810 (Sized_relobj::Local_got_offsets): Likewise.
2811 (Sized_relobj::local_got_offsets_): Likewise.
2812 (Sized_relobj::section_offsets_): Likewise.
2813 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2815 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2817 (Sized_relobj_file::sized_relobj): New function
2818 (Sized_relobj_file::local_has_got_offset): Move to base class.
2819 (Sized_relobj_file::local_got_offset): Likewise.
2820 (Sized_relobj_file::set_local_got_offset): Likewise.
2821 (Sized_relobj_file::get_output_section_offset): Likewise.
2822 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2823 (Sized_relobj_file::do_output_section_offset): Likewise.
2824 (Sized_relobj_file::do_set_section_offset): Likewise.
2825 (Sized_relobj_file::Local_got_offsets): Likewise.
2826 (Sized_relobj_file::local_got_offsets_): Likewise.
2827 (Sized_relobj_file::section_offsets_): Likewise.
2828 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2830 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2831 (Output_reloc::get_symbol_index): Likewise.
2832 (Output_reloc::local_section_offset): Likewise.
2833 (Output_reloc::get_address): Likewise.
2834 (Output_reloc::symbol_value): Likewise.
2835 (Output_data_got::reserve_slot): Move to class definition.
2836 (Output_data_got::reserve_local): New function.
2837 (Output_data_got::reserve_slot_for_global): Remove.
2838 (Output_data_got::reserve_global): New function.
2839 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2840 (all constructors, two instantiations).
2841 (Output_reloc::get_relobj): New function (two instantiations).
2842 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2843 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2844 (Output_data_reloc::add_global): Adjust type of relobj.
2845 (Output_data_reloc::add_global_relative): Likewise.
2846 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2847 (Output_data_reloc::add_local): Likewise.
2848 (Output_data_reloc::add_local_relative): Likewise.
2849 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2850 (Output_data_reloc::add_local_section): Likewise.
2851 (Output_data_reloc::add_output_section): Likewise.
2852 (Output_data_reloc::add_absolute): Likewise.
2853 (Output_data_reloc::add_target_specific): Likewise.
2854 (Output_data_got::reserve_slot): Move definition here.
2855 (Output_data_got::reserve_local): New function.
2856 (Output_data_got::reserve_global): New function.
2857 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2858 section_offsets_ with accessor function.
2859 (Sized_relobj_file::write_sections): Likewise.
2860 (Sized_relobj_file::do_relocate_sections): Likewise.
2861 * target.h (Sized_target::reserve_local_got_entry): New function.
2862 (Sized_target::reserve_global_got_entry): New function.
2863 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2864 (Target_x86_64::reserve_global_got_entry): New function.
2865 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2867 2011-05-23 Cary Coutant <ccoutant@google.com>
2869 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2870 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2871 bit when checking got_type.
2872 * incremental.cc (Sized_incremental_binary::setup_readers):
2873 Store symbol table and string table locations; initialize bit vector
2874 of file status flags.
2875 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2877 (Sized_incremental_binary::do_process_got_plt): New function.
2878 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2879 (Output_section_incremental_inputs::set_final_data_size): Record
2880 file index for each input file.
2881 (Output_section_incremental_inputs::write_got_plt): Store file index
2882 instead of input entry offset for each GOT entry.
2884 (Incremental_input_entry::Incremental_input_entry): Initialize new
2886 (Incremental_input_entry::set_offset): Store file index.
2887 (Incremental_input_entry::get_file_index): New function.
2888 (Incremental_input_entry::file_index_): New data member.
2889 (Incremental_binary::process_got_plt): New function.
2890 (Incremental_binary::do_process_got_plt): New function.
2891 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2893 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2894 (Sized_incremental_binary::set_file_is_unchanged): New function.
2895 (Sized_incremental_binary::file_is_unchanged): New function.
2896 (Sized_incremental_binary::do_process_got_plt): New function.
2897 (Sized_incremental_binary::file_status_): New data member.
2898 (Sized_incremental_binary::main_symtab_loc_): New data member.
2899 (Sized_incremental_binary::main_strtab_loc_): New data member.
2900 * output.cc (Output_data_got::Got_entry::write): Add case
2902 (Output_data_got::add_global): Call add_got_entry.
2903 (Output_data_got::add_global_plt): Likewise.
2904 (Output_data_got::add_global_with_rel): Likewise.
2905 (Output_data_got::add_global_with_rela): Likewise.
2906 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2907 (Output_data_got::add_global_pair_with_rela): Likewise.
2908 (Output_data_got::add_local): Call add_got_entry.
2909 (Output_data_got::add_local_plt): Likewise.
2910 (Output_data_got::add_local_with_rel): Likewise.
2911 (Output_data_got::add_local_with_rela): Likewise.
2912 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2913 (Output_data_got::add_local_pair_with_rela): Likewise.
2914 (Output_data_got::reserve_slot): New function.
2915 (Output_data_got::reserve_slot_for_global): New function.
2916 (Output_data_got::add_got_entry): New function.
2917 (Output_data_got::add_got_entry_pair): New function.
2918 (Output_section::add_output_section_data): Edit FIXME.
2920 (Output_section_data_build::Output_section_data_build): New
2921 constructor with size parameter.
2922 (Output_data_space::Output_data_space): Likewise.
2923 (Output_data_got::Output_data_got): Initialize new data member; new
2924 constructor with size parameter.
2925 (Output_data_got::add_constant): Call add_got_entry.
2926 (Output_data_got::reserve_slot): New function.
2927 (Output_data_got::reserve_slot_for_global): New function.
2928 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2929 (Output_data_got::add_got_entry): New function.
2930 (Output_data_got::add_got_entry_pair): New function.
2931 (Output_data_got::free_list_): New data member.
2932 * target.h (Sized_target::init_got_plt_for_update): New function.
2933 (Sized_target::register_global_plt_entry): New function.
2934 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2935 Initialize new data member; call init; add constructor with PLT count.
2936 (Output_data_plt_x86_64::init): New function.
2937 (Output_data_plt_x86_64::add_relocation): New function.
2938 (Output_data_plt_x86_64::reserve_slot): New function.
2939 (Output_data_plt_x86_64::free_list_): New data member.
2940 (Target_x86_64::init_got_plt_for_update): New function.
2941 (Target_x86_64::register_global_plt_entry): New function.
2942 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2943 incremental updates.
2944 (Output_data_plt_x86_64::add_relocation): New function.
2945 * testsuite/object_unittest.cc (Object_test): Set default options.
2947 2011-05-16 Ian Lance Taylor <iant@google.com>
2949 * options.h (class General_options): Make -i a synonym for -r.
2951 2011-05-16 Ian Lance Taylor <iant@google.com>
2953 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2955 2011-05-10 Cary Coutant <ccoutant@google.com>
2957 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2960 2011-05-06 Ian Lance Taylor <iant@google.com>
2962 * layout.cc (Layout::layout): If the output section flags change,
2963 update the ordering.
2965 2011-04-25 Cary Coutant <ccoutant@google.com>
2967 * incremental-dump.cc (dump_incremental_inputs): Print local
2968 symbol info for each input file.
2970 (Output_section_incremental_inputs::set_final_data_size): Add local
2971 symbol info to input file entries in incremental info.
2972 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2973 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2974 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2975 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2977 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2978 (Sized_incr_relobj::do_relocate): Write the local symbols.
2979 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2980 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2981 Adjust size of input file header.
2982 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2983 (Incremental_inputs_reader::get_local_symbol_count): New function.
2984 (Incremental_inputs_reader::get_input_section): Adjust size of input
2986 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2987 (Sized_incr_relobj::This): New typedef.
2988 (Sized_incr_relobj::sym_size): New const data member.
2989 (Sized_incr_relobj::Local_symbol): New struct.
2990 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2991 (Sized_incr_relobj::do_local_symbol_offset): New function.
2992 (Sized_incr_relobj::local_symbol_count_): New data member.
2993 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2994 (Sized_incr_relobj::local_symbol_index_): New data member.
2995 (Sized_incr_relobj::local_symbol_offset_): New data member.
2996 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2997 (Sized_incr_relobj::local_symbols_): New data member.
2998 * object.h (Relobj::output_local_symbol_count): New function.
2999 (Relobj::local_symbol_offset): New function.
3000 (Relobj::do_output_local_symbol_count): New function.
3001 (Relobj::do_local_symbol_offset): New function.
3002 (Sized_relobj::do_output_local_symbol_count): New function.
3003 (Sized_relobj::do_local_symbol_offset): New function.
3005 2011-04-22 Vladimir Simonov <sv@sw.ru>
3007 * descriptors.cc (set_close_on_exec): New function.
3008 (Descriptors::open): Use set_close_on_exec.
3009 * output.cc (S_ISLNK): Define if not defined.
3011 2011-04-22 Cary Coutant <ccoutant@google.com>
3013 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3015 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3016 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3017 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3019 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3020 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3021 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3023 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3025 (Incremental_binary::apply_incremental_relocs): New function.
3026 (Incremental_binary::do_apply_incremental_relocs): New function.
3027 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3029 (Sized_incremental_binary::add_global_symbol): New function.
3030 (Sized_incremental_binary::global_symbol): New function.
3031 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3032 (Sized_incremental_binary::symbol_map_): New data member.
3033 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3034 * target.h (Sized_target::apply_relocation): New function.
3035 * target-reloc.h (apply_relocation): New function.
3036 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3038 2011-04-22 Doug Kwan <dougkwan@google.com>
3040 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3041 flag of a SHT_ARM_EXIDX section.
3042 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3043 * testsuite/Makefile.in: Regenerate.
3044 * testsuite/arm_exidx_test.s: New file.
3045 * testsuite/arm_exidx_test.sh: Same.
3047 2011-04-20 Cary Coutant <ccoutant@google.com>
3050 * archive.h (Incremental_archive_entry::Archive_member):
3051 Initialize arg_serial_ (second constructor).
3053 2011-04-17 Ian Lance Taylor <iant@google.com>
3055 * object.cc (Relocate_info::location): Simplify location string.
3056 * errors.cc (Errors::error_at_location): Don't print program
3058 (Errors::warning_at_location): Likewise.
3059 (Errors::undefined_symbol): Likewise.
3060 * testsuite/debug_msg.sh: Update accordingly.
3062 2011-04-14 Cary Coutant <ccoutant@google.com>
3064 * gold/layout.cc (Layout::symtab_section_offset): New function.
3065 * gold/layout.h (Layout::symtab_section_offset): New function.
3066 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3068 2011-04-12 Ian Lance Taylor <iant@google.com>
3070 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3071 with MREMAP_MAYMOVE.
3072 * output.h (class Output_file): Add map_is_allocated_ field.
3073 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3074 not available, provide stubs. If mremap is not available, #define
3076 (MREMAP_MAYMOVE): Define if not defined.
3077 (Output_file::Output_file): Initialize map_is_allocated_.
3078 (Output_file::resize): Check map_is_allocated_.
3079 (Output_file::map_anonymous): If mmap fails, use malloc.
3080 (Output_file::unmap): Don't do anything for an anonymous map.
3081 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3082 is not available, provide stubs.
3083 (File_read::View::~View): Use free rather than delete[].
3084 (File_read::make_view): Use malloc rather than new[]. If mmap
3086 (File_read::find_or_make_view): Use malloc rather than new[].
3087 * gold.h: Remove HAVE_REMAP code.
3088 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3089 exists. Rename mremap to gold_mremap. If mmap is not available
3091 * configure, config.in: Rebuild.
3093 2011-04-11 Ian Lance Taylor <iant@google.com>
3095 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3096 initialize local variable v.
3098 2011-04-11 Cary Coutant <ccoutant@google.com>
3100 * archive.cc (Archive::include_member): Adjust call to
3102 (Add_archive_symbols::run): Track argument serial numbers.
3103 (Lib_group::include_member): Likewise.
3104 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3105 * archive.h (Incremental_archive_entry::Archive_member):
3106 Initialize arg_serial_.
3107 (Archive_member::arg_serial_): New data member.
3108 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3109 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3111 (Sized_dynobj::do_for_all_local_got_entries): New function.
3112 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3114 * fileread.cc (get_mtime): New function.
3115 * fileread.h (get_mtime): New function.
3116 * gold.cc (queue_initial_tasks): Check for incremental update.
3117 (process_incremental_input): New function.
3118 (queue_middle_tasks): Don't force valid target for incremental
3120 * incremental-dump.cc (find_input_containing_global): Adjust
3121 size of symbol info entry.
3122 (dump_incremental_inputs): Dump argument serial number and
3123 in_system_directory flag; bias shndx by 1; print symbol names
3124 when dumping per-file symbol lists; use new symbol info readers.
3126 (Output_section_incremental_inputs:update_data_size): New function.
3127 (Sized_incremental_binary::setup_readers): Setup input readers
3128 for each input file; build maps for files added from libraries
3130 (Sized_incremental_binary::check_input_args): New function.
3131 (Sized_incremental_binary::do_check_inputs): Build map of argument
3132 serial numbers to input arguments.
3133 (Sized_incremental_binary::do_file_has_changed): Rename
3134 do_file_is_unchanged to this; compare file modification times.
3135 (Sized_incremental_binary::do_init_layout): New function.
3136 (Sized_incremental_binary::do_reserve_layout): New function.
3137 (Sized_incremental_binary::do_get_input_reader): Remove.
3138 (Sized_incremental_binary::get_symtab_view): New function.
3139 (Incremental_checker::can_incrementally_link_output_file): Remove.
3140 (Incremental_inputs::report_command_line): Exclude --debug options.
3141 (Incremental_inputs::report_archive_begin): Add parameter; track
3142 argument serial numbers; don't put input file entry for archive
3143 before archive members.
3144 (Incremental_inputs::report_archive_end): Put input file entry
3145 for archive after archive members.
3146 (Incremental_inputs::report_object): Add parameter; track argument
3147 serial numbers and in_system_directory flag.
3148 (Incremental_inputs::report_script): Add parameter; track argument
3150 (Output_section_incremental_inputs::set_final_data_size): Adjust
3151 size of symbol info entry; check for forwarding symbols.
3152 (Output_section_incremental_inputs::write_input_files): Write
3153 in_system_directory flag and argument serial number.
3154 (Output_section_incremental_inputs::write_info_blocks): Map section
3155 indices between incremental info and original input file; store
3156 input section index for each symbol.
3157 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3158 change operator() to visit().
3159 (class Global_got_offset_visitor): Likewise.
3160 (class Global_symbol_visitor_got_plt):
3161 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3163 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3164 (Sized_incr_relobj::do_read_symbols): New function.
3165 (Sized_incr_relobj::do_layout): New function.
3166 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3167 (Sized_incr_relobj::do_add_symbols): New function.
3168 (Sized_incr_relobj::do_should_include_member): New function.
3169 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3170 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3171 (Sized_incr_relobj::do_section_size): New function.
3172 (Sized_incr_relobj::do_section_name): New function.
3173 (Sized_incr_relobj::do_section_contents): New function.
3174 (Sized_incr_relobj::do_section_flags): New function.
3175 (Sized_incr_relobj::do_section_entsize): New function.
3176 (Sized_incr_relobj::do_section_address): New function.
3177 (Sized_incr_relobj::do_section_type): New function.
3178 (Sized_incr_relobj::do_section_link): New function.
3179 (Sized_incr_relobj::do_section_info): New function.
3180 (Sized_incr_relobj::do_section_addralign): New function.
3181 (Sized_incr_relobj::do_initialize_xindex): New function.
3182 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3183 (Sized_incr_relobj::do_read_relocs): New function.
3184 (Sized_incr_relobj::do_gc_process_relocs): New function.
3185 (Sized_incr_relobj::do_scan_relocs): New function.
3186 (Sized_incr_relobj::do_count_local_symbols): New function.
3187 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3188 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3189 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3190 (Sized_incr_relobj::do_relocate): New function.
3191 (Sized_incr_relobj::do_set_section_offset): New function.
3192 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3193 (Sized_incr_dynobj::do_read_symbols): New function.
3194 (Sized_incr_dynobj::do_layout): New function.
3195 (Sized_incr_dynobj::do_add_symbols): New function.
3196 (Sized_incr_dynobj::do_should_include_member): New function.
3197 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3198 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3199 (Sized_incr_dynobj::do_section_size): New function.
3200 (Sized_incr_dynobj::do_section_name): New function.
3201 (Sized_incr_dynobj::do_section_contents): New function.
3202 (Sized_incr_dynobj::do_section_flags): New function.
3203 (Sized_incr_dynobj::do_section_entsize): New function.
3204 (Sized_incr_dynobj::do_section_address): New function.
3205 (Sized_incr_dynobj::do_section_type): New function.
3206 (Sized_incr_dynobj::do_section_link): New function.
3207 (Sized_incr_dynobj::do_section_info): New function.
3208 (Sized_incr_dynobj::do_section_addralign): New function.
3209 (Sized_incr_dynobj::do_initialize_xindex): New function.
3210 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3211 (make_sized_incremental_object): New function.
3212 (Incremental_library::copy_unused_symbols): New function.
3213 (Incremental_library::do_for_all_unused_symbols): New function.
3214 * incremental.h (enum Incremental_input_flags): New type.
3215 (class Incremental_checker): Remove.
3216 (Incremental_input_entry::Incremental_input_entry): Add argument
3218 (Incremental_input_entry::arg_serial): New function.
3219 (Incremental_input_entry::set_is_in_system_directory): New function.
3220 (Incremental_input_entry::is_in_system_directory): New function.
3221 (Incremental_input_entry::arg_serial_): New data member.
3222 (Incremental_input_entry::is_in_system_directory_): New data member.
3223 (class Script_info): Move here from script.h.
3224 (Script_info::Script_info): Add filename parameter.
3225 (Script_info::filename): New function.
3226 (Script_info::filename_): New data member.
3227 (Incremental_script_entry::Incremental_script_entry): Add argument
3229 (Incremental_object_entry::Incremental_object_entry): Likewise.
3230 (Incremental_object_entry::add_input_section): Build list of input
3231 sections with map to original shndx.
3232 (Incremental_object_entry::get_input_section_index): New function.
3233 (Incremental_object_entry::shndx_): New data member.
3234 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3235 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3236 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3238 (Incremental_inputs::report_archive_begin): Likewise.
3239 (Incremental_inputs::report_object): Likewise.
3240 (Incremental_inputs::report_script): Likewise.
3241 (class Incremental_global_symbol_reader): New class.
3242 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3243 and store flags and input file type.
3244 (Incremental_input_entry_reader::arg_serial): New function.
3245 (Incremental_input_entry_reader::type): Extract type from flags.
3246 (Incremental_input_entry_reader::is_in_system_directory): New function.
3247 (Incremental_input_entry_reader::get_input_section_count): Call
3248 accessor function for type.
3249 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3250 function for type; adjust size of global symbol entry.
3251 (Incremental_input_entry_reader::get_global_symbol_count): Call
3252 accessor function for type.
3253 (Incremental_input_entry_reader::get_object_count): Likewise.
3254 (Incremental_input_entry_reader::get_object_offset): Likewise.
3255 (Incremental_input_entry_reader::get_member_count): Likewise.
3256 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3257 (Incremental_input_entry_reader::get_member_offset): Likewise.
3258 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3259 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3260 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3261 (Incremental_input_entry_reader::get_global_symbol_reader): New
3263 (Incremental_input_entry_reader::get_output_symbol_index): New
3265 (Incremental_input_entry_reader::type_): Remove.
3266 (Incremental_input_entry_reader::flags_): New data member.
3267 (Incremental_inputs_reader::input_file_offset): New function.
3268 (Incremental_inputs_reader::input_file_index): New function.
3269 (Incremental_inputs_reader::input_file): Call input_file_offset.
3270 (Incremental_inputs_reader::input_file_at_offset): New function.
3271 (Incremental_relocs_reader::get_r_type): Reformat.
3272 (Incremental_relocs_reader::get_r_shndx): Reformat.
3273 (Incremental_relocs_reader::get_r_offset): Reformat.
3274 (Incremental_relocs_reader::data): New function.
3275 (Incremental_binary::Incremental_binary): Initialize new data members.
3276 (Incremental_binary::check_inputs): Add cmdline parameter.
3277 (Incremental_binary::file_is_unchanged): Remove.
3278 (Input_reader::arg_serial): New function.
3279 (Input_reader::get_unused_symbol_count): New function.
3280 (Input_reader::get_unused_symbol): New function.
3281 (Input_reader::do_arg_serial): New function.
3282 (Input_reader::do_get_unused_symbol_count): New function.
3283 (Input_reader::do_get_unused_symbol): New function.
3284 (Incremental_binary::input_file_count): New function.
3285 (Incremental_binary::get_input_reader): Change signature to use
3286 index instead of filename.
3287 (Incremental_binary::file_has_changed): New function.
3288 (Incremental_binary::get_input_argument): New function.
3289 (Incremental_binary::get_library): New function.
3290 (Incremental_binary::get_script_info): New function.
3291 (Incremental_binary::init_layout): New function.
3292 (Incremental_binary::reserve_layout): New function.
3293 (Incremental_binary::output_file): New function.
3294 (Incremental_binary::do_check_inputs): New function.
3295 (Incremental_binary::do_file_is_unchanged): Remove.
3296 (Incremental_binary::do_file_has_changed): New function.
3297 (Incremental_binary::do_init_layout): New function.
3298 (Incremental_binary::do_reserve_layout): New function.
3299 (Incremental_binary::do_input_file_count): New function.
3300 (Incremental_binary::do_get_input_reader): Change signature.
3301 (Incremental_binary::input_args_map_): New data member.
3302 (Incremental_binary::library_map_): New data member.
3303 (Incremental_binary::script_map_): New data member.
3304 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3306 (Sized_incremental_binary::output_section): New function.
3307 (Sized_incremental_binary::inputs_reader): Add const.
3308 (Sized_incremental_binary::symtab_reader): Add const.
3309 (Sized_incremental_binary::relocs_reader): Add const.
3310 (Sized_incremental_binary::got_plt_reader): Add const.
3311 (Sized_incremental_binary::get_symtab_view): New function.
3312 (Sized_incremental_binary::Inputs_reader): New typedef.
3313 (Sized_incremental_binary::Input_entry_reader): New typedef.
3314 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3315 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3316 (Sized_incremental_binary::do_file_has_changed): New function.
3317 (Sized_incremental_binary::do_init_layout): New function.
3318 (Sized_incremental_binary::do_reserve_layout): New function.
3319 (Sized_input_reader::Inputs_reader): Remove.
3320 (Sized_input_reader::Input_entry_reader): Remove.
3321 (Sized_input_reader::do_arg_serial): New function.
3322 (Sized_input_reader::do_get_unused_symbol_count): New function.
3323 (Sized_input_reader::do_get_unused_symbol): New function.
3324 (Sized_incremental_binary::do_input_file_count): New function.
3325 (Sized_incremental_binary::do_get_input_reader): Change signature;
3326 use index instead of filename.
3327 (Sized_incremental_binary::section_map_): New data member.
3328 (Sized_incremental_binary::input_entry_readers_): New data member.
3329 (class Sized_incr_relobj): New class.
3330 (class Sized_incr_dynobj): New class.
3331 (make_sized_incremental_object): New function.
3332 (class Incremental_library): New class.
3333 * layout.cc (Free_list::num_lists): New static data member.
3334 (Free_list::num_nodes): New static data member.
3335 (Free_list::num_removes): New static data member.
3336 (Free_list::num_remove_visits): New static data member.
3337 (Free_list::num_allocates): New static data member.
3338 (Free_list::num_allocate_visits): New static data member.
3339 (Free_list::init): New function.
3340 (Free_list::remove): New function.
3341 (Free_list::allocate): New function.
3342 (Free_list::dump): New function.
3343 (Free_list::print_stats): New function.
3344 (Layout_task_runner::run): Resize output file for incremental updates.
3345 (Layout::Layout): Initialize new data members.
3346 (Layout::set_incremental_base): New function.
3347 (Layout::init_fixed_output_section): New function.
3348 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3349 incremental updates.
3350 (Layout::create_gold_note): Do not create gold note section for
3351 incremental updates.
3352 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3353 for incremental updates.
3354 (Layout::set_section_offsets): For incremental updates, allocate space
3356 (Layout::create_symtab_sections): Layout with offsets relative to
3357 start of section; for incremental updates, allocate space from free
3359 (Layout::create_shdrs): For incremental updates, allocate space from
3361 (Layout::finish_dynamic_section): For incremental updates, do not
3362 check --as-needed (fixed in subsequent patch).
3363 * layout.h (class Free_list): New class.
3364 (Layout::set_incremental_base): New function.
3365 (Layout::incremental_base): New function.
3366 (Layout::init_fixed_output_section): New function.
3367 (Layout::allocate): New function.
3368 (Layout::incremental_base_): New data member.
3369 (Layout::free_list_): New data member.
3370 * main.cc (main): Print Free_list statistics.
3371 * object.cc (Relobj::finalize_incremental_relocs): Add
3372 clear_counts parameter; clear counts only when clear_counts is set.
3373 (Sized_relobj::Sized_relobj): Initialize new base class.
3374 (Sized_relobj::do_layout): Don't report special sections.
3375 (Sized_relobj::do_for_all_local_got_entries): New function.
3376 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3377 symtab_off to all symbol table offsets.
3378 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3379 * object.h (class Got_offset_list): Move to top of file.
3380 (Object::Object): Allow case where input_file == NULL.
3381 (Object::~Object): Likewise.
3382 (Object::input_file): Assert that input_file != NULL.
3383 (Object::lock): Allow case where input_file == NULL.
3384 (Object::unlock): Likewise.
3385 (Object::is_locked): Likewise.
3386 (Object::token): Likewise.
3387 (Object::release): Likewise.
3388 (Object::is_incremental): New function.
3389 (Object::get_mtime): New function.
3390 (Object::for_all_local_got_entries): New function.
3391 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3392 (Object::set_is_in_system_directory): New function.
3393 (Object::is_in_system_directory): New function.
3394 (Object::do_is_incremental): New function.
3395 (Object::do_get_mtime): New function.
3396 (Object::do_for_all_local_got_entries): New function.
3397 (Object::is_in_system_directory_): New data member.
3398 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3399 (class Sized_relobj_base): New class.
3400 (class Sized_relobj): Derive from Sized_relobj_base.
3401 (class Sized_relobj::Symbols): Redeclare from base class.
3402 (class Sized_relobj::local_got_offset_list): Remove.
3403 (class Sized_relobj::Output_sections): Redeclare from base class.
3404 (class Sized_relobj::do_for_all_local_got_entries): New function.
3405 (class Sized_relobj::write_local_symbols): Add offset parameter.
3406 (class Sized_relobj::local_symbol_offset_): Update comment.
3407 (class Sized_relobj::local_dynsym_offset_): Update comment.
3408 * options.cc (Input_arguments::add_file): Remove const.
3409 * options.h (Input_file_argument::Input_file_argument):
3410 Initialize arg_serial_ (all constructors).
3411 (Input_file_argument::set_arg_serial): New function.
3412 (Input_file_argument::arg_serial): New function.
3413 (Input_file_argument::arg_serial_): New data member.
3414 (Input_arguments::Input_arguments): Initialize file_count_.
3415 (Input_arguments::add_file): Remove const.
3416 (Input_arguments::number_of_input_files): New function.
3417 (Input_arguments::file_count_): New data member.
3418 (Command_line::number_of_input_files): Call
3419 Input_arguments::number_of_input_files.
3420 * output.cc (Output_segment_headers::Output_segment_headers):
3422 (Output_section::Input_section::current_data_size): New function.
3423 (Output_section::Output_section): Initialize new data members.
3424 (Output_section::add_input_section): Don't do merge sections for
3425 an incremental link; allocate space from free list for an
3427 (Output_section::add_output_section_data): Allocate space from
3428 free list for an incremental update.
3429 (Output_section::update_data_size): New function.
3430 (Output_section::set_fixed_layout): New function.
3431 (Output_section::reserve): New function.
3432 (Output_segment::set_section_addresses): Remove const.
3433 (Output_segment::set_section_list_addresses): Remove const; allocate
3434 space from free list for an incremental update.
3435 (Output_segment::set_offset): Adjust size of RELRO segment for an
3437 * output.h (Output_data::current_data_size): Move here from
3439 (Output_data::pre_finalize_data_size): New function.
3440 (Output_data::update_data_size): New function.
3441 (Output_section_headers::update_data_size): new function.
3442 (Output_section_data_build::current_data_size): Move to Output_data.
3443 (Output_data_strtab::update_data_size): New function.
3444 (Output_section::current_data_size): Move to Output_data.
3445 (Output_section::set_fixed_layout): New function.
3446 (Output_section::has_fixed_layout): New function.
3447 (Output_section::reserve): New function.
3448 (Output_section::update_data_size): New function.
3449 (Output_section::has_fixed_layout_): New data member.
3450 (Output_section::free_list_): New data member.
3451 (Output_segment::set_section_addresses): Remove const.
3452 (Output_segment::set_section_list_addresses): Remove const.
3453 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3455 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3457 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3458 parameter when calling Add_symbols constructor; store argument
3459 serial number for members of a lib group.
3460 (Add_symbols::locks): Allow case where token == NULL.
3461 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3462 (Read_member::~Read_member): New function.
3463 (Read_member::is_runnable): New function.
3464 (Read_member::locks): New function.
3465 (Read_member::run): New function.
3466 (Check_script::~Check_script): New function.
3467 (Check_script::is_runnable): New function.
3468 (Check_script::locks): New function.
3469 (Check_script::run): New function.
3470 (Check_library::~Check_library): New function.
3471 (Check_library::is_runnable): New function.
3472 (Check_library::locks): New function.
3473 (Check_library::run): New function.
3474 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3475 (Add_symbols::library_): New data member.
3476 (class Read_member): New class.
3477 (class Check_script): New class.
3478 (class Check_library): New class.
3479 * reloc.cc (Read_relocs::is_runnable): Allow case where
3481 (Read_relocs::locks): Likewise.
3482 (Scan_relocs::locks): Likewise.
3483 (Relocate_task::locks): Likewise.
3484 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3486 (Sized_relobj::incremental_relocs_scan): Fix comment.
3487 (Sized_relobj::do_relocate): Pass output file offset to
3488 write_local_symbols.
3489 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3490 from class declaration.
3491 * script.cc (read_input_script): Allocate Script_info; pass
3492 argument serial number to report_script.
3493 * script.h (class Script_info): Move to incremental.h.
3494 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3495 * symtab.h (Symbol_table::add_from_incrobj): New function.
3496 (Symbol_table::set_file_offset): New function.
3498 2011-04-05 Cary Coutant <ccoutant@google.com>
3500 * incremental-dump.cc (dump_incremental_inputs): Change signature
3501 to take a Sized_incremental_binary; change caller. Use readers
3502 in Sized_incremental_binary.
3504 (Sized_incremental_binary::find_incremental_inputs_sections):
3505 Rename do_find_incremental_inputs_sections to this.
3506 (Sized_incremental_binary::setup_readers): New function.
3507 (Sized_incremental_binary::do_check_inputs): Check
3508 has_incremental_info_ flag; move setup code to setup_readers;
3510 (Sized_incremental_binary::do_file_is_unchanged): New function.
3511 (Sized_incremental_binary::do_get_input_reader): New function.
3512 * incremental.h (class Incremental_binary): Move to end of file.
3513 (Incremental_binary::file_is_unchanged): New function.
3514 (Incremental_binary::do_file_is_unchanged): New function.
3515 (Incremental_binary::Input_reader): New class.
3516 (Incremental_binary::get_input_reader): New function.
3517 (class Sized_incremental_binary): Move to end of file.
3518 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3519 input section reader classes.
3520 (Sized_incremental_binary::has_incremental_info): New function.
3521 (Sized_incremental_binary::inputs_reader): New function.
3522 (Sized_incremental_binary::symtab_reader): New function.
3523 (Sized_incremental_binary::relocs_reader): New function.
3524 (Sized_incremental_binary::got_plt_reader): New function.
3525 (Sized_incremental_binary::do_file_is_unchanged): New function.
3526 (Sized_incremental_binary::Sized_input_reader): New class.
3527 (Sized_incremental_binary::get_input_reader): New function.
3528 (Sized_incremental_binary::find_incremental_inputs_sections):
3529 Rename do_find_incremental_inputs_sections to this.
3530 (Sized_incremental_binary::setup_readers): New function.
3531 (Sized_incremental_binary::has_incremental_info_): New data member.
3532 (Sized_incremental_binary::inputs_reader_): New data member.
3533 (Sized_incremental_binary::symtab_reader_): New data member.
3534 (Sized_incremental_binary::relocs_reader_): New data member.
3535 (Sized_incremental_binary::got_plt_reader_): New data member.
3536 (Sized_incremental_binary::current_input_file_): New data member.
3538 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3541 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3544 2011-03-30 Cary Coutant <ccoutant@google.com>
3546 * archive.cc (Archive::include_member): Adjust call to report_object.
3547 (Add_archive_symbols::run): Add script_info to call to
3548 report_archive_begin.
3549 (Lib_group::include_member): Adjust call to report_object.
3550 (Add_lib_group_symbols::run): Adjust call to report_object.
3551 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3552 blocks. Add object count for script input files.
3553 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3554 script_info parameter; change all callers.
3555 (Incremental_inputs::report_object): Add script_info parameter;
3557 (Incremental_inputs::report_script): Store backpointer to
3558 incremental info entry.
3559 (Output_section_incremental_inputs::set_final_data_size): Record
3560 additional information for scripts.
3561 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3562 * incremental.h (Incremental_script_entry::add_object): New function.
3563 (Incremental_script_entry::get_object_count): New function.
3564 (Incremental_script_entry::get_object): New function.
3565 (Incremental_script_entry::objects_): New data member; adjust
3567 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3568 (Incremental_inputs::report_object): Add script_info parameter.
3569 (Incremental_inputs_reader::get_object_count): New function.
3570 (Incremental_inputs_reader::get_object_offset): New function.
3571 * options.cc (Input_arguments::add_file): Return reference to
3573 * options.h (Input_argument::set_script_info): New function.
3574 (Input_argument::script_info): New function.
3575 (Input_argument::script_info_): New data member; adjust all
3577 (Input_file_group::add_file): Return reference to new input argument.
3578 (Input_file_lib::add_file): Likewise.
3579 (Input_arguments::add_file): Likewise.
3580 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3581 * script.cc (Parser_closure::Parser_closure): Add script_info
3582 parameter; adjust all callers.
3583 (Parser_closure::script_info): New function.
3584 (Parser_closure::script_info_): New data member.
3585 (read_input_script): Report scripts earlier to incremental info.
3586 (script_add_file): Set script_info in Input_argument.
3587 (script_add_library): Likewise.
3588 * script.h (Script_options::Script_info): Rewrite class.
3590 2011-03-29 Cary Coutant <ccoutant@google.com>
3592 * archive.cc (Library_base::should_include_member): Move
3593 method here from class Archive.
3594 (Archive::Archive): Initialize base class.
3595 (Archive::should_include_member): Move to base class.
3596 (Archive::do_for_all_unused_symbols): New function.
3597 (Add_archive_symbols::run): Remove redundant access to
3599 (Lib_group::Lib_group): Initialize base class.
3600 (Lib_group::do_filename): New function.
3601 (Lib_group::include_member): Pass pointer to Lib_group to
3603 (Lib_group::do_for_all_unused_symbols): New function.
3604 (Add_lib_group_symbols::run): Report archive information for
3606 * archive.h (class Library_base): New base class.
3607 (class Archive): Derive from Library_base.
3608 (Archive::filename): Move to base class.
3609 (Archive::set_incremental_info): Likewise.
3610 (Archive::incremental_info): Likewise.
3611 (Archive::Should_include): Likewise.
3612 (Archive::should_include_member): Likewise.
3613 (Archive::Armap_entry): Remove.
3614 (Archive::Unused_symbol_iterator): Remove.
3615 (Archive::unused_symbols_begin): Remove.
3616 (Archive::unused_symbols_end): Remove.
3617 (Archive::do_filename): New function.
3618 (Archive::do_get_mtime): New function.
3619 (Archive::do_for_all_unused_symbols): New function.
3620 (Archive::task_): Move to base class.
3621 (Archive::incremental_info_): Likewise.
3622 (class Lib_group): Derive from Library_base.
3623 (Lib_group::do_filename): New function.
3624 (Lib_group::do_get_mtime): New function.
3625 (Lib_group::do_for_all_unused_symbols): New function.
3626 (Lib_group::task_): Move to base class.
3627 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3629 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3631 * incremental.cc (Incremental_inputs::report_archive_begin):
3632 Use Library_base; call library's get_mtime; add incremental inputs
3633 entry before members.
3634 (class Unused_symbol_visitor): New class.
3635 (Incremental_inputs::report_archive_end): Use Library_base; use
3636 visitor class to record unused symbols; don't add incremental inputs
3637 entry after members.
3638 (Incremental_inputs::report_object): Use Library_base.
3640 (Incremental_archive_entry::Incremental_archive_entry): Remove
3641 unused Archive parameter.
3642 (Incremental_inputs::report_archive_begin): Use Library_base.
3643 (Incremental_inputs::report_archive_end): Likewise.
3644 (Incremental_inputs::report_object): Likewise.
3645 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3647 * object.h (Object::for_all_global_symbols): New function.
3648 (Object::do_for_all_global_symbols): New function.
3649 (Sized_relobj::do_for_all_global_symbols): New function.
3650 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3652 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3655 2011-03-27 Ian Lance Taylor <iant@google.com>
3657 * archive.cc (Archive::interpret_header): Return -1 if something
3658 goes wrong. Change callers accordingly.
3660 2011-03-25 Cary Coutant <ccoutant@google.com>
3662 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3663 * testsuite/Makefile.in: Regenerate.
3665 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3667 * plugin.cc (get_view): New.
3668 (Plugin::load): Pass get_view to the plugin.
3669 (Plugin_manager::get_view): New.
3671 2011-03-21 Ian Lance Taylor <iant@google.com>
3673 * testsuite/final_layout.sh: Rewrite to not use dc.
3674 * testsuite/relro_test.sh: Fail if dc is not present.
3676 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3678 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3680 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3681 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3683 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3684 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3686 2011-03-14 Ian Lance Taylor <iant@google.com>
3688 * script-sections.cc (Sort_output_sections::script_compare):
3689 Rename from is_before, change return type.
3690 (Sort_output_sections::operator()): Adjust accordingly.
3692 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3695 * testsuite/odr_violation2.cc: Add comment to make all error line
3696 numbers double digits.
3697 * testsuite/debug_msg.sh: Adjust expected errors.
3699 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3701 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3702 but mark earlier ones as non-canonical
3703 (offset_to_iterator): Update search target and example
3704 (do_addr2line): Return extra lines in a vector*
3705 (format_file_lineno): Extract from do_addr2line
3706 (one_addr2line): Add vector* out-param
3707 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3708 when a lineno entry appeared last for its instruction
3709 (Dwarf_line_info): Add vector* out-param
3710 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3711 * symtab.cc (Odr_violation_compare): Include the lineno in the
3713 (linenos_from_loc): New. Combine the canonical line for an
3714 address with its other lines.
3715 (True_if_intersect): New. Helper functor to make
3716 std::set_intersection a query.
3717 (detect_odr_violations): Compare sets of lines instead of just
3718 one line for each function. This became less deterministic, but
3719 has fewer false positives.
3720 * symtab.h: Declarations.
3721 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3722 mix an optimized and non-optimized object in the same binary
3723 (odr_violation2.so): Same.
3724 * testsuite/Makefile.in: Regenerate from Makefile.am.
3725 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3726 * testsuite/debug_msg.sh: Update line numbers and add
3728 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3729 non-optimized context.
3730 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3731 isn't inlined, and use OdrDerived in an optimized context.
3732 * testsuite/odr_header1.h: Defines OdrDerived, where
3733 optimization will change the
3734 first-instruction-in-the-destructor's file and line number.
3735 * testsuite/odr_header2.h: Defines OdrBase.
3737 2011-03-09 Ian Lance Taylor <iant@google.com>
3739 * fileread.cc (File_read::clear_views): Don't delete the whole
3742 2011-03-08 Ian Lance Taylor <iant@google.com>
3745 * fileread.cc: #include <climits>.
3746 (GOLD_IOV_MAX): Define.
3747 (File_read::read_multiple): Limit number of entries by iov_max.
3748 * fileread.h (class File_read): Always set max_readv_entries to
3751 2011-03-07 Ian Lance Taylor <iant@google.com>
3754 * options.h (class General_options): Add -dy and -dn.
3756 2011-03-02 Cary Coutant <ccoutant@google.com>
3758 * testsuite/script_test_9.t: Add TLS segment.
3760 2011-03-02 Simon Baldwin <simonb@google.com>
3762 * configure.ac: Add check for gnu_indirect_function support in
3763 the toolchain building binutils.
3764 * configure: Rebuild.
3766 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3768 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3769 plugin only symbols.
3770 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3771 in plugin files as not needed in the symbol table.
3773 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3775 * output.cc (Output_section::add_input_section): Delay fill
3776 generation for section ordering.
3778 2011-02-09 Ian Lance Taylor <iant@google.com>
3781 * object.h (class Sized_relobj): Remove clear_local_symbols.
3782 * reloc.cc (Sized_relobj::do_relocate): Don't call
3783 clear_local_symbols.
3785 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3787 * plugin.cc (is_visible_from_outside): Return true for symbols
3790 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3792 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3795 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3797 * icf.h (is_section_foldable_candidate): Change type of parameter
3799 * icf.cc (Icf::find_identical_sections): Change type of local variable
3800 section_name to be std::string.
3801 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3803 2011-01-25 Ian Lance Taylor <iant@google.com>
3805 * script.cc (script_add_extern): Rewrite to use
3806 add_symbol_reference.
3808 2011-01-25 Doug Kwan <dougkwan@google.com>
3810 * icf.cc (get_section_contents): Always lock section's object.
3812 2011-01-24 Ian Lance Taylor <iant@google.com>
3814 * options.h (class General_options): Accept
3815 --no-detect-odr-violations.
3817 2011-01-24 Ian Lance Taylor <iant@google.com>
3819 * version.cc (version_string): Bump to 1.11.
3821 2011-01-24 Ian Lance Taylor <iant@google.com>
3823 * plugin.cc (class Plugin_rescan): Define new class.
3824 (Plugin_manager::claim_file): Set any_claimed_.
3825 (Plugin_manager::save_archive): New function.
3826 (Plugin_manager::save_input_group): New function.
3827 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3829 (Plugin_manager::new_undefined_symbol): New function.
3830 (Plugin_manager::rescan): New function.
3831 (Plugin_manager::rescannable_defines): New function.
3832 (Plugin_manager::add_input_file): Set any_added_.
3833 * plugin.h (class Plugin_manager): define new fields rescannable_,
3834 undefined_symbols_, any_claimed_, and any_added_. Declare
3835 Plugin_rescan as friend. Declare new functions.
3836 (Plugin_manager::Rescannable): Define type.
3837 (Plugin_manager::Rescannable_list): Define type.
3838 (Plugin_manager::Undefined_symbol_list): Define type.
3839 (Plugin_manager::Plugin_manager): Initialize new fields.
3840 * archive.cc (Archive::defines_symbol): New function.
3841 (Add_archive_symbols::run): Pass archive to plugins if any.
3842 * archive.h (class Archive): Declare defines_symbol.
3843 * readsyms.cc (Input_group::~Input_group): New function.
3844 (Finish_group::run): Pass input_group to plugins if any.
3845 * readsyms.h (class Input_group): Declare destructor.
3846 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3849 2011-01-10 Ian Lance Taylor <iant@google.com>
3851 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3853 (Layout::set_segment_offsets): Reset increase_relro before calling
3854 set_section_addresses a second time.
3856 2011-01-04 Cary Coutant <ccoutant@google.com>
3858 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3859 sections before NOBITS sections.
3861 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3863 * version.cc (print_version): Update copyright to 2011.
3865 2010-12-23 Cary Coutant <ccoutant@google.com>
3867 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3868 of OS to this->add. Add OD parameter to second form of the function.
3870 2010-12-20 Ian Lance Taylor <iant@google.com>
3872 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3873 second of two consecutive entries with same offset.
3875 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3877 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3878 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3879 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3880 to avoid unneeded links against $(LDADD).
3881 * testsuite/Makefile.in: Regenerate.
3883 2010-12-15 Ian Lance Taylor <iant@google.com>
3886 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3887 for R_X86_64_32 and R_X86_64_PC32.
3888 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3889 ver_matching_def_pic.o.
3890 (ver_matching_def_pic.o): New target.
3892 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3894 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3895 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3896 Move definition before File_read::View member definitions.
3897 (File_read::View::~View): Initialize and hold lock before
3898 updating current_mapped_bytes.
3900 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3902 * dwarf_reader.cc: Remove outdated comment.
3903 * gold-threads.cc: Fix typo in error message.
3904 * archive.cc: Fix typos in comments.
3905 * archive.h: Likewise.
3906 * arm-reloc-property.cc: Likewise.
3907 * arm-reloc-property.h: Likewise.
3908 * arm-reloc.def: Likewise.
3910 * attributes.h: Likewise.
3911 * cref.cc: Likewise.
3912 * ehframe.cc: Likewise.
3913 * fileread.h: Likewise.
3915 * i386.cc: Likewise.
3917 * incremental.h: Likewise.
3918 * int_encoding.cc: Likewise.
3919 * layout.h: Likewise.
3920 * main.cc: Likewise.
3921 * merge.h: Likewise.
3922 * object.cc: Likewise.
3923 * object.h: Likewise.
3924 * options.cc: Likewise.
3925 * readsyms.cc: Likewise.
3926 * reduced_debug_output.cc: Likewise.
3927 * reloc.cc: Likewise.
3928 * script-sections.cc: Likewise.
3929 * sparc.cc: Likewise.
3930 * symtab.h: Likewise.
3931 * target-reloc.h: Likewise.
3932 * target.cc: Likewise.
3933 * target.h: Likewise.
3934 * timer.cc: Likewise.
3935 * timer.h: Likewise.
3936 * x86_64.cc: Likewise.
3938 2010-12-09 Cary Coutant <ccoutant@google.com>
3940 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3942 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3943 parameter; change all callers.
3944 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3945 * options.h (warn_execstack): New option.
3947 2010-12-07 Doug Kwan <dougkwan@google.com>
3949 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3950 like function call relocations.
3952 2010-12-07 Ian Lance Taylor <iant@google.com>
3954 * archive.cc (Archive::get_elf_object_for_member): Permit
3955 punconfigured to be NULL.
3956 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3957 (Archive::include_member): Pass NULL to get_elf_object_for_member
3958 if we searched for the archive and this is the first included
3961 2010-12-01 Ian Lance Taylor <iant@google.com>
3963 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3964 track_relocs_type_ field.
3965 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3966 Set track_relocs_type_.
3967 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3968 contents when using RELA relocs.
3969 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3971 * reloc.cc (Track_relocs::next_addend): New function.
3972 * reloc.h (class Track_relocs): Declare next_addend.
3974 2010-12-01 Ian Lance Taylor <iant@google.com>
3976 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3979 2010-12-01 Ian Lance Taylor <iant@google.com>
3981 * README: Update compilers known to work and fail.
3983 2010-11-23 Matthias Klose <doko@ubuntu.com>
3985 * configure.in: For --enable-gold, handle value `default' instead of
3986 `both*'. Always install ld as ld.bfd, install as ld if gold is
3988 * configure: Regenerate.
3990 2010-11-18 Doug Kwan <dougkwan@google.com>
3992 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3993 and right_alignment to be zero. Store result alignment only if it is
3994 greater than existing alignment.
3996 2010-11-16 Cary Coutant <ccoutant@google.com>
3999 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4000 Check for ".zdebug_line".
4002 2010-11-16 Doug Kwan <dougkwan@google.com>
4003 Cary Coutant <ccoutant@google.com>
4005 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4006 by reference; adjust all callers.
4007 * output.cc (Output_segment::set_section_addresses): Adjust references
4008 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4010 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4011 end at page boundary.
4013 2010-11-16 Cary Coutant <ccoutant@google.com>
4016 * layout.cc (Layout::choose_output_section): Transform names of
4017 compressed sections even when using a script with a SECTIONS clause.
4018 (Layout::output_section_name): Remove code to transform
4019 compressed debug section names.
4020 * output.cc (Output_section::add_input_section): Use uncompressed
4021 section size when tracking input sections.
4023 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4025 * symtab.h (Symbol::NON_PIC_REF): Remove.
4026 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4027 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4028 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4029 (Symbol::use_plt_offset): Take a flags argument and pass it
4030 directly to needs_dynamic_reloc. Restrict check for undefined
4031 weak symbols to function calls.
4032 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4033 (Target_arm::Scan::global): Use it.
4034 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4035 (Target_arm::Relocate::relocate): Likewise.
4036 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4037 parameter with an r_type parameter. Use get_reference_flags
4039 (Target_arm::Relocate::relocate): Update accordingly.
4040 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4041 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4042 (Target_i386::Scan::global): Likewise.
4043 (Target_i386::Relocate::relocate): Likewise.
4044 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4045 parameter with an r_type parameter. Use get_reference_flags
4047 (Target_i386::Relocate::relocate): Update accordingly.
4048 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4049 (Target_powerpc::Scan::global): Use it.
4050 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4051 (Target_powerpc::Relocate::relocate): Likewise.
4052 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4053 (Target_sparc::Scan::global): Use it.
4054 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4055 (Target_sparc::Relocate::relocate): Likewise.
4056 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4057 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4058 (Target_x86_64::Scan::global): Likewise.
4059 (Target_x86_64::Relocate::relocate): Likewise.
4061 2010-11-08 Doug Kwan <dougkwan@google.com>
4062 Cary Coutant <ccoutant@google.com>
4064 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4065 (Arm_exidx_merge_section::section_contents_): New data member.
4066 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4067 (Arm_input_section::~Arm_input_section): De-allocate memory.
4068 (Arm_input_section::original_contents_): New data member.
4069 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4070 in parameters instead of calling Object::section_contents without
4072 (Arm_output_section::group_section): New parameter TASK. Pass it
4073 to callees that need locking objects.
4074 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4075 to lock EXIDX input sections. Fix a formatting issue. Call
4076 Arm_exidx_merged_section::build_contents to create merged section
4078 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4079 to lock object of stub table owner.
4080 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4081 TEXT_SIZE to initialize data member TEXT_SIZE_.
4082 (Arm_exidx_input_section::addralign): Fix typo in comment.
4083 (Arm_exidx_input_section::text_size): New method.
4084 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4085 that require locking objects. Lock objects before scanning for stubs
4086 and updating local symbols.
4087 (Arm_input_section<big_endian>::init): Copy contents of original
4089 (Arm_input_section<big_endian>::do_write): Use saved contents of
4090 original input section instead of calling Object::section_contents
4092 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4093 size without calling Object::section_size().
4094 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4095 for size. Allocate a buffer for merged EXIDX entries.
4096 (Arm_exidx_merged_section::build_contents): New method.
4097 (Arm_exidx_merged_section::do_write): Move merge section contents
4098 building code to Arm_exidx_merged_section::build_contetns. Write
4099 out contetns in buffer instead of building it on the fly.
4100 (Arm_relobj::make_exidx_input_section): Also pass text section size
4101 to Arm_exidx_input_section constructor.
4102 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4103 (Arm_dynobj::do_read_symbols): Fix memory leak.
4104 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4105 * target.h: (class Task): Add forward declaration.
4106 (Target::relax): Add new parameter TASK and pass it to
4108 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4110 2010-11-05 Cary Coutant <ccoutant@google.com>
4113 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4114 object when reading from the file.
4115 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4117 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4118 when reading section contents.
4119 (get_section_contents): Likewise.
4120 (icf::find_identical_sections): Likewise.
4121 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4122 object when reading from the file.
4123 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4124 the object when doing deferred section layout.
4126 2010-11-03 Nick Clifton <nickc@redhat.com>
4129 * script.h (class Symbol_assignment: name): New member. Returns
4130 the name of the symbol.
4131 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4132 Returns true if the given symbol name is on the list of
4133 assignments wating to be processed.
4134 * archive.cc (should_incldue_member): If the symbol is undefined,
4135 check to see if it is on the list of symbols pending assignment.
4137 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4139 * script-sections.cc (Script_sections::find_memory_region): Check
4140 for a NULL output section pointer.
4142 2010-10-29 Doug Kwan <dougkwan@google.com>
4144 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4145 Output_section::add_relaxed_input_section.
4146 * output.cc (Output_section::add_relaxed_input_section): Add new
4147 arguments LAYOUT and NAME. Set section order index.
4148 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4149 Copy section order index.
4150 * output.h (Output_section::add_relaxed_input_section): Add new
4151 arguments LAYOUT and NAME.
4153 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4155 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4156 NATIVE_OR_CROSS_LINKER.
4157 * testsuite/Makefile.in: Regenerate.
4159 2010-10-20 Doug Kwan <dougkwan@google.com>
4161 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4162 without SHF_LINK_ORDER flags.
4163 * layout.cc (Layout::choose_output_section): Do not filter
4164 SHF_LINK_ORDER flag in a relocatable link.
4166 2010-10-17 Cary Coutant <ccoutant@google.com>
4168 * output.h (Output_segment::set_section_addresses): Change function
4169 signature. Update all callers.
4170 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4172 (Output_segment::set_section_addresses): Align after last TLS
4173 section. Add padding before last relro section instead of after.
4175 2010-10-17 Doug Kwan <dougkwan@google.com>
4177 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4178 GOT output section to be writable.
4180 2010-10-14 Cary Coutant <ccoutant@google.com>
4182 * debug.h (DEBUG_INCREMENTAL): New flag.
4183 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4184 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4186 * incremental.cc (report_command_line): Ignore all forms of
4188 * layout.cc (Layout::Layout): Check parameters for incremental link
4190 * options.cc (General_options::parse_incremental): New function.
4191 (General_options::parse_no_incremental): New function.
4192 (General_options::parse_incremental_full): New function.
4193 (General_options::parse_incremental_update): New function.
4194 (General_options::incremental_mode_): New data member.
4195 (General_options::finalize): Check incremental_mode_.
4196 * options.h (General_options): Update help text for --incremental.
4197 Add --no-incremental, --incremental-full, --incremental-update.
4198 (General_options::Incremental_mode): New enum type.
4199 (General_options::incremental_mode): New function.
4200 (General_options::incremental_mode_): New data member.
4201 * parameters.cc (Parameters::incremental_mode_): New data member.
4202 (Parameters::set_options): Set incremental_mode_.
4203 (Parameters::set_incremental_full): New function.
4204 (Parameters::incremental): New function.
4205 (Parameters::incremental_update): New function.
4206 (set_parameters_incremental_full): New function.
4207 * parameters.h (Parameters::set_incremental_full): New function.
4208 (Parameters::incremental): New function.
4209 (Parameters::incremental_update): New function.
4210 (Parameters::incremental_mode_): New data member.
4211 (set_parameters_incremental_full): New function.
4212 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4213 incremental link mode.
4214 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4215 (Sized_relobj::do_relocate_sections): Likewise.
4216 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4218 * testsuite/Makefile.in: Regenerate.
4219 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4221 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4223 * script-sections.h (class Script_sections): Make
4224 Sections_elements typedef public.
4225 * script-sections.cc (class Sort_output_sections): Add elements_
4226 field. Add constructor which sets it; change all callers.
4227 (Sort_output_sections::is_before): New function.
4228 (Sort_output_sections::operator()): Call is_before.
4229 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4231 * testsuite/script_test_10.sh: New test. Test script section
4233 * testsuite/script_test_10.t: Likewise.
4234 * testsuite/script_test_10.s: Likewise.
4235 * testsuite/Makefile.am: Wrap the cross linker tests and the
4236 common tests into NATIVE_OR_CROSS_LINKER.
4237 (check_SCRIPTS): Add script_test_10.sh.
4238 (check_DATA): Add script_test_10.stdout.
4239 (script_test_10.o, script_test_10): New targets.
4240 (script_test_10.stdout): New target.
4241 * configure, testsuite/Makefile.in: Regenerate.
4243 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4245 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4246 error for the deprecated relocations.
4247 (Target_arm::Scan::global): Likewise.
4248 (Target_arm::Relocate::relocate): Likewise.
4250 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4252 * fileread.cc (Input_file::find_file): Initialize *found_name
4253 and *namep when using the fallback search for case 4.
4255 2010-10-11 Cary Coutant <ccoutant@google.com>
4257 * options.h (class General_options): Redefine -z lazy as an alias for
4258 the negation of -z now.
4260 2010-10-11 Ian Lance Taylor <iant@google.com>
4262 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4265 2010-10-06 Nick Clifton <nickc@redhat.com>
4267 * script-sections.cc(class Memory_region): Remove
4268 current_lma_offset_ field. Rename current_vma_offset_ to
4269 current_offset_. Add last_section_ field.
4270 (Memory_region::get_current_vma_address): Rename to
4271 get_current_address.
4272 (Memory_region::get_current_lma_address): Delete.
4273 (Memory_region::increment_vma_offset): Rename to
4275 (Memory_region::increment_lma_offset): Delete.
4276 (Memory_region::attributes_compatible): New method. Returns
4277 true if the provided section is compatible with the region.
4278 (Memory_region::get_last_section): New method. Returns the last
4279 section to use the region.
4280 (Memory_region::set_last_section): New method. Stores the last
4281 section to use the region.
4282 (Script_sections::block_in_region): New method. Returns true if
4283 a block of memory is contained within a region.
4284 (Script_sections::find_memory_region): New method. Locates a
4285 memory region to be used to set a VMA or LMA address.
4286 (Output_section_definition::set_section_addresses): Add code to
4287 check for addresses set by memory regions.
4288 (Output_segment::set_section_addresses): Remove memory region
4290 (Script_sections::create_segment): Add a warning if a header
4291 segment is created outside of any region.
4292 * script-sections.h (class Script_sections): Add prototypes for
4293 find_memory_region and block_in_region methods.
4294 * testsuite/memory_test.s: Use .long instead of .word.
4295 * testsuite/memory_test.t: Add some more output sections.
4296 * testsuite/memory_test.sh: Update expected output.
4298 2010-10-02 Doug Kwan <dougkwan@google.com>
4300 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4301 defintion to symtab.h
4302 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4303 declaration to defintion.
4305 2010-10-01 Nick Clifton <nickc@redhat.com>
4307 * expression.cc (eval): Replace dummy argument with NULL.
4308 (eval_maybe_dot): Check for a NULL result section pointer.
4309 (Symbol_expression::value): Likewise.
4310 (Dot_expression::value): Likewise.
4311 (BINARY_EXPRESSION): Likewise.
4312 (Max_expression::value): Likewise.
4313 (Min_expression::value): Likewise.
4314 (Absolute_expression::value): Likewise.
4315 (Addr_expression::value_from_output_section): Likewise.
4316 (Loaddddr_expression::value_from_output_section): Likewise.
4317 (Segment_start_expression::value): Likewise.
4318 * script-sections.cc
4319 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4321 (Sections_elememt_dot_assignment::set_section_addresses):
4323 (Output_data_expression::do_write_to_buffer): Likewise.
4324 (Output_section_definition::finalize_symbols): Likewise.
4325 (Output_section_definition::set_section_addresses): Likewise.
4327 2010-09-30 Doug Kwan <dougkwan@google.com>
4329 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4331 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4333 * target.h (Target::can_icf_inline_merge_sections): New virtual
4335 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4337 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4339 * icf.cc (get_section_contents): Inline merge sections only when
4342 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4344 * configure: Regenerate.
4346 2010-09-17 Ian Lance Taylor <iant@google.com>
4348 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4349 * testsuite/Makefile.am (memory_test.o): New target.
4350 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4352 * testsuite/Makefile.in: Rebuild.
4354 2010-09-17 Doug Kwan <dougkwan@google.com>
4356 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4357 defintion if relocation uses GOT entries of the symbol.
4358 * testsuite/icf_safe_test.sh: Fix test.
4359 * testsuite/icf_safe_so_test.sh: Fix test.
4361 2010-09-16 Cary Coutant <ccoutant@google.com>
4363 * script_sections.cc (class Memory_region): Remove "NULL" from
4364 vector initializations.
4366 2010-09-15 Cary Coutant <ccoutant@google.com>
4368 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4369 Resolve forwarding symbols.
4371 2010-09-15 Doug Kwan <dougkwan@google.com>
4373 * gold/testsuite/script_test_3.t: Add ARM special sections.
4374 * gold/testsuite/script_test_4.t: Same.
4375 * gold/testsuite/script_test_5.t: Same.
4376 * gold/testsuite/script_test_6.t: Same.
4377 * gold/testsuite/script_test_7.t: Same.
4378 * gold/testsuite/script_test_7.t: Same.
4379 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4381 2010-09-14 Cary Coutant <ccoutant@google.com>
4383 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4384 (Target_x86_64::Relocate::relocate_tls): Replace check for
4385 saw_tls_block_reloc_ with test for executable section.
4387 2010-09-12 Cary Coutant <ccoutant@google.com>
4389 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4390 position-independent executables to shared libraries need dynamic
4392 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4393 position-independent executables.
4394 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4395 * testsuite/Makefile.in: Regenerate.
4397 2010-09-10 Nick Clifton <nickc@redhat.com>
4400 * testsuite/memory_test.t: Discard any sections that are not
4403 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4406 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4407 "This::" to work around a bug in gcc 4.2.
4409 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4411 2010-09-09 Rafael Espindola <espindola@google.com>
4413 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4414 sections with different PF_X flags in the same segment.
4415 (Layout::find_first_load_seg): Search all segments to find the first
4417 * options.h (rosegment): New.
4419 2010-09-08 Rafael Espindola <espindola@google.com>
4421 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4423 2010-09-08 Doug Kwan <dougkwan@google.com>
4425 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4426 (Arm_relobj::do_relocate_sections): Add new parameter for output
4427 file to match the parent.
4428 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4429 of local symbols instead of input values. Update code to track
4430 changes in gold::relocate_section.
4431 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4432 (Sized_relobj::compute_final_local_value_internal): New methods.
4433 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4434 body into private version of Sized_relobj::compute_final_local_value.
4435 Call the inline method.
4436 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4437 merged symbol value if there is one.
4438 (Symbol_value::has_output_value): New method defintiion.
4439 (Sized_relobj::Compute_final_local_value_status): New enum type.
4440 (Sized_relobj::compute_final_local_value): New methods.
4441 (Sized_relobj::compute_final_local_value_internal): New methods.
4442 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4443 and arm_cortex_a8.sh.
4444 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4445 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4447 * Makefile.in: Regenerate.
4448 * testsuite/arm_bl_out_of_range.s: Update test.
4449 * testsuite/thumb_bl_out_of_range.s: Ditto.
4450 * testsuite/thumb_blx_out_of_range.s: Ditto.
4451 * testsuite/arm_branch_out_of_range.sh: New file.
4452 * testsuite/arm_cortex_a8.sh: Ditto.
4453 * testsuite/arm_cortex_a8_b.s: Ditto.
4454 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4455 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4456 * testsuite/arm_cortex_a8_bl.s: Ditto.
4457 * testsuite/arm_cortex_a8_blx.s: Ditto.
4458 * testsuite/arm_cortex_a8_local.s: Ditto.
4459 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4460 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4462 2010-09-08 Rafael Espindola <espindola@google.com>
4464 * Makefile.am (memory_test.stdout): Run readelf with -W.
4465 * Makefile.in: Regenerate.
4466 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4469 2010-09-08 Rafael Espindola <espindola@google.com>
4471 * script-sections.cc (Script_sections::add_memory_region): Convert
4472 field precision to int.
4473 * script.cc (script_set_section_region, script_set_section_region):
4474 Convert field precision to int.
4476 2010-09-08 Rafael Espindola <espindola@google.com>
4478 * arm.cc (do_finalize_sections): Create the __exidx_start and
4479 __exdix_end symbols even when the section is missing.
4481 2010-09-08 Nick Clifton <nickc@redhat.com>
4483 * README: Remove claim that MEMORY is not supported.
4484 * expression.cc (script_exp_function_origin)
4485 (script_exp_function_length): Move from here to ...
4486 * script.cc: ... here.
4487 (script_set_section_region, script_add_memory)
4488 (script_parse_memory_attr, script_include_directive): New
4490 * script-sections.cc
4491 (class Memory_region): New class.
4492 (class Output_section_definition): Add set_memory_region,
4493 set_section_vma, set_section_lma and get_section_name methods.
4494 (class Script_Sections): Add add_memory_region,
4495 find_memory_region, find_memory_region_origin,
4496 find_memory_region_length and set_memory_region methods.
4497 Have set_section_addresses method walk the list of set memory
4499 Extend the print methos to display memory regions.
4500 * script-sections.h: Add prototypes for new methods.
4501 Add enum for MEMORY region attributes.
4502 * yyscript.y: Add support for parsing MEMORY regions.
4503 * script-c.h: Add prototypes for new functions.
4504 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4505 * testsuite/Makefile.in: Regenerate.
4506 * testsuite/memory_test.sh: New script.
4507 * testsuite/memory_test.s: New assembler source file.
4508 * testsuite/memory_test.t: New linker script.
4510 2010-08-27 Doug Kwan <dougkwan@google.com>
4512 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4513 reference override an existing dynamic weak reference.
4514 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4515 * testsuite/Makefile.in: Regenerate.
4516 * testsuite/dyn_weak_ref.sh: New file.
4517 * testsuite/dyn_weak_ref_1.c: Ditto.
4518 * testsuite/dyn_weak_ref_2.c: Ditto.
4520 2010-08-27 Ian Lance Taylor <iant@google.com>
4522 * incremental.h (class Incremental_input_entry): Add virtual
4525 2010-08-27 Ian Lance Taylor <iant@google.com>
4527 * testsuite/start_lib_test_3.c: Mark t3 as used.
4529 2010-08-27 Nick Clifton <nickc@redhat.com>
4531 * options.cc (version_script): Fix small typo in previous
4534 2010-08-25 Nick Clifton <nickc@redhat.com>
4536 * archive.cc: Formatting fixes: Remove whitespace between
4537 typename and following asterisk. Remove whitespace between
4538 function name and opening parenthesis.
4539 * archive.h: Likewise.
4541 * attributes.cc: Likewise.
4542 * attributes.h: Likewise.
4543 * common.cc: Likewise.
4544 * copy-relocs.cc: Likewise.
4545 * dirsearch.h: Likewise.
4546 * dynobj.cc: Likewise.
4547 * ehframe.cc: Likewise.
4548 * ehframe.h: Likewise.
4549 * expression.cc: Likewise.
4550 * fileread.cc: Likewise.
4551 * fileread.h: Likewise.
4553 * gold-threads.cc: Likewise.
4554 * gold.cc: Likewise.
4555 * i386.cc: Likewise.
4557 * incremental-dump.cc: Likewise.
4558 * incremental.cc: Likewise.
4559 * layout.cc: Likewise.
4560 * layout.h: Likewise.
4561 * main.cc: Likewise.
4562 * merge.cc: Likewise.
4563 * merge.h: Likewise.
4564 * object.cc: Likewise.
4565 * object.h: Likewise.
4566 * options.cc: Likewise.
4567 * options.h: Likewise.
4568 * output.cc: Likewise.
4569 * output.h: Likewise.
4570 * plugin.cc: Likewise.
4571 * plugin.h: Likewise.
4572 * powerpc.cc: Likewise.
4573 * reloc.cc: Likewise.
4574 * script-c.h: Likewise.
4575 * script-sections.cc: Likewise.
4576 * script.cc: Likewise.
4577 * stringpool.cc: Likewise.
4578 * symtab.cc: Likewise.
4579 * symtab.h: Likewise.
4580 * target.cc: Likewise.
4581 * timer.cc: Likewise.
4582 * timer.h: Likewise.
4583 * version.cc: Likewise.
4584 * x86_64.cc: Likewise.
4586 2010-08-24 Nick Clifton <nickc@redhat.com>
4589 * layout.cc (segment_precedes): Sort segments by their physical
4590 addresses, if they have been set.
4592 2010-08-23 Cary Coutant <ccoutant@google.com>
4594 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4596 (Lib_group::include_member): Unlock object after deleting its
4598 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4601 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4602 Cary Coutant <ccoutant@google.com>
4604 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4605 constructor, and set_blocker.
4606 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4608 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4609 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4610 * testsuite/Makefile.am (start_lib_test): New test case.
4611 * testsuite/Makefile.in: Regenerate.
4612 * testsuite/start_lib_test_main.c: New file.
4613 * testsuite/start_lib_test_1.c: New file.
4614 * testsuite/start_lib_test_2.c: New file.
4615 * testsuite/start_lib_test_3.c: New file.
4617 2010-08-19 Ian Lance Taylor <iant@google.com>
4619 * Makefile.in: Rebuild with automake 1.11.1.
4620 * aclocal.m4: Likewise.
4621 * testsuite/Makefile.in: Likewise.
4623 2010-08-19 Ian Lance Taylor <iant@google.com>
4626 * i386.cc (class Output_data_plt_i386): Update declarations.
4627 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4628 local_ifuncs_ fields.
4629 (Target_i386::do_plt_section_for_global): New function.
4630 (Target_i386::do_plt_section_for_local): New function.
4631 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4632 parameter; change all callers. Initialize global_ifuncs_ and
4633 local_ifuncs_. If doing a static link define __rel_iplt_start and
4635 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4636 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4637 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4639 (Target_i386::make_plt_section): New function, broken out of
4640 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4641 (Target_i386::make_plt_entry): Call make_plt_section.
4642 (Target_i386::make_local_ifunc_plt_entry): New function.
4643 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4644 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4645 R_386_IRELATIVE to switch.
4646 (Target_i386::Scan::global): Likewise.
4647 (Target_i386::Relocate::relocate): Likewise.
4648 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4650 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4651 (Target_x86_64::do_plt_section_for_global): New function.
4652 (Target_x86_64::do_plt_section_for_local): New function.
4653 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4654 parameter; change all callers. If doing a static link define
4655 __rela_iplt_start and __rela_iplt_end.
4656 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4657 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4658 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4660 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4661 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4663 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4664 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4665 R_X86_64_IRELATIVE to switch.
4666 (Target_x86_64::Scan::global): Likewise.
4667 (Target_x86_64::Relocate::relocate): Likewise.
4668 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4670 * target.h (class Target): Add plt_section_for_global and
4671 plt_section_for_local functions. Add do_plt_section_for_global
4672 and do_plt_section_for_local virtual functions.
4673 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4674 clarifying comments.
4675 (Symbol::use_plt_offset): Handle IFUNC symbol.
4676 * object.cc (Sized_relobj::Sized_relobj): Initialize
4678 (Sized_relobj::local_has_plt_offset): New function.
4679 (Sized_relobj::local_plt_offset): New function.
4680 (Sized_relobj::set_local_plt_offset): New function.
4681 (Sized_relobj::do_count): Handle IFUNC symbol.
4682 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4683 a bit away from input_shndx_ field. Add set_is_func_symbol and
4684 is_ifunc_symbol functions.
4685 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4686 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4687 local_plt_offsets_ field.
4688 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4689 * output.h (class Output_section_data): Add non-const
4690 output_section function.
4691 (class Output_data_got): Update declarations.
4692 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4693 Add use_plt_offset parameter to global and local constructors.
4694 Change all callers. Change local_sym_index_ field to 31 bits.
4695 Change GSYM_CODE and CONSTANT_CODE accordingly.
4696 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4697 doing a static link don't set sh_link field.
4698 (Output_data_got::Got_entry::write): Use PLT offset if
4700 (Output_data_got::add_global_plt): New function.
4701 (Output_data_got::add_local_plt): New function.
4702 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4703 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4704 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4705 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4706 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4708 * testsuite/ifunc-sel.h: New file.
4709 * testsuite/ifuncmain1.c: New file.
4710 * testsuite/ifuncmain1vis.c: New file.
4711 * testsuite/ifuncmod1.c: New file.
4712 * testsuite/ifuncdep2.c: New file.
4713 * testsuite/ifuncmain2.c: New file.
4714 * testsuite/ifuncmain3.c: New file.
4715 * testsuite/ifuncmod3.c: New file.
4716 * testsuite/ifuncmain4.c: New file.
4717 * testsuite/ifuncmain5.c: New file.
4718 * testsuite/ifuncmod5.c: New file.
4719 * testsuite/ifuncmain6pie.c: New file.
4720 * testsuite/ifuncmod6.c: New file.
4721 * testsuite/ifuncmain7.c: New file.
4722 * configure, testsuite/Makefile.in: Rebuild.
4724 2010-08-18 Ian Lance Taylor <iant@google.com>
4727 (Output_section_incremental_inputs::write_input_files): Add cast
4728 to avoid signed/unsigned comparison warning.
4729 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4731 2010-08-12 Cary Coutant <ccoutant@google.com>
4733 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4735 2010-08-13 Ian Lance Taylor <iant@google.com>
4737 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4739 2010-08-12 Cary Coutant <ccoutant@google.com>
4740 Doug Kwan <dougkwan@google.com>
4742 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4743 defintion overrides non-weak undef, remember that the original undef
4745 * symtab.cc (Symbol_table::sized_write_global): For undef without
4746 an original weak binding, set binding to global in output.
4747 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4748 * testsuite/Makefile.in: Regenerate.
4749 * testsuite/strong_ref_weak_def.sh: New file.
4750 * testsuite/strong_ref_weak_def_1.c: Ditto.
4751 * testsuite/strong_ref_weak_def_2.c: Ditto.
4753 2010-08-12 Cary Coutant <ccoutant@google.com>
4755 * testsuite/incremental_test.sh: Rewrite.
4756 * testsuite/incremental_test_1.c: Rewrite.
4757 * testsuite/incremental_test_2.c: Rewrite.
4759 2010-08-12 Cary Coutant <ccoutant@google.com>
4761 * arm.cc (Target_arm::got_size): Add const.
4762 (Target_arm::got_entry_count): New function.
4763 (Target_arm::plt_entry_count): New function.
4764 (Target_arm::first_plt_entry_offset): New function.
4765 (Target_arm::plt_entry_size): New function.
4766 (Output_data_plt_arm::entry_count): New function.
4767 (Output_data_plt_arm::first_plt_entry_offset): New function.
4768 (Output_data_plt_arm::get_plt_entry_size): New function.
4769 * i386.cc (Target_i386::got_size): Add const.
4770 (Target_i386::got_entry_count): New function.
4771 (Target_i386::plt_entry_count): New function.
4772 (Target_i386::first_plt_entry_offset): New function.
4773 (Target_i386::plt_entry_size): New function.
4774 (Output_data_plt_i386::entry_count): New function.
4775 (Output_data_plt_i386::first_plt_entry_offset): New function.
4776 (Output_data_plt_i386::get_plt_entry_size): New function.
4777 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4778 find_incremental_inputs_sections. Dump incremental_got_plt section.
4779 * incremental.cc: Include target.h.
4780 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4781 parameter. Adjust all callers. Find incremental_got_plt section.
4782 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4784 (Output_section_incremental_inputs::set_final_data_size): Calculate
4785 size of incremental_got_plt section.
4786 (Output_section_incremental_inputs::do_write): Write the
4787 incremental_got_plt section.
4788 (Got_plt_view_info): New struct.
4789 (Local_got_offset_visitor): New class.
4790 (Global_got_offset_visitor): New class.
4791 (Global_symbol_visitor_got_plt): New class.
4792 (Output_section_incremental_inputs::write_got_plt): New function.
4793 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4794 Add parameter. Adjust all callers.
4795 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4796 (Incremental_inputs::got_plt_section): New function.
4797 (Incremental_inputs::got_plt_section_): New data member.
4798 (Incremental_got_plt_reader): New class.
4799 * layout.cc (Layout::create_incremental_info_sections): Add the
4800 incremental_got_plt section.
4801 * object.h (Got_offset_list::get_list): New function.
4802 (Got offset_list::for_all_got_offsets): New function.
4803 (Sized_relobj::local_got_offset_list): New function.
4804 * powerpc.cc (Target_powerpc::got_size): Add const.
4805 (Target_powerpc::got_entry_count): New function.
4806 (Target_powerpc::plt_entry_count): New function.
4807 (Target_powerpc::first_plt_entry_offset): New function.
4808 (Target_powerpc::plt_entry_size): New function.
4809 (Output_data_plt_powerpc::entry_count): New function.
4810 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4811 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4812 * sparc.cc (Target_sparc::got_size): Add const.
4813 (Target_sparc::got_entry_count): New function.
4814 (Target_sparc::plt_entry_count): New function.
4815 (Target_sparc::first_plt_entry_offset): New function.
4816 (Target_sparc::plt_entry_size): New function.
4817 (Output_data_plt_sparc::entry_count): New function.
4818 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4819 (Output_data_plt_sparc::get_plt_entry_size): New function.
4820 * symtab.h (Symbol::got_offset_list): New function.
4821 (Symbol_table::for_all_symbols): New function.
4822 * target.h (Sized_target::got_entry_count): New function.
4823 (Sized_target::plt_entry_count): New function.
4824 (Sized_target::plt_entry_size): New function.
4825 * x86_64.cc (Target_x86_64::got_size): Add const.
4826 (Target_x86_64::got_entry_count): New function.
4827 (Target_x86_64::plt_entry_count): New function.
4828 (Target_x86_64::first_plt_entry_offset): New function.
4829 (Target_x86_64::plt_entry_size): New function.
4830 (Output_data_plt_x86_64::entry_count): New function.
4831 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4832 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4834 2010-08-12 Cary Coutant <ccoutant@google.com>
4836 * archive.cc: Include incremental.h.
4837 (Archive::Archive): Initialize incremental_info_.
4838 (Archive::include_member): Record archive members in incremental info.
4839 (Add_archive_symbols::run): Record begin and end of an archive in
4841 (Lib_group::include_member): Record objects in incremental info.
4842 * archive.h (Incremental_archive_entry): Forward declaration.
4843 (Archive::set_incremental_info): New member function.
4844 (Archive::incremental_info): New member function.
4845 (Archive::Unused_symbol_iterator): New class.
4846 (Archive::unused_symbols_begin): New member function.
4847 (Archive::unused_symbols_end): New member function.
4848 (Archive::incremental_info_): New data member.
4849 * incremental-dump.cc (find_input_containing_global): New function.
4850 (dump_incremental_inputs): Dump new incremental info sections.
4851 * incremental.cc: Include symtab.h.
4852 (Output_section_incremental_inputs): New class.
4853 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4854 new incremental info sections.
4855 (Sized_incremental_binary::do_check_inputs): Likewise.
4856 (Incremental_inputs::report_archive): Remove.
4857 (Incremental_inputs::report_archive_begin): New function.
4858 (Incremental_inputs::report_archive_end): New function.
4859 (Incremental_inputs::report_object): New function.
4860 (Incremental_inputs::finalize_inputs): Remove.
4861 (Incremental_inputs::report_input_section): New function.
4862 (Incremental_inputs::report_script): Rewrite.
4863 (Incremental_inputs::finalize): Do nothing but finalize string table.
4864 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4865 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4866 (Incremental_inputs::create_data_sections): New function.
4867 (Incremental_inputs::relocs_entsize): New function.
4868 (Output_section_incremental_inputs::set_final_data_size): New function.
4869 (Output_section_incremental_inputs::do_write): New function.
4870 (Output_section_incremental_inputs::write_header): New function.
4871 (Output_section_incremental_inputs::write_input_files): New function.
4872 (Output_section_incremental_inputs::write_info_blocks): New function.
4873 (Output_section_incremental_inputs::write_symtab): New function.
4874 * incremental.h (Incremental_script_entry): Forward declaration.
4875 (Incremental_object_entry): Forward declaration.
4876 (Incremental_archive_entry): Forward declaration.
4877 (Incremental_inputs): Forward declaration.
4878 (Incremental_inputs_header_data): Remove.
4879 (Incremental_inputs_header): Remove.
4880 (Incremental_inputs_header_write): Remove.
4881 (Incremental_inputs_entry_data): Remove.
4882 (Incremental_inputs_entry): Remove.
4883 (Incremental_inputs_entry_write): Remove.
4884 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4885 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4886 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4887 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4889 (Incremental_input_entry): New class.
4890 (Incremental_script_entry): New class.
4891 (Incremental_object_entry): New class.
4892 (Incremental_archive_entry): New class.
4893 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4894 (Incremental_inputs::report_inputs): Remove.
4895 (Incremental_inputs::report_archive): Remove.
4896 (Incremental_inputs::report_archive_begin): New function.
4897 (Incremental_inputs::report_archive_end): New function.
4898 (Incremental_inputs::report_object): Change prototype.
4899 (Incremental_inputs::report_input_section): New function.
4900 (Incremental_inputs::report_script): Change prototype.
4901 (Incremental_inputs::get_reloc_count): New function.
4902 (Incremental_inputs::set_reloc_count): New function.
4903 (Incremental_inputs::create_data_sections): New function.
4904 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4905 (Incremental_inputs::inputs_section): New function.
4906 (Incremental_inputs::symtab_section): New function.
4907 (Incremental_inputs::relocs_section): New function.
4908 (Incremental_inputs::get_stringpool): Add const.
4909 (Incremental_inputs::command_line): Add const.
4910 (Incremental_inputs::inputs): Remove.
4911 (Incremental_inputs::command_line_key): New function.
4912 (Incremental_inputs::input_file_count): New function.
4913 (Incremental_inputs::input_files): New function.
4914 (Incremental_inputs::relocs_entsize): New function.
4915 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4916 (Incremental_inputs::finalize_inputs): Remove.
4917 (Incremental_inputs::Input_info): Remove.
4918 (Incremental_inputs::lock_): Remove.
4919 (Incremental_inputs::inputs_): Change type.
4920 (Incremental_inputs::inputs_map_): Remove.
4921 (Incremental_inputs::current_object_entry_): New data member.
4922 (Incremental_inputs::inputs_section_): New data member.
4923 (Incremental_inputs::symtab_section_): New data member.
4924 (Incremental_inputs::relocs_section_): New data member.
4925 (Incremental_inputs::reloc_count_): New data member.
4926 (Incremental_inputs_reader): New class.
4927 (Incremental_symtab_reader): New class.
4928 (Incremental_relocs_reader): New class.
4929 * layout.cc (Layout::finalize): Move finalization of incremental info
4930 and creation of incremental info sections to follow finalization of
4931 symbol table. Set offsets for postprocessing sections.
4932 (Layout::create_incremental_info_sections): Call
4933 Incremental_inputs::create_data_sections. Add incremental symtab
4934 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4935 sections to layout after input sections.
4936 * layout.h (struct Timespec): Forward declaration.
4937 (Layout::incremental_inputs): Add const.
4938 (Layout::create_incremental_info_sections): Add parameter.
4939 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4940 * object.cc: Include incremental.h.
4941 (Relobj::finalize_incremental_relocs): New function.
4942 (Sized_relobj::do_layout): Record input sections in incremental info.
4943 * object.h (Object::output_section): New function.
4944 (Object::output_section_offset): Moved from Relobj.
4945 (Object::get_incremental_reloc_base): New function.
4946 (Object::get_incremental_reloc_count): New function.
4947 (Object::do_output_section): New function.
4948 (Object::do_output_section_offset): Moved from Relobj.
4949 (Object::do_get_incremental_reloc_base): New function.
4950 (Object::do_get_incremental_reloc_count): New function.
4951 (Object::Object): Initialize new data members.
4952 (Relobj::output_section): Renamed do_output_section and moved to
4954 (Relobj::output_section_offset): Moved to Object.
4955 (Relobj::do_get_incremental_reloc_base): New function.
4956 (Relobj::do_get_incremental_reloc_count): New function.
4957 (Relobj::allocate_incremental_reloc_counts): New function.
4958 (Relobj::count_incremental_reloc): New function.
4959 (Relobj::finalize_incremental_relocs): New function.
4960 (Relobj::next_incremental_reloc_index): New function.
4961 (Relobj::reloc_counts_): New data member.
4962 (Relobj::reloc_bases_): New data member.
4963 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4964 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4965 (Sized_relobj::incremental_relocs_scan): New function.
4966 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4967 (Sized_relobj::incremental_relocs_write): New function.
4968 (Sized_relobj::incremental_relocs_write_reltype): New function.
4969 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4971 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4972 archives and object files elsewhere.
4973 (Add_symbols::run): Report object files here.
4974 (Finish_group::run): Report end of archive at end of group.
4975 * reloc.cc: Include layout.h, incremental.h.
4976 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4977 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4978 (Sized_relobj::incremental_relocs_scan): New function.
4979 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4980 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4981 (Sized_relobj::incremental_relocs_write): New function.
4982 (Sized_relobj::incremental_relocs_write_reltype): New function.
4983 * script.cc (read_input_script): Rewrite test for incremental link.
4984 Change call to Incremental_inputs::report_script.
4985 * symtab.h (Symbol_table::first_global_index): New function.
4986 (Symbol_table::output_count): New function.
4988 2010-08-12 Doug Kwan <dougkwan@google.com>
4990 * arm.cc (Target_arm::merge_object_attributes): Check command line
4991 options --no-wchar-size-warning and --no-enum-size-warning.
4992 * options.h (General_options): Add ld-compatible options
4993 --no-enum-size-warning and --no-wchar-size-warning.
4995 2010-08-04 Ian Lance Taylor <iant@google.com>
4997 * x86_64.cc (Target_x86_64::Scan::local): Use
4998 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4999 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5000 (Target_x86_64::Scan::global): Likewise.
5001 (Target_x86_64::Relocate::relocate): Likewise.
5002 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5005 2010-08-03 Cary Coutant <ccoutant@google.com>
5007 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5008 to reserve space in merged_strings vector. Keep total input size
5010 (Output_merge_string::do_print_merge_stats): Print total input size.
5011 * merge.h (Output_merge_string): Add input_size_ field.
5012 * stringpool.cc (Stringpool_template::string_length): Move
5013 implementations out of Stringpool_template class and place in
5015 * stringpool.h (string_length): Move out of Stringpool_template.
5017 2010-08-03 Ian Lance Taylor <iant@google.com>
5020 * layout.cc (relaxation_loop_body): If address of load segment is
5021 set, adjust address to include headers if possible.
5023 2010-08-03 Ian Lance Taylor <iant@google.com>
5025 * version.cc (version_string): Bump to 1.10.
5027 2010-08-03 Ian Lance Taylor <iant@google.com>
5030 * layout.h (enum Output_section_order): Define.
5031 (class Layout): Update declarations.
5032 * layout.cc (Layout::get_output_section): Add order parameter.
5033 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5034 is_first_non_relro parameters. Change all callers.
5035 (Layout::choose_output_section): Likewise.
5036 (Layout::add_output_section_data): Likewise.
5037 (Layout::make_output_section): Likewise. Set order.
5038 (Layout::default_section_order): New function.
5039 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5040 * output.cc (Output_section::Output_section): Initialize order_.
5041 Don't initialize deleted fields.
5042 (Output_segment::Output_segment): Don't initialize deleted
5044 (Output_segment::add_output_section_to_load): New function
5045 replacing add_output_section. Change all callers to call this or
5046 add_output_section_to_nonload.
5047 (Output_segment::add_output_section_to_nonload): New function.
5048 (Output_segment::remove_output_section): Rewrite.
5049 (Output_segment::add_initial_output_data): Likewise.
5050 (Output_segment::has_any_data_sections): Likewise.
5051 (Output_segment::is_first_section_relro): Likewise.
5052 (Output_segment::maximum_alignment): Likewise.
5053 (Output_segment::has_dynamic_reloc): New function replacing
5054 dynamic_reloc_count. Change all callers.
5055 (Output_segment::has_dynamic_reloc_list): New function replacing
5056 dynamic_reloc_count_list. Change all callers.
5057 (Output_segment::set_section_addresses): Rewrite.
5058 (Output_segment::set_offset): Rewrite.
5059 (Output_segment::find_first_and_last_list): Remove.
5060 (Output_segment::set_tls_offsets): Rewrite.
5061 (Output_segment::first_section_load_address): Likewise.
5062 (Output_segment::output_section_count): Likewise.
5063 (Output_segment::section_with_lowest_load_address): Likewise.
5064 (Output_segment::write_section_headers): Likewise.
5065 (Output_segment::print_sections_to_map): Likewise.
5066 * output.h (class Output_data): Remove dynamic_reloc_count_
5067 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5068 (Output_data::add_dynamic_reloc): Rewrite.
5069 (Output_data::has_dynamic_reloc): New function.
5070 (Output_data::dynamic_reloc_count): Remove.
5071 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5072 is_last_relro_, is_first_non_relro_, is_interp_,
5073 is_dynamic_linker_section_ fields. Add order and set_order
5074 functions. Remove is_relro_local, set_is_relro_local,
5075 is_last_relro, set_is_last_relro, is_first_non_relro,
5076 set_is_first_non_relro functions, is_interp, set_is_interp,
5077 is_dynamic_linker_section, and set_is_dynamic_linker_section
5079 (class Output_segment): Change Output_data_list from std::list to
5080 std:;vector. Add output_lists_ field. Remove output_data_ and
5081 output_bss_ fields. Update declarations.
5083 2010-08-02 Ian Lance Taylor <iant@google.com>
5085 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5086 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5087 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5089 2010-08-02 Ian Lance Taylor <iant@google.com>
5092 * script.cc (Script_options::Script_options): Initialize
5093 symbol_definitions_ and symbol_references_.
5094 (Script_options::add_symbol_assignment): Update
5095 symbol_definitions_ and symbol_references_.
5096 (Script_options::add_symbol_reference): New function.
5097 (script_symbol): New function.
5098 * script.h (class Script_options): Add symbol_definitions_ and
5099 symbol_references_ fields.
5100 (Script_options::referenced_const_iterator): New type.
5101 (Script_options::referenced_begin): New function.
5102 (Script_options::referenced_end): New function.
5103 (Script_options::is_referenced): New function.
5104 (Script_options::any_unreferenced): New function.
5105 * script-c.h (script_symbol): Declare.
5106 * yyscript.y (exp): Call script_symbol.
5107 * symtab.cc: Include "script.h".
5108 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5109 Change all callers. Check symbols referenced by scripts.
5110 (Symbol_table::add_undefined_symbols_from_command_line): Add
5111 layout parameter. Change all callers.
5112 (Symbol_table::do_add_undefined_symbols_from_command_line):
5113 Likewise. Break out loop body. Check symbols referenced by
5115 (Symbol_table::add_undefined_symbol_from_command_line): New
5116 function broken out of
5117 do_add_undefined_symbols_from_command_line.
5118 * symtab.h (class Symbol_table): Update declarations.
5119 * archive.cc: Include "layout.h".
5120 (Archive::should_include_member): Add layout parameter. Change
5121 all callers. Check for symbol mentioned in expression.
5122 * archive.h (class Archive): Update declaration.
5123 * object.cc (Sized_relobj::do_should_include_member): Add layout
5125 * object.h (Object::should_include_member): Add layout parameter.
5127 (Object::do_should_include_member): Add layout parameter.
5128 (class Sized_relobj): Update declaration.
5129 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5131 * dynobj.h (class Sized_dynobj): Update declaration.
5132 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5134 * plugin.h (class Sized_pluginobj): Update declaration.
5136 2010-08-02 Ian Lance Taylor <iant@google.com>
5139 * output.cc (Output_segment::set_offset): Search for the first and
5140 last sections rather than assuming that the list is in order.
5141 (Output_segment::find_first_and_last_list): New function.
5142 * output.h (class Output_segment): Update declarations.
5143 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5144 (relro_strip_test_SOURCES): New variable.
5145 (relro_strip_test_DEPENDENCIES): New variable.
5146 (relro_strip_test_LDFLAGS): New variable.
5147 (relro_strip_test_LDADD): New variable.
5148 (relro_strip_test.so): New target.
5150 2010-08-02 Ian Lance Taylor <iant@google.com>
5152 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5153 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5154 (Target_i386::got_tlsdesc_section): New function.
5155 (Target_i386::got_section): Create space for GOT entries for
5156 TLSDESC relocations.
5157 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5159 (Target_i386::Scan::global): Likewise.
5160 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5162 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5163 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5164 (Target_x86_64::got_tlsdesc_section): New function.
5165 (Target_x86_64::got_section): Create space for GOT entries for
5166 TLSDESC relocations.
5167 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5169 (Target_x86_64::Scan::global): Likewise.
5170 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5173 2010-08-02 Ian Lance Taylor <iant@google.com>
5175 * testsuite/final_layout.sh: Use dc to convert from hex to
5178 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5180 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5181 paramter to the call to gold::gc_process_relocs.
5182 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5183 paramter to the call to gold::gc_process_relocs.
5184 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5185 parameter to the call to gold::gc_process_relocs.
5186 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5187 template parameter to the call to gold::gc_process_relocs.
5188 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5189 paramter to the call to gold::gc_process_relocs.
5190 * gc.h (get_embedded_addend_size): New function.
5191 (gc_process_relocs): Save the size of the reloc for use by ICF.
5192 * icf.cc (get_section_contents): Get the addend from the text section
5193 for SHT_REL relocation sections.
5194 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5195 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5196 * int_encoding.h (read_from_pointer): New overloaded function.
5197 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5198 * testsuite/icf_sht_rel_addend_test.sh: New file.
5199 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5200 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5202 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5204 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5205 * Makefile.in: Regenerate.
5206 * testsuite/Makefile.in: Regenerate.
5208 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5210 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5211 * gold/testsuite/debug_msg.cc: Likewise.
5212 * gold/testsuite/odr_violation1.cc
5213 * gold/testsuite/odr_violation2.cc
5215 2010-07-21 Cary Coutant <ccoutant@google.com>
5217 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5218 string, and length fields.
5219 (Output_merge_string::Merged_strings_list): New type.
5220 (Output_merge_string::Merged_strings_lists): New typedef.
5221 (Output_merge_string): Replace merged_strings_ with
5222 merged_strings_lists_.
5223 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5224 Merged_strings_list per input object and section. Don't store pointer
5225 to the string. Don't store length with each merged string entry.
5226 (Output_merge_string::finalize_merged_data): Loop over list of merged
5227 strings lists. Recompute length of each merged string.
5229 2010-07-15 Cary Coutant <ccoutant@google.com>
5231 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5234 2010-07-14 Ian Lance Taylor <iant@google.com>
5236 * descriptors.cc (Descriptors::open): Report correct name in error
5239 2010-07-13 Doug Kwan <dougkwan@google.com>
5241 * arm.cc (Arm_input_section::Arm_input_section): For a
5242 SHT_ARM_EXIDX section, always keeps the input sections.
5243 (Arm_input_section::set_exidx_section_link): New method.
5244 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5245 has_errors_ to false.
5246 (Arm_exidx_input_section::has_errors,
5247 Arm_exidx_input_section::set_has_errors): New methods.
5248 (Arm_exidx_input_section::has_errors_): New data member.
5249 (Arm_relobj::get_exidx_shndx_list): New method.
5250 (Arm_output_section::append_text_sections_to_list): Do not skip
5251 section without SHF_EXECINSTR.
5252 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5254 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5255 section header. Make error messages more verbose. Check for
5256 a non-executable section linked to an EXIDX section.
5257 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5258 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5259 check that there is no deferred EXIDX section if we exit early.
5260 Instead of not making an EXIDX section in case of an error, make one
5261 and set the has_errors flag of it.
5262 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5263 in a relocatable link.
5264 (Target_arm::do_relax): Look for the EXIDX output section instead of
5265 assuming that it is called .ARM.exidx.
5266 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5267 section list. Do not check for SHF_EXECINSTR section flags but
5268 skip any input section with errors.
5269 * output.cc (Output_section::Output_section): Initialize
5270 always_keeps_input_sections_ to false.
5271 (Output_section::add_input_section): Check for
5272 always_keeps_input_sections_.
5273 * output.h (Output_section::always_keeps_input_sections,
5274 Output_section::set_always_keeps_input_sections): New methods.
5275 (Output_section::always_keeps_input_sections): New data member.
5277 2010-07-13 Rafael Espindola <espindola@google.com>
5279 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5280 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5282 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5283 Ian Lance Taylor <iant@google.com>
5285 * output.h (Output_section_lookup_maps::add_merge_section):
5286 Correct check of whether value was inserted.
5287 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5288 (Output_section_lookup_maps::add_relaxed_input_section):
5290 * arm.cc (Target_arm::got_section): Remove used local os.
5291 * i386.cc (Target_i386::got_section): Likewise.
5292 * x86_64.cc (Target_x86_64::got_section): Likewise.
5293 * sparc.cc (Target_sparc::got_section): Likewise.
5294 (Target_sparc::relocate): Remove unused local have_got_offset.
5295 * powerpc.cc (Target_powerpc::relocate): Likewise.
5297 2010-07-13 Ian Lance Taylor <iant@google.com>
5299 * compressed_output.cc (zlib_decompress): Fix signature in
5302 * archive.cc (Archive::include_member): Unlock an external member
5303 of a thin archive. Don't bother to delete an object we know is
5306 2010-07-12 Cary Coutant <ccoutant@google.com>
5308 * compressed_output.cc (zlib_decompress): New function.
5309 (get_uncompressed_size): New function.
5310 (decompress_input_section): New function.
5311 * compressed_output.h (get_uncompressed_size): New function.
5312 (decompress_input_section): New function.
5313 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5314 Handle compressed debug sections.
5315 * layout.cc (is_compressed_debug_section): New function.
5316 (Layout::output_section_name): Map compressed section names to
5318 * layout.h (is_compressed_debug_section): New function.
5319 (is_debug_info_section): Recognize compressed debug sections.
5320 * merge.cc: Include compressed_output.h.
5321 (Output_merge_data::do_add_input_section): Handle compressed
5323 (Output_merge_string::do_add_input_section): Handle compressed
5325 * object.cc: Include compressed_output.h.
5326 (Sized_relobj::Sized_relobj): Initialize new data members.
5327 (build_compressed_section_map): New function.
5328 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5329 * object.h (Object::section_is_compressed): New method.
5330 (Object::do_section_is_compressed): New method.
5331 (Sized_relobj::Compressed_section_map): New type.
5332 (Sized_relobj::do_section_is_compressed): New method.
5333 (Sized_relobj::compressed_sections_): New data member.
5334 * output.cc (Output_section::add_input_section): Handle compressed
5336 * reloc.cc: Include compressed_output.h.
5337 (Sized_relobj::write_sections): Handle compressed debug sections.
5339 2010-07-08 Cary Coutant <ccoutant@google.com>
5341 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5342 weak when resolving to a dynamic def.
5343 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5344 for weak undef/dynamic def cases. Adjust callers.
5345 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5346 undef_binding_weak_.
5347 (Symbol_table::sized_write_globals): Adjust symbol binding.
5348 (Symbol_table::sized_write_symbol): Add binding parameter.
5349 * symtab.h (Symbol::set_undef_binding): New method.
5350 (Symbol::is_undef_binding_weak): New method.
5351 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5352 (Symbol_table::should_override): Add new parameter.
5353 (Symbol_table::sized_write_symbol): Add new parameter.
5355 * testsuite/weak_undef_file1.cc: Add new test case.
5356 * testsuite/weak_undef_file2.cc: Fix header comment.
5357 * testsuite/weak_undef_test.cc: Add new test case.
5359 2010-06-29 Doug Kwan <dougkwan@google.com>
5361 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5362 Initialize USE_SYMBOL_.
5363 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5365 (Arm_reloc_property::uses_symbol_): New data member declaration.
5366 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5367 uses symbol value and symbol is undefined but not weakly undefined.
5369 2010-06-28 Rafael Espindola <espindola@google.com>
5371 * plugin.cc (Plugin::load): Use dlerror.
5373 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5375 * symtab.cc (detect_odr_violations): When reporting an ODR
5376 violation, report an object where the symbol is defined.
5378 2010-06-25 Doug Kwan <dougkwan@google.com>
5380 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5381 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5383 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5384 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5385 target hook to detect function points.
5386 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5387 * icf.h (Icf::check_section_for_function_pointers): Change type of
5388 parameter SECTION_NAME to const reference to std::string. Use
5389 target hook to determine if section may have unsafe pointers.
5390 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5393 2010-06-21 Rafael Espindola <espindola@google.com>
5395 * fileread.cc (Input_file::find_fie): New
5396 (Input_file::open): Use Input_file::find_fie.
5397 * fileread.h (Input_file::find_fie): New
5398 * plugin.cc (set_extra_library_path): New.
5399 (Plugin::load): Add set_extra_library_path to the transfer vector.
5400 (Plugin_manager::set_extra_library_path): New.
5401 (Plugin_manager::add_input_file): Use the extra search path if set.
5402 (set_extra_library_path(): New.
5403 * plugin.h (Plugin_manager): Add set_extra_library_path and
5406 2010-06-19 Cary Coutant <ccoutant@google.com>
5408 * layout.cc (gdb_sections): Add .debug_types.
5409 (lines_only_debug_sections): Likewise.
5411 2010-06-18 Rafael Espindola <espindola@google.com>
5413 * plugin.cc (add_input_file,add_input_library)
5414 (Plugin_manager::add_input_file): Make filename arguments const.
5415 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5418 2010-06-16 Doug Kwan <dougkwan@google.com>
5420 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5421 .ARM.attributes section if we have not merged any input
5422 attributes sections.
5424 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5426 * arm.cc: Allow combining objects with no EABI version
5429 2010-06-15 Rafael Espindola <espindola@google.com>
5431 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5433 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5435 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5436 (struct iovec): Correct !HAVE_READV definition.
5438 2010-06-10 Cary Coutant <ccoutant@google.com>
5440 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5441 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5443 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5446 * symtab.h (Symbol::is_placeholder): New member function.
5447 * target-reloc.h (relocate_section): Check for placeholder symbols.
5449 * testsuite/Makefile.am (plugin_test_8): New test.
5450 (plugin_test_9): New test.
5451 * testsuite/Makefile.in: Regenerate.
5453 2010-06-09 Nick Clifton <nickc@redhat.com>
5455 * yyscript.y (input_list_element): Allow strings prefixed with
5456 the '-' character. Treat these as libraries.
5457 * script.cc (script_add_library): New function. Adds a library
5458 specified by "-l<name>" found in an input script.
5459 * script-c.h: Add prototype for script_add_library.
5461 2010-06-07 Doug Kwan <dougkwan@google.com>
5463 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5464 Restrict stub-group size to be within long conditional branch
5465 range when working around cortex-A8 erratum.
5467 2010-06-07 Damien Diederen <dd@crosstwine.com>
5469 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5472 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5476 (Output_section::Input_section_sort_entry::compare_section_ordering):
5477 Change to return non-zero correctly.
5478 (Output_section::Input_section_sort_section_order_index_compare
5479 ::operator()): Change to fix ambiguity in comparisons.
5481 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5483 * gold.h (is_wildcard_string): New function.
5484 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5485 (Layout::layout_eh_frame): Ditto.
5486 (Layout::find_section_order_index): New method.
5487 (Layout::read_layout_from_file): New method.
5488 * layout.h (Layout::find_section_order_index): New method.
5489 (Layout::read_layout_from_file): New method.
5490 (Layout::input_section_position_): New private member.
5491 (Layout::input_section_glob_): New private member.
5492 * main.cc (main): Call read_layout_from_file here.
5493 * options.h (--section-ordering-file): New option.
5494 * output.cc (Output_section::input_section_order_specified_): New
5496 (Output_section::Output_section): Initialize new member.
5497 (Output_section::add_input_section): Add new parameter.
5498 Keep input sections when --section-ordering-file is used.
5499 (Output_section::set_final_data_size): Sort input sections when
5500 section ordering file is specified.
5501 (Output_section::Input_section_sort_entry): Add new parameter.
5503 (Output_section::Input_section_sort_entry::compare_section_ordering):
5505 (Output_section::Input_section_sort_compare::operator()): Change to
5506 consider section_order_index.
5507 (Output_section::Input_section_sort_init_fini_compare::operator()):
5508 Change to consider section_order_index.
5509 (Output_section::Input_section_sort_section_order_index_compare
5510 ::operator()): New method.
5511 (Output_section::sort_attached_input_sections): Change to sort
5512 according to section order when specified.
5513 (Output_section::add_input_section<32, true>): Add new parameter.
5514 (Output_section::add_input_section<64, true>): Add new parameter.
5515 (Output_section::add_input_section<32, false>): Add new parameter.
5516 (Output_section::add_input_section<64, false>): Add new parameter.
5517 * output.h (Output_section::add_input_section): Add new parameter.
5518 (Output_section::input_section_order_specified): New
5520 (Output_section::set_input_section_order_specified): New method.
5521 (Input_section::Input_section): Initialize section_order_index_.
5522 (Input_section::section_order_index): New method.
5523 (Input_section::set_section_order_index): New method.
5524 (Input_section::section_order_index_): New member.
5525 (Input_section::Input_section_sort_section_order_index_compare): New
5527 (Output_section::input_section_order_specified_): New member.
5528 * script-sections.cc (is_wildcard_string): Delete and move modified
5530 (Output_section_element_input::Output_section_element_input): Modify
5531 call to is_wildcard_string.
5532 (Output_section_element_input::Input_section_pattern
5533 ::Input_section_pattern): Ditto.
5534 (Output_section_element_input::Output_section_element_input): Ditto.
5535 * testsuite/Makefile.am (final_layout): New test case.
5536 * testsuite/Makefile.in: Regenerate.
5537 * testsuite/final_layout.cc: New file.
5538 * testsuite/final_layout.sh: New file.
5540 2010-06-01 Rafael Espindola <espindola@google.com>
5542 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5544 2010-06-01 Rafael Espindola <espindola@google.com>
5546 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5547 visibility of symbols.
5549 2010-05-27 Doug Kwan <dougkwan@google.com>
5551 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5552 from start of output section instead of address for a local symbol
5553 in a merged or relaxed section when doing a relocatable link.
5555 2010-05-26 Rafael Espindola <espindola@google.com>
5558 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5559 adding sections the garbage collector removed.
5560 * gold/testsuite/Makefile.am: Add test.
5561 * gold/testsuite/Makefile.in: Regenerate.
5562 * gold/testsuite/plugin_test_7.sh: New.
5563 * gold/testsuite/plugin_test_7_1.c: New.
5564 * gold/testsuite/plugin_test_7_2.c: New.
5566 2010-05-26 Rafael Espindola <espindola@google.com>
5568 * script-sections.cc (Output_section_definition::set_section_addresses):
5569 Check for --section-start.
5571 2010-05-26 Doug Kwan <dougkwan@google.com>
5573 * arm.cc (Arm_scan_relocatable_relocs): New class.
5574 (Target_arm::relocate_special_relocatable): New method.
5575 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5576 (Arm_relocate_functions::thumb_branch_common): Same.
5577 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5578 instead of Default_scan_relocatable_relocs.
5579 * target-reloc.h (relocate_for_relocatable): Let target handle
5580 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5581 * target.h (Sized_target::relocate_special_relocatable): New method.
5583 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5585 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5587 2010-05-23 Doug Kwan <dougkwan@google.com>
5589 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5591 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5592 with a direct branch, not a conditional branch, to a stub.
5593 * merge.cc (Output_merge_base::record_input_section): New method
5595 (Output_merge_data::do_add_input_section): Record input section if
5596 keeps-input-sections flag is set.
5597 (Output_merge_string::do_add_input_section): Ditto.
5598 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5599 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5601 (Output_merge_base::keeps_input_sections,
5602 Output_merge_base::set_keeps_input_sections,
5603 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5605 (Output_merge_base::Input_sections): New type declaration.
5606 (Output_merge_base::input_sections_begin,
5607 Output_merge_base::input_sections_end,
5608 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5609 (Output_merge_base::bool keeps_input_sections_,
5610 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5611 Output_merge_base::input_sections_): New data members.
5612 (Output_merge_data::do_set_keeps_input_sections): New method
5614 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5615 * output.cc (Output_section::Input_section::relobj): Move method
5616 defintion from class declaration to here and handle merge sections.
5617 (Output_section::Input_section::shndx): Ditto.
5618 (Output_section::Output_section): Remove initializations of removed
5619 data members and initialize new data member LOOKUP_MAPS_.
5620 (Output_section::add_input_section): Set keeps-input-sections flag
5621 for a newly created merge output section as appropriate. Adjust code
5622 to use Output_section_lookup_maps class.
5623 (Output_section::add_relaxed_input_section): Adjst code for lookup
5624 maps code refactoring.
5625 (Output_section::add_merge_input_section): Add a new parameter
5626 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5627 class. If adding input section to a newly created merge output
5628 section fails, remove the new merge section.
5629 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5630 Adjust code for use of the Output_section_lookup_maps class.
5631 (Output_section::find_merge_section): Ditto.
5632 (Output_section::build_lookup_maps): New method defintion.
5633 (Output_section::find_relaxed_input_section): Adjust code to use
5634 Output_section_lookup_maps class.
5635 (Output_section::get_input_sections): Export merge sections. Adjust
5636 code to use Output_section_lookup_maps class.
5637 (Output_section:::add_script_input_section): Adjust code to use
5638 Output_section_lookup_maps class. Update lookup maps for merge
5640 (Output_section::discard_states): Use Output_section_lookup_maps.
5641 (Output_section::restore_states): Same.
5642 * output.h (Merge_section_properties): Move class defintion out of
5644 (Output_section_lookup_maps): New class.
5645 (Output_section::Input_section::is_merge_section): New method
5647 (Output_section::Input_section::relobj): Move defintion out of class
5648 defintion. Declare method only.
5649 (Output_section::Input_section::shndx): Ditto.
5650 (Output_section::Input_section::output_merge_base): New method defintion.
5651 (Output_section::Input_section::u2_.pomb): New union field.
5652 (Output_section::Merge_section_by_properties_map,
5653 Output_section::Output_section_data_by_input_section_map,
5654 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5656 (Output_section::add_merge_input_section): Add new parameter
5657 KEEPS_INPUT_SECTIONS.
5658 (Output_section::build_lookup_maps): New method declaration.
5659 (Output_section::merge_section_map_,
5660 Output_section::merge_section_by_properties_map_,
5661 Output_section::relaxed_input_section_map_,
5662 Output_section::is_relaxed_input_section_map_valid_): Remove data
5664 (Output_section::lookup_maps_): New data member.
5666 2010-05-21 Doug Kwan <dougkwan@google.com>
5669 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5670 avoid a compilation error.
5672 2010-05-19 Rafael Espindola <espindola@google.com>
5674 * script-sections.cc (Output_section_definition::allocate_to_segment):
5675 Update the phdrs_list even when the output section is NULL.
5676 * testsuite/Makefile.am: Add test.
5677 * testsuite/Makefile.in: Regenerate.
5678 * testsuite/script_test_9.cc: New.
5679 * testsuite/script_test_9.sh: New.
5680 * testsuite/script_test_9.t: New.
5682 2010-05-19 Doug Kwan <dougkwan@google.com>
5684 * arm.cc (Arm_input_section::original_size): New method.
5685 (Arm_input_section::do_addralign): Add a cast.
5686 (Arm_input_section::do_output_offset): Remove static cast.
5687 (Arm_input_section::original_addralign,
5688 Arm_input_section::original_size_): Change type to uint32_t.
5689 (Arm_input_section::init): Add safe casts for section alignment
5691 (Arm_input_section::set_final_data_size): Do not set address and
5692 offset of stub table.
5693 (Arm_output_section::fix_exidx_coverage): Change use of of
5694 Output_section::Simple_input_section to that of
5695 Output_section::Input_section.
5696 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5697 except for the first pass.
5698 * output.cc (Output_section::get_input_sections): Change type of
5699 input_sections to std::list<Input_section>.
5700 (Output_section::add_script_input_section): Rename from
5701 Output_section::add_simple_input_section. Change type of SIS
5702 parameter from Simple_input_section to Input_section.
5703 * output.h (Output_section::Simple_input_section): Remove class.
5704 (Output_section::Input_section): Change class visibility to public.
5705 (Output_section::Input_section::addralign): Use stored alignments
5706 for special input sections if set.
5707 (Output_section::Input_section::set_addralign): New method.
5708 (Output_section::get_input_sections): Change parameter type from
5709 list of Simple_input_section to list of Input_section.
5710 (Output_section::add_script_input_section): Rename from
5711 Output_section::add_simple_input_section. Change first parameter's
5712 type from Simple_input_section to Input_section and remove the
5713 second and third parameters.
5714 * script-sections.cc (Input_section::Input_section_list): Change
5715 type to list of Output_section::Input_section/
5716 (Input_section_info::Input_section_info): Change parameter type of
5717 INPUT_SECTION to Output_section::Input_section.
5718 (Input_section_info::input_section): Change return type.
5719 (Input_section_info::input_section_): Change type to
5720 Output_section::Input_section.
5721 (Output_section_element_input::set_section_addresses): Adjust code
5722 to use Output_section::Input_section instead of
5723 Output_section::Simple_input_section. Adjust code for renaming
5724 of Output_section::add_simple_input_section.
5725 (Orphan_output_section::set_section_addresses): Ditto.
5727 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5729 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5730 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5732 2010-05-18 Rafael Espindola <espindola@google.com>
5734 * options.cc (General_options::finalize): Handle -nostdlib.
5735 * options.h (nostdlib): New option.
5736 * script.cc (script_add_search_dir): Handle -nostdlib.
5738 2010-05-12 Doug Kwan <dougkwan@google.com>
5740 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5741 attributes section only if there no attributes section after merging.
5742 (Target_arm::merge_object_attributes): Move value of
5743 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5744 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5745 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5746 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5747 and arm_attr_merge_7.stdout.
5748 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5749 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5750 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5751 arm_attr_merge_7b.o): New rules.
5752 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5754 * testsuite/Makefile.in: Regenerate.
5755 * testsuite/arm_attr_merge.sh: New file.
5756 * testsuite/arm_attr_merge_[67][ab].s: Same.
5758 2010-05-05 Nick Clifton <nickc@redhat.com>
5760 * po/es.po: Updated Spanish translation.
5762 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5764 * Makefile.am (install-exec-local): Properly install gold as
5765 default cross linker.
5766 * Makefile.in: Regenerated.
5768 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5769 Nick Clifton <nickc@redhat.com>
5771 * configure.ac (install_as_default): Define and set to false
5772 unless --enable-gold or --enable-gold=both/gold has been
5774 * configure: Regenerate.
5776 * Makefile.am (install-exec-local): Install the executable as
5777 'ld.gold'. If install_as_default is true then also install it as
5779 * Makefile.in: Regenerated.
5781 2010-04-24 Ian Lance Taylor <iant@google.com>
5783 * layout.cc (Layout::layout_reloc): In relocatable link don't
5784 combine reloc sections for grouped sections.
5786 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5788 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5789 sections that are not ordinary to icf.
5790 * icf.cc (get_section_contents): Handle relocation pointing to section
5791 with no object or shndx information.
5792 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5793 * testsuite/Makefile.in: Regenerate.
5794 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5795 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5797 2010-04-22 Ian Lance Taylor <iant@google.com>
5799 * expression.cc (Expression::Expression_eval_info): Add
5800 result_alignment_pointer field.
5801 (Expression::eval_with_dot): Add result_alignment_pointer
5802 parameter. Change all callers.
5803 (Expression::eval_maybe_dot): Likewise.
5804 (class Binary_expression): Add alignment_pointer parameter to
5805 left_value and right_value. Change all callers.
5806 (BINARY_EXPRESSION): Set result alignment.
5807 (class Trinary_expression): Add alignment_pointer parameter to
5808 arg2_value and arg3_value. Change all callers.
5809 (Trinary_cond::value): Set result alignment.
5810 (Max_expression::value, Min_expression::value): Likewise.
5811 (Align_expression::value): Likewise.
5812 * script-sections.cc (class Sections_element): Add dot_alignment
5813 parameter to set_section_addresses virtual function. Update
5815 (class Output_section_element): Likewise.
5816 (Script_sections::create_segments): Add dot_alignment parameter.
5818 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5819 (Script_sections::set_phdrs_clause_addresses): Likewise.
5820 * script-sections.h: Update declarations.
5821 * script.h: Update declarations.
5822 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5824 * testsuite/script_test_3.t: Set large alignment.
5825 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5826 segment has expected alignment.
5828 2010-04-22 Nick Clifton <nickc@redhat.com>
5830 * po/gold.pot: Updated by the Translation project.
5831 * po/vi.po: Updated Vietnamese translation.
5833 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5835 * testsuite/Makefile.am (check_PROGRAMS): Add
5836 icf_virtual_function_folding_test.
5837 * testsuite/Makefile.in: Regenerated.
5839 2010-04-15 Andrew Haley <aph@redhat.com>
5841 * options.h (merge_exidx_entries): New option.
5842 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5843 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5844 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5845 (Target_arm::merge_exidx_entries): New function.
5846 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5847 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5848 to Arm_exidx_fixup constructor.
5849 Add new arg, merge_exidx_entries.
5850 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5851 Arm_output_section::fix_exidx_coverage.
5853 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5855 * icf.cc (get_section_contents): Check for preemptible functions.
5856 Ignore addend when appropriate.
5857 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5859 (add_from_relobj): Check for section folded.
5860 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5861 * symtab.h (should_add_dynsym_entry): Add new parameter.
5862 * target-reloc.h (scan_relocs): Check for section folded.
5863 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5864 Check reloc types for function pointers in shared objects.
5865 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5867 (icf_preemptible_functions_test): New test case.
5868 (icf_string_merge_test): New test case.
5869 * testsuite.Makefile.in: Regenerate.
5870 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5871 bar_glob. Refactor code.
5872 * testsuite/icf_preemptible_functions_test.cc: New file.
5873 * testsuite/icf_preemptible_functions_test.sh: New file.
5874 * testsuite/icf_string_merge_test.cc: New file.
5875 * testsuite/icf_string_merge_test.sh: New file.
5876 * testsuite/icf_virtual_function_folding_test.cc: New file.
5877 * testsuite/icf_virtual_function_folding_test.sh: New file.
5879 2010-04-14 Doug Kwan <dougkwan@google.com>
5881 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5882 for local symbol recounting if we remove a section due to ICF.
5883 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5884 there are no regular objects in input.
5886 2010-04-13 Doug Kwan <dougkwan@google.com>
5888 * arm.cc (Arm_input_section::set_final_data_size): Compute
5889 accurate final data size instead of using current data size.
5891 2010-04-09 Doug Kwan <dougkwan@google.com>
5893 * layout.cc (Layout::choose_output_section): Handle script section
5895 (Layout::make_output_section_for_script): Add section type parameter.
5896 Handle script section types.
5897 * layout.h (Layout::make_output_section_for_script): Add section
5899 * output.cc (Output_section::Output_section): Initialize data member
5901 (Output_section::do_reset_address_and_file_offset): Do not set address
5902 to 0 if section is a NOLOAD section.
5903 * output.h (Output_section::is_noload): New method.
5904 (Output_section::set_is_noload): Ditto.
5905 (Output_section::is_noload_): New data member.
5906 * script-c.h (Script_section_type): New enum type.
5907 (struct Parser_output_section_header): Add new file section_type.
5908 * script-sections.cc (Sections_element::output_section_name): Add
5909 parameter for returning script section type.
5910 (Output_section_definition::output_section_name): Ditto.
5911 (Output_section_definition::section_type)P; New method.
5912 (Output_section_definiton::script_section_type_name): Ditto.
5913 (Output_section_definition::script_section_type_): New data member.
5914 (Output_section_definition::Output_section_definition): Initialize
5915 data member Output_section_definition::script_section_type_.
5916 (Output_section_definition::create_sections): Pass script section type
5917 to Layout::make_output_section_for_script.
5918 (Output_section_definition::output_section_name): Return script
5919 section type to caller.
5920 (Output_section_definition::set_section_address): Do not advance
5921 dot value and load address if section type is NOLOAD. Set address
5922 of NOLOAD sections regardless of section flags.
5923 (Output_section_definition::print): Print section type if it is
5924 not SCRIPT_SECTION_TYPE_NONE.
5925 (Output_section_definition::section_type): New method.
5926 (Output_section_definition::script_section_type_name): Ditto.
5927 (Script_sections::output_section_name): Add new parameter
5928 PSECTION_TYPE for returning script section type. Pass it to
5929 section elements. Handle discard sections.
5930 (Sort_output_sections::operator()): Handle NOLOAD sections.
5931 * script-sections.h (Script_sections::Section_type): New enum type.
5932 (Script_sections::output_section_name): Add a new parameter for
5933 returning script section type.
5934 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5936 * yyscript.y (union): Add new field SECTION_TYPE.
5937 (COPY, DSECT, INFO, NOLOAD): New tokens.
5938 (opt_address_and_section_type): Change type to output_section_header.
5939 (section_type): New non-terminal
5940 (section_header): Handle section type.
5941 (opt_address_and_section_type): Return section type value.
5943 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5945 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5946 * testsuite/plugin_common_test_2.c (foo): Likewise.
5948 2010-04-08 Doug Kwan <dougkwan@google.com>
5950 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5952 * output.cc (Output_section::add_merge_input_section): Simplify
5953 code and return status of Output_merge_base::add_input_section.
5954 Update merge section map only if Output_merge_base::add_input_section
5957 2010-04-07 Doug Kwan <dougkwan@google.com>
5959 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5960 if section is marked as containing instructions but has no mapping
5962 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5963 correct section index.
5964 (Arm_relobj::find_linked_text_section): Ditto.
5966 2010-04-07 Cary Coutant <ccoutant@google.com>
5968 * archive.cc (include_member): Destroy Read_symbols_data object before
5970 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5971 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5972 (Read_symbols_data::~Read_symbols_data) New destructor.
5973 (Section_relocs::Section_relocs) New constructor.
5974 (Section_relocs::~Section_relocs) New destructor.
5975 (Read_relocs_data::Read_relocs_data) New constructor.
5976 (Read_relocs_data::~Read_relocs_data) New destructor.
5977 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5978 pointers to NULL after deleting.
5980 2010-04-07 Doug Kwan <dougkwan@google.com>
5982 * arm.cc: Replace "endianity" with "endianness" in comments.
5983 (Arm_exidx_cantunwind): Ditto.
5984 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5985 (Arm_relobj::merge_flags_and_attributes): New method.
5986 (Arm_relobj::merge_flags_and_attributes_): New data member.
5987 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5988 (Arm_relobj::scan_sections_for_stubs): Ditto.
5989 (Arm_relobj::do_read_symbols): Check to see if we really want to
5990 merge processor-specific flags and attributes. Exit early if
5991 an object is empty except for section names and the undefined symbol.
5992 (Target_arm::do_finalize_sections): Move check for ELF format to
5993 Arm_relobj::do_read_symbols. Merge processor specific flags and
5994 attributes from a regular object only when we have determined that
5995 it is aapropriate. Do not create an .ARM.attributes section in
5996 output if there is no regular input object.
5997 (Target_arm::merge_processor_specific_flags): Check
5998 --warn-mismatch before printing any error.
5999 (Target_arm::merge_object_attributes): Ditto.
6000 * gold.cc (queue_middle_tasks): Handle the case in which there is
6001 no regular object in input.
6002 * options.cc (General_options::parse_EB): New method.
6003 (General_options::parse_EL): Same.
6004 (General_options::General_options): Initialize endianness_.
6005 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6007 (General_options::Endianness): New enum.
6008 (General_options::endianness): New method.
6009 (General_options::endianness_): New data member.
6010 * parameters.cc (Parameters::set_options): Check target endianness.
6011 (Parameters::set_target_once): Ditto.
6012 (Parameters::check_target_endianness): New method.
6013 (parameters_force_valid_target): If either -EL or -EB is specified,
6014 use it to define endianness of default target.
6015 * parameters.h (Parameters::check_target_endianness): New method
6017 * target.h (class Target): Change "endianity" to "endianness"
6020 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6022 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6023 * configure: Regenerate.
6024 * Makefile.in: Regenerate.
6025 * testsuite/Makefile.in: Regenerate.
6027 2010-04-06 Cary Coutant <ccoutant@google.com>
6030 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6031 prevailing definitions of common symbols.
6032 * testsuite/plugin_test_6.sh: New test case.
6033 * testsuite/plugin_common_test_1.c: New test case.
6034 * testsuite/plugin_common_test_2.c: New test case.
6035 * testsuite/Makefile.am (plugin_test_6): New test case.
6036 * testsuite/Makefile.in: Regenerate.
6038 2010-04-06 Nick Clifton <nickc@redhat.com>
6040 * po/vi.po: New Vietnamese translation.
6042 2010-03-30 Doug Kwan <dougkwan@google.com>
6044 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6046 2010-03-25 Doug Kwan <dougkwan@google.com>
6048 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6049 to avoid a conversion warning on a 32-bit host.
6051 2010-03-24 Ian Lance Taylor <iant@google.com>
6053 * testsuite/script_test_3.t: Add a TLS segment.
6054 * testsuite/Makefile.am (check_PROGRAMS): Add
6055 tls_phdrs_script_test.
6056 (tls_phdrs_script_test_SOURCES): Define.
6057 (tls_phdrs_script_test_DEPENDENCIES): Define.
6058 (tls_phdrs_script_test_LDFLAGS): Define.
6059 (tls_phdrs_script_test_LDADD): Define.
6060 * testsuite/Makefile.in: Rebuild.
6062 2010-03-23 Cary Coutant <ccoutant@google.com>
6064 * fileread.cc (find_or_make_view): Fix comment.
6066 2010-03-23 Ian Lance Taylor <iant@google.com>
6068 * script-sections.cc (class Orphan_section_placement): Define
6069 PLACE_TLS and PLACE_TLS_BSS.
6070 (Orphan_section_placement::Orphan_section_placement): Initialize
6072 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6073 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6074 (tls_script_test_SOURCES): Define.
6075 (tls_script_test_DEPENDENCIES): Define.
6076 (tls_script_test_LDFLAGS): Define.
6077 (tls_script_test_LDADD): Define.
6078 * testsuite/Makefile.in: Rebuild.
6080 2010-03-22 Doug Kwan <dougkwan@google.com>
6082 * arm.cc (Arm_relocate_functions::abs8,
6083 Arm_relocate_functions::abs16): Use correct check for overflow
6084 specified in the ARM ELF specs.
6085 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6086 target of a BLX instruction specially.
6087 (Reloc_stub::stub_type_for_reloc): Ditto.
6088 (Relocate::relocate): Use symbolic names instead of numeric relocation
6089 codes to report error.
6090 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6092 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6093 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6094 thumb2_blx_out_of_range.stdout
6095 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6096 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6097 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6098 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6099 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6100 thumb2_blx_in_range, thumb2_blx_in_range.o,
6101 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6102 thumb2_blx_out_of_range.o): New rules.
6103 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6104 thumb2_blx_in_range and thumb2_blx_out_of_range.
6105 * testsuite/Makefile.in: Regenerate.
6106 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6107 * testsuite/thumb_blx_in_range.s: New file.
6108 * testsuite/thumb_blx_out_of_range.s: New file.
6110 2010-03-22 Rafael Espindola <espindola@google.com>
6112 * archive.cc (Should_include): Move to archive.h.
6113 (should_include_member): Make it a member of Archive.
6115 (Add_lib_group_symbols): New.
6116 * archive.h: Include options.h.
6117 (Archive_member): Moved from Archive.
6118 (Should_include): Moved from archive.cc.
6120 (Add_lib_group_symbols): New.
6121 * dynobj.cc (do_should_include_member): New.
6122 * dynobj.h (do_should_include_member): New.
6123 * gold.cc (queue_initial_tasks): Update call to queue.
6124 * main.cc (main): Print lib group stats.
6125 * object.cc (do_should_include_member): New.
6126 * object.h: Include archive.h.
6127 (Object::should_include_member): New.
6128 (Object::do_should_include_member): New.
6129 (Sized_relobj::do_should_include_member): New.
6130 * options.cc (General_options::parse_start_lib): New.
6131 (General_options::parse_end_lib): New.
6132 (Input_arguments::add_file): Handle lib groups.
6133 (Input_arguments::start_group): Check we are not in a lib.
6134 (Input_arguments::start_lib): New.
6135 (Input_arguments::end_lib): New.
6136 * options.h (General_options): Add start_lib and end_lib.
6137 (Input_argument::lib_): New.
6138 (Input_argument::lib): New.
6139 (Input_argument::is_lib): New.
6140 (Input_file_lib): New.
6141 (Input_arguments::in_lib_): New.
6142 (Input_arguments::in_lib): New.
6143 (Input_arguments::start_lib): New.
6144 (Input_arguments::end_lib_): New.
6145 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6146 in unused members as preempted.
6147 (Sized_pluginobj::do_should_include_member): New.
6148 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6149 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6151 (Read_symbols::do_whole_lib_group): New.
6152 (Read_symbols::do_lib_group): New.
6153 (Read_symbols::do_read_symbols): Handle lib groups.
6154 (Read_symbols::get_name): Handle lib groups.
6155 * readsyms.h (Read_symbols): Add an archive member pointer.
6156 (Read_symbols::do_whole_lib_group): New.
6157 (Read_symbols::do_lib_group): New.
6158 (Read_symbols::member_): New.
6159 * script.cc (read_input_script): Update call to queue_soon.
6161 2010-03-19 Doug Kwan <dougkwan@google.com>
6163 * arm.cc (Stub_table::Stub_table): Initialize new data members
6164 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6165 (Stub_table::add_reloc_stub): Assign stub offset and update
6166 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6167 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6169 (Stub_table::update_data_size_and_addralign): Use
6170 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6171 instead of going over all reloc stubs.
6172 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6173 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6174 Stringpool_template::offset_ to size of Stringpool_char.
6175 (Stringpool_template::new_key_offset): Remove code to initialize
6176 Stringpool_template::offset_.
6177 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6178 Stringpool_template::offset_ to zero.
6180 2010-03-15 Doug Kwan <dougkwan@google.com>
6182 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6184 (Stringpool_template::new_key_offset): New method.
6185 (Stringpool_template::add_string): Assign offsets when adding new
6187 (Stringpool_template::set_string_offsets): Do not set string offsets
6188 when not optimizing.
6189 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6191 (Chunked_vector::clear): Clear size_.
6192 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6193 (Chunked_vector::size): Return size_.
6194 (Chunked_vector::push_back): Use size_ to find insert position.
6195 (Chunked_vector::size_): New data member.
6196 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6197 (Stringpool_template::new_key_offset): New method declaration.
6198 (Stringpool_template::offset_): New data member.
6200 2010-03-15 Rafael Espindola <espindola@google.com>
6202 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6203 Add_symbols' constructor.
6204 * readsyms.h (Add_symbols): Remove the input_group member.
6206 2010-03-10 Ian Lance Taylor <iant@google.com>
6208 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6209 target to ask whether a reference to a symbol requires a stack
6211 * target.h (Target::is_call_to_non_split): New function.
6212 (Target::do_is_call_to_non_split): Declare virtual function.
6213 * target.cc: Include "symtab.h".
6214 (Target::do_is_call_to_non_split): New function.
6215 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6217 2010-03-10 Cary Coutant <ccoutant@google.com>
6219 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6220 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6221 (File_read::open[2]): Add whole_file_view_ to list of views.
6222 (File_read::make_view): Remove test of whole_file_view_.
6223 (File_read::find_or_make_view): Create whole_file_view_ if
6225 (File_read::clear_views): Replace bool parameter with enum;
6226 adjust all callers. Don't delete views with permanent data;
6227 do delete cached views and views from archives if
6228 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6229 if clearing the corresponding view.
6230 * fileread.h (File_read::Clear_views_mode): New enum.
6231 (File_read::View::is_permanent_view): New method.
6232 (File_read::clear_views): Replace bool parameter
6233 with enum; adjust all callers.
6234 * options.h (General_options): Change keep_files_mapped option;
6235 add map_whole_files.
6236 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6238 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6241 2010-03-10 David S. Miller <davem@davemloft.net>
6243 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6245 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6247 * icf.cc (get_section_contents): Add '@' marker after processing the
6250 2010-03-08 Doug Kwan <dougkwan@google.com>
6252 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6253 due to a conversion warning.
6254 (Arm_relobj::update_output_local_symbol_count): Check for local
6255 symbol with unset output index.
6257 2010-03-05 Ian Lance Taylor <iant@google.com>
6259 * options.h (class General_options): Add --spare-dynamic-tags.
6260 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6261 --spare-dynamic-tags.
6263 2010-03-05 Ian Lance Taylor <iant@google.com>
6265 * incremental.cc: Include "libiberty.h".
6267 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6269 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6270 function, is_info_ member.
6271 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6272 (Versions::Versions): Update caller.
6273 (Versions::define_base_version): Likewise.
6274 (Versions::add_def): Likewise.
6276 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6278 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6279 (Scan::possible_function_pointer_reloc): New function.
6280 (Scan::local_reloc_may_be_function_pointer): Change to call
6281 possible_function_pointer_reloc.
6282 (Scan::global_reloc_may_be_function_pointer): Ditto.
6283 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6284 relocations in ".data.rel.ro._ZTV" section.
6285 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6286 * testsuite/icf_safe_so_test.cc: Ditto.
6287 * testsuite/icf_safe_test.cc: Ditto.
6288 * testsuite/icf_safe_test.sh: Ditto.
6290 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6291 Ian Lance Taylor <iant@google.com>
6293 * target-reloc.h (relocate_section): Check the symbol table index
6294 for -1U before setting the local symbol index.
6295 (scan_relocatable_relocs): If copying the relocation, record that
6296 the local symbol is required.
6297 * object.h (Symbol_value::is_output_symtab_index_set): New
6299 (Symbol_value::may_be_discarded_from_output_symtab): New
6301 (Symbol_value::has_output_symtab_entry): New function.
6302 (Symbol_value::needs_output_symtab_entry): Remove.
6303 (Symbol_value::output_symtab_index): Make sure the symbol index is
6305 (Symbol_value::set_output_symtab_index): Make sure the symbol
6306 index is not set. Make sure the new index is valid.
6307 (Symbol_value::set_must_have_output_symtab_entry): New function.
6308 (Symbol_value::has_output_dynsym_entry): New function.
6309 (Symbol_value::set_output_dynsym_index): Make sure the new index
6311 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6312 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6313 local symbol if permitted.
6314 (Sized_relobj::do_finalize_local_symbols): Call
6315 is_output_symtab_index_set rather than needs_output_symtab_entry.
6316 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6317 rather than needs_output_symtab_entry. Call
6318 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6319 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6320 is_output_symtab_index_set rather than needs_output_symtab_entry.
6321 * testsuite/discard_locals_relocatable_test.c: New file.
6322 * testsuite/discard_locals_test.sh: Test -r.
6323 * testsuite/Makefile.am (check_DATA): Add
6324 discard_locals_relocatable_test1.syms,
6325 discard_local_relocatable_test2.syms.
6326 (MOSTLYCLEANFILES): Likewise. Also add
6327 discard_locals_relocatable_test1.lout and
6328 discard_locals_relocatable_test2.out.
6329 (discard_locals_relocatable_test1.syms): New target.
6330 (discard_locals_relocatable_test.o): New target.
6331 (discard_locals_relocatable_test1.out): New target.
6332 (discard_locals_relocatable_test2.syms): New target.
6333 (discard_locals_relocatable_test2.out): New target.
6334 (various): Add missing ../ld-new dependencies.
6335 * testsuite/Makefile.in: Rebuild.
6337 2010-03-03 Nick Clifton <nickc@redhat.com>
6339 * po/fi.po: New Finnish translation.
6341 2010-03-01 Doug Kwan <dougkwan@google.com>
6343 * layout.cc (Layout::Layout): Force section types of .init_array*,
6344 .preinit_array* and .fini_array* sections.
6345 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6346 Fix check of return value of std::string::find.().
6347 (Output_section::Input_section_sort_compare::operator()): Remove
6348 comment about .init_array.
6349 (Output_section::Input_section_sort_init_fini_compare::operator()):
6351 (Output_section::sort_attached_input_sections): Handle .init_array
6352 and .fini_array specially.
6353 * output.h (Output_section::Inut_section_sort_compare): Update
6355 (Output_section::Input_section_sort_init_fini_compare): New struct.
6357 2010-02-26 Doug Kwan <dougkwan@google.com>
6359 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6360 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6361 * testsuite/debug_msg.sh: Avoid matching source line number for
6362 use of global variable undef_int.
6364 2010-02-26 Doug Kwan <dougkwan@google.com>
6366 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6367 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6368 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6369 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6370 * options.cc (General_options::General_options): Initialize member
6372 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6373 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6374 and rm_no_fix_v4bx.stdout
6375 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6376 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6377 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6378 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6379 and arm_no_fix_v4bx.
6380 * Makefile.in: Regenerate.
6381 * testsuite/arm_fix_v4bx.s: New file.
6382 * testsuite/arm_fix_v4bx.sh: Ditto.
6384 2010-02-24 Doug Kwan <dougkwan@google.com>
6386 * arm.cc (Target_arm::got_section): Make the .got section the first
6387 non RELRO section in the data segment.
6388 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6389 suffixes of section names.
6391 2010-02-24 Doug Kwan <dougkwan@google.com>
6393 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6394 flags and attributes merging if an input file is a binary file.
6395 * fileread.cc (Input_file::open): Record format of original file.
6396 * fileread.h (Input_file::Format): New enum type.
6397 (Input_file::Input_file): Initialize data member format_.
6398 (Input_file::format): New method definition.
6399 (Input_file::format_):: New data member.
6401 2010-02-24 Doug Kwan <dougkwan@google.com>
6403 * arm.cc (Arm_output_data_got): New class.
6404 (ARM_TCB_SIZE): New constant
6405 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6406 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6407 If user uses a script with a SECTIONS clause, issue only a warning
6408 for a misplaced EXIDX input section. Otherwise, issue an error.
6409 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6411 (Target_arm::got_mode_index_entry): Handle static linking.
6412 (Target_arm::Scan::local): Ditto.
6413 (Target_arm::Scan::global): Ditto.
6414 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6415 all incorrectly implemented relocations.
6416 (Target_arm::fix_exidx_coverage): Pass layout to
6417 Arm_output_section::fix_exidx_coverage.
6418 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6419 from ".ARM.exidx." and ".ARM.extab.".
6421 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6423 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6424 section if it does not already exist.
6425 * attributes.cc (Attributes_section_data::Attributes_section_data):
6426 Don't crash if size is zero.
6428 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6429 Ian Lance Taylor <iant@google.com>
6431 * gold.cc (queue_middle_tasks): If no input files were opened,
6433 * workqueue.h (Task_function::Task_function): Assert that there is
6436 2010-02-22 Doug Kwan <dougkwan@google.com>
6438 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6439 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6440 types to avoid warnings due to different uint64_t implementations
6443 2010-02-21 Doug Kwan <dougkwan@google.com>
6445 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6446 handling of the maximum backward branch offset.
6447 (Arm_relocate_functions::thumb_branch_common): Ditto.
6448 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6449 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6450 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6451 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6452 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6453 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6454 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6455 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6456 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6457 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6458 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6459 thumb2_bl_out_of_range.o): New rules.
6460 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6461 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6462 thumb2_bl_out_of_range
6463 * testsuite/Makefile.in: Regenerate.
6464 * testsuite/arm_bl_in_range.s: New file.
6465 * testsuite/arm_bl_out_of_range.s: Ditto.
6466 * testsuite/arm_branch_in_range.sh: Ditto.
6467 * testsuite/arm_branch_range.t: Ditto.
6468 * testsuite/thumb2_branch_range.t: Ditto.
6469 * testsuite/thumb_bl_in_range.s: Ditto.
6470 * testsuite/thumb_bl_out_of_range.s: Ditto.
6471 * testsuite/thumb_branch_range.t: Ditto.
6473 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6475 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6476 Add reloc offset information.
6477 * icf.cc (get_section_contents): Change iterators to point to the new
6478 vectors. Add reloc offset information to the contents.
6479 * icf.h (Icf::Sections_reachable_info): New typedef.
6480 (Icf::Sections_reachable_list): New typedef.
6481 (Icf::Offset_info): New typedef.
6482 (Icf::Reloc_info): New struct typedef.
6483 (Icf::Reloc_info_list): New typedef.
6484 (Icf::symbol_reloc_list): Delete method.
6485 (Icf::addend_reloc_list): Delete method.
6486 (Icf::section_reloc_list): Delete method.
6487 (Icf::reloc_info_list): New method.
6488 (Icf::reloc_info_list_): New member.
6490 2010-02-19 Doug Kwan <dougkwan@google.com>
6492 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6493 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6494 * arm.cc (Arm_relocation_functions): New forward declaration.
6495 (Target_arm::Target_arm): Initialize new data members
6496 got_mod_index_offset_ and tls_base_symbol_defined_.
6497 (Target_arm::Relocate::relocate_tls): New method.
6498 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6499 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6501 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6502 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6503 (Target_arm::got_mod_index_offset_,
6504 Target_arm::tls_base_symbol_defined_): New data members.
6505 (Target_arm::Scan::local, Target::Scan::global,
6506 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6509 2010-02-18 Doug Kwan <dougkwan@google.com>
6511 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6512 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6513 text section as a parameter becuase some broken tools may not set
6514 the link in section header.
6515 (Target_arm::has_got_section): New method.
6516 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6517 without any mapping symbol as data only. Remove warning.
6518 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6519 link in its section header, try to discover the link by inspecting the
6520 REL31 relocation at the beginning of the section.
6521 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6523 (Target_arm::Scan::global): Treat any reference to the symbol
6524 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6526 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6528 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6529 (Scan::global_reloc_may_be_function_pointer): New function.
6530 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6531 (Scan::global_reloc_may_be_function_pointer): New function.
6532 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6533 (Scan::global_reloc_may_be_function_pointer): New function.
6534 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6535 (Scan::global_reloc_may_be_function_pointer): New function.
6536 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6537 (Scan::global_reloc_may_be_function_pointer): New function.
6538 (Scan::possible_function_pointer_reloc): New function.
6539 (Target_x86_64::can_check_for_function_pointers): New function.
6540 * gc.h (gc_process_relocs): Scan relocation types to determine if
6541 function pointers were taken for targets that support it.
6542 * icf.cc (Icf::find_identical_sections): Include functions for
6543 folding in safe ICF whose pointer is not taken.
6544 * icf.h (Secn_fptr_taken_set): New typedef.
6545 (fptr_section_id_): New member.
6546 (section_has_function_pointers): New function.
6547 (set_section_has_function_pointers): New function.
6548 (check_section_for_function_pointers): New function.
6549 * options.h: Fix comment for safe ICF option.
6550 * target.h (can_check_for_function_pointers): New function.
6551 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6552 Modify icf_safe_test for X86-64.
6553 * testsuite/Makefile.in: Regenerate.
6554 * testsuite/icf_safe_so_test.cc: New file.
6555 * testsuite/icf_safe_so_test.sh: New file.
6556 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6557 (main): Change to take pointer to function kept_func_3.
6558 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6559 folding is done correctly for X86-64.
6561 2010-02-12 David S. Miller <davem@davemloft.net>
6563 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6564 is_symbolless parameter.
6565 (Output_reloc<SHT_REL>::is_symbolless): New.
6566 (Output_reloc<SHT_REL>::is_symbolless_): New.
6567 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6568 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6569 (Output_reloc<SHT_RELA>::is_symbolless): New.
6570 (Output_data_reloc::add_global): Handle is_symbolless.
6571 (Output_data_reloc::add_global_relative): Likewise.
6572 (Output_data_reloc::add_local): Likewise.
6573 (Output_data_reloc::add_local_relative): Likewise.
6574 (Output_data_reloc::add_symbolless_global_addend): New.
6575 (Output_data_reloc::add_symbolless_local_addend): New.
6576 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6578 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6579 instead of ->is_relative_
6580 (Output_reloc::write): Likewise.
6581 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6582 (Output_reloc::write_rel): Simplify.
6584 * sparc.cc (Target_sparc::Scan::local): Use
6585 ->add_symbolless_local_addend as needed.
6586 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6587 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6588 based upon relocation offset.
6590 2010-02-11 Doug Kwan <dougkwan@google.com>
6592 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6593 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6594 beginning of function.
6595 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6596 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6597 parameter is_32bit in calls to should_apply_static_reloc.
6598 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6599 (check_DATA): Add arm_abs_global.stdout.
6600 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6601 arm_abs_global.stdout): New rules.
6602 (MOSTLLYCLEANFILES): Add arm_abs_global
6603 * Makefile.in: Regenerate.
6604 * testsuite/arm_abs_global.s: New file.
6605 * testsuite/arm_abs_global.sh: Ditto.
6606 * testsuite/arm_abs_lib.s: Ditto.
6608 2010-02-11 Ian Lance Taylor <iant@google.com>
6610 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6612 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6613 Allocate_commons_task first.
6614 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6615 task, rather than symtab_lock_.
6616 (Gc_process_relocs::~Gc_process_relocs): New function.
6617 (Gc_process_relocs::is_runnable): Check this_blocker_.
6618 (Gc_process_relocs::locks): Use next_blocker_ rather than
6620 (Scan_relocs::~Scan_relocs): New function.
6621 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6623 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6625 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6626 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6627 constructor accordingly.
6628 (class Gc_process_relocs): Likewise.
6629 (class Scan_relocs): Likewise.
6630 * common.h (class Allocate_commons_task): Remove symtab_lock_
6631 field, and corresponding constructor parameter.
6632 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6634 (Allocate_commons_task::locks): Likewise.
6636 2010-02-11 Ian Lance Taylor <iant@google.com>
6638 * gold-threads.h (class Once): Define.
6639 (class Initialize_lock): Rewrite as child of Once.
6640 * gold-threads.cc (class Once_initialize): Define.
6641 (once_pointer_control): New static variable.
6642 (once_pointer, once_arg): New static variables.
6643 (c_run_once): New static function.
6644 (Once::Once, Once::run_once, Once::internal_run): New functions.
6645 (class Initialize_lock_once): Remove.
6646 (initialize_lock_control): Remove.
6647 (initialize_lock_pointer): Remove.
6648 (initialize_lock_once): Remove.
6649 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6650 (Initialize_lock::initialize): Rewrite.
6651 (Initialize_lock::do_run_once): New function.
6652 * archive.cc (Archive::interpret_header): Only clear name if it is
6654 * fileread.cc: Include "gold-threads.h"
6655 (file_counts_lock): New static variable.
6656 (file_counts_initialize_lock): Likewise.
6657 (File_read::release): Only increment counts when using --stats.
6658 Use a lock around the increment.
6659 * parameters.cc (class Set_parameters_target_once): Define.
6660 (set_parameters_target_once): New static variable.
6661 (Parameters::Parameters): Move here from parameters.h.
6662 (Parameters::set_target): Rewrite.
6663 (Parameters::set_target_once): New function.
6664 (Parameters::clear_target): Move here and rewrite.
6665 * parameters.h (class Parameters): Update declarations. Add
6666 set_parameters_target_once_ field.
6667 (Parameters::Parameters): Move to parameters.cc.
6668 (Parameters::clear_target): Likewise.
6669 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6671 (Start_group::~Start_group): New function.
6672 (Start_group::is_runnable): New function.
6673 (Start_group::locks, Start_group::run): New functions.
6674 (Finish_group::run): Change saw_undefined to size_t.
6675 * readsyms.h (class Start_group): Define.
6676 (class Finish_group): Change saw_undefined_ field to size_t.
6677 (Finish_group::Finish_group): Remove saw_undefined and
6678 this_blocker parameters. Change all callers.
6679 (Finish_group::set_saw_undefined): New function.
6680 (Finish_group::set_blocker): New function.
6681 * symtab.h (class Symbol_table): Change saw_undefined to return
6682 size_t. Change saw_undefined_ field to size_t.
6683 * target-select.cc (Set_target_once::do_run_once): New function.
6684 (Target_selector::Target_selector): Initialize set_target_once_
6685 field. Don't initialize lock_ and initialize_lock_ fields.
6686 (Target_selector::instantiate_target): Rewrite.
6687 (Target_selector::set_target): New function.
6688 * target-select.h (class Set_target_once): Define.
6689 (class Target_selector): Update declarations. Make
6690 Set_target_once a friend. Remove lock_ and initialize_lock_
6691 fields. Add set_target_once_ field.
6693 2010-02-10 Ian Lance Taylor <iant@google.com>
6695 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6697 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6698 (queue_middle_tasks): Add all blockers before queueing any tasks.
6699 (queue_final_tasks): Likewise.
6700 * token.h (Task_token::add_blockers): New function.
6701 * object.h (Input_objects::number_of_relobjs): New function.
6703 2010-02-10 Ian Lance Taylor <iant@google.com>
6705 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6706 shared, not if not position independent.
6707 * x86_64.cc (Relocate::relocate_tls): Likewise.
6708 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6709 (tls_pie_pic_test): New target.
6710 * testsuite/Makefile.in: Rebuild.
6712 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6713 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6714 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6715 * testsuite/Makefile.in: Rebuild.
6717 2010-02-09 David S. Miller <davem@davemloft.net>
6719 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6720 R_SPARC_RELATIVE using ->add_local_relative().
6721 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6723 * output.h (Output_data_dynamic::add_section_size): New method
6724 that takes two Output_data objects.
6725 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6726 entry param. Handle it in initializers.
6727 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6728 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6729 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6731 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6732 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6733 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6734 for dynrel_includes_plt.
6735 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6736 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6737 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6739 (Target_sparc::do_finalize_sections): Update to pass true for
6740 dynrel_includes_plt.
6741 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6742 output before .rela.plt
6743 (Target_powerpc::do_finalize_sections): Update to pass true for
6744 dynrel_includes_plt when 32-bit.
6746 2010-02-08 Doug Kwan <dougkwan@google.com>
6748 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6750 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6751 Arm_relobj::scan_section_for_cortex_a8_stubs,
6752 Arm_relobj::do_relocation_section): Instead of calling
6753 Output_section::output_address, use faster
6754 Arm_relobj::simple_input_section_output_address.
6756 2010-02-08 David S. Miller <davem@davemloft.net>
6758 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6759 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6760 relocation helper function.
6762 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6763 just like R_SPARC_GOT{10,13,22}.
6764 (Target_sparc::Scan::local): Likewise.
6765 (Target_sparc::Relocate:relocate): Likewise.
6767 2010-02-06 Ian Lance Taylor <iant@google.com>
6769 * configure.ac: Rewrite targetobjs duplicate removal code to use
6770 only shell constructs.
6771 * configure: Rebuild.
6773 2010-02-05 Doug Kwan <dougkwan@google.com>
6776 * arm.cc (Arm_relobj::section_is_scannable): New method.
6777 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6778 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6780 2010-02-04 Doug Kwan <dougkwan@google.com>
6783 * arm-reloc-property.cc (cstdio): Include.
6784 * configure.ac (targetobjs): Remove duplicates.
6785 * configure: Regenerate.
6786 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6787 big and little endian version for a given address size.
6789 2010-02-03 Doug Kwan <dougkwan@google.com>
6791 * arm-reloc-property.cc
6792 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6794 * arm-reloc-property.h
6795 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6796 New method definition.
6797 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6799 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6801 (GOT_PREL): Change implemented to Y.
6802 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6803 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6804 (Arm_relocate_functions::movw_abs_nc): Remove method.
6805 (Arm_relocate_functions::movt_abs): Ditto.
6806 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6807 (Arm_relocate_functions::thm_movt_abs): Ditto.
6808 (Arm_relocate_functions::movw_rel_nc): Ditto.
6809 (Arm_relocate_functions::movw_rel): Ditto.
6810 (Arm_relocate_functions::movt_rel): Ditto.
6811 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6812 (Arm_relocate_functions:thm_movw_rel): Ditto.
6813 (Arm_relocate_functions:thm_movt_rel): Ditto.
6814 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6815 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6816 New method definitions.
6817 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6818 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6819 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6820 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6821 (Target_arm::Relocate::relocate): Check for non-static or
6822 unimplemented relocation code and exit early. Change calls to
6823 Target_arm::reloc_uses_thumb_bit and
6824 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6825 instead. Refactor code to handle similar relocations to increase
6826 code sharing. Remove check for unsupported relocation code in switch
6828 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6829 relocation property table to find out size. Change error message to
6830 print out the name of a relocation code instead of the numeric value.
6831 (Target_arm::scan_reloc_for_stub): Use relocation property table
6832 instead of calling Target_arm::reloc_uses_thumb_bit().
6834 2010-02-02 Doug Kwan <dougkwan@google.com>
6836 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6837 types of relaxed input section.
6839 2010-02-02 Doug Kwan <dougkwan@google.com>
6841 * Makefile.am (HFILES): Add arm-reloc-property.h.
6843 (TARGETSOURCES): Add arm-reloc-property.cc
6844 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6845 (libgold_a_SOURCES): $(DEFFILES)
6846 * Makefile.in: Regenerate.
6847 * arm-reloc-property.cc: New file.
6848 * arm-reloc-property.h: New file.
6849 * arm-reloc.def: New file.
6850 * arm.cc: Update comments.
6851 (arm-reloc-property.h): New included header.
6852 (arm_reloc_property_table): New global variable.
6853 (Target_arm::do_select_as_default_target): New method definition.
6854 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6855 arm-reloc-property to targ_extra_obj.
6856 * parameters.cc (set_parameters_target): Call
6857 Target::select_as_default_target().
6858 * target.h (Target::select_as_default_target): New method definition.
6859 (Target::do_select_as_default_target): Same.
6861 2010-02-01 Doug Kwan <dougkwan@google.com>
6863 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6864 first_output_text_section_.
6865 (Arm_exidx_fixup::first_output_text_section): New method definition.
6866 (Arm_exidx_fixup::first_output_text_section_): New data member.
6867 (Arm_exidx_fixup::process_exidx_section): Record the first text
6868 output section seen.
6869 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6870 and entsize in output section header.
6872 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6874 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6875 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6876 (Arm_relocate_functions::thm_alu11): New Method.
6877 (Arm_relocate_functions::thm_pc8): New Method.
6878 (Arm_relocate_functions::thm_pc12): New Method.
6879 (Target_arm::Scan::local): Handle the relocations.
6880 (Target_arm::Scan::global): Likewise.
6881 (Target_arm::Relocate::relocate): Likewise.
6882 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6884 2010-01-29 Doug Kwan <dougkwan@google.com>
6886 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6887 of relocation types as ld.
6889 2010-01-29 Doug Kwan <dougkwan@google.com>
6891 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6893 (Arm_relocate_functions::thumb_branch_common): Ditto.
6894 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6895 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6896 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6897 Arm_relocate_functions::jump24): Remove.
6898 (Target_arm::Relocate::relocate): Adjust code to call
6899 Arm_relocation_functions::arm_branch_common and
6900 Arm_relocation_functions::thumb_branch_common instead of their removed
6901 wrappers. Merge switch-cases together to reduce source code size.
6903 2010-01-29 Doug Kwan <dougkwan@google.com>
6905 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6906 output_local_symbol_count_needs_update_.
6907 (Arm_relobj::output_local_symbol_count_needs_update,
6908 Arm_relobj::set_output_local_symbol_count_needs_update,
6909 Arm_relobj::update_output_local_symbol_count): New methods.
6910 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6912 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6913 of pointed function as in a R_ARM_PREL31 relocation.
6914 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6915 for output local symbol count updating.
6916 (Target_arm::do_relax): Update output local symbol counts in objects
6918 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6920 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6922 * arm.cc: Added support for the ARM relocations:
6923 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6924 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6925 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6927 (Arm_relocate_functions::movw_rel): New method.
6928 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6929 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6931 (Arm_relocate_functions::thm_movw_rel): New method.
6932 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6934 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6936 (Target_arm::Scan::global): Likewise.
6937 (Target_arm::Relocate::relocate): Likewise.
6938 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6941 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6943 * arm.cc: Added support for ARM group relocations.
6944 (Target_arm::reloc_needs_sym_origin): New method.
6945 (Arm_relocate_functions::calc_grp_kn): New method.
6946 (Arm_relocate_functions::calc_grp_residual): New method.
6947 (Arm_relocate_functions::calc_grp_gn): New method.
6948 (Arm_relocate_functions::arm_grp_alu): New Method.
6949 (Arm_relocate_functions::arm_grp_ldr): New Method.
6950 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6951 (Arm_relocate_functions::arm_grp_ldc): New Method.
6952 (Target_arm::Scan::local): Handle the ARM group relocations.
6953 (Target_arm::Scan::global): Likewise.
6954 (Target_arm::Relocate::relocate): Likewise.
6955 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6958 2010-01-26 Doug Kwan <dougkwan@google.com>
6960 * arm.cc (set): Include.
6961 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6963 (Arm_output_section::Text_section_list): New type.
6964 (Arm_output_section::append_text_sections_to_list): New method.
6965 (Arm_output_section::fix_exidx_coverage): Ditto.
6966 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6967 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6968 Relobj::set_section_offset() instead of
6969 Sized_relobj::invalidate_section_offset().
6970 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6971 parameter for section headers. Ignore relocation sections for
6972 unallocated sections and EXIDX sections.
6973 (Target_arm::fix_exidx_coverage): New method.
6974 (Target_arm::output_section_address_less_than): New type.
6975 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6976 linked text section instead of the EXIDX section.
6977 (Arm_output_section::create_stub_group): Add an assertion to check
6978 that this is not an EXIDX output section.
6979 (Arm_output_section::append_text_sections_to_list): New method.
6980 (Arm_output_section::fix_exidx_coverage): Ditto.
6981 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6982 Arm_relobj::section_needs_reloc_stub_scanning.
6983 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6985 (Target_arm::fix_exidx_coverage): New method.
6986 * object.h (Relobj::set_output_section): New method.
6987 (Sized_relobj::invalidate_section_offset): Remove method.
6988 (Sized_relobj::do_invalidate_section_offset): Remove method.
6989 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6991 2010-01-25 Doug Kwan <dougkwan@google.com>
6993 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6994 Fix warning due to signed and unsigned comparison on a 32-bit host.
6996 2010-01-22 Doug Kwan <dougkwan@google.com>
6998 * arm.cc (Target_arm::do_relax): Record an output section for section
6999 offset adjustment it contains any stub table that has changed.
7000 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7001 offsets in an output section if necessary.
7002 * output.cc (Output_section::Output_section): Initialize
7003 section_offsets_need_adjustments_.
7004 (Output_section::add_input_section_for_script): Renamed to
7005 Output_section::add_simple_input_section.
7006 (Output_section::save_states): Add a comment.
7007 (Output_section::discard_states): New method defintion.
7008 (Output_section::adjust_section_offsets): Same.
7009 * output.h (Output_section::add_input_section_for_script): Renamed to
7010 Output_section::add_simple_input_section.
7011 (Output_section::discard_states): New method declaration.
7012 (Output_section::adjust_section_offsets): Same.
7013 (Output_section::section_offsets_need_adjustment,
7014 Output_section::set_section_offsets_need_adjustment): New method
7016 (Output_section::section_offsets_need_adjustment_): New data member.
7017 * script-sections.cc
7018 (Output_section_element_input::set_section_address): Adjust code for
7019 renaming of Output_section::add_input_section_for_script.
7020 (Orphan_output_section::set_section_address): Same.
7022 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7024 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7025 Fix_v4bx enum values .
7026 * gold/options.h (General_options): New option definitions.
7027 (General_options::fix_v4bx): New method.
7028 (General_options::Fix_v4bx): New enum.
7029 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7030 (General_options::parse_fix_v4bx_interworking): New method.
7032 2010-01-22 Doug Kwan <dougkwan@google.com>
7034 * arm.cc (Arm_exidx_fixup): New class.
7036 2010-01-21 Doug Kwan <dougkwan@google.com>
7038 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7040 (Arm_exidx_section_offset_map): New type.
7042 2010-01-21 Doug Kwan <dougkwan@google.com>
7044 * arm.cc (Arm_exidx_input_section): New class.
7045 (Arm_relobj::exidx_input_section_by_link,
7046 Arm_relobj::exidx_input_section_by_shndx,
7047 Arm_relobj::make_exidx_input_section): New methods.
7048 (read_arm_attributes_section): Remove.
7049 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7050 information about them.
7051 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7054 2010-01-20 Doug Kwan <dougkwan@google.com>
7056 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7057 Input_section_specifier to Section_id.
7058 (Target_arm::new_arm_input_section: Adjust code for change of key
7060 (Target_arm::find_arm_input_section): Ditto.
7061 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7062 (Section_id): Remove.
7063 (Garbage_collection::Section_id_hash): Remove.
7064 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7065 (Section_id): Remove.
7066 (Icf::Section_id_hash): Remove.
7067 * object.h (Section_id, Const_section_id, Section_id_hash,
7068 Const_section_id_hash): New type definitions.
7069 * output.cc (Output_section::add_relaxed_input_section): Change to
7070 use Const_section_id instead of Input_section_specifier as key type.
7071 (Output_section::add_merge_input_section): Ditto.
7072 (Output_section::build_relaxation_map): Change to use Section_id
7073 instead of Input_section_specifier as key type.
7074 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7076 (Output_section::convert_input_sections_to_relaxed_sections): Change
7077 to use Const_section_id instead of Input_section_specifier as key type.
7078 (Output_section::find_merge_section): Ditto.
7079 (Output_section::find_relaxed_input_section): Ditto.
7080 * output.h (Input_section_specifier): Remove class.
7081 (Output_section::Output_section_data_by_input_section_map): Change
7082 key type to Const_section_id.
7083 (Output_section::Output_relaxed_input_section_by_input_section_map):
7085 (Output_section::Relaxation_map): Change key type to Section_id.
7087 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7089 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7090 (class Arm_v4bx_stub): New class.
7091 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7092 (Stub_factory::make_arm_v4bx_stub): New method.
7093 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7094 (Stub_table::empty): Handle v4bx stubs.
7095 (Stub_table::add_arm_v4bx_stub): New method.
7096 (Stub_table::find_arm_v4bx_stub): New method.
7097 (Arm_relocate_functions::v4bx): New method.
7098 (Target_arm::fix_v4bx): New method.
7099 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7100 (Stub_table::relocate_stubs): Likewise.
7101 (Stub_table::do_write): Likewise.
7102 (Stub_table::update_data_size_and_addralign): Likewise.
7103 (Stub_table::finalize_stubs): Likewise.
7104 (Target_arm::Scan::local): Likewise.
7105 (Target_arm::Scan::global): Likewise.
7106 (Target_arm::do_finalize_sections): Likewise.
7107 (Target_arm::Relocate::relocate): Likewise.
7108 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7110 (Target_arm::scan_reloc_for_stub): Likewise.
7111 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7113 2010-01-19 Ian Lance Taylor <iant@google.com>
7115 * output.cc (Output_section_headers::do_sized_write): Write large
7116 segment count to sh_info field.
7117 (Output_file_header::do_sized_write): For large segment count,
7118 write PN_XNUM to e_phnum field.
7120 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7122 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7123 (Arm_relocate_functions::thm_jump8): New function.
7124 (Arm_relocate_functions::thm_jump11): New function.
7125 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7127 (Target_arm::Scan::global): Likewise.
7128 (Target_arm::Relocate::relocate): Likewise.
7129 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7132 2010-01-14 Doug Kwan <dougkwan@google.com>
7134 * arm.cc (map, utility): Include headers.
7135 (Target_arm::apply_cortex_a8_workaround): New method.
7136 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7137 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7138 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7139 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7140 the --[no-]fix-cortex-a8 command line options.
7141 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7142 (Target_arm::relocate_stub): Use addend in instruction template.
7143 * options.h (DEFINE_bool): Set the user-set flag.
7144 (General_options): Add --[no-]-fix-cortex options.
7145 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7146 : Update fast look-up map after conversion.
7148 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7150 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7151 in the first pass of do_layout.
7153 2010-01-13 Doug Kwan <dougkwan@google.com>
7155 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7156 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7157 apparent compiler problem of not folding static constant integral
7158 data members of elfcpp::Elf_sizes<32>.
7160 2010-01-13 Doug Kwan <dougkwan@google.com>
7162 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7163 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7164 Arm_relobj::scan_section_for_cortex_a8_erratum,
7165 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7166 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7167 sections to scan for relocation stubs into a new method
7168 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7169 relocation and Cortex-A8 stub scanning.
7170 (Target_arm::do_relax): Force stubs to be after stubbed sections
7171 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7172 the beginning of a new relaxation pass. Update a comment.
7173 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7175 2010-01-12 Ian Lance Taylor <iant@google.com>
7177 * target-reloc.h (visibility_error): New inline function.
7178 (relocate_section): Call visibility_error.
7179 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7180 (MOSTLYCLEANFILES): Likewise.
7181 (protected_4_pic.o, protected_3.err): New targets.
7182 * testsuite/protected_4.cc: New file.
7184 2010-01-12 Doug Kwan <dougkwan@google.com>
7186 * arm.cc (Cortex_a8_reloc): New class.
7187 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7188 and cortex_a8_relocs_info_.
7189 (Target_arm::fix_cortex_a8): New method definition.
7190 (Target_arm::Cortex_a8_relocs_info): New type.
7191 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7192 New data member declarations.
7193 (Target_arm::scan_reloc_for_stub): Record information about
7194 relocations for THUMB branches that might be exempted from the
7195 Cortex-A8 workaround.
7196 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7197 at the beginning of a relaxation pass.
7199 2010-01-12 Doug Kwan <dougkwan@google.com>
7201 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7202 (Arm_relobj::Mapping_symbol_position,
7203 Arm_reloj::Mapping_symbol_position_less,
7204 Arm_relobj::Mapping_symbols_info): New types.
7205 (Target_arm::is_mapping_symbol_name): New method definition.
7206 (Arm_relobj::do_count_local_symbols): Save information about mapping
7209 2010-01-11 Doug Kwan <dougkwan@google.com>
7211 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7212 Arm_relocate_functions::thumb32_branch_upper,
7213 Arm_relocate_functions::thumb32_branch_lower,
7214 Arm_relocate_functions::thumb32_cond_branch_offset,
7215 Arm_relocate_functions::thumb32_cond_branch_upper,
7216 Arm_relocate_functions::thumb32_cond_branch_lower,
7217 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7218 branch offset encoding.
7219 (Arm_relocate_functions::thumb_branch_common): Use new branch
7220 offset encoding methods to avoid code duplication.
7221 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7222 (Stub_addend_reader::operator()): Use new branch encoding method
7223 to avoid code duplication.
7225 2010-01-11 Doug Kwan <dougkwan@google.com>
7227 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7228 (Target_arm::do_finalize_sections): Define special EXIDX section
7229 symbols only if referenced.
7230 * gc.h (Garbage_collection::add_reference): New method.
7231 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7234 2010-01-11 Ian Lance Taylor <iant@google.com>
7236 * script.cc (Version_script_info::build_expression_list_lookup):
7237 Change complaing about duplicate wildcard match from error to
7240 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7242 (Version_script_info::Version_script_info): Initialize globs_,
7243 default_version_, default_is_global_, and exact_. Don't
7244 initialize globals_ or locals_.
7245 (Version_script_info::build_lookup_tables): Build local symbols
7247 (Version_script_info::unquote): New function.
7248 (Version_script_info::add_exact_match): New function.
7249 (Version_script_info::build_expression_list_lookup): Remove lookup
7250 parameter. Add is_global parameter. Change all callers. Handle
7251 wildcard pattern specially. Unquote pattern. Call
7253 (Version_script_info::get_name_to_match): New function.
7254 (Version_script_info::get_symbol_version): New function.
7255 (Version_script_info::get_symbol_version_helper): Remove.
7256 (Version_script_info::check_unmatched_names): Call unquote.
7257 * script.h (class Version_script_info): Change get_symbol_version
7258 to be non-inline and add is_global parameter; change all callers.
7259 Rewrite symbol_is_local. Update declarations. Define struct
7260 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7261 Remove globals_ and locals_ members. Add exact_, globs_,
7262 default_version_, is_global_.
7263 (Version_script_info::Glob): Remove pattern, add expression and
7264 is_global. Update constructor. Change all callers.
7265 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7267 (Versions::symbol_section_contents): If a symbol is undefined, or
7268 defined in a dynamic object, set the version index to
7270 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7272 (Symbol_table::add_from_pluginobj): Likewise.
7273 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7275 2010-01-11 Doug Kwan <dougkwan@google.com>
7277 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7278 (incremental_dump_LDADD): Add linking option for libintl.
7279 * Makefile.in: Regenerate.
7281 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7284 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7286 * testsuite/Makefile.in: Regenerated.
7288 2010-01-10 Doug Kwan <dougkwan@google.com>
7290 * options.h (DEFINE_var): Use parentheses around argument varname__
7291 in macro body to avoid any unintended subsequent substitutions.
7293 2010-01-10 Ian Lance Taylor <iant@google.com>
7295 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7296 candidates before doing symbol resolution.
7298 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7299 ODR candidates if only one is weak.
7301 2010-01-08 Ian Lance Taylor <iant@google.com>
7303 * script.cc (Version_script_info::build_expression_list_lookup):
7304 Don't warn about ambiguous version, just record the ambiguity.
7305 (Version_script_info::get_symbol_version_helper): Give error if
7306 version is ambiguous.
7308 2010-01-08 Doug Kwan <dougkwan@google.com>
7310 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7311 prev_data_size_ and prev_addralign_. Remove initializer for
7312 deleted data member has_been_changed_.
7313 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7314 to determine if the table is empty.
7315 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7317 (Stub_table::add_reloc_stub): Define method in class definition
7318 instead of just declaring it there.
7319 (Stub_table::add_cortex_a8_stub): New method definition.
7320 (Stub_table::update_data_size_and_addralign): Ditto.
7321 (Stub_table::finalize_stubs): Ditto.
7322 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7323 (Stub_table::do_addralign_): Return address alignment in the
7324 (Stub_table::do_reset_address_and_file_offset): Define method in
7325 class definition instead of declaring it there. Set current data
7326 size to be the data size of the previous pass.
7327 (Stub_table::set_final_data_size): Use current data size as the
7329 (Stub_table::relocate_stub): Change parameter type of stub from
7330 Reloc_stub pointer to Stub pointer.
7331 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7332 (Stub_table::Cortex_a8_stub_list): New typedef.
7333 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7334 Stub_table::prev_addralign_): New data member.
7335 (Arm_relobj::Arm_relobj): Initialize data member
7336 section_has_cortex_a8_workaround_.
7337 (Arm_relobj::section_has_cortex_a8_workaround,
7338 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7340 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7342 (Target_arm::relocate_stub): Change parameter type of stub from
7343 Reloc_stub pointer to Stub pointer.
7344 (Insn_template::size, Insn_template::alignment): Handle
7345 THUMB16_SPECIAL_TYPE.
7346 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7347 Stub_table::update_data_size_and_addralign,
7348 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7350 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7351 (Stub_table::do_write): Ditto.
7352 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7354 2010-01-08 Ian Lance Taylor <iant@google.com>
7357 * symtab.h (class Symbol): Remove fields is_target_special_ and
7358 has_plt_offset_. Add field is_defined_in_discarded_section_.
7359 (Symbol::is_defined_in_discarded_section): New function.
7360 (Symbol::set_is_defined_in_discarded_section): New function.
7361 (Symbol::has_plt_offset): Rewrite.
7362 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7363 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7364 Don't initialize is_target_special_ or has_plt_offset_.
7365 Initialize is_defined_in_discarded_section_.
7366 (Symbol_table::add_from_relobj): If appropriate, set
7367 is_defined_in_discarded_section.
7368 * resolve.cc (Symbol::override_base_with_special): Don't test
7369 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7370 * target-reloc.h (relocate_section): Do special handling for
7371 symbols defined in discarded sections for global symbols as well
7374 2010-01-08 Ian Lance Taylor <iant@google.com>
7376 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7377 the SHT_SYMTAB case.
7379 2010-01-08 Ian Lance Taylor <iant@google.com>
7381 * object.cc (Sized_relobj::do_layout): Don't get confused if
7382 layout_eh_frame returns NULL.
7384 2010-01-08 Ian Lance Taylor <iant@google.com>
7387 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7388 dynamic symbol table, use the normal symbol table.
7389 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7392 2010-01-08 Ian Lance Taylor <iant@google.com>
7395 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7398 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7400 * version.cc (print_version): Change to "Copyright 2010".
7402 2010-01-08 Ian Lance Taylor <iant@google.com>
7406 * i386.cc (class Target_i386): Change return type of plt_section
7408 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7409 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7410 tls_desc_rel_ field.
7411 (Output_data_plt_i386::rel_tls_desc): New function.
7412 (Target_i386::rel_tls_desc_section): New function.
7413 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7414 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7415 R_386_TLS_DESC reloc in rel_tls_desc_section.
7416 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7417 Define struct Tlsdesc_info.
7418 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7419 (Target_x86_64::do_reloc_symbol_index): New function.
7420 (Target_x86_64::add_tlsdesc_info): New function.
7421 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7422 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7424 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7426 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7427 (Target_x86_64::rela_tlsdesc_section): New function.
7428 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7430 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7431 (Target_x86_64::do_reloc_addend): New function.
7432 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7433 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7434 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7435 (Output_reloc::type): New function.
7436 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7437 (Output_reloc::is_target_specific): New function.
7438 (Output_reloc::target_arg): New function.
7439 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7440 absolute relocs and target specific relocs.
7441 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7442 add_target_specific.
7443 (class Output_data_reloc) [SHT_RELA]: Likewise.
7444 * output.cc (Output_reloc::Output_reloc): Add four new versions
7445 for absolute relocs and target specific relocs.
7446 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7447 (Output_reloc::get_symbol_index): Likewise.
7448 (Output_reloc::local_section_offset): Check that local_sym_index_
7449 is not TARGET_CODE or 0.
7450 (Output_reloc::symbol_value): Likewise.
7451 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7453 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7454 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7456 * layout.cc (add_target_dynamic_tags): Use output section for
7457 DT_PLTRELSZ and DT_JMPREL.
7459 2010-01-07 Ian Lance Taylor <iant@google.com>
7462 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7464 (class Output_data_reloc_generic): Define.
7465 (class Output_data_reloc_base): Change base class to
7466 Output_data_reloc_generic. Change add() method to call
7467 bump_relative_reloc_count for a relative reloc. Remove
7469 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7471 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7472 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7474 * layout.h (class Layout): Update declaration.
7476 2010-01-07 Ian Lance Taylor <iant@google.com>
7478 * output.h (class Output_data): Add const version of
7479 output_section and do_output_section.
7480 (class Output_section_data): Add const version of
7482 (class Output_section): Likewise.
7483 * layout.cc (Layout::add_target_dynamic_tags): New function.
7484 * layout.h (class Layout): Update declarations.
7485 * arm.cc (Target_arm::do_finalize_sections): Use
7486 add_target_dynamic_tags.
7487 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7488 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7489 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7490 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7492 2010-01-07 Ian Lance Taylor <iant@google.com>
7495 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7498 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7499 Ian Lance Taylor <iant@google.com>
7502 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7503 Xindex::read_symtab_xindex.
7505 2010-01-07 Doug Kwan <dougkwan@google.com>
7507 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7508 (Insn_template::thumb16_bcond_insn): New method declaration.
7509 (Insn_template): Fix spelling.
7510 (Stub::thumb16_special): New method declaration.
7511 (Stub::do_write): Define virtual method which was previously pure
7513 (Stub::do_thumb16_special): New method declaration.
7514 (Stub::do_fixed_endian_write): New template member.
7515 (Reloc_stub::do_write): Remove.
7516 (Reloc_stub::do_fixed_endian_write): Remove.
7517 (Cortex_a8_stub): New class definition.
7518 (Stub_factory::make_cortex_a8_stub): New method definition.
7519 (Stub_factory::Stub_factory): Add missing static storage class
7520 qualifier for elf32_arm_stub_a8_veneer_blx.
7522 2010-01-07 Ian Lance Taylor <iant@google.com>
7525 * options.h (class General_options): Add --warn-unresolved-symbols
7526 and --error-unresolved-symbols.
7527 * errors.cc (Errors::undefined_symbol): Implement
7528 --warn-unresolved-symbols.
7530 * options.h (class General_options): Add -z text and -z textoff.
7531 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7533 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7535 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7536 (Garbage_collection::cident_sections): New function.
7537 (Garbage_collection::add_cident_section): New function.
7538 (Garbage_collection::cident_sections_): New member.
7539 (gc_process_relocs): Add references to sections whose names are C
7541 * gold.h (cident_section_start_prefix): New constant.
7542 (cident_section_stop_prefix): New constant.
7543 (is_cident): New function.
7544 * layout.cc (Layout::define_section_symbols): Replace string constants
7545 with the newly defined constants.
7546 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7548 * testsuite/Makefile.am: Add gc_orphan_section_test.
7549 * testsuite/Makefile.in: Regenerate.
7550 * testsuite/gc_orphan_section_test.cc: New file.
7551 * testsuite/gc_orphan_section_test.sh: New file.
7553 2010-01-06 Ian Lance Taylor <iant@google.com>
7556 * options.h (class General_options): Add --warn-shared-textrel.
7557 * layout.cc (Layout::finish_dynamic_section): Implement
7558 --warn-shared-textrel.
7561 * options.h (class General_options): Add --warn-multiple-gp.
7563 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7565 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7566 $(THREADSLIB) and $(LIBDL).
7567 * Makefile.in: Rebuild.
7569 2010-01-06 Ian Lance Taylor <iant@google.com>
7572 * options.cc (General_options::parse_section_start): New function.
7573 (General_options::section_start): New function.
7574 (General_options::General_options): Initialize all members.
7575 * options.h: Include <map>
7576 (class General_options): Add --section-start. Add section_starts_
7578 * layout.cc (Layout::attach_allocated_section_to_segment): If
7579 --section-start was used, set the address of the segment. Remove
7580 local sort_sections.
7581 (Layout::relaxation_loop_body): If the address of the load segment
7582 has been set by --section-start, don't use it.
7583 * output.h (Output_segment::update_flags_for_output_section): New
7585 * output.cc (Output_segment::add_output_section): Call
7586 update_flags_for_output_section.
7588 2010-01-05 Ian Lance Taylor <iant@google.com>
7591 * options.h (class General_options): Add --undefined-version.
7592 * script.cc (struct Version_expression): Add was_matched_by_symbol
7594 (Version_script_info::matched_symbol): New function.
7595 (Version_script_info::get_symbol_version_helper): Call
7597 (Version_script_info::check_unmatched_names): New function.
7598 * script.h (class Version_script_info): Update declarations.
7599 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7601 * options.h (class General_options): Use DEFINE_bool_alias for
7602 allow_multiple_definition.
7603 * resolve.cc (Symbol_table::should_override): Don't test
7604 allow_multiple_definition.
7607 * options.h (class General_options): Add --cref.
7608 * main.cc (main): Print cref table if --cref. Don't close mapfile
7609 until after printing cref table.
7610 * cref.cc: Include "symtab.h".
7611 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7612 (Cref_table_compare::operator()): New function.
7613 (Cref_inputs::gather_cref): New function.
7614 (filecol): New static const.
7615 (Cref_inputs::print_cref): New function.
7616 (Cref::print_cref): New function.
7617 * cref.h: Include <cstdio>.
7618 (class Cref): Update declarations.
7619 * mapfile.h (Mapfile::file): New function.
7620 * object.h (class Object): Define Symbols. Declare virtual
7621 do_get_global_symbols.
7622 (Object::get_global_symbols): New function.
7623 * object.cc (Input_objects::add_object): Pass object to cref_ if
7625 (Input_objects::archive_start): Likewise.
7626 (Input_objects::archive_stop): Likewise.
7627 (Input_objects::print_cref): New function.
7628 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7629 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7631 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7633 * plugin.h (class Sized_pluginobj): Update declarations.
7635 2010-01-05 Ian Lance Taylor <iant@google.com>
7637 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7638 to is_default_version. Rename insdef to insdefault.
7639 (Symbol_table::add_from_relobj): Rename def to is_default_version
7640 and local to is_forced_local.
7641 (Symbol_table::add_from_pluginobj): Likewise.
7642 (Symbol_table::add_from_dynobj): Likewise.
7643 (Symbol_table::define_special_symbol): Rename insdef to
7646 2010-01-04 Ian Lance Taylor <iant@google.com>
7649 * options.h (class General_options): Add
7650 --allow-multiple-definition and -z muldefs.
7651 * resolve.cc (Symbol_table::should_override): Don't warn about a
7652 multiple symbol definition if --allow-multiple-definition or -z
7656 * options.h (class General_options): Add --add-needed and
7657 --copy-dt-needed-entries. Tweak --as-needed help entry.
7658 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7659 error if --copy-dt-needed-entries aka --add-needed is used and
7660 would cause a change in behaviour.
7663 * options.h (class General_options): Add -G as a short version of
7664 --shared. Add no-op options -assert, -g, and -i.
7666 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7668 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7669 check for .text or .gnu.linkonce.t sections.
7670 * icf.cc (Icf::find_identical_sections): Ditto.
7671 Change the detection for mangled function name within the section
7673 * icf.h (is_section_foldable_candidate): New function.
7675 2009-12-30 Ian Lance Taylor <iant@google.com>
7678 * options.h (class General_options): Permit two dashes with
7679 --retain-symbols-file.
7681 2009-12-30 Ian Lance Taylor <iant@google.com>
7684 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7685 don't put the file header and segment headers in the text
7689 * common.cc (Sort_commons::operator()): Stabilize sort when both
7691 (Symbol_table::do_allocate_commons_list): When allocating common
7692 symbols, skip a symbol which is no longer common.
7693 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7694 an object before checking its type.
7695 * testsuite/common_test_2.c: New file.
7696 * testsuite/common_test_3.c: New file.
7697 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7698 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7699 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7700 (common_test_2_pic.o, common_test_2.so): New targets.
7701 (common_test_3_pic.o, common_test_3.so): New targets.
7702 * testsuite/Makefile.in: Rebuild.
7705 * script.cc (read_input_script): If we see a new SECTIONS clause,
7706 and we have added an input section, give an error.
7707 * layout.h (class Layout): Add have_added_input_section function.
7708 Add have_added_input_section_ field.
7709 * layout.cc (Layout::Layout): Initialize
7710 have_added_input_section_.
7711 (Layout::layout): Set have_added_input_section_.
7712 (Layout::layout_eh_frame): Likewise.
7714 2009-12-30 Ian Lance Taylor <iant@google.com>
7717 * options.h (class General_options): Add --sort-common option.
7718 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7719 * common.cc (Sort_common): Add sort_order parameter to
7720 constructor. Add sort_order_ field.
7721 (Sort_commons::operator): Check sort_order_.
7722 (Symbol_table::allocate_commons): Determine the sort order.
7723 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7725 (Symbol_table::do_allocate_commons_list): Likewise.
7727 2009-12-30 Ian Lance Taylor <iant@google.com>
7730 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7731 symbols from this object, don't change the visibility of an
7733 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7735 2009-12-30 Ian Lance Taylor <iant@google.com>
7738 * script.h (class Version_script_info): Define Language enum.
7739 Update declarations. Define Glob, Exact, and Lookup types. Add
7740 new fields globals_, locals_, and is_finalized_.
7741 * script.cc: Various formatting fixes.
7742 (class Parser_closure): Change language_stack_ from a vector of
7743 std::string to one of Version_script_info::Language. Adjust all
7745 (class Lazy_demangler): Remove.
7746 (struct Version_expression): Change language from std::string to
7747 Version_script_info::Language.
7748 (Version_script_info::Version_script_info): New function.
7749 (Version_script_info::~Version_script_info): Don't call clear.
7750 (Version_script_info::finalize): New function.
7751 (Version_script_info::build_lookup_tables): New function.
7752 (Version_script_info::build_expression_list_lookup): New
7754 (Version_script_info::get_symbol_version_helper): Rewrite to use
7756 (Version_script_info::print_expression_list): Adjust to use
7757 Version_script_info::Language.
7758 (script_push_lex_into_version_mode): Check that the version script
7759 has not been finalized.
7760 (version_script_push_lang): Change language string to
7761 Version_script_info::Language.
7762 * options.cc (Command_line::version_script): New function.
7763 * options.h (class General_options): Add finalize_dynamic_list
7764 function. Change version_script from declaration to definition.
7765 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7766 * testsuite/version_script.map: Remove duplicate def of foo.
7767 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7769 * testsuite/Makefile.in: Rebuild.
7771 2009-12-30 Ian Lance Taylor <iant@google.com>
7774 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7775 if the input symbol index is 0, make the output symbol index 0.
7777 2009-12-30 Ian Lance Taylor <iant@google.com>
7780 * options.h (class General_options): Add -x/--discard-all.
7781 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7782 --discard-all. If the local symbol needs a dynamic entry, check
7783 that before handling --discard-locals.
7785 2009-12-30 Ian Lance Taylor <iant@google.com>
7788 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7790 (Output_segment::add_output_section): Don't change the flags if
7794 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7795 GNU hash table if they need a dynamic value. Otherwise, don't add
7796 them if they are defined in a dynamic object or are forced local.
7798 2009-12-29 Ian Lance Taylor <iant@google.com>
7801 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7802 .gnu.hash table for a 32-bit target.
7805 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7806 regular and a dynamic object only needs a dynamic symbol table
7807 entry if it is externally visible.
7810 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7811 constructor. Add global_offset_table_ field.
7812 (Target_i386::got_section): Set global_offset_table_.
7813 (Target_i386::do_finalize_sections): Set global_offset_table_
7815 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7816 in constructor. Add global_offset_table_ field.
7817 (Target_x86_64::got_section): Set global_offset_table_.
7818 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7821 * layout.cc (Layout::Layout): Initialize increase_relro_.
7822 (Layout::get_output_section): Add is_relro, is_last_relro, and
7823 is_first_non_relro parameters. Change all callers.
7824 (Layout::choose_output_section): Likewise.
7825 (Layout::add_output_section_data): Likewise.
7826 (Layout::make_output_section): Likewise.
7827 (Layout::set_segment_offsets): Clear increase_relro when using a
7829 * layout.h (class Layout): Add increase_relro method. Add
7830 increase_relro_ field. Update declarations.
7831 * output.cc (Output_section::Output_section): Initialize
7832 is_last_relro_ and is_first_non_relro_.
7833 (Output_segment::add_output_section): Group relro sections is
7834 do_sort is true. Handle is_last_relro and is_first_non_relro.
7835 (Output_segment::maximum_alignment): Remove relro handling.
7836 (Output_segment::set_section_addresses): Add increase_relro
7837 parameter. Change all callers. Add initial alignment to align
7838 relro sections on separate page. Remove old relro handling.
7839 (Output_segment::set_section_list_addresses): Remove in_relro
7840 parameter. Change all callers.
7841 (Output_segment::set_offset): Add increase parameter. Change all
7842 callers. Remove old relro handling.
7843 * output.h (class Output_section): Add new methods: is_last_relro,
7844 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7845 Add is_last_relro_ and is_first_non_relro_ fields.
7846 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7847 Create separate .got.plt section. Call increase_relro.
7848 * x86_64.cc (Target_x86_64::got_section): Likewise.
7849 * testsuite/relro_script_test.t: Add .got.plt.
7852 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7853 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7854 (Layout::finalize): Call set_dynamic_symbol_size.
7855 (Layout::set_dynamic_symbol_size): New function.
7856 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7857 set_dynamic_symbol_size.
7860 * output.h (class Output_section): Add is_entsize_zero_ field.
7861 * output.cc (Output_section::Output_section): Initialize
7863 (Output_section::set_entsize): If two different entsizes are
7864 requested, force it to zero.
7865 (Output_section::add_input_section): Set flags for .debug_str
7866 before updating section flags. Set entsize.
7867 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7868 and SHF_STRING if all input sections have those flags.
7870 2009-12-29 Rafael Espindola <espindola@google.com>
7872 * main.cc (main): Fix the sys time reporting.
7873 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7876 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7878 * options.cc (General_options::parse_version): Allow -v to exit
7879 without an error if there is nothing to link.
7881 2009-12-29 Ian Lance Taylor <iant@google.com>
7883 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7884 using a version of gcc before 4.1.
7885 * configure: Rebuild.
7887 2009-12-28 Chris Demetriou <cgd@google.com>
7889 * attributes.cc (Output_attributes_section_data::do_write): Use
7890 std::vector::front rather than std::vector::data.
7892 2009-12-28 Ian Lance Taylor <iant@google.com>
7894 * symtab.h (class Symbol_table): Add enum Defined.
7895 * resolve.cc (Symbol_table::should_override): Add defined
7896 parameter. Change all callers. Test whether object is NULL
7897 before calling a method on it.
7898 (Symbol_table::report_resolve_problem): Add defined parameter.
7900 (Symbol_table::should_override_with_special): Likewise.
7901 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7902 parameter. Change all callers.
7903 (Symbol_table::do_define_in_output_data): Likewise.
7904 (Symbol_table::define_in_output_segment): Likewise.
7905 (Symbol_table::do_define_in_output_segment): Likewise.
7906 (Symbol_table::define_as_constant): Likewise.
7907 (Symbol_table::do_define_as_constant): Likewise.
7908 * script.h (class Symbol_assignment): Add is_defsym parameter to
7909 constructor; change all callers.
7910 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7911 parameter. Change all callers. Add is_defsym_ field.
7912 (class Parser_closure): Add parsing_defsym parameter to
7913 constructor; change all callers. Add parsing_defsym accessor
7914 function. Add parsing_defsym_ field.
7916 2009-12-28 Ian Lance Taylor <iant@google.com>
7918 * gold.cc (queue_middle_tasks): Fix formatting.
7919 * object.cc (Relobj::is_section_name_included): Likewise.
7921 2009-12-23 Ian Lance Taylor <iant@google.com>
7923 * i386.cc (Target_i386::do_calls_non_split): Recognize
7924 -fsplit-stack prologue for a function with a static chain.
7925 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7926 -fsplit-stack prologue when using %r11.
7928 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7930 * options.cc (General_options::parse_version): Make -v continue and do
7931 the link like GNU ld does.
7933 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7935 * Makefile.am (CCFILES): Add timer.cc.
7936 (HFILES): Add timer.h.
7937 * configure.ac: Check for sysconf and times.
7938 * main.cc: include timer.h.
7939 (main): Use Timer instead of get_run_time.
7942 * workqueue.cc: include timer.h.
7943 (Workqueue::find_and_run_task):
7944 Report user, sys and wall time.
7945 * Makefile.in: Regenerate.
7946 * config.in: Regenerate.
7947 * configure: Regenerate.
7949 2009-12-16 Doug Kwan <dougkwan@google.com>
7951 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7953 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7954 relaxed input sections.
7955 * output.cc (Output_section::find_relaxed_input_section): Change
7956 return type to Output_relaxed_input_section pointer. Adjust code
7957 for new type of relaxed_input_section_map_.
7958 * output.h (Output_section::find_relaxed_input_section): Change
7959 return type to Output_relaxed_input_section pointer.
7960 (Output_section::Output_relaxed_input_section_by_input_section_map):
7962 (Output_section::relaxed_input_section_map_): Change type to
7963 Output_section::Output_relaxed_input_section_by_input_section_map.
7964 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7967 2009-12-15 Ian Lance Taylor <iant@google.com>
7969 * layout.cc (Layout::create_shstrtab): Only write out after input
7970 sections if we are compressing debug sections.
7972 2009-12-15 Ian Lance Taylor <iant@google.com>
7974 * archive.cc (Archive::add_symbols): Only look up a symbol without
7975 a version if there is, in fact, a version.
7977 2009-12-14 Ian Lance Taylor <iant@google.com>
7979 Revert -Wshadow changes, all changes from:
7980 2009-12-11 Doug Kwan <dougkwan@google.com>
7981 2009-12-11 Nick Clifton <nickc@redhat.com>
7982 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7984 2009-12-11 Doug Kwan <dougkwan@google.com>
7986 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7988 * attributes.cc (Object_attribute::size): Ditto.
7989 (Attributes_section_data::size): Ditto.
7990 (Attributes_section_data::Attributes_section_data): Ditto.
7991 (Output_attributes_section_data::do_write): Ditto.
7992 * attributes.h (Object_attribute::set_type): Ditto.
7993 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7995 2009-12-11 Nick Clifton <nickc@redhat.com>
7997 * archive.cc: Fix shadowed variable warnings.
7999 * compressed_output.cc: Likewise.
8000 * compressed_output.h: Likewise.
8001 * configure: Likewise.
8002 * dwarf_reader.cc: Likewise.
8003 * dynobj.cc: Likewise.
8004 * dynobj.h: Likewise.
8005 * ehframe.cc: Likewise.
8006 * ehframe.h: Likewise.
8007 * errors.cc: Likewise.
8008 * expression.cc: Likewise.
8009 * fileread.cc: Likewise.
8010 * fileread.h: Likewise.
8011 * freebsd.h: Likewise.
8012 * i386.cc: Likewise.
8014 * incremental.h: Likewise.
8015 * layout.cc: Likewise.
8016 * layout.h: Likewise.
8017 * mapfile.cc: Likewise.
8018 * merge.cc: Likewise.
8019 * merge.h: Likewise.
8020 * object.cc: Likewise.
8021 * object.h: Likewise.
8022 * options.h: Likewise.
8023 * output.cc: Likewise.
8024 * output.h: Likewise.
8025 * parameters.cc: Likewise.
8026 * plugin.cc: Likewise.
8027 * powerpc.cc: Likewise.
8028 * reduced_debug_output.cc: Likewise.
8029 * reduced_debug_output.h: Likewise.
8030 * reloc.cc: Likewise.
8031 * reloc.h: Likewise.
8032 * resolve.cc: Likewise.
8033 * script-sections.cc: Likewise.
8034 * script.cc: Likewise.
8035 * script.h: Likewise.
8036 * sparc.cc: Likewise.
8037 * symtab.cc: Likewise.
8038 * symtab.h: Likewise.
8039 * target-select.cc: Likewise.
8040 * target-select.h: Likewise.
8041 * token.h: Likewise.
8042 * workqueue.cc: Likewise.
8043 * workqueue.h: Likewise.
8044 * x86_64.cc: Likewise.
8046 2009-12-10 Doug Kwan <dougkwan@google.com>
8048 * arm.cc (attributes.h): New include.
8049 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8050 (Arm_relobj::~Arm_relobj): Delete object pointed by
8051 attributes_section_data_.
8052 (Arm_relobj::attributes_section_data): New method definition.
8053 (Arm_relobj::attributes_section_data_): New data member declaration.
8054 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8055 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8056 attributes_section_data_.
8057 (Arm_dynobj::attributes_section_data): New method definition.
8058 (Arm_dynobj::attributes_section_data_): New data member declaration.
8059 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8060 initialization value of may_use_blx_ to false.
8061 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8062 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8063 object attributes to compute results instead of hard-coding.
8064 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8065 Target_arm::get_secondary_compatible_arch,
8066 Target_arm::set_secondary_compatible_arch
8067 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8068 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8069 New method declarations.
8070 (Target_arm::get_aeabi_object_attribute): New method definition.
8071 (Target_arm::attributes_section_data_): New data member declaration.
8072 (read_arm_attributes_section): New template definition.
8073 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8074 (Arm_dynobj::do_read_symbols): Ditto.
8075 (Target_arm::do_finalize_sections): Merge attributes sections from
8076 input. Check for BLX use after attributes section merging.
8077 Fix __exidx_start and __exidx_end visibility. Create an
8078 .ARM.attributes section if necessary.
8079 (Target_arm::get_secondary_compatible_arch,
8080 Target_arm::set_secondary_compatible_arch,
8081 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8082 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8083 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8084 New method definitions.
8086 2009-12-09 Ian Lance Taylor <iant@google.com>
8088 * plugin.cc (Plugin::load): Don't cast from void* to a function
8091 2009-12-09 Ian Lance Taylor <iant@google.com>
8093 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8096 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8098 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8099 Replace two_file_shared_1.so with two_file_shared_2.so.
8100 * testsuite/Makefile.in: Regenerated.
8102 2009-12-08 Doug Kwan <dougkwan@google.com>
8104 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8105 (HFILES): Add attributes.h and int_encoding.h.
8106 * Makefile.in: Regenerate.
8107 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8108 function definitions to int_encoding.cc
8109 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8110 prototypes to int_encoding.h
8111 * reduced_debug_output.cc (int_encoding.h): New include.
8112 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8113 function definitions to int_encoding.cc
8114 (insert_into_vector, read_from_pointer): Move template definitions to
8116 * attributes.cc: New file.
8117 * attributes.h: New file.
8118 * int_encoding.cc: New file.
8119 * int_encoding.h: New file.
8121 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8124 * incremental-dump.cc (dump_incremental_inputs): New.
8125 (main): Use dump_incremental_inputs.
8127 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8130 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8131 checking elfcpp::STT_FUNC.
8132 (Target_i386::Relocate::relocate): Likewise.
8133 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8135 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8136 symbols from shared libraries into normal FUNC symbols.
8138 * symtab.h (Symbol): Add is_func and use it.
8140 2009-12-05 Doug Kwan <dougkwan@google.com>
8142 * arm.cc (Target_arm::arm_info): Initialize new fields
8143 attributes_section and attributes_vendor.
8144 * i386.cc (Target_i386::i386_info): Same.
8145 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8146 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8147 fields attributes_section and attributes_vendor.
8148 * sparc.cc (Target_sparc::sparc_info): Same.
8149 * target.h (Target::attributes_section, Target::attributes_vendor,
8150 Target::is_attributes_section, Target::attribute_arg_type,
8151 Target::attributes_order): New method definitions.
8152 (Target::Target_info::attributes_section,
8153 Target::Target_info::attributes_vendor): New fields.
8154 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8155 virtual method definitions.
8156 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8157 attributes_section and attributes_vendor.
8158 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8160 2009-12-05 Doug Kwan <dougkwan@google.com>
8162 * arm.cc: Update comments about interworking and stub generation.
8163 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8164 considered as non-PIC.
8165 (Arm_relocate_functions::base_abs): Fix formatting.
8166 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8167 of function to use GOT entry address instead of offset.
8168 (Target_arm::Scan::global): Issue an error if a symbol would need a
8169 PLT does not get one because it is untyped. Remove code to create
8170 dynamic symbols for relative branches.
8171 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8172 takes unsigned integer instead of boolean.
8174 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8176 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8177 (two_file_test_LDADD): Likewise.
8178 (common_test_1_LDADD): Likewise.
8179 (exception_test_LDADD) Likewise.
8180 (weak_test_LDADD): Likewise.
8181 (many_sections_test_LDADD): Likewise.
8182 (initpri1_LDADD): Likewise.
8183 (script_test_1_LDADD): Likewise.
8184 (script_test_2_LDADD): Likewise.
8185 (justsyms_LDADD): Likewise.
8186 (binary_test_LDADD): Likewise.
8187 (large_LDADD): Likewise.
8188 * testsuite/Makefile.in: Regenerated.
8190 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8192 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8193 (Symbol_table::override_with_special): Likewise.
8194 (Symbol_table::add_from_object): Likewise.
8196 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8198 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8199 Don't set the data_offset twice.
8201 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8203 * testsuite/Makefile.in: Regenerate.
8205 2009-12-03 Doug Kwan <dougkwan@google.com>
8207 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8208 (Target_arm::do_finalize_sections): Add parameter for symbol table
8209 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8210 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8211 parameter for symbol table pointer.
8212 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8213 an additional parameter for a pointer to symbol table.
8214 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8215 parameter for a symbol table pointer.
8216 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8217 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8219 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8220 parameter for a symbol table pointer.
8222 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8224 * incremental.cc (Incremental_inputs_header)
8225 (Incremental_inputs_header_write, Incremental_inputs_entry)
8226 (Incremental_inputs_entry_write): Move ...
8227 * incremental.h (Incremental_inputs_header)
8228 (Incremental_inputs_header_write, Incremental_inputs_entry)
8229 (Incremental_inputs_entry_write): here.
8231 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8233 * incremental.cc (make_sized_incremental_binary): Set the target.
8234 Error if it is incompatible.
8235 * output.h (Output_file): Add filename method.
8237 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8239 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8240 from the get_* methods.
8242 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8244 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8245 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8246 Write 0 for the data_offset of scripts.
8248 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8250 * testsuite/Makefile.am: Add the incremental_test.sh test.
8251 * testsuite/incremental_test.sh: New.
8252 * testsuite/incremental_test_1.c: New.
8253 * testsuite/incremental_test_2.c: New.
8255 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8257 * incremental-dump.cc (main): Fix typos.
8259 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8262 * incremental-dump.cc (main): Use llu to print 64 bit values.
8264 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8265 H.J. Lu <hongjiu.lu@intel.com>
8267 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8269 (incremental_dump_LDADD): Likewise.
8270 * Makefile.in: Regenerated.
8272 2009-11-25 Doug Kwan <dougkwan@google.com>
8276 2009-11-25 Doug Kwan <dougkwan@google.com>
8278 * arm.cc (Target_arm::Target_arm): Move method definition
8279 outside of class definition. Add code to handle
8280 --target1-rel, --target1-abs and --target2= options.
8281 (Target_arm::get_reloc_reloc_type): Change method to be
8282 non-static and const.
8283 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8284 New data member declaration.
8285 (Target_arm::Scan::local, Target_arm::Scan::global,
8286 Target_arm::Relocate::relocate,
8287 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8288 Adjust call to Target_arm::get_real_reloc_type.
8289 (Target_arm::get_real_reloc_type): Use command line options
8290 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8291 * options.h (--target1-rel, --target1-abs, --target2): New
8294 2009-11-25 Doug Kwan <dougkwan@google.com>
8296 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8297 class definition. Add code to handle --target1-rel, --target1-abs
8298 and --target2= options.
8299 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8301 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8303 (Target_arm::Scan::local, Target_arm::Scan::global,
8304 Target_arm::Relocate::relocate,
8305 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8306 call to Target_arm::get_real_reloc_type.
8307 (Target_arm::get_real_reloc_type): Use command line options to
8308 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8309 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8312 2009-11-25 Doug Kwan <dougkwan@google.com>
8314 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8315 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8316 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8318 (Arm_relocate_functions::thm_call): Replace body with a call to
8319 Arm_relocate_functions::thumb_branch_common.
8320 (Arm_relocate_functions::thm_jump24,
8321 Arm_relocate_functions::thm_xpc22): New method definitions.
8322 (Arm_relocate_functions::thumb_branch_common): New method definition.
8323 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8325 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8326 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8328 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8330 * Makefile.am: Build incremental-dump
8331 * Makefile.in: Regenerate.
8332 * incremental-dump.cc: New.
8333 * incremental.cc (Incremental_inputs_header_data,
8334 Incremental_inputs_entry_data): Move to incremental.h
8335 * incremental.h: (Incremental_inputs_header_data,
8336 Incremental_inputs_entry_data): Move from incremental.cc
8338 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8340 * incremental.cc (Incremental_inputs_header,
8341 Incremental_inputs_header_write, Incremental_inputs_entry,
8342 Incremental_inputs_entry_write): Add a typedef with the data type.
8344 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8346 * incremental.cc (Incremental_inputs_header,
8347 Incremental_inputs_header_write, Incremental_inputs_entry,
8348 Incremental_inputs_entry_write): Update comment about which
8349 type has the filed descriptions.
8351 2009-11-15 Doug Kwan <dougkwan@google.com>
8353 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8354 (Arm_relocate_functions::arm_branch_common): Change method defintion
8355 in class definition to a method declaration and update list of formal
8357 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8358 Arm_relocation_functions::jump24): Adjust call to
8359 Arm_relocate_functions::arm_branch_common. Update list of formal
8361 (Arm_relocate_functions::xpc25): New method definition.
8362 (Arm_relocate_functions::arm_branch_common): Move method defintion
8363 out from class definition. Use stubs for mode-switching and extending
8365 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8366 specially. Change code to enable use of stubs in ARM branches.
8368 2009-11-10 Doug Kwan <dougkwan@google.com>
8370 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8371 in method declaration.
8372 (Target_arm::relocate_stub): New method declaration.
8373 (Target_arm::default_target): Change to return a pointer instead of
8375 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8376 Target_arm::default_target.
8377 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8379 (Target_arm::relocate_section): Adjust view.
8380 (Target_arm::relocate_stub): New method definition.
8382 2009-11-10 Doug Kwan <dougkwan@google.com>
8384 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8386 * incremental.cc (open_incremental_binary): Initialized local
8387 variables to avoid warnings.
8388 * object.cc (make_elf_object): Ditto.
8389 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8392 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8395 * testsuite/plugin_test.c: Include "config.h".
8397 2009-11-09 Doug Kwan <dougkwan@google.com>
8399 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8400 (arm_symbol_value): Remove.
8401 (Arm_relocate_functions::arm_branch_common,
8402 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8403 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8404 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8405 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8406 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8407 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8408 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8409 Arm_relocate_functions::thm_mobw_abs_nc,
8410 Arm_relocate_functions::thm_mov_abs,
8411 Arm_relocate_functions::movw_prel_nc,
8412 Arm_relocate_functions::thm_movt_abs,
8413 Arm_relocate_functions::movt_prel,
8414 Arm_relocate_functions::thm_movw_prel_nc,
8415 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8416 (Target_arm::Relocate::relocate): Only decompose address into two
8417 parts if relocation type uses the thumb-bit and pass the actual
8418 bit instead of a flag indicating that the thumb-bit is used. Adjust
8419 calls to methods in Arm_relocate_functions for this change.
8421 2009-11-08 Ian Lance Taylor <iant@google.com>
8424 * reloc.cc: Instantiate
8425 Sized_relobj::initialize_input_to_output_maps and
8426 Sized_relobj:free_input_to_output_maps.
8428 2009-11-06 Ian Lance Taylor <iant@google.com>
8431 * defstd.cc (in_segment): Set only_if_ref true for "end".
8433 2009-11-06 Doug Kwan <dougkwan@google.com>
8435 * arm.cc (class Reloc_stub): Correct a comment.
8436 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8437 (Target_arm::scan_section_for_stubs): New method declaration.
8438 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8439 Change methods from private to protected.
8440 (Target_arm::do_may_relax): New method definition.
8441 (Target_arm::do_relax, Target_arm::group_sections,
8442 Target_arm::scan_reloc_for_stub,
8443 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8444 (Target_arm::arm_input_section_map_): New data member declaration.
8445 (Target_arm::scan_reloc_for_stub,
8446 Target_arm::scan_reloc_section_for_stubs,
8447 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8448 Target_arm::do_relax): New method definitions.
8450 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8452 * configure.ac: Check for (struct stat)::st_mtim
8453 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8454 * config.in: Regenerate.
8455 * configure: Regenerate.
8457 2009-11-05 Ian Lance Taylor <iant@google.com>
8460 * output.cc (Output_segment::add_output_section): Add missing
8463 2009-11-04 Ian Lance Taylor <iant@google.com>
8466 * object.h (class Object): Add is_needed and set_is_needed
8467 methods. Add is_needed_ field. Make bool fields into bitfields.
8468 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8469 defined in a dynamic object and referenced by a regular object,
8470 set is_needed for the dynamic object.
8471 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8472 if the file is marked with as_needed and it is not needed.
8474 2009-11-04 Ian Lance Taylor <iant@google.com>
8477 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8478 tags if data is discarded by linker script.
8479 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8480 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8481 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8482 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8484 2009-11-04 Ian Lance Taylor <iant@google.com>
8486 * layout.cc (Layout::get_output_section): Add is_interp and
8487 is_dynamic_linker_section parameters. Change all callers.
8488 (Layout::choose_output_section): Likewise.
8489 (Layout::make_output_section): Likewise.
8490 (Layout::add_output_section_data): Add is_dynamic_linker_section
8491 parameter. Change all callers.
8492 * layout.h (class Layout): Update declarations.
8493 * output.h (class Output_section): Add is_interp, set_is_interp,
8494 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8495 Add is_interp_, is_dynamic_linker_section_ fields. Change
8496 generate_code_fills_at_write_ to a bitfield.
8497 * output.cc (Output_section::Output_sections): Initialize new
8499 (Output_segment::add_output_section): Add do_sort parameter.
8502 2009-11-03 Ian Lance Taylor <iant@google.com>
8505 * options.h (class General_options): Add --warn-common.
8506 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8507 merging two common symbols.
8508 (Symbol_table::should_override): Handle --warn-common when merging
8509 a common symbol with a defined symbol. Use report_resolve_problem
8510 for multiple definitions.
8511 (Symbol_table::report_resolve_problem): New function.
8512 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8514 2009-11-03 Doug Kwan <dougkwan@google.com>
8516 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8518 (Target_arm::stub_factory): New method definition.
8519 (Target_arm::new_arm_input_section,
8520 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8521 Target_arm::reloc_uses_thumb_bit): New method declarations.
8522 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8523 New type definitions.
8524 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8525 member declarations.
8526 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8527 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8528 New method definitions.
8530 2009-11-03 Ian Lance Taylor <iant@google.com>
8532 * options.h (class General_options): Add --warn_constructors.
8534 2009-11-03 Ian Lance Taylor <iant@google.com>
8537 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8538 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8540 2009-11-03 Ian Lance Taylor <iant@google.com>
8543 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8544 --msgid-bugs-address.
8545 (install-pdf): New target.
8546 (install-data_yes): Look up one directory to find mkinstalldirs.
8548 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8550 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8553 2009-10-30 Doug Kwan <dougkwan@google.com>
8555 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8557 2009-10-30 Doug Kwan <dougkwan@google.com>
8559 * arm.cc (Stub_addend_reader): New struct template definition
8560 and partial specializations.
8561 (Stub_addend_reader::operator()): New method definition for a
8562 partially specialized template.
8564 2009-10-30 Doug Kwan <dougkwan@google.com>
8566 * arm.cc (Arm_relobj::processor_specific_flags): New method
8568 (Arm_relobj::do_read_symbols): New method declaration.
8569 (Arm_relobj::processor_specific_flags_): New data member declaration.
8570 (Arm_dynobj): New class definition.
8571 (Target_arm::do_finalize_sections): Add input_objects parameter.
8572 (Target_arm::do_adjust_elf_header): New method declaration.
8573 (Target_arm::are_eabi_versions_compatible,
8574 (Target_arm::merge_processor_specific_flags): New method declaration.
8575 (Target_arm::do_make_elf_object): New overloaded method definitions
8577 (Arm_relobj::do_read_symbols): New method definition.
8578 (Arm_dynobj::do_read_symbols): Ditto.
8579 (Target_arm::do_finalize_sections): Add input_objects parameters.
8580 Merge processor-specific flags from all input objects.
8581 (Target_arm::are_eabi_versions_compatible,
8582 Target_arm::merge_processor_specific_flags,
8583 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8584 New method definitions.
8585 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8586 Input_objects pointer type parameter.
8587 * layout.cc (Layout::finalize): Pass input objects to target's.
8588 finalize_sections function.
8589 * output.cc (Output_file_header::do_sized_write): Set ELF file
8590 header's processor-specific flags.
8591 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8592 Input_objects pointer type parameter.
8593 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8594 * target.h (Input_objects): New forward class declaration.
8595 (Target::processor_specific_flags,
8596 Target::are_processor_specific_flags_sect): New method definitions.
8597 (Target::finalize_sections): Add input_objects parameter.
8598 (Target::Target): Initialize processor_specific_flags_ and
8599 are_processor_specific_flags_set_.
8600 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8602 (Target::set_processor_specific_flags): New method definition.
8603 (Target::processor_specific_flags_,
8604 Target::are_processor_specific_flags_set_): New data member
8606 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8607 Input_objects pointer type parameter.
8609 2009-10-30 Doug Kwan <dougkwan@google.com>
8611 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8613 2009-10-28 Ian Lance Taylor <iant@google.com>
8615 * object.h (class Relobj): Drop options parameter from
8616 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8617 do_scan_relocs, do_relocate. Change all callers.
8618 (class Sized_relobj): Drop options parameters from
8619 do_gc_process_relocs, do_scan_relocs, do_relocate,
8620 do_relocate_sections, relocate_sections, emit_relocs_scan,
8621 emit_relocs_scan_reltype. Change all callers.
8622 (struct Relocate_info): Remove options field and all references to
8624 * reloc.h (class Read_relocs): Remove options constructor
8625 parameter and options_ field. Change all callers.
8626 (class Gc_process_relocs, class Scan_relocs): Likewise.
8627 (class Relocate_task): Likewise.
8628 * target-reloc.h (scan_relocs): Remove options parameter. Change
8630 (scan_relocatable_relocs): Likewise.
8631 * target.h (class Sized_target): Remove options parameter from
8632 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8634 * gc.h (gc_process_relocs): Remove options parameter. Change all
8636 * arm.cc: Update functions to remove options parameters.
8637 * i386.cc: Likewise.
8638 * powerpc.cc: Likewise.
8639 * sparc.cc: Likewise.
8640 * x86_64.cc: Likewise.
8641 * testsuite/testfile.cc: Likewise.
8643 2009-10-28 Doug Kwan <dougkwan@google.com>
8645 * arm.cc (Arm_relobj): New class definition.
8646 (Arm_relobj::scan_sections_for_stubs,
8647 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8648 New method definitions.
8650 2009-10-28 Cary Coutant <ccoutant@google.com>
8652 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8653 (Plugin::cleanup_done_): New member.
8654 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8655 (Plugin_manager::cleanup_done_): Remove.
8656 (Plugin_manager::add_input_file): Edit error message.
8657 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8658 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8660 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8662 * fileread.cc: (File_read::View::~View): Use the new
8663 data_ownership_ filed.
8664 (File_read::~File_read): Dispose the new whole_file_view_.
8665 (File_read::open): Mmap the whole file if needed.
8666 (File_read::open): Use whole_file_view_ instead of contents_.
8667 (File_read::find_view): Use whole_file_view_ if applicable.
8668 (File_read::do_read): Use whole_file_view_ instead of contents_.
8669 (File_read::make_view): Use whole_file_view_ instead of contents_,
8670 update File_read::View::View call.
8671 (File_read::find_or_make_view): Update File_read::View::View
8673 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8675 (File_read::View::Data_ownership): New enum.
8676 (File_read::View::View): Replace bool mapped_ with Data_ownership
8678 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8679 (File_read::View::data_ownership_): New field.
8680 (File_read::contents_): Remove (replaced by whole_file_view_).
8681 (File_read::whole_file_view_): New field.
8682 * options.h (class General_options): Add --keep-files-mapped.
8684 2009-10-27 Cary Coutant <ccoutant@google.com>
8686 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8687 * testsuite/Makefile.am (plugin_test_5): New test case.
8688 * testsuite/Makefile.in: Regenerate.
8690 2009-10-25 Doug Kwan <dougkwan@google.com>
8692 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8693 from private to protected to allow access by child class.
8694 (Sized_relobj::do_relocate_sections): New method declaration.
8695 (Sized_relobj::relocate_sections): Virtualize.
8696 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8697 Sized_relobj::relocate_sections. Instantiate template explicitly
8698 for different target sizes and endianity.
8700 2009-10-24 Doug Kwan <dougkwan@google.com>
8702 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8703 (Arm_input_section::as_arm_input_section): New method.
8704 (Arm_output_section): New class definition.
8705 (Arm_output_section::create_stub_group,
8706 Arm_output_section::group_sections): New method definitions.
8708 2009-10-22 Doug Kwan <dougkwan@google.com>
8710 * arm.cc (Arm_input_section): New class definition.
8711 (Arm_input_section::init, Arm_input_section:do_write,
8712 Arm_input_section::set_final_data_size,
8713 Arm_input_section::do_reset_address_and_file_offset): New method
8716 2009-10-21 Doug Kwan <dougkwan@google.com>
8718 * arm.cc (Stub_table, Arm_input_section): New forward class
8720 (Stub_table): New class defintion.
8721 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8722 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8723 New method definition.
8725 2009-10-21 Doug Kwan <dougkwan@google.com>
8727 * arm.cc: Update copyright comments.
8728 (Target_arm): New forward class template declaration.
8729 (Arm_address): New type.
8730 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8731 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8732 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8734 (Insn_template): Same.
8735 (DEF_STUBS): New macro.
8736 (Stub_type): New enum type.
8737 (Stub_template): New class definition.
8740 (Stub_factory): Same.
8741 (Target_arm::Target_arm): Initialize may_use_blx_ and
8742 should_force_pic_veneer_.
8743 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8744 Target_arm::should_force_pic_veneer,
8745 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8746 Target_arm::using_thumb_only, Target_arm:;default_target): New
8748 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8749 New data member declarations.
8750 (Insn_template::size, Insn_template::alignment): New method defintions.
8751 (Stub_template::Stub_template): New method definition.
8752 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8753 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8754 (Stub_factory::Stub_factory): New method definition.
8755 * gold.h (string_hash): New template.
8756 * output.h (Input_section_specifier::hash_value): Use
8758 (Input_section_specifier::string_hash): Remove.
8759 * stringpool.cc (Stringpool_template::string_hash): Use
8762 2009-10-20 Doug Kwan <dougkwan@google.com>
8764 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8765 symbols of relaxed input sections.
8766 * output.h (Output_section::find_relaxed_input_section): Make
8769 2009-10-16 Doug Kwan <dougkwan@google.com>
8771 * dynobj.cc (Versions::Versions): Initialize version_script_.
8772 Only insert base version symbol definition for a shared object
8773 if version script defines any version versions.
8774 (Versions::define_base_version): New method definition.
8775 (Versions::add_def): Check that base version is not needed.
8776 (Versions::add_need): Define base version lazily.
8777 * dynobj.h (Versions::define_base_version): New method declaration.
8778 (Versions::needs_base_version_): New data member declaration.
8779 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8780 (check_DATA): Add no_version_test.stdout.
8781 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8783 * testsuite/Makefile.in: Regenerate.
8784 * testsuite/no_version_test.c: New file.
8785 * testsuite/no_version_test.sh: Ditto.
8787 2009-10-16 Doug Kwan <dougkwan@google.com>
8789 * expression.cc (class Segment_start_expression): New class definition.
8790 (Segment_start_expression::value): New method definition.
8791 (script_exp_function_segment_start): Return a new
8792 Segment_start_expression.
8793 * gold/script-c.h (script_saw_segment_start_expression): New function
8795 * script-sections.cc (Script_sections::Script_sections): Initialize
8796 SAW_SEGMENT_START_EXPRESSION_ to false.
8797 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8798 and -Tbbs options to specify section addresses if given in
8799 command line and no SEGMENT_START expression is seen in a script.
8800 * script-sections.h (Script_sections::saw_segment_start_expression,
8801 Script_sections::set_saw_segment_start_expression): New method
8803 (Script_sections::saw_segment_start_expression_): New data member
8805 * script.cc (script_saw_segment_start_expression): New function.
8806 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8807 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8808 script_test_7.sh and script_test_8.sh.
8809 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8810 script_test_8.stdout.
8811 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8812 (script_test_6, script_test_6.stdout, script_test_7,
8813 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8814 * Makefile.in: Regenerate.
8815 * testsuite/script_test_6.sh: New file.
8816 * testsuite/script_test_6.t: Same.
8817 * testsuite/script_test_7.sh: Same.
8818 * testsuite/script_test_7.t: Same.
8819 * testsuite/script_test_8.sh: Same.
8821 2009-10-16 Doug Kwan <dougkwan@google.com>
8823 * output.cc (Output_segment::set_section_list_address): Cast
8824 expressions to unsigned long long type to avoid format warnings.
8826 2009-10-15 Ian Lance Taylor <iant@google.com>
8828 * script.cc (Script_options::add_symbol_assignment): Always add a
8829 dot assignment to script_sections_.
8830 * script-sections.cc (Script_sections::add_dot_assignment):
8831 Initialize if necessary.
8833 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8834 program headers with no load segment if there is a linker script.
8836 * layout.cc (Layout::set_segment_offsets): Align the file offset
8837 to the segment aligment for -N or -n with no load segment.
8838 * output.cc (Output_segment::add_output_section): Don't crash if
8839 the first section is a TLS section.
8840 (Output_segment::set_section_list_addresses): Print an error
8841 message if the address moves backward in a linker script.
8842 * script-sections.cc
8843 (Output_section_element_input::set_section_addresses): Don't
8844 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8845 (Orphan_output_section::set_section_addresses): Likewise.
8847 2009-10-15 Doug Kwan <dougkwan@google.com>
8849 * layout.cc (Layout::finish_dynamic_section): Generate tags
8850 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8851 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8852 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8854 2009-10-14 Ian Lance Taylor <iant@google.com>
8856 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8858 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8859 data_shdr fields of relinfo.
8860 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8861 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8862 R_386_TLS_LDO_32, adjust based on section flags.
8863 (Target_i386::Relocate::fix_up_ldo): Remove.
8865 2009-10-13 Ian Lance Taylor <iant@google.com>
8867 Add support for -pie.
8868 * options.h (class General_options): Add -pie and
8870 (General_options::output_is_position_independent): Test -pie.
8871 (General_options::output_is_executable): Return true if not shared
8872 and not relocatable.
8873 (General_options::output_is_pie): Remove.
8874 * options.cc (General_options::finalize): Reject incompatible uses
8876 * gold.cc (queue_middle_tasks): A -pie link is not static.
8877 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8878 * symtab.cc (Symbol::final_value_is_known): Return false if
8879 output_is_position_independent.
8880 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8881 output_is_position_independent.
8882 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8883 output_is_position_independent.
8884 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8885 output_is_position_independent.
8886 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8888 (basic_pie_test.o, basic_pie_test): New targets.
8889 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8890 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8891 (two_file_pie_test): New target.
8892 * testsuite/Makefile.in: Rebuild.
8893 * README: Remove note saying that -pie is not supported.
8895 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8897 * options.h (class General_options): Add -init and -fini.
8898 * layout.cc (Layout::finish_dynamic_section): Emit
8899 given init and fini functions.
8901 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8903 * gc.h (gc_process_relocs): Check if icf is enabled using new
8905 * gold.cc (queue_initial_tasks): Likewise.
8906 (queue_middle_tasks): Likewise.
8907 * object.cc (do_layout): Likewise.
8908 * symtab.cc (is_section_folded): Likewise.
8909 * main.cc (main): Likewise.
8910 * reloc.cc (Read_relocs::run): Likewise.
8911 (Sized_relobj::do_scan_relocs): Likewise.
8912 * icf.cc (is_function_ctor_or_dtor): New function.
8913 (Icf::find_identical_sections): Check if function is ctor or dtor when
8915 * options.h (General_options::icf): Change option to be an enum.
8916 (Icf_status): New enum.
8917 (icf_enabled): New method.
8918 (icf_safe_folding): New method.
8919 (set_icf_status): New method.
8920 (icf_status_): New variable.
8921 * (options.cc) (General_options::finalize): Set icf_status_.
8922 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8923 icf_test and icf_keep_unique_test to use the --icf enum flag.
8924 * testsuite/icf_safe_test.sh: New file.
8925 * testsuite/icf_safe_test.cc: New file.
8927 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8929 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8930 includes to gc.h and icf.h.
8931 * arm.cc: Include gc.h.
8932 * gold.cc: Likewise.
8933 * i386.cc: Likewise.
8934 * powerpc.cc: Likewise.
8935 * sparc.cc: Likewise.
8936 * x86_64.cc: Likewise.
8937 * gc.h: Include icf.h.
8939 2009-10-11 Ian Lance Taylor <iant@google.com>
8941 * plugin.cc: Include "gold.h" before other header files.
8943 2009-10-10 Chris Demetriou <cgd@google.com>
8945 * options.h (Input_file_argument::Input_file_type): New enum.
8946 (Input_file_argument::is_lib_): Replace with...
8947 (Input_file_argument::type_): New member.
8948 (Input_file_argument::Input_file_argument): Take Input_file_type
8949 'type' rather than boolean 'is_lib' as second argument.
8950 (Input_file_argument::is_lib): Use type_.
8951 (Input_file_argument::is_searched_file): New function.
8952 (Input_file_argument::may_need_search): Handle is_searched_file.
8953 * options.cc (General_options::parse_library): Support -l:filename.
8954 (General_options::parse_just_symbols): Update for Input_file_argument
8956 (Command_line::process): Likewise.
8957 * archive.cc (Archive::get_file_and_offset): Likewise.
8958 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8959 * script.cc (read_script_file, script_add_file): Likewise.
8960 * fileread.cc (Input_file::Input_file): Likewise.
8961 (Input_file::will_search_for): Handle is_searched_file.
8962 (Input_file::open): Likewise.
8963 * readsyms.cc (Read_symbols::get_name): Likewise.
8964 * testsuite/Makefile.am (searched_file_test): New test.
8965 * testsuite/Makefile.in: Regenerate.
8966 * testsuite/searched_file_test.cc: New file.
8967 * testsuite/searched_file_test_lib.cc: New file.
8969 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8970 Ian Lance Taylor <iant@google.com>
8972 * descriptor.cc: Include <cstdio> and "binary-io.h".
8973 (Descriptors::open): Open the files in binary mode always.
8974 * script.cc (Lex::get_token): Treat \r as whitespace.
8976 2009-10-09 Ian Lance Taylor <iant@google.com>
8978 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8980 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8981 Ian Lance Taylor <iant@google.com>
8983 * configure.ac: Check for readv function also.
8984 * fileread.cc (readv): Define if not HAVE_READV.
8985 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8987 * config.in: Regenerate.
8988 * configure: Regenerate.
8990 2009-10-09 Doug Kwan <dougkwan@google.com>
8992 * layout.cc (Layout::make_output_section): Call target hook to make
8993 ordinary output section.
8994 (Layout::finalize): Adjust parameter list of call the
8995 Target::may_relax().
8996 * layout.h (class Layout::section_list): New method.
8997 * merge.h (Output_merge_base::entsize): Change visibility to public.
8998 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9000 (Output_merge_string::do_is_string): New method.
9001 * object.cc (Sized_relobj::do_setup): renamed from
9002 Sized_relobj::set_up.
9003 * object.h (Sized_relobj::adjust_shndx,
9004 Sized_relobj::initializ_input_to_output_maps,
9005 Sized_relobj::free_input_to_output_maps): Change visibilities to
9007 (Sized_relobj::setup): Virtualize.
9008 (Sized_relobj::do_setup): New method declaration.
9009 (Sized_relobj::invalidate_section_offset,
9010 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9011 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9012 * options.cc (parse_int): New function.
9013 * options.h (parse_int): New declaration.
9014 (DEFINE_int): New macro.
9015 (stub_group_size): New option.
9016 * output.cc (Output_section::Output_section): Initialize memebers
9017 merge_section_map_, merge_section_by_properties_map_,
9018 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9019 (Output_section::add_input_section): Handled deferred code-fill
9020 generation and remove an old comment.
9021 (Output_section::add_relaxed_input_section): New method definition.
9022 (Output_section::add_merge_input_section): Use merge section by
9023 properties map to speed to search. Update merge section maps
9025 (Output_section::build_relaxation_map): New method definition.
9026 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9028 (Output_section::relax_input_section): Renamed to
9029 Output_section::convert_input_sections_to_relaxed_sections and change
9030 interface to take a vector of pointers to relaxed sections.
9031 (Output_section::find_merge_section,
9032 Output_section::find_relaxed_input_section): New method definitions.
9033 (Output_section::is_input_address_mapped,
9034 Output_section::output_offset, Output_section::output_address):
9035 Use output section data maps to speed up searching.
9036 (Output_section::find_starting_output_address): Add comments.
9037 (Output_section::do_write,
9038 Output_section::write_to_postprocessing_buffer): Do code-fill
9039 generation as appropriate.
9040 (Output_section::get_input_sections): Invalidate relaxed input section
9042 (Output_section::restore_states): Adjust type of checkpoint .
9043 Invalidate relaxed input section map.
9044 * output.h (Output_merge_base): New class declaration.
9045 (Input_section_specifier): New class defintion.
9046 (class Output_relaxed_input_section) Change base class to
9047 Output_section_data_build.
9048 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9049 base class initializer.
9050 (Output_section::add_relaxed_input_section): New method declaration.
9051 (Output_section::Input_section): Change visibility to protected.
9052 (Output_section::Input_section::relobj,
9053 Output_section::Input_section::shndx): Handle relaxed input sections.
9054 Output_section::input_sections) Change visibility to protected. Also
9055 define overload to return a non-const pointer.
9056 (Output_section::Merge_section_properties): New class defintion.
9057 (Output_section::Merge_section_by_properties_map,
9058 Output_section::Output_section_data_by_input_section_map,
9059 Output_section::Relaxation_map): New types.
9060 (Output_section::relax_input_section): Rename method to
9061 Output_section::convert_input_sections_to_relaxed_sections and change
9062 interface to take a vector of relaxed section pointers.
9063 (Output_section::find_merge_section,
9064 Output_section::find_relaxed_input_section,
9065 Output_section::build_relaxation_map,
9066 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9067 New method declarations.
9068 (Output_section::merge_section_map_
9069 Output_section::merge_section_by_properties_map_,
9070 Output_section::relaxed_input_section_map_,
9071 Output_section::is_relaxed_input_section_map_valid_,
9072 Output_section::generate_code_fills_at_write_): New data members.
9073 * script-sections.cc
9074 (Output_section_element_input::set_section_addresses): Call
9075 current_data_size and addralign methods of relaxed input sections.
9076 (Orphan_output_section::set_section_addresses): Call current_data_size
9077 and addralign methods of relaxed input sections.
9078 * symtab.cc (Symbol_table::compute_final_value): Extract template
9079 from the body of Symbol_table::sized_finalize_symbol.
9080 (Symbol_table::sized_finalized_symbol): Call
9081 Symbol_table::compute_final_value.
9082 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9083 (Symbol_table::compute_final_value): New templated method declaration.
9084 * target.cc (Target::do_make_output_section): New method defintion.
9085 * target.h (Target::make_output_section): New method declaration.
9086 (Target::relax): Add more parameters for input objects, symbol table
9087 and layout. Adjust call to do_relax.
9088 (Target::do_make_output_section): New method declaration.
9089 (Target::do_relax): Add parameters for input objects, symbol table
9092 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9094 * pread.c: Include stdio.h.
9096 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9098 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9101 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9103 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9104 Change read_shndx type to unsigned int.
9105 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9107 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9108 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9109 Change read_shndx type to unsigned int.
9110 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9112 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9113 * layout.cc (Layout::create_symtab_sections): Cast the result of
9114 local_symcount * symsize to off_t in the gold_assert.
9116 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9118 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9119 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9121 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9122 (Arm_relocate_functions::thm_abs5): New function.
9123 (Arm_relocate_functions::abs12): New function.
9124 (Arm_relocate_functions::abs16): New function.
9125 (Arm_relocate_functions::base_abs): New function.
9126 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9127 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9128 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9130 (Scan::global): Likewise.
9131 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9132 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9133 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9134 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9137 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9139 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9140 (Arm_relocate_functions::movt_prel): New function.
9141 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9142 (Arm_relocate_functions::thm_movt_prel): New function.
9143 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9144 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9145 (Scan::global, Relocate::relocate): Likewise.
9146 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9148 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9150 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9151 Incremental_checker.
9152 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9154 (class Incremental_inputs_header): New class.
9155 (Incremental_inputs_header_writer): Edit comment.
9156 (Incremental_inputs_entry): New class.
9157 (Incremental_inputs_entry_writer): Edit comment.
9158 (Sized_incremental_binary::do_find_incremental_inputs_section):
9159 Add *strtab_shndx parameter, fill it.
9160 (Sized_incremental_binary::do_check_inputs): New method.
9161 (Incremental_checker::can_incrementally_link_output_file): Use
9162 Sized_incremental_binary::check_inputs.
9163 (Incremental_inputs::report_command_line): Save command line in
9166 (Incremental_binary::find_incremental_inputs_section): New
9168 (Incremental_binary::do_find_incremental_inputs_section): Add
9169 strtab_shndx parameter.
9170 (Incremental_binary::do_check_inputs): New pure virtual method.
9171 (Sized_incremental_binary::do_check_inputs): Declare.
9172 (Incremental_checker::Incremental_checker): Add incremental_inputs
9173 parameter, use it to initialize incremental_inputs_.
9174 (Incremental_checker::incremental_inputs_): New field.
9175 (Incremental_checker::command_line): New method.
9176 (Incremental_checker::inputs): New method.
9177 (Incremental_checker::command_line_): New field.
9179 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9181 * incremental.cc: Include <cstdarg> and "target-select.h".
9182 (vexplain_no_incremental): New function.
9183 (explain_no_incremental): New function.
9184 (Incremental_binary::error): New method.
9185 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9187 (make_sized_incremental_binary): New function.
9188 (open_incremental_binary): New function.
9189 (can_incrementally_link_file): Add checks if output is ELF and has
9191 * incremental.h: Include "elfcpp_file.h" and "output.h".
9192 (Incremental_binary): New class.
9193 (Sized_incremental_binary): New class.
9194 (open_incremental_binary): Declare.
9195 * object.cc (is_elf_object): Use
9196 elfcpp::Elf_recognizer::is_elf_file.
9197 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9198 * output.h (Output_file::filesize): New method.
9200 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9202 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9204 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9205 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9207 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9209 (Arm_relocate_functions::movw_abs_nc): New function.
9210 (Arm_relocate_functions::movt_abs): New function.
9211 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9212 (Arm_relocate_functions::thm_movt_abs): New function.
9213 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9214 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9215 (Scan::global): Likewise.
9216 (Relocate::relocate): Likewise.
9217 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9219 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9221 * arm.cc (Arm_relocate_functions::got_prel) New function.
9222 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9223 (Relocate::relocate): Likewise.
9224 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9226 2009-10-06 Ian Lance Taylor <iant@google.com>
9228 * options.h (class General_options): Define
9229 split_stack_adjust_size parameter.
9230 * object.h (class Object): Add uses_split_stack_ and
9231 has_no_split_stack_ fields. Add uses_split_stack and
9232 has_no_split_stack accessor functions. Declare
9233 handle_split_stack_section.
9234 (class Reloc_symbol_changes): Define.
9235 (class Sized_relobj): Define Function_offsets. Declare
9236 split_stack_adjust, split_stack_adjust_reltype, and
9238 * object.cc (Object::handle_split_stack_section): New function.
9239 (Sized_relobj::do_layout): Call handle_split_stack_section.
9240 * dynobj.cc (Sized_dynobj::do_layout): Call
9241 handle_split_stack_section.
9242 * reloc.cc (Sized_relobj::relocate_sections): Call
9243 split_stack_adjust for executable sections in split_stack
9244 objects. Pass reloc_map to relocate_section.
9245 (Sized_relobj::split_stack_adjust): New function.
9246 (Sized_relobj::split_stack_adjust_reltype): New function.
9247 (Sized_relobj::find_functions): New function.
9248 * target-reloc.h: Include "object.h".
9249 (relocate_section): Add reloc_symbol_changes parameter. Change
9251 * target.h (class Target): Add calls_non_split method. Declare
9252 do_calls_non_split virtual method. Declare match_view and
9254 * target.cc: Include "elfcpp.h".
9255 (Target::do_calls_non_split): New function.
9256 (Target::match_view): New function.
9257 (Target::set_view_to_nop): New function.
9258 * gold.cc (queue_middle_tasks): Give an error if mixing
9259 split-stack and non-split-stack objects with -r.
9260 * i386.cc (Target_i386::relocate_section): Add
9261 reloc_symbol_changes parameter.
9262 (Target_i386::do_calls_non_split): New function.
9263 * x86_64.cc (Target_x86_64::relocate_section): Add
9264 reloc_symbol_changes parameter.
9265 (Target_x86_64::do_calls_non_split): New function.
9266 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9268 * powerpc.cc (Target_powerpc::relocate_section): Add
9269 reloc_symbol_changes parameter.
9270 * sparc.cc (Target_sparc::relocate_section): Add
9271 reloc_symbol_changes parameter.
9272 * configure.ac: Call AM_CONDITIONAL for the default target.
9273 * configure: Rebuild.
9274 * testsuite/Makefile.am (TEST_AS): New variable.
9275 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9276 (check_DATA): Add split_i386 and split_x86_64 files.
9277 (SPLIT_DEFSYMS): Define.
9278 (split_i386_[1234n].o): New targets.
9279 (split_i386_[124]): New targets.
9280 (split_i386_[1234r].stdout): New targets.
9281 (split_x86_64_[1234n].o): New targets.
9282 (split_x86_64_[124]): New targets.
9283 (split_x86_64_[1234r].stdout): New targets.
9284 (MOSTLYCLEANFILES): Add new executables.
9285 * testsuite/split_i386.sh: New file.
9286 * testsuite/split_x86_64.sh: New file.
9287 * testsuite/split_i386_1.s: New file.
9288 * testsuite/split_i386_2.s: New file.
9289 * testsuite/split_i386_3.s: New file.
9290 * testsuite/split_i386_4.s: New file.
9291 * testsuite/split_i386_n.s: New file.
9292 * testsuite/split_x86_64_1.s: New file.
9293 * testsuite/split_x86_64_2.s: New file.
9294 * testsuite/split_x86_64_3.s: New file.
9295 * testsuite/split_x86_64_4.s: New file.
9296 * testsuite/split_x86_64_n.s: New file.
9297 * testsuite/testfile.cc (Target_test): Update relocation_section
9299 * testsuite/Makefile.in: Rebuild.
9301 2009-10-06 Ian Lance Taylor <iant@google.com>
9303 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9304 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9305 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9306 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9307 the address on ldo_addrs_.
9308 (Target_i386::Relocate::fix_up_ldo): New function.
9310 2009-10-06 Rafael Espindola <espindola@google.com>
9312 * plugin.cc (add_input_library): New.
9313 (Plugin::load): Add add_input_library to tv.
9314 (Plugin_manager::add_input_file): Add the is_lib argument.
9315 (add_input_file): Update call to Plugin_manager::add_input_file.
9316 (add_input_library): New.
9317 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9319 2009-09-30 Doug Kwan <dougkwan@google.com>
9321 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9322 symbol and call Symbol::may_need_copy_reloc to determine if
9323 a copy reloc is needed.
9324 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9325 nocopyreloc is given in command line.
9326 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9327 given in command line.
9328 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9329 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9330 of the removed Target_i386::may_need_copy_reloc.
9331 * options.h (copyreloc): New option with default value false.
9332 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9333 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9334 instead of the removed Target_powerpc::may_need_copy_reloc.
9335 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9336 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9337 instead of the removed Target_sparc::may_need_copy_reloc.
9338 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9339 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9340 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9341 instead of the removed Target_x86_64::may_need_copy_reloc.
9343 2009-09-30 Ian Lance Taylor <iant@google.com>
9345 * object.h (class Object): Remove target_ field, and target,
9346 sized_target, and set_target methods.
9347 (Object::sized_target): Remove.
9348 (class Sized_relobj): Update declarations. Remove sized_target.
9349 * object.cc (Sized_relobj::setup): Remove target parameter.
9351 (Input_objects::add_object): Don't do anything with the target.
9352 (make_elf_sized_object): Add punconfigured parameter. Change all
9353 callers. Set or test parameter target.
9354 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9356 * parameters.cc (Parameters::set_target): Change parameter type to
9358 (Parameters::default_target): Remove.
9359 (set_parameters_target): Change parameter type to be non-const.
9360 (parameters_force_valid_target): New function.
9361 (parameters_clear_target): New function.
9362 * parameters.h (class Parameters): Update declarations. Remove
9363 default_target method. Add sized_target and clear_target
9364 methods. Change target_ to be non-const.
9365 (set_parameters_target): Update declaration.
9366 (parameters_force_valid_target): Declare.
9367 (parameters_clear_target): Declare.
9368 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9369 as NULL if we aren't searching.
9370 (Add_symbols::run): Don't check for compatible target.
9371 * fileread.cc (Input_file::open_binary): Call
9372 parameters_force_valid_target.
9373 * gold.cc (queue_middle_tasks): Likewise.
9374 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9375 set_target on object.
9376 * dynobj.h (class Sized_dynobj): Update declarations.
9377 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9378 make_elf_object returns NULL.
9379 (Archive::include_member): Don't check whether object target is
9381 * output.cc (Output_section::add_input_section): Get target from
9383 (Output_section::relax_input_section): Likewise.
9384 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9386 (Sized_relobj::do_scan_relocs): Likewise.
9387 (Sized_relobj::relocate_sections): Likewise.
9388 * resolve.cc (Symbol_table::resolve): Likewise.
9389 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9390 parameter. Change all callers.
9391 (Symbol_table::add_from_object): Get target from parameters.
9392 (Symbol_table::add_from_relobj): Don't check object target.
9393 (Symbol_table::add_from_dynobj): Likewise.
9394 (Symbol_table::define_special_symbol): Get target from
9396 * symtab.h (class Symbol_table): Update declaration.
9397 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9398 parameter. Change all callers. Clear parameter target.
9399 (Binary_test): Test target here.
9400 * testsuite/object_unittest.cc (gold_testsuite): Remove
9401 target_test_pointer parameter. Change all callers.
9402 (Object_test): Test target here.
9404 2009-09-26 Ian Lance Taylor <iant@google.com>
9406 * testsuite/initpri1.c: Don't try to use constructor priorities if
9407 compiling with gcc before 4.3.
9409 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9411 * testsuite/retain_symbols_file_test.sh (check_present): Change
9412 output file name to retain_symbols_file_test.stdout.
9413 (check_absent): Likewise.
9415 2009-09-18 Craig Silverstein <csilvers@google.com>
9417 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9418 * options.cc: Include <cerrno> and <fstream>.
9419 (General_options::finalize): Parse -retain-symbols-file tag.
9420 * options.h: New flag.
9421 (General_options): New method should_retain_symbol, new
9422 variable symbols_to_retain.
9423 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9424 should_retain_symbol map.
9425 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9426 * testsuite/Makefile.in: Regenerate.
9427 * testsuite/retain_symbols_file_test.sh: New file.
9429 2009-09-18 Nick Clifton <nickc@redhat.com>
9431 * po/es.po: Updated Spanish translation.
9433 2009-09-17 Doug Kwan <dougkwan@google.com>
9435 * debug.h (DEBUG_RELAXATION): New constant.
9436 (DEBUG_ALL): Add DEBUG_RELAXATION.
9437 (debug_string_to_enum): Add relaxation debug option.
9439 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9440 Layout::Relaxation_debug_check::read_sections,
9441 Layout::Relaxation_debug_check::read_sections): New method definitions.
9442 (Layout::Layout): Initialize data members
9443 record_output_section_data_from_scrips_,
9444 script_output_section_data_list_ and relaxation_debug_check_.
9445 (Layout::save_segments, Layout::restore_segments,
9446 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9447 Layout::relaxation_loop_body): New method definitions.
9448 (Layout::finalize): Support relaxation. Move section layout code to
9449 Layout::relaxation_loop_body.
9450 (Layout::set_asection_address_from_script): Move code for orphan
9451 section placement out.
9452 (Layout::place_orphan_sections_in_script): New method definition.
9453 * layout.h (Output_segment_headers, Output_file_header):
9454 New forward class declarations.
9455 (Layout::~Layout): Define.
9456 (Layout::new_output_section_data_from_script): New method definition.
9457 (Layout::place_orphan_sections_in_script): New method declaration.
9458 (Layout::Segment_states): New type declaration.
9459 (Layout::save_segments, Layout::restore_segments,
9460 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9461 Layout::relaxation_loop_body): New method declarations.
9462 (Layout::Output_section_data_list): New type declaration.
9463 (Layout::Relaxation_debug_check): New class definition.
9464 (Layout::record_output_section_data_from_script_,
9465 Layout::script_output_section_data_list_, Layout::segment_states_,
9466 Layout::relaxation_debug_check_): New data members.
9467 * output.cc: (Output_section_headers::do_size): New method definition.
9468 (Output_section_headers::Output_section_headers): Move size
9469 computation to Output_section_headers::do_size.
9470 (Output_segment_headers::do_size): New method definition.
9471 (Output_file_header::Output_file_header): Move size computation to
9472 Output_file_header::do_size and call it.
9473 (Output_file_header::do_size): New method definition.
9474 (Output_data_group::Output_data_group): Adjust call to
9475 Output_section_data.
9476 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9477 (Output_symtab_xindex::do_write): Add array bound check.
9478 (Output_section::Input_section::print_to_mapfile): Handle
9479 RELAXED_INPUT_SECTION_CODE.
9480 (Output_section::Output_section): Initialize data member checkpoint_.
9481 (Output_section::~Output_section): Delete checkpoint object pointed
9483 (Output_section::add_input_section): Always add an Input_section if
9485 (Output_section::add_merge_input_section): Add assert.
9486 (Output_section::relax_input_section): New method definition.
9487 (Output_section::set_final_data_size): Set load address to zero for
9488 an unallocated section.
9489 (Output_section::do_address_and_file_offset_have_reset_values):
9490 New method definition.
9491 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9492 Handle relaxed input section.
9493 (Output_section::sort_attached_input_sections): Checkpoint input
9494 section list lazily.
9495 (Output_section::get_input_sections): Change type of input_sections to
9496 list of Simple_input_section pointers. Checkpoint input section list
9497 lazily. Also handle relaxed input sections.
9498 (Output_section::add_input_section_for_script): Take a reference to
9499 a Simple_input_section object instead of Relobj pointer and section
9500 index as parameter. Handle relaxed input sections.
9501 (Output_section::save_states, Output_section::restore_states): New
9503 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9504 (Output_data::is_data_size_fixed): New method definition.
9505 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9507 (Output_data::address_and_file_offset_have_reset_values): New method
9509 (Output_data::do_address_and_file_offset_have_reset_values): New method
9511 (Output_data::set_data_size): Check that data size is not fixed.
9512 (Output_data::fix_data_size): New method definition.
9513 (Output_data::is_data_size_fixed_): New data member.
9514 (Output_section_headers::set_final_data_size): New method definition.
9515 (Output_section_headers::do_size): New method declaration.
9516 (Output_segment_headers::set_final_data_size): New method definition.
9517 (Output_segment_headers::do_size): New method declaration.
9518 (Output_file_header::set_final_data_size)::New method definition.
9519 (Output_file_header::do_size)::New method declaration.
9520 (Output_section_data::Output_section_data): Add new parameter
9521 is_data_size_fixed and use it to fix data size.
9522 (Output_data_const::Output_data_const): Adjust call to base class
9523 constructor and fix data size.
9524 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9525 base class constructor and fix data size.
9526 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9527 base class constructor and fix data size.
9528 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9529 class constructor and fix data size.
9530 (Output_data_group::set_final_data_size): New method definition.
9531 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9532 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9533 class constructor and fix data size.
9534 (Output_relaxed_input_section): New class definition.
9535 (Output_section::Simple_input_section): New class definition.
9536 (Output_section::get_input_sections): Adjust parameter list.
9537 (Output_section::add_input_section_for_script): Same.
9538 (Output_section::save_states, Output_section::restore_states,
9539 Output_section::do_address_and_file_offset_have_reset_values,
9540 (Output_section::Input_section::Input_section): Handle
9541 RELAXED_INPUT_SECTION_CODE. Add new overload for
9542 Output_relaxed_input_section.
9543 (Output_section::Input_section::is_input_section,
9544 Output_section::Input_section::set_output_section): Handle relaxed
9546 (Output_section::Input_section::is_relaxed_input_section,
9547 Output_section::Input_section::output_section_data,
9548 Output_section::Input_section::relaxed_input_section): New method
9550 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9552 (Output_section::Input_section::u1_): Update comments.
9553 (Output_section::Input_section::u2_): Add new union member poris.
9554 (Output_section::Checkpoint_output_section): New classs definition.
9555 (Output_section::relax_input_section): New method declaration.
9556 (Output_section::checkpoint_): New data member.
9557 (Output_segment): Update comments.
9558 (Output_segment::Output_segment): Un-privatize copy constructor.
9559 (Output_segment::operator=): Un-privatize.
9560 * script-sections.cc (Output_section_element::Input_section_list):
9561 Change element type to Output_section::Simple_input_section.
9562 (Output_section_element_dot_assignment::set_section_addresses):
9563 Register output section data for relaxation clean up.
9564 (Output_data_exression::Output_data_expression): Adjust call to base
9565 constructor to fix data size.
9566 (Output_section_element_data::set_section_addresses): Register
9567 Output_data_expression object for relaxation clean up.
9568 (struct Input_section_info): Replace Relobj pointer and section index
9569 pair with Output_section::Simple_input_section and Convert struct to a
9571 (Input_section_sorter::operator()): Adjust access to
9572 Input_section_info data member to use accessors.
9573 (Output_section_element_input::set_section_addresses): Use layout
9574 parameter. Adjust code to use Output_section::Simple_input_section
9575 and Input_secction_info classes. Register filler for relaxation
9577 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9578 and section index pair with Output_section::Simple_input_section
9579 class. Adjust code accordingly.
9580 (Phdrs_element::release_segment): New method definition.
9581 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9583 (Script_sections::release_segments): New method definition.
9584 * gold/script-sections.h (Script_sections::release_segments): New
9586 * gold/target.h (Target::may_relax, Target::relax,
9587 Target::do_may_relax, Target::do_relax): New method definitions.
9589 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9591 * arm.cc (has_signed_unsigned_overflow): New function.
9592 (Arm_relocate_functions::abs8): New function.
9593 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9594 (Target_arm::Scan::global): Likewise.
9595 (Target_arm::relocate::relocate): Likewise.
9596 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9599 2009-09-16 Cary Coutant <ccoutant@google.com>
9601 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9602 * testsuite/Makefile.in: Regenerate.
9604 2009-09-11 Nick Clifton <nickc@redhat.com>
9606 * po/gold.pot: Updated by the Translation project.
9608 2009-09-08 Cary Coutant <ccoutant@google.com>
9610 * output.cc (Output_file::open): Add execute permission to empty file.
9611 * testsuite/Makefile.am (permission_test): New test.
9612 * testsuite/Makefile.in: Regenerate.
9614 2009-09-02 Ian Lance Taylor <iant@google.com>
9616 * output.cc (Output_file::resize): Call map_no_anonymous rather
9619 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9621 * gold.cc: Include "incremental.h".
9622 (queue_initial_tasks): Call Incremental_checker methods.
9623 * incremental.cc: Include "output.h".
9624 (Incremental_checker::can_incrementally_link_output_file): New
9626 * incremental.h (Incremental_checker): New class.
9628 * output.cc (Output_file::open_for_modification): New method.
9629 (Output_file::map_anonymous): Changed return type to bool. Record
9631 (Output_file::map_no_anonymous): New method, broken out of map.
9632 (Output_file::map): Use map_no_anonymous and map_anonymous.
9633 * output.h (class Output_file): Update declarations.
9635 2009-08-24 Cary Coutant <ccoutant@google.com>
9637 * options.h (Command_line::Pre_options): New class.
9638 (Command_line::pre_options): New member.
9639 * options.cc (gold::options::ready_to_register): New variable.
9640 (One_option::register_option): Do nothing if not registering options.
9641 Assert if same short option registered twice.
9642 (General_options::General_options): Turn off option registration when
9644 (Command_line::Pre_options::Pre_options): New constructor.
9646 2009-08-24 Cary Coutant <ccoutant@google.com>
9648 * options.h (General_options::no_keep_memory): Remove incorrect
9651 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9653 * Makefile.am (am__skiplex, am__skipyacc): New.
9654 * Makefile.in: Regenerate.
9656 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9658 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9659 (INCLUDES): ... this.
9660 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9661 (AM_CPPFLAGS): Renamed from ...
9662 (INCLUDE): ... this.
9663 * Makefile.in, testsuite/Makefile.in: Regenerate.
9665 * Makefile.in: Regenerate.
9666 * aclocal.m4: Likewise.
9667 * config.in: Likewise.
9668 * configure: Likewise.
9669 * testsuite/Makefile.in: Likewise.
9671 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9672 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9673 * Makefile.in: Regenerate.
9674 * testsuite/Makefile.in: Regenerate.
9676 2009-08-19 Cary Coutant <ccoutant@google.com>
9678 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9679 symbols in shared libraries overridden by hidden or internal symbols
9680 in the main program.
9682 2009-08-19 Chris Demetriou <cgd@google.com>
9684 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9685 checking source file names in error messages.
9687 2009-08-18 Doug Kwan <dougkwan@google.com>
9689 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9690 an elcpp::Ehdr as parameter. Adjust call to set_target.
9691 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9692 an elfcpp::Ehdr as parameter.
9693 * object.cc (Object::set_target): Remove the version that looks up
9694 a target and sets it.
9695 (Sized_relobj::setup): Take a Target object instead of
9696 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9697 (make_elf_sized_object): Find target and ask target to
9699 * object.h: (Object::set_target): Remove the version that looks up
9700 a target and sets it.
9701 (Sized_relobj::setup): Take a Target object instead of
9702 an elfcpp:Ehdr as parameter.
9703 * target.cc: Include dynobj.h.
9704 (Target::do_make_elf_object_implementation): New.
9705 (Target::do_make_elf_object): New.
9706 * target.h (Target::make_elf_object): New template declaration.
9707 (Target::do_make_elf_object): New method declarations.
9708 (Target::do_make_elf_object_implementation): New template declaration.
9710 2009-08-14 Ian Lance Taylor <iant@google.com>
9712 * gold.h (FUNCTION_NAME): Define.
9713 (gold_unreachable): Use FUNCTION_NAME.
9715 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9717 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9718 symbol in the --keep-unique list is not found.
9720 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9722 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9723 been maked as --keep-unique.
9724 (Icf::unfold_section): New function.
9725 * icf.h (Icf::unfold_section): New function.
9726 * options.h (General_options::keep_unique): New option.
9727 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9728 * testsuite/Makefile.in: Regenerate.
9729 * testsuite/icf_keep_unique_test.sh: New file.
9730 * testsuite/icf_keep_unique_test.cc: New file.
9732 2009-08-12 Cary Coutant <ccoutant@google.com>
9735 * resolve.cc (Symbol_table::resolve): Check for references from
9736 dynamic objects to hidden and internal symbols.
9737 * testsuite/Makefile.am (hidden_test.sh): New test.
9738 * testsuite/Makefile.in: Regenerate.
9739 * testsuite/hidden_test.sh: New script.
9740 * testsuite/hidden_test_1.c: New test source.
9741 * testsuite/hidden_test_main.c: New test source.
9743 2009-08-11 Doug Kwan <dougkwan@google.com>
9745 * arm.cc: Update comments.
9746 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9747 segment to locate the .ARM.exidx section if present.
9749 2009-08-09 Doug Kwan <dougkwan@google.com>
9751 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9754 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9755 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9758 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9760 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9761 valid tls_segment only for non-debug-section relocations.
9762 * testsuite/Makefile.am: Add gc_tls_test.
9763 * testsuite/Makefile.in: Regenerate.
9764 * testsuite/gc_tls_test.cc: New file.
9765 * testsuite/gc_tls_test.sh: New file.
9767 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9771 * Makefile.am (CCFILES): Add icf.cc.
9773 * Makefile.in: Regenerate.
9774 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9775 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9776 section, symbol and addend information for the relocs.
9777 * gold.cc (queue_middle_tasks): Call identical code folding.
9778 * gold.h: Add defines for multimap.
9779 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9780 to the call of finalize_local_symbols.
9781 * main.cc (main): Create object of class Icf.
9782 * object.cc (Sized_relobj::do_layout): Allow this function to be
9783 called twice during icf.
9784 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9785 to sections marked as identical by icf.
9786 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9788 (Sized_relobj::do_section_entsize): New function.
9789 * object.h (Object::section_entsize): New function.
9790 (Object::do_section_entsize): New pure virtual function.
9791 (Relobj::finalize_local_symbols): Add new parameter.
9792 (Relobj::do_section_entsize): New function.
9793 * options.h (General_options::icf): New option.
9794 (General_options::icf_iterations): New option.
9795 (General_options::print_icf_sections): New option.
9796 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9797 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9798 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9800 * symtab.cc (Symbol_table::is_section_folded): New function.
9801 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9802 to sections marked as identical by icf.
9803 * symtab.h (Symbol_table::set_icf): New function.
9804 (Symbol_table::icf): New function.
9805 (Symbol_table::is_section_folded): New function.
9806 (Symbol_table::icf_): New data member.
9807 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9808 * testsuite/Makefile.am: Add commands to build icf_test.
9809 * testsuite/Makefile.in: Regenerate.
9810 * testsuite/icf_test.sh: New file.
9811 * testsuite/icf_test.cc: New file.
9813 2009-07-24 Chris Demetriou <cgd@google.com>
9815 * layout.cc (is_compressible_debug_section): Fix incorrect
9816 comment about compressed section names.
9818 2009-07-20 Ian Lance Taylor <ian@airs.com>
9821 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9823 2009-07-16 Ian Lance Taylor <iant@google.com>
9826 * layout.h: #include <map>.
9827 (class Kept_section): Change from struct to class. Add accessors
9828 and setters. Add section size to Comdat_group mapping. Change
9829 Comdat_group to std::map. Add is_comdat_ field. Add
9830 linkonce_size field in union.
9831 (class Layout): Update declaration of find_or_add_kept_section.
9832 Don't declare find_kept_object.
9833 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9834 parameter. Add object, shndx, is_comdat, and is_group_name
9835 parameters. Change all callers. Adjust for new Kept_section.
9836 (Layout::find_kept_object): Remove.
9837 * object.cc (Sized_relobj::include_section_group): Update use of
9838 Kept_section. Rename secnum to shndx. Only record
9839 Kept_comdat_section if sections are the same size.
9840 (Sized_relobj::include_linkonce_section): Update use of
9841 Kept_section. Only record Kept_comdat_section if sections are the
9842 same size. Set size of linkonce section.
9843 (Sized_relobj::map_to_kept_section): Update call to
9844 get_kept_comdat_section.
9845 * object.h (class Sized_relobj): Rename fields in
9846 Kept_comdat_section to drop trailing underscores; change object
9847 field to Relobj*. Change Kept_comdat_section_table to store
9848 struct rather than pointer.
9849 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9850 Add kept_object and kept_shndx parameters. Change all callers.
9851 (Sized_relobj::get_kept_comdat_section): Change return type to
9852 bool. Add kept_object and kept_shndx parameters. Change all
9854 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9855 Layout::find_or_add_kept_section.
9857 2009-07-09 Ian Lance Taylor <iant@google.com>
9859 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9860 Reserve space in the hash table.
9862 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9864 * fileread.cc (File_read::get_mtime): New method.
9865 * fileread.h (Timespec): New structure.
9866 (File_read::get_mtime): New method.
9867 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9868 Renamed from timestamp_nsec.
9869 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9871 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9873 (Incremental_inputs::report_archive): Save mtime; style fix.
9874 (Incremental_inputs::report_obejct): Save mtime; style fix.
9875 (Incremental_inputs::report_script): Save mtime; style fix.
9876 (Incremental_inputs::finalize_inputs): Style fix.
9877 (Incremental_inputs::finalize): Style fix.
9878 (Incremental_inputs::create_input_section_data): Store inputs
9880 * incremental.h (Incremental_inputs::report_script): Add mtime
9882 (Incremental_inputs::Input_info::Input_info): Intialize only one
9884 (Incremental_inputs::Input_info::archive): Move to nameless
9886 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9887 (Incremental_inputs::Input_info::script): Move to nameless union.
9888 (Incremental_inputs::mtime): New field.
9889 * script.cc (read_input_script): Pass file mtime to
9891 * script.h (Script_info::inputs): Style fix.
9893 2009-07-01 Ian Lance Taylor <ian@airs.com>
9895 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9898 2009-06-24 Ian Lance Taylor <iant@google.com>
9901 * layout.cc (Layout::choose_output_section): If we find an
9902 existing section, update the flags.
9903 (Layout::create_notes): New function, broken out of
9905 (Layout::finalize): Don't create note sections.
9906 (Layout::create_note): Don't crash if linker script discards
9908 (Layout::create_gold_note): Likewise.
9909 (Layout::create_build_id): Likewise. Don't set
9910 after_input_sections on the section.
9911 (Layout::create_executable_stack_info): Remove target parameter.
9913 * layout.h (class Layout): Declare create_notes. Update
9914 declaration of create_executable_stack_info.
9915 * gold.cc (queue_middle_tasks): Call create_notes.
9916 * output.cc (Output_section::update_flags_for_input_section): Move
9917 here from output.h. If SHF_ALLOC flag is newly set, mark address
9919 * output.h (Output_data::mark_address_invalid): New function.
9920 (class Output_section): Only declare, not define,
9921 update_flags_for_input_section. Remove set_flags.
9923 2009-06-24 Ian Lance Taylor <iant@google.com>
9925 * script-sections.cc (Output_section_definition::
9926 set_section_addresses): Rename shadowing local load_address to
9929 2009-06-24 Ian Lance Taylor <iant@google.com>
9932 * reloc.cc (relocate_sections): Skip empty relocation sections.
9934 2009-06-23 Ian Lance Taylor <iant@google.com>
9937 * layout.cc (Layout::create_note): Use choose_output_section
9938 rather than make_output_section.
9940 2009-06-23 Ian Lance Taylor <iant@google.com>
9943 * options.cc (General_options::parse_V): Set printed_version_.
9944 (General_options::General_options): Initialize printed_version_.
9945 * options.h (class General_options): Add printed_version_ field.
9946 * gold.cc (queue_initial_tasks): If there are no input files,
9947 don't give a fatal error if we printed the version information.
9948 (queue_middle_tasks): If using -r with a shared object, give a
9949 fatal error rather than an ordinary error.
9951 2009-06-23 Ian Lance Taylor <iant@google.com>
9954 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9955 (Layout::make_output_section): Set have_stabstr_section_ if we see
9956 a .stab*str section.
9957 (Layout::finalize): Call link_stabs_sections.
9958 (Layout::link_stabs_sections): New file.
9959 * layout.h (class Layout): Add have_stabstr_section_ field.
9960 Declare link_stabs_sections.
9962 2009-06-23 Doug Kwan <dougkwan@google.com>
9964 * Makefile.am (libgold_a_LIBADD): New.
9965 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9966 * Makefile.in: Regenerate.
9967 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9968 * configure: Regenerate.
9969 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9970 * fileread.cc: Include sys/state.h
9971 * gold.h: Declare memmem and strndup if found missing.
9972 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9974 2009-06-23 Ian Lance Taylor <iant@google.com>
9976 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9977 * configure: Rebuild.
9979 2009-06-23 Ian Lance Taylor <iant@google.com>
9982 * object.cc (Object::section_contents): Don't try to get a view if
9983 the section has length zero.
9984 (Object::handle_gnu_warning_section): If the section is empty, use
9985 the name of the section as the warning.
9987 2009-06-23 Ian Lance Taylor <iant@google.com>
9990 * stringpool.h (class Stringpool_template): Add optimize_ field.
9991 (Stringpool_template::set_optimize): New function.
9992 * stringpool.cc (Stringpool_template::Stringpool_template):
9993 Initialize optimize_ field.
9994 (Stringpool_template::set_string_offsets): Test local optimize
9995 fild rather than parameter.
9996 * layout.cc (Layout::Layout): Call set_optimize on the section
9999 2009-06-22 Ian Lance Taylor <iant@google.com>
10002 * yyscript.y: Parse TARGET.
10003 * script.cc (script_set_target): New function.
10004 * script-c.h (script_set_target): Declare.
10005 * options.cc (General_options::string_to_object_format): Rename
10006 from string_to_object_format in anonymous namespace. Change
10008 * options.h (class General_options): Declare
10009 string_to_object_format.
10011 2009-06-22 Ian Lance Taylor <iant@google.com>
10013 * script-sections.cc (Script_sections::create_segments): Don't put
10014 program headers in a PT_LOAD segment if -n or -N.
10016 2009-06-22 Ian Lance Taylor <iant@google.com>
10019 * options.h (class General_options): Add -z lazy and -z now. Sort
10020 -z options into alphabetical order.
10021 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10023 2009-06-21 Ian Lance Taylor <iant@google.com>
10025 * layout.cc (Layout::make_output_section): Call
10026 Target::new_output_section.
10027 (Layout::attach_allocated_section_to_segment): Put large section
10028 sections in a separate load segment with the large segment flag
10030 (Layout::segment_precedes): Sort large data segments after other
10032 (align_file_offset): New static function.
10033 (Layout::set_segment_offsets): Use align_file_offset.
10034 * output.h (class Output_section): Add is_small_section_ and
10035 is_large_section_ fields.
10036 (Output_section::is_small_section): New function.
10037 (Output_section::set_is_small_section): New function.
10038 (Output_section::is_large_section): New function.
10039 (Output_section::set_is_large_section): New function.
10040 (Output_section::is_large_data_section): New function.
10041 (class Output_segment): Add is_large_data_segment_ field.
10042 (Output_segment::is_large_data_segment): New function.
10043 (Output_segment::set_is_large_data_segment): New function.
10044 * output.cc (Output_section::Output_section): Initialize new
10046 (Output_segment::Output_segment): Likewise.
10047 (Output_segment::add_output_section): Add assertion that large
10048 data sections always go in large data segments. Force small data
10049 sections to the end of the list of data sections. Force small BSS
10050 sections to the start of the list of BSS sections. For large BSS
10051 sections to the end of the list of BSS sections.
10052 * symtab.h (class Symbol): Declare is_common_shndx.
10053 (Symbol::is_defined): Check Symbol::is_common_shndx.
10054 (Symbol::is_common): Likewise.
10055 (class Symbol_table): Define enum Commons_section_type. Update
10056 declarations. Add small_commons_ and large_commons_ fields.
10057 * symtab.cc (Symbol::is_common_shndx): New function.
10058 (Symbol_table::Symbol_table): Initialize new fields.
10059 (Symbol_table::add_from_object): Put small and large common
10060 symbols in the right list.
10061 (Symbol_table::sized_finalized_symbol): Check
10062 Symbol::is_common_shndx.
10063 (Symbol_table::sized_write_globals): Likewise.
10064 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10065 common symbol lists. Don't call do_allocate_commons_list if the
10067 (Symbol_table::do_allocate_commons_list): Remove is_tls
10068 parameter. Add comons_section_type parameter. Change all
10069 callers. Handle small and large common symbols.
10070 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10071 Symbol::is_common_shndx.
10072 * resolve.cc (symbol_to_bits): Likewise.
10073 * target.h (Target::small_common_shndx): New function.
10074 (Target::small_common_section_flags): New function.
10075 (Target::large_common_shndx): New function.
10076 (Target::large_common_section_flags): New function.
10077 (Target::new_output_section): New function.
10078 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10079 small_common_section_flags, and large_common_section_flags
10081 (Target::do_new_output_section): New virtual function.
10082 * arm.cc (Target_arm::arm_info): Initialize new fields.
10083 * i386.cc (Target_i386::i386_info): Likewise.
10084 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10086 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10087 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10088 (Target_x86_64::do_new_output_section): New function.
10089 * configure.ac: Define conditional MCMODEL_MEDIUM.
10090 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10091 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10092 (large_LDFLAGS): Define.
10093 * testsuite/large.c: New file.
10094 * testsuite/testfile.cc (Target_test::test_target_info):
10095 Initialize new fields.
10096 * configure, testsuite/Makefile.in: Rebuild.
10098 2009-06-05 Doug Kwan <dougkwan@google.com>
10100 * Makefile.am (CCFILES): Add target.cc.
10101 * Makefile.in: Regenerate.
10102 * i386.cc (class Target_i386): Define new virtual method to
10103 override do_is_local_label_name in parent.
10104 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10105 local symbols if --discard-locals or -X is given.
10106 * options.h (class General_options): Declare new options
10107 '--discard-locals' and '-X' for discarding locals.
10108 * target.h (class Target): Define new methods is_local_label_name.
10109 Declare new virtual method do_is_local_label_name.
10110 * target.cc: New file.
10111 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10112 (check_SCRIPTS): Add discard_locals_test.sh.
10113 (check_DATA): Add discard_local_tests.syms.
10114 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10115 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10116 * testsuite/Makefile.in: Regenerate.
10117 * testsuite/discard_locals_test.c: New file.
10118 * testsuite/discard_locals_test.sh: Same.
10120 2009-06-05 Doug Kwan <dougkwan@google.com>
10122 * object.cc (Sized_relobj::Sized_relobj): Initialize
10123 discarded_eh_frame_shndx_ to -1U.
10124 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10126 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10127 a discarded .eh_frame section.
10128 (Sized_relobj::do_finalize_local_symbols): Ditto.
10129 * object.h (class Sized_relobj): Declare new member
10130 discarded_eh_frame_shndx_.
10131 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10132 (local_labels_test.o, local_labels_test): New rules.
10133 * testsuite/Makefile.in: Regenerate.
10135 2009-06-04 Doug Kwan <dougkwan@google.com>
10137 * layout.cc (Layout::section_name_mapping): Add mapping for
10138 special ARM sections.
10140 2009-06-03 Doug Kwan <dougkwan@google.com>
10142 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10143 (utils::has_overflow): Same.
10145 2009-06-03 Ian Lance Taylor <iant@google.com>
10147 * layout.cc (Layout::section_name_mapping): New array, replacing
10148 Layout::linkonce_mapping.
10149 (Layout::section_name_mapping_count): New variable, replacing
10150 Layout::linkonce_mapping_count.
10151 (Layout::linkonce_output_name): Remove.
10152 (Layout::output_section_name): Rewrite.
10153 * layout.h (class Layout): Rename Linkonce_mapping to
10154 Section_name_mapping, linkonce_mapping to section_name_mapping,
10155 linkonce_mapping_count to section_name_mapping_count. Don't
10156 declare linkonce_output_name.
10158 2009-06-03 Doug Kwan <dougkwan@google.com>
10160 * gold/arm.cc (namespace utils): New.
10161 (Target_arm::reloc_is_non_pic): Define new method.
10162 (class Arm_relocate_functions): New.
10163 (Target_arm::Relocate::relocate): Handle relocation types used by
10166 2009-06-03 Ian Lance Taylor <iant@google.com>
10168 * arm.cc (Target_arm::scan::global): Use || instead of |.
10170 2009-06-02 Doug Kwan <dougkwan@google.com>
10172 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10173 issued_non_pic_error_.
10174 (class Target_arm::Scan): Declare new method check_non_pic.
10175 Define new method symbol_needs_plt_entry.
10176 Declare new data member issued_non_pic_error_.
10177 (class Target_arm::Relocate): Declare new method
10178 should_apply_static_reloc.
10179 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10180 (Target_arm::Scan::check_non_pic): Define new method.
10181 (Target_arm::Scan::local): Handle a small subset of reloc types used
10183 (Target_arm::Scan::local): Same.
10184 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10186 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10188 * incremental.cc (Incremental_inputs::report_command_line): Filter
10189 out --incremental-* options.
10191 2009-05-29 Doug Kwan <dougkwan@google.com>
10193 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10195 (class Target_arm): Update comment.
10196 (Target_arm::Target_arm): Initialize new data members GOT_,
10197 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10198 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10199 and Target_arm::rel_dyn_section.
10200 Declare new_enum Target_arm::Got_type.
10201 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10203 Update commments for member do_dynsym_value.
10204 (Target_arm::got_size, Target_arm::plt_section,
10205 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10206 new methods inside class defintion.
10207 (Target_arm::got_section): Define new method.
10208 (Target_arm::rel_dyn_section): Same.
10209 (Output_data_plt_arm): New template class.
10210 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10211 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10212 (Output_data_plt_arm::add_entry): Same.
10213 (Output_data_plt_arm::first_plt_entry): Define new
10214 static data member for PLT instruction template.
10215 (Output_data_plt_arm::plt_entry): Same.
10216 (Output_data_plt_arm::do_write): Define new method.
10217 (Target_arm::make_plt_entry): Same.
10218 (Target_arm::do_finalize_sections): Same.
10219 (Target_arm::do_dynsym_value): Same.
10221 2009-05-28 Doug Kwan <dougkwan@google.com>
10223 * Makefile.am (TARGETSOURCES): Add arm.cc.
10224 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10225 * Makefile.in: Regenerate.
10226 * arm.cc: New file.
10227 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10229 2009-05-26 Doug Kwan <dougkwan@google.com>
10231 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10232 (General_options::check_excluded_libs): Strip off directories in
10233 archive name before matching like GNU ld does.
10234 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10235 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10236 (exclude_libs_test_LDFLAGS): Add linker option
10237 -Wl,--exclude-libs,libexclude_libs_test_3
10238 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10239 an explicit archive without using -l.
10240 (alt/libexclude_libs_test_3.a): New make rule.
10241 * testsuite/Makefile.in: Regenerate.
10242 * testsuite/exclude_libs_test.c : Declare lib3_default().
10244 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10245 * exclude_libs_test_3.c: New file.
10247 2009-05-26 Nick Clifton <nickc@redhat.com>
10249 * po/id.po: New Indonesian translation.
10250 * po/gold.pot: Updated template file.
10252 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10254 * testsuite/Makefile.am: Add -ffunction-sections to compile
10255 gc_comdat_test files. Add -Wl,--gc-sections to build
10257 * testsuite/Makefile.in: Regenerate.
10258 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10260 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10262 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10263 kept comdat section was garbage collected.
10264 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10265 * testsuite/Makefile.in: Regenerate.
10266 * testsuite/gc_comdat_test.sh: New file.
10267 * testsuite/gc_comdat_test_1.cc: New file.
10268 * testsuite/gc_comdat_test_2.cc: New file.
10270 2009-05-19 Doug Kwan <dougkwan@google.com>
10272 * archive.cc (Archive::Archive): Move constructor from archive.h
10273 to here. Initialize no_export_.
10274 (Archive::get_elf_object_for_member): Set no_export flag of object.
10275 * archive.h (Archive::Archive): Move constructor body to
10277 (Archive::no_export): New method.
10278 (Archive::no_export_): New field.
10279 * object.h (Object::Object): Initialize no_export_ to false.
10280 (Object::no_export, Object::set_no_export): New methods.
10281 (Object::no_export_): New field.
10282 * options.cc (General_options::parse_exclude_libs): New method.
10283 (General_options::check_excluded_libs) Same.
10284 * options.h (exclude_libs): New option.
10285 (General_options::check_excluded_libs): New method declaration.
10286 (General_options::excluded_libs_): New field.
10287 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10288 default or protected visibility if an object has no-export flag set.
10289 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10290 (check_SCRIPTS): Add exclude_libs_test.sh.
10291 (check_DATA): Add exclude_libs_test.syms.
10292 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10293 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10294 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10295 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10296 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10297 libexclude_libs_test_2.a): New rules.
10298 * testsuite/Makefile.in: Regenerate.
10299 * testsuite/exclude_libs_test.c: New file.
10300 * testsuite/exclude_libs_test.sh: Ditto.
10301 * testsuite/exclude_libs_test_1.c: Ditto.
10302 * testsuite/exclude_libs_test_2.c: Ditto.
10304 2009-05-15 Ian Lance Taylor <iant@google.com>
10306 * configure.ac: Check for declarations for cases where libiberty.h
10307 checks HAVE_DECL_xxx.
10308 * configure, config.in: Rebuild.
10310 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10312 * gold.h (Incremental_argument_list): Remove (invalid) forward
10314 * incremental.cc (Incremental_inputs::report_achive): New method.
10315 (Incremental_inputs::report_object): New method.
10316 (Incremental_inputs::report_script): New method.
10317 (Incremental_inputs::finalize_inputs): New method.
10318 (Incremental_inputs::finalize): Call finalize_inputs().
10319 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10320 Create inputs entries.
10321 * incremental.h (Incremental_input_type): New enum.
10322 (Incremental_inputs::Incremental_input): Initialize new fields.
10323 (Incremental_inputs::report_inputs): New method.
10324 (Incremental_inputs::report_achive): New method.
10325 (Incremental_inputs::report_object): New method.
10326 (Incremental_inputs::report_script): New method.
10327 (Incremental_inputs::finalize_inputs): New method.
10328 (Incremental_inputs::Input_info): New struct.
10329 (Incremental_inputs::Input_info_map): New typedef.
10330 (Incremental_inputs::lock_): New field.
10331 (Incremental_inputs::Inputs_): New field.
10332 (Incremental_inputs::Inputs_map): New field.
10333 * main.cc (main): Call Incremental_input::report_inputs.
10334 * options.h (Input_argument_list): Typedef moved from
10336 (Input_file_group::Files): Remove, use ::Input_argument_list.
10337 (Input_file_group::Input_argument_list): Remove, use
10338 ::Input_argument_list.
10339 * plugin.cc (Plugin_manager::add_input_file): Add error in
10341 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10343 * script.cc (read_input_script): Call
10344 Incremental_input::report_script.
10345 * script.h (Script_info): New class.
10347 2009-04-27 Ian Lance Taylor <iant@google.com>
10349 * x86_64.cc (do_adjust_output_section): Set entsize to
10352 2009-04-23 Elliott Hughes <enh@google.com>
10354 * output.cc (Output_file::close): After short writes, continue
10355 writing from the correct offset in the buffer being written.
10357 2009-04-23 Chris Demetriou <cgd@google.com>
10359 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10360 * configure: Regenerate.
10361 * config.in: Regenerate.
10362 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10363 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10365 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10367 * incremental.cc (Incremental_inputs_header_data): Renamed from
10368 Incremental_input_header_data.
10369 (Incremental_inputs_header_data::data_size): New field.
10370 (Incremental_inputs_header_data::put_input_file_count): Renamed
10371 from input_file_count.
10372 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10373 from command_line_offset.
10374 (Incremental_inputs_header_data::put_reserved): Renamed from
10376 (Incremental_inputs_entry_data): Renamed from
10377 Incremental_input_entry_data.
10378 (Incremental_inputs_entry_data::data_size): New field.
10379 (Incremental_inputs::report_command_line): New method.
10380 (Incremental_inputs::finalize): New method.
10381 (Incremental_inputs::create_incremental_inputs_data): New method.
10382 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10383 * incremental.h: New file.
10384 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10385 (Layout::finalize): Create incremental inputs section in
10386 incremental builds.
10387 (Layout::create_incremental_info_sections): New method.
10388 * layout.h (Layout::incremental_inputs): New method.
10389 (Layout::create_incremental_info_sections): New method.
10390 (Layout::incremental_inputs_): New field.
10391 * main.cc (main): Notify Incremental_input of the command line.
10393 2009-04-01 Ian Lance Taylor <iant@google.com>
10394 Mikolaj Zalewski <mikolajz@google.com>
10396 * gold.h (reserve_unordered_map): Define, three versions, one for
10397 each version of Unordered_map.
10398 * layout.cc (Layout::Layout): Remove options parameter. Add
10399 number_of_input_files parameter. Don't initialize options_.
10400 Initialize number_of_input_files_ and resized_signatures_. Move
10401 sections_are_attached_.
10402 (Layout::layout_group): Reserve space for group_signatures_.
10403 (Layout::find_or_add_kept_section): Change name parameter to be a
10404 reference. Resize signatures_ map when it gets large enough.
10405 (Layout::layout_eh_frame): Use parameters->options() instead of
10407 (Layout::make_output_section): Likewise.
10408 (Layout::attach_allocated_section_to_segment): Likewise.
10409 (Layout::finalize, Layout::create_executable_stack): Likewise.
10410 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10411 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10412 * layout.h (class Layout): Update declarations. Remove options_
10413 field. Add number_of_input_files_ and resized_signatures_
10414 fields. Move sections_are_attached_ field.
10415 * main.cc (main): Pass number of input files to Layout
10416 constructor. Don't pass options.
10418 2009-03-30 Ian Lance Taylor <iant@google.com>
10420 * ffsll.c (ffsll): Correct implementation.
10422 2009-03-27 Ian Lance Taylor <iant@google.com>
10424 * ffsll.c: New file.
10425 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10426 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10427 * ftruncate.c (ftruncate): Declare before definition.
10428 * mremap.c (mremap): Likewise.
10429 * pread.c (pread): Likewise.
10430 * configure, Makefile.in, config.in: Rebuild.
10432 * mremap.c: New file.
10433 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10434 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10435 (mremap): Declare if HAVE_MREMAP is not defined.
10436 * configure, Makefile.in, config.in: Rebuild.
10438 2009-03-27 Cary Coutant <ccoutant@google.com>
10440 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10441 position independent.
10442 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10443 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10445 2009-03-24 Cary Coutant <ccoutant@google.com>
10447 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10449 (needs_dynamic_reloc): Likewise.
10451 2009-03-24 Ian Lance Taylor <iant@google.com>
10453 * yyscript.y (file_cmd): Recognize EXTERN.
10454 (extern_name_list, extern_name_list_body): New nonterminals.
10455 * script.cc (script_add_extern): Define.
10456 * script-c.h (script_add_extern): Declare.
10458 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10460 * object.cc (is_elf_object): Define.
10461 * object.h (is_elf_object): Declare.
10462 * archive.cc (Archive::get_elf_object_for_member): Call
10464 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10466 2009-03-24 Elliott Hughes <enh@google.com>
10468 * output.cc (Output_file::map_anonymous): Define.
10469 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10470 try an anonymous one. Report the size if the mmap fails.
10471 * output.h (class Output_file): Declare map_anonymous.
10473 2009-03-24 Ian Lance Taylor <iant@google.com>
10475 * target-select.cc (instantiate_target): Don't acquire the lock if
10476 the instantiated_target_ field has already been set.
10478 2009-03-23 Ian Lance Taylor <iant@google.com>
10480 * gold-threads.h (class Initialize_lock): Define.
10481 * gold-threads.cc (class Initialize_lock_once): Define.
10482 (initialize_lock_control): New static variable.
10483 (initialize_lock_pointer): New static variable.
10484 (initialize_lock_once): New static function.
10485 (Initialize_lock::Initialize_lock): Define.
10486 (Initialize_lock::initialize): Define.
10487 * target-select.h: Include "gold-threads.h".
10488 (class Target_selector): Add lock_ and initialize_lock_ fields.
10489 Don't define instantiate_target, just declare it.
10490 * target-select.cc (Target_selector::Target_selector): Initialize
10492 (Target_selector::instantiate_target): Define.
10493 * descriptors.h: Include "gold-threads.h".
10494 (class Descriptors): Add initialize_lock_ field.
10495 * descriptors.cc (Descriptors::Descriptors): Initialize new
10497 (Descriptors::open): Use initialize_lock_ field
10498 * errors.h (class Errors): Add initialize_lock_ field.
10499 * errors.cc (Errors::Errors): Initialize new field.
10500 (Errors::initialize_lock): Use initialize_lock_ field.
10501 * powerpc.cc (class Target_selector_powerpc): Remove
10502 instantiated_target_ field. In do_recognize call
10503 instantiate_target rather than do_instantiate_target. In
10504 do_instantiate_target just allocate a new target.
10505 * sparc.cc (class Target_selector_sparc): Likewise.
10507 * freebsd.h: New file.
10508 * i386.cc: Include "freebsd.h".
10509 (Target_i386): Derive from Target_freebsd rather than
10511 (Target_selector_i386): Derive from Target_selector_freebsd rather
10512 than Target_selector.
10513 * x86_64.cc: Include "freebsd.h".
10514 (Target_x86_64): Derive from Target_freebsd rather than
10516 (Target_selector_x86_64): Derive from Target_selector_freebsd
10517 rather than Target_selector.
10518 * target.h (class Target): Add adjust_elf_header and
10519 do_adjust_elf_header.
10520 * output.cc (Output_file_header:: do_sized_write): Call target
10521 adjust_elf_header routine.
10522 * configure.tgt: Set targ_osabi.
10523 * configure.ac: Define GOLD_DEFAULT_OSABI.
10524 * parameters.cc (Parameters::default_target): Pass
10525 GOLD_DEFAULT_OSABI to select_target.
10526 * target-select.h (class Target_selector): Make instantiate_target
10527 protected rather than private.
10528 * Makefile.am (HFILES): Add freebsd.h.
10529 * configure, Makefile.in, config.in: Rebuild.
10531 * merge.cc (do_add_input_section): Correct pend value. Change
10532 message about last entry not being null terminated from error to
10535 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10537 * incremental.cc: New file.
10538 * Makefile.am (CCFILES): Add incremental.cc.
10539 * Makefile.in: Rebuild.
10541 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10543 * layout.cc (Layout::output_section_name): Preserve names
10544 of '.note.' sections.
10546 2009-03-19 Ian Lance Taylor <iant@google.com>
10548 * descriptors.cc (Descriptors::open): Check that the options are
10549 valid before using them.
10551 2009-03-18 Ian Lance Taylor <iant@google.com>
10553 * script-sections.h: Include <list>.
10554 (class Script_sections): Change Sections_elements from std::vector
10555 to std::list. Typedef public Elements_iterator. Add
10556 orphan_section_placement_, data_segment_align_start_, and
10557 saw_data_segment_align_ fields. Remove data_segment_align_index_
10559 * script-sections.cc (class Orphan_section_placement): New class.
10560 (class Sections_element): Add virtual functions is_relro and
10561 orphan_section_init. Remove virtual function place_orphan_here.
10562 (class Output_section_definition): Add is_relro and
10563 orphan_section_init. Remove place_orphan_here.
10564 (class Orphan_output_section): Likewise.
10565 (Script_sections::Script_sections): Update for field changes.
10566 (Script_sections::data_segment_align): Set saw_data_segment_align_
10567 and data_segment_align_start_, not data_segment_align_index.
10568 (Script_sections::data_segment_relro_end): Check
10569 saw_data_segment_align_. Use data_segment_align_start_ rather
10570 than data_segment_align_index_.
10571 (Script_sections::place_orphan): Rewrite to use
10572 Orphan_section_placement.
10574 2009-03-17 Ian Lance Taylor <iant@google.com>
10576 * archive.cc (Archive::add_symbols): Check for a version attached
10577 to the symbol name in the archive map.
10578 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10579 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10580 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10581 (ver_test_11.a): New target.
10582 * testsuite/Makefile.in: Rebuild.
10584 * configure.ac: Check for chsize and posix_fallocate. Replace
10586 * ftruncate.c: New file, from gnulib.
10587 * output.cc (posix_fallocate): Define dummy version if not
10588 HAVE_POSIX_FALLOCATE.
10589 (Output_file::map): Call posix_fallocate rather than lseek and
10591 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10592 * configure, Makefile.in, config.in: Rebuild.
10594 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10596 * layout.h (Layout::create_note): Add section_name parameter.
10597 * layout.cc (Layout::create_note): Likewise.
10598 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10600 2009-03-17 Ian Lance Taylor <iant@google.com>
10602 * descriptors.cc: Include "options.h".
10603 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10604 (Descriptors::open): Always use O_CLOEXEC when opening a new
10605 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10606 then set FD_CLOEXEC.
10608 * sparc.cc (class Target_sparc): Add has_got_section.
10609 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10610 make sure we have a GOT section.
10612 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10613 (Target_sparc::Scan::local): Likewise.
10614 (Target_sparc::Scan::global): Likewise.
10615 (Target_sparc::Relocate::relocate): Likewise.
10616 (Target_sparc::Relocate::relocate_tls): Likewise.
10618 * symtab.cc (Symbol_table::define_default_version): New function,
10619 broken out of add_from_object.
10620 (Symbol_table::add_from_object): Call define_default_version.
10621 (Symbol_table::define_special_symbol): Add resolve_oldsym
10622 parameter. Change all callers. If the version for a symbol comes
10623 from a version script, resolve it with the symbol with the same
10624 name with no version. Also add the symbol without a version if
10626 (do_define_in_output_data): If resolving with oldsym, don't delete
10628 (do_define_in_output_segment): Likewise.
10629 (do_define_as_constant): Likewise.
10630 * symtab.h (class Symbol_table): Update declarations.
10632 2009-03-13 Ian Lance Taylor <iant@google.com>
10634 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10635 (Read_symbols::requeue): New function.
10636 (Read_symbols::do_read_symbols): If make_elf_object fails because
10637 the target type is not configured, and the file was searched for,
10638 issue a warning and retry with the next directory.
10639 (Add_symbols::run): If the file has an incompatible format, and
10640 it was searched for, requeue the Read_symbols task. On error,
10641 release the object.
10642 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10643 dirindex parameter to constructor. Change all callers. Declare
10644 incompatible_warning and requeue.
10645 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10646 input_argument_ and input_group_ fields. Add them to
10647 constructor. Change all callers.
10648 (class Read_script): Add dirindex_ field. Add it to constructor.
10649 Change all callers.
10650 * archive.cc (Archive::setup): Remove input_objects parameter.
10651 Change all callers.
10652 (Archive::get_file_and_offset): Likewise.
10653 (Archive::read_all_symbols): Likewise.
10654 (Archive::read_symbols): Likewise.
10655 (Archive::get_elf_object_for_member): Remove input_objects
10656 parameter. Add punconfigured parameter. Change all callers.
10657 (Archive::add_symbols): Change return type to bool. Check return
10658 value of include_member.
10659 (Archive::include_all_members): Likewise.
10660 (Archive::include_member): Change return type to bool. Return
10661 false if first included object has incompatible target. Set
10662 included_member_ field.
10663 (Add_archive_symbols::run): If add_symbols returns false, requeue
10665 * archive.h (class Archive): Add included_member_ field.
10666 Initialize it in constructor. Add input_file and searched_for
10667 methods. Update declarations.
10668 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10669 input_argument_ fields. Add them to constructor. Change all
10671 * script.cc: Include "target-select.h".
10672 (class Parser_closure): Add skip_on_incompatible_target_ and
10673 found_incompatible_target_ fields. Add
10674 skip_on_incompatible_target parameter to constructor. Change all
10675 callers. Add methods skip_on_incompatible_target,
10676 clear_skip_on_incompatible_target, found_incompatible_target, and
10677 set_found_incompatible_target.
10678 (read_input_script): Add dirindex parameter. Change all callers.
10679 If parser finds an incompatible target, requeue Read_symbols
10681 (script_set_symbol): Clear skip_on_incompatible_target in
10683 (script_add_assertion, script_parse_option): Likewise.
10684 (script_start_sections, script_add_phdr): Likewise.
10685 (script_check_output_format): New function.
10686 * script.h (read_input_script): Update declaration.
10687 * script-c.h (script_check_output_format): Declare.
10688 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10689 (ignore_cmd): Remove OUTPUT_FORMAT.
10690 * fileread.cc (Input_file::Input_file): Add explicit this.
10691 (Input_file::will_search_for): New function.
10692 (Input_file::open): Add pindex parameter. Change all callers.
10693 * fileread.h (class Input_file): Add input_file_argument method.
10694 Declare will_search_for. Update declarations.
10695 * object.cc (make_elf_object): Add punconfigured parameter.
10696 Change all callers.
10697 * object.h (class Object): Make input_file public. Add
10698 searched_for method.
10699 (make_elf_object): Update declaration.
10700 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10702 * dirsearch.h (class Dirsearch): Update declaration.
10703 * options.h (class General_options): Add --warn-search-mismatch.
10704 * parameters.cc (Parameters::is_compatible_target): New function.
10705 * parameters.h (class Parameters): Declare is_compatible_target.
10706 * workqueue.cc (Workqueue::add_blocker): New function.
10707 * workqueue.h (class Workqueue): Declare add_blocker.
10709 * fileread.cc (Input_file::open): Remove options parameter.
10710 Change all callers.
10711 (Input_file::open_binary): Likewise.
10712 * script.cc (read_input_script): Likewise.
10713 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10714 options parameter from constructor. Change all callers.
10715 (class Read_script): Likewise.
10716 * fileread.h (class Input_file): Update declarations.
10717 * script.h (read_input_script): Update declaration.
10719 2009-03-10 Nick Clifton <nickc@redhat.com>
10721 * po/es.po: New Spanish translation.
10723 2009-03-06 Cary Coutant <ccoutant@google.com>
10725 * options.cc (parse_short_option): Keep dash_z from registering itself.
10727 2009-03-03 Ian Lance Taylor <iant@google.com>
10730 * target-reloc.h (relocate_section): Pass output_section to
10732 * i386.cc (Target_i386::should_apply_static_reloc): Add
10733 output_section parameter. Change all callers.
10734 (Target_i386::Relocate::relocate): Add output_section parameter.
10735 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10736 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10737 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10738 * testsuite/two_file_shared.sh: New script.
10739 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10740 (check_DATA): Add two_file_shared.dbg.
10741 (two_file_shared.dbg): New target.
10742 * testsuite/Makefile.in: Rebuild.
10744 2009-03-01 Ian Lance Taylor <iant@google.com>
10746 * configure.ac: Check for byteswap.h.
10747 * configure: Rebuild.
10748 * config.in: Rebuild.
10750 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10752 * layout.cc (Layout::find_or_add_kept_section): New function.
10753 (Layout::add_comdat): Removed.
10754 * layout.h (struct Kept_section): Move out of class Layout.
10755 Remove trailing underscores from field names. Add group_sections
10756 field. Rename group_ field to is_group. Change all uses.
10757 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10758 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10759 comdat_groups_ field.
10760 (Sized_relobj::include_section_group): Use
10761 find_or_add_kept_section and Kept_section::group_sections.
10762 (Sized_relobj::include_linkonce_section): Likewise.
10763 * object.cc (class Sized_relobj): Don't define Comdat_group or
10764 Comdat_group_table. Remove find_comdat_group and
10765 add_comdat_group. Remove comdat_groups_ field.
10766 * plugin.cc (include_comdat_group): Use
10767 Layout::find_or_add_kept_section.
10769 2009-02-28 Ian Lance Taylor <iant@google.com>
10771 * README: --gc-sections and map files are now supported. Document
10772 some build requirements.
10775 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10776 relocatable link set the value of the section symbol to zero.
10777 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10778 relocatable link don't include the section address in the local
10781 2009-02-27 Ian Lance Taylor <iant@google.com>
10784 * options.h (class Search_directory): Add is_system_directory.
10785 (class General_options): Declare is_in_system_directory.
10786 * options.cc (get_relative_sysroot): Make static.
10787 (get_default_sysroot): Make static.
10788 (General_optoins::is_in_system_directory): New function.
10789 * fileread.cc (Input_file::is_in_system_directory): New function.
10790 * fileread.h (class Input_file): Declare is_in_system_directory.
10791 * object.h (class Object): Add is_in_system_directory.
10792 (class Input_objects): Remove system_library_directory_ field.
10793 * object.cc (Input_objects::add_object): Don't set
10794 system_library_directory_.
10795 (input_objects::found_in_system_library_directory): Remove.
10796 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10797 parameter. Change all callers.
10798 (Symbol_table::sized_write_globals): Likewise.
10799 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10800 Call Object::is_in_system_directory.
10801 * symtab.h (class Symbol_table): Update declarations.
10804 * descriptors.h (Open_descriptor): Add is_on_stack field.
10805 * descriptors.cc (Descriptors::open): If the descriptor is on the
10806 top of the stack, remove it. Initialize is_on_stack field.
10807 (Descriptors::release): Only add pod to stack if it is not on the
10809 (Descriptors::close_some_descriptor): Clear stack_next and
10810 is_on_stack fields.
10813 * output.cc (Output_section::find_starting_output_address): Rename
10814 from starting_output_address; add PADDR parameter; change return
10816 * output.h (class Output_section): Declare
10817 find_starting_output_address instead of starting_output_address.
10818 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10819 section symbol for which we can't find a merge section.
10822 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10823 hidden or internal, force the symbol to be local.
10824 * resolve.cc (Symbol::override_visibility): Define.
10825 (Symbol::override_base): Use override_visibility.
10826 (Symbol_table::resolve): Likewise.
10827 (Symbol::override_base_with_special): Likewise.
10828 (Symbol_table::override_with_special): If the visibility is hidden
10829 or internal, force the symbol to be local.
10830 * symtab.h (class Symbol): Add set_visibility and
10831 override_visibility.
10832 * testsuite/ver_test_1.sh: New file.
10833 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10834 (check_DATA): Add ver_test_1.syms.
10835 (ver_test_1.syms): New target.
10836 * testsuite/Makefile.in: Rebuild.
10838 2009-02-25 Cary Coutant <ccoutant@google.com>
10840 * layout.cc (Layout::choose_output_section): Don't rename sections
10841 when using a linker script that has a SECTIONS clause.
10842 * Makefile.in: Regenerate.
10844 * testsuite/Makefile.am (script_test_5.sh): New test case.
10845 * testsuite/Makefile.in: Regenerate.
10846 * testsuite/script_test_5.cc: New file.
10847 * testsuite/script_test_5.sh: New file.
10848 * testsuite/script_test_5.t: New file.
10850 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10852 * archive.cc (Archive::include_member): Update calls to add_symbols.
10853 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10854 the Layout argument.
10855 * dynobj.h (do_add_symbols): Add the Layout argument.
10856 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10858 * object.h (Object::add_symbols): Add the Layout argument.
10859 (Object::do_add_symbols): Add the Layout argument.
10860 (Sized_relobj::do_add_symbols): Add the Layout argument.
10861 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10862 Unify the two versions.
10863 (Add_plugin_symbols): Remove.
10864 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10865 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10866 (Add_plugin_symbols): Remove.
10867 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10868 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10869 (Add_symbols::run): Make it work with Pulginobj.
10871 2009-02-06 Ian Lance Taylor <iant@google.com>
10873 * object.cc (Sized_relobj::do_layout): Make info message start
10874 with lower case letter.
10876 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10878 * binary.cc: Fix file comment.
10880 * options.h (enum Incremental_disposition): Define.
10881 (class General_options): Add new options: --incremental,
10882 --incremental_changed, --incremental_unchanged,
10883 --incremental_unknown. Add incremental_disposition_ and
10884 implicit_incremental_ fields.
10885 (General_options::incremental_disposition): New function.
10886 (class Position_dependent_options): Add incremental_disposition
10888 (Position_dependent_options::copy_from_options): Set incremental
10890 * options.cc (General_options::parse_incremental_changed): New
10892 (General_options::parse_incremental_unchanged): New function.
10893 (General_options::parse_incremental_unknown): New function.
10894 (General_options::General_options): Initialize new fields
10895 incremental_disposition_ and implicit_incremental_.
10896 (General_options::finalize): Check for uasge of --incremental-*
10897 without --incremental.
10899 2009-02-06 Chris Demetriou <cgd@google.com>
10901 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10902 pointer and to report location as the file name associated with
10904 (gold_undefined_symbol_at_location): New function to replace the
10905 old gold_undefined_symbol functionality.
10906 * target-reloc.h (relocate_section): Update to use
10907 gold_undefined_symbol_at_location.
10908 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10909 Call gold_undefined_symbol function rather than gold_error.
10910 * errors.h (Errors::undefined_symbol): Take location as a
10911 string, rather than calculating it from a relocation.
10912 * errors.cc (Errors::fatal): Print "fatal error:" before the
10914 (Errors::error, Errors::error_at_location): Print "error: "
10915 before the formatted message.
10916 (Errors::undefined_symbol): Take location as a string, rather
10917 than calculating it from a relocation.
10918 (gold_undefined_symbol_at_location): New function akin to
10919 old gold_undefined_symbol, calculates location from relocation.
10920 (gold_undefined_symbol): Change to take only a Symbol pointer
10921 and to report location as the file name associated with the symbol.
10922 * testsuite/debug_msg.sh: Update for changed error messages.
10923 * testsuite/undef_symbol.sh: Likewise.
10925 2009-02-04 Duncan Sands <baldrick@free.fr>
10928 * reduced_debug_output.h
10929 (Output_reduced_debug_abbrev_section::failed): Use format for
10931 (Output_reduced_debug_info_section::faild): Likewise.
10933 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10935 * script.cc (Lazy_demangler): New class.
10936 (Version_script_info::get_symbol_version_helper): Demangle a
10939 2009-01-29 Cary Coutant <ccoutant@google.com>
10941 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10943 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10945 2009-01-28 Ian Lance Taylor <iant@google.com>
10947 * version.cc (version_string): Bump to 1.9.
10949 * gold.h: Include <cstring> and <stdint.h>.
10950 * version.cc: Include <cstdio>.
10951 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10953 * reduced_debug_output.cc (insert_into_vector): Rename from
10954 Insert_into_vector; change all callers. Use Swap_unaligned to
10955 avoid aliasing issue; remove union since it is unnecessary.
10957 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10959 * Makefile.am (CCFILES): Add gc.cc.
10960 (HFILES): Add gc.h.
10961 * Makefile.in: Regenerate.
10962 * gold.cc (Gc_runner): New class.
10963 (queue_initial_tasks): Call garbage collection related tasks
10964 when corresponding options are invoked.
10965 (queue_middle_gc_tasks): New function.
10966 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10967 processed early before laying out sections during garbage collection.
10968 * gold.h (queue_middle_gc_tasks): New function.
10969 (is_prefix_of): Move from "layout.cc".
10970 * i386.cc (Target_i386::gc_process_relocs): New function.
10971 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10972 * main.cc (main): Create object of class "Garbage_collection".
10973 * object.cc (Relobj::copy_symbols_data): New function.
10974 (Relobj::is_section_name_included): New function.
10975 (Sized_relobj::do_layout): Allow this function to be called twice
10976 during garbage collection and defer layout of section during the
10978 * object.h (Relobj::get_symbols_data): New function.
10979 (Relobj::is_section_name_included): New function.
10980 (Relobj::copy_symbols_data): New function.
10981 (Relobj::set_symbols_data): New function.
10982 (Relobj::get_relocs_data): New function.
10983 (Relobj::set_relocs_data): New function.
10984 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10985 (Relobj::gc_process_relocs): New function.
10986 (Relobj::do_gc_process_relocs): New pure virtual function.
10987 (Relobj::sd_): New data member.
10988 (Sized_relobj::is_output_section_offset_invalid): New function.
10989 (Sized_relobj::do_gc_process_relocs): New function.
10990 * options.h (General_options::gc_sections): Modify to not be a no-op.
10991 (General_options::print_gc_sections): New option.
10992 * plugin.cc (Plugin_finish::run): Remove function call to
10993 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10994 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10995 * reloc.cc (Read_relocs::run): Add task to process relocs and
10996 determine unreferenced sections when doing garbage collection.
10997 (Gc_process_relocs): New class.
10998 (Sized_relobj::do_gc_process_relocs): New function.
10999 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11000 sections that are garbage collected.
11001 * reloc.h (Gc_process_relocs): New class.
11002 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11003 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11004 symbols whose corresponding sections are garbage collected.
11005 (Symbol_table::Symbol_table): Add new parameter for the garbage
11007 (Symbol_table::gc_mark_undef_symbols): New function.
11008 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11009 (Symbol_table::gc_mark_dyn_syms): New function.
11010 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11012 (Symbol_table::add_from_object): Likewise.
11013 (Symbol_table::add_from_relobj): When building shared objects, do not
11014 treat externally visible symbols as garbage.
11015 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11016 table information for static and relocatable links.
11017 * symtab.h (Symbol_table::set_gc): New function.
11018 (Symbol_table::gc): New function.
11019 (Symbol_table::gc_mark_undef_symbols): New function.
11020 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11021 (Symbol_table::gc_mark_dyn_syms): New function.
11022 (Symbol_table::gc_): New data member.
11023 * target.h (Sized_target::gc_process_relocs): New pure virtual
11025 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11026 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11028 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11030 * options.h (General_options::gc_sections): Define as a no-op for now.
11031 (General_options::no_keep_memory): Ditto.
11032 (General_options::Bshareable): Define.
11033 * options.cc (General_options::finalize): Honor -Bshareable.
11035 2009-01-20 Andreas Schwab <schwab@suse.de>
11037 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11038 read the value in the contents, since we don't use it. Use the
11039 template endianness when writing.
11040 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11042 2009-01-19 Andreas Schwab <schwab@suse.de>
11044 * configure.tgt (powerpc64-*): Fix targ_obj.
11046 2009-01-15 Ian Lance Taylor <iant@google.com>
11048 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11049 local symbols when stripping all symbols.
11051 2009-01-14 Cary Coutant <ccoutant@google.com>
11053 * output.cc (Output_reloc): Add explicit instantiations.
11055 2009-01-14 Cary Coutant <ccoutant@google.com>
11057 * archive.cc (Archive::get_elf_object_for_member): Remove call
11058 to File_read::claim_for_plugin.
11059 * descriptors.cc (Descriptors::open): Remove reference to
11061 (Descriptors::claim_for_plugin): Remove.
11062 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11063 (Descriptors::is_claimed): Remove.
11064 (claim_descriptor_for_plugin): Remove.
11065 * fileread.cc (File_read::claim_for_plugin): Remove.
11066 * fileread.h (File_read::claim_for_plugin): Remove.
11067 (File_read::descriptor): Reopen descriptor if necessary.
11068 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11069 (Plugin_manager::all_symbols_read): Add task parameter. Change
11071 (Plugin_manager::get_input_file): New function.
11072 (Plugin_manager::release_input_file): New function.
11073 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11074 corresponding data member.
11075 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11076 and pass to base constructor. Change all callers.
11077 (get_input_file, release_input_file): New functions.
11078 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11079 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11080 (Plugin_manager::all_symbols_read): Add task parameter.
11081 (Plugin_manager::get_input_file): New function.
11082 (Plugin_manager::release_input_file): New function.
11083 (Plugin_manager::task_): New data member.
11084 (Pluginobj::Pluginobj): Add filesize parameter.
11085 (Pluginobj::filename): New function.
11086 (Pluginobj::descriptor): New function.
11087 (Pluginobj::filesize): New function.
11088 (Pluginobj::filesize_): New data member.
11089 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11090 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11091 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11093 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11094 with archive libraries.
11095 * testsuite/Makefile.in: Regenerate.
11096 * testsuite/plugin_test.c (struct sym_info): New type.
11097 (get_input_file, release_input_file): New static variables.
11098 (onload): Capture new transfer vector entries.
11099 (claim_file_hook): Stop reading at end of file according to filesize.
11100 Factor out parsing of readelf output into separate function.
11101 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11102 APIs and get the source file name from the symbol table. Convert
11103 source file name to corresponding object file name. Print info
11104 message when adding new input files.
11105 (parse_readelf_line): New function.
11106 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11107 * testsuite/plugin_test_2.sh: Likewise.
11108 * testsuite/plugin_test_3.sh: Likewise.
11109 * testsuite/plugin_test_4.sh: New test case.
11111 2009-01-07 Ian Lance Taylor <iant@google.com>
11113 * version.cc (version_string): Bump to 1.8.
11115 2008-12-23 Cary Coutant <ccoutant@google.com>
11117 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11118 * plugin.cc (Plugin_manager::finish): Rename as
11119 layout_deferred_objects. Move cleanup to separate function.
11120 (Plugin_manager::cleanup): New function.
11121 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11123 * plugin.h (Plugin_manager::finish): Rename as
11124 layout_deferred_objects.
11125 (Plugin_manager::cleanup): New function.
11126 (Plugin_manager::cleanup_done): New field.
11128 2008-12-23 Cary Coutant <ccoutant@google.com>
11130 * plugin.cc (is_visible_from_outside): New function.
11131 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11132 so we don't return "IR only" status for exported symbols or -r links.
11134 * testsuite/Makefile.am (plugin_test_3): New test case.
11135 * testsuite/Makefile.in: Regenerate.
11136 * testsuite/plugin_test_3.sh: New file.
11138 2008-12-22 Cary Coutant <ccoutant@google.com>
11140 * object.cc (Sized_relobj::layout_section): New function.
11141 (Sized_relobj::do_layout): Defer layout of input sections until after
11142 plugin has provided replacement files.
11143 (Sized_relobj::do_layout_deferred_sections): New function.
11144 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11145 (Relobj::layout_deferred_sections): New function.
11146 (Relobj::do_layout_deferred_sections): New function.
11147 (Sized_relobj::do_layout_deferred_sections): New function.
11148 (Sized_relobj::layout_section): New function.
11149 (Sized_relobj::Deferred_layout): New structure.
11150 (Sized_relobj::deferred_layout_): New field.
11151 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11152 Change all callers. Layout deferred sections.
11153 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11155 (Plugin_hook::run): Move code from do_plugin_hook inline.
11156 (Plugin_hook::do_plugin_hook): Remove.
11157 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11158 (Plugin_manager::finish): Renamed, was cleanup.
11159 (Plugin_manager::should_defer_layout): New function.
11160 (Plugin_manager::add_deferred_layout_object): New function.
11161 (Plugin_manager::Deferred_layout_list): New type.
11162 (Plugin_manager::deferred_layout_objects_): New field.
11163 (Plugin_hook::do_plugin_hook): Remove.
11165 2008-12-17 Ian Lance Taylor <iant@google.com>
11167 * options.h (class General_options): Add --no case for
11170 2008-12-16 Cary Coutant <ccoutant@google.com>
11172 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11174 (Plugin_manager::claim_file): Create plugin object even if
11175 plugin did not call the add_symbols callback.
11176 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11177 asking for more symbols than were added.
11178 * testsuite/Makefile.am (plugin_test_1): Add test case with
11180 (empty.syms): New target.
11181 * testsuite/Makefile.in: Regenerate.
11182 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11183 message. Don't call add_symbols if no globals.
11184 (all_symbols_read_hook): Don't provide replacement for empty
11187 2008-12-12 Ian Lance Taylor <iant@google.com>
11189 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11190 r_type == 0 for a local symbol with r_sym == 0.
11191 (scan_relocatable_relocs): Pass r_sym to
11192 local_non_section_strategy.
11193 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11196 * configure.ac: Update test for TLS descriptors: they are
11197 supported as of glibc 2.9.
11198 * configure: Rebuild.
11200 2008-12-11 Ian Lance Taylor <iant@google.com>
11203 * target-reloc.h (Default_scan_relocatable_relocs): For each
11204 function, map r_type == 0 to RELOC_DISCARD.
11206 2008-12-10 Cary Coutant <ccoutant@google.com>
11208 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11209 object to override a kept COMDAT group from a plugin object.
11211 2008-12-09 Ian Lance Taylor <iant@google.com>
11214 * yyscript.y (file_cmd): Handle INPUT.
11216 * testsuite/initpri1.c: Change all declarations to be full
11217 prototypes by adding void, to avoid compiler warnings.
11219 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11221 * options.cc (General_options::parse_plugin_opt): New.
11222 (General_options::add_plugin): The argument now is just the filename.
11223 (General_options::add_plugin_option): New.
11224 * options.h (plugin_opt): New.
11225 (add_plugin): Change argument name.
11226 (add_plugin_option): New.
11227 * plugin.cc (Plugin::load): Don't parse the plugin option.
11228 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11229 (Plugin::add_option): New.
11230 (Plugin::args_): Change type.
11231 (Plugin::filename_): New.
11232 (Plugin_manager::add_plugin_option): New.
11233 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11234 * testsuite/Makefile.in: Regenerate.
11236 2008-12-05 Cary Coutant <ccoutant@google.com>
11238 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11239 Handle --strip-lto-sections option.
11240 * options.h (strip_lto_sections): New option.
11242 2008-12-01 Cary Coutant <ccoutant@google.com>
11244 * plugin.cc (ld_plugin_message): Change format parameter to const.
11245 Fix mismatch between new[] and delete.
11247 2008-11-14 Cary Coutant <ccoutant@google.com>
11249 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11252 2008-11-05 Craig Silverstein <csilvers@google.com>
11254 * options.cc (General_options::parse_dynamic_list): New function.
11255 * options.h (General_options): New flags dynamic_list,
11256 dynamic_list_data, dynamic_list_cpp_new, and
11257 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11258 (General_options::in_dynamic_list): New function.
11259 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11260 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11261 (Lex::can_continue_name): Likewise.
11263 (read_script_file): New parameter script_options.
11264 (read_dynamic_list): New function.
11265 (Script_options::define_dynamic_list): New function.
11266 (dynamic_list_keyword_parsecodes): New variable.
11267 (dynamic_list_keywords): New variable.
11268 * script.h (Script_options::define_dynamic_list): New function
11270 (read_dynamic_list): New function prototype.
11271 * symtab.cc (strprefix): New macro.
11272 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11273 dynamic_list_data, dynamic_list_cpp_new, and
11274 dynamic_list_cpp_typeinfo.
11275 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11276 (dynamic_list_expr): New rule.
11277 (dynamic_list_nodes): Likewise.
11278 (dynamic_list_node): Likewise.
11279 * testsuite/Makefile.am (dynamic_list): New test.
11280 * testsuite/Makefile.in: Regenerated.
11281 * testsuite/dynamic_list.t: New file.
11282 * testsuite/dynamic_list.sh: New file.
11284 2008-11-05 Craig Silverstein <csilvers@google.com>
11286 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11287 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11288 (t11_last): Likewise.
11289 * testsuite/ver_test_6.c (main): Likewise.
11291 2008-10-07 Cary Coutant <ccoutant@google.com>
11293 * options.c (General_options::finalize): Add check for -static and
11295 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11298 2008-10-02 Cary Coutant <ccoutant@google.com>
11300 * plugin.cc (make_sized_plugin_object): Fix conditional
11301 compilation to work when not all targets are enabled.
11303 2008-09-29 Cary Coutant <ccoutant@google.com>
11305 * archive.cc (Archive::get_file_and_offset): Use filename instead
11306 of name to get library path.
11307 (Archive::include_member): Unlock external member of a thin archive.
11309 * testsuite/Makefile.am (TEST_AR): New variable.
11310 (thin_archive_test_1): New test.
11311 (thin_archive_test_2): New test.
11312 * testsuite/Makefile.in: Regenerate.
11313 * testsuite/thin_archive_main.cc: New file.
11314 * testsuite/thin_archive_test_1.cc: New file.
11315 * testsuite/thin_archive_test_2.cc: New file.
11316 * testsuite/thin_archive_test_3.cc: New file.
11317 * testsuite/thin_archive_test_4.cc: New file.
11319 2008-09-29 Cary Coutant <ccoutant@google.com>
11321 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11322 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11324 (Sized_relobj::do_finalize_local_symbols): Likewise.
11325 (Sized_relobj::map_to_kept_section): Likewise.
11326 * object.h (Sized_relobj::invalid_address): New constant.
11327 (Sized_relobj::do_output_section_offset): Check for invalid_address
11329 * output.cc (Output_reloc::local_section_offset): Use constant
11330 invalid_address instead of -1U.
11331 (Output_reloc::get_address): Likewise.
11332 (Output_section::output_address): Change -1U to -1ULL.
11333 * output.h (Output_reloc::invalid_address): New constant.
11334 * reloc.cc (Sized_relobj::write_sections): Use constant
11335 invalid_address instead of -1U.
11336 (Sized_relobj::relocate_sections): Likewise.
11337 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11338 values for merge sections.
11339 * target-reloc.h (relocate_for_relocatable): Use constant
11340 invalid_address instead of -1U.
11342 2008-09-19 Cary Coutant <ccoutant@google.com>
11344 Add plugin functionality for link-time optimization (LTO).
11345 * configure.ac (plugins): Add --enable-plugins option.
11346 * configure: Regenerate.
11347 * config.in: Regenerate.
11348 * Makefile.am (LIBDL): New variable.
11349 (CCFILES): Add plugin.cc.
11350 (HFILES): Add plugin.h.
11351 (ldadd_var): Add LIBDL.
11352 * Makefile.in: Regenerate.
11354 * archive.cc: Include "plugin.h".
11355 (Archive::setup): Don't preread archive symbols when using a plugin.
11356 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11357 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11359 (Archive::include_member): Add symbols from plugin objects.
11360 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11361 * descriptors.cc (Descriptors::open): Check for file descriptors
11362 abandoned by plugins.
11363 (Descriptors::claim_for_plugin): New function.
11364 * descriptors.h (Descriptors::claim_for_plugin): New function.
11365 (Open_descriptor::is_claimed): New field.
11366 (claim_descriptor_for_plugin): New function.
11367 * fileread.cc (File_read::claim_for_plugin): New function.
11368 * fileread.h (File_read::claim_for_plugin): New function.
11369 (File_read::descriptor): New function.
11370 * gold.cc: Include "plugin.h".
11371 (queue_initial_tasks): Add task to call plugin hooks for generating
11373 * main.cc: Include "plugin.h".
11374 (main): Load plugin libraries.
11375 * object.h (Pluginobj): Declare.
11376 (Object::pluginobj): New function.
11377 (Object::do_pluginobj): New function.
11378 (Object::set_target): New function.
11379 * options.cc: Include "plugin.h".
11380 (General_options::parse_plugin): New function.
11381 (General_options::General_options): Initialize plugins_ field.
11382 (General_options::add_plugin): New function.
11383 * options.h (Plugin_manager): Declare.
11384 (General_options): Add --plugin option.
11385 (General_options::has_plugins): New function.
11386 (General_options::plugins): New function.
11387 (General_options::add_plugin): New function.
11388 (General_options::plugins_): New field.
11389 * plugin.cc: New file.
11390 * plugin.h: New file.
11391 * readsyms.cc: Include "plugin.h".
11392 (Read_symbols::do_read_symbols): Check for archive before checking
11393 for ELF file. Call plugin hooks to claim files.
11394 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11395 from a real object file; force override when processing replacement
11397 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11398 (Symbol::init_base_object): Likewise.
11399 (Symbol::init_base_output_data): Likewise.
11400 (Symbol::init_base_output_segment): Likewise.
11401 (Symbol::init_base_constant): Likewise.
11402 (Symbol::init_base_undefined): Likewise.
11403 (Symbol::output_section): Assert that object is not a plugin.
11404 (Symbol_table::add_from_pluginobj): New function.
11405 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11407 (Symbol_table::sized_write_globals): Likewise.
11408 (Symbol_table::add_from_pluginobj): Instantiate template.
11409 * symtab.h (Sized_pluginobj): Declare.
11410 (Symbol::in_real_elf): New function.
11411 (Symbol::set_in_real_elf): New function.
11412 (Symbol::in_real_elf_): New field.
11413 (Symbol_table::add_from_pluginobj): New function.
11415 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11416 (LIBDL): New variable.
11417 (LDADD): Add LIBDL.
11418 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11419 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11420 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11421 (MOSTLYCLEANFILES): Likewise.
11422 * testsuite/Makefile.in: Regenerate.
11423 * testsuite/plugin_test.c: New file.
11424 * testsuite/plugin_test_1.sh: New file.
11425 * testsuite/plugin_test_2.sh: New file.
11427 2008-09-16 Ian Lance Taylor <iant@google.com>
11429 * target-reloc.h (relocate_section): Check whether a symbol is
11430 defined by the ABI before reporting an undefined symbol error.
11431 * target.h (Target::is_defined_by_abi): Make parameter const.
11432 (Target::do_is_defined_by_abi): Likewise.
11433 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11434 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11435 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11436 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11437 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11438 * testsuite/Makefile.in: Rebuild.
11440 * fileread.cc (make_view): Add casts to avoid warning.
11442 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11444 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11445 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11447 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11449 * options.h (General_options::output_is_executable): New.
11450 (General_options::output_is_pie): New.
11451 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11452 for shared libraries.
11453 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11455 2008-09-11 Chris Demetriou <cgd@google.com>
11457 * options.h (origin): New -z option.
11458 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11459 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11462 2008-09-05 Cary Coutant <ccoutant@google.com>
11464 * fileread.cc (File_read::make_view): Add check for attempt to map
11465 beyond end of file.
11467 2008-09-05 Cary Coutant <ccoutant@google.com>
11469 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11470 explicit instantiations.
11472 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11475 * options.cc (General_options::finalize): Allow undefined symbols
11476 in shlibs if linking -shared.
11479 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11480 symbols as not needing a dynsym entry.
11482 2008-08-20 Craig Silverstein <csilvers@google.com>
11484 * fileread.cc (File_read::open): Do not lock the file unless it
11485 was successfully opened.
11487 2008-08-14 Cary Coutant <ccoutant@google.com>
11489 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11490 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11491 * testsuite/tls_test.cc (struct int128): 128-bit struct
11492 for testing TLS relocs with non-zero addend.
11493 (v12): New TLS variable.
11495 (t_last): Add check for v12.
11496 * testsuite/tls_test.h (t12): New function.
11497 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11499 2008-08-13 Ian Lance Taylor <iant@google.com>
11501 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11502 set tls_segment_ or relro_segment_.
11503 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11505 * output.h (Output_section::clear_is_relro): New function.
11506 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11507 sections specially even when output_data_ is empty.
11508 (Output_segment::maximum_alignment): When first section is relro,
11509 only force alignment for PT_LOAD segments.
11510 * script.cc (script_data_segment_align): New function.
11511 (script_data_segment_relro_end): New function.
11512 * script-c.h (script_data_segment_align): Declare.
11513 (script_data_segment_relro_end): Declare.
11514 * script-sections.h (class Script_sections): Declare
11515 data_segment_align and data_segment_relro_end. Add fields
11516 segment_align_index_ and saw_relro_end_.
11517 * script-sections.cc (class Sections_element): Add set_is_relro
11518 virtual function. Add new bool* parameter to place_orphan_here.
11519 Add get_output_section virtual function.
11520 (class Output_section_definition): Add set_is_relro. Add new
11521 bool* parameter to place_orphan_here. Add get_output_section.
11522 Add is_relro_ field.
11523 (Output_section_definition::Output_section_definition): Initialize
11524 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11525 and is_relro_ fields.
11526 (Output_section_definition::place_orphan_here): Add is_relro
11528 (Output_section_definition::set_section_addresses): Set relro for
11530 (Output_section_definition::alternate_constraint): Likewise.
11531 (class Orphan_output_section): Add new bool* parameter to
11532 place_orphan_here. Add get_output_section.
11533 (Orphan_output_section::place_orphan_here): Add is_relro
11535 (Script_sections::Script_sections): Initialize
11536 data_segment_align_index_ and saw_relro_end_.
11537 (Script_sections::data_segment_align): New function.
11538 (Script_sections::data_segment_relro_end): New function.
11539 (Script_sections::place_orphan): Set or clear is_relro.
11540 (Script_sections::set_section_addresses): Force alignment of first
11542 * yyscript.y (exp): Call script_data_segment_align and
11543 script_data_segment_relro_end.
11544 * testsuite/relro_script_test.t: New file.
11545 * testsuite/relro_test.cc (using_script): Declare.
11546 (t1, t2): Test using_script.
11547 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11548 (relro_script_test_SOURCES): Define.
11549 (relro_script_test_DEPENDENCIES): Define.
11550 (relro_script_test_LDFLAGS): Define.
11551 (relro_script_test_LDADD): Define.
11552 (relro_script_test.so): New target.
11553 * testsuite/Makefile.in: Rebuild.
11555 2008-08-06 Cary Coutant <ccoutant@google.com>
11557 * archive.cc (Archive::total_archives, Archive::total_members)
11558 (Archive::total_members_loaded): New variables.
11559 (Archive::setup): Add parameter. Add option to preread
11561 (Archive::read_armap): Add counter.
11562 (Archive::get_file_and_offset): New function.
11563 (Archive::get_elf_object_for_member): New function.
11564 (Archive::read_all_symbols): New function.
11565 (Archive::read_symbols): New function.
11566 (Archive::add_symbols): Add counters.
11567 (Archive::include_all_members): Use armap to find members if it's
11569 (Archive::include_member): Skip reading symbols if already read.
11570 Factored code into Archive::get_file_and_offset and
11571 Archive::get_elf_object_for_member. Changed call to
11572 Mapfile::report_include_archive_member.
11573 (Archive::print_stats): New function.
11574 * archive.h: Declare Object and Read_symbols_data classes.
11575 (Archive::Archive): Add initializers for new members.
11576 (Archive::setup): Add parameter.
11577 (Archive::print_stats): New function.
11578 (Archive::total_archives, Archive::total_members)
11579 (Archive::total_members_loaded): New variables.
11580 (Archive::get_file_and_offset): New function.
11581 (Archive::get_elf_object_for_member): New function.
11582 (Archive::read_all_symbols): New function.
11583 (Archive::read_symbols): New function.
11584 (Archive::Archive_member): New class.
11585 (Archive::members_): New member.
11586 (Archive::num_members_): New member.
11587 * main.cc: Include archive.h.
11588 (main): Call Archive::print_stats.
11589 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11590 archive parameter; member_name is now the fully-decorated name.
11591 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11592 * options.h: (General_options): Add --preread-archive-symbols option.
11593 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11596 2008-08-04 Ian Lance Taylor <iant@google.com>
11598 * symtab.h (Symbol::use_plt_offset): New function.
11599 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11600 * powerpc.cc (Relocate::relocate): Likewise.
11601 * sparc.cc (Relocate::relocate): Likewise.
11602 * x86_64.cc (Relocate::relocate): Likewise.
11603 * testsuite/weak_plt.sh: New test.
11604 * testsuite/weak_plt_main.cc: New test.
11605 * testsuite/weak_plt_shared.cc: New test.
11606 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11607 (check_PROGRAMS): Add weak_plt.
11608 (check_DATA): Add weak_plt_shared.so.
11609 (weak_plt_main_pic.o, weak_plt): New targets.
11610 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11611 * testsuite/Makefile.in: Rebuild.
11613 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11615 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11616 * testsuite/Makefile.in: Rebuild.
11618 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11620 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11621 * Makefile.in: Regenerate.
11622 * po/POTFILES.in: Regenerate.
11624 2008-07-29 Ian Lance Taylor <iant@google.com>
11626 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11627 symbols before other symbols.
11628 * testsuite/script_test_2.cc (test_addr): Declare.
11629 (test_addr_alias): Declare.
11630 (main): Check that test_addr and test_addr_alias have the right
11632 * testsuite/script_test_2.t: Define test_addr_alias and
11635 2008-07-24 Ian Lance Taylor <iant@google.com>
11638 * descriptors.cc: New file.
11639 * descriptors.h: New file.
11640 * gold-threads.h (class Hold_optional_lock): New class.
11641 * fileread.cc: Include "descriptors.h".
11642 (File_read::~File_read): Release descriptor rather than closing
11644 (File_read::open) [file]: Call open_descriptor rather than open.
11645 Set is_descriptor_opened_.
11646 (File_read::open) [memory]: Assert that descriptor is not open.
11647 (File_read::reopen_descriptor): New function.
11648 (File_read::release): Release descriptor.
11649 (File_read::do_read): Make non-const. Reopen descriptor.
11650 (File_read::read): Make non-const.
11651 (File_read::make_view): Reopen descriptor.
11652 (File_read::do_readv): Likewise.
11653 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11654 Update declarations.
11655 * layout.cc: Include "descriptors.h".
11656 (Layout::create_build_id): Use open_descriptor rather than open.
11657 * output.cc: Include "descriptors.h".
11658 (Output_file::open): Use open_descriptor rather than open.
11659 * archive.cc (Archive::const_iterator): Change Archive to be
11661 (Archive::begin, Archive::end): Make non-const.
11662 (Archive::count_members): Likewise.
11663 * archive.h (class Archive): Update declarations.
11664 * object.h (Object::read): Make non-const.
11665 * Makefile.am (CCFILES): Add descriptors.cc.
11666 (HFILES): Add descriptors.h.
11667 * Makefile.in: Rebuild.
11670 * gold.h: Always include <clocale>. Add Solaris workarounds
11671 following code in binutils/sysdep.h.
11674 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11675 this->eh_frame_hdr_ is NULL before using it.
11677 * dynobj.cc (Versions::Versions): Update comment.
11679 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11680 the base version name.
11682 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11683 array size plus one.
11684 (Stringpool_template::set_string_offsets): Subtract one from key
11685 before using it as an array index.
11686 (Stringpool_template::get_offset_with_length): Likewise.
11687 (Stringpool_template::write_to_buffer): Likewise.
11688 * stringpool.h (Stringpool_template::get_offset_from_key):
11691 2008-07-23 Ian Lance Taylor <iant@google.com>
11694 * object.h (Merged_symbol_value::value): Do our best to handle a
11698 * script.cc (Version_script_info::get_versions): Don't add empty
11699 version tag to return value.
11700 (Version_script_info::get_symbol_version_helper): Change return
11701 type to bool. Add pversion parameter. Change all callers.
11702 (script_register_vers_node): Don't require a non-NULL tag.
11703 * script.h (class Version_script_info): Update declarations.
11704 (Version_script_info::get_symbol_version): Change return type to
11705 bool. Add version parameter. Change all callers.
11706 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11707 handling. Handle an empty version from a version script.
11708 (Symbol_table::define_special_symbol): Likewise.
11709 * testsuite/ver_test_10.script: New file.
11710 * testsuite/ver_test_10.sh: New file.
11711 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11712 (check_DATA): Add ver_test_10.syms.
11713 (ver_test_10.syms, ver_test_10.so): New target.
11714 * testsuite/Makefile.in: Rebuild.
11716 2008-07-23 Simon Baldwin <simonb@google.com>
11718 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11719 to zero for undefined symbols from dynamic libraries.
11721 2008-07-23 Ian Lance Taylor <iant@google.com>
11723 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11724 Change all callers.
11725 * symtab.h (class Symbol_table): Update declaration.
11726 * testsuite/ver_test_9.cc: New file.
11727 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11728 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11729 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11730 (ver_test_9.so, ver_test_9.o): New targets.
11731 * testsuite/Makefile.in: Rebuild.
11733 2008-07-22 Ian Lance Taylor <iant@google.com>
11735 * options.h (class General_options): Define --check-sections.
11736 * layout.cc (Layout::set_segment_offsets): Handle
11739 * options.h (class General_options): Define -n/--nmagic and
11741 * options.cc (General_options::finalize): For -n/--nmagic or
11742 -N/--omagic, set -static.
11743 * layout.cc (Layout::attach_allocated_section_to_segment): If
11744 -N/--omagic, don't put read-only and read-write sections in
11745 different segments.
11746 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11747 finding a read-only segment.
11748 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11749 don't set the minimum segment alignment to the common page size,
11750 and don't set the file offset to the address modulo the page size.
11751 * script-sections.cc (Script_sections::create_segments): If
11752 -n/--omagic, don't put read-only and read-write sections in
11753 different segments.
11755 * cref.cc: New file.
11756 * cref.h: New file.
11757 * options.h (class General_options): Add --print-symbol-counts.
11758 * main.cc (main): Issue defined symbol report if requested.
11759 * archive.cc (Archive::interpret_header): Make into a const member
11761 (Archive::add_symbols): Call Input_objects::archive_start and
11763 (Archive::const_iterator): Define new class.
11764 (Archive::begin, Archive::end): New functions.
11765 (Archive::include_all_members): Rewrite to use iterator.
11766 (Archive::count_members): New function.
11767 * archive.h (class Archive): Update declarations.
11768 (Archive::filename): New function.
11769 * object.cc: Include "cref.h".
11770 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11771 (Sized_relobj::do_get_global_symbol_counts): New function.
11772 (Input_objects::add_object): Add object to cross-referencer.
11773 (Input_objects::archive_start): New function.
11774 (Input_objects::archive_stop): New function.
11775 (Input_objects::print_symbol_counts): New function.
11776 * object.h: Declare Cref and Archive.
11777 (Object::get_global_symbol_counts): New function.
11778 (Object::do_get_global_symbol_counts): New pure virtual function.
11779 (class Sized_relobj): Add defined_count_ field. Update
11781 (class Input_objects): Add cref_ field. Update constructor.
11782 Update declarations.
11783 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11785 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11787 (Sized_dynobj::do_get_global_symbol_counts): New function.
11788 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11789 defined_count_. Update declarations. Define Symbols typedef.
11790 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11791 parameter. Change all callers.
11792 (Symbol_table::add_from_dynobj): Add sympointers and defined
11793 parameters. Change all callers.
11794 * symtab.h (class Symbol_table): Update declarations.
11795 * Makefile.am (CCFILES): Add cref.cc.
11796 (HFILES): Add cref.h.
11797 * Makefile.in: Rebuild.
11799 2008-07-22 Simon Baldwin <simonb@google.com>
11801 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11802 to zero when writing undefined symbols.
11804 2008-07-22 Ian Lance Taylor <iant@google.com>
11806 * output.cc (Output_section::add_input_section): Don't try to
11807 merge empty merge sections.
11809 2008-07-21 Craig Silverstein <csilvers@google.com>
11811 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11812 Include symbol version in error message.
11814 2008-07-20 Chris Demetriou <cgd@google.com>
11816 * configure.ac (gold_cv_c_random_seed): New configured variable.
11817 (RANDOM_SEED_CFLAGS): New substituted variable.
11818 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11819 * configure: Rebuild.
11820 * Makefile.in: Likewise.
11821 * testsuite/Makefile.in: Likewise.
11823 2008-07-18 Ian Lance Taylor <iant@google.com>
11825 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11826 where we see NAME/NULL and NAME/VERSION as separate symbols.
11827 * testsuite/ver_test_main.cc (main): Call t4.
11828 (t4, t4_2a): Define.
11829 * testsuite/ver_test_2.cc (t4_2): Define.
11830 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11831 * testsuite/ver_test_4.cc (t4_2a): Define.
11832 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11833 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11835 2008-07-17 Ian Lance Taylor <iant@google.com>
11837 * dynobj.cc (Versions::add_def): If we give an error about a
11838 missing version, go ahead and create the version anyhow.
11840 2008-07-10 Ian Lance Taylor <iant@google.com>
11842 Handle output sections with more than 0x7fffffff bytes.
11843 * object.h (class Relobj): Change map_to_output_ to
11844 output_sections_, and just keep a section pointer. Change all
11845 uses. Move comdat group support to Sized_relobj.
11846 (Relobj::is_section_specially_mapped): Remove.
11847 (Relobj::output_section): Remove poff parameter. Change all
11849 (Relobj::output_section_offset): New function.
11850 (Relobj::set_section_offset): Rewrite.
11851 (Relobj::map_to_output): Remove.
11852 (Relobj::output_sections): New function.
11853 (Relobj::do_output_section_offset): New pure virtual function.
11854 (Relobj::do_set_section_offset): Likewise.
11855 (class Sized_relobj): Add section_offsets_ field. Add comdat
11856 group support from Relobj. Update declarations.
11857 (Sized_relobj::get_output_section_offset): New function.
11858 (Sized_relobj::do_output_section_offset): New function.
11859 (Sized_relobj::do_set_section_offset): New function.
11860 * object.cc (Relobj::output_section_address): Remove.
11861 (Sized_relobj::Sized_relobj): Initialize new fields.
11862 (Sized_relobj::include_section_group): Cast find_kept_object to
11864 (Sized_relobj::include_linkonce_section): Likewise.
11865 (Sized_relobj::do_layout): Use separate arrays for output section
11867 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11869 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11870 output_sections and section_offsets.
11871 (Sized_relobj::write_local_symbols): Likewise.
11872 (map_to_kept_section): Compute output address directly.
11873 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11874 output_sections and section_offsets.
11875 (Sized_relobj::write_sections): Likewise.
11876 (Sized_relobj::relocate_sections): Likewise.
11877 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11878 * output.h (class Output_reloc): Update declarations. Change
11879 u2_.relobj to Sized_relobj*.
11880 (class Output_data_reloc): Change add functions to use
11882 * output.cc (Output_reloc::Output_reloc): Change relobj to
11884 (Output_reloc::local_section_offset): Change return type to
11885 Elf_Addr. Use get_output_section_offset.
11886 (Output_reloc::get_address): Likewise.
11887 (Output_section::is_input_address_mapped): Don't call
11888 is_section_specially_mapped.
11889 (Output_section::output_offset): Likewise.
11890 (Output_section::output_address): Likewise.
11891 (Output_section::starting_output_address): Likewise.
11892 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11893 parameter to Sized_relobj*.
11894 (Copy_relocs::need_copy_reloc): Likewise.
11895 (Copy_relocs::save): Likewise.
11896 * copy-relocs.h (class Copy_relocs): Update declarations.
11897 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11898 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11899 * target-reloc.h (relocate_for_relocatable): Change
11900 offset_in_output_section type to Elf_Addr. Change code that uses
11902 * layout.cc (Layout::layout): Always set *off.
11903 * mapfile.cc (Mapfile::print_input_section): Use
11904 output_section_offset.
11905 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11907 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11908 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11909 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11911 2008-07-03 Ian Lance Taylor <iant@google.com>
11913 * layout.cc (Layout::include_section): Do not discard unrecognized
11914 SHT_STRTAB sections.
11916 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11918 * script.cc (Lex::can_continue_name): Make '?' allowable in
11919 version-script names.
11920 * testsuite/version_script.map: Change glob pattern to use '?'
11922 2008-06-30 Manish Singh <yosh@gimp.org>
11925 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11928 2008-06-30 Ian Lance Taylor <iant@google.com>
11932 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11933 versions]: Don't try to read the value in the contents, since we
11934 don't use it. Use the template endianness when writing.
11936 2008-06-25 Cary Coutant <ccoutant@google.com>
11938 * fileread.cc (File_read::make_view): Assert on zero-length view.
11939 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11940 symbol table when there are no symbols to read.
11942 2008-06-23 Craig Silverstein <csilvers@google.com>
11944 * version.cc (version_string): Bump to 1.7
11946 2008-06-18 Craig Silverstein <csilvers@google.com>
11948 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11949 constant 0xFFFF to type Valtype.
11950 (Powerpc_relocate_functions::rel16_ha): Likewise.
11952 2008-06-17 Ian Lance Taylor <iant@google.com>
11954 * output.h (Output_section::Input_section): Initialize p2align_ to
11955 zero for Output_section_data constructors.
11956 (Output_section::Input_section::addralign): If not an input
11957 section, return the alignment of the Output_section_data.
11958 * testsuite/copy_test.cc: New file.
11959 * testsuite/copy_test_1.cc: New file.
11960 * testsuite/copy_test_2.cc: New file.
11961 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11962 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11963 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11964 (copy_test_1_pic.o, copy_test_1.so): New targets.
11965 (copy_test_2_pic.o, copy_test_2.so): New targets.
11966 * testsuite/Makefile.in: Rebuild.
11968 * script-sections.cc (Script_sections::place_orphan): Initialize
11969 local variable exact.
11971 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11973 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11975 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11976 David S. Miller <davem@davemloft.net>
11978 * powerpc.cc: New file.
11979 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11980 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11981 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11982 * Makefile.in: Rebuild.
11984 2008-06-09 Ian Lance Taylor <iant@google.com>
11986 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11988 (throwing, orig_terminate): New static variables.
11989 (terminate_handler): New static function.
11990 (t2): Set terminate handler.
11992 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11995 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11998 2008-05-30 Cary Coutant <ccoutant@google.com>
12000 * archive.cc (Archive::include_all_members) Correct to step
12001 over symbol table and extended name table in thin archives.
12003 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12006 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12009 2008-05-28 Caleb Howe <cshowe@google.com>
12011 * reduced_debug_output.cc: New file.
12012 * reduced_debug_output.h: New file.
12013 * options.h (class General_options): Add --strip-debug-non-line.
12014 * options.cc (General_options::finalize): Add strip_debug_non_line
12015 to the strip heirarchy.
12016 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12018 * layout.cc: Include "reduced_debug_output.h".
12019 (Layout::Layout): Initialize new fields.
12020 (line_only_debug_sections): New static array.
12021 (is_lines_only_debug_sections): New static inline function.
12022 (Layout::include_section): Handle --strip-debug-non-line.
12023 (Layout::make_output_section): If --strip-debug-non-line, build
12024 new output sections for .debug_abbrev and .debug_info.
12025 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12026 gold. Warn about possible overflow.
12027 (read_signed_LEB_128): Likewise.
12028 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12029 (read_signed_LEB_128): Declare.
12030 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12031 (HFILES): Add reduced_debug_output.h.
12032 * Makefile.in: Rebuild.
12034 2008-05-21 Ian Lance Taylor <iant@google.com>
12036 * mapfile.cc: New file.
12037 * mapfile.h: New file.
12038 * options.h (class General_options): Add -M/--print-map and -Map.
12039 * options.cc (General_options::finalize): Make -M equivalent to
12041 * main.cc: Include <cstdio> and "mapfile.h".
12042 (main): Open mapfile if requested.
12043 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12044 constructor. Change caller.
12045 (queue_initial_tasks): Add mapfile parameter. Change caller.
12046 (queue_middle_tasks): Likewise.
12047 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12049 * archive.cc: Include "mapfile.h".
12050 (Archive::add_symbols): Add mapfile parameter. Change all
12051 callers. Pass mapfile, symbol, and reason to include_member.
12052 (Archive::include_all_members): Add mapfile parameter. Change all
12054 (Archive::include_member): Add mapfile, sym, and why parameters.
12055 Change all callers. Report inclusion to map file.
12056 * archive.h: Include "fileread.h".
12057 (class Archive): Update declarations.
12058 (Archive::file): New const method.
12059 (class Add_archive_symbols): Add mapfile_ field. Update
12060 constructor. Change all callers.
12061 * readsyms.h (class Read_symbols): Likewise.
12062 (class Finish_group): Likewise.
12063 (class Read_script): Likewise.
12064 * common.cc: Include "mapfile.h".
12065 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12067 (Symbol_table::do_allocate_commons): Likewise.
12068 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12069 symbol allocation to mapfile.
12070 * common.h (class Allocate_commons_task): Add mapfile_ field.
12071 Update constructor. Change all callers.
12072 * symtab.h (class Symbol_table): Update declarations.
12073 * layout.cc: Include "mapfile.h".
12074 (Layout_task_runner::run): Print information to mapfile.
12075 (Layout::create_gold_note): Change Output_data_fixed_space to
12076 Output_data_zero_fill.
12077 (Layout::create_build_id): Likewise.
12078 (Layout::print_to_mapfile): New function.
12079 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12080 constructor. Change caller.
12081 (class Layout): Declare print_to_mapfile.
12082 * output.cc (Output_section::Input_section::print_to_mapfile): New
12084 (Output_section::add_input_section): If producing a map, always
12085 add to input_sections_ list.
12086 (Output_section::do_print_to_mapfile): New function.
12087 (Output_segment::print_sections_to_mapfile): New function.
12088 (Output_segment::print_section_list_to_mapfile): New function.
12089 * output.h: Include "mapfile.h".
12090 (Output_data::print_to_mapfile): New function.
12091 (Output_data::do_print_to_mapfile): New virtual function.
12092 (Output_segment_headers::do_print_to_mapfile): New function.
12093 (Output_file_header::do_print_to_mapfile): New function.
12094 (Output_data_const::do_print_to_mapfile): New function.
12095 (class Output_data_const_buffer): Add map_name_ field. Update
12096 constructor. Change all callers. Add do_print_to_mapfile
12098 (class Output_data_fixed_space): Likewise.
12099 (class Output_data_space): Likewise.
12100 (class Output_data_zero_fill): New class.
12101 (Output_data_strtab::do_print_to_mapfile): New function.
12102 (Output_data_reloc_base::do_print_to_mapfile): New function.
12103 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12104 (Output_data_group::do_print_to_mapfile): New function.
12105 (Output_data_got::do_print_to_mapfile): New function.
12106 (Output_data_dynamic::do_print_to_mapfile): New function.
12107 (Output_symtab_xindex::do_print_to_mapfile): New function.
12108 (class Output_section): Declare do_print_to_mapflie. Declare
12109 print_to_mapfile in Input_section.
12110 (class Output_segment): Declare new functions.
12111 * object.h (Sized_relobj::symbol_count): New function.
12112 * script-sections.cc
12113 (Output_section_element_dot_assignment::set_section_addresses):
12114 Change Output_data_fixed_space to Output_data_zero_fill.
12115 (Output_data_expression::do_print_to_mapfile): New function.
12116 * script.cc (read_input_script): Add mapfile parameter. Change
12118 * script.h (read_input_script): Update declaration.
12119 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12120 (Eh_frame::do_print_to_mapfile): New function.
12121 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12122 (Output_merge_string::do_print_to_mapfile): New function.
12123 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12125 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12127 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12129 * Makefile.am (CCFILES): Add mapfile.cc.
12130 (HFILES): Add mapfile.h.
12131 * Makefile.in: Rebuild.
12133 2008-05-19 Ian Lance Taylor <iant@google.com>
12135 * options.h (class General_options): Add -z relro.
12136 * layout.cc (Layout::Layout): Initialize relro_segment_.
12137 (Layout::add_output_section_data): Return the output section.
12138 (Layout::make_output_section): Rcognize relro sections and mark
12139 them appropriately.
12140 (Layout::attach_allocated_section_to_segment): Put relro sections
12141 in a PT_GNU_RELRO segment.
12142 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12144 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12146 (Layout::linkonce_mapping): Map d.rel.ro.local to
12147 .data.rel.ro.local.
12148 (Layout::output_section_name): Us .data.rel.ro.local for any
12149 section which begins with that.
12150 * layout.h (class Layout): Update add_output_section_data
12151 declaration. Add relro_segment_ field.
12152 * output.cc (Output_section::Output_section): Initialize is_relro_
12153 and is_relro_local_ fields.
12154 (Output_segment::add_output_section): Group relro sections.
12155 (Output_segment::is_first_section_relro): New function.
12156 (Output_segment::maximum_alignment): If there is a relro section,
12157 align the segment to the common page size.
12158 (Output_segment::set_section_addresses): Track whether we are
12159 looking at relro sections. If the last section is a relro
12160 section, align to the common page size.
12161 (Output_segment::set_section_list_addresses): Add in_relro
12162 parameter. Change all callers. Align to the page size when
12163 moving from relro to non-relro section.
12164 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12166 * output.h (class Output_section): Add is_relro_ and
12167 is_relro_local_ fields.
12168 (Output_section::is_relro): New function.
12169 (Output_section::set_is_relro): New function.
12170 (Output_section::is_relro_local): New function.
12171 (Output_section::set_is_relro_local): New function.
12172 (class Output_segment): Update declarations.
12173 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12174 * sparc.cc (Target_sparc::got_section): Likewise.
12175 * x86_64.cc (Target_x86_64::got_section): Likewise.
12176 * testsuite/relro_test_main.cc: New file.
12177 * testsuite/relro_test.cc: New file.
12178 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12179 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12180 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12181 (relro_test.so, relro_test_pic.o): New targets.
12182 * testsuite/Makefile.in: Rebuild.
12184 2008-05-16 Ian Lance Taylor <iant@google.com>
12186 * output.cc (Output_segment::add_output_section): Remove front
12188 * output.h (class Output_segment): Remove
12189 add_initial_output_section and overloaded add_output_section.
12190 Update declaration of remaining add_output_section.
12191 * layout.cc (Layout::create_interp): Call add_output_section
12192 rather than add_initial_output_section.
12193 (Layout::finish_dynamic_section): Likewise.
12195 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12196 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12197 know the dynamic type.
12198 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12199 field. Initialize it in constructor.
12200 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12201 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12202 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12205 * output.cc (Output_reloc::get_address): Change return type to
12207 * output.h (class Output_reloc): Update get_address declaration.
12208 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12209 for section addresses.
12211 2008-05-09 Ian Lance Taylor <iant@google.com>
12214 * gold.cc (gold_nomem): Use return value of write.
12216 2008-05-08 Ian Lance Taylor <iant@google.com>
12218 * symtab.c (Symbol::init_base_output_data): Add version
12219 parameter. Change all callers.
12220 (Symbol::init_base_output_segment): Likewise.
12221 (Symbol::init_base_constant): Likewise.
12222 (Symbol::init_base_undefined): Likewise.
12223 (Sized_symbol::init_output_data): Likewise.
12224 (Sized_symbol::init_output_segment): Likewise.
12225 (Sized_symbol::init_constant): Likewise.
12226 (Sized_symbol::init_undefined): Likewise.
12227 (Symbol_table::do_define_in_output_data): If the new symbol has a
12228 version, mark it as the default.
12229 (Symbol_table::do_define_in_output_segment): Likewise.
12230 (Symbol_table::do_define_as_constant): Likewise.
12231 * symtab.h (class Symbol): Update declarations.
12232 (class Sized_symbol): Likewise.
12233 * resolve.cc (Symbol::override_version): New function.
12234 (Symbol::override_base): Call override_version.
12235 (Symbol::override_base_with_special): Likewise.
12236 * testsuite/ver_script_8.script: New file.
12237 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12238 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12239 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12240 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12242 2008-05-06 Ian Lance Taylor <iant@google.com>
12245 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12247 (class General_options): Remove existing --undefined, and add
12248 --no-undefined instead. Add new --undefined as synonym for -u.
12249 * archive.cc (Archive::add_symbols): Check whether symbol was
12251 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12252 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12253 all uses. Add IS_UNDEFINED. Update declarations to split
12254 different versions of init_base. Declare init_base_undefined.
12255 (Symbol::is_defined): Handle IS_UNDEFINED.
12256 (Symbol::is_undefined): Likewise.
12257 (Symbol::is_weak_undefined): Call is_undefined.
12258 (Symbol::is_absolute): Handle IS_CONSTANT.
12259 (class Sized_symbol): Update declarations to split different
12260 versions of init. Declare init_undefined.
12261 (class Symbol_table): Declare new functions.
12262 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12263 Change all callers.
12264 (Symbol::init_base_output_data): Likewise.
12265 (Symbol::init_base_output_segment): Likewise.
12266 (Symbol::init_base_constant): Likewise.
12267 (Symbol::init_base_undefined): New function.
12268 (Sized_symbol::init_object): Rename from init. Change all
12270 (Sized_symbol::init_output_data): Likewise.
12271 (Sized_symbol::init_output_segment): Likewise.
12272 (Sized_symbol::init_constant): Likewise.
12273 (Sized_symbol::init_undefined): New function.
12274 (Symbol_table::add_undefined_symbols_from_command_line): New
12276 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12278 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12279 (Symbol::output_section): Likewise.
12280 (Symbol::set_output_section): Likewise.
12281 (Symbol_table::sized_finalize_symbol): Likewise.
12282 (Symbol_table::sized_write_globals): Likewise.
12283 * resolve.cc (Symbol_table::should_override): Likewise.
12284 (Symbol::override_base_with_special): Likewise.
12286 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12287 symbol, change it to have default visibility.
12288 * testsuite/protected_1.cc: New file.
12289 * testsuite/protected_2.cc: New file.
12290 * testsuite/protected_3.cc: New file.
12291 * testsuite/protected_main_1.cc: New file.
12292 * testsuite/protected_main_2.cc: New file.
12293 * testsuite/protected_main_3.cc: New file.
12294 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12295 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12296 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12297 (protected_1.so): New target.
12298 (protected_1_pic.o, protected_2_pic.o): New targets.
12299 (protected_3_pic.o): New target.
12300 (check_PROGRAMS): Add protected_2.
12301 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12302 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12303 * testsuite/Makefile.in: Rebuild.
12305 * options.h (DEFINE_var): Add set_user_set_##varname__.
12306 (DEFINE_bool_alias): New macro.
12307 (class General_options): Define -Bstatic using DEFINE_bool_alias
12308 rather than DEFINE_special. Add --undefined as an alias for -z
12310 * options.cc (General_options::parse_Bstatic): Remove.
12312 * options.h (class General_options): Add --fatal-warnings.
12313 * main.cc (main): Implement --fatal-warnings.
12314 * errors.h (Errors::warning_count): New function.
12316 * options.h (class General_options): Add -Bsymbolic-functions.
12317 * symtab.h (Symbol::is_preemptible): Check for
12318 -Bsymbolic-functions.
12320 2008-05-05 Ian Lance Taylor <iant@google.com>
12322 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12323 as noVARNAME rather than no-VARNAME.
12324 (class General_options): Add option -z combreloc.
12325 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12327 (Output_reloc::sort_before) [SHT_REL]: New function.
12328 (Output_reloc::sort_before) [SHT_RELA]: New function.
12329 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12330 Sort_relocs_comparison.
12331 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12332 parameter. Change all callers.
12333 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12334 sort_relocs parameter. Change all callers.
12335 * output.cc (Output_reloc::get_address): New function, broken out
12337 (Output_reloc::write_rel): Call it.
12338 (Output_reloc::compare): New function.
12339 (Output_data_reloc_base::do_write): Optionally sort relocs.
12341 * configure.ac: If targ_extra_obj is set, link it in.
12342 * configure.tgt: Initialize all variables.
12343 (x86_64*): Set targ_extra_obj and targ_extra_size.
12344 * configure: Rebuild.
12346 * object.cc (Sized_relobj::include_section_group): Adjust section
12347 indexes read from group data. Build vector to pass to
12349 * layout.cc (Layout::layout_group): Add flags and shndxes
12350 parameters. Remove contents parameter. Change caller. Update
12351 explicit instantiations.
12352 * layout.h (class Layout): Update layout_group declaration.
12353 * output.cc (Output_data_group::Output_data_group): Add flags and
12354 input_shndxes parameters. Remove contents parameter. Change
12356 (Output_data_group::do_write): Change input_sections_ to
12358 * output.h (class Output_data_group): Update constructor
12359 declaration. Rename input_sections_ to input_shndxes_.
12360 * testsuite/many_sections_test.cc: Add template.
12362 2008-04-30 Cary Coutant <ccoutant@google.com>
12364 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12366 * layout.cc (Layout::include_section): Refactored check for debug
12368 (Layout::add_comdat): Add new parameters. Change type
12369 of signature parameter. Add object and shndx to signatures table.
12370 (Layout::find_kept_object): New function.
12371 * layout.h: Include <cstring>.
12372 (Layout::is_debug_info_section): New function.
12373 (Layout::add_comdat): Add new parameters.
12374 (Layout::find_kept_object): New function.
12375 (Layout::Kept_section): New struct.
12376 (Layout::Signatures): Change type of map range.
12377 * object.cc (Relobj::output_section_address): New function.
12378 (Sized_relobj::include_section_group): Add new parameters. Change
12379 calls to Layout::add_comdat. Change to build table of kept comdat
12380 groups and table mapping discarded sections to kept sections.
12381 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12382 (Sized_relobj::do_layout): Change calls to include_section_group and
12383 include_linkonce_section.
12384 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12385 value to zero when section is discarded.
12386 (Sized_relobj::map_to_kept_section): New function.
12387 * object.h (Relobj::output_section_address): New function.
12388 (Relobj::Comdat_group): New type.
12389 (Relobj::find_comdat_group): New function.
12390 (Relobj::Comdat_group_table): New type.
12391 (Relobj::Kept_comdat_section): New type.
12392 (Relobj::Kept_comdat_section_table): New type.
12393 (Relobj::add_comdat_group): New function.
12394 (Relobj::set_kept_comdat_section): New function.
12395 (Relobj::get_kept_comdat_section): New function.
12396 (Relobj::comdat_groups_): New field.
12397 (Relobj::kept_comdat_sections_): New field.
12398 (Symbol_value::input_value): Update comment.
12399 (Sized_relobj::map_to_kept_section) New function.
12400 (Sized_relobj::include_linkonce_section): Add new parameter.
12401 * target-reloc.h (Comdat_behavior): New type.
12402 (get_comdat_behavior): New function.
12403 (relocate_section): Add code to map a discarded section to the
12404 corresponding kept section when applying a relocation.
12406 2008-04-30 Craig Silverstein <csilvers@google.com>
12408 * dwarf_reader.cc (next_generation_count): New static var.
12409 (Addr2line_cache_entry): New struct.
12410 (addr2line_cache): New static var.
12411 (Dwarf_line_info::one_addr2line): Added caching.
12412 (Dwarf_line_info::clear_addr2line_cache): New function.
12413 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12414 cache-size parameter.
12415 (Dwarf_line_info::one_addr2line_cache): New function.
12416 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12417 new cache-size argument to one_addr2line(), and clear cache.
12419 2008-04-28 Cary Coutant <ccoutant@google.com>
12421 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12422 R_386_PC8 relocations.
12424 2008-04-23 Ian Lance Taylor <iant@google.com>
12426 * object.cc (Sized_relobj::include_section_group): Check for
12427 invalid section group.
12429 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12432 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12433 than read for file header.
12434 * archive.cc (Archive::include_member): Likewise.
12436 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12438 * aclocal.m4: Regenerate.
12439 * configure: Regenerate.
12441 2008-04-19 Ian Lance Taylor <iant@google.com>
12443 * version.cc (version_string): Bump to 1.6.
12445 * testsuite/Makefile.am (many_sections_r_test): New target.
12446 (many_sections_r_test_SOURCES): Remove.
12447 (many_sections_r_test_DEPENDENCIES): Remove.
12448 (many_sections_r_test_LDFLAGS): Remove.
12449 (many_sections_r_test_LDADD): Remove.
12451 * object.cc (Sized_relobj::do_add_symbols): Always pass
12452 local_symbol_count_ to add_from_relobj.
12454 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12455 every thousand variables.
12456 * testsuite/Makefile.in: Rebuild.
12458 * object.cc (Xindex::initialize_symtab_xindex): New function.
12459 (Xindex::read_symtab_xindex): New function.
12460 (Xindex::sym_xindex_to_shndx): New function.
12461 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12463 (Sized_relobj::do_initialize_xindex): New function.
12464 (Sized_relobj::do_read_symbols): Adjust section links.
12465 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12466 parameter. Change all callers.
12467 (Sized_relobj::include_section_group): Adjust section links and
12468 symbol section indexes.
12469 (Sized_relobj::do_layout): Adjust section links.
12470 (Sized_relobj::do_count_local_symbols): Adjust section links and
12471 symbol section indexes.
12472 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12473 ordinary and special symbols.
12474 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12475 dynsym_xindex parameters. Change all callers. Adjust section
12476 links. Use SHN_XINDEX when needed.
12477 (Sized_relobj::get_symbol_location_info): Adjust section links.
12478 Don't get fooled by special symbols.
12479 * object.h (class Xindex): Define.
12480 (class Object): Add xindex_ parameter. Declare virtual functoin
12481 do_initialize_xindex.
12482 (Object::adjust_sym_shndx): New function.
12483 (Object::set_xindex): New protected function.
12484 (class Symbol_value): Add is_ordinary_shndx_ field.
12485 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12486 (Symbol_value::value): Assert ordinary section.
12487 (Symbol_value::initialize_input_to_output_map): Likewise.
12488 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12489 Change all callers.
12490 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12492 (class Sized_relobj): Update declarations.
12493 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12494 parameter. Change all callers.
12495 (Sized_relobj::adjust_shndx): New function.
12496 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12498 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12499 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12500 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12501 (Sized_dynobj::read_dynsym_section): Adjust section links.
12502 (Sized_dynobj::read_dynamic): Likewise.
12503 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12505 (Sized_dynobj::do_initialize_xindex): New function.
12506 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12507 do_initialize_xindex.
12508 (Sized_dynobj::adjust_shndx): New function.
12509 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12510 dynsym_xindex_ fields.
12511 (Layout::finalize): Add a call to set_section_indexes before
12512 creating the symtab sections.
12513 (Layout::set_section_indexes): Don't do anything if the section
12514 already has a section index.
12515 (Layout::create_symtab_sections): Add shnum parameter. Change
12516 caller. Create .symtab_shndx section if needed.
12517 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12519 (Layout::allocated_output_section_count): New function.
12520 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12522 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12523 fields. Update declarations.
12524 (Layout::symtab_xindex): New function.
12525 (Layout::dynsym_xindex): New function.
12526 (class Write_symbols_task): Add layout_ field.
12527 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12529 * output.cc (Output_section_headers::Output_section_headers): Add
12530 shstrtab_section parameter. Change all callers.
12531 (Output_section_headers::do_sized_write): Store overflow values
12532 for section count and section string table section index in
12533 section header zero.
12534 (Output_file_header::do_sized_write): Check for overflow of
12535 section count and section string table section index.
12536 (Output_symtab_xindex::do_write): New function.
12537 (Output_symtab_xindex::endian_do_write): New function.
12538 * output.h (class Output_section_headers): Add shstrtab_section_.
12539 Update declarations.
12540 (class Output_symtab_xindex): Define.
12541 (Output_section::has_out_shndx): New function.
12542 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12544 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12545 Change all callers.
12546 (Sized_symbol::init): Likewise.
12547 (Symbol::output_section): Check for ordinary symbol.
12548 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12549 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12551 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12552 Change all callers. Simplify handling of symbols from sections
12553 not included in the link.
12554 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12556 (Weak_alias_sorter::operator()): Assert that symbols are
12558 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12560 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12561 parameters. Change all callers.
12562 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12563 symbol distinction. Use SHN_XINDEX when needed.
12564 (Symbol_table::write_section_symbol): Add symtab_xindex
12565 parameter. Change all callers.
12566 (Symbol_table::sized_write_section_symbol): Likewise. Use
12567 SHN_XINDEX when needed.
12568 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12570 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12571 (Symbol::is_defined): Check is_ordinary.
12572 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12573 (Symbol::is_absolute, Symbol::is_common): Likewise.
12574 (class Sized_symbol): Update declarations.
12575 (class Symbol_table): Update declarations.
12576 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12577 parameters. Change all callers.
12578 (Sized_symbol::override): Likewise.
12579 (Symbol_table::override): Likewise.
12580 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12581 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12582 is_ordinary, and orig_st_shndx parameters. Change all callers.
12583 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12584 to be in an ordinary section.
12585 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12586 object and is_ordinary parameters. Change all callers.
12587 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12588 Change all callers. Don't add undefined or non-ordinary symbols
12590 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12591 Change all callers.
12592 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12594 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12595 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12596 (Sized_relobj::relocate_sections): Likewise.
12597 * target-reloc.h (scan_relocs): Adjust section symbol index.
12598 (scan_relocatable_relocs): Likewise.
12599 * i386.cc (Scan::local): Check for ordinary symbols.
12600 * sparc.cc (Scan::local): Likewise.
12601 * x86_64.cc (Scan::local): Likewise.
12602 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12603 to symbol_section_and_value.
12604 * testsuite/many_sections_test.cc: New file.
12605 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12606 (check_PROGRAMS): Add many_sections_test.
12607 (many_sections_test_SOURCES): Define.
12608 (many_sections_test_DEPENDENCIES): Define.
12609 (many_sections_test_LDFLAGS): Define.
12610 (BUILT_SOURCES): Add many_sections_define.h.
12611 (many_sections_define.h): New target.
12612 (BUILT_SOURCES): Add many_sections_check.h.
12613 (many_sections_check.h): New target.
12614 (check_PROGRAMS): Add many_sections_r_test.
12615 (many_sections_r_test_SOURCES): Define.
12616 (many_sections_r_test_DEPENDENCIES): Define.
12617 (many_sections_r_test_LDFLAGS): Define.
12618 (many_sections_r_test_LDADD): Define.
12619 (many_sections_r_test.o): New target.
12620 * testsuite/Makefile.in: Rebuild.
12622 2008-04-17 Cary Coutant <ccoutant@google.com>
12624 * errors.cc (Errors::info): New function.
12625 (gold_info): New function.
12626 * errors.h (Errors::info): New function.
12627 * gold.h (gold_info): New function.
12628 * object.cc (Input_objects::add_object): Print trace output.
12629 * options.cc (options::parse_set): New function.
12630 (General_options::parse_wrap): Deleted.
12631 (General_options::General_options): Deleted initializer.
12632 * options.h (options::String_set): New typedef.
12633 (options::parse_set): New function.
12634 (DEFINE_set): New macro.
12635 (General_options::wrap): Changed to use DEFINE_set. Changed
12636 callers of any_wrap_symbols and is_wrap_symbol.
12637 (General_options::trace, General_options::trace_symbol):
12639 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12640 (General_options::wrap_symbols_): Deleted.
12641 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12643 2008-04-17 David S. Miller <davem@davemloft.net>
12645 * options.cc (General_options::parse_V): New function.
12646 * options.h: Add entries for -V and -Qy.
12648 2008-04-17 Ian Lance Taylor <iant@google.com>
12650 * common.cc (Symbol_table::allocate_commons): Remove options
12651 parameter. Change caller.
12652 (Symbol_table::do_allocate_commons): Remove options parameter.
12653 Change caller. Just call do_allocate_commons_list twice.
12654 (Symbol_table::do_allocate_commons_list): New function, broken out
12655 of do_allocate_commons.
12656 * common.h (class Allocate_commons_task): Remove options_ field.
12657 Update constructor.
12658 * symtab.cc (Symbol_table::Symbol_table): Initialize
12660 (Symbol_table::add_from_object): Put TLS common symbols on
12662 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12663 which are IN_OUTPUT_DATA.
12664 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12665 allocate_commons and do_allocate_commons declarations. Declare
12666 do_allocate_commons_list.
12667 * gold.cc (queue_middle_tasks): Update creation of
12668 Allocate_commons_task to not pass options.
12669 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12670 (TLS_TEST_C_FLAGS): New variable.
12671 (tls_test_c_pic.o): New target.
12672 (tls_test_shared.so): Link in tls_test_c_pic.o.
12673 (tls_test_c_pic_ie.o): New target.
12674 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12675 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12676 (tls_test_c.o): New target.
12677 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12678 (tls_pic_test_LDADD): Likewise.
12679 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12680 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12681 (tls_test_c_gnu2.o): New target.
12682 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12684 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12685 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12686 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12687 * testsuite/tls_test.cc: Include "config.h".
12688 (t_last): Call t11_last.
12689 * testsuite/tls_test.h (t11, t11_last): Declare.
12690 * testsuite/tls_test_c.c: New file.
12691 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12692 * configure.ac: Check for OpenMP support.
12693 * configure, config.in, Makefile.in: Rebuild.
12694 * testsuite/Makefile.in: Rebuild.
12696 2008-04-16 Cary Coutant <ccoutant@google.com>
12698 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12699 (Target_i386::tls_base_symbol_defined_): New field.
12700 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12701 (Target_i386::Scan::global): Likewise.
12702 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12703 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12704 (Target_x86_64::tls_base_symbol_defined_): New field.
12705 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12706 (Target_x86_64::Scan::global): Likewise.
12708 2008-04-16 Cary Coutant <ccoutant@google.com>
12710 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12711 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12712 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12713 building shared libraries.
12714 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12715 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12716 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12717 * testsuite/Makefile.in: Rebuild.
12718 * testsuite/weak_undef.h: New file.
12719 * testsuite/weak_undef_file1.cc: Add extra test cases.
12720 * testsuite/weak_undef_file2.cc: Likewise.
12721 * testsuite/weak_undef_test.cc: Likewise.
12723 2008-04-16 David S. Miller <davem@davemloft.net>
12725 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12726 Add issued_non_pic_error_ field. Declare check_non_pic.
12727 (Target_sparc::Scan::check_non_pic): New function.
12728 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12729 (Target_sparc::Scan::global): Likewise.
12731 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12732 * configure: Rebuild.
12734 * options.h (DEFINE_enable): New macro.
12735 (new_dtags): New enable option.
12736 (initfirst, interpose, loadfltr, nodefaultlib,
12737 nodelete, nodlopen, nodump): New -z options.
12738 * layout.cc (Layout:finish_dynamic_section): If new
12739 dtags enabled, emit DT_RUNPATH. Also, emit a
12740 DT_FLAGS_1 containing any specified -z flags.
12742 2008-04-16 Ian Lance Taylor <iant@google.com>
12744 * copy-relocs.cc: New file.
12745 * copy-relocs.h: New file.
12746 * reloc.cc: Remove Copy_relocs code.
12747 * reloc.h: Likewise.
12748 * reloc-types.h (struct Reloc_types) [both versions]: Add
12749 get_reloc_addend_noerror.
12750 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12751 variants of add_global which take an addend which must be zero.
12752 * i386.cc: Include "copy-relocs.h".
12753 (class Target_i386): Change type of copy_relocs_ to variable,
12754 update initializer.
12755 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12756 Change all callers.
12757 (Target_i386::do_finalize_sections): Change handling of
12759 * sparc.cc: Include "copy-relocs.h".
12760 (class Target_sparc): Change type of copy_relocs_ to variable,
12761 update initializer.
12762 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12763 Change all callers.
12764 (Target_sparc::do_finalize_sections): Change handling of
12766 * x86_64.cc: Include "copy-relocs.h".
12767 (class Target_x86_64): Change type of copy_relocs_ to variable,
12768 update initializer.
12769 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12770 class. Change all callers.
12771 (Target_x86_64::do_finalize_sections): Change handling of
12773 * Makefile.am (CCFILES): Add copy-relocs.cc.
12774 (HFILES): Add copy-relocs.h.
12776 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12778 * testsuite/script_test_4.sh: Permit leading zeroes.
12780 2008-04-15 Ian Lance Taylor <iant@google.com>
12782 * script-sections.cc (Script_sections::create_segments): Use
12783 header_size_adjustment even when there is enough room for the
12785 * testsuite/script_test_4.sh: New file.
12786 * testsuite/script_test_4.t: New file.
12787 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12788 (check_DATA): Add script_test_4.stdout.
12789 (MOSTLYCLEANFILES): Likewise.
12790 (script_test_4): New target.
12791 (script_test_4.stdout): New target.
12792 * testsuite/Makefile.in: Rebuild.
12794 * sparc.cc: Add definitions for Output_data_plt_sparc class
12797 2008-04-14 David S. Miller <davem@davemloft.net>
12799 * sparc.cc: New file.
12800 * Makefile.am (TARGETSOURCES): Add sparc.cc
12801 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12802 * configure.tgt: Document targ_extra_size and
12803 targ_extra_big_endian. Add entries for sparc-* and
12805 * configure.ac: Handle targ_extra_size and
12806 targ_extra_big_endian.
12807 * Makefile.in: Rebuild.
12808 * configure: Likewise.
12809 * po/POTFILES.in: Likewise.
12810 * po/gold.pot: Likewise.
12812 2008-04-14 Ian Lance Taylor <iant@google.com>
12814 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12815 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12816 in the name/type/flags to section mapping. Don't call
12817 allocate_output_section.
12818 (Layout::choose_output_section): Change parameter from adjust_name
12819 to is_input_section. Don't permit input sections after sections
12820 are attached to segments. Don't call allocate_output_section.
12821 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12822 not write_enable_output_section.
12823 (Layout::make_output_section): Don't push to
12824 unattached_section_list_ nor call attach_to_segment. Call
12825 attach_section_to_segment if sections are attached.
12826 (Layout::attach_sections_to_segments): New function.
12827 (Layout::attach_section_to_segment): New function.
12828 (Layout::attach_allocated_section_to_segment): Rename from
12829 attach_to_segment. Remove flags parameter.
12830 (Layout::allocate_output_section): Remove function.
12831 (Layout::write_enable_output_section): Remove function.
12832 * layout.h (class Layout): Update for above changes. Add new
12833 field sections_are_attached_.
12834 * output.h (Output_section::update_flags_for_input_section): New
12836 * output.cc (Output_section::add_input_section): Call
12837 update_flags_for_input_section.
12838 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12840 2008-04-11 Cary Coutant <ccoutant@google.com>
12842 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12843 thought unnecessary.
12844 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12846 2008-04-11 Ian Lance Taylor <iant@google.com>
12848 * output.h (class Output_section_data): Remove inline definition
12850 * output.cc (Output_section_data::set_addralign): New function.
12852 2008-04-11 Cary Coutant <ccoutant@google.com>
12854 Add support for TLS descriptors for i386 and x86_64.
12855 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12856 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12857 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12859 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12860 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12861 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12863 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12864 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12865 Fix problem with initial-exec relocations.
12866 (Target_i386::Relocate::relocate_tls): Likewise.
12867 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12869 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12870 support for section-plus-offset dynamic table entries.
12871 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12872 (Output_data_dynamic::Dynamic_entry): Add support for
12873 section-plus-offset dynamic table entries.
12874 (Output_data_dynamic::Classification): Likewise.
12875 (Output_data_dynamic::classification_): Renamed offset_.
12876 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12877 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12878 (Target_x86_64::make_plt_section): New function.
12879 (Target_x86_64::reserve_tlsdesc_entries): New function.
12880 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12881 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12882 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12883 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12884 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12885 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12886 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12887 add extra PLT entry for TLS descriptors.
12888 (Output_data_plt_x86_64::got_): New field.
12889 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12890 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12892 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12894 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12895 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12896 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12897 R_386_TLS_DESC_CALL relocations.
12898 (Target_x86_64::Scan::global): Likewise.
12899 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12900 for TLS descriptors.
12901 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12902 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12903 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12904 GD-to-IE relaxation.
12905 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12906 and TLS_DESCRIPTORS.
12907 * Makefile.in: Rebuild.
12908 * configure: Rebuild.
12909 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12910 (tls_test_shared2.so): New target.
12911 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12912 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12913 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12914 (tls_shared_gd_to_ie_test_LDADD): New variable.
12915 (tls_shared_gnu2_gd_to_ie_test): New target.
12916 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12918 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12919 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12920 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12921 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12922 (tls_shared_gnu2_test): New target.
12923 (tls_test_gnu2_shared.so): New target.
12924 (tls_shared_gnu2_test_SOURCES): New variable.
12925 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12926 (tls_shared_gnu2_test_LDFLAGS): New variable.
12927 (tls_shared_gnu2_test_LDADD): New variable.
12928 * testsuite/Makefile.in: Rebuild.
12929 * testsuite/Makefile.
12931 2008-04-11 Ian Lance Taylor <iant@google.com>
12933 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12935 * testsuite/Makefile.in: Rebuild.
12937 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12939 * testsuite/script_test_2.cc (main): Adjust test.
12941 2008-04-11 David S. Miller <davem@davemloft.net>
12942 Ian Lance Taylor <iant@google.com>
12944 * options.h (General_options): Add entries for '-Y' and
12946 * options.cc (General_options:finalize): If -Y was used, add those
12947 entries to the library path instead of the default "/lib" and
12950 2008-04-11 David S. Miller <davem@davemloft.net>
12952 * testsuite/justsyms.t: Start at 0x100.
12953 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12954 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12956 * testsuite/script_test_2.cc: Adjust string and section length
12959 2008-04-09 Ian Lance Taylor <iant@google.com>
12962 * script-sections.cc (Sections_element::allocate_to_segment): Add
12964 (Output_section_definition::allocate_to_segment): Likewise.
12965 (Orphan_output_section::allocate_to_segment): Likewise.
12966 (Script_sections::attach_sections_using_phdrs_clause): Don't
12967 propagate non-PT_LOAD segments to orphan sections.
12968 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12969 readelf rather than objdump.
12970 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12971 .interp section and PT_INTERP segment are the same size.
12972 * testsuite/Makefile.in: Rebuild.
12974 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12975 aliases for symbols defined in the same object.
12976 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12977 (weak_alias_test_SOURCES): New variable.
12978 (weak_alias_test_DEPENDENCIES): New variable.
12979 (weak_alias_test_LDFLAGS): New variable.
12980 (weak_alias_test_LDADD): New variable.
12981 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12982 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12983 (weak_alias_test_3.o): New target.
12984 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12985 * testsuite/weak_alias_test_main.cc: New file.
12986 * testsuite/weak_alias_test_1.cc: New file.
12987 * testsuite/weak_alias_test_2.cc: New file.
12988 * testsuite/weak_alias_test_3.cc: New file.
12990 2008-04-08 Ian Lance Taylor <iant@google.com>
12992 * options.h (class General_options): Add --noinhibit-exec option.
12993 * main.cc (main): Check --noinhibit-exec.
12995 * options.h (class General_options): Define --wrap as a special
12996 option. Add wrap_symbols_ field.
12997 (General_options::any_wrap_symbols): New function.
12998 (General_options::is_wrap_symbol): New function.
12999 * options.cc (General_options::parse_wrap): New function.
13000 (General_options::General_options): Initialize wrap_symbols_.
13001 * symtab.cc (Symbol_table::wrap_symbol): New function.
13002 (Symbol_table::add_from_object): Handle --wrap.
13003 * symtab.h (class Symbol_table): Declare wrap_symbol.
13004 * target.h (Target::wrap_char): New function.
13005 (Target::Target_info): Add wrap_char field.
13006 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13007 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13008 * testsuite/testfile.cc (Target_test::test_target_info):
13011 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13014 * layout.h (class Layout): Add added_eh_frame_data_ field.
13015 * layout.cc (Layout::Layout): Initialize new field.
13016 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13017 output section until we find a section we merged successfully.
13018 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13019 that the size be non-zero.
13021 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13024 2008-04-08 Craig Silverstein <csilvers@google.com>
13026 * configure.ac: Export new conditional variable HAVE_ZLIB.
13027 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13029 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13030 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13032 2008-04-07 Ian Lance Taylor <iant@google.com>
13034 * version.cc (version_string): Set to "1.5".
13036 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13037 Add issued_non_pic_error_ field. Declare check_non_pic.
13038 (Target_x86_64::Scan::check_non_pic): New function.
13039 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13040 (Target_x86_64::Scan::global): Likewise.
13042 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13043 addend parameter. Change caller. Handle merge sections.
13044 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13045 Address to Addend. Don't add in the result of
13046 local_section_offset, pass down the addend and use the returned
13048 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13049 Update declarations of local_section_offset and symbol_value.
13050 * testsuite/two_file_test_1.cc (t18): New function.
13051 * testsuite/two_file_test_2.cc (f18): New function.
13052 * testsuite/two_file_test_main.cc (main): Call t18.
13053 * testsuite/two_file_test.h (t18, f18): Declare.
13055 * configure.ac: Don't test for objdump, c++filt, or readelf.
13056 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13058 (TEST_READELF): New variable.
13059 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13060 (check_PROGRAMS): Add two_file_strip_test.
13061 (two_file_strip_test): New target.
13062 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13063 (two_file_same_shared_strip_test_SOURCES): New variable.
13064 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13065 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13066 (two_file_same_shared_strip_test_LDADD): New variable.
13067 (two_file_shared_strip.so): New target.
13068 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13069 (ver_test_5.syms, ver_test_7.syms): Likewise.
13070 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13071 (strip_test_3.stdout): Use TEST_OBJDUMP.
13072 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13074 2008-04-04 Cary Coutant <ccoutant@google.com>
13076 * symtab.h (Symbol::is_weak_undefined): New function.
13077 (Symbol::is_strong_undefined): New function.
13078 (Symbol::is_absolute): New function.
13079 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13080 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13082 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13083 (weak_undef_test): New target.
13084 * testsuite/Makefile.in: Rebuild.
13085 * testsuite/weak_undef_file1.cc: New file.
13086 * testsuite/weak_undef_file2.cc: New file.
13087 * testsuite/weak_undef_test.cc: New file.
13089 2008-04-03 Craig Silverstein <csilvers@google.com>
13091 * compressed_output.h (class Output_compressed_section): Use
13093 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13095 (zlib_compressed_suffix): Removed.
13096 (Output_compressed_section::set_final_data_size): Use unsigned
13098 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13099 Fix linker invocation.
13100 (flagstest_o_specialfile_and_compress_debug_sections):
13102 * testsuite/Makefile.in: Regenerated.
13104 2008-04-02 David S. Miller <davem@davemloft.net>
13106 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13107 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13109 2008-04-02 Craig Silverstein <csilvers@google.com>
13113 2008-04-02 Ian Lance Taylor <iant@google.com>
13115 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13116 parameters. Update for new key type to views_. Change all
13118 (File_read::read): Adjust for byteshift in returned view.
13119 (File_read::add_view): New function, broken out of
13120 find_and_make_view.
13121 (File_read::make_view): New function, broken out of
13122 find_and_make_view.
13123 (File_read::find_or_make_view): Add offset and aligned
13124 parameters. Rewrite accordingly. Change all callers.
13125 (File_read::get_view): Add offset and aligned parameters. Adjust
13126 for byteshift in return value.
13127 (File_read::get_lasting_view): Likewise.
13128 * fileread.h (class File_read): Update declarations.
13129 (class File_read::View): Add byteshift_ field. Add byteshift to
13130 constructor. Add byteshift method.
13131 * archive.h (Archive::clear_uncached_views): New function.
13132 (Archive::get_view): Add aligned parameter. Change all callers.
13133 * object.h (Object::get_view): Add aligned parameter. Change all
13135 (Object::get_lasting_view): Likewise.
13137 * fileread.cc (File_read::release): Don't call clear_views if
13138 there are multiple objects.
13139 * fileread.h (File_read::clear_uncached_views): New function.
13140 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13143 2008-03-31 Cary Coutant <ccoutant@google.com>
13145 Add thin archive support.
13146 * archive.cc (Archive::armagt): New const.
13147 (Archive::setup): Remove task parameter and calls to unlock.
13148 (Archive::unlock_nested_archives): New function.
13149 (Archive::read_header): Add nested_off parameter. Change
13151 (Archive::interpret_header): Likewise.
13152 (Archive::include_all_members): Change to handle thin
13154 (Archive::include_member): Likewise.
13155 * archive.h (Archive::Archive): Add new parameters and
13157 (Archive::armagt): New const.
13158 (Archive::setup): Remove task parameter.
13159 (Archive::unlock_nested_archives): New function.
13160 (Archive::read_header): Add nested_off parameter.
13161 (Archive::interpret_header): Likewise.
13162 (Archive::Nested_archive_table): New typedef.
13163 (Archive::is_thin_archive_): New field.
13164 (Archive::nested_archives_): New field.
13165 (Archive::options_): New field.
13166 (Archive::dirpath_): New field.
13167 (Archive::task_): New field.
13168 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13169 for thin archives. Pass additional parameters to
13170 Archive::Archive. Unlock the archive file after calling
13173 2008-03-29 Ian Lance Taylor <iant@google.com>
13175 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13176 version symbol to be local.
13177 * testsuite/ver_test_4.sh: New file.
13178 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13179 (check_DATA): Add ver_test_4.syms.
13180 (ver_test_4.syms): New target.
13181 * testsuite/Makefile.in: Rebuild.
13184 (Output_section::Input_section_sort_entry::has_priority): New
13186 (Output_section::Input_section_sort_entry::match_file_name): New
13188 (Output_section::Input_section_sort_entry::match_section_name):
13190 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13192 (Output_section::Input_section_sort_entry::match_section_file):
13194 (Output_section::Input_section_sort_compare::operator()): Rewrite
13195 using new Input_section_sort_entry functions. Sort crtbegin and
13196 crtend first. Sort sections with no priority before sections with
13198 * testsuite/initpri1.c (d3): Check j != 4.
13199 (cd5): New constructor/destructor function.
13200 (main): Check j != 2.
13202 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13203 new symbol when resolving, don't call set_is_default.
13204 * testsuite/ver_test_7.cc: New file.
13205 * testsuite/ver_test_7.sh: New file.
13206 * testsuite/Makefile.am (ver_test_7.so): New target.
13207 (ver_test_7.o): New target.
13208 (check_SCRIPTS): Add ver_test_7.sh.
13209 (check_DATA): Add ver_test_7.syms.
13210 (ver_test_7.syms): New target.
13212 2008-03-28 Ian Lance Taylor <iant@google.com>
13214 * layout.cc (Layout::layout): If we see an input section with a
13215 name that needs sorting, set the must_sort flag for the output
13217 (Layout::make_output_section): If the name of the output section
13218 indicates that it might require sorting, set the may_sort flag.
13219 * output.h (Output_section::may_sort_attached_input_sections): New
13221 (Output_section::set_may_sort_attached_input_sections): New
13223 (Output_section::must_sort_attached_input_sections): New
13225 (Output_section::set_must_sort_attached_input_sections): New
13227 (class Output_section): Declare Input_section_sort_entry. Define
13228 Input_section_sort_compare. Declare
13229 sort_attached_input_sections. Add new fields:
13230 may_sort_attached_input_sections_,
13231 must_sort_attached_input_sections_,
13232 attached_input_sections_are_sorted_.
13233 * output.cc (Output_section::Output_section): Initialize new
13235 (Output_section::add_input_section): Add an entry to
13236 input_sections_ if may_sort or must_sort are true.
13237 (Output_section::set_final_data_size): Call
13238 sort_attached_input_sections if necessary.
13239 (Output_section::Input_section_sort_entry): Define new class.
13240 (Output_section::Input_section_sort_compare::operator()): New
13242 (Output_section::sort_attached_input_sections): New function.
13243 * configure.ac: Check whether the compiler supports constructor
13244 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13245 * testsuite/initpri1.c: New file.
13246 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13247 CONSTRUCTOR_PRIORITY.
13248 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13249 (initpri1_LDFLAGS): New variable.
13250 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13252 2008-03-27 Ian Lance Taylor <iant@google.com>
13254 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13255 * testsuite/common_test_1.c: New file.
13256 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13257 (common_test_1_SOURCES): New variable.
13258 (common_test_1_DEPENDENCIES): New variable.
13259 (common_test_1_LDFLAGS): New variable.
13261 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13262 and commons_ correctly when NAME/VERSION does not override
13264 * testsuite/ver_test_6.c: New file.
13265 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13266 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13267 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13269 2008-03-26 Ian Lance Taylor <iant@google.com>
13271 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13272 of an undefined symbol from a version script.
13273 * testsuite/Makefile.am (ver_test_5.so): New target.
13274 (ver_test_5.o): New target.
13275 (check_SCRIPTS): Add ver_test_5.sh.
13276 (check_DATA): Add ver_test_5.syms.
13277 (ver_test_5.syms): New target.
13278 * testsuite/ver_test_5.cc: New file.
13279 * testsuite/ver_test_5.script: New file.
13280 * testsuite/ver_test_5.sh: New file.
13281 * Makefile.in, testsuite/Makefile.in: Rebuild.
13284 Fix problems building gold with gcc 4.3.0.
13285 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13286 (gold_error_at_location, gold_warning_at_location): Use it.
13287 * configure.ac: Check whether we can compile and use a template
13288 function with a printf attribute.
13289 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13290 when jumping over bytes.
13291 * object.cc: Instantiate Object::read_section_data.
13292 * debug.h: Include <cstring>
13293 * dwarf_reader.cc: Include <algorithm>
13294 * main.cc: Include <cstring>.
13295 * options.cc: Include <cstring>.
13296 * output.cc: Include <cstring>.
13297 * script.cc: Include <cstring>.
13298 * script.h: Include <string>.
13299 * symtab.cc: Include <cstring> and <algorithm>.
13300 * target-select.cc: Include <cstring>.
13301 * version.cc: Include <string>.
13302 * testsuite/testmain.cc: Include <cstdlib>.
13303 * configure, config.in: Rebuild.
13305 2008-03-25 Ian Lance Taylor <iant@google.com>
13307 * options.cc: Include "../bfd/bfdver.h".
13308 (options::help): Print bug reporting address.
13310 * version.cc (print_version): Adjust output for current value of
13311 BFD_VERSION_STRING.
13315 * options.cc (options::help): Print list of supported targets.
13316 * target-select.h: Include <vector>.
13317 (class Target_selector): Make machine_, size_, and is_big_endian_
13318 fields const. Add bfd_name_ and instantiated_target_ fields.
13319 (Target_selector::Target_selector): Add bfd_name parameter.
13320 (Target_selector::recognize): Make non-virtual, call
13322 (Target_selector::recognize_by_name): Make non-virtual, call
13323 do_recognize_by_name.
13324 (Target_selector::supported_names): New function.
13325 (Target_selector::bfd_name): New function.
13326 (Target_selector::do_instantiate_target): New pure virtual
13328 (Target_selector::do_recognize): New virtual function.
13329 (Target_selector::do_recognize_by_name): New virtual function.
13330 (Target_selector::instantiate_target): New private function.
13331 (supported_target_names): Declare.
13332 * target-select.cc (Target_selector::Target_selector): Update for
13333 new parameter and fields.
13334 (select_target_by_name): Check that the name matches before
13335 calling recognize_by_name.
13336 (supported_target_names): New function.
13337 * i386.cc (class Target_selector_i386): Update Target_selector
13338 constructor call. Remove recognize and recognize_by_name. Add
13339 do_instantiate_target.
13340 * x86_64.cc (class Target_selector_x86_64): Likewise.
13341 * testsuite/testfile.cc (class Target_selector_test): Update for
13342 changes to Target_selector.
13344 * README: Rewrite, with some notes on unsupported features.
13346 2008-03-24 Cary Coutant <ccoutant@google.com>
13348 * i386.cc (Target_i386::Got_type): New enum declaration.
13349 (Target_i386::Scan::local): Updated callers of Output_data_got
13351 (Target_i386::Scan::global): Likewise.
13352 (Target_i386::Relocate::relocate): Likewise.
13353 (Target_i386::Relocate::relocate_tls): Likewise.
13354 * object.h (Got_offset_list): New class.
13355 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13356 (Sized_relobj::local_got_offset): Likewise.
13357 (Sized_relobj::set_local_got_offset): Likewise.
13358 (Sized_relobj::local_has_tls_got_offset): Removed.
13359 (Sized_relobj::local_tls_got_offset): Removed.
13360 (Sized_relobj::set_local_tls_got_offset): Removed.
13361 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13362 * output.cc (Output_data_got::add_global): Added got_type parameter.
13363 (Output_data_got::add_global_with_rel): Likewise.
13364 (Output_data_got::add_global_with_rela): Likewise.
13365 (Output_data_got::add_global_pair_with_rel): New function.
13366 (Output_data_got::add_global_pair_with_rela): New function.
13367 (Output_data_got::add_local): Added got_type parameter.
13368 (Output_data_got::add_local_with_rel): Likewise.
13369 (Output_data_got::add_local_with_rela): Likewise.
13370 (Output_data_got::add_local_pair_with_rel): New function.
13371 (Output_data_got::add_local_pair_with_rela): New function.
13372 (Output_data_got::add_global_tls): Removed.
13373 (Output_data_got::add_global_tls_with_rel): Removed.
13374 (Output_data_got::add_global_tls_with_rela): Removed.
13375 (Output_data_got::add_local_tls): Removed.
13376 (Output_data_got::add_local_tls_with_rel): Removed.
13377 (Output_data_got::add_local_tls_with_rela): Removed.
13378 * output.h (Output_data_got::add_global): Added got_type parameter.
13379 (Output_data_got::add_global_with_rel): Likewise.
13380 (Output_data_got::add_global_with_rela): Likewise.
13381 (Output_data_got::add_global_pair_with_rel): New function.
13382 (Output_data_got::add_global_pair_with_rela): New function.
13383 (Output_data_got::add_local): Added got_type parameter.
13384 (Output_data_got::add_local_with_rel): Likewise.
13385 (Output_data_got::add_local_with_rela): Likewise.
13386 (Output_data_got::add_local_pair_with_rel): New function.
13387 (Output_data_got::add_local_pair_with_rela): New function.
13388 (Output_data_got::add_global_tls): Removed.
13389 (Output_data_got::add_global_tls_with_rel): Removed.
13390 (Output_data_got::add_global_tls_with_rela): Removed.
13391 (Output_data_got::add_local_tls): Removed.
13392 (Output_data_got::add_local_tls_with_rel): Removed.
13393 (Output_data_got::add_local_tls_with_rela): Removed.
13394 * resolve.cc (Symbol::override_base_with_special): Removed
13395 reference to has_got_offset_ field.
13396 * symtab.cc (Symbol::init_fields): Replaced initialization
13397 of got_offset_ with got_offsets_. Removed initialization
13399 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13400 (Symbol::got_offset): Likewise.
13401 (Symbol::set_got_offset): Likewise.
13402 (Symbol::has_tls_got_offset): Removed.
13403 (Symbol::tls_got_offset): Removed.
13404 (Symbol::set_tls_got_offset): Removed.
13405 (Symbol::got_offset_): Removed.
13406 (Symbol::tls_mod_got_offset_): Removed.
13407 (Symbol::tls_pair_got_offset_): Removed.
13408 (Symbol::got_offsets_): New field.
13409 (Symbol::has_got_offset): Removed.
13410 (Symbol::has_tls_mod_got_offset): Removed.
13411 (Symbol::has_tls_pair_got_offset): Removed.
13412 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13413 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13415 (Target_x86_64::Scan::global): Likewise.
13416 (Target_x86_64::Relocate::relocate): Likewise.
13417 (Target_x86_64::Relocate::relocate_tls): Likewise.
13419 2008-03-25 Ben Elliston <bje@au.ibm.com>
13421 * yyscript.y: Fix spelling error in comment.
13423 2008-03-24 Ian Lance Taylor <iant@google.com>
13425 * options.h (class General_options): Define build_id option.
13426 * layout.h (class Layout): Declare write_build_id, create_note,
13427 create_build_id. Add build_id_note_ member.
13428 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13429 "libiberty.h", "md5.h", "sha1.h".
13430 (Layout::Layout): Initialize eh_frame_data_,
13431 eh_frame_hdr_section_, and build_id_note_.
13432 (Layout::finalize): Call create_build_id.
13433 (Layout::create_note): New function, broken out of
13434 Layout::create_gold_note.
13435 (Layout::create_gold_note): Call create_note.
13436 (Layout::create_build_id): New function.
13437 (Layout::write_build_id): New function.
13438 (Close_task_runner::run): Call write_build_id.
13440 * x86_64.cc: Correct license to GPLv3.
13442 2008-03-23 Ian Lance Taylor <iant@google.com>
13444 * options.cc: Include "demangle.h".
13445 (parse_optional_string): New function.
13446 (parse_long_option): Handle takes_optional_argument.
13447 (parse_short_option): Update dash_z initializer. Handle
13448 takes_optional_argument.
13449 (General_options::General_options): Initialize do_demangle_.
13450 (General_options::finalize): Set do_demangle_. Handle demangling
13452 * options.h (parse_optional_string): Declare.
13453 (struct One_option): Add optional_arg field. Update constructor.
13454 Update call constructor calls. Add takes_optional_argument
13456 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13457 (DEFINE_optional_string): Define.
13458 (General_options::demangle): Change from DEFINE_bool to
13459 DEFINE_optional_string.
13460 (General_options::no_demangle): New function.
13461 (General_options::do_demangle): New function.
13462 (General_options::set_do_demangle): New function.
13463 (General_options::execstack_status_): Move definition to end of
13465 (General_options::static_): Likewise.
13466 (General_options::do_demangle_): New field.
13467 * object.cc (big_endian>::get_symbol_location_info): Call
13468 Options::do_demangle, not Options::demangle.
13469 * symtab.cc (demangle): Likewise.
13471 2008-03-22 Ian Lance Taylor <iant@google.com>
13473 * gold.h: Include <cstddef> and <sys/types.h>
13474 * options.h: Include <cstring>.
13476 2008-03-21 Ian Lance Taylor <iant@google.com>
13478 * Added source code to GNU binutils.