1 2012-09-05 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
4 (Powerpc_relocate_functions::Status): New typedef.
5 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
6 (Target_powerpc::Scan::local): Handle REL64.
7 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
9 (Target_powerpc::symval_for_branch): New function, extracted from..
10 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
11 checks. Report overflow errors.
13 2012-09-05 Alan Modra <amodra@gmail.com>
15 * object.h (Sized_relobj_file::emit_relocs): Delete.
16 (Sized_relobj_file::emit_relocs_reltype): Delete.
17 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
18 relocate_relocs for --emit-relocs.
19 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
20 * output.h: Update comment.
21 (Output_segment::first_section): New function.
22 (Output_segment::first_section_load_address): Use first_section.
23 * output.cc (Output_segment::first_section): New function extracted..
24 (Output_segment::first_section_load_address): ..from here. Delete.
25 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
26 * target.h (Sized_target::relocate_for_relocatable): Likewise.
27 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
28 adjust call to target.h function.
29 * i386.cc (Target_i386): Likewise.
30 * sparc.cc (Target_sparc): Likewise.
31 * x86_64.cc (Target_x86_64): Likewise.
32 * powerpc.cc (Target_powerpc): Likewise.
33 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
34 first tls section has section symbol for optimised local dynamic
36 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
37 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
39 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
40 Rename to relocate_relocs. Update error message.
42 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
44 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
47 2012-08-31 Alan Modra <amodra@gmail.com>
49 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
50 (Powerpc_relobj::toc_base_offset): New stub function.
51 (Target_powerpc): Add tp_offset, dtp_offset. Rename
52 got_mod_index_offset to tlsld_got_offset. Update all refs.
53 (Target_powerpc::Relocate::enum skip_tls): New.
54 (Target_powerpc::call_tls_get_addr_): New var.
55 (Target_powerpc::is_branch_reloc): Move to file scope.
56 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
57 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
59 (Target_powerpc::enum Got_type): Delete old values, add new ones.
60 (powerpc_info): Correct common_pagesize for ppc64.
61 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
62 (Powerpc_relocate_functions): Add overflow check enums and functions.
63 Add non-shift version of rela, rela_ua. Delete all rel public
64 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
65 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
66 addr16_ha3, addr14 functions.
67 (Output_data_got_powerpc::add_constant_pair): New function.
68 (Output_data_got_powerpc::got_base_offset): Likewise.
69 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
70 (instruction constants): Sort, add some more.
71 (Output_data_glink::do_write): Add and use Address typedef. Use
72 object->toc_base_offset() stub for 64-bit.
73 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
74 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
75 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
76 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
77 Always treat .opd relocs as against locally defined symbol.
78 Correct condition for RELATIVE relocs.
79 (Target_powerpc::do_finalize_sections): Test for NULL sections.
80 (Target_powerpc::Relocate::relocate): Use plt call stub as value
81 for 32-bit syms with a plt entry. Correct ppc64 toc base
82 calculations. Handle TLS relocs, and more. Add overflow
83 checking and adjust for Powerpc_relocate_functions changes.
84 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
85 Reinstate --emit-relocs code with FIXME.
87 2012-08-30 Alan Modra <amodra@gmail.com>
89 * layout.cc (Layout::set_segment_offsets): Set p_align to
90 abi_pagesize, not common_pagesize.
91 (Layout::relaxation_loop_body): Similarly use abi_pagesize
92 to determine whether file header can go in segment.
94 2012-08-30 Alan Modra <amodra@gmail.com>
96 * output.h (Output_reloc::Output_reloc <output section>): Add
97 is_relative param. Adjust calls.
98 (Output_reloc::add_output_section_relative): New functions.
99 * output.cc (Output_reloc::Output_reloc <output section>): Handle
101 (Output_reloc::symbol_value): Handle SECTION_CODE.
103 2012-08-24 Sriraman Tallam <tmsriram@google.com>
105 * gold.cc (queue_middle_tasks): Call layout again when unique
106 segments for sections is desired.
107 * layout.cc (Layout::Layout): Initialize new members.
108 (Layout::get_output_section_flags): New function.
109 (Layout::choose_output_section): Call get_output_section_flags.
110 (Layout::layout): Make output section for mapping to a unique segment.
111 (Layout::insert_section_segment_map): New function.
112 (Layout::attach_allocated_section_to_segment): Make unique segment for
113 output sections marked so.
114 (Layout::segment_precedes): Check for unique segments when sorting.
115 * layout.h (Layout::Unique_segment_info): New struct.
116 (Layout::Section_segment_map): New typedef.
117 (Layout::insert_section_segment_map): New function.
118 (Layout::get_output_section_flags): New function.
119 (Layout::is_unique_segment_for_sections_specified): New function.
120 (Layout::set_unique_segment_for_sections_specified): New function.
121 (Layout::unique_segment_for_sections_specified_): New member.
122 (Layout::section_segment_map_): New member.
123 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
124 Rename is_gc_pass_one to is_pass_one.
125 Rename is_gc_pass_two to is_pass_two.
126 Rename is_gc_or_icf to is_two_pass.
127 Check for which pass based on whether symbols data is present.
128 Make it two pass when unique segments for sections is desired.
129 * output.cc (Output_section::Output_section): Initialize new
131 * output.h (Output_section::is_unique_segment): New function.
132 (Output_section::set_is_unique_segment): New function.
133 (Output_section::is_unique_segment_): New member.
134 (Output_section::extra_segment_flags): New function.
135 (Output_section::set_extra_segment_flags): New function.
136 (Output_section::extra_segment_flags_): New member.
137 (Output_section::segment_alignment): New function.
138 (Output_section::set_segment_alignment): New function.
139 (Output_section::segment_alignment_): New member.
140 (Output_segment::Output_segment): Initialize is_unique_segment_.
141 (Output_segment::is_unique_segment): New function.
142 (Output_segment::set_is_unique_segment): New function.
143 (Output_segment::is_unique_segment_): New member.
144 * plugin.cc (allow_unique_segment_for_sections): New function.
145 (unique_segment_for_sections): New function.
146 (Plugin::load): Add new functions to transfer vector.
147 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
148 * Makefile.in: Regenerate.
149 * testsuite/plugin_final_layout.sh: Check if unique segment
151 * testsuite/plugin_section_order.c (onload): Check if new interfaces
153 (allow_unique_segment_for_sections): New global.
154 (unique_segment_for_sections): New global.
155 (claim_file_hook): Call allow_unique_segment_for_sections.
156 (all_symbols_read_hook): Call unique_segment_for_sections.
158 2012-08-22 Cary Coutant <ccoutant@google.com>
160 * layout.cc (Layout::include_section): Don't assert on GROUP
161 sections with --emit-relocs.
163 2012-08-21 Cary Coutant <ccoutant@google.com>
165 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
166 if --export-dynamic-symbol names an undef symbol.
168 2012-08-18 Alan Modra <amodra@gmail.com>
170 * powerpc.cc: Formatting and white space.
171 (Powerpc_relobj): Rename got2_section_ to special_.
172 Add opd_ent_shndx_ and opd_ent_off_ vectors.
173 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
174 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
175 (Target_powerpc): Add Address typedef and invalid_address. Use
177 (Target_powerpc::is_branch_reloc): New function.
178 (Powerpc_relocate_functions): Add Address typedef, use throughout.
179 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
180 for dst_mask, value and addend.
181 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
182 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
183 (Output_data_glink::do_write): Correct toc base. Don't try to use
184 uint16_t for 24-bit offset. Use get_output_section_offset and
186 (Target_powerpc::Scan::local): Handle more relocs.
187 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
188 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
189 Plug in toc restoring insn after plt calls. Translate branches
190 to function descriptor symbols to corresponding entry point.
191 (Target_powerpc::relocate_for_relocatable): Check return from
192 get_output_section_offset.
193 * symtab.h: Comment typo.
195 2012-08-14 Ian Lance Taylor <iant@google.com>
197 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
198 unsupported_relocal_local to call unsupported_reloc_global.
200 2012-08-14 Nick Clifton <nickc@redhat.com>
203 * script-sections.cc (Sections_element::output_section_name): Add
204 keep return parameter.
205 (Output_section_element::match_name): Add keep return parameter.
206 Return the value of the keep_ member.
207 * script-sections.h (class Output_section): Update
208 output_section_name prototype.
209 * layout.cc (Layout::keep_input_section): New public member
211 (Layout::choose_output_section): Pass keep parameter to
213 * layout.h (class Layout): Add keep_input_section.
214 * object.cc (Sized_relobj_file::do_layout): Check for kept input
216 * testsuite/Makefile.am: Add a test.
217 * testsuite/Makefile.in: Regenerate.
218 * testsuite/pr14265.c: Source file for the test.
219 * testsuite/pr14265.t: Linker script for the test.
220 * testsuite/pr14265.sh: Shell script for the test.
222 2012-08-14 Alan Modra <amodra@gmail.com>
224 * target.h (Target::output_section_name): New function.
225 (Target::do_output_section_name): New function.
226 * layout.cc (Layout::choose_output_section): Call the above.
227 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
229 2012-08-14 Alan Modra <amodra@gmail.com>
231 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
232 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
233 for replace_constant call.
234 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
235 (Output_data_glink::do_print_to_mapfile): New function.
236 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
237 (Target_powerpc::Relocate::relocate): Likewise.
239 2012-08-14 Alan Modra <amodra@gmail.com>
241 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
242 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
243 (Output_data_glink::add_entry,find_entry): Remove shndx param.
244 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
245 all references to shndx_. Handle special case for R_PPC_PLTREL24
247 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
248 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
249 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
251 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
252 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
254 2012-08-12 Alan Modra <amodra@gmail.com>
256 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
257 (glink insn constants): Use uint32_t.
258 (Output_data_glink::add_entry): Use insert, not [] operator.
260 2012-08-11 Alan Modra <amodra@gmail.com>
262 * object.h (Sized_relobj_file::find_shdr): New function.
263 (Sized_relobj_file::find_special_sections): New function.
264 * object.cc (Sized_relobj_file::find_shdr): New function.
265 (Sized_relobj_file::find_eh_frame): Use find_shdr.
266 (Sized_relobj_file::find_special_sections): New function, split out..
267 (Sized_relobj_file::do_read_symbols): ..from here.
268 * output.h (Output_data_got::replace_constant): New function.
269 (Output_data_got::num_entries): New function.
270 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
271 (Output_data_got::got_offset): Protected rather than private.
272 (Output_data_got::replace_got_entry): New function.
273 * output.cc (Output_data_got::replace_got_entry): New function.
274 * powerpc.cc (class Powerpc_relobj): New.
275 (class Powerpc_relocate_functions): Delete all psymval variants or
276 convert to value,addend type. Delete pcrela, pcrela_unaligned.
277 Implement _ha functions using corresponding _hi function.
278 (Powerpc_relobj::find_special_sections): New function.
279 (Target_powerpc::do_make_elf_object): New function.
280 (class Output_data_got_powerpc): New.
281 (class Output_data_glink): New.
282 (class Powerpc_scan_relocatable_reloc): New.
283 Many more changes througout file.
285 2012-08-09 Nick Clifton <nickc@redhat.com>
287 * po/vi.po: Updated Vietnamese translation.
289 2012-08-07 Ian Lance Taylor <iant@google.com>
291 * layout.cc (Layout::add_target_dynamic_tags): If
292 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
295 2012-07-30 Nick Clifton <nickc@redhat.com>
297 * po/gold.pot: Updated template.
298 * po/es.po: Updated Spanish translation.
300 2012-07-18 Cary Coutant <ccoutant@google.com>
303 * configure.ac: Add check for -gpubnames support.
304 * configure: Regenerate.
305 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
306 support; force -gno-pubnames.
307 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
309 (gdb_index_test_4): New test.
310 * testsuite/Makefile.in: Regenerate.
311 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
312 * testsuite/gdb_index_test_2.sh: Likewise.
313 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
314 * testsuite/gdb_index_test_4.sh: New script.
315 * testsuite/gdb_index_test_comm.sh: New script with common code;
316 don't look for space after colon.
318 2012-07-16 Sriraman Tallam <tmsriram@google.com>
320 * gold.cc (queue_middle_tasks): Update function order only after
321 deferred objects due to plugins are processed.
323 2012-07-11 Ian Lance Taylor <iant@google.com>
325 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
326 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
327 (Target_arm::scan_reloc_for_stub): Likewise.
328 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
329 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
330 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
331 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
332 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
334 2012-07-10 Dodji Seketeli <dodji@redhat.com>
335 Ian Lance Taylor <iant@google.com>
338 * configure.ac: Test whether std::tr1::hash<off_t> works.
339 * gold.h: Add a specialization for std::tr1::hash<off_t> if
341 * output.h (class Output_fill): Add virtual destructor.
342 * configure, config.in: Rebuild.
344 2012-06-22 Roland McGrath <mcgrathr@google.com>
346 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
348 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
350 * plugin.cc (Plugin::load): Handle position independent executables.
352 2012-06-06 Cary Coutant <ccoutant@google.com>
354 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
356 (lines_only_debug_sections): Likewise.
357 (gdb_fast_lookup_sections): New static array.
358 (is_gdb_debug_section): Rename formal parameter.
359 (is_lines_only_debug_section): Likewise.
360 (is_gdb_fast_lookup_section): New function.
361 (Layout::include_section): Check for ".zdebug_" prefix; pass
362 section name suffix to is_gdb_debug_section, et al.; check for
363 fast-lookup sections when building .gdb_index.
364 * options.h (--strip-debug-gdb): Update GDB version number.
366 2012-06-06 Cary Coutant <ccoutant@google.com>
368 * configure.ac: Add check for fallocate.
369 * configure: Regenerate.
370 * config.in: Regenerate.
372 * options.h (class General_options): Add --mmap-output-file and
373 --posix-fallocate options.
374 * output.cc: (posix_fallocate): Remove; replace with...
375 (gold_fallocate): New function.
376 (Output_file::map_no_anonymous): Call gold_fallocate.
377 (Output_file::map): Check --mmap-output-file option.
379 2012-06-05 Jing Yu <jingyu@google.com>
381 * gold.h (textdomain): Add do {} to empty while(0).
382 (bindtextdomain): Likewise.
384 2012-06-04 Cary Coutant <ccoutant@google.com>
386 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
389 2012-05-25 Sriraman Tallam <tmsriram@google.com>
391 * symtab.cc (Symbol_table::define_special_symbol):
392 Initialize *poldsym to prevent uninitialized variable errors.
394 2012-05-23 Cary Coutant <ccoutant@google.com>
396 * layout.cc (Layout::section_name_mapping): Add rules to handle
397 exact match on .data.rel.ro.local or .data.rel.ro.
398 (Layout::output_section_name): Check for exact matches.
400 2012-05-23 Cary Coutant <ccoutant@google.com>
402 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
405 2012-05-22 Cary Coutant <ccoutant@google.com>
407 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
408 object before exporting symbol.
410 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
412 * testsuite/tls_test.cc: Include "config.h" first.
413 * testsuite/tls_test_c.c: Likewise.
415 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
416 Nick Clifton <nickc@redhat.com>
419 * configure.in: Add check that sysdep.h has been included before
420 any system header files.
421 * configure: Regenerate.
422 * config.in: Regenerate.
424 2012-05-14 Cary Coutant <ccoutant@google.com>
426 * layout.cc (Layout::make_output_section): Mark .tdata section
428 * testsuite/relro_test.cc: Add a TLS variable.
430 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
433 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
434 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
437 2012-05-08 Cary Coutant <ccoutant@google.com>
439 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
440 (lines_only_debug_sections): Likewise.
442 2012-05-02 Roland McGrath <mcgrathr@google.com>
446 * Makefile.am (CCFILES, HFILES): Add them.
447 * Makefile.in: Regenerate.
448 * i386.cc (Output_data_plt_i386_nacl): New class.
449 (Output_data_plt_i386_nacl_exec): New class.
450 (Output_data_plt_i386_nacl_dyn): New class.
451 (Target_i386_nacl): New class.
452 (Target_selector_i386_nacl): New class.
453 (target_selector_i386): Use it instead of Target_selector_i386.
454 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
455 (Target_x86_64_nacl): New class.
456 (Target_selector_x86_64_nacl): New class.
457 (target_selector_x86_64, target_selector_x32): Use it instead of
458 Target_selector_x86_64.
459 * arm.cc (Output_data_plt_arm_nacl): New class.
460 (Target_arm_nacl): New class.
461 (Target_selector_arm_nacl): New class.
462 (target_selector_arm, target_selector_armbe): Use it instead of
465 * target-select.cc (select_target): Take new Input_file* and off_t
466 arguments, pass them on to recognize method of selector.
467 * object.cc (make_elf_sized_object): Update caller.
468 * parameters.cc (parameters_force_valid_target): Likewise.
469 * incremental.cc (make_sized_incremental_binary): Likewise.
470 * target-select.h: Update decl.
471 (Target_selector::recognize): Take new Input_file* argument,
472 pass it on to do_recognize.
473 (Target_selector::do_recognize): Take new Input_file* argument.
474 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
475 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
476 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
477 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
479 * target.h (Target::Target_info): New members isolate_execinstr
481 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
482 * arm.cc (Target_arm::arm_info): Update initializer.
483 * i386.cc (Target_i386::i386_info): Likewise.
484 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
485 * sparc.cc (Target_sparc::sparc_info): Likewise.
486 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
487 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
488 * layout.cc (Layout::attach_allocated_section_to_segment):
489 Take new const Target* argument. If target->isolate_execinstr(), act
491 (Layout::find_first_load_seg): Take new const Target* argument;
492 if target->isolate_execinstr(), reject PF_X segments.
493 (Layout::relaxation_loop_body): Update caller.
494 (Layout::set_segment_offsets): If target->isolate_execinstr(),
495 reset file offset to zero when we hit LOAD_SEG, and then do a second
496 loop over the segments before LOAD_SEG to reassign offsets after
497 addresses have been determined. Handle target->rosegment_gap().
498 (Layout::attach_section_to_segment): Take new const Target* argument;
499 pass it to attach_allocated_section_to_segment.
500 (Layout::make_output_section): Update caller.
501 (Layout::attach_sections_to_segments): Take new const Target* argument;
502 pass it to attach_section_to_segment.
503 * gold.cc (queue_middle_tasks): Update caller.
504 * layout.h (Layout): Update method decls with new arguments.
506 * arm.cc (Target_arm::Target_arm): Take optional argument for the
507 Target_info pointer to use.
508 (Target_arm::do_make_data_plt): New virtual method.
509 (Target_arm::make_data_plt): New method that calls it.
510 (Target_arm::make_plt_entry): Use it.
511 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
512 for the section alignment.
513 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
515 (Output_data_plt_arm::first_plt_entry_offset): Call it.
516 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
518 (Output_data_plt_arm::get_plt_entry_size): Call it.
519 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
520 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
521 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
523 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
524 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
525 method instead of sizeof(plt_entry).
526 (Output_data_plt_arm::add_entry): Likewise.
527 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
528 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
530 (Target_arm::plt_entry_size): Likewise.
531 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
533 (Output_data_plt_arm_standard): ... here, new class.
534 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
535 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
536 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
538 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
539 Take additional argument for the PLT entry size.
540 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
541 Use get_plt_entry_size method rather than plt_entry_size variable.
542 (Output_data_plt_x86_64::reserve_slot): Likewise.
543 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
544 (Output_data_plt_x86_64::add_entry): Likewise.
545 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
546 (Output_data_plt_x86_64::address_for_global): Likewise.
547 (Output_data_plt_x86_64::address_for_local): Likewise.
548 (Output_data_plt_x86_64::set_final_data_size): Likewise.
549 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
550 Make method non-static.
551 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
553 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
554 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
555 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
556 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
558 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
559 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
561 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
562 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
564 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
565 (Output_data_plt_x86_64::plt_entry_size)
566 (Output_data_plt_x86_64::first_plt_entry)
567 (Output_data_plt_x86_64::plt_entry)
568 (Output_data_plt_x86_64::tlsdesc_plt_entry)
569 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
570 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
571 (Output_data_plt_x86_64_standard): ... here, new class.
572 (Target_x86_64::Target_x86_64): Take optional argument for the
573 Target_info pointer to use.
574 (Target_x86_64::do_make_data_plt): New virtual method.
575 (Target_x86_64::make_data_plt): New method to call it.
576 (Target_x86_64::init_got_plt_for_update): Use that.
577 Call this->plt_->add_eh_frame method here.
578 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
579 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
580 rather than static method.
581 (Target_x86_64::plt_entry_size): Likewise.
582 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
583 rather than plt_entry_size variable. Move guts of PLT filling to...
584 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
585 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
586 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
588 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
589 additional argument for the section alignment.
590 Don't do add_eh_frame_for_plt here.
591 (Output_data_plt_i386::first_plt_entry_offset): Make the method
592 non-static. Use get_plt_entry_size method rather than plt_entry_size
594 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
596 (Output_data_plt_i386::get_plt_entry_size): Call it.
597 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
598 (Output_data_plt_i386::add_eh_frame): New method to call it.
599 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
601 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
602 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
604 (Output_data_plt_i386::fill_plt_entry): New method to call it.
605 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
606 method instead of plt_entry_size.
607 (Output_data_plt_i386::plt_entry_size)
608 (Output_data_plt_i386::plt_eh_frame_fde_size)
609 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
610 (Output_data_plt_i386_standard): ... here, new class.
611 (Output_data_plt_i386_exec): New class.
612 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
613 (Output_data_plt_i386_exec::first_plt_entry): ... here.
614 (Output_data_plt_i386::exec_plt_entry): Move to ...
615 (Output_data_plt_i386_exec::plt_entry): ... here.
616 (Output_data_plt_i386_dyn): New class.
617 (Output_data_plt_i386::first_plt_entry): Move to ...
618 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
619 (Output_data_plt_i386::dyn_plt_entry): Move to ...
620 (Output_data_plt_i386_dyn::plt_entry): ... here.
621 (Target_i386::Target_i386): Take optional argument for the Target_info
623 (Target_i386::do_make_data_plt): New virtual method.
624 (Target_i386::make_data_plt): New method to call it.
625 (Target_i386::make_plt_section): Use that.
626 Call this->plt_->add_eh_frame method here.
627 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
628 rather than plt_entry_size variable.
629 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
630 (Output_data_plt_i386::address_for_local): Likewise.
631 (Output_data_plt_i386::do_write): Likewise.
632 Move guts of PLT filling to...
633 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
634 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
635 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
636 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
638 2012-05-01 Cary Coutant <ccoutant@google.com>
640 * dwarf_reader.cc (Dwarf_die::read_attributes)
641 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
642 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
643 * reduced_debug_output.cc
644 (Output_reduced_debug_info_section::get_die_end): Remove
645 DW_FORM_GNU_ref_index. Add default case.
647 2012-04-26 Mark Wielaard <mjw@redhat.com>
649 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
650 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
651 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
652 DW_AT_high_pc as offset from DW_AT_low_pc.
654 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
655 * testsuite/Makefile.in: Regenerate.
656 * testsuite/gdb_index_test_3.c: New test source file.
657 * testsuite/gdb_index_test_3.sh: New test source file.
659 2012-04-25 Ian Lance Taylor <iant@google.com>
661 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
663 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
664 as a class, not a struct.
665 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
666 (Target_arm::apply_cortex_a8_workaround): Likewise.
667 * gc.h: Declare Reloc_types as a struct, not a class.
668 * object.h: Declare Symbols_data as a struct.
669 * reloc.h: Declare Read_relocs_data as a struct.
670 * target.h: Declare Relocate_info as a struct.
672 2012-04-24 David S. Miller <davem@davemloft.net>
674 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
675 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
678 2012-04-24 Cary Coutant <ccoutant@google.com>
680 * incremental-dump.cc (find_input_containing_global): Replace
681 magic number with symbolic constant.
682 (dump_incremental_inputs): Update version number.
683 * incremental.cc (Output_section_incremental_inputs): Update version
684 number; import symbolic constants from Incremental_inputs_reader.
685 (Incremental_inputs::create_data_sections): Align relocations
686 section correctly for 64-bit targets.
687 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
688 constants; add padding.
689 (Output_section_incremental_inputs::write_header): Add assert for
691 (Output_section_incremental_inputs::write_input_files): Add assert
692 for input_entry_size.
693 (Output_section_incremental_inputs::write_info_blocks): Add padding;
694 add assert for object_info_size, input_section_entry_size,
695 global_sym_entry_size.
696 * incremental.h (Incremental_inputs_reader): Add symbolic constants
697 for data structure sizes; use them.
698 (Incremental_input_entry_reader): Import symbolic constants from
699 Incremental_inputs_reader; use them.
701 2012-04-23 David S. Miller <davem@davemloft.net>
703 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
705 (Target_sparc::Target_sparc): Initialize new fields.
706 (Target_sparc::do_make_elf_object): New function.
707 (Target_sparc::do_adjust_elf_header): New function.
709 2012-04-23 Cary Coutant <ccoutant@google.com>
711 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
712 CU range table of gdb index.
714 2012-04-20 David S. Miller <davem@davemloft.net>
716 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
719 2012-04-16 David S. Miller <davem@davemloft.net>
721 * sparc.cc (Target_sparc::got_address): New function.
722 (Sparc_relocate_functions::gdop_hix22): New function.
723 (Sparc_relocate_functions::gdop_lox10): New function.
724 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
726 (Target_sparc::Scan::local): Likewise if the global symbol is not
727 preemptible and is not IFUNC.
728 (Target_sparc::Relocate::relocate): Perform GOTDATA code
729 transformations for local and non-preemptible non-IFUNC global
732 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
733 writing out 64-bit part of ranges.
735 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
736 -fpic and -fpie respectively.
737 * Makefile.in: Regenerate.
739 * sparc.cc (class Target_sparc): Add rela_ifunc_.
740 (Target_sparc::Target_sparc): Initialize new field.
741 (Target_sparc::do_plt_section_for_global): New function.
742 (Target_sparc::do_plt_section_for_local): New function.
743 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
744 (Target_sparc::make_plt_section): New function, broken out of
745 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
746 (Target_sparc::make_plt_entry): Call make_plt_section.
747 (Target_sparc::make_local_ifunc_plt_entry): New function.
748 (Target_sparc::rela_ifunc_section): New function.
749 (Target_sparc::plt_section): Remove const.
750 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
751 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
752 and ifunc_count_ fields.
753 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
754 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
755 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
756 (Output_data_plt_sparc::rela_ifunc): New function.
757 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
758 (Output_data_plt_sparc::has_ifunc_section): New function.
759 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
760 (Output_data_plt_sparc::address_for_global): New function.
761 (Output_data_plt_sparc::address_for_local): New function.
762 (Output_data_plt_sparc::plt_index_to_offset): New function.
763 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
765 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
767 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
768 R_SPARC_JMP_IREL to switch.
769 (Target_sparc::Scan::check_non_pic): Likewise.
770 (Target_sparc::Scan::local): Handle IFUNC symbols.
771 (Target_sparc::Scan::local): Likewise.
772 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
773 and plt_address_for_local.
774 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
775 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
777 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
778 (class Output_data_reloc): Adjust calls to Output_reloc_type.
779 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
780 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
782 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
783 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
785 * sparc.cc (Target_sparc::Scan::global): Likewise.
786 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
788 2012-04-16 Cary Coutant <ccoutant@google.com>
790 * archive.cc (Library_base::should_include_member): Check for
791 --export-dynamic-symbol.
792 * options.h (class General_options): Add --export-dynamic-symbol.
793 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
794 --export-dynamic-symbol.
795 (Symbol_table::gc_mark_undef_symbols): Likewise.
796 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
798 2012-04-12 David S. Miller <davem@davemloft.net>
800 * sparc.cc (Reloc::wdisp10): New relocation method.
801 (Reloc::h34): Likewise.
802 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
803 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
805 (Target_sparc::Scan::local): Likewise.
806 (Target_sparc::Scan::global): Likewise.
807 (Target_sparc::Relocate::relocate): Likewise.
809 2012-04-09 Cary Coutant <ccoutant@google.com>
811 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
814 2012-04-06 Ian Lance Taylor <iant@google.com>
816 * timer.cc: #include <unistd.h>.
818 2012-04-06 Roland McGrath <mcgrathr@google.com>
820 * configure.in (AC_CHECK_HEADERS): Add locale.h.
821 * config.in: Regenerate.
822 * configure: Regenerate.
824 2012-04-05 Nick Clifton <nickc@redhat.com>
826 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
827 (AM_LC_MESSAGES): Add.
828 * aclocal.m4: Regenerate.
829 * config.in: Regenerate.
830 * configure: Regenerate.
832 2012-03-21 Cary Coutant <ccoutant@google.com>
834 * Makefile.am: Add gdb-index.cc, gdb-index.h.
835 * Makefile.in: Regenerate.
836 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
837 (Sized_elf_reloc_mapper::symbol_section): New function.
838 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
839 (make_elf_reloc_mapper): New function.
840 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
841 (Dwarf_abbrev_table::do_read_abbrevs): New function.
842 (Dwarf_abbrev_table::do_get_abbrev): New function.
843 (Dwarf_ranges_table::read_ranges_table): New function.
844 (Dwarf_ranges_table::read_range_list): New function.
845 (Dwarf_pubnames_table::read_section): New function.
846 (Dwarf_pubnames_table::read_header): New function.
847 (Dwarf_pubnames_table::next_name): New function.
848 (Dwarf_die::Dwarf_die): New function.
849 (Dwarf_die::read_attributes): New function.
850 (Dwarf_die::skip_attributes): New function.
851 (Dwarf_die::set_name): New function.
852 (Dwarf_die::set_linkage_name): New function.
853 (Dwarf_die::attribute): New function.
854 (Dwarf_die::string_attribute): New function.
855 (Dwarf_die::int_attribute): New function.
856 (Dwarf_die::uint_attribute): New function.
857 (Dwarf_die::ref_attribute): New function.
858 (Dwarf_die::child_offset): New function.
859 (Dwarf_die::sibling_offset): New function.
860 (Dwarf_info_reader::check_buffer): New function.
861 (Dwarf_info_reader::parse): New function.
862 (Dwarf_info_reader::do_parse): New function.
863 (Dwarf_info_reader::do_read_string_table): New function.
864 (Dwarf_info_reader::lookup_reloc): New function.
865 (Dwarf_info_reader::get_string): New function.
866 (Dwarf_info_reader::visit_compilation_unit): New function.
867 (Dwarf_info_reader::visit_type_unit): New function.
868 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
869 Sized_elf_reloc_mapper.
870 (Sized_dwarf_line_info::symbol_section): Remove function.
871 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
872 (Sized_dwarf_line_info::read_line_mappings): Remove object
873 parameter, adjust callers.
874 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
875 * dwarf_reader.h: Include <sys/types.h>.
876 (class Track_relocs): Remove forward declaration.
877 (class Elf_reloc_mapper): New class.
878 (class Sized_elf_reloc_mapper): New class.
879 (class Dwarf_abbrev_table): New class.
880 (class Dwarf_range_list): New class.
881 (class Dwarf_ranges_table): New class.
882 (class Dwarf_pubnames_table): New class.
883 (class Dwarf_die): New class.
884 (class Dwarf_info_reader): New class.
885 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
886 (Sized_dwarf_line_info::symbol_section): Remove member function.
887 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
889 * gdb-index.cc: New source file.
890 * gdb-index.h: New source file.
891 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
892 and .debug_types sections, call Layout::add_to_gdb_index.
893 (Sized_relobj_incr::do_section_name): Implement.
894 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
895 return type; Implement.
896 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
898 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
899 parameter list and return type.
900 (Sized_incr_dynobj::do_section_contents): Likewise.
901 * layout.cc: Include gdb-index.h.
902 (Layout::Layout): Initialize gdb_index_data_.
903 (Layout::init_fixed_output_section): Check for .gdb_index section.
904 (Layout::add_to_gdb_index): New function. Instantiate.
905 * layout.h: Add forward declaration for class Gdb_index.
906 (Layout::add_to_gdb_index): New member function.
907 (Layout::gdb_index_data_): New data member.
908 * main.cc: Include gdb-index.h.
909 (main): Print statistics for gdb index.
910 * object.cc (Object::section_contents): Move code into
912 (need_decompressed_section): Check for sections needed when building
914 (build_compressed_section_map): Likewise.
915 (Sized_relobj_file::do_read_symbols): Need local symbols when building
917 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
918 sections; call Layout::add_to_gdb_index.
919 (Sized_relobj_file::do_decompressed_section_contents): Call
920 do_section_contents directly.
921 * object.h (Object::do_section_contents): Adjust parameter list and
923 (Object::do_decompressed_section_contents): Call do_section_contents
925 (Sized_relobj_file::do_section_contents): Adjust parameter list and
927 * options.h (class General_options): Add --gdb-index option.
928 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
929 list and return type.
930 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
931 * reloc.h (Track_relocs::checkpoint): New function.
932 (Track_relocs::reset): New function.
934 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
936 * testsuite/Makefile.in: Regenerate.
937 * testsuite/gdb_index_test.cc: New test source file.
938 * testsuite/gdb_index_test_1.sh: New test source file.
939 * testsuite/gdb_index_test_2.sh: New test source file.
941 2012-03-19 Doug Kwan <dougkwan@google.com>
943 * arm.cc (Target_arm::do_define_standard_symbols): New method.
944 (Target_arm::do_finalize_sections): Remove code which defines
945 __exidx_start and __exidx_end. Make symbol table parameter
946 anonymous as it is not used.
947 * gold.cc (queue_middle_tasks): Call target hook to define any
948 target-specific symbols.
949 * target.h (Target::define_standard_symbols): New method.
950 (Target::do_define_standard_symbols): Same.
951 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
952 * testsuite/Makefile.in: Regenerate.
953 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
955 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
956 relocations are generated for __exidx_start and __exidx_end.
958 2012-03-16 Doug Kwan <dougkwan@google.com>
960 * testsuite/Makefile.am: Disable test initpri3b.
961 * testsuite/Makefile.in: Regenerate.
963 2012-03-15 Doug Kwan <dougkwan@google.com>
965 * arm.cc (Target_arm::got_section): Make .got section read-only
968 2012-03-15 Ian Lance Taylor <iant@google.com>
971 * layout.cc (Layout::make_output_section): Correctly mark
972 SHT_INIT_ARRAY, et. al., as relro.
974 2012-03-14 Doug Kwan <dougkwan@google.com>
976 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
977 dynamic relocations for protected symbols in shared objects.
979 2012-03-13 Ian Lance Taylor <iant@google.com>
981 * resolve.cc (Symbol_table::resolve): When merging common symbols,
982 keep the larger alignment.
984 2012-03-12 Cary Coutant <ccoutant@google.com>
986 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
987 handling of DW_LNE_define_file.
989 2012-03-12 Cary Coutant <ccoutant@google.com>
991 * reduced_debug_output.cc
992 (Output_reduced_debug_info_section::get_die_end): Add new FORM
995 2012-02-29 Cary Coutant <ccoutant@google.com>
997 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
999 2012-02-29 Cary Coutant <ccoutant@google.com>
1001 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1002 Call Object::decompressed_section_contents.
1003 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1005 (Sized_dwarf_line_info::buffer_start_): New data member.
1006 * merge.cc (Output_merge_data::do_add_input_section): Call
1007 Object::decompressed_section_contents.
1008 (Output_merge_string::do_add_input_section): Likewise.
1009 * object.cc (need_decompressed_section): New function.
1010 (build_compressed_section_map): Decompress sections needed later.
1011 (Sized_relobj_file::do_decompressed_section_contents): New function.
1012 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1013 * object.h (Object::decompressed_section_contents): New function.
1014 (Object::discard_decompressed_sections): New function.
1015 (Object::do_decompressed_section_contents): New function.
1016 (Object::do_discard_decompressed_sections): New function.
1017 (Compressed_section_info): New type.
1018 (Compressed_section_map): Include decompressed section contents.
1019 (Sized_relobj_file::do_decompressed_section_contents): New function.
1020 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1022 2012-02-16 Cary Coutant <ccoutant@google.com>
1024 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1025 * testsuite/Makefile.in: Regenerate.
1027 2012-02-14 Cary Coutant <ccoutant@google.com>
1029 * options.cc (General_options::finalize): Disallow -pie and -static.
1031 2012-02-03 Doug Kwan <dougkwan@google.com>
1033 * arm.cc (Arm_relocate_functions::abs8,
1034 Arm_relocate_functions::abs16): Use
1035 Bits::has_signed_unsigned_overflow32.
1036 (Arm_relocate_functions::thm_abs8): Correct range of
1038 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1041 2012-02-02 Doug Kwan <dougkwan@google.com>
1043 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1044 position independent outputs, not just shared objects.
1046 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1048 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1049 * configure: Regenerated.
1051 2012-01-27 Ian Lance Taylor <iant@google.com>
1053 * reloc.h (Bits): New class with static functions, copied from
1054 namespace utils in arm.cc.
1055 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1058 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1060 * incremental.cc (write_info_blocks): Correct relocation offset.
1062 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1064 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1065 (Relocate::tls_gd_to_le): Likewise.
1067 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1069 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1071 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1073 * configure.ac: Check if -mcmodel=medium works.
1074 * configure: Regenerated.
1076 2012-01-24 Cary Coutant <ccoutant@google.com>
1078 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1080 (read_unsigned_LEB_128_x): ... this new function.
1081 (read_signed_LEB_128): Replaced with inline definition and ...
1082 (read_signed_LEB_128_x): ... this new function.
1083 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1084 (read_unsigned_LEB_128): Add inline definition.
1085 (read_signed_LEB_128_x): New function.
1086 (read_signed_LEB_128): Add inline definition.
1087 * testsuite/Makefile.am (leb128_unittest): New unit test.
1088 * testsuite/Makefile.in: Regenerate.
1089 * testsuite/leb128_unittest.cc: New unit test.
1091 2012-01-23 Ian Lance Taylor <iant@google.com>
1094 * i386.cc (Target_i386::do_code_fill): When using a jmp
1095 instruction, pad with nop instructions.
1096 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1098 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1100 * x86_64.cc (gc_process_relocs): Add typename on types used in
1102 (scan_relocs): Likewise.
1103 (relocate_section): Likewise.
1104 (apply_relocation): Likewise.
1106 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1108 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1109 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1112 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1114 * x86_64.cc: Initial support for x32.
1116 2012-01-03 Cary Coutant <ccoutant@google.com>
1118 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1119 Use abstract base class for GOT.
1120 * gold/output.h (class Output_data_got_base): New abstract base class.
1121 (class Output_data_got): Derive from new base class, adjust ctors.
1122 (Output_data_got::reserve_slot): Make virtual; rename to
1123 do_reserve_slot; Adjust callers.
1124 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1125 pointer to abstract base class.
1126 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1128 2011-12-18 Ian Lance Taylor <iant@google.com>
1130 * object.h (Relobj::local_symbol_value): New function.
1131 (Relobj::local_plt_offset): New function.
1132 (Relobj::local_has_got_offset): New function.
1133 (Relobj::local_got_offset): New function.
1134 (Relobj::set_local_got_offset): New function.
1135 (Relobj::do_local_symbol_value): New pure virtual function.
1136 (Relobj::do_local_plt_offset): Likewise.
1137 (Relobj::do_local_has_got_offset): Likewise.
1138 (Relobj::do_local_got_offset): Likewise.
1139 (Relobj::do_set_local_got_offset): Likewise.
1140 (Sized_relobj::do_local_has_got_offset): Rename from
1141 local_has_got_offset.
1142 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1143 (Sized_relobj::do_set_local_got_offset): Rename from
1144 set_local_got_offset.
1145 (Sized_relobj_file::do_local_plt_offset): Rename from
1147 (Sized_relobj_file::do_local_symbol_value): New function.
1148 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1150 * output.cc (Output_data_got::Got_entry::write): Change object to
1151 Relobj. Use local_symbol_value.
1152 (Output_data_got::add_global_with_rel): Change rel_dyn to
1153 Output_data_reloc_generic*. Use add_global_generic.
1154 (Output_data_got::add_global_with_rela): Remove. Change all
1155 callers to use add_global_with_rel.
1156 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1157 Output_data_reloc_generic*. Use add_global_generic.
1158 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1159 callers to use add_global_pair_with_rel.
1160 (Output_data_got::add_local): Change object to Relobj*.
1161 (Output_data_got::add_local_plt): Likewise.
1162 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1163 change rel_dyn to Output_data_reloc_generic*. Use
1165 (Output_data_got::add_local_with_rela): Remove. Change all
1166 callers to use all_local_with_rel.
1167 (Output_data_got::add_local_pair_with_rel): Change object to
1168 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1169 add_output_section_generic.
1170 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1171 callers to use add_local_pair_with_rel.
1172 (Output_data_got::reserve_local): Change object to Relobj*.
1173 * output.h: (class Output_data_reloc_generic): Add pure virtual
1174 declarations for add_global_generic, add_local_generic,
1175 add_output_section_generic.
1176 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1177 functions for Output_data_reloc_generic. Update declarations for
1178 changes listed in output.cc.
1179 (class Output_data_got): Change template parameter to got_size.
1180 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1181 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1183 (Sized_relobj_incr::do_local_plt_offset): New function.
1184 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1187 2011-12-17 Cary Coutant <ccoutant@google.com>
1189 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1190 * resolve.cc (Symbol_table::resolve): Likewise.
1191 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1193 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1195 2011-12-16 Ian Lance Taylor <iant@google.com>
1197 * output.h (Output_data_reloc_generic::add): Only call
1198 add_dynamic_reloc if this is a dynamic reloc section.
1200 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1203 * target-reloc.h (apply_relocation): Replace <64, false> with
1206 2011-11-25 Nick Clifton <nickc@redhat.com>
1208 * po/it.po: New Italian translation.
1210 2011-11-17 Sterling Augustine <saugustine@google.com>
1212 * script.cc (script_include_directive): Implement.
1213 (read_script_file): New local variables name and search_path. Update
1214 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1215 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1216 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1218 2011-11-11 Sterling Augustine <saugustine@google.com>
1220 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1221 (file_or_sections_cmd): Likewise.
1223 2011-11-11 Doug Kwan <dougkwan@google.com>
1225 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1226 if --just-symbols is given.
1228 2011-11-10 Doug Kwan <dougkwan@google.com>
1231 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1232 when processing data relocs.
1233 * reloc.h (Relocate_functions::rel_unaligned): New method.
1234 (Relocate_functions::pcrel_unaligned): Ditto.
1235 (Relocate_functions::rel32_unaligned): Ditto.
1236 (Relocate_functions::pcrel32_unaligned): Ditto.
1238 2011-11-09 Doug Kwan <dougkwan@google.com>
1241 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1242 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1243 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1244 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1245 (Relocate_functions::rel_unaligned): New.
1246 (Relocate_functions::rel32_unaligned): New.
1247 * target-reloc.h (relocate_for_relocatable): Add code to handle
1248 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1249 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1250 arm_unaligned_reloc_r): New targets.
1251 * testsuite/Makefile.in: Regenerate.
1252 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1255 2011-11-02 Ian Lance Taylor <iant@google.com>
1257 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1259 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1260 * options.cc (General_options::finalize): Use library search path
1261 from configure script if specified. If not native and no sysroot,
1262 only search TOOLLIBDIR.
1263 * options.h (Search_directory::Search_directory): Change name to
1265 (General_options::add_to_library_path_with_sysroot): Change arg to
1267 * configure, Makefile.in, config.in: Rebuild.
1269 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1271 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1272 we are working around the ARM1176 Erratum.
1273 * options.h (General_options::fix_arm1176): Add option.
1274 * testsuite/Makefile.am: Add testcases, and keep current ones
1276 * testsuite/Makefile.in: Regenerate.
1277 * testsuite/arm_fix_1176.s: New file.
1278 * testsuite/arm_fix_1176.sh: Likewise.
1280 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1282 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1284 (Target_arm::may_use_blx): Remove method.
1285 (Target_arm::set_may_use_blx): Likewise.
1286 (Target_arm::may_use_v4t_interworking): New method.
1287 (Target_arm::may_use_v5t_interworking): Likewise.
1288 (Target_arm::may_use_blx_): Remove member variable.
1289 (Arm_relocate_functions::arm_branch_common): Check for v5T
1291 (Arm_relocate_functions::thumb_branch_common): Likewise.
1292 (Reloc_stub::stub_type_for_reloc): Likewise.
1293 (Target_arm::do_finalize_sections): Correct interworking checks.
1294 * testsuite/Makefile.am: Add new tests.
1295 * testsuite/Makefile.in: Regenerate.
1296 * testsuite/arm_farcall_arm_arm.s: New test.
1297 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1298 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1299 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1300 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1301 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1302 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1303 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1305 2011-10-31 Cary Coutant <ccoutant@google.com>
1308 * expression.cc (Expression::eval_with_dot): Add
1309 is_section_dot_assignment parameter.
1310 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1311 absolute and assigning to dot within a section.
1312 * script-sections.cc
1313 (Output_section_element_assignment::set_section_addresses): Pass
1314 dot_section to set_if_absolute.
1315 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1316 as is_section_dot_assignment flag to eval_with_dot.
1317 (Output_section_element_dot_assignment::set_section_addresses):
1319 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1320 parameter. Also set value if relative to dot_section; set the
1321 symbol's output_section.
1322 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1323 parameter. Adjust all callers.
1324 (Expression::eval_maybe_dot): Likewise.
1325 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1327 * testsuite/script_test_2.t: Test assignment of an absolute value
1328 to dot within an output section element.
1330 2011-10-31 Cary Coutant <ccoutant@google.com>
1332 * options.h (class General_options): Add --[no-]gnu-unique options.
1333 * symtab.cc (Symbol_table::sized_write_globals): Convert
1334 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1336 2011-10-31 Cary Coutant <ccoutant@google.com>
1339 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1340 unnecessary assertion.
1341 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1343 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1345 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1347 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1349 Change to just keep the section associated with symbol.
1350 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1351 they are externally visible and --export-dynamic is turned on.
1352 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1354 2011-10-19 Ian Lance Taylor <iant@google.com>
1357 * script-sections.cc
1358 (Output_section_element_dot_assignment::needs_output_section): New
1361 2011-10-19 Ian Lance Taylor <iant@google.com>
1364 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1365 --section-start option was seen.
1366 * options.h (General_options::any_section_start): New function.
1368 2011-10-18 David S. Miller <davem@davemloft.net>
1371 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1372 member to track relocation locations that have moved during TLS
1373 reloc optimizations.
1374 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1375 (Target_sparc::Relocate::relocate): Adjust view down by 4
1376 bytes if it matches reloc_adjust_addr_.
1377 (Target_sparc::Relocate::relocate_tls): Always move the
1378 __tls_get_addr call delay slot instruction forward 4 bytes when
1379 performing relaxation.
1381 2011-10-18 Cary Coutant <ccoutant@google.com>
1383 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1384 (Output_file::map_no_anonymous): Check for non-zero
1385 return code from posix_fallocate.
1387 2011-10-17 Cary Coutant <ccoutant@google.com>
1390 * plugin.cc (is_visible_from_outside): Check for symbols
1391 referenced from dynamic objects.
1392 * resolve.cc (Symbol_table::resolve): Don't count references
1393 from dynamic objects as references from real ELF files.
1394 * testsuite/plugin_test_2.sh: Adjust expected result.
1396 2011-10-17 Cary Coutant <ccoutant@google.com>
1398 * gold.cc: Include timer.h.
1399 (queue_middle_tasks): Stamp time.
1400 (queue_final_tasks): Likewise.
1401 * main.cc (main): Store timer in parameters. Print timers
1403 * parameters.cc (Parameters::Parameters): Initialize timer_.
1404 (Parameters::set_timer): New function.
1405 (set_parameters_timer): New function.
1406 * parameters.h (Parameters::set_timer): New function.
1407 (Parameters::timer): New function.
1408 (Parameters::timer_): New data member.
1409 (set_parameters_timer): New function.
1410 * timer.cc (Timer::stamp): New function.
1411 (Timer::get_pass_time): New function.
1412 * timer.h (Timer::stamp): New function.
1413 (Timer::get_pass_time): New function.
1414 (Timer::pass_times_): New data member.
1416 2011-10-17 Cary Coutant <ccoutant@google.com>
1418 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1419 task for members of lib groups.
1421 2011-10-17 Cary Coutant <ccoutant@google.com>
1424 * fileread.cc (File_read::find_view): Add assert.
1425 (File_read::make_view): Move bounds check (replace with assert)...
1426 (File_read::find_or_make_view): ... to here.
1428 2011-10-12 Cary Coutant <ccoutant@google.com>
1430 * output.cc (Output_file::open_base_file): Handle case where
1431 ::read returns less than requested size.
1433 2011-10-10 Cary Coutant <ccoutant@google.com>
1435 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1436 Initialize defined_count_.
1437 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1438 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1439 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1440 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1441 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1442 * incremental.h (Sized_relobj_incr::defined_count_): New data
1444 (Sized_incr_dynobj::defined_count_): New data member.
1445 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1446 Return zeroes instead of internal error.
1448 2011-10-10 Cary Coutant <ccoutant@google.com>
1451 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1452 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1453 * output.h (class Output_reloc): Add use_plt_offset flag.
1454 (Output_reloc::type_): Adjust size of bit field.
1455 (Output_reloc::use_plt_offset_): New bit field.
1456 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1457 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1458 flag. Adjust all callers.
1459 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1460 creating RELATIVE relocations.
1462 2011-10-10 Nick Clifton <nickc@redhat.com>
1464 * po/es.po: Updated Spanish translation.
1465 * po/fi.po: Updated Finnish translation.
1467 2011-10-03 Diego Novillo <dnovillo@google.com>
1469 * options.cc (parse_uint): Fix dereference of RETVAL.
1471 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1473 * layout.h (section_order_map_): New member.
1474 (get_section_order_map): New member function.
1475 * output.cc (Output_section::add_input_section): Check for patterns
1476 only when --section-ordering-file is specified.
1477 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1478 output_sections have been formed.
1479 * layout.cc (Layout_Layout): Initialize section_order_map_.
1480 * plugin.cc (update_section_order): Store order in order_map. Do not
1482 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1483 * testsuite/Makefile.in: Regenerate.
1484 * testsuite/plugin_section_order.c: New file.
1485 * testsuite/plugin_final_layout.cc: New file.
1486 * testsuite/plugin_final_layout.sh: New file.
1488 2011-09-29 Cary Coutant <ccoutant@google.com>
1490 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1492 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1493 symbols during incremental update.
1494 (Symbol_table::add_from_dynobj): Likewise.
1496 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1497 Ian Lance Taylor <iant@google.com>
1499 * symtab.cc (Symbol_table::define_special_symbol): Always
1500 canonicalize version string.
1502 2011-09-26 Cary Coutant <ccoutant@google.com>
1504 * gold.cc (queue_initial_tasks): Move option checks ...
1505 * options.cc (General_options::finalize): ... to here. Disable
1506 some options; make others fatal.
1508 2011-09-26 Cary Coutant <ccoutant@google.com>
1511 * plugin.cc (get_symbols_v2): New function.
1512 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1513 (is_referenced_from_outside): New function.
1514 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1515 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1516 (get_symbols): Pass version parameter.
1517 (get_symbols_v2): New function.
1518 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1520 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1521 (onload): Add LDPT_GET_SYMBOLS_V2.
1522 (all_symbols_read_hook): Use get_symbols_v2; check for
1523 LDPR_PREVAILING_DEF_IRONLY_EXP.
1524 * testsuite/plugin_test_3.sh: Update expected results.
1526 2011-09-23 Simon Baldwin <simonb@google.com>
1528 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1529 configuration options.
1530 * configure: Regenerate.
1531 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1532 * Makefile.in: Regenerate.
1533 * testsuite/Makefile.in: Regenerate.
1535 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1537 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1539 2011-09-19 Cary Coutant <ccoutant@google.com>
1541 * incremental.cc (can_incremental_update): Fix typo in comment.
1542 * incremental.h (can_incremental_update): Likewise.
1544 2011-09-18 Cary Coutant <ccoutant@google.com>
1546 * incremental.cc (can_incremental_update): New function.
1547 * incremental.h (can_incremental_update): New function.
1548 * layout.cc (Layout::init_fixed_output_section): Call it.
1549 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1550 * object.cc (Sized_relobj_file::do_layout): Call
1551 can_incremental_update.
1553 2011-09-13 Cary Coutant <ccoutant@google.com>
1555 * configure.ac: Check for glibc support for gnu_indirect_function
1556 support with static linking, setting automake conditional
1558 * Makefile.in: Regenerate.
1559 * configure: Regenerate.
1561 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1562 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1564 * testsuite/Makefile.in: Regenerate.
1566 2011-09-13 Cary Coutant <ccoutant@google.com>
1568 * incremental.cc (Sized_relobj_incr::do_layout): Call
1569 report_comdat_group for kept comdat sections.
1570 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1571 * testsuite/Makefile.in: Regenerate.
1572 * testsuite/incr_comdat_test_1.cc: New source file.
1573 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1574 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1575 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1577 2011-09-13 Ian Lance Taylor <iant@google.com>
1579 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1580 variable external_symbols_offset.
1582 2011-09-12 Ian Lance Taylor <iant@google.com>
1584 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1585 triggered if object has no symbols.
1587 2011-09-09 David S. Miller <davem@davemloft.net>
1589 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1590 (Output_fill_debug_line::do_write): Likewise.
1592 2011-08-29 Cary Coutant <ccoutant@google.com>
1594 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1595 casts to match formatting specs.
1596 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1598 2011-08-26 Cary Coutant <ccoutant@google.com>
1600 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1601 remaining hole size when allocating.
1602 (Layout::make_output_section): Set fill methods for debug sections.
1603 * layout.h (Free_list::Free_list_node): Move from private to
1605 (Free_list::set_min_hole_size): New function.
1606 (Free_list::begin, Free_list::end): New functions.
1607 (Free_list::min_hole_): New data member.
1608 * output.cc: Include dwarf.h.
1609 (Output_fill_debug_info::do_minimum_hole_size): New function.
1610 (Output_fill_debug_info::do_write): New function.
1611 (Output_fill_debug_line::do_minimum_hole_size): New function.
1612 (Output_fill_debug_line::do_write): New function.
1613 (Output_section::Output_section): Initialize new data member.
1614 (Output_section::set_final_data_size): Ensure patch space is larger
1615 than minimum hole size.
1616 (Output_section::do_write): Fill holes in debug sections.
1617 * output.h (Output_fill): New class.
1618 (Output_fill_debug_info): New class.
1619 (Output_fill_debug_line): New class.
1620 (Output_section::set_free_space_fill): New function.
1621 (Output_section::free_space_fill_): New data member.
1622 * testsuite/Makefile.am (incremental_test_3): Add
1623 --incremental-patch option.
1624 (incremental_test_4): Likewise.
1625 (incremental_test_5): Likewise.
1626 (incremental_test_6): Likewise.
1627 (incremental_copy_test): Likewise.
1628 (incremental_common_test_1): Likewise.
1629 * testsuite/Makefile.in: Regenerate.
1631 2011-08-26 Nick Clifton <nickc@redhat.com>
1633 * po/es.po: Updated Spanish translation.
1635 2011-08-01 Cary Coutant <ccoutant@google.com>
1637 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1638 * gold/testsuite/Makefile.in: Regenerate.
1639 * gold/testsuite/justsyms_exec.c: New source file.
1640 * gold/testsuite/justsyms_lib.c: New source file.
1642 2011-08-01 Cary Coutant <ccoutant@google.com>
1644 * layout.cc (Layout::set_segment_offsets): Don't realign text
1645 segment if -Ttext was specified.
1646 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1648 * object.h (Sized_relobj_file::e_type): New function.
1649 (Sized_relobj_file::e_type_): New data member.
1650 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1651 base address for ET_EXEC files.
1652 * target.cc (Target::do_make_elf_object_implementation): Allow
1653 ET_EXEC files with --just-symbols option.
1655 2011-07-28 Cary Coutant <ccoutant@google.com>
1657 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1658 Add thread_number parameter.
1659 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1660 * workqueue-threads.cc
1661 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1662 current thread if its thread number is greater than desired thread
1664 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1665 Add thread_number parameter.
1666 (Workqueue::should_cancel_thread): Likewise.
1667 (Workqueue::find_runnable_or_wait): Pass thread_number to
1668 should_cancel_thread.
1669 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1672 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1674 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1675 only after checking if it cannot be forced local.
1676 * symtab.h (is_externally_visible): Check if the symbol is not forced
1679 2011-07-15 Ian Lance Taylor <iant@google.com>
1681 * options.h (class General_options): Add --print-output-format.
1682 Move -EL next to -EB, for better --help output.
1683 * target-select.cc: Include <cstdio>, "options.h", and
1685 (Target_selector::do_target_bfd_name): New function.
1686 (print_output_format): New function.
1687 * target-select.h (class Target_selector): Update declarations.
1688 (Target_selector::target_bfd_name): New function.
1689 (print_output_format): Declare.
1690 * main.cc: Include "target-select.h".
1691 (main): Handle --print-output-format.
1692 * gold.cc: Include "target-select.h".
1693 (queue_initial_tasks): Handle --print-output-format when there are
1695 * parameters.cc (parameters_force_valid_target): Give a better
1696 error message if -EB/-EL does not match target.
1697 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1700 2011-07-15 Ian Lance Taylor <iant@google.com>
1702 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1703 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1704 (Output_data_plt_i386::do_write): Write address of .dynamic
1705 section to first entry in .got.plt section.
1706 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1707 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1709 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1710 section to first entry in .got.plt section.
1711 * layout.h (Layout::dynamic_section): New function.
1713 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1715 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1717 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1718 input_section_position_, and input_section_glob_.
1719 (read_layout_from_file): Call function section_ordering_specified.
1720 * layout.h (is_section_ordering_specified): New function.
1721 (section_ordering_specified): New function.
1722 (section_ordering_specified_): New boolean member.
1723 * main.cc(main): Call load_plugins after layout object is defined.
1724 * output.cc (Output_section::add_input_section): Use
1725 function section_ordering_specified to check if section ordering is
1727 * output.cc (Output_section::add_relaxed_input_section): Use
1728 function section_ordering_specified to check if section ordering is
1730 (Output_section::update_section_layout): New function.
1731 (Output_section::sort_attached_input_sections): Check if input section
1733 * output.h (Output_section::update_section_layout): New function.
1734 * plugin.cc (get_section_count): New function.
1735 (get_section_type): New function.
1736 (get_section_name): New function.
1737 (get_section_contents): New function.
1738 (update_section_order): New function.
1739 (allow_section_ordering): New function.
1740 (Plugin::load): Add the new interfaces to the transfer vector.
1741 (Plugin_manager::load_plugins): New parameter.
1742 (Plugin_manager::all_symbols_read): New parameter.
1743 (Plugin_manager::claim_file): New parameter. Save the elf object for
1745 (Plugin_manager::get_elf_object): New function.
1746 (Plugin_manager::get_view): Change to directly use the bool to check
1747 if get_view is called from claim_file_hook.
1748 * plugin.h (input_objects): New function
1749 (Plugin__manager::load_plugins): New parameter.
1750 (Plugin_manager::claim_file): New parameter.
1751 (Plugin_manager::get_elf_object): New function.
1752 (Plugin_manager::in_claim_file_handler): New function.
1753 (Plugin_manager::in_claim_file_handler_): New member.
1754 (layout): New function.
1755 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1756 handler with an extra parameter. Make the elf object before calling
1758 * testsuite/plugin_test.c (get_section_count): New function pointer.
1759 (get_section_type): New function pointer.
1760 (get_section_name): New function pointer.
1761 (get_section_contents): New function pointer.
1762 (update_section_order): New function pointer.
1763 (allow_section_ordering): New function pointer.
1764 (onload): Check if the new interfaces exist.
1766 2011-07-13 Ian Lance Taylor <iant@google.com>
1768 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1770 * x86_64.cc (Target_x86_64::got_section): Likewise.
1771 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1772 (relro_now_test_SOURCES): New variable.
1773 (relro_now_test_DEPENDENCIES): New variable.
1774 (relro_now_test_LDFLAGS): New variable.
1775 (relro_now_test_LDADD): New variable.
1776 (relro_now_test.so): New target.
1777 * testsuite/Makefile.in: Rebuild.
1779 2011-07-12 Ian Lance Taylor <iant@google.com>
1782 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1783 GLOB_DAT relocation rather than a RELATIVE relocation for a
1784 protected symbol when creating a shared library.
1785 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1786 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1787 * testsuite/protected_main_1.cc (main): Test that protected
1788 function has same address.
1790 2011-07-11 Ian Lance Taylor <iant@google.com>
1793 * options.h (class General_options): Add -Bgroup.
1794 * options.cc (General_options::finalize): If -Bgroup is set,
1795 default to --unresolved-symbols=report-all.
1796 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1797 * target-reloc.h (issue_undefined_symbol_error): Handle
1798 --unresolved-symbols=report-all.
1800 2011-07-08 Ian Lance Taylor <iant@google.com>
1803 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1804 if linker script discards key sections.
1805 (Layout::create_dynamic_symtab): Likewise.
1806 (Layout::assign_local_dynsym_offsets): Likewise.
1807 (Layout::sized_create_version_sections): Likewise.
1808 (Layout::create_interp): Likewise.
1809 (Layout::finish_dynamic_section): Likewise.
1810 (Layout::set_dynamic_symbol_size): Likewise.
1812 2011-07-08 Ian Lance Taylor <iant@google.com>
1815 * options.h (class General_options): Add --unresolved-symbols.
1816 * target-reloc.h (issue_undefined_symbol_error): Check
1817 --unresolved-symbols. Add comments.
1819 2011-07-08 Ian Lance Taylor <iant@google.com>
1821 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1822 expression more complex.
1824 2011-07-08 Ian Lance Taylor <iant@google.com>
1827 * target-reloc.h (issue_undefined_symbol_error): New inline
1828 function, broken out of relocate_section.
1829 (relocate_section): Call issue_undefined_symbol_error.
1830 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1831 there is no TLS segment if we are about to issue an undefined
1833 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1835 2011-07-08 Ian Lance Taylor <iant@google.com>
1838 * resolve.cc (Symbol_table::should_override): Add fromtype
1839 parameter. Change all callers. Give error when linking together
1840 TLS and non-TLS symbol.
1841 (Symbol_table::should_override_with_special): Add fromtype
1842 parameter. Change all callers.
1843 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1844 there is no TLS segment if we have reported some errors.
1845 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1847 2011-07-08 Ian Lance Taylor <iant@google.com>
1850 * target.h (Target::plt_address_for_global): New function.
1851 (Target::plt_address_for_local): New function.
1852 (Target::plt_section_for_global): Remove.
1853 (Target::plt_section_for_local): Remove.
1854 (Target::do_plt_address_for_global): New virtual function.
1855 (Target::do_plt_address_for_local): New virtual function.
1856 (Target::do_plt_section_for_global): Remove.
1857 (Target::do_plt_section_for_local): Remove.
1858 (Target::register_global_plt_entry): Add Symbol_table and Layout
1860 * output.cc (Output_data_got::Got_entry::write): Use
1861 plt_address_for_global and plt_address_for_local.
1862 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1863 address of output section.
1864 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1865 got_irelative_, and irelative_count_ fields. Update
1867 (Output_data_plt_i386::has_irelative_section): New function.
1868 (Output_data_plt_i386::entry_count): Add irelative_count_.
1869 (Output_data_plt_i386::set_final_data_size): Likewise.
1870 (class Target_i386): Add got_irelative_ and rel_irelative_
1871 fields. Update declarations.
1872 (Target_i386::Target_i386): Initialize new fields.
1873 (Target_i386::do_plt_address_for_global): New function replacing
1874 do_plt_section_for_global.
1875 (Target_i386::do_plt_address_for_local): New function replacing
1876 do_plt_section_for_local.
1877 (Target_i386::got_section): Create got_irelative_.
1878 (Target_i386::rel_irelative_section): New function.
1879 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1880 fields. Don't define __rel_iplt_{start,end}.
1881 (Output_data_plt_i386::add_entry): Add symtab and layout
1882 parameters. Change all callers. Use different PLT and GOT for
1884 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1885 layout parameters. Change all callers. Use different PLT and
1887 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1888 (Output_data_plt_i386::rel_irelative): New function.
1889 (Output_data_plt_i386::address_for_global): New function.
1890 (Output_data_plt_i386::address_for_local): New function.
1891 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1892 IRELATIVE GOT when changing IFUNC GOT entries.
1893 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1895 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1896 if we didn't create an IRELATIVE GOT.
1897 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1898 plt_address_for_local.
1899 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1900 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1901 got_irelative_, and irelative_count_ fields. Update
1903 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1904 Initialize new fields. Remove symtab parameter. Change all
1906 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1908 (Output_data_plt_x86_64::has_irelative_section): New function.
1909 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1910 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1911 fields. Update declarations.
1912 (Target_x86_64::Target_x86_64): Initialize new fields.
1913 (Target_x86_64::do_plt_address_for_global): New function replacing
1914 do_plt_section_for_global.
1915 (Target_x86_64::do_plt_address_for_local): New function replacing
1916 do_plt_section_for_local.
1917 (Target_x86_64::got_section): Create got_irelative_.
1918 (Target_x86_64::rela_irelative_section): New function.
1919 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1920 all callers. Don't create __rel_iplt_{start,end}.
1921 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1922 parameters. Change all callers. Use different PLT and GOT for
1924 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1925 layout parameters. Change all callers. Use different PLT and
1927 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1928 parameters. Change all callers. Use different PLT and GOT for
1930 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1931 (Output_data_plt_x86_64::rela_irelative): New function.
1932 (Output_data_plt_x86_64::address_for_global): New function.
1933 (Output_data_plt_x86_64::address_for_local): New function.
1934 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1935 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1936 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1937 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1939 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1941 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1942 symbols if we didn't create an IRELATIVE GOT.
1943 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1944 plt_address_for_local.
1945 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1946 * testsuite/ifuncvar1.c: New test file.
1947 * testsuite/ifuncvar2.c: New test file.
1948 * testsuite/ifuncvar3.c: New test file.
1949 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1950 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1951 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1952 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1953 * testsuite/Makefile.in: Rebuild.
1955 2011-07-07 Cary Coutant <ccoutant@google.com>
1957 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1958 (two_file_test_1_ndebug.o): Likewise.
1959 (two_file_test_1b_ndebug.o): Likewise.
1960 (two_file_test_2_ndebug.o): Likewise.
1961 (two_file_test_main_ndebug.o): Likewise.
1962 (incremental_test_2): Link with no-debug versions.
1964 2011-07-06 Cary Coutant <ccoutant@google.com>
1966 * gold/incremental.cc
1967 (Output_section_incremental_inputs::write_info_blocks): Check for
1968 hidden and internal symbols.
1970 2011-07-06 Cary Coutant <ccoutant@google.com>
1972 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1973 Check disposition for startup file.
1974 (Incremental_inputs::report_command_line): Ignore
1975 --incremental-startup-unchanged option.
1976 * options.cc (General_options::parse_incremental_startup_unchanged):
1978 (General_options::General_options): Initialize new data member.
1979 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1980 (General_options): Add --incremental-startup-unchanged option.
1981 (General_options::incremental_startup_disposition): New function.
1982 (General_options::incremental_startup_disposition_): New data member.
1984 2011-07-06 Cary Coutant <ccoutant@google.com>
1986 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1987 input file index to Script_info ctor.
1988 (Sized_incremental_binary::do_file_has_changed): Find the
1989 command-line argument for files named in scripts.
1990 * incremental.h (Script_info::Script_info): New ctor
1991 with input file index.
1992 (Script_info::input_file_index): New function.
1993 (Script_info::input_file_index_): New data member.
1994 (Incremental_binary::get_library): Add const.
1995 (Incremental_binary::get_script_info): Add const.
1996 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1997 * testsuite/Makefile.am (incremental_test_5): New test case.
1998 (incremental_test_6): New test case.
1999 * testsuite/Makefile.in: Regenerate.
2001 2011-07-06 Cary Coutant <ccoutant@google.com>
2003 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2004 debug output when command lines differ.
2006 2011-07-06 Cary Coutant <ccoutant@google.com>
2008 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2009 --incremental-patch option.
2010 * layout.cc (Free_list::allocate): Extend allocation beyond original
2012 (Layout::make_output_section): Mark sections that should get
2014 * options.cc (parse_percent): New function.
2015 * options.h (parse_percent): New function.
2016 (DEFINE_percent): New macro.
2017 (General_options): Add --incremental-patch option.
2018 * output.cc (Output_section::Output_section): Initialize new data
2020 (Output_section::add_input_section): Print section name when out
2022 (Output_section::add_output_section_data): Likewise.
2023 (Output_section::set_final_data_size): Add patch space when
2024 doing --incremental-full.
2025 (Output_section::do_reset_address_and_file_offset): Remove patch
2027 (Output_segment::set_section_list_addresses): Print debug output
2028 only if --incremental-update.
2029 * output.h (Output_section::set_is_patch_space_allowed): New function.
2030 (Output_section::is_patch_space_allowed_): New data member.
2031 (Output_section::patch_space_): New data member.
2032 * parameters.cc (Parameters::incremental_full): New function.
2033 * parameters.h (Parameters::incremental_full): New function
2034 * testsuite/Makefile.am (incremental_test_2): Add test for
2035 --incremental-patch option.
2036 * testsuite/Makefile.in: Regenerate.
2037 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2038 (t18): Remove function body.
2040 2011-07-05 Doug Kwan <dougkwan@google.com>
2043 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2044 Arm_Address type for relocation result.
2045 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2047 (Arm_relocate_functions::abs32): Use unaligned access.
2048 (Arm_relocate_functions::rel32): Ditto.
2049 (Arm_relocate_functions::prel31): Ditto.
2050 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2051 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2052 static data relocations.
2053 * testsuite/Makefile.in: Regnerate.
2054 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2056 2011-07-05 Ian Lance Taylor <iant@google.com>
2059 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2060 symbols if necessary.
2061 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2063 2011-07-05 Ian Lance Taylor <iant@google.com>
2066 * resolve.cc (Symbol::override_base_with_special): Simply override
2067 version with special symbol version, ignoring previous version.
2069 2011-07-05 Ian Lance Taylor <iant@google.com>
2071 * object.cc (Sized_relobj_file::include_section_group): Add
2072 information to comment about signature location.
2074 2011-07-02 Ian Lance Taylor <iant@google.com>
2077 * options.h (class General_options): Add -f and -F.
2078 * options.cc (General_options::finalize): Fatal error if -f/-F
2079 are used without -shared.
2080 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2082 2011-07-02 Ian Lance Taylor <iant@google.com>
2084 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2086 2011-07-01 Ian Lance Taylor <iant@google.com>
2090 * resolve.cc (Symbol::override_base_with_special): Don't override
2091 the version if the overriding symbol has a different name.
2092 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2093 all callers. If we give an error about an undefined version,
2094 define the base version if necessary.
2095 * dynobj.h (class Versions): Update declaration.
2096 * testsuite/weak_alias_test_5.cc: New file.
2097 * testsuite/weak_alias_test.script: New file.
2098 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2099 and versioned_alias have the right value, and call t2.
2100 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2101 weak_alias_test_5.so.
2102 (weak_alias_test_LDADD): Likewise.
2103 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2104 * testsuite/Makefile.in: Rebuild.
2106 2011-07-01 Ian Lance Taylor <iant@google.com>
2109 * options.h (class General_options): Support -z notext.
2110 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2112 (two_file_shared_nonpic.so): Likewise.
2113 (two_file_shared_mixed.so): Likewise.
2114 (two_file_shared_mixed_1.so): Likewise.
2115 (weak_undef_lib_nonpic.so): Likewise.
2116 (alt/weak_undef_lib_nonpic.so): Likewise.
2117 (tls_test_shared_nonpic.so): Likewise.
2118 * testsuite/Makefile.in: Rebuild.
2120 2011-07-01 Ian Lance Taylor <iant@google.com>
2123 * configure.ac: Test whether static linking works, setting
2124 the automake conditional HAVE_STATIC.
2125 * testsuite/Makefile.am: Disable tests using -static if
2126 HAVE_STATIC is not true.
2127 * configure, testsuite/Makefile.in: Rebuild.
2129 2011-07-01 Ian Lance Taylor <iant@google.com>
2132 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2133 Assert if we see DW_EH_PE_indirect.
2134 * target.h (Target::ehframe_datarel_base): New function.
2135 (Target::do_ehframe_datarel_base): New target function.
2136 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2137 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2140 2011-07-01 Ian Lance Taylor <iant@google.com>
2143 * options.h (class General_options): Add
2144 --ld-generated-unwind-info.
2145 * ehframe.cc (Fde::write): Add address parameter. Change all
2146 callers. If associated with PLT, fill in address and size.
2147 (Cie::set_output_offset): Only add merge mapping if there is an
2149 (Cie::write): Add address parameter. Change all callers.
2150 (Eh_frame::add_ehframe_for_plt): New function.
2151 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2152 input_offset_ fields into union u_, with new plt field.
2153 (Fde::Fde): Adjust for new union field.
2154 (Fde::Fde) [Output_data version]: New constructor.
2155 (Fde::add_mapping): Only add merge mapping if there is an object.
2156 (class Cie): Update declarations.
2157 (class Eh_frame): Declare add_ehframe_for_plt.
2158 * layout.cc (Layout::layout_eh_frame): Break out code into
2159 make_eh_frame_section, and call it.
2160 (Layout::make_eh_frame_section): New function.
2161 (Layout::add_eh_frame_for_plt): New function.
2162 * layout.h (class Layout): Update declarations.
2163 * merge.cc (Merge_map::add_mapping): Add assertion.
2164 * i386.cc: Include "dwarf.h".
2165 (class Output_data_plt_i386): Make first_plt_entry,
2166 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2167 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2168 and plt_eh_frame_fde.
2169 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2170 boundary. Call add_eh_frame_for_plt if appropriate.
2171 * x86_64.cc: Include "dwarf.h".
2172 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2173 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2174 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2175 and plt_eh_frame_fde.
2176 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2179 2011-06-29 Ian Lance Taylor <iant@google.com>
2182 * object.cc (Sized_relobj_file::layout_section): Change shdr
2183 parameter to be const.
2184 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2186 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2187 appropriate. Call layout_eh_frame_section.
2188 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2190 * object.h (class Sized_relobj_file): Update declarations.
2192 2011-06-29 Ian Lance Taylor <iant@google.com>
2195 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2197 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2199 2011-06-29 Ian Lance Taylor <iant@google.com>
2202 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2204 * layout.cc (Layout::layout_eh_frame): Likewise.
2206 2011-06-29 Ian Lance Taylor <iant@google.com>
2209 * layout.cc (Layout::symtab_section_shndx): New function.
2210 * layout.h (class Layout): Declare symtab_section_shndx.
2211 * output.cc (Output_section::write_header): Call it.
2213 2011-06-29 Ian Lance Taylor <iant@google.com>
2216 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2217 symbols which are not used in a relocation.
2219 2011-06-28 Ian Lance Taylor <iant@google.com>
2222 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2223 script create indistinguishable segments.
2224 (Layout::set_segment_offsets): Use stable_sort when sorting
2225 segments. Pass this to Compare_segments constructor.
2226 * layout.h (class Layout): Make segment_precedes non-static.
2227 (class Compare_segments): Change from struct to class. Add
2228 layout_ field. Add constructor.
2229 * script-sections.cc
2230 (Script_sections::attach_sections_using_phdrs_clause): Rename
2231 local orphan to is_orphan. Don't report failure to put empty
2232 section in segment. On attachment failure, report name of
2233 section, and attach to first PT_LOAD segment.
2235 2011-06-28 Ian Lance Taylor <iant@google.com>
2238 * target-select.cc (Target_selector::Target_selector): Add
2239 emulation parameter. Change all callers.
2240 (select_target_by_bfd_name): Rename from select_target_by_name.
2242 (select_target_by_emulation): New function.
2243 (supported_emulation_names): New function.
2244 * target-select.h (class Target_selector): Add emulation_ field.
2245 Update declarations.
2246 (Target_selector::recognize_by_bfd_name): Rename from
2247 recognize_by_name. Change all callers.
2248 (Target_selector::supported_bfd_names): Rename from
2249 supported_names. Change all callers.
2250 (Target_selector::recognize_by_emulation): New function.
2251 (Target_selector::supported_emulations): New function.
2252 (Target_selector::emulation): New function.
2253 (Target_selector::do_recognize_by_bfd_name): Rename from
2254 do_recognize_by_name. Change all callers.
2255 (Target_selector::do_supported_bfd_names): Rename from
2256 do_supported_names. Change all callers.
2257 (Target_selector::do_recognize_by_emulation): New function.
2258 (Target_selector::do_supported_emulations): New function.
2259 (select_target_by_bfd_name): Change name in declaration.
2260 (select_target_by_emulation): Declare.
2261 (supported_emulation_names): Declare.
2262 * parameters.cc (parameters_force_valid_target): Try to find
2263 target based on emulation from -m option.
2264 * options.h (class General_options): Change doc string for -m.
2265 * options.cc (help): Print emulations.
2266 (General_options::parse_V): Likewise.
2267 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2268 Add emulation parameter. Change all callers.
2270 2011-06-28 Ian Lance Taylor <iant@google.com>
2272 * target.h (class Target): Add osabi_ field.
2273 (Target::osabi): New function.
2274 (Target::set_osabi): New function.
2275 (Target::Target): Initialize osabi_.
2276 (Target::do_adjust_elf_header): Make pure virtual.
2277 (Sized_target::do_adjust_elf_header): Declare.
2278 * target.cc (Sized_target::do_adjust_elf_header): New function.
2279 (class Sized_target): Instantiate all versions.
2280 * freebsd.h (class Target_freebsd): Remove.
2281 (Target_selector_freebsd::do_recognize): Call set_osabi on
2283 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2284 (Target_selector_freebsd::set_osabi): Remove.
2285 * i386.cc (class Target_i386): Inherit from Sized_target rather
2286 than Target_freebsd.
2287 * x86_64.cc (class Target_x86_64): Likewise.
2289 2011-06-28 Ian Lance Taylor <iant@google.com>
2291 * target.h (Target::can_check_for_function_pointers): Rewrite.
2293 (Target::can_icf_inline_merge_sections): Likewise.
2294 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2295 (Target::Target_info): Add can_icf_inline_merge_sections field.
2296 (Target::do_can_check_for_function_pointers): New virtual
2298 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2299 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2300 from can_check_for_function_pointers, move in file.
2301 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2302 section_may_have_icf_unsafe_poineters, move in file.
2303 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2304 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2305 Rename from can_check_for_function_pointers, move in file.
2306 (Target_i386::can_icf_inline_merge_sections): Remove.
2307 (Target_i386::i386_info): Initialize
2308 can_icf_inline_merge_sections.
2309 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2310 Initialize can_icf_inline_merge_sections.
2311 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2312 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2313 Rename from can_check_for_function_pointers, move in file.
2314 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2315 (Target_x86_64::x86_64_info): Initialize
2316 can_icf_inline_merge_sections.
2317 * testsuite/testfile.cc (Target_test::test_target_info):
2319 * icf.cc (get_section_contents): Correct formatting.
2321 2011-06-27 Ian Lance Taylor <iant@google.com>
2323 * symtab.cc (Symbol::versioned_name): New function.
2324 (Symbol_table::add_to_final_symtab): Use versioned_name when
2326 (Symbol_table::sized_write_symbol): Likewise.
2327 * symtab.h (class Symbol): Declare versioned_name.
2328 * stringpool.h (class Stringpool_template): Add variant of add
2329 which takes a std::basic_string.
2330 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2331 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2332 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2333 (ver_test_12.o): New target.
2334 * testsuite/Makefile.in: Rebuild.
2336 2011-06-27 Doug Kwan <dougkwan@google.com>
2338 * arm.cc (Arm_relocate_functions::thm_jump8,
2339 Arm_relocate_functions::thm_jump11): Use a wider signed
2340 type to compute offset.
2341 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2343 * testsuite/Makefile.in: Regenerate.
2344 * testsuite/arm_branch_in_range.sh: Check test results of
2345 arm_thm_jump11 and arm_thm_jump8.
2346 * testsuite/arm_thm_jump11.s: New test source file.
2347 * testsuite/arm_thm_jump11.t: New linker script.
2348 * testsuite/arm_thm_jump8.s: New test source file.
2349 * testsuite/arm_thm_jump8.t: New linker script.
2351 2011-06-24 Ian Lance Taylor <iant@google.com>
2353 * layout.cc: Include "object.h".
2354 (ctors_sections_in_init_array): New static variable.
2355 (Layout::is_ctors_in_init_array): New function.
2356 (Layout::layout): Add entry to ctors_sections_in_init_array if
2358 * layout.h (class Layout): Declare is_ctors_in_init_array.
2359 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2360 is_ctors_reverse_view is set.
2361 (Sized_relobj_file::write_sections): Add layout parameter. Change
2362 all callers. Set is_ctors_reverse_view field of View_size.
2363 (Sized_relobj_file::reverse_words): New function.
2364 * object.h (Sized_relobj_file::View_size): Add
2365 is_ctors_reverse_view field.
2366 (class Sized_relobj_file): Update declarations.
2367 * testsuite/initpri3.c: New test.
2368 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2370 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2371 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2372 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2373 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2374 * testsuite/Makefile.in: Rebuild.
2376 2011-06-24 Cary Coutant <ccoutant@google.com>
2378 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2379 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2380 (debug_msg_cdebug.err): New targets.
2381 * testsuite/Makefile.in: Regenerate.
2382 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2383 Fix checks for link with shared library.
2385 2011-06-24 Doug Kwan <dougkwan@google.com>
2387 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2388 skip empty text sections.
2389 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2391 2011-06-22 Ian Lance Taylor <iant@google.com>
2394 * options.h (class General_options): Add --ctors-in-init-array.
2395 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2396 friends as SHT_PROGBITS for merging sections.
2397 (Layout::layout): Remove special handling of .init_array and
2398 friends. Don't sort if doing relocatable link. Sort for .ctors
2399 and .dtors if ctors_in_init_array.
2400 (Layout::make_output_section): Force correct section types for
2401 .init_array and friends. Don't sort if doing relocatable link,
2402 Don't sort .ctors and .dtors if ctors_in_init_array.
2403 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2404 (Layout::output_section_name): Add relobj parameter. Change all
2405 callers. Handle .ctors. and .dtors. in code rather than table.
2406 Handle .ctors and .dtors if ctors_in_init_array.
2407 (Layout::match_file_name): New function, moved from output.cc.
2408 * layout.h (class Layout): Update declarations.
2409 * output.cc: Include "layout.h".
2410 (Input_section_sort_entry::get_priority): New function.
2411 (Input_section_sort_entry::match_file_name): Just call
2412 Layout::match_file_name.
2413 (Output_section::Input_section_sort_init_fini_compare::operator()):
2414 Handle .ctors and .dtors. Sort by explicit priority rather than
2416 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2417 * testsuite/initpri2.c: New test.
2418 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2419 (check_PROGRAMS): Add initpri2.
2420 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2421 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2422 * configure, testsuite/Makefile.in: Rebuild.
2424 2011-06-19 Ian Lance Taylor <iant@google.com>
2427 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2428 .interp section to a PT_INTERP segment even if we have seen a
2429 --dynamic-linker option. Don't do it if we have seen a PHDRS
2430 clause in a linker script.
2431 (Layout::finalize): Don't create a .interp section if we've
2432 already create a PT_INTERP segment.
2433 (Layout::create_interp): Always call choose_output_section (revert
2434 patch of 2011-06-17). Don't create PT_INTERP segment.
2435 * script-sections.cc
2436 (Script_sections::create_note_and_tls_segments): Add a .interp
2437 section to a PT_INTERP segment even if we have seen a
2438 --dynamic-linker option.
2440 2011-06-18 Ian Lance Taylor <iant@google.com>
2442 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2443 merely because a non-PT_LOAD segment has a dynamic reloc.
2445 2011-06-18 Ian Lance Taylor <iant@google.com>
2447 * layout.cc (Layout::finish_dynamic_section): Don't create
2448 DT_FLAGS entry if not needed.
2450 2011-06-18 Ian Lance Taylor <iant@google.com>
2453 * layout.cc (Layout::layout_eh_frame): Correct handling of
2454 writable .eh_frame section.
2456 2011-06-17 Ian Lance Taylor <iant@google.com>
2459 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2460 symbol is redefined with the exact same object and value.
2462 2011-06-17 Ian Lance Taylor <iant@google.com>
2465 * layout.h (class Layout): Add interp_segment_ field.
2466 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2467 (Layout::attach_allocated_section_to_segment): If making shared
2468 library, put .interp section in PT_INTERP segment.
2469 (Layout::finalize): Also call create_interp if -dynamic-linker
2471 (Layout::create_interp): Assert that there is no PT_INTERP
2472 segment. If not using a SECTIONS clause, use make_output_section.
2473 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2474 * script-sections.cc
2475 (Script_sections::create_note_and_tls_segments): If making shared
2476 library, put .interp section in PT_INTERP segment.
2478 2011-06-17 Ian Lance Taylor <iant@google.com>
2480 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2481 when making a shared library.
2483 2011-06-17 Ian Lance Taylor <iant@google.com>
2485 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2486 parameter. Change all callers. Don't issue warning about PC32
2487 against locally defined symbol.
2489 2011-06-16 Ian Lance Taylor <iant@google.com>
2491 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2492 occurs in same object.
2494 2011-06-14 Alan Modra <amodra@gmail.com>
2496 * po/POTFILES.in: Regenerate.
2498 2011-06-09 Ian Lance Taylor <iant@google.com>
2500 * script-sections.cc
2501 (Orphan_output_section::set_section_addresses): For a relocatable
2502 link set address to 0.
2504 2011-06-09 Cary Coutant <ccoutant@google.com>
2507 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2508 used with --compress-debug-sections.
2509 * gold/object.cc (Sized_relobj_file::do_layout): Report
2510 uncompressed size of compressed input sections.
2512 2011-06-08 Cary Coutant <ccoutant@google.com>
2515 * testsuite/two_file_test_2_v1.cc: Change initialization of
2516 v2 to keep it in .data.
2518 2011-06-07 Cary Coutant <ccoutant@google.com>
2520 * common.cc (Symbol_table::do_allocate_commons_list): Call
2522 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2523 (Errors::fallback): New function.
2524 (gold_fallback): New function.
2525 * errors.h (Errors::fallback): New function.
2526 * gold.cc (gold_exit): Change status parameter to enum; adjust
2528 (queue_initial_tasks): Call gold_fallback.
2529 * gold.h: Include cstdlib.
2530 (Exit_status): New enum type.
2531 (gold_exit): Change status parameter to enum.
2532 (gold_fallback): New function.
2533 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2534 (Layout::create_symtab_sections): Likewise.
2535 (Layout::create_shdrs): Likewise.
2536 * main.cc (main): Adjust call to gold_exit.
2537 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2538 (Output_data_got::add_got_entry_pair): Likewise.
2539 (Output_section::add_input_section): Likewise.
2540 (Output_section::add_output_section_data): Likewise.
2541 (Output_segment::set_section_list_addresses): Likewise.
2542 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2544 2011-06-07 Cary Coutant <ccoutant@google.com>
2546 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2547 for incremental links.
2548 * output.cc (Output_segment::set_section_list_addresses): Remove
2549 FIXME and test for TLS or BSS.
2551 2011-06-07 Cary Coutant <ccoutant@google.com>
2553 * testsuite/Makefile.am: Add incremental_copy_test,
2554 incremental_common_test_1.
2555 * testsuite/Makefile.in: Regenerate.
2556 * testsuite/common_test_1_v1.c: New source file.
2557 * testsuite/common_test_1_v2.c: New source file.
2558 * testsuite/copy_test_v1.cc: New source file.
2560 2011-06-07 Cary Coutant <ccoutant@google.com>
2562 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2563 update, allocate common from bss section's free list.
2564 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2565 linker-defined symbols.
2566 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2567 Skip GOT and PLT entries that are no longer referenced.
2568 (Output_section_incremental_inputs::write_info_blocks): Mark
2569 linker-defined symbols.
2570 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2571 * output.cc (Output_section::allocate): New function.
2572 * output.h (Output_section::allocate): New function.
2573 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2574 linker-defined symbols.
2575 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2576 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2577 (Symbol::init_base_output_data): Likewise.
2578 (Symbol::init_base_output_segment): Likewise.
2579 (Symbol::init_base_constant): Likewise.
2580 (Sized_symbol::init_output_data): Likewise.
2581 (Sized_symbol::init_output_segment): Likewise.
2582 (Sized_symbol::init_constant): Likewise.
2583 (Symbol_table::do_define_in_output_data): Likewise.
2584 (Symbol_table::do_define_in_output_segment): Likewise.
2585 (Symbol_table::do_define_as_constant): Likewise.
2586 * symtab.h (Symbol::is_predefined): New function.
2587 (Symbol::init_base_output_data): Add is_predefined parameter.
2588 (Symbol::init_base_output_segment): Likewise.
2589 (Symbol::init_base_constant): Likewise.
2590 (Symbol::is_predefined_): New data member.
2591 (Sized_symbol::init_output_data): Add is_predefined parameter.
2592 (Sized_symbol::init_output_segment): Likewise.
2593 (Sized_symbol::init_constant): Likewise.
2594 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2596 2011-06-07 Cary Coutant <ccoutant@google.com>
2598 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2599 instead of emit_copy_reloc.
2600 (Copy_relocs::emit_copy_reloc): Refactor.
2601 (Copy_relocs::make_copy_reloc): New function.
2602 (Copy_relocs::add_copy_reloc): Remove.
2603 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2605 (Copy_relocs::make_copy_reloc): New function.
2606 (Copy_relocs::add_copy_reloc): Remove.
2607 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2608 unchanged input files.
2609 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2610 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2611 Reserve BSS space for COPY relocations.
2612 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2613 (Output_section_incremental_inputs::write_info_blocks): Record
2614 whether a symbol is copied from a shared object.
2615 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2616 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2617 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2618 (Incremental_input_entry_reader::get_output_symbol_index): Add
2620 (Incremental_binary::emit_copy_relocs): New function.
2621 (Incremental_binary::do_emit_copy_relocs): New function.
2622 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2624 (Sized_incremental_binary::add_copy_reloc): New function.
2625 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2626 (Sized_incremental_binary::Copy_reloc): New struct.
2627 (Sized_incremental_binary::Copy_relocs): New typedef.
2628 (Sized_incremental_binary::copy_relocs_): New data member.
2629 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2630 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2631 * target.h (Sized_target::emit_copy_reloc): New function.
2632 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2634 2011-06-02 Cary Coutant <ccoutant@google.com>
2637 * gold/archive.cc (Archive::Archive): Initialize new data member.
2638 (Archive::include_all_members): Return if archive has already been
2640 * gold/archive.h (Archive::include_all_members_): New data member.
2642 2011-06-02 Nick Clifton <nickc@redhat.com>
2644 * dynobj.h: Fix spelling mistake in comment.
2645 * output.cc: Likewise.
2647 2011-05-31 Doug Kwan <dougkwan@google.com>
2651 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2652 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2653 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2654 redundant arm_exidx_test.so.
2655 * testsuite/Makefile.in: Regenerate.
2656 (check_SCRIPTS): Add pr12826.sh
2657 (check_DATA): Add pr12826.stdout
2658 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2659 * testsuite/pr12826.sh: New file.
2660 * testsuite/pr12826_1.s: Ditto.
2661 * testsuite/pr12826_1.s: Ditto.
2663 2011-05-30 Ian Lance Taylor <iant@google.com>
2665 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2668 2011-05-29 Ian Lance Taylor <iant@google.com>
2671 * testsuite/Makefile.am: Use different file name for two_file_test
2672 temporary file for each incremental test.
2673 * testsuite/Makefile.in: Rebuild.
2675 2011-05-29 Ian Lance Taylor <iant@google.com>
2677 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2678 binary input file is empty.
2680 2011-05-27 Ian Lance Taylor <iant@google.com>
2682 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2683 (ver_test_9.so): Likewise.
2684 * testsuite/Makefile.in: Rebuild.
2686 2011-05-26 Cary Coutant <ccoutant@google.com>
2688 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2689 * incremental.cc (Incremental_inputs::report_input_section): Fix
2690 comment, indentation.
2691 (Incremental_inputs::report_comdat_group): New function.
2692 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2693 of data for incremental input file entry.
2694 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2695 group count, COMDAT group signatures.
2696 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2697 an unchanged input file.
2698 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2699 Initialize new data member.
2700 (Incremental_object_entry::add_comdat_group): New function.
2701 (Incremental_object_entry::get_comdat_group_count): New function.
2702 (Incremental_object_entry::get_comdat_signature_key): New function.
2703 (Incremental_object_entry::groups_): New data member.
2704 (Incremental_inputs::report_comdat_group): New function.
2705 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2706 data for incremental input file entry.
2707 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2708 (Incremental_input_entry_reader::get_input_section): Adjust size of
2709 data for incremental input file entry.
2710 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2711 (Incremental_input_entry_reader::get_comdat_group_signature): New
2713 * object.cc (Sized_relobj::include_section_group): Report kept
2714 COMDAT groups for incremental links.
2716 2011-05-24 David Meyer <pdox@google.com>
2718 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2719 with name parameter. Add found_name parameter.
2720 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2721 * dirsearch.h (class Dirsearch): Update declaration.
2723 2011-05-24 Ian Lance Taylor <iant@google.com>
2725 * archive.cc (Library_base::should_include_member): Pull in object
2726 from archive if it defines the entry symbol.
2727 * parameters.cc (Parameters::entry): New function.
2728 * parameters.h (class Parameters): Declare entry.
2729 * output.h (class Output_file_header): Remove entry_ field.
2730 * output.cc (Output_file_header::Output_file_header): Remove entry
2731 parameter. Change all callers.
2732 (Output_file_header::entry): Use parameters->entry.
2733 * gold.cc (queue_middle_tasks): Likewise.
2734 * plugin.cc (Plugin_hook::run): Likewise.
2736 2011-05-24 Cary Coutant <ccoutant@google.com>
2738 * gold.cc (queue_initial_tasks): Pass incremental base filename
2739 to Output_file::open_base_file; don't print error message.
2740 * incremental-dump.cc (main): Adjust call to
2741 Output_file::open_for_modification.
2742 * incremental-dump.cc (main): Likewise.
2743 * incremental.cc (Incremental_inputs::report_command_line):
2744 Ignore --incremental-base option when comparing command lines.
2745 Ignore parameter when given as separate argument.
2746 * options.h (class General_options): Add --incremental-base.
2747 * output.cc (Output_file::Output_file):
2748 (Output_file::open_base_file): Add base_name and writable parameters;
2749 read base file into new file; print error message here.
2750 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2752 * output.h (Output_file::open_for_modification): Rename to...
2753 (Output_file::open_base_file): ...this; add base_name and
2754 writable parameters; adjust all callers.
2755 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2757 * testsuite/Makefile.am (incremental_test_4): Test
2759 * testsuite/Makefile.in: Regenerate.
2761 2011-05-24 Cary Coutant <ccoutant@google.com>
2763 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2765 * testsuite/Makefile.in: Regenerate.
2766 * testsuite/two_file_test_1_v1.cc: New test source file.
2767 * testsuite/two_file_test_1b_v1.cc: New test source file.
2768 * testsuite/two_file_test_2_v1.cc: New test source file.
2770 2011-05-24 Cary Coutant <ccoutant@google.com>
2772 * dynobj.h (Dynobj::do_dynobj): New function.
2773 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2774 flag and soname for shared objects.
2775 * incremental.cc (Incremental_inputs::report_object): Make
2776 either Incremental_object_entry or Incremental_dynobj_entry; add
2777 soname to string table.
2778 (Incremental_inputs::report_input_section): Add assertion.
2779 (Output_section_incremental_inputs::set_final_data_size): Adjust
2780 type of input file entry for shared libraries; adjust size of
2781 shared library info entry.
2782 (Output_section_incremental_inputs::write_input_files): Write
2783 as_needed flag for shared libraries.
2784 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2785 of input file entry for shared libraries; write soname.
2786 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2787 soname from incremental info.
2788 * incremental.h (enum Incremental_input_flags): Add
2789 INCREMENTAL_INPUT_AS_NEEDED.
2790 (Incremental_input_entry::Incremental_input_entry): Initialize new
2792 (Incremental_input_entry::set_as_needed): New function.
2793 (Incremental_input_entry::as_needed): New function.
2794 (Incremental_input_entry::do_dynobj_entry): New function.
2795 (Incremental_input_entry::as_needed_): New data member.
2796 (Incremental_object_entry::Incremental_object_entry): Don't check
2798 (Incremental_object_entry::do_type): Likewise.
2799 (class Incremental_dynobj_entry): New class.
2800 (Incremental_input_entry_reader::as_needed): New function.
2801 (Incremental_input_entry_reader::get_soname): New function.
2802 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2803 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2804 size of shared library info entry.
2805 * layout.cc (Layout::finish_dynamic_section): Don't test for
2806 incremental link when adding DT_NEEDED entries.
2807 * object.h (Object::Object): Initialize new data member.
2808 (Object::dynobj): New function.
2809 (Object::set_as_needed): New function.
2810 (Object::as_needed): New function.
2811 (Object::do_dynobj): New function.
2812 (Object::as_needed_): New data member.
2814 2011-05-24 Cary Coutant <ccoutant@google.com>
2816 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2817 info; adjust display of GOT entries.
2818 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2819 vector of input objects; remove file_status_.
2820 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2821 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2822 got_plt reader; call target hooks to reserve GOT entries.
2823 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2824 of input file info header and GOT info entry.
2825 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2827 (Got_plt_view_info::got_descriptor): Remove.
2828 (Got_plt_view_info::sym_index): New data member.
2829 (Got_plt_view_info::input_index): New data member.
2830 (Local_got_offset_visitor::visit): Write input file index.
2831 (Global_got_offset_visitor::visit): Write 0 for input file index.
2832 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2833 with sym_index and input_index.
2834 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2835 incremental info GOT entry; replace got_descriptor with input_index.
2836 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2837 map from input file index to object.
2838 (Sized_relobj_incr::do_layout): Replace direct data member reference
2839 with accessor function.
2840 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2841 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2842 Adjust size of input file info header.
2843 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2844 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2845 (Incremental_input_entry_reader::get_input_section): Adjust size of
2846 input file info header.
2847 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2848 of incremental info GOT entry.
2849 (Incremental_got_plt_reader::get_got_desc): Remove.
2850 (Incremental_got_plt_reader::get_got_symndx): New function.
2851 (Incremental_got_plt_reader::get_got_input_index): New function.
2852 (Sized_incremental_binary::Sized_incremental_binary): Remove
2853 file_status_; add input_objects_.
2854 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2855 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2856 (Sized_incremental_binary::file_is_unchanged): Remove.
2857 (Sized_incremental_binary::set_input_object): New function.
2858 (Sized_incremental_binary::input_object): New function.
2859 (Sized_incremental_binary::file_status_): Remove.
2860 (Sized_incremental_binary::input_objects_): New data member.
2861 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2863 (Sized_relobj_incr::invalid_address): Move to base class.
2864 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2866 (Sized_relobj_incr::do_output_section_offset): Likewise.
2867 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2868 (Sized_relobj_incr::section_offsets_): Likewise.
2869 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2871 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2872 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2873 with accessor function.
2874 (Sized_relobj_file::do_layout): Likewise.
2875 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2876 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2877 (Sized_relobj_file::compute_final_local_value): Replace refs to
2878 section_offsets_ with accessor function.
2879 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2880 * object.h (Relobj::Relobj): Initialize new data members.
2881 (Relobj::add_dyn_reloc): New function.
2882 (Relobj::first_dyn_reloc): New function.
2883 (Relobj::dyn_reloc_count): New function.
2884 (Relobj::first_dyn_reloc_): New data member.
2885 (Relobj::dyn_reloc_count_): New data member.
2886 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2888 (Sized_relobj::Address): New typedef.
2889 (Sized_relobj::invalid_address): Move here from child class.
2890 (Sized_relobj::Sized_relobj): Initialize new data members.
2891 (Sized_relobj::sized_relobj): New function.
2892 (Sized_relobj::is_output_section_offset_invalid): Move here from
2894 (Sized_relobj::get_output_section_offset): Likewise.
2895 (Sized_relobj::local_has_got_offset): Likewise.
2896 (Sized_relobj::local_got_offset): Likewise.
2897 (Sized_relobj::set_local_got_offset): Likewise.
2898 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2899 (Sized_relobj::clear_got_offsets): New function.
2900 (Sized_relobj::section_offsets): Move here from child class.
2901 (Sized_relobj::do_output_section_offset): Likewise.
2902 (Sized_relobj::do_set_section_offset): Likewise.
2903 (Sized_relobj::Local_got_offsets): Likewise.
2904 (Sized_relobj::local_got_offsets_): Likewise.
2905 (Sized_relobj::section_offsets_): Likewise.
2906 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2908 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2910 (Sized_relobj_file::sized_relobj): New function
2911 (Sized_relobj_file::local_has_got_offset): Move to base class.
2912 (Sized_relobj_file::local_got_offset): Likewise.
2913 (Sized_relobj_file::set_local_got_offset): Likewise.
2914 (Sized_relobj_file::get_output_section_offset): Likewise.
2915 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2916 (Sized_relobj_file::do_output_section_offset): Likewise.
2917 (Sized_relobj_file::do_set_section_offset): Likewise.
2918 (Sized_relobj_file::Local_got_offsets): Likewise.
2919 (Sized_relobj_file::local_got_offsets_): Likewise.
2920 (Sized_relobj_file::section_offsets_): Likewise.
2921 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2923 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2924 (Output_reloc::get_symbol_index): Likewise.
2925 (Output_reloc::local_section_offset): Likewise.
2926 (Output_reloc::get_address): Likewise.
2927 (Output_reloc::symbol_value): Likewise.
2928 (Output_data_got::reserve_slot): Move to class definition.
2929 (Output_data_got::reserve_local): New function.
2930 (Output_data_got::reserve_slot_for_global): Remove.
2931 (Output_data_got::reserve_global): New function.
2932 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2933 (all constructors, two instantiations).
2934 (Output_reloc::get_relobj): New function (two instantiations).
2935 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2936 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2937 (Output_data_reloc::add_global): Adjust type of relobj.
2938 (Output_data_reloc::add_global_relative): Likewise.
2939 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2940 (Output_data_reloc::add_local): Likewise.
2941 (Output_data_reloc::add_local_relative): Likewise.
2942 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2943 (Output_data_reloc::add_local_section): Likewise.
2944 (Output_data_reloc::add_output_section): Likewise.
2945 (Output_data_reloc::add_absolute): Likewise.
2946 (Output_data_reloc::add_target_specific): Likewise.
2947 (Output_data_got::reserve_slot): Move definition here.
2948 (Output_data_got::reserve_local): New function.
2949 (Output_data_got::reserve_global): New function.
2950 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2951 section_offsets_ with accessor function.
2952 (Sized_relobj_file::write_sections): Likewise.
2953 (Sized_relobj_file::do_relocate_sections): Likewise.
2954 * target.h (Sized_target::reserve_local_got_entry): New function.
2955 (Sized_target::reserve_global_got_entry): New function.
2956 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2957 (Target_x86_64::reserve_global_got_entry): New function.
2958 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2960 2011-05-23 Cary Coutant <ccoutant@google.com>
2962 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2963 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2964 bit when checking got_type.
2965 * incremental.cc (Sized_incremental_binary::setup_readers):
2966 Store symbol table and string table locations; initialize bit vector
2967 of file status flags.
2968 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2970 (Sized_incremental_binary::do_process_got_plt): New function.
2971 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2972 (Output_section_incremental_inputs::set_final_data_size): Record
2973 file index for each input file.
2974 (Output_section_incremental_inputs::write_got_plt): Store file index
2975 instead of input entry offset for each GOT entry.
2977 (Incremental_input_entry::Incremental_input_entry): Initialize new
2979 (Incremental_input_entry::set_offset): Store file index.
2980 (Incremental_input_entry::get_file_index): New function.
2981 (Incremental_input_entry::file_index_): New data member.
2982 (Incremental_binary::process_got_plt): New function.
2983 (Incremental_binary::do_process_got_plt): New function.
2984 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2986 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2987 (Sized_incremental_binary::set_file_is_unchanged): New function.
2988 (Sized_incremental_binary::file_is_unchanged): New function.
2989 (Sized_incremental_binary::do_process_got_plt): New function.
2990 (Sized_incremental_binary::file_status_): New data member.
2991 (Sized_incremental_binary::main_symtab_loc_): New data member.
2992 (Sized_incremental_binary::main_strtab_loc_): New data member.
2993 * output.cc (Output_data_got::Got_entry::write): Add case
2995 (Output_data_got::add_global): Call add_got_entry.
2996 (Output_data_got::add_global_plt): Likewise.
2997 (Output_data_got::add_global_with_rel): Likewise.
2998 (Output_data_got::add_global_with_rela): Likewise.
2999 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3000 (Output_data_got::add_global_pair_with_rela): Likewise.
3001 (Output_data_got::add_local): Call add_got_entry.
3002 (Output_data_got::add_local_plt): Likewise.
3003 (Output_data_got::add_local_with_rel): Likewise.
3004 (Output_data_got::add_local_with_rela): Likewise.
3005 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3006 (Output_data_got::add_local_pair_with_rela): Likewise.
3007 (Output_data_got::reserve_slot): New function.
3008 (Output_data_got::reserve_slot_for_global): New function.
3009 (Output_data_got::add_got_entry): New function.
3010 (Output_data_got::add_got_entry_pair): New function.
3011 (Output_section::add_output_section_data): Edit FIXME.
3013 (Output_section_data_build::Output_section_data_build): New
3014 constructor with size parameter.
3015 (Output_data_space::Output_data_space): Likewise.
3016 (Output_data_got::Output_data_got): Initialize new data member; new
3017 constructor with size parameter.
3018 (Output_data_got::add_constant): Call add_got_entry.
3019 (Output_data_got::reserve_slot): New function.
3020 (Output_data_got::reserve_slot_for_global): New function.
3021 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3022 (Output_data_got::add_got_entry): New function.
3023 (Output_data_got::add_got_entry_pair): New function.
3024 (Output_data_got::free_list_): New data member.
3025 * target.h (Sized_target::init_got_plt_for_update): New function.
3026 (Sized_target::register_global_plt_entry): New function.
3027 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3028 Initialize new data member; call init; add constructor with PLT count.
3029 (Output_data_plt_x86_64::init): New function.
3030 (Output_data_plt_x86_64::add_relocation): New function.
3031 (Output_data_plt_x86_64::reserve_slot): New function.
3032 (Output_data_plt_x86_64::free_list_): New data member.
3033 (Target_x86_64::init_got_plt_for_update): New function.
3034 (Target_x86_64::register_global_plt_entry): New function.
3035 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3036 incremental updates.
3037 (Output_data_plt_x86_64::add_relocation): New function.
3038 * testsuite/object_unittest.cc (Object_test): Set default options.
3040 2011-05-16 Ian Lance Taylor <iant@google.com>
3042 * options.h (class General_options): Make -i a synonym for -r.
3044 2011-05-16 Ian Lance Taylor <iant@google.com>
3046 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3048 2011-05-10 Cary Coutant <ccoutant@google.com>
3050 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3053 2011-05-06 Ian Lance Taylor <iant@google.com>
3055 * layout.cc (Layout::layout): If the output section flags change,
3056 update the ordering.
3058 2011-04-25 Cary Coutant <ccoutant@google.com>
3060 * incremental-dump.cc (dump_incremental_inputs): Print local
3061 symbol info for each input file.
3063 (Output_section_incremental_inputs::set_final_data_size): Add local
3064 symbol info to input file entries in incremental info.
3065 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3066 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3067 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3068 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3070 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3071 (Sized_incr_relobj::do_relocate): Write the local symbols.
3072 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3073 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3074 Adjust size of input file header.
3075 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3076 (Incremental_inputs_reader::get_local_symbol_count): New function.
3077 (Incremental_inputs_reader::get_input_section): Adjust size of input
3079 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3080 (Sized_incr_relobj::This): New typedef.
3081 (Sized_incr_relobj::sym_size): New const data member.
3082 (Sized_incr_relobj::Local_symbol): New struct.
3083 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3084 (Sized_incr_relobj::do_local_symbol_offset): New function.
3085 (Sized_incr_relobj::local_symbol_count_): New data member.
3086 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3087 (Sized_incr_relobj::local_symbol_index_): New data member.
3088 (Sized_incr_relobj::local_symbol_offset_): New data member.
3089 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3090 (Sized_incr_relobj::local_symbols_): New data member.
3091 * object.h (Relobj::output_local_symbol_count): New function.
3092 (Relobj::local_symbol_offset): New function.
3093 (Relobj::do_output_local_symbol_count): New function.
3094 (Relobj::do_local_symbol_offset): New function.
3095 (Sized_relobj::do_output_local_symbol_count): New function.
3096 (Sized_relobj::do_local_symbol_offset): New function.
3098 2011-04-22 Vladimir Simonov <sv@sw.ru>
3100 * descriptors.cc (set_close_on_exec): New function.
3101 (Descriptors::open): Use set_close_on_exec.
3102 * output.cc (S_ISLNK): Define if not defined.
3104 2011-04-22 Cary Coutant <ccoutant@google.com>
3106 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3108 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3109 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3110 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3112 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3113 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3114 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3116 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3118 (Incremental_binary::apply_incremental_relocs): New function.
3119 (Incremental_binary::do_apply_incremental_relocs): New function.
3120 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3122 (Sized_incremental_binary::add_global_symbol): New function.
3123 (Sized_incremental_binary::global_symbol): New function.
3124 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3125 (Sized_incremental_binary::symbol_map_): New data member.
3126 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3127 * target.h (Sized_target::apply_relocation): New function.
3128 * target-reloc.h (apply_relocation): New function.
3129 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3131 2011-04-22 Doug Kwan <dougkwan@google.com>
3133 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3134 flag of a SHT_ARM_EXIDX section.
3135 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3136 * testsuite/Makefile.in: Regenerate.
3137 * testsuite/arm_exidx_test.s: New file.
3138 * testsuite/arm_exidx_test.sh: Same.
3140 2011-04-20 Cary Coutant <ccoutant@google.com>
3143 * archive.h (Incremental_archive_entry::Archive_member):
3144 Initialize arg_serial_ (second constructor).
3146 2011-04-17 Ian Lance Taylor <iant@google.com>
3148 * object.cc (Relocate_info::location): Simplify location string.
3149 * errors.cc (Errors::error_at_location): Don't print program
3151 (Errors::warning_at_location): Likewise.
3152 (Errors::undefined_symbol): Likewise.
3153 * testsuite/debug_msg.sh: Update accordingly.
3155 2011-04-14 Cary Coutant <ccoutant@google.com>
3157 * gold/layout.cc (Layout::symtab_section_offset): New function.
3158 * gold/layout.h (Layout::symtab_section_offset): New function.
3159 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3161 2011-04-12 Ian Lance Taylor <iant@google.com>
3163 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3164 with MREMAP_MAYMOVE.
3165 * output.h (class Output_file): Add map_is_allocated_ field.
3166 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3167 not available, provide stubs. If mremap is not available, #define
3169 (MREMAP_MAYMOVE): Define if not defined.
3170 (Output_file::Output_file): Initialize map_is_allocated_.
3171 (Output_file::resize): Check map_is_allocated_.
3172 (Output_file::map_anonymous): If mmap fails, use malloc.
3173 (Output_file::unmap): Don't do anything for an anonymous map.
3174 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3175 is not available, provide stubs.
3176 (File_read::View::~View): Use free rather than delete[].
3177 (File_read::make_view): Use malloc rather than new[]. If mmap
3179 (File_read::find_or_make_view): Use malloc rather than new[].
3180 * gold.h: Remove HAVE_REMAP code.
3181 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3182 exists. Rename mremap to gold_mremap. If mmap is not available
3184 * configure, config.in: Rebuild.
3186 2011-04-11 Ian Lance Taylor <iant@google.com>
3188 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3189 initialize local variable v.
3191 2011-04-11 Cary Coutant <ccoutant@google.com>
3193 * archive.cc (Archive::include_member): Adjust call to
3195 (Add_archive_symbols::run): Track argument serial numbers.
3196 (Lib_group::include_member): Likewise.
3197 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3198 * archive.h (Incremental_archive_entry::Archive_member):
3199 Initialize arg_serial_.
3200 (Archive_member::arg_serial_): New data member.
3201 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3202 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3204 (Sized_dynobj::do_for_all_local_got_entries): New function.
3205 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3207 * fileread.cc (get_mtime): New function.
3208 * fileread.h (get_mtime): New function.
3209 * gold.cc (queue_initial_tasks): Check for incremental update.
3210 (process_incremental_input): New function.
3211 (queue_middle_tasks): Don't force valid target for incremental
3213 * incremental-dump.cc (find_input_containing_global): Adjust
3214 size of symbol info entry.
3215 (dump_incremental_inputs): Dump argument serial number and
3216 in_system_directory flag; bias shndx by 1; print symbol names
3217 when dumping per-file symbol lists; use new symbol info readers.
3219 (Output_section_incremental_inputs:update_data_size): New function.
3220 (Sized_incremental_binary::setup_readers): Setup input readers
3221 for each input file; build maps for files added from libraries
3223 (Sized_incremental_binary::check_input_args): New function.
3224 (Sized_incremental_binary::do_check_inputs): Build map of argument
3225 serial numbers to input arguments.
3226 (Sized_incremental_binary::do_file_has_changed): Rename
3227 do_file_is_unchanged to this; compare file modification times.
3228 (Sized_incremental_binary::do_init_layout): New function.
3229 (Sized_incremental_binary::do_reserve_layout): New function.
3230 (Sized_incremental_binary::do_get_input_reader): Remove.
3231 (Sized_incremental_binary::get_symtab_view): New function.
3232 (Incremental_checker::can_incrementally_link_output_file): Remove.
3233 (Incremental_inputs::report_command_line): Exclude --debug options.
3234 (Incremental_inputs::report_archive_begin): Add parameter; track
3235 argument serial numbers; don't put input file entry for archive
3236 before archive members.
3237 (Incremental_inputs::report_archive_end): Put input file entry
3238 for archive after archive members.
3239 (Incremental_inputs::report_object): Add parameter; track argument
3240 serial numbers and in_system_directory flag.
3241 (Incremental_inputs::report_script): Add parameter; track argument
3243 (Output_section_incremental_inputs::set_final_data_size): Adjust
3244 size of symbol info entry; check for forwarding symbols.
3245 (Output_section_incremental_inputs::write_input_files): Write
3246 in_system_directory flag and argument serial number.
3247 (Output_section_incremental_inputs::write_info_blocks): Map section
3248 indices between incremental info and original input file; store
3249 input section index for each symbol.
3250 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3251 change operator() to visit().
3252 (class Global_got_offset_visitor): Likewise.
3253 (class Global_symbol_visitor_got_plt):
3254 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3256 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3257 (Sized_incr_relobj::do_read_symbols): New function.
3258 (Sized_incr_relobj::do_layout): New function.
3259 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3260 (Sized_incr_relobj::do_add_symbols): New function.
3261 (Sized_incr_relobj::do_should_include_member): New function.
3262 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3263 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3264 (Sized_incr_relobj::do_section_size): New function.
3265 (Sized_incr_relobj::do_section_name): New function.
3266 (Sized_incr_relobj::do_section_contents): New function.
3267 (Sized_incr_relobj::do_section_flags): New function.
3268 (Sized_incr_relobj::do_section_entsize): New function.
3269 (Sized_incr_relobj::do_section_address): New function.
3270 (Sized_incr_relobj::do_section_type): New function.
3271 (Sized_incr_relobj::do_section_link): New function.
3272 (Sized_incr_relobj::do_section_info): New function.
3273 (Sized_incr_relobj::do_section_addralign): New function.
3274 (Sized_incr_relobj::do_initialize_xindex): New function.
3275 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3276 (Sized_incr_relobj::do_read_relocs): New function.
3277 (Sized_incr_relobj::do_gc_process_relocs): New function.
3278 (Sized_incr_relobj::do_scan_relocs): New function.
3279 (Sized_incr_relobj::do_count_local_symbols): New function.
3280 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3281 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3282 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3283 (Sized_incr_relobj::do_relocate): New function.
3284 (Sized_incr_relobj::do_set_section_offset): New function.
3285 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3286 (Sized_incr_dynobj::do_read_symbols): New function.
3287 (Sized_incr_dynobj::do_layout): New function.
3288 (Sized_incr_dynobj::do_add_symbols): New function.
3289 (Sized_incr_dynobj::do_should_include_member): New function.
3290 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3291 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3292 (Sized_incr_dynobj::do_section_size): New function.
3293 (Sized_incr_dynobj::do_section_name): New function.
3294 (Sized_incr_dynobj::do_section_contents): New function.
3295 (Sized_incr_dynobj::do_section_flags): New function.
3296 (Sized_incr_dynobj::do_section_entsize): New function.
3297 (Sized_incr_dynobj::do_section_address): New function.
3298 (Sized_incr_dynobj::do_section_type): New function.
3299 (Sized_incr_dynobj::do_section_link): New function.
3300 (Sized_incr_dynobj::do_section_info): New function.
3301 (Sized_incr_dynobj::do_section_addralign): New function.
3302 (Sized_incr_dynobj::do_initialize_xindex): New function.
3303 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3304 (make_sized_incremental_object): New function.
3305 (Incremental_library::copy_unused_symbols): New function.
3306 (Incremental_library::do_for_all_unused_symbols): New function.
3307 * incremental.h (enum Incremental_input_flags): New type.
3308 (class Incremental_checker): Remove.
3309 (Incremental_input_entry::Incremental_input_entry): Add argument
3311 (Incremental_input_entry::arg_serial): New function.
3312 (Incremental_input_entry::set_is_in_system_directory): New function.
3313 (Incremental_input_entry::is_in_system_directory): New function.
3314 (Incremental_input_entry::arg_serial_): New data member.
3315 (Incremental_input_entry::is_in_system_directory_): New data member.
3316 (class Script_info): Move here from script.h.
3317 (Script_info::Script_info): Add filename parameter.
3318 (Script_info::filename): New function.
3319 (Script_info::filename_): New data member.
3320 (Incremental_script_entry::Incremental_script_entry): Add argument
3322 (Incremental_object_entry::Incremental_object_entry): Likewise.
3323 (Incremental_object_entry::add_input_section): Build list of input
3324 sections with map to original shndx.
3325 (Incremental_object_entry::get_input_section_index): New function.
3326 (Incremental_object_entry::shndx_): New data member.
3327 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3328 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3329 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3331 (Incremental_inputs::report_archive_begin): Likewise.
3332 (Incremental_inputs::report_object): Likewise.
3333 (Incremental_inputs::report_script): Likewise.
3334 (class Incremental_global_symbol_reader): New class.
3335 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3336 and store flags and input file type.
3337 (Incremental_input_entry_reader::arg_serial): New function.
3338 (Incremental_input_entry_reader::type): Extract type from flags.
3339 (Incremental_input_entry_reader::is_in_system_directory): New function.
3340 (Incremental_input_entry_reader::get_input_section_count): Call
3341 accessor function for type.
3342 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3343 function for type; adjust size of global symbol entry.
3344 (Incremental_input_entry_reader::get_global_symbol_count): Call
3345 accessor function for type.
3346 (Incremental_input_entry_reader::get_object_count): Likewise.
3347 (Incremental_input_entry_reader::get_object_offset): Likewise.
3348 (Incremental_input_entry_reader::get_member_count): Likewise.
3349 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3350 (Incremental_input_entry_reader::get_member_offset): Likewise.
3351 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3352 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3353 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3354 (Incremental_input_entry_reader::get_global_symbol_reader): New
3356 (Incremental_input_entry_reader::get_output_symbol_index): New
3358 (Incremental_input_entry_reader::type_): Remove.
3359 (Incremental_input_entry_reader::flags_): New data member.
3360 (Incremental_inputs_reader::input_file_offset): New function.
3361 (Incremental_inputs_reader::input_file_index): New function.
3362 (Incremental_inputs_reader::input_file): Call input_file_offset.
3363 (Incremental_inputs_reader::input_file_at_offset): New function.
3364 (Incremental_relocs_reader::get_r_type): Reformat.
3365 (Incremental_relocs_reader::get_r_shndx): Reformat.
3366 (Incremental_relocs_reader::get_r_offset): Reformat.
3367 (Incremental_relocs_reader::data): New function.
3368 (Incremental_binary::Incremental_binary): Initialize new data members.
3369 (Incremental_binary::check_inputs): Add cmdline parameter.
3370 (Incremental_binary::file_is_unchanged): Remove.
3371 (Input_reader::arg_serial): New function.
3372 (Input_reader::get_unused_symbol_count): New function.
3373 (Input_reader::get_unused_symbol): New function.
3374 (Input_reader::do_arg_serial): New function.
3375 (Input_reader::do_get_unused_symbol_count): New function.
3376 (Input_reader::do_get_unused_symbol): New function.
3377 (Incremental_binary::input_file_count): New function.
3378 (Incremental_binary::get_input_reader): Change signature to use
3379 index instead of filename.
3380 (Incremental_binary::file_has_changed): New function.
3381 (Incremental_binary::get_input_argument): New function.
3382 (Incremental_binary::get_library): New function.
3383 (Incremental_binary::get_script_info): New function.
3384 (Incremental_binary::init_layout): New function.
3385 (Incremental_binary::reserve_layout): New function.
3386 (Incremental_binary::output_file): New function.
3387 (Incremental_binary::do_check_inputs): New function.
3388 (Incremental_binary::do_file_is_unchanged): Remove.
3389 (Incremental_binary::do_file_has_changed): New function.
3390 (Incremental_binary::do_init_layout): New function.
3391 (Incremental_binary::do_reserve_layout): New function.
3392 (Incremental_binary::do_input_file_count): New function.
3393 (Incremental_binary::do_get_input_reader): Change signature.
3394 (Incremental_binary::input_args_map_): New data member.
3395 (Incremental_binary::library_map_): New data member.
3396 (Incremental_binary::script_map_): New data member.
3397 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3399 (Sized_incremental_binary::output_section): New function.
3400 (Sized_incremental_binary::inputs_reader): Add const.
3401 (Sized_incremental_binary::symtab_reader): Add const.
3402 (Sized_incremental_binary::relocs_reader): Add const.
3403 (Sized_incremental_binary::got_plt_reader): Add const.
3404 (Sized_incremental_binary::get_symtab_view): New function.
3405 (Sized_incremental_binary::Inputs_reader): New typedef.
3406 (Sized_incremental_binary::Input_entry_reader): New typedef.
3407 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3408 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3409 (Sized_incremental_binary::do_file_has_changed): New function.
3410 (Sized_incremental_binary::do_init_layout): New function.
3411 (Sized_incremental_binary::do_reserve_layout): New function.
3412 (Sized_input_reader::Inputs_reader): Remove.
3413 (Sized_input_reader::Input_entry_reader): Remove.
3414 (Sized_input_reader::do_arg_serial): New function.
3415 (Sized_input_reader::do_get_unused_symbol_count): New function.
3416 (Sized_input_reader::do_get_unused_symbol): New function.
3417 (Sized_incremental_binary::do_input_file_count): New function.
3418 (Sized_incremental_binary::do_get_input_reader): Change signature;
3419 use index instead of filename.
3420 (Sized_incremental_binary::section_map_): New data member.
3421 (Sized_incremental_binary::input_entry_readers_): New data member.
3422 (class Sized_incr_relobj): New class.
3423 (class Sized_incr_dynobj): New class.
3424 (make_sized_incremental_object): New function.
3425 (class Incremental_library): New class.
3426 * layout.cc (Free_list::num_lists): New static data member.
3427 (Free_list::num_nodes): New static data member.
3428 (Free_list::num_removes): New static data member.
3429 (Free_list::num_remove_visits): New static data member.
3430 (Free_list::num_allocates): New static data member.
3431 (Free_list::num_allocate_visits): New static data member.
3432 (Free_list::init): New function.
3433 (Free_list::remove): New function.
3434 (Free_list::allocate): New function.
3435 (Free_list::dump): New function.
3436 (Free_list::print_stats): New function.
3437 (Layout_task_runner::run): Resize output file for incremental updates.
3438 (Layout::Layout): Initialize new data members.
3439 (Layout::set_incremental_base): New function.
3440 (Layout::init_fixed_output_section): New function.
3441 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3442 incremental updates.
3443 (Layout::create_gold_note): Do not create gold note section for
3444 incremental updates.
3445 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3446 for incremental updates.
3447 (Layout::set_section_offsets): For incremental updates, allocate space
3449 (Layout::create_symtab_sections): Layout with offsets relative to
3450 start of section; for incremental updates, allocate space from free
3452 (Layout::create_shdrs): For incremental updates, allocate space from
3454 (Layout::finish_dynamic_section): For incremental updates, do not
3455 check --as-needed (fixed in subsequent patch).
3456 * layout.h (class Free_list): New class.
3457 (Layout::set_incremental_base): New function.
3458 (Layout::incremental_base): New function.
3459 (Layout::init_fixed_output_section): New function.
3460 (Layout::allocate): New function.
3461 (Layout::incremental_base_): New data member.
3462 (Layout::free_list_): New data member.
3463 * main.cc (main): Print Free_list statistics.
3464 * object.cc (Relobj::finalize_incremental_relocs): Add
3465 clear_counts parameter; clear counts only when clear_counts is set.
3466 (Sized_relobj::Sized_relobj): Initialize new base class.
3467 (Sized_relobj::do_layout): Don't report special sections.
3468 (Sized_relobj::do_for_all_local_got_entries): New function.
3469 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3470 symtab_off to all symbol table offsets.
3471 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3472 * object.h (class Got_offset_list): Move to top of file.
3473 (Object::Object): Allow case where input_file == NULL.
3474 (Object::~Object): Likewise.
3475 (Object::input_file): Assert that input_file != NULL.
3476 (Object::lock): Allow case where input_file == NULL.
3477 (Object::unlock): Likewise.
3478 (Object::is_locked): Likewise.
3479 (Object::token): Likewise.
3480 (Object::release): Likewise.
3481 (Object::is_incremental): New function.
3482 (Object::get_mtime): New function.
3483 (Object::for_all_local_got_entries): New function.
3484 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3485 (Object::set_is_in_system_directory): New function.
3486 (Object::is_in_system_directory): New function.
3487 (Object::do_is_incremental): New function.
3488 (Object::do_get_mtime): New function.
3489 (Object::do_for_all_local_got_entries): New function.
3490 (Object::is_in_system_directory_): New data member.
3491 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3492 (class Sized_relobj_base): New class.
3493 (class Sized_relobj): Derive from Sized_relobj_base.
3494 (class Sized_relobj::Symbols): Redeclare from base class.
3495 (class Sized_relobj::local_got_offset_list): Remove.
3496 (class Sized_relobj::Output_sections): Redeclare from base class.
3497 (class Sized_relobj::do_for_all_local_got_entries): New function.
3498 (class Sized_relobj::write_local_symbols): Add offset parameter.
3499 (class Sized_relobj::local_symbol_offset_): Update comment.
3500 (class Sized_relobj::local_dynsym_offset_): Update comment.
3501 * options.cc (Input_arguments::add_file): Remove const.
3502 * options.h (Input_file_argument::Input_file_argument):
3503 Initialize arg_serial_ (all constructors).
3504 (Input_file_argument::set_arg_serial): New function.
3505 (Input_file_argument::arg_serial): New function.
3506 (Input_file_argument::arg_serial_): New data member.
3507 (Input_arguments::Input_arguments): Initialize file_count_.
3508 (Input_arguments::add_file): Remove const.
3509 (Input_arguments::number_of_input_files): New function.
3510 (Input_arguments::file_count_): New data member.
3511 (Command_line::number_of_input_files): Call
3512 Input_arguments::number_of_input_files.
3513 * output.cc (Output_segment_headers::Output_segment_headers):
3515 (Output_section::Input_section::current_data_size): New function.
3516 (Output_section::Output_section): Initialize new data members.
3517 (Output_section::add_input_section): Don't do merge sections for
3518 an incremental link; allocate space from free list for an
3520 (Output_section::add_output_section_data): Allocate space from
3521 free list for an incremental update.
3522 (Output_section::update_data_size): New function.
3523 (Output_section::set_fixed_layout): New function.
3524 (Output_section::reserve): New function.
3525 (Output_segment::set_section_addresses): Remove const.
3526 (Output_segment::set_section_list_addresses): Remove const; allocate
3527 space from free list for an incremental update.
3528 (Output_segment::set_offset): Adjust size of RELRO segment for an
3530 * output.h (Output_data::current_data_size): Move here from
3532 (Output_data::pre_finalize_data_size): New function.
3533 (Output_data::update_data_size): New function.
3534 (Output_section_headers::update_data_size): new function.
3535 (Output_section_data_build::current_data_size): Move to Output_data.
3536 (Output_data_strtab::update_data_size): New function.
3537 (Output_section::current_data_size): Move to Output_data.
3538 (Output_section::set_fixed_layout): New function.
3539 (Output_section::has_fixed_layout): New function.
3540 (Output_section::reserve): New function.
3541 (Output_section::update_data_size): New function.
3542 (Output_section::has_fixed_layout_): New data member.
3543 (Output_section::free_list_): New data member.
3544 (Output_segment::set_section_addresses): Remove const.
3545 (Output_segment::set_section_list_addresses): Remove const.
3546 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3548 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3550 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3551 parameter when calling Add_symbols constructor; store argument
3552 serial number for members of a lib group.
3553 (Add_symbols::locks): Allow case where token == NULL.
3554 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3555 (Read_member::~Read_member): New function.
3556 (Read_member::is_runnable): New function.
3557 (Read_member::locks): New function.
3558 (Read_member::run): New function.
3559 (Check_script::~Check_script): New function.
3560 (Check_script::is_runnable): New function.
3561 (Check_script::locks): New function.
3562 (Check_script::run): New function.
3563 (Check_library::~Check_library): New function.
3564 (Check_library::is_runnable): New function.
3565 (Check_library::locks): New function.
3566 (Check_library::run): New function.
3567 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3568 (Add_symbols::library_): New data member.
3569 (class Read_member): New class.
3570 (class Check_script): New class.
3571 (class Check_library): New class.
3572 * reloc.cc (Read_relocs::is_runnable): Allow case where
3574 (Read_relocs::locks): Likewise.
3575 (Scan_relocs::locks): Likewise.
3576 (Relocate_task::locks): Likewise.
3577 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3579 (Sized_relobj::incremental_relocs_scan): Fix comment.
3580 (Sized_relobj::do_relocate): Pass output file offset to
3581 write_local_symbols.
3582 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3583 from class declaration.
3584 * script.cc (read_input_script): Allocate Script_info; pass
3585 argument serial number to report_script.
3586 * script.h (class Script_info): Move to incremental.h.
3587 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3588 * symtab.h (Symbol_table::add_from_incrobj): New function.
3589 (Symbol_table::set_file_offset): New function.
3591 2011-04-05 Cary Coutant <ccoutant@google.com>
3593 * incremental-dump.cc (dump_incremental_inputs): Change signature
3594 to take a Sized_incremental_binary; change caller. Use readers
3595 in Sized_incremental_binary.
3597 (Sized_incremental_binary::find_incremental_inputs_sections):
3598 Rename do_find_incremental_inputs_sections to this.
3599 (Sized_incremental_binary::setup_readers): New function.
3600 (Sized_incremental_binary::do_check_inputs): Check
3601 has_incremental_info_ flag; move setup code to setup_readers;
3603 (Sized_incremental_binary::do_file_is_unchanged): New function.
3604 (Sized_incremental_binary::do_get_input_reader): New function.
3605 * incremental.h (class Incremental_binary): Move to end of file.
3606 (Incremental_binary::file_is_unchanged): New function.
3607 (Incremental_binary::do_file_is_unchanged): New function.
3608 (Incremental_binary::Input_reader): New class.
3609 (Incremental_binary::get_input_reader): New function.
3610 (class Sized_incremental_binary): Move to end of file.
3611 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3612 input section reader classes.
3613 (Sized_incremental_binary::has_incremental_info): New function.
3614 (Sized_incremental_binary::inputs_reader): New function.
3615 (Sized_incremental_binary::symtab_reader): New function.
3616 (Sized_incremental_binary::relocs_reader): New function.
3617 (Sized_incremental_binary::got_plt_reader): New function.
3618 (Sized_incremental_binary::do_file_is_unchanged): New function.
3619 (Sized_incremental_binary::Sized_input_reader): New class.
3620 (Sized_incremental_binary::get_input_reader): New function.
3621 (Sized_incremental_binary::find_incremental_inputs_sections):
3622 Rename do_find_incremental_inputs_sections to this.
3623 (Sized_incremental_binary::setup_readers): New function.
3624 (Sized_incremental_binary::has_incremental_info_): New data member.
3625 (Sized_incremental_binary::inputs_reader_): New data member.
3626 (Sized_incremental_binary::symtab_reader_): New data member.
3627 (Sized_incremental_binary::relocs_reader_): New data member.
3628 (Sized_incremental_binary::got_plt_reader_): New data member.
3629 (Sized_incremental_binary::current_input_file_): New data member.
3631 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3634 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3637 2011-03-30 Cary Coutant <ccoutant@google.com>
3639 * archive.cc (Archive::include_member): Adjust call to report_object.
3640 (Add_archive_symbols::run): Add script_info to call to
3641 report_archive_begin.
3642 (Lib_group::include_member): Adjust call to report_object.
3643 (Add_lib_group_symbols::run): Adjust call to report_object.
3644 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3645 blocks. Add object count for script input files.
3646 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3647 script_info parameter; change all callers.
3648 (Incremental_inputs::report_object): Add script_info parameter;
3650 (Incremental_inputs::report_script): Store backpointer to
3651 incremental info entry.
3652 (Output_section_incremental_inputs::set_final_data_size): Record
3653 additional information for scripts.
3654 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3655 * incremental.h (Incremental_script_entry::add_object): New function.
3656 (Incremental_script_entry::get_object_count): New function.
3657 (Incremental_script_entry::get_object): New function.
3658 (Incremental_script_entry::objects_): New data member; adjust
3660 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3661 (Incremental_inputs::report_object): Add script_info parameter.
3662 (Incremental_inputs_reader::get_object_count): New function.
3663 (Incremental_inputs_reader::get_object_offset): New function.
3664 * options.cc (Input_arguments::add_file): Return reference to
3666 * options.h (Input_argument::set_script_info): New function.
3667 (Input_argument::script_info): New function.
3668 (Input_argument::script_info_): New data member; adjust all
3670 (Input_file_group::add_file): Return reference to new input argument.
3671 (Input_file_lib::add_file): Likewise.
3672 (Input_arguments::add_file): Likewise.
3673 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3674 * script.cc (Parser_closure::Parser_closure): Add script_info
3675 parameter; adjust all callers.
3676 (Parser_closure::script_info): New function.
3677 (Parser_closure::script_info_): New data member.
3678 (read_input_script): Report scripts earlier to incremental info.
3679 (script_add_file): Set script_info in Input_argument.
3680 (script_add_library): Likewise.
3681 * script.h (Script_options::Script_info): Rewrite class.
3683 2011-03-29 Cary Coutant <ccoutant@google.com>
3685 * archive.cc (Library_base::should_include_member): Move
3686 method here from class Archive.
3687 (Archive::Archive): Initialize base class.
3688 (Archive::should_include_member): Move to base class.
3689 (Archive::do_for_all_unused_symbols): New function.
3690 (Add_archive_symbols::run): Remove redundant access to
3692 (Lib_group::Lib_group): Initialize base class.
3693 (Lib_group::do_filename): New function.
3694 (Lib_group::include_member): Pass pointer to Lib_group to
3696 (Lib_group::do_for_all_unused_symbols): New function.
3697 (Add_lib_group_symbols::run): Report archive information for
3699 * archive.h (class Library_base): New base class.
3700 (class Archive): Derive from Library_base.
3701 (Archive::filename): Move to base class.
3702 (Archive::set_incremental_info): Likewise.
3703 (Archive::incremental_info): Likewise.
3704 (Archive::Should_include): Likewise.
3705 (Archive::should_include_member): Likewise.
3706 (Archive::Armap_entry): Remove.
3707 (Archive::Unused_symbol_iterator): Remove.
3708 (Archive::unused_symbols_begin): Remove.
3709 (Archive::unused_symbols_end): Remove.
3710 (Archive::do_filename): New function.
3711 (Archive::do_get_mtime): New function.
3712 (Archive::do_for_all_unused_symbols): New function.
3713 (Archive::task_): Move to base class.
3714 (Archive::incremental_info_): Likewise.
3715 (class Lib_group): Derive from Library_base.
3716 (Lib_group::do_filename): New function.
3717 (Lib_group::do_get_mtime): New function.
3718 (Lib_group::do_for_all_unused_symbols): New function.
3719 (Lib_group::task_): Move to base class.
3720 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3722 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3724 * incremental.cc (Incremental_inputs::report_archive_begin):
3725 Use Library_base; call library's get_mtime; add incremental inputs
3726 entry before members.
3727 (class Unused_symbol_visitor): New class.
3728 (Incremental_inputs::report_archive_end): Use Library_base; use
3729 visitor class to record unused symbols; don't add incremental inputs
3730 entry after members.
3731 (Incremental_inputs::report_object): Use Library_base.
3733 (Incremental_archive_entry::Incremental_archive_entry): Remove
3734 unused Archive parameter.
3735 (Incremental_inputs::report_archive_begin): Use Library_base.
3736 (Incremental_inputs::report_archive_end): Likewise.
3737 (Incremental_inputs::report_object): Likewise.
3738 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3740 * object.h (Object::for_all_global_symbols): New function.
3741 (Object::do_for_all_global_symbols): New function.
3742 (Sized_relobj::do_for_all_global_symbols): New function.
3743 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3745 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3748 2011-03-27 Ian Lance Taylor <iant@google.com>
3750 * archive.cc (Archive::interpret_header): Return -1 if something
3751 goes wrong. Change callers accordingly.
3753 2011-03-25 Cary Coutant <ccoutant@google.com>
3755 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3756 * testsuite/Makefile.in: Regenerate.
3758 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3760 * plugin.cc (get_view): New.
3761 (Plugin::load): Pass get_view to the plugin.
3762 (Plugin_manager::get_view): New.
3764 2011-03-21 Ian Lance Taylor <iant@google.com>
3766 * testsuite/final_layout.sh: Rewrite to not use dc.
3767 * testsuite/relro_test.sh: Fail if dc is not present.
3769 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3771 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3773 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3774 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3776 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3777 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3779 2011-03-14 Ian Lance Taylor <iant@google.com>
3781 * script-sections.cc (Sort_output_sections::script_compare):
3782 Rename from is_before, change return type.
3783 (Sort_output_sections::operator()): Adjust accordingly.
3785 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3788 * testsuite/odr_violation2.cc: Add comment to make all error line
3789 numbers double digits.
3790 * testsuite/debug_msg.sh: Adjust expected errors.
3792 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3794 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3795 but mark earlier ones as non-canonical
3796 (offset_to_iterator): Update search target and example
3797 (do_addr2line): Return extra lines in a vector*
3798 (format_file_lineno): Extract from do_addr2line
3799 (one_addr2line): Add vector* out-param
3800 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3801 when a lineno entry appeared last for its instruction
3802 (Dwarf_line_info): Add vector* out-param
3803 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3804 * symtab.cc (Odr_violation_compare): Include the lineno in the
3806 (linenos_from_loc): New. Combine the canonical line for an
3807 address with its other lines.
3808 (True_if_intersect): New. Helper functor to make
3809 std::set_intersection a query.
3810 (detect_odr_violations): Compare sets of lines instead of just
3811 one line for each function. This became less deterministic, but
3812 has fewer false positives.
3813 * symtab.h: Declarations.
3814 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3815 mix an optimized and non-optimized object in the same binary
3816 (odr_violation2.so): Same.
3817 * testsuite/Makefile.in: Regenerate from Makefile.am.
3818 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3819 * testsuite/debug_msg.sh: Update line numbers and add
3821 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3822 non-optimized context.
3823 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3824 isn't inlined, and use OdrDerived in an optimized context.
3825 * testsuite/odr_header1.h: Defines OdrDerived, where
3826 optimization will change the
3827 first-instruction-in-the-destructor's file and line number.
3828 * testsuite/odr_header2.h: Defines OdrBase.
3830 2011-03-09 Ian Lance Taylor <iant@google.com>
3832 * fileread.cc (File_read::clear_views): Don't delete the whole
3835 2011-03-08 Ian Lance Taylor <iant@google.com>
3838 * fileread.cc: #include <climits>.
3839 (GOLD_IOV_MAX): Define.
3840 (File_read::read_multiple): Limit number of entries by iov_max.
3841 * fileread.h (class File_read): Always set max_readv_entries to
3844 2011-03-07 Ian Lance Taylor <iant@google.com>
3847 * options.h (class General_options): Add -dy and -dn.
3849 2011-03-02 Cary Coutant <ccoutant@google.com>
3851 * testsuite/script_test_9.t: Add TLS segment.
3853 2011-03-02 Simon Baldwin <simonb@google.com>
3855 * configure.ac: Add check for gnu_indirect_function support in
3856 the toolchain building binutils.
3857 * configure: Rebuild.
3859 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3861 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3862 plugin only symbols.
3863 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3864 in plugin files as not needed in the symbol table.
3866 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3868 * output.cc (Output_section::add_input_section): Delay fill
3869 generation for section ordering.
3871 2011-02-09 Ian Lance Taylor <iant@google.com>
3874 * object.h (class Sized_relobj): Remove clear_local_symbols.
3875 * reloc.cc (Sized_relobj::do_relocate): Don't call
3876 clear_local_symbols.
3878 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3880 * plugin.cc (is_visible_from_outside): Return true for symbols
3883 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3885 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3888 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3890 * icf.h (is_section_foldable_candidate): Change type of parameter
3892 * icf.cc (Icf::find_identical_sections): Change type of local variable
3893 section_name to be std::string.
3894 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3896 2011-01-25 Ian Lance Taylor <iant@google.com>
3898 * script.cc (script_add_extern): Rewrite to use
3899 add_symbol_reference.
3901 2011-01-25 Doug Kwan <dougkwan@google.com>
3903 * icf.cc (get_section_contents): Always lock section's object.
3905 2011-01-24 Ian Lance Taylor <iant@google.com>
3907 * options.h (class General_options): Accept
3908 --no-detect-odr-violations.
3910 2011-01-24 Ian Lance Taylor <iant@google.com>
3912 * version.cc (version_string): Bump to 1.11.
3914 2011-01-24 Ian Lance Taylor <iant@google.com>
3916 * plugin.cc (class Plugin_rescan): Define new class.
3917 (Plugin_manager::claim_file): Set any_claimed_.
3918 (Plugin_manager::save_archive): New function.
3919 (Plugin_manager::save_input_group): New function.
3920 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3922 (Plugin_manager::new_undefined_symbol): New function.
3923 (Plugin_manager::rescan): New function.
3924 (Plugin_manager::rescannable_defines): New function.
3925 (Plugin_manager::add_input_file): Set any_added_.
3926 * plugin.h (class Plugin_manager): define new fields rescannable_,
3927 undefined_symbols_, any_claimed_, and any_added_. Declare
3928 Plugin_rescan as friend. Declare new functions.
3929 (Plugin_manager::Rescannable): Define type.
3930 (Plugin_manager::Rescannable_list): Define type.
3931 (Plugin_manager::Undefined_symbol_list): Define type.
3932 (Plugin_manager::Plugin_manager): Initialize new fields.
3933 * archive.cc (Archive::defines_symbol): New function.
3934 (Add_archive_symbols::run): Pass archive to plugins if any.
3935 * archive.h (class Archive): Declare defines_symbol.
3936 * readsyms.cc (Input_group::~Input_group): New function.
3937 (Finish_group::run): Pass input_group to plugins if any.
3938 * readsyms.h (class Input_group): Declare destructor.
3939 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3942 2011-01-10 Ian Lance Taylor <iant@google.com>
3944 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3946 (Layout::set_segment_offsets): Reset increase_relro before calling
3947 set_section_addresses a second time.
3949 2011-01-04 Cary Coutant <ccoutant@google.com>
3951 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3952 sections before NOBITS sections.
3954 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3956 * version.cc (print_version): Update copyright to 2011.
3958 2010-12-23 Cary Coutant <ccoutant@google.com>
3960 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3961 of OS to this->add. Add OD parameter to second form of the function.
3963 2010-12-20 Ian Lance Taylor <iant@google.com>
3965 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3966 second of two consecutive entries with same offset.
3968 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3970 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3971 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3972 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3973 to avoid unneeded links against $(LDADD).
3974 * testsuite/Makefile.in: Regenerate.
3976 2010-12-15 Ian Lance Taylor <iant@google.com>
3979 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3980 for R_X86_64_32 and R_X86_64_PC32.
3981 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3982 ver_matching_def_pic.o.
3983 (ver_matching_def_pic.o): New target.
3985 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3987 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3988 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3989 Move definition before File_read::View member definitions.
3990 (File_read::View::~View): Initialize and hold lock before
3991 updating current_mapped_bytes.
3993 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3995 * dwarf_reader.cc: Remove outdated comment.
3996 * gold-threads.cc: Fix typo in error message.
3997 * archive.cc: Fix typos in comments.
3998 * archive.h: Likewise.
3999 * arm-reloc-property.cc: Likewise.
4000 * arm-reloc-property.h: Likewise.
4001 * arm-reloc.def: Likewise.
4003 * attributes.h: Likewise.
4004 * cref.cc: Likewise.
4005 * ehframe.cc: Likewise.
4006 * fileread.h: Likewise.
4008 * i386.cc: Likewise.
4010 * incremental.h: Likewise.
4011 * int_encoding.cc: Likewise.
4012 * layout.h: Likewise.
4013 * main.cc: Likewise.
4014 * merge.h: Likewise.
4015 * object.cc: Likewise.
4016 * object.h: Likewise.
4017 * options.cc: Likewise.
4018 * readsyms.cc: Likewise.
4019 * reduced_debug_output.cc: Likewise.
4020 * reloc.cc: Likewise.
4021 * script-sections.cc: Likewise.
4022 * sparc.cc: Likewise.
4023 * symtab.h: Likewise.
4024 * target-reloc.h: Likewise.
4025 * target.cc: Likewise.
4026 * target.h: Likewise.
4027 * timer.cc: Likewise.
4028 * timer.h: Likewise.
4029 * x86_64.cc: Likewise.
4031 2010-12-09 Cary Coutant <ccoutant@google.com>
4033 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4035 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4036 parameter; change all callers.
4037 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4038 * options.h (warn_execstack): New option.
4040 2010-12-07 Doug Kwan <dougkwan@google.com>
4042 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4043 like function call relocations.
4045 2010-12-07 Ian Lance Taylor <iant@google.com>
4047 * archive.cc (Archive::get_elf_object_for_member): Permit
4048 punconfigured to be NULL.
4049 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4050 (Archive::include_member): Pass NULL to get_elf_object_for_member
4051 if we searched for the archive and this is the first included
4054 2010-12-01 Ian Lance Taylor <iant@google.com>
4056 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4057 track_relocs_type_ field.
4058 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4059 Set track_relocs_type_.
4060 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4061 contents when using RELA relocs.
4062 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4064 * reloc.cc (Track_relocs::next_addend): New function.
4065 * reloc.h (class Track_relocs): Declare next_addend.
4067 2010-12-01 Ian Lance Taylor <iant@google.com>
4069 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4072 2010-12-01 Ian Lance Taylor <iant@google.com>
4074 * README: Update compilers known to work and fail.
4076 2010-11-23 Matthias Klose <doko@ubuntu.com>
4078 * configure.in: For --enable-gold, handle value `default' instead of
4079 `both*'. Always install ld as ld.bfd, install as ld if gold is
4081 * configure: Regenerate.
4083 2010-11-18 Doug Kwan <dougkwan@google.com>
4085 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4086 and right_alignment to be zero. Store result alignment only if it is
4087 greater than existing alignment.
4089 2010-11-16 Cary Coutant <ccoutant@google.com>
4092 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4093 Check for ".zdebug_line".
4095 2010-11-16 Doug Kwan <dougkwan@google.com>
4096 Cary Coutant <ccoutant@google.com>
4098 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4099 by reference; adjust all callers.
4100 * output.cc (Output_segment::set_section_addresses): Adjust references
4101 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4103 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4104 end at page boundary.
4106 2010-11-16 Cary Coutant <ccoutant@google.com>
4109 * layout.cc (Layout::choose_output_section): Transform names of
4110 compressed sections even when using a script with a SECTIONS clause.
4111 (Layout::output_section_name): Remove code to transform
4112 compressed debug section names.
4113 * output.cc (Output_section::add_input_section): Use uncompressed
4114 section size when tracking input sections.
4116 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4118 * symtab.h (Symbol::NON_PIC_REF): Remove.
4119 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4120 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4121 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4122 (Symbol::use_plt_offset): Take a flags argument and pass it
4123 directly to needs_dynamic_reloc. Restrict check for undefined
4124 weak symbols to function calls.
4125 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4126 (Target_arm::Scan::global): Use it.
4127 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4128 (Target_arm::Relocate::relocate): Likewise.
4129 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4130 parameter with an r_type parameter. Use get_reference_flags
4132 (Target_arm::Relocate::relocate): Update accordingly.
4133 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4134 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4135 (Target_i386::Scan::global): Likewise.
4136 (Target_i386::Relocate::relocate): Likewise.
4137 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4138 parameter with an r_type parameter. Use get_reference_flags
4140 (Target_i386::Relocate::relocate): Update accordingly.
4141 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4142 (Target_powerpc::Scan::global): Use it.
4143 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4144 (Target_powerpc::Relocate::relocate): Likewise.
4145 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4146 (Target_sparc::Scan::global): Use it.
4147 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4148 (Target_sparc::Relocate::relocate): Likewise.
4149 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4150 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4151 (Target_x86_64::Scan::global): Likewise.
4152 (Target_x86_64::Relocate::relocate): Likewise.
4154 2010-11-08 Doug Kwan <dougkwan@google.com>
4155 Cary Coutant <ccoutant@google.com>
4157 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4158 (Arm_exidx_merge_section::section_contents_): New data member.
4159 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4160 (Arm_input_section::~Arm_input_section): De-allocate memory.
4161 (Arm_input_section::original_contents_): New data member.
4162 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4163 in parameters instead of calling Object::section_contents without
4165 (Arm_output_section::group_section): New parameter TASK. Pass it
4166 to callees that need locking objects.
4167 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4168 to lock EXIDX input sections. Fix a formatting issue. Call
4169 Arm_exidx_merged_section::build_contents to create merged section
4171 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4172 to lock object of stub table owner.
4173 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4174 TEXT_SIZE to initialize data member TEXT_SIZE_.
4175 (Arm_exidx_input_section::addralign): Fix typo in comment.
4176 (Arm_exidx_input_section::text_size): New method.
4177 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4178 that require locking objects. Lock objects before scanning for stubs
4179 and updating local symbols.
4180 (Arm_input_section<big_endian>::init): Copy contents of original
4182 (Arm_input_section<big_endian>::do_write): Use saved contents of
4183 original input section instead of calling Object::section_contents
4185 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4186 size without calling Object::section_size().
4187 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4188 for size. Allocate a buffer for merged EXIDX entries.
4189 (Arm_exidx_merged_section::build_contents): New method.
4190 (Arm_exidx_merged_section::do_write): Move merge section contents
4191 building code to Arm_exidx_merged_section::build_contetns. Write
4192 out contetns in buffer instead of building it on the fly.
4193 (Arm_relobj::make_exidx_input_section): Also pass text section size
4194 to Arm_exidx_input_section constructor.
4195 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4196 (Arm_dynobj::do_read_symbols): Fix memory leak.
4197 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4198 * target.h: (class Task): Add forward declaration.
4199 (Target::relax): Add new parameter TASK and pass it to
4201 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4203 2010-11-05 Cary Coutant <ccoutant@google.com>
4206 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4207 object when reading from the file.
4208 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4210 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4211 when reading section contents.
4212 (get_section_contents): Likewise.
4213 (icf::find_identical_sections): Likewise.
4214 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4215 object when reading from the file.
4216 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4217 the object when doing deferred section layout.
4219 2010-11-03 Nick Clifton <nickc@redhat.com>
4222 * script.h (class Symbol_assignment: name): New member. Returns
4223 the name of the symbol.
4224 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4225 Returns true if the given symbol name is on the list of
4226 assignments wating to be processed.
4227 * archive.cc (should_incldue_member): If the symbol is undefined,
4228 check to see if it is on the list of symbols pending assignment.
4230 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4232 * script-sections.cc (Script_sections::find_memory_region): Check
4233 for a NULL output section pointer.
4235 2010-10-29 Doug Kwan <dougkwan@google.com>
4237 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4238 Output_section::add_relaxed_input_section.
4239 * output.cc (Output_section::add_relaxed_input_section): Add new
4240 arguments LAYOUT and NAME. Set section order index.
4241 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4242 Copy section order index.
4243 * output.h (Output_section::add_relaxed_input_section): Add new
4244 arguments LAYOUT and NAME.
4246 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4248 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4249 NATIVE_OR_CROSS_LINKER.
4250 * testsuite/Makefile.in: Regenerate.
4252 2010-10-20 Doug Kwan <dougkwan@google.com>
4254 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4255 without SHF_LINK_ORDER flags.
4256 * layout.cc (Layout::choose_output_section): Do not filter
4257 SHF_LINK_ORDER flag in a relocatable link.
4259 2010-10-17 Cary Coutant <ccoutant@google.com>
4261 * output.h (Output_segment::set_section_addresses): Change function
4262 signature. Update all callers.
4263 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4265 (Output_segment::set_section_addresses): Align after last TLS
4266 section. Add padding before last relro section instead of after.
4268 2010-10-17 Doug Kwan <dougkwan@google.com>
4270 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4271 GOT output section to be writable.
4273 2010-10-14 Cary Coutant <ccoutant@google.com>
4275 * debug.h (DEBUG_INCREMENTAL): New flag.
4276 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4277 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4279 * incremental.cc (report_command_line): Ignore all forms of
4281 * layout.cc (Layout::Layout): Check parameters for incremental link
4283 * options.cc (General_options::parse_incremental): New function.
4284 (General_options::parse_no_incremental): New function.
4285 (General_options::parse_incremental_full): New function.
4286 (General_options::parse_incremental_update): New function.
4287 (General_options::incremental_mode_): New data member.
4288 (General_options::finalize): Check incremental_mode_.
4289 * options.h (General_options): Update help text for --incremental.
4290 Add --no-incremental, --incremental-full, --incremental-update.
4291 (General_options::Incremental_mode): New enum type.
4292 (General_options::incremental_mode): New function.
4293 (General_options::incremental_mode_): New data member.
4294 * parameters.cc (Parameters::incremental_mode_): New data member.
4295 (Parameters::set_options): Set incremental_mode_.
4296 (Parameters::set_incremental_full): New function.
4297 (Parameters::incremental): New function.
4298 (Parameters::incremental_update): New function.
4299 (set_parameters_incremental_full): New function.
4300 * parameters.h (Parameters::set_incremental_full): New function.
4301 (Parameters::incremental): New function.
4302 (Parameters::incremental_update): New function.
4303 (Parameters::incremental_mode_): New data member.
4304 (set_parameters_incremental_full): New function.
4305 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4306 incremental link mode.
4307 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4308 (Sized_relobj::do_relocate_sections): Likewise.
4309 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4311 * testsuite/Makefile.in: Regenerate.
4312 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4314 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4316 * script-sections.h (class Script_sections): Make
4317 Sections_elements typedef public.
4318 * script-sections.cc (class Sort_output_sections): Add elements_
4319 field. Add constructor which sets it; change all callers.
4320 (Sort_output_sections::is_before): New function.
4321 (Sort_output_sections::operator()): Call is_before.
4322 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4324 * testsuite/script_test_10.sh: New test. Test script section
4326 * testsuite/script_test_10.t: Likewise.
4327 * testsuite/script_test_10.s: Likewise.
4328 * testsuite/Makefile.am: Wrap the cross linker tests and the
4329 common tests into NATIVE_OR_CROSS_LINKER.
4330 (check_SCRIPTS): Add script_test_10.sh.
4331 (check_DATA): Add script_test_10.stdout.
4332 (script_test_10.o, script_test_10): New targets.
4333 (script_test_10.stdout): New target.
4334 * configure, testsuite/Makefile.in: Regenerate.
4336 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4338 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4339 error for the deprecated relocations.
4340 (Target_arm::Scan::global): Likewise.
4341 (Target_arm::Relocate::relocate): Likewise.
4343 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4345 * fileread.cc (Input_file::find_file): Initialize *found_name
4346 and *namep when using the fallback search for case 4.
4348 2010-10-11 Cary Coutant <ccoutant@google.com>
4350 * options.h (class General_options): Redefine -z lazy as an alias for
4351 the negation of -z now.
4353 2010-10-11 Ian Lance Taylor <iant@google.com>
4355 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4358 2010-10-06 Nick Clifton <nickc@redhat.com>
4360 * script-sections.cc(class Memory_region): Remove
4361 current_lma_offset_ field. Rename current_vma_offset_ to
4362 current_offset_. Add last_section_ field.
4363 (Memory_region::get_current_vma_address): Rename to
4364 get_current_address.
4365 (Memory_region::get_current_lma_address): Delete.
4366 (Memory_region::increment_vma_offset): Rename to
4368 (Memory_region::increment_lma_offset): Delete.
4369 (Memory_region::attributes_compatible): New method. Returns
4370 true if the provided section is compatible with the region.
4371 (Memory_region::get_last_section): New method. Returns the last
4372 section to use the region.
4373 (Memory_region::set_last_section): New method. Stores the last
4374 section to use the region.
4375 (Script_sections::block_in_region): New method. Returns true if
4376 a block of memory is contained within a region.
4377 (Script_sections::find_memory_region): New method. Locates a
4378 memory region to be used to set a VMA or LMA address.
4379 (Output_section_definition::set_section_addresses): Add code to
4380 check for addresses set by memory regions.
4381 (Output_segment::set_section_addresses): Remove memory region
4383 (Script_sections::create_segment): Add a warning if a header
4384 segment is created outside of any region.
4385 * script-sections.h (class Script_sections): Add prototypes for
4386 find_memory_region and block_in_region methods.
4387 * testsuite/memory_test.s: Use .long instead of .word.
4388 * testsuite/memory_test.t: Add some more output sections.
4389 * testsuite/memory_test.sh: Update expected output.
4391 2010-10-02 Doug Kwan <dougkwan@google.com>
4393 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4394 defintion to symtab.h
4395 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4396 declaration to defintion.
4398 2010-10-01 Nick Clifton <nickc@redhat.com>
4400 * expression.cc (eval): Replace dummy argument with NULL.
4401 (eval_maybe_dot): Check for a NULL result section pointer.
4402 (Symbol_expression::value): Likewise.
4403 (Dot_expression::value): Likewise.
4404 (BINARY_EXPRESSION): Likewise.
4405 (Max_expression::value): Likewise.
4406 (Min_expression::value): Likewise.
4407 (Absolute_expression::value): Likewise.
4408 (Addr_expression::value_from_output_section): Likewise.
4409 (Loaddddr_expression::value_from_output_section): Likewise.
4410 (Segment_start_expression::value): Likewise.
4411 * script-sections.cc
4412 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4414 (Sections_elememt_dot_assignment::set_section_addresses):
4416 (Output_data_expression::do_write_to_buffer): Likewise.
4417 (Output_section_definition::finalize_symbols): Likewise.
4418 (Output_section_definition::set_section_addresses): Likewise.
4420 2010-09-30 Doug Kwan <dougkwan@google.com>
4422 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4424 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4426 * target.h (Target::can_icf_inline_merge_sections): New virtual
4428 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4430 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4432 * icf.cc (get_section_contents): Inline merge sections only when
4435 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4437 * configure: Regenerate.
4439 2010-09-17 Ian Lance Taylor <iant@google.com>
4441 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4442 * testsuite/Makefile.am (memory_test.o): New target.
4443 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4445 * testsuite/Makefile.in: Rebuild.
4447 2010-09-17 Doug Kwan <dougkwan@google.com>
4449 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4450 defintion if relocation uses GOT entries of the symbol.
4451 * testsuite/icf_safe_test.sh: Fix test.
4452 * testsuite/icf_safe_so_test.sh: Fix test.
4454 2010-09-16 Cary Coutant <ccoutant@google.com>
4456 * script_sections.cc (class Memory_region): Remove "NULL" from
4457 vector initializations.
4459 2010-09-15 Cary Coutant <ccoutant@google.com>
4461 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4462 Resolve forwarding symbols.
4464 2010-09-15 Doug Kwan <dougkwan@google.com>
4466 * gold/testsuite/script_test_3.t: Add ARM special sections.
4467 * gold/testsuite/script_test_4.t: Same.
4468 * gold/testsuite/script_test_5.t: Same.
4469 * gold/testsuite/script_test_6.t: Same.
4470 * gold/testsuite/script_test_7.t: Same.
4471 * gold/testsuite/script_test_7.t: Same.
4472 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4474 2010-09-14 Cary Coutant <ccoutant@google.com>
4476 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4477 (Target_x86_64::Relocate::relocate_tls): Replace check for
4478 saw_tls_block_reloc_ with test for executable section.
4480 2010-09-12 Cary Coutant <ccoutant@google.com>
4482 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4483 position-independent executables to shared libraries need dynamic
4485 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4486 position-independent executables.
4487 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4488 * testsuite/Makefile.in: Regenerate.
4490 2010-09-10 Nick Clifton <nickc@redhat.com>
4493 * testsuite/memory_test.t: Discard any sections that are not
4496 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4499 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4500 "This::" to work around a bug in gcc 4.2.
4502 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4504 2010-09-09 Rafael Espindola <espindola@google.com>
4506 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4507 sections with different PF_X flags in the same segment.
4508 (Layout::find_first_load_seg): Search all segments to find the first
4510 * options.h (rosegment): New.
4512 2010-09-08 Rafael Espindola <espindola@google.com>
4514 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4516 2010-09-08 Doug Kwan <dougkwan@google.com>
4518 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4519 (Arm_relobj::do_relocate_sections): Add new parameter for output
4520 file to match the parent.
4521 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4522 of local symbols instead of input values. Update code to track
4523 changes in gold::relocate_section.
4524 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4525 (Sized_relobj::compute_final_local_value_internal): New methods.
4526 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4527 body into private version of Sized_relobj::compute_final_local_value.
4528 Call the inline method.
4529 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4530 merged symbol value if there is one.
4531 (Symbol_value::has_output_value): New method defintiion.
4532 (Sized_relobj::Compute_final_local_value_status): New enum type.
4533 (Sized_relobj::compute_final_local_value): New methods.
4534 (Sized_relobj::compute_final_local_value_internal): New methods.
4535 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4536 and arm_cortex_a8.sh.
4537 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4538 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4540 * Makefile.in: Regenerate.
4541 * testsuite/arm_bl_out_of_range.s: Update test.
4542 * testsuite/thumb_bl_out_of_range.s: Ditto.
4543 * testsuite/thumb_blx_out_of_range.s: Ditto.
4544 * testsuite/arm_branch_out_of_range.sh: New file.
4545 * testsuite/arm_cortex_a8.sh: Ditto.
4546 * testsuite/arm_cortex_a8_b.s: Ditto.
4547 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4548 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4549 * testsuite/arm_cortex_a8_bl.s: Ditto.
4550 * testsuite/arm_cortex_a8_blx.s: Ditto.
4551 * testsuite/arm_cortex_a8_local.s: Ditto.
4552 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4553 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4555 2010-09-08 Rafael Espindola <espindola@google.com>
4557 * Makefile.am (memory_test.stdout): Run readelf with -W.
4558 * Makefile.in: Regenerate.
4559 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4562 2010-09-08 Rafael Espindola <espindola@google.com>
4564 * script-sections.cc (Script_sections::add_memory_region): Convert
4565 field precision to int.
4566 * script.cc (script_set_section_region, script_set_section_region):
4567 Convert field precision to int.
4569 2010-09-08 Rafael Espindola <espindola@google.com>
4571 * arm.cc (do_finalize_sections): Create the __exidx_start and
4572 __exdix_end symbols even when the section is missing.
4574 2010-09-08 Nick Clifton <nickc@redhat.com>
4576 * README: Remove claim that MEMORY is not supported.
4577 * expression.cc (script_exp_function_origin)
4578 (script_exp_function_length): Move from here to ...
4579 * script.cc: ... here.
4580 (script_set_section_region, script_add_memory)
4581 (script_parse_memory_attr, script_include_directive): New
4583 * script-sections.cc
4584 (class Memory_region): New class.
4585 (class Output_section_definition): Add set_memory_region,
4586 set_section_vma, set_section_lma and get_section_name methods.
4587 (class Script_Sections): Add add_memory_region,
4588 find_memory_region, find_memory_region_origin,
4589 find_memory_region_length and set_memory_region methods.
4590 Have set_section_addresses method walk the list of set memory
4592 Extend the print methos to display memory regions.
4593 * script-sections.h: Add prototypes for new methods.
4594 Add enum for MEMORY region attributes.
4595 * yyscript.y: Add support for parsing MEMORY regions.
4596 * script-c.h: Add prototypes for new functions.
4597 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4598 * testsuite/Makefile.in: Regenerate.
4599 * testsuite/memory_test.sh: New script.
4600 * testsuite/memory_test.s: New assembler source file.
4601 * testsuite/memory_test.t: New linker script.
4603 2010-08-27 Doug Kwan <dougkwan@google.com>
4605 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4606 reference override an existing dynamic weak reference.
4607 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4608 * testsuite/Makefile.in: Regenerate.
4609 * testsuite/dyn_weak_ref.sh: New file.
4610 * testsuite/dyn_weak_ref_1.c: Ditto.
4611 * testsuite/dyn_weak_ref_2.c: Ditto.
4613 2010-08-27 Ian Lance Taylor <iant@google.com>
4615 * incremental.h (class Incremental_input_entry): Add virtual
4618 2010-08-27 Ian Lance Taylor <iant@google.com>
4620 * testsuite/start_lib_test_3.c: Mark t3 as used.
4622 2010-08-27 Nick Clifton <nickc@redhat.com>
4624 * options.cc (version_script): Fix small typo in previous
4627 2010-08-25 Nick Clifton <nickc@redhat.com>
4629 * archive.cc: Formatting fixes: Remove whitespace between
4630 typename and following asterisk. Remove whitespace between
4631 function name and opening parenthesis.
4632 * archive.h: Likewise.
4634 * attributes.cc: Likewise.
4635 * attributes.h: Likewise.
4636 * common.cc: Likewise.
4637 * copy-relocs.cc: Likewise.
4638 * dirsearch.h: Likewise.
4639 * dynobj.cc: Likewise.
4640 * ehframe.cc: Likewise.
4641 * ehframe.h: Likewise.
4642 * expression.cc: Likewise.
4643 * fileread.cc: Likewise.
4644 * fileread.h: Likewise.
4646 * gold-threads.cc: Likewise.
4647 * gold.cc: Likewise.
4648 * i386.cc: Likewise.
4650 * incremental-dump.cc: Likewise.
4651 * incremental.cc: Likewise.
4652 * layout.cc: Likewise.
4653 * layout.h: Likewise.
4654 * main.cc: Likewise.
4655 * merge.cc: Likewise.
4656 * merge.h: Likewise.
4657 * object.cc: Likewise.
4658 * object.h: Likewise.
4659 * options.cc: Likewise.
4660 * options.h: Likewise.
4661 * output.cc: Likewise.
4662 * output.h: Likewise.
4663 * plugin.cc: Likewise.
4664 * plugin.h: Likewise.
4665 * powerpc.cc: Likewise.
4666 * reloc.cc: Likewise.
4667 * script-c.h: Likewise.
4668 * script-sections.cc: Likewise.
4669 * script.cc: Likewise.
4670 * stringpool.cc: Likewise.
4671 * symtab.cc: Likewise.
4672 * symtab.h: Likewise.
4673 * target.cc: Likewise.
4674 * timer.cc: Likewise.
4675 * timer.h: Likewise.
4676 * version.cc: Likewise.
4677 * x86_64.cc: Likewise.
4679 2010-08-24 Nick Clifton <nickc@redhat.com>
4682 * layout.cc (segment_precedes): Sort segments by their physical
4683 addresses, if they have been set.
4685 2010-08-23 Cary Coutant <ccoutant@google.com>
4687 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4689 (Lib_group::include_member): Unlock object after deleting its
4691 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4694 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4695 Cary Coutant <ccoutant@google.com>
4697 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4698 constructor, and set_blocker.
4699 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4701 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4702 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4703 * testsuite/Makefile.am (start_lib_test): New test case.
4704 * testsuite/Makefile.in: Regenerate.
4705 * testsuite/start_lib_test_main.c: New file.
4706 * testsuite/start_lib_test_1.c: New file.
4707 * testsuite/start_lib_test_2.c: New file.
4708 * testsuite/start_lib_test_3.c: New file.
4710 2010-08-19 Ian Lance Taylor <iant@google.com>
4712 * Makefile.in: Rebuild with automake 1.11.1.
4713 * aclocal.m4: Likewise.
4714 * testsuite/Makefile.in: Likewise.
4716 2010-08-19 Ian Lance Taylor <iant@google.com>
4719 * i386.cc (class Output_data_plt_i386): Update declarations.
4720 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4721 local_ifuncs_ fields.
4722 (Target_i386::do_plt_section_for_global): New function.
4723 (Target_i386::do_plt_section_for_local): New function.
4724 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4725 parameter; change all callers. Initialize global_ifuncs_ and
4726 local_ifuncs_. If doing a static link define __rel_iplt_start and
4728 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4729 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4730 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4732 (Target_i386::make_plt_section): New function, broken out of
4733 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4734 (Target_i386::make_plt_entry): Call make_plt_section.
4735 (Target_i386::make_local_ifunc_plt_entry): New function.
4736 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4737 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4738 R_386_IRELATIVE to switch.
4739 (Target_i386::Scan::global): Likewise.
4740 (Target_i386::Relocate::relocate): Likewise.
4741 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4743 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4744 (Target_x86_64::do_plt_section_for_global): New function.
4745 (Target_x86_64::do_plt_section_for_local): New function.
4746 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4747 parameter; change all callers. If doing a static link define
4748 __rela_iplt_start and __rela_iplt_end.
4749 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4750 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4751 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4753 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4754 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4756 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4757 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4758 R_X86_64_IRELATIVE to switch.
4759 (Target_x86_64::Scan::global): Likewise.
4760 (Target_x86_64::Relocate::relocate): Likewise.
4761 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4763 * target.h (class Target): Add plt_section_for_global and
4764 plt_section_for_local functions. Add do_plt_section_for_global
4765 and do_plt_section_for_local virtual functions.
4766 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4767 clarifying comments.
4768 (Symbol::use_plt_offset): Handle IFUNC symbol.
4769 * object.cc (Sized_relobj::Sized_relobj): Initialize
4771 (Sized_relobj::local_has_plt_offset): New function.
4772 (Sized_relobj::local_plt_offset): New function.
4773 (Sized_relobj::set_local_plt_offset): New function.
4774 (Sized_relobj::do_count): Handle IFUNC symbol.
4775 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4776 a bit away from input_shndx_ field. Add set_is_func_symbol and
4777 is_ifunc_symbol functions.
4778 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4779 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4780 local_plt_offsets_ field.
4781 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4782 * output.h (class Output_section_data): Add non-const
4783 output_section function.
4784 (class Output_data_got): Update declarations.
4785 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4786 Add use_plt_offset parameter to global and local constructors.
4787 Change all callers. Change local_sym_index_ field to 31 bits.
4788 Change GSYM_CODE and CONSTANT_CODE accordingly.
4789 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4790 doing a static link don't set sh_link field.
4791 (Output_data_got::Got_entry::write): Use PLT offset if
4793 (Output_data_got::add_global_plt): New function.
4794 (Output_data_got::add_local_plt): New function.
4795 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4796 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4797 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4798 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4799 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4801 * testsuite/ifunc-sel.h: New file.
4802 * testsuite/ifuncmain1.c: New file.
4803 * testsuite/ifuncmain1vis.c: New file.
4804 * testsuite/ifuncmod1.c: New file.
4805 * testsuite/ifuncdep2.c: New file.
4806 * testsuite/ifuncmain2.c: New file.
4807 * testsuite/ifuncmain3.c: New file.
4808 * testsuite/ifuncmod3.c: New file.
4809 * testsuite/ifuncmain4.c: New file.
4810 * testsuite/ifuncmain5.c: New file.
4811 * testsuite/ifuncmod5.c: New file.
4812 * testsuite/ifuncmain6pie.c: New file.
4813 * testsuite/ifuncmod6.c: New file.
4814 * testsuite/ifuncmain7.c: New file.
4815 * configure, testsuite/Makefile.in: Rebuild.
4817 2010-08-18 Ian Lance Taylor <iant@google.com>
4820 (Output_section_incremental_inputs::write_input_files): Add cast
4821 to avoid signed/unsigned comparison warning.
4822 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4824 2010-08-12 Cary Coutant <ccoutant@google.com>
4826 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4828 2010-08-13 Ian Lance Taylor <iant@google.com>
4830 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4832 2010-08-12 Cary Coutant <ccoutant@google.com>
4833 Doug Kwan <dougkwan@google.com>
4835 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4836 defintion overrides non-weak undef, remember that the original undef
4838 * symtab.cc (Symbol_table::sized_write_global): For undef without
4839 an original weak binding, set binding to global in output.
4840 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4841 * testsuite/Makefile.in: Regenerate.
4842 * testsuite/strong_ref_weak_def.sh: New file.
4843 * testsuite/strong_ref_weak_def_1.c: Ditto.
4844 * testsuite/strong_ref_weak_def_2.c: Ditto.
4846 2010-08-12 Cary Coutant <ccoutant@google.com>
4848 * testsuite/incremental_test.sh: Rewrite.
4849 * testsuite/incremental_test_1.c: Rewrite.
4850 * testsuite/incremental_test_2.c: Rewrite.
4852 2010-08-12 Cary Coutant <ccoutant@google.com>
4854 * arm.cc (Target_arm::got_size): Add const.
4855 (Target_arm::got_entry_count): New function.
4856 (Target_arm::plt_entry_count): New function.
4857 (Target_arm::first_plt_entry_offset): New function.
4858 (Target_arm::plt_entry_size): New function.
4859 (Output_data_plt_arm::entry_count): New function.
4860 (Output_data_plt_arm::first_plt_entry_offset): New function.
4861 (Output_data_plt_arm::get_plt_entry_size): New function.
4862 * i386.cc (Target_i386::got_size): Add const.
4863 (Target_i386::got_entry_count): New function.
4864 (Target_i386::plt_entry_count): New function.
4865 (Target_i386::first_plt_entry_offset): New function.
4866 (Target_i386::plt_entry_size): New function.
4867 (Output_data_plt_i386::entry_count): New function.
4868 (Output_data_plt_i386::first_plt_entry_offset): New function.
4869 (Output_data_plt_i386::get_plt_entry_size): New function.
4870 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4871 find_incremental_inputs_sections. Dump incremental_got_plt section.
4872 * incremental.cc: Include target.h.
4873 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4874 parameter. Adjust all callers. Find incremental_got_plt section.
4875 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4877 (Output_section_incremental_inputs::set_final_data_size): Calculate
4878 size of incremental_got_plt section.
4879 (Output_section_incremental_inputs::do_write): Write the
4880 incremental_got_plt section.
4881 (Got_plt_view_info): New struct.
4882 (Local_got_offset_visitor): New class.
4883 (Global_got_offset_visitor): New class.
4884 (Global_symbol_visitor_got_plt): New class.
4885 (Output_section_incremental_inputs::write_got_plt): New function.
4886 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4887 Add parameter. Adjust all callers.
4888 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4889 (Incremental_inputs::got_plt_section): New function.
4890 (Incremental_inputs::got_plt_section_): New data member.
4891 (Incremental_got_plt_reader): New class.
4892 * layout.cc (Layout::create_incremental_info_sections): Add the
4893 incremental_got_plt section.
4894 * object.h (Got_offset_list::get_list): New function.
4895 (Got offset_list::for_all_got_offsets): New function.
4896 (Sized_relobj::local_got_offset_list): New function.
4897 * powerpc.cc (Target_powerpc::got_size): Add const.
4898 (Target_powerpc::got_entry_count): New function.
4899 (Target_powerpc::plt_entry_count): New function.
4900 (Target_powerpc::first_plt_entry_offset): New function.
4901 (Target_powerpc::plt_entry_size): New function.
4902 (Output_data_plt_powerpc::entry_count): New function.
4903 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4904 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4905 * sparc.cc (Target_sparc::got_size): Add const.
4906 (Target_sparc::got_entry_count): New function.
4907 (Target_sparc::plt_entry_count): New function.
4908 (Target_sparc::first_plt_entry_offset): New function.
4909 (Target_sparc::plt_entry_size): New function.
4910 (Output_data_plt_sparc::entry_count): New function.
4911 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4912 (Output_data_plt_sparc::get_plt_entry_size): New function.
4913 * symtab.h (Symbol::got_offset_list): New function.
4914 (Symbol_table::for_all_symbols): New function.
4915 * target.h (Sized_target::got_entry_count): New function.
4916 (Sized_target::plt_entry_count): New function.
4917 (Sized_target::plt_entry_size): New function.
4918 * x86_64.cc (Target_x86_64::got_size): Add const.
4919 (Target_x86_64::got_entry_count): New function.
4920 (Target_x86_64::plt_entry_count): New function.
4921 (Target_x86_64::first_plt_entry_offset): New function.
4922 (Target_x86_64::plt_entry_size): New function.
4923 (Output_data_plt_x86_64::entry_count): New function.
4924 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4925 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4927 2010-08-12 Cary Coutant <ccoutant@google.com>
4929 * archive.cc: Include incremental.h.
4930 (Archive::Archive): Initialize incremental_info_.
4931 (Archive::include_member): Record archive members in incremental info.
4932 (Add_archive_symbols::run): Record begin and end of an archive in
4934 (Lib_group::include_member): Record objects in incremental info.
4935 * archive.h (Incremental_archive_entry): Forward declaration.
4936 (Archive::set_incremental_info): New member function.
4937 (Archive::incremental_info): New member function.
4938 (Archive::Unused_symbol_iterator): New class.
4939 (Archive::unused_symbols_begin): New member function.
4940 (Archive::unused_symbols_end): New member function.
4941 (Archive::incremental_info_): New data member.
4942 * incremental-dump.cc (find_input_containing_global): New function.
4943 (dump_incremental_inputs): Dump new incremental info sections.
4944 * incremental.cc: Include symtab.h.
4945 (Output_section_incremental_inputs): New class.
4946 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4947 new incremental info sections.
4948 (Sized_incremental_binary::do_check_inputs): Likewise.
4949 (Incremental_inputs::report_archive): Remove.
4950 (Incremental_inputs::report_archive_begin): New function.
4951 (Incremental_inputs::report_archive_end): New function.
4952 (Incremental_inputs::report_object): New function.
4953 (Incremental_inputs::finalize_inputs): Remove.
4954 (Incremental_inputs::report_input_section): New function.
4955 (Incremental_inputs::report_script): Rewrite.
4956 (Incremental_inputs::finalize): Do nothing but finalize string table.
4957 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4958 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4959 (Incremental_inputs::create_data_sections): New function.
4960 (Incremental_inputs::relocs_entsize): New function.
4961 (Output_section_incremental_inputs::set_final_data_size): New function.
4962 (Output_section_incremental_inputs::do_write): New function.
4963 (Output_section_incremental_inputs::write_header): New function.
4964 (Output_section_incremental_inputs::write_input_files): New function.
4965 (Output_section_incremental_inputs::write_info_blocks): New function.
4966 (Output_section_incremental_inputs::write_symtab): New function.
4967 * incremental.h (Incremental_script_entry): Forward declaration.
4968 (Incremental_object_entry): Forward declaration.
4969 (Incremental_archive_entry): Forward declaration.
4970 (Incremental_inputs): Forward declaration.
4971 (Incremental_inputs_header_data): Remove.
4972 (Incremental_inputs_header): Remove.
4973 (Incremental_inputs_header_write): Remove.
4974 (Incremental_inputs_entry_data): Remove.
4975 (Incremental_inputs_entry): Remove.
4976 (Incremental_inputs_entry_write): Remove.
4977 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4978 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4979 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4980 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4982 (Incremental_input_entry): New class.
4983 (Incremental_script_entry): New class.
4984 (Incremental_object_entry): New class.
4985 (Incremental_archive_entry): New class.
4986 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4987 (Incremental_inputs::report_inputs): Remove.
4988 (Incremental_inputs::report_archive): Remove.
4989 (Incremental_inputs::report_archive_begin): New function.
4990 (Incremental_inputs::report_archive_end): New function.
4991 (Incremental_inputs::report_object): Change prototype.
4992 (Incremental_inputs::report_input_section): New function.
4993 (Incremental_inputs::report_script): Change prototype.
4994 (Incremental_inputs::get_reloc_count): New function.
4995 (Incremental_inputs::set_reloc_count): New function.
4996 (Incremental_inputs::create_data_sections): New function.
4997 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4998 (Incremental_inputs::inputs_section): New function.
4999 (Incremental_inputs::symtab_section): New function.
5000 (Incremental_inputs::relocs_section): New function.
5001 (Incremental_inputs::get_stringpool): Add const.
5002 (Incremental_inputs::command_line): Add const.
5003 (Incremental_inputs::inputs): Remove.
5004 (Incremental_inputs::command_line_key): New function.
5005 (Incremental_inputs::input_file_count): New function.
5006 (Incremental_inputs::input_files): New function.
5007 (Incremental_inputs::relocs_entsize): New function.
5008 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5009 (Incremental_inputs::finalize_inputs): Remove.
5010 (Incremental_inputs::Input_info): Remove.
5011 (Incremental_inputs::lock_): Remove.
5012 (Incremental_inputs::inputs_): Change type.
5013 (Incremental_inputs::inputs_map_): Remove.
5014 (Incremental_inputs::current_object_entry_): New data member.
5015 (Incremental_inputs::inputs_section_): New data member.
5016 (Incremental_inputs::symtab_section_): New data member.
5017 (Incremental_inputs::relocs_section_): New data member.
5018 (Incremental_inputs::reloc_count_): New data member.
5019 (Incremental_inputs_reader): New class.
5020 (Incremental_symtab_reader): New class.
5021 (Incremental_relocs_reader): New class.
5022 * layout.cc (Layout::finalize): Move finalization of incremental info
5023 and creation of incremental info sections to follow finalization of
5024 symbol table. Set offsets for postprocessing sections.
5025 (Layout::create_incremental_info_sections): Call
5026 Incremental_inputs::create_data_sections. Add incremental symtab
5027 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5028 sections to layout after input sections.
5029 * layout.h (struct Timespec): Forward declaration.
5030 (Layout::incremental_inputs): Add const.
5031 (Layout::create_incremental_info_sections): Add parameter.
5032 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5033 * object.cc: Include incremental.h.
5034 (Relobj::finalize_incremental_relocs): New function.
5035 (Sized_relobj::do_layout): Record input sections in incremental info.
5036 * object.h (Object::output_section): New function.
5037 (Object::output_section_offset): Moved from Relobj.
5038 (Object::get_incremental_reloc_base): New function.
5039 (Object::get_incremental_reloc_count): New function.
5040 (Object::do_output_section): New function.
5041 (Object::do_output_section_offset): Moved from Relobj.
5042 (Object::do_get_incremental_reloc_base): New function.
5043 (Object::do_get_incremental_reloc_count): New function.
5044 (Object::Object): Initialize new data members.
5045 (Relobj::output_section): Renamed do_output_section and moved to
5047 (Relobj::output_section_offset): Moved to Object.
5048 (Relobj::do_get_incremental_reloc_base): New function.
5049 (Relobj::do_get_incremental_reloc_count): New function.
5050 (Relobj::allocate_incremental_reloc_counts): New function.
5051 (Relobj::count_incremental_reloc): New function.
5052 (Relobj::finalize_incremental_relocs): New function.
5053 (Relobj::next_incremental_reloc_index): New function.
5054 (Relobj::reloc_counts_): New data member.
5055 (Relobj::reloc_bases_): New data member.
5056 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5057 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5058 (Sized_relobj::incremental_relocs_scan): New function.
5059 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5060 (Sized_relobj::incremental_relocs_write): New function.
5061 (Sized_relobj::incremental_relocs_write_reltype): New function.
5062 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5064 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5065 archives and object files elsewhere.
5066 (Add_symbols::run): Report object files here.
5067 (Finish_group::run): Report end of archive at end of group.
5068 * reloc.cc: Include layout.h, incremental.h.
5069 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5070 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5071 (Sized_relobj::incremental_relocs_scan): New function.
5072 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5073 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5074 (Sized_relobj::incremental_relocs_write): New function.
5075 (Sized_relobj::incremental_relocs_write_reltype): New function.
5076 * script.cc (read_input_script): Rewrite test for incremental link.
5077 Change call to Incremental_inputs::report_script.
5078 * symtab.h (Symbol_table::first_global_index): New function.
5079 (Symbol_table::output_count): New function.
5081 2010-08-12 Doug Kwan <dougkwan@google.com>
5083 * arm.cc (Target_arm::merge_object_attributes): Check command line
5084 options --no-wchar-size-warning and --no-enum-size-warning.
5085 * options.h (General_options): Add ld-compatible options
5086 --no-enum-size-warning and --no-wchar-size-warning.
5088 2010-08-04 Ian Lance Taylor <iant@google.com>
5090 * x86_64.cc (Target_x86_64::Scan::local): Use
5091 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5092 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5093 (Target_x86_64::Scan::global): Likewise.
5094 (Target_x86_64::Relocate::relocate): Likewise.
5095 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5098 2010-08-03 Cary Coutant <ccoutant@google.com>
5100 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5101 to reserve space in merged_strings vector. Keep total input size
5103 (Output_merge_string::do_print_merge_stats): Print total input size.
5104 * merge.h (Output_merge_string): Add input_size_ field.
5105 * stringpool.cc (Stringpool_template::string_length): Move
5106 implementations out of Stringpool_template class and place in
5108 * stringpool.h (string_length): Move out of Stringpool_template.
5110 2010-08-03 Ian Lance Taylor <iant@google.com>
5113 * layout.cc (relaxation_loop_body): If address of load segment is
5114 set, adjust address to include headers if possible.
5116 2010-08-03 Ian Lance Taylor <iant@google.com>
5118 * version.cc (version_string): Bump to 1.10.
5120 2010-08-03 Ian Lance Taylor <iant@google.com>
5123 * layout.h (enum Output_section_order): Define.
5124 (class Layout): Update declarations.
5125 * layout.cc (Layout::get_output_section): Add order parameter.
5126 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5127 is_first_non_relro parameters. Change all callers.
5128 (Layout::choose_output_section): Likewise.
5129 (Layout::add_output_section_data): Likewise.
5130 (Layout::make_output_section): Likewise. Set order.
5131 (Layout::default_section_order): New function.
5132 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5133 * output.cc (Output_section::Output_section): Initialize order_.
5134 Don't initialize deleted fields.
5135 (Output_segment::Output_segment): Don't initialize deleted
5137 (Output_segment::add_output_section_to_load): New function
5138 replacing add_output_section. Change all callers to call this or
5139 add_output_section_to_nonload.
5140 (Output_segment::add_output_section_to_nonload): New function.
5141 (Output_segment::remove_output_section): Rewrite.
5142 (Output_segment::add_initial_output_data): Likewise.
5143 (Output_segment::has_any_data_sections): Likewise.
5144 (Output_segment::is_first_section_relro): Likewise.
5145 (Output_segment::maximum_alignment): Likewise.
5146 (Output_segment::has_dynamic_reloc): New function replacing
5147 dynamic_reloc_count. Change all callers.
5148 (Output_segment::has_dynamic_reloc_list): New function replacing
5149 dynamic_reloc_count_list. Change all callers.
5150 (Output_segment::set_section_addresses): Rewrite.
5151 (Output_segment::set_offset): Rewrite.
5152 (Output_segment::find_first_and_last_list): Remove.
5153 (Output_segment::set_tls_offsets): Rewrite.
5154 (Output_segment::first_section_load_address): Likewise.
5155 (Output_segment::output_section_count): Likewise.
5156 (Output_segment::section_with_lowest_load_address): Likewise.
5157 (Output_segment::write_section_headers): Likewise.
5158 (Output_segment::print_sections_to_map): Likewise.
5159 * output.h (class Output_data): Remove dynamic_reloc_count_
5160 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5161 (Output_data::add_dynamic_reloc): Rewrite.
5162 (Output_data::has_dynamic_reloc): New function.
5163 (Output_data::dynamic_reloc_count): Remove.
5164 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5165 is_last_relro_, is_first_non_relro_, is_interp_,
5166 is_dynamic_linker_section_ fields. Add order and set_order
5167 functions. Remove is_relro_local, set_is_relro_local,
5168 is_last_relro, set_is_last_relro, is_first_non_relro,
5169 set_is_first_non_relro functions, is_interp, set_is_interp,
5170 is_dynamic_linker_section, and set_is_dynamic_linker_section
5172 (class Output_segment): Change Output_data_list from std::list to
5173 std:;vector. Add output_lists_ field. Remove output_data_ and
5174 output_bss_ fields. Update declarations.
5176 2010-08-02 Ian Lance Taylor <iant@google.com>
5178 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5179 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5180 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5182 2010-08-02 Ian Lance Taylor <iant@google.com>
5185 * script.cc (Script_options::Script_options): Initialize
5186 symbol_definitions_ and symbol_references_.
5187 (Script_options::add_symbol_assignment): Update
5188 symbol_definitions_ and symbol_references_.
5189 (Script_options::add_symbol_reference): New function.
5190 (script_symbol): New function.
5191 * script.h (class Script_options): Add symbol_definitions_ and
5192 symbol_references_ fields.
5193 (Script_options::referenced_const_iterator): New type.
5194 (Script_options::referenced_begin): New function.
5195 (Script_options::referenced_end): New function.
5196 (Script_options::is_referenced): New function.
5197 (Script_options::any_unreferenced): New function.
5198 * script-c.h (script_symbol): Declare.
5199 * yyscript.y (exp): Call script_symbol.
5200 * symtab.cc: Include "script.h".
5201 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5202 Change all callers. Check symbols referenced by scripts.
5203 (Symbol_table::add_undefined_symbols_from_command_line): Add
5204 layout parameter. Change all callers.
5205 (Symbol_table::do_add_undefined_symbols_from_command_line):
5206 Likewise. Break out loop body. Check symbols referenced by
5208 (Symbol_table::add_undefined_symbol_from_command_line): New
5209 function broken out of
5210 do_add_undefined_symbols_from_command_line.
5211 * symtab.h (class Symbol_table): Update declarations.
5212 * archive.cc: Include "layout.h".
5213 (Archive::should_include_member): Add layout parameter. Change
5214 all callers. Check for symbol mentioned in expression.
5215 * archive.h (class Archive): Update declaration.
5216 * object.cc (Sized_relobj::do_should_include_member): Add layout
5218 * object.h (Object::should_include_member): Add layout parameter.
5220 (Object::do_should_include_member): Add layout parameter.
5221 (class Sized_relobj): Update declaration.
5222 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5224 * dynobj.h (class Sized_dynobj): Update declaration.
5225 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5227 * plugin.h (class Sized_pluginobj): Update declaration.
5229 2010-08-02 Ian Lance Taylor <iant@google.com>
5232 * output.cc (Output_segment::set_offset): Search for the first and
5233 last sections rather than assuming that the list is in order.
5234 (Output_segment::find_first_and_last_list): New function.
5235 * output.h (class Output_segment): Update declarations.
5236 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5237 (relro_strip_test_SOURCES): New variable.
5238 (relro_strip_test_DEPENDENCIES): New variable.
5239 (relro_strip_test_LDFLAGS): New variable.
5240 (relro_strip_test_LDADD): New variable.
5241 (relro_strip_test.so): New target.
5243 2010-08-02 Ian Lance Taylor <iant@google.com>
5245 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5246 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5247 (Target_i386::got_tlsdesc_section): New function.
5248 (Target_i386::got_section): Create space for GOT entries for
5249 TLSDESC relocations.
5250 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5252 (Target_i386::Scan::global): Likewise.
5253 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5255 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5256 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5257 (Target_x86_64::got_tlsdesc_section): New function.
5258 (Target_x86_64::got_section): Create space for GOT entries for
5259 TLSDESC relocations.
5260 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5262 (Target_x86_64::Scan::global): Likewise.
5263 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5266 2010-08-02 Ian Lance Taylor <iant@google.com>
5268 * testsuite/final_layout.sh: Use dc to convert from hex to
5271 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5273 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5274 paramter to the call to gold::gc_process_relocs.
5275 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5276 paramter to the call to gold::gc_process_relocs.
5277 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5278 parameter to the call to gold::gc_process_relocs.
5279 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5280 template parameter to the call to gold::gc_process_relocs.
5281 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5282 paramter to the call to gold::gc_process_relocs.
5283 * gc.h (get_embedded_addend_size): New function.
5284 (gc_process_relocs): Save the size of the reloc for use by ICF.
5285 * icf.cc (get_section_contents): Get the addend from the text section
5286 for SHT_REL relocation sections.
5287 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5288 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5289 * int_encoding.h (read_from_pointer): New overloaded function.
5290 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5291 * testsuite/icf_sht_rel_addend_test.sh: New file.
5292 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5293 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5295 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5297 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5298 * Makefile.in: Regenerate.
5299 * testsuite/Makefile.in: Regenerate.
5301 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5303 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5304 * gold/testsuite/debug_msg.cc: Likewise.
5305 * gold/testsuite/odr_violation1.cc
5306 * gold/testsuite/odr_violation2.cc
5308 2010-07-21 Cary Coutant <ccoutant@google.com>
5310 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5311 string, and length fields.
5312 (Output_merge_string::Merged_strings_list): New type.
5313 (Output_merge_string::Merged_strings_lists): New typedef.
5314 (Output_merge_string): Replace merged_strings_ with
5315 merged_strings_lists_.
5316 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5317 Merged_strings_list per input object and section. Don't store pointer
5318 to the string. Don't store length with each merged string entry.
5319 (Output_merge_string::finalize_merged_data): Loop over list of merged
5320 strings lists. Recompute length of each merged string.
5322 2010-07-15 Cary Coutant <ccoutant@google.com>
5324 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5327 2010-07-14 Ian Lance Taylor <iant@google.com>
5329 * descriptors.cc (Descriptors::open): Report correct name in error
5332 2010-07-13 Doug Kwan <dougkwan@google.com>
5334 * arm.cc (Arm_input_section::Arm_input_section): For a
5335 SHT_ARM_EXIDX section, always keeps the input sections.
5336 (Arm_input_section::set_exidx_section_link): New method.
5337 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5338 has_errors_ to false.
5339 (Arm_exidx_input_section::has_errors,
5340 Arm_exidx_input_section::set_has_errors): New methods.
5341 (Arm_exidx_input_section::has_errors_): New data member.
5342 (Arm_relobj::get_exidx_shndx_list): New method.
5343 (Arm_output_section::append_text_sections_to_list): Do not skip
5344 section without SHF_EXECINSTR.
5345 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5347 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5348 section header. Make error messages more verbose. Check for
5349 a non-executable section linked to an EXIDX section.
5350 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5351 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5352 check that there is no deferred EXIDX section if we exit early.
5353 Instead of not making an EXIDX section in case of an error, make one
5354 and set the has_errors flag of it.
5355 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5356 in a relocatable link.
5357 (Target_arm::do_relax): Look for the EXIDX output section instead of
5358 assuming that it is called .ARM.exidx.
5359 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5360 section list. Do not check for SHF_EXECINSTR section flags but
5361 skip any input section with errors.
5362 * output.cc (Output_section::Output_section): Initialize
5363 always_keeps_input_sections_ to false.
5364 (Output_section::add_input_section): Check for
5365 always_keeps_input_sections_.
5366 * output.h (Output_section::always_keeps_input_sections,
5367 Output_section::set_always_keeps_input_sections): New methods.
5368 (Output_section::always_keeps_input_sections): New data member.
5370 2010-07-13 Rafael Espindola <espindola@google.com>
5372 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5373 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5375 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5376 Ian Lance Taylor <iant@google.com>
5378 * output.h (Output_section_lookup_maps::add_merge_section):
5379 Correct check of whether value was inserted.
5380 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5381 (Output_section_lookup_maps::add_relaxed_input_section):
5383 * arm.cc (Target_arm::got_section): Remove used local os.
5384 * i386.cc (Target_i386::got_section): Likewise.
5385 * x86_64.cc (Target_x86_64::got_section): Likewise.
5386 * sparc.cc (Target_sparc::got_section): Likewise.
5387 (Target_sparc::relocate): Remove unused local have_got_offset.
5388 * powerpc.cc (Target_powerpc::relocate): Likewise.
5390 2010-07-13 Ian Lance Taylor <iant@google.com>
5392 * compressed_output.cc (zlib_decompress): Fix signature in
5395 * archive.cc (Archive::include_member): Unlock an external member
5396 of a thin archive. Don't bother to delete an object we know is
5399 2010-07-12 Cary Coutant <ccoutant@google.com>
5401 * compressed_output.cc (zlib_decompress): New function.
5402 (get_uncompressed_size): New function.
5403 (decompress_input_section): New function.
5404 * compressed_output.h (get_uncompressed_size): New function.
5405 (decompress_input_section): New function.
5406 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5407 Handle compressed debug sections.
5408 * layout.cc (is_compressed_debug_section): New function.
5409 (Layout::output_section_name): Map compressed section names to
5411 * layout.h (is_compressed_debug_section): New function.
5412 (is_debug_info_section): Recognize compressed debug sections.
5413 * merge.cc: Include compressed_output.h.
5414 (Output_merge_data::do_add_input_section): Handle compressed
5416 (Output_merge_string::do_add_input_section): Handle compressed
5418 * object.cc: Include compressed_output.h.
5419 (Sized_relobj::Sized_relobj): Initialize new data members.
5420 (build_compressed_section_map): New function.
5421 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5422 * object.h (Object::section_is_compressed): New method.
5423 (Object::do_section_is_compressed): New method.
5424 (Sized_relobj::Compressed_section_map): New type.
5425 (Sized_relobj::do_section_is_compressed): New method.
5426 (Sized_relobj::compressed_sections_): New data member.
5427 * output.cc (Output_section::add_input_section): Handle compressed
5429 * reloc.cc: Include compressed_output.h.
5430 (Sized_relobj::write_sections): Handle compressed debug sections.
5432 2010-07-08 Cary Coutant <ccoutant@google.com>
5434 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5435 weak when resolving to a dynamic def.
5436 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5437 for weak undef/dynamic def cases. Adjust callers.
5438 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5439 undef_binding_weak_.
5440 (Symbol_table::sized_write_globals): Adjust symbol binding.
5441 (Symbol_table::sized_write_symbol): Add binding parameter.
5442 * symtab.h (Symbol::set_undef_binding): New method.
5443 (Symbol::is_undef_binding_weak): New method.
5444 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5445 (Symbol_table::should_override): Add new parameter.
5446 (Symbol_table::sized_write_symbol): Add new parameter.
5448 * testsuite/weak_undef_file1.cc: Add new test case.
5449 * testsuite/weak_undef_file2.cc: Fix header comment.
5450 * testsuite/weak_undef_test.cc: Add new test case.
5452 2010-06-29 Doug Kwan <dougkwan@google.com>
5454 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5455 Initialize USE_SYMBOL_.
5456 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5458 (Arm_reloc_property::uses_symbol_): New data member declaration.
5459 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5460 uses symbol value and symbol is undefined but not weakly undefined.
5462 2010-06-28 Rafael Espindola <espindola@google.com>
5464 * plugin.cc (Plugin::load): Use dlerror.
5466 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5468 * symtab.cc (detect_odr_violations): When reporting an ODR
5469 violation, report an object where the symbol is defined.
5471 2010-06-25 Doug Kwan <dougkwan@google.com>
5473 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5474 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5476 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5477 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5478 target hook to detect function points.
5479 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5480 * icf.h (Icf::check_section_for_function_pointers): Change type of
5481 parameter SECTION_NAME to const reference to std::string. Use
5482 target hook to determine if section may have unsafe pointers.
5483 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5486 2010-06-21 Rafael Espindola <espindola@google.com>
5488 * fileread.cc (Input_file::find_fie): New
5489 (Input_file::open): Use Input_file::find_fie.
5490 * fileread.h (Input_file::find_fie): New
5491 * plugin.cc (set_extra_library_path): New.
5492 (Plugin::load): Add set_extra_library_path to the transfer vector.
5493 (Plugin_manager::set_extra_library_path): New.
5494 (Plugin_manager::add_input_file): Use the extra search path if set.
5495 (set_extra_library_path(): New.
5496 * plugin.h (Plugin_manager): Add set_extra_library_path and
5499 2010-06-19 Cary Coutant <ccoutant@google.com>
5501 * layout.cc (gdb_sections): Add .debug_types.
5502 (lines_only_debug_sections): Likewise.
5504 2010-06-18 Rafael Espindola <espindola@google.com>
5506 * plugin.cc (add_input_file,add_input_library)
5507 (Plugin_manager::add_input_file): Make filename arguments const.
5508 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5511 2010-06-16 Doug Kwan <dougkwan@google.com>
5513 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5514 .ARM.attributes section if we have not merged any input
5515 attributes sections.
5517 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5519 * arm.cc: Allow combining objects with no EABI version
5522 2010-06-15 Rafael Espindola <espindola@google.com>
5524 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5526 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5528 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5529 (struct iovec): Correct !HAVE_READV definition.
5531 2010-06-10 Cary Coutant <ccoutant@google.com>
5533 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5534 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5536 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5539 * symtab.h (Symbol::is_placeholder): New member function.
5540 * target-reloc.h (relocate_section): Check for placeholder symbols.
5542 * testsuite/Makefile.am (plugin_test_8): New test.
5543 (plugin_test_9): New test.
5544 * testsuite/Makefile.in: Regenerate.
5546 2010-06-09 Nick Clifton <nickc@redhat.com>
5548 * yyscript.y (input_list_element): Allow strings prefixed with
5549 the '-' character. Treat these as libraries.
5550 * script.cc (script_add_library): New function. Adds a library
5551 specified by "-l<name>" found in an input script.
5552 * script-c.h: Add prototype for script_add_library.
5554 2010-06-07 Doug Kwan <dougkwan@google.com>
5556 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5557 Restrict stub-group size to be within long conditional branch
5558 range when working around cortex-A8 erratum.
5560 2010-06-07 Damien Diederen <dd@crosstwine.com>
5562 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5565 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5569 (Output_section::Input_section_sort_entry::compare_section_ordering):
5570 Change to return non-zero correctly.
5571 (Output_section::Input_section_sort_section_order_index_compare
5572 ::operator()): Change to fix ambiguity in comparisons.
5574 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5576 * gold.h (is_wildcard_string): New function.
5577 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5578 (Layout::layout_eh_frame): Ditto.
5579 (Layout::find_section_order_index): New method.
5580 (Layout::read_layout_from_file): New method.
5581 * layout.h (Layout::find_section_order_index): New method.
5582 (Layout::read_layout_from_file): New method.
5583 (Layout::input_section_position_): New private member.
5584 (Layout::input_section_glob_): New private member.
5585 * main.cc (main): Call read_layout_from_file here.
5586 * options.h (--section-ordering-file): New option.
5587 * output.cc (Output_section::input_section_order_specified_): New
5589 (Output_section::Output_section): Initialize new member.
5590 (Output_section::add_input_section): Add new parameter.
5591 Keep input sections when --section-ordering-file is used.
5592 (Output_section::set_final_data_size): Sort input sections when
5593 section ordering file is specified.
5594 (Output_section::Input_section_sort_entry): Add new parameter.
5596 (Output_section::Input_section_sort_entry::compare_section_ordering):
5598 (Output_section::Input_section_sort_compare::operator()): Change to
5599 consider section_order_index.
5600 (Output_section::Input_section_sort_init_fini_compare::operator()):
5601 Change to consider section_order_index.
5602 (Output_section::Input_section_sort_section_order_index_compare
5603 ::operator()): New method.
5604 (Output_section::sort_attached_input_sections): Change to sort
5605 according to section order when specified.
5606 (Output_section::add_input_section<32, true>): Add new parameter.
5607 (Output_section::add_input_section<64, true>): Add new parameter.
5608 (Output_section::add_input_section<32, false>): Add new parameter.
5609 (Output_section::add_input_section<64, false>): Add new parameter.
5610 * output.h (Output_section::add_input_section): Add new parameter.
5611 (Output_section::input_section_order_specified): New
5613 (Output_section::set_input_section_order_specified): New method.
5614 (Input_section::Input_section): Initialize section_order_index_.
5615 (Input_section::section_order_index): New method.
5616 (Input_section::set_section_order_index): New method.
5617 (Input_section::section_order_index_): New member.
5618 (Input_section::Input_section_sort_section_order_index_compare): New
5620 (Output_section::input_section_order_specified_): New member.
5621 * script-sections.cc (is_wildcard_string): Delete and move modified
5623 (Output_section_element_input::Output_section_element_input): Modify
5624 call to is_wildcard_string.
5625 (Output_section_element_input::Input_section_pattern
5626 ::Input_section_pattern): Ditto.
5627 (Output_section_element_input::Output_section_element_input): Ditto.
5628 * testsuite/Makefile.am (final_layout): New test case.
5629 * testsuite/Makefile.in: Regenerate.
5630 * testsuite/final_layout.cc: New file.
5631 * testsuite/final_layout.sh: New file.
5633 2010-06-01 Rafael Espindola <espindola@google.com>
5635 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5637 2010-06-01 Rafael Espindola <espindola@google.com>
5639 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5640 visibility of symbols.
5642 2010-05-27 Doug Kwan <dougkwan@google.com>
5644 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5645 from start of output section instead of address for a local symbol
5646 in a merged or relaxed section when doing a relocatable link.
5648 2010-05-26 Rafael Espindola <espindola@google.com>
5651 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5652 adding sections the garbage collector removed.
5653 * gold/testsuite/Makefile.am: Add test.
5654 * gold/testsuite/Makefile.in: Regenerate.
5655 * gold/testsuite/plugin_test_7.sh: New.
5656 * gold/testsuite/plugin_test_7_1.c: New.
5657 * gold/testsuite/plugin_test_7_2.c: New.
5659 2010-05-26 Rafael Espindola <espindola@google.com>
5661 * script-sections.cc (Output_section_definition::set_section_addresses):
5662 Check for --section-start.
5664 2010-05-26 Doug Kwan <dougkwan@google.com>
5666 * arm.cc (Arm_scan_relocatable_relocs): New class.
5667 (Target_arm::relocate_special_relocatable): New method.
5668 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5669 (Arm_relocate_functions::thumb_branch_common): Same.
5670 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5671 instead of Default_scan_relocatable_relocs.
5672 * target-reloc.h (relocate_for_relocatable): Let target handle
5673 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5674 * target.h (Sized_target::relocate_special_relocatable): New method.
5676 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5678 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5680 2010-05-23 Doug Kwan <dougkwan@google.com>
5682 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5684 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5685 with a direct branch, not a conditional branch, to a stub.
5686 * merge.cc (Output_merge_base::record_input_section): New method
5688 (Output_merge_data::do_add_input_section): Record input section if
5689 keeps-input-sections flag is set.
5690 (Output_merge_string::do_add_input_section): Ditto.
5691 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5692 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5694 (Output_merge_base::keeps_input_sections,
5695 Output_merge_base::set_keeps_input_sections,
5696 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5698 (Output_merge_base::Input_sections): New type declaration.
5699 (Output_merge_base::input_sections_begin,
5700 Output_merge_base::input_sections_end,
5701 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5702 (Output_merge_base::bool keeps_input_sections_,
5703 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5704 Output_merge_base::input_sections_): New data members.
5705 (Output_merge_data::do_set_keeps_input_sections): New method
5707 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5708 * output.cc (Output_section::Input_section::relobj): Move method
5709 defintion from class declaration to here and handle merge sections.
5710 (Output_section::Input_section::shndx): Ditto.
5711 (Output_section::Output_section): Remove initializations of removed
5712 data members and initialize new data member LOOKUP_MAPS_.
5713 (Output_section::add_input_section): Set keeps-input-sections flag
5714 for a newly created merge output section as appropriate. Adjust code
5715 to use Output_section_lookup_maps class.
5716 (Output_section::add_relaxed_input_section): Adjst code for lookup
5717 maps code refactoring.
5718 (Output_section::add_merge_input_section): Add a new parameter
5719 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5720 class. If adding input section to a newly created merge output
5721 section fails, remove the new merge section.
5722 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5723 Adjust code for use of the Output_section_lookup_maps class.
5724 (Output_section::find_merge_section): Ditto.
5725 (Output_section::build_lookup_maps): New method defintion.
5726 (Output_section::find_relaxed_input_section): Adjust code to use
5727 Output_section_lookup_maps class.
5728 (Output_section::get_input_sections): Export merge sections. Adjust
5729 code to use Output_section_lookup_maps class.
5730 (Output_section:::add_script_input_section): Adjust code to use
5731 Output_section_lookup_maps class. Update lookup maps for merge
5733 (Output_section::discard_states): Use Output_section_lookup_maps.
5734 (Output_section::restore_states): Same.
5735 * output.h (Merge_section_properties): Move class defintion out of
5737 (Output_section_lookup_maps): New class.
5738 (Output_section::Input_section::is_merge_section): New method
5740 (Output_section::Input_section::relobj): Move defintion out of class
5741 defintion. Declare method only.
5742 (Output_section::Input_section::shndx): Ditto.
5743 (Output_section::Input_section::output_merge_base): New method defintion.
5744 (Output_section::Input_section::u2_.pomb): New union field.
5745 (Output_section::Merge_section_by_properties_map,
5746 Output_section::Output_section_data_by_input_section_map,
5747 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5749 (Output_section::add_merge_input_section): Add new parameter
5750 KEEPS_INPUT_SECTIONS.
5751 (Output_section::build_lookup_maps): New method declaration.
5752 (Output_section::merge_section_map_,
5753 Output_section::merge_section_by_properties_map_,
5754 Output_section::relaxed_input_section_map_,
5755 Output_section::is_relaxed_input_section_map_valid_): Remove data
5757 (Output_section::lookup_maps_): New data member.
5759 2010-05-21 Doug Kwan <dougkwan@google.com>
5762 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5763 avoid a compilation error.
5765 2010-05-19 Rafael Espindola <espindola@google.com>
5767 * script-sections.cc (Output_section_definition::allocate_to_segment):
5768 Update the phdrs_list even when the output section is NULL.
5769 * testsuite/Makefile.am: Add test.
5770 * testsuite/Makefile.in: Regenerate.
5771 * testsuite/script_test_9.cc: New.
5772 * testsuite/script_test_9.sh: New.
5773 * testsuite/script_test_9.t: New.
5775 2010-05-19 Doug Kwan <dougkwan@google.com>
5777 * arm.cc (Arm_input_section::original_size): New method.
5778 (Arm_input_section::do_addralign): Add a cast.
5779 (Arm_input_section::do_output_offset): Remove static cast.
5780 (Arm_input_section::original_addralign,
5781 Arm_input_section::original_size_): Change type to uint32_t.
5782 (Arm_input_section::init): Add safe casts for section alignment
5784 (Arm_input_section::set_final_data_size): Do not set address and
5785 offset of stub table.
5786 (Arm_output_section::fix_exidx_coverage): Change use of of
5787 Output_section::Simple_input_section to that of
5788 Output_section::Input_section.
5789 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5790 except for the first pass.
5791 * output.cc (Output_section::get_input_sections): Change type of
5792 input_sections to std::list<Input_section>.
5793 (Output_section::add_script_input_section): Rename from
5794 Output_section::add_simple_input_section. Change type of SIS
5795 parameter from Simple_input_section to Input_section.
5796 * output.h (Output_section::Simple_input_section): Remove class.
5797 (Output_section::Input_section): Change class visibility to public.
5798 (Output_section::Input_section::addralign): Use stored alignments
5799 for special input sections if set.
5800 (Output_section::Input_section::set_addralign): New method.
5801 (Output_section::get_input_sections): Change parameter type from
5802 list of Simple_input_section to list of Input_section.
5803 (Output_section::add_script_input_section): Rename from
5804 Output_section::add_simple_input_section. Change first parameter's
5805 type from Simple_input_section to Input_section and remove the
5806 second and third parameters.
5807 * script-sections.cc (Input_section::Input_section_list): Change
5808 type to list of Output_section::Input_section/
5809 (Input_section_info::Input_section_info): Change parameter type of
5810 INPUT_SECTION to Output_section::Input_section.
5811 (Input_section_info::input_section): Change return type.
5812 (Input_section_info::input_section_): Change type to
5813 Output_section::Input_section.
5814 (Output_section_element_input::set_section_addresses): Adjust code
5815 to use Output_section::Input_section instead of
5816 Output_section::Simple_input_section. Adjust code for renaming
5817 of Output_section::add_simple_input_section.
5818 (Orphan_output_section::set_section_addresses): Ditto.
5820 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5822 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5823 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5825 2010-05-18 Rafael Espindola <espindola@google.com>
5827 * options.cc (General_options::finalize): Handle -nostdlib.
5828 * options.h (nostdlib): New option.
5829 * script.cc (script_add_search_dir): Handle -nostdlib.
5831 2010-05-12 Doug Kwan <dougkwan@google.com>
5833 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5834 attributes section only if there no attributes section after merging.
5835 (Target_arm::merge_object_attributes): Move value of
5836 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5837 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5838 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5839 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5840 and arm_attr_merge_7.stdout.
5841 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5842 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5843 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5844 arm_attr_merge_7b.o): New rules.
5845 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5847 * testsuite/Makefile.in: Regenerate.
5848 * testsuite/arm_attr_merge.sh: New file.
5849 * testsuite/arm_attr_merge_[67][ab].s: Same.
5851 2010-05-05 Nick Clifton <nickc@redhat.com>
5853 * po/es.po: Updated Spanish translation.
5855 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5857 * Makefile.am (install-exec-local): Properly install gold as
5858 default cross linker.
5859 * Makefile.in: Regenerated.
5861 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5862 Nick Clifton <nickc@redhat.com>
5864 * configure.ac (install_as_default): Define and set to false
5865 unless --enable-gold or --enable-gold=both/gold has been
5867 * configure: Regenerate.
5869 * Makefile.am (install-exec-local): Install the executable as
5870 'ld.gold'. If install_as_default is true then also install it as
5872 * Makefile.in: Regenerated.
5874 2010-04-24 Ian Lance Taylor <iant@google.com>
5876 * layout.cc (Layout::layout_reloc): In relocatable link don't
5877 combine reloc sections for grouped sections.
5879 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5881 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5882 sections that are not ordinary to icf.
5883 * icf.cc (get_section_contents): Handle relocation pointing to section
5884 with no object or shndx information.
5885 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5886 * testsuite/Makefile.in: Regenerate.
5887 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5888 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5890 2010-04-22 Ian Lance Taylor <iant@google.com>
5892 * expression.cc (Expression::Expression_eval_info): Add
5893 result_alignment_pointer field.
5894 (Expression::eval_with_dot): Add result_alignment_pointer
5895 parameter. Change all callers.
5896 (Expression::eval_maybe_dot): Likewise.
5897 (class Binary_expression): Add alignment_pointer parameter to
5898 left_value and right_value. Change all callers.
5899 (BINARY_EXPRESSION): Set result alignment.
5900 (class Trinary_expression): Add alignment_pointer parameter to
5901 arg2_value and arg3_value. Change all callers.
5902 (Trinary_cond::value): Set result alignment.
5903 (Max_expression::value, Min_expression::value): Likewise.
5904 (Align_expression::value): Likewise.
5905 * script-sections.cc (class Sections_element): Add dot_alignment
5906 parameter to set_section_addresses virtual function. Update
5908 (class Output_section_element): Likewise.
5909 (Script_sections::create_segments): Add dot_alignment parameter.
5911 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5912 (Script_sections::set_phdrs_clause_addresses): Likewise.
5913 * script-sections.h: Update declarations.
5914 * script.h: Update declarations.
5915 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5917 * testsuite/script_test_3.t: Set large alignment.
5918 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5919 segment has expected alignment.
5921 2010-04-22 Nick Clifton <nickc@redhat.com>
5923 * po/gold.pot: Updated by the Translation project.
5924 * po/vi.po: Updated Vietnamese translation.
5926 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5928 * testsuite/Makefile.am (check_PROGRAMS): Add
5929 icf_virtual_function_folding_test.
5930 * testsuite/Makefile.in: Regenerated.
5932 2010-04-15 Andrew Haley <aph@redhat.com>
5934 * options.h (merge_exidx_entries): New option.
5935 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5936 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5937 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5938 (Target_arm::merge_exidx_entries): New function.
5939 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5940 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5941 to Arm_exidx_fixup constructor.
5942 Add new arg, merge_exidx_entries.
5943 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5944 Arm_output_section::fix_exidx_coverage.
5946 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5948 * icf.cc (get_section_contents): Check for preemptible functions.
5949 Ignore addend when appropriate.
5950 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5952 (add_from_relobj): Check for section folded.
5953 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5954 * symtab.h (should_add_dynsym_entry): Add new parameter.
5955 * target-reloc.h (scan_relocs): Check for section folded.
5956 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5957 Check reloc types for function pointers in shared objects.
5958 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5960 (icf_preemptible_functions_test): New test case.
5961 (icf_string_merge_test): New test case.
5962 * testsuite.Makefile.in: Regenerate.
5963 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5964 bar_glob. Refactor code.
5965 * testsuite/icf_preemptible_functions_test.cc: New file.
5966 * testsuite/icf_preemptible_functions_test.sh: New file.
5967 * testsuite/icf_string_merge_test.cc: New file.
5968 * testsuite/icf_string_merge_test.sh: New file.
5969 * testsuite/icf_virtual_function_folding_test.cc: New file.
5970 * testsuite/icf_virtual_function_folding_test.sh: New file.
5972 2010-04-14 Doug Kwan <dougkwan@google.com>
5974 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5975 for local symbol recounting if we remove a section due to ICF.
5976 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5977 there are no regular objects in input.
5979 2010-04-13 Doug Kwan <dougkwan@google.com>
5981 * arm.cc (Arm_input_section::set_final_data_size): Compute
5982 accurate final data size instead of using current data size.
5984 2010-04-09 Doug Kwan <dougkwan@google.com>
5986 * layout.cc (Layout::choose_output_section): Handle script section
5988 (Layout::make_output_section_for_script): Add section type parameter.
5989 Handle script section types.
5990 * layout.h (Layout::make_output_section_for_script): Add section
5992 * output.cc (Output_section::Output_section): Initialize data member
5994 (Output_section::do_reset_address_and_file_offset): Do not set address
5995 to 0 if section is a NOLOAD section.
5996 * output.h (Output_section::is_noload): New method.
5997 (Output_section::set_is_noload): Ditto.
5998 (Output_section::is_noload_): New data member.
5999 * script-c.h (Script_section_type): New enum type.
6000 (struct Parser_output_section_header): Add new file section_type.
6001 * script-sections.cc (Sections_element::output_section_name): Add
6002 parameter for returning script section type.
6003 (Output_section_definition::output_section_name): Ditto.
6004 (Output_section_definition::section_type)P; New method.
6005 (Output_section_definiton::script_section_type_name): Ditto.
6006 (Output_section_definition::script_section_type_): New data member.
6007 (Output_section_definition::Output_section_definition): Initialize
6008 data member Output_section_definition::script_section_type_.
6009 (Output_section_definition::create_sections): Pass script section type
6010 to Layout::make_output_section_for_script.
6011 (Output_section_definition::output_section_name): Return script
6012 section type to caller.
6013 (Output_section_definition::set_section_address): Do not advance
6014 dot value and load address if section type is NOLOAD. Set address
6015 of NOLOAD sections regardless of section flags.
6016 (Output_section_definition::print): Print section type if it is
6017 not SCRIPT_SECTION_TYPE_NONE.
6018 (Output_section_definition::section_type): New method.
6019 (Output_section_definition::script_section_type_name): Ditto.
6020 (Script_sections::output_section_name): Add new parameter
6021 PSECTION_TYPE for returning script section type. Pass it to
6022 section elements. Handle discard sections.
6023 (Sort_output_sections::operator()): Handle NOLOAD sections.
6024 * script-sections.h (Script_sections::Section_type): New enum type.
6025 (Script_sections::output_section_name): Add a new parameter for
6026 returning script section type.
6027 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6029 * yyscript.y (union): Add new field SECTION_TYPE.
6030 (COPY, DSECT, INFO, NOLOAD): New tokens.
6031 (opt_address_and_section_type): Change type to output_section_header.
6032 (section_type): New non-terminal
6033 (section_header): Handle section type.
6034 (opt_address_and_section_type): Return section type value.
6036 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6038 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6039 * testsuite/plugin_common_test_2.c (foo): Likewise.
6041 2010-04-08 Doug Kwan <dougkwan@google.com>
6043 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6045 * output.cc (Output_section::add_merge_input_section): Simplify
6046 code and return status of Output_merge_base::add_input_section.
6047 Update merge section map only if Output_merge_base::add_input_section
6050 2010-04-07 Doug Kwan <dougkwan@google.com>
6052 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6053 if section is marked as containing instructions but has no mapping
6055 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6056 correct section index.
6057 (Arm_relobj::find_linked_text_section): Ditto.
6059 2010-04-07 Cary Coutant <ccoutant@google.com>
6061 * archive.cc (include_member): Destroy Read_symbols_data object before
6063 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6064 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6065 (Read_symbols_data::~Read_symbols_data) New destructor.
6066 (Section_relocs::Section_relocs) New constructor.
6067 (Section_relocs::~Section_relocs) New destructor.
6068 (Read_relocs_data::Read_relocs_data) New constructor.
6069 (Read_relocs_data::~Read_relocs_data) New destructor.
6070 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6071 pointers to NULL after deleting.
6073 2010-04-07 Doug Kwan <dougkwan@google.com>
6075 * arm.cc: Replace "endianity" with "endianness" in comments.
6076 (Arm_exidx_cantunwind): Ditto.
6077 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6078 (Arm_relobj::merge_flags_and_attributes): New method.
6079 (Arm_relobj::merge_flags_and_attributes_): New data member.
6080 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6081 (Arm_relobj::scan_sections_for_stubs): Ditto.
6082 (Arm_relobj::do_read_symbols): Check to see if we really want to
6083 merge processor-specific flags and attributes. Exit early if
6084 an object is empty except for section names and the undefined symbol.
6085 (Target_arm::do_finalize_sections): Move check for ELF format to
6086 Arm_relobj::do_read_symbols. Merge processor specific flags and
6087 attributes from a regular object only when we have determined that
6088 it is aapropriate. Do not create an .ARM.attributes section in
6089 output if there is no regular input object.
6090 (Target_arm::merge_processor_specific_flags): Check
6091 --warn-mismatch before printing any error.
6092 (Target_arm::merge_object_attributes): Ditto.
6093 * gold.cc (queue_middle_tasks): Handle the case in which there is
6094 no regular object in input.
6095 * options.cc (General_options::parse_EB): New method.
6096 (General_options::parse_EL): Same.
6097 (General_options::General_options): Initialize endianness_.
6098 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6100 (General_options::Endianness): New enum.
6101 (General_options::endianness): New method.
6102 (General_options::endianness_): New data member.
6103 * parameters.cc (Parameters::set_options): Check target endianness.
6104 (Parameters::set_target_once): Ditto.
6105 (Parameters::check_target_endianness): New method.
6106 (parameters_force_valid_target): If either -EL or -EB is specified,
6107 use it to define endianness of default target.
6108 * parameters.h (Parameters::check_target_endianness): New method
6110 * target.h (class Target): Change "endianity" to "endianness"
6113 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6115 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6116 * configure: Regenerate.
6117 * Makefile.in: Regenerate.
6118 * testsuite/Makefile.in: Regenerate.
6120 2010-04-06 Cary Coutant <ccoutant@google.com>
6123 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6124 prevailing definitions of common symbols.
6125 * testsuite/plugin_test_6.sh: New test case.
6126 * testsuite/plugin_common_test_1.c: New test case.
6127 * testsuite/plugin_common_test_2.c: New test case.
6128 * testsuite/Makefile.am (plugin_test_6): New test case.
6129 * testsuite/Makefile.in: Regenerate.
6131 2010-04-06 Nick Clifton <nickc@redhat.com>
6133 * po/vi.po: New Vietnamese translation.
6135 2010-03-30 Doug Kwan <dougkwan@google.com>
6137 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6139 2010-03-25 Doug Kwan <dougkwan@google.com>
6141 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6142 to avoid a conversion warning on a 32-bit host.
6144 2010-03-24 Ian Lance Taylor <iant@google.com>
6146 * testsuite/script_test_3.t: Add a TLS segment.
6147 * testsuite/Makefile.am (check_PROGRAMS): Add
6148 tls_phdrs_script_test.
6149 (tls_phdrs_script_test_SOURCES): Define.
6150 (tls_phdrs_script_test_DEPENDENCIES): Define.
6151 (tls_phdrs_script_test_LDFLAGS): Define.
6152 (tls_phdrs_script_test_LDADD): Define.
6153 * testsuite/Makefile.in: Rebuild.
6155 2010-03-23 Cary Coutant <ccoutant@google.com>
6157 * fileread.cc (find_or_make_view): Fix comment.
6159 2010-03-23 Ian Lance Taylor <iant@google.com>
6161 * script-sections.cc (class Orphan_section_placement): Define
6162 PLACE_TLS and PLACE_TLS_BSS.
6163 (Orphan_section_placement::Orphan_section_placement): Initialize
6165 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6166 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6167 (tls_script_test_SOURCES): Define.
6168 (tls_script_test_DEPENDENCIES): Define.
6169 (tls_script_test_LDFLAGS): Define.
6170 (tls_script_test_LDADD): Define.
6171 * testsuite/Makefile.in: Rebuild.
6173 2010-03-22 Doug Kwan <dougkwan@google.com>
6175 * arm.cc (Arm_relocate_functions::abs8,
6176 Arm_relocate_functions::abs16): Use correct check for overflow
6177 specified in the ARM ELF specs.
6178 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6179 target of a BLX instruction specially.
6180 (Reloc_stub::stub_type_for_reloc): Ditto.
6181 (Relocate::relocate): Use symbolic names instead of numeric relocation
6182 codes to report error.
6183 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6185 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6186 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6187 thumb2_blx_out_of_range.stdout
6188 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6189 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6190 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6191 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6192 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6193 thumb2_blx_in_range, thumb2_blx_in_range.o,
6194 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6195 thumb2_blx_out_of_range.o): New rules.
6196 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6197 thumb2_blx_in_range and thumb2_blx_out_of_range.
6198 * testsuite/Makefile.in: Regenerate.
6199 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6200 * testsuite/thumb_blx_in_range.s: New file.
6201 * testsuite/thumb_blx_out_of_range.s: New file.
6203 2010-03-22 Rafael Espindola <espindola@google.com>
6205 * archive.cc (Should_include): Move to archive.h.
6206 (should_include_member): Make it a member of Archive.
6208 (Add_lib_group_symbols): New.
6209 * archive.h: Include options.h.
6210 (Archive_member): Moved from Archive.
6211 (Should_include): Moved from archive.cc.
6213 (Add_lib_group_symbols): New.
6214 * dynobj.cc (do_should_include_member): New.
6215 * dynobj.h (do_should_include_member): New.
6216 * gold.cc (queue_initial_tasks): Update call to queue.
6217 * main.cc (main): Print lib group stats.
6218 * object.cc (do_should_include_member): New.
6219 * object.h: Include archive.h.
6220 (Object::should_include_member): New.
6221 (Object::do_should_include_member): New.
6222 (Sized_relobj::do_should_include_member): New.
6223 * options.cc (General_options::parse_start_lib): New.
6224 (General_options::parse_end_lib): New.
6225 (Input_arguments::add_file): Handle lib groups.
6226 (Input_arguments::start_group): Check we are not in a lib.
6227 (Input_arguments::start_lib): New.
6228 (Input_arguments::end_lib): New.
6229 * options.h (General_options): Add start_lib and end_lib.
6230 (Input_argument::lib_): New.
6231 (Input_argument::lib): New.
6232 (Input_argument::is_lib): New.
6233 (Input_file_lib): New.
6234 (Input_arguments::in_lib_): New.
6235 (Input_arguments::in_lib): New.
6236 (Input_arguments::start_lib): New.
6237 (Input_arguments::end_lib_): New.
6238 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6239 in unused members as preempted.
6240 (Sized_pluginobj::do_should_include_member): New.
6241 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6242 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6244 (Read_symbols::do_whole_lib_group): New.
6245 (Read_symbols::do_lib_group): New.
6246 (Read_symbols::do_read_symbols): Handle lib groups.
6247 (Read_symbols::get_name): Handle lib groups.
6248 * readsyms.h (Read_symbols): Add an archive member pointer.
6249 (Read_symbols::do_whole_lib_group): New.
6250 (Read_symbols::do_lib_group): New.
6251 (Read_symbols::member_): New.
6252 * script.cc (read_input_script): Update call to queue_soon.
6254 2010-03-19 Doug Kwan <dougkwan@google.com>
6256 * arm.cc (Stub_table::Stub_table): Initialize new data members
6257 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6258 (Stub_table::add_reloc_stub): Assign stub offset and update
6259 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6260 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6262 (Stub_table::update_data_size_and_addralign): Use
6263 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6264 instead of going over all reloc stubs.
6265 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6266 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6267 Stringpool_template::offset_ to size of Stringpool_char.
6268 (Stringpool_template::new_key_offset): Remove code to initialize
6269 Stringpool_template::offset_.
6270 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6271 Stringpool_template::offset_ to zero.
6273 2010-03-15 Doug Kwan <dougkwan@google.com>
6275 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6277 (Stringpool_template::new_key_offset): New method.
6278 (Stringpool_template::add_string): Assign offsets when adding new
6280 (Stringpool_template::set_string_offsets): Do not set string offsets
6281 when not optimizing.
6282 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6284 (Chunked_vector::clear): Clear size_.
6285 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6286 (Chunked_vector::size): Return size_.
6287 (Chunked_vector::push_back): Use size_ to find insert position.
6288 (Chunked_vector::size_): New data member.
6289 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6290 (Stringpool_template::new_key_offset): New method declaration.
6291 (Stringpool_template::offset_): New data member.
6293 2010-03-15 Rafael Espindola <espindola@google.com>
6295 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6296 Add_symbols' constructor.
6297 * readsyms.h (Add_symbols): Remove the input_group member.
6299 2010-03-10 Ian Lance Taylor <iant@google.com>
6301 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6302 target to ask whether a reference to a symbol requires a stack
6304 * target.h (Target::is_call_to_non_split): New function.
6305 (Target::do_is_call_to_non_split): Declare virtual function.
6306 * target.cc: Include "symtab.h".
6307 (Target::do_is_call_to_non_split): New function.
6308 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6310 2010-03-10 Cary Coutant <ccoutant@google.com>
6312 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6313 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6314 (File_read::open[2]): Add whole_file_view_ to list of views.
6315 (File_read::make_view): Remove test of whole_file_view_.
6316 (File_read::find_or_make_view): Create whole_file_view_ if
6318 (File_read::clear_views): Replace bool parameter with enum;
6319 adjust all callers. Don't delete views with permanent data;
6320 do delete cached views and views from archives if
6321 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6322 if clearing the corresponding view.
6323 * fileread.h (File_read::Clear_views_mode): New enum.
6324 (File_read::View::is_permanent_view): New method.
6325 (File_read::clear_views): Replace bool parameter
6326 with enum; adjust all callers.
6327 * options.h (General_options): Change keep_files_mapped option;
6328 add map_whole_files.
6329 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6331 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6334 2010-03-10 David S. Miller <davem@davemloft.net>
6336 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6338 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6340 * icf.cc (get_section_contents): Add '@' marker after processing the
6343 2010-03-08 Doug Kwan <dougkwan@google.com>
6345 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6346 due to a conversion warning.
6347 (Arm_relobj::update_output_local_symbol_count): Check for local
6348 symbol with unset output index.
6350 2010-03-05 Ian Lance Taylor <iant@google.com>
6352 * options.h (class General_options): Add --spare-dynamic-tags.
6353 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6354 --spare-dynamic-tags.
6356 2010-03-05 Ian Lance Taylor <iant@google.com>
6358 * incremental.cc: Include "libiberty.h".
6360 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6362 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6363 function, is_info_ member.
6364 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6365 (Versions::Versions): Update caller.
6366 (Versions::define_base_version): Likewise.
6367 (Versions::add_def): Likewise.
6369 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6371 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6372 (Scan::possible_function_pointer_reloc): New function.
6373 (Scan::local_reloc_may_be_function_pointer): Change to call
6374 possible_function_pointer_reloc.
6375 (Scan::global_reloc_may_be_function_pointer): Ditto.
6376 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6377 relocations in ".data.rel.ro._ZTV" section.
6378 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6379 * testsuite/icf_safe_so_test.cc: Ditto.
6380 * testsuite/icf_safe_test.cc: Ditto.
6381 * testsuite/icf_safe_test.sh: Ditto.
6383 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6384 Ian Lance Taylor <iant@google.com>
6386 * target-reloc.h (relocate_section): Check the symbol table index
6387 for -1U before setting the local symbol index.
6388 (scan_relocatable_relocs): If copying the relocation, record that
6389 the local symbol is required.
6390 * object.h (Symbol_value::is_output_symtab_index_set): New
6392 (Symbol_value::may_be_discarded_from_output_symtab): New
6394 (Symbol_value::has_output_symtab_entry): New function.
6395 (Symbol_value::needs_output_symtab_entry): Remove.
6396 (Symbol_value::output_symtab_index): Make sure the symbol index is
6398 (Symbol_value::set_output_symtab_index): Make sure the symbol
6399 index is not set. Make sure the new index is valid.
6400 (Symbol_value::set_must_have_output_symtab_entry): New function.
6401 (Symbol_value::has_output_dynsym_entry): New function.
6402 (Symbol_value::set_output_dynsym_index): Make sure the new index
6404 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6405 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6406 local symbol if permitted.
6407 (Sized_relobj::do_finalize_local_symbols): Call
6408 is_output_symtab_index_set rather than needs_output_symtab_entry.
6409 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6410 rather than needs_output_symtab_entry. Call
6411 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6412 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6413 is_output_symtab_index_set rather than needs_output_symtab_entry.
6414 * testsuite/discard_locals_relocatable_test.c: New file.
6415 * testsuite/discard_locals_test.sh: Test -r.
6416 * testsuite/Makefile.am (check_DATA): Add
6417 discard_locals_relocatable_test1.syms,
6418 discard_local_relocatable_test2.syms.
6419 (MOSTLYCLEANFILES): Likewise. Also add
6420 discard_locals_relocatable_test1.lout and
6421 discard_locals_relocatable_test2.out.
6422 (discard_locals_relocatable_test1.syms): New target.
6423 (discard_locals_relocatable_test.o): New target.
6424 (discard_locals_relocatable_test1.out): New target.
6425 (discard_locals_relocatable_test2.syms): New target.
6426 (discard_locals_relocatable_test2.out): New target.
6427 (various): Add missing ../ld-new dependencies.
6428 * testsuite/Makefile.in: Rebuild.
6430 2010-03-03 Nick Clifton <nickc@redhat.com>
6432 * po/fi.po: New Finnish translation.
6434 2010-03-01 Doug Kwan <dougkwan@google.com>
6436 * layout.cc (Layout::Layout): Force section types of .init_array*,
6437 .preinit_array* and .fini_array* sections.
6438 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6439 Fix check of return value of std::string::find.().
6440 (Output_section::Input_section_sort_compare::operator()): Remove
6441 comment about .init_array.
6442 (Output_section::Input_section_sort_init_fini_compare::operator()):
6444 (Output_section::sort_attached_input_sections): Handle .init_array
6445 and .fini_array specially.
6446 * output.h (Output_section::Inut_section_sort_compare): Update
6448 (Output_section::Input_section_sort_init_fini_compare): New struct.
6450 2010-02-26 Doug Kwan <dougkwan@google.com>
6452 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6453 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6454 * testsuite/debug_msg.sh: Avoid matching source line number for
6455 use of global variable undef_int.
6457 2010-02-26 Doug Kwan <dougkwan@google.com>
6459 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6460 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6461 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6462 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6463 * options.cc (General_options::General_options): Initialize member
6465 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6466 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6467 and rm_no_fix_v4bx.stdout
6468 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6469 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6470 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6471 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6472 and arm_no_fix_v4bx.
6473 * Makefile.in: Regenerate.
6474 * testsuite/arm_fix_v4bx.s: New file.
6475 * testsuite/arm_fix_v4bx.sh: Ditto.
6477 2010-02-24 Doug Kwan <dougkwan@google.com>
6479 * arm.cc (Target_arm::got_section): Make the .got section the first
6480 non RELRO section in the data segment.
6481 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6482 suffixes of section names.
6484 2010-02-24 Doug Kwan <dougkwan@google.com>
6486 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6487 flags and attributes merging if an input file is a binary file.
6488 * fileread.cc (Input_file::open): Record format of original file.
6489 * fileread.h (Input_file::Format): New enum type.
6490 (Input_file::Input_file): Initialize data member format_.
6491 (Input_file::format): New method definition.
6492 (Input_file::format_):: New data member.
6494 2010-02-24 Doug Kwan <dougkwan@google.com>
6496 * arm.cc (Arm_output_data_got): New class.
6497 (ARM_TCB_SIZE): New constant
6498 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6499 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6500 If user uses a script with a SECTIONS clause, issue only a warning
6501 for a misplaced EXIDX input section. Otherwise, issue an error.
6502 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6504 (Target_arm::got_mode_index_entry): Handle static linking.
6505 (Target_arm::Scan::local): Ditto.
6506 (Target_arm::Scan::global): Ditto.
6507 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6508 all incorrectly implemented relocations.
6509 (Target_arm::fix_exidx_coverage): Pass layout to
6510 Arm_output_section::fix_exidx_coverage.
6511 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6512 from ".ARM.exidx." and ".ARM.extab.".
6514 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6516 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6517 section if it does not already exist.
6518 * attributes.cc (Attributes_section_data::Attributes_section_data):
6519 Don't crash if size is zero.
6521 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6522 Ian Lance Taylor <iant@google.com>
6524 * gold.cc (queue_middle_tasks): If no input files were opened,
6526 * workqueue.h (Task_function::Task_function): Assert that there is
6529 2010-02-22 Doug Kwan <dougkwan@google.com>
6531 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6532 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6533 types to avoid warnings due to different uint64_t implementations
6536 2010-02-21 Doug Kwan <dougkwan@google.com>
6538 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6539 handling of the maximum backward branch offset.
6540 (Arm_relocate_functions::thumb_branch_common): Ditto.
6541 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6542 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6543 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6544 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6545 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6546 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6547 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6548 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6549 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6550 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6551 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6552 thumb2_bl_out_of_range.o): New rules.
6553 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6554 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6555 thumb2_bl_out_of_range
6556 * testsuite/Makefile.in: Regenerate.
6557 * testsuite/arm_bl_in_range.s: New file.
6558 * testsuite/arm_bl_out_of_range.s: Ditto.
6559 * testsuite/arm_branch_in_range.sh: Ditto.
6560 * testsuite/arm_branch_range.t: Ditto.
6561 * testsuite/thumb2_branch_range.t: Ditto.
6562 * testsuite/thumb_bl_in_range.s: Ditto.
6563 * testsuite/thumb_bl_out_of_range.s: Ditto.
6564 * testsuite/thumb_branch_range.t: Ditto.
6566 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6568 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6569 Add reloc offset information.
6570 * icf.cc (get_section_contents): Change iterators to point to the new
6571 vectors. Add reloc offset information to the contents.
6572 * icf.h (Icf::Sections_reachable_info): New typedef.
6573 (Icf::Sections_reachable_list): New typedef.
6574 (Icf::Offset_info): New typedef.
6575 (Icf::Reloc_info): New struct typedef.
6576 (Icf::Reloc_info_list): New typedef.
6577 (Icf::symbol_reloc_list): Delete method.
6578 (Icf::addend_reloc_list): Delete method.
6579 (Icf::section_reloc_list): Delete method.
6580 (Icf::reloc_info_list): New method.
6581 (Icf::reloc_info_list_): New member.
6583 2010-02-19 Doug Kwan <dougkwan@google.com>
6585 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6586 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6587 * arm.cc (Arm_relocation_functions): New forward declaration.
6588 (Target_arm::Target_arm): Initialize new data members
6589 got_mod_index_offset_ and tls_base_symbol_defined_.
6590 (Target_arm::Relocate::relocate_tls): New method.
6591 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6592 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6594 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6595 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6596 (Target_arm::got_mod_index_offset_,
6597 Target_arm::tls_base_symbol_defined_): New data members.
6598 (Target_arm::Scan::local, Target::Scan::global,
6599 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6602 2010-02-18 Doug Kwan <dougkwan@google.com>
6604 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6605 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6606 text section as a parameter becuase some broken tools may not set
6607 the link in section header.
6608 (Target_arm::has_got_section): New method.
6609 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6610 without any mapping symbol as data only. Remove warning.
6611 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6612 link in its section header, try to discover the link by inspecting the
6613 REL31 relocation at the beginning of the section.
6614 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6616 (Target_arm::Scan::global): Treat any reference to the symbol
6617 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6619 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6621 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6622 (Scan::global_reloc_may_be_function_pointer): New function.
6623 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6624 (Scan::global_reloc_may_be_function_pointer): New function.
6625 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6626 (Scan::global_reloc_may_be_function_pointer): New function.
6627 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6628 (Scan::global_reloc_may_be_function_pointer): New function.
6629 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6630 (Scan::global_reloc_may_be_function_pointer): New function.
6631 (Scan::possible_function_pointer_reloc): New function.
6632 (Target_x86_64::can_check_for_function_pointers): New function.
6633 * gc.h (gc_process_relocs): Scan relocation types to determine if
6634 function pointers were taken for targets that support it.
6635 * icf.cc (Icf::find_identical_sections): Include functions for
6636 folding in safe ICF whose pointer is not taken.
6637 * icf.h (Secn_fptr_taken_set): New typedef.
6638 (fptr_section_id_): New member.
6639 (section_has_function_pointers): New function.
6640 (set_section_has_function_pointers): New function.
6641 (check_section_for_function_pointers): New function.
6642 * options.h: Fix comment for safe ICF option.
6643 * target.h (can_check_for_function_pointers): New function.
6644 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6645 Modify icf_safe_test for X86-64.
6646 * testsuite/Makefile.in: Regenerate.
6647 * testsuite/icf_safe_so_test.cc: New file.
6648 * testsuite/icf_safe_so_test.sh: New file.
6649 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6650 (main): Change to take pointer to function kept_func_3.
6651 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6652 folding is done correctly for X86-64.
6654 2010-02-12 David S. Miller <davem@davemloft.net>
6656 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6657 is_symbolless parameter.
6658 (Output_reloc<SHT_REL>::is_symbolless): New.
6659 (Output_reloc<SHT_REL>::is_symbolless_): New.
6660 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6661 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6662 (Output_reloc<SHT_RELA>::is_symbolless): New.
6663 (Output_data_reloc::add_global): Handle is_symbolless.
6664 (Output_data_reloc::add_global_relative): Likewise.
6665 (Output_data_reloc::add_local): Likewise.
6666 (Output_data_reloc::add_local_relative): Likewise.
6667 (Output_data_reloc::add_symbolless_global_addend): New.
6668 (Output_data_reloc::add_symbolless_local_addend): New.
6669 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6671 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6672 instead of ->is_relative_
6673 (Output_reloc::write): Likewise.
6674 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6675 (Output_reloc::write_rel): Simplify.
6677 * sparc.cc (Target_sparc::Scan::local): Use
6678 ->add_symbolless_local_addend as needed.
6679 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6680 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6681 based upon relocation offset.
6683 2010-02-11 Doug Kwan <dougkwan@google.com>
6685 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6686 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6687 beginning of function.
6688 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6689 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6690 parameter is_32bit in calls to should_apply_static_reloc.
6691 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6692 (check_DATA): Add arm_abs_global.stdout.
6693 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6694 arm_abs_global.stdout): New rules.
6695 (MOSTLLYCLEANFILES): Add arm_abs_global
6696 * Makefile.in: Regenerate.
6697 * testsuite/arm_abs_global.s: New file.
6698 * testsuite/arm_abs_global.sh: Ditto.
6699 * testsuite/arm_abs_lib.s: Ditto.
6701 2010-02-11 Ian Lance Taylor <iant@google.com>
6703 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6705 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6706 Allocate_commons_task first.
6707 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6708 task, rather than symtab_lock_.
6709 (Gc_process_relocs::~Gc_process_relocs): New function.
6710 (Gc_process_relocs::is_runnable): Check this_blocker_.
6711 (Gc_process_relocs::locks): Use next_blocker_ rather than
6713 (Scan_relocs::~Scan_relocs): New function.
6714 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6716 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6718 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6719 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6720 constructor accordingly.
6721 (class Gc_process_relocs): Likewise.
6722 (class Scan_relocs): Likewise.
6723 * common.h (class Allocate_commons_task): Remove symtab_lock_
6724 field, and corresponding constructor parameter.
6725 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6727 (Allocate_commons_task::locks): Likewise.
6729 2010-02-11 Ian Lance Taylor <iant@google.com>
6731 * gold-threads.h (class Once): Define.
6732 (class Initialize_lock): Rewrite as child of Once.
6733 * gold-threads.cc (class Once_initialize): Define.
6734 (once_pointer_control): New static variable.
6735 (once_pointer, once_arg): New static variables.
6736 (c_run_once): New static function.
6737 (Once::Once, Once::run_once, Once::internal_run): New functions.
6738 (class Initialize_lock_once): Remove.
6739 (initialize_lock_control): Remove.
6740 (initialize_lock_pointer): Remove.
6741 (initialize_lock_once): Remove.
6742 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6743 (Initialize_lock::initialize): Rewrite.
6744 (Initialize_lock::do_run_once): New function.
6745 * archive.cc (Archive::interpret_header): Only clear name if it is
6747 * fileread.cc: Include "gold-threads.h"
6748 (file_counts_lock): New static variable.
6749 (file_counts_initialize_lock): Likewise.
6750 (File_read::release): Only increment counts when using --stats.
6751 Use a lock around the increment.
6752 * parameters.cc (class Set_parameters_target_once): Define.
6753 (set_parameters_target_once): New static variable.
6754 (Parameters::Parameters): Move here from parameters.h.
6755 (Parameters::set_target): Rewrite.
6756 (Parameters::set_target_once): New function.
6757 (Parameters::clear_target): Move here and rewrite.
6758 * parameters.h (class Parameters): Update declarations. Add
6759 set_parameters_target_once_ field.
6760 (Parameters::Parameters): Move to parameters.cc.
6761 (Parameters::clear_target): Likewise.
6762 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6764 (Start_group::~Start_group): New function.
6765 (Start_group::is_runnable): New function.
6766 (Start_group::locks, Start_group::run): New functions.
6767 (Finish_group::run): Change saw_undefined to size_t.
6768 * readsyms.h (class Start_group): Define.
6769 (class Finish_group): Change saw_undefined_ field to size_t.
6770 (Finish_group::Finish_group): Remove saw_undefined and
6771 this_blocker parameters. Change all callers.
6772 (Finish_group::set_saw_undefined): New function.
6773 (Finish_group::set_blocker): New function.
6774 * symtab.h (class Symbol_table): Change saw_undefined to return
6775 size_t. Change saw_undefined_ field to size_t.
6776 * target-select.cc (Set_target_once::do_run_once): New function.
6777 (Target_selector::Target_selector): Initialize set_target_once_
6778 field. Don't initialize lock_ and initialize_lock_ fields.
6779 (Target_selector::instantiate_target): Rewrite.
6780 (Target_selector::set_target): New function.
6781 * target-select.h (class Set_target_once): Define.
6782 (class Target_selector): Update declarations. Make
6783 Set_target_once a friend. Remove lock_ and initialize_lock_
6784 fields. Add set_target_once_ field.
6786 2010-02-10 Ian Lance Taylor <iant@google.com>
6788 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6790 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6791 (queue_middle_tasks): Add all blockers before queueing any tasks.
6792 (queue_final_tasks): Likewise.
6793 * token.h (Task_token::add_blockers): New function.
6794 * object.h (Input_objects::number_of_relobjs): New function.
6796 2010-02-10 Ian Lance Taylor <iant@google.com>
6798 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6799 shared, not if not position independent.
6800 * x86_64.cc (Relocate::relocate_tls): Likewise.
6801 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6802 (tls_pie_pic_test): New target.
6803 * testsuite/Makefile.in: Rebuild.
6805 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6806 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6807 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6808 * testsuite/Makefile.in: Rebuild.
6810 2010-02-09 David S. Miller <davem@davemloft.net>
6812 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6813 R_SPARC_RELATIVE using ->add_local_relative().
6814 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6816 * output.h (Output_data_dynamic::add_section_size): New method
6817 that takes two Output_data objects.
6818 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6819 entry param. Handle it in initializers.
6820 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6821 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6822 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6824 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6825 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6826 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6827 for dynrel_includes_plt.
6828 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6829 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6830 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6832 (Target_sparc::do_finalize_sections): Update to pass true for
6833 dynrel_includes_plt.
6834 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6835 output before .rela.plt
6836 (Target_powerpc::do_finalize_sections): Update to pass true for
6837 dynrel_includes_plt when 32-bit.
6839 2010-02-08 Doug Kwan <dougkwan@google.com>
6841 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6843 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6844 Arm_relobj::scan_section_for_cortex_a8_stubs,
6845 Arm_relobj::do_relocation_section): Instead of calling
6846 Output_section::output_address, use faster
6847 Arm_relobj::simple_input_section_output_address.
6849 2010-02-08 David S. Miller <davem@davemloft.net>
6851 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6852 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6853 relocation helper function.
6855 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6856 just like R_SPARC_GOT{10,13,22}.
6857 (Target_sparc::Scan::local): Likewise.
6858 (Target_sparc::Relocate:relocate): Likewise.
6860 2010-02-06 Ian Lance Taylor <iant@google.com>
6862 * configure.ac: Rewrite targetobjs duplicate removal code to use
6863 only shell constructs.
6864 * configure: Rebuild.
6866 2010-02-05 Doug Kwan <dougkwan@google.com>
6869 * arm.cc (Arm_relobj::section_is_scannable): New method.
6870 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6871 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6873 2010-02-04 Doug Kwan <dougkwan@google.com>
6876 * arm-reloc-property.cc (cstdio): Include.
6877 * configure.ac (targetobjs): Remove duplicates.
6878 * configure: Regenerate.
6879 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6880 big and little endian version for a given address size.
6882 2010-02-03 Doug Kwan <dougkwan@google.com>
6884 * arm-reloc-property.cc
6885 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6887 * arm-reloc-property.h
6888 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6889 New method definition.
6890 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6892 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6894 (GOT_PREL): Change implemented to Y.
6895 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6896 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6897 (Arm_relocate_functions::movw_abs_nc): Remove method.
6898 (Arm_relocate_functions::movt_abs): Ditto.
6899 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6900 (Arm_relocate_functions::thm_movt_abs): Ditto.
6901 (Arm_relocate_functions::movw_rel_nc): Ditto.
6902 (Arm_relocate_functions::movw_rel): Ditto.
6903 (Arm_relocate_functions::movt_rel): Ditto.
6904 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6905 (Arm_relocate_functions:thm_movw_rel): Ditto.
6906 (Arm_relocate_functions:thm_movt_rel): Ditto.
6907 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6908 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6909 New method definitions.
6910 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6911 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6912 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6913 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6914 (Target_arm::Relocate::relocate): Check for non-static or
6915 unimplemented relocation code and exit early. Change calls to
6916 Target_arm::reloc_uses_thumb_bit and
6917 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6918 instead. Refactor code to handle similar relocations to increase
6919 code sharing. Remove check for unsupported relocation code in switch
6921 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6922 relocation property table to find out size. Change error message to
6923 print out the name of a relocation code instead of the numeric value.
6924 (Target_arm::scan_reloc_for_stub): Use relocation property table
6925 instead of calling Target_arm::reloc_uses_thumb_bit().
6927 2010-02-02 Doug Kwan <dougkwan@google.com>
6929 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6930 types of relaxed input section.
6932 2010-02-02 Doug Kwan <dougkwan@google.com>
6934 * Makefile.am (HFILES): Add arm-reloc-property.h.
6936 (TARGETSOURCES): Add arm-reloc-property.cc
6937 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6938 (libgold_a_SOURCES): $(DEFFILES)
6939 * Makefile.in: Regenerate.
6940 * arm-reloc-property.cc: New file.
6941 * arm-reloc-property.h: New file.
6942 * arm-reloc.def: New file.
6943 * arm.cc: Update comments.
6944 (arm-reloc-property.h): New included header.
6945 (arm_reloc_property_table): New global variable.
6946 (Target_arm::do_select_as_default_target): New method definition.
6947 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6948 arm-reloc-property to targ_extra_obj.
6949 * parameters.cc (set_parameters_target): Call
6950 Target::select_as_default_target().
6951 * target.h (Target::select_as_default_target): New method definition.
6952 (Target::do_select_as_default_target): Same.
6954 2010-02-01 Doug Kwan <dougkwan@google.com>
6956 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6957 first_output_text_section_.
6958 (Arm_exidx_fixup::first_output_text_section): New method definition.
6959 (Arm_exidx_fixup::first_output_text_section_): New data member.
6960 (Arm_exidx_fixup::process_exidx_section): Record the first text
6961 output section seen.
6962 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6963 and entsize in output section header.
6965 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6967 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6968 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6969 (Arm_relocate_functions::thm_alu11): New Method.
6970 (Arm_relocate_functions::thm_pc8): New Method.
6971 (Arm_relocate_functions::thm_pc12): New Method.
6972 (Target_arm::Scan::local): Handle the relocations.
6973 (Target_arm::Scan::global): Likewise.
6974 (Target_arm::Relocate::relocate): Likewise.
6975 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6977 2010-01-29 Doug Kwan <dougkwan@google.com>
6979 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6980 of relocation types as ld.
6982 2010-01-29 Doug Kwan <dougkwan@google.com>
6984 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6986 (Arm_relocate_functions::thumb_branch_common): Ditto.
6987 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6988 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6989 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6990 Arm_relocate_functions::jump24): Remove.
6991 (Target_arm::Relocate::relocate): Adjust code to call
6992 Arm_relocation_functions::arm_branch_common and
6993 Arm_relocation_functions::thumb_branch_common instead of their removed
6994 wrappers. Merge switch-cases together to reduce source code size.
6996 2010-01-29 Doug Kwan <dougkwan@google.com>
6998 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6999 output_local_symbol_count_needs_update_.
7000 (Arm_relobj::output_local_symbol_count_needs_update,
7001 Arm_relobj::set_output_local_symbol_count_needs_update,
7002 Arm_relobj::update_output_local_symbol_count): New methods.
7003 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7005 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7006 of pointed function as in a R_ARM_PREL31 relocation.
7007 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7008 for output local symbol count updating.
7009 (Target_arm::do_relax): Update output local symbol counts in objects
7011 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7013 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7015 * arm.cc: Added support for the ARM relocations:
7016 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7017 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7018 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7020 (Arm_relocate_functions::movw_rel): New method.
7021 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7022 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7024 (Arm_relocate_functions::thm_movw_rel): New method.
7025 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7027 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7029 (Target_arm::Scan::global): Likewise.
7030 (Target_arm::Relocate::relocate): Likewise.
7031 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7034 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7036 * arm.cc: Added support for ARM group relocations.
7037 (Target_arm::reloc_needs_sym_origin): New method.
7038 (Arm_relocate_functions::calc_grp_kn): New method.
7039 (Arm_relocate_functions::calc_grp_residual): New method.
7040 (Arm_relocate_functions::calc_grp_gn): New method.
7041 (Arm_relocate_functions::arm_grp_alu): New Method.
7042 (Arm_relocate_functions::arm_grp_ldr): New Method.
7043 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7044 (Arm_relocate_functions::arm_grp_ldc): New Method.
7045 (Target_arm::Scan::local): Handle the ARM group relocations.
7046 (Target_arm::Scan::global): Likewise.
7047 (Target_arm::Relocate::relocate): Likewise.
7048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7051 2010-01-26 Doug Kwan <dougkwan@google.com>
7053 * arm.cc (set): Include.
7054 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7056 (Arm_output_section::Text_section_list): New type.
7057 (Arm_output_section::append_text_sections_to_list): New method.
7058 (Arm_output_section::fix_exidx_coverage): Ditto.
7059 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7060 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7061 Relobj::set_section_offset() instead of
7062 Sized_relobj::invalidate_section_offset().
7063 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7064 parameter for section headers. Ignore relocation sections for
7065 unallocated sections and EXIDX sections.
7066 (Target_arm::fix_exidx_coverage): New method.
7067 (Target_arm::output_section_address_less_than): New type.
7068 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7069 linked text section instead of the EXIDX section.
7070 (Arm_output_section::create_stub_group): Add an assertion to check
7071 that this is not an EXIDX output section.
7072 (Arm_output_section::append_text_sections_to_list): New method.
7073 (Arm_output_section::fix_exidx_coverage): Ditto.
7074 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7075 Arm_relobj::section_needs_reloc_stub_scanning.
7076 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7078 (Target_arm::fix_exidx_coverage): New method.
7079 * object.h (Relobj::set_output_section): New method.
7080 (Sized_relobj::invalidate_section_offset): Remove method.
7081 (Sized_relobj::do_invalidate_section_offset): Remove method.
7082 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7084 2010-01-25 Doug Kwan <dougkwan@google.com>
7086 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7087 Fix warning due to signed and unsigned comparison on a 32-bit host.
7089 2010-01-22 Doug Kwan <dougkwan@google.com>
7091 * arm.cc (Target_arm::do_relax): Record an output section for section
7092 offset adjustment it contains any stub table that has changed.
7093 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7094 offsets in an output section if necessary.
7095 * output.cc (Output_section::Output_section): Initialize
7096 section_offsets_need_adjustments_.
7097 (Output_section::add_input_section_for_script): Renamed to
7098 Output_section::add_simple_input_section.
7099 (Output_section::save_states): Add a comment.
7100 (Output_section::discard_states): New method defintion.
7101 (Output_section::adjust_section_offsets): Same.
7102 * output.h (Output_section::add_input_section_for_script): Renamed to
7103 Output_section::add_simple_input_section.
7104 (Output_section::discard_states): New method declaration.
7105 (Output_section::adjust_section_offsets): Same.
7106 (Output_section::section_offsets_need_adjustment,
7107 Output_section::set_section_offsets_need_adjustment): New method
7109 (Output_section::section_offsets_need_adjustment_): New data member.
7110 * script-sections.cc
7111 (Output_section_element_input::set_section_address): Adjust code for
7112 renaming of Output_section::add_input_section_for_script.
7113 (Orphan_output_section::set_section_address): Same.
7115 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7117 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7118 Fix_v4bx enum values .
7119 * gold/options.h (General_options): New option definitions.
7120 (General_options::fix_v4bx): New method.
7121 (General_options::Fix_v4bx): New enum.
7122 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7123 (General_options::parse_fix_v4bx_interworking): New method.
7125 2010-01-22 Doug Kwan <dougkwan@google.com>
7127 * arm.cc (Arm_exidx_fixup): New class.
7129 2010-01-21 Doug Kwan <dougkwan@google.com>
7131 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7133 (Arm_exidx_section_offset_map): New type.
7135 2010-01-21 Doug Kwan <dougkwan@google.com>
7137 * arm.cc (Arm_exidx_input_section): New class.
7138 (Arm_relobj::exidx_input_section_by_link,
7139 Arm_relobj::exidx_input_section_by_shndx,
7140 Arm_relobj::make_exidx_input_section): New methods.
7141 (read_arm_attributes_section): Remove.
7142 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7143 information about them.
7144 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7147 2010-01-20 Doug Kwan <dougkwan@google.com>
7149 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7150 Input_section_specifier to Section_id.
7151 (Target_arm::new_arm_input_section: Adjust code for change of key
7153 (Target_arm::find_arm_input_section): Ditto.
7154 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7155 (Section_id): Remove.
7156 (Garbage_collection::Section_id_hash): Remove.
7157 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7158 (Section_id): Remove.
7159 (Icf::Section_id_hash): Remove.
7160 * object.h (Section_id, Const_section_id, Section_id_hash,
7161 Const_section_id_hash): New type definitions.
7162 * output.cc (Output_section::add_relaxed_input_section): Change to
7163 use Const_section_id instead of Input_section_specifier as key type.
7164 (Output_section::add_merge_input_section): Ditto.
7165 (Output_section::build_relaxation_map): Change to use Section_id
7166 instead of Input_section_specifier as key type.
7167 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7169 (Output_section::convert_input_sections_to_relaxed_sections): Change
7170 to use Const_section_id instead of Input_section_specifier as key type.
7171 (Output_section::find_merge_section): Ditto.
7172 (Output_section::find_relaxed_input_section): Ditto.
7173 * output.h (Input_section_specifier): Remove class.
7174 (Output_section::Output_section_data_by_input_section_map): Change
7175 key type to Const_section_id.
7176 (Output_section::Output_relaxed_input_section_by_input_section_map):
7178 (Output_section::Relaxation_map): Change key type to Section_id.
7180 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7182 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7183 (class Arm_v4bx_stub): New class.
7184 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7185 (Stub_factory::make_arm_v4bx_stub): New method.
7186 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7187 (Stub_table::empty): Handle v4bx stubs.
7188 (Stub_table::add_arm_v4bx_stub): New method.
7189 (Stub_table::find_arm_v4bx_stub): New method.
7190 (Arm_relocate_functions::v4bx): New method.
7191 (Target_arm::fix_v4bx): New method.
7192 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7193 (Stub_table::relocate_stubs): Likewise.
7194 (Stub_table::do_write): Likewise.
7195 (Stub_table::update_data_size_and_addralign): Likewise.
7196 (Stub_table::finalize_stubs): Likewise.
7197 (Target_arm::Scan::local): Likewise.
7198 (Target_arm::Scan::global): Likewise.
7199 (Target_arm::do_finalize_sections): Likewise.
7200 (Target_arm::Relocate::relocate): Likewise.
7201 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7203 (Target_arm::scan_reloc_for_stub): Likewise.
7204 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7206 2010-01-19 Ian Lance Taylor <iant@google.com>
7208 * output.cc (Output_section_headers::do_sized_write): Write large
7209 segment count to sh_info field.
7210 (Output_file_header::do_sized_write): For large segment count,
7211 write PN_XNUM to e_phnum field.
7213 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7215 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7216 (Arm_relocate_functions::thm_jump8): New function.
7217 (Arm_relocate_functions::thm_jump11): New function.
7218 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7220 (Target_arm::Scan::global): Likewise.
7221 (Target_arm::Relocate::relocate): Likewise.
7222 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7225 2010-01-14 Doug Kwan <dougkwan@google.com>
7227 * arm.cc (map, utility): Include headers.
7228 (Target_arm::apply_cortex_a8_workaround): New method.
7229 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7230 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7231 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7232 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7233 the --[no-]fix-cortex-a8 command line options.
7234 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7235 (Target_arm::relocate_stub): Use addend in instruction template.
7236 * options.h (DEFINE_bool): Set the user-set flag.
7237 (General_options): Add --[no-]-fix-cortex options.
7238 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7239 : Update fast look-up map after conversion.
7241 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7243 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7244 in the first pass of do_layout.
7246 2010-01-13 Doug Kwan <dougkwan@google.com>
7248 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7249 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7250 apparent compiler problem of not folding static constant integral
7251 data members of elfcpp::Elf_sizes<32>.
7253 2010-01-13 Doug Kwan <dougkwan@google.com>
7255 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7256 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7257 Arm_relobj::scan_section_for_cortex_a8_erratum,
7258 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7259 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7260 sections to scan for relocation stubs into a new method
7261 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7262 relocation and Cortex-A8 stub scanning.
7263 (Target_arm::do_relax): Force stubs to be after stubbed sections
7264 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7265 the beginning of a new relaxation pass. Update a comment.
7266 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7268 2010-01-12 Ian Lance Taylor <iant@google.com>
7270 * target-reloc.h (visibility_error): New inline function.
7271 (relocate_section): Call visibility_error.
7272 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7273 (MOSTLYCLEANFILES): Likewise.
7274 (protected_4_pic.o, protected_3.err): New targets.
7275 * testsuite/protected_4.cc: New file.
7277 2010-01-12 Doug Kwan <dougkwan@google.com>
7279 * arm.cc (Cortex_a8_reloc): New class.
7280 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7281 and cortex_a8_relocs_info_.
7282 (Target_arm::fix_cortex_a8): New method definition.
7283 (Target_arm::Cortex_a8_relocs_info): New type.
7284 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7285 New data member declarations.
7286 (Target_arm::scan_reloc_for_stub): Record information about
7287 relocations for THUMB branches that might be exempted from the
7288 Cortex-A8 workaround.
7289 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7290 at the beginning of a relaxation pass.
7292 2010-01-12 Doug Kwan <dougkwan@google.com>
7294 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7295 (Arm_relobj::Mapping_symbol_position,
7296 Arm_reloj::Mapping_symbol_position_less,
7297 Arm_relobj::Mapping_symbols_info): New types.
7298 (Target_arm::is_mapping_symbol_name): New method definition.
7299 (Arm_relobj::do_count_local_symbols): Save information about mapping
7302 2010-01-11 Doug Kwan <dougkwan@google.com>
7304 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7305 Arm_relocate_functions::thumb32_branch_upper,
7306 Arm_relocate_functions::thumb32_branch_lower,
7307 Arm_relocate_functions::thumb32_cond_branch_offset,
7308 Arm_relocate_functions::thumb32_cond_branch_upper,
7309 Arm_relocate_functions::thumb32_cond_branch_lower,
7310 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7311 branch offset encoding.
7312 (Arm_relocate_functions::thumb_branch_common): Use new branch
7313 offset encoding methods to avoid code duplication.
7314 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7315 (Stub_addend_reader::operator()): Use new branch encoding method
7316 to avoid code duplication.
7318 2010-01-11 Doug Kwan <dougkwan@google.com>
7320 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7321 (Target_arm::do_finalize_sections): Define special EXIDX section
7322 symbols only if referenced.
7323 * gc.h (Garbage_collection::add_reference): New method.
7324 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7327 2010-01-11 Ian Lance Taylor <iant@google.com>
7329 * script.cc (Version_script_info::build_expression_list_lookup):
7330 Change complaing about duplicate wildcard match from error to
7333 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7335 (Version_script_info::Version_script_info): Initialize globs_,
7336 default_version_, default_is_global_, and exact_. Don't
7337 initialize globals_ or locals_.
7338 (Version_script_info::build_lookup_tables): Build local symbols
7340 (Version_script_info::unquote): New function.
7341 (Version_script_info::add_exact_match): New function.
7342 (Version_script_info::build_expression_list_lookup): Remove lookup
7343 parameter. Add is_global parameter. Change all callers. Handle
7344 wildcard pattern specially. Unquote pattern. Call
7346 (Version_script_info::get_name_to_match): New function.
7347 (Version_script_info::get_symbol_version): New function.
7348 (Version_script_info::get_symbol_version_helper): Remove.
7349 (Version_script_info::check_unmatched_names): Call unquote.
7350 * script.h (class Version_script_info): Change get_symbol_version
7351 to be non-inline and add is_global parameter; change all callers.
7352 Rewrite symbol_is_local. Update declarations. Define struct
7353 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7354 Remove globals_ and locals_ members. Add exact_, globs_,
7355 default_version_, is_global_.
7356 (Version_script_info::Glob): Remove pattern, add expression and
7357 is_global. Update constructor. Change all callers.
7358 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7360 (Versions::symbol_section_contents): If a symbol is undefined, or
7361 defined in a dynamic object, set the version index to
7363 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7365 (Symbol_table::add_from_pluginobj): Likewise.
7366 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7368 2010-01-11 Doug Kwan <dougkwan@google.com>
7370 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7371 (incremental_dump_LDADD): Add linking option for libintl.
7372 * Makefile.in: Regenerate.
7374 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7377 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7379 * testsuite/Makefile.in: Regenerated.
7381 2010-01-10 Doug Kwan <dougkwan@google.com>
7383 * options.h (DEFINE_var): Use parentheses around argument varname__
7384 in macro body to avoid any unintended subsequent substitutions.
7386 2010-01-10 Ian Lance Taylor <iant@google.com>
7388 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7389 candidates before doing symbol resolution.
7391 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7392 ODR candidates if only one is weak.
7394 2010-01-08 Ian Lance Taylor <iant@google.com>
7396 * script.cc (Version_script_info::build_expression_list_lookup):
7397 Don't warn about ambiguous version, just record the ambiguity.
7398 (Version_script_info::get_symbol_version_helper): Give error if
7399 version is ambiguous.
7401 2010-01-08 Doug Kwan <dougkwan@google.com>
7403 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7404 prev_data_size_ and prev_addralign_. Remove initializer for
7405 deleted data member has_been_changed_.
7406 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7407 to determine if the table is empty.
7408 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7410 (Stub_table::add_reloc_stub): Define method in class definition
7411 instead of just declaring it there.
7412 (Stub_table::add_cortex_a8_stub): New method definition.
7413 (Stub_table::update_data_size_and_addralign): Ditto.
7414 (Stub_table::finalize_stubs): Ditto.
7415 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7416 (Stub_table::do_addralign_): Return address alignment in the
7417 (Stub_table::do_reset_address_and_file_offset): Define method in
7418 class definition instead of declaring it there. Set current data
7419 size to be the data size of the previous pass.
7420 (Stub_table::set_final_data_size): Use current data size as the
7422 (Stub_table::relocate_stub): Change parameter type of stub from
7423 Reloc_stub pointer to Stub pointer.
7424 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7425 (Stub_table::Cortex_a8_stub_list): New typedef.
7426 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7427 Stub_table::prev_addralign_): New data member.
7428 (Arm_relobj::Arm_relobj): Initialize data member
7429 section_has_cortex_a8_workaround_.
7430 (Arm_relobj::section_has_cortex_a8_workaround,
7431 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7433 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7435 (Target_arm::relocate_stub): Change parameter type of stub from
7436 Reloc_stub pointer to Stub pointer.
7437 (Insn_template::size, Insn_template::alignment): Handle
7438 THUMB16_SPECIAL_TYPE.
7439 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7440 Stub_table::update_data_size_and_addralign,
7441 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7443 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7444 (Stub_table::do_write): Ditto.
7445 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7447 2010-01-08 Ian Lance Taylor <iant@google.com>
7450 * symtab.h (class Symbol): Remove fields is_target_special_ and
7451 has_plt_offset_. Add field is_defined_in_discarded_section_.
7452 (Symbol::is_defined_in_discarded_section): New function.
7453 (Symbol::set_is_defined_in_discarded_section): New function.
7454 (Symbol::has_plt_offset): Rewrite.
7455 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7456 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7457 Don't initialize is_target_special_ or has_plt_offset_.
7458 Initialize is_defined_in_discarded_section_.
7459 (Symbol_table::add_from_relobj): If appropriate, set
7460 is_defined_in_discarded_section.
7461 * resolve.cc (Symbol::override_base_with_special): Don't test
7462 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7463 * target-reloc.h (relocate_section): Do special handling for
7464 symbols defined in discarded sections for global symbols as well
7467 2010-01-08 Ian Lance Taylor <iant@google.com>
7469 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7470 the SHT_SYMTAB case.
7472 2010-01-08 Ian Lance Taylor <iant@google.com>
7474 * object.cc (Sized_relobj::do_layout): Don't get confused if
7475 layout_eh_frame returns NULL.
7477 2010-01-08 Ian Lance Taylor <iant@google.com>
7480 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7481 dynamic symbol table, use the normal symbol table.
7482 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7485 2010-01-08 Ian Lance Taylor <iant@google.com>
7488 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7491 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7493 * version.cc (print_version): Change to "Copyright 2010".
7495 2010-01-08 Ian Lance Taylor <iant@google.com>
7499 * i386.cc (class Target_i386): Change return type of plt_section
7501 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7502 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7503 tls_desc_rel_ field.
7504 (Output_data_plt_i386::rel_tls_desc): New function.
7505 (Target_i386::rel_tls_desc_section): New function.
7506 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7507 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7508 R_386_TLS_DESC reloc in rel_tls_desc_section.
7509 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7510 Define struct Tlsdesc_info.
7511 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7512 (Target_x86_64::do_reloc_symbol_index): New function.
7513 (Target_x86_64::add_tlsdesc_info): New function.
7514 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7515 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7517 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7519 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7520 (Target_x86_64::rela_tlsdesc_section): New function.
7521 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7523 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7524 (Target_x86_64::do_reloc_addend): New function.
7525 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7526 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7527 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7528 (Output_reloc::type): New function.
7529 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7530 (Output_reloc::is_target_specific): New function.
7531 (Output_reloc::target_arg): New function.
7532 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7533 absolute relocs and target specific relocs.
7534 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7535 add_target_specific.
7536 (class Output_data_reloc) [SHT_RELA]: Likewise.
7537 * output.cc (Output_reloc::Output_reloc): Add four new versions
7538 for absolute relocs and target specific relocs.
7539 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7540 (Output_reloc::get_symbol_index): Likewise.
7541 (Output_reloc::local_section_offset): Check that local_sym_index_
7542 is not TARGET_CODE or 0.
7543 (Output_reloc::symbol_value): Likewise.
7544 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7546 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7547 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7549 * layout.cc (add_target_dynamic_tags): Use output section for
7550 DT_PLTRELSZ and DT_JMPREL.
7552 2010-01-07 Ian Lance Taylor <iant@google.com>
7555 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7557 (class Output_data_reloc_generic): Define.
7558 (class Output_data_reloc_base): Change base class to
7559 Output_data_reloc_generic. Change add() method to call
7560 bump_relative_reloc_count for a relative reloc. Remove
7562 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7564 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7565 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7567 * layout.h (class Layout): Update declaration.
7569 2010-01-07 Ian Lance Taylor <iant@google.com>
7571 * output.h (class Output_data): Add const version of
7572 output_section and do_output_section.
7573 (class Output_section_data): Add const version of
7575 (class Output_section): Likewise.
7576 * layout.cc (Layout::add_target_dynamic_tags): New function.
7577 * layout.h (class Layout): Update declarations.
7578 * arm.cc (Target_arm::do_finalize_sections): Use
7579 add_target_dynamic_tags.
7580 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7581 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7582 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7583 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7585 2010-01-07 Ian Lance Taylor <iant@google.com>
7588 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7591 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7592 Ian Lance Taylor <iant@google.com>
7595 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7596 Xindex::read_symtab_xindex.
7598 2010-01-07 Doug Kwan <dougkwan@google.com>
7600 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7601 (Insn_template::thumb16_bcond_insn): New method declaration.
7602 (Insn_template): Fix spelling.
7603 (Stub::thumb16_special): New method declaration.
7604 (Stub::do_write): Define virtual method which was previously pure
7606 (Stub::do_thumb16_special): New method declaration.
7607 (Stub::do_fixed_endian_write): New template member.
7608 (Reloc_stub::do_write): Remove.
7609 (Reloc_stub::do_fixed_endian_write): Remove.
7610 (Cortex_a8_stub): New class definition.
7611 (Stub_factory::make_cortex_a8_stub): New method definition.
7612 (Stub_factory::Stub_factory): Add missing static storage class
7613 qualifier for elf32_arm_stub_a8_veneer_blx.
7615 2010-01-07 Ian Lance Taylor <iant@google.com>
7618 * options.h (class General_options): Add --warn-unresolved-symbols
7619 and --error-unresolved-symbols.
7620 * errors.cc (Errors::undefined_symbol): Implement
7621 --warn-unresolved-symbols.
7623 * options.h (class General_options): Add -z text and -z textoff.
7624 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7626 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7628 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7629 (Garbage_collection::cident_sections): New function.
7630 (Garbage_collection::add_cident_section): New function.
7631 (Garbage_collection::cident_sections_): New member.
7632 (gc_process_relocs): Add references to sections whose names are C
7634 * gold.h (cident_section_start_prefix): New constant.
7635 (cident_section_stop_prefix): New constant.
7636 (is_cident): New function.
7637 * layout.cc (Layout::define_section_symbols): Replace string constants
7638 with the newly defined constants.
7639 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7641 * testsuite/Makefile.am: Add gc_orphan_section_test.
7642 * testsuite/Makefile.in: Regenerate.
7643 * testsuite/gc_orphan_section_test.cc: New file.
7644 * testsuite/gc_orphan_section_test.sh: New file.
7646 2010-01-06 Ian Lance Taylor <iant@google.com>
7649 * options.h (class General_options): Add --warn-shared-textrel.
7650 * layout.cc (Layout::finish_dynamic_section): Implement
7651 --warn-shared-textrel.
7654 * options.h (class General_options): Add --warn-multiple-gp.
7656 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7658 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7659 $(THREADSLIB) and $(LIBDL).
7660 * Makefile.in: Rebuild.
7662 2010-01-06 Ian Lance Taylor <iant@google.com>
7665 * options.cc (General_options::parse_section_start): New function.
7666 (General_options::section_start): New function.
7667 (General_options::General_options): Initialize all members.
7668 * options.h: Include <map>
7669 (class General_options): Add --section-start. Add section_starts_
7671 * layout.cc (Layout::attach_allocated_section_to_segment): If
7672 --section-start was used, set the address of the segment. Remove
7673 local sort_sections.
7674 (Layout::relaxation_loop_body): If the address of the load segment
7675 has been set by --section-start, don't use it.
7676 * output.h (Output_segment::update_flags_for_output_section): New
7678 * output.cc (Output_segment::add_output_section): Call
7679 update_flags_for_output_section.
7681 2010-01-05 Ian Lance Taylor <iant@google.com>
7684 * options.h (class General_options): Add --undefined-version.
7685 * script.cc (struct Version_expression): Add was_matched_by_symbol
7687 (Version_script_info::matched_symbol): New function.
7688 (Version_script_info::get_symbol_version_helper): Call
7690 (Version_script_info::check_unmatched_names): New function.
7691 * script.h (class Version_script_info): Update declarations.
7692 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7694 * options.h (class General_options): Use DEFINE_bool_alias for
7695 allow_multiple_definition.
7696 * resolve.cc (Symbol_table::should_override): Don't test
7697 allow_multiple_definition.
7700 * options.h (class General_options): Add --cref.
7701 * main.cc (main): Print cref table if --cref. Don't close mapfile
7702 until after printing cref table.
7703 * cref.cc: Include "symtab.h".
7704 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7705 (Cref_table_compare::operator()): New function.
7706 (Cref_inputs::gather_cref): New function.
7707 (filecol): New static const.
7708 (Cref_inputs::print_cref): New function.
7709 (Cref::print_cref): New function.
7710 * cref.h: Include <cstdio>.
7711 (class Cref): Update declarations.
7712 * mapfile.h (Mapfile::file): New function.
7713 * object.h (class Object): Define Symbols. Declare virtual
7714 do_get_global_symbols.
7715 (Object::get_global_symbols): New function.
7716 * object.cc (Input_objects::add_object): Pass object to cref_ if
7718 (Input_objects::archive_start): Likewise.
7719 (Input_objects::archive_stop): Likewise.
7720 (Input_objects::print_cref): New function.
7721 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7722 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7724 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7726 * plugin.h (class Sized_pluginobj): Update declarations.
7728 2010-01-05 Ian Lance Taylor <iant@google.com>
7730 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7731 to is_default_version. Rename insdef to insdefault.
7732 (Symbol_table::add_from_relobj): Rename def to is_default_version
7733 and local to is_forced_local.
7734 (Symbol_table::add_from_pluginobj): Likewise.
7735 (Symbol_table::add_from_dynobj): Likewise.
7736 (Symbol_table::define_special_symbol): Rename insdef to
7739 2010-01-04 Ian Lance Taylor <iant@google.com>
7742 * options.h (class General_options): Add
7743 --allow-multiple-definition and -z muldefs.
7744 * resolve.cc (Symbol_table::should_override): Don't warn about a
7745 multiple symbol definition if --allow-multiple-definition or -z
7749 * options.h (class General_options): Add --add-needed and
7750 --copy-dt-needed-entries. Tweak --as-needed help entry.
7751 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7752 error if --copy-dt-needed-entries aka --add-needed is used and
7753 would cause a change in behaviour.
7756 * options.h (class General_options): Add -G as a short version of
7757 --shared. Add no-op options -assert, -g, and -i.
7759 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7761 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7762 check for .text or .gnu.linkonce.t sections.
7763 * icf.cc (Icf::find_identical_sections): Ditto.
7764 Change the detection for mangled function name within the section
7766 * icf.h (is_section_foldable_candidate): New function.
7768 2009-12-30 Ian Lance Taylor <iant@google.com>
7771 * options.h (class General_options): Permit two dashes with
7772 --retain-symbols-file.
7774 2009-12-30 Ian Lance Taylor <iant@google.com>
7777 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7778 don't put the file header and segment headers in the text
7782 * common.cc (Sort_commons::operator()): Stabilize sort when both
7784 (Symbol_table::do_allocate_commons_list): When allocating common
7785 symbols, skip a symbol which is no longer common.
7786 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7787 an object before checking its type.
7788 * testsuite/common_test_2.c: New file.
7789 * testsuite/common_test_3.c: New file.
7790 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7791 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7792 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7793 (common_test_2_pic.o, common_test_2.so): New targets.
7794 (common_test_3_pic.o, common_test_3.so): New targets.
7795 * testsuite/Makefile.in: Rebuild.
7798 * script.cc (read_input_script): If we see a new SECTIONS clause,
7799 and we have added an input section, give an error.
7800 * layout.h (class Layout): Add have_added_input_section function.
7801 Add have_added_input_section_ field.
7802 * layout.cc (Layout::Layout): Initialize
7803 have_added_input_section_.
7804 (Layout::layout): Set have_added_input_section_.
7805 (Layout::layout_eh_frame): Likewise.
7807 2009-12-30 Ian Lance Taylor <iant@google.com>
7810 * options.h (class General_options): Add --sort-common option.
7811 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7812 * common.cc (Sort_common): Add sort_order parameter to
7813 constructor. Add sort_order_ field.
7814 (Sort_commons::operator): Check sort_order_.
7815 (Symbol_table::allocate_commons): Determine the sort order.
7816 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7818 (Symbol_table::do_allocate_commons_list): Likewise.
7820 2009-12-30 Ian Lance Taylor <iant@google.com>
7823 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7824 symbols from this object, don't change the visibility of an
7826 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7828 2009-12-30 Ian Lance Taylor <iant@google.com>
7831 * script.h (class Version_script_info): Define Language enum.
7832 Update declarations. Define Glob, Exact, and Lookup types. Add
7833 new fields globals_, locals_, and is_finalized_.
7834 * script.cc: Various formatting fixes.
7835 (class Parser_closure): Change language_stack_ from a vector of
7836 std::string to one of Version_script_info::Language. Adjust all
7838 (class Lazy_demangler): Remove.
7839 (struct Version_expression): Change language from std::string to
7840 Version_script_info::Language.
7841 (Version_script_info::Version_script_info): New function.
7842 (Version_script_info::~Version_script_info): Don't call clear.
7843 (Version_script_info::finalize): New function.
7844 (Version_script_info::build_lookup_tables): New function.
7845 (Version_script_info::build_expression_list_lookup): New
7847 (Version_script_info::get_symbol_version_helper): Rewrite to use
7849 (Version_script_info::print_expression_list): Adjust to use
7850 Version_script_info::Language.
7851 (script_push_lex_into_version_mode): Check that the version script
7852 has not been finalized.
7853 (version_script_push_lang): Change language string to
7854 Version_script_info::Language.
7855 * options.cc (Command_line::version_script): New function.
7856 * options.h (class General_options): Add finalize_dynamic_list
7857 function. Change version_script from declaration to definition.
7858 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7859 * testsuite/version_script.map: Remove duplicate def of foo.
7860 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7862 * testsuite/Makefile.in: Rebuild.
7864 2009-12-30 Ian Lance Taylor <iant@google.com>
7867 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7868 if the input symbol index is 0, make the output symbol index 0.
7870 2009-12-30 Ian Lance Taylor <iant@google.com>
7873 * options.h (class General_options): Add -x/--discard-all.
7874 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7875 --discard-all. If the local symbol needs a dynamic entry, check
7876 that before handling --discard-locals.
7878 2009-12-30 Ian Lance Taylor <iant@google.com>
7881 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7883 (Output_segment::add_output_section): Don't change the flags if
7887 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7888 GNU hash table if they need a dynamic value. Otherwise, don't add
7889 them if they are defined in a dynamic object or are forced local.
7891 2009-12-29 Ian Lance Taylor <iant@google.com>
7894 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7895 .gnu.hash table for a 32-bit target.
7898 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7899 regular and a dynamic object only needs a dynamic symbol table
7900 entry if it is externally visible.
7903 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7904 constructor. Add global_offset_table_ field.
7905 (Target_i386::got_section): Set global_offset_table_.
7906 (Target_i386::do_finalize_sections): Set global_offset_table_
7908 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7909 in constructor. Add global_offset_table_ field.
7910 (Target_x86_64::got_section): Set global_offset_table_.
7911 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7914 * layout.cc (Layout::Layout): Initialize increase_relro_.
7915 (Layout::get_output_section): Add is_relro, is_last_relro, and
7916 is_first_non_relro parameters. Change all callers.
7917 (Layout::choose_output_section): Likewise.
7918 (Layout::add_output_section_data): Likewise.
7919 (Layout::make_output_section): Likewise.
7920 (Layout::set_segment_offsets): Clear increase_relro when using a
7922 * layout.h (class Layout): Add increase_relro method. Add
7923 increase_relro_ field. Update declarations.
7924 * output.cc (Output_section::Output_section): Initialize
7925 is_last_relro_ and is_first_non_relro_.
7926 (Output_segment::add_output_section): Group relro sections is
7927 do_sort is true. Handle is_last_relro and is_first_non_relro.
7928 (Output_segment::maximum_alignment): Remove relro handling.
7929 (Output_segment::set_section_addresses): Add increase_relro
7930 parameter. Change all callers. Add initial alignment to align
7931 relro sections on separate page. Remove old relro handling.
7932 (Output_segment::set_section_list_addresses): Remove in_relro
7933 parameter. Change all callers.
7934 (Output_segment::set_offset): Add increase parameter. Change all
7935 callers. Remove old relro handling.
7936 * output.h (class Output_section): Add new methods: is_last_relro,
7937 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7938 Add is_last_relro_ and is_first_non_relro_ fields.
7939 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7940 Create separate .got.plt section. Call increase_relro.
7941 * x86_64.cc (Target_x86_64::got_section): Likewise.
7942 * testsuite/relro_script_test.t: Add .got.plt.
7945 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7946 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7947 (Layout::finalize): Call set_dynamic_symbol_size.
7948 (Layout::set_dynamic_symbol_size): New function.
7949 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7950 set_dynamic_symbol_size.
7953 * output.h (class Output_section): Add is_entsize_zero_ field.
7954 * output.cc (Output_section::Output_section): Initialize
7956 (Output_section::set_entsize): If two different entsizes are
7957 requested, force it to zero.
7958 (Output_section::add_input_section): Set flags for .debug_str
7959 before updating section flags. Set entsize.
7960 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7961 and SHF_STRING if all input sections have those flags.
7963 2009-12-29 Rafael Espindola <espindola@google.com>
7965 * main.cc (main): Fix the sys time reporting.
7966 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7969 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7971 * options.cc (General_options::parse_version): Allow -v to exit
7972 without an error if there is nothing to link.
7974 2009-12-29 Ian Lance Taylor <iant@google.com>
7976 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7977 using a version of gcc before 4.1.
7978 * configure: Rebuild.
7980 2009-12-28 Chris Demetriou <cgd@google.com>
7982 * attributes.cc (Output_attributes_section_data::do_write): Use
7983 std::vector::front rather than std::vector::data.
7985 2009-12-28 Ian Lance Taylor <iant@google.com>
7987 * symtab.h (class Symbol_table): Add enum Defined.
7988 * resolve.cc (Symbol_table::should_override): Add defined
7989 parameter. Change all callers. Test whether object is NULL
7990 before calling a method on it.
7991 (Symbol_table::report_resolve_problem): Add defined parameter.
7993 (Symbol_table::should_override_with_special): Likewise.
7994 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7995 parameter. Change all callers.
7996 (Symbol_table::do_define_in_output_data): Likewise.
7997 (Symbol_table::define_in_output_segment): Likewise.
7998 (Symbol_table::do_define_in_output_segment): Likewise.
7999 (Symbol_table::define_as_constant): Likewise.
8000 (Symbol_table::do_define_as_constant): Likewise.
8001 * script.h (class Symbol_assignment): Add is_defsym parameter to
8002 constructor; change all callers.
8003 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8004 parameter. Change all callers. Add is_defsym_ field.
8005 (class Parser_closure): Add parsing_defsym parameter to
8006 constructor; change all callers. Add parsing_defsym accessor
8007 function. Add parsing_defsym_ field.
8009 2009-12-28 Ian Lance Taylor <iant@google.com>
8011 * gold.cc (queue_middle_tasks): Fix formatting.
8012 * object.cc (Relobj::is_section_name_included): Likewise.
8014 2009-12-23 Ian Lance Taylor <iant@google.com>
8016 * i386.cc (Target_i386::do_calls_non_split): Recognize
8017 -fsplit-stack prologue for a function with a static chain.
8018 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8019 -fsplit-stack prologue when using %r11.
8021 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8023 * options.cc (General_options::parse_version): Make -v continue and do
8024 the link like GNU ld does.
8026 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8028 * Makefile.am (CCFILES): Add timer.cc.
8029 (HFILES): Add timer.h.
8030 * configure.ac: Check for sysconf and times.
8031 * main.cc: include timer.h.
8032 (main): Use Timer instead of get_run_time.
8035 * workqueue.cc: include timer.h.
8036 (Workqueue::find_and_run_task):
8037 Report user, sys and wall time.
8038 * Makefile.in: Regenerate.
8039 * config.in: Regenerate.
8040 * configure: Regenerate.
8042 2009-12-16 Doug Kwan <dougkwan@google.com>
8044 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8046 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8047 relaxed input sections.
8048 * output.cc (Output_section::find_relaxed_input_section): Change
8049 return type to Output_relaxed_input_section pointer. Adjust code
8050 for new type of relaxed_input_section_map_.
8051 * output.h (Output_section::find_relaxed_input_section): Change
8052 return type to Output_relaxed_input_section pointer.
8053 (Output_section::Output_relaxed_input_section_by_input_section_map):
8055 (Output_section::relaxed_input_section_map_): Change type to
8056 Output_section::Output_relaxed_input_section_by_input_section_map.
8057 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8060 2009-12-15 Ian Lance Taylor <iant@google.com>
8062 * layout.cc (Layout::create_shstrtab): Only write out after input
8063 sections if we are compressing debug sections.
8065 2009-12-15 Ian Lance Taylor <iant@google.com>
8067 * archive.cc (Archive::add_symbols): Only look up a symbol without
8068 a version if there is, in fact, a version.
8070 2009-12-14 Ian Lance Taylor <iant@google.com>
8072 Revert -Wshadow changes, all changes from:
8073 2009-12-11 Doug Kwan <dougkwan@google.com>
8074 2009-12-11 Nick Clifton <nickc@redhat.com>
8075 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8077 2009-12-11 Doug Kwan <dougkwan@google.com>
8079 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8081 * attributes.cc (Object_attribute::size): Ditto.
8082 (Attributes_section_data::size): Ditto.
8083 (Attributes_section_data::Attributes_section_data): Ditto.
8084 (Output_attributes_section_data::do_write): Ditto.
8085 * attributes.h (Object_attribute::set_type): Ditto.
8086 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8088 2009-12-11 Nick Clifton <nickc@redhat.com>
8090 * archive.cc: Fix shadowed variable warnings.
8092 * compressed_output.cc: Likewise.
8093 * compressed_output.h: Likewise.
8094 * configure: Likewise.
8095 * dwarf_reader.cc: Likewise.
8096 * dynobj.cc: Likewise.
8097 * dynobj.h: Likewise.
8098 * ehframe.cc: Likewise.
8099 * ehframe.h: Likewise.
8100 * errors.cc: Likewise.
8101 * expression.cc: Likewise.
8102 * fileread.cc: Likewise.
8103 * fileread.h: Likewise.
8104 * freebsd.h: Likewise.
8105 * i386.cc: Likewise.
8107 * incremental.h: Likewise.
8108 * layout.cc: Likewise.
8109 * layout.h: Likewise.
8110 * mapfile.cc: Likewise.
8111 * merge.cc: Likewise.
8112 * merge.h: Likewise.
8113 * object.cc: Likewise.
8114 * object.h: Likewise.
8115 * options.h: Likewise.
8116 * output.cc: Likewise.
8117 * output.h: Likewise.
8118 * parameters.cc: Likewise.
8119 * plugin.cc: Likewise.
8120 * powerpc.cc: Likewise.
8121 * reduced_debug_output.cc: Likewise.
8122 * reduced_debug_output.h: Likewise.
8123 * reloc.cc: Likewise.
8124 * reloc.h: Likewise.
8125 * resolve.cc: Likewise.
8126 * script-sections.cc: Likewise.
8127 * script.cc: Likewise.
8128 * script.h: Likewise.
8129 * sparc.cc: Likewise.
8130 * symtab.cc: Likewise.
8131 * symtab.h: Likewise.
8132 * target-select.cc: Likewise.
8133 * target-select.h: Likewise.
8134 * token.h: Likewise.
8135 * workqueue.cc: Likewise.
8136 * workqueue.h: Likewise.
8137 * x86_64.cc: Likewise.
8139 2009-12-10 Doug Kwan <dougkwan@google.com>
8141 * arm.cc (attributes.h): New include.
8142 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8143 (Arm_relobj::~Arm_relobj): Delete object pointed by
8144 attributes_section_data_.
8145 (Arm_relobj::attributes_section_data): New method definition.
8146 (Arm_relobj::attributes_section_data_): New data member declaration.
8147 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8148 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8149 attributes_section_data_.
8150 (Arm_dynobj::attributes_section_data): New method definition.
8151 (Arm_dynobj::attributes_section_data_): New data member declaration.
8152 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8153 initialization value of may_use_blx_ to false.
8154 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8155 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8156 object attributes to compute results instead of hard-coding.
8157 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8158 Target_arm::get_secondary_compatible_arch,
8159 Target_arm::set_secondary_compatible_arch
8160 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8161 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8162 New method declarations.
8163 (Target_arm::get_aeabi_object_attribute): New method definition.
8164 (Target_arm::attributes_section_data_): New data member declaration.
8165 (read_arm_attributes_section): New template definition.
8166 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8167 (Arm_dynobj::do_read_symbols): Ditto.
8168 (Target_arm::do_finalize_sections): Merge attributes sections from
8169 input. Check for BLX use after attributes section merging.
8170 Fix __exidx_start and __exidx_end visibility. Create an
8171 .ARM.attributes section if necessary.
8172 (Target_arm::get_secondary_compatible_arch,
8173 Target_arm::set_secondary_compatible_arch,
8174 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8175 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8176 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8177 New method definitions.
8179 2009-12-09 Ian Lance Taylor <iant@google.com>
8181 * plugin.cc (Plugin::load): Don't cast from void* to a function
8184 2009-12-09 Ian Lance Taylor <iant@google.com>
8186 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8189 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8191 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8192 Replace two_file_shared_1.so with two_file_shared_2.so.
8193 * testsuite/Makefile.in: Regenerated.
8195 2009-12-08 Doug Kwan <dougkwan@google.com>
8197 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8198 (HFILES): Add attributes.h and int_encoding.h.
8199 * Makefile.in: Regenerate.
8200 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8201 function definitions to int_encoding.cc
8202 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8203 prototypes to int_encoding.h
8204 * reduced_debug_output.cc (int_encoding.h): New include.
8205 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8206 function definitions to int_encoding.cc
8207 (insert_into_vector, read_from_pointer): Move template definitions to
8209 * attributes.cc: New file.
8210 * attributes.h: New file.
8211 * int_encoding.cc: New file.
8212 * int_encoding.h: New file.
8214 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8217 * incremental-dump.cc (dump_incremental_inputs): New.
8218 (main): Use dump_incremental_inputs.
8220 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8223 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8224 checking elfcpp::STT_FUNC.
8225 (Target_i386::Relocate::relocate): Likewise.
8226 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8228 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8229 symbols from shared libraries into normal FUNC symbols.
8231 * symtab.h (Symbol): Add is_func and use it.
8233 2009-12-05 Doug Kwan <dougkwan@google.com>
8235 * arm.cc (Target_arm::arm_info): Initialize new fields
8236 attributes_section and attributes_vendor.
8237 * i386.cc (Target_i386::i386_info): Same.
8238 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8239 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8240 fields attributes_section and attributes_vendor.
8241 * sparc.cc (Target_sparc::sparc_info): Same.
8242 * target.h (Target::attributes_section, Target::attributes_vendor,
8243 Target::is_attributes_section, Target::attribute_arg_type,
8244 Target::attributes_order): New method definitions.
8245 (Target::Target_info::attributes_section,
8246 Target::Target_info::attributes_vendor): New fields.
8247 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8248 virtual method definitions.
8249 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8250 attributes_section and attributes_vendor.
8251 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8253 2009-12-05 Doug Kwan <dougkwan@google.com>
8255 * arm.cc: Update comments about interworking and stub generation.
8256 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8257 considered as non-PIC.
8258 (Arm_relocate_functions::base_abs): Fix formatting.
8259 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8260 of function to use GOT entry address instead of offset.
8261 (Target_arm::Scan::global): Issue an error if a symbol would need a
8262 PLT does not get one because it is untyped. Remove code to create
8263 dynamic symbols for relative branches.
8264 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8265 takes unsigned integer instead of boolean.
8267 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8269 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8270 (two_file_test_LDADD): Likewise.
8271 (common_test_1_LDADD): Likewise.
8272 (exception_test_LDADD) Likewise.
8273 (weak_test_LDADD): Likewise.
8274 (many_sections_test_LDADD): Likewise.
8275 (initpri1_LDADD): Likewise.
8276 (script_test_1_LDADD): Likewise.
8277 (script_test_2_LDADD): Likewise.
8278 (justsyms_LDADD): Likewise.
8279 (binary_test_LDADD): Likewise.
8280 (large_LDADD): Likewise.
8281 * testsuite/Makefile.in: Regenerated.
8283 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8285 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8286 (Symbol_table::override_with_special): Likewise.
8287 (Symbol_table::add_from_object): Likewise.
8289 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8291 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8292 Don't set the data_offset twice.
8294 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8296 * testsuite/Makefile.in: Regenerate.
8298 2009-12-03 Doug Kwan <dougkwan@google.com>
8300 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8301 (Target_arm::do_finalize_sections): Add parameter for symbol table
8302 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8303 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8304 parameter for symbol table pointer.
8305 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8306 an additional parameter for a pointer to symbol table.
8307 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8308 parameter for a symbol table pointer.
8309 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8310 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8312 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8313 parameter for a symbol table pointer.
8315 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8317 * incremental.cc (Incremental_inputs_header)
8318 (Incremental_inputs_header_write, Incremental_inputs_entry)
8319 (Incremental_inputs_entry_write): Move ...
8320 * incremental.h (Incremental_inputs_header)
8321 (Incremental_inputs_header_write, Incremental_inputs_entry)
8322 (Incremental_inputs_entry_write): here.
8324 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8326 * incremental.cc (make_sized_incremental_binary): Set the target.
8327 Error if it is incompatible.
8328 * output.h (Output_file): Add filename method.
8330 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8332 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8333 from the get_* methods.
8335 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8337 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8338 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8339 Write 0 for the data_offset of scripts.
8341 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8343 * testsuite/Makefile.am: Add the incremental_test.sh test.
8344 * testsuite/incremental_test.sh: New.
8345 * testsuite/incremental_test_1.c: New.
8346 * testsuite/incremental_test_2.c: New.
8348 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8350 * incremental-dump.cc (main): Fix typos.
8352 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8355 * incremental-dump.cc (main): Use llu to print 64 bit values.
8357 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8358 H.J. Lu <hongjiu.lu@intel.com>
8360 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8362 (incremental_dump_LDADD): Likewise.
8363 * Makefile.in: Regenerated.
8365 2009-11-25 Doug Kwan <dougkwan@google.com>
8369 2009-11-25 Doug Kwan <dougkwan@google.com>
8371 * arm.cc (Target_arm::Target_arm): Move method definition
8372 outside of class definition. Add code to handle
8373 --target1-rel, --target1-abs and --target2= options.
8374 (Target_arm::get_reloc_reloc_type): Change method to be
8375 non-static and const.
8376 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8377 New data member declaration.
8378 (Target_arm::Scan::local, Target_arm::Scan::global,
8379 Target_arm::Relocate::relocate,
8380 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8381 Adjust call to Target_arm::get_real_reloc_type.
8382 (Target_arm::get_real_reloc_type): Use command line options
8383 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8384 * options.h (--target1-rel, --target1-abs, --target2): New
8387 2009-11-25 Doug Kwan <dougkwan@google.com>
8389 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8390 class definition. Add code to handle --target1-rel, --target1-abs
8391 and --target2= options.
8392 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8394 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8396 (Target_arm::Scan::local, Target_arm::Scan::global,
8397 Target_arm::Relocate::relocate,
8398 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8399 call to Target_arm::get_real_reloc_type.
8400 (Target_arm::get_real_reloc_type): Use command line options to
8401 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8402 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8405 2009-11-25 Doug Kwan <dougkwan@google.com>
8407 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8408 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8409 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8411 (Arm_relocate_functions::thm_call): Replace body with a call to
8412 Arm_relocate_functions::thumb_branch_common.
8413 (Arm_relocate_functions::thm_jump24,
8414 Arm_relocate_functions::thm_xpc22): New method definitions.
8415 (Arm_relocate_functions::thumb_branch_common): New method definition.
8416 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8418 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8419 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8421 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8423 * Makefile.am: Build incremental-dump
8424 * Makefile.in: Regenerate.
8425 * incremental-dump.cc: New.
8426 * incremental.cc (Incremental_inputs_header_data,
8427 Incremental_inputs_entry_data): Move to incremental.h
8428 * incremental.h: (Incremental_inputs_header_data,
8429 Incremental_inputs_entry_data): Move from incremental.cc
8431 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8433 * incremental.cc (Incremental_inputs_header,
8434 Incremental_inputs_header_write, Incremental_inputs_entry,
8435 Incremental_inputs_entry_write): Add a typedef with the data type.
8437 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8439 * incremental.cc (Incremental_inputs_header,
8440 Incremental_inputs_header_write, Incremental_inputs_entry,
8441 Incremental_inputs_entry_write): Update comment about which
8442 type has the filed descriptions.
8444 2009-11-15 Doug Kwan <dougkwan@google.com>
8446 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8447 (Arm_relocate_functions::arm_branch_common): Change method defintion
8448 in class definition to a method declaration and update list of formal
8450 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8451 Arm_relocation_functions::jump24): Adjust call to
8452 Arm_relocate_functions::arm_branch_common. Update list of formal
8454 (Arm_relocate_functions::xpc25): New method definition.
8455 (Arm_relocate_functions::arm_branch_common): Move method defintion
8456 out from class definition. Use stubs for mode-switching and extending
8458 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8459 specially. Change code to enable use of stubs in ARM branches.
8461 2009-11-10 Doug Kwan <dougkwan@google.com>
8463 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8464 in method declaration.
8465 (Target_arm::relocate_stub): New method declaration.
8466 (Target_arm::default_target): Change to return a pointer instead of
8468 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8469 Target_arm::default_target.
8470 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8472 (Target_arm::relocate_section): Adjust view.
8473 (Target_arm::relocate_stub): New method definition.
8475 2009-11-10 Doug Kwan <dougkwan@google.com>
8477 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8479 * incremental.cc (open_incremental_binary): Initialized local
8480 variables to avoid warnings.
8481 * object.cc (make_elf_object): Ditto.
8482 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8485 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8488 * testsuite/plugin_test.c: Include "config.h".
8490 2009-11-09 Doug Kwan <dougkwan@google.com>
8492 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8493 (arm_symbol_value): Remove.
8494 (Arm_relocate_functions::arm_branch_common,
8495 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8496 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8497 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8498 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8499 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8500 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8501 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8502 Arm_relocate_functions::thm_mobw_abs_nc,
8503 Arm_relocate_functions::thm_mov_abs,
8504 Arm_relocate_functions::movw_prel_nc,
8505 Arm_relocate_functions::thm_movt_abs,
8506 Arm_relocate_functions::movt_prel,
8507 Arm_relocate_functions::thm_movw_prel_nc,
8508 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8509 (Target_arm::Relocate::relocate): Only decompose address into two
8510 parts if relocation type uses the thumb-bit and pass the actual
8511 bit instead of a flag indicating that the thumb-bit is used. Adjust
8512 calls to methods in Arm_relocate_functions for this change.
8514 2009-11-08 Ian Lance Taylor <iant@google.com>
8517 * reloc.cc: Instantiate
8518 Sized_relobj::initialize_input_to_output_maps and
8519 Sized_relobj:free_input_to_output_maps.
8521 2009-11-06 Ian Lance Taylor <iant@google.com>
8524 * defstd.cc (in_segment): Set only_if_ref true for "end".
8526 2009-11-06 Doug Kwan <dougkwan@google.com>
8528 * arm.cc (class Reloc_stub): Correct a comment.
8529 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8530 (Target_arm::scan_section_for_stubs): New method declaration.
8531 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8532 Change methods from private to protected.
8533 (Target_arm::do_may_relax): New method definition.
8534 (Target_arm::do_relax, Target_arm::group_sections,
8535 Target_arm::scan_reloc_for_stub,
8536 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8537 (Target_arm::arm_input_section_map_): New data member declaration.
8538 (Target_arm::scan_reloc_for_stub,
8539 Target_arm::scan_reloc_section_for_stubs,
8540 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8541 Target_arm::do_relax): New method definitions.
8543 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8545 * configure.ac: Check for (struct stat)::st_mtim
8546 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8547 * config.in: Regenerate.
8548 * configure: Regenerate.
8550 2009-11-05 Ian Lance Taylor <iant@google.com>
8553 * output.cc (Output_segment::add_output_section): Add missing
8556 2009-11-04 Ian Lance Taylor <iant@google.com>
8559 * object.h (class Object): Add is_needed and set_is_needed
8560 methods. Add is_needed_ field. Make bool fields into bitfields.
8561 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8562 defined in a dynamic object and referenced by a regular object,
8563 set is_needed for the dynamic object.
8564 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8565 if the file is marked with as_needed and it is not needed.
8567 2009-11-04 Ian Lance Taylor <iant@google.com>
8570 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8571 tags if data is discarded by linker script.
8572 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8573 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8574 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8575 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8577 2009-11-04 Ian Lance Taylor <iant@google.com>
8579 * layout.cc (Layout::get_output_section): Add is_interp and
8580 is_dynamic_linker_section parameters. Change all callers.
8581 (Layout::choose_output_section): Likewise.
8582 (Layout::make_output_section): Likewise.
8583 (Layout::add_output_section_data): Add is_dynamic_linker_section
8584 parameter. Change all callers.
8585 * layout.h (class Layout): Update declarations.
8586 * output.h (class Output_section): Add is_interp, set_is_interp,
8587 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8588 Add is_interp_, is_dynamic_linker_section_ fields. Change
8589 generate_code_fills_at_write_ to a bitfield.
8590 * output.cc (Output_section::Output_sections): Initialize new
8592 (Output_segment::add_output_section): Add do_sort parameter.
8595 2009-11-03 Ian Lance Taylor <iant@google.com>
8598 * options.h (class General_options): Add --warn-common.
8599 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8600 merging two common symbols.
8601 (Symbol_table::should_override): Handle --warn-common when merging
8602 a common symbol with a defined symbol. Use report_resolve_problem
8603 for multiple definitions.
8604 (Symbol_table::report_resolve_problem): New function.
8605 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8607 2009-11-03 Doug Kwan <dougkwan@google.com>
8609 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8611 (Target_arm::stub_factory): New method definition.
8612 (Target_arm::new_arm_input_section,
8613 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8614 Target_arm::reloc_uses_thumb_bit): New method declarations.
8615 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8616 New type definitions.
8617 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8618 member declarations.
8619 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8620 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8621 New method definitions.
8623 2009-11-03 Ian Lance Taylor <iant@google.com>
8625 * options.h (class General_options): Add --warn_constructors.
8627 2009-11-03 Ian Lance Taylor <iant@google.com>
8630 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8631 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8633 2009-11-03 Ian Lance Taylor <iant@google.com>
8636 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8637 --msgid-bugs-address.
8638 (install-pdf): New target.
8639 (install-data_yes): Look up one directory to find mkinstalldirs.
8641 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8643 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8646 2009-10-30 Doug Kwan <dougkwan@google.com>
8648 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8650 2009-10-30 Doug Kwan <dougkwan@google.com>
8652 * arm.cc (Stub_addend_reader): New struct template definition
8653 and partial specializations.
8654 (Stub_addend_reader::operator()): New method definition for a
8655 partially specialized template.
8657 2009-10-30 Doug Kwan <dougkwan@google.com>
8659 * arm.cc (Arm_relobj::processor_specific_flags): New method
8661 (Arm_relobj::do_read_symbols): New method declaration.
8662 (Arm_relobj::processor_specific_flags_): New data member declaration.
8663 (Arm_dynobj): New class definition.
8664 (Target_arm::do_finalize_sections): Add input_objects parameter.
8665 (Target_arm::do_adjust_elf_header): New method declaration.
8666 (Target_arm::are_eabi_versions_compatible,
8667 (Target_arm::merge_processor_specific_flags): New method declaration.
8668 (Target_arm::do_make_elf_object): New overloaded method definitions
8670 (Arm_relobj::do_read_symbols): New method definition.
8671 (Arm_dynobj::do_read_symbols): Ditto.
8672 (Target_arm::do_finalize_sections): Add input_objects parameters.
8673 Merge processor-specific flags from all input objects.
8674 (Target_arm::are_eabi_versions_compatible,
8675 Target_arm::merge_processor_specific_flags,
8676 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8677 New method definitions.
8678 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8679 Input_objects pointer type parameter.
8680 * layout.cc (Layout::finalize): Pass input objects to target's.
8681 finalize_sections function.
8682 * output.cc (Output_file_header::do_sized_write): Set ELF file
8683 header's processor-specific flags.
8684 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8685 Input_objects pointer type parameter.
8686 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8687 * target.h (Input_objects): New forward class declaration.
8688 (Target::processor_specific_flags,
8689 Target::are_processor_specific_flags_sect): New method definitions.
8690 (Target::finalize_sections): Add input_objects parameter.
8691 (Target::Target): Initialize processor_specific_flags_ and
8692 are_processor_specific_flags_set_.
8693 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8695 (Target::set_processor_specific_flags): New method definition.
8696 (Target::processor_specific_flags_,
8697 Target::are_processor_specific_flags_set_): New data member
8699 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8700 Input_objects pointer type parameter.
8702 2009-10-30 Doug Kwan <dougkwan@google.com>
8704 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8706 2009-10-28 Ian Lance Taylor <iant@google.com>
8708 * object.h (class Relobj): Drop options parameter from
8709 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8710 do_scan_relocs, do_relocate. Change all callers.
8711 (class Sized_relobj): Drop options parameters from
8712 do_gc_process_relocs, do_scan_relocs, do_relocate,
8713 do_relocate_sections, relocate_sections, emit_relocs_scan,
8714 emit_relocs_scan_reltype. Change all callers.
8715 (struct Relocate_info): Remove options field and all references to
8717 * reloc.h (class Read_relocs): Remove options constructor
8718 parameter and options_ field. Change all callers.
8719 (class Gc_process_relocs, class Scan_relocs): Likewise.
8720 (class Relocate_task): Likewise.
8721 * target-reloc.h (scan_relocs): Remove options parameter. Change
8723 (scan_relocatable_relocs): Likewise.
8724 * target.h (class Sized_target): Remove options parameter from
8725 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8727 * gc.h (gc_process_relocs): Remove options parameter. Change all
8729 * arm.cc: Update functions to remove options parameters.
8730 * i386.cc: Likewise.
8731 * powerpc.cc: Likewise.
8732 * sparc.cc: Likewise.
8733 * x86_64.cc: Likewise.
8734 * testsuite/testfile.cc: Likewise.
8736 2009-10-28 Doug Kwan <dougkwan@google.com>
8738 * arm.cc (Arm_relobj): New class definition.
8739 (Arm_relobj::scan_sections_for_stubs,
8740 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8741 New method definitions.
8743 2009-10-28 Cary Coutant <ccoutant@google.com>
8745 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8746 (Plugin::cleanup_done_): New member.
8747 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8748 (Plugin_manager::cleanup_done_): Remove.
8749 (Plugin_manager::add_input_file): Edit error message.
8750 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8751 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8753 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8755 * fileread.cc: (File_read::View::~View): Use the new
8756 data_ownership_ filed.
8757 (File_read::~File_read): Dispose the new whole_file_view_.
8758 (File_read::open): Mmap the whole file if needed.
8759 (File_read::open): Use whole_file_view_ instead of contents_.
8760 (File_read::find_view): Use whole_file_view_ if applicable.
8761 (File_read::do_read): Use whole_file_view_ instead of contents_.
8762 (File_read::make_view): Use whole_file_view_ instead of contents_,
8763 update File_read::View::View call.
8764 (File_read::find_or_make_view): Update File_read::View::View
8766 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8768 (File_read::View::Data_ownership): New enum.
8769 (File_read::View::View): Replace bool mapped_ with Data_ownership
8771 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8772 (File_read::View::data_ownership_): New field.
8773 (File_read::contents_): Remove (replaced by whole_file_view_).
8774 (File_read::whole_file_view_): New field.
8775 * options.h (class General_options): Add --keep-files-mapped.
8777 2009-10-27 Cary Coutant <ccoutant@google.com>
8779 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8780 * testsuite/Makefile.am (plugin_test_5): New test case.
8781 * testsuite/Makefile.in: Regenerate.
8783 2009-10-25 Doug Kwan <dougkwan@google.com>
8785 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8786 from private to protected to allow access by child class.
8787 (Sized_relobj::do_relocate_sections): New method declaration.
8788 (Sized_relobj::relocate_sections): Virtualize.
8789 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8790 Sized_relobj::relocate_sections. Instantiate template explicitly
8791 for different target sizes and endianity.
8793 2009-10-24 Doug Kwan <dougkwan@google.com>
8795 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8796 (Arm_input_section::as_arm_input_section): New method.
8797 (Arm_output_section): New class definition.
8798 (Arm_output_section::create_stub_group,
8799 Arm_output_section::group_sections): New method definitions.
8801 2009-10-22 Doug Kwan <dougkwan@google.com>
8803 * arm.cc (Arm_input_section): New class definition.
8804 (Arm_input_section::init, Arm_input_section:do_write,
8805 Arm_input_section::set_final_data_size,
8806 Arm_input_section::do_reset_address_and_file_offset): New method
8809 2009-10-21 Doug Kwan <dougkwan@google.com>
8811 * arm.cc (Stub_table, Arm_input_section): New forward class
8813 (Stub_table): New class defintion.
8814 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8815 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8816 New method definition.
8818 2009-10-21 Doug Kwan <dougkwan@google.com>
8820 * arm.cc: Update copyright comments.
8821 (Target_arm): New forward class template declaration.
8822 (Arm_address): New type.
8823 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8824 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8825 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8827 (Insn_template): Same.
8828 (DEF_STUBS): New macro.
8829 (Stub_type): New enum type.
8830 (Stub_template): New class definition.
8833 (Stub_factory): Same.
8834 (Target_arm::Target_arm): Initialize may_use_blx_ and
8835 should_force_pic_veneer_.
8836 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8837 Target_arm::should_force_pic_veneer,
8838 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8839 Target_arm::using_thumb_only, Target_arm:;default_target): New
8841 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8842 New data member declarations.
8843 (Insn_template::size, Insn_template::alignment): New method defintions.
8844 (Stub_template::Stub_template): New method definition.
8845 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8846 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8847 (Stub_factory::Stub_factory): New method definition.
8848 * gold.h (string_hash): New template.
8849 * output.h (Input_section_specifier::hash_value): Use
8851 (Input_section_specifier::string_hash): Remove.
8852 * stringpool.cc (Stringpool_template::string_hash): Use
8855 2009-10-20 Doug Kwan <dougkwan@google.com>
8857 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8858 symbols of relaxed input sections.
8859 * output.h (Output_section::find_relaxed_input_section): Make
8862 2009-10-16 Doug Kwan <dougkwan@google.com>
8864 * dynobj.cc (Versions::Versions): Initialize version_script_.
8865 Only insert base version symbol definition for a shared object
8866 if version script defines any version versions.
8867 (Versions::define_base_version): New method definition.
8868 (Versions::add_def): Check that base version is not needed.
8869 (Versions::add_need): Define base version lazily.
8870 * dynobj.h (Versions::define_base_version): New method declaration.
8871 (Versions::needs_base_version_): New data member declaration.
8872 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8873 (check_DATA): Add no_version_test.stdout.
8874 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8876 * testsuite/Makefile.in: Regenerate.
8877 * testsuite/no_version_test.c: New file.
8878 * testsuite/no_version_test.sh: Ditto.
8880 2009-10-16 Doug Kwan <dougkwan@google.com>
8882 * expression.cc (class Segment_start_expression): New class definition.
8883 (Segment_start_expression::value): New method definition.
8884 (script_exp_function_segment_start): Return a new
8885 Segment_start_expression.
8886 * gold/script-c.h (script_saw_segment_start_expression): New function
8888 * script-sections.cc (Script_sections::Script_sections): Initialize
8889 SAW_SEGMENT_START_EXPRESSION_ to false.
8890 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8891 and -Tbbs options to specify section addresses if given in
8892 command line and no SEGMENT_START expression is seen in a script.
8893 * script-sections.h (Script_sections::saw_segment_start_expression,
8894 Script_sections::set_saw_segment_start_expression): New method
8896 (Script_sections::saw_segment_start_expression_): New data member
8898 * script.cc (script_saw_segment_start_expression): New function.
8899 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8900 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8901 script_test_7.sh and script_test_8.sh.
8902 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8903 script_test_8.stdout.
8904 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8905 (script_test_6, script_test_6.stdout, script_test_7,
8906 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8907 * Makefile.in: Regenerate.
8908 * testsuite/script_test_6.sh: New file.
8909 * testsuite/script_test_6.t: Same.
8910 * testsuite/script_test_7.sh: Same.
8911 * testsuite/script_test_7.t: Same.
8912 * testsuite/script_test_8.sh: Same.
8914 2009-10-16 Doug Kwan <dougkwan@google.com>
8916 * output.cc (Output_segment::set_section_list_address): Cast
8917 expressions to unsigned long long type to avoid format warnings.
8919 2009-10-15 Ian Lance Taylor <iant@google.com>
8921 * script.cc (Script_options::add_symbol_assignment): Always add a
8922 dot assignment to script_sections_.
8923 * script-sections.cc (Script_sections::add_dot_assignment):
8924 Initialize if necessary.
8926 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8927 program headers with no load segment if there is a linker script.
8929 * layout.cc (Layout::set_segment_offsets): Align the file offset
8930 to the segment aligment for -N or -n with no load segment.
8931 * output.cc (Output_segment::add_output_section): Don't crash if
8932 the first section is a TLS section.
8933 (Output_segment::set_section_list_addresses): Print an error
8934 message if the address moves backward in a linker script.
8935 * script-sections.cc
8936 (Output_section_element_input::set_section_addresses): Don't
8937 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8938 (Orphan_output_section::set_section_addresses): Likewise.
8940 2009-10-15 Doug Kwan <dougkwan@google.com>
8942 * layout.cc (Layout::finish_dynamic_section): Generate tags
8943 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8944 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8945 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8947 2009-10-14 Ian Lance Taylor <iant@google.com>
8949 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8951 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8952 data_shdr fields of relinfo.
8953 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8954 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8955 R_386_TLS_LDO_32, adjust based on section flags.
8956 (Target_i386::Relocate::fix_up_ldo): Remove.
8958 2009-10-13 Ian Lance Taylor <iant@google.com>
8960 Add support for -pie.
8961 * options.h (class General_options): Add -pie and
8963 (General_options::output_is_position_independent): Test -pie.
8964 (General_options::output_is_executable): Return true if not shared
8965 and not relocatable.
8966 (General_options::output_is_pie): Remove.
8967 * options.cc (General_options::finalize): Reject incompatible uses
8969 * gold.cc (queue_middle_tasks): A -pie link is not static.
8970 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8971 * symtab.cc (Symbol::final_value_is_known): Return false if
8972 output_is_position_independent.
8973 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8974 output_is_position_independent.
8975 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8976 output_is_position_independent.
8977 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8978 output_is_position_independent.
8979 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8981 (basic_pie_test.o, basic_pie_test): New targets.
8982 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8983 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8984 (two_file_pie_test): New target.
8985 * testsuite/Makefile.in: Rebuild.
8986 * README: Remove note saying that -pie is not supported.
8988 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8990 * options.h (class General_options): Add -init and -fini.
8991 * layout.cc (Layout::finish_dynamic_section): Emit
8992 given init and fini functions.
8994 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8996 * gc.h (gc_process_relocs): Check if icf is enabled using new
8998 * gold.cc (queue_initial_tasks): Likewise.
8999 (queue_middle_tasks): Likewise.
9000 * object.cc (do_layout): Likewise.
9001 * symtab.cc (is_section_folded): Likewise.
9002 * main.cc (main): Likewise.
9003 * reloc.cc (Read_relocs::run): Likewise.
9004 (Sized_relobj::do_scan_relocs): Likewise.
9005 * icf.cc (is_function_ctor_or_dtor): New function.
9006 (Icf::find_identical_sections): Check if function is ctor or dtor when
9008 * options.h (General_options::icf): Change option to be an enum.
9009 (Icf_status): New enum.
9010 (icf_enabled): New method.
9011 (icf_safe_folding): New method.
9012 (set_icf_status): New method.
9013 (icf_status_): New variable.
9014 * (options.cc) (General_options::finalize): Set icf_status_.
9015 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9016 icf_test and icf_keep_unique_test to use the --icf enum flag.
9017 * testsuite/icf_safe_test.sh: New file.
9018 * testsuite/icf_safe_test.cc: New file.
9020 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9022 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9023 includes to gc.h and icf.h.
9024 * arm.cc: Include gc.h.
9025 * gold.cc: Likewise.
9026 * i386.cc: Likewise.
9027 * powerpc.cc: Likewise.
9028 * sparc.cc: Likewise.
9029 * x86_64.cc: Likewise.
9030 * gc.h: Include icf.h.
9032 2009-10-11 Ian Lance Taylor <iant@google.com>
9034 * plugin.cc: Include "gold.h" before other header files.
9036 2009-10-10 Chris Demetriou <cgd@google.com>
9038 * options.h (Input_file_argument::Input_file_type): New enum.
9039 (Input_file_argument::is_lib_): Replace with...
9040 (Input_file_argument::type_): New member.
9041 (Input_file_argument::Input_file_argument): Take Input_file_type
9042 'type' rather than boolean 'is_lib' as second argument.
9043 (Input_file_argument::is_lib): Use type_.
9044 (Input_file_argument::is_searched_file): New function.
9045 (Input_file_argument::may_need_search): Handle is_searched_file.
9046 * options.cc (General_options::parse_library): Support -l:filename.
9047 (General_options::parse_just_symbols): Update for Input_file_argument
9049 (Command_line::process): Likewise.
9050 * archive.cc (Archive::get_file_and_offset): Likewise.
9051 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9052 * script.cc (read_script_file, script_add_file): Likewise.
9053 * fileread.cc (Input_file::Input_file): Likewise.
9054 (Input_file::will_search_for): Handle is_searched_file.
9055 (Input_file::open): Likewise.
9056 * readsyms.cc (Read_symbols::get_name): Likewise.
9057 * testsuite/Makefile.am (searched_file_test): New test.
9058 * testsuite/Makefile.in: Regenerate.
9059 * testsuite/searched_file_test.cc: New file.
9060 * testsuite/searched_file_test_lib.cc: New file.
9062 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9063 Ian Lance Taylor <iant@google.com>
9065 * descriptor.cc: Include <cstdio> and "binary-io.h".
9066 (Descriptors::open): Open the files in binary mode always.
9067 * script.cc (Lex::get_token): Treat \r as whitespace.
9069 2009-10-09 Ian Lance Taylor <iant@google.com>
9071 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9073 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9074 Ian Lance Taylor <iant@google.com>
9076 * configure.ac: Check for readv function also.
9077 * fileread.cc (readv): Define if not HAVE_READV.
9078 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9080 * config.in: Regenerate.
9081 * configure: Regenerate.
9083 2009-10-09 Doug Kwan <dougkwan@google.com>
9085 * layout.cc (Layout::make_output_section): Call target hook to make
9086 ordinary output section.
9087 (Layout::finalize): Adjust parameter list of call the
9088 Target::may_relax().
9089 * layout.h (class Layout::section_list): New method.
9090 * merge.h (Output_merge_base::entsize): Change visibility to public.
9091 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9093 (Output_merge_string::do_is_string): New method.
9094 * object.cc (Sized_relobj::do_setup): renamed from
9095 Sized_relobj::set_up.
9096 * object.h (Sized_relobj::adjust_shndx,
9097 Sized_relobj::initializ_input_to_output_maps,
9098 Sized_relobj::free_input_to_output_maps): Change visibilities to
9100 (Sized_relobj::setup): Virtualize.
9101 (Sized_relobj::do_setup): New method declaration.
9102 (Sized_relobj::invalidate_section_offset,
9103 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9104 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9105 * options.cc (parse_int): New function.
9106 * options.h (parse_int): New declaration.
9107 (DEFINE_int): New macro.
9108 (stub_group_size): New option.
9109 * output.cc (Output_section::Output_section): Initialize memebers
9110 merge_section_map_, merge_section_by_properties_map_,
9111 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9112 (Output_section::add_input_section): Handled deferred code-fill
9113 generation and remove an old comment.
9114 (Output_section::add_relaxed_input_section): New method definition.
9115 (Output_section::add_merge_input_section): Use merge section by
9116 properties map to speed to search. Update merge section maps
9118 (Output_section::build_relaxation_map): New method definition.
9119 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9121 (Output_section::relax_input_section): Renamed to
9122 Output_section::convert_input_sections_to_relaxed_sections and change
9123 interface to take a vector of pointers to relaxed sections.
9124 (Output_section::find_merge_section,
9125 Output_section::find_relaxed_input_section): New method definitions.
9126 (Output_section::is_input_address_mapped,
9127 Output_section::output_offset, Output_section::output_address):
9128 Use output section data maps to speed up searching.
9129 (Output_section::find_starting_output_address): Add comments.
9130 (Output_section::do_write,
9131 Output_section::write_to_postprocessing_buffer): Do code-fill
9132 generation as appropriate.
9133 (Output_section::get_input_sections): Invalidate relaxed input section
9135 (Output_section::restore_states): Adjust type of checkpoint .
9136 Invalidate relaxed input section map.
9137 * output.h (Output_merge_base): New class declaration.
9138 (Input_section_specifier): New class defintion.
9139 (class Output_relaxed_input_section) Change base class to
9140 Output_section_data_build.
9141 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9142 base class initializer.
9143 (Output_section::add_relaxed_input_section): New method declaration.
9144 (Output_section::Input_section): Change visibility to protected.
9145 (Output_section::Input_section::relobj,
9146 Output_section::Input_section::shndx): Handle relaxed input sections.
9147 Output_section::input_sections) Change visibility to protected. Also
9148 define overload to return a non-const pointer.
9149 (Output_section::Merge_section_properties): New class defintion.
9150 (Output_section::Merge_section_by_properties_map,
9151 Output_section::Output_section_data_by_input_section_map,
9152 Output_section::Relaxation_map): New types.
9153 (Output_section::relax_input_section): Rename method to
9154 Output_section::convert_input_sections_to_relaxed_sections and change
9155 interface to take a vector of relaxed section pointers.
9156 (Output_section::find_merge_section,
9157 Output_section::find_relaxed_input_section,
9158 Output_section::build_relaxation_map,
9159 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9160 New method declarations.
9161 (Output_section::merge_section_map_
9162 Output_section::merge_section_by_properties_map_,
9163 Output_section::relaxed_input_section_map_,
9164 Output_section::is_relaxed_input_section_map_valid_,
9165 Output_section::generate_code_fills_at_write_): New data members.
9166 * script-sections.cc
9167 (Output_section_element_input::set_section_addresses): Call
9168 current_data_size and addralign methods of relaxed input sections.
9169 (Orphan_output_section::set_section_addresses): Call current_data_size
9170 and addralign methods of relaxed input sections.
9171 * symtab.cc (Symbol_table::compute_final_value): Extract template
9172 from the body of Symbol_table::sized_finalize_symbol.
9173 (Symbol_table::sized_finalized_symbol): Call
9174 Symbol_table::compute_final_value.
9175 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9176 (Symbol_table::compute_final_value): New templated method declaration.
9177 * target.cc (Target::do_make_output_section): New method defintion.
9178 * target.h (Target::make_output_section): New method declaration.
9179 (Target::relax): Add more parameters for input objects, symbol table
9180 and layout. Adjust call to do_relax.
9181 (Target::do_make_output_section): New method declaration.
9182 (Target::do_relax): Add parameters for input objects, symbol table
9185 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9187 * pread.c: Include stdio.h.
9189 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9191 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9194 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9196 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9197 Change read_shndx type to unsigned int.
9198 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9200 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9201 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9202 Change read_shndx type to unsigned int.
9203 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9205 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9206 * layout.cc (Layout::create_symtab_sections): Cast the result of
9207 local_symcount * symsize to off_t in the gold_assert.
9209 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9211 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9212 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9214 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9215 (Arm_relocate_functions::thm_abs5): New function.
9216 (Arm_relocate_functions::abs12): New function.
9217 (Arm_relocate_functions::abs16): New function.
9218 (Arm_relocate_functions::base_abs): New function.
9219 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9220 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9221 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9223 (Scan::global): Likewise.
9224 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9225 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9226 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9227 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9230 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9232 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9233 (Arm_relocate_functions::movt_prel): New function.
9234 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9235 (Arm_relocate_functions::thm_movt_prel): New function.
9236 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9237 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9238 (Scan::global, Relocate::relocate): Likewise.
9239 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9241 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9243 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9244 Incremental_checker.
9245 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9247 (class Incremental_inputs_header): New class.
9248 (Incremental_inputs_header_writer): Edit comment.
9249 (Incremental_inputs_entry): New class.
9250 (Incremental_inputs_entry_writer): Edit comment.
9251 (Sized_incremental_binary::do_find_incremental_inputs_section):
9252 Add *strtab_shndx parameter, fill it.
9253 (Sized_incremental_binary::do_check_inputs): New method.
9254 (Incremental_checker::can_incrementally_link_output_file): Use
9255 Sized_incremental_binary::check_inputs.
9256 (Incremental_inputs::report_command_line): Save command line in
9259 (Incremental_binary::find_incremental_inputs_section): New
9261 (Incremental_binary::do_find_incremental_inputs_section): Add
9262 strtab_shndx parameter.
9263 (Incremental_binary::do_check_inputs): New pure virtual method.
9264 (Sized_incremental_binary::do_check_inputs): Declare.
9265 (Incremental_checker::Incremental_checker): Add incremental_inputs
9266 parameter, use it to initialize incremental_inputs_.
9267 (Incremental_checker::incremental_inputs_): New field.
9268 (Incremental_checker::command_line): New method.
9269 (Incremental_checker::inputs): New method.
9270 (Incremental_checker::command_line_): New field.
9272 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9274 * incremental.cc: Include <cstdarg> and "target-select.h".
9275 (vexplain_no_incremental): New function.
9276 (explain_no_incremental): New function.
9277 (Incremental_binary::error): New method.
9278 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9280 (make_sized_incremental_binary): New function.
9281 (open_incremental_binary): New function.
9282 (can_incrementally_link_file): Add checks if output is ELF and has
9284 * incremental.h: Include "elfcpp_file.h" and "output.h".
9285 (Incremental_binary): New class.
9286 (Sized_incremental_binary): New class.
9287 (open_incremental_binary): Declare.
9288 * object.cc (is_elf_object): Use
9289 elfcpp::Elf_recognizer::is_elf_file.
9290 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9291 * output.h (Output_file::filesize): New method.
9293 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9295 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9297 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9298 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9300 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9302 (Arm_relocate_functions::movw_abs_nc): New function.
9303 (Arm_relocate_functions::movt_abs): New function.
9304 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9305 (Arm_relocate_functions::thm_movt_abs): New function.
9306 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9307 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9308 (Scan::global): Likewise.
9309 (Relocate::relocate): Likewise.
9310 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9312 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9314 * arm.cc (Arm_relocate_functions::got_prel) New function.
9315 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9316 (Relocate::relocate): Likewise.
9317 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9319 2009-10-06 Ian Lance Taylor <iant@google.com>
9321 * options.h (class General_options): Define
9322 split_stack_adjust_size parameter.
9323 * object.h (class Object): Add uses_split_stack_ and
9324 has_no_split_stack_ fields. Add uses_split_stack and
9325 has_no_split_stack accessor functions. Declare
9326 handle_split_stack_section.
9327 (class Reloc_symbol_changes): Define.
9328 (class Sized_relobj): Define Function_offsets. Declare
9329 split_stack_adjust, split_stack_adjust_reltype, and
9331 * object.cc (Object::handle_split_stack_section): New function.
9332 (Sized_relobj::do_layout): Call handle_split_stack_section.
9333 * dynobj.cc (Sized_dynobj::do_layout): Call
9334 handle_split_stack_section.
9335 * reloc.cc (Sized_relobj::relocate_sections): Call
9336 split_stack_adjust for executable sections in split_stack
9337 objects. Pass reloc_map to relocate_section.
9338 (Sized_relobj::split_stack_adjust): New function.
9339 (Sized_relobj::split_stack_adjust_reltype): New function.
9340 (Sized_relobj::find_functions): New function.
9341 * target-reloc.h: Include "object.h".
9342 (relocate_section): Add reloc_symbol_changes parameter. Change
9344 * target.h (class Target): Add calls_non_split method. Declare
9345 do_calls_non_split virtual method. Declare match_view and
9347 * target.cc: Include "elfcpp.h".
9348 (Target::do_calls_non_split): New function.
9349 (Target::match_view): New function.
9350 (Target::set_view_to_nop): New function.
9351 * gold.cc (queue_middle_tasks): Give an error if mixing
9352 split-stack and non-split-stack objects with -r.
9353 * i386.cc (Target_i386::relocate_section): Add
9354 reloc_symbol_changes parameter.
9355 (Target_i386::do_calls_non_split): New function.
9356 * x86_64.cc (Target_x86_64::relocate_section): Add
9357 reloc_symbol_changes parameter.
9358 (Target_x86_64::do_calls_non_split): New function.
9359 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9361 * powerpc.cc (Target_powerpc::relocate_section): Add
9362 reloc_symbol_changes parameter.
9363 * sparc.cc (Target_sparc::relocate_section): Add
9364 reloc_symbol_changes parameter.
9365 * configure.ac: Call AM_CONDITIONAL for the default target.
9366 * configure: Rebuild.
9367 * testsuite/Makefile.am (TEST_AS): New variable.
9368 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9369 (check_DATA): Add split_i386 and split_x86_64 files.
9370 (SPLIT_DEFSYMS): Define.
9371 (split_i386_[1234n].o): New targets.
9372 (split_i386_[124]): New targets.
9373 (split_i386_[1234r].stdout): New targets.
9374 (split_x86_64_[1234n].o): New targets.
9375 (split_x86_64_[124]): New targets.
9376 (split_x86_64_[1234r].stdout): New targets.
9377 (MOSTLYCLEANFILES): Add new executables.
9378 * testsuite/split_i386.sh: New file.
9379 * testsuite/split_x86_64.sh: New file.
9380 * testsuite/split_i386_1.s: New file.
9381 * testsuite/split_i386_2.s: New file.
9382 * testsuite/split_i386_3.s: New file.
9383 * testsuite/split_i386_4.s: New file.
9384 * testsuite/split_i386_n.s: New file.
9385 * testsuite/split_x86_64_1.s: New file.
9386 * testsuite/split_x86_64_2.s: New file.
9387 * testsuite/split_x86_64_3.s: New file.
9388 * testsuite/split_x86_64_4.s: New file.
9389 * testsuite/split_x86_64_n.s: New file.
9390 * testsuite/testfile.cc (Target_test): Update relocation_section
9392 * testsuite/Makefile.in: Rebuild.
9394 2009-10-06 Ian Lance Taylor <iant@google.com>
9396 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9397 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9398 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9399 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9400 the address on ldo_addrs_.
9401 (Target_i386::Relocate::fix_up_ldo): New function.
9403 2009-10-06 Rafael Espindola <espindola@google.com>
9405 * plugin.cc (add_input_library): New.
9406 (Plugin::load): Add add_input_library to tv.
9407 (Plugin_manager::add_input_file): Add the is_lib argument.
9408 (add_input_file): Update call to Plugin_manager::add_input_file.
9409 (add_input_library): New.
9410 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9412 2009-09-30 Doug Kwan <dougkwan@google.com>
9414 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9415 symbol and call Symbol::may_need_copy_reloc to determine if
9416 a copy reloc is needed.
9417 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9418 nocopyreloc is given in command line.
9419 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9420 given in command line.
9421 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9422 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9423 of the removed Target_i386::may_need_copy_reloc.
9424 * options.h (copyreloc): New option with default value false.
9425 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9426 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9427 instead of the removed Target_powerpc::may_need_copy_reloc.
9428 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9429 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9430 instead of the removed Target_sparc::may_need_copy_reloc.
9431 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9432 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9433 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9434 instead of the removed Target_x86_64::may_need_copy_reloc.
9436 2009-09-30 Ian Lance Taylor <iant@google.com>
9438 * object.h (class Object): Remove target_ field, and target,
9439 sized_target, and set_target methods.
9440 (Object::sized_target): Remove.
9441 (class Sized_relobj): Update declarations. Remove sized_target.
9442 * object.cc (Sized_relobj::setup): Remove target parameter.
9444 (Input_objects::add_object): Don't do anything with the target.
9445 (make_elf_sized_object): Add punconfigured parameter. Change all
9446 callers. Set or test parameter target.
9447 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9449 * parameters.cc (Parameters::set_target): Change parameter type to
9451 (Parameters::default_target): Remove.
9452 (set_parameters_target): Change parameter type to be non-const.
9453 (parameters_force_valid_target): New function.
9454 (parameters_clear_target): New function.
9455 * parameters.h (class Parameters): Update declarations. Remove
9456 default_target method. Add sized_target and clear_target
9457 methods. Change target_ to be non-const.
9458 (set_parameters_target): Update declaration.
9459 (parameters_force_valid_target): Declare.
9460 (parameters_clear_target): Declare.
9461 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9462 as NULL if we aren't searching.
9463 (Add_symbols::run): Don't check for compatible target.
9464 * fileread.cc (Input_file::open_binary): Call
9465 parameters_force_valid_target.
9466 * gold.cc (queue_middle_tasks): Likewise.
9467 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9468 set_target on object.
9469 * dynobj.h (class Sized_dynobj): Update declarations.
9470 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9471 make_elf_object returns NULL.
9472 (Archive::include_member): Don't check whether object target is
9474 * output.cc (Output_section::add_input_section): Get target from
9476 (Output_section::relax_input_section): Likewise.
9477 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9479 (Sized_relobj::do_scan_relocs): Likewise.
9480 (Sized_relobj::relocate_sections): Likewise.
9481 * resolve.cc (Symbol_table::resolve): Likewise.
9482 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9483 parameter. Change all callers.
9484 (Symbol_table::add_from_object): Get target from parameters.
9485 (Symbol_table::add_from_relobj): Don't check object target.
9486 (Symbol_table::add_from_dynobj): Likewise.
9487 (Symbol_table::define_special_symbol): Get target from
9489 * symtab.h (class Symbol_table): Update declaration.
9490 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9491 parameter. Change all callers. Clear parameter target.
9492 (Binary_test): Test target here.
9493 * testsuite/object_unittest.cc (gold_testsuite): Remove
9494 target_test_pointer parameter. Change all callers.
9495 (Object_test): Test target here.
9497 2009-09-26 Ian Lance Taylor <iant@google.com>
9499 * testsuite/initpri1.c: Don't try to use constructor priorities if
9500 compiling with gcc before 4.3.
9502 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9504 * testsuite/retain_symbols_file_test.sh (check_present): Change
9505 output file name to retain_symbols_file_test.stdout.
9506 (check_absent): Likewise.
9508 2009-09-18 Craig Silverstein <csilvers@google.com>
9510 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9511 * options.cc: Include <cerrno> and <fstream>.
9512 (General_options::finalize): Parse -retain-symbols-file tag.
9513 * options.h: New flag.
9514 (General_options): New method should_retain_symbol, new
9515 variable symbols_to_retain.
9516 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9517 should_retain_symbol map.
9518 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9519 * testsuite/Makefile.in: Regenerate.
9520 * testsuite/retain_symbols_file_test.sh: New file.
9522 2009-09-18 Nick Clifton <nickc@redhat.com>
9524 * po/es.po: Updated Spanish translation.
9526 2009-09-17 Doug Kwan <dougkwan@google.com>
9528 * debug.h (DEBUG_RELAXATION): New constant.
9529 (DEBUG_ALL): Add DEBUG_RELAXATION.
9530 (debug_string_to_enum): Add relaxation debug option.
9532 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9533 Layout::Relaxation_debug_check::read_sections,
9534 Layout::Relaxation_debug_check::read_sections): New method definitions.
9535 (Layout::Layout): Initialize data members
9536 record_output_section_data_from_scrips_,
9537 script_output_section_data_list_ and relaxation_debug_check_.
9538 (Layout::save_segments, Layout::restore_segments,
9539 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9540 Layout::relaxation_loop_body): New method definitions.
9541 (Layout::finalize): Support relaxation. Move section layout code to
9542 Layout::relaxation_loop_body.
9543 (Layout::set_asection_address_from_script): Move code for orphan
9544 section placement out.
9545 (Layout::place_orphan_sections_in_script): New method definition.
9546 * layout.h (Output_segment_headers, Output_file_header):
9547 New forward class declarations.
9548 (Layout::~Layout): Define.
9549 (Layout::new_output_section_data_from_script): New method definition.
9550 (Layout::place_orphan_sections_in_script): New method declaration.
9551 (Layout::Segment_states): New type declaration.
9552 (Layout::save_segments, Layout::restore_segments,
9553 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9554 Layout::relaxation_loop_body): New method declarations.
9555 (Layout::Output_section_data_list): New type declaration.
9556 (Layout::Relaxation_debug_check): New class definition.
9557 (Layout::record_output_section_data_from_script_,
9558 Layout::script_output_section_data_list_, Layout::segment_states_,
9559 Layout::relaxation_debug_check_): New data members.
9560 * output.cc: (Output_section_headers::do_size): New method definition.
9561 (Output_section_headers::Output_section_headers): Move size
9562 computation to Output_section_headers::do_size.
9563 (Output_segment_headers::do_size): New method definition.
9564 (Output_file_header::Output_file_header): Move size computation to
9565 Output_file_header::do_size and call it.
9566 (Output_file_header::do_size): New method definition.
9567 (Output_data_group::Output_data_group): Adjust call to
9568 Output_section_data.
9569 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9570 (Output_symtab_xindex::do_write): Add array bound check.
9571 (Output_section::Input_section::print_to_mapfile): Handle
9572 RELAXED_INPUT_SECTION_CODE.
9573 (Output_section::Output_section): Initialize data member checkpoint_.
9574 (Output_section::~Output_section): Delete checkpoint object pointed
9576 (Output_section::add_input_section): Always add an Input_section if
9578 (Output_section::add_merge_input_section): Add assert.
9579 (Output_section::relax_input_section): New method definition.
9580 (Output_section::set_final_data_size): Set load address to zero for
9581 an unallocated section.
9582 (Output_section::do_address_and_file_offset_have_reset_values):
9583 New method definition.
9584 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9585 Handle relaxed input section.
9586 (Output_section::sort_attached_input_sections): Checkpoint input
9587 section list lazily.
9588 (Output_section::get_input_sections): Change type of input_sections to
9589 list of Simple_input_section pointers. Checkpoint input section list
9590 lazily. Also handle relaxed input sections.
9591 (Output_section::add_input_section_for_script): Take a reference to
9592 a Simple_input_section object instead of Relobj pointer and section
9593 index as parameter. Handle relaxed input sections.
9594 (Output_section::save_states, Output_section::restore_states): New
9596 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9597 (Output_data::is_data_size_fixed): New method definition.
9598 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9600 (Output_data::address_and_file_offset_have_reset_values): New method
9602 (Output_data::do_address_and_file_offset_have_reset_values): New method
9604 (Output_data::set_data_size): Check that data size is not fixed.
9605 (Output_data::fix_data_size): New method definition.
9606 (Output_data::is_data_size_fixed_): New data member.
9607 (Output_section_headers::set_final_data_size): New method definition.
9608 (Output_section_headers::do_size): New method declaration.
9609 (Output_segment_headers::set_final_data_size): New method definition.
9610 (Output_segment_headers::do_size): New method declaration.
9611 (Output_file_header::set_final_data_size)::New method definition.
9612 (Output_file_header::do_size)::New method declaration.
9613 (Output_section_data::Output_section_data): Add new parameter
9614 is_data_size_fixed and use it to fix data size.
9615 (Output_data_const::Output_data_const): Adjust call to base class
9616 constructor and fix data size.
9617 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9618 base class constructor and fix data size.
9619 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9620 base class constructor and fix data size.
9621 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9622 class constructor and fix data size.
9623 (Output_data_group::set_final_data_size): New method definition.
9624 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9625 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9626 class constructor and fix data size.
9627 (Output_relaxed_input_section): New class definition.
9628 (Output_section::Simple_input_section): New class definition.
9629 (Output_section::get_input_sections): Adjust parameter list.
9630 (Output_section::add_input_section_for_script): Same.
9631 (Output_section::save_states, Output_section::restore_states,
9632 Output_section::do_address_and_file_offset_have_reset_values,
9633 (Output_section::Input_section::Input_section): Handle
9634 RELAXED_INPUT_SECTION_CODE. Add new overload for
9635 Output_relaxed_input_section.
9636 (Output_section::Input_section::is_input_section,
9637 Output_section::Input_section::set_output_section): Handle relaxed
9639 (Output_section::Input_section::is_relaxed_input_section,
9640 Output_section::Input_section::output_section_data,
9641 Output_section::Input_section::relaxed_input_section): New method
9643 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9645 (Output_section::Input_section::u1_): Update comments.
9646 (Output_section::Input_section::u2_): Add new union member poris.
9647 (Output_section::Checkpoint_output_section): New classs definition.
9648 (Output_section::relax_input_section): New method declaration.
9649 (Output_section::checkpoint_): New data member.
9650 (Output_segment): Update comments.
9651 (Output_segment::Output_segment): Un-privatize copy constructor.
9652 (Output_segment::operator=): Un-privatize.
9653 * script-sections.cc (Output_section_element::Input_section_list):
9654 Change element type to Output_section::Simple_input_section.
9655 (Output_section_element_dot_assignment::set_section_addresses):
9656 Register output section data for relaxation clean up.
9657 (Output_data_exression::Output_data_expression): Adjust call to base
9658 constructor to fix data size.
9659 (Output_section_element_data::set_section_addresses): Register
9660 Output_data_expression object for relaxation clean up.
9661 (struct Input_section_info): Replace Relobj pointer and section index
9662 pair with Output_section::Simple_input_section and Convert struct to a
9664 (Input_section_sorter::operator()): Adjust access to
9665 Input_section_info data member to use accessors.
9666 (Output_section_element_input::set_section_addresses): Use layout
9667 parameter. Adjust code to use Output_section::Simple_input_section
9668 and Input_secction_info classes. Register filler for relaxation
9670 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9671 and section index pair with Output_section::Simple_input_section
9672 class. Adjust code accordingly.
9673 (Phdrs_element::release_segment): New method definition.
9674 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9676 (Script_sections::release_segments): New method definition.
9677 * gold/script-sections.h (Script_sections::release_segments): New
9679 * gold/target.h (Target::may_relax, Target::relax,
9680 Target::do_may_relax, Target::do_relax): New method definitions.
9682 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9684 * arm.cc (has_signed_unsigned_overflow): New function.
9685 (Arm_relocate_functions::abs8): New function.
9686 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9687 (Target_arm::Scan::global): Likewise.
9688 (Target_arm::relocate::relocate): Likewise.
9689 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9692 2009-09-16 Cary Coutant <ccoutant@google.com>
9694 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9695 * testsuite/Makefile.in: Regenerate.
9697 2009-09-11 Nick Clifton <nickc@redhat.com>
9699 * po/gold.pot: Updated by the Translation project.
9701 2009-09-08 Cary Coutant <ccoutant@google.com>
9703 * output.cc (Output_file::open): Add execute permission to empty file.
9704 * testsuite/Makefile.am (permission_test): New test.
9705 * testsuite/Makefile.in: Regenerate.
9707 2009-09-02 Ian Lance Taylor <iant@google.com>
9709 * output.cc (Output_file::resize): Call map_no_anonymous rather
9712 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9714 * gold.cc: Include "incremental.h".
9715 (queue_initial_tasks): Call Incremental_checker methods.
9716 * incremental.cc: Include "output.h".
9717 (Incremental_checker::can_incrementally_link_output_file): New
9719 * incremental.h (Incremental_checker): New class.
9721 * output.cc (Output_file::open_for_modification): New method.
9722 (Output_file::map_anonymous): Changed return type to bool. Record
9724 (Output_file::map_no_anonymous): New method, broken out of map.
9725 (Output_file::map): Use map_no_anonymous and map_anonymous.
9726 * output.h (class Output_file): Update declarations.
9728 2009-08-24 Cary Coutant <ccoutant@google.com>
9730 * options.h (Command_line::Pre_options): New class.
9731 (Command_line::pre_options): New member.
9732 * options.cc (gold::options::ready_to_register): New variable.
9733 (One_option::register_option): Do nothing if not registering options.
9734 Assert if same short option registered twice.
9735 (General_options::General_options): Turn off option registration when
9737 (Command_line::Pre_options::Pre_options): New constructor.
9739 2009-08-24 Cary Coutant <ccoutant@google.com>
9741 * options.h (General_options::no_keep_memory): Remove incorrect
9744 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9746 * Makefile.am (am__skiplex, am__skipyacc): New.
9747 * Makefile.in: Regenerate.
9749 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9751 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9752 (INCLUDES): ... this.
9753 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9754 (AM_CPPFLAGS): Renamed from ...
9755 (INCLUDE): ... this.
9756 * Makefile.in, testsuite/Makefile.in: Regenerate.
9758 * Makefile.in: Regenerate.
9759 * aclocal.m4: Likewise.
9760 * config.in: Likewise.
9761 * configure: Likewise.
9762 * testsuite/Makefile.in: Likewise.
9764 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9765 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9766 * Makefile.in: Regenerate.
9767 * testsuite/Makefile.in: Regenerate.
9769 2009-08-19 Cary Coutant <ccoutant@google.com>
9771 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9772 symbols in shared libraries overridden by hidden or internal symbols
9773 in the main program.
9775 2009-08-19 Chris Demetriou <cgd@google.com>
9777 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9778 checking source file names in error messages.
9780 2009-08-18 Doug Kwan <dougkwan@google.com>
9782 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9783 an elcpp::Ehdr as parameter. Adjust call to set_target.
9784 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9785 an elfcpp::Ehdr as parameter.
9786 * object.cc (Object::set_target): Remove the version that looks up
9787 a target and sets it.
9788 (Sized_relobj::setup): Take a Target object instead of
9789 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9790 (make_elf_sized_object): Find target and ask target to
9792 * object.h: (Object::set_target): Remove the version that looks up
9793 a target and sets it.
9794 (Sized_relobj::setup): Take a Target object instead of
9795 an elfcpp:Ehdr as parameter.
9796 * target.cc: Include dynobj.h.
9797 (Target::do_make_elf_object_implementation): New.
9798 (Target::do_make_elf_object): New.
9799 * target.h (Target::make_elf_object): New template declaration.
9800 (Target::do_make_elf_object): New method declarations.
9801 (Target::do_make_elf_object_implementation): New template declaration.
9803 2009-08-14 Ian Lance Taylor <iant@google.com>
9805 * gold.h (FUNCTION_NAME): Define.
9806 (gold_unreachable): Use FUNCTION_NAME.
9808 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9810 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9811 symbol in the --keep-unique list is not found.
9813 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9815 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9816 been maked as --keep-unique.
9817 (Icf::unfold_section): New function.
9818 * icf.h (Icf::unfold_section): New function.
9819 * options.h (General_options::keep_unique): New option.
9820 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9821 * testsuite/Makefile.in: Regenerate.
9822 * testsuite/icf_keep_unique_test.sh: New file.
9823 * testsuite/icf_keep_unique_test.cc: New file.
9825 2009-08-12 Cary Coutant <ccoutant@google.com>
9828 * resolve.cc (Symbol_table::resolve): Check for references from
9829 dynamic objects to hidden and internal symbols.
9830 * testsuite/Makefile.am (hidden_test.sh): New test.
9831 * testsuite/Makefile.in: Regenerate.
9832 * testsuite/hidden_test.sh: New script.
9833 * testsuite/hidden_test_1.c: New test source.
9834 * testsuite/hidden_test_main.c: New test source.
9836 2009-08-11 Doug Kwan <dougkwan@google.com>
9838 * arm.cc: Update comments.
9839 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9840 segment to locate the .ARM.exidx section if present.
9842 2009-08-09 Doug Kwan <dougkwan@google.com>
9844 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9847 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9848 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9851 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9853 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9854 valid tls_segment only for non-debug-section relocations.
9855 * testsuite/Makefile.am: Add gc_tls_test.
9856 * testsuite/Makefile.in: Regenerate.
9857 * testsuite/gc_tls_test.cc: New file.
9858 * testsuite/gc_tls_test.sh: New file.
9860 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9864 * Makefile.am (CCFILES): Add icf.cc.
9866 * Makefile.in: Regenerate.
9867 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9868 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9869 section, symbol and addend information for the relocs.
9870 * gold.cc (queue_middle_tasks): Call identical code folding.
9871 * gold.h: Add defines for multimap.
9872 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9873 to the call of finalize_local_symbols.
9874 * main.cc (main): Create object of class Icf.
9875 * object.cc (Sized_relobj::do_layout): Allow this function to be
9876 called twice during icf.
9877 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9878 to sections marked as identical by icf.
9879 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9881 (Sized_relobj::do_section_entsize): New function.
9882 * object.h (Object::section_entsize): New function.
9883 (Object::do_section_entsize): New pure virtual function.
9884 (Relobj::finalize_local_symbols): Add new parameter.
9885 (Relobj::do_section_entsize): New function.
9886 * options.h (General_options::icf): New option.
9887 (General_options::icf_iterations): New option.
9888 (General_options::print_icf_sections): New option.
9889 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9890 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9891 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9893 * symtab.cc (Symbol_table::is_section_folded): New function.
9894 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9895 to sections marked as identical by icf.
9896 * symtab.h (Symbol_table::set_icf): New function.
9897 (Symbol_table::icf): New function.
9898 (Symbol_table::is_section_folded): New function.
9899 (Symbol_table::icf_): New data member.
9900 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9901 * testsuite/Makefile.am: Add commands to build icf_test.
9902 * testsuite/Makefile.in: Regenerate.
9903 * testsuite/icf_test.sh: New file.
9904 * testsuite/icf_test.cc: New file.
9906 2009-07-24 Chris Demetriou <cgd@google.com>
9908 * layout.cc (is_compressible_debug_section): Fix incorrect
9909 comment about compressed section names.
9911 2009-07-20 Ian Lance Taylor <ian@airs.com>
9914 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9916 2009-07-16 Ian Lance Taylor <iant@google.com>
9919 * layout.h: #include <map>.
9920 (class Kept_section): Change from struct to class. Add accessors
9921 and setters. Add section size to Comdat_group mapping. Change
9922 Comdat_group to std::map. Add is_comdat_ field. Add
9923 linkonce_size field in union.
9924 (class Layout): Update declaration of find_or_add_kept_section.
9925 Don't declare find_kept_object.
9926 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9927 parameter. Add object, shndx, is_comdat, and is_group_name
9928 parameters. Change all callers. Adjust for new Kept_section.
9929 (Layout::find_kept_object): Remove.
9930 * object.cc (Sized_relobj::include_section_group): Update use of
9931 Kept_section. Rename secnum to shndx. Only record
9932 Kept_comdat_section if sections are the same size.
9933 (Sized_relobj::include_linkonce_section): Update use of
9934 Kept_section. Only record Kept_comdat_section if sections are the
9935 same size. Set size of linkonce section.
9936 (Sized_relobj::map_to_kept_section): Update call to
9937 get_kept_comdat_section.
9938 * object.h (class Sized_relobj): Rename fields in
9939 Kept_comdat_section to drop trailing underscores; change object
9940 field to Relobj*. Change Kept_comdat_section_table to store
9941 struct rather than pointer.
9942 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9943 Add kept_object and kept_shndx parameters. Change all callers.
9944 (Sized_relobj::get_kept_comdat_section): Change return type to
9945 bool. Add kept_object and kept_shndx parameters. Change all
9947 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9948 Layout::find_or_add_kept_section.
9950 2009-07-09 Ian Lance Taylor <iant@google.com>
9952 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9953 Reserve space in the hash table.
9955 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9957 * fileread.cc (File_read::get_mtime): New method.
9958 * fileread.h (Timespec): New structure.
9959 (File_read::get_mtime): New method.
9960 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9961 Renamed from timestamp_nsec.
9962 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9964 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9966 (Incremental_inputs::report_archive): Save mtime; style fix.
9967 (Incremental_inputs::report_obejct): Save mtime; style fix.
9968 (Incremental_inputs::report_script): Save mtime; style fix.
9969 (Incremental_inputs::finalize_inputs): Style fix.
9970 (Incremental_inputs::finalize): Style fix.
9971 (Incremental_inputs::create_input_section_data): Store inputs
9973 * incremental.h (Incremental_inputs::report_script): Add mtime
9975 (Incremental_inputs::Input_info::Input_info): Intialize only one
9977 (Incremental_inputs::Input_info::archive): Move to nameless
9979 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9980 (Incremental_inputs::Input_info::script): Move to nameless union.
9981 (Incremental_inputs::mtime): New field.
9982 * script.cc (read_input_script): Pass file mtime to
9984 * script.h (Script_info::inputs): Style fix.
9986 2009-07-01 Ian Lance Taylor <ian@airs.com>
9988 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9991 2009-06-24 Ian Lance Taylor <iant@google.com>
9994 * layout.cc (Layout::choose_output_section): If we find an
9995 existing section, update the flags.
9996 (Layout::create_notes): New function, broken out of
9998 (Layout::finalize): Don't create note sections.
9999 (Layout::create_note): Don't crash if linker script discards
10001 (Layout::create_gold_note): Likewise.
10002 (Layout::create_build_id): Likewise. Don't set
10003 after_input_sections on the section.
10004 (Layout::create_executable_stack_info): Remove target parameter.
10006 * layout.h (class Layout): Declare create_notes. Update
10007 declaration of create_executable_stack_info.
10008 * gold.cc (queue_middle_tasks): Call create_notes.
10009 * output.cc (Output_section::update_flags_for_input_section): Move
10010 here from output.h. If SHF_ALLOC flag is newly set, mark address
10012 * output.h (Output_data::mark_address_invalid): New function.
10013 (class Output_section): Only declare, not define,
10014 update_flags_for_input_section. Remove set_flags.
10016 2009-06-24 Ian Lance Taylor <iant@google.com>
10018 * script-sections.cc (Output_section_definition::
10019 set_section_addresses): Rename shadowing local load_address to
10022 2009-06-24 Ian Lance Taylor <iant@google.com>
10025 * reloc.cc (relocate_sections): Skip empty relocation sections.
10027 2009-06-23 Ian Lance Taylor <iant@google.com>
10030 * layout.cc (Layout::create_note): Use choose_output_section
10031 rather than make_output_section.
10033 2009-06-23 Ian Lance Taylor <iant@google.com>
10036 * options.cc (General_options::parse_V): Set printed_version_.
10037 (General_options::General_options): Initialize printed_version_.
10038 * options.h (class General_options): Add printed_version_ field.
10039 * gold.cc (queue_initial_tasks): If there are no input files,
10040 don't give a fatal error if we printed the version information.
10041 (queue_middle_tasks): If using -r with a shared object, give a
10042 fatal error rather than an ordinary error.
10044 2009-06-23 Ian Lance Taylor <iant@google.com>
10047 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10048 (Layout::make_output_section): Set have_stabstr_section_ if we see
10049 a .stab*str section.
10050 (Layout::finalize): Call link_stabs_sections.
10051 (Layout::link_stabs_sections): New file.
10052 * layout.h (class Layout): Add have_stabstr_section_ field.
10053 Declare link_stabs_sections.
10055 2009-06-23 Doug Kwan <dougkwan@google.com>
10057 * Makefile.am (libgold_a_LIBADD): New.
10058 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10059 * Makefile.in: Regenerate.
10060 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10061 * configure: Regenerate.
10062 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10063 * fileread.cc: Include sys/state.h
10064 * gold.h: Declare memmem and strndup if found missing.
10065 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10067 2009-06-23 Ian Lance Taylor <iant@google.com>
10069 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10070 * configure: Rebuild.
10072 2009-06-23 Ian Lance Taylor <iant@google.com>
10075 * object.cc (Object::section_contents): Don't try to get a view if
10076 the section has length zero.
10077 (Object::handle_gnu_warning_section): If the section is empty, use
10078 the name of the section as the warning.
10080 2009-06-23 Ian Lance Taylor <iant@google.com>
10083 * stringpool.h (class Stringpool_template): Add optimize_ field.
10084 (Stringpool_template::set_optimize): New function.
10085 * stringpool.cc (Stringpool_template::Stringpool_template):
10086 Initialize optimize_ field.
10087 (Stringpool_template::set_string_offsets): Test local optimize
10088 fild rather than parameter.
10089 * layout.cc (Layout::Layout): Call set_optimize on the section
10092 2009-06-22 Ian Lance Taylor <iant@google.com>
10095 * yyscript.y: Parse TARGET.
10096 * script.cc (script_set_target): New function.
10097 * script-c.h (script_set_target): Declare.
10098 * options.cc (General_options::string_to_object_format): Rename
10099 from string_to_object_format in anonymous namespace. Change
10101 * options.h (class General_options): Declare
10102 string_to_object_format.
10104 2009-06-22 Ian Lance Taylor <iant@google.com>
10106 * script-sections.cc (Script_sections::create_segments): Don't put
10107 program headers in a PT_LOAD segment if -n or -N.
10109 2009-06-22 Ian Lance Taylor <iant@google.com>
10112 * options.h (class General_options): Add -z lazy and -z now. Sort
10113 -z options into alphabetical order.
10114 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10116 2009-06-21 Ian Lance Taylor <iant@google.com>
10118 * layout.cc (Layout::make_output_section): Call
10119 Target::new_output_section.
10120 (Layout::attach_allocated_section_to_segment): Put large section
10121 sections in a separate load segment with the large segment flag
10123 (Layout::segment_precedes): Sort large data segments after other
10125 (align_file_offset): New static function.
10126 (Layout::set_segment_offsets): Use align_file_offset.
10127 * output.h (class Output_section): Add is_small_section_ and
10128 is_large_section_ fields.
10129 (Output_section::is_small_section): New function.
10130 (Output_section::set_is_small_section): New function.
10131 (Output_section::is_large_section): New function.
10132 (Output_section::set_is_large_section): New function.
10133 (Output_section::is_large_data_section): New function.
10134 (class Output_segment): Add is_large_data_segment_ field.
10135 (Output_segment::is_large_data_segment): New function.
10136 (Output_segment::set_is_large_data_segment): New function.
10137 * output.cc (Output_section::Output_section): Initialize new
10139 (Output_segment::Output_segment): Likewise.
10140 (Output_segment::add_output_section): Add assertion that large
10141 data sections always go in large data segments. Force small data
10142 sections to the end of the list of data sections. Force small BSS
10143 sections to the start of the list of BSS sections. For large BSS
10144 sections to the end of the list of BSS sections.
10145 * symtab.h (class Symbol): Declare is_common_shndx.
10146 (Symbol::is_defined): Check Symbol::is_common_shndx.
10147 (Symbol::is_common): Likewise.
10148 (class Symbol_table): Define enum Commons_section_type. Update
10149 declarations. Add small_commons_ and large_commons_ fields.
10150 * symtab.cc (Symbol::is_common_shndx): New function.
10151 (Symbol_table::Symbol_table): Initialize new fields.
10152 (Symbol_table::add_from_object): Put small and large common
10153 symbols in the right list.
10154 (Symbol_table::sized_finalized_symbol): Check
10155 Symbol::is_common_shndx.
10156 (Symbol_table::sized_write_globals): Likewise.
10157 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10158 common symbol lists. Don't call do_allocate_commons_list if the
10160 (Symbol_table::do_allocate_commons_list): Remove is_tls
10161 parameter. Add comons_section_type parameter. Change all
10162 callers. Handle small and large common symbols.
10163 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10164 Symbol::is_common_shndx.
10165 * resolve.cc (symbol_to_bits): Likewise.
10166 * target.h (Target::small_common_shndx): New function.
10167 (Target::small_common_section_flags): New function.
10168 (Target::large_common_shndx): New function.
10169 (Target::large_common_section_flags): New function.
10170 (Target::new_output_section): New function.
10171 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10172 small_common_section_flags, and large_common_section_flags
10174 (Target::do_new_output_section): New virtual function.
10175 * arm.cc (Target_arm::arm_info): Initialize new fields.
10176 * i386.cc (Target_i386::i386_info): Likewise.
10177 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10179 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10180 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10181 (Target_x86_64::do_new_output_section): New function.
10182 * configure.ac: Define conditional MCMODEL_MEDIUM.
10183 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10184 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10185 (large_LDFLAGS): Define.
10186 * testsuite/large.c: New file.
10187 * testsuite/testfile.cc (Target_test::test_target_info):
10188 Initialize new fields.
10189 * configure, testsuite/Makefile.in: Rebuild.
10191 2009-06-05 Doug Kwan <dougkwan@google.com>
10193 * Makefile.am (CCFILES): Add target.cc.
10194 * Makefile.in: Regenerate.
10195 * i386.cc (class Target_i386): Define new virtual method to
10196 override do_is_local_label_name in parent.
10197 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10198 local symbols if --discard-locals or -X is given.
10199 * options.h (class General_options): Declare new options
10200 '--discard-locals' and '-X' for discarding locals.
10201 * target.h (class Target): Define new methods is_local_label_name.
10202 Declare new virtual method do_is_local_label_name.
10203 * target.cc: New file.
10204 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10205 (check_SCRIPTS): Add discard_locals_test.sh.
10206 (check_DATA): Add discard_local_tests.syms.
10207 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10208 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10209 * testsuite/Makefile.in: Regenerate.
10210 * testsuite/discard_locals_test.c: New file.
10211 * testsuite/discard_locals_test.sh: Same.
10213 2009-06-05 Doug Kwan <dougkwan@google.com>
10215 * object.cc (Sized_relobj::Sized_relobj): Initialize
10216 discarded_eh_frame_shndx_ to -1U.
10217 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10219 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10220 a discarded .eh_frame section.
10221 (Sized_relobj::do_finalize_local_symbols): Ditto.
10222 * object.h (class Sized_relobj): Declare new member
10223 discarded_eh_frame_shndx_.
10224 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10225 (local_labels_test.o, local_labels_test): New rules.
10226 * testsuite/Makefile.in: Regenerate.
10228 2009-06-04 Doug Kwan <dougkwan@google.com>
10230 * layout.cc (Layout::section_name_mapping): Add mapping for
10231 special ARM sections.
10233 2009-06-03 Doug Kwan <dougkwan@google.com>
10235 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10236 (utils::has_overflow): Same.
10238 2009-06-03 Ian Lance Taylor <iant@google.com>
10240 * layout.cc (Layout::section_name_mapping): New array, replacing
10241 Layout::linkonce_mapping.
10242 (Layout::section_name_mapping_count): New variable, replacing
10243 Layout::linkonce_mapping_count.
10244 (Layout::linkonce_output_name): Remove.
10245 (Layout::output_section_name): Rewrite.
10246 * layout.h (class Layout): Rename Linkonce_mapping to
10247 Section_name_mapping, linkonce_mapping to section_name_mapping,
10248 linkonce_mapping_count to section_name_mapping_count. Don't
10249 declare linkonce_output_name.
10251 2009-06-03 Doug Kwan <dougkwan@google.com>
10253 * gold/arm.cc (namespace utils): New.
10254 (Target_arm::reloc_is_non_pic): Define new method.
10255 (class Arm_relocate_functions): New.
10256 (Target_arm::Relocate::relocate): Handle relocation types used by
10259 2009-06-03 Ian Lance Taylor <iant@google.com>
10261 * arm.cc (Target_arm::scan::global): Use || instead of |.
10263 2009-06-02 Doug Kwan <dougkwan@google.com>
10265 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10266 issued_non_pic_error_.
10267 (class Target_arm::Scan): Declare new method check_non_pic.
10268 Define new method symbol_needs_plt_entry.
10269 Declare new data member issued_non_pic_error_.
10270 (class Target_arm::Relocate): Declare new method
10271 should_apply_static_reloc.
10272 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10273 (Target_arm::Scan::check_non_pic): Define new method.
10274 (Target_arm::Scan::local): Handle a small subset of reloc types used
10276 (Target_arm::Scan::local): Same.
10277 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10279 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10281 * incremental.cc (Incremental_inputs::report_command_line): Filter
10282 out --incremental-* options.
10284 2009-05-29 Doug Kwan <dougkwan@google.com>
10286 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10288 (class Target_arm): Update comment.
10289 (Target_arm::Target_arm): Initialize new data members GOT_,
10290 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10291 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10292 and Target_arm::rel_dyn_section.
10293 Declare new_enum Target_arm::Got_type.
10294 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10296 Update commments for member do_dynsym_value.
10297 (Target_arm::got_size, Target_arm::plt_section,
10298 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10299 new methods inside class defintion.
10300 (Target_arm::got_section): Define new method.
10301 (Target_arm::rel_dyn_section): Same.
10302 (Output_data_plt_arm): New template class.
10303 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10304 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10305 (Output_data_plt_arm::add_entry): Same.
10306 (Output_data_plt_arm::first_plt_entry): Define new
10307 static data member for PLT instruction template.
10308 (Output_data_plt_arm::plt_entry): Same.
10309 (Output_data_plt_arm::do_write): Define new method.
10310 (Target_arm::make_plt_entry): Same.
10311 (Target_arm::do_finalize_sections): Same.
10312 (Target_arm::do_dynsym_value): Same.
10314 2009-05-28 Doug Kwan <dougkwan@google.com>
10316 * Makefile.am (TARGETSOURCES): Add arm.cc.
10317 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10318 * Makefile.in: Regenerate.
10319 * arm.cc: New file.
10320 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10322 2009-05-26 Doug Kwan <dougkwan@google.com>
10324 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10325 (General_options::check_excluded_libs): Strip off directories in
10326 archive name before matching like GNU ld does.
10327 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10328 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10329 (exclude_libs_test_LDFLAGS): Add linker option
10330 -Wl,--exclude-libs,libexclude_libs_test_3
10331 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10332 an explicit archive without using -l.
10333 (alt/libexclude_libs_test_3.a): New make rule.
10334 * testsuite/Makefile.in: Regenerate.
10335 * testsuite/exclude_libs_test.c : Declare lib3_default().
10337 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10338 * exclude_libs_test_3.c: New file.
10340 2009-05-26 Nick Clifton <nickc@redhat.com>
10342 * po/id.po: New Indonesian translation.
10343 * po/gold.pot: Updated template file.
10345 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10347 * testsuite/Makefile.am: Add -ffunction-sections to compile
10348 gc_comdat_test files. Add -Wl,--gc-sections to build
10350 * testsuite/Makefile.in: Regenerate.
10351 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10353 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10355 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10356 kept comdat section was garbage collected.
10357 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10358 * testsuite/Makefile.in: Regenerate.
10359 * testsuite/gc_comdat_test.sh: New file.
10360 * testsuite/gc_comdat_test_1.cc: New file.
10361 * testsuite/gc_comdat_test_2.cc: New file.
10363 2009-05-19 Doug Kwan <dougkwan@google.com>
10365 * archive.cc (Archive::Archive): Move constructor from archive.h
10366 to here. Initialize no_export_.
10367 (Archive::get_elf_object_for_member): Set no_export flag of object.
10368 * archive.h (Archive::Archive): Move constructor body to
10370 (Archive::no_export): New method.
10371 (Archive::no_export_): New field.
10372 * object.h (Object::Object): Initialize no_export_ to false.
10373 (Object::no_export, Object::set_no_export): New methods.
10374 (Object::no_export_): New field.
10375 * options.cc (General_options::parse_exclude_libs): New method.
10376 (General_options::check_excluded_libs) Same.
10377 * options.h (exclude_libs): New option.
10378 (General_options::check_excluded_libs): New method declaration.
10379 (General_options::excluded_libs_): New field.
10380 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10381 default or protected visibility if an object has no-export flag set.
10382 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10383 (check_SCRIPTS): Add exclude_libs_test.sh.
10384 (check_DATA): Add exclude_libs_test.syms.
10385 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10386 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10387 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10388 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10389 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10390 libexclude_libs_test_2.a): New rules.
10391 * testsuite/Makefile.in: Regenerate.
10392 * testsuite/exclude_libs_test.c: New file.
10393 * testsuite/exclude_libs_test.sh: Ditto.
10394 * testsuite/exclude_libs_test_1.c: Ditto.
10395 * testsuite/exclude_libs_test_2.c: Ditto.
10397 2009-05-15 Ian Lance Taylor <iant@google.com>
10399 * configure.ac: Check for declarations for cases where libiberty.h
10400 checks HAVE_DECL_xxx.
10401 * configure, config.in: Rebuild.
10403 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10405 * gold.h (Incremental_argument_list): Remove (invalid) forward
10407 * incremental.cc (Incremental_inputs::report_achive): New method.
10408 (Incremental_inputs::report_object): New method.
10409 (Incremental_inputs::report_script): New method.
10410 (Incremental_inputs::finalize_inputs): New method.
10411 (Incremental_inputs::finalize): Call finalize_inputs().
10412 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10413 Create inputs entries.
10414 * incremental.h (Incremental_input_type): New enum.
10415 (Incremental_inputs::Incremental_input): Initialize new fields.
10416 (Incremental_inputs::report_inputs): New method.
10417 (Incremental_inputs::report_achive): New method.
10418 (Incremental_inputs::report_object): New method.
10419 (Incremental_inputs::report_script): New method.
10420 (Incremental_inputs::finalize_inputs): New method.
10421 (Incremental_inputs::Input_info): New struct.
10422 (Incremental_inputs::Input_info_map): New typedef.
10423 (Incremental_inputs::lock_): New field.
10424 (Incremental_inputs::Inputs_): New field.
10425 (Incremental_inputs::Inputs_map): New field.
10426 * main.cc (main): Call Incremental_input::report_inputs.
10427 * options.h (Input_argument_list): Typedef moved from
10429 (Input_file_group::Files): Remove, use ::Input_argument_list.
10430 (Input_file_group::Input_argument_list): Remove, use
10431 ::Input_argument_list.
10432 * plugin.cc (Plugin_manager::add_input_file): Add error in
10434 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10436 * script.cc (read_input_script): Call
10437 Incremental_input::report_script.
10438 * script.h (Script_info): New class.
10440 2009-04-27 Ian Lance Taylor <iant@google.com>
10442 * x86_64.cc (do_adjust_output_section): Set entsize to
10445 2009-04-23 Elliott Hughes <enh@google.com>
10447 * output.cc (Output_file::close): After short writes, continue
10448 writing from the correct offset in the buffer being written.
10450 2009-04-23 Chris Demetriou <cgd@google.com>
10452 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10453 * configure: Regenerate.
10454 * config.in: Regenerate.
10455 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10456 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10458 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10460 * incremental.cc (Incremental_inputs_header_data): Renamed from
10461 Incremental_input_header_data.
10462 (Incremental_inputs_header_data::data_size): New field.
10463 (Incremental_inputs_header_data::put_input_file_count): Renamed
10464 from input_file_count.
10465 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10466 from command_line_offset.
10467 (Incremental_inputs_header_data::put_reserved): Renamed from
10469 (Incremental_inputs_entry_data): Renamed from
10470 Incremental_input_entry_data.
10471 (Incremental_inputs_entry_data::data_size): New field.
10472 (Incremental_inputs::report_command_line): New method.
10473 (Incremental_inputs::finalize): New method.
10474 (Incremental_inputs::create_incremental_inputs_data): New method.
10475 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10476 * incremental.h: New file.
10477 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10478 (Layout::finalize): Create incremental inputs section in
10479 incremental builds.
10480 (Layout::create_incremental_info_sections): New method.
10481 * layout.h (Layout::incremental_inputs): New method.
10482 (Layout::create_incremental_info_sections): New method.
10483 (Layout::incremental_inputs_): New field.
10484 * main.cc (main): Notify Incremental_input of the command line.
10486 2009-04-01 Ian Lance Taylor <iant@google.com>
10487 Mikolaj Zalewski <mikolajz@google.com>
10489 * gold.h (reserve_unordered_map): Define, three versions, one for
10490 each version of Unordered_map.
10491 * layout.cc (Layout::Layout): Remove options parameter. Add
10492 number_of_input_files parameter. Don't initialize options_.
10493 Initialize number_of_input_files_ and resized_signatures_. Move
10494 sections_are_attached_.
10495 (Layout::layout_group): Reserve space for group_signatures_.
10496 (Layout::find_or_add_kept_section): Change name parameter to be a
10497 reference. Resize signatures_ map when it gets large enough.
10498 (Layout::layout_eh_frame): Use parameters->options() instead of
10500 (Layout::make_output_section): Likewise.
10501 (Layout::attach_allocated_section_to_segment): Likewise.
10502 (Layout::finalize, Layout::create_executable_stack): Likewise.
10503 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10504 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10505 * layout.h (class Layout): Update declarations. Remove options_
10506 field. Add number_of_input_files_ and resized_signatures_
10507 fields. Move sections_are_attached_ field.
10508 * main.cc (main): Pass number of input files to Layout
10509 constructor. Don't pass options.
10511 2009-03-30 Ian Lance Taylor <iant@google.com>
10513 * ffsll.c (ffsll): Correct implementation.
10515 2009-03-27 Ian Lance Taylor <iant@google.com>
10517 * ffsll.c: New file.
10518 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10519 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10520 * ftruncate.c (ftruncate): Declare before definition.
10521 * mremap.c (mremap): Likewise.
10522 * pread.c (pread): Likewise.
10523 * configure, Makefile.in, config.in: Rebuild.
10525 * mremap.c: New file.
10526 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10527 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10528 (mremap): Declare if HAVE_MREMAP is not defined.
10529 * configure, Makefile.in, config.in: Rebuild.
10531 2009-03-27 Cary Coutant <ccoutant@google.com>
10533 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10534 position independent.
10535 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10536 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10538 2009-03-24 Cary Coutant <ccoutant@google.com>
10540 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10542 (needs_dynamic_reloc): Likewise.
10544 2009-03-24 Ian Lance Taylor <iant@google.com>
10546 * yyscript.y (file_cmd): Recognize EXTERN.
10547 (extern_name_list, extern_name_list_body): New nonterminals.
10548 * script.cc (script_add_extern): Define.
10549 * script-c.h (script_add_extern): Declare.
10551 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10553 * object.cc (is_elf_object): Define.
10554 * object.h (is_elf_object): Declare.
10555 * archive.cc (Archive::get_elf_object_for_member): Call
10557 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10559 2009-03-24 Elliott Hughes <enh@google.com>
10561 * output.cc (Output_file::map_anonymous): Define.
10562 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10563 try an anonymous one. Report the size if the mmap fails.
10564 * output.h (class Output_file): Declare map_anonymous.
10566 2009-03-24 Ian Lance Taylor <iant@google.com>
10568 * target-select.cc (instantiate_target): Don't acquire the lock if
10569 the instantiated_target_ field has already been set.
10571 2009-03-23 Ian Lance Taylor <iant@google.com>
10573 * gold-threads.h (class Initialize_lock): Define.
10574 * gold-threads.cc (class Initialize_lock_once): Define.
10575 (initialize_lock_control): New static variable.
10576 (initialize_lock_pointer): New static variable.
10577 (initialize_lock_once): New static function.
10578 (Initialize_lock::Initialize_lock): Define.
10579 (Initialize_lock::initialize): Define.
10580 * target-select.h: Include "gold-threads.h".
10581 (class Target_selector): Add lock_ and initialize_lock_ fields.
10582 Don't define instantiate_target, just declare it.
10583 * target-select.cc (Target_selector::Target_selector): Initialize
10585 (Target_selector::instantiate_target): Define.
10586 * descriptors.h: Include "gold-threads.h".
10587 (class Descriptors): Add initialize_lock_ field.
10588 * descriptors.cc (Descriptors::Descriptors): Initialize new
10590 (Descriptors::open): Use initialize_lock_ field
10591 * errors.h (class Errors): Add initialize_lock_ field.
10592 * errors.cc (Errors::Errors): Initialize new field.
10593 (Errors::initialize_lock): Use initialize_lock_ field.
10594 * powerpc.cc (class Target_selector_powerpc): Remove
10595 instantiated_target_ field. In do_recognize call
10596 instantiate_target rather than do_instantiate_target. In
10597 do_instantiate_target just allocate a new target.
10598 * sparc.cc (class Target_selector_sparc): Likewise.
10600 * freebsd.h: New file.
10601 * i386.cc: Include "freebsd.h".
10602 (Target_i386): Derive from Target_freebsd rather than
10604 (Target_selector_i386): Derive from Target_selector_freebsd rather
10605 than Target_selector.
10606 * x86_64.cc: Include "freebsd.h".
10607 (Target_x86_64): Derive from Target_freebsd rather than
10609 (Target_selector_x86_64): Derive from Target_selector_freebsd
10610 rather than Target_selector.
10611 * target.h (class Target): Add adjust_elf_header and
10612 do_adjust_elf_header.
10613 * output.cc (Output_file_header:: do_sized_write): Call target
10614 adjust_elf_header routine.
10615 * configure.tgt: Set targ_osabi.
10616 * configure.ac: Define GOLD_DEFAULT_OSABI.
10617 * parameters.cc (Parameters::default_target): Pass
10618 GOLD_DEFAULT_OSABI to select_target.
10619 * target-select.h (class Target_selector): Make instantiate_target
10620 protected rather than private.
10621 * Makefile.am (HFILES): Add freebsd.h.
10622 * configure, Makefile.in, config.in: Rebuild.
10624 * merge.cc (do_add_input_section): Correct pend value. Change
10625 message about last entry not being null terminated from error to
10628 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10630 * incremental.cc: New file.
10631 * Makefile.am (CCFILES): Add incremental.cc.
10632 * Makefile.in: Rebuild.
10634 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10636 * layout.cc (Layout::output_section_name): Preserve names
10637 of '.note.' sections.
10639 2009-03-19 Ian Lance Taylor <iant@google.com>
10641 * descriptors.cc (Descriptors::open): Check that the options are
10642 valid before using them.
10644 2009-03-18 Ian Lance Taylor <iant@google.com>
10646 * script-sections.h: Include <list>.
10647 (class Script_sections): Change Sections_elements from std::vector
10648 to std::list. Typedef public Elements_iterator. Add
10649 orphan_section_placement_, data_segment_align_start_, and
10650 saw_data_segment_align_ fields. Remove data_segment_align_index_
10652 * script-sections.cc (class Orphan_section_placement): New class.
10653 (class Sections_element): Add virtual functions is_relro and
10654 orphan_section_init. Remove virtual function place_orphan_here.
10655 (class Output_section_definition): Add is_relro and
10656 orphan_section_init. Remove place_orphan_here.
10657 (class Orphan_output_section): Likewise.
10658 (Script_sections::Script_sections): Update for field changes.
10659 (Script_sections::data_segment_align): Set saw_data_segment_align_
10660 and data_segment_align_start_, not data_segment_align_index.
10661 (Script_sections::data_segment_relro_end): Check
10662 saw_data_segment_align_. Use data_segment_align_start_ rather
10663 than data_segment_align_index_.
10664 (Script_sections::place_orphan): Rewrite to use
10665 Orphan_section_placement.
10667 2009-03-17 Ian Lance Taylor <iant@google.com>
10669 * archive.cc (Archive::add_symbols): Check for a version attached
10670 to the symbol name in the archive map.
10671 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10672 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10673 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10674 (ver_test_11.a): New target.
10675 * testsuite/Makefile.in: Rebuild.
10677 * configure.ac: Check for chsize and posix_fallocate. Replace
10679 * ftruncate.c: New file, from gnulib.
10680 * output.cc (posix_fallocate): Define dummy version if not
10681 HAVE_POSIX_FALLOCATE.
10682 (Output_file::map): Call posix_fallocate rather than lseek and
10684 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10685 * configure, Makefile.in, config.in: Rebuild.
10687 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10689 * layout.h (Layout::create_note): Add section_name parameter.
10690 * layout.cc (Layout::create_note): Likewise.
10691 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10693 2009-03-17 Ian Lance Taylor <iant@google.com>
10695 * descriptors.cc: Include "options.h".
10696 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10697 (Descriptors::open): Always use O_CLOEXEC when opening a new
10698 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10699 then set FD_CLOEXEC.
10701 * sparc.cc (class Target_sparc): Add has_got_section.
10702 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10703 make sure we have a GOT section.
10705 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10706 (Target_sparc::Scan::local): Likewise.
10707 (Target_sparc::Scan::global): Likewise.
10708 (Target_sparc::Relocate::relocate): Likewise.
10709 (Target_sparc::Relocate::relocate_tls): Likewise.
10711 * symtab.cc (Symbol_table::define_default_version): New function,
10712 broken out of add_from_object.
10713 (Symbol_table::add_from_object): Call define_default_version.
10714 (Symbol_table::define_special_symbol): Add resolve_oldsym
10715 parameter. Change all callers. If the version for a symbol comes
10716 from a version script, resolve it with the symbol with the same
10717 name with no version. Also add the symbol without a version if
10719 (do_define_in_output_data): If resolving with oldsym, don't delete
10721 (do_define_in_output_segment): Likewise.
10722 (do_define_as_constant): Likewise.
10723 * symtab.h (class Symbol_table): Update declarations.
10725 2009-03-13 Ian Lance Taylor <iant@google.com>
10727 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10728 (Read_symbols::requeue): New function.
10729 (Read_symbols::do_read_symbols): If make_elf_object fails because
10730 the target type is not configured, and the file was searched for,
10731 issue a warning and retry with the next directory.
10732 (Add_symbols::run): If the file has an incompatible format, and
10733 it was searched for, requeue the Read_symbols task. On error,
10734 release the object.
10735 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10736 dirindex parameter to constructor. Change all callers. Declare
10737 incompatible_warning and requeue.
10738 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10739 input_argument_ and input_group_ fields. Add them to
10740 constructor. Change all callers.
10741 (class Read_script): Add dirindex_ field. Add it to constructor.
10742 Change all callers.
10743 * archive.cc (Archive::setup): Remove input_objects parameter.
10744 Change all callers.
10745 (Archive::get_file_and_offset): Likewise.
10746 (Archive::read_all_symbols): Likewise.
10747 (Archive::read_symbols): Likewise.
10748 (Archive::get_elf_object_for_member): Remove input_objects
10749 parameter. Add punconfigured parameter. Change all callers.
10750 (Archive::add_symbols): Change return type to bool. Check return
10751 value of include_member.
10752 (Archive::include_all_members): Likewise.
10753 (Archive::include_member): Change return type to bool. Return
10754 false if first included object has incompatible target. Set
10755 included_member_ field.
10756 (Add_archive_symbols::run): If add_symbols returns false, requeue
10758 * archive.h (class Archive): Add included_member_ field.
10759 Initialize it in constructor. Add input_file and searched_for
10760 methods. Update declarations.
10761 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10762 input_argument_ fields. Add them to constructor. Change all
10764 * script.cc: Include "target-select.h".
10765 (class Parser_closure): Add skip_on_incompatible_target_ and
10766 found_incompatible_target_ fields. Add
10767 skip_on_incompatible_target parameter to constructor. Change all
10768 callers. Add methods skip_on_incompatible_target,
10769 clear_skip_on_incompatible_target, found_incompatible_target, and
10770 set_found_incompatible_target.
10771 (read_input_script): Add dirindex parameter. Change all callers.
10772 If parser finds an incompatible target, requeue Read_symbols
10774 (script_set_symbol): Clear skip_on_incompatible_target in
10776 (script_add_assertion, script_parse_option): Likewise.
10777 (script_start_sections, script_add_phdr): Likewise.
10778 (script_check_output_format): New function.
10779 * script.h (read_input_script): Update declaration.
10780 * script-c.h (script_check_output_format): Declare.
10781 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10782 (ignore_cmd): Remove OUTPUT_FORMAT.
10783 * fileread.cc (Input_file::Input_file): Add explicit this.
10784 (Input_file::will_search_for): New function.
10785 (Input_file::open): Add pindex parameter. Change all callers.
10786 * fileread.h (class Input_file): Add input_file_argument method.
10787 Declare will_search_for. Update declarations.
10788 * object.cc (make_elf_object): Add punconfigured parameter.
10789 Change all callers.
10790 * object.h (class Object): Make input_file public. Add
10791 searched_for method.
10792 (make_elf_object): Update declaration.
10793 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10795 * dirsearch.h (class Dirsearch): Update declaration.
10796 * options.h (class General_options): Add --warn-search-mismatch.
10797 * parameters.cc (Parameters::is_compatible_target): New function.
10798 * parameters.h (class Parameters): Declare is_compatible_target.
10799 * workqueue.cc (Workqueue::add_blocker): New function.
10800 * workqueue.h (class Workqueue): Declare add_blocker.
10802 * fileread.cc (Input_file::open): Remove options parameter.
10803 Change all callers.
10804 (Input_file::open_binary): Likewise.
10805 * script.cc (read_input_script): Likewise.
10806 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10807 options parameter from constructor. Change all callers.
10808 (class Read_script): Likewise.
10809 * fileread.h (class Input_file): Update declarations.
10810 * script.h (read_input_script): Update declaration.
10812 2009-03-10 Nick Clifton <nickc@redhat.com>
10814 * po/es.po: New Spanish translation.
10816 2009-03-06 Cary Coutant <ccoutant@google.com>
10818 * options.cc (parse_short_option): Keep dash_z from registering itself.
10820 2009-03-03 Ian Lance Taylor <iant@google.com>
10823 * target-reloc.h (relocate_section): Pass output_section to
10825 * i386.cc (Target_i386::should_apply_static_reloc): Add
10826 output_section parameter. Change all callers.
10827 (Target_i386::Relocate::relocate): Add output_section parameter.
10828 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10829 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10830 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10831 * testsuite/two_file_shared.sh: New script.
10832 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10833 (check_DATA): Add two_file_shared.dbg.
10834 (two_file_shared.dbg): New target.
10835 * testsuite/Makefile.in: Rebuild.
10837 2009-03-01 Ian Lance Taylor <iant@google.com>
10839 * configure.ac: Check for byteswap.h.
10840 * configure: Rebuild.
10841 * config.in: Rebuild.
10843 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10845 * layout.cc (Layout::find_or_add_kept_section): New function.
10846 (Layout::add_comdat): Removed.
10847 * layout.h (struct Kept_section): Move out of class Layout.
10848 Remove trailing underscores from field names. Add group_sections
10849 field. Rename group_ field to is_group. Change all uses.
10850 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10851 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10852 comdat_groups_ field.
10853 (Sized_relobj::include_section_group): Use
10854 find_or_add_kept_section and Kept_section::group_sections.
10855 (Sized_relobj::include_linkonce_section): Likewise.
10856 * object.cc (class Sized_relobj): Don't define Comdat_group or
10857 Comdat_group_table. Remove find_comdat_group and
10858 add_comdat_group. Remove comdat_groups_ field.
10859 * plugin.cc (include_comdat_group): Use
10860 Layout::find_or_add_kept_section.
10862 2009-02-28 Ian Lance Taylor <iant@google.com>
10864 * README: --gc-sections and map files are now supported. Document
10865 some build requirements.
10868 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10869 relocatable link set the value of the section symbol to zero.
10870 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10871 relocatable link don't include the section address in the local
10874 2009-02-27 Ian Lance Taylor <iant@google.com>
10877 * options.h (class Search_directory): Add is_system_directory.
10878 (class General_options): Declare is_in_system_directory.
10879 * options.cc (get_relative_sysroot): Make static.
10880 (get_default_sysroot): Make static.
10881 (General_optoins::is_in_system_directory): New function.
10882 * fileread.cc (Input_file::is_in_system_directory): New function.
10883 * fileread.h (class Input_file): Declare is_in_system_directory.
10884 * object.h (class Object): Add is_in_system_directory.
10885 (class Input_objects): Remove system_library_directory_ field.
10886 * object.cc (Input_objects::add_object): Don't set
10887 system_library_directory_.
10888 (input_objects::found_in_system_library_directory): Remove.
10889 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10890 parameter. Change all callers.
10891 (Symbol_table::sized_write_globals): Likewise.
10892 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10893 Call Object::is_in_system_directory.
10894 * symtab.h (class Symbol_table): Update declarations.
10897 * descriptors.h (Open_descriptor): Add is_on_stack field.
10898 * descriptors.cc (Descriptors::open): If the descriptor is on the
10899 top of the stack, remove it. Initialize is_on_stack field.
10900 (Descriptors::release): Only add pod to stack if it is not on the
10902 (Descriptors::close_some_descriptor): Clear stack_next and
10903 is_on_stack fields.
10906 * output.cc (Output_section::find_starting_output_address): Rename
10907 from starting_output_address; add PADDR parameter; change return
10909 * output.h (class Output_section): Declare
10910 find_starting_output_address instead of starting_output_address.
10911 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10912 section symbol for which we can't find a merge section.
10915 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10916 hidden or internal, force the symbol to be local.
10917 * resolve.cc (Symbol::override_visibility): Define.
10918 (Symbol::override_base): Use override_visibility.
10919 (Symbol_table::resolve): Likewise.
10920 (Symbol::override_base_with_special): Likewise.
10921 (Symbol_table::override_with_special): If the visibility is hidden
10922 or internal, force the symbol to be local.
10923 * symtab.h (class Symbol): Add set_visibility and
10924 override_visibility.
10925 * testsuite/ver_test_1.sh: New file.
10926 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10927 (check_DATA): Add ver_test_1.syms.
10928 (ver_test_1.syms): New target.
10929 * testsuite/Makefile.in: Rebuild.
10931 2009-02-25 Cary Coutant <ccoutant@google.com>
10933 * layout.cc (Layout::choose_output_section): Don't rename sections
10934 when using a linker script that has a SECTIONS clause.
10935 * Makefile.in: Regenerate.
10937 * testsuite/Makefile.am (script_test_5.sh): New test case.
10938 * testsuite/Makefile.in: Regenerate.
10939 * testsuite/script_test_5.cc: New file.
10940 * testsuite/script_test_5.sh: New file.
10941 * testsuite/script_test_5.t: New file.
10943 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10945 * archive.cc (Archive::include_member): Update calls to add_symbols.
10946 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10947 the Layout argument.
10948 * dynobj.h (do_add_symbols): Add the Layout argument.
10949 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10951 * object.h (Object::add_symbols): Add the Layout argument.
10952 (Object::do_add_symbols): Add the Layout argument.
10953 (Sized_relobj::do_add_symbols): Add the Layout argument.
10954 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10955 Unify the two versions.
10956 (Add_plugin_symbols): Remove.
10957 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10958 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10959 (Add_plugin_symbols): Remove.
10960 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10961 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10962 (Add_symbols::run): Make it work with Pulginobj.
10964 2009-02-06 Ian Lance Taylor <iant@google.com>
10966 * object.cc (Sized_relobj::do_layout): Make info message start
10967 with lower case letter.
10969 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10971 * binary.cc: Fix file comment.
10973 * options.h (enum Incremental_disposition): Define.
10974 (class General_options): Add new options: --incremental,
10975 --incremental_changed, --incremental_unchanged,
10976 --incremental_unknown. Add incremental_disposition_ and
10977 implicit_incremental_ fields.
10978 (General_options::incremental_disposition): New function.
10979 (class Position_dependent_options): Add incremental_disposition
10981 (Position_dependent_options::copy_from_options): Set incremental
10983 * options.cc (General_options::parse_incremental_changed): New
10985 (General_options::parse_incremental_unchanged): New function.
10986 (General_options::parse_incremental_unknown): New function.
10987 (General_options::General_options): Initialize new fields
10988 incremental_disposition_ and implicit_incremental_.
10989 (General_options::finalize): Check for uasge of --incremental-*
10990 without --incremental.
10992 2009-02-06 Chris Demetriou <cgd@google.com>
10994 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10995 pointer and to report location as the file name associated with
10997 (gold_undefined_symbol_at_location): New function to replace the
10998 old gold_undefined_symbol functionality.
10999 * target-reloc.h (relocate_section): Update to use
11000 gold_undefined_symbol_at_location.
11001 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11002 Call gold_undefined_symbol function rather than gold_error.
11003 * errors.h (Errors::undefined_symbol): Take location as a
11004 string, rather than calculating it from a relocation.
11005 * errors.cc (Errors::fatal): Print "fatal error:" before the
11007 (Errors::error, Errors::error_at_location): Print "error: "
11008 before the formatted message.
11009 (Errors::undefined_symbol): Take location as a string, rather
11010 than calculating it from a relocation.
11011 (gold_undefined_symbol_at_location): New function akin to
11012 old gold_undefined_symbol, calculates location from relocation.
11013 (gold_undefined_symbol): Change to take only a Symbol pointer
11014 and to report location as the file name associated with the symbol.
11015 * testsuite/debug_msg.sh: Update for changed error messages.
11016 * testsuite/undef_symbol.sh: Likewise.
11018 2009-02-04 Duncan Sands <baldrick@free.fr>
11021 * reduced_debug_output.h
11022 (Output_reduced_debug_abbrev_section::failed): Use format for
11024 (Output_reduced_debug_info_section::faild): Likewise.
11026 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11028 * script.cc (Lazy_demangler): New class.
11029 (Version_script_info::get_symbol_version_helper): Demangle a
11032 2009-01-29 Cary Coutant <ccoutant@google.com>
11034 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11036 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11038 2009-01-28 Ian Lance Taylor <iant@google.com>
11040 * version.cc (version_string): Bump to 1.9.
11042 * gold.h: Include <cstring> and <stdint.h>.
11043 * version.cc: Include <cstdio>.
11044 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11046 * reduced_debug_output.cc (insert_into_vector): Rename from
11047 Insert_into_vector; change all callers. Use Swap_unaligned to
11048 avoid aliasing issue; remove union since it is unnecessary.
11050 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11052 * Makefile.am (CCFILES): Add gc.cc.
11053 (HFILES): Add gc.h.
11054 * Makefile.in: Regenerate.
11055 * gold.cc (Gc_runner): New class.
11056 (queue_initial_tasks): Call garbage collection related tasks
11057 when corresponding options are invoked.
11058 (queue_middle_gc_tasks): New function.
11059 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11060 processed early before laying out sections during garbage collection.
11061 * gold.h (queue_middle_gc_tasks): New function.
11062 (is_prefix_of): Move from "layout.cc".
11063 * i386.cc (Target_i386::gc_process_relocs): New function.
11064 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11065 * main.cc (main): Create object of class "Garbage_collection".
11066 * object.cc (Relobj::copy_symbols_data): New function.
11067 (Relobj::is_section_name_included): New function.
11068 (Sized_relobj::do_layout): Allow this function to be called twice
11069 during garbage collection and defer layout of section during the
11071 * object.h (Relobj::get_symbols_data): New function.
11072 (Relobj::is_section_name_included): New function.
11073 (Relobj::copy_symbols_data): New function.
11074 (Relobj::set_symbols_data): New function.
11075 (Relobj::get_relocs_data): New function.
11076 (Relobj::set_relocs_data): New function.
11077 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11078 (Relobj::gc_process_relocs): New function.
11079 (Relobj::do_gc_process_relocs): New pure virtual function.
11080 (Relobj::sd_): New data member.
11081 (Sized_relobj::is_output_section_offset_invalid): New function.
11082 (Sized_relobj::do_gc_process_relocs): New function.
11083 * options.h (General_options::gc_sections): Modify to not be a no-op.
11084 (General_options::print_gc_sections): New option.
11085 * plugin.cc (Plugin_finish::run): Remove function call to
11086 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11087 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11088 * reloc.cc (Read_relocs::run): Add task to process relocs and
11089 determine unreferenced sections when doing garbage collection.
11090 (Gc_process_relocs): New class.
11091 (Sized_relobj::do_gc_process_relocs): New function.
11092 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11093 sections that are garbage collected.
11094 * reloc.h (Gc_process_relocs): New class.
11095 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11096 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11097 symbols whose corresponding sections are garbage collected.
11098 (Symbol_table::Symbol_table): Add new parameter for the garbage
11100 (Symbol_table::gc_mark_undef_symbols): New function.
11101 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11102 (Symbol_table::gc_mark_dyn_syms): New function.
11103 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11105 (Symbol_table::add_from_object): Likewise.
11106 (Symbol_table::add_from_relobj): When building shared objects, do not
11107 treat externally visible symbols as garbage.
11108 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11109 table information for static and relocatable links.
11110 * symtab.h (Symbol_table::set_gc): New function.
11111 (Symbol_table::gc): New function.
11112 (Symbol_table::gc_mark_undef_symbols): New function.
11113 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11114 (Symbol_table::gc_mark_dyn_syms): New function.
11115 (Symbol_table::gc_): New data member.
11116 * target.h (Sized_target::gc_process_relocs): New pure virtual
11118 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11119 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11121 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11123 * options.h (General_options::gc_sections): Define as a no-op for now.
11124 (General_options::no_keep_memory): Ditto.
11125 (General_options::Bshareable): Define.
11126 * options.cc (General_options::finalize): Honor -Bshareable.
11128 2009-01-20 Andreas Schwab <schwab@suse.de>
11130 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11131 read the value in the contents, since we don't use it. Use the
11132 template endianness when writing.
11133 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11135 2009-01-19 Andreas Schwab <schwab@suse.de>
11137 * configure.tgt (powerpc64-*): Fix targ_obj.
11139 2009-01-15 Ian Lance Taylor <iant@google.com>
11141 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11142 local symbols when stripping all symbols.
11144 2009-01-14 Cary Coutant <ccoutant@google.com>
11146 * output.cc (Output_reloc): Add explicit instantiations.
11148 2009-01-14 Cary Coutant <ccoutant@google.com>
11150 * archive.cc (Archive::get_elf_object_for_member): Remove call
11151 to File_read::claim_for_plugin.
11152 * descriptors.cc (Descriptors::open): Remove reference to
11154 (Descriptors::claim_for_plugin): Remove.
11155 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11156 (Descriptors::is_claimed): Remove.
11157 (claim_descriptor_for_plugin): Remove.
11158 * fileread.cc (File_read::claim_for_plugin): Remove.
11159 * fileread.h (File_read::claim_for_plugin): Remove.
11160 (File_read::descriptor): Reopen descriptor if necessary.
11161 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11162 (Plugin_manager::all_symbols_read): Add task parameter. Change
11164 (Plugin_manager::get_input_file): New function.
11165 (Plugin_manager::release_input_file): New function.
11166 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11167 corresponding data member.
11168 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11169 and pass to base constructor. Change all callers.
11170 (get_input_file, release_input_file): New functions.
11171 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11172 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11173 (Plugin_manager::all_symbols_read): Add task parameter.
11174 (Plugin_manager::get_input_file): New function.
11175 (Plugin_manager::release_input_file): New function.
11176 (Plugin_manager::task_): New data member.
11177 (Pluginobj::Pluginobj): Add filesize parameter.
11178 (Pluginobj::filename): New function.
11179 (Pluginobj::descriptor): New function.
11180 (Pluginobj::filesize): New function.
11181 (Pluginobj::filesize_): New data member.
11182 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11183 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11184 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11186 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11187 with archive libraries.
11188 * testsuite/Makefile.in: Regenerate.
11189 * testsuite/plugin_test.c (struct sym_info): New type.
11190 (get_input_file, release_input_file): New static variables.
11191 (onload): Capture new transfer vector entries.
11192 (claim_file_hook): Stop reading at end of file according to filesize.
11193 Factor out parsing of readelf output into separate function.
11194 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11195 APIs and get the source file name from the symbol table. Convert
11196 source file name to corresponding object file name. Print info
11197 message when adding new input files.
11198 (parse_readelf_line): New function.
11199 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11200 * testsuite/plugin_test_2.sh: Likewise.
11201 * testsuite/plugin_test_3.sh: Likewise.
11202 * testsuite/plugin_test_4.sh: New test case.
11204 2009-01-07 Ian Lance Taylor <iant@google.com>
11206 * version.cc (version_string): Bump to 1.8.
11208 2008-12-23 Cary Coutant <ccoutant@google.com>
11210 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11211 * plugin.cc (Plugin_manager::finish): Rename as
11212 layout_deferred_objects. Move cleanup to separate function.
11213 (Plugin_manager::cleanup): New function.
11214 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11216 * plugin.h (Plugin_manager::finish): Rename as
11217 layout_deferred_objects.
11218 (Plugin_manager::cleanup): New function.
11219 (Plugin_manager::cleanup_done): New field.
11221 2008-12-23 Cary Coutant <ccoutant@google.com>
11223 * plugin.cc (is_visible_from_outside): New function.
11224 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11225 so we don't return "IR only" status for exported symbols or -r links.
11227 * testsuite/Makefile.am (plugin_test_3): New test case.
11228 * testsuite/Makefile.in: Regenerate.
11229 * testsuite/plugin_test_3.sh: New file.
11231 2008-12-22 Cary Coutant <ccoutant@google.com>
11233 * object.cc (Sized_relobj::layout_section): New function.
11234 (Sized_relobj::do_layout): Defer layout of input sections until after
11235 plugin has provided replacement files.
11236 (Sized_relobj::do_layout_deferred_sections): New function.
11237 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11238 (Relobj::layout_deferred_sections): New function.
11239 (Relobj::do_layout_deferred_sections): New function.
11240 (Sized_relobj::do_layout_deferred_sections): New function.
11241 (Sized_relobj::layout_section): New function.
11242 (Sized_relobj::Deferred_layout): New structure.
11243 (Sized_relobj::deferred_layout_): New field.
11244 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11245 Change all callers. Layout deferred sections.
11246 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11248 (Plugin_hook::run): Move code from do_plugin_hook inline.
11249 (Plugin_hook::do_plugin_hook): Remove.
11250 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11251 (Plugin_manager::finish): Renamed, was cleanup.
11252 (Plugin_manager::should_defer_layout): New function.
11253 (Plugin_manager::add_deferred_layout_object): New function.
11254 (Plugin_manager::Deferred_layout_list): New type.
11255 (Plugin_manager::deferred_layout_objects_): New field.
11256 (Plugin_hook::do_plugin_hook): Remove.
11258 2008-12-17 Ian Lance Taylor <iant@google.com>
11260 * options.h (class General_options): Add --no case for
11263 2008-12-16 Cary Coutant <ccoutant@google.com>
11265 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11267 (Plugin_manager::claim_file): Create plugin object even if
11268 plugin did not call the add_symbols callback.
11269 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11270 asking for more symbols than were added.
11271 * testsuite/Makefile.am (plugin_test_1): Add test case with
11273 (empty.syms): New target.
11274 * testsuite/Makefile.in: Regenerate.
11275 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11276 message. Don't call add_symbols if no globals.
11277 (all_symbols_read_hook): Don't provide replacement for empty
11280 2008-12-12 Ian Lance Taylor <iant@google.com>
11282 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11283 r_type == 0 for a local symbol with r_sym == 0.
11284 (scan_relocatable_relocs): Pass r_sym to
11285 local_non_section_strategy.
11286 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11289 * configure.ac: Update test for TLS descriptors: they are
11290 supported as of glibc 2.9.
11291 * configure: Rebuild.
11293 2008-12-11 Ian Lance Taylor <iant@google.com>
11296 * target-reloc.h (Default_scan_relocatable_relocs): For each
11297 function, map r_type == 0 to RELOC_DISCARD.
11299 2008-12-10 Cary Coutant <ccoutant@google.com>
11301 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11302 object to override a kept COMDAT group from a plugin object.
11304 2008-12-09 Ian Lance Taylor <iant@google.com>
11307 * yyscript.y (file_cmd): Handle INPUT.
11309 * testsuite/initpri1.c: Change all declarations to be full
11310 prototypes by adding void, to avoid compiler warnings.
11312 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11314 * options.cc (General_options::parse_plugin_opt): New.
11315 (General_options::add_plugin): The argument now is just the filename.
11316 (General_options::add_plugin_option): New.
11317 * options.h (plugin_opt): New.
11318 (add_plugin): Change argument name.
11319 (add_plugin_option): New.
11320 * plugin.cc (Plugin::load): Don't parse the plugin option.
11321 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11322 (Plugin::add_option): New.
11323 (Plugin::args_): Change type.
11324 (Plugin::filename_): New.
11325 (Plugin_manager::add_plugin_option): New.
11326 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11327 * testsuite/Makefile.in: Regenerate.
11329 2008-12-05 Cary Coutant <ccoutant@google.com>
11331 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11332 Handle --strip-lto-sections option.
11333 * options.h (strip_lto_sections): New option.
11335 2008-12-01 Cary Coutant <ccoutant@google.com>
11337 * plugin.cc (ld_plugin_message): Change format parameter to const.
11338 Fix mismatch between new[] and delete.
11340 2008-11-14 Cary Coutant <ccoutant@google.com>
11342 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11345 2008-11-05 Craig Silverstein <csilvers@google.com>
11347 * options.cc (General_options::parse_dynamic_list): New function.
11348 * options.h (General_options): New flags dynamic_list,
11349 dynamic_list_data, dynamic_list_cpp_new, and
11350 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11351 (General_options::in_dynamic_list): New function.
11352 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11353 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11354 (Lex::can_continue_name): Likewise.
11356 (read_script_file): New parameter script_options.
11357 (read_dynamic_list): New function.
11358 (Script_options::define_dynamic_list): New function.
11359 (dynamic_list_keyword_parsecodes): New variable.
11360 (dynamic_list_keywords): New variable.
11361 * script.h (Script_options::define_dynamic_list): New function
11363 (read_dynamic_list): New function prototype.
11364 * symtab.cc (strprefix): New macro.
11365 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11366 dynamic_list_data, dynamic_list_cpp_new, and
11367 dynamic_list_cpp_typeinfo.
11368 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11369 (dynamic_list_expr): New rule.
11370 (dynamic_list_nodes): Likewise.
11371 (dynamic_list_node): Likewise.
11372 * testsuite/Makefile.am (dynamic_list): New test.
11373 * testsuite/Makefile.in: Regenerated.
11374 * testsuite/dynamic_list.t: New file.
11375 * testsuite/dynamic_list.sh: New file.
11377 2008-11-05 Craig Silverstein <csilvers@google.com>
11379 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11380 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11381 (t11_last): Likewise.
11382 * testsuite/ver_test_6.c (main): Likewise.
11384 2008-10-07 Cary Coutant <ccoutant@google.com>
11386 * options.c (General_options::finalize): Add check for -static and
11388 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11391 2008-10-02 Cary Coutant <ccoutant@google.com>
11393 * plugin.cc (make_sized_plugin_object): Fix conditional
11394 compilation to work when not all targets are enabled.
11396 2008-09-29 Cary Coutant <ccoutant@google.com>
11398 * archive.cc (Archive::get_file_and_offset): Use filename instead
11399 of name to get library path.
11400 (Archive::include_member): Unlock external member of a thin archive.
11402 * testsuite/Makefile.am (TEST_AR): New variable.
11403 (thin_archive_test_1): New test.
11404 (thin_archive_test_2): New test.
11405 * testsuite/Makefile.in: Regenerate.
11406 * testsuite/thin_archive_main.cc: New file.
11407 * testsuite/thin_archive_test_1.cc: New file.
11408 * testsuite/thin_archive_test_2.cc: New file.
11409 * testsuite/thin_archive_test_3.cc: New file.
11410 * testsuite/thin_archive_test_4.cc: New file.
11412 2008-09-29 Cary Coutant <ccoutant@google.com>
11414 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11415 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11417 (Sized_relobj::do_finalize_local_symbols): Likewise.
11418 (Sized_relobj::map_to_kept_section): Likewise.
11419 * object.h (Sized_relobj::invalid_address): New constant.
11420 (Sized_relobj::do_output_section_offset): Check for invalid_address
11422 * output.cc (Output_reloc::local_section_offset): Use constant
11423 invalid_address instead of -1U.
11424 (Output_reloc::get_address): Likewise.
11425 (Output_section::output_address): Change -1U to -1ULL.
11426 * output.h (Output_reloc::invalid_address): New constant.
11427 * reloc.cc (Sized_relobj::write_sections): Use constant
11428 invalid_address instead of -1U.
11429 (Sized_relobj::relocate_sections): Likewise.
11430 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11431 values for merge sections.
11432 * target-reloc.h (relocate_for_relocatable): Use constant
11433 invalid_address instead of -1U.
11435 2008-09-19 Cary Coutant <ccoutant@google.com>
11437 Add plugin functionality for link-time optimization (LTO).
11438 * configure.ac (plugins): Add --enable-plugins option.
11439 * configure: Regenerate.
11440 * config.in: Regenerate.
11441 * Makefile.am (LIBDL): New variable.
11442 (CCFILES): Add plugin.cc.
11443 (HFILES): Add plugin.h.
11444 (ldadd_var): Add LIBDL.
11445 * Makefile.in: Regenerate.
11447 * archive.cc: Include "plugin.h".
11448 (Archive::setup): Don't preread archive symbols when using a plugin.
11449 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11450 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11452 (Archive::include_member): Add symbols from plugin objects.
11453 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11454 * descriptors.cc (Descriptors::open): Check for file descriptors
11455 abandoned by plugins.
11456 (Descriptors::claim_for_plugin): New function.
11457 * descriptors.h (Descriptors::claim_for_plugin): New function.
11458 (Open_descriptor::is_claimed): New field.
11459 (claim_descriptor_for_plugin): New function.
11460 * fileread.cc (File_read::claim_for_plugin): New function.
11461 * fileread.h (File_read::claim_for_plugin): New function.
11462 (File_read::descriptor): New function.
11463 * gold.cc: Include "plugin.h".
11464 (queue_initial_tasks): Add task to call plugin hooks for generating
11466 * main.cc: Include "plugin.h".
11467 (main): Load plugin libraries.
11468 * object.h (Pluginobj): Declare.
11469 (Object::pluginobj): New function.
11470 (Object::do_pluginobj): New function.
11471 (Object::set_target): New function.
11472 * options.cc: Include "plugin.h".
11473 (General_options::parse_plugin): New function.
11474 (General_options::General_options): Initialize plugins_ field.
11475 (General_options::add_plugin): New function.
11476 * options.h (Plugin_manager): Declare.
11477 (General_options): Add --plugin option.
11478 (General_options::has_plugins): New function.
11479 (General_options::plugins): New function.
11480 (General_options::add_plugin): New function.
11481 (General_options::plugins_): New field.
11482 * plugin.cc: New file.
11483 * plugin.h: New file.
11484 * readsyms.cc: Include "plugin.h".
11485 (Read_symbols::do_read_symbols): Check for archive before checking
11486 for ELF file. Call plugin hooks to claim files.
11487 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11488 from a real object file; force override when processing replacement
11490 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11491 (Symbol::init_base_object): Likewise.
11492 (Symbol::init_base_output_data): Likewise.
11493 (Symbol::init_base_output_segment): Likewise.
11494 (Symbol::init_base_constant): Likewise.
11495 (Symbol::init_base_undefined): Likewise.
11496 (Symbol::output_section): Assert that object is not a plugin.
11497 (Symbol_table::add_from_pluginobj): New function.
11498 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11500 (Symbol_table::sized_write_globals): Likewise.
11501 (Symbol_table::add_from_pluginobj): Instantiate template.
11502 * symtab.h (Sized_pluginobj): Declare.
11503 (Symbol::in_real_elf): New function.
11504 (Symbol::set_in_real_elf): New function.
11505 (Symbol::in_real_elf_): New field.
11506 (Symbol_table::add_from_pluginobj): New function.
11508 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11509 (LIBDL): New variable.
11510 (LDADD): Add LIBDL.
11511 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11512 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11513 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11514 (MOSTLYCLEANFILES): Likewise.
11515 * testsuite/Makefile.in: Regenerate.
11516 * testsuite/plugin_test.c: New file.
11517 * testsuite/plugin_test_1.sh: New file.
11518 * testsuite/plugin_test_2.sh: New file.
11520 2008-09-16 Ian Lance Taylor <iant@google.com>
11522 * target-reloc.h (relocate_section): Check whether a symbol is
11523 defined by the ABI before reporting an undefined symbol error.
11524 * target.h (Target::is_defined_by_abi): Make parameter const.
11525 (Target::do_is_defined_by_abi): Likewise.
11526 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11527 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11528 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11529 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11530 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11531 * testsuite/Makefile.in: Rebuild.
11533 * fileread.cc (make_view): Add casts to avoid warning.
11535 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11537 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11538 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11540 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11542 * options.h (General_options::output_is_executable): New.
11543 (General_options::output_is_pie): New.
11544 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11545 for shared libraries.
11546 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11548 2008-09-11 Chris Demetriou <cgd@google.com>
11550 * options.h (origin): New -z option.
11551 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11552 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11555 2008-09-05 Cary Coutant <ccoutant@google.com>
11557 * fileread.cc (File_read::make_view): Add check for attempt to map
11558 beyond end of file.
11560 2008-09-05 Cary Coutant <ccoutant@google.com>
11562 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11563 explicit instantiations.
11565 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11568 * options.cc (General_options::finalize): Allow undefined symbols
11569 in shlibs if linking -shared.
11572 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11573 symbols as not needing a dynsym entry.
11575 2008-08-20 Craig Silverstein <csilvers@google.com>
11577 * fileread.cc (File_read::open): Do not lock the file unless it
11578 was successfully opened.
11580 2008-08-14 Cary Coutant <ccoutant@google.com>
11582 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11583 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11584 * testsuite/tls_test.cc (struct int128): 128-bit struct
11585 for testing TLS relocs with non-zero addend.
11586 (v12): New TLS variable.
11588 (t_last): Add check for v12.
11589 * testsuite/tls_test.h (t12): New function.
11590 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11592 2008-08-13 Ian Lance Taylor <iant@google.com>
11594 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11595 set tls_segment_ or relro_segment_.
11596 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11598 * output.h (Output_section::clear_is_relro): New function.
11599 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11600 sections specially even when output_data_ is empty.
11601 (Output_segment::maximum_alignment): When first section is relro,
11602 only force alignment for PT_LOAD segments.
11603 * script.cc (script_data_segment_align): New function.
11604 (script_data_segment_relro_end): New function.
11605 * script-c.h (script_data_segment_align): Declare.
11606 (script_data_segment_relro_end): Declare.
11607 * script-sections.h (class Script_sections): Declare
11608 data_segment_align and data_segment_relro_end. Add fields
11609 segment_align_index_ and saw_relro_end_.
11610 * script-sections.cc (class Sections_element): Add set_is_relro
11611 virtual function. Add new bool* parameter to place_orphan_here.
11612 Add get_output_section virtual function.
11613 (class Output_section_definition): Add set_is_relro. Add new
11614 bool* parameter to place_orphan_here. Add get_output_section.
11615 Add is_relro_ field.
11616 (Output_section_definition::Output_section_definition): Initialize
11617 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11618 and is_relro_ fields.
11619 (Output_section_definition::place_orphan_here): Add is_relro
11621 (Output_section_definition::set_section_addresses): Set relro for
11623 (Output_section_definition::alternate_constraint): Likewise.
11624 (class Orphan_output_section): Add new bool* parameter to
11625 place_orphan_here. Add get_output_section.
11626 (Orphan_output_section::place_orphan_here): Add is_relro
11628 (Script_sections::Script_sections): Initialize
11629 data_segment_align_index_ and saw_relro_end_.
11630 (Script_sections::data_segment_align): New function.
11631 (Script_sections::data_segment_relro_end): New function.
11632 (Script_sections::place_orphan): Set or clear is_relro.
11633 (Script_sections::set_section_addresses): Force alignment of first
11635 * yyscript.y (exp): Call script_data_segment_align and
11636 script_data_segment_relro_end.
11637 * testsuite/relro_script_test.t: New file.
11638 * testsuite/relro_test.cc (using_script): Declare.
11639 (t1, t2): Test using_script.
11640 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11641 (relro_script_test_SOURCES): Define.
11642 (relro_script_test_DEPENDENCIES): Define.
11643 (relro_script_test_LDFLAGS): Define.
11644 (relro_script_test_LDADD): Define.
11645 (relro_script_test.so): New target.
11646 * testsuite/Makefile.in: Rebuild.
11648 2008-08-06 Cary Coutant <ccoutant@google.com>
11650 * archive.cc (Archive::total_archives, Archive::total_members)
11651 (Archive::total_members_loaded): New variables.
11652 (Archive::setup): Add parameter. Add option to preread
11654 (Archive::read_armap): Add counter.
11655 (Archive::get_file_and_offset): New function.
11656 (Archive::get_elf_object_for_member): New function.
11657 (Archive::read_all_symbols): New function.
11658 (Archive::read_symbols): New function.
11659 (Archive::add_symbols): Add counters.
11660 (Archive::include_all_members): Use armap to find members if it's
11662 (Archive::include_member): Skip reading symbols if already read.
11663 Factored code into Archive::get_file_and_offset and
11664 Archive::get_elf_object_for_member. Changed call to
11665 Mapfile::report_include_archive_member.
11666 (Archive::print_stats): New function.
11667 * archive.h: Declare Object and Read_symbols_data classes.
11668 (Archive::Archive): Add initializers for new members.
11669 (Archive::setup): Add parameter.
11670 (Archive::print_stats): New function.
11671 (Archive::total_archives, Archive::total_members)
11672 (Archive::total_members_loaded): New variables.
11673 (Archive::get_file_and_offset): New function.
11674 (Archive::get_elf_object_for_member): New function.
11675 (Archive::read_all_symbols): New function.
11676 (Archive::read_symbols): New function.
11677 (Archive::Archive_member): New class.
11678 (Archive::members_): New member.
11679 (Archive::num_members_): New member.
11680 * main.cc: Include archive.h.
11681 (main): Call Archive::print_stats.
11682 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11683 archive parameter; member_name is now the fully-decorated name.
11684 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11685 * options.h: (General_options): Add --preread-archive-symbols option.
11686 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11689 2008-08-04 Ian Lance Taylor <iant@google.com>
11691 * symtab.h (Symbol::use_plt_offset): New function.
11692 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11693 * powerpc.cc (Relocate::relocate): Likewise.
11694 * sparc.cc (Relocate::relocate): Likewise.
11695 * x86_64.cc (Relocate::relocate): Likewise.
11696 * testsuite/weak_plt.sh: New test.
11697 * testsuite/weak_plt_main.cc: New test.
11698 * testsuite/weak_plt_shared.cc: New test.
11699 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11700 (check_PROGRAMS): Add weak_plt.
11701 (check_DATA): Add weak_plt_shared.so.
11702 (weak_plt_main_pic.o, weak_plt): New targets.
11703 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11704 * testsuite/Makefile.in: Rebuild.
11706 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11708 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11709 * testsuite/Makefile.in: Rebuild.
11711 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11713 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11714 * Makefile.in: Regenerate.
11715 * po/POTFILES.in: Regenerate.
11717 2008-07-29 Ian Lance Taylor <iant@google.com>
11719 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11720 symbols before other symbols.
11721 * testsuite/script_test_2.cc (test_addr): Declare.
11722 (test_addr_alias): Declare.
11723 (main): Check that test_addr and test_addr_alias have the right
11725 * testsuite/script_test_2.t: Define test_addr_alias and
11728 2008-07-24 Ian Lance Taylor <iant@google.com>
11731 * descriptors.cc: New file.
11732 * descriptors.h: New file.
11733 * gold-threads.h (class Hold_optional_lock): New class.
11734 * fileread.cc: Include "descriptors.h".
11735 (File_read::~File_read): Release descriptor rather than closing
11737 (File_read::open) [file]: Call open_descriptor rather than open.
11738 Set is_descriptor_opened_.
11739 (File_read::open) [memory]: Assert that descriptor is not open.
11740 (File_read::reopen_descriptor): New function.
11741 (File_read::release): Release descriptor.
11742 (File_read::do_read): Make non-const. Reopen descriptor.
11743 (File_read::read): Make non-const.
11744 (File_read::make_view): Reopen descriptor.
11745 (File_read::do_readv): Likewise.
11746 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11747 Update declarations.
11748 * layout.cc: Include "descriptors.h".
11749 (Layout::create_build_id): Use open_descriptor rather than open.
11750 * output.cc: Include "descriptors.h".
11751 (Output_file::open): Use open_descriptor rather than open.
11752 * archive.cc (Archive::const_iterator): Change Archive to be
11754 (Archive::begin, Archive::end): Make non-const.
11755 (Archive::count_members): Likewise.
11756 * archive.h (class Archive): Update declarations.
11757 * object.h (Object::read): Make non-const.
11758 * Makefile.am (CCFILES): Add descriptors.cc.
11759 (HFILES): Add descriptors.h.
11760 * Makefile.in: Rebuild.
11763 * gold.h: Always include <clocale>. Add Solaris workarounds
11764 following code in binutils/sysdep.h.
11767 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11768 this->eh_frame_hdr_ is NULL before using it.
11770 * dynobj.cc (Versions::Versions): Update comment.
11772 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11773 the base version name.
11775 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11776 array size plus one.
11777 (Stringpool_template::set_string_offsets): Subtract one from key
11778 before using it as an array index.
11779 (Stringpool_template::get_offset_with_length): Likewise.
11780 (Stringpool_template::write_to_buffer): Likewise.
11781 * stringpool.h (Stringpool_template::get_offset_from_key):
11784 2008-07-23 Ian Lance Taylor <iant@google.com>
11787 * object.h (Merged_symbol_value::value): Do our best to handle a
11791 * script.cc (Version_script_info::get_versions): Don't add empty
11792 version tag to return value.
11793 (Version_script_info::get_symbol_version_helper): Change return
11794 type to bool. Add pversion parameter. Change all callers.
11795 (script_register_vers_node): Don't require a non-NULL tag.
11796 * script.h (class Version_script_info): Update declarations.
11797 (Version_script_info::get_symbol_version): Change return type to
11798 bool. Add version parameter. Change all callers.
11799 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11800 handling. Handle an empty version from a version script.
11801 (Symbol_table::define_special_symbol): Likewise.
11802 * testsuite/ver_test_10.script: New file.
11803 * testsuite/ver_test_10.sh: New file.
11804 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11805 (check_DATA): Add ver_test_10.syms.
11806 (ver_test_10.syms, ver_test_10.so): New target.
11807 * testsuite/Makefile.in: Rebuild.
11809 2008-07-23 Simon Baldwin <simonb@google.com>
11811 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11812 to zero for undefined symbols from dynamic libraries.
11814 2008-07-23 Ian Lance Taylor <iant@google.com>
11816 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11817 Change all callers.
11818 * symtab.h (class Symbol_table): Update declaration.
11819 * testsuite/ver_test_9.cc: New file.
11820 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11821 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11822 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11823 (ver_test_9.so, ver_test_9.o): New targets.
11824 * testsuite/Makefile.in: Rebuild.
11826 2008-07-22 Ian Lance Taylor <iant@google.com>
11828 * options.h (class General_options): Define --check-sections.
11829 * layout.cc (Layout::set_segment_offsets): Handle
11832 * options.h (class General_options): Define -n/--nmagic and
11834 * options.cc (General_options::finalize): For -n/--nmagic or
11835 -N/--omagic, set -static.
11836 * layout.cc (Layout::attach_allocated_section_to_segment): If
11837 -N/--omagic, don't put read-only and read-write sections in
11838 different segments.
11839 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11840 finding a read-only segment.
11841 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11842 don't set the minimum segment alignment to the common page size,
11843 and don't set the file offset to the address modulo the page size.
11844 * script-sections.cc (Script_sections::create_segments): If
11845 -n/--omagic, don't put read-only and read-write sections in
11846 different segments.
11848 * cref.cc: New file.
11849 * cref.h: New file.
11850 * options.h (class General_options): Add --print-symbol-counts.
11851 * main.cc (main): Issue defined symbol report if requested.
11852 * archive.cc (Archive::interpret_header): Make into a const member
11854 (Archive::add_symbols): Call Input_objects::archive_start and
11856 (Archive::const_iterator): Define new class.
11857 (Archive::begin, Archive::end): New functions.
11858 (Archive::include_all_members): Rewrite to use iterator.
11859 (Archive::count_members): New function.
11860 * archive.h (class Archive): Update declarations.
11861 (Archive::filename): New function.
11862 * object.cc: Include "cref.h".
11863 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11864 (Sized_relobj::do_get_global_symbol_counts): New function.
11865 (Input_objects::add_object): Add object to cross-referencer.
11866 (Input_objects::archive_start): New function.
11867 (Input_objects::archive_stop): New function.
11868 (Input_objects::print_symbol_counts): New function.
11869 * object.h: Declare Cref and Archive.
11870 (Object::get_global_symbol_counts): New function.
11871 (Object::do_get_global_symbol_counts): New pure virtual function.
11872 (class Sized_relobj): Add defined_count_ field. Update
11874 (class Input_objects): Add cref_ field. Update constructor.
11875 Update declarations.
11876 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11878 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11880 (Sized_dynobj::do_get_global_symbol_counts): New function.
11881 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11882 defined_count_. Update declarations. Define Symbols typedef.
11883 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11884 parameter. Change all callers.
11885 (Symbol_table::add_from_dynobj): Add sympointers and defined
11886 parameters. Change all callers.
11887 * symtab.h (class Symbol_table): Update declarations.
11888 * Makefile.am (CCFILES): Add cref.cc.
11889 (HFILES): Add cref.h.
11890 * Makefile.in: Rebuild.
11892 2008-07-22 Simon Baldwin <simonb@google.com>
11894 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11895 to zero when writing undefined symbols.
11897 2008-07-22 Ian Lance Taylor <iant@google.com>
11899 * output.cc (Output_section::add_input_section): Don't try to
11900 merge empty merge sections.
11902 2008-07-21 Craig Silverstein <csilvers@google.com>
11904 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11905 Include symbol version in error message.
11907 2008-07-20 Chris Demetriou <cgd@google.com>
11909 * configure.ac (gold_cv_c_random_seed): New configured variable.
11910 (RANDOM_SEED_CFLAGS): New substituted variable.
11911 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11912 * configure: Rebuild.
11913 * Makefile.in: Likewise.
11914 * testsuite/Makefile.in: Likewise.
11916 2008-07-18 Ian Lance Taylor <iant@google.com>
11918 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11919 where we see NAME/NULL and NAME/VERSION as separate symbols.
11920 * testsuite/ver_test_main.cc (main): Call t4.
11921 (t4, t4_2a): Define.
11922 * testsuite/ver_test_2.cc (t4_2): Define.
11923 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11924 * testsuite/ver_test_4.cc (t4_2a): Define.
11925 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11926 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11928 2008-07-17 Ian Lance Taylor <iant@google.com>
11930 * dynobj.cc (Versions::add_def): If we give an error about a
11931 missing version, go ahead and create the version anyhow.
11933 2008-07-10 Ian Lance Taylor <iant@google.com>
11935 Handle output sections with more than 0x7fffffff bytes.
11936 * object.h (class Relobj): Change map_to_output_ to
11937 output_sections_, and just keep a section pointer. Change all
11938 uses. Move comdat group support to Sized_relobj.
11939 (Relobj::is_section_specially_mapped): Remove.
11940 (Relobj::output_section): Remove poff parameter. Change all
11942 (Relobj::output_section_offset): New function.
11943 (Relobj::set_section_offset): Rewrite.
11944 (Relobj::map_to_output): Remove.
11945 (Relobj::output_sections): New function.
11946 (Relobj::do_output_section_offset): New pure virtual function.
11947 (Relobj::do_set_section_offset): Likewise.
11948 (class Sized_relobj): Add section_offsets_ field. Add comdat
11949 group support from Relobj. Update declarations.
11950 (Sized_relobj::get_output_section_offset): New function.
11951 (Sized_relobj::do_output_section_offset): New function.
11952 (Sized_relobj::do_set_section_offset): New function.
11953 * object.cc (Relobj::output_section_address): Remove.
11954 (Sized_relobj::Sized_relobj): Initialize new fields.
11955 (Sized_relobj::include_section_group): Cast find_kept_object to
11957 (Sized_relobj::include_linkonce_section): Likewise.
11958 (Sized_relobj::do_layout): Use separate arrays for output section
11960 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11962 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11963 output_sections and section_offsets.
11964 (Sized_relobj::write_local_symbols): Likewise.
11965 (map_to_kept_section): Compute output address directly.
11966 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11967 output_sections and section_offsets.
11968 (Sized_relobj::write_sections): Likewise.
11969 (Sized_relobj::relocate_sections): Likewise.
11970 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11971 * output.h (class Output_reloc): Update declarations. Change
11972 u2_.relobj to Sized_relobj*.
11973 (class Output_data_reloc): Change add functions to use
11975 * output.cc (Output_reloc::Output_reloc): Change relobj to
11977 (Output_reloc::local_section_offset): Change return type to
11978 Elf_Addr. Use get_output_section_offset.
11979 (Output_reloc::get_address): Likewise.
11980 (Output_section::is_input_address_mapped): Don't call
11981 is_section_specially_mapped.
11982 (Output_section::output_offset): Likewise.
11983 (Output_section::output_address): Likewise.
11984 (Output_section::starting_output_address): Likewise.
11985 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11986 parameter to Sized_relobj*.
11987 (Copy_relocs::need_copy_reloc): Likewise.
11988 (Copy_relocs::save): Likewise.
11989 * copy-relocs.h (class Copy_relocs): Update declarations.
11990 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11991 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11992 * target-reloc.h (relocate_for_relocatable): Change
11993 offset_in_output_section type to Elf_Addr. Change code that uses
11995 * layout.cc (Layout::layout): Always set *off.
11996 * mapfile.cc (Mapfile::print_input_section): Use
11997 output_section_offset.
11998 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12000 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12001 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12002 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12004 2008-07-03 Ian Lance Taylor <iant@google.com>
12006 * layout.cc (Layout::include_section): Do not discard unrecognized
12007 SHT_STRTAB sections.
12009 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12011 * script.cc (Lex::can_continue_name): Make '?' allowable in
12012 version-script names.
12013 * testsuite/version_script.map: Change glob pattern to use '?'
12015 2008-06-30 Manish Singh <yosh@gimp.org>
12018 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12021 2008-06-30 Ian Lance Taylor <iant@google.com>
12025 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12026 versions]: Don't try to read the value in the contents, since we
12027 don't use it. Use the template endianness when writing.
12029 2008-06-25 Cary Coutant <ccoutant@google.com>
12031 * fileread.cc (File_read::make_view): Assert on zero-length view.
12032 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12033 symbol table when there are no symbols to read.
12035 2008-06-23 Craig Silverstein <csilvers@google.com>
12037 * version.cc (version_string): Bump to 1.7
12039 2008-06-18 Craig Silverstein <csilvers@google.com>
12041 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12042 constant 0xFFFF to type Valtype.
12043 (Powerpc_relocate_functions::rel16_ha): Likewise.
12045 2008-06-17 Ian Lance Taylor <iant@google.com>
12047 * output.h (Output_section::Input_section): Initialize p2align_ to
12048 zero for Output_section_data constructors.
12049 (Output_section::Input_section::addralign): If not an input
12050 section, return the alignment of the Output_section_data.
12051 * testsuite/copy_test.cc: New file.
12052 * testsuite/copy_test_1.cc: New file.
12053 * testsuite/copy_test_2.cc: New file.
12054 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12055 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12056 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12057 (copy_test_1_pic.o, copy_test_1.so): New targets.
12058 (copy_test_2_pic.o, copy_test_2.so): New targets.
12059 * testsuite/Makefile.in: Rebuild.
12061 * script-sections.cc (Script_sections::place_orphan): Initialize
12062 local variable exact.
12064 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12066 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12068 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12069 David S. Miller <davem@davemloft.net>
12071 * powerpc.cc: New file.
12072 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12073 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12074 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12075 * Makefile.in: Rebuild.
12077 2008-06-09 Ian Lance Taylor <iant@google.com>
12079 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12081 (throwing, orig_terminate): New static variables.
12082 (terminate_handler): New static function.
12083 (t2): Set terminate handler.
12085 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12088 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12091 2008-05-30 Cary Coutant <ccoutant@google.com>
12093 * archive.cc (Archive::include_all_members) Correct to step
12094 over symbol table and extended name table in thin archives.
12096 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12099 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12102 2008-05-28 Caleb Howe <cshowe@google.com>
12104 * reduced_debug_output.cc: New file.
12105 * reduced_debug_output.h: New file.
12106 * options.h (class General_options): Add --strip-debug-non-line.
12107 * options.cc (General_options::finalize): Add strip_debug_non_line
12108 to the strip heirarchy.
12109 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12111 * layout.cc: Include "reduced_debug_output.h".
12112 (Layout::Layout): Initialize new fields.
12113 (line_only_debug_sections): New static array.
12114 (is_lines_only_debug_sections): New static inline function.
12115 (Layout::include_section): Handle --strip-debug-non-line.
12116 (Layout::make_output_section): If --strip-debug-non-line, build
12117 new output sections for .debug_abbrev and .debug_info.
12118 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12119 gold. Warn about possible overflow.
12120 (read_signed_LEB_128): Likewise.
12121 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12122 (read_signed_LEB_128): Declare.
12123 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12124 (HFILES): Add reduced_debug_output.h.
12125 * Makefile.in: Rebuild.
12127 2008-05-21 Ian Lance Taylor <iant@google.com>
12129 * mapfile.cc: New file.
12130 * mapfile.h: New file.
12131 * options.h (class General_options): Add -M/--print-map and -Map.
12132 * options.cc (General_options::finalize): Make -M equivalent to
12134 * main.cc: Include <cstdio> and "mapfile.h".
12135 (main): Open mapfile if requested.
12136 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12137 constructor. Change caller.
12138 (queue_initial_tasks): Add mapfile parameter. Change caller.
12139 (queue_middle_tasks): Likewise.
12140 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12142 * archive.cc: Include "mapfile.h".
12143 (Archive::add_symbols): Add mapfile parameter. Change all
12144 callers. Pass mapfile, symbol, and reason to include_member.
12145 (Archive::include_all_members): Add mapfile parameter. Change all
12147 (Archive::include_member): Add mapfile, sym, and why parameters.
12148 Change all callers. Report inclusion to map file.
12149 * archive.h: Include "fileread.h".
12150 (class Archive): Update declarations.
12151 (Archive::file): New const method.
12152 (class Add_archive_symbols): Add mapfile_ field. Update
12153 constructor. Change all callers.
12154 * readsyms.h (class Read_symbols): Likewise.
12155 (class Finish_group): Likewise.
12156 (class Read_script): Likewise.
12157 * common.cc: Include "mapfile.h".
12158 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12160 (Symbol_table::do_allocate_commons): Likewise.
12161 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12162 symbol allocation to mapfile.
12163 * common.h (class Allocate_commons_task): Add mapfile_ field.
12164 Update constructor. Change all callers.
12165 * symtab.h (class Symbol_table): Update declarations.
12166 * layout.cc: Include "mapfile.h".
12167 (Layout_task_runner::run): Print information to mapfile.
12168 (Layout::create_gold_note): Change Output_data_fixed_space to
12169 Output_data_zero_fill.
12170 (Layout::create_build_id): Likewise.
12171 (Layout::print_to_mapfile): New function.
12172 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12173 constructor. Change caller.
12174 (class Layout): Declare print_to_mapfile.
12175 * output.cc (Output_section::Input_section::print_to_mapfile): New
12177 (Output_section::add_input_section): If producing a map, always
12178 add to input_sections_ list.
12179 (Output_section::do_print_to_mapfile): New function.
12180 (Output_segment::print_sections_to_mapfile): New function.
12181 (Output_segment::print_section_list_to_mapfile): New function.
12182 * output.h: Include "mapfile.h".
12183 (Output_data::print_to_mapfile): New function.
12184 (Output_data::do_print_to_mapfile): New virtual function.
12185 (Output_segment_headers::do_print_to_mapfile): New function.
12186 (Output_file_header::do_print_to_mapfile): New function.
12187 (Output_data_const::do_print_to_mapfile): New function.
12188 (class Output_data_const_buffer): Add map_name_ field. Update
12189 constructor. Change all callers. Add do_print_to_mapfile
12191 (class Output_data_fixed_space): Likewise.
12192 (class Output_data_space): Likewise.
12193 (class Output_data_zero_fill): New class.
12194 (Output_data_strtab::do_print_to_mapfile): New function.
12195 (Output_data_reloc_base::do_print_to_mapfile): New function.
12196 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12197 (Output_data_group::do_print_to_mapfile): New function.
12198 (Output_data_got::do_print_to_mapfile): New function.
12199 (Output_data_dynamic::do_print_to_mapfile): New function.
12200 (Output_symtab_xindex::do_print_to_mapfile): New function.
12201 (class Output_section): Declare do_print_to_mapflie. Declare
12202 print_to_mapfile in Input_section.
12203 (class Output_segment): Declare new functions.
12204 * object.h (Sized_relobj::symbol_count): New function.
12205 * script-sections.cc
12206 (Output_section_element_dot_assignment::set_section_addresses):
12207 Change Output_data_fixed_space to Output_data_zero_fill.
12208 (Output_data_expression::do_print_to_mapfile): New function.
12209 * script.cc (read_input_script): Add mapfile parameter. Change
12211 * script.h (read_input_script): Update declaration.
12212 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12213 (Eh_frame::do_print_to_mapfile): New function.
12214 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12215 (Output_merge_string::do_print_to_mapfile): New function.
12216 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12218 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12220 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12222 * Makefile.am (CCFILES): Add mapfile.cc.
12223 (HFILES): Add mapfile.h.
12224 * Makefile.in: Rebuild.
12226 2008-05-19 Ian Lance Taylor <iant@google.com>
12228 * options.h (class General_options): Add -z relro.
12229 * layout.cc (Layout::Layout): Initialize relro_segment_.
12230 (Layout::add_output_section_data): Return the output section.
12231 (Layout::make_output_section): Rcognize relro sections and mark
12232 them appropriately.
12233 (Layout::attach_allocated_section_to_segment): Put relro sections
12234 in a PT_GNU_RELRO segment.
12235 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12237 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12239 (Layout::linkonce_mapping): Map d.rel.ro.local to
12240 .data.rel.ro.local.
12241 (Layout::output_section_name): Us .data.rel.ro.local for any
12242 section which begins with that.
12243 * layout.h (class Layout): Update add_output_section_data
12244 declaration. Add relro_segment_ field.
12245 * output.cc (Output_section::Output_section): Initialize is_relro_
12246 and is_relro_local_ fields.
12247 (Output_segment::add_output_section): Group relro sections.
12248 (Output_segment::is_first_section_relro): New function.
12249 (Output_segment::maximum_alignment): If there is a relro section,
12250 align the segment to the common page size.
12251 (Output_segment::set_section_addresses): Track whether we are
12252 looking at relro sections. If the last section is a relro
12253 section, align to the common page size.
12254 (Output_segment::set_section_list_addresses): Add in_relro
12255 parameter. Change all callers. Align to the page size when
12256 moving from relro to non-relro section.
12257 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12259 * output.h (class Output_section): Add is_relro_ and
12260 is_relro_local_ fields.
12261 (Output_section::is_relro): New function.
12262 (Output_section::set_is_relro): New function.
12263 (Output_section::is_relro_local): New function.
12264 (Output_section::set_is_relro_local): New function.
12265 (class Output_segment): Update declarations.
12266 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12267 * sparc.cc (Target_sparc::got_section): Likewise.
12268 * x86_64.cc (Target_x86_64::got_section): Likewise.
12269 * testsuite/relro_test_main.cc: New file.
12270 * testsuite/relro_test.cc: New file.
12271 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12272 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12273 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12274 (relro_test.so, relro_test_pic.o): New targets.
12275 * testsuite/Makefile.in: Rebuild.
12277 2008-05-16 Ian Lance Taylor <iant@google.com>
12279 * output.cc (Output_segment::add_output_section): Remove front
12281 * output.h (class Output_segment): Remove
12282 add_initial_output_section and overloaded add_output_section.
12283 Update declaration of remaining add_output_section.
12284 * layout.cc (Layout::create_interp): Call add_output_section
12285 rather than add_initial_output_section.
12286 (Layout::finish_dynamic_section): Likewise.
12288 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12289 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12290 know the dynamic type.
12291 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12292 field. Initialize it in constructor.
12293 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12294 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12295 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12298 * output.cc (Output_reloc::get_address): Change return type to
12300 * output.h (class Output_reloc): Update get_address declaration.
12301 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12302 for section addresses.
12304 2008-05-09 Ian Lance Taylor <iant@google.com>
12307 * gold.cc (gold_nomem): Use return value of write.
12309 2008-05-08 Ian Lance Taylor <iant@google.com>
12311 * symtab.c (Symbol::init_base_output_data): Add version
12312 parameter. Change all callers.
12313 (Symbol::init_base_output_segment): Likewise.
12314 (Symbol::init_base_constant): Likewise.
12315 (Symbol::init_base_undefined): Likewise.
12316 (Sized_symbol::init_output_data): Likewise.
12317 (Sized_symbol::init_output_segment): Likewise.
12318 (Sized_symbol::init_constant): Likewise.
12319 (Sized_symbol::init_undefined): Likewise.
12320 (Symbol_table::do_define_in_output_data): If the new symbol has a
12321 version, mark it as the default.
12322 (Symbol_table::do_define_in_output_segment): Likewise.
12323 (Symbol_table::do_define_as_constant): Likewise.
12324 * symtab.h (class Symbol): Update declarations.
12325 (class Sized_symbol): Likewise.
12326 * resolve.cc (Symbol::override_version): New function.
12327 (Symbol::override_base): Call override_version.
12328 (Symbol::override_base_with_special): Likewise.
12329 * testsuite/ver_script_8.script: New file.
12330 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12331 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12332 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12333 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12335 2008-05-06 Ian Lance Taylor <iant@google.com>
12338 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12340 (class General_options): Remove existing --undefined, and add
12341 --no-undefined instead. Add new --undefined as synonym for -u.
12342 * archive.cc (Archive::add_symbols): Check whether symbol was
12344 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12345 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12346 all uses. Add IS_UNDEFINED. Update declarations to split
12347 different versions of init_base. Declare init_base_undefined.
12348 (Symbol::is_defined): Handle IS_UNDEFINED.
12349 (Symbol::is_undefined): Likewise.
12350 (Symbol::is_weak_undefined): Call is_undefined.
12351 (Symbol::is_absolute): Handle IS_CONSTANT.
12352 (class Sized_symbol): Update declarations to split different
12353 versions of init. Declare init_undefined.
12354 (class Symbol_table): Declare new functions.
12355 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12356 Change all callers.
12357 (Symbol::init_base_output_data): Likewise.
12358 (Symbol::init_base_output_segment): Likewise.
12359 (Symbol::init_base_constant): Likewise.
12360 (Symbol::init_base_undefined): New function.
12361 (Sized_symbol::init_object): Rename from init. Change all
12363 (Sized_symbol::init_output_data): Likewise.
12364 (Sized_symbol::init_output_segment): Likewise.
12365 (Sized_symbol::init_constant): Likewise.
12366 (Sized_symbol::init_undefined): New function.
12367 (Symbol_table::add_undefined_symbols_from_command_line): New
12369 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12371 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12372 (Symbol::output_section): Likewise.
12373 (Symbol::set_output_section): Likewise.
12374 (Symbol_table::sized_finalize_symbol): Likewise.
12375 (Symbol_table::sized_write_globals): Likewise.
12376 * resolve.cc (Symbol_table::should_override): Likewise.
12377 (Symbol::override_base_with_special): Likewise.
12379 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12380 symbol, change it to have default visibility.
12381 * testsuite/protected_1.cc: New file.
12382 * testsuite/protected_2.cc: New file.
12383 * testsuite/protected_3.cc: New file.
12384 * testsuite/protected_main_1.cc: New file.
12385 * testsuite/protected_main_2.cc: New file.
12386 * testsuite/protected_main_3.cc: New file.
12387 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12388 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12389 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12390 (protected_1.so): New target.
12391 (protected_1_pic.o, protected_2_pic.o): New targets.
12392 (protected_3_pic.o): New target.
12393 (check_PROGRAMS): Add protected_2.
12394 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12395 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12396 * testsuite/Makefile.in: Rebuild.
12398 * options.h (DEFINE_var): Add set_user_set_##varname__.
12399 (DEFINE_bool_alias): New macro.
12400 (class General_options): Define -Bstatic using DEFINE_bool_alias
12401 rather than DEFINE_special. Add --undefined as an alias for -z
12403 * options.cc (General_options::parse_Bstatic): Remove.
12405 * options.h (class General_options): Add --fatal-warnings.
12406 * main.cc (main): Implement --fatal-warnings.
12407 * errors.h (Errors::warning_count): New function.
12409 * options.h (class General_options): Add -Bsymbolic-functions.
12410 * symtab.h (Symbol::is_preemptible): Check for
12411 -Bsymbolic-functions.
12413 2008-05-05 Ian Lance Taylor <iant@google.com>
12415 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12416 as noVARNAME rather than no-VARNAME.
12417 (class General_options): Add option -z combreloc.
12418 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12420 (Output_reloc::sort_before) [SHT_REL]: New function.
12421 (Output_reloc::sort_before) [SHT_RELA]: New function.
12422 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12423 Sort_relocs_comparison.
12424 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12425 parameter. Change all callers.
12426 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12427 sort_relocs parameter. Change all callers.
12428 * output.cc (Output_reloc::get_address): New function, broken out
12430 (Output_reloc::write_rel): Call it.
12431 (Output_reloc::compare): New function.
12432 (Output_data_reloc_base::do_write): Optionally sort relocs.
12434 * configure.ac: If targ_extra_obj is set, link it in.
12435 * configure.tgt: Initialize all variables.
12436 (x86_64*): Set targ_extra_obj and targ_extra_size.
12437 * configure: Rebuild.
12439 * object.cc (Sized_relobj::include_section_group): Adjust section
12440 indexes read from group data. Build vector to pass to
12442 * layout.cc (Layout::layout_group): Add flags and shndxes
12443 parameters. Remove contents parameter. Change caller. Update
12444 explicit instantiations.
12445 * layout.h (class Layout): Update layout_group declaration.
12446 * output.cc (Output_data_group::Output_data_group): Add flags and
12447 input_shndxes parameters. Remove contents parameter. Change
12449 (Output_data_group::do_write): Change input_sections_ to
12451 * output.h (class Output_data_group): Update constructor
12452 declaration. Rename input_sections_ to input_shndxes_.
12453 * testsuite/many_sections_test.cc: Add template.
12455 2008-04-30 Cary Coutant <ccoutant@google.com>
12457 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12459 * layout.cc (Layout::include_section): Refactored check for debug
12461 (Layout::add_comdat): Add new parameters. Change type
12462 of signature parameter. Add object and shndx to signatures table.
12463 (Layout::find_kept_object): New function.
12464 * layout.h: Include <cstring>.
12465 (Layout::is_debug_info_section): New function.
12466 (Layout::add_comdat): Add new parameters.
12467 (Layout::find_kept_object): New function.
12468 (Layout::Kept_section): New struct.
12469 (Layout::Signatures): Change type of map range.
12470 * object.cc (Relobj::output_section_address): New function.
12471 (Sized_relobj::include_section_group): Add new parameters. Change
12472 calls to Layout::add_comdat. Change to build table of kept comdat
12473 groups and table mapping discarded sections to kept sections.
12474 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12475 (Sized_relobj::do_layout): Change calls to include_section_group and
12476 include_linkonce_section.
12477 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12478 value to zero when section is discarded.
12479 (Sized_relobj::map_to_kept_section): New function.
12480 * object.h (Relobj::output_section_address): New function.
12481 (Relobj::Comdat_group): New type.
12482 (Relobj::find_comdat_group): New function.
12483 (Relobj::Comdat_group_table): New type.
12484 (Relobj::Kept_comdat_section): New type.
12485 (Relobj::Kept_comdat_section_table): New type.
12486 (Relobj::add_comdat_group): New function.
12487 (Relobj::set_kept_comdat_section): New function.
12488 (Relobj::get_kept_comdat_section): New function.
12489 (Relobj::comdat_groups_): New field.
12490 (Relobj::kept_comdat_sections_): New field.
12491 (Symbol_value::input_value): Update comment.
12492 (Sized_relobj::map_to_kept_section) New function.
12493 (Sized_relobj::include_linkonce_section): Add new parameter.
12494 * target-reloc.h (Comdat_behavior): New type.
12495 (get_comdat_behavior): New function.
12496 (relocate_section): Add code to map a discarded section to the
12497 corresponding kept section when applying a relocation.
12499 2008-04-30 Craig Silverstein <csilvers@google.com>
12501 * dwarf_reader.cc (next_generation_count): New static var.
12502 (Addr2line_cache_entry): New struct.
12503 (addr2line_cache): New static var.
12504 (Dwarf_line_info::one_addr2line): Added caching.
12505 (Dwarf_line_info::clear_addr2line_cache): New function.
12506 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12507 cache-size parameter.
12508 (Dwarf_line_info::one_addr2line_cache): New function.
12509 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12510 new cache-size argument to one_addr2line(), and clear cache.
12512 2008-04-28 Cary Coutant <ccoutant@google.com>
12514 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12515 R_386_PC8 relocations.
12517 2008-04-23 Ian Lance Taylor <iant@google.com>
12519 * object.cc (Sized_relobj::include_section_group): Check for
12520 invalid section group.
12522 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12525 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12526 than read for file header.
12527 * archive.cc (Archive::include_member): Likewise.
12529 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12531 * aclocal.m4: Regenerate.
12532 * configure: Regenerate.
12534 2008-04-19 Ian Lance Taylor <iant@google.com>
12536 * version.cc (version_string): Bump to 1.6.
12538 * testsuite/Makefile.am (many_sections_r_test): New target.
12539 (many_sections_r_test_SOURCES): Remove.
12540 (many_sections_r_test_DEPENDENCIES): Remove.
12541 (many_sections_r_test_LDFLAGS): Remove.
12542 (many_sections_r_test_LDADD): Remove.
12544 * object.cc (Sized_relobj::do_add_symbols): Always pass
12545 local_symbol_count_ to add_from_relobj.
12547 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12548 every thousand variables.
12549 * testsuite/Makefile.in: Rebuild.
12551 * object.cc (Xindex::initialize_symtab_xindex): New function.
12552 (Xindex::read_symtab_xindex): New function.
12553 (Xindex::sym_xindex_to_shndx): New function.
12554 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12556 (Sized_relobj::do_initialize_xindex): New function.
12557 (Sized_relobj::do_read_symbols): Adjust section links.
12558 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12559 parameter. Change all callers.
12560 (Sized_relobj::include_section_group): Adjust section links and
12561 symbol section indexes.
12562 (Sized_relobj::do_layout): Adjust section links.
12563 (Sized_relobj::do_count_local_symbols): Adjust section links and
12564 symbol section indexes.
12565 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12566 ordinary and special symbols.
12567 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12568 dynsym_xindex parameters. Change all callers. Adjust section
12569 links. Use SHN_XINDEX when needed.
12570 (Sized_relobj::get_symbol_location_info): Adjust section links.
12571 Don't get fooled by special symbols.
12572 * object.h (class Xindex): Define.
12573 (class Object): Add xindex_ parameter. Declare virtual functoin
12574 do_initialize_xindex.
12575 (Object::adjust_sym_shndx): New function.
12576 (Object::set_xindex): New protected function.
12577 (class Symbol_value): Add is_ordinary_shndx_ field.
12578 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12579 (Symbol_value::value): Assert ordinary section.
12580 (Symbol_value::initialize_input_to_output_map): Likewise.
12581 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12582 Change all callers.
12583 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12585 (class Sized_relobj): Update declarations.
12586 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12587 parameter. Change all callers.
12588 (Sized_relobj::adjust_shndx): New function.
12589 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12591 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12592 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12593 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12594 (Sized_dynobj::read_dynsym_section): Adjust section links.
12595 (Sized_dynobj::read_dynamic): Likewise.
12596 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12598 (Sized_dynobj::do_initialize_xindex): New function.
12599 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12600 do_initialize_xindex.
12601 (Sized_dynobj::adjust_shndx): New function.
12602 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12603 dynsym_xindex_ fields.
12604 (Layout::finalize): Add a call to set_section_indexes before
12605 creating the symtab sections.
12606 (Layout::set_section_indexes): Don't do anything if the section
12607 already has a section index.
12608 (Layout::create_symtab_sections): Add shnum parameter. Change
12609 caller. Create .symtab_shndx section if needed.
12610 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12612 (Layout::allocated_output_section_count): New function.
12613 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12615 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12616 fields. Update declarations.
12617 (Layout::symtab_xindex): New function.
12618 (Layout::dynsym_xindex): New function.
12619 (class Write_symbols_task): Add layout_ field.
12620 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12622 * output.cc (Output_section_headers::Output_section_headers): Add
12623 shstrtab_section parameter. Change all callers.
12624 (Output_section_headers::do_sized_write): Store overflow values
12625 for section count and section string table section index in
12626 section header zero.
12627 (Output_file_header::do_sized_write): Check for overflow of
12628 section count and section string table section index.
12629 (Output_symtab_xindex::do_write): New function.
12630 (Output_symtab_xindex::endian_do_write): New function.
12631 * output.h (class Output_section_headers): Add shstrtab_section_.
12632 Update declarations.
12633 (class Output_symtab_xindex): Define.
12634 (Output_section::has_out_shndx): New function.
12635 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12637 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12638 Change all callers.
12639 (Sized_symbol::init): Likewise.
12640 (Symbol::output_section): Check for ordinary symbol.
12641 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12642 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12644 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12645 Change all callers. Simplify handling of symbols from sections
12646 not included in the link.
12647 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12649 (Weak_alias_sorter::operator()): Assert that symbols are
12651 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12653 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12654 parameters. Change all callers.
12655 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12656 symbol distinction. Use SHN_XINDEX when needed.
12657 (Symbol_table::write_section_symbol): Add symtab_xindex
12658 parameter. Change all callers.
12659 (Symbol_table::sized_write_section_symbol): Likewise. Use
12660 SHN_XINDEX when needed.
12661 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12663 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12664 (Symbol::is_defined): Check is_ordinary.
12665 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12666 (Symbol::is_absolute, Symbol::is_common): Likewise.
12667 (class Sized_symbol): Update declarations.
12668 (class Symbol_table): Update declarations.
12669 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12670 parameters. Change all callers.
12671 (Sized_symbol::override): Likewise.
12672 (Symbol_table::override): Likewise.
12673 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12674 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12675 is_ordinary, and orig_st_shndx parameters. Change all callers.
12676 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12677 to be in an ordinary section.
12678 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12679 object and is_ordinary parameters. Change all callers.
12680 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12681 Change all callers. Don't add undefined or non-ordinary symbols
12683 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12684 Change all callers.
12685 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12687 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12688 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12689 (Sized_relobj::relocate_sections): Likewise.
12690 * target-reloc.h (scan_relocs): Adjust section symbol index.
12691 (scan_relocatable_relocs): Likewise.
12692 * i386.cc (Scan::local): Check for ordinary symbols.
12693 * sparc.cc (Scan::local): Likewise.
12694 * x86_64.cc (Scan::local): Likewise.
12695 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12696 to symbol_section_and_value.
12697 * testsuite/many_sections_test.cc: New file.
12698 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12699 (check_PROGRAMS): Add many_sections_test.
12700 (many_sections_test_SOURCES): Define.
12701 (many_sections_test_DEPENDENCIES): Define.
12702 (many_sections_test_LDFLAGS): Define.
12703 (BUILT_SOURCES): Add many_sections_define.h.
12704 (many_sections_define.h): New target.
12705 (BUILT_SOURCES): Add many_sections_check.h.
12706 (many_sections_check.h): New target.
12707 (check_PROGRAMS): Add many_sections_r_test.
12708 (many_sections_r_test_SOURCES): Define.
12709 (many_sections_r_test_DEPENDENCIES): Define.
12710 (many_sections_r_test_LDFLAGS): Define.
12711 (many_sections_r_test_LDADD): Define.
12712 (many_sections_r_test.o): New target.
12713 * testsuite/Makefile.in: Rebuild.
12715 2008-04-17 Cary Coutant <ccoutant@google.com>
12717 * errors.cc (Errors::info): New function.
12718 (gold_info): New function.
12719 * errors.h (Errors::info): New function.
12720 * gold.h (gold_info): New function.
12721 * object.cc (Input_objects::add_object): Print trace output.
12722 * options.cc (options::parse_set): New function.
12723 (General_options::parse_wrap): Deleted.
12724 (General_options::General_options): Deleted initializer.
12725 * options.h (options::String_set): New typedef.
12726 (options::parse_set): New function.
12727 (DEFINE_set): New macro.
12728 (General_options::wrap): Changed to use DEFINE_set. Changed
12729 callers of any_wrap_symbols and is_wrap_symbol.
12730 (General_options::trace, General_options::trace_symbol):
12732 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12733 (General_options::wrap_symbols_): Deleted.
12734 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12736 2008-04-17 David S. Miller <davem@davemloft.net>
12738 * options.cc (General_options::parse_V): New function.
12739 * options.h: Add entries for -V and -Qy.
12741 2008-04-17 Ian Lance Taylor <iant@google.com>
12743 * common.cc (Symbol_table::allocate_commons): Remove options
12744 parameter. Change caller.
12745 (Symbol_table::do_allocate_commons): Remove options parameter.
12746 Change caller. Just call do_allocate_commons_list twice.
12747 (Symbol_table::do_allocate_commons_list): New function, broken out
12748 of do_allocate_commons.
12749 * common.h (class Allocate_commons_task): Remove options_ field.
12750 Update constructor.
12751 * symtab.cc (Symbol_table::Symbol_table): Initialize
12753 (Symbol_table::add_from_object): Put TLS common symbols on
12755 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12756 which are IN_OUTPUT_DATA.
12757 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12758 allocate_commons and do_allocate_commons declarations. Declare
12759 do_allocate_commons_list.
12760 * gold.cc (queue_middle_tasks): Update creation of
12761 Allocate_commons_task to not pass options.
12762 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12763 (TLS_TEST_C_FLAGS): New variable.
12764 (tls_test_c_pic.o): New target.
12765 (tls_test_shared.so): Link in tls_test_c_pic.o.
12766 (tls_test_c_pic_ie.o): New target.
12767 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12768 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12769 (tls_test_c.o): New target.
12770 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12771 (tls_pic_test_LDADD): Likewise.
12772 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12773 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12774 (tls_test_c_gnu2.o): New target.
12775 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12777 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12778 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12779 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12780 * testsuite/tls_test.cc: Include "config.h".
12781 (t_last): Call t11_last.
12782 * testsuite/tls_test.h (t11, t11_last): Declare.
12783 * testsuite/tls_test_c.c: New file.
12784 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12785 * configure.ac: Check for OpenMP support.
12786 * configure, config.in, Makefile.in: Rebuild.
12787 * testsuite/Makefile.in: Rebuild.
12789 2008-04-16 Cary Coutant <ccoutant@google.com>
12791 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12792 (Target_i386::tls_base_symbol_defined_): New field.
12793 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12794 (Target_i386::Scan::global): Likewise.
12795 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12796 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12797 (Target_x86_64::tls_base_symbol_defined_): New field.
12798 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12799 (Target_x86_64::Scan::global): Likewise.
12801 2008-04-16 Cary Coutant <ccoutant@google.com>
12803 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12804 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12805 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12806 building shared libraries.
12807 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12808 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12809 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12810 * testsuite/Makefile.in: Rebuild.
12811 * testsuite/weak_undef.h: New file.
12812 * testsuite/weak_undef_file1.cc: Add extra test cases.
12813 * testsuite/weak_undef_file2.cc: Likewise.
12814 * testsuite/weak_undef_test.cc: Likewise.
12816 2008-04-16 David S. Miller <davem@davemloft.net>
12818 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12819 Add issued_non_pic_error_ field. Declare check_non_pic.
12820 (Target_sparc::Scan::check_non_pic): New function.
12821 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12822 (Target_sparc::Scan::global): Likewise.
12824 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12825 * configure: Rebuild.
12827 * options.h (DEFINE_enable): New macro.
12828 (new_dtags): New enable option.
12829 (initfirst, interpose, loadfltr, nodefaultlib,
12830 nodelete, nodlopen, nodump): New -z options.
12831 * layout.cc (Layout:finish_dynamic_section): If new
12832 dtags enabled, emit DT_RUNPATH. Also, emit a
12833 DT_FLAGS_1 containing any specified -z flags.
12835 2008-04-16 Ian Lance Taylor <iant@google.com>
12837 * copy-relocs.cc: New file.
12838 * copy-relocs.h: New file.
12839 * reloc.cc: Remove Copy_relocs code.
12840 * reloc.h: Likewise.
12841 * reloc-types.h (struct Reloc_types) [both versions]: Add
12842 get_reloc_addend_noerror.
12843 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12844 variants of add_global which take an addend which must be zero.
12845 * i386.cc: Include "copy-relocs.h".
12846 (class Target_i386): Change type of copy_relocs_ to variable,
12847 update initializer.
12848 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12849 Change all callers.
12850 (Target_i386::do_finalize_sections): Change handling of
12852 * sparc.cc: Include "copy-relocs.h".
12853 (class Target_sparc): Change type of copy_relocs_ to variable,
12854 update initializer.
12855 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12856 Change all callers.
12857 (Target_sparc::do_finalize_sections): Change handling of
12859 * x86_64.cc: Include "copy-relocs.h".
12860 (class Target_x86_64): Change type of copy_relocs_ to variable,
12861 update initializer.
12862 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12863 class. Change all callers.
12864 (Target_x86_64::do_finalize_sections): Change handling of
12866 * Makefile.am (CCFILES): Add copy-relocs.cc.
12867 (HFILES): Add copy-relocs.h.
12869 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12871 * testsuite/script_test_4.sh: Permit leading zeroes.
12873 2008-04-15 Ian Lance Taylor <iant@google.com>
12875 * script-sections.cc (Script_sections::create_segments): Use
12876 header_size_adjustment even when there is enough room for the
12878 * testsuite/script_test_4.sh: New file.
12879 * testsuite/script_test_4.t: New file.
12880 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12881 (check_DATA): Add script_test_4.stdout.
12882 (MOSTLYCLEANFILES): Likewise.
12883 (script_test_4): New target.
12884 (script_test_4.stdout): New target.
12885 * testsuite/Makefile.in: Rebuild.
12887 * sparc.cc: Add definitions for Output_data_plt_sparc class
12890 2008-04-14 David S. Miller <davem@davemloft.net>
12892 * sparc.cc: New file.
12893 * Makefile.am (TARGETSOURCES): Add sparc.cc
12894 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12895 * configure.tgt: Document targ_extra_size and
12896 targ_extra_big_endian. Add entries for sparc-* and
12898 * configure.ac: Handle targ_extra_size and
12899 targ_extra_big_endian.
12900 * Makefile.in: Rebuild.
12901 * configure: Likewise.
12902 * po/POTFILES.in: Likewise.
12903 * po/gold.pot: Likewise.
12905 2008-04-14 Ian Lance Taylor <iant@google.com>
12907 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12908 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12909 in the name/type/flags to section mapping. Don't call
12910 allocate_output_section.
12911 (Layout::choose_output_section): Change parameter from adjust_name
12912 to is_input_section. Don't permit input sections after sections
12913 are attached to segments. Don't call allocate_output_section.
12914 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12915 not write_enable_output_section.
12916 (Layout::make_output_section): Don't push to
12917 unattached_section_list_ nor call attach_to_segment. Call
12918 attach_section_to_segment if sections are attached.
12919 (Layout::attach_sections_to_segments): New function.
12920 (Layout::attach_section_to_segment): New function.
12921 (Layout::attach_allocated_section_to_segment): Rename from
12922 attach_to_segment. Remove flags parameter.
12923 (Layout::allocate_output_section): Remove function.
12924 (Layout::write_enable_output_section): Remove function.
12925 * layout.h (class Layout): Update for above changes. Add new
12926 field sections_are_attached_.
12927 * output.h (Output_section::update_flags_for_input_section): New
12929 * output.cc (Output_section::add_input_section): Call
12930 update_flags_for_input_section.
12931 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12933 2008-04-11 Cary Coutant <ccoutant@google.com>
12935 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12936 thought unnecessary.
12937 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12939 2008-04-11 Ian Lance Taylor <iant@google.com>
12941 * output.h (class Output_section_data): Remove inline definition
12943 * output.cc (Output_section_data::set_addralign): New function.
12945 2008-04-11 Cary Coutant <ccoutant@google.com>
12947 Add support for TLS descriptors for i386 and x86_64.
12948 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12949 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12950 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12952 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12953 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12954 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12956 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12957 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12958 Fix problem with initial-exec relocations.
12959 (Target_i386::Relocate::relocate_tls): Likewise.
12960 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12962 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12963 support for section-plus-offset dynamic table entries.
12964 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12965 (Output_data_dynamic::Dynamic_entry): Add support for
12966 section-plus-offset dynamic table entries.
12967 (Output_data_dynamic::Classification): Likewise.
12968 (Output_data_dynamic::classification_): Renamed offset_.
12969 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12970 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12971 (Target_x86_64::make_plt_section): New function.
12972 (Target_x86_64::reserve_tlsdesc_entries): New function.
12973 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12974 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12975 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12976 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12977 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12978 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12979 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12980 add extra PLT entry for TLS descriptors.
12981 (Output_data_plt_x86_64::got_): New field.
12982 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12983 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12985 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12987 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12988 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12989 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12990 R_386_TLS_DESC_CALL relocations.
12991 (Target_x86_64::Scan::global): Likewise.
12992 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12993 for TLS descriptors.
12994 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12995 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12996 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12997 GD-to-IE relaxation.
12998 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12999 and TLS_DESCRIPTORS.
13000 * Makefile.in: Rebuild.
13001 * configure: Rebuild.
13002 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13003 (tls_test_shared2.so): New target.
13004 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13005 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13006 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13007 (tls_shared_gd_to_ie_test_LDADD): New variable.
13008 (tls_shared_gnu2_gd_to_ie_test): New target.
13009 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13011 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13012 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13013 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13014 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13015 (tls_shared_gnu2_test): New target.
13016 (tls_test_gnu2_shared.so): New target.
13017 (tls_shared_gnu2_test_SOURCES): New variable.
13018 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13019 (tls_shared_gnu2_test_LDFLAGS): New variable.
13020 (tls_shared_gnu2_test_LDADD): New variable.
13021 * testsuite/Makefile.in: Rebuild.
13022 * testsuite/Makefile.
13024 2008-04-11 Ian Lance Taylor <iant@google.com>
13026 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13028 * testsuite/Makefile.in: Rebuild.
13030 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13032 * testsuite/script_test_2.cc (main): Adjust test.
13034 2008-04-11 David S. Miller <davem@davemloft.net>
13035 Ian Lance Taylor <iant@google.com>
13037 * options.h (General_options): Add entries for '-Y' and
13039 * options.cc (General_options:finalize): If -Y was used, add those
13040 entries to the library path instead of the default "/lib" and
13043 2008-04-11 David S. Miller <davem@davemloft.net>
13045 * testsuite/justsyms.t: Start at 0x100.
13046 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13047 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13049 * testsuite/script_test_2.cc: Adjust string and section length
13052 2008-04-09 Ian Lance Taylor <iant@google.com>
13055 * script-sections.cc (Sections_element::allocate_to_segment): Add
13057 (Output_section_definition::allocate_to_segment): Likewise.
13058 (Orphan_output_section::allocate_to_segment): Likewise.
13059 (Script_sections::attach_sections_using_phdrs_clause): Don't
13060 propagate non-PT_LOAD segments to orphan sections.
13061 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13062 readelf rather than objdump.
13063 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13064 .interp section and PT_INTERP segment are the same size.
13065 * testsuite/Makefile.in: Rebuild.
13067 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13068 aliases for symbols defined in the same object.
13069 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13070 (weak_alias_test_SOURCES): New variable.
13071 (weak_alias_test_DEPENDENCIES): New variable.
13072 (weak_alias_test_LDFLAGS): New variable.
13073 (weak_alias_test_LDADD): New variable.
13074 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13075 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13076 (weak_alias_test_3.o): New target.
13077 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13078 * testsuite/weak_alias_test_main.cc: New file.
13079 * testsuite/weak_alias_test_1.cc: New file.
13080 * testsuite/weak_alias_test_2.cc: New file.
13081 * testsuite/weak_alias_test_3.cc: New file.
13083 2008-04-08 Ian Lance Taylor <iant@google.com>
13085 * options.h (class General_options): Add --noinhibit-exec option.
13086 * main.cc (main): Check --noinhibit-exec.
13088 * options.h (class General_options): Define --wrap as a special
13089 option. Add wrap_symbols_ field.
13090 (General_options::any_wrap_symbols): New function.
13091 (General_options::is_wrap_symbol): New function.
13092 * options.cc (General_options::parse_wrap): New function.
13093 (General_options::General_options): Initialize wrap_symbols_.
13094 * symtab.cc (Symbol_table::wrap_symbol): New function.
13095 (Symbol_table::add_from_object): Handle --wrap.
13096 * symtab.h (class Symbol_table): Declare wrap_symbol.
13097 * target.h (Target::wrap_char): New function.
13098 (Target::Target_info): Add wrap_char field.
13099 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13100 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13101 * testsuite/testfile.cc (Target_test::test_target_info):
13104 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13107 * layout.h (class Layout): Add added_eh_frame_data_ field.
13108 * layout.cc (Layout::Layout): Initialize new field.
13109 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13110 output section until we find a section we merged successfully.
13111 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13112 that the size be non-zero.
13114 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13117 2008-04-08 Craig Silverstein <csilvers@google.com>
13119 * configure.ac: Export new conditional variable HAVE_ZLIB.
13120 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13122 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13123 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13125 2008-04-07 Ian Lance Taylor <iant@google.com>
13127 * version.cc (version_string): Set to "1.5".
13129 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13130 Add issued_non_pic_error_ field. Declare check_non_pic.
13131 (Target_x86_64::Scan::check_non_pic): New function.
13132 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13133 (Target_x86_64::Scan::global): Likewise.
13135 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13136 addend parameter. Change caller. Handle merge sections.
13137 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13138 Address to Addend. Don't add in the result of
13139 local_section_offset, pass down the addend and use the returned
13141 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13142 Update declarations of local_section_offset and symbol_value.
13143 * testsuite/two_file_test_1.cc (t18): New function.
13144 * testsuite/two_file_test_2.cc (f18): New function.
13145 * testsuite/two_file_test_main.cc (main): Call t18.
13146 * testsuite/two_file_test.h (t18, f18): Declare.
13148 * configure.ac: Don't test for objdump, c++filt, or readelf.
13149 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13151 (TEST_READELF): New variable.
13152 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13153 (check_PROGRAMS): Add two_file_strip_test.
13154 (two_file_strip_test): New target.
13155 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13156 (two_file_same_shared_strip_test_SOURCES): New variable.
13157 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13158 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13159 (two_file_same_shared_strip_test_LDADD): New variable.
13160 (two_file_shared_strip.so): New target.
13161 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13162 (ver_test_5.syms, ver_test_7.syms): Likewise.
13163 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13164 (strip_test_3.stdout): Use TEST_OBJDUMP.
13165 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13167 2008-04-04 Cary Coutant <ccoutant@google.com>
13169 * symtab.h (Symbol::is_weak_undefined): New function.
13170 (Symbol::is_strong_undefined): New function.
13171 (Symbol::is_absolute): New function.
13172 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13173 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13175 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13176 (weak_undef_test): New target.
13177 * testsuite/Makefile.in: Rebuild.
13178 * testsuite/weak_undef_file1.cc: New file.
13179 * testsuite/weak_undef_file2.cc: New file.
13180 * testsuite/weak_undef_test.cc: New file.
13182 2008-04-03 Craig Silverstein <csilvers@google.com>
13184 * compressed_output.h (class Output_compressed_section): Use
13186 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13188 (zlib_compressed_suffix): Removed.
13189 (Output_compressed_section::set_final_data_size): Use unsigned
13191 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13192 Fix linker invocation.
13193 (flagstest_o_specialfile_and_compress_debug_sections):
13195 * testsuite/Makefile.in: Regenerated.
13197 2008-04-02 David S. Miller <davem@davemloft.net>
13199 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13200 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13202 2008-04-02 Craig Silverstein <csilvers@google.com>
13206 2008-04-02 Ian Lance Taylor <iant@google.com>
13208 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13209 parameters. Update for new key type to views_. Change all
13211 (File_read::read): Adjust for byteshift in returned view.
13212 (File_read::add_view): New function, broken out of
13213 find_and_make_view.
13214 (File_read::make_view): New function, broken out of
13215 find_and_make_view.
13216 (File_read::find_or_make_view): Add offset and aligned
13217 parameters. Rewrite accordingly. Change all callers.
13218 (File_read::get_view): Add offset and aligned parameters. Adjust
13219 for byteshift in return value.
13220 (File_read::get_lasting_view): Likewise.
13221 * fileread.h (class File_read): Update declarations.
13222 (class File_read::View): Add byteshift_ field. Add byteshift to
13223 constructor. Add byteshift method.
13224 * archive.h (Archive::clear_uncached_views): New function.
13225 (Archive::get_view): Add aligned parameter. Change all callers.
13226 * object.h (Object::get_view): Add aligned parameter. Change all
13228 (Object::get_lasting_view): Likewise.
13230 * fileread.cc (File_read::release): Don't call clear_views if
13231 there are multiple objects.
13232 * fileread.h (File_read::clear_uncached_views): New function.
13233 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13236 2008-03-31 Cary Coutant <ccoutant@google.com>
13238 Add thin archive support.
13239 * archive.cc (Archive::armagt): New const.
13240 (Archive::setup): Remove task parameter and calls to unlock.
13241 (Archive::unlock_nested_archives): New function.
13242 (Archive::read_header): Add nested_off parameter. Change
13244 (Archive::interpret_header): Likewise.
13245 (Archive::include_all_members): Change to handle thin
13247 (Archive::include_member): Likewise.
13248 * archive.h (Archive::Archive): Add new parameters and
13250 (Archive::armagt): New const.
13251 (Archive::setup): Remove task parameter.
13252 (Archive::unlock_nested_archives): New function.
13253 (Archive::read_header): Add nested_off parameter.
13254 (Archive::interpret_header): Likewise.
13255 (Archive::Nested_archive_table): New typedef.
13256 (Archive::is_thin_archive_): New field.
13257 (Archive::nested_archives_): New field.
13258 (Archive::options_): New field.
13259 (Archive::dirpath_): New field.
13260 (Archive::task_): New field.
13261 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13262 for thin archives. Pass additional parameters to
13263 Archive::Archive. Unlock the archive file after calling
13266 2008-03-29 Ian Lance Taylor <iant@google.com>
13268 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13269 version symbol to be local.
13270 * testsuite/ver_test_4.sh: New file.
13271 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13272 (check_DATA): Add ver_test_4.syms.
13273 (ver_test_4.syms): New target.
13274 * testsuite/Makefile.in: Rebuild.
13277 (Output_section::Input_section_sort_entry::has_priority): New
13279 (Output_section::Input_section_sort_entry::match_file_name): New
13281 (Output_section::Input_section_sort_entry::match_section_name):
13283 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13285 (Output_section::Input_section_sort_entry::match_section_file):
13287 (Output_section::Input_section_sort_compare::operator()): Rewrite
13288 using new Input_section_sort_entry functions. Sort crtbegin and
13289 crtend first. Sort sections with no priority before sections with
13291 * testsuite/initpri1.c (d3): Check j != 4.
13292 (cd5): New constructor/destructor function.
13293 (main): Check j != 2.
13295 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13296 new symbol when resolving, don't call set_is_default.
13297 * testsuite/ver_test_7.cc: New file.
13298 * testsuite/ver_test_7.sh: New file.
13299 * testsuite/Makefile.am (ver_test_7.so): New target.
13300 (ver_test_7.o): New target.
13301 (check_SCRIPTS): Add ver_test_7.sh.
13302 (check_DATA): Add ver_test_7.syms.
13303 (ver_test_7.syms): New target.
13305 2008-03-28 Ian Lance Taylor <iant@google.com>
13307 * layout.cc (Layout::layout): If we see an input section with a
13308 name that needs sorting, set the must_sort flag for the output
13310 (Layout::make_output_section): If the name of the output section
13311 indicates that it might require sorting, set the may_sort flag.
13312 * output.h (Output_section::may_sort_attached_input_sections): New
13314 (Output_section::set_may_sort_attached_input_sections): New
13316 (Output_section::must_sort_attached_input_sections): New
13318 (Output_section::set_must_sort_attached_input_sections): New
13320 (class Output_section): Declare Input_section_sort_entry. Define
13321 Input_section_sort_compare. Declare
13322 sort_attached_input_sections. Add new fields:
13323 may_sort_attached_input_sections_,
13324 must_sort_attached_input_sections_,
13325 attached_input_sections_are_sorted_.
13326 * output.cc (Output_section::Output_section): Initialize new
13328 (Output_section::add_input_section): Add an entry to
13329 input_sections_ if may_sort or must_sort are true.
13330 (Output_section::set_final_data_size): Call
13331 sort_attached_input_sections if necessary.
13332 (Output_section::Input_section_sort_entry): Define new class.
13333 (Output_section::Input_section_sort_compare::operator()): New
13335 (Output_section::sort_attached_input_sections): New function.
13336 * configure.ac: Check whether the compiler supports constructor
13337 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13338 * testsuite/initpri1.c: New file.
13339 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13340 CONSTRUCTOR_PRIORITY.
13341 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13342 (initpri1_LDFLAGS): New variable.
13343 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13345 2008-03-27 Ian Lance Taylor <iant@google.com>
13347 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13348 * testsuite/common_test_1.c: New file.
13349 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13350 (common_test_1_SOURCES): New variable.
13351 (common_test_1_DEPENDENCIES): New variable.
13352 (common_test_1_LDFLAGS): New variable.
13354 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13355 and commons_ correctly when NAME/VERSION does not override
13357 * testsuite/ver_test_6.c: New file.
13358 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13359 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13360 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13362 2008-03-26 Ian Lance Taylor <iant@google.com>
13364 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13365 of an undefined symbol from a version script.
13366 * testsuite/Makefile.am (ver_test_5.so): New target.
13367 (ver_test_5.o): New target.
13368 (check_SCRIPTS): Add ver_test_5.sh.
13369 (check_DATA): Add ver_test_5.syms.
13370 (ver_test_5.syms): New target.
13371 * testsuite/ver_test_5.cc: New file.
13372 * testsuite/ver_test_5.script: New file.
13373 * testsuite/ver_test_5.sh: New file.
13374 * Makefile.in, testsuite/Makefile.in: Rebuild.
13377 Fix problems building gold with gcc 4.3.0.
13378 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13379 (gold_error_at_location, gold_warning_at_location): Use it.
13380 * configure.ac: Check whether we can compile and use a template
13381 function with a printf attribute.
13382 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13383 when jumping over bytes.
13384 * object.cc: Instantiate Object::read_section_data.
13385 * debug.h: Include <cstring>
13386 * dwarf_reader.cc: Include <algorithm>
13387 * main.cc: Include <cstring>.
13388 * options.cc: Include <cstring>.
13389 * output.cc: Include <cstring>.
13390 * script.cc: Include <cstring>.
13391 * script.h: Include <string>.
13392 * symtab.cc: Include <cstring> and <algorithm>.
13393 * target-select.cc: Include <cstring>.
13394 * version.cc: Include <string>.
13395 * testsuite/testmain.cc: Include <cstdlib>.
13396 * configure, config.in: Rebuild.
13398 2008-03-25 Ian Lance Taylor <iant@google.com>
13400 * options.cc: Include "../bfd/bfdver.h".
13401 (options::help): Print bug reporting address.
13403 * version.cc (print_version): Adjust output for current value of
13404 BFD_VERSION_STRING.
13408 * options.cc (options::help): Print list of supported targets.
13409 * target-select.h: Include <vector>.
13410 (class Target_selector): Make machine_, size_, and is_big_endian_
13411 fields const. Add bfd_name_ and instantiated_target_ fields.
13412 (Target_selector::Target_selector): Add bfd_name parameter.
13413 (Target_selector::recognize): Make non-virtual, call
13415 (Target_selector::recognize_by_name): Make non-virtual, call
13416 do_recognize_by_name.
13417 (Target_selector::supported_names): New function.
13418 (Target_selector::bfd_name): New function.
13419 (Target_selector::do_instantiate_target): New pure virtual
13421 (Target_selector::do_recognize): New virtual function.
13422 (Target_selector::do_recognize_by_name): New virtual function.
13423 (Target_selector::instantiate_target): New private function.
13424 (supported_target_names): Declare.
13425 * target-select.cc (Target_selector::Target_selector): Update for
13426 new parameter and fields.
13427 (select_target_by_name): Check that the name matches before
13428 calling recognize_by_name.
13429 (supported_target_names): New function.
13430 * i386.cc (class Target_selector_i386): Update Target_selector
13431 constructor call. Remove recognize and recognize_by_name. Add
13432 do_instantiate_target.
13433 * x86_64.cc (class Target_selector_x86_64): Likewise.
13434 * testsuite/testfile.cc (class Target_selector_test): Update for
13435 changes to Target_selector.
13437 * README: Rewrite, with some notes on unsupported features.
13439 2008-03-24 Cary Coutant <ccoutant@google.com>
13441 * i386.cc (Target_i386::Got_type): New enum declaration.
13442 (Target_i386::Scan::local): Updated callers of Output_data_got
13444 (Target_i386::Scan::global): Likewise.
13445 (Target_i386::Relocate::relocate): Likewise.
13446 (Target_i386::Relocate::relocate_tls): Likewise.
13447 * object.h (Got_offset_list): New class.
13448 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13449 (Sized_relobj::local_got_offset): Likewise.
13450 (Sized_relobj::set_local_got_offset): Likewise.
13451 (Sized_relobj::local_has_tls_got_offset): Removed.
13452 (Sized_relobj::local_tls_got_offset): Removed.
13453 (Sized_relobj::set_local_tls_got_offset): Removed.
13454 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13455 * output.cc (Output_data_got::add_global): Added got_type parameter.
13456 (Output_data_got::add_global_with_rel): Likewise.
13457 (Output_data_got::add_global_with_rela): Likewise.
13458 (Output_data_got::add_global_pair_with_rel): New function.
13459 (Output_data_got::add_global_pair_with_rela): New function.
13460 (Output_data_got::add_local): Added got_type parameter.
13461 (Output_data_got::add_local_with_rel): Likewise.
13462 (Output_data_got::add_local_with_rela): Likewise.
13463 (Output_data_got::add_local_pair_with_rel): New function.
13464 (Output_data_got::add_local_pair_with_rela): New function.
13465 (Output_data_got::add_global_tls): Removed.
13466 (Output_data_got::add_global_tls_with_rel): Removed.
13467 (Output_data_got::add_global_tls_with_rela): Removed.
13468 (Output_data_got::add_local_tls): Removed.
13469 (Output_data_got::add_local_tls_with_rel): Removed.
13470 (Output_data_got::add_local_tls_with_rela): Removed.
13471 * output.h (Output_data_got::add_global): Added got_type parameter.
13472 (Output_data_got::add_global_with_rel): Likewise.
13473 (Output_data_got::add_global_with_rela): Likewise.
13474 (Output_data_got::add_global_pair_with_rel): New function.
13475 (Output_data_got::add_global_pair_with_rela): New function.
13476 (Output_data_got::add_local): Added got_type parameter.
13477 (Output_data_got::add_local_with_rel): Likewise.
13478 (Output_data_got::add_local_with_rela): Likewise.
13479 (Output_data_got::add_local_pair_with_rel): New function.
13480 (Output_data_got::add_local_pair_with_rela): New function.
13481 (Output_data_got::add_global_tls): Removed.
13482 (Output_data_got::add_global_tls_with_rel): Removed.
13483 (Output_data_got::add_global_tls_with_rela): Removed.
13484 (Output_data_got::add_local_tls): Removed.
13485 (Output_data_got::add_local_tls_with_rel): Removed.
13486 (Output_data_got::add_local_tls_with_rela): Removed.
13487 * resolve.cc (Symbol::override_base_with_special): Removed
13488 reference to has_got_offset_ field.
13489 * symtab.cc (Symbol::init_fields): Replaced initialization
13490 of got_offset_ with got_offsets_. Removed initialization
13492 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13493 (Symbol::got_offset): Likewise.
13494 (Symbol::set_got_offset): Likewise.
13495 (Symbol::has_tls_got_offset): Removed.
13496 (Symbol::tls_got_offset): Removed.
13497 (Symbol::set_tls_got_offset): Removed.
13498 (Symbol::got_offset_): Removed.
13499 (Symbol::tls_mod_got_offset_): Removed.
13500 (Symbol::tls_pair_got_offset_): Removed.
13501 (Symbol::got_offsets_): New field.
13502 (Symbol::has_got_offset): Removed.
13503 (Symbol::has_tls_mod_got_offset): Removed.
13504 (Symbol::has_tls_pair_got_offset): Removed.
13505 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13506 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13508 (Target_x86_64::Scan::global): Likewise.
13509 (Target_x86_64::Relocate::relocate): Likewise.
13510 (Target_x86_64::Relocate::relocate_tls): Likewise.
13512 2008-03-25 Ben Elliston <bje@au.ibm.com>
13514 * yyscript.y: Fix spelling error in comment.
13516 2008-03-24 Ian Lance Taylor <iant@google.com>
13518 * options.h (class General_options): Define build_id option.
13519 * layout.h (class Layout): Declare write_build_id, create_note,
13520 create_build_id. Add build_id_note_ member.
13521 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13522 "libiberty.h", "md5.h", "sha1.h".
13523 (Layout::Layout): Initialize eh_frame_data_,
13524 eh_frame_hdr_section_, and build_id_note_.
13525 (Layout::finalize): Call create_build_id.
13526 (Layout::create_note): New function, broken out of
13527 Layout::create_gold_note.
13528 (Layout::create_gold_note): Call create_note.
13529 (Layout::create_build_id): New function.
13530 (Layout::write_build_id): New function.
13531 (Close_task_runner::run): Call write_build_id.
13533 * x86_64.cc: Correct license to GPLv3.
13535 2008-03-23 Ian Lance Taylor <iant@google.com>
13537 * options.cc: Include "demangle.h".
13538 (parse_optional_string): New function.
13539 (parse_long_option): Handle takes_optional_argument.
13540 (parse_short_option): Update dash_z initializer. Handle
13541 takes_optional_argument.
13542 (General_options::General_options): Initialize do_demangle_.
13543 (General_options::finalize): Set do_demangle_. Handle demangling
13545 * options.h (parse_optional_string): Declare.
13546 (struct One_option): Add optional_arg field. Update constructor.
13547 Update call constructor calls. Add takes_optional_argument
13549 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13550 (DEFINE_optional_string): Define.
13551 (General_options::demangle): Change from DEFINE_bool to
13552 DEFINE_optional_string.
13553 (General_options::no_demangle): New function.
13554 (General_options::do_demangle): New function.
13555 (General_options::set_do_demangle): New function.
13556 (General_options::execstack_status_): Move definition to end of
13558 (General_options::static_): Likewise.
13559 (General_options::do_demangle_): New field.
13560 * object.cc (big_endian>::get_symbol_location_info): Call
13561 Options::do_demangle, not Options::demangle.
13562 * symtab.cc (demangle): Likewise.
13564 2008-03-22 Ian Lance Taylor <iant@google.com>
13566 * gold.h: Include <cstddef> and <sys/types.h>
13567 * options.h: Include <cstring>.
13569 2008-03-21 Ian Lance Taylor <iant@google.com>
13571 * Added source code to GNU binutils.