1 2012-05-02 Roland McGrath <mcgrathr@google.com>
5 * Makefile.am (CCFILES, HFILES): Add them.
6 * Makefile.in: Regenerate.
7 * i386.cc (Output_data_plt_i386_nacl): New class.
8 (Output_data_plt_i386_nacl_exec): New class.
9 (Output_data_plt_i386_nacl_dyn): New class.
10 (Target_i386_nacl): New class.
11 (Target_selector_i386_nacl): New class.
12 (target_selector_i386): Use it instead of Target_selector_i386.
13 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
14 (Target_x86_64_nacl): New class.
15 (Target_selector_x86_64_nacl): New class.
16 (target_selector_x86_64, target_selector_x32): Use it instead of
17 Target_selector_x86_64.
18 * arm.cc (Output_data_plt_arm_nacl): New class.
19 (Target_arm_nacl): New class.
20 (Target_selector_arm_nacl): New class.
21 (target_selector_arm, target_selector_armbe): Use it instead of
24 * target-select.cc (select_target): Take new Input_file* and off_t
25 arguments, pass them on to recognize method of selector.
26 * object.cc (make_elf_sized_object): Update caller.
27 * parameters.cc (parameters_force_valid_target): Likewise.
28 * incremental.cc (make_sized_incremental_binary): Likewise.
29 * target-select.h: Update decl.
30 (Target_selector::recognize): Take new Input_file* argument,
31 pass it on to do_recognize.
32 (Target_selector::do_recognize): Take new Input_file* argument.
33 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
34 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
35 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
36 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
38 * target.h (Target::Target_info): New members isolate_execinstr
40 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
41 * arm.cc (Target_arm::arm_info): Update initializer.
42 * i386.cc (Target_i386::i386_info): Likewise.
43 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
44 * sparc.cc (Target_sparc::sparc_info): Likewise.
45 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
46 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
47 * layout.cc (Layout::attach_allocated_section_to_segment):
48 Take new const Target* argument. If target->isolate_execinstr(), act
50 (Layout::find_first_load_seg): Take new const Target* argument;
51 if target->isolate_execinstr(), reject PF_X segments.
52 (Layout::relaxation_loop_body): Update caller.
53 (Layout::set_segment_offsets): If target->isolate_execinstr(),
54 reset file offset to zero when we hit LOAD_SEG, and then do a second
55 loop over the segments before LOAD_SEG to reassign offsets after
56 addresses have been determined. Handle target->rosegment_gap().
57 (Layout::attach_section_to_segment): Take new const Target* argument;
58 pass it to attach_allocated_section_to_segment.
59 (Layout::make_output_section): Update caller.
60 (Layout::attach_sections_to_segments): Take new const Target* argument;
61 pass it to attach_section_to_segment.
62 * gold.cc (queue_middle_tasks): Update caller.
63 * layout.h (Layout): Update method decls with new arguments.
65 * arm.cc (Target_arm::Target_arm): Take optional argument for the
66 Target_info pointer to use.
67 (Target_arm::do_make_data_plt): New virtual method.
68 (Target_arm::make_data_plt): New method that calls it.
69 (Target_arm::make_plt_entry): Use it.
70 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
71 for the section alignment.
72 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
74 (Output_data_plt_arm::first_plt_entry_offset): Call it.
75 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
77 (Output_data_plt_arm::get_plt_entry_size): Call it.
78 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
79 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
80 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
82 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
83 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
84 method instead of sizeof(plt_entry).
85 (Output_data_plt_arm::add_entry): Likewise.
86 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
87 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
89 (Target_arm::plt_entry_size): Likewise.
90 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
92 (Output_data_plt_arm_standard): ... here, new class.
93 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
94 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
95 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
97 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
98 Take additional argument for the PLT entry size.
99 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
100 Use get_plt_entry_size method rather than plt_entry_size variable.
101 (Output_data_plt_x86_64::reserve_slot): Likewise.
102 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
103 (Output_data_plt_x86_64::add_entry): Likewise.
104 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
105 (Output_data_plt_x86_64::address_for_global): Likewise.
106 (Output_data_plt_x86_64::address_for_local): Likewise.
107 (Output_data_plt_x86_64::set_final_data_size): Likewise.
108 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
109 Make method non-static.
110 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
112 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
113 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
114 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
115 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
117 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
118 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
120 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
121 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
123 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
124 (Output_data_plt_x86_64::plt_entry_size)
125 (Output_data_plt_x86_64::first_plt_entry)
126 (Output_data_plt_x86_64::plt_entry)
127 (Output_data_plt_x86_64::tlsdesc_plt_entry)
128 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
129 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
130 (Output_data_plt_x86_64_standard): ... here, new class.
131 (Target_x86_64::Target_x86_64): Take optional argument for the
132 Target_info pointer to use.
133 (Target_x86_64::do_make_data_plt): New virtual method.
134 (Target_x86_64::make_data_plt): New method to call it.
135 (Target_x86_64::init_got_plt_for_update): Use that.
136 Call this->plt_->add_eh_frame method here.
137 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
138 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
139 rather than static method.
140 (Target_x86_64::plt_entry_size): Likewise.
141 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
142 rather than plt_entry_size variable. Move guts of PLT filling to...
143 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
144 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
145 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
147 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
148 additional argument for the section alignment.
149 Don't do add_eh_frame_for_plt here.
150 (Output_data_plt_i386::first_plt_entry_offset): Make the method
151 non-static. Use get_plt_entry_size method rather than plt_entry_size
153 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
155 (Output_data_plt_i386::get_plt_entry_size): Call it.
156 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
157 (Output_data_plt_i386::add_eh_frame): New method to call it.
158 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
160 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
161 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
163 (Output_data_plt_i386::fill_plt_entry): New method to call it.
164 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
165 method instead of plt_entry_size.
166 (Output_data_plt_i386::plt_entry_size)
167 (Output_data_plt_i386::plt_eh_frame_fde_size)
168 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
169 (Output_data_plt_i386_standard): ... here, new class.
170 (Output_data_plt_i386_exec): New class.
171 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
172 (Output_data_plt_i386_exec::first_plt_entry): ... here.
173 (Output_data_plt_i386::exec_plt_entry): Move to ...
174 (Output_data_plt_i386_exec::plt_entry): ... here.
175 (Output_data_plt_i386_dyn): New class.
176 (Output_data_plt_i386::first_plt_entry): Move to ...
177 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
178 (Output_data_plt_i386::dyn_plt_entry): Move to ...
179 (Output_data_plt_i386_dyn::plt_entry): ... here.
180 (Target_i386::Target_i386): Take optional argument for the Target_info
182 (Target_i386::do_make_data_plt): New virtual method.
183 (Target_i386::make_data_plt): New method to call it.
184 (Target_i386::make_plt_section): Use that.
185 Call this->plt_->add_eh_frame method here.
186 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
187 rather than plt_entry_size variable.
188 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
189 (Output_data_plt_i386::address_for_local): Likewise.
190 (Output_data_plt_i386::do_write): Likewise.
191 Move guts of PLT filling to...
192 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
193 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
194 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
195 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
197 2012-05-01 Cary Coutant <ccoutant@google.com>
199 * dwarf_reader.cc (Dwarf_die::read_attributes)
200 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
201 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
202 * reduced_debug_output.cc
203 (Output_reduced_debug_info_section::get_die_end): Remove
204 DW_FORM_GNU_ref_index. Add default case.
206 2012-04-26 Mark Wielaard <mjw@redhat.com>
208 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
209 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
210 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
211 DW_AT_high_pc as offset from DW_AT_low_pc.
213 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
214 * testsuite/Makefile.in: Regenerate.
215 * testsuite/gdb_index_test_3.c: New test source file.
216 * testsuite/gdb_index_test_3.sh: New test source file.
218 2012-04-25 Ian Lance Taylor <iant@google.com>
220 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
222 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
223 as a class, not a struct.
224 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
225 (Target_arm::apply_cortex_a8_workaround): Likewise.
226 * gc.h: Declare Reloc_types as a struct, not a class.
227 * object.h: Declare Symbols_data as a struct.
228 * reloc.h: Declare Read_relocs_data as a struct.
229 * target.h: Declare Relocate_info as a struct.
231 2012-04-24 David S. Miller <davem@davemloft.net>
233 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
234 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
237 2012-04-24 Cary Coutant <ccoutant@google.com>
239 * incremental-dump.cc (find_input_containing_global): Replace
240 magic number with symbolic constant.
241 (dump_incremental_inputs): Update version number.
242 * incremental.cc (Output_section_incremental_inputs): Update version
243 number; import symbolic constants from Incremental_inputs_reader.
244 (Incremental_inputs::create_data_sections): Align relocations
245 section correctly for 64-bit targets.
246 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
247 constants; add padding.
248 (Output_section_incremental_inputs::write_header): Add assert for
250 (Output_section_incremental_inputs::write_input_files): Add assert
251 for input_entry_size.
252 (Output_section_incremental_inputs::write_info_blocks): Add padding;
253 add assert for object_info_size, input_section_entry_size,
254 global_sym_entry_size.
255 * incremental.h (Incremental_inputs_reader): Add symbolic constants
256 for data structure sizes; use them.
257 (Incremental_input_entry_reader): Import symbolic constants from
258 Incremental_inputs_reader; use them.
260 2012-04-23 David S. Miller <davem@davemloft.net>
262 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
264 (Target_sparc::Target_sparc): Initialize new fields.
265 (Target_sparc::do_make_elf_object): New function.
266 (Target_sparc::do_adjust_elf_header): New function.
268 2012-04-23 Cary Coutant <ccoutant@google.com>
270 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
271 CU range table of gdb index.
273 2012-04-20 David S. Miller <davem@davemloft.net>
275 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
278 2012-04-16 David S. Miller <davem@davemloft.net>
280 * sparc.cc (Target_sparc::got_address): New function.
281 (Sparc_relocate_functions::gdop_hix22): New function.
282 (Sparc_relocate_functions::gdop_lox10): New function.
283 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
285 (Target_sparc::Scan::local): Likewise if the global symbol is not
286 preemptible and is not IFUNC.
287 (Target_sparc::Relocate::relocate): Perform GOTDATA code
288 transformations for local and non-preemptible non-IFUNC global
291 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
292 writing out 64-bit part of ranges.
294 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
295 -fpic and -fpie respectively.
296 * Makefile.in: Regenerate.
298 * sparc.cc (class Target_sparc): Add rela_ifunc_.
299 (Target_sparc::Target_sparc): Initialize new field.
300 (Target_sparc::do_plt_section_for_global): New function.
301 (Target_sparc::do_plt_section_for_local): New function.
302 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
303 (Target_sparc::make_plt_section): New function, broken out of
304 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
305 (Target_sparc::make_plt_entry): Call make_plt_section.
306 (Target_sparc::make_local_ifunc_plt_entry): New function.
307 (Target_sparc::rela_ifunc_section): New function.
308 (Target_sparc::plt_section): Remove const.
309 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
310 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
311 and ifunc_count_ fields.
312 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
313 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
314 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
315 (Output_data_plt_sparc::rela_ifunc): New function.
316 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
317 (Output_data_plt_sparc::has_ifunc_section): New function.
318 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
319 (Output_data_plt_sparc::address_for_global): New function.
320 (Output_data_plt_sparc::address_for_local): New function.
321 (Output_data_plt_sparc::plt_index_to_offset): New function.
322 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
324 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
326 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
327 R_SPARC_JMP_IREL to switch.
328 (Target_sparc::Scan::check_non_pic): Likewise.
329 (Target_sparc::Scan::local): Handle IFUNC symbols.
330 (Target_sparc::Scan::local): Likewise.
331 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
332 and plt_address_for_local.
333 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
334 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
336 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
337 (class Output_data_reloc): Adjust calls to Output_reloc_type.
338 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
339 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
341 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
342 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
344 * sparc.cc (Target_sparc::Scan::global): Likewise.
345 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
347 2012-04-16 Cary Coutant <ccoutant@google.com>
349 * archive.cc (Library_base::should_include_member): Check for
350 --export-dynamic-symbol.
351 * options.h (class General_options): Add --export-dynamic-symbol.
352 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
353 --export-dynamic-symbol.
354 (Symbol_table::gc_mark_undef_symbols): Likewise.
355 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
357 2012-04-12 David S. Miller <davem@davemloft.net>
359 * sparc.cc (Reloc::wdisp10): New relocation method.
360 (Reloc::h34): Likewise.
361 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
362 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
364 (Target_sparc::Scan::local): Likewise.
365 (Target_sparc::Scan::global): Likewise.
366 (Target_sparc::Relocate::relocate): Likewise.
368 2012-04-09 Cary Coutant <ccoutant@google.com>
370 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
373 2012-04-06 Ian Lance Taylor <iant@google.com>
375 * timer.cc: #include <unistd.h>.
377 2012-04-06 Roland McGrath <mcgrathr@google.com>
379 * configure.in (AC_CHECK_HEADERS): Add locale.h.
380 * config.in: Regenerate.
381 * configure: Regenerate.
383 2012-04-05 Nick Clifton <nickc@redhat.com>
385 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
386 (AM_LC_MESSAGES): Add.
387 * aclocal.m4: Regenerate.
388 * config.in: Regenerate.
389 * configure: Regenerate.
391 2012-03-21 Cary Coutant <ccoutant@google.com>
393 * Makefile.am: Add gdb-index.cc, gdb-index.h.
394 * Makefile.in: Regenerate.
395 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
396 (Sized_elf_reloc_mapper::symbol_section): New function.
397 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
398 (make_elf_reloc_mapper): New function.
399 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
400 (Dwarf_abbrev_table::do_read_abbrevs): New function.
401 (Dwarf_abbrev_table::do_get_abbrev): New function.
402 (Dwarf_ranges_table::read_ranges_table): New function.
403 (Dwarf_ranges_table::read_range_list): New function.
404 (Dwarf_pubnames_table::read_section): New function.
405 (Dwarf_pubnames_table::read_header): New function.
406 (Dwarf_pubnames_table::next_name): New function.
407 (Dwarf_die::Dwarf_die): New function.
408 (Dwarf_die::read_attributes): New function.
409 (Dwarf_die::skip_attributes): New function.
410 (Dwarf_die::set_name): New function.
411 (Dwarf_die::set_linkage_name): New function.
412 (Dwarf_die::attribute): New function.
413 (Dwarf_die::string_attribute): New function.
414 (Dwarf_die::int_attribute): New function.
415 (Dwarf_die::uint_attribute): New function.
416 (Dwarf_die::ref_attribute): New function.
417 (Dwarf_die::child_offset): New function.
418 (Dwarf_die::sibling_offset): New function.
419 (Dwarf_info_reader::check_buffer): New function.
420 (Dwarf_info_reader::parse): New function.
421 (Dwarf_info_reader::do_parse): New function.
422 (Dwarf_info_reader::do_read_string_table): New function.
423 (Dwarf_info_reader::lookup_reloc): New function.
424 (Dwarf_info_reader::get_string): New function.
425 (Dwarf_info_reader::visit_compilation_unit): New function.
426 (Dwarf_info_reader::visit_type_unit): New function.
427 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
428 Sized_elf_reloc_mapper.
429 (Sized_dwarf_line_info::symbol_section): Remove function.
430 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
431 (Sized_dwarf_line_info::read_line_mappings): Remove object
432 parameter, adjust callers.
433 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
434 * dwarf_reader.h: Include <sys/types.h>.
435 (class Track_relocs): Remove forward declaration.
436 (class Elf_reloc_mapper): New class.
437 (class Sized_elf_reloc_mapper): New class.
438 (class Dwarf_abbrev_table): New class.
439 (class Dwarf_range_list): New class.
440 (class Dwarf_ranges_table): New class.
441 (class Dwarf_pubnames_table): New class.
442 (class Dwarf_die): New class.
443 (class Dwarf_info_reader): New class.
444 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
445 (Sized_dwarf_line_info::symbol_section): Remove member function.
446 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
448 * gdb-index.cc: New source file.
449 * gdb-index.h: New source file.
450 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
451 and .debug_types sections, call Layout::add_to_gdb_index.
452 (Sized_relobj_incr::do_section_name): Implement.
453 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
454 return type; Implement.
455 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
457 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
458 parameter list and return type.
459 (Sized_incr_dynobj::do_section_contents): Likewise.
460 * layout.cc: Include gdb-index.h.
461 (Layout::Layout): Initialize gdb_index_data_.
462 (Layout::init_fixed_output_section): Check for .gdb_index section.
463 (Layout::add_to_gdb_index): New function. Instantiate.
464 * layout.h: Add forward declaration for class Gdb_index.
465 (Layout::add_to_gdb_index): New member function.
466 (Layout::gdb_index_data_): New data member.
467 * main.cc: Include gdb-index.h.
468 (main): Print statistics for gdb index.
469 * object.cc (Object::section_contents): Move code into
471 (need_decompressed_section): Check for sections needed when building
473 (build_compressed_section_map): Likewise.
474 (Sized_relobj_file::do_read_symbols): Need local symbols when building
476 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
477 sections; call Layout::add_to_gdb_index.
478 (Sized_relobj_file::do_decompressed_section_contents): Call
479 do_section_contents directly.
480 * object.h (Object::do_section_contents): Adjust parameter list and
482 (Object::do_decompressed_section_contents): Call do_section_contents
484 (Sized_relobj_file::do_section_contents): Adjust parameter list and
486 * options.h (class General_options): Add --gdb-index option.
487 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
488 list and return type.
489 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
490 * reloc.h (Track_relocs::checkpoint): New function.
491 (Track_relocs::reset): New function.
493 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
495 * testsuite/Makefile.in: Regenerate.
496 * testsuite/gdb_index_test.cc: New test source file.
497 * testsuite/gdb_index_test_1.sh: New test source file.
498 * testsuite/gdb_index_test_2.sh: New test source file.
500 2012-03-19 Doug Kwan <dougkwan@google.com>
502 * arm.cc (Target_arm::do_define_standard_symbols): New method.
503 (Target_arm::do_finalize_sections): Remove code which defines
504 __exidx_start and __exidx_end. Make symbol table parameter
505 anonymous as it is not used.
506 * gold.cc (queue_middle_tasks): Call target hook to define any
507 target-specific symbols.
508 * target.h (Target::define_standard_symbols): New method.
509 (Target::do_define_standard_symbols): Same.
510 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
511 * testsuite/Makefile.in: Regenerate.
512 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
514 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
515 relocations are generated for __exidx_start and __exidx_end.
517 2012-03-16 Doug Kwan <dougkwan@google.com>
519 * testsuite/Makefile.am: Disable test initpri3b.
520 * testsuite/Makefile.in: Regenerate.
522 2012-03-15 Doug Kwan <dougkwan@google.com>
524 * arm.cc (Target_arm::got_section): Make .got section read-only
527 2012-03-15 Ian Lance Taylor <iant@google.com>
530 * layout.cc (Layout::make_output_section): Correctly mark
531 SHT_INIT_ARRAY, et. al., as relro.
533 2012-03-14 Doug Kwan <dougkwan@google.com>
535 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
536 dynamic relocations for protected symbols in shared objects.
538 2012-03-13 Ian Lance Taylor <iant@google.com>
540 * resolve.cc (Symbol_table::resolve): When merging common symbols,
541 keep the larger alignment.
543 2012-03-12 Cary Coutant <ccoutant@google.com>
545 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
546 handling of DW_LNE_define_file.
548 2012-03-12 Cary Coutant <ccoutant@google.com>
550 * reduced_debug_output.cc
551 (Output_reduced_debug_info_section::get_die_end): Add new FORM
554 2012-02-29 Cary Coutant <ccoutant@google.com>
556 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
558 2012-02-29 Cary Coutant <ccoutant@google.com>
560 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
561 Call Object::decompressed_section_contents.
562 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
564 (Sized_dwarf_line_info::buffer_start_): New data member.
565 * merge.cc (Output_merge_data::do_add_input_section): Call
566 Object::decompressed_section_contents.
567 (Output_merge_string::do_add_input_section): Likewise.
568 * object.cc (need_decompressed_section): New function.
569 (build_compressed_section_map): Decompress sections needed later.
570 (Sized_relobj_file::do_decompressed_section_contents): New function.
571 (Sized_relobj_file::do_discard_decompressed_sections): New function.
572 * object.h (Object::decompressed_section_contents): New function.
573 (Object::discard_decompressed_sections): New function.
574 (Object::do_decompressed_section_contents): New function.
575 (Object::do_discard_decompressed_sections): New function.
576 (Compressed_section_info): New type.
577 (Compressed_section_map): Include decompressed section contents.
578 (Sized_relobj_file::do_decompressed_section_contents): New function.
579 (Sized_relobj_file::do_discard_decompressed_sections): New function.
581 2012-02-16 Cary Coutant <ccoutant@google.com>
583 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
584 * testsuite/Makefile.in: Regenerate.
586 2012-02-14 Cary Coutant <ccoutant@google.com>
588 * options.cc (General_options::finalize): Disallow -pie and -static.
590 2012-02-03 Doug Kwan <dougkwan@google.com>
592 * arm.cc (Arm_relocate_functions::abs8,
593 Arm_relocate_functions::abs16): Use
594 Bits::has_signed_unsigned_overflow32.
595 (Arm_relocate_functions::thm_abs8): Correct range of
597 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
600 2012-02-02 Doug Kwan <dougkwan@google.com>
602 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
603 position independent outputs, not just shared objects.
605 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
607 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
608 * configure: Regenerated.
610 2012-01-27 Ian Lance Taylor <iant@google.com>
612 * reloc.h (Bits): New class with static functions, copied from
613 namespace utils in arm.cc.
614 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
617 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
619 * incremental.cc (write_info_blocks): Correct relocation offset.
621 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
623 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
624 (Relocate::tls_gd_to_le): Likewise.
626 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
628 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
630 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
632 * configure.ac: Check if -mcmodel=medium works.
633 * configure: Regenerated.
635 2012-01-24 Cary Coutant <ccoutant@google.com>
637 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
639 (read_unsigned_LEB_128_x): ... this new function.
640 (read_signed_LEB_128): Replaced with inline definition and ...
641 (read_signed_LEB_128_x): ... this new function.
642 * int_encoding.h (read_unsigned_LEB_128_x): New function.
643 (read_unsigned_LEB_128): Add inline definition.
644 (read_signed_LEB_128_x): New function.
645 (read_signed_LEB_128): Add inline definition.
646 * testsuite/Makefile.am (leb128_unittest): New unit test.
647 * testsuite/Makefile.in: Regenerate.
648 * testsuite/leb128_unittest.cc: New unit test.
650 2012-01-23 Ian Lance Taylor <iant@google.com>
653 * i386.cc (Target_i386::do_code_fill): When using a jmp
654 instruction, pad with nop instructions.
655 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
657 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
659 * x86_64.cc (gc_process_relocs): Add typename on types used in
661 (scan_relocs): Likewise.
662 (relocate_section): Likewise.
663 (apply_relocation): Likewise.
665 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
667 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
668 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
671 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
673 * x86_64.cc: Initial support for x32.
675 2012-01-03 Cary Coutant <ccoutant@google.com>
677 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
678 Use abstract base class for GOT.
679 * gold/output.h (class Output_data_got_base): New abstract base class.
680 (class Output_data_got): Derive from new base class, adjust ctors.
681 (Output_data_got::reserve_slot): Make virtual; rename to
682 do_reserve_slot; Adjust callers.
683 * gold/target.h (Sized_target::init_got_plt_for_update): Return
684 pointer to abstract base class.
685 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
687 2011-12-18 Ian Lance Taylor <iant@google.com>
689 * object.h (Relobj::local_symbol_value): New function.
690 (Relobj::local_plt_offset): New function.
691 (Relobj::local_has_got_offset): New function.
692 (Relobj::local_got_offset): New function.
693 (Relobj::set_local_got_offset): New function.
694 (Relobj::do_local_symbol_value): New pure virtual function.
695 (Relobj::do_local_plt_offset): Likewise.
696 (Relobj::do_local_has_got_offset): Likewise.
697 (Relobj::do_local_got_offset): Likewise.
698 (Relobj::do_set_local_got_offset): Likewise.
699 (Sized_relobj::do_local_has_got_offset): Rename from
700 local_has_got_offset.
701 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
702 (Sized_relobj::do_set_local_got_offset): Rename from
703 set_local_got_offset.
704 (Sized_relobj_file::do_local_plt_offset): Rename from
706 (Sized_relobj_file::do_local_symbol_value): New function.
707 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
709 * output.cc (Output_data_got::Got_entry::write): Change object to
710 Relobj. Use local_symbol_value.
711 (Output_data_got::add_global_with_rel): Change rel_dyn to
712 Output_data_reloc_generic*. Use add_global_generic.
713 (Output_data_got::add_global_with_rela): Remove. Change all
714 callers to use add_global_with_rel.
715 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
716 Output_data_reloc_generic*. Use add_global_generic.
717 (Output_data_got::add_global_pair_with_rela): Remove. Change all
718 callers to use add_global_pair_with_rel.
719 (Output_data_got::add_local): Change object to Relobj*.
720 (Output_data_got::add_local_plt): Likewise.
721 (Output_data_got::add_local_with_rel): Change object to Relobj*,
722 change rel_dyn to Output_data_reloc_generic*. Use
724 (Output_data_got::add_local_with_rela): Remove. Change all
725 callers to use all_local_with_rel.
726 (Output_data_got::add_local_pair_with_rel): Change object to
727 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
728 add_output_section_generic.
729 (Output_data_got::add_local_pair_with_rela): Remove. Change all
730 callers to use add_local_pair_with_rel.
731 (Output_data_got::reserve_local): Change object to Relobj*.
732 * output.h: (class Output_data_reloc_generic): Add pure virtual
733 declarations for add_global_generic, add_local_generic,
734 add_output_section_generic.
735 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
736 functions for Output_data_reloc_generic. Update declarations for
737 changes listed in output.cc.
738 (class Output_data_got): Change template parameter to got_size.
739 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
740 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
742 (Sized_relobj_incr::do_local_plt_offset): New function.
743 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
746 2011-12-17 Cary Coutant <ccoutant@google.com>
748 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
749 * resolve.cc (Symbol_table::resolve): Likewise.
750 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
752 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
754 2011-12-16 Ian Lance Taylor <iant@google.com>
756 * output.h (Output_data_reloc_generic::add): Only call
757 add_dynamic_reloc if this is a dynamic reloc section.
759 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
762 * target-reloc.h (apply_relocation): Replace <64, false> with
765 2011-11-25 Nick Clifton <nickc@redhat.com>
767 * po/it.po: New Italian translation.
769 2011-11-17 Sterling Augustine <saugustine@google.com>
771 * script.cc (script_include_directive): Implement.
772 (read_script_file): New local variables name and search_path. Update
773 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
774 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
775 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
777 2011-11-11 Sterling Augustine <saugustine@google.com>
779 * yyscript.y (section_cmd): Add support for INCLUDE directive.
780 (file_or_sections_cmd): Likewise.
782 2011-11-11 Doug Kwan <dougkwan@google.com>
784 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
785 if --just-symbols is given.
787 2011-11-10 Doug Kwan <dougkwan@google.com>
790 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
791 when processing data relocs.
792 * reloc.h (Relocate_functions::rel_unaligned): New method.
793 (Relocate_functions::pcrel_unaligned): Ditto.
794 (Relocate_functions::rel32_unaligned): Ditto.
795 (Relocate_functions::pcrel32_unaligned): Ditto.
797 2011-11-09 Doug Kwan <dougkwan@google.com>
800 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
801 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
802 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
803 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
804 (Relocate_functions::rel_unaligned): New.
805 (Relocate_functions::rel32_unaligned): New.
806 * target-reloc.h (relocate_for_relocatable): Add code to handle
807 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
808 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
809 arm_unaligned_reloc_r): New targets.
810 * testsuite/Makefile.in: Regenerate.
811 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
814 2011-11-02 Ian Lance Taylor <iant@google.com>
816 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
818 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
819 * options.cc (General_options::finalize): Use library search path
820 from configure script if specified. If not native and no sysroot,
821 only search TOOLLIBDIR.
822 * options.h (Search_directory::Search_directory): Change name to
824 (General_options::add_to_library_path_with_sysroot): Change arg to
826 * configure, Makefile.in, config.in: Rebuild.
828 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
830 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
831 we are working around the ARM1176 Erratum.
832 * options.h (General_options::fix_arm1176): Add option.
833 * testsuite/Makefile.am: Add testcases, and keep current ones
835 * testsuite/Makefile.in: Regenerate.
836 * testsuite/arm_fix_1176.s: New file.
837 * testsuite/arm_fix_1176.sh: Likewise.
839 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
841 * arm.cc (Target_arm::Target_arm): Remove initialisation of
843 (Target_arm::may_use_blx): Remove method.
844 (Target_arm::set_may_use_blx): Likewise.
845 (Target_arm::may_use_v4t_interworking): New method.
846 (Target_arm::may_use_v5t_interworking): Likewise.
847 (Target_arm::may_use_blx_): Remove member variable.
848 (Arm_relocate_functions::arm_branch_common): Check for v5T
850 (Arm_relocate_functions::thumb_branch_common): Likewise.
851 (Reloc_stub::stub_type_for_reloc): Likewise.
852 (Target_arm::do_finalize_sections): Correct interworking checks.
853 * testsuite/Makefile.am: Add new tests.
854 * testsuite/Makefile.in: Regenerate.
855 * testsuite/arm_farcall_arm_arm.s: New test.
856 * testsuite/arm_farcall_arm_arm.sh: Likewise.
857 * testsuite/arm_farcall_arm_thumb.s: Likewise.
858 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
859 * testsuite/arm_farcall_thumb_arm.s: Likewise.
860 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
861 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
862 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
864 2011-10-31 Cary Coutant <ccoutant@google.com>
867 * expression.cc (Expression::eval_with_dot): Add
868 is_section_dot_assignment parameter.
869 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
870 absolute and assigning to dot within a section.
872 (Output_section_element_assignment::set_section_addresses): Pass
873 dot_section to set_if_absolute.
874 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
875 as is_section_dot_assignment flag to eval_with_dot.
876 (Output_section_element_dot_assignment::set_section_addresses):
878 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
879 parameter. Also set value if relative to dot_section; set the
880 symbol's output_section.
881 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
882 parameter. Adjust all callers.
883 (Expression::eval_maybe_dot): Likewise.
884 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
886 * testsuite/script_test_2.t: Test assignment of an absolute value
887 to dot within an output section element.
889 2011-10-31 Cary Coutant <ccoutant@google.com>
891 * options.h (class General_options): Add --[no-]gnu-unique options.
892 * symtab.cc (Symbol_table::sized_write_globals): Convert
893 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
895 2011-10-31 Cary Coutant <ccoutant@google.com>
898 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
899 unnecessary assertion.
900 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
902 2011-10-31 Sriraman Tallam <tmsriram@google.com>
904 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
906 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
908 Change to just keep the section associated with symbol.
909 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
910 they are externally visible and --export-dynamic is turned on.
911 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
913 2011-10-19 Ian Lance Taylor <iant@google.com>
917 (Output_section_element_dot_assignment::needs_output_section): New
920 2011-10-19 Ian Lance Taylor <iant@google.com>
923 * layout.cc (Layout::segment_precedes): Don't assert failure if a
924 --section-start option was seen.
925 * options.h (General_options::any_section_start): New function.
927 2011-10-18 David S. Miller <davem@davemloft.net>
930 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
931 member to track relocation locations that have moved during TLS
933 (Target_sparc::Relocate::Relocate): Initialize to NULL.
934 (Target_sparc::Relocate::relocate): Adjust view down by 4
935 bytes if it matches reloc_adjust_addr_.
936 (Target_sparc::Relocate::relocate_tls): Always move the
937 __tls_get_addr call delay slot instruction forward 4 bytes when
938 performing relaxation.
940 2011-10-18 Cary Coutant <ccoutant@google.com>
942 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
943 (Output_file::map_no_anonymous): Check for non-zero
944 return code from posix_fallocate.
946 2011-10-17 Cary Coutant <ccoutant@google.com>
949 * plugin.cc (is_visible_from_outside): Check for symbols
950 referenced from dynamic objects.
951 * resolve.cc (Symbol_table::resolve): Don't count references
952 from dynamic objects as references from real ELF files.
953 * testsuite/plugin_test_2.sh: Adjust expected result.
955 2011-10-17 Cary Coutant <ccoutant@google.com>
957 * gold.cc: Include timer.h.
958 (queue_middle_tasks): Stamp time.
959 (queue_final_tasks): Likewise.
960 * main.cc (main): Store timer in parameters. Print timers
962 * parameters.cc (Parameters::Parameters): Initialize timer_.
963 (Parameters::set_timer): New function.
964 (set_parameters_timer): New function.
965 * parameters.h (Parameters::set_timer): New function.
966 (Parameters::timer): New function.
967 (Parameters::timer_): New data member.
968 (set_parameters_timer): New function.
969 * timer.cc (Timer::stamp): New function.
970 (Timer::get_pass_time): New function.
971 * timer.h (Timer::stamp): New function.
972 (Timer::get_pass_time): New function.
973 (Timer::pass_times_): New data member.
975 2011-10-17 Cary Coutant <ccoutant@google.com>
977 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
978 task for members of lib groups.
980 2011-10-17 Cary Coutant <ccoutant@google.com>
983 * fileread.cc (File_read::find_view): Add assert.
984 (File_read::make_view): Move bounds check (replace with assert)...
985 (File_read::find_or_make_view): ... to here.
987 2011-10-12 Cary Coutant <ccoutant@google.com>
989 * output.cc (Output_file::open_base_file): Handle case where
990 ::read returns less than requested size.
992 2011-10-10 Cary Coutant <ccoutant@google.com>
994 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
995 Initialize defined_count_.
996 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
997 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
998 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
999 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1000 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1001 * incremental.h (Sized_relobj_incr::defined_count_): New data
1003 (Sized_incr_dynobj::defined_count_): New data member.
1004 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1005 Return zeroes instead of internal error.
1007 2011-10-10 Cary Coutant <ccoutant@google.com>
1010 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1011 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1012 * output.h (class Output_reloc): Add use_plt_offset flag.
1013 (Output_reloc::type_): Adjust size of bit field.
1014 (Output_reloc::use_plt_offset_): New bit field.
1015 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1016 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1017 flag. Adjust all callers.
1018 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1019 creating RELATIVE relocations.
1021 2011-10-10 Nick Clifton <nickc@redhat.com>
1023 * po/es.po: Updated Spanish translation.
1024 * po/fi.po: Updated Finnish translation.
1026 2011-10-03 Diego Novillo <dnovillo@google.com>
1028 * options.cc (parse_uint): Fix dereference of RETVAL.
1030 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1032 * layout.h (section_order_map_): New member.
1033 (get_section_order_map): New member function.
1034 * output.cc (Output_section::add_input_section): Check for patterns
1035 only when --section-ordering-file is specified.
1036 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1037 output_sections have been formed.
1038 * layout.cc (Layout_Layout): Initialize section_order_map_.
1039 * plugin.cc (update_section_order): Store order in order_map. Do not
1041 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1042 * testsuite/Makefile.in: Regenerate.
1043 * testsuite/plugin_section_order.c: New file.
1044 * testsuite/plugin_final_layout.cc: New file.
1045 * testsuite/plugin_final_layout.sh: New file.
1047 2011-09-29 Cary Coutant <ccoutant@google.com>
1049 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1051 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1052 symbols during incremental update.
1053 (Symbol_table::add_from_dynobj): Likewise.
1055 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1056 Ian Lance Taylor <iant@google.com>
1058 * symtab.cc (Symbol_table::define_special_symbol): Always
1059 canonicalize version string.
1061 2011-09-26 Cary Coutant <ccoutant@google.com>
1063 * gold.cc (queue_initial_tasks): Move option checks ...
1064 * options.cc (General_options::finalize): ... to here. Disable
1065 some options; make others fatal.
1067 2011-09-26 Cary Coutant <ccoutant@google.com>
1070 * plugin.cc (get_symbols_v2): New function.
1071 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1072 (is_referenced_from_outside): New function.
1073 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1074 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1075 (get_symbols): Pass version parameter.
1076 (get_symbols_v2): New function.
1077 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1079 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1080 (onload): Add LDPT_GET_SYMBOLS_V2.
1081 (all_symbols_read_hook): Use get_symbols_v2; check for
1082 LDPR_PREVAILING_DEF_IRONLY_EXP.
1083 * testsuite/plugin_test_3.sh: Update expected results.
1085 2011-09-23 Simon Baldwin <simonb@google.com>
1087 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1088 configuration options.
1089 * configure: Regenerate.
1090 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1091 * Makefile.in: Regenerate.
1092 * testsuite/Makefile.in: Regenerate.
1094 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1096 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1098 2011-09-19 Cary Coutant <ccoutant@google.com>
1100 * incremental.cc (can_incremental_update): Fix typo in comment.
1101 * incremental.h (can_incremental_update): Likewise.
1103 2011-09-18 Cary Coutant <ccoutant@google.com>
1105 * incremental.cc (can_incremental_update): New function.
1106 * incremental.h (can_incremental_update): New function.
1107 * layout.cc (Layout::init_fixed_output_section): Call it.
1108 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1109 * object.cc (Sized_relobj_file::do_layout): Call
1110 can_incremental_update.
1112 2011-09-13 Cary Coutant <ccoutant@google.com>
1114 * configure.ac: Check for glibc support for gnu_indirect_function
1115 support with static linking, setting automake conditional
1117 * Makefile.in: Regenerate.
1118 * configure: Regenerate.
1120 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1121 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1123 * testsuite/Makefile.in: Regenerate.
1125 2011-09-13 Cary Coutant <ccoutant@google.com>
1127 * incremental.cc (Sized_relobj_incr::do_layout): Call
1128 report_comdat_group for kept comdat sections.
1129 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1130 * testsuite/Makefile.in: Regenerate.
1131 * testsuite/incr_comdat_test_1.cc: New source file.
1132 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1133 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1134 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1136 2011-09-13 Ian Lance Taylor <iant@google.com>
1138 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1139 variable external_symbols_offset.
1141 2011-09-12 Ian Lance Taylor <iant@google.com>
1143 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1144 triggered if object has no symbols.
1146 2011-09-09 David S. Miller <davem@davemloft.net>
1148 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1149 (Output_fill_debug_line::do_write): Likewise.
1151 2011-08-29 Cary Coutant <ccoutant@google.com>
1153 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1154 casts to match formatting specs.
1155 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1157 2011-08-26 Cary Coutant <ccoutant@google.com>
1159 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1160 remaining hole size when allocating.
1161 (Layout::make_output_section): Set fill methods for debug sections.
1162 * layout.h (Free_list::Free_list_node): Move from private to
1164 (Free_list::set_min_hole_size): New function.
1165 (Free_list::begin, Free_list::end): New functions.
1166 (Free_list::min_hole_): New data member.
1167 * output.cc: Include dwarf.h.
1168 (Output_fill_debug_info::do_minimum_hole_size): New function.
1169 (Output_fill_debug_info::do_write): New function.
1170 (Output_fill_debug_line::do_minimum_hole_size): New function.
1171 (Output_fill_debug_line::do_write): New function.
1172 (Output_section::Output_section): Initialize new data member.
1173 (Output_section::set_final_data_size): Ensure patch space is larger
1174 than minimum hole size.
1175 (Output_section::do_write): Fill holes in debug sections.
1176 * output.h (Output_fill): New class.
1177 (Output_fill_debug_info): New class.
1178 (Output_fill_debug_line): New class.
1179 (Output_section::set_free_space_fill): New function.
1180 (Output_section::free_space_fill_): New data member.
1181 * testsuite/Makefile.am (incremental_test_3): Add
1182 --incremental-patch option.
1183 (incremental_test_4): Likewise.
1184 (incremental_test_5): Likewise.
1185 (incremental_test_6): Likewise.
1186 (incremental_copy_test): Likewise.
1187 (incremental_common_test_1): Likewise.
1188 * testsuite/Makefile.in: Regenerate.
1190 2011-08-26 Nick Clifton <nickc@redhat.com>
1192 * po/es.po: Updated Spanish translation.
1194 2011-08-01 Cary Coutant <ccoutant@google.com>
1196 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1197 * gold/testsuite/Makefile.in: Regenerate.
1198 * gold/testsuite/justsyms_exec.c: New source file.
1199 * gold/testsuite/justsyms_lib.c: New source file.
1201 2011-08-01 Cary Coutant <ccoutant@google.com>
1203 * layout.cc (Layout::set_segment_offsets): Don't realign text
1204 segment if -Ttext was specified.
1205 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1207 * object.h (Sized_relobj_file::e_type): New function.
1208 (Sized_relobj_file::e_type_): New data member.
1209 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1210 base address for ET_EXEC files.
1211 * target.cc (Target::do_make_elf_object_implementation): Allow
1212 ET_EXEC files with --just-symbols option.
1214 2011-07-28 Cary Coutant <ccoutant@google.com>
1216 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1217 Add thread_number parameter.
1218 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1219 * workqueue-threads.cc
1220 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1221 current thread if its thread number is greater than desired thread
1223 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1224 Add thread_number parameter.
1225 (Workqueue::should_cancel_thread): Likewise.
1226 (Workqueue::find_runnable_or_wait): Pass thread_number to
1227 should_cancel_thread.
1228 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1231 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1233 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1234 only after checking if it cannot be forced local.
1235 * symtab.h (is_externally_visible): Check if the symbol is not forced
1238 2011-07-15 Ian Lance Taylor <iant@google.com>
1240 * options.h (class General_options): Add --print-output-format.
1241 Move -EL next to -EB, for better --help output.
1242 * target-select.cc: Include <cstdio>, "options.h", and
1244 (Target_selector::do_target_bfd_name): New function.
1245 (print_output_format): New function.
1246 * target-select.h (class Target_selector): Update declarations.
1247 (Target_selector::target_bfd_name): New function.
1248 (print_output_format): Declare.
1249 * main.cc: Include "target-select.h".
1250 (main): Handle --print-output-format.
1251 * gold.cc: Include "target-select.h".
1252 (queue_initial_tasks): Handle --print-output-format when there are
1254 * parameters.cc (parameters_force_valid_target): Give a better
1255 error message if -EB/-EL does not match target.
1256 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1259 2011-07-15 Ian Lance Taylor <iant@google.com>
1261 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1262 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1263 (Output_data_plt_i386::do_write): Write address of .dynamic
1264 section to first entry in .got.plt section.
1265 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1266 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1268 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1269 section to first entry in .got.plt section.
1270 * layout.h (Layout::dynamic_section): New function.
1272 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1274 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1276 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1277 input_section_position_, and input_section_glob_.
1278 (read_layout_from_file): Call function section_ordering_specified.
1279 * layout.h (is_section_ordering_specified): New function.
1280 (section_ordering_specified): New function.
1281 (section_ordering_specified_): New boolean member.
1282 * main.cc(main): Call load_plugins after layout object is defined.
1283 * output.cc (Output_section::add_input_section): Use
1284 function section_ordering_specified to check if section ordering is
1286 * output.cc (Output_section::add_relaxed_input_section): Use
1287 function section_ordering_specified to check if section ordering is
1289 (Output_section::update_section_layout): New function.
1290 (Output_section::sort_attached_input_sections): Check if input section
1292 * output.h (Output_section::update_section_layout): New function.
1293 * plugin.cc (get_section_count): New function.
1294 (get_section_type): New function.
1295 (get_section_name): New function.
1296 (get_section_contents): New function.
1297 (update_section_order): New function.
1298 (allow_section_ordering): New function.
1299 (Plugin::load): Add the new interfaces to the transfer vector.
1300 (Plugin_manager::load_plugins): New parameter.
1301 (Plugin_manager::all_symbols_read): New parameter.
1302 (Plugin_manager::claim_file): New parameter. Save the elf object for
1304 (Plugin_manager::get_elf_object): New function.
1305 (Plugin_manager::get_view): Change to directly use the bool to check
1306 if get_view is called from claim_file_hook.
1307 * plugin.h (input_objects): New function
1308 (Plugin__manager::load_plugins): New parameter.
1309 (Plugin_manager::claim_file): New parameter.
1310 (Plugin_manager::get_elf_object): New function.
1311 (Plugin_manager::in_claim_file_handler): New function.
1312 (Plugin_manager::in_claim_file_handler_): New member.
1313 (layout): New function.
1314 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1315 handler with an extra parameter. Make the elf object before calling
1317 * testsuite/plugin_test.c (get_section_count): New function pointer.
1318 (get_section_type): New function pointer.
1319 (get_section_name): New function pointer.
1320 (get_section_contents): New function pointer.
1321 (update_section_order): New function pointer.
1322 (allow_section_ordering): New function pointer.
1323 (onload): Check if the new interfaces exist.
1325 2011-07-13 Ian Lance Taylor <iant@google.com>
1327 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1329 * x86_64.cc (Target_x86_64::got_section): Likewise.
1330 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1331 (relro_now_test_SOURCES): New variable.
1332 (relro_now_test_DEPENDENCIES): New variable.
1333 (relro_now_test_LDFLAGS): New variable.
1334 (relro_now_test_LDADD): New variable.
1335 (relro_now_test.so): New target.
1336 * testsuite/Makefile.in: Rebuild.
1338 2011-07-12 Ian Lance Taylor <iant@google.com>
1341 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1342 GLOB_DAT relocation rather than a RELATIVE relocation for a
1343 protected symbol when creating a shared library.
1344 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1345 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1346 * testsuite/protected_main_1.cc (main): Test that protected
1347 function has same address.
1349 2011-07-11 Ian Lance Taylor <iant@google.com>
1352 * options.h (class General_options): Add -Bgroup.
1353 * options.cc (General_options::finalize): If -Bgroup is set,
1354 default to --unresolved-symbols=report-all.
1355 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1356 * target-reloc.h (issue_undefined_symbol_error): Handle
1357 --unresolved-symbols=report-all.
1359 2011-07-08 Ian Lance Taylor <iant@google.com>
1362 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1363 if linker script discards key sections.
1364 (Layout::create_dynamic_symtab): Likewise.
1365 (Layout::assign_local_dynsym_offsets): Likewise.
1366 (Layout::sized_create_version_sections): Likewise.
1367 (Layout::create_interp): Likewise.
1368 (Layout::finish_dynamic_section): Likewise.
1369 (Layout::set_dynamic_symbol_size): Likewise.
1371 2011-07-08 Ian Lance Taylor <iant@google.com>
1374 * options.h (class General_options): Add --unresolved-symbols.
1375 * target-reloc.h (issue_undefined_symbol_error): Check
1376 --unresolved-symbols. Add comments.
1378 2011-07-08 Ian Lance Taylor <iant@google.com>
1380 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1381 expression more complex.
1383 2011-07-08 Ian Lance Taylor <iant@google.com>
1386 * target-reloc.h (issue_undefined_symbol_error): New inline
1387 function, broken out of relocate_section.
1388 (relocate_section): Call issue_undefined_symbol_error.
1389 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1390 there is no TLS segment if we are about to issue an undefined
1392 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1394 2011-07-08 Ian Lance Taylor <iant@google.com>
1397 * resolve.cc (Symbol_table::should_override): Add fromtype
1398 parameter. Change all callers. Give error when linking together
1399 TLS and non-TLS symbol.
1400 (Symbol_table::should_override_with_special): Add fromtype
1401 parameter. Change all callers.
1402 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1403 there is no TLS segment if we have reported some errors.
1404 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1406 2011-07-08 Ian Lance Taylor <iant@google.com>
1409 * target.h (Target::plt_address_for_global): New function.
1410 (Target::plt_address_for_local): New function.
1411 (Target::plt_section_for_global): Remove.
1412 (Target::plt_section_for_local): Remove.
1413 (Target::do_plt_address_for_global): New virtual function.
1414 (Target::do_plt_address_for_local): New virtual function.
1415 (Target::do_plt_section_for_global): Remove.
1416 (Target::do_plt_section_for_local): Remove.
1417 (Target::register_global_plt_entry): Add Symbol_table and Layout
1419 * output.cc (Output_data_got::Got_entry::write): Use
1420 plt_address_for_global and plt_address_for_local.
1421 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1422 address of output section.
1423 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1424 got_irelative_, and irelative_count_ fields. Update
1426 (Output_data_plt_i386::has_irelative_section): New function.
1427 (Output_data_plt_i386::entry_count): Add irelative_count_.
1428 (Output_data_plt_i386::set_final_data_size): Likewise.
1429 (class Target_i386): Add got_irelative_ and rel_irelative_
1430 fields. Update declarations.
1431 (Target_i386::Target_i386): Initialize new fields.
1432 (Target_i386::do_plt_address_for_global): New function replacing
1433 do_plt_section_for_global.
1434 (Target_i386::do_plt_address_for_local): New function replacing
1435 do_plt_section_for_local.
1436 (Target_i386::got_section): Create got_irelative_.
1437 (Target_i386::rel_irelative_section): New function.
1438 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1439 fields. Don't define __rel_iplt_{start,end}.
1440 (Output_data_plt_i386::add_entry): Add symtab and layout
1441 parameters. Change all callers. Use different PLT and GOT for
1443 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1444 layout parameters. Change all callers. Use different PLT and
1446 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1447 (Output_data_plt_i386::rel_irelative): New function.
1448 (Output_data_plt_i386::address_for_global): New function.
1449 (Output_data_plt_i386::address_for_local): New function.
1450 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1451 IRELATIVE GOT when changing IFUNC GOT entries.
1452 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1454 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1455 if we didn't create an IRELATIVE GOT.
1456 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1457 plt_address_for_local.
1458 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1459 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1460 got_irelative_, and irelative_count_ fields. Update
1462 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1463 Initialize new fields. Remove symtab parameter. Change all
1465 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1467 (Output_data_plt_x86_64::has_irelative_section): New function.
1468 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1469 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1470 fields. Update declarations.
1471 (Target_x86_64::Target_x86_64): Initialize new fields.
1472 (Target_x86_64::do_plt_address_for_global): New function replacing
1473 do_plt_section_for_global.
1474 (Target_x86_64::do_plt_address_for_local): New function replacing
1475 do_plt_section_for_local.
1476 (Target_x86_64::got_section): Create got_irelative_.
1477 (Target_x86_64::rela_irelative_section): New function.
1478 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1479 all callers. Don't create __rel_iplt_{start,end}.
1480 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1481 parameters. Change all callers. Use different PLT and GOT for
1483 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1484 layout parameters. Change all callers. Use different PLT and
1486 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1487 parameters. Change all callers. Use different PLT and GOT for
1489 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1490 (Output_data_plt_x86_64::rela_irelative): New function.
1491 (Output_data_plt_x86_64::address_for_global): New function.
1492 (Output_data_plt_x86_64::address_for_local): New function.
1493 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1494 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1495 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1496 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1498 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1500 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1501 symbols if we didn't create an IRELATIVE GOT.
1502 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1503 plt_address_for_local.
1504 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1505 * testsuite/ifuncvar1.c: New test file.
1506 * testsuite/ifuncvar2.c: New test file.
1507 * testsuite/ifuncvar3.c: New test file.
1508 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1509 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1510 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1511 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1512 * testsuite/Makefile.in: Rebuild.
1514 2011-07-07 Cary Coutant <ccoutant@google.com>
1516 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1517 (two_file_test_1_ndebug.o): Likewise.
1518 (two_file_test_1b_ndebug.o): Likewise.
1519 (two_file_test_2_ndebug.o): Likewise.
1520 (two_file_test_main_ndebug.o): Likewise.
1521 (incremental_test_2): Link with no-debug versions.
1523 2011-07-06 Cary Coutant <ccoutant@google.com>
1525 * gold/incremental.cc
1526 (Output_section_incremental_inputs::write_info_blocks): Check for
1527 hidden and internal symbols.
1529 2011-07-06 Cary Coutant <ccoutant@google.com>
1531 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1532 Check disposition for startup file.
1533 (Incremental_inputs::report_command_line): Ignore
1534 --incremental-startup-unchanged option.
1535 * options.cc (General_options::parse_incremental_startup_unchanged):
1537 (General_options::General_options): Initialize new data member.
1538 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1539 (General_options): Add --incremental-startup-unchanged option.
1540 (General_options::incremental_startup_disposition): New function.
1541 (General_options::incremental_startup_disposition_): New data member.
1543 2011-07-06 Cary Coutant <ccoutant@google.com>
1545 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1546 input file index to Script_info ctor.
1547 (Sized_incremental_binary::do_file_has_changed): Find the
1548 command-line argument for files named in scripts.
1549 * incremental.h (Script_info::Script_info): New ctor
1550 with input file index.
1551 (Script_info::input_file_index): New function.
1552 (Script_info::input_file_index_): New data member.
1553 (Incremental_binary::get_library): Add const.
1554 (Incremental_binary::get_script_info): Add const.
1555 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1556 * testsuite/Makefile.am (incremental_test_5): New test case.
1557 (incremental_test_6): New test case.
1558 * testsuite/Makefile.in: Regenerate.
1560 2011-07-06 Cary Coutant <ccoutant@google.com>
1562 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1563 debug output when command lines differ.
1565 2011-07-06 Cary Coutant <ccoutant@google.com>
1567 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1568 --incremental-patch option.
1569 * layout.cc (Free_list::allocate): Extend allocation beyond original
1571 (Layout::make_output_section): Mark sections that should get
1573 * options.cc (parse_percent): New function.
1574 * options.h (parse_percent): New function.
1575 (DEFINE_percent): New macro.
1576 (General_options): Add --incremental-patch option.
1577 * output.cc (Output_section::Output_section): Initialize new data
1579 (Output_section::add_input_section): Print section name when out
1581 (Output_section::add_output_section_data): Likewise.
1582 (Output_section::set_final_data_size): Add patch space when
1583 doing --incremental-full.
1584 (Output_section::do_reset_address_and_file_offset): Remove patch
1586 (Output_segment::set_section_list_addresses): Print debug output
1587 only if --incremental-update.
1588 * output.h (Output_section::set_is_patch_space_allowed): New function.
1589 (Output_section::is_patch_space_allowed_): New data member.
1590 (Output_section::patch_space_): New data member.
1591 * parameters.cc (Parameters::incremental_full): New function.
1592 * parameters.h (Parameters::incremental_full): New function
1593 * testsuite/Makefile.am (incremental_test_2): Add test for
1594 --incremental-patch option.
1595 * testsuite/Makefile.in: Regenerate.
1596 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1597 (t18): Remove function body.
1599 2011-07-05 Doug Kwan <dougkwan@google.com>
1602 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1603 Arm_Address type for relocation result.
1604 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1606 (Arm_relocate_functions::abs32): Use unaligned access.
1607 (Arm_relocate_functions::rel32): Ditto.
1608 (Arm_relocate_functions::prel31): Ditto.
1609 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1610 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1611 static data relocations.
1612 * testsuite/Makefile.in: Regnerate.
1613 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1615 2011-07-05 Ian Lance Taylor <iant@google.com>
1618 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1619 symbols if necessary.
1620 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1622 2011-07-05 Ian Lance Taylor <iant@google.com>
1625 * resolve.cc (Symbol::override_base_with_special): Simply override
1626 version with special symbol version, ignoring previous version.
1628 2011-07-05 Ian Lance Taylor <iant@google.com>
1630 * object.cc (Sized_relobj_file::include_section_group): Add
1631 information to comment about signature location.
1633 2011-07-02 Ian Lance Taylor <iant@google.com>
1636 * options.h (class General_options): Add -f and -F.
1637 * options.cc (General_options::finalize): Fatal error if -f/-F
1638 are used without -shared.
1639 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1641 2011-07-02 Ian Lance Taylor <iant@google.com>
1643 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1645 2011-07-01 Ian Lance Taylor <iant@google.com>
1649 * resolve.cc (Symbol::override_base_with_special): Don't override
1650 the version if the overriding symbol has a different name.
1651 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1652 all callers. If we give an error about an undefined version,
1653 define the base version if necessary.
1654 * dynobj.h (class Versions): Update declaration.
1655 * testsuite/weak_alias_test_5.cc: New file.
1656 * testsuite/weak_alias_test.script: New file.
1657 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1658 and versioned_alias have the right value, and call t2.
1659 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1660 weak_alias_test_5.so.
1661 (weak_alias_test_LDADD): Likewise.
1662 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1663 * testsuite/Makefile.in: Rebuild.
1665 2011-07-01 Ian Lance Taylor <iant@google.com>
1668 * options.h (class General_options): Support -z notext.
1669 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1671 (two_file_shared_nonpic.so): Likewise.
1672 (two_file_shared_mixed.so): Likewise.
1673 (two_file_shared_mixed_1.so): Likewise.
1674 (weak_undef_lib_nonpic.so): Likewise.
1675 (alt/weak_undef_lib_nonpic.so): Likewise.
1676 (tls_test_shared_nonpic.so): Likewise.
1677 * testsuite/Makefile.in: Rebuild.
1679 2011-07-01 Ian Lance Taylor <iant@google.com>
1682 * configure.ac: Test whether static linking works, setting
1683 the automake conditional HAVE_STATIC.
1684 * testsuite/Makefile.am: Disable tests using -static if
1685 HAVE_STATIC is not true.
1686 * configure, testsuite/Makefile.in: Rebuild.
1688 2011-07-01 Ian Lance Taylor <iant@google.com>
1691 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1692 Assert if we see DW_EH_PE_indirect.
1693 * target.h (Target::ehframe_datarel_base): New function.
1694 (Target::do_ehframe_datarel_base): New target function.
1695 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1696 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1699 2011-07-01 Ian Lance Taylor <iant@google.com>
1702 * options.h (class General_options): Add
1703 --ld-generated-unwind-info.
1704 * ehframe.cc (Fde::write): Add address parameter. Change all
1705 callers. If associated with PLT, fill in address and size.
1706 (Cie::set_output_offset): Only add merge mapping if there is an
1708 (Cie::write): Add address parameter. Change all callers.
1709 (Eh_frame::add_ehframe_for_plt): New function.
1710 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1711 input_offset_ fields into union u_, with new plt field.
1712 (Fde::Fde): Adjust for new union field.
1713 (Fde::Fde) [Output_data version]: New constructor.
1714 (Fde::add_mapping): Only add merge mapping if there is an object.
1715 (class Cie): Update declarations.
1716 (class Eh_frame): Declare add_ehframe_for_plt.
1717 * layout.cc (Layout::layout_eh_frame): Break out code into
1718 make_eh_frame_section, and call it.
1719 (Layout::make_eh_frame_section): New function.
1720 (Layout::add_eh_frame_for_plt): New function.
1721 * layout.h (class Layout): Update declarations.
1722 * merge.cc (Merge_map::add_mapping): Add assertion.
1723 * i386.cc: Include "dwarf.h".
1724 (class Output_data_plt_i386): Make first_plt_entry,
1725 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1726 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1727 and plt_eh_frame_fde.
1728 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1729 boundary. Call add_eh_frame_for_plt if appropriate.
1730 * x86_64.cc: Include "dwarf.h".
1731 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1732 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1733 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1734 and plt_eh_frame_fde.
1735 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1738 2011-06-29 Ian Lance Taylor <iant@google.com>
1741 * object.cc (Sized_relobj_file::layout_section): Change shdr
1742 parameter to be const.
1743 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1745 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1746 appropriate. Call layout_eh_frame_section.
1747 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1749 * object.h (class Sized_relobj_file): Update declarations.
1751 2011-06-29 Ian Lance Taylor <iant@google.com>
1754 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1756 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1758 2011-06-29 Ian Lance Taylor <iant@google.com>
1761 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1763 * layout.cc (Layout::layout_eh_frame): Likewise.
1765 2011-06-29 Ian Lance Taylor <iant@google.com>
1768 * layout.cc (Layout::symtab_section_shndx): New function.
1769 * layout.h (class Layout): Declare symtab_section_shndx.
1770 * output.cc (Output_section::write_header): Call it.
1772 2011-06-29 Ian Lance Taylor <iant@google.com>
1775 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1776 symbols which are not used in a relocation.
1778 2011-06-28 Ian Lance Taylor <iant@google.com>
1781 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1782 script create indistinguishable segments.
1783 (Layout::set_segment_offsets): Use stable_sort when sorting
1784 segments. Pass this to Compare_segments constructor.
1785 * layout.h (class Layout): Make segment_precedes non-static.
1786 (class Compare_segments): Change from struct to class. Add
1787 layout_ field. Add constructor.
1788 * script-sections.cc
1789 (Script_sections::attach_sections_using_phdrs_clause): Rename
1790 local orphan to is_orphan. Don't report failure to put empty
1791 section in segment. On attachment failure, report name of
1792 section, and attach to first PT_LOAD segment.
1794 2011-06-28 Ian Lance Taylor <iant@google.com>
1797 * target-select.cc (Target_selector::Target_selector): Add
1798 emulation parameter. Change all callers.
1799 (select_target_by_bfd_name): Rename from select_target_by_name.
1801 (select_target_by_emulation): New function.
1802 (supported_emulation_names): New function.
1803 * target-select.h (class Target_selector): Add emulation_ field.
1804 Update declarations.
1805 (Target_selector::recognize_by_bfd_name): Rename from
1806 recognize_by_name. Change all callers.
1807 (Target_selector::supported_bfd_names): Rename from
1808 supported_names. Change all callers.
1809 (Target_selector::recognize_by_emulation): New function.
1810 (Target_selector::supported_emulations): New function.
1811 (Target_selector::emulation): New function.
1812 (Target_selector::do_recognize_by_bfd_name): Rename from
1813 do_recognize_by_name. Change all callers.
1814 (Target_selector::do_supported_bfd_names): Rename from
1815 do_supported_names. Change all callers.
1816 (Target_selector::do_recognize_by_emulation): New function.
1817 (Target_selector::do_supported_emulations): New function.
1818 (select_target_by_bfd_name): Change name in declaration.
1819 (select_target_by_emulation): Declare.
1820 (supported_emulation_names): Declare.
1821 * parameters.cc (parameters_force_valid_target): Try to find
1822 target based on emulation from -m option.
1823 * options.h (class General_options): Change doc string for -m.
1824 * options.cc (help): Print emulations.
1825 (General_options::parse_V): Likewise.
1826 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1827 Add emulation parameter. Change all callers.
1829 2011-06-28 Ian Lance Taylor <iant@google.com>
1831 * target.h (class Target): Add osabi_ field.
1832 (Target::osabi): New function.
1833 (Target::set_osabi): New function.
1834 (Target::Target): Initialize osabi_.
1835 (Target::do_adjust_elf_header): Make pure virtual.
1836 (Sized_target::do_adjust_elf_header): Declare.
1837 * target.cc (Sized_target::do_adjust_elf_header): New function.
1838 (class Sized_target): Instantiate all versions.
1839 * freebsd.h (class Target_freebsd): Remove.
1840 (Target_selector_freebsd::do_recognize): Call set_osabi on
1842 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1843 (Target_selector_freebsd::set_osabi): Remove.
1844 * i386.cc (class Target_i386): Inherit from Sized_target rather
1845 than Target_freebsd.
1846 * x86_64.cc (class Target_x86_64): Likewise.
1848 2011-06-28 Ian Lance Taylor <iant@google.com>
1850 * target.h (Target::can_check_for_function_pointers): Rewrite.
1852 (Target::can_icf_inline_merge_sections): Likewise.
1853 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1854 (Target::Target_info): Add can_icf_inline_merge_sections field.
1855 (Target::do_can_check_for_function_pointers): New virtual
1857 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1858 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1859 from can_check_for_function_pointers, move in file.
1860 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1861 section_may_have_icf_unsafe_poineters, move in file.
1862 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1863 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1864 Rename from can_check_for_function_pointers, move in file.
1865 (Target_i386::can_icf_inline_merge_sections): Remove.
1866 (Target_i386::i386_info): Initialize
1867 can_icf_inline_merge_sections.
1868 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1869 Initialize can_icf_inline_merge_sections.
1870 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1871 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1872 Rename from can_check_for_function_pointers, move in file.
1873 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1874 (Target_x86_64::x86_64_info): Initialize
1875 can_icf_inline_merge_sections.
1876 * testsuite/testfile.cc (Target_test::test_target_info):
1878 * icf.cc (get_section_contents): Correct formatting.
1880 2011-06-27 Ian Lance Taylor <iant@google.com>
1882 * symtab.cc (Symbol::versioned_name): New function.
1883 (Symbol_table::add_to_final_symtab): Use versioned_name when
1885 (Symbol_table::sized_write_symbol): Likewise.
1886 * symtab.h (class Symbol): Declare versioned_name.
1887 * stringpool.h (class Stringpool_template): Add variant of add
1888 which takes a std::basic_string.
1889 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1890 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1891 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1892 (ver_test_12.o): New target.
1893 * testsuite/Makefile.in: Rebuild.
1895 2011-06-27 Doug Kwan <dougkwan@google.com>
1897 * arm.cc (Arm_relocate_functions::thm_jump8,
1898 Arm_relocate_functions::thm_jump11): Use a wider signed
1899 type to compute offset.
1900 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1902 * testsuite/Makefile.in: Regenerate.
1903 * testsuite/arm_branch_in_range.sh: Check test results of
1904 arm_thm_jump11 and arm_thm_jump8.
1905 * testsuite/arm_thm_jump11.s: New test source file.
1906 * testsuite/arm_thm_jump11.t: New linker script.
1907 * testsuite/arm_thm_jump8.s: New test source file.
1908 * testsuite/arm_thm_jump8.t: New linker script.
1910 2011-06-24 Ian Lance Taylor <iant@google.com>
1912 * layout.cc: Include "object.h".
1913 (ctors_sections_in_init_array): New static variable.
1914 (Layout::is_ctors_in_init_array): New function.
1915 (Layout::layout): Add entry to ctors_sections_in_init_array if
1917 * layout.h (class Layout): Declare is_ctors_in_init_array.
1918 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1919 is_ctors_reverse_view is set.
1920 (Sized_relobj_file::write_sections): Add layout parameter. Change
1921 all callers. Set is_ctors_reverse_view field of View_size.
1922 (Sized_relobj_file::reverse_words): New function.
1923 * object.h (Sized_relobj_file::View_size): Add
1924 is_ctors_reverse_view field.
1925 (class Sized_relobj_file): Update declarations.
1926 * testsuite/initpri3.c: New test.
1927 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1929 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1930 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1931 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1932 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1933 * testsuite/Makefile.in: Rebuild.
1935 2011-06-24 Cary Coutant <ccoutant@google.com>
1937 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1938 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1939 (debug_msg_cdebug.err): New targets.
1940 * testsuite/Makefile.in: Regenerate.
1941 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1942 Fix checks for link with shared library.
1944 2011-06-24 Doug Kwan <dougkwan@google.com>
1946 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1947 skip empty text sections.
1948 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1950 2011-06-22 Ian Lance Taylor <iant@google.com>
1953 * options.h (class General_options): Add --ctors-in-init-array.
1954 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1955 friends as SHT_PROGBITS for merging sections.
1956 (Layout::layout): Remove special handling of .init_array and
1957 friends. Don't sort if doing relocatable link. Sort for .ctors
1958 and .dtors if ctors_in_init_array.
1959 (Layout::make_output_section): Force correct section types for
1960 .init_array and friends. Don't sort if doing relocatable link,
1961 Don't sort .ctors and .dtors if ctors_in_init_array.
1962 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1963 (Layout::output_section_name): Add relobj parameter. Change all
1964 callers. Handle .ctors. and .dtors. in code rather than table.
1965 Handle .ctors and .dtors if ctors_in_init_array.
1966 (Layout::match_file_name): New function, moved from output.cc.
1967 * layout.h (class Layout): Update declarations.
1968 * output.cc: Include "layout.h".
1969 (Input_section_sort_entry::get_priority): New function.
1970 (Input_section_sort_entry::match_file_name): Just call
1971 Layout::match_file_name.
1972 (Output_section::Input_section_sort_init_fini_compare::operator()):
1973 Handle .ctors and .dtors. Sort by explicit priority rather than
1975 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1976 * testsuite/initpri2.c: New test.
1977 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1978 (check_PROGRAMS): Add initpri2.
1979 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1980 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1981 * configure, testsuite/Makefile.in: Rebuild.
1983 2011-06-19 Ian Lance Taylor <iant@google.com>
1986 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1987 .interp section to a PT_INTERP segment even if we have seen a
1988 --dynamic-linker option. Don't do it if we have seen a PHDRS
1989 clause in a linker script.
1990 (Layout::finalize): Don't create a .interp section if we've
1991 already create a PT_INTERP segment.
1992 (Layout::create_interp): Always call choose_output_section (revert
1993 patch of 2011-06-17). Don't create PT_INTERP segment.
1994 * script-sections.cc
1995 (Script_sections::create_note_and_tls_segments): Add a .interp
1996 section to a PT_INTERP segment even if we have seen a
1997 --dynamic-linker option.
1999 2011-06-18 Ian Lance Taylor <iant@google.com>
2001 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2002 merely because a non-PT_LOAD segment has a dynamic reloc.
2004 2011-06-18 Ian Lance Taylor <iant@google.com>
2006 * layout.cc (Layout::finish_dynamic_section): Don't create
2007 DT_FLAGS entry if not needed.
2009 2011-06-18 Ian Lance Taylor <iant@google.com>
2012 * layout.cc (Layout::layout_eh_frame): Correct handling of
2013 writable .eh_frame section.
2015 2011-06-17 Ian Lance Taylor <iant@google.com>
2018 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2019 symbol is redefined with the exact same object and value.
2021 2011-06-17 Ian Lance Taylor <iant@google.com>
2024 * layout.h (class Layout): Add interp_segment_ field.
2025 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2026 (Layout::attach_allocated_section_to_segment): If making shared
2027 library, put .interp section in PT_INTERP segment.
2028 (Layout::finalize): Also call create_interp if -dynamic-linker
2030 (Layout::create_interp): Assert that there is no PT_INTERP
2031 segment. If not using a SECTIONS clause, use make_output_section.
2032 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2033 * script-sections.cc
2034 (Script_sections::create_note_and_tls_segments): If making shared
2035 library, put .interp section in PT_INTERP segment.
2037 2011-06-17 Ian Lance Taylor <iant@google.com>
2039 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2040 when making a shared library.
2042 2011-06-17 Ian Lance Taylor <iant@google.com>
2044 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2045 parameter. Change all callers. Don't issue warning about PC32
2046 against locally defined symbol.
2048 2011-06-16 Ian Lance Taylor <iant@google.com>
2050 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2051 occurs in same object.
2053 2011-06-14 Alan Modra <amodra@gmail.com>
2055 * po/POTFILES.in: Regenerate.
2057 2011-06-09 Ian Lance Taylor <iant@google.com>
2059 * script-sections.cc
2060 (Orphan_output_section::set_section_addresses): For a relocatable
2061 link set address to 0.
2063 2011-06-09 Cary Coutant <ccoutant@google.com>
2066 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2067 used with --compress-debug-sections.
2068 * gold/object.cc (Sized_relobj_file::do_layout): Report
2069 uncompressed size of compressed input sections.
2071 2011-06-08 Cary Coutant <ccoutant@google.com>
2074 * testsuite/two_file_test_2_v1.cc: Change initialization of
2075 v2 to keep it in .data.
2077 2011-06-07 Cary Coutant <ccoutant@google.com>
2079 * common.cc (Symbol_table::do_allocate_commons_list): Call
2081 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2082 (Errors::fallback): New function.
2083 (gold_fallback): New function.
2084 * errors.h (Errors::fallback): New function.
2085 * gold.cc (gold_exit): Change status parameter to enum; adjust
2087 (queue_initial_tasks): Call gold_fallback.
2088 * gold.h: Include cstdlib.
2089 (Exit_status): New enum type.
2090 (gold_exit): Change status parameter to enum.
2091 (gold_fallback): New function.
2092 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2093 (Layout::create_symtab_sections): Likewise.
2094 (Layout::create_shdrs): Likewise.
2095 * main.cc (main): Adjust call to gold_exit.
2096 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2097 (Output_data_got::add_got_entry_pair): Likewise.
2098 (Output_section::add_input_section): Likewise.
2099 (Output_section::add_output_section_data): Likewise.
2100 (Output_segment::set_section_list_addresses): Likewise.
2101 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2103 2011-06-07 Cary Coutant <ccoutant@google.com>
2105 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2106 for incremental links.
2107 * output.cc (Output_segment::set_section_list_addresses): Remove
2108 FIXME and test for TLS or BSS.
2110 2011-06-07 Cary Coutant <ccoutant@google.com>
2112 * testsuite/Makefile.am: Add incremental_copy_test,
2113 incremental_common_test_1.
2114 * testsuite/Makefile.in: Regenerate.
2115 * testsuite/common_test_1_v1.c: New source file.
2116 * testsuite/common_test_1_v2.c: New source file.
2117 * testsuite/copy_test_v1.cc: New source file.
2119 2011-06-07 Cary Coutant <ccoutant@google.com>
2121 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2122 update, allocate common from bss section's free list.
2123 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2124 linker-defined symbols.
2125 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2126 Skip GOT and PLT entries that are no longer referenced.
2127 (Output_section_incremental_inputs::write_info_blocks): Mark
2128 linker-defined symbols.
2129 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2130 * output.cc (Output_section::allocate): New function.
2131 * output.h (Output_section::allocate): New function.
2132 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2133 linker-defined symbols.
2134 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2135 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2136 (Symbol::init_base_output_data): Likewise.
2137 (Symbol::init_base_output_segment): Likewise.
2138 (Symbol::init_base_constant): Likewise.
2139 (Sized_symbol::init_output_data): Likewise.
2140 (Sized_symbol::init_output_segment): Likewise.
2141 (Sized_symbol::init_constant): Likewise.
2142 (Symbol_table::do_define_in_output_data): Likewise.
2143 (Symbol_table::do_define_in_output_segment): Likewise.
2144 (Symbol_table::do_define_as_constant): Likewise.
2145 * symtab.h (Symbol::is_predefined): New function.
2146 (Symbol::init_base_output_data): Add is_predefined parameter.
2147 (Symbol::init_base_output_segment): Likewise.
2148 (Symbol::init_base_constant): Likewise.
2149 (Symbol::is_predefined_): New data member.
2150 (Sized_symbol::init_output_data): Add is_predefined parameter.
2151 (Sized_symbol::init_output_segment): Likewise.
2152 (Sized_symbol::init_constant): Likewise.
2153 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2155 2011-06-07 Cary Coutant <ccoutant@google.com>
2157 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2158 instead of emit_copy_reloc.
2159 (Copy_relocs::emit_copy_reloc): Refactor.
2160 (Copy_relocs::make_copy_reloc): New function.
2161 (Copy_relocs::add_copy_reloc): Remove.
2162 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2164 (Copy_relocs::make_copy_reloc): New function.
2165 (Copy_relocs::add_copy_reloc): Remove.
2166 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2167 unchanged input files.
2168 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2169 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2170 Reserve BSS space for COPY relocations.
2171 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2172 (Output_section_incremental_inputs::write_info_blocks): Record
2173 whether a symbol is copied from a shared object.
2174 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2175 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2176 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2177 (Incremental_input_entry_reader::get_output_symbol_index): Add
2179 (Incremental_binary::emit_copy_relocs): New function.
2180 (Incremental_binary::do_emit_copy_relocs): New function.
2181 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2183 (Sized_incremental_binary::add_copy_reloc): New function.
2184 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2185 (Sized_incremental_binary::Copy_reloc): New struct.
2186 (Sized_incremental_binary::Copy_relocs): New typedef.
2187 (Sized_incremental_binary::copy_relocs_): New data member.
2188 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2189 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2190 * target.h (Sized_target::emit_copy_reloc): New function.
2191 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2193 2011-06-02 Cary Coutant <ccoutant@google.com>
2196 * gold/archive.cc (Archive::Archive): Initialize new data member.
2197 (Archive::include_all_members): Return if archive has already been
2199 * gold/archive.h (Archive::include_all_members_): New data member.
2201 2011-06-02 Nick Clifton <nickc@redhat.com>
2203 * dynobj.h: Fix spelling mistake in comment.
2204 * output.cc: Likewise.
2206 2011-05-31 Doug Kwan <dougkwan@google.com>
2210 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2211 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2212 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2213 redundant arm_exidx_test.so.
2214 * testsuite/Makefile.in: Regenerate.
2215 (check_SCRIPTS): Add pr12826.sh
2216 (check_DATA): Add pr12826.stdout
2217 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2218 * testsuite/pr12826.sh: New file.
2219 * testsuite/pr12826_1.s: Ditto.
2220 * testsuite/pr12826_1.s: Ditto.
2222 2011-05-30 Ian Lance Taylor <iant@google.com>
2224 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2227 2011-05-29 Ian Lance Taylor <iant@google.com>
2230 * testsuite/Makefile.am: Use different file name for two_file_test
2231 temporary file for each incremental test.
2232 * testsuite/Makefile.in: Rebuild.
2234 2011-05-29 Ian Lance Taylor <iant@google.com>
2236 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2237 binary input file is empty.
2239 2011-05-27 Ian Lance Taylor <iant@google.com>
2241 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2242 (ver_test_9.so): Likewise.
2243 * testsuite/Makefile.in: Rebuild.
2245 2011-05-26 Cary Coutant <ccoutant@google.com>
2247 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2248 * incremental.cc (Incremental_inputs::report_input_section): Fix
2249 comment, indentation.
2250 (Incremental_inputs::report_comdat_group): New function.
2251 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2252 of data for incremental input file entry.
2253 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2254 group count, COMDAT group signatures.
2255 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2256 an unchanged input file.
2257 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2258 Initialize new data member.
2259 (Incremental_object_entry::add_comdat_group): New function.
2260 (Incremental_object_entry::get_comdat_group_count): New function.
2261 (Incremental_object_entry::get_comdat_signature_key): New function.
2262 (Incremental_object_entry::groups_): New data member.
2263 (Incremental_inputs::report_comdat_group): New function.
2264 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2265 data for incremental input file entry.
2266 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2267 (Incremental_input_entry_reader::get_input_section): Adjust size of
2268 data for incremental input file entry.
2269 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2270 (Incremental_input_entry_reader::get_comdat_group_signature): New
2272 * object.cc (Sized_relobj::include_section_group): Report kept
2273 COMDAT groups for incremental links.
2275 2011-05-24 David Meyer <pdox@google.com>
2277 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2278 with name parameter. Add found_name parameter.
2279 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2280 * dirsearch.h (class Dirsearch): Update declaration.
2282 2011-05-24 Ian Lance Taylor <iant@google.com>
2284 * archive.cc (Library_base::should_include_member): Pull in object
2285 from archive if it defines the entry symbol.
2286 * parameters.cc (Parameters::entry): New function.
2287 * parameters.h (class Parameters): Declare entry.
2288 * output.h (class Output_file_header): Remove entry_ field.
2289 * output.cc (Output_file_header::Output_file_header): Remove entry
2290 parameter. Change all callers.
2291 (Output_file_header::entry): Use parameters->entry.
2292 * gold.cc (queue_middle_tasks): Likewise.
2293 * plugin.cc (Plugin_hook::run): Likewise.
2295 2011-05-24 Cary Coutant <ccoutant@google.com>
2297 * gold.cc (queue_initial_tasks): Pass incremental base filename
2298 to Output_file::open_base_file; don't print error message.
2299 * incremental-dump.cc (main): Adjust call to
2300 Output_file::open_for_modification.
2301 * incremental-dump.cc (main): Likewise.
2302 * incremental.cc (Incremental_inputs::report_command_line):
2303 Ignore --incremental-base option when comparing command lines.
2304 Ignore parameter when given as separate argument.
2305 * options.h (class General_options): Add --incremental-base.
2306 * output.cc (Output_file::Output_file):
2307 (Output_file::open_base_file): Add base_name and writable parameters;
2308 read base file into new file; print error message here.
2309 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2311 * output.h (Output_file::open_for_modification): Rename to...
2312 (Output_file::open_base_file): ...this; add base_name and
2313 writable parameters; adjust all callers.
2314 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2316 * testsuite/Makefile.am (incremental_test_4): Test
2318 * testsuite/Makefile.in: Regenerate.
2320 2011-05-24 Cary Coutant <ccoutant@google.com>
2322 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2324 * testsuite/Makefile.in: Regenerate.
2325 * testsuite/two_file_test_1_v1.cc: New test source file.
2326 * testsuite/two_file_test_1b_v1.cc: New test source file.
2327 * testsuite/two_file_test_2_v1.cc: New test source file.
2329 2011-05-24 Cary Coutant <ccoutant@google.com>
2331 * dynobj.h (Dynobj::do_dynobj): New function.
2332 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2333 flag and soname for shared objects.
2334 * incremental.cc (Incremental_inputs::report_object): Make
2335 either Incremental_object_entry or Incremental_dynobj_entry; add
2336 soname to string table.
2337 (Incremental_inputs::report_input_section): Add assertion.
2338 (Output_section_incremental_inputs::set_final_data_size): Adjust
2339 type of input file entry for shared libraries; adjust size of
2340 shared library info entry.
2341 (Output_section_incremental_inputs::write_input_files): Write
2342 as_needed flag for shared libraries.
2343 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2344 of input file entry for shared libraries; write soname.
2345 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2346 soname from incremental info.
2347 * incremental.h (enum Incremental_input_flags): Add
2348 INCREMENTAL_INPUT_AS_NEEDED.
2349 (Incremental_input_entry::Incremental_input_entry): Initialize new
2351 (Incremental_input_entry::set_as_needed): New function.
2352 (Incremental_input_entry::as_needed): New function.
2353 (Incremental_input_entry::do_dynobj_entry): New function.
2354 (Incremental_input_entry::as_needed_): New data member.
2355 (Incremental_object_entry::Incremental_object_entry): Don't check
2357 (Incremental_object_entry::do_type): Likewise.
2358 (class Incremental_dynobj_entry): New class.
2359 (Incremental_input_entry_reader::as_needed): New function.
2360 (Incremental_input_entry_reader::get_soname): New function.
2361 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2362 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2363 size of shared library info entry.
2364 * layout.cc (Layout::finish_dynamic_section): Don't test for
2365 incremental link when adding DT_NEEDED entries.
2366 * object.h (Object::Object): Initialize new data member.
2367 (Object::dynobj): New function.
2368 (Object::set_as_needed): New function.
2369 (Object::as_needed): New function.
2370 (Object::do_dynobj): New function.
2371 (Object::as_needed_): New data member.
2373 2011-05-24 Cary Coutant <ccoutant@google.com>
2375 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2376 info; adjust display of GOT entries.
2377 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2378 vector of input objects; remove file_status_.
2379 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2380 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2381 got_plt reader; call target hooks to reserve GOT entries.
2382 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2383 of input file info header and GOT info entry.
2384 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2386 (Got_plt_view_info::got_descriptor): Remove.
2387 (Got_plt_view_info::sym_index): New data member.
2388 (Got_plt_view_info::input_index): New data member.
2389 (Local_got_offset_visitor::visit): Write input file index.
2390 (Global_got_offset_visitor::visit): Write 0 for input file index.
2391 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2392 with sym_index and input_index.
2393 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2394 incremental info GOT entry; replace got_descriptor with input_index.
2395 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2396 map from input file index to object.
2397 (Sized_relobj_incr::do_layout): Replace direct data member reference
2398 with accessor function.
2399 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2400 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2401 Adjust size of input file info header.
2402 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2403 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2404 (Incremental_input_entry_reader::get_input_section): Adjust size of
2405 input file info header.
2406 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2407 of incremental info GOT entry.
2408 (Incremental_got_plt_reader::get_got_desc): Remove.
2409 (Incremental_got_plt_reader::get_got_symndx): New function.
2410 (Incremental_got_plt_reader::get_got_input_index): New function.
2411 (Sized_incremental_binary::Sized_incremental_binary): Remove
2412 file_status_; add input_objects_.
2413 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2414 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2415 (Sized_incremental_binary::file_is_unchanged): Remove.
2416 (Sized_incremental_binary::set_input_object): New function.
2417 (Sized_incremental_binary::input_object): New function.
2418 (Sized_incremental_binary::file_status_): Remove.
2419 (Sized_incremental_binary::input_objects_): New data member.
2420 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2422 (Sized_relobj_incr::invalid_address): Move to base class.
2423 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2425 (Sized_relobj_incr::do_output_section_offset): Likewise.
2426 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2427 (Sized_relobj_incr::section_offsets_): Likewise.
2428 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2430 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2431 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2432 with accessor function.
2433 (Sized_relobj_file::do_layout): Likewise.
2434 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2435 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2436 (Sized_relobj_file::compute_final_local_value): Replace refs to
2437 section_offsets_ with accessor function.
2438 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2439 * object.h (Relobj::Relobj): Initialize new data members.
2440 (Relobj::add_dyn_reloc): New function.
2441 (Relobj::first_dyn_reloc): New function.
2442 (Relobj::dyn_reloc_count): New function.
2443 (Relobj::first_dyn_reloc_): New data member.
2444 (Relobj::dyn_reloc_count_): New data member.
2445 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2447 (Sized_relobj::Address): New typedef.
2448 (Sized_relobj::invalid_address): Move here from child class.
2449 (Sized_relobj::Sized_relobj): Initialize new data members.
2450 (Sized_relobj::sized_relobj): New function.
2451 (Sized_relobj::is_output_section_offset_invalid): Move here from
2453 (Sized_relobj::get_output_section_offset): Likewise.
2454 (Sized_relobj::local_has_got_offset): Likewise.
2455 (Sized_relobj::local_got_offset): Likewise.
2456 (Sized_relobj::set_local_got_offset): Likewise.
2457 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2458 (Sized_relobj::clear_got_offsets): New function.
2459 (Sized_relobj::section_offsets): Move here from child class.
2460 (Sized_relobj::do_output_section_offset): Likewise.
2461 (Sized_relobj::do_set_section_offset): Likewise.
2462 (Sized_relobj::Local_got_offsets): Likewise.
2463 (Sized_relobj::local_got_offsets_): Likewise.
2464 (Sized_relobj::section_offsets_): Likewise.
2465 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2467 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2469 (Sized_relobj_file::sized_relobj): New function
2470 (Sized_relobj_file::local_has_got_offset): Move to base class.
2471 (Sized_relobj_file::local_got_offset): Likewise.
2472 (Sized_relobj_file::set_local_got_offset): Likewise.
2473 (Sized_relobj_file::get_output_section_offset): Likewise.
2474 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2475 (Sized_relobj_file::do_output_section_offset): Likewise.
2476 (Sized_relobj_file::do_set_section_offset): Likewise.
2477 (Sized_relobj_file::Local_got_offsets): Likewise.
2478 (Sized_relobj_file::local_got_offsets_): Likewise.
2479 (Sized_relobj_file::section_offsets_): Likewise.
2480 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2482 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2483 (Output_reloc::get_symbol_index): Likewise.
2484 (Output_reloc::local_section_offset): Likewise.
2485 (Output_reloc::get_address): Likewise.
2486 (Output_reloc::symbol_value): Likewise.
2487 (Output_data_got::reserve_slot): Move to class definition.
2488 (Output_data_got::reserve_local): New function.
2489 (Output_data_got::reserve_slot_for_global): Remove.
2490 (Output_data_got::reserve_global): New function.
2491 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2492 (all constructors, two instantiations).
2493 (Output_reloc::get_relobj): New function (two instantiations).
2494 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2495 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2496 (Output_data_reloc::add_global): Adjust type of relobj.
2497 (Output_data_reloc::add_global_relative): Likewise.
2498 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2499 (Output_data_reloc::add_local): Likewise.
2500 (Output_data_reloc::add_local_relative): Likewise.
2501 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2502 (Output_data_reloc::add_local_section): Likewise.
2503 (Output_data_reloc::add_output_section): Likewise.
2504 (Output_data_reloc::add_absolute): Likewise.
2505 (Output_data_reloc::add_target_specific): Likewise.
2506 (Output_data_got::reserve_slot): Move definition here.
2507 (Output_data_got::reserve_local): New function.
2508 (Output_data_got::reserve_global): New function.
2509 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2510 section_offsets_ with accessor function.
2511 (Sized_relobj_file::write_sections): Likewise.
2512 (Sized_relobj_file::do_relocate_sections): Likewise.
2513 * target.h (Sized_target::reserve_local_got_entry): New function.
2514 (Sized_target::reserve_global_got_entry): New function.
2515 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2516 (Target_x86_64::reserve_global_got_entry): New function.
2517 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2519 2011-05-23 Cary Coutant <ccoutant@google.com>
2521 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2522 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2523 bit when checking got_type.
2524 * incremental.cc (Sized_incremental_binary::setup_readers):
2525 Store symbol table and string table locations; initialize bit vector
2526 of file status flags.
2527 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2529 (Sized_incremental_binary::do_process_got_plt): New function.
2530 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2531 (Output_section_incremental_inputs::set_final_data_size): Record
2532 file index for each input file.
2533 (Output_section_incremental_inputs::write_got_plt): Store file index
2534 instead of input entry offset for each GOT entry.
2536 (Incremental_input_entry::Incremental_input_entry): Initialize new
2538 (Incremental_input_entry::set_offset): Store file index.
2539 (Incremental_input_entry::get_file_index): New function.
2540 (Incremental_input_entry::file_index_): New data member.
2541 (Incremental_binary::process_got_plt): New function.
2542 (Incremental_binary::do_process_got_plt): New function.
2543 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2545 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2546 (Sized_incremental_binary::set_file_is_unchanged): New function.
2547 (Sized_incremental_binary::file_is_unchanged): New function.
2548 (Sized_incremental_binary::do_process_got_plt): New function.
2549 (Sized_incremental_binary::file_status_): New data member.
2550 (Sized_incremental_binary::main_symtab_loc_): New data member.
2551 (Sized_incremental_binary::main_strtab_loc_): New data member.
2552 * output.cc (Output_data_got::Got_entry::write): Add case
2554 (Output_data_got::add_global): Call add_got_entry.
2555 (Output_data_got::add_global_plt): Likewise.
2556 (Output_data_got::add_global_with_rel): Likewise.
2557 (Output_data_got::add_global_with_rela): Likewise.
2558 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2559 (Output_data_got::add_global_pair_with_rela): Likewise.
2560 (Output_data_got::add_local): Call add_got_entry.
2561 (Output_data_got::add_local_plt): Likewise.
2562 (Output_data_got::add_local_with_rel): Likewise.
2563 (Output_data_got::add_local_with_rela): Likewise.
2564 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2565 (Output_data_got::add_local_pair_with_rela): Likewise.
2566 (Output_data_got::reserve_slot): New function.
2567 (Output_data_got::reserve_slot_for_global): New function.
2568 (Output_data_got::add_got_entry): New function.
2569 (Output_data_got::add_got_entry_pair): New function.
2570 (Output_section::add_output_section_data): Edit FIXME.
2572 (Output_section_data_build::Output_section_data_build): New
2573 constructor with size parameter.
2574 (Output_data_space::Output_data_space): Likewise.
2575 (Output_data_got::Output_data_got): Initialize new data member; new
2576 constructor with size parameter.
2577 (Output_data_got::add_constant): Call add_got_entry.
2578 (Output_data_got::reserve_slot): New function.
2579 (Output_data_got::reserve_slot_for_global): New function.
2580 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2581 (Output_data_got::add_got_entry): New function.
2582 (Output_data_got::add_got_entry_pair): New function.
2583 (Output_data_got::free_list_): New data member.
2584 * target.h (Sized_target::init_got_plt_for_update): New function.
2585 (Sized_target::register_global_plt_entry): New function.
2586 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2587 Initialize new data member; call init; add constructor with PLT count.
2588 (Output_data_plt_x86_64::init): New function.
2589 (Output_data_plt_x86_64::add_relocation): New function.
2590 (Output_data_plt_x86_64::reserve_slot): New function.
2591 (Output_data_plt_x86_64::free_list_): New data member.
2592 (Target_x86_64::init_got_plt_for_update): New function.
2593 (Target_x86_64::register_global_plt_entry): New function.
2594 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2595 incremental updates.
2596 (Output_data_plt_x86_64::add_relocation): New function.
2597 * testsuite/object_unittest.cc (Object_test): Set default options.
2599 2011-05-16 Ian Lance Taylor <iant@google.com>
2601 * options.h (class General_options): Make -i a synonym for -r.
2603 2011-05-16 Ian Lance Taylor <iant@google.com>
2605 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2607 2011-05-10 Cary Coutant <ccoutant@google.com>
2609 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2612 2011-05-06 Ian Lance Taylor <iant@google.com>
2614 * layout.cc (Layout::layout): If the output section flags change,
2615 update the ordering.
2617 2011-04-25 Cary Coutant <ccoutant@google.com>
2619 * incremental-dump.cc (dump_incremental_inputs): Print local
2620 symbol info for each input file.
2622 (Output_section_incremental_inputs::set_final_data_size): Add local
2623 symbol info to input file entries in incremental info.
2624 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2625 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2626 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2627 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2629 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2630 (Sized_incr_relobj::do_relocate): Write the local symbols.
2631 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2632 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2633 Adjust size of input file header.
2634 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2635 (Incremental_inputs_reader::get_local_symbol_count): New function.
2636 (Incremental_inputs_reader::get_input_section): Adjust size of input
2638 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2639 (Sized_incr_relobj::This): New typedef.
2640 (Sized_incr_relobj::sym_size): New const data member.
2641 (Sized_incr_relobj::Local_symbol): New struct.
2642 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2643 (Sized_incr_relobj::do_local_symbol_offset): New function.
2644 (Sized_incr_relobj::local_symbol_count_): New data member.
2645 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2646 (Sized_incr_relobj::local_symbol_index_): New data member.
2647 (Sized_incr_relobj::local_symbol_offset_): New data member.
2648 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2649 (Sized_incr_relobj::local_symbols_): New data member.
2650 * object.h (Relobj::output_local_symbol_count): New function.
2651 (Relobj::local_symbol_offset): New function.
2652 (Relobj::do_output_local_symbol_count): New function.
2653 (Relobj::do_local_symbol_offset): New function.
2654 (Sized_relobj::do_output_local_symbol_count): New function.
2655 (Sized_relobj::do_local_symbol_offset): New function.
2657 2011-04-22 Vladimir Simonov <sv@sw.ru>
2659 * descriptors.cc (set_close_on_exec): New function.
2660 (Descriptors::open): Use set_close_on_exec.
2661 * output.cc (S_ISLNK): Define if not defined.
2663 2011-04-22 Cary Coutant <ccoutant@google.com>
2665 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2667 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2668 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2669 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2671 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2672 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2673 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2675 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2677 (Incremental_binary::apply_incremental_relocs): New function.
2678 (Incremental_binary::do_apply_incremental_relocs): New function.
2679 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2681 (Sized_incremental_binary::add_global_symbol): New function.
2682 (Sized_incremental_binary::global_symbol): New function.
2683 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2684 (Sized_incremental_binary::symbol_map_): New data member.
2685 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2686 * target.h (Sized_target::apply_relocation): New function.
2687 * target-reloc.h (apply_relocation): New function.
2688 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2690 2011-04-22 Doug Kwan <dougkwan@google.com>
2692 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2693 flag of a SHT_ARM_EXIDX section.
2694 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2695 * testsuite/Makefile.in: Regenerate.
2696 * testsuite/arm_exidx_test.s: New file.
2697 * testsuite/arm_exidx_test.sh: Same.
2699 2011-04-20 Cary Coutant <ccoutant@google.com>
2702 * archive.h (Incremental_archive_entry::Archive_member):
2703 Initialize arg_serial_ (second constructor).
2705 2011-04-17 Ian Lance Taylor <iant@google.com>
2707 * object.cc (Relocate_info::location): Simplify location string.
2708 * errors.cc (Errors::error_at_location): Don't print program
2710 (Errors::warning_at_location): Likewise.
2711 (Errors::undefined_symbol): Likewise.
2712 * testsuite/debug_msg.sh: Update accordingly.
2714 2011-04-14 Cary Coutant <ccoutant@google.com>
2716 * gold/layout.cc (Layout::symtab_section_offset): New function.
2717 * gold/layout.h (Layout::symtab_section_offset): New function.
2718 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2720 2011-04-12 Ian Lance Taylor <iant@google.com>
2722 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2723 with MREMAP_MAYMOVE.
2724 * output.h (class Output_file): Add map_is_allocated_ field.
2725 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2726 not available, provide stubs. If mremap is not available, #define
2728 (MREMAP_MAYMOVE): Define if not defined.
2729 (Output_file::Output_file): Initialize map_is_allocated_.
2730 (Output_file::resize): Check map_is_allocated_.
2731 (Output_file::map_anonymous): If mmap fails, use malloc.
2732 (Output_file::unmap): Don't do anything for an anonymous map.
2733 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2734 is not available, provide stubs.
2735 (File_read::View::~View): Use free rather than delete[].
2736 (File_read::make_view): Use malloc rather than new[]. If mmap
2738 (File_read::find_or_make_view): Use malloc rather than new[].
2739 * gold.h: Remove HAVE_REMAP code.
2740 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2741 exists. Rename mremap to gold_mremap. If mmap is not available
2743 * configure, config.in: Rebuild.
2745 2011-04-11 Ian Lance Taylor <iant@google.com>
2747 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2748 initialize local variable v.
2750 2011-04-11 Cary Coutant <ccoutant@google.com>
2752 * archive.cc (Archive::include_member): Adjust call to
2754 (Add_archive_symbols::run): Track argument serial numbers.
2755 (Lib_group::include_member): Likewise.
2756 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2757 * archive.h (Incremental_archive_entry::Archive_member):
2758 Initialize arg_serial_.
2759 (Archive_member::arg_serial_): New data member.
2760 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2761 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2763 (Sized_dynobj::do_for_all_local_got_entries): New function.
2764 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2766 * fileread.cc (get_mtime): New function.
2767 * fileread.h (get_mtime): New function.
2768 * gold.cc (queue_initial_tasks): Check for incremental update.
2769 (process_incremental_input): New function.
2770 (queue_middle_tasks): Don't force valid target for incremental
2772 * incremental-dump.cc (find_input_containing_global): Adjust
2773 size of symbol info entry.
2774 (dump_incremental_inputs): Dump argument serial number and
2775 in_system_directory flag; bias shndx by 1; print symbol names
2776 when dumping per-file symbol lists; use new symbol info readers.
2778 (Output_section_incremental_inputs:update_data_size): New function.
2779 (Sized_incremental_binary::setup_readers): Setup input readers
2780 for each input file; build maps for files added from libraries
2782 (Sized_incremental_binary::check_input_args): New function.
2783 (Sized_incremental_binary::do_check_inputs): Build map of argument
2784 serial numbers to input arguments.
2785 (Sized_incremental_binary::do_file_has_changed): Rename
2786 do_file_is_unchanged to this; compare file modification times.
2787 (Sized_incremental_binary::do_init_layout): New function.
2788 (Sized_incremental_binary::do_reserve_layout): New function.
2789 (Sized_incremental_binary::do_get_input_reader): Remove.
2790 (Sized_incremental_binary::get_symtab_view): New function.
2791 (Incremental_checker::can_incrementally_link_output_file): Remove.
2792 (Incremental_inputs::report_command_line): Exclude --debug options.
2793 (Incremental_inputs::report_archive_begin): Add parameter; track
2794 argument serial numbers; don't put input file entry for archive
2795 before archive members.
2796 (Incremental_inputs::report_archive_end): Put input file entry
2797 for archive after archive members.
2798 (Incremental_inputs::report_object): Add parameter; track argument
2799 serial numbers and in_system_directory flag.
2800 (Incremental_inputs::report_script): Add parameter; track argument
2802 (Output_section_incremental_inputs::set_final_data_size): Adjust
2803 size of symbol info entry; check for forwarding symbols.
2804 (Output_section_incremental_inputs::write_input_files): Write
2805 in_system_directory flag and argument serial number.
2806 (Output_section_incremental_inputs::write_info_blocks): Map section
2807 indices between incremental info and original input file; store
2808 input section index for each symbol.
2809 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2810 change operator() to visit().
2811 (class Global_got_offset_visitor): Likewise.
2812 (class Global_symbol_visitor_got_plt):
2813 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2815 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2816 (Sized_incr_relobj::do_read_symbols): New function.
2817 (Sized_incr_relobj::do_layout): New function.
2818 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2819 (Sized_incr_relobj::do_add_symbols): New function.
2820 (Sized_incr_relobj::do_should_include_member): New function.
2821 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2822 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2823 (Sized_incr_relobj::do_section_size): New function.
2824 (Sized_incr_relobj::do_section_name): New function.
2825 (Sized_incr_relobj::do_section_contents): New function.
2826 (Sized_incr_relobj::do_section_flags): New function.
2827 (Sized_incr_relobj::do_section_entsize): New function.
2828 (Sized_incr_relobj::do_section_address): New function.
2829 (Sized_incr_relobj::do_section_type): New function.
2830 (Sized_incr_relobj::do_section_link): New function.
2831 (Sized_incr_relobj::do_section_info): New function.
2832 (Sized_incr_relobj::do_section_addralign): New function.
2833 (Sized_incr_relobj::do_initialize_xindex): New function.
2834 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2835 (Sized_incr_relobj::do_read_relocs): New function.
2836 (Sized_incr_relobj::do_gc_process_relocs): New function.
2837 (Sized_incr_relobj::do_scan_relocs): New function.
2838 (Sized_incr_relobj::do_count_local_symbols): New function.
2839 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2840 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2841 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2842 (Sized_incr_relobj::do_relocate): New function.
2843 (Sized_incr_relobj::do_set_section_offset): New function.
2844 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2845 (Sized_incr_dynobj::do_read_symbols): New function.
2846 (Sized_incr_dynobj::do_layout): New function.
2847 (Sized_incr_dynobj::do_add_symbols): New function.
2848 (Sized_incr_dynobj::do_should_include_member): New function.
2849 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2850 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2851 (Sized_incr_dynobj::do_section_size): New function.
2852 (Sized_incr_dynobj::do_section_name): New function.
2853 (Sized_incr_dynobj::do_section_contents): New function.
2854 (Sized_incr_dynobj::do_section_flags): New function.
2855 (Sized_incr_dynobj::do_section_entsize): New function.
2856 (Sized_incr_dynobj::do_section_address): New function.
2857 (Sized_incr_dynobj::do_section_type): New function.
2858 (Sized_incr_dynobj::do_section_link): New function.
2859 (Sized_incr_dynobj::do_section_info): New function.
2860 (Sized_incr_dynobj::do_section_addralign): New function.
2861 (Sized_incr_dynobj::do_initialize_xindex): New function.
2862 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2863 (make_sized_incremental_object): New function.
2864 (Incremental_library::copy_unused_symbols): New function.
2865 (Incremental_library::do_for_all_unused_symbols): New function.
2866 * incremental.h (enum Incremental_input_flags): New type.
2867 (class Incremental_checker): Remove.
2868 (Incremental_input_entry::Incremental_input_entry): Add argument
2870 (Incremental_input_entry::arg_serial): New function.
2871 (Incremental_input_entry::set_is_in_system_directory): New function.
2872 (Incremental_input_entry::is_in_system_directory): New function.
2873 (Incremental_input_entry::arg_serial_): New data member.
2874 (Incremental_input_entry::is_in_system_directory_): New data member.
2875 (class Script_info): Move here from script.h.
2876 (Script_info::Script_info): Add filename parameter.
2877 (Script_info::filename): New function.
2878 (Script_info::filename_): New data member.
2879 (Incremental_script_entry::Incremental_script_entry): Add argument
2881 (Incremental_object_entry::Incremental_object_entry): Likewise.
2882 (Incremental_object_entry::add_input_section): Build list of input
2883 sections with map to original shndx.
2884 (Incremental_object_entry::get_input_section_index): New function.
2885 (Incremental_object_entry::shndx_): New data member.
2886 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2887 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2888 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2890 (Incremental_inputs::report_archive_begin): Likewise.
2891 (Incremental_inputs::report_object): Likewise.
2892 (Incremental_inputs::report_script): Likewise.
2893 (class Incremental_global_symbol_reader): New class.
2894 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2895 and store flags and input file type.
2896 (Incremental_input_entry_reader::arg_serial): New function.
2897 (Incremental_input_entry_reader::type): Extract type from flags.
2898 (Incremental_input_entry_reader::is_in_system_directory): New function.
2899 (Incremental_input_entry_reader::get_input_section_count): Call
2900 accessor function for type.
2901 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2902 function for type; adjust size of global symbol entry.
2903 (Incremental_input_entry_reader::get_global_symbol_count): Call
2904 accessor function for type.
2905 (Incremental_input_entry_reader::get_object_count): Likewise.
2906 (Incremental_input_entry_reader::get_object_offset): Likewise.
2907 (Incremental_input_entry_reader::get_member_count): Likewise.
2908 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2909 (Incremental_input_entry_reader::get_member_offset): Likewise.
2910 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2911 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2912 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2913 (Incremental_input_entry_reader::get_global_symbol_reader): New
2915 (Incremental_input_entry_reader::get_output_symbol_index): New
2917 (Incremental_input_entry_reader::type_): Remove.
2918 (Incremental_input_entry_reader::flags_): New data member.
2919 (Incremental_inputs_reader::input_file_offset): New function.
2920 (Incremental_inputs_reader::input_file_index): New function.
2921 (Incremental_inputs_reader::input_file): Call input_file_offset.
2922 (Incremental_inputs_reader::input_file_at_offset): New function.
2923 (Incremental_relocs_reader::get_r_type): Reformat.
2924 (Incremental_relocs_reader::get_r_shndx): Reformat.
2925 (Incremental_relocs_reader::get_r_offset): Reformat.
2926 (Incremental_relocs_reader::data): New function.
2927 (Incremental_binary::Incremental_binary): Initialize new data members.
2928 (Incremental_binary::check_inputs): Add cmdline parameter.
2929 (Incremental_binary::file_is_unchanged): Remove.
2930 (Input_reader::arg_serial): New function.
2931 (Input_reader::get_unused_symbol_count): New function.
2932 (Input_reader::get_unused_symbol): New function.
2933 (Input_reader::do_arg_serial): New function.
2934 (Input_reader::do_get_unused_symbol_count): New function.
2935 (Input_reader::do_get_unused_symbol): New function.
2936 (Incremental_binary::input_file_count): New function.
2937 (Incremental_binary::get_input_reader): Change signature to use
2938 index instead of filename.
2939 (Incremental_binary::file_has_changed): New function.
2940 (Incremental_binary::get_input_argument): New function.
2941 (Incremental_binary::get_library): New function.
2942 (Incremental_binary::get_script_info): New function.
2943 (Incremental_binary::init_layout): New function.
2944 (Incremental_binary::reserve_layout): New function.
2945 (Incremental_binary::output_file): New function.
2946 (Incremental_binary::do_check_inputs): New function.
2947 (Incremental_binary::do_file_is_unchanged): Remove.
2948 (Incremental_binary::do_file_has_changed): New function.
2949 (Incremental_binary::do_init_layout): New function.
2950 (Incremental_binary::do_reserve_layout): New function.
2951 (Incremental_binary::do_input_file_count): New function.
2952 (Incremental_binary::do_get_input_reader): Change signature.
2953 (Incremental_binary::input_args_map_): New data member.
2954 (Incremental_binary::library_map_): New data member.
2955 (Incremental_binary::script_map_): New data member.
2956 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2958 (Sized_incremental_binary::output_section): New function.
2959 (Sized_incremental_binary::inputs_reader): Add const.
2960 (Sized_incremental_binary::symtab_reader): Add const.
2961 (Sized_incremental_binary::relocs_reader): Add const.
2962 (Sized_incremental_binary::got_plt_reader): Add const.
2963 (Sized_incremental_binary::get_symtab_view): New function.
2964 (Sized_incremental_binary::Inputs_reader): New typedef.
2965 (Sized_incremental_binary::Input_entry_reader): New typedef.
2966 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2967 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2968 (Sized_incremental_binary::do_file_has_changed): New function.
2969 (Sized_incremental_binary::do_init_layout): New function.
2970 (Sized_incremental_binary::do_reserve_layout): New function.
2971 (Sized_input_reader::Inputs_reader): Remove.
2972 (Sized_input_reader::Input_entry_reader): Remove.
2973 (Sized_input_reader::do_arg_serial): New function.
2974 (Sized_input_reader::do_get_unused_symbol_count): New function.
2975 (Sized_input_reader::do_get_unused_symbol): New function.
2976 (Sized_incremental_binary::do_input_file_count): New function.
2977 (Sized_incremental_binary::do_get_input_reader): Change signature;
2978 use index instead of filename.
2979 (Sized_incremental_binary::section_map_): New data member.
2980 (Sized_incremental_binary::input_entry_readers_): New data member.
2981 (class Sized_incr_relobj): New class.
2982 (class Sized_incr_dynobj): New class.
2983 (make_sized_incremental_object): New function.
2984 (class Incremental_library): New class.
2985 * layout.cc (Free_list::num_lists): New static data member.
2986 (Free_list::num_nodes): New static data member.
2987 (Free_list::num_removes): New static data member.
2988 (Free_list::num_remove_visits): New static data member.
2989 (Free_list::num_allocates): New static data member.
2990 (Free_list::num_allocate_visits): New static data member.
2991 (Free_list::init): New function.
2992 (Free_list::remove): New function.
2993 (Free_list::allocate): New function.
2994 (Free_list::dump): New function.
2995 (Free_list::print_stats): New function.
2996 (Layout_task_runner::run): Resize output file for incremental updates.
2997 (Layout::Layout): Initialize new data members.
2998 (Layout::set_incremental_base): New function.
2999 (Layout::init_fixed_output_section): New function.
3000 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3001 incremental updates.
3002 (Layout::create_gold_note): Do not create gold note section for
3003 incremental updates.
3004 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3005 for incremental updates.
3006 (Layout::set_section_offsets): For incremental updates, allocate space
3008 (Layout::create_symtab_sections): Layout with offsets relative to
3009 start of section; for incremental updates, allocate space from free
3011 (Layout::create_shdrs): For incremental updates, allocate space from
3013 (Layout::finish_dynamic_section): For incremental updates, do not
3014 check --as-needed (fixed in subsequent patch).
3015 * layout.h (class Free_list): New class.
3016 (Layout::set_incremental_base): New function.
3017 (Layout::incremental_base): New function.
3018 (Layout::init_fixed_output_section): New function.
3019 (Layout::allocate): New function.
3020 (Layout::incremental_base_): New data member.
3021 (Layout::free_list_): New data member.
3022 * main.cc (main): Print Free_list statistics.
3023 * object.cc (Relobj::finalize_incremental_relocs): Add
3024 clear_counts parameter; clear counts only when clear_counts is set.
3025 (Sized_relobj::Sized_relobj): Initialize new base class.
3026 (Sized_relobj::do_layout): Don't report special sections.
3027 (Sized_relobj::do_for_all_local_got_entries): New function.
3028 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3029 symtab_off to all symbol table offsets.
3030 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3031 * object.h (class Got_offset_list): Move to top of file.
3032 (Object::Object): Allow case where input_file == NULL.
3033 (Object::~Object): Likewise.
3034 (Object::input_file): Assert that input_file != NULL.
3035 (Object::lock): Allow case where input_file == NULL.
3036 (Object::unlock): Likewise.
3037 (Object::is_locked): Likewise.
3038 (Object::token): Likewise.
3039 (Object::release): Likewise.
3040 (Object::is_incremental): New function.
3041 (Object::get_mtime): New function.
3042 (Object::for_all_local_got_entries): New function.
3043 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3044 (Object::set_is_in_system_directory): New function.
3045 (Object::is_in_system_directory): New function.
3046 (Object::do_is_incremental): New function.
3047 (Object::do_get_mtime): New function.
3048 (Object::do_for_all_local_got_entries): New function.
3049 (Object::is_in_system_directory_): New data member.
3050 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3051 (class Sized_relobj_base): New class.
3052 (class Sized_relobj): Derive from Sized_relobj_base.
3053 (class Sized_relobj::Symbols): Redeclare from base class.
3054 (class Sized_relobj::local_got_offset_list): Remove.
3055 (class Sized_relobj::Output_sections): Redeclare from base class.
3056 (class Sized_relobj::do_for_all_local_got_entries): New function.
3057 (class Sized_relobj::write_local_symbols): Add offset parameter.
3058 (class Sized_relobj::local_symbol_offset_): Update comment.
3059 (class Sized_relobj::local_dynsym_offset_): Update comment.
3060 * options.cc (Input_arguments::add_file): Remove const.
3061 * options.h (Input_file_argument::Input_file_argument):
3062 Initialize arg_serial_ (all constructors).
3063 (Input_file_argument::set_arg_serial): New function.
3064 (Input_file_argument::arg_serial): New function.
3065 (Input_file_argument::arg_serial_): New data member.
3066 (Input_arguments::Input_arguments): Initialize file_count_.
3067 (Input_arguments::add_file): Remove const.
3068 (Input_arguments::number_of_input_files): New function.
3069 (Input_arguments::file_count_): New data member.
3070 (Command_line::number_of_input_files): Call
3071 Input_arguments::number_of_input_files.
3072 * output.cc (Output_segment_headers::Output_segment_headers):
3074 (Output_section::Input_section::current_data_size): New function.
3075 (Output_section::Output_section): Initialize new data members.
3076 (Output_section::add_input_section): Don't do merge sections for
3077 an incremental link; allocate space from free list for an
3079 (Output_section::add_output_section_data): Allocate space from
3080 free list for an incremental update.
3081 (Output_section::update_data_size): New function.
3082 (Output_section::set_fixed_layout): New function.
3083 (Output_section::reserve): New function.
3084 (Output_segment::set_section_addresses): Remove const.
3085 (Output_segment::set_section_list_addresses): Remove const; allocate
3086 space from free list for an incremental update.
3087 (Output_segment::set_offset): Adjust size of RELRO segment for an
3089 * output.h (Output_data::current_data_size): Move here from
3091 (Output_data::pre_finalize_data_size): New function.
3092 (Output_data::update_data_size): New function.
3093 (Output_section_headers::update_data_size): new function.
3094 (Output_section_data_build::current_data_size): Move to Output_data.
3095 (Output_data_strtab::update_data_size): New function.
3096 (Output_section::current_data_size): Move to Output_data.
3097 (Output_section::set_fixed_layout): New function.
3098 (Output_section::has_fixed_layout): New function.
3099 (Output_section::reserve): New function.
3100 (Output_section::update_data_size): New function.
3101 (Output_section::has_fixed_layout_): New data member.
3102 (Output_section::free_list_): New data member.
3103 (Output_segment::set_section_addresses): Remove const.
3104 (Output_segment::set_section_list_addresses): Remove const.
3105 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3107 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3109 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3110 parameter when calling Add_symbols constructor; store argument
3111 serial number for members of a lib group.
3112 (Add_symbols::locks): Allow case where token == NULL.
3113 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3114 (Read_member::~Read_member): New function.
3115 (Read_member::is_runnable): New function.
3116 (Read_member::locks): New function.
3117 (Read_member::run): New function.
3118 (Check_script::~Check_script): New function.
3119 (Check_script::is_runnable): New function.
3120 (Check_script::locks): New function.
3121 (Check_script::run): New function.
3122 (Check_library::~Check_library): New function.
3123 (Check_library::is_runnable): New function.
3124 (Check_library::locks): New function.
3125 (Check_library::run): New function.
3126 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3127 (Add_symbols::library_): New data member.
3128 (class Read_member): New class.
3129 (class Check_script): New class.
3130 (class Check_library): New class.
3131 * reloc.cc (Read_relocs::is_runnable): Allow case where
3133 (Read_relocs::locks): Likewise.
3134 (Scan_relocs::locks): Likewise.
3135 (Relocate_task::locks): Likewise.
3136 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3138 (Sized_relobj::incremental_relocs_scan): Fix comment.
3139 (Sized_relobj::do_relocate): Pass output file offset to
3140 write_local_symbols.
3141 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3142 from class declaration.
3143 * script.cc (read_input_script): Allocate Script_info; pass
3144 argument serial number to report_script.
3145 * script.h (class Script_info): Move to incremental.h.
3146 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3147 * symtab.h (Symbol_table::add_from_incrobj): New function.
3148 (Symbol_table::set_file_offset): New function.
3150 2011-04-05 Cary Coutant <ccoutant@google.com>
3152 * incremental-dump.cc (dump_incremental_inputs): Change signature
3153 to take a Sized_incremental_binary; change caller. Use readers
3154 in Sized_incremental_binary.
3156 (Sized_incremental_binary::find_incremental_inputs_sections):
3157 Rename do_find_incremental_inputs_sections to this.
3158 (Sized_incremental_binary::setup_readers): New function.
3159 (Sized_incremental_binary::do_check_inputs): Check
3160 has_incremental_info_ flag; move setup code to setup_readers;
3162 (Sized_incremental_binary::do_file_is_unchanged): New function.
3163 (Sized_incremental_binary::do_get_input_reader): New function.
3164 * incremental.h (class Incremental_binary): Move to end of file.
3165 (Incremental_binary::file_is_unchanged): New function.
3166 (Incremental_binary::do_file_is_unchanged): New function.
3167 (Incremental_binary::Input_reader): New class.
3168 (Incremental_binary::get_input_reader): New function.
3169 (class Sized_incremental_binary): Move to end of file.
3170 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3171 input section reader classes.
3172 (Sized_incremental_binary::has_incremental_info): New function.
3173 (Sized_incremental_binary::inputs_reader): New function.
3174 (Sized_incremental_binary::symtab_reader): New function.
3175 (Sized_incremental_binary::relocs_reader): New function.
3176 (Sized_incremental_binary::got_plt_reader): New function.
3177 (Sized_incremental_binary::do_file_is_unchanged): New function.
3178 (Sized_incremental_binary::Sized_input_reader): New class.
3179 (Sized_incremental_binary::get_input_reader): New function.
3180 (Sized_incremental_binary::find_incremental_inputs_sections):
3181 Rename do_find_incremental_inputs_sections to this.
3182 (Sized_incremental_binary::setup_readers): New function.
3183 (Sized_incremental_binary::has_incremental_info_): New data member.
3184 (Sized_incremental_binary::inputs_reader_): New data member.
3185 (Sized_incremental_binary::symtab_reader_): New data member.
3186 (Sized_incremental_binary::relocs_reader_): New data member.
3187 (Sized_incremental_binary::got_plt_reader_): New data member.
3188 (Sized_incremental_binary::current_input_file_): New data member.
3190 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3193 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3196 2011-03-30 Cary Coutant <ccoutant@google.com>
3198 * archive.cc (Archive::include_member): Adjust call to report_object.
3199 (Add_archive_symbols::run): Add script_info to call to
3200 report_archive_begin.
3201 (Lib_group::include_member): Adjust call to report_object.
3202 (Add_lib_group_symbols::run): Adjust call to report_object.
3203 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3204 blocks. Add object count for script input files.
3205 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3206 script_info parameter; change all callers.
3207 (Incremental_inputs::report_object): Add script_info parameter;
3209 (Incremental_inputs::report_script): Store backpointer to
3210 incremental info entry.
3211 (Output_section_incremental_inputs::set_final_data_size): Record
3212 additional information for scripts.
3213 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3214 * incremental.h (Incremental_script_entry::add_object): New function.
3215 (Incremental_script_entry::get_object_count): New function.
3216 (Incremental_script_entry::get_object): New function.
3217 (Incremental_script_entry::objects_): New data member; adjust
3219 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3220 (Incremental_inputs::report_object): Add script_info parameter.
3221 (Incremental_inputs_reader::get_object_count): New function.
3222 (Incremental_inputs_reader::get_object_offset): New function.
3223 * options.cc (Input_arguments::add_file): Return reference to
3225 * options.h (Input_argument::set_script_info): New function.
3226 (Input_argument::script_info): New function.
3227 (Input_argument::script_info_): New data member; adjust all
3229 (Input_file_group::add_file): Return reference to new input argument.
3230 (Input_file_lib::add_file): Likewise.
3231 (Input_arguments::add_file): Likewise.
3232 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3233 * script.cc (Parser_closure::Parser_closure): Add script_info
3234 parameter; adjust all callers.
3235 (Parser_closure::script_info): New function.
3236 (Parser_closure::script_info_): New data member.
3237 (read_input_script): Report scripts earlier to incremental info.
3238 (script_add_file): Set script_info in Input_argument.
3239 (script_add_library): Likewise.
3240 * script.h (Script_options::Script_info): Rewrite class.
3242 2011-03-29 Cary Coutant <ccoutant@google.com>
3244 * archive.cc (Library_base::should_include_member): Move
3245 method here from class Archive.
3246 (Archive::Archive): Initialize base class.
3247 (Archive::should_include_member): Move to base class.
3248 (Archive::do_for_all_unused_symbols): New function.
3249 (Add_archive_symbols::run): Remove redundant access to
3251 (Lib_group::Lib_group): Initialize base class.
3252 (Lib_group::do_filename): New function.
3253 (Lib_group::include_member): Pass pointer to Lib_group to
3255 (Lib_group::do_for_all_unused_symbols): New function.
3256 (Add_lib_group_symbols::run): Report archive information for
3258 * archive.h (class Library_base): New base class.
3259 (class Archive): Derive from Library_base.
3260 (Archive::filename): Move to base class.
3261 (Archive::set_incremental_info): Likewise.
3262 (Archive::incremental_info): Likewise.
3263 (Archive::Should_include): Likewise.
3264 (Archive::should_include_member): Likewise.
3265 (Archive::Armap_entry): Remove.
3266 (Archive::Unused_symbol_iterator): Remove.
3267 (Archive::unused_symbols_begin): Remove.
3268 (Archive::unused_symbols_end): Remove.
3269 (Archive::do_filename): New function.
3270 (Archive::do_get_mtime): New function.
3271 (Archive::do_for_all_unused_symbols): New function.
3272 (Archive::task_): Move to base class.
3273 (Archive::incremental_info_): Likewise.
3274 (class Lib_group): Derive from Library_base.
3275 (Lib_group::do_filename): New function.
3276 (Lib_group::do_get_mtime): New function.
3277 (Lib_group::do_for_all_unused_symbols): New function.
3278 (Lib_group::task_): Move to base class.
3279 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3281 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3283 * incremental.cc (Incremental_inputs::report_archive_begin):
3284 Use Library_base; call library's get_mtime; add incremental inputs
3285 entry before members.
3286 (class Unused_symbol_visitor): New class.
3287 (Incremental_inputs::report_archive_end): Use Library_base; use
3288 visitor class to record unused symbols; don't add incremental inputs
3289 entry after members.
3290 (Incremental_inputs::report_object): Use Library_base.
3292 (Incremental_archive_entry::Incremental_archive_entry): Remove
3293 unused Archive parameter.
3294 (Incremental_inputs::report_archive_begin): Use Library_base.
3295 (Incremental_inputs::report_archive_end): Likewise.
3296 (Incremental_inputs::report_object): Likewise.
3297 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3299 * object.h (Object::for_all_global_symbols): New function.
3300 (Object::do_for_all_global_symbols): New function.
3301 (Sized_relobj::do_for_all_global_symbols): New function.
3302 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3304 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3307 2011-03-27 Ian Lance Taylor <iant@google.com>
3309 * archive.cc (Archive::interpret_header): Return -1 if something
3310 goes wrong. Change callers accordingly.
3312 2011-03-25 Cary Coutant <ccoutant@google.com>
3314 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3315 * testsuite/Makefile.in: Regenerate.
3317 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3319 * plugin.cc (get_view): New.
3320 (Plugin::load): Pass get_view to the plugin.
3321 (Plugin_manager::get_view): New.
3323 2011-03-21 Ian Lance Taylor <iant@google.com>
3325 * testsuite/final_layout.sh: Rewrite to not use dc.
3326 * testsuite/relro_test.sh: Fail if dc is not present.
3328 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3330 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3332 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3333 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3335 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3336 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3338 2011-03-14 Ian Lance Taylor <iant@google.com>
3340 * script-sections.cc (Sort_output_sections::script_compare):
3341 Rename from is_before, change return type.
3342 (Sort_output_sections::operator()): Adjust accordingly.
3344 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3347 * testsuite/odr_violation2.cc: Add comment to make all error line
3348 numbers double digits.
3349 * testsuite/debug_msg.sh: Adjust expected errors.
3351 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3353 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3354 but mark earlier ones as non-canonical
3355 (offset_to_iterator): Update search target and example
3356 (do_addr2line): Return extra lines in a vector*
3357 (format_file_lineno): Extract from do_addr2line
3358 (one_addr2line): Add vector* out-param
3359 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3360 when a lineno entry appeared last for its instruction
3361 (Dwarf_line_info): Add vector* out-param
3362 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3363 * symtab.cc (Odr_violation_compare): Include the lineno in the
3365 (linenos_from_loc): New. Combine the canonical line for an
3366 address with its other lines.
3367 (True_if_intersect): New. Helper functor to make
3368 std::set_intersection a query.
3369 (detect_odr_violations): Compare sets of lines instead of just
3370 one line for each function. This became less deterministic, but
3371 has fewer false positives.
3372 * symtab.h: Declarations.
3373 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3374 mix an optimized and non-optimized object in the same binary
3375 (odr_violation2.so): Same.
3376 * testsuite/Makefile.in: Regenerate from Makefile.am.
3377 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3378 * testsuite/debug_msg.sh: Update line numbers and add
3380 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3381 non-optimized context.
3382 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3383 isn't inlined, and use OdrDerived in an optimized context.
3384 * testsuite/odr_header1.h: Defines OdrDerived, where
3385 optimization will change the
3386 first-instruction-in-the-destructor's file and line number.
3387 * testsuite/odr_header2.h: Defines OdrBase.
3389 2011-03-09 Ian Lance Taylor <iant@google.com>
3391 * fileread.cc (File_read::clear_views): Don't delete the whole
3394 2011-03-08 Ian Lance Taylor <iant@google.com>
3397 * fileread.cc: #include <climits>.
3398 (GOLD_IOV_MAX): Define.
3399 (File_read::read_multiple): Limit number of entries by iov_max.
3400 * fileread.h (class File_read): Always set max_readv_entries to
3403 2011-03-07 Ian Lance Taylor <iant@google.com>
3406 * options.h (class General_options): Add -dy and -dn.
3408 2011-03-02 Cary Coutant <ccoutant@google.com>
3410 * testsuite/script_test_9.t: Add TLS segment.
3412 2011-03-02 Simon Baldwin <simonb@google.com>
3414 * configure.ac: Add check for gnu_indirect_function support in
3415 the toolchain building binutils.
3416 * configure: Rebuild.
3418 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3420 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3421 plugin only symbols.
3422 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3423 in plugin files as not needed in the symbol table.
3425 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3427 * output.cc (Output_section::add_input_section): Delay fill
3428 generation for section ordering.
3430 2011-02-09 Ian Lance Taylor <iant@google.com>
3433 * object.h (class Sized_relobj): Remove clear_local_symbols.
3434 * reloc.cc (Sized_relobj::do_relocate): Don't call
3435 clear_local_symbols.
3437 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3439 * plugin.cc (is_visible_from_outside): Return true for symbols
3442 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3444 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3447 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3449 * icf.h (is_section_foldable_candidate): Change type of parameter
3451 * icf.cc (Icf::find_identical_sections): Change type of local variable
3452 section_name to be std::string.
3453 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3455 2011-01-25 Ian Lance Taylor <iant@google.com>
3457 * script.cc (script_add_extern): Rewrite to use
3458 add_symbol_reference.
3460 2011-01-25 Doug Kwan <dougkwan@google.com>
3462 * icf.cc (get_section_contents): Always lock section's object.
3464 2011-01-24 Ian Lance Taylor <iant@google.com>
3466 * options.h (class General_options): Accept
3467 --no-detect-odr-violations.
3469 2011-01-24 Ian Lance Taylor <iant@google.com>
3471 * version.cc (version_string): Bump to 1.11.
3473 2011-01-24 Ian Lance Taylor <iant@google.com>
3475 * plugin.cc (class Plugin_rescan): Define new class.
3476 (Plugin_manager::claim_file): Set any_claimed_.
3477 (Plugin_manager::save_archive): New function.
3478 (Plugin_manager::save_input_group): New function.
3479 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3481 (Plugin_manager::new_undefined_symbol): New function.
3482 (Plugin_manager::rescan): New function.
3483 (Plugin_manager::rescannable_defines): New function.
3484 (Plugin_manager::add_input_file): Set any_added_.
3485 * plugin.h (class Plugin_manager): define new fields rescannable_,
3486 undefined_symbols_, any_claimed_, and any_added_. Declare
3487 Plugin_rescan as friend. Declare new functions.
3488 (Plugin_manager::Rescannable): Define type.
3489 (Plugin_manager::Rescannable_list): Define type.
3490 (Plugin_manager::Undefined_symbol_list): Define type.
3491 (Plugin_manager::Plugin_manager): Initialize new fields.
3492 * archive.cc (Archive::defines_symbol): New function.
3493 (Add_archive_symbols::run): Pass archive to plugins if any.
3494 * archive.h (class Archive): Declare defines_symbol.
3495 * readsyms.cc (Input_group::~Input_group): New function.
3496 (Finish_group::run): Pass input_group to plugins if any.
3497 * readsyms.h (class Input_group): Declare destructor.
3498 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3501 2011-01-10 Ian Lance Taylor <iant@google.com>
3503 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3505 (Layout::set_segment_offsets): Reset increase_relro before calling
3506 set_section_addresses a second time.
3508 2011-01-04 Cary Coutant <ccoutant@google.com>
3510 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3511 sections before NOBITS sections.
3513 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3515 * version.cc (print_version): Update copyright to 2011.
3517 2010-12-23 Cary Coutant <ccoutant@google.com>
3519 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3520 of OS to this->add. Add OD parameter to second form of the function.
3522 2010-12-20 Ian Lance Taylor <iant@google.com>
3524 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3525 second of two consecutive entries with same offset.
3527 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3529 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3530 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3531 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3532 to avoid unneeded links against $(LDADD).
3533 * testsuite/Makefile.in: Regenerate.
3535 2010-12-15 Ian Lance Taylor <iant@google.com>
3538 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3539 for R_X86_64_32 and R_X86_64_PC32.
3540 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3541 ver_matching_def_pic.o.
3542 (ver_matching_def_pic.o): New target.
3544 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3546 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3547 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3548 Move definition before File_read::View member definitions.
3549 (File_read::View::~View): Initialize and hold lock before
3550 updating current_mapped_bytes.
3552 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3554 * dwarf_reader.cc: Remove outdated comment.
3555 * gold-threads.cc: Fix typo in error message.
3556 * archive.cc: Fix typos in comments.
3557 * archive.h: Likewise.
3558 * arm-reloc-property.cc: Likewise.
3559 * arm-reloc-property.h: Likewise.
3560 * arm-reloc.def: Likewise.
3562 * attributes.h: Likewise.
3563 * cref.cc: Likewise.
3564 * ehframe.cc: Likewise.
3565 * fileread.h: Likewise.
3567 * i386.cc: Likewise.
3569 * incremental.h: Likewise.
3570 * int_encoding.cc: Likewise.
3571 * layout.h: Likewise.
3572 * main.cc: Likewise.
3573 * merge.h: Likewise.
3574 * object.cc: Likewise.
3575 * object.h: Likewise.
3576 * options.cc: Likewise.
3577 * readsyms.cc: Likewise.
3578 * reduced_debug_output.cc: Likewise.
3579 * reloc.cc: Likewise.
3580 * script-sections.cc: Likewise.
3581 * sparc.cc: Likewise.
3582 * symtab.h: Likewise.
3583 * target-reloc.h: Likewise.
3584 * target.cc: Likewise.
3585 * target.h: Likewise.
3586 * timer.cc: Likewise.
3587 * timer.h: Likewise.
3588 * x86_64.cc: Likewise.
3590 2010-12-09 Cary Coutant <ccoutant@google.com>
3592 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3594 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3595 parameter; change all callers.
3596 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3597 * options.h (warn_execstack): New option.
3599 2010-12-07 Doug Kwan <dougkwan@google.com>
3601 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3602 like function call relocations.
3604 2010-12-07 Ian Lance Taylor <iant@google.com>
3606 * archive.cc (Archive::get_elf_object_for_member): Permit
3607 punconfigured to be NULL.
3608 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3609 (Archive::include_member): Pass NULL to get_elf_object_for_member
3610 if we searched for the archive and this is the first included
3613 2010-12-01 Ian Lance Taylor <iant@google.com>
3615 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3616 track_relocs_type_ field.
3617 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3618 Set track_relocs_type_.
3619 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3620 contents when using RELA relocs.
3621 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3623 * reloc.cc (Track_relocs::next_addend): New function.
3624 * reloc.h (class Track_relocs): Declare next_addend.
3626 2010-12-01 Ian Lance Taylor <iant@google.com>
3628 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3631 2010-12-01 Ian Lance Taylor <iant@google.com>
3633 * README: Update compilers known to work and fail.
3635 2010-11-23 Matthias Klose <doko@ubuntu.com>
3637 * configure.in: For --enable-gold, handle value `default' instead of
3638 `both*'. Always install ld as ld.bfd, install as ld if gold is
3640 * configure: Regenerate.
3642 2010-11-18 Doug Kwan <dougkwan@google.com>
3644 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3645 and right_alignment to be zero. Store result alignment only if it is
3646 greater than existing alignment.
3648 2010-11-16 Cary Coutant <ccoutant@google.com>
3651 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3652 Check for ".zdebug_line".
3654 2010-11-16 Doug Kwan <dougkwan@google.com>
3655 Cary Coutant <ccoutant@google.com>
3657 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3658 by reference; adjust all callers.
3659 * output.cc (Output_segment::set_section_addresses): Adjust references
3660 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3662 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3663 end at page boundary.
3665 2010-11-16 Cary Coutant <ccoutant@google.com>
3668 * layout.cc (Layout::choose_output_section): Transform names of
3669 compressed sections even when using a script with a SECTIONS clause.
3670 (Layout::output_section_name): Remove code to transform
3671 compressed debug section names.
3672 * output.cc (Output_section::add_input_section): Use uncompressed
3673 section size when tracking input sections.
3675 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3677 * symtab.h (Symbol::NON_PIC_REF): Remove.
3678 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3679 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3680 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3681 (Symbol::use_plt_offset): Take a flags argument and pass it
3682 directly to needs_dynamic_reloc. Restrict check for undefined
3683 weak symbols to function calls.
3684 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3685 (Target_arm::Scan::global): Use it.
3686 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3687 (Target_arm::Relocate::relocate): Likewise.
3688 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3689 parameter with an r_type parameter. Use get_reference_flags
3691 (Target_arm::Relocate::relocate): Update accordingly.
3692 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3693 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3694 (Target_i386::Scan::global): Likewise.
3695 (Target_i386::Relocate::relocate): Likewise.
3696 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3697 parameter with an r_type parameter. Use get_reference_flags
3699 (Target_i386::Relocate::relocate): Update accordingly.
3700 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3701 (Target_powerpc::Scan::global): Use it.
3702 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3703 (Target_powerpc::Relocate::relocate): Likewise.
3704 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3705 (Target_sparc::Scan::global): Use it.
3706 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3707 (Target_sparc::Relocate::relocate): Likewise.
3708 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3709 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3710 (Target_x86_64::Scan::global): Likewise.
3711 (Target_x86_64::Relocate::relocate): Likewise.
3713 2010-11-08 Doug Kwan <dougkwan@google.com>
3714 Cary Coutant <ccoutant@google.com>
3716 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3717 (Arm_exidx_merge_section::section_contents_): New data member.
3718 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3719 (Arm_input_section::~Arm_input_section): De-allocate memory.
3720 (Arm_input_section::original_contents_): New data member.
3721 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3722 in parameters instead of calling Object::section_contents without
3724 (Arm_output_section::group_section): New parameter TASK. Pass it
3725 to callees that need locking objects.
3726 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3727 to lock EXIDX input sections. Fix a formatting issue. Call
3728 Arm_exidx_merged_section::build_contents to create merged section
3730 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3731 to lock object of stub table owner.
3732 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3733 TEXT_SIZE to initialize data member TEXT_SIZE_.
3734 (Arm_exidx_input_section::addralign): Fix typo in comment.
3735 (Arm_exidx_input_section::text_size): New method.
3736 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3737 that require locking objects. Lock objects before scanning for stubs
3738 and updating local symbols.
3739 (Arm_input_section<big_endian>::init): Copy contents of original
3741 (Arm_input_section<big_endian>::do_write): Use saved contents of
3742 original input section instead of calling Object::section_contents
3744 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3745 size without calling Object::section_size().
3746 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3747 for size. Allocate a buffer for merged EXIDX entries.
3748 (Arm_exidx_merged_section::build_contents): New method.
3749 (Arm_exidx_merged_section::do_write): Move merge section contents
3750 building code to Arm_exidx_merged_section::build_contetns. Write
3751 out contetns in buffer instead of building it on the fly.
3752 (Arm_relobj::make_exidx_input_section): Also pass text section size
3753 to Arm_exidx_input_section constructor.
3754 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3755 (Arm_dynobj::do_read_symbols): Fix memory leak.
3756 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3757 * target.h: (class Task): Add forward declaration.
3758 (Target::relax): Add new parameter TASK and pass it to
3760 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3762 2010-11-05 Cary Coutant <ccoutant@google.com>
3765 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3766 object when reading from the file.
3767 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3769 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3770 when reading section contents.
3771 (get_section_contents): Likewise.
3772 (icf::find_identical_sections): Likewise.
3773 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3774 object when reading from the file.
3775 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3776 the object when doing deferred section layout.
3778 2010-11-03 Nick Clifton <nickc@redhat.com>
3781 * script.h (class Symbol_assignment: name): New member. Returns
3782 the name of the symbol.
3783 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3784 Returns true if the given symbol name is on the list of
3785 assignments wating to be processed.
3786 * archive.cc (should_incldue_member): If the symbol is undefined,
3787 check to see if it is on the list of symbols pending assignment.
3789 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3791 * script-sections.cc (Script_sections::find_memory_region): Check
3792 for a NULL output section pointer.
3794 2010-10-29 Doug Kwan <dougkwan@google.com>
3796 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3797 Output_section::add_relaxed_input_section.
3798 * output.cc (Output_section::add_relaxed_input_section): Add new
3799 arguments LAYOUT and NAME. Set section order index.
3800 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3801 Copy section order index.
3802 * output.h (Output_section::add_relaxed_input_section): Add new
3803 arguments LAYOUT and NAME.
3805 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3807 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3808 NATIVE_OR_CROSS_LINKER.
3809 * testsuite/Makefile.in: Regenerate.
3811 2010-10-20 Doug Kwan <dougkwan@google.com>
3813 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3814 without SHF_LINK_ORDER flags.
3815 * layout.cc (Layout::choose_output_section): Do not filter
3816 SHF_LINK_ORDER flag in a relocatable link.
3818 2010-10-17 Cary Coutant <ccoutant@google.com>
3820 * output.h (Output_segment::set_section_addresses): Change function
3821 signature. Update all callers.
3822 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3824 (Output_segment::set_section_addresses): Align after last TLS
3825 section. Add padding before last relro section instead of after.
3827 2010-10-17 Doug Kwan <dougkwan@google.com>
3829 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3830 GOT output section to be writable.
3832 2010-10-14 Cary Coutant <ccoutant@google.com>
3834 * debug.h (DEBUG_INCREMENTAL): New flag.
3835 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3836 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3838 * incremental.cc (report_command_line): Ignore all forms of
3840 * layout.cc (Layout::Layout): Check parameters for incremental link
3842 * options.cc (General_options::parse_incremental): New function.
3843 (General_options::parse_no_incremental): New function.
3844 (General_options::parse_incremental_full): New function.
3845 (General_options::parse_incremental_update): New function.
3846 (General_options::incremental_mode_): New data member.
3847 (General_options::finalize): Check incremental_mode_.
3848 * options.h (General_options): Update help text for --incremental.
3849 Add --no-incremental, --incremental-full, --incremental-update.
3850 (General_options::Incremental_mode): New enum type.
3851 (General_options::incremental_mode): New function.
3852 (General_options::incremental_mode_): New data member.
3853 * parameters.cc (Parameters::incremental_mode_): New data member.
3854 (Parameters::set_options): Set incremental_mode_.
3855 (Parameters::set_incremental_full): New function.
3856 (Parameters::incremental): New function.
3857 (Parameters::incremental_update): New function.
3858 (set_parameters_incremental_full): New function.
3859 * parameters.h (Parameters::set_incremental_full): New function.
3860 (Parameters::incremental): New function.
3861 (Parameters::incremental_update): New function.
3862 (Parameters::incremental_mode_): New data member.
3863 (set_parameters_incremental_full): New function.
3864 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3865 incremental link mode.
3866 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3867 (Sized_relobj::do_relocate_sections): Likewise.
3868 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3870 * testsuite/Makefile.in: Regenerate.
3871 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3873 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3875 * script-sections.h (class Script_sections): Make
3876 Sections_elements typedef public.
3877 * script-sections.cc (class Sort_output_sections): Add elements_
3878 field. Add constructor which sets it; change all callers.
3879 (Sort_output_sections::is_before): New function.
3880 (Sort_output_sections::operator()): Call is_before.
3881 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3883 * testsuite/script_test_10.sh: New test. Test script section
3885 * testsuite/script_test_10.t: Likewise.
3886 * testsuite/script_test_10.s: Likewise.
3887 * testsuite/Makefile.am: Wrap the cross linker tests and the
3888 common tests into NATIVE_OR_CROSS_LINKER.
3889 (check_SCRIPTS): Add script_test_10.sh.
3890 (check_DATA): Add script_test_10.stdout.
3891 (script_test_10.o, script_test_10): New targets.
3892 (script_test_10.stdout): New target.
3893 * configure, testsuite/Makefile.in: Regenerate.
3895 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3897 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3898 error for the deprecated relocations.
3899 (Target_arm::Scan::global): Likewise.
3900 (Target_arm::Relocate::relocate): Likewise.
3902 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3904 * fileread.cc (Input_file::find_file): Initialize *found_name
3905 and *namep when using the fallback search for case 4.
3907 2010-10-11 Cary Coutant <ccoutant@google.com>
3909 * options.h (class General_options): Redefine -z lazy as an alias for
3910 the negation of -z now.
3912 2010-10-11 Ian Lance Taylor <iant@google.com>
3914 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3917 2010-10-06 Nick Clifton <nickc@redhat.com>
3919 * script-sections.cc(class Memory_region): Remove
3920 current_lma_offset_ field. Rename current_vma_offset_ to
3921 current_offset_. Add last_section_ field.
3922 (Memory_region::get_current_vma_address): Rename to
3923 get_current_address.
3924 (Memory_region::get_current_lma_address): Delete.
3925 (Memory_region::increment_vma_offset): Rename to
3927 (Memory_region::increment_lma_offset): Delete.
3928 (Memory_region::attributes_compatible): New method. Returns
3929 true if the provided section is compatible with the region.
3930 (Memory_region::get_last_section): New method. Returns the last
3931 section to use the region.
3932 (Memory_region::set_last_section): New method. Stores the last
3933 section to use the region.
3934 (Script_sections::block_in_region): New method. Returns true if
3935 a block of memory is contained within a region.
3936 (Script_sections::find_memory_region): New method. Locates a
3937 memory region to be used to set a VMA or LMA address.
3938 (Output_section_definition::set_section_addresses): Add code to
3939 check for addresses set by memory regions.
3940 (Output_segment::set_section_addresses): Remove memory region
3942 (Script_sections::create_segment): Add a warning if a header
3943 segment is created outside of any region.
3944 * script-sections.h (class Script_sections): Add prototypes for
3945 find_memory_region and block_in_region methods.
3946 * testsuite/memory_test.s: Use .long instead of .word.
3947 * testsuite/memory_test.t: Add some more output sections.
3948 * testsuite/memory_test.sh: Update expected output.
3950 2010-10-02 Doug Kwan <dougkwan@google.com>
3952 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3953 defintion to symtab.h
3954 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3955 declaration to defintion.
3957 2010-10-01 Nick Clifton <nickc@redhat.com>
3959 * expression.cc (eval): Replace dummy argument with NULL.
3960 (eval_maybe_dot): Check for a NULL result section pointer.
3961 (Symbol_expression::value): Likewise.
3962 (Dot_expression::value): Likewise.
3963 (BINARY_EXPRESSION): Likewise.
3964 (Max_expression::value): Likewise.
3965 (Min_expression::value): Likewise.
3966 (Absolute_expression::value): Likewise.
3967 (Addr_expression::value_from_output_section): Likewise.
3968 (Loaddddr_expression::value_from_output_section): Likewise.
3969 (Segment_start_expression::value): Likewise.
3970 * script-sections.cc
3971 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3973 (Sections_elememt_dot_assignment::set_section_addresses):
3975 (Output_data_expression::do_write_to_buffer): Likewise.
3976 (Output_section_definition::finalize_symbols): Likewise.
3977 (Output_section_definition::set_section_addresses): Likewise.
3979 2010-09-30 Doug Kwan <dougkwan@google.com>
3981 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3983 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3985 * target.h (Target::can_icf_inline_merge_sections): New virtual
3987 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3989 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3991 * icf.cc (get_section_contents): Inline merge sections only when
3994 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3996 * configure: Regenerate.
3998 2010-09-17 Ian Lance Taylor <iant@google.com>
4000 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4001 * testsuite/Makefile.am (memory_test.o): New target.
4002 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4004 * testsuite/Makefile.in: Rebuild.
4006 2010-09-17 Doug Kwan <dougkwan@google.com>
4008 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4009 defintion if relocation uses GOT entries of the symbol.
4010 * testsuite/icf_safe_test.sh: Fix test.
4011 * testsuite/icf_safe_so_test.sh: Fix test.
4013 2010-09-16 Cary Coutant <ccoutant@google.com>
4015 * script_sections.cc (class Memory_region): Remove "NULL" from
4016 vector initializations.
4018 2010-09-15 Cary Coutant <ccoutant@google.com>
4020 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4021 Resolve forwarding symbols.
4023 2010-09-15 Doug Kwan <dougkwan@google.com>
4025 * gold/testsuite/script_test_3.t: Add ARM special sections.
4026 * gold/testsuite/script_test_4.t: Same.
4027 * gold/testsuite/script_test_5.t: Same.
4028 * gold/testsuite/script_test_6.t: Same.
4029 * gold/testsuite/script_test_7.t: Same.
4030 * gold/testsuite/script_test_7.t: Same.
4031 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4033 2010-09-14 Cary Coutant <ccoutant@google.com>
4035 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4036 (Target_x86_64::Relocate::relocate_tls): Replace check for
4037 saw_tls_block_reloc_ with test for executable section.
4039 2010-09-12 Cary Coutant <ccoutant@google.com>
4041 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4042 position-independent executables to shared libraries need dynamic
4044 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4045 position-independent executables.
4046 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4047 * testsuite/Makefile.in: Regenerate.
4049 2010-09-10 Nick Clifton <nickc@redhat.com>
4052 * testsuite/memory_test.t: Discard any sections that are not
4055 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4058 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4059 "This::" to work around a bug in gcc 4.2.
4061 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4063 2010-09-09 Rafael Espindola <espindola@google.com>
4065 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4066 sections with different PF_X flags in the same segment.
4067 (Layout::find_first_load_seg): Search all segments to find the first
4069 * options.h (rosegment): New.
4071 2010-09-08 Rafael Espindola <espindola@google.com>
4073 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4075 2010-09-08 Doug Kwan <dougkwan@google.com>
4077 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4078 (Arm_relobj::do_relocate_sections): Add new parameter for output
4079 file to match the parent.
4080 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4081 of local symbols instead of input values. Update code to track
4082 changes in gold::relocate_section.
4083 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4084 (Sized_relobj::compute_final_local_value_internal): New methods.
4085 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4086 body into private version of Sized_relobj::compute_final_local_value.
4087 Call the inline method.
4088 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4089 merged symbol value if there is one.
4090 (Symbol_value::has_output_value): New method defintiion.
4091 (Sized_relobj::Compute_final_local_value_status): New enum type.
4092 (Sized_relobj::compute_final_local_value): New methods.
4093 (Sized_relobj::compute_final_local_value_internal): New methods.
4094 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4095 and arm_cortex_a8.sh.
4096 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4097 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4099 * Makefile.in: Regenerate.
4100 * testsuite/arm_bl_out_of_range.s: Update test.
4101 * testsuite/thumb_bl_out_of_range.s: Ditto.
4102 * testsuite/thumb_blx_out_of_range.s: Ditto.
4103 * testsuite/arm_branch_out_of_range.sh: New file.
4104 * testsuite/arm_cortex_a8.sh: Ditto.
4105 * testsuite/arm_cortex_a8_b.s: Ditto.
4106 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4107 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4108 * testsuite/arm_cortex_a8_bl.s: Ditto.
4109 * testsuite/arm_cortex_a8_blx.s: Ditto.
4110 * testsuite/arm_cortex_a8_local.s: Ditto.
4111 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4112 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4114 2010-09-08 Rafael Espindola <espindola@google.com>
4116 * Makefile.am (memory_test.stdout): Run readelf with -W.
4117 * Makefile.in: Regenerate.
4118 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4121 2010-09-08 Rafael Espindola <espindola@google.com>
4123 * script-sections.cc (Script_sections::add_memory_region): Convert
4124 field precision to int.
4125 * script.cc (script_set_section_region, script_set_section_region):
4126 Convert field precision to int.
4128 2010-09-08 Rafael Espindola <espindola@google.com>
4130 * arm.cc (do_finalize_sections): Create the __exidx_start and
4131 __exdix_end symbols even when the section is missing.
4133 2010-09-08 Nick Clifton <nickc@redhat.com>
4135 * README: Remove claim that MEMORY is not supported.
4136 * expression.cc (script_exp_function_origin)
4137 (script_exp_function_length): Move from here to ...
4138 * script.cc: ... here.
4139 (script_set_section_region, script_add_memory)
4140 (script_parse_memory_attr, script_include_directive): New
4142 * script-sections.cc
4143 (class Memory_region): New class.
4144 (class Output_section_definition): Add set_memory_region,
4145 set_section_vma, set_section_lma and get_section_name methods.
4146 (class Script_Sections): Add add_memory_region,
4147 find_memory_region, find_memory_region_origin,
4148 find_memory_region_length and set_memory_region methods.
4149 Have set_section_addresses method walk the list of set memory
4151 Extend the print methos to display memory regions.
4152 * script-sections.h: Add prototypes for new methods.
4153 Add enum for MEMORY region attributes.
4154 * yyscript.y: Add support for parsing MEMORY regions.
4155 * script-c.h: Add prototypes for new functions.
4156 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4157 * testsuite/Makefile.in: Regenerate.
4158 * testsuite/memory_test.sh: New script.
4159 * testsuite/memory_test.s: New assembler source file.
4160 * testsuite/memory_test.t: New linker script.
4162 2010-08-27 Doug Kwan <dougkwan@google.com>
4164 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4165 reference override an existing dynamic weak reference.
4166 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4167 * testsuite/Makefile.in: Regenerate.
4168 * testsuite/dyn_weak_ref.sh: New file.
4169 * testsuite/dyn_weak_ref_1.c: Ditto.
4170 * testsuite/dyn_weak_ref_2.c: Ditto.
4172 2010-08-27 Ian Lance Taylor <iant@google.com>
4174 * incremental.h (class Incremental_input_entry): Add virtual
4177 2010-08-27 Ian Lance Taylor <iant@google.com>
4179 * testsuite/start_lib_test_3.c: Mark t3 as used.
4181 2010-08-27 Nick Clifton <nickc@redhat.com>
4183 * options.cc (version_script): Fix small typo in previous
4186 2010-08-25 Nick Clifton <nickc@redhat.com>
4188 * archive.cc: Formatting fixes: Remove whitespace between
4189 typename and following asterisk. Remove whitespace between
4190 function name and opening parenthesis.
4191 * archive.h: Likewise.
4193 * attributes.cc: Likewise.
4194 * attributes.h: Likewise.
4195 * common.cc: Likewise.
4196 * copy-relocs.cc: Likewise.
4197 * dirsearch.h: Likewise.
4198 * dynobj.cc: Likewise.
4199 * ehframe.cc: Likewise.
4200 * ehframe.h: Likewise.
4201 * expression.cc: Likewise.
4202 * fileread.cc: Likewise.
4203 * fileread.h: Likewise.
4205 * gold-threads.cc: Likewise.
4206 * gold.cc: Likewise.
4207 * i386.cc: Likewise.
4209 * incremental-dump.cc: Likewise.
4210 * incremental.cc: Likewise.
4211 * layout.cc: Likewise.
4212 * layout.h: Likewise.
4213 * main.cc: Likewise.
4214 * merge.cc: Likewise.
4215 * merge.h: Likewise.
4216 * object.cc: Likewise.
4217 * object.h: Likewise.
4218 * options.cc: Likewise.
4219 * options.h: Likewise.
4220 * output.cc: Likewise.
4221 * output.h: Likewise.
4222 * plugin.cc: Likewise.
4223 * plugin.h: Likewise.
4224 * powerpc.cc: Likewise.
4225 * reloc.cc: Likewise.
4226 * script-c.h: Likewise.
4227 * script-sections.cc: Likewise.
4228 * script.cc: Likewise.
4229 * stringpool.cc: Likewise.
4230 * symtab.cc: Likewise.
4231 * symtab.h: Likewise.
4232 * target.cc: Likewise.
4233 * timer.cc: Likewise.
4234 * timer.h: Likewise.
4235 * version.cc: Likewise.
4236 * x86_64.cc: Likewise.
4238 2010-08-24 Nick Clifton <nickc@redhat.com>
4241 * layout.cc (segment_precedes): Sort segments by their physical
4242 addresses, if they have been set.
4244 2010-08-23 Cary Coutant <ccoutant@google.com>
4246 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4248 (Lib_group::include_member): Unlock object after deleting its
4250 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4253 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4254 Cary Coutant <ccoutant@google.com>
4256 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4257 constructor, and set_blocker.
4258 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4260 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4261 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4262 * testsuite/Makefile.am (start_lib_test): New test case.
4263 * testsuite/Makefile.in: Regenerate.
4264 * testsuite/start_lib_test_main.c: New file.
4265 * testsuite/start_lib_test_1.c: New file.
4266 * testsuite/start_lib_test_2.c: New file.
4267 * testsuite/start_lib_test_3.c: New file.
4269 2010-08-19 Ian Lance Taylor <iant@google.com>
4271 * Makefile.in: Rebuild with automake 1.11.1.
4272 * aclocal.m4: Likewise.
4273 * testsuite/Makefile.in: Likewise.
4275 2010-08-19 Ian Lance Taylor <iant@google.com>
4278 * i386.cc (class Output_data_plt_i386): Update declarations.
4279 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4280 local_ifuncs_ fields.
4281 (Target_i386::do_plt_section_for_global): New function.
4282 (Target_i386::do_plt_section_for_local): New function.
4283 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4284 parameter; change all callers. Initialize global_ifuncs_ and
4285 local_ifuncs_. If doing a static link define __rel_iplt_start and
4287 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4288 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4289 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4291 (Target_i386::make_plt_section): New function, broken out of
4292 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4293 (Target_i386::make_plt_entry): Call make_plt_section.
4294 (Target_i386::make_local_ifunc_plt_entry): New function.
4295 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4296 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4297 R_386_IRELATIVE to switch.
4298 (Target_i386::Scan::global): Likewise.
4299 (Target_i386::Relocate::relocate): Likewise.
4300 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4302 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4303 (Target_x86_64::do_plt_section_for_global): New function.
4304 (Target_x86_64::do_plt_section_for_local): New function.
4305 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4306 parameter; change all callers. If doing a static link define
4307 __rela_iplt_start and __rela_iplt_end.
4308 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4309 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4310 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4312 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4313 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4315 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4316 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4317 R_X86_64_IRELATIVE to switch.
4318 (Target_x86_64::Scan::global): Likewise.
4319 (Target_x86_64::Relocate::relocate): Likewise.
4320 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4322 * target.h (class Target): Add plt_section_for_global and
4323 plt_section_for_local functions. Add do_plt_section_for_global
4324 and do_plt_section_for_local virtual functions.
4325 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4326 clarifying comments.
4327 (Symbol::use_plt_offset): Handle IFUNC symbol.
4328 * object.cc (Sized_relobj::Sized_relobj): Initialize
4330 (Sized_relobj::local_has_plt_offset): New function.
4331 (Sized_relobj::local_plt_offset): New function.
4332 (Sized_relobj::set_local_plt_offset): New function.
4333 (Sized_relobj::do_count): Handle IFUNC symbol.
4334 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4335 a bit away from input_shndx_ field. Add set_is_func_symbol and
4336 is_ifunc_symbol functions.
4337 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4338 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4339 local_plt_offsets_ field.
4340 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4341 * output.h (class Output_section_data): Add non-const
4342 output_section function.
4343 (class Output_data_got): Update declarations.
4344 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4345 Add use_plt_offset parameter to global and local constructors.
4346 Change all callers. Change local_sym_index_ field to 31 bits.
4347 Change GSYM_CODE and CONSTANT_CODE accordingly.
4348 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4349 doing a static link don't set sh_link field.
4350 (Output_data_got::Got_entry::write): Use PLT offset if
4352 (Output_data_got::add_global_plt): New function.
4353 (Output_data_got::add_local_plt): New function.
4354 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4355 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4356 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4357 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4358 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4360 * testsuite/ifunc-sel.h: New file.
4361 * testsuite/ifuncmain1.c: New file.
4362 * testsuite/ifuncmain1vis.c: New file.
4363 * testsuite/ifuncmod1.c: New file.
4364 * testsuite/ifuncdep2.c: New file.
4365 * testsuite/ifuncmain2.c: New file.
4366 * testsuite/ifuncmain3.c: New file.
4367 * testsuite/ifuncmod3.c: New file.
4368 * testsuite/ifuncmain4.c: New file.
4369 * testsuite/ifuncmain5.c: New file.
4370 * testsuite/ifuncmod5.c: New file.
4371 * testsuite/ifuncmain6pie.c: New file.
4372 * testsuite/ifuncmod6.c: New file.
4373 * testsuite/ifuncmain7.c: New file.
4374 * configure, testsuite/Makefile.in: Rebuild.
4376 2010-08-18 Ian Lance Taylor <iant@google.com>
4379 (Output_section_incremental_inputs::write_input_files): Add cast
4380 to avoid signed/unsigned comparison warning.
4381 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4383 2010-08-12 Cary Coutant <ccoutant@google.com>
4385 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4387 2010-08-13 Ian Lance Taylor <iant@google.com>
4389 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4391 2010-08-12 Cary Coutant <ccoutant@google.com>
4392 Doug Kwan <dougkwan@google.com>
4394 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4395 defintion overrides non-weak undef, remember that the original undef
4397 * symtab.cc (Symbol_table::sized_write_global): For undef without
4398 an original weak binding, set binding to global in output.
4399 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4400 * testsuite/Makefile.in: Regenerate.
4401 * testsuite/strong_ref_weak_def.sh: New file.
4402 * testsuite/strong_ref_weak_def_1.c: Ditto.
4403 * testsuite/strong_ref_weak_def_2.c: Ditto.
4405 2010-08-12 Cary Coutant <ccoutant@google.com>
4407 * testsuite/incremental_test.sh: Rewrite.
4408 * testsuite/incremental_test_1.c: Rewrite.
4409 * testsuite/incremental_test_2.c: Rewrite.
4411 2010-08-12 Cary Coutant <ccoutant@google.com>
4413 * arm.cc (Target_arm::got_size): Add const.
4414 (Target_arm::got_entry_count): New function.
4415 (Target_arm::plt_entry_count): New function.
4416 (Target_arm::first_plt_entry_offset): New function.
4417 (Target_arm::plt_entry_size): New function.
4418 (Output_data_plt_arm::entry_count): New function.
4419 (Output_data_plt_arm::first_plt_entry_offset): New function.
4420 (Output_data_plt_arm::get_plt_entry_size): New function.
4421 * i386.cc (Target_i386::got_size): Add const.
4422 (Target_i386::got_entry_count): New function.
4423 (Target_i386::plt_entry_count): New function.
4424 (Target_i386::first_plt_entry_offset): New function.
4425 (Target_i386::plt_entry_size): New function.
4426 (Output_data_plt_i386::entry_count): New function.
4427 (Output_data_plt_i386::first_plt_entry_offset): New function.
4428 (Output_data_plt_i386::get_plt_entry_size): New function.
4429 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4430 find_incremental_inputs_sections. Dump incremental_got_plt section.
4431 * incremental.cc: Include target.h.
4432 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4433 parameter. Adjust all callers. Find incremental_got_plt section.
4434 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4436 (Output_section_incremental_inputs::set_final_data_size): Calculate
4437 size of incremental_got_plt section.
4438 (Output_section_incremental_inputs::do_write): Write the
4439 incremental_got_plt section.
4440 (Got_plt_view_info): New struct.
4441 (Local_got_offset_visitor): New class.
4442 (Global_got_offset_visitor): New class.
4443 (Global_symbol_visitor_got_plt): New class.
4444 (Output_section_incremental_inputs::write_got_plt): New function.
4445 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4446 Add parameter. Adjust all callers.
4447 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4448 (Incremental_inputs::got_plt_section): New function.
4449 (Incremental_inputs::got_plt_section_): New data member.
4450 (Incremental_got_plt_reader): New class.
4451 * layout.cc (Layout::create_incremental_info_sections): Add the
4452 incremental_got_plt section.
4453 * object.h (Got_offset_list::get_list): New function.
4454 (Got offset_list::for_all_got_offsets): New function.
4455 (Sized_relobj::local_got_offset_list): New function.
4456 * powerpc.cc (Target_powerpc::got_size): Add const.
4457 (Target_powerpc::got_entry_count): New function.
4458 (Target_powerpc::plt_entry_count): New function.
4459 (Target_powerpc::first_plt_entry_offset): New function.
4460 (Target_powerpc::plt_entry_size): New function.
4461 (Output_data_plt_powerpc::entry_count): New function.
4462 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4463 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4464 * sparc.cc (Target_sparc::got_size): Add const.
4465 (Target_sparc::got_entry_count): New function.
4466 (Target_sparc::plt_entry_count): New function.
4467 (Target_sparc::first_plt_entry_offset): New function.
4468 (Target_sparc::plt_entry_size): New function.
4469 (Output_data_plt_sparc::entry_count): New function.
4470 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4471 (Output_data_plt_sparc::get_plt_entry_size): New function.
4472 * symtab.h (Symbol::got_offset_list): New function.
4473 (Symbol_table::for_all_symbols): New function.
4474 * target.h (Sized_target::got_entry_count): New function.
4475 (Sized_target::plt_entry_count): New function.
4476 (Sized_target::plt_entry_size): New function.
4477 * x86_64.cc (Target_x86_64::got_size): Add const.
4478 (Target_x86_64::got_entry_count): New function.
4479 (Target_x86_64::plt_entry_count): New function.
4480 (Target_x86_64::first_plt_entry_offset): New function.
4481 (Target_x86_64::plt_entry_size): New function.
4482 (Output_data_plt_x86_64::entry_count): New function.
4483 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4484 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4486 2010-08-12 Cary Coutant <ccoutant@google.com>
4488 * archive.cc: Include incremental.h.
4489 (Archive::Archive): Initialize incremental_info_.
4490 (Archive::include_member): Record archive members in incremental info.
4491 (Add_archive_symbols::run): Record begin and end of an archive in
4493 (Lib_group::include_member): Record objects in incremental info.
4494 * archive.h (Incremental_archive_entry): Forward declaration.
4495 (Archive::set_incremental_info): New member function.
4496 (Archive::incremental_info): New member function.
4497 (Archive::Unused_symbol_iterator): New class.
4498 (Archive::unused_symbols_begin): New member function.
4499 (Archive::unused_symbols_end): New member function.
4500 (Archive::incremental_info_): New data member.
4501 * incremental-dump.cc (find_input_containing_global): New function.
4502 (dump_incremental_inputs): Dump new incremental info sections.
4503 * incremental.cc: Include symtab.h.
4504 (Output_section_incremental_inputs): New class.
4505 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4506 new incremental info sections.
4507 (Sized_incremental_binary::do_check_inputs): Likewise.
4508 (Incremental_inputs::report_archive): Remove.
4509 (Incremental_inputs::report_archive_begin): New function.
4510 (Incremental_inputs::report_archive_end): New function.
4511 (Incremental_inputs::report_object): New function.
4512 (Incremental_inputs::finalize_inputs): Remove.
4513 (Incremental_inputs::report_input_section): New function.
4514 (Incremental_inputs::report_script): Rewrite.
4515 (Incremental_inputs::finalize): Do nothing but finalize string table.
4516 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4517 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4518 (Incremental_inputs::create_data_sections): New function.
4519 (Incremental_inputs::relocs_entsize): New function.
4520 (Output_section_incremental_inputs::set_final_data_size): New function.
4521 (Output_section_incremental_inputs::do_write): New function.
4522 (Output_section_incremental_inputs::write_header): New function.
4523 (Output_section_incremental_inputs::write_input_files): New function.
4524 (Output_section_incremental_inputs::write_info_blocks): New function.
4525 (Output_section_incremental_inputs::write_symtab): New function.
4526 * incremental.h (Incremental_script_entry): Forward declaration.
4527 (Incremental_object_entry): Forward declaration.
4528 (Incremental_archive_entry): Forward declaration.
4529 (Incremental_inputs): Forward declaration.
4530 (Incremental_inputs_header_data): Remove.
4531 (Incremental_inputs_header): Remove.
4532 (Incremental_inputs_header_write): Remove.
4533 (Incremental_inputs_entry_data): Remove.
4534 (Incremental_inputs_entry): Remove.
4535 (Incremental_inputs_entry_write): Remove.
4536 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4537 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4538 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4539 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4541 (Incremental_input_entry): New class.
4542 (Incremental_script_entry): New class.
4543 (Incremental_object_entry): New class.
4544 (Incremental_archive_entry): New class.
4545 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4546 (Incremental_inputs::report_inputs): Remove.
4547 (Incremental_inputs::report_archive): Remove.
4548 (Incremental_inputs::report_archive_begin): New function.
4549 (Incremental_inputs::report_archive_end): New function.
4550 (Incremental_inputs::report_object): Change prototype.
4551 (Incremental_inputs::report_input_section): New function.
4552 (Incremental_inputs::report_script): Change prototype.
4553 (Incremental_inputs::get_reloc_count): New function.
4554 (Incremental_inputs::set_reloc_count): New function.
4555 (Incremental_inputs::create_data_sections): New function.
4556 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4557 (Incremental_inputs::inputs_section): New function.
4558 (Incremental_inputs::symtab_section): New function.
4559 (Incremental_inputs::relocs_section): New function.
4560 (Incremental_inputs::get_stringpool): Add const.
4561 (Incremental_inputs::command_line): Add const.
4562 (Incremental_inputs::inputs): Remove.
4563 (Incremental_inputs::command_line_key): New function.
4564 (Incremental_inputs::input_file_count): New function.
4565 (Incremental_inputs::input_files): New function.
4566 (Incremental_inputs::relocs_entsize): New function.
4567 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4568 (Incremental_inputs::finalize_inputs): Remove.
4569 (Incremental_inputs::Input_info): Remove.
4570 (Incremental_inputs::lock_): Remove.
4571 (Incremental_inputs::inputs_): Change type.
4572 (Incremental_inputs::inputs_map_): Remove.
4573 (Incremental_inputs::current_object_entry_): New data member.
4574 (Incremental_inputs::inputs_section_): New data member.
4575 (Incremental_inputs::symtab_section_): New data member.
4576 (Incremental_inputs::relocs_section_): New data member.
4577 (Incremental_inputs::reloc_count_): New data member.
4578 (Incremental_inputs_reader): New class.
4579 (Incremental_symtab_reader): New class.
4580 (Incremental_relocs_reader): New class.
4581 * layout.cc (Layout::finalize): Move finalization of incremental info
4582 and creation of incremental info sections to follow finalization of
4583 symbol table. Set offsets for postprocessing sections.
4584 (Layout::create_incremental_info_sections): Call
4585 Incremental_inputs::create_data_sections. Add incremental symtab
4586 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4587 sections to layout after input sections.
4588 * layout.h (struct Timespec): Forward declaration.
4589 (Layout::incremental_inputs): Add const.
4590 (Layout::create_incremental_info_sections): Add parameter.
4591 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4592 * object.cc: Include incremental.h.
4593 (Relobj::finalize_incremental_relocs): New function.
4594 (Sized_relobj::do_layout): Record input sections in incremental info.
4595 * object.h (Object::output_section): New function.
4596 (Object::output_section_offset): Moved from Relobj.
4597 (Object::get_incremental_reloc_base): New function.
4598 (Object::get_incremental_reloc_count): New function.
4599 (Object::do_output_section): New function.
4600 (Object::do_output_section_offset): Moved from Relobj.
4601 (Object::do_get_incremental_reloc_base): New function.
4602 (Object::do_get_incremental_reloc_count): New function.
4603 (Object::Object): Initialize new data members.
4604 (Relobj::output_section): Renamed do_output_section and moved to
4606 (Relobj::output_section_offset): Moved to Object.
4607 (Relobj::do_get_incremental_reloc_base): New function.
4608 (Relobj::do_get_incremental_reloc_count): New function.
4609 (Relobj::allocate_incremental_reloc_counts): New function.
4610 (Relobj::count_incremental_reloc): New function.
4611 (Relobj::finalize_incremental_relocs): New function.
4612 (Relobj::next_incremental_reloc_index): New function.
4613 (Relobj::reloc_counts_): New data member.
4614 (Relobj::reloc_bases_): New data member.
4615 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4616 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4617 (Sized_relobj::incremental_relocs_scan): New function.
4618 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4619 (Sized_relobj::incremental_relocs_write): New function.
4620 (Sized_relobj::incremental_relocs_write_reltype): New function.
4621 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4623 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4624 archives and object files elsewhere.
4625 (Add_symbols::run): Report object files here.
4626 (Finish_group::run): Report end of archive at end of group.
4627 * reloc.cc: Include layout.h, incremental.h.
4628 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4629 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4630 (Sized_relobj::incremental_relocs_scan): New function.
4631 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4632 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4633 (Sized_relobj::incremental_relocs_write): New function.
4634 (Sized_relobj::incremental_relocs_write_reltype): New function.
4635 * script.cc (read_input_script): Rewrite test for incremental link.
4636 Change call to Incremental_inputs::report_script.
4637 * symtab.h (Symbol_table::first_global_index): New function.
4638 (Symbol_table::output_count): New function.
4640 2010-08-12 Doug Kwan <dougkwan@google.com>
4642 * arm.cc (Target_arm::merge_object_attributes): Check command line
4643 options --no-wchar-size-warning and --no-enum-size-warning.
4644 * options.h (General_options): Add ld-compatible options
4645 --no-enum-size-warning and --no-wchar-size-warning.
4647 2010-08-04 Ian Lance Taylor <iant@google.com>
4649 * x86_64.cc (Target_x86_64::Scan::local): Use
4650 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4651 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4652 (Target_x86_64::Scan::global): Likewise.
4653 (Target_x86_64::Relocate::relocate): Likewise.
4654 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4657 2010-08-03 Cary Coutant <ccoutant@google.com>
4659 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4660 to reserve space in merged_strings vector. Keep total input size
4662 (Output_merge_string::do_print_merge_stats): Print total input size.
4663 * merge.h (Output_merge_string): Add input_size_ field.
4664 * stringpool.cc (Stringpool_template::string_length): Move
4665 implementations out of Stringpool_template class and place in
4667 * stringpool.h (string_length): Move out of Stringpool_template.
4669 2010-08-03 Ian Lance Taylor <iant@google.com>
4672 * layout.cc (relaxation_loop_body): If address of load segment is
4673 set, adjust address to include headers if possible.
4675 2010-08-03 Ian Lance Taylor <iant@google.com>
4677 * version.cc (version_string): Bump to 1.10.
4679 2010-08-03 Ian Lance Taylor <iant@google.com>
4682 * layout.h (enum Output_section_order): Define.
4683 (class Layout): Update declarations.
4684 * layout.cc (Layout::get_output_section): Add order parameter.
4685 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4686 is_first_non_relro parameters. Change all callers.
4687 (Layout::choose_output_section): Likewise.
4688 (Layout::add_output_section_data): Likewise.
4689 (Layout::make_output_section): Likewise. Set order.
4690 (Layout::default_section_order): New function.
4691 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4692 * output.cc (Output_section::Output_section): Initialize order_.
4693 Don't initialize deleted fields.
4694 (Output_segment::Output_segment): Don't initialize deleted
4696 (Output_segment::add_output_section_to_load): New function
4697 replacing add_output_section. Change all callers to call this or
4698 add_output_section_to_nonload.
4699 (Output_segment::add_output_section_to_nonload): New function.
4700 (Output_segment::remove_output_section): Rewrite.
4701 (Output_segment::add_initial_output_data): Likewise.
4702 (Output_segment::has_any_data_sections): Likewise.
4703 (Output_segment::is_first_section_relro): Likewise.
4704 (Output_segment::maximum_alignment): Likewise.
4705 (Output_segment::has_dynamic_reloc): New function replacing
4706 dynamic_reloc_count. Change all callers.
4707 (Output_segment::has_dynamic_reloc_list): New function replacing
4708 dynamic_reloc_count_list. Change all callers.
4709 (Output_segment::set_section_addresses): Rewrite.
4710 (Output_segment::set_offset): Rewrite.
4711 (Output_segment::find_first_and_last_list): Remove.
4712 (Output_segment::set_tls_offsets): Rewrite.
4713 (Output_segment::first_section_load_address): Likewise.
4714 (Output_segment::output_section_count): Likewise.
4715 (Output_segment::section_with_lowest_load_address): Likewise.
4716 (Output_segment::write_section_headers): Likewise.
4717 (Output_segment::print_sections_to_map): Likewise.
4718 * output.h (class Output_data): Remove dynamic_reloc_count_
4719 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4720 (Output_data::add_dynamic_reloc): Rewrite.
4721 (Output_data::has_dynamic_reloc): New function.
4722 (Output_data::dynamic_reloc_count): Remove.
4723 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4724 is_last_relro_, is_first_non_relro_, is_interp_,
4725 is_dynamic_linker_section_ fields. Add order and set_order
4726 functions. Remove is_relro_local, set_is_relro_local,
4727 is_last_relro, set_is_last_relro, is_first_non_relro,
4728 set_is_first_non_relro functions, is_interp, set_is_interp,
4729 is_dynamic_linker_section, and set_is_dynamic_linker_section
4731 (class Output_segment): Change Output_data_list from std::list to
4732 std:;vector. Add output_lists_ field. Remove output_data_ and
4733 output_bss_ fields. Update declarations.
4735 2010-08-02 Ian Lance Taylor <iant@google.com>
4737 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4738 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4739 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4741 2010-08-02 Ian Lance Taylor <iant@google.com>
4744 * script.cc (Script_options::Script_options): Initialize
4745 symbol_definitions_ and symbol_references_.
4746 (Script_options::add_symbol_assignment): Update
4747 symbol_definitions_ and symbol_references_.
4748 (Script_options::add_symbol_reference): New function.
4749 (script_symbol): New function.
4750 * script.h (class Script_options): Add symbol_definitions_ and
4751 symbol_references_ fields.
4752 (Script_options::referenced_const_iterator): New type.
4753 (Script_options::referenced_begin): New function.
4754 (Script_options::referenced_end): New function.
4755 (Script_options::is_referenced): New function.
4756 (Script_options::any_unreferenced): New function.
4757 * script-c.h (script_symbol): Declare.
4758 * yyscript.y (exp): Call script_symbol.
4759 * symtab.cc: Include "script.h".
4760 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4761 Change all callers. Check symbols referenced by scripts.
4762 (Symbol_table::add_undefined_symbols_from_command_line): Add
4763 layout parameter. Change all callers.
4764 (Symbol_table::do_add_undefined_symbols_from_command_line):
4765 Likewise. Break out loop body. Check symbols referenced by
4767 (Symbol_table::add_undefined_symbol_from_command_line): New
4768 function broken out of
4769 do_add_undefined_symbols_from_command_line.
4770 * symtab.h (class Symbol_table): Update declarations.
4771 * archive.cc: Include "layout.h".
4772 (Archive::should_include_member): Add layout parameter. Change
4773 all callers. Check for symbol mentioned in expression.
4774 * archive.h (class Archive): Update declaration.
4775 * object.cc (Sized_relobj::do_should_include_member): Add layout
4777 * object.h (Object::should_include_member): Add layout parameter.
4779 (Object::do_should_include_member): Add layout parameter.
4780 (class Sized_relobj): Update declaration.
4781 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4783 * dynobj.h (class Sized_dynobj): Update declaration.
4784 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4786 * plugin.h (class Sized_pluginobj): Update declaration.
4788 2010-08-02 Ian Lance Taylor <iant@google.com>
4791 * output.cc (Output_segment::set_offset): Search for the first and
4792 last sections rather than assuming that the list is in order.
4793 (Output_segment::find_first_and_last_list): New function.
4794 * output.h (class Output_segment): Update declarations.
4795 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4796 (relro_strip_test_SOURCES): New variable.
4797 (relro_strip_test_DEPENDENCIES): New variable.
4798 (relro_strip_test_LDFLAGS): New variable.
4799 (relro_strip_test_LDADD): New variable.
4800 (relro_strip_test.so): New target.
4802 2010-08-02 Ian Lance Taylor <iant@google.com>
4804 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4805 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4806 (Target_i386::got_tlsdesc_section): New function.
4807 (Target_i386::got_section): Create space for GOT entries for
4808 TLSDESC relocations.
4809 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4811 (Target_i386::Scan::global): Likewise.
4812 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4814 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4815 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4816 (Target_x86_64::got_tlsdesc_section): New function.
4817 (Target_x86_64::got_section): Create space for GOT entries for
4818 TLSDESC relocations.
4819 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4821 (Target_x86_64::Scan::global): Likewise.
4822 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4825 2010-08-02 Ian Lance Taylor <iant@google.com>
4827 * testsuite/final_layout.sh: Use dc to convert from hex to
4830 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4832 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4833 paramter to the call to gold::gc_process_relocs.
4834 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4835 paramter to the call to gold::gc_process_relocs.
4836 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4837 parameter to the call to gold::gc_process_relocs.
4838 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4839 template parameter to the call to gold::gc_process_relocs.
4840 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4841 paramter to the call to gold::gc_process_relocs.
4842 * gc.h (get_embedded_addend_size): New function.
4843 (gc_process_relocs): Save the size of the reloc for use by ICF.
4844 * icf.cc (get_section_contents): Get the addend from the text section
4845 for SHT_REL relocation sections.
4846 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4847 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4848 * int_encoding.h (read_from_pointer): New overloaded function.
4849 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4850 * testsuite/icf_sht_rel_addend_test.sh: New file.
4851 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4852 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4854 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4856 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4857 * Makefile.in: Regenerate.
4858 * testsuite/Makefile.in: Regenerate.
4860 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4862 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4863 * gold/testsuite/debug_msg.cc: Likewise.
4864 * gold/testsuite/odr_violation1.cc
4865 * gold/testsuite/odr_violation2.cc
4867 2010-07-21 Cary Coutant <ccoutant@google.com>
4869 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4870 string, and length fields.
4871 (Output_merge_string::Merged_strings_list): New type.
4872 (Output_merge_string::Merged_strings_lists): New typedef.
4873 (Output_merge_string): Replace merged_strings_ with
4874 merged_strings_lists_.
4875 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4876 Merged_strings_list per input object and section. Don't store pointer
4877 to the string. Don't store length with each merged string entry.
4878 (Output_merge_string::finalize_merged_data): Loop over list of merged
4879 strings lists. Recompute length of each merged string.
4881 2010-07-15 Cary Coutant <ccoutant@google.com>
4883 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4886 2010-07-14 Ian Lance Taylor <iant@google.com>
4888 * descriptors.cc (Descriptors::open): Report correct name in error
4891 2010-07-13 Doug Kwan <dougkwan@google.com>
4893 * arm.cc (Arm_input_section::Arm_input_section): For a
4894 SHT_ARM_EXIDX section, always keeps the input sections.
4895 (Arm_input_section::set_exidx_section_link): New method.
4896 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4897 has_errors_ to false.
4898 (Arm_exidx_input_section::has_errors,
4899 Arm_exidx_input_section::set_has_errors): New methods.
4900 (Arm_exidx_input_section::has_errors_): New data member.
4901 (Arm_relobj::get_exidx_shndx_list): New method.
4902 (Arm_output_section::append_text_sections_to_list): Do not skip
4903 section without SHF_EXECINSTR.
4904 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4906 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4907 section header. Make error messages more verbose. Check for
4908 a non-executable section linked to an EXIDX section.
4909 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4910 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4911 check that there is no deferred EXIDX section if we exit early.
4912 Instead of not making an EXIDX section in case of an error, make one
4913 and set the has_errors flag of it.
4914 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4915 in a relocatable link.
4916 (Target_arm::do_relax): Look for the EXIDX output section instead of
4917 assuming that it is called .ARM.exidx.
4918 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4919 section list. Do not check for SHF_EXECINSTR section flags but
4920 skip any input section with errors.
4921 * output.cc (Output_section::Output_section): Initialize
4922 always_keeps_input_sections_ to false.
4923 (Output_section::add_input_section): Check for
4924 always_keeps_input_sections_.
4925 * output.h (Output_section::always_keeps_input_sections,
4926 Output_section::set_always_keeps_input_sections): New methods.
4927 (Output_section::always_keeps_input_sections): New data member.
4929 2010-07-13 Rafael Espindola <espindola@google.com>
4931 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4932 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4934 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4935 Ian Lance Taylor <iant@google.com>
4937 * output.h (Output_section_lookup_maps::add_merge_section):
4938 Correct check of whether value was inserted.
4939 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4940 (Output_section_lookup_maps::add_relaxed_input_section):
4942 * arm.cc (Target_arm::got_section): Remove used local os.
4943 * i386.cc (Target_i386::got_section): Likewise.
4944 * x86_64.cc (Target_x86_64::got_section): Likewise.
4945 * sparc.cc (Target_sparc::got_section): Likewise.
4946 (Target_sparc::relocate): Remove unused local have_got_offset.
4947 * powerpc.cc (Target_powerpc::relocate): Likewise.
4949 2010-07-13 Ian Lance Taylor <iant@google.com>
4951 * compressed_output.cc (zlib_decompress): Fix signature in
4954 * archive.cc (Archive::include_member): Unlock an external member
4955 of a thin archive. Don't bother to delete an object we know is
4958 2010-07-12 Cary Coutant <ccoutant@google.com>
4960 * compressed_output.cc (zlib_decompress): New function.
4961 (get_uncompressed_size): New function.
4962 (decompress_input_section): New function.
4963 * compressed_output.h (get_uncompressed_size): New function.
4964 (decompress_input_section): New function.
4965 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4966 Handle compressed debug sections.
4967 * layout.cc (is_compressed_debug_section): New function.
4968 (Layout::output_section_name): Map compressed section names to
4970 * layout.h (is_compressed_debug_section): New function.
4971 (is_debug_info_section): Recognize compressed debug sections.
4972 * merge.cc: Include compressed_output.h.
4973 (Output_merge_data::do_add_input_section): Handle compressed
4975 (Output_merge_string::do_add_input_section): Handle compressed
4977 * object.cc: Include compressed_output.h.
4978 (Sized_relobj::Sized_relobj): Initialize new data members.
4979 (build_compressed_section_map): New function.
4980 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4981 * object.h (Object::section_is_compressed): New method.
4982 (Object::do_section_is_compressed): New method.
4983 (Sized_relobj::Compressed_section_map): New type.
4984 (Sized_relobj::do_section_is_compressed): New method.
4985 (Sized_relobj::compressed_sections_): New data member.
4986 * output.cc (Output_section::add_input_section): Handle compressed
4988 * reloc.cc: Include compressed_output.h.
4989 (Sized_relobj::write_sections): Handle compressed debug sections.
4991 2010-07-08 Cary Coutant <ccoutant@google.com>
4993 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4994 weak when resolving to a dynamic def.
4995 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4996 for weak undef/dynamic def cases. Adjust callers.
4997 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4998 undef_binding_weak_.
4999 (Symbol_table::sized_write_globals): Adjust symbol binding.
5000 (Symbol_table::sized_write_symbol): Add binding parameter.
5001 * symtab.h (Symbol::set_undef_binding): New method.
5002 (Symbol::is_undef_binding_weak): New method.
5003 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5004 (Symbol_table::should_override): Add new parameter.
5005 (Symbol_table::sized_write_symbol): Add new parameter.
5007 * testsuite/weak_undef_file1.cc: Add new test case.
5008 * testsuite/weak_undef_file2.cc: Fix header comment.
5009 * testsuite/weak_undef_test.cc: Add new test case.
5011 2010-06-29 Doug Kwan <dougkwan@google.com>
5013 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5014 Initialize USE_SYMBOL_.
5015 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5017 (Arm_reloc_property::uses_symbol_): New data member declaration.
5018 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5019 uses symbol value and symbol is undefined but not weakly undefined.
5021 2010-06-28 Rafael Espindola <espindola@google.com>
5023 * plugin.cc (Plugin::load): Use dlerror.
5025 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5027 * symtab.cc (detect_odr_violations): When reporting an ODR
5028 violation, report an object where the symbol is defined.
5030 2010-06-25 Doug Kwan <dougkwan@google.com>
5032 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5033 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5035 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5036 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5037 target hook to detect function points.
5038 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5039 * icf.h (Icf::check_section_for_function_pointers): Change type of
5040 parameter SECTION_NAME to const reference to std::string. Use
5041 target hook to determine if section may have unsafe pointers.
5042 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5045 2010-06-21 Rafael Espindola <espindola@google.com>
5047 * fileread.cc (Input_file::find_fie): New
5048 (Input_file::open): Use Input_file::find_fie.
5049 * fileread.h (Input_file::find_fie): New
5050 * plugin.cc (set_extra_library_path): New.
5051 (Plugin::load): Add set_extra_library_path to the transfer vector.
5052 (Plugin_manager::set_extra_library_path): New.
5053 (Plugin_manager::add_input_file): Use the extra search path if set.
5054 (set_extra_library_path(): New.
5055 * plugin.h (Plugin_manager): Add set_extra_library_path and
5058 2010-06-19 Cary Coutant <ccoutant@google.com>
5060 * layout.cc (gdb_sections): Add .debug_types.
5061 (lines_only_debug_sections): Likewise.
5063 2010-06-18 Rafael Espindola <espindola@google.com>
5065 * plugin.cc (add_input_file,add_input_library)
5066 (Plugin_manager::add_input_file): Make filename arguments const.
5067 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5070 2010-06-16 Doug Kwan <dougkwan@google.com>
5072 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5073 .ARM.attributes section if we have not merged any input
5074 attributes sections.
5076 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5078 * arm.cc: Allow combining objects with no EABI version
5081 2010-06-15 Rafael Espindola <espindola@google.com>
5083 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5085 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5087 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5088 (struct iovec): Correct !HAVE_READV definition.
5090 2010-06-10 Cary Coutant <ccoutant@google.com>
5092 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5093 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5095 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5098 * symtab.h (Symbol::is_placeholder): New member function.
5099 * target-reloc.h (relocate_section): Check for placeholder symbols.
5101 * testsuite/Makefile.am (plugin_test_8): New test.
5102 (plugin_test_9): New test.
5103 * testsuite/Makefile.in: Regenerate.
5105 2010-06-09 Nick Clifton <nickc@redhat.com>
5107 * yyscript.y (input_list_element): Allow strings prefixed with
5108 the '-' character. Treat these as libraries.
5109 * script.cc (script_add_library): New function. Adds a library
5110 specified by "-l<name>" found in an input script.
5111 * script-c.h: Add prototype for script_add_library.
5113 2010-06-07 Doug Kwan <dougkwan@google.com>
5115 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5116 Restrict stub-group size to be within long conditional branch
5117 range when working around cortex-A8 erratum.
5119 2010-06-07 Damien Diederen <dd@crosstwine.com>
5121 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5124 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5128 (Output_section::Input_section_sort_entry::compare_section_ordering):
5129 Change to return non-zero correctly.
5130 (Output_section::Input_section_sort_section_order_index_compare
5131 ::operator()): Change to fix ambiguity in comparisons.
5133 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5135 * gold.h (is_wildcard_string): New function.
5136 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5137 (Layout::layout_eh_frame): Ditto.
5138 (Layout::find_section_order_index): New method.
5139 (Layout::read_layout_from_file): New method.
5140 * layout.h (Layout::find_section_order_index): New method.
5141 (Layout::read_layout_from_file): New method.
5142 (Layout::input_section_position_): New private member.
5143 (Layout::input_section_glob_): New private member.
5144 * main.cc (main): Call read_layout_from_file here.
5145 * options.h (--section-ordering-file): New option.
5146 * output.cc (Output_section::input_section_order_specified_): New
5148 (Output_section::Output_section): Initialize new member.
5149 (Output_section::add_input_section): Add new parameter.
5150 Keep input sections when --section-ordering-file is used.
5151 (Output_section::set_final_data_size): Sort input sections when
5152 section ordering file is specified.
5153 (Output_section::Input_section_sort_entry): Add new parameter.
5155 (Output_section::Input_section_sort_entry::compare_section_ordering):
5157 (Output_section::Input_section_sort_compare::operator()): Change to
5158 consider section_order_index.
5159 (Output_section::Input_section_sort_init_fini_compare::operator()):
5160 Change to consider section_order_index.
5161 (Output_section::Input_section_sort_section_order_index_compare
5162 ::operator()): New method.
5163 (Output_section::sort_attached_input_sections): Change to sort
5164 according to section order when specified.
5165 (Output_section::add_input_section<32, true>): Add new parameter.
5166 (Output_section::add_input_section<64, true>): Add new parameter.
5167 (Output_section::add_input_section<32, false>): Add new parameter.
5168 (Output_section::add_input_section<64, false>): Add new parameter.
5169 * output.h (Output_section::add_input_section): Add new parameter.
5170 (Output_section::input_section_order_specified): New
5172 (Output_section::set_input_section_order_specified): New method.
5173 (Input_section::Input_section): Initialize section_order_index_.
5174 (Input_section::section_order_index): New method.
5175 (Input_section::set_section_order_index): New method.
5176 (Input_section::section_order_index_): New member.
5177 (Input_section::Input_section_sort_section_order_index_compare): New
5179 (Output_section::input_section_order_specified_): New member.
5180 * script-sections.cc (is_wildcard_string): Delete and move modified
5182 (Output_section_element_input::Output_section_element_input): Modify
5183 call to is_wildcard_string.
5184 (Output_section_element_input::Input_section_pattern
5185 ::Input_section_pattern): Ditto.
5186 (Output_section_element_input::Output_section_element_input): Ditto.
5187 * testsuite/Makefile.am (final_layout): New test case.
5188 * testsuite/Makefile.in: Regenerate.
5189 * testsuite/final_layout.cc: New file.
5190 * testsuite/final_layout.sh: New file.
5192 2010-06-01 Rafael Espindola <espindola@google.com>
5194 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5196 2010-06-01 Rafael Espindola <espindola@google.com>
5198 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5199 visibility of symbols.
5201 2010-05-27 Doug Kwan <dougkwan@google.com>
5203 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5204 from start of output section instead of address for a local symbol
5205 in a merged or relaxed section when doing a relocatable link.
5207 2010-05-26 Rafael Espindola <espindola@google.com>
5210 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5211 adding sections the garbage collector removed.
5212 * gold/testsuite/Makefile.am: Add test.
5213 * gold/testsuite/Makefile.in: Regenerate.
5214 * gold/testsuite/plugin_test_7.sh: New.
5215 * gold/testsuite/plugin_test_7_1.c: New.
5216 * gold/testsuite/plugin_test_7_2.c: New.
5218 2010-05-26 Rafael Espindola <espindola@google.com>
5220 * script-sections.cc (Output_section_definition::set_section_addresses):
5221 Check for --section-start.
5223 2010-05-26 Doug Kwan <dougkwan@google.com>
5225 * arm.cc (Arm_scan_relocatable_relocs): New class.
5226 (Target_arm::relocate_special_relocatable): New method.
5227 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5228 (Arm_relocate_functions::thumb_branch_common): Same.
5229 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5230 instead of Default_scan_relocatable_relocs.
5231 * target-reloc.h (relocate_for_relocatable): Let target handle
5232 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5233 * target.h (Sized_target::relocate_special_relocatable): New method.
5235 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5237 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5239 2010-05-23 Doug Kwan <dougkwan@google.com>
5241 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5243 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5244 with a direct branch, not a conditional branch, to a stub.
5245 * merge.cc (Output_merge_base::record_input_section): New method
5247 (Output_merge_data::do_add_input_section): Record input section if
5248 keeps-input-sections flag is set.
5249 (Output_merge_string::do_add_input_section): Ditto.
5250 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5251 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5253 (Output_merge_base::keeps_input_sections,
5254 Output_merge_base::set_keeps_input_sections,
5255 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5257 (Output_merge_base::Input_sections): New type declaration.
5258 (Output_merge_base::input_sections_begin,
5259 Output_merge_base::input_sections_end,
5260 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5261 (Output_merge_base::bool keeps_input_sections_,
5262 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5263 Output_merge_base::input_sections_): New data members.
5264 (Output_merge_data::do_set_keeps_input_sections): New method
5266 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5267 * output.cc (Output_section::Input_section::relobj): Move method
5268 defintion from class declaration to here and handle merge sections.
5269 (Output_section::Input_section::shndx): Ditto.
5270 (Output_section::Output_section): Remove initializations of removed
5271 data members and initialize new data member LOOKUP_MAPS_.
5272 (Output_section::add_input_section): Set keeps-input-sections flag
5273 for a newly created merge output section as appropriate. Adjust code
5274 to use Output_section_lookup_maps class.
5275 (Output_section::add_relaxed_input_section): Adjst code for lookup
5276 maps code refactoring.
5277 (Output_section::add_merge_input_section): Add a new parameter
5278 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5279 class. If adding input section to a newly created merge output
5280 section fails, remove the new merge section.
5281 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5282 Adjust code for use of the Output_section_lookup_maps class.
5283 (Output_section::find_merge_section): Ditto.
5284 (Output_section::build_lookup_maps): New method defintion.
5285 (Output_section::find_relaxed_input_section): Adjust code to use
5286 Output_section_lookup_maps class.
5287 (Output_section::get_input_sections): Export merge sections. Adjust
5288 code to use Output_section_lookup_maps class.
5289 (Output_section:::add_script_input_section): Adjust code to use
5290 Output_section_lookup_maps class. Update lookup maps for merge
5292 (Output_section::discard_states): Use Output_section_lookup_maps.
5293 (Output_section::restore_states): Same.
5294 * output.h (Merge_section_properties): Move class defintion out of
5296 (Output_section_lookup_maps): New class.
5297 (Output_section::Input_section::is_merge_section): New method
5299 (Output_section::Input_section::relobj): Move defintion out of class
5300 defintion. Declare method only.
5301 (Output_section::Input_section::shndx): Ditto.
5302 (Output_section::Input_section::output_merge_base): New method defintion.
5303 (Output_section::Input_section::u2_.pomb): New union field.
5304 (Output_section::Merge_section_by_properties_map,
5305 Output_section::Output_section_data_by_input_section_map,
5306 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5308 (Output_section::add_merge_input_section): Add new parameter
5309 KEEPS_INPUT_SECTIONS.
5310 (Output_section::build_lookup_maps): New method declaration.
5311 (Output_section::merge_section_map_,
5312 Output_section::merge_section_by_properties_map_,
5313 Output_section::relaxed_input_section_map_,
5314 Output_section::is_relaxed_input_section_map_valid_): Remove data
5316 (Output_section::lookup_maps_): New data member.
5318 2010-05-21 Doug Kwan <dougkwan@google.com>
5321 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5322 avoid a compilation error.
5324 2010-05-19 Rafael Espindola <espindola@google.com>
5326 * script-sections.cc (Output_section_definition::allocate_to_segment):
5327 Update the phdrs_list even when the output section is NULL.
5328 * testsuite/Makefile.am: Add test.
5329 * testsuite/Makefile.in: Regenerate.
5330 * testsuite/script_test_9.cc: New.
5331 * testsuite/script_test_9.sh: New.
5332 * testsuite/script_test_9.t: New.
5334 2010-05-19 Doug Kwan <dougkwan@google.com>
5336 * arm.cc (Arm_input_section::original_size): New method.
5337 (Arm_input_section::do_addralign): Add a cast.
5338 (Arm_input_section::do_output_offset): Remove static cast.
5339 (Arm_input_section::original_addralign,
5340 Arm_input_section::original_size_): Change type to uint32_t.
5341 (Arm_input_section::init): Add safe casts for section alignment
5343 (Arm_input_section::set_final_data_size): Do not set address and
5344 offset of stub table.
5345 (Arm_output_section::fix_exidx_coverage): Change use of of
5346 Output_section::Simple_input_section to that of
5347 Output_section::Input_section.
5348 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5349 except for the first pass.
5350 * output.cc (Output_section::get_input_sections): Change type of
5351 input_sections to std::list<Input_section>.
5352 (Output_section::add_script_input_section): Rename from
5353 Output_section::add_simple_input_section. Change type of SIS
5354 parameter from Simple_input_section to Input_section.
5355 * output.h (Output_section::Simple_input_section): Remove class.
5356 (Output_section::Input_section): Change class visibility to public.
5357 (Output_section::Input_section::addralign): Use stored alignments
5358 for special input sections if set.
5359 (Output_section::Input_section::set_addralign): New method.
5360 (Output_section::get_input_sections): Change parameter type from
5361 list of Simple_input_section to list of Input_section.
5362 (Output_section::add_script_input_section): Rename from
5363 Output_section::add_simple_input_section. Change first parameter's
5364 type from Simple_input_section to Input_section and remove the
5365 second and third parameters.
5366 * script-sections.cc (Input_section::Input_section_list): Change
5367 type to list of Output_section::Input_section/
5368 (Input_section_info::Input_section_info): Change parameter type of
5369 INPUT_SECTION to Output_section::Input_section.
5370 (Input_section_info::input_section): Change return type.
5371 (Input_section_info::input_section_): Change type to
5372 Output_section::Input_section.
5373 (Output_section_element_input::set_section_addresses): Adjust code
5374 to use Output_section::Input_section instead of
5375 Output_section::Simple_input_section. Adjust code for renaming
5376 of Output_section::add_simple_input_section.
5377 (Orphan_output_section::set_section_addresses): Ditto.
5379 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5381 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5382 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5384 2010-05-18 Rafael Espindola <espindola@google.com>
5386 * options.cc (General_options::finalize): Handle -nostdlib.
5387 * options.h (nostdlib): New option.
5388 * script.cc (script_add_search_dir): Handle -nostdlib.
5390 2010-05-12 Doug Kwan <dougkwan@google.com>
5392 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5393 attributes section only if there no attributes section after merging.
5394 (Target_arm::merge_object_attributes): Move value of
5395 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5396 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5397 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5398 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5399 and arm_attr_merge_7.stdout.
5400 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5401 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5402 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5403 arm_attr_merge_7b.o): New rules.
5404 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5406 * testsuite/Makefile.in: Regenerate.
5407 * testsuite/arm_attr_merge.sh: New file.
5408 * testsuite/arm_attr_merge_[67][ab].s: Same.
5410 2010-05-05 Nick Clifton <nickc@redhat.com>
5412 * po/es.po: Updated Spanish translation.
5414 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5416 * Makefile.am (install-exec-local): Properly install gold as
5417 default cross linker.
5418 * Makefile.in: Regenerated.
5420 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5421 Nick Clifton <nickc@redhat.com>
5423 * configure.ac (install_as_default): Define and set to false
5424 unless --enable-gold or --enable-gold=both/gold has been
5426 * configure: Regenerate.
5428 * Makefile.am (install-exec-local): Install the executable as
5429 'ld.gold'. If install_as_default is true then also install it as
5431 * Makefile.in: Regenerated.
5433 2010-04-24 Ian Lance Taylor <iant@google.com>
5435 * layout.cc (Layout::layout_reloc): In relocatable link don't
5436 combine reloc sections for grouped sections.
5438 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5440 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5441 sections that are not ordinary to icf.
5442 * icf.cc (get_section_contents): Handle relocation pointing to section
5443 with no object or shndx information.
5444 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5445 * testsuite/Makefile.in: Regenerate.
5446 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5447 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5449 2010-04-22 Ian Lance Taylor <iant@google.com>
5451 * expression.cc (Expression::Expression_eval_info): Add
5452 result_alignment_pointer field.
5453 (Expression::eval_with_dot): Add result_alignment_pointer
5454 parameter. Change all callers.
5455 (Expression::eval_maybe_dot): Likewise.
5456 (class Binary_expression): Add alignment_pointer parameter to
5457 left_value and right_value. Change all callers.
5458 (BINARY_EXPRESSION): Set result alignment.
5459 (class Trinary_expression): Add alignment_pointer parameter to
5460 arg2_value and arg3_value. Change all callers.
5461 (Trinary_cond::value): Set result alignment.
5462 (Max_expression::value, Min_expression::value): Likewise.
5463 (Align_expression::value): Likewise.
5464 * script-sections.cc (class Sections_element): Add dot_alignment
5465 parameter to set_section_addresses virtual function. Update
5467 (class Output_section_element): Likewise.
5468 (Script_sections::create_segments): Add dot_alignment parameter.
5470 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5471 (Script_sections::set_phdrs_clause_addresses): Likewise.
5472 * script-sections.h: Update declarations.
5473 * script.h: Update declarations.
5474 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5476 * testsuite/script_test_3.t: Set large alignment.
5477 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5478 segment has expected alignment.
5480 2010-04-22 Nick Clifton <nickc@redhat.com>
5482 * po/gold.pot: Updated by the Translation project.
5483 * po/vi.po: Updated Vietnamese translation.
5485 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5487 * testsuite/Makefile.am (check_PROGRAMS): Add
5488 icf_virtual_function_folding_test.
5489 * testsuite/Makefile.in: Regenerated.
5491 2010-04-15 Andrew Haley <aph@redhat.com>
5493 * options.h (merge_exidx_entries): New option.
5494 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5495 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5496 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5497 (Target_arm::merge_exidx_entries): New function.
5498 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5499 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5500 to Arm_exidx_fixup constructor.
5501 Add new arg, merge_exidx_entries.
5502 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5503 Arm_output_section::fix_exidx_coverage.
5505 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5507 * icf.cc (get_section_contents): Check for preemptible functions.
5508 Ignore addend when appropriate.
5509 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5511 (add_from_relobj): Check for section folded.
5512 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5513 * symtab.h (should_add_dynsym_entry): Add new parameter.
5514 * target-reloc.h (scan_relocs): Check for section folded.
5515 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5516 Check reloc types for function pointers in shared objects.
5517 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5519 (icf_preemptible_functions_test): New test case.
5520 (icf_string_merge_test): New test case.
5521 * testsuite.Makefile.in: Regenerate.
5522 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5523 bar_glob. Refactor code.
5524 * testsuite/icf_preemptible_functions_test.cc: New file.
5525 * testsuite/icf_preemptible_functions_test.sh: New file.
5526 * testsuite/icf_string_merge_test.cc: New file.
5527 * testsuite/icf_string_merge_test.sh: New file.
5528 * testsuite/icf_virtual_function_folding_test.cc: New file.
5529 * testsuite/icf_virtual_function_folding_test.sh: New file.
5531 2010-04-14 Doug Kwan <dougkwan@google.com>
5533 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5534 for local symbol recounting if we remove a section due to ICF.
5535 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5536 there are no regular objects in input.
5538 2010-04-13 Doug Kwan <dougkwan@google.com>
5540 * arm.cc (Arm_input_section::set_final_data_size): Compute
5541 accurate final data size instead of using current data size.
5543 2010-04-09 Doug Kwan <dougkwan@google.com>
5545 * layout.cc (Layout::choose_output_section): Handle script section
5547 (Layout::make_output_section_for_script): Add section type parameter.
5548 Handle script section types.
5549 * layout.h (Layout::make_output_section_for_script): Add section
5551 * output.cc (Output_section::Output_section): Initialize data member
5553 (Output_section::do_reset_address_and_file_offset): Do not set address
5554 to 0 if section is a NOLOAD section.
5555 * output.h (Output_section::is_noload): New method.
5556 (Output_section::set_is_noload): Ditto.
5557 (Output_section::is_noload_): New data member.
5558 * script-c.h (Script_section_type): New enum type.
5559 (struct Parser_output_section_header): Add new file section_type.
5560 * script-sections.cc (Sections_element::output_section_name): Add
5561 parameter for returning script section type.
5562 (Output_section_definition::output_section_name): Ditto.
5563 (Output_section_definition::section_type)P; New method.
5564 (Output_section_definiton::script_section_type_name): Ditto.
5565 (Output_section_definition::script_section_type_): New data member.
5566 (Output_section_definition::Output_section_definition): Initialize
5567 data member Output_section_definition::script_section_type_.
5568 (Output_section_definition::create_sections): Pass script section type
5569 to Layout::make_output_section_for_script.
5570 (Output_section_definition::output_section_name): Return script
5571 section type to caller.
5572 (Output_section_definition::set_section_address): Do not advance
5573 dot value and load address if section type is NOLOAD. Set address
5574 of NOLOAD sections regardless of section flags.
5575 (Output_section_definition::print): Print section type if it is
5576 not SCRIPT_SECTION_TYPE_NONE.
5577 (Output_section_definition::section_type): New method.
5578 (Output_section_definition::script_section_type_name): Ditto.
5579 (Script_sections::output_section_name): Add new parameter
5580 PSECTION_TYPE for returning script section type. Pass it to
5581 section elements. Handle discard sections.
5582 (Sort_output_sections::operator()): Handle NOLOAD sections.
5583 * script-sections.h (Script_sections::Section_type): New enum type.
5584 (Script_sections::output_section_name): Add a new parameter for
5585 returning script section type.
5586 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5588 * yyscript.y (union): Add new field SECTION_TYPE.
5589 (COPY, DSECT, INFO, NOLOAD): New tokens.
5590 (opt_address_and_section_type): Change type to output_section_header.
5591 (section_type): New non-terminal
5592 (section_header): Handle section type.
5593 (opt_address_and_section_type): Return section type value.
5595 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5597 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5598 * testsuite/plugin_common_test_2.c (foo): Likewise.
5600 2010-04-08 Doug Kwan <dougkwan@google.com>
5602 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5604 * output.cc (Output_section::add_merge_input_section): Simplify
5605 code and return status of Output_merge_base::add_input_section.
5606 Update merge section map only if Output_merge_base::add_input_section
5609 2010-04-07 Doug Kwan <dougkwan@google.com>
5611 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5612 if section is marked as containing instructions but has no mapping
5614 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5615 correct section index.
5616 (Arm_relobj::find_linked_text_section): Ditto.
5618 2010-04-07 Cary Coutant <ccoutant@google.com>
5620 * archive.cc (include_member): Destroy Read_symbols_data object before
5622 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5623 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5624 (Read_symbols_data::~Read_symbols_data) New destructor.
5625 (Section_relocs::Section_relocs) New constructor.
5626 (Section_relocs::~Section_relocs) New destructor.
5627 (Read_relocs_data::Read_relocs_data) New constructor.
5628 (Read_relocs_data::~Read_relocs_data) New destructor.
5629 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5630 pointers to NULL after deleting.
5632 2010-04-07 Doug Kwan <dougkwan@google.com>
5634 * arm.cc: Replace "endianity" with "endianness" in comments.
5635 (Arm_exidx_cantunwind): Ditto.
5636 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5637 (Arm_relobj::merge_flags_and_attributes): New method.
5638 (Arm_relobj::merge_flags_and_attributes_): New data member.
5639 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5640 (Arm_relobj::scan_sections_for_stubs): Ditto.
5641 (Arm_relobj::do_read_symbols): Check to see if we really want to
5642 merge processor-specific flags and attributes. Exit early if
5643 an object is empty except for section names and the undefined symbol.
5644 (Target_arm::do_finalize_sections): Move check for ELF format to
5645 Arm_relobj::do_read_symbols. Merge processor specific flags and
5646 attributes from a regular object only when we have determined that
5647 it is aapropriate. Do not create an .ARM.attributes section in
5648 output if there is no regular input object.
5649 (Target_arm::merge_processor_specific_flags): Check
5650 --warn-mismatch before printing any error.
5651 (Target_arm::merge_object_attributes): Ditto.
5652 * gold.cc (queue_middle_tasks): Handle the case in which there is
5653 no regular object in input.
5654 * options.cc (General_options::parse_EB): New method.
5655 (General_options::parse_EL): Same.
5656 (General_options::General_options): Initialize endianness_.
5657 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5659 (General_options::Endianness): New enum.
5660 (General_options::endianness): New method.
5661 (General_options::endianness_): New data member.
5662 * parameters.cc (Parameters::set_options): Check target endianness.
5663 (Parameters::set_target_once): Ditto.
5664 (Parameters::check_target_endianness): New method.
5665 (parameters_force_valid_target): If either -EL or -EB is specified,
5666 use it to define endianness of default target.
5667 * parameters.h (Parameters::check_target_endianness): New method
5669 * target.h (class Target): Change "endianity" to "endianness"
5672 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5674 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5675 * configure: Regenerate.
5676 * Makefile.in: Regenerate.
5677 * testsuite/Makefile.in: Regenerate.
5679 2010-04-06 Cary Coutant <ccoutant@google.com>
5682 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5683 prevailing definitions of common symbols.
5684 * testsuite/plugin_test_6.sh: New test case.
5685 * testsuite/plugin_common_test_1.c: New test case.
5686 * testsuite/plugin_common_test_2.c: New test case.
5687 * testsuite/Makefile.am (plugin_test_6): New test case.
5688 * testsuite/Makefile.in: Regenerate.
5690 2010-04-06 Nick Clifton <nickc@redhat.com>
5692 * po/vi.po: New Vietnamese translation.
5694 2010-03-30 Doug Kwan <dougkwan@google.com>
5696 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5698 2010-03-25 Doug Kwan <dougkwan@google.com>
5700 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5701 to avoid a conversion warning on a 32-bit host.
5703 2010-03-24 Ian Lance Taylor <iant@google.com>
5705 * testsuite/script_test_3.t: Add a TLS segment.
5706 * testsuite/Makefile.am (check_PROGRAMS): Add
5707 tls_phdrs_script_test.
5708 (tls_phdrs_script_test_SOURCES): Define.
5709 (tls_phdrs_script_test_DEPENDENCIES): Define.
5710 (tls_phdrs_script_test_LDFLAGS): Define.
5711 (tls_phdrs_script_test_LDADD): Define.
5712 * testsuite/Makefile.in: Rebuild.
5714 2010-03-23 Cary Coutant <ccoutant@google.com>
5716 * fileread.cc (find_or_make_view): Fix comment.
5718 2010-03-23 Ian Lance Taylor <iant@google.com>
5720 * script-sections.cc (class Orphan_section_placement): Define
5721 PLACE_TLS and PLACE_TLS_BSS.
5722 (Orphan_section_placement::Orphan_section_placement): Initialize
5724 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5725 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5726 (tls_script_test_SOURCES): Define.
5727 (tls_script_test_DEPENDENCIES): Define.
5728 (tls_script_test_LDFLAGS): Define.
5729 (tls_script_test_LDADD): Define.
5730 * testsuite/Makefile.in: Rebuild.
5732 2010-03-22 Doug Kwan <dougkwan@google.com>
5734 * arm.cc (Arm_relocate_functions::abs8,
5735 Arm_relocate_functions::abs16): Use correct check for overflow
5736 specified in the ARM ELF specs.
5737 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5738 target of a BLX instruction specially.
5739 (Reloc_stub::stub_type_for_reloc): Ditto.
5740 (Relocate::relocate): Use symbolic names instead of numeric relocation
5741 codes to report error.
5742 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5744 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5745 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5746 thumb2_blx_out_of_range.stdout
5747 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5748 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5749 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5750 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5751 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5752 thumb2_blx_in_range, thumb2_blx_in_range.o,
5753 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5754 thumb2_blx_out_of_range.o): New rules.
5755 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5756 thumb2_blx_in_range and thumb2_blx_out_of_range.
5757 * testsuite/Makefile.in: Regenerate.
5758 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5759 * testsuite/thumb_blx_in_range.s: New file.
5760 * testsuite/thumb_blx_out_of_range.s: New file.
5762 2010-03-22 Rafael Espindola <espindola@google.com>
5764 * archive.cc (Should_include): Move to archive.h.
5765 (should_include_member): Make it a member of Archive.
5767 (Add_lib_group_symbols): New.
5768 * archive.h: Include options.h.
5769 (Archive_member): Moved from Archive.
5770 (Should_include): Moved from archive.cc.
5772 (Add_lib_group_symbols): New.
5773 * dynobj.cc (do_should_include_member): New.
5774 * dynobj.h (do_should_include_member): New.
5775 * gold.cc (queue_initial_tasks): Update call to queue.
5776 * main.cc (main): Print lib group stats.
5777 * object.cc (do_should_include_member): New.
5778 * object.h: Include archive.h.
5779 (Object::should_include_member): New.
5780 (Object::do_should_include_member): New.
5781 (Sized_relobj::do_should_include_member): New.
5782 * options.cc (General_options::parse_start_lib): New.
5783 (General_options::parse_end_lib): New.
5784 (Input_arguments::add_file): Handle lib groups.
5785 (Input_arguments::start_group): Check we are not in a lib.
5786 (Input_arguments::start_lib): New.
5787 (Input_arguments::end_lib): New.
5788 * options.h (General_options): Add start_lib and end_lib.
5789 (Input_argument::lib_): New.
5790 (Input_argument::lib): New.
5791 (Input_argument::is_lib): New.
5792 (Input_file_lib): New.
5793 (Input_arguments::in_lib_): New.
5794 (Input_arguments::in_lib): New.
5795 (Input_arguments::start_lib): New.
5796 (Input_arguments::end_lib_): New.
5797 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5798 in unused members as preempted.
5799 (Sized_pluginobj::do_should_include_member): New.
5800 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5801 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5803 (Read_symbols::do_whole_lib_group): New.
5804 (Read_symbols::do_lib_group): New.
5805 (Read_symbols::do_read_symbols): Handle lib groups.
5806 (Read_symbols::get_name): Handle lib groups.
5807 * readsyms.h (Read_symbols): Add an archive member pointer.
5808 (Read_symbols::do_whole_lib_group): New.
5809 (Read_symbols::do_lib_group): New.
5810 (Read_symbols::member_): New.
5811 * script.cc (read_input_script): Update call to queue_soon.
5813 2010-03-19 Doug Kwan <dougkwan@google.com>
5815 * arm.cc (Stub_table::Stub_table): Initialize new data members
5816 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5817 (Stub_table::add_reloc_stub): Assign stub offset and update
5818 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5819 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5821 (Stub_table::update_data_size_and_addralign): Use
5822 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5823 instead of going over all reloc stubs.
5824 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5825 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5826 Stringpool_template::offset_ to size of Stringpool_char.
5827 (Stringpool_template::new_key_offset): Remove code to initialize
5828 Stringpool_template::offset_.
5829 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5830 Stringpool_template::offset_ to zero.
5832 2010-03-15 Doug Kwan <dougkwan@google.com>
5834 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5836 (Stringpool_template::new_key_offset): New method.
5837 (Stringpool_template::add_string): Assign offsets when adding new
5839 (Stringpool_template::set_string_offsets): Do not set string offsets
5840 when not optimizing.
5841 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5843 (Chunked_vector::clear): Clear size_.
5844 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5845 (Chunked_vector::size): Return size_.
5846 (Chunked_vector::push_back): Use size_ to find insert position.
5847 (Chunked_vector::size_): New data member.
5848 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5849 (Stringpool_template::new_key_offset): New method declaration.
5850 (Stringpool_template::offset_): New data member.
5852 2010-03-15 Rafael Espindola <espindola@google.com>
5854 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5855 Add_symbols' constructor.
5856 * readsyms.h (Add_symbols): Remove the input_group member.
5858 2010-03-10 Ian Lance Taylor <iant@google.com>
5860 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5861 target to ask whether a reference to a symbol requires a stack
5863 * target.h (Target::is_call_to_non_split): New function.
5864 (Target::do_is_call_to_non_split): Declare virtual function.
5865 * target.cc: Include "symtab.h".
5866 (Target::do_is_call_to_non_split): New function.
5867 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5869 2010-03-10 Cary Coutant <ccoutant@google.com>
5871 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5872 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5873 (File_read::open[2]): Add whole_file_view_ to list of views.
5874 (File_read::make_view): Remove test of whole_file_view_.
5875 (File_read::find_or_make_view): Create whole_file_view_ if
5877 (File_read::clear_views): Replace bool parameter with enum;
5878 adjust all callers. Don't delete views with permanent data;
5879 do delete cached views and views from archives if
5880 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5881 if clearing the corresponding view.
5882 * fileread.h (File_read::Clear_views_mode): New enum.
5883 (File_read::View::is_permanent_view): New method.
5884 (File_read::clear_views): Replace bool parameter
5885 with enum; adjust all callers.
5886 * options.h (General_options): Change keep_files_mapped option;
5887 add map_whole_files.
5888 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5890 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5893 2010-03-10 David S. Miller <davem@davemloft.net>
5895 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5897 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5899 * icf.cc (get_section_contents): Add '@' marker after processing the
5902 2010-03-08 Doug Kwan <dougkwan@google.com>
5904 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5905 due to a conversion warning.
5906 (Arm_relobj::update_output_local_symbol_count): Check for local
5907 symbol with unset output index.
5909 2010-03-05 Ian Lance Taylor <iant@google.com>
5911 * options.h (class General_options): Add --spare-dynamic-tags.
5912 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5913 --spare-dynamic-tags.
5915 2010-03-05 Ian Lance Taylor <iant@google.com>
5917 * incremental.cc: Include "libiberty.h".
5919 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5921 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5922 function, is_info_ member.
5923 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5924 (Versions::Versions): Update caller.
5925 (Versions::define_base_version): Likewise.
5926 (Versions::add_def): Likewise.
5928 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5930 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5931 (Scan::possible_function_pointer_reloc): New function.
5932 (Scan::local_reloc_may_be_function_pointer): Change to call
5933 possible_function_pointer_reloc.
5934 (Scan::global_reloc_may_be_function_pointer): Ditto.
5935 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5936 relocations in ".data.rel.ro._ZTV" section.
5937 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5938 * testsuite/icf_safe_so_test.cc: Ditto.
5939 * testsuite/icf_safe_test.cc: Ditto.
5940 * testsuite/icf_safe_test.sh: Ditto.
5942 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5943 Ian Lance Taylor <iant@google.com>
5945 * target-reloc.h (relocate_section): Check the symbol table index
5946 for -1U before setting the local symbol index.
5947 (scan_relocatable_relocs): If copying the relocation, record that
5948 the local symbol is required.
5949 * object.h (Symbol_value::is_output_symtab_index_set): New
5951 (Symbol_value::may_be_discarded_from_output_symtab): New
5953 (Symbol_value::has_output_symtab_entry): New function.
5954 (Symbol_value::needs_output_symtab_entry): Remove.
5955 (Symbol_value::output_symtab_index): Make sure the symbol index is
5957 (Symbol_value::set_output_symtab_index): Make sure the symbol
5958 index is not set. Make sure the new index is valid.
5959 (Symbol_value::set_must_have_output_symtab_entry): New function.
5960 (Symbol_value::has_output_dynsym_entry): New function.
5961 (Symbol_value::set_output_dynsym_index): Make sure the new index
5963 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5964 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5965 local symbol if permitted.
5966 (Sized_relobj::do_finalize_local_symbols): Call
5967 is_output_symtab_index_set rather than needs_output_symtab_entry.
5968 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5969 rather than needs_output_symtab_entry. Call
5970 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5971 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5972 is_output_symtab_index_set rather than needs_output_symtab_entry.
5973 * testsuite/discard_locals_relocatable_test.c: New file.
5974 * testsuite/discard_locals_test.sh: Test -r.
5975 * testsuite/Makefile.am (check_DATA): Add
5976 discard_locals_relocatable_test1.syms,
5977 discard_local_relocatable_test2.syms.
5978 (MOSTLYCLEANFILES): Likewise. Also add
5979 discard_locals_relocatable_test1.lout and
5980 discard_locals_relocatable_test2.out.
5981 (discard_locals_relocatable_test1.syms): New target.
5982 (discard_locals_relocatable_test.o): New target.
5983 (discard_locals_relocatable_test1.out): New target.
5984 (discard_locals_relocatable_test2.syms): New target.
5985 (discard_locals_relocatable_test2.out): New target.
5986 (various): Add missing ../ld-new dependencies.
5987 * testsuite/Makefile.in: Rebuild.
5989 2010-03-03 Nick Clifton <nickc@redhat.com>
5991 * po/fi.po: New Finnish translation.
5993 2010-03-01 Doug Kwan <dougkwan@google.com>
5995 * layout.cc (Layout::Layout): Force section types of .init_array*,
5996 .preinit_array* and .fini_array* sections.
5997 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5998 Fix check of return value of std::string::find.().
5999 (Output_section::Input_section_sort_compare::operator()): Remove
6000 comment about .init_array.
6001 (Output_section::Input_section_sort_init_fini_compare::operator()):
6003 (Output_section::sort_attached_input_sections): Handle .init_array
6004 and .fini_array specially.
6005 * output.h (Output_section::Inut_section_sort_compare): Update
6007 (Output_section::Input_section_sort_init_fini_compare): New struct.
6009 2010-02-26 Doug Kwan <dougkwan@google.com>
6011 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6012 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6013 * testsuite/debug_msg.sh: Avoid matching source line number for
6014 use of global variable undef_int.
6016 2010-02-26 Doug Kwan <dougkwan@google.com>
6018 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6019 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6020 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6021 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6022 * options.cc (General_options::General_options): Initialize member
6024 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6025 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6026 and rm_no_fix_v4bx.stdout
6027 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6028 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6029 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6030 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6031 and arm_no_fix_v4bx.
6032 * Makefile.in: Regenerate.
6033 * testsuite/arm_fix_v4bx.s: New file.
6034 * testsuite/arm_fix_v4bx.sh: Ditto.
6036 2010-02-24 Doug Kwan <dougkwan@google.com>
6038 * arm.cc (Target_arm::got_section): Make the .got section the first
6039 non RELRO section in the data segment.
6040 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6041 suffixes of section names.
6043 2010-02-24 Doug Kwan <dougkwan@google.com>
6045 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6046 flags and attributes merging if an input file is a binary file.
6047 * fileread.cc (Input_file::open): Record format of original file.
6048 * fileread.h (Input_file::Format): New enum type.
6049 (Input_file::Input_file): Initialize data member format_.
6050 (Input_file::format): New method definition.
6051 (Input_file::format_):: New data member.
6053 2010-02-24 Doug Kwan <dougkwan@google.com>
6055 * arm.cc (Arm_output_data_got): New class.
6056 (ARM_TCB_SIZE): New constant
6057 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6058 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6059 If user uses a script with a SECTIONS clause, issue only a warning
6060 for a misplaced EXIDX input section. Otherwise, issue an error.
6061 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6063 (Target_arm::got_mode_index_entry): Handle static linking.
6064 (Target_arm::Scan::local): Ditto.
6065 (Target_arm::Scan::global): Ditto.
6066 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6067 all incorrectly implemented relocations.
6068 (Target_arm::fix_exidx_coverage): Pass layout to
6069 Arm_output_section::fix_exidx_coverage.
6070 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6071 from ".ARM.exidx." and ".ARM.extab.".
6073 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6075 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6076 section if it does not already exist.
6077 * attributes.cc (Attributes_section_data::Attributes_section_data):
6078 Don't crash if size is zero.
6080 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6081 Ian Lance Taylor <iant@google.com>
6083 * gold.cc (queue_middle_tasks): If no input files were opened,
6085 * workqueue.h (Task_function::Task_function): Assert that there is
6088 2010-02-22 Doug Kwan <dougkwan@google.com>
6090 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6091 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6092 types to avoid warnings due to different uint64_t implementations
6095 2010-02-21 Doug Kwan <dougkwan@google.com>
6097 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6098 handling of the maximum backward branch offset.
6099 (Arm_relocate_functions::thumb_branch_common): Ditto.
6100 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6101 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6102 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6103 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6104 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6105 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6106 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6107 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6108 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6109 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6110 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6111 thumb2_bl_out_of_range.o): New rules.
6112 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6113 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6114 thumb2_bl_out_of_range
6115 * testsuite/Makefile.in: Regenerate.
6116 * testsuite/arm_bl_in_range.s: New file.
6117 * testsuite/arm_bl_out_of_range.s: Ditto.
6118 * testsuite/arm_branch_in_range.sh: Ditto.
6119 * testsuite/arm_branch_range.t: Ditto.
6120 * testsuite/thumb2_branch_range.t: Ditto.
6121 * testsuite/thumb_bl_in_range.s: Ditto.
6122 * testsuite/thumb_bl_out_of_range.s: Ditto.
6123 * testsuite/thumb_branch_range.t: Ditto.
6125 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6127 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6128 Add reloc offset information.
6129 * icf.cc (get_section_contents): Change iterators to point to the new
6130 vectors. Add reloc offset information to the contents.
6131 * icf.h (Icf::Sections_reachable_info): New typedef.
6132 (Icf::Sections_reachable_list): New typedef.
6133 (Icf::Offset_info): New typedef.
6134 (Icf::Reloc_info): New struct typedef.
6135 (Icf::Reloc_info_list): New typedef.
6136 (Icf::symbol_reloc_list): Delete method.
6137 (Icf::addend_reloc_list): Delete method.
6138 (Icf::section_reloc_list): Delete method.
6139 (Icf::reloc_info_list): New method.
6140 (Icf::reloc_info_list_): New member.
6142 2010-02-19 Doug Kwan <dougkwan@google.com>
6144 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6145 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6146 * arm.cc (Arm_relocation_functions): New forward declaration.
6147 (Target_arm::Target_arm): Initialize new data members
6148 got_mod_index_offset_ and tls_base_symbol_defined_.
6149 (Target_arm::Relocate::relocate_tls): New method.
6150 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6151 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6153 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6154 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6155 (Target_arm::got_mod_index_offset_,
6156 Target_arm::tls_base_symbol_defined_): New data members.
6157 (Target_arm::Scan::local, Target::Scan::global,
6158 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6161 2010-02-18 Doug Kwan <dougkwan@google.com>
6163 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6164 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6165 text section as a parameter becuase some broken tools may not set
6166 the link in section header.
6167 (Target_arm::has_got_section): New method.
6168 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6169 without any mapping symbol as data only. Remove warning.
6170 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6171 link in its section header, try to discover the link by inspecting the
6172 REL31 relocation at the beginning of the section.
6173 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6175 (Target_arm::Scan::global): Treat any reference to the symbol
6176 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6178 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6180 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6181 (Scan::global_reloc_may_be_function_pointer): New function.
6182 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6183 (Scan::global_reloc_may_be_function_pointer): New function.
6184 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6185 (Scan::global_reloc_may_be_function_pointer): New function.
6186 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6187 (Scan::global_reloc_may_be_function_pointer): New function.
6188 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6189 (Scan::global_reloc_may_be_function_pointer): New function.
6190 (Scan::possible_function_pointer_reloc): New function.
6191 (Target_x86_64::can_check_for_function_pointers): New function.
6192 * gc.h (gc_process_relocs): Scan relocation types to determine if
6193 function pointers were taken for targets that support it.
6194 * icf.cc (Icf::find_identical_sections): Include functions for
6195 folding in safe ICF whose pointer is not taken.
6196 * icf.h (Secn_fptr_taken_set): New typedef.
6197 (fptr_section_id_): New member.
6198 (section_has_function_pointers): New function.
6199 (set_section_has_function_pointers): New function.
6200 (check_section_for_function_pointers): New function.
6201 * options.h: Fix comment for safe ICF option.
6202 * target.h (can_check_for_function_pointers): New function.
6203 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6204 Modify icf_safe_test for X86-64.
6205 * testsuite/Makefile.in: Regenerate.
6206 * testsuite/icf_safe_so_test.cc: New file.
6207 * testsuite/icf_safe_so_test.sh: New file.
6208 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6209 (main): Change to take pointer to function kept_func_3.
6210 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6211 folding is done correctly for X86-64.
6213 2010-02-12 David S. Miller <davem@davemloft.net>
6215 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6216 is_symbolless parameter.
6217 (Output_reloc<SHT_REL>::is_symbolless): New.
6218 (Output_reloc<SHT_REL>::is_symbolless_): New.
6219 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6220 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6221 (Output_reloc<SHT_RELA>::is_symbolless): New.
6222 (Output_data_reloc::add_global): Handle is_symbolless.
6223 (Output_data_reloc::add_global_relative): Likewise.
6224 (Output_data_reloc::add_local): Likewise.
6225 (Output_data_reloc::add_local_relative): Likewise.
6226 (Output_data_reloc::add_symbolless_global_addend): New.
6227 (Output_data_reloc::add_symbolless_local_addend): New.
6228 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6230 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6231 instead of ->is_relative_
6232 (Output_reloc::write): Likewise.
6233 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6234 (Output_reloc::write_rel): Simplify.
6236 * sparc.cc (Target_sparc::Scan::local): Use
6237 ->add_symbolless_local_addend as needed.
6238 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6239 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6240 based upon relocation offset.
6242 2010-02-11 Doug Kwan <dougkwan@google.com>
6244 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6245 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6246 beginning of function.
6247 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6248 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6249 parameter is_32bit in calls to should_apply_static_reloc.
6250 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6251 (check_DATA): Add arm_abs_global.stdout.
6252 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6253 arm_abs_global.stdout): New rules.
6254 (MOSTLLYCLEANFILES): Add arm_abs_global
6255 * Makefile.in: Regenerate.
6256 * testsuite/arm_abs_global.s: New file.
6257 * testsuite/arm_abs_global.sh: Ditto.
6258 * testsuite/arm_abs_lib.s: Ditto.
6260 2010-02-11 Ian Lance Taylor <iant@google.com>
6262 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6264 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6265 Allocate_commons_task first.
6266 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6267 task, rather than symtab_lock_.
6268 (Gc_process_relocs::~Gc_process_relocs): New function.
6269 (Gc_process_relocs::is_runnable): Check this_blocker_.
6270 (Gc_process_relocs::locks): Use next_blocker_ rather than
6272 (Scan_relocs::~Scan_relocs): New function.
6273 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6275 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6277 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6278 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6279 constructor accordingly.
6280 (class Gc_process_relocs): Likewise.
6281 (class Scan_relocs): Likewise.
6282 * common.h (class Allocate_commons_task): Remove symtab_lock_
6283 field, and corresponding constructor parameter.
6284 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6286 (Allocate_commons_task::locks): Likewise.
6288 2010-02-11 Ian Lance Taylor <iant@google.com>
6290 * gold-threads.h (class Once): Define.
6291 (class Initialize_lock): Rewrite as child of Once.
6292 * gold-threads.cc (class Once_initialize): Define.
6293 (once_pointer_control): New static variable.
6294 (once_pointer, once_arg): New static variables.
6295 (c_run_once): New static function.
6296 (Once::Once, Once::run_once, Once::internal_run): New functions.
6297 (class Initialize_lock_once): Remove.
6298 (initialize_lock_control): Remove.
6299 (initialize_lock_pointer): Remove.
6300 (initialize_lock_once): Remove.
6301 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6302 (Initialize_lock::initialize): Rewrite.
6303 (Initialize_lock::do_run_once): New function.
6304 * archive.cc (Archive::interpret_header): Only clear name if it is
6306 * fileread.cc: Include "gold-threads.h"
6307 (file_counts_lock): New static variable.
6308 (file_counts_initialize_lock): Likewise.
6309 (File_read::release): Only increment counts when using --stats.
6310 Use a lock around the increment.
6311 * parameters.cc (class Set_parameters_target_once): Define.
6312 (set_parameters_target_once): New static variable.
6313 (Parameters::Parameters): Move here from parameters.h.
6314 (Parameters::set_target): Rewrite.
6315 (Parameters::set_target_once): New function.
6316 (Parameters::clear_target): Move here and rewrite.
6317 * parameters.h (class Parameters): Update declarations. Add
6318 set_parameters_target_once_ field.
6319 (Parameters::Parameters): Move to parameters.cc.
6320 (Parameters::clear_target): Likewise.
6321 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6323 (Start_group::~Start_group): New function.
6324 (Start_group::is_runnable): New function.
6325 (Start_group::locks, Start_group::run): New functions.
6326 (Finish_group::run): Change saw_undefined to size_t.
6327 * readsyms.h (class Start_group): Define.
6328 (class Finish_group): Change saw_undefined_ field to size_t.
6329 (Finish_group::Finish_group): Remove saw_undefined and
6330 this_blocker parameters. Change all callers.
6331 (Finish_group::set_saw_undefined): New function.
6332 (Finish_group::set_blocker): New function.
6333 * symtab.h (class Symbol_table): Change saw_undefined to return
6334 size_t. Change saw_undefined_ field to size_t.
6335 * target-select.cc (Set_target_once::do_run_once): New function.
6336 (Target_selector::Target_selector): Initialize set_target_once_
6337 field. Don't initialize lock_ and initialize_lock_ fields.
6338 (Target_selector::instantiate_target): Rewrite.
6339 (Target_selector::set_target): New function.
6340 * target-select.h (class Set_target_once): Define.
6341 (class Target_selector): Update declarations. Make
6342 Set_target_once a friend. Remove lock_ and initialize_lock_
6343 fields. Add set_target_once_ field.
6345 2010-02-10 Ian Lance Taylor <iant@google.com>
6347 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6349 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6350 (queue_middle_tasks): Add all blockers before queueing any tasks.
6351 (queue_final_tasks): Likewise.
6352 * token.h (Task_token::add_blockers): New function.
6353 * object.h (Input_objects::number_of_relobjs): New function.
6355 2010-02-10 Ian Lance Taylor <iant@google.com>
6357 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6358 shared, not if not position independent.
6359 * x86_64.cc (Relocate::relocate_tls): Likewise.
6360 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6361 (tls_pie_pic_test): New target.
6362 * testsuite/Makefile.in: Rebuild.
6364 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6365 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6366 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6367 * testsuite/Makefile.in: Rebuild.
6369 2010-02-09 David S. Miller <davem@davemloft.net>
6371 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6372 R_SPARC_RELATIVE using ->add_local_relative().
6373 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6375 * output.h (Output_data_dynamic::add_section_size): New method
6376 that takes two Output_data objects.
6377 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6378 entry param. Handle it in initializers.
6379 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6380 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6381 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6383 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6384 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6385 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6386 for dynrel_includes_plt.
6387 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6388 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6389 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6391 (Target_sparc::do_finalize_sections): Update to pass true for
6392 dynrel_includes_plt.
6393 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6394 output before .rela.plt
6395 (Target_powerpc::do_finalize_sections): Update to pass true for
6396 dynrel_includes_plt when 32-bit.
6398 2010-02-08 Doug Kwan <dougkwan@google.com>
6400 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6402 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6403 Arm_relobj::scan_section_for_cortex_a8_stubs,
6404 Arm_relobj::do_relocation_section): Instead of calling
6405 Output_section::output_address, use faster
6406 Arm_relobj::simple_input_section_output_address.
6408 2010-02-08 David S. Miller <davem@davemloft.net>
6410 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6411 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6412 relocation helper function.
6414 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6415 just like R_SPARC_GOT{10,13,22}.
6416 (Target_sparc::Scan::local): Likewise.
6417 (Target_sparc::Relocate:relocate): Likewise.
6419 2010-02-06 Ian Lance Taylor <iant@google.com>
6421 * configure.ac: Rewrite targetobjs duplicate removal code to use
6422 only shell constructs.
6423 * configure: Rebuild.
6425 2010-02-05 Doug Kwan <dougkwan@google.com>
6428 * arm.cc (Arm_relobj::section_is_scannable): New method.
6429 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6430 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6432 2010-02-04 Doug Kwan <dougkwan@google.com>
6435 * arm-reloc-property.cc (cstdio): Include.
6436 * configure.ac (targetobjs): Remove duplicates.
6437 * configure: Regenerate.
6438 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6439 big and little endian version for a given address size.
6441 2010-02-03 Doug Kwan <dougkwan@google.com>
6443 * arm-reloc-property.cc
6444 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6446 * arm-reloc-property.h
6447 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6448 New method definition.
6449 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6451 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6453 (GOT_PREL): Change implemented to Y.
6454 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6455 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6456 (Arm_relocate_functions::movw_abs_nc): Remove method.
6457 (Arm_relocate_functions::movt_abs): Ditto.
6458 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6459 (Arm_relocate_functions::thm_movt_abs): Ditto.
6460 (Arm_relocate_functions::movw_rel_nc): Ditto.
6461 (Arm_relocate_functions::movw_rel): Ditto.
6462 (Arm_relocate_functions::movt_rel): Ditto.
6463 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6464 (Arm_relocate_functions:thm_movw_rel): Ditto.
6465 (Arm_relocate_functions:thm_movt_rel): Ditto.
6466 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6467 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6468 New method definitions.
6469 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6470 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6471 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6472 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6473 (Target_arm::Relocate::relocate): Check for non-static or
6474 unimplemented relocation code and exit early. Change calls to
6475 Target_arm::reloc_uses_thumb_bit and
6476 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6477 instead. Refactor code to handle similar relocations to increase
6478 code sharing. Remove check for unsupported relocation code in switch
6480 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6481 relocation property table to find out size. Change error message to
6482 print out the name of a relocation code instead of the numeric value.
6483 (Target_arm::scan_reloc_for_stub): Use relocation property table
6484 instead of calling Target_arm::reloc_uses_thumb_bit().
6486 2010-02-02 Doug Kwan <dougkwan@google.com>
6488 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6489 types of relaxed input section.
6491 2010-02-02 Doug Kwan <dougkwan@google.com>
6493 * Makefile.am (HFILES): Add arm-reloc-property.h.
6495 (TARGETSOURCES): Add arm-reloc-property.cc
6496 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6497 (libgold_a_SOURCES): $(DEFFILES)
6498 * Makefile.in: Regenerate.
6499 * arm-reloc-property.cc: New file.
6500 * arm-reloc-property.h: New file.
6501 * arm-reloc.def: New file.
6502 * arm.cc: Update comments.
6503 (arm-reloc-property.h): New included header.
6504 (arm_reloc_property_table): New global variable.
6505 (Target_arm::do_select_as_default_target): New method definition.
6506 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6507 arm-reloc-property to targ_extra_obj.
6508 * parameters.cc (set_parameters_target): Call
6509 Target::select_as_default_target().
6510 * target.h (Target::select_as_default_target): New method definition.
6511 (Target::do_select_as_default_target): Same.
6513 2010-02-01 Doug Kwan <dougkwan@google.com>
6515 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6516 first_output_text_section_.
6517 (Arm_exidx_fixup::first_output_text_section): New method definition.
6518 (Arm_exidx_fixup::first_output_text_section_): New data member.
6519 (Arm_exidx_fixup::process_exidx_section): Record the first text
6520 output section seen.
6521 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6522 and entsize in output section header.
6524 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6526 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6527 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6528 (Arm_relocate_functions::thm_alu11): New Method.
6529 (Arm_relocate_functions::thm_pc8): New Method.
6530 (Arm_relocate_functions::thm_pc12): New Method.
6531 (Target_arm::Scan::local): Handle the relocations.
6532 (Target_arm::Scan::global): Likewise.
6533 (Target_arm::Relocate::relocate): Likewise.
6534 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6536 2010-01-29 Doug Kwan <dougkwan@google.com>
6538 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6539 of relocation types as ld.
6541 2010-01-29 Doug Kwan <dougkwan@google.com>
6543 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6545 (Arm_relocate_functions::thumb_branch_common): Ditto.
6546 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6547 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6548 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6549 Arm_relocate_functions::jump24): Remove.
6550 (Target_arm::Relocate::relocate): Adjust code to call
6551 Arm_relocation_functions::arm_branch_common and
6552 Arm_relocation_functions::thumb_branch_common instead of their removed
6553 wrappers. Merge switch-cases together to reduce source code size.
6555 2010-01-29 Doug Kwan <dougkwan@google.com>
6557 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6558 output_local_symbol_count_needs_update_.
6559 (Arm_relobj::output_local_symbol_count_needs_update,
6560 Arm_relobj::set_output_local_symbol_count_needs_update,
6561 Arm_relobj::update_output_local_symbol_count): New methods.
6562 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6564 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6565 of pointed function as in a R_ARM_PREL31 relocation.
6566 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6567 for output local symbol count updating.
6568 (Target_arm::do_relax): Update output local symbol counts in objects
6570 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6572 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6574 * arm.cc: Added support for the ARM relocations:
6575 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6576 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6577 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6579 (Arm_relocate_functions::movw_rel): New method.
6580 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6581 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6583 (Arm_relocate_functions::thm_movw_rel): New method.
6584 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6586 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6588 (Target_arm::Scan::global): Likewise.
6589 (Target_arm::Relocate::relocate): Likewise.
6590 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6593 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6595 * arm.cc: Added support for ARM group relocations.
6596 (Target_arm::reloc_needs_sym_origin): New method.
6597 (Arm_relocate_functions::calc_grp_kn): New method.
6598 (Arm_relocate_functions::calc_grp_residual): New method.
6599 (Arm_relocate_functions::calc_grp_gn): New method.
6600 (Arm_relocate_functions::arm_grp_alu): New Method.
6601 (Arm_relocate_functions::arm_grp_ldr): New Method.
6602 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6603 (Arm_relocate_functions::arm_grp_ldc): New Method.
6604 (Target_arm::Scan::local): Handle the ARM group relocations.
6605 (Target_arm::Scan::global): Likewise.
6606 (Target_arm::Relocate::relocate): Likewise.
6607 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6610 2010-01-26 Doug Kwan <dougkwan@google.com>
6612 * arm.cc (set): Include.
6613 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6615 (Arm_output_section::Text_section_list): New type.
6616 (Arm_output_section::append_text_sections_to_list): New method.
6617 (Arm_output_section::fix_exidx_coverage): Ditto.
6618 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6619 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6620 Relobj::set_section_offset() instead of
6621 Sized_relobj::invalidate_section_offset().
6622 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6623 parameter for section headers. Ignore relocation sections for
6624 unallocated sections and EXIDX sections.
6625 (Target_arm::fix_exidx_coverage): New method.
6626 (Target_arm::output_section_address_less_than): New type.
6627 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6628 linked text section instead of the EXIDX section.
6629 (Arm_output_section::create_stub_group): Add an assertion to check
6630 that this is not an EXIDX output section.
6631 (Arm_output_section::append_text_sections_to_list): New method.
6632 (Arm_output_section::fix_exidx_coverage): Ditto.
6633 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6634 Arm_relobj::section_needs_reloc_stub_scanning.
6635 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6637 (Target_arm::fix_exidx_coverage): New method.
6638 * object.h (Relobj::set_output_section): New method.
6639 (Sized_relobj::invalidate_section_offset): Remove method.
6640 (Sized_relobj::do_invalidate_section_offset): Remove method.
6641 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6643 2010-01-25 Doug Kwan <dougkwan@google.com>
6645 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6646 Fix warning due to signed and unsigned comparison on a 32-bit host.
6648 2010-01-22 Doug Kwan <dougkwan@google.com>
6650 * arm.cc (Target_arm::do_relax): Record an output section for section
6651 offset adjustment it contains any stub table that has changed.
6652 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6653 offsets in an output section if necessary.
6654 * output.cc (Output_section::Output_section): Initialize
6655 section_offsets_need_adjustments_.
6656 (Output_section::add_input_section_for_script): Renamed to
6657 Output_section::add_simple_input_section.
6658 (Output_section::save_states): Add a comment.
6659 (Output_section::discard_states): New method defintion.
6660 (Output_section::adjust_section_offsets): Same.
6661 * output.h (Output_section::add_input_section_for_script): Renamed to
6662 Output_section::add_simple_input_section.
6663 (Output_section::discard_states): New method declaration.
6664 (Output_section::adjust_section_offsets): Same.
6665 (Output_section::section_offsets_need_adjustment,
6666 Output_section::set_section_offsets_need_adjustment): New method
6668 (Output_section::section_offsets_need_adjustment_): New data member.
6669 * script-sections.cc
6670 (Output_section_element_input::set_section_address): Adjust code for
6671 renaming of Output_section::add_input_section_for_script.
6672 (Orphan_output_section::set_section_address): Same.
6674 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6676 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6677 Fix_v4bx enum values .
6678 * gold/options.h (General_options): New option definitions.
6679 (General_options::fix_v4bx): New method.
6680 (General_options::Fix_v4bx): New enum.
6681 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6682 (General_options::parse_fix_v4bx_interworking): New method.
6684 2010-01-22 Doug Kwan <dougkwan@google.com>
6686 * arm.cc (Arm_exidx_fixup): New class.
6688 2010-01-21 Doug Kwan <dougkwan@google.com>
6690 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6692 (Arm_exidx_section_offset_map): New type.
6694 2010-01-21 Doug Kwan <dougkwan@google.com>
6696 * arm.cc (Arm_exidx_input_section): New class.
6697 (Arm_relobj::exidx_input_section_by_link,
6698 Arm_relobj::exidx_input_section_by_shndx,
6699 Arm_relobj::make_exidx_input_section): New methods.
6700 (read_arm_attributes_section): Remove.
6701 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6702 information about them.
6703 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6706 2010-01-20 Doug Kwan <dougkwan@google.com>
6708 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6709 Input_section_specifier to Section_id.
6710 (Target_arm::new_arm_input_section: Adjust code for change of key
6712 (Target_arm::find_arm_input_section): Ditto.
6713 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6714 (Section_id): Remove.
6715 (Garbage_collection::Section_id_hash): Remove.
6716 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6717 (Section_id): Remove.
6718 (Icf::Section_id_hash): Remove.
6719 * object.h (Section_id, Const_section_id, Section_id_hash,
6720 Const_section_id_hash): New type definitions.
6721 * output.cc (Output_section::add_relaxed_input_section): Change to
6722 use Const_section_id instead of Input_section_specifier as key type.
6723 (Output_section::add_merge_input_section): Ditto.
6724 (Output_section::build_relaxation_map): Change to use Section_id
6725 instead of Input_section_specifier as key type.
6726 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6728 (Output_section::convert_input_sections_to_relaxed_sections): Change
6729 to use Const_section_id instead of Input_section_specifier as key type.
6730 (Output_section::find_merge_section): Ditto.
6731 (Output_section::find_relaxed_input_section): Ditto.
6732 * output.h (Input_section_specifier): Remove class.
6733 (Output_section::Output_section_data_by_input_section_map): Change
6734 key type to Const_section_id.
6735 (Output_section::Output_relaxed_input_section_by_input_section_map):
6737 (Output_section::Relaxation_map): Change key type to Section_id.
6739 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6741 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6742 (class Arm_v4bx_stub): New class.
6743 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6744 (Stub_factory::make_arm_v4bx_stub): New method.
6745 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6746 (Stub_table::empty): Handle v4bx stubs.
6747 (Stub_table::add_arm_v4bx_stub): New method.
6748 (Stub_table::find_arm_v4bx_stub): New method.
6749 (Arm_relocate_functions::v4bx): New method.
6750 (Target_arm::fix_v4bx): New method.
6751 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6752 (Stub_table::relocate_stubs): Likewise.
6753 (Stub_table::do_write): Likewise.
6754 (Stub_table::update_data_size_and_addralign): Likewise.
6755 (Stub_table::finalize_stubs): Likewise.
6756 (Target_arm::Scan::local): Likewise.
6757 (Target_arm::Scan::global): Likewise.
6758 (Target_arm::do_finalize_sections): Likewise.
6759 (Target_arm::Relocate::relocate): Likewise.
6760 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6762 (Target_arm::scan_reloc_for_stub): Likewise.
6763 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6765 2010-01-19 Ian Lance Taylor <iant@google.com>
6767 * output.cc (Output_section_headers::do_sized_write): Write large
6768 segment count to sh_info field.
6769 (Output_file_header::do_sized_write): For large segment count,
6770 write PN_XNUM to e_phnum field.
6772 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6774 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6775 (Arm_relocate_functions::thm_jump8): New function.
6776 (Arm_relocate_functions::thm_jump11): New function.
6777 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6779 (Target_arm::Scan::global): Likewise.
6780 (Target_arm::Relocate::relocate): Likewise.
6781 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6784 2010-01-14 Doug Kwan <dougkwan@google.com>
6786 * arm.cc (map, utility): Include headers.
6787 (Target_arm::apply_cortex_a8_workaround): New method.
6788 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6789 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6790 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6791 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6792 the --[no-]fix-cortex-a8 command line options.
6793 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6794 (Target_arm::relocate_stub): Use addend in instruction template.
6795 * options.h (DEFINE_bool): Set the user-set flag.
6796 (General_options): Add --[no-]-fix-cortex options.
6797 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6798 : Update fast look-up map after conversion.
6800 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6802 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6803 in the first pass of do_layout.
6805 2010-01-13 Doug Kwan <dougkwan@google.com>
6807 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6808 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6809 apparent compiler problem of not folding static constant integral
6810 data members of elfcpp::Elf_sizes<32>.
6812 2010-01-13 Doug Kwan <dougkwan@google.com>
6814 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6815 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6816 Arm_relobj::scan_section_for_cortex_a8_erratum,
6817 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6818 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6819 sections to scan for relocation stubs into a new method
6820 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6821 relocation and Cortex-A8 stub scanning.
6822 (Target_arm::do_relax): Force stubs to be after stubbed sections
6823 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6824 the beginning of a new relaxation pass. Update a comment.
6825 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6827 2010-01-12 Ian Lance Taylor <iant@google.com>
6829 * target-reloc.h (visibility_error): New inline function.
6830 (relocate_section): Call visibility_error.
6831 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6832 (MOSTLYCLEANFILES): Likewise.
6833 (protected_4_pic.o, protected_3.err): New targets.
6834 * testsuite/protected_4.cc: New file.
6836 2010-01-12 Doug Kwan <dougkwan@google.com>
6838 * arm.cc (Cortex_a8_reloc): New class.
6839 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6840 and cortex_a8_relocs_info_.
6841 (Target_arm::fix_cortex_a8): New method definition.
6842 (Target_arm::Cortex_a8_relocs_info): New type.
6843 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6844 New data member declarations.
6845 (Target_arm::scan_reloc_for_stub): Record information about
6846 relocations for THUMB branches that might be exempted from the
6847 Cortex-A8 workaround.
6848 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6849 at the beginning of a relaxation pass.
6851 2010-01-12 Doug Kwan <dougkwan@google.com>
6853 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6854 (Arm_relobj::Mapping_symbol_position,
6855 Arm_reloj::Mapping_symbol_position_less,
6856 Arm_relobj::Mapping_symbols_info): New types.
6857 (Target_arm::is_mapping_symbol_name): New method definition.
6858 (Arm_relobj::do_count_local_symbols): Save information about mapping
6861 2010-01-11 Doug Kwan <dougkwan@google.com>
6863 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6864 Arm_relocate_functions::thumb32_branch_upper,
6865 Arm_relocate_functions::thumb32_branch_lower,
6866 Arm_relocate_functions::thumb32_cond_branch_offset,
6867 Arm_relocate_functions::thumb32_cond_branch_upper,
6868 Arm_relocate_functions::thumb32_cond_branch_lower,
6869 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6870 branch offset encoding.
6871 (Arm_relocate_functions::thumb_branch_common): Use new branch
6872 offset encoding methods to avoid code duplication.
6873 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6874 (Stub_addend_reader::operator()): Use new branch encoding method
6875 to avoid code duplication.
6877 2010-01-11 Doug Kwan <dougkwan@google.com>
6879 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6880 (Target_arm::do_finalize_sections): Define special EXIDX section
6881 symbols only if referenced.
6882 * gc.h (Garbage_collection::add_reference): New method.
6883 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6886 2010-01-11 Ian Lance Taylor <iant@google.com>
6888 * script.cc (Version_script_info::build_expression_list_lookup):
6889 Change complaing about duplicate wildcard match from error to
6892 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6894 (Version_script_info::Version_script_info): Initialize globs_,
6895 default_version_, default_is_global_, and exact_. Don't
6896 initialize globals_ or locals_.
6897 (Version_script_info::build_lookup_tables): Build local symbols
6899 (Version_script_info::unquote): New function.
6900 (Version_script_info::add_exact_match): New function.
6901 (Version_script_info::build_expression_list_lookup): Remove lookup
6902 parameter. Add is_global parameter. Change all callers. Handle
6903 wildcard pattern specially. Unquote pattern. Call
6905 (Version_script_info::get_name_to_match): New function.
6906 (Version_script_info::get_symbol_version): New function.
6907 (Version_script_info::get_symbol_version_helper): Remove.
6908 (Version_script_info::check_unmatched_names): Call unquote.
6909 * script.h (class Version_script_info): Change get_symbol_version
6910 to be non-inline and add is_global parameter; change all callers.
6911 Rewrite symbol_is_local. Update declarations. Define struct
6912 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6913 Remove globals_ and locals_ members. Add exact_, globs_,
6914 default_version_, is_global_.
6915 (Version_script_info::Glob): Remove pattern, add expression and
6916 is_global. Update constructor. Change all callers.
6917 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6919 (Versions::symbol_section_contents): If a symbol is undefined, or
6920 defined in a dynamic object, set the version index to
6922 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6924 (Symbol_table::add_from_pluginobj): Likewise.
6925 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6927 2010-01-11 Doug Kwan <dougkwan@google.com>
6929 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6930 (incremental_dump_LDADD): Add linking option for libintl.
6931 * Makefile.in: Regenerate.
6933 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6936 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6938 * testsuite/Makefile.in: Regenerated.
6940 2010-01-10 Doug Kwan <dougkwan@google.com>
6942 * options.h (DEFINE_var): Use parentheses around argument varname__
6943 in macro body to avoid any unintended subsequent substitutions.
6945 2010-01-10 Ian Lance Taylor <iant@google.com>
6947 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6948 candidates before doing symbol resolution.
6950 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6951 ODR candidates if only one is weak.
6953 2010-01-08 Ian Lance Taylor <iant@google.com>
6955 * script.cc (Version_script_info::build_expression_list_lookup):
6956 Don't warn about ambiguous version, just record the ambiguity.
6957 (Version_script_info::get_symbol_version_helper): Give error if
6958 version is ambiguous.
6960 2010-01-08 Doug Kwan <dougkwan@google.com>
6962 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6963 prev_data_size_ and prev_addralign_. Remove initializer for
6964 deleted data member has_been_changed_.
6965 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6966 to determine if the table is empty.
6967 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6969 (Stub_table::add_reloc_stub): Define method in class definition
6970 instead of just declaring it there.
6971 (Stub_table::add_cortex_a8_stub): New method definition.
6972 (Stub_table::update_data_size_and_addralign): Ditto.
6973 (Stub_table::finalize_stubs): Ditto.
6974 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6975 (Stub_table::do_addralign_): Return address alignment in the
6976 (Stub_table::do_reset_address_and_file_offset): Define method in
6977 class definition instead of declaring it there. Set current data
6978 size to be the data size of the previous pass.
6979 (Stub_table::set_final_data_size): Use current data size as the
6981 (Stub_table::relocate_stub): Change parameter type of stub from
6982 Reloc_stub pointer to Stub pointer.
6983 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6984 (Stub_table::Cortex_a8_stub_list): New typedef.
6985 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6986 Stub_table::prev_addralign_): New data member.
6987 (Arm_relobj::Arm_relobj): Initialize data member
6988 section_has_cortex_a8_workaround_.
6989 (Arm_relobj::section_has_cortex_a8_workaround,
6990 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6992 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6994 (Target_arm::relocate_stub): Change parameter type of stub from
6995 Reloc_stub pointer to Stub pointer.
6996 (Insn_template::size, Insn_template::alignment): Handle
6997 THUMB16_SPECIAL_TYPE.
6998 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6999 Stub_table::update_data_size_and_addralign,
7000 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7002 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7003 (Stub_table::do_write): Ditto.
7004 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7006 2010-01-08 Ian Lance Taylor <iant@google.com>
7009 * symtab.h (class Symbol): Remove fields is_target_special_ and
7010 has_plt_offset_. Add field is_defined_in_discarded_section_.
7011 (Symbol::is_defined_in_discarded_section): New function.
7012 (Symbol::set_is_defined_in_discarded_section): New function.
7013 (Symbol::has_plt_offset): Rewrite.
7014 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7015 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7016 Don't initialize is_target_special_ or has_plt_offset_.
7017 Initialize is_defined_in_discarded_section_.
7018 (Symbol_table::add_from_relobj): If appropriate, set
7019 is_defined_in_discarded_section.
7020 * resolve.cc (Symbol::override_base_with_special): Don't test
7021 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7022 * target-reloc.h (relocate_section): Do special handling for
7023 symbols defined in discarded sections for global symbols as well
7026 2010-01-08 Ian Lance Taylor <iant@google.com>
7028 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7029 the SHT_SYMTAB case.
7031 2010-01-08 Ian Lance Taylor <iant@google.com>
7033 * object.cc (Sized_relobj::do_layout): Don't get confused if
7034 layout_eh_frame returns NULL.
7036 2010-01-08 Ian Lance Taylor <iant@google.com>
7039 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7040 dynamic symbol table, use the normal symbol table.
7041 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7044 2010-01-08 Ian Lance Taylor <iant@google.com>
7047 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7050 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7052 * version.cc (print_version): Change to "Copyright 2010".
7054 2010-01-08 Ian Lance Taylor <iant@google.com>
7058 * i386.cc (class Target_i386): Change return type of plt_section
7060 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7061 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7062 tls_desc_rel_ field.
7063 (Output_data_plt_i386::rel_tls_desc): New function.
7064 (Target_i386::rel_tls_desc_section): New function.
7065 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7066 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7067 R_386_TLS_DESC reloc in rel_tls_desc_section.
7068 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7069 Define struct Tlsdesc_info.
7070 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7071 (Target_x86_64::do_reloc_symbol_index): New function.
7072 (Target_x86_64::add_tlsdesc_info): New function.
7073 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7074 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7076 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7078 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7079 (Target_x86_64::rela_tlsdesc_section): New function.
7080 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7082 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7083 (Target_x86_64::do_reloc_addend): New function.
7084 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7085 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7086 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7087 (Output_reloc::type): New function.
7088 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7089 (Output_reloc::is_target_specific): New function.
7090 (Output_reloc::target_arg): New function.
7091 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7092 absolute relocs and target specific relocs.
7093 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7094 add_target_specific.
7095 (class Output_data_reloc) [SHT_RELA]: Likewise.
7096 * output.cc (Output_reloc::Output_reloc): Add four new versions
7097 for absolute relocs and target specific relocs.
7098 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7099 (Output_reloc::get_symbol_index): Likewise.
7100 (Output_reloc::local_section_offset): Check that local_sym_index_
7101 is not TARGET_CODE or 0.
7102 (Output_reloc::symbol_value): Likewise.
7103 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7105 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7106 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7108 * layout.cc (add_target_dynamic_tags): Use output section for
7109 DT_PLTRELSZ and DT_JMPREL.
7111 2010-01-07 Ian Lance Taylor <iant@google.com>
7114 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7116 (class Output_data_reloc_generic): Define.
7117 (class Output_data_reloc_base): Change base class to
7118 Output_data_reloc_generic. Change add() method to call
7119 bump_relative_reloc_count for a relative reloc. Remove
7121 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7123 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7124 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7126 * layout.h (class Layout): Update declaration.
7128 2010-01-07 Ian Lance Taylor <iant@google.com>
7130 * output.h (class Output_data): Add const version of
7131 output_section and do_output_section.
7132 (class Output_section_data): Add const version of
7134 (class Output_section): Likewise.
7135 * layout.cc (Layout::add_target_dynamic_tags): New function.
7136 * layout.h (class Layout): Update declarations.
7137 * arm.cc (Target_arm::do_finalize_sections): Use
7138 add_target_dynamic_tags.
7139 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7140 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7141 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7142 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7144 2010-01-07 Ian Lance Taylor <iant@google.com>
7147 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7150 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7151 Ian Lance Taylor <iant@google.com>
7154 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7155 Xindex::read_symtab_xindex.
7157 2010-01-07 Doug Kwan <dougkwan@google.com>
7159 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7160 (Insn_template::thumb16_bcond_insn): New method declaration.
7161 (Insn_template): Fix spelling.
7162 (Stub::thumb16_special): New method declaration.
7163 (Stub::do_write): Define virtual method which was previously pure
7165 (Stub::do_thumb16_special): New method declaration.
7166 (Stub::do_fixed_endian_write): New template member.
7167 (Reloc_stub::do_write): Remove.
7168 (Reloc_stub::do_fixed_endian_write): Remove.
7169 (Cortex_a8_stub): New class definition.
7170 (Stub_factory::make_cortex_a8_stub): New method definition.
7171 (Stub_factory::Stub_factory): Add missing static storage class
7172 qualifier for elf32_arm_stub_a8_veneer_blx.
7174 2010-01-07 Ian Lance Taylor <iant@google.com>
7177 * options.h (class General_options): Add --warn-unresolved-symbols
7178 and --error-unresolved-symbols.
7179 * errors.cc (Errors::undefined_symbol): Implement
7180 --warn-unresolved-symbols.
7182 * options.h (class General_options): Add -z text and -z textoff.
7183 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7185 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7187 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7188 (Garbage_collection::cident_sections): New function.
7189 (Garbage_collection::add_cident_section): New function.
7190 (Garbage_collection::cident_sections_): New member.
7191 (gc_process_relocs): Add references to sections whose names are C
7193 * gold.h (cident_section_start_prefix): New constant.
7194 (cident_section_stop_prefix): New constant.
7195 (is_cident): New function.
7196 * layout.cc (Layout::define_section_symbols): Replace string constants
7197 with the newly defined constants.
7198 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7200 * testsuite/Makefile.am: Add gc_orphan_section_test.
7201 * testsuite/Makefile.in: Regenerate.
7202 * testsuite/gc_orphan_section_test.cc: New file.
7203 * testsuite/gc_orphan_section_test.sh: New file.
7205 2010-01-06 Ian Lance Taylor <iant@google.com>
7208 * options.h (class General_options): Add --warn-shared-textrel.
7209 * layout.cc (Layout::finish_dynamic_section): Implement
7210 --warn-shared-textrel.
7213 * options.h (class General_options): Add --warn-multiple-gp.
7215 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7217 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7218 $(THREADSLIB) and $(LIBDL).
7219 * Makefile.in: Rebuild.
7221 2010-01-06 Ian Lance Taylor <iant@google.com>
7224 * options.cc (General_options::parse_section_start): New function.
7225 (General_options::section_start): New function.
7226 (General_options::General_options): Initialize all members.
7227 * options.h: Include <map>
7228 (class General_options): Add --section-start. Add section_starts_
7230 * layout.cc (Layout::attach_allocated_section_to_segment): If
7231 --section-start was used, set the address of the segment. Remove
7232 local sort_sections.
7233 (Layout::relaxation_loop_body): If the address of the load segment
7234 has been set by --section-start, don't use it.
7235 * output.h (Output_segment::update_flags_for_output_section): New
7237 * output.cc (Output_segment::add_output_section): Call
7238 update_flags_for_output_section.
7240 2010-01-05 Ian Lance Taylor <iant@google.com>
7243 * options.h (class General_options): Add --undefined-version.
7244 * script.cc (struct Version_expression): Add was_matched_by_symbol
7246 (Version_script_info::matched_symbol): New function.
7247 (Version_script_info::get_symbol_version_helper): Call
7249 (Version_script_info::check_unmatched_names): New function.
7250 * script.h (class Version_script_info): Update declarations.
7251 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7253 * options.h (class General_options): Use DEFINE_bool_alias for
7254 allow_multiple_definition.
7255 * resolve.cc (Symbol_table::should_override): Don't test
7256 allow_multiple_definition.
7259 * options.h (class General_options): Add --cref.
7260 * main.cc (main): Print cref table if --cref. Don't close mapfile
7261 until after printing cref table.
7262 * cref.cc: Include "symtab.h".
7263 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7264 (Cref_table_compare::operator()): New function.
7265 (Cref_inputs::gather_cref): New function.
7266 (filecol): New static const.
7267 (Cref_inputs::print_cref): New function.
7268 (Cref::print_cref): New function.
7269 * cref.h: Include <cstdio>.
7270 (class Cref): Update declarations.
7271 * mapfile.h (Mapfile::file): New function.
7272 * object.h (class Object): Define Symbols. Declare virtual
7273 do_get_global_symbols.
7274 (Object::get_global_symbols): New function.
7275 * object.cc (Input_objects::add_object): Pass object to cref_ if
7277 (Input_objects::archive_start): Likewise.
7278 (Input_objects::archive_stop): Likewise.
7279 (Input_objects::print_cref): New function.
7280 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7281 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7283 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7285 * plugin.h (class Sized_pluginobj): Update declarations.
7287 2010-01-05 Ian Lance Taylor <iant@google.com>
7289 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7290 to is_default_version. Rename insdef to insdefault.
7291 (Symbol_table::add_from_relobj): Rename def to is_default_version
7292 and local to is_forced_local.
7293 (Symbol_table::add_from_pluginobj): Likewise.
7294 (Symbol_table::add_from_dynobj): Likewise.
7295 (Symbol_table::define_special_symbol): Rename insdef to
7298 2010-01-04 Ian Lance Taylor <iant@google.com>
7301 * options.h (class General_options): Add
7302 --allow-multiple-definition and -z muldefs.
7303 * resolve.cc (Symbol_table::should_override): Don't warn about a
7304 multiple symbol definition if --allow-multiple-definition or -z
7308 * options.h (class General_options): Add --add-needed and
7309 --copy-dt-needed-entries. Tweak --as-needed help entry.
7310 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7311 error if --copy-dt-needed-entries aka --add-needed is used and
7312 would cause a change in behaviour.
7315 * options.h (class General_options): Add -G as a short version of
7316 --shared. Add no-op options -assert, -g, and -i.
7318 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7320 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7321 check for .text or .gnu.linkonce.t sections.
7322 * icf.cc (Icf::find_identical_sections): Ditto.
7323 Change the detection for mangled function name within the section
7325 * icf.h (is_section_foldable_candidate): New function.
7327 2009-12-30 Ian Lance Taylor <iant@google.com>
7330 * options.h (class General_options): Permit two dashes with
7331 --retain-symbols-file.
7333 2009-12-30 Ian Lance Taylor <iant@google.com>
7336 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7337 don't put the file header and segment headers in the text
7341 * common.cc (Sort_commons::operator()): Stabilize sort when both
7343 (Symbol_table::do_allocate_commons_list): When allocating common
7344 symbols, skip a symbol which is no longer common.
7345 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7346 an object before checking its type.
7347 * testsuite/common_test_2.c: New file.
7348 * testsuite/common_test_3.c: New file.
7349 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7350 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7351 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7352 (common_test_2_pic.o, common_test_2.so): New targets.
7353 (common_test_3_pic.o, common_test_3.so): New targets.
7354 * testsuite/Makefile.in: Rebuild.
7357 * script.cc (read_input_script): If we see a new SECTIONS clause,
7358 and we have added an input section, give an error.
7359 * layout.h (class Layout): Add have_added_input_section function.
7360 Add have_added_input_section_ field.
7361 * layout.cc (Layout::Layout): Initialize
7362 have_added_input_section_.
7363 (Layout::layout): Set have_added_input_section_.
7364 (Layout::layout_eh_frame): Likewise.
7366 2009-12-30 Ian Lance Taylor <iant@google.com>
7369 * options.h (class General_options): Add --sort-common option.
7370 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7371 * common.cc (Sort_common): Add sort_order parameter to
7372 constructor. Add sort_order_ field.
7373 (Sort_commons::operator): Check sort_order_.
7374 (Symbol_table::allocate_commons): Determine the sort order.
7375 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7377 (Symbol_table::do_allocate_commons_list): Likewise.
7379 2009-12-30 Ian Lance Taylor <iant@google.com>
7382 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7383 symbols from this object, don't change the visibility of an
7385 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7387 2009-12-30 Ian Lance Taylor <iant@google.com>
7390 * script.h (class Version_script_info): Define Language enum.
7391 Update declarations. Define Glob, Exact, and Lookup types. Add
7392 new fields globals_, locals_, and is_finalized_.
7393 * script.cc: Various formatting fixes.
7394 (class Parser_closure): Change language_stack_ from a vector of
7395 std::string to one of Version_script_info::Language. Adjust all
7397 (class Lazy_demangler): Remove.
7398 (struct Version_expression): Change language from std::string to
7399 Version_script_info::Language.
7400 (Version_script_info::Version_script_info): New function.
7401 (Version_script_info::~Version_script_info): Don't call clear.
7402 (Version_script_info::finalize): New function.
7403 (Version_script_info::build_lookup_tables): New function.
7404 (Version_script_info::build_expression_list_lookup): New
7406 (Version_script_info::get_symbol_version_helper): Rewrite to use
7408 (Version_script_info::print_expression_list): Adjust to use
7409 Version_script_info::Language.
7410 (script_push_lex_into_version_mode): Check that the version script
7411 has not been finalized.
7412 (version_script_push_lang): Change language string to
7413 Version_script_info::Language.
7414 * options.cc (Command_line::version_script): New function.
7415 * options.h (class General_options): Add finalize_dynamic_list
7416 function. Change version_script from declaration to definition.
7417 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7418 * testsuite/version_script.map: Remove duplicate def of foo.
7419 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7421 * testsuite/Makefile.in: Rebuild.
7423 2009-12-30 Ian Lance Taylor <iant@google.com>
7426 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7427 if the input symbol index is 0, make the output symbol index 0.
7429 2009-12-30 Ian Lance Taylor <iant@google.com>
7432 * options.h (class General_options): Add -x/--discard-all.
7433 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7434 --discard-all. If the local symbol needs a dynamic entry, check
7435 that before handling --discard-locals.
7437 2009-12-30 Ian Lance Taylor <iant@google.com>
7440 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7442 (Output_segment::add_output_section): Don't change the flags if
7446 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7447 GNU hash table if they need a dynamic value. Otherwise, don't add
7448 them if they are defined in a dynamic object or are forced local.
7450 2009-12-29 Ian Lance Taylor <iant@google.com>
7453 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7454 .gnu.hash table for a 32-bit target.
7457 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7458 regular and a dynamic object only needs a dynamic symbol table
7459 entry if it is externally visible.
7462 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7463 constructor. Add global_offset_table_ field.
7464 (Target_i386::got_section): Set global_offset_table_.
7465 (Target_i386::do_finalize_sections): Set global_offset_table_
7467 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7468 in constructor. Add global_offset_table_ field.
7469 (Target_x86_64::got_section): Set global_offset_table_.
7470 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7473 * layout.cc (Layout::Layout): Initialize increase_relro_.
7474 (Layout::get_output_section): Add is_relro, is_last_relro, and
7475 is_first_non_relro parameters. Change all callers.
7476 (Layout::choose_output_section): Likewise.
7477 (Layout::add_output_section_data): Likewise.
7478 (Layout::make_output_section): Likewise.
7479 (Layout::set_segment_offsets): Clear increase_relro when using a
7481 * layout.h (class Layout): Add increase_relro method. Add
7482 increase_relro_ field. Update declarations.
7483 * output.cc (Output_section::Output_section): Initialize
7484 is_last_relro_ and is_first_non_relro_.
7485 (Output_segment::add_output_section): Group relro sections is
7486 do_sort is true. Handle is_last_relro and is_first_non_relro.
7487 (Output_segment::maximum_alignment): Remove relro handling.
7488 (Output_segment::set_section_addresses): Add increase_relro
7489 parameter. Change all callers. Add initial alignment to align
7490 relro sections on separate page. Remove old relro handling.
7491 (Output_segment::set_section_list_addresses): Remove in_relro
7492 parameter. Change all callers.
7493 (Output_segment::set_offset): Add increase parameter. Change all
7494 callers. Remove old relro handling.
7495 * output.h (class Output_section): Add new methods: is_last_relro,
7496 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7497 Add is_last_relro_ and is_first_non_relro_ fields.
7498 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7499 Create separate .got.plt section. Call increase_relro.
7500 * x86_64.cc (Target_x86_64::got_section): Likewise.
7501 * testsuite/relro_script_test.t: Add .got.plt.
7504 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7505 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7506 (Layout::finalize): Call set_dynamic_symbol_size.
7507 (Layout::set_dynamic_symbol_size): New function.
7508 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7509 set_dynamic_symbol_size.
7512 * output.h (class Output_section): Add is_entsize_zero_ field.
7513 * output.cc (Output_section::Output_section): Initialize
7515 (Output_section::set_entsize): If two different entsizes are
7516 requested, force it to zero.
7517 (Output_section::add_input_section): Set flags for .debug_str
7518 before updating section flags. Set entsize.
7519 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7520 and SHF_STRING if all input sections have those flags.
7522 2009-12-29 Rafael Espindola <espindola@google.com>
7524 * main.cc (main): Fix the sys time reporting.
7525 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7528 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7530 * options.cc (General_options::parse_version): Allow -v to exit
7531 without an error if there is nothing to link.
7533 2009-12-29 Ian Lance Taylor <iant@google.com>
7535 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7536 using a version of gcc before 4.1.
7537 * configure: Rebuild.
7539 2009-12-28 Chris Demetriou <cgd@google.com>
7541 * attributes.cc (Output_attributes_section_data::do_write): Use
7542 std::vector::front rather than std::vector::data.
7544 2009-12-28 Ian Lance Taylor <iant@google.com>
7546 * symtab.h (class Symbol_table): Add enum Defined.
7547 * resolve.cc (Symbol_table::should_override): Add defined
7548 parameter. Change all callers. Test whether object is NULL
7549 before calling a method on it.
7550 (Symbol_table::report_resolve_problem): Add defined parameter.
7552 (Symbol_table::should_override_with_special): Likewise.
7553 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7554 parameter. Change all callers.
7555 (Symbol_table::do_define_in_output_data): Likewise.
7556 (Symbol_table::define_in_output_segment): Likewise.
7557 (Symbol_table::do_define_in_output_segment): Likewise.
7558 (Symbol_table::define_as_constant): Likewise.
7559 (Symbol_table::do_define_as_constant): Likewise.
7560 * script.h (class Symbol_assignment): Add is_defsym parameter to
7561 constructor; change all callers.
7562 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7563 parameter. Change all callers. Add is_defsym_ field.
7564 (class Parser_closure): Add parsing_defsym parameter to
7565 constructor; change all callers. Add parsing_defsym accessor
7566 function. Add parsing_defsym_ field.
7568 2009-12-28 Ian Lance Taylor <iant@google.com>
7570 * gold.cc (queue_middle_tasks): Fix formatting.
7571 * object.cc (Relobj::is_section_name_included): Likewise.
7573 2009-12-23 Ian Lance Taylor <iant@google.com>
7575 * i386.cc (Target_i386::do_calls_non_split): Recognize
7576 -fsplit-stack prologue for a function with a static chain.
7577 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7578 -fsplit-stack prologue when using %r11.
7580 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7582 * options.cc (General_options::parse_version): Make -v continue and do
7583 the link like GNU ld does.
7585 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7587 * Makefile.am (CCFILES): Add timer.cc.
7588 (HFILES): Add timer.h.
7589 * configure.ac: Check for sysconf and times.
7590 * main.cc: include timer.h.
7591 (main): Use Timer instead of get_run_time.
7594 * workqueue.cc: include timer.h.
7595 (Workqueue::find_and_run_task):
7596 Report user, sys and wall time.
7597 * Makefile.in: Regenerate.
7598 * config.in: Regenerate.
7599 * configure: Regenerate.
7601 2009-12-16 Doug Kwan <dougkwan@google.com>
7603 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7605 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7606 relaxed input sections.
7607 * output.cc (Output_section::find_relaxed_input_section): Change
7608 return type to Output_relaxed_input_section pointer. Adjust code
7609 for new type of relaxed_input_section_map_.
7610 * output.h (Output_section::find_relaxed_input_section): Change
7611 return type to Output_relaxed_input_section pointer.
7612 (Output_section::Output_relaxed_input_section_by_input_section_map):
7614 (Output_section::relaxed_input_section_map_): Change type to
7615 Output_section::Output_relaxed_input_section_by_input_section_map.
7616 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7619 2009-12-15 Ian Lance Taylor <iant@google.com>
7621 * layout.cc (Layout::create_shstrtab): Only write out after input
7622 sections if we are compressing debug sections.
7624 2009-12-15 Ian Lance Taylor <iant@google.com>
7626 * archive.cc (Archive::add_symbols): Only look up a symbol without
7627 a version if there is, in fact, a version.
7629 2009-12-14 Ian Lance Taylor <iant@google.com>
7631 Revert -Wshadow changes, all changes from:
7632 2009-12-11 Doug Kwan <dougkwan@google.com>
7633 2009-12-11 Nick Clifton <nickc@redhat.com>
7634 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7636 2009-12-11 Doug Kwan <dougkwan@google.com>
7638 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7640 * attributes.cc (Object_attribute::size): Ditto.
7641 (Attributes_section_data::size): Ditto.
7642 (Attributes_section_data::Attributes_section_data): Ditto.
7643 (Output_attributes_section_data::do_write): Ditto.
7644 * attributes.h (Object_attribute::set_type): Ditto.
7645 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7647 2009-12-11 Nick Clifton <nickc@redhat.com>
7649 * archive.cc: Fix shadowed variable warnings.
7651 * compressed_output.cc: Likewise.
7652 * compressed_output.h: Likewise.
7653 * configure: Likewise.
7654 * dwarf_reader.cc: Likewise.
7655 * dynobj.cc: Likewise.
7656 * dynobj.h: Likewise.
7657 * ehframe.cc: Likewise.
7658 * ehframe.h: Likewise.
7659 * errors.cc: Likewise.
7660 * expression.cc: Likewise.
7661 * fileread.cc: Likewise.
7662 * fileread.h: Likewise.
7663 * freebsd.h: Likewise.
7664 * i386.cc: Likewise.
7666 * incremental.h: Likewise.
7667 * layout.cc: Likewise.
7668 * layout.h: Likewise.
7669 * mapfile.cc: Likewise.
7670 * merge.cc: Likewise.
7671 * merge.h: Likewise.
7672 * object.cc: Likewise.
7673 * object.h: Likewise.
7674 * options.h: Likewise.
7675 * output.cc: Likewise.
7676 * output.h: Likewise.
7677 * parameters.cc: Likewise.
7678 * plugin.cc: Likewise.
7679 * powerpc.cc: Likewise.
7680 * reduced_debug_output.cc: Likewise.
7681 * reduced_debug_output.h: Likewise.
7682 * reloc.cc: Likewise.
7683 * reloc.h: Likewise.
7684 * resolve.cc: Likewise.
7685 * script-sections.cc: Likewise.
7686 * script.cc: Likewise.
7687 * script.h: Likewise.
7688 * sparc.cc: Likewise.
7689 * symtab.cc: Likewise.
7690 * symtab.h: Likewise.
7691 * target-select.cc: Likewise.
7692 * target-select.h: Likewise.
7693 * token.h: Likewise.
7694 * workqueue.cc: Likewise.
7695 * workqueue.h: Likewise.
7696 * x86_64.cc: Likewise.
7698 2009-12-10 Doug Kwan <dougkwan@google.com>
7700 * arm.cc (attributes.h): New include.
7701 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7702 (Arm_relobj::~Arm_relobj): Delete object pointed by
7703 attributes_section_data_.
7704 (Arm_relobj::attributes_section_data): New method definition.
7705 (Arm_relobj::attributes_section_data_): New data member declaration.
7706 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7707 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7708 attributes_section_data_.
7709 (Arm_dynobj::attributes_section_data): New method definition.
7710 (Arm_dynobj::attributes_section_data_): New data member declaration.
7711 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7712 initialization value of may_use_blx_ to false.
7713 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7714 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7715 object attributes to compute results instead of hard-coding.
7716 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7717 Target_arm::get_secondary_compatible_arch,
7718 Target_arm::set_secondary_compatible_arch
7719 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7720 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7721 New method declarations.
7722 (Target_arm::get_aeabi_object_attribute): New method definition.
7723 (Target_arm::attributes_section_data_): New data member declaration.
7724 (read_arm_attributes_section): New template definition.
7725 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7726 (Arm_dynobj::do_read_symbols): Ditto.
7727 (Target_arm::do_finalize_sections): Merge attributes sections from
7728 input. Check for BLX use after attributes section merging.
7729 Fix __exidx_start and __exidx_end visibility. Create an
7730 .ARM.attributes section if necessary.
7731 (Target_arm::get_secondary_compatible_arch,
7732 Target_arm::set_secondary_compatible_arch,
7733 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7734 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7735 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7736 New method definitions.
7738 2009-12-09 Ian Lance Taylor <iant@google.com>
7740 * plugin.cc (Plugin::load): Don't cast from void* to a function
7743 2009-12-09 Ian Lance Taylor <iant@google.com>
7745 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7748 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7750 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7751 Replace two_file_shared_1.so with two_file_shared_2.so.
7752 * testsuite/Makefile.in: Regenerated.
7754 2009-12-08 Doug Kwan <dougkwan@google.com>
7756 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7757 (HFILES): Add attributes.h and int_encoding.h.
7758 * Makefile.in: Regenerate.
7759 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7760 function definitions to int_encoding.cc
7761 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7762 prototypes to int_encoding.h
7763 * reduced_debug_output.cc (int_encoding.h): New include.
7764 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7765 function definitions to int_encoding.cc
7766 (insert_into_vector, read_from_pointer): Move template definitions to
7768 * attributes.cc: New file.
7769 * attributes.h: New file.
7770 * int_encoding.cc: New file.
7771 * int_encoding.h: New file.
7773 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7776 * incremental-dump.cc (dump_incremental_inputs): New.
7777 (main): Use dump_incremental_inputs.
7779 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7782 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7783 checking elfcpp::STT_FUNC.
7784 (Target_i386::Relocate::relocate): Likewise.
7785 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7787 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7788 symbols from shared libraries into normal FUNC symbols.
7790 * symtab.h (Symbol): Add is_func and use it.
7792 2009-12-05 Doug Kwan <dougkwan@google.com>
7794 * arm.cc (Target_arm::arm_info): Initialize new fields
7795 attributes_section and attributes_vendor.
7796 * i386.cc (Target_i386::i386_info): Same.
7797 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7798 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7799 fields attributes_section and attributes_vendor.
7800 * sparc.cc (Target_sparc::sparc_info): Same.
7801 * target.h (Target::attributes_section, Target::attributes_vendor,
7802 Target::is_attributes_section, Target::attribute_arg_type,
7803 Target::attributes_order): New method definitions.
7804 (Target::Target_info::attributes_section,
7805 Target::Target_info::attributes_vendor): New fields.
7806 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7807 virtual method definitions.
7808 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7809 attributes_section and attributes_vendor.
7810 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7812 2009-12-05 Doug Kwan <dougkwan@google.com>
7814 * arm.cc: Update comments about interworking and stub generation.
7815 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7816 considered as non-PIC.
7817 (Arm_relocate_functions::base_abs): Fix formatting.
7818 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7819 of function to use GOT entry address instead of offset.
7820 (Target_arm::Scan::global): Issue an error if a symbol would need a
7821 PLT does not get one because it is untyped. Remove code to create
7822 dynamic symbols for relative branches.
7823 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7824 takes unsigned integer instead of boolean.
7826 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7828 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7829 (two_file_test_LDADD): Likewise.
7830 (common_test_1_LDADD): Likewise.
7831 (exception_test_LDADD) Likewise.
7832 (weak_test_LDADD): Likewise.
7833 (many_sections_test_LDADD): Likewise.
7834 (initpri1_LDADD): Likewise.
7835 (script_test_1_LDADD): Likewise.
7836 (script_test_2_LDADD): Likewise.
7837 (justsyms_LDADD): Likewise.
7838 (binary_test_LDADD): Likewise.
7839 (large_LDADD): Likewise.
7840 * testsuite/Makefile.in: Regenerated.
7842 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7844 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7845 (Symbol_table::override_with_special): Likewise.
7846 (Symbol_table::add_from_object): Likewise.
7848 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7850 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7851 Don't set the data_offset twice.
7853 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7855 * testsuite/Makefile.in: Regenerate.
7857 2009-12-03 Doug Kwan <dougkwan@google.com>
7859 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7860 (Target_arm::do_finalize_sections): Add parameter for symbol table
7861 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7862 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7863 parameter for symbol table pointer.
7864 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7865 an additional parameter for a pointer to symbol table.
7866 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7867 parameter for a symbol table pointer.
7868 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7869 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7871 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7872 parameter for a symbol table pointer.
7874 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7876 * incremental.cc (Incremental_inputs_header)
7877 (Incremental_inputs_header_write, Incremental_inputs_entry)
7878 (Incremental_inputs_entry_write): Move ...
7879 * incremental.h (Incremental_inputs_header)
7880 (Incremental_inputs_header_write, Incremental_inputs_entry)
7881 (Incremental_inputs_entry_write): here.
7883 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7885 * incremental.cc (make_sized_incremental_binary): Set the target.
7886 Error if it is incompatible.
7887 * output.h (Output_file): Add filename method.
7889 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7891 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7892 from the get_* methods.
7894 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7896 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7897 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7898 Write 0 for the data_offset of scripts.
7900 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7902 * testsuite/Makefile.am: Add the incremental_test.sh test.
7903 * testsuite/incremental_test.sh: New.
7904 * testsuite/incremental_test_1.c: New.
7905 * testsuite/incremental_test_2.c: New.
7907 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7909 * incremental-dump.cc (main): Fix typos.
7911 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7914 * incremental-dump.cc (main): Use llu to print 64 bit values.
7916 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7917 H.J. Lu <hongjiu.lu@intel.com>
7919 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7921 (incremental_dump_LDADD): Likewise.
7922 * Makefile.in: Regenerated.
7924 2009-11-25 Doug Kwan <dougkwan@google.com>
7928 2009-11-25 Doug Kwan <dougkwan@google.com>
7930 * arm.cc (Target_arm::Target_arm): Move method definition
7931 outside of class definition. Add code to handle
7932 --target1-rel, --target1-abs and --target2= options.
7933 (Target_arm::get_reloc_reloc_type): Change method to be
7934 non-static and const.
7935 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7936 New data member declaration.
7937 (Target_arm::Scan::local, Target_arm::Scan::global,
7938 Target_arm::Relocate::relocate,
7939 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7940 Adjust call to Target_arm::get_real_reloc_type.
7941 (Target_arm::get_real_reloc_type): Use command line options
7942 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7943 * options.h (--target1-rel, --target1-abs, --target2): New
7946 2009-11-25 Doug Kwan <dougkwan@google.com>
7948 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7949 class definition. Add code to handle --target1-rel, --target1-abs
7950 and --target2= options.
7951 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7953 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7955 (Target_arm::Scan::local, Target_arm::Scan::global,
7956 Target_arm::Relocate::relocate,
7957 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7958 call to Target_arm::get_real_reloc_type.
7959 (Target_arm::get_real_reloc_type): Use command line options to
7960 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7961 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7964 2009-11-25 Doug Kwan <dougkwan@google.com>
7966 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7967 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7968 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7970 (Arm_relocate_functions::thm_call): Replace body with a call to
7971 Arm_relocate_functions::thumb_branch_common.
7972 (Arm_relocate_functions::thm_jump24,
7973 Arm_relocate_functions::thm_xpc22): New method definitions.
7974 (Arm_relocate_functions::thumb_branch_common): New method definition.
7975 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7977 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7978 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7980 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7982 * Makefile.am: Build incremental-dump
7983 * Makefile.in: Regenerate.
7984 * incremental-dump.cc: New.
7985 * incremental.cc (Incremental_inputs_header_data,
7986 Incremental_inputs_entry_data): Move to incremental.h
7987 * incremental.h: (Incremental_inputs_header_data,
7988 Incremental_inputs_entry_data): Move from incremental.cc
7990 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7992 * incremental.cc (Incremental_inputs_header,
7993 Incremental_inputs_header_write, Incremental_inputs_entry,
7994 Incremental_inputs_entry_write): Add a typedef with the data type.
7996 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7998 * incremental.cc (Incremental_inputs_header,
7999 Incremental_inputs_header_write, Incremental_inputs_entry,
8000 Incremental_inputs_entry_write): Update comment about which
8001 type has the filed descriptions.
8003 2009-11-15 Doug Kwan <dougkwan@google.com>
8005 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8006 (Arm_relocate_functions::arm_branch_common): Change method defintion
8007 in class definition to a method declaration and update list of formal
8009 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8010 Arm_relocation_functions::jump24): Adjust call to
8011 Arm_relocate_functions::arm_branch_common. Update list of formal
8013 (Arm_relocate_functions::xpc25): New method definition.
8014 (Arm_relocate_functions::arm_branch_common): Move method defintion
8015 out from class definition. Use stubs for mode-switching and extending
8017 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8018 specially. Change code to enable use of stubs in ARM branches.
8020 2009-11-10 Doug Kwan <dougkwan@google.com>
8022 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8023 in method declaration.
8024 (Target_arm::relocate_stub): New method declaration.
8025 (Target_arm::default_target): Change to return a pointer instead of
8027 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8028 Target_arm::default_target.
8029 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8031 (Target_arm::relocate_section): Adjust view.
8032 (Target_arm::relocate_stub): New method definition.
8034 2009-11-10 Doug Kwan <dougkwan@google.com>
8036 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8038 * incremental.cc (open_incremental_binary): Initialized local
8039 variables to avoid warnings.
8040 * object.cc (make_elf_object): Ditto.
8041 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8044 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8047 * testsuite/plugin_test.c: Include "config.h".
8049 2009-11-09 Doug Kwan <dougkwan@google.com>
8051 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8052 (arm_symbol_value): Remove.
8053 (Arm_relocate_functions::arm_branch_common,
8054 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8055 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8056 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8057 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8058 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8059 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8060 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8061 Arm_relocate_functions::thm_mobw_abs_nc,
8062 Arm_relocate_functions::thm_mov_abs,
8063 Arm_relocate_functions::movw_prel_nc,
8064 Arm_relocate_functions::thm_movt_abs,
8065 Arm_relocate_functions::movt_prel,
8066 Arm_relocate_functions::thm_movw_prel_nc,
8067 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8068 (Target_arm::Relocate::relocate): Only decompose address into two
8069 parts if relocation type uses the thumb-bit and pass the actual
8070 bit instead of a flag indicating that the thumb-bit is used. Adjust
8071 calls to methods in Arm_relocate_functions for this change.
8073 2009-11-08 Ian Lance Taylor <iant@google.com>
8076 * reloc.cc: Instantiate
8077 Sized_relobj::initialize_input_to_output_maps and
8078 Sized_relobj:free_input_to_output_maps.
8080 2009-11-06 Ian Lance Taylor <iant@google.com>
8083 * defstd.cc (in_segment): Set only_if_ref true for "end".
8085 2009-11-06 Doug Kwan <dougkwan@google.com>
8087 * arm.cc (class Reloc_stub): Correct a comment.
8088 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8089 (Target_arm::scan_section_for_stubs): New method declaration.
8090 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8091 Change methods from private to protected.
8092 (Target_arm::do_may_relax): New method definition.
8093 (Target_arm::do_relax, Target_arm::group_sections,
8094 Target_arm::scan_reloc_for_stub,
8095 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8096 (Target_arm::arm_input_section_map_): New data member declaration.
8097 (Target_arm::scan_reloc_for_stub,
8098 Target_arm::scan_reloc_section_for_stubs,
8099 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8100 Target_arm::do_relax): New method definitions.
8102 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8104 * configure.ac: Check for (struct stat)::st_mtim
8105 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8106 * config.in: Regenerate.
8107 * configure: Regenerate.
8109 2009-11-05 Ian Lance Taylor <iant@google.com>
8112 * output.cc (Output_segment::add_output_section): Add missing
8115 2009-11-04 Ian Lance Taylor <iant@google.com>
8118 * object.h (class Object): Add is_needed and set_is_needed
8119 methods. Add is_needed_ field. Make bool fields into bitfields.
8120 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8121 defined in a dynamic object and referenced by a regular object,
8122 set is_needed for the dynamic object.
8123 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8124 if the file is marked with as_needed and it is not needed.
8126 2009-11-04 Ian Lance Taylor <iant@google.com>
8129 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8130 tags if data is discarded by linker script.
8131 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8132 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8133 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8134 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8136 2009-11-04 Ian Lance Taylor <iant@google.com>
8138 * layout.cc (Layout::get_output_section): Add is_interp and
8139 is_dynamic_linker_section parameters. Change all callers.
8140 (Layout::choose_output_section): Likewise.
8141 (Layout::make_output_section): Likewise.
8142 (Layout::add_output_section_data): Add is_dynamic_linker_section
8143 parameter. Change all callers.
8144 * layout.h (class Layout): Update declarations.
8145 * output.h (class Output_section): Add is_interp, set_is_interp,
8146 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8147 Add is_interp_, is_dynamic_linker_section_ fields. Change
8148 generate_code_fills_at_write_ to a bitfield.
8149 * output.cc (Output_section::Output_sections): Initialize new
8151 (Output_segment::add_output_section): Add do_sort parameter.
8154 2009-11-03 Ian Lance Taylor <iant@google.com>
8157 * options.h (class General_options): Add --warn-common.
8158 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8159 merging two common symbols.
8160 (Symbol_table::should_override): Handle --warn-common when merging
8161 a common symbol with a defined symbol. Use report_resolve_problem
8162 for multiple definitions.
8163 (Symbol_table::report_resolve_problem): New function.
8164 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8166 2009-11-03 Doug Kwan <dougkwan@google.com>
8168 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8170 (Target_arm::stub_factory): New method definition.
8171 (Target_arm::new_arm_input_section,
8172 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8173 Target_arm::reloc_uses_thumb_bit): New method declarations.
8174 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8175 New type definitions.
8176 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8177 member declarations.
8178 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8179 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8180 New method definitions.
8182 2009-11-03 Ian Lance Taylor <iant@google.com>
8184 * options.h (class General_options): Add --warn_constructors.
8186 2009-11-03 Ian Lance Taylor <iant@google.com>
8189 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8190 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8192 2009-11-03 Ian Lance Taylor <iant@google.com>
8195 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8196 --msgid-bugs-address.
8197 (install-pdf): New target.
8198 (install-data_yes): Look up one directory to find mkinstalldirs.
8200 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8202 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8205 2009-10-30 Doug Kwan <dougkwan@google.com>
8207 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8209 2009-10-30 Doug Kwan <dougkwan@google.com>
8211 * arm.cc (Stub_addend_reader): New struct template definition
8212 and partial specializations.
8213 (Stub_addend_reader::operator()): New method definition for a
8214 partially specialized template.
8216 2009-10-30 Doug Kwan <dougkwan@google.com>
8218 * arm.cc (Arm_relobj::processor_specific_flags): New method
8220 (Arm_relobj::do_read_symbols): New method declaration.
8221 (Arm_relobj::processor_specific_flags_): New data member declaration.
8222 (Arm_dynobj): New class definition.
8223 (Target_arm::do_finalize_sections): Add input_objects parameter.
8224 (Target_arm::do_adjust_elf_header): New method declaration.
8225 (Target_arm::are_eabi_versions_compatible,
8226 (Target_arm::merge_processor_specific_flags): New method declaration.
8227 (Target_arm::do_make_elf_object): New overloaded method definitions
8229 (Arm_relobj::do_read_symbols): New method definition.
8230 (Arm_dynobj::do_read_symbols): Ditto.
8231 (Target_arm::do_finalize_sections): Add input_objects parameters.
8232 Merge processor-specific flags from all input objects.
8233 (Target_arm::are_eabi_versions_compatible,
8234 Target_arm::merge_processor_specific_flags,
8235 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8236 New method definitions.
8237 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8238 Input_objects pointer type parameter.
8239 * layout.cc (Layout::finalize): Pass input objects to target's.
8240 finalize_sections function.
8241 * output.cc (Output_file_header::do_sized_write): Set ELF file
8242 header's processor-specific flags.
8243 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8244 Input_objects pointer type parameter.
8245 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8246 * target.h (Input_objects): New forward class declaration.
8247 (Target::processor_specific_flags,
8248 Target::are_processor_specific_flags_sect): New method definitions.
8249 (Target::finalize_sections): Add input_objects parameter.
8250 (Target::Target): Initialize processor_specific_flags_ and
8251 are_processor_specific_flags_set_.
8252 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8254 (Target::set_processor_specific_flags): New method definition.
8255 (Target::processor_specific_flags_,
8256 Target::are_processor_specific_flags_set_): New data member
8258 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8259 Input_objects pointer type parameter.
8261 2009-10-30 Doug Kwan <dougkwan@google.com>
8263 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8265 2009-10-28 Ian Lance Taylor <iant@google.com>
8267 * object.h (class Relobj): Drop options parameter from
8268 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8269 do_scan_relocs, do_relocate. Change all callers.
8270 (class Sized_relobj): Drop options parameters from
8271 do_gc_process_relocs, do_scan_relocs, do_relocate,
8272 do_relocate_sections, relocate_sections, emit_relocs_scan,
8273 emit_relocs_scan_reltype. Change all callers.
8274 (struct Relocate_info): Remove options field and all references to
8276 * reloc.h (class Read_relocs): Remove options constructor
8277 parameter and options_ field. Change all callers.
8278 (class Gc_process_relocs, class Scan_relocs): Likewise.
8279 (class Relocate_task): Likewise.
8280 * target-reloc.h (scan_relocs): Remove options parameter. Change
8282 (scan_relocatable_relocs): Likewise.
8283 * target.h (class Sized_target): Remove options parameter from
8284 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8286 * gc.h (gc_process_relocs): Remove options parameter. Change all
8288 * arm.cc: Update functions to remove options parameters.
8289 * i386.cc: Likewise.
8290 * powerpc.cc: Likewise.
8291 * sparc.cc: Likewise.
8292 * x86_64.cc: Likewise.
8293 * testsuite/testfile.cc: Likewise.
8295 2009-10-28 Doug Kwan <dougkwan@google.com>
8297 * arm.cc (Arm_relobj): New class definition.
8298 (Arm_relobj::scan_sections_for_stubs,
8299 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8300 New method definitions.
8302 2009-10-28 Cary Coutant <ccoutant@google.com>
8304 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8305 (Plugin::cleanup_done_): New member.
8306 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8307 (Plugin_manager::cleanup_done_): Remove.
8308 (Plugin_manager::add_input_file): Edit error message.
8309 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8310 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8312 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8314 * fileread.cc: (File_read::View::~View): Use the new
8315 data_ownership_ filed.
8316 (File_read::~File_read): Dispose the new whole_file_view_.
8317 (File_read::open): Mmap the whole file if needed.
8318 (File_read::open): Use whole_file_view_ instead of contents_.
8319 (File_read::find_view): Use whole_file_view_ if applicable.
8320 (File_read::do_read): Use whole_file_view_ instead of contents_.
8321 (File_read::make_view): Use whole_file_view_ instead of contents_,
8322 update File_read::View::View call.
8323 (File_read::find_or_make_view): Update File_read::View::View
8325 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8327 (File_read::View::Data_ownership): New enum.
8328 (File_read::View::View): Replace bool mapped_ with Data_ownership
8330 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8331 (File_read::View::data_ownership_): New field.
8332 (File_read::contents_): Remove (replaced by whole_file_view_).
8333 (File_read::whole_file_view_): New field.
8334 * options.h (class General_options): Add --keep-files-mapped.
8336 2009-10-27 Cary Coutant <ccoutant@google.com>
8338 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8339 * testsuite/Makefile.am (plugin_test_5): New test case.
8340 * testsuite/Makefile.in: Regenerate.
8342 2009-10-25 Doug Kwan <dougkwan@google.com>
8344 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8345 from private to protected to allow access by child class.
8346 (Sized_relobj::do_relocate_sections): New method declaration.
8347 (Sized_relobj::relocate_sections): Virtualize.
8348 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8349 Sized_relobj::relocate_sections. Instantiate template explicitly
8350 for different target sizes and endianity.
8352 2009-10-24 Doug Kwan <dougkwan@google.com>
8354 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8355 (Arm_input_section::as_arm_input_section): New method.
8356 (Arm_output_section): New class definition.
8357 (Arm_output_section::create_stub_group,
8358 Arm_output_section::group_sections): New method definitions.
8360 2009-10-22 Doug Kwan <dougkwan@google.com>
8362 * arm.cc (Arm_input_section): New class definition.
8363 (Arm_input_section::init, Arm_input_section:do_write,
8364 Arm_input_section::set_final_data_size,
8365 Arm_input_section::do_reset_address_and_file_offset): New method
8368 2009-10-21 Doug Kwan <dougkwan@google.com>
8370 * arm.cc (Stub_table, Arm_input_section): New forward class
8372 (Stub_table): New class defintion.
8373 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8374 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8375 New method definition.
8377 2009-10-21 Doug Kwan <dougkwan@google.com>
8379 * arm.cc: Update copyright comments.
8380 (Target_arm): New forward class template declaration.
8381 (Arm_address): New type.
8382 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8383 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8384 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8386 (Insn_template): Same.
8387 (DEF_STUBS): New macro.
8388 (Stub_type): New enum type.
8389 (Stub_template): New class definition.
8392 (Stub_factory): Same.
8393 (Target_arm::Target_arm): Initialize may_use_blx_ and
8394 should_force_pic_veneer_.
8395 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8396 Target_arm::should_force_pic_veneer,
8397 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8398 Target_arm::using_thumb_only, Target_arm:;default_target): New
8400 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8401 New data member declarations.
8402 (Insn_template::size, Insn_template::alignment): New method defintions.
8403 (Stub_template::Stub_template): New method definition.
8404 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8405 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8406 (Stub_factory::Stub_factory): New method definition.
8407 * gold.h (string_hash): New template.
8408 * output.h (Input_section_specifier::hash_value): Use
8410 (Input_section_specifier::string_hash): Remove.
8411 * stringpool.cc (Stringpool_template::string_hash): Use
8414 2009-10-20 Doug Kwan <dougkwan@google.com>
8416 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8417 symbols of relaxed input sections.
8418 * output.h (Output_section::find_relaxed_input_section): Make
8421 2009-10-16 Doug Kwan <dougkwan@google.com>
8423 * dynobj.cc (Versions::Versions): Initialize version_script_.
8424 Only insert base version symbol definition for a shared object
8425 if version script defines any version versions.
8426 (Versions::define_base_version): New method definition.
8427 (Versions::add_def): Check that base version is not needed.
8428 (Versions::add_need): Define base version lazily.
8429 * dynobj.h (Versions::define_base_version): New method declaration.
8430 (Versions::needs_base_version_): New data member declaration.
8431 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8432 (check_DATA): Add no_version_test.stdout.
8433 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8435 * testsuite/Makefile.in: Regenerate.
8436 * testsuite/no_version_test.c: New file.
8437 * testsuite/no_version_test.sh: Ditto.
8439 2009-10-16 Doug Kwan <dougkwan@google.com>
8441 * expression.cc (class Segment_start_expression): New class definition.
8442 (Segment_start_expression::value): New method definition.
8443 (script_exp_function_segment_start): Return a new
8444 Segment_start_expression.
8445 * gold/script-c.h (script_saw_segment_start_expression): New function
8447 * script-sections.cc (Script_sections::Script_sections): Initialize
8448 SAW_SEGMENT_START_EXPRESSION_ to false.
8449 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8450 and -Tbbs options to specify section addresses if given in
8451 command line and no SEGMENT_START expression is seen in a script.
8452 * script-sections.h (Script_sections::saw_segment_start_expression,
8453 Script_sections::set_saw_segment_start_expression): New method
8455 (Script_sections::saw_segment_start_expression_): New data member
8457 * script.cc (script_saw_segment_start_expression): New function.
8458 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8459 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8460 script_test_7.sh and script_test_8.sh.
8461 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8462 script_test_8.stdout.
8463 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8464 (script_test_6, script_test_6.stdout, script_test_7,
8465 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8466 * Makefile.in: Regenerate.
8467 * testsuite/script_test_6.sh: New file.
8468 * testsuite/script_test_6.t: Same.
8469 * testsuite/script_test_7.sh: Same.
8470 * testsuite/script_test_7.t: Same.
8471 * testsuite/script_test_8.sh: Same.
8473 2009-10-16 Doug Kwan <dougkwan@google.com>
8475 * output.cc (Output_segment::set_section_list_address): Cast
8476 expressions to unsigned long long type to avoid format warnings.
8478 2009-10-15 Ian Lance Taylor <iant@google.com>
8480 * script.cc (Script_options::add_symbol_assignment): Always add a
8481 dot assignment to script_sections_.
8482 * script-sections.cc (Script_sections::add_dot_assignment):
8483 Initialize if necessary.
8485 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8486 program headers with no load segment if there is a linker script.
8488 * layout.cc (Layout::set_segment_offsets): Align the file offset
8489 to the segment aligment for -N or -n with no load segment.
8490 * output.cc (Output_segment::add_output_section): Don't crash if
8491 the first section is a TLS section.
8492 (Output_segment::set_section_list_addresses): Print an error
8493 message if the address moves backward in a linker script.
8494 * script-sections.cc
8495 (Output_section_element_input::set_section_addresses): Don't
8496 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8497 (Orphan_output_section::set_section_addresses): Likewise.
8499 2009-10-15 Doug Kwan <dougkwan@google.com>
8501 * layout.cc (Layout::finish_dynamic_section): Generate tags
8502 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8503 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8504 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8506 2009-10-14 Ian Lance Taylor <iant@google.com>
8508 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8510 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8511 data_shdr fields of relinfo.
8512 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8513 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8514 R_386_TLS_LDO_32, adjust based on section flags.
8515 (Target_i386::Relocate::fix_up_ldo): Remove.
8517 2009-10-13 Ian Lance Taylor <iant@google.com>
8519 Add support for -pie.
8520 * options.h (class General_options): Add -pie and
8522 (General_options::output_is_position_independent): Test -pie.
8523 (General_options::output_is_executable): Return true if not shared
8524 and not relocatable.
8525 (General_options::output_is_pie): Remove.
8526 * options.cc (General_options::finalize): Reject incompatible uses
8528 * gold.cc (queue_middle_tasks): A -pie link is not static.
8529 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8530 * symtab.cc (Symbol::final_value_is_known): Return false if
8531 output_is_position_independent.
8532 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8533 output_is_position_independent.
8534 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8535 output_is_position_independent.
8536 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8537 output_is_position_independent.
8538 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8540 (basic_pie_test.o, basic_pie_test): New targets.
8541 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8542 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8543 (two_file_pie_test): New target.
8544 * testsuite/Makefile.in: Rebuild.
8545 * README: Remove note saying that -pie is not supported.
8547 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8549 * options.h (class General_options): Add -init and -fini.
8550 * layout.cc (Layout::finish_dynamic_section): Emit
8551 given init and fini functions.
8553 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8555 * gc.h (gc_process_relocs): Check if icf is enabled using new
8557 * gold.cc (queue_initial_tasks): Likewise.
8558 (queue_middle_tasks): Likewise.
8559 * object.cc (do_layout): Likewise.
8560 * symtab.cc (is_section_folded): Likewise.
8561 * main.cc (main): Likewise.
8562 * reloc.cc (Read_relocs::run): Likewise.
8563 (Sized_relobj::do_scan_relocs): Likewise.
8564 * icf.cc (is_function_ctor_or_dtor): New function.
8565 (Icf::find_identical_sections): Check if function is ctor or dtor when
8567 * options.h (General_options::icf): Change option to be an enum.
8568 (Icf_status): New enum.
8569 (icf_enabled): New method.
8570 (icf_safe_folding): New method.
8571 (set_icf_status): New method.
8572 (icf_status_): New variable.
8573 * (options.cc) (General_options::finalize): Set icf_status_.
8574 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8575 icf_test and icf_keep_unique_test to use the --icf enum flag.
8576 * testsuite/icf_safe_test.sh: New file.
8577 * testsuite/icf_safe_test.cc: New file.
8579 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8581 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8582 includes to gc.h and icf.h.
8583 * arm.cc: Include gc.h.
8584 * gold.cc: Likewise.
8585 * i386.cc: Likewise.
8586 * powerpc.cc: Likewise.
8587 * sparc.cc: Likewise.
8588 * x86_64.cc: Likewise.
8589 * gc.h: Include icf.h.
8591 2009-10-11 Ian Lance Taylor <iant@google.com>
8593 * plugin.cc: Include "gold.h" before other header files.
8595 2009-10-10 Chris Demetriou <cgd@google.com>
8597 * options.h (Input_file_argument::Input_file_type): New enum.
8598 (Input_file_argument::is_lib_): Replace with...
8599 (Input_file_argument::type_): New member.
8600 (Input_file_argument::Input_file_argument): Take Input_file_type
8601 'type' rather than boolean 'is_lib' as second argument.
8602 (Input_file_argument::is_lib): Use type_.
8603 (Input_file_argument::is_searched_file): New function.
8604 (Input_file_argument::may_need_search): Handle is_searched_file.
8605 * options.cc (General_options::parse_library): Support -l:filename.
8606 (General_options::parse_just_symbols): Update for Input_file_argument
8608 (Command_line::process): Likewise.
8609 * archive.cc (Archive::get_file_and_offset): Likewise.
8610 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8611 * script.cc (read_script_file, script_add_file): Likewise.
8612 * fileread.cc (Input_file::Input_file): Likewise.
8613 (Input_file::will_search_for): Handle is_searched_file.
8614 (Input_file::open): Likewise.
8615 * readsyms.cc (Read_symbols::get_name): Likewise.
8616 * testsuite/Makefile.am (searched_file_test): New test.
8617 * testsuite/Makefile.in: Regenerate.
8618 * testsuite/searched_file_test.cc: New file.
8619 * testsuite/searched_file_test_lib.cc: New file.
8621 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8622 Ian Lance Taylor <iant@google.com>
8624 * descriptor.cc: Include <cstdio> and "binary-io.h".
8625 (Descriptors::open): Open the files in binary mode always.
8626 * script.cc (Lex::get_token): Treat \r as whitespace.
8628 2009-10-09 Ian Lance Taylor <iant@google.com>
8630 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8632 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8633 Ian Lance Taylor <iant@google.com>
8635 * configure.ac: Check for readv function also.
8636 * fileread.cc (readv): Define if not HAVE_READV.
8637 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8639 * config.in: Regenerate.
8640 * configure: Regenerate.
8642 2009-10-09 Doug Kwan <dougkwan@google.com>
8644 * layout.cc (Layout::make_output_section): Call target hook to make
8645 ordinary output section.
8646 (Layout::finalize): Adjust parameter list of call the
8647 Target::may_relax().
8648 * layout.h (class Layout::section_list): New method.
8649 * merge.h (Output_merge_base::entsize): Change visibility to public.
8650 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8652 (Output_merge_string::do_is_string): New method.
8653 * object.cc (Sized_relobj::do_setup): renamed from
8654 Sized_relobj::set_up.
8655 * object.h (Sized_relobj::adjust_shndx,
8656 Sized_relobj::initializ_input_to_output_maps,
8657 Sized_relobj::free_input_to_output_maps): Change visibilities to
8659 (Sized_relobj::setup): Virtualize.
8660 (Sized_relobj::do_setup): New method declaration.
8661 (Sized_relobj::invalidate_section_offset,
8662 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8663 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8664 * options.cc (parse_int): New function.
8665 * options.h (parse_int): New declaration.
8666 (DEFINE_int): New macro.
8667 (stub_group_size): New option.
8668 * output.cc (Output_section::Output_section): Initialize memebers
8669 merge_section_map_, merge_section_by_properties_map_,
8670 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8671 (Output_section::add_input_section): Handled deferred code-fill
8672 generation and remove an old comment.
8673 (Output_section::add_relaxed_input_section): New method definition.
8674 (Output_section::add_merge_input_section): Use merge section by
8675 properties map to speed to search. Update merge section maps
8677 (Output_section::build_relaxation_map): New method definition.
8678 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8680 (Output_section::relax_input_section): Renamed to
8681 Output_section::convert_input_sections_to_relaxed_sections and change
8682 interface to take a vector of pointers to relaxed sections.
8683 (Output_section::find_merge_section,
8684 Output_section::find_relaxed_input_section): New method definitions.
8685 (Output_section::is_input_address_mapped,
8686 Output_section::output_offset, Output_section::output_address):
8687 Use output section data maps to speed up searching.
8688 (Output_section::find_starting_output_address): Add comments.
8689 (Output_section::do_write,
8690 Output_section::write_to_postprocessing_buffer): Do code-fill
8691 generation as appropriate.
8692 (Output_section::get_input_sections): Invalidate relaxed input section
8694 (Output_section::restore_states): Adjust type of checkpoint .
8695 Invalidate relaxed input section map.
8696 * output.h (Output_merge_base): New class declaration.
8697 (Input_section_specifier): New class defintion.
8698 (class Output_relaxed_input_section) Change base class to
8699 Output_section_data_build.
8700 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8701 base class initializer.
8702 (Output_section::add_relaxed_input_section): New method declaration.
8703 (Output_section::Input_section): Change visibility to protected.
8704 (Output_section::Input_section::relobj,
8705 Output_section::Input_section::shndx): Handle relaxed input sections.
8706 Output_section::input_sections) Change visibility to protected. Also
8707 define overload to return a non-const pointer.
8708 (Output_section::Merge_section_properties): New class defintion.
8709 (Output_section::Merge_section_by_properties_map,
8710 Output_section::Output_section_data_by_input_section_map,
8711 Output_section::Relaxation_map): New types.
8712 (Output_section::relax_input_section): Rename method to
8713 Output_section::convert_input_sections_to_relaxed_sections and change
8714 interface to take a vector of relaxed section pointers.
8715 (Output_section::find_merge_section,
8716 Output_section::find_relaxed_input_section,
8717 Output_section::build_relaxation_map,
8718 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8719 New method declarations.
8720 (Output_section::merge_section_map_
8721 Output_section::merge_section_by_properties_map_,
8722 Output_section::relaxed_input_section_map_,
8723 Output_section::is_relaxed_input_section_map_valid_,
8724 Output_section::generate_code_fills_at_write_): New data members.
8725 * script-sections.cc
8726 (Output_section_element_input::set_section_addresses): Call
8727 current_data_size and addralign methods of relaxed input sections.
8728 (Orphan_output_section::set_section_addresses): Call current_data_size
8729 and addralign methods of relaxed input sections.
8730 * symtab.cc (Symbol_table::compute_final_value): Extract template
8731 from the body of Symbol_table::sized_finalize_symbol.
8732 (Symbol_table::sized_finalized_symbol): Call
8733 Symbol_table::compute_final_value.
8734 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8735 (Symbol_table::compute_final_value): New templated method declaration.
8736 * target.cc (Target::do_make_output_section): New method defintion.
8737 * target.h (Target::make_output_section): New method declaration.
8738 (Target::relax): Add more parameters for input objects, symbol table
8739 and layout. Adjust call to do_relax.
8740 (Target::do_make_output_section): New method declaration.
8741 (Target::do_relax): Add parameters for input objects, symbol table
8744 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8746 * pread.c: Include stdio.h.
8748 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8750 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8753 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8755 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8756 Change read_shndx type to unsigned int.
8757 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8759 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8760 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8761 Change read_shndx type to unsigned int.
8762 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8764 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8765 * layout.cc (Layout::create_symtab_sections): Cast the result of
8766 local_symcount * symsize to off_t in the gold_assert.
8768 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8770 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8771 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8773 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8774 (Arm_relocate_functions::thm_abs5): New function.
8775 (Arm_relocate_functions::abs12): New function.
8776 (Arm_relocate_functions::abs16): New function.
8777 (Arm_relocate_functions::base_abs): New function.
8778 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8779 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8780 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8782 (Scan::global): Likewise.
8783 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8784 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8785 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8786 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8789 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8791 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8792 (Arm_relocate_functions::movt_prel): New function.
8793 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8794 (Arm_relocate_functions::thm_movt_prel): New function.
8795 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8796 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8797 (Scan::global, Relocate::relocate): Likewise.
8798 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8800 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8802 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8803 Incremental_checker.
8804 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8806 (class Incremental_inputs_header): New class.
8807 (Incremental_inputs_header_writer): Edit comment.
8808 (Incremental_inputs_entry): New class.
8809 (Incremental_inputs_entry_writer): Edit comment.
8810 (Sized_incremental_binary::do_find_incremental_inputs_section):
8811 Add *strtab_shndx parameter, fill it.
8812 (Sized_incremental_binary::do_check_inputs): New method.
8813 (Incremental_checker::can_incrementally_link_output_file): Use
8814 Sized_incremental_binary::check_inputs.
8815 (Incremental_inputs::report_command_line): Save command line in
8818 (Incremental_binary::find_incremental_inputs_section): New
8820 (Incremental_binary::do_find_incremental_inputs_section): Add
8821 strtab_shndx parameter.
8822 (Incremental_binary::do_check_inputs): New pure virtual method.
8823 (Sized_incremental_binary::do_check_inputs): Declare.
8824 (Incremental_checker::Incremental_checker): Add incremental_inputs
8825 parameter, use it to initialize incremental_inputs_.
8826 (Incremental_checker::incremental_inputs_): New field.
8827 (Incremental_checker::command_line): New method.
8828 (Incremental_checker::inputs): New method.
8829 (Incremental_checker::command_line_): New field.
8831 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8833 * incremental.cc: Include <cstdarg> and "target-select.h".
8834 (vexplain_no_incremental): New function.
8835 (explain_no_incremental): New function.
8836 (Incremental_binary::error): New method.
8837 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8839 (make_sized_incremental_binary): New function.
8840 (open_incremental_binary): New function.
8841 (can_incrementally_link_file): Add checks if output is ELF and has
8843 * incremental.h: Include "elfcpp_file.h" and "output.h".
8844 (Incremental_binary): New class.
8845 (Sized_incremental_binary): New class.
8846 (open_incremental_binary): Declare.
8847 * object.cc (is_elf_object): Use
8848 elfcpp::Elf_recognizer::is_elf_file.
8849 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8850 * output.h (Output_file::filesize): New method.
8852 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8854 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8856 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8857 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8859 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8861 (Arm_relocate_functions::movw_abs_nc): New function.
8862 (Arm_relocate_functions::movt_abs): New function.
8863 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8864 (Arm_relocate_functions::thm_movt_abs): New function.
8865 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8866 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8867 (Scan::global): Likewise.
8868 (Relocate::relocate): Likewise.
8869 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8871 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8873 * arm.cc (Arm_relocate_functions::got_prel) New function.
8874 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8875 (Relocate::relocate): Likewise.
8876 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8878 2009-10-06 Ian Lance Taylor <iant@google.com>
8880 * options.h (class General_options): Define
8881 split_stack_adjust_size parameter.
8882 * object.h (class Object): Add uses_split_stack_ and
8883 has_no_split_stack_ fields. Add uses_split_stack and
8884 has_no_split_stack accessor functions. Declare
8885 handle_split_stack_section.
8886 (class Reloc_symbol_changes): Define.
8887 (class Sized_relobj): Define Function_offsets. Declare
8888 split_stack_adjust, split_stack_adjust_reltype, and
8890 * object.cc (Object::handle_split_stack_section): New function.
8891 (Sized_relobj::do_layout): Call handle_split_stack_section.
8892 * dynobj.cc (Sized_dynobj::do_layout): Call
8893 handle_split_stack_section.
8894 * reloc.cc (Sized_relobj::relocate_sections): Call
8895 split_stack_adjust for executable sections in split_stack
8896 objects. Pass reloc_map to relocate_section.
8897 (Sized_relobj::split_stack_adjust): New function.
8898 (Sized_relobj::split_stack_adjust_reltype): New function.
8899 (Sized_relobj::find_functions): New function.
8900 * target-reloc.h: Include "object.h".
8901 (relocate_section): Add reloc_symbol_changes parameter. Change
8903 * target.h (class Target): Add calls_non_split method. Declare
8904 do_calls_non_split virtual method. Declare match_view and
8906 * target.cc: Include "elfcpp.h".
8907 (Target::do_calls_non_split): New function.
8908 (Target::match_view): New function.
8909 (Target::set_view_to_nop): New function.
8910 * gold.cc (queue_middle_tasks): Give an error if mixing
8911 split-stack and non-split-stack objects with -r.
8912 * i386.cc (Target_i386::relocate_section): Add
8913 reloc_symbol_changes parameter.
8914 (Target_i386::do_calls_non_split): New function.
8915 * x86_64.cc (Target_x86_64::relocate_section): Add
8916 reloc_symbol_changes parameter.
8917 (Target_x86_64::do_calls_non_split): New function.
8918 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8920 * powerpc.cc (Target_powerpc::relocate_section): Add
8921 reloc_symbol_changes parameter.
8922 * sparc.cc (Target_sparc::relocate_section): Add
8923 reloc_symbol_changes parameter.
8924 * configure.ac: Call AM_CONDITIONAL for the default target.
8925 * configure: Rebuild.
8926 * testsuite/Makefile.am (TEST_AS): New variable.
8927 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8928 (check_DATA): Add split_i386 and split_x86_64 files.
8929 (SPLIT_DEFSYMS): Define.
8930 (split_i386_[1234n].o): New targets.
8931 (split_i386_[124]): New targets.
8932 (split_i386_[1234r].stdout): New targets.
8933 (split_x86_64_[1234n].o): New targets.
8934 (split_x86_64_[124]): New targets.
8935 (split_x86_64_[1234r].stdout): New targets.
8936 (MOSTLYCLEANFILES): Add new executables.
8937 * testsuite/split_i386.sh: New file.
8938 * testsuite/split_x86_64.sh: New file.
8939 * testsuite/split_i386_1.s: New file.
8940 * testsuite/split_i386_2.s: New file.
8941 * testsuite/split_i386_3.s: New file.
8942 * testsuite/split_i386_4.s: New file.
8943 * testsuite/split_i386_n.s: New file.
8944 * testsuite/split_x86_64_1.s: New file.
8945 * testsuite/split_x86_64_2.s: New file.
8946 * testsuite/split_x86_64_3.s: New file.
8947 * testsuite/split_x86_64_4.s: New file.
8948 * testsuite/split_x86_64_n.s: New file.
8949 * testsuite/testfile.cc (Target_test): Update relocation_section
8951 * testsuite/Makefile.in: Rebuild.
8953 2009-10-06 Ian Lance Taylor <iant@google.com>
8955 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8956 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8957 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8958 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8959 the address on ldo_addrs_.
8960 (Target_i386::Relocate::fix_up_ldo): New function.
8962 2009-10-06 Rafael Espindola <espindola@google.com>
8964 * plugin.cc (add_input_library): New.
8965 (Plugin::load): Add add_input_library to tv.
8966 (Plugin_manager::add_input_file): Add the is_lib argument.
8967 (add_input_file): Update call to Plugin_manager::add_input_file.
8968 (add_input_library): New.
8969 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8971 2009-09-30 Doug Kwan <dougkwan@google.com>
8973 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8974 symbol and call Symbol::may_need_copy_reloc to determine if
8975 a copy reloc is needed.
8976 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8977 nocopyreloc is given in command line.
8978 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8979 given in command line.
8980 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8981 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8982 of the removed Target_i386::may_need_copy_reloc.
8983 * options.h (copyreloc): New option with default value false.
8984 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8985 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8986 instead of the removed Target_powerpc::may_need_copy_reloc.
8987 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8988 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8989 instead of the removed Target_sparc::may_need_copy_reloc.
8990 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8991 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8992 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8993 instead of the removed Target_x86_64::may_need_copy_reloc.
8995 2009-09-30 Ian Lance Taylor <iant@google.com>
8997 * object.h (class Object): Remove target_ field, and target,
8998 sized_target, and set_target methods.
8999 (Object::sized_target): Remove.
9000 (class Sized_relobj): Update declarations. Remove sized_target.
9001 * object.cc (Sized_relobj::setup): Remove target parameter.
9003 (Input_objects::add_object): Don't do anything with the target.
9004 (make_elf_sized_object): Add punconfigured parameter. Change all
9005 callers. Set or test parameter target.
9006 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9008 * parameters.cc (Parameters::set_target): Change parameter type to
9010 (Parameters::default_target): Remove.
9011 (set_parameters_target): Change parameter type to be non-const.
9012 (parameters_force_valid_target): New function.
9013 (parameters_clear_target): New function.
9014 * parameters.h (class Parameters): Update declarations. Remove
9015 default_target method. Add sized_target and clear_target
9016 methods. Change target_ to be non-const.
9017 (set_parameters_target): Update declaration.
9018 (parameters_force_valid_target): Declare.
9019 (parameters_clear_target): Declare.
9020 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9021 as NULL if we aren't searching.
9022 (Add_symbols::run): Don't check for compatible target.
9023 * fileread.cc (Input_file::open_binary): Call
9024 parameters_force_valid_target.
9025 * gold.cc (queue_middle_tasks): Likewise.
9026 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9027 set_target on object.
9028 * dynobj.h (class Sized_dynobj): Update declarations.
9029 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9030 make_elf_object returns NULL.
9031 (Archive::include_member): Don't check whether object target is
9033 * output.cc (Output_section::add_input_section): Get target from
9035 (Output_section::relax_input_section): Likewise.
9036 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9038 (Sized_relobj::do_scan_relocs): Likewise.
9039 (Sized_relobj::relocate_sections): Likewise.
9040 * resolve.cc (Symbol_table::resolve): Likewise.
9041 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9042 parameter. Change all callers.
9043 (Symbol_table::add_from_object): Get target from parameters.
9044 (Symbol_table::add_from_relobj): Don't check object target.
9045 (Symbol_table::add_from_dynobj): Likewise.
9046 (Symbol_table::define_special_symbol): Get target from
9048 * symtab.h (class Symbol_table): Update declaration.
9049 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9050 parameter. Change all callers. Clear parameter target.
9051 (Binary_test): Test target here.
9052 * testsuite/object_unittest.cc (gold_testsuite): Remove
9053 target_test_pointer parameter. Change all callers.
9054 (Object_test): Test target here.
9056 2009-09-26 Ian Lance Taylor <iant@google.com>
9058 * testsuite/initpri1.c: Don't try to use constructor priorities if
9059 compiling with gcc before 4.3.
9061 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9063 * testsuite/retain_symbols_file_test.sh (check_present): Change
9064 output file name to retain_symbols_file_test.stdout.
9065 (check_absent): Likewise.
9067 2009-09-18 Craig Silverstein <csilvers@google.com>
9069 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9070 * options.cc: Include <cerrno> and <fstream>.
9071 (General_options::finalize): Parse -retain-symbols-file tag.
9072 * options.h: New flag.
9073 (General_options): New method should_retain_symbol, new
9074 variable symbols_to_retain.
9075 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9076 should_retain_symbol map.
9077 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9078 * testsuite/Makefile.in: Regenerate.
9079 * testsuite/retain_symbols_file_test.sh: New file.
9081 2009-09-18 Nick Clifton <nickc@redhat.com>
9083 * po/es.po: Updated Spanish translation.
9085 2009-09-17 Doug Kwan <dougkwan@google.com>
9087 * debug.h (DEBUG_RELAXATION): New constant.
9088 (DEBUG_ALL): Add DEBUG_RELAXATION.
9089 (debug_string_to_enum): Add relaxation debug option.
9091 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9092 Layout::Relaxation_debug_check::read_sections,
9093 Layout::Relaxation_debug_check::read_sections): New method definitions.
9094 (Layout::Layout): Initialize data members
9095 record_output_section_data_from_scrips_,
9096 script_output_section_data_list_ and relaxation_debug_check_.
9097 (Layout::save_segments, Layout::restore_segments,
9098 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9099 Layout::relaxation_loop_body): New method definitions.
9100 (Layout::finalize): Support relaxation. Move section layout code to
9101 Layout::relaxation_loop_body.
9102 (Layout::set_asection_address_from_script): Move code for orphan
9103 section placement out.
9104 (Layout::place_orphan_sections_in_script): New method definition.
9105 * layout.h (Output_segment_headers, Output_file_header):
9106 New forward class declarations.
9107 (Layout::~Layout): Define.
9108 (Layout::new_output_section_data_from_script): New method definition.
9109 (Layout::place_orphan_sections_in_script): New method declaration.
9110 (Layout::Segment_states): New type declaration.
9111 (Layout::save_segments, Layout::restore_segments,
9112 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9113 Layout::relaxation_loop_body): New method declarations.
9114 (Layout::Output_section_data_list): New type declaration.
9115 (Layout::Relaxation_debug_check): New class definition.
9116 (Layout::record_output_section_data_from_script_,
9117 Layout::script_output_section_data_list_, Layout::segment_states_,
9118 Layout::relaxation_debug_check_): New data members.
9119 * output.cc: (Output_section_headers::do_size): New method definition.
9120 (Output_section_headers::Output_section_headers): Move size
9121 computation to Output_section_headers::do_size.
9122 (Output_segment_headers::do_size): New method definition.
9123 (Output_file_header::Output_file_header): Move size computation to
9124 Output_file_header::do_size and call it.
9125 (Output_file_header::do_size): New method definition.
9126 (Output_data_group::Output_data_group): Adjust call to
9127 Output_section_data.
9128 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9129 (Output_symtab_xindex::do_write): Add array bound check.
9130 (Output_section::Input_section::print_to_mapfile): Handle
9131 RELAXED_INPUT_SECTION_CODE.
9132 (Output_section::Output_section): Initialize data member checkpoint_.
9133 (Output_section::~Output_section): Delete checkpoint object pointed
9135 (Output_section::add_input_section): Always add an Input_section if
9137 (Output_section::add_merge_input_section): Add assert.
9138 (Output_section::relax_input_section): New method definition.
9139 (Output_section::set_final_data_size): Set load address to zero for
9140 an unallocated section.
9141 (Output_section::do_address_and_file_offset_have_reset_values):
9142 New method definition.
9143 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9144 Handle relaxed input section.
9145 (Output_section::sort_attached_input_sections): Checkpoint input
9146 section list lazily.
9147 (Output_section::get_input_sections): Change type of input_sections to
9148 list of Simple_input_section pointers. Checkpoint input section list
9149 lazily. Also handle relaxed input sections.
9150 (Output_section::add_input_section_for_script): Take a reference to
9151 a Simple_input_section object instead of Relobj pointer and section
9152 index as parameter. Handle relaxed input sections.
9153 (Output_section::save_states, Output_section::restore_states): New
9155 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9156 (Output_data::is_data_size_fixed): New method definition.
9157 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9159 (Output_data::address_and_file_offset_have_reset_values): New method
9161 (Output_data::do_address_and_file_offset_have_reset_values): New method
9163 (Output_data::set_data_size): Check that data size is not fixed.
9164 (Output_data::fix_data_size): New method definition.
9165 (Output_data::is_data_size_fixed_): New data member.
9166 (Output_section_headers::set_final_data_size): New method definition.
9167 (Output_section_headers::do_size): New method declaration.
9168 (Output_segment_headers::set_final_data_size): New method definition.
9169 (Output_segment_headers::do_size): New method declaration.
9170 (Output_file_header::set_final_data_size)::New method definition.
9171 (Output_file_header::do_size)::New method declaration.
9172 (Output_section_data::Output_section_data): Add new parameter
9173 is_data_size_fixed and use it to fix data size.
9174 (Output_data_const::Output_data_const): Adjust call to base class
9175 constructor and fix data size.
9176 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9177 base class constructor and fix data size.
9178 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9179 base class constructor and fix data size.
9180 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9181 class constructor and fix data size.
9182 (Output_data_group::set_final_data_size): New method definition.
9183 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9184 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9185 class constructor and fix data size.
9186 (Output_relaxed_input_section): New class definition.
9187 (Output_section::Simple_input_section): New class definition.
9188 (Output_section::get_input_sections): Adjust parameter list.
9189 (Output_section::add_input_section_for_script): Same.
9190 (Output_section::save_states, Output_section::restore_states,
9191 Output_section::do_address_and_file_offset_have_reset_values,
9192 (Output_section::Input_section::Input_section): Handle
9193 RELAXED_INPUT_SECTION_CODE. Add new overload for
9194 Output_relaxed_input_section.
9195 (Output_section::Input_section::is_input_section,
9196 Output_section::Input_section::set_output_section): Handle relaxed
9198 (Output_section::Input_section::is_relaxed_input_section,
9199 Output_section::Input_section::output_section_data,
9200 Output_section::Input_section::relaxed_input_section): New method
9202 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9204 (Output_section::Input_section::u1_): Update comments.
9205 (Output_section::Input_section::u2_): Add new union member poris.
9206 (Output_section::Checkpoint_output_section): New classs definition.
9207 (Output_section::relax_input_section): New method declaration.
9208 (Output_section::checkpoint_): New data member.
9209 (Output_segment): Update comments.
9210 (Output_segment::Output_segment): Un-privatize copy constructor.
9211 (Output_segment::operator=): Un-privatize.
9212 * script-sections.cc (Output_section_element::Input_section_list):
9213 Change element type to Output_section::Simple_input_section.
9214 (Output_section_element_dot_assignment::set_section_addresses):
9215 Register output section data for relaxation clean up.
9216 (Output_data_exression::Output_data_expression): Adjust call to base
9217 constructor to fix data size.
9218 (Output_section_element_data::set_section_addresses): Register
9219 Output_data_expression object for relaxation clean up.
9220 (struct Input_section_info): Replace Relobj pointer and section index
9221 pair with Output_section::Simple_input_section and Convert struct to a
9223 (Input_section_sorter::operator()): Adjust access to
9224 Input_section_info data member to use accessors.
9225 (Output_section_element_input::set_section_addresses): Use layout
9226 parameter. Adjust code to use Output_section::Simple_input_section
9227 and Input_secction_info classes. Register filler for relaxation
9229 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9230 and section index pair with Output_section::Simple_input_section
9231 class. Adjust code accordingly.
9232 (Phdrs_element::release_segment): New method definition.
9233 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9235 (Script_sections::release_segments): New method definition.
9236 * gold/script-sections.h (Script_sections::release_segments): New
9238 * gold/target.h (Target::may_relax, Target::relax,
9239 Target::do_may_relax, Target::do_relax): New method definitions.
9241 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9243 * arm.cc (has_signed_unsigned_overflow): New function.
9244 (Arm_relocate_functions::abs8): New function.
9245 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9246 (Target_arm::Scan::global): Likewise.
9247 (Target_arm::relocate::relocate): Likewise.
9248 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9251 2009-09-16 Cary Coutant <ccoutant@google.com>
9253 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9254 * testsuite/Makefile.in: Regenerate.
9256 2009-09-11 Nick Clifton <nickc@redhat.com>
9258 * po/gold.pot: Updated by the Translation project.
9260 2009-09-08 Cary Coutant <ccoutant@google.com>
9262 * output.cc (Output_file::open): Add execute permission to empty file.
9263 * testsuite/Makefile.am (permission_test): New test.
9264 * testsuite/Makefile.in: Regenerate.
9266 2009-09-02 Ian Lance Taylor <iant@google.com>
9268 * output.cc (Output_file::resize): Call map_no_anonymous rather
9271 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9273 * gold.cc: Include "incremental.h".
9274 (queue_initial_tasks): Call Incremental_checker methods.
9275 * incremental.cc: Include "output.h".
9276 (Incremental_checker::can_incrementally_link_output_file): New
9278 * incremental.h (Incremental_checker): New class.
9280 * output.cc (Output_file::open_for_modification): New method.
9281 (Output_file::map_anonymous): Changed return type to bool. Record
9283 (Output_file::map_no_anonymous): New method, broken out of map.
9284 (Output_file::map): Use map_no_anonymous and map_anonymous.
9285 * output.h (class Output_file): Update declarations.
9287 2009-08-24 Cary Coutant <ccoutant@google.com>
9289 * options.h (Command_line::Pre_options): New class.
9290 (Command_line::pre_options): New member.
9291 * options.cc (gold::options::ready_to_register): New variable.
9292 (One_option::register_option): Do nothing if not registering options.
9293 Assert if same short option registered twice.
9294 (General_options::General_options): Turn off option registration when
9296 (Command_line::Pre_options::Pre_options): New constructor.
9298 2009-08-24 Cary Coutant <ccoutant@google.com>
9300 * options.h (General_options::no_keep_memory): Remove incorrect
9303 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9305 * Makefile.am (am__skiplex, am__skipyacc): New.
9306 * Makefile.in: Regenerate.
9308 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9310 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9311 (INCLUDES): ... this.
9312 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9313 (AM_CPPFLAGS): Renamed from ...
9314 (INCLUDE): ... this.
9315 * Makefile.in, testsuite/Makefile.in: Regenerate.
9317 * Makefile.in: Regenerate.
9318 * aclocal.m4: Likewise.
9319 * config.in: Likewise.
9320 * configure: Likewise.
9321 * testsuite/Makefile.in: Likewise.
9323 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9324 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9325 * Makefile.in: Regenerate.
9326 * testsuite/Makefile.in: Regenerate.
9328 2009-08-19 Cary Coutant <ccoutant@google.com>
9330 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9331 symbols in shared libraries overridden by hidden or internal symbols
9332 in the main program.
9334 2009-08-19 Chris Demetriou <cgd@google.com>
9336 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9337 checking source file names in error messages.
9339 2009-08-18 Doug Kwan <dougkwan@google.com>
9341 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9342 an elcpp::Ehdr as parameter. Adjust call to set_target.
9343 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9344 an elfcpp::Ehdr as parameter.
9345 * object.cc (Object::set_target): Remove the version that looks up
9346 a target and sets it.
9347 (Sized_relobj::setup): Take a Target object instead of
9348 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9349 (make_elf_sized_object): Find target and ask target to
9351 * object.h: (Object::set_target): Remove the version that looks up
9352 a target and sets it.
9353 (Sized_relobj::setup): Take a Target object instead of
9354 an elfcpp:Ehdr as parameter.
9355 * target.cc: Include dynobj.h.
9356 (Target::do_make_elf_object_implementation): New.
9357 (Target::do_make_elf_object): New.
9358 * target.h (Target::make_elf_object): New template declaration.
9359 (Target::do_make_elf_object): New method declarations.
9360 (Target::do_make_elf_object_implementation): New template declaration.
9362 2009-08-14 Ian Lance Taylor <iant@google.com>
9364 * gold.h (FUNCTION_NAME): Define.
9365 (gold_unreachable): Use FUNCTION_NAME.
9367 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9369 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9370 symbol in the --keep-unique list is not found.
9372 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9374 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9375 been maked as --keep-unique.
9376 (Icf::unfold_section): New function.
9377 * icf.h (Icf::unfold_section): New function.
9378 * options.h (General_options::keep_unique): New option.
9379 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9380 * testsuite/Makefile.in: Regenerate.
9381 * testsuite/icf_keep_unique_test.sh: New file.
9382 * testsuite/icf_keep_unique_test.cc: New file.
9384 2009-08-12 Cary Coutant <ccoutant@google.com>
9387 * resolve.cc (Symbol_table::resolve): Check for references from
9388 dynamic objects to hidden and internal symbols.
9389 * testsuite/Makefile.am (hidden_test.sh): New test.
9390 * testsuite/Makefile.in: Regenerate.
9391 * testsuite/hidden_test.sh: New script.
9392 * testsuite/hidden_test_1.c: New test source.
9393 * testsuite/hidden_test_main.c: New test source.
9395 2009-08-11 Doug Kwan <dougkwan@google.com>
9397 * arm.cc: Update comments.
9398 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9399 segment to locate the .ARM.exidx section if present.
9401 2009-08-09 Doug Kwan <dougkwan@google.com>
9403 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9406 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9407 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9410 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9412 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9413 valid tls_segment only for non-debug-section relocations.
9414 * testsuite/Makefile.am: Add gc_tls_test.
9415 * testsuite/Makefile.in: Regenerate.
9416 * testsuite/gc_tls_test.cc: New file.
9417 * testsuite/gc_tls_test.sh: New file.
9419 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9423 * Makefile.am (CCFILES): Add icf.cc.
9425 * Makefile.in: Regenerate.
9426 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9427 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9428 section, symbol and addend information for the relocs.
9429 * gold.cc (queue_middle_tasks): Call identical code folding.
9430 * gold.h: Add defines for multimap.
9431 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9432 to the call of finalize_local_symbols.
9433 * main.cc (main): Create object of class Icf.
9434 * object.cc (Sized_relobj::do_layout): Allow this function to be
9435 called twice during icf.
9436 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9437 to sections marked as identical by icf.
9438 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9440 (Sized_relobj::do_section_entsize): New function.
9441 * object.h (Object::section_entsize): New function.
9442 (Object::do_section_entsize): New pure virtual function.
9443 (Relobj::finalize_local_symbols): Add new parameter.
9444 (Relobj::do_section_entsize): New function.
9445 * options.h (General_options::icf): New option.
9446 (General_options::icf_iterations): New option.
9447 (General_options::print_icf_sections): New option.
9448 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9449 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9450 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9452 * symtab.cc (Symbol_table::is_section_folded): New function.
9453 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9454 to sections marked as identical by icf.
9455 * symtab.h (Symbol_table::set_icf): New function.
9456 (Symbol_table::icf): New function.
9457 (Symbol_table::is_section_folded): New function.
9458 (Symbol_table::icf_): New data member.
9459 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9460 * testsuite/Makefile.am: Add commands to build icf_test.
9461 * testsuite/Makefile.in: Regenerate.
9462 * testsuite/icf_test.sh: New file.
9463 * testsuite/icf_test.cc: New file.
9465 2009-07-24 Chris Demetriou <cgd@google.com>
9467 * layout.cc (is_compressible_debug_section): Fix incorrect
9468 comment about compressed section names.
9470 2009-07-20 Ian Lance Taylor <ian@airs.com>
9473 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9475 2009-07-16 Ian Lance Taylor <iant@google.com>
9478 * layout.h: #include <map>.
9479 (class Kept_section): Change from struct to class. Add accessors
9480 and setters. Add section size to Comdat_group mapping. Change
9481 Comdat_group to std::map. Add is_comdat_ field. Add
9482 linkonce_size field in union.
9483 (class Layout): Update declaration of find_or_add_kept_section.
9484 Don't declare find_kept_object.
9485 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9486 parameter. Add object, shndx, is_comdat, and is_group_name
9487 parameters. Change all callers. Adjust for new Kept_section.
9488 (Layout::find_kept_object): Remove.
9489 * object.cc (Sized_relobj::include_section_group): Update use of
9490 Kept_section. Rename secnum to shndx. Only record
9491 Kept_comdat_section if sections are the same size.
9492 (Sized_relobj::include_linkonce_section): Update use of
9493 Kept_section. Only record Kept_comdat_section if sections are the
9494 same size. Set size of linkonce section.
9495 (Sized_relobj::map_to_kept_section): Update call to
9496 get_kept_comdat_section.
9497 * object.h (class Sized_relobj): Rename fields in
9498 Kept_comdat_section to drop trailing underscores; change object
9499 field to Relobj*. Change Kept_comdat_section_table to store
9500 struct rather than pointer.
9501 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9502 Add kept_object and kept_shndx parameters. Change all callers.
9503 (Sized_relobj::get_kept_comdat_section): Change return type to
9504 bool. Add kept_object and kept_shndx parameters. Change all
9506 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9507 Layout::find_or_add_kept_section.
9509 2009-07-09 Ian Lance Taylor <iant@google.com>
9511 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9512 Reserve space in the hash table.
9514 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9516 * fileread.cc (File_read::get_mtime): New method.
9517 * fileread.h (Timespec): New structure.
9518 (File_read::get_mtime): New method.
9519 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9520 Renamed from timestamp_nsec.
9521 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9523 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9525 (Incremental_inputs::report_archive): Save mtime; style fix.
9526 (Incremental_inputs::report_obejct): Save mtime; style fix.
9527 (Incremental_inputs::report_script): Save mtime; style fix.
9528 (Incremental_inputs::finalize_inputs): Style fix.
9529 (Incremental_inputs::finalize): Style fix.
9530 (Incremental_inputs::create_input_section_data): Store inputs
9532 * incremental.h (Incremental_inputs::report_script): Add mtime
9534 (Incremental_inputs::Input_info::Input_info): Intialize only one
9536 (Incremental_inputs::Input_info::archive): Move to nameless
9538 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9539 (Incremental_inputs::Input_info::script): Move to nameless union.
9540 (Incremental_inputs::mtime): New field.
9541 * script.cc (read_input_script): Pass file mtime to
9543 * script.h (Script_info::inputs): Style fix.
9545 2009-07-01 Ian Lance Taylor <ian@airs.com>
9547 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9550 2009-06-24 Ian Lance Taylor <iant@google.com>
9553 * layout.cc (Layout::choose_output_section): If we find an
9554 existing section, update the flags.
9555 (Layout::create_notes): New function, broken out of
9557 (Layout::finalize): Don't create note sections.
9558 (Layout::create_note): Don't crash if linker script discards
9560 (Layout::create_gold_note): Likewise.
9561 (Layout::create_build_id): Likewise. Don't set
9562 after_input_sections on the section.
9563 (Layout::create_executable_stack_info): Remove target parameter.
9565 * layout.h (class Layout): Declare create_notes. Update
9566 declaration of create_executable_stack_info.
9567 * gold.cc (queue_middle_tasks): Call create_notes.
9568 * output.cc (Output_section::update_flags_for_input_section): Move
9569 here from output.h. If SHF_ALLOC flag is newly set, mark address
9571 * output.h (Output_data::mark_address_invalid): New function.
9572 (class Output_section): Only declare, not define,
9573 update_flags_for_input_section. Remove set_flags.
9575 2009-06-24 Ian Lance Taylor <iant@google.com>
9577 * script-sections.cc (Output_section_definition::
9578 set_section_addresses): Rename shadowing local load_address to
9581 2009-06-24 Ian Lance Taylor <iant@google.com>
9584 * reloc.cc (relocate_sections): Skip empty relocation sections.
9586 2009-06-23 Ian Lance Taylor <iant@google.com>
9589 * layout.cc (Layout::create_note): Use choose_output_section
9590 rather than make_output_section.
9592 2009-06-23 Ian Lance Taylor <iant@google.com>
9595 * options.cc (General_options::parse_V): Set printed_version_.
9596 (General_options::General_options): Initialize printed_version_.
9597 * options.h (class General_options): Add printed_version_ field.
9598 * gold.cc (queue_initial_tasks): If there are no input files,
9599 don't give a fatal error if we printed the version information.
9600 (queue_middle_tasks): If using -r with a shared object, give a
9601 fatal error rather than an ordinary error.
9603 2009-06-23 Ian Lance Taylor <iant@google.com>
9606 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9607 (Layout::make_output_section): Set have_stabstr_section_ if we see
9608 a .stab*str section.
9609 (Layout::finalize): Call link_stabs_sections.
9610 (Layout::link_stabs_sections): New file.
9611 * layout.h (class Layout): Add have_stabstr_section_ field.
9612 Declare link_stabs_sections.
9614 2009-06-23 Doug Kwan <dougkwan@google.com>
9616 * Makefile.am (libgold_a_LIBADD): New.
9617 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9618 * Makefile.in: Regenerate.
9619 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9620 * configure: Regenerate.
9621 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9622 * fileread.cc: Include sys/state.h
9623 * gold.h: Declare memmem and strndup if found missing.
9624 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9626 2009-06-23 Ian Lance Taylor <iant@google.com>
9628 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9629 * configure: Rebuild.
9631 2009-06-23 Ian Lance Taylor <iant@google.com>
9634 * object.cc (Object::section_contents): Don't try to get a view if
9635 the section has length zero.
9636 (Object::handle_gnu_warning_section): If the section is empty, use
9637 the name of the section as the warning.
9639 2009-06-23 Ian Lance Taylor <iant@google.com>
9642 * stringpool.h (class Stringpool_template): Add optimize_ field.
9643 (Stringpool_template::set_optimize): New function.
9644 * stringpool.cc (Stringpool_template::Stringpool_template):
9645 Initialize optimize_ field.
9646 (Stringpool_template::set_string_offsets): Test local optimize
9647 fild rather than parameter.
9648 * layout.cc (Layout::Layout): Call set_optimize on the section
9651 2009-06-22 Ian Lance Taylor <iant@google.com>
9654 * yyscript.y: Parse TARGET.
9655 * script.cc (script_set_target): New function.
9656 * script-c.h (script_set_target): Declare.
9657 * options.cc (General_options::string_to_object_format): Rename
9658 from string_to_object_format in anonymous namespace. Change
9660 * options.h (class General_options): Declare
9661 string_to_object_format.
9663 2009-06-22 Ian Lance Taylor <iant@google.com>
9665 * script-sections.cc (Script_sections::create_segments): Don't put
9666 program headers in a PT_LOAD segment if -n or -N.
9668 2009-06-22 Ian Lance Taylor <iant@google.com>
9671 * options.h (class General_options): Add -z lazy and -z now. Sort
9672 -z options into alphabetical order.
9673 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9675 2009-06-21 Ian Lance Taylor <iant@google.com>
9677 * layout.cc (Layout::make_output_section): Call
9678 Target::new_output_section.
9679 (Layout::attach_allocated_section_to_segment): Put large section
9680 sections in a separate load segment with the large segment flag
9682 (Layout::segment_precedes): Sort large data segments after other
9684 (align_file_offset): New static function.
9685 (Layout::set_segment_offsets): Use align_file_offset.
9686 * output.h (class Output_section): Add is_small_section_ and
9687 is_large_section_ fields.
9688 (Output_section::is_small_section): New function.
9689 (Output_section::set_is_small_section): New function.
9690 (Output_section::is_large_section): New function.
9691 (Output_section::set_is_large_section): New function.
9692 (Output_section::is_large_data_section): New function.
9693 (class Output_segment): Add is_large_data_segment_ field.
9694 (Output_segment::is_large_data_segment): New function.
9695 (Output_segment::set_is_large_data_segment): New function.
9696 * output.cc (Output_section::Output_section): Initialize new
9698 (Output_segment::Output_segment): Likewise.
9699 (Output_segment::add_output_section): Add assertion that large
9700 data sections always go in large data segments. Force small data
9701 sections to the end of the list of data sections. Force small BSS
9702 sections to the start of the list of BSS sections. For large BSS
9703 sections to the end of the list of BSS sections.
9704 * symtab.h (class Symbol): Declare is_common_shndx.
9705 (Symbol::is_defined): Check Symbol::is_common_shndx.
9706 (Symbol::is_common): Likewise.
9707 (class Symbol_table): Define enum Commons_section_type. Update
9708 declarations. Add small_commons_ and large_commons_ fields.
9709 * symtab.cc (Symbol::is_common_shndx): New function.
9710 (Symbol_table::Symbol_table): Initialize new fields.
9711 (Symbol_table::add_from_object): Put small and large common
9712 symbols in the right list.
9713 (Symbol_table::sized_finalized_symbol): Check
9714 Symbol::is_common_shndx.
9715 (Symbol_table::sized_write_globals): Likewise.
9716 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9717 common symbol lists. Don't call do_allocate_commons_list if the
9719 (Symbol_table::do_allocate_commons_list): Remove is_tls
9720 parameter. Add comons_section_type parameter. Change all
9721 callers. Handle small and large common symbols.
9722 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9723 Symbol::is_common_shndx.
9724 * resolve.cc (symbol_to_bits): Likewise.
9725 * target.h (Target::small_common_shndx): New function.
9726 (Target::small_common_section_flags): New function.
9727 (Target::large_common_shndx): New function.
9728 (Target::large_common_section_flags): New function.
9729 (Target::new_output_section): New function.
9730 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9731 small_common_section_flags, and large_common_section_flags
9733 (Target::do_new_output_section): New virtual function.
9734 * arm.cc (Target_arm::arm_info): Initialize new fields.
9735 * i386.cc (Target_i386::i386_info): Likewise.
9736 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9738 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9739 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9740 (Target_x86_64::do_new_output_section): New function.
9741 * configure.ac: Define conditional MCMODEL_MEDIUM.
9742 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9743 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9744 (large_LDFLAGS): Define.
9745 * testsuite/large.c: New file.
9746 * testsuite/testfile.cc (Target_test::test_target_info):
9747 Initialize new fields.
9748 * configure, testsuite/Makefile.in: Rebuild.
9750 2009-06-05 Doug Kwan <dougkwan@google.com>
9752 * Makefile.am (CCFILES): Add target.cc.
9753 * Makefile.in: Regenerate.
9754 * i386.cc (class Target_i386): Define new virtual method to
9755 override do_is_local_label_name in parent.
9756 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9757 local symbols if --discard-locals or -X is given.
9758 * options.h (class General_options): Declare new options
9759 '--discard-locals' and '-X' for discarding locals.
9760 * target.h (class Target): Define new methods is_local_label_name.
9761 Declare new virtual method do_is_local_label_name.
9762 * target.cc: New file.
9763 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9764 (check_SCRIPTS): Add discard_locals_test.sh.
9765 (check_DATA): Add discard_local_tests.syms.
9766 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9767 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9768 * testsuite/Makefile.in: Regenerate.
9769 * testsuite/discard_locals_test.c: New file.
9770 * testsuite/discard_locals_test.sh: Same.
9772 2009-06-05 Doug Kwan <dougkwan@google.com>
9774 * object.cc (Sized_relobj::Sized_relobj): Initialize
9775 discarded_eh_frame_shndx_ to -1U.
9776 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9778 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9779 a discarded .eh_frame section.
9780 (Sized_relobj::do_finalize_local_symbols): Ditto.
9781 * object.h (class Sized_relobj): Declare new member
9782 discarded_eh_frame_shndx_.
9783 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9784 (local_labels_test.o, local_labels_test): New rules.
9785 * testsuite/Makefile.in: Regenerate.
9787 2009-06-04 Doug Kwan <dougkwan@google.com>
9789 * layout.cc (Layout::section_name_mapping): Add mapping for
9790 special ARM sections.
9792 2009-06-03 Doug Kwan <dougkwan@google.com>
9794 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9795 (utils::has_overflow): Same.
9797 2009-06-03 Ian Lance Taylor <iant@google.com>
9799 * layout.cc (Layout::section_name_mapping): New array, replacing
9800 Layout::linkonce_mapping.
9801 (Layout::section_name_mapping_count): New variable, replacing
9802 Layout::linkonce_mapping_count.
9803 (Layout::linkonce_output_name): Remove.
9804 (Layout::output_section_name): Rewrite.
9805 * layout.h (class Layout): Rename Linkonce_mapping to
9806 Section_name_mapping, linkonce_mapping to section_name_mapping,
9807 linkonce_mapping_count to section_name_mapping_count. Don't
9808 declare linkonce_output_name.
9810 2009-06-03 Doug Kwan <dougkwan@google.com>
9812 * gold/arm.cc (namespace utils): New.
9813 (Target_arm::reloc_is_non_pic): Define new method.
9814 (class Arm_relocate_functions): New.
9815 (Target_arm::Relocate::relocate): Handle relocation types used by
9818 2009-06-03 Ian Lance Taylor <iant@google.com>
9820 * arm.cc (Target_arm::scan::global): Use || instead of |.
9822 2009-06-02 Doug Kwan <dougkwan@google.com>
9824 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9825 issued_non_pic_error_.
9826 (class Target_arm::Scan): Declare new method check_non_pic.
9827 Define new method symbol_needs_plt_entry.
9828 Declare new data member issued_non_pic_error_.
9829 (class Target_arm::Relocate): Declare new method
9830 should_apply_static_reloc.
9831 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9832 (Target_arm::Scan::check_non_pic): Define new method.
9833 (Target_arm::Scan::local): Handle a small subset of reloc types used
9835 (Target_arm::Scan::local): Same.
9836 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9838 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9840 * incremental.cc (Incremental_inputs::report_command_line): Filter
9841 out --incremental-* options.
9843 2009-05-29 Doug Kwan <dougkwan@google.com>
9845 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9847 (class Target_arm): Update comment.
9848 (Target_arm::Target_arm): Initialize new data members GOT_,
9849 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9850 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9851 and Target_arm::rel_dyn_section.
9852 Declare new_enum Target_arm::Got_type.
9853 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9855 Update commments for member do_dynsym_value.
9856 (Target_arm::got_size, Target_arm::plt_section,
9857 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9858 new methods inside class defintion.
9859 (Target_arm::got_section): Define new method.
9860 (Target_arm::rel_dyn_section): Same.
9861 (Output_data_plt_arm): New template class.
9862 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9863 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9864 (Output_data_plt_arm::add_entry): Same.
9865 (Output_data_plt_arm::first_plt_entry): Define new
9866 static data member for PLT instruction template.
9867 (Output_data_plt_arm::plt_entry): Same.
9868 (Output_data_plt_arm::do_write): Define new method.
9869 (Target_arm::make_plt_entry): Same.
9870 (Target_arm::do_finalize_sections): Same.
9871 (Target_arm::do_dynsym_value): Same.
9873 2009-05-28 Doug Kwan <dougkwan@google.com>
9875 * Makefile.am (TARGETSOURCES): Add arm.cc.
9876 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9877 * Makefile.in: Regenerate.
9879 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9881 2009-05-26 Doug Kwan <dougkwan@google.com>
9883 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9884 (General_options::check_excluded_libs): Strip off directories in
9885 archive name before matching like GNU ld does.
9886 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9887 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9888 (exclude_libs_test_LDFLAGS): Add linker option
9889 -Wl,--exclude-libs,libexclude_libs_test_3
9890 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9891 an explicit archive without using -l.
9892 (alt/libexclude_libs_test_3.a): New make rule.
9893 * testsuite/Makefile.in: Regenerate.
9894 * testsuite/exclude_libs_test.c : Declare lib3_default().
9896 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9897 * exclude_libs_test_3.c: New file.
9899 2009-05-26 Nick Clifton <nickc@redhat.com>
9901 * po/id.po: New Indonesian translation.
9902 * po/gold.pot: Updated template file.
9904 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9906 * testsuite/Makefile.am: Add -ffunction-sections to compile
9907 gc_comdat_test files. Add -Wl,--gc-sections to build
9909 * testsuite/Makefile.in: Regenerate.
9910 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9912 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9914 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9915 kept comdat section was garbage collected.
9916 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9917 * testsuite/Makefile.in: Regenerate.
9918 * testsuite/gc_comdat_test.sh: New file.
9919 * testsuite/gc_comdat_test_1.cc: New file.
9920 * testsuite/gc_comdat_test_2.cc: New file.
9922 2009-05-19 Doug Kwan <dougkwan@google.com>
9924 * archive.cc (Archive::Archive): Move constructor from archive.h
9925 to here. Initialize no_export_.
9926 (Archive::get_elf_object_for_member): Set no_export flag of object.
9927 * archive.h (Archive::Archive): Move constructor body to
9929 (Archive::no_export): New method.
9930 (Archive::no_export_): New field.
9931 * object.h (Object::Object): Initialize no_export_ to false.
9932 (Object::no_export, Object::set_no_export): New methods.
9933 (Object::no_export_): New field.
9934 * options.cc (General_options::parse_exclude_libs): New method.
9935 (General_options::check_excluded_libs) Same.
9936 * options.h (exclude_libs): New option.
9937 (General_options::check_excluded_libs): New method declaration.
9938 (General_options::excluded_libs_): New field.
9939 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9940 default or protected visibility if an object has no-export flag set.
9941 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9942 (check_SCRIPTS): Add exclude_libs_test.sh.
9943 (check_DATA): Add exclude_libs_test.syms.
9944 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9945 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9946 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9947 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9948 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9949 libexclude_libs_test_2.a): New rules.
9950 * testsuite/Makefile.in: Regenerate.
9951 * testsuite/exclude_libs_test.c: New file.
9952 * testsuite/exclude_libs_test.sh: Ditto.
9953 * testsuite/exclude_libs_test_1.c: Ditto.
9954 * testsuite/exclude_libs_test_2.c: Ditto.
9956 2009-05-15 Ian Lance Taylor <iant@google.com>
9958 * configure.ac: Check for declarations for cases where libiberty.h
9959 checks HAVE_DECL_xxx.
9960 * configure, config.in: Rebuild.
9962 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9964 * gold.h (Incremental_argument_list): Remove (invalid) forward
9966 * incremental.cc (Incremental_inputs::report_achive): New method.
9967 (Incremental_inputs::report_object): New method.
9968 (Incremental_inputs::report_script): New method.
9969 (Incremental_inputs::finalize_inputs): New method.
9970 (Incremental_inputs::finalize): Call finalize_inputs().
9971 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9972 Create inputs entries.
9973 * incremental.h (Incremental_input_type): New enum.
9974 (Incremental_inputs::Incremental_input): Initialize new fields.
9975 (Incremental_inputs::report_inputs): New method.
9976 (Incremental_inputs::report_achive): New method.
9977 (Incremental_inputs::report_object): New method.
9978 (Incremental_inputs::report_script): New method.
9979 (Incremental_inputs::finalize_inputs): New method.
9980 (Incremental_inputs::Input_info): New struct.
9981 (Incremental_inputs::Input_info_map): New typedef.
9982 (Incremental_inputs::lock_): New field.
9983 (Incremental_inputs::Inputs_): New field.
9984 (Incremental_inputs::Inputs_map): New field.
9985 * main.cc (main): Call Incremental_input::report_inputs.
9986 * options.h (Input_argument_list): Typedef moved from
9988 (Input_file_group::Files): Remove, use ::Input_argument_list.
9989 (Input_file_group::Input_argument_list): Remove, use
9990 ::Input_argument_list.
9991 * plugin.cc (Plugin_manager::add_input_file): Add error in
9993 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9995 * script.cc (read_input_script): Call
9996 Incremental_input::report_script.
9997 * script.h (Script_info): New class.
9999 2009-04-27 Ian Lance Taylor <iant@google.com>
10001 * x86_64.cc (do_adjust_output_section): Set entsize to
10004 2009-04-23 Elliott Hughes <enh@google.com>
10006 * output.cc (Output_file::close): After short writes, continue
10007 writing from the correct offset in the buffer being written.
10009 2009-04-23 Chris Demetriou <cgd@google.com>
10011 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10012 * configure: Regenerate.
10013 * config.in: Regenerate.
10014 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10015 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10017 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10019 * incremental.cc (Incremental_inputs_header_data): Renamed from
10020 Incremental_input_header_data.
10021 (Incremental_inputs_header_data::data_size): New field.
10022 (Incremental_inputs_header_data::put_input_file_count): Renamed
10023 from input_file_count.
10024 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10025 from command_line_offset.
10026 (Incremental_inputs_header_data::put_reserved): Renamed from
10028 (Incremental_inputs_entry_data): Renamed from
10029 Incremental_input_entry_data.
10030 (Incremental_inputs_entry_data::data_size): New field.
10031 (Incremental_inputs::report_command_line): New method.
10032 (Incremental_inputs::finalize): New method.
10033 (Incremental_inputs::create_incremental_inputs_data): New method.
10034 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10035 * incremental.h: New file.
10036 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10037 (Layout::finalize): Create incremental inputs section in
10038 incremental builds.
10039 (Layout::create_incremental_info_sections): New method.
10040 * layout.h (Layout::incremental_inputs): New method.
10041 (Layout::create_incremental_info_sections): New method.
10042 (Layout::incremental_inputs_): New field.
10043 * main.cc (main): Notify Incremental_input of the command line.
10045 2009-04-01 Ian Lance Taylor <iant@google.com>
10046 Mikolaj Zalewski <mikolajz@google.com>
10048 * gold.h (reserve_unordered_map): Define, three versions, one for
10049 each version of Unordered_map.
10050 * layout.cc (Layout::Layout): Remove options parameter. Add
10051 number_of_input_files parameter. Don't initialize options_.
10052 Initialize number_of_input_files_ and resized_signatures_. Move
10053 sections_are_attached_.
10054 (Layout::layout_group): Reserve space for group_signatures_.
10055 (Layout::find_or_add_kept_section): Change name parameter to be a
10056 reference. Resize signatures_ map when it gets large enough.
10057 (Layout::layout_eh_frame): Use parameters->options() instead of
10059 (Layout::make_output_section): Likewise.
10060 (Layout::attach_allocated_section_to_segment): Likewise.
10061 (Layout::finalize, Layout::create_executable_stack): Likewise.
10062 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10063 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10064 * layout.h (class Layout): Update declarations. Remove options_
10065 field. Add number_of_input_files_ and resized_signatures_
10066 fields. Move sections_are_attached_ field.
10067 * main.cc (main): Pass number of input files to Layout
10068 constructor. Don't pass options.
10070 2009-03-30 Ian Lance Taylor <iant@google.com>
10072 * ffsll.c (ffsll): Correct implementation.
10074 2009-03-27 Ian Lance Taylor <iant@google.com>
10076 * ffsll.c: New file.
10077 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10078 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10079 * ftruncate.c (ftruncate): Declare before definition.
10080 * mremap.c (mremap): Likewise.
10081 * pread.c (pread): Likewise.
10082 * configure, Makefile.in, config.in: Rebuild.
10084 * mremap.c: New file.
10085 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10086 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10087 (mremap): Declare if HAVE_MREMAP is not defined.
10088 * configure, Makefile.in, config.in: Rebuild.
10090 2009-03-27 Cary Coutant <ccoutant@google.com>
10092 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10093 position independent.
10094 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10095 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10097 2009-03-24 Cary Coutant <ccoutant@google.com>
10099 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10101 (needs_dynamic_reloc): Likewise.
10103 2009-03-24 Ian Lance Taylor <iant@google.com>
10105 * yyscript.y (file_cmd): Recognize EXTERN.
10106 (extern_name_list, extern_name_list_body): New nonterminals.
10107 * script.cc (script_add_extern): Define.
10108 * script-c.h (script_add_extern): Declare.
10110 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10112 * object.cc (is_elf_object): Define.
10113 * object.h (is_elf_object): Declare.
10114 * archive.cc (Archive::get_elf_object_for_member): Call
10116 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10118 2009-03-24 Elliott Hughes <enh@google.com>
10120 * output.cc (Output_file::map_anonymous): Define.
10121 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10122 try an anonymous one. Report the size if the mmap fails.
10123 * output.h (class Output_file): Declare map_anonymous.
10125 2009-03-24 Ian Lance Taylor <iant@google.com>
10127 * target-select.cc (instantiate_target): Don't acquire the lock if
10128 the instantiated_target_ field has already been set.
10130 2009-03-23 Ian Lance Taylor <iant@google.com>
10132 * gold-threads.h (class Initialize_lock): Define.
10133 * gold-threads.cc (class Initialize_lock_once): Define.
10134 (initialize_lock_control): New static variable.
10135 (initialize_lock_pointer): New static variable.
10136 (initialize_lock_once): New static function.
10137 (Initialize_lock::Initialize_lock): Define.
10138 (Initialize_lock::initialize): Define.
10139 * target-select.h: Include "gold-threads.h".
10140 (class Target_selector): Add lock_ and initialize_lock_ fields.
10141 Don't define instantiate_target, just declare it.
10142 * target-select.cc (Target_selector::Target_selector): Initialize
10144 (Target_selector::instantiate_target): Define.
10145 * descriptors.h: Include "gold-threads.h".
10146 (class Descriptors): Add initialize_lock_ field.
10147 * descriptors.cc (Descriptors::Descriptors): Initialize new
10149 (Descriptors::open): Use initialize_lock_ field
10150 * errors.h (class Errors): Add initialize_lock_ field.
10151 * errors.cc (Errors::Errors): Initialize new field.
10152 (Errors::initialize_lock): Use initialize_lock_ field.
10153 * powerpc.cc (class Target_selector_powerpc): Remove
10154 instantiated_target_ field. In do_recognize call
10155 instantiate_target rather than do_instantiate_target. In
10156 do_instantiate_target just allocate a new target.
10157 * sparc.cc (class Target_selector_sparc): Likewise.
10159 * freebsd.h: New file.
10160 * i386.cc: Include "freebsd.h".
10161 (Target_i386): Derive from Target_freebsd rather than
10163 (Target_selector_i386): Derive from Target_selector_freebsd rather
10164 than Target_selector.
10165 * x86_64.cc: Include "freebsd.h".
10166 (Target_x86_64): Derive from Target_freebsd rather than
10168 (Target_selector_x86_64): Derive from Target_selector_freebsd
10169 rather than Target_selector.
10170 * target.h (class Target): Add adjust_elf_header and
10171 do_adjust_elf_header.
10172 * output.cc (Output_file_header:: do_sized_write): Call target
10173 adjust_elf_header routine.
10174 * configure.tgt: Set targ_osabi.
10175 * configure.ac: Define GOLD_DEFAULT_OSABI.
10176 * parameters.cc (Parameters::default_target): Pass
10177 GOLD_DEFAULT_OSABI to select_target.
10178 * target-select.h (class Target_selector): Make instantiate_target
10179 protected rather than private.
10180 * Makefile.am (HFILES): Add freebsd.h.
10181 * configure, Makefile.in, config.in: Rebuild.
10183 * merge.cc (do_add_input_section): Correct pend value. Change
10184 message about last entry not being null terminated from error to
10187 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10189 * incremental.cc: New file.
10190 * Makefile.am (CCFILES): Add incremental.cc.
10191 * Makefile.in: Rebuild.
10193 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10195 * layout.cc (Layout::output_section_name): Preserve names
10196 of '.note.' sections.
10198 2009-03-19 Ian Lance Taylor <iant@google.com>
10200 * descriptors.cc (Descriptors::open): Check that the options are
10201 valid before using them.
10203 2009-03-18 Ian Lance Taylor <iant@google.com>
10205 * script-sections.h: Include <list>.
10206 (class Script_sections): Change Sections_elements from std::vector
10207 to std::list. Typedef public Elements_iterator. Add
10208 orphan_section_placement_, data_segment_align_start_, and
10209 saw_data_segment_align_ fields. Remove data_segment_align_index_
10211 * script-sections.cc (class Orphan_section_placement): New class.
10212 (class Sections_element): Add virtual functions is_relro and
10213 orphan_section_init. Remove virtual function place_orphan_here.
10214 (class Output_section_definition): Add is_relro and
10215 orphan_section_init. Remove place_orphan_here.
10216 (class Orphan_output_section): Likewise.
10217 (Script_sections::Script_sections): Update for field changes.
10218 (Script_sections::data_segment_align): Set saw_data_segment_align_
10219 and data_segment_align_start_, not data_segment_align_index.
10220 (Script_sections::data_segment_relro_end): Check
10221 saw_data_segment_align_. Use data_segment_align_start_ rather
10222 than data_segment_align_index_.
10223 (Script_sections::place_orphan): Rewrite to use
10224 Orphan_section_placement.
10226 2009-03-17 Ian Lance Taylor <iant@google.com>
10228 * archive.cc (Archive::add_symbols): Check for a version attached
10229 to the symbol name in the archive map.
10230 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10231 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10232 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10233 (ver_test_11.a): New target.
10234 * testsuite/Makefile.in: Rebuild.
10236 * configure.ac: Check for chsize and posix_fallocate. Replace
10238 * ftruncate.c: New file, from gnulib.
10239 * output.cc (posix_fallocate): Define dummy version if not
10240 HAVE_POSIX_FALLOCATE.
10241 (Output_file::map): Call posix_fallocate rather than lseek and
10243 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10244 * configure, Makefile.in, config.in: Rebuild.
10246 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10248 * layout.h (Layout::create_note): Add section_name parameter.
10249 * layout.cc (Layout::create_note): Likewise.
10250 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10252 2009-03-17 Ian Lance Taylor <iant@google.com>
10254 * descriptors.cc: Include "options.h".
10255 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10256 (Descriptors::open): Always use O_CLOEXEC when opening a new
10257 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10258 then set FD_CLOEXEC.
10260 * sparc.cc (class Target_sparc): Add has_got_section.
10261 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10262 make sure we have a GOT section.
10264 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10265 (Target_sparc::Scan::local): Likewise.
10266 (Target_sparc::Scan::global): Likewise.
10267 (Target_sparc::Relocate::relocate): Likewise.
10268 (Target_sparc::Relocate::relocate_tls): Likewise.
10270 * symtab.cc (Symbol_table::define_default_version): New function,
10271 broken out of add_from_object.
10272 (Symbol_table::add_from_object): Call define_default_version.
10273 (Symbol_table::define_special_symbol): Add resolve_oldsym
10274 parameter. Change all callers. If the version for a symbol comes
10275 from a version script, resolve it with the symbol with the same
10276 name with no version. Also add the symbol without a version if
10278 (do_define_in_output_data): If resolving with oldsym, don't delete
10280 (do_define_in_output_segment): Likewise.
10281 (do_define_as_constant): Likewise.
10282 * symtab.h (class Symbol_table): Update declarations.
10284 2009-03-13 Ian Lance Taylor <iant@google.com>
10286 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10287 (Read_symbols::requeue): New function.
10288 (Read_symbols::do_read_symbols): If make_elf_object fails because
10289 the target type is not configured, and the file was searched for,
10290 issue a warning and retry with the next directory.
10291 (Add_symbols::run): If the file has an incompatible format, and
10292 it was searched for, requeue the Read_symbols task. On error,
10293 release the object.
10294 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10295 dirindex parameter to constructor. Change all callers. Declare
10296 incompatible_warning and requeue.
10297 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10298 input_argument_ and input_group_ fields. Add them to
10299 constructor. Change all callers.
10300 (class Read_script): Add dirindex_ field. Add it to constructor.
10301 Change all callers.
10302 * archive.cc (Archive::setup): Remove input_objects parameter.
10303 Change all callers.
10304 (Archive::get_file_and_offset): Likewise.
10305 (Archive::read_all_symbols): Likewise.
10306 (Archive::read_symbols): Likewise.
10307 (Archive::get_elf_object_for_member): Remove input_objects
10308 parameter. Add punconfigured parameter. Change all callers.
10309 (Archive::add_symbols): Change return type to bool. Check return
10310 value of include_member.
10311 (Archive::include_all_members): Likewise.
10312 (Archive::include_member): Change return type to bool. Return
10313 false if first included object has incompatible target. Set
10314 included_member_ field.
10315 (Add_archive_symbols::run): If add_symbols returns false, requeue
10317 * archive.h (class Archive): Add included_member_ field.
10318 Initialize it in constructor. Add input_file and searched_for
10319 methods. Update declarations.
10320 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10321 input_argument_ fields. Add them to constructor. Change all
10323 * script.cc: Include "target-select.h".
10324 (class Parser_closure): Add skip_on_incompatible_target_ and
10325 found_incompatible_target_ fields. Add
10326 skip_on_incompatible_target parameter to constructor. Change all
10327 callers. Add methods skip_on_incompatible_target,
10328 clear_skip_on_incompatible_target, found_incompatible_target, and
10329 set_found_incompatible_target.
10330 (read_input_script): Add dirindex parameter. Change all callers.
10331 If parser finds an incompatible target, requeue Read_symbols
10333 (script_set_symbol): Clear skip_on_incompatible_target in
10335 (script_add_assertion, script_parse_option): Likewise.
10336 (script_start_sections, script_add_phdr): Likewise.
10337 (script_check_output_format): New function.
10338 * script.h (read_input_script): Update declaration.
10339 * script-c.h (script_check_output_format): Declare.
10340 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10341 (ignore_cmd): Remove OUTPUT_FORMAT.
10342 * fileread.cc (Input_file::Input_file): Add explicit this.
10343 (Input_file::will_search_for): New function.
10344 (Input_file::open): Add pindex parameter. Change all callers.
10345 * fileread.h (class Input_file): Add input_file_argument method.
10346 Declare will_search_for. Update declarations.
10347 * object.cc (make_elf_object): Add punconfigured parameter.
10348 Change all callers.
10349 * object.h (class Object): Make input_file public. Add
10350 searched_for method.
10351 (make_elf_object): Update declaration.
10352 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10354 * dirsearch.h (class Dirsearch): Update declaration.
10355 * options.h (class General_options): Add --warn-search-mismatch.
10356 * parameters.cc (Parameters::is_compatible_target): New function.
10357 * parameters.h (class Parameters): Declare is_compatible_target.
10358 * workqueue.cc (Workqueue::add_blocker): New function.
10359 * workqueue.h (class Workqueue): Declare add_blocker.
10361 * fileread.cc (Input_file::open): Remove options parameter.
10362 Change all callers.
10363 (Input_file::open_binary): Likewise.
10364 * script.cc (read_input_script): Likewise.
10365 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10366 options parameter from constructor. Change all callers.
10367 (class Read_script): Likewise.
10368 * fileread.h (class Input_file): Update declarations.
10369 * script.h (read_input_script): Update declaration.
10371 2009-03-10 Nick Clifton <nickc@redhat.com>
10373 * po/es.po: New Spanish translation.
10375 2009-03-06 Cary Coutant <ccoutant@google.com>
10377 * options.cc (parse_short_option): Keep dash_z from registering itself.
10379 2009-03-03 Ian Lance Taylor <iant@google.com>
10382 * target-reloc.h (relocate_section): Pass output_section to
10384 * i386.cc (Target_i386::should_apply_static_reloc): Add
10385 output_section parameter. Change all callers.
10386 (Target_i386::Relocate::relocate): Add output_section parameter.
10387 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10388 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10389 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10390 * testsuite/two_file_shared.sh: New script.
10391 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10392 (check_DATA): Add two_file_shared.dbg.
10393 (two_file_shared.dbg): New target.
10394 * testsuite/Makefile.in: Rebuild.
10396 2009-03-01 Ian Lance Taylor <iant@google.com>
10398 * configure.ac: Check for byteswap.h.
10399 * configure: Rebuild.
10400 * config.in: Rebuild.
10402 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10404 * layout.cc (Layout::find_or_add_kept_section): New function.
10405 (Layout::add_comdat): Removed.
10406 * layout.h (struct Kept_section): Move out of class Layout.
10407 Remove trailing underscores from field names. Add group_sections
10408 field. Rename group_ field to is_group. Change all uses.
10409 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10410 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10411 comdat_groups_ field.
10412 (Sized_relobj::include_section_group): Use
10413 find_or_add_kept_section and Kept_section::group_sections.
10414 (Sized_relobj::include_linkonce_section): Likewise.
10415 * object.cc (class Sized_relobj): Don't define Comdat_group or
10416 Comdat_group_table. Remove find_comdat_group and
10417 add_comdat_group. Remove comdat_groups_ field.
10418 * plugin.cc (include_comdat_group): Use
10419 Layout::find_or_add_kept_section.
10421 2009-02-28 Ian Lance Taylor <iant@google.com>
10423 * README: --gc-sections and map files are now supported. Document
10424 some build requirements.
10427 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10428 relocatable link set the value of the section symbol to zero.
10429 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10430 relocatable link don't include the section address in the local
10433 2009-02-27 Ian Lance Taylor <iant@google.com>
10436 * options.h (class Search_directory): Add is_system_directory.
10437 (class General_options): Declare is_in_system_directory.
10438 * options.cc (get_relative_sysroot): Make static.
10439 (get_default_sysroot): Make static.
10440 (General_optoins::is_in_system_directory): New function.
10441 * fileread.cc (Input_file::is_in_system_directory): New function.
10442 * fileread.h (class Input_file): Declare is_in_system_directory.
10443 * object.h (class Object): Add is_in_system_directory.
10444 (class Input_objects): Remove system_library_directory_ field.
10445 * object.cc (Input_objects::add_object): Don't set
10446 system_library_directory_.
10447 (input_objects::found_in_system_library_directory): Remove.
10448 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10449 parameter. Change all callers.
10450 (Symbol_table::sized_write_globals): Likewise.
10451 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10452 Call Object::is_in_system_directory.
10453 * symtab.h (class Symbol_table): Update declarations.
10456 * descriptors.h (Open_descriptor): Add is_on_stack field.
10457 * descriptors.cc (Descriptors::open): If the descriptor is on the
10458 top of the stack, remove it. Initialize is_on_stack field.
10459 (Descriptors::release): Only add pod to stack if it is not on the
10461 (Descriptors::close_some_descriptor): Clear stack_next and
10462 is_on_stack fields.
10465 * output.cc (Output_section::find_starting_output_address): Rename
10466 from starting_output_address; add PADDR parameter; change return
10468 * output.h (class Output_section): Declare
10469 find_starting_output_address instead of starting_output_address.
10470 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10471 section symbol for which we can't find a merge section.
10474 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10475 hidden or internal, force the symbol to be local.
10476 * resolve.cc (Symbol::override_visibility): Define.
10477 (Symbol::override_base): Use override_visibility.
10478 (Symbol_table::resolve): Likewise.
10479 (Symbol::override_base_with_special): Likewise.
10480 (Symbol_table::override_with_special): If the visibility is hidden
10481 or internal, force the symbol to be local.
10482 * symtab.h (class Symbol): Add set_visibility and
10483 override_visibility.
10484 * testsuite/ver_test_1.sh: New file.
10485 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10486 (check_DATA): Add ver_test_1.syms.
10487 (ver_test_1.syms): New target.
10488 * testsuite/Makefile.in: Rebuild.
10490 2009-02-25 Cary Coutant <ccoutant@google.com>
10492 * layout.cc (Layout::choose_output_section): Don't rename sections
10493 when using a linker script that has a SECTIONS clause.
10494 * Makefile.in: Regenerate.
10496 * testsuite/Makefile.am (script_test_5.sh): New test case.
10497 * testsuite/Makefile.in: Regenerate.
10498 * testsuite/script_test_5.cc: New file.
10499 * testsuite/script_test_5.sh: New file.
10500 * testsuite/script_test_5.t: New file.
10502 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10504 * archive.cc (Archive::include_member): Update calls to add_symbols.
10505 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10506 the Layout argument.
10507 * dynobj.h (do_add_symbols): Add the Layout argument.
10508 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10510 * object.h (Object::add_symbols): Add the Layout argument.
10511 (Object::do_add_symbols): Add the Layout argument.
10512 (Sized_relobj::do_add_symbols): Add the Layout argument.
10513 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10514 Unify the two versions.
10515 (Add_plugin_symbols): Remove.
10516 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10517 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10518 (Add_plugin_symbols): Remove.
10519 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10520 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10521 (Add_symbols::run): Make it work with Pulginobj.
10523 2009-02-06 Ian Lance Taylor <iant@google.com>
10525 * object.cc (Sized_relobj::do_layout): Make info message start
10526 with lower case letter.
10528 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10530 * binary.cc: Fix file comment.
10532 * options.h (enum Incremental_disposition): Define.
10533 (class General_options): Add new options: --incremental,
10534 --incremental_changed, --incremental_unchanged,
10535 --incremental_unknown. Add incremental_disposition_ and
10536 implicit_incremental_ fields.
10537 (General_options::incremental_disposition): New function.
10538 (class Position_dependent_options): Add incremental_disposition
10540 (Position_dependent_options::copy_from_options): Set incremental
10542 * options.cc (General_options::parse_incremental_changed): New
10544 (General_options::parse_incremental_unchanged): New function.
10545 (General_options::parse_incremental_unknown): New function.
10546 (General_options::General_options): Initialize new fields
10547 incremental_disposition_ and implicit_incremental_.
10548 (General_options::finalize): Check for uasge of --incremental-*
10549 without --incremental.
10551 2009-02-06 Chris Demetriou <cgd@google.com>
10553 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10554 pointer and to report location as the file name associated with
10556 (gold_undefined_symbol_at_location): New function to replace the
10557 old gold_undefined_symbol functionality.
10558 * target-reloc.h (relocate_section): Update to use
10559 gold_undefined_symbol_at_location.
10560 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10561 Call gold_undefined_symbol function rather than gold_error.
10562 * errors.h (Errors::undefined_symbol): Take location as a
10563 string, rather than calculating it from a relocation.
10564 * errors.cc (Errors::fatal): Print "fatal error:" before the
10566 (Errors::error, Errors::error_at_location): Print "error: "
10567 before the formatted message.
10568 (Errors::undefined_symbol): Take location as a string, rather
10569 than calculating it from a relocation.
10570 (gold_undefined_symbol_at_location): New function akin to
10571 old gold_undefined_symbol, calculates location from relocation.
10572 (gold_undefined_symbol): Change to take only a Symbol pointer
10573 and to report location as the file name associated with the symbol.
10574 * testsuite/debug_msg.sh: Update for changed error messages.
10575 * testsuite/undef_symbol.sh: Likewise.
10577 2009-02-04 Duncan Sands <baldrick@free.fr>
10580 * reduced_debug_output.h
10581 (Output_reduced_debug_abbrev_section::failed): Use format for
10583 (Output_reduced_debug_info_section::faild): Likewise.
10585 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10587 * script.cc (Lazy_demangler): New class.
10588 (Version_script_info::get_symbol_version_helper): Demangle a
10591 2009-01-29 Cary Coutant <ccoutant@google.com>
10593 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10595 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10597 2009-01-28 Ian Lance Taylor <iant@google.com>
10599 * version.cc (version_string): Bump to 1.9.
10601 * gold.h: Include <cstring> and <stdint.h>.
10602 * version.cc: Include <cstdio>.
10603 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10605 * reduced_debug_output.cc (insert_into_vector): Rename from
10606 Insert_into_vector; change all callers. Use Swap_unaligned to
10607 avoid aliasing issue; remove union since it is unnecessary.
10609 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10611 * Makefile.am (CCFILES): Add gc.cc.
10612 (HFILES): Add gc.h.
10613 * Makefile.in: Regenerate.
10614 * gold.cc (Gc_runner): New class.
10615 (queue_initial_tasks): Call garbage collection related tasks
10616 when corresponding options are invoked.
10617 (queue_middle_gc_tasks): New function.
10618 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10619 processed early before laying out sections during garbage collection.
10620 * gold.h (queue_middle_gc_tasks): New function.
10621 (is_prefix_of): Move from "layout.cc".
10622 * i386.cc (Target_i386::gc_process_relocs): New function.
10623 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10624 * main.cc (main): Create object of class "Garbage_collection".
10625 * object.cc (Relobj::copy_symbols_data): New function.
10626 (Relobj::is_section_name_included): New function.
10627 (Sized_relobj::do_layout): Allow this function to be called twice
10628 during garbage collection and defer layout of section during the
10630 * object.h (Relobj::get_symbols_data): New function.
10631 (Relobj::is_section_name_included): New function.
10632 (Relobj::copy_symbols_data): New function.
10633 (Relobj::set_symbols_data): New function.
10634 (Relobj::get_relocs_data): New function.
10635 (Relobj::set_relocs_data): New function.
10636 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10637 (Relobj::gc_process_relocs): New function.
10638 (Relobj::do_gc_process_relocs): New pure virtual function.
10639 (Relobj::sd_): New data member.
10640 (Sized_relobj::is_output_section_offset_invalid): New function.
10641 (Sized_relobj::do_gc_process_relocs): New function.
10642 * options.h (General_options::gc_sections): Modify to not be a no-op.
10643 (General_options::print_gc_sections): New option.
10644 * plugin.cc (Plugin_finish::run): Remove function call to
10645 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10646 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10647 * reloc.cc (Read_relocs::run): Add task to process relocs and
10648 determine unreferenced sections when doing garbage collection.
10649 (Gc_process_relocs): New class.
10650 (Sized_relobj::do_gc_process_relocs): New function.
10651 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10652 sections that are garbage collected.
10653 * reloc.h (Gc_process_relocs): New class.
10654 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10655 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10656 symbols whose corresponding sections are garbage collected.
10657 (Symbol_table::Symbol_table): Add new parameter for the garbage
10659 (Symbol_table::gc_mark_undef_symbols): New function.
10660 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10661 (Symbol_table::gc_mark_dyn_syms): New function.
10662 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10664 (Symbol_table::add_from_object): Likewise.
10665 (Symbol_table::add_from_relobj): When building shared objects, do not
10666 treat externally visible symbols as garbage.
10667 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10668 table information for static and relocatable links.
10669 * symtab.h (Symbol_table::set_gc): New function.
10670 (Symbol_table::gc): New function.
10671 (Symbol_table::gc_mark_undef_symbols): New function.
10672 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10673 (Symbol_table::gc_mark_dyn_syms): New function.
10674 (Symbol_table::gc_): New data member.
10675 * target.h (Sized_target::gc_process_relocs): New pure virtual
10677 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10678 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10680 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10682 * options.h (General_options::gc_sections): Define as a no-op for now.
10683 (General_options::no_keep_memory): Ditto.
10684 (General_options::Bshareable): Define.
10685 * options.cc (General_options::finalize): Honor -Bshareable.
10687 2009-01-20 Andreas Schwab <schwab@suse.de>
10689 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10690 read the value in the contents, since we don't use it. Use the
10691 template endianness when writing.
10692 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10694 2009-01-19 Andreas Schwab <schwab@suse.de>
10696 * configure.tgt (powerpc64-*): Fix targ_obj.
10698 2009-01-15 Ian Lance Taylor <iant@google.com>
10700 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10701 local symbols when stripping all symbols.
10703 2009-01-14 Cary Coutant <ccoutant@google.com>
10705 * output.cc (Output_reloc): Add explicit instantiations.
10707 2009-01-14 Cary Coutant <ccoutant@google.com>
10709 * archive.cc (Archive::get_elf_object_for_member): Remove call
10710 to File_read::claim_for_plugin.
10711 * descriptors.cc (Descriptors::open): Remove reference to
10713 (Descriptors::claim_for_plugin): Remove.
10714 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10715 (Descriptors::is_claimed): Remove.
10716 (claim_descriptor_for_plugin): Remove.
10717 * fileread.cc (File_read::claim_for_plugin): Remove.
10718 * fileread.h (File_read::claim_for_plugin): Remove.
10719 (File_read::descriptor): Reopen descriptor if necessary.
10720 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10721 (Plugin_manager::all_symbols_read): Add task parameter. Change
10723 (Plugin_manager::get_input_file): New function.
10724 (Plugin_manager::release_input_file): New function.
10725 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10726 corresponding data member.
10727 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10728 and pass to base constructor. Change all callers.
10729 (get_input_file, release_input_file): New functions.
10730 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10731 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10732 (Plugin_manager::all_symbols_read): Add task parameter.
10733 (Plugin_manager::get_input_file): New function.
10734 (Plugin_manager::release_input_file): New function.
10735 (Plugin_manager::task_): New data member.
10736 (Pluginobj::Pluginobj): Add filesize parameter.
10737 (Pluginobj::filename): New function.
10738 (Pluginobj::descriptor): New function.
10739 (Pluginobj::filesize): New function.
10740 (Pluginobj::filesize_): New data member.
10741 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10742 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10743 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10745 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10746 with archive libraries.
10747 * testsuite/Makefile.in: Regenerate.
10748 * testsuite/plugin_test.c (struct sym_info): New type.
10749 (get_input_file, release_input_file): New static variables.
10750 (onload): Capture new transfer vector entries.
10751 (claim_file_hook): Stop reading at end of file according to filesize.
10752 Factor out parsing of readelf output into separate function.
10753 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10754 APIs and get the source file name from the symbol table. Convert
10755 source file name to corresponding object file name. Print info
10756 message when adding new input files.
10757 (parse_readelf_line): New function.
10758 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10759 * testsuite/plugin_test_2.sh: Likewise.
10760 * testsuite/plugin_test_3.sh: Likewise.
10761 * testsuite/plugin_test_4.sh: New test case.
10763 2009-01-07 Ian Lance Taylor <iant@google.com>
10765 * version.cc (version_string): Bump to 1.8.
10767 2008-12-23 Cary Coutant <ccoutant@google.com>
10769 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10770 * plugin.cc (Plugin_manager::finish): Rename as
10771 layout_deferred_objects. Move cleanup to separate function.
10772 (Plugin_manager::cleanup): New function.
10773 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10775 * plugin.h (Plugin_manager::finish): Rename as
10776 layout_deferred_objects.
10777 (Plugin_manager::cleanup): New function.
10778 (Plugin_manager::cleanup_done): New field.
10780 2008-12-23 Cary Coutant <ccoutant@google.com>
10782 * plugin.cc (is_visible_from_outside): New function.
10783 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10784 so we don't return "IR only" status for exported symbols or -r links.
10786 * testsuite/Makefile.am (plugin_test_3): New test case.
10787 * testsuite/Makefile.in: Regenerate.
10788 * testsuite/plugin_test_3.sh: New file.
10790 2008-12-22 Cary Coutant <ccoutant@google.com>
10792 * object.cc (Sized_relobj::layout_section): New function.
10793 (Sized_relobj::do_layout): Defer layout of input sections until after
10794 plugin has provided replacement files.
10795 (Sized_relobj::do_layout_deferred_sections): New function.
10796 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10797 (Relobj::layout_deferred_sections): New function.
10798 (Relobj::do_layout_deferred_sections): New function.
10799 (Sized_relobj::do_layout_deferred_sections): New function.
10800 (Sized_relobj::layout_section): New function.
10801 (Sized_relobj::Deferred_layout): New structure.
10802 (Sized_relobj::deferred_layout_): New field.
10803 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10804 Change all callers. Layout deferred sections.
10805 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10807 (Plugin_hook::run): Move code from do_plugin_hook inline.
10808 (Plugin_hook::do_plugin_hook): Remove.
10809 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10810 (Plugin_manager::finish): Renamed, was cleanup.
10811 (Plugin_manager::should_defer_layout): New function.
10812 (Plugin_manager::add_deferred_layout_object): New function.
10813 (Plugin_manager::Deferred_layout_list): New type.
10814 (Plugin_manager::deferred_layout_objects_): New field.
10815 (Plugin_hook::do_plugin_hook): Remove.
10817 2008-12-17 Ian Lance Taylor <iant@google.com>
10819 * options.h (class General_options): Add --no case for
10822 2008-12-16 Cary Coutant <ccoutant@google.com>
10824 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10826 (Plugin_manager::claim_file): Create plugin object even if
10827 plugin did not call the add_symbols callback.
10828 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10829 asking for more symbols than were added.
10830 * testsuite/Makefile.am (plugin_test_1): Add test case with
10832 (empty.syms): New target.
10833 * testsuite/Makefile.in: Regenerate.
10834 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10835 message. Don't call add_symbols if no globals.
10836 (all_symbols_read_hook): Don't provide replacement for empty
10839 2008-12-12 Ian Lance Taylor <iant@google.com>
10841 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10842 r_type == 0 for a local symbol with r_sym == 0.
10843 (scan_relocatable_relocs): Pass r_sym to
10844 local_non_section_strategy.
10845 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10848 * configure.ac: Update test for TLS descriptors: they are
10849 supported as of glibc 2.9.
10850 * configure: Rebuild.
10852 2008-12-11 Ian Lance Taylor <iant@google.com>
10855 * target-reloc.h (Default_scan_relocatable_relocs): For each
10856 function, map r_type == 0 to RELOC_DISCARD.
10858 2008-12-10 Cary Coutant <ccoutant@google.com>
10860 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10861 object to override a kept COMDAT group from a plugin object.
10863 2008-12-09 Ian Lance Taylor <iant@google.com>
10866 * yyscript.y (file_cmd): Handle INPUT.
10868 * testsuite/initpri1.c: Change all declarations to be full
10869 prototypes by adding void, to avoid compiler warnings.
10871 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10873 * options.cc (General_options::parse_plugin_opt): New.
10874 (General_options::add_plugin): The argument now is just the filename.
10875 (General_options::add_plugin_option): New.
10876 * options.h (plugin_opt): New.
10877 (add_plugin): Change argument name.
10878 (add_plugin_option): New.
10879 * plugin.cc (Plugin::load): Don't parse the plugin option.
10880 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10881 (Plugin::add_option): New.
10882 (Plugin::args_): Change type.
10883 (Plugin::filename_): New.
10884 (Plugin_manager::add_plugin_option): New.
10885 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10886 * testsuite/Makefile.in: Regenerate.
10888 2008-12-05 Cary Coutant <ccoutant@google.com>
10890 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10891 Handle --strip-lto-sections option.
10892 * options.h (strip_lto_sections): New option.
10894 2008-12-01 Cary Coutant <ccoutant@google.com>
10896 * plugin.cc (ld_plugin_message): Change format parameter to const.
10897 Fix mismatch between new[] and delete.
10899 2008-11-14 Cary Coutant <ccoutant@google.com>
10901 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10904 2008-11-05 Craig Silverstein <csilvers@google.com>
10906 * options.cc (General_options::parse_dynamic_list): New function.
10907 * options.h (General_options): New flags dynamic_list,
10908 dynamic_list_data, dynamic_list_cpp_new, and
10909 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10910 (General_options::in_dynamic_list): New function.
10911 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10912 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10913 (Lex::can_continue_name): Likewise.
10915 (read_script_file): New parameter script_options.
10916 (read_dynamic_list): New function.
10917 (Script_options::define_dynamic_list): New function.
10918 (dynamic_list_keyword_parsecodes): New variable.
10919 (dynamic_list_keywords): New variable.
10920 * script.h (Script_options::define_dynamic_list): New function
10922 (read_dynamic_list): New function prototype.
10923 * symtab.cc (strprefix): New macro.
10924 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10925 dynamic_list_data, dynamic_list_cpp_new, and
10926 dynamic_list_cpp_typeinfo.
10927 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10928 (dynamic_list_expr): New rule.
10929 (dynamic_list_nodes): Likewise.
10930 (dynamic_list_node): Likewise.
10931 * testsuite/Makefile.am (dynamic_list): New test.
10932 * testsuite/Makefile.in: Regenerated.
10933 * testsuite/dynamic_list.t: New file.
10934 * testsuite/dynamic_list.sh: New file.
10936 2008-11-05 Craig Silverstein <csilvers@google.com>
10938 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10939 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10940 (t11_last): Likewise.
10941 * testsuite/ver_test_6.c (main): Likewise.
10943 2008-10-07 Cary Coutant <ccoutant@google.com>
10945 * options.c (General_options::finalize): Add check for -static and
10947 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10950 2008-10-02 Cary Coutant <ccoutant@google.com>
10952 * plugin.cc (make_sized_plugin_object): Fix conditional
10953 compilation to work when not all targets are enabled.
10955 2008-09-29 Cary Coutant <ccoutant@google.com>
10957 * archive.cc (Archive::get_file_and_offset): Use filename instead
10958 of name to get library path.
10959 (Archive::include_member): Unlock external member of a thin archive.
10961 * testsuite/Makefile.am (TEST_AR): New variable.
10962 (thin_archive_test_1): New test.
10963 (thin_archive_test_2): New test.
10964 * testsuite/Makefile.in: Regenerate.
10965 * testsuite/thin_archive_main.cc: New file.
10966 * testsuite/thin_archive_test_1.cc: New file.
10967 * testsuite/thin_archive_test_2.cc: New file.
10968 * testsuite/thin_archive_test_3.cc: New file.
10969 * testsuite/thin_archive_test_4.cc: New file.
10971 2008-09-29 Cary Coutant <ccoutant@google.com>
10973 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10974 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10976 (Sized_relobj::do_finalize_local_symbols): Likewise.
10977 (Sized_relobj::map_to_kept_section): Likewise.
10978 * object.h (Sized_relobj::invalid_address): New constant.
10979 (Sized_relobj::do_output_section_offset): Check for invalid_address
10981 * output.cc (Output_reloc::local_section_offset): Use constant
10982 invalid_address instead of -1U.
10983 (Output_reloc::get_address): Likewise.
10984 (Output_section::output_address): Change -1U to -1ULL.
10985 * output.h (Output_reloc::invalid_address): New constant.
10986 * reloc.cc (Sized_relobj::write_sections): Use constant
10987 invalid_address instead of -1U.
10988 (Sized_relobj::relocate_sections): Likewise.
10989 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10990 values for merge sections.
10991 * target-reloc.h (relocate_for_relocatable): Use constant
10992 invalid_address instead of -1U.
10994 2008-09-19 Cary Coutant <ccoutant@google.com>
10996 Add plugin functionality for link-time optimization (LTO).
10997 * configure.ac (plugins): Add --enable-plugins option.
10998 * configure: Regenerate.
10999 * config.in: Regenerate.
11000 * Makefile.am (LIBDL): New variable.
11001 (CCFILES): Add plugin.cc.
11002 (HFILES): Add plugin.h.
11003 (ldadd_var): Add LIBDL.
11004 * Makefile.in: Regenerate.
11006 * archive.cc: Include "plugin.h".
11007 (Archive::setup): Don't preread archive symbols when using a plugin.
11008 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11009 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11011 (Archive::include_member): Add symbols from plugin objects.
11012 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11013 * descriptors.cc (Descriptors::open): Check for file descriptors
11014 abandoned by plugins.
11015 (Descriptors::claim_for_plugin): New function.
11016 * descriptors.h (Descriptors::claim_for_plugin): New function.
11017 (Open_descriptor::is_claimed): New field.
11018 (claim_descriptor_for_plugin): New function.
11019 * fileread.cc (File_read::claim_for_plugin): New function.
11020 * fileread.h (File_read::claim_for_plugin): New function.
11021 (File_read::descriptor): New function.
11022 * gold.cc: Include "plugin.h".
11023 (queue_initial_tasks): Add task to call plugin hooks for generating
11025 * main.cc: Include "plugin.h".
11026 (main): Load plugin libraries.
11027 * object.h (Pluginobj): Declare.
11028 (Object::pluginobj): New function.
11029 (Object::do_pluginobj): New function.
11030 (Object::set_target): New function.
11031 * options.cc: Include "plugin.h".
11032 (General_options::parse_plugin): New function.
11033 (General_options::General_options): Initialize plugins_ field.
11034 (General_options::add_plugin): New function.
11035 * options.h (Plugin_manager): Declare.
11036 (General_options): Add --plugin option.
11037 (General_options::has_plugins): New function.
11038 (General_options::plugins): New function.
11039 (General_options::add_plugin): New function.
11040 (General_options::plugins_): New field.
11041 * plugin.cc: New file.
11042 * plugin.h: New file.
11043 * readsyms.cc: Include "plugin.h".
11044 (Read_symbols::do_read_symbols): Check for archive before checking
11045 for ELF file. Call plugin hooks to claim files.
11046 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11047 from a real object file; force override when processing replacement
11049 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11050 (Symbol::init_base_object): Likewise.
11051 (Symbol::init_base_output_data): Likewise.
11052 (Symbol::init_base_output_segment): Likewise.
11053 (Symbol::init_base_constant): Likewise.
11054 (Symbol::init_base_undefined): Likewise.
11055 (Symbol::output_section): Assert that object is not a plugin.
11056 (Symbol_table::add_from_pluginobj): New function.
11057 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11059 (Symbol_table::sized_write_globals): Likewise.
11060 (Symbol_table::add_from_pluginobj): Instantiate template.
11061 * symtab.h (Sized_pluginobj): Declare.
11062 (Symbol::in_real_elf): New function.
11063 (Symbol::set_in_real_elf): New function.
11064 (Symbol::in_real_elf_): New field.
11065 (Symbol_table::add_from_pluginobj): New function.
11067 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11068 (LIBDL): New variable.
11069 (LDADD): Add LIBDL.
11070 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11071 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11072 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11073 (MOSTLYCLEANFILES): Likewise.
11074 * testsuite/Makefile.in: Regenerate.
11075 * testsuite/plugin_test.c: New file.
11076 * testsuite/plugin_test_1.sh: New file.
11077 * testsuite/plugin_test_2.sh: New file.
11079 2008-09-16 Ian Lance Taylor <iant@google.com>
11081 * target-reloc.h (relocate_section): Check whether a symbol is
11082 defined by the ABI before reporting an undefined symbol error.
11083 * target.h (Target::is_defined_by_abi): Make parameter const.
11084 (Target::do_is_defined_by_abi): Likewise.
11085 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11086 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11087 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11088 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11089 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11090 * testsuite/Makefile.in: Rebuild.
11092 * fileread.cc (make_view): Add casts to avoid warning.
11094 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11096 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11097 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11099 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11101 * options.h (General_options::output_is_executable): New.
11102 (General_options::output_is_pie): New.
11103 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11104 for shared libraries.
11105 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11107 2008-09-11 Chris Demetriou <cgd@google.com>
11109 * options.h (origin): New -z option.
11110 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11111 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11114 2008-09-05 Cary Coutant <ccoutant@google.com>
11116 * fileread.cc (File_read::make_view): Add check for attempt to map
11117 beyond end of file.
11119 2008-09-05 Cary Coutant <ccoutant@google.com>
11121 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11122 explicit instantiations.
11124 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11127 * options.cc (General_options::finalize): Allow undefined symbols
11128 in shlibs if linking -shared.
11131 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11132 symbols as not needing a dynsym entry.
11134 2008-08-20 Craig Silverstein <csilvers@google.com>
11136 * fileread.cc (File_read::open): Do not lock the file unless it
11137 was successfully opened.
11139 2008-08-14 Cary Coutant <ccoutant@google.com>
11141 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11142 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11143 * testsuite/tls_test.cc (struct int128): 128-bit struct
11144 for testing TLS relocs with non-zero addend.
11145 (v12): New TLS variable.
11147 (t_last): Add check for v12.
11148 * testsuite/tls_test.h (t12): New function.
11149 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11151 2008-08-13 Ian Lance Taylor <iant@google.com>
11153 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11154 set tls_segment_ or relro_segment_.
11155 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11157 * output.h (Output_section::clear_is_relro): New function.
11158 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11159 sections specially even when output_data_ is empty.
11160 (Output_segment::maximum_alignment): When first section is relro,
11161 only force alignment for PT_LOAD segments.
11162 * script.cc (script_data_segment_align): New function.
11163 (script_data_segment_relro_end): New function.
11164 * script-c.h (script_data_segment_align): Declare.
11165 (script_data_segment_relro_end): Declare.
11166 * script-sections.h (class Script_sections): Declare
11167 data_segment_align and data_segment_relro_end. Add fields
11168 segment_align_index_ and saw_relro_end_.
11169 * script-sections.cc (class Sections_element): Add set_is_relro
11170 virtual function. Add new bool* parameter to place_orphan_here.
11171 Add get_output_section virtual function.
11172 (class Output_section_definition): Add set_is_relro. Add new
11173 bool* parameter to place_orphan_here. Add get_output_section.
11174 Add is_relro_ field.
11175 (Output_section_definition::Output_section_definition): Initialize
11176 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11177 and is_relro_ fields.
11178 (Output_section_definition::place_orphan_here): Add is_relro
11180 (Output_section_definition::set_section_addresses): Set relro for
11182 (Output_section_definition::alternate_constraint): Likewise.
11183 (class Orphan_output_section): Add new bool* parameter to
11184 place_orphan_here. Add get_output_section.
11185 (Orphan_output_section::place_orphan_here): Add is_relro
11187 (Script_sections::Script_sections): Initialize
11188 data_segment_align_index_ and saw_relro_end_.
11189 (Script_sections::data_segment_align): New function.
11190 (Script_sections::data_segment_relro_end): New function.
11191 (Script_sections::place_orphan): Set or clear is_relro.
11192 (Script_sections::set_section_addresses): Force alignment of first
11194 * yyscript.y (exp): Call script_data_segment_align and
11195 script_data_segment_relro_end.
11196 * testsuite/relro_script_test.t: New file.
11197 * testsuite/relro_test.cc (using_script): Declare.
11198 (t1, t2): Test using_script.
11199 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11200 (relro_script_test_SOURCES): Define.
11201 (relro_script_test_DEPENDENCIES): Define.
11202 (relro_script_test_LDFLAGS): Define.
11203 (relro_script_test_LDADD): Define.
11204 (relro_script_test.so): New target.
11205 * testsuite/Makefile.in: Rebuild.
11207 2008-08-06 Cary Coutant <ccoutant@google.com>
11209 * archive.cc (Archive::total_archives, Archive::total_members)
11210 (Archive::total_members_loaded): New variables.
11211 (Archive::setup): Add parameter. Add option to preread
11213 (Archive::read_armap): Add counter.
11214 (Archive::get_file_and_offset): New function.
11215 (Archive::get_elf_object_for_member): New function.
11216 (Archive::read_all_symbols): New function.
11217 (Archive::read_symbols): New function.
11218 (Archive::add_symbols): Add counters.
11219 (Archive::include_all_members): Use armap to find members if it's
11221 (Archive::include_member): Skip reading symbols if already read.
11222 Factored code into Archive::get_file_and_offset and
11223 Archive::get_elf_object_for_member. Changed call to
11224 Mapfile::report_include_archive_member.
11225 (Archive::print_stats): New function.
11226 * archive.h: Declare Object and Read_symbols_data classes.
11227 (Archive::Archive): Add initializers for new members.
11228 (Archive::setup): Add parameter.
11229 (Archive::print_stats): New function.
11230 (Archive::total_archives, Archive::total_members)
11231 (Archive::total_members_loaded): New variables.
11232 (Archive::get_file_and_offset): New function.
11233 (Archive::get_elf_object_for_member): New function.
11234 (Archive::read_all_symbols): New function.
11235 (Archive::read_symbols): New function.
11236 (Archive::Archive_member): New class.
11237 (Archive::members_): New member.
11238 (Archive::num_members_): New member.
11239 * main.cc: Include archive.h.
11240 (main): Call Archive::print_stats.
11241 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11242 archive parameter; member_name is now the fully-decorated name.
11243 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11244 * options.h: (General_options): Add --preread-archive-symbols option.
11245 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11248 2008-08-04 Ian Lance Taylor <iant@google.com>
11250 * symtab.h (Symbol::use_plt_offset): New function.
11251 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11252 * powerpc.cc (Relocate::relocate): Likewise.
11253 * sparc.cc (Relocate::relocate): Likewise.
11254 * x86_64.cc (Relocate::relocate): Likewise.
11255 * testsuite/weak_plt.sh: New test.
11256 * testsuite/weak_plt_main.cc: New test.
11257 * testsuite/weak_plt_shared.cc: New test.
11258 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11259 (check_PROGRAMS): Add weak_plt.
11260 (check_DATA): Add weak_plt_shared.so.
11261 (weak_plt_main_pic.o, weak_plt): New targets.
11262 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11263 * testsuite/Makefile.in: Rebuild.
11265 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11267 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11268 * testsuite/Makefile.in: Rebuild.
11270 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11272 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11273 * Makefile.in: Regenerate.
11274 * po/POTFILES.in: Regenerate.
11276 2008-07-29 Ian Lance Taylor <iant@google.com>
11278 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11279 symbols before other symbols.
11280 * testsuite/script_test_2.cc (test_addr): Declare.
11281 (test_addr_alias): Declare.
11282 (main): Check that test_addr and test_addr_alias have the right
11284 * testsuite/script_test_2.t: Define test_addr_alias and
11287 2008-07-24 Ian Lance Taylor <iant@google.com>
11290 * descriptors.cc: New file.
11291 * descriptors.h: New file.
11292 * gold-threads.h (class Hold_optional_lock): New class.
11293 * fileread.cc: Include "descriptors.h".
11294 (File_read::~File_read): Release descriptor rather than closing
11296 (File_read::open) [file]: Call open_descriptor rather than open.
11297 Set is_descriptor_opened_.
11298 (File_read::open) [memory]: Assert that descriptor is not open.
11299 (File_read::reopen_descriptor): New function.
11300 (File_read::release): Release descriptor.
11301 (File_read::do_read): Make non-const. Reopen descriptor.
11302 (File_read::read): Make non-const.
11303 (File_read::make_view): Reopen descriptor.
11304 (File_read::do_readv): Likewise.
11305 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11306 Update declarations.
11307 * layout.cc: Include "descriptors.h".
11308 (Layout::create_build_id): Use open_descriptor rather than open.
11309 * output.cc: Include "descriptors.h".
11310 (Output_file::open): Use open_descriptor rather than open.
11311 * archive.cc (Archive::const_iterator): Change Archive to be
11313 (Archive::begin, Archive::end): Make non-const.
11314 (Archive::count_members): Likewise.
11315 * archive.h (class Archive): Update declarations.
11316 * object.h (Object::read): Make non-const.
11317 * Makefile.am (CCFILES): Add descriptors.cc.
11318 (HFILES): Add descriptors.h.
11319 * Makefile.in: Rebuild.
11322 * gold.h: Always include <clocale>. Add Solaris workarounds
11323 following code in binutils/sysdep.h.
11326 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11327 this->eh_frame_hdr_ is NULL before using it.
11329 * dynobj.cc (Versions::Versions): Update comment.
11331 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11332 the base version name.
11334 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11335 array size plus one.
11336 (Stringpool_template::set_string_offsets): Subtract one from key
11337 before using it as an array index.
11338 (Stringpool_template::get_offset_with_length): Likewise.
11339 (Stringpool_template::write_to_buffer): Likewise.
11340 * stringpool.h (Stringpool_template::get_offset_from_key):
11343 2008-07-23 Ian Lance Taylor <iant@google.com>
11346 * object.h (Merged_symbol_value::value): Do our best to handle a
11350 * script.cc (Version_script_info::get_versions): Don't add empty
11351 version tag to return value.
11352 (Version_script_info::get_symbol_version_helper): Change return
11353 type to bool. Add pversion parameter. Change all callers.
11354 (script_register_vers_node): Don't require a non-NULL tag.
11355 * script.h (class Version_script_info): Update declarations.
11356 (Version_script_info::get_symbol_version): Change return type to
11357 bool. Add version parameter. Change all callers.
11358 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11359 handling. Handle an empty version from a version script.
11360 (Symbol_table::define_special_symbol): Likewise.
11361 * testsuite/ver_test_10.script: New file.
11362 * testsuite/ver_test_10.sh: New file.
11363 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11364 (check_DATA): Add ver_test_10.syms.
11365 (ver_test_10.syms, ver_test_10.so): New target.
11366 * testsuite/Makefile.in: Rebuild.
11368 2008-07-23 Simon Baldwin <simonb@google.com>
11370 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11371 to zero for undefined symbols from dynamic libraries.
11373 2008-07-23 Ian Lance Taylor <iant@google.com>
11375 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11376 Change all callers.
11377 * symtab.h (class Symbol_table): Update declaration.
11378 * testsuite/ver_test_9.cc: New file.
11379 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11380 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11381 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11382 (ver_test_9.so, ver_test_9.o): New targets.
11383 * testsuite/Makefile.in: Rebuild.
11385 2008-07-22 Ian Lance Taylor <iant@google.com>
11387 * options.h (class General_options): Define --check-sections.
11388 * layout.cc (Layout::set_segment_offsets): Handle
11391 * options.h (class General_options): Define -n/--nmagic and
11393 * options.cc (General_options::finalize): For -n/--nmagic or
11394 -N/--omagic, set -static.
11395 * layout.cc (Layout::attach_allocated_section_to_segment): If
11396 -N/--omagic, don't put read-only and read-write sections in
11397 different segments.
11398 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11399 finding a read-only segment.
11400 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11401 don't set the minimum segment alignment to the common page size,
11402 and don't set the file offset to the address modulo the page size.
11403 * script-sections.cc (Script_sections::create_segments): If
11404 -n/--omagic, don't put read-only and read-write sections in
11405 different segments.
11407 * cref.cc: New file.
11408 * cref.h: New file.
11409 * options.h (class General_options): Add --print-symbol-counts.
11410 * main.cc (main): Issue defined symbol report if requested.
11411 * archive.cc (Archive::interpret_header): Make into a const member
11413 (Archive::add_symbols): Call Input_objects::archive_start and
11415 (Archive::const_iterator): Define new class.
11416 (Archive::begin, Archive::end): New functions.
11417 (Archive::include_all_members): Rewrite to use iterator.
11418 (Archive::count_members): New function.
11419 * archive.h (class Archive): Update declarations.
11420 (Archive::filename): New function.
11421 * object.cc: Include "cref.h".
11422 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11423 (Sized_relobj::do_get_global_symbol_counts): New function.
11424 (Input_objects::add_object): Add object to cross-referencer.
11425 (Input_objects::archive_start): New function.
11426 (Input_objects::archive_stop): New function.
11427 (Input_objects::print_symbol_counts): New function.
11428 * object.h: Declare Cref and Archive.
11429 (Object::get_global_symbol_counts): New function.
11430 (Object::do_get_global_symbol_counts): New pure virtual function.
11431 (class Sized_relobj): Add defined_count_ field. Update
11433 (class Input_objects): Add cref_ field. Update constructor.
11434 Update declarations.
11435 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11437 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11439 (Sized_dynobj::do_get_global_symbol_counts): New function.
11440 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11441 defined_count_. Update declarations. Define Symbols typedef.
11442 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11443 parameter. Change all callers.
11444 (Symbol_table::add_from_dynobj): Add sympointers and defined
11445 parameters. Change all callers.
11446 * symtab.h (class Symbol_table): Update declarations.
11447 * Makefile.am (CCFILES): Add cref.cc.
11448 (HFILES): Add cref.h.
11449 * Makefile.in: Rebuild.
11451 2008-07-22 Simon Baldwin <simonb@google.com>
11453 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11454 to zero when writing undefined symbols.
11456 2008-07-22 Ian Lance Taylor <iant@google.com>
11458 * output.cc (Output_section::add_input_section): Don't try to
11459 merge empty merge sections.
11461 2008-07-21 Craig Silverstein <csilvers@google.com>
11463 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11464 Include symbol version in error message.
11466 2008-07-20 Chris Demetriou <cgd@google.com>
11468 * configure.ac (gold_cv_c_random_seed): New configured variable.
11469 (RANDOM_SEED_CFLAGS): New substituted variable.
11470 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11471 * configure: Rebuild.
11472 * Makefile.in: Likewise.
11473 * testsuite/Makefile.in: Likewise.
11475 2008-07-18 Ian Lance Taylor <iant@google.com>
11477 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11478 where we see NAME/NULL and NAME/VERSION as separate symbols.
11479 * testsuite/ver_test_main.cc (main): Call t4.
11480 (t4, t4_2a): Define.
11481 * testsuite/ver_test_2.cc (t4_2): Define.
11482 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11483 * testsuite/ver_test_4.cc (t4_2a): Define.
11484 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11485 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11487 2008-07-17 Ian Lance Taylor <iant@google.com>
11489 * dynobj.cc (Versions::add_def): If we give an error about a
11490 missing version, go ahead and create the version anyhow.
11492 2008-07-10 Ian Lance Taylor <iant@google.com>
11494 Handle output sections with more than 0x7fffffff bytes.
11495 * object.h (class Relobj): Change map_to_output_ to
11496 output_sections_, and just keep a section pointer. Change all
11497 uses. Move comdat group support to Sized_relobj.
11498 (Relobj::is_section_specially_mapped): Remove.
11499 (Relobj::output_section): Remove poff parameter. Change all
11501 (Relobj::output_section_offset): New function.
11502 (Relobj::set_section_offset): Rewrite.
11503 (Relobj::map_to_output): Remove.
11504 (Relobj::output_sections): New function.
11505 (Relobj::do_output_section_offset): New pure virtual function.
11506 (Relobj::do_set_section_offset): Likewise.
11507 (class Sized_relobj): Add section_offsets_ field. Add comdat
11508 group support from Relobj. Update declarations.
11509 (Sized_relobj::get_output_section_offset): New function.
11510 (Sized_relobj::do_output_section_offset): New function.
11511 (Sized_relobj::do_set_section_offset): New function.
11512 * object.cc (Relobj::output_section_address): Remove.
11513 (Sized_relobj::Sized_relobj): Initialize new fields.
11514 (Sized_relobj::include_section_group): Cast find_kept_object to
11516 (Sized_relobj::include_linkonce_section): Likewise.
11517 (Sized_relobj::do_layout): Use separate arrays for output section
11519 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11521 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11522 output_sections and section_offsets.
11523 (Sized_relobj::write_local_symbols): Likewise.
11524 (map_to_kept_section): Compute output address directly.
11525 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11526 output_sections and section_offsets.
11527 (Sized_relobj::write_sections): Likewise.
11528 (Sized_relobj::relocate_sections): Likewise.
11529 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11530 * output.h (class Output_reloc): Update declarations. Change
11531 u2_.relobj to Sized_relobj*.
11532 (class Output_data_reloc): Change add functions to use
11534 * output.cc (Output_reloc::Output_reloc): Change relobj to
11536 (Output_reloc::local_section_offset): Change return type to
11537 Elf_Addr. Use get_output_section_offset.
11538 (Output_reloc::get_address): Likewise.
11539 (Output_section::is_input_address_mapped): Don't call
11540 is_section_specially_mapped.
11541 (Output_section::output_offset): Likewise.
11542 (Output_section::output_address): Likewise.
11543 (Output_section::starting_output_address): Likewise.
11544 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11545 parameter to Sized_relobj*.
11546 (Copy_relocs::need_copy_reloc): Likewise.
11547 (Copy_relocs::save): Likewise.
11548 * copy-relocs.h (class Copy_relocs): Update declarations.
11549 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11550 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11551 * target-reloc.h (relocate_for_relocatable): Change
11552 offset_in_output_section type to Elf_Addr. Change code that uses
11554 * layout.cc (Layout::layout): Always set *off.
11555 * mapfile.cc (Mapfile::print_input_section): Use
11556 output_section_offset.
11557 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11559 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11560 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11561 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11563 2008-07-03 Ian Lance Taylor <iant@google.com>
11565 * layout.cc (Layout::include_section): Do not discard unrecognized
11566 SHT_STRTAB sections.
11568 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11570 * script.cc (Lex::can_continue_name): Make '?' allowable in
11571 version-script names.
11572 * testsuite/version_script.map: Change glob pattern to use '?'
11574 2008-06-30 Manish Singh <yosh@gimp.org>
11577 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11580 2008-06-30 Ian Lance Taylor <iant@google.com>
11584 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11585 versions]: Don't try to read the value in the contents, since we
11586 don't use it. Use the template endianness when writing.
11588 2008-06-25 Cary Coutant <ccoutant@google.com>
11590 * fileread.cc (File_read::make_view): Assert on zero-length view.
11591 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11592 symbol table when there are no symbols to read.
11594 2008-06-23 Craig Silverstein <csilvers@google.com>
11596 * version.cc (version_string): Bump to 1.7
11598 2008-06-18 Craig Silverstein <csilvers@google.com>
11600 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11601 constant 0xFFFF to type Valtype.
11602 (Powerpc_relocate_functions::rel16_ha): Likewise.
11604 2008-06-17 Ian Lance Taylor <iant@google.com>
11606 * output.h (Output_section::Input_section): Initialize p2align_ to
11607 zero for Output_section_data constructors.
11608 (Output_section::Input_section::addralign): If not an input
11609 section, return the alignment of the Output_section_data.
11610 * testsuite/copy_test.cc: New file.
11611 * testsuite/copy_test_1.cc: New file.
11612 * testsuite/copy_test_2.cc: New file.
11613 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11614 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11615 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11616 (copy_test_1_pic.o, copy_test_1.so): New targets.
11617 (copy_test_2_pic.o, copy_test_2.so): New targets.
11618 * testsuite/Makefile.in: Rebuild.
11620 * script-sections.cc (Script_sections::place_orphan): Initialize
11621 local variable exact.
11623 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11625 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11627 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11628 David S. Miller <davem@davemloft.net>
11630 * powerpc.cc: New file.
11631 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11632 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11633 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11634 * Makefile.in: Rebuild.
11636 2008-06-09 Ian Lance Taylor <iant@google.com>
11638 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11640 (throwing, orig_terminate): New static variables.
11641 (terminate_handler): New static function.
11642 (t2): Set terminate handler.
11644 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11647 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11650 2008-05-30 Cary Coutant <ccoutant@google.com>
11652 * archive.cc (Archive::include_all_members) Correct to step
11653 over symbol table and extended name table in thin archives.
11655 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11658 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11661 2008-05-28 Caleb Howe <cshowe@google.com>
11663 * reduced_debug_output.cc: New file.
11664 * reduced_debug_output.h: New file.
11665 * options.h (class General_options): Add --strip-debug-non-line.
11666 * options.cc (General_options::finalize): Add strip_debug_non_line
11667 to the strip heirarchy.
11668 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11670 * layout.cc: Include "reduced_debug_output.h".
11671 (Layout::Layout): Initialize new fields.
11672 (line_only_debug_sections): New static array.
11673 (is_lines_only_debug_sections): New static inline function.
11674 (Layout::include_section): Handle --strip-debug-non-line.
11675 (Layout::make_output_section): If --strip-debug-non-line, build
11676 new output sections for .debug_abbrev and .debug_info.
11677 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11678 gold. Warn about possible overflow.
11679 (read_signed_LEB_128): Likewise.
11680 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11681 (read_signed_LEB_128): Declare.
11682 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11683 (HFILES): Add reduced_debug_output.h.
11684 * Makefile.in: Rebuild.
11686 2008-05-21 Ian Lance Taylor <iant@google.com>
11688 * mapfile.cc: New file.
11689 * mapfile.h: New file.
11690 * options.h (class General_options): Add -M/--print-map and -Map.
11691 * options.cc (General_options::finalize): Make -M equivalent to
11693 * main.cc: Include <cstdio> and "mapfile.h".
11694 (main): Open mapfile if requested.
11695 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11696 constructor. Change caller.
11697 (queue_initial_tasks): Add mapfile parameter. Change caller.
11698 (queue_middle_tasks): Likewise.
11699 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11701 * archive.cc: Include "mapfile.h".
11702 (Archive::add_symbols): Add mapfile parameter. Change all
11703 callers. Pass mapfile, symbol, and reason to include_member.
11704 (Archive::include_all_members): Add mapfile parameter. Change all
11706 (Archive::include_member): Add mapfile, sym, and why parameters.
11707 Change all callers. Report inclusion to map file.
11708 * archive.h: Include "fileread.h".
11709 (class Archive): Update declarations.
11710 (Archive::file): New const method.
11711 (class Add_archive_symbols): Add mapfile_ field. Update
11712 constructor. Change all callers.
11713 * readsyms.h (class Read_symbols): Likewise.
11714 (class Finish_group): Likewise.
11715 (class Read_script): Likewise.
11716 * common.cc: Include "mapfile.h".
11717 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11719 (Symbol_table::do_allocate_commons): Likewise.
11720 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11721 symbol allocation to mapfile.
11722 * common.h (class Allocate_commons_task): Add mapfile_ field.
11723 Update constructor. Change all callers.
11724 * symtab.h (class Symbol_table): Update declarations.
11725 * layout.cc: Include "mapfile.h".
11726 (Layout_task_runner::run): Print information to mapfile.
11727 (Layout::create_gold_note): Change Output_data_fixed_space to
11728 Output_data_zero_fill.
11729 (Layout::create_build_id): Likewise.
11730 (Layout::print_to_mapfile): New function.
11731 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11732 constructor. Change caller.
11733 (class Layout): Declare print_to_mapfile.
11734 * output.cc (Output_section::Input_section::print_to_mapfile): New
11736 (Output_section::add_input_section): If producing a map, always
11737 add to input_sections_ list.
11738 (Output_section::do_print_to_mapfile): New function.
11739 (Output_segment::print_sections_to_mapfile): New function.
11740 (Output_segment::print_section_list_to_mapfile): New function.
11741 * output.h: Include "mapfile.h".
11742 (Output_data::print_to_mapfile): New function.
11743 (Output_data::do_print_to_mapfile): New virtual function.
11744 (Output_segment_headers::do_print_to_mapfile): New function.
11745 (Output_file_header::do_print_to_mapfile): New function.
11746 (Output_data_const::do_print_to_mapfile): New function.
11747 (class Output_data_const_buffer): Add map_name_ field. Update
11748 constructor. Change all callers. Add do_print_to_mapfile
11750 (class Output_data_fixed_space): Likewise.
11751 (class Output_data_space): Likewise.
11752 (class Output_data_zero_fill): New class.
11753 (Output_data_strtab::do_print_to_mapfile): New function.
11754 (Output_data_reloc_base::do_print_to_mapfile): New function.
11755 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11756 (Output_data_group::do_print_to_mapfile): New function.
11757 (Output_data_got::do_print_to_mapfile): New function.
11758 (Output_data_dynamic::do_print_to_mapfile): New function.
11759 (Output_symtab_xindex::do_print_to_mapfile): New function.
11760 (class Output_section): Declare do_print_to_mapflie. Declare
11761 print_to_mapfile in Input_section.
11762 (class Output_segment): Declare new functions.
11763 * object.h (Sized_relobj::symbol_count): New function.
11764 * script-sections.cc
11765 (Output_section_element_dot_assignment::set_section_addresses):
11766 Change Output_data_fixed_space to Output_data_zero_fill.
11767 (Output_data_expression::do_print_to_mapfile): New function.
11768 * script.cc (read_input_script): Add mapfile parameter. Change
11770 * script.h (read_input_script): Update declaration.
11771 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11772 (Eh_frame::do_print_to_mapfile): New function.
11773 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11774 (Output_merge_string::do_print_to_mapfile): New function.
11775 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11777 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11779 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11781 * Makefile.am (CCFILES): Add mapfile.cc.
11782 (HFILES): Add mapfile.h.
11783 * Makefile.in: Rebuild.
11785 2008-05-19 Ian Lance Taylor <iant@google.com>
11787 * options.h (class General_options): Add -z relro.
11788 * layout.cc (Layout::Layout): Initialize relro_segment_.
11789 (Layout::add_output_section_data): Return the output section.
11790 (Layout::make_output_section): Rcognize relro sections and mark
11791 them appropriately.
11792 (Layout::attach_allocated_section_to_segment): Put relro sections
11793 in a PT_GNU_RELRO segment.
11794 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11796 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11798 (Layout::linkonce_mapping): Map d.rel.ro.local to
11799 .data.rel.ro.local.
11800 (Layout::output_section_name): Us .data.rel.ro.local for any
11801 section which begins with that.
11802 * layout.h (class Layout): Update add_output_section_data
11803 declaration. Add relro_segment_ field.
11804 * output.cc (Output_section::Output_section): Initialize is_relro_
11805 and is_relro_local_ fields.
11806 (Output_segment::add_output_section): Group relro sections.
11807 (Output_segment::is_first_section_relro): New function.
11808 (Output_segment::maximum_alignment): If there is a relro section,
11809 align the segment to the common page size.
11810 (Output_segment::set_section_addresses): Track whether we are
11811 looking at relro sections. If the last section is a relro
11812 section, align to the common page size.
11813 (Output_segment::set_section_list_addresses): Add in_relro
11814 parameter. Change all callers. Align to the page size when
11815 moving from relro to non-relro section.
11816 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11818 * output.h (class Output_section): Add is_relro_ and
11819 is_relro_local_ fields.
11820 (Output_section::is_relro): New function.
11821 (Output_section::set_is_relro): New function.
11822 (Output_section::is_relro_local): New function.
11823 (Output_section::set_is_relro_local): New function.
11824 (class Output_segment): Update declarations.
11825 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11826 * sparc.cc (Target_sparc::got_section): Likewise.
11827 * x86_64.cc (Target_x86_64::got_section): Likewise.
11828 * testsuite/relro_test_main.cc: New file.
11829 * testsuite/relro_test.cc: New file.
11830 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11831 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11832 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11833 (relro_test.so, relro_test_pic.o): New targets.
11834 * testsuite/Makefile.in: Rebuild.
11836 2008-05-16 Ian Lance Taylor <iant@google.com>
11838 * output.cc (Output_segment::add_output_section): Remove front
11840 * output.h (class Output_segment): Remove
11841 add_initial_output_section and overloaded add_output_section.
11842 Update declaration of remaining add_output_section.
11843 * layout.cc (Layout::create_interp): Call add_output_section
11844 rather than add_initial_output_section.
11845 (Layout::finish_dynamic_section): Likewise.
11847 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11848 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11849 know the dynamic type.
11850 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11851 field. Initialize it in constructor.
11852 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11853 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11854 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11857 * output.cc (Output_reloc::get_address): Change return type to
11859 * output.h (class Output_reloc): Update get_address declaration.
11860 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11861 for section addresses.
11863 2008-05-09 Ian Lance Taylor <iant@google.com>
11866 * gold.cc (gold_nomem): Use return value of write.
11868 2008-05-08 Ian Lance Taylor <iant@google.com>
11870 * symtab.c (Symbol::init_base_output_data): Add version
11871 parameter. Change all callers.
11872 (Symbol::init_base_output_segment): Likewise.
11873 (Symbol::init_base_constant): Likewise.
11874 (Symbol::init_base_undefined): Likewise.
11875 (Sized_symbol::init_output_data): Likewise.
11876 (Sized_symbol::init_output_segment): Likewise.
11877 (Sized_symbol::init_constant): Likewise.
11878 (Sized_symbol::init_undefined): Likewise.
11879 (Symbol_table::do_define_in_output_data): If the new symbol has a
11880 version, mark it as the default.
11881 (Symbol_table::do_define_in_output_segment): Likewise.
11882 (Symbol_table::do_define_as_constant): Likewise.
11883 * symtab.h (class Symbol): Update declarations.
11884 (class Sized_symbol): Likewise.
11885 * resolve.cc (Symbol::override_version): New function.
11886 (Symbol::override_base): Call override_version.
11887 (Symbol::override_base_with_special): Likewise.
11888 * testsuite/ver_script_8.script: New file.
11889 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11890 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11891 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11892 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11894 2008-05-06 Ian Lance Taylor <iant@google.com>
11897 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11899 (class General_options): Remove existing --undefined, and add
11900 --no-undefined instead. Add new --undefined as synonym for -u.
11901 * archive.cc (Archive::add_symbols): Check whether symbol was
11903 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11904 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11905 all uses. Add IS_UNDEFINED. Update declarations to split
11906 different versions of init_base. Declare init_base_undefined.
11907 (Symbol::is_defined): Handle IS_UNDEFINED.
11908 (Symbol::is_undefined): Likewise.
11909 (Symbol::is_weak_undefined): Call is_undefined.
11910 (Symbol::is_absolute): Handle IS_CONSTANT.
11911 (class Sized_symbol): Update declarations to split different
11912 versions of init. Declare init_undefined.
11913 (class Symbol_table): Declare new functions.
11914 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11915 Change all callers.
11916 (Symbol::init_base_output_data): Likewise.
11917 (Symbol::init_base_output_segment): Likewise.
11918 (Symbol::init_base_constant): Likewise.
11919 (Symbol::init_base_undefined): New function.
11920 (Sized_symbol::init_object): Rename from init. Change all
11922 (Sized_symbol::init_output_data): Likewise.
11923 (Sized_symbol::init_output_segment): Likewise.
11924 (Sized_symbol::init_constant): Likewise.
11925 (Sized_symbol::init_undefined): New function.
11926 (Symbol_table::add_undefined_symbols_from_command_line): New
11928 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11930 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11931 (Symbol::output_section): Likewise.
11932 (Symbol::set_output_section): Likewise.
11933 (Symbol_table::sized_finalize_symbol): Likewise.
11934 (Symbol_table::sized_write_globals): Likewise.
11935 * resolve.cc (Symbol_table::should_override): Likewise.
11936 (Symbol::override_base_with_special): Likewise.
11938 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11939 symbol, change it to have default visibility.
11940 * testsuite/protected_1.cc: New file.
11941 * testsuite/protected_2.cc: New file.
11942 * testsuite/protected_3.cc: New file.
11943 * testsuite/protected_main_1.cc: New file.
11944 * testsuite/protected_main_2.cc: New file.
11945 * testsuite/protected_main_3.cc: New file.
11946 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11947 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11948 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11949 (protected_1.so): New target.
11950 (protected_1_pic.o, protected_2_pic.o): New targets.
11951 (protected_3_pic.o): New target.
11952 (check_PROGRAMS): Add protected_2.
11953 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11954 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11955 * testsuite/Makefile.in: Rebuild.
11957 * options.h (DEFINE_var): Add set_user_set_##varname__.
11958 (DEFINE_bool_alias): New macro.
11959 (class General_options): Define -Bstatic using DEFINE_bool_alias
11960 rather than DEFINE_special. Add --undefined as an alias for -z
11962 * options.cc (General_options::parse_Bstatic): Remove.
11964 * options.h (class General_options): Add --fatal-warnings.
11965 * main.cc (main): Implement --fatal-warnings.
11966 * errors.h (Errors::warning_count): New function.
11968 * options.h (class General_options): Add -Bsymbolic-functions.
11969 * symtab.h (Symbol::is_preemptible): Check for
11970 -Bsymbolic-functions.
11972 2008-05-05 Ian Lance Taylor <iant@google.com>
11974 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11975 as noVARNAME rather than no-VARNAME.
11976 (class General_options): Add option -z combreloc.
11977 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11979 (Output_reloc::sort_before) [SHT_REL]: New function.
11980 (Output_reloc::sort_before) [SHT_RELA]: New function.
11981 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11982 Sort_relocs_comparison.
11983 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11984 parameter. Change all callers.
11985 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11986 sort_relocs parameter. Change all callers.
11987 * output.cc (Output_reloc::get_address): New function, broken out
11989 (Output_reloc::write_rel): Call it.
11990 (Output_reloc::compare): New function.
11991 (Output_data_reloc_base::do_write): Optionally sort relocs.
11993 * configure.ac: If targ_extra_obj is set, link it in.
11994 * configure.tgt: Initialize all variables.
11995 (x86_64*): Set targ_extra_obj and targ_extra_size.
11996 * configure: Rebuild.
11998 * object.cc (Sized_relobj::include_section_group): Adjust section
11999 indexes read from group data. Build vector to pass to
12001 * layout.cc (Layout::layout_group): Add flags and shndxes
12002 parameters. Remove contents parameter. Change caller. Update
12003 explicit instantiations.
12004 * layout.h (class Layout): Update layout_group declaration.
12005 * output.cc (Output_data_group::Output_data_group): Add flags and
12006 input_shndxes parameters. Remove contents parameter. Change
12008 (Output_data_group::do_write): Change input_sections_ to
12010 * output.h (class Output_data_group): Update constructor
12011 declaration. Rename input_sections_ to input_shndxes_.
12012 * testsuite/many_sections_test.cc: Add template.
12014 2008-04-30 Cary Coutant <ccoutant@google.com>
12016 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12018 * layout.cc (Layout::include_section): Refactored check for debug
12020 (Layout::add_comdat): Add new parameters. Change type
12021 of signature parameter. Add object and shndx to signatures table.
12022 (Layout::find_kept_object): New function.
12023 * layout.h: Include <cstring>.
12024 (Layout::is_debug_info_section): New function.
12025 (Layout::add_comdat): Add new parameters.
12026 (Layout::find_kept_object): New function.
12027 (Layout::Kept_section): New struct.
12028 (Layout::Signatures): Change type of map range.
12029 * object.cc (Relobj::output_section_address): New function.
12030 (Sized_relobj::include_section_group): Add new parameters. Change
12031 calls to Layout::add_comdat. Change to build table of kept comdat
12032 groups and table mapping discarded sections to kept sections.
12033 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12034 (Sized_relobj::do_layout): Change calls to include_section_group and
12035 include_linkonce_section.
12036 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12037 value to zero when section is discarded.
12038 (Sized_relobj::map_to_kept_section): New function.
12039 * object.h (Relobj::output_section_address): New function.
12040 (Relobj::Comdat_group): New type.
12041 (Relobj::find_comdat_group): New function.
12042 (Relobj::Comdat_group_table): New type.
12043 (Relobj::Kept_comdat_section): New type.
12044 (Relobj::Kept_comdat_section_table): New type.
12045 (Relobj::add_comdat_group): New function.
12046 (Relobj::set_kept_comdat_section): New function.
12047 (Relobj::get_kept_comdat_section): New function.
12048 (Relobj::comdat_groups_): New field.
12049 (Relobj::kept_comdat_sections_): New field.
12050 (Symbol_value::input_value): Update comment.
12051 (Sized_relobj::map_to_kept_section) New function.
12052 (Sized_relobj::include_linkonce_section): Add new parameter.
12053 * target-reloc.h (Comdat_behavior): New type.
12054 (get_comdat_behavior): New function.
12055 (relocate_section): Add code to map a discarded section to the
12056 corresponding kept section when applying a relocation.
12058 2008-04-30 Craig Silverstein <csilvers@google.com>
12060 * dwarf_reader.cc (next_generation_count): New static var.
12061 (Addr2line_cache_entry): New struct.
12062 (addr2line_cache): New static var.
12063 (Dwarf_line_info::one_addr2line): Added caching.
12064 (Dwarf_line_info::clear_addr2line_cache): New function.
12065 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12066 cache-size parameter.
12067 (Dwarf_line_info::one_addr2line_cache): New function.
12068 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12069 new cache-size argument to one_addr2line(), and clear cache.
12071 2008-04-28 Cary Coutant <ccoutant@google.com>
12073 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12074 R_386_PC8 relocations.
12076 2008-04-23 Ian Lance Taylor <iant@google.com>
12078 * object.cc (Sized_relobj::include_section_group): Check for
12079 invalid section group.
12081 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12084 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12085 than read for file header.
12086 * archive.cc (Archive::include_member): Likewise.
12088 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12090 * aclocal.m4: Regenerate.
12091 * configure: Regenerate.
12093 2008-04-19 Ian Lance Taylor <iant@google.com>
12095 * version.cc (version_string): Bump to 1.6.
12097 * testsuite/Makefile.am (many_sections_r_test): New target.
12098 (many_sections_r_test_SOURCES): Remove.
12099 (many_sections_r_test_DEPENDENCIES): Remove.
12100 (many_sections_r_test_LDFLAGS): Remove.
12101 (many_sections_r_test_LDADD): Remove.
12103 * object.cc (Sized_relobj::do_add_symbols): Always pass
12104 local_symbol_count_ to add_from_relobj.
12106 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12107 every thousand variables.
12108 * testsuite/Makefile.in: Rebuild.
12110 * object.cc (Xindex::initialize_symtab_xindex): New function.
12111 (Xindex::read_symtab_xindex): New function.
12112 (Xindex::sym_xindex_to_shndx): New function.
12113 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12115 (Sized_relobj::do_initialize_xindex): New function.
12116 (Sized_relobj::do_read_symbols): Adjust section links.
12117 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12118 parameter. Change all callers.
12119 (Sized_relobj::include_section_group): Adjust section links and
12120 symbol section indexes.
12121 (Sized_relobj::do_layout): Adjust section links.
12122 (Sized_relobj::do_count_local_symbols): Adjust section links and
12123 symbol section indexes.
12124 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12125 ordinary and special symbols.
12126 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12127 dynsym_xindex parameters. Change all callers. Adjust section
12128 links. Use SHN_XINDEX when needed.
12129 (Sized_relobj::get_symbol_location_info): Adjust section links.
12130 Don't get fooled by special symbols.
12131 * object.h (class Xindex): Define.
12132 (class Object): Add xindex_ parameter. Declare virtual functoin
12133 do_initialize_xindex.
12134 (Object::adjust_sym_shndx): New function.
12135 (Object::set_xindex): New protected function.
12136 (class Symbol_value): Add is_ordinary_shndx_ field.
12137 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12138 (Symbol_value::value): Assert ordinary section.
12139 (Symbol_value::initialize_input_to_output_map): Likewise.
12140 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12141 Change all callers.
12142 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12144 (class Sized_relobj): Update declarations.
12145 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12146 parameter. Change all callers.
12147 (Sized_relobj::adjust_shndx): New function.
12148 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12150 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12151 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12152 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12153 (Sized_dynobj::read_dynsym_section): Adjust section links.
12154 (Sized_dynobj::read_dynamic): Likewise.
12155 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12157 (Sized_dynobj::do_initialize_xindex): New function.
12158 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12159 do_initialize_xindex.
12160 (Sized_dynobj::adjust_shndx): New function.
12161 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12162 dynsym_xindex_ fields.
12163 (Layout::finalize): Add a call to set_section_indexes before
12164 creating the symtab sections.
12165 (Layout::set_section_indexes): Don't do anything if the section
12166 already has a section index.
12167 (Layout::create_symtab_sections): Add shnum parameter. Change
12168 caller. Create .symtab_shndx section if needed.
12169 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12171 (Layout::allocated_output_section_count): New function.
12172 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12174 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12175 fields. Update declarations.
12176 (Layout::symtab_xindex): New function.
12177 (Layout::dynsym_xindex): New function.
12178 (class Write_symbols_task): Add layout_ field.
12179 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12181 * output.cc (Output_section_headers::Output_section_headers): Add
12182 shstrtab_section parameter. Change all callers.
12183 (Output_section_headers::do_sized_write): Store overflow values
12184 for section count and section string table section index in
12185 section header zero.
12186 (Output_file_header::do_sized_write): Check for overflow of
12187 section count and section string table section index.
12188 (Output_symtab_xindex::do_write): New function.
12189 (Output_symtab_xindex::endian_do_write): New function.
12190 * output.h (class Output_section_headers): Add shstrtab_section_.
12191 Update declarations.
12192 (class Output_symtab_xindex): Define.
12193 (Output_section::has_out_shndx): New function.
12194 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12196 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12197 Change all callers.
12198 (Sized_symbol::init): Likewise.
12199 (Symbol::output_section): Check for ordinary symbol.
12200 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12201 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12203 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12204 Change all callers. Simplify handling of symbols from sections
12205 not included in the link.
12206 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12208 (Weak_alias_sorter::operator()): Assert that symbols are
12210 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12212 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12213 parameters. Change all callers.
12214 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12215 symbol distinction. Use SHN_XINDEX when needed.
12216 (Symbol_table::write_section_symbol): Add symtab_xindex
12217 parameter. Change all callers.
12218 (Symbol_table::sized_write_section_symbol): Likewise. Use
12219 SHN_XINDEX when needed.
12220 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12222 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12223 (Symbol::is_defined): Check is_ordinary.
12224 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12225 (Symbol::is_absolute, Symbol::is_common): Likewise.
12226 (class Sized_symbol): Update declarations.
12227 (class Symbol_table): Update declarations.
12228 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12229 parameters. Change all callers.
12230 (Sized_symbol::override): Likewise.
12231 (Symbol_table::override): Likewise.
12232 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12233 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12234 is_ordinary, and orig_st_shndx parameters. Change all callers.
12235 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12236 to be in an ordinary section.
12237 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12238 object and is_ordinary parameters. Change all callers.
12239 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12240 Change all callers. Don't add undefined or non-ordinary symbols
12242 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12243 Change all callers.
12244 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12246 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12247 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12248 (Sized_relobj::relocate_sections): Likewise.
12249 * target-reloc.h (scan_relocs): Adjust section symbol index.
12250 (scan_relocatable_relocs): Likewise.
12251 * i386.cc (Scan::local): Check for ordinary symbols.
12252 * sparc.cc (Scan::local): Likewise.
12253 * x86_64.cc (Scan::local): Likewise.
12254 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12255 to symbol_section_and_value.
12256 * testsuite/many_sections_test.cc: New file.
12257 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12258 (check_PROGRAMS): Add many_sections_test.
12259 (many_sections_test_SOURCES): Define.
12260 (many_sections_test_DEPENDENCIES): Define.
12261 (many_sections_test_LDFLAGS): Define.
12262 (BUILT_SOURCES): Add many_sections_define.h.
12263 (many_sections_define.h): New target.
12264 (BUILT_SOURCES): Add many_sections_check.h.
12265 (many_sections_check.h): New target.
12266 (check_PROGRAMS): Add many_sections_r_test.
12267 (many_sections_r_test_SOURCES): Define.
12268 (many_sections_r_test_DEPENDENCIES): Define.
12269 (many_sections_r_test_LDFLAGS): Define.
12270 (many_sections_r_test_LDADD): Define.
12271 (many_sections_r_test.o): New target.
12272 * testsuite/Makefile.in: Rebuild.
12274 2008-04-17 Cary Coutant <ccoutant@google.com>
12276 * errors.cc (Errors::info): New function.
12277 (gold_info): New function.
12278 * errors.h (Errors::info): New function.
12279 * gold.h (gold_info): New function.
12280 * object.cc (Input_objects::add_object): Print trace output.
12281 * options.cc (options::parse_set): New function.
12282 (General_options::parse_wrap): Deleted.
12283 (General_options::General_options): Deleted initializer.
12284 * options.h (options::String_set): New typedef.
12285 (options::parse_set): New function.
12286 (DEFINE_set): New macro.
12287 (General_options::wrap): Changed to use DEFINE_set. Changed
12288 callers of any_wrap_symbols and is_wrap_symbol.
12289 (General_options::trace, General_options::trace_symbol):
12291 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12292 (General_options::wrap_symbols_): Deleted.
12293 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12295 2008-04-17 David S. Miller <davem@davemloft.net>
12297 * options.cc (General_options::parse_V): New function.
12298 * options.h: Add entries for -V and -Qy.
12300 2008-04-17 Ian Lance Taylor <iant@google.com>
12302 * common.cc (Symbol_table::allocate_commons): Remove options
12303 parameter. Change caller.
12304 (Symbol_table::do_allocate_commons): Remove options parameter.
12305 Change caller. Just call do_allocate_commons_list twice.
12306 (Symbol_table::do_allocate_commons_list): New function, broken out
12307 of do_allocate_commons.
12308 * common.h (class Allocate_commons_task): Remove options_ field.
12309 Update constructor.
12310 * symtab.cc (Symbol_table::Symbol_table): Initialize
12312 (Symbol_table::add_from_object): Put TLS common symbols on
12314 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12315 which are IN_OUTPUT_DATA.
12316 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12317 allocate_commons and do_allocate_commons declarations. Declare
12318 do_allocate_commons_list.
12319 * gold.cc (queue_middle_tasks): Update creation of
12320 Allocate_commons_task to not pass options.
12321 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12322 (TLS_TEST_C_FLAGS): New variable.
12323 (tls_test_c_pic.o): New target.
12324 (tls_test_shared.so): Link in tls_test_c_pic.o.
12325 (tls_test_c_pic_ie.o): New target.
12326 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12327 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12328 (tls_test_c.o): New target.
12329 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12330 (tls_pic_test_LDADD): Likewise.
12331 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12332 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12333 (tls_test_c_gnu2.o): New target.
12334 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12336 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12337 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12338 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12339 * testsuite/tls_test.cc: Include "config.h".
12340 (t_last): Call t11_last.
12341 * testsuite/tls_test.h (t11, t11_last): Declare.
12342 * testsuite/tls_test_c.c: New file.
12343 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12344 * configure.ac: Check for OpenMP support.
12345 * configure, config.in, Makefile.in: Rebuild.
12346 * testsuite/Makefile.in: Rebuild.
12348 2008-04-16 Cary Coutant <ccoutant@google.com>
12350 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12351 (Target_i386::tls_base_symbol_defined_): New field.
12352 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12353 (Target_i386::Scan::global): Likewise.
12354 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12355 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12356 (Target_x86_64::tls_base_symbol_defined_): New field.
12357 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12358 (Target_x86_64::Scan::global): Likewise.
12360 2008-04-16 Cary Coutant <ccoutant@google.com>
12362 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12363 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12364 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12365 building shared libraries.
12366 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12367 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12368 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12369 * testsuite/Makefile.in: Rebuild.
12370 * testsuite/weak_undef.h: New file.
12371 * testsuite/weak_undef_file1.cc: Add extra test cases.
12372 * testsuite/weak_undef_file2.cc: Likewise.
12373 * testsuite/weak_undef_test.cc: Likewise.
12375 2008-04-16 David S. Miller <davem@davemloft.net>
12377 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12378 Add issued_non_pic_error_ field. Declare check_non_pic.
12379 (Target_sparc::Scan::check_non_pic): New function.
12380 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12381 (Target_sparc::Scan::global): Likewise.
12383 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12384 * configure: Rebuild.
12386 * options.h (DEFINE_enable): New macro.
12387 (new_dtags): New enable option.
12388 (initfirst, interpose, loadfltr, nodefaultlib,
12389 nodelete, nodlopen, nodump): New -z options.
12390 * layout.cc (Layout:finish_dynamic_section): If new
12391 dtags enabled, emit DT_RUNPATH. Also, emit a
12392 DT_FLAGS_1 containing any specified -z flags.
12394 2008-04-16 Ian Lance Taylor <iant@google.com>
12396 * copy-relocs.cc: New file.
12397 * copy-relocs.h: New file.
12398 * reloc.cc: Remove Copy_relocs code.
12399 * reloc.h: Likewise.
12400 * reloc-types.h (struct Reloc_types) [both versions]: Add
12401 get_reloc_addend_noerror.
12402 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12403 variants of add_global which take an addend which must be zero.
12404 * i386.cc: Include "copy-relocs.h".
12405 (class Target_i386): Change type of copy_relocs_ to variable,
12406 update initializer.
12407 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12408 Change all callers.
12409 (Target_i386::do_finalize_sections): Change handling of
12411 * sparc.cc: Include "copy-relocs.h".
12412 (class Target_sparc): Change type of copy_relocs_ to variable,
12413 update initializer.
12414 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12415 Change all callers.
12416 (Target_sparc::do_finalize_sections): Change handling of
12418 * x86_64.cc: Include "copy-relocs.h".
12419 (class Target_x86_64): Change type of copy_relocs_ to variable,
12420 update initializer.
12421 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12422 class. Change all callers.
12423 (Target_x86_64::do_finalize_sections): Change handling of
12425 * Makefile.am (CCFILES): Add copy-relocs.cc.
12426 (HFILES): Add copy-relocs.h.
12428 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12430 * testsuite/script_test_4.sh: Permit leading zeroes.
12432 2008-04-15 Ian Lance Taylor <iant@google.com>
12434 * script-sections.cc (Script_sections::create_segments): Use
12435 header_size_adjustment even when there is enough room for the
12437 * testsuite/script_test_4.sh: New file.
12438 * testsuite/script_test_4.t: New file.
12439 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12440 (check_DATA): Add script_test_4.stdout.
12441 (MOSTLYCLEANFILES): Likewise.
12442 (script_test_4): New target.
12443 (script_test_4.stdout): New target.
12444 * testsuite/Makefile.in: Rebuild.
12446 * sparc.cc: Add definitions for Output_data_plt_sparc class
12449 2008-04-14 David S. Miller <davem@davemloft.net>
12451 * sparc.cc: New file.
12452 * Makefile.am (TARGETSOURCES): Add sparc.cc
12453 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12454 * configure.tgt: Document targ_extra_size and
12455 targ_extra_big_endian. Add entries for sparc-* and
12457 * configure.ac: Handle targ_extra_size and
12458 targ_extra_big_endian.
12459 * Makefile.in: Rebuild.
12460 * configure: Likewise.
12461 * po/POTFILES.in: Likewise.
12462 * po/gold.pot: Likewise.
12464 2008-04-14 Ian Lance Taylor <iant@google.com>
12466 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12467 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12468 in the name/type/flags to section mapping. Don't call
12469 allocate_output_section.
12470 (Layout::choose_output_section): Change parameter from adjust_name
12471 to is_input_section. Don't permit input sections after sections
12472 are attached to segments. Don't call allocate_output_section.
12473 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12474 not write_enable_output_section.
12475 (Layout::make_output_section): Don't push to
12476 unattached_section_list_ nor call attach_to_segment. Call
12477 attach_section_to_segment if sections are attached.
12478 (Layout::attach_sections_to_segments): New function.
12479 (Layout::attach_section_to_segment): New function.
12480 (Layout::attach_allocated_section_to_segment): Rename from
12481 attach_to_segment. Remove flags parameter.
12482 (Layout::allocate_output_section): Remove function.
12483 (Layout::write_enable_output_section): Remove function.
12484 * layout.h (class Layout): Update for above changes. Add new
12485 field sections_are_attached_.
12486 * output.h (Output_section::update_flags_for_input_section): New
12488 * output.cc (Output_section::add_input_section): Call
12489 update_flags_for_input_section.
12490 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12492 2008-04-11 Cary Coutant <ccoutant@google.com>
12494 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12495 thought unnecessary.
12496 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12498 2008-04-11 Ian Lance Taylor <iant@google.com>
12500 * output.h (class Output_section_data): Remove inline definition
12502 * output.cc (Output_section_data::set_addralign): New function.
12504 2008-04-11 Cary Coutant <ccoutant@google.com>
12506 Add support for TLS descriptors for i386 and x86_64.
12507 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12508 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12509 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12511 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12512 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12513 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12515 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12516 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12517 Fix problem with initial-exec relocations.
12518 (Target_i386::Relocate::relocate_tls): Likewise.
12519 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12521 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12522 support for section-plus-offset dynamic table entries.
12523 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12524 (Output_data_dynamic::Dynamic_entry): Add support for
12525 section-plus-offset dynamic table entries.
12526 (Output_data_dynamic::Classification): Likewise.
12527 (Output_data_dynamic::classification_): Renamed offset_.
12528 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12529 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12530 (Target_x86_64::make_plt_section): New function.
12531 (Target_x86_64::reserve_tlsdesc_entries): New function.
12532 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12533 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12534 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12535 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12536 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12537 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12538 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12539 add extra PLT entry for TLS descriptors.
12540 (Output_data_plt_x86_64::got_): New field.
12541 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12542 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12544 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12546 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12547 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12548 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12549 R_386_TLS_DESC_CALL relocations.
12550 (Target_x86_64::Scan::global): Likewise.
12551 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12552 for TLS descriptors.
12553 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12554 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12555 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12556 GD-to-IE relaxation.
12557 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12558 and TLS_DESCRIPTORS.
12559 * Makefile.in: Rebuild.
12560 * configure: Rebuild.
12561 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12562 (tls_test_shared2.so): New target.
12563 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12564 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12565 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12566 (tls_shared_gd_to_ie_test_LDADD): New variable.
12567 (tls_shared_gnu2_gd_to_ie_test): New target.
12568 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12570 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12571 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12572 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12573 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12574 (tls_shared_gnu2_test): New target.
12575 (tls_test_gnu2_shared.so): New target.
12576 (tls_shared_gnu2_test_SOURCES): New variable.
12577 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12578 (tls_shared_gnu2_test_LDFLAGS): New variable.
12579 (tls_shared_gnu2_test_LDADD): New variable.
12580 * testsuite/Makefile.in: Rebuild.
12581 * testsuite/Makefile.
12583 2008-04-11 Ian Lance Taylor <iant@google.com>
12585 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12587 * testsuite/Makefile.in: Rebuild.
12589 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12591 * testsuite/script_test_2.cc (main): Adjust test.
12593 2008-04-11 David S. Miller <davem@davemloft.net>
12594 Ian Lance Taylor <iant@google.com>
12596 * options.h (General_options): Add entries for '-Y' and
12598 * options.cc (General_options:finalize): If -Y was used, add those
12599 entries to the library path instead of the default "/lib" and
12602 2008-04-11 David S. Miller <davem@davemloft.net>
12604 * testsuite/justsyms.t: Start at 0x100.
12605 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12606 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12608 * testsuite/script_test_2.cc: Adjust string and section length
12611 2008-04-09 Ian Lance Taylor <iant@google.com>
12614 * script-sections.cc (Sections_element::allocate_to_segment): Add
12616 (Output_section_definition::allocate_to_segment): Likewise.
12617 (Orphan_output_section::allocate_to_segment): Likewise.
12618 (Script_sections::attach_sections_using_phdrs_clause): Don't
12619 propagate non-PT_LOAD segments to orphan sections.
12620 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12621 readelf rather than objdump.
12622 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12623 .interp section and PT_INTERP segment are the same size.
12624 * testsuite/Makefile.in: Rebuild.
12626 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12627 aliases for symbols defined in the same object.
12628 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12629 (weak_alias_test_SOURCES): New variable.
12630 (weak_alias_test_DEPENDENCIES): New variable.
12631 (weak_alias_test_LDFLAGS): New variable.
12632 (weak_alias_test_LDADD): New variable.
12633 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12634 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12635 (weak_alias_test_3.o): New target.
12636 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12637 * testsuite/weak_alias_test_main.cc: New file.
12638 * testsuite/weak_alias_test_1.cc: New file.
12639 * testsuite/weak_alias_test_2.cc: New file.
12640 * testsuite/weak_alias_test_3.cc: New file.
12642 2008-04-08 Ian Lance Taylor <iant@google.com>
12644 * options.h (class General_options): Add --noinhibit-exec option.
12645 * main.cc (main): Check --noinhibit-exec.
12647 * options.h (class General_options): Define --wrap as a special
12648 option. Add wrap_symbols_ field.
12649 (General_options::any_wrap_symbols): New function.
12650 (General_options::is_wrap_symbol): New function.
12651 * options.cc (General_options::parse_wrap): New function.
12652 (General_options::General_options): Initialize wrap_symbols_.
12653 * symtab.cc (Symbol_table::wrap_symbol): New function.
12654 (Symbol_table::add_from_object): Handle --wrap.
12655 * symtab.h (class Symbol_table): Declare wrap_symbol.
12656 * target.h (Target::wrap_char): New function.
12657 (Target::Target_info): Add wrap_char field.
12658 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12659 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12660 * testsuite/testfile.cc (Target_test::test_target_info):
12663 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12666 * layout.h (class Layout): Add added_eh_frame_data_ field.
12667 * layout.cc (Layout::Layout): Initialize new field.
12668 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12669 output section until we find a section we merged successfully.
12670 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12671 that the size be non-zero.
12673 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12676 2008-04-08 Craig Silverstein <csilvers@google.com>
12678 * configure.ac: Export new conditional variable HAVE_ZLIB.
12679 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12681 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12682 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12684 2008-04-07 Ian Lance Taylor <iant@google.com>
12686 * version.cc (version_string): Set to "1.5".
12688 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12689 Add issued_non_pic_error_ field. Declare check_non_pic.
12690 (Target_x86_64::Scan::check_non_pic): New function.
12691 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12692 (Target_x86_64::Scan::global): Likewise.
12694 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12695 addend parameter. Change caller. Handle merge sections.
12696 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12697 Address to Addend. Don't add in the result of
12698 local_section_offset, pass down the addend and use the returned
12700 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12701 Update declarations of local_section_offset and symbol_value.
12702 * testsuite/two_file_test_1.cc (t18): New function.
12703 * testsuite/two_file_test_2.cc (f18): New function.
12704 * testsuite/two_file_test_main.cc (main): Call t18.
12705 * testsuite/two_file_test.h (t18, f18): Declare.
12707 * configure.ac: Don't test for objdump, c++filt, or readelf.
12708 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12710 (TEST_READELF): New variable.
12711 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12712 (check_PROGRAMS): Add two_file_strip_test.
12713 (two_file_strip_test): New target.
12714 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12715 (two_file_same_shared_strip_test_SOURCES): New variable.
12716 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12717 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12718 (two_file_same_shared_strip_test_LDADD): New variable.
12719 (two_file_shared_strip.so): New target.
12720 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12721 (ver_test_5.syms, ver_test_7.syms): Likewise.
12722 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12723 (strip_test_3.stdout): Use TEST_OBJDUMP.
12724 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12726 2008-04-04 Cary Coutant <ccoutant@google.com>
12728 * symtab.h (Symbol::is_weak_undefined): New function.
12729 (Symbol::is_strong_undefined): New function.
12730 (Symbol::is_absolute): New function.
12731 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12732 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12734 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12735 (weak_undef_test): New target.
12736 * testsuite/Makefile.in: Rebuild.
12737 * testsuite/weak_undef_file1.cc: New file.
12738 * testsuite/weak_undef_file2.cc: New file.
12739 * testsuite/weak_undef_test.cc: New file.
12741 2008-04-03 Craig Silverstein <csilvers@google.com>
12743 * compressed_output.h (class Output_compressed_section): Use
12745 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12747 (zlib_compressed_suffix): Removed.
12748 (Output_compressed_section::set_final_data_size): Use unsigned
12750 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12751 Fix linker invocation.
12752 (flagstest_o_specialfile_and_compress_debug_sections):
12754 * testsuite/Makefile.in: Regenerated.
12756 2008-04-02 David S. Miller <davem@davemloft.net>
12758 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12759 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12761 2008-04-02 Craig Silverstein <csilvers@google.com>
12765 2008-04-02 Ian Lance Taylor <iant@google.com>
12767 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12768 parameters. Update for new key type to views_. Change all
12770 (File_read::read): Adjust for byteshift in returned view.
12771 (File_read::add_view): New function, broken out of
12772 find_and_make_view.
12773 (File_read::make_view): New function, broken out of
12774 find_and_make_view.
12775 (File_read::find_or_make_view): Add offset and aligned
12776 parameters. Rewrite accordingly. Change all callers.
12777 (File_read::get_view): Add offset and aligned parameters. Adjust
12778 for byteshift in return value.
12779 (File_read::get_lasting_view): Likewise.
12780 * fileread.h (class File_read): Update declarations.
12781 (class File_read::View): Add byteshift_ field. Add byteshift to
12782 constructor. Add byteshift method.
12783 * archive.h (Archive::clear_uncached_views): New function.
12784 (Archive::get_view): Add aligned parameter. Change all callers.
12785 * object.h (Object::get_view): Add aligned parameter. Change all
12787 (Object::get_lasting_view): Likewise.
12789 * fileread.cc (File_read::release): Don't call clear_views if
12790 there are multiple objects.
12791 * fileread.h (File_read::clear_uncached_views): New function.
12792 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12795 2008-03-31 Cary Coutant <ccoutant@google.com>
12797 Add thin archive support.
12798 * archive.cc (Archive::armagt): New const.
12799 (Archive::setup): Remove task parameter and calls to unlock.
12800 (Archive::unlock_nested_archives): New function.
12801 (Archive::read_header): Add nested_off parameter. Change
12803 (Archive::interpret_header): Likewise.
12804 (Archive::include_all_members): Change to handle thin
12806 (Archive::include_member): Likewise.
12807 * archive.h (Archive::Archive): Add new parameters and
12809 (Archive::armagt): New const.
12810 (Archive::setup): Remove task parameter.
12811 (Archive::unlock_nested_archives): New function.
12812 (Archive::read_header): Add nested_off parameter.
12813 (Archive::interpret_header): Likewise.
12814 (Archive::Nested_archive_table): New typedef.
12815 (Archive::is_thin_archive_): New field.
12816 (Archive::nested_archives_): New field.
12817 (Archive::options_): New field.
12818 (Archive::dirpath_): New field.
12819 (Archive::task_): New field.
12820 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12821 for thin archives. Pass additional parameters to
12822 Archive::Archive. Unlock the archive file after calling
12825 2008-03-29 Ian Lance Taylor <iant@google.com>
12827 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12828 version symbol to be local.
12829 * testsuite/ver_test_4.sh: New file.
12830 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12831 (check_DATA): Add ver_test_4.syms.
12832 (ver_test_4.syms): New target.
12833 * testsuite/Makefile.in: Rebuild.
12836 (Output_section::Input_section_sort_entry::has_priority): New
12838 (Output_section::Input_section_sort_entry::match_file_name): New
12840 (Output_section::Input_section_sort_entry::match_section_name):
12842 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12844 (Output_section::Input_section_sort_entry::match_section_file):
12846 (Output_section::Input_section_sort_compare::operator()): Rewrite
12847 using new Input_section_sort_entry functions. Sort crtbegin and
12848 crtend first. Sort sections with no priority before sections with
12850 * testsuite/initpri1.c (d3): Check j != 4.
12851 (cd5): New constructor/destructor function.
12852 (main): Check j != 2.
12854 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12855 new symbol when resolving, don't call set_is_default.
12856 * testsuite/ver_test_7.cc: New file.
12857 * testsuite/ver_test_7.sh: New file.
12858 * testsuite/Makefile.am (ver_test_7.so): New target.
12859 (ver_test_7.o): New target.
12860 (check_SCRIPTS): Add ver_test_7.sh.
12861 (check_DATA): Add ver_test_7.syms.
12862 (ver_test_7.syms): New target.
12864 2008-03-28 Ian Lance Taylor <iant@google.com>
12866 * layout.cc (Layout::layout): If we see an input section with a
12867 name that needs sorting, set the must_sort flag for the output
12869 (Layout::make_output_section): If the name of the output section
12870 indicates that it might require sorting, set the may_sort flag.
12871 * output.h (Output_section::may_sort_attached_input_sections): New
12873 (Output_section::set_may_sort_attached_input_sections): New
12875 (Output_section::must_sort_attached_input_sections): New
12877 (Output_section::set_must_sort_attached_input_sections): New
12879 (class Output_section): Declare Input_section_sort_entry. Define
12880 Input_section_sort_compare. Declare
12881 sort_attached_input_sections. Add new fields:
12882 may_sort_attached_input_sections_,
12883 must_sort_attached_input_sections_,
12884 attached_input_sections_are_sorted_.
12885 * output.cc (Output_section::Output_section): Initialize new
12887 (Output_section::add_input_section): Add an entry to
12888 input_sections_ if may_sort or must_sort are true.
12889 (Output_section::set_final_data_size): Call
12890 sort_attached_input_sections if necessary.
12891 (Output_section::Input_section_sort_entry): Define new class.
12892 (Output_section::Input_section_sort_compare::operator()): New
12894 (Output_section::sort_attached_input_sections): New function.
12895 * configure.ac: Check whether the compiler supports constructor
12896 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12897 * testsuite/initpri1.c: New file.
12898 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12899 CONSTRUCTOR_PRIORITY.
12900 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12901 (initpri1_LDFLAGS): New variable.
12902 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12904 2008-03-27 Ian Lance Taylor <iant@google.com>
12906 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12907 * testsuite/common_test_1.c: New file.
12908 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12909 (common_test_1_SOURCES): New variable.
12910 (common_test_1_DEPENDENCIES): New variable.
12911 (common_test_1_LDFLAGS): New variable.
12913 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12914 and commons_ correctly when NAME/VERSION does not override
12916 * testsuite/ver_test_6.c: New file.
12917 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12918 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12919 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12921 2008-03-26 Ian Lance Taylor <iant@google.com>
12923 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12924 of an undefined symbol from a version script.
12925 * testsuite/Makefile.am (ver_test_5.so): New target.
12926 (ver_test_5.o): New target.
12927 (check_SCRIPTS): Add ver_test_5.sh.
12928 (check_DATA): Add ver_test_5.syms.
12929 (ver_test_5.syms): New target.
12930 * testsuite/ver_test_5.cc: New file.
12931 * testsuite/ver_test_5.script: New file.
12932 * testsuite/ver_test_5.sh: New file.
12933 * Makefile.in, testsuite/Makefile.in: Rebuild.
12936 Fix problems building gold with gcc 4.3.0.
12937 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12938 (gold_error_at_location, gold_warning_at_location): Use it.
12939 * configure.ac: Check whether we can compile and use a template
12940 function with a printf attribute.
12941 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12942 when jumping over bytes.
12943 * object.cc: Instantiate Object::read_section_data.
12944 * debug.h: Include <cstring>
12945 * dwarf_reader.cc: Include <algorithm>
12946 * main.cc: Include <cstring>.
12947 * options.cc: Include <cstring>.
12948 * output.cc: Include <cstring>.
12949 * script.cc: Include <cstring>.
12950 * script.h: Include <string>.
12951 * symtab.cc: Include <cstring> and <algorithm>.
12952 * target-select.cc: Include <cstring>.
12953 * version.cc: Include <string>.
12954 * testsuite/testmain.cc: Include <cstdlib>.
12955 * configure, config.in: Rebuild.
12957 2008-03-25 Ian Lance Taylor <iant@google.com>
12959 * options.cc: Include "../bfd/bfdver.h".
12960 (options::help): Print bug reporting address.
12962 * version.cc (print_version): Adjust output for current value of
12963 BFD_VERSION_STRING.
12967 * options.cc (options::help): Print list of supported targets.
12968 * target-select.h: Include <vector>.
12969 (class Target_selector): Make machine_, size_, and is_big_endian_
12970 fields const. Add bfd_name_ and instantiated_target_ fields.
12971 (Target_selector::Target_selector): Add bfd_name parameter.
12972 (Target_selector::recognize): Make non-virtual, call
12974 (Target_selector::recognize_by_name): Make non-virtual, call
12975 do_recognize_by_name.
12976 (Target_selector::supported_names): New function.
12977 (Target_selector::bfd_name): New function.
12978 (Target_selector::do_instantiate_target): New pure virtual
12980 (Target_selector::do_recognize): New virtual function.
12981 (Target_selector::do_recognize_by_name): New virtual function.
12982 (Target_selector::instantiate_target): New private function.
12983 (supported_target_names): Declare.
12984 * target-select.cc (Target_selector::Target_selector): Update for
12985 new parameter and fields.
12986 (select_target_by_name): Check that the name matches before
12987 calling recognize_by_name.
12988 (supported_target_names): New function.
12989 * i386.cc (class Target_selector_i386): Update Target_selector
12990 constructor call. Remove recognize and recognize_by_name. Add
12991 do_instantiate_target.
12992 * x86_64.cc (class Target_selector_x86_64): Likewise.
12993 * testsuite/testfile.cc (class Target_selector_test): Update for
12994 changes to Target_selector.
12996 * README: Rewrite, with some notes on unsupported features.
12998 2008-03-24 Cary Coutant <ccoutant@google.com>
13000 * i386.cc (Target_i386::Got_type): New enum declaration.
13001 (Target_i386::Scan::local): Updated callers of Output_data_got
13003 (Target_i386::Scan::global): Likewise.
13004 (Target_i386::Relocate::relocate): Likewise.
13005 (Target_i386::Relocate::relocate_tls): Likewise.
13006 * object.h (Got_offset_list): New class.
13007 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13008 (Sized_relobj::local_got_offset): Likewise.
13009 (Sized_relobj::set_local_got_offset): Likewise.
13010 (Sized_relobj::local_has_tls_got_offset): Removed.
13011 (Sized_relobj::local_tls_got_offset): Removed.
13012 (Sized_relobj::set_local_tls_got_offset): Removed.
13013 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13014 * output.cc (Output_data_got::add_global): Added got_type parameter.
13015 (Output_data_got::add_global_with_rel): Likewise.
13016 (Output_data_got::add_global_with_rela): Likewise.
13017 (Output_data_got::add_global_pair_with_rel): New function.
13018 (Output_data_got::add_global_pair_with_rela): New function.
13019 (Output_data_got::add_local): Added got_type parameter.
13020 (Output_data_got::add_local_with_rel): Likewise.
13021 (Output_data_got::add_local_with_rela): Likewise.
13022 (Output_data_got::add_local_pair_with_rel): New function.
13023 (Output_data_got::add_local_pair_with_rela): New function.
13024 (Output_data_got::add_global_tls): Removed.
13025 (Output_data_got::add_global_tls_with_rel): Removed.
13026 (Output_data_got::add_global_tls_with_rela): Removed.
13027 (Output_data_got::add_local_tls): Removed.
13028 (Output_data_got::add_local_tls_with_rel): Removed.
13029 (Output_data_got::add_local_tls_with_rela): Removed.
13030 * output.h (Output_data_got::add_global): Added got_type parameter.
13031 (Output_data_got::add_global_with_rel): Likewise.
13032 (Output_data_got::add_global_with_rela): Likewise.
13033 (Output_data_got::add_global_pair_with_rel): New function.
13034 (Output_data_got::add_global_pair_with_rela): New function.
13035 (Output_data_got::add_local): Added got_type parameter.
13036 (Output_data_got::add_local_with_rel): Likewise.
13037 (Output_data_got::add_local_with_rela): Likewise.
13038 (Output_data_got::add_local_pair_with_rel): New function.
13039 (Output_data_got::add_local_pair_with_rela): New function.
13040 (Output_data_got::add_global_tls): Removed.
13041 (Output_data_got::add_global_tls_with_rel): Removed.
13042 (Output_data_got::add_global_tls_with_rela): Removed.
13043 (Output_data_got::add_local_tls): Removed.
13044 (Output_data_got::add_local_tls_with_rel): Removed.
13045 (Output_data_got::add_local_tls_with_rela): Removed.
13046 * resolve.cc (Symbol::override_base_with_special): Removed
13047 reference to has_got_offset_ field.
13048 * symtab.cc (Symbol::init_fields): Replaced initialization
13049 of got_offset_ with got_offsets_. Removed initialization
13051 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13052 (Symbol::got_offset): Likewise.
13053 (Symbol::set_got_offset): Likewise.
13054 (Symbol::has_tls_got_offset): Removed.
13055 (Symbol::tls_got_offset): Removed.
13056 (Symbol::set_tls_got_offset): Removed.
13057 (Symbol::got_offset_): Removed.
13058 (Symbol::tls_mod_got_offset_): Removed.
13059 (Symbol::tls_pair_got_offset_): Removed.
13060 (Symbol::got_offsets_): New field.
13061 (Symbol::has_got_offset): Removed.
13062 (Symbol::has_tls_mod_got_offset): Removed.
13063 (Symbol::has_tls_pair_got_offset): Removed.
13064 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13065 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13067 (Target_x86_64::Scan::global): Likewise.
13068 (Target_x86_64::Relocate::relocate): Likewise.
13069 (Target_x86_64::Relocate::relocate_tls): Likewise.
13071 2008-03-25 Ben Elliston <bje@au.ibm.com>
13073 * yyscript.y: Fix spelling error in comment.
13075 2008-03-24 Ian Lance Taylor <iant@google.com>
13077 * options.h (class General_options): Define build_id option.
13078 * layout.h (class Layout): Declare write_build_id, create_note,
13079 create_build_id. Add build_id_note_ member.
13080 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13081 "libiberty.h", "md5.h", "sha1.h".
13082 (Layout::Layout): Initialize eh_frame_data_,
13083 eh_frame_hdr_section_, and build_id_note_.
13084 (Layout::finalize): Call create_build_id.
13085 (Layout::create_note): New function, broken out of
13086 Layout::create_gold_note.
13087 (Layout::create_gold_note): Call create_note.
13088 (Layout::create_build_id): New function.
13089 (Layout::write_build_id): New function.
13090 (Close_task_runner::run): Call write_build_id.
13092 * x86_64.cc: Correct license to GPLv3.
13094 2008-03-23 Ian Lance Taylor <iant@google.com>
13096 * options.cc: Include "demangle.h".
13097 (parse_optional_string): New function.
13098 (parse_long_option): Handle takes_optional_argument.
13099 (parse_short_option): Update dash_z initializer. Handle
13100 takes_optional_argument.
13101 (General_options::General_options): Initialize do_demangle_.
13102 (General_options::finalize): Set do_demangle_. Handle demangling
13104 * options.h (parse_optional_string): Declare.
13105 (struct One_option): Add optional_arg field. Update constructor.
13106 Update call constructor calls. Add takes_optional_argument
13108 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13109 (DEFINE_optional_string): Define.
13110 (General_options::demangle): Change from DEFINE_bool to
13111 DEFINE_optional_string.
13112 (General_options::no_demangle): New function.
13113 (General_options::do_demangle): New function.
13114 (General_options::set_do_demangle): New function.
13115 (General_options::execstack_status_): Move definition to end of
13117 (General_options::static_): Likewise.
13118 (General_options::do_demangle_): New field.
13119 * object.cc (big_endian>::get_symbol_location_info): Call
13120 Options::do_demangle, not Options::demangle.
13121 * symtab.cc (demangle): Likewise.
13123 2008-03-22 Ian Lance Taylor <iant@google.com>
13125 * gold.h: Include <cstddef> and <sys/types.h>
13126 * options.h: Include <cstring>.
13128 2008-03-21 Ian Lance Taylor <iant@google.com>
13130 * Added source code to GNU binutils.