1 2016-06-22 H.J. Lu <hongjiu.lu@intel.com>
4 * NEWS: Mention --enable-relro.
5 * configure.ac: Add --enable-relro.
6 (DEFAULT_LD_Z_RELRO): New. Set by --enable-relro and default
8 * config.in: Regenerated.
10 * options.h (General_options::relro): Default to
13 2016-06-20 Cary Coutant <ccoutant@gmail.com>
15 * NEWS: Add new features in 1.12.
16 * version.cc (version_string): Bump to 1.12.
18 2016-06-20 H.J. Lu <hongjiu.lu@intel.com>
21 * i386.cc (Target_i386::first_plt_entry_offset): Return 0 if
23 (Target_i386::plt_entry_size): Likewise.
24 (Target_x86_64<size>::first_plt_entry_offset): Likewise.
25 (Target_x86_64<size>::plt_entry_size): Likewise.
27 2016-06-20 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
29 * mips.cc (Target_mips::Target_mips): Initialize rld_map_.
30 (Target_mips::rld_map_): New data member.
31 (Target_mips::do_finalize_sections): Add support for
32 DT_MIPS_RLD_MAP and DT_MIPS_RLD_MAP_REL dynamic tags,
33 .rld_map section, and __RLD_MAP symbol.
34 (Target_mips::do_dynamic_tag_custom_value): Add support for
35 DT_MIPS_RLD_MAP_REL dynamic tag.
36 * output.cc (Output_data_dynamic::get_entry_offset): New method
38 * output.h (Output_data_dynamic::get_entry_offset): New method
41 2016-06-20 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
43 * mips.cc (Mips_relocate_functions::relpc16): Add unaligned check.
45 2016-06-20 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
47 * mips.cc (relocation_needs_la25_stub): Add support for relocs:
48 R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
49 (hi16_reloc): Add support for R_MIPS_PCHI16 relocation.
50 (is_matching_lo16_reloc): Likewise.
51 (lo16_reloc): Add support for R_MIPS_PCLO16 relocation.
52 (Mips_output_data_plt::plt_entry_r6): New static data member for
54 (Target_mips::is_output_r6): New method.
55 (Target_mips::Mips_mach): Add new enum constants.
56 (Mips_relocate_functions::Status): Likewise.
57 (Mips_relocate_functions::pchi16_relocs): New static data member.
58 (Mips_relocate_functions::relpc21): New method.
59 (Mips_relocate_functions::relpc26): Likewise.
60 (Mips_relocate_functions::relpc18): Likewise.
61 (Mips_relocate_functions::relpc19): Likewise.
62 (Mips_relocate_functions::relpchi16): Likewise.
63 (Mips_relocate_functions::do_relpchi16): Likewise.
64 (Mips_relocate_functions::relpclo16): Likewise.
65 (Mips_output_data_plt::do_write): Add support for Mips r6 plt
67 (Target_mips::mips_32bit_flags): Add E_MIPS_ARCH_32R6 support.
68 (Target_mips::elf_mips_mach): Add E_MIPS_ARCH_32R6 and
69 E_MIPS_ARCH_64R6 support.
70 (Target_mips::update_abiflags_isa): Likewise.
71 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_PCHI16,
72 R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2, R_MIPS_PC18_S3 and
74 (Target_mips::Scan::local): Add support for relocs: R_MIPS_PCHI16
76 (Target_mips::Scan::global): Add support for relocs:
77 R_MIPS_PC21_S2 and R_MIPS_PC26_S2.
78 (Target_mips::Relocate::relocate): Call functions for resolving
79 Mips32r6 and Mips64r6 relocations, and print error message for
80 STATUS_PCREL_UNALIGNED.
81 (Target_mips::Scan::get_reference_flags): Add support for relocs:
82 R_MIPS_PCHI16, R_MIPS_PCLO16, R_MIPS_PC21_S2, R_MIPS_PC26_S2,
83 R_MIPS_PC18_S3 and R_MIPS_PC19_S2.
84 (Target_mips::elf_mips_mach_name): Add E_MIPS_ARCH_32R6 and
85 E_MIPS_ARCH_64R6 support.
87 2016-06-13 H.J. Lu <hongjiu.lu@intel.com>
90 * testsuite/script_test_2.t: Add .got.plt after .got.
92 2016-06-10 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
94 * mips.cc (struct Mips_abiflags): New struct.
95 (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
97 (Mips_relobj::~Mips_relobj): Delete object pointed by
98 attributes_section_data_.
99 (Mips_relobj::abiflags): New method.
100 (Mips_relobj::attributes_section_data): Likewise.
101 (Mips_relobj::attributes_section_data_): New data member.
102 (Mips_relobj::abiflags_): Likewise.
103 (class Mips_output_section_abiflags): New class.
104 (Target_mips::Target_mips): Initialize attributes_section_data_,
105 abiflags_ and has_abiflags_section_.
106 (Target_mips::do_should_include_section): Don't emit input
107 .MIPS.abiflags sections to output .MIPS.abiflags.
108 (Target_mips::Mips_mach): Add new enum constants.
109 (Target_mips::mips_isa_ext_mach): New method.
110 (Target_mips::mips_isa_ext): Likewise.
111 (Target_mips::update_abiflags_isa): Likewise.
112 (Target_mips::infer_abiflags): Likewise.
113 (Target_mips::create_abiflags): Likewise.
114 (Target_mips::fp_abi_string): Likewise.
115 (Target_mips::select_fp_abi): Likewise.
116 (Target_mips::merge_obj_attributes): Likewise.
117 (Target_mips::merge_obj_abiflags): Likewise.
118 (Target_mips::level_rev): Likewise.
119 (Target_mips::merge_obj_e_flags): Rename from
120 merge_processor_specific_flags. Remove dyn_obj argument,
121 call update_abiflags_isa when needed, compare NaN encodings and
123 (Target_mips::add_machine_extensions): Add two machine extensions
125 (Target_mips::attributes_section_data_): New data member.
126 (Target_mips::abiflags_): Likewise.
127 (Target_mips::has_abiflags_section_): Likewise.
128 (Mips_relobj::do_read_symbols): Read .gnu.attributes and
129 .MIPS.abiflags sections if they exists.
130 (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
131 E_MIPS_MACH_OCTEON3 support.
132 (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
133 (Target_mips::do_finalize_sections): Merge .gnu.attributes and
134 .MIPS.abiflags sections from input. Create these sections if
136 (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
137 E_MIPS_MACH_OCTEON3 support, and change strings for
138 E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
141 2016-06-10 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
143 * mips.cc (Mips_relobj::Mips_relobj): Initialize
144 has_reginfo_section_.
145 (Mips_relobj::has_reginfo_section_): New data member.
146 (Mips_relobj::has_reginfo_section): New method.
147 (class Mips_output_section_reginfo): Change base class to
148 Output_section_data, and set masks of the output .reginfo section
150 (Mips_output_section_reginfo::as_mips_output_section_reginfo):
152 (Mips_output_section_reginfo::set_masks): Likewise.
153 (Mips_output_section_reginfo::set_final_data_size): Likewise.
154 (Mips_output_section_reginfo::do_print_to_mapfile): New method.
155 (Target_mips::do_make_output_section): Remove.
156 (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
157 if the object contains a .reginfo section.
158 (Target_mips::do_finalize_sections): Create a .reginfo output
161 2016-06-09 Artemiy Volkov <artemiyv@acm.org>
163 * mips.cc (Mips_output_data_got::do_write): Add missing template
166 2016-05-30 Marcin KoĆcielnicki <koriakin@0x04.net>
169 * s390.cc (Target_s390::ss_code_st_r14): Removed.
170 (Target_s390::ss_code_l_r14): Removed.
171 (Target_s390::ss_code_ear): Removed.
172 (Target_s390::ss_code_c): Removed.
173 (Target_s390::ss_match_st_r14): New function.
174 (Target_s390::ss_match_l_r14): New function.
175 (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
176 of matching code directly.
177 (Target_s390::ss_match_ear): New function.
178 (Target_s390::ss_match_c): New function.
179 (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
180 of matching code directly.
182 2016-05-19 Cary Coutant <ccoutant@gmail.com>
185 * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
186 parameter; check for protected symbol.
187 * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
188 * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
189 * symtab.cc (Symbol::init_fields): Initialize is_protected_.
190 (Symbol_table::add_from_dynobj): Mark protected symbols.
191 * symtab.h (Symbol::is_protected): New method.
192 (Symbol::set_is_protected): New method.
193 (Symbol::is_protected_): New data member.
195 * testsuite/Makefile.am (copy_test_protected): New test.
196 * testsuite/Makefile.in: Regenerate.
197 * testsuite/copy_test.cc (main): Add legal reference to protected
199 * testsuite/copy_test_v1.cc (main): Likewise.
200 * testsuite/copy_test_2.cc (ip): Add protected symbol.
201 * testsuite/copy_test_protected.cc: New test source file.
202 * testsuite/copy_test_protected.sh: New test script.
204 2016-05-19 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
206 * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
207 for global got symbols, and set addend to 0.
208 (Mips_got_entry::hash): Change hash algorithm.
209 (Mips_got_entry::equals): Refactor.
210 (Mips_got_entry::object): Return input object for local got symbols
212 (Mips_got_entry::addend): Change return of the relocation addend.
213 (Mips_got_entry::addend_): Move from union d.
214 (Mips_got_entry::object_): Move into union d.
215 (class Mips_symbol_hash): New class.
216 (Mips_got_info::Global_got_entry_set): New type.
217 (Mips_got_info::global_got_symbols): Change return type to
218 Global_got_entry_set.
219 (Mips_got_info::global_got_symbols_): Change type to
220 Global_got_entry_set.
221 (Mips_symbol::hash): New method.
222 (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
223 (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
224 (Mips_output_data_mips_stubs::symbols_): Change type to
225 Mips_stubs_entry_set.
226 (Mips_got_info::record_global_got_symbol): Don't pass object
227 argument when creating global got symbol.
228 (Mips_got_info::record_got_entry): Remove find before inserting
230 (Mips_got_info::add_reloc_only_entries): Change type of iterator
231 to Global_got_entry_set.
232 (Mips_got_info::count_got_symbols): Likewise.
233 (Mips_output_data_la25_stub::create_la25_stub): Use push_back
234 for adding entries to symbols_.
235 (Mips_output_data_la25_stub::do_write): Change type of iterator
237 (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
238 of iterator to Mips_stubs_entry_set.
239 (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
240 (Mips_output_data_mips_stubs::do_write): Likewise.
242 2016-05-06 Han Shen <shenhan@google.com>
246 * aarch64-reloc.def: New relocation type.
247 * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
248 (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
249 (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
250 (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
252 2016-04-28 Nick Clifton <nickc@redhat.com>
254 * po/zh_CN.po: Updated Chinese (simplified) translation.
256 2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
258 * Makefile.in: Regenerated with automake 1.11.6.
259 * aclocal.m4: Likewise.
260 * testsuite/Makefile.in: Likewise.
262 2016-03-30 Cary Coutant <ccoutant@gmail.com>
265 * symtab.cc (Symbol_table::define_default_version): Check for case
266 where symbols are both in different shared objects.
268 2016-03-27 Cary Coutant <ccoutant@gmail.com>
271 * i386.cc (Target_i386): Add check for fully-resolved symbol for
274 2016-03-22 Nick Clifton <nickc@redhat.com>
276 * configure: Regenerate.
278 2016-03-21 Cary Coutant <ccoutant@gmail.com>
281 * errors.cc (Errors::undefined_symbol): Add info message when
282 symbol should have been provided by a plugin.
283 * target-reloc.h (issue_undefined_symbol_error): Check for
284 placeholder symbols defined in discarded sections.
285 * testsuite/Makefile.am (plugin_test_9b): New test case.
286 * testsuite/Makefile.in: Regenerate.
287 * testsuite/plugin_test_9b_elf.cc: New test source file.
288 * testsuite/plugin_test_9b_ir.cc: New test source file.
290 2016-03-20 Cary Coutant <ccoutant@gmail.com>
293 * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
294 * testsuite/Makefile.am (eh_test_2): New test.
295 * testsuite/Makefile.in: Regenerate.
296 * testsuite/eh_test_2.sh: New test script.
297 * testsuite/eh_test_a.cc (bar): Make it comdat.
298 * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
300 2016-03-18 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
302 * mips.cc (Mips_relobj::is_n64_): Remove.
303 (Target_mips::ei_class_): Likewise.
304 (Mips_relobj::is_newabi): Call methods.
305 (Mips_relobj::is_n64): Change checking for N64 ABI.
306 (Target_mips::is_output_n64): Likewise.
307 (Target_mips::merge_processor_specific_flags): Remove ei_class
308 argument, and remove comparing ei_class.
309 (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
311 (Target_mips::do_finalize_sections): Don't pass ei_class argument
312 to merge_processor_specific_flags.
313 (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
314 change checking for N64 ABI.
316 2016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
318 * mips.cc (enum Special_relocation_symbol): New enum type.
319 (is_readonly_section): New function.
320 (eh_reloc): Likewise.
321 (Mips_got_entry::is_section_symbol_): New member.
322 (Mips_got_entry::is_section_symbol): New method.
323 (Mips_got_info::record_local_got_symbol): Add is_section_symbol
325 (Mips_relobj::mips_elf_options_section_name): New method.
326 (Mips_output_data_got::record_local_got_symbol): Add
327 is_section_symbol argument, and pass it to
328 Mips_got_info::record_local_got_symbol.
329 (Mips_output_data_got::got_offset): Add addend argument, and pass
330 it to Relobj::local_got_offset.
331 (struct Mips_output_reloc_writer): New type.
332 (class Mips_output_data_reloc): New class.
333 (Mips_output_data_plt::Reloc_section): Change type to
334 Mips_output_data_reloc.
335 (Target_mips::Reloc_section): Likewise.
336 (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
337 (Mips_classify_reloc::get_r_type2): New method.
338 (Mips_classify_reloc::get_r_type3): Likewise.
339 (Mips_classify_reloc::get_r_ssym): Likewise.
340 (Target_mips::Reloca_section): Remove.
341 (Relocate::should_apply_static_reloc): Rename from
342 should_apply_r_mips_32_reloc.
343 (Target_mips::copy_reloc): Replace Reltype parameter with r_type
345 (Mips_relocate_functions::Valtype): New type.
346 (Mips_relocate_functions::Valtype64): New type.
347 (Mips_relocate_functions::check_overflow): New method.
348 (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
350 (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
351 (Mips_relocate_functions::rel16): Add support for resolving
352 relocations for Mips64.
353 (Mips_relocate_functions::rel32): Likewise.
354 (Mips_relocate_functions::reljalr): Likewise.
355 (Mips_relocate_functions::relpc32): Likewise.
356 (Mips_relocate_functions::rel26): Likewise.
357 (Mips_relocate_functions::relpc16): Likewise.
358 (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
359 (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
360 (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
361 (Mips_relocate_functions::do_relhi16): Likewise.
362 (Mips_relocate_functions::do_relgot16_local): Likewise.
363 (Mips_relocate_functions::rello16): Likewise.
364 (Mips_relocate_functions::relgot): Likewise.
365 (Mips_relocate_functions::relgotpage): Likewise.
366 (Mips_relocate_functions::relgotofst): Likewise.
367 (Mips_relocate_functions::relgot_hi16): Likewise.
368 (Mips_relocate_functions::relgot_lo16): Likewise.
369 (Mips_relocate_functions::relgprel): Likewise.
370 (Mips_relocate_functions::relgprel32): Likewise.
371 (Mips_relocate_functions::tlsrelhi16): Likewise.
372 (Mips_relocate_functions::tlsrello16): Likewise.
373 (Mips_relocate_functions::tlsrel32): Likewise.
374 (Mips_relocate_functions::relsub): Likewise.
375 (Mips_relocate_functions::releh): New method.
376 (Mips_relocate_functions::rel64): Likewise.
377 (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
378 pass it to Mips_got_entry.
379 (Mips_got_info::add_local_entries): Pass addend argument
380 to code functions, and for STT_SECTION symbols call
381 add_symbolless_local_addend.
382 (Mips_got_info::add_tls_entries): Pass addend argument to code
384 (Mips_relobj::do_read_symbols): Read gp value that was used to
386 (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
387 instruction. Opcode for instruction will be selected later.
388 (Target_mips::gc_process_relocs): Add case for SHT_RELA.
389 (Target_mips::scan_relocatable_relocs): Likewise.
390 (Target_mips::emit_relocs_scan): Likewise.
391 (Target_mips::relocate_relocs): Likewise.
392 (Target_mips::do_finalize_sections): Skip objects for merging
393 processor specific flags in which all input sections will be
395 (mips_get_size_for_reloc): Add case for R_MIPS_EH.
396 (Target_mips::Scan::get_reference_flags): Likewise.
397 (Target_mips::relocate_special_relocatable): Call rel26 method with
398 calculate_only and calculated_value arguments.
399 (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
400 dynamic relocation against a readonly sections, and pass
401 is_section_symbol to Mips_got_info::record_local_got_symbol.
402 (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
403 dynamic relocation against a readonly sections, and pass r_type
404 and r_offset to Target_mips::copy_reloc.
405 (Target_mips::Relocate::relocate): Add support for resolving
406 relocations for Mips64.
407 (Target_mips::mips_info): Add case for Mips64 default dynamic
409 (Target_selector_mips): Correct emulation names.
411 2016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
413 * mips.cc (class Mips_output_data_la25_stub): Add
414 do_print_to_mapfile function.
416 2016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
418 * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
421 2016-03-09 H.J. Lu <hongjiu.lu@intel.com>
423 * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
424 * testsuite/plugin_layout_with_alignment.c: This.
425 * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
426 (plugin_layout_with_alignment): Likewise.
427 * testsuite/Makefile.in: Regenerated.
429 2016-03-08 Cary Coutant <ccoutant@gmail.com>
432 * testsuite/Makefile.am (retain_symbols_file_test): Remove check
434 * testsuite/Makefile.in: Regenerate.
435 * testsuite/dynamic_list.sh: Likewise.
436 * testsuite/retain_symbols_file_test.sh: Likewise.
438 2016-03-08 Cary Coutant <ccoutant@gmail.com>
441 * arm.cc (Reloc_stub::Key::name): Add unused attribute.
442 * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
444 2016-03-08 Cary Coutant <ccoutant@gmail.com>
445 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
447 * output.cc (Output_reloc_writer): New type.
448 (Output_data_reloc_base::do_write): Move implementation to template
449 in output.h and replace with invocation of template.
450 * output.h (Output_file): Move to top of file.
451 (Output_reloc::get_symbol_index): Move to public interface.
452 (Output_reloc::get_address): Likewise.
453 (Output_data_reloc_base::do_write_generic): New function template.
455 2016-03-04 Cary Coutant <ccoutant@gmail.com>
459 * symtab.cc: Instantiate Sized_symbol::init_constant and
460 Sized_symbol::init_undefined.
462 2016-03-03 Cary Coutant <ccoutant@gmail.com>
465 * layout.h (Layout::add_target_specific_dynamic_tag): New function.
466 * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
467 * mips.cc (Target_mips::make_symbol): Adjust function signature.
468 * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
469 (Target_sparc::do_is_defined_by_abi): Remove test for
471 (Target_sparc::Register_symbol): New struct type.
472 (Target_sparc::register_syms_): New data member.
473 (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
474 (Target_sparc::make_symbol): New function.
475 (Target_sparc::do_finalize_sections): Add register symbols and new
476 dynamic table entries.
477 * symtab.h (Sized_symbol::init_undefined): Add value parameter.
478 (Symbol_table::add_target_global_symbol): New function.
479 (Symbol_table::target_symbols_): New data member.
480 * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
481 (Symbol_table::Symbol_table): Initialize target_symbols_.
482 (Symbol_table::add_from_object): Pass additional parameters to
484 (Symbol_table::define_special_symbol): Likewise.
485 (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
486 undefined symbol value.
487 (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
488 (Symbol_table::sized_finalize): Likewise.
489 (Symbol_table::sized_write_globals): Likewise.
490 * target.h (Sized_target::make_symbol): Add name, st_type, object,
491 st_shndx, and value parameters.
493 2016-03-03 Rafael Ăvila de EspĂndola <rafael.espindola@gmail.com>
495 * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
496 LDPK_WEAKUNDEF symbols.
498 2016-03-03 Than McIntosh <thanm@google.com>
500 * plugin.cc (Plugin::load): Include hooks for get_input_section_size
501 and get_input_section_alignment in transfer vector.
502 (get_input_section_alignment): New function.
503 (get_input_section_size): New function.
504 * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
505 * testsuite/Makefile.in: [Regenerate.]
506 * testsuite/plugin_section_alignment.cc: New test file.
507 * testsuite/plugin_layout_with_alignment.cc: New test file.
508 * testsuite/plugin_layout_with_alignment.sh: New test file.
510 2016-03-03 Evgenii Stepanov <eugenis@google.com>
512 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
514 * plugin.cc (get_symbols_v3): New function.
515 (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
516 (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
519 2016-02-26 Egor Kochetov <egor.kochetov@intel.com>
520 Cary Coutant <ccoutant@gmail.com>
523 * ehframe.h (Cie::fde_encoding): New method.
524 * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
527 2016-02-15 H.J. Lu <hongjiu.lu@intel.com>
529 * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
530 -mrelax-relocations=yes to $(TEST_AS).
531 (x86_64_mov_to_lea6.o): Likewise.
532 (x86_64_overflow_pc32.o): Remove duplicated target.
533 * testsuite/Makefile.in: Regenerated.
535 2016-02-15 Marcin KoĆcielnicki <koriakin@0x04.net>
537 * s390.cc (Target_s390::match_view_u): New helper method.
538 (Target_s390::do_is_call_to_non_split): New method.
539 (Target_s390::ss_code_st_r14): New const.
540 (Target_s390::ss_code_l_r14): New const.
541 (Target_s390::ss_code_bras_8): New const.
542 (Target_s390::ss_code_l_basr): New const.
543 (Target_s390::ss_code_a_basr): New const.
544 (Target_s390::ss_code_ear): New const.
545 (Target_s390::ss_code_c): New const.
546 (Target_s390::ss_code_larl): New const.
547 (Target_s390::ss_code_brasl): New const.
548 (Target_s390::ss_code_jg): New const.
549 (Target_s390::ss_code_jgl): New const.
550 (Target_s390::ss_match_mcount): New helper method.
551 (Target_s390::ss_match_l): New helper method.
552 (Target_s390::ss_match_ahi): New helper method.
553 (Target_s390::ss_match_alfi): New helper method.
554 (Target_s390::ss_match_cr): New helper method.
555 (Target_s390::do_calls_non_split): New method.
556 * testsuite/Makefile.am: Added new tests.
557 * testsuite/Makefile.in: Regenerate.
558 * testsuite/split_s390.sh: New test.
559 * testsuite/split_s390_1_a1.s: New test.
560 * testsuite/split_s390_1_a2.s: New test.
561 * testsuite/split_s390_1_n1.s: New test.
562 * testsuite/split_s390_1_n2.s: New test.
563 * testsuite/split_s390_1_z1.s: New test.
564 * testsuite/split_s390_1_z2.s: New test.
565 * testsuite/split_s390_1_z3.s: New test.
566 * testsuite/split_s390_1_z4.s: New test.
567 * testsuite/split_s390_2_ns.s: New test.
568 * testsuite/split_s390_2_s.s: New test.
569 * testsuite/split_s390x_1_a1.s: New test.
570 * testsuite/split_s390x_1_a2.s: New test.
571 * testsuite/split_s390x_1_n1.s: New test.
572 * testsuite/split_s390x_1_n2.s: New test.
573 * testsuite/split_s390x_1_z1.s: New test.
574 * testsuite/split_s390x_1_z2.s: New test.
575 * testsuite/split_s390x_1_z3.s: New test.
576 * testsuite/split_s390x_1_z4.s: New test.
577 * testsuite/split_s390x_2_ns.s: New test.
578 * testsuite/split_s390x_2_s.s: New test.
580 2016-02-11 Rahul Chaudhry <rahulchaudhry@google.com>
582 * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
583 info message for every erratum 843419 found and fixed.
585 2016-02-07 Cary Coutant <ccoutant@gmail.com>
588 * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
589 information to relocation overflow errors.
591 2016-02-06 Cary Coutant <ccoutant@gmail.com>
594 * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
595 overflow checking when symbol value + addend < 0.
597 2016-02-06 Cary Coutant <ccoutant@gmail.com>
600 * reloc.h (Limits): New class.
601 (Bits::has_overflow32): Use min/max values from Limits.
602 (Bits::has_unsigned_overflow32): Likewise.
603 (Bits::has_signed_unsigned_overflow32): Likewise.
604 (Bits::has_overflow): Likewise.
605 (Bits::has_unsigned_overflow): Likewise.
606 (Bits::has_signed_unsigned_overflow64): Likewise.
608 2016-02-06 Cary Coutant <ccoutant@gmail.com>
611 * reloc.h (Relocate_functions::Overflow_check): Add comments.
612 * x86_64.cc (X86_64_relocate_functions): New class.
613 (Target_x86_64::Relocate::relocate): Use the new class.
614 * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
615 (x32_overflow_pc32): New test case.
616 * testsuite/Makefile.in: Regenerate.
617 * testsuite/x32_overflow_pc32.sh: New script.
618 * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
620 2016-02-06 Cary Coutant <ccoutant@gmail.com>
623 * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
624 (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
626 2016-02-06 Cary Coutant <ccoutant@gmail.com>
629 * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
631 (Bits::has_unsigned_overflow): Likewise.
633 2016-02-06 Marcin KoĆcielnicki <koriakin@0x04.net>
635 * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
637 * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
638 and view_size to is_call_to_non_split.
639 * target.cc (Target::is_call_to_non_split): Add view and view_size
641 * target.h (class Target): Likewise.
643 2016-02-05 Sriraman Tallam <tmsriram@google.com>
645 * icf.cc (get_rel_addend): New function.
646 (get_section_contents): Move merge section addend computation to a
647 new function. Ignore negative values for SHT_REL and SHT_RELA addends.
648 Fix bug to not read past the length of the section.
650 2016-02-05 Cary Coutant <ccoutant@gmail.com>
651 Andrew Senkevich <andrew.senkevich@intel.com>
654 * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
655 checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
657 * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
658 * testsuite/x86_64_overflow_pc32.sh: New test script.
659 * testsuite/x86_64_overflow_pc32.s: New source file.
661 2016-02-05 Cary Coutant <ccoutant@gmail.com>
664 * reloc.h (Relocate_functions::Address): New typedef.
665 (Relocate_functions::Addendtype): New typedef.
666 (Relocate_functions::Overflow_check): New enum type.
667 (Relocate_functions::Reloc_status): New enum type.
668 (Relocate_functions::check_overflow): New function template.
669 (Relocate_functions::rel): Add check parameter; check for overflow.
670 (Relocate_functions::rel_unaligned): Likewise.
671 (Relocate_functions::rela): Likewise.
672 (Relocate_functions::pcrel): Likewise.
673 (Relocate_functions::pcrel_unaligned): Likewise.
674 (Relocate_functions::pcrela): Likewise.
675 (Relocate_functions::rel8): Adjust parameter types.
676 (Relocate_functions::rela8): Likewise.
677 (Relocate_functions::pcrel8): Likewise.
678 (Relocate_functions::pcrela8): Likewise.
679 (Relocate_functions::rel16): Likewise.
680 (Relocate_functions::rela168): Likewise.
681 (Relocate_functions::pcrel16): Likewise.
682 (Relocate_functions::pcrela16): Likewise.
683 (Relocate_functions::rel32): Likewise.
684 (Relocate_functions::rel32_unaligned): Likewise.
685 (Relocate_functions::rela32): Likewise.
686 (Relocate_functions::pcrel32): Likewise.
687 (Relocate_functions::pcrel32_unaligned): Likewise.
688 (Relocate_functions::pcrela32): Likewise.
689 (Relocate_functions::rel8_check): New function.
690 (Relocate_functions::rela8_check): New function.
691 (Relocate_functions::pcrel8_check): New function.
692 (Relocate_functions::pcrela8_check): New function.
693 (Relocate_functions::rel16_check): New function.
694 (Relocate_functions::rela168_check): New function.
695 (Relocate_functions::pcrel16_check): New function.
696 (Relocate_functions::pcrela16_check): New function.
697 (Relocate_functions::rel32_check): New function.
698 (Relocate_functions::rel32_unaligned_check): New function.
699 (Relocate_functions::rela32_check): New function.
700 (Relocate_functions::pcrel32_check): New function.
701 (Relocate_functions::pcrel32_unaligned_check): New function.
702 (Relocate_functions::pcrela32_check): New function.
703 (Bits::has_unsigned_overflow32): New function.
704 (Bits::has_unsigned_overflow): New function.
705 * testsuite/Makefile.am (overflow_unittest): New test.
706 * testsuite/Makefile.in: Regenerate.
707 * testsuite/overflow_unittest.cc: New source file.
709 2016-02-04 Alan Modra <amodra@gmail.com>
711 * powerpc.cc (relocate): Adjust last patch for big-endian.
713 2016-02-02 Alan Modra <amodra@gmail.com>
715 * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
717 2016-01-15 Han Shen <shenhan@google.com>
719 PR gold/19472 - need pc-relative stubs.
721 * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
722 stub type for DSOs and pie executables.
724 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
726 * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
729 2016-01-12 Cary Coutant <ccoutant@gmail.com>
731 * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
732 * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
733 * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
734 specializations) New method.
736 2016-01-11 Cary Coutant <ccoutant@gmail.com>
739 * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
740 we have a TLS segment for GD-to-IE optimization.
741 * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
743 (Target_i386::tls_desc_gd_to_ie): Likewise.
744 (Target_i386::relocate_tls): Don't insist that we have a TLS segment
745 for TLSDESC GD-to-IE optimizations.
746 * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
748 (Target_x86_64::tls_desc_gd_to_ie): Likewise.
749 (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
750 for TLSDESC GD-to-IE optimizations.
752 2016-01-11 Cary Coutant <ccoutant@gmail.com>
754 Refactor gold to enable support for MIPS-64 relocation format.
756 * gc.h (get_embedded_addend_size): Remove sh_type parameter.
757 (gc_process_relocs): Remove sh_type template parameter.
758 Use Classify_reloc to access r_sym, r_type, and r_addend fields.
759 * object.h (Sized_relobj_file::split_stack_adjust): Add target
761 (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
762 * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
763 specializations) Remove.
764 * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
765 (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
766 (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
767 (Sized_relobj_file::split_stack_adjust): Add target parameter.
769 (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
770 Target::get_r_sym() to get r_sym field from relocations.
771 (Track_relocs::next_symndx): Call Target::get_r_sym().
772 * target-reloc.h (scan_relocs): Remove sh_type template parameter;
773 add Classify_reloc template parameter. Use for accessing r_sym and
775 (relocate_section): Likewise.
776 (Default_classify_reloc): New class (renamed and moved from reloc.cc).
777 (Default_scan_relocatable_relocs): Remove sh_type template parameter.
778 (Default_scan_relocatable_relocs::Reltype): New typedef.
779 (Default_scan_relocatable_relocs::reloc_size): New const.
780 (Default_scan_relocatable_relocs::sh_type): New const.
781 (Default_scan_relocatable_relocs::get_r_sym): New method.
782 (Default_scan_relocatable_relocs::get_r_type): New method.
783 (Default_emit_relocs_strategy): New class.
784 (scan_relocatable_relocs): Replace sh_type template parameter with
785 Scan_relocatable_relocs class. Use it to access r_sym and r_type
787 (relocate_relocs): Replace sh_type template parameter with
788 Classify_reloc class. Use it to access r_sym and r_type fields.
789 * target.h (Target::is_call_to_non_split): Replace r_type parameter
790 with pointer to relocation. Adjust all callers.
791 (Target::do_is_call_to_non_split): Likewise.
792 (Target::emit_relocs_scan): New virtual method.
793 (Sized_target::get_r_sym): New virtual method.
794 * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
795 with pointer to relocation.
797 * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
798 (Target_aarch64::Relocatable_size_for_reloc): Remove.
799 (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
800 (Target_aarch64::scan_relocs): Likewise.
801 (Target_aarch64::relocate_section): Likewise.
802 (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
804 (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
805 (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
806 * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
808 (Target_arm::emit_relocs_scan): New method.
809 (Target_arm::Relocatable_size_for_reloc): Replace with...
810 (Target_arm::Classify_reloc): ...this.
811 (Target_arm::gc_process_relocs): Use Classify_reloc.
812 (Target_arm::scan_relocs): Likewise.
813 (Target_arm::relocate_section): Likewise.
814 (Target_arm::scan_relocatable_relocs): Likewise.
815 (Target_arm::relocate_relocs): Likewise.
816 * i386.cc (Target_i386::emit_relocs_scan): New method.
817 (Target_i386::Relocatable_size_for_reloc): Replace with...
818 (Target_i386::Classify_reloc): ...this.
819 (Target_i386::gc_process_relocs): Use Classify_reloc.
820 (Target_i386::scan_relocs): Likewise.
821 (Target_i386::relocate_section): Likewise.
822 (Target_i386::scan_relocatable_relocs): Likewise.
823 (Target_i386::relocate_relocs): Likewise.
824 * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
826 (Mips_reloc_types): New class template.
827 (Mips_classify_reloc): New class template.
828 (Target_mips::Reltype): New typedef.
829 (Target_mips::Relatype): New typedef.
830 (Target_mips::emit_relocs_scan): New method.
831 (Target_mips::get_r_sym): New method.
832 (Target_mips::Relocatable_size_for_reloc): Replace with
834 (Target_mips::copy_reloc): Use Mips_classify_reloc.
835 (Target_mips::gc_process_relocs): Likewise.
836 (Target_mips::scan_relocs): Likewise.
837 (Target_mips::relocate_section): Likewise.
838 (Target_mips::scan_relocatable_relocs): Likewise.
839 (Target_mips::relocate_relocs): Likewise.
840 (mips_get_size_for_reloc): New function, factored out from
841 Relocatable_size_for_reloc::get_size_for_reloc.
842 (Target_mips::Scan::local): Use Mips_classify_reloc.
843 (Target_mips::Scan::global): Likewise.
844 (Target_mips::Relocate::relocate): Likewise.
845 * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
846 (Target_powerpc::Relocatable_size_for_reloc): Remove.
847 (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
848 (Target_powerpc::scan_relocs): Likewise.
849 (Target_powerpc::relocate_section): Likewise.
850 (Powerpc_scan_relocatable_reloc): Convert to class template.
851 (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
852 (Powerpc_scan_relocatable_reloc::reloc_size): New const.
853 (Powerpc_scan_relocatable_reloc::sh_type): New const.
854 (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
855 (Powerpc_scan_relocatable_reloc::get_r_type): New method.
856 (Target_powerpc::scan_relocatable_relocs): Use
857 Powerpc_scan_relocatable_reloc.
858 (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
859 * s390.cc (Target_s390::emit_relocs_scan): New method.
860 (Target_s390::Relocatable_size_for_reloc): Remove.
861 (Target_s390::gc_process_relocs): Use Default_classify_reloc.
862 (Target_s390::scan_relocs): Likewise.
863 (Target_s390::relocate_section): Likewise.
864 (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
866 (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
867 (Target_s390::relocate_relocs): Use Default_classify_reloc.
868 * sparc.cc (Target_sparc::emit_relocs_scan): New method.
869 (Target_sparc::Relocatable_size_for_reloc): Remove.
870 (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
871 (Target_sparc::scan_relocs): Likewise.
872 (Target_sparc::relocate_section): Likewise.
873 (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
875 (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
876 (Target_sparc::relocate_relocs): Use Default_classify_reloc.
877 * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
878 (Target_tilegx::Relocatable_size_for_reloc): Remove.
879 (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
880 (Target_tilegx::scan_relocs): Likewise.
881 (Target_tilegx::relocate_section): Likewise.
882 (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
884 (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
885 (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
886 * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
887 (Target_x86_64::Relocatable_size_for_reloc): Remove.
888 (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
889 (Target_x86_64::scan_relocs): Likewise.
890 (Target_x86_64::relocate_section): Likewise.
891 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
893 (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
894 (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
896 * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
898 2016-01-01 Alan Modra <amodra@gmail.com>
900 Update year range in copyright notice of all files.
902 For older changes see ChangeLog-0815
904 Copyright (C) 2016 Free Software Foundation, Inc.
906 Copying and distribution of this file, with or without modification,
907 are permitted in any medium without royalty provided the copyright
908 notice and this notice are preserved.
914 version-control: never