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Add the GOT base for GOT32 relocs against IFUNC
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
b52717c0
VR		 12016-06-10 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
2
3 * mips.cc (struct Mips_abiflags): New struct.
4 (Mips_relobj::Mips_relobj): Initialize attributes_section_data_
5 and abiflags_.
6 (Mips_relobj::~Mips_relobj): Delete object pointed by
7 attributes_section_data_.
8 (Mips_relobj::abiflags): New method.
9 (Mips_relobj::attributes_section_data): Likewise.
10 (Mips_relobj::attributes_section_data_): New data member.
11 (Mips_relobj::abiflags_): Likewise.
12 (class Mips_output_section_abiflags): New class.
13 (Target_mips::Target_mips): Initialize attributes_section_data_,
14 abiflags_ and has_abiflags_section_.
15 (Target_mips::do_should_include_section): Don't emit input
16 .MIPS.abiflags sections to output .MIPS.abiflags.
17 (Target_mips::Mips_mach): Add new enum constants.
18 (Target_mips::mips_isa_ext_mach): New method.
19 (Target_mips::mips_isa_ext): Likewise.
20 (Target_mips::update_abiflags_isa): Likewise.
21 (Target_mips::infer_abiflags): Likewise.
22 (Target_mips::create_abiflags): Likewise.
23 (Target_mips::fp_abi_string): Likewise.
24 (Target_mips::select_fp_abi): Likewise.
25 (Target_mips::merge_obj_attributes): Likewise.
26 (Target_mips::merge_obj_abiflags): Likewise.
27 (Target_mips::level_rev): Likewise.
28 (Target_mips::merge_obj_e_flags): Rename from
29 merge_processor_specific_flags. Remove dyn_obj argument,
30 call update_abiflags_isa when needed, compare NaN encodings and
31 compare FP64 state.
32 (Target_mips::add_machine_extensions): Add two machine extensions
33 and fix one.
34 (Target_mips::attributes_section_data_): New data member.
35 (Target_mips::abiflags_): Likewise.
36 (Target_mips::has_abiflags_section_): Likewise.
37 (Mips_relobj::do_read_symbols): Read .gnu.attributes and
38 .MIPS.abiflags sections if they exists.
39 (Target_mips::elf_mips_mach): Add E_MIPS_MACH_5900 and
40 E_MIPS_MACH_OCTEON3 support.
41 (Target_mips::do_adjust_elf_header): Setup EI_ABIVERSION flag.
42 (Target_mips::do_finalize_sections): Merge .gnu.attributes and
43 .MIPS.abiflags sections from input. Create these sections if
44 needed.
45 (Target_mips::elf_mips_mach_name): Add E_MIPS_MACH_5900 and
46 E_MIPS_MACH_OCTEON3 support, and change strings for
47 E_MIPS_MACH_LS2E, E_MIPS_MACH_LS2F and E_MIPS_MACH_LS3A just
48 to match bfd.
49
82e49872
VR		 502016-06-10 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
51
52 * mips.cc (Mips_relobj::Mips_relobj): Initialize
53 has_reginfo_section_.
54 (Mips_relobj::has_reginfo_section_): New data member.
55 (Mips_relobj::has_reginfo_section): New method.
56 (class Mips_output_section_reginfo): Change base class to
57 Output_section_data, and set masks of the output .reginfo section
58 in constructor.
59 (Mips_output_section_reginfo::as_mips_output_section_reginfo):
60 Remove.
61 (Mips_output_section_reginfo::set_masks): Likewise.
62 (Mips_output_section_reginfo::set_final_data_size): Likewise.
63 (Mips_output_section_reginfo::do_print_to_mapfile): New method.
64 (Target_mips::do_make_output_section): Remove.
65 (Mips_relobj::do_read_symbols): Set has_reginfo_section_ to true
66 if the object contains a .reginfo section.
67 (Target_mips::do_finalize_sections): Create a .reginfo output
68 section if needed.
69
a080d84d
AV		 702016-06-09 Artemiy Volkov <artemiyv@acm.org>
71
72 * mips.cc (Mips_output_data_got::do_write): Add missing template
73 args via typedef.
74
40d85a7f
MK		 752016-05-30 Marcin Kościelnicki <koriakin@0x04.net>
76
77 PR/19960
78 * s390.cc (Target_s390::ss_code_st_r14): Removed.
79 (Target_s390::ss_code_l_r14): Removed.
80 (Target_s390::ss_code_ear): Removed.
81 (Target_s390::ss_code_c): Removed.
82 (Target_s390::ss_match_st_r14): New function.
83 (Target_s390::ss_match_l_r14): New function.
84 (Target_s390::ss_match_mcount): Call ss_match_{l,st}_r14 instead
85 of matching code directly.
86 (Target_s390::ss_match_ear): New function.
87 (Target_s390::ss_match_c): New function.
88 (Target_s390::do_calls_non_split): Call ss_match_{ear,c} instead
89 of matching code directly.
90
6eeb0170
CC		 912016-05-19 Cary Coutant <ccoutant@gmail.com>
92
93 PR gold/19823
94 * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
95 parameter; check for protected symbol.
96 * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
97 * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
98 * symtab.cc (Symbol::init_fields): Initialize is_protected_.
99 (Symbol_table::add_from_dynobj): Mark protected symbols.
100 * symtab.h (Symbol::is_protected): New method.
101 (Symbol::set_is_protected): New method.
102 (Symbol::is_protected_): New data member.
103
104 * testsuite/Makefile.am (copy_test_protected): New test.
105 * testsuite/Makefile.in: Regenerate.
106 * testsuite/copy_test.cc (main): Add legal reference to protected
107 symbol.
108 * testsuite/copy_test_v1.cc (main): Likewise.
109 * testsuite/copy_test_2.cc (ip): Add protected symbol.
110 * testsuite/copy_test_protected.cc: New test source file.
111 * testsuite/copy_test_protected.sh: New test script.
112
15eb1beb
VR		 1132016-05-19 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
114
115 * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
116 for global got symbols, and set addend to 0.
117 (Mips_got_entry::hash): Change hash algorithm.
118 (Mips_got_entry::equals): Refactor.
119 (Mips_got_entry::object): Return input object for local got symbols
120 from union d.
121 (Mips_got_entry::addend): Change return of the relocation addend.
122 (Mips_got_entry::addend_): Move from union d.
123 (Mips_got_entry::object_): Move into union d.
124 (class Mips_symbol_hash): New class.
125 (Mips_got_info::Global_got_entry_set): New type.
126 (Mips_got_info::global_got_symbols): Change return type to
127 Global_got_entry_set.
128 (Mips_got_info::global_got_symbols_): Change type to
129 Global_got_entry_set.
130 (Mips_symbol::hash): New method.
131 (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
132 (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
133 (Mips_output_data_mips_stubs::symbols_): Change type to
134 Mips_stubs_entry_set.
135 (Mips_got_info::record_global_got_symbol): Don't pass object
136 argument when creating global got symbol.
137 (Mips_got_info::record_got_entry): Remove find before inserting
138 got entries.
139 (Mips_got_info::add_reloc_only_entries): Change type of iterator
140 to Global_got_entry_set.
141 (Mips_got_info::count_got_symbols): Likewise.
142 (Mips_output_data_la25_stub::create_la25_stub): Use push_back
143 for adding entries to symbols_.
144 (Mips_output_data_la25_stub::do_write): Change type of iterator
145 to std::vector.
146 (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
147 of iterator to Mips_stubs_entry_set.
148 (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
149 (Mips_output_data_mips_stubs::do_write): Likewise.
150
5c28a503
HS		 1512016-05-06 Han Shen <shenhan@google.com>
152
153 PR gold/19987.
154
155 * aarch64-reloc.def: New relocation type.
156 * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
157 (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
158 (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
159 (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
160
786a118c
NC		 1612016-04-28 Nick Clifton <nickc@redhat.com>
162
163 * po/zh_CN.po: Updated Chinese (simplified) translation.
164
6fd8e7c2
L		 1652016-04-15 H.J. Lu <hongjiu.lu@intel.com>
166
167 * Makefile.in: Regenerated with automake 1.11.6.
168 * aclocal.m4: Likewise.
169 * testsuite/Makefile.in: Likewise.
170
b60ecbc6
CC		 1712016-03-30 Cary Coutant <ccoutant@gmail.com>
172
173 PR gold/16979
174 * symtab.cc (Symbol_table::define_default_version): Check for case
175 where symbols are both in different shared objects.
176
ed700649
CC		 1772016-03-27 Cary Coutant <ccoutant@gmail.com>
178
179 PR gold/16111
180 * i386.cc (Target_i386): Add check for fully-resolved symbol for
181 R_386_GOTOFF.
182
9780e045
NC		 1832016-03-22 Nick Clifton <nickc@redhat.com>
184
185 * configure: Regenerate.
186
648c5cbb
CC		 1872016-03-21 Cary Coutant <ccoutant@gmail.com>
188
189 PR gold/19842
190 * errors.cc (Errors::undefined_symbol): Add info message when
191 symbol should have been provided by a plugin.
192 * target-reloc.h (issue_undefined_symbol_error): Check for
193 placeholder symbols defined in discarded sections.
194 * testsuite/Makefile.am (plugin_test_9b): New test case.
195 * testsuite/Makefile.in: Regenerate.
196 * testsuite/plugin_test_9b_elf.cc: New test source file.
197 * testsuite/plugin_test_9b_ir.cc: New test source file.
198
698400bf
CC		 1992016-03-20 Cary Coutant <ccoutant@gmail.com>
200
201 PR gold/19002
202 * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
203 * testsuite/Makefile.am (eh_test_2): New test.
204 * testsuite/Makefile.in: Regenerate.
205 * testsuite/eh_test_2.sh: New test script.
206 * testsuite/eh_test_a.cc (bar): Make it comdat.
207 * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
208
01b84e25
VR		 2092016-03-18 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
210
211 * mips.cc (Mips_relobj::is_n64_): Remove.
212 (Target_mips::ei_class_): Likewise.
213 (Mips_relobj::is_newabi): Call methods.
214 (Mips_relobj::is_n64): Change checking for N64 ABI.
215 (Target_mips::is_output_n64): Likewise.
216 (Target_mips::merge_processor_specific_flags): Remove ei_class
217 argument, and remove comparing ei_class.
218 (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
219 of the ELF header.
220 (Target_mips::do_finalize_sections): Don't pass ei_class argument
221 to merge_processor_specific_flags.
222 (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
223 change checking for N64 ABI.
224
47a9f4fc
VR		 2252016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
226
227 * mips.cc (enum Special_relocation_symbol): New enum type.
228 (is_readonly_section): New function.
229 (eh_reloc): Likewise.
230 (Mips_got_entry::is_section_symbol_): New member.
231 (Mips_got_entry::is_section_symbol): New method.
232 (Mips_got_info::record_local_got_symbol): Add is_section_symbol
233 argument.
234 (Mips_relobj::mips_elf_options_section_name): New method.
235 (Mips_output_data_got::record_local_got_symbol): Add
236 is_section_symbol argument, and pass it to
237 Mips_got_info::record_local_got_symbol.
238 (Mips_output_data_got::got_offset): Add addend argument, and pass
239 it to Relobj::local_got_offset.
240 (struct Mips_output_reloc_writer): New type.
241 (class Mips_output_data_reloc): New class.
242 (Mips_output_data_plt::Reloc_section): Change type to
243 Mips_output_data_reloc.
244 (Target_mips::Reloc_section): Likewise.
245 (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
246 (Mips_classify_reloc::get_r_type2): New method.
247 (Mips_classify_reloc::get_r_type3): Likewise.
248 (Mips_classify_reloc::get_r_ssym): Likewise.
249 (Target_mips::Reloca_section): Remove.
250 (Relocate::should_apply_static_reloc): Rename from
251 should_apply_r_mips_32_reloc.
252 (Target_mips::copy_reloc): Replace Reltype parameter with r_type
253 and r_offset.
254 (Mips_relocate_functions::Valtype): New type.
255 (Mips_relocate_functions::Valtype64): New type.
256 (Mips_relocate_functions::check_overflow): New method.
257 (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
258 interface.
259 (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
260 (Mips_relocate_functions::rel16): Add support for resolving
261 relocations for Mips64.
262 (Mips_relocate_functions::rel32): Likewise.
263 (Mips_relocate_functions::reljalr): Likewise.
264 (Mips_relocate_functions::relpc32): Likewise.
265 (Mips_relocate_functions::rel26): Likewise.
266 (Mips_relocate_functions::relpc16): Likewise.
267 (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
268 (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
269 (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
270 (Mips_relocate_functions::do_relhi16): Likewise.
271 (Mips_relocate_functions::do_relgot16_local): Likewise.
272 (Mips_relocate_functions::rello16): Likewise.
273 (Mips_relocate_functions::relgot): Likewise.
274 (Mips_relocate_functions::relgotpage): Likewise.
275 (Mips_relocate_functions::relgotofst): Likewise.
276 (Mips_relocate_functions::relgot_hi16): Likewise.
277 (Mips_relocate_functions::relgot_lo16): Likewise.
278 (Mips_relocate_functions::relgprel): Likewise.
279 (Mips_relocate_functions::relgprel32): Likewise.
280 (Mips_relocate_functions::tlsrelhi16): Likewise.
281 (Mips_relocate_functions::tlsrello16): Likewise.
282 (Mips_relocate_functions::tlsrel32): Likewise.
283 (Mips_relocate_functions::relsub): Likewise.
284 (Mips_relocate_functions::releh): New method.
285 (Mips_relocate_functions::rel64): Likewise.
286 (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
287 pass it to Mips_got_entry.
288 (Mips_got_info::add_local_entries): Pass addend argument
289 to code functions, and for STT_SECTION symbols call
290 add_symbolless_local_addend.
291 (Mips_got_info::add_tls_entries): Pass addend argument to code
292 functions.
293 (Mips_relobj::do_read_symbols): Read gp value that was used to
294 create object.
295 (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
296 instruction. Opcode for instruction will be selected later.
297 (Target_mips::gc_process_relocs): Add case for SHT_RELA.
298 (Target_mips::scan_relocatable_relocs): Likewise.
299 (Target_mips::emit_relocs_scan): Likewise.
300 (Target_mips::relocate_relocs): Likewise.
301 (Target_mips::do_finalize_sections): Skip objects for merging
302 processor specific flags in which all input sections will be
303 discarded.
304 (mips_get_size_for_reloc): Add case for R_MIPS_EH.
305 (Target_mips::Scan::get_reference_flags): Likewise.
306 (Target_mips::relocate_special_relocatable): Call rel26 method with
307 calculate_only and calculated_value arguments.
308 (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
309 dynamic relocation against a readonly sections, and pass
310 is_section_symbol to Mips_got_info::record_local_got_symbol.
311 (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
312 dynamic relocation against a readonly sections, and pass r_type
313 and r_offset to Target_mips::copy_reloc.
314 (Target_mips::Relocate::relocate): Add support for resolving
315 relocations for Mips64.
316 (Target_mips::mips_info): Add case for Mips64 default dynamic
317 linker name.
318 (Target_selector_mips): Correct emulation names.
319
1a08ae21
VR		 3202016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
321
322 * mips.cc (class Mips_output_data_la25_stub): Add
323 do_print_to_mapfile function.
324
c2fa9ced
VR		 3252016-03-17 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
326
327 * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
328 elf_r_info.
329
fd91f002
L		 3302016-03-09 H.J. Lu <hongjiu.lu@intel.com>
331
332 * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
333 * testsuite/plugin_layout_with_alignment.c: This.
334 * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
335 (plugin_layout_with_alignment): Likewise.
336 * testsuite/Makefile.in: Regenerated.
337
7ff6eb49
CC		 3382016-03-08 Cary Coutant <ccoutant@gmail.com>
339
340 PR 19751
341 * testsuite/Makefile.am (retain_symbols_file_test): Remove check
342 for constructor.
343 * testsuite/Makefile.in: Regenerate.
344 * testsuite/dynamic_list.sh: Likewise.
345 * testsuite/retain_symbols_file_test.sh: Likewise.
346
202736be
CC		 3472016-03-08 Cary Coutant <ccoutant@gmail.com>
348
349 PR 19751
350 * arm.cc (Reloc_stub::Key::name): Add unused attribute.
351 * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
352
c32482d6
CC		 3532016-03-08 Cary Coutant <ccoutant@gmail.com>
354 Vladimir Radosavljevic <vladimir.radosavljevic@imgtec.com>
355
356 * output.cc (Output_reloc_writer): New type.
357 (Output_data_reloc_base::do_write): Move implementation to template
358 in output.h and replace with invocation of template.
359 * output.h (Output_file): Move to top of file.
360 (Output_reloc::get_symbol_index): Move to public interface.
361 (Output_reloc::get_address): Likewise.
362 (Output_data_reloc_base::do_write_generic): New function template.
363
8d04e81d
CC		 3642016-03-04 Cary Coutant <ccoutant@gmail.com>
365
366 PR gold/19019
367 PR gold/19763
368 * symtab.cc: Instantiate Sized_symbol::init_constant and
369 Sized_symbol::init_undefined.
370
dc1c8a16
CC		 3712016-03-03 Cary Coutant <ccoutant@gmail.com>
372
373 PR gold/19019
374 * layout.h (Layout::add_target_specific_dynamic_tag): New function.
375 * layout.cc (Layout::add_target_specific_dynamic_tag): New function.
376 * mips.cc (Target_mips::make_symbol): Adjust function signature.
377 * sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
378 (Target_sparc::do_is_defined_by_abi): Remove test for
379 STT_SPARC_REGISTER.
380 (Target_sparc::Register_symbol): New struct type.
381 (Target_sparc::register_syms_): New data member.
382 (Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
383 (Target_sparc::make_symbol): New function.
384 (Target_sparc::do_finalize_sections): Add register symbols and new
385 dynamic table entries.
386 * symtab.h (Sized_symbol::init_undefined): Add value parameter.
387 (Symbol_table::add_target_global_symbol): New function.
388 (Symbol_table::target_symbols_): New data member.
389 * symtab.cc (Sized_symbol::init_undefined): Add value parameter.
390 (Symbol_table::Symbol_table): Initialize target_symbols_.
391 (Symbol_table::add_from_object): Pass additional parameters to
392 Target::make_symbol.
393 (Symbol_table::define_special_symbol): Likewise.
394 (Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
395 undefined symbol value.
396 (Symbol_table::set_dynsym_indexes): Process target-specific symbols.
397 (Symbol_table::sized_finalize): Likewise.
398 (Symbol_table::sized_write_globals): Likewise.
399 * target.h (Sized_target::make_symbol): Add name, st_type, object,
400 st_shndx, and value parameters.
401
9b738e36 4022016-03-03 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
a06ed37d
RÁE		 403
404 * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
405 LDPK_WEAKUNDEF symbols.
406
3f1f41f5
L		 4072016-03-03 Than McIntosh <thanm@google.com>
408
409 * plugin.cc (Plugin::load): Include hooks for get_input_section_size
410 and get_input_section_alignment in transfer vector.
411 (get_input_section_alignment): New function.
412 (get_input_section_size): New function.
413 * testsuite/Makefile.am: Add plugin_layout_with_alignment.sh test.
414 * testsuite/Makefile.in: [Regenerate.]
415 * testsuite/plugin_section_alignment.cc: New test file.
416 * testsuite/plugin_layout_with_alignment.cc: New test file.
417 * testsuite/plugin_layout_with_alignment.sh: New test file.
418
9b738e36 4192016-03-03 Evgenii Stepanov <eugenis@google.com>
95ecdfbf
ES		 420
421 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
422 parameter.
423 * plugin.cc (get_symbols_v3): New function.
424 (Plugin::load): Add LDPT_GET_SYMBOLS_V3.
425 (Pluginobj::get_symbol_resolution_info): Return LDPS_NO_SYMS when using
426 new version.
427
fc5a9bd5
CC		 4282016-02-26 Egor Kochetov <egor.kochetov@intel.com>
429 Cary Coutant <ccoutant@gmail.com>
430
431 PR gold/19735
432 * ehframe.h (Cie::fde_encoding): New method.
433 * ehframe.cc (Eh_frame::read_fde): Discard FDEs for zero-length
434 address ranges.
435
1cd17042
L		 4362016-02-15 H.J. Lu <hongjiu.lu@intel.com>
437
438 * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
439 -mrelax-relocations=yes to $(TEST_AS).
440 (x86_64_mov_to_lea6.o): Likewise.
441 (x86_64_overflow_pc32.o): Remove duplicated target.
442 * testsuite/Makefile.in: Regenerated.
443
2b63aca3
MK		 4442016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
445
446 * s390.cc (Target_s390::match_view_u): New helper method.
447 (Target_s390::do_is_call_to_non_split): New method.
448 (Target_s390::ss_code_st_r14): New const.
449 (Target_s390::ss_code_l_r14): New const.
450 (Target_s390::ss_code_bras_8): New const.
451 (Target_s390::ss_code_l_basr): New const.
452 (Target_s390::ss_code_a_basr): New const.
453 (Target_s390::ss_code_ear): New const.
454 (Target_s390::ss_code_c): New const.
455 (Target_s390::ss_code_larl): New const.
456 (Target_s390::ss_code_brasl): New const.
457 (Target_s390::ss_code_jg): New const.
458 (Target_s390::ss_code_jgl): New const.
459 (Target_s390::ss_match_mcount): New helper method.
460 (Target_s390::ss_match_l): New helper method.
461 (Target_s390::ss_match_ahi): New helper method.
462 (Target_s390::ss_match_alfi): New helper method.
463 (Target_s390::ss_match_cr): New helper method.
464 (Target_s390::do_calls_non_split): New method.
465 * testsuite/Makefile.am: Added new tests.
466 * testsuite/Makefile.in: Regenerate.
467 * testsuite/split_s390.sh: New test.
468 * testsuite/split_s390_1_a1.s: New test.
469 * testsuite/split_s390_1_a2.s: New test.
470 * testsuite/split_s390_1_n1.s: New test.
471 * testsuite/split_s390_1_n2.s: New test.
472 * testsuite/split_s390_1_z1.s: New test.
473 * testsuite/split_s390_1_z2.s: New test.
474 * testsuite/split_s390_1_z3.s: New test.
475 * testsuite/split_s390_1_z4.s: New test.
476 * testsuite/split_s390_2_ns.s: New test.
477 * testsuite/split_s390_2_s.s: New test.
478 * testsuite/split_s390x_1_a1.s: New test.
479 * testsuite/split_s390x_1_a2.s: New test.
480 * testsuite/split_s390x_1_n1.s: New test.
481 * testsuite/split_s390x_1_n2.s: New test.
482 * testsuite/split_s390x_1_z1.s: New test.
483 * testsuite/split_s390x_1_z2.s: New test.
484 * testsuite/split_s390x_1_z3.s: New test.
485 * testsuite/split_s390x_1_z4.s: New test.
486 * testsuite/split_s390x_2_ns.s: New test.
487 * testsuite/split_s390x_2_s.s: New test.
488
e3dbf582
HS		 4892016-02-11 Rahul Chaudhry <rahulchaudhry@google.com>
490
491 * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
492 info message for every erratum 843419 found and fixed.
493
17ecd016
CC		 4942016-02-07 Cary Coutant <ccoutant@gmail.com>
495
496 PR gold/18695
497 * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
498 information to relocation overflow errors.
499
7c8b700c
CC		 5002016-02-06 Cary Coutant <ccoutant@gmail.com>
501
17ecd016 502 PR gold/18695
7c8b700c
CC		 503 * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
504 overflow checking when symbol value + addend < 0.
505
b7a4e9d8
CC		 5062016-02-06 Cary Coutant <ccoutant@gmail.com>
507
508 PR gold/19577
509 * reloc.h (Limits): New class.
510 (Bits::has_overflow32): Use min/max values from Limits.
511 (Bits::has_unsigned_overflow32): Likewise.
512 (Bits::has_signed_unsigned_overflow32): Likewise.
513 (Bits::has_overflow): Likewise.
514 (Bits::has_unsigned_overflow): Likewise.
515 (Bits::has_signed_unsigned_overflow64): Likewise.
516
19ef3f4d
CC		 5172016-02-06 Cary Coutant <ccoutant@gmail.com>
518
519 PR gold/19567
520 * reloc.h (Relocate_functions::Overflow_check): Add comments.
521 * x86_64.cc (X86_64_relocate_functions): New class.
522 (Target_x86_64::Relocate::relocate): Use the new class.
523 * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
524 (x32_overflow_pc32): New test case.
525 * testsuite/Makefile.in: Regenerate.
526 * testsuite/x32_overflow_pc32.sh: New script.
527 * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
528
72c55146
CC		 5292016-02-06 Cary Coutant <ccoutant@gmail.com>
530
531 PR gold/19577
532 * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
533 (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
534
2bf48941
CC		 5352016-02-06 Cary Coutant <ccoutant@gmail.com>
536
3b8bcce8 537 PR gold/19577
2bf48941
CC		 538 * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
539 comparison.
540 (Bits::has_unsigned_overflow): Likewise.
541
bd8d853f
MK		 5422016-02-06 Marcin Kościelnicki <koriakin@0x04.net>
543
544 * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
545 parameters.
546 * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
547 and view_size to is_call_to_non_split.
548 * target.cc (Target::is_call_to_non_split): Add view and view_size
549 parameters.
550 * target.h (class Target): Likewise.
551
84d543b7
ST		 5522016-02-05 Sriraman Tallam <tmsriram@google.com>
553
554 * icf.cc (get_rel_addend): New function.
555 (get_section_contents): Move merge section addend computation to a
556 new function. Ignore negative values for SHT_REL and SHT_RELA addends.
557 Fix bug to not read past the length of the section.
558
c34c98ed
CC		 5592016-02-05 Cary Coutant <ccoutant@gmail.com>
560 Andrew Senkevich <andrew.senkevich@intel.com>
561
562 PR gold/18695
563 * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
564 checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
565 R_X86_64_PLT32.
566 * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
567 * testsuite/x86_64_overflow_pc32.sh: New test script.
568 * testsuite/x86_64_overflow_pc32.s: New source file.
569
5702016-02-05 Cary Coutant <ccoutant@gmail.com>
44803b5d
CC		 571
572 PR gold/18695
573 * reloc.h (Relocate_functions::Address): New typedef.
574 (Relocate_functions::Addendtype): New typedef.
575 (Relocate_functions::Overflow_check): New enum type.
576 (Relocate_functions::Reloc_status): New enum type.
577 (Relocate_functions::check_overflow): New function template.
578 (Relocate_functions::rel): Add check parameter; check for overflow.
579 (Relocate_functions::rel_unaligned): Likewise.
580 (Relocate_functions::rela): Likewise.
581 (Relocate_functions::pcrel): Likewise.
582 (Relocate_functions::pcrel_unaligned): Likewise.
583 (Relocate_functions::pcrela): Likewise.
584 (Relocate_functions::rel8): Adjust parameter types.
585 (Relocate_functions::rela8): Likewise.
586 (Relocate_functions::pcrel8): Likewise.
587 (Relocate_functions::pcrela8): Likewise.
588 (Relocate_functions::rel16): Likewise.
589 (Relocate_functions::rela168): Likewise.
590 (Relocate_functions::pcrel16): Likewise.
591 (Relocate_functions::pcrela16): Likewise.
592 (Relocate_functions::rel32): Likewise.
593 (Relocate_functions::rel32_unaligned): Likewise.
594 (Relocate_functions::rela32): Likewise.
595 (Relocate_functions::pcrel32): Likewise.
596 (Relocate_functions::pcrel32_unaligned): Likewise.
597 (Relocate_functions::pcrela32): Likewise.
598 (Relocate_functions::rel8_check): New function.
599 (Relocate_functions::rela8_check): New function.
600 (Relocate_functions::pcrel8_check): New function.
601 (Relocate_functions::pcrela8_check): New function.
602 (Relocate_functions::rel16_check): New function.
603 (Relocate_functions::rela168_check): New function.
604 (Relocate_functions::pcrel16_check): New function.
605 (Relocate_functions::pcrela16_check): New function.
606 (Relocate_functions::rel32_check): New function.
607 (Relocate_functions::rel32_unaligned_check): New function.
608 (Relocate_functions::rela32_check): New function.
609 (Relocate_functions::pcrel32_check): New function.
610 (Relocate_functions::pcrel32_unaligned_check): New function.
611 (Relocate_functions::pcrela32_check): New function.
612 (Bits::has_unsigned_overflow32): New function.
613 (Bits::has_unsigned_overflow): New function.
614 * testsuite/Makefile.am (overflow_unittest): New test.
615 * testsuite/Makefile.in: Regenerate.
616 * testsuite/overflow_unittest.cc: New source file.
617
4f038ee5
AM		 6182016-02-04 Alan Modra <amodra@gmail.com>
619
620 * powerpc.cc (relocate): Adjust last patch for big-endian.
621
85fabe71
AM		 6222016-02-02 Alan Modra <amodra@gmail.com>
623
624 * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
625
9a472eda
HS		 6262016-01-15 Han Shen <shenhan@google.com>
627
628 PR gold/19472 - need pc-relative stubs.
629
630 * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
631 stub type for DSOs and pie executables.
632
41549dfb
L		 6332016-01-12 H.J. Lu <hongjiu.lu@intel.com>
634
635 * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
636 'typename'.
637
8a8880cb
CC		 6382016-01-12 Cary Coutant <ccoutant@gmail.com>
639
640 * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
641 * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
642 * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
643 specializations) New method.
644
d21f123b
CC		 6452016-01-11 Cary Coutant <ccoutant@gmail.com>
646
647 PR gold/19353
648 * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
649 we have a TLS segment for GD-to-IE optimization.
650 * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
651 Adjust all calls.
652 (Target_i386::tls_desc_gd_to_ie): Likewise.
653 (Target_i386::relocate_tls): Don't insist that we have a TLS segment
654 for TLSDESC GD-to-IE optimizations.
655 * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
656 Adjust all calls.
657 (Target_x86_64::tls_desc_gd_to_ie): Likewise.
658 (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
659 for TLSDESC GD-to-IE optimizations.
660
4d625b70
CC		 6612016-01-11 Cary Coutant <ccoutant@gmail.com>
662
663 Refactor gold to enable support for MIPS-64 relocation format.
664
665 * gc.h (get_embedded_addend_size): Remove sh_type parameter.
666 (gc_process_relocs): Remove sh_type template parameter.
667 Use Classify_reloc to access r_sym, r_type, and r_addend fields.
668 * object.h (Sized_relobj_file::split_stack_adjust): Add target
669 parameter.
670 (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
671 * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
672 specializations) Remove.
673 * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
674 (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
675 (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
676 (Sized_relobj_file::split_stack_adjust): Add target parameter.
677 Adjust all callers.
678 (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
679 Target::get_r_sym() to get r_sym field from relocations.
680 (Track_relocs::next_symndx): Call Target::get_r_sym().
681 * target-reloc.h (scan_relocs): Remove sh_type template parameter;
682 add Classify_reloc template parameter. Use for accessing r_sym and
683 r_type.
684 (relocate_section): Likewise.
685 (Default_classify_reloc): New class (renamed and moved from reloc.cc).
686 (Default_scan_relocatable_relocs): Remove sh_type template parameter.
687 (Default_scan_relocatable_relocs::Reltype): New typedef.
688 (Default_scan_relocatable_relocs::reloc_size): New const.
689 (Default_scan_relocatable_relocs::sh_type): New const.
690 (Default_scan_relocatable_relocs::get_r_sym): New method.
691 (Default_scan_relocatable_relocs::get_r_type): New method.
692 (Default_emit_relocs_strategy): New class.
693 (scan_relocatable_relocs): Replace sh_type template parameter with
694 Scan_relocatable_relocs class. Use it to access r_sym and r_type
695 fields.
696 (relocate_relocs): Replace sh_type template parameter with
697 Classify_reloc class. Use it to access r_sym and r_type fields.
698 * target.h (Target::is_call_to_non_split): Replace r_type parameter
699 with pointer to relocation. Adjust all callers.
700 (Target::do_is_call_to_non_split): Likewise.
701 (Target::emit_relocs_scan): New virtual method.
702 (Sized_target::get_r_sym): New virtual method.
703 * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
704 with pointer to relocation.
705
706 * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
707 (Target_aarch64::Relocatable_size_for_reloc): Remove.
708 (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
709 (Target_aarch64::scan_relocs): Likewise.
710 (Target_aarch64::relocate_section): Likewise.
711 (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
712 Remove.
713 (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
714 (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
715 * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
716 template parameter.
717 (Target_arm::emit_relocs_scan): New method.
718 (Target_arm::Relocatable_size_for_reloc): Replace with...
719 (Target_arm::Classify_reloc): ...this.
720 (Target_arm::gc_process_relocs): Use Classify_reloc.
721 (Target_arm::scan_relocs): Likewise.
722 (Target_arm::relocate_section): Likewise.
723 (Target_arm::scan_relocatable_relocs): Likewise.
724 (Target_arm::relocate_relocs): Likewise.
725 * i386.cc (Target_i386::emit_relocs_scan): New method.
726 (Target_i386::Relocatable_size_for_reloc): Replace with...
727 (Target_i386::Classify_reloc): ...this.
728 (Target_i386::gc_process_relocs): Use Classify_reloc.
729 (Target_i386::scan_relocs): Likewise.
730 (Target_i386::relocate_section): Likewise.
731 (Target_i386::scan_relocatable_relocs): Likewise.
732 (Target_i386::relocate_relocs): Likewise.
733 * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
734 parameter.
735 (Mips_reloc_types): New class template.
736 (Mips_classify_reloc): New class template.
737 (Target_mips::Reltype): New typedef.
738 (Target_mips::Relatype): New typedef.
739 (Target_mips::emit_relocs_scan): New method.
740 (Target_mips::get_r_sym): New method.
741 (Target_mips::Relocatable_size_for_reloc): Replace with
742 Mips_classify_reloc.
743 (Target_mips::copy_reloc): Use Mips_classify_reloc.
744 (Target_mips::gc_process_relocs): Likewise.
745 (Target_mips::scan_relocs): Likewise.
746 (Target_mips::relocate_section): Likewise.
747 (Target_mips::scan_relocatable_relocs): Likewise.
748 (Target_mips::relocate_relocs): Likewise.
749 (mips_get_size_for_reloc): New function, factored out from
750 Relocatable_size_for_reloc::get_size_for_reloc.
751 (Target_mips::Scan::local): Use Mips_classify_reloc.
752 (Target_mips::Scan::global): Likewise.
753 (Target_mips::Relocate::relocate): Likewise.
754 * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
755 (Target_powerpc::Relocatable_size_for_reloc): Remove.
756 (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
757 (Target_powerpc::scan_relocs): Likewise.
758 (Target_powerpc::relocate_section): Likewise.
759 (Powerpc_scan_relocatable_reloc): Convert to class template.
760 (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
761 (Powerpc_scan_relocatable_reloc::reloc_size): New const.
762 (Powerpc_scan_relocatable_reloc::sh_type): New const.
763 (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
764 (Powerpc_scan_relocatable_reloc::get_r_type): New method.
765 (Target_powerpc::scan_relocatable_relocs): Use
766 Powerpc_scan_relocatable_reloc.
767 (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
768 * s390.cc (Target_s390::emit_relocs_scan): New method.
769 (Target_s390::Relocatable_size_for_reloc): Remove.
770 (Target_s390::gc_process_relocs): Use Default_classify_reloc.
771 (Target_s390::scan_relocs): Likewise.
772 (Target_s390::relocate_section): Likewise.
773 (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
774 Remove.
775 (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
776 (Target_s390::relocate_relocs): Use Default_classify_reloc.
777 * sparc.cc (Target_sparc::emit_relocs_scan): New method.
778 (Target_sparc::Relocatable_size_for_reloc): Remove.
779 (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
780 (Target_sparc::scan_relocs): Likewise.
781 (Target_sparc::relocate_section): Likewise.
782 (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
783 Remove.
784 (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
785 (Target_sparc::relocate_relocs): Use Default_classify_reloc.
786 * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
787 (Target_tilegx::Relocatable_size_for_reloc): Remove.
788 (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
789 (Target_tilegx::scan_relocs): Likewise.
790 (Target_tilegx::relocate_section): Likewise.
791 (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
792 Remove.
793 (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
794 (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
795 * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
796 (Target_x86_64::Relocatable_size_for_reloc): Remove.
797 (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
798 (Target_x86_64::scan_relocs): Likewise.
799 (Target_x86_64::relocate_section): Likewise.
800 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
801 Remove.
802 (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
803 (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
804
805 * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
806
6f2750fe
AM		 8072016-01-01 Alan Modra <amodra@gmail.com>
808
809 Update year range in copyright notice of all files.
810
3499769a
AM		 811For older changes see ChangeLog-0815
812\f
813Copyright (C) 2016 Free Software Foundation, Inc.
814
815Copying and distribution of this file, with or without modification,
816are permitted in any medium without royalty provided the copyright
817notice and this notice are preserved.
818
819Local Variables:
820mode: change-log
821left-margin: 8
822fill-column: 74
823version-control: never
824End:
GDB Binutils - Deliverables
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