1 2017-06-15 Eric Christopher <echristo@gmail.com>
3 * aarch64.cc: Fix a few typos and grammar-os.
5 2017-06-15 Jiong Wang <jiong.wang@arm.com>
7 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
8 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
9 Return ture for some TLS relaxed sequences.
11 2017-06-07 Eric Christopher <echristo@gmail.com>
13 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
14 up stubs to undefined symbols and early return rather than
16 (scan_reloc_for_stub): Add debug logging for no stub creation
17 for undefined symbols.
19 2017-05-23 Alan Modra <amodra@gmail.com>
22 * options.h: Add --emit-stub-syms option.
23 * powerpc.cc (object_id): New.
24 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
26 (Powerpc_dynobj): Sort variables for better packing.
27 (Target_powerpc::define_local): New function.
28 (Target_powerpc::group_sections): Pass stub table size to
29 Stub_table constructor.
30 (Target_powerpc::do_relax): Define stub and glink symbols.
31 (Stub_table): Add uniq_ variable, and id param to constructor.
32 (Stub_table::Plt_stub_ent): Add indx_ variable.
33 (Stub_table::Branch_stub_entries): Move typedef earlier.
34 (Stub_table::branch_stub_size): Replace "to" parameter with a
35 Branch_stub_entries iterator.
36 (Stub_table::add_long_branch_entry): Adjust to suit.
37 (Stub_table::add_plt_call_entry): Set indx_.
38 (Stub_table::define_stub_syms): New function.
40 2017-05-15 Eric Christopher <echristo@gmail.com>
42 * layout.cc (Layout::segment_precedes): Add a case for testing
43 pointer equality when determining which segment precedes
46 2017-05-13 James Clarke <jrtc27@jrtc27.com>
49 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
50 variables are final for position-independent executables. This
51 has to be consistent with Target_sparc::Scan::local otherwise
52 they will disagree as to whether local-exec is used.
54 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
58 (AArch64_relobj::convert_input_section_to_relaxed_section):
59 Set the section offset to -1ULL.
60 (Target_aarch64::relocate_section): Adjust the view in case
61 of a relaxed input section.
62 * testsuite/Makefile.am (pr21430): New test.
63 * testsuite/Makefile.in: Regenerate
64 * testsuite/pr21430.s: New test source file.
65 * testsuite/pr21430.sh: New test script.
67 2017-04-27 Alan Modra <amodra@gmail.com>
69 * testsuite/plugin_section_order.c (onload): Add missing break.
71 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
73 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
74 possibility of collisions.
75 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
78 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
80 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
82 (Mips_relobj::merge_processor_specific_data): New method.
83 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
84 to false, only if the input file is a binary or if object has no
85 contents except the section name string table and an empty symbol
86 table with the undefined symbol.
87 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
88 for merging processor-specific data.
90 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
92 * mips.cc (Target_mips::Relocate::calculated_value_): New data
94 (Target_mips::Relocate::calculate_only_): Likewise.
95 (Target_mips::Relocate::relocate): Handle multiple consecutive
96 relocations with the same offset.
98 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
100 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
101 checks for relocatable link.
102 (Mips_relocate_functions::reljalr): Likewise.
104 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
106 * mips.cc (class Mips_output_section_options): New class.
107 (Target_mips::do_make_output_section): New method.
109 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
111 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
112 overflow error message.
113 (Target_mips::relocate_special_relocatable): Improve relocation
114 overflow error message.
115 (Target_mips::Relocate::relocate): Likewise.
117 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
119 * mips.cc (symbol_refs_local): Return false if a symbol
120 is from a dynamic object.
121 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
122 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
124 (Target_mips::do_finalize_sections): Set _gp after all the checks
125 for creating .got are done.
126 (Target_mips::Scan::global): Remove unused code.
128 2017-02-22 Alan Modra <amodra@gmail.com>
130 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
131 output_section exists before attempting add_output_section_data.
132 (Target_powerpc::make_brlt_section): Likewise.
134 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
136 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
137 gold_unreachable from default case.
139 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
142 * mips.cc (Mips_relocate_functions::relhigher): New method.
143 (Mips_relocate_functions::relhighest): Likewise.
144 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
146 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
147 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
148 (Target_mips::Scan::global): Likewise.
149 (Target_mips::Scan::get_reference_flags): Likewise.
150 (Target_mips::Relocate::relocate): Call static methods for resolving
151 HIGHER and HIGHEST relocations.
153 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
155 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
156 Return true even when building pie binaries.
157 (Target_x86_64::possible_function_pointer_reloc): Check opcode
158 for R_X86_64_PC32 relocations.
159 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
160 extra arguments to local_reloc_may_be_function_pointer.
161 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
162 * gc.h (gc_process_relocs): Add check for STT_FUNC.
163 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
164 * testsuite/Makefile.in: Regenerate.
165 * testsuite/icf_safe_pie_test.sh: New shell script.
167 2017-02-03 Alan Modra <amodra@gmail.com>
169 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
170 when no .toc section exists.
172 2017-01-31 Cary Coutant <ccoutant@gmail.com>
175 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
176 for predefined symbol.
177 (Target_x86_64::Relocate::relocate): Fix formatting.
179 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
181 * testsuite/icf_safe_so_test.sh: Use "set -e".
182 * testsuite/icf_safe_test.sh: Likewise.
183 * testsuite/icf_test.sh: Likewise.
185 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
187 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
189 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
192 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
195 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
196 to the dynamic symbol table if it is forced to local visibility.
197 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
198 dynamic symbol table if it is forced to local visibility.
200 2017-01-20 Nick Clifton <nickc@redhat.com>
202 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
203 from a pointer to an array.
205 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
208 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
209 Cast 0x80008000 to uint64_t.
211 2017-01-12 Cary Coutant <ccoutant@gmail.com>
213 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
215 2017-01-11 Cary Coutant <ccoutant@gmail.com>
218 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
219 Remove unnecessary 'typename' keyword.
220 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
221 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
222 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
223 (Output_data_plt_x86_64_bnd::do_write): Likewise.
225 2017-01-11 Cary Coutant <ccoutant@gmail.com>
228 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
229 Remove unnecessary 'typename' keyword.
230 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
231 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
232 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
233 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
236 2017-01-11 Cary Coutant <ccoutant@gmail.com>
239 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
240 * testsuite/script_test_15a.sh: Likewise.
241 * testsuite/script_test_15b.sh: Likewise.
242 * testsuite/script_test_15c.sh: Likewise.
244 2017-01-11 Alan Modra <amodra@gmail.com>
246 * powerpc.cc (class Powerpc_copy_relocs): New.
247 (Powerpc_copy_relocs::emit): New function.
248 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
249 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
250 (Powerpc_relobj::do_relocate_sections): New function.
251 (Powerpc_relobj::make_toc_relative): Likewise.
252 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
254 (ok_lo_toc_insn): Move earlier, and handle more insns.
255 (Target_powerpc::Scan::local): If optimizing toc accesses, set
256 no_toc_opt for entries we can't edit. Check insn validity.
257 Emit "toc optimization is not supported" warning, downgraded
259 (Target_powerpc::Scan::global): Likewise.
260 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
261 to TOC relative. Don't emit "toc optimization is not supported"
264 2017-01-10 Cary Coutant <ccoutant@gmail.com>
266 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
267 Sized_relobj_file::relocate_section_range().
268 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
269 * object.h (Sized_relobj_file::relocate_section_range): New method.
270 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
272 (Sized_relobj_file::relocate_section_range): ...to new method.
274 2017-01-10 Alan Modra <amodra@gmail.com>
276 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
277 _GLOBAL_OFFSET_TABLE_. Allow zero count.
278 * testsuite/copy_test_relro_1.cc (c, q): New vars.
279 * testsuite/copy_test_relro.cc: Rewrite to test read-only
280 status of variables directly. Reference new vars in
283 2017-01-10 Alan Modra <amodra@gmail.com>
285 * options.h: Add --secure-plt option.
286 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
287 on -fPIC -mbss-plt code.
288 (Target_powerpc::Scan::global): Likewise.
290 2017-01-09 Alan Modra <amodra@gmail.com>
292 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
293 ".rela.plt" at ".plt".
295 2017-01-07 Alan Modra <amodra@gmail.com>
297 * powerpc.cc: Use shorter equivalent elfcpp typedef for
298 Reltype and reloc_size throughout.
299 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
300 (Target_powerpc::Scan::local): Use local var r_sym.
301 (Target_powerpc::Scan::global: Likewise.
302 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
304 2017-01-02 Alan Modra <amodra@gmail.com>
306 Update year range in copyright notice of all files.
308 For older changes see ChangeLog-2016
310 Copyright (C) 2017 Free Software Foundation, Inc.
312 Copying and distribution of this file, with or without modification,
313 are permitted in any medium without royalty provided the copyright
314 notice and this notice are preserved.
320 version-control: never