1 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
3 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
4 possibility of collisions.
5 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
8 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
10 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
12 (Mips_relobj::merge_processor_specific_data): New method.
13 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
14 to false, only if the input file is a binary or if object has no
15 contents except the section name string table and an empty symbol
16 table with the undefined symbol.
17 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
18 for merging processor-specific data.
20 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
22 * mips.cc (Target_mips::Relocate::calculated_value_): New data
24 (Target_mips::Relocate::calculate_only_): Likewise.
25 (Target_mips::Relocate::relocate): Handle multiple consecutive
26 relocations with the same offset.
28 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
30 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
31 checks for relocatable link.
32 (Mips_relocate_functions::reljalr): Likewise.
34 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
36 * mips.cc (class Mips_output_section_options): New class.
37 (Target_mips::do_make_output_section): New method.
39 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
41 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
42 overflow error message.
43 (Target_mips::relocate_special_relocatable): Improve relocation
44 overflow error message.
45 (Target_mips::Relocate::relocate): Likewise.
47 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
49 * mips.cc (symbol_refs_local): Return false if a symbol
50 is from a dynamic object.
51 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
52 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
54 (Target_mips::do_finalize_sections): Set _gp after all the checks
55 for creating .got are done.
56 (Target_mips::Scan::global): Remove unused code.
58 2017-02-22 Alan Modra <amodra@gmail.com>
60 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
61 output_section exists before attempting add_output_section_data.
62 (Target_powerpc::make_brlt_section): Likewise.
64 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
66 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
67 gold_unreachable from default case.
69 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
72 * mips.cc (Mips_relocate_functions::relhigher): New method.
73 (Mips_relocate_functions::relhighest): Likewise.
74 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
76 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
77 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
78 (Target_mips::Scan::global): Likewise.
79 (Target_mips::Scan::get_reference_flags): Likewise.
80 (Target_mips::Relocate::relocate): Call static methods for resolving
81 HIGHER and HIGHEST relocations.
83 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
85 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
86 Return true even when building pie binaries.
87 (Target_x86_64::possible_function_pointer_reloc): Check opcode
88 for R_X86_64_PC32 relocations.
89 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
90 extra arguments to local_reloc_may_be_function_pointer.
91 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
92 * gc.h (gc_process_relocs): Add check for STT_FUNC.
93 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
94 * testsuite/Makefile.in: Regenerate.
95 * testsuite/icf_safe_pie_test.sh: New shell script.
97 2017-02-03 Alan Modra <amodra@gmail.com>
99 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
100 when no .toc section exists.
102 2017-01-31 Cary Coutant <ccoutant@gmail.com>
105 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
106 for predefined symbol.
107 (Target_x86_64::Relocate::relocate): Fix formatting.
109 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
111 * testsuite/icf_safe_so_test.sh: Use "set -e".
112 * testsuite/icf_safe_test.sh: Likewise.
113 * testsuite/icf_test.sh: Likewise.
115 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
117 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
119 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
122 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
125 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
126 to the dynamic symbol table if it is forced to local visibility.
127 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
128 dynamic symbol table if it is forced to local visibility.
130 2017-01-20 Nick Clifton <nickc@redhat.com>
132 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
133 from a pointer to an array.
135 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
138 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
139 Cast 0x80008000 to uint64_t.
141 2017-01-12 Cary Coutant <ccoutant@gmail.com>
143 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
145 2017-01-11 Cary Coutant <ccoutant@gmail.com>
148 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
149 Remove unnecessary 'typename' keyword.
150 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
151 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
152 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
153 (Output_data_plt_x86_64_bnd::do_write): Likewise.
155 2017-01-11 Cary Coutant <ccoutant@gmail.com>
158 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
159 Remove unnecessary 'typename' keyword.
160 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
161 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
162 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
163 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
166 2017-01-11 Cary Coutant <ccoutant@gmail.com>
169 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
170 * testsuite/script_test_15a.sh: Likewise.
171 * testsuite/script_test_15b.sh: Likewise.
172 * testsuite/script_test_15c.sh: Likewise.
174 2017-01-11 Alan Modra <amodra@gmail.com>
176 * powerpc.cc (class Powerpc_copy_relocs): New.
177 (Powerpc_copy_relocs::emit): New function.
178 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
179 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
180 (Powerpc_relobj::do_relocate_sections): New function.
181 (Powerpc_relobj::make_toc_relative): Likewise.
182 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
184 (ok_lo_toc_insn): Move earlier, and handle more insns.
185 (Target_powerpc::Scan::local): If optimizing toc accesses, set
186 no_toc_opt for entries we can't edit. Check insn validity.
187 Emit "toc optimization is not supported" warning, downgraded
189 (Target_powerpc::Scan::global): Likewise.
190 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
191 to TOC relative. Don't emit "toc optimization is not supported"
194 2017-01-10 Cary Coutant <ccoutant@gmail.com>
196 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
197 Sized_relobj_file::relocate_section_range().
198 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
199 * object.h (Sized_relobj_file::relocate_section_range): New method.
200 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
202 (Sized_relobj_file::relocate_section_range): ...to new method.
204 2017-01-10 Alan Modra <amodra@gmail.com>
206 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
207 _GLOBAL_OFFSET_TABLE_. Allow zero count.
208 * testsuite/copy_test_relro_1.cc (c, q): New vars.
209 * testsuite/copy_test_relro.cc: Rewrite to test read-only
210 status of variables directly. Reference new vars in
213 2017-01-10 Alan Modra <amodra@gmail.com>
215 * options.h: Add --secure-plt option.
216 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
217 on -fPIC -mbss-plt code.
218 (Target_powerpc::Scan::global): Likewise.
220 2017-01-09 Alan Modra <amodra@gmail.com>
222 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
223 ".rela.plt" at ".plt".
225 2017-01-07 Alan Modra <amodra@gmail.com>
227 * powerpc.cc: Use shorter equivalent elfcpp typedef for
228 Reltype and reloc_size throughout.
229 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
230 (Target_powerpc::Scan::local): Use local var r_sym.
231 (Target_powerpc::Scan::global: Likewise.
232 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
234 2017-01-02 Alan Modra <amodra@gmail.com>
236 Update year range in copyright notice of all files.
238 For older changes see ChangeLog-2016
240 Copyright (C) 2017 Free Software Foundation, Inc.
242 Copying and distribution of this file, with or without modification,
243 are permitted in any medium without royalty provided the copyright
244 notice and this notice are preserved.
250 version-control: never