gold/ChangeLog

   1 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
   2
   3         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
   4         parameters.
   5         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
   6         and view_size to is_call_to_non_split.
   7         * target.cc (Target::is_call_to_non_split): Add view and view_size
   8         parameters.
   9         * target.h (class Target): Likewise.
  10
  11 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
  12
  13         * icf.cc (get_rel_addend): New function.
  14         (get_section_contents):  Move merge section addend computation to a
  15         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
  16         Fix bug to not read past the length of the section.
  17
  18 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
  19             Andrew Senkevich  <andrew.senkevich@intel.com>
  20
  21         PR gold/18695
  22         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
  23         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
  24         R_X86_64_PLT32.
  25         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
  26         * testsuite/x86_64_overflow_pc32.sh: New test script.
  27         * testsuite/x86_64_overflow_pc32.s: New source file.
  28
  29 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
  30
  31         PR gold/18695
  32         * reloc.h (Relocate_functions::Address): New typedef.
  33         (Relocate_functions::Addendtype): New typedef.
  34         (Relocate_functions::Overflow_check): New enum type.
  35         (Relocate_functions::Reloc_status): New enum type.
  36         (Relocate_functions::check_overflow): New function template.
  37         (Relocate_functions::rel): Add check parameter; check for overflow.
  38         (Relocate_functions::rel_unaligned): Likewise.
  39         (Relocate_functions::rela): Likewise.
  40         (Relocate_functions::pcrel): Likewise.
  41         (Relocate_functions::pcrel_unaligned): Likewise.
  42         (Relocate_functions::pcrela): Likewise.
  43         (Relocate_functions::rel8): Adjust parameter types.
  44         (Relocate_functions::rela8): Likewise.
  45         (Relocate_functions::pcrel8): Likewise.
  46         (Relocate_functions::pcrela8): Likewise.
  47         (Relocate_functions::rel16): Likewise.
  48         (Relocate_functions::rela168): Likewise.
  49         (Relocate_functions::pcrel16): Likewise.
  50         (Relocate_functions::pcrela16): Likewise.
  51         (Relocate_functions::rel32): Likewise.
  52         (Relocate_functions::rel32_unaligned): Likewise.
  53         (Relocate_functions::rela32): Likewise.
  54         (Relocate_functions::pcrel32): Likewise.
  55         (Relocate_functions::pcrel32_unaligned): Likewise.
  56         (Relocate_functions::pcrela32): Likewise.
  57         (Relocate_functions::rel8_check): New function.
  58         (Relocate_functions::rela8_check): New function.
  59         (Relocate_functions::pcrel8_check): New function.
  60         (Relocate_functions::pcrela8_check): New function.
  61         (Relocate_functions::rel16_check): New function.
  62         (Relocate_functions::rela168_check): New function.
  63         (Relocate_functions::pcrel16_check): New function.
  64         (Relocate_functions::pcrela16_check): New function.
  65         (Relocate_functions::rel32_check): New function.
  66         (Relocate_functions::rel32_unaligned_check): New function.
  67         (Relocate_functions::rela32_check): New function.
  68         (Relocate_functions::pcrel32_check): New function.
  69         (Relocate_functions::pcrel32_unaligned_check): New function.
  70         (Relocate_functions::pcrela32_check): New function.
  71         (Bits::has_unsigned_overflow32): New function.
  72         (Bits::has_unsigned_overflow): New function.
  73         * testsuite/Makefile.am (overflow_unittest): New test.
  74         * testsuite/Makefile.in: Regenerate.
  75         * testsuite/overflow_unittest.cc: New source file.
  76
  77 2016-02-04  Alan Modra  <amodra@gmail.com>
  78
  79         * powerpc.cc (relocate): Adjust last patch for big-endian.
  80
  81 2016-02-02  Alan Modra  <amodra@gmail.com>
  82
  83         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
  84
  85 2016-01-15 Han Shen  <shenhan@google.com>
  86
  87         PR gold/19472 - need pc-relative stubs.
  88
  89         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
  90         stub type for DSOs and pie executables.
  91
  92 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
  93
  94         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
  95         'typename'.
  96
  97 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
  98
  99         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 100         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 101         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 102         specializations) New method.
 103
 104 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 105
 106         PR gold/19353
 107         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 108         we have a TLS segment for GD-to-IE optimization.
 109         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 110         Adjust all calls.
 111         (Target_i386::tls_desc_gd_to_ie): Likewise.
 112         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 113         for TLSDESC GD-to-IE optimizations.
 114         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 115         Adjust all calls.
 116         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 117         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 118         for TLSDESC GD-to-IE optimizations.
 119
 120 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 121
 122         Refactor gold to enable support for MIPS-64 relocation format.
 123
 124         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 125         (gc_process_relocs): Remove sh_type template parameter.
 126         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 127         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 128         parameter.
 129         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 130         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 131         specializations) Remove.
 132         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 133         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 134         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 135         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 136         Adjust all callers.
 137         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 138         Target::get_r_sym() to get r_sym field from relocations.
 139         (Track_relocs::next_symndx): Call Target::get_r_sym().
 140         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
 141         add Classify_reloc template parameter.  Use for accessing r_sym and
 142         r_type.
 143         (relocate_section): Likewise.
 144         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
 145         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
 146         (Default_scan_relocatable_relocs::Reltype): New typedef.
 147         (Default_scan_relocatable_relocs::reloc_size): New const.
 148         (Default_scan_relocatable_relocs::sh_type): New const.
 149         (Default_scan_relocatable_relocs::get_r_sym): New method.
 150         (Default_scan_relocatable_relocs::get_r_type): New method.
 151         (Default_emit_relocs_strategy): New class.
 152         (scan_relocatable_relocs): Replace sh_type template parameter with
 153         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
 154         fields.
 155         (relocate_relocs): Replace sh_type template parameter with
 156         Classify_reloc class.  Use it to access r_sym and r_type fields.
 157         * target.h (Target::is_call_to_non_split): Replace r_type parameter
 158         with pointer to relocation. Adjust all callers.
 159         (Target::do_is_call_to_non_split): Likewise.
 160         (Target::emit_relocs_scan): New virtual method.
 161         (Sized_target::get_r_sym): New virtual method.
 162         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
 163         with pointer to relocation.
 164
 165         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
 166         (Target_aarch64::Relocatable_size_for_reloc): Remove.
 167         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
 168         (Target_aarch64::scan_relocs): Likewise.
 169         (Target_aarch64::relocate_section): Likewise.
 170         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
 171         Remove.
 172         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
 173         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
 174         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
 175         template parameter.
 176         (Target_arm::emit_relocs_scan): New method.
 177         (Target_arm::Relocatable_size_for_reloc): Replace with...
 178         (Target_arm::Classify_reloc): ...this.
 179         (Target_arm::gc_process_relocs): Use Classify_reloc.
 180         (Target_arm::scan_relocs): Likewise.
 181         (Target_arm::relocate_section): Likewise.
 182         (Target_arm::scan_relocatable_relocs): Likewise.
 183         (Target_arm::relocate_relocs): Likewise.
 184         * i386.cc (Target_i386::emit_relocs_scan): New method.
 185         (Target_i386::Relocatable_size_for_reloc): Replace with...
 186         (Target_i386::Classify_reloc): ...this.
 187         (Target_i386::gc_process_relocs): Use Classify_reloc.
 188         (Target_i386::scan_relocs): Likewise.
 189         (Target_i386::relocate_section): Likewise.
 190         (Target_i386::scan_relocatable_relocs): Likewise.
 191         (Target_i386::relocate_relocs): Likewise.
 192         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
 193         parameter.
 194         (Mips_reloc_types): New class template.
 195         (Mips_classify_reloc): New class template.
 196         (Target_mips::Reltype): New typedef.
 197         (Target_mips::Relatype): New typedef.
 198         (Target_mips::emit_relocs_scan): New method.
 199         (Target_mips::get_r_sym): New method.
 200         (Target_mips::Relocatable_size_for_reloc): Replace with
 201         Mips_classify_reloc.
 202         (Target_mips::copy_reloc): Use Mips_classify_reloc.
 203         (Target_mips::gc_process_relocs): Likewise.
 204         (Target_mips::scan_relocs): Likewise.
 205         (Target_mips::relocate_section): Likewise.
 206         (Target_mips::scan_relocatable_relocs): Likewise.
 207         (Target_mips::relocate_relocs): Likewise.
 208         (mips_get_size_for_reloc): New function, factored out from
 209         Relocatable_size_for_reloc::get_size_for_reloc.
 210         (Target_mips::Scan::local): Use Mips_classify_reloc.
 211         (Target_mips::Scan::global): Likewise.
 212         (Target_mips::Relocate::relocate): Likewise.
 213         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
 214         (Target_powerpc::Relocatable_size_for_reloc): Remove.
 215         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
 216         (Target_powerpc::scan_relocs): Likewise.
 217         (Target_powerpc::relocate_section): Likewise.
 218         (Powerpc_scan_relocatable_reloc): Convert to class template.
 219         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
 220         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
 221         (Powerpc_scan_relocatable_reloc::sh_type): New const.
 222         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
 223         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
 224         (Target_powerpc::scan_relocatable_relocs): Use
 225         Powerpc_scan_relocatable_reloc.
 226         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
 227         * s390.cc (Target_s390::emit_relocs_scan): New method.
 228         (Target_s390::Relocatable_size_for_reloc): Remove.
 229         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
 230         (Target_s390::scan_relocs): Likewise.
 231         (Target_s390::relocate_section): Likewise.
 232         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
 233         Remove.
 234         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
 235         (Target_s390::relocate_relocs): Use Default_classify_reloc.
 236         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
 237         (Target_sparc::Relocatable_size_for_reloc): Remove.
 238         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
 239         (Target_sparc::scan_relocs): Likewise.
 240         (Target_sparc::relocate_section): Likewise.
 241         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
 242         Remove.
 243         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
 244         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
 245         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
 246         (Target_tilegx::Relocatable_size_for_reloc): Remove.
 247         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
 248         (Target_tilegx::scan_relocs): Likewise.
 249         (Target_tilegx::relocate_section): Likewise.
 250         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
 251         Remove.
 252         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
 253         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
 254         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
 255         (Target_x86_64::Relocatable_size_for_reloc): Remove.
 256         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
 257         (Target_x86_64::scan_relocs): Likewise.
 258         (Target_x86_64::relocate_section): Likewise.
 259         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
 260         Remove.
 261         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
 262         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
 263
 264         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
 265
 266 2016-01-01  Alan Modra  <amodra@gmail.com>
 267
 268         Update year range in copyright notice of all files.
 269
 270 For older changes see ChangeLog-0815
 271 \f
 272 Copyright (C) 2016 Free Software Foundation, Inc.
 273
 274 Copying and distribution of this file, with or without modification,
 275 are permitted in any medium without royalty provided the copyright
 276 notice and this notice are preserved.
 277
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 279 mode: change-log
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 283 End: