gold/ChangeLog

   1 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
   2
   3         PR gold/19577
   4         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
   5         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
   6
   7 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
   8
   9         PR gold/19577
  10         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
  11         comparison.
  12         (Bits::has_unsigned_overflow): Likewise.
  13
  14 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
  15
  16         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
  17         parameters.
  18         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
  19         and view_size to is_call_to_non_split.
  20         * target.cc (Target::is_call_to_non_split): Add view and view_size
  21         parameters.
  22         * target.h (class Target): Likewise.
  23
  24 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
  25
  26         * icf.cc (get_rel_addend): New function.
  27         (get_section_contents):  Move merge section addend computation to a
  28         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
  29         Fix bug to not read past the length of the section.
  30
  31 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
  32             Andrew Senkevich  <andrew.senkevich@intel.com>
  33
  34         PR gold/18695
  35         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
  36         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
  37         R_X86_64_PLT32.
  38         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
  39         * testsuite/x86_64_overflow_pc32.sh: New test script.
  40         * testsuite/x86_64_overflow_pc32.s: New source file.
  41
  42 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
  43
  44         PR gold/18695
  45         * reloc.h (Relocate_functions::Address): New typedef.
  46         (Relocate_functions::Addendtype): New typedef.
  47         (Relocate_functions::Overflow_check): New enum type.
  48         (Relocate_functions::Reloc_status): New enum type.
  49         (Relocate_functions::check_overflow): New function template.
  50         (Relocate_functions::rel): Add check parameter; check for overflow.
  51         (Relocate_functions::rel_unaligned): Likewise.
  52         (Relocate_functions::rela): Likewise.
  53         (Relocate_functions::pcrel): Likewise.
  54         (Relocate_functions::pcrel_unaligned): Likewise.
  55         (Relocate_functions::pcrela): Likewise.
  56         (Relocate_functions::rel8): Adjust parameter types.
  57         (Relocate_functions::rela8): Likewise.
  58         (Relocate_functions::pcrel8): Likewise.
  59         (Relocate_functions::pcrela8): Likewise.
  60         (Relocate_functions::rel16): Likewise.
  61         (Relocate_functions::rela168): Likewise.
  62         (Relocate_functions::pcrel16): Likewise.
  63         (Relocate_functions::pcrela16): Likewise.
  64         (Relocate_functions::rel32): Likewise.
  65         (Relocate_functions::rel32_unaligned): Likewise.
  66         (Relocate_functions::rela32): Likewise.
  67         (Relocate_functions::pcrel32): Likewise.
  68         (Relocate_functions::pcrel32_unaligned): Likewise.
  69         (Relocate_functions::pcrela32): Likewise.
  70         (Relocate_functions::rel8_check): New function.
  71         (Relocate_functions::rela8_check): New function.
  72         (Relocate_functions::pcrel8_check): New function.
  73         (Relocate_functions::pcrela8_check): New function.
  74         (Relocate_functions::rel16_check): New function.
  75         (Relocate_functions::rela168_check): New function.
  76         (Relocate_functions::pcrel16_check): New function.
  77         (Relocate_functions::pcrela16_check): New function.
  78         (Relocate_functions::rel32_check): New function.
  79         (Relocate_functions::rel32_unaligned_check): New function.
  80         (Relocate_functions::rela32_check): New function.
  81         (Relocate_functions::pcrel32_check): New function.
  82         (Relocate_functions::pcrel32_unaligned_check): New function.
  83         (Relocate_functions::pcrela32_check): New function.
  84         (Bits::has_unsigned_overflow32): New function.
  85         (Bits::has_unsigned_overflow): New function.
  86         * testsuite/Makefile.am (overflow_unittest): New test.
  87         * testsuite/Makefile.in: Regenerate.
  88         * testsuite/overflow_unittest.cc: New source file.
  89
  90 2016-02-04  Alan Modra  <amodra@gmail.com>
  91
  92         * powerpc.cc (relocate): Adjust last patch for big-endian.
  93
  94 2016-02-02  Alan Modra  <amodra@gmail.com>
  95
  96         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
  97
  98 2016-01-15 Han Shen  <shenhan@google.com>
  99
 100         PR gold/19472 - need pc-relative stubs.
 101
 102         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
 103         stub type for DSOs and pie executables.
 104
 105 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 106
 107         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
 108         'typename'.
 109
 110 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
 111
 112         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 113         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 114         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 115         specializations) New method.
 116
 117 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 118
 119         PR gold/19353
 120         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 121         we have a TLS segment for GD-to-IE optimization.
 122         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 123         Adjust all calls.
 124         (Target_i386::tls_desc_gd_to_ie): Likewise.
 125         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 126         for TLSDESC GD-to-IE optimizations.
 127         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 128         Adjust all calls.
 129         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 130         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 131         for TLSDESC GD-to-IE optimizations.
 132
 133 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 134
 135         Refactor gold to enable support for MIPS-64 relocation format.
 136
 137         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 138         (gc_process_relocs): Remove sh_type template parameter.
 139         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 140         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 141         parameter.
 142         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 143         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 144         specializations) Remove.
 145         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 146         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 147         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 148         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 149         Adjust all callers.
 150         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 151         Target::get_r_sym() to get r_sym field from relocations.
 152         (Track_relocs::next_symndx): Call Target::get_r_sym().
 153         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
 154         add Classify_reloc template parameter.  Use for accessing r_sym and
 155         r_type.
 156         (relocate_section): Likewise.
 157         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
 158         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
 159         (Default_scan_relocatable_relocs::Reltype): New typedef.
 160         (Default_scan_relocatable_relocs::reloc_size): New const.
 161         (Default_scan_relocatable_relocs::sh_type): New const.
 162         (Default_scan_relocatable_relocs::get_r_sym): New method.
 163         (Default_scan_relocatable_relocs::get_r_type): New method.
 164         (Default_emit_relocs_strategy): New class.
 165         (scan_relocatable_relocs): Replace sh_type template parameter with
 166         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
 167         fields.
 168         (relocate_relocs): Replace sh_type template parameter with
 169         Classify_reloc class.  Use it to access r_sym and r_type fields.
 170         * target.h (Target::is_call_to_non_split): Replace r_type parameter
 171         with pointer to relocation. Adjust all callers.
 172         (Target::do_is_call_to_non_split): Likewise.
 173         (Target::emit_relocs_scan): New virtual method.
 174         (Sized_target::get_r_sym): New virtual method.
 175         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
 176         with pointer to relocation.
 177
 178         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
 179         (Target_aarch64::Relocatable_size_for_reloc): Remove.
 180         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
 181         (Target_aarch64::scan_relocs): Likewise.
 182         (Target_aarch64::relocate_section): Likewise.
 183         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
 184         Remove.
 185         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
 186         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
 187         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
 188         template parameter.
 189         (Target_arm::emit_relocs_scan): New method.
 190         (Target_arm::Relocatable_size_for_reloc): Replace with...
 191         (Target_arm::Classify_reloc): ...this.
 192         (Target_arm::gc_process_relocs): Use Classify_reloc.
 193         (Target_arm::scan_relocs): Likewise.
 194         (Target_arm::relocate_section): Likewise.
 195         (Target_arm::scan_relocatable_relocs): Likewise.
 196         (Target_arm::relocate_relocs): Likewise.
 197         * i386.cc (Target_i386::emit_relocs_scan): New method.
 198         (Target_i386::Relocatable_size_for_reloc): Replace with...
 199         (Target_i386::Classify_reloc): ...this.
 200         (Target_i386::gc_process_relocs): Use Classify_reloc.
 201         (Target_i386::scan_relocs): Likewise.
 202         (Target_i386::relocate_section): Likewise.
 203         (Target_i386::scan_relocatable_relocs): Likewise.
 204         (Target_i386::relocate_relocs): Likewise.
 205         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
 206         parameter.
 207         (Mips_reloc_types): New class template.
 208         (Mips_classify_reloc): New class template.
 209         (Target_mips::Reltype): New typedef.
 210         (Target_mips::Relatype): New typedef.
 211         (Target_mips::emit_relocs_scan): New method.
 212         (Target_mips::get_r_sym): New method.
 213         (Target_mips::Relocatable_size_for_reloc): Replace with
 214         Mips_classify_reloc.
 215         (Target_mips::copy_reloc): Use Mips_classify_reloc.
 216         (Target_mips::gc_process_relocs): Likewise.
 217         (Target_mips::scan_relocs): Likewise.
 218         (Target_mips::relocate_section): Likewise.
 219         (Target_mips::scan_relocatable_relocs): Likewise.
 220         (Target_mips::relocate_relocs): Likewise.
 221         (mips_get_size_for_reloc): New function, factored out from
 222         Relocatable_size_for_reloc::get_size_for_reloc.
 223         (Target_mips::Scan::local): Use Mips_classify_reloc.
 224         (Target_mips::Scan::global): Likewise.
 225         (Target_mips::Relocate::relocate): Likewise.
 226         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
 227         (Target_powerpc::Relocatable_size_for_reloc): Remove.
 228         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
 229         (Target_powerpc::scan_relocs): Likewise.
 230         (Target_powerpc::relocate_section): Likewise.
 231         (Powerpc_scan_relocatable_reloc): Convert to class template.
 232         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
 233         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
 234         (Powerpc_scan_relocatable_reloc::sh_type): New const.
 235         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
 236         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
 237         (Target_powerpc::scan_relocatable_relocs): Use
 238         Powerpc_scan_relocatable_reloc.
 239         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
 240         * s390.cc (Target_s390::emit_relocs_scan): New method.
 241         (Target_s390::Relocatable_size_for_reloc): Remove.
 242         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
 243         (Target_s390::scan_relocs): Likewise.
 244         (Target_s390::relocate_section): Likewise.
 245         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
 246         Remove.
 247         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
 248         (Target_s390::relocate_relocs): Use Default_classify_reloc.
 249         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
 250         (Target_sparc::Relocatable_size_for_reloc): Remove.
 251         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
 252         (Target_sparc::scan_relocs): Likewise.
 253         (Target_sparc::relocate_section): Likewise.
 254         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
 255         Remove.
 256         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
 257         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
 258         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
 259         (Target_tilegx::Relocatable_size_for_reloc): Remove.
 260         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
 261         (Target_tilegx::scan_relocs): Likewise.
 262         (Target_tilegx::relocate_section): Likewise.
 263         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
 264         Remove.
 265         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
 266         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
 267         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
 268         (Target_x86_64::Relocatable_size_for_reloc): Remove.
 269         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
 270         (Target_x86_64::scan_relocs): Likewise.
 271         (Target_x86_64::relocate_section): Likewise.
 272         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
 273         Remove.
 274         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
 275         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
 276
 277         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
 278
 279 2016-01-01  Alan Modra  <amodra@gmail.com>
 280
 281         Update year range in copyright notice of all files.
 282
 283 For older changes see ChangeLog-0815
 284 \f
 285 Copyright (C) 2016 Free Software Foundation, Inc.
 286
 287 Copying and distribution of this file, with or without modification,
 288 are permitted in any medium without royalty provided the copyright
 289 notice and this notice are preserved.
 290
 291 Local Variables:
 292 mode: change-log
 293 left-margin: 8
 294 fill-column: 74
 295 version-control: never
 296 End: