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authorAlan Modra <amodra@gmail.com>2000-06-07 03:43:33 +0000
committerAlan Modra <amodra@gmail.com>2000-06-07 03:43:33 +0000
commit1b452ec66bd22e10bfa182d8e6995f0037486560 (patch)
tree0de40f36aea82f8394c6fff3aab17271dcae57fa /bfd/elf32-i386.c
parent3e0bf9f1f0e77a5d40d6799fa49795350c39333e (diff)
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Get rid of the -1 dummy valued enum in START_RELOC_NUMBERS.
Remove duplicate reloc enums in elf32-d[13]0v.c Remove EMPTY_HOWTOs in elf32-i386.c
Diffstat (limited to 'bfd/elf32-i386.c')
-rw-r--r--bfd/elf32-i386.c132
1 files changed, 81 insertions, 51 deletions
diff --git a/bfd/elf32-i386.c b/bfd/elf32-i386.c
index 53edaaf..1a12571 100644
--- a/bfd/elf32-i386.c
+++ b/bfd/elf32-i386.c
@@ -56,31 +56,56 @@ static boolean elf_i386_finish_dynamic_sections
static reloc_howto_type elf_howto_table[]=
{
- HOWTO(R_386_NONE, 0,0, 0,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_NONE", true,0x00000000,0x00000000,false),
- HOWTO(R_386_32, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_32", true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_PC32, 0,2,32,true, 0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_PC32", true,0xffffffff,0xffffffff,true),
- HOWTO(R_386_GOT32, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_GOT32", true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_PLT32, 0,2,32,true,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_PLT32", true,0xffffffff,0xffffffff,true),
- HOWTO(R_386_COPY, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_COPY", true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_GLOB_DAT, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_GLOB_DAT", true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_JUMP_SLOT, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_JUMP_SLOT",true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_RELATIVE, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_RELATIVE", true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_GOTOFF, 0,2,32,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_GOTOFF", true,0xffffffff,0xffffffff,false),
- HOWTO(R_386_GOTPC, 0,2,32,true,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_GOTPC", true,0xffffffff,0xffffffff,true),
- EMPTY_HOWTO (11),
- EMPTY_HOWTO (12),
- EMPTY_HOWTO (13),
- EMPTY_HOWTO (14),
- EMPTY_HOWTO (15),
- EMPTY_HOWTO (16),
- EMPTY_HOWTO (17),
- EMPTY_HOWTO (18),
- EMPTY_HOWTO (19),
+ HOWTO(R_386_NONE, 0, 0, 0, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_NONE",
+ true, 0x00000000, 0x00000000, false),
+ HOWTO(R_386_32, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_32",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_PC32, 0, 2, 32, true, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_PC32",
+ true, 0xffffffff, 0xffffffff, true),
+ HOWTO(R_386_GOT32, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_GOT32",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_PLT32, 0, 2, 32, true, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_PLT32",
+ true, 0xffffffff, 0xffffffff, true),
+ HOWTO(R_386_COPY, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_COPY",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_GLOB_DAT, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_GLOB_DAT",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_JUMP_SLOT, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_JUMP_SLOT",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_RELATIVE, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_RELATIVE",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_GOTOFF, 0, 2, 32, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_GOTOFF",
+ true, 0xffffffff, 0xffffffff, false),
+ HOWTO(R_386_GOTPC, 0, 2, 32, true, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_GOTPC",
+ true, 0xffffffff, 0xffffffff, true),
+
+#define R_386_standard ((unsigned int) R_386_GOTPC + 1)
+#define R_386_ext_offset ((unsigned int) R_386_16 - R_386_standard)
+
/* The remaining relocs are a GNU extension. */
- HOWTO(R_386_16, 0,1,16,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_16", true,0xffff,0xffff,false),
- HOWTO(R_386_PC16, 0,1,16,true, 0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_PC16", true,0xffff,0xffff,true),
- HOWTO(R_386_8, 0,0,8,false,0,complain_overflow_bitfield, bfd_elf_generic_reloc,"R_386_8", true,0xff,0xff,false),
- HOWTO(R_386_PC8, 0,0,8,true, 0,complain_overflow_signed, bfd_elf_generic_reloc,"R_386_PC8", true,0xff,0xff,true),
+ HOWTO(R_386_16, 0, 1, 16, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_16",
+ true, 0xffff, 0xffff, false),
+ HOWTO(R_386_PC16, 0, 1, 16, true, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_PC16",
+ true, 0xffff, 0xffff, true),
+ HOWTO(R_386_8, 0, 0, 8, false, 0, complain_overflow_bitfield,
+ bfd_elf_generic_reloc, "R_386_8",
+ true, 0xff, 0xff, false),
+ HOWTO(R_386_PC8, 0, 0, 8, true, 0, complain_overflow_signed,
+ bfd_elf_generic_reloc, "R_386_PC8",
+ true, 0xff, 0xff, true)
};
/* GNU extension to record C++ vtable hierarchy. */
@@ -130,68 +155,68 @@ elf_i386_reloc_type_lookup (abfd, code)
{
case BFD_RELOC_NONE:
TRACE ("BFD_RELOC_NONE");
- return &elf_howto_table[ (int)R_386_NONE ];
+ return &elf_howto_table[(unsigned int) R_386_NONE ];
case BFD_RELOC_32:
TRACE ("BFD_RELOC_32");
- return &elf_howto_table[ (int)R_386_32 ];
+ return &elf_howto_table[(unsigned int) R_386_32 ];
case BFD_RELOC_CTOR:
TRACE ("BFD_RELOC_CTOR");
- return &elf_howto_table[ (int)R_386_32 ];
+ return &elf_howto_table[(unsigned int) R_386_32 ];
case BFD_RELOC_32_PCREL:
TRACE ("BFD_RELOC_PC32");
- return &elf_howto_table[ (int)R_386_PC32 ];
+ return &elf_howto_table[(unsigned int) R_386_PC32 ];
case BFD_RELOC_386_GOT32:
TRACE ("BFD_RELOC_386_GOT32");
- return &elf_howto_table[ (int)R_386_GOT32 ];
+ return &elf_howto_table[(unsigned int) R_386_GOT32 ];
case BFD_RELOC_386_PLT32:
TRACE ("BFD_RELOC_386_PLT32");
- return &elf_howto_table[ (int)R_386_PLT32 ];
+ return &elf_howto_table[(unsigned int) R_386_PLT32 ];
case BFD_RELOC_386_COPY:
TRACE ("BFD_RELOC_386_COPY");
- return &elf_howto_table[ (int)R_386_COPY ];
+ return &elf_howto_table[(unsigned int) R_386_COPY ];
case BFD_RELOC_386_GLOB_DAT:
TRACE ("BFD_RELOC_386_GLOB_DAT");
- return &elf_howto_table[ (int)R_386_GLOB_DAT ];
+ return &elf_howto_table[(unsigned int) R_386_GLOB_DAT ];
case BFD_RELOC_386_JUMP_SLOT:
TRACE ("BFD_RELOC_386_JUMP_SLOT");
- return &elf_howto_table[ (int)R_386_JUMP_SLOT ];
+ return &elf_howto_table[(unsigned int) R_386_JUMP_SLOT ];
case BFD_RELOC_386_RELATIVE:
TRACE ("BFD_RELOC_386_RELATIVE");
- return &elf_howto_table[ (int)R_386_RELATIVE ];
+ return &elf_howto_table[(unsigned int) R_386_RELATIVE ];
case BFD_RELOC_386_GOTOFF:
TRACE ("BFD_RELOC_386_GOTOFF");
- return &elf_howto_table[ (int)R_386_GOTOFF ];
+ return &elf_howto_table[(unsigned int) R_386_GOTOFF ];
case BFD_RELOC_386_GOTPC:
TRACE ("BFD_RELOC_386_GOTPC");
- return &elf_howto_table[ (int)R_386_GOTPC ];
+ return &elf_howto_table[(unsigned int) R_386_GOTPC ];
/* The remaining relocs are a GNU extension. */
case BFD_RELOC_16:
TRACE ("BFD_RELOC_16");
- return &elf_howto_table[(int) R_386_16];
+ return &elf_howto_table[(unsigned int) R_386_16 - R_386_ext_offset];
case BFD_RELOC_16_PCREL:
TRACE ("BFD_RELOC_16_PCREL");
- return &elf_howto_table[(int) R_386_PC16];
+ return &elf_howto_table[(unsigned int) R_386_PC16 - R_386_ext_offset];
case BFD_RELOC_8:
TRACE ("BFD_RELOC_8");
- return &elf_howto_table[(int) R_386_8];
+ return &elf_howto_table[(unsigned int) R_386_8 - R_386_ext_offset];
case BFD_RELOC_8_PCREL:
TRACE ("BFD_RELOC_8_PCREL");
- return &elf_howto_table[(int) R_386_PC8];
+ return &elf_howto_table[(unsigned int) R_386_PC8 - R_386_ext_offset];
case BFD_RELOC_VTABLE_INHERIT:
TRACE ("BFD_RELOC_VTABLE_INHERIT");
@@ -231,14 +256,19 @@ elf_i386_info_to_howto_rel (abfd, cache_ptr, dst)
cache_ptr->howto = &elf32_i386_vtinherit_howto;
else if (type == R_386_GNU_VTENTRY)
cache_ptr->howto = &elf32_i386_vtentry_howto;
- else if (type < R_386_max
- && (type < FIRST_INVALID_RELOC || type > LAST_INVALID_RELOC))
- cache_ptr->howto = &elf_howto_table[(int) type];
else
{
- (*_bfd_error_handler) (_("%s: invalid relocation type %d"),
- bfd_get_filename (abfd), (int) type);
- cache_ptr->howto = &elf_howto_table[(int) R_386_NONE];
+ unsigned int indx;
+
+ if ((indx = (unsigned int) type) >= R_386_standard
+ && ((indx = (unsigned int) type - R_386_ext_offset)
+ >= sizeof (elf_howto_table) / sizeof (elf_howto_table[0])))
+ {
+ (*_bfd_error_handler) (_("%s: invalid relocation type %d"),
+ bfd_get_filename (abfd), (int) type);
+ indx = (unsigned int) R_386_NONE;
+ }
+ cache_ptr->howto = &elf_howto_table[indx];
}
}
@@ -1283,20 +1313,20 @@ elf_i386_relocate_section (output_bfd, info, input_bfd, input_section,
asection *sec;
bfd_vma relocation;
bfd_reloc_status_type r;
+ unsigned int indx;
r_type = ELF32_R_TYPE (rel->r_info);
if (r_type == R_386_GNU_VTINHERIT
|| r_type == R_386_GNU_VTENTRY)
continue;
- if (r_type < 0
- || r_type >= (int) R_386_max
- || (r_type >= (int) FIRST_INVALID_RELOC
- && r_type <= (int) LAST_INVALID_RELOC))
+ if ((indx = (unsigned) r_type) >= R_386_standard
+ && ((indx = (unsigned) r_type - R_386_ext_offset)
+ >= sizeof (elf_howto_table) / sizeof (elf_howto_table[0])))
{
bfd_set_error (bfd_error_bad_value);
return false;
}
- howto = elf_howto_table + r_type;
+ howto = elf_howto_table + indx;
r_symndx = ELF32_R_SYM (rel->r_info);