binutils-gdb/bfd/cpu-mips.c

121 lines
4.0 KiB
C
Raw Normal View History

1999-05-03 09:29:11 +02:00
/* bfd back-end for mips support
Copyright 1990, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2002
2001-03-08 22:04:02 +01:00
Free Software Foundation, Inc.
1999-05-03 09:29:11 +02:00
Written by Steve Chamberlain of Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
* linker.c (link_action): Ignore duplicate warning syms. (_bfd_generic_link_write_global_symbol): Follow warning symbol link. * elflink.h (elf_adjust_dynstr_offsets): Likewise. (elf_adjust_dynamic_symbol): Likewise. (elf_export_symbol): Likewise. (elf_link_find_version_dependencies): Likewise. (elf_link_assign_sym_version): Likewise. (elf_link_sec_merge_syms): Likewise. (elf_link_output_extsym): Likewise. (elf_gc_sweep_symbol): Likewise. (elf_gc_propagate_vtable_entries_used): Likewise. (elf_gc_smash_unused_vtentry_relocs): Likewise. (elf_gc_allocate_got_offsets): Likewise. (elf_collect_hash_codes): Likewise. * elflink.c (elf_link_renumber_hash_table_dynsyms): Likewise. * elf-hppa.h (elf_hppa_unmark_useless_dynamic_symbols): Likewise. (elf_hppa_remark_useless_dynamic_symbols): Likewise. * elf-m10300.c (elf32_mn10300_finish_hash_table_entry): Likewise. * elf32-arm.h (elf32_arm_discard_copies): Likewise. * elf32-cris.c (elf_cris_adjust_gotplt_to_got): Likewise. (elf_cris_discard_excess_dso_dynamics): Likewise. * elf32-hppa.c (clobber_millicode_symbols): Likewise. (mark_PIC_calls): Likewise. (allocate_plt_static): Likewise. (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf32-i386.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf32-i370.c (i370_elf_adjust_dynindx): Likewise. * elf32-m68k.c (elf_m68k_discard_copies): Likewise. * elf32-mips.c (mips_elf_output_extsym): Likewise. (mips_elf_sort_hash_table_f): Likewise. (mips_elf_check_mips16_stubs): Likewise. * elf32-s390.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf32-sh.c (sh_elf_discard_copies): Likewise. * elf32-xstormy16.c (xstormy16_relax_plt_check): Likewise. (xstormy16_relax_plt_realloc): Likewise. * elf64-alpha.c (elf64_alpha_calc_got_offsets_for_symbol): Likewise. (elf64_alpha_output_extsym): Likewise. * elf64-hppa.c (elf64_hppa_mark_exported_functions): Likewise. * elf64-mips.c (mips_elf64_sort_hash_table_f): Likewise. (mips_elf64_check_mips16_stubs): Likewise. (mips_elf64_output_extsym): Likewise. * elf64-ppc.c (func_desc_adjust): Likewise. (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf64-s390.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf64-sh64.c (sh64_elf64_discard_copies): Likewise. * elf64-x86-64.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elfxx-ia64.c (elfNN_ia64_global_dyn_sym_thunk): Likewise. * aoutx.h (aout_link_write_other_symbol): Likewise. * cofflink.c (_bfd_coff_write_task_globals): Likewise. (_bfd_coff_write_global_sym): Likewise. * i386linux.c (linux_tally_symbols): Likewise. * m68klinux.c (linux_tally_symbols): Likewise. * sparclinux.c (linux_tally_symbols): Likewise. * pdp11.c (aout_link_write_other_symbol): Likewise. * sunos.c (sunos_scan_dynamic_symbol): Likewise. * xcofflink.c (xcoff_build_ldsyms): Likewise. (xcoff_write_global_symbol): Likewise. * cofflink.c (_bfd_coff_final_link): Formatting. * cpu-mips.c (mips_compatible): Make static, prototype. * elf32-i386.c (elf_i386_check_relocs): Formatting. * elf32-sh.c (sh_elf_size_dynamic_sections): Likewise. * elf64-alpha.c (elf64_alpha_output_extsym): Likewise. * elf64-mips.c (mips_elf64_sort_hash_table): Likewise. (mips_elf64_final_link): Likewise. * elflink.h (elf_link_find_version_dependencies): Remove duplicate prototype.
2002-03-28 04:27:46 +01:00
static const bfd_arch_info_type *mips_compatible
PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
/* The default routine tests bits_per_word, which is wrong on mips as
mips word size doesn't correlate with reloc size. */
* linker.c (link_action): Ignore duplicate warning syms. (_bfd_generic_link_write_global_symbol): Follow warning symbol link. * elflink.h (elf_adjust_dynstr_offsets): Likewise. (elf_adjust_dynamic_symbol): Likewise. (elf_export_symbol): Likewise. (elf_link_find_version_dependencies): Likewise. (elf_link_assign_sym_version): Likewise. (elf_link_sec_merge_syms): Likewise. (elf_link_output_extsym): Likewise. (elf_gc_sweep_symbol): Likewise. (elf_gc_propagate_vtable_entries_used): Likewise. (elf_gc_smash_unused_vtentry_relocs): Likewise. (elf_gc_allocate_got_offsets): Likewise. (elf_collect_hash_codes): Likewise. * elflink.c (elf_link_renumber_hash_table_dynsyms): Likewise. * elf-hppa.h (elf_hppa_unmark_useless_dynamic_symbols): Likewise. (elf_hppa_remark_useless_dynamic_symbols): Likewise. * elf-m10300.c (elf32_mn10300_finish_hash_table_entry): Likewise. * elf32-arm.h (elf32_arm_discard_copies): Likewise. * elf32-cris.c (elf_cris_adjust_gotplt_to_got): Likewise. (elf_cris_discard_excess_dso_dynamics): Likewise. * elf32-hppa.c (clobber_millicode_symbols): Likewise. (mark_PIC_calls): Likewise. (allocate_plt_static): Likewise. (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf32-i386.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf32-i370.c (i370_elf_adjust_dynindx): Likewise. * elf32-m68k.c (elf_m68k_discard_copies): Likewise. * elf32-mips.c (mips_elf_output_extsym): Likewise. (mips_elf_sort_hash_table_f): Likewise. (mips_elf_check_mips16_stubs): Likewise. * elf32-s390.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf32-sh.c (sh_elf_discard_copies): Likewise. * elf32-xstormy16.c (xstormy16_relax_plt_check): Likewise. (xstormy16_relax_plt_realloc): Likewise. * elf64-alpha.c (elf64_alpha_calc_got_offsets_for_symbol): Likewise. (elf64_alpha_output_extsym): Likewise. * elf64-hppa.c (elf64_hppa_mark_exported_functions): Likewise. * elf64-mips.c (mips_elf64_sort_hash_table_f): Likewise. (mips_elf64_check_mips16_stubs): Likewise. (mips_elf64_output_extsym): Likewise. * elf64-ppc.c (func_desc_adjust): Likewise. (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf64-s390.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elf64-sh64.c (sh64_elf64_discard_copies): Likewise. * elf64-x86-64.c (allocate_dynrelocs): Likewise. (readonly_dynrelocs): Likewise. * elfxx-ia64.c (elfNN_ia64_global_dyn_sym_thunk): Likewise. * aoutx.h (aout_link_write_other_symbol): Likewise. * cofflink.c (_bfd_coff_write_task_globals): Likewise. (_bfd_coff_write_global_sym): Likewise. * i386linux.c (linux_tally_symbols): Likewise. * m68klinux.c (linux_tally_symbols): Likewise. * sparclinux.c (linux_tally_symbols): Likewise. * pdp11.c (aout_link_write_other_symbol): Likewise. * sunos.c (sunos_scan_dynamic_symbol): Likewise. * xcofflink.c (xcoff_build_ldsyms): Likewise. (xcoff_write_global_symbol): Likewise. * cofflink.c (_bfd_coff_final_link): Formatting. * cpu-mips.c (mips_compatible): Make static, prototype. * elf32-i386.c (elf_i386_check_relocs): Formatting. * elf32-sh.c (sh_elf_size_dynamic_sections): Likewise. * elf64-alpha.c (elf64_alpha_output_extsym): Likewise. * elf64-mips.c (mips_elf64_sort_hash_table): Likewise. (mips_elf64_final_link): Likewise. * elflink.h (elf_link_find_version_dependencies): Remove duplicate prototype.
2002-03-28 04:27:46 +01:00
static const bfd_arch_info_type *
mips_compatible (a, b)
const bfd_arch_info_type *a;
const bfd_arch_info_type *b;
{
if (a->arch != b->arch)
return NULL;
if (a->mach > b->mach)
return a;
if (b->mach > a->mach)
return b;
return a;
}
1999-05-03 09:29:11 +02:00
#define N(BITS_WORD, BITS_ADDR, NUMBER, PRINT, DEFAULT, NEXT) \
{ \
BITS_WORD, /* bits in a word */ \
BITS_ADDR, /* bits in an address */ \
8, /* 8 bits in a byte */ \
bfd_arch_mips, \
NUMBER, \
"mips", \
PRINT, \
3, \
DEFAULT, \
mips_compatible, \
1999-05-03 09:29:11 +02:00
bfd_default_scan, \
NEXT, \
}
enum
{
I_mips3000,
I_mips3900,
I_mips4000,
I_mips4010,
I_mips4100,
I_mips4111,
I_mips4300,
I_mips4400,
I_mips4600,
I_mips4650,
I_mips5000,
I_mips6000,
I_mips8000,
I_mips10000,
2001-05-23 19:26:40 +02:00
I_mips12000,
I_mips16,
2000-12-02 01:55:22 +01:00
I_mips5,
I_mipsisa32,
I_mipsisa64,
2000-12-02 02:10:33 +01:00
I_sb1,
1999-05-03 09:29:11 +02:00
};
#define NN(index) (&arch_info_struct[(index) + 1])
1999-05-03 09:29:11 +02:00
static const bfd_arch_info_type arch_info_struct[] =
1999-05-03 09:29:11 +02:00
{
2000-12-02 01:55:22 +01:00
N (32, 32, bfd_mach_mips3000, "mips:3000", false, NN(I_mips3000)),
N (32, 32, bfd_mach_mips3900, "mips:3900", false, NN(I_mips3900)),
N (64, 64, bfd_mach_mips4000, "mips:4000", false, NN(I_mips4000)),
N (64, 64, bfd_mach_mips4010, "mips:4010", false, NN(I_mips4010)),
N (64, 64, bfd_mach_mips4100, "mips:4100", false, NN(I_mips4100)),
N (64, 64, bfd_mach_mips4111, "mips:4111", false, NN(I_mips4111)),
N (64, 64, bfd_mach_mips4300, "mips:4300", false, NN(I_mips4300)),
N (64, 64, bfd_mach_mips4400, "mips:4400", false, NN(I_mips4400)),
N (64, 64, bfd_mach_mips4600, "mips:4600", false, NN(I_mips4600)),
N (64, 64, bfd_mach_mips4650, "mips:4650", false, NN(I_mips4650)),
N (64, 64, bfd_mach_mips5000, "mips:5000", false, NN(I_mips5000)),
N (32, 32, bfd_mach_mips6000, "mips:6000", false, NN(I_mips6000)),
N (64, 64, bfd_mach_mips8000, "mips:8000", false, NN(I_mips8000)),
N (64, 64, bfd_mach_mips10000,"mips:10000", false, NN(I_mips10000)),
2001-05-23 19:26:40 +02:00
N (64, 64, bfd_mach_mips12000,"mips:12000", false, NN(I_mips12000)),
2000-12-02 01:55:22 +01:00
N (64, 64, bfd_mach_mips16, "mips:16", false, NN(I_mips16)),
N (64, 64, bfd_mach_mips5, "mips:mips5", false, NN(I_mips5)),
N (32, 32, bfd_mach_mipsisa32, "mips:isa32", false, NN(I_mipsisa32)),
N (64, 64, bfd_mach_mipsisa64, "mips:isa64", false, NN(I_mipsisa64)),
2000-12-02 02:10:33 +01:00
N (64, 64, bfd_mach_mips_sb1, "mips:sb1", false, 0),
1999-05-03 09:29:11 +02:00
};
/* The default architecture is mips:3000, but with a machine number of
zero. This lets the linker distinguish between a default setting
of mips, and an explicit setting of mips:3000. */
const bfd_arch_info_type bfd_mips_arch =
N (32, 32, 0, "mips", true, &arch_info_struct[0]);