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Diffstat (limited to 'bfd/elf32-i960.c')
| -rw-r--r-- | bfd/elf32-i960.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/bfd/elf32-i960.c b/bfd/elf32-i960.c deleted file mode 100644 index 244e4ea..0000000 --- a/bfd/elf32-i960.c +++ /dev/null @@ -1,169 +0,0 @@ -/* Intel 960 specific support for 32-bit ELF - Copyright (C) 1999-2018 Free Software Foundation, Inc. - - 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 3 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., 51 Franklin Street - Fifth Floor, Boston, - MA 02110-1301, USA. */ - -#include "sysdep.h" -#include "bfd.h" -#include "libbfd.h" -#include "elf-bfd.h" -#include "elf/i960.h" - -#define USE_REL 1 - -#define bfd_elf32_bfd_reloc_type_lookup elf32_i960_reloc_type_lookup -#define bfd_elf32_bfd_reloc_name_lookup \ - elf32_i960_reloc_name_lookup -#define elf_info_to_howto NULL -#define elf_info_to_howto_rel elf32_i960_info_to_howto_rel - -/* ELF relocs are against symbols. If we are producing relocatable - output, and the reloc is against an external symbol, and nothing - has given us any additional addend, the resulting reloc will also - be against the same symbol. In such a case, we don't want to - change anything about the way the reloc is handled, since it will - all be done at final link time. Rather than put special case code - into bfd_perform_relocation, all the reloc types use this howto - function. It just short circuits the reloc if producing - relocatable output against an external symbol. */ - -static bfd_reloc_status_type -elf32_i960_relocate (bfd *abfd ATTRIBUTE_UNUSED, - arelent *reloc_entry, - asymbol *symbol, - void * data ATTRIBUTE_UNUSED, - asection *input_section, - bfd *output_bfd, - char **error_message ATTRIBUTE_UNUSED) -{ - /* HACK: I think this first condition is necessary when producing - relocatable output. After the end of HACK, the code is identical - to bfd_elf_generic_reloc(). I would _guess_ the first change - belongs there rather than here. martindo 1998-10-23. */ - if (output_bfd != (bfd *) NULL - && reloc_entry->howto->pc_relative - && !reloc_entry->howto->pcrel_offset) - reloc_entry->addend -= symbol->value; - - /* This is more dubious. */ - else if (output_bfd != (bfd *) NULL - && (symbol->flags & BSF_SECTION_SYM) != 0) - reloc_entry->addend -= symbol->section->output_section->vma; - - else - { - /* ...end of HACK. */ - if (output_bfd != (bfd *) NULL - && (symbol->flags & BSF_SECTION_SYM) == 0 - && (! reloc_entry->howto->partial_inplace - || reloc_entry->addend == 0)) - { - reloc_entry->address += input_section->output_offset; - return bfd_reloc_ok; - } - } - - return bfd_reloc_continue; -} - -static reloc_howto_type elf_howto_table[]= -{ - HOWTO (R_960_NONE, 0, 3, 0, FALSE, 0, complain_overflow_dont, - elf32_i960_relocate, "R_960_NONE", TRUE, - 0x00000000, 0x00000000, FALSE), - EMPTY_HOWTO (1), - HOWTO (R_960_32, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, - elf32_i960_relocate, "R_960_32", TRUE, - 0xffffffff, 0xffffffff, FALSE), - HOWTO (R_960_IP24, 0, 2, 24, TRUE, 0, complain_overflow_signed, - elf32_i960_relocate, "R_960_IP24 ", TRUE, - 0x00ffffff, 0x00ffffff, FALSE), - EMPTY_HOWTO (4), - EMPTY_HOWTO (5), - EMPTY_HOWTO (6), - EMPTY_HOWTO (7) -}; - -static enum elf_i960_reloc_type -elf32_i960_bfd_to_reloc_type (bfd_reloc_code_real_type code) -{ - switch (code) - { - default: - return R_960_NONE; - case BFD_RELOC_I960_CALLJ: - return R_960_OPTCALL; - case BFD_RELOC_32: - case BFD_RELOC_CTOR: - return R_960_32; - case BFD_RELOC_24_PCREL: - return R_960_IP24; - } -} - -static bfd_boolean -elf32_i960_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, - arelent *cache_ptr, - Elf_Internal_Rela *dst) -{ - enum elf_i960_reloc_type type; - - type = (enum elf_i960_reloc_type) ELF32_R_TYPE (dst->r_info); - - /* PR 17521: file: 9609b8d6. */ - if (type >= R_960_max) - { - /* xgettext:c-format */ - _bfd_error_handler (_("%pB: unsupported relocation type %#x"), - abfd, type); - bfd_set_error (bfd_error_bad_value); - return FALSE; - } - - cache_ptr->howto = &elf_howto_table[(int) type]; - return TRUE; -} - -static reloc_howto_type * -elf32_i960_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, - bfd_reloc_code_real_type code) -{ - return elf_howto_table + elf32_i960_bfd_to_reloc_type (code); -} - -static reloc_howto_type * -elf32_i960_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, - const char *r_name) -{ - unsigned int i; - - for (i = 0; i < sizeof (elf_howto_table) / sizeof (elf_howto_table[0]); i++) - if (elf_howto_table[i].name != NULL - && strcasecmp (elf_howto_table[i].name, r_name) == 0) - return &elf_howto_table[i]; - - return NULL; -} - -#define TARGET_LITTLE_SYM i960_elf32_vec -#define TARGET_LITTLE_NAME "elf32-i960" -#define ELF_ARCH bfd_arch_i960 -#define ELF_MACHINE_CODE EM_960 -#define ELF_MAXPAGESIZE 1 /* FIXME: This number is wrong, It should be the page size in bytes. */ - -#include "elf32-target.h" |