/* Intel 960 specific support for 32-bit ELF
- Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright 1999, 2000, 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
-This file is part of BFD, the Binary File Descriptor library.
+ 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 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.
+ 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. */
+ 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 "bfd.h"
#include "sysdep.h"
#include "elf-bfd.h"
#include "elf/i960.h"
-static bfd_reloc_status_type elf32_i960_relocate
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static reloc_howto_type *elf32_i960_reloc_type_lookup
- PARAMS ((bfd *, bfd_reloc_code_real_type));
-static void elf32_i960_info_to_howto
- PARAMS ((bfd *, arelent *cache_ptr, Elf_Internal_Rela *));
-static void elf32_i960_info_to_howto_rel
- PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
-
#define USE_REL 1
#define bfd_elf32_bfd_reloc_type_lookup elf32_i960_reloc_type_lookup
#define elf_info_to_howto elf32_i960_info_to_howto
#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,
+ PTR 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, 0, 0, FALSE, 0, complain_overflow_bitfield,
- elf32_i960_relocate, "R_960_NONE", TRUE,
- 0x00000000, 0x00000000, FALSE),
+ HOWTO (R_960_NONE, 0, 0, 0, FALSE, 0, complain_overflow_bitfield,
+ 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),
+ 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),
+ elf32_i960_relocate, "R_960_IP24 ", TRUE,
+ 0x00ffffff, 0x00ffffff, FALSE),
EMPTY_HOWTO (4),
EMPTY_HOWTO (5),
EMPTY_HOWTO (6),
}
static void
-elf32_i960_info_to_howto (abfd, cache_ptr, dst)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *cache_ptr ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *dst ATTRIBUTE_UNUSED;
+elf32_i960_info_to_howto (bfd * abfd ATTRIBUTE_UNUSED,
+ arelent * cache_ptr ATTRIBUTE_UNUSED,
+ Elf_Internal_Rela * dst ATTRIBUTE_UNUSED)
{
abort ();
}
static void
-elf32_i960_info_to_howto_rel (abfd, cache_ptr, dst)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *cache_ptr;
- Elf_Internal_Rela *dst;
+elf32_i960_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
+ arelent *cache_ptr,
+ Elf_Internal_Rela *dst)
{
enum elf_i960_reloc_type type;
cache_ptr->howto = &elf_howto_table[(int) type];
}
-/* 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. */
-
-bfd_reloc_status_type
-elf32_i960_relocate (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR 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 *
-elf32_i960_reloc_type_lookup (abfd, code)
- bfd *abfd ATTRIBUTE_UNUSED;
- bfd_reloc_code_real_type code;
+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);
}
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