binutils-gdb/bfd/howto.c

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1991-10-01 04:43:11 +01:00
/* bfd howto manager.
Copyright (C) 1990-1991 Free Software Foundation, Inc.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The howto manager
When an application wants to create a relocation, but doesn't know
what the target machine might call it, it can find out by using this
bit of code.
*/
#include <sysdep.h>
#include <bfd.h>
#include "libbfd.h"
/*proto* bfd_reloc_code_enum_type
*+++
$typedef enum
${
16 bits wide, simple reloc
$ BFD_RELOC_16,
8 bits wide, but used to form an address like 0xffnn
$ BFD_RELOC_8_FFnn,
8 bits wide, simple
$ BFD_RELOC_8,
8 bits wide, pc relative
$ BFD_RELOC_8_PCREL
$ } bfd_reloc_code_enum_real_type;
*---
*/
/*proto* bfd_reloc_type_lookup
This routine returns a pointer to a howto struct which when invoked,
will perform the supplied relocation on data from the architecture
noted.
[Note] This function will go away.
*; PROTO(struct reloc_howto_struct *,
bfd_reloc_type_lookup,
(enum bfd_architecture arch, bfd_reloc_code_enum_type code));
*/
struct reloc_howto_struct *
DEFUN(bfd_reloc_type_lookup,(arch, code),
enum bfd_architecture arch AND
bfd_reloc_code_enum_type code)
{
return arch_functions(arch,0)->reloc_type_lookup(code);
}