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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [bfd/] [pc532-mach.c] - Blame information for rev 14

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1 14 khays
/* BFD back-end for Mach3/532 a.out-ish binaries.
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   Copyright 1990, 1991, 1992, 1994, 1995, 2000, 2001, 2002, 2005, 2007, 2009
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   Free Software Foundation, Inc.
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   This file is part of BFD, the Binary File Descriptor library.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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   MA 02110-1301, USA.  */
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/* Written by Ian Dall
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              19-Apr-94
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   Formerly part of aout-pc532-mach.c. Split out to allow more
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   flexibility with multiple formats.  */
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/* This architecture has N_TXTOFF and N_TXTADDR defined as if
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   N_HEADER_IN_TEXT, but the a_text entry (text size) does not include the
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   space for the header. So we have N_HEADER_IN_TEXT defined to
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   1 and specially define our own N_TXTSIZE.  */
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#define N_HEADER_IN_TEXT(x) 1
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#define N_TXTSIZE(x) ((x).a_text)
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#define TEXT_START_ADDR 0x10000       /* from old ld */
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#define TARGET_PAGE_SIZE 0x1000       /* from old ld,  032 & 532 are really 512/4k */
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/* Use a_entry of 0 to distinguish object files from OMAGIC executables */
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#define N_TXTADDR(x) \
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  (N_MAGIC(x) == OMAGIC ? \
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   ((x).a_entry < TEXT_START_ADDR? 0: TEXT_START_ADDR): \
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   (N_MAGIC(x) == NMAGIC? TEXT_START_ADDR: \
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    TEXT_START_ADDR + EXEC_BYTES_SIZE))
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#define SEGMENT_SIZE    TARGET_PAGE_SIZE
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#define SEGMENT_SIZE TARGET_PAGE_SIZE
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#define DEFAULT_ARCH bfd_arch_ns32k
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/* Do not "beautify" the CONCAT* macro args.  Traditional C will not
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   remove whitespace added here, and thus will fail to concatenate
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   the tokens.  */
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#define MY(OP) CONCAT2 (pc532machaout_,OP)
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/* Must be the same as aout-ns32k.c */
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#define NAME(x,y) CONCAT3 (ns32kaout,_32_,y)
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#define TARGETNAME "a.out-pc532-mach"
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#include "sysdep.h"
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#include "bfd.h"
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#include "libaout.h"
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#include "libbfd.h"
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#include "aout/aout64.h"
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#define MY_bfd_reloc_type_lookup ns32kaout_bfd_reloc_type_lookup
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/* libaout doesn't use NAME for these ...  */
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#define MY_get_section_contents aout_32_get_section_contents
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#define MY_text_includes_header 1
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#define MY_exec_header_not_counted 1
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reloc_howto_type *ns32kaout_bfd_reloc_type_lookup
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  PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
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static bfd_boolean MY(write_object_contents)
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  PARAMS ((bfd *abfd));
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static bfd_boolean
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MY(write_object_contents) (abfd)
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     bfd *abfd;
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{
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  struct external_exec exec_bytes;
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  struct internal_exec *execp = exec_hdr (abfd);
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  obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
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  BFD_ASSERT (bfd_get_arch (abfd) == bfd_arch_ns32k);
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  switch (bfd_get_mach (abfd))
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    {
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    case 32032:
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      N_SET_MACHTYPE (*execp, M_NS32032);
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      break;
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    case 32532:
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    default:
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      N_SET_MACHTYPE (*execp, M_NS32532);
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      break;
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    }
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  N_SET_FLAGS (*execp, aout_backend_info (abfd)->exec_hdr_flags);
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  WRITE_HEADERS(abfd, execp);
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  return TRUE;
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}
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#define MY_write_object_contents MY(write_object_contents)
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#include "aout-target.h"

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