73 lines
2.7 KiB
C
73 lines
2.7 KiB
C
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/* BFD back-end definitions used by all NetBSD targets.
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Copyright (C) 1990, 1991, 1992 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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* NetBSD fits its header into the start of its text segment */
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#define N_HEADER_IN_TEXT(x) 1
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#define TEXT_START_ADDR PAGE_SIZE
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#define N_MAGIC(ex) \
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( (((ex).a_info)&0xffff0000) ? (((ex).a_info)&0xffff) : ((ex).a_info) )
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#define N_MACHTYPE(ex) \
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( (((ex).a_info)&0xffff0000) ? ((((ex).a_info)>>16)&0x03ff) : 0 )
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# define N_FLAGS(ex) \
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( (((ex).a_info)&0xffff0000) ? ((((ex).a_info)>>26)&0x3f) : 0 )
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#define N_SET_INFO(ex, mag,mid,flag) \
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( (ex).a_info = htonl( (((flag)&0x3f)<<26) | (((mid)&0x03ff)<<16) | \
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(((mag)&0xffff)) ) )
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#define N_SET_MAGIC(exec,magic) \
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((exec).a_info = (((exec).a_info & ~0xffff) | ((magic) & 0xffff)))
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#define N_SET_MACHTYPE(exec,machtype) \
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((exec).a_info = \
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(((exec).a_info & ~(0x3ff<<16)) | (((machtype)&0xff) << 16)))
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#define N_SET_FLAGS(exec, flags) \
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((exec).a_info = ((exec).a_info & 0xffff) | (flags & 0xffff))
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#include "bfd.h"
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#include "sysdep.h"
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#include "libbfd.h"
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#include "libaout.h"
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#define N_GETMAGIC(ex) \
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( (((ex).a_info)&0xffff0000) ? (((ex).a_info)&0xffff) : ((ex).a_info))
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#define N_GETMAGIC2(ex) \
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( (((ex).a_info)&0xffff0000) ? (((ex).a_info)&0xffff) : \
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(((ex).a_info) | 0x10000) )
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#define N_TXTADDR(ex) (N_GETMAGIC2(ex) == (ZMAGIC|0x10000) ? 0 : __LDPGSZ)
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#define N_TXTOFF(ex) \
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( N_GETMAGIC2(ex)==ZMAGIC || N_GETMAGIC2(ex)==(QMAGIC|0x10000) ? \
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0 : (N_GETMAGIC2(ex)==(ZMAGIC|0x10000) ? __LDPGSZ : EXEC_BYTES_SIZE ))
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#define N_ALIGN(ex,x) \
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(N_MAGIC(ex) == ZMAGIC || N_MAGIC(ex) == QMAGIC ? \
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((x) + __LDPGSZ - 1) & ~(__LDPGSZ - 1) : (x))
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#define N_DATADDR(ex) \
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(N_GETMAGIC(ex) == OMAGIC ? N_TXTADDR(ex) + (ex).a_text : \
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(N_TXTADDR(ex) + (ex).a_text + __LDPGSZ - 1) & ~(__LDPGSZ - 1))
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/* Data segment offset. */
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#define N_DATOFF(ex) \
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N_ALIGN(ex, N_TXTOFF(ex) + (ex).a_text)
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/* On NetBSD, the magic number is always in ntohl's "network" (big-endian)
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format. */
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#define SWAP_MAGIC(ext) bfd_getb32 (ext)
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#include "aout-target.h"
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