74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
/* $Id$ */
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/* Copyright (c) 2011-2012 Pierre Pronchery <khorben@defora.org> */
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/* This file is part of DeforaOS Devel Asm */
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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 Lesser General Public License as published by
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* the Free Software Foundation, version 3 of the License.
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*
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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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef DEVEL_ASM_H
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# define DEVEL_ASM_H
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# if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
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# include <sys/endian.h>
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# elif defined(__linux__)
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# include <endian.h>
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# define _BYTE_ORDER __BYTE_ORDER
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# define _BIG_ENDIAN __BIG_ENDIAN
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# define _LITTLE_ENDIAN __LITTLE_ENDIAN
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# endif
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# include "Asm/arch.h"
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# include "Asm/asm.h"
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# include "Asm/code.h"
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# include "Asm/format.h"
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/* helpers */
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# if _BYTE_ORDER == _BIG_ENDIAN
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# define _htob16(a) (a)
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# define _htol16(a) (((a) & 0xff) << 8 | ((a) & 0xff00) >> 8)
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# define _htob32(a) (a)
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# define _htol32(a) (((a) & 0xff) << 24 | (((a) & 0xff00) << 8) \
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| (((a) & 0xff0000) >> 8) | ((a) & 0xff000000) >> 24)
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# define _htob64(a) (a)
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# define _htol64(a) (((a) & 0xff) << 56) | (((a) & 0xff00) << 40) \
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| (((a) & 0xff0000) << 24) | (((a) & 0xff000000) << 8) \
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| (((a) & 0xff00000000) >> 8) \
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| (((a) & 0xff0000000000) >> 24) \
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| (((a) & 0xff000000000000) >> 40) \
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| (((a) & 0xff00000000000000) >> 56)
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# define _bswap16(a) _htol16(a)
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# define _bswap32(a) _htol32(a)
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# define _bswap64(a) _htol64(a)
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# elif _BYTE_ORDER == _LITTLE_ENDIAN
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# define _htob16(a) (((a) & 0xff) << 8 | ((a) & 0xff00) >> 8)
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# define _htol16(a) (a)
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# define _htob32(a) (((a) & 0xff) << 24 | (((a) & 0xff00) << 8) \
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| (((a) & 0xff0000) >> 8) | ((a) & 0xff000000) >> 24)
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# define _htol32(a) (a)
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# define _htob64(a) (((a) & 0xff) << 56) | (((a) & 0xff00) << 40) \
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| (((a) & 0xff0000) << 24) | (((a) & 0xff000000) << 8) \
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| (((a) & 0xff00000000) >> 8) \
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| (((a) & 0xff0000000000) >> 24) \
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| (((a) & 0xff000000000000) >> 40) \
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| (((a) & 0xff00000000000000) >> 56)
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# define _htol64(a) (a)
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# define _bswap16(a) _htob16(a)
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# define _bswap32(a) _htob32(a)
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# define _bswap64(a) _htob64(a)
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# else
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# warning "Could not determine endian on your system"
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# endif
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#endif /* !DEVEL_ASM_H */
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