forked from KolibriOS/kolibrios
62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)asm.h 5.5 (Berkeley) 5/7/91
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*/
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#ifndef _I386_ASM_H_
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#define _I386_ASM_H_
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#define _C_LABEL(x) _ ## x
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#define _ASM_LABEL(x) x
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/* allow overriding entrypoint alignment */
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#if !defined(_ALIGN_TEXT)
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# define _ALIGN_TEXT .align 16
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#endif
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#define _ENTRY(x) \
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.text; _ALIGN_TEXT; .globl x; x:
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#define _LABEL(x) \
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.globl x; x:
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#define ENTRY(y) _ENTRY(_C_LABEL(y))
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#define NENTRY(y) _ENTRY(_C_LABEL(y))
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#define ASENTRY(y) _ENTRY(_ASM_LABEL(y))
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#define LABEL(y) _LABEL(_C_LABEL(y))
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#define END(y) .size y, . - y
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#define IMPORT(sym) \
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.extern _C_LABEL(sym)
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#endif /* !_I386_ASM_H_ */
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