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/* $OpenBSD: asm.h,v 1.9 2008/05/21 20:33:39 miod Exp $ */
/* $NetBSD: asm.h,v 1.9 1999/01/15 13:31:28 bouyer Exp $ */
/*
* Copyright (c) 1982, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)DEFS.h 8.1 (Berkeley) 6/4/93
*/
#ifndef _MACHINE_ASM_H_
#define _MACHINE_ASM_H_
#define R0 0x001
#define R1 0x002
#define R2 0x004
#define R3 0x008
#define R4 0x010
#define R5 0x020
#define R6 0x040
#define R7 0x080
#define R8 0x100
#define R9 0x200
#define R10 0x400
#define R11 0x800
#ifdef __ELF__
# define _C_LABEL(x) x
#else
# ifdef __STDC__
# define _C_LABEL(x) _ ## x
# else
# define _C_LABEL(x) _/**/x
# endif
#endif
#define _ASM_LABEL(x) x
#ifdef __STDC__
# define __CONCAT(x,y) x ## y
# define __STRING(x) #x
#else
# define __CONCAT(x,y) x/**/y
# define __STRING(x) "x"
#endif
/* let kernels and others override entrypoint alignment */
#ifndef _ALIGN_TEXT
# ifdef __ELF__
# define _ALIGN_TEXT .align 4
# else
# define _ALIGN_TEXT .align 2
# endif
#endif
#define _ALTENTRY(x) \
.globl x; .type x,@function; x:
#define _ENTRY(x, regs) \
.text; _ALIGN_TEXT; _ALTENTRY(x) .word regs
#if defined(PROF) || defined(GPROF)
# ifdef __ELF__
# define _PROF_PROLOGUE \
.data; 1:; .long 0; .text; moval 1b,r0; jsb _ASM_LABEL(__mcount)
# else
# define _PROF_PROLOGUE \
.data; 1:; .long 0; .text; moval 1b,r0; jsb _ASM_LABEL(mcount)
# endif
#else
# define _PROF_PROLOGUE
#endif
#define ENTRY(x, regs) _ENTRY(_C_LABEL(x), regs); _PROF_PROLOGUE
#define NENTRY(x, regs) _ENTRY(_C_LABEL(x), regs)
#define ASENTRY(x, regs) _ENTRY(_ASM_LABEL(x), regs); _PROF_PROLOGUE
#define ALTENTRY(x) _ALTENTRY(_C_LABEL(x))
#define RCSID(x) .text; .asciz x
#ifdef __ELF__
#define WEAK_ALIAS(alias,sym) \
.weak alias; \
alias = sym
#else
#ifdef __STDC__
#define WEAK_ALIAS(alias,sym) \
.weak _##alias; \
_##alias = _##sym
#else
#define WEAK_ALIAS(alias,sym) \
.weak _/**/alias; \
_/**/alias = _/**/sym
#endif
#endif
#ifdef __STDC__
#define WARN_REFERENCES(sym,msg) \
.stabs msg ## ,30,0,0,0 ; \
.stabs __STRING(_C_LABEL(sym)) ## ,1,0,0,0
#else
#define WARN_REFERENCES(sym,msg) \
.stabs msg,30,0,0,0 ; \
.stabs __STRING(_C_LABEL(sym)),1,0,0,0
#endif /* __STDC__ */
#endif /* _MACHINE_ASM_H_ */
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