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Diffstat (limited to 'sys/arch/pmax/include/asm.h')
| -rw-r--r-- | sys/arch/pmax/include/asm.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/sys/arch/pmax/include/asm.h b/sys/arch/pmax/include/asm.h new file mode 100644 index 00000000000..b31981eb962 --- /dev/null +++ b/sys/arch/pmax/include/asm.h @@ -0,0 +1,182 @@ +/* $NetBSD: asm.h,v 1.8 1996/03/25 02:50:50 jonathan Exp $ */ + +/* + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Ralph Campbell. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + * + * @(#)machAsmDefs.h 8.1 (Berkeley) 6/10/93 + */ + +/* + * machAsmDefs.h -- + * + * Macros used when writing assembler programs. + * + * Copyright (C) 1989 Digital Equipment Corporation. + * Permission to use, copy, modify, and distribute this software and + * its documentation for any purpose and without fee is hereby granted, + * provided that the above copyright notice appears in all copies. + * Digital Equipment Corporation makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * from: Header: /sprite/src/kernel/mach/ds3100.md/RCS/machAsmDefs.h, + * v 1.2 89/08/15 18:28:24 rab Exp SPRITE (DECWRL) + */ + +#ifndef _MIPS_ASM_H +#define _MIPS_ASM_H + +#include <machine/regdef.h> + +/* + * Define -pg profile entry code. + */ +#if defined(GPROF) || defined(PROF) +#define MCOUNT .set noreorder; \ + .set noat; \ + move $1,$31; \ + jal _mcount; \ + subu sp,sp,8; \ + .set reorder; \ + .set at; +#else +#define MCOUNT +#endif + +#ifdef __NO_LEADING_UNDERSCORES__ +# define _C_LABEL(x) x +#else +# ifdef __STDC__ +# define _C_LABEL(x) _ ## x +# else +# define _C_LABEL(x) _/**/x +# endif +#endif + +/* + * LEAF(x) + * + * Declare a leaf routine. + */ +#define LEAF(x) \ + .globl _C_LABEL(x); \ + .ent _C_LABEL(x), 0; \ +_C_LABEL(x): ; \ + .frame sp, 0, ra; \ + MCOUNT + +/* + * NLEAF(x) + * + * Declare a non-profiled leaf routine. + */ +#define NLEAF(x) \ + .globl _C_LABEL(x); \ + .ent _C_LABEL(x), 0; \ +_C_LABEL(x): ; \ + .frame sp, 0, ra + +/* + * ALEAF -- declare alternate entry to a leaf routine. + */ +#ifdef USE_AENT +#define AENT(x) \ + .aent x, 0 +#else +#define AENT(x) +#endif +#define ALEAF(x) \ + .globl _C_LABEL(x); \ + AENT (_C_LABEL(x)) \ +_C_LABEL(x): + +/* + * NON_LEAF(x) + * + * Declare a non-leaf routine (a routine that makes other C calls). + */ +#define NON_LEAF(x, fsize, retpc) \ + .globl _C_LABEL(x); \ + .ent _C_LABEL(x), 0; \ +_C_LABEL(x): ; \ + .frame sp, fsize, retpc; \ + MCOUNT + +/* + * NNON_LEAF(x) + * + * Declare a non-profiled non-leaf routine + * (a routine that makes other C calls). + */ +#define NNON_LEAF(x, fsize, retpc) \ + .globl _C_LABEL(x); \ + .ent _C_LABEL(x), 0; \ +_C_LABEL(x): ; \ + .frame sp, fsize, retpc + +/* + * END(x) + * + * Mark end of a procedure. + */ +#define END(x) \ + .end _C_LABEL(x) + +#define STAND_FRAME_SIZE 24 +#define STAND_RA_OFFSET 20 + +/* + * Macros to panic and printf from assembly language. + */ +#define PANIC(msg) \ + la a0, 9f; \ + jal _C_LABEL(panic); \ + MSG(msg) + +#define PRINTF(msg) \ + la a0, 9f; \ + jal _C_LABEL(printf); \ + MSG(msg) + +#define MSG(msg) \ + .rdata; \ +9: .asciiz msg; \ + .text + +#define ASMSTR(str) \ + .asciiz str; \ + .align 2 + +#endif /* _MIPS_ASM_H */ |