xref: /netbsd-src/sys/arch/vax/include/asm.h (revision ce0bb6e8d2e560ecacbe865a848624f94498063b)
1 /*	$NetBSD: asm.h,v 1.2 1994/10/26 08:02:01 cgd Exp $	*/
2 
3 /*-
4  * Copyright (c) 1990 The Regents of the University of California.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * William Jolitz.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the University of
21  *	California, Berkeley and its contributors.
22  * 4. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  *	@(#)asm.h	5.5 (Berkeley) 5/7/91
39  */
40 
41 #ifndef _SYS_ASM_H_
42 #define _SYS_ASM_H_
43 
44 /*
45  * XXX assumes that arguments are not passed in %eax
46  */
47 
48 #ifdef PROF
49 # define _BEGIN_ENTRY	.data; 1:; .long 0; .text; .align 2
50 # define _END_ENTRY	moval 1b,r0; jsb mcount
51 #else
52 # define _BEGIN_ENTRY	.text; .align 2
53 # define _END_ENTRY
54 #endif
55 
56 #ifdef __STDC__
57 # define _C_FUNC(x)	_ ## x
58 #else
59 # define _C_FUNC(x)	_/**/x
60 #endif
61 #define	_ASM_FUNC(x)	x
62 
63 #define _ENTRY(x)	.globl x; x:
64 
65 #define	ENTRY(y)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(y)); _END_ENTRY
66 #define	TWOENTRY(y,z)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(y)); _ENTRY(_C_FUNC(z)); \
67 			_END_ENTRY
68 #define	ASENTRY(y)	_BEGIN_ENTRY; _ENTRY(_ASM_FUNC(y)); _END_ENTRY
69 
70 #define	ASMSTR		.asciz
71 
72 #endif /* !_SYS_ASM_H_ */
73