xref: /netbsd-src/sys/arch/vax/include/asm.h (revision 6ea46cb5e46c49111a6ecf3bcbe3c7e2730fe9f6)
1 /*-
2  * Copyright (c) 1990 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * William Jolitz.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  *	from: @(#)asm.h	5.5 (Berkeley) 5/7/91
37  *	$Id: asm.h,v 1.1 1994/08/02 20:20:10 ragge Exp $
38  */
39 
40 #ifndef _SYS_ASM_H_
41 #define _SYS_ASM_H_
42 
43 /*
44  * XXX assumes that arguments are not passed in %eax
45  */
46 
47 #ifdef PROF
48 # define _BEGIN_ENTRY	.data; 1:; .long 0; .text; .align 2
49 # define _END_ENTRY	moval 1b,r0; jsb mcount
50 #else
51 # define _BEGIN_ENTRY	.text; .align 2
52 # define _END_ENTRY
53 #endif
54 
55 #ifdef __STDC__
56 # define _C_FUNC(x)	_ ## x
57 #else
58 # define _C_FUNC(x)	_/**/x
59 #endif
60 #define	_ASM_FUNC(x)	x
61 
62 #define _ENTRY(x)	.globl x; x:
63 
64 #define	ENTRY(y)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(y)); _END_ENTRY
65 #define	TWOENTRY(y,z)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(y)); _ENTRY(_C_FUNC(z)); \
66 			_END_ENTRY
67 #define	ASENTRY(y)	_BEGIN_ENTRY; _ENTRY(_ASM_FUNC(y)); _END_ENTRY
68 
69 #define	ASMSTR		.asciz
70 
71 #endif /* !_SYS_ASM_H_ */
72