xref: /netbsd-src/sys/arch/sun3/include/asm.h (revision 5f7096188587a2c7c95fa3c69b78e1ec9c7923d0)
1 /*-
2  * Copyright (c) 1993 Adam Glass
3  * Copyright (c) 1990 The Regents of the University of California.
4  * All rights reserved.
5  *
6  * This version based on the old asm.h which is ifdef notdefed at the end,
7  * and jolitz's i386 asm.h mess.
8  *
9  * This code is derived from software contributed to Berkeley by
10  * William Jolitz.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *	This product includes software developed by the University of
23  *	California, Berkeley and its contributors.
24  * 4. Neither the name of the University nor the names of its contributors
25  *    may be used to endorse or promote products derived from this software
26  *    without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38  * SUCH DAMAGE.
39  *
40  *	from: @(#)asm.h	5.5 (Berkeley) 5/7/91
41  *	asm.h,v 1.1 1993/06/16 21:42:47 mycroft Exp
42  */
43 
44 #ifndef _MACHINE_ASM_H_
45 #define _MACHINE_ASM_H_
46 
47 /*
48  * XXX assumes that arguments are not passed in %eax
49  */
50 
51 
52 #ifdef STDC
53 # define _C_FUNC(x)	_ ## x
54 #else
55 # define _C_FUNC(x)	_/**/x
56 #endif
57 #define	_ASM_FUNC(x)	x
58 
59 #define ALIGN_TEXT .align 2
60 #ifdef GPROF
61 # define _BEGIN_ENTRY
62 # define _END_ENTRY	link a6,#0; jbsr mcount; unlk a6 ;
63 # define _ENTER_FUNC(x) jra _C_FUNC(x)+12
64 #else
65 # define _BEGIN_ENTRY
66 # define _END_ENTRY
67 # define _ENTER_FUNC(x) ;
68 #endif
69 
70 #define _ENTRY(x)	.globl x; ALIGN_TEXT; x:
71 
72 #define	ENTRY(y)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(y)); _END_ENTRY
73 #define	TWOENTRY(y,z)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(z)); _END_ENTRY \
74    _ENTER_FUNC(y); \
75    _ENTRY(_C_FUNC(y)); _END_ENTRY
76 #define	ASENTRY(y)	_BEGIN_ENTRY; _ENTRY(_ASM_FUNC(y)); _END_ENTRY
77 
78 #define	ASMSTR		.asciz
79 
80 #endif /* !_MACHINE_ASM_H_ */
81