xref: /netbsd-src/sys/arch/sparc/include/profile.h (revision ae1bfcddc410612bc8c58b807e1830becb69a24c)
1 /*
2  * Copyright (c) 1992, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This software was developed by the Computer Systems Engineering group
6  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
7  * contributed to Berkeley.
8  *
9  * All advertising materials mentioning features or use of this software
10  * must display the following acknowledgement:
11  *	This product includes software developed by the University of
12  *	California, Lawrence Berkeley Laboratory.
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions
16  * are met:
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in the
21  *    documentation and/or other materials provided with the distribution.
22  * 3. All advertising materials mentioning features or use of this software
23  *    must display the following acknowledgement:
24  *	This product includes software developed by the University of
25  *	California, Berkeley and its contributors.
26  * 4. Neither the name of the University nor the names of its contributors
27  *    may be used to endorse or promote products derived from this software
28  *    without specific prior written permission.
29  *
30  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
31  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
34  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40  * SUCH DAMAGE.
41  *
42  *	@(#)profile.h	8.1 (Berkeley) 6/11/93
43  *
44  * from: Header: profile.h,v 1.8 92/11/26 02:04:41 torek Exp
45  * $Id: profile.h,v 1.1 1993/10/02 10:23:21 deraadt Exp $
46  */
47 
48 #define MCOUNT \
49         asm(".global mcount");\
50         asm("mcount:");\
51         asm("add %i7, 8, %o0");\
52         asm("sethi %hi(__mcount), %o2");\
53         asm("jmpl %o2 + %lo(__mcount), %g0");\
54         asm("add %o7, 8, %o1");
55 
56 #define	_MCOUNT_DECL	static void _mcount
57 
58 #ifdef KERNEL
59 /*
60  * Block interrupts during mcount so that those interrupts can also be
61  * counted (as soon as we get done with the current counting).  On the
62  * SPARC, we just splhigh/splx as those do not recursively invoke mcount.
63  */
64 #define	MCOUNT_ENTER	s = splhigh()
65 #define	MCOUNT_EXIT	splx(s)
66 #endif /* KERNEL */
67