profile.h revision 1.5 1 /* $NetBSD: profile.h,v 1.5 1995/03/28 18:19:23 jtc Exp $ */
2
3 /*
4 * Copyright (c) 1992, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Ralph Campbell.
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 * @(#)profile.h 8.1 (Berkeley) 6/10/93
39 */
40
41 #define _MCOUNT_DECL static void __mcount
42
43 #define MCOUNT \
44 asm(".globl _mcount;" \
45 "_mcount:;" \
46 ".set noreorder;" \
47 ".set noat;" \
48 "sw $4,8($29);" \
49 "sw $5,12($29);" \
50 "sw $6,16($29);" \
51 "sw $7,20($29);" \
52 "sw $1,0($29);" \
53 "sw $31,4($29);" \
54 "move $5,$31;" \
55 "jal __mcount;" \
56 "move $4,$1;" \
57 "lw $4,8($29);" \
58 "lw $5,12($29);" \
59 "lw $6,16($29);" \
60 "lw $7,20($29);" \
61 "lw $31,4($29);" \
62 "lw $1,0($29);" \
63 "addu $29,$29,8;" \
64 "j $31;" \
65 "move $31,$1;" \
66 ".set reorder;" \
67 ".set at");
68
69 #ifdef _KERNEL
70 /*
71 * The following two macros do splhigh and splx respectively.
72 * They have to be defined this way because these are real
73 * functions on the PMAX, and we do not want to invoke mcount
74 * recursively.
75 */
76 #define MCOUNT_ENTER s = _splhigh()
77
78 #define MCOUNT_EXIT _splx(s)
79 #endif /* _KERNEL */
80