Annotation of sys/arch/sh/include/profile.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: profile.h,v 1.1.1.1 2006/10/06 21:02:55 miod Exp $ */
2: /* $NetBSD: profile.h,v 1.4 2002/04/28 17:10:36 uch Exp $ */
3:
4: /*-
5: * Copyright (c) 2000 Tsubai Masanari. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. The name of the author may not be used to endorse or promote products
16: * derived from this software without specific prior written permission.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28: */
29:
30: #if defined(__ELF__)
31: #define _MCOUNT_DECL static void _mcount
32: #else
33: #define _MCOUNT_DECL static void mcount
34: #endif
35:
36: #define MCOUNT __asm (" \n\
37: .text \n\
38: .align 2 \n\
39: .globl __mcount \n\
40: __mcount: \n\
41: mov.l r0,@-r15 \n\
42: mov.l r4,@-r15 \n\
43: mov.l r5,@-r15 \n\
44: mov.l r6,@-r15 \n\
45: mov.l r7,@-r15 \n\
46: mov.l r14,@-r15 \n\
47: sts.l pr,@-r15 \n\
48: mov r15,r14 \n\
49: \n\
50: mov.l 1f,r1 ! _mcount \n\
51: sts pr,r4 ! frompc \n\
52: mov r0,r5 ! selfpc \n\
53: jsr @r1 \n\
54: nop \n\
55: \n\
56: mov r14,r15 \n\
57: lds.l @r15+,pr \n\
58: mov.l @r15+,r14 \n\
59: mov.l @r15+,r7 \n\
60: mov.l @r15+,r6 \n\
61: mov.l @r15+,r5 \n\
62: mov.l @r15+,r4 \n\
63: mov.l @r15+,r0 \n\
64: \n\
65: jmp @r0 ! return \n\
66: nop \n\
67: \n\
68: .align 2 \n\
69: 1: .long _mcount ");
70:
71: #ifdef _KERNEL
72: #define MCOUNT_ENTER s = splhigh()
73: #define MCOUNT_EXIT splx(s)
74: #endif
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