source: trunk/src/opengl/mesa/highpc.c@ 3830

Last change on this file since 3830 was 3598, checked in by jeroen, 25 years ago

* empty log message *

File size: 2.6 KB
Line 
1/* $Id: highpc.c,v 1.2 2000-05-23 20:40:36 jeroen Exp $ */
2
3/*
4 * Mesa 3-D graphics library
5 * Version: 3.1
6 *
7 * Copyright (C) 1999 Brian Paul All Rights Reserved.
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
27#include "glheader.h"
28#include "types.h" /* for MESA_VERBOSE */
29
30
31/*
32 * This is the highest address in Mesa
33 */
34void mesa_highpc(void) { }
35
36#if defined(__GNUC__) && defined(__linux__)
37
38void monstartup( char *lowpc, char *highpc );
39void _mcleanup( void );
40void mesa_lowpc( void );
41void mesa_highpc( void );
42
43static int profile = 0;
44
45void force_init_prof( void )
46{
47 FILE *fp;
48
49 if (profile) return;
50
51 profile = 1;
52
53 monstartup( (char *)mesa_lowpc, (char *)mesa_highpc );
54
55 fprintf(stderr, "Starting profiling, %x %x\n",
56 (unsigned int)mesa_lowpc,
57 (unsigned int)mesa_highpc);
58
59 if ((fp = fopen( "mesa_lowpc", "w" )) != NULL) {
60 fprintf( fp, "0x%08x ", (unsigned int)mesa_lowpc );
61 fclose( fp );
62 }
63}
64
65/*
66 * Start profiling
67 */
68void __attribute__ ((constructor))
69init_prof( void )
70{
71 FILE *fp;
72 char *s = getenv("MESA_MON");
73
74 if (s == NULL || atoi(s) == 0)
75 return;
76
77 profile = 1;
78
79 monstartup( (char *)mesa_lowpc, (char *)mesa_highpc );
80
81 fprintf(stderr, "Starting profiling, %x %x\n",
82 (unsigned int)mesa_lowpc,
83 (unsigned int)mesa_highpc);
84
85 if ((fp = fopen( "mesa_lowpc", "w" )) != NULL) {
86 fprintf( fp, "0x%08x ", (unsigned int)mesa_lowpc );
87 fclose( fp );
88 }
89}
90
91
92
93/*
94 * Finish profiling
95 */
96void __attribute__ ((destructor))
97fini_prof( void )
98{
99 if (profile) {
100 _mcleanup( );
101
102 fprintf(stderr, "Finished profiling\n");
103 }
104}
105
106#else
107
108void force_init_prof( void )
109{
110}
111
112#endif
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