1 /**************************************************************************
2 *
3 * Copyright 2013 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL THE AUTHOR AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28
29 /*
30 * Small utility to disassemble a memory dump of TGSI tokens.
31 *
32 * Dump can be easily obtained from gdb through the tgsi_dump.gdb helper:
33 *
34 * (gdb) source tgsi_dump.gdb
35 * (gdb) tgsi_dump state->tokens
36 *
37 * which will generate a tgsi_dump.bin file in the current directory.
38 */
39
40
41 #include <stdio.h>
42 #include <stdlib.h>
43
44 #include "pipe/p_shader_tokens.h"
45 #include "tgsi/tgsi_dump.h"
46
47
48 static void
usage(const char * arg0)49 usage(const char *arg0)
50 {
51 fprintf(stderr, "usage: %s [ options ] <tgsi_dump.bin> ...\n", arg0);
52 }
53
54
55 static void
disasm(const char * filename)56 disasm(const char *filename)
57 {
58 FILE *fp;
59 const size_t max_tokens = 1024*1024;
60 struct tgsi_token *tokens;
61
62 fp = fopen(filename, "rb");
63 if (!fp) {
64 exit(1);
65 }
66 tokens = malloc(max_tokens * sizeof *tokens);
67 fread(tokens, sizeof *tokens, max_tokens, fp);
68
69 tgsi_dump(tokens, 0);
70
71 free(tokens);
72 fclose(fp);
73 }
74
75
main(int argc,char * argv[])76 int main( int argc, char *argv[] )
77 {
78 int i;
79
80 if (argc < 2) {
81 usage(argv[0]);
82 return 0;
83 }
84
85 for (i = 1; i < argc; ++i) {
86 disasm(argv[i]);
87 }
88
89 return 0;
90 }
91