1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177
|
/*
* Copyright © 2008 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <unistd.h>
#include "gen4asm.h"
#include "brw_eu.h"
#include "gen8_instruction.h"
static const struct option longopts[] = {
{ NULL, 0, NULL, 0 }
};
static struct brw_program *
read_program (FILE *input)
{
uint32_t inst[4];
struct brw_program *program;
struct brw_program_instruction *entry, **prev;
int c;
int n = 0;
program = malloc (sizeof (struct brw_program));
program->first = NULL;
prev = &program->first;
while ((c = getc (input)) != EOF) {
if (c == '0') {
if (fscanf (input, "x%x", &inst[n]) == 1) {
++n;
if (n == 4) {
entry = malloc (sizeof (struct brw_program_instruction));
memcpy (&entry->insn, inst, 4 * sizeof (uint32_t));
entry->next = NULL;
*prev = entry;
prev = &entry->next;
n = 0;
}
}
}
}
return program;
}
static struct brw_program *
read_program_binary (FILE *input)
{
uint32_t temp;
uint8_t inst[16];
struct brw_program *program;
struct brw_program_instruction *entry, **prev;
int c;
int n = 0;
program = malloc (sizeof (struct brw_program));
program->first = NULL;
prev = &program->first;
while ((c = getc (input)) != EOF) {
if (c == '0') {
if (fscanf (input, "x%2x", &temp) == 1) {
inst[n++] = (uint8_t)temp;
if (n == 16) {
entry = malloc (sizeof (struct brw_program_instruction));
memcpy (&entry->insn, inst, 16 * sizeof (uint8_t));
entry->next = NULL;
*prev = entry;
prev = &entry->next;
n = 0;
}
}
}
}
return program;
}
static void usage(void)
{
fprintf(stderr, "usage: intel-gen4disasm [options] inputfile\n");
fprintf(stderr, "\t-b, --binary C style binary output\n");
fprintf(stderr, "\t-o, --output {outputfile} Specify output file\n");
fprintf(stderr, "\t-g, --gen <4|5|6|7|8|9> Specify GPU generation\n");
}
int main(int argc, char **argv)
{
struct brw_program *program;
FILE *input = stdin;
FILE *output = stdout;
char *input_filename = NULL;
char *output_file = NULL;
int byte_array_input = 0;
int o;
int gen = 4;
struct brw_program_instruction *inst;
while ((o = getopt_long(argc, argv, "o:bg:", longopts, NULL)) != -1) {
switch (o) {
case 'o':
if (strcmp(optarg, "-") != 0)
output_file = optarg;
break;
case 'b':
byte_array_input = 1;
break;
case 'g':
gen = strtol(optarg, NULL, 10);
if (gen < 4 || gen > 9) {
usage();
exit(1);
}
break;
default:
usage();
exit(1);
}
}
argc -= optind;
argv += optind;
if (argc != 1) {
usage();
exit(1);
}
if (strcmp(argv[0], "-") != 0) {
input_filename = argv[0];
input = fopen(input_filename, "r");
if (input == NULL) {
perror("Couldn't open input file");
exit(1);
}
}
if (byte_array_input)
program = read_program_binary (input);
else
program = read_program (input);
if (!program)
exit (1);
if (output_file) {
output = fopen (output_file, "w");
if (output == NULL) {
perror("Couldn't open output file");
exit(1);
}
}
for (inst = program->first; inst; inst = inst->next)
if (gen >= 8)
gen8_disassemble(output, &inst->insn.gen8, gen);
else
brw_disasm (output, &inst->insn.gen, gen);
exit (0);
}
|