| Line 56... |
Line 56... |
static FILE *fprof = 0;
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static FILE *fprof = 0;
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/* Print out command line help */
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/* Print out command line help */
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void prof_help ()
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void prof_help ()
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{
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{
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printf ("profiler [-c] [-q] -g [profile_file_name]\n");
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PRINTF ("profiler [-c] [-q] -g [profile_file_name]\n");
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printf ("\t-c\t--cumulative\t\tcumulative sum of cycles in functions\n");
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PRINTF ("\t-c\t--cumulative\t\tcumulative sum of cycles in functions\n");
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printf ("\t-q\t--quiet\t\t\tsuppress messages\n");
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PRINTF ("\t-q\t--quiet\t\t\tsuppress messages\n");
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printf ("\t-g\t--generate [profile_file_name]\n");
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PRINTF ("\t-g\t--generate [profile_file_name]\n");
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printf ("\t\t\t\t\toutput profiling results to\n");
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PRINTF ("\t\t\t\t\toutput profiling results to\n");
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printf ("\t\t\t\t\tstdout/profile_file_name\n");
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PRINTF ("\t\t\t\t\tstdout/profile_file_name\n");
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}
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}
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/* Acquire data from profiler file */
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/* Acquire data from profiler file */
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int prof_acquire (char *fprofname)
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int prof_acquire (char *fprofname)
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{
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{
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| Line 186... |
Line 186... |
/* Print out profiling data */
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/* Print out profiling data */
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void prof_print ()
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void prof_print ()
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{
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{
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int i, j;
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int i, j;
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if (cumulative)
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if (cumulative)
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printf ("CUMULATIVE TIMES\n");
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PRINTF ("CUMULATIVE TIMES\n");
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printf ("---------------------------------------------------------------------------\n");
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PRINTF ("---------------------------------------------------------------------------\n");
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printf ("|function name |addr |# calls |avg cycles |total cyles |\n");
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PRINTF ("|function name |addr |# calls |avg cycles |total cyles |\n");
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printf ("|-------------------------+--------+--------+------------+----------------|\n");
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PRINTF ("|-------------------------+--------+--------+------------+----------------|\n");
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for (j = 0; j < prof_nfuncs; j++) {
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for (j = 0; j < prof_nfuncs; j++) {
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int bestcyc = 0, besti = 0;
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int bestcyc = 0, besti = 0;
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for (i = 0; i < prof_nfuncs; i++)
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for (i = 0; i < prof_nfuncs; i++)
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if (prof_func[i].cum_cycles > bestcyc) {
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if (prof_func[i].cum_cycles > bestcyc) {
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bestcyc = prof_func[i].cum_cycles;
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bestcyc = prof_func[i].cum_cycles;
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besti = i;
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besti = i;
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}
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}
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i = besti;
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i = besti;
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printf ("| %-24s|%08X|%8i|%12.1f|%11i,%3.0f%%|\n",
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PRINTF ("| %-24s|%08X|%8i|%12.1f|%11i,%3.0f%%|\n",
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prof_func[i].name, prof_func[i].addr, prof_func[i].calls, ((double)prof_func[i].cum_cycles / prof_func[i].calls), prof_func[i].cum_cycles, (100. * prof_func[i].cum_cycles / prof_cycles));
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prof_func[i].name, prof_func[i].addr, prof_func[i].calls, ((double)prof_func[i].cum_cycles / prof_func[i].calls), prof_func[i].cum_cycles, (100. * prof_func[i].cum_cycles / prof_cycles));
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prof_func[i].cum_cycles = -1;
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prof_func[i].cum_cycles = -1;
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}
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}
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printf ("---------------------------------------------------------------------------\n");
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PRINTF ("---------------------------------------------------------------------------\n");
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printf ("Total %i functions, %i cycles.\n", prof_nfuncs, prof_cycles);
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PRINTF ("Total %i functions, %i cycles.\n", prof_nfuncs, prof_cycles);
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printf ("Total function calls %i/%i (max depth %i).\n", nfunccalls, ntotcalls, maxstack);
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PRINTF ("Total function calls %i/%i (max depth %i).\n", nfunccalls, ntotcalls, maxstack);
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}
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}
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/* Set options */
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/* Set options */
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void prof_set (int _quiet, int _cumulative)
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void prof_set (int _quiet, int _cumulative)
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{
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{
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