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[perf] Update trace summary after each iteration

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Running the macro-benchmarks takes so long, feedback is important.
This commit is contained in:
Chris Wilson 2009-06-04 11:16:48 +01:00
parent 5c2e73e74c
commit 4e11d56f8e
2 changed files with 29 additions and 1 deletions
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29
perf/cairo-perf-trace.c
View file

@ -200,7 +200,7 @@ execute (cairo_perf_t *perf,
fprintf (perf->summary,
"[ # ] %8s %28s %8s %5s %5s %s\n",
"backend", "test", "min(s)", "median(s)",
"stddev.", "iterations");
"stddev.", "count");
}
first_run = FALSE;
}
@ -256,11 +256,35 @@ execute (cairo_perf_t *perf,
}
}
}
if (perf->summary && perf->summary_continuous) {
_cairo_stats_compute (&stats, times, i+1);
fprintf (perf->summary,
"\r[%3d] %8s %28s ",
perf->test_number,
perf->target->name,
name);
fprintf (perf->summary,
"%#8.3f %#8.3f %#5.2f%% %3d",
stats.min_ticks / (double) cairo_perf_ticks_per_second (),
stats.median_ticks / (double) cairo_perf_ticks_per_second (),
stats.std_dev * 100.0,
stats.iterations);
fflush (perf->summary);
}
}
user_interrupt = 0;
if (perf->summary) {
_cairo_stats_compute (&stats, times, i);
if (perf->summary_continuous) {
fprintf (perf->summary,
"\r[%3d] %8s %28s ",
perf->test_number,
perf->target->name,
name);
}
fprintf (perf->summary,
"%#8.3f %#8.3f %#5.2f%% %3d\n",
stats.min_ticks / (double) cairo_perf_ticks_per_second (),
@ -319,6 +343,7 @@ parse_options (cairo_perf_t *perf, int argc, char *argv[])
perf->names = NULL;
perf->num_names = 0;
perf->summary = stdout;
perf->summary_continuous = FALSE;
while (1) {
c = _cairo_getopt (argc, argv, "i:lrv");
@ -356,6 +381,8 @@ parse_options (cairo_perf_t *perf, int argc, char *argv[])
if (verbose && perf->summary == NULL)
perf->summary = stderr;
if (perf->summary == stdout && isatty (fileno(stdout)))
perf->summary_continuous = TRUE;
if (optind < argc) {
perf->names = &argv[optind];

1
perf/cairo-perf.h
View file

@ -70,6 +70,7 @@ cairo_perf_yield (void);
/* running a test case */
typedef struct _cairo_perf {
FILE *summary;
cairo_bool_t summary_continuous;
/* Options from command-line */
unsigned int iterations;