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perf: Remove unused util.c

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Carl Worth 2006-08-31 10:33:24 -07:00
parent 739c476767
commit a60ed68dae
1 changed files with 0 additions and 177 deletions
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perf/util.c
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@ -1,177 +0,0 @@
/*
* Copyright © 2006 Mozilla Corporation
* Copyright © 2006 Red Hat, Inc.
*
* 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 authors not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. The authors make no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE AUTHORS 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.
*
* Authors: Vladimir Vukicevic <vladimir@pobox.com>
* Carl Worth <cworth@cworth.org>
*/
#define _GNU_SOURCE
#ifdef USE_WINAPI
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#ifndef USE_WINAPI
#include <sys/time.h>
#include <unistd.h>
#endif
#include "cairo-bench.h"
/* helpers */
char *
content_name (cairo_content_t content)
{
if (content == CAIRO_CONTENT_COLOR) return "rgb";
if (content == CAIRO_CONTENT_COLOR_ALPHA) return "argb";
if (content == CAIRO_CONTENT_ALPHA) return "a8";
assert (0);
return NULL;
}
cairo_content_t
content_for_name (const char *content)
{
if (strcmp(content, "rgb") == 0) return CAIRO_CONTENT_COLOR;
if (strcmp(content, "argb") == 0) return CAIRO_CONTENT_COLOR_ALPHA;
if (strcmp(content, "a8") == 0) return CAIRO_CONTENT_ALPHA;
return (cairo_content_t) -1;
}
/* timers */
#ifdef USE_WINAPI
void
timer_start (bench_timer_t *tr) {
QueryPerformanceCounter(&tr->start);
}
void
timer_stop (bench_timer_t *tr) {
QueryPerformanceCounter(&tr->stop);
}
double
timer_elapsed (bench_timer_t *tr) {
double d;
LARGE_INTEGER freq;
QueryPerformanceFrequency(&freq);
d = (tr->stop.QuadPart - tr->start.QuadPart) / (double) freq.QuadPart;
return d;
}
#else
void
timer_start (bench_timer_t *tr) {
gettimeofday (&tr->start, NULL);
}
void
timer_stop (bench_timer_t *tr) {
gettimeofday (&tr->stop, NULL);
}
double
timer_elapsed (bench_timer_t *tr) {
double d;
d = tr->stop.tv_sec - tr->start.tv_sec;
d += (tr->stop.tv_usec - tr->start.tv_usec) / 1000000.0;
return d;
}
#endif
/* alarms */
int test_seconds = -1;
int alarm_expired = 0;
#ifdef USE_WINAPI
void CALLBACK
alarm_handler (void *closure, DWORD dwTimerLowValue, DWORD dwTimerHighValue) {
alarm_expired = 1;
}
HANDLE hTimer = NULL;
void
set_alarm (int seconds) {
if (hTimer == NULL)
hTimer = CreateWaitableTimer(NULL, TRUE, NULL);
alarm_expired = 0;
LARGE_INTEGER expTime;
expTime.QuadPart = - (seconds * 10000000);
if (!SetWaitableTimer (hTimer, &expTime, 0, alarm_handler, &alarm_expired, FALSE))
fprintf (stderr, "SetWaitableTimer failed!\n");
}
#else
void
alarm_handler (int signal) {
if (signal == SIGALRM) {
alarm_expired = 1;
}
}
void
set_alarm (int seconds) {
alarm_expired = 0;
signal (SIGALRM, alarm_handler);
alarm (seconds);
}
#endif
/* timers + alarms! */
void
start_timing (bench_timer_t *tr, long *count) {
if (test_seconds == -1) {
if (getenv("TEST_SECONDS"))
test_seconds = strtol(getenv("TEST_SECONDS"), NULL, 0);
else
test_seconds = 5;
}
*count = 0;
timer_start (tr);
set_alarm (test_seconds);
}
void
stop_timing (bench_timer_t *tr, long count) {
timer_stop (tr);
tr->count = count;
}
double
timing_result (bench_timer_t *tr) {
return tr->count / timer_elapsed (tr);
}