123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150 |
- #include "test.h"
- #ifdef __GNUC__
- #include <stdlib.h>
- #endif
- #include "benchtest.h"
- #define PTW32_MUTEX_TYPES
- #define ITERATIONS 100000L
- static pthread_mutex_t mx;
- static pthread_mutexattr_t ma;
- static struct _timeb currSysTimeStart;
- static struct _timeb currSysTimeStop;
- static long durationMilliSecs;
- static long overHeadMilliSecs = 0;
- #define GetDurationMilliSecs(_TStart, _TStop) ((_TStop.time*1000+_TStop.millitm) \
- - (_TStart.time*1000+_TStart.millitm))
- #define TESTSTART \
- { int i, j = 0, k = 0; _ftime(&currSysTimeStart); for (i = 0; i < ITERATIONS; i++) { j++;
- #define TESTSTOP \
- }; _ftime(&currSysTimeStop); if (j + k == i) j++; }
- static void
- runTest (char * testNameString, int mType)
- {
- #ifdef PTW32_MUTEX_TYPES
- pthread_mutexattr_settype(&ma, mType);
- #endif
- pthread_mutex_init(&mx, &ma);
- TESTSTART
- (void) pthread_mutex_trylock(&mx);
- (void) pthread_mutex_unlock(&mx);
- TESTSTOP
- pthread_mutex_destroy(&mx);
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
- printf( "%-45s %15ld %15.3f\n",
- testNameString,
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
- }
- int pthread_test_bench4()
- {
- pthread_mutexattr_init(&ma);
- printf( "=============================================================================\n");
- printf( "Trylock plus unlock on an unlocked mutex.\n");
- printf( "%ld iterations.\n\n", ITERATIONS);
- printf( "%-45s %15s %15s\n",
- "Test",
- "Total(msec)",
- "average(usec)");
-
- TESTSTART
- TESTSTOP
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
- overHeadMilliSecs = durationMilliSecs;
-
- #ifdef PTW32_MUTEX_TYPES
- runTest("PTHREAD_MUTEX_DEFAULT", PTHREAD_MUTEX_DEFAULT);
- runTest("PTHREAD_MUTEX_NORMAL", PTHREAD_MUTEX_NORMAL);
- runTest("PTHREAD_MUTEX_ERRORCHECK", PTHREAD_MUTEX_ERRORCHECK);
- runTest("PTHREAD_MUTEX_RECURSIVE", PTHREAD_MUTEX_RECURSIVE);
- #else
- runTest("Non-blocking lock", 0);
- #endif
- printf( "=============================================================================\n");
-
- pthread_mutexattr_destroy(&ma);
- return 0;
- }
|