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-rw-r--r--tests/benchtest1.c497
1 files changed, 249 insertions, 248 deletions
diff --git a/tests/benchtest1.c b/tests/benchtest1.c
index c8f7f41..da0380e 100644
--- a/tests/benchtest1.c
+++ b/tests/benchtest1.c
@@ -1,248 +1,249 @@
-/*
- * benchtest1.c
- *
- *
- * --------------------------------------------------------------------------
- *
- * Pthreads-win32 - POSIX Threads Library for Win32
- * Copyright(C) 1998 John E. Bossom
- * Copyright(C) 1999,2005 Pthreads-win32 contributors
- *
- * Contact Email: rpj@callisto.canberra.edu.au
- *
- * The current list of contributors is contained
- * in the file CONTRIBUTORS included with the source
- * code distribution. The list can also be seen at the
- * following World Wide Web location:
- * http://sources.redhat.com/pthreads-win32/contributors.html
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library in the file COPYING.LIB;
- * if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- *
- * --------------------------------------------------------------------------
- *
- * Measure time taken to complete an elementary operation.
- *
- * - Mutex
- * Single thread iteration over lock/unlock for each mutex type.
- */
-
-#include "test.h"
-#include <sys/timeb.h>
-
-#ifdef __GNUC__
-#include <stdlib.h>
-#endif
-
-#include "benchtest.h"
-
-#define PTW32_MUTEX_TYPES
-#define ITERATIONS 10000000L
-
-pthread_mutex_t mx;
-pthread_mutexattr_t ma;
-struct _timeb currSysTimeStart;
-struct _timeb currSysTimeStop;
-long durationMilliSecs;
-long overHeadMilliSecs = 0;
-int one = 1;
-int zero = 0;
-
-#define GetDurationMilliSecs(_TStart, _TStop) ((_TStop.time*1000+_TStop.millitm) \
- - (_TStart.time*1000+_TStart.millitm))
-
-/*
- * Dummy use of j, otherwise the loop may be removed by the optimiser
- * when doing the overhead timing with an empty loop.
- */
-#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++; }
-
-
-void
-runTest (char * testNameString, int mType)
-{
-#ifdef PTW32_MUTEX_TYPES
- assert(pthread_mutexattr_settype(&ma, mType) == 0);
-#endif
- assert(pthread_mutex_init(&mx, &ma) == 0);
-
- TESTSTART
- assert(pthread_mutex_lock(&mx) == zero);
- assert(pthread_mutex_unlock(&mx) == zero);
- TESTSTOP
-
- assert(pthread_mutex_destroy(&mx) == 0);
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- testNameString,
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-}
-
-
-int
-main (int argc, char *argv[])
-{
- int i = 0;
- CRITICAL_SECTION cs;
- old_mutex_t ox;
- pthread_mutexattr_init(&ma);
-
- printf( "=============================================================================\n");
- printf( "\nLock plus unlock on an unlocked mutex.\n%ld iterations\n\n",
- ITERATIONS);
- printf( "%-45s %15s %15s\n",
- "Test",
- "Total(msec)",
- "average(usec)");
- printf( "-----------------------------------------------------------------------------\n");
-
- /*
- * Time the loop overhead so we can subtract it from the actual test times.
- */
-
- TESTSTART
- assert(1 == one);
- assert(1 == one);
- TESTSTOP
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
- overHeadMilliSecs = durationMilliSecs;
-
-
- TESTSTART
- assert((dummy_call(&i), 1) == one);
- assert((dummy_call(&i), 1) == one);
- TESTSTOP
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- "Dummy call x 2",
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
- TESTSTART
- assert((interlocked_inc_with_conditionals(&i), 1) == one);
- assert((interlocked_dec_with_conditionals(&i), 1) == one);
- TESTSTOP
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- "Dummy call -> Interlocked with cond x 2",
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
- TESTSTART
- assert((InterlockedIncrement(&i), 1) == one);
- assert((InterlockedDecrement(&i), 1) == one);
- TESTSTOP
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- "InterlockedOp x 2",
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
- InitializeCriticalSection(&cs);
-
- TESTSTART
- assert((EnterCriticalSection(&cs), 1) == one);
- assert((LeaveCriticalSection(&cs), 1) == one);
- TESTSTOP
-
- DeleteCriticalSection(&cs);
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- "Simple Critical Section",
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
- old_mutex_use = OLD_WIN32CS;
- assert(old_mutex_init(&ox, NULL) == 0);
-
- TESTSTART
- assert(old_mutex_lock(&ox) == zero);
- assert(old_mutex_unlock(&ox) == zero);
- TESTSTOP
-
- assert(old_mutex_destroy(&ox) == 0);
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- "Old PT Mutex using a Critical Section (WNT)",
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
- old_mutex_use = OLD_WIN32MUTEX;
- assert(old_mutex_init(&ox, NULL) == 0);
-
- TESTSTART
- assert(old_mutex_lock(&ox) == zero);
- assert(old_mutex_unlock(&ox) == zero);
- TESTSTOP
-
- assert(old_mutex_destroy(&ox) == 0);
-
- durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
- printf( "%-45s %15ld %15.3f\n",
- "Old PT Mutex using a Win32 Mutex (W9x)",
- durationMilliSecs,
- (float) durationMilliSecs * 1E3 / ITERATIONS);
-
- printf( ".............................................................................\n");
-
- /*
- * Now we can start the actual tests
- */
-#ifdef PTW32_MUTEX_TYPES
- runTest("PTHREAD_MUTEX_DEFAULT (W9x,WNT)", PTHREAD_MUTEX_DEFAULT);
-
- runTest("PTHREAD_MUTEX_NORMAL (W9x,WNT)", PTHREAD_MUTEX_NORMAL);
-
- runTest("PTHREAD_MUTEX_ERRORCHECK (W9x,WNT)", PTHREAD_MUTEX_ERRORCHECK);
-
- runTest("PTHREAD_MUTEX_RECURSIVE (W9x,WNT)", PTHREAD_MUTEX_RECURSIVE);
-#else
- runTest("Non-blocking lock", 0);
-#endif
-
- printf( "=============================================================================\n");
-
- /*
- * End of tests.
- */
-
- pthread_mutexattr_destroy(&ma);
-
- return 0;
-}
+/*
+ * benchtest1.c
+ *
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Pthreads-win32 - POSIX Threads Library for Win32
+ * Copyright(C) 1998 John E. Bossom
+ * Copyright(C) 1999,2005 Pthreads-win32 contributors
+ *
+ * Contact Email: rpj@callisto.canberra.edu.au
+ *
+ * The current list of contributors is contained
+ * in the file CONTRIBUTORS included with the source
+ * code distribution. The list can also be seen at the
+ * following World Wide Web location:
+ * http://sources.redhat.com/pthreads-win32/contributors.html
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library in the file COPYING.LIB;
+ * if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Measure time taken to complete an elementary operation.
+ *
+ * - Mutex
+ * Single thread iteration over lock/unlock for each mutex type.
+ */
+
+#include "test.h"
+#include <sys/timeb.h>
+
+#ifdef __GNUC__
+#include <stdlib.h>
+#endif
+
+#include "benchtest.h"
+
+#define PTW32_MUTEX_TYPES
+#define ITERATIONS 10000000L
+
+pthread_mutex_t mx;
+pthread_mutexattr_t ma;
+struct _timeb currSysTimeStart;
+struct _timeb currSysTimeStop;
+long durationMilliSecs;
+long overHeadMilliSecs = 0;
+int one = 1;
+int zero = 0;
+
+#define GetDurationMilliSecs(_TStart, _TStop) ((_TStop.time*1000+_TStop.millitm) \
+ - (_TStart.time*1000+_TStart.millitm))
+
+/*
+ * Dummy use of j, otherwise the loop may be removed by the optimiser
+ * when doing the overhead timing with an empty loop.
+ */
+#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++; }
+
+
+void
+runTest (char * testNameString, int mType)
+{
+#ifdef PTW32_MUTEX_TYPES
+ assert(pthread_mutexattr_settype(&ma, mType) == 0);
+#endif
+ assert(pthread_mutex_init(&mx, &ma) == 0);
+
+ TESTSTART
+ assert(pthread_mutex_lock(&mx) == zero);
+ assert(pthread_mutex_unlock(&mx) == zero);
+ TESTSTOP
+
+ assert(pthread_mutex_destroy(&mx) == 0);
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ testNameString,
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+}
+
+
+int
+main (int argc, char *argv[])
+{
+ int i = 0;
+ CRITICAL_SECTION cs;
+ old_mutex_t ox;
+ pthread_mutexattr_init(&ma);
+
+ printf( "=============================================================================\n");
+ printf( "\nLock plus unlock on an unlocked mutex.\n%ld iterations\n\n",
+ ITERATIONS);
+ printf( "%-45s %15s %15s\n",
+ "Test",
+ "Total(msec)",
+ "average(usec)");
+ printf( "-----------------------------------------------------------------------------\n");
+
+ /*
+ * Time the loop overhead so we can subtract it from the actual test times.
+ */
+
+ TESTSTART
+ assert(1 == one);
+ assert(1 == one);
+ TESTSTOP
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+ overHeadMilliSecs = durationMilliSecs;
+
+
+ TESTSTART
+ assert((dummy_call(&i), 1) == one);
+ assert((dummy_call(&i), 1) == one);
+ TESTSTOP
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ "Dummy call x 2",
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+ TESTSTART
+ assert((interlocked_inc_with_conditionals(&i), 1) == one);
+ assert((interlocked_dec_with_conditionals(&i), 1) == one);
+ TESTSTOP
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ "Dummy call -> Interlocked with cond x 2",
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+ TESTSTART
+ assert((InterlockedIncrement((LPLONG)&i), 1) == (LONG)one);
+ assert((InterlockedDecrement((LPLONG)&i), 1) == (LONG)one);
+ TESTSTOP
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ "InterlockedOp x 2",
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+ InitializeCriticalSection(&cs);
+
+ TESTSTART
+ assert((EnterCriticalSection(&cs), 1) == one);
+ assert((LeaveCriticalSection(&cs), 1) == one);
+ TESTSTOP
+
+ DeleteCriticalSection(&cs);
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ "Simple Critical Section",
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+ old_mutex_use = OLD_WIN32CS;
+ assert(old_mutex_init(&ox, NULL) == 0);
+
+ TESTSTART
+ assert(old_mutex_lock(&ox) == zero);
+ assert(old_mutex_unlock(&ox) == zero);
+ TESTSTOP
+
+ assert(old_mutex_destroy(&ox) == 0);
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ "Old PT Mutex using a Critical Section (WNT)",
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+ old_mutex_use = OLD_WIN32MUTEX;
+ assert(old_mutex_init(&ox, NULL) == 0);
+
+ TESTSTART
+ assert(old_mutex_lock(&ox) == zero);
+ assert(old_mutex_unlock(&ox) == zero);
+ TESTSTOP
+
+ assert(old_mutex_destroy(&ox) == 0);
+
+ durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+ printf( "%-45s %15ld %15.3f\n",
+ "Old PT Mutex using a Win32 Mutex (W9x)",
+ durationMilliSecs,
+ (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+ printf( ".............................................................................\n");
+
+ /*
+ * Now we can start the actual tests
+ */
+#ifdef PTW32_MUTEX_TYPES
+ runTest("PTHREAD_MUTEX_DEFAULT (W9x,WNT)", PTHREAD_MUTEX_DEFAULT);
+
+ runTest("PTHREAD_MUTEX_NORMAL (W9x,WNT)", PTHREAD_MUTEX_NORMAL);
+
+ runTest("PTHREAD_MUTEX_ERRORCHECK (W9x,WNT)", PTHREAD_MUTEX_ERRORCHECK);
+
+ runTest("PTHREAD_MUTEX_RECURSIVE (W9x,WNT)", PTHREAD_MUTEX_RECURSIVE);
+#else
+ runTest("Non-blocking lock", 0);
+#endif
+
+ printf( "=============================================================================\n");
+
+ /*
+ * End of tests.
+ */
+
+ pthread_mutexattr_destroy(&ma);
+
+ one = i; /* Dummy assignment to avoid 'variable unused' warning */
+ return 0;
+}
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