2011-07-26 Ricardo Aguirre <el.mastin@ymail.com>

PR 1850/tests
	* Makefile.am, configure.ac, psxtmtests_plan.csv: Add benchmark of
	sem_post - thread waiting, preempt.
	* psxtmsem05/.cvsignore, psxtmsem05/Makefile.am, psxtmsem05/init.c,
	psxtmsem05/psxtmsem05.doc: New files.

testsuites/psxtmtests/ChangeLog

@@ -1,3 +1,11 @@
+2011-07-26	Ricardo Aguirre <el.mastin@ymail.com>
+
+	PR 1850/tests
+	* Makefile.am, configure.ac, psxtmtests_plan.csv: Add benchmark of
+	sem_post - thread waiting, preempt.
+	* psxtmsem05/.cvsignore, psxtmsem05/Makefile.am, psxtmsem05/init.c,
+	psxtmsem05/psxtmsem05.doc: New files.
+
 2011-07-26	Ricardo Aguirre <el.mastin@ymail.com>
 
 	PR 1849/tests

testsuites/psxtmtests/Makefile.am

@@ -21,6 +21,7 @@ SUBDIRS += psxtmnanosleep02
 SUBDIRS += psxtmsem01
 SUBDIRS += psxtmsem02
 SUBDIRS += psxtmsem04
+SUBDIRS += psxtmsem05
 SUBDIRS += psxtmsleep01
 SUBDIRS += psxtmsleep02
 SUBDIRS += psxtmthread01

testsuites/psxtmtests/configure.ac

@@ -93,6 +93,7 @@ psxtmnanosleep02/Makefile
 psxtmsem01/Makefile
 psxtmsem02/Makefile
 psxtmsem04/Makefile
+psxtmsem05/Makefile
 psxtmsleep01/Makefile
 psxtmsleep02/Makefile
 psxtmthread01/Makefile

testsuites/psxtmtests/psxtmsem05/.cvsignore

@@ -0,0 +1,2 @@
+Makefile
+Makefile.in

testsuites/psxtmtests/psxtmsem05/Makefile.am

@@ -0,0 +1,30 @@
+##
+## $Id$
+##
+
+MANAGERS = all
+
+rtems_tests_PROGRAMS = psxtmsem05
+psxtmsem05_SOURCES = init.c ../../tmtests/include/timesys.h \
+    ../../support/src/tmtests_empty_function.c \
+    ../../support/src/tmtests_support.c
+
+dist_rtems_tests_DATA = psxtmsem05.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+OPERATION_COUNT = @OPERATION_COUNT@
+AM_CPPFLAGS += -I$(top_srcdir)/../tmtests/include
+AM_CPPFLAGS += -DOPERATION_COUNT=$(OPERATION_COUNT)
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(psxtmsem05_OBJECTS) $(psxtmsem05_LDADD)
+LINK_LIBS = $(psxtmsem05_LDLIBS)
+
+psxtmsem05$(EXEEXT): $(psxtmsem05_OBJECTS) $(psxtmsem05_DEPENDENCIES)
+	@rm -f psxtmsem05$(EXEEXT)
+	$(make-exe)
+
+include $(top_srcdir)/../automake/local.am

testsuites/psxtmtests/psxtmsem05/init.c

@@ -0,0 +1,163 @@
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <errno.h>
+#include <fcntl.h>
+#include <semaphore.h>
+#include <coverhd.h>
+#include <tmacros.h>
+#include <timesys.h>
+#include "test_support.h"
+#include <pthread.h>
+#include <sched.h>
+#include <rtems/timerdrv.h>
+
+#define MAX_SEMS  2
+
+sem_t   sem1;
+
+void *Low(
+  void *argument
+)
+{
+  int      status;
+  uint32_t end_time;
+
+    status = sem_wait(&sem1); /* semaphore blocks */
+  end_time = benchmark_timer_read();
+
+  rtems_test_assert( status == 0 );
+
+  put_time(
+    "sem_post - thread waiting, preempt",
+    end_time,
+    OPERATION_COUNT,
+    0,
+    0
+  );
+
+  puts( "*** END OF POSIX TIME TEST PSXTMSEM05 ***" );
+  rtems_test_exit( 0 );
+  return NULL;
+}
+
+void *Middle(
+  void *argument
+)
+{
+  int status;
+
+    status = sem_wait(&sem1); /* semaphore blocks */
+  rtems_test_assert( status == 0 );
+
+    /* thread switch occurs */
+
+    status = sem_post(&sem1);
+  rtems_test_assert( status == 0 );
+
+    /* thread switch occurs */
+
+  /* should never return */
+  rtems_test_assert( FALSE );
+  return NULL;
+}
+
+void *POSIX_Init(
+  void *argument
+)
+{
+  int                 i;
+  int                 status;
+  pthread_t           threadId;
+  pthread_attr_t      attr;
+  struct sched_param  param;
+
+  puts( "\n\n*** POSIX TIME TEST PSXTMSEM05  ***" );
+
+  /*
+   * Deliberately create the semaphore BEFORE the threads.  This way the
+   * threads should preempt this thread and block as they are created.
+   */
+  status = sem_init( &sem1, 0, 1 );
+  rtems_test_assert( status == 0 );
+
+  /*
+   * Obtain the semaphore so the threads will block.
+   */
+  status = sem_wait( &sem1 );
+  rtems_test_assert( status == 0 );
+
+  /*
+   * Now lower our priority
+   */
+  status = pthread_attr_init( &attr );
+  rtems_test_assert( status == 0 );
+
+  status = pthread_attr_setinheritsched( &attr, PTHREAD_EXPLICIT_SCHED );
+  rtems_test_assert( status == 0 );
+
+  status = pthread_attr_setschedpolicy( &attr, SCHED_RR );
+  rtems_test_assert( status == 0 );
+
+  param.sched_priority = 2;
+  status = pthread_attr_setschedparam( &attr, &param );
+  rtems_test_assert( status == 0 );
+
+  /*
+   * And create rest of threads as more important than we are.  They
+   * will preempt us as they are created and block.
+   */
+  for ( i=0 ; i < OPERATION_COUNT ; i++ ) {
+
+    param.sched_priority = 3 + i;
+    status = pthread_attr_setschedparam( &attr, &param );
+    rtems_test_assert( status == 0 );
+
+    status = pthread_create(
+      &threadId,
+      &attr,
+      (i == OPERATION_COUNT - 1) ? Low : Middle,
+      NULL
+    );
+    rtems_test_assert( status == 0 );
+  }
+  
+  /*
+   * Now start the timer which will be stopped in Low.
+   * Release the semaphore so threads unblock and preempt.
+   */
+  benchmark_timer_initialize();
+
+    status = sem_post( &sem1 );
+      /* thread switch occurs */
+
+  /* should never return */
+  rtems_test_assert( FALSE );
+  return NULL;
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER
+
+#define CONFIGURE_MAXIMUM_POSIX_THREADS     OPERATION_COUNT + 2
+#define CONFIGURE_MAXIMUM_POSIX_SEMAPHORES  MAX_SEMS
+#define CONFIGURE_POSIX_INIT_THREAD_TABLE
+
+#define CONFIGURE_INIT
+
+#include <rtems/confdefs.h>
+  /* end of file */

testsuites/psxtmtests/psxtmsem05/psxtmsem05.doc

@@ -0,0 +1,14 @@
+#
+#  $Id$
+#
+#  COPYRIGHT (c) 1989-2011.
+#  On-Line Applications Research Corporation (OAR).
+#
+#  The license and distribution terms for this file may be
+#  found in the file LICENSE in this distribution or at
+#  http://www.rtems.com/license/LICENSE.
+#
+
+This test benchmarks the following operations:
+
++ sem_post - thread waiting, preempt

testsuites/psxtmtests/psxtmtests_plan.csv

@@ -112,7 +112,7 @@
 "sem_trywait - not available","psxtmsem02","psxtmtest_single","Yes"
 "sem_post - no threads waiting","psxtmsem02","psxtmtest_single","Yes"
 "sem_post - thread waiting, no preempt","psxsemtm04","psxtmtest_unblocking_nopreempt","Yes"
-"sem_post - thread waiting, preempt",,"psxtmtest_unblocking_preempt",
+"sem_post - thread waiting, preempt","psxtmsem05","psxtmtest_unblocking_preempt",
 "sem_getvalue","psxtmsem02","psxtmtest_single","Yes"
 ,,,
 "sleep - yield","psxtmsleep01","psxtmtest_single","Yes"