From 99a074de90650c87eed727cf9fd7693e2978fcbb Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Tue, 26 Jul 2011 13:38:42 +0000 Subject: 2011-07-26 Ricardo Aguirre 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/psxtmsem05/.cvsignore | 2 + testsuites/psxtmtests/psxtmsem05/Makefile.am | 30 +++++ testsuites/psxtmtests/psxtmsem05/init.c | 163 ++++++++++++++++++++++++ testsuites/psxtmtests/psxtmsem05/psxtmsem05.doc | 14 ++ 4 files changed, 209 insertions(+) create mode 100644 testsuites/psxtmtests/psxtmsem05/.cvsignore create mode 100644 testsuites/psxtmtests/psxtmsem05/Makefile.am create mode 100644 testsuites/psxtmtests/psxtmsem05/init.c create mode 100644 testsuites/psxtmtests/psxtmsem05/psxtmsem05.doc (limited to 'testsuites/psxtmtests/psxtmsem05') diff --git a/testsuites/psxtmtests/psxtmsem05/.cvsignore b/testsuites/psxtmtests/psxtmsem05/.cvsignore new file mode 100644 index 0000000000..282522db03 --- /dev/null +++ b/testsuites/psxtmtests/psxtmsem05/.cvsignore @@ -0,0 +1,2 @@ +Makefile +Makefile.in diff --git a/testsuites/psxtmtests/psxtmsem05/Makefile.am b/testsuites/psxtmtests/psxtmsem05/Makefile.am new file mode 100644 index 0000000000..cd3277d79e --- /dev/null +++ b/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 diff --git a/testsuites/psxtmtests/psxtmsem05/init.c b/testsuites/psxtmtests/psxtmsem05/init.c new file mode 100644 index 0000000000..769c141623 --- /dev/null +++ b/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 +#include +#include +#include +#include +#include +#include "test_support.h" +#include +#include +#include + +#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, ¶m ); + 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, ¶m ); + 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 + /* end of file */ diff --git a/testsuites/psxtmtests/psxtmsem05/psxtmsem05.doc b/testsuites/psxtmtests/psxtmsem05/psxtmsem05.doc new file mode 100644 index 0000000000..5adfc5ebc1 --- /dev/null +++ b/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 -- cgit v1.2.3