thrspecific.c File Reference

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Functions
void *	Thread (void *arg)
int	main (int argc, char **argv)
Variables
static int	processing = 1

---

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 69 of file thrspecific.c.

{
    pthread_t e_th, f_th, g_th, h_th;
    int flops1, flops2, flops3, flops4, flops5;
    int retval, rc;
    pthread_attr_t attr;

    tests_quiet( argc, argv );  /* Set TESTS_QUIET variable */

    retval = PAPI_library_init( PAPI_VER_CURRENT );
    if ( retval != PAPI_VER_CURRENT )
        test_fail( __FILE__, __LINE__, "PAPI_library_init", retval );

    retval =
        PAPI_thread_init( ( unsigned long ( * )( void ) ) ( pthread_self ) );
    if ( retval != PAPI_OK ) {
        if ( retval == PAPI_ECMP )
            test_skip( __FILE__, __LINE__, "PAPI_thread_init", retval );
        else
            test_fail( __FILE__, __LINE__, "PAPI_thread_init", retval );
    }

    pthread_attr_init( &attr );
#ifdef PTHREAD_CREATE_UNDETACHED
    pthread_attr_setdetachstate( &attr, PTHREAD_CREATE_UNDETACHED );
#endif
#ifdef PTHREAD_SCOPE_SYSTEM
    retval = pthread_attr_setscope( &attr, PTHREAD_SCOPE_SYSTEM );
    if ( retval != 0 )
        test_skip( __FILE__, __LINE__, "pthread_attr_setscope", retval );
#endif

    flops1 = 1000000;
    rc = pthread_create( &e_th, &attr, Thread, ( void * ) &flops1 );
    if ( rc ) {
        retval = PAPI_ESYS;
        test_fail( __FILE__, __LINE__, "pthread_create", retval );
    }
    flops2 = 2000000;
    rc = pthread_create( &f_th, &attr, Thread, ( void * ) &flops2 );
    if ( rc ) {
        retval = PAPI_ESYS;
        test_fail( __FILE__, __LINE__, "pthread_create", retval );
    }

    flops3 = 4000000;
    rc = pthread_create( &g_th, &attr, Thread, ( void * ) &flops3 );
    if ( rc ) {
        retval = PAPI_ESYS;
        test_fail( __FILE__, __LINE__, "pthread_create", retval );
    }

    flops4 = 8000000;
    rc = pthread_create( &h_th, &attr, Thread, ( void * ) &flops4 );
    if ( rc ) {
        retval = PAPI_ESYS;
        test_fail( __FILE__, __LINE__, "pthread_create", retval );
    }

    pthread_attr_destroy( &attr );
    flops5 = 500000;
    Thread( &flops5 );
    pthread_join( h_th, NULL );
    pthread_join( g_th, NULL );
    pthread_join( f_th, NULL );
    pthread_join( e_th, NULL );

    test_pass( __FILE__, NULL, 0 );
    pthread_exit( NULL );
    exit( 1 );
}

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void* Thread

(

void *

arg

)

Definition at line 10 of file thrspecific.c.

{
    int retval;
    void *arg2;
    retval = PAPI_register_thread(  );
    if ( retval != PAPI_OK )
        test_fail( __FILE__, __LINE__, "PAPI_register_thread", retval );

    printf( "Thread 0x%x started, specific data is at %p\n",
            ( int ) pthread_self(  ), arg );

    retval = PAPI_set_thr_specific( PAPI_USR1_TLS, arg );
    if ( retval != PAPI_OK )
        test_fail( __FILE__, __LINE__, "PAPI_set_thr_specific", retval );

    retval = PAPI_get_thr_specific( PAPI_USR1_TLS, &arg2 );
    if ( retval != PAPI_OK )
        test_fail( __FILE__, __LINE__, "PAPI_get_thr_specific", retval );

    if ( arg != arg2 )
        test_fail( __FILE__, __LINE__, "set vs get specific", 0 );

    while ( processing ) {
        if ( *( ( int * ) arg ) == 500000 ) {
            sleep( 1 );
            int i;
            PAPI_all_thr_spec_t data;
            data.num = 10;
            data.id =
                ( unsigned long * ) malloc( ( size_t ) data.num *
                                            sizeof ( unsigned long ) );
            data.data =
                ( void ** ) malloc( ( size_t ) data.num * sizeof ( void * ) );

            retval =
                PAPI_get_thr_specific( PAPI_USR1_TLS | PAPI_TLS_ALL_THREADS,
                                       ( void ** ) &data );
            if ( retval != PAPI_OK )
                test_fail( __FILE__, __LINE__, "PAPI_get_thr_specific",
                           retval );

            if ( data.num != 5 )
                test_fail( __FILE__, __LINE__, "data.num != 5", 0 );

            for ( i = 0; i < data.num; i++ )
                printf( "Entry %d, Thread 0x%lx, Data Pointer %p, Value %d\n",
                        i, data.id[i], data.data[i], *( int * ) data.data[i] );

            processing = 0;
        }
    }

    retval = PAPI_unregister_thread(  );
    if ( retval != PAPI_OK )
        test_fail( __FILE__, __LINE__, "PAPI_unregister_thread", retval );
    return ( NULL );
}

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---

Variable Documentation

int processing = 1 [static]

Definition at line 7 of file thrspecific.c.