/* This file performs the following test: start, stop and timer
functionality for 2 slave pthreads */
/* No it doesn't, that description is *completely* wrong */
/* I think this is trying to test the pthread thread-specific */
/* implementation but it is unclear and the git commit history */
/* does not help at all here */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <pthread.h>
#include "papi.h"
#include "papi_test.h"
static volatile int processing = 1;
void *
Thread( void *arg )
{
int retval;
void *arg2;
int i;
retval = PAPI_register_thread( );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_register_thread", retval );
}
if (!TESTS_QUIET) {
printf( "Thread %#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 );
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 );
}
if (!TESTS_QUIET) for ( i = 0; i < data.num; i++ ) {
printf( "Entry %d, Thread %#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;
}
int
main( int argc, char **argv )
{
pthread_t e_th, f_th, g_th, h_th;
int flops1, flops2, flops3, flops4, flops5;
int retval, rc;
pthread_attr_t attr;
int quiet;
/* Set TESTS_QUIET variable */
quiet = tests_quiet( argc, argv );
if (!quiet) printf("Testing threads\n");
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__ );
pthread_exit( NULL );
return 1;
}