/****************************/
/* THIS IS OPEN SOURCE CODE */
/****************************/
/**
* @file example_multiple_components.c
* @author Vince Weaver
* vweaver1@eecs.utk.edu
* test if multiple components can be used at once
*
*
* @brief
* This tests to see if the CPU component and Example component
* can be used simultaneously.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "papi.h"
#include "papi_test.h"
#define NUM_EVENTS 1
int main (int argc, char **argv)
{
int retval;
int EventSet1 = PAPI_NULL, EventSet2 = PAPI_NULL;
long long values1[NUM_EVENTS];
long long values2[NUM_EVENTS];
const PAPI_component_info_t *cmpinfo = NULL;
int numcmp,cid,example_cid=-1;
int code;
int quiet=0;
/* Set TESTS_QUIET variable */
quiet=tests_quiet( argc, argv );
/* PAPI Initialization */
retval = PAPI_library_init( PAPI_VER_CURRENT );
if ( retval != PAPI_VER_CURRENT ) {
test_fail(__FILE__, __LINE__,"PAPI_library_init failed\n",retval);
}
if (!quiet) {
printf( "Testing simultaneous component use with PAPI %d.%d.%d\n",
PAPI_VERSION_MAJOR( PAPI_VERSION ),
PAPI_VERSION_MINOR( PAPI_VERSION ),
PAPI_VERSION_REVISION( PAPI_VERSION ) );
}
/* Find our component */
numcmp = PAPI_num_components();
for( cid=0; cid<numcmp; cid++) {
if ( (cmpinfo = PAPI_get_component_info(cid)) == NULL) {
test_fail(__FILE__, __LINE__,
"PAPI_get_component_info failed\n", 0);
}
if (!quiet) {
printf("\tComponent %d - %d events - %s\n", cid,
cmpinfo->num_native_events,
cmpinfo->name);
}
if (strstr(cmpinfo->name,"example")) {
/* FOUND! */
example_cid=cid;
}
}
if (example_cid<0) {
test_skip(__FILE__, __LINE__,
"Example component not found\n", 0);
}
if (!quiet) {
printf("\nFound Example Component at id %d\n",example_cid);
}
/* Create an eventset for the Example component */
retval = PAPI_create_eventset( &EventSet1 );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_create_eventset() failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_CONSTANT", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_ZERO not found\n",retval );
}
retval = PAPI_add_event( EventSet1, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
/* Create an eventset for the CPU component */
retval = PAPI_create_eventset( &EventSet2 );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_create_eventset() failed\n", retval );
}
retval = PAPI_event_name_to_code("PAPI_TOT_CYC", &code);
if ( retval != PAPI_OK ) {
test_skip( __FILE__, __LINE__,
"PAPI_TOT_CYC not available\n",retval );
}
retval = PAPI_add_event( EventSet2, code);
if ( retval != PAPI_OK ) {
test_skip( __FILE__, __LINE__,
"NO CPU component found\n", retval );
}
if (!quiet) printf("\nStarting EXAMPLE_CONSTANT and PAPI_TOT_CYC at the same time\n");
/* Start CPU component event */
retval = PAPI_start( EventSet2 );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
/* Start example component */
retval = PAPI_start( EventSet1 );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
/* Stop example component */
retval = PAPI_stop( EventSet1, values1 );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
/* Stop CPU component */
retval = PAPI_stop( EventSet2, values2 );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!quiet) printf("Stopping EXAMPLE_CONSTANT and PAPI_TOT_CYC\n\n");
if (!quiet) printf("Results from EXAMPLE_CONSTANT: %lld\n",values1[0]);
if (values1[0]!=42) {
test_fail( __FILE__, __LINE__, "Result should be 42!\n", 0);
}
if (!quiet) printf("Results from PAPI_TOT_CYC: %lld\n\n",values2[0]);
if (values2[0]<1) {
test_fail( __FILE__, __LINE__, "Result should greater than 0\n", 0);
}
/* Cleanup EventSets */
retval = PAPI_cleanup_eventset(EventSet1);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
retval = PAPI_cleanup_eventset(EventSet2);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
/* Destroy EventSets */
retval = PAPI_destroy_eventset(&EventSet2);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_destroy_eventset!\n", retval);
}
test_pass( __FILE__ );
return 0;
}