/* This file performs the same tests as the reset test
but does it with the events multiplexed.
This is mostly to test perf_event, where resetting
multiplexed events is handled differently than grouped events.
*/
#include <stdio.h>
#include "papi.h"
#include "papi_test.h"
#include "do_loops.h"
int
main( int argc, char **argv )
{
int retval, num_tests = 9, num_events, tmp, i;
long long **values;
int EventSet = PAPI_NULL;
int PAPI_event, mask;
char event_name[PAPI_MAX_STR_LEN], add_event_str[PAPI_MAX_STR_LEN];
int quiet;
/* Set TESTS_QUIET variable */
quiet = tests_quiet( argc, argv );
/* Init the PAPI library */
retval = PAPI_library_init( PAPI_VER_CURRENT );
if ( retval != PAPI_VER_CURRENT ) {
test_fail( __FILE__, __LINE__, "PAPI_library_init", retval );
}
retval = PAPI_multiplex_init( );
if ( retval == PAPI_ENOSUPP) {
test_skip(__FILE__, __LINE__, "Multiplex not supported", 1);
}
else if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_multiplex_init", retval );
}
/* add PAPI_TOT_CYC and one of the events in
PAPI_FP_INS, PAPI_FP_OPS or PAPI_TOT_INS,
depending on the availability of the event
on the platform */
EventSet = add_two_events( &num_events, &PAPI_event, &mask );
/* Set multiplexing on the eventset */
retval = PAPI_set_multiplex( EventSet );
if ( retval != PAPI_OK) {
test_fail(__FILE__, __LINE__, "Setting multiplex", retval);
}
retval = PAPI_event_code_to_name( PAPI_event, event_name );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_event_code_to_name", retval );
}
sprintf( add_event_str, "PAPI_add_event[%s]", event_name );
values = allocate_test_space( num_tests, num_events );
/*===== Test 1: Start/Stop =======================*/
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_start", retval );
}
do_flops( NUM_FLOPS );
retval = PAPI_stop( EventSet, values[0] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop", retval );
}
/*===== Test 2 Start/Stop =======================*/
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_start", retval );
}
do_flops( NUM_FLOPS );
retval = PAPI_stop( EventSet, values[1] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop", retval );
}
/*===== Test 3: Reset/Start/Stop =======================*/
retval = PAPI_reset( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_reset", retval );
}
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_start", retval );
}
do_flops( NUM_FLOPS );
retval = PAPI_stop( EventSet, values[2] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop", retval );
}
/*===== Test 4: Start/Read =======================*/
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_start", retval );
}
do_flops( NUM_FLOPS / 2 );
retval = PAPI_read( EventSet, values[3] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_read", retval );
}
/*===== Test 5: Read =======================*/
do_flops( NUM_FLOPS / 2 );
retval = PAPI_read( EventSet, values[4] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_read", retval );
}
/*===== Test 6: Read/Accum =======================*/
do_flops( NUM_FLOPS / 2 );
retval = PAPI_read( EventSet, values[5] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_read", retval );
}
retval = PAPI_accum( EventSet, values[5] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_accum", retval );
}
/*===== Test 7: Read =======================*/
do_flops( NUM_FLOPS / 2 );
retval = PAPI_read( EventSet, values[6] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_read", retval );
}
/*===== Test 8 Reset/Stop =======================*/
retval = PAPI_reset( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_reset", retval );
}
do_flops( NUM_FLOPS / 2 );
retval = PAPI_stop( EventSet, values[7] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop", retval );
}
/*===== Test 9: Reset/Read =======================*/
retval = PAPI_reset( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_reset", retval );
}
retval = PAPI_read( EventSet, values[8] );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_read", retval );
}
remove_test_events( &EventSet, mask );
if (!quiet) {
printf( "Test case: Start/Stop/Read/Accum/Reset.\n" );
printf( "----------------------------------------------------------------\n" );
tmp = PAPI_get_opt( PAPI_DEFDOM, NULL );
printf( "Default domain is: %d (%s)\n", tmp,
stringify_all_domains( tmp ) );
tmp = PAPI_get_opt( PAPI_DEFGRN, NULL );
printf( "Default granularity is: %d (%s)\n", tmp,
stringify_granularity( tmp ) );
printf( "Using %d iterations of c += a*b\n", NUM_FLOPS );
printf( "-------------------------------------------------------------------------\n" );
sprintf( add_event_str, "%s:", event_name );
printf( " PAPI_TOT_CYC %s\n", event_name );
printf( "1. start,ops,stop %10lld %10lld\n", values[0][0],
values[0][1] );
printf( "2. start,ops,stop %10lld %10lld\n", values[1][0],
values[1][1] );
printf( "3. reset,start,ops,stop %10lld %10lld\n", values[2][0],
values[2][1] );
printf( "4. start,ops/2,read %10lld %10lld\n", values[3][0],
values[3][1] );
printf( "5. ops/2,read %10lld %10lld\n", values[4][0],
values[4][1] );
printf( "6. ops/2,accum %10lld %10lld\n", values[5][0],
values[5][1] );
printf( "7. ops/2,read %10lld %10lld\n", values[6][0],
values[6][1] );
printf( "8. reset,ops/2,stop %10lld %10lld\n", values[7][0],
values[7][1] );
printf( "9. reset,read %10lld %10lld\n", values[8][0],
values[8][1] );
printf( "-------------------------------------------------------------------------\n" );
printf( "Verification:\n" );
printf( "Row 1 approximately equals rows 2 and 3 \n" );
printf( "Row 4 approximately equals 1/2 of row 3\n" );
printf( "Row 5 approximately equals twice row 4\n" );
printf( "Row 6 approximately equals 6 times row 4\n" );
printf( "Rows 7 and 8 approximately equal row 4\n" );
printf( "Row 9 equals 0\n" );
printf( "%% difference between %s 1 & 2: %.2f\n", "PAPI_TOT_CYC",
100.0 * ( float ) values[0][0] / ( float ) values[1][0] );
printf( "%% difference between %s 1 & 2: %.2f\n", add_event_str,
100.0 * ( float ) values[0][1] / ( float ) values[1][1] );
}
for ( i = 0; i <= 1; i++ ) {
if ( !approx_equals
( ( double ) values[0][i], ( double ) values[1][i] ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( !approx_equals
( ( double ) values[1][i], ( double ) values[2][i] ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( !approx_equals
( ( double ) values[2][i], ( double ) values[3][i] * 2.0 ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( !approx_equals
( ( double ) values[2][i], ( double ) values[4][i] ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( !approx_equals
( ( double ) values[5][i], ( double ) values[3][i] * 6.0 ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( !approx_equals
( ( double ) values[6][i], ( double ) values[3][i] ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( !approx_equals
( ( double ) values[7][i], ( double ) values[3][i] ) )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
if ( values[8][i] != 0LL )
test_fail( __FILE__, __LINE__,
( ( i == 0 ) ? "PAPI_TOT_CYC" : add_event_str ), 1 );
}
test_pass( __FILE__ );
return 0;
}