void HWCBE_PAPI_Initialize (int TRCOptions)
{
UNREFERENCED_PARAMETER(TRCOptions);
int rc;
void *thread_identifier_function;
/* PAPI initialization */
rc = PAPI_library_init (PAPI_VER_CURRENT);
if (rc != PAPI_VER_CURRENT)
{
if (rc > 0)
{
fprintf (stderr,
PACKAGE_NAME": PAPI library version mismatch!\n"
" "PACKAGE_NAME" is compiled against PAPI v%d.%d , and \n"
" PAPI_library_init reported v%d.%d ,\n"
" Check that LD_LIBRARY_PATH points to the correct PAPI library.\n",
PAPI_VERSION_MAJOR(PAPI_VER_CURRENT),
PAPI_VERSION_MINOR(PAPI_VER_CURRENT),
PAPI_VERSION_MAJOR(rc),
PAPI_VERSION_MINOR(rc));
}
fprintf (stderr, PACKAGE_NAME": Can't use hardware counters!\n");
fprintf (stderr, PACKAGE_NAME": PAPI library error: %s\n", PAPI_strerror (rc));
if (rc == PAPI_ESYS)
perror (PACKAGE_NAME": PAPI system error is ");
return;
}
#if defined(PAPI_SAMPLING_SUPPORT)
/* Use any kind of sampling -- software or hardware */
SamplingSupport = TRUE;
#endif
thread_identifier_function = Extrae_get_thread_number_function();
if (thread_identifier_function != NULL)
{
if ((rc = PAPI_thread_init ((unsigned long (*)(void)) thread_identifier_function)) != PAPI_OK)
{
fprintf (stderr, PACKAGE_NAME": PAPI_thread_init failed! Reason: %s\n", PAPI_strerror(rc));
return;
}
}
}
int
main( int argc, char **argv )
{
int i;
tests_quiet( argc, argv ); /* Set TESTS_QUIET variable */
// if ( ( retval =
// PAPI_library_init( PAPI_VER_CURRENT ) ) != PAPI_VER_CURRENT )
// test_fail( __FILE__, __LINE__, "PAPI_library_init", retval );
printf( "\n----------------------------------\n" );
printf( "For PAPI Version: %d.%d.%d.%d\n",
PAPI_VERSION_MAJOR( PAPI_VERSION ),
PAPI_VERSION_MINOR( PAPI_VERSION ),
PAPI_VERSION_REVISION( PAPI_VERSION ),
PAPI_VERSION_INCREMENT( PAPI_VERSION ) );
printf( "There are %d error codes defined\n", PAPI_NUM_ERRORS );
printf( "----------------------------------\n" );
for (i = 0; i < PAPI_NUM_ERRORS; i++) {
char *errstr, *errdescr;
errstr = PAPI_strerror( -i );
errdescr = PAPI_descr_error( -i );
printf( "Error code %4d: %-15s | %s\n", -i, errstr, errdescr );
}
printf( "----------------------------------\n\n" );
exit( 1 );
}
/* Support routine to display header information to the screen
from the hardware info data structure. The same code was duplicated
in a number of tests and utilities. Seems to make sense to refactor.
This may not be the best place for it to live, but it works for now.
*/
int
papi_print_header( char *prompt, const PAPI_hw_info_t ** hwinfo )
{
if ( ( *hwinfo = PAPI_get_hardware_info( ) ) == NULL )
return ( PAPI_ESBSTR );
printf( "%s", prompt );
printf
( "--------------------------------------------------------------------------------\n" );
printf( "PAPI Version : %d.%d.%d.%d\n",
PAPI_VERSION_MAJOR( PAPI_VERSION ),
PAPI_VERSION_MINOR( PAPI_VERSION ),
PAPI_VERSION_REVISION( PAPI_VERSION ),
PAPI_VERSION_INCREMENT( PAPI_VERSION ) );
printf( "Vendor string and code : %s (%d)\n", ( *hwinfo )->vendor_string,
( *hwinfo )->vendor );
printf( "Model string and code : %s (%d)\n", ( *hwinfo )->model_string,
( *hwinfo )->model );
printf( "CPU Revision : %f\n", ( *hwinfo )->revision );
if ( ( *hwinfo )->cpuid_family > 0 )
printf
( "CPUID Info : Family: %d Model: %d Stepping: %d\n",
( *hwinfo )->cpuid_family, ( *hwinfo )->cpuid_model,
( *hwinfo )->cpuid_stepping );
printf( "CPU Megahertz : %f\n", ( *hwinfo )->mhz );
printf( "CPU Clock Megahertz : %d\n", ( *hwinfo )->clock_mhz );
if ( ( *hwinfo )->threads > 0 )
printf( "Hdw Threads per core : %d\n", ( *hwinfo )->threads );
if ( ( *hwinfo )->cores > 0 )
printf( "Cores per Socket : %d\n", ( *hwinfo )->cores );
if ( ( *hwinfo )->sockets > 0 )
printf( "Sockets : %d\n", ( *hwinfo )->sockets );
if ( ( *hwinfo )->nnodes > 0 )
printf( "NUMA Nodes : %d\n", ( *hwinfo )->nnodes );
printf( "CPUs per Node : %d\n", ( *hwinfo )->ncpu );
printf( "Total CPUs : %d\n", ( *hwinfo )->totalcpus );
printf( "Running in a VM : %s\n", ( *hwinfo )->virtualized?
"yes":"no");
if ( (*hwinfo)->virtualized) {
printf( "VM Vendor: : %s\n", (*hwinfo)->virtual_vendor_string);
}
printf( "Number Hardware Counters : %d\n",
PAPI_get_opt( PAPI_MAX_HWCTRS, NULL ) );
printf( "Max Multiplex Counters : %d\n",
PAPI_get_opt( PAPI_MAX_MPX_CTRS, NULL ) );
printf
( "--------------------------------------------------------------------------------\n" );
printf( "\n" );
return PAPI_OK;
}
/* Support routine to display header information to the screen
from the hardware info data structure. The same code was duplicated
in a number of tests and utilities. Seems to make sense to refactor.
This may not be the best place for it to live, but it works for now.
*/
int
papi_print_header( char *prompt, int event_flag,
const PAPI_hw_info_t ** hwinfo )
{
if ( ( *hwinfo = PAPI_get_hardware_info( ) ) == NULL )
return ( PAPI_ESBSTR );
printf( "%s", prompt );
printf
( "--------------------------------------------------------------------------------\n" );
printf( "PAPI Version : %d.%d.%d.%d\n",
PAPI_VERSION_MAJOR( PAPI_VERSION ),
PAPI_VERSION_MINOR( PAPI_VERSION ),
PAPI_VERSION_REVISION( PAPI_VERSION ),
PAPI_VERSION_INCREMENT( PAPI_VERSION ) );
printf( "Vendor string and code : %s (%d)\n", ( *hwinfo )->vendor_string,
( *hwinfo )->vendor );
printf( "Model string and code : %s (%d)\n", ( *hwinfo )->model_string,
( *hwinfo )->model );
printf( "CPU Revision : %f\n", ( *hwinfo )->revision );
if ( ( *hwinfo )->cpuid_family > 0 )
printf
( "CPUID Info : Family: %d Model: %d Stepping: %d\n",
( *hwinfo )->cpuid_family, ( *hwinfo )->cpuid_model,
( *hwinfo )->cpuid_stepping );
printf( "CPU Megahertz : %f\n", ( *hwinfo )->mhz );
printf( "CPU Clock Megahertz : %d\n", ( *hwinfo )->clock_mhz );
if ( ( *hwinfo )->threads > 0 )
printf( "Hdw Threads per core : %d\n", ( *hwinfo )->threads );
if ( ( *hwinfo )->cores > 0 )
printf( "Cores per Socket : %d\n", ( *hwinfo )->cores );
if ( ( *hwinfo )->sockets > 0 )
printf( "Sockets : %d\n", ( *hwinfo )->sockets );
if ( ( *hwinfo )->nnodes > 0 )
printf( "NUMA Nodes : %d\n", ( *hwinfo )->nnodes );
printf( "CPU's per Node : %d\n", ( *hwinfo )->ncpu );
printf( "Total CPU's : %d\n", ( *hwinfo )->totalcpus );
printf( "Number Hardware Counters : %d\n",
PAPI_get_opt( PAPI_MAX_HWCTRS, NULL ) );
printf( "Max Multiplex Counters : %d\n",
PAPI_get_opt( PAPI_MAX_MPX_CTRS, NULL ) );
printf
( "--------------------------------------------------------------------------------\n" );
if ( event_flag )
printf
( "The following correspond to fields in the PAPI_event_info_t structure.\n" );
printf( "\n" );
return ( PAPI_OK );
}
void initialize()
{
int ret;
ret = PAPI_library_init(PAPI_VER_CURRENT);
if (ret != PAPI_VER_CURRENT)
{
fprintf(stderr, "PAPI API 'PAPU_library_init' error !\n");
exit(1);
}
fprintf(stdout, "PAPI_VERSION: %d.%d.%d\n",
PAPI_VERSION_MAJOR( PAPI_VERSION ),
PAPI_VERSION_MINOR( PAPI_VERSION ),
PAPI_VERSION_REVISION( PAPI_VERSION ) );
ret = PAPI_create_eventset(&eventSet);
CHECK_PAPI_ERROR(ret, "PAPI_create_eventset");
}
int cudaSetDevice(int devnum, int n1, int n2, int n3, void *ptr1)
{
static int onetime = 0;
int retval, retval_cudaSetDevice;
//printf("cudaSetDevice wrapper %d\n", devnum);
if ( onetime==0 ) {
onetime=1;
// Load the papi library dynamically and read the relevant functions
dl1 = dlopen( "libpapi.so", RTLD_NOW | RTLD_GLOBAL );
if ( dl1==NULL ) printf("Intercept cudaSetDevice: Cannot load libpapi.so\n");
PAPI_library_init_ptr = dlsym( dl1, "PAPI_library_init" );
PAPI_create_eventset_ptr = dlsym( dl1, "PAPI_create_eventset" );
PAPI_add_named_event_ptr = dlsym( dl1, "PAPI_add_named_event" );
PAPI_start_ptr = dlsym( dl1, "PAPI_start" );
PAPI_stop_ptr = dlsym( dl1, "PAPI_stop" );
// Start using PAPI
printf("Intercept cudaSetDevice: Initializing PAPI on device %d\n", devnum);
retval = (PAPI_library_init_ptr)( PAPI_VER_CURRENT );
if( retval != PAPI_VER_CURRENT ) fprintf( stdout, "PAPI_library_init failed\n" );
printf( "PAPI version: %d.%d.%d\n", PAPI_VERSION_MAJOR( PAPI_VERSION ), PAPI_VERSION_MINOR( PAPI_VERSION ), PAPI_VERSION_REVISION( PAPI_VERSION ) );
retval = (PAPI_create_eventset_ptr)( &EventSet );
if( retval != PAPI_OK ) fprintf( stdout, "PAPI_create_eventset failed\n" );
}
int (*original_function)(int devnum, int n1, int n2, int n3, void *ptr1);
original_function = dlsym(RTLD_NEXT, "cudaSetDevice");
retval_cudaSetDevice = (*original_function)( devnum, n1, n2, n3, ptr1 );
if ( devseen[devnum]==0 ) {
devseen[devnum]=1;
char tmpEventName[120];
printf("Intercept cudaSetDevice: Attaching events for device on device %d\n", devnum);
snprintf( tmpEventName, 110, "cuda:::device:%d:%s", devnum, "inst_executed" );
retval = (PAPI_add_named_event_ptr)( EventSet, tmpEventName );
if (retval!=PAPI_OK) printf( "Could not add event %s\n", tmpEventName );
}
return retval_cudaSetDevice;
}
int main (int argc, char *argv[])
{
UNREFERENCED_PARAMETER(argc);
UNREFERENCED_PARAMETER(argv);
char *cpuinfo;
printf (PACKAGE_STRING" SVN revision %d based on " EXTRAE_SVN_BRANCH"\n", EXTRAE_SVN_REVISION);
cpuinfo = search_in_cpu_info ("model name");
if (cpuinfo == NULL)
cpuinfo = search_in_cpu_info ("Processor");
printf ("CPU info%s", cpuinfo);
#if defined(HAVE_LIBUNWIND_H)
printf ("Using libunwind v%d.%d from %s\n",
UNW_VERSION_MAJOR,
UNW_VERSION_MINOR,
UNWIND_HOME);
#else
printf ("Using backtrace or don't using calltrace?\n");
#endif
#if defined(HAVE_PAPI_H)
printf ("Using PAPI v%d.%d.%d from %s\n",
PAPI_VERSION_MAJOR(PAPI_VERSION),
PAPI_VERSION_MINOR(PAPI_VERSION),
PAPI_VERSION_REVISION(PAPI_VERSION),
PAPI_HOME);
#elif defined(PMAPI_COUNTERS)
printf ("Using PMAPI\n");
#else
printf ("Don't using hwc\n");
#endif
printf ("Running on: ");
#if defined(linux)
printf ("linux");
#elif defined(__FreeBSD__)
printf ("FreeBSD");
#elif defined(__APPLE__)
printf ("MacOS");
#elif defined(_AIX)
printf ("AIX");
#else
printf ("unknown OS");
#endif
printf (" running on ");
#if defined(__x86_64__) || defined(x86_64) || defined(__amd64__) || defined(amd64)
printf ("x86 with 64 bit extensions");
#elif defined(__i386__)
printf ("x86");
#elif defined(__ia64__)
printf ("intel itanium");
#elif defined(__powerpc__)
printf ("powerpc");
#elif defined(__powerpc64__)
printf ("powerpc with 64 bit extensions");
#elif defined(__arm__)
printf ("ARM");
#else
printf ("unknown");
#endif
printf (" processor\n");
return 0;
}
/**
* Called by the CBTF collector service in order to start data collection.
*/
void cbtf_collector_start(const CBTF_DataHeader* header)
{
/**
* Start sampling.
*
* Starts hardware counter (HWC) sampling for the thread executing this
* function. Initializes the appropriate thread-local data structures and
* then enables the sampling counter.
*
* @param arguments Encoded function arguments.
*/
/* Create and access our thread-local storage */
#ifdef USE_EXPLICIT_TLS
TLS* tls = malloc(sizeof(TLS));
Assert(tls != NULL);
CBTF_SetTLS(TLSKey, tls);
#else
TLS* tls = &the_tls;
#endif
Assert(tls != NULL);
tls->defer_sampling=false;
#ifndef NDEBUG
IsCollectorDebugEnabled = (getenv("CBTF_DEBUG_COLLECTOR") != NULL);
IsCollectorDetailsDebugEnabled = (getenv("CBTF_DEBUG_COLLECTOR_DETAILS") != NULL);
#if defined (HAVE_OMPT)
IsOMPTDebugEnabled = (getenv("CBTF_DEBUG_COLLECTOR_OMPT") != NULL);
#endif
#endif
/* Decode the passed function arguments */
// Need to handle the arguments...
CBTF_hwcsamp_start_sampling_args args;
memset(&args, 0, sizeof(args));
args.sampling_rate = 100;
/* First set defaults */
int hwcsamp_rate = 100;
char* hwcsamp_papi_event = "PAPI_TOT_CYC,PAPI_TOT_INS";
#if defined (CBTF_SERVICE_USE_OFFLINE)
char* hwcsamp_event_param = getenv("CBTF_HWCSAMP_EVENTS");
if (hwcsamp_event_param != NULL) {
hwcsamp_papi_event=hwcsamp_event_param;
}
const char* sampling_rate = getenv("CBTF_HWCSAMP_RATE");
if (sampling_rate != NULL) {
hwcsamp_rate=atoi(sampling_rate);
}
args.collector = 1;
args.experiment = 0;
tls->data.interval = (uint64_t)(1000000000) / (uint64_t)(hwcsamp_rate);;
#endif
/* Initialize the actual data blob */
memcpy(&tls->header, header, sizeof(CBTF_DataHeader));
initialize_data(tls);
/* We can not assign mpi rank in the header at this point as it may not
* be set yet. assign an integer tid value. omp_tid is used regardless of
* whether the application is using openmp threads.
* libmonitor uses the same numbering scheme as openmp.
*/
tls->header.omp_tid = monitor_get_thread_num();
tls->header.id = strdup(cbtf_collector_unique_id);
tls->header.time_begin = CBTF_GetTime();
#ifndef NDEBUG
if (IsCollectorDebugEnabled) {
fprintf(stderr,"[%ld,%d] ENTER cbtf_collector_start\n",tls->header.pid,tls->header.omp_tid);
}
#endif
if(hwcsamp_papi_init_done == 0) {
#ifndef NDEBUG
if (IsCollectorDebugEnabled) {
fprintf(stderr,"[%ld,%d] cbtf_collector_start: initialize papi\n",tls->header.pid,tls->header.omp_tid);
}
#endif
CBTF_init_papi();
tls->EventSet = PAPI_NULL;
tls->data.clock_mhz = (float) hw_info->mhz;
hwcsamp_papi_init_done = 1;
} else {
tls->data.clock_mhz = (float) hw_info->mhz;
}
/* PAPI SETUP */
CBTF_Create_Eventset(&tls->EventSet);
int rval = PAPI_OK;
#ifndef NDEBUG
if (IsCollectorDebugEnabled) {
fprintf(stderr, "PAPI Version: %d.%d.%d.%d\n", PAPI_VERSION_MAJOR( PAPI_VERSION ),
PAPI_VERSION_MINOR( PAPI_VERSION ),
PAPI_VERSION_REVISION( PAPI_VERSION ),
PAPI_VERSION_INCREMENT( PAPI_VERSION ) );
fprintf(stderr,"System has %d hardware counters.\n", PAPI_num_counters());
}
#endif
/* In Component PAPI, EventSets must be assigned a component index
* before you can fiddle with their internals. 0 is always the cpu component */
#if (PAPI_VERSION_MAJOR(PAPI_VERSION)>=4)
rval = PAPI_assign_eventset_component( tls->EventSet, 0 );
if (rval != PAPI_OK) {
CBTF_PAPIerror(rval,"CBTF_Create_Eventset assign_eventset_component");
return;
}
#endif
/* NOTE: if multiplex is turned on, papi internaly uses a SIGPROF handler.
* Since we are sampling potentially with SIGPROF or now SIGRTMIN and we
* prefer to limit our events to 6, we do not need multiplexing.
*/
if (getenv("CBTF_HWCSAMP_MULTIPLEX") != NULL) {
#if !defined(RUNTIME_PLATFORM_BGP)
rval = PAPI_set_multiplex( tls->EventSet );
if ( rval == PAPI_ENOSUPP) {
fprintf(stderr,"CBTF_Create_Eventset: Multiplex not supported\n");
} else if (rval != PAPI_OK) {
CBTF_PAPIerror(rval,"CBTF_Create_Eventset set_multiplex");
}
#endif
}
/* TODO: check return values of direct PAPI calls
* and handle them as needed.
*/
/* Rework the code here to call PAPI directly rather than
* call any OPENSS helper functions due to inconsitent
* behaviour seen on various lab systems
*/
int eventcode = 0;
rval = PAPI_OK;
if (hwcsamp_papi_event != NULL) {
char *tfptr, *saveptr=NULL, *tf_token;
tfptr = strdup(hwcsamp_papi_event);
for (tf_token = strtok_r(tfptr, ",", &saveptr);
tf_token != NULL;
tf_token = strtok_r(NULL, ",", &saveptr) ) {
PAPI_event_name_to_code(tf_token,&eventcode);
rval = PAPI_add_event(tls->EventSet,eventcode);
if (rval != PAPI_OK) {
CBTF_PAPIerror(rval,"CBTF_Create_Eventset PAPI_event_name_to_code");
}
}
if (tfptr) free(tfptr);
} else {
PAPI_event_name_to_code("PAPI_TOT_CYC",&eventcode);
rval = PAPI_add_event(tls->EventSet,eventcode);
PAPI_event_name_to_code("PAPI_TOT_INS",&eventcode);
rval = PAPI_add_event(tls->EventSet,eventcode);
}
#if defined (HAVE_OMPT)
/* these are ompt specific.*/
/* initialize the flags and counts for idle,wait_barrier. */
tls->thread_idle = tls->thread_wait_barrier = tls->thread_barrier = false;
#endif
/* Begin sampling */
tls->header.time_begin = CBTF_GetTime();
CBTF_Start(tls->EventSet);
CBTF_Timer(tls->data.interval, hwcsampTimerHandler);
}
int main (int argc, char **argv)
{
int retval,i;
int EventSet = PAPI_NULL;
long long values[NUM_EVENTS];
const PAPI_component_info_t *cmpinfo = NULL;
int numcmp,cid,example_cid=-1;
int code,maximum_code=0;
char event_name[PAPI_MAX_STR_LEN];
PAPI_event_info_t event_info;
/* Set TESTS_QUIET variable */
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 (!TESTS_QUIET) {
printf( "Testing example component 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 (!TESTS_QUIET) {
printf("\tComponent %d - %d events - %s\n", cid,
cmpinfo->num_native_events,
cmpinfo->name);
}
if (strstr(cmpinfo->name,"example.c")) {
/* FOUND! */
example_cid=cid;
}
}
if (example_cid<0) {
test_skip(__FILE__, __LINE__,
"Example component not found\n", 0);
}
if (!TESTS_QUIET) {
printf("\nFound Example Component at id %d\n",example_cid);
printf("\nListing all events in this component:\n");
}
/**************************************************/
/* Listing all available events in this component */
/* Along with descriptions */
/**************************************************/
code = PAPI_NATIVE_MASK | PAPI_COMPONENT_MASK(example_cid);
retval = PAPI_enum_event( &code, PAPI_ENUM_FIRST );
while ( retval == PAPI_OK ) {
if (PAPI_event_code_to_name( code, event_name )!=PAPI_OK) {
printf("Error translating %x\n",code);
test_fail( __FILE__, __LINE__,
"PAPI_event_code_to_name", retval );
}
if (PAPI_get_event_info( code, &event_info)!=PAPI_OK) {
printf("Error getting info for event %x\n",code);
test_fail( __FILE__, __LINE__,
"PAPI_get_event_info()", retval );
}
if (!TESTS_QUIET) {
printf("\tEvent 0x%x: %s -- %s\n",
code,event_name,event_info.long_descr);
}
maximum_code=code;
retval = PAPI_enum_event( &code, PAPI_ENUM_EVENTS );
}
if (!TESTS_QUIET) printf("\n");
/**********************************/
/* Try accessing an invalid event */
/**********************************/
retval=PAPI_event_code_to_name( maximum_code+10, event_name );
if (retval!=PAPI_ENOEVNT) {
test_fail( __FILE__, __LINE__,
"Failed to return PAPI_ENOEVNT on invalid event", retval );
}
/***********************************/
/* Test the EXAMPLE_ZERO event */
/***********************************/
retval = PAPI_create_eventset( &EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_create_eventset() failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_ZERO", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_ZERO not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) printf("Testing EXAMPLE_ZERO: %lld\n",values[0]);
if (values[0]!=0) {
test_fail( __FILE__, __LINE__, "Result should be 0!\n", 0);
}
retval = PAPI_cleanup_eventset(EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
retval = PAPI_destroy_eventset(&EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_destroy_eventset!\n", retval);
}
EventSet=PAPI_NULL;
/***********************************/
/* Test the EXAMPLE_CONSTANT event */
/***********************************/
retval = PAPI_create_eventset( &EventSet );
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_CONSTANT not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) printf("Testing EXAMPLE_CONSTANT: %lld\n",values[0]);
if (values[0]!=42) {
test_fail( __FILE__, __LINE__, "Result should be 42!\n", 0);
}
retval = PAPI_cleanup_eventset(EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
retval = PAPI_destroy_eventset(&EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_destroy_eventset!\n", retval);
}
EventSet=PAPI_NULL;
/***********************************/
/* Test the EXAMPLE_AUTOINC event */
/***********************************/
retval = PAPI_create_eventset( &EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_create_eventset() failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_AUTOINC", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_AUTOINC not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
if (!TESTS_QUIET) printf("Testing EXAMPLE_AUTOINC: ");
for(i=0;i<10;i++) {
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) printf("%lld ",values[0]);
if (values[0]!=i) {
test_fail( __FILE__, __LINE__, "Result wrong!\n", 0);
}
}
if (!TESTS_QUIET) printf("\n");
/***********************************/
/* Test multiple reads */
/***********************************/
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
for(i=0;i<10;i++) {
retval=PAPI_read( EventSet, values);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_read failed\n", retval);
}
if (!TESTS_QUIET) printf("%lld ",values[0]);
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) printf("%lld\n",values[0]);
// if (values[0]!=i) {
// test_fail( __FILE__, __LINE__, "Result wrong!\n", 0);
//}
/***********************************/
/* Test PAPI_reset() */
/***********************************/
retval = PAPI_reset( EventSet);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_reset() failed\n",retval );
}
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
retval = PAPI_reset( EventSet);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_reset() failed\n",retval );
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) printf("Testing EXAMPLE_AUTOINC after PAPI_reset(): %lld\n",
values[0]);
if (values[0]!=0) {
test_fail( __FILE__, __LINE__, "Result not zero!\n", 0);
}
retval = PAPI_cleanup_eventset(EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
retval = PAPI_destroy_eventset(&EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_destroy_eventset!\n", retval);
}
EventSet=PAPI_NULL;
/***********************************/
/* Test multiple events */
/***********************************/
if (!TESTS_QUIET) printf("Testing Multiple Events: ");
retval = PAPI_create_eventset( &EventSet );
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_CONSTANT not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_GLOBAL_AUTOINC", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_GLOBAL_AUTOINC not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_ZERO", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_ZERO not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) {
for(i=0;i<3;i++) {
printf("%lld ",values[i]);
}
printf("\n");
}
if (values[0]!=42) {
test_fail( __FILE__, __LINE__, "Result should be 42!\n", 0);
}
if (values[2]!=0) {
test_fail( __FILE__, __LINE__, "Result should be 0!\n", 0);
}
retval = PAPI_cleanup_eventset(EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
retval = PAPI_destroy_eventset(&EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_destroy_eventset!\n", retval);
}
EventSet=PAPI_NULL;
/***********************************/
/* Test writing to an event */
/***********************************/
if (!TESTS_QUIET) printf("Testing Write\n");
retval = PAPI_create_eventset( &EventSet );
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_CONSTANT not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_GLOBAL_AUTOINC", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_GLOBAL_AUTOINC not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_event_name_to_code("EXAMPLE_ZERO", &code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"EXAMPLE_ZERO not found\n",retval );
}
retval = PAPI_add_event( EventSet, code);
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_add_events failed\n", retval );
}
retval = PAPI_start( EventSet );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_start failed\n",retval );
}
retval = PAPI_read ( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_read failed\n",retval );
}
if (!TESTS_QUIET) {
printf("Before values: ");
for(i=0;i<3;i++) {
printf("%lld ",values[i]);
}
printf("\n");
}
values[0]=100;
values[1]=200;
values[2]=300;
retval = PAPI_write ( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__,
"PAPI_write failed\n",retval );
}
retval = PAPI_stop( EventSet, values );
if ( retval != PAPI_OK ) {
test_fail( __FILE__, __LINE__, "PAPI_stop failed\n", retval);
}
if (!TESTS_QUIET) {
printf("After values: ");
for(i=0;i<3;i++) {
printf("%lld ",values[i]);
}
printf("\n");
}
if (values[0]!=42) {
test_fail( __FILE__, __LINE__, "Result should be 42!\n", 0);
}
if (values[1]!=200) {
test_fail( __FILE__, __LINE__, "Result should be 200!\n", 0);
}
if (values[2]!=0) {
test_fail( __FILE__, __LINE__, "Result should be 0!\n", 0);
}
retval = PAPI_cleanup_eventset(EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_cleanup_eventset!\n", retval);
}
retval = PAPI_destroy_eventset(&EventSet);
if (retval != PAPI_OK) {
test_fail( __FILE__, __LINE__, "PAPI_destroy_eventset!\n", retval);
}
EventSet=PAPI_NULL;
/************/
/* All Done */
/************/
if (!TESTS_QUIET) printf("\n");
test_pass( __FILE__, NULL, 0 );
return 0;
}
static int
papi_internal_init(pmdaInterface *dp)
{
int ec;
int sts;
PAPI_event_info_t info;
char entry[PAPI_HUGE_STR_LEN+12]; // the length papi uses for the symbol name
unsigned int i = 0;
pmID pmid;
sts = sprintf(papi_version, "%d.%d.%d", PAPI_VERSION_MAJOR(PAPI_VERSION),
PAPI_VERSION_MINOR(PAPI_VERSION), PAPI_VERSION_REVISION(PAPI_VERSION));
if (sts < 0) {
__pmNotifyErr(LOG_ERR, "%s failed to create papi version metric.\n",pmProgname);
return PM_ERR_GENERIC;
}
if ((sts = __pmNewPMNS(&papi_tree)) < 0) {
__pmNotifyErr(LOG_ERR, "%s failed to create dynamic papi pmns: %s\n",
pmProgname, pmErrStr(sts));
papi_tree = NULL;
return PM_ERR_GENERIC;
}
number_of_counters = PAPI_num_counters();
if (number_of_counters < 0) {
__pmNotifyErr(LOG_ERR, "hardware does not support performance counters\n");
return PM_ERR_APPVERSION;
}
else if (number_of_counters == 0) {
__pmNotifyErr(LOG_WARNING, "no performance counters\n");
}
sts = PAPI_library_init(PAPI_VER_CURRENT);
if (sts != PAPI_VER_CURRENT) {
__pmNotifyErr(LOG_ERR, "PAPI_library_init error (%d)\n", sts);
return PM_ERR_GENERIC;
}
ec = PAPI_PRESET_MASK;
PAPI_enum_event(&ec, PAPI_ENUM_FIRST);
do {
if (PAPI_get_event_info(ec, &info) == PAPI_OK) {
if (info.count && PAPI_PRESET_ENUM_AVAIL) {
expand_papi_info(i);
memcpy(&papi_info[i].info, &info, sizeof(PAPI_event_info_t));
memcpy(&papi_info[i].papi_string_code, info.symbol + 5, strlen(info.symbol)-5);
snprintf(entry, sizeof(entry),"papi.system.%s", papi_info[i].papi_string_code);
pmid = pmid_build(dp->domain, CLUSTER_PAPI, i);
papi_info[i].pmid = pmid;
__pmAddPMNSNode(papi_tree, pmid, entry);
memset(&entry[0], 0, sizeof(entry));
papi_info[i].position = -1;
papi_info[i].metric_enabled = 0;
expand_values(i);
i++;
}
}
} while(PAPI_enum_event(&ec, 0) == PAPI_OK);
#if defined(HAVE_PAPI_DISABLED_COMP)
char *tokenized_string;
int number_of_components;
int component_id;
int native;
number_of_components = PAPI_num_components();
native = 0 | PAPI_NATIVE_MASK;
for (component_id = 0; component_id < number_of_components; component_id++) {
const PAPI_component_info_t *component;
component = PAPI_get_component_info(component_id);
if (component->disabled || (strcmp("perf_event", component->name)
&& strcmp("perf_event_uncore", component->name)))
continue;
sts = PAPI_enum_cmp_event (&native, PAPI_ENUM_FIRST, component_id);
if (sts == PAPI_OK)
do {
if (PAPI_get_event_info(native, &info) == PAPI_OK) {
char local_native_metric_name[PAPI_HUGE_STR_LEN] = "";
int was_tokenized = 0;
expand_papi_info(i);
memcpy(&papi_info[i].info, &info, sizeof(PAPI_event_info_t));
tokenized_string = strtok(info.symbol, "::: -");
while (tokenized_string != NULL) {
size_t remaining = sizeof(local_native_metric_name) -
strlen(local_native_metric_name) - 1;
if (remaining < 1)
break;
strncat(local_native_metric_name, tokenized_string, remaining);
was_tokenized = 1;
tokenized_string=strtok(NULL, "::: -");
if (tokenized_string) {
remaining = sizeof(local_native_metric_name) -
strlen(local_native_metric_name) - 1;
if (remaining < 1)
break;
strncat(local_native_metric_name, ".", remaining);
}
}
if (!was_tokenized) {
strncpy(papi_info[i].papi_string_code, info.symbol,
sizeof(papi_info[i].papi_string_code) - 1);
}
else {
strncpy(papi_info[i].papi_string_code,
local_native_metric_name,
sizeof(papi_info[i].papi_string_code) - 1);
}
snprintf(entry, sizeof(entry),"papi.system.%s", papi_info[i].papi_string_code);
pmid = pmid_build(dp->domain, CLUSTER_PAPI, i);
papi_info[i].pmid = pmid;
__pmAddPMNSNode(papi_tree, pmid, entry);
memset(&entry[0], 0, sizeof(entry));
papi_info[i].position = -1;
papi_info[i].metric_enabled = 0;
expand_values(i);
i++;
}
} while (PAPI_enum_cmp_event(&native, PAPI_ENUM_EVENTS, component_id) == PAPI_OK);
}
#endif
pmdaTreeRebuildHash(papi_tree, number_of_events);
/* Set one-time settings for all future EventSets. */
if ((sts = PAPI_set_domain(PAPI_DOM_ALL)) != PAPI_OK) {
handle_papi_error(sts, 0);
return PM_ERR_GENERIC;
}
if ((sts = PAPI_multiplex_init()) != PAPI_OK) {
handle_papi_error(sts, 0);
return PM_ERR_GENERIC;
}
sts = refresh_metrics(0);
if (sts != PAPI_OK)
return PM_ERR_GENERIC;
return 0;
}