C++ (Cpp) pfm_get_impl_counters Examples

Example #1

File: showevtinfo.c Project: DanieleDeSensi/mammut

static void
show_event_info(char *name, unsigned int idx)
{
	pfmlib_regmask_t cnt, impl_cnt;
	char *desc;
	unsigned int n1, n2, i, c;
	int code, prev_code = 0, first = 1;
	int ret;

	pfm_get_event_counters(idx, &cnt);
	pfm_get_num_counters(&n2);
	pfm_get_impl_counters(&impl_cnt);

	n1 = n2;
	printf("#-----------------------------\n"
	       "Name     : %s\n",
	       name);

	pfm_get_event_description(idx, &desc);
 	printf("Desc     : %s\n", desc);
	free(desc);

	printf("Code     :");
	for (i=0; n1; i++) {
		if (pfm_regmask_isset(&impl_cnt, i))
			n1--;
		if (pfm_regmask_isset(&cnt, i)) {
		    pfm_get_event_code_counter(idx,i,&code);
		    if (first == 1 || code != prev_code) {
			    printf(" 0x%x", code);
		    	    first = 0;
		    }
		    prev_code = code;
		}
	}
	putchar('\n');

	n1 = n2;
	printf("Counters : [ ");
	for (i=0; n1; i++) {
		if (pfm_regmask_isset(&impl_cnt, i))
			n1--;
		if (pfm_regmask_isset(&cnt, i))
			printf("%d ", i);
	}
	puts("]");
	pfm_get_num_event_masks(idx, &n1);
	for (i = 0; i < n1; i++) {
		ret = pfm_get_event_mask_name(idx, i, name, max_len+1);
		if (ret != PFMLIB_SUCCESS)
			continue;
		pfm_get_event_mask_description(idx, i, &desc);
		pfm_get_event_mask_code(idx, i, &c);
		printf("Umask-%02u : 0x%02x : [%s] : %s\n", i, c, name, desc);
		free(desc);
	}
}

Example #2

File: pmapi-ppc64_events.c Project: tcreech/papi-4.0.0-64-solaris11.2

static int setup_preset_term(int *native, pfmlib_event_t *event)
{
    /* It seems this could be greatly simplified. If impl_cnt is non-zero,
	the event lives on a counter. Therefore the entire routine could be:
	if (impl_cnt!= 0) encode_native_event.
	Am I wrong?
    */
  pfmlib_regmask_t impl_cnt, evnt_cnt;
  unsigned int n;
  int j, ret;

  /* find out which counters it lives on */
  if ((ret = pfm_get_event_counters(event->event,&evnt_cnt)) != PFMLIB_SUCCESS)
    {
      PAPIERROR("pfm_get_event_counters(%d,%p): %s",event->event,&evnt_cnt,pfm_strerror(ret));
      return(PAPI_EBUG);
    }
  if ((ret = pfm_get_impl_counters(&impl_cnt)) != PFMLIB_SUCCESS)
    {
      PAPIERROR("pfm_get_impl_counters(%p): %s", &impl_cnt, pfm_strerror(ret));
      return(PAPI_EBUG);
    }

  /* Make sure this event lives on some counter, if so, put in the description. If not, BUG */
  if ((ret = pfm_get_num_counters(&n)) != PFMLIB_SUCCESS)
    {
      PAPIERROR("pfm_get_num_counters(%d): %s", n, pfm_strerror(ret));
      return(PAPI_EBUG);
    }

  for (j=0;n;j++)
    {
      if (pfm_regmask_isset(&impl_cnt, j))
	{
	  n--;
	  if (pfm_regmask_isset(&evnt_cnt,j))
	    {
	      *native = encode_native_event(event->event,event->num_masks,event->unit_masks);
	      return(PAPI_OK);
	    }
	}
    }

  PAPIERROR("PAPI preset 0x%08x PFM event %d did not have any available counters", event->event, j);
  return(PAPI_ENOEVNT);
}