[thirdparty/gcc.git] / libgomp / testsuite / libgomp.oacc-c-c++-common / pr85381-4.c

/* { dg-additional-options "-save-temps -w" } */
/* { dg-do run { target openacc_nvidia_accel_selected } }
   { dg-skip-if "" { *-*-* } { "*" } { "-O2" } } */

#define n 1024

int
main (void)
{
  #pragma acc parallel
  {
    #pragma acc loop worker
    for (int i = 0; i < n; i++)
      ;

    #pragma acc loop worker
    for (int i = 0; i < n; i++)
      ;
  }

  return 0;
}

/* Atm, %ntid.y is broadcast from one loop to the next, so there are 2 bar.syncs
   for that (the other two are there for the same reason as in pr85381-2.c).
   Todo: Recompute %ntid.y instead of broadcasting it. */
/* { dg-final { scan-assembler-times "bar.sync" 4 } } */
Commit	Line	Data
384c0d5e	1	/* { dg-additional-options "-save-temps -w" } */
	2	/* { dg-do run { target openacc_nvidia_accel_selected } }
	3	{ dg-skip-if "" { --* } { "" } { "-O2" } } /
	4
	5	#define n 1024
	6
	7	int
	8	main (void)
	9	{
	10	#pragma acc parallel
	11	{
	12	#pragma acc loop worker
	13	for (int i = 0; i < n; i++)
	14	;
	15
	16	#pragma acc loop worker
	17	for (int i = 0; i < n; i++)
	18	;
	19	}
	20
	21	return 0;
	22	}
	23
	24	/* Atm, %ntid.y is broadcast from one loop to the next, so there are 2 bar.syncs
	25	for that (the other two are there for the same reason as in pr85381-2.c).
	26	Todo: Recompute %ntid.y instead of broadcasting it. */
	27	/* { dg-final { scan-assembler-times "bar.sync" 4 } } */