gcc/libgomp/testsuite/libgomp.oacc-c-c++-common/broadcast-1.c
Tom de Vries 2ba16fd2eb [nvptx] Fix neutering of bb with only cond jump
2018-04-05  Tom de Vries  <tom@codesourcery.com>

	PR target/85204
	* config/nvptx/nvptx.c (nvptx_single): Fix neutering of bb with only
	cond jump.

	* testsuite/libgomp.oacc-c-c++-common/broadcast-1.c: New test.

From-SVN: r259125
2018-04-05 08:36:37 +00:00

50 lines
787 B
C

/* Ensure that worker-vector state conditional expressions are
properly handled by the nvptx backend. */
#include <assert.h>
#include <math.h>
#define N 1024
int A[N][N] ;
void test(int x)
{
#pragma acc parallel num_gangs(16) num_workers(4) vector_length(32) copyout(A)
{
#pragma acc loop gang
for(int j=0;j<N;j++)
{
if (x==1)
{
#pragma acc loop worker vector
for(int i=0;i<N;i++)
A[i][j] = 1;
}
else
{
#pragma acc loop worker vector
for(int i=0;i<N;i++)
A[i][j] = -1;
}
}
}
}
int main(void)
{
test (0);
for (int i = 0; i < N; i++)
for (int j = 0; j < N; j++)
assert (A[i][j] == -1);
test (1);
for (int i = 0; i < N; i++)
for (int j = 0; j < N; j++)
assert (A[i][j] == 1);
return 0;
}