Retro68/gcc/libgomp/testsuite/libgomp.c/simd-16.c
2014-09-21 19:33:12 +02:00

68 lines
1.6 KiB
C

/* { dg-do run } */
/* { dg-options "-O2 -std=c99" } */
/* { dg-additional-options "-msse2" { target sse2_runtime } } */
/* { dg-additional-options "-mavx" { target avx_runtime } } */
int
main ()
{
int b, c = 0;
b = 7;
#pragma omp simd linear(b:2) reduction(+:c)
for (int i = 0; i < 64; i++)
{
c = c + (b != 7 + 2 * i);
b = b + 2;
}
if (c || b != 7 + 64 * 2)
__builtin_abort ();
b = 7;
#pragma omp simd linear(b:3) reduction(+:c)
for (int i = 0; i < 64; i += 4)
{
c = c + (b != 7 + i / 4 * 3);
b = b + 3;
}
if (c || b != 7 + 16 * 3)
__builtin_abort ();
b = 7;
#pragma omp simd collapse (2) linear(b:2) reduction(+:c)
for (int i = 0; i < 8; i++)
for (int j = 0; j < 8; j++)
{
c = c + (b != 7 + 2 * j + 2 * 8 * i);
b = b + 2;
}
if (c || b != 7 + 64 * 2)
__builtin_abort ();
b = 7;
#pragma omp parallel for simd schedule (static, 4) linear(b:2) reduction(+:c)
for (int i = 0; i < 64; i++)
{
c = c + (b != 7 + 2 * i);
b = b + 2;
}
if (c || b != 7 + 64 * 2)
__builtin_abort ();
b = 7;
#pragma omp parallel for simd schedule (static, 4) linear(b:3) reduction(+:c)
for (int i = 0; i < 64; i += 4)
{
c = c + (b != 7 + i / 4 * 3);
b = b + 3;
}
if (c || b != 7 + 16 * 3)
__builtin_abort ();
b = 7;
#pragma omp parallel for simd collapse (2) schedule (static, 4) linear(b:2) reduction(+:c)
for (int i = 0; i < 8; i++)
for (int j = 0; j < 8; j++)
{
c = c + (b != 7 + 2 * j + 2 * 8 * i);
b = b + 2;
}
if (c || b != 7 + 64 * 2)
__builtin_abort ();
return 0;
}