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/* { dg-do run } */
/* { dg-options "-O2 -msse" } */
#include "sse-check.h"
#ifdef DEBUG
#include <stdio.h>
#endif
#include <xmmintrin.h>
static void
__attribute__((noinline))
check (__m128 x, float *v, int j)
{
union
{
__m128 x;
float f[4];
} u;
unsigned int i;
u.x = x;
for (i = 0; i < sizeof (v) / sizeof (v[0]); i++)
if (i == j)
{
if (v[i] != u.f[i])
{
#ifdef DEBUG
printf ("%i: %f != %f\n", i, v[i], u.f[i]);
#endif
abort ();
}
}
else if (u.f[i] != 0)
{
#ifdef DEBUG
printf ("%i: %f != 0\n", i, u.f[i]);
#endif
abort ();
}
}
static void
__attribute__((noinline))
test (float *v)
{
__m128 x;
x = _mm_set_ps (0, 0, 0, v[0]);
check (x, v, 0);
x = _mm_set_ps (0, 0, v[1], 0);
check (x, v, 1);
x = _mm_set_ps (0, v[2], 0, 0);
check (x, v, 2);
x = _mm_set_ps (v[3], 0, 0, 0);
check (x, v, 3);
}
static void
sse_test (void)
{
float v[4] = { -3, 2, 1, 9 };
test (v);
}
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