Viewing file:  sse4_1-dpps-2.c (1.58 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-require-effective-target sse4 } */
/* { dg-options "-O2 -msse4.1" } */
#ifndef CHECK_H
#define CHECK_H "sse4_1-check.h"
#endif
#ifndef TEST
#define TEST sse4_1_test
#endif
#include CHECK_H
#include <smmintrin.h>
#include <string.h>
#define lmskN 0x00
#define lmsk0 0x01
#define lmsk1 0x02
#define lmsk2 0x04
#define lmsk3 0x08
#define lmsk01 0x03
#define lmsk02 0x05
#define lmsk03 0x09
#define lmsk12 0x06
#define lmsk13 0x0A
#define lmsk23 0x0C
#define lmskA 0x0F
#define hmskN 0x00
#define hmskA 0xF0
#define hmsk0 0x10
#define hmsk1 0x20
#define hmsk2 0x40
#define hmsk3 0x80
#define hmsk01 0x30
#define hmsk02 0x50
#define hmsk03 0x90
#define hmsk12 0x60
#define hmsk13 0xA0
#define hmsk23 0xC0
#ifndef HIMASK
#define HIMASK hmskA
#endif
#ifndef LOMASK
#define LOMASK lmskA
#endif
static void
TEST (void)
{
union
{
__m128 x;
float f[4];
} val1[16], val2[16], res[16], chk[16];
int i,j;
float tmp;
for (i = 0; i < 16; i++)
{
val1[i].f[0] = 2.;
val1[i].f[1] = 3.;
val1[i].f[2] = 4.;
val1[i].f[3] = 5.;
val2[i].f[0] = 10.;
val2[i].f[1] = 100.;
val2[i].f[2] = 1000.;
val2[i].f[3] = 10000.;
tmp = 0.;
for (j = 0; j < 4; j++)
if ((HIMASK & (0x10 << j)))
tmp += val1[i].f [j] * val2[i].f [j];
for (j = 0; j < 4; j++)
if ((LOMASK & (1 << j)))
chk[i].f[j] = tmp;
}
for (i = 0; i < 16; i++)
{
res[i].x = _mm_dp_ps (val1[i].x, val2[i].x, HIMASK | LOMASK);
if (memcmp (&res[i], &chk[i], sizeof (chk[i])))
abort ();
}
}
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