Viewing file:  xop-vpermil2ps-1.c (1.44 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-require-effective-target xop } */
/* { dg-options "-O2 -mxop" } */
#include "xop-check.h"
#include <x86intrin.h>
#ifndef ZERO_MATCH
#define ZERO_MATCH 1
#endif
static float
select2sp(float *src1, float *src2, int sel)
{
float tmp;
if ((sel & 0x7) == 0) tmp = src1[0];
if ((sel & 0x7) == 1) tmp = src1[1];
if ((sel & 0x7) == 2) tmp = src1[2];
if ((sel & 0x7) == 3) tmp = src1[3];
if ((sel & 0x7) == 4) tmp = src2[0];
if ((sel & 0x7) == 5) tmp = src2[1];
if ((sel & 0x7) == 6) tmp = src2[2];
if ((sel & 0x7) == 7) tmp = src2[3];
return tmp;
}
static float
sel_and_condzerosp(float *src1, float *src2, int sel, int imm8)
{
float tmp;
tmp = select2sp(src1, src2, sel & 0x7);
if (((imm8 & 0x3) == 2) && ((sel & 0x8) == 0x8)) tmp = 0;
if (((imm8 & 0x3) == 3) && ((sel & 0x8) == 0x0)) tmp = 0;
return tmp;
}
void static
xop_test ()
{
int i;
union128 source1, source2, u;
union128i_d source3;
float s1[4] = {1, 2, 3, 4};
float s2[4] = {5, 6, 7, 8};
int s3[4] = {0, 1, 0, 1};
float e[4];
source1.x = _mm_loadu_ps(s1);
source2.x = _mm_loadu_ps(s2);
source3.x = _mm_loadu_si128((__m128i*) s3);
u.x = _mm_permute2_ps(source1.x, source2.x, source3.x, ZERO_MATCH);
for (i = 0; i < 4; ++i) {
e[i] = sel_and_condzerosp(&s1[i & 0x4], &s2[i & 0x4], s3[i] & 0xf, ZERO_MATCH & 0x3);
}
if (check_union128 (u, e))
abort ();
}
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