Viewing file:  xop-vpermil2ps-256-1.c (1.49 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { 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 3
#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;
union256 source1, source2, u;
union256i_d source3;
float s1[8]={1, 2, 3, 4, 5, 6, 7, 8};
float s2[8]={9, 10, 11, 12, 13, 14, 15, 16};
int s3[8]={11, 2, 3, 15, 5, 12, 7, 8};
float e[8];
source1.x = _mm256_loadu_ps(s1);
source2.x = _mm256_loadu_ps(s2);
source3.x = _mm256_loadu_si256((__m256i*) s3);
u.x = _mm256_permute2_ps(source1.x, source2.x, source3.x, ZERO_MATCH);
for (i = 0; i < 8; ++i) {
e[i] = sel_and_condzerosp(&s1[i & 0x4], &s2[i & 0x4], s3[i] & 0xf, ZERO_MATCH & 0x3);
}
if (check_union256(u, e))
abort ();
}
|
