Viewing file:  avx512bw-vpalignr-2.c (1.68 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-do run } */
/* { dg-options "-O2 -mavx512bw" } */
/* { dg-require-effective-target avx512bw } */
#define AVX512BW
#include "avx512f-helper.h"
#include <string.h>
#define SIZE (AVX512F_LEN / 8)
#include "avx512f-mask-type.h"
#define N 0x3
void
CALC (char *src1, char *src2, char * dst)
{
/* result for EVEX.U1.512 version consists from 4 result block, each of them
* has length of 128 bits. */
unsigned block_len = 16;
unsigned double_block_len = 32;
unsigned shift = 0;
char buf[double_block_len];
char *bout = dst;
int bits, i;
for (bits = 0; bits < AVX512F_LEN; bits += 128)
{
memcpy (&buf[0], src2 + shift, block_len);
memcpy (&buf[block_len], src1 + shift, block_len);
for (i = 0; i < block_len; i++)
/* shift counts larger than 32 produces zero result. */
if (N >= 32 || N + i >= 32)
bout[i] = 0;
else
bout[i] = buf[N + i];
shift += block_len;
bout += block_len;
}
}
void
TEST (void)
{
UNION_TYPE (AVX512F_LEN, i_b) s1, s2, res1, res2, res3;
MASK_TYPE mask = MASK_VALUE;
char res_ref[SIZE];
int i;
for (i = 0; i < SIZE; i++)
{
s1.a[i] = i;
s2.a[i] = i * 2;
res2.a[i] = DEFAULT_VALUE;
}
res1.x = INTRINSIC (_alignr_epi8) (s1.x, s2.x, N);
res2.x = INTRINSIC (_mask_alignr_epi8) (res2.x, mask, s1.x, s2.x, N);
res3.x = INTRINSIC (_maskz_alignr_epi8) (mask, s1.x, s2.x, N);
CALC (s1.a, s2.a, res_ref);
if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
abort ();
MASK_MERGE (i_b) (res_ref, mask, SIZE);
if (UNION_CHECK (AVX512F_LEN, i_b) (res2, res_ref))
abort ();
MASK_ZERO (i_b) (res_ref, mask, SIZE);
if (UNION_CHECK (AVX512F_LEN, i_b) (res3, res_ref))
abort ();
}
|
