Viewing file:  amxint8-dpbuud-2.c (1.54 KB) -rw-r--r--
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/* { dg-do run { target { ! ia32 } } } */
/* { dg-require-effective-target amx_tile } */
/* { dg-require-effective-target amx_int8 } */
/* { dg-options "-O2 -mamx-tile -mamx-int8" } */
#include <immintrin.h>
#define AMX_INT8
#define DO_TEST test_amx_int8_dpbuud
void test_amx_int8_dpbuud ();
#include "amx-check.h"
/* Init tile buffer with int32 value*/
void init_i32_max_tile_buffer (uint8_t *buf)
{
int i, j;
int *ptr = (int *)buf;
for (i = 0; i < 16; i++)
for (j = 0; j < 16; j++)
ptr[i * 16 + j] = 2 * i - (16 - j);
}
void calc_matrix_dpbuud (__tile *dst, __tile *src1, __tile *src2)
{
uint8_t *src1_buf = (uint8_t *)src1->buf;
uint8_t *src2_buf = (uint8_t *)src2->buf;
int *dst_buf = (int *)dst->buf;
int M = src1->rows;
int N = src1->colsb / 4;
int K = src2->colsb / 4;
int i, j, k, t;
for (i = 0; i < M; i++)
for (j = 0; j < N; j++)
for (k = 0; k < K; k++)
for (t = 0; t < 4; t++)
{
dst_buf[i * N + k] +=
((unsigned) src1_buf[i * 4 * N + 4 * j + t]) *
((unsigned) src2_buf[j * 4 * K + 4 * k + t]);
}
}
void test_amx_int8_dpbuud ()
{
__tilecfg_u cfg;
__tile dst, dst_ref, src1, src2;
uint8_t tmp_dst_buf[1024];
init_i32_max_tile_buffer (tmp_dst_buf);
init_tile_config (&cfg);
init_tile_reg_and_src_with_buffer (1, dst, tmp_dst_buf);
init_tile_reg_and_src (2, src1);
init_tile_reg_and_src (3, src2);
calc_matrix_dpbuud (&dst, &src1, &src2);
_tile_dpbuud (1, 2, 3);
_tile_stored (1, dst_ref.buf, _STRIDE);
if (!check_tile_register (&dst_ref, &dst))
abort();
}
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