Contributors: 1
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Alistair Popple |
268 |
100.00% |
1 |
100.00% |
| Total |
268 |
|
1 |
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Test basic matrix multiply assist (MMA) functionality if available.
*
* Copyright 2020, Alistair Popple, IBM Corp.
*/
#include <stdio.h>
#include <stdint.h>
#include "utils.h"
extern void test_mma(uint16_t (*)[8], uint16_t (*)[8], uint32_t (*)[4*4]);
static int mma(void)
{
int i;
int rc = 0;
uint16_t x[] = {1, 0, 2, 0, 3, 0, 4, 0};
uint16_t y[] = {1, 0, 2, 0, 3, 0, 4, 0};
uint32_t z[4*4];
uint32_t exp[4*4] = {1, 2, 3, 4,
2, 4, 6, 8,
3, 6, 9, 12,
4, 8, 12, 16};
SKIP_IF_MSG(!have_hwcap2(PPC_FEATURE2_ARCH_3_1), "Need ISAv3.1");
SKIP_IF_MSG(!have_hwcap2(PPC_FEATURE2_MMA), "Need MMA");
test_mma(&x, &y, &z);
for (i = 0; i < 16; i++) {
printf("MMA[%d] = %d ", i, z[i]);
if (z[i] == exp[i]) {
printf(" (Correct)\n");
} else {
printf(" (Incorrect)\n");
rc = 1;
}
}
return rc;
}
int main(int argc, char *argv[])
{
return test_harness(mma, "mma");
}