int main(int argc, char* argv []) {
/* check argument count for a valid range */
if ( argc != 14 ) {
print_help();
return -1;
}
char* l_arch = NULL;
char* l_precision = NULL;
int l_m = 0;
int l_n = 0;
int l_k = 0;
int l_lda = 0;
int l_ldb = 0;
int l_ldc = 0;
int l_aligned_a = 0;
int l_aligned_c = 0;
int l_alpha = 0;
int l_beta = 0;
int l_single_precision = 0;
int l_prefetch = 0;
/* xgemm sizes */
l_m = atoi(argv[1]);
l_n = atoi(argv[2]);
l_k = atoi(argv[3]);
l_lda = atoi(argv[4]);
l_ldb = atoi(argv[5]);
l_ldc = atoi(argv[6]);
/* some sugar */
l_alpha = atoi(argv[7]);
l_beta = atoi(argv[8]);
l_aligned_a = atoi(argv[9]);
l_aligned_c = atoi(argv[10]);
/* arch specific stuff */
l_arch = argv[11];
l_precision = argv[13];
/* set value of prefetch flag */
if (strcmp("nopf", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_NONE;
}
else if (strcmp("pfsigonly", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_SIGNATURE;
}
else if (strcmp("BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_BL2_VIA_C;
}
else if (strcmp("curAL2", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2_AHEAD;
}
else if (strcmp("curAL2_BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2BL2_VIA_C_AHEAD;
}
else if (strcmp("AL2", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2;
}
else if (strcmp("AL2_BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2BL2_VIA_C;
}
else if (strcmp("AL2jpst", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2_JPST;
}
else if (strcmp("AL2jpst_BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2BL2_VIA_C_JPST;
}
else {
print_help();
return -1;
}
/* check value of arch flag */
if ( (strcmp(l_arch, "snb") != 0) &&
(strcmp(l_arch, "hsw") != 0) &&
(strcmp(l_arch, "knl") != 0) &&
(strcmp(l_arch, "skx") != 0) ) {
print_help();
return -1;
}
/* check and evaluate precison flag */
if ( strcmp(l_precision, "SP") == 0 ) {
l_single_precision = 1;
} else if ( strcmp(l_precision, "DP") == 0 ) {
l_single_precision = 0;
} else {
print_help();
return -1;
}
/* check alpha */
if ((l_alpha != -1) && (l_alpha != 1)) {
print_help();
return -1;
}
/* check beta */
if ((l_beta != 0) && (l_beta != 1)) {
print_help();
return -1;
}
libxsmm_xgemm_descriptor l_xgemm_desc;
if ( l_m < 0 ) { l_xgemm_desc.m = 0; } else { l_xgemm_desc.m = l_m; }
if ( l_n < 0 ) { l_xgemm_desc.n = 0; } else { l_xgemm_desc.n = l_n; }
if ( l_k < 0 ) { l_xgemm_desc.k = 0; } else { l_xgemm_desc.k = l_k; }
if ( l_lda < 0 ) { l_xgemm_desc.lda = 0; } else { l_xgemm_desc.lda = l_lda; }
if ( l_ldb < 0 ) { l_xgemm_desc.ldb = 0; } else { l_xgemm_desc.ldb = l_ldb; }
if ( l_ldc < 0 ) { l_xgemm_desc.ldc = 0; } else { l_xgemm_desc.ldc = l_ldc; }
l_xgemm_desc.alpha = l_alpha;
l_xgemm_desc.beta = l_beta;
l_xgemm_desc.trans_a = 'n';
l_xgemm_desc.trans_b = 'n';
if (l_aligned_a == 0) {
l_xgemm_desc.aligned_a = 0;
} else {
l_xgemm_desc.aligned_a = 1;
}
if (l_aligned_c == 0) {
l_xgemm_desc.aligned_c = 0;
} else {
l_xgemm_desc.aligned_c = 1;
}
l_xgemm_desc.single_precision = l_single_precision;
l_xgemm_desc.prefetch = l_prefetch;
/* init data structures */
double* l_a_d;
double* l_b_d;
double* l_c_d;
double* l_c_gold_d;
float* l_a_f;
float* l_b_f;
float* l_c_f;
float* l_c_gold_f;
if ( l_xgemm_desc.single_precision == 0 ) {
l_a_d = (double*)_mm_malloc(l_xgemm_desc.lda * l_xgemm_desc.k * sizeof(double), 64);
l_b_d = (double*)_mm_malloc(l_xgemm_desc.ldb * l_xgemm_desc.n * sizeof(double), 64);
l_c_d = (double*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(double), 64);
l_c_gold_d = (double*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(double), 64);
init_double(l_a_d, l_b_d, l_c_d, l_c_gold_d, &l_xgemm_desc);
} else {
l_a_f = (float*)_mm_malloc(l_xgemm_desc.lda * l_xgemm_desc.k * sizeof(float), 64);
l_b_f = (float*)_mm_malloc(l_xgemm_desc.ldb * l_xgemm_desc.n * sizeof(float), 64);
l_c_f = (float*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(float), 64);
l_c_gold_f = (float*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(float), 64);
init_float(l_a_f, l_b_f, l_c_f, l_c_gold_f, &l_xgemm_desc);
}
/* print some output... */
printf("------------------------------------------------\n");
printf("RUNNING (%ix%i) X (%ix%i) = (%ix%i)", l_xgemm_desc.m, l_xgemm_desc.k, l_xgemm_desc.k, l_xgemm_desc.n, l_xgemm_desc.m, l_xgemm_desc.n);
if ( l_xgemm_desc.single_precision == 0 ) {
printf(", DP\n");
} else {
printf(", SP\n");
}
printf("------------------------------------------------\n");
/* run C */
if ( l_xgemm_desc.single_precision == 0 ) {
run_gold_double( l_a_d, l_b_d, l_c_gold_d, &l_xgemm_desc );
} else {
run_gold_float( l_a_f, l_b_f, l_c_gold_f, &l_xgemm_desc );
}
/* run jit */
if ( l_xgemm_desc.single_precision == 0 ) {
run_jit_double( l_a_d, l_b_d, l_c_d, &l_xgemm_desc, l_arch );
} else {
run_jit_float( l_a_f, l_b_f, l_c_f, &l_xgemm_desc, l_arch );
}
/* test result */
if ( l_xgemm_desc.single_precision == 0 ) {
max_error_double( l_c_d, l_c_gold_d, &l_xgemm_desc );
} else {
max_error_float( l_c_f, l_c_gold_f, &l_xgemm_desc );
}
/* free */
if ( l_xgemm_desc.single_precision == 0 ) {
_mm_free(l_a_d);
_mm_free(l_b_d);
_mm_free(l_c_d);
_mm_free(l_c_gold_d);
} else {
_mm_free(l_a_f);
_mm_free(l_b_f);
_mm_free(l_c_f);
_mm_free(l_c_gold_f);
}
printf("------------------------------------------------\n");
return 0;
}
int main(int argc, char* argv []) {
char* l_arch = NULL;
char* l_precision = NULL;
int l_m = 0;
int l_n = 0;
int l_k = 0;
int l_lda = 0;
int l_ldb = 0;
int l_ldc = 0;
int l_aligned_a = 0;
int l_aligned_c = 0;
int l_alpha = 0;
int l_beta = 0;
int l_single_precision = 0;
libxsmm_prefetch_type l_prefetch = 0;
libxsmm_gemm_descriptor l_xgemm_desc;
/* init data structures */
double* l_a_d;
double* l_b_d;
double* l_c_d;
double* l_c_gold_d;
float* l_a_f;
float* l_b_f;
float* l_c_f;
float* l_c_gold_f;
/* check argument count for a valid range */
if ( argc != 15 ) {
print_help();
return -1;
}
/* xgemm sizes */
l_m = atoi(argv[1]);
l_n = atoi(argv[2]);
l_k = atoi(argv[3]);
l_lda = atoi(argv[4]);
l_ldb = atoi(argv[5]);
l_ldc = atoi(argv[6]);
/* some sugar */
l_alpha = atoi(argv[7]);
l_beta = atoi(argv[8]);
l_aligned_a = atoi(argv[9]);
l_aligned_c = atoi(argv[10]);
/* arch specific stuff */
l_arch = argv[11];
l_precision = argv[13];
g_jit_code_reps = atoi(argv[14]);
/* set value of prefetch flag */
if (strcmp("nopf", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_NONE;
}
else if (strcmp("pfsigonly", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_SIGONLY;
}
else if (strcmp("BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_BL2_VIA_C;
}
else if (strcmp("curAL2", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2_AHEAD;
}
else if (strcmp("curAL2_BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2BL2_VIA_C_AHEAD;
}
else if (strcmp("AL2", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2;
}
else if (strcmp("AL2_BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2BL2_VIA_C;
}
else if (strcmp("AL2jpst", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2_JPST;
}
else if (strcmp("AL2jpst_BL2viaC", argv[12]) == 0) {
l_prefetch = LIBXSMM_PREFETCH_AL2BL2_VIA_C_JPST;
}
else {
print_help();
return -1;
}
/* check value of arch flag */
if ( (strcmp(l_arch, "snb") != 0) &&
(strcmp(l_arch, "hsw") != 0) &&
(strcmp(l_arch, "knl") != 0) &&
(strcmp(l_arch, "skx") != 0) ) {
print_help();
return -1;
}
/* check and evaluate precison flag */
if ( strcmp(l_precision, "SP") == 0 ) {
l_single_precision = 1;
} else if ( strcmp(l_precision, "DP") == 0 ) {
l_single_precision = 0;
} else {
print_help();
return -1;
}
/* check alpha */
if ((l_alpha != 1)) {
print_help();
return -1;
}
/* check beta */
if ((l_beta != 0) && (l_beta != 1)) {
print_help();
return -1;
}
LIBXSMM_GEMM_DESCRIPTOR(l_xgemm_desc, 1,
(0 == l_single_precision ? 0 : LIBXSMM_GEMM_FLAG_F32PREC)
| (0 != l_aligned_a ? LIBXSMM_GEMM_FLAG_ALIGN_A : 0)
| (0 != l_aligned_c ? LIBXSMM_GEMM_FLAG_ALIGN_C : 0),
l_m, l_n, l_k, l_lda, l_ldb, l_ldc,
l_alpha, l_beta, l_prefetch);
if ( l_single_precision == 0 ) {
l_a_d = (double*)_mm_malloc(l_xgemm_desc.lda * l_xgemm_desc.k * sizeof(double), 64);
l_b_d = (double*)_mm_malloc(l_xgemm_desc.ldb * l_xgemm_desc.n * sizeof(double), 64);
l_c_d = (double*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(double), 64);
l_c_gold_d = (double*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(double), 64);
init_double(l_a_d, l_b_d, l_c_d, l_c_gold_d, &l_xgemm_desc);
} else {
l_a_f = (float*)_mm_malloc(l_xgemm_desc.lda * l_xgemm_desc.k * sizeof(float), 64);
l_b_f = (float*)_mm_malloc(l_xgemm_desc.ldb * l_xgemm_desc.n * sizeof(float), 64);
l_c_f = (float*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(float), 64);
l_c_gold_f = (float*)_mm_malloc(l_xgemm_desc.ldc * l_xgemm_desc.n * sizeof(float), 64);
init_float(l_a_f, l_b_f, l_c_f, l_c_gold_f, &l_xgemm_desc);
}
/* print some output... */
printf("------------------------------------------------\n");
printf("RUNNING (%ix%i) X (%ix%i) = (%ix%i)", l_xgemm_desc.m, l_xgemm_desc.k, l_xgemm_desc.k, l_xgemm_desc.n, l_xgemm_desc.m, l_xgemm_desc.n);
if ( l_single_precision == 0 ) {
printf(", DP\n");
} else {
printf(", SP\n");
}
printf("------------------------------------------------\n");
/* run C */
if ( l_single_precision == 0 ) {
run_gold_double( l_a_d, l_b_d, l_c_gold_d, &l_xgemm_desc );
} else {
run_gold_float( l_a_f, l_b_f, l_c_gold_f, &l_xgemm_desc );
}
/* run jit */
if ( l_single_precision == 0 ) {
run_jit_double( l_a_d, l_b_d, l_c_d, l_m, l_n, l_k, l_prefetch, l_arch );
} else {
run_jit_float( l_a_f, l_b_f, l_c_f, l_m, l_n, l_k, l_prefetch, l_arch );
}
/* test result */
if ( l_single_precision == 0 ) {
max_error_double( l_c_d, l_c_gold_d, &l_xgemm_desc );
} else {
max_error_float( l_c_f, l_c_gold_f, &l_xgemm_desc );
}
/* free */
if ( l_single_precision == 0 ) {
_mm_free(l_a_d);
_mm_free(l_b_d);
_mm_free(l_c_d);
_mm_free(l_c_gold_d);
} else {
_mm_free(l_a_f);
_mm_free(l_b_f);
_mm_free(l_c_f);
_mm_free(l_c_gold_f);
}
printf("------------------------------------------------\n");
return 0;
}