105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
|
#include <stdio.h>
|
||
|
|
#include <getopt.h>
|
||
|
|
#include <stdbool.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
#include "util.h"
|
||
|
|
#include "mat_mul.h"
|
||
|
|
|
||
|
|
static void print_help(const char* prog_name) {
|
||
|
|
printf("Usage: %s [-pvh] [-n num_iterations] M N K\n", prog_name);
|
||
|
|
printf("Options:\n");
|
||
|
|
printf(" -p : print matrix data. (default: off)\n");
|
||
|
|
printf(" -v : validate matrix multiplication. (default: off)\n");
|
||
|
|
printf(" -h : print this page.\n");
|
||
|
|
printf(" -t : number of threads (default: 1)\n");
|
||
|
|
printf(" -n : number of iterations (default: 1)\n");
|
||
|
|
printf(" M : number of rows of matrix A and C. (default: 8)\n");
|
||
|
|
printf(" N : number of columns of matrix B and C. (default: 8)\n");
|
||
|
|
printf(" K : number of columns of matrix A and rows of B. (default: 8)\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
static bool print_matrix = false;
|
||
|
|
static bool validation = false;
|
||
|
|
static int M = 8, N = 8, K = 8;
|
||
|
|
static int num_iterations = 1;
|
||
|
|
|
||
|
|
static void parse_opt(int argc, char **argv) {
|
||
|
|
int c;
|
||
|
|
while ((c = getopt(argc, argv, "pvht:n:")) != -1) {
|
||
|
|
switch (c) {
|
||
|
|
case 'p':
|
||
|
|
print_matrix = true;
|
||
|
|
break;
|
||
|
|
case 'v':
|
||
|
|
validation = true;
|
||
|
|
break;
|
||
|
|
case 'n':
|
||
|
|
num_iterations = atoi(optarg);
|
||
|
|
break;
|
||
|
|
case 'h':
|
||
|
|
default:
|
||
|
|
print_help(argv[0]);
|
||
|
|
exit(0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (int i = optind, j = 0; i < argc; ++i, ++j) {
|
||
|
|
switch (j) {
|
||
|
|
case 0: M = atoi(argv[i]); break;
|
||
|
|
case 1: N = atoi(argv[i]); break;
|
||
|
|
case 2: K = atoi(argv[i]); break;
|
||
|
|
default: break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
printf("Options:\n");
|
||
|
|
printf(" Problem size: M = %d, N = %d, K = %d\n", M, N, K);
|
||
|
|
printf(" Number of iterations: %d\n", num_iterations);
|
||
|
|
printf(" Print matrix: %s\n", print_matrix ? "on" : "off");
|
||
|
|
printf(" Validation: %s\n", validation ? "on" : "off");
|
||
|
|
printf("\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char **argv) {
|
||
|
|
parse_opt(argc, argv);
|
||
|
|
|
||
|
|
printf("Initializing... "); fflush(stdout);
|
||
|
|
float *A, *B, *C;
|
||
|
|
alloc_mat(&A, M, K);
|
||
|
|
alloc_mat(&B, K, N);
|
||
|
|
alloc_mat(&C, M, N);
|
||
|
|
rand_mat(A, M, K);
|
||
|
|
rand_mat(B, K, N);
|
||
|
|
printf("done!\n");
|
||
|
|
|
||
|
|
printf("Initializing OpenCL...\n"); fflush(stdout);
|
||
|
|
mat_mul_init(A, B, C, M, N, K);
|
||
|
|
|
||
|
|
double elapsed_time_sum = 0;
|
||
|
|
for (int i = 0; i < num_iterations; ++i) {
|
||
|
|
printf("Calculating...(iter=%d) ", i); fflush(stdout);
|
||
|
|
zero_mat(C, M, N);
|
||
|
|
timer_start(0);
|
||
|
|
mat_mul(A, B, C, M, N, K);
|
||
|
|
double elapsed_time = timer_stop(0);
|
||
|
|
printf("%f sec\n", elapsed_time);
|
||
|
|
elapsed_time_sum += elapsed_time;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (print_matrix) {
|
||
|
|
printf("MATRIX A:\n"); print_mat(A, M, K);
|
||
|
|
printf("MATRIX B:\n"); print_mat(B, K, N);
|
||
|
|
printf("MATRIX C:\n"); print_mat(C, M, N);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (validation) {
|
||
|
|
mat_mul_final(A, B, C, M, N, K);
|
||
|
|
check_mat_mul(A, B, C, M, N, K);
|
||
|
|
}
|
||
|
|
|
||
|
|
double elapsed_time_avg = elapsed_time_sum / num_iterations;
|
||
|
|
printf("Avg. time: %f sec\n", elapsed_time_avg);
|
||
|
|
printf("Avg. throughput: %f GFLOPS\n", 2.0 * M * N * K / elapsed_time_avg / 1e9);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|