Intel Cilk Plus -- Example #3 (multiplication table 16x16)

exmpl3.cpp

#include <stdio.h>
#include <cstdlib>
#include <cilk/cilk.h>
#include <iostream>

/* ex: set tabstop=8 softtabstop=4 expandtab: */

int main(int argc, char* argv[])
{
#define N 16
#define M 16
    int (* a)[N]  = (int (*)[N]) _mm_malloc(N * M * sizeof(int), 64);
    cilk_for(int j = 0; j < N; j++) {
        a[0][j] = j + 1;
    }
    cilk_for(int i = 1; i < M; i++) {
        a[i][:] = a[0][:];
    }
    for(int i = 1; i < M; i++) {
        a[i][:] += a[i - 1][:];
    }
    for(int i = 0; i < M; i++) {
        for(int j = 0; j < N; j++) {
            printf("%4d ", a[i][j]);
        }
        std::cout << std::endl;
    }
    _mm_free(a);
}