diff options
Diffstat (limited to 'mt/an_matmul.c')
-rwxr-xr-x | mt/an_matmul.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/mt/an_matmul.c b/mt/an_matmul.c new file mode 100755 index 0000000..eb76ffa --- /dev/null +++ b/mt/an_matmul.c @@ -0,0 +1,40 @@ +#include "stdlib.h" + +#include "util.h" + +#include "dataset.h" +void __attribute__((noinline)) matmul(const int coreid, const int ncores, const int lda, const data_t A[], const data_t B[], data_t C[] ) +{ + + // ***************************** // + // **** ADD YOUR CODE HERE ***** // + int i, j, k, limit, end, kblock, iblock, r, jblock; + int tempA1; + int tempB1; + + limit = lda / ncores; + j = (coreid)*limit; + end = (coreid+1)*limit; + + kblock = 1; + iblock = 1; + jblock = 1; + for (; j < end; j+= jblock) + for ( k = 0; k < lda; k = k + kblock ) + { + r = j*lda + k; + tempA1 = A[r]; + + for ( i = 0; i < lda; i = i + iblock ) { + tempB1 = k*lda + i; + + C[i + j*lda] += tempA1*B[tempB1]; + + } + barrier(ncores); + } + // ***************************** // + // + // feel free to make a separate function for MI and MSI versions. + +} |