diff options
Diffstat (limited to 'mt/am_matmul.c')
-rwxr-xr-x | mt/am_matmul.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/mt/am_matmul.c b/mt/am_matmul.c new file mode 100755 index 0000000..a5622fe --- /dev/null +++ b/mt/am_matmul.c @@ -0,0 +1,64 @@ +#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[] ) +{ + size_t i, j, k, l; + int row,row2, column, column2, column3, column4, column5, column6, column7, column8; + size_t max_dim = 32*32; + data_t element, element2, element3, element4, element5, element6, element7, element8; + data_t temp_mat[32]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; + data_t temp_mat2[32]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; + //for (i=coreid*max_dim/ncores; i<(max_dim/ncores+coreid*max_dim/ncores); i+=8){ + for (l=coreid*32/ncores; l<32*(1+coreid)/ncores; l+=2){ + row=l*32; + row2=(l+1)*32; + for (i=0; i<lda; i+=4){ + element = A[row+i]; + element2 = A[row+i+1]; + element3 = A[row+i+2]; + element4 = A[row+i+3]; + element5 = A[row2+i]; + element6 = A[row2+i+1]; + element7 = A[row2+i+2]; + element8 = A[row2+i+3]; + column=i*32; + column2=(i+1)*32; + column3=(i+2)*32; + column4=(i+3)*32; + for (j=0; j<32; j+=4){ + temp_mat[j]+=element*B[column+j]+element2*B[column2+j]+element3*B[column3+j]+element4*B[column4+j]; + temp_mat[j+1]+=element*B[column+j+1]+element2*B[column2+j+1]+element3*B[column3+j+1]+element4*B[column4+j+1]; + temp_mat[j+2]+=element*B[column+j+2]+element2*B[column2+j+2]+element3*B[column3+j+2]+element4*B[column4+j+2]; + temp_mat[j+3]+=element*B[column+j+3]+element2*B[column2+j+3]+element3*B[column3+j+3]+element4*B[column4+j+3]; + temp_mat2[j]+=element5*B[column+j]+element6*B[column2+j]+element7*B[column3+j]+element8*B[column4+j]; + temp_mat2[j+1]+=element5*B[column+j+1]+element6*B[column2+j+1]+element7*B[column3+j+1]+element8*B[column4+j+1]; + temp_mat2[j+2]+=element5*B[column+j+2]+element6*B[column2+j+2]+element7*B[column3+j+2]+element8*B[column4+j+2]; + temp_mat2[j+3]+=element5*B[column+j+3]+element6*B[column2+j+3]+element7*B[column3+j+3]+element8*B[column4+j+3]; + } + /*if (i==28){ + for(k=0; k<32; k++){ + C[row+k]=temp_mat[k]; + C[row2+k]=temp_mat2[k]; + temp_mat[k]=0; + temp_mat2[k]=0; + } + }*/ + } + for(k=0; k<32; k++){ + C[row+k]=temp_mat[k]; + C[row2+k]=temp_mat2[k]; + temp_mat[k]=0; + temp_mat2[k]=0; + } + } + + // ***************************** // + // **** ADD YOUR CODE HERE ***** // + // ***************************** // + // + // feel free to make a separate function for MI and MSI versions. + +} |