diff options
Diffstat (limited to 'mt/cy_matmul.c')
| -rw-r--r-- | mt/cy_matmul.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/mt/cy_matmul.c b/mt/cy_matmul.c new file mode 100644 index 0000000..b0713cd --- /dev/null +++ b/mt/cy_matmul.c @@ -0,0 +1,108 @@ +#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[] )
+{
+ if(coreid > 1) return; + static __thread int i, j, k;
+ static __thread data_t tempA0, tempA1, tempA2, tempA3, tempA4, tempA5, tempA6, tempA7;
+ static __thread data_t tempC0, tempC1, tempC2, tempC3, tempC4, tempC5, tempC6, tempC7, tempC8, tempC9, tempC10, tempC11, tempC12, tempC13, tempC14, tempC15;
+
+ static __thread int start, end, jStride, jToRow, jToCol;
+ static data_t A1[1024], B1[1024];;
+
+ start = coreid << 9;
+ end = ((ncores == 1) ? 2 :(coreid+1)) << 9;
+ jStride = 8;
+
+ if (coreid == 0) {
+ for (j=start; j < end; j+=jStride) {
+ jToRow = (j>>5)<<5;
+ jToCol = j%32;
+ tempC0 = 0;
+ tempC1 = 0;
+ tempC2 = 0;
+ tempC3 = 0;
+ tempC4 = 0;
+ tempC5 = 0;
+ tempC6 = 0;
+ tempC7 = 0;
+ for ( i=0; i < lda; i+=2 ) {
+ tempA0 = A[i + jToRow];
+ tempA1 = A[i+1 + jToRow];
+ tempC0 += tempA0 * B[(jToCol ) + (i<<5)];
+ tempC1 += tempA0 * B[(jToCol+1 ) + (i<<5)];
+ tempC2 += tempA0 * B[(jToCol+2 ) + (i<<5)];
+ tempC3 += tempA0 * B[(jToCol+3 ) + (i<<5)];
+ tempC4 += tempA0 * B[(jToCol+4 ) + (i<<5)];
+ tempC5 += tempA0 * B[(jToCol+5 ) + (i<<5)];
+ tempC6 += tempA0 * B[(jToCol+6 ) + (i<<5)];
+ tempC7 += tempA0 * B[(jToCol+7 ) + (i<<5)];
+ tempC0 += tempA1 * B[(jToCol ) + ((i+1)<<5)];
+ tempC1 += tempA1 * B[(jToCol+1 ) + ((i+1)<<5)];
+ tempC2 += tempA1 * B[(jToCol+2 ) + ((i+1)<<5)];
+ tempC3 += tempA1 * B[(jToCol+3 ) + ((i+1)<<5)];
+ tempC4 += tempA1 * B[(jToCol+4 ) + ((i+1)<<5)];
+ tempC5 += tempA1 * B[(jToCol+5 ) + ((i+1)<<5)];
+ tempC6 += tempA1 * B[(jToCol+6 ) + ((i+1)<<5)];
+ tempC7 += tempA1 * B[(jToCol+7 ) + ((i+1)<<5)];
+ }
+ C[j] =tempC0;
+ C[j + 1 ]=tempC1;
+ C[j + 2 ]=tempC2;
+ C[j + 3 ]=tempC3;
+ C[j + 4 ]=tempC4;
+ C[j + 5 ]=tempC5;
+ C[j + 6 ]=tempC6;
+ C[j + 7 ]=tempC7;
+ }
+ }
+ else {
+ for (i = 0; i < 1024; i++) {
+ A1[i] = A[i];
+ B1[i] = B[i];
+ }
+ for (j=start; j < end; j+=jStride) {
+ jToRow = (j>>5)<<5;
+ jToCol = j%32;
+ tempC0 = 0;
+ tempC1 = 0;
+ tempC2 = 0;
+ tempC3 = 0;
+ tempC4 = 0;
+ tempC5 = 0;
+ tempC6 = 0;
+ tempC7 = 0;
+ for ( i=0; i < lda; i+=2 ) {
+ tempA0 = A1[i + jToRow];
+ tempA1 = A1[i+1 + jToRow];
+ tempC0 += tempA0 * B1[(jToCol ) + (i<<5)];
+ tempC1 += tempA0 * B1[(jToCol+1 ) + (i<<5)];
+ tempC2 += tempA0 * B1[(jToCol+2 ) + (i<<5)];
+ tempC3 += tempA0 * B1[(jToCol+3 ) + (i<<5)];
+ tempC4 += tempA0 * B1[(jToCol+4 ) + (i<<5)];
+ tempC5 += tempA0 * B1[(jToCol+5 ) + (i<<5)];
+ tempC6 += tempA0 * B1[(jToCol+6 ) + (i<<5)];
+ tempC7 += tempA0 * B1[(jToCol+7 ) + (i<<5)];
+ tempC0 += tempA1 * B1[(jToCol ) + ((i+1)<<5)];
+ tempC1 += tempA1 * B1[(jToCol+1 ) + ((i+1)<<5)];
+ tempC2 += tempA1 * B1[(jToCol+2 ) + ((i+1)<<5)];
+ tempC3 += tempA1 * B1[(jToCol+3 ) + ((i+1)<<5)];
+ tempC4 += tempA1 * B1[(jToCol+4 ) + ((i+1)<<5)];
+ tempC5 += tempA1 * B1[(jToCol+5 ) + ((i+1)<<5)];
+ tempC6 += tempA1 * B1[(jToCol+6 ) + ((i+1)<<5)];
+ tempC7 += tempA1 * B1[(jToCol+7 ) + ((i+1)<<5)];
+ }
+ C[j] =tempC0;
+ C[j + 1 ]=tempC1;
+ C[j + 2 ]=tempC2;
+ C[j + 3 ]=tempC3;
+ C[j + 4 ]=tempC4;
+ C[j + 5 ]=tempC5;
+ C[j + 6 ]=tempC6;
+ C[j + 7 ]=tempC7;
+ }
+ }
+}
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