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authorHenry Cook <hcook@eecs.berkeley.edu>2014-11-06 17:24:39 -0800
committerHenry Cook <hcook@eecs.berkeley.edu>2014-11-07 16:52:51 -0800
commitd537de7deffa6036dab573ff174b7f8c8e470437 (patch)
treeddc921eb337cda4889570f0251bdba85059a2531 /mt/at_matmul.c
parent5afc6b9bc2e3685220cffb3da66ad9f5f1f7b14f (diff)
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Clean up canonical mt benchmarks and reorganize extra versions in /mt. All versions support support at least 1/2/4 threads.
Diffstat (limited to 'mt/at_matmul.c')
-rwxr-xr-xmt/at_matmul.c164
1 files changed, 164 insertions, 0 deletions
diff --git a/mt/at_matmul.c b/mt/at_matmul.c
new file mode 100755
index 0000000..1e4eeb3
--- /dev/null
+++ b/mt/at_matmul.c
@@ -0,0 +1,164 @@
+#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 ***** //
+ // ***************************** //
+ //
+ // feel free to make a separate function for MI and MSI versions.
+
+ int i, j, k;
+
+ /*547287
+ for ( i = coreid*lda/ncores; i < (coreid+1)*lda/ncores; i++ )
+ {
+ for ( j = 0; j < lda; j++ )
+ {
+ int aIndex = j*lda;
+ int cIndex = i + aIndex;
+ C[cIndex] += A[aIndex] * B[i];
+ C[cIndex] += A[aIndex + 1] * B[1*lda + i];
+ C[cIndex] += A[aIndex + 2] * B[2*lda + i];
+ C[cIndex] += A[aIndex + 3] * B[3*lda + i];
+ C[cIndex] += A[aIndex + 4] * B[4*lda + i];
+ C[cIndex] += A[aIndex + 5] * B[5*lda + i];
+ C[cIndex] += A[aIndex + 6] * B[6*lda + i];
+ C[cIndex] += A[aIndex + 7] * B[7*lda + i];
+ C[cIndex] += A[aIndex + 8] * B[8*lda + i];
+ C[cIndex] += A[aIndex + 9] * B[9*lda + i];
+ C[cIndex] += A[aIndex + 10] * B[10*lda + i];
+ C[cIndex] += A[aIndex + 11] * B[11*lda + i];
+ C[cIndex] += A[aIndex + 12] * B[12*lda + i];
+ C[cIndex] += A[aIndex + 13] * B[13*lda + i];
+ C[cIndex] += A[aIndex + 14] * B[14*lda + i];
+ C[cIndex] += A[aIndex + 15] * B[15*lda + i];
+ C[cIndex] += A[aIndex + 16] * B[16*lda + i];
+ C[cIndex] += A[aIndex + 17] * B[17*lda + i];
+ C[cIndex] += A[aIndex + 18] * B[18*lda + i];
+ C[cIndex] += A[aIndex + 19] * B[19*lda + i];
+ C[cIndex] += A[aIndex + 20] * B[20*lda + i];
+ C[cIndex] += A[aIndex + 21] * B[21*lda + i];
+ C[cIndex] += A[aIndex + 22] * B[22*lda + i];
+ C[cIndex] += A[aIndex + 23] * B[23*lda + i];
+ C[cIndex] += A[aIndex + 24] * B[24*lda + i];
+ C[cIndex] += A[aIndex + 25] * B[25*lda + i];
+ C[cIndex] += A[aIndex + 26] * B[26*lda + i];
+ C[cIndex] += A[aIndex + 27] * B[27*lda + i];
+ C[cIndex] += A[aIndex + 28] * B[28*lda + i];
+ C[cIndex] += A[aIndex + 29] * B[29*lda + i];
+ C[cIndex] += A[aIndex + 30] * B[30*lda + i];
+ C[cIndex] += A[aIndex + 31] * B[31*lda + i];
+ }
+ }
+ */
+
+ //492827
+ /* for ( i = coreid*lda/ncores; i < (coreid+1)*lda/ncores; i++ )
+ {
+ for ( j = 0; j < lda; j++ )
+ {
+
+ int aIndex = j*lda;
+ int cIndex = i + aIndex;
+ for ( k = 0; k < lda; k++)
+ {
+ C[cIndex] += A[aIndex + k] * B[k*lda + i];
+ /* C[cIndex] += A[aIndex + k+1] * B[(k+1)*lda + i];
+ C[cIndex] += A[aIndex + k+2] * B[(k+2)*lda + i];
+ C[cIndex] += A[aIndex + k+3] * B[(k+3)*lda + i];
+ C[cIndex] += A[aIndex + k+4] * B[(k+4)*lda + i];
+ C[cIndex] += A[aIndex + k+5] * B[(k+5)*lda + i];
+ C[cIndex] += A[aIndex + k+6] * B[(k+6)*lda + i];
+ C[cIndex] += A[aIndex + k+7] * B[(k+7)*lda + i];
+ C[cIndex] += A[aIndex + k+8] * B[(k+8)*lda + i];
+ C[cIndex] += A[aIndex + k+9] * B[(k+9)*lda + i];
+ C[cIndex] += A[aIndex + k+10] * B[(k+10)*lda + i];
+ C[cIndex] += A[aIndex + k+11] * B[(k+11)*lda + i];
+ C[cIndex] += A[aIndex + k+12] * B[(k+12)*lda + i];
+ C[cIndex] += A[aIndex + k+13] * B[(k+13)*lda + i];
+ C[cIndex] += A[aIndex + k+14] * B[(k+14)*lda + i];
+ C[cIndex] += A[aIndex + k+15] * B[(k+15)*lda + i];*/
+ /* }
+ }
+ }*/
+ /*
+ //326378
+ data_t bTrans[1024];
+
+ for (int counti = 0; counti < 32; counti++) {
+ for (int countj = 0; countj < 32; countj++) {
+ *(bTrans + counti + countj*lda) = *(B + countj + counti*lda);
+ }
+ }
+
+
+ int BLOCKSIZE = 8;
+ for ( i = 0; i < lda; i+=BLOCKSIZE )
+ {
+ for ( int iTemp = i; iTemp < i + BLOCKSIZE; iTemp++ ) {
+ int iFlag = iTemp*lda;
+ for ( j = coreid*lda/ncores; j < (coreid+1)*lda/ncores; j++ ) {
+ int jFlag = j*lda;
+ int cLoc = jFlag+iTemp;
+ for ( k = 0; k < lda; k+=8) {
+ *(C+cLoc) += *(A+jFlag+k) * *(bTrans+iFlag+k);
+ *(C+cLoc) += *(A+jFlag+k+1) * *(bTrans+iFlag+k+1);
+ *(C+cLoc) += *(A+jFlag+k+2) * *(bTrans+iFlag+k+2);
+ *(C+cLoc) += *(A+jFlag+k+3) * *(bTrans+iFlag+k+3);
+ *(C+cLoc) += *(A+jFlag+k+4) * *(bTrans+iFlag+k+4);
+ *(C+cLoc) += *(A+jFlag+k+5) * *(bTrans+iFlag+k+5);
+ *(C+cLoc) += *(A+jFlag+k+6) * *(bTrans+iFlag+k+6);
+ *(C+cLoc) += *(A+jFlag+k+7) * *(bTrans+iFlag+k+7);
+ }
+ }
+ }
+ }*/
+ data_t bTrans[1024];
+
+ for (int counti = 0; counti < 32; counti++) {
+ for (int countj = 0; countj < 32; countj++) {
+ *(bTrans + counti + countj*lda) = *(B + countj + counti*lda);
+ }
+ }
+
+
+ int BLOCKSIZE = 8;
+ for ( j = 0; j < lda; j++ )
+ {
+ //for ( int jTemp = j; jTemp < j + BLOCKSIZE; jTemp++ ) {
+ int jFlag = j*lda;
+ for ( i = coreid*lda/ncores; i < (coreid+1)*lda/ncores; i+=BLOCKSIZE ) {
+ for ( int iTemp = i; iTemp < i + BLOCKSIZE; iTemp++ ) {
+
+ int iFlag = iTemp*lda;
+ int cLoc = jFlag+iTemp;
+ for ( k = 0; k < lda; k+=16) {
+ *(C+cLoc) += *(A+jFlag+k) * *(bTrans+iFlag+k);
+ *(C+cLoc) += *(A+jFlag+k+1) * *(bTrans+iFlag+k+1);
+ *(C+cLoc) += *(A+jFlag+k+2) * *(bTrans+iFlag+k+2);
+ *(C+cLoc) += *(A+jFlag+k+3) * *(bTrans+iFlag+k+3);
+ *(C+cLoc) += *(A+jFlag+k+4) * *(bTrans+iFlag+k+4);
+ *(C+cLoc) += *(A+jFlag+k+5) * *(bTrans+iFlag+k+5);
+ *(C+cLoc) += *(A+jFlag+k+6) * *(bTrans+iFlag+k+6);
+ *(C+cLoc) += *(A+jFlag+k+7) * *(bTrans+iFlag+k+7);
+ *(C+cLoc) += *(A+jFlag+k+8) * *(bTrans+iFlag+k+8);
+ *(C+cLoc) += *(A+jFlag+k+9) * *(bTrans+iFlag+k+9);
+ *(C+cLoc) += *(A+jFlag+k+10) * *(bTrans+iFlag+k+10);
+ *(C+cLoc) += *(A+jFlag+k+11) * *(bTrans+iFlag+k+11);
+ *(C+cLoc) += *(A+jFlag+k+12) * *(bTrans+iFlag+k+12);
+ *(C+cLoc) += *(A+jFlag+k+13) * *(bTrans+iFlag+k+13);
+ *(C+cLoc) += *(A+jFlag+k+14) * *(bTrans+iFlag+k+14);
+ *(C+cLoc) += *(A+jFlag+k+15) * *(bTrans+iFlag+k+15);
+ }
+ }
+ }
+ //}
+ }
+
+
+}