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author | Henry Cook <hcook@eecs.berkeley.edu> | 2014-11-06 17:24:39 -0800 |
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committer | Henry Cook <hcook@eecs.berkeley.edu> | 2014-11-07 16:52:51 -0800 |
commit | d537de7deffa6036dab573ff174b7f8c8e470437 (patch) | |
tree | ddc921eb337cda4889570f0251bdba85059a2531 /mt/bs_matmul.c | |
parent | 5afc6b9bc2e3685220cffb3da66ad9f5f1f7b14f (diff) | |
download | riscv-tests-d537de7deffa6036dab573ff174b7f8c8e470437.zip riscv-tests-d537de7deffa6036dab573ff174b7f8c8e470437.tar.gz riscv-tests-d537de7deffa6036dab573ff174b7f8c8e470437.tar.bz2 |
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/bs_matmul.c')
-rwxr-xr-x | mt/bs_matmul.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/mt/bs_matmul.c b/mt/bs_matmul.c new file mode 100755 index 0000000..f80c7e1 --- /dev/null +++ b/mt/bs_matmul.c @@ -0,0 +1,26 @@ +#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[] ) +{ + int i,j,k,a,b,a1,a2,a3,c; + for (j=coreid; j<lda; j+=4*ncores){ + a=j*lda; + a1=(j+1*ncores)*lda; + a2=(j+2*ncores)*lda; + a3=(j+3*ncores)*lda; + for (k=0;k<lda; k++) + { + b = k*lda; + for (i=0;i<lda;i++){ + c = B[b+i]; + C[i+a]+=A[a+k]*c; + C[i+a1]+=A[a1+k]*c; + C[i+a2]+=A[a2+k]*c; + C[i+a3]+=A[a3+k]*c; +} +} +} +} |