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| author | wernsaar <wernsaar@googlemail.com> | 2014-07-15 14:41:35 +0200 |
|---|---|---|
| committer | wernsaar <wernsaar@googlemail.com> | 2014-07-15 14:41:35 +0200 |
| commit | d286daa2ba4a6461b0e587592459db6765d3745b (patch) | |
| tree | 4b07d5abde6e8cc56ca1cc6696cb9b3e15ec0273 /interface/gemm.c | |
| parent | bcb115b55b92b75d862d743629b29ac0b84d2fd0 (diff) | |
| download | openblas-d286daa2ba4a6461b0e587592459db6765d3745b.tar.gz openblas-d286daa2ba4a6461b0e587592459db6765d3745b.tar.bz2 openblas-d286daa2ba4a6461b0e587592459db6765d3745b.zip | |
adjusted number of threads for small size
Diffstat (limited to 'interface/gemm.c')
| -rw-r--r-- | interface/gemm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/interface/gemm.c b/interface/gemm.c index 07fea153c..74908e842 100644 --- a/interface/gemm.c +++ b/interface/gemm.c @@ -405,11 +405,11 @@ void CNAME(enum CBLAS_ORDER order, enum CBLAS_TRANSPOSE TransA, enum CBLAS_TRANS #ifndef COMPLEX double MNK = (double) args.m * (double) args.n * (double) args.k; - if ( MNK <= (1024.0 * (double) GEMM_MULTITHREAD_THRESHOLD) ) + if ( MNK <= (16.0 * 1024.0 * (double) GEMM_MULTITHREAD_THRESHOLD) ) nthreads_max = 1; else { - if ( MNK <= (65536.0 * (double) GEMM_MULTITHREAD_THRESHOLD) ) + if ( MNK <= (2.0 * 65536.0 * (double) GEMM_MULTITHREAD_THRESHOLD) ) { nthreads_max = 4; if ( args.m < 16 * GEMM_MULTITHREAD_THRESHOLD ) |