diff options
| author |  Benoit Jacob <benoitjacob@google.com> | 2015-04-07 15:13:55 -0400 |
|---|---|---|
| committer | Benoit Jacob <benoitjacob@google.com> | 2015-04-07 15:13:55 -0400 |
| commit | d7f51feb0773cc3843ea8c29c605d4eea4bda4ac (patch) | |
| tree | 21b386ec5001be35f27dc8880f4beae8f6774c42 /Eigen | |
| parent | 0e9753c8dfffd8e20a445d3f150b8180c0815419 (diff) | |
bug #992: don't select a 3p GEMM path with non-vectorizable scalar types, this hits unsupported paths in symm/triangular products code
Diffstat (limited to 'Eigen')
| -rw-r--r-- | Eigen/src/Core/products/GeneralBlockPanelKernel.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Eigen/src/Core/products/GeneralBlockPanelKernel.h b/Eigen/src/Core/products/GeneralBlockPanelKernel.h index 428527820..2b4c1242f 100644 --- a/Eigen/src/Core/products/GeneralBlockPanelKernel.h +++ b/Eigen/src/Core/products/GeneralBlockPanelKernel.h @@ -380,11 +380,12 @@ public: nr = 4, // register block size along the M direction (currently, this one cannot be modified) + default_mr = (EIGEN_PLAIN_ENUM_MIN(16,NumberOfRegisters)/2/nr)*LhsPacketSize, #if defined(EIGEN_HAS_SINGLE_INSTRUCTION_MADD) && !defined(EIGEN_VECTORIZE_ALTIVEC) && !defined(EIGEN_VECTORIZE_VSX) // we assume 16 registers - mr = 3*LhsPacketSize, + mr = Vectorizable ? 3*LhsPacketSize : default_mr, #else - mr = (EIGEN_PLAIN_ENUM_MIN(16,NumberOfRegisters)/2/nr)*LhsPacketSize, + mr = default_mr, #endif LhsProgress = LhsPacketSize, |