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bug #992: don't select a 3p GEMM path with non-vectorizable scalar types, this hits unsupported paths in symm/triangular products code

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Benoit Jacob 2015-04-07 15:13:55 -04:00
parent 0e9753c8df
commit d7f51feb07
1 changed files with 3 additions and 2 deletions
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5
Eigen/src/Core/products/GeneralBlockPanelKernel.h
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@ -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,