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Gemv microoptimization

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(cherry picked from commit d1b03fb5c91dcf0e48555bba8387201a0b1425d9)
This commit is contained in:
Charles Schlosser 2023-11-20 17:26:39 +00:00
parent 7c6020e424
commit 23886fd7db
1 changed files with 3 additions and 3 deletions
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6
Eigen/src/Core/products/GeneralMatrixVector.h
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@ -359,9 +359,9 @@ EIGEN_DEVICE_FUNC EIGEN_DONT_INLINE void general_matrix_vector_product<Index,Lhs
HasQuarter = (int)ResPacketSizeQuarter < (int)ResPacketSizeHalf HasQuarter = (int)ResPacketSizeQuarter < (int)ResPacketSizeHalf
}; };
const Index fullColBlockEnd = LhsPacketSize * (cols / LhsPacketSize); const Index fullColBlockEnd = cols & (-LhsPacketSize);
const Index halfColBlockEnd = LhsPacketSizeHalf * (cols / LhsPacketSizeHalf); const Index halfColBlockEnd = cols & (-LhsPacketSizeHalf);
const Index quarterColBlockEnd = LhsPacketSizeQuarter * (cols / LhsPacketSizeQuarter); const Index quarterColBlockEnd = cols & (-LhsPacketSizeQuarter);
Index i=0; Index i=0;
for(; i<n8; i+=8) for(; i<n8; i+=8)