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Vectorize more small product expressions by letting the general assignement logic decides on the sizes that are OK for vectorization.

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This commit is contained in:
Gael Guennebaud 2016-07-28 11:21:07 +02:00
parent cc2f6d68b1
commit a72752caac
1 changed files with 2 additions and 5 deletions
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7
Eigen/src/Core/ProductEvaluators.h
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@ -489,11 +489,8 @@ struct product_evaluator<Product<Lhs, Rhs, LazyProduct>, ProductTag, DenseShape,
SameType = is_same<typename LhsNestedCleaned::Scalar,typename RhsNestedCleaned::Scalar>::value,
CanVectorizeRhs = bool(RhsRowMajor) && (RhsFlags & PacketAccessBit)
&& (ColsAtCompileTime == Dynamic || ((ColsAtCompileTime % RhsVecPacketSize) == 0) ),
CanVectorizeLhs = (!LhsRowMajor) && (LhsFlags & PacketAccessBit)
&& (RowsAtCompileTime == Dynamic || ((RowsAtCompileTime % LhsVecPacketSize) == 0) ),
CanVectorizeRhs = bool(RhsRowMajor) && (RhsFlags & PacketAccessBit),
CanVectorizeLhs = (!LhsRowMajor) && (LhsFlags & PacketAccessBit),
EvalToRowMajor = (MaxRowsAtCompileTime==1&&MaxColsAtCompileTime!=1) ? 1
: (MaxColsAtCompileTime==1&&MaxRowsAtCompileTime!=1) ? 0