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Move CoeffReadCost mechanism to evaluators

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This commit is contained in:
Gael Guennebaud
2014-03-10 23:24:40 +01:00
parent 354bd8a428
commit da6ec81282
27 changed files with 321 additions and 120 deletions
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15
Eigen/src/Core/TriangularMatrix.h
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@@ -32,7 +32,9 @@ template<typename Derived> class TriangularBase : public EigenBase<Derived>
enum {
Mode = internal::traits<Derived>::Mode,
#ifndef EIGEN_TEST_EVALUATORS
CoeffReadCost = internal::traits<Derived>::CoeffReadCost,
#endif
RowsAtCompileTime = internal::traits<Derived>::RowsAtCompileTime,
ColsAtCompileTime = internal::traits<Derived>::ColsAtCompileTime,
MaxRowsAtCompileTime = internal::traits<Derived>::MaxRowsAtCompileTime,
@@ -174,8 +176,11 @@ struct traits<TriangularView<MatrixType, _Mode> > : traits<MatrixType>
typedef typename MatrixType::PlainObject DenseMatrixType;
enum {
Mode = _Mode,
Flags = (MatrixTypeNestedCleaned::Flags & (HereditaryBits | LvalueBit) & (~(PacketAccessBit | DirectAccessBit | LinearAccessBit))) | Mode,
Flags = (MatrixTypeNestedCleaned::Flags & (HereditaryBits | LvalueBit) & (~(PacketAccessBit | DirectAccessBit | LinearAccessBit))) | Mode
#ifndef EIGEN_TEST_EVALUATORS
,
CoeffReadCost = MatrixTypeNestedCleaned::CoeffReadCost
#endif
};
};
}
@@ -1141,10 +1146,6 @@ public:
template<int Mode, bool SetOpposite, typename DstXprType, typename SrcXprType, typename Functor>
void call_triangular_assignment_loop(const DstXprType& dst, const SrcXprType& src, const Functor &func)
{
#ifdef EIGEN_DEBUG_ASSIGN
// TODO these traits should be computed from information provided by the evaluators
internal::copy_using_evaluator_traits<DstXprType, SrcXprType>::debug();
#endif
eigen_assert(dst.rows() == src.rows() && dst.cols() == src.cols());
typedef typename evaluator<DstXprType>::type DstEvaluatorType;
@@ -1159,8 +1160,8 @@ void call_triangular_assignment_loop(const DstXprType& dst, const SrcXprType& sr
enum {
unroll = DstXprType::SizeAtCompileTime != Dynamic
&& internal::traits<SrcXprType>::CoeffReadCost != Dynamic
&& DstXprType::SizeAtCompileTime * internal::traits<SrcXprType>::CoeffReadCost / 2 <= EIGEN_UNROLLING_LIMIT
&& SrcEvaluatorType::CoeffReadCost != Dynamic
&& DstXprType::SizeAtCompileTime * SrcEvaluatorType::CoeffReadCost / 2 <= EIGEN_UNROLLING_LIMIT
};
triangular_assignment_loop<Kernel, Mode, unroll ? int(DstXprType::SizeAtCompileTime) : Dynamic, SetOpposite>::run(kernel);