diff options
author | Gael Guennebaud <g.gael@free.fr> | 2013-11-25 15:20:31 +0100 |
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committer | Gael Guennebaud <g.gael@free.fr> | 2013-11-25 15:20:31 +0100 |
commit | 230f5c3aa91b843cf1864258386e3902ffb6370a (patch) | |
tree | a08684f118e1a38de8b910a32f2ee877eab1c445 /test/evaluators.cpp | |
parent | c550a0e6340e432c87351638561f5b96f32d5d89 (diff) |
Evaluator: introduce the main Assignment class, add call_assignment to bypass NoAlias and AssumeAliasing, and some bits of cleaning
Diffstat (limited to 'test/evaluators.cpp')
-rw-r--r-- | test/evaluators.cpp | 76 |
1 files changed, 75 insertions, 1 deletions
diff --git a/test/evaluators.cpp b/test/evaluators.cpp index e3922c1be..3fb0d9896 100644 --- a/test/evaluators.cpp +++ b/test/evaluators.cpp @@ -1,7 +1,81 @@ + +#ifndef EIGEN_ENABLE_EVALUATORS #define EIGEN_ENABLE_EVALUATORS +#endif + #include "main.h" -using internal::copy_using_evaluator; +namespace Eigen { + + template<typename DstXprType, typename SrcXprType> + EIGEN_STRONG_INLINE + DstXprType& copy_using_evaluator(const EigenBase<DstXprType> &dst, const SrcXprType &src) + { + call_assignment(dst.const_cast_derived(), src.derived(), internal::assign_op<typename DstXprType::Scalar>()); + return dst.const_cast_derived(); + } + + template<typename DstXprType, template <typename> class StorageBase, typename SrcXprType> + EIGEN_STRONG_INLINE + const DstXprType& copy_using_evaluator(const NoAlias<DstXprType, StorageBase>& dst, const SrcXprType &src) + { + call_assignment(dst, src.derived(), internal::assign_op<typename DstXprType::Scalar>()); + return dst.expression(); + } + + template<typename DstXprType, typename SrcXprType> + EIGEN_STRONG_INLINE + DstXprType& copy_using_evaluator(const PlainObjectBase<DstXprType> &dst, const SrcXprType &src) + { + #ifdef EIGEN_NO_AUTOMATIC_RESIZING + eigen_assert((dst.size()==0 || (IsVectorAtCompileTime ? (dst.size() == src.size()) + : (dst.rows() == src.rows() && dst.cols() == src.cols()))) + && "Size mismatch. Automatic resizing is disabled because EIGEN_NO_AUTOMATIC_RESIZING is defined"); + #else + dst.const_cast_derived().resizeLike(src.derived()); + #endif + + call_assignment(dst.const_cast_derived(), src.derived(), internal::assign_op<typename DstXprType::Scalar>()); + return dst.const_cast_derived(); + } + + template<typename DstXprType, typename SrcXprType> + void add_assign_using_evaluator(const DstXprType& dst, const SrcXprType& src) + { + typedef typename DstXprType::Scalar Scalar; + call_assignment(dst.const_cast_derived(), src.derived(), internal::add_assign_op<Scalar>()); + } + + template<typename DstXprType, typename SrcXprType> + void subtract_assign_using_evaluator(const DstXprType& dst, const SrcXprType& src) + { + typedef typename DstXprType::Scalar Scalar; + call_assignment(dst.const_cast_derived(), src.derived(), internal::sub_assign_op<Scalar>()); + } + + template<typename DstXprType, typename SrcXprType> + void multiply_assign_using_evaluator(const DstXprType& dst, const SrcXprType& src) + { + typedef typename DstXprType::Scalar Scalar; + call_assignment(dst.const_cast_derived(), src.derived(), internal::mul_assign_op<Scalar>()); + } + + template<typename DstXprType, typename SrcXprType> + void divide_assign_using_evaluator(const DstXprType& dst, const SrcXprType& src) + { + typedef typename DstXprType::Scalar Scalar; + call_assignment(dst.const_cast_derived(), src.derived(), internal::div_assign_op<Scalar>()); + } + + template<typename DstXprType, typename SrcXprType> + void swap_using_evaluator(const DstXprType& dst, const SrcXprType& src) + { + call_dense_swap_loop(dst.const_cast_derived(), src.const_cast_derived()); + } + +} + + using namespace std; #define VERIFY_IS_APPROX_EVALUATOR(DEST,EXPR) VERIFY_IS_APPROX(copy_using_evaluator(DEST,(EXPR)), (EXPR).eval()); |