GitHub-Proxy/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2025-08-11 19:29:02 +08:00
Code Issues Packages Projects Releases Wiki Activity

Some cleaning in evaluators

Browse Source
This commit is contained in:
Gael Guennebaud 2015-10-08 15:22:04 +02:00
parent e30bc89190
commit 5cc7251188
2 changed files with 13 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Eigen/src/Core/AssignEvaluator.h
View File

@ -311,7 +311,6 @@ struct dense_assignment_loop<Kernel, DefaultTraversal, CompleteUnrolling>
template<typename Kernel>
struct dense_assignment_loop<Kernel, DefaultTraversal, InnerUnrolling>
{
typedef typename Kernel::StorageIndex StorageIndex;
EIGEN_DEVICE_FUNC static EIGEN_STRONG_INLINE void run(Kernel &kernel)
{
typedef typename Kernel::DstEvaluatorType::XprType DstXprType;
@ -392,7 +391,6 @@ struct dense_assignment_loop<Kernel, LinearVectorizedTraversal, NoUnrolling>
template<typename Kernel>
struct dense_assignment_loop<Kernel, LinearVectorizedTraversal, CompleteUnrolling>
{
typedef typename Kernel::StorageIndex StorageIndex;
EIGEN_DEVICE_FUNC static EIGEN_STRONG_INLINE void run(Kernel &kernel)
{
typedef typename Kernel::DstEvaluatorType::XprType DstXprType;
@ -438,7 +436,6 @@ struct dense_assignment_loop<Kernel, InnerVectorizedTraversal, CompleteUnrolling
template<typename Kernel>
struct dense_assignment_loop<Kernel, InnerVectorizedTraversal, InnerUnrolling>
{
typedef typename Kernel::StorageIndex StorageIndex;
EIGEN_DEVICE_FUNC static EIGEN_STRONG_INLINE void run(Kernel &kernel)
{
typedef typename Kernel::DstEvaluatorType::XprType DstXprType;
@ -545,7 +542,6 @@ public:
typedef DstEvaluatorTypeT DstEvaluatorType;
typedef SrcEvaluatorTypeT SrcEvaluatorType;
typedef typename DstEvaluatorType::Scalar Scalar;
typedef typename DstEvaluatorType::StorageIndex StorageIndex;
typedef copy_using_evaluator_traits<DstEvaluatorTypeT, SrcEvaluatorTypeT, Functor> AssignmentTraits;
typedef typename AssignmentTraits::PacketType PacketType;

26
Eigen/src/Core/CoreEvaluators.h
View File

@ -98,9 +98,6 @@ struct evaluator<const T>
template<typename ExpressionType>
struct evaluator_base : public noncopyable
{
// FIXME is it really usefull?
typedef typename traits<ExpressionType>::StorageIndex StorageIndex;
// TODO that's not very nice to have to propagate all these traits. They are currently only needed to handle outer,inner indices.
typedef traits<ExpressionType> ExpressionTraits;
@ -636,13 +633,16 @@ struct evaluator<Map<PlainObjectType, MapOptions, StrideType> >
HasNoStride = HasNoInnerStride && HasNoOuterStride,
IsDynamicSize = PlainObjectType::SizeAtCompileTime==Dynamic,
PacketAlignment = unpacket_traits<PacketScalar>::alignment,
KeepsPacketAccess = bool(HasNoInnerStride)
&& ( bool(IsDynamicSize)
|| HasNoOuterStride
|| ( OuterStrideAtCompileTime!=Dynamic
&& ((static_cast<int>(sizeof(Scalar))*OuterStrideAtCompileTime) % PacketAlignment)==0 ) ),
// FIXME I don't get the code below, in particular why outer-stride-at-compile-time should have any effect on PacketAccessBit...
// Let's remove the code below for 3.4 if no issue occur
// PacketAlignment = unpacket_traits<PacketScalar>::alignment,
// KeepsPacketAccess = bool(HasNoInnerStride)
// && ( bool(IsDynamicSize)
// || HasNoOuterStride
// || ( OuterStrideAtCompileTime!=Dynamic
// && ((static_cast<int>(sizeof(Scalar))*OuterStrideAtCompileTime) % PacketAlignment)==0 ) ),
KeepsPacketAccess = bool(HasNoInnerStride),
Flags0 = evaluator<PlainObjectType>::Flags,
Flags1 = (bool(HasNoStride) || bool(PlainObjectType::IsVectorAtCompileTime))
? int(Flags0) : int(Flags0 & ~LinearAccessBit),
@ -825,14 +825,14 @@ struct block_evaluator<ArgType, BlockRows, BlockCols, InnerPanel, /* HasDirectAc
EIGEN_DEVICE_FUNC explicit block_evaluator(const XprType& block)
: mapbase_evaluator<XprType, typename XprType::PlainObject>(block)
{
// FIXME this should be an internal assertion
// TODO: for the 3.3 release, this should be turned to an internal assertion, but let's keep it as is for the beta lifetime
eigen_assert(((size_t(block.data()) % EIGEN_PLAIN_ENUM_MAX(1,evaluator<XprType>::Alignment)) == 0) && "data is not aligned");
}
};
// -------------------- Select --------------------
// TODO shall we introduce a ternary_evaluator?
// NOTE shall we introduce a ternary_evaluator?
// TODO enable vectorization for Select
template<typename ConditionMatrixType, typename ThenMatrixType, typename ElseMatrixType>
@ -957,7 +957,7 @@ struct unary_evaluator<Replicate<ArgType, RowFactor, ColFactor> >
}
protected:
const ArgTypeNested m_arg; // FIXME is it OK to store both the argument and its evaluator?? (we have the same situation in evaluator_product)
const ArgTypeNested m_arg;
evaluator<ArgTypeNestedCleaned> m_argImpl;
const variable_if_dynamic<Index, ArgType::RowsAtCompileTime> m_rows;
const variable_if_dynamic<Index, ArgType::ColsAtCompileTime> m_cols;