change the value of Dynamic to -1, since the index type is now configurable.

remove EIGEN_ENUM_MIN/MAX, implement new macros instead
This commit is contained in:
Benoit Jacob 2010-06-11 07:56:50 -04:00
parent 52e8c42a00
commit bdd7c6c88a
33 changed files with 171 additions and 99 deletions

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@ -89,8 +89,10 @@ struct ei_any_unroller<Derived, Dynamic>
template<typename Derived> template<typename Derived>
inline bool DenseBase<Derived>::all() const inline bool DenseBase<Derived>::all() const
{ {
const bool unroll = SizeAtCompileTime * (CoeffReadCost + NumTraits<Scalar>::AddCost) const bool unroll = SizeAtCompileTime != Dynamic
<= EIGEN_UNROLLING_LIMIT; && CoeffReadCost != Dynamic
&& NumTraits<Scalar>::AddCost != Dynamic
&& SizeAtCompileTime * (CoeffReadCost + NumTraits<Scalar>::AddCost) <= EIGEN_UNROLLING_LIMIT;
if(unroll) if(unroll)
return ei_all_unroller<Derived, return ei_all_unroller<Derived,
unroll ? int(SizeAtCompileTime) : Dynamic unroll ? int(SizeAtCompileTime) : Dynamic
@ -113,8 +115,10 @@ inline bool DenseBase<Derived>::all() const
template<typename Derived> template<typename Derived>
inline bool DenseBase<Derived>::any() const inline bool DenseBase<Derived>::any() const
{ {
const bool unroll = SizeAtCompileTime * (CoeffReadCost + NumTraits<Scalar>::AddCost) const bool unroll = SizeAtCompileTime != Dynamic
<= EIGEN_UNROLLING_LIMIT; && CoeffReadCost != Dynamic
&& NumTraits<Scalar>::AddCost != Dynamic
&& SizeAtCompileTime * (CoeffReadCost + NumTraits<Scalar>::AddCost) <= EIGEN_UNROLLING_LIMIT;
if(unroll) if(unroll)
return ei_any_unroller<Derived, return ei_any_unroller<Derived,
unroll ? int(SizeAtCompileTime) : Dynamic unroll ? int(SizeAtCompileTime) : Dynamic

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@ -58,7 +58,7 @@ struct ei_traits<Select<ConditionMatrixType, ThenMatrixType, ElseMatrixType> >
MaxColsAtCompileTime = ConditionMatrixType::MaxColsAtCompileTime, MaxColsAtCompileTime = ConditionMatrixType::MaxColsAtCompileTime,
Flags = (unsigned int)ThenMatrixType::Flags & ElseMatrixType::Flags & HereditaryBits, Flags = (unsigned int)ThenMatrixType::Flags & ElseMatrixType::Flags & HereditaryBits,
CoeffReadCost = ei_traits<typename ei_cleantype<ConditionMatrixNested>::type>::CoeffReadCost CoeffReadCost = ei_traits<typename ei_cleantype<ConditionMatrixNested>::type>::CoeffReadCost
+ EIGEN_ENUM_MAX(ei_traits<typename ei_cleantype<ThenMatrixNested>::type>::CoeffReadCost, + EIGEN_SIZE_MAX(ei_traits<typename ei_cleantype<ThenMatrixNested>::type>::CoeffReadCost,
ei_traits<typename ei_cleantype<ElseMatrixNested>::type>::CoeffReadCost) ei_traits<typename ei_cleantype<ElseMatrixNested>::type>::CoeffReadCost)
}; };
}; };

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@ -65,7 +65,8 @@ private:
&& (DstIsAligned || MaxSizeAtCompileTime == Dynamic), && (DstIsAligned || MaxSizeAtCompileTime == Dynamic),
/* If the destination isn't aligned, we have to do runtime checks and we don't unroll, /* If the destination isn't aligned, we have to do runtime checks and we don't unroll,
so it's only good for large enough sizes. */ so it's only good for large enough sizes. */
MaySliceVectorize = MightVectorize && DstHasDirectAccess && int(InnerMaxSize)>=3*PacketSize MaySliceVectorize = MightVectorize && DstHasDirectAccess
&& (int(InnerMaxSize)==Dynamic || int(InnerMaxSize)>=3*PacketSize)
/* slice vectorization can be slow, so we only want it if the slices are big, which is /* slice vectorization can be slow, so we only want it if the slices are big, which is
indicated by InnerMaxSize rather than InnerSize, think of the case of a dynamic block indicated by InnerMaxSize rather than InnerSize, think of the case of a dynamic block
in a fixed-size matrix */ in a fixed-size matrix */
@ -86,8 +87,12 @@ public:
private: private:
enum { enum {
UnrollingLimit = EIGEN_UNROLLING_LIMIT * (Vectorized ? int(PacketSize) : 1), UnrollingLimit = EIGEN_UNROLLING_LIMIT * (Vectorized ? int(PacketSize) : 1),
MayUnrollCompletely = int(Derived::SizeAtCompileTime) * int(OtherDerived::CoeffReadCost) <= int(UnrollingLimit), MayUnrollCompletely = int(Derived::SizeAtCompileTime) != Dynamic
MayUnrollInner = int(InnerSize) * int(OtherDerived::CoeffReadCost) <= int(UnrollingLimit) && int(OtherDerived::CoeffReadCost) != Dynamic
&& int(Derived::SizeAtCompileTime) * int(OtherDerived::CoeffReadCost) <= int(UnrollingLimit),
MayUnrollInner = int(InnerSize) != Dynamic
&& int(OtherDerived::CoeffReadCost) != Dynamic
&& int(InnerSize) * int(OtherDerived::CoeffReadCost) <= int(UnrollingLimit)
}; };
public: public:

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@ -138,9 +138,8 @@ class BandMatrix : public EigenBase<BandMatrix<_Scalar,Rows,Cols,Supers,Subs,Opt
DiagonalSize = (RowsAtCompileTime==Dynamic || ColsAtCompileTime==Dynamic) DiagonalSize = (RowsAtCompileTime==Dynamic || ColsAtCompileTime==Dynamic)
? Dynamic ? Dynamic
: (ActualIndex<0 : (ActualIndex<0
// we handled Dynamic already, so can use EIGEN_ENUM_MIN safely here. ? EIGEN_SIZE_MIN(ColsAtCompileTime, RowsAtCompileTime + ActualIndex)
? EIGEN_ENUM_MIN(ColsAtCompileTime, RowsAtCompileTime + ActualIndex) : EIGEN_SIZE_MIN(RowsAtCompileTime, ColsAtCompileTime - ActualIndex))
: EIGEN_ENUM_MIN(RowsAtCompileTime, ColsAtCompileTime - ActualIndex))
}; };
typedef Block<DataType,1, DiagonalSize> BuildType; typedef Block<DataType,1, DiagonalSize> BuildType;
typedef typename ei_meta_if<Conjugate, typedef typename ei_meta_if<Conjugate,

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@ -50,9 +50,12 @@ struct ei_traits<CwiseUnaryView<ViewOp, MatrixType> >
Flags = (ei_traits<_MatrixTypeNested>::Flags & (HereditaryBits | LinearAccessBit | DirectAccessBit)), Flags = (ei_traits<_MatrixTypeNested>::Flags & (HereditaryBits | LinearAccessBit | DirectAccessBit)),
CoeffReadCost = ei_traits<_MatrixTypeNested>::CoeffReadCost + ei_functor_traits<ViewOp>::Cost, CoeffReadCost = ei_traits<_MatrixTypeNested>::CoeffReadCost + ei_functor_traits<ViewOp>::Cost,
MatrixTypeInnerStride = ei_inner_stride_at_compile_time<MatrixType>::ret, MatrixTypeInnerStride = ei_inner_stride_at_compile_time<MatrixType>::ret,
// need to cast the sizeof's from size_t to int explicitly, otherwise:
// "error: no integral type can represent all of the enumerator values
InnerStrideAtCompileTime = MatrixTypeInnerStride == Dynamic InnerStrideAtCompileTime = MatrixTypeInnerStride == Dynamic
? Dynamic ? int(Dynamic)
: MatrixTypeInnerStride * sizeof(typename ei_traits<MatrixType>::Scalar) / sizeof(Scalar), : int(MatrixTypeInnerStride)
* int(sizeof(typename ei_traits<MatrixType>::Scalar) / sizeof(Scalar)),
OuterStrideAtCompileTime = ei_outer_stride_at_compile_time<MatrixType>::ret OuterStrideAtCompileTime = ei_outer_stride_at_compile_time<MatrixType>::ret
}; };
}; };

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@ -512,15 +512,12 @@ class DenseStorageBase : public ei_dense_xpr_base<Derived>::type
{ {
EIGEN_STATIC_ASSERT((EIGEN_IMPLIES(MaxRowsAtCompileTime==1 && MaxColsAtCompileTime!=1, (Options&RowMajor)==RowMajor) EIGEN_STATIC_ASSERT((EIGEN_IMPLIES(MaxRowsAtCompileTime==1 && MaxColsAtCompileTime!=1, (Options&RowMajor)==RowMajor)
&& EIGEN_IMPLIES(MaxColsAtCompileTime==1 && MaxRowsAtCompileTime!=1, (Options&RowMajor)==0) && EIGEN_IMPLIES(MaxColsAtCompileTime==1 && MaxRowsAtCompileTime!=1, (Options&RowMajor)==0)
&& (RowsAtCompileTime >= MaxRowsAtCompileTime) && ((RowsAtCompileTime == Dynamic) || (RowsAtCompileTime >= 0))
&& (ColsAtCompileTime >= MaxColsAtCompileTime) && ((ColsAtCompileTime == Dynamic) || (ColsAtCompileTime >= 0))
&& (MaxRowsAtCompileTime >= 0) && ((MaxRowsAtCompileTime == Dynamic) || (MaxRowsAtCompileTime >= 0))
&& (MaxColsAtCompileTime >= 0) && ((MaxColsAtCompileTime == Dynamic) || (MaxColsAtCompileTime >= 0))
&& (RowsAtCompileTime <= Dynamic)
&& (ColsAtCompileTime <= Dynamic)
&& (MaxRowsAtCompileTime == RowsAtCompileTime || RowsAtCompileTime==Dynamic) && (MaxRowsAtCompileTime == RowsAtCompileTime || RowsAtCompileTime==Dynamic)
&& (MaxColsAtCompileTime == ColsAtCompileTime || ColsAtCompileTime==Dynamic) && (MaxColsAtCompileTime == ColsAtCompileTime || ColsAtCompileTime==Dynamic)
&& ((MaxRowsAtCompileTime==Dynamic?1:MaxRowsAtCompileTime)*(MaxColsAtCompileTime==Dynamic?1:MaxColsAtCompileTime)<Dynamic)
&& (Options & (DontAlign|RowMajor)) == Options), && (Options & (DontAlign|RowMajor)) == Options),
INVALID_MATRIX_TEMPLATE_PARAMETERS) INVALID_MATRIX_TEMPLATE_PARAMETERS)
} }

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@ -51,13 +51,15 @@ struct ei_traits<Diagonal<MatrixType,DiagIndex> >
typedef typename MatrixType::StorageKind StorageKind; typedef typename MatrixType::StorageKind StorageKind;
enum { enum {
AbsDiagIndex = DiagIndex<0 ? -DiagIndex : DiagIndex, // only used if DiagIndex != Dynamic AbsDiagIndex = DiagIndex<0 ? -DiagIndex : DiagIndex, // only used if DiagIndex != Dynamic
// FIXME these computations are broken in the case where the matrix is rectangular and DiagIndex!=0
RowsAtCompileTime = (int(DiagIndex) == Dynamic || int(MatrixType::SizeAtCompileTime) == Dynamic) ? Dynamic RowsAtCompileTime = (int(DiagIndex) == Dynamic || int(MatrixType::SizeAtCompileTime) == Dynamic) ? Dynamic
: (EIGEN_ENUM_MIN(MatrixType::RowsAtCompileTime, : (EIGEN_SIZE_MIN(MatrixType::RowsAtCompileTime,
MatrixType::ColsAtCompileTime) - AbsDiagIndex), MatrixType::ColsAtCompileTime) - AbsDiagIndex),
ColsAtCompileTime = 1, ColsAtCompileTime = 1,
MaxRowsAtCompileTime = int(MatrixType::MaxSizeAtCompileTime) == Dynamic ? Dynamic MaxRowsAtCompileTime = int(MatrixType::MaxSizeAtCompileTime) == Dynamic ? Dynamic
: DiagIndex == Dynamic ? EIGEN_ENUM_MIN(MatrixType::MaxRowsAtCompileTime, MatrixType::MaxColsAtCompileTime) : DiagIndex == Dynamic ? EIGEN_MAXSIZE_MIN(MatrixType::MaxRowsAtCompileTime,
: (EIGEN_ENUM_MIN(MatrixType::MaxRowsAtCompileTime, MatrixType::MaxColsAtCompileTime) - AbsDiagIndex), MatrixType::MaxColsAtCompileTime)
: (EIGEN_MAXSIZE_MIN(MatrixType::MaxRowsAtCompileTime, MatrixType::MaxColsAtCompileTime) - AbsDiagIndex),
MaxColsAtCompileTime = 1, MaxColsAtCompileTime = 1,
Flags = (unsigned int)_MatrixTypeNested::Flags & (HereditaryBits | LinearAccessBit | DirectAccessBit) & ~RowMajorBit, Flags = (unsigned int)_MatrixTypeNested::Flags & (HereditaryBits | LinearAccessBit | DirectAccessBit) & ~RowMajorBit,
CoeffReadCost = _MatrixTypeNested::CoeffReadCost, CoeffReadCost = _MatrixTypeNested::CoeffReadCost,

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@ -79,10 +79,14 @@ struct ei_traits<Map<PlainObjectType, MapOptions, StrideType> >
{ {
typedef typename PlainObjectType::Scalar Scalar; typedef typename PlainObjectType::Scalar Scalar;
enum { enum {
InnerStrideAtCompileTime = StrideType::InnerStrideAtCompileTime, InnerStrideAtCompileTime = StrideType::InnerStrideAtCompileTime == 0
OuterStrideAtCompileTime = StrideType::OuterStrideAtCompileTime, ? int(PlainObjectType::InnerStrideAtCompileTime)
HasNoInnerStride = InnerStrideAtCompileTime <= 1, : int(StrideType::InnerStrideAtCompileTime),
HasNoOuterStride = OuterStrideAtCompileTime == 0, OuterStrideAtCompileTime = StrideType::OuterStrideAtCompileTime == 0
? int(PlainObjectType::OuterStrideAtCompileTime)
: int(StrideType::OuterStrideAtCompileTime),
HasNoInnerStride = InnerStrideAtCompileTime == 1,
HasNoOuterStride = StrideType::OuterStrideAtCompileTime == 0,
HasNoStride = HasNoInnerStride && HasNoOuterStride, HasNoStride = HasNoInnerStride && HasNoOuterStride,
IsAligned = int(int(MapOptions)&Aligned)==Aligned, IsAligned = int(int(MapOptions)&Aligned)==Aligned,
IsDynamicSize = PlainObjectType::SizeAtCompileTime==Dynamic, IsDynamicSize = PlainObjectType::SizeAtCompileTime==Dynamic,

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@ -185,10 +185,11 @@ template<typename Derived> class MapBase
void checkSanity() const void checkSanity() const
{ {
ei_assert( ((!(ei_traits<Derived>::Flags&AlignedBit)) EIGEN_STATIC_ASSERT(EIGEN_IMPLIES(ei_traits<Derived>::Flags&PacketAccessBit,
|| ((size_t(m_data)&0xf)==0)) && "data is not aligned"); ei_inner_stride_at_compile_time<Derived>::ret==1),
ei_assert( ((!(ei_traits<Derived>::Flags&PacketAccessBit)) PACKET_ACCESS_REQUIRES_TO_HAVE_INNER_STRIDE_FIXED_TO_1);
|| (innerStride()==1)) && "packet access incompatible with inner stride greater than 1"); ei_assert(EIGEN_IMPLIES(ei_traits<Derived>::Flags&AlignedBit, (size_t(m_data)&0xf)==0)
&& "data is not aligned");
} }
const Scalar* EIGEN_RESTRICT m_data; const Scalar* EIGEN_RESTRICT m_data;

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@ -98,8 +98,8 @@ template<typename Derived> class MatrixBase
#ifndef EIGEN_PARSED_BY_DOXYGEN #ifndef EIGEN_PARSED_BY_DOXYGEN
/** type of the equivalent square matrix */ /** type of the equivalent square matrix */
typedef Matrix<Scalar,EIGEN_ENUM_MAX(RowsAtCompileTime,ColsAtCompileTime), typedef Matrix<Scalar,EIGEN_SIZE_MAX(RowsAtCompileTime,ColsAtCompileTime),
EIGEN_ENUM_MAX(RowsAtCompileTime,ColsAtCompileTime)> SquareMatrixType; EIGEN_SIZE_MAX(RowsAtCompileTime,ColsAtCompileTime)> SquareMatrixType;
#endif // not EIGEN_PARSED_BY_DOXYGEN #endif // not EIGEN_PARSED_BY_DOXYGEN
/** \returns the size of the main diagonal, which is min(rows(),cols()). /** \returns the size of the main diagonal, which is min(rows(),cols()).

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@ -61,16 +61,16 @@ template<typename Lhs, typename Rhs> struct ei_product_type
enum { enum {
Rows = _Lhs::MaxRowsAtCompileTime, Rows = _Lhs::MaxRowsAtCompileTime,
Cols = _Rhs::MaxColsAtCompileTime, Cols = _Rhs::MaxColsAtCompileTime,
Depth = EIGEN_ENUM_MIN(_Lhs::MaxColsAtCompileTime,_Rhs::MaxRowsAtCompileTime) Depth = EIGEN_MAXSIZE_MIN(_Lhs::MaxColsAtCompileTime,_Rhs::MaxRowsAtCompileTime)
}; };
// the splitting into different lines of code here, introducing the _select enums and the typedef below, // the splitting into different lines of code here, introducing the _select enums and the typedef below,
// is to work around an internal compiler error with gcc 4.1 and 4.2. // is to work around an internal compiler error with gcc 4.1 and 4.2.
private: private:
enum { enum {
rows_select = Rows >=EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD ? Large : (Rows==1 ? 1 : Small), rows_select = Rows == Dynamic || Rows >=EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD ? Large : (Rows==1 ? 1 : Small),
cols_select = Cols >=EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD ? Large : (Cols==1 ? 1 : Small), cols_select = Cols == Dynamic || Cols >=EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD ? Large : (Cols==1 ? 1 : Small),
depth_select = Depth>=EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD ? Large : (Depth==1 ? 1 : Small) depth_select = Depth == Dynamic || Depth>=EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD ? Large : (Depth==1 ? 1 : Small)
}; };
typedef ei_product_type_selector<rows_select, cols_select, depth_select> product_type_selector; typedef ei_product_type_selector<rows_select, cols_select, depth_select> product_type_selector;
@ -78,6 +78,18 @@ public:
enum { enum {
value = product_type_selector::ret value = product_type_selector::ret
}; };
#ifdef EIGEN_DEBUG_PRODUCT
static void debug()
{
EIGEN_DEBUG_VAR(Rows);
EIGEN_DEBUG_VAR(Cols);
EIGEN_DEBUG_VAR(Depth);
EIGEN_DEBUG_VAR(rows_select);
EIGEN_DEBUG_VAR(cols_select);
EIGEN_DEBUG_VAR(depth_select);
EIGEN_DEBUG_VAR(value);
}
#endif
}; };
/* The following allows to select the kind of product at compile time /* The following allows to select the kind of product at compile time
@ -440,6 +452,9 @@ MatrixBase<Derived>::operator*(const MatrixBase<OtherDerived> &other) const
EIGEN_STATIC_ASSERT(ProductIsValid || !(SameSizes && !AreVectors), EIGEN_STATIC_ASSERT(ProductIsValid || !(SameSizes && !AreVectors),
INVALID_MATRIX_PRODUCT__IF_YOU_WANTED_A_COEFF_WISE_PRODUCT_YOU_MUST_USE_THE_EXPLICIT_FUNCTION) INVALID_MATRIX_PRODUCT__IF_YOU_WANTED_A_COEFF_WISE_PRODUCT_YOU_MUST_USE_THE_EXPLICIT_FUNCTION)
EIGEN_STATIC_ASSERT(ProductIsValid || SameSizes, INVALID_MATRIX_PRODUCT) EIGEN_STATIC_ASSERT(ProductIsValid || SameSizes, INVALID_MATRIX_PRODUCT)
#ifdef EIGEN_DEBUG_PRODUCT
ei_product_type<Derived,OtherDerived>::debug();
#endif
return typename ProductReturnType<Derived,OtherDerived>::Type(derived(), other.derived()); return typename ProductReturnType<Derived,OtherDerived>::Type(derived(), other.derived());
} }

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@ -61,14 +61,18 @@ public:
public: public:
enum { enum {
Cost = Derived::SizeAtCompileTime * Derived::CoeffReadCost Cost = ( Derived::SizeAtCompileTime == Dynamic
+ (Derived::SizeAtCompileTime-1) * NumTraits<typename Derived::Scalar>::AddCost, || Derived::CoeffReadCost == Dynamic
|| (Derived::SizeAtCompileTime!=1 && ei_functor_traits<Func>::Cost == Dynamic)
) ? Dynamic
: Derived::SizeAtCompileTime * Derived::CoeffReadCost
+ (Derived::SizeAtCompileTime-1) * ei_functor_traits<Func>::Cost,
UnrollingLimit = EIGEN_UNROLLING_LIMIT * (int(Traversal) == int(DefaultTraversal) ? 1 : int(PacketSize)) UnrollingLimit = EIGEN_UNROLLING_LIMIT * (int(Traversal) == int(DefaultTraversal) ? 1 : int(PacketSize))
}; };
public: public:
enum { enum {
Unrolling = Cost <= UnrollingLimit Unrolling = Cost != Dynamic && Cost <= UnrollingLimit
? CompleteUnrolling ? CompleteUnrolling
: NoUnrolling : NoUnrolling
}; };

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@ -34,7 +34,7 @@ class ei_trsolve_traits
}; };
public: public:
enum { enum {
Unrolling = (RhsIsVectorAtCompileTime && Rhs::SizeAtCompileTime <= 8) Unrolling = (RhsIsVectorAtCompileTime && Rhs::SizeAtCompileTime != Dynamic && Rhs::SizeAtCompileTime <= 8)
? CompleteUnrolling : NoUnrolling, ? CompleteUnrolling : NoUnrolling,
RhsVectors = RhsIsVectorAtCompileTime ? 1 : Dynamic RhsVectors = RhsIsVectorAtCompileTime ? 1 : Dynamic
}; };

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@ -508,7 +508,9 @@ template<typename MatrixType, unsigned int Mode>
template<typename OtherDerived> template<typename OtherDerived>
void TriangularView<MatrixType, Mode>::lazyAssign(const MatrixBase<OtherDerived>& other) void TriangularView<MatrixType, Mode>::lazyAssign(const MatrixBase<OtherDerived>& other)
{ {
const bool unroll = MatrixType::SizeAtCompileTime * ei_traits<OtherDerived>::CoeffReadCost / 2 const bool unroll = MatrixType::SizeAtCompileTime != Dynamic
&& ei_traits<OtherDerived>::CoeffReadCost != Dynamic
&& MatrixType::SizeAtCompileTime * ei_traits<OtherDerived>::CoeffReadCost / 2
<= EIGEN_UNROLLING_LIMIT; <= EIGEN_UNROLLING_LIMIT;
ei_assert(m_matrix.rows() == other.rows() && m_matrix.cols() == other.cols()); ei_assert(m_matrix.rows() == other.rows() && m_matrix.cols() == other.cols());
@ -542,7 +544,9 @@ template<typename MatrixType, unsigned int Mode>
template<typename OtherDerived> template<typename OtherDerived>
void TriangularView<MatrixType, Mode>::lazyAssign(const TriangularBase<OtherDerived>& other) void TriangularView<MatrixType, Mode>::lazyAssign(const TriangularBase<OtherDerived>& other)
{ {
const bool unroll = MatrixType::SizeAtCompileTime * ei_traits<OtherDerived>::CoeffReadCost / 2 const bool unroll = MatrixType::SizeAtCompileTime != Dynamic
&& ei_traits<OtherDerived>::CoeffReadCost != Dynamic
&& MatrixType::SizeAtCompileTime * ei_traits<OtherDerived>::CoeffReadCost / 2
<= EIGEN_UNROLLING_LIMIT; <= EIGEN_UNROLLING_LIMIT;
ei_assert(m_matrix.rows() == other.rows() && m_matrix.cols() == other.cols()); ei_assert(m_matrix.rows() == other.rows() && m_matrix.cols() == other.cols());
@ -579,7 +583,9 @@ template<typename Derived>
template<typename DenseDerived> template<typename DenseDerived>
void TriangularBase<Derived>::evalToLazy(MatrixBase<DenseDerived> &other) const void TriangularBase<Derived>::evalToLazy(MatrixBase<DenseDerived> &other) const
{ {
const bool unroll = DenseDerived::SizeAtCompileTime * Derived::CoeffReadCost / 2 const bool unroll = DenseDerived::SizeAtCompileTime != Dynamic
&& ei_traits<Derived>::CoeffReadCost != Dynamic
&& DenseDerived::SizeAtCompileTime * ei_traits<Derived>::CoeffReadCost / 2
<= EIGEN_UNROLLING_LIMIT; <= EIGEN_UNROLLING_LIMIT;
ei_assert(this->rows() == other.rows() && this->cols() == other.cols()); ei_assert(this->rows() == other.rows() && this->cols() == other.cols());

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@ -86,8 +86,10 @@ template<typename Derived>
template<typename Visitor> template<typename Visitor>
void DenseBase<Derived>::visit(Visitor& visitor) const void DenseBase<Derived>::visit(Visitor& visitor) const
{ {
const bool unroll = SizeAtCompileTime * CoeffReadCost const bool unroll = SizeAtCompileTime != Dynamic
+ (SizeAtCompileTime-1) * ei_functor_traits<Visitor>::Cost && CoeffReadCost != Dynamic
&& (SizeAtCompileTime == 1 || ei_functor_traits<Visitor>::Cost != Dynamic)
&& SizeAtCompileTime * CoeffReadCost + (SizeAtCompileTime-1) * ei_functor_traits<Visitor>::Cost
<= EIGEN_UNROLLING_LIMIT; <= EIGEN_UNROLLING_LIMIT;
return ei_visitor_impl<Visitor, Derived, return ei_visitor_impl<Visitor, Derived,
unroll ? int(SizeAtCompileTime) : Dynamic unroll ? int(SizeAtCompileTime) : Dynamic

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@ -63,7 +63,7 @@ struct ei_traits<CoeffBasedProduct<LhsNested,RhsNested,NestingFlags> >
RowsAtCompileTime = _LhsNested::RowsAtCompileTime, RowsAtCompileTime = _LhsNested::RowsAtCompileTime,
ColsAtCompileTime = _RhsNested::ColsAtCompileTime, ColsAtCompileTime = _RhsNested::ColsAtCompileTime,
InnerSize = EIGEN_ENUM_MIN(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime), InnerSize = EIGEN_SIZE_MIN(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime),
MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime, MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime,
MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime, MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime,
@ -130,7 +130,7 @@ class CoeffBasedProduct
enum { enum {
PacketSize = ei_packet_traits<Scalar>::size, PacketSize = ei_packet_traits<Scalar>::size,
InnerSize = ei_traits<CoeffBasedProduct>::InnerSize, InnerSize = ei_traits<CoeffBasedProduct>::InnerSize,
Unroll = CoeffReadCost <= EIGEN_UNROLLING_LIMIT, Unroll = CoeffReadCost != Dynamic && CoeffReadCost <= EIGEN_UNROLLING_LIMIT,
CanVectorizeInner = ei_traits<CoeffBasedProduct>::CanVectorizeInner CanVectorizeInner = ei_traits<CoeffBasedProduct>::CanVectorizeInner
}; };
@ -269,14 +269,6 @@ struct ei_product_coeff_impl<DefaultTraversal, Dynamic, Lhs, Rhs, RetScalar>
} }
}; };
// prevent buggy user code from causing an infinite recursion
template<typename Lhs, typename Rhs, typename RetScalar>
struct ei_product_coeff_impl<DefaultTraversal, -1, Lhs, Rhs, RetScalar>
{
typedef typename Lhs::Index Index;
EIGEN_STRONG_INLINE static void run(Index, Index, const Lhs&, const Rhs&, RetScalar&) {}
};
/******************************************* /*******************************************
*** Scalar path with inner vectorization *** *** Scalar path with inner vectorization ***
*******************************************/ *******************************************/

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@ -163,7 +163,7 @@ struct ei_sybb_kernel
{ {
enum { enum {
PacketSize = ei_packet_traits<Scalar>::size, PacketSize = ei_packet_traits<Scalar>::size,
BlockSize = EIGEN_ENUM_MAX(mr,nr) BlockSize = EIGEN_PLAIN_ENUM_MAX(mr,nr)
}; };
void operator()(Scalar* res, Index resStride, const Scalar* blockA, const Scalar* blockB, Index size, Index depth, Scalar* workspace) void operator()(Scalar* res, Index resStride, const Scalar* blockA, const Scalar* blockB, Index size, Index depth, Scalar* workspace)
{ {

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@ -112,7 +112,7 @@ struct ei_product_triangular_matrix_matrix<Scalar,Index,Mode,true,
typedef ei_product_blocking_traits<Scalar> Blocking; typedef ei_product_blocking_traits<Scalar> Blocking;
enum { enum {
SmallPanelWidth = EIGEN_ENUM_MAX(Blocking::mr,Blocking::nr), SmallPanelWidth = EIGEN_PLAIN_ENUM_MAX(Blocking::mr,Blocking::nr),
IsLower = (Mode&Lower) == Lower IsLower = (Mode&Lower) == Lower
}; };
@ -230,7 +230,7 @@ struct ei_product_triangular_matrix_matrix<Scalar,Index,Mode,false,
typedef ei_product_blocking_traits<Scalar> Blocking; typedef ei_product_blocking_traits<Scalar> Blocking;
enum { enum {
SmallPanelWidth = EIGEN_ENUM_MAX(Blocking::mr,Blocking::nr), SmallPanelWidth = EIGEN_PLAIN_ENUM_MAX(Blocking::mr,Blocking::nr),
IsLower = (Mode&Lower) == Lower IsLower = (Mode&Lower) == Lower
}; };

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@ -59,7 +59,7 @@ struct ei_triangular_solve_matrix<Scalar,Index,OnTheLeft,Mode,Conjugate,TriStora
typedef ei_product_blocking_traits<Scalar> Blocking; typedef ei_product_blocking_traits<Scalar> Blocking;
enum { enum {
SmallPanelWidth = EIGEN_ENUM_MAX(Blocking::mr,Blocking::nr), SmallPanelWidth = EIGEN_PLAIN_ENUM_MAX(Blocking::mr,Blocking::nr),
IsLower = (Mode&Lower) == Lower IsLower = (Mode&Lower) == Lower
}; };
@ -192,7 +192,7 @@ struct ei_triangular_solve_matrix<Scalar,Index,OnTheRight,Mode,Conjugate,TriStor
typedef ei_product_blocking_traits<Scalar> Blocking; typedef ei_product_blocking_traits<Scalar> Blocking;
enum { enum {
RhsStorageOrder = TriStorageOrder, RhsStorageOrder = TriStorageOrder,
SmallPanelWidth = EIGEN_ENUM_MAX(Blocking::mr,Blocking::nr), SmallPanelWidth = EIGEN_PLAIN_ENUM_MAX(Blocking::mr,Blocking::nr),
IsLower = (Mode&Lower) == Lower IsLower = (Mode&Lower) == Lower
}; };

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@ -29,19 +29,9 @@
/** This value means that a quantity is not known at compile-time, and that instead the value is /** This value means that a quantity is not known at compile-time, and that instead the value is
* stored in some runtime variable. * stored in some runtime variable.
* *
* Explanation for the choice of this value:
* - It should be positive and larger than the number of entries in any reasonable fixed-size matrix.
* This allows to simplify many compile-time conditions throughout Eigen.
* - It should be smaller than the sqrt of INT_MAX. Indeed, we often multiply a number of rows with a number
* of columns in order to compute a number of coefficients. Even if we guard that with an "if" checking whether
* the values are Dynamic, we still get a compiler warning "integer overflow". So the only way to get around
* it would be a meta-selector. Doing this everywhere would reduce code readability and lengthen compilation times.
* Also, disabling compiler warnings for integer overflow, sounds like a bad idea.
* - It should be a prime number, because for example the old value 10000 led to bugs with 100x100 matrices.
*
* Changing the value of Dynamic breaks the ABI, as Dynamic is often used as a template parameter for Matrix. * Changing the value of Dynamic breaks the ABI, as Dynamic is often used as a template parameter for Matrix.
*/ */
const int Dynamic = sizeof(int) >= 4 ? 33331 : 101; const int Dynamic = -1;
/** This value means +Infinity; it is currently used only as the p parameter to MatrixBase::lpNorm<int>(). /** This value means +Infinity; it is currently used only as the p parameter to MatrixBase::lpNorm<int>().
* The value Infinity there means the L-infinity norm. * The value Infinity there means the L-infinity norm.

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@ -306,11 +306,31 @@
using Base::const_cast_derived; using Base::const_cast_derived;
#define EIGEN_ENUM_MIN(a,b) (((int)a <= (int)b) ? (int)a : (int)b) #define EIGEN_PLAIN_ENUM_MIN(a,b) (((int)a <= (int)b) ? (int)a : (int)b)
#define EIGEN_SIZE_MIN(a,b) (((int)a == 1 || (int)b == 1) ? 1 \ #define EIGEN_PLAIN_ENUM_MAX(a,b) (((int)a >= (int)b) ? (int)a : (int)b)
// EIGEN_SIZE_MIN gives the min between compile-time sizes. 0 has absolute priority, followed by 1,
// followed by Dynamic, followed by other finite values. The reason for giving Dynamic the priority over
// finite values is that min(3, Dynamic) should be Dynamic, since that could be anything between 0 and 3.
#define EIGEN_SIZE_MIN(a,b) (((int)a == 0 || (int)b == 0) ? 0 \
: ((int)a == 1 || (int)b == 1) ? 1 \
: ((int)a == Dynamic || (int)b == Dynamic) ? Dynamic \ : ((int)a == Dynamic || (int)b == Dynamic) ? Dynamic \
: ((int)a <= (int)b) ? (int)a : (int)b) : ((int)a <= (int)b) ? (int)a : (int)b)
#define EIGEN_ENUM_MAX(a,b) (((int)a >= (int)b) ? (int)a : (int)b)
// EIGEN_MAXSIZE_MIN is a variant of EIGEN_SIZE_MIN comparing MaxSizes. The difference is that finite values
// now have priority over Dynamic, so that min(3, Dynamic) gives 3. Indeed, whatever the actual value is
// (between 0 and 3), it is not more than 3.
#define EIGEN_MAXSIZE_MIN(a,b) (((int)a == 0 || (int)b == 0) ? 0 \
: ((int)a == 1 || (int)b == 1) ? 1 \
: ((int)a == Dynamic && (int)b == Dynamic) ? Dynamic \
: ((int)a == Dynamic) ? (int)b \
: ((int)b == Dynamic) ? (int)a \
: ((int)a <= (int)b) ? (int)a : (int)b)
// see EIGEN_SIZE_MIN. No need for a separate variant for MaxSizes here.
#define EIGEN_SIZE_MAX(a,b) (((int)a == Dynamic || (int)b == Dynamic) ? Dynamic \
: ((int)a >= (int)b) ? (int)a : (int)b)
#define EIGEN_LOGICAL_XOR(a,b) (((a) || (b)) && !((a) && (b))) #define EIGEN_LOGICAL_XOR(a,b) (((a) || (b)) && !((a) && (b)))
#define EIGEN_IMPLIES(a,b) (!(a) || (b)) #define EIGEN_IMPLIES(a,b) (!(a) || (b))

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@ -84,7 +84,8 @@
THIS_METHOD_IS_ONLY_FOR_EXPRESSIONS_WITH_DIRECT_MEMORY_ACCESS_SUCH_AS_MAP_OR_PLAIN_MATRICES, THIS_METHOD_IS_ONLY_FOR_EXPRESSIONS_WITH_DIRECT_MEMORY_ACCESS_SUCH_AS_MAP_OR_PLAIN_MATRICES,
YOU_ALREADY_SPECIFIED_THIS_STRIDE, YOU_ALREADY_SPECIFIED_THIS_STRIDE,
INVALID_STORAGE_ORDER_FOR_THIS_VECTOR_EXPRESSION, INVALID_STORAGE_ORDER_FOR_THIS_VECTOR_EXPRESSION,
THE_BRACKET_OPERATOR_IS_ONLY_FOR_VECTORS__USE_THE_PARENTHESIS_OPERATOR_INSTEAD THE_BRACKET_OPERATOR_IS_ONLY_FOR_VECTORS__USE_THE_PARENTHESIS_OPERATOR_INSTEAD,
PACKET_ACCESS_REQUIRES_TO_HAVE_INNER_STRIDE_FIXED_TO_1
}; };
}; };

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@ -293,9 +293,15 @@ struct ei_ref_selector
*/ */
template<typename T, int n=1, typename PlainObject = typename ei_eval<T>::type> struct ei_nested template<typename T, int n=1, typename PlainObject = typename ei_eval<T>::type> struct ei_nested
{ {
// this is a direct port of the logic used when Dynamic was 33331, to make an atomic commit.
enum { enum {
CostEval = (n+1) * int(NumTraits<typename ei_traits<T>::Scalar>::ReadCost), _ScalarReadCost = NumTraits<typename ei_traits<T>::Scalar>::ReadCost,
CostNoEval = (n-1) * int(ei_traits<T>::CoeffReadCost) ScalarReadCost = _ScalarReadCost == Dynamic ? 33331 : int(_ScalarReadCost),
_CoeffReadCost = int(ei_traits<T>::CoeffReadCost),
CoeffReadCost = _CoeffReadCost == Dynamic ? 33331 : int(_CoeffReadCost),
N = n == Dynamic ? 33331 : n,
CostEval = (N+1) * int(ScalarReadCost),
CostNoEval = (N-1) * int(CoeffReadCost)
}; };
typedef typename ei_meta_if< typedef typename ei_meta_if<
@ -304,6 +310,24 @@ template<typename T, int n=1, typename PlainObject = typename ei_eval<T>::type>
PlainObject, PlainObject,
typename ei_ref_selector<T>::type typename ei_ref_selector<T>::type
>::ret type; >::ret type;
/* this is what the above logic should be updated to look like:
enum {
ScalarReadCost = NumTraits<typename ei_traits<T>::Scalar>::ReadCost,
CoeffReadCost = ei_traits<T>::CoeffReadCost,
CostEval = n == Dynamic || ScalarReadCost == Dynamic ? int(Dynamic) : (n+1) * int(ScalarReadCost),
CostNoEval = n == Dynamic || (CoeffReadCost == Dynamic && n>1) ? int(Dynamic) : (n-1) * int(CoeffReadCost)
};
typedef typename ei_meta_if<
( int(ei_traits<T>::Flags) & EvalBeforeNestingBit ) ||
( int(CostNoEval) == Dynamic ? true
: int(CostEval) == Dynamic ? false
: int(CostEval) <= int(CostNoEval) ),
PlainObject,
typename ei_ref_selector<T>::type
>::ret type;
*/
}; };
template<unsigned int Flags> struct ei_are_flags_consistent template<unsigned int Flags> struct ei_are_flags_consistent
@ -405,7 +429,7 @@ template<typename MatrixType, typename Scalar = typename MatrixType::Scalar>
struct ei_plain_diag_type struct ei_plain_diag_type
{ {
enum { diag_size = EIGEN_SIZE_MIN(MatrixType::RowsAtCompileTime, MatrixType::ColsAtCompileTime), enum { diag_size = EIGEN_SIZE_MIN(MatrixType::RowsAtCompileTime, MatrixType::ColsAtCompileTime),
max_diag_size = EIGEN_SIZE_MIN(MatrixType::MaxRowsAtCompileTime, MatrixType::MaxColsAtCompileTime) max_diag_size = EIGEN_MAXSIZE_MIN(MatrixType::MaxRowsAtCompileTime, MatrixType::MaxColsAtCompileTime)
}; };
typedef Matrix<Scalar, diag_size, 1, MatrixType::PlainObject::Options & ~RowMajor, max_diag_size, 1> type; typedef Matrix<Scalar, diag_size, 1, MatrixType::PlainObject::Options & ~RowMajor, max_diag_size, 1> type;
}; };

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@ -48,8 +48,8 @@ namespace
MinRowsAtCompileTime = EIGEN_SIZE_MIN(MatrixType::RowsAtCompileTime, OtherMatrixType::RowsAtCompileTime), MinRowsAtCompileTime = EIGEN_SIZE_MIN(MatrixType::RowsAtCompileTime, OtherMatrixType::RowsAtCompileTime),
// When possible we want to choose some small fixed size value since the result // When possible we want to choose some small fixed size value since the result
// is likely to fit on the stack. Here EIGEN_ENUM_MIN is really what we want. // is likely to fit on the stack. So here, EIGEN_SIZE_MIN is not what we want.
HomogeneousDimension = EIGEN_ENUM_MIN(MinRowsAtCompileTime+1, Dynamic) HomogeneousDimension = int(MinRowsAtCompileTime) == Dynamic ? Dynamic : int(MinRowsAtCompileTime)+1
}; };
typedef Matrix<typename ei_traits<MatrixType>::Scalar, typedef Matrix<typename ei_traits<MatrixType>::Scalar,

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@ -559,7 +559,7 @@ struct ei_kernel_retval<FullPivLU<_MatrixType> >
{ {
EIGEN_MAKE_KERNEL_HELPERS(FullPivLU<_MatrixType>) EIGEN_MAKE_KERNEL_HELPERS(FullPivLU<_MatrixType>)
enum { MaxSmallDimAtCompileTime = EIGEN_SIZE_MIN( enum { MaxSmallDimAtCompileTime = EIGEN_MAXSIZE_MIN(
MatrixType::MaxColsAtCompileTime, MatrixType::MaxColsAtCompileTime,
MatrixType::MaxRowsAtCompileTime) MatrixType::MaxRowsAtCompileTime)
}; };
@ -644,7 +644,7 @@ struct ei_image_retval<FullPivLU<_MatrixType> >
{ {
EIGEN_MAKE_IMAGE_HELPERS(FullPivLU<_MatrixType>) EIGEN_MAKE_IMAGE_HELPERS(FullPivLU<_MatrixType>)
enum { MaxSmallDimAtCompileTime = EIGEN_SIZE_MIN( enum { MaxSmallDimAtCompileTime = EIGEN_MAXSIZE_MIN(
MatrixType::MaxColsAtCompileTime, MatrixType::MaxColsAtCompileTime,
MatrixType::MaxRowsAtCompileTime) MatrixType::MaxRowsAtCompileTime)
}; };

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@ -72,7 +72,7 @@ template<typename MatrixType, unsigned int Options> class JacobiSVD
DiagSizeAtCompileTime = EIGEN_SIZE_MIN(RowsAtCompileTime,ColsAtCompileTime), DiagSizeAtCompileTime = EIGEN_SIZE_MIN(RowsAtCompileTime,ColsAtCompileTime),
MaxRowsAtCompileTime = MatrixType::MaxRowsAtCompileTime, MaxRowsAtCompileTime = MatrixType::MaxRowsAtCompileTime,
MaxColsAtCompileTime = MatrixType::MaxColsAtCompileTime, MaxColsAtCompileTime = MatrixType::MaxColsAtCompileTime,
MaxDiagSizeAtCompileTime = EIGEN_SIZE_MIN(MaxRowsAtCompileTime,MaxColsAtCompileTime), MaxDiagSizeAtCompileTime = EIGEN_MAXSIZE_MIN(MaxRowsAtCompileTime,MaxColsAtCompileTime),
MatrixOptions = MatrixType::Options MatrixOptions = MatrixType::Options
}; };

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@ -138,8 +138,8 @@ template<typename Derived> class SparseMatrixBase : public EigenBase<Derived>
typedef CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Matrix<Scalar,Dynamic,Dynamic> > ConstantReturnType; typedef CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Matrix<Scalar,Dynamic,Dynamic> > ConstantReturnType;
/** type of the equivalent square matrix */ /** type of the equivalent square matrix */
typedef Matrix<Scalar,EIGEN_ENUM_MAX(RowsAtCompileTime,ColsAtCompileTime), typedef Matrix<Scalar,EIGEN_SIZE_MAX(RowsAtCompileTime,ColsAtCompileTime),
EIGEN_ENUM_MAX(RowsAtCompileTime,ColsAtCompileTime)> SquareMatrixType; EIGEN_SIZE_MAX(RowsAtCompileTime,ColsAtCompileTime)> SquareMatrixType;
inline const Derived& derived() const { return *static_cast<const Derived*>(this); } inline const Derived& derived() const { return *static_cast<const Derived*>(this); }
inline Derived& derived() { return *static_cast<Derived*>(this); } inline Derived& derived() { return *static_cast<Derived*>(this); }

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@ -66,7 +66,7 @@ struct ei_traits<SparseProduct<LhsNested, RhsNested> >
RowsAtCompileTime = _LhsNested::RowsAtCompileTime, RowsAtCompileTime = _LhsNested::RowsAtCompileTime,
ColsAtCompileTime = _RhsNested::ColsAtCompileTime, ColsAtCompileTime = _RhsNested::ColsAtCompileTime,
InnerSize = EIGEN_ENUM_MIN(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime), InnerSize = EIGEN_SIZE_MIN(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime),
MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime, MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime,
MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime, MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime,

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@ -22,6 +22,7 @@
// License and a copy of the GNU General Public License along with // License and a copy of the GNU General Public License along with
// Eigen. If not, see <http://www.gnu.org/licenses/>. // Eigen. If not, see <http://www.gnu.org/licenses/>.
#define EIGEN_NO_STATIC_ASSERT // otherwise we fail at compile time on unused paths
#include "main.h" #include "main.h"
template<typename MatrixType> void block(const MatrixType& m) template<typename MatrixType> void block(const MatrixType& m)
@ -71,8 +72,10 @@ template<typename MatrixType> void block(const MatrixType& m)
m1.block(r1,c1,r2-r1+1,c2-c1+1) = s1 * m2.block(0, 0, r2-r1+1,c2-c1+1); m1.block(r1,c1,r2-r1+1,c2-c1+1) = s1 * m2.block(0, 0, r2-r1+1,c2-c1+1);
m1.block(r1,c1,r2-r1+1,c2-c1+1)(r2-r1,c2-c1) = m2.block(0, 0, r2-r1+1,c2-c1+1)(0,0); m1.block(r1,c1,r2-r1+1,c2-c1+1)(r2-r1,c2-c1) = m2.block(0, 0, r2-r1+1,c2-c1+1)(0,0);
const int BlockRows = EIGEN_ENUM_MIN(MatrixType::RowsAtCompileTime,2); enum {
const int BlockCols = EIGEN_ENUM_MIN(MatrixType::ColsAtCompileTime,5); BlockRows = 2,
BlockCols = 5
};
if (rows>=5 && cols>=8) if (rows>=5 && cols>=8)
{ {
// test fixed block() as lvalue // test fixed block() as lvalue

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@ -47,7 +47,7 @@ template<typename MatrixType> void householder(const MatrixType& m)
typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, Dynamic> VBlockMatrixType; typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, Dynamic> VBlockMatrixType;
typedef Matrix<Scalar, MatrixType::ColsAtCompileTime, MatrixType::RowsAtCompileTime> TMatrixType; typedef Matrix<Scalar, MatrixType::ColsAtCompileTime, MatrixType::RowsAtCompileTime> TMatrixType;
Matrix<Scalar, EIGEN_ENUM_MAX(MatrixType::RowsAtCompileTime,MatrixType::ColsAtCompileTime), 1> _tmp(std::max(rows,cols)); Matrix<Scalar, EIGEN_SIZE_MAX(MatrixType::RowsAtCompileTime,MatrixType::ColsAtCompileTime), 1> _tmp(std::max(rows,cols));
Scalar* tmp = &_tmp.coeffRef(0,0); Scalar* tmp = &_tmp.coeffRef(0,0);
Scalar beta; Scalar beta;

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@ -221,7 +221,7 @@ bool ei_companion<_Scalar,_Deg>::balancedR( Scalar colNorm, Scalar rowNorm,
template< typename _Scalar, int _Deg > template< typename _Scalar, int _Deg >
void ei_companion<_Scalar,_Deg>::balance() void ei_companion<_Scalar,_Deg>::balance()
{ {
EIGEN_STATIC_ASSERT( 1 < Deg, YOU_MADE_A_PROGRAMMING_MISTAKE ); EIGEN_STATIC_ASSERT( Deg == Dynamic || 1 < Deg, YOU_MADE_A_PROGRAMMING_MISTAKE );
const Index deg = m_monic.size(); const Index deg = m_monic.size();
const Index deg_1 = deg-1; const Index deg_1 = deg-1;

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@ -98,8 +98,8 @@ public:
typedef typename NumTraits<Scalar>::Real RealScalar; typedef typename NumTraits<Scalar>::Real RealScalar;
/** type of the equivalent square matrix */ /** type of the equivalent square matrix */
typedef Matrix<Scalar, EIGEN_ENUM_MAX(RowsAtCompileTime, ColsAtCompileTime), typedef Matrix<Scalar, EIGEN_SIZE_MAX(RowsAtCompileTime, ColsAtCompileTime),
EIGEN_ENUM_MAX(RowsAtCompileTime, ColsAtCompileTime) > SquareMatrixType; EIGEN_SIZE_MAX(RowsAtCompileTime, ColsAtCompileTime) > SquareMatrixType;
inline const Derived& derived() const { inline const Derived& derived() const {
return *static_cast<const Derived*> (this); return *static_cast<const Derived*> (this);

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@ -48,7 +48,7 @@ struct ei_traits<SkylineProduct<LhsNested, RhsNested, ProductMode> > {
RowsAtCompileTime = _LhsNested::RowsAtCompileTime, RowsAtCompileTime = _LhsNested::RowsAtCompileTime,
ColsAtCompileTime = _RhsNested::ColsAtCompileTime, ColsAtCompileTime = _RhsNested::ColsAtCompileTime,
InnerSize = EIGEN_ENUM_MIN(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime), InnerSize = EIGEN_SIZE_MIN(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime),
MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime, MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime,
MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime, MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime,