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Selectively add constexpr to Core expression template scaffolding

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libeigen/eigen!2184

Closes #3041

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-02-24 19:59:10 -08:00
parent 34092d2788
commit 61895c5978
70 changed files with 986 additions and 841 deletions
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68
Eigen/src/plugins/MatrixCwiseBinaryOps.inc
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@@ -18,7 +18,7 @@
* \sa class CwiseBinaryOp, cwiseAbs2
*/
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const EIGEN_CWISE_BINARY_RETURN_TYPE(Derived, OtherDerived, product)
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const EIGEN_CWISE_BINARY_RETURN_TYPE(Derived, OtherDerived, product)
cwiseProduct(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return EIGEN_CWISE_BINARY_RETURN_TYPE(Derived, OtherDerived, product)(derived(), other.derived());
}
@@ -55,7 +55,7 @@ using CwiseBinaryGreaterOrEqualReturnType =
* \sa cwiseNotEqual(), isApprox(), isMuchSmallerThan()
*/
template <typename OtherDerived>
EIGEN_DEVICE_FUNC inline const CwiseBinaryEqualReturnType<OtherDerived> cwiseEqual(
EIGEN_DEVICE_FUNC constexpr inline const CwiseBinaryEqualReturnType<OtherDerived> cwiseEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryEqualReturnType<OtherDerived>(derived(), other.derived());
}
@@ -73,35 +73,35 @@ EIGEN_DEVICE_FUNC inline const CwiseBinaryEqualReturnType<OtherDerived> cwiseEqu
* \sa cwiseEqual(), isApprox(), isMuchSmallerThan()
*/
template <typename OtherDerived>
EIGEN_DEVICE_FUNC inline const CwiseBinaryNotEqualReturnType<OtherDerived> cwiseNotEqual(
EIGEN_DEVICE_FUNC constexpr inline const CwiseBinaryNotEqualReturnType<OtherDerived> cwiseNotEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryNotEqualReturnType<OtherDerived>(derived(), other.derived());
}
/** \returns an expression of the coefficient-wise < operator of *this and \a other */
template <typename OtherDerived>
EIGEN_DEVICE_FUNC inline const CwiseBinaryLessReturnType<OtherDerived> cwiseLess(
EIGEN_DEVICE_FUNC constexpr inline const CwiseBinaryLessReturnType<OtherDerived> cwiseLess(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryLessReturnType<OtherDerived>(derived(), other.derived());
}
/** \returns an expression of the coefficient-wise > operator of *this and \a other */
template <typename OtherDerived>
EIGEN_DEVICE_FUNC inline const CwiseBinaryGreaterReturnType<OtherDerived> cwiseGreater(
EIGEN_DEVICE_FUNC constexpr inline const CwiseBinaryGreaterReturnType<OtherDerived> cwiseGreater(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryGreaterReturnType<OtherDerived>(derived(), other.derived());
}
/** \returns an expression of the coefficient-wise <= operator of *this and \a other */
template <typename OtherDerived>
EIGEN_DEVICE_FUNC inline const CwiseBinaryLessOrEqualReturnType<OtherDerived> cwiseLessOrEqual(
EIGEN_DEVICE_FUNC constexpr inline const CwiseBinaryLessOrEqualReturnType<OtherDerived> cwiseLessOrEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryLessOrEqualReturnType<OtherDerived>(derived(), other.derived());
}
/** \returns an expression of the coefficient-wise >= operator of *this and \a other */
template <typename OtherDerived>
EIGEN_DEVICE_FUNC inline const CwiseBinaryGreaterOrEqualReturnType<OtherDerived> cwiseGreaterOrEqual(
EIGEN_DEVICE_FUNC constexpr inline const CwiseBinaryGreaterOrEqualReturnType<OtherDerived> cwiseGreaterOrEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryGreaterOrEqualReturnType<OtherDerived>(derived(), other.derived());
}
@@ -114,7 +114,7 @@ EIGEN_DEVICE_FUNC inline const CwiseBinaryGreaterOrEqualReturnType<OtherDerived>
* \sa class CwiseBinaryOp, max()
*/
template <int NaNPropagation = PropagateFast, typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const
CwiseBinaryOp<internal::scalar_min_op<Scalar, Scalar, NaNPropagation>, const Derived, const OtherDerived>
cwiseMin(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryOp<internal::scalar_min_op<Scalar, Scalar, NaNPropagation>, const Derived, const OtherDerived>(
@@ -126,7 +126,7 @@ EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
* \sa class CwiseBinaryOp, min()
*/
template <int NaNPropagation = PropagateFast>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const
CwiseBinaryOp<internal::scalar_min_op<Scalar, Scalar, NaNPropagation>, const Derived, const ConstantReturnType>
cwiseMin(const Scalar& other) const {
return cwiseMin<NaNPropagation>(Derived::Constant(rows(), cols(), other));
@@ -140,7 +140,7 @@ EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
* \sa class CwiseBinaryOp, min()
*/
template <int NaNPropagation = PropagateFast, typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const
CwiseBinaryOp<internal::scalar_max_op<Scalar, Scalar, NaNPropagation>, const Derived, const OtherDerived>
cwiseMax(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryOp<internal::scalar_max_op<Scalar, Scalar, NaNPropagation>, const Derived, const OtherDerived>(
@@ -152,7 +152,7 @@ EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
* \sa class CwiseBinaryOp, min()
*/
template <int NaNPropagation = PropagateFast>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const
CwiseBinaryOp<internal::scalar_max_op<Scalar, Scalar, NaNPropagation>, const Derived, const ConstantReturnType>
cwiseMax(const Scalar& other) const {
return cwiseMax<NaNPropagation>(Derived::Constant(rows(), cols(), other));
@@ -166,7 +166,7 @@ EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
* \sa class CwiseBinaryOp, cwiseProduct(), cwiseInverse()
*/
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const
CwiseBinaryOp<internal::scalar_quotient_op<Scalar>, const Derived, const OtherDerived>
cwiseQuotient(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryOp<internal::scalar_quotient_op<Scalar>, const Derived, const OtherDerived>(derived(),
@@ -195,7 +195,7 @@ using CwiseScalarGreaterOrEqualReturnType =
*
* \sa cwiseEqual(const MatrixBase<OtherDerived> &) const
*/
EIGEN_DEVICE_FUNC inline const CwiseScalarEqualReturnType cwiseEqual(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr inline const CwiseScalarEqualReturnType cwiseEqual(const Scalar& s) const {
return CwiseScalarEqualReturnType(derived(), Derived::Constant(rows(), cols(), s));
}
@@ -208,27 +208,28 @@ EIGEN_DEVICE_FUNC inline const CwiseScalarEqualReturnType cwiseEqual(const Scala
*
* \sa cwiseEqual(const MatrixBase<OtherDerived> &) const
*/
EIGEN_DEVICE_FUNC inline const CwiseScalarNotEqualReturnType cwiseNotEqual(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr inline const CwiseScalarNotEqualReturnType cwiseNotEqual(const Scalar& s) const {
return CwiseScalarNotEqualReturnType(derived(), Derived::Constant(rows(), cols(), s));
}
/** \returns an expression of the coefficient-wise < operator of \c *this and a scalar \a s */
EIGEN_DEVICE_FUNC inline const CwiseScalarLessReturnType cwiseLess(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr inline const CwiseScalarLessReturnType cwiseLess(const Scalar& s) const {
return CwiseScalarLessReturnType(derived(), Derived::Constant(rows(), cols(), s));
}
/** \returns an expression of the coefficient-wise > operator of \c *this and a scalar \a s */
EIGEN_DEVICE_FUNC inline const CwiseScalarGreaterReturnType cwiseGreater(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr inline const CwiseScalarGreaterReturnType cwiseGreater(const Scalar& s) const {
return CwiseScalarGreaterReturnType(derived(), Derived::Constant(rows(), cols(), s));
}
/** \returns an expression of the coefficient-wise <= operator of \c *this and a scalar \a s */
EIGEN_DEVICE_FUNC inline const CwiseScalarLessOrEqualReturnType cwiseLessOrEqual(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr inline const CwiseScalarLessOrEqualReturnType cwiseLessOrEqual(const Scalar& s) const {
return CwiseScalarLessOrEqualReturnType(derived(), Derived::Constant(rows(), cols(), s));
}
/** \returns an expression of the coefficient-wise >= operator of \c *this and a scalar \a s */
EIGEN_DEVICE_FUNC inline const CwiseScalarGreaterOrEqualReturnType cwiseGreaterOrEqual(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr inline const CwiseScalarGreaterOrEqualReturnType cwiseGreaterOrEqual(
const Scalar& s) const {
return CwiseScalarGreaterOrEqualReturnType(derived(), Derived::Constant(rows(), cols(), s));
}
@@ -252,37 +253,37 @@ using CwiseBinaryTypedGreaterOrEqualReturnType =
CwiseBinaryOp<internal::scalar_cmp_op<Scalar, Scalar, internal::cmp_GE, true>, const Derived, const OtherDerived>;
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseBinaryTypedEqualReturnType<OtherDerived> cwiseTypedEqual(
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseBinaryTypedEqualReturnType<OtherDerived> cwiseTypedEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryTypedEqualReturnType<OtherDerived>(derived(), other.derived());
}
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseBinaryTypedNotEqualReturnType<OtherDerived> cwiseTypedNotEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseBinaryTypedNotEqualReturnType<OtherDerived>
cwiseTypedNotEqual(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryTypedNotEqualReturnType<OtherDerived>(derived(), other.derived());
}
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseBinaryTypedLessReturnType<OtherDerived> cwiseTypedLess(
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseBinaryTypedLessReturnType<OtherDerived> cwiseTypedLess(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryTypedLessReturnType<OtherDerived>(derived(), other.derived());
}
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseBinaryTypedGreaterReturnType<OtherDerived> cwiseTypedGreater(
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseBinaryTypedGreaterReturnType<OtherDerived> cwiseTypedGreater(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryTypedGreaterReturnType<OtherDerived>(derived(), other.derived());
}
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseBinaryTypedLessOrEqualReturnType<OtherDerived> cwiseTypedLessOrEqual(
const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseBinaryTypedLessOrEqualReturnType<OtherDerived>
cwiseTypedLessOrEqual(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryTypedLessOrEqualReturnType<OtherDerived>(derived(), other.derived());
}
template <typename OtherDerived>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseBinaryTypedGreaterOrEqualReturnType<OtherDerived>
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseBinaryTypedGreaterOrEqualReturnType<OtherDerived>
cwiseTypedGreaterOrEqual(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived>& other) const {
return CwiseBinaryTypedGreaterOrEqualReturnType<OtherDerived>(derived(), other.derived());
}
@@ -303,29 +304,32 @@ using CwiseScalarTypedGreaterOrEqualReturnType =
CwiseBinaryOp<internal::scalar_cmp_op<Scalar, Scalar, internal::cmp_GE, true>, const Derived,
const ConstantReturnType>;
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseScalarTypedEqualReturnType cwiseTypedEqual(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseScalarTypedEqualReturnType
cwiseTypedEqual(const Scalar& s) const {
return CwiseScalarTypedEqualReturnType(derived(), ConstantReturnType(rows(), cols(), s));
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseScalarTypedNotEqualReturnType
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseScalarTypedNotEqualReturnType
cwiseTypedNotEqual(const Scalar& s) const {
return CwiseScalarTypedNotEqualReturnType(derived(), ConstantReturnType(rows(), cols(), s));
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseScalarTypedLessReturnType cwiseTypedLess(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseScalarTypedLessReturnType
cwiseTypedLess(const Scalar& s) const {
return CwiseScalarTypedLessReturnType(derived(), ConstantReturnType(rows(), cols(), s));
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseScalarTypedGreaterReturnType cwiseTypedGreater(const Scalar& s) const {
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseScalarTypedGreaterReturnType
cwiseTypedGreater(const Scalar& s) const {
return CwiseScalarTypedGreaterReturnType(derived(), ConstantReturnType(rows(), cols(), s));
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseScalarTypedLessOrEqualReturnType
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseScalarTypedLessOrEqualReturnType
cwiseTypedLessOrEqual(const Scalar& s) const {
return CwiseScalarTypedLessOrEqualReturnType(derived(), ConstantReturnType(rows(), cols(), s));
}
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const CwiseScalarTypedGreaterOrEqualReturnType
EIGEN_DEVICE_FUNC constexpr EIGEN_STRONG_INLINE const CwiseScalarTypedGreaterOrEqualReturnType
cwiseTypedGreaterOrEqual(const Scalar& s) const {
return CwiseScalarTypedGreaterOrEqualReturnType(derived(), ConstantReturnType(rows(), cols(), s));
}