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add RealView api

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This commit is contained in:
Charles Schlosser
2025-08-12 16:55:05 +00:00
committed by Rasmus Munk Larsen
parent 954e21152e
commit 43a65a9cbd
7 changed files with 401 additions and 6 deletions
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6
Eigen/src/Core/GenericPacketMath.h
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@@ -253,6 +253,12 @@ struct preinterpret_generic<Packet, Packet, true> {
static EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Packet run(const Packet& a) { return a; }
};
template <typename ComplexPacket>
struct preinterpret_generic<typename unpacket_traits<ComplexPacket>::as_real, ComplexPacket, false> {
using RealPacket = typename unpacket_traits<ComplexPacket>::as_real;
static EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE RealPacket run(const ComplexPacket& a) { return a.v; }
};
/** \internal \returns reinterpret_cast<Target>(a) */
template <typename Target, typename Packet>
EIGEN_DEVICE_FUNC inline Target preinterpret(const Packet& a) {