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Add half and quarter vector support to HVX architecture

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This commit is contained in:
Cheng Wang 2024-01-22 21:23:21 +00:00 committed by Antonio Sánchez
parent 05a457534f
commit 2c6b61c006
3 changed files with 724 additions and 128 deletions
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4
Eigen/Core
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@ -378,10 +378,6 @@ using std::ptrdiff_t;
#include "src/Core/arch/AVX512/GemmKernel.h" #include "src/Core/arch/AVX512/GemmKernel.h"
#endif #endif
#if defined(EIGEN_VECTORIZE_HVX)
#include "src/Core/arch/HVX/GeneralBlockPanelKernel.h"
#endif
#include "src/Core/Select.h" #include "src/Core/Select.h"
#include "src/Core/VectorwiseOp.h" #include "src/Core/VectorwiseOp.h"
#include "src/Core/PartialReduxEvaluator.h" #include "src/Core/PartialReduxEvaluator.h"

41
Eigen/src/Core/arch/HVX/GeneralBlockPanelKernel.h
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@ -1,41 +0,0 @@
#ifndef EIGEN_HVX_GENERAL_BLOCK_KERNEL_H
#define EIGEN_HVX_GENERAL_BLOCK_KERNEL_H
// Only support 128B HVX now.
// Floating-point operations are only supported since V68.
#if defined __HVX__ && (__HVX_LENGTH__ == 128) && __HVX_ARCH__ >= 68
namespace Eigen {
namespace internal {
template <bool ConjLhs_, bool ConjRhs_, int PacketSize_>
class gebp_traits<float, float, ConjLhs_, ConjRhs_, Architecture::Target, PacketSize_>
: public gebp_traits<float, float, ConjLhs_, ConjRhs_, Architecture::Generic, PacketSize_> {
public:
typedef Packet32qf AccPacket;
EIGEN_STRONG_INLINE void initAcc(Packet32qf& p) { p = pzero<Packet32qf>(p); }
template <typename LaneIdType>
EIGEN_STRONG_INLINE void madd(const Packet32f& a, const Packet32f& b, Packet32qf& c, Packet32f& /*tmp*/,
const LaneIdType&) const {
c = pmadd_f32_to_qf32(a, b, c);
}
template <typename LaneIdType>
EIGEN_STRONG_INLINE void madd(const Packet32f& a, const QuadPacket<Packet32f>& b, Packet32qf& c, Packet32f& tmp,
const LaneIdType& lane) const {
madd(a, b.get(lane), c, tmp, lane);
}
EIGEN_STRONG_INLINE void acc(const Packet32qf& c, const Packet32f& alpha, Packet32f& r) const {
r = pmadd_qf32_to_f32(c, alpha, r);
}
};
} // end namespace internal
} // end namespace Eigen
#endif // __HVX__ && (__HVX_LENGTH__ == 128) && __HVX_ARCH__ >= 68
#endif // EIGEN_HVX_GENERAL_BLOCK_KERNEL_H

805
Eigen/src/Core/arch/HVX/PacketMath.h
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