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author | Rasmus Munk Larsen <rmlarsen@google.com> | 2018-07-26 14:28:48 -0700 |
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committer | Rasmus Munk Larsen <rmlarsen@google.com> | 2018-07-26 14:28:48 -0700 |
commit | 2ebcb911b27174c5402e4c7af3d2738fd042a5e2 (patch) | |
tree | 208e6010c2f4af7d75852bb7a9b9b711a78b6d59 /Eigen/src/Core/arch/NEON/TypeCasting.h | |
parent | 397b0547e1e3151baa64c9677bef5882ad24d1ea (diff) |
Add pcast packet op for NEON.
Diffstat (limited to 'Eigen/src/Core/arch/NEON/TypeCasting.h')
-rw-r--r-- | Eigen/src/Core/arch/NEON/TypeCasting.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/Eigen/src/Core/arch/NEON/TypeCasting.h b/Eigen/src/Core/arch/NEON/TypeCasting.h new file mode 100644 index 000000000..95d1fd0e4 --- /dev/null +++ b/Eigen/src/Core/arch/NEON/TypeCasting.h @@ -0,0 +1,48 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. +// +// Copyright (C) 2018 Rasmus Munk Larsen <rmlarsen@google.com> +// +// This Source Code Form is subject to the terms of the Mozilla +// Public License v. 2.0. If a copy of the MPL was not distributed +// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#ifndef EIGEN_TYPE_CASTING_NEON_H +#define EIGEN_TYPE_CASTING_NEON_H + +namespace Eigen { + +namespace internal { + +template <> +struct type_casting_traits<float, int> { + enum { + VectorizedCast = 1, + SrcCoeffRatio = 1, + TgtCoeffRatio = 1 + }; +}; + +template <> +struct type_casting_traits<int, float> { + enum { + VectorizedCast = 1, + SrcCoeffRatio = 1, + TgtCoeffRatio = 1 + }; +}; + + +template<> EIGEN_STRONG_INLINE Packet4i pcast<Packet4f, Packet4i>(const Packet4f& a) { + return vcvtq_s32_f32(a); +} + +template<> EIGEN_STRONG_INLINE Packet4f pcast<Packet4i, Packet4f>(const Packet4i& a) { + return vcvtq_f32_s32(a); +} + +} // end namespace internal + +} // end namespace Eigen + +#endif // EIGEN_TYPE_CASTING_NEON_H |