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Diffstat (limited to 'Eigen/src/Geometry/arch/Geometry_SSE.h')
| -rw-r--r-- | Eigen/src/Geometry/arch/Geometry_SSE.h | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/Eigen/src/Geometry/arch/Geometry_SSE.h b/Eigen/src/Geometry/arch/Geometry_SSE.h deleted file mode 100644 index f68cab583..000000000 --- a/Eigen/src/Geometry/arch/Geometry_SSE.h +++ /dev/null @@ -1,161 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2009 Rohit Garg <rpg.314@gmail.com> -// Copyright (C) 2009-2010 Gael Guennebaud <gael.guennebaud@inria.fr> -// -// 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_GEOMETRY_SSE_H -#define EIGEN_GEOMETRY_SSE_H - -namespace Eigen { - -namespace internal { - -template<class Derived, class OtherDerived> -struct quat_product<Architecture::SSE, Derived, OtherDerived, float> -{ - enum { - AAlignment = traits<Derived>::Alignment, - BAlignment = traits<OtherDerived>::Alignment, - ResAlignment = traits<Quaternion<float> >::Alignment - }; - static inline Quaternion<float> run(const QuaternionBase<Derived>& _a, const QuaternionBase<OtherDerived>& _b) - { - Quaternion<float> res; - const __m128 mask = _mm_setr_ps(0.f,0.f,0.f,-0.f); - __m128 a = _a.coeffs().template packet<AAlignment>(0); - __m128 b = _b.coeffs().template packet<BAlignment>(0); - __m128 s1 = _mm_mul_ps(vec4f_swizzle1(a,1,2,0,2),vec4f_swizzle1(b,2,0,1,2)); - __m128 s2 = _mm_mul_ps(vec4f_swizzle1(a,3,3,3,1),vec4f_swizzle1(b,0,1,2,1)); - pstoret<float,Packet4f,ResAlignment>( - &res.x(), - _mm_add_ps(_mm_sub_ps(_mm_mul_ps(a,vec4f_swizzle1(b,3,3,3,3)), - _mm_mul_ps(vec4f_swizzle1(a,2,0,1,0), - vec4f_swizzle1(b,1,2,0,0))), - _mm_xor_ps(mask,_mm_add_ps(s1,s2)))); - - return res; - } -}; - -template<class Derived> -struct quat_conj<Architecture::SSE, Derived, float> -{ - enum { - ResAlignment = traits<Quaternion<float> >::Alignment - }; - static inline Quaternion<float> run(const QuaternionBase<Derived>& q) - { - Quaternion<float> res; - const __m128 mask = _mm_setr_ps(-0.f,-0.f,-0.f,0.f); - pstoret<float,Packet4f,ResAlignment>(&res.x(), _mm_xor_ps(mask, q.coeffs().template packet<traits<Derived>::Alignment>(0))); - return res; - } -}; - - -template<typename VectorLhs,typename VectorRhs> -struct cross3_impl<Architecture::SSE,VectorLhs,VectorRhs,float,true> -{ - enum { - ResAlignment = traits<typename plain_matrix_type<VectorLhs>::type>::Alignment - }; - static inline typename plain_matrix_type<VectorLhs>::type - run(const VectorLhs& lhs, const VectorRhs& rhs) - { - __m128 a = lhs.template packet<traits<VectorLhs>::Alignment>(0); - __m128 b = rhs.template packet<traits<VectorRhs>::Alignment>(0); - __m128 mul1=_mm_mul_ps(vec4f_swizzle1(a,1,2,0,3),vec4f_swizzle1(b,2,0,1,3)); - __m128 mul2=_mm_mul_ps(vec4f_swizzle1(a,2,0,1,3),vec4f_swizzle1(b,1,2,0,3)); - typename plain_matrix_type<VectorLhs>::type res; - pstoret<float,Packet4f,ResAlignment>(&res.x(),_mm_sub_ps(mul1,mul2)); - return res; - } -}; - - - - -template<class Derived, class OtherDerived> -struct quat_product<Architecture::SSE, Derived, OtherDerived, double> -{ - enum { - BAlignment = traits<OtherDerived>::Alignment, - ResAlignment = traits<Quaternion<double> >::Alignment - }; - - static inline Quaternion<double> run(const QuaternionBase<Derived>& _a, const QuaternionBase<OtherDerived>& _b) - { - const Packet2d mask = _mm_castsi128_pd(_mm_set_epi32(0x0,0x0,0x80000000,0x0)); - - Quaternion<double> res; - - const double* a = _a.coeffs().data(); - Packet2d b_xy = _b.coeffs().template packet<BAlignment>(0); - Packet2d b_zw = _b.coeffs().template packet<BAlignment>(2); - Packet2d a_xx = pset1<Packet2d>(a[0]); - Packet2d a_yy = pset1<Packet2d>(a[1]); - Packet2d a_zz = pset1<Packet2d>(a[2]); - Packet2d a_ww = pset1<Packet2d>(a[3]); - - // two temporaries: - Packet2d t1, t2; - - /* - * t1 = ww*xy + yy*zw - * t2 = zz*xy - xx*zw - * res.xy = t1 +/- swap(t2) - */ - t1 = padd(pmul(a_ww, b_xy), pmul(a_yy, b_zw)); - t2 = psub(pmul(a_zz, b_xy), pmul(a_xx, b_zw)); -#ifdef EIGEN_VECTORIZE_SSE3 - EIGEN_UNUSED_VARIABLE(mask) - pstoret<double,Packet2d,ResAlignment>(&res.x(), _mm_addsub_pd(t1, preverse(t2))); -#else - pstoret<double,Packet2d,ResAlignment>(&res.x(), padd(t1, pxor(mask,preverse(t2)))); -#endif - - /* - * t1 = ww*zw - yy*xy - * t2 = zz*zw + xx*xy - * res.zw = t1 -/+ swap(t2) = swap( swap(t1) +/- t2) - */ - t1 = psub(pmul(a_ww, b_zw), pmul(a_yy, b_xy)); - t2 = padd(pmul(a_zz, b_zw), pmul(a_xx, b_xy)); -#ifdef EIGEN_VECTORIZE_SSE3 - EIGEN_UNUSED_VARIABLE(mask) - pstoret<double,Packet2d,ResAlignment>(&res.z(), preverse(_mm_addsub_pd(preverse(t1), t2))); -#else - pstoret<double,Packet2d,ResAlignment>(&res.z(), psub(t1, pxor(mask,preverse(t2)))); -#endif - - return res; -} -}; - -template<class Derived> -struct quat_conj<Architecture::SSE, Derived, double> -{ - enum { - ResAlignment = traits<Quaternion<double> >::Alignment - }; - static inline Quaternion<double> run(const QuaternionBase<Derived>& q) - { - Quaternion<double> res; - const __m128d mask0 = _mm_setr_pd(-0.,-0.); - const __m128d mask2 = _mm_setr_pd(-0.,0.); - pstoret<double,Packet2d,ResAlignment>(&res.x(), _mm_xor_pd(mask0, q.coeffs().template packet<traits<Derived>::Alignment>(0))); - pstoret<double,Packet2d,ResAlignment>(&res.z(), _mm_xor_pd(mask2, q.coeffs().template packet<traits<Derived>::Alignment>(2))); - return res; - } -}; - -} // end namespace internal - -} // end namespace Eigen - -#endif // EIGEN_GEOMETRY_SSE_H |