diff options
Diffstat (limited to 'extern/Eigen2/Eigen/src/Core/arch')
| -rw-r--r-- | extern/Eigen2/Eigen/src/Core/arch/AltiVec/PacketMath.h | 354 | ||||
| -rw-r--r-- | extern/Eigen2/Eigen/src/Core/arch/SSE/PacketMath.h | 321 |
2 files changed, 0 insertions, 675 deletions
diff --git a/extern/Eigen2/Eigen/src/Core/arch/AltiVec/PacketMath.h b/extern/Eigen2/Eigen/src/Core/arch/AltiVec/PacketMath.h deleted file mode 100644 index 4de3b5e2e0b..00000000000 --- a/extern/Eigen2/Eigen/src/Core/arch/AltiVec/PacketMath.h +++ /dev/null @@ -1,354 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. Eigen itself is part of the KDE project. -// -// Copyright (C) 2008 Konstantinos Margaritis <markos@codex.gr> -// -// Eigen is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 3 of the License, or (at your option) any later version. -// -// Alternatively, you can redistribute it and/or -// modify it under the terms of the GNU General Public License as -// published by the Free Software Foundation; either version 2 of -// the License, or (at your option) any later version. -// -// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY -// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License and a copy of the GNU General Public License along with -// Eigen. If not, see <http://www.gnu.org/licenses/>. - -#ifndef EIGEN_PACKET_MATH_ALTIVEC_H -#define EIGEN_PACKET_MATH_ALTIVEC_H - -#ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD -#define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 4 -#endif - -typedef __vector float v4f; -typedef __vector int v4i; -typedef __vector unsigned int v4ui; -typedef __vector __bool int v4bi; - -// We don't want to write the same code all the time, but we need to reuse the constants -// and it doesn't really work to declare them global, so we define macros instead - -#define USE_CONST_v0i const v4i v0i = vec_splat_s32(0) -#define USE_CONST_v1i const v4i v1i = vec_splat_s32(1) -#define USE_CONST_v16i_ const v4i v16i_ = vec_splat_s32(-16) -#define USE_CONST_v0f USE_CONST_v0i; const v4f v0f = (v4f) v0i -#define USE_CONST_v1f USE_CONST_v1i; const v4f v1f = vec_ctf(v1i, 0) -#define USE_CONST_v1i_ const v4ui v1i_ = vec_splat_u32(-1) -#define USE_CONST_v0f_ USE_CONST_v1i_; const v4f v0f_ = (v4f) vec_sl(v1i_, v1i_) - -template<> struct ei_packet_traits<float> { typedef v4f type; enum {size=4}; }; -template<> struct ei_packet_traits<int> { typedef v4i type; enum {size=4}; }; - -template<> struct ei_unpacket_traits<v4f> { typedef float type; enum {size=4}; }; -template<> struct ei_unpacket_traits<v4i> { typedef int type; enum {size=4}; }; - -inline std::ostream & operator <<(std::ostream & s, const v4f & v) -{ - union { - v4f v; - float n[4]; - } vt; - vt.v = v; - s << vt.n[0] << ", " << vt.n[1] << ", " << vt.n[2] << ", " << vt.n[3]; - return s; -} - -inline std::ostream & operator <<(std::ostream & s, const v4i & v) -{ - union { - v4i v; - int n[4]; - } vt; - vt.v = v; - s << vt.n[0] << ", " << vt.n[1] << ", " << vt.n[2] << ", " << vt.n[3]; - return s; -} - -inline std::ostream & operator <<(std::ostream & s, const v4ui & v) -{ - union { - v4ui v; - unsigned int n[4]; - } vt; - vt.v = v; - s << vt.n[0] << ", " << vt.n[1] << ", " << vt.n[2] << ", " << vt.n[3]; - return s; -} - -inline std::ostream & operator <<(std::ostream & s, const v4bi & v) -{ - union { - __vector __bool int v; - unsigned int n[4]; - } vt; - vt.v = v; - s << vt.n[0] << ", " << vt.n[1] << ", " << vt.n[2] << ", " << vt.n[3]; - return s; -} - -template<> inline v4f ei_padd(const v4f& a, const v4f& b) { return vec_add(a,b); } -template<> inline v4i ei_padd(const v4i& a, const v4i& b) { return vec_add(a,b); } - -template<> inline v4f ei_psub(const v4f& a, const v4f& b) { return vec_sub(a,b); } -template<> inline v4i ei_psub(const v4i& a, const v4i& b) { return vec_sub(a,b); } - -template<> inline v4f ei_pmul(const v4f& a, const v4f& b) { USE_CONST_v0f; return vec_madd(a,b, v0f); } -template<> inline v4i ei_pmul(const v4i& a, const v4i& b) -{ - // Detailed in: http://freevec.org/content/32bit_signed_integer_multiplication_altivec - //Set up constants, variables - v4i a1, b1, bswap, low_prod, high_prod, prod, prod_, v1sel; - USE_CONST_v0i; - USE_CONST_v1i; - USE_CONST_v16i_; - - // Get the absolute values - a1 = vec_abs(a); - b1 = vec_abs(b); - - // Get the signs using xor - v4bi sgn = (v4bi) vec_cmplt(vec_xor(a, b), v0i); - - // Do the multiplication for the asbolute values. - bswap = (v4i) vec_rl((v4ui) b1, (v4ui) v16i_ ); - low_prod = vec_mulo((__vector short)a1, (__vector short)b1); - high_prod = vec_msum((__vector short)a1, (__vector short)bswap, v0i); - high_prod = (v4i) vec_sl((v4ui) high_prod, (v4ui) v16i_); - prod = vec_add( low_prod, high_prod ); - - // NOR the product and select only the negative elements according to the sign mask - prod_ = vec_nor(prod, prod); - prod_ = vec_sel(v0i, prod_, sgn); - - // Add 1 to the result to get the negative numbers - v1sel = vec_sel(v0i, v1i, sgn); - prod_ = vec_add(prod_, v1sel); - - // Merge the results back to the final vector. - prod = vec_sel(prod, prod_, sgn); - - return prod; -} - -template<> inline v4f ei_pdiv(const v4f& a, const v4f& b) { - v4f t, y_0, y_1, res; - USE_CONST_v0f; - USE_CONST_v1f; - - // Altivec does not offer a divide instruction, we have to do a reciprocal approximation - y_0 = vec_re(b); - - // Do one Newton-Raphson iteration to get the needed accuracy - t = vec_nmsub(y_0, b, v1f); - y_1 = vec_madd(y_0, t, y_0); - - res = vec_madd(a, y_1, v0f); - return res; -} - -template<> inline v4f ei_pmadd(const v4f& a, const v4f& b, const v4f& c) { return vec_madd(a, b, c); } - -template<> inline v4f ei_pmin(const v4f& a, const v4f& b) { return vec_min(a,b); } -template<> inline v4i ei_pmin(const v4i& a, const v4i& b) { return vec_min(a,b); } - -template<> inline v4f ei_pmax(const v4f& a, const v4f& b) { return vec_max(a,b); } -template<> inline v4i ei_pmax(const v4i& a, const v4i& b) { return vec_max(a,b); } - -template<> inline v4f ei_pload(const float* from) { return vec_ld(0, from); } -template<> inline v4i ei_pload(const int* from) { return vec_ld(0, from); } - -template<> inline v4f ei_ploadu(const float* from) -{ - // Taken from http://developer.apple.com/hardwaredrivers/ve/alignment.html - __vector unsigned char MSQ, LSQ; - __vector unsigned char mask; - MSQ = vec_ld(0, (unsigned char *)from); // most significant quadword - LSQ = vec_ld(15, (unsigned char *)from); // least significant quadword - mask = vec_lvsl(0, from); // create the permute mask - return (v4f) vec_perm(MSQ, LSQ, mask); // align the data -} - -template<> inline v4i ei_ploadu(const int* from) -{ - // Taken from http://developer.apple.com/hardwaredrivers/ve/alignment.html - __vector unsigned char MSQ, LSQ; - __vector unsigned char mask; - MSQ = vec_ld(0, (unsigned char *)from); // most significant quadword - LSQ = vec_ld(15, (unsigned char *)from); // least significant quadword - mask = vec_lvsl(0, from); // create the permute mask - return (v4i) vec_perm(MSQ, LSQ, mask); // align the data -} - -template<> inline v4f ei_pset1(const float& from) -{ - // Taken from http://developer.apple.com/hardwaredrivers/ve/alignment.html - float __attribute__(aligned(16)) af[4]; - af[0] = from; - v4f vc = vec_ld(0, af); - vc = vec_splat(vc, 0); - return vc; -} - -template<> inline v4i ei_pset1(const int& from) -{ - int __attribute__(aligned(16)) ai[4]; - ai[0] = from; - v4i vc = vec_ld(0, ai); - vc = vec_splat(vc, 0); - return vc; -} - -template<> inline void ei_pstore(float* to, const v4f& from) { vec_st(from, 0, to); } -template<> inline void ei_pstore(int* to, const v4i& from) { vec_st(from, 0, to); } - -template<> inline void ei_pstoreu(float* to, const v4f& from) -{ - // Taken from http://developer.apple.com/hardwaredrivers/ve/alignment.html - // Warning: not thread safe! - __vector unsigned char MSQ, LSQ, edges; - __vector unsigned char edgeAlign, align; - - MSQ = vec_ld(0, (unsigned char *)to); // most significant quadword - LSQ = vec_ld(15, (unsigned char *)to); // least significant quadword - edgeAlign = vec_lvsl(0, to); // permute map to extract edges - edges=vec_perm(LSQ,MSQ,edgeAlign); // extract the edges - align = vec_lvsr( 0, to ); // permute map to misalign data - MSQ = vec_perm(edges,(__vector unsigned char)from,align); // misalign the data (MSQ) - LSQ = vec_perm((__vector unsigned char)from,edges,align); // misalign the data (LSQ) - vec_st( LSQ, 15, (unsigned char *)to ); // Store the LSQ part first - vec_st( MSQ, 0, (unsigned char *)to ); // Store the MSQ part -} - -template<> inline void ei_pstoreu(int* to , const v4i& from ) -{ - // Taken from http://developer.apple.com/hardwaredrivers/ve/alignment.html - // Warning: not thread safe! - __vector unsigned char MSQ, LSQ, edges; - __vector unsigned char edgeAlign, align; - - MSQ = vec_ld(0, (unsigned char *)to); // most significant quadword - LSQ = vec_ld(15, (unsigned char *)to); // least significant quadword - edgeAlign = vec_lvsl(0, to); // permute map to extract edges - edges=vec_perm(LSQ,MSQ,edgeAlign); // extract the edges - align = vec_lvsr( 0, to ); // permute map to misalign data - MSQ = vec_perm(edges,(__vector unsigned char)from,align); // misalign the data (MSQ) - LSQ = vec_perm((__vector unsigned char)from,edges,align); // misalign the data (LSQ) - vec_st( LSQ, 15, (unsigned char *)to ); // Store the LSQ part first - vec_st( MSQ, 0, (unsigned char *)to ); // Store the MSQ part -} - -template<> inline float ei_pfirst(const v4f& a) -{ - float __attribute__(aligned(16)) af[4]; - vec_st(a, 0, af); - return af[0]; -} - -template<> inline int ei_pfirst(const v4i& a) -{ - int __attribute__(aligned(16)) ai[4]; - vec_st(a, 0, ai); - return ai[0]; -} - -inline v4f ei_preduxp(const v4f* vecs) -{ - v4f v[4], sum[4]; - - // It's easier and faster to transpose then add as columns - // Check: http://www.freevec.org/function/matrix_4x4_transpose_floats for explanation - // Do the transpose, first set of moves - v[0] = vec_mergeh(vecs[0], vecs[2]); - v[1] = vec_mergel(vecs[0], vecs[2]); - v[2] = vec_mergeh(vecs[1], vecs[3]); - v[3] = vec_mergel(vecs[1], vecs[3]); - // Get the resulting vectors - sum[0] = vec_mergeh(v[0], v[2]); - sum[1] = vec_mergel(v[0], v[2]); - sum[2] = vec_mergeh(v[1], v[3]); - sum[3] = vec_mergel(v[1], v[3]); - - // Now do the summation: - // Lines 0+1 - sum[0] = vec_add(sum[0], sum[1]); - // Lines 2+3 - sum[1] = vec_add(sum[2], sum[3]); - // Add the results - sum[0] = vec_add(sum[0], sum[1]); - return sum[0]; -} - -inline float ei_predux(const v4f& a) -{ - v4f b, sum; - b = (v4f)vec_sld(a, a, 8); - sum = vec_add(a, b); - b = (v4f)vec_sld(sum, sum, 4); - sum = vec_add(sum, b); - return ei_pfirst(sum); -} - -inline v4i ei_preduxp(const v4i* vecs) -{ - v4i v[4], sum[4]; - - // It's easier and faster to transpose then add as columns - // Check: http://www.freevec.org/function/matrix_4x4_transpose_floats for explanation - // Do the transpose, first set of moves - v[0] = vec_mergeh(vecs[0], vecs[2]); - v[1] = vec_mergel(vecs[0], vecs[2]); - v[2] = vec_mergeh(vecs[1], vecs[3]); - v[3] = vec_mergel(vecs[1], vecs[3]); - // Get the resulting vectors - sum[0] = vec_mergeh(v[0], v[2]); - sum[1] = vec_mergel(v[0], v[2]); - sum[2] = vec_mergeh(v[1], v[3]); - sum[3] = vec_mergel(v[1], v[3]); - - // Now do the summation: - // Lines 0+1 - sum[0] = vec_add(sum[0], sum[1]); - // Lines 2+3 - sum[1] = vec_add(sum[2], sum[3]); - // Add the results - sum[0] = vec_add(sum[0], sum[1]); - return sum[0]; -} - -inline int ei_predux(const v4i& a) -{ - USE_CONST_v0i; - v4i sum; - sum = vec_sums(a, v0i); - sum = vec_sld(sum, v0i, 12); - return ei_pfirst(sum); -} - -template<int Offset> -struct ei_palign_impl<Offset, v4f> -{ - inline static void run(v4f& first, const v4f& second) - { - first = vec_sld(first, second, Offset*4); - } -}; - -template<int Offset> -struct ei_palign_impl<Offset, v4i> -{ - inline static void run(v4i& first, const v4i& second) - { - first = vec_sld(first, second, Offset*4); - } -}; - -#endif // EIGEN_PACKET_MATH_ALTIVEC_H diff --git a/extern/Eigen2/Eigen/src/Core/arch/SSE/PacketMath.h b/extern/Eigen2/Eigen/src/Core/arch/SSE/PacketMath.h deleted file mode 100644 index 9ca65b9be5b..00000000000 --- a/extern/Eigen2/Eigen/src/Core/arch/SSE/PacketMath.h +++ /dev/null @@ -1,321 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. Eigen itself is part of the KDE project. -// -// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr> -// -// Eigen is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 3 of the License, or (at your option) any later version. -// -// Alternatively, you can redistribute it and/or -// modify it under the terms of the GNU General Public License as -// published by the Free Software Foundation; either version 2 of -// the License, or (at your option) any later version. -// -// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY -// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License and a copy of the GNU General Public License along with -// Eigen. If not, see <http://www.gnu.org/licenses/>. - -#ifndef EIGEN_PACKET_MATH_SSE_H -#define EIGEN_PACKET_MATH_SSE_H - -#ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD -#define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 16 -#endif - -template<> struct ei_packet_traits<float> { typedef __m128 type; enum {size=4}; }; -template<> struct ei_packet_traits<double> { typedef __m128d type; enum {size=2}; }; -template<> struct ei_packet_traits<int> { typedef __m128i type; enum {size=4}; }; - -template<> struct ei_unpacket_traits<__m128> { typedef float type; enum {size=4}; }; -template<> struct ei_unpacket_traits<__m128d> { typedef double type; enum {size=2}; }; -template<> struct ei_unpacket_traits<__m128i> { typedef int type; enum {size=4}; }; - -template<> EIGEN_STRONG_INLINE __m128 ei_pset1<float>(const float& from) { return _mm_set1_ps(from); } -template<> EIGEN_STRONG_INLINE __m128d ei_pset1<double>(const double& from) { return _mm_set1_pd(from); } -template<> EIGEN_STRONG_INLINE __m128i ei_pset1<int>(const int& from) { return _mm_set1_epi32(from); } - -template<> EIGEN_STRONG_INLINE __m128 ei_padd<__m128>(const __m128& a, const __m128& b) { return _mm_add_ps(a,b); } -template<> EIGEN_STRONG_INLINE __m128d ei_padd<__m128d>(const __m128d& a, const __m128d& b) { return _mm_add_pd(a,b); } -template<> EIGEN_STRONG_INLINE __m128i ei_padd<__m128i>(const __m128i& a, const __m128i& b) { return _mm_add_epi32(a,b); } - -template<> EIGEN_STRONG_INLINE __m128 ei_psub<__m128>(const __m128& a, const __m128& b) { return _mm_sub_ps(a,b); } -template<> EIGEN_STRONG_INLINE __m128d ei_psub<__m128d>(const __m128d& a, const __m128d& b) { return _mm_sub_pd(a,b); } -template<> EIGEN_STRONG_INLINE __m128i ei_psub<__m128i>(const __m128i& a, const __m128i& b) { return _mm_sub_epi32(a,b); } - -template<> EIGEN_STRONG_INLINE __m128 ei_pmul<__m128>(const __m128& a, const __m128& b) { return _mm_mul_ps(a,b); } -template<> EIGEN_STRONG_INLINE __m128d ei_pmul<__m128d>(const __m128d& a, const __m128d& b) { return _mm_mul_pd(a,b); } -template<> EIGEN_STRONG_INLINE __m128i ei_pmul<__m128i>(const __m128i& a, const __m128i& b) -{ - return _mm_or_si128( - _mm_and_si128( - _mm_mul_epu32(a,b), - _mm_setr_epi32(0xffffffff,0,0xffffffff,0)), - _mm_slli_si128( - _mm_and_si128( - _mm_mul_epu32(_mm_srli_si128(a,4),_mm_srli_si128(b,4)), - _mm_setr_epi32(0xffffffff,0,0xffffffff,0)), 4)); -} - -template<> EIGEN_STRONG_INLINE __m128 ei_pdiv<__m128>(const __m128& a, const __m128& b) { return _mm_div_ps(a,b); } -template<> EIGEN_STRONG_INLINE __m128d ei_pdiv<__m128d>(const __m128d& a, const __m128d& b) { return _mm_div_pd(a,b); } -template<> EIGEN_STRONG_INLINE __m128i ei_pdiv<__m128i>(const __m128i& /*a*/, const __m128i& /*b*/) -{ ei_assert(false && "packet integer division are not supported by SSE"); - __m128i dummy = ei_pset1<int>(0); - return dummy; -} - -// for some weird raisons, it has to be overloaded for packet integer -template<> EIGEN_STRONG_INLINE __m128i ei_pmadd(const __m128i& a, const __m128i& b, const __m128i& c) { return ei_padd(ei_pmul(a,b), c); } - -template<> EIGEN_STRONG_INLINE __m128 ei_pmin<__m128>(const __m128& a, const __m128& b) { return _mm_min_ps(a,b); } -template<> EIGEN_STRONG_INLINE __m128d ei_pmin<__m128d>(const __m128d& a, const __m128d& b) { return _mm_min_pd(a,b); } -// FIXME this vectorized min operator is likely to be slower than the standard one -template<> EIGEN_STRONG_INLINE __m128i ei_pmin<__m128i>(const __m128i& a, const __m128i& b) -{ - __m128i mask = _mm_cmplt_epi32(a,b); - return _mm_or_si128(_mm_and_si128(mask,a),_mm_andnot_si128(mask,b)); -} - -template<> EIGEN_STRONG_INLINE __m128 ei_pmax<__m128>(const __m128& a, const __m128& b) { return _mm_max_ps(a,b); } -template<> EIGEN_STRONG_INLINE __m128d ei_pmax<__m128d>(const __m128d& a, const __m128d& b) { return _mm_max_pd(a,b); } -// FIXME this vectorized max operator is likely to be slower than the standard one -template<> EIGEN_STRONG_INLINE __m128i ei_pmax<__m128i>(const __m128i& a, const __m128i& b) -{ - __m128i mask = _mm_cmpgt_epi32(a,b); - return _mm_or_si128(_mm_and_si128(mask,a),_mm_andnot_si128(mask,b)); -} - -template<> EIGEN_STRONG_INLINE __m128 ei_pload<float>(const float* from) { return _mm_load_ps(from); } -template<> EIGEN_STRONG_INLINE __m128d ei_pload<double>(const double* from) { return _mm_load_pd(from); } -template<> EIGEN_STRONG_INLINE __m128i ei_pload<int>(const int* from) { return _mm_load_si128(reinterpret_cast<const __m128i*>(from)); } - -template<> EIGEN_STRONG_INLINE __m128 ei_ploadu<float>(const float* from) { return _mm_loadu_ps(from); } -// template<> EIGEN_STRONG_INLINE __m128 ei_ploadu(const float* from) { -// if (size_t(from)&0xF) -// return _mm_loadu_ps(from); -// else -// return _mm_loadu_ps(from); -// } -template<> EIGEN_STRONG_INLINE __m128d ei_ploadu<double>(const double* from) { return _mm_loadu_pd(from); } -template<> EIGEN_STRONG_INLINE __m128i ei_ploadu<int>(const int* from) { return _mm_loadu_si128(reinterpret_cast<const __m128i*>(from)); } - -template<> EIGEN_STRONG_INLINE void ei_pstore<float>(float* to, const __m128& from) { _mm_store_ps(to, from); } -template<> EIGEN_STRONG_INLINE void ei_pstore<double>(double* to, const __m128d& from) { _mm_store_pd(to, from); } -template<> EIGEN_STRONG_INLINE void ei_pstore<int>(int* to, const __m128i& from) { _mm_store_si128(reinterpret_cast<__m128i*>(to), from); } - -template<> EIGEN_STRONG_INLINE void ei_pstoreu<float>(float* to, const __m128& from) { _mm_storeu_ps(to, from); } -template<> EIGEN_STRONG_INLINE void ei_pstoreu<double>(double* to, const __m128d& from) { _mm_storeu_pd(to, from); } -template<> EIGEN_STRONG_INLINE void ei_pstoreu<int>(int* to, const __m128i& from) { _mm_storeu_si128(reinterpret_cast<__m128i*>(to), from); } - -#ifdef _MSC_VER -// this fix internal compilation error -template<> EIGEN_STRONG_INLINE float ei_pfirst<__m128>(const __m128& a) { float x = _mm_cvtss_f32(a); return x; } -template<> EIGEN_STRONG_INLINE double ei_pfirst<__m128d>(const __m128d& a) { double x = _mm_cvtsd_f64(a); return x; } -template<> EIGEN_STRONG_INLINE int ei_pfirst<__m128i>(const __m128i& a) { int x = _mm_cvtsi128_si32(a); return x; } -#else -template<> EIGEN_STRONG_INLINE float ei_pfirst<__m128>(const __m128& a) { return _mm_cvtss_f32(a); } -template<> EIGEN_STRONG_INLINE double ei_pfirst<__m128d>(const __m128d& a) { return _mm_cvtsd_f64(a); } -template<> EIGEN_STRONG_INLINE int ei_pfirst<__m128i>(const __m128i& a) { return _mm_cvtsi128_si32(a); } -#endif - -#ifdef __SSE3__ -// TODO implement SSE2 versions as well as integer versions -template<> EIGEN_STRONG_INLINE __m128 ei_preduxp<__m128>(const __m128* vecs) -{ - return _mm_hadd_ps(_mm_hadd_ps(vecs[0], vecs[1]),_mm_hadd_ps(vecs[2], vecs[3])); -} -template<> EIGEN_STRONG_INLINE __m128d ei_preduxp<__m128d>(const __m128d* vecs) -{ - return _mm_hadd_pd(vecs[0], vecs[1]); -} -// SSSE3 version: -// EIGEN_STRONG_INLINE __m128i ei_preduxp(const __m128i* vecs) -// { -// return _mm_hadd_epi32(_mm_hadd_epi32(vecs[0], vecs[1]),_mm_hadd_epi32(vecs[2], vecs[3])); -// } - -template<> EIGEN_STRONG_INLINE float ei_predux<__m128>(const __m128& a) -{ - __m128 tmp0 = _mm_hadd_ps(a,a); - return ei_pfirst(_mm_hadd_ps(tmp0, tmp0)); -} - -template<> EIGEN_STRONG_INLINE double ei_predux<__m128d>(const __m128d& a) { return ei_pfirst(_mm_hadd_pd(a, a)); } - -// SSSE3 version: -// EIGEN_STRONG_INLINE float ei_predux(const __m128i& a) -// { -// __m128i tmp0 = _mm_hadd_epi32(a,a); -// return ei_pfirst(_mm_hadd_epi32(tmp0, tmp0)); -// } -#else -// SSE2 versions -template<> EIGEN_STRONG_INLINE float ei_predux<__m128>(const __m128& a) -{ - __m128 tmp = _mm_add_ps(a, _mm_movehl_ps(a,a)); - return ei_pfirst(_mm_add_ss(tmp, _mm_shuffle_ps(tmp,tmp, 1))); -} -template<> EIGEN_STRONG_INLINE double ei_predux<__m128d>(const __m128d& a) -{ - return ei_pfirst(_mm_add_sd(a, _mm_unpackhi_pd(a,a))); -} - -template<> EIGEN_STRONG_INLINE __m128 ei_preduxp<__m128>(const __m128* vecs) -{ - __m128 tmp0, tmp1, tmp2; - tmp0 = _mm_unpacklo_ps(vecs[0], vecs[1]); - tmp1 = _mm_unpackhi_ps(vecs[0], vecs[1]); - tmp2 = _mm_unpackhi_ps(vecs[2], vecs[3]); - tmp0 = _mm_add_ps(tmp0, tmp1); - tmp1 = _mm_unpacklo_ps(vecs[2], vecs[3]); - tmp1 = _mm_add_ps(tmp1, tmp2); - tmp2 = _mm_movehl_ps(tmp1, tmp0); - tmp0 = _mm_movelh_ps(tmp0, tmp1); - return _mm_add_ps(tmp0, tmp2); -} - -template<> EIGEN_STRONG_INLINE __m128d ei_preduxp<__m128d>(const __m128d* vecs) -{ - return _mm_add_pd(_mm_unpacklo_pd(vecs[0], vecs[1]), _mm_unpackhi_pd(vecs[0], vecs[1])); -} -#endif // SSE3 - -template<> EIGEN_STRONG_INLINE int ei_predux<__m128i>(const __m128i& a) -{ - __m128i tmp = _mm_add_epi32(a, _mm_unpackhi_epi64(a,a)); - return ei_pfirst(tmp) + ei_pfirst(_mm_shuffle_epi32(tmp, 1)); -} - -template<> EIGEN_STRONG_INLINE __m128i ei_preduxp<__m128i>(const __m128i* vecs) -{ - __m128i tmp0, tmp1, tmp2; - tmp0 = _mm_unpacklo_epi32(vecs[0], vecs[1]); - tmp1 = _mm_unpackhi_epi32(vecs[0], vecs[1]); - tmp2 = _mm_unpackhi_epi32(vecs[2], vecs[3]); - tmp0 = _mm_add_epi32(tmp0, tmp1); - tmp1 = _mm_unpacklo_epi32(vecs[2], vecs[3]); - tmp1 = _mm_add_epi32(tmp1, tmp2); - tmp2 = _mm_unpacklo_epi64(tmp0, tmp1); - tmp0 = _mm_unpackhi_epi64(tmp0, tmp1); - return _mm_add_epi32(tmp0, tmp2); -} - -#if (defined __GNUC__) -// template <> EIGEN_STRONG_INLINE __m128 ei_pmadd(const __m128& a, const __m128& b, const __m128& c) -// { -// __m128 res = b; -// asm("mulps %[a], %[b] \n\taddps %[c], %[b]" : [b] "+x" (res) : [a] "x" (a), [c] "x" (c)); -// return res; -// } -// EIGEN_STRONG_INLINE __m128i _mm_alignr_epi8(const __m128i& a, const __m128i& b, const int i) -// { -// __m128i res = a; -// asm("palignr %[i], %[a], %[b] " : [b] "+x" (res) : [a] "x" (a), [i] "i" (i)); -// return res; -// } -#endif - -#ifdef __SSSE3__ -// SSSE3 versions -template<int Offset> -struct ei_palign_impl<Offset,__m128> -{ - EIGEN_STRONG_INLINE static void run(__m128& first, const __m128& second) - { - if (Offset!=0) - first = _mm_castsi128_ps(_mm_alignr_epi8(_mm_castps_si128(second), _mm_castps_si128(first), Offset*4)); - } -}; - -template<int Offset> -struct ei_palign_impl<Offset,__m128i> -{ - EIGEN_STRONG_INLINE static void run(__m128i& first, const __m128i& second) - { - if (Offset!=0) - first = _mm_alignr_epi8(second,first, Offset*4); - } -}; - -template<int Offset> -struct ei_palign_impl<Offset,__m128d> -{ - EIGEN_STRONG_INLINE static void run(__m128d& first, const __m128d& second) - { - if (Offset==1) - first = _mm_castsi128_pd(_mm_alignr_epi8(_mm_castpd_si128(second), _mm_castpd_si128(first), 8)); - } -}; -#else -// SSE2 versions -template<int Offset> -struct ei_palign_impl<Offset,__m128> -{ - EIGEN_STRONG_INLINE static void run(__m128& first, const __m128& second) - { - if (Offset==1) - { - first = _mm_move_ss(first,second); - first = _mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(first),0x39)); - } - else if (Offset==2) - { - first = _mm_movehl_ps(first,first); - first = _mm_movelh_ps(first,second); - } - else if (Offset==3) - { - first = _mm_move_ss(first,second); - first = _mm_shuffle_ps(first,second,0x93); - } - } -}; - -template<int Offset> -struct ei_palign_impl<Offset,__m128i> -{ - EIGEN_STRONG_INLINE static void run(__m128i& first, const __m128i& second) - { - if (Offset==1) - { - first = _mm_castps_si128(_mm_move_ss(_mm_castsi128_ps(first),_mm_castsi128_ps(second))); - first = _mm_shuffle_epi32(first,0x39); - } - else if (Offset==2) - { - first = _mm_castps_si128(_mm_movehl_ps(_mm_castsi128_ps(first),_mm_castsi128_ps(first))); - first = _mm_castps_si128(_mm_movelh_ps(_mm_castsi128_ps(first),_mm_castsi128_ps(second))); - } - else if (Offset==3) - { - first = _mm_castps_si128(_mm_move_ss(_mm_castsi128_ps(first),_mm_castsi128_ps(second))); - first = _mm_castps_si128(_mm_shuffle_ps(_mm_castsi128_ps(first),_mm_castsi128_ps(second),0x93)); - } - } -}; - -template<int Offset> -struct ei_palign_impl<Offset,__m128d> -{ - EIGEN_STRONG_INLINE static void run(__m128d& first, const __m128d& second) - { - if (Offset==1) - { - first = _mm_castps_pd(_mm_movehl_ps(_mm_castpd_ps(first),_mm_castpd_ps(first))); - first = _mm_castps_pd(_mm_movelh_ps(_mm_castpd_ps(first),_mm_castpd_ps(second))); - } - } -}; -#endif - -#define ei_vec4f_swizzle1(v,p,q,r,s) \ - (_mm_castsi128_ps(_mm_shuffle_epi32( _mm_castps_si128(v), ((s)<<6|(r)<<4|(q)<<2|(p))))) - -#endif // EIGEN_PACKET_MATH_SSE_H |