1 /* This file is part of the Vc library. {{{ 2 Copyright © 2012-2015 Matthias Kretz <kretz@kde.org> 3 4 Redistribution and use in source and binary forms, with or without 5 modification, are permitted provided that the following conditions are met: 6 * Redistributions of source code must retain the above copyright 7 notice, this list of conditions and the following disclaimer. 8 * Redistributions in binary form must reproduce the above copyright 9 notice, this list of conditions and the following disclaimer in the 10 documentation and/or other materials provided with the distribution. 11 * Neither the names of contributing organizations nor the 12 names of its contributors may be used to endorse or promote products 13 derived from this software without specific prior written permission. 14 15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 16 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY 19 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 26 }}}*/ 27 28 #ifndef VC_SSE_CONST_DATA_H_ 29 #define VC_SSE_CONST_DATA_H_ 30 31 #include "../common/data.h" 32 #include "macros.h" 33 34 namespace Vc_VERSIONED_NAMESPACE 35 { 36 namespace SSE 37 { 38 39 alignas(16) extern const unsigned int _IndexesFromZero4[4]; 40 alignas(16) extern const unsigned short _IndexesFromZero8[8]; 41 alignas(16) extern const unsigned char _IndexesFromZero16[16]; 42 43 struct c_general 44 { 45 alignas(64) static const int absMaskFloat[4]; 46 alignas(16) static const unsigned int signMaskFloat[4]; 47 alignas(16) static const unsigned int highMaskFloat[4]; 48 alignas(16) static const short minShort[8]; 49 50 alignas(16) static const unsigned short one16[8]; 51 alignas(16) static const unsigned int one32[4]; 52 alignas(16) static const float oneFloat[4]; 53 54 alignas(16) static const unsigned long long highMaskDouble[2]; 55 alignas(16) static const double oneDouble[2]; 56 alignas(16) static const long long absMaskDouble[2]; 57 alignas(16) static const unsigned long long signMaskDouble[2]; 58 alignas(16) static const unsigned long long frexpMask[2]; 59 }; 60 61 template<typename T> struct c_trig 62 { 63 alignas(64) static const T data[]; 64 }; 65 #ifndef Vc_MSVC 66 template <> alignas(64) const float c_trig<float>::data[]; 67 template <> alignas(64) const double c_trig<double>::data[]; 68 #endif 69 70 template<typename T> struct c_log 71 { 72 enum VectorSize { Size = 16 / sizeof(T) }; dc_log73 static Vc_ALWAYS_INLINE Vc_CONST const float *d(int i) { return reinterpret_cast<const float *>(&data[i * Size]); } 74 alignas(64) static const unsigned int data[21 * Size]; 75 }; 76 #ifndef Vc_MSVC 77 template<> alignas(64) const unsigned int c_log<float>::data[21 * 4]; 78 #endif 79 80 template<> struct c_log<double> 81 { 82 enum VectorSize { Size = 16 / sizeof(double) }; 83 static Vc_ALWAYS_INLINE Vc_CONST const double *d(int i) { return reinterpret_cast<const double *>(&data[i * Size]); } 84 alignas(64) static const unsigned long long data[21 * Size]; 85 }; 86 87 } // namespace SSE 88 } // namespace Vc 89 90 #endif // VC_SSE_CONST_DATA_H_ 91