Vc  1.4.3
SIMD Vector Classes for C++
vector.h
1 /* This file is part of the Vc library. {{{
2 Copyright © 2009-2015 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:
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15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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26 }}}*/
27 
28 #ifndef VC_VECTOR_H_
29 #define VC_VECTOR_H_
30 
31 // 1. define all of Vc::Scalar - this one is always present, so it makes sense to put it first
32 #include "scalar/vector.h"
33 
34 #if defined(Vc_IMPL_SSE)
35 # include "sse/vector.h"
36 #endif
37 #ifdef Vc_IMPL_AVX
38 # include "avx/vector.h"
39 #endif
40 
41 namespace Vc_VERSIONED_NAMESPACE
42 {
48 
64 using llong_v = Vector<llong>;
66 using ullong_v = Vector<ullong>;
68 using long_v = Vector<long>;
70 using ulong_v = Vector<ulong>;
72 using schar_v = Vector<schar>;
74 using uchar_v = Vector<uchar>;
77 
83 
91 using llong_m = Mask< llong>;
93 using ullong_m = Mask<ullong>;
95 using long_m = Mask< long>;
97 using ulong_m = Mask< ulong>;
99 using int_m = Mask< int>;
107 using schar_m = Mask< schar>;
109 using uchar_m = Mask< uchar>;
112 
121 
130 
139 
148 
149 #if defined INT64_MAX && defined UINT64_MAX
150  typedef Vector<std:: int64_t> int64_v;
151  typedef Vector<std::uint64_t> uint64_v;
152  typedef Mask<std:: int64_t> int64_m;
153  typedef Mask<std::uint64_t> uint64_m;
154 #endif
155 #if defined INT32_MAX && defined UINT32_MAX
156  typedef Vector<std:: int32_t> int32_v;
157  typedef Vector<std::uint32_t> uint32_v;
158  typedef Mask<std:: int32_t> int32_m;
159  typedef Mask<std::uint32_t> uint32_m;
160 #endif
161 #if defined INT16_MAX && defined UINT16_MAX
162  typedef Vector<std:: int16_t> int16_v;
163  typedef Vector<std::uint16_t> uint16_v;
164  typedef Mask<std:: int16_t> int16_m;
165  typedef Mask<std::uint16_t> uint16_m;
166 #endif
167 #if defined INT8_MAX && defined UINT8_MAX
168  typedef Vector<std:: int8_t> int8_v;
169  typedef Vector<std::uint8_t> uint8_v;
170  typedef Mask<std:: int8_t> int8_m;
171  typedef Mask<std::uint8_t> uint8_m;
172 #endif
173 
174  namespace {
175  static_assert(double_v::Size == Vc_DOUBLE_V_SIZE, "Vc_DOUBLE_V_SIZE macro defined to an incorrect value");
176  static_assert(float_v::Size == Vc_FLOAT_V_SIZE , "Vc_FLOAT_V_SIZE macro defined to an incorrect value ");
177  static_assert(int_v::Size == Vc_INT_V_SIZE , "Vc_INT_V_SIZE macro defined to an incorrect value ");
178  static_assert(uint_v::Size == Vc_UINT_V_SIZE , "Vc_UINT_V_SIZE macro defined to an incorrect value ");
179  static_assert(short_v::Size == Vc_SHORT_V_SIZE , "Vc_SHORT_V_SIZE macro defined to an incorrect value ");
180  static_assert(ushort_v::Size == Vc_USHORT_V_SIZE, "Vc_USHORT_V_SIZE macro defined to an incorrect value");
181  }
182 }
183 
184 
185 // finally define the non-member operators
186 #include "common/operators.h"
187 
188 #include "common/simdarray.h"
189 // XXX See bottom of common/simdmaskarray.h:
190 //#include "common/simd_cast_caller.tcc"
191 
192 #include "common/alignedbase.h"
193 namespace Vc_VERSIONED_NAMESPACE {
204 constexpr std::size_t VectorAlignment = alignof(VectorAlignedBase);
215 constexpr std::size_t MemoryAlignment = alignof(MemoryAlignedBase);
216 } // namespace Vc_VERSIONED_NAMESPACE
217 
218 #define Vc_VECTOR_DECLARED_ 1
219 
220 #include "scalar/helperimpl.h"
221 #include "scalar/math.h"
222 #include "scalar/simd_cast_caller.tcc"
223 #if defined(Vc_IMPL_SSE)
224 # include "sse/helperimpl.h"
225 # include "sse/math.h"
226 # include "sse/simd_cast_caller.tcc"
227 #endif
228 #if defined(Vc_IMPL_AVX)
229 # include "avx/helperimpl.h"
230 # include "avx/math.h"
231 # include "avx/simd_cast_caller.tcc"
232 #endif
233 
234 #include "common/math.h"
235 
236 #ifdef isfinite
237 #undef isfinite
238 #endif
239 #ifdef isnan
240 #undef isnan
241 #endif
242 
243 #include "common/vectortuple.h"
244 #include "common/where.h"
245 #include "common/iif.h"
246 
247 #ifndef Vc_NO_STD_FUNCTIONS
248 namespace std
249 {
250  using Vc::min;
251  using Vc::max;
252 
253  using Vc::abs;
254  using Vc::asin;
255  using Vc::atan;
256  using Vc::atan2;
257  using Vc::ceil;
258  using Vc::cos;
259  using Vc::exp;
260  using Vc::fma;
261  using Vc::trunc;
262  using Vc::floor;
263  using Vc::frexp;
264  using Vc::ldexp;
265  using Vc::log;
266  using Vc::log10;
267  using Vc::log2;
268  using Vc::round;
269  using Vc::sin;
270  using Vc::sqrt;
271 
272  using Vc::isfinite;
273  using Vc::isnan;
274 } // namespace std
275 #endif
276 
277 Vc_RESET_DIAGNOSTICS
278 
279 #endif // VC_VECTOR_H_
The main SIMD mask class.
Definition: mask.h:42
The main vector class for expressing data parallelism.
Definition: vector.h:126
fixed_size_simd< T, N > abs(const SimdArray< T, N, V, M > &x)
Applies the std:: abs function component-wise and concurrently.
Definition: simdarray.h:1806
fixed_size_simd< T, N > floor(const SimdArray< T, N, V, M > &x)
Applies the std:: floor function component-wise and concurrently.
Definition: simdarray.h:1815
fixed_size_simd< T, N > max(const SimdArray< T, N, V, M > &x, const SimdArray< T, N, V, M > &y)
Applies the std:: max function component-wise and concurrently.
Definition: simdarray.h:1855
fixed_size_simd< T, N > min(const SimdArray< T, N, V, M > &x, const SimdArray< T, N, V, M > &y)
Applies the std:: min function component-wise and concurrently.
Definition: simdarray.h:1854
fixed_size_simd< T, N > asin(const SimdArray< T, N, V, M > &x)
Applies the std:: asin function component-wise and concurrently.
Definition: simdarray.h:1807
fixed_size_simd< T, N > atan2(const SimdArray< T, N, V, M > &x, const SimdArray< T, N, V, M > &y)
Applies the std:: atan2 function component-wise and concurrently.
Definition: simdarray.h:1809
fixed_size_simd< T, N > trunc(const SimdArray< T, N, V, M > &x)
Applies the std:: trunc function component-wise and concurrently.
Definition: simdarray.h:1853
fixed_size_simd< T, N > ceil(const SimdArray< T, N, V, M > &x)
Applies the std:: ceil function component-wise and concurrently.
Definition: simdarray.h:1810
fixed_size_simd< T, N > exp(const SimdArray< T, N, V, M > &x)
Applies the std:: exp function component-wise and concurrently.
Definition: simdarray.h:1813
fixed_size_simd< T, N > log10(const SimdArray< T, N, V, M > &x)
Applies the std:: log10 function component-wise and concurrently.
Definition: simdarray.h:1840
fixed_size_simd< T, N > log2(const SimdArray< T, N, V, M > &x)
Applies the std:: log2 function component-wise and concurrently.
Definition: simdarray.h:1841
SimdArray< T, N > fma(const SimdArray< T, N > &a, const SimdArray< T, N > &b, const SimdArray< T, N > &c)
Applies the std::fma function component-wise and concurrently.
Definition: simdarray.h:1818
fixed_size_simd_mask< T, N > isnan(const SimdArray< T, N, V, M > &x)
Applies the std:: isnan function component-wise and concurrently.
Definition: simdarray.h:1825
fixed_size_simd< T, N > sin(const SimdArray< T, N, V, M > &x)
Applies the std:: sin function component-wise and concurrently.
Definition: simdarray.h:1845
SimdArray< T, N > frexp(const SimdArray< T, N > &x, SimdArray< int, N > *e)
Applies the std::frexp function component-wise and concurrently.
Definition: simdarray.h:1829
fixed_size_simd< T, N > sqrt(const SimdArray< T, N, V, M > &x)
Applies the std:: sqrt function component-wise and concurrently.
Definition: simdarray.h:1852
fixed_size_simd< T, N > atan(const SimdArray< T, N, V, M > &x)
Applies the std:: atan function component-wise and concurrently.
Definition: simdarray.h:1808
SimdArray< T, N > ldexp(const SimdArray< T, N > &x, const SimdArray< int, N > &e)
Applies the std::ldexp function component-wise and concurrently.
Definition: simdarray.h:1835
fixed_size_simd_mask< T, N > isfinite(const SimdArray< T, N, V, M > &x)
Applies the std:: isfinite function component-wise and concurrently.
Definition: simdarray.h:1823
fixed_size_simd< T, N > log(const SimdArray< T, N, V, M > &x)
Applies the std:: log function component-wise and concurrently.
Definition: simdarray.h:1839
fixed_size_simd< T, N > cos(const SimdArray< T, N, V, M > &x)
Applies the std:: cos function component-wise and concurrently.
Definition: simdarray.h:1812
fixed_size_simd< T, N > round(const SimdArray< T, N, V, M > &x)
Applies the std:: round function component-wise and concurrently.
Definition: simdarray.h:1843
#define Vc_SHORT_V_SIZE
An integer (for use with the preprocessor) that gives the number of entries in a short_v.
Definition: dox.h:697
AlignedBase< Detail::max(Vector< float >::MemoryAlignment, Vector< double >::MemoryAlignment, Vector< ullong >::MemoryAlignment, Vector< llong >::MemoryAlignment, Vector< ulong >::MemoryAlignment, Vector< long >::MemoryAlignment, Vector< uint >::MemoryAlignment, Vector< int >::MemoryAlignment, Vector< ushort >::MemoryAlignment, Vector< short >::MemoryAlignment, Vector< uchar >::MemoryAlignment, Vector< schar >::MemoryAlignment)> MemoryAlignedBase
Helper class to ensure suitable alignment for arrays of scalar objects for any Vc::Vector<T> type (us...
Definition: alignedbase.h:122
#define Vc_DOUBLE_V_SIZE
An integer (for use with the preprocessor) that gives the number of entries in a double_v.
Definition: dox.h:677
#define Vc_FLOAT_V_SIZE
An integer (for use with the preprocessor) that gives the number of entries in a float_v.
Definition: dox.h:682
#define Vc_INT_V_SIZE
An integer (for use with the preprocessor) that gives the number of entries in a int_v.
Definition: dox.h:687
#define Vc_USHORT_V_SIZE
An integer (for use with the preprocessor) that gives the number of entries in a ushort_v.
Definition: dox.h:702
#define Vc_UINT_V_SIZE
An integer (for use with the preprocessor) that gives the number of entries in a uint_v.
Definition: dox.h:692
AlignedBase< Detail::max(alignof(Vector< float >), alignof(Vector< double >), alignof(Vector< ullong >), alignof(Vector< llong >), alignof(Vector< ulong >), alignof(Vector< long >), alignof(Vector< uint >), alignof(Vector< int >), alignof(Vector< ushort >), alignof(Vector< short >), alignof(Vector< uchar >), alignof(Vector< schar >))> VectorAlignedBase
Helper type to ensure suitable alignment for any Vc::Vector<T> type (using the default VectorAbi).
Definition: alignedbase.h:90
constexpr std::size_t MemoryAlignment
Specifies the most conservative memory alignment necessary for aligned loads and stores of Vector typ...
Definition: vector.h:215
constexpr std::size_t VectorAlignment
Specifies the most conservative memory alignment necessary for Vector<T> objects with default VectorA...
Definition: vector.h:204