OpenShot Audio Library | OpenShotAudio: juce_SIMDRegister.h Source File

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juce_SIMDRegister.h
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2017 - ROLI Ltd.
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 By using JUCE, you agree to the terms of both the JUCE 5 End-User License
11 Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
12 27th April 2017).
13
14 End User License Agreement: www.juce.com/juce-5-licence
15 Privacy Policy: www.juce.com/juce-5-privacy-policy
16
17 Or: You may also use this code under the terms of the GPL v3 (see
18 www.gnu.org/licenses).
19
20 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
21 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
22 DISCLAIMED.
23
24 ==============================================================================
25*/
26
27namespace juce
28{
29namespace dsp
30{
31
32#ifndef DOXYGEN
33 // This class is needed internally.
34 template <typename Scalar>
35 struct CmplxSIMDOps;
36#endif
37
38//==============================================================================
62template <typename Type>
63 struct SIMDRegister
64{
65 //==============================================================================
67 using ElementType = Type;
68
70 using value_type = ElementType;
71
74 using MaskType = typename SIMDInternal::MaskTypeFor<ElementType>::type;
75
76 //==============================================================================
77 // Here are some types which are needed internally
78
80 using PrimitiveType = typename SIMDInternal::PrimitiveType<ElementType>::type;
81
83 using NativeOps = SIMDNativeOps<PrimitiveType>;
84
86 using vSIMDType = typename NativeOps::vSIMDType;
87
89 using vMaskType = SIMDRegister<MaskType>;
90
92 using vMaskSIMDType = typename vMaskType::vSIMDType;
93
96 using CmplxOps = CmplxSIMDOps<ElementType>;
97
100 struct ElementAccess;
101
102 //==============================================================================
104 static constexpr size_t SIMDRegisterSize = sizeof (vSIMDType);
105
107 static constexpr size_t SIMDNumElements = SIMDRegisterSize / sizeof (ElementType);
108
109 vSIMDType value;
110
112 inline SIMDRegister() noexcept = default;
113
115 inline SIMDRegister (vSIMDType a) noexcept : value (a) {}
116
118 inline SIMDRegister (Type s) noexcept { *this = s; }
119
121 inline ~SIMDRegister() noexcept = default;
122
123 //==============================================================================
125 static constexpr size_t size() noexcept { return SIMDNumElements; }
126
127 //==============================================================================
130 inline static SIMDRegister JUCE_VECTOR_CALLTYPE expand (ElementType s) noexcept { return {CmplxOps::expand (s)}; }
131
134 inline static SIMDRegister JUCE_VECTOR_CALLTYPE fromNative (vSIMDType a) noexcept { return {a}; }
135
137 inline static SIMDRegister JUCE_VECTOR_CALLTYPE fromRawArray (const ElementType* a) noexcept
138 {
139 jassert (isSIMDAligned (a));
140 return {CmplxOps::load (a)};
141 }
142
144 inline void JUCE_VECTOR_CALLTYPE copyToRawArray (ElementType* a) const noexcept
145 {
146 jassert (isSIMDAligned (a));
147 CmplxOps::store (value, a);
148 }
149
150 //==============================================================================
153 inline ElementType JUCE_VECTOR_CALLTYPE get (size_t idx) const noexcept
154 {
155 jassert (idx < SIMDNumElements);
156 return CmplxOps::get (value, idx);
157 }
158
161 inline void JUCE_VECTOR_CALLTYPE set (size_t idx, ElementType v) noexcept
162 {
163 jassert (idx < SIMDNumElements);
164 value = CmplxOps::set (value, idx, v);
165 }
166
167 //==============================================================================
170 inline ElementType JUCE_VECTOR_CALLTYPE operator[] (size_t idx) const noexcept
171 {
172 return get (idx);
173 }
174
177 inline ElementAccess JUCE_VECTOR_CALLTYPE operator[] (size_t idx) noexcept
178 {
179 jassert (idx < SIMDNumElements);
180 return ElementAccess (*this, idx);
181 }
182
183 //==============================================================================
185 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator+= (SIMDRegister v) noexcept { value = NativeOps::add (value, v.value); return *this; }
186
188 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator-= (SIMDRegister v) noexcept { value = NativeOps::sub (value, v.value); return *this; }
189
191 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator*= (SIMDRegister v) noexcept { value = CmplxOps::mul (value, v.value); return *this; }
192
193 //==============================================================================
195 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator= (ElementType s) noexcept { value = CmplxOps::expand (s); return *this; }
196
198 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator+= (ElementType s) noexcept { value = NativeOps::add (value, CmplxOps::expand (s)); return *this; }
199
201 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator-= (ElementType s) noexcept { value = NativeOps::sub (value, CmplxOps::expand (s)); return *this; }
202
204 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator*= (ElementType s) noexcept { value = CmplxOps::mul (value, CmplxOps::expand (s)); return *this; }
205
206 //==============================================================================
208 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator&= (vMaskType v) noexcept { value = NativeOps::bit_and (value, toVecType (v.value)); return *this; }
209
211 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator|= (vMaskType v) noexcept { value = NativeOps::bit_or (value, toVecType (v.value)); return *this; }
212
214 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator^= (vMaskType v) noexcept { value = NativeOps::bit_xor (value, toVecType (v.value)); return *this; }
215
216 //==============================================================================
218 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator&= (MaskType s) noexcept { value = NativeOps::bit_and (value, toVecType (s)); return *this; }
219
221 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator|= (MaskType s) noexcept { value = NativeOps::bit_or (value, toVecType (s)); return *this; }
222
224 inline SIMDRegister& JUCE_VECTOR_CALLTYPE operator^= (MaskType s) noexcept { value = NativeOps::bit_xor (value, toVecType (s)); return *this; }
225
226 //==============================================================================
228 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator+ (SIMDRegister v) const noexcept { return { NativeOps::add (value, v.value) }; }
229
231 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator- (SIMDRegister v) const noexcept { return { NativeOps::sub (value, v.value) }; }
232
234 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator* (SIMDRegister v) const noexcept { return { CmplxOps::mul (value, v.value) }; }
235
236 //==============================================================================
238 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator+ (ElementType s) const noexcept { return { NativeOps::add (value, CmplxOps::expand (s)) }; }
239
241 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator- (ElementType s) const noexcept { return { NativeOps::sub (value, CmplxOps::expand (s)) }; }
242
244 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator* (ElementType s) const noexcept { return { CmplxOps::mul (value, CmplxOps::expand (s)) }; }
245
246 //==============================================================================
248 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator& (vMaskType v) const noexcept { return { NativeOps::bit_and (value, toVecType (v.value)) }; }
249
251 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator| (vMaskType v) const noexcept { return { NativeOps::bit_or (value, toVecType (v.value)) }; }
252
254 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator^ (vMaskType v) const noexcept { return { NativeOps::bit_xor (value, toVecType (v.value)) }; }
255
257 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator~() const noexcept { return { NativeOps::bit_not (value) }; }
258
259 //==============================================================================
261 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator& (MaskType s) const noexcept { return { NativeOps::bit_and (value, toVecType (s)) }; }
262
264 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator| (MaskType s) const noexcept { return { NativeOps::bit_or (value, toVecType (s)) }; }
265
267 inline SIMDRegister JUCE_VECTOR_CALLTYPE operator^ (MaskType s) const noexcept { return { NativeOps::bit_xor (value, toVecType (s)) }; }
268
269 //==============================================================================
271 inline bool JUCE_VECTOR_CALLTYPE operator== (SIMDRegister other) const noexcept { return NativeOps::allEqual (value, other.value); }
272
274 inline bool JUCE_VECTOR_CALLTYPE operator!= (SIMDRegister other) const noexcept { return ! (*this == other); }
275
277 inline bool JUCE_VECTOR_CALLTYPE operator== (Type s) const noexcept { return *this == SIMDRegister::expand (s); }
278
280 inline bool JUCE_VECTOR_CALLTYPE operator!= (Type s) const noexcept { return ! (*this == s); }
281
282 //==============================================================================
286 static inline vMaskType JUCE_VECTOR_CALLTYPE equal (SIMDRegister a, SIMDRegister b) noexcept { return toMaskType (NativeOps::equal (a.value, b.value)); }
287
291 static inline vMaskType JUCE_VECTOR_CALLTYPE notEqual (SIMDRegister a, SIMDRegister b) noexcept { return toMaskType (NativeOps::notEqual (a.value, b.value)); }
292
296 static inline vMaskType JUCE_VECTOR_CALLTYPE lessThan (SIMDRegister a, SIMDRegister b) noexcept { return toMaskType (NativeOps::greaterThan (b.value, a.value)); }
297
301 static inline vMaskType JUCE_VECTOR_CALLTYPE lessThanOrEqual (SIMDRegister a, SIMDRegister b) noexcept { return toMaskType (NativeOps::greaterThanOrEqual (b.value, a.value)); }
302
306 static inline vMaskType JUCE_VECTOR_CALLTYPE greaterThan (SIMDRegister a, SIMDRegister b) noexcept { return toMaskType (NativeOps::greaterThan (a.value, b.value)); }
307
311 static inline vMaskType JUCE_VECTOR_CALLTYPE greaterThanOrEqual (SIMDRegister a, SIMDRegister b) noexcept { return toMaskType (NativeOps::greaterThanOrEqual (a.value, b.value)); }
312
313 //==============================================================================
315 static inline SIMDRegister JUCE_VECTOR_CALLTYPE min (SIMDRegister a, SIMDRegister b) noexcept { return { NativeOps::min (a.value, b.value) }; }
316
318 static inline SIMDRegister JUCE_VECTOR_CALLTYPE max (SIMDRegister a, SIMDRegister b) noexcept { return { NativeOps::max (a.value, b.value) }; }
319
320 //==============================================================================
322 static inline SIMDRegister JUCE_VECTOR_CALLTYPE multiplyAdd (SIMDRegister a, const SIMDRegister b, SIMDRegister c) noexcept
323 {
324 return { CmplxOps::muladd (a.value, b.value, c.value) };
325 }
326
327 //==============================================================================
329 inline ElementType sum() const noexcept { return CmplxOps::sum (value); }
330
331 //==============================================================================
334 static inline SIMDRegister JUCE_VECTOR_CALLTYPE truncate (SIMDRegister a) noexcept { return { NativeOps::truncate (a.value) }; }
335
336 //==============================================================================
338 static inline SIMDRegister JUCE_VECTOR_CALLTYPE abs (SIMDRegister a) noexcept
339 {
340 return a - (a * (expand (ElementType (2)) & lessThan (a, expand (ElementType (0)))));
341 }
342
343 //==============================================================================
345 static inline bool isSIMDAligned (const ElementType* ptr) noexcept
346 {
347 uintptr_t bitmask = SIMDRegisterSize - 1;
348 return (reinterpret_cast<uintptr_t> (ptr) & bitmask) == 0;
349 }
350
356 static inline ElementType* getNextSIMDAlignedPtr (ElementType* ptr) noexcept
357 {
358 return snapPointerToAlignment (ptr, SIMDRegisterSize);
359 }
360
361private:
362 static inline vMaskType JUCE_VECTOR_CALLTYPE toMaskType (vSIMDType a) noexcept
363 {
364 union
365 {
366 vSIMDType in;
367 vMaskSIMDType out;
368 } u;
369
370 u.in = a;
371 return vMaskType::fromNative (u.out);
372 }
373
374 static inline vSIMDType JUCE_VECTOR_CALLTYPE toVecType (vMaskSIMDType a) noexcept
375 {
376 union
377 {
378 vMaskSIMDType in;
379 vSIMDType out;
380 } u;
381
382 u.in = a;
383 return u.out;
384 }
385
386 static inline vSIMDType JUCE_VECTOR_CALLTYPE toVecType (MaskType a) noexcept
387 {
388 union
389 {
390 vMaskSIMDType in;
391 vSIMDType out;
392 } u;
393
394 u.in = CmplxSIMDOps<MaskType>::expand (a);
395 return u.out;
396 }
397};
398
399} // namespace dsp
400} // namespace juce
401
402#ifndef DOXYGEN
403 #include "juce_SIMDRegister_Impl.h"
404#endif
juce::dsp::SIMDRegister
Definition: juce_SIMDRegister.h:64
juce::dsp::SIMDRegister::truncate
static SIMDRegister JUCE_VECTOR_CALLTYPE truncate(SIMDRegister a) noexcept
Definition: juce_SIMDRegister.h:334
juce::dsp::SIMDRegister::operator*=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator*=(SIMDRegister v) noexcept
Definition: juce_SIMDRegister.h:191
juce::dsp::SIMDRegister::expand
static SIMDRegister JUCE_VECTOR_CALLTYPE expand(ElementType s) noexcept
Definition: juce_SIMDRegister.h:130
juce::dsp::SIMDRegister::vSIMDType
typename NativeOps::vSIMDType vSIMDType
Definition: juce_SIMDRegister.h:86
juce::dsp::SIMDRegister::sum
ElementType sum() const noexcept
Definition: juce_SIMDRegister.h:329
juce::dsp::SIMDRegister::copyToRawArray
void JUCE_VECTOR_CALLTYPE copyToRawArray(ElementType *a) const noexcept
Definition: juce_SIMDRegister.h:144
juce::dsp::SIMDRegister::operator=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator=(ElementType s) noexcept
Definition: juce_SIMDRegister.h:195
juce::dsp::SIMDRegister::max
static SIMDRegister JUCE_VECTOR_CALLTYPE max(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:318
juce::dsp::SIMDRegister::getNextSIMDAlignedPtr
static ElementType * getNextSIMDAlignedPtr(ElementType *ptr) noexcept
Definition: juce_SIMDRegister.h:356
juce::dsp::SIMDRegister::greaterThanOrEqual
static vMaskType JUCE_VECTOR_CALLTYPE greaterThanOrEqual(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:311
juce::dsp::SIMDRegister::greaterThan
static vMaskType JUCE_VECTOR_CALLTYPE greaterThan(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:306
juce::dsp::SIMDRegister::operator!=
bool JUCE_VECTOR_CALLTYPE operator!=(SIMDRegister other) const noexcept
Definition: juce_SIMDRegister.h:274
juce::dsp::SIMDRegister::isSIMDAligned
static bool isSIMDAligned(const ElementType *ptr) noexcept
Definition: juce_SIMDRegister.h:345
juce::dsp::SIMDRegister::abs
static SIMDRegister JUCE_VECTOR_CALLTYPE abs(SIMDRegister a) noexcept
Definition: juce_SIMDRegister.h:338
juce::dsp::SIMDRegister::operator|
SIMDRegister JUCE_VECTOR_CALLTYPE operator|(vMaskType v) const noexcept
Definition: juce_SIMDRegister.h:251
juce::dsp::SIMDRegister::vMaskType
SIMDRegister< MaskType > vMaskType
Definition: juce_SIMDRegister.h:89
juce::dsp::SIMDRegister::SIMDRegisterSize
static constexpr size_t SIMDRegisterSize
Definition: juce_SIMDRegister.h:104
juce::dsp::SIMDRegister::operator^=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator^=(vMaskType v) noexcept
Definition: juce_SIMDRegister.h:214
juce::dsp::SIMDRegister::equal
static vMaskType JUCE_VECTOR_CALLTYPE equal(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:286
juce::dsp::SIMDRegister::get
ElementType JUCE_VECTOR_CALLTYPE get(size_t idx) const noexcept
Definition: juce_SIMDRegister.h:153
juce::dsp::SIMDRegister::operator-=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator-=(SIMDRegister v) noexcept
Definition: juce_SIMDRegister.h:188
juce::dsp::SIMDRegister::operator&=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator&=(vMaskType v) noexcept
Definition: juce_SIMDRegister.h:208
juce::dsp::SIMDRegister::NativeOps
SIMDNativeOps< PrimitiveType > NativeOps
Definition: juce_SIMDRegister.h:83
juce::dsp::SIMDRegister::multiplyAdd
static SIMDRegister JUCE_VECTOR_CALLTYPE multiplyAdd(SIMDRegister a, const SIMDRegister b, SIMDRegister c) noexcept
Definition: juce_SIMDRegister.h:322
juce::dsp::SIMDRegister::size
static constexpr size_t size() noexcept
Definition: juce_SIMDRegister.h:125
juce::dsp::SIMDRegister::lessThan
static vMaskType JUCE_VECTOR_CALLTYPE lessThan(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:296
juce::dsp::SIMDRegister::SIMDRegister
SIMDRegister() noexcept=default
juce::dsp::SIMDRegister::ElementType
Type ElementType
Definition: juce_SIMDRegister.h:67
juce::dsp::SIMDRegister::min
static SIMDRegister JUCE_VECTOR_CALLTYPE min(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:315
juce::dsp::SIMDRegister::SIMDNumElements
static constexpr size_t SIMDNumElements
Definition: juce_SIMDRegister.h:107
juce::dsp::SIMDRegister::vMaskSIMDType
typename vMaskType::vSIMDType vMaskSIMDType
Definition: juce_SIMDRegister.h:92
juce::dsp::SIMDRegister::~SIMDRegister
~SIMDRegister() noexcept=default
juce::dsp::SIMDRegister::set
void JUCE_VECTOR_CALLTYPE set(size_t idx, ElementType v) noexcept
Definition: juce_SIMDRegister.h:161
juce::dsp::SIMDRegister::operator+=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator+=(SIMDRegister v) noexcept
Definition: juce_SIMDRegister.h:185
juce::dsp::SIMDRegister::lessThanOrEqual
static vMaskType JUCE_VECTOR_CALLTYPE lessThanOrEqual(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:301
juce::dsp::SIMDRegister::operator~
SIMDRegister JUCE_VECTOR_CALLTYPE operator~() const noexcept
Definition: juce_SIMDRegister.h:257
juce::dsp::SIMDRegister::operator^
SIMDRegister JUCE_VECTOR_CALLTYPE operator^(vMaskType v) const noexcept
Definition: juce_SIMDRegister.h:254
juce::dsp::SIMDRegister::SIMDRegister
SIMDRegister(Type s) noexcept
Definition: juce_SIMDRegister.h:118
juce::dsp::SIMDRegister::fromNative
static SIMDRegister JUCE_VECTOR_CALLTYPE fromNative(vSIMDType a) noexcept
Definition: juce_SIMDRegister.h:134
juce::dsp::SIMDRegister::MaskType
typename SIMDInternal::MaskTypeFor< ElementType >::type MaskType
Definition: juce_SIMDRegister.h:74
juce::dsp::SIMDRegister::CmplxOps
CmplxSIMDOps< ElementType > CmplxOps
Definition: juce_SIMDRegister.h:96
juce::dsp::SIMDRegister::PrimitiveType
typename SIMDInternal::PrimitiveType< ElementType >::type PrimitiveType
Definition: juce_SIMDRegister.h:80
juce::dsp::SIMDRegister::operator|=
SIMDRegister &JUCE_VECTOR_CALLTYPE operator|=(vMaskType v) noexcept
Definition: juce_SIMDRegister.h:211
juce::dsp::SIMDRegister::operator&
SIMDRegister JUCE_VECTOR_CALLTYPE operator&(vMaskType v) const noexcept
Definition: juce_SIMDRegister.h:248
juce::dsp::SIMDRegister::fromRawArray
static SIMDRegister JUCE_VECTOR_CALLTYPE fromRawArray(const ElementType *a) noexcept
Definition: juce_SIMDRegister.h:137
juce::dsp::SIMDRegister::operator+
SIMDRegister JUCE_VECTOR_CALLTYPE operator+(SIMDRegister v) const noexcept
Definition: juce_SIMDRegister.h:228
juce::dsp::SIMDRegister::operator[]
ElementType JUCE_VECTOR_CALLTYPE operator[](size_t idx) const noexcept
Definition: juce_SIMDRegister.h:170
juce::dsp::SIMDRegister::notEqual
static vMaskType JUCE_VECTOR_CALLTYPE notEqual(SIMDRegister a, SIMDRegister b) noexcept
Definition: juce_SIMDRegister.h:291
juce::dsp::SIMDRegister::operator*
SIMDRegister JUCE_VECTOR_CALLTYPE operator*(SIMDRegister v) const noexcept
Definition: juce_SIMDRegister.h:234
juce::dsp::SIMDRegister::operator-
SIMDRegister JUCE_VECTOR_CALLTYPE operator-(SIMDRegister v) const noexcept
Definition: juce_SIMDRegister.h:231
juce::dsp::SIMDRegister::value_type
ElementType value_type
Definition: juce_SIMDRegister.h:70
juce::dsp::SIMDRegister::operator==
bool JUCE_VECTOR_CALLTYPE operator==(SIMDRegister other) const noexcept
Definition: juce_SIMDRegister.h:271