| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkNx_sse_DEFINED |
| #define SkNx_sse_DEFINED |
| |
| // This file may assume <= SSE2, but must check SK_CPU_SSE_LEVEL for anything more recent. |
| #include <immintrin.h> |
| |
| template <> |
| class SkNi<2, int32_t> { |
| public: |
| SkNi(const __m128i& vec) : fVec(vec) {} |
| |
| SkNi() {} |
| bool allTrue() const { return 0xff == (_mm_movemask_epi8(fVec) & 0xff); } |
| bool anyTrue() const { return 0x00 != (_mm_movemask_epi8(fVec) & 0xff); } |
| |
| private: |
| __m128i fVec; |
| }; |
| |
| template <> |
| class SkNi<4, int32_t> { |
| public: |
| SkNi(const __m128i& vec) : fVec(vec) {} |
| |
| SkNi() {} |
| bool allTrue() const { return 0xffff == _mm_movemask_epi8(fVec); } |
| bool anyTrue() const { return 0x0000 != _mm_movemask_epi8(fVec); } |
| |
| private: |
| __m128i fVec; |
| }; |
| |
| template <> |
| class SkNi<2, int64_t> { |
| public: |
| SkNi(const __m128i& vec) : fVec(vec) {} |
| |
| SkNi() {} |
| bool allTrue() const { return 0xffff == _mm_movemask_epi8(fVec); } |
| bool anyTrue() const { return 0x0000 != _mm_movemask_epi8(fVec); } |
| |
| private: |
| __m128i fVec; |
| }; |
| |
| |
| template <> |
| class SkNf<2, float> { |
| typedef SkNi<2, int32_t> Ni; |
| public: |
| SkNf(const __m128& vec) : fVec(vec) {} |
| |
| SkNf() {} |
| explicit SkNf(float val) : fVec(_mm_set1_ps(val)) {} |
| static SkNf Load(const float vals[2]) { |
| return _mm_castsi128_ps(_mm_loadl_epi64((const __m128i*)vals)); |
| } |
| SkNf(float a, float b) : fVec(_mm_setr_ps(a,b,0,0)) {} |
| |
| void store(float vals[2]) const { _mm_storel_pi((__m64*)vals, fVec); } |
| |
| SkNf operator + (const SkNf& o) const { return _mm_add_ps(fVec, o.fVec); } |
| SkNf operator - (const SkNf& o) const { return _mm_sub_ps(fVec, o.fVec); } |
| SkNf operator * (const SkNf& o) const { return _mm_mul_ps(fVec, o.fVec); } |
| SkNf operator / (const SkNf& o) const { return _mm_div_ps(fVec, o.fVec); } |
| |
| Ni operator == (const SkNf& o) const { return _mm_castps_si128(_mm_cmpeq_ps (fVec, o.fVec)); } |
| Ni operator != (const SkNf& o) const { return _mm_castps_si128(_mm_cmpneq_ps(fVec, o.fVec)); } |
| Ni operator < (const SkNf& o) const { return _mm_castps_si128(_mm_cmplt_ps (fVec, o.fVec)); } |
| Ni operator > (const SkNf& o) const { return _mm_castps_si128(_mm_cmpgt_ps (fVec, o.fVec)); } |
| Ni operator <= (const SkNf& o) const { return _mm_castps_si128(_mm_cmple_ps (fVec, o.fVec)); } |
| Ni operator >= (const SkNf& o) const { return _mm_castps_si128(_mm_cmpge_ps (fVec, o.fVec)); } |
| |
| static SkNf Min(const SkNf& l, const SkNf& r) { return _mm_min_ps(l.fVec, r.fVec); } |
| static SkNf Max(const SkNf& l, const SkNf& r) { return _mm_max_ps(l.fVec, r.fVec); } |
| |
| SkNf sqrt() const { return _mm_sqrt_ps (fVec); } |
| SkNf rsqrt() const { return _mm_rsqrt_ps(fVec); } |
| |
| SkNf invert() const { return SkNf(1) / *this; } |
| SkNf approxInvert() const { return _mm_rcp_ps(fVec); } |
| |
| float operator[] (int k) const { |
| SkASSERT(0 <= k && k < 2); |
| union { __m128 v; float fs[4]; } pun = {fVec}; |
| return pun.fs[k]; |
| } |
| |
| private: |
| __m128 fVec; |
| }; |
| |
| template <> |
| class SkNf<2, double> { |
| typedef SkNi<2, int64_t> Ni; |
| public: |
| SkNf(const __m128d& vec) : fVec(vec) {} |
| |
| SkNf() {} |
| explicit SkNf(double val) : fVec( _mm_set1_pd(val) ) {} |
| static SkNf Load(const double vals[2]) { return _mm_loadu_pd(vals); } |
| SkNf(double a, double b) : fVec(_mm_setr_pd(a,b)) {} |
| |
| void store(double vals[2]) const { _mm_storeu_pd(vals, fVec); } |
| |
| SkNf operator + (const SkNf& o) const { return _mm_add_pd(fVec, o.fVec); } |
| SkNf operator - (const SkNf& o) const { return _mm_sub_pd(fVec, o.fVec); } |
| SkNf operator * (const SkNf& o) const { return _mm_mul_pd(fVec, o.fVec); } |
| SkNf operator / (const SkNf& o) const { return _mm_div_pd(fVec, o.fVec); } |
| |
| Ni operator == (const SkNf& o) const { return _mm_castpd_si128(_mm_cmpeq_pd (fVec, o.fVec)); } |
| Ni operator != (const SkNf& o) const { return _mm_castpd_si128(_mm_cmpneq_pd(fVec, o.fVec)); } |
| Ni operator < (const SkNf& o) const { return _mm_castpd_si128(_mm_cmplt_pd (fVec, o.fVec)); } |
| Ni operator > (const SkNf& o) const { return _mm_castpd_si128(_mm_cmpgt_pd (fVec, o.fVec)); } |
| Ni operator <= (const SkNf& o) const { return _mm_castpd_si128(_mm_cmple_pd (fVec, o.fVec)); } |
| Ni operator >= (const SkNf& o) const { return _mm_castpd_si128(_mm_cmpge_pd (fVec, o.fVec)); } |
| |
| static SkNf Min(const SkNf& l, const SkNf& r) { return _mm_min_pd(l.fVec, r.fVec); } |
| static SkNf Max(const SkNf& l, const SkNf& r) { return _mm_max_pd(l.fVec, r.fVec); } |
| |
| SkNf sqrt() const { return _mm_sqrt_pd(fVec); } |
| SkNf rsqrt() const { return _mm_cvtps_pd(_mm_rsqrt_ps(_mm_cvtpd_ps(fVec))); } |
| |
| SkNf invert() const { return SkNf(1) / *this; } |
| SkNf approxInvert() const { return _mm_cvtps_pd(_mm_rcp_ps(_mm_cvtpd_ps(fVec))); } |
| |
| double operator[] (int k) const { |
| SkASSERT(0 <= k && k < 2); |
| union { __m128d v; double ds[2]; } pun = {fVec}; |
| return pun.ds[k]; |
| } |
| |
| private: |
| __m128d fVec; |
| }; |
| |
| template <> |
| class SkNf<4, float> { |
| typedef SkNi<4, int32_t> Ni; |
| public: |
| SkNf(const __m128& vec) : fVec(vec) {} |
| __m128 vec() const { return fVec; } |
| |
| SkNf() {} |
| explicit SkNf(float val) : fVec( _mm_set1_ps(val) ) {} |
| static SkNf Load(const float vals[4]) { return _mm_loadu_ps(vals); } |
| SkNf(float a, float b, float c, float d) : fVec(_mm_setr_ps(a,b,c,d)) {} |
| |
| void store(float vals[4]) const { _mm_storeu_ps(vals, fVec); } |
| |
| SkNf operator + (const SkNf& o) const { return _mm_add_ps(fVec, o.fVec); } |
| SkNf operator - (const SkNf& o) const { return _mm_sub_ps(fVec, o.fVec); } |
| SkNf operator * (const SkNf& o) const { return _mm_mul_ps(fVec, o.fVec); } |
| SkNf operator / (const SkNf& o) const { return _mm_div_ps(fVec, o.fVec); } |
| |
| Ni operator == (const SkNf& o) const { return _mm_castps_si128(_mm_cmpeq_ps (fVec, o.fVec)); } |
| Ni operator != (const SkNf& o) const { return _mm_castps_si128(_mm_cmpneq_ps(fVec, o.fVec)); } |
| Ni operator < (const SkNf& o) const { return _mm_castps_si128(_mm_cmplt_ps (fVec, o.fVec)); } |
| Ni operator > (const SkNf& o) const { return _mm_castps_si128(_mm_cmpgt_ps (fVec, o.fVec)); } |
| Ni operator <= (const SkNf& o) const { return _mm_castps_si128(_mm_cmple_ps (fVec, o.fVec)); } |
| Ni operator >= (const SkNf& o) const { return _mm_castps_si128(_mm_cmpge_ps (fVec, o.fVec)); } |
| |
| static SkNf Min(const SkNf& l, const SkNf& r) { return _mm_min_ps(l.fVec, r.fVec); } |
| static SkNf Max(const SkNf& l, const SkNf& r) { return _mm_max_ps(l.fVec, r.fVec); } |
| |
| SkNf sqrt() const { return _mm_sqrt_ps (fVec); } |
| SkNf rsqrt() const { return _mm_rsqrt_ps(fVec); } |
| |
| SkNf invert() const { return SkNf(1) / *this; } |
| SkNf approxInvert() const { return _mm_rcp_ps(fVec); } |
| |
| float operator[] (int k) const { |
| SkASSERT(0 <= k && k < 4); |
| union { __m128 v; float fs[4]; } pun = {fVec}; |
| return pun.fs[k]; |
| } |
| |
| private: |
| __m128 fVec; |
| }; |
| |
| |
| #endif//SkNx_sse_DEFINED |