1c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein/* 2c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein * Copyright 2015 Google Inc. 3c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein * 4c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein * Use of this source code is governed by a BSD-style license that can be 5c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein * found in the LICENSE file. 6c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein */ 7c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 8c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein#ifndef SkNx_neon_DEFINED 9c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein#define SkNx_neon_DEFINED 10c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 11c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein#include <arm_neon.h> 12c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 13d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein// Well, this is absurd. The shifts require compile-time constant arguments. 14d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 15d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein#define SHIFT8(op, v, bits) switch(bits) { \ 16d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 1: return op(v, 1); case 2: return op(v, 2); case 3: return op(v, 3); \ 17d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 4: return op(v, 4); case 5: return op(v, 5); case 6: return op(v, 6); \ 18d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 7: return op(v, 7); \ 19d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein } return fVec 20d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 21d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein#define SHIFT16(op, v, bits) if (bits < 8) { SHIFT8(op, v, bits); } switch(bits) { \ 22d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 8: return op(v, 8); case 9: return op(v, 9); \ 23d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 10: return op(v, 10); case 11: return op(v, 11); case 12: return op(v, 12); \ 24d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 13: return op(v, 13); case 14: return op(v, 14); case 15: return op(v, 15); \ 25d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein } return fVec 26d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 27d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein#define SHIFT32(op, v, bits) if (bits < 16) { SHIFT16(op, v, bits); } switch(bits) { \ 28d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 16: return op(v, 16); case 17: return op(v, 17); case 18: return op(v, 18); \ 29d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 19: return op(v, 19); case 20: return op(v, 20); case 21: return op(v, 21); \ 30d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 22: return op(v, 22); case 23: return op(v, 23); case 24: return op(v, 24); \ 31d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 25: return op(v, 25); case 26: return op(v, 26); case 27: return op(v, 27); \ 32d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 28: return op(v, 28); case 29: return op(v, 29); case 30: return op(v, 30); \ 33d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein case 31: return op(v, 31); } return fVec 34d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 35c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleintemplate <> 368fe8fffdfa7464c6f7da773b8660a2043f4998e0mtkleinclass SkNb<2, 4> { 37c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinpublic: 388fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein SkNb(uint32x2_t vec) : fVec(vec) {} 39c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 408fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein SkNb() {} 418fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein bool allTrue() const { return vget_lane_u32(fVec, 0) && vget_lane_u32(fVec, 1); } 428fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein bool anyTrue() const { return vget_lane_u32(fVec, 0) || vget_lane_u32(fVec, 1); } 43d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 448fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein uint32x2_t fVec; 45c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein}; 46c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 47c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleintemplate <> 488fe8fffdfa7464c6f7da773b8660a2043f4998e0mtkleinclass SkNb<4, 4> { 49c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinpublic: 508fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein SkNb(uint32x4_t vec) : fVec(vec) {} 51c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 528fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein SkNb() {} 538fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein bool allTrue() const { return vgetq_lane_u32(fVec, 0) && vgetq_lane_u32(fVec, 1) 548fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein && vgetq_lane_u32(fVec, 2) && vgetq_lane_u32(fVec, 3); } 558fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein bool anyTrue() const { return vgetq_lane_u32(fVec, 0) || vgetq_lane_u32(fVec, 1) 568fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein || vgetq_lane_u32(fVec, 2) || vgetq_lane_u32(fVec, 3); } 57d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 588fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein uint32x4_t fVec; 59c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein}; 60c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 61c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleintemplate <> 62c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinclass SkNf<2, float> { 638fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein typedef SkNb<2, 4> Nb; 64c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinpublic: 65c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf(float32x2_t vec) : fVec(vec) {} 66c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 67c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf() {} 68c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein explicit SkNf(float val) : fVec(vdup_n_f32(val)) {} 69c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Load(const float vals[2]) { return vld1_f32(vals); } 70c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf(float a, float b) { fVec = (float32x2_t) { a, b }; } 71c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 72c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein void store(float vals[2]) const { vst1_f32(vals, fVec); } 73c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 74c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf approxInvert() const { 75c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float32x2_t est0 = vrecpe_f32(fVec), 76c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est1 = vmul_f32(vrecps_f32(est0, fVec), est0); 77c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return est1; 78c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 79c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf invert() const { 80c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float32x2_t est1 = this->approxInvert().fVec, 81c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est2 = vmul_f32(vrecps_f32(est1, fVec), est1); 82c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return est2; 83c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 84c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 85c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator + (const SkNf& o) const { return vadd_f32(fVec, o.fVec); } 86c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator - (const SkNf& o) const { return vsub_f32(fVec, o.fVec); } 87c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator * (const SkNf& o) const { return vmul_f32(fVec, o.fVec); } 88c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator / (const SkNf& o) const { 89c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #if defined(SK_CPU_ARM64) 90c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return vdiv_f32(fVec, o.fVec); 91c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #else 92c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return vmul_f32(fVec, o.invert().fVec); 93c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #endif 94c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 95c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 968fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator == (const SkNf& o) const { return vceq_f32(fVec, o.fVec); } 978fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator < (const SkNf& o) const { return vclt_f32(fVec, o.fVec); } 988fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator > (const SkNf& o) const { return vcgt_f32(fVec, o.fVec); } 998fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator <= (const SkNf& o) const { return vcle_f32(fVec, o.fVec); } 1008fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator >= (const SkNf& o) const { return vcge_f32(fVec, o.fVec); } 1018fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator != (const SkNf& o) const { return vmvn_u32(vceq_f32(fVec, o.fVec)); } 102c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 103c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Min(const SkNf& l, const SkNf& r) { return vmin_f32(l.fVec, r.fVec); } 104c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Max(const SkNf& l, const SkNf& r) { return vmax_f32(l.fVec, r.fVec); } 105c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 106d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt0() const { return vrsqrte_f32(fVec); } 107d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt1() const { 108d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein float32x2_t est0 = this->rsqrt0().fVec; 109d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return vmul_f32(vrsqrts_f32(fVec, vmul_f32(est0, est0)), est0); 110d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein } 111d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt2() const { 112d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein float32x2_t est1 = this->rsqrt1().fVec; 113d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return vmul_f32(vrsqrts_f32(fVec, vmul_f32(est1, est1)), est1); 114c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 115c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 116c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf sqrt() const { 117c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #if defined(SK_CPU_ARM64) 118c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return vsqrt_f32(fVec); 119c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #else 120d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return *this * this->rsqrt2(); 121c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #endif 122c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 123c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 124a156a8ffbe1342a9c329e66ad1438934ac309d70mtklein template <int k> float kth() const { 125c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkASSERT(0 <= k && k < 2); 126a156a8ffbe1342a9c329e66ad1438934ac309d70mtklein return vget_lane_f32(fVec, k&1); 127c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 128c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 129c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float32x2_t fVec; 130c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein}; 131c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 132c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein#if defined(SK_CPU_ARM64) 133c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleintemplate <> 1348fe8fffdfa7464c6f7da773b8660a2043f4998e0mtkleinclass SkNb<2, 8> { 135c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinpublic: 1368fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein SkNb(uint64x2_t vec) : fVec(vec) {} 137c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 1388fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein SkNb() {} 1398fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein bool allTrue() const { return vgetq_lane_u64(fVec, 0) && vgetq_lane_u64(fVec, 1); } 1408fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein bool anyTrue() const { return vgetq_lane_u64(fVec, 0) || vgetq_lane_u64(fVec, 1); } 141d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 1428fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein uint64x2_t fVec; 143c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein}; 144c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 145c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleintemplate <> 146c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinclass SkNf<2, double> { 1478fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein typedef SkNb<2, 8> Nb; 148c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinpublic: 149c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf(float64x2_t vec) : fVec(vec) {} 150c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 151c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf() {} 152c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein explicit SkNf(double val) : fVec(vdupq_n_f64(val)) {} 153c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Load(const double vals[2]) { return vld1q_f64(vals); } 154c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf(double a, double b) { fVec = (float64x2_t) { a, b }; } 155c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 156c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein void store(double vals[2]) const { vst1q_f64(vals, fVec); } 157c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 158c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator + (const SkNf& o) const { return vaddq_f64(fVec, o.fVec); } 159c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator - (const SkNf& o) const { return vsubq_f64(fVec, o.fVec); } 160c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator * (const SkNf& o) const { return vmulq_f64(fVec, o.fVec); } 161c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator / (const SkNf& o) const { return vdivq_f64(fVec, o.fVec); } 162c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 1638fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator == (const SkNf& o) const { return vceqq_f64(fVec, o.fVec); } 1648fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator < (const SkNf& o) const { return vcltq_f64(fVec, o.fVec); } 1658fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator > (const SkNf& o) const { return vcgtq_f64(fVec, o.fVec); } 1668fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator <= (const SkNf& o) const { return vcleq_f64(fVec, o.fVec); } 1678fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator >= (const SkNf& o) const { return vcgeq_f64(fVec, o.fVec); } 1688fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator != (const SkNf& o) const { 1698fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein return vreinterpretq_u64_u32(vmvnq_u32(vreinterpretq_u32_u64(vceqq_f64(fVec, o.fVec)))); 170c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 171c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 172c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Min(const SkNf& l, const SkNf& r) { return vminq_f64(l.fVec, r.fVec); } 173c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Max(const SkNf& l, const SkNf& r) { return vmaxq_f64(l.fVec, r.fVec); } 174c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 175c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf sqrt() const { return vsqrtq_f64(fVec); } 176d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein 177d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt0() const { return vrsqrteq_f64(fVec); } 178d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt1() const { 179d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein float64x2_t est0 = this->rsqrt0().fVec; 180d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return vmulq_f64(vrsqrtsq_f64(fVec, vmulq_f64(est0, est0)), est0); 181d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein } 182d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt2() const { 183d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein float64x2_t est1 = this->rsqrt1().fVec; 184d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return vmulq_f64(vrsqrtsq_f64(fVec, vmulq_f64(est1, est1)), est1); 185c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 186c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 187c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf approxInvert() const { 188c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float64x2_t est0 = vrecpeq_f64(fVec), 189c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est1 = vmulq_f64(vrecpsq_f64(est0, fVec), est0); 190c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return est1; 191c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 192c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 193c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf invert() const { 194c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float64x2_t est1 = this->approxInvert().fVec, 195c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est2 = vmulq_f64(vrecpsq_f64(est1, fVec), est1), 196c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est3 = vmulq_f64(vrecpsq_f64(est2, fVec), est2); 197c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return est3; 198c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 199c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 200a156a8ffbe1342a9c329e66ad1438934ac309d70mtklein template <int k> double kth() const { 201c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkASSERT(0 <= k && k < 2); 202a156a8ffbe1342a9c329e66ad1438934ac309d70mtklein return vgetq_lane_f64(fVec, k&1); 203c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 204c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 205c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float64x2_t fVec; 206c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein}; 207c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein#endif//defined(SK_CPU_ARM64) 208c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 209c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleintemplate <> 2101113da72eced20480491bb87ade0ffcff4eb8ea7mtkleinclass SkNi<4, int> { 2111113da72eced20480491bb87ade0ffcff4eb8ea7mtkleinpublic: 2121113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi(const int32x4_t& vec) : fVec(vec) {} 2131113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 2141113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi() {} 2151113da72eced20480491bb87ade0ffcff4eb8ea7mtklein explicit SkNi(int val) : fVec(vdupq_n_s32(val)) {} 2161113da72eced20480491bb87ade0ffcff4eb8ea7mtklein static SkNi Load(const int vals[4]) { return vld1q_s32(vals); } 2171113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi(int a, int b, int c, int d) { fVec = (int32x4_t) { a, b, c, d }; } 2181113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 2191113da72eced20480491bb87ade0ffcff4eb8ea7mtklein void store(int vals[4]) const { vst1q_s32(vals, fVec); } 2201113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 2211113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi operator + (const SkNi& o) const { return vaddq_s32(fVec, o.fVec); } 2221113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi operator - (const SkNi& o) const { return vsubq_s32(fVec, o.fVec); } 2231113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi operator * (const SkNi& o) const { return vmulq_s32(fVec, o.fVec); } 2241113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 225d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator << (int bits) const { SHIFT32(vshlq_n_s32, fVec, bits); } 226d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator >> (int bits) const { SHIFT32(vshrq_n_s32, fVec, bits); } 2271113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 2281113da72eced20480491bb87ade0ffcff4eb8ea7mtklein template <int k> int kth() const { 2291113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkASSERT(0 <= k && k < 4); 2301113da72eced20480491bb87ade0ffcff4eb8ea7mtklein return vgetq_lane_s32(fVec, k&3); 2311113da72eced20480491bb87ade0ffcff4eb8ea7mtklein } 232d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 2331113da72eced20480491bb87ade0ffcff4eb8ea7mtklein int32x4_t fVec; 2341113da72eced20480491bb87ade0ffcff4eb8ea7mtklein}; 2351113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 2361113da72eced20480491bb87ade0ffcff4eb8ea7mtkleintemplate <> 237c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinclass SkNf<4, float> { 2388fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein typedef SkNb<4, 4> Nb; 239c9adb05b64fa0bfadf9d1a782afcda470da68c9emtkleinpublic: 240c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf(float32x4_t vec) : fVec(vec) {} 241c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 242c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf() {} 243c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein explicit SkNf(float val) : fVec(vdupq_n_f32(val)) {} 244c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Load(const float vals[4]) { return vld1q_f32(vals); } 245c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf(float a, float b, float c, float d) { fVec = (float32x4_t) { a, b, c, d }; } 246c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 247c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein void store(float vals[4]) const { vst1q_f32(vals, fVec); } 248c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 2491113da72eced20480491bb87ade0ffcff4eb8ea7mtklein SkNi<4, int> castTrunc() const { return vcvtq_s32_f32(fVec); } 2501113da72eced20480491bb87ade0ffcff4eb8ea7mtklein 251c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf approxInvert() const { 252c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float32x4_t est0 = vrecpeq_f32(fVec), 253c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est1 = vmulq_f32(vrecpsq_f32(est0, fVec), est0); 254c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return est1; 255c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 256c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf invert() const { 257c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float32x4_t est1 = this->approxInvert().fVec, 258c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein est2 = vmulq_f32(vrecpsq_f32(est1, fVec), est1); 259c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return est2; 260c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 261c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 262c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator + (const SkNf& o) const { return vaddq_f32(fVec, o.fVec); } 263c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator - (const SkNf& o) const { return vsubq_f32(fVec, o.fVec); } 264c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator * (const SkNf& o) const { return vmulq_f32(fVec, o.fVec); } 265c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf operator / (const SkNf& o) const { 266c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #if defined(SK_CPU_ARM64) 267c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return vdivq_f32(fVec, o.fVec); 268c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #else 269c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return vmulq_f32(fVec, o.invert().fVec); 270c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #endif 271c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 272c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 2738fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator == (const SkNf& o) const { return vceqq_f32(fVec, o.fVec); } 2748fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator < (const SkNf& o) const { return vcltq_f32(fVec, o.fVec); } 2758fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator > (const SkNf& o) const { return vcgtq_f32(fVec, o.fVec); } 2768fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator <= (const SkNf& o) const { return vcleq_f32(fVec, o.fVec); } 2778fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator >= (const SkNf& o) const { return vcgeq_f32(fVec, o.fVec); } 2788fe8fffdfa7464c6f7da773b8660a2043f4998e0mtklein Nb operator != (const SkNf& o) const { return vmvnq_u32(vceqq_f32(fVec, o.fVec)); } 279c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 280c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Min(const SkNf& l, const SkNf& r) { return vminq_f32(l.fVec, r.fVec); } 281c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein static SkNf Max(const SkNf& l, const SkNf& r) { return vmaxq_f32(l.fVec, r.fVec); } 282c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 283d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt0() const { return vrsqrteq_f32(fVec); } 284d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt1() const { 285d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein float32x4_t est0 = this->rsqrt0().fVec; 286d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return vmulq_f32(vrsqrtsq_f32(fVec, vmulq_f32(est0, est0)), est0); 287d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein } 288d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein SkNf rsqrt2() const { 289d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein float32x4_t est1 = this->rsqrt1().fVec; 290d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return vmulq_f32(vrsqrtsq_f32(fVec, vmulq_f32(est1, est1)), est1); 291c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 292c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 293c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkNf sqrt() const { 294c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #if defined(SK_CPU_ARM64) 295c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein return vsqrtq_f32(fVec); 296c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #else 297d7c014ff03d44d3ed7a6a2ddca59621a7e98f739mtklein return *this * this->rsqrt2(); 298c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein #endif 299c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 300c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 301a156a8ffbe1342a9c329e66ad1438934ac309d70mtklein template <int k> float kth() const { 302c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein SkASSERT(0 <= k && k < 4); 303a156a8ffbe1342a9c329e66ad1438934ac309d70mtklein return vgetq_lane_f32(fVec, k&3); 304c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein } 305c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 306c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein float32x4_t fVec; 307c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein}; 308c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein 309d2ffd36eb62e99abe2920369d1e040954cc2044fmtkleintemplate <> 310d2ffd36eb62e99abe2920369d1e040954cc2044fmtkleinclass SkNi<8, uint16_t> { 311d2ffd36eb62e99abe2920369d1e040954cc2044fmtkleinpublic: 312d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi(const uint16x8_t& vec) : fVec(vec) {} 313d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 314d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi() {} 315d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein explicit SkNi(uint16_t val) : fVec(vdupq_n_u16(val)) {} 316d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein static SkNi Load(const uint16_t vals[8]) { return vld1q_u16(vals); } 317d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 318d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi(uint16_t a, uint16_t b, uint16_t c, uint16_t d, 319d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein uint16_t e, uint16_t f, uint16_t g, uint16_t h) { 320d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein fVec = (uint16x8_t) { a,b,c,d, e,f,g,h }; 321d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein } 322d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 323d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein void store(uint16_t vals[8]) const { vst1q_u16(vals, fVec); } 324d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 325d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator + (const SkNi& o) const { return vaddq_u16(fVec, o.fVec); } 326d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator - (const SkNi& o) const { return vsubq_u16(fVec, o.fVec); } 327d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator * (const SkNi& o) const { return vmulq_u16(fVec, o.fVec); } 328d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 329d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator << (int bits) const { SHIFT16(vshlq_n_u16, fVec, bits); } 330d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator >> (int bits) const { SHIFT16(vshrq_n_u16, fVec, bits); } 331d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 33227e517ae533775889c98c65fa2f07b98357ecbc2mtklein static SkNi Min(const SkNi& a, const SkNi& b) { return vminq_u16(a.fVec, b.fVec); } 33327e517ae533775889c98c65fa2f07b98357ecbc2mtklein 334d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein template <int k> uint16_t kth() const { 335d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkASSERT(0 <= k && k < 8); 336d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein return vgetq_lane_u16(fVec, k&7); 337d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein } 338d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 339d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein uint16x8_t fVec; 340d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein}; 341d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 342d2ffd36eb62e99abe2920369d1e040954cc2044fmtkleintemplate <> 343d2ffd36eb62e99abe2920369d1e040954cc2044fmtkleinclass SkNi<16, uint8_t> { 344d2ffd36eb62e99abe2920369d1e040954cc2044fmtkleinpublic: 345d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi(const uint8x16_t& vec) : fVec(vec) {} 346d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 347d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi() {} 348d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein explicit SkNi(uint8_t val) : fVec(vdupq_n_u8(val)) {} 349d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein static SkNi Load(const uint8_t vals[16]) { return vld1q_u8(vals); } 350d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 351d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi(uint8_t a, uint8_t b, uint8_t c, uint8_t d, 352d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein uint8_t e, uint8_t f, uint8_t g, uint8_t h, 353d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein uint8_t i, uint8_t j, uint8_t k, uint8_t l, 354d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein uint8_t m, uint8_t n, uint8_t o, uint8_t p) { 355d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein fVec = (uint8x16_t) { a,b,c,d, e,f,g,h, i,j,k,l, m,n,o,p }; 356d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein } 357d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 358d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein void store(uint8_t vals[16]) const { vst1q_u8(vals, fVec); } 359d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 36004d24a3f86b6f2382e5c6ffaf161ffc734a4d02amtklein SkNi saturatedAdd(const SkNi& o) const { return vqaddq_u8(fVec, o.fVec); } 36104d24a3f86b6f2382e5c6ffaf161ffc734a4d02amtklein 362d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator + (const SkNi& o) const { return vaddq_u8(fVec, o.fVec); } 363d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator - (const SkNi& o) const { return vsubq_u8(fVec, o.fVec); } 364d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator * (const SkNi& o) const { return vmulq_u8(fVec, o.fVec); } 365d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 366d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator << (int bits) const { SHIFT8(vshlq_n_u8, fVec, bits); } 367d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkNi operator >> (int bits) const { SHIFT8(vshrq_n_u8, fVec, bits); } 368d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 36927e517ae533775889c98c65fa2f07b98357ecbc2mtklein static SkNi Min(const SkNi& a, const SkNi& b) { return vminq_u8(a.fVec, b.fVec); } 37027e517ae533775889c98c65fa2f07b98357ecbc2mtklein 371d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein template <int k> uint8_t kth() const { 372d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein SkASSERT(0 <= k && k < 15); 373d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein return vgetq_lane_u8(fVec, k&16); 374d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein } 375d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 376d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein uint8x16_t fVec; 377d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein}; 378d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 379d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein#undef SHIFT32 380d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein#undef SHIFT16 381d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein#undef SHIFT8 382d2ffd36eb62e99abe2920369d1e040954cc2044fmtklein 383c9adb05b64fa0bfadf9d1a782afcda470da68c9emtklein#endif//SkNx_neon_DEFINED 384