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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_AUDIO_CPU_MIPS_VECTOR_MATH_MSA_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_AUDIO_CPU_MIPS_VECTOR_MATH_MSA_H_
#include <algorithm>
#include "third_party/blink/renderer/platform/audio/vector_math_scalar.h"
#include "third_party/blink/renderer/platform/cpu/mips/common_macros_msa.h"
namespace blink {
namespace VectorMath {
namespace MSA {
// TODO: Consider optimizing these.
using Scalar::Conv;
using Scalar::Vsvesq;
using Scalar::Zvmul;
static ALWAYS_INLINE void Vadd(const float* source1p,
int source_stride1,
const float* source2p,
int source_stride2,
float* dest_p,
int dest_stride,
size_t frames_to_process) {
int n = frames_to_process;
if (source_stride1 == 1 && source_stride2 == 1 && dest_stride == 1) {
v4f32 vSrc1P0, vSrc1P1, vSrc1P2, vSrc1P3, vSrc1P4, vSrc1P5, vSrc1P6,
vSrc1P7;
v4f32 vSrc2P0, vSrc2P1, vSrc2P2, vSrc2P3, vSrc2P4, vSrc2P5, vSrc2P6,
vSrc2P7;
v4f32 vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7;
for (; n >= 32; n -= 32) {
LD_SP8(source1p, 4, vSrc1P0, vSrc1P1, vSrc1P2, vSrc1P3, vSrc1P4, vSrc1P5,
vSrc1P6, vSrc1P7);
LD_SP8(source2p, 4, vSrc2P0, vSrc2P1, vSrc2P2, vSrc2P3, vSrc2P4, vSrc2P5,
vSrc2P6, vSrc2P7);
ADD4(vSrc1P0, vSrc2P0, vSrc1P1, vSrc2P1, vSrc1P2, vSrc2P2, vSrc1P3,
vSrc2P3, vDst0, vDst1, vDst2, vDst3);
ADD4(vSrc1P4, vSrc2P4, vSrc1P5, vSrc2P5, vSrc1P6, vSrc2P6, vSrc1P7,
vSrc2P7, vDst4, vDst5, vDst6, vDst7);
ST_SP8(vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7, dest_p, 4);
}
}
Scalar::Vadd(source1p, source_stride1, source2p, source_stride2, dest_p,
dest_stride, n);
}
static ALWAYS_INLINE void Vclip(const float* source_p,
int source_stride,
const float* low_threshold_p,
const float* high_threshold_p,
float* dest_p,
int dest_stride,
size_t frames_to_process) {
int n = frames_to_process;
if (source_stride == 1 && dest_stride == 1) {
v4f32 vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6, vSrc7;
v4f32 vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7;
v4f32 vLowThr, vHighThr;
FloatInt lowThr, highThr;
lowThr.floatVal = *low_threshold_p;
highThr.floatVal = *high_threshold_p;
vLowThr = (v4f32)__msa_fill_w(lowThr.intVal);
vHighThr = (v4f32)__msa_fill_w(highThr.intVal);
for (; n >= 32; n -= 32) {
LD_SP8(source_p, 4, vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6,
vSrc7);
VCLIP4(vSrc0, vSrc1, vSrc2, vSrc3, vLowThr, vHighThr, vDst0, vDst1, vDst2,
vDst3);
VCLIP4(vSrc4, vSrc5, vSrc6, vSrc7, vLowThr, vHighThr, vDst4, vDst5, vDst6,
vDst7);
ST_SP8(vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7, dest_p, 4);
}
}
Scalar::Vclip(source_p, source_stride, low_threshold_p, high_threshold_p,
dest_p, dest_stride, n);
}
static ALWAYS_INLINE void Vmaxmgv(const float* source_p,
int source_stride,
float* max_p,
size_t frames_to_process) {
int n = frames_to_process;
if (source_stride == 1) {
v4f32 vMax = {
0,
};
v4f32 vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6, vSrc7;
const v16i8 vSignBitMask = (v16i8)__msa_fill_w(0x7FFFFFFF);
for (; n >= 32; n -= 32) {
LD_SP8(source_p, 4, vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6,
vSrc7);
AND_W4_SP(vSrc0, vSrc1, vSrc2, vSrc3, vSignBitMask);
VMAX_W4_SP(vSrc0, vSrc1, vSrc2, vSrc3, vMax);
AND_W4_SP(vSrc4, vSrc5, vSrc6, vSrc7, vSignBitMask);
VMAX_W4_SP(vSrc4, vSrc5, vSrc6, vSrc7, vMax);
}
*max_p = std::max(*max_p, vMax[0]);
*max_p = std::max(*max_p, vMax[1]);
*max_p = std::max(*max_p, vMax[2]);
*max_p = std::max(*max_p, vMax[3]);
}
Scalar::Vmaxmgv(source_p, source_stride, max_p, n);
}
static ALWAYS_INLINE void Vmul(const float* source1p,
int source_stride1,
const float* source2p,
int source_stride2,
float* dest_p,
int dest_stride,
size_t frames_to_process) {
int n = frames_to_process;
if (source_stride1 == 1 && source_stride2 == 1 && dest_stride == 1) {
v4f32 vSrc1P0, vSrc1P1, vSrc1P2, vSrc1P3, vSrc1P4, vSrc1P5, vSrc1P6,
vSrc1P7;
v4f32 vSrc2P0, vSrc2P1, vSrc2P2, vSrc2P3, vSrc2P4, vSrc2P5, vSrc2P6,
vSrc2P7;
v4f32 vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7;
for (; n >= 32; n -= 32) {
LD_SP8(source1p, 4, vSrc1P0, vSrc1P1, vSrc1P2, vSrc1P3, vSrc1P4, vSrc1P5,
vSrc1P6, vSrc1P7);
LD_SP8(source2p, 4, vSrc2P0, vSrc2P1, vSrc2P2, vSrc2P3, vSrc2P4, vSrc2P5,
vSrc2P6, vSrc2P7);
MUL4(vSrc1P0, vSrc2P0, vSrc1P1, vSrc2P1, vSrc1P2, vSrc2P2, vSrc1P3,
vSrc2P3, vDst0, vDst1, vDst2, vDst3);
MUL4(vSrc1P4, vSrc2P4, vSrc1P5, vSrc2P5, vSrc1P6, vSrc2P6, vSrc1P7,
vSrc2P7, vDst4, vDst5, vDst6, vDst7);
ST_SP8(vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7, dest_p, 4);
}
}
Scalar::Vmul(source1p, source_stride1, source2p, source_stride2, dest_p,
dest_stride, n);
}
static ALWAYS_INLINE void Vsma(const float* source_p,
int source_stride,
const float* scale,
float* dest_p,
int dest_stride,
size_t frames_to_process) {
int n = frames_to_process;
if (source_stride == 1 && dest_stride == 1) {
float* destPCopy = dest_p;
v4f32 vScale;
v4f32 vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6, vSrc7;
v4f32 vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7;
FloatInt scaleVal;
scaleVal.floatVal = *scale;
vScale = (v4f32)__msa_fill_w(scaleVal.intVal);
for (; n >= 32; n -= 32) {
LD_SP8(source_p, 4, vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6,
vSrc7);
LD_SP8(destPCopy, 4, vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6,
vDst7);
VSMA4(vSrc0, vSrc1, vSrc2, vSrc3, vDst0, vDst1, vDst2, vDst3, vScale);
VSMA4(vSrc4, vSrc5, vSrc6, vSrc7, vDst4, vDst5, vDst6, vDst7, vScale);
ST_SP8(vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7, dest_p, 4);
}
}
Scalar::Vsma(source_p, source_stride, scale, dest_p, dest_stride, n);
}
static ALWAYS_INLINE void Vsmul(const float* source_p,
int source_stride,
const float* scale,
float* dest_p,
int dest_stride,
size_t frames_to_process) {
int n = frames_to_process;
if (source_stride == 1 && dest_stride == 1) {
v4f32 vScale;
v4f32 vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6, vSrc7;
v4f32 vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7;
FloatInt scaleVal;
scaleVal.floatVal = *scale;
vScale = (v4f32)__msa_fill_w(scaleVal.intVal);
for (; n >= 32; n -= 32) {
LD_SP8(source_p, 4, vSrc0, vSrc1, vSrc2, vSrc3, vSrc4, vSrc5, vSrc6,
vSrc7);
VSMUL4(vSrc0, vSrc1, vSrc2, vSrc3, vDst0, vDst1, vDst2, vDst3, vScale);
VSMUL4(vSrc4, vSrc5, vSrc6, vSrc7, vDst4, vDst5, vDst6, vDst7, vScale);
ST_SP8(vDst0, vDst1, vDst2, vDst3, vDst4, vDst5, vDst6, vDst7, dest_p, 4);
}
}
Scalar::Vsmul(source_p, source_stride, scale, dest_p, dest_stride, n);
}
} // namespace MSA
} // namespace VectorMath
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_AUDIO_CPU_MIPS_VECTOR_MATH_MSA_H_
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