Bug 877662 - Add an SSE2 implementation of AudioNodeEngine.cpp functions. r=ehsan

MozReview-Commit-ID: GhxFwFlmqPr

--HG--
extra : rebase_source : 73c3ca69123b8ffafa010d0fe3b7205fe5f6f89b
This commit is contained in:
Paul Adenot 2013-06-11 02:01:54 +02:00
Родитель 8c7cbbbf79
Коммит 1bc7b6b66f
2 изменённых файлов: 291 добавлений и 0 удалений

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/* -*- mode: c++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* this source code form is subject to the terms of the mozilla public
* license, v. 2.0. if a copy of the mpl was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "AudioNodeEngineSSE2.h"
#include <emmintrin.h>
#ifdef DEBUG
#define ASSERT_ALIGNED(ptr) \
MOZ_ASSERT((((uintptr_t)ptr + 15) & ~0x0F) == (uintptr_t)ptr, \
#ptr " has to be aligned 16-bytes aligned.");
#else
#define ASSERT_ALIGNED(ptr)
#endif
namespace mozilla {
void
AudioBlockAddChannelWithScale_SSE(const float aInput[WEBAUDIO_BLOCK_SIZE],
float aScale,
float aOutput[WEBAUDIO_BLOCK_SIZE])
{
__m128 vin0, vin1, vin2, vin3,
vscaled0, vscaled1, vscaled2, vscaled3,
vout0, vout1, vout2, vout3,
vgain;
ASSERT_ALIGNED(aInput);
ASSERT_ALIGNED(aOutput);
vgain = _mm_load1_ps(&aScale);
for (unsigned i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
vin0 = _mm_load_ps(&aInput[i]);
vin1 = _mm_load_ps(&aInput[i + 4]);
vin2 = _mm_load_ps(&aInput[i + 8]);
vin3 = _mm_load_ps(&aInput[i + 12]);
vscaled0 = _mm_mul_ps(vin0, vgain);
vscaled1 = _mm_mul_ps(vin1, vgain);
vscaled2 = _mm_mul_ps(vin2, vgain);
vscaled3 = _mm_mul_ps(vin3, vgain);
vin0 = _mm_load_ps(&aOutput[i]);
vin1 = _mm_load_ps(&aOutput[i + 4]);
vin2 = _mm_load_ps(&aOutput[i + 8]);
vin3 = _mm_load_ps(&aOutput[i + 12]);
vout0 = _mm_add_ps(vin0, vscaled0);
vout1 = _mm_add_ps(vin1, vscaled1);
vout2 = _mm_add_ps(vin2, vscaled2);
vout3 = _mm_add_ps(vin3, vscaled3);
_mm_store_ps(&aOutput[i], vout0);
_mm_store_ps(&aOutput[i + 4], vout1);
_mm_store_ps(&aOutput[i + 8], vout2);
_mm_store_ps(&aOutput[i + 12], vout3);
}
}
void
AudioBlockAddChannel_SSE(const float aInput[WEBAUDIO_BLOCK_SIZE],
float aOutput[WEBAUDIO_BLOCK_SIZE])
{
__m128 vin0, vin1, vin2, vin3,
vin4, vin5, vin6, vin7,
vout0, vout1, vout2, vout3;
ASSERT_ALIGNED(aInput);
ASSERT_ALIGNED(aOutput);
for (unsigned i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
vin0 = _mm_load_ps(&aInput[i]);
vin1 = _mm_load_ps(&aInput[i + 4]);
vin2 = _mm_load_ps(&aInput[i + 8]);
vin3 = _mm_load_ps(&aInput[i + 12]);
vin4 = _mm_load_ps(&aOutput[i]);
vin5 = _mm_load_ps(&aOutput[i + 4]);
vin6 = _mm_load_ps(&aOutput[i + 8]);
vin7 = _mm_load_ps(&aOutput[i + 12]);
vout0 = _mm_add_ps(vin0, vin4);
vout1 = _mm_add_ps(vin1, vin5);
vout2 = _mm_add_ps(vin2, vin6);
vout3 = _mm_add_ps(vin3, vin7);
_mm_store_ps(&aOutput[i], vout0);
_mm_store_ps(&aOutput[i + 4], vout1);
_mm_store_ps(&aOutput[i + 8], vout2);
_mm_store_ps(&aOutput[i + 12], vout3);
}
}
void
AudioBlockCopyChannelWithScale_SSE(const float* aInput,
float aScale,
float* aOutput)
{
__m128 vin0, vin1, vin2, vin3,
vout0, vout1, vout2, vout3;
ASSERT_ALIGNED(aInput);
ASSERT_ALIGNED(aOutput);
__m128 vgain = _mm_load1_ps(&aScale);
for (unsigned i = 0 ; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
vin0 = _mm_load_ps(&aInput[i]);
vin1 = _mm_load_ps(&aInput[i + 4]);
vin2 = _mm_load_ps(&aInput[i + 8]);
vin3 = _mm_load_ps(&aInput[i + 12]);
vout0 = _mm_mul_ps(vin0, vgain);
vout1 = _mm_mul_ps(vin1, vgain);
vout2 = _mm_mul_ps(vin2, vgain);
vout3 = _mm_mul_ps(vin3, vgain);
_mm_store_ps(&aOutput[i], vout0);
_mm_store_ps(&aOutput[i + 4], vout1);
_mm_store_ps(&aOutput[i + 8], vout2);
_mm_store_ps(&aOutput[i + 12], vout3);
}
}
void
AudioBlockCopyChannelWithScale_SSE(const float aInput[WEBAUDIO_BLOCK_SIZE],
const float aScale[WEBAUDIO_BLOCK_SIZE],
float aOutput[WEBAUDIO_BLOCK_SIZE])
{
__m128 vin0, vin1, vin2, vin3,
vscaled0, vscaled1, vscaled2, vscaled3,
vout0, vout1, vout2, vout3;
ASSERT_ALIGNED(aInput);
ASSERT_ALIGNED(aScale);
ASSERT_ALIGNED(aOutput);
for (unsigned i = 0 ; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
vscaled0 = _mm_load_ps(&aScale[i]);
vscaled1 = _mm_load_ps(&aScale[i+4]);
vscaled2 = _mm_load_ps(&aScale[i+8]);
vscaled3 = _mm_load_ps(&aScale[i+12]);
vin0 = _mm_load_ps(&aInput[i]);
vin1 = _mm_load_ps(&aInput[i + 4]);
vin2 = _mm_load_ps(&aInput[i + 8]);
vin3 = _mm_load_ps(&aInput[i + 12]);
vout0 = _mm_mul_ps(vin0, vscaled0);
vout1 = _mm_mul_ps(vin1, vscaled1);
vout2 = _mm_mul_ps(vin2, vscaled2);
vout3 = _mm_mul_ps(vin3, vscaled3);
_mm_store_ps(&aOutput[i], vout0);
_mm_store_ps(&aOutput[i + 4], vout1);
_mm_store_ps(&aOutput[i + 8], vout2);
_mm_store_ps(&aOutput[i + 12], vout3);
}
}
void
AudioBlockInPlaceScale_SSE(float aBlock[WEBAUDIO_BLOCK_SIZE],
uint32_t aChannelCount,
float aScale)
{
__m128 vout0, vout1, vout2, vout3,
vin0, vin1, vin2, vin3;
ASSERT_ALIGNED(aBlock);
__m128 vgain = _mm_load1_ps(&aScale);
for (unsigned i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
vin0 = _mm_load_ps(&aBlock[i]);
vin1 = _mm_load_ps(&aBlock[i + 4]);
vin2 = _mm_load_ps(&aBlock[i + 8]);
vin3 = _mm_load_ps(&aBlock[i + 12]);
vout0 = _mm_mul_ps(vin0, vgain);
vout1 = _mm_mul_ps(vin1, vgain);
vout2 = _mm_mul_ps(vin2, vgain);
vout3 = _mm_mul_ps(vin3, vgain);
_mm_store_ps(&aBlock[i], vout0);
_mm_store_ps(&aBlock[i + 4], vout1);
_mm_store_ps(&aBlock[i + 8], vout2);
_mm_store_ps(&aBlock[i + 12], vout3);
}
}
void
AudioBlockPanStereoToStereo_SSE(const float aInputL[WEBAUDIO_BLOCK_SIZE],
const float aInputR[WEBAUDIO_BLOCK_SIZE],
float aGainL, float aGainR, bool aIsOnTheLeft,
float aOutputL[WEBAUDIO_BLOCK_SIZE],
float aOutputR[WEBAUDIO_BLOCK_SIZE])
{
__m128 vinl0, vinr0, vinl1, vinr1,
vout0, vout1,
vscaled0, vscaled1,
vgainl, vgainr;
ASSERT_ALIGNED(aInputL);
ASSERT_ALIGNED(aInputR);
ASSERT_ALIGNED(aOutputL);
ASSERT_ALIGNED(aOutputR);
vgainl = _mm_load1_ps(&aGainL);
vgainr = _mm_load1_ps(&aGainR);
if (aIsOnTheLeft) {
for (unsigned i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=8) {
vinl0 = _mm_load_ps(&aInputL[i]);
vinr0 = _mm_load_ps(&aInputR[i]);
vinl1 = _mm_load_ps(&aInputL[i+4]);
vinr1 = _mm_load_ps(&aInputR[i+4]);
/* left channel : aOutputL = aInputL + aInputR * gainL */
vscaled0 = _mm_mul_ps(vinr0, vgainl);
vscaled1 = _mm_mul_ps(vinr1, vgainl);
vout0 = _mm_add_ps(vscaled0, vinl0);
vout1 = _mm_add_ps(vscaled1, vinl1);
_mm_store_ps(&aOutputL[i], vout0);
_mm_store_ps(&aOutputL[i+4], vout1);
/* right channel : aOutputR = aInputR * gainR */
vscaled0 = _mm_mul_ps(vinr0, vgainr);
vscaled1 = _mm_mul_ps(vinr1, vgainr);
_mm_store_ps(&aOutputR[i], vscaled0);
_mm_store_ps(&aOutputR[i+4], vscaled1);
}
} else {
for (unsigned i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=8) {
vinl0 = _mm_load_ps(&aInputL[i]);
vinr0 = _mm_load_ps(&aInputR[i]);
vinl1 = _mm_load_ps(&aInputL[i+4]);
vinr1 = _mm_load_ps(&aInputR[i+4]);
/* left channel : aInputL * gainL */
vscaled0 = _mm_mul_ps(vinl0, vgainl);
vscaled1 = _mm_mul_ps(vinl1, vgainl);
_mm_store_ps(&aOutputL[i], vscaled0);
_mm_store_ps(&aOutputL[i+4], vscaled1);
/* right channel: aOutputR = aInputR + aInputL * gainR */
vscaled0 = _mm_mul_ps(vinl0, vgainr);
vscaled1 = _mm_mul_ps(vinl1, vgainr);
vout0 = _mm_add_ps(vscaled0, vinr0);
vout1 = _mm_add_ps(vscaled1, vinr1);
_mm_store_ps(&aOutputR[i], vout0);
_mm_store_ps(&aOutputR[i+4], vout1);
}
}
}
}

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/* -*- mode: c++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* this source code form is subject to the terms of the mozilla public
* license, v. 2.0. if a copy of the mpl was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "AudioNodeEngine.h"
namespace mozilla {
void
AudioBlockAddChannelWithScale_SSE(const float aInput[WEBAUDIO_BLOCK_SIZE],
float aScale,
float aOutput[WEBAUDIO_BLOCK_SIZE]);
void
AudioBlockAddChannel_SSE(const float aInput[WEBAUDIO_BLOCK_SIZE],
float aOutput[WEBAUDIO_BLOCK_SIZE]);
void
AudioBlockCopyChannelWithScale_SSE(const float* aInput,
float aScale,
float* aOutput);
void
AudioBlockCopyChannelWithScale_SSE(const float aInput[WEBAUDIO_BLOCK_SIZE],
const float aScale[WEBAUDIO_BLOCK_SIZE],
float aOutput[WEBAUDIO_BLOCK_SIZE]);
void
AudioBlockInPlaceScale_SSE(float aBlock[WEBAUDIO_BLOCK_SIZE],
uint32_t aChannelCount,
float aScale);
void
AudioBlockPanStereoToStereo_SSE(const float aInputL[WEBAUDIO_BLOCK_SIZE],
const float aInputR[WEBAUDIO_BLOCK_SIZE],
float aGainL, float aGainR, bool aIsOnTheLeft,
float aOutputL[WEBAUDIO_BLOCK_SIZE],
float aOutputR[WEBAUDIO_BLOCK_SIZE]);
}