mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
228 lines
7.2 KiB
C++
228 lines
7.2 KiB
C++
/* -*- mode: c++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* this source code form is subject to the terms of the mozilla public
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* license, v. 2.0. if a copy of the mpl was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "AudioNodeEngineNEON.h"
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#include <arm_neon.h>
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//#ifdef DEBUG
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#if 0 // see bug 921099
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#define ASSERT_ALIGNED(ptr) \
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MOZ_ASSERT((((uintptr_t)ptr + 15) & ~0x0F) == (uintptr_t)ptr, \
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#ptr " has to be aligned 16-bytes aligned.");
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#else
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#define ASSERT_ALIGNED(ptr)
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#endif
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#define ADDRESS_OF(array, index) ((float32_t*)&array[index])
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namespace mozilla {
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void AudioBufferAddWithScale_NEON(const float* aInput,
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float aScale,
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float* aOutput,
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uint32_t aSize)
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{
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ASSERT_ALIGNED(aInput);
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ASSERT_ALIGNED(aOutput);
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float32x4_t vin0, vin1, vin2, vin3;
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float32x4_t vout0, vout1, vout2, vout3;
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float32x4_t vscale = vmovq_n_f32(aScale);
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uint32_t dif = aSize % 16;
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aSize -= dif;
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unsigned i = 0;
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for (; i < aSize; i+=16) {
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vin0 = vld1q_f32(ADDRESS_OF(aInput, i));
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vin1 = vld1q_f32(ADDRESS_OF(aInput, i+4));
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vin2 = vld1q_f32(ADDRESS_OF(aInput, i+8));
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vin3 = vld1q_f32(ADDRESS_OF(aInput, i+12));
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vout0 = vld1q_f32(ADDRESS_OF(aOutput, i));
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vout1 = vld1q_f32(ADDRESS_OF(aOutput, i+4));
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vout2 = vld1q_f32(ADDRESS_OF(aOutput, i+8));
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vout3 = vld1q_f32(ADDRESS_OF(aOutput, i+12));
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vout0 = vmlaq_f32(vout0, vin0, vscale);
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vout1 = vmlaq_f32(vout1, vin1, vscale);
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vout2 = vmlaq_f32(vout2, vin2, vscale);
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vout3 = vmlaq_f32(vout3, vin3, vscale);
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vst1q_f32(ADDRESS_OF(aOutput, i), vout0);
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vst1q_f32(ADDRESS_OF(aOutput, i+4), vout1);
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vst1q_f32(ADDRESS_OF(aOutput, i+8), vout2);
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vst1q_f32(ADDRESS_OF(aOutput, i+12), vout3);
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}
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for (unsigned j = 0; j < dif; ++i, ++j) {
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aOutput[i] += aInput[i]*aScale;
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}
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}
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void
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AudioBlockCopyChannelWithScale_NEON(const float* aInput,
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float aScale,
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float* aOutput)
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{
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ASSERT_ALIGNED(aInput);
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ASSERT_ALIGNED(aOutput);
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float32x4_t vin0, vin1, vin2, vin3;
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float32x4_t vout0, vout1, vout2, vout3;
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float32x4_t vscale = vmovq_n_f32(aScale);
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for (uint32_t i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
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vin0 = vld1q_f32(ADDRESS_OF(aInput, i));
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vin1 = vld1q_f32(ADDRESS_OF(aInput, i+4));
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vin2 = vld1q_f32(ADDRESS_OF(aInput, i+8));
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vin3 = vld1q_f32(ADDRESS_OF(aInput, i+12));
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vout0 = vmulq_f32(vin0, vscale);
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vout1 = vmulq_f32(vin1, vscale);
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vout2 = vmulq_f32(vin2, vscale);
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vout3 = vmulq_f32(vin3, vscale);
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vst1q_f32(ADDRESS_OF(aOutput, i), vout0);
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vst1q_f32(ADDRESS_OF(aOutput, i+4), vout1);
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vst1q_f32(ADDRESS_OF(aOutput, i+8), vout2);
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vst1q_f32(ADDRESS_OF(aOutput, i+12), vout3);
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}
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}
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void
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AudioBlockCopyChannelWithScale_NEON(const float aInput[WEBAUDIO_BLOCK_SIZE],
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const float aScale[WEBAUDIO_BLOCK_SIZE],
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float aOutput[WEBAUDIO_BLOCK_SIZE])
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{
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ASSERT_ALIGNED(aInput);
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ASSERT_ALIGNED(aScale);
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ASSERT_ALIGNED(aOutput);
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float32x4_t vin0, vin1, vin2, vin3;
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float32x4_t vout0, vout1, vout2, vout3;
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float32x4_t vscale0, vscale1, vscale2, vscale3;
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for (uint32_t i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=16) {
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vin0 = vld1q_f32(ADDRESS_OF(aInput, i));
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vin1 = vld1q_f32(ADDRESS_OF(aInput, i+4));
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vin2 = vld1q_f32(ADDRESS_OF(aInput, i+8));
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vin3 = vld1q_f32(ADDRESS_OF(aInput, i+12));
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vscale0 = vld1q_f32(ADDRESS_OF(aScale, i));
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vscale1 = vld1q_f32(ADDRESS_OF(aScale, i+4));
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vscale2 = vld1q_f32(ADDRESS_OF(aScale, i+8));
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vscale3 = vld1q_f32(ADDRESS_OF(aScale, i+12));
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vout0 = vmulq_f32(vin0, vscale0);
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vout1 = vmulq_f32(vin1, vscale1);
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vout2 = vmulq_f32(vin2, vscale2);
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vout3 = vmulq_f32(vin3, vscale3);
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vst1q_f32(ADDRESS_OF(aOutput, i), vout0);
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vst1q_f32(ADDRESS_OF(aOutput, i+4), vout1);
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vst1q_f32(ADDRESS_OF(aOutput, i+8), vout2);
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vst1q_f32(ADDRESS_OF(aOutput, i+12), vout3);
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}
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}
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void
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AudioBufferInPlaceScale_NEON(float* aBlock,
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uint32_t aChannelCount,
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float aScale,
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uint32_t aSize)
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{
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ASSERT_ALIGNED(aBlock);
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float32x4_t vin0, vin1, vin2, vin3;
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float32x4_t vout0, vout1, vout2, vout3;
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float32x4_t vscale = vmovq_n_f32(aScale);
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uint32_t totalSize = aSize * aChannelCount;
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uint32_t dif = totalSize % 16;
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totalSize -= dif;
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uint32_t i = 0;
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for (; i < totalSize; i+=16) {
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vin0 = vld1q_f32(ADDRESS_OF(aBlock, i));
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vin1 = vld1q_f32(ADDRESS_OF(aBlock, i+4));
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vin2 = vld1q_f32(ADDRESS_OF(aBlock, i+8));
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vin3 = vld1q_f32(ADDRESS_OF(aBlock, i+12));
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vout0 = vmulq_f32(vin0, vscale);
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vout1 = vmulq_f32(vin1, vscale);
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vout2 = vmulq_f32(vin2, vscale);
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vout3 = vmulq_f32(vin3, vscale);
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vst1q_f32(ADDRESS_OF(aBlock, i), vout0);
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vst1q_f32(ADDRESS_OF(aBlock, i+4), vout1);
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vst1q_f32(ADDRESS_OF(aBlock, i+8), vout2);
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vst1q_f32(ADDRESS_OF(aBlock, i+12), vout3);
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}
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for (unsigned j = 0; j < dif; ++i, ++j) {
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aBlock[i] *= aScale;
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}
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}
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void
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AudioBlockPanStereoToStereo_NEON(const float aInputL[WEBAUDIO_BLOCK_SIZE],
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const float aInputR[WEBAUDIO_BLOCK_SIZE],
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float aGainL, float aGainR, bool aIsOnTheLeft,
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float aOutputL[WEBAUDIO_BLOCK_SIZE],
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float aOutputR[WEBAUDIO_BLOCK_SIZE])
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{
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ASSERT_ALIGNED(aInputL);
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ASSERT_ALIGNED(aInputR);
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ASSERT_ALIGNED(aOutputL);
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ASSERT_ALIGNED(aOutputR);
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float32x4_t vinL0, vinL1;
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float32x4_t vinR0, vinR1;
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float32x4_t voutL0, voutL1;
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float32x4_t voutR0, voutR1;
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float32x4_t vscaleL = vmovq_n_f32(aGainL);
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float32x4_t vscaleR = vmovq_n_f32(aGainR);
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if (aIsOnTheLeft) {
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for (uint32_t i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=8) {
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vinL0 = vld1q_f32(ADDRESS_OF(aInputL, i));
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vinL1 = vld1q_f32(ADDRESS_OF(aInputL, i+4));
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vinR0 = vld1q_f32(ADDRESS_OF(aInputR, i));
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vinR1 = vld1q_f32(ADDRESS_OF(aInputR, i+4));
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voutL0 = vmlaq_f32(vinL0, vinR0, vscaleL);
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voutL1 = vmlaq_f32(vinL1, vinR1, vscaleL);
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vst1q_f32(ADDRESS_OF(aOutputL, i), voutL0);
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vst1q_f32(ADDRESS_OF(aOutputL, i+4), voutL1);
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voutR0 = vmulq_f32(vinR0, vscaleR);
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voutR1 = vmulq_f32(vinR1, vscaleR);
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vst1q_f32(ADDRESS_OF(aOutputR, i), voutR0);
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vst1q_f32(ADDRESS_OF(aOutputR, i+4), voutR1);
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}
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} else {
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for (uint32_t i = 0; i < WEBAUDIO_BLOCK_SIZE; i+=8) {
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vinL0 = vld1q_f32(ADDRESS_OF(aInputL, i));
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vinL1 = vld1q_f32(ADDRESS_OF(aInputL, i+4));
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vinR0 = vld1q_f32(ADDRESS_OF(aInputR, i));
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vinR1 = vld1q_f32(ADDRESS_OF(aInputR, i+4));
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voutL0 = vmulq_f32(vinL0, vscaleL);
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voutL1 = vmulq_f32(vinL1, vscaleL);
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vst1q_f32(ADDRESS_OF(aOutputL, i), voutL0);
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vst1q_f32(ADDRESS_OF(aOutputL, i+4), voutL1);
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voutR0 = vmlaq_f32(vinR0, vinL0, vscaleR);
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voutR1 = vmlaq_f32(vinR1, vinL1, vscaleR);
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vst1q_f32(ADDRESS_OF(aOutputR, i), voutR0);
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vst1q_f32(ADDRESS_OF(aOutputR, i+4), voutR1);
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}
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}
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}
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}
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