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Amadeus: Add ARM SIMD fast path (#2069)

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Add fast paths in the audio renderer for AArch64 in all current fast paths.
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Mary 2021-03-02 23:50:46 +01:00 • committed by GitHub
parent 3d04d7ef08
commit 31fca432a7
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3 changed files with 97 additions and 1 deletions
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47
Ryujinx.Audio/Renderer/Dsp/DataSourceHelper.cs
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@ -26,6 +26,7 @@ using System.Diagnostics;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.Arm;
using System.Runtime.Intrinsics.X86;
using static Ryujinx.Audio.Renderer.Parameter.VoiceInParameter;
@ -320,6 +321,24 @@ namespace Ryujinx.Audio.Renderer.Dsp
}
}
private static void ToFloatAdvSimd(Span<float> output, ReadOnlySpan<int> input, int sampleCount)
{
ReadOnlySpan<Vector128<int>> inputVec = MemoryMarshal.Cast<int, Vector128<int>>(input);
Span<Vector128<float>> outputVec = MemoryMarshal.Cast<float, Vector128<float>>(output);
int sisdStart = inputVec.Length * 4;
for (int i = 0; i < inputVec.Length; i++)
{
outputVec[i] = AdvSimd.ConvertToSingle(inputVec[i]);
}
for (int i = sisdStart; i < sampleCount; i++)
{
output[i] = input[i];
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static void ToFloatSlow(Span<float> output, ReadOnlySpan<int> input, int sampleCount)
{
@ -339,6 +358,10 @@ namespace Ryujinx.Audio.Renderer.Dsp
{
ToFloatSse2(output, input, sampleCount);
}
else if (AdvSimd.IsSupported)
{
ToFloatAdvSimd(output, input, sampleCount);
}
else
{
ToFloatSlow(output, input, sampleCount);
@ -372,7 +395,25 @@ namespace Ryujinx.Audio.Renderer.Dsp
for (int i = 0; i < inputVec.Length; i++)
{
outputVec[i] = Avx.ConvertToVector128Int32(inputVec[i]);
outputVec[i] = Sse2.ConvertToVector128Int32(inputVec[i]);
}
for (int i = sisdStart; i < sampleCount; i++)
{
output[i] = (int)input[i];
}
}
public static void ToIntAdvSimd(Span<int> output, ReadOnlySpan<float> input, int sampleCount)
{
ReadOnlySpan<Vector128<float>> inputVec = MemoryMarshal.Cast<float, Vector128<float>>(input);
Span<Vector128<int>> outputVec = MemoryMarshal.Cast<int, Vector128<int>>(output);
int sisdStart = inputVec.Length * 4;
for (int i = 0; i < inputVec.Length; i++)
{
outputVec[i] = AdvSimd.ConvertToInt32RoundToZero(inputVec[i]);
}
for (int i = sisdStart; i < sampleCount; i++)
@ -400,6 +441,10 @@ namespace Ryujinx.Audio.Renderer.Dsp
{
ToIntSse2(output, input, sampleCount);
}
else if (AdvSimd.IsSupported)
{
ToIntAdvSimd(output, input, sampleCount);
}
else
{
ToIntSlow(output, input, sampleCount);