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Guard SseImpl method body with IsSupported check #39246

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Merged
AndyAyersMS merged 1 commit into from
Jul 17, 2020
Merged

Guard SseImpl method body with IsSupported check #39246

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7 changes: 7 additions & 0 deletions src/libraries/System.Private.CoreLib/src/System/Numerics/Matrix4x4.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1338,6 +1338,13 @@ public static unsafe bool Invert(Matrix4x4 matrix, out Matrix4x4 result)

static unsafe bool SseImpl(Matrix4x4 matrix, out Matrix4x4 result)
{
// Redundant test so we won't prejit remainder of this method
// on platforms without SSE.
if (!Sse.IsSupported)
{
throw new PlatformNotSupportedException();
}

// This implementation is based on the DirectX Math Library XMMInverse method
// https://github.com/microsoft/DirectXMath/blob/master/Inc/DirectXMathMatrix.inl

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