Add check for Avx2 in ResizeKernel, fix #1546

brianpopow · brianpopow · commit 86112ff16d7a · 2021-02-13T06:23:55.000+01:00
diff --git a/src/ImageSharp/Processing/Processors/Transforms/Resize/ResizeKernel.cs b/src/ImageSharp/Processing/Processors/Transforms/Resize/ResizeKernel.cs
@@ -72,7 +72,7 @@ public Vector4 Convolve(Span<Vector4> rowSpan)
         public Vector4 ConvolveCore(ref Vector4 rowStartRef)
         {
 #if SUPPORTS_RUNTIME_INTRINSICS
-            if (Fma.IsSupported)
+            if (Avx2.IsSupported && Fma.IsSupported)
             {
                 float* bufferStart = this.bufferPtr;
                 float* bufferEnd = bufferStart + (this.Length & ~3);

Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ public Vector4 Convolve(Span<Vector4> rowSpan)`
`72`	`72`	`public Vector4 ConvolveCore(ref Vector4 rowStartRef)`
`73`	`73`	`{`
`74`	`74`	`#if SUPPORTS_RUNTIME_INTRINSICS`
`75`		`- if (Fma.IsSupported)`
	`75`	`+ if (Avx2.IsSupported && Fma.IsSupported)`
`76`	`76`	`{`
`77`	`77`	`float* bufferStart = this.bufferPtr;`
`78`	`78`	`float* bufferEnd = bufferStart + (this.Length & ~3);`