add TODO comment

dotnet · Jul 15, 2020 · 0ff134f · 0ff134f
1 parent 6f0f2d1
commit 0ff134f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/libraries/System.Text.Encodings.Web/src/System/Text/Encodings/Web/TextEncoder.cs b/src/libraries/System.Text.Encodings.Web/src/System/Text/Encodings/Web/TextEncoder.cs
@@ -751,6 +751,7 @@ public virtual unsafe int FindFirstCharacterToEncodeUtf8(ReadOnlySpan<byte> utf8
                         if (!containsNonAsciiBytes)
                         {
                             // All of the following 16 bytes is ASCII.
+                            // TODO AdvSimd: optimization maybe achievable using VectorTableLookup and/or VectorTableLookupExtension
 
                             if (Ssse3.IsSupported)
                             {