[llvm] [DirectX] Scalarize `extractelement` with dynamic index (PR #141676)

[Farzon Lotfi via llvm-commits]

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@@ -27,6 +27,20 @@ static const int MaxVecSize = 4;
 
 using namespace llvm;
 
+// Recursively creates an array-like version of a given vector type.
+static Type *equivalentArrayTypeFromVector(Type *T) {
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farzonl wrote:

This is fine I would have just made a function declaration at the top so the implementation could live anywhere.

https://github.com/llvm/llvm-project/pull/141676