[llvm] [HLSL] Add support to lookup a ResourceBindingInfo from its use (PR #126556)

[Farzon Lotfi via llvm-commits]

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@@ -782,9 +781,8 @@ DXILBindingMap::findByUse(const Value *Key) const {
   }
 
   const CallInst *CI = dyn_cast<CallInst>(Key);
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farzonl wrote:

How does it impact the recursion if we check for CallInst before PHINode? I kind of like my base cases to be first, but I know thats not always possible.

https://github.com/llvm/llvm-project/pull/126556