[clang] [HLSL] Collect explicit resource binding information (PR #111203)

[Damyan Pepper via cfe-commits]

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@@ -4593,6 +4593,44 @@ def HLSLResourceBinding: InheritableAttr {
   let LangOpts = [HLSL];
   let Args = [StringArgument<"Slot">, StringArgument<"Space", 1>];
   let Documentation = [HLSLResourceBindingDocs];
+  let AdditionalMembers = [{
+      enum class RegisterType : unsigned { SRV, UAV, CBuffer, Sampler, C, I, Invalid };
+
+      RegisterType RegType;
+      unsigned SlotNumber;
+      unsigned SpaceNumber;
+      
+      // Size of the binding
+      // 0 == not set
+      //-1 == unbounded
+      int Size;
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damyanp wrote:

I can't find anywhere that unconditionally initializes these values?

https://github.com/llvm/llvm-project/pull/111203