[clang] [HLSL] Add HLSLAttributedResourceType (PR #106181)

[Justin Bogner via cfe-commits]

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@@ -6155,6 +6155,53 @@ class BTFTagAttributedType : public Type, public llvm::FoldingSetNode {
   }
 };
 
+class HLSLAttributedResourceType : public Type, public llvm::FoldingSetNode {
+public:
+  struct Attributes {
+    // Data gathered from HLSL resource attributes
+    uint8_t ResourceClass; // maps to llvm::dxil::ResourceClass
+    uint8_t IsROV : 1;
+    Attributes(uint8_t RC, bool rov) : ResourceClass(RC), IsROV(rov) {}
+    Attributes() : Attributes(0, 0) {}
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bogner wrote:

Do we actually need the default constructor? I can't imagine we ever build an empty attributed resource type

https://github.com/llvm/llvm-project/pull/106181