[llvm-branch-commits] [clang] [HLSL] Implement TextureCubeArray resource type (PR #218521)

[Deric C. via llvm-branch-commits]

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@@ -828,6 +828,27 @@ void HLSLExternalSemaSource::defineHLSLTypesWithForwardDeclarations() {
                      /*IsArray=*/false, ResourceDimension::Cube)
         .completeDefinition();
   });
+
+  // TextureCubeArray — same as TextureCube but IsArray=true, so locations gain
+  // an array slice and are float4.
+  Decl = BuiltinTypeDeclBuilder(*SemaPtr, HLSLNamespace, "TextureCubeArray")
+             .addSimpleTemplateParams({"element_type"}, {Float4Ty},
+                                      TypedBufferConcept)
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Icohedron wrote:

It is true that Textures are not TypedBuffers. However, having the `TypedBufferConcept` does not imply it is a TypedBuffer. The `TypedBufferConcept` is just a constraint on the allowed element types for the resource.

https://github.com/llvm/llvm-project/pull/218521