Update HLSLAttributedResourceType evaluation kind to TEK_Scalar (was TEK_Aggregate)

TEK_Aggregate is not a good fit for the resource type.

Author: hekota

clang/lib/CodeGen/CodeGenFunction.cpp

@@ -282,6 +282,7 @@ TypeEvaluationKind CodeGenFunction::getEvaluationKind(QualType type) {
     case Type::ObjCObjectPointer:
     case Type::Pipe:
     case Type::BitInt:
+    case Type::HLSLAttributedResource:
       return TEK_Scalar;
 
     // Complexes.
@@ -296,7 +297,6 @@ TypeEvaluationKind CodeGenFunction::getEvaluationKind(QualType type) {
     case Type::ObjCObject:
     case Type::ObjCInterface:
     case Type::ArrayParameter:
-    case Type::HLSLAttributedResource:
       return TEK_Aggregate;
 
     // We operate on atomic values according to their underlying type.

clang/test/CodeGenHLSL/builtins/hlsl_resource_t.hlsl

@@ -5,17 +5,17 @@ using handle_float_t = __hlsl_resource_t [[hlsl::resource_class(UAV)]] [[hlsl::c
 // CHECK: %"class.hlsl::RWBuffer" = type { target("dx.TypedBuffer", <4 x float>, 1, 0, 0)
 // CHECK: %"class.hlsl::StructuredBuffer" = type { target("dx.RawBuffer", %struct.MyStruct = type { <4 x float>, <2 x i32>, [8 x i8] }, 1, 0)
 
-// CHECK: define void @"?fa@@YAXU__hlsl_resource_t@@uA@A@M@Z"(ptr noundef byval(target("dx.TypedBuffer", float, 1, 0, 0)) align 4 %a)
-// CHECK: call void @"?foo1@@YAXU__hlsl_resource_t@@uA@A@M@Z"(ptr noundef byval(target("dx.TypedBuffer", float, 1, 0, 0)) align 4 %a)
-// CHECK: declare void @"?foo1@@YAXU__hlsl_resource_t@@uA@A@M@Z"(ptr noundef byval(target("dx.TypedBuffer", float, 1, 0, 0)) align 4)
+// CHECK: define void @"?fa@@YAXU__hlsl_resource_t@@uA@A@M@Z"(target("dx.TypedBuffer", float, 1, 0, 0) %a)
+// CHECK: call void @"?foo1@@YAXU__hlsl_resource_t@@uA@A@M@Z"(target("dx.TypedBuffer", float, 1, 0, 0)
+// CHECK: declare void @"?foo1@@YAXU__hlsl_resource_t@@uA@A@M@Z"(target("dx.TypedBuffer", float, 1, 0, 0))
 
 void foo1(handle_float_t res);
 
 void fa(handle_float_t a) {
     foo1(a);
 }
 
-// CHECK: define void @"?fb@@YAXU__hlsl_resource_t@@uA@A@M@Z"(ptr noundef byval(target("dx.TypedBuffer", float, 1, 0, 0)) align 4 %a)
+// CHECK: define void @"?fb@@YAXU__hlsl_resource_t@@uA@A@M@Z"(target("dx.TypedBuffer", float, 1, 0, 0) %a)
 void fb(handle_float_t a) {
     handle_float_t b = a;
 }