| // RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -emit-llvm -disable-llvm-passes -o - -hlsl-entry main %s -debug-info-kind=standalone -dwarf-version=4 | FileCheck %s | |
| struct Pair { | |
| int First; | |
| float Second; | |
| int getFirst() { | |
| return this.First; | |
| } | |
| float getSecond() { | |
| return Second; | |
| } | |
| }; | |
| [numthreads(1, 1, 1)] | |
| void main() { | |
| Pair Vals = {1, 2.0}; | |
| Vals.First = Vals.getFirst(); | |
| Vals.Second = Vals.getSecond(); | |
| } | |
| // This tests reference like `this` in HLSL | |
| // CHECK: %call = call noundef i32 @"?getFirst@Pair@@QAAHXZ"(ptr noundef nonnull align 4 dereferenceable(8) %Vals) | |
| // CHECK-NEXT: %First = getelementptr inbounds %struct.Pair, ptr %Vals, i32 0, i32 0 | |
| // CHECK-NEXT: store i32 %call, ptr %First, align 4 | |
| // CHECK-NEXT: %call1 = call noundef float @"?getSecond@Pair@@QAAMXZ"(ptr noundef nonnull align 4 dereferenceable(8) %Vals) | |
| // CHECK-NEXT: %Second = getelementptr inbounds %struct.Pair, ptr %Vals, i32 0, i32 1 | |
| // CHECK: [[Pair:![0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Pair" | |
| // CHECK: [[getFirst:![0-9]+]] = distinct !DISubprogram(name: "getFirst" | |
| // CHECK-SAME: scope: [[Pair]] | |
| // CHECK: [[FirstThis:![0-9]+]] = !DILocalVariable(name: "this", arg: 1, scope: [[getFirst]], type: [[thisType:![0-9]+]] | |
| // CHECK: [[thisType]] = !DIDerivedType(tag: DW_TAG_reference_type, baseType: [[Pair]], size: 32) |