1// 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 2 3struct Pair { 4 int First; 5 float Second; 6 7 int getFirst() { 8 return this.First; 9 } 10 11 float getSecond() { 12 return Second; 13 } 14}; 15 16[numthreads(1, 1, 1)] 17void main() { 18 Pair Vals = {1, 2.0}; 19 Vals.First = Vals.getFirst(); 20 Vals.Second = Vals.getSecond(); 21} 22 23// This tests reference like `this` in HLSL 24 // CHECK: %call = call noundef i32 @_ZN4Pair8getFirstEv(ptr noundef nonnull align 4 dereferenceable(8) %Vals) 25 // CHECK-NEXT: %First = getelementptr inbounds nuw %struct.Pair, ptr %Vals, i32 0, i32 0 26 // CHECK-NEXT: store i32 %call, ptr %First, align 4 27 // CHECK-NEXT: %call1 = call reassoc nnan ninf nsz arcp afn noundef nofpclass(nan inf) float @_ZN4Pair9getSecondEv(ptr noundef nonnull align 4 dereferenceable(8) %Vals) 28 // CHECK-NEXT: %Second = getelementptr inbounds nuw %struct.Pair, ptr %Vals, i32 0, i32 1 29 30// CHECK: [[Pair:![0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Pair" 31// CHECK: [[getFirst:![0-9]+]] = distinct !DISubprogram(name: "getFirst" 32// CHECK-SAME: scope: [[Pair]] 33// CHECK: [[FirstThis:![0-9]+]] = !DILocalVariable(name: "this", arg: 1, scope: [[getFirst]], type: [[thisType:![0-9]+]] 34// CHECK: [[thisType]] = !DIDerivedType(tag: DW_TAG_reference_type, baseType: [[Pair]], size: 32) 35