1 ; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
2 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s
4 ; CHECK: DW_TAG_formal_parameter [
7 ; CHECK: DW_TAG_class_type
8 ; CHECK: DW_AT_object_pointer [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[PARAM:0x[0-9a-f]*]]})
9 ; CHECK: [[PARAM]]: DW_TAG_formal_parameter
11 ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "this")
13 %class.A = type { i32 }
15 define i32 @_Z3fooi(i32) nounwind uwtable ssp !dbg !5 {
17 %.addr = alloca i32, align 4
18 %a = alloca %class.A, align 4
19 store i32 %0, i32* %.addr, align 4
20 call void @llvm.dbg.declare(metadata i32* %.addr, metadata !36, metadata !DIExpression()), !dbg !35
21 call void @llvm.dbg.declare(metadata %class.A* %a, metadata !21, metadata !DIExpression()), !dbg !23
22 call void @_ZN1AC1Ev(%class.A* %a), !dbg !24
23 %m_a = getelementptr inbounds %class.A, %class.A* %a, i32 0, i32 0, !dbg !25
24 %1 = load i32, i32* %m_a, align 4, !dbg !25
28 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
30 define linkonce_odr void @_ZN1AC1Ev(%class.A* %this) unnamed_addr nounwind uwtable ssp align 2 !dbg !10 {
32 %this.addr = alloca %class.A*, align 8
33 store %class.A* %this, %class.A** %this.addr, align 8
34 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !26, metadata !DIExpression()), !dbg !28
35 %this1 = load %class.A*, %class.A** %this.addr
36 call void @_ZN1AC2Ev(%class.A* %this1), !dbg !29
40 define linkonce_odr void @_ZN1AC2Ev(%class.A* %this) unnamed_addr nounwind uwtable ssp align 2 !dbg !20 {
42 %this.addr = alloca %class.A*, align 8
43 store %class.A* %this, %class.A** %this.addr, align 8
44 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !30, metadata !DIExpression()), !dbg !31
45 %this1 = load %class.A*, %class.A** %this.addr
46 %m_a = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 0, !dbg !32
47 store i32 0, i32* %m_a, align 4, !dbg !32
52 !llvm.module.flags = !{!38}
54 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.2 (trunk 163586) (llvm/trunk 163570)", isOptimized: false, emissionKind: FullDebug, file: !37, enums: !1, retainedTypes: !1, globals: !1, imports: !1)
56 !5 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 7, file: !6, scope: !6, type: !7, retainedNodes: !1)
57 !6 = !DIFile(filename: "bar.cpp", directory: "/Users/echristo/debug-tests")
58 !7 = !DISubroutineType(types: !8)
60 !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
61 !10 = distinct !DISubprogram(name: "A", linkageName: "_ZN1AC1Ev", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !6, scope: null, type: !11, declaration: !17, retainedNodes: !1)
62 !11 = !DISubroutineType(types: !12)
64 !13 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !14)
65 !14 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 1, size: 32, align: 32, file: !37, elements: !15)
67 !16 = !DIDerivedType(tag: DW_TAG_member, name: "m_a", line: 4, size: 32, align: 32, file: !37, scope: !14, baseType: !9)
68 !17 = !DISubprogram(name: "A", line: 3, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !6, scope: !14, type: !11)
69 !20 = distinct !DISubprogram(name: "A", linkageName: "_ZN1AC2Ev", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !6, scope: null, type: !11, declaration: !17, retainedNodes: !1)
70 !21 = !DILocalVariable(name: "a", line: 8, scope: !22, file: !6, type: !14)
71 !22 = distinct !DILexicalBlock(line: 7, column: 11, file: !6, scope: !5)
72 !23 = !DILocation(line: 8, column: 5, scope: !22)
73 !24 = !DILocation(line: 8, column: 6, scope: !22)
74 !25 = !DILocation(line: 9, column: 3, scope: !22)
75 !26 = !DILocalVariable(name: "this", line: 3, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !10, file: !6, type: !27)
76 !27 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !14)
77 !28 = !DILocation(line: 3, column: 3, scope: !10)
78 !29 = !DILocation(line: 3, column: 18, scope: !10)
79 !30 = !DILocalVariable(name: "this", line: 3, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !20, file: !6, type: !27)
80 !31 = !DILocation(line: 3, column: 3, scope: !20)
81 !32 = !DILocation(line: 3, column: 9, scope: !33)
82 !33 = distinct !DILexicalBlock(line: 3, column: 7, file: !6, scope: !20)
83 !34 = !DILocation(line: 3, column: 18, scope: !33)
84 !35 = !DILocation(line: 7, scope: !5)
85 !36 = !DILocalVariable(name: "", line: 7, arg: 1, scope: !5, file: !6, type: !9)
86 !37 = !DIFile(filename: "bar.cpp", directory: "/Users/echristo/debug-tests")
87 !38 = !{i32 1, !"Debug Info Version", i32 3}