1 ; RUN: llc -mtriple=x86_64-unknown-linux-gnu %s -o %t -filetype=obj 2 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s 3 ; RUN: llvm-as < %s | llvm-dis | FileCheck --check-prefix=CHECK-DIS %s 4 5 ; CHECK: 0x0000000b: DW_TAG_compile_unit 6 ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000035] = "foo.cpp") 7 ; CHECK: 0x{{[0-9a-f]+}}: DW_TAG_class_type 8 ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]+}}] = "D") 9 ; CHECK: 0x{{[0-9a-f]+}}: DW_TAG_member 10 ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]+}}] = "c1") 11 ; CHECK: DW_TAG_subprogram 12 ; CHECK-NEXT: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]+}}] = "D") 13 ; CHECK: DW_TAG_formal_parameter 14 ; CHECK: DW_AT_artificial [DW_FORM_flag_present] (true) 15 16 ; CHECK-DIS: DIFlagArtificial 17 18 %class.D = type { i32, i32, i32, i32 } 19 20 @_ZN1DC1Ev = alias void (%class.D*), void (%class.D*)* @_ZN1DC2Ev 21 @_ZN1DC1ERKS_ = alias void (%class.D*, %class.D*), void (%class.D*, %class.D*)* @_ZN1DC2ERKS_ 22 23 define void @_ZN1DC2Ev(%class.D* nocapture %this) unnamed_addr nounwind uwtable align 2 !dbg !5 { 24 entry: 25 tail call void @llvm.dbg.value(metadata %class.D* %this, metadata !29, metadata !DIExpression()), !dbg !36 26 %c1 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 0, !dbg !37 27 store i32 1, i32* %c1, align 4, !dbg !37 28 %c2 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 1, !dbg !42 29 store i32 2, i32* %c2, align 4, !dbg !42 30 %c3 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 2, !dbg !43 31 store i32 3, i32* %c3, align 4, !dbg !43 32 %c4 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 3, !dbg !44 33 store i32 4, i32* %c4, align 4, !dbg !44 34 ret void, !dbg !45 35 } 36 37 define void @_ZN1DC2ERKS_(%class.D* nocapture %this, %class.D* nocapture %d) unnamed_addr nounwind uwtable align 2 !dbg !31 { 38 entry: 39 tail call void @llvm.dbg.value(metadata %class.D* %this, metadata !34, metadata !DIExpression()), !dbg !46 40 tail call void @llvm.dbg.value(metadata %class.D* %d, metadata !35, metadata !DIExpression()), !dbg !46 41 %c1 = getelementptr inbounds %class.D, %class.D* %d, i64 0, i32 0, !dbg !47 42 %0 = load i32, i32* %c1, align 4, !dbg !47 43 %c12 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 0, !dbg !47 44 store i32 %0, i32* %c12, align 4, !dbg !47 45 %c2 = getelementptr inbounds %class.D, %class.D* %d, i64 0, i32 1, !dbg !49 46 %1 = load i32, i32* %c2, align 4, !dbg !49 47 %c23 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 1, !dbg !49 48 store i32 %1, i32* %c23, align 4, !dbg !49 49 %c3 = getelementptr inbounds %class.D, %class.D* %d, i64 0, i32 2, !dbg !50 50 %2 = load i32, i32* %c3, align 4, !dbg !50 51 %c34 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 2, !dbg !50 52 store i32 %2, i32* %c34, align 4, !dbg !50 53 %c4 = getelementptr inbounds %class.D, %class.D* %d, i64 0, i32 3, !dbg !51 54 %3 = load i32, i32* %c4, align 4, !dbg !51 55 %c45 = getelementptr inbounds %class.D, %class.D* %this, i64 0, i32 3, !dbg !51 56 store i32 %3, i32* %c45, align 4, !dbg !51 57 ret void, !dbg !52 58 } 59 60 declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone 61 62 !llvm.dbg.cu = !{!0} 63 !llvm.module.flags = !{!54} 64 65 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.2 (trunk 167506) (llvm/trunk 167505)", isOptimized: true, emissionKind: FullDebug, file: !53, enums: !1, retainedTypes: !1, globals: !1, imports: !1) 66 !1 = !{} 67 !5 = distinct !DISubprogram(name: "D", linkageName: "_ZN1DC2Ev", line: 12, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 12, file: !6, scope: null, type: !7, declaration: !17, retainedNodes: !27) 68 !6 = !DIFile(filename: "foo.cpp", directory: "/usr/local/google/home/echristo") 69 !7 = !DISubroutineType(types: !8) 70 !8 = !{null, !9} 71 !9 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !10) 72 !10 = !DICompositeType(tag: DW_TAG_class_type, name: "D", line: 1, size: 128, align: 32, file: !53, elements: !11) 73 !11 = !{!12, !14, !15, !16, !17, !20} 74 !12 = !DIDerivedType(tag: DW_TAG_member, name: "c1", line: 6, size: 32, align: 32, flags: DIFlagPrivate, file: !53, scope: !10, baseType: !13) 75 !13 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 76 !14 = !DIDerivedType(tag: DW_TAG_member, name: "c2", line: 7, size: 32, align: 32, offset: 32, flags: DIFlagPrivate, file: !53, scope: !10, baseType: !13) 77 !15 = !DIDerivedType(tag: DW_TAG_member, name: "c3", line: 8, size: 32, align: 32, offset: 64, flags: DIFlagPrivate, file: !53, scope: !10, baseType: !13) 78 !16 = !DIDerivedType(tag: DW_TAG_member, name: "c4", line: 9, size: 32, align: 32, offset: 96, flags: DIFlagPrivate, file: !53, scope: !10, baseType: !13) 79 !17 = !DISubprogram(name: "D", line: 3, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 3, file: !6, scope: !10, type: !7) 80 !20 = !DISubprogram(name: "D", line: 4, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 4, file: !6, scope: !10, type: !21) 81 !21 = !DISubroutineType(types: !22) 82 !22 = !{null, !9, !23} 83 !23 = !DIDerivedType(tag: DW_TAG_reference_type, size: 64, align: 64, baseType: !24) 84 !24 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !10) 85 !27 = !{!29} 86 !29 = !DILocalVariable(name: "this", line: 12, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !5, file: !6, type: !30) 87 !30 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !10) 88 !31 = distinct !DISubprogram(name: "D", linkageName: "_ZN1DC2ERKS_", line: 19, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 19, file: !6, scope: null, type: !21, declaration: !20, retainedNodes: !32) 89 !32 = !{!34, !35} 90 !34 = !DILocalVariable(name: "this", line: 19, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !31, file: !6, type: !30) 91 !35 = !DILocalVariable(name: "d", line: 19, arg: 2, scope: !31, file: !6, type: !23) 92 !36 = !DILocation(line: 12, scope: !5) 93 !37 = !DILocation(line: 13, scope: !38) 94 !38 = distinct !DILexicalBlock(line: 12, column: 0, file: !6, scope: !5) 95 !42 = !DILocation(line: 14, scope: !38) 96 !43 = !DILocation(line: 15, scope: !38) 97 !44 = !DILocation(line: 16, scope: !38) 98 !45 = !DILocation(line: 17, scope: !38) 99 !46 = !DILocation(line: 19, scope: !31) 100 !47 = !DILocation(line: 20, scope: !48) 101 !48 = distinct !DILexicalBlock(line: 19, column: 0, file: !6, scope: !31) 102 !49 = !DILocation(line: 21, scope: !48) 103 !50 = !DILocation(line: 22, scope: !48) 104 !51 = !DILocation(line: 23, scope: !48) 105 !52 = !DILocation(line: 24, scope: !48) 106 !53 = !DIFile(filename: "foo.cpp", directory: "/usr/local/google/home/echristo") 107 !54 = !{i32 1, !"Debug Info Version", i32 3} 108
