xref: /llvm-project/llvm/test/DebugInfo/Generic/dwarf-public-names.ll (revision a72d88fb4f65dd1f6a44f964245ee1002711735b) 
1; RUN: %llc_dwarf -debugger-tune=gdb -filetype=obj -o %t.o < %s
2; RUN: llvm-dwarfdump -debug-pubnames %t.o | FileCheck %s
3; ModuleID = 'dwarf-public-names.cpp'
4;
5; Generated from:
6;
7; struct C {
8;   void member_function();
9;   static int static_member_function();
10;   static int static_member_variable;
11; };
12;
13; int C::static_member_variable = 0;
14;
15; void C::member_function() {
16;   static_member_variable = 0;
17; }
18;
19; int C::static_member_function() {
20;   return static_member_variable;
21; }
22;
23; C global_variable;
24;
25; int global_function() {
26;   return -1;
27; }
28;
29; namespace ns {
30;   void global_namespace_function() {
31;     global_variable.member_function();
32;   }
33;   int global_namespace_variable = 1;
34; }
35
36; Skip the output to the header of the pubnames section.
37; CHECK: debug_pubnames
38; CHECK: version = 0x0002
39
40; Check for each name in the output.
41; CHECK-DAG: "ns"
42; CHECK-DAG: "C::static_member_function"
43; CHECK-DAG: "global_variable"
44; CHECK-DAG: "ns::global_namespace_variable"
45; CHECK-DAG: "ns::global_namespace_function"
46; CHECK-DAG: "global_function"
47; CHECK-DAG: "C::static_member_variable"
48; CHECK-DAG: "C::member_function"
49
50source_filename = "test/DebugInfo/Generic/dwarf-public-names.ll"
51
52%struct.C = type { i8 }
53
54@_ZN1C22static_member_variableE = global i32 0, align 4, !dbg !0
55@global_variable = global %struct.C zeroinitializer, align 1, !dbg !15
56@_ZN2ns25global_namespace_variableE = global i32 1, align 4, !dbg !17
57
58; Function Attrs: nounwind uwtable
59define void @_ZN1C15member_functionEv(ptr %this) #0 align 2 !dbg !23 {
60entry:
61  %this.addr = alloca ptr, align 8
62  store ptr %this, ptr %this.addr, align 8
63  call void @llvm.dbg.declare(metadata ptr %this.addr, metadata !24, metadata !26), !dbg !27
64  %this1 = load ptr, ptr %this.addr
65  store i32 0, ptr @_ZN1C22static_member_variableE, align 4, !dbg !28
66  ret void, !dbg !29
67}
68
69; Function Attrs: nounwind readnone
70declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
71
72; Function Attrs: nounwind uwtable
73define i32 @_ZN1C22static_member_functionEv() #0 align 2 !dbg !30 {
74entry:
75  %0 = load i32, ptr @_ZN1C22static_member_variableE, align 4, !dbg !31
76  ret i32 %0, !dbg !31
77}
78
79; Function Attrs: nounwind uwtable
80define i32 @_Z15global_functionv() #0 !dbg !32 {
81entry:
82  ret i32 -1, !dbg !33
83}
84
85; Function Attrs: nounwind uwtable
86define void @_ZN2ns25global_namespace_functionEv() #0 !dbg !34 {
87entry:
88  call void @_ZN1C15member_functionEv(ptr @global_variable), !dbg !37
89  ret void, !dbg !38
90}
91
92attributes #0 = { nounwind uwtable }
93attributes #1 = { nounwind readnone }
94
95!llvm.dbg.cu = !{!20}
96!llvm.module.flags = !{!22}
97
98!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
99!1 = !DIGlobalVariable(name: "static_member_variable", linkageName: "_ZN1C22static_member_variableE", scope: !2, file: !3, line: 7, type: !6, isLocal: false, isDefinition: true, declaration: !5)
100!2 = !DICompositeType(tag: DW_TAG_structure_type, name: "C", file: !3, line: 1, size: 8, align: 8, elements: !4)
101!3 = !DIFile(filename: "dwarf-public-names.cpp", directory: "/usr2/kparzysz/s.hex/t")
102!4 = !{!5, !7, !12}
103!5 = !DIDerivedType(tag: DW_TAG_member, name: "static_member_variable", scope: !2, file: !3, line: 4, baseType: !6, flags: DIFlagStaticMember)
104!6 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
105!7 = !DISubprogram(name: "member_function", linkageName: "_ZN1C15member_functionEv", scope: !2, file: !3, line: 2, type: !8, isLocal: false, isDefinition: false, scopeLine: 2, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, retainedNodes: !11)
106!8 = !DISubroutineType(types: !9)
107!9 = !{null, !10}
108!10 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !2, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
109!11 = !{}
110!12 = !DISubprogram(name: "static_member_function", linkageName: "_ZN1C22static_member_functionEv", scope: !2, file: !3, line: 3, type: !13, isLocal: false, isDefinition: false, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, retainedNodes: !11)
111!13 = !DISubroutineType(types: !14)
112!14 = !{!6}
113!15 = !DIGlobalVariableExpression(var: !16, expr: !DIExpression())
114!16 = !DIGlobalVariable(name: "global_variable", scope: null, file: !3, line: 17, type: !2, isLocal: false, isDefinition: true) ; previously: invalid DW_TAG_base_type
115!17 = !DIGlobalVariableExpression(var: !18, expr: !DIExpression())
116!18 = !DIGlobalVariable(name: "global_namespace_variable", linkageName: "_ZN2ns25global_namespace_variableE", scope: !19, file: !3, line: 27, type: !6, isLocal: false, isDefinition: true)
117!19 = !DINamespace(name: "ns", scope: null)
118!20 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 3.3", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !11, retainedTypes: !11, globals: !21, imports: !11) ; previously: invalid DW_TAG_base_type
119!21 = !{!0, !15, !17}
120!22 = !{i32 1, !"Debug Info Version", i32 3}
121!23 = distinct !DISubprogram(name: "member_function", linkageName: "_ZN1C15member_functionEv", scope: null, file: !3, line: 9, type: !8, isLocal: false, isDefinition: true, scopeLine: 9, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !20, declaration: !7, retainedNodes: !11)
122!24 = !DILocalVariable(name: "this", arg: 1, scope: !23, file: !3, line: 9, type: !25, flags: DIFlagArtificial | DIFlagObjectPointer)
123!25 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !2, size: 64, align: 64)
124!26 = !DIExpression()
125!27 = !DILocation(line: 9, scope: !23)
126!28 = !DILocation(line: 10, scope: !23)
127!29 = !DILocation(line: 11, scope: !23)
128!30 = distinct !DISubprogram(name: "static_member_function", linkageName: "_ZN1C22static_member_functionEv", scope: null, file: !3, line: 13, type: !13, isLocal: false, isDefinition: true, scopeLine: 13, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !20, declaration: !12, retainedNodes: !11)
129!31 = !DILocation(line: 14, scope: !30)
130!32 = distinct !DISubprogram(name: "global_function", linkageName: "_Z15global_functionv", scope: !3, file: !3, line: 19, type: !13, isLocal: false, isDefinition: true, scopeLine: 19, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !20, retainedNodes: !11)
131!33 = !DILocation(line: 20, scope: !32)
132!34 = distinct !DISubprogram(name: "global_namespace_function", linkageName: "_ZN2ns25global_namespace_functionEv", scope: !19, file: !3, line: 24, type: !35, isLocal: false, isDefinition: true, scopeLine: 24, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !20, retainedNodes: !11)
133!35 = !DISubroutineType(types: !36)
134!36 = !{null}
135!37 = !DILocation(line: 25, scope: !34)
136!38 = !DILocation(line: 26, scope: !34)
137
138