DebugInfo: Include the decl_line/decl_file in subprogram definitions if they differ...
[oota-llvm.git] / test / DebugInfo / X86 / dwarf-public-names.ll
1 ; RUN: llc -mtriple=x86_64-pc-linux-gnu -filetype=obj -o %t.o < %s
2 ; RUN: llvm-dwarfdump -debug-dump=pubnames %t.o | FileCheck --check-prefix=LINUX %s
3 ; RUN: llc -mtriple=x86_64-apple-darwin12 -filetype=obj -o %t.o < %s
4 ; RUN: llvm-dwarfdump -debug-dump=pubnames %t.o | FileCheck --check-prefix=NOPUB %s
5 ; RUN: llc -mtriple=x86_64-scei-ps4 -filetype=obj -o %t.o < %s
6 ; RUN: llvm-dwarfdump -debug-dump=pubnames %t.o | FileCheck --check-prefix=NOPUB %s
7 ; ModuleID = 'dwarf-public-names.cpp'
8 ;
9 ; Generated from:
10 ;
11 ; struct C {
12 ;   void member_function();
13 ;   static int static_member_function();
14 ;   static int static_member_variable;
15 ; };
16 ;
17 ; int C::static_member_variable = 0;
18 ;
19 ; void C::member_function() {
20 ;   static_member_variable = 0;
21 ; }
22 ;
23 ; int C::static_member_function() {
24 ;   return static_member_variable;
25 ; }
26 ;
27 ; C global_variable;
28 ;
29 ; int global_function() {
30 ;   return -1;
31 ; }
32 ;
33 ; namespace ns {
34 ;   void global_namespace_function() {
35 ;     global_variable.member_function();
36 ;   }
37 ;   int global_namespace_variable = 1;
38 ; }
39
40 ; Darwin and PS4 shouldn't be generating the section by default
41 ; NOPUB: debug_pubnames
42 ; NOPUB-NEXT: {{^$}}
43
44 ; Skip the output to the header of the pubnames section.
45 ; LINUX: debug_pubnames
46 ; LINUX-NEXT: unit_size = 0x0000012a
47
48 ; Check for each name in the output.
49 ; LINUX-DAG: "ns"
50 ; LINUX-DAG: "C::static_member_function"
51 ; LINUX-DAG: "global_variable"
52 ; LINUX-DAG: "ns::global_namespace_variable"
53 ; LINUX-DAG: "ns::global_namespace_function"
54 ; LINUX-DAG: "global_function"
55 ; LINUX-DAG: "C::static_member_variable"
56 ; LINUX-DAG: "C::member_function"
57
58 %struct.C = type { i8 }
59
60 @_ZN1C22static_member_variableE = global i32 0, align 4
61 @global_variable = global %struct.C zeroinitializer, align 1
62 @_ZN2ns25global_namespace_variableE = global i32 1, align 4
63
64 define void @_ZN1C15member_functionEv(%struct.C* %this) nounwind uwtable align 2 {
65 entry:
66   %this.addr = alloca %struct.C*, align 8
67   store %struct.C* %this, %struct.C** %this.addr, align 8
68   call void @llvm.dbg.declare(metadata %struct.C** %this.addr, metadata !28, metadata !DIExpression()), !dbg !30
69   %this1 = load %struct.C*, %struct.C** %this.addr
70   store i32 0, i32* @_ZN1C22static_member_variableE, align 4, !dbg !31
71   ret void, !dbg !32
72 }
73
74 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
75
76 define i32 @_ZN1C22static_member_functionEv() nounwind uwtable align 2 {
77 entry:
78   %0 = load i32, i32* @_ZN1C22static_member_variableE, align 4, !dbg !33
79   ret i32 %0, !dbg !33
80 }
81
82 define i32 @_Z15global_functionv() nounwind uwtable {
83 entry:
84   ret i32 -1, !dbg !34
85 }
86
87 define void @_ZN2ns25global_namespace_functionEv() nounwind uwtable {
88 entry:
89   call void @_ZN1C15member_functionEv(%struct.C* @global_variable), !dbg !35
90   ret void, !dbg !36
91 }
92
93 attributes #0 = { nounwind uwtable }
94 attributes #1 = { nounwind readnone }
95
96 !llvm.dbg.cu = !{!0}
97 !llvm.module.flags = !{!38}
98
99 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.3 (http://llvm.org/git/clang.git a09cd8103a6a719cb2628cdf0c91682250a17bd2) (http://llvm.org/git/llvm.git 47d03cec0afca0c01ae42b82916d1d731716cd20)", isOptimized: false, emissionKind: 0, file: !37, enums: !1, retainedTypes: !1, subprograms: !2, globals: !24, imports:  !1)
100 !1 = !{}
101 !2 = !{!3, !18, !19, !20}
102 !3 = distinct !DISubprogram(name: "member_function", linkageName: "_ZN1C15member_functionEv", line: 9, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 9, file: !4, scope: null, type: !5, function: void (%struct.C*)* @_ZN1C15member_functionEv, declaration: !12, variables: !1)
103 !4 = !DIFile(filename: "dwarf-public-names.cpp", directory: "/usr2/kparzysz/s.hex/t")
104 !5 = !DISubroutineType(types: !6)
105 !6 = !{null, !7}
106 !7 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !8)
107 !8 = !DICompositeType(tag: DW_TAG_structure_type, name: "C", line: 1, size: 8, align: 8, file: !37, elements: !9)
108 !9 = !{!10, !12, !14}
109 !10 = !DIDerivedType(tag: DW_TAG_member, name: "static_member_variable", line: 4, flags: DIFlagStaticMember, file: !37, scope: !8, baseType: !11)
110 !11 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
111 !12 = !DISubprogram(name: "member_function", linkageName: "_ZN1C15member_functionEv", line: 2, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !4, scope: !8, type: !5, variables: !13)
112 !13 = !{} ; previously: invalid DW_TAG_base_type
113 !14 = !DISubprogram(name: "static_member_function", linkageName: "_ZN1C22static_member_functionEv", line: 3, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !4, scope: !8, type: !15, variables: !17)
114 !15 = !DISubroutineType(types: !16)
115 !16 = !{!11}
116 !17 = !{} ; previously: invalid DW_TAG_base_type
117 !18 = distinct !DISubprogram(name: "static_member_function", linkageName: "_ZN1C22static_member_functionEv", line: 13, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 13, file: !4, scope: null, type: !15, function: i32 ()* @_ZN1C22static_member_functionEv, declaration: !14, variables: !1)
118 !19 = distinct !DISubprogram(name: "global_function", linkageName: "_Z15global_functionv", line: 19, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 19, file: !4, scope: !4, type: !15, function: i32 ()* @_Z15global_functionv, variables: !1)
119 !20 = distinct !DISubprogram(name: "global_namespace_function", linkageName: "_ZN2ns25global_namespace_functionEv", line: 24, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 24, file: !4, scope: !21, type: !22, function: void ()* @_ZN2ns25global_namespace_functionEv, variables: !1)
120 !21 = !DINamespace(name: "ns", line: 23, file: !4, scope: null)
121 !22 = !DISubroutineType(types: !23)
122 !23 = !{null}
123 !24 = !{!25, !26, !27}
124 !25 = !DIGlobalVariable(name: "static_member_variable", linkageName: "_ZN1C22static_member_variableE", line: 7, isLocal: false, isDefinition: true, scope: !8, file: !4, type: !11, variable: i32* @_ZN1C22static_member_variableE, declaration: !10)
125 !26 = !DIGlobalVariable(name: "global_variable", line: 17, isLocal: false, isDefinition: true, scope: null, file: !4, type: !8, variable: %struct.C* @global_variable)
126 !27 = !DIGlobalVariable(name: "global_namespace_variable", linkageName: "_ZN2ns25global_namespace_variableE", line: 27, isLocal: false, isDefinition: true, scope: !21, file: !4, type: !11, variable: i32* @_ZN2ns25global_namespace_variableE)
127 !28 = !DILocalVariable(name: "this", line: 9, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !3, file: !4, type: !29)
128 !29 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !8)
129 !30 = !DILocation(line: 9, scope: !3)
130 !31 = !DILocation(line: 10, scope: !3)
131 !32 = !DILocation(line: 11, scope: !3)
132 !33 = !DILocation(line: 14, scope: !18)
133 !34 = !DILocation(line: 20, scope: !19)
134 !35 = !DILocation(line: 25, scope: !20)
135 !36 = !DILocation(line: 26, scope: !20)
136 !37 = !DIFile(filename: "dwarf-public-names.cpp", directory: "/usr2/kparzysz/s.hex/t")
137 !38 = !{i32 1, !"Debug Info Version", i32 3}