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=DARWIN %s
   5 ; ModuleID = 'dwarf-public-names.cpp'
   6 ;
   7 ; Generated from:
   8 ;
   9 ; struct C {
  10 ;   void member_function();
  11 ;   static int static_member_function();
  12 ;   static int static_member_variable;
  13 ; };
  14 ;
  15 ; int C::static_member_variable = 0;
  16 ;
  17 ; void C::member_function() {
  18 ;   static_member_variable = 0;
  19 ; }
  20 ;
  21 ; int C::static_member_function() {
  22 ;   return static_member_variable;
  23 ; }
  24 ;
  25 ; C global_variable;
  26 ;
  27 ; int global_function() {
  28 ;   return -1;
  29 ; }
  30 ;
  31 ; namespace ns {
  32 ;   void global_namespace_function() {
  33 ;     global_variable.member_function();
  34 ;   }
  35 ;   int global_namespace_variable = 1;
  36 ; }
  37
  38 ; Darwin shouldn't be generating the section by default
  39 ; DARWIN: debug_pubnames
  40 ; DARWIN: {{^$}}
  41
  42 ; Skip the output to the header of the pubnames section.
  43 ; LINUX: debug_pubnames
  44 ; LINUX: unit_size = 0x00000128
  45
  46 ; Check for each name in the output.
  47 ; LINUX-DAG: "ns"
  48 ; LINUX-DAG: "C::static_member_function"
  49 ; LINUX-DAG: "global_variable"
  50 ; LINUX-DAG: "ns::global_namespace_variable"
  51 ; LINUX-DAG: "ns::global_namespace_function"
  52 ; LINUX-DAG: "global_function"
  53 ; LINUX-DAG: "C::static_member_variable"
  54 ; LINUX-DAG: "C::member_function"
  55
  56 %struct.C = type { i8 }
  57
  58 @_ZN1C22static_member_variableE = global i32 0, align 4
  59 @global_variable = global %struct.C zeroinitializer, align 1
  60 @_ZN2ns25global_namespace_variableE = global i32 1, align 4
  61
  62 define void @_ZN1C15member_functionEv(%struct.C* %this) nounwind uwtable align 2 {
  63 entry:
  64   %this.addr = alloca %struct.C*, align 8
  65   store %struct.C* %this, %struct.C** %this.addr, align 8
  66   call void @llvm.dbg.declare(metadata %struct.C** %this.addr, metadata !28, metadata !MDExpression()), !dbg !30
  67   %this1 = load %struct.C*, %struct.C** %this.addr
  68   store i32 0, i32* @_ZN1C22static_member_variableE, align 4, !dbg !31
  69   ret void, !dbg !32
  70 }
  71
  72 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
  73
  74 define i32 @_ZN1C22static_member_functionEv() nounwind uwtable align 2 {
  75 entry:
  76   %0 = load i32, i32* @_ZN1C22static_member_variableE, align 4, !dbg !33
  77   ret i32 %0, !dbg !33
  78 }
  79
  80 define i32 @_Z15global_functionv() nounwind uwtable {
  81 entry:
  82   ret i32 -1, !dbg !34
  83 }
  84
  85 define void @_ZN2ns25global_namespace_functionEv() nounwind uwtable {
  86 entry:
  87   call void @_ZN1C15member_functionEv(%struct.C* @global_variable), !dbg !35
  88   ret void, !dbg !36
  89 }
  90
  91 attributes #0 = { nounwind uwtable }
  92 attributes #1 = { nounwind readnone }
  93
  94 !llvm.dbg.cu = !{!0}
  95 !llvm.module.flags = !{!38}
  96
  97 !0 = !MDCompileUnit(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)
  98 !1 = !{}
  99 !2 = !{!3, !18, !19, !20}
 100 !3 = !MDSubprogram(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)
 101 !4 = !MDFile(filename: "dwarf-public-names.cpp", directory: "/usr2/kparzysz/s.hex/t")
 102 !5 = !MDSubroutineType(types: !6)
 103 !6 = !{null, !7}
 104 !7 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !8)
 105 !8 = !MDCompositeType(tag: DW_TAG_structure_type, name: "C", line: 1, size: 8, align: 8, file: !37, elements: !9)
 106 !9 = !{!10, !12, !14}
 107 !10 = !MDDerivedType(tag: DW_TAG_member, name: "static_member_variable", line: 4, flags: DIFlagStaticMember, file: !37, scope: !8, baseType: !11)
 108 !11 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
 109 !12 = !MDSubprogram(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)
 110 !13 = !{} ; previously: invalid DW_TAG_base_type
 111 !14 = !MDSubprogram(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)
 112 !15 = !MDSubroutineType(types: !16)
 113 !16 = !{!11}
 114 !17 = !{} ; previously: invalid DW_TAG_base_type
 115 !18 = !MDSubprogram(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)
 116 !19 = !MDSubprogram(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)
 117 !20 = !MDSubprogram(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)
 118 !21 = !MDNamespace(name: "ns", line: 23, file: !4, scope: null)
 119 !22 = !MDSubroutineType(types: !23)
 120 !23 = !{null}
 121 !24 = !{!25, !26, !27}
 122 !25 = !MDGlobalVariable(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)
 123 !26 = !MDGlobalVariable(name: "global_variable", line: 17, isLocal: false, isDefinition: true, scope: null, file: !4, type: !8, variable: %struct.C* @global_variable)
 124 !27 = !MDGlobalVariable(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)
 125 !28 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", line: 9, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !3, file: !4, type: !29)
 126 !29 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !8)
 127 !30 = !MDLocation(line: 9, scope: !3)
 128 !31 = !MDLocation(line: 10, scope: !3)
 129 !32 = !MDLocation(line: 11, scope: !3)
 130 !33 = !MDLocation(line: 14, scope: !18)
 131 !34 = !MDLocation(line: 20, scope: !19)
 132 !35 = !MDLocation(line: 25, scope: !20)
 133 !36 = !MDLocation(line: 26, scope: !20)
 134 !37 = !MDFile(filename: "dwarf-public-names.cpp", directory: "/usr2/kparzysz/s.hex/t")
 135 !38 = !{i32 1, !"Debug Info Version", i32 3}