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There are still 4 tests that check for DW_AT_MIPS_linkage_name, because they specify DWARF 2 or 3 in the module metadata. So, I didn't create an explicit version-based test for the attribute. Differential Revision: http://reviews.llvm.org/D8227 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231880 91177308-0d34-0410-b5e6-96231b3b80d8
53 lines
3.0 KiB
LLVM
53 lines
3.0 KiB
LLVM
; RUN: llc -mtriple=x86_64-macosx %s -o %t -filetype=obj
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; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
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; CHECK: DW_TAG_subprogram [9] *
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; CHECK-NOT: DW_AT_{{(MIPS_)?}}linkage_name
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; CHECK: DW_AT_specification
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%class.A = type { i8 }
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@a = global %class.A zeroinitializer, align 1
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define i32 @_ZN1A1aEi(%class.A* %this, i32 %b) nounwind uwtable ssp align 2 {
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entry:
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%this.addr = alloca %class.A*, align 8
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%b.addr = alloca i32, align 4
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store %class.A* %this, %class.A** %this.addr, align 8
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call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !21, metadata !MDExpression()), !dbg !23
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store i32 %b, i32* %b.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %b.addr, metadata !24, metadata !MDExpression()), !dbg !25
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%this1 = load %class.A*, %class.A** %this.addr
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%0 = load i32, i32* %b.addr, align 4, !dbg !26
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ret i32 %0, !dbg !26
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}
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declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!29}
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!0 = !MDCompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.1 (trunk 152691) (llvm/trunk 152692)", isOptimized: false, emissionKind: 0, file: !28, enums: !1, retainedTypes: !1, subprograms: !3, globals: !18, imports: !1)
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!1 = !{}
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!3 = !{!5}
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!5 = !MDSubprogram(name: "a", linkageName: "_ZN1A1aEi", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 5, file: !6, scope: null, type: !7, function: i32 (%class.A*, i32)* @_ZN1A1aEi, declaration: !13)
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!6 = !MDFile(filename: "foo.cpp", directory: "/Users/echristo")
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!7 = !MDSubroutineType(types: !8)
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!8 = !{!9, !10, !9}
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!9 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!10 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, baseType: !11)
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!11 = !MDCompositeType(tag: DW_TAG_class_type, name: "A", line: 1, size: 8, align: 8, file: !28, elements: !12)
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!12 = !{!13}
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!13 = !MDSubprogram(name: "a", linkageName: "_ZN1A1aEi", line: 2, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrivate | DIFlagPrototyped, isOptimized: false, file: !6, scope: !11, type: !7)
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!18 = !{!20}
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!20 = !MDGlobalVariable(name: "a", line: 9, isLocal: false, isDefinition: true, scope: null, file: !6, type: !11, variable: %class.A* @a)
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!21 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", line: 5, arg: 1, flags: DIFlagArtificial, scope: !5, file: !6, type: !22)
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!22 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !11)
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!23 = !MDLocation(line: 5, column: 8, scope: !5)
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!24 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "b", line: 5, arg: 2, scope: !5, file: !6, type: !9)
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!25 = !MDLocation(line: 5, column: 14, scope: !5)
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!26 = !MDLocation(line: 6, column: 4, scope: !27)
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!27 = distinct !MDLexicalBlock(line: 5, column: 17, file: !6, scope: !5)
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!28 = !MDFile(filename: "foo.cpp", directory: "/Users/echristo")
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!29 = !{i32 1, !"Debug Info Version", i32 3}
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