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141 lines
7.2 KiB
LLVM
141 lines
7.2 KiB
LLVM
; RUN: llc -arm-global-merge -global-merge-group-by-use=false -filetype=obj < %s | llvm-dwarfdump -debug-info -v - | FileCheck %s
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source_filename = "test/CodeGen/ARM/2011-01-19-MergedGlobalDbg.ll"
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target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32"
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target triple = "thumbv7-apple-darwin10"
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@x1 = internal global i8 1, align 1, !dbg !0
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@x2 = internal global i8 1, align 1, !dbg !4
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@x3 = internal global i8 1, align 1, !dbg !6
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@x4 = internal global i8 1, align 1, !dbg !8
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@x5 = global i8 1, align 1, !dbg !10
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; CHECK: DW_TAG_variable
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_name {{.*}} "x1"
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addr [[ADDR:0x[0-9a-fA-F]+]])
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; CHECK: DW_TAG_variable
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_name {{.*}} "x2"
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addr [[ADDR]], DW_OP_plus_uconst 0x1)
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; Function Attrs: nounwind optsize
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define zeroext i8 @get1(i8 zeroext %a) #0 !dbg !16 {
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entry:
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tail call void @llvm.dbg.value(metadata i8 %a, metadata !20, metadata !23), !dbg !24
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%0 = load i8, i8* @x1, align 4, !dbg !24
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tail call void @llvm.dbg.value(metadata i8 %0, metadata !21, metadata !23), !dbg !24
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store i8 %a, i8* @x1, align 4, !dbg !24
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ret i8 %0, !dbg !25
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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; Function Attrs: nounwind optsize
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define zeroext i8 @get2(i8 zeroext %a) #0 !dbg !26 {
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entry:
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tail call void @llvm.dbg.value(metadata i8 %a, metadata !28, metadata !23), !dbg !31
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%0 = load i8, i8* @x2, align 4, !dbg !31
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tail call void @llvm.dbg.value(metadata i8 %0, metadata !29, metadata !23), !dbg !31
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store i8 %a, i8* @x2, align 4, !dbg !31
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ret i8 %0, !dbg !32
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}
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; Function Attrs: nounwind optsize
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define zeroext i8 @get3(i8 zeroext %a) #0 !dbg !33 {
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entry:
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tail call void @llvm.dbg.value(metadata i8 %a, metadata !35, metadata !23), !dbg !38
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%0 = load i8, i8* @x3, align 4, !dbg !38
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tail call void @llvm.dbg.value(metadata i8 %0, metadata !36, metadata !23), !dbg !38
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store i8 %a, i8* @x3, align 4, !dbg !38
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ret i8 %0, !dbg !39
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}
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; Function Attrs: nounwind optsize
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define zeroext i8 @get4(i8 zeroext %a) #0 !dbg !40 {
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entry:
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tail call void @llvm.dbg.value(metadata i8 %a, metadata !42, metadata !23), !dbg !45
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%0 = load i8, i8* @x4, align 4, !dbg !45
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tail call void @llvm.dbg.value(metadata i8 %0, metadata !43, metadata !23), !dbg !45
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store i8 %a, i8* @x4, align 4, !dbg !45
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ret i8 %0, !dbg !46
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}
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; Function Attrs: nounwind optsize
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define zeroext i8 @get5(i8 zeroext %a) #0 !dbg !47 {
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entry:
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tail call void @llvm.dbg.value(metadata i8 %a, metadata !49, metadata !23), !dbg !52
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%0 = load i8, i8* @x5, align 4, !dbg !52
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tail call void @llvm.dbg.value(metadata i8 %0, metadata !50, metadata !23), !dbg !52
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store i8 %a, i8* @x5, align 4, !dbg !52
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ret i8 %0, !dbg !53
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}
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attributes #0 = { nounwind optsize }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!12}
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!llvm.module.flags = !{!15}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = !DIGlobalVariable(name: "x1", scope: !2, file: !2, line: 3, type: !3, isLocal: true, isDefinition: true)
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!2 = !DIFile(filename: "foo.c", directory: "/tmp/")
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!3 = !DIBasicType(name: "_Bool", size: 8, align: 8, encoding: DW_ATE_boolean)
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!4 = !DIGlobalVariableExpression(var: !5, expr: !DIExpression())
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!5 = !DIGlobalVariable(name: "x2", scope: !2, file: !2, line: 6, type: !3, isLocal: true, isDefinition: true)
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!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
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!7 = !DIGlobalVariable(name: "x3", scope: !2, file: !2, line: 9, type: !3, isLocal: true, isDefinition: true)
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!8 = !DIGlobalVariableExpression(var: !9, expr: !DIExpression())
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!9 = !DIGlobalVariable(name: "x4", scope: !2, file: !2, line: 12, type: !3, isLocal: true, isDefinition: true)
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!10 = !DIGlobalVariableExpression(var: !11, expr: !DIExpression())
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!11 = !DIGlobalVariable(name: "x5", scope: !2, file: !2, line: 15, type: !3, isLocal: false, isDefinition: true)
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!12 = distinct !DICompileUnit(language: DW_LANG_C89, file: !2, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !13, retainedTypes: !13, globals: !14, imports: !13)
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!13 = !{}
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!14 = !{!0, !4, !6, !8, !10}
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!15 = !{i32 1, !"Debug Info Version", i32 3}
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!16 = distinct !DISubprogram(name: "get1", linkageName: "get1", scope: !2, file: !2, line: 4, type: !17, isLocal: false, isDefinition: true, scopeLine: 4, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !12, variables: !19)
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!17 = !DISubroutineType(types: !18)
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!18 = !{!3, !3}
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!19 = !{!20, !21}
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!20 = !DILocalVariable(name: "a", arg: 1, scope: !16, file: !2, line: 4, type: !3)
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!21 = !DILocalVariable(name: "b", scope: !22, file: !2, line: 4, type: !3)
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!22 = distinct !DILexicalBlock(scope: !16, file: !2, line: 4)
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!23 = !DIExpression()
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!24 = !DILocation(line: 4, scope: !16)
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!25 = !DILocation(line: 4, scope: !22)
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!26 = distinct !DISubprogram(name: "get2", linkageName: "get2", scope: !2, file: !2, line: 7, type: !17, isLocal: false, isDefinition: true, scopeLine: 7, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !12, variables: !27)
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!27 = !{!28, !29}
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!28 = !DILocalVariable(name: "a", arg: 1, scope: !26, file: !2, line: 7, type: !3)
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!29 = !DILocalVariable(name: "b", scope: !30, file: !2, line: 7, type: !3)
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!30 = distinct !DILexicalBlock(scope: !26, file: !2, line: 7)
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!31 = !DILocation(line: 7, scope: !26)
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!32 = !DILocation(line: 7, scope: !30)
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!33 = distinct !DISubprogram(name: "get3", linkageName: "get3", scope: !2, file: !2, line: 10, type: !17, isLocal: false, isDefinition: true, scopeLine: 10, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !12, variables: !34)
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!34 = !{!35, !36}
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!35 = !DILocalVariable(name: "a", arg: 1, scope: !33, file: !2, line: 10, type: !3)
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!36 = !DILocalVariable(name: "b", scope: !37, file: !2, line: 10, type: !3)
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!37 = distinct !DILexicalBlock(scope: !33, file: !2, line: 10)
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!38 = !DILocation(line: 10, scope: !33)
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!39 = !DILocation(line: 10, scope: !37)
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!40 = distinct !DISubprogram(name: "get4", linkageName: "get4", scope: !2, file: !2, line: 13, type: !17, isLocal: false, isDefinition: true, scopeLine: 13, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !12, variables: !41)
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!41 = !{!42, !43}
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!42 = !DILocalVariable(name: "a", arg: 1, scope: !40, file: !2, line: 13, type: !3)
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!43 = !DILocalVariable(name: "b", scope: !44, file: !2, line: 13, type: !3)
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!44 = distinct !DILexicalBlock(scope: !40, file: !2, line: 13)
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!45 = !DILocation(line: 13, scope: !40)
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!46 = !DILocation(line: 13, scope: !44)
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!47 = distinct !DISubprogram(name: "get5", linkageName: "get5", scope: !2, file: !2, line: 16, type: !17, isLocal: false, isDefinition: true, scopeLine: 16, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !12, variables: !48)
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!48 = !{!49, !50}
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!49 = !DILocalVariable(name: "a", arg: 1, scope: !47, file: !2, line: 16, type: !3)
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!50 = !DILocalVariable(name: "b", scope: !51, file: !2, line: 16, type: !3)
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!51 = distinct !DILexicalBlock(scope: !47, file: !2, line: 16)
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!52 = !DILocation(line: 16, scope: !47)
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!53 = !DILocation(line: 16, scope: !51)
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