129 lines · plain
1; RUN: llc -arm-global-merge -global-merge-group-by-use=false -filetype=obj < %s | llvm-dwarfdump -debug-info --name=x1 --name=x2 -v - | FileCheck %s2 3; CHECK: DW_TAG_variable4; CHECK: DW_AT_name {{.*}} "x1"5; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addr [[ADDR:0x[0-9a-fA-F]+]])6 7; CHECK: DW_TAG_variable8; CHECK: DW_AT_name {{.*}} "x2"9; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addr [[ADDR]], DW_OP_plus_uconst 0x4)10 11source_filename = "test/CodeGen/ARM/2011-08-02-MergedGlobalDbg.ll"12target 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"13target triple = "thumbv7-apple-macosx10.7.0"14 15@x1 = internal unnamed_addr global i32 1, align 4, !dbg !016@x2 = internal unnamed_addr global i32 2, align 4, !dbg !617@x3 = internal unnamed_addr global i32 3, align 418@x4 = internal unnamed_addr global i32 4, align 419@x5 = global i32 0, align 420 21; Function Attrs: nounwind optsize ssp22define i32 @get1(i32 %a) #0 !dbg !10 {23 tail call void @llvm.dbg.value(metadata i32 %a, metadata !14, metadata !17), !dbg !1824 %1 = load i32, ptr @x1, align 4, !dbg !1925 tail call void @llvm.dbg.value(metadata i32 %1, metadata !15, metadata !17), !dbg !1926 store i32 %a, ptr @x1, align 4, !dbg !1927 ret i32 %1, !dbg !1928}29 30; Function Attrs: nounwind optsize ssp31 32define i32 @get2(i32 %a) #0 !dbg !20 {33 tail call void @llvm.dbg.value(metadata i32 %a, metadata !22, metadata !17), !dbg !2534 %1 = load i32, ptr @x2, align 4, !dbg !2635 tail call void @llvm.dbg.value(metadata i32 %1, metadata !23, metadata !17), !dbg !2636 store i32 %a, ptr @x2, align 4, !dbg !2637 ret i32 %1, !dbg !2638}39 40; Function Attrs: nounwind optsize ssp41 42define i32 @get3(i32 %a) #0 !dbg !27 {43 tail call void @llvm.dbg.value(metadata i32 %a, metadata !29, metadata !17), !dbg !3244 %1 = load i32, ptr @x3, align 4, !dbg !3345 tail call void @llvm.dbg.value(metadata i32 %1, metadata !30, metadata !17), !dbg !3346 store i32 %a, ptr @x3, align 4, !dbg !3347 ret i32 %1, !dbg !3348}49 50; Function Attrs: nounwind optsize ssp51 52define i32 @get4(i32 %a) #0 !dbg !34 {53 tail call void @llvm.dbg.value(metadata i32 %a, metadata !36, metadata !17), !dbg !3954 %1 = load i32, ptr @x4, align 4, !dbg !4055 tail call void @llvm.dbg.value(metadata i32 %1, metadata !37, metadata !17), !dbg !4056 store i32 %a, ptr @x4, align 4, !dbg !4057 ret i32 %1, !dbg !4058}59 60; Function Attrs: nounwind optsize ssp61 62define i32 @get5(i32 %a) #0 !dbg !41 {63 tail call void @llvm.dbg.value(metadata i32 %a, metadata !43, metadata !17), !dbg !4664 %1 = load i32, ptr @x5, align 4, !dbg !4765 tail call void @llvm.dbg.value(metadata i32 %1, metadata !44, metadata !17), !dbg !4766 store i32 %a, ptr @x5, align 4, !dbg !4767 ret i32 %1, !dbg !4768}69 70; Function Attrs: nounwind readnone71 72declare void @llvm.dbg.value(metadata, metadata, metadata) #173 74attributes #0 = { nounwind optsize ssp }75attributes #1 = { nounwind readnone }76 77!llvm.dbg.cu = !{!2}78!llvm.module.flags = !{!9}79 80!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())81!1 = !DIGlobalVariable(name: "x1", scope: !2, file: !3, line: 4, type: !8, isLocal: true, isDefinition: true)82!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4, globals: !5, imports: !4)83!3 = !DIFile(filename: "ss3.c", directory: "/private/tmp")84!4 = !{}85!5 = !{!0, !6}86!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())87!7 = !DIGlobalVariable(name: "x2", scope: !2, file: !3, line: 7, type: !8, isLocal: true, isDefinition: true)88!8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)89!9 = !{i32 1, !"Debug Info Version", i32 3}90!10 = distinct !DISubprogram(name: "get1", scope: !3, file: !3, line: 5, type: !11, isLocal: false, isDefinition: true, scopeLine: 5, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !13)91!11 = !DISubroutineType(types: !12)92!12 = !{!8}93!13 = !{!14, !15}94!14 = !DILocalVariable(name: "a", arg: 1, scope: !10, file: !3, line: 5, type: !8)95!15 = !DILocalVariable(name: "b", scope: !16, file: !3, line: 5, type: !8)96!16 = distinct !DILexicalBlock(scope: !10, file: !3, line: 5, column: 19)97!17 = !DIExpression()98!18 = !DILocation(line: 5, column: 16, scope: !10)99!19 = !DILocation(line: 5, column: 32, scope: !16)100!20 = distinct !DISubprogram(name: "get2", scope: !3, file: !3, line: 8, type: !11, isLocal: false, isDefinition: true, scopeLine: 8, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !21)101!21 = !{!22, !23}102!22 = !DILocalVariable(name: "a", arg: 1, scope: !20, file: !3, line: 8, type: !8)103!23 = !DILocalVariable(name: "b", scope: !24, file: !3, line: 8, type: !8)104!24 = distinct !DILexicalBlock(scope: !20, file: !3, line: 8, column: 17)105!25 = !DILocation(line: 8, column: 14, scope: !20)106!26 = !DILocation(line: 8, column: 29, scope: !24)107!27 = distinct !DISubprogram(name: "get3", scope: !3, file: !3, line: 11, type: !11, isLocal: false, isDefinition: true, scopeLine: 11, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !28)108!28 = !{!29, !30}109!29 = !DILocalVariable(name: "a", arg: 1, scope: !27, file: !3, line: 11, type: !8)110!30 = !DILocalVariable(name: "b", scope: !31, file: !3, line: 11, type: !8)111!31 = distinct !DILexicalBlock(scope: !27, file: !3, line: 11, column: 19)112!32 = !DILocation(line: 11, column: 16, scope: !27)113!33 = !DILocation(line: 11, column: 32, scope: !31)114!34 = distinct !DISubprogram(name: "get4", scope: !3, file: !3, line: 14, type: !11, isLocal: false, isDefinition: true, scopeLine: 14, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !35)115!35 = !{!36, !37}116!36 = !DILocalVariable(name: "a", arg: 1, scope: !34, file: !3, line: 14, type: !8)117!37 = !DILocalVariable(name: "b", scope: !38, file: !3, line: 14, type: !8)118!38 = distinct !DILexicalBlock(scope: !34, file: !3, line: 14, column: 19)119!39 = !DILocation(line: 14, column: 16, scope: !34)120!40 = !DILocation(line: 14, column: 32, scope: !38)121!41 = distinct !DISubprogram(name: "get5", scope: !3, file: !3, line: 17, type: !11, isLocal: false, isDefinition: true, scopeLine: 17, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !42)122!42 = !{!43, !44}123!43 = !DILocalVariable(name: "a", arg: 1, scope: !41, file: !3, line: 17, type: !8)124!44 = !DILocalVariable(name: "b", scope: !45, file: !3, line: 17, type: !8)125!45 = distinct !DILexicalBlock(scope: !41, file: !3, line: 17, column: 19)126!46 = !DILocation(line: 17, column: 16, scope: !41)127!47 = !DILocation(line: 17, column: 32, scope: !45)128 129