forked from OSchip/llvm-project
140 lines
6.8 KiB
LLVM
140 lines
6.8 KiB
LLVM
; RUN: llc -arm-global-merge -global-merge-group-by-use=false -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
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; Check debug info output for merged global.
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; DW_AT_location
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; 0x03 DW_OP_addr
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; 0x.. .long __MergedGlobals
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; 0x10 DW_OP_constu
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; 0x.. offset
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; 0x22 DW_OP_plus
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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] (<0x5> 03 [[ADDR:.. .. .. ..]] )
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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] (<0x7> 03 [[ADDR]] 23 04 )
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source_filename = "test/CodeGen/ARM/2011-08-02-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-macosx10.7.0"
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@x1 = internal unnamed_addr global i32 1, align 4, !dbg !0
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@x2 = internal unnamed_addr global i32 2, align 4, !dbg !6
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@x3 = internal unnamed_addr global i32 3, align 4
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@x4 = internal unnamed_addr global i32 4, align 4
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@x5 = global i32 0, align 4
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; Function Attrs: nounwind optsize ssp
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define i32 @get1(i32 %a) #0 !dbg !10 {
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tail call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata !14, metadata !17), !dbg !18
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%1 = load i32, i32* @x1, align 4, !dbg !19
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tail call void @llvm.dbg.value(metadata i32 %1, i64 0, metadata !15, metadata !17), !dbg !19
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store i32 %a, i32* @x1, align 4, !dbg !19
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ret i32 %1, !dbg !19
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}
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; Function Attrs: nounwind optsize ssp
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define i32 @get2(i32 %a) #0 !dbg !20 {
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tail call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata !22, metadata !17), !dbg !25
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%1 = load i32, i32* @x2, align 4, !dbg !26
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tail call void @llvm.dbg.value(metadata i32 %1, i64 0, metadata !23, metadata !17), !dbg !26
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store i32 %a, i32* @x2, align 4, !dbg !26
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ret i32 %1, !dbg !26
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}
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; Function Attrs: nounwind optsize ssp
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define i32 @get3(i32 %a) #0 !dbg !27 {
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tail call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata !29, metadata !17), !dbg !32
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%1 = load i32, i32* @x3, align 4, !dbg !33
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tail call void @llvm.dbg.value(metadata i32 %1, i64 0, metadata !30, metadata !17), !dbg !33
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store i32 %a, i32* @x3, align 4, !dbg !33
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ret i32 %1, !dbg !33
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}
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; Function Attrs: nounwind optsize ssp
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define i32 @get4(i32 %a) #0 !dbg !34 {
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tail call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata !36, metadata !17), !dbg !39
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%1 = load i32, i32* @x4, align 4, !dbg !40
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tail call void @llvm.dbg.value(metadata i32 %1, i64 0, metadata !37, metadata !17), !dbg !40
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store i32 %a, i32* @x4, align 4, !dbg !40
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ret i32 %1, !dbg !40
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}
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; Function Attrs: nounwind optsize ssp
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define i32 @get5(i32 %a) #0 !dbg !41 {
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tail call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata !43, metadata !17), !dbg !46
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%1 = load i32, i32* @x5, align 4, !dbg !47
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tail call void @llvm.dbg.value(metadata i32 %1, i64 0, metadata !44, metadata !17), !dbg !47
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store i32 %a, i32* @x5, align 4, !dbg !47
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ret i32 %1, !dbg !47
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
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attributes #0 = { nounwind optsize ssp }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!9}
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!0 = !DIGlobalVariableExpression(var: !1)
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!1 = !DIGlobalVariable(name: "x1", scope: !2, file: !3, line: 4, type: !8, isLocal: true, isDefinition: true)
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!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)
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!3 = !DIFile(filename: "ss3.c", directory: "/private/tmp")
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!4 = !{}
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!5 = !{!0, !6}
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!6 = !DIGlobalVariableExpression(var: !7)
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!7 = !DIGlobalVariable(name: "x2", scope: !2, file: !3, line: 7, type: !8, isLocal: true, isDefinition: true)
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!8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = !{i32 1, !"Debug Info Version", i32 3}
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!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, variables: !13)
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!11 = !DISubroutineType(types: !12)
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!12 = !{!8}
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!13 = !{!14, !15}
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!14 = !DILocalVariable(name: "a", arg: 1, scope: !10, file: !3, line: 5, type: !8)
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!15 = !DILocalVariable(name: "b", scope: !16, file: !3, line: 5, type: !8)
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!16 = distinct !DILexicalBlock(scope: !10, file: !3, line: 5, column: 19)
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!17 = !DIExpression()
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!18 = !DILocation(line: 5, column: 16, scope: !10)
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!19 = !DILocation(line: 5, column: 32, scope: !16)
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!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, variables: !21)
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!21 = !{!22, !23}
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!22 = !DILocalVariable(name: "a", arg: 1, scope: !20, file: !3, line: 8, type: !8)
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!23 = !DILocalVariable(name: "b", scope: !24, file: !3, line: 8, type: !8)
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!24 = distinct !DILexicalBlock(scope: !20, file: !3, line: 8, column: 17)
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!25 = !DILocation(line: 8, column: 14, scope: !20)
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!26 = !DILocation(line: 8, column: 29, scope: !24)
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!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, variables: !28)
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!28 = !{!29, !30}
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!29 = !DILocalVariable(name: "a", arg: 1, scope: !27, file: !3, line: 11, type: !8)
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!30 = !DILocalVariable(name: "b", scope: !31, file: !3, line: 11, type: !8)
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!31 = distinct !DILexicalBlock(scope: !27, file: !3, line: 11, column: 19)
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!32 = !DILocation(line: 11, column: 16, scope: !27)
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!33 = !DILocation(line: 11, column: 32, scope: !31)
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!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, variables: !35)
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!35 = !{!36, !37}
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!36 = !DILocalVariable(name: "a", arg: 1, scope: !34, file: !3, line: 14, type: !8)
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!37 = !DILocalVariable(name: "b", scope: !38, file: !3, line: 14, type: !8)
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!38 = distinct !DILexicalBlock(scope: !34, file: !3, line: 14, column: 19)
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!39 = !DILocation(line: 14, column: 16, scope: !34)
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!40 = !DILocation(line: 14, column: 32, scope: !38)
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!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, variables: !42)
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!42 = !{!43, !44}
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!43 = !DILocalVariable(name: "a", arg: 1, scope: !41, file: !3, line: 17, type: !8)
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!44 = !DILocalVariable(name: "b", scope: !45, file: !3, line: 17, type: !8)
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!45 = distinct !DILexicalBlock(scope: !41, file: !3, line: 17, column: 19)
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!46 = !DILocation(line: 17, column: 16, scope: !41)
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!47 = !DILocation(line: 17, column: 32, scope: !45)
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