| ; RUN: llc -arm-global-merge -global-merge-group-by-use=false -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s |
| |
| 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" |
| target triple = "thumbv7-apple-darwin10" |
| |
| @x1 = internal global i8 1, align 1 |
| @x2 = internal global i8 1, align 1 |
| @x3 = internal global i8 1, align 1 |
| @x4 = internal global i8 1, align 1 |
| @x5 = global i8 1, align 1 |
| |
| ; Check debug info output for merged global. |
| ; DW_AT_location |
| ; 0x03 DW_OP_addr |
| ; 0x.. .long __MergedGlobals |
| ; 0x10 DW_OP_constu |
| ; 0x.. offset |
| ; 0x22 DW_OP_plus |
| |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name {{.*}} "x1" |
| ; CHECK-NOT: {{DW_TAG|NULL}} |
| ; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x8> 03 [[ADDR:.. .. .. ..]] 10 00 22 ) |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name {{.*}} "x2" |
| ; CHECK-NOT: {{DW_TAG|NULL}} |
| ; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x8> 03 [[ADDR]] 10 01 22 ) |
| |
| define zeroext i8 @get1(i8 zeroext %a) nounwind optsize !dbg !0 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !10, metadata !DIExpression()), !dbg !30 |
| %0 = load i8, i8* @x1, align 4, !dbg !30 |
| tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !11, metadata !DIExpression()), !dbg !30 |
| store i8 %a, i8* @x1, align 4, !dbg !30 |
| ret i8 %0, !dbg !31 |
| } |
| |
| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone |
| |
| define zeroext i8 @get2(i8 zeroext %a) nounwind optsize !dbg !6 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !18, metadata !DIExpression()), !dbg !32 |
| %0 = load i8, i8* @x2, align 4, !dbg !32 |
| tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !19, metadata !DIExpression()), !dbg !32 |
| store i8 %a, i8* @x2, align 4, !dbg !32 |
| ret i8 %0, !dbg !33 |
| } |
| |
| define zeroext i8 @get3(i8 zeroext %a) nounwind optsize !dbg !7 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !21, metadata !DIExpression()), !dbg !34 |
| %0 = load i8, i8* @x3, align 4, !dbg !34 |
| tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !22, metadata !DIExpression()), !dbg !34 |
| store i8 %a, i8* @x3, align 4, !dbg !34 |
| ret i8 %0, !dbg !35 |
| } |
| |
| define zeroext i8 @get4(i8 zeroext %a) nounwind optsize !dbg !8 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !24, metadata !DIExpression()), !dbg !36 |
| %0 = load i8, i8* @x4, align 4, !dbg !36 |
| tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !25, metadata !DIExpression()), !dbg !36 |
| store i8 %a, i8* @x4, align 4, !dbg !36 |
| ret i8 %0, !dbg !37 |
| } |
| |
| define zeroext i8 @get5(i8 zeroext %a) nounwind optsize !dbg !9 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !27, metadata !DIExpression()), !dbg !38 |
| %0 = load i8, i8* @x5, align 4, !dbg !38 |
| tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !28, metadata !DIExpression()), !dbg !38 |
| store i8 %a, i8* @x5, align 4, !dbg !38 |
| ret i8 %0, !dbg !39 |
| } |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!49} |
| |
| !0 = distinct !DISubprogram(name: "get1", linkageName: "get1", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 4, file: !47, scope: !1, type: !3, variables: !42) |
| !1 = !DIFile(filename: "foo.c", directory: "/tmp/") |
| !2 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)", isOptimized: true, emissionKind: FullDebug, file: !47, enums: !48, retainedTypes: !48, globals: !41, imports: !48) |
| !3 = !DISubroutineType(types: !4) |
| !4 = !{!5, !5} |
| !5 = !DIBasicType(tag: DW_TAG_base_type, name: "_Bool", size: 8, align: 8, encoding: DW_ATE_boolean) |
| !6 = distinct !DISubprogram(name: "get2", linkageName: "get2", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 7, file: !47, scope: !1, type: !3, variables: !43) |
| !7 = distinct !DISubprogram(name: "get3", linkageName: "get3", line: 10, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 10, file: !47, scope: !1, type: !3, variables: !44) |
| !8 = distinct !DISubprogram(name: "get4", linkageName: "get4", line: 13, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 13, file: !47, scope: !1, type: !3, variables: !45) |
| !9 = distinct !DISubprogram(name: "get5", linkageName: "get5", line: 16, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 16, file: !47, scope: !1, type: !3, variables: !46) |
| !10 = !DILocalVariable(name: "a", line: 4, arg: 1, scope: !0, file: !1, type: !5) |
| !11 = !DILocalVariable(name: "b", line: 4, scope: !12, file: !1, type: !5) |
| !12 = distinct !DILexicalBlock(line: 4, column: 0, file: !47, scope: !0) |
| !13 = !DIGlobalVariable(name: "x1", line: 3, isLocal: true, isDefinition: true, scope: !1, file: !1, type: !5, variable: i8* @x1) |
| !14 = !DIGlobalVariable(name: "x2", line: 6, isLocal: true, isDefinition: true, scope: !1, file: !1, type: !5, variable: i8* @x2) |
| !15 = !DIGlobalVariable(name: "x3", line: 9, isLocal: true, isDefinition: true, scope: !1, file: !1, type: !5, variable: i8* @x3) |
| !16 = !DIGlobalVariable(name: "x4", line: 12, isLocal: true, isDefinition: true, scope: !1, file: !1, type: !5, variable: i8* @x4) |
| !17 = !DIGlobalVariable(name: "x5", line: 15, isLocal: false, isDefinition: true, scope: !1, file: !1, type: !5, variable: i8* @x5) |
| !18 = !DILocalVariable(name: "a", line: 7, arg: 1, scope: !6, file: !1, type: !5) |
| !19 = !DILocalVariable(name: "b", line: 7, scope: !20, file: !1, type: !5) |
| !20 = distinct !DILexicalBlock(line: 7, column: 0, file: !47, scope: !6) |
| !21 = !DILocalVariable(name: "a", line: 10, arg: 1, scope: !7, file: !1, type: !5) |
| !22 = !DILocalVariable(name: "b", line: 10, scope: !23, file: !1, type: !5) |
| !23 = distinct !DILexicalBlock(line: 10, column: 0, file: !47, scope: !7) |
| !24 = !DILocalVariable(name: "a", line: 13, arg: 1, scope: !8, file: !1, type: !5) |
| !25 = !DILocalVariable(name: "b", line: 13, scope: !26, file: !1, type: !5) |
| !26 = distinct !DILexicalBlock(line: 13, column: 0, file: !47, scope: !8) |
| !27 = !DILocalVariable(name: "a", line: 16, arg: 1, scope: !9, file: !1, type: !5) |
| !28 = !DILocalVariable(name: "b", line: 16, scope: !29, file: !1, type: !5) |
| !29 = distinct !DILexicalBlock(line: 16, column: 0, file: !47, scope: !9) |
| !30 = !DILocation(line: 4, scope: !0) |
| !31 = !DILocation(line: 4, scope: !12) |
| !32 = !DILocation(line: 7, scope: !6) |
| !33 = !DILocation(line: 7, scope: !20) |
| !34 = !DILocation(line: 10, scope: !7) |
| !35 = !DILocation(line: 10, scope: !23) |
| !36 = !DILocation(line: 13, scope: !8) |
| !37 = !DILocation(line: 13, scope: !26) |
| !38 = !DILocation(line: 16, scope: !9) |
| !39 = !DILocation(line: 16, scope: !29) |
| !41 = !{!13, !14, !15, !16, !17} |
| !42 = !{!10, !11} |
| !43 = !{!18, !19} |
| !44 = !{!21, !22} |
| !45 = !{!24, !25} |
| !46 = !{!27, !28} |
| !47 = !DIFile(filename: "foo.c", directory: "/tmp/") |
| !48 = !{} |
| !49 = !{i32 1, !"Debug Info Version", i32 3} |