diff --git a/llvm/test/CodeGen/ARM/2010-08-04-StackVariable.ll b/llvm/test/CodeGen/ARM/2010-08-04-StackVariable.ll index 3b4fb14c7d46..b15145d85f17 100644 --- a/llvm/test/CodeGen/ARM/2010-08-04-StackVariable.ll +++ b/llvm/test/CodeGen/ARM/2010-08-04-StackVariable.ll @@ -1,134 +1,73 @@ -; RUN: llc -mtriple arm-apple-darwin -O0 -filetype asm -o - %s | FileCheck %s +; RUN: llc -mtriple=arm-apple-darwin -O0 -o - %s | FileCheck %s ; Use DW_OP_breg in variable's location expression if the variable is in a stack slot. -target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64" -target triple = "arm-apple-darwin" - -%struct.SVal = type { i8*, i32 } - -define i32 @_Z3fooi4SVal(i32 %i, %struct.SVal* noalias %location) nounwind ssp !dbg !17 { -entry: - %"alloca point" = bitcast i32 0 to i32 - call void @llvm.dbg.value(metadata i32 %i, metadata !23, metadata !DIExpression()), !dbg !24 - call void @llvm.dbg.value(metadata %struct.SVal* %location, metadata !25, metadata !DIExpression()), !dbg !24 - %0 = icmp ne i32 %i, 0, !dbg !27 - br i1 %0, label %bb, label %bb1, !dbg !27 - -bb: - %1 = getelementptr inbounds %struct.SVal, %struct.SVal* %location, i32 0, i32 1, !dbg !29 - %2 = load i32, i32* %1, align 8, !dbg !29 - %3 = add i32 %2, %i, !dbg !29 - br label %bb2, !dbg !29 - -bb1: - %4 = getelementptr inbounds %struct.SVal, %struct.SVal* %location, i32 0, i32 1, !dbg !30 - %5 = load i32, i32* %4, align 8, !dbg !30 - %6 = sub i32 %5, 1, !dbg !30 - br label %bb2, !dbg !30 - -bb2: - %.0 = phi i32 [ %3, %bb ], [ %6, %bb1 ] - br label %return, !dbg !29 - -return: - ret i32 %.0, !dbg !29 -} - -define linkonce_odr void @_ZN4SValC1Ev(%struct.SVal* %this) nounwind ssp align 2 !dbg !16 { -entry: - %"alloca point" = bitcast i32 0 to i32 - call void @llvm.dbg.value(metadata %struct.SVal* %this, metadata !31, metadata !DIExpression()), !dbg !34 - %0 = getelementptr inbounds %struct.SVal, %struct.SVal* %this, i32 0, i32 0, !dbg !34 - store i8* null, i8** %0, align 8, !dbg !34 - %1 = getelementptr inbounds %struct.SVal, %struct.SVal* %this, i32 0, i32 1, !dbg !34 - store i32 0, i32* %1, align 8, !dbg !34 - br label %return, !dbg !34 - -return: - ret void, !dbg !35 -} - -declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone - -define i32 @main() nounwind ssp !dbg !20 { -entry: - %0 = alloca %struct.SVal - %v = alloca %struct.SVal - %"alloca point" = bitcast i32 0 to i32 - call void @llvm.dbg.declare(metadata %struct.SVal* %v, metadata !38, metadata !DIExpression()), !dbg !41 - call void @_ZN4SValC1Ev(%struct.SVal* %v) nounwind, !dbg !41 - %1 = getelementptr inbounds %struct.SVal, %struct.SVal* %v, i32 0, i32 1, !dbg !42 - store i32 1, i32* %1, align 8, !dbg !42 - %2 = getelementptr inbounds %struct.SVal, %struct.SVal* %0, i32 0, i32 0, !dbg !43 - %3 = getelementptr inbounds %struct.SVal, %struct.SVal* %v, i32 0, i32 0, !dbg !43 - %4 = load i8*, i8** %3, align 8, !dbg !43 - store i8* %4, i8** %2, align 8, !dbg !43 - %5 = getelementptr inbounds %struct.SVal, %struct.SVal* %0, i32 0, i32 1, !dbg !43 - %6 = getelementptr inbounds %struct.SVal, %struct.SVal* %v, i32 0, i32 1, !dbg !43 - %7 = load i32, i32* %6, align 8, !dbg !43 - store i32 %7, i32* %5, align 8, !dbg !43 - %8 = call i32 @_Z3fooi4SVal(i32 2, %struct.SVal* noalias %0) nounwind, !dbg !43 - call void @llvm.dbg.value(metadata i32 %8, metadata !44, metadata !DIExpression()), !dbg !43 - br label %return, !dbg !45 - -return: - ret i32 0, !dbg !45 -} - -declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone - -!llvm.dbg.cu = !{!3} -!llvm.module.flags = !{!49} - -!0 = !DISubprogram(name: "SVal", line: 11, isLocal: false, isDefinition: false, virtualIndex: 6, isOptimized: false, file: !48, scope: !1, type: !14) -!1 = !DICompositeType(tag: DW_TAG_structure_type, name: "SVal", line: 1, size: 64, align: 64, file: !48, elements: !4) -!2 = !DIFile(filename: "small.cc", directory: "/Users/manav/R8248330") -!3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: false, emissionKind: FullDebug, file: !48, enums: !47, retainedTypes: !47, globals: !47, imports: !47) -!4 = !{!5, !7, !0, !9} -!5 = !DIDerivedType(tag: DW_TAG_member, name: "Data", line: 7, size: 64, align: 64, file: !48, scope: !1, baseType: !6) -!6 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, file: !48, baseType: null) -!7 = !DIDerivedType(tag: DW_TAG_member, name: "Kind", line: 8, size: 32, align: 32, offset: 64, file: !48, scope: !1, baseType: !8) -!8 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned) -!9 = !DISubprogram(name: "~SVal", line: 12, isLocal: false, isDefinition: false, virtualIndex: 6, isOptimized: false, file: !48, scope: !1, type: !10) -!10 = !DISubroutineType(types: !11) -!11 = !{null, !12, !13} -!12 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, file: !48, baseType: !1) -!13 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) -!14 = !DISubroutineType(types: !15) -!15 = !{null, !12} -!16 = distinct !DISubprogram(name: "SVal", linkageName: "_ZN4SValC1Ev", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, file: !48, scope: !1, type: !14) -!17 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi4SVal", line: 16, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, file: !48, scope: !2, type: !18) -!18 = !DISubroutineType(types: !19) -!19 = !{!13, !13, !1} -!20 = distinct !DISubprogram(name: "main", linkageName: "main", line: 23, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, file: !48, scope: !2, type: !21) -!21 = !DISubroutineType(types: !22) -!22 = !{!13} -!23 = !DILocalVariable(name: "i", line: 16, arg: 1, scope: !17, file: !2, type: !13) -!24 = !DILocation(line: 16, scope: !17) -!25 = !DILocalVariable(name: "location", line: 16, arg: 2, scope: !17, file: !2, type: !26) -!26 = !DIDerivedType(tag: DW_TAG_reference_type, name: "SVal", size: 32, align: 32, file: !48, scope: !2, baseType: !1) -!27 = !DILocation(line: 17, scope: !28) -!28 = distinct !DILexicalBlock(line: 16, column: 0, file: !2, scope: !17) -!29 = !DILocation(line: 18, scope: !28) -!30 = !DILocation(line: 20, scope: !28) -!31 = !DILocalVariable(name: "this", line: 11, arg: 1, scope: !16, file: !2, type: !32) -!32 = !DIDerivedType(tag: DW_TAG_const_type, flags: DIFlagArtificial, file: !48, scope: !2, baseType: !33) -!33 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, file: !48, scope: !2, baseType: !1) -!34 = !DILocation(line: 11, scope: !16) -!35 = !DILocation(line: 11, scope: !36) -!36 = distinct !DILexicalBlock(line: 11, column: 0, file: !48, scope: !37) -!37 = distinct !DILexicalBlock(line: 11, column: 0, file: !48, scope: !16) -!38 = !DILocalVariable(name: "v", line: 24, scope: !39, file: !2, type: !1) -!39 = distinct !DILexicalBlock(line: 23, column: 0, file: !48, scope: !40) -!40 = distinct !DILexicalBlock(line: 23, column: 0, file: !48, scope: !20) -!41 = !DILocation(line: 24, scope: !39) -!42 = !DILocation(line: 25, scope: !39) -!43 = !DILocation(line: 26, scope: !39) -!44 = !DILocalVariable(name: "k", line: 26, scope: !39, file: !2, type: !13) -!45 = !DILocation(line: 27, scope: !39) -!47 = !{} -!48 = !DIFile(filename: "small.cc", directory: "/Users/manav/R8248330") -!49 = !{i32 1, !"Debug Info Version", i32 3} - ; CHECK: @ DW_OP_breg +%struct.SVal = type { i8*, i32 } + +define i32 @_Z3fooi4SVal(i32 %i, %struct.SVal* noalias %location) #0 !dbg !4 { +entry: + %"alloca point" = bitcast i32 0 to i32 + call void @llvm.dbg.value(metadata i32 %i, metadata !21, metadata !DIExpression()), !dbg !22 + call void @llvm.dbg.value(metadata %struct.SVal* %location, metadata !23, metadata !DIExpression()), !dbg !22 + %tmp = icmp ne i32 %i, 0, !dbg !25 + br i1 %tmp, label %bb, label %bb1, !dbg !25 + +bb: ; preds = %entry + %tmp1 = getelementptr inbounds %struct.SVal, %struct.SVal* %location, i32 0, i32 1, !dbg !27 + %tmp2 = load i32, i32* %tmp1, align 8, !dbg !27 + %tmp3 = add i32 %tmp2, %i, !dbg !27 + br label %bb2, !dbg !27 + +bb1: ; preds = %entry + %tmp4 = getelementptr inbounds %struct.SVal, %struct.SVal* %location, i32 0, i32 1, !dbg !28 + %tmp5 = load i32, i32* %tmp4, align 8, !dbg !28 + %tmp6 = sub i32 %tmp5, 1, !dbg !28 + br label %bb2, !dbg !28 + +bb2: ; preds = %bb1, %bb + %.0 = phi i32 [ %tmp3, %bb ], [ %tmp6, %bb1 ] + br label %return, !dbg !27 + +return: ; preds = %bb2 + ret i32 %.0, !dbg !27 +} + +declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 +declare void @llvm.dbg.value(metadata, metadata, metadata) #1 + +attributes #0 = { nounwind ssp } +attributes #1 = { nounwind readnone speculatable willreturn } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!3} + +!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2) +!1 = !DIFile(filename: "small.cc", directory: "/Users/manav/R8248330") +!2 = !{} +!3 = !{i32 1, !"Debug Info Version", i32 3} +!4 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi4SVal", scope: !1, file: !1, line: 16, type: !5, virtualIndex: 6, spFlags: DISPFlagDefinition, unit: !0) +!5 = !DISubroutineType(types: !6) +!6 = !{!7, !7, !8} +!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) +!8 = !DICompositeType(tag: DW_TAG_structure_type, name: "SVal", file: !1, line: 1, size: 64, align: 64, elements: !9) +!9 = !{!10, !12, !14, !18} +!10 = !DIDerivedType(tag: DW_TAG_member, name: "Data", scope: !8, file: !1, line: 7, baseType: !11, size: 64, align: 64) +!11 = !DIDerivedType(tag: DW_TAG_pointer_type, file: !1, baseType: null, size: 64, align: 64) +!12 = !DIDerivedType(tag: DW_TAG_member, name: "Kind", scope: !8, file: !1, line: 8, baseType: !13, size: 32, align: 32, offset: 64) +!13 = !DIBasicType(name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned) +!14 = !DISubprogram(name: "SVal", scope: !8, file: !1, line: 11, type: !15, virtualIndex: 6, spFlags: 0) +!15 = !DISubroutineType(types: !16) +!16 = !{null, !17} +!17 = !DIDerivedType(tag: DW_TAG_pointer_type, file: !1, baseType: !8, size: 64, align: 64, flags: DIFlagArtificial) +!18 = !DISubprogram(name: "~SVal", scope: !8, file: !1, line: 12, type: !19, virtualIndex: 6, spFlags: 0) +!19 = !DISubroutineType(types: !20) +!20 = !{null, !17, !7} +!21 = !DILocalVariable(name: "i", arg: 1, scope: !4, file: !1, line: 16, type: !7) +!22 = !DILocation(line: 16, scope: !4) +!23 = !DILocalVariable(name: "location", arg: 2, scope: !4, file: !1, line: 16, type: !24) +!24 = !DIDerivedType(tag: DW_TAG_reference_type, name: "SVal", scope: !1, file: !1, baseType: !8, size: 32, align: 32) +!25 = !DILocation(line: 17, scope: !26) +!26 = distinct !DILexicalBlock(scope: !4, file: !1, line: 16) +!27 = !DILocation(line: 18, scope: !26) +!28 = !DILocation(line: 20, scope: !26)