| ; RUN: llc < %s -filetype=obj | llvm-readobj - -codeview | FileCheck %s |
| |
| ; C++ source to regenerate: |
| ; $ cat t.cpp |
| ; char multi_dim_arr[2][5][7]; |
| ; |
| ; struct incomplete_struct(*p_incomplete_struct_arr)[3]; |
| ; struct incomplete_struct { |
| ; int s1; |
| ; } incomplete_struct_arr[3]; |
| ; |
| ; void foo(int x) { |
| ; int dyn_size_arr[x]; |
| ; dyn_size_arr[0] = 0; |
| ; } |
| ; |
| ; typedef const volatile int T_INT; |
| ; T_INT typedef_arr[4] = {0}; |
| ; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll |
| |
| ; CHECK: CodeViewTypes [ |
| ; CHECK: Section: .debug$T (6) |
| ; CHECK: Magic: 0x4 |
| ; CHECK: ArgList (0x1000) { |
| ; CHECK: TypeLeafKind: LF_ARGLIST (0x1201) |
| ; CHECK: NumArgs: 1 |
| ; CHECK: Arguments [ |
| ; CHECK: ArgType: int (0x74) |
| ; CHECK: ] |
| ; CHECK: } |
| ; CHECK: Procedure (0x1001) { |
| ; CHECK: TypeLeafKind: LF_PROCEDURE (0x1008) |
| ; CHECK: ReturnType: void (0x3) |
| ; CHECK: CallingConvention: NearC (0x0) |
| ; CHECK: FunctionOptions [ (0x0) |
| ; CHECK: ] |
| ; CHECK: NumParameters: 1 |
| ; CHECK: ArgListType: (int) (0x1000) |
| ; CHECK: } |
| ; CHECK: FuncId (0x1002) { |
| ; CHECK: TypeLeafKind: LF_FUNC_ID (0x1601) |
| ; CHECK: ParentScope: 0x0 |
| ; CHECK: FunctionType: void (int) (0x1001) |
| ; CHECK: Name: foo |
| ; CHECK: } |
| ; CHECK: Array (0x1003) { |
| ; CHECK: TypeLeafKind: LF_ARRAY (0x1503) |
| ; CHECK: ElementType: int (0x74) |
| ; CHECK: IndexType: unsigned long (0x22) |
| ; CHECK: SizeOf: 4 |
| ; CHECK: Name: |
| ; CHECK: } |
| ; CHECK: Array (0x1004) { |
| ; CHECK: TypeLeafKind: LF_ARRAY (0x1503) |
| ; CHECK: ElementType: char (0x70) |
| ; CHECK: IndexType: unsigned long (0x22) |
| ; CHECK: SizeOf: 7 |
| ; CHECK: Name: |
| ; CHECK: } |
| ; CHECK: Array (0x1005) { |
| ; CHECK: TypeLeafKind: LF_ARRAY (0x1503) |
| ; CHECK: ElementType: 0x1004 |
| ; CHECK: IndexType: unsigned long (0x22) |
| ; CHECK: SizeOf: 35 |
| ; CHECK: Name: |
| ; CHECK: } |
| ; CHECK: Array (0x1006) { |
| ; CHECK: TypeLeafKind: LF_ARRAY (0x1503) |
| ; CHECK: ElementType: 0x1005 |
| ; CHECK: IndexType: unsigned long (0x22) |
| ; CHECK: SizeOf: 70 |
| ; CHECK: Name: |
| ; CHECK: } |
| ; CHECK: Struct (0x1007) { |
| ; CHECK: TypeLeafKind: LF_STRUCTURE (0x1505) |
| ; CHECK: MemberCount: 0 |
| ; CHECK: Properties [ (0x280) |
| ; CHECK: ForwardReference (0x80) |
| ; CHECK: HasUniqueName (0x200) |
| ; CHECK: ] |
| ; CHECK: FieldList: 0x0 |
| ; CHECK: DerivedFrom: 0x0 |
| ; CHECK: VShape: 0x0 |
| ; CHECK: SizeOf: 0 |
| ; CHECK: Name: incomplete_struct |
| ; CHECK: LinkageName: .?AUincomplete_struct@@ |
| ; CHECK: } |
| ; CHECK: Array (0x1008) { |
| ; CHECK: TypeLeafKind: LF_ARRAY (0x1503) |
| ; CHECK: ElementType: incomplete_struct (0x1007) |
| ; CHECK: IndexType: unsigned long (0x22) |
| ; CHECK: SizeOf: 12 |
| ; CHECK: Name: |
| ; CHECK: } |
| ; CHECK: Pointer (0x1009) { |
| ; CHECK: TypeLeafKind: LF_POINTER (0x1002) |
| ; CHECK: PointeeType: 0x1008 |
| ; CHECK: PointerAttributes: 0x800A |
| ; CHECK: PtrType: Near32 (0xA) |
| ; CHECK: PtrMode: Pointer (0x0) |
| ; CHECK: IsFlat: 0 |
| ; CHECK: IsConst: 0 |
| ; CHECK: IsVolatile: 0 |
| ; CHECK: IsUnaligned: 0 |
| ; CHECK: SizeOf: 4 |
| ; CHECK: } |
| ; |
| ; CHECK: Modifier (0x100E) { |
| ; CHECK: TypeLeafKind: LF_MODIFIER (0x1001) |
| ; CHECK: ModifiedType: int (0x74) |
| ; CHECK: Modifiers [ (0x3) |
| ; CHECK: Const (0x1) |
| ; CHECK: Volatile (0x2) |
| ; CHECK: ] |
| ; CHECK: } |
| ; CHECK: Array (0x100F) { |
| ; CHECK: TypeLeafKind: LF_ARRAY (0x1503) |
| ; CHECK: ElementType: const volatile int (0x100E) |
| ; CHECK: IndexType: unsigned long (0x22) |
| ; CHECK: SizeOf: 16 |
| ; CHECK: Name: |
| ; CHECK: } |
| ; CHECK: ] |
| |
| target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" |
| target triple = "i686-pc-windows-msvc18.0.31101" |
| |
| %struct.incomplete_struct = type { i32 } |
| |
| @"\01?multi_dim_arr@@3PAY146DA" = global [2 x [5 x [7 x i8]]] zeroinitializer, align 1 |
| @"\01?p_incomplete_struct_arr@@3PAY02Uincomplete_struct@@A" = global [3 x i8]* null, align 4 |
| @"\01?incomplete_struct_arr@@3PAUincomplete_struct@@A" = global [3 x %struct.incomplete_struct] zeroinitializer, align 4 |
| @"\01?typedef_arr@@3SDHD" = constant [4 x i32] zeroinitializer, align 4 |
| |
| ; Function Attrs: nounwind |
| define void @"\01?foo@@YAXH@Z"(i32 %x) #0 !dbg !31 { |
| entry: |
| %x.addr = alloca i32, align 4 |
| %saved_stack = alloca i8*, align 4 |
| store i32 %x, i32* %x.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %x.addr, metadata !34, metadata !35), !dbg !36 |
| %0 = load i32, i32* %x.addr, align 4, !dbg !37 |
| %1 = call i8* @llvm.stacksave(), !dbg !38 |
| store i8* %1, i8** %saved_stack, align 4, !dbg !38 |
| %vla = alloca i32, i32 %0, align 4, !dbg !38 |
| call void @llvm.dbg.declare(metadata i32* %vla, metadata !39, metadata !43), !dbg !44 |
| %arrayidx = getelementptr inbounds i32, i32* %vla, i32 0, !dbg !45 |
| store i32 0, i32* %arrayidx, align 4, !dbg !46 |
| %2 = load i8*, i8** %saved_stack, align 4, !dbg !47 |
| call void @llvm.stackrestore(i8* %2), !dbg !47 |
| ret void, !dbg !47 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| ; Function Attrs: nounwind |
| declare i8* @llvm.stacksave() #2 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.stackrestore(i8*) #2 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { nounwind readnone } |
| attributes #2 = { nounwind } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!28, !29} |
| !llvm.ident = !{!30} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 (trunk 273874)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, globals: !3) |
| !1 = !DIFile(filename: "t.cpp", directory: "/") |
| !2 = !{} |
| !3 = !{!4, !11, !20, !21} |
| !4 = distinct !DIGlobalVariable(name: "multi_dim_arr", linkageName: "\01?multi_dim_arr@@3PAY146DA", scope: !0, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, variable: [2 x [5 x [7 x i8]]]* @"\01?multi_dim_arr@@3PAY146DA") |
| !5 = !DICompositeType(tag: DW_TAG_array_type, baseType: !6, size: 560, align: 8, elements: !7) |
| !6 = !DIBasicType(name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char) |
| !7 = !{!8, !9, !10} |
| !8 = !DISubrange(count: 2) |
| !9 = !DISubrange(count: 5) |
| !10 = !DISubrange(count: 7) |
| !11 = distinct !DIGlobalVariable(name: "p_incomplete_struct_arr", linkageName: "\01?p_incomplete_struct_arr@@3PAY02Uincomplete_struct@@A", scope: !0, file: !1, line: 3, type: !12, isLocal: false, isDefinition: true, variable: [3 x i8]** @"\01?p_incomplete_struct_arr@@3PAY02Uincomplete_struct@@A") |
| !12 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !13, size: 32, align: 32) |
| !13 = !DICompositeType(tag: DW_TAG_array_type, baseType: !14, elements: !18) |
| !14 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "incomplete_struct", file: !1, line: 4, size: 32, align: 32, elements: !15, identifier: ".?AUincomplete_struct@@") |
| !15 = !{!16} |
| !16 = !DIDerivedType(tag: DW_TAG_member, name: "s1", scope: !14, file: !1, line: 5, baseType: !17, size: 32, align: 32) |
| !17 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !18 = !{!19} |
| !19 = !DISubrange(count: 3) |
| !20 = distinct !DIGlobalVariable(name: "incomplete_struct_arr", linkageName: "\01?incomplete_struct_arr@@3PAUincomplete_struct@@A", scope: !0, file: !1, line: 6, type: !13, isLocal: false, isDefinition: true, variable: [3 x %struct.incomplete_struct]* @"\01?incomplete_struct_arr@@3PAUincomplete_struct@@A") |
| !21 = distinct !DIGlobalVariable(name: "typedef_arr", linkageName: "\01?typedef_arr@@3SDHD", scope: !0, file: !1, line: 14, type: !22, isLocal: false, isDefinition: true, variable: [4 x i32]* @"\01?typedef_arr@@3SDHD") |
| !22 = !DICompositeType(tag: DW_TAG_array_type, baseType: !23, size: 128, align: 32, elements: !26) |
| !23 = !DIDerivedType(tag: DW_TAG_typedef, name: "T_INT", file: !1, line: 13, baseType: !24) |
| !24 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !25) |
| !25 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !17) |
| !26 = !{!27} |
| !27 = !DISubrange(count: 4) |
| !28 = !{i32 2, !"CodeView", i32 1} |
| !29 = !{i32 2, !"Debug Info Version", i32 3} |
| !30 = !{!"clang version 3.9.0 (trunk 273874)"} |
| !31 = distinct !DISubprogram(name: "foo", linkageName: "\01?foo@@YAXH@Z", scope: !1, file: !1, line: 8, type: !32, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) |
| !32 = !DISubroutineType(types: !33) |
| !33 = !{null, !17} |
| !34 = !DILocalVariable(name: "x", arg: 1, scope: !31, file: !1, line: 8, type: !17) |
| !35 = !DIExpression() |
| !36 = !DILocation(line: 8, column: 14, scope: !31) |
| !37 = !DILocation(line: 9, column: 21, scope: !31) |
| !38 = !DILocation(line: 9, column: 4, scope: !31) |
| !39 = !DILocalVariable(name: "dyn_size_arr", scope: !31, file: !1, line: 9, type: !40) |
| !40 = !DICompositeType(tag: DW_TAG_array_type, baseType: !17, align: 32, elements: !41) |
| !41 = !{!42} |
| !42 = !DISubrange(count: -1) |
| !43 = !DIExpression(DW_OP_deref) |
| !44 = !DILocation(line: 9, column: 8, scope: !31) |
| !45 = !DILocation(line: 10, column: 4, scope: !31) |
| !46 = !DILocation(line: 10, column: 20, scope: !31) |
| !47 = !DILocation(line: 11, column: 1, scope: !31) |
