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194 lines
9.1 KiB
194 lines
9.1 KiB
4 months ago
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; RUN: llc < %s -filetype=obj > %t.obj
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; RUN: llvm-readobj --codeview %t.obj | FileCheck --check-prefix=READOBJ %s
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; RUN: llvm-pdbutil dump -symbols %t.obj | FileCheck --check-prefix=PDBUTIL %s
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; C++ to regenerate:
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; $ clang -g -gcodeview -m64 -S -emit-llvm t.cpp
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; $ cat t.cpp
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; void f() {
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; typedef int FOO;
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; FOO f;
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; }
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;
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; struct S { int x; };
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; float g(S *s) {
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; union pun { int x; float f; } p;
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; p.x = s->x;
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; return p.f;
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; }
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; struct A {
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; // We should not output S_UDT for nested typedef.
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; typedef S C;
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; C c;
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; // We should output S_UDT for typedef of nested unnamed struct
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; typedef struct { long X; } D;
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; D d;
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; };
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; A a;
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;
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; typedef struct { int x; } U;
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; U u;
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; READOBJ-NOT: UDTName: A::C
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; READOBJ: {{.*}}Proc{{.*}}Sym {
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; READOBJ: DisplayName: f
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; READOBJ: LinkageName: ?f@@YAXXZ
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; READOBJ: }
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: int (0x74)
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; READOBJ-NEXT: UDTName: f::FOO
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; READOBJ-NEXT: }
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; READOBJ-NEXT: ProcEnd {
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; READOBJ: {{.*}}Proc{{.*}}Sym {
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; READOBJ: DisplayName: g
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; READOBJ: LinkageName: ?g@@YAMPEAUS@@@Z
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; READOBJ: }
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: g::pun (0x{{[0-9A-F]+}})
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; READOBJ-NEXT: UDTName: g::pun
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; READOBJ-NEXT: }
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; READOBJ-NEXT: ProcEnd {
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; READOBJ: Subsection
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; READOBJ-NOT: {{.*}}Proc{{.*}}Sym
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: S (0x{{[0-9A-F]+}})
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; READOBJ-NEXT: UDTName: S
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: A (0x{{[0-9A-F]+}})
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; READOBJ-NEXT: UDTName: A
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: A::D (0x{{[0-9A-F]+}})
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; READOBJ-NEXT: UDTName: A::D
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: U (0x{{[0-9A-F]+}})
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; READOBJ-NEXT: UDTName: U
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; READOBJ: UDTSym {
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; READOBJ-NEXT: Kind: S_UDT (0x1108)
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; READOBJ-NEXT: Type: U (0x{{[0-9A-F]+}})
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; READOBJ-NEXT: UDTName: U
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; READOBJ-NOT: UDTSym
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; PDBUTIL: Symbols
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; PDBUTIL-NEXT: ============================================================
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; PDBUTIL-NOT: S_UDT {{.*}} `A::C`
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; PDBUTIL: S_UDT [size = 16] `f::FOO`
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; PDBUTIL: S_UDT [size = 16] `g::pun`
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; PDBUTIL: S_UDT [size = 12] `S`
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; PDBUTIL: S_UDT [size = 12] `A`
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; PDBUTIL: S_UDT [size = 16] `A::D`
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; PDBUTIL: S_UDT [size = 12] `U`
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; PDBUTIL: S_UDT [size = 12] `U`
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source_filename = "test/DebugInfo/COFF/udts.ll"
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc19.11.25506"
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%struct.A = type { %struct.S, %"struct.A::D" }
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%struct.S = type { i32 }
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%"struct.A::D" = type { i32 }
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%struct.U = type { i32 }
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%union.pun = type { i32 }
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@"\01?a@@3UA@@A" = global %struct.A zeroinitializer, align 4, !dbg !0
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@"\01?u@@3UU@@A" = global %struct.U zeroinitializer, align 4, !dbg !6
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; Function Attrs: noinline nounwind optnone uwtable
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define void @"\01?f@@YAXXZ"() #0 !dbg !31 {
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%1 = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %1, metadata !34, metadata !DIExpression()), !dbg !36
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ret void, !dbg !37
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}
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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; Function Attrs: noinline nounwind optnone uwtable
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define float @"\01?g@@YAMPEAUS@@@Z"(%struct.S*) #0 !dbg !38 {
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%2 = alloca %struct.S*, align 8
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%3 = alloca %union.pun, align 4
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store %struct.S* %0, %struct.S** %2, align 8
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call void @llvm.dbg.declare(metadata %struct.S** %2, metadata !43, metadata !DIExpression()), !dbg !44
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call void @llvm.dbg.declare(metadata %union.pun* %3, metadata !45, metadata !DIExpression()), !dbg !50
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%4 = load %struct.S*, %struct.S** %2, align 8, !dbg !51
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%5 = getelementptr inbounds %struct.S, %struct.S* %4, i32 0, i32 0, !dbg !52
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%6 = load i32, i32* %5, align 4, !dbg !52
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%7 = bitcast %union.pun* %3 to i32*, !dbg !53
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store i32 %6, i32* %7, align 4, !dbg !54
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%8 = bitcast %union.pun* %3 to float*, !dbg !55
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%9 = load float, float* %8, align 4, !dbg !55
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ret float %9, !dbg !56
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}
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attributes #0 = { noinline nounwind optnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!26, !27, !28, !29}
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!llvm.ident = !{!30}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "a", linkageName: "\01?a@@3UA@@A", scope: !2, file: !3, line: 21, type: !13, isLocal: false, isDefinition: true)
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!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 6.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
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!3 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvmbuild\5Cninja-release", checksumkind: CSK_MD5, checksum: "e894de94ed2e0d503ebb5dbcc550c544")
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!4 = !{}
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!5 = !{!0, !6}
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!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
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!7 = distinct !DIGlobalVariable(name: "u", linkageName: "\01?u@@3UU@@A", scope: !2, file: !3, line: 24, type: !8, isLocal: false, isDefinition: true)
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!8 = !DIDerivedType(tag: DW_TAG_typedef, name: "U", file: !3, line: 23, baseType: !9)
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!9 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "U", file: !3, line: 23, size: 32, elements: !10, identifier: ".?AUU@@")
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!10 = !{!11}
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!11 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !9, file: !3, line: 23, baseType: !12, size: 32)
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!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!13 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "A", file: !3, line: 13, size: 64, elements: !14, identifier: ".?AUA@@")
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!14 = !{!15, !19, !20, !24, !25}
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!15 = !DIDerivedType(tag: DW_TAG_typedef, name: "C", scope: !13, file: !3, line: 15, baseType: !16)
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!16 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !3, line: 6, size: 32, elements: !17, identifier: ".?AUS@@")
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!17 = !{!18}
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!18 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !16, file: !3, line: 6, baseType: !12, size: 32)
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!19 = !DIDerivedType(tag: DW_TAG_member, name: "c", scope: !13, file: !3, line: 16, baseType: !15, size: 32)
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!20 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", scope: !13, file: !3, line: 18, size: 32, elements: !21, identifier: ".?AUD@A@@")
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!21 = !{!22}
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!22 = !DIDerivedType(tag: DW_TAG_member, name: "X", scope: !20, file: !3, line: 18, baseType: !23, size: 32)
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!23 = !DIBasicType(name: "long int", size: 32, encoding: DW_ATE_signed)
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!24 = !DIDerivedType(tag: DW_TAG_typedef, name: "D", scope: !13, file: !3, line: 18, baseType: !20)
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!25 = !DIDerivedType(tag: DW_TAG_member, name: "d", scope: !13, file: !3, line: 19, baseType: !24, size: 32, offset: 32)
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!26 = !{i32 2, !"CodeView", i32 1}
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!27 = !{i32 2, !"Debug Info Version", i32 3}
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!28 = !{i32 1, !"wchar_size", i32 2}
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!29 = !{i32 7, !"PIC Level", i32 2}
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!30 = !{!"clang version 6.0.0 "}
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!31 = distinct !DISubprogram(name: "f", linkageName: "\01?f@@YAXXZ", scope: !3, file: !3, line: 1, type: !32, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4)
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!32 = !DISubroutineType(types: !33)
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!33 = !{null}
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!34 = !DILocalVariable(name: "f", scope: !31, file: !3, line: 3, type: !35)
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!35 = !DIDerivedType(tag: DW_TAG_typedef, name: "FOO", scope: !31, file: !3, line: 2, baseType: !12)
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!36 = !DILocation(line: 3, column: 7, scope: !31)
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!37 = !DILocation(line: 4, column: 1, scope: !31)
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!38 = distinct !DISubprogram(name: "g", linkageName: "\01?g@@YAMPEAUS@@@Z", scope: !3, file: !3, line: 7, type: !39, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4)
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!39 = !DISubroutineType(types: !40)
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!40 = !{!41, !42}
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!41 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
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!42 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !16, size: 64)
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!43 = !DILocalVariable(name: "s", arg: 1, scope: !38, file: !3, line: 7, type: !42)
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!44 = !DILocation(line: 7, column: 12, scope: !38)
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!45 = !DILocalVariable(name: "p", scope: !38, file: !3, line: 8, type: !46)
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!46 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "pun", scope: !38, file: !3, line: 8, size: 32, elements: !47)
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!47 = !{!48, !49}
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!48 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !46, file: !3, line: 8, baseType: !12, size: 32)
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!49 = !DIDerivedType(tag: DW_TAG_member, name: "f", scope: !46, file: !3, line: 8, baseType: !41, size: 32)
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!50 = !DILocation(line: 8, column: 33, scope: !38)
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!51 = !DILocation(line: 9, column: 9, scope: !38)
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!52 = !DILocation(line: 9, column: 12, scope: !38)
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!53 = !DILocation(line: 9, column: 5, scope: !38)
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!54 = !DILocation(line: 9, column: 7, scope: !38)
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!55 = !DILocation(line: 10, column: 12, scope: !38)
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!56 = !DILocation(line: 10, column: 3, scope: !38)
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