1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
; RUN: llc < %s -filetype=obj | llvm-readobj - --codeview | FileCheck %s
; RUN: llc < %s | llvm-mc -filetype=obj --triple=x86_64-windows | llvm-readobj - --codeview | FileCheck %s
; Command to generate enum-co.ll
; $ clang++ enum-co.cpp -S -emit-llvm -g -gcodeview -o enum-co.ll
;
;
; #define DEFINE_FUNCTION(T) \
; T Func_##T(T &arg) { return arg; };
;
; enum Enum { ON, OFF }; // Expect: CO = HasUniqueName
; Enum Func_Enum(Enum &arg) { return arg; }
;
; enum class EnumClass { RED, BLUE, NOTCARE }; // Expect: CO = HasUniqueName
; EnumClass Func_EnumClass(EnumClass &arg) { return arg; }
;
; void Func() {
; enum ScopedEnum { ON, OFF }; // Expected: CO = HasUniqueName | Scoped
; ScopedEnum SE;
;
; struct Struct {
; union Union {
; enum NestedEnum { RED, BLUE }; // Expected: CO = HasUniqueName | Nested
; };
; Union U;
; };
; Struct S;
; }
; CHECK: Format: COFF-x86-64
; CHECK: Arch: x86_64
; CHECK: AddressSize: 64bit
; CHECK: CodeViewTypes [
; CHECK: Section: .debug$T (6)
; CHECK: Magic: 0x4
; CHECK: Enum ({{.*}}) {
; CHECK: TypeLeafKind: LF_ENUM (0x1507)
; CHECK: NumEnumerators: 2
; CHECK: Properties [ (0x200)
; CHECK: HasUniqueName (0x200)
; CHECK: ]
; CHECK: UnderlyingType: int (0x74)
; CHECK: FieldListType: <field list> ({{.*}})
; CHECK: Name: Enum
; CHECK: LinkageName: .?AW4Enum@@
; CHECK: }
; CHECK: Enum ({{.*}}) {
; CHECK: TypeLeafKind: LF_ENUM (0x1507)
; CHECK: NumEnumerators: 3
; CHECK: Properties [ (0x200)
; CHECK: HasUniqueName (0x200)
; CHECK: ]
; CHECK: UnderlyingType: int (0x74)
; CHECK: FieldListType: <field list> ({{.*}})
; CHECK: Name: EnumClass
; CHECK: LinkageName: .?AW4EnumClass@@
; CHECK: }
; CHECK: Enum ({{.*}}) {
; CHECK: TypeLeafKind: LF_ENUM (0x1507)
; CHECK: NumEnumerators: 2
; CHECK: Properties [ (0x300)
; CHECK: HasUniqueName (0x200)
; CHECK: Scoped (0x100)
; CHECK: ]
; CHECK: UnderlyingType: int (0x74)
; CHECK: FieldListType: <field list> ({{.*}})
; CHECK: Func::ScopedEnum
; CHECK: LinkageName: .?AW4ScopedEnum@?1??Func@@YAXXZ@
; CHECK: }
; CHECK: Enum ({{.*}}) {
; CHECK: TypeLeafKind: LF_ENUM (0x1507)
; CHECK: NumEnumerators: 2
; CHECK: Properties [ (0x208)
; CHECK: HasUniqueName (0x200)
; CHECK: Nested (0x8)
; CHECK: ]
; CHECK: UnderlyingType: int (0x74)
; CHECK: FieldListType: <field list> ({{.*}})
; CHECK: Name: Func::Struct::Union::NestedEnum
; CHECK: LinkageName: .?AW4NestedEnum@Union@Struct@?1??Func@@YAXXZ@
; CHECK: }
; ModuleID = 'enum-co.cpp'
source_filename = "enum-co.cpp"
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-windows-msvc19.15.26729"
%struct.Struct = type { %"union.Func()::Struct::Union" }
%"union.Func()::Struct::Union" = type { i8 }
; Function Attrs: noinline nounwind optnone uwtable
define dso_local i32 @"?Func_Enum@@YA?AW4Enum@@AEAW41@@Z"(i32* dereferenceable(4) %arg) #0 !dbg !30 {
entry:
%arg.addr = alloca i32*, align 8
store i32* %arg, i32** %arg.addr, align 8
call void @llvm.dbg.declare(metadata i32** %arg.addr, metadata !34, metadata !DIExpression()), !dbg !35
%0 = load i32*, i32** %arg.addr, align 8, !dbg !35
%1 = load i32, i32* %0, align 4, !dbg !35
ret i32 %1, !dbg !35
}
; Function Attrs: nounwind readnone speculatable
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: noinline nounwind optnone uwtable
define dso_local i32 @"?Func_EnumClass@@YA?AW4EnumClass@@AEAW41@@Z"(i32* dereferenceable(4) %arg) #0 !dbg !36 {
entry:
%arg.addr = alloca i32*, align 8
store i32* %arg, i32** %arg.addr, align 8
call void @llvm.dbg.declare(metadata i32** %arg.addr, metadata !40, metadata !DIExpression()), !dbg !41
%0 = load i32*, i32** %arg.addr, align 8, !dbg !41
%1 = load i32, i32* %0, align 4, !dbg !41
ret i32 %1, !dbg !41
}
; Function Attrs: noinline nounwind optnone uwtable
define dso_local void @"?Func@@YAXXZ"() #0 !dbg !14 {
entry:
%SE = alloca i32, align 4
%S = alloca %struct.Struct, align 1
call void @llvm.dbg.declare(metadata i32* %SE, metadata !42, metadata !DIExpression()), !dbg !43
call void @llvm.dbg.declare(metadata %struct.Struct* %S, metadata !44, metadata !DIExpression()), !dbg !45
ret void, !dbg !46
}
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" }
attributes #1 = { nounwind readnone speculatable }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!25, !26, !27, !28}
!llvm.ident = !{!29}
!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 8.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
!1 = !DIFile(filename: "enum-co.cpp", directory: "D:\5Cupstream\5Cllvm\5Ctest\5CDebugInfo\5CCOFF", checksumkind: CSK_MD5, checksum: "2e53b90441669acca735bad28ed3a1ab")
!2 = !{!3, !8, !13, !18}
!3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "Enum", file: !1, line: 4, baseType: !4, size: 32, elements: !5, identifier: ".?AW4Enum@@")
!4 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!5 = !{!6, !7}
!6 = !DIEnumerator(name: "ON", value: 0)
!7 = !DIEnumerator(name: "OFF", value: 1)
!8 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "EnumClass", file: !1, line: 7, baseType: !4, size: 32, flags: DIFlagEnumClass, elements: !9, identifier: ".?AW4EnumClass@@")
!9 = !{!10, !11, !12}
!10 = !DIEnumerator(name: "RED", value: 0)
!11 = !DIEnumerator(name: "BLUE", value: 1)
!12 = !DIEnumerator(name: "NOTCARE", value: 2)
!13 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "ScopedEnum", scope: !14, file: !1, line: 11, baseType: !4, size: 32, elements: !5, identifier: ".?AW4ScopedEnum@?1??Func@@YAXXZ@")
!14 = distinct !DISubprogram(name: "Func", linkageName: "?Func@@YAXXZ", scope: !1, file: !1, line: 10, type: !15, isLocal: false, isDefinition: true, scopeLine: 10, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !17)
!15 = !DISubroutineType(types: !16)
!16 = !{null}
!17 = !{}
!18 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "NestedEnum", scope: !19, file: !1, line: 16, baseType: !4, size: 32, elements: !24, identifier: ".?AW4NestedEnum@Union@Struct@?1??Func@@YAXXZ@")
!19 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "Union", scope: !20, file: !1, line: 15, size: 8, flags: DIFlagTypePassByValue, elements: !23, identifier: ".?ATUnion@Struct@?1??Func@@YAXXZ@")
!20 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Struct", scope: !14, file: !1, line: 14, size: 8, flags: DIFlagTypePassByValue, elements: !21, identifier: ".?AUStruct@?1??Func@@YAXXZ@")
!21 = !{!19, !22}
!22 = !DIDerivedType(tag: DW_TAG_member, name: "U", scope: !20, file: !1, line: 18, baseType: !19, size: 8)
!23 = !{!18}
!24 = !{!10, !11}
!25 = !{i32 2, !"CodeView", i32 1}
!26 = !{i32 2, !"Debug Info Version", i32 3}
!27 = !{i32 1, !"wchar_size", i32 2}
!28 = !{i32 7, !"PIC Level", i32 2}
!29 = !{!"clang version 8.0.0"}
!30 = distinct !DISubprogram(name: "Func_Enum", linkageName: "?Func_Enum@@YA?AW4Enum@@AEAW41@@Z", scope: !1, file: !1, line: 5, type: !31, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !17)
!31 = !DISubroutineType(types: !32)
!32 = !{!3, !33}
!33 = !DIDerivedType(tag: DW_TAG_reference_type, baseType: !3, size: 64)
!34 = !DILocalVariable(name: "arg", arg: 1, scope: !30, file: !1, line: 5, type: !33)
!35 = !DILocation(line: 5, scope: !30)
!36 = distinct !DISubprogram(name: "Func_EnumClass", linkageName: "?Func_EnumClass@@YA?AW4EnumClass@@AEAW41@@Z", scope: !1, file: !1, line: 8, type: !37, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !17)
!37 = !DISubroutineType(types: !38)
!38 = !{!8, !39}
!39 = !DIDerivedType(tag: DW_TAG_reference_type, baseType: !8, size: 64)
!40 = !DILocalVariable(name: "arg", arg: 1, scope: !36, file: !1, line: 8, type: !39)
!41 = !DILocation(line: 8, scope: !36)
!42 = !DILocalVariable(name: "SE", scope: !14, file: !1, line: 12, type: !13)
!43 = !DILocation(line: 12, scope: !14)
!44 = !DILocalVariable(name: "S", scope: !14, file: !1, line: 20, type: !20)
!45 = !DILocation(line: 20, scope: !14)
!46 = !DILocation(line: 21, scope: !14, isImplicitCode: true)
|
