1 ; RUN: llc < %s | FileCheck %s --check-prefix=ASM
2 ; RUN: llc < %s -filetype=obj | llvm-readobj - --codeview | FileCheck %s --check-prefix=OBJ
4 ; C++ source to regenerate:
6 ; const float TestConst1 = 3.14;
9 ; static const int TestConst2 = -10;
10 ; enum { SEnum = 42 };
12 ; enum TestEnum : int {
13 ; ENUM_A = 2147000000,
14 ; ENUM_B = -2147000000,
18 ; useConst(Test1::TestConst1);
19 ; useConst(S::TestConst2);
23 ; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll
25 ; ASM-LABEL: .long 241 # Symbol subsection for globals
26 ; ASM: .short {{.*-.*}} # Record length
27 ; ASM: .short 4359 # Record kind: S_CONSTANT
28 ; ASM-NEXT: .long 4102 # Type
29 ; ASM-NEXT: .byte 0x04, 0x80, 0xc3, 0xf5 # Value
30 ; ASM-NEXT: .byte 0x48, 0x40
31 ; ASM-NEXT: .asciz "Test1::TestConst1" # Name
32 ; ASM: .short {{.*-.*}} # Record length
33 ; ASM: .short 4359 # Record kind: S_CONSTANT
34 ; ASM-NEXT: .long 4103 # Type
35 ; ASM-NEXT: .byte 0x61, 0x00 # Value
36 ; ASM-NEXT: .asciz "S::TestConst2" # Name
37 ; ASM: .short {{.*-.*}} # Record length
38 ; ASM: .short 4359 # Record kind: S_CONSTANT
39 ; ASM-NEXT: .long 4105 # Type
40 ; ASM-NEXT: .byte 0x0a, 0x80, 0x40, 0x61 # Value
41 ; ASM-NEXT: .byte 0x07, 0x80, 0xff, 0xff
42 ; ASM-NEXT: .byte 0xff, 0xff
43 ; ASM-NEXT: .asciz "ENUM_B" # Name
44 ; ASM-NOT: .asciz "S::SEnum" # Name
46 ; OBJ: CodeViewDebugInfo [
47 ; OBJ: Section: .debug$S
50 ; OBJ: SubSectionType: Symbols (0xF1)
52 ; OBJ-NEXT: Kind: S_CONSTANT (0x1107)
53 ; OBJ-NEXT: Type: const float (0x1006)
54 ; OBJ-NEXT: Value: 1078523331
55 ; OBJ-NEXT: Name: Test1::TestConst1
57 ; OBJ-NEXT: ConstantSym {
58 ; OBJ-NEXT: Kind: S_CONSTANT (0x1107)
59 ; OBJ-NEXT: Type: const char (0x1007)
61 ; OBJ-NEXT: Name: S::TestConst2
63 ; OBJ-NEXT: ConstantSym {
64 ; OBJ-NEXT: Kind: S_CONSTANT (0x1107)
65 ; OBJ-NEXT: Type: TestEnum (0x1009)
66 ; OBJ-NEXT: Value: 18446744071562551616
67 ; OBJ-NEXT: Name: ENUM_B
69 ; OBJ-NOT: Name: S::SEnum
72 source_filename = "t.cpp"
73 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
74 target triple = "x86_64-pc-windows-msvc19.16.27030"
76 ; Function Attrs: noinline nounwind optnone uwtable
77 define dso_local void @"?useConst@@YAXH@Z"(i32) #0 !dbg !32 {
79 %.addr = alloca i32, align 4
80 store i32 %0, i32* %.addr, align 4
81 call void @llvm.dbg.declare(metadata i32* %.addr, metadata !36, metadata !DIExpression()), !dbg !37
85 ; Function Attrs: nounwind readnone speculatable
86 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
88 ; Function Attrs: noinline norecurse nounwind optnone uwtable
89 define dso_local i32 @main() #2 !dbg !38 {
91 %retval = alloca i32, align 4
92 store i32 0, i32* %retval, align 4
93 call void @"?useConst@@YAXH@Z"(i32 3), !dbg !41
94 call void @"?useConst@@YAXH@Z"(i32 97), !dbg !42
95 call void @"?useConst@@YAXH@Z"(i32 -2147000000), !dbg !43
96 call void @"?useConst@@YAXH@Z"(i32 42), !dbg !44
97 call void @llvm.debugtrap(), !dbg !45
101 ; Function Attrs: nounwind
102 declare void @llvm.debugtrap() #3
104 attributes #0 = { noinline nounwind optnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-frame-pointer-elim"="false" "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"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
105 attributes #1 = { nounwind readnone speculatable }
106 attributes #2 = { noinline norecurse nounwind optnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-frame-pointer-elim"="false" "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"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
107 attributes #3 = { nounwind }
110 !llvm.module.flags = !{!27, !28, !29, !30}
113 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 9.0.0 (https://github.com/llvm/llvm-project.git f60f863075c7056f26e701b0405fc5752f0db576)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !16, globals: !17, nameTableKind: None)
114 !1 = !DIFile(filename: "t.cpp", directory: "C:\5Csrc\5Ctesting", checksumkind: CSK_MD5, checksum: "70da26ef1009521e2127bf71f8d532a2")
116 !3 = !DICompositeType(tag: DW_TAG_enumeration_type, scope: !4, file: !1, line: 6, baseType: !9, size: 32, elements: !10, identifier: ".?AW4<unnamed-enum-SEnum>@S@@")
117 !4 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !1, line: 4, size: 8, flags: DIFlagTypePassByValue, elements: !5, identifier: ".?AUS@@")
119 !6 = !DIDerivedType(tag: DW_TAG_member, name: "TestConst2", scope: !4, file: !1, line: 5, baseType: !7, flags: DIFlagStaticMember, extraData: i8 97)
120 !7 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !8)
121 !8 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
122 !9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
124 !11 = !DIEnumerator(name: "SEnum", value: 42)
125 !12 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "TestEnum", file: !1, line: 8, baseType: !9, size: 32, elements: !13, identifier: ".?AW4TestEnum@@")
127 !14 = !DIEnumerator(name: "ENUM_A", value: 2147000000)
128 !15 = !DIEnumerator(name: "ENUM_B", value: -2147000000)
130 !17 = !{!18, !23, !25}
131 !18 = !DIGlobalVariableExpression(var: !19, expr: !DIExpression(DW_OP_constu, 1078523331, DW_OP_stack_value))
132 !19 = distinct !DIGlobalVariable(name: "TestConst1", scope: !20, file: !1, line: 2, type: !21, isLocal: true, isDefinition: true)
133 !20 = !DINamespace(name: "Test1", scope: null)
134 !21 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !22)
135 !22 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
136 !23 = !DIGlobalVariableExpression(var: !24, expr: !DIExpression(DW_OP_constu, 97, DW_OP_stack_value))
137 !24 = distinct !DIGlobalVariable(name: "TestConst2", scope: !0, file: !1, line: 5, type: !7, isLocal: true, isDefinition: true, declaration: !6)
138 !25 = !DIGlobalVariableExpression(var: !26, expr: !DIExpression(DW_OP_constu, 18446744071562551616, DW_OP_stack_value))
139 !26 = distinct !DIGlobalVariable(name: "ENUM_B", scope: !0, file: !1, line: 10, type: !12, isLocal: true, isDefinition: true)
140 !27 = !{i32 2, !"CodeView", i32 1}
141 !28 = !{i32 2, !"Debug Info Version", i32 3}
142 !29 = !{i32 1, !"wchar_size", i32 2}
143 !30 = !{i32 7, !"PIC Level", i32 2}
144 !31 = !{!"clang version 9.0.0 (https://github.com/llvm/llvm-project.git f60f863075c7056f26e701b0405fc5752f0db576)"}
145 !32 = distinct !DISubprogram(name: "useConst", linkageName: "?useConst@@YAXH@Z", scope: !1, file: !1, line: 12, type: !33, scopeLine: 12, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !35)
146 !33 = !DISubroutineType(types: !34)
149 !36 = !DILocalVariable(arg: 1, scope: !32, file: !1, line: 12, type: !9)
150 !37 = !DILocation(line: 12, scope: !32)
151 !38 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 13, type: !39, scopeLine: 13, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !35)
152 !39 = !DISubroutineType(types: !40)
154 !41 = !DILocation(line: 14, scope: !38)
155 !42 = !DILocation(line: 15, scope: !38)
156 !43 = !DILocation(line: 16, scope: !38)
157 !44 = !DILocation(line: 17, scope: !38)
158 !45 = !DILocation(line: 18, scope: !38)
159 !46 = !DILocation(line: 19, scope: !38)