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Differential D62635 Diff 202079 llvm/test/DebugInfo/COFF/global-constants.ll

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llvm/test/DebugInfo/COFF/global-constants.ll

; RUN: llc < %s | FileCheck %s --check-prefix=ASM ; RUN: llc < %s | FileCheck %s --check-prefix=ASM
; RUN: llc < %s -filetype=obj | llvm-readobj - --codeview | FileCheck %s --check-prefix=OBJ ; RUN: llc < %s -filetype=obj | llvm-readobj - --codeview | FileCheck %s --check-prefix=OBJ
; C++ source to regenerate: ; C++ source to regenerate:
; const int Test1 = 1; ; const float TestConst1 = 3.14;
; struct Foo { static const int Test2 = 2; }; ; struct S {
; int main() { ; static const int TestConst2 = -10;
; return Test1 + Foo::Test2; ; }
; enum TestEnum : int {
; ENUM_A = 2147000000,
; ENUM_B = -2147000000,
; };
; void useConst(int);
; void foo() {
; useConst(TestConst1);
; useConst(S::TestConst2);
; useConst(ENUM_B);
; } ; }
; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll ; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll
; ASM-LABEL: .long 241 # Symbol subsection for globals ; ASM-LABEL: .long 241 # Symbol subsection for globals
; ASM: .short {{.*-.*}} # Record length ; ASM: .short {{.*-.*}} # Record length
; ASM: .short 4359 # Record kind: S_CONSTANT ; ASM: .short 4359 # Record kind: S_CONSTANT
; ASM-NEXT: .long 4099 # Type ; ASM-NEXT: .long 4099 # Type
; ASM-NEXT: .byte 0x01, 0x00 # Value ; ASM-NEXT: .byte 0x04, 0x80, 0xc3, 0xf5 # Value
; ASM-NEXT: .asciz "Test1" # Name ; ASM-NEXT: .byte 0x48, 0x40
; ASM-NEXT: .asciz "TestConst1" # Name
; ASM: .short {{.*-.*}} # Record length
; ASM: .short 4359 # Record kind: S_CONSTANT
; ASM-NEXT: .long 4100 # Type
; ASM-NEXT: .byte 0x61, 0x00 # Value
; ASM-NEXT: .asciz "S::TestConst2" # Name
; ASM: .short {{.*-.*}} # Record length ; ASM: .short {{.*-.*}} # Record length
; ASM: .short 4359 # Record kind: S_CONSTANT ; ASM: .short 4359 # Record kind: S_CONSTANT
; ASM: .long 4099 # Type ; ASM-NEXT: .long 4102 # Type
; ASM: .byte 0x02, 0x00 # Value ; ASM-NEXT: .byte 0x0a, 0x80, 0x40, 0x61 # Value
; ASM: .asciz "Foo::Test2" # Name ; ASM-NEXT: .byte 0x07, 0x80, 0xff, 0xff
; ASM-NEXT: .byte 0xff, 0xff
; ASM-NEXT: .asciz "ENUM_B" # Name
; OBJ: CodeViewDebugInfo [ ; OBJ: CodeViewDebugInfo [
; OBJ: Section: .debug$S ; OBJ: Section: .debug$S
; OBJ: Magic: 0x4 ; OBJ: Magic: 0x4
; OBJ: Subsection [ ; OBJ: Subsection [
; OBJ: SubSectionType: Symbols (0xF1) ; OBJ: SubSectionType: Symbols (0xF1)
; OBJ: ConstantSym { ; OBJ: ConstantSym {
; OBJ-NEXT: Kind: S_CONSTANT (0x1107) ; OBJ-NEXT: Kind: S_CONSTANT (0x1107)
; OBJ-NEXT: Type: const int (0x1003) ; OBJ-NEXT: Type: const float (0x1003)
; OBJ-NEXT: Value: 1 ; OBJ-NEXT: Value: 1078523331
; OBJ-NEXT: Name: Test1 ; OBJ-NEXT: Name: TestConst1
; OBJ-NEXT: } ; OBJ-NEXT: }
; OBJ: ConstantSym { ; OBJ-NEXT: ConstantSym {
; OBJ-NEXT: Kind: S_CONSTANT (0x1107)
; OBJ-NEXT: Type: const char (0x1004)
; OBJ-NEXT: Value: 97
; OBJ-NEXT: Name: S::TestConst2
; OBJ-NEXT: }
; OBJ-NEXT: ConstantSym {
; OBJ-NEXT: Kind: S_CONSTANT (0x1107) ; OBJ-NEXT: Kind: S_CONSTANT (0x1107)
; OBJ-NEXT: Type: const int (0x1003) ; OBJ-NEXT: Type: TestEnum (0x1006)
; OBJ-NEXT: Value: 2 ; OBJ-NEXT: Value: 18446744071562551616
; OBJ-NEXT: Name: Foo::Test2 ; OBJ-NEXT: Name: ENUM_B
; OBJ-NEXT: } ; OBJ-NEXT: }
; ModuleID = 't.cpp' ; ModuleID = 't.cpp'
source_filename = "t.cpp" source_filename = "t.cpp"
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-windows-msvc" target triple = "x86_64-w64-windows-gnu"
; Function Attrs: noinline norecurse nounwind optnone ; Function Attrs: noinline nounwind optnone
define dso_local i32 @main() #0 !dbg !19 { define dso_local void @_Z3foov() #0 !dbg !28 {
entry: entry:
%retval = alloca i32, align 4 call void @_Z8useConsti(i32 3), !dbg !32
store i32 0, i32* %retval, align 4 call void @_Z8useConsti(i32 97), !dbg !33
ret i32 3, !dbg !22 call void @_Z8useConsti(i32 -2147000000), !dbg !34
ret void, !dbg !35
} }
attributes #0 = { noinline norecurse nounwind optnone "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-features"="+cx8,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } declare dso_local void @_Z8useConsti(i32) #1
!llvm.dbg.cu = !{!0} !llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!15, !16, !17} !llvm.module.flags = !{!24, !25, !26}
!llvm.ident = !{!18} !llvm.ident = !{!27}
!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 9.0.0 (https://github.com/llvm/llvm-project.git 2b66a49044196d8b90d95d7d3b5246ccbe3abc05)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, globals: !10, nameTableKind: None) !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 9.0.0 (https://github.com/llvm/llvm-project.git dee1891507401f396290b5d9cb5717d6b0755337)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !9, globals: !15, nameTableKind: None)
!1 = !DIFile(filename: "<stdin>", directory: "C:\5Csrc\5Ctest", checksumkind: CSK_MD5, checksum: "77cff5e1c7b260440ed03b23c18809c3") !1 = !DIFile(filename: "<stdin>", directory: "C:\5Csrc\5Ctest", checksumkind: CSK_MD5, checksum: "6d700c7d582557a012214ac1f1f8721b")
!2 = !{} !2 = !{!3}
!3 = !{!4} !3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "TestEnum", file: !4, line: 5, baseType: !5, size: 32, elements: !6, identifier: "_ZTS8TestEnum")
!4 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo", file: !5, line: 3, size: 8, flags: DIFlagTypePassByValue, elements: !6, identifier: ".?AUFoo@@") !4 = !DIFile(filename: "t.cpp", directory: "C:\5Csrc\5Ctest", checksumkind: CSK_MD5, checksum: "6d700c7d582557a012214ac1f1f8721b")
!5 = !DIFile(filename: "t.cpp", directory: "C:\5Csrc\5Ctest", checksumkind: CSK_MD5, checksum: "77cff5e1c7b260440ed03b23c18809c3") !5 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!6 = !{!7} !6 = !{!7, !8}
!7 = !DIDerivedType(tag: DW_TAG_member, name: "Test2", scope: !4, file: !5, line: 4, baseType: !8, flags: DIFlagStaticMember, extraData: i32 2) !7 = !DIEnumerator(name: "ENUM_A", value: 2147000000)
!8 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !9) !8 = !DIEnumerator(name: "ENUM_B", value: -2147000000)
!9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) !9 = !{!10}
!10 = !{!11, !13} !10 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !4, line: 2, size: 8, flags: DIFlagTypePassByValue, elements: !11, identifier: "_ZTS1S")
!11 = !DIGlobalVariableExpression(var: !12, expr: !DIExpression(DW_OP_constu, 1, DW_OP_stack_value)) !11 = !{!12}
!12 = distinct !DIGlobalVariable(name: "Test1", scope: null, file: !5, line: 1, type: !8, isLocal: true, isDefinition: true) !12 = !DIDerivedType(tag: DW_TAG_member, name: "TestConst2", scope: !10, file: !4, line: 3, baseType: !13, flags: DIFlagStaticMember, extraData: i8 97)
!13 = !DIGlobalVariableExpression(var: !14, expr: !DIExpression(DW_OP_constu, 2, DW_OP_stack_value)) !13 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !14)
!14 = distinct !DIGlobalVariable(name: "Test2", scope: !0, file: !5, line: 4, type: !8, isLocal: true, isDefinition: true, declaration: !7) !14 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!15 = !{i32 2, !"CodeView", i32 1} !15 = !{!16, !20, !22}
!16 = !{i32 2, !"Debug Info Version", i32 3} !16 = !DIGlobalVariableExpression(var: !17, expr: !DIExpression(DW_OP_constu, 1078523331, DW_OP_stack_value))
!17 = !{i32 1, !"wchar_size", i32 2} !17 = distinct !DIGlobalVariable(name: "TestConst1", scope: !0, file: !4, line: 1, type: !18, isLocal: true, isDefinition: true)
!18 = !{!"clang version 9.0.0 (https://github.com/llvm/llvm-project.git 2b66a49044196d8b90d95d7d3b5246ccbe3abc05)"} !18 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !19)
!19 = distinct !DISubprogram(name: "main", scope: !5, file: !5, line: 7, type: !20, scopeLine: 7, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) !19 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
!20 = !DISubroutineType(types: !21) !20 = !DIGlobalVariableExpression(var: !21, expr: !DIExpression(DW_OP_constu, 97, DW_OP_stack_value))
!21 = !{!9} !21 = distinct !DIGlobalVariable(name: "TestConst2", scope: !0, file: !4, line: 3, type: !13, isLocal: true, isDefinition: true, declaration: !12)
!22 = !DILocation(line: 8, scope: !19) !22 = !DIGlobalVariableExpression(var: !23, expr: !DIExpression(DW_OP_constu, 18446744071562551616, DW_OP_stack_value))
!23 = distinct !DIGlobalVariable(name: "ENUM_B", scope: !0, file: !4, line: 7, type: !3, isLocal: true, isDefinition: true)
!24 = !{i32 2, !"CodeView", i32 1}
!25 = !{i32 2, !"Debug Info Version", i32 3}
!26 = !{i32 1, !"wchar_size", i32 2}
!27 = !{!"clang version 9.0.0 (https://github.com/llvm/llvm-project.git dee1891507401f396290b5d9cb5717d6b0755337)"}
!28 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !4, file: !4, line: 10, type: !29, scopeLine: 10, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !31)
!29 = !DISubroutineType(types: !30)
!30 = !{null}
!31 = !{}
!32 = !DILocation(line: 11, scope: !28)
!33 = !DILocation(line: 12, scope: !28)
!34 = !DILocation(line: 13, scope: !28)
!35 = !DILocation(line: 14, scope: !28)