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-rw-r--r--test/DebugInfo/COFF/local-variables.ll315
1 files changed, 315 insertions, 0 deletions
diff --git a/test/DebugInfo/COFF/local-variables.ll b/test/DebugInfo/COFF/local-variables.ll
new file mode 100644
index 0000000000000..86356fdde45c3
--- /dev/null
+++ b/test/DebugInfo/COFF/local-variables.ll
@@ -0,0 +1,315 @@
+; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s --check-prefix=ASM
+; RUN: llc -mtriple=x86_64-windows-msvc < %s -filetype=obj | llvm-readobj -codeview - | FileCheck %s --check-prefix=OBJ
+
+; This LL file was generated by running 'clang -g -gcodeview' on the
+; following code:
+; 1: extern "C" volatile int x;
+; 2: extern "C" void capture(int *p);
+; 3: static __forceinline inline void will_be_inlined() {
+; 4: int v = 3;
+; 5: capture(&v);
+; 6: }
+; 7: extern "C" void f(int param) {
+; 8: if (param) {
+; 9: int a = 42;
+; 10: will_be_inlined();
+; 11: capture(&a);
+; 12: } else {
+; 13: int b = 42;
+; 14: will_be_inlined();
+; 15: capture(&b);
+; 16: }
+; 17: }
+
+; ASM: f: # @f
+; ASM: .cv_file 1 "D:\\src\\llvm\\build\\t.cpp"
+; ASM: .cv_loc 0 1 7 0 is_stmt 0 # t.cpp:7:0
+; ASM: .seh_proc f
+; ASM: # BB#0: # %entry
+; ASM: subq $56, %rsp
+; ASM: #DEBUG_VALUE: f:param <- [%RSP+52]
+; ASM: movl %ecx, 52(%rsp)
+; ASM: [[prologue_end:\.Ltmp.*]]:
+; ASM: .cv_loc 0 1 8 7 # t.cpp:8:7
+; ASM: testl %ecx, %ecx
+; ASM: je .LBB0_2
+; ASM: [[if_start:\.Ltmp.*]]:
+; ASM: # BB#1: # %if.then
+; ASM: #DEBUG_VALUE: f:param <- [%RSP+52]
+; ASM: #DEBUG_VALUE: a <- [%RSP+40]
+; ASM: .cv_loc 0 1 9 9 # t.cpp:9:9
+; ASM: movl $42, 40(%rsp)
+; ASM: [[inline_site1:\.Ltmp.*]]:
+; ASM: .cv_loc 1 1 4 7 # t.cpp:4:7
+; ASM: movl $3, 44(%rsp)
+; ASM: leaq 44(%rsp), %rcx
+; ASM: .cv_loc 1 1 5 3 # t.cpp:5:3
+; ASM: callq capture
+; ASM: leaq 40(%rsp), %rcx
+; ASM: jmp .LBB0_3
+; ASM: [[else_start:\.Ltmp.*]]:
+; ASM: .LBB0_2: # %if.else
+; ASM: #DEBUG_VALUE: f:param <- [%RSP+52]
+; ASM: #DEBUG_VALUE: b <- [%RSP+36]
+; ASM: .cv_loc 0 1 13 9 # t.cpp:13:9
+; ASM: movl $42, 36(%rsp)
+; ASM: [[inline_site2:\.Ltmp.*]]:
+; ASM: .cv_loc 2 1 4 7 # t.cpp:4:7
+; ASM: movl $3, 48(%rsp)
+; ASM: leaq 48(%rsp), %rcx
+; ASM: .cv_loc 2 1 5 3 # t.cpp:5:3
+; ASM: callq capture
+; ASM: leaq 36(%rsp), %rcx
+; ASM: [[inline_site2_end:\.Ltmp.*]]:
+; ASM: .LBB0_3: # %if.end
+; ASM: .cv_loc 0 1 15 5 # t.cpp:15:5
+; ASM: callq capture
+; ASM: [[else_end:\.Ltmp.*]]:
+; ASM: .cv_loc 0 1 17 1 # t.cpp:17:1
+; ASM: nop
+; ASM: addq $56, %rsp
+; ASM: retq
+; ASM: [[param_end:\.Ltmp.*]]:
+
+; ASM: .short 4414 # Record kind: S_LOCAL
+; ASM: .long 116 # TypeIndex
+; ASM: .short 1 # Flags
+; ASM: .asciz "param"
+; ASM: .cv_def_range [[prologue_end]] [[param_end]], "E\021O\001\000\0004\000\000\000"
+; ASM: .short 4414 # Record kind: S_LOCAL
+; ASM: .long 116 # TypeIndex
+; ASM: .short 0 # Flags
+; ASM: .asciz "a"
+; ASM: .cv_def_range [[if_start]] [[else_start]], "E\021O\001\000\000(\000\000\000"
+; ASM: .short 4414 # Record kind: S_LOCAL
+; ASM: .long 116 # TypeIndex
+; ASM: .short 0 # Flags
+; ASM: .asciz "b"
+; ASM: .cv_def_range [[else_start]] [[else_end]], "E\021O\001\000\000$\000\000\000"
+; ASM: .short 4429 # Record kind: S_INLINESITE
+; ASM: .short 4414 # Record kind: S_LOCAL
+; ASM: .long 116 # TypeIndex
+; ASM: .short 0 # Flags
+; ASM: .asciz "v"
+; ASM: .cv_def_range [[inline_site1]] [[else_start]], "E\021O\001\000\000,\000\000\000"
+; ASM: .short 4430 # Record kind: S_INLINESITE_END
+; ASM: .short 4429 # Record kind: S_INLINESITE
+; ASM: .short 4414 # Record kind: S_LOCAL
+; ASM: .long 116 # TypeIndex
+; ASM: .short 0 # Flags
+; ASM: .asciz "v"
+; ASM: .cv_def_range [[inline_site2]] [[inline_site2_end]], "E\021O\001\000\0000\000\000\000"
+; ASM: .short 4430 # Record kind: S_INLINESITE_END
+
+; OBJ: Subsection [
+; OBJ: SubSectionType: Symbols (0xF1)
+; OBJ: ProcStart {
+; OBJ: DisplayName: f
+; OBJ: LinkageName: f
+; OBJ: }
+; OBJ: Local {
+; OBJ: Type: int (0x74)
+; OBJ: Flags [ (0x1)
+; OBJ: IsParameter (0x1)
+; OBJ: ]
+; OBJ: VarName: param
+; OBJ: }
+; OBJ: DefRangeRegisterRel {
+; OBJ: BaseRegister: 335
+; OBJ: HasSpilledUDTMember: No
+; OBJ: OffsetInParent: 0
+; OBJ: BasePointerOffset: 52
+; OBJ: LocalVariableAddrRange {
+; OBJ: OffsetStart: .text+0x8
+; OBJ: ISectStart: 0x0
+; OBJ: Range: 0x4F
+; OBJ: }
+; OBJ: }
+; OBJ: Local {
+; OBJ: Type: int (0x74)
+; OBJ: Flags [ (0x0)
+; OBJ: ]
+; OBJ: VarName: a
+; OBJ: }
+; OBJ: DefRangeRegisterRel {
+; OBJ: BaseRegister: 335
+; OBJ: HasSpilledUDTMember: No
+; OBJ: OffsetInParent: 0
+; OBJ: BasePointerOffset: 40
+; OBJ: LocalVariableAddrRange {
+; OBJ: OffsetStart: .text+0xC
+; OBJ: ISectStart: 0x0
+; OBJ: Range: 0x21
+; OBJ: }
+; OBJ: }
+; OBJ: Local {
+; OBJ: Type: int (0x74)
+; OBJ: Flags [ (0x0)
+; OBJ: ]
+; OBJ: VarName: b
+; OBJ: }
+; OBJ: DefRangeRegisterRel {
+; OBJ: BaseRegister: 335
+; OBJ: HasSpilledUDTMember: No
+; OBJ: OffsetInParent: 0
+; OBJ: BasePointerOffset: 36
+; OBJ: LocalVariableAddrRange {
+; OBJ: OffsetStart: .text+0x2D
+; OBJ: ISectStart: 0x0
+; OBJ: Range: 0x24
+; OBJ: }
+; OBJ: }
+; OBJ: InlineSite {
+; OBJ: PtrParent: 0x0
+; OBJ: PtrEnd: 0x0
+; OBJ: Inlinee: will_be_inlined (0x1002)
+; OBJ: BinaryAnnotations [
+; OBJ: ChangeLineOffset: 1
+; OBJ: ChangeCodeOffset: 0x14
+; OBJ: ChangeCodeOffsetAndLineOffset: {CodeOffset: 0xD, LineOffset: 1}
+; OBJ: ChangeCodeLength: 0xC
+; OBJ: ]
+; OBJ: }
+; OBJ: Local {
+; OBJ: Type: int (0x74)
+; OBJ: Flags [ (0x0)
+; OBJ: ]
+; OBJ: VarName: v
+; OBJ: }
+; OBJ: DefRangeRegisterRel {
+; OBJ: BaseRegister: 335
+; OBJ: HasSpilledUDTMember: No
+; OBJ: OffsetInParent: 0
+; OBJ: BasePointerOffset: 44
+; OBJ: LocalVariableAddrRange {
+; OBJ: OffsetStart: .text+0x14
+; OBJ: ISectStart: 0x0
+; OBJ: Range: 0x19
+; OBJ: }
+; OBJ: }
+; OBJ: InlineSiteEnd {
+; OBJ: }
+; OBJ: InlineSite {
+; OBJ: PtrParent: 0x0
+; OBJ: PtrEnd: 0x0
+; OBJ: Inlinee: will_be_inlined (0x1002)
+; OBJ: BinaryAnnotations [
+; OBJ: ChangeLineOffset: 1
+; OBJ: ChangeCodeOffset: 0x35
+; OBJ: ChangeCodeOffsetAndLineOffset: {CodeOffset: 0xD, LineOffset: 1}
+; OBJ: ChangeCodeLength: 0xA
+; OBJ: ]
+; OBJ: }
+; OBJ: Local {
+; OBJ: Type: int (0x74)
+; OBJ: Flags [ (0x0)
+; OBJ: ]
+; OBJ: VarName: v
+; OBJ: }
+; OBJ: DefRangeRegisterRel {
+; OBJ: BaseRegister: 335
+; OBJ: HasSpilledUDTMember: No
+; OBJ: OffsetInParent: 0
+; OBJ: BasePointerOffset: 48
+; OBJ: LocalVariableAddrRange {
+; OBJ: OffsetStart: .text+0x35
+; OBJ: ISectStart: 0x0
+; OBJ: Range: 0x17
+; OBJ: }
+; OBJ: }
+; OBJ: InlineSiteEnd {
+; OBJ: }
+; OBJ: ProcEnd
+; OBJ: ]
+
+; ModuleID = 't.cpp'
+target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-pc-windows-msvc18.0.0"
+
+; Function Attrs: nounwind uwtable
+define void @f(i32 %param) #0 !dbg !4 {
+entry:
+ %v.i1 = alloca i32, align 4
+ call void @llvm.dbg.declare(metadata i32* %v.i1, metadata !15, metadata !16), !dbg !17
+ %v.i = alloca i32, align 4
+ call void @llvm.dbg.declare(metadata i32* %v.i, metadata !15, metadata !16), !dbg !21
+ %param.addr = alloca i32, align 4
+ %a = alloca i32, align 4
+ %b = alloca i32, align 4
+ store i32 %param, i32* %param.addr, align 4
+ call void @llvm.dbg.declare(metadata i32* %param.addr, metadata !24, metadata !16), !dbg !25
+ %0 = load i32, i32* %param.addr, align 4, !dbg !26
+ %tobool = icmp ne i32 %0, 0, !dbg !26
+ br i1 %tobool, label %if.then, label %if.else, !dbg !27
+
+if.then: ; preds = %entry
+ call void @llvm.dbg.declare(metadata i32* %a, metadata !28, metadata !16), !dbg !29
+ store i32 42, i32* %a, align 4, !dbg !29
+ store i32 3, i32* %v.i, align 4, !dbg !21
+ call void @capture(i32* %v.i) #3, !dbg !30
+ call void @capture(i32* %a), !dbg !31
+ br label %if.end, !dbg !32
+
+if.else: ; preds = %entry
+ call void @llvm.dbg.declare(metadata i32* %b, metadata !33, metadata !16), !dbg !34
+ store i32 42, i32* %b, align 4, !dbg !34
+ store i32 3, i32* %v.i1, align 4, !dbg !17
+ call void @capture(i32* %v.i1) #3, !dbg !35
+ call void @capture(i32* %b), !dbg !36
+ br label %if.end
+
+if.end: ; preds = %if.else, %if.then
+ ret void, !dbg !37
+}
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
+
+declare void @capture(i32*) #2
+
+attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { nounwind readnone }
+attributes #2 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #3 = { nounwind }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!11, !12, !13}
+!llvm.ident = !{!14}
+
+!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
+!1 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild")
+!2 = !{}
+!4 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 7, type: !5, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
+!5 = !DISubroutineType(types: !6)
+!6 = !{null, !7}
+!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!8 = distinct !DISubprogram(name: "will_be_inlined", linkageName: "\01?will_be_inlined@@YAXXZ", scope: !1, file: !1, line: 3, type: !9, isLocal: true, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
+!9 = !DISubroutineType(types: !10)
+!10 = !{null}
+!11 = !{i32 2, !"CodeView", i32 1}
+!12 = !{i32 2, !"Debug Info Version", i32 3}
+!13 = !{i32 1, !"PIC Level", i32 2}
+!14 = !{!"clang version 3.9.0 "}
+!15 = !DILocalVariable(name: "v", scope: !8, file: !1, line: 4, type: !7)
+!16 = !DIExpression()
+!17 = !DILocation(line: 4, column: 7, scope: !8, inlinedAt: !18)
+!18 = distinct !DILocation(line: 14, column: 5, scope: !19)
+!19 = distinct !DILexicalBlock(scope: !20, file: !1, line: 12, column: 10)
+!20 = distinct !DILexicalBlock(scope: !4, file: !1, line: 8, column: 7)
+!21 = !DILocation(line: 4, column: 7, scope: !8, inlinedAt: !22)
+!22 = distinct !DILocation(line: 10, column: 5, scope: !23)
+!23 = distinct !DILexicalBlock(scope: !20, file: !1, line: 8, column: 14)
+!24 = !DILocalVariable(name: "param", arg: 1, scope: !4, file: !1, line: 7, type: !7)
+!25 = !DILocation(line: 7, column: 23, scope: !4)
+!26 = !DILocation(line: 8, column: 7, scope: !20)
+!27 = !DILocation(line: 8, column: 7, scope: !4)
+!28 = !DILocalVariable(name: "a", scope: !23, file: !1, line: 9, type: !7)
+!29 = !DILocation(line: 9, column: 9, scope: !23)
+!30 = !DILocation(line: 5, column: 3, scope: !8, inlinedAt: !22)
+!31 = !DILocation(line: 11, column: 5, scope: !23)
+!32 = !DILocation(line: 12, column: 3, scope: !23)
+!33 = !DILocalVariable(name: "b", scope: !19, file: !1, line: 13, type: !7)
+!34 = !DILocation(line: 13, column: 9, scope: !19)
+!35 = !DILocation(line: 5, column: 3, scope: !8, inlinedAt: !18)
+!36 = !DILocation(line: 15, column: 5, scope: !19)
+!37 = !DILocation(line: 17, column: 1, scope: !4)
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-17 12:10:14 +0000