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254 lines
9.9 KiB
YAML
254 lines
9.9 KiB
YAML
# RUN: llc -filetype=obj -O0 %s -o - | llvm-readobj -codeview | FileCheck %s
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#
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# (DW_OP_plus_uconst 12)
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# CHECK: LocalSym {
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# CHECK-NEXT: Kind: S_LOCAL (0x113E)
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# CHECK-NEXT: Type: string* (0x
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: VarName: Str
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# CHECK-NEXT: }
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# CHECK-NEXT: DefRangeRegisterRelSym {
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# CHECK-NEXT: Kind: S_DEFRANGE_REGISTER_REL (0x1145)
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# CHECK-NEXT: BaseRegister:
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# CHECK-NEXT: HasSpilledUDTMember: No
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# CHECK-NEXT: OffsetInParent: 0
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# CHECK-NEXT: BasePointerOffset: 12
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# CHECK-NEXT: LocalVariableAddrRange {
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# CHECK-NEXT: OffsetStart:
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# CHECK-NEXT: ISectStart:
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# CHECK-NEXT: Range:
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# CHECK-NEXT: }
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# CHECK-NEXT: }
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# (DW_OP_plus_uconst, 8, DW_OP_deref)
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# CHECK: LocalSym {
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# CHECK-NEXT: Kind: S_LOCAL (0x113E)
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# CHECK-NEXT: Type: string& (0x
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: VarName: Result
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# CHECK-NEXT: }
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# CHECK-NEXT: DefRangeRegisterRelSym {
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# CHECK-NEXT: Kind: S_DEFRANGE_REGISTER_REL (0x1145)
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# CHECK-NEXT: BaseRegister:
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# CHECK-NEXT: HasSpilledUDTMember: No
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# CHECK-NEXT: OffsetInParent: 0
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# CHECK-NEXT: BasePointerOffset: 8
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# CHECK-NEXT: LocalVariableAddrRange {
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# CHECK-NEXT: OffsetStart:
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# CHECK-NEXT: ISectStart:
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# CHECK-NEXT: Range:
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# CHECK-NEXT: }
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# CHECK-NEXT: }
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# (DW_OP_constu, 4, DW_OP_minus)
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# CHECK: LocalSym {
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# CHECK-NEXT: Kind: S_LOCAL (0x113E)
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# CHECK-NEXT: Type: long (0x12)
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: VarName: Bytes
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# CHECK-NEXT: }
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# CHECK-NEXT: DefRangeRegisterRelSym {
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# CHECK-NEXT: Kind: S_DEFRANGE_REGISTER_REL (0x1145)
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# CHECK-NEXT: BaseRegister:
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# CHECK-NEXT: HasSpilledUDTMember: No
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# CHECK-NEXT: OffsetInParent: 0
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# CHECK-NEXT: BasePointerOffset: -4
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# CHECK-NEXT: LocalVariableAddrRange {
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# CHECK-NEXT: OffsetStart:
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# CHECK-NEXT: ISectStart:
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# CHECK-NEXT: Range:
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# CHECK-NEXT: }
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# CHECK-NEXT: }
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--- |
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; ModuleID = '<stdin>'
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source_filename = "<stdin>"
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target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
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target triple = "i386-pc-windows-msvc19.0.24215"
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%struct.string = type { i32, i32, i8* }
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define void @fun(%struct.string* noalias sret %agg.result, %struct.string* noalias %str) !dbg !12 {
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entry:
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call void @llvm.dbg.value(metadata %struct.string* %agg.result, metadata !23, metadata !24), !dbg !25
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call void @llvm.dbg.value(metadata %struct.string* %str, metadata !26, metadata !28), !dbg !25
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%call = call dereferenceable(12) %struct.string* @getString(), !dbg !29
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%0 = bitcast %struct.string* %agg.result to i8*, !dbg !29
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%1 = bitcast %struct.string* %call to i8*, !dbg !29
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %0, i8* %1, i32 12, i32 4, i1 false), !dbg !29
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ret void, !dbg !30
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}
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define i32 @len(%struct.string* %s, i32 %acc) !dbg !31 {
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entry:
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%0 = bitcast %struct.string* %s to i32*
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%bytes = load i32, i32* %0, !dbg !34
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call void @llvm.dbg.declare(metadata i32 %bytes, metadata !35, metadata !28), !dbg !34
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%1 = add i32 %bytes, %acc, !dbg !36
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ret i32 %1, !dbg !36
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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) #0
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.value(metadata, metadata, metadata) #0
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declare dereferenceable(12) %struct.string* @getString()
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture writeonly, i8* nocapture readonly, i32, i32, i1) #1
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; Function Attrs: nounwind
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declare void @llvm.stackprotector(i8*, i8**) #2
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attributes #0 = { nounwind readnone speculatable }
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attributes #1 = { argmemonly nounwind }
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attributes #2 = { nounwind }
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!llvm.dbg.cu = !{!0}
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!llvm.linker.options = !{!3, !4}
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!llvm.module.flags = !{!5, !6, !7, !8}
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!llvm.ident = !{!9}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 6.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "diexpr.ll", directory: "C:\5Csrc", checksumkind: CSK_MD5, checksum: "c547c362c610fa79e7abaddc76e1efe7")
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!2 = !{}
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!3 = !{!"/DEFAULTLIB:libcmt.lib"}
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!4 = !{!"/DEFAULTLIB:oldnames.lib"}
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!5 = !{i32 1, !"NumRegisterParameters", i32 0}
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!6 = !{i32 2, !"CodeView", i32 1}
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!7 = !{i32 2, !"Debug Info Version", i32 3}
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!8 = !{i32 1, !"wchar_size", i32 2}
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!9 = !{!"clang version 6.0.0 "}
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!10 = !DIExpression(DW_OP_plus_uconst, 12)
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!11 = !DIExpression(DW_OP_plus_uconst, 8, DW_OP_deref)
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!12 = distinct !DISubprogram(name: "fun", linkageName: "fun", scope: !1, file: !1, line: 9, type: !13, isLocal: false, isDefinition: true, scopeLine: 9, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!13 = !DISubroutineType(types: !14)
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!14 = !{!15}
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!15 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "string", file: !1, line: 1, size: 96, elements: !16, identifier: ".?AUstring@@")
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!16 = !{!17, !19, !20}
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!17 = !DIDerivedType(tag: DW_TAG_member, name: "length", scope: !15, file: !1, line: 2, baseType: !18, size: 32)
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!18 = !DIBasicType(name: "long int", size: 32, encoding: DW_ATE_signed)
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!19 = !DIDerivedType(tag: DW_TAG_member, name: "size", scope: !15, file: !1, line: 3, baseType: !18, size: 32, offset: 32)
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!20 = !DIDerivedType(tag: DW_TAG_member, name: "data", scope: !15, file: !1, line: 4, baseType: !21, size: 32, offset: 64)
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!21 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !22, size: 32)
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!22 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
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!23 = !DILocalVariable(name: "Result", scope: !12, file: !1, line: 10, type: !15)
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!24 = !DIExpression(DW_OP_deref)
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!25 = !DILocation(line: 10, scope: !12)
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!26 = !DILocalVariable(name: "Str", scope: !12, file: !1, line: 10, type: !27)
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!27 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !15, size: 32)
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!28 = !DIExpression(DW_OP_constu, 4, DW_OP_minus)
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!29 = !DILocation(line: 11, scope: !12)
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!30 = !DILocation(line: 12, scope: !12)
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!31 = distinct !DISubprogram(name: "len", linkageName: "len", scope: !1, file: !1, line: 14, type: !32, isLocal: false, isDefinition: true, scopeLine: 14, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!32 = !DISubroutineType(types: !33)
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!33 = !{!18}
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!34 = !DILocation(line: 15, scope: !31)
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!35 = !DILocalVariable(name: "Bytes", scope: !31, file: !1, line: 15, type: !18)
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!36 = !DILocation(line: 16, scope: !31)
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...
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---
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name: fun
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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liveins:
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 4
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 0
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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savePoint: ''
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restorePoint: ''
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fixedStack:
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- { id: 0, type: spill-slot, offset: -8, size: 4, alignment: 4, stack-id: 0,
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callee-saved-register: '%esi' }
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- { id: 1, type: default, offset: 4, size: 4, alignment: 4, stack-id: 0,
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isImmutable: true, isAliased: false, callee-saved-register: '' }
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- { id: 2, type: default, offset: 0, size: 4, alignment: 4, stack-id: 0,
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isImmutable: true, isAliased: false, callee-saved-register: '' }
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stack:
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constants:
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body: |
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bb.0.entry:
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liveins: %esi
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frame-setup PUSH32r killed %esi, implicit-def %esp, implicit %esp
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CFI_INSTRUCTION def_cfa_offset 8
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CFI_INSTRUCTION offset %esi, -8
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%esi = MOV32rm %esp, 1, _, 8, _ :: (load 4 from %fixed-stack.2)
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DBG_VALUE %esp, 0, !26, !10, debug-location !25
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DBG_VALUE %esp, 0, !23, !DIExpression(DW_OP_plus_uconst, 8, DW_OP_deref), debug-location !25
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CALLpcrel32 @getString, csr_32, implicit %esp, implicit-def %esp, implicit-def %eax, debug-location !29
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%ecx = MOV32rm %eax, 1, _, 0, _, debug-location !29 :: (dereferenceable load 4 from %ir.1)
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%edx = MOV32rm %eax, 1, _, 4, _, debug-location !29 :: (dereferenceable load 4 from %ir.1 + 4)
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MOV32mr %esi, 1, _, 0, _, killed %ecx, debug-location !29 :: (store 4 into %ir.0)
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MOV32mr %esi, 1, _, 4, _, killed %edx, debug-location !29 :: (store 4 into %ir.0 + 4)
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%eax = MOV32rm killed %eax, 1, _, 8, _, debug-location !29 :: (dereferenceable load 4 from %ir.1 + 8)
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MOV32mr %esi, 1, _, 8, _, killed %eax, debug-location !29 :: (store 4 into %ir.0 + 8)
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%eax = COPY killed %esi, debug-location !30
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%esi = POP32r implicit-def %esp, implicit %esp, debug-location !30
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RET 0, %eax, debug-location !30
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...
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---
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name: len
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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liveins:
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 0
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: false
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hasCalls: false
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stackProtector: ''
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maxCallFrameSize: 0
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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savePoint: ''
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restorePoint: ''
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fixedStack:
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- { id: 0, type: default, offset: 4, size: 4, alignment: 4, stack-id: 0,
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isImmutable: true, isAliased: false, callee-saved-register: '' }
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- { id: 1, type: default, offset: 0, size: 4, alignment: 4, stack-id: 0,
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isImmutable: true, isAliased: false, callee-saved-register: '' }
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stack:
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constants:
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body: |
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bb.0.entry:
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%eax = MOV32rm %esp, 1, _, 4, _ :: (load 4 from %fixed-stack.1)
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%eax = MOV32rm killed %eax, 1, _, 0, _, debug-location !34 :: (load 4 from %ir.0)
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DBG_VALUE debug-use %eax, 0, !35, !DIExpression(DW_OP_constu, 4, DW_OP_minus), debug-location !34
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%eax = ADD32rm killed %eax, %esp, 1, _, 8, _, implicit-def dead %eflags, debug-location !36 :: (load 4 from %fixed-stack.0)
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RET 0, %eax, debug-location !36
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...
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