1 ; RUN: llc --stop-after=finalize-isel < %s
3 ; Tests that files with multiple SDNode dependencies are correctly handled by
4 ; SelectionDAG; dependencies that are incorrectly updated for an SDDbgValue
5 ; throughout SelectionDAG will result in errors.
7 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
8 target triple = "x86_64-unknown-linux-gnu"
10 %class.anon = type { i8 }
11 %class.D = type { %class.f }
12 %class.f = type { i32, i32 }
13 %class.l = type { ptr, i64 }
14 %class.d = type { i8 }
16 @q = internal global %class.anon zeroinitializer, align 1, !dbg !0
18 define void @_Z1rv() local_unnamed_addr !dbg !30 {
20 %t = alloca %class.D, align 4
21 %call = tail call { ptr, i64 } @"_ZN3$_05m_fn3Ev"(ptr nonnull dereferenceable(1) @q), !dbg !60
22 %0 = extractvalue { ptr, i64 } %call, 0, !dbg !60
23 call void @llvm.dbg.value(metadata ptr %0, metadata !34, metadata !DIExpression(DW_OP_LLVM_fragment, 0, 64)), !dbg !61
24 %1 = extractvalue { ptr, i64 } %call, 1, !dbg !60
25 call void @llvm.dbg.value(metadata i64 %1, metadata !34, metadata !DIExpression(DW_OP_LLVM_fragment, 64, 64)), !dbg !61
26 call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %t) #4, !dbg !62
27 call void @llvm.dbg.declare(metadata ptr %t, metadata !35, metadata !DIExpression()), !dbg !63
28 call void @llvm.dbg.value(metadata ptr %0, metadata !64, metadata !DIExpression(DW_OP_LLVM_fragment, 0, 64)), !dbg !69
29 call void @llvm.dbg.value(metadata i64 %1, metadata !64, metadata !DIExpression(DW_OP_LLVM_fragment, 64, 64)), !dbg !69
30 call void @llvm.dbg.value(metadata ptr %t, metadata !67, metadata !DIExpression()), !dbg !69
31 call void @llvm.dbg.value(metadata ptr undef, metadata !71, metadata !DIExpression()), !dbg !75
32 call void @llvm.dbg.value(metadata ptr %t, metadata !77, metadata !DIExpression()), !dbg !91
33 call void @llvm.dbg.value(metadata ptr %0, metadata !86, metadata !DIExpression()), !dbg !91
34 call void @llvm.dbg.value(metadata !DIArgList(ptr %0, i64 %1), metadata !87, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_constu, 1, DW_OP_mul, DW_OP_plus, DW_OP_stack_value)), !dbg !91
35 call void @_ZN1dC2EPvl(ptr nonnull dereferenceable(1) %t, ptr nonnull %t, i64 8), !dbg !94
36 call void @llvm.dbg.value(metadata !DIArgList(ptr %0, ptr %0, i64 %1), metadata !88, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 2, DW_OP_constu, 1, DW_OP_mul, DW_OP_plus, DW_OP_LLVM_arg, 1, DW_OP_minus, DW_OP_stack_value)), !dbg !95
37 %tobool.not.i.i = icmp eq i64 %1, 0, !dbg !96
38 br i1 %tobool.not.i.i, label %_ZN1DILi8EEC2E1l.exit, label %if.then.i.i, !dbg !98
40 if.then.i.i: ; preds = %entry
41 %add.ptr.i.i = getelementptr inbounds i8, ptr %0, i64 %1, !dbg !99
42 call void @llvm.dbg.value(metadata ptr %add.ptr.i.i, metadata !87, metadata !DIExpression()), !dbg !91
43 call void @llvm.dbg.value(metadata !DIArgList(ptr %add.ptr.i.i, ptr %0), metadata !88, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_minus, DW_OP_stack_value)), !dbg !95
44 call void @llvm.dbg.value(metadata ptr %t, metadata !77, metadata !DIExpression()), !dbg !91
45 %k.i.i = getelementptr inbounds %class.D, ptr %t, i64 0, i32 0, i32 1, !dbg !100
46 %2 = load i32, ptr %k.i.i, align 4, !dbg !100, !tbaa !101
47 call void @_Z1cIPKciEvT_S2_T0_(ptr %0, ptr nonnull %add.ptr.i.i, i32 %2), !dbg !106
48 br label %_ZN1DILi8EEC2E1l.exit, !dbg !106
50 _ZN1DILi8EEC2E1l.exit: ; preds = %entry, %if.then.i.i
51 call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %t) #4, !dbg !107
55 declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture)
57 declare void @llvm.dbg.declare(metadata, metadata, metadata)
59 declare { ptr, i64 } @"_ZN3$_05m_fn3Ev"(ptr nonnull dereferenceable(1)) local_unnamed_addr
61 declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture)
63 declare void @_ZN1dC2EPvl(ptr nonnull dereferenceable(1), ptr, i64) unnamed_addr
65 declare !dbg !108 void @_Z1cIPKciEvT_S2_T0_(ptr, ptr, i32) local_unnamed_addr
67 declare void @llvm.dbg.value(metadata, metadata, metadata)
70 !llvm.module.flags = !{!26, !27, !28}
73 !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
74 !1 = distinct !DIGlobalVariable(name: "q", scope: !2, file: !3, line: 32, type: !6, isLocal: true, isDefinition: true)
75 !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 13.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, splitDebugInlining: false, nameTableKind: None)
76 !3 = !DIFile(filename: "dbg-list-dependencies.cpp", directory: "/")
79 !6 = distinct !DICompositeType(tag: DW_TAG_class_type, file: !3, line: 29, size: 8, flags: DIFlagTypePassByValue, elements: !7)
81 !8 = !DISubprogram(name: "m_fn3", linkageName: "_ZN3$_05m_fn3Ev", scope: !6, file: !3, line: 31, type: !9, scopeLine: 31, flags: DIFlagPublic | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagOptimized)
82 !9 = !DISubroutineType(types: !10)
84 !11 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "l", file: !3, line: 17, size: 128, flags: DIFlagTypePassByValue, elements: !12, identifier: "_ZTS1l")
85 !12 = !{!13, !16, !18, !24}
86 !13 = !DIDerivedType(tag: DW_TAG_member, name: "m", scope: !11, file: !3, line: 18, baseType: !14, size: 64)
87 !14 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !15, size: 64)
88 !15 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
89 !16 = !DIDerivedType(tag: DW_TAG_member, name: "n", scope: !11, file: !3, line: 19, baseType: !17, size: 64, offset: 64)
90 !17 = !DIBasicType(name: "long int", size: 64, encoding: DW_ATE_signed)
91 !18 = !DISubprogram(name: "p", linkageName: "_ZN1l1pEv", scope: !11, file: !3, line: 22, type: !19, scopeLine: 22, flags: DIFlagPublic | DIFlagPrototyped, spFlags: DISPFlagOptimized)
92 !19 = !DISubroutineType(types: !20)
94 !21 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !22, size: 64)
95 !22 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !15)
96 !23 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
97 !24 = !DISubprogram(name: "m_fn2", linkageName: "_ZN1l5m_fn2Ev", scope: !11, file: !3, line: 23, type: !19, scopeLine: 23, flags: DIFlagPublic | DIFlagPrototyped, spFlags: DISPFlagOptimized)
98 !25 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !6, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
99 !26 = !{i32 7, !"Dwarf Version", i32 4}
100 !27 = !{i32 2, !"Debug Info Version", i32 3}
101 !28 = !{i32 1, !"wchar_size", i32 4}
102 !29 = !{!"clang version 13.0.0"}
103 !30 = distinct !DISubprogram(name: "r", linkageName: "_Z1rv", scope: !3, file: !3, line: 33, type: !31, scopeLine: 33, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !33)
104 !31 = !DISubroutineType(types: !32)
107 !34 = !DILocalVariable(name: "s", scope: !30, file: !3, line: 34, type: !11)
108 !35 = !DILocalVariable(name: "t", scope: !30, file: !3, line: 35, type: !36)
109 !36 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "D<8>", file: !3, line: 25, size: 64, flags: DIFlagTypePassByValue | DIFlagNonTrivial, elements: !37, templateParams: !58, identifier: "_ZTS1DILi8EE")
111 !38 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !36, baseType: !39, extraData: i32 0)
112 !39 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "f<8>", file: !3, line: 6, size: 64, flags: DIFlagTypePassByValue | DIFlagNonTrivial, elements: !40, templateParams: !52, identifier: "_ZTS1fILi8EE")
113 !40 = !{!41, !49, !51}
114 !41 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !39, baseType: !42, extraData: i32 0)
115 !42 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "d", file: !3, line: 2, size: 8, flags: DIFlagTypePassByValue | DIFlagNonTrivial, elements: !43, identifier: "_ZTS1d")
117 !44 = !DISubprogram(name: "d", scope: !42, file: !3, line: 4, type: !45, scopeLine: 4, flags: DIFlagProtected | DIFlagPrototyped, spFlags: DISPFlagOptimized)
118 !45 = !DISubroutineType(types: !46)
119 !46 = !{null, !47, !48, !17}
120 !47 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !42, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
121 !48 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
122 !49 = !DIDerivedType(tag: DW_TAG_member, name: "g", scope: !39, file: !3, line: 7, baseType: !50, size: 32)
123 !50 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
124 !51 = !DIDerivedType(tag: DW_TAG_member, name: "k", scope: !39, file: !3, line: 15, baseType: !50, size: 32, offset: 32, flags: DIFlagPublic)
126 !53 = !DITemplateValueParameter(name: "e", type: !50, value: i32 8)
127 !54 = !DISubprogram(name: "D", scope: !36, file: !3, line: 27, type: !55, scopeLine: 27, flags: DIFlagPublic | DIFlagPrototyped, spFlags: DISPFlagOptimized)
128 !55 = !DISubroutineType(types: !56)
129 !56 = !{null, !57, !11}
130 !57 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !36, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
132 !59 = !DITemplateValueParameter(name: "o", type: !50, value: i32 8)
133 !60 = !DILocation(line: 34, column: 9, scope: !30)
134 !61 = !DILocation(line: 0, scope: !30)
135 !62 = !DILocation(line: 35, column: 3, scope: !30)
136 !63 = !DILocation(line: 35, column: 8, scope: !30)
137 !64 = !DILocalVariable(name: "h", arg: 2, scope: !65, file: !3, line: 27, type: !11)
138 !65 = distinct !DISubprogram(name: "D", linkageName: "_ZN1DILi8EEC2E1l", scope: !36, file: !3, line: 27, type: !55, scopeLine: 27, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, declaration: !54, retainedNodes: !66)
140 !67 = !DILocalVariable(name: "this", arg: 1, scope: !65, type: !68, flags: DIFlagArtificial | DIFlagObjectPointer)
141 !68 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !36, size: 64)
142 !69 = !DILocation(line: 0, scope: !65, inlinedAt: !70)
143 !70 = distinct !DILocation(line: 35, column: 8, scope: !30)
144 !71 = !DILocalVariable(name: "this", arg: 1, scope: !72, type: !74, flags: DIFlagArtificial | DIFlagObjectPointer)
145 !72 = distinct !DISubprogram(name: "m_fn2", linkageName: "_ZN1l5m_fn2Ev", scope: !11, file: !3, line: 23, type: !19, scopeLine: 23, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, declaration: !24, retainedNodes: !73)
147 !74 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64)
148 !75 = !DILocation(line: 0, scope: !72, inlinedAt: !76)
149 !76 = distinct !DILocation(line: 27, column: 26, scope: !65, inlinedAt: !70)
150 !77 = !DILocalVariable(name: "this", arg: 1, scope: !78, type: !90, flags: DIFlagArtificial | DIFlagObjectPointer)
151 !78 = distinct !DISubprogram(name: "f<const char *>", linkageName: "_ZN1fILi8EEC2IPKcEET_S4_", scope: !39, file: !3, line: 10, type: !79, scopeLine: 10, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, templateParams: !83, declaration: !82, retainedNodes: !85)
152 !79 = !DISubroutineType(types: !80)
153 !80 = !{null, !81, !21, !21}
154 !81 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !39, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
155 !82 = !DISubprogram(name: "f<const char *>", scope: !39, file: !3, line: 10, type: !79, scopeLine: 10, flags: DIFlagPublic | DIFlagPrototyped, spFlags: DISPFlagOptimized, templateParams: !83)
157 !84 = !DITemplateTypeParameter(name: "a", type: !21)
158 !85 = !{!77, !86, !87, !88}
159 !86 = !DILocalVariable(name: "h", arg: 2, scope: !78, file: !3, line: 10, type: !21)
160 !87 = !DILocalVariable(name: "i", arg: 3, scope: !78, file: !3, line: 10, type: !21)
161 !88 = !DILocalVariable(name: "j", scope: !89, file: !3, line: 11, type: !17)
162 !89 = distinct !DILexicalBlock(scope: !78, file: !3, line: 10, column: 48)
163 !90 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !39, size: 64)
164 !91 = !DILocation(line: 0, scope: !78, inlinedAt: !92)
165 !92 = distinct !DILocation(line: 27, column: 12, scope: !65, inlinedAt: !70)
166 !93 = !DILocation(line: 10, column: 48, scope: !78, inlinedAt: !92)
167 !94 = !DILocation(line: 10, column: 39, scope: !78, inlinedAt: !92)
168 !95 = !DILocation(line: 0, scope: !89, inlinedAt: !92)
169 !96 = !DILocation(line: 12, column: 9, scope: !97, inlinedAt: !92)
170 !97 = distinct !DILexicalBlock(scope: !89, file: !3, line: 12, column: 9)
171 !98 = !DILocation(line: 12, column: 9, scope: !89, inlinedAt: !92)
172 !99 = !DILocation(line: 23, column: 34, scope: !72, inlinedAt: !76)
173 !100 = !DILocation(line: 13, column: 15, scope: !97, inlinedAt: !92)
174 !101 = !{!102, !103, i64 4}
175 !102 = !{!"_ZTS1fILi8EE", !103, i64 0, !103, i64 4}
176 !103 = !{!"int", !104, i64 0}
177 !104 = !{!"omnipotent char", !105, i64 0}
178 !105 = !{!"Simple C++ TBAA"}
179 !106 = !DILocation(line: 13, column: 7, scope: !97, inlinedAt: !92)
180 !107 = !DILocation(line: 36, column: 1, scope: !30)
181 !108 = !DISubprogram(name: "c<const char *, int>", linkageName: "_Z1cIPKciEvT_S2_T0_", scope: !3, file: !3, line: 1, type: !109, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, templateParams: !111, retainedNodes: !4)
182 !109 = !DISubroutineType(types: !110)
183 !110 = !{null, !21, !21, !50}
185 !112 = !DITemplateTypeParameter(name: "b", type: !50)