1 ; RUN: llc -O0 -filetype=obj < %s | llvm-dwarfdump - | FileCheck %s
2 ; Test that a variable with multiple entries in the MMI table makes it into the
5 ; CHECK: DW_TAG_inlined_subroutine
7 ; CHECK: DW_TAG_formal_parameter
8 ; CHECK: DW_AT_location [DW_FORM_block1] (<0x0b> 91 51 9d 78 08 91 4a 9d 38 88 01 )
9 ; -- fbreg -47, bit-piece 120 8 , fbreg -54, bit-piece 56 136 ------^
10 ; CHECK: DW_AT_abstract_origin {{.*}} "p1"
25 ; b = (int *)__builtin_operator_new(a);
28 ; void f11(A p1) { f13(p1); }
35 ; ModuleID = 'test.cpp'
36 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
37 target triple = "aarch64-apple-ios"
39 %struct.A = type { i8, i8*, i8 }
40 %struct.B = type { i8 }
42 @a = global i64 0, align 8
43 @b = global i32* null, align 8
45 define void @_Z3f131A(%struct.A* nocapture readonly %p1) #0 !dbg !25 {
47 %agg.tmp = alloca %struct.A, align 8
48 tail call void @llvm.dbg.declare(metadata %struct.A* %p1, metadata !30, metadata !46), !dbg !47
49 %0 = load i64, i64* @a, align 8, !dbg !48, !tbaa !49
50 %call = tail call noalias i8* @_Znwm(i64 %0) #5, !dbg !53
51 store i8* %call, i8** bitcast (i32** @b to i8**), align 8, !dbg !54, !tbaa !55
52 %1 = getelementptr inbounds %struct.A, %struct.A* %agg.tmp, i64 0, i32 0, !dbg !57
53 %2 = getelementptr inbounds %struct.A, %struct.A* %p1, i64 0, i32 0, !dbg !57
54 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* %2, i64 24, i32 8, i1 false), !dbg !57, !tbaa.struct !58
55 call void @_Z2f91A(%struct.A* %agg.tmp), !dbg !61
59 ; Function Attrs: nounwind readnone
60 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
62 ; Function Attrs: nobuiltin
63 declare noalias i8* @_Znwm(i64) #2
65 declare void @_Z2f91A(%struct.A*) #0
67 ; Function Attrs: nounwind
68 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) #3
70 define void @_Z3f111A(%struct.A* nocapture readonly %p1) #0 !dbg !31 {
72 %agg.tmp.i = alloca %struct.A, align 8
73 tail call void @llvm.dbg.declare(metadata %struct.A* %p1, metadata !33, metadata !46), !dbg !63
74 %0 = getelementptr inbounds %struct.A, %struct.A* %p1, i64 0, i32 0, !dbg !64
75 %1 = getelementptr inbounds %struct.A, %struct.A* %agg.tmp.i, i64 0, i32 0, !dbg !65
76 call void @llvm.lifetime.start(i64 24, i8* %1), !dbg !65
77 %2 = load i64, i64* @a, align 8, !dbg !67, !tbaa !49
78 %call.i = tail call noalias i8* @_Znwm(i64 %2) #5, !dbg !68
79 store i8* %call.i, i8** bitcast (i32** @b to i8**), align 8, !dbg !69, !tbaa !55
80 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* %0, i64 24, i32 8, i1 false), !dbg !70
81 call void @_Z2f91A(%struct.A* %agg.tmp.i), !dbg !71
82 call void @llvm.lifetime.end(i64 24, i8* %1), !dbg !72
86 define void @_Z3f16v() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !34 {
88 %agg.tmp.i.i = alloca %struct.A, align 8
89 %d = alloca %struct.B, align 1
90 %agg.tmp.sroa.2 = alloca [15 x i8], align 1
91 %agg.tmp.sroa.4 = alloca [7 x i8], align 1
92 tail call void @llvm.dbg.declare(metadata [15 x i8]* %agg.tmp.sroa.2, metadata !74, metadata !76), !dbg !77
93 tail call void @llvm.dbg.declare(metadata [7 x i8]* %agg.tmp.sroa.4, metadata !74, metadata !78), !dbg !77
94 tail call void @llvm.dbg.declare(metadata %struct.A* undef, metadata !38, metadata !79), !dbg !80
95 %0 = load i64, i64* @a, align 8, !dbg !81, !tbaa !49
96 tail call void @llvm.dbg.value(metadata %struct.B* %d, i64 0, metadata !39, metadata !79), !dbg !82
97 %call = call %struct.B* @_ZN1BC1El(%struct.B* %d, i64 %0), !dbg !82
98 call void @llvm.dbg.value(metadata i8 1, i64 0, metadata !38, metadata !83), !dbg !80
99 call void @llvm.dbg.value(metadata i8 1, i64 0, metadata !38, metadata !84), !dbg !80
100 call void @llvm.dbg.value(metadata i8 1, i64 0, metadata !74, metadata !83), !dbg !77
101 call void @llvm.dbg.value(metadata i8 1, i64 0, metadata !74, metadata !84), !dbg !77
102 call void @llvm.dbg.declare(metadata %struct.A* undef, metadata !74, metadata !46), !dbg !77
103 %1 = getelementptr inbounds %struct.A, %struct.A* %agg.tmp.i.i, i64 0, i32 0, !dbg !85
104 call void @llvm.lifetime.start(i64 24, i8* %1), !dbg !85
105 %2 = load i64, i64* @a, align 8, !dbg !87, !tbaa !49
106 %call.i.i5 = invoke noalias i8* @_Znwm(i64 %2) #5
107 to label %call.i.i.noexc unwind label %lpad, !dbg !88
109 call.i.i.noexc: ; preds = %entry
110 %agg.tmp.sroa.4.17..sroa_idx = getelementptr inbounds [7 x i8], [7 x i8]* %agg.tmp.sroa.4, i64 0, i64 0, !dbg !89
111 %agg.tmp.sroa.2.1..sroa_idx = getelementptr inbounds [15 x i8], [15 x i8]* %agg.tmp.sroa.2, i64 0, i64 0, !dbg !89
112 store i8* %call.i.i5, i8** bitcast (i32** @b to i8**), align 8, !dbg !90, !tbaa !55
113 store i8 1, i8* %1, align 8, !dbg !91
114 %agg.tmp.sroa.2.0..sroa_raw_idx = getelementptr inbounds i8, i8* %1, i64 1, !dbg !91
115 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %agg.tmp.sroa.2.0..sroa_raw_idx, i8* %agg.tmp.sroa.2.1..sroa_idx, i64 15, i32 1, i1 false), !dbg !91
116 %agg.tmp.sroa.3.0..sroa_idx = getelementptr inbounds %struct.A, %struct.A* %agg.tmp.i.i, i64 0, i32 2, !dbg !91
117 store i8 1, i8* %agg.tmp.sroa.3.0..sroa_idx, align 8, !dbg !91
118 %agg.tmp.sroa.4.0..sroa_raw_idx = getelementptr inbounds i8, i8* %1, i64 17, !dbg !91
119 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %agg.tmp.sroa.4.0..sroa_raw_idx, i8* %agg.tmp.sroa.4.17..sroa_idx, i64 7, i32 1, i1 false), !dbg !91
120 invoke void @_Z2f91A(%struct.A* %agg.tmp.i.i)
121 to label %invoke.cont unwind label %lpad, !dbg !92
123 invoke.cont: ; preds = %call.i.i.noexc
124 call void @llvm.lifetime.end(i64 24, i8* %1), !dbg !93
125 call void @llvm.dbg.value(metadata %struct.B* %d, i64 0, metadata !39, metadata !79), !dbg !82
126 %call1 = call %struct.B* @_ZN1BD1Ev(%struct.B* %d) #3, !dbg !94
129 lpad: ; preds = %call.i.i.noexc, %entry
130 %3 = landingpad { i8*, i32 }
132 call void @llvm.dbg.value(metadata %struct.B* %d, i64 0, metadata !39, metadata !79), !dbg !82
133 %call2 = call %struct.B* @_ZN1BD1Ev(%struct.B* %d) #3, !dbg !94
134 resume { i8*, i32 } %3, !dbg !94
137 declare %struct.B* @_ZN1BC1El(%struct.B*, i64)
139 declare i32 @__gxx_personality_v0(...)
141 ; Function Attrs: nounwind
142 declare %struct.B* @_ZN1BD1Ev(%struct.B*) #4
144 ; Function Attrs: nounwind readnone
145 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
147 ; Function Attrs: nounwind
148 declare void @llvm.lifetime.start(i64, i8* nocapture) #3
150 ; Function Attrs: nounwind
151 declare void @llvm.lifetime.end(i64, i8* nocapture) #3
153 attributes #1 = { nounwind readnone }
154 attributes #2 = { nobuiltin }
155 attributes #3 = { nounwind }
156 attributes #4 = { nounwind }
157 attributes #5 = { builtin }
160 !llvm.module.flags = !{!43, !44}
163 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.7.0 ", isOptimized: true, emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !24, globals: !40, imports: !2)
164 !1 = !DIFile(filename: "<stdin>", directory: "")
167 !4 = !DICompositeType(tag: DW_TAG_structure_type, name: "A", line: 2, size: 192, align: 64, file: !5, elements: !6, identifier: "_ZTS1A")
168 !5 = !DIFile(filename: "test.cpp", directory: "")
170 !7 = !DIDerivedType(tag: DW_TAG_member, name: "x4", line: 3, size: 8, align: 8, file: !5, scope: !"_ZTS1A", baseType: !8)
171 !8 = !DIBasicType(tag: DW_TAG_base_type, name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean)
172 !9 = !DIDerivedType(tag: DW_TAG_member, name: "x5", line: 4, size: 64, align: 64, offset: 64, file: !5, scope: !"_ZTS1A", baseType: !10)
173 !10 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: null)
174 !11 = !DIDerivedType(tag: DW_TAG_member, name: "x6", line: 5, size: 8, align: 8, offset: 128, file: !5, scope: !"_ZTS1A", baseType: !8)
175 !12 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !13)
176 !13 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
177 !14 = !DICompositeType(tag: DW_TAG_structure_type, name: "B", line: 8, size: 8, align: 8, file: !5, elements: !15, identifier: "_ZTS1B")
179 !16 = !DISubprogram(name: "B", line: 9, isLocal: false, isDefinition: false, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 9, file: !5, scope: !"_ZTS1B", type: !17)
180 !17 = !DISubroutineType(types: !18)
181 !18 = !{null, !19, !20}
182 !19 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !"_ZTS1B")
183 !20 = !DIBasicType(tag: DW_TAG_base_type, name: "long int", size: 64, align: 64, encoding: DW_ATE_signed)
184 !21 = !DISubprogram(name: "~B", line: 10, isLocal: false, isDefinition: false, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 10, file: !5, scope: !"_ZTS1B", type: !22)
185 !22 = !DISubroutineType(types: !23)
187 !24 = !{!25, !31, !34}
188 !25 = distinct !DISubprogram(name: "f13", linkageName: "_Z3f131A", line: 13, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 13, file: !5, scope: !26, type: !27, variables: !29)
189 !26 = !DIFile(filename: "test.cpp", directory: "")
190 !27 = !DISubroutineType(types: !28)
191 !28 = !{null, !"_ZTS1A"}
193 !30 = !DILocalVariable(name: "p1", line: 13, arg: 1, scope: !25, file: !26, type: !"_ZTS1A")
194 !31 = distinct !DISubprogram(name: "f11", linkageName: "_Z3f111A", line: 17, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 17, file: !5, scope: !26, type: !27, variables: !32)
196 !33 = !DILocalVariable(name: "p1", line: 17, arg: 1, scope: !31, file: !26, type: !"_ZTS1A")
197 !34 = distinct !DISubprogram(name: "f16", linkageName: "_Z3f16v", line: 18, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 18, file: !5, scope: !26, type: !35, variables: !37)
198 !35 = !DISubroutineType(types: !36)
201 !38 = !DILocalVariable(name: "c", line: 19, scope: !34, file: !26, type: !"_ZTS1A")
202 !39 = !DILocalVariable(name: "d", line: 20, scope: !34, file: !26, type: !"_ZTS1B")
204 !41 = !DIGlobalVariable(name: "a", line: 1, isLocal: false, isDefinition: true, scope: null, file: !26, type: !20, variable: i64* @a)
205 !42 = !DIGlobalVariable(name: "b", line: 7, isLocal: false, isDefinition: true, scope: null, file: !26, type: !12, variable: i32** @b)
206 !43 = !{i32 2, !"Dwarf Version", i32 2}
207 !44 = !{i32 2, !"Debug Info Version", i32 3}
208 !45 = !{!"clang version 3.7.0 "}
209 !46 = !DIExpression(DW_OP_deref)
210 !47 = !DILocation(line: 13, column: 12, scope: !25)
211 !48 = !DILocation(line: 14, column: 37, scope: !25)
212 !49 = !{!50, !50, i64 0}
213 !50 = !{!"long", !51, i64 0}
214 !51 = !{!"omnipotent char", !52, i64 0}
215 !52 = !{!"Simple C/C++ TBAA"}
216 !53 = !DILocation(line: 14, column: 14, scope: !25)
217 !54 = !DILocation(line: 14, column: 5, scope: !25)
218 !55 = !{!56, !56, i64 0}
219 !56 = !{!"any pointer", !51, i64 0}
220 !57 = !DILocation(line: 15, column: 6, scope: !25)
221 !58 = !{i64 0, i64 1, !59, i64 8, i64 8, !55, i64 16, i64 1, !59}
222 !59 = !{!60, !60, i64 0}
223 !60 = !{!"bool", !51, i64 0}
224 !61 = !DILocation(line: 15, column: 3, scope: !25)
225 !62 = !DILocation(line: 16, column: 1, scope: !25)
226 !63 = !DILocation(line: 17, column: 12, scope: !31)
227 !64 = !DILocation(line: 17, column: 22, scope: !31)
228 !65 = !DILocation(line: 13, column: 12, scope: !25, inlinedAt: !66)
229 !66 = distinct !DILocation(line: 17, column: 18, scope: !31)
230 !67 = !DILocation(line: 14, column: 37, scope: !25, inlinedAt: !66)
231 !68 = !DILocation(line: 14, column: 14, scope: !25, inlinedAt: !66)
232 !69 = !DILocation(line: 14, column: 5, scope: !25, inlinedAt: !66)
233 !70 = !DILocation(line: 15, column: 6, scope: !25, inlinedAt: !66)
234 !71 = !DILocation(line: 15, column: 3, scope: !25, inlinedAt: !66)
235 !72 = !DILocation(line: 16, column: 1, scope: !25, inlinedAt: !66)
236 !73 = !DILocation(line: 17, column: 27, scope: !31)
237 !74 = !DILocalVariable(name: "p1", line: 17, arg: 1, scope: !31, file: !26, type: !"_ZTS1A")
238 !75 = distinct !DILocation(line: 22, column: 3, scope: !34)
239 !76 = !DIExpression(DW_OP_bit_piece, 8, 120)
240 !77 = !DILocation(line: 17, column: 12, scope: !31, inlinedAt: !75)
241 !78 = !DIExpression(DW_OP_bit_piece, 136, 56)
242 !79 = !DIExpression()
243 !80 = !DILocation(line: 19, column: 5, scope: !34)
244 !81 = !DILocation(line: 20, column: 7, scope: !34)
245 !82 = !DILocation(line: 20, column: 5, scope: !34)
246 !83 = !DIExpression(DW_OP_bit_piece, 0, 8)
247 !84 = !DIExpression(DW_OP_bit_piece, 128, 8)
248 !85 = !DILocation(line: 13, column: 12, scope: !25, inlinedAt: !86)
249 !86 = distinct !DILocation(line: 17, column: 18, scope: !31, inlinedAt: !75)
250 !87 = !DILocation(line: 14, column: 37, scope: !25, inlinedAt: !86)
251 !88 = !DILocation(line: 14, column: 14, scope: !25, inlinedAt: !86)
252 !89 = !DILocation(line: 22, column: 7, scope: !34)
253 !90 = !DILocation(line: 14, column: 5, scope: !25, inlinedAt: !86)
254 !91 = !DILocation(line: 15, column: 6, scope: !25, inlinedAt: !86)
255 !92 = !DILocation(line: 15, column: 3, scope: !25, inlinedAt: !86)
256 !93 = !DILocation(line: 16, column: 1, scope: !25, inlinedAt: !86)
257 !94 = !DILocation(line: 23, column: 1, scope: !34)