aboutsummaryrefslogtreecommitdiffstats
path: root/test/DebugInfo/namespace.ll
blob: 0790efeae34fc6ba7aeb38e6c4da5ebc54314df1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
; REQUIRES: object-emission

; RUN: llc -O0 -filetype=obj < %s > %t
; RUN: llvm-dwarfdump %t | FileCheck %s
; CHECK: debug_info contents
; CHECK: [[NS1:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
; CHECK-NEXT: DW_AT_name{{.*}} = "A"
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1:[0-9]]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x03)
; CHECK-NOT: NULL
; CHECK: [[NS2:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
; CHECK-NEXT: DW_AT_name{{.*}} = "B"
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2:[0-9]]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x01)
; CHECK-NOT: NULL
; CHECK: [[I:0x[0-9a-f]*]]:{{ *}}DW_TAG_variable
; CHECK-NEXT: DW_AT_name{{.*}}= "i"
; CHECK-NOT: NULL
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_MIPS_linkage_name
; CHECK-NEXT: DW_AT_name{{.*}}= "f1"
; CHECK: [[FUNC1:0x[0-9a-f]*]]:{{ *}}DW_TAG_subprogram
; CHECK-NEXT: DW_AT_MIPS_linkage_name
; CHECK-NEXT: DW_AT_name{{.*}}= "f1"
; CHECK: NULL
; CHECK-NOT: NULL
; CHECK: [[FOO:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
; CHECK-NEXT: DW_AT_name{{.*}}= "foo"
; CHECK-NEXT: DW_AT_declaration
; CHECK-NOT: NULL
; CHECK: [[BAR:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
; CHECK-NEXT: DW_AT_name{{.*}}= "bar"
; CHECK: NULL
; CHECK: NULL
; CHECK: NULL

; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_module
; This is a bug, it should be in F2 but it inherits the file from its
; enclosing scope
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x08)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
; CHECK: NULL
; CHECK-NOT: NULL

; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_MIPS_linkage_name
; CHECK-NEXT: DW_AT_name{{.*}}= "func"
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_module
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x12)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_declaration
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x13)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FOO]]})
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_declaration
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x14)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[BAR]]})
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_declaration
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x15)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC1]]})
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_declaration
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x16)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[I]]})
; CHECK-NOT: NULL
; CHECK: [[X:0x[0-9a-f]*]]:{{ *}}DW_TAG_imported_module
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x18)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
; CHECK-NEXT: DW_AT_name{{.*}}"X"
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_module
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x19)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[X]]})
; CHECK-NEXT: DW_AT_name{{.*}}"Y"
; CHECK-NOT: NULL
; CHECK: DW_TAG_lexical_block
; CHECK-NOT: NULL
; CHECK: DW_TAG_imported_module
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x0f)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
; CHECK: NULL
; CHECK: NULL
; CHECK-NOT: NULL

; CHECK: DW_TAG_imported_module
; Same bug as above, this should be F2, not F1
; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1]])
; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x0b)
; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})

; CHECK: file_names[  [[F1]]]{{.*}}debug-info-namespace.cpp
; CHECK: file_names[  [[F2]]]{{.*}}foo.cpp

; IR generated from clang/test/CodeGenCXX/debug-info-namespace.cpp, file paths
; changed to protect the guilty. The C++ source code is:
; namespace A {
; #line 1 "foo.cpp"
; namespace B {
; int i;
; void f1() { }
; void f1(int) { }
; struct foo;
; struct bar { };
; }
; using namespace B;
; }
;
; using namespace A;
;
; int func(bool b) {
;   if (b) {
;     using namespace A::B;
;     return i;
;   }
;   using namespace A;
;   using B::foo;
;   using B::bar;
;   using B::f1;
;   using B::i;
;   bar x;
;   namespace X = A;
;   namespace Y = X;
;   return i + X::B::i + Y::B::i;
; }

%"struct.A::B::bar" = type { i8 }

@_ZN1A1B1iE = global i32 0, align 4

; Function Attrs: nounwind uwtable
define void @_ZN1A1B2f1Ev() #0 {
entry:
  ret void, !dbg !41
}

; Function Attrs: nounwind uwtable
define void @_ZN1A1B2f1Ei(i32) #0 {
entry:
  %.addr = alloca i32, align 4
  store i32 %0, i32* %.addr, align 4
  call void @llvm.dbg.declare(metadata !{i32* %.addr}, metadata !42), !dbg !43
  ret void, !dbg !43
}

; Function Attrs: nounwind readnone
declare void @llvm.dbg.declare(metadata, metadata) #1

; Function Attrs: nounwind uwtable
define i32 @_Z4funcb(i1 zeroext %b) #0 {
entry:
  %retval = alloca i32, align 4
  %b.addr = alloca i8, align 1
  %x = alloca %"struct.A::B::bar", align 1
  %frombool = zext i1 %b to i8
  store i8 %frombool, i8* %b.addr, align 1
  call void @llvm.dbg.declare(metadata !{i8* %b.addr}, metadata !44), !dbg !45
  %0 = load i8* %b.addr, align 1, !dbg !46
  %tobool = trunc i8 %0 to i1, !dbg !46
  br i1 %tobool, label %if.then, label %if.end, !dbg !46

if.then:                                          ; preds = %entry
  %1 = load i32* @_ZN1A1B1iE, align 4, !dbg !47
  store i32 %1, i32* %retval, !dbg !47
  br label %return, !dbg !47

if.end:                                           ; preds = %entry
  call void @llvm.dbg.declare(metadata !{%"struct.A::B::bar"* %x}, metadata !48), !dbg !49
  %2 = load i32* @_ZN1A1B1iE, align 4, !dbg !50
  %3 = load i32* @_ZN1A1B1iE, align 4, !dbg !50
  %add = add nsw i32 %2, %3, !dbg !50
  %4 = load i32* @_ZN1A1B1iE, align 4, !dbg !50
  %add1 = add nsw i32 %add, %4, !dbg !50
  store i32 %add1, i32* %retval, !dbg !50
  br label %return, !dbg !50

return:                                           ; preds = %if.end, %if.then
  %5 = load i32* %retval, !dbg !51
  ret i32 %5, !dbg !51
}

attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind readnone }

!llvm.dbg.cu = !{!0}

!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !19, metadata !21, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug//usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"/usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp", metadata !"/usr/local/google/home/blaikie/dev/llvm/build/clang/debug"}
!2 = metadata !{i32 0}
!3 = metadata !{metadata !4, metadata !10, metadata !14}
!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"f1", metadata !"f1", metadata !"_ZN1A1B2f1Ev", i32 3, metadata !8, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_ZN1A1B2f1Ev, null, null, metadata !2, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [f1]
!5 = metadata !{metadata !"foo.cpp", metadata !"/usr/local/google/home/blaikie/dev/llvm/build/clang/debug"}
!6 = metadata !{i32 786489, metadata !5, metadata !7, metadata !"B", i32 1} ; [ DW_TAG_namespace ] [B] [line 1]
!7 = metadata !{i32 786489, metadata !1, null, metadata !"A", i32 3} ; [ DW_TAG_namespace ] [A] [line 3]
!8 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!9 = metadata !{null}
!10 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"f1", metadata !"f1", metadata !"_ZN1A1B2f1Ei", i32 4, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @_ZN1A1B2f1Ei, null, null, metadata !2, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [f1]
!11 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !12, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!12 = metadata !{null, metadata !13}
!13 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
!14 = metadata !{i32 786478, metadata !5, metadata !15, metadata !"func", metadata !"func", metadata !"_Z4funcb", i32 13, metadata !16, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i1)* @_Z4funcb, null, null, metadata !2, i32 13} ; [ DW_TAG_subprogram ] [line 13] [def] [func]
!15 = metadata !{i32 786473, metadata !5}         ; [ DW_TAG_file_type ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug/foo.cpp]
!16 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !17, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!17 = metadata !{metadata !13, metadata !18}
!18 = metadata !{i32 786468, null, null, metadata !"bool", i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ] [bool] [line 0, size 8, align 8, offset 0, enc DW_ATE_boolean]
!19 = metadata !{metadata !20}
!20 = metadata !{i32 786484, i32 0, metadata !6, metadata !"i", metadata !"i", metadata !"_ZN1A1B1iE", metadata !15, i32 2, metadata !13, i32 0, i32 1, i32* @_ZN1A1B1iE, null} ; [ DW_TAG_variable ] [i] [line 2] [def]
!21 = metadata !{metadata !22, metadata !23, metadata !24, metadata !26, metadata !27, metadata !29, metadata !37, metadata !38, metadata !39, metadata !40}
!22 = metadata !{i32 786490, metadata !7, metadata !6, i32 8} ; [ DW_TAG_imported_module ]
!23 = metadata !{i32 786490, metadata !0, metadata !7, i32 11} ; [ DW_TAG_imported_module ]
!24 = metadata !{i32 786490, metadata !25, metadata !6, i32 15} ; [ DW_TAG_imported_module ]
!25 = metadata !{i32 786443, metadata !5, metadata !14, i32 14, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug/foo.cpp]
!26 = metadata !{i32 786490, metadata !14, metadata !7, i32 18} ; [ DW_TAG_imported_module ]
!27 = metadata !{i32 786440, metadata !14, metadata !28, i32 19} ; [ DW_TAG_imported_declaration ]
!28 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"foo", i32 5, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [foo] [line 5, size 0, align 0, offset 0] [decl] [from ]
!29 = metadata !{i32 786440, metadata !14, metadata !30, i32 20} ; [ DW_TAG_imported_declaration ]
!30 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"bar", i32 6, i64 8, i64 8, i32 0, i32 0, null, metadata !31, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [bar] [line 6, size 8, align 8, offset 0] [def] [from ]
!31 = metadata !{metadata !32}
!32 = metadata !{i32 786478, metadata !5, metadata !30, metadata !"bar", metadata !"bar", metadata !"", i32 6, metadata !33, i1 false, i1 false, i32 0, i32 0, null, i32 320, i1 false, null, null, i32 0, metadata !36, i32 6} ; [ DW_TAG_subprogram ] [line 6] [bar]
!33 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !34, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!34 = metadata !{null, metadata !35}
!35 = metadata !{i32 786447, i32 0, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !30} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from bar]
!36 = metadata !{i32 786468}
!37 = metadata !{i32 786440, metadata !14, metadata !10, i32 21} ; [ DW_TAG_imported_declaration ]
!38 = metadata !{i32 786440, metadata !14, metadata !20, i32 22} ; [ DW_TAG_imported_declaration ]
!39 = metadata !{i32 786490, metadata !14, metadata !7, i32 24, metadata !"X"} ; [ DW_TAG_imported_module ]
!40 = metadata !{i32 786490, metadata !14, metadata !39, i32 25, metadata !"Y"} ; [ DW_TAG_imported_module ]
!41 = metadata !{i32 3, i32 0, metadata !4, null}
!42 = metadata !{i32 786689, metadata !10, metadata !"", metadata !15, i32 16777220, metadata !13, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [line 4]
!43 = metadata !{i32 4, i32 0, metadata !10, null}
!44 = metadata !{i32 786689, metadata !14, metadata !"b", metadata !15, i32 16777229, metadata !18, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [b] [line 13]
!45 = metadata !{i32 13, i32 0, metadata !14, null}
!46 = metadata !{i32 14, i32 0, metadata !14, null}
!47 = metadata !{i32 16, i32 0, metadata !25, null}
!48 = metadata !{i32 786688, metadata !14, metadata !"x", metadata !15, i32 23, metadata !30, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [x] [line 23]
!49 = metadata !{i32 23, i32 0, metadata !14, null}
!50 = metadata !{i32 26, i32 0, metadata !14, null}
!51 = metadata !{i32 27, i32 0, metadata !14, null}