1 ; REQUIRES: object-emission
3 ; RUN: llc %s -o %t -filetype=obj -O0 -generate-type-units -mtriple=x86_64-unknown-linux-gnu
4 ; RUN: llvm-dwarfdump %t | FileCheck %s
17 ; namespace capybara {
18 ; namespace mongoose {
46 ; CHECK-LABEL: .debug_info contents:
47 ; CHECK: Compile Unit: length = [[CU_SIZE:[0-9a-f]+]]
49 ; CHECK: DW_TAG_structure_type
50 ; CHECK-NEXT: DW_AT_signature
51 ; CHECK: DW_TAG_class_type
52 ; CHECK-NEXT: DW_AT_signature
54 ; Ensure the CU-local type 'walrus' is not placed in a type unit.
55 ; CHECK: DW_TAG_structure_type
56 ; CHECK-NEXT: debug_str{{.*}}"walrus"
57 ; CHECK-NEXT: DW_AT_byte_size
58 ; CHECK-NEXT: DW_AT_decl_file
59 ; CHECK-NEXT: DW_AT_decl_line
61 ; CHECK-LABEL: .debug_types contents:
63 ; Check that we generate a hash for bar and the value.
64 ; CHECK-NOT: type_signature
65 ; CHECK-LABEL: type_signature = 0x1d02f3be30cc5688
66 ; CHECK: DW_TAG_structure_type
67 ; CHECK-NEXT: debug_str{{.*}}"bar"
70 ; Check that we generate a hash for fluffy and the value.
71 ; CHECK-NOT: type_signature
72 ; CHECK-LABEL: type_signature = 0xb04af47397402e77
73 ; CHECK-NOT: DW_AT_GNU_odr_signature [DW_FORM_data8] (0x9a0124d5a0c21c52)
74 ; CHECK: DW_TAG_namespace
75 ; CHECK-NEXT: debug_str{{.*}}"echidna"
76 ; CHECK: DW_TAG_namespace
77 ; CHECK-NEXT: debug_str{{.*}}"capybara"
78 ; CHECK: DW_TAG_namespace
79 ; CHECK-NEXT: debug_str{{.*}}"mongoose"
80 ; CHECK: DW_TAG_class_type
81 ; CHECK-NEXT: debug_str{{.*}}"fluffy"
83 ; Check that we generate a hash for wombat and the value, but not for the
84 ; anonymous type contained within.
85 ; CHECK-NOT: type_signature
86 ; CHECK-LABEL: type_signature = 0xfd756cee88f8a118
87 ; CHECK-NOT: DW_AT_GNU_odr_signature [DW_FORM_data8] (0x685bcc220141e9d7)
88 ; CHECK: DW_TAG_structure_type
89 ; CHECK-NEXT: debug_str{{.*}}"wombat"
91 ; CHECK-NOT: type_signature
92 ; CHECK-LABEL: type_signature = 0xe94f6d3843e62d6b
93 ; CHECK: DW_TAG_type_unit
95 ; CHECK-NOT: DW_AT_GNU_odr_signature
96 ; CHECK: DW_TAG_structure_type
97 ; The signature for the outer 'wombat' type
98 ; CHECK: DW_AT_signature [DW_FORM_ref_sig8] (0xfd756cee88f8a118)
99 ; CHECK: DW_TAG_structure_type
100 ; CHECK-NOT: DW_AT_name
101 ; CHECK-NOT: DW_AT_GNU_odr_signature
102 ; CHECK: DW_TAG_member
103 ; CHECK-NEXT: debug_str{{.*}}"a"
105 ; Use the unit size as a rough hash/identifier for the unit we're dealing with
106 ; it happens to be unambiguous at the moment, but it's hardly ideal.
107 ; CHECK-LABEL: .debug_pubtypes contents:
108 ; Don't emit pubtype entries for type DIEs in the compile unit that just indirect to a type unit.
109 ; CHECK-NEXT: unit_size = [[CU_SIZE]]
110 ; CHECK-NEXT: Offset Name
111 ; CHECK-NEXT: "walrus"
112 ; Type unit for 'bar'
113 ; CHECK-NEXT: unit_size = 0x00000023
114 ; CHECK-NEXT: Offset Name
116 ; CHECK-NEXT: unit_size = 0x0000005d
117 ; CHECK-NEXT: Offset Name
119 ; CHECK-NEXT: "echidna::capybara::mongoose::fluffy"
120 ; CHECK-NEXT: unit_size = 0x0000003a
121 ; CHECK-NEXT: Offset Name
122 ; CHECK-NEXT: "wombat"
123 ; CHECK-NEXT: unit_size = 0x0000004b
124 ; CHECK-NEXT: Offset Name
127 %struct.bar = type { i8 }
128 %"class.echidna::capybara::mongoose::fluffy" = type { i32, i32 }
129 %"struct.<anonymous namespace>::walrus" = type { i8 }
130 %struct.wombat = type { %struct.anon }
131 %struct.anon = type { i32, i32 }
132 %struct.baz = type { i8 }
134 @b = global %struct.bar zeroinitializer, align 1
135 @_ZN7echidna8capybara8mongoose6animalE = global %"class.echidna::capybara::mongoose::fluffy" zeroinitializer, align 4
136 @w = internal global %"struct.<anonymous namespace>::walrus" zeroinitializer, align 1
137 @wom = global %struct.wombat zeroinitializer, align 4
138 @llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 65535, void ()* @_GLOBAL__I_a }]
140 @_ZN12_GLOBAL__N_16walrusC1Ev = alias internal void (%"struct.<anonymous namespace>::walrus"*)* @_ZN12_GLOBAL__N_16walrusC2Ev
142 ; Function Attrs: nounwind uwtable
143 define void @_Z3foov() #0 {
145 %b = alloca %struct.baz, align 1
146 call void @llvm.dbg.declare(metadata !{%struct.baz* %b}, metadata !44), !dbg !46
150 ; Function Attrs: nounwind readnone
151 declare void @llvm.dbg.declare(metadata, metadata) #1
153 define internal void @__cxx_global_var_init() section ".text.startup" {
155 call void @_ZN12_GLOBAL__N_16walrusC1Ev(%"struct.<anonymous namespace>::walrus"* @w), !dbg !48
159 ; Function Attrs: nounwind uwtable
160 define internal void @_ZN12_GLOBAL__N_16walrusC2Ev(%"struct.<anonymous namespace>::walrus"* %this) unnamed_addr #0 align 2 {
162 %this.addr = alloca %"struct.<anonymous namespace>::walrus"*, align 8
163 store %"struct.<anonymous namespace>::walrus"* %this, %"struct.<anonymous namespace>::walrus"** %this.addr, align 8
164 call void @llvm.dbg.declare(metadata !{%"struct.<anonymous namespace>::walrus"** %this.addr}, metadata !49), !dbg !51
165 %this1 = load %"struct.<anonymous namespace>::walrus"** %this.addr
169 define internal void @_GLOBAL__I_a() section ".text.startup" {
171 call void @__cxx_global_var_init(), !dbg !53
175 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" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
176 attributes #1 = { nounwind readnone }
179 !llvm.module.flags = !{!42, !54}
182 !0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !20, metadata !37, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/bar.cpp] [DW_LANG_C_plus_plus]
183 !1 = metadata !{metadata !"bar.cpp", metadata !"/tmp/dbginfo"}
184 !2 = metadata !{i32 0}
185 !3 = metadata !{metadata !4, metadata !5, metadata !13, metadata !16}
186 !4 = metadata !{i32 786451, metadata !1, null, metadata !"bar", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, null, metadata !"_ZTS3bar"} ; [ DW_TAG_structure_type ] [bar] [line 1, size 8, align 8, offset 0] [def] [from ]
187 !5 = metadata !{i32 786434, metadata !1, metadata !6, metadata !"fluffy", i32 13, i64 64, i64 32, i32 0, i32 0, null, metadata !9, i32 0, null, null, metadata !"_ZTSN7echidna8capybara8mongoose6fluffyE"} ; [ DW_TAG_class_type ] [fluffy] [line 13, size 64, align 32, offset 0] [def] [from ]
188 !6 = metadata !{i32 786489, metadata !1, metadata !7, metadata !"mongoose", i32 12} ; [ DW_TAG_namespace ] [mongoose] [line 12]
189 !7 = metadata !{i32 786489, metadata !1, metadata !8, metadata !"capybara", i32 11} ; [ DW_TAG_namespace ] [capybara] [line 11]
190 !8 = metadata !{i32 786489, metadata !1, null, metadata !"echidna", i32 10} ; [ DW_TAG_namespace ] [echidna] [line 10]
191 !9 = metadata !{metadata !10, metadata !12}
192 !10 = metadata !{i32 786445, metadata !1, metadata !"_ZTSN7echidna8capybara8mongoose6fluffyE", metadata !"a", i32 14, i64 32, i64 32, i64 0, i32 1, metadata !11} ; [ DW_TAG_member ] [a] [line 14, size 32, align 32, offset 0] [private] [from int]
193 !11 = 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]
194 !12 = metadata !{i32 786445, metadata !1, metadata !"_ZTSN7echidna8capybara8mongoose6fluffyE", metadata !"b", i32 15, i64 32, i64 32, i64 32, i32 1, metadata !11} ; [ DW_TAG_member ] [b] [line 15, size 32, align 32, offset 32] [private] [from int]
195 !13 = metadata !{i32 786451, metadata !1, null, metadata !"wombat", i32 31, i64 64, i64 32, i32 0, i32 0, null, metadata !14, i32 0, null, null, metadata !"_ZTS6wombat"} ; [ DW_TAG_structure_type ] [wombat] [line 31, size 64, align 32, offset 0] [def] [from ]
196 !14 = metadata !{metadata !15}
197 !15 = metadata !{i32 786445, metadata !1, metadata !"_ZTS6wombat", metadata !"a_b", i32 35, i64 64, i64 32, i64 0, i32 0, metadata !"_ZTSN6wombatUt_E"} ; [ DW_TAG_member ] [a_b] [line 35, size 64, align 32, offset 0] [from _ZTSN6wombatUt_E]
198 !16 = metadata !{i32 786451, metadata !1, metadata !"_ZTS6wombat", metadata !"", i32 32, i64 64, i64 32, i32 0, i32 0, null, metadata !17, i32 0, null, null, metadata !"_ZTSN6wombatUt_E"} ; [ DW_TAG_structure_type ] [line 32, size 64, align 32, offset 0] [def] [from ]
199 !17 = metadata !{metadata !18, metadata !19}
200 !18 = metadata !{i32 786445, metadata !1, metadata !"_ZTSN6wombatUt_E", metadata !"a", i32 33, i64 32, i64 32, i64 0, i32 0, metadata !11} ; [ DW_TAG_member ] [a] [line 33, size 32, align 32, offset 0] [from int]
201 !19 = metadata !{i32 786445, metadata !1, metadata !"_ZTSN6wombatUt_E", metadata !"b", i32 34, i64 32, i64 32, i64 32, i32 0, metadata !11} ; [ DW_TAG_member ] [b] [line 34, size 32, align 32, offset 32] [from int]
202 !20 = metadata !{metadata !21, metadata !25, metadata !26, metadata !35}
203 !21 = metadata !{i32 786478, metadata !1, metadata !22, metadata !"foo", metadata !"foo", metadata !"_Z3foov", i32 5, metadata !23, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z3foov, null, null, metadata !2, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [foo]
204 !22 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/bar.cpp]
205 !23 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !24, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
206 !24 = metadata !{null}
207 !25 = metadata !{i32 786478, metadata !1, metadata !22, metadata !"__cxx_global_var_init", metadata !"__cxx_global_var_init", metadata !"", i32 29, metadata !23, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @__cxx_global_var_init, null, null, metadata !2, i32 29} ; [ DW_TAG_subprogram ] [line 29] [local] [def] [__cxx_global_var_init]
208 !26 = metadata !{i32 786478, metadata !1, metadata !27, metadata !"walrus", metadata !"walrus", metadata !"_ZN12_GLOBAL__N_16walrusC2Ev", i32 25, metadata !31, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%"struct.<anonymous namespace>::walrus"*)* @_ZN12_GLOBAL__N_16walrusC2Ev, null, metadata !30, metadata !2, i32 25} ; [ DW_TAG_subprogram ] [line 25] [local] [def] [walrus]
209 !27 = metadata !{i32 786451, metadata !1, metadata !28, metadata !"walrus", i32 24, i64 8, i64 8, i32 0, i32 0, null, metadata !29, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [walrus] [line 24, size 8, align 8, offset 0] [def] [from ]
210 !28 = metadata !{i32 786489, metadata !1, null, metadata !"", i32 23} ; [ DW_TAG_namespace ] [line 23]
211 !29 = metadata !{metadata !30}
212 !30 = metadata !{i32 786478, metadata !1, metadata !27, metadata !"walrus", metadata !"walrus", metadata !"", i32 25, metadata !31, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !34, i32 25} ; [ DW_TAG_subprogram ] [line 25] [walrus]
213 !31 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !32, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
214 !32 = metadata !{null, metadata !33}
215 !33 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !27} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from walrus]
216 !34 = metadata !{i32 786468}
217 !35 = metadata !{i32 786478, metadata !1, metadata !22, metadata !"", metadata !"", metadata !"_GLOBAL__I_a", i32 25, metadata !36, i1 true, i1 true, i32 0, i32 0, null, i32 64, i1 false, void ()* @_GLOBAL__I_a, null, null, metadata !2, i32 25} ; [ DW_TAG_subprogram ] [line 25] [local] [def]
218 !36 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !2, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
219 !37 = metadata !{metadata !38, metadata !39, metadata !40, metadata !41}
220 !38 = metadata !{i32 786484, i32 0, null, metadata !"b", metadata !"b", metadata !"", metadata !22, i32 3, metadata !4, i32 0, i32 1, %struct.bar* @b, null} ; [ DW_TAG_variable ] [b] [line 3] [def]
221 !39 = metadata !{i32 786484, i32 0, metadata !6, metadata !"animal", metadata !"animal", metadata !"_ZN7echidna8capybara8mongoose6animalE", metadata !22, i32 18, metadata !5, i32 0, i32 1, %"class.echidna::capybara::mongoose::fluffy"* @_ZN7echidna8capybara8mongoose6animalE, null} ; [ DW_TAG_variable ] [animal] [line 18] [def]
222 !40 = metadata !{i32 786484, i32 0, null, metadata !"w", metadata !"w", metadata !"", metadata !22, i32 29, metadata !27, i32 1, i32 1, %"struct.<anonymous namespace>::walrus"* @w, null} ; [ DW_TAG_variable ] [w] [line 29] [local] [def]
223 !41 = metadata !{i32 786484, i32 0, null, metadata !"wom", metadata !"wom", metadata !"", metadata !22, i32 38, metadata !13, i32 0, i32 1, %struct.wombat* @wom, null} ; [ DW_TAG_variable ] [wom] [line 38] [def]
224 !42 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
225 !43 = metadata !{metadata !"clang version 3.4 "}
226 !44 = metadata !{i32 786688, metadata !21, metadata !"b", metadata !22, i32 7, metadata !45, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [b] [line 7]
227 !45 = metadata !{i32 786451, metadata !1, metadata !21, metadata !"baz", i32 6, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [baz] [line 6, size 8, align 8, offset 0] [def] [from ]
228 !46 = metadata !{i32 7, i32 0, metadata !21, null}
229 !47 = metadata !{i32 8, i32 0, metadata !21, null} ; [ DW_TAG_imported_declaration ]
230 !48 = metadata !{i32 29, i32 0, metadata !25, null}
231 !49 = metadata !{i32 786689, metadata !26, metadata !"this", null, i32 16777216, metadata !50, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0]
232 !50 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !27} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from walrus]
233 !51 = metadata !{i32 0, i32 0, metadata !26, null}
234 !52 = metadata !{i32 25, i32 0, metadata !26, null}
235 !53 = metadata !{i32 25, i32 0, metadata !35, null}
236 !54 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}