1 ; Generated from tools/clang/test/CodeGen/debug-info-packed-struct.c
2 ; ModuleID = 'llvm/tools/clang/test/CodeGen/debug-info-packed-struct.c'
3 source_filename = "test/DebugInfo/X86/debug-info-packed-struct.ll"
4 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
5 target triple = "x86_64-apple-darwin"
6 ; RUN: %llc_dwarf -O0 -filetype=obj -o %t.o %s
7 ; RUN: llvm-dwarfdump -v -debug-info %t.o | FileCheck %s
8 ; REQUIRES: object-emission
10 ; // ---------------------------------------------------------------------
12 ; // ---------------------------------------------------------------------
19 ; struct size8 l0_ofs8;
23 %struct.layout0 = type { i8, %struct.size8, i8 }
24 %struct.size8 = type { i64 }
25 %struct.layout1 = type <{ i8, %struct.size8_anon, i8, [2 x i8] }>
26 %struct.size8_anon = type { i64 }
27 ; CHECK: DW_TAG_structure_type
28 ; CHECK: DW_AT_name {{.*}} "layout0"
29 ; CHECK: DW_AT_byte_size {{.*}} (0x18)
30 ; CHECK: DW_TAG_member
31 ; CHECK: DW_AT_name {{.*}} "l0_ofs0"
32 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x0)
33 ; CHECK: DW_TAG_member
34 ; CHECK: DW_AT_name {{.*}} "l0_ofs8"
35 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x8)
36 ; CHECK: DW_TAG_member
37 ; CHECK: DW_AT_name {{.*}} "l0_ofs16"
38 ; CHECK: DW_AT_bit_size {{.*}} (0x01)
39 ; CHECK: DW_AT_bit_offset {{.*}} (0x1f)
40 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x10)
42 ; // ---------------------------------------------------------------------
43 ; // Implicitly packed.
44 ; // ---------------------------------------------------------------------
51 ; struct size8_anon l1_ofs1;
55 %struct.layout2 = type <{ i8, %struct.size8_pack1, i8 }>
56 %struct.size8_pack1 = type { i64 }
57 %struct.layout3 = type <{ i8, [3 x i8], %struct.size8_pack4, i8, [3 x i8] }>
58 %struct.size8_pack4 = type { i64 }
60 ; CHECK: DW_TAG_structure_type
61 ; CHECK: DW_AT_name {{.*}} "layout1"
62 ; CHECK: DW_AT_byte_size {{.*}} (0x0c)
63 ; CHECK: DW_TAG_member
64 ; CHECK: DW_AT_name {{.*}} "l1_ofs0"
65 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x0)
66 ; CHECK: DW_TAG_member
67 ; CHECK: DW_AT_name {{.*}} "l1_ofs1"
68 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x1)
69 ; CHECK: DW_TAG_member
70 ; CHECK: DW_AT_name {{.*}} "l1_ofs9"
71 ; CHECK: DW_AT_byte_size {{.*}} (0x04)
72 ; CHECK: DW_AT_bit_size {{.*}} (0x01)
73 ; CHECK: DW_AT_bit_offset {{.*}} (0x17)
74 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x8)
76 ; // ---------------------------------------------------------------------
77 ; // Explicitly packed.
78 ; // ---------------------------------------------------------------------
80 ; struct size8_pack1 {
86 ; struct size8_pack1 l2_ofs1;
91 @l0 = common global %struct.layout0 zeroinitializer, align 8, !dbg !0
92 @l1 = common global %struct.layout1 zeroinitializer, align 4, !dbg !6
93 ; CHECK: DW_TAG_structure_type
94 ; CHECK: DW_AT_name {{.*}} "layout2"
95 ; CHECK: DW_AT_byte_size {{.*}} (0x0a)
96 ; CHECK: DW_TAG_member
97 ; CHECK: DW_AT_name {{.*}} "l2_ofs0"
98 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x0)
99 ; CHECK: DW_TAG_member
100 ; CHECK: DW_AT_name {{.*}} "l2_ofs1"
101 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x1)
102 ; CHECK: DW_TAG_member
103 ; CHECK: DW_AT_name {{.*}} "l2_ofs9"
104 ; CHECK: DW_AT_byte_size {{.*}} (0x04)
105 ; CHECK: DW_AT_bit_size {{.*}} (0x01)
106 ; CHECK: DW_AT_bit_offset {{.*}} (0x17)
107 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x8)
109 ; // ---------------------------------------------------------------------
110 ; // Explicitly packed with different alignment.
111 ; // ---------------------------------------------------------------------
113 ; struct size8_pack4 {
119 ; struct size8_pack4 l3_ofs4;
124 @l2 = common global %struct.layout2 zeroinitializer, align 1, !dbg !17
125 @l3 = common global %struct.layout3 zeroinitializer, align 4, !dbg !29
126 ; CHECK: DW_TAG_structure_type
127 ; CHECK: DW_AT_name {{.*}} "layout3"
128 ; CHECK: DW_AT_byte_size {{.*}} (0x10)
129 ; CHECK: DW_TAG_member
130 ; CHECK: DW_AT_name {{.*}} "l3_ofs0"
131 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x0)
132 ; CHECK: DW_TAG_member
133 ; CHECK: DW_AT_name {{.*}} "l3_ofs4"
134 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0x4)
135 ; CHECK: DW_TAG_member
136 ; CHECK: DW_AT_name {{.*}} "l3_ofs12"
137 ; CHECK: DW_AT_byte_size {{.*}} (0x04)
138 ; CHECK: DW_AT_bit_size {{.*}} (0x01)
139 ; CHECK: DW_AT_bit_offset {{.*}} (0x1f)
140 ; CHECK: DW_AT_data_member_location {{.*}} (DW_OP_plus_uconst 0xc)
143 !llvm.module.flags = !{!49, !50}
146 !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
147 !1 = !DIGlobalVariable(name: "l0", scope: !2, file: !8, line: 88, type: !40, isLocal: false, isDefinition: true)
148 !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 3.7.0 (trunk 240791) (llvm/trunk 240790)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4, globals: !5, imports: !4)
149 !3 = !DIFile(filename: "/llvm/tools/clang/test/CodeGen/<stdin>", directory: "/llvm/_build.ninja.release")
151 !5 = !{!0, !6, !17, !29}
152 !6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
153 !7 = !DIGlobalVariable(name: "l1", scope: !2, file: !8, line: 89, type: !9, isLocal: false, isDefinition: true)
154 !8 = !DIFile(filename: "/llvm/tools/clang/test/CodeGen/debug-info-packed-struct.c", directory: "/llvm/_build.ninja.release")
155 !9 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout1", file: !8, line: 34, size: 96, elements: !10)
156 !10 = !{!11, !13, !15}
157 !11 = !DIDerivedType(tag: DW_TAG_member, name: "l1_ofs0", scope: !9, file: !8, line: 35, baseType: !12, size: 8)
158 !12 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
159 !13 = !DIDerivedType(tag: DW_TAG_member, name: "l1_ofs1", scope: !9, file: !8, line: 36, baseType: !14, size: 64, offset: 8)
160 !14 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8_anon", file: !8, line: 30, size: 64, elements: !4)
161 !15 = !DIDerivedType(tag: DW_TAG_member, name: "l1_ofs9", scope: !9, file: !8, line: 37, baseType: !16, size: 1, offset: 72)
162 !16 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
163 !17 = !DIGlobalVariableExpression(var: !18, expr: !DIExpression())
164 !18 = !DIGlobalVariable(name: "l2", scope: !2, file: !8, line: 90, type: !19, isLocal: false, isDefinition: true)
165 !19 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout2", file: !8, line: 54, size: 80, elements: !20)
166 !20 = !{!21, !22, !28}
167 !21 = !DIDerivedType(tag: DW_TAG_member, name: "l2_ofs0", scope: !19, file: !8, line: 55, baseType: !12, size: 8)
168 !22 = !DIDerivedType(tag: DW_TAG_member, name: "l2_ofs1", scope: !19, file: !8, line: 56, baseType: !23, size: 64, offset: 8)
169 !23 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8_pack1", file: !8, line: 50, size: 64, elements: !24)
171 !25 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !23, file: !8, line: 51, baseType: !16, size: 4)
172 !26 = !DIDerivedType(tag: DW_TAG_member, name: "l", scope: !23, file: !8, line: 52, baseType: !27, size: 60, offset: 4)
173 !27 = !DIBasicType(name: "long long int", size: 64, encoding: DW_ATE_signed)
174 !28 = !DIDerivedType(tag: DW_TAG_member, name: "l2_ofs9", scope: !19, file: !8, line: 57, baseType: !16, size: 1, offset: 72)
175 !29 = !DIGlobalVariableExpression(var: !30, expr: !DIExpression())
176 !30 = !DIGlobalVariable(name: "l3", scope: !2, file: !8, line: 91, type: !31, isLocal: false, isDefinition: true)
177 !31 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout3", file: !8, line: 76, size: 128, elements: !32)
178 !32 = !{!33, !34, !39}
179 !33 = !DIDerivedType(tag: DW_TAG_member, name: "l3_ofs0", scope: !31, file: !8, line: 77, baseType: !12, size: 8)
180 !34 = !DIDerivedType(tag: DW_TAG_member, name: "l3_ofs4", scope: !31, file: !8, line: 78, baseType: !35, size: 64, offset: 32)
181 !35 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8_pack4", file: !8, line: 72, size: 64, elements: !36)
183 !37 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !35, file: !8, line: 73, baseType: !16, size: 4)
184 !38 = !DIDerivedType(tag: DW_TAG_member, name: "l", scope: !35, file: !8, line: 74, baseType: !27, size: 60, offset: 4)
185 !39 = !DIDerivedType(tag: DW_TAG_member, name: "l3_ofs12", scope: !31, file: !8, line: 79, baseType: !16, size: 1, offset: 96)
186 !40 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout0", file: !8, line: 15, size: 192, elements: !41)
187 !41 = !{!42, !43, !48}
188 !42 = !DIDerivedType(tag: DW_TAG_member, name: "l0_ofs0", scope: !40, file: !8, line: 16, baseType: !12, size: 8)
189 !43 = !DIDerivedType(tag: DW_TAG_member, name: "l0_ofs8", scope: !40, file: !8, line: 17, baseType: !44, size: 64, offset: 64)
190 !44 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8", file: !8, line: 11, size: 64, elements: !45)
192 !46 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !44, file: !8, line: 12, baseType: !16, size: 4)
193 !47 = !DIDerivedType(tag: DW_TAG_member, name: "l", scope: !44, file: !8, line: 13, baseType: !27, size: 60, offset: 4)
194 !48 = !DIDerivedType(tag: DW_TAG_member, name: "l0_ofs16", scope: !40, file: !8, line: 18, baseType: !16, size: 1, offset: 128)
195 !49 = !{i32 2, !"Dwarf Version", i32 2}
196 !50 = !{i32 2, !"Debug Info Version", i32 3}
197 !51 = !{!"clang version 3.7.0 (trunk 240791) (llvm/trunk 240790)"}