1; UNSUPPORTED: system-windows 2; This checks that .debug_names can be generated with monolithic, and split-dwarf, when -fdebug-type-sections is enabled. 3; It also checks that TU in .debug_info.dwo has correct DW_AT_comp_dir and DW_AT_dwo_name. 4; Generated with: clang++ main.cpp -g2 -gdwarf-5 -gpubnames -fdebug-types-section 5 6; RUN: llc -mtriple=x86_64 -generate-type-units -dwarf-version=5 -filetype=obj %s -o %t 7; RUN: llvm-dwarfdump -debug-info -debug-names %t | FileCheck %s 8 9; CHECK: .debug_info contents: 10; CHECK: DW_TAG_type_unit 11; CHECK-NEXT: DW_AT_language (DW_LANG_C_plus_plus_14) 12; CHECK-NEXT: DW_AT_stmt_list (0x00000000) 13; CHECK-NEXT: DW_AT_str_offsets_base (0x00000008) 14; CHECK: DW_TAG_structure_type 15; CHECK-NEXT: DW_AT_calling_convention (DW_CC_pass_by_value) 16; CHECK-NEXT: DW_AT_name ("Foo") 17; CHECK-NEXT: DW_AT_byte_size (0x08) 18; CHECK-NEXT: DW_AT_decl_file ("/typeSmall/main.cpp") 19; CHECK-NEXT: DW_AT_decl_line (1) 20; CHECK: DW_TAG_member 21; CHECK-NEXT: DW_AT_name ("c1") 22; CHECK-NEXT: DW_AT_type (0x00000033 "char *") 23; CHECK-NEXT: DW_AT_decl_file ("/typeSmall/main.cpp") 24; CHECK-NEXT: DW_AT_decl_line (2) 25; CHECK-NEXT: DW_AT_data_member_location (0x00) 26; CHECK: DW_TAG_pointer_type 27; CHECK-NEXT: DW_AT_type (0x00000038 "char") 28; CHECK: DW_TAG_base_type 29; CHECK-NEXT: DW_AT_name ("char") 30; CHECK-NEXT: DW_AT_encoding (DW_ATE_signed_char) 31; CHECK-NEXT: DW_AT_byte_size (0x01) 32; CHECK: .debug_names contents: 33; CHECK: Compilation Unit offsets [ 34; CHECK-NEXT: CU[0]: 0x00000000 35; CHECK-NEXT: ] 36; CHECK-NEXT: Local Type Unit offsets [ 37; CHECK-NEXT: LocalTU[0]: 0x00000000 38; CHECK-NEXT: ] 39; CHECK: Abbreviations [ 40; CHECK-NEXT: Abbreviation [[ABBREV:0x[0-9a-f]*]] { 41; CHECK-NEXT: Tag: DW_TAG_base_type 42; CHECK-NEXT: DW_IDX_die_offset: DW_FORM_ref4 43; CHECK-NEXT: DW_IDX_parent: DW_FORM_flag_present 44; CHECK-NEXT: } 45; CHECK-NEXT: Abbreviation [[ABBREV3:0x[0-9a-f]*]] { 46; CHECK-NEXT: Tag: DW_TAG_structure_type 47; CHECK-NEXT: DW_IDX_type_unit: DW_FORM_data1 48; CHECK-NEXT: DW_IDX_die_offset: DW_FORM_ref4 49; CHECK-NEXT: DW_IDX_parent: DW_FORM_flag_present 50; CHECK-NEXT: } 51; CHECK-NEXT: Abbreviation [[ABBREV2:0x[0-9a-f]*]] { 52; CHECK-NEXT: Tag: DW_TAG_subprogram 53; CHECK-NEXT: DW_IDX_die_offset: DW_FORM_ref4 54; CHECK-NEXT: DW_IDX_parent: DW_FORM_flag_present 55; CHECK-NEXT: } 56; CHECK-NEXT: Abbreviation [[ABBREV4:0x[0-9a-f]*]] { 57; CHECK-NEXT: Tag: DW_TAG_base_type 58; CHECK-NEXT: DW_IDX_type_unit: DW_FORM_data1 59; CHECK-NEXT: DW_IDX_die_offset: DW_FORM_ref4 60; CHECK-NEXT: DW_IDX_parent: DW_FORM_flag_present 61; CHECK-NEXT: } 62; CHECK-NEXT: ] 63; CHECK-NEXT: Bucket 0 [ 64; CHECK-NEXT: Name 1 { 65; CHECK-NEXT: Hash: 0xB888030 66; CHECK-NEXT: String: {{.+}} "int" 67; CHECK-NEXT: Entry @ {{.+}} { 68; CHECK-NEXT: Abbrev: [[ABBREV]] 69; CHECK-NEXT: Tag: DW_TAG_base_type 70; CHECK-NEXT: DW_IDX_die_offset: 0x0000003e 71; CHECK-NEXT: DW_IDX_parent: <parent not indexed> 72; CHECK-NEXT: } 73; CHECK-NEXT: } 74; CHECK-NEXT: ] 75; CHECK-NEXT: Bucket 1 [ 76; CHECK-NEXT: Name 2 { 77; CHECK-NEXT: Hash: 0xB887389 78; CHECK-NEXT: String: {{.+}} "Foo" 79; CHECK-NEXT: Entry @ {{.+}} { 80; CHECK-NEXT: Abbrev: [[ABBREV3]] 81; CHECK-NEXT: Tag: DW_TAG_structure_type 82; CHECK-NEXT: DW_IDX_type_unit: 0x00 83; CHECK-NEXT: DW_IDX_die_offset: 0x00000023 84; CHECK-NEXT: DW_IDX_parent: <parent not indexed> 85; CHECK-NEXT: } 86; CHECK-NEXT: } 87; CHECK-NEXT: ] 88; CHECK-NEXT: Bucket 2 [ 89; CHECK-NEXT: Name 3 { 90; CHECK-NEXT: Hash: 0x7C9A7F6A 91; CHECK-NEXT: String: {{.+}} "main" 92; CHECK-NEXT: Entry @ {{.+}} { 93; CHECK-NEXT: Abbrev: [[ABBREV2]] 94; CHECK-NEXT: Tag: DW_TAG_subprogram 95; CHECK-NEXT: DW_IDX_die_offset: 0x00000023 96; CHECK-NEXT: DW_IDX_parent: <parent not indexed> 97; CHECK-NEXT: } 98; CHECK-NEXT: } 99; CHECK-NEXT: ] 100; CHECK-NEXT: Bucket 3 [ 101; CHECK-NEXT: Name 4 { 102; CHECK-NEXT: Hash: 0x7C952063 103; CHECK-NEXT: String: {{.+}} "char" 104; CHECK-NEXT: Entry @ {{.+}} { 105; CHECK-NEXT: Abbrev: [[ABBREV4]] 106; CHECK-NEXT: Tag: DW_TAG_base_type 107; CHECK-NEXT: DW_IDX_type_unit: 0x00 108; CHECK-NEXT: DW_IDX_die_offset: 0x00000038 109; CHECK-NEXT: DW_IDX_parent: <parent not indexed> 110; CHECK-NEXT: } 111; CHECK-NEXT: } 112; CHECK-NEXT: ] 113; CHECK-NEXT: } 114 115; RUN: llc -mtriple=x86_64 -generate-type-units -dwarf-version=5 -filetype=obj -split-dwarf-file=%t.mainTypes.dwo --split-dwarf-output=%t.mainTypes.dwo %s -o %t 116; RUN: llvm-dwarfdump -debug-names %t | FileCheck %s --check-prefixes=CHECK-SPLIT 117 118; CHECK-SPLIT: .debug_names contents 119; CHECK-SPLIT: Foreign TU count: 1 120; CHECK-SPLIT-NEXT: Bucket count: 4 121; CHECK-SPLIT-NEXT: Name count: 4 122; CHECK-SPLIT-NEXT: Abbreviations table size: 0x25 123; CHECK-SPLIT-NEXT: Augmentation: 'LLVM0700' 124; CHECK-SPLIT-NEXT: } 125; CHECK-SPLIT-NEXT: Compilation Unit offsets [ 126; CHECK-SPLIT-NEXT: CU[0]: 0x00000000 127; CHECK-SPLIT-NEXT: ] 128; CHECK-SPLIT-NEXT: Foreign Type Unit signatures [ 129; CHECK-SPLIT-NEXT: ForeignTU[0]: 0x675d23e4f33235f2 130; CHECK-SPLIT-NEXT: ] 131; CHECK-SPLIT-NEXT: Abbreviations [ 132; CHECK-SPLIT-NEXT: Abbreviation [[ABBREV2:0x[0-9a-f]*]] { 133; CHECK-SPLIT-NEXT: Tag: DW_TAG_base_type 134; CHECK-SPLIT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 135; CHECK-SPLIT-NEXT: DW_IDX_parent: DW_FORM_flag_present 136; CHECK-SPLIT-NEXT: } 137; CHECK-SPLIT-NEXT: Abbreviation [[ABBREV1:0x[0-9a-f]*]] { 138; CHECK-SPLIT-NEXT: Tag: DW_TAG_structure_type 139; CHECK-SPLIT-NEXT: DW_IDX_type_unit: DW_FORM_data1 140; CHECK-SPLIT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 141; CHECK-SPLIT-NEXT: DW_IDX_parent: DW_FORM_flag_present 142; CHECK-SPLIT-NEXT: } 143; CHECK-SPLIT-NEXT: Abbreviation [[ABBREV3:0x[0-9a-f]*]] { 144; CHECK-SPLIT-NEXT: Tag: DW_TAG_subprogram 145; CHECK-SPLIT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 146; CHECK-SPLIT-NEXT: DW_IDX_parent: DW_FORM_flag_present 147; CHECK-SPLIT-NEXT: } 148; CHECK-SPLIT-NEXT: Abbreviation [[ABBREV4:0x[0-9a-f]*]] { 149; CHECK-SPLIT-NEXT: Tag: DW_TAG_base_type 150; CHECK-SPLIT-NEXT: DW_IDX_type_unit: DW_FORM_data1 151; CHECK-SPLIT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 152; CHECK-SPLIT-NEXT: DW_IDX_parent: DW_FORM_flag_present 153; CHECK-SPLIT-NEXT: } 154; CHECK-SPLIT-NEXT: ] 155; CHECK-SPLIT-NEXT: Bucket 0 [ 156; CHECK-SPLIT-NEXT: Name 1 { 157; CHECK-SPLIT-NEXT: Hash: 0xB888030 158; CHECK-SPLIT-NEXT: String: {{.+}} "int" 159; CHECK-SPLIT-NEXT: Entry @ {{.+}} { 160; CHECK-SPLIT-NEXT: Abbrev: [[ABBREV2]] 161; CHECK-SPLIT-NEXT: Tag: DW_TAG_base_type 162; CHECK-SPLIT-NEXT: DW_IDX_die_offset: 0x00000035 163; CHECK-SPLIT-NEXT: DW_IDX_parent: <parent not indexed> 164; CHECK-SPLIT-NEXT: } 165; CHECK-SPLIT-NEXT: } 166; CHECK-SPLIT-NEXT: ] 167; CHECK-SPLIT-NEXT: Bucket 1 [ 168; CHECK-SPLIT-NEXT: Name 2 { 169; CHECK-SPLIT-NEXT: Hash: 0xB887389 170; CHECK-SPLIT-NEXT: String: {{.+}} "Foo" 171; CHECK-SPLIT-NEXT: Entry @ {{.+}} { 172; CHECK-SPLIT-NEXT: Abbrev: [[ABBREV1]] 173; CHECK-SPLIT-NEXT: Tag: DW_TAG_structure_type 174; CHECK-SPLIT-NEXT: DW_IDX_type_unit: 0x00 175; CHECK-SPLIT-NEXT: DW_IDX_die_offset: 0x00000021 176; CHECK-SPLIT-NEXT: DW_IDX_parent: <parent not indexed> 177; CHECK-SPLIT-NEXT: } 178; CHECK-SPLIT-NEXT: } 179; CHECK-SPLIT-NEXT: ] 180; CHECK-SPLIT-NEXT: Bucket 2 [ 181; CHECK-SPLIT-NEXT: Name 3 { 182; CHECK-SPLIT-NEXT: Hash: 0x7C9A7F6A 183; CHECK-SPLIT-NEXT: String: {{.+}} "main" 184; CHECK-SPLIT-NEXT: Entry @ {{.+}} { 185; CHECK-SPLIT-NEXT: Abbrev: [[ABBREV3]] 186; CHECK-SPLIT-NEXT: Tag: DW_TAG_subprogram 187; CHECK-SPLIT-NEXT: DW_IDX_die_offset: 0x0000001a 188; CHECK-SPLIT-NEXT: DW_IDX_parent: <parent not indexed> 189; CHECK-SPLIT-NEXT: } 190; CHECK-SPLIT-NEXT: } 191; CHECK-SPLIT-NEXT: ] 192; CHECK-SPLIT-NEXT: Bucket 3 [ 193; CHECK-SPLIT-NEXT: Name 4 { 194; CHECK-SPLIT-NEXT: Hash: 0x7C952063 195; CHECK-SPLIT-NEXT: String: {{.+}} "char" 196; CHECK-SPLIT-NEXT: Entry @ {{.+}} { 197; CHECK-SPLIT-NEXT: Abbrev: [[ABBREV4]] 198; CHECK-SPLIT-NEXT: Tag: DW_TAG_base_type 199; CHECK-SPLIT-NEXT: DW_IDX_type_unit: 0x00 200; CHECK-SPLIT-NEXT: DW_IDX_die_offset: 0x00000036 201; CHECK-SPLIT-NEXT: DW_IDX_parent: <parent not indexed> 202; CHECK-SPLIT-NEXT: } 203; CHECK-SPLIT-NEXT: } 204; CHECK-SPLIT-NEXT: ] 205; CHECK-SPLIT-NEXT: } 206 207 208 209; RUN: llvm-dwarfdump -debug-info -r 0 %t > %tdebugInfo.txt 210; RUN: llvm-dwarfdump -debug-info -r 0 %t.mainTypes.dwo >> %tdebugInfo.txt 211; RUN: cat %tdebugInfo.txt | FileCheck %s --check-prefixes=CHECK-TYPE 212 213; CHECK-TYPE: DW_TAG_skeleton_unit 214; CHECK-TYPE-NEXT: DW_AT_stmt_list 215; CHECK-TYPE-NEXT: DW_AT_str_offsets_base 216; CHECK-TYPE-NEXT: DW_AT_comp_dir ("/typeSmall") 217; CHECK-TYPE-NEXT: DW_AT_dwo_name 218; CHECK-TYPE-SAME: debug-names-types.ll.tmp.mainTypes.dwo 219; CHECK-TYPE-NEXT: DW_AT_low_pc 220; CHECK-TYPE-NEXT: DW_AT_high_pc 221; CHECK-TYPE-NEXT: DW_AT_addr_base 222 223; CHECK-TYPE: DW_TAG_type_unit 224; CHECK-TYPE-NOT: DW_TAG 225; CHECK-TYPE: DW_AT_comp_dir ("/typeSmall") 226; CHECK-TYPE-NOT: DW_TAG 227; CHECK-TYPE: DW_AT_dwo_name 228; CHECK-TYPE-SAME: debug-names-types.ll.tmp.mainTypes.dwo 229 230; ModuleID = 'main.cpp' 231source_filename = "main.cpp" 232target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 233target triple = "x86_64-unknown-linux-gnu" 234 235%struct.Foo = type { ptr } 236 237; Function Attrs: mustprogress noinline norecurse nounwind optnone uwtable 238define dso_local noundef i32 @main() #0 !dbg !10 { 239entry: 240 %retval = alloca i32, align 4 241 %f = alloca %struct.Foo, align 8 242 store i32 0, ptr %retval, align 4 243 call void @llvm.dbg.declare(metadata ptr %f, metadata !15, metadata !DIExpression()), !dbg !21 244 ret i32 0, !dbg !22 245} 246 247; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none) 248declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 249 250attributes #0 = { mustprogress noinline norecurse nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" } 251attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) } 252 253!llvm.dbg.cu = !{!0} 254!llvm.module.flags = !{!2, !3, !4, !5, !6, !7, !8} 255!llvm.ident = !{!9} 256 257!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 18.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false) 258!1 = !DIFile(filename: "main.cpp", directory: "/typeSmall", checksumkind: CSK_MD5, checksum: "e5b402e9dbafe24c7adbb087d1f03549") 259!2 = !{i32 7, !"Dwarf Version", i32 5} 260!3 = !{i32 2, !"Debug Info Version", i32 3} 261!4 = !{i32 1, !"wchar_size", i32 4} 262!5 = !{i32 8, !"PIC Level", i32 2} 263!6 = !{i32 7, !"PIE Level", i32 2} 264!7 = !{i32 7, !"uwtable", i32 2} 265!8 = !{i32 7, !"frame-pointer", i32 2} 266!9 = !{!"clang version 18.0.0"} 267!10 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 4, type: !11, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !14) 268!11 = !DISubroutineType(types: !12) 269!12 = !{!13} 270!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 271!14 = !{} 272!15 = !DILocalVariable(name: "f", scope: !10, file: !1, line: 5, type: !16) 273!16 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo", file: !1, line: 1, size: 64, flags: DIFlagTypePassByValue, elements: !17, identifier: "_ZTS3Foo") 274!17 = !{!18} 275!18 = !DIDerivedType(tag: DW_TAG_member, name: "c1", scope: !16, file: !1, line: 2, baseType: !19, size: 64) 276!19 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !20, size: 64) 277!20 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 278!21 = !DILocation(line: 5, column: 6, scope: !10) 279!22 = !DILocation(line: 6, column: 2, scope: !10) 280