1 ; RUN: llc -filetype=obj -o - %s | llvm-dwarfdump - | FileCheck %s
3 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
4 target triple = "aarch64-unknown-linux-android24"
6 ; CHECK: DW_TAG_variable
8 ; CHECK: DW_AT_LLVM_tag_offset (0x80)
9 ; CHECK-NEXT: DW_AT_name ("y")
11 ; CHECK: DW_TAG_variable
13 ; CHECK: DW_AT_LLVM_tag_offset (0x00)
14 ; CHECK-NEXT: DW_AT_name ("x")
16 define dso_local void @f() !dbg !14 {
17 %1 = alloca i32, align 4
18 %2 = alloca i32, align 4
19 call void @llvm.dbg.value(metadata i32 1, metadata !20, metadata !DIExpression()), !dbg !22
20 store i32 1, ptr %2, align 4, !dbg !23, !tbaa !24
21 call void @llvm.dbg.value(metadata ptr %1, metadata !18, metadata !DIExpression(DW_OP_LLVM_tag_offset, 0, DW_OP_deref)), !dbg !22
22 call void @use(ptr nonnull %1), !dbg !28
23 call void @llvm.dbg.value(metadata ptr %2, metadata !20, metadata !DIExpression(DW_OP_LLVM_tag_offset, 128, DW_OP_deref)), !dbg !22
24 call void @use(ptr nonnull %2), !dbg !29
28 declare !dbg !5 void @use(ptr)
30 declare void @llvm.dbg.value(metadata, metadata, metadata)
33 !llvm.module.flags = !{!8, !9, !10, !11, !12}
36 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 10.0.0 (git@github.com:llvm/llvm-project.git 5560dd08b99a0e8b0c55116376624e4f967caec5)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, nameTableKind: None)
37 !1 = !DIFile(filename: "dbg.cc", directory: "/tmp")
40 !4 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
41 !5 = !DISubprogram(name: "use", scope: !1, file: !1, line: 2, type: !6, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
42 !6 = !DISubroutineType(types: !7)
44 !8 = !{i32 7, !"Dwarf Version", i32 4}
45 !9 = !{i32 2, !"Debug Info Version", i32 3}
46 !10 = !{i32 1, !"wchar_size", i32 4}
47 !11 = !{i32 7, !"PIC Level", i32 2}
48 !12 = !{i32 7, !"PIE Level", i32 2}
49 !13 = !{!"clang version 10.0.0 (git@github.com:llvm/llvm-project.git 5560dd08b99a0e8b0c55116376624e4f967caec5)"}
50 !14 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 4, type: !15, scopeLine: 4, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !17)
51 !15 = !DISubroutineType(types: !16)
54 !18 = !DILocalVariable(name: "x", scope: !14, file: !1, line: 5, type: !19)
55 !19 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
56 !20 = !DILocalVariable(name: "y", scope: !14, file: !1, line: 5, type: !19)
57 !21 = !DILocation(line: 5, column: 3, scope: !14)
58 !22 = !DILocation(line: 0, scope: !14)
59 !23 = !DILocation(line: 5, column: 10, scope: !14)
60 !24 = !{!25, !25, i64 0}
61 !25 = !{!"int", !26, i64 0}
62 !26 = !{!"omnipotent char", !27, i64 0}
63 !27 = !{!"Simple C++ TBAA"}
64 !28 = !DILocation(line: 6, column: 3, scope: !14)
65 !29 = !DILocation(line: 7, column: 3, scope: !14)
66 !30 = !DILocation(line: 8, column: 1, scope: !14)