| ; RUN: llc -mtriple=x86_64-pc-linux -split-dwarf-file=input.dwo -O3 \ |
| ; RUN: -function-sections -data-sections \ |
| ; RUN: -relocation-model=pic -filetype=asm \ |
| ; RUN: -generate-type-units -o - %s | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-ASM |
| ; RUN: llc -mtriple=x86_64-pc-linux -split-dwarf-file=input.dwo -O3 \ |
| ; RUN: -function-sections -data-sections \ |
| ; RUN: -relocation-model=pic -filetype=obj \ |
| ; RUN: -generate-type-units -o - %s | \ |
| ; RUN: llvm-readelf --sections - | \ |
| ; RUN: FileCheck %s --check-prefix=CHECK-ELF |
| ; Created from `clang++ -fxray-instrument -gsplit-dwarf -fdebug-types-section |
| ; -ffunction-sections -fdata-sections -emit-llvm -S input.cc`: |
| ; input.cc: |
| ; |
| ; class a { |
| ; int b(); |
| ; }; |
| ; int a::b() { |
| ; for (;;) |
| ; ; |
| ; } |
| ; |
| ; In this test we want to make sure that the xray_instr_map section for |
| ; `a::b()` is actually associated with the function's symbol instead of the |
| ; .debug_types.dwo section. |
| ; |
| ; CHECK-ASM: xray_fn_idx,"awo",@progbits,_ZN1a1bEv{{$}} |
| ; |
| ; CHECK-ELF-DAG: [[FSECT:[0-9]+]]] .text._ZN1a1bEv PROGBITS |
| ; CHECK-ELF-DAG: [{{.*}}] .debug_types.dwo PROGBITS |
| ; CHECK-ELF-DAG: [{{.*}}] xray_instr_map PROGBITS {{.*}} {{.*}} {{.*}} {{.*}} AL [[FSECT]] |
| target triple = "x86_64-pc-linux" |
| |
| %class.a = type { i8 } |
| |
| ; Function Attrs: nounwind readnone uwtable |
| define i32 @_ZN1a1bEv(%class.a* nocapture readnone) local_unnamed_addr #0 align 2 !dbg !8 { |
| tail call void @llvm.dbg.value(metadata %class.a* %0, metadata !17, metadata !DIExpression()), !dbg !19 |
| br label %2, !dbg !20 |
| |
| ; <label>:2: ; preds = %2, %1 |
| br label %2, !dbg !21, !llvm.loop !25 |
| } |
| |
| |
| ; Function Attrs: nounwind readnone speculatable |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind readnone uwtable "xray-instruction-threshold"="200" } |
| attributes #1 = { nounwind readnone speculatable } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4, !5, !6} |
| !llvm.ident = !{!7} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version trunk (trunk r312634)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, debugInfoForProfiling: true) |
| !1 = !DIFile(filename: "input.cc", directory: "/usr/local/google/home/dberris/tmp") |
| !2 = !{} |
| !3 = !{i32 2, !"Debug Info Version", i32 3} |
| !4 = !{i32 1, !"wchar_size", i32 4} |
| !5 = !{i32 7, !"PIC Level", i32 2} |
| !6 = !{i32 7, !"PIE Level", i32 2} |
| !7 = !{!"clang version trunk (trunk r312634)"} |
| !8 = distinct !DISubprogram(name: "b", linkageName: "_ZN1a1bEv", scope: !9, file: !1, line: 4, type: !12, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: true, unit: !0, declaration: !11, retainedNodes: !16) |
| !9 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "a", file: !1, line: 1, size: 8, elements: !10, identifier: "_ZTS1a") |
| !10 = !{!11} |
| !11 = !DISubprogram(name: "b", linkageName: "_ZN1a1bEv", scope: !9, file: !1, line: 2, type: !12, isLocal: false, isDefinition: false, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true) |
| !12 = !DISubroutineType(types: !13) |
| !13 = !{!14, !15} |
| !14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !15 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) |
| !16 = !{!17} |
| !17 = !DILocalVariable(name: "this", arg: 1, scope: !8, type: !18, flags: DIFlagArtificial | DIFlagObjectPointer) |
| !18 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 64) |
| !19 = !DILocation(line: 0, scope: !8) |
| !20 = !DILocation(line: 5, column: 3, scope: !8) |
| !21 = !DILocation(line: 5, column: 3, scope: !22) |
| !22 = !DILexicalBlockFile(scope: !23, file: !1, discriminator: 2) |
| !23 = distinct !DILexicalBlock(scope: !24, file: !1, line: 5, column: 3) |
| !24 = distinct !DILexicalBlock(scope: !8, file: !1, line: 5, column: 3) |
| !25 = distinct !{!25, !26, !27} |
| !26 = !DILocation(line: 5, column: 3, scope: !24) |
| !27 = !DILocation(line: 6, column: 5, scope: !24) |