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79 lines
3.3 KiB
79 lines
3.3 KiB
4 months ago
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; Verify the emission of accelerator tables for various targets for the DWARF<=4 case
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; Darwin has the apple tables unless we specifically tune for gdb
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; RUN: llc -mtriple=x86_64-apple-darwin12 -filetype=obj < %s > %t
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; RUN: llvm-readobj --sections %t | FileCheck --check-prefix=APPLE %s
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; RUN: llvm-dwarfdump -apple-names %t | FileCheck --check-prefix=APPLE-NAMES %s
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; RUN: llc -mtriple=x86_64-apple-darwin12 -filetype=obj -debugger-tune=gdb < %s \
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; RUN: | llvm-readobj --sections - | FileCheck --check-prefix=GNU %s
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; Linux does has debug_names tables only if we explicitly tune for lldb
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; RUN: llc -mtriple=x86_64-pc-linux -filetype=obj < %s \
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; RUN: | llvm-readobj --sections - | FileCheck --check-prefix=GNU %s
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; RUN: llc -mtriple=x86_64-pc-linux -filetype=obj -debugger-tune=lldb < %s \
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; RUN: | llvm-readobj --sections - | FileCheck --check-prefix=GNU %s
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; No accelerator tables if type units are enabled, as DWARF v4 type units are
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; not compatible with accelerator tables.
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; RUN: llc -mtriple=x86_64-pc-linux -filetype=obj -generate-type-units -debugger-tune=lldb < %s \
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; RUN: | llvm-readobj --sections - | FileCheck --check-prefix=NONE %s
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; Debug types are ignored for non-ELF targets which means it shouldn't affect
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; accelerator table generation.
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; RUN: llc -mtriple=x86_64-apple-darwin12 -generate-type-units -filetype=obj < %s \
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; RUN: | llvm-readobj --sections - | FileCheck --check-prefix=APPLE %s
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; APPLE-NOT: debug_names
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; APPLE-NOT: debug{{.*}}pub
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; APPLE: apple_names
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; APPLE-NOT: debug_names
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; APPLE: debug{{.*}}pub
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; APPLE-NAMES: Hashes count: 3
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; GNU-NOT: apple_names
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; GNU-NOT: debug_names
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; GNU: gnu_pub
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; GNU-NOT: apple_names
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; GNU-NOT: debug_names
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; NONE-NOT: apple_names
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; NONE-NOT: debug_names
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; NONE: debug_gnu_pub
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@var = thread_local global i32 0, align 4, !dbg !0
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; Function Attrs: norecurse nounwind readnone uwtable
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define void @_Z3funv() local_unnamed_addr #0 !dbg !11 {
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ret void, !dbg !14
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}
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; Function Attrs: norecurse uwtable
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define weak_odr hidden i32* @_ZTW3var() local_unnamed_addr #1 {
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ret i32* @var
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}
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attributes #0 = { norecurse nounwind readnone uwtable }
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attributes #1 = { norecurse uwtable }
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!7, !8, !9}
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!llvm.ident = !{!10}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "var", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true)
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!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 7.0.0 (trunk 322268) (llvm/trunk 322267)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: GNU)
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!3 = !DIFile(filename: "debugger-tune.cpp", directory: "/tmp")
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!4 = !{}
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!5 = !{!0}
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!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!7 = !{i32 2, !"Dwarf Version", i32 4}
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!8 = !{i32 2, !"Debug Info Version", i32 3}
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!9 = !{i32 1, !"wchar_size", i32 4}
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!10 = !{!"clang version 7.0.0 (trunk 322268) (llvm/trunk 322267)"}
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!11 = distinct !DISubprogram(name: "fun", linkageName: "_Z3funv", scope: !3, file: !3, line: 2, type: !12, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !4)
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!12 = !DISubroutineType(types: !13)
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!13 = !{null}
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!14 = !DILocation(line: 2, column: 13, scope: !11)
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