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https://github.com/c64scene-ar/llvm-6502.git
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bec50063a5
We are going to drop debug info without a version number or with a different version number, to make sure we don't crash when we see bitcode files with different debug info metadata format. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195504 91177308-0d34-0410-b5e6-96231b3b80d8
70 lines
4.7 KiB
LLVM
70 lines
4.7 KiB
LLVM
; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
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; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
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; test that the DW_AT_specification is a back edge in the file.
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "zed")
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; CHECK: DW_TAG_subprogram
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; CHECK-NEXT: DW_AT_specification [DW_FORM_ref4] (cu + {{.*}} => {[[BACK:0x[0-9a-f]*]]})
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; CHECK: [[BACK]]: DW_TAG_subprogram
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%struct.foo = type { i8 }
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define void @_Z3zedP3foo(%struct.foo* %x) uwtable {
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entry:
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%x.addr = alloca %struct.foo*, align 8
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store %struct.foo* %x, %struct.foo** %x.addr, align 8
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call void @llvm.dbg.declare(metadata !{%struct.foo** %x.addr}, metadata !23), !dbg !24
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%0 = load %struct.foo** %x.addr, align 8, !dbg !25
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call void @_ZN3foo3barEv(%struct.foo* %0), !dbg !25
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ret void, !dbg !27
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}
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declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
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define linkonce_odr void @_ZN3foo3barEv(%struct.foo* %this) nounwind uwtable align 2 {
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entry:
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%this.addr = alloca %struct.foo*, align 8
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store %struct.foo* %this, %struct.foo** %this.addr, align 8
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call void @llvm.dbg.declare(metadata !{%struct.foo** %this.addr}, metadata !28), !dbg !29
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%this1 = load %struct.foo** %this.addr
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ret void, !dbg !30
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!33}
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!0 = metadata !{i32 786449, metadata !32, i32 4, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
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!1 = metadata !{i32 0}
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!3 = metadata !{metadata !5, metadata !20}
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!5 = metadata !{i32 720942, metadata !6, metadata !6, metadata !"zed", metadata !"zed", metadata !"_Z3zedP3foo", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.foo*)* @_Z3zedP3foo, null, null, metadata !21, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [zed]
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!6 = metadata !{i32 720937, metadata !32} ; [ DW_TAG_file_type ]
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!7 = metadata !{i32 720917, i32 0, null, i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!8 = metadata !{null, metadata !9}
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!9 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
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!10 = metadata !{i32 720898, metadata !32, null, metadata !"foo", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !11, i32 0, null, null, null} ; [ DW_TAG_class_type ] [foo] [line 1, size 8, align 8, offset 0] [def] [from ]
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!11 = metadata !{metadata !12}
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!12 = metadata !{i32 720942, metadata !6, metadata !10, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEv", i32 2, metadata !13, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !16, i32 2} ; [ DW_TAG_subprogram ]
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!13 = metadata !{i32 720917, i32 0, null, i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !14, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!14 = metadata !{null, metadata !15}
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!15 = metadata !{i32 786447, i32 0, null, i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !10} ; [ DW_TAG_pointer_type ]
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!16 = metadata !{metadata !17}
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!17 = metadata !{i32 720932} ; [ DW_TAG_base_type ]
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!18 = metadata !{metadata !19}
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!19 = metadata !{i32 720932} ; [ DW_TAG_base_type ]
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!20 = metadata !{i32 720942, metadata !6, null, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEv", i32 2, metadata !13, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.foo*)* @_ZN3foo3barEv, null, metadata !12, metadata !21, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [bar]
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!21 = metadata !{metadata !22}
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!22 = metadata !{i32 720932} ; [ DW_TAG_base_type ]
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!23 = metadata !{i32 786689, metadata !5, metadata !"x", metadata !6, i32 16777220, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
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!24 = metadata !{i32 4, i32 15, metadata !5, null}
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!25 = metadata !{i32 4, i32 20, metadata !26, null}
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!26 = metadata !{i32 786443, metadata !6, metadata !5, i32 4, i32 18, i32 0} ; [ DW_TAG_lexical_block ]
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!27 = metadata !{i32 4, i32 30, metadata !26, null}
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!28 = metadata !{i32 786689, metadata !20, metadata !"this", metadata !6, i32 16777218, metadata !15, i32 64, i32 0} ; [ DW_TAG_arg_variable ]
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!29 = metadata !{i32 2, i32 8, metadata !20, null}
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!30 = metadata !{i32 2, i32 15, metadata !31, null}
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!31 = metadata !{i32 786443, metadata !6, metadata !20, i32 2, i32 14, i32 1} ; [ DW_TAG_lexical_block ]
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!32 = metadata !{metadata !"/home/espindola/llvm/test.cc", metadata !"/home/espindola/tmpfs/build"}
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!33 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
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