llvm/test/DebugInfo/2010-04-06-NestedFnDbgInfo.ll
Manman Ren 6e3cd0ebe2 Debug Info: add an identifier field to DICompositeType.
DICompositeType will have an identifier field at position 14. For now, the
field is set to null in DIBuilder.
For DICompositeTypes where the template argument field (the 13th field)
was optional, modify DIBuilder to make sure the template argument field is set.
Now DICompositeType has 15 fields.

Update DIBuilder to use NULL instead of "i32 0" for null value of a MDNode.
Update verifier to check that DICompositeType has 15 fields and the last
field is null or a MDString.

Update testing cases to include an extra field for DICompositeType.
The identifier field will be used by type uniquing so a front end can
genearte a DICompositeType with a unique identifer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189282 91177308-0d34-0410-b5e6-96231b3b80d8
2013-08-26 22:39:55 +00:00

95 lines
6.7 KiB
LLVM

; RUN: llvm-as < %s | llc -asm-verbose -O0 | grep AT_specification | count 2
; Radar 7833483
; Do not emit AT_specification for nested function foo.
%class.A = type { i8 }
%class.B = type { i8 }
define i32 @main() ssp {
entry:
%retval = alloca i32, align 4 ; <i32*> [#uses=3]
%b = alloca %class.A, align 1 ; <%class.A*> [#uses=1]
store i32 0, i32* %retval
call void @llvm.dbg.declare(metadata !{%class.A* %b}, metadata !0), !dbg !14
%call = call i32 @_ZN1B2fnEv(%class.A* %b), !dbg !15 ; <i32> [#uses=1]
store i32 %call, i32* %retval, !dbg !15
%0 = load i32* %retval, !dbg !16 ; <i32> [#uses=1]
ret i32 %0, !dbg !16
}
declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
define linkonce_odr i32 @_ZN1B2fnEv(%class.A* %this) ssp align 2 {
entry:
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
%this.addr = alloca %class.A*, align 8 ; <%class.A**> [#uses=2]
%a = alloca %class.A, align 1 ; <%class.A*> [#uses=1]
%i = alloca i32, align 4 ; <i32*> [#uses=2]
store %class.A* %this, %class.A** %this.addr
call void @llvm.dbg.declare(metadata !{%class.A** %this.addr}, metadata !17), !dbg !18
%this1 = load %class.A** %this.addr ; <%class.A*> [#uses=0]
call void @llvm.dbg.declare(metadata !{%class.A* %a}, metadata !19), !dbg !27
call void @llvm.dbg.declare(metadata !{i32* %i}, metadata !28), !dbg !29
%call = call i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %a), !dbg !30 ; <i32> [#uses=1]
store i32 %call, i32* %i, !dbg !30
%tmp = load i32* %i, !dbg !31 ; <i32> [#uses=1]
store i32 %tmp, i32* %retval, !dbg !31
%0 = load i32* %retval, !dbg !32 ; <i32> [#uses=1]
ret i32 %0, !dbg !32
}
define internal i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %this) ssp align 2 {
entry:
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
%this.addr = alloca %class.A*, align 8 ; <%class.A**> [#uses=2]
store %class.A* %this, %class.A** %this.addr
call void @llvm.dbg.declare(metadata !{%class.A** %this.addr}, metadata !33), !dbg !34
%this1 = load %class.A** %this.addr ; <%class.A*> [#uses=0]
store i32 42, i32* %retval, !dbg !35
%0 = load i32* %retval, !dbg !35 ; <i32> [#uses=1]
ret i32 %0, !dbg !35
}
!llvm.dbg.cu = !{!4}
!37 = metadata !{metadata !2, metadata !10, metadata !23}
!0 = metadata !{i32 786688, metadata !1, metadata !"b", metadata !3, i32 16, metadata !8, i32 0, null} ; [ DW_TAG_auto_variable ]
!1 = metadata !{i32 786443, metadata !38, metadata !2, i32 15, i32 12, i32 0} ; [ DW_TAG_lexical_block ]
!2 = metadata !{i32 786478, metadata !38, metadata !3, metadata !"main", metadata !"main", metadata !"main", i32 15, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, i32 ()* @main, null, null, null, i32 15} ; [ DW_TAG_subprogram ]
!3 = metadata !{i32 786473, metadata !38} ; [ DW_TAG_file_type ]
!4 = metadata !{i32 786449, metadata !38, i32 4, metadata !"clang 1.5", i1 false, metadata !"", i32 0, metadata !39, metadata !39, metadata !37, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
!5 = metadata !{i32 786453, metadata !38, metadata !3, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!6 = metadata !{metadata !7}
!7 = metadata !{i32 786468, metadata !38, metadata !3, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!8 = metadata !{i32 786434, metadata !38, metadata !3, metadata !"B", i32 2, i64 8, i64 8, i64 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_class_type ] [B] [line 2, size 8, align 8, offset 0] [def] [from ]
!9 = metadata !{metadata !10}
!10 = metadata !{i32 786478, metadata !38, metadata !8, metadata !"fn", metadata !"fn", metadata !"_ZN1B2fnEv", i32 4, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, i32 (%class.A*)* @_ZN1B2fnEv, null, null, null, i32 4} ; [ DW_TAG_subprogram ]
!11 = metadata !{i32 786453, metadata !38, metadata !3, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !12, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!12 = metadata !{metadata !7, metadata !13}
!13 = metadata !{i32 786447, metadata !38, metadata !3, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 64, metadata !8} ; [ DW_TAG_pointer_type ]
!14 = metadata !{i32 16, i32 5, metadata !1, null}
!15 = metadata !{i32 17, i32 3, metadata !1, null}
!16 = metadata !{i32 18, i32 1, metadata !2, null}
!17 = metadata !{i32 786689, metadata !10, metadata !"this", metadata !3, i32 4, metadata !13, i32 0, null} ; [ DW_TAG_arg_variable ]
!18 = metadata !{i32 4, i32 7, metadata !10, null}
!19 = metadata !{i32 786688, metadata !20, metadata !"a", metadata !3, i32 9, metadata !21, i32 0, null} ; [ DW_TAG_auto_variable ]
!20 = metadata !{i32 786443, metadata !38, metadata !10, i32 4, i32 12, i32 0} ; [ DW_TAG_lexical_block ]
!21 = metadata !{i32 786434, metadata !38, metadata !10, metadata !"A", i32 5, i64 8, i64 8, i64 0, i32 0, null, metadata !22, i32 0, null, null, null} ; [ DW_TAG_class_type ] [A] [line 5, size 8, align 8, offset 0] [def] [from ]
!22 = metadata !{metadata !23}
!23 = metadata !{i32 786478, metadata !38, metadata !21, metadata !"foo", metadata !"foo", metadata !"_ZZN1B2fnEvEN1A3fooEv", i32 7, metadata !24, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, i32 (%class.A*)* @_ZZN1B2fnEvEN1A3fooEv, null, null, null, i32 7} ; [ DW_TAG_subprogram ]
!24 = metadata !{i32 786453, metadata !38, metadata !3, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !25, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!25 = metadata !{metadata !7, metadata !26}
!26 = metadata !{i32 786447, metadata !38, metadata !3, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 64, metadata !21} ; [ DW_TAG_pointer_type ]
!27 = metadata !{i32 9, i32 7, metadata !20, null}
!28 = metadata !{i32 786688, metadata !20, metadata !"i", metadata !3, i32 10, metadata !7, i32 0, null} ; [ DW_TAG_auto_variable ]
!29 = metadata !{i32 10, i32 9, metadata !20, null}
!30 = metadata !{i32 10, i32 5, metadata !20, null}
!31 = metadata !{i32 11, i32 5, metadata !20, null}
!32 = metadata !{i32 12, i32 3, metadata !10, null}
!33 = metadata !{i32 786689, metadata !23, metadata !"this", metadata !3, i32 7, metadata !26, i32 0, null} ; [ DW_TAG_arg_variable ]
!34 = metadata !{i32 7, i32 11, metadata !23, null}
!35 = metadata !{i32 7, i32 19, metadata !36, null}
!36 = metadata !{i32 786443, metadata !38, metadata !23, i32 7, i32 17, i32 0} ; [ DW_TAG_lexical_block ]
!38 = metadata !{metadata !"one.cc", metadata !"/tmp" }
!39 = metadata !{i32 0}