llvm-6502/test/DebugInfo/X86/DW_AT_object_pointer.ll
David Blaikie c4268a6795 DebugInfo: Refactor some tests to allow DW_AT_name to not be the first attribute in a local variable.
In an effort to fix concrete variables referencing abstract origins
where the concrete variable preceeds the first inlined usage, the
addition of attributes such as name, file, etc will be delayed until the
end of the module (to wait to see if any inlined instances have
occurred, thus necessitating an abstract definition that the concrete
definition should also reference).

These test cases don't actually need to care about this ordering of
attributes, so update them to be more resilient to such changes coming
in the near future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210940 91177308-0d34-0410-b5e6-96231b3b80d8
2014-06-13 21:52:33 +00:00

91 lines
6.5 KiB
LLVM

; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
; CHECK: DW_TAG_formal_parameter [
; CHECK-NOT: ""
; CHECK: DW_TAG
; CHECK: DW_TAG_class_type
; CHECK: DW_AT_object_pointer [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[PARAM:0x[0-9a-f]*]]})
; CHECK: [[PARAM]]: DW_TAG_formal_parameter
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "this")
%class.A = type { i32 }
define i32 @_Z3fooi(i32) nounwind uwtable ssp {
entry:
%.addr = alloca i32, align 4
%a = alloca %class.A, align 4
store i32 %0, i32* %.addr, align 4
call void @llvm.dbg.declare(metadata !{i32* %.addr}, metadata !36), !dbg !35
call void @llvm.dbg.declare(metadata !{%class.A* %a}, metadata !21), !dbg !23
call void @_ZN1AC1Ev(%class.A* %a), !dbg !24
%m_a = getelementptr inbounds %class.A* %a, i32 0, i32 0, !dbg !25
%1 = load i32* %m_a, align 4, !dbg !25
ret i32 %1, !dbg !25
}
declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
define linkonce_odr void @_ZN1AC1Ev(%class.A* %this) unnamed_addr nounwind uwtable ssp align 2 {
entry:
%this.addr = alloca %class.A*, align 8
store %class.A* %this, %class.A** %this.addr, align 8
call void @llvm.dbg.declare(metadata !{%class.A** %this.addr}, metadata !26), !dbg !28
%this1 = load %class.A** %this.addr
call void @_ZN1AC2Ev(%class.A* %this1), !dbg !29
ret void, !dbg !29
}
define linkonce_odr void @_ZN1AC2Ev(%class.A* %this) unnamed_addr nounwind uwtable ssp align 2 {
entry:
%this.addr = alloca %class.A*, align 8
store %class.A* %this, %class.A** %this.addr, align 8
call void @llvm.dbg.declare(metadata !{%class.A** %this.addr}, metadata !30), !dbg !31
%this1 = load %class.A** %this.addr
%m_a = getelementptr inbounds %class.A* %this1, i32 0, i32 0, !dbg !32
store i32 0, i32* %m_a, align 4, !dbg !32
ret void, !dbg !34
}
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!38}
!0 = metadata !{i32 786449, metadata !37, i32 4, metadata !"clang version 3.2 (trunk 163586) (llvm/trunk 163570)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/echristo/debug-tests/bar.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !10, metadata !20}
!5 = metadata !{i32 786478, metadata !6, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooi", i32 7, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z3fooi, null, null, metadata !1, i32 7} ; [ DW_TAG_subprogram ] [line 7] [def] [foo]
!6 = metadata !{i32 786473, metadata !37} ; [ DW_TAG_file_type ]
!7 = metadata !{i32 786453, i32 0, null, i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!8 = metadata !{metadata !9}
!9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
!10 = metadata !{i32 786478, metadata !6, null, metadata !"A", metadata !"A", metadata !"_ZN1AC1Ev", i32 3, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*)* @_ZN1AC1Ev, null, metadata !17, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [A]
!11 = metadata !{i32 786453, i32 0, null, i32 0, 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 !{null, metadata !13}
!13 = metadata !{i32 786447, i32 0, null, i32 0, i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !14} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from A]
!14 = metadata !{i32 786434, metadata !37, null, metadata !"A", i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !15, i32 0, null, null, null} ; [ DW_TAG_class_type ] [A] [line 1, size 32, align 32, offset 0] [def] [from ]
!15 = metadata !{metadata !16, metadata !17}
!16 = metadata !{i32 786445, metadata !37, metadata !14, metadata !"m_a", i32 4, i64 32, i64 32, i64 0, i32 0, metadata !9} ; [ DW_TAG_member ] [m_a] [line 4, size 32, align 32, offset 0] [from int]
!17 = metadata !{i32 786478, metadata !6, metadata !14, metadata !"A", metadata !"A", metadata !"", i32 3, metadata !11, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !18, i32 3} ; [ DW_TAG_subprogram ] [line 3] [A]
!18 = metadata !{metadata !19}
!19 = metadata !{i32 786468} ; [ DW_TAG_base_type ] [line 0, size 0, align 0, offset 0]
!20 = metadata !{i32 786478, metadata !6, null, metadata !"A", metadata !"A", metadata !"_ZN1AC2Ev", i32 3, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*)* @_ZN1AC2Ev, null, metadata !17, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [A]
!21 = metadata !{i32 786688, metadata !22, metadata !"a", metadata !6, i32 8, metadata !14, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [a] [line 8]
!22 = metadata !{i32 786443, metadata !6, metadata !5, i32 7, i32 11, i32 0} ; [ DW_TAG_lexical_block ] [/Users/echristo/debug-tests/bar.cpp]
!23 = metadata !{i32 8, i32 5, metadata !22, null}
!24 = metadata !{i32 8, i32 6, metadata !22, null}
!25 = metadata !{i32 9, i32 3, metadata !22, null}
!26 = metadata !{i32 786689, metadata !10, metadata !"this", metadata !6, i32 16777219, metadata !27, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 3]
!27 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !14} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from A]
!28 = metadata !{i32 3, i32 3, metadata !10, null}
!29 = metadata !{i32 3, i32 18, metadata !10, null}
!30 = metadata !{i32 786689, metadata !20, metadata !"this", metadata !6, i32 16777219, metadata !27, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 3]
!31 = metadata !{i32 3, i32 3, metadata !20, null}
!32 = metadata !{i32 3, i32 9, metadata !33, null}
!33 = metadata !{i32 786443, metadata !6, metadata !20, i32 3, i32 7, i32 1} ; [ DW_TAG_lexical_block ] [/Users/echristo/debug-tests/bar.cpp]
!34 = metadata !{i32 3, i32 18, metadata !33, null}
!35 = metadata !{i32 7, i32 0, metadata !5, null}
!36 = metadata !{i32 786689, metadata !5, metadata !"", metadata !6, i32 16777223, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [line 7]
!37 = metadata !{metadata !"bar.cpp", metadata !"/Users/echristo/debug-tests"}
!38 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}