llvm-6502/test/CodeGen/ARM/2011-01-19-MergedGlobalDbg.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

129 lines
8.2 KiB
LLVM

; RUN: llc < %s | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32"
target triple = "thumbv7-apple-darwin10"
@x1 = internal global i8 1, align 1
@x2 = internal global i8 1, align 1
@x3 = internal global i8 1, align 1
@x4 = internal global i8 1, align 1
@x5 = global i8 1, align 1
; Check debug info output for merged global.
; DW_AT_location
; DW_OP_addr
; DW_OP_plus
; .long __MergedGlobals
; DW_OP_constu
; offset
;CHECK: .long Lset6
;CHECK-NEXT: @ DW_AT_type
;CHECK-NEXT: @ DW_AT_decl_file
;CHECK-NEXT: @ DW_AT_decl_line
;CHECK-NEXT: @ DW_AT_location
;CHECK-NEXT: .byte 3
;CHECK-NEXT: .long __MergedGlobals
;CHECK-NEXT: .byte 16
;CHECK-NEXT: .byte 1
;CHECK-NEXT: .byte 34
define zeroext i8 @get1(i8 zeroext %a) nounwind optsize {
entry:
tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !10), !dbg !30
%0 = load i8* @x1, align 4, !dbg !30
tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !11), !dbg !30
store i8 %a, i8* @x1, align 4, !dbg !30
ret i8 %0, !dbg !31
}
declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
define zeroext i8 @get2(i8 zeroext %a) nounwind optsize {
entry:
tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !18), !dbg !32
%0 = load i8* @x2, align 4, !dbg !32
tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !19), !dbg !32
store i8 %a, i8* @x2, align 4, !dbg !32
ret i8 %0, !dbg !33
}
define zeroext i8 @get3(i8 zeroext %a) nounwind optsize {
entry:
tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !21), !dbg !34
%0 = load i8* @x3, align 4, !dbg !34
tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !22), !dbg !34
store i8 %a, i8* @x3, align 4, !dbg !34
ret i8 %0, !dbg !35
}
define zeroext i8 @get4(i8 zeroext %a) nounwind optsize {
entry:
tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !24), !dbg !36
%0 = load i8* @x4, align 4, !dbg !36
tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !25), !dbg !36
store i8 %a, i8* @x4, align 4, !dbg !36
ret i8 %0, !dbg !37
}
define zeroext i8 @get5(i8 zeroext %a) nounwind optsize {
entry:
tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !27), !dbg !38
%0 = load i8* @x5, align 4, !dbg !38
tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !28), !dbg !38
store i8 %a, i8* @x5, align 4, !dbg !38
ret i8 %0, !dbg !39
}
!llvm.dbg.cu = !{!2}
!0 = metadata !{i32 786478, metadata !47, metadata !1, metadata !"get1", metadata !"get1", metadata !"get1", i32 4, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8 (i8)* @get1, null, null, metadata !42, i32 4} ; [ DW_TAG_subprogram ]
!1 = metadata !{i32 786473, metadata !47} ; [ DW_TAG_file_type ]
!2 = metadata !{i32 786449, metadata !47, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)", i1 true, metadata !"", i32 0, metadata !48, metadata !48, metadata !40, metadata !41, metadata !41, metadata !""} ; [ DW_TAG_compile_unit ]
!3 = metadata !{i32 786453, metadata !47, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!4 = metadata !{metadata !5, metadata !5}
!5 = metadata !{i32 786468, metadata !47, metadata !1, metadata !"_Bool", i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ]
!6 = metadata !{i32 786478, metadata !47, metadata !1, metadata !"get2", metadata !"get2", metadata !"get2", i32 7, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8 (i8)* @get2, null, null, metadata !43, i32 7} ; [ DW_TAG_subprogram ]
!7 = metadata !{i32 786478, metadata !47, metadata !1, metadata !"get3", metadata !"get3", metadata !"get3", i32 10, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8 (i8)* @get3, null, null, metadata !44, i32 10} ; [ DW_TAG_subprogram ]
!8 = metadata !{i32 786478, metadata !47, metadata !1, metadata !"get4", metadata !"get4", metadata !"get4", i32 13, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8 (i8)* @get4, null, null, metadata !45, i32 13} ; [ DW_TAG_subprogram ]
!9 = metadata !{i32 786478, metadata !47, metadata !1, metadata !"get5", metadata !"get5", metadata !"get5", i32 16, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8 (i8)* @get5, null, null, metadata !46, i32 16} ; [ DW_TAG_subprogram ]
!10 = metadata !{i32 786689, metadata !0, metadata !"a", metadata !1, i32 4, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
!11 = metadata !{i32 786688, metadata !12, metadata !"b", metadata !1, i32 4, metadata !5, i32 0, null} ; [ DW_TAG_auto_variable ]
!12 = metadata !{i32 786443, metadata !47, metadata !0, i32 4, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
!13 = metadata !{i32 786484, i32 0, metadata !1, metadata !"x1", metadata !"x1", metadata !"", metadata !1, i32 3, metadata !5, i1 true, i1 true, i8* @x1, null} ; [ DW_TAG_variable ]
!14 = metadata !{i32 786484, i32 0, metadata !1, metadata !"x2", metadata !"x2", metadata !"", metadata !1, i32 6, metadata !5, i1 true, i1 true, i8* @x2, null} ; [ DW_TAG_variable ]
!15 = metadata !{i32 786484, i32 0, metadata !1, metadata !"x3", metadata !"x3", metadata !"", metadata !1, i32 9, metadata !5, i1 true, i1 true, i8* @x3, null} ; [ DW_TAG_variable ]
!16 = metadata !{i32 786484, i32 0, metadata !1, metadata !"x4", metadata !"x4", metadata !"", metadata !1, i32 12, metadata !5, i1 true, i1 true, i8* @x4, null} ; [ DW_TAG_variable ]
!17 = metadata !{i32 786484, i32 0, metadata !1, metadata !"x5", metadata !"x5", metadata !"", metadata !1, i32 15, metadata !5, i1 false, i1 true, i8* @x5, null} ; [ DW_TAG_variable ]
!18 = metadata !{i32 786689, metadata !6, metadata !"a", metadata !1, i32 7, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
!19 = metadata !{i32 786688, metadata !20, metadata !"b", metadata !1, i32 7, metadata !5, i32 0, null} ; [ DW_TAG_auto_variable ]
!20 = metadata !{i32 786443, metadata !47, metadata !6, i32 7, i32 0, i32 1} ; [ DW_TAG_lexical_block ]
!21 = metadata !{i32 786689, metadata !7, metadata !"a", metadata !1, i32 10, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
!22 = metadata !{i32 786688, metadata !23, metadata !"b", metadata !1, i32 10, metadata !5, i32 0, null} ; [ DW_TAG_auto_variable ]
!23 = metadata !{i32 786443, metadata !47, metadata !7, i32 10, i32 0, i32 2} ; [ DW_TAG_lexical_block ]
!24 = metadata !{i32 786689, metadata !8, metadata !"a", metadata !1, i32 13, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
!25 = metadata !{i32 786688, metadata !26, metadata !"b", metadata !1, i32 13, metadata !5, i32 0, null} ; [ DW_TAG_auto_variable ]
!26 = metadata !{i32 786443, metadata !47, metadata !8, i32 13, i32 0, i32 3} ; [ DW_TAG_lexical_block ]
!27 = metadata !{i32 786689, metadata !9, metadata !"a", metadata !1, i32 16, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
!28 = metadata !{i32 786688, metadata !29, metadata !"b", metadata !1, i32 16, metadata !5, i32 0, null} ; [ DW_TAG_auto_variable ]
!29 = metadata !{i32 786443, metadata !47, metadata !9, i32 16, i32 0, i32 4} ; [ DW_TAG_lexical_block ]
!30 = metadata !{i32 4, i32 0, metadata !0, null}
!31 = metadata !{i32 4, i32 0, metadata !12, null}
!32 = metadata !{i32 7, i32 0, metadata !6, null}
!33 = metadata !{i32 7, i32 0, metadata !20, null}
!34 = metadata !{i32 10, i32 0, metadata !7, null}
!35 = metadata !{i32 10, i32 0, metadata !23, null}
!36 = metadata !{i32 13, i32 0, metadata !8, null}
!37 = metadata !{i32 13, i32 0, metadata !26, null}
!38 = metadata !{i32 16, i32 0, metadata !9, null}
!39 = metadata !{i32 16, i32 0, metadata !29, null}
!40 = metadata !{metadata !0, metadata !6, metadata !7, metadata !8, metadata !9}
!41 = metadata !{metadata !13, metadata !14, metadata !15, metadata !16, metadata !17}
!42 = metadata !{metadata !10, metadata !11}
!43 = metadata !{metadata !18, metadata !19}
!44 = metadata !{metadata !21, metadata !22}
!45 = metadata !{metadata !24, metadata !25}
!46 = metadata !{metadata !27, metadata !28}
!47 = metadata !{metadata !"foo.c", metadata !"/tmp/"}
!48 = metadata !{i32 0}