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Debug info: Add a new explicit DIDescriptor flag for the "public" access 

specifier and change the default behavior to only emit the
DW_AT_accessibility(public) attribute when the isPublic() is explicitly
set.

rdar://problem/18154959

llvm-svn: 216799
This commit is contained in:
Adrian Prantl 2014-08-29 22:44:07 +00:00
parent 97bfbb84eb
commit daedfda892
8 changed files with 194 additions and 20 deletions
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31
llvm/include/llvm/IR/DebugInfo.h
View File

@ -64,9 +64,14 @@ class DIDescriptor {
template <typename T> friend class DIRef;
public:
/// The three accessibility flags are mutually exclusive and rolled
/// together in the first two bits.
enum {
FlagPrivate = 1 << 0,
FlagProtected = 1 << 1,
FlagAccessibility = 1 << 0 | 1 << 1,
FlagPrivate = 1,
FlagProtected = 2,
FlagPublic = 3,
FlagFwdDecl = 1 << 2,
FlagAppleBlock = 1 << 3,
FlagBlockByrefStruct = 1 << 4,
@ -315,8 +320,15 @@ public:
// carry this is just plain insane.
uint64_t getOffsetInBits() const { return getUInt64Field(7); }
unsigned getFlags() const { return getUnsignedField(8); }
bool isPrivate() const { return (getFlags() & FlagPrivate) != 0; }
bool isProtected() const { return (getFlags() & FlagProtected) != 0; }
bool isPrivate() const {
return (getFlags() & FlagAccessibility) == FlagPrivate;
}
bool isProtected() const {
return (getFlags() & FlagAccessibility) == FlagProtected;
}
bool isPublic() const {
return (getFlags() & FlagAccessibility) == FlagPublic;
}
bool isForwardDecl() const { return (getFlags() & FlagFwdDecl) != 0; }
// isAppleBlock - Return true if this is the Apple Blocks extension.
bool isAppleBlockExtension() const {
@ -503,11 +515,18 @@ public:
}
/// isPrivate - Return true if this subprogram has "private"
/// access specifier.
bool isPrivate() const { return (getUnsignedField(13) & FlagPrivate) != 0; }
bool isPrivate() const {
return (getFlags() & FlagAccessibility) == FlagPrivate;
}
/// isProtected - Return true if this subprogram has "protected"
/// access specifier.
bool isProtected() const {
return (getUnsignedField(13) & FlagProtected) != 0;
return (getFlags() & FlagAccessibility) == FlagProtected;
}
/// isPublic - Return true if this subprogram has "public"
/// access specifier.
bool isPublic() const {
return (getFlags() & FlagAccessibility) == FlagPublic;
}
/// isExplicit - Return true if this subprogram is marked as explicit.
bool isExplicit() const { return (getUnsignedField(13) & FlagExplicit) != 0; }

6
llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
View File

@ -1543,7 +1543,7 @@ void DwarfUnit::applySubprogramAttributes(DISubprogram SP, DIE &SPDie) {
else if (SP.isPrivate())
addUInt(SPDie, dwarf::DW_AT_accessibility, dwarf::DW_FORM_data1,
dwarf::DW_ACCESS_private);
else
else if (SP.isPublic())
addUInt(SPDie, dwarf::DW_AT_accessibility, dwarf::DW_FORM_data1,
dwarf::DW_ACCESS_public);
@ -1960,7 +1960,7 @@ void DwarfUnit::constructMemberDIE(DIE &Buffer, DIDerivedType DT) {
addUInt(MemberDie, dwarf::DW_AT_accessibility, dwarf::DW_FORM_data1,
dwarf::DW_ACCESS_private);
// Otherwise C++ member and base classes are considered public.
else
else if (DT.isPublic())
addUInt(MemberDie, dwarf::DW_AT_accessibility, dwarf::DW_FORM_data1,
dwarf::DW_ACCESS_public);
if (DT.isVirtual())
@ -2009,7 +2009,7 @@ DIE *DwarfUnit::getOrCreateStaticMemberDIE(DIDerivedType DT) {
else if (DT.isPrivate())
addUInt(StaticMemberDIE, dwarf::DW_AT_accessibility, dwarf::DW_FORM_data1,
dwarf::DW_ACCESS_private);
else
else if (DT.isPublic())
addUInt(StaticMemberDIE, dwarf::DW_AT_accessibility, dwarf::DW_FORM_data1,
dwarf::DW_ACCESS_public);

5
llvm/lib/IR/DebugInfo.cpp
View File

@ -489,6 +489,7 @@ bool DIType::Verify() const {
Tag != dwarf::DW_TAG_inheritance && Tag != dwarf::DW_TAG_friend &&
getFilename().empty())
return false;
// DIType is abstract, it should be a BasicType, a DerivedType or
// a CompositeType.
if (isBasicType())
@ -1344,6 +1345,8 @@ void DIType::printInternal(raw_ostream &OS) const {
OS << " [private]";
else if (isProtected())
OS << " [protected]";
else if (isPublic())
OS << " [public]";
if (isArtificial())
OS << " [artificial]";
@ -1403,6 +1406,8 @@ void DISubprogram::printInternal(raw_ostream &OS) const {
OS << " [private]";
else if (isProtected())
OS << " [protected]";
else if (isPublic())
OS << " [public]";
if (isLValueReference())
OS << " [reference]";

150
llvm/test/DebugInfo/X86/debug-info-access.ll Normal file
View File

@ -0,0 +1,150 @@
; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
;
; Test the DW_AT_accessibility DWARF attribute.
;
;
; Regenerate me:
; clang++ -g tools/clang/test/CodeGenCXX/debug-info-access.cpp -S -emit-llvm -o -
;
; struct A {
; void pub_default();
; static int pub_default_static;
; };
;
; class B : public A {
; public:
; void pub();
; static int public_static;
; protected:
; void prot();
; private:
; void priv_default();
; };
;
; union U {
; void union_pub_default();
; private:
; int union_priv;
; };
;
; void free() {}
;
; A a;
; B b;
; U u;
; CHECK: DW_TAG_member
; CHECK: DW_AT_name {{.*}}"pub_default_static")
; CHECK-NOT: DW_AT_accessibility
; CHECK-NOT: DW_TAG
;
; CHECK: DW_TAG_subprogram
; CHECK: DW_AT_name {{.*}}"pub_default")
; CHECK-NOT: DW_AT_accessibility
; CHECK: DW_TAG
;
; CHECK: DW_TAG_inheritance
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_accessibility {{.*}}(0x01)
;
; CHECK: DW_TAG_member
; CHECK: DW_AT_name {{.*}}"public_static")
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_accessibility {{.*}}(0x01)
;
; CHECK: DW_TAG_subprogram
; CHECK: DW_AT_name {{.*}}"pub")
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_accessibility {{.*}}(0x01)
;
; CHECK: DW_TAG_subprogram
; CHECK: DW_AT_name {{.*}}"prot")
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_accessibility {{.*}}(0x02)
;
; CHECK: DW_TAG_subprogram
; CHECK: DW_AT_name {{.*}}"priv_default")
; CHECK-NOT: DW_AT_accessibility
; CHECK: DW_TAG
;
; CHECK: DW_TAG_member
; CHECK: DW_AT_name {{.*}}"union_priv")
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_accessibility {{.*}}(0x03)
;
; CHECK: DW_TAG_subprogram
; CHECK: DW_AT_name {{.*}}"union_pub_default")
; CHECK-NOT: DW_AT_accessibility
; CHECK: DW_TAG
;
; CHECK: DW_TAG_subprogram
; CHECK: DW_AT_name {{.*}}"free")
; CHECK-NOT: DW_AT_accessibility
; CHECK-NOT: DW_TAG
;
; ModuleID = '/llvm/tools/clang/test/CodeGenCXX/debug-info-access.cpp'
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.10.0"
%struct.A = type { i8 }
%class.B = type { i8 }
%union.U = type { i32 }
@a = global %struct.A zeroinitializer, align 1
@b = global %class.B zeroinitializer, align 1
@u = global %union.U zeroinitializer, align 4
; Function Attrs: nounwind ssp uwtable
define void @_Z4freev() #0 {
ret void, !dbg !41
}
attributes #0 = { nounwind ssp uwtable }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!38, !39}
!llvm.ident = !{!40}
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.6.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !29, metadata !34, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/llvm/tools/clang/test/CodeGenCXX/debug-info-access.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"/llvm/tools/clang/test/CodeGenCXX/debug-info-access.cpp", metadata !""}
!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !12, metadata !22}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"A", i32 3, i64 8, i64 8, i32 0, i32 0, null, metadata !5, i32 0, null, null, metadata !"_ZTS1A"} ; [ DW_TAG_structure_type ] [A] [line 3, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !8}
!6 = metadata !{i32 786445, metadata !1, metadata !"_ZTS1A", metadata !"pub_default_static", i32 7, i64 0, i64 0, i64 0, i32 4096, metadata !7, null} ; [ DW_TAG_member ] [pub_default_static] [line 7, size 0, align 0, offset 0] [static] [from int]
!7 = 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]
!8 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"pub_default", metadata !"pub_default", metadata !"_ZN1A11pub_defaultEv", i32 5, metadata !9, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 5} ; [ DW_TAG_subprogram ] [line 5] [pub_default]
!9 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !10, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!10 = metadata !{null, metadata !11}
!11 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1A]
!12 = metadata !{i32 786434, metadata !1, null, metadata !"B", i32 11, i64 8, i64 8, i32 0, i32 0, null, metadata !13, i32 0, null, null, metadata !"_ZTS1B"} ; [ DW_TAG_class_type ] [B] [line 11, size 8, align 8, offset 0] [def] [from ]
!13 = metadata !{metadata !14, metadata !15, metadata !16, metadata !20, metadata !21}
!14 = metadata !{i32 786460, null, metadata !"_ZTS1B", null, i32 0, i64 0, i64 0, i64 0, i32 3, metadata !"_ZTS1A"} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 0] [public] [from _ZTS1A]
!15 = metadata !{i32 786445, metadata !1, metadata !"_ZTS1B", metadata !"public_static", i32 16, i64 0, i64 0, i64 0, i32 4099, metadata !7, null} ; [ DW_TAG_member ] [public_static] [line 16, size 0, align 0, offset 0] [public] [static] [from int]
!16 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"pub", metadata !"pub", metadata !"_ZN1B3pubEv", i32 14, metadata !17, i1 false, i1 false, i32 0, i32 0, null, i32 259, i1 false, null, null, i32 0, null, i32 14} ; [ DW_TAG_subprogram ] [line 14] [public] [pub]
!17 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !18, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!18 = metadata !{null, metadata !19}
!19 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1B"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1B]
!20 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"prot", metadata !"prot", metadata !"_ZN1B4protEv", i32 19, metadata !17, i1 false, i1 false, i32 0, i32 0, null, i32 258, i1 false, null, null, i32 0, null, i32 19} ; [ DW_TAG_subprogram ] [line 19] [protected] [prot]
!21 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"priv_default", metadata !"priv_default", metadata !"_ZN1B12priv_defaultEv", i32 22, metadata !17, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 22} ; [ DW_TAG_subprogram ] [line 22] [priv_default]
!22 = metadata !{i32 786455, metadata !1, null, metadata !"U", i32 25, i64 32, i64 32, i64 0, i32 0, null, metadata !23, i32 0, null, null, metadata !"_ZTS1U"} ; [ DW_TAG_union_type ] [U] [line 25, size 32, align 32, offset 0] [def] [from ]
!23 = metadata !{metadata !24, metadata !25}
!24 = metadata !{i32 786445, metadata !1, metadata !"_ZTS1U", metadata !"union_priv", i32 30, i64 32, i64 32, i64 0, i32 1, metadata !7} ; [ DW_TAG_member ] [union_priv] [line 30, size 32, align 32, offset 0] [private] [from int]
!25 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1U", metadata !"union_pub_default", metadata !"union_pub_default", metadata !"_ZN1U17union_pub_defaultEv", i32 27, metadata !26, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 27} ; [ DW_TAG_subprogram ] [line 27] [union_pub_default]
!26 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !27, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!27 = metadata !{null, metadata !28}
!28 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1U"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1U]
!29 = metadata !{metadata !30}
!30 = metadata !{i32 786478, metadata !1, metadata !31, metadata !"free", metadata !"free", metadata !"_Z4freev", i32 35, metadata !32, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z4freev, null, null, metadata !2, i32 35} ; [ DW_TAG_subprogram ] [line 35] [def] [free]
!31 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/llvm/tools/clang/test/CodeGenCXX/debug-info-access.cpp]
!32 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !33, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!33 = metadata !{null}
!34 = metadata !{metadata !35, metadata !36, metadata !37}
!35 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !31, i32 37, metadata !"_ZTS1A", i32 0, i32 1, %struct.A* @a, null} ; [ DW_TAG_variable ] [a] [line 37] [def]
!36 = metadata !{i32 786484, i32 0, null, metadata !"b", metadata !"b", metadata !"", metadata !31, i32 38, metadata !"_ZTS1B", i32 0, i32 1, %class.B* @b, null} ; [ DW_TAG_variable ] [b] [line 38] [def]
!37 = metadata !{i32 786484, i32 0, null, metadata !"u", metadata !"u", metadata !"", metadata !31, i32 39, metadata !"_ZTS1U", i32 0, i32 1, %union.U* @u, null} ; [ DW_TAG_variable ] [u] [line 39] [def]
!38 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
!39 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
!40 = metadata !{metadata !"clang version 3.6.0 "}
!41 = metadata !{i32 35, i32 14, metadata !30, null}

6
llvm/test/DebugInfo/X86/debug-info-static-member.ll
View File

@ -79,10 +79,10 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
!20 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"const_b", i32 7, i64 0, i64 0, i64 0, i32 4098, metadata !21, float 0x40091EB860000000} ; [ DW_TAG_member ] [const_b] [line 7, size 0, align 0, offset 0] [protected] [static] [from ]
!21 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !22} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from float]
!22 = metadata !{i32 786468, null, null, metadata !"float", i32 0, i64 32, i64 32, i64 0, i32 0, i32 4} ; [ DW_TAG_base_type ] [float] [line 0, size 32, align 32, offset 0, enc DW_ATE_float]
!23 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"c", i32 9, i64 0, i64 0, i64 0, i32 4096, metadata !9, null} ; [ DW_TAG_member ] [c] [line 9, size 0, align 0, offset 0] [static] [from int]
!24 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"const_c", i32 10, i64 0, i64 0, i64 0, i32 4096, metadata !25, i32 18} ; [ DW_TAG_member ] [const_c] [line 10, size 0, align 0, offset 0] [static] [from ]
!23 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"c", i32 9, i64 0, i64 0, i64 0, i32 4099, metadata !9, null} ; [ DW_TAG_member ] [c] [line 9, size 0, align 0, offset 0] [static] [from int]
!24 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"const_c", i32 10, i64 0, i64 0, i64 0, i32 4099, metadata !25, i32 18} ; [ DW_TAG_member ] [const_c] [line 10, size 0, align 0, offset 0] [static] [from ]
!25 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !9} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from int]
!26 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"d", i32 11, i64 32, i64 32, i64 0, i32 0, metadata !9} ; [ DW_TAG_member ] [d] [line 11, size 32, align 32, offset 0] [from int]
!26 = metadata !{i32 786445, metadata !33, metadata !13, metadata !"d", i32 11, i64 32, i64 32, i64 0, i32 3, metadata !9} ; [ DW_TAG_member ] [d] [line 11, size 32, align 32, offset 0] [from int]
!27 = metadata !{i32 786484, i32 0, metadata !13, metadata !"b", metadata !"b", metadata !"_ZN1C1bE", metadata !6, i32 15, metadata !9, i32 0, i32 1, i32* @_ZN1C1bE, metadata !19} ; [ DW_TAG_variable ] [b] [line 15] [def]
!28 = metadata !{i32 786484, i32 0, metadata !13, metadata !"c", metadata !"c", metadata !"_ZN1C1cE", metadata !6, i32 16, metadata !9, i32 0, i32 1, i32* @_ZN1C1cE, metadata !23} ; [ DW_TAG_variable ] [c] [line 16] [def]
!29 = metadata !{i32 786688, metadata !5, metadata !"instance_C", metadata !6, i32 20, metadata !13, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [instance_C] [line 20]

4
llvm/test/DebugInfo/X86/sret.ll
View File

@ -3,8 +3,8 @@
; Based on the debuginfo-tests/sret.cpp code.
; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x5b59949640ec1580)
; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x5b59949640ec1580)
; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x51ac5644b1937aa1)
; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x51ac5644b1937aa1)
%class.A = type { i32 (...)**, i32 }
%class.B = type { i8 }

4
llvm/test/Linker/type-unique-simple2-a.ll
View File

@ -94,12 +94,12 @@ attributes #4 = { nounwind readnone }
!11 = metadata !{i32 786453, i32 0, null, 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 !13}
!13 = 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]
!14 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"setFoo", metadata !"setFoo", metadata !"_ZN1A6setFooEv", i32 4, metadata !15, i1 false, i1 false, i32 1, i32 0, metadata !"_ZTS1A", i32 256, i1 false, null, null, i32 0, metadata !18, i32 4} ; [ DW_TAG_subprogram ] [line 4] [setFoo]
!14 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"setFoo", metadata !"setFoo", metadata !"_ZN1A6setFooEv", i32 4, metadata !15, i1 false, i1 false, i32 1, i32 0, metadata !"_ZTS1A", i32 259, i1 false, null, null, i32 0, metadata !18, i32 4} ; [ DW_TAG_subprogram ] [line 4] [setFoo]
!15 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!16 = metadata !{null, metadata !17}
!17 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1A]
!18 = metadata !{i32 786468}
!19 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"getFoo", metadata !"getFoo", metadata !"_ZN1A6getFooEv", i32 5, metadata !20, i1 false, i1 false, i32 1, i32 1, metadata !"_ZTS1A", i32 256, i1 false, null, null, i32 0, metadata !25, i32 5} ; [ DW_TAG_subprogram ] [line 5] [getFoo]
!19 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"getFoo", metadata !"getFoo", metadata !"_ZN1A6getFooEv", i32 5, metadata !20, i1 false, i1 false, i32 1, i32 1, metadata !"_ZTS1A", i32 259, i1 false, null, null, i32 0, metadata !25, i32 5} ; [ DW_TAG_subprogram ] [line 5] [getFoo]
!20 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !21, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!21 = metadata !{metadata !22, metadata !17}
!22 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !23} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from foo_t]

8
llvm/test/Linker/type-unique-simple2-b.ll
View File

@ -61,21 +61,21 @@ attributes #1 = { nounwind readnone }
!11 = metadata !{i32 786453, i32 0, null, 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 !13}
!13 = 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]
!14 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"setFoo", metadata !"setFoo", metadata !"_ZN1A6setFooEv", i32 4, metadata !15, i1 false, i1 false, i32 1, i32 0, metadata !"_ZTS1A", i32 256, i1 false, null, null, i32 0, metadata !18, i32 4} ; [ DW_TAG_subprogram ] [line 4] [setFoo]
!14 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"setFoo", metadata !"setFoo", metadata !"_ZN1A6setFooEv", i32 4, metadata !15, i1 false, i1 false, i32 1, i32 0, metadata !"_ZTS1A", i32 259, i1 false, null, null, i32 0, metadata !18, i32 4} ; [ DW_TAG_subprogram ] [line 4] [setFoo]
!15 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!16 = metadata !{null, metadata !17}
!17 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1A]
!18 = metadata !{i32 786468}
!19 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"getFoo", metadata !"getFoo", metadata !"_ZN1A6getFooEv", i32 5, metadata !20, i1 false, i1 false, i32 1, i32 1, metadata !"_ZTS1A", i32 256, i1 false, null, null, i32 0, metadata !24, i32 5} ; [ DW_TAG_subprogram ] [line 5] [getFoo]
!19 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1A", metadata !"getFoo", metadata !"getFoo", metadata !"_ZN1A6getFooEv", i32 5, metadata !20, i1 false, i1 false, i32 1, i32 1, metadata !"_ZTS1A", i32 259, i1 false, null, null, i32 0, metadata !24, i32 5} ; [ DW_TAG_subprogram ] [line 5] [getFoo]
!20 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !21, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!21 = metadata !{metadata !22, metadata !17}
!22 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !23} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from foo_t]
!23 = metadata !{i32 786454, metadata !5, null, metadata !"foo_t", i32 1, i64 0, i64 0, i64 0, i32 0, metadata !13} ; [ DW_TAG_typedef ] [foo_t] [line 1, size 0, align 0, offset 0] [from int]
!24 = metadata !{i32 786468}
!25 = metadata !{metadata !26, metadata !28}
!26 = metadata !{i32 786478, metadata !27, metadata !"_ZTS1A", metadata !"setFoo", metadata !"setFoo", metadata !"_ZN1A6setFooEv", i32 2, metadata !15, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*)* @_ZN1A6setFooEv, null, metadata !14, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [setFoo]
!26 = metadata !{i32 786478, metadata !27, metadata !"_ZTS1A", metadata !"setFoo", metadata !"setFoo", metadata !"_ZN1A6setFooEv", i32 2, metadata !15, i1 false, i1 true, i32 0, i32 0, null, i32 259, i1 false, void (%class.A*)* @_ZN1A6setFooEv, null, metadata !14, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [setFoo]
!27 = metadata !{metadata !"b.cpp", metadata !""}
!28 = metadata !{i32 786478, metadata !27, metadata !"_ZTS1A", metadata !"getFoo", metadata !"getFoo", metadata !"_ZN1A6getFooEv", i32 4, metadata !20, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (%class.A*)* @_ZN1A6getFooEv, null, metadata !19, metadata !2, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [getFoo]
!28 = metadata !{i32 786478, metadata !27, metadata !"_ZTS1A", metadata !"getFoo", metadata !"getFoo", metadata !"_ZN1A6getFooEv", i32 4, metadata !20, i1 false, i1 true, i32 0, i32 0, null, i32 259, i1 false, i32 (%class.A*)* @_ZN1A6getFooEv, null, metadata !19, metadata !2, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [getFoo]
!29 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
!30 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
!31 = metadata !{metadata !"clang version 3.5 "}