[Lldb-commits] [lldb] r333222 - DWARFDIE split out to DWARFBaseDIE
Jan Kratochvil via lldb-commits
lldb-commits at lists.llvm.org
Thu May 24 13:44:48 PDT 2018
Author: jankratochvil
Date: Thu May 24 13:44:48 2018
New Revision: 333222
URL: http://llvm.org/viewvc/llvm-project?rev=333222&view=rev
Log:
DWARFDIE split out to DWARFBaseDIE
This new DWARFBaseDIE is going to be used for DWARFUnit::GetUnitDIEOnly() as
other DIEs are unavailable that time so the caller should not have methods
available to access them.
This patch is only a mechanical split without any use of it.
Differential revision: https://reviews.llvm.org/D47275
Added:
lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.cpp
lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.h
Modified:
lldb/trunk/source/Plugins/SymbolFile/DWARF/CMakeLists.txt
lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp
lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.h
Modified: lldb/trunk/source/Plugins/SymbolFile/DWARF/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/CMakeLists.txt?rev=333222&r1=333221&r2=333222&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/CMakeLists.txt (original)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/CMakeLists.txt Thu May 24 13:44:48 2018
@@ -7,6 +7,7 @@ add_lldb_library(lldbPluginSymbolFileDWA
DWARFASTParserJava.cpp
DWARFASTParserOCaml.cpp
DWARFAttribute.cpp
+ DWARFBaseDIE.cpp
DWARFCompileUnit.cpp
DWARFDataExtractor.cpp
DWARFDebugAbbrev.cpp
Added: lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.cpp?rev=333222&view=auto
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.cpp (added)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.cpp Thu May 24 13:44:48 2018
@@ -0,0 +1,193 @@
+//===-- DWARFBaseDIE.cpp ---------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "DWARFBaseDIE.h"
+
+#include "DWARFUnit.h"
+#include "DWARFDebugInfoEntry.h"
+#include "SymbolFileDWARF.h"
+
+#include "lldb/Core/Module.h"
+#include "lldb/Symbol/ObjectFile.h"
+
+using namespace lldb_private;
+
+DIERef DWARFBaseDIE::GetDIERef() const {
+ if (!IsValid())
+ return DIERef();
+
+ dw_offset_t cu_offset = m_cu->GetOffset();
+ if (m_cu->GetBaseObjOffset() != DW_INVALID_OFFSET)
+ cu_offset = m_cu->GetBaseObjOffset();
+ return DIERef(cu_offset, m_die->GetOffset());
+}
+
+dw_tag_t DWARFBaseDIE::Tag() const {
+ if (m_die)
+ return m_die->Tag();
+ else
+ return 0;
+}
+
+const char *DWARFBaseDIE::GetTagAsCString() const {
+ return lldb_private::DW_TAG_value_to_name(Tag());
+}
+
+const char *DWARFBaseDIE::GetAttributeValueAsString(const dw_attr_t attr,
+ const char *fail_value) const {
+ if (IsValid())
+ return m_die->GetAttributeValueAsString(GetDWARF(), GetCU(), attr,
+ fail_value);
+ else
+ return fail_value;
+}
+
+uint64_t DWARFBaseDIE::GetAttributeValueAsUnsigned(const dw_attr_t attr,
+ uint64_t fail_value) const {
+ if (IsValid())
+ return m_die->GetAttributeValueAsUnsigned(GetDWARF(), GetCU(), attr,
+ fail_value);
+ else
+ return fail_value;
+}
+
+int64_t DWARFBaseDIE::GetAttributeValueAsSigned(const dw_attr_t attr,
+ int64_t fail_value) const {
+ if (IsValid())
+ return m_die->GetAttributeValueAsSigned(GetDWARF(), GetCU(), attr,
+ fail_value);
+ else
+ return fail_value;
+}
+
+uint64_t DWARFBaseDIE::GetAttributeValueAsReference(const dw_attr_t attr,
+ uint64_t fail_value) const {
+ if (IsValid())
+ return m_die->GetAttributeValueAsReference(GetDWARF(), GetCU(), attr,
+ fail_value);
+ else
+ return fail_value;
+}
+
+uint64_t DWARFBaseDIE::GetAttributeValueAsAddress(const dw_attr_t attr,
+ uint64_t fail_value) const {
+ if (IsValid())
+ return m_die->GetAttributeValueAsAddress(GetDWARF(), GetCU(), attr,
+ fail_value);
+ else
+ return fail_value;
+}
+
+lldb::user_id_t DWARFBaseDIE::GetID() const {
+ return GetDIERef().GetUID(GetDWARF());
+}
+
+const char *DWARFBaseDIE::GetName() const {
+ if (IsValid())
+ return m_die->GetName(GetDWARF(), m_cu);
+ else
+ return nullptr;
+}
+
+lldb::LanguageType DWARFBaseDIE::GetLanguage() const {
+ if (IsValid())
+ return m_cu->GetLanguageType();
+ else
+ return lldb::eLanguageTypeUnknown;
+}
+
+lldb::ModuleSP DWARFBaseDIE::GetModule() const {
+ SymbolFileDWARF *dwarf = GetDWARF();
+ if (dwarf)
+ return dwarf->GetObjectFile()->GetModule();
+ else
+ return lldb::ModuleSP();
+}
+
+lldb_private::CompileUnit *DWARFBaseDIE::GetLLDBCompileUnit() const {
+ if (IsValid())
+ return GetDWARF()->GetCompUnitForDWARFCompUnit(GetCU());
+ else
+ return nullptr;
+}
+
+dw_offset_t DWARFBaseDIE::GetOffset() const {
+ if (IsValid())
+ return m_die->GetOffset();
+ else
+ return DW_INVALID_OFFSET;
+}
+
+dw_offset_t DWARFBaseDIE::GetCompileUnitRelativeOffset() const {
+ if (IsValid())
+ return m_die->GetOffset() - m_cu->GetOffset();
+ else
+ return DW_INVALID_OFFSET;
+}
+
+SymbolFileDWARF *DWARFBaseDIE::GetDWARF() const {
+ if (m_cu)
+ return m_cu->GetSymbolFileDWARF();
+ else
+ return nullptr;
+}
+
+lldb_private::TypeSystem *DWARFBaseDIE::GetTypeSystem() const {
+ if (m_cu)
+ return m_cu->GetTypeSystem();
+ else
+ return nullptr;
+}
+
+DWARFASTParser *DWARFBaseDIE::GetDWARFParser() const {
+ lldb_private::TypeSystem *type_system = GetTypeSystem();
+ if (type_system)
+ return type_system->GetDWARFParser();
+ else
+ return nullptr;
+}
+
+bool DWARFBaseDIE::HasChildren() const {
+ return m_die && m_die->HasChildren();
+}
+
+bool DWARFBaseDIE::Supports_DW_AT_APPLE_objc_complete_type() const {
+ return IsValid() && GetDWARF()->Supports_DW_AT_APPLE_objc_complete_type(m_cu);
+}
+
+size_t DWARFBaseDIE::GetAttributes(DWARFAttributes &attributes,
+ uint32_t depth) const {
+ if (IsValid()) {
+ return m_die->GetAttributes(m_cu, m_cu->GetFixedFormSizes(), attributes,
+ depth);
+ }
+ if (depth == 0)
+ attributes.Clear();
+ return 0;
+}
+
+void DWARFBaseDIE::Dump(lldb_private::Stream *s,
+ const uint32_t recurse_depth) const {
+ if (s && IsValid())
+ m_die->Dump(GetDWARF(), GetCU(), *s, recurse_depth);
+}
+
+bool operator==(const DWARFBaseDIE &lhs, const DWARFBaseDIE &rhs) {
+ return lhs.GetDIE() == rhs.GetDIE() && lhs.GetCU() == rhs.GetCU();
+}
+
+bool operator!=(const DWARFBaseDIE &lhs, const DWARFBaseDIE &rhs) {
+ return !(lhs == rhs);
+}
+
+const DWARFDataExtractor &DWARFBaseDIE::GetData() const {
+ // Clients must check if this DIE is valid before calling this function.
+ assert(IsValid());
+ return m_cu->GetData();
+}
Added: lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.h?rev=333222&view=auto
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.h (added)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFBaseDIE.h Thu May 24 13:44:48 2018
@@ -0,0 +1,157 @@
+//===-- DWARFBaseDIE.h -----------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SymbolFileDWARF_DWARFBaseDIE_h_
+#define SymbolFileDWARF_DWARFBaseDIE_h_
+
+#include "lldb/Core/dwarf.h"
+#include "lldb/lldb-types.h"
+
+struct DIERef;
+class DWARFASTParser;
+class DWARFAttributes;
+class DWARFUnit;
+class DWARFDebugInfoEntry;
+class DWARFDeclContext;
+class DWARFDIECollection;
+class SymbolFileDWARF;
+
+class DWARFBaseDIE {
+public:
+ DWARFBaseDIE() : m_cu(nullptr), m_die(nullptr) {}
+
+ DWARFBaseDIE(DWARFUnit *cu, DWARFDebugInfoEntry *die)
+ : m_cu(cu), m_die(die) {}
+
+ DWARFBaseDIE(const DWARFUnit *cu, DWARFDebugInfoEntry *die)
+ : m_cu(const_cast<DWARFUnit *>(cu)), m_die(die) {}
+
+ DWARFBaseDIE(DWARFUnit *cu, const DWARFDebugInfoEntry *die)
+ : m_cu(cu), m_die(const_cast<DWARFDebugInfoEntry *>(die)) {}
+
+ DWARFBaseDIE(const DWARFUnit *cu, const DWARFDebugInfoEntry *die)
+ : m_cu(const_cast<DWARFUnit *>(cu)),
+ m_die(const_cast<DWARFDebugInfoEntry *>(die)) {}
+
+ //----------------------------------------------------------------------
+ // Tests
+ //----------------------------------------------------------------------
+ explicit operator bool() const { return IsValid(); }
+
+ bool IsValid() const { return m_cu && m_die; }
+
+ bool HasChildren() const;
+
+ bool Supports_DW_AT_APPLE_objc_complete_type() const;
+
+ //----------------------------------------------------------------------
+ // Accessors
+ //----------------------------------------------------------------------
+ SymbolFileDWARF *GetDWARF() const;
+
+ DWARFUnit *GetCU() const { return m_cu; }
+
+ DWARFDebugInfoEntry *GetDIE() const { return m_die; }
+
+ DIERef GetDIERef() const;
+
+ lldb_private::TypeSystem *GetTypeSystem() const;
+
+ DWARFASTParser *GetDWARFParser() const;
+
+ void Set(DWARFUnit *cu, DWARFDebugInfoEntry *die) {
+ if (cu && die) {
+ m_cu = cu;
+ m_die = die;
+ } else {
+ Clear();
+ }
+ }
+
+ void Clear() {
+ m_cu = nullptr;
+ m_die = nullptr;
+ }
+
+ //----------------------------------------------------------------------
+ // Get the data that contains the attribute values for this DIE. Support
+ // for .debug_types means that any DIE can have its data either in the
+ // .debug_info or the .debug_types section; this method will return the
+ // correct section data.
+ //
+ // Clients must validate that this object is valid before calling this.
+ //----------------------------------------------------------------------
+ const lldb_private::DWARFDataExtractor &GetData() const;
+
+ //----------------------------------------------------------------------
+ // Accessing information about a DIE
+ //----------------------------------------------------------------------
+ dw_tag_t Tag() const;
+
+ const char *GetTagAsCString() const;
+
+ dw_offset_t GetOffset() const;
+
+ dw_offset_t GetCompileUnitRelativeOffset() const;
+
+ //----------------------------------------------------------------------
+ // Get the LLDB user ID for this DIE. This is often just the DIE offset,
+ // but it might have a SymbolFileDWARF::GetID() in the high 32 bits if
+ // we are doing Darwin DWARF in .o file, or DWARF stand alone debug
+ // info.
+ //----------------------------------------------------------------------
+ lldb::user_id_t GetID() const;
+
+ const char *GetName() const;
+
+ lldb::LanguageType GetLanguage() const;
+
+ lldb::ModuleSP GetModule() const;
+
+ lldb_private::CompileUnit *GetLLDBCompileUnit() const;
+
+ //----------------------------------------------------------------------
+ // Getting attribute values from the DIE.
+ //
+ // GetAttributeValueAsXXX() functions should only be used if you are
+ // looking for one or two attributes on a DIE. If you are trying to
+ // parse all attributes, use GetAttributes (...) instead
+ //----------------------------------------------------------------------
+ const char *GetAttributeValueAsString(const dw_attr_t attr,
+ const char *fail_value) const;
+
+ uint64_t GetAttributeValueAsUnsigned(const dw_attr_t attr,
+ uint64_t fail_value) const;
+
+ int64_t GetAttributeValueAsSigned(const dw_attr_t attr,
+ int64_t fail_value) const;
+
+ uint64_t GetAttributeValueAsReference(const dw_attr_t attr,
+ uint64_t fail_value) const;
+
+ uint64_t GetAttributeValueAsAddress(const dw_attr_t attr,
+ uint64_t fail_value) const;
+
+ size_t GetAttributes(DWARFAttributes &attributes, uint32_t depth = 0) const;
+
+ //----------------------------------------------------------------------
+ // Pretty printing
+ //----------------------------------------------------------------------
+
+ void Dump(lldb_private::Stream *s, const uint32_t recurse_depth) const;
+
+protected:
+ DWARFUnit *m_cu;
+ DWARFDebugInfoEntry *m_die;
+};
+
+bool operator==(const DWARFBaseDIE &lhs, const DWARFBaseDIE &rhs);
+bool operator!=(const DWARFBaseDIE &lhs, const DWARFBaseDIE &rhs);
+
+#endif // SymbolFileDWARF_DWARFBaseDIE_h_
Modified: lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp?rev=333222&r1=333221&r2=333222&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp (original)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp Thu May 24 13:44:48 2018
@@ -12,43 +12,13 @@
#include "DWARFASTParser.h"
#include "DWARFUnit.h"
#include "DWARFDIECollection.h"
-#include "DWARFDebugAbbrev.h"
-#include "DWARFDebugAranges.h"
#include "DWARFDebugInfo.h"
-#include "DWARFDebugInfoEntry.h"
-#include "DWARFDebugRanges.h"
#include "DWARFDeclContext.h"
-#include "DWARFFormValue.h"
-#include "SymbolFileDWARF.h"
-#include "lldb/Core/Module.h"
-#include "lldb/Symbol/ObjectFile.h"
-#include "lldb/Symbol/Type.h"
-#include "lldb/Symbol/TypeSystem.h"
+#include "DWARFDebugInfoEntry.h"
using namespace lldb_private;
-DIERef DWARFDIE::GetDIERef() const {
- if (!IsValid())
- return DIERef();
-
- dw_offset_t cu_offset = m_cu->GetOffset();
- if (m_cu->GetBaseObjOffset() != DW_INVALID_OFFSET)
- cu_offset = m_cu->GetBaseObjOffset();
- return DIERef(cu_offset, m_die->GetOffset());
-}
-
-dw_tag_t DWARFDIE::Tag() const {
- if (m_die)
- return m_die->Tag();
- else
- return 0;
-}
-
-const char *DWARFDIE::GetTagAsCString() const {
- return lldb_private::DW_TAG_value_to_name(Tag());
-}
-
DWARFDIE
DWARFDIE::GetParent() const {
if (IsValid())
@@ -91,33 +61,6 @@ DWARFDIE::GetDIE(dw_offset_t die_offset)
return DWARFDIE();
}
-const char *DWARFDIE::GetAttributeValueAsString(const dw_attr_t attr,
- const char *fail_value) const {
- if (IsValid())
- return m_die->GetAttributeValueAsString(GetDWARF(), GetCU(), attr,
- fail_value);
- else
- return fail_value;
-}
-
-uint64_t DWARFDIE::GetAttributeValueAsUnsigned(const dw_attr_t attr,
- uint64_t fail_value) const {
- if (IsValid())
- return m_die->GetAttributeValueAsUnsigned(GetDWARF(), GetCU(), attr,
- fail_value);
- else
- return fail_value;
-}
-
-int64_t DWARFDIE::GetAttributeValueAsSigned(const dw_attr_t attr,
- int64_t fail_value) const {
- if (IsValid())
- return m_die->GetAttributeValueAsSigned(GetDWARF(), GetCU(), attr,
- fail_value);
- else
- return fail_value;
-}
-
DWARFDIE
DWARFDIE::GetAttributeValueAsReferenceDIE(const dw_attr_t attr) const {
if (IsValid()) {
@@ -132,24 +75,6 @@ DWARFDIE::GetAttributeValueAsReferenceDI
return DWARFDIE();
}
-uint64_t DWARFDIE::GetAttributeValueAsReference(const dw_attr_t attr,
- uint64_t fail_value) const {
- if (IsValid())
- return m_die->GetAttributeValueAsReference(GetDWARF(), GetCU(), attr,
- fail_value);
- else
- return fail_value;
-}
-
-uint64_t DWARFDIE::GetAttributeValueAsAddress(const dw_attr_t attr,
- uint64_t fail_value) const {
- if (IsValid())
- return m_die->GetAttributeValueAsAddress(GetDWARF(), GetCU(), attr,
- fail_value);
- else
- return fail_value;
-}
-
DWARFDIE
DWARFDIE::LookupDeepestBlock(lldb::addr_t file_addr) const {
if (IsValid()) {
@@ -171,17 +96,6 @@ DWARFDIE::LookupDeepestBlock(lldb::addr_
return DWARFDIE();
}
-lldb::user_id_t DWARFDIE::GetID() const {
- return GetDIERef().GetUID(GetDWARF());
-}
-
-const char *DWARFDIE::GetName() const {
- if (IsValid())
- return m_die->GetName(GetDWARF(), m_cu);
- else
- return nullptr;
-}
-
const char *DWARFDIE::GetMangledName() const {
if (IsValid())
return m_die->GetMangledName(GetDWARF(), m_cu);
@@ -203,28 +117,6 @@ const char *DWARFDIE::GetQualifiedName(s
return nullptr;
}
-lldb::LanguageType DWARFDIE::GetLanguage() const {
- if (IsValid())
- return m_cu->GetLanguageType();
- else
- return lldb::eLanguageTypeUnknown;
-}
-
-lldb::ModuleSP DWARFDIE::GetModule() const {
- SymbolFileDWARF *dwarf = GetDWARF();
- if (dwarf)
- return dwarf->GetObjectFile()->GetModule();
- else
- return lldb::ModuleSP();
-}
-
-lldb_private::CompileUnit *DWARFDIE::GetLLDBCompileUnit() const {
- if (IsValid())
- return GetDWARF()->GetCompUnitForDWARFCompUnit(GetCU());
- else
- return nullptr;
-}
-
lldb_private::Type *DWARFDIE::ResolveType() const {
if (IsValid())
return GetDWARF()->ResolveType(*this, true);
@@ -317,42 +209,6 @@ DWARFDIE::GetParentDeclContextDIE() cons
return DWARFDIE();
}
-dw_offset_t DWARFDIE::GetOffset() const {
- if (IsValid())
- return m_die->GetOffset();
- else
- return DW_INVALID_OFFSET;
-}
-
-dw_offset_t DWARFDIE::GetCompileUnitRelativeOffset() const {
- if (IsValid())
- return m_die->GetOffset() - m_cu->GetOffset();
- else
- return DW_INVALID_OFFSET;
-}
-
-SymbolFileDWARF *DWARFDIE::GetDWARF() const {
- if (m_cu)
- return m_cu->GetSymbolFileDWARF();
- else
- return nullptr;
-}
-
-lldb_private::TypeSystem *DWARFDIE::GetTypeSystem() const {
- if (m_cu)
- return m_cu->GetTypeSystem();
- else
- return nullptr;
-}
-
-DWARFASTParser *DWARFDIE::GetDWARFParser() const {
- lldb_private::TypeSystem *type_system = GetTypeSystem();
- if (type_system)
- return type_system->GetDWARFParser();
- else
- return nullptr;
-}
-
bool DWARFDIE::IsStructOrClass() const {
const dw_tag_t tag = Tag();
return tag == DW_TAG_class_type || tag == DW_TAG_structure_type;
@@ -391,25 +247,6 @@ lldb::ModuleSP DWARFDIE::GetContainingDW
return lldb::ModuleSP();
}
-bool DWARFDIE::HasChildren() const {
- return m_die && m_die->HasChildren();
-}
-
-bool DWARFDIE::Supports_DW_AT_APPLE_objc_complete_type() const {
- return IsValid() && GetDWARF()->Supports_DW_AT_APPLE_objc_complete_type(m_cu);
-}
-
-size_t DWARFDIE::GetAttributes(DWARFAttributes &attributes,
- uint32_t depth) const {
- if (IsValid()) {
- return m_die->GetAttributes(m_cu, m_cu->GetFixedFormSizes(), attributes,
- depth);
- }
- if (depth == 0)
- attributes.Clear();
- return 0;
-}
-
bool DWARFDIE::GetDIENamesAndRanges(
const char *&name, const char *&mangled, DWARFRangeList &ranges,
int &decl_file, int &decl_line, int &decl_column, int &call_file,
@@ -423,12 +260,6 @@ bool DWARFDIE::GetDIENamesAndRanges(
return false;
}
-void DWARFDIE::Dump(lldb_private::Stream *s,
- const uint32_t recurse_depth) const {
- if (s && IsValid())
- m_die->Dump(GetDWARF(), GetCU(), *s, recurse_depth);
-}
-
CompilerDecl DWARFDIE::GetDecl() const {
DWARFASTParser *dwarf_ast = GetDWARFParser();
if (dwarf_ast)
@@ -452,17 +283,3 @@ CompilerDeclContext DWARFDIE::GetContain
else
return CompilerDeclContext();
}
-
-bool operator==(const DWARFDIE &lhs, const DWARFDIE &rhs) {
- return lhs.GetDIE() == rhs.GetDIE() && lhs.GetCU() == rhs.GetCU();
-}
-
-bool operator!=(const DWARFDIE &lhs, const DWARFDIE &rhs) {
- return !(lhs == rhs);
-}
-
-const DWARFDataExtractor &DWARFDIE::GetData() const {
- // Clients must check if this DIE is valid before calling this function.
- assert(IsValid());
- return m_cu->GetData();
-}
Modified: lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.h?rev=333222&r1=333221&r2=333222&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.h (original)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDIE.h Thu May 24 13:44:48 2018
@@ -10,125 +10,34 @@
#ifndef SymbolFileDWARF_DWARFDIE_h_
#define SymbolFileDWARF_DWARFDIE_h_
-#include "lldb/Core/dwarf.h"
-#include "lldb/lldb-types.h"
+#include "DWARFBaseDIE.h"
-struct DIERef;
-class DWARFASTParser;
-class DWARFAttributes;
-class DWARFUnit;
-class DWARFDebugInfoEntry;
-class DWARFDeclContext;
-class DWARFDIECollection;
-class SymbolFileDWARF;
-
-class DWARFDIE {
+class DWARFDIE : public DWARFBaseDIE {
public:
- DWARFDIE() : m_cu(nullptr), m_die(nullptr) {}
-
- DWARFDIE(DWARFUnit *cu, DWARFDebugInfoEntry *die)
- : m_cu(cu), m_die(die) {}
-
- DWARFDIE(const DWARFUnit *cu, DWARFDebugInfoEntry *die)
- : m_cu(const_cast<DWARFUnit *>(cu)), m_die(die) {}
-
- DWARFDIE(DWARFUnit *cu, const DWARFDebugInfoEntry *die)
- : m_cu(cu), m_die(const_cast<DWARFDebugInfoEntry *>(die)) {}
-
- DWARFDIE(const DWARFUnit *cu, const DWARFDebugInfoEntry *die)
- : m_cu(const_cast<DWARFUnit *>(cu)),
- m_die(const_cast<DWARFDebugInfoEntry *>(die)) {}
+ using DWARFBaseDIE::DWARFBaseDIE;
//----------------------------------------------------------------------
// Tests
//----------------------------------------------------------------------
- explicit operator bool() const { return IsValid(); }
-
- bool IsValid() const { return m_cu && m_die; }
-
bool IsStructOrClass() const;
- bool HasChildren() const;
-
- bool Supports_DW_AT_APPLE_objc_complete_type() const;
-
//----------------------------------------------------------------------
// Accessors
//----------------------------------------------------------------------
- SymbolFileDWARF *GetDWARF() const;
-
- DWARFUnit *GetCU() const { return m_cu; }
-
- DWARFDebugInfoEntry *GetDIE() const { return m_die; }
-
- DIERef GetDIERef() const;
-
- lldb_private::TypeSystem *GetTypeSystem() const;
-
- DWARFASTParser *GetDWARFParser() const;
-
- void Set(DWARFUnit *cu, DWARFDebugInfoEntry *die) {
- if (cu && die) {
- m_cu = cu;
- m_die = die;
- } else {
- Clear();
- }
- }
-
- void Clear() {
- m_cu = nullptr;
- m_die = nullptr;
- }
-
lldb::ModuleSP GetContainingDWOModule() const;
DWARFDIE
GetContainingDWOModuleDIE() const;
//----------------------------------------------------------------------
- // Get the data that contains the attribute values for this DIE. Support
- // for .debug_types means that any DIE can have its data either in the
- // .debug_info or the .debug_types section; this method will return the
- // correct section data.
- //
- // Clients must validate that this object is valid before calling this.
- //----------------------------------------------------------------------
- const lldb_private::DWARFDataExtractor &GetData() const;
-
- //----------------------------------------------------------------------
// Accessing information about a DIE
//----------------------------------------------------------------------
- dw_tag_t Tag() const;
-
- const char *GetTagAsCString() const;
-
- dw_offset_t GetOffset() const;
-
- dw_offset_t GetCompileUnitRelativeOffset() const;
-
- //----------------------------------------------------------------------
- // Get the LLDB user ID for this DIE. This is often just the DIE offset,
- // but it might have a SymbolFileDWARF::GetID() in the high 32 bits if
- // we are doing Darwin DWARF in .o file, or DWARF stand alone debug
- // info.
- //----------------------------------------------------------------------
- lldb::user_id_t GetID() const;
-
- const char *GetName() const;
-
const char *GetMangledName() const;
const char *GetPubname() const;
const char *GetQualifiedName(std::string &storage) const;
- lldb::LanguageType GetLanguage() const;
-
- lldb::ModuleSP GetModule() const;
-
- lldb_private::CompileUnit *GetLLDBCompileUnit() const;
-
lldb_private::Type *ResolveType() const;
//----------------------------------------------------------------------
@@ -159,6 +68,7 @@ public:
//----------------------------------------------------------------------
DWARFDIE
GetDIE(dw_offset_t die_offset) const;
+ using DWARFBaseDIE::GetDIE;
DWARFDIE
LookupDeepestBlock(lldb::addr_t file_addr) const;
@@ -182,26 +92,9 @@ public:
// looking for one or two attributes on a DIE. If you are trying to
// parse all attributes, use GetAttributes (...) instead
//----------------------------------------------------------------------
- const char *GetAttributeValueAsString(const dw_attr_t attr,
- const char *fail_value) const;
-
- uint64_t GetAttributeValueAsUnsigned(const dw_attr_t attr,
- uint64_t fail_value) const;
-
- int64_t GetAttributeValueAsSigned(const dw_attr_t attr,
- int64_t fail_value) const;
-
- uint64_t GetAttributeValueAsReference(const dw_attr_t attr,
- uint64_t fail_value) const;
-
DWARFDIE
GetAttributeValueAsReferenceDIE(const dw_attr_t attr) const;
- uint64_t GetAttributeValueAsAddress(const dw_attr_t attr,
- uint64_t fail_value) const;
-
- size_t GetAttributes(DWARFAttributes &attributes, uint32_t depth = 0) const;
-
bool GetDIENamesAndRanges(const char *&name, const char *&mangled,
DWARFRangeList &ranges, int &decl_file,
int &decl_line, int &decl_column, int &call_file,
@@ -209,23 +102,14 @@ public:
lldb_private::DWARFExpression *frame_base) const;
//----------------------------------------------------------------------
- // Pretty printing
+ // CompilerDecl related functions
//----------------------------------------------------------------------
- void Dump(lldb_private::Stream *s, const uint32_t recurse_depth) const;
-
lldb_private::CompilerDecl GetDecl() const;
lldb_private::CompilerDeclContext GetDeclContext() const;
lldb_private::CompilerDeclContext GetContainingDeclContext() const;
-
-protected:
- DWARFUnit *m_cu;
- DWARFDebugInfoEntry *m_die;
};
-bool operator==(const DWARFDIE &lhs, const DWARFDIE &rhs);
-bool operator!=(const DWARFDIE &lhs, const DWARFDIE &rhs);
-
#endif // SymbolFileDWARF_DWARFDIE_h_
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