aprantl created this revision.
aprantl added reviewers: labath, teemperor, jingham.
Thanks to Pavel for suggesting this and Raphael for helping me understand how
this works.
https://reviews.llvm.org/D70322
Files:
lldb/include/lldb/Expression/UserExpression.h
lldb/include/lldb/Symbol/SymbolFile.h
lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.cpp
lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.h
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.cpp
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.h
lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.cpp
lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.h
lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.cpp
lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.h
lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.cpp
lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.h
lldb/source/Symbol/SymbolFile.cpp
Index: lldb/source/Symbol/SymbolFile.cpp
===================================================================
--- lldb/source/Symbol/SymbolFile.cpp
+++ lldb/source/Symbol/SymbolFile.cpp
@@ -24,6 +24,8 @@
using namespace lldb_private;
using namespace lldb;
+char SymbolFile::ID;
+
void SymbolFile::PreloadSymbols() {
// No-op for most implementations.
}
Index: lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.h
===================================================================
--- lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.h
+++ lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.h
@@ -16,7 +16,18 @@
#include "lldb/Symbol/Symtab.h"
class SymbolFileSymtab : public lldb_private::SymbolFile {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFile::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
// Constructors and Destructors
SymbolFileSymtab(lldb::ObjectFileSP objfile_sp);
Index: lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.cpp
+++ lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.cpp
@@ -25,6 +25,8 @@
using namespace lldb;
using namespace lldb_private;
+char SymbolFileSymtab::ID;
+
void SymbolFileSymtab::Initialize() {
PluginManager::RegisterPlugin(GetPluginNameStatic(),
GetPluginDescriptionStatic(), CreateInstance);
Index: lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.h
===================================================================
--- lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.h
+++ lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.h
@@ -22,7 +22,18 @@
class PDBASTParser;
class SymbolFilePDB : public lldb_private::SymbolFile {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFile::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
// Static Functions
static void Initialize();
Index: lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.cpp
+++ lldb/source/Plugins/SymbolFile/PDB/SymbolFilePDB.cpp
@@ -58,6 +58,8 @@
using namespace lldb_private;
using namespace llvm::pdb;
+char SymbolFilePDB::ID;
+
namespace {
lldb::LanguageType TranslateLanguage(PDB_Lang lang) {
switch (lang) {
Index: lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.h
===================================================================
--- lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.h
+++ lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.h
@@ -41,7 +41,18 @@
class SymbolFileNativePDB : public SymbolFile {
friend class UdtRecordCompleter;
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFile::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
// Static Functions
static void Initialize();
Index: lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.cpp
+++ lldb/source/Plugins/SymbolFile/NativePDB/SymbolFileNativePDB.cpp
@@ -67,6 +67,8 @@
using namespace llvm::codeview;
using namespace llvm::pdb;
+char SymbolFileNativePDB::ID;
+
static lldb::LanguageType TranslateLanguage(PDB_Lang lang) {
switch (lang) {
case PDB_Lang::Cpp:
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.h
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.h
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.h
@@ -13,7 +13,17 @@
#include "SymbolFileDWARFDwp.h"
class SymbolFileDWARFDwoDwp : public SymbolFileDWARFDwo {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFileDWARFDwo::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
SymbolFileDWARFDwoDwp(SymbolFileDWARFDwp *dwp_symfile,
lldb::ObjectFileSP objfile, DWARFCompileUnit &dwarf_cu,
uint64_t dwo_id);
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwoDwp.cpp
@@ -19,6 +19,8 @@
using namespace lldb;
using namespace lldb_private;
+char SymbolFileDWARFDwoDwp::ID;
+
SymbolFileDWARFDwoDwp::SymbolFileDWARFDwoDwp(SymbolFileDWARFDwp *dwp_symfile,
ObjectFileSP objfile,
DWARFCompileUnit &dwarf_cu,
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
@@ -12,7 +12,18 @@
#include "SymbolFileDWARF.h"
class SymbolFileDWARFDwo : public SymbolFileDWARF {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFileDWARF::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
SymbolFileDWARFDwo(lldb::ObjectFileSP objfile, DWARFCompileUnit &dwarf_cu);
~SymbolFileDWARFDwo() override = default;
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
@@ -21,6 +21,8 @@
using namespace lldb;
using namespace lldb_private;
+char SymbolFileDWARFDwo::ID;
+
SymbolFileDWARFDwo::SymbolFileDWARFDwo(ObjectFileSP objfile,
DWARFCompileUnit &dwarf_cu)
: SymbolFileDWARF(objfile, objfile->GetSectionList(
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h
@@ -23,7 +23,18 @@
class DWARFDeclContext;
class SymbolFileDWARFDebugMap : public lldb_private::SymbolFile {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFile::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
// Static Functions
static void Initialize();
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp
@@ -39,6 +39,8 @@
using namespace lldb;
using namespace lldb_private;
+char SymbolFileDWARFDebugMap::ID;
+
// Subclass lldb_private::Module so we can intercept the
// "Module::GetObjectFile()" (so we can fixup the object file sections) and
// also for "Module::GetSymbolFile()" (so we can fixup the symbol file id.
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
@@ -59,7 +59,18 @@
class SymbolFileDWARF : public lldb_private::SymbolFile,
public lldb_private::UserID {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFile::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
friend class SymbolFileDWARFDebugMap;
friend class SymbolFileDWARFDwo;
friend class DebugMapModule;
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -94,6 +94,8 @@
using namespace lldb;
using namespace lldb_private;
+char SymbolFileDWARF::ID;
+
// static inline bool
// child_requires_parent_class_union_or_struct_to_be_completed (dw_tag_t tag)
//{
Index: lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.h
===================================================================
--- lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.h
+++ lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.h
@@ -21,7 +21,18 @@
namespace breakpad {
class SymbolFileBreakpad : public SymbolFile {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ bool isA(const void *ClassID) const override {
+ return ClassID == &ID || SymbolFile::isA(ClassID);
+ }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
// Static Functions
static void Initialize();
static void Terminate();
Index: lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.cpp
+++ lldb/source/Plugins/SymbolFile/Breakpad/SymbolFileBreakpad.cpp
@@ -25,6 +25,8 @@
using namespace lldb_private;
using namespace lldb_private::breakpad;
+char SymbolFileBreakpad::ID;
+
class SymbolFileBreakpad::LineIterator {
public:
// begin iterator for sections of given type
Index: lldb/include/lldb/Symbol/SymbolFile.h
===================================================================
--- lldb/include/lldb/Symbol/SymbolFile.h
+++ lldb/include/lldb/Symbol/SymbolFile.h
@@ -33,7 +33,16 @@
namespace lldb_private {
class SymbolFile : public PluginInterface {
+ /// LLVM RTTI support.
+ static char ID;
+
public:
+ /// LLVM RTTI support.
+ /// \{
+ virtual bool isA(const void *ClassID) const { return ClassID == &ID; }
+ static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
+ /// \}
+
// Symbol file ability bits.
//
// Each symbol file can claim to support one or more symbol file abilities.
Index: lldb/include/lldb/Expression/UserExpression.h
===================================================================
--- lldb/include/lldb/Expression/UserExpression.h
+++ lldb/include/lldb/Expression/UserExpression.h
@@ -33,7 +33,7 @@
/// implementations of UserExpression - which will be vended through the
/// appropriate TypeSystem.
class UserExpression : public Expression {
- // LLVM RTTI support
+ /// LLVM RTTI support.
static char ID;
public:
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