public:
virtual ~MCAsmBackend();
+ /// lifetime management
+ virtual void reset() { }
+
/// createObjectWriter - Create a new MCObjectWriter instance for use by the
/// assembler backend to emit the final object file.
virtual MCObjectWriter *createObjectWriter(raw_ostream &OS) const = 0;
public:
virtual ~MCCodeEmitter();
+ /// Lifetime management
+ virtual void reset() { }
+
/// EncodeInstruction - Encode the given \p Inst to bytes on the output
/// stream \p OS.
virtual void EncodeInstruction(const MCInst &Inst, raw_ostream &OS,
public:
virtual ~MCMachObjectTargetWriter();
+ /// @name Lifetime Management
+ /// @{
+
+ virtual void reset() {};
+
+ /// @}
+
/// @name Accessors
/// @{
: MCObjectWriter(_OS, _IsLittleEndian), TargetObjectWriter(MOTW) {
}
+ /// @name Lifetime management Methods
+ /// @{
+
+ virtual void reset();
+
+ /// @}
+
/// @name Utility Methods
/// @{
public:
virtual ~MCObjectWriter();
+ /// lifetime management
+ virtual void reset() { }
+
bool isLittleEndian() const { return IsLittleEndian; }
raw_ostream &getStream() { return OS; }
RelaxAll = false;
NoExecStack = false;
SubsectionsViaSymbols = false;
+
+ // reset objects owned by us
+ getBackend().reset();
+ getEmitter().reset();
+ getWriter().reset();
}
bool MCAssembler::isSymbolLinkerVisible(const MCSymbol &Symbol) const {
}
void MCObjectStreamer::reset() {
- Assembler->reset();
+ if (Assembler)
+ Assembler->reset();
MCStreamer::reset();
}
using namespace llvm;
using namespace llvm::object;
+void MachObjectWriter::reset() {
+ Relocations.clear();
+ IndirectSymBase.clear();
+ StringTable.clear();
+ LocalSymbolData.clear();
+ ExternalSymbolData.clear();
+ UndefinedSymbolData.clear();
+ MCObjectWriter::reset();
+}
+
bool MachObjectWriter::
doesSymbolRequireExternRelocation(const MCSymbolData *SD) {
// Undefined symbols are always extern.