/// This class acts as a container for the memory buffer used during generation
/// and loading of executable objects using MCJIT and RuntimeDyld. The
/// underlying memory for the object will be owned by the ObjectBuffer instance
-/// throughout its lifetime. The getMemBuffer() method provides a way to create
-/// a MemoryBuffer wrapper object instance to be owned by other classes (such as
-/// ObjectFile) as needed, but the MemoryBuffer instance returned does not own
-/// the actual memory it points to.
+/// throughout its lifetime.
class ObjectBuffer {
virtual void anchor();
public:
ObjectBuffer() {}
- ObjectBuffer(MemoryBuffer* Buf) : Buffer(Buf) {}
+ ObjectBuffer(std::unique_ptr<MemoryBuffer> Buf) : Buffer(std::move(Buf)) {}
virtual ~ObjectBuffer() {}
- /// Like MemoryBuffer::getMemBuffer() this function returns a pointer to an
- /// object that is owned by the caller. However, the caller does not take
- /// ownership of the underlying memory.
- std::unique_ptr<MemoryBuffer> getMemBuffer() const {
- return std::unique_ptr<MemoryBuffer>(MemoryBuffer::getMemBuffer(
- Buffer->getBuffer(), Buffer->getBufferIdentifier(), false));
- }
+ MemoryBufferRef getMemBuffer() const { return Buffer->getMemBufferRef(); }
const char *getBufferStart() const { return Buffer->getBufferStart(); }
size_t getBufferSize() const { return Buffer->getBufferSize(); }
OS.flush();
// Make the data accessible via the ObjectBuffer::Buffer
- Buffer.reset(MemoryBuffer::getMemBuffer(StringRef(SV.data(), SV.size()),
- "",
- false));
+ Buffer =
+ MemoryBuffer::getMemBuffer(StringRef(SV.data(), SV.size()), "", false);
}
protected: