1//===-- JITRegistrar.h - Registers objects with a debugger ----------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef LLVM_EXECUTION_ENGINE_JIT_REGISTRAR_H 11#define LLVM_EXECUTION_ENGINE_JIT_REGISTRAR_H 12 13#include "llvm/Support/MemoryBuffer.h" 14 15namespace llvm { 16 17/// Global access point for the JIT debugging interface. 18class JITRegistrar { 19public: 20 /// Instantiates the JIT service. 21 JITRegistrar() {} 22 23 /// Unregisters each object that was previously registered and releases all 24 /// internal resources. 25 virtual ~JITRegistrar() {} 26 27 /// Creates an entry in the JIT registry for the buffer @p Object, 28 /// which must contain an object file in executable memory with any 29 /// debug information for the debugger. 30 virtual void registerObject(const MemoryBuffer &Object) = 0; 31 32 /// Removes the internal registration of @p Object, and 33 /// frees associated resources. 34 /// Returns true if @p Object was previously registered. 35 virtual bool deregisterObject(const MemoryBuffer &Object) = 0; 36 37 /// Returns a reference to a GDB JIT registrar singleton 38 static JITRegistrar& getGDBRegistrar(); 39}; 40 41} // end namespace llvm 42 43#endif // LLVM_EXECUTION_ENGINE_JIT_REGISTRAR_H 44