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//===-- ObjectCache.h - Class definition for the ObjectCache ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_EXECUTIONENGINE_OBJECTCACHE_H
#define LLVM_EXECUTIONENGINE_OBJECTCACHE_H
#include "llvm/Support/MemoryBuffer.h"
#include <memory>
namespace llvm {
class Module;
/// This is the base ObjectCache type which can be provided to an
/// ExecutionEngine for the purpose of avoiding compilation for Modules that
/// have already been compiled and an object file is available.
class ObjectCache {
virtual void anchor();
public:
ObjectCache() = default;
virtual ~ObjectCache() = default;
/// notifyObjectCompiled - Provides a pointer to compiled code for Module M.
virtual void notifyObjectCompiled(const Module *M, MemoryBufferRef Obj) = 0;
/// Returns a pointer to a newly allocated MemoryBuffer that contains the
/// object which corresponds with Module M, or 0 if an object is not
/// available.
virtual std::unique_ptr<MemoryBuffer> getObject(const Module* M) = 0;
};
} // end namespace llvm
#endif // LLVM_EXECUTIONENGINE_OBJECTCACHE_H
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