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//===- Linker.h - Module Linker Interface -----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LINKER_LINKER_H
#define LLVM_LINKER_LINKER_H
#include "llvm/ADT/SmallPtrSet.h"
#include <functional>
namespace llvm {
class DiagnosticInfo;
class Module;
class StructType;
/// This class provides the core functionality of linking in LLVM. It keeps a
/// pointer to the merged module so far. It doesn't take ownership of the
/// module since it is assumed that the user of this class will want to do
/// something with it after the linking.
class Linker {
public:
typedef std::function<void(const DiagnosticInfo &)>
DiagnosticHandlerFunction;
Linker(Module *M, DiagnosticHandlerFunction DiagnosticHandler);
Linker(Module *M);
~Linker();
Module *getModule() const { return Composite; }
void deleteModule();
/// \brief Link \p Src into the composite. The source is destroyed.
/// Returns true on error.
bool linkInModule(Module *Src);
static bool LinkModules(Module *Dest, Module *Src,
DiagnosticHandlerFunction DiagnosticHandler);
static bool LinkModules(Module *Dest, Module *Src);
private:
void init(Module *M, DiagnosticHandlerFunction DiagnosticHandler);
Module *Composite;
SmallPtrSet<StructType*, 32> IdentifiedStructTypes;
DiagnosticHandlerFunction DiagnosticHandler;
};
} // End llvm namespace
#endif
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