64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
//===- StubFactory.h ------------------------------------------------------===//
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//
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// The MCLinker Project
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef MCLD_LD_STUBFACTORY_H_
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#define MCLD_LD_STUBFACTORY_H_
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#include <llvm/Support/DataTypes.h>
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#include <vector>
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namespace mcld {
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class BranchIslandFactory;
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class IRBuilder;
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class FragmentRef;
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class Relocation;
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class Stub;
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/** \class StubFactory
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* \brief the clone factory of Stub
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*
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*/
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class StubFactory {
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public:
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~StubFactory();
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/// addPrototype - register a stub prototype
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void addPrototype(Stub* pPrototype);
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/// create - create a stub if needed, otherwise return NULL
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Stub* create(Relocation& pReloc,
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uint64_t pTargetSymValue,
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IRBuilder& pBuilder,
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BranchIslandFactory& pBRIslandFactory);
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Stub* create(FragmentRef& pFragRef,
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IRBuilder& pBuilder,
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BranchIslandFactory& pBRIslandFactory);
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private:
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/// findPrototype - find if there is a registered stub prototype for the given
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/// relocation
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Stub* findPrototype(const Relocation& pReloc,
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const uint64_t pSource,
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uint64_t pTargetSymValue) const;
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Stub* findPrototype(const FragmentRef& pFragRef) const;
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private:
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typedef std::vector<Stub*> StubPoolType;
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private:
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StubPoolType m_StubPool; // stub pool
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};
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} // namespace mcld
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#endif // MCLD_LD_STUBFACTORY_H_
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