//===-- RuntimeDyldCOFF.h - Run-time dynamic linker for MC-JIT ---*- C++ -*-==// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // COFF support for MC-JIT runtime dynamic linker. // //===----------------------------------------------------------------------===// #ifndef LLVM_RUNTIME_DYLD_COFF_H #define LLVM_RUNTIME_DYLD_COFF_H #include "RuntimeDyldImpl.h" #define DEBUG_TYPE "dyld" using namespace llvm; namespace llvm { // Common base class for COFF dynamic linker support. // Concrete subclasses for each target can be found in ./Targets. class RuntimeDyldCOFF : public RuntimeDyldImpl { public: std::unique_ptr<RuntimeDyld::LoadedObjectInfo> loadObject(const object::ObjectFile &Obj) override; bool isCompatibleFile(const object::ObjectFile &Obj) const override; static std::unique_ptr<RuntimeDyldCOFF> create(Triple::ArchType Arch, RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver); protected: RuntimeDyldCOFF(RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver, unsigned PointerSize, uint32_t PointerReloc) : RuntimeDyldImpl(MemMgr, Resolver), PointerSize(PointerSize), PointerReloc(PointerReloc) { assert((PointerSize == 4 || PointerSize == 8) && "Unexpected pointer size"); } uint64_t getSymbolOffset(const SymbolRef &Sym); uint64_t getDLLImportOffset(unsigned SectionID, StubMap &Stubs, StringRef Name, bool SetSectionIDMinus1 = false); static constexpr StringRef getImportSymbolPrefix() { return "__imp_"; } private: unsigned PointerSize; uint32_t PointerReloc; }; } // end namespace llvm #undef DEBUG_TYPE #endif |