| //===-LTOCodeGenerator.h - LLVM Link Time Optimizer -----------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the LTOCodeGenerator class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| |
| #ifndef LTO_CODE_GENERATOR_H |
| #define LTO_CODE_GENERATOR_H |
| |
| #include "llvm/Linker.h" |
| #include "llvm/LLVMContext.h" |
| #include "llvm/ADT/StringMap.h" |
| #include "llvm/ADT/SmallVector.h" |
| |
| #include <string> |
| |
| |
| // |
| // C++ class which implements the opaque lto_code_gen_t |
| // |
| |
| class LTOCodeGenerator { |
| public: |
| static const char* getVersionString(); |
| |
| LTOCodeGenerator(const llvm::LLVMContext& Context); |
| ~LTOCodeGenerator(); |
| |
| bool addModule(class LTOModule*, std::string& errMsg); |
| bool setDebugInfo(lto_debug_model, std::string& errMsg); |
| bool setCodePICModel(lto_codegen_model, std::string& errMsg); |
| void setGccPath(const char* path); |
| void setAssemblerPath(const char* path); |
| void addMustPreserveSymbol(const char* sym); |
| bool writeMergedModules(const char* path, |
| std::string& errMsg); |
| const void* compile(size_t* length, std::string& errMsg); |
| void setCodeGenDebugOptions(const char *opts); |
| private: |
| bool generateAssemblyCode(llvm::raw_ostream& out, |
| std::string& errMsg); |
| bool assemble(const std::string& asmPath, |
| const std::string& objPath, std::string& errMsg); |
| void applyScopeRestrictions(); |
| bool determineTarget(std::string& errMsg); |
| |
| typedef llvm::StringMap<uint8_t> StringSet; |
| |
| const llvm::LLVMContext& _context; |
| llvm::Linker _linker; |
| llvm::TargetMachine* _target; |
| bool _emitDwarfDebugInfo; |
| bool _scopeRestrictionsDone; |
| lto_codegen_model _codeModel; |
| StringSet _mustPreserveSymbols; |
| llvm::MemoryBuffer* _nativeObjectFile; |
| std::vector<const char*> _codegenOptions; |
| llvm::sys::Path* _gccPath; |
| llvm::sys::Path* _assemblerPath; |
| }; |
| |
| #endif // LTO_CODE_GENERATOR_H |
| |