1// WebAssemblyTargetMachine.h - Define TargetMachine for WebAssembly -*- C++ -*- 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9/// 10/// \file 11/// \brief This file declares the WebAssembly-specific subclass of 12/// TargetMachine. 13/// 14//===----------------------------------------------------------------------===// 15 16#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETMACHINE_H 17#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETMACHINE_H 18 19#include "WebAssemblySubtarget.h" 20#include "llvm/Target/TargetMachine.h" 21 22namespace llvm { 23 24class WebAssemblyTargetMachine final : public LLVMTargetMachine { 25 std::unique_ptr<TargetLoweringObjectFile> TLOF; 26 mutable StringMap<std::unique_ptr<WebAssemblySubtarget>> SubtargetMap; 27 28public: 29 WebAssemblyTargetMachine(const Target &T, const Triple &TT, StringRef CPU, 30 StringRef FS, const TargetOptions &Options, 31 Reloc::Model RM, CodeModel::Model CM, 32 CodeGenOpt::Level OL); 33 34 ~WebAssemblyTargetMachine() override; 35 const WebAssemblySubtarget * 36 getSubtargetImpl(const Function &F) const override; 37 38 // Pass Pipeline Configuration 39 TargetPassConfig *createPassConfig(PassManagerBase &PM) override; 40 41 TargetLoweringObjectFile *getObjFileLowering() const override { 42 return TLOF.get(); 43 } 44 45 /// \brief Get the TargetIRAnalysis for this target. 46 TargetIRAnalysis getTargetIRAnalysis() override; 47}; 48 49} // end namespace llvm 50 51#endif 52