1 //===-- M68kTargetMachine.h - Define TargetMachine for M68k -----*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 /// 9 /// \file 10 /// This file declares the M68k specific subclass of TargetMachine. 11 /// 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_LIB_TARGET_M68K_M68KTARGETMACHINE_H 15 #define LLVM_LIB_TARGET_M68K_M68KTARGETMACHINE_H 16 17 #include "M68kSubtarget.h" 18 #include "MCTargetDesc/M68kMCTargetDesc.h" 19 20 #include "llvm/CodeGen/Passes.h" 21 #include "llvm/CodeGen/SelectionDAGISel.h" 22 #include "llvm/CodeGen/TargetFrameLowering.h" 23 #include "llvm/Target/TargetMachine.h" 24 25 #include <optional> 26 27 namespace llvm { 28 class formatted_raw_ostream; 29 class M68kRegisterInfo; 30 31 class M68kTargetMachine : public LLVMTargetMachine { 32 std::unique_ptr<TargetLoweringObjectFile> TLOF; 33 M68kSubtarget Subtarget; 34 35 mutable StringMap<std::unique_ptr<M68kSubtarget>> SubtargetMap; 36 37 public: 38 M68kTargetMachine(const Target &T, const Triple &TT, StringRef CPU, 39 StringRef FS, const TargetOptions &Options, 40 std::optional<Reloc::Model> RM, 41 std::optional<CodeModel::Model> CM, CodeGenOptLevel OL, 42 bool JIT); 43 44 ~M68kTargetMachine() override; 45 46 const M68kSubtarget *getSubtargetImpl() const { return &Subtarget; } 47 48 const M68kSubtarget *getSubtargetImpl(const Function &F) const override; 49 50 MachineFunctionInfo * 51 createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F, 52 const TargetSubtargetInfo *STI) const override; 53 54 // Pass Pipeline Configuration 55 TargetPassConfig *createPassConfig(PassManagerBase &PM) override; 56 57 TargetLoweringObjectFile *getObjFileLowering() const override { 58 return TLOF.get(); 59 } 60 }; 61 } // namespace llvm 62 63 #endif // LLVM_LIB_TARGET_M68K_M68KTARGETMACHINE_H 64