lib/Target/Hexagon/HexagonTargetMachine.h

   1 //=-- HexagonTargetMachine.h - Define TargetMachine for Hexagon ---*- 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 // This file declares the Hexagon specific subclass of TargetMachine.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H
  14 #define LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H
  15
  16 #include "HexagonInstrInfo.h"
  17 #include "HexagonSubtarget.h"
  18 #include "HexagonTargetObjectFile.h"
  19 #include "llvm/Target/TargetMachine.h"
  20
  21 namespace llvm {
  22
  23 class Module;
  24
  25 class HexagonTargetMachine : public LLVMTargetMachine {
  26   std::unique_ptr<TargetLoweringObjectFile> TLOF;
  27   mutable StringMap<std::unique_ptr<HexagonSubtarget>> SubtargetMap;
  28
  29 public:
  30   HexagonTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
  31                        StringRef FS, const TargetOptions &Options,
  32                        Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
  33                        CodeGenOpt::Level OL, bool JIT);
  34   ~HexagonTargetMachine() override;
  35   const HexagonSubtarget *getSubtargetImpl(const Function &F) const override;
  36
  37   static unsigned getModuleMatchQuality(const Module &M);
  38
  39   void adjustPassManager(PassManagerBuilder &PMB) override;
  40   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
  41   TargetTransformInfo getTargetTransformInfo(const Function &F) override;
  42
  43   HexagonTargetObjectFile *getObjFileLowering() const override {
  44     return static_cast<HexagonTargetObjectFile*>(TLOF.get());
  45   }
  46 };
  47
  48 } // end namespace llvm
  49
  50 #endif