llvm/lib/Target/Lanai/LanaiTargetMachine.h

   1 //===-- LanaiTargetMachine.h - Define TargetMachine for Lanai --- 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 Lanai specific subclass of TargetMachine.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_LIB_TARGET_LANAI_LANAITARGETMACHINE_H
  14 #define LLVM_LIB_TARGET_LANAI_LANAITARGETMACHINE_H
  15
  16 #include "LanaiISelLowering.h"
  17 #include "LanaiInstrInfo.h"
  18 #include "LanaiSelectionDAGInfo.h"
  19 #include "LanaiSubtarget.h"
  20 #include "llvm/Target/TargetMachine.h"
  21 #include <optional>
  22
  23 namespace llvm {
  24
  25 class LanaiTargetMachine : public LLVMTargetMachine {
  26   LanaiSubtarget Subtarget;
  27   std::unique_ptr<TargetLoweringObjectFile> TLOF;
  28
  29 public:
  30   LanaiTargetMachine(const Target &TheTarget, const Triple &TargetTriple,
  31                      StringRef Cpu, StringRef FeatureString,
  32                      const TargetOptions &Options,
  33                      std::optional<Reloc::Model> RM,
  34                      std::optional<CodeModel::Model> CodeModel,
  35                      CodeGenOptLevel OptLevel, bool JIT);
  36
  37   const LanaiSubtarget *
  38   getSubtargetImpl(const llvm::Function & /*Fn*/) const override {
  39     return &Subtarget;
  40   }
  41
  42   TargetTransformInfo getTargetTransformInfo(const Function &F) const override;
  43
  44   // Pass Pipeline Configuration
  45   TargetPassConfig *createPassConfig(PassManagerBase &pass_manager) override;
  46
  47   TargetLoweringObjectFile *getObjFileLowering() const override {
  48     return TLOF.get();
  49   }
  50
  51   MachineFunctionInfo *
  52   createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F,
  53                             const TargetSubtargetInfo *STI) const override;
  54
  55   bool isMachineVerifierClean() const override {
  56     return false;
  57   }
  58 };
  59 } // namespace llvm
  60
  61 #endif // LLVM_LIB_TARGET_LANAI_LANAITARGETMACHINE_H