llvm/lib/Target/VE/VETargetMachine.h

   1 //===-- VETargetMachine.h - Define TargetMachine for VE ---------*- 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 VE specific subclass of TargetMachine.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_LIB_TARGET_VE_VETARGETMACHINE_H
  14 #define LLVM_LIB_TARGET_VE_VETARGETMACHINE_H
  15
  16 #include "VEInstrInfo.h"
  17 #include "VESubtarget.h"
  18 #include "llvm/Target/TargetMachine.h"
  19 #include <optional>
  20
  21 namespace llvm {
  22
  23 class VETargetMachine : public LLVMTargetMachine {
  24   std::unique_ptr<TargetLoweringObjectFile> TLOF;
  25   VESubtarget Subtarget;
  26   // Hold Strings that can be free'd all together with VETargetMachine
  27   //   e.g.: "GCC_except_tableXX" string.
  28   std::list<std::string> StrList;
  29
  30 public:
  31   VETargetMachine(const Target &T, const Triple &TT, StringRef CPU,
  32                   StringRef FS, const TargetOptions &Options,
  33                   std::optional<Reloc::Model> RM,
  34                   std::optional<CodeModel::Model> CM, CodeGenOptLevel OL,
  35                   bool JIT);
  36   ~VETargetMachine() override;
  37
  38   const VESubtarget *getSubtargetImpl() const { return &Subtarget; }
  39   const VESubtarget *getSubtargetImpl(const Function &) const override {
  40     return &Subtarget;
  41   }
  42   std::list<std::string> *getStrList() const {
  43     return const_cast<std::list<std::string> *>(&StrList);
  44   }
  45
  46   // Pass Pipeline Configuration
  47   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
  48   TargetLoweringObjectFile *getObjFileLowering() const override {
  49     return TLOF.get();
  50   }
  51
  52   MachineFunctionInfo *
  53   createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F,
  54                             const TargetSubtargetInfo *STI) const override;
  55
  56   bool isMachineVerifierClean() const override { return false; }
  57
  58   TargetTransformInfo getTargetTransformInfo(const Function &F) const override;
  59
  60   unsigned getSjLjDataSize() const override { return 64; }
  61 };
  62
  63 } // namespace llvm
  64
  65 #endif