llvm/lib/Target/DirectX/DirectXSubtarget.h

   1 //===-- DirectXSubtarget.h - Define Subtarget for DirectX -------*- 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 DirectX specific subclass of TargetSubtargetInfo.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_DIRECTX_DIRECTXSUBTARGET_H
  14 #define LLVM_DIRECTX_DIRECTXSUBTARGET_H
  15
  16 #include "DirectXFrameLowering.h"
  17 #include "DirectXInstrInfo.h"
  18 #include "DirectXTargetLowering.h"
  19 #include "llvm/CodeGen/TargetSubtargetInfo.h"
  20 #include "llvm/IR/DataLayout.h"
  21 #include "llvm/Target/TargetMachine.h"
  22
  23 #define GET_SUBTARGETINFO_HEADER
  24 #include "DirectXGenSubtargetInfo.inc"
  25
  26 namespace llvm {
  27
  28 class DirectXTargetMachine;
  29
  30 class DirectXSubtarget : public DirectXGenSubtargetInfo {
  31   DirectXFrameLowering FL;
  32   DirectXTargetLowering TL;
  33   DirectXInstrInfo InstrInfo;
  34
  35   virtual void anchor(); // virtual anchor method
  36
  37 public:
  38   DirectXSubtarget(const Triple &TT, StringRef CPU, StringRef FS,
  39                    const DirectXTargetMachine &TM);
  40
  41   /// Parses a subtarget feature string, setting appropriate options.
  42   /// \note Definition of function is auto generated by `tblgen`.
  43   void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS);
  44
  45   const DirectXTargetLowering *getTargetLowering() const override {
  46     return &TL;
  47   }
  48
  49   const DirectXFrameLowering *getFrameLowering() const override { return &FL; }
  50
  51   const DirectXInstrInfo *getInstrInfo() const override { return &InstrInfo; }
  52 };
  53
  54 } // end namespace llvm
  55
  56 #endif // LLVM_DIRECTX_DIRECTXSUBTARGET_H