llvm/lib/Target/X86/GISel/X86LegalizerInfo.h

   1 //===- X86LegalizerInfo.h ------------------------------------------*- C++
   2 //-*-==//
   3 //
   4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 // See https://llvm.org/LICENSE.txt for license information.
   6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 //
   8 //===----------------------------------------------------------------------===//
   9 /// \file
  10 /// This file declares the targeting of the Machinelegalizer class for X86.
  11 /// \todo This should be generated by TableGen.
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef LLVM_LIB_TARGET_X86_X86MACHINELEGALIZER_H
  15 #define LLVM_LIB_TARGET_X86_X86MACHINELEGALIZER_H
  16
  17 #include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
  18
  19 namespace llvm {
  20
  21 class X86Subtarget;
  22 class X86TargetMachine;
  23
  24 class X86LegalizerInfo : public LegalizerInfo {
  25 private:
  26   /// Keep a reference to the X86Subtarget around so that we can
  27   /// make the right decision when generating code for different targets.
  28   const X86Subtarget &Subtarget;
  29
  30 public:
  31   X86LegalizerInfo(const X86Subtarget &STI, const X86TargetMachine &TM);
  32
  33   bool legalizeIntrinsic(LegalizerHelper &Helper,
  34                          MachineInstr &MI) const override;
  35 };
  36 } // namespace llvm
  37 #endif