contrib/llvm/lib/Target/AArch64/AArch64InstructionSelector.h

   1 //===- AArch64InstructionSelector --------------------------------*- C++ -*-==//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 /// \file
  10 /// This file declares the targeting of the InstructionSelector class for
  11 /// AArch64.
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef LLVM_LIB_TARGET_AARCH64_AARCH64INSTRUCTIONSELECTOR_H
  15 #define LLVM_LIB_TARGET_AARCH64_AARCH64INSTRUCTIONSELECTOR_H
  16
  17 #include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
  18
  19 namespace llvm {
  20
  21 class AArch64InstrInfo;
  22 class AArch64RegisterBankInfo;
  23 class AArch64RegisterInfo;
  24 class AArch64Subtarget;
  25 class AArch64TargetMachine;
  26
  27 class AArch64InstructionSelector : public InstructionSelector {
  28 public:
  29   AArch64InstructionSelector(const AArch64TargetMachine &TM,
  30                              const AArch64Subtarget &STI,
  31                              const AArch64RegisterBankInfo &RBI);
  32
  33   bool select(MachineInstr &I) const override;
  34
  35 private:
  36   /// tblgen-erated 'select' implementation, used as the initial selector for
  37   /// the patterns that don't require complex C++.
  38   bool selectImpl(MachineInstr &I) const;
  39
  40   const AArch64TargetMachine &TM;
  41   const AArch64Subtarget &STI;
  42   const AArch64InstrInfo &TII;
  43   const AArch64RegisterInfo &TRI;
  44   const AArch64RegisterBankInfo &RBI;
  45 };
  46
  47 } // end namespace llvm
  48
  49 #endif // LLVM_LIB_TARGET_AARCH64_AARCH64INSTRUCTIONSELECTOR_H