[InstCombine] Signed saturation patterns
[llvm-core.git] / lib / Target / Mips / MipsLegalizerInfo.h
blob9696c262b2dbd7887b51a646cd43c0ae151aadab
1 //===- MipsLegalizerInfo ----------------------------------------*- 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 /// \file
9 /// This file declares the targeting of the Machinelegalizer class for Mips.
10 /// \todo This should be generated by TableGen.
11 //===----------------------------------------------------------------------===//
13 #ifndef LLVM_LIB_TARGET_MIPS_MIPSMACHINELEGALIZER_H
14 #define LLVM_LIB_TARGET_MIPS_MIPSMACHINELEGALIZER_H
16 #include "llvm/CodeGen/GlobalISel/GISelChangeObserver.h"
17 #include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
19 namespace llvm {
21 class MipsSubtarget;
23 /// This class provides legalization strategies.
24 class MipsLegalizerInfo : public LegalizerInfo {
25 public:
26 MipsLegalizerInfo(const MipsSubtarget &ST);
28 bool legalizeCustom(MachineInstr &MI, MachineRegisterInfo &MRI,
29 MachineIRBuilder &MIRBuilder,
30 GISelChangeObserver &Observer) const override;
32 bool legalizeIntrinsic(MachineInstr &MI, MachineRegisterInfo &MRI,
33 MachineIRBuilder &MIRBuilder) const override;
35 } // end namespace llvm
36 #endif