| //===-- MSP430Subtarget.h - Define Subtarget for the MSP430 ----*- C++ -*--===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the MSP430 specific subclass of TargetSubtargetInfo. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_MSP430_MSP430SUBTARGET_H |
| #define LLVM_LIB_TARGET_MSP430_MSP430SUBTARGET_H |
| |
| #include "MSP430FrameLowering.h" |
| #include "MSP430ISelLowering.h" |
| #include "MSP430InstrInfo.h" |
| #include "MSP430RegisterInfo.h" |
| #include "llvm/CodeGen/SelectionDAGTargetInfo.h" |
| #include "llvm/CodeGen/TargetSubtargetInfo.h" |
| #include "llvm/IR/DataLayout.h" |
| #include <string> |
| |
| #define GET_SUBTARGETINFO_HEADER |
| #include "MSP430GenSubtargetInfo.inc" |
| |
| namespace llvm { |
| class StringRef; |
| |
| class MSP430Subtarget : public MSP430GenSubtargetInfo { |
| public: |
| enum HWMultEnum { |
| NoHWMult, HWMult16, HWMult32, HWMultF5 |
| }; |
| |
| private: |
| virtual void anchor(); |
| bool ExtendedInsts; |
| HWMultEnum HWMultMode; |
| MSP430FrameLowering FrameLowering; |
| MSP430InstrInfo InstrInfo; |
| MSP430TargetLowering TLInfo; |
| SelectionDAGTargetInfo TSInfo; |
| |
| public: |
| /// This constructor initializes the data members to match that |
| /// of the specified triple. |
| /// |
| MSP430Subtarget(const Triple &TT, const std::string &CPU, |
| const std::string &FS, const TargetMachine &TM); |
| |
| MSP430Subtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS); |
| |
| /// ParseSubtargetFeatures - Parses features string setting specified |
| /// subtarget options. Definition of function is auto generated by tblgen. |
| void ParseSubtargetFeatures(StringRef CPU, StringRef FS); |
| |
| bool hasHWMult16() const { return HWMultMode == HWMult16; } |
| bool hasHWMult32() const { return HWMultMode == HWMult32; } |
| bool hasHWMultF5() const { return HWMultMode == HWMultF5; } |
| |
| const TargetFrameLowering *getFrameLowering() const override { |
| return &FrameLowering; |
| } |
| const MSP430InstrInfo *getInstrInfo() const override { return &InstrInfo; } |
| const TargetRegisterInfo *getRegisterInfo() const override { |
| return &InstrInfo.getRegisterInfo(); |
| } |
| const MSP430TargetLowering *getTargetLowering() const override { |
| return &TLInfo; |
| } |
| const SelectionDAGTargetInfo *getSelectionDAGInfo() const override { |
| return &TSInfo; |
| } |
| }; |
| } // End llvm namespace |
| |
| #endif // LLVM_TARGET_MSP430_SUBTARGET_H |