| //=====-- MBlazeSubtarget.h - Define Subtarget for the MBlaze -*- C++ -*--====// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the MBlaze specific subclass of TargetSubtarget. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef MBLAZESUBTARGET_H |
| #define MBLAZESUBTARGET_H |
| |
| #include "llvm/Target/TargetSubtarget.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| #include <string> |
| |
| namespace llvm { |
| |
| class MBlazeSubtarget : public TargetSubtarget { |
| |
| protected: |
| |
| enum MBlazeArchEnum { |
| V400, V500, V600, V700, V710 |
| }; |
| |
| // MBlaze architecture version |
| MBlazeArchEnum MBlazeArchVersion; |
| |
| bool HasPipe3; |
| bool HasBarrel; |
| bool HasDiv; |
| bool HasMul; |
| bool HasFSL; |
| bool HasEFSL; |
| bool HasMSRSet; |
| bool HasException; |
| bool HasPatCmp; |
| bool HasFPU; |
| bool HasESR; |
| bool HasPVR; |
| bool HasMul64; |
| bool HasSqrt; |
| bool HasMMU; |
| |
| InstrItineraryData InstrItins; |
| |
| public: |
| |
| /// This constructor initializes the data members to match that |
| /// of the specified triple. |
| MBlazeSubtarget(const std::string &TT, const std::string &FS); |
| |
| /// ParseSubtargetFeatures - Parses features string setting specified |
| /// subtarget options. Definition of function is auto generated by tblgen. |
| std::string ParseSubtargetFeatures(const std::string &FS, |
| const std::string &CPU); |
| |
| bool hasFPU() const { return HasFPU; } |
| bool hasSqrt() const { return HasSqrt; } |
| bool hasMul() const { return HasMul; } |
| bool hasMul64() const { return HasMul64; } |
| bool hasDiv() const { return HasDiv; } |
| bool hasBarrel() const { return HasBarrel; } |
| |
| bool isV400() const { return MBlazeArchVersion == V400; } |
| bool isV500() const { return MBlazeArchVersion == V500; } |
| bool isV600() const { return MBlazeArchVersion == V600; } |
| bool isV700() const { return MBlazeArchVersion == V700; } |
| bool isV710() const { return MBlazeArchVersion == V710; } |
| }; |
| } // End llvm namespace |
| |
| #endif |