| Wesley Peck | a70f28c | 2010-02-23 19:15:24 +0000 | [diff] [blame^] | 1 | //=====-- MBlazeSubtarget.h - Define Subtarget for the MBlaze -*- 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 | // |
| 10 | // This file declares the MBlaze specific subclass of TargetSubtarget. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #ifndef MBLAZESUBTARGET_H |
| 15 | #define MBLAZESUBTARGET_H |
| 16 | |
| 17 | #include "llvm/Target/TargetSubtarget.h" |
| 18 | #include "llvm/Target/TargetMachine.h" |
| 19 | |
| 20 | #include <string> |
| 21 | |
| 22 | namespace llvm { |
| 23 | |
| 24 | class MBlazeSubtarget : public TargetSubtarget { |
| 25 | |
| 26 | protected: |
| 27 | |
| 28 | enum MBlazeArchEnum { |
| 29 | V400, V500, V600, V700, V710 |
| 30 | }; |
| 31 | |
| 32 | // MBlaze architecture version |
| 33 | MBlazeArchEnum MBlazeArchVersion; |
| 34 | |
| 35 | bool HasPipe3; |
| 36 | bool HasBarrel; |
| 37 | bool HasDiv; |
| 38 | bool HasMul; |
| 39 | bool HasFSL; |
| 40 | bool HasEFSL; |
| 41 | bool HasMSRSet; |
| 42 | bool HasException; |
| 43 | bool HasPatCmp; |
| 44 | bool HasFPU; |
| 45 | bool HasESR; |
| 46 | bool HasPVR; |
| 47 | bool HasMul64; |
| 48 | bool HasSqrt; |
| 49 | bool HasMMU; |
| 50 | |
| 51 | InstrItineraryData InstrItins; |
| 52 | |
| 53 | public: |
| 54 | |
| 55 | /// This constructor initializes the data members to match that |
| 56 | /// of the specified triple. |
| 57 | MBlazeSubtarget(const std::string &TT, const std::string &FS); |
| 58 | |
| 59 | /// ParseSubtargetFeatures - Parses features string setting specified |
| 60 | /// subtarget options. Definition of function is auto generated by tblgen. |
| 61 | std::string ParseSubtargetFeatures(const std::string &FS, |
| 62 | const std::string &CPU); |
| 63 | |
| 64 | bool hasFPU() const { return HasFPU; } |
| 65 | bool hasSqrt() const { return HasSqrt; } |
| 66 | bool hasMul() const { return HasMul; } |
| 67 | bool hasMul64() const { return HasMul64; } |
| 68 | bool hasDiv() const { return HasDiv; } |
| 69 | bool hasBarrel() const { return HasBarrel; } |
| 70 | |
| 71 | bool isV400() const { return MBlazeArchVersion == V400; } |
| 72 | bool isV500() const { return MBlazeArchVersion == V500; } |
| 73 | bool isV600() const { return MBlazeArchVersion == V600; } |
| 74 | bool isV700() const { return MBlazeArchVersion == V700; } |
| 75 | bool isV710() const { return MBlazeArchVersion == V710; } |
| 76 | }; |
| 77 | } // End llvm namespace |
| 78 | |
| 79 | #endif |