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