mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-10 01:10:48 +00:00
0ddff1b535
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134606 91177308-0d34-0410-b5e6-96231b3b80d8
76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
//=====-- 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 TargetSubtargetInfo.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef MBLAZESUBTARGET_H
|
|
#define MBLAZESUBTARGET_H
|
|
|
|
#include "llvm/Target/TargetSubtargetInfo.h"
|
|
#include "llvm/MC/MCInstrItineraries.h"
|
|
#include <string>
|
|
|
|
#define GET_SUBTARGETINFO_HEADER
|
|
#include "MBlazeGenSubtargetInfo.inc"
|
|
|
|
namespace llvm {
|
|
class StringRef;
|
|
|
|
class MBlazeSubtarget : public MBlazeGenSubtargetInfo {
|
|
|
|
protected:
|
|
bool HasBarrel;
|
|
bool HasDiv;
|
|
bool HasMul;
|
|
bool HasPatCmp;
|
|
bool HasFPU;
|
|
bool HasMul64;
|
|
bool HasSqrt;
|
|
bool HasItin;
|
|
|
|
InstrItineraryData InstrItins;
|
|
|
|
public:
|
|
|
|
/// This constructor initializes the data members to match that
|
|
/// of the specified triple.
|
|
MBlazeSubtarget(const std::string &TT, const std::string &CPU,
|
|
const std::string &FS);
|
|
|
|
/// ParseSubtargetFeatures - Parses features string setting specified
|
|
/// subtarget options. Definition of function is auto generated by tblgen.
|
|
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
|
|
|
|
/// Compute the number of maximum number of issues per cycle for the
|
|
/// MBlaze scheduling itineraries.
|
|
void computeIssueWidth();
|
|
|
|
/// enablePostRAScheduler - True at 'More' optimization.
|
|
bool enablePostRAScheduler(CodeGenOpt::Level OptLevel,
|
|
TargetSubtargetInfo::AntiDepBreakMode& Mode,
|
|
RegClassVector& CriticalPathRCs) const;
|
|
|
|
/// getInstrItins - Return the instruction itineraies based on subtarget.
|
|
const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
|
|
|
|
bool hasItin() const { return HasItin; }
|
|
bool hasPCMP() const { return HasPatCmp; }
|
|
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; }
|
|
};
|
|
} // End llvm namespace
|
|
|
|
#endif
|