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//===-- SystemZSubtarget.h - SystemZ subtarget information -----*- 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 SystemZ specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#ifndef SYSTEMZSUBTARGET_H
#define SYSTEMZSUBTARGET_H
#include "llvm/ADT/Triple.h"
#include "llvm/Target/TargetSubtargetInfo.h"
#include <string>
#define GET_SUBTARGETINFO_HEADER
#include "SystemZGenSubtargetInfo.inc"
namespace llvm {
class GlobalValue;
class StringRef;
class SystemZSubtarget : public SystemZGenSubtargetInfo {
protected:
bool HasDistinctOps;
bool HasLoadStoreOnCond;
bool HasHighWord;
bool HasFPExtension;
private:
Triple TargetTriple;
public:
SystemZSubtarget(const std::string &TT, const std::string &CPU,
const std::string &FS);
// Automatically generated by tblgen.
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
// Return true if the target has the distinct-operands facility.
bool hasDistinctOps() const { return HasDistinctOps; }
// Return true if the target has the load/store-on-condition facility.
bool hasLoadStoreOnCond() const { return HasLoadStoreOnCond; }
// Return true if the target has the high-word facility.
bool hasHighWord() const { return HasHighWord; }
// Return true if the target has the floating-point extension facility.
bool hasFPExtension() const { return HasFPExtension; }
// Return true if GV can be accessed using LARL for reloc model RM
// and code model CM.
bool isPC32DBLSymbol(const GlobalValue *GV, Reloc::Model RM,
CodeModel::Model CM) const;
bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
};
} // end namespace llvm
#endif
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