//===-- 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 "SystemZFrameLowering.h" #include "SystemZISelLowering.h" #include "SystemZInstrInfo.h" #include "SystemZRegisterInfo.h" #include "SystemZSelectionDAGInfo.h" #include "llvm/IR/DataLayout.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 { virtual void anchor(); protected: bool HasDistinctOps; bool HasLoadStoreOnCond; bool HasHighWord; bool HasFPExtension; bool HasFastSerialization; bool HasInterlockedAccess1; private: Triple TargetTriple; const DataLayout DL; SystemZInstrInfo InstrInfo; SystemZTargetLowering TLInfo; SystemZSelectionDAGInfo TSInfo; SystemZFrameLowering FrameLowering; SystemZSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS); public: SystemZSubtarget(const std::string &TT, const std::string &CPU, const std::string &FS, const TargetMachine &TM); const TargetFrameLowering *getFrameLowering() const { return &FrameLowering; } const SystemZInstrInfo *getInstrInfo() const { return &InstrInfo; } const DataLayout *getDataLayout() const { return &DL; } const SystemZRegisterInfo *getRegisterInfo() const { return &InstrInfo.getRegisterInfo(); } const SystemZTargetLowering *getTargetLowering() const { return &TLInfo; } const TargetSelectionDAGInfo *getSelectionDAGInfo() const { return &TSInfo; } // This is important for reducing register pressure in vector code. bool useAA() const override { return true; } // 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 the target has the fast-serialization facility. bool hasFastSerialization() const { return HasFastSerialization; } // Return true if the target has interlocked-access facility 1. bool hasInterlockedAccess1() const { return HasInterlockedAccess1; } // 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