//===-- SparcSubtarget.h - Define Subtarget for the SPARC -------*- 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 SPARC specific subclass of TargetSubtargetInfo. // //===----------------------------------------------------------------------===// #ifndef SPARC_SUBTARGET_H #define SPARC_SUBTARGET_H #include "llvm/Target/TargetSubtargetInfo.h" #include <string> #define GET_SUBTARGETINFO_HEADER #include "SparcGenSubtargetInfo.inc" namespace llvm { class StringRef; class SparcSubtarget : public SparcGenSubtargetInfo { virtual void anchor(); bool IsV9; bool V8DeprecatedInsts; bool IsVIS; bool Is64Bit; bool HasHardQuad; public: SparcSubtarget(const std::string &TT, const std::string &CPU, const std::string &FS, bool is64bit); bool isV9() const { return IsV9; } bool isVIS() const { return IsVIS; } bool useDeprecatedV8Instructions() const { return V8DeprecatedInsts; } bool hasHardQuad() const { return HasHardQuad; } /// ParseSubtargetFeatures - Parses features string setting specified /// subtarget options. Definition of function is auto generated by tblgen. void ParseSubtargetFeatures(StringRef CPU, StringRef FS); bool is64Bit() const { return Is64Bit; } /// The 64-bit ABI uses biased stack and frame pointers, so the stack frame /// of the current function is the area from [%sp+BIAS] to [%fp+BIAS]. int64_t getStackPointerBias() const { return is64Bit() ? 2047 : 0; } /// Given a actual stack size as determined by FrameInfo, this function /// returns adjusted framesize which includes space for register window /// spills and arguments. int getAdjustedFrameSize(int stackSize) const; }; } // end namespace llvm #endif