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76f666eb23
for the Sparc port. Use the same initializeSubtargetDependencies function to handle initialization similar to the other ports to handle dependencies. llvm-svn: 211811
93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
//===-- SparcSubtarget.h - Define Subtarget for the SPARC -------*- 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 SPARC specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SPARC_SUBTARGET_H
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#define SPARC_SUBTARGET_H
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#include "SparcFrameLowering.h"
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#include "SparcInstrInfo.h"
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#include "SparcISelLowering.h"
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#include "SparcJITInfo.h"
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#include "SparcSelectionDAGInfo.h"
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#include "llvm/IR/DataLayout.h"
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#include "llvm/Target/TargetFrameLowering.h"
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#include "llvm/Target/TargetSubtargetInfo.h"
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#include <string>
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#define GET_SUBTARGETINFO_HEADER
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#include "SparcGenSubtargetInfo.inc"
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namespace llvm {
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class StringRef;
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class SparcSubtarget : public SparcGenSubtargetInfo {
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virtual void anchor();
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bool IsV9;
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bool V8DeprecatedInsts;
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bool IsVIS, IsVIS2, IsVIS3;
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bool Is64Bit;
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bool HasHardQuad;
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bool UsePopc;
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const DataLayout DL; // Calculates type size & alignment
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SparcInstrInfo InstrInfo;
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SparcTargetLowering TLInfo;
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SparcSelectionDAGInfo TSInfo;
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SparcFrameLowering FrameLowering;
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SparcJITInfo JITInfo;
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public:
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SparcSubtarget(const std::string &TT, const std::string &CPU,
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const std::string &FS, TargetMachine &TM, bool is64bit);
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const SparcInstrInfo *getInstrInfo() const { return &InstrInfo; }
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const TargetFrameLowering *getFrameLowering() const { return &FrameLowering; }
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const SparcRegisterInfo *getRegisterInfo() const {
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return &InstrInfo.getRegisterInfo();
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}
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const SparcTargetLowering *getTargetLowering() const { return &TLInfo; }
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const SparcSelectionDAGInfo *getSelectionDAGInfo() const { return &TSInfo; }
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SparcJITInfo *getJITInfo() { return &JITInfo; }
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const DataLayout *getDataLayout() const { return &DL; }
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bool isV9() const { return IsV9; }
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bool isVIS() const { return IsVIS; }
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bool isVIS2() const { return IsVIS2; }
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bool isVIS3() const { return IsVIS3; }
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bool useDeprecatedV8Instructions() const { return V8DeprecatedInsts; }
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bool hasHardQuad() const { return HasHardQuad; }
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bool usePopc() const { return UsePopc; }
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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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void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
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SparcSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
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bool is64Bit() const { return Is64Bit; }
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/// The 64-bit ABI uses biased stack and frame pointers, so the stack frame
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/// of the current function is the area from [%sp+BIAS] to [%fp+BIAS].
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int64_t getStackPointerBias() const {
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return is64Bit() ? 2047 : 0;
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}
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/// Given a actual stack size as determined by FrameInfo, this function
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/// returns adjusted framesize which includes space for register window
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/// spills and arguments.
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int getAdjustedFrameSize(int stackSize) const;
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};
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} // end namespace llvm
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#endif
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