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diff --git a/llvm/lib/Target/Sparc/SparcSubtarget.h b/llvm/lib/Target/Sparc/SparcSubtarget.h
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+//===-- SparcSubtarget.h - Define Subtarget for the SPARC -------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the SPARC specific subclass of TargetSubtargetInfo.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_SPARC_SPARCSUBTARGET_H
+#define LLVM_LIB_TARGET_SPARC_SPARCSUBTARGET_H
+
+#include "SparcFrameLowering.h"
+#include "SparcISelLowering.h"
+#include "SparcInstrInfo.h"
+#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
+#include "llvm/CodeGen/TargetFrameLowering.h"
+#include "llvm/CodeGen/TargetSubtargetInfo.h"
+#include "llvm/IR/DataLayout.h"
+#include <string>
+
+#define GET_SUBTARGETINFO_HEADER
+#include "SparcGenSubtargetInfo.inc"
+
+namespace llvm {
+class StringRef;
+
+class SparcSubtarget : public SparcGenSubtargetInfo {
+ Triple TargetTriple;
+ virtual void anchor();
+ bool UseSoftMulDiv;
+ bool IsV9;
+ bool IsLeon;
+ bool V8DeprecatedInsts;
+ bool IsVIS, IsVIS2, IsVIS3;
+ bool Is64Bit;
+ bool HasHardQuad;
+ bool UsePopc;
+ bool UseSoftFloat;
+ bool HasNoFSMULD;
+ bool HasNoFMULS;
+
+ // LEON features
+ bool HasUmacSmac;
+ bool HasLeonCasa;
+ bool HasPWRPSR;
+ bool InsertNOPLoad;
+ bool FixAllFDIVSQRT;
+ bool DetectRoundChange;
+ bool HasLeonCycleCounter;
+
+ SparcInstrInfo InstrInfo;
+ SparcTargetLowering TLInfo;
+ SelectionDAGTargetInfo TSInfo;
+ SparcFrameLowering FrameLowering;
+
+public:
+ SparcSubtarget(const Triple &TT, const std::string &CPU,
+ const std::string &FS, const TargetMachine &TM, bool is64bit);
+
+ const SparcInstrInfo *getInstrInfo() const override { return &InstrInfo; }
+ const TargetFrameLowering *getFrameLowering() const override {
+ return &FrameLowering;
+ }
+ const SparcRegisterInfo *getRegisterInfo() const override {
+ return &InstrInfo.getRegisterInfo();
+ }
+ const SparcTargetLowering *getTargetLowering() const override {
+ return &TLInfo;
+ }
+ const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
+ return &TSInfo;
+ }
+
+ bool enableMachineScheduler() const override;
+
+ bool useSoftMulDiv() const { return UseSoftMulDiv; }
+ bool isV9() const { return IsV9; }
+ bool isLeon() const { return IsLeon; }
+ bool isVIS() const { return IsVIS; }
+ bool isVIS2() const { return IsVIS2; }
+ bool isVIS3() const { return IsVIS3; }
+ bool useDeprecatedV8Instructions() const { return V8DeprecatedInsts; }
+ bool hasHardQuad() const { return HasHardQuad; }
+ bool usePopc() const { return UsePopc; }
+ bool useSoftFloat() const { return UseSoftFloat; }
+ bool hasNoFSMULD() const { return HasNoFSMULD; }
+ bool hasNoFMULS() const { return HasNoFMULS; }
+
+ // Leon options
+ bool hasUmacSmac() const { return HasUmacSmac; }
+ bool hasLeonCasa() const { return HasLeonCasa; }
+ bool hasPWRPSR() const { return HasPWRPSR; }
+ bool insertNOPLoad() const { return InsertNOPLoad; }
+ bool fixAllFDIVSQRT() const { return FixAllFDIVSQRT; }
+ bool detectRoundChange() const { return DetectRoundChange; }
+ bool hasLeonCycleCounter() const { return HasLeonCycleCounter; }
+
+ /// ParseSubtargetFeatures - Parses features string setting specified
+ /// subtarget options. Definition of function is auto generated by tblgen.
+ void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
+ SparcSubtarget &initializeSubtargetDependencies(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;
+
+ bool isTargetLinux() const { return TargetTriple.isOSLinux(); }
+};
+
+} // end namespace llvm
+
+#endif