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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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97
external/llvm/lib/Target/Nios2/Nios2Subtarget.h vendored
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//===-- Nios2Subtarget.h - Define Subtarget for the Nios2 -------*- 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 Nios2 specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_NIOS2_NIOS2SUBTARGET_H
#define LLVM_LIB_TARGET_NIOS2_NIOS2SUBTARGET_H
#include "Nios2FrameLowering.h"
#include "Nios2ISelLowering.h"
#include "Nios2InstrInfo.h"
#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
#include "llvm/CodeGen/TargetFrameLowering.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#define GET_SUBTARGETINFO_HEADER
#include "Nios2GenSubtargetInfo.inc"
namespace llvm {
class StringRef;
class Nios2TargetMachine;
class Nios2Subtarget : public Nios2GenSubtargetInfo {
virtual void anchor();
public:
// Nios2 R2 features
// Bit manipulation instructions extension
bool HasBMX;
// Code Density instructions extension
bool HasCDX;
// Multi-Processor instructions extension
bool HasMPX;
// New mandatory instructions
bool HasR2Mandatory;
protected:
enum Nios2ArchEnum {
// Nios2 R1 ISA
Nios2r1,
// Nios2 R2 ISA
Nios2r2
};
// Nios2 architecture version
Nios2ArchEnum Nios2ArchVersion;
Triple TargetTriple;
Nios2InstrInfo InstrInfo;
Nios2TargetLowering TLInfo;
SelectionDAGTargetInfo TSInfo;
Nios2FrameLowering FrameLowering;
public:
/// This constructor initializes the data members to match that
/// of the specified triple.
Nios2Subtarget(const Triple &TT, const std::string &CPU,
const std::string &FS, const TargetMachine &TM);
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
bool hasNios2r1() const { return Nios2ArchVersion >= Nios2r1; }
bool isNios2r1() const { return Nios2ArchVersion == Nios2r1; }
bool hasNios2r2() const { return Nios2ArchVersion >= Nios2r2; }
bool isNios2r2() const { return Nios2ArchVersion == Nios2r2; }
Nios2Subtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
const Nios2InstrInfo *getInstrInfo() const override { return &InstrInfo; }
const TargetFrameLowering *getFrameLowering() const override {
return &FrameLowering;
}
const Nios2RegisterInfo *getRegisterInfo() const override {
return &InstrInfo.getRegisterInfo();
}
const Nios2TargetLowering *getTargetLowering() const override {
return &TLInfo;
}
const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
return &TSInfo;
}
};
} // namespace llvm
#endif