Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===---------------- ARMTargetParserCommon ---------------------*- 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

//

//===----------------------------------------------------------------------===//

//

// Code that is common to ARMTargetParser and AArch64TargetParser.

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_TARGETPARSER_ARMTARGETPARSERCOMMON_H

#define LLVM_TARGETPARSER_ARMTARGETPARSERCOMMON_H

#include "llvm/ADT/StringRef.h"

namespace llvm {

namespace ARM {

enum class ISAKind { INVALID = 0, ARM, THUMB, AARCH64 };

enum class EndianKind { INVALID = 0, LITTLE, BIG };

/// Converts e.g. "armv8" -> "armv8-a"

StringRef getArchSynonym(StringRef Arch);

/// MArch is expected to be of the form (arm|thumb)?(eb)?(v.+)?(eb)?, but

/// (iwmmxt|xscale)(eb)? is also permitted. If the former, return

/// "v.+", if the latter, return unmodified string, minus 'eb'.

/// If invalid, return empty string.

StringRef getCanonicalArchName(StringRef Arch);

// ARM, Thumb, AArch64

ISAKind parseArchISA(StringRef Arch);

// Little/Big endian

EndianKind parseArchEndian(StringRef Arch);

struct ParsedBranchProtection {

  StringRef Scope;

  StringRef Key;

  bool BranchTargetEnforcement;

};

bool parseBranchProtection(StringRef Spec, ParsedBranchProtection &PBP,

                           StringRef &Err);

} // namespace ARM

} // namespace llvm

#endif