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//===---------------- 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 BranchProtectionPAuthLR;
bool GuardedControlStack;
};
bool parseBranchProtection(StringRef Spec, ParsedBranchProtection &PBP,
StringRef &Err, bool EnablePAuthLR = false);
} // namespace ARM
} // namespace llvm
#endif
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