llvm-for-llvmta/include/llvm/MC/MCParser/AsmCond.h

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2022-04-25 10:02:23 +02:00
//===- AsmCond.h - Assembly file conditional assembly ----------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCPARSER_ASMCOND_H
#define LLVM_MC_MCPARSER_ASMCOND_H
namespace llvm {
/// AsmCond - Class to support conditional assembly
///
/// The conditional assembly feature (.if, .else, .elseif and .endif) is
/// implemented with AsmCond that tells us what we are in the middle of
/// processing. Ignore can be either true or false. When true we are ignoring
/// the block of code in the middle of a conditional.
class AsmCond {
public:
enum ConditionalAssemblyType {
NoCond, // no conditional is being processed
IfCond, // inside if conditional
ElseIfCond, // inside elseif conditional
ElseCond // inside else conditional
};
ConditionalAssemblyType TheCond = NoCond;
bool CondMet = false;
bool Ignore = false;
};
} // end namespace llvm
#endif // LLVM_MC_MCPARSER_ASMCOND_H