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//===- AsmCond.h - Assembly file conditional assembly ----------*- C++ -*-===//
// The LLVM Compiler Infrastructure
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
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 {
enum ConditionalAssemblyType {
NoCond, // no conditional is being processed
IfCond, // inside if conditional
ElseIfCond, // inside elseif conditional
ElseCond // inside else conditional
ConditionalAssemblyType TheCond;
bool CondMet;
bool Ignore;
AsmCond() : TheCond(NoCond), CondMet(false), Ignore(false) {}
} // end namespace llvm