llvm-mirror/include/llvm/MC/MCParser/AsmCond.h
Chris Lattner c0e2ef62fa move some files out of the llvm-mc tool into the MCParser library so
other tools can link it.

llvm-svn: 94131
2010-01-22 01:58:08 +00:00

41 lines
1.1 KiB
C++

//===- 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.
//
//===----------------------------------------------------------------------===//
#ifndef ASMCOND_H
#define 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;
bool CondMet;
bool Ignore;
AsmCond() : TheCond(NoCond), CondMet(false), Ignore(false) {}
};
} // end namespace llvm
#endif