1 //===- AsmCond.h - Assembly file conditional assembly  ----------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_MC_MCPARSER_ASMCOND_H
10 #define LLVM_MC_MCPARSER_ASMCOND_H
11 
12 namespace llvm {
13 
14 /// AsmCond - Class to support conditional assembly
15 ///
16 /// The conditional assembly feature (.if, .else, .elseif and .endif) is
17 /// implemented with AsmCond that tells us what we are in the middle of
18 /// processing.  Ignore can be either true or false.  When true we are ignoring
19 /// the block of code in the middle of a conditional.
20 
21 class AsmCond {
22 public:
23   enum ConditionalAssemblyType {
24     NoCond,     // no conditional is being processed
25     IfCond,     // inside if conditional
26     ElseIfCond, // inside elseif conditional
27     ElseCond    // inside else conditional
28   };
29 
30   ConditionalAssemblyType TheCond = NoCond;
31   bool CondMet = false;
32   bool Ignore = false;
33 };
34 
35 } // end namespace llvm
36 
37 #endif // LLVM_MC_MCPARSER_ASMCOND_H
38