source: src/Parser/parserutility.cc @ 8bea701

arm-ehjacob/cs343-translationnew-ast-unique-expr
Last change on this file since 8bea701 was 310e5b7, checked in by Thierry Delisle <tdelisle@…>, 4 years ago

Fix some issues with waitfor... it appears to work!

  • Property mode set to 100644
File size: 1.3 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// parserutility.cc --
8//
9// Author           : Rodolfo G. Esteves
10// Created On       : Sat May 16 15:30:39 2015
11// Last Modified By : Andrew Beach
12// Last Modified On : Tus Jul 18 10:12:00 2017
13// Update Count     : 8
14//
15
16#include "parserutility.h"
17
18#include <list>                  // for list
19#include <string>                // for string
20
21#include "SynTree/Constant.h"    // for Constant
22#include "SynTree/Expression.h"  // for UntypedExpr, CastExpr, ConstantExpr
23#include "SynTree/Type.h"        // for BasicType, ZeroType, BasicType::Kind...
24
25// rewrite
26//    if ( x ) ...
27// as
28//    if ( (int)(x != 0) ) ...
29
30Expression *notZeroExpr( Expression *orig ) {
31        if( !orig ) return nullptr;
32        UntypedExpr *comparison = new UntypedExpr( new NameExpr( "?!=?" ) );
33        comparison->get_args().push_back( orig );
34        comparison->get_args().push_back( new ConstantExpr( Constant( new ZeroType( noQualifiers ), "0", (unsigned long long int)0 ) ) );
35        return new CastExpr( comparison, new BasicType( Type::Qualifiers(), BasicType::SignedInt ) );
36}
37
38// Local Variables: //
39// tab-width: 4 //
40// mode: c++ //
41// compile-command: "make install" //
42// End: //
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