source: translator/GenPoly/GenPoly.cc @ 51b7345

aaron-thesisarm-ehcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newstringwith_gc
Last change on this file since 51b7345 was 51b7345, checked in by Peter A. Buhr <pabuhr@…>, 8 years ago

initial commit

  • Property mode set to 100644
File size: 1.3 KB
Line 
1/*
2 * This file is part of the Cforall project
3 *
4 * $Id: GenPoly.cc,v 1.4 2005/08/29 20:14:13 rcbilson Exp $
5 *
6 */
7
8#include "GenPoly.h"
9#include "SynTree/Type.h"
10
11
12namespace GenPoly {
13
14bool
15isPolyVal( Type *type, const TyVarMap &tyVars )
16{
17  if( TypeInstType *typeInst = dynamic_cast< TypeInstType* >( type ) ) {
18    if( tyVars.find( typeInst->get_name() ) != tyVars.end() ) {
19      return true;
20    }
21  }
22  return false;
23}
24
25// A function needs an adapter if it returns a polymorphic value or if any of its
26// parameters have polymorphic type
27bool
28needsAdapter( FunctionType *adaptee, const TyVarMap &tyVars )
29{
30  bool needsAdapter = false;
31  if( !adaptee->get_returnVals().empty() && isPolyVal( adaptee->get_returnVals().front()->get_type(), tyVars ) ) {
32    needsAdapter = true;
33  }
34  for( std::list< DeclarationWithType* >::const_iterator innerArg = adaptee->get_parameters().begin(); !needsAdapter && innerArg != adaptee->get_parameters().end(); ++innerArg ) {
35    if( isPolyVal( (*innerArg)->get_type(), tyVars ) ) {
36      needsAdapter = true;
37    }
38  }
39 
40  return needsAdapter;
41}
42
43void 
44printTyVarMap( std::ostream &os, const TyVarMap &tyVarMap )
45{
46  for( TyVarMap::const_iterator i = tyVarMap.begin(); i != tyVarMap.end(); ++i ) {
47    os << i->first << " (" << i->second << ") ";
48  }
49  os << std::endl;
50}
51
52} // namespace GenPoly
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