ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newstringwith_gc
Last change
on this file since 91b216b4 was
51b7345,
checked in by Peter A. Buhr <pabuhr@…>, 10 years ago
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File size:
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[51b7345] | 1 | /* |
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| 2 | * This file is part of the Cforall project |
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| 3 | * |
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| 4 | * $Id: GenPoly.cc,v 1.4 2005/08/29 20:14:13 rcbilson Exp $ |
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| 5 | * |
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| 6 | */ |
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| 7 | |
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| 8 | #include "GenPoly.h" |
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| 9 | #include "SynTree/Type.h" |
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| 10 | |
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| 11 | |
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| 12 | namespace GenPoly { |
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| 13 | |
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| 14 | bool |
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| 15 | isPolyVal( Type *type, const TyVarMap &tyVars ) |
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| 16 | { |
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| 17 | if( TypeInstType *typeInst = dynamic_cast< TypeInstType* >( type ) ) { |
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| 18 | if( tyVars.find( typeInst->get_name() ) != tyVars.end() ) { |
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| 19 | return true; |
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| 20 | } |
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| 21 | } |
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| 22 | return false; |
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| 23 | } |
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| 24 | |
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| 25 | // A function needs an adapter if it returns a polymorphic value or if any of its |
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| 26 | // parameters have polymorphic type |
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| 27 | bool |
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| 28 | needsAdapter( FunctionType *adaptee, const TyVarMap &tyVars ) |
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| 29 | { |
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| 30 | bool needsAdapter = false; |
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| 31 | if( !adaptee->get_returnVals().empty() && isPolyVal( adaptee->get_returnVals().front()->get_type(), tyVars ) ) { |
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| 32 | needsAdapter = true; |
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| 33 | } |
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| 34 | for( std::list< DeclarationWithType* >::const_iterator innerArg = adaptee->get_parameters().begin(); !needsAdapter && innerArg != adaptee->get_parameters().end(); ++innerArg ) { |
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| 35 | if( isPolyVal( (*innerArg)->get_type(), tyVars ) ) { |
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| 36 | needsAdapter = true; |
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| 37 | } |
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| 38 | } |
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| 39 | |
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| 40 | return needsAdapter; |
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| 41 | } |
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| 42 | |
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| 43 | void |
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| 44 | printTyVarMap( std::ostream &os, const TyVarMap &tyVarMap ) |
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| 45 | { |
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| 46 | for( TyVarMap::const_iterator i = tyVarMap.begin(); i != tyVarMap.end(); ++i ) { |
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| 47 | os << i->first << " (" << i->second << ") "; |
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| 48 | } |
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| 49 | os << std::endl; |
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| 50 | } |
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| 51 | |
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| 52 | } // namespace GenPoly |
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