ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newstringwith_gc
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51b7345,
checked in by Peter A. Buhr <pabuhr@…>, 10 years ago
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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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