| 1 | //
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
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| 3 | //
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| 4 | // The contents of this file are covered under the licence agreement in the
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| 5 | // file "LICENCE" distributed with Cforall.
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| 6 | //
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| 7 | // ScrubTyVars.cc --
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| 8 | //
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| 9 | // Author : Richard C. Bilson
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| 10 | // Created On : Mon May 18 07:44:20 2015
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| 11 | // Last Modified By : Peter A. Buhr
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| 12 | // Last Modified On : Tue May 19 16:42:42 2015
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| 13 | // Update Count : 2
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| 14 | //
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| 15 |
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| 16 | #include "GenPoly.h"
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| 17 | #include "ScrubTyVars.h"
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| 18 |
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| 19 | #include "SynTree/Mutator.h"
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| 20 | #include "SynTree/Type.h"
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| 21 | #include "SynTree/Expression.h"
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| 22 |
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| 23 | namespace GenPoly {
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| 24 | Type * ScrubTyVars::mutate( TypeInstType *typeInst ) {
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| 25 | TyVarMap::const_iterator tyVar = tyVars.find( typeInst->get_name() );
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| 26 | if ( doAll || tyVar != tyVars.end() ) {
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| 27 | switch ( tyVar->second ) {
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| 28 | case TypeDecl::Any:
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| 29 | case TypeDecl::Dtype:
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| 30 | {
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| 31 | PointerType *ret = new PointerType( Type::Qualifiers(), new VoidType( typeInst->get_qualifiers() ) );
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| 32 | delete typeInst;
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| 33 | return ret;
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| 34 | }
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| 35 | case TypeDecl::Ftype:
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| 36 | delete typeInst;
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| 37 | return new PointerType( Type::Qualifiers(), new FunctionType( Type::Qualifiers(), true ) );
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| 38 | } // switch
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| 39 | } // if
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| 40 | return typeInst;
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| 41 | }
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| 42 |
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| 43 | Expression * ScrubTyVars::mutate( SizeofExpr *szeof ) {
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| 44 | // sizeof( T ) => T parameter, which is the size of T
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| 45 | if ( TypeInstType *typeInst = dynamic_cast< TypeInstType * >( szeof->get_type() ) ) {
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| 46 | Expression *expr = new NameExpr( typeInst->get_name() );
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| 47 | return expr;
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| 48 | } else {
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| 49 | return Mutator::mutate( szeof );
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| 50 | } // if
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| 51 | }
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| 52 |
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| 53 | Type * ScrubTyVars::mutate( PointerType *pointer ) {
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| 54 | if ( TypeInstType *typeInst = dynamic_cast< TypeInstType * >( pointer->get_base() ) ) {
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| 55 | if ( doAll || tyVars.find( typeInst->get_name() ) != tyVars.end() ) {
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| 56 | Type *ret = mutate( typeInst );
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| 57 | ret->get_qualifiers() += pointer->get_qualifiers();
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| 58 | pointer->set_base( 0 );
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| 59 | delete pointer;
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| 60 | return ret;
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| 61 | } // if
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| 62 | } // if
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| 63 | return Mutator::mutate( pointer );
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| 64 | }
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| 65 | } // namespace GenPoly
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| 66 |
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| 67 | // Local Variables: //
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| 68 | // tab-width: 4 //
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| 69 | // mode: c++ //
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| 70 | // compile-command: "make install" //
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| 71 | // End: //
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