| [51587aa] | 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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| [a08ba92] | 7 | // RemoveInit.cc --
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| [51587aa] | 8 | //
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| [843054c2] | 9 | // Author : Rodolfo G. Esteves
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| [51587aa] | 10 | // Created On : Mon May 18 07:44:20 2015
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| [a08ba92] | 11 | // Last Modified By : Peter A. Buhr
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| 12 | // Last Modified On : Tue May 19 16:39:32 2015
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| 13 | // Update Count : 1
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| [51587aa] | 14 | //
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| [a08ba92] | 15 |
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| [42e2ad7] | 16 | #include "RemoveInit.h"
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| 17 | #include "SynTree/Declaration.h"
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| 18 | #include "SynTree/Type.h"
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| 19 | #include "SynTree/Expression.h"
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| 20 | #include "SynTree/Statement.h"
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| 21 | #include "SynTree/Initializer.h"
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| 22 | #include "SynTree/Mutator.h"
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| 23 |
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| 24 | namespace InitTweak {
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| [a08ba92] | 25 | namespace {
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| 26 | const std::list<Label> noLabels;
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| 27 | }
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| [42e2ad7] | 28 |
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| [a08ba92] | 29 | void tweak( std::list< Declaration * > translationUnit ) {
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| 30 | RemoveInit remover;
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| 31 | mutateAll( translationUnit, remover );
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| 32 | }
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| [42e2ad7] | 33 |
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| [a08ba92] | 34 | void RemoveInit::mutateStatementList( std::list< Statement* > &statements ) {
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| 35 | for ( std::list< Statement* >::iterator i = statements.begin(); i != statements.end(); ++i ) {
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| 36 | if ( ! stmtsToAddAfter.empty() ) {
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| 37 | statements.splice( i, stmtsToAddAfter );
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| 38 | } // if
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| 39 | *i = (*i)->acceptMutator( *this );
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| 40 | } // for
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| 41 | if ( ! stmtsToAddAfter.empty() ) {
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| 42 | statements.splice( statements.end(), stmtsToAddAfter );
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| 43 | } // if
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| 44 | }
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| [42e2ad7] | 45 |
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| [a08ba92] | 46 | CompoundStmt *RemoveInit::mutate(CompoundStmt *compoundStmt) {
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| 47 | mutateStatementList( compoundStmt->get_kids() );
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| 48 | return compoundStmt;
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| 49 | }
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| [42e2ad7] | 50 |
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| 51 | // in the case where an object has an initializer and a polymorphic type, insert an assignment
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| 52 | // immediately after the declaration. This will (seemingly) cause the later phases to do the right
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| 53 | // thing with the assignment
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| [a08ba92] | 54 | ObjectDecl *RemoveInit::mutate( ObjectDecl *objDecl ) {
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| 55 | if (objDecl->get_init() && dynamic_cast<TypeInstType*>(objDecl->get_type())) {
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| 56 | if (SingleInit * single = dynamic_cast<SingleInit*>(objDecl->get_init())) {
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| 57 | UntypedExpr *assign = new UntypedExpr( new NameExpr( "?=?" ) );
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| 58 | assign->get_args().push_back( new AddressExpr (new NameExpr( objDecl->get_name() ) ) );
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| 59 | assign->get_args().push_back( single->get_value()->clone() );
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| 60 | stmtsToAddAfter.push_back(new ExprStmt(noLabels, assign));
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| 61 | } // if
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| 62 | } // if
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| 63 | return objDecl;
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| 64 | }
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| [42e2ad7] | 65 | } // namespace InitTweak
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| 66 |
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| [51587aa] | 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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