[51587aa] | 1 | // |
---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
---|
| 3 | // |
---|
| 4 | // The contents of this file are covered under the licence agreement in the |
---|
| 5 | // file "LICENCE" distributed with Cforall. |
---|
| 6 | // |
---|
[a08ba92] | 7 | // RemoveInit.cc -- |
---|
[51587aa] | 8 | // |
---|
| 9 | // Author : Richard C. Bilson |
---|
| 10 | // Created On : Mon May 18 07:44:20 2015 |
---|
[a08ba92] | 11 | // Last Modified By : Peter A. Buhr |
---|
| 12 | // Last Modified On : Tue May 19 16:39:32 2015 |
---|
| 13 | // Update Count : 1 |
---|
[51587aa] | 14 | // |
---|
[a08ba92] | 15 | |
---|
[42e2ad7] | 16 | #include "RemoveInit.h" |
---|
| 17 | #include "SynTree/Declaration.h" |
---|
| 18 | #include "SynTree/Type.h" |
---|
| 19 | #include "SynTree/Expression.h" |
---|
| 20 | #include "SynTree/Statement.h" |
---|
| 21 | #include "SynTree/Initializer.h" |
---|
| 22 | #include "SynTree/Mutator.h" |
---|
| 23 | |
---|
| 24 | namespace InitTweak { |
---|
[a08ba92] | 25 | namespace { |
---|
| 26 | const std::list<Label> noLabels; |
---|
| 27 | } |
---|
[42e2ad7] | 28 | |
---|
[a08ba92] | 29 | void tweak( std::list< Declaration * > translationUnit ) { |
---|
| 30 | RemoveInit remover; |
---|
| 31 | mutateAll( translationUnit, remover ); |
---|
| 32 | } |
---|
[42e2ad7] | 33 | |
---|
[a08ba92] | 34 | void RemoveInit::mutateStatementList( std::list< Statement* > &statements ) { |
---|
| 35 | for ( std::list< Statement* >::iterator i = statements.begin(); i != statements.end(); ++i ) { |
---|
| 36 | if ( ! stmtsToAddAfter.empty() ) { |
---|
| 37 | statements.splice( i, stmtsToAddAfter ); |
---|
| 38 | } // if |
---|
| 39 | *i = (*i)->acceptMutator( *this ); |
---|
| 40 | } // for |
---|
| 41 | if ( ! stmtsToAddAfter.empty() ) { |
---|
| 42 | statements.splice( statements.end(), stmtsToAddAfter ); |
---|
| 43 | } // if |
---|
| 44 | } |
---|
[42e2ad7] | 45 | |
---|
[a08ba92] | 46 | CompoundStmt *RemoveInit::mutate(CompoundStmt *compoundStmt) { |
---|
| 47 | mutateStatementList( compoundStmt->get_kids() ); |
---|
| 48 | return compoundStmt; |
---|
| 49 | } |
---|
[42e2ad7] | 50 | |
---|
| 51 | // in the case where an object has an initializer and a polymorphic type, insert an assignment |
---|
| 52 | // immediately after the declaration. This will (seemingly) cause the later phases to do the right |
---|
| 53 | // thing with the assignment |
---|
[a08ba92] | 54 | ObjectDecl *RemoveInit::mutate( ObjectDecl *objDecl ) { |
---|
| 55 | if (objDecl->get_init() && dynamic_cast<TypeInstType*>(objDecl->get_type())) { |
---|
| 56 | if (SingleInit * single = dynamic_cast<SingleInit*>(objDecl->get_init())) { |
---|
| 57 | UntypedExpr *assign = new UntypedExpr( new NameExpr( "?=?" ) ); |
---|
| 58 | assign->get_args().push_back( new AddressExpr (new NameExpr( objDecl->get_name() ) ) ); |
---|
| 59 | assign->get_args().push_back( single->get_value()->clone() ); |
---|
| 60 | stmtsToAddAfter.push_back(new ExprStmt(noLabels, assign)); |
---|
| 61 | } // if |
---|
| 62 | } // if |
---|
| 63 | return objDecl; |
---|
| 64 | } |
---|
[42e2ad7] | 65 | } // namespace InitTweak |
---|
| 66 | |
---|
[51587aa] | 67 | // Local Variables: // |
---|
| 68 | // tab-width: 4 // |
---|
| 69 | // mode: c++ // |
---|
| 70 | // compile-command: "make install" // |
---|
| 71 | // End: // |
---|