source: src/InitTweak/GenInit.h

Last change on this file was 11df881, checked in by Andrew Beach <ajbeach@…>, 6 months ago

Updated documentation on pre-resolver passes, moving code to headers instead of uses. Note that some comments were just copied over, I don't know if they are accurate.

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File size: 2.9 KB
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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//
7// GenInit.h -- Generate initializers, and other stuff.
8//
9// Author           : Rodolfo G. Esteves
10// Created On       : Mon May 18 07:44:20 2015
11// Last Modified By : Andrew Beach
12// Last Modified On : Fri Mar 18 14:22:00 2022
13// Update Count     : 7
14//
15
16#pragma once
17
18#include <list>                // for list
19#include <string>              // for string
20
21#include "AST/Fwd.hpp"
22#include "Common/CodeLocation.h"
23#include "GenPoly/ScopedSet.h" // for ScopedSet
24#include "SynTree/SynTree.h"   // for Visitor Nodes
25
26namespace InitTweak {
27        /// Adds return value temporaries and wraps Initializers in ConstructorInit nodes
28        void genInit( std::list< Declaration * > & translationUnit );
29        void genInit( ast::TranslationUnit & translationUnit );
30
31        /// Converts return statements into copy constructor calls on the hidden return variable.
32        /// This pass must happen before auto-gen.
33        void fixReturnStatements( std::list< Declaration * > & translationUnit );
34        void fixReturnStatements( ast::TranslationUnit & translationUnit );
35
36        /// generates a single ctor/dtor statement using objDecl as the 'this' parameter and arg as the optional argument
37        ImplicitCtorDtorStmt * genCtorDtor( const std::string & fname, ObjectDecl * objDecl, Expression * arg = nullptr );
38        ast::ptr<ast::Stmt> genCtorDtor (const CodeLocation & loc, const std::string & fname, const ast::ObjectDecl * objDecl, const ast::Expr * arg = nullptr);
39
40        /// creates an appropriate ConstructorInit node which contains a constructor, destructor, and C-initializer
41        ConstructorInit * genCtorInit( ObjectDecl * objDecl );
42        ast::ConstructorInit * genCtorInit( const CodeLocation & loc, const ast::ObjectDecl * objDecl );
43
44        class ManagedTypes {
45        public:
46                bool isManaged( ObjectDecl * objDecl ) const ; // determine if object is managed
47                bool isManaged( Type * type ) const; // determine if type is managed
48
49                void handleDWT( DeclarationWithType * dwt ); // add type to managed if ctor/dtor
50                void handleStruct( StructDecl * aggregateDecl ); // add type to managed if child is managed
51
52                void beginScope();
53                void endScope();
54        private:
55                GenPoly::ScopedSet< std::string > managedTypes;
56        };
57
58        class ManagedTypes_new {
59        public:
60                bool isManaged( const ast::ObjectDecl * objDecl ) const ; // determine if object is managed
61                bool isManaged( const ast::Type * type ) const; // determine if type is managed
62
63                void handleDWT( const ast::DeclWithType * dwt ); // add type to managed if ctor/dtor
64                void handleStruct( const ast::StructDecl * aggregateDecl ); // add type to managed if child is managed
65
66                void beginScope();
67                void endScope();
68        private:
69                GenPoly::ScopedSet< std::string > managedTypes;
70        };
71} // namespace
72
73// Local Variables: //
74// tab-width: 4 //
75// mode: c++ //
76// compile-command: "make install" //
77// End: //
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