source: src/InitTweak/InitTweak.h @ 4d4882a

ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newwith_gc
Last change on this file since 4d4882a was 4d4882a, checked in by Rob Schluntz <rschlunt@…>, 7 years ago

implicitly insert missing copy constructors when appropriate, update test output

  • Property mode set to 100644
File size: 3.6 KB
Line 
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// RemoveInit.h --
8//
9// Author           : Rob Schluntz
10// Created On       : Fri May 13 11:26:36 2016
11// Last Modified By : Rob Schluntz
12// Last Modified On : Fri May 13 11:35:36 2016
13// Update Count     : 3
14//
15
16#ifndef INIT_TWEAK_H
17#define INIT_TWEAK_H
18
19#include <string>
20#include <list>
21
22#include "SynTree/SynTree.h"
23#include "SynTree/Declaration.h"
24#include "SynTree/Mutator.h"
25
26// helper functions for initialization
27namespace InitTweak {
28        bool isConstructor( const std::string & );
29        bool isDestructor( const std::string & );
30        bool isCtorDtor( const std::string & );
31
32        FunctionDecl * isCopyConstructor( Declaration * decl );
33
34        /// transform Initializer into an argument list that can be passed to a call expression
35        std::list< Expression * > makeInitList( Initializer * init );
36
37        /// True if the resolver should try to construct objDecl
38        bool tryConstruct( ObjectDecl * objDecl );
39
40        /// True if the Initializer contains designations
41        bool isDesignated( Initializer * init );
42
43  /// Non-Null if expr is a call expression whose target function is intrinsic
44  ApplicationExpr * isIntrinsicCallExpr( Expression * expr );
45
46        /// True if stmt is a call statement where the function called is intrinsic and takes one parameter.
47        /// Intended to be used for default ctor/dtor calls, but might have use elsewhere.
48        /// Currently has assertions that make it less than fully general.
49        bool isIntrinsicSingleArgCallStmt( Statement * stmt );
50
51        /// True if stmt is a call statement where the function called is intrinsic.
52        bool isIntrinsicCallStmt( Statement * stmt );
53
54        /// get all Ctor/Dtor call expressions from a Statement
55        void collectCtorDtorCalls( Statement * stmt, std::list< Expression * > & matches );
56
57        /// get the Ctor/Dtor call expression from a Statement that looks like a generated ctor/dtor call
58        Expression * getCtorDtorCall( Statement * stmt );
59
60        /// returns the name of the function being called
61        std::string getFunctionName( Expression * expr );
62
63        /// returns the argument to a call expression in position N indexed from 0
64        Expression *& getCallArg( Expression * callExpr, unsigned int pos );
65
66        /// returns the base type of a PointerType or ArrayType, else returns NULL
67        Type * getPointerBase( Type * );
68
69        /// returns the argument if it is a PointerType or ArrayType, else returns NULL
70        Type * isPointerType( Type * );
71
72        /// returns true if expr is trivially a compile-time constant
73        bool isConstExpr( Expression * expr );
74        bool isConstExpr( Initializer * init );
75
76        class InitExpander {
77        public:
78                // expand by stepping through init to get each list of arguments
79                InitExpander( Initializer * init );
80
81                // always expand to expr
82                InitExpander( Expression * expr );
83
84                // iterator-like interface
85                std::list< Expression * > operator*();
86                InitExpander & operator++();
87
88                // builds statement which has the same semantics as a C-style list initializer
89                // (for array initializers) using callExpr as the base expression to perform initialization
90                Statement * buildListInit( UntypedExpr * callExpr );
91                void addArrayIndex( Expression * index, Expression * dimension );
92                void clearArrayIndices();
93
94                class ExpanderImpl;
95        private:
96                std::shared_ptr< ExpanderImpl > expander;
97                std::list< Expression * > cur;
98
99                // invariant: list of size 2N (elements come in pairs [index, dimension])
100                typedef std::list< Expression * > IndexList;
101                IndexList indices;
102        };
103} // namespace
104
105#endif // INITTWEAK_GENINIT_H
106
107// Local Variables: //
108// tab-width: 4 //
109// mode: c++ //
110// compile-command: "make install" //
111// End: //
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