source: src/ResolvExpr/Unify.h @ ee574a2

arm-ehenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
Last change on this file since ee574a2 was ee574a2, checked in by Aaron Moss <a3moss@…>, 4 years ago

Port CommonType? to new AST

  • Property mode set to 100644
File size: 3.9 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// Unify.h --
8//
9// Author           : Richard C. Bilson
10// Created On       : Sun May 17 13:09:04 2015
11// Last Modified By : Aaron B. Moss
12// Last Modified On : Mon Jun 18 11:58:00 2018
13// Update Count     : 4
14//
15
16#pragma once
17
18#include <list>                   // for list
19
20#include "AST/Node.hpp"             // for ptr
21#include "AST/TypeEnvironment.hpp"  // for TypeEnvironment, AssertionSet, OpenVarSet
22#include "Common/utility.h"       // for deleteAll
23#include "SynTree/Declaration.h"  // for TypeDecl, TypeDecl::Data
24#include "TypeEnvironment.h"      // for AssertionSet, OpenVarSet
25#include "WidenMode.h"              // for WidenMode
26
27class Type;
28class TypeInstType;
29namespace SymTab {
30        class Indexer;
31}
32
33namespace ast {
34        class SymbolTable;
35        class Type;
36}
37
38namespace ResolvExpr {
39        bool unify( Type *type1, Type *type2, TypeEnvironment &env, AssertionSet &needAssertions, AssertionSet &haveAssertions, OpenVarSet &openVars, const SymTab::Indexer &indexer );
40        bool unify( Type *type1, Type *type2, TypeEnvironment &env, AssertionSet &needAssertions, AssertionSet &haveAssertions, OpenVarSet &openVars, const SymTab::Indexer &indexer, Type *&commonType );
41        bool unifyExact( Type *type1, Type *type2, TypeEnvironment &env, AssertionSet &needAssertions, AssertionSet &haveAssertions, OpenVarSet &openVars, const SymTab::Indexer &indexer );
42        bool unifyInexact( Type *type1, Type *type2, TypeEnvironment &env, AssertionSet &needAssertions, AssertionSet &haveAssertions, const OpenVarSet &openVars, WidenMode widen, const SymTab::Indexer &indexer, Type *&common );
43
44        template< typename Iterator1, typename Iterator2 >
45        bool unifyList( Iterator1 list1Begin, Iterator1 list1End, Iterator2 list2Begin, Iterator2 list2End, TypeEnvironment &env, AssertionSet &needAssertions, AssertionSet &haveAssertions, OpenVarSet &openVars, const SymTab::Indexer &indexer, std::list< Type* > &commonTypes ) {
46                for ( ; list1Begin != list1End && list2Begin != list2End; ++list1Begin, ++list2Begin ) {
47                        Type *commonType = 0;
48                        if ( ! unify( *list1Begin, *list2Begin, env, needAssertions, haveAssertions, openVars, indexer, commonType ) ) {
49                                return false;
50                        } // if
51                        commonTypes.push_back( commonType );
52                } // for
53                if ( list1Begin != list1End || list2Begin != list2End ) {
54                        return false;
55                } else {
56                        return true;
57                } // if
58        }
59
60        template< typename Iterator1, typename Iterator2 >
61        bool unifyList( Iterator1 list1Begin, Iterator1 list1End, Iterator2 list2Begin, Iterator2 list2End, TypeEnvironment &env, AssertionSet &needAssertions, AssertionSet &haveAssertions, OpenVarSet &openVars, const SymTab::Indexer &indexer ) {
62                std::list< Type* > commonTypes;
63                if ( unifyList( list1Begin, list1End, list2Begin, list2End, env, needAssertions, haveAssertions, openVars, indexer, commonTypes ) ) {
64                        deleteAll( commonTypes );
65                        return true;
66                } else {
67                        return false;
68                } // if
69        }
70
71        bool unify( 
72                const ast::ptr<ast::Type> & type1, const ast::ptr<ast::Type> & type2, 
73                ast::TypeEnvironment & env, ast::AssertionSet & need, ast::AssertionSet & have, 
74                ast::OpenVarSet & open, const ast::SymbolTable & symtab, ast::ptr<ast::Type> & common );
75
76        bool unifyExact( 
77                const ast::Type * type1, const ast::Type * type2, ast::TypeEnvironment & env, 
78                ast::AssertionSet & need, ast::AssertionSet & have, const ast::OpenVarSet & open, 
79                WidenMode widen, const ast::SymbolTable & symtab );
80
81        bool unifyInexact( 
82                const ast::ptr<ast::Type> & type1, const ast::ptr<ast::Type> & type2, 
83                ast::TypeEnvironment & env, ast::AssertionSet & need, ast::AssertionSet & have, 
84                const ast::OpenVarSet & open, WidenMode widen, const ast::SymbolTable & symtab, 
85                ast::ptr<ast::Type> & common );
86
87} // namespace ResolvExpr
88
89// Local Variables: //
90// tab-width: 4 //
91// mode: c++ //
92// compile-command: "make install" //
93// End: //
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