source: src/ResolvExpr/Resolver.h @ 5186775

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// Resolver.h --
//
// Author           : Richard C. Bilson
// Created On       : Sun May 17 12:18:34 2015
// Last Modified By : Andrew Beach
// Last Modified On : Wed Mar 16 11:32:00 2022
// Update Count     : 5
//

#pragma once

#include <list>          // for list

#include "AST/Node.hpp"  // for ptr

class ConstructorInit;
class Declaration;
class Expression;
class DeletedExpr;
class StmtExpr;
class Type;
namespace SymTab {
        class Indexer;
} // namespace SymTab

namespace ast {
        class ConstructorInit;
        class Decl;
        class DeletedExpr;
        class Expr;
        class Init;
        class StmtExpr;
        class SymbolTable;
        class TranslationGlobal;
        class TranslationUnit;
        class Type;
        class TypeEnvironment;
} // namespace ast

namespace ResolvExpr {
        /// Checks types and binds syntactic constructs to typed representations
        void resolve( std::list< Declaration * > translationUnit );
        void resolveDecl( Declaration *, const SymTab::Indexer & indexer );
        Expression *resolveInVoidContext( Expression * expr, const SymTab::Indexer & indexer );
        void findVoidExpression( Expression *& untyped, const SymTab::Indexer & indexer );
        void findSingleExpression( Expression *& untyped, const SymTab::Indexer & indexer );
        void findSingleExpression( Expression *& untyped, Type * type, const SymTab::Indexer & indexer );
        void resolveCtorInit( ConstructorInit * ctorInit, const SymTab::Indexer & indexer );
        void resolveStmtExpr( StmtExpr * stmtExpr, const SymTab::Indexer & indexer );
        /// Searches expr and returns the first DeletedExpr found, otherwise nullptr
        DeletedExpr * findDeletedExpr( Expression * expr );
        /// Resolves with-stmts and with-clauses on functions
        void resolveWithExprs( std::list< Declaration * > & translationUnit );

        /// Helper Type: Passes around information between various sub-calls.
        struct ResolveContext {
                const ast::SymbolTable & symtab;
                const ast::TranslationGlobal & global;
        };

        /// Checks types and binds syntactic constructs to typed representations
        void resolve( ast::TranslationUnit& translationUnit );
        /// Searches expr and returns the first DeletedExpr found, otherwise nullptr
        const ast::DeletedExpr * findDeletedExpr( const ast::Expr * expr );
        /// Find the expression candidate that is the unique best match for `untyped` in a `void`
        /// context.
        ast::ptr< ast::Expr > resolveInVoidContext(
                const ast::Expr * expr, const ResolveContext &, ast::TypeEnvironment & env );
        /// Resolve `untyped` to the single expression whose candidate is the best match for the
        /// given type.
        ast::ptr< ast::Expr > findSingleExpression(
                const ast::Expr * untyped, const ast::Type * type, const ResolveContext & );
        ast::ptr< ast::Expr > findVoidExpression(
                const ast::Expr * untyped, const ResolveContext & );
        /// Resolves a constructor init expression
        ast::ptr< ast::Init > resolveCtorInit(
                const ast::ConstructorInit * ctorInit, const ResolveContext & context );
        /// Resolves a statement expression
        const ast::Expr * resolveStmtExpr(
                const ast::StmtExpr * stmtExpr, const ResolveContext & context );
} // namespace ResolvExpr

// Local Variables: //
// tab-width: 4 //
// mode: c++ //
// compile-command: "make install" //
// End: //