mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
93 lines
2.2 KiB
C++
93 lines
2.2 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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// SPDX-License-Identifier: GPL-3.0
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#include <libsolidity/formal/Predicate.h>
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#include <libsolidity/ast/AST.h>
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#include <boost/algorithm/string/join.hpp>
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#include <utility>
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using namespace std;
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using namespace solidity;
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using namespace solidity::smtutil;
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using namespace solidity::frontend;
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using namespace solidity::frontend::smt;
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map<string, Predicate> Predicate::m_predicates;
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Predicate const* Predicate::create(
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SortPointer _sort,
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string _name,
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EncodingContext& _context,
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ASTNode const* _node
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)
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{
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smt::SymbolicFunctionVariable predicate{_sort, move(_name), _context};
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string functorName = predicate.currentName();
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solAssert(!m_predicates.count(functorName), "");
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return &m_predicates.emplace(
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std::piecewise_construct,
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std::forward_as_tuple(functorName),
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std::forward_as_tuple(move(predicate), _node)
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).first->second;
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}
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Predicate::Predicate(
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smt::SymbolicFunctionVariable&& _predicate,
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ASTNode const* _node
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):
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m_predicate(move(_predicate)),
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m_node(_node)
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{
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}
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Predicate const* Predicate::predicate(string const& _name)
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{
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return &m_predicates.at(_name);
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}
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void Predicate::reset()
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{
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m_predicates.clear();
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}
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smtutil::Expression Predicate::operator()(vector<smtutil::Expression> const& _args) const
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{
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return m_predicate(_args);
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}
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smtutil::Expression Predicate::functor() const
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{
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return m_predicate.currentFunctionValue();
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}
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smtutil::Expression Predicate::functor(unsigned _idx) const
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{
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return m_predicate.functionValueAtIndex(_idx);
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}
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void Predicate::newFunctor()
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{
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m_predicate.increaseIndex();
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}
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ASTNode const* Predicate::programNode() const {
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return m_node;
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}
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