solidity/libyul/optimiser/Metrics.h
2018-10-17 14:11:20 +02:00

53 lines
1.5 KiB
C++

/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Module providing metrics for the optimizer.
*/
#pragma once
#include <libyul/optimiser/ASTWalker.h>
namespace dev
{
namespace yul
{
class CodeSize: public ASTWalker
{
public:
/// Returns a metric for the code size of an AST element.
/// More specifically, it returns the number of AST nodes.
static size_t codeSize(Statement const& _statement);
/// Returns a metric for the code size of an AST element.
/// More specifically, it returns the number of AST nodes.
static size_t codeSize(Expression const& _expression);
/// Returns a metric for the code size of an AST element.
/// More specifically, it returns the number of AST nodes.
static size_t codeSize(Block const& _block);
private:
virtual void visit(Statement const& _statement) override;
virtual void visit(Expression const& _expression) override;
private:
size_t m_size = 0;
};
}
}