mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
51 lines
1.6 KiB
C++
51 lines
1.6 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/>.
|
|
*/
|
|
/**
|
|
* Some useful snippets for the optimiser.
|
|
*/
|
|
|
|
#include <libyul/Utilities.h>
|
|
|
|
#include <libyul/AsmData.h>
|
|
#include <libyul/Exceptions.h>
|
|
|
|
#include <libdevcore/CommonData.h>
|
|
|
|
using namespace std;
|
|
using namespace dev;
|
|
using namespace yul;
|
|
|
|
u256 yul::valueOfNumberLiteral(Literal const& _literal)
|
|
{
|
|
assertThrow(_literal.kind == LiteralKind::Number, OptimizerException, "");
|
|
std::string const& literalString = _literal.value.str();
|
|
assertThrow(isValidDecimal(literalString) || isValidHex(literalString), OptimizerException, "");
|
|
return u256(literalString);
|
|
}
|
|
|
|
template<>
|
|
bool Less<Literal>::operator()(Literal const& _lhs, Literal const& _rhs) const
|
|
{
|
|
if (std::make_tuple(_lhs.kind, _lhs.type) != std::make_tuple(_rhs.kind, _rhs.type))
|
|
return std::make_tuple(_lhs.kind, _lhs.type) < std::make_tuple(_rhs.kind, _rhs.type);
|
|
|
|
if (_lhs.kind == LiteralKind::Number)
|
|
return valueOfNumberLiteral(_lhs) < valueOfNumberLiteral(_rhs);
|
|
else
|
|
return _lhs.value < _rhs.value;
|
|
}
|