mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
54 lines
1.5 KiB
C++
54 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/>.
|
|
*/
|
|
/**
|
|
* Component that checks whether all variables are reachable on the stack.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <libyul/Dialect.h>
|
|
#include <libyul/AsmDataForward.h>
|
|
#include <libyul/Object.h>
|
|
|
|
#include <map>
|
|
#include <memory>
|
|
|
|
namespace solidity::yul
|
|
{
|
|
|
|
/**
|
|
* Component that checks whether all variables are reachable on the stack and
|
|
* returns a mapping from function name to the largest stack difference found
|
|
* in that function (no entry present if that function is compilable).
|
|
*
|
|
* This only works properly if the outermost block is compilable and
|
|
* functions are not nested. Otherwise, it might miss reporting some functions.
|
|
*
|
|
* Only checks the code of the object itself, does not descend into sub-objects.
|
|
*/
|
|
class CompilabilityChecker
|
|
{
|
|
public:
|
|
static std::map<YulString, int> run(
|
|
Dialect const& _dialect,
|
|
Object const& _object,
|
|
bool _optimizeStackAllocation
|
|
);
|
|
};
|
|
|
|
}
|