solidity/test/tools/ossfuzz/protoToYul.h
chriseth 1d5559c350
Merge pull request #6554 from ethereum/add-ternary-ops
ossfuzz: Generate addmod and mulmod builtin functions
2019-04-19 00:41:57 +02:00

87 lines
2.4 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/>.
*/
#include <cstdint>
#include <cstddef>
#include <string>
#include <ostream>
#include <sstream>
#include <stack>
#include <set>
#include <test/tools/ossfuzz/yulProto.pb.h>
#include <libdevcore/Common.h>
#include <libdevcore/FixedHash.h>
namespace yul
{
namespace test
{
namespace yul_fuzzer
{
class ProtoConverter
{
public:
ProtoConverter()
{
// The hard-coded function template foo has 10 parameters that are already "live"
m_numLiveVars = 10;
m_numVarsPerScope.push(m_numLiveVars);
m_numNestedForLoops = 0;
m_inForScope.push(false);
}
ProtoConverter(ProtoConverter const&) = delete;
ProtoConverter(ProtoConverter&&) = delete;
std::string functionToString(Function const& _input);
std::string protoToYul(uint8_t const* _data, size_t _size);
private:
void visit(BinaryOp const&);
void visit(Block const&);
void visit(Literal const&);
void visit(VarRef const&);
void visit(Expression const&);
void visit(VarDecl const&);
void visit(TypedVarDecl const&);
void visit(UnaryOp const&);
void visit(AssignmentStatement const&);
void visit(IfStmt const&);
void visit(StoreFunc const&);
void visit(Statement const&);
void visit(Function const&);
void visit(ForStmt const&);
void visit(CaseStmt const&);
void visit(SwitchStmt const&);
void visit(TernaryOp const&);
template <class T>
void visit(google::protobuf::RepeatedPtrField<T> const& _repeated_field);
std::string createHex(std::string const& _hexBytes) const;
std::string createAlphaNum(std::string const& _strBytes) const;
bool isCaseLiteralUnique(Literal const&);
std::ostringstream m_output;
std::stack<uint8_t> m_numVarsPerScope;
int32_t m_numLiveVars;
int32_t m_numNestedForLoops;
std::stack<bool> m_inForScope;
std::stack<std::set<dev::u256>> m_switchLiteralSetPerScope;
};
}
}
}