/* 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 . */ /** * EWasm to binary encoder. */ #pragma once #include #include #include #include namespace yul { namespace wasm { /** * Web assembly to binary transform. */ class BinaryTransform { public: static dev::bytes run(Module const& _module); dev::bytes operator()(wasm::Literal const& _literal); dev::bytes operator()(wasm::StringLiteral const& _literal); dev::bytes operator()(wasm::LocalVariable const& _identifier); dev::bytes operator()(wasm::GlobalVariable const& _identifier); dev::bytes operator()(wasm::BuiltinCall const& _builinCall); dev::bytes operator()(wasm::FunctionCall const& _functionCall); dev::bytes operator()(wasm::LocalAssignment const& _assignment); dev::bytes operator()(wasm::GlobalAssignment const& _assignment); dev::bytes operator()(wasm::If const& _if); dev::bytes operator()(wasm::Loop const& _loop); dev::bytes operator()(wasm::Break const& _break); dev::bytes operator()(wasm::BreakIf const& _break); dev::bytes operator()(wasm::Block const& _block); dev::bytes operator()(wasm::FunctionDefinition const& _function); private: using Type = std::pair, std::vector>; static Type typeOf(wasm::FunctionImport const& _import); static Type typeOf(wasm::FunctionDefinition const& _funDef); static uint8_t encodeType(std::string const& _typeName); static std::vector encodeTypes(std::vector const& _typeNames); dev::bytes typeSection( std::vector const& _imports, std::vector const& _functions ); dev::bytes importSection(std::vector const& _imports); dev::bytes functionSection(std::vector const& _functions); dev::bytes memorySection(); dev::bytes globalSection(); dev::bytes exportSection(); dev::bytes customSection(std::string const& _name, dev::bytes _data); dev::bytes codeSection(std::vector const& _functions); dev::bytes visit(std::vector const& _expressions); dev::bytes visitReversed(std::vector const& _expressions); static dev::bytes encodeName(std::string const& _name); std::map m_locals; std::map m_globals; std::map m_functions; std::map m_functionTypes; std::stack m_labels; std::map> m_subModulePosAndSize; }; } }