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232 lines
9.7 KiB
232 lines
9.7 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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cpp-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file Instruction.cpp
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* @author Gav Wood <i@gavwood.com>
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* @date 2014
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*/
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#include "Instruction.h"
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#include "CommonEth.h"
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using namespace std;
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using namespace eth;
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const std::map<std::string, Instruction> eth::c_instructions =
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{
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{ "STOP", Instruction::STOP },
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{ "ADD", Instruction::ADD },
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{ "SUB", Instruction::SUB },
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{ "MUL", Instruction::MUL },
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{ "DIV", Instruction::DIV },
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{ "SDIV", Instruction::SDIV },
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{ "MOD", Instruction::MOD },
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{ "SMOD", Instruction::SMOD },
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{ "EXP", Instruction::EXP },
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{ "NEG", Instruction::NEG },
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{ "LT", Instruction::LT },
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{ "GT", Instruction::GT },
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{ "SLT", Instruction::SLT },
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{ "SGT", Instruction::SGT },
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{ "EQ", Instruction::EQ },
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{ "NOT", Instruction::NOT },
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{ "AND", Instruction::AND },
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{ "OR", Instruction::OR },
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{ "XOR", Instruction::XOR },
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{ "BYTE", Instruction::BYTE },
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{ "SHA3", Instruction::SHA3 },
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{ "ADDRESS", Instruction::ADDRESS },
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{ "BALANCE", Instruction::BALANCE },
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{ "ORIGIN", Instruction::ORIGIN },
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{ "CALLER", Instruction::CALLER },
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{ "CALLVALUE", Instruction::CALLVALUE },
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{ "CALLDATALOAD", Instruction::CALLDATALOAD },
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{ "CALLDATASIZE", Instruction::CALLDATASIZE },
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{ "CALLDATACOPY", Instruction::CALLDATACOPY },
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{ "CODESIZE", Instruction::CODESIZE },
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{ "CODECOPY", Instruction::CODECOPY },
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{ "GASPRICE", Instruction::GASPRICE },
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{ "PREVHASH", Instruction::PREVHASH },
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{ "COINBASE", Instruction::COINBASE },
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{ "TIMESTAMP", Instruction::TIMESTAMP },
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{ "NUMBER", Instruction::NUMBER },
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{ "DIFFICULTY", Instruction::DIFFICULTY },
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{ "GASLIMIT", Instruction::GASLIMIT },
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{ "POP", Instruction::POP },
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{ "DUP", Instruction::DUP },
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{ "SWAP", Instruction::SWAP },
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{ "MLOAD", Instruction::MLOAD },
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{ "MSTORE", Instruction::MSTORE },
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{ "MSTORE8", Instruction::MSTORE8 },
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{ "SLOAD", Instruction::SLOAD },
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{ "SSTORE", Instruction::SSTORE },
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{ "JUMP", Instruction::JUMP },
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{ "JUMPI", Instruction::JUMPI },
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{ "PC", Instruction::PC },
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{ "MEMSIZE", Instruction::MEMSIZE },
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{ "GAS", Instruction::GAS },
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{ "PUSH1", Instruction::PUSH1 },
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{ "PUSH2", Instruction::PUSH2 },
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{ "PUSH3", Instruction::PUSH3 },
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{ "PUSH4", Instruction::PUSH4 },
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{ "PUSH5", Instruction::PUSH5 },
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{ "PUSH6", Instruction::PUSH6 },
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{ "PUSH7", Instruction::PUSH7 },
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{ "PUSH8", Instruction::PUSH8 },
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{ "PUSH9", Instruction::PUSH9 },
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{ "PUSH10", Instruction::PUSH10 },
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{ "PUSH11", Instruction::PUSH11 },
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{ "PUSH12", Instruction::PUSH12 },
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{ "PUSH13", Instruction::PUSH13 },
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{ "PUSH14", Instruction::PUSH14 },
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{ "PUSH15", Instruction::PUSH15 },
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{ "PUSH16", Instruction::PUSH16 },
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{ "PUSH17", Instruction::PUSH17 },
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{ "PUSH18", Instruction::PUSH18 },
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{ "PUSH19", Instruction::PUSH19 },
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{ "PUSH20", Instruction::PUSH20 },
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{ "PUSH21", Instruction::PUSH21 },
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{ "PUSH22", Instruction::PUSH22 },
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{ "PUSH23", Instruction::PUSH23 },
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{ "PUSH24", Instruction::PUSH24 },
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{ "PUSH25", Instruction::PUSH25 },
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{ "PUSH26", Instruction::PUSH26 },
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{ "PUSH27", Instruction::PUSH27 },
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{ "PUSH28", Instruction::PUSH28 },
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{ "PUSH29", Instruction::PUSH29 },
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{ "PUSH30", Instruction::PUSH30 },
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{ "PUSH31", Instruction::PUSH31 },
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{ "PUSH32", Instruction::PUSH32 },
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{ "CREATE", Instruction::CREATE },
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{ "CALL", Instruction::CALL },
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{ "RETURN", Instruction::RETURN },
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{ "SUICIDE", Instruction::SUICIDE }
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};
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const std::map<Instruction, InstructionInfo> eth::c_instructionInfo =
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{ // Add, Args, Ret
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{ Instruction::STOP, { "STOP", 0, 0, 0 } },
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{ Instruction::ADD, { "ADD", 0, 2, 1 } },
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{ Instruction::SUB, { "SUB", 0, 2, 1 } },
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{ Instruction::MUL, { "MUL", 0, 2, 1 } },
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{ Instruction::DIV, { "DIV", 0, 2, 1 } },
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{ Instruction::SDIV, { "SDIV", 0, 2, 1 } },
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{ Instruction::MOD, { "MOD", 0, 2, 1 } },
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{ Instruction::SMOD, { "SMOD", 0, 2, 1 } },
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{ Instruction::EXP, { "EXP", 0, 2, 1 } },
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{ Instruction::NEG, { "NEG", 0, 1, 1 } },
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{ Instruction::LT, { "LT", 0, 2, 1 } },
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{ Instruction::GT, { "GT", 0, 2, 1 } },
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{ Instruction::SLT, { "SLT", 0, 2, 1 } },
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{ Instruction::SGT, { "SGT", 0, 2, 1 } },
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{ Instruction::EQ, { "EQ", 0, 2, 1 } },
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{ Instruction::NOT, { "NOT", 0, 1, 1 } },
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{ Instruction::AND, { "AND", 0, 2, 1 } },
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{ Instruction::OR, { "OR", 0, 2, 1 } },
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{ Instruction::XOR, { "XOR", 0, 2, 1 } },
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{ Instruction::BYTE, { "BYTE", 0, 2, 1 } },
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{ Instruction::SHA3, { "SHA3", 0, 2, 1 } },
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{ Instruction::ADDRESS, { "ADDRESS", 0, 0, 1 } },
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{ Instruction::BALANCE, { "BALANCE", 0, 1, 1 } },
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{ Instruction::ORIGIN, { "ORIGIN", 0, 0, 1 } },
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{ Instruction::CALLER, { "CALLER", 0, 0, 1 } },
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{ Instruction::CALLVALUE, { "CALLVALUE", 0, 0, 1 } },
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{ Instruction::CALLDATALOAD, { "CALLDATALOAD", 0, 1, 1 } },
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{ Instruction::CALLDATASIZE, { "CALLDATASIZE", 0, 0, 1 } },
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{ Instruction::CALLDATACOPY, { "CALLDATACOPY", 0, 3, 0 } },
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{ Instruction::CODESIZE, { "CODESIZE", 0, 0, 1 } },
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{ Instruction::CODECOPY, { "CODECOPY", 0, 3, 0 } },
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{ Instruction::GASPRICE, { "GASPRICE", 0, 0, 1 } },
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{ Instruction::PREVHASH, { "PREVHASH", 0, 0, 1 } },
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{ Instruction::COINBASE, { "COINBASE", 0, 0, 1 } },
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{ Instruction::TIMESTAMP, { "TIMESTAMP", 0, 0, 1 } },
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{ Instruction::NUMBER, { "NUMBER", 0, 0, 1 } },
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{ Instruction::DIFFICULTY, { "DIFFICULTY", 0, 0, 1 } },
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{ Instruction::GASLIMIT, { "GASLIMIT", 0, 0, 1 } },
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{ Instruction::POP, { "POP", 0, 1, 0 } },
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{ Instruction::DUP, { "DUP", 0, 1, 2 } },
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{ Instruction::SWAP, { "SWAP", 0, 2, 2 } },
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{ Instruction::MLOAD, { "MLOAD", 0, 1, 1 } },
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{ Instruction::MSTORE, { "MSTORE", 0, 2, 0 } },
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{ Instruction::MSTORE8, { "MSTORE8", 0, 2, 0 } },
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{ Instruction::SLOAD, { "SLOAD", 0, 1, 1 } },
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{ Instruction::SSTORE, { "SSTORE", 0, 2, 0 } },
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{ Instruction::JUMP, { "JUMP", 0, 1, 0 } },
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{ Instruction::JUMPI, { "JUMPI", 0, 2, 0 } },
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{ Instruction::PC, { "PC", 0, 0, 1 } },
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{ Instruction::MEMSIZE, { "MEMSIZE", 0, 0, 1 } },
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{ Instruction::GAS, { "GAS", 0, 0, 1 } },
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{ Instruction::PUSH1, { "PUSH1", 1, 0, 1 } },
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{ Instruction::PUSH2, { "PUSH2", 2, 0, 1 } },
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{ Instruction::PUSH3, { "PUSH3", 3, 0, 1 } },
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{ Instruction::PUSH4, { "PUSH4", 4, 0, 1 } },
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{ Instruction::PUSH5, { "PUSH5", 5, 0, 1 } },
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{ Instruction::PUSH6, { "PUSH6", 6, 0, 1 } },
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{ Instruction::PUSH7, { "PUSH7", 7, 0, 1 } },
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{ Instruction::PUSH8, { "PUSH8", 8, 0, 1 } },
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{ Instruction::PUSH9, { "PUSH9", 9, 0, 1 } },
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{ Instruction::PUSH10, { "PUSH10", 10, 0, 1 } },
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{ Instruction::PUSH11, { "PUSH11", 11, 0, 1 } },
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{ Instruction::PUSH12, { "PUSH12", 12, 0, 1 } },
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{ Instruction::PUSH13, { "PUSH13", 13, 0, 1 } },
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{ Instruction::PUSH14, { "PUSH14", 14, 0, 1 } },
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{ Instruction::PUSH15, { "PUSH15", 15, 0, 1 } },
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{ Instruction::PUSH16, { "PUSH16", 16, 0, 1 } },
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{ Instruction::PUSH17, { "PUSH17", 17, 0, 1 } },
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{ Instruction::PUSH18, { "PUSH18", 18, 0, 1 } },
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{ Instruction::PUSH19, { "PUSH19", 19, 0, 1 } },
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{ Instruction::PUSH20, { "PUSH20", 20, 0, 1 } },
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{ Instruction::PUSH21, { "PUSH21", 21, 0, 1 } },
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{ Instruction::PUSH22, { "PUSH22", 22, 0, 1 } },
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{ Instruction::PUSH23, { "PUSH23", 23, 0, 1 } },
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{ Instruction::PUSH24, { "PUSH24", 24, 0, 1 } },
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{ Instruction::PUSH25, { "PUSH25", 25, 0, 1 } },
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{ Instruction::PUSH26, { "PUSH26", 26, 0, 1 } },
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{ Instruction::PUSH27, { "PUSH27", 27, 0, 1 } },
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{ Instruction::PUSH28, { "PUSH28", 28, 0, 1 } },
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{ Instruction::PUSH29, { "PUSH29", 29, 0, 1 } },
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{ Instruction::PUSH30, { "PUSH30", 30, 0, 1 } },
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{ Instruction::PUSH31, { "PUSH31", 31, 0, 1 } },
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{ Instruction::PUSH32, { "PUSH32", 32, 0, 1 } },
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{ Instruction::CREATE, { "CREATE", 0, 3, 1 } },
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{ Instruction::CALL, { "CALL", 0, 7, 1 } },
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{ Instruction::RETURN, { "RETURN", 0, 2, 0 } },
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{ Instruction::SUICIDE, { "SUICIDE", 0, 1, 0} }
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};
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string eth::disassemble(bytes const& _mem)
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{
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stringstream ret;
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uint numerics = 0;
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for (auto it = _mem.begin(); it != _mem.end(); ++it)
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{
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byte n = *it;
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auto iit = c_instructionInfo.find((Instruction)n);
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if (numerics || iit == c_instructionInfo.end() || (byte)iit->first != n) // not an instruction or expecting an argument...
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{
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if (numerics)
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numerics--;
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ret << "0x" << hex << (int)n << " ";
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}
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else
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{
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auto const& ii = iit->second;
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ret << ii.name << " ";
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numerics = ii.additional;
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}
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}
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return ret.str();
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}
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