arkpar
10 years ago
39 changed files with 965 additions and 401 deletions
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cmake_policy(SET CMP0015 NEW) |
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set(CMAKE_AUTOMOC OFF) |
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aux_source_directory(. SRC_LIST) |
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include_directories(BEFORE ..) |
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include_directories(${LEVELDB_INCLUDE_DIRS}) |
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set(EXECUTABLE ethvm) |
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add_executable(${EXECUTABLE} ${SRC_LIST}) |
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target_link_libraries(${EXECUTABLE} ethereum) |
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if (APPLE) |
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install(TARGETS ${EXECUTABLE} DESTINATION bin) |
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else() |
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eth_install_executable(${EXECUTABLE}) |
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endif() |
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/*
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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 main.cpp
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* @author Gav Wood <i@gavwood.com> |
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* @date 2014 |
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* EVM Execution tool. |
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*/ |
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#include <fstream> |
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#include <iostream> |
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#include <boost/algorithm/string.hpp> |
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#include <libdevcore/CommonIO.h> |
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#include <libdevcore/RLP.h> |
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#include <libdevcore/SHA3.h> |
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#include <libethereum/State.h> |
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#include <libethereum/Executive.h> |
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#include <libevm/VM.h> |
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#include <libevm/VMFactory.h> |
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using namespace std; |
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using namespace dev; |
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using namespace eth; |
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void help() |
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{ |
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cout |
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<< "Usage ethvm <options> [trace|stats|output] (<file>|--)" << endl |
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<< "Transaction options:" << endl |
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<< " --value <n> Transaction should transfer the <n> wei (default: 0)." << endl |
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<< " --gas <n> Transaction should be given <n> gas (default: block gas limit)." << endl |
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<< " --gas-price <n> Transaction's gas price' should be <n> (default: 0)." << endl |
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<< " --sender <a> Transaction sender should be <a> (default: 0000...0069)." << endl |
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<< " --origin <a> Transaction origin should be <a> (default: 0000...0069)." << endl |
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#if ETH_EVMJIT || !ETH_TRUE |
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<< endl |
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<< "VM options:" << endl |
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<< " -J,--jit Enable LLVM VM (default: off)." << endl |
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<< " --smart Enable smart VM (default: off)." << endl |
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#endif |
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<< endl |
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<< "Options for trace:" << endl |
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<< " --flat Minimal whitespace in the JSON." << endl |
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<< " --mnemonics Show instruction mnemonics in the trace (non-standard)." << endl |
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<< endl |
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<< "General options:" << endl |
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<< " -V,--version Show the version and exit." << endl |
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<< " -h,--help Show this help message and exit." << endl; |
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exit(0); |
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} |
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void version() |
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{ |
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cout << "ethvm version " << dev::Version << endl; |
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cout << "By Gav Wood, 2015." << endl; |
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cout << "Build: " << DEV_QUOTED(ETH_BUILD_PLATFORM) << "/" << DEV_QUOTED(ETH_BUILD_TYPE) << endl; |
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exit(0); |
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} |
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enum class Mode |
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{ |
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Trace, |
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Statistics, |
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OutputOnly |
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}; |
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int main(int argc, char** argv) |
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{ |
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string incoming = "--"; |
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Mode mode = Mode::Statistics; |
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State state; |
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Address sender = Address(69); |
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Address origin = Address(69); |
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u256 value = 0; |
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u256 gas = state.gasLimitRemaining(); |
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u256 gasPrice = 0; |
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bool styledJson = true; |
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StandardTrace st; |
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for (int i = 1; i < argc; ++i) |
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{ |
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string arg = argv[i]; |
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if (arg == "-h" || arg == "--help") |
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help(); |
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else if (arg == "-V" || arg == "--version") |
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version(); |
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#if ETH_EVMJIT |
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else if (arg == "-J" || arg == "--jit") |
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VMFactory::setKind(VMKind::JIT); |
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else if (arg == "--smart") |
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VMFactory::setKind(VMKind::Smart); |
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#endif |
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else if (arg == "--mnemonics") |
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st.setShowMnemonics(); |
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else if (arg == "--flat") |
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styledJson = false; |
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else if (arg == "--value" && i + 1 < argc) |
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value = u256(argv[++i]); |
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else if (arg == "--sender" && i + 1 < argc) |
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sender = Address(argv[++i]); |
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else if (arg == "--origin" && i + 1 < argc) |
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origin = Address(argv[++i]); |
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else if (arg == "--gas" && i + 1 < argc) |
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gas = u256(argv[++i]); |
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else if (arg == "--gas-price" && i + 1 < argc) |
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gasPrice = u256(argv[++i]); |
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else if (arg == "--value" && i + 1 < argc) |
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value = u256(argv[++i]); |
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else if (arg == "--value" && i + 1 < argc) |
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value = u256(argv[++i]); |
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else if (arg == "stats") |
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mode = Mode::Statistics; |
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else if (arg == "output") |
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mode = Mode::OutputOnly; |
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else if (arg == "trace") |
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mode = Mode::Trace; |
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else |
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incoming = arg; |
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} |
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bytes code; |
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if (incoming == "--" || incoming.empty()) |
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for (int i = cin.get(); i != -1; i = cin.get()) |
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code.push_back((char)i); |
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else |
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code = contents(incoming); |
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bytes data = fromHex(boost::trim_copy(asString(code))); |
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if (data.empty()) |
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data = code; |
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state.addBalance(sender, value); |
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Executive executive(state, eth::LastHashes(), 0); |
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ExecutionResult res; |
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executive.setResultRecipient(res); |
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Transaction t = eth::Transaction(value, gasPrice, gas, data, 0); |
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t.forceSender(sender); |
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unordered_map<byte, pair<unsigned, bigint>> counts; |
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unsigned total = 0; |
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bigint memTotal; |
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auto onOp = [&](uint64_t step, Instruction inst, bigint m, bigint gasCost, bigint gas, VM* vm, ExtVMFace const* extVM) { |
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if (mode == Mode::Statistics) |
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{ |
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counts[(byte)inst].first++; |
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counts[(byte)inst].second += gasCost; |
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total++; |
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if (m > 0) |
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memTotal = m; |
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} |
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else if (mode == Mode::Trace) |
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st(step, inst, m, gasCost, gas, vm, extVM); |
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}; |
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executive.initialize(t); |
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executive.create(sender, value, gasPrice, gas, &data, origin); |
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boost::timer timer; |
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executive.go(onOp); |
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double execTime = timer.elapsed(); |
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executive.finalize(); |
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bytes output = std::move(res.output); |
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if (mode == Mode::Statistics) |
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{ |
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cout << "Gas used: " << res.gasUsed << " (+" << t.gasRequired() << " for transaction, -" << res.gasRefunded << " refunded)" << endl; |
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cout << "Output: " << toHex(output) << endl; |
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LogEntries logs = executive.logs(); |
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cout << logs.size() << " logs" << (logs.empty() ? "." : ":") << endl; |
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for (LogEntry const& l: logs) |
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{ |
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cout << " " << l.address.hex() << ": " << toHex(t.data()) << endl; |
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for (h256 const& t: l.topics) |
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cout << " " << t.hex() << endl; |
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} |
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cout << total << " operations in " << execTime << " seconds." << endl; |
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cout << "Maximum memory usage: " << memTotal * 32 << " bytes" << endl; |
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cout << "Expensive operations:" << endl; |
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for (auto const& c: {Instruction::SSTORE, Instruction::SLOAD, Instruction::CALL, Instruction::CREATE, Instruction::CALLCODE, Instruction::MSTORE8, Instruction::MSTORE, Instruction::MLOAD, Instruction::SHA3}) |
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if (!!counts[(byte)c].first) |
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cout << " " << instructionInfo(c).name << " x " << counts[(byte)c].first << " (" << counts[(byte)c].second << " gas)" << endl; |
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} |
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else if (mode == Mode::Trace) |
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cout << st.json(styledJson); |
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else if (mode == Mode::OutputOnly) |
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cout << toHex(output); |
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return 0; |
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} |
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