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65 lines
2.0 KiB
65 lines
2.0 KiB
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#include "JitVM.h"
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#include <libevm/VM.h>
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#include <evmjit/libevmjit/ExecutionEngine.h>
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#include <evmjit/libevmjit/Utils.h>
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namespace dev
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{
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namespace eth
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{
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bytesConstRef JitVM::go(ExtVMFace& _ext, OnOpFunc const&, uint64_t)
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{
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using namespace jit;
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m_data.set(RuntimeData::Gas, m_gas);
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m_data.set(RuntimeData::Address, fromAddress(_ext.myAddress));
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m_data.set(RuntimeData::Caller, fromAddress(_ext.caller));
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m_data.set(RuntimeData::Origin, fromAddress(_ext.origin));
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m_data.set(RuntimeData::CallValue, _ext.value);
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m_data.set(RuntimeData::CallDataSize, _ext.data.size());
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m_data.set(RuntimeData::GasPrice, _ext.gasPrice);
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m_data.set(RuntimeData::PrevHash, _ext.previousBlock.hash);
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m_data.set(RuntimeData::CoinBase, fromAddress(_ext.currentBlock.coinbaseAddress));
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m_data.set(RuntimeData::TimeStamp, _ext.currentBlock.timestamp);
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m_data.set(RuntimeData::Number, _ext.currentBlock.number);
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m_data.set(RuntimeData::Difficulty, _ext.currentBlock.difficulty);
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m_data.set(RuntimeData::GasLimit, _ext.currentBlock.gasLimit);
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m_data.set(RuntimeData::CodeSize, _ext.code.size());
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m_data.callData = _ext.data.data();
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m_data.code = _ext.code.data();
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auto env = reinterpret_cast<Env*>(&_ext);
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auto exitCode = m_engine.run(_ext.code, &m_data, env);
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switch (exitCode)
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{
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case ReturnCode::BadJumpDestination:
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BOOST_THROW_EXCEPTION(BadJumpDestination());
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case ReturnCode::OutOfGas:
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BOOST_THROW_EXCEPTION(OutOfGas());
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case ReturnCode::StackTooSmall:
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BOOST_THROW_EXCEPTION(StackTooSmall());
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case ReturnCode::BadInstruction:
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BOOST_THROW_EXCEPTION(BadInstruction());
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default:
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break;
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}
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m_gas = llvm2eth(m_data.elems[RuntimeData::Gas]);
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return {m_engine.returnData.data(), m_engine.returnData.size()}; // TODO: This all bytesConstRef is problematic, review.
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}
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}
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}
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namespace
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{
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// MSVS linker ignores export symbols in Env.cpp if nothing points at least one of them
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extern "C" void env_sload();
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void linkerWorkaround()
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{
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env_sload();
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(void)&linkerWorkaround; // suppress unused function warning from GCC
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}
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}
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