110 lines
2.9 KiB
Go
110 lines
2.9 KiB
Go
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/*
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This file is part of go-ethereum
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go-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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go-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 go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @authors
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* Jeffrey Wilcke <i@jev.io>
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* @date 2014
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*
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*/
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package main
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import (
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"flag"
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"fmt"
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"log"
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"math/big"
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"os"
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"runtime"
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"time"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/state"
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"github.com/ethereum/go-ethereum/trie"
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"github.com/ethereum/go-ethereum/vm"
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)
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var (
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code = flag.String("code", "", "evm code")
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loglevel = flag.Int("log", 4, "log level")
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gas = flag.String("gas", "1000000", "gas amount")
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price = flag.String("price", "0", "gas price")
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dump = flag.Bool("dump", false, "dump state after run")
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)
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func perr(v ...interface{}) {
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fmt.Println(v...)
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//os.Exit(1)
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}
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func main() {
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flag.Parse()
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logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.LogLevel(*loglevel)))
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ethutil.ReadConfig(".ethtest", "/tmp/evm", "")
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stateObject := state.NewStateObject([]byte("evmuser"))
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closure := vm.NewClosure(nil, stateObject, stateObject, ethutil.Hex2Bytes(*code), ethutil.Big(*gas), ethutil.Big(*price))
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tstart := time.Now()
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ret, _, e := closure.Call(vm.New(NewVmEnv(), vm.DebugVmTy), nil)
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logger.Flush()
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if e != nil {
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perr(e)
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}
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var mem runtime.MemStats
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runtime.ReadMemStats(&mem)
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fmt.Printf("vm took %v\n", time.Since(tstart))
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fmt.Printf(`alloc: %d
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tot alloc: %d
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no. malloc: %d
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heap alloc: %d
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heap objs: %d
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num gc: %d
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`, mem.Alloc, mem.TotalAlloc, mem.Mallocs, mem.HeapAlloc, mem.HeapObjects, mem.NumGC)
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fmt.Printf("%x\n", ret)
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}
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type VmEnv struct {
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state *state.State
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}
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func NewVmEnv() *VmEnv {
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return &VmEnv{state.New(trie.New(nil, ""))}
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}
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func (VmEnv) Origin() []byte { return nil }
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func (VmEnv) BlockNumber() *big.Int { return nil }
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func (VmEnv) BlockHash() []byte { return nil }
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func (VmEnv) PrevHash() []byte { return nil }
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func (VmEnv) Coinbase() []byte { return nil }
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func (VmEnv) Time() int64 { return 0 }
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func (VmEnv) GasLimit() *big.Int { return nil }
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func (VmEnv) Difficulty() *big.Int { return nil }
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func (VmEnv) Value() *big.Int { return nil }
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func (self *VmEnv) State() *state.State { return self.state }
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func (VmEnv) AddLog(state.Log) {}
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func (VmEnv) Transfer(from, to vm.Account, amount *big.Int) error {
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return nil
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}
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