diff options
| -rw-r--r-- | cmd/mist/assets/qml/browser.qml | 23 | ||||
| -rw-r--r-- | cmd/mist/assets/qml/main.qml | 9 | ||||
| -rw-r--r-- | cmd/mist/debugger.go | 4 | ||||
| -rw-r--r-- | core/execution.go | 2 | ||||
| -rw-r--r-- | crypto/crypto_test.go | 13 | ||||
| -rw-r--r-- | eth/backend.go | 2 | ||||
| -rw-r--r-- | p2p/server.go | 4 | ||||
| -rw-r--r-- | vm/common.go | 5 | ||||
| -rw-r--r-- | vm/vm.go | 967 | ||||
| -rw-r--r-- | vm/vm_debug.go | 961 | ||||
| -rw-r--r-- | vm/vm_jit.go | 8 |
11 files changed, 998 insertions, 1000 deletions
diff --git a/cmd/mist/assets/qml/browser.qml b/cmd/mist/assets/qml/browser.qml index 7f0417d46..9cf1fe8be 100644 --- a/cmd/mist/assets/qml/browser.qml +++ b/cmd/mist/assets/qml/browser.qml @@ -9,6 +9,10 @@ import Ethereum 1.0 Rectangle { id: window + objectName: "browserView" + anchors.fill: parent + color: "#00000000" + property var title: "Browser" property var iconSource: "../browser.png" property var menuItem @@ -106,10 +110,9 @@ Rectangle { anchors { left: back.right right: toggleInspector.left - leftMargin: 5 - rightMargin: 5 + leftMargin: 10 + rightMargin: 10 } - //text: "http://etherian.io" text: webview.url; id: uriNav y: parent.height / 2 - this.height / 2 @@ -136,6 +139,18 @@ Rectangle { } } + // Border + Rectangle { + id: divider + anchors { + left: parent.left + right: parent.right + top: navBar.bottom + } + z: -1 + height: 1 + color: "#CCCCCC" + } WebView { objectName: "webView" @@ -144,7 +159,7 @@ Rectangle { left: parent.left right: parent.right bottom: parent.bottom - top: navBar.bottom + top: divider.bottom } //property var cleanPath: false diff --git a/cmd/mist/assets/qml/main.qml b/cmd/mist/assets/qml/main.qml index e287e384f..3fee479a0 100644 --- a/cmd/mist/assets/qml/main.qml +++ b/cmd/mist/assets/qml/main.qml @@ -446,6 +446,14 @@ ApplicationWindow { anchors.fill: parent onClicked: { mainSplit.setView(view, menuItem) + console.log(view); + if (view.objectName === "browserView") { + urlPane.visible = false; + mainView.anchors.top = rootView.top + } else { + urlPane.visible = true; + mainView.anchors.top = divider.bottom + } } } @@ -606,6 +614,7 @@ ApplicationWindow { * Main view ********************/ Rectangle { + id: rootView anchors.right: parent.right anchors.left: menu.right anchors.bottom: parent.bottom diff --git a/cmd/mist/debugger.go b/cmd/mist/debugger.go index b960e52cf..9df140ab1 100644 --- a/cmd/mist/debugger.go +++ b/cmd/mist/debugger.go @@ -40,7 +40,7 @@ type DebuggerWindow struct { engine *qml.Engine lib *UiLib - vm *vm.DebugVm + vm *vm.Vm Db *Debugger state *state.StateDB @@ -57,7 +57,7 @@ func NewDebuggerWindow(lib *UiLib) *DebuggerWindow { win := component.CreateWindow(nil) - w := &DebuggerWindow{engine: engine, win: win, lib: lib, vm: &vm.DebugVm{}} + w := &DebuggerWindow{engine: engine, win: win, lib: lib, vm: &vm.Vm{}} w.Db = NewDebugger(w) return w diff --git a/core/execution.go b/core/execution.go index 756a3ed03..f1e6f83f5 100644 --- a/core/execution.go +++ b/core/execution.go @@ -33,7 +33,7 @@ func (self *Execution) Call(codeAddr []byte, caller vm.ContextRef) ([]byte, erro func (self *Execution) exec(code, contextAddr []byte, caller vm.ContextRef) (ret []byte, err error) { env := self.env - evm := vm.New(env, vm.DebugVmTy) + evm := vm.New(env, vm.StdVmTy) if env.Depth() == vm.MaxCallDepth { caller.ReturnGas(self.Gas, self.price) diff --git a/crypto/crypto_test.go b/crypto/crypto_test.go index b579e6e4e..41c05a242 100644 --- a/crypto/crypto_test.go +++ b/crypto/crypto_test.go @@ -6,6 +6,9 @@ import ( "fmt" "testing" "time" + + "github.com/ethereum/go-ethereum/ethutil" + "github.com/obscuren/secp256k1-go" ) // These tests are sanity checks. @@ -47,3 +50,13 @@ func BenchmarkSha3(b *testing.B) { fmt.Println(amount, ":", time.Since(start)) } + +func Test0Key(t *testing.T) { + + key := ethutil.Hex2Bytes("1111111111111111111111111111111111111111111111111111111111111111") + + p, err := secp256k1.GeneratePubKey(key) + addr := Sha3(p[1:])[12:] + fmt.Printf("%x\n", p) + fmt.Printf("%v %x\n", err, addr) +} diff --git a/eth/backend.go b/eth/backend.go index ad0486309..c3c7d1287 100644 --- a/eth/backend.go +++ b/eth/backend.go @@ -245,7 +245,7 @@ func (s *Ethereum) Start(seed bool) error { if seed { logger.Infof("Connect to seed node %v", seedNodeAddress) if err := s.SuggestPeer(seedNodeAddress); err != nil { - return err + logger.Infoln(err) } } diff --git a/p2p/server.go b/p2p/server.go index cfff442f7..4fd1f7d03 100644 --- a/p2p/server.go +++ b/p2p/server.go @@ -333,7 +333,7 @@ func (srv *Server) dialLoop() { case desc := <-suggest: // candidate peer found, will dial out asyncronously // if connection fails slot will be released - srvlog.Infof("dial %v (%v)", desc, *slot) + srvlog.DebugDetailf("dial %v (%v)", desc, *slot) go srv.dialPeer(desc, *slot) // we can watch if more peers needed in the next loop slots = srv.peerSlots @@ -355,7 +355,7 @@ func (srv *Server) dialPeer(desc *peerAddr, slot int) { srvlog.Debugf("Dialing %v (slot %d)\n", desc, slot) conn, err := srv.Dialer.Dial(desc.Network(), desc.String()) if err != nil { - srvlog.Errorf("Dial error: %v", err) + srvlog.DebugDetailf("dial error: %v", err) srv.peerSlots <- slot return } diff --git a/vm/common.go b/vm/common.go index ed250dab1..ff187001f 100644 --- a/vm/common.go +++ b/vm/common.go @@ -9,11 +9,10 @@ import ( var vmlogger = logger.NewLogger("VM") -type Type int +type Type byte const ( - StandardVmTy Type = iota - DebugVmTy + StdVmTy Type = iota JitVmTy MaxVmTy @@ -1,38 +1,961 @@ package vm -import "math/big" +import ( + "fmt" + "math/big" -// BIG FAT WARNING. THIS VM IS NOT YET IS USE! -// I want to get all VM tests pass first before updating this VM + "github.com/ethereum/go-ethereum/crypto" + "github.com/ethereum/go-ethereum/ethutil" + "github.com/ethereum/go-ethereum/state" +) type Vm struct { - env Environment - err error - depth int + env Environment + + logTy byte + logStr string + + err error + + // Debugging + Dbg Debugger + + BreakPoints []int64 + Stepping bool + Fn string + + Recoverable bool +} + +func NewVm(env Environment) *Vm { + lt := LogTyPretty + if ethutil.Config.Diff { + lt = LogTyDiff + } + + return &Vm{env: env, logTy: lt, Recoverable: true} +} + +func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.Int, callData []byte) (ret []byte, err error) { + self.env.SetDepth(self.env.Depth() + 1) + + msg := self.env.State().Manifest().AddMessage(&state.Message{ + To: me.Address(), From: caller.Address(), + Input: callData, + Origin: self.env.Origin(), + Timestamp: self.env.Time(), Coinbase: self.env.Coinbase(), Number: self.env.BlockNumber(), + Value: value, + }) + context := NewContext(caller, me, code, gas, price) + + vmlogger.Debugf("(%d) (%x) %x (code=%d) gas: %v (d) %x\n", self.env.Depth(), caller.Address()[:4], context.Address(), len(code), context.Gas, callData) + + if self.Recoverable { + // Recover from any require exception + defer func() { + if r := recover(); r != nil { + self.Printf(" %v", r).Endl() + + context.UseGas(context.Gas) + + ret = context.Return(nil) + + err = fmt.Errorf("%v", r) + + } + }() + } + + if p := Precompiled[string(me.Address())]; p != nil { + return self.RunPrecompiled(p, callData, context) + } + + var ( + op OpCode + + destinations = analyseJumpDests(context.Code) + mem = NewMemory() + stack = NewStack() + pc uint64 = 0 + step = 0 + prevStep = 0 + statedb = self.env.State() + + jump = func(from uint64, to *big.Int) { + p := to.Uint64() + + nop := context.GetOp(p) + if !destinations.Has(p) { + panic(fmt.Sprintf("invalid jump destination (%v) %v", nop, p)) + } + + self.Printf(" ~> %v", to) + pc = to.Uint64() + + self.Endl() + } + ) + + // Don't bother with the execution if there's no code. + if len(code) == 0 { + return context.Return(nil), nil + } + + for { + prevStep = step + // The base for all big integer arithmetic + base := new(big.Int) + + step++ + // Get the memory location of pc + op = context.GetOp(pc) + + self.Printf("(pc) %-3d -o- %-14s (m) %-4d (s) %-4d ", pc, op.String(), mem.Len(), stack.Len()) + + newMemSize, gas := self.calculateGasAndSize(context, caller, op, statedb, mem, stack) + + self.Printf("(g) %-3v (%v)", gas, context.Gas) + + if !context.UseGas(gas) { + self.Endl() + + tmp := new(big.Int).Set(context.Gas) + + context.UseGas(context.Gas) + + return context.Return(nil), OOG(gas, tmp) + } + + mem.Resize(newMemSize.Uint64()) + + switch op { + // 0x20 range + case ADD: + x, y := stack.Popn() + self.Printf(" %v + %v", y, x) + + base.Add(y, x) + + U256(base) + + self.Printf(" = %v", base) + // Pop result back on the stack + stack.Push(base) + case SUB: + x, y := stack.Popn() + self.Printf(" %v - %v", y, x) + + base.Sub(y, x) + + U256(base) + + self.Printf(" = %v", base) + // Pop result back on the stack + stack.Push(base) + case MUL: + x, y := stack.Popn() + self.Printf(" %v * %v", y, x) + + base.Mul(y, x) + + U256(base) + + self.Printf(" = %v", base) + // Pop result back on the stack + stack.Push(base) + case DIV: + x, y := stack.Pop(), stack.Pop() + self.Printf(" %v / %v", x, y) + + if y.Cmp(ethutil.Big0) != 0 { + base.Div(x, y) + } + + U256(base) + + self.Printf(" = %v", base) + // Pop result back on the stack + stack.Push(base) + case SDIV: + x, y := S256(stack.Pop()), S256(stack.Pop()) + + self.Printf(" %v / %v", x, y) + + if y.Cmp(ethutil.Big0) == 0 { + base.Set(ethutil.Big0) + } else { + n := new(big.Int) + if new(big.Int).Mul(x, y).Cmp(ethutil.Big0) < 0 { + n.SetInt64(-1) + } else { + n.SetInt64(1) + } + + base.Div(x.Abs(x), y.Abs(y)).Mul(base, n) + + U256(base) + } + + self.Printf(" = %v", base) + stack.Push(base) + case MOD: + x, y := stack.Pop(), stack.Pop() + + self.Printf(" %v %% %v", x, y) + + if y.Cmp(ethutil.Big0) == 0 { + base.Set(ethutil.Big0) + } else { + base.Mod(x, y) + } + + U256(base) + + self.Printf(" = %v", base) + stack.Push(base) + case SMOD: + x, y := S256(stack.Pop()), S256(stack.Pop()) + + self.Printf(" %v %% %v", x, y) + + if y.Cmp(ethutil.Big0) == 0 { + base.Set(ethutil.Big0) + } else { + n := new(big.Int) + if x.Cmp(ethutil.Big0) < 0 { + n.SetInt64(-1) + } else { + n.SetInt64(1) + } + + base.Mod(x.Abs(x), y.Abs(y)).Mul(base, n) + + U256(base) + } + + self.Printf(" = %v", base) + stack.Push(base) + + case EXP: + x, y := stack.Popn() + + self.Printf(" %v ** %v", y, x) + + base.Exp(y, x, Pow256) + + U256(base) + + self.Printf(" = %v", base) + + stack.Push(base) + case SIGNEXTEND: + back := stack.Pop().Uint64() + if back < 31 { + bit := uint(back*8 + 7) + num := stack.Pop() + mask := new(big.Int).Lsh(ethutil.Big1, bit) + mask.Sub(mask, ethutil.Big1) + if ethutil.BitTest(num, int(bit)) { + num.Or(num, mask.Not(mask)) + } else { + num.And(num, mask) + } + + num = U256(num) + + self.Printf(" = %v", num) + + stack.Push(num) + } + case NOT: + base.Sub(Pow256, stack.Pop()).Sub(base, ethutil.Big1) + + // Not needed + //base = U256(base) + + stack.Push(base) + case LT: + x, y := stack.Popn() + self.Printf(" %v < %v", y, x) + // x < y + if y.Cmp(x) < 0 { + stack.Push(ethutil.BigTrue) + } else { + stack.Push(ethutil.BigFalse) + } + case GT: + x, y := stack.Popn() + self.Printf(" %v > %v", y, x) + + // x > y + if y.Cmp(x) > 0 { + stack.Push(ethutil.BigTrue) + } else { + stack.Push(ethutil.BigFalse) + } + + case SLT: + y, x := S256(stack.Pop()), S256(stack.Pop()) + self.Printf(" %v < %v", y, x) + // x < y + if y.Cmp(S256(x)) < 0 { + stack.Push(ethutil.BigTrue) + } else { + stack.Push(ethutil.BigFalse) + } + case SGT: + y, x := S256(stack.Pop()), S256(stack.Pop()) + self.Printf(" %v > %v", y, x) + + // x > y + if y.Cmp(x) > 0 { + stack.Push(ethutil.BigTrue) + } else { + stack.Push(ethutil.BigFalse) + } + + case EQ: + x, y := stack.Popn() + self.Printf(" %v == %v", y, x) + + // x == y + if x.Cmp(y) == 0 { + stack.Push(ethutil.BigTrue) + } else { + stack.Push(ethutil.BigFalse) + } + case ISZERO: + x := stack.Pop() + if x.Cmp(ethutil.BigFalse) > 0 { + stack.Push(ethutil.BigFalse) + } else { + stack.Push(ethutil.BigTrue) + } + + // 0x10 range + case AND: + x, y := stack.Popn() + self.Printf(" %v & %v", y, x) + + stack.Push(base.And(y, x)) + case OR: + x, y := stack.Popn() + self.Printf(" %v | %v", y, x) + + stack.Push(base.Or(y, x)) + case XOR: + x, y := stack.Popn() + self.Printf(" %v ^ %v", y, x) + + stack.Push(base.Xor(y, x)) + case BYTE: + val, th := stack.Popn() + + if th.Cmp(big.NewInt(32)) < 0 { + byt := big.NewInt(int64(ethutil.LeftPadBytes(val.Bytes(), 32)[th.Int64()])) + + base.Set(byt) + } else { + base.Set(ethutil.BigFalse) + } + + self.Printf(" => 0x%x", base.Bytes()) + + stack.Push(base) + case ADDMOD: + + x := stack.Pop() + y := stack.Pop() + z := stack.Pop() + + add := new(big.Int).Add(x, y) + if len(z.Bytes()) > 0 { // NOT 0x0 + base.Mod(add, z) + + U256(base) + } + + self.Printf(" %v + %v %% %v = %v", x, y, z, base) + + stack.Push(base) + case MULMOD: + + x := stack.Pop() + y := stack.Pop() + z := stack.Pop() + + mul := new(big.Int).Mul(x, y) + if len(z.Bytes()) > 0 { // NOT 0x0 + base.Mod(mul, z) + + U256(base) + } + + self.Printf(" %v + %v %% %v = %v", x, y, z, base) + + stack.Push(base) + + // 0x20 range + case SHA3: + size, offset := stack.Popn() + data := crypto.Sha3(mem.Get(offset.Int64(), size.Int64())) + + stack.Push(ethutil.BigD(data)) + + self.Printf(" => %x", data) + // 0x30 range + case ADDRESS: + stack.Push(ethutil.BigD(context.Address())) + + self.Printf(" => %x", context.Address()) + case BALANCE: + + addr := stack.Pop().Bytes() + balance := statedb.GetBalance(addr) + + stack.Push(balance) + + self.Printf(" => %v (%x)", balance, addr) + case ORIGIN: + origin := self.env.Origin() + + stack.Push(ethutil.BigD(origin)) + + self.Printf(" => %x", origin) + case CALLER: + caller := context.caller.Address() + stack.Push(ethutil.BigD(caller)) + + self.Printf(" => %x", caller) + case CALLVALUE: + stack.Push(value) + + self.Printf(" => %v", value) + case CALLDATALOAD: + var ( + offset = stack.Pop() + data = make([]byte, 32) + lenData = big.NewInt(int64(len(callData))) + ) + + if lenData.Cmp(offset) >= 0 { + length := new(big.Int).Add(offset, ethutil.Big32) + length = ethutil.BigMin(length, lenData) + + copy(data, callData[offset.Int64():length.Int64()]) + } + + self.Printf(" => 0x%x", data) + + stack.Push(ethutil.BigD(data)) + case CALLDATASIZE: + l := int64(len(callData)) + stack.Push(big.NewInt(l)) + + self.Printf(" => %d", l) + case CALLDATACOPY: + var ( + size = uint64(len(callData)) + mOff = stack.Pop().Uint64() + cOff = stack.Pop().Uint64() + l = stack.Pop().Uint64() + ) + + if cOff > size { + cOff = 0 + l = 0 + } else if cOff+l > size { + l = 0 + } + + code := callData[cOff : cOff+l] + + mem.Set(mOff, l, code) + + self.Printf(" => [%v, %v, %v] %x", mOff, cOff, l, callData[cOff:cOff+l]) + case CODESIZE, EXTCODESIZE: + var code []byte + if op == EXTCODESIZE { + addr := stack.Pop().Bytes() + + code = statedb.GetCode(addr) + } else { + code = context.Code + } + + l := big.NewInt(int64(len(code))) + stack.Push(l) + + self.Printf(" => %d", l) + case CODECOPY, EXTCODECOPY: + var code []byte + if op == EXTCODECOPY { + code = statedb.GetCode(stack.Pop().Bytes()) + } else { + code = context.Code + } + context := NewContext(nil, nil, code, ethutil.Big0, ethutil.Big0) + var ( + mOff = stack.Pop().Uint64() + cOff = stack.Pop().Uint64() + l = stack.Pop().Uint64() + ) + codeCopy := context.GetCode(cOff, l) + + mem.Set(mOff, l, codeCopy) + + self.Printf(" => [%v, %v, %v] %x", mOff, cOff, l, codeCopy) + case GASPRICE: + stack.Push(context.Price) + + self.Printf(" => %v", context.Price) + + // 0x40 range + case BLOCKHASH: + num := stack.Pop() + + n := U256(new(big.Int).Sub(self.env.BlockNumber(), ethutil.Big257)) + if num.Cmp(n) > 0 && num.Cmp(self.env.BlockNumber()) < 0 { + stack.Push(ethutil.BigD(self.env.GetHash(num.Uint64()))) + } else { + stack.Push(ethutil.Big0) + } + + self.Printf(" => 0x%x", stack.Peek().Bytes()) + case COINBASE: + coinbase := self.env.Coinbase() + + stack.Push(ethutil.BigD(coinbase)) + + self.Printf(" => 0x%x", coinbase) + case TIMESTAMP: + time := self.env.Time() + + stack.Push(big.NewInt(time)) + + self.Printf(" => 0x%x", time) + case NUMBER: + number := self.env.BlockNumber() + + stack.Push(number) + + self.Printf(" => 0x%x", number.Bytes()) + case DIFFICULTY: + difficulty := self.env.Difficulty() + + stack.Push(difficulty) + + self.Printf(" => 0x%x", difficulty.Bytes()) + case GASLIMIT: + self.Printf(" => %v", self.env.GasLimit()) + + stack.Push(self.env.GasLimit()) + + // 0x50 range + case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32: + a := uint64(op - PUSH1 + 1) + byts := context.GetRangeValue(pc+1, a) + // Push value to stack + stack.Push(ethutil.BigD(byts)) + pc += a + + step += int(op) - int(PUSH1) + 1 + + self.Printf(" => 0x%x", byts) + case POP: + stack.Pop() + case DUP1, DUP2, DUP3, DUP4, DUP5, DUP6, DUP7, DUP8, DUP9, DUP10, DUP11, DUP12, DUP13, DUP14, DUP15, DUP16: + n := int(op - DUP1 + 1) + stack.Dupn(n) + + self.Printf(" => [%d] 0x%x", n, stack.Peek().Bytes()) + case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16: + n := int(op - SWAP1 + 2) + x, y := stack.Swapn(n) + + self.Printf(" => [%d] %x [0] %x", n, x.Bytes(), y.Bytes()) + case LOG0, LOG1, LOG2, LOG3, LOG4: + n := int(op - LOG0) + topics := make([][]byte, n) + mSize, mStart := stack.Popn() + for i := 0; i < n; i++ { + topics[i] = ethutil.LeftPadBytes(stack.Pop().Bytes(), 32) + } + + data := mem.Get(mStart.Int64(), mSize.Int64()) + log := &Log{context.Address(), topics, data} + self.env.AddLog(log) + + self.Printf(" => %v", log) + case MLOAD: + offset := stack.Pop() + val := ethutil.BigD(mem.Get(offset.Int64(), 32)) + stack.Push(val) + + self.Printf(" => 0x%x", val.Bytes()) + case MSTORE: // Store the value at stack top-1 in to memory at location stack top + // Pop value of the stack + val, mStart := stack.Popn() + mem.Set(mStart.Uint64(), 32, ethutil.BigToBytes(val, 256)) + + self.Printf(" => 0x%x", val) + case MSTORE8: + off := stack.Pop() + val := stack.Pop() + + mem.store[off.Int64()] = byte(val.Int64() & 0xff) + + self.Printf(" => [%v] 0x%x", off, val) + case SLOAD: + loc := stack.Pop() + val := ethutil.BigD(statedb.GetState(context.Address(), loc.Bytes())) + stack.Push(val) + + self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes()) + case SSTORE: + val, loc := stack.Popn() + statedb.SetState(context.Address(), loc.Bytes(), val) + + msg.AddStorageChange(loc.Bytes()) + + self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes()) + case JUMP: + jump(pc, stack.Pop()) + + continue + case JUMPI: + cond, pos := stack.Popn() + + if cond.Cmp(ethutil.BigTrue) >= 0 { + jump(pc, pos) + + continue + } + + case JUMPDEST: + case PC: + stack.Push(big.NewInt(int64(pc))) + case MSIZE: + stack.Push(big.NewInt(int64(mem.Len()))) + case GAS: + stack.Push(context.Gas) + // 0x60 range + case CREATE: + + var ( + value = stack.Pop() + size, offset = stack.Popn() + input = mem.Get(offset.Int64(), size.Int64()) + gas = new(big.Int).Set(context.Gas) + addr []byte + ) + + context.UseGas(context.Gas) + ret, suberr, ref := self.env.Create(context, nil, input, gas, price, value) + if suberr != nil { + stack.Push(ethutil.BigFalse) + + self.Printf(" (*) 0x0 %v", suberr) + } else { + + // gas < len(ret) * CreateDataGas == NO_CODE + dataGas := big.NewInt(int64(len(ret))) + dataGas.Mul(dataGas, GasCreateByte) + if context.UseGas(dataGas) { + ref.SetCode(ret) + msg.Output = ret + } + addr = ref.Address() + + stack.Push(ethutil.BigD(addr)) + + self.Printf(" (*) %x", addr) + } + + // Debug hook + if self.Dbg != nil { + self.Dbg.SetCode(context.Code) + } + case CALL, CALLCODE: + self.Endl() + + gas := stack.Pop() + // Pop gas and value of the stack. + value, addr := stack.Popn() + // Pop input size and offset + inSize, inOffset := stack.Popn() + // Pop return size and offset + retSize, retOffset := stack.Popn() + + // Get the arguments from the memory + args := mem.Get(inOffset.Int64(), inSize.Int64()) + + var ( + ret []byte + err error + ) + if op == CALLCODE { + ret, err = self.env.CallCode(context, addr.Bytes(), args, gas, price, value) + } else { + ret, err = self.env.Call(context, addr.Bytes(), args, gas, price, value) + } + + if err != nil { + stack.Push(ethutil.BigFalse) + + vmlogger.Debugln(err) + } else { + stack.Push(ethutil.BigTrue) + msg.Output = ret + + mem.Set(retOffset.Uint64(), retSize.Uint64(), ret) + } + self.Printf("resume %x (%v)", context.Address(), context.Gas) + + // Debug hook + if self.Dbg != nil { + self.Dbg.SetCode(context.Code) + } + + case RETURN: + size, offset := stack.Popn() + ret := mem.Get(offset.Int64(), size.Int64()) + + self.Printf(" => [%v, %v] (%d) 0x%x", offset, size, len(ret), ret).Endl() + + return context.Return(ret), nil + case SUICIDE: + receiver := statedb.GetOrNewStateObject(stack.Pop().Bytes()) + balance := statedb.GetBalance(context.Address()) + + self.Printf(" => (%x) %v", receiver.Address()[:4], balance) + + receiver.AddAmount(balance) + statedb.Delete(context.Address()) + + fallthrough + case STOP: // Stop the context + self.Endl() + + return context.Return(nil), nil + default: + vmlogger.Debugf("(pc) %-3v Invalid opcode %x\n", pc, op) + + panic(fmt.Errorf("Invalid opcode %x", op)) + } + + pc++ + + self.Endl() + + if self.Dbg != nil { + for _, instrNo := range self.Dbg.BreakPoints() { + if pc == uint64(instrNo) { + self.Stepping = true + + if !self.Dbg.BreakHook(prevStep, op, mem, stack, statedb.GetStateObject(context.Address())) { + return nil, nil + } + } else if self.Stepping { + if !self.Dbg.StepHook(prevStep, op, mem, stack, statedb.GetStateObject(context.Address())) { + return nil, nil + } + } + } + } + + } } -func New(env Environment, typ Type) VirtualMachine { - switch typ { - case DebugVmTy: - return NewDebugVm(env) - case JitVmTy: - return NewJitVm(env) - default: - return &Vm{env: env} +func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCode, statedb *state.StateDB, mem *Memory, stack *Stack) (*big.Int, *big.Int) { + gas := new(big.Int) + addStepGasUsage := func(amount *big.Int) { + if amount.Cmp(ethutil.Big0) >= 0 { + gas.Add(gas, amount) + } + } + + addStepGasUsage(GasStep) + + var newMemSize *big.Int = ethutil.Big0 + var additionalGas *big.Int = new(big.Int) + // Stack Check, memory resize & gas phase + switch op { + // Stack checks only + case ISZERO, CALLDATALOAD, POP, JUMP, NOT: // 1 + stack.require(1) + case JUMPI, ADD, SUB, DIV, SDIV, MOD, SMOD, LT, GT, SLT, SGT, EQ, AND, OR, XOR, BYTE, SIGNEXTEND: // 2 + stack.require(2) + case ADDMOD, MULMOD: // 3 + stack.require(3) + case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16: + n := int(op - SWAP1 + 2) + stack.require(n) + case DUP1, DUP2, DUP3, DUP4, DUP5, DUP6, DUP7, DUP8, DUP9, DUP10, DUP11, DUP12, DUP13, DUP14, DUP15, DUP16: + n := int(op - DUP1 + 1) + stack.require(n) + case LOG0, LOG1, LOG2, LOG3, LOG4: + n := int(op - LOG0) + stack.require(n + 2) + + gas.Set(GasLog) + addStepGasUsage(new(big.Int).Mul(big.NewInt(int64(n)), GasLog)) + + mSize, mStart := stack.Peekn() + addStepGasUsage(mSize) + + newMemSize = calcMemSize(mStart, mSize) + case EXP: + stack.require(2) + + gas.Set(big.NewInt(int64(len(stack.data[stack.Len()-2].Bytes()) + 1))) + // Gas only + case STOP: + gas.Set(ethutil.Big0) + case SUICIDE: + stack.require(1) + + gas.Set(ethutil.Big0) + case SLOAD: + stack.require(1) + + gas.Set(GasSLoad) + // Memory resize & Gas + case SSTORE: + stack.require(2) + + var mult *big.Int + y, x := stack.Peekn() + val := statedb.GetState(context.Address(), x.Bytes()) + if len(val) == 0 && len(y.Bytes()) > 0 { + // 0 => non 0 + mult = ethutil.Big3 + } else if len(val) > 0 && len(y.Bytes()) == 0 { + statedb.Refund(caller.Address(), GasSStoreRefund) + + mult = ethutil.Big0 + } else { + // non 0 => non 0 (or 0 => 0) + mult = ethutil.Big1 + } + gas.Set(new(big.Int).Mul(mult, GasSStore)) + case BALANCE: + stack.require(1) + gas.Set(GasBalance) + case MSTORE: + stack.require(2) + newMemSize = calcMemSize(stack.Peek(), u256(32)) + case MLOAD: + stack.require(1) + + newMemSize = calcMemSize(stack.Peek(), u256(32)) + case MSTORE8: + stack.require(2) + newMemSize = calcMemSize(stack.Peek(), u256(1)) + case RETURN: + stack.require(2) + + newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2]) + case SHA3: + stack.require(2) + gas.Set(GasSha) + newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2]) + additionalGas.Set(stack.data[stack.Len()-2]) + case CALLDATACOPY: + stack.require(2) + + newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3]) + additionalGas.Set(stack.data[stack.Len()-3]) + case CODECOPY: + stack.require(3) + + newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3]) + additionalGas.Set(stack.data[stack.Len()-3]) + case EXTCODECOPY: + stack.require(4) + + newMemSize = calcMemSize(stack.data[stack.Len()-2], stack.data[stack.Len()-4]) + additionalGas.Set(stack.data[stack.Len()-4]) + case CALL, CALLCODE: + stack.require(7) + gas.Set(GasCall) + addStepGasUsage(stack.data[stack.Len()-1]) + + x := calcMemSize(stack.data[stack.Len()-6], stack.data[stack.Len()-7]) + y := calcMemSize(stack.data[stack.Len()-4], stack.data[stack.Len()-5]) + + newMemSize = ethutil.BigMax(x, y) + case CREATE: + stack.require(3) + gas.Set(GasCreate) + + newMemSize = calcMemSize(stack.data[stack.Len()-2], stack.data[stack.Len()-3]) + } + + switch op { + case CALLDATACOPY, CODECOPY, EXTCODECOPY: + additionalGas.Add(additionalGas, u256(31)) + additionalGas.Div(additionalGas, u256(32)) + addStepGasUsage(additionalGas) + case SHA3: + additionalGas.Add(additionalGas, u256(31)) + additionalGas.Div(additionalGas, u256(32)) + additionalGas.Mul(additionalGas, GasSha3Byte) + addStepGasUsage(additionalGas) + } + + if newMemSize.Cmp(ethutil.Big0) > 0 { + newMemSize.Add(newMemSize, u256(31)) + newMemSize.Div(newMemSize, u256(32)) + newMemSize.Mul(newMemSize, u256(32)) + + if newMemSize.Cmp(u256(int64(mem.Len()))) > 0 { + memGasUsage := new(big.Int).Sub(newMemSize, u256(int64(mem.Len()))) + memGasUsage.Mul(GasMemory, memGasUsage) + memGasUsage.Div(memGasUsage, u256(32)) + + addStepGasUsage(memGasUsage) + } + } + + return newMemSize, gas } -func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.Int, data []byte) (ret []byte, err error) { - panic("not implemented") +func (self *Vm) RunPrecompiled(p *PrecompiledAccount, callData []byte, context *Context) (ret []byte, err error) { + gas := p.Gas(len(callData)) + if context.UseGas(gas) { + ret = p.Call(callData) + self.Printf("NATIVE_FUNC => %x", ret) + self.Endl() + + return context.Return(ret), nil + } else { + self.Printf("NATIVE_FUNC => failed").Endl() + + tmp := new(big.Int).Set(context.Gas) + + panic(OOG(gas, tmp).Error()) + } } -func (self *Vm) Env() Environment { - return self.env +func (self *Vm) Printf(format string, v ...interface{}) VirtualMachine { + if self.logTy == LogTyPretty { + self.logStr += fmt.Sprintf(format, v...) + } + + return self } -func (self *Vm) Depth() int { - return self.depth +func (self *Vm) Endl() VirtualMachine { + if self.logTy == LogTyPretty { + vmlogger.Debugln(self.logStr) + self.logStr = "" + } + + return self } -func (self *Vm) Printf(format string, v ...interface{}) VirtualMachine { return self } -func (self *Vm) Endl() VirtualMachine { return self } +func (self *Vm) Env() Environment { + return self.env +} diff --git a/vm/vm_debug.go b/vm/vm_debug.go deleted file mode 100644 index 44137568e..000000000 --- a/vm/vm_debug.go +++ /dev/null @@ -1,961 +0,0 @@ -package vm - -import ( - "fmt" - "math/big" - - "github.com/ethereum/go-ethereum/crypto" - "github.com/ethereum/go-ethereum/ethutil" - "github.com/ethereum/go-ethereum/state" -) - -type DebugVm struct { - env Environment - - logTy byte - logStr string - - err error - - // Debugging - Dbg Debugger - - BreakPoints []int64 - Stepping bool - Fn string - - Recoverable bool -} - -func NewDebugVm(env Environment) *DebugVm { - lt := LogTyPretty - if ethutil.Config.Diff { - lt = LogTyDiff - } - - return &DebugVm{env: env, logTy: lt, Recoverable: true} -} - -func (self *DebugVm) Run(me, caller ContextRef, code []byte, value, gas, price *big.Int, callData []byte) (ret []byte, err error) { - self.env.SetDepth(self.env.Depth() + 1) - - msg := self.env.State().Manifest().AddMessage(&state.Message{ - To: me.Address(), From: caller.Address(), - Input: callData, - Origin: self.env.Origin(), - Timestamp: self.env.Time(), Coinbase: self.env.Coinbase(), Number: self.env.BlockNumber(), - Value: value, - }) - context := NewContext(caller, me, code, gas, price) - - vmlogger.Debugf("(%d) (%x) %x (code=%d) gas: %v (d) %x\n", self.env.Depth(), caller.Address()[:4], context.Address(), len(code), context.Gas, callData) - - if self.Recoverable { - // Recover from any require exception - defer func() { - if r := recover(); r != nil { - self.Printf(" %v", r).Endl() - - context.UseGas(context.Gas) - - ret = context.Return(nil) - - err = fmt.Errorf("%v", r) - - } - }() - } - - if p := Precompiled[string(me.Address())]; p != nil { - return self.RunPrecompiled(p, callData, context) - } - - var ( - op OpCode - - destinations = analyseJumpDests(context.Code) - mem = NewMemory() - stack = NewStack() - pc uint64 = 0 - step = 0 - prevStep = 0 - statedb = self.env.State() - - jump = func(from uint64, to *big.Int) { - p := to.Uint64() - - nop := context.GetOp(p) - if !destinations.Has(p) { - panic(fmt.Sprintf("invalid jump destination (%v) %v", nop, p)) - } - - self.Printf(" ~> %v", to) - pc = to.Uint64() - - self.Endl() - } - ) - - // Don't bother with the execution if there's no code. - if len(code) == 0 { - return context.Return(nil), nil - } - - for { - prevStep = step - // The base for all big integer arithmetic - base := new(big.Int) - - step++ - // Get the memory location of pc - op = context.GetOp(pc) - - self.Printf("(pc) %-3d -o- %-14s (m) %-4d (s) %-4d ", pc, op.String(), mem.Len(), stack.Len()) - - newMemSize, gas := self.calculateGasAndSize(context, caller, op, statedb, mem, stack) - - self.Printf("(g) %-3v (%v)", gas, context.Gas) - - if !context.UseGas(gas) { - self.Endl() - - tmp := new(big.Int).Set(context.Gas) - - context.UseGas(context.Gas) - - return context.Return(nil), OOG(gas, tmp) - } - - mem.Resize(newMemSize.Uint64()) - - switch op { - // 0x20 range - case ADD: - x, y := stack.Popn() - self.Printf(" %v + %v", y, x) - - base.Add(y, x) - - U256(base) - - self.Printf(" = %v", base) - // Pop result back on the stack - stack.Push(base) - case SUB: - x, y := stack.Popn() - self.Printf(" %v - %v", y, x) - - base.Sub(y, x) - - U256(base) - - self.Printf(" = %v", base) - // Pop result back on the stack - stack.Push(base) - case MUL: - x, y := stack.Popn() - self.Printf(" %v * %v", y, x) - - base.Mul(y, x) - - U256(base) - - self.Printf(" = %v", base) - // Pop result back on the stack - stack.Push(base) - case DIV: - x, y := stack.Pop(), stack.Pop() - self.Printf(" %v / %v", x, y) - - if y.Cmp(ethutil.Big0) != 0 { - base.Div(x, y) - } - - U256(base) - - self.Printf(" = %v", base) - // Pop result back on the stack - stack.Push(base) - case SDIV: - x, y := S256(stack.Pop()), S256(stack.Pop()) - - self.Printf(" %v / %v", x, y) - - if y.Cmp(ethutil.Big0) == 0 { - base.Set(ethutil.Big0) - } else { - n := new(big.Int) - if new(big.Int).Mul(x, y).Cmp(ethutil.Big0) < 0 { - n.SetInt64(-1) - } else { - n.SetInt64(1) - } - - base.Div(x.Abs(x), y.Abs(y)).Mul(base, n) - - U256(base) - } - - self.Printf(" = %v", base) - stack.Push(base) - case MOD: - x, y := stack.Pop(), stack.Pop() - - self.Printf(" %v %% %v", x, y) - - if y.Cmp(ethutil.Big0) == 0 { - base.Set(ethutil.Big0) - } else { - base.Mod(x, y) - } - - U256(base) - - self.Printf(" = %v", base) - stack.Push(base) - case SMOD: - x, y := S256(stack.Pop()), S256(stack.Pop()) - - self.Printf(" %v %% %v", x, y) - - if y.Cmp(ethutil.Big0) == 0 { - base.Set(ethutil.Big0) - } else { - n := new(big.Int) - if x.Cmp(ethutil.Big0) < 0 { - n.SetInt64(-1) - } else { - n.SetInt64(1) - } - - base.Mod(x.Abs(x), y.Abs(y)).Mul(base, n) - - U256(base) - } - - self.Printf(" = %v", base) - stack.Push(base) - - case EXP: - x, y := stack.Popn() - - self.Printf(" %v ** %v", y, x) - - base.Exp(y, x, Pow256) - - U256(base) - - self.Printf(" = %v", base) - - stack.Push(base) - case SIGNEXTEND: - back := stack.Pop().Uint64() - if back < 31 { - bit := uint(back*8 + 7) - num := stack.Pop() - mask := new(big.Int).Lsh(ethutil.Big1, bit) - mask.Sub(mask, ethutil.Big1) - if ethutil.BitTest(num, int(bit)) { - num.Or(num, mask.Not(mask)) - } else { - num.And(num, mask) - } - - num = U256(num) - - self.Printf(" = %v", num) - - stack.Push(num) - } - case NOT: - base.Sub(Pow256, stack.Pop()).Sub(base, ethutil.Big1) - - // Not needed - //base = U256(base) - - stack.Push(base) - case LT: - x, y := stack.Popn() - self.Printf(" %v < %v", y, x) - // x < y - if y.Cmp(x) < 0 { - stack.Push(ethutil.BigTrue) - } else { - stack.Push(ethutil.BigFalse) - } - case GT: - x, y := stack.Popn() - self.Printf(" %v > %v", y, x) - - // x > y - if y.Cmp(x) > 0 { - stack.Push(ethutil.BigTrue) - } else { - stack.Push(ethutil.BigFalse) - } - - case SLT: - y, x := S256(stack.Pop()), S256(stack.Pop()) - self.Printf(" %v < %v", y, x) - // x < y - if y.Cmp(S256(x)) < 0 { - stack.Push(ethutil.BigTrue) - } else { - stack.Push(ethutil.BigFalse) - } - case SGT: - y, x := S256(stack.Pop()), S256(stack.Pop()) - self.Printf(" %v > %v", y, x) - - // x > y - if y.Cmp(x) > 0 { - stack.Push(ethutil.BigTrue) - } else { - stack.Push(ethutil.BigFalse) - } - - case EQ: - x, y := stack.Popn() - self.Printf(" %v == %v", y, x) - - // x == y - if x.Cmp(y) == 0 { - stack.Push(ethutil.BigTrue) - } else { - stack.Push(ethutil.BigFalse) - } - case ISZERO: - x := stack.Pop() - if x.Cmp(ethutil.BigFalse) > 0 { - stack.Push(ethutil.BigFalse) - } else { - stack.Push(ethutil.BigTrue) - } - - // 0x10 range - case AND: - x, y := stack.Popn() - self.Printf(" %v & %v", y, x) - - stack.Push(base.And(y, x)) - case OR: - x, y := stack.Popn() - self.Printf(" %v | %v", y, x) - - stack.Push(base.Or(y, x)) - case XOR: - x, y := stack.Popn() - self.Printf(" %v ^ %v", y, x) - - stack.Push(base.Xor(y, x)) - case BYTE: - val, th := stack.Popn() - - if th.Cmp(big.NewInt(32)) < 0 { - byt := big.NewInt(int64(ethutil.LeftPadBytes(val.Bytes(), 32)[th.Int64()])) - - base.Set(byt) - } else { - base.Set(ethutil.BigFalse) - } - - self.Printf(" => 0x%x", base.Bytes()) - - stack.Push(base) - case ADDMOD: - - x := stack.Pop() - y := stack.Pop() - z := stack.Pop() - - add := new(big.Int).Add(x, y) - if len(z.Bytes()) > 0 { // NOT 0x0 - base.Mod(add, z) - - U256(base) - } - - self.Printf(" %v + %v %% %v = %v", x, y, z, base) - - stack.Push(base) - case MULMOD: - - x := stack.Pop() - y := stack.Pop() - z := stack.Pop() - - mul := new(big.Int).Mul(x, y) - if len(z.Bytes()) > 0 { // NOT 0x0 - base.Mod(mul, z) - - U256(base) - } - - self.Printf(" %v + %v %% %v = %v", x, y, z, base) - - stack.Push(base) - - // 0x20 range - case SHA3: - size, offset := stack.Popn() - data := crypto.Sha3(mem.Get(offset.Int64(), size.Int64())) - - stack.Push(ethutil.BigD(data)) - - self.Printf(" => %x", data) - // 0x30 range - case ADDRESS: - stack.Push(ethutil.BigD(context.Address())) - - self.Printf(" => %x", context.Address()) - case BALANCE: - - addr := stack.Pop().Bytes() - balance := statedb.GetBalance(addr) - - stack.Push(balance) - - self.Printf(" => %v (%x)", balance, addr) - case ORIGIN: - origin := self.env.Origin() - - stack.Push(ethutil.BigD(origin)) - - self.Printf(" => %x", origin) - case CALLER: - caller := context.caller.Address() - stack.Push(ethutil.BigD(caller)) - - self.Printf(" => %x", caller) - case CALLVALUE: - stack.Push(value) - - self.Printf(" => %v", value) - case CALLDATALOAD: - var ( - offset = stack.Pop() - data = make([]byte, 32) - lenData = big.NewInt(int64(len(callData))) - ) - - if lenData.Cmp(offset) >= 0 { - length := new(big.Int).Add(offset, ethutil.Big32) - length = ethutil.BigMin(length, lenData) - - copy(data, callData[offset.Int64():length.Int64()]) - } - - self.Printf(" => 0x%x", data) - - stack.Push(ethutil.BigD(data)) - case CALLDATASIZE: - l := int64(len(callData)) - stack.Push(big.NewInt(l)) - - self.Printf(" => %d", l) - case CALLDATACOPY: - var ( - size = uint64(len(callData)) - mOff = stack.Pop().Uint64() - cOff = stack.Pop().Uint64() - l = stack.Pop().Uint64() - ) - - if cOff > size { - cOff = 0 - l = 0 - } else if cOff+l > size { - l = 0 - } - - code := callData[cOff : cOff+l] - - mem.Set(mOff, l, code) - - self.Printf(" => [%v, %v, %v] %x", mOff, cOff, l, callData[cOff:cOff+l]) - case CODESIZE, EXTCODESIZE: - var code []byte - if op == EXTCODESIZE { - addr := stack.Pop().Bytes() - - code = statedb.GetCode(addr) - } else { - code = context.Code - } - - l := big.NewInt(int64(len(code))) - stack.Push(l) - - self.Printf(" => %d", l) - case CODECOPY, EXTCODECOPY: - var code []byte - if op == EXTCODECOPY { - code = statedb.GetCode(stack.Pop().Bytes()) - } else { - code = context.Code - } - context := NewContext(nil, nil, code, ethutil.Big0, ethutil.Big0) - var ( - mOff = stack.Pop().Uint64() - cOff = stack.Pop().Uint64() - l = stack.Pop().Uint64() - ) - codeCopy := context.GetCode(cOff, l) - - mem.Set(mOff, l, codeCopy) - - self.Printf(" => [%v, %v, %v] %x", mOff, cOff, l, codeCopy) - case GASPRICE: - stack.Push(context.Price) - - self.Printf(" => %v", context.Price) - - // 0x40 range - case BLOCKHASH: - num := stack.Pop() - - n := U256(new(big.Int).Sub(self.env.BlockNumber(), ethutil.Big257)) - if num.Cmp(n) > 0 && num.Cmp(self.env.BlockNumber()) < 0 { - stack.Push(ethutil.BigD(self.env.GetHash(num.Uint64()))) - } else { - stack.Push(ethutil.Big0) - } - - self.Printf(" => 0x%x", stack.Peek().Bytes()) - case COINBASE: - coinbase := self.env.Coinbase() - - stack.Push(ethutil.BigD(coinbase)) - - self.Printf(" => 0x%x", coinbase) - case TIMESTAMP: - time := self.env.Time() - - stack.Push(big.NewInt(time)) - - self.Printf(" => 0x%x", time) - case NUMBER: - number := self.env.BlockNumber() - - stack.Push(number) - - self.Printf(" => 0x%x", number.Bytes()) - case DIFFICULTY: - difficulty := self.env.Difficulty() - - stack.Push(difficulty) - - self.Printf(" => 0x%x", difficulty.Bytes()) - case GASLIMIT: - self.Printf(" => %v", self.env.GasLimit()) - - stack.Push(self.env.GasLimit()) - - // 0x50 range - case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32: - a := uint64(op - PUSH1 + 1) - byts := context.GetRangeValue(pc+1, a) - // Push value to stack - stack.Push(ethutil.BigD(byts)) - pc += a - - step += int(op) - int(PUSH1) + 1 - - self.Printf(" => 0x%x", byts) - case POP: - stack.Pop() - case DUP1, DUP2, DUP3, DUP4, DUP5, DUP6, DUP7, DUP8, DUP9, DUP10, DUP11, DUP12, DUP13, DUP14, DUP15, DUP16: - n := int(op - DUP1 + 1) - stack.Dupn(n) - - self.Printf(" => [%d] 0x%x", n, stack.Peek().Bytes()) - case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16: - n := int(op - SWAP1 + 2) - x, y := stack.Swapn(n) - - self.Printf(" => [%d] %x [0] %x", n, x.Bytes(), y.Bytes()) - case LOG0, LOG1, LOG2, LOG3, LOG4: - n := int(op - LOG0) - topics := make([][]byte, n) - mSize, mStart := stack.Popn() - for i := 0; i < n; i++ { - topics[i] = ethutil.LeftPadBytes(stack.Pop().Bytes(), 32) - } - - data := mem.Get(mStart.Int64(), mSize.Int64()) - log := &Log{context.Address(), topics, data} - self.env.AddLog(log) - - self.Printf(" => %v", log) - case MLOAD: - offset := stack.Pop() - val := ethutil.BigD(mem.Get(offset.Int64(), 32)) - stack.Push(val) - - self.Printf(" => 0x%x", val.Bytes()) - case MSTORE: // Store the value at stack top-1 in to memory at location stack top - // Pop value of the stack - val, mStart := stack.Popn() - mem.Set(mStart.Uint64(), 32, ethutil.BigToBytes(val, 256)) - - self.Printf(" => 0x%x", val) - case MSTORE8: - off := stack.Pop() - val := stack.Pop() - - mem.store[off.Int64()] = byte(val.Int64() & 0xff) - - self.Printf(" => [%v] 0x%x", off, val) - case SLOAD: - loc := stack.Pop() - val := ethutil.BigD(statedb.GetState(context.Address(), loc.Bytes())) - stack.Push(val) - - self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes()) - case SSTORE: - val, loc := stack.Popn() - statedb.SetState(context.Address(), loc.Bytes(), val) - - msg.AddStorageChange(loc.Bytes()) - - self.Printf(" {0x%x : 0x%x}", loc.Bytes(), val.Bytes()) - case JUMP: - jump(pc, stack.Pop()) - - continue - case JUMPI: - cond, pos := stack.Popn() - - if cond.Cmp(ethutil.BigTrue) >= 0 { - jump(pc, pos) - - continue - } - - case JUMPDEST: - case PC: - stack.Push(big.NewInt(int64(pc))) - case MSIZE: - stack.Push(big.NewInt(int64(mem.Len()))) - case GAS: - stack.Push(context.Gas) - // 0x60 range - case CREATE: - - var ( - value = stack.Pop() - size, offset = stack.Popn() - input = mem.Get(offset.Int64(), size.Int64()) - gas = new(big.Int).Set(context.Gas) - addr []byte - ) - - context.UseGas(context.Gas) - ret, suberr, ref := self.env.Create(context, nil, input, gas, price, value) - if suberr != nil { - stack.Push(ethutil.BigFalse) - - self.Printf(" (*) 0x0 %v", suberr) - } else { - - // gas < len(ret) * CreateDataGas == NO_CODE - dataGas := big.NewInt(int64(len(ret))) - dataGas.Mul(dataGas, GasCreateByte) - if context.UseGas(dataGas) { - ref.SetCode(ret) - msg.Output = ret - } - addr = ref.Address() - - stack.Push(ethutil.BigD(addr)) - - self.Printf(" (*) %x", addr) - } - - // Debug hook - if self.Dbg != nil { - self.Dbg.SetCode(context.Code) - } - case CALL, CALLCODE: - self.Endl() - - gas := stack.Pop() - // Pop gas and value of the stack. - value, addr := stack.Popn() - // Pop input size and offset - inSize, inOffset := stack.Popn() - // Pop return size and offset - retSize, retOffset := stack.Popn() - - // Get the arguments from the memory - args := mem.Get(inOffset.Int64(), inSize.Int64()) - - var ( - ret []byte - err error - ) - if op == CALLCODE { - ret, err = self.env.CallCode(context, addr.Bytes(), args, gas, price, value) - } else { - ret, err = self.env.Call(context, addr.Bytes(), args, gas, price, value) - } - - if err != nil { - stack.Push(ethutil.BigFalse) - - vmlogger.Debugln(err) - } else { - stack.Push(ethutil.BigTrue) - msg.Output = ret - - mem.Set(retOffset.Uint64(), retSize.Uint64(), ret) - } - self.Printf("resume %x (%v)", context.Address(), context.Gas) - - // Debug hook - if self.Dbg != nil { - self.Dbg.SetCode(context.Code) - } - - case RETURN: - size, offset := stack.Popn() - ret := mem.Get(offset.Int64(), size.Int64()) - - self.Printf(" => [%v, %v] (%d) 0x%x", offset, size, len(ret), ret).Endl() - - return context.Return(ret), nil - case SUICIDE: - receiver := statedb.GetOrNewStateObject(stack.Pop().Bytes()) - balance := statedb.GetBalance(context.Address()) - - self.Printf(" => (%x) %v", receiver.Address()[:4], balance) - - receiver.AddAmount(balance) - statedb.Delete(context.Address()) - - fallthrough - case STOP: // Stop the context - self.Endl() - - return context.Return(nil), nil - default: - vmlogger.Debugf("(pc) %-3v Invalid opcode %x\n", pc, op) - - panic(fmt.Errorf("Invalid opcode %x", op)) - } - - pc++ - - self.Endl() - - if self.Dbg != nil { - for _, instrNo := range self.Dbg.BreakPoints() { - if pc == uint64(instrNo) { - self.Stepping = true - - if !self.Dbg.BreakHook(prevStep, op, mem, stack, statedb.GetStateObject(context.Address())) { - return nil, nil - } - } else if self.Stepping { - if !self.Dbg.StepHook(prevStep, op, mem, stack, statedb.GetStateObject(context.Address())) { - return nil, nil - } - } - } - } - - } -} - -func (self *DebugVm) calculateGasAndSize(context *Context, caller ContextRef, op OpCode, statedb *state.StateDB, mem *Memory, stack *Stack) (*big.Int, *big.Int) { - gas := new(big.Int) - addStepGasUsage := func(amount *big.Int) { - if amount.Cmp(ethutil.Big0) >= 0 { - gas.Add(gas, amount) - } - } - - addStepGasUsage(GasStep) - - var newMemSize *big.Int = ethutil.Big0 - var additionalGas *big.Int = new(big.Int) - // Stack Check, memory resize & gas phase - switch op { - // Stack checks only - case ISZERO, CALLDATALOAD, POP, JUMP, NOT: // 1 - stack.require(1) - case JUMPI, ADD, SUB, DIV, SDIV, MOD, SMOD, LT, GT, SLT, SGT, EQ, AND, OR, XOR, BYTE, SIGNEXTEND: // 2 - stack.require(2) - case ADDMOD, MULMOD: // 3 - stack.require(3) - case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16: - n := int(op - SWAP1 + 2) - stack.require(n) - case DUP1, DUP2, DUP3, DUP4, DUP5, DUP6, DUP7, DUP8, DUP9, DUP10, DUP11, DUP12, DUP13, DUP14, DUP15, DUP16: - n := int(op - DUP1 + 1) - stack.require(n) - case LOG0, LOG1, LOG2, LOG3, LOG4: - n := int(op - LOG0) - stack.require(n + 2) - - gas.Set(GasLog) - addStepGasUsage(new(big.Int).Mul(big.NewInt(int64(n)), GasLog)) - - mSize, mStart := stack.Peekn() - addStepGasUsage(mSize) - - newMemSize = calcMemSize(mStart, mSize) - case EXP: - stack.require(2) - - gas.Set(big.NewInt(int64(len(stack.data[stack.Len()-2].Bytes()) + 1))) - // Gas only - case STOP: - gas.Set(ethutil.Big0) - case SUICIDE: - stack.require(1) - - gas.Set(ethutil.Big0) - case SLOAD: - stack.require(1) - - gas.Set(GasSLoad) - // Memory resize & Gas - case SSTORE: - stack.require(2) - - var mult *big.Int - y, x := stack.Peekn() - val := statedb.GetState(context.Address(), x.Bytes()) - if len(val) == 0 && len(y.Bytes()) > 0 { - // 0 => non 0 - mult = ethutil.Big3 - } else if len(val) > 0 && len(y.Bytes()) == 0 { - statedb.Refund(caller.Address(), GasSStoreRefund) - - mult = ethutil.Big0 - } else { - // non 0 => non 0 (or 0 => 0) - mult = ethutil.Big1 - } - gas.Set(new(big.Int).Mul(mult, GasSStore)) - case BALANCE: - stack.require(1) - gas.Set(GasBalance) - case MSTORE: - stack.require(2) - newMemSize = calcMemSize(stack.Peek(), u256(32)) - case MLOAD: - stack.require(1) - - newMemSize = calcMemSize(stack.Peek(), u256(32)) - case MSTORE8: - stack.require(2) - newMemSize = calcMemSize(stack.Peek(), u256(1)) - case RETURN: - stack.require(2) - - newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2]) - case SHA3: - stack.require(2) - gas.Set(GasSha) - newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2]) - additionalGas.Set(stack.data[stack.Len()-2]) - case CALLDATACOPY: - stack.require(2) - - newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3]) - additionalGas.Set(stack.data[stack.Len()-3]) - case CODECOPY: - stack.require(3) - - newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3]) - additionalGas.Set(stack.data[stack.Len()-3]) - case EXTCODECOPY: - stack.require(4) - - newMemSize = calcMemSize(stack.data[stack.Len()-2], stack.data[stack.Len()-4]) - additionalGas.Set(stack.data[stack.Len()-4]) - case CALL, CALLCODE: - stack.require(7) - gas.Set(GasCall) - addStepGasUsage(stack.data[stack.Len()-1]) - - x := calcMemSize(stack.data[stack.Len()-6], stack.data[stack.Len()-7]) - y := calcMemSize(stack.data[stack.Len()-4], stack.data[stack.Len()-5]) - - newMemSize = ethutil.BigMax(x, y) - case CREATE: - stack.require(3) - gas.Set(GasCreate) - - newMemSize = calcMemSize(stack.data[stack.Len()-2], stack.data[stack.Len()-3]) - } - - switch op { - case CALLDATACOPY, CODECOPY, EXTCODECOPY: - additionalGas.Add(additionalGas, u256(31)) - additionalGas.Div(additionalGas, u256(32)) - addStepGasUsage(additionalGas) - case SHA3: - additionalGas.Add(additionalGas, u256(31)) - additionalGas.Div(additionalGas, u256(32)) - additionalGas.Mul(additionalGas, GasSha3Byte) - addStepGasUsage(additionalGas) - } - - if newMemSize.Cmp(ethutil.Big0) > 0 { - newMemSize.Add(newMemSize, u256(31)) - newMemSize.Div(newMemSize, u256(32)) - newMemSize.Mul(newMemSize, u256(32)) - - if newMemSize.Cmp(u256(int64(mem.Len()))) > 0 { - memGasUsage := new(big.Int).Sub(newMemSize, u256(int64(mem.Len()))) - memGasUsage.Mul(GasMemory, memGasUsage) - memGasUsage.Div(memGasUsage, u256(32)) - - addStepGasUsage(memGasUsage) - } - - } - - return newMemSize, gas -} - -func (self *DebugVm) RunPrecompiled(p *PrecompiledAccount, callData []byte, context *Context) (ret []byte, err error) { - gas := p.Gas(len(callData)) - if context.UseGas(gas) { - ret = p.Call(callData) - self.Printf("NATIVE_FUNC => %x", ret) - self.Endl() - - return context.Return(ret), nil - } else { - self.Printf("NATIVE_FUNC => failed").Endl() - - tmp := new(big.Int).Set(context.Gas) - - panic(OOG(gas, tmp).Error()) - } -} - -func (self *DebugVm) Printf(format string, v ...interface{}) VirtualMachine { - if self.logTy == LogTyPretty { - self.logStr += fmt.Sprintf(format, v...) - } - - return self -} - -func (self *DebugVm) Endl() VirtualMachine { - if self.logTy == LogTyPretty { - vmlogger.Debugln(self.logStr) - self.logStr = "" - } - - return self -} - -func (self *DebugVm) Env() Environment { - return self.env -} diff --git a/vm/vm_jit.go b/vm/vm_jit.go index c715abab0..1cb9652af 100644 --- a/vm/vm_jit.go +++ b/vm/vm_jit.go @@ -3,12 +3,12 @@ package vm import "math/big" type JitVm struct { - env Environment - backup *DebugVm + env Environment + backup *Vm } func NewJitVm(env Environment) *JitVm { - backupVm := NewDebugVm(env) + backupVm := NewVm(env) return &JitVm{env: env, backup: backupVm} } @@ -28,4 +28,4 @@ func (self *JitVm) Env() Environment { return self.env } -//go is nice
\ No newline at end of file +//go is nice |