Descriptive function names for closure getters

cmd/mist/debugger.go

@@ -152,13 +152,6 @@ func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, data
 	block := self.lib.eth.ChainManager().CurrentBlock
 
 	env := utils.NewEnv(statedb, block, account.Address(), value)
-	/*
-		callerClosure := vm.NewClosure(&state.Message{}, account, contract, script, gas, gasPrice)
-		evm := vm.NewDebugVm(env)
-		evm.Dbg = self.Db
-		self.vm = evm
-		self.Db.done = false
-	*/
 
 	self.Logf("callsize %d", len(script))
 	go func() {

vm/closure.go

 package vm
 
-// TODO Re write VM to use values instead of big integers?
-
 import (
 	"math/big"
 
@@ -17,7 +15,6 @@ type ClosureRef interface {
 	SetStorage(*big.Int, *ethutil.Value)
 }
 
-// Basic inline closure object which implement the 'closure' interface
 type Closure struct {
 	caller  ClosureRef
 	object  ClosureRef
@@ -44,18 +41,8 @@ func NewClosure(msg *state.Message, caller ClosureRef, object ClosureRef, code [
 	return c
 }
 
-// Retuns the x element in data slice
-func (c *Closure) GetStorage(x *big.Int) *ethutil.Value {
-	m := c.object.GetStorage(x)
-	if m == nil {
-		return ethutil.EmptyValue()
-	}
-
-	return m
-}
-
-func (c *Closure) Get(x *big.Int) *ethutil.Value {
-	return c.Gets(x, big.NewInt(1))
+func (c *Closure) GetValue(x *big.Int) *ethutil.Value {
+	return c.GetRangeValue(x, big.NewInt(1))
 }
 
 func (c *Closure) GetOp(x int) OpCode {
@@ -78,7 +65,7 @@ func (c *Closure) GetBytes(x, y int) []byte {
 	return c.Code[x : x+y]
 }
 
-func (c *Closure) Gets(x, y *big.Int) *ethutil.Value {
+func (c *Closure) GetRangeValue(x, y *big.Int) *ethutil.Value {
 	if x.Int64() >= int64(len(c.Code)) || y.Int64() >= int64(len(c.Code)) {
 		return ethutil.NewValue(0)
 	}
@@ -88,27 +75,21 @@ func (c *Closure) Gets(x, y *big.Int) *ethutil.Value {
 	return ethutil.NewValue(partial)
 }
 
-func (self *Closure) SetCode(code []byte) {
-	self.Code = code
-}
-
+/*
+ * State storage functions
+ */
 func (c *Closure) SetStorage(x *big.Int, val *ethutil.Value) {
 	c.object.SetStorage(x, val)
 }
 
-func (c *Closure) Address() []byte {
-	return c.object.Address()
-}
-
-/*
-func (c *Closure) Call(vm VirtualMachine, args []byte) ([]byte, *big.Int, error) {
-	c.Args = args
-
-	ret, err := vm.RunClosure(c)
+func (c *Closure) GetStorage(x *big.Int) *ethutil.Value {
+	m := c.object.GetStorage(x)
+	if m == nil {
+		return ethutil.EmptyValue()
+	}
 
-	return ret, c.UsedGas, err
+	return m
 }
-*/
 
 func (c *Closure) Return(ret []byte) []byte {
 	// Return the remaining gas to the caller
@@ -117,6 +98,9 @@ func (c *Closure) Return(ret []byte) []byte {
 	return ret
 }
 
+/*
+ * Gas functions
+ */
 func (c *Closure) UseGas(gas *big.Int) bool {
 	if c.Gas.Cmp(gas) < 0 {
 		return false
@@ -136,6 +120,17 @@ func (c *Closure) ReturnGas(gas, price *big.Int) {
 	c.UsedGas.Sub(c.UsedGas, gas)
 }
 
+/*
+ * Set / Get
+ */
 func (c *Closure) Caller() ClosureRef {
 	return c.caller
 }
+
+func (c *Closure) Address() []byte {
+	return c.object.Address()
+}
+
+func (self *Closure) SetCode(code []byte) {
+	self.Code = code
+}

vm/vm_debug.go

@@ -737,7 +737,7 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price *
 		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 := big.NewInt(int64(op) - int64(PUSH1) + 1)
 			pc.Add(pc, ethutil.Big1)
-			data := closure.Gets(pc, a)
+			data := closure.GetRangeValue(pc, a)
 			val := ethutil.BigD(data.Bytes())
 			// Push value to stack
 			stack.Push(val)
@@ -754,7 +754,7 @@ func (self *DebugVm) Run(me, caller ClosureRef, code []byte, value, gas, price *
 
 			self.Printf(" => [%d] 0x%x", n, stack.Peek().Bytes())
 
-			if OpCode(closure.Get(new(big.Int).Add(pc, ethutil.Big1)).Uint()) == POP && OpCode(closure.Get(new(big.Int).Add(pc, big.NewInt(2))).Uint()) == POP {
+			if OpCode(closure.GetValue(new(big.Int).Add(pc, ethutil.Big1)).Uint()) == POP && OpCode(closure.GetValue(new(big.Int).Add(pc, big.NewInt(2))).Uint()) == POP {
 				fmt.Println(toValue(v))
 			}
 		case SWAP1, SWAP2, SWAP3, SWAP4, SWAP5, SWAP6, SWAP7, SWAP8, SWAP9, SWAP10, SWAP11, SWAP12, SWAP13, SWAP14, SWAP15, SWAP16: