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core/vm: Cleanups & SUB output fix. Closes #1096

This commit is contained in:
obscuren 2015-05-26 12:42:33 +02:00
parent f7415c0bbc
commit b419e2631a
1 changed files with 3 additions and 15 deletions
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18
core/vm/vm.go
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@ -128,7 +128,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
mem.Resize(newMemSize.Uint64()) mem.Resize(newMemSize.Uint64())
switch op { switch op {
// 0x20 range
case ADD: case ADD:
x, y := stack.pop(), stack.pop() x, y := stack.pop(), stack.pop()
self.Printf(" %v + %v", y, x) self.Printf(" %v + %v", y, x)
@ -142,7 +141,7 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(base) stack.push(base)
case SUB: case SUB:
x, y := stack.pop(), stack.pop() x, y := stack.pop(), stack.pop()
self.Printf(" %v - %v", y, x) self.Printf(" %v - %v", x, y)
base.Sub(x, y) base.Sub(x, y)
@ -268,9 +267,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
} }
case NOT: case NOT:
stack.push(U256(new(big.Int).Not(stack.pop()))) stack.push(U256(new(big.Int).Not(stack.pop())))
//base.Sub(Pow256, stack.pop()).Sub(base, common.Big1)
//base = U256(base)
//stack.push(base)
case LT: case LT:
x, y := stack.pop(), stack.pop() x, y := stack.pop(), stack.pop()
self.Printf(" %v < %v", x, y) self.Printf(" %v < %v", x, y)
@ -329,7 +325,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(common.BigTrue) stack.push(common.BigTrue)
} }
// 0x10 range
case AND: case AND:
x, y := stack.pop(), stack.pop() x, y := stack.pop(), stack.pop()
self.Printf(" %v & %v", y, x) self.Printf(" %v & %v", y, x)
@ -390,7 +385,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(base) stack.push(base)
// 0x20 range
case SHA3: case SHA3:
offset, size := stack.pop(), stack.pop() offset, size := stack.pop(), stack.pop()
data := crypto.Sha3(mem.Get(offset.Int64(), size.Int64())) data := crypto.Sha3(mem.Get(offset.Int64(), size.Int64()))
@ -398,7 +392,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(common.BigD(data)) stack.push(common.BigD(data))
self.Printf(" => (%v) %x", size, data) self.Printf(" => (%v) %x", size, data)
// 0x30 range
case ADDRESS: case ADDRESS:
stack.push(common.Bytes2Big(context.Address().Bytes())) stack.push(common.Bytes2Big(context.Address().Bytes()))
@ -486,7 +479,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
self.Printf(" => %x", context.Price) self.Printf(" => %x", context.Price)
// 0x40 range
case BLOCKHASH: case BLOCKHASH:
num := stack.pop() num := stack.pop()
@ -527,7 +519,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(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: 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 - PUSH1 + 1)) a := big.NewInt(int64(op - PUSH1 + 1))
byts := getData(code, new(big.Int).Add(pc, big.NewInt(1)), a) byts := getData(code, new(big.Int).Add(pc, big.NewInt(1)), a)
@ -553,12 +544,11 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
topics := make([]common.Hash, n) topics := make([]common.Hash, n)
mStart, mSize := stack.pop(), stack.pop() mStart, mSize := stack.pop(), stack.pop()
for i := 0; i < n; i++ { for i := 0; i < n; i++ {
topics[i] = common.BigToHash(stack.pop()) //common.LeftPadBytes(stack.pop().Bytes(), 32) topics[i] = common.BigToHash(stack.pop())
} }
data := mem.Get(mStart.Int64(), mSize.Int64()) data := mem.Get(mStart.Int64(), mSize.Int64())
log := state.NewLog(context.Address(), topics, data, self.env.BlockNumber().Uint64()) log := state.NewLog(context.Address(), topics, data, self.env.BlockNumber().Uint64())
//log := &Log{context.Address(), topics, data, self.env.BlockNumber().Uint64()}
self.env.AddLog(log) self.env.AddLog(log)
self.Printf(" => %v", log) self.Printf(" => %v", log)
@ -568,7 +558,7 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(val) stack.push(val)
self.Printf(" => 0x%x", val.Bytes()) self.Printf(" => 0x%x", val.Bytes())
case MSTORE: // Store the value at stack top-1 in to memory at location stack top case MSTORE:
// pop value of the stack // pop value of the stack
mStart, val := stack.pop(), stack.pop() mStart, val := stack.pop(), stack.pop()
mem.Set(mStart.Uint64(), 32, common.BigToBytes(val, 256)) mem.Set(mStart.Uint64(), 32, common.BigToBytes(val, 256))
@ -614,7 +604,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
case JUMPDEST: case JUMPDEST:
case PC: case PC:
//stack.push(big.NewInt(int64(pc)))
stack.push(pc) stack.push(pc)
case MSIZE: case MSIZE:
stack.push(big.NewInt(int64(mem.Len()))) stack.push(big.NewInt(int64(mem.Len())))
@ -622,7 +611,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
stack.push(context.Gas) stack.push(context.Gas)
self.Printf(" => %x", context.Gas) self.Printf(" => %x", context.Gas)
// 0x60 range
case CREATE: case CREATE:
var ( var (