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-rw-r--r--vm/vm.go17
1 files changed, 7 insertions, 10 deletions
diff --git a/vm/vm.go b/vm/vm.go
index 6e4a54844..0cf1f9af3 100644
--- a/vm/vm.go
+++ b/vm/vm.go
@@ -254,12 +254,10 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
stack.push(num)
}
case NOT:
- base.Sub(Pow256, stack.pop()).Sub(base, ethutil.Big1)
-
- // Not needed
- base = U256(base)
-
- stack.push(base)
+ stack.push(U256(new(big.Int).Not(stack.pop())))
+ //base.Sub(Pow256, stack.pop()).Sub(base, ethutil.Big1)
+ //base = U256(base)
+ //stack.push(base)
case LT:
x, y := stack.pop(), stack.pop()
self.Printf(" %v < %v", x, y)
@@ -349,16 +347,15 @@ func (self *Vm) Run(me, caller ContextRef, code []byte, value, gas, price *big.I
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
+ if z.Cmp(Zero) > 0 {
+ add := U256(new(big.Int).Add(x, y))
base.Mod(add, z)
- U256(base)
+ base = U256(base)
}
self.Printf(" %v + %v %% %v = %v", x, y, z, base)