def op_sub_str(engine):
count = PushData.pop_int(engine)
index = PushData.pop_int(engine)
arr = PushData.pop_bytearray(engine)
bs = arr[index:index + count]
PushData.push_data(engine, bs)
return VMState.NONE
def op_bigint_comp(engine):
print(engine.evaluation_stack.e[0].value)
print(engine.evaluation_stack.e[1].value)
x2 = PushData.pop_int(engine)
x1 = PushData.pop_int(engine)
b = PushData.bigint_multi_comp(x1, x2, engine.op_code)
PushData.push_data(engine, b)
return VMState.NONE
def op_new_array(engine):
count = PushData.pop_int(engine)
items = list()
for i in range(count):
items.append(BoolItem(False))
PushData.push_data(engine, ArrayItem(items))
return VMState.NONE
def op_pack(engine):
size = PushData.pop_int(engine)
items = list()
for i in range(size):
x = PushData.pop_stack_item(engine)
items.append(x)
PushData.push_data(engine, items)
return VMState.NONE
def op_sign(engine):
x = PushData.pop_int(engine)
if x < 0:
PushData.push_data(engine, -1)
elif x > 0:
PushData.push_data(engine, 1)
else:
PushData.push_data(engine, 0)
return VMState.NONE
def op_within(engine):
b = PushData.pop_int(engine)
a = PushData.pop_int(engine)
c = PushData.pop_int(engine)
PushData.push_data(engine, PushData.within_op(c, a, b))
return VMState.NONE
def op_bigint_zip(engine):
x2 = PushData.pop_int(engine)
x1 = PushData.pop_int(engine)
b = PushData.bigint_zip(x2, x1, engine.op_code)
PushData.push_data(engine, b)
return VMState.NONE
def op_nz(engine):
x = PushData.pop_int(engine)
PushData.push_data(engine, PushData.bigint_comp(x, engine.op_code))
return VMState.NONE
def op_invert(engine):
i = PushData.pop_int()
PushData.push_data(engine, i)
return VMState.NONE
def op_right(engine):
count = PushData.pop_int(engine)
arr = PushData.pop_bytearray(engine)
bs = arr[len(arr) - count:]
PushData.push_data(engine, bs)
return VMState.NONE
def op_left(engine):
count = PushData.pop_int(engine)
arr = PushData.pop_bytearray(engine)
bs = arr[0:count]
PushData.push_data(engine, bs)
return VMState.NONE
def op_roll(engine):
n = PushData.pop_int(engine)
if n == 0:
return VMState.NONE
PushData.push(engine, engine.evaluation_stack.remove(n))
return VMState.NONE
def op_pick(engine):
n = PushData.pop_int(engine)
if n == 0:
return VMState.NONE
PushData.push(engine, engine.evaluation_stack.peek(n))
return VMState.NONE
def op_x_tuck(engine):
n = PushData.pop_int(engine)
engine.evaluation_stack.insert(n, PushData.peek_stack_item(engine))
return VMState.NONE
def op_x_swap(engine):
n = PushData.pop_int(engine)
if n == 0:
return VMState.NONE
engine.evaluation_stack.swap(0, n)
return VMState.NONE
def op_x_drop(engine):
n = PushData.pop_int(engine)
engine.alt_stack.remove(n)
return VMState.NONE