40 lines
711 B
Python
40 lines
711 B
Python
|
def align_binary_to_right(value, size):
|
||
|
|
if "b" in value:
|
||
|
|
result = value.split("b")[1]
|
||
|
|
else:
|
||
|
|
result = str(value)
|
||
|
|
|
||
|
|
return result[-size:].rjust(size, "0")
|
||
|
|
|
||
|
|
al = align_binary_to_right
|
||
|
|
|
||
|
|
|
||
|
|
def shift_left(rg, fill_bit = 0):
|
||
|
|
return rg[1:] + fill_bit
|
||
|
|
|
||
|
|
l = shift_left
|
||
|
|
|
||
|
|
|
||
|
|
def shift_right(rg, fill_bit = 0):
|
||
|
|
return fill_bit + rg[:-1]
|
||
|
|
|
||
|
|
r = shift_right
|
||
|
|
|
||
|
|
|
||
|
|
def sum_supplementary_codes(x, y, size):
|
||
|
|
return al(bin(int("0b"+x, 2) + int("0b"+y, 2))[2:], size)
|
||
|
|
|
||
|
|
sum = sum_supplementary_codes
|
||
|
|
|
||
|
|
|
||
|
|
def invert_bit(b):
|
||
|
|
if b == '0':
|
||
|
|
return '1'
|
||
|
|
elif b == '1':
|
||
|
|
return '0'
|
||
|
|
else:
|
||
|
|
print(f"binutils: detected impossible call: inv({b})")
|
||
|
|
exit(1)
|
||
|
|
|
||
|
|
inv = invert_bit
|