def byte_and():
a = Bit()
b = Bit()
c = Bit()
d = Bit()
m1 = Byte([a, b, a, b])
m2 = Byte([d, b, a, c])
test_values = """\
0000 0000
0001 0000
0010 0000
0011 0000
0100 0100
0101 0100
0110 0101
0111 0101
1000 0010
1001 1010
1010 0010
1011 1010
1100 0110
1101 1110
1110 0111
1111 1111"""
inputs = '\n'.join(' '.join(line.split(' ')[0]) for line in test_values.splitlines())
outputs = ''.join(' ' + out + '\n' for out in (' '.join(line.split(' ')[1]) for line in test_values.splitlines()))
write_test("byte_and", inputs, outputs)
compile_program(m1 & m2)
def ex2():
a = Bit()
b = Bit()
test_values = """\
00 0
01 0
10 0
11 1"""
inputs = '\n'.join(' '.join(line.split(' ')[0]) for line in test_values.splitlines())
outputs = ''.join(' ' + out + '\n' for out in (' '.join(line.split(' ')[1]) for line in test_values.splitlines()))
write_test('ex2', inputs, outputs)
compile_program([a & b])
def ex4():
a = Bit()
b = Bit()
x = (a & b) ^ (~a)
y = a ^ x
test_values = """\
00 11
01 11
10 01
11 10"""
inputs = '\n'.join(' '.join(line.split(' ')[0]) for line in test_values.splitlines())
outputs = ''.join(' ' + out + '\n' for out in (' '.join(line.split(' ')[1]) for line in test_values.splitlines()))
write_test('ex4', inputs, outputs)
compile_program([x, y])
def ex3():
a = Bit()
b = Bit()
c = Bit()
x = (a & b) | (~c & nand(b, a))
y = ~x
test_values = """\
111 10
110 10
101 01
100 10
011 01
010 10
001 01
000 10"""
inputs = '\n'.join(' '.join(line.split(' ')[0]) for line in test_values.splitlines())
outputs = ''.join(' ' + out + '\n' for out in (' '.join(line.split(' ')[1]) for line in test_values.splitlines()))
write_test('ex3', inputs, outputs)
compile_program([x, y])
def ex1():
a = Bit()
b = Bit()
c = Bit()
x = ~a & (b | c)
y = nand(b, x)
test_values = """\
000 01
001 11
010 10
011 10
100 01
101 01
110 01
111 01"""
inputs = '\n'.join(' '.join(line.split(' ')[0]) for line in test_values.splitlines())
outputs = ''.join(' ' + out + '\n' for out in (' '.join(line.split(' ')[1]) for line in test_values.splitlines()))
write_test('ex1', inputs, outputs)
compile_program([x, y])
def mux(bit1, bit2, sel):
bit = (bit1 & ~sel) | (bit2 & sel)
compile_program([bit])
def dmux(bit, sel):
dmux_a, dmux_b = (bit & ~sel), (bit & sel)
compile_program([dmux_a, dmux_b])