59 lines
1.2 KiB
Python
59 lines
1.2 KiB
Python
import os
|
|
import sys
|
|
# Add the parent directory to the system path
|
|
DIR_PATH = os.path.dirname(os.path.abspath(__file__))
|
|
sys.path.insert(0, os.path.join(DIR_PATH, '..'))
|
|
|
|
import numpy as np
|
|
import math
|
|
from io import StringIO
|
|
|
|
from ariths_gen.wire_components import (
|
|
Wire,
|
|
ConstantWireValue0,
|
|
ConstantWireValue1,
|
|
Bus
|
|
)
|
|
|
|
from ariths_gen.core.arithmetic_circuits import GeneralCircuit
|
|
|
|
from ariths_gen.multi_bit_circuits.others import (
|
|
UnsignedPopCount
|
|
)
|
|
|
|
|
|
def test_popcount():
|
|
""" Test unsigned adders """
|
|
N = 7
|
|
|
|
for N in [3, 7, 8, 9, 16]:
|
|
a = Bus(N=N, prefix="a")
|
|
av = np.arange(2**N)
|
|
|
|
|
|
popcnt = UnsignedPopCount(a=a)
|
|
#o = StringIO()
|
|
#popcnt.get_v_code_hier(o)
|
|
#print(o.getvalue())
|
|
|
|
|
|
print(popcnt(av))
|
|
|
|
|
|
# conv to binary
|
|
r = []
|
|
a_s = av.copy()
|
|
for i in range(N):
|
|
r.append(a_s % 2)
|
|
a_s = a_s // 2
|
|
r = np.dstack(r).reshape(-1, N)
|
|
print("r = ", r)
|
|
expected = np.sum(r, axis=1)
|
|
|
|
np.testing.assert_array_equal(popcnt(av), expected)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
test_popcount()
|
|
print("Python popcnt tests were successful!")
|