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