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41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
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from io import StringIO
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import os, sys
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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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from ariths_gen.core.arithmetic_circuits import GeneralCircuit
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from ariths_gen.multi_bit_circuits.adders import UnsignedRippleCarryAdder
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from ariths_gen.wire_components import Bus
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from ariths_gen.pdk import *
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import os
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class MultiMaji(GeneralCircuit):
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def __init__(self, a: Bus, b: Bus, prefix: str = "", name: str = "maji", **kwargs):
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super().__init__(prefix=prefix, name=name, out_N=a.N, inputs=[a, b], **kwargs)
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self.out = Bus("out", a.N)
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assert a.N == b.N
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self.add = self.add_component(UnsignedRippleCarryAdder(a, b, prefix=self.prefix, name=f"u_rca{a.N}", inner_component=False))
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self.out.connect_bus(connecting_bus=self.add.out)
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# usage
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if __name__ == "__main__":
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maji = MultiMaji(Bus("a", 8), Bus("b", 8))
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# try to test maji
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for a in range(256):
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for b in range(256):
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testOut = maji(a, b)
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expectedBus = (a + b) & 0xFF
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if (expectedBus != testOut):
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print(f"expexted {a} + {b} = {expectedBus} have {testOut}")
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exit(1)
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print("Test maji as Ripple Carry Adder OK")
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