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Add info to testbench debug output
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@ -12,9 +12,10 @@ async def test_new_cordic(dut):
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await Timer(1, units='ps')
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await Timer(1, units='ps')
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e_sin = 32768 * (sin((cycle * pi) / (2**15)) + 1)
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e_sin = 32768 * (sin((cycle * pi) / (2**15)) + 1)
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error = e_sin - dut.o_sin.value
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error = e_sin - dut.o_sin.value
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if abs(error) > 4:
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if abs(error) > 2:
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dut._log.info("cycle %d: expected %d, got %d, error %d"
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dut._log.info("cycle %5d, rev %d, inv %d, expected %5d, got %5d, error %d"
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% (cycle, e_sin, dut.o_sin.value, error))
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% (cycle, (cycle & 0x4000) != 0, (cycle & 0x8000) != 0, e_sin, dut.o_sin.value, error))
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diff += abs(error)
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diff += abs(error)
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dut._log.info("Testbench finished, average error %f" % (diff / 65536))
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dut._log.info("Testbench finished, average error %f" % (diff / 65536))
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