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Warp wrote:
> 2's complement binary registers require simpler circuitry to be operated
> with, compared to BCD registers, hence making the CPU design simpler (and
> hence less expensive).
Until it's time to scale the decimal place.
Add a 30-digit number with two decimal places to a 30-digit number with 4
decimal places in binary.
Now do the same in BCD.
But, surely, Intel's mainframe CPU division doesn't know anything about
efficiency of instructions and data.
--
Darren New, San Diego CA, USA (PST)
C# - a language whose greatest drawback
is that its best implementation comes
from a company that doesn't hate Microsoft.
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