ploopster at gmail.com
Mon Dec 15 13:44:35 CST 2008
bfranchuk at jetnet.ab.ca wrote:
> der Mouse wrote:
>>> How do you have RISC from a CPLD since RISC implies a large register
>> It does? I thought it implied a (moderately) minimalist instruction
>> set. This tends to correlate with having lots of registers, but that's
>> hardly necessary - consider the PDP-8, for example.
> The idea of a RISC is that out of few general addressing modes
> ( to keep decoding simple ) you generate all the other needed
> ones in software. Since decoding is so simple you can ran faster by
> everything and goes real fast, providing *gotya* main memory is that fast
But again, none of those performance enhancement strategies are
*required* to be in a RISC chip.
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