On 2007-04-21, André Pouliot wrote:
> >Are we missing any important operators here? (Remember that the
> >assembler will provide some derived operators like "neg", "not", "sub",
> >etc, and that branching instructions are separate and memory
> >instructions are orthogonal to these operators.)
> I didn't follow to closely the development for the oga1 CPU but the
> operator that seem to be missing to me is the classical NOP. Doesn't
> cost much to implement and it surprisingly useful for many program.
Actually there are many of them:
or r0, r0, r0
or r0, 0, r0
and r0, r0, r0
and r0, 0xffffffff, r0
add r0, 0, r0
...
(André, sorry for the dupe, forgot to list-reply.)
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