rs6000: Trivial code generation stupidity

[degger@fhm.edu]

On 17 Dec, David Edelsohn wrote:

> 	Yes, GCC has degraded to introducing unnecessary, intermediate
> register moves that it previously avoided.

Is there anything that can be done about it? Gcc 3.1 (or what it is now)
generates quite good code for me at the moment except for in some really
obvious cases (like the ones mentioned) and thus it would be a shame to
give away some performance by those nasties.

--
Servus,
       Daniel