Transformations to increase parallelism

[tm_gccmail@mail.kloo.net]

On Tue, 22 Jul 2003, Dorit Naishlos wrote:

> Other compiler stages may be able to generate better code w/o these address
> forms (we encountered such a situation when trying to optimize addressing
> during combine); in fact, it may even be beneficial if this decision would
> take place as late as possible (possibly even after sched2...?).

Can you give an example of this? Is this a power4-specific problem?

Toshi