More ARM pattern merging

[Richard Earnshaw]

On Mon, 2010-08-02 at 22:38 +0200, Bernd Schmidt wrote:
> On 08/02/2010 12:56 PM, Richard Earnshaw wrote:
> > I think merging is a good thing provided it doesn't degrade code
> > generation when the variant is unavailable.
> 
> I see no reason why it should.  I did run before-after comparisons,
> where, other than the mla thing, I only spotted some examples of better
> code generation which I'd previously not investigated:  This is dealt
> with by the combiner patch I just submitted.
> 
> New patch below, also includes the iorsi fixes; only lightly tested so far.
> 
> 
> Bernd

OK.

R.