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Re: [-ftree-cselim desoptimizes SH code


Hi,

On Mon, 28 Sep 2009, Christian BRUEL wrote:

> That's complex if we don't want to me limited to "special cases". I recorded
> the issue in [Bug tree-optimization/41486].
> 
> In the meantime, disabling it for SH (possibly all non
> HAVE_conditional_execution targets) should be a win.

That would only be frv, arm and ia64.  It needs to be active also on 
HAVE_conditional_move targets, e.g. x86-64, at least if we don't want to 
regress 456.hmmer by 26%.


Ciao,
Michael.


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