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Re: -fuse-caller-save - Collect register usage information


> On 06/19/2014 09:06 AM, Tom de Vries wrote:
> > 
> > 2014-06-19  Tom de Vries  <tom@codesourcery.com>
> > 
> > 	* final.c (collect_fn_hard_reg_usage): Don't save function_used_regs if
> > 	it contains all call_used_regs.
> 
> Ok.

When we now have way to represent different reg usages for functions, what would be best
way to make local functions to default into saving some SSE registers on x86/x86-64?

Honza


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