Tom de Vries <tom_devr...@mentor.com> writes:
> On 21/09/12 03:40, Sandra Loosemore wrote:
>> Re:
>> 
>>> I think tree-ssa-loop-ivopts is simply
>>> asking for the wrong thing, and needs to be changed.  As I say,
>>> Sandra had some fixes in this area.
>> 
>> This patch:
>> 
>> http://gcc.gnu.org/ml/gcc-patches/2012-06/msg00319.html
>> 
>> Sadly, that patch has fallen off the bottom of my priority list (some 
>> legal wrangling halted all work on the Hexagon port that was the 
>> motivating example for it), and meanwhile it's become bit-rotten due to 
>> Bill Schmidt's work that touched on the ivopts code as well.  If someone 
>> else would like to "adopt" this patch, please do!
>> 
>> I agree that it is just plain dumb for ivopts to be trying to precompute 
>> address costs for modes that are not even valid.
>> 
>
> Zdenek,
>
> this patch prevents ivopts from passing VOIDmode to address_cost.
>
> The patch fixes a buildbreaker in newlib for mips16. I've confirmed that I can
> do a full mips build with newlib with this patch.

Many (belated) thanks for doing this.  It kept falling off my radar...

Richard

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