[PATCH] Fix -O0 -ffloat-store -mavx ICE (PR target/79807)
Uros Bizjak
ubizjak@gmail.com
Fri Mar 3 12:17:00 GMT 2017
On Fri, Mar 3, 2017 at 12:30 PM, Jakub Jelinek <jakub@redhat.com> wrote:
>> Regarding the implementation, I'd rather see another flag for
>> i386-builtin.def entries, where we can mark if matching memory operand
>> is allowed. The expander can then look at the flag, and do some
>> special magic.
>
> I think maintaining such a flag would be a nightmare, I think more insns
> will need it in the future and it will be hard to remember. Maybe it is better
> not to do anything about those (i.e. apply my patch as is), after all -O0
> is not optimized code.
Yes, I agree.
Uros.
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