Hi Segher,
on 2019/11/13 下午6:42, Segher Boessenkool wrote:
> Hi!
>
> On Wed, Nov 13, 2019 at 03:31:11PM +0800, Kewen.Lin wrote:
>> As PR92464 shows, the recent vectorization cost adjustment on load
>> insns is responsible for this regression. It leads the profitable
>> min iteration count to cha
Hi!
On Wed, Nov 13, 2019 at 03:31:11PM +0800, Kewen.Lin wrote:
> As PR92464 shows, the recent vectorization cost adjustment on load
> insns is responsible for this regression. It leads the profitable
> min iteration count to change from 19 to 12. The case happens to
> hit the threshold. By actu
