On Wed, Nov 29, 2023 at 3:47 PM Richard Biener
wrote:
>
> On Tue, Nov 28, 2023 at 8:54 AM liuhongt wrote:
> >
> > For vec_contruct, the components must be live at the same time if
> > they're not loaded from memory, when the number of those components
> > exceeds available registers, spill happen
On Tue, Nov 28, 2023 at 8:54 AM liuhongt wrote:
>
> For vec_contruct, the components must be live at the same time if
> they're not loaded from memory, when the number of those components
> exceeds available registers, spill happens. Try to account that with a
> rough estimation.
> ??? Ideally, we
For vec_contruct, the components must be live at the same time if
they're not loaded from memory, when the number of those components
exceeds available registers, spill happens. Try to account that with a
rough estimation.
??? Ideally, we should have an overall estimation of register pressure
if we