Re: [PATCH v6] forwprop: Try to blend two isomorphic VEC_PERM sequences

2024-11-21 Thread Christoph Müllner
On Thu, Nov 21, 2024 at 1:34 PM Sam James wrote: > > The default on trunk is --enable-checking=yes,extra (when gcc/DEV-PHASE > contains "experimental"), otherwise it's --enable-checking=release. > > I personally do most testing with --enable-checking=yes,rtl,extra but > you can do less than that i

Re: [PATCH v6] forwprop: Try to blend two isomorphic VEC_PERM sequences

2024-11-21 Thread Sam James
The default on trunk is --enable-checking=yes,extra (when gcc/DEV-PHASE contains "experimental"), otherwise it's --enable-checking=release. I personally do most testing with --enable-checking=yes,rtl,extra but you can do less than that if you want to quickly get results. The minimum for testing p

Re: [PATCH v6] forwprop: Try to blend two isomorphic VEC_PERM sequences

2024-11-21 Thread Christoph Müllner
On Thu, Nov 21, 2024 at 1:17 PM Richard Biener wrote: > > On Thu, 21 Nov 2024, Christoph Müllner wrote: > > > This extends forwprop by yet another VEC_PERM optimization: > > It attempts to blend two isomorphic vector sequences by using the > > redundancy in the lane utilization in these sequences.

Re: [PATCH v6] forwprop: Try to blend two isomorphic VEC_PERM sequences

2024-11-21 Thread Richard Biener
On Thu, 21 Nov 2024, Christoph Müllner wrote: > This extends forwprop by yet another VEC_PERM optimization: > It attempts to blend two isomorphic vector sequences by using the > redundancy in the lane utilization in these sequences. > This redundancy in lane utilization comes from the way how spec