Re: [PATCH] Split vector loop analysis into main and epilogue analysis

2021-11-05 Thread Richard Biener via Gcc-patches
On Fri, 5 Nov 2021, Richard Sandiford wrote: > Richard Biener writes: > > As discussed this splits the analysis loop into two, first settling > > on a vector mode used for the main loop and only then analyzing > > the epilogue of that for possible vectorization. That makes it > > easier to put i

Re: [PATCH] Split vector loop analysis into main and epilogue analysis

2021-11-05 Thread Richard Sandiford via Gcc-patches
Richard Biener writes: > As discussed this splits the analysis loop into two, first settling > on a vector mode used for the main loop and only then analyzing > the epilogue of that for possible vectorization. That makes it > easier to put in support for unrolled main loops. > > On the way I've r