Re: [V2 PATCH] Don't reduce estimated unrolled size for innermost loop at cunrolli.

2024-05-23 Thread Richard Biener
On Wed, May 22, 2024 at 7:07 AM liuhongt wrote: > > >> Hard to find a default value satisfying all testcases. > >> some require loop unroll with 7 insns increment, some don't want loop > >> unroll w/ 5 insn increment. > >> The original 2/3 reduction happened to meet all those testcases(or the > >>

Re: [V2 PATCH] Don't reduce estimated unrolled size for innermost loop at cunrolli.

2024-05-22 Thread Hongtao Liu
On Wed, May 22, 2024 at 1:07 PM liuhongt wrote: > > >> Hard to find a default value satisfying all testcases. > >> some require loop unroll with 7 insns increment, some don't want loop > >> unroll w/ 5 insn increment. > >> The original 2/3 reduction happened to meet all those testcases(or the > >>

[V2 PATCH] Don't reduce estimated unrolled size for innermost loop at cunrolli.

2024-05-21 Thread liuhongt
>> Hard to find a default value satisfying all testcases. >> some require loop unroll with 7 insns increment, some don't want loop >> unroll w/ 5 insn increment. >> The original 2/3 reduction happened to meet all those testcases(or the >> testcases are constructed based on the old 2/3). >> Can we d