RE: Make profile estimation more precise

2020-01-20 Thread Tamar Christina
-iterations but doesn't seem to be what you're referring to? Thanks, Tamar > -Original Message- > From: Jan Hubicka > Sent: Friday, January 17, 2020 19:21 > To: Tamar Christina > Cc: gcc-patches@gcc.gnu.org; nd > Subject: Re: Make profile estimation more prec

Re: Make profile estimation more precise

2020-01-17 Thread Jan Hubicka
> Hi Honza, > > This change seems to have cost a 0.2% regression in SPEC2017 vs a codesize > reduction of 0.02%. > > Only leela seems to have made any noticable difference at 2.64% codesize > reduction. > > Is there anyway to keep the performance at -O3 where the codesize doesn't > matter muc

RE: Make profile estimation more precise

2020-01-17 Thread Tamar Christina
Hi Honza, This change seems to have cost a 0.2% regression in SPEC2017 vs a codesize reduction of 0.02%. Only leela seems to have made any noticable difference at 2.64% codesize reduction. Is there anyway to keep the performance at -O3 where the codesize doesn't matter much? Thanks, Tamar >