Re: Update probabilities in predict.def to match reality

Renlin Li writes: > Hi, > > On 08/06/16 11:21, Andreas Schwab wrote: >> Jan Hubicka writes: >> >>> Bootstrapped/regtested x86_64-linux, will commit it later today. >> >> FAIL: gcc.dg/tree-ssa/slsr-8.c scan-tree-dump-times optimized " w?* " 7 > > This

Re: Update probabilities in predict.def to match reality

Hi, On 08/06/16 11:21, Andreas Schwab wrote: Jan Hubicka writes: Bootstrapped/regtested x86_64-linux, will commit it later today. FAIL: gcc.dg/tree-ssa/slsr-8.c scan-tree-dump-times optimized " w?* " 7 This fails for all arm and aarch64 targets as well since the

Re: Update probabilities in predict.def to match reality

Hi Honza, On 07/06/16 20:27, Jan Hubicka wrote: Hello, Maritn Liska measured branch predictor hitrates on current tree and SPEC2006. CPU2006 HEURISTICS BRANCHES (REL) HITRATE COVERAGE COVERAGE (REL) loop iv compare33

Re: Update probabilities in predict.def to match reality

> On 06/07/2016 09:27 PM, Jan Hubicka wrote: > > There are bugs in few predictors - goto predictor is dead because the FE > > code was dropped, > > return predictor is bit random because CFG is optimized (it should probably > > be done in FE), > > loop iv compare seems bogus and fortran fail

Re: Update probabilities in predict.def to match reality

On 06/07/2016 09:27 PM, Jan Hubicka wrote: > There are bugs in few predictors - goto predictor is dead because the FE code > was dropped, > return predictor is bit random because CFG is optimized (it should probably > be done in FE), > loop iv compare seems bogus and fortran fail alloc does not

Re: Update probabilities in predict.def to match reality

On Wed, Jun 8, 2016 at 2:50 PM, Jan Hubicka wrote: >> On Wed, Jun 8, 2016 at 2:35 PM, Jan Hubicka wrote: >> >> On 06/08/2016 12:21 PM, Andreas Schwab wrote: >> >> > Jan Hubicka writes: >> >> > >> >> >> Bootstrapped/regtested x86_64-linux, will

Re: Update probabilities in predict.def to match reality

> On Wed, Jun 8, 2016 at 2:35 PM, Jan Hubicka wrote: > >> On 06/08/2016 12:21 PM, Andreas Schwab wrote: > >> > Jan Hubicka writes: > >> > > >> >> Bootstrapped/regtested x86_64-linux, will commit it later today. > >> > > >> > FAIL: gcc.dg/tree-ssa/slsr-8.c

Re: Update probabilities in predict.def to match reality

On Wed, Jun 8, 2016 at 2:35 PM, Jan Hubicka wrote: >> On 06/08/2016 12:21 PM, Andreas Schwab wrote: >> > Jan Hubicka writes: >> > >> >> Bootstrapped/regtested x86_64-linux, will commit it later today. >> > >> > FAIL: gcc.dg/tree-ssa/slsr-8.c scan-tree-dump-times

Re: Update probabilities in predict.def to match reality

> On 06/08/2016 12:21 PM, Andreas Schwab wrote: > > Jan Hubicka writes: > > > >> Bootstrapped/regtested x86_64-linux, will commit it later today. > > > > FAIL: gcc.dg/tree-ssa/slsr-8.c scan-tree-dump-times optimized " w?* " 7 > > > > Andreas. > > > > Hi. > > It's caused

Re: Update probabilities in predict.def to match reality

On 06/08/2016 12:21 PM, Andreas Schwab wrote: > Jan Hubicka writes: > >> Bootstrapped/regtested x86_64-linux, will commit it later today. > > FAIL: gcc.dg/tree-ssa/slsr-8.c scan-tree-dump-times optimized " w?* " 7 > > Andreas. > Hi. It's caused by a different

Re: Update probabilities in predict.def to match reality

> On 06/07/2016 09:27 PM, Jan Hubicka wrote: > > There are bugs in few predictors - goto predictor is dead because the FE > > code was dropped, > > return predictor is bit random because CFG is optimized (it should probably > > be done in FE), > > loop iv compare seems bogus and fortran fail

Re: Update probabilities in predict.def to match reality

On 06/07/2016 09:27 PM, Jan Hubicka wrote: > There are bugs in few predictors - goto predictor is dead because the FE code > was dropped, > return predictor is bit random because CFG is optimized (it should probably > be done in FE), > loop iv compare seems bogus and fortran fail alloc does not

Re: Update probabilities in predict.def to match reality

Jan Hubicka writes: > Bootstrapped/regtested x86_64-linux, will commit it later today. FAIL: gcc.dg/tree-ssa/slsr-8.c scan-tree-dump-times optimized " w?* " 7 Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4

Update probabilities in predict.def to match reality

Hello, Maritn Liska measured branch predictor hitrates on current tree and SPEC2006. CPU2006 HEURISTICS BRANCHES (REL) HITRATE COVERAGE COVERAGE (REL) loop iv compare33 0.1% 20.27% / 86.24% 30630826 30.63M