Wilco Dijkstra <wilco.dijks...@arm.com> writes: > Enable the fast shift feature in Neoverse V1 and N2 tunings as well. > > ChangeLog: > 2021-10-18 Wilco Dijkstra <wdijk...@arm.com> > > * config/aarch64/aarch64.c (neoversev1_tunings): > Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND. > (neoversen2_tunings): Likewise.
OK, thanks. Richard > > --- > > diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c > index > c7b76a7cdeea0539cd73f7987d1a4354d0a40624..e65afe39047359a3279ae6b2047a3e9a04e6c2a9 > 100644 > --- a/gcc/config/aarch64/aarch64.c > +++ b/gcc/config/aarch64/aarch64.c > @@ -1832,7 +1832,8 @@ static const struct tune_params neoversev1_tunings = > tune_params::AUTOPREFETCHER_WEAK, /* autoprefetcher_model. */ > (AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS > | AARCH64_EXTRA_TUNE_USE_NEW_VECTOR_COSTS > - | AARCH64_EXTRA_TUNE_MATCHED_VECTOR_THROUGHPUT), /* tune_flags. */ > + | AARCH64_EXTRA_TUNE_MATCHED_VECTOR_THROUGHPUT > + | AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND), /* tune_flags. */ > &generic_prefetch_tune > }; > > @@ -1858,7 +1859,7 @@ static const struct tune_params neoversen2_tunings = > 2, /* min_div_recip_mul_df. */ > 0, /* max_case_values. */ > tune_params::AUTOPREFETCHER_WEAK, /* autoprefetcher_model. */ > - (AARCH64_EXTRA_TUNE_NONE), /* tune_flags. */ > + (AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND), /* tune_flags. */ > &generic_prefetch_tune > };
