Hi! On Thu, Nov 04, 2021 at 01:36:06PM +0100, Martin Liška wrote: > Sending the patch in a separate thread.
You forgot to send the commit message though? > * config/rs6000/rs6000.c (rs6000_override_options_after_change): > Do not set flag_rename_registers, it's already enabled with > EnabledBy(funroll-loops). > Use EnabledBy for unroll_only_small_loops. > * config/rs6000/rs6000.opt: Use EnabledBy for > unroll_only_small_loops. Please don't put newlines in random places. It makes reading changelogs much harder than needed. > --- a/gcc/config/rs6000/rs6000.c > +++ b/gcc/config/rs6000/rs6000.c > @@ -3472,13 +3472,8 @@ rs6000_override_options_after_change (void) > /* Explicit -funroll-loops turns -munroll-only-small-loops off, and > turns -frename-registers on. */ > if ((OPTION_SET_P (flag_unroll_loops) && flag_unroll_loops) > - || (OPTION_SET_P (flag_unroll_all_loops) > - && flag_unroll_all_loops)) > + || (OPTION_SET_P (flag_unroll_all_loops) && flag_unroll_all_loops)) > { > - if (!OPTION_SET_P (unroll_only_small_loops)) > - unroll_only_small_loops = 0; > - if (!OPTION_SET_P (flag_rename_registers)) > - flag_rename_registers = 1; > if (!OPTION_SET_P (flag_cunroll_grow_size)) > flag_cunroll_grow_size = 1; > } So some explanation for these two changes would be good to have. > diff --git a/gcc/config/rs6000/rs6000.opt b/gcc/config/rs6000/rs6000.opt > index 9d7878f144a..faeb7423ca7 100644 > --- a/gcc/config/rs6000/rs6000.opt > +++ b/gcc/config/rs6000/rs6000.opt > @@ -546,7 +546,7 @@ Target Undocumented Var(rs6000_optimize_swaps) Init(1) > Save > Analyze and remove doubleword swaps from VSX computations. > > munroll-only-small-loops > -Target Undocumented Var(unroll_only_small_loops) Init(0) Save > +Target Undocumented Var(unroll_only_small_loops) Init(0) Save > EnabledBy(funroll-loops) You used format=flowed it seems? Don't. Patches are mangled with it :-( Segher