From d32d9445d8ec868abc965f167fffa10ab19417e5 Mon Sep 17 00:00:00 2001 From: Martin Liska Date: Wed, 13 Oct 2021 14:20:33 +0200 Subject: [PATCH] rs6000: Remove unnecessary option manipulation. gcc/ChangeLog: * 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. --- gcc/config/rs6000/rs6000.c | 7 +------ gcc/config/rs6000/rs6000.opt | 2 +- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 01a95591a5d..b9dddcd0aa1 100644 --- 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; } 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) ; Use conservative small loop unrolling. mpower9-misc -- 2.33.1