From ef0a5a11d638b5e40784e52def7a0d219dec4dbb Mon Sep 17 00:00:00 2001
From: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Date: Wed, 13 Jun 2018 21:11:39 +0200
Subject: Revert "[nomainline] Turn on -frename-registers for -O2."

Register renaming did not show improvements on SPEC CPU2006.
Therefore we drop the patch.

This reverts commit e8214e9512d568fa85cdd5660544649de75c8486.
---
 gcc/opts.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/gcc/opts.c b/gcc/opts.c
index 7d5102de933a..f03b57aa3431 100644
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -523,7 +523,6 @@ static const struct default_options default_options_table[] =
     { OPT_LEVELS_2_PLUS, OPT_fipa_ra, NULL, 1 },
     { OPT_LEVELS_2_PLUS, OPT_flra_remat, NULL, 1 },
     { OPT_LEVELS_2_PLUS, OPT_fstore_merging, NULL, 1 },
-    { OPT_LEVELS_2_PLUS, OPT_frename_registers, NULL, 1 },
 
     /* -O3 optimizations.  */
     { OPT_LEVELS_3_PLUS, OPT_ftree_loop_distribute_patterns, NULL, 1 },
-- 
cgit v1.2.3