From: Richard Stallman <rms@gnu.org>
Date: Wed, 2 Sep 1992 21:21:19 +0000 (+0000)
Subject: (find_reloads): If have any earlyclobbers, don't let any reloads overlap with them.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c07c29b98c3406fa3ff6c924b8400346a49732d3;p=gcc.git

(find_reloads): If have any earlyclobbers, don't let any reloads overlap with them.

(find_reloads): If have any earlyclobbers, don't let any
reloads overlap with them.  Make everything RELOAD_OTHER.

From-SVN: r2037
---

diff --git a/gcc/reload.c b/gcc/reload.c
index 38094237afe..c5f4343fd46 100644
--- a/gcc/reload.c
+++ b/gcc/reload.c
@@ -3276,6 +3276,13 @@ find_reloads (insn, replace, ind_levels, live_known, reload_reg_p)
 
 	  if (output_address && reload_when_needed[i] == RELOAD_OTHER)
 	    reload_needed_for_multiple[i] = 1;
+
+	  /* If we have earlyclobbers, make sure nothing overlaps them.  */
+	  if (n_earlyclobbers > 0)
+	    {
+	      reload_when_needed[i] = RELOAD_OTHER;
+	      reload_needed_for_multiple[i] = 1;
+	    }
 	}
     }