From: Maciej W. Rozycki <macro@linux-mips.org>
Date: Sat, 5 Dec 2020 18:26:24 +0000 (+0000)
Subject: sel-sched-ir: Add missing call to `onlyjump_p'
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4ec78ef4837eab9b7ce3f20d7f7b39c8a2f1e41c;p=gcc.git

sel-sched-ir: Add missing call to `onlyjump_p'

Do not try to remove a conditional jump if it has side effects.

	gcc/
	* sel-sched-ir.c (maybe_tidy_empty_bb): Only try to remove a
	conditional jump if `onlyjump_p'.
---

diff --git a/gcc/sel-sched-ir.c b/gcc/sel-sched-ir.c
index c8e086e4950..2bcd398391b 100644
--- a/gcc/sel-sched-ir.c
+++ b/gcc/sel-sched-ir.c
@@ -3793,7 +3793,8 @@ maybe_tidy_empty_bb (basic_block bb)
 	  else if (single_succ_p (pred_bb) && any_condjump_p (BB_END (pred_bb)))
 	    {
 	      /* If possible, try to remove the unneeded conditional jump.  */
-	      if (INSN_SCHED_TIMES (BB_END (pred_bb)) == 0
+	      if (onlyjump_p (BB_END (pred_bb))
+		  && INSN_SCHED_TIMES (BB_END (pred_bb)) == 0
 		  && !IN_CURRENT_FENCE_P (BB_END (pred_bb)))
 		{
 		  if (!sel_remove_insn (BB_END (pred_bb), false, false))