From: danglin <danglin@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Sat, 8 Sep 2018 13:20:23 +0000 (+0000)
Subject: 	PR rtl-optimization/85458
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f168267a5e950c99595eed6de2f9a70bb4bc07dc;p=thirdparty%2Fgcc.git

	PR rtl-optimization/85458
	* sel-sched.c (sel_target_adjust_priority): Allow backend adjust
	priority hook to reduce the priority of EXPR.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@264168 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index be8ef14e7068..2e4760a3f4e6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2018-09-08  John David Anglin  <danglin@gcc.gnu.org>
+
+	PR rtl-optimization/85458
+	* sel-sched.c (sel_target_adjust_priority): Allow backend adjust
+	priority hook to reduce the priority of EXPR.
+
 2018-09-07  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386.md (float<SWI48x:mode><MODEF:mode>2) Enable
diff --git a/gcc/sel-sched.c b/gcc/sel-sched.c
index 59762964c6e6..824f1ec3403d 100644
--- a/gcc/sel-sched.c
+++ b/gcc/sel-sched.c
@@ -3330,11 +3330,11 @@ sel_target_adjust_priority (expr_t expr)
   else
     new_priority = priority;
 
+  gcc_assert (new_priority >= 0);
+
   /* If the priority has changed, adjust EXPR_PRIORITY_ADJ accordingly.  */
   EXPR_PRIORITY_ADJ (expr) = new_priority - EXPR_PRIORITY (expr);
 
-  gcc_assert (EXPR_PRIORITY_ADJ (expr) >= 0);
-
   if (sched_verbose >= 4)
     sel_print ("sel_target_adjust_priority: insn %d,  %d+%d = %d.\n",
 	       INSN_UID (EXPR_INSN_RTX (expr)), EXPR_PRIORITY (expr),