From: Max Filippov <jcmvbkbc@gmail.com>
Date: Mon, 7 Nov 2022 21:58:49 +0000 (-0800)
Subject: gcc: fix PR rtl-optimization/107482
X-Git-Tag: basepoints/gcc-14~3406
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e581490f0cfa80c58d2b648d71a44a597fbe3008;p=thirdparty%2Fgcc.git

gcc: fix PR rtl-optimization/107482

gcc/
	PR rtl-optimization/107482
	* ira-color.cc (assign_hard_reg): Only call
	update_costs_from_copies when retry_p is false.
---

diff --git a/gcc/ira-color.cc b/gcc/ira-color.cc
index 4a1a325e8e31..ffe73b61c450 100644
--- a/gcc/ira-color.cc
+++ b/gcc/ira-color.cc
@@ -2209,8 +2209,8 @@ assign_hard_reg (ira_allocno_t a, bool retry_p)
     restore_costs_from_copies (a);
   ALLOCNO_HARD_REGNO (a) = best_hard_regno;
   ALLOCNO_ASSIGNED_P (a) = true;
-  if (best_hard_regno >= 0)
-    update_costs_from_copies (a, true, ! retry_p);
+  if (best_hard_regno >= 0 && !retry_p)
+    update_costs_from_copies (a, true, true);
   ira_assert (ALLOCNO_CLASS (a) == aclass);
   /* We don't need updated costs anymore.  */
   ira_free_allocno_updated_costs (a);