From: Maya Rashish <coypu@sdf.org>
Date: Fri, 4 Oct 2019 15:43:07 +0000 (+0000)
Subject: ira-color.c (update_costs_from_allocno): Call ira_init_register_move_cost_if_necessary.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0046f8d750560275c3d82179244b45412073d626;p=gcc.git

ira-color.c (update_costs_from_allocno): Call ira_init_register_move_cost_if_necessary.

	* ira-color.c (update_costs_from_allocno): Call
	ira_init_register_move_cost_if_necessary.

From-SVN: r276587
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9bc2aab1288..1274b648b8b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2019-10-04  Maya Rashish  <coypu@sdf.org>
+
+	* ira-color.c (update_costs_from_allocno): Call
+	ira_init_register_move_cost_if_necessary.
+
 2019-10-04  Jeff Law  <law@redhat.com>
 
 	* config/h8300/h8300.md (cpymemsi): Disable.
diff --git a/gcc/ira-color.c b/gcc/ira-color.c
index ce5141bd48f..e38c167ebc4 100644
--- a/gcc/ira-color.c
+++ b/gcc/ira-color.c
@@ -1372,6 +1372,7 @@ update_costs_from_allocno (ira_allocno_t allocno, int hard_regno,
 	     e.g. DImode for AREG on x86.  For such cases the
 	     register move cost will be maximal.  */
 	  mode = narrower_subreg_mode (mode, ALLOCNO_MODE (cp->second));
+	  ira_init_register_move_cost_if_necessary (mode);
 	  
 	  cost = (cp->second == allocno
 		  ? ira_register_move_cost[mode][rclass][aclass]