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 9bc2aab..1274b64 100644 (file)
--- 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 ce5141b..e38c167 100644 (file)
--- 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]