ira-color.c (update_curr_costs): Free updated hard reg costs.

	* ira-color.c (update_curr_costs): Free updated hard reg costs.
	(ira_reassign_conflict_allocnos): Remove bogus asserts.
	(allocno_reload_assign): Likewise.

From-SVN: r160000

gcc/ChangeLog

+2010-05-28  Jeff Law  <law@redhat.com>
+
+	* ira-color.c (update_curr_costs): Free updated hard reg costs.
+	(ira_reassign_conflict_allocnos): Remove bogus asserts.
+	(allocno_reload_assign): Likewise.
+
 2010-05-28  Nathan Froyd  <froydnj@codesourcery.com>
 
 	* tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of

gcc/ira-color.c

@@ -2231,6 +2231,7 @@ update_curr_costs (ira_allocno_t a)
   ira_allocno_t another_a;
   ira_copy_t cp, next_cp;
 
+  ira_free_allocno_updated_costs (a);
   ira_assert (! ALLOCNO_ASSIGNED_P (a));
   cover_class = ALLOCNO_COVER_CLASS (a);
   if (cover_class == NO_REGS)
@@ -2332,8 +2333,6 @@ ira_reassign_conflict_allocnos (int start_regno)
     {
       a = sorted_allocnos[i];
       ALLOCNO_ASSIGNED_P (a) = false;
-      ira_assert (ALLOCNO_UPDATED_HARD_REG_COSTS (a) == NULL);
-      ira_assert (ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS (a) == NULL);
       update_curr_costs (a);
     }
   for (i = 0; i < allocnos_to_color_num; i++)
@@ -2799,8 +2798,6 @@ allocno_reload_assign (ira_allocno_t a, HARD_REG_SET forbidden_regs)
   if (! flag_caller_saves && ALLOCNO_CALLS_CROSSED_NUM (a) != 0)
     IOR_HARD_REG_SET (ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a), call_used_reg_set);
   ALLOCNO_ASSIGNED_P (a) = false;
-  ira_assert (ALLOCNO_UPDATED_HARD_REG_COSTS (a) == NULL);
-  ira_assert (ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS (a) == NULL);
   cover_class = ALLOCNO_COVER_CLASS (a);
   update_curr_costs (a);
   assign_hard_reg (a, true);