From: Bin Cheng <bin.cheng@arm.com>
Date: Thu, 11 May 2017 09:36:05 +0000 (+0000)
Subject: * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3770871408ac00a6f148eebfc037f7b0e6d4719e;p=gcc.git

* tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.

From-SVN: r247887
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e39c09d565d..b363799b7e2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2017-05-11  Bin Cheng  <bin.cheng@arm.com>
+
+	* tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
+
 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
 
 	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c
index 4fc0ba4a5db..3dc6988d31d 100644
--- a/gcc/tree-ssa-loop-ivopts.c
+++ b/gcc/tree-ssa-loop-ivopts.c
@@ -5229,19 +5229,12 @@ static bool
 autoinc_possible_for_pair (struct ivopts_data *data, struct iv_use *use,
 			   struct iv_cand *cand)
 {
-  bitmap inv_vars;
-  bool can_autoinc;
-  comp_cost cost;
-
   if (use->type != USE_ADDRESS)
     return false;
 
-  cost = get_computation_cost (data, use, cand, true, &inv_vars,
-			       &can_autoinc, NULL);
-
-  BITMAP_FREE (inv_vars);
-
-  return !cost.infinite_cost_p () && can_autoinc;
+  bool can_autoinc = false;
+  get_computation_cost (data, use, cand, true, NULL, &can_autoinc, NULL);
+  return can_autoinc;
 }
 
 /* Examine IP_ORIGINAL candidates to see if they are incremented next to a