From: Eric Botcazou <ebotcazou@adacore.com>
Date: Wed, 1 Jun 2016 16:06:10 +0000 (+0000)
Subject: tree-vect-loop.c (vect_determine_vectorization_factor): Also compute the factor for... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=de482e91f177ea4f4b5dfbaeb1f6e77fb98aae29;p=gcc.git

tree-vect-loop.c (vect_determine_vectorization_factor): Also compute the factor for live Phi nodes.

	* tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
	the factor for live Phi nodes.

From-SVN: r236999
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c7486b2afcc..99c1eb7c26d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-06-01  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
+	the factor for live Phi nodes.
+
 2016-06-01  Jan Hubicka  <hubicka@ucw.cz>
 
 	* loop-dolop.c (doloop_optimize): Us likely max iteration bound.
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c
index 1bc132a820c..42168da9230 100644
--- a/gcc/tree-vect-loop.c
+++ b/gcc/tree-vect-loop.c
@@ -216,7 +216,8 @@ vect_determine_vectorization_factor (loop_vec_info loop_vinfo)
 
 	  gcc_assert (stmt_info);
 
-	  if (STMT_VINFO_RELEVANT_P (stmt_info))
+	  if (STMT_VINFO_RELEVANT_P (stmt_info)
+	      || STMT_VINFO_LIVE_P (stmt_info))
             {
 	      gcc_assert (!STMT_VINFO_VECTYPE (stmt_info));
               scalar_type = TREE_TYPE (PHI_RESULT (phi));