From: Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Date: Tue, 13 Dec 2016 20:05:10 +0000 (+0000)
Subject: rs600.c (rs6000_builtin_vectorization_cost): Adjust unaligned load cost.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2de1796a6bf6748e1b3d392056761d68df40dbd0;p=gcc.git

rs600.c (rs6000_builtin_vectorization_cost): Adjust unaligned load cost.

2016-12-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
	Adjust unaligned load cost.

From-SVN: r243623
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cbf7b2f466d..dff1b829ce5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-12-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
+	Adjust unaligned load cost.
+
 2016-12-13  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/78794
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 27bae7145ef..042ffc64657 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -5358,6 +5358,9 @@ rs6000_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost,
         return 3;
 
       case unaligned_load:
+	if (TARGET_P9_VECTOR)
+	  return 3;
+
 	if (TARGET_EFFICIENT_UNALIGNED_VSX)
 	  return 1;