s390.c (s390_memory_move_cost): Increase costs for memory accesses.

2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_memory_move_cost): Increase costs for
	memory accesses.

From-SVN: r220174

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 54aef604a755cf5699a50f7a8a7adc9d0a1d55b7..dbc5b159dc7b54788450ed97d0d9eedd736a07ea 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+       * config/s390/s390.c (s390_memory_move_cost): Increase costs for
+       memory accesses.
+
 2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
        * config/s390/s390.c (s390_register_move_cost): Increase costs for

diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index d41819cb8110a47f22dd69b2958e92ca7b577456..1a879cf6ef92d8980b5cf62ccd2af6af3bc93148 100644 (file)
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -2419,7 +2419,7 @@ s390_memory_move_cost (enum machine_mode mode ATTRIBUTE_UNUSED,
                       reg_class_t rclass ATTRIBUTE_UNUSED,
                       bool in ATTRIBUTE_UNUSED)
 {
-  return 1;
+  return 2;
 }
 
 /* Compute a (partial) cost for rtx X.  Return true if the complete