diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7a924476d11..e3decb1698f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.md ("bswap<mode>2"): Only available on z900.
+
 2009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* passes.c: Add bswap pass.
diff --git a/gcc/config/s390/s390.md b/gcc/config/s390/s390.md
index 17c36887e49..ed08f6ee6a6 100644
--- a/gcc/config/s390/s390.md
+++ b/gcc/config/s390/s390.md
@@ -8739,7 +8739,7 @@
 (define_insn "bswap<mode>2"
   [(set (match_operand:GPR 0            "register_operand"     "=d, d")
 	(bswap:GPR (match_operand:GPR 1 "nonimmediate_operand" " d,RT")))]
-  ""
+  "TARGET_CPU_ZARCH"
   "@
    lrv<g>r\t%0,%1
    lrv<g>\t%0,%1"