diff -r 09fcb0dc71ad -r 09f26b73ae66 hotspot/src/share/vm/c1/c1_LinearScan.cpp
--- a/hotspot/src/share/vm/c1/c1_LinearScan.cpp	Mon May 14 09:36:00 2012 -0700
+++ b/hotspot/src/share/vm/c1/c1_LinearScan.cpp	Tue May 15 10:10:23 2012 +0200
@@ -6579,6 +6579,8 @@
         case lir_abs:
         case lir_log10:
         case lir_log:
+        case lir_pow:
+        case lir_exp:
         case lir_logic_and:
         case lir_logic_or:
         case lir_logic_xor: