--- old/src/cpu/x86/vm/assembler_x86.cpp	Mon Aug 22 10:31:22 2011
+++ new/src/cpu/x86/vm/assembler_x86.cpp	Mon Aug 22 10:31:22 2011
@@ -2307,7 +2307,7 @@
 }
 
 void Assembler::prefetchnta(Address src) {
-  NOT_LP64(assert(VM_Version::supports_sse2(), "must support"));
+  NOT_LP64(assert(VM_Version::supports_sse(), "must support"));
   InstructionMark im(this);
   prefetch_prefix(src);
   emit_byte(0x18);