--- old/src/cpu/x86/vm/assembler_x86.cpp	2012-12-14 19:10:16.000000000 -0800
+++ new/src/cpu/x86/vm/assembler_x86.cpp	2012-12-14 19:10:16.000000000 -0800
@@ -2391,9 +2391,9 @@
   emit_byte(0xC0 | encode);
 }
 
-void Assembler::pshufb(XMMRegister dst, Address src) {
+void Assembler::pshufb(XMMRegister dst, Address src, bool aligned_adr) {
   assert(VM_Version::supports_ssse3(), "");
-  assert((UseAVX > 0), "SSE mode requires address alignment 16 bytes");
+  assert((UseAVX > 0) || aligned_adr, "SSE mode requires address alignment 16 bytes");
   InstructionMark im(this);
   simd_prefix(dst, dst, src, VEX_SIMD_66, VEX_OPCODE_0F_38);
   emit_byte(0x00);