*** old/src/share/vm/classfile/vmSymbols.cpp	Thu Dec  3 11:54:20 2009
--- new/src/share/vm/classfile/vmSymbols.cpp	Thu Dec  3 11:54:20 2009

*** 297,306 ****
--- 297,320 ----
  }
  vmIntrinsics::ID vmIntrinsics::for_unboxing(BasicType type) {
    return wrapper_intrinsic(type, true);
  }
  
+ vmIntrinsics::ID vmIntrinsics::for_raw_conversion(BasicType src, BasicType dest) {
+ #define SRC_DEST(s,d) (((int)(s) << 4) + (int)(d))
+   switch (SRC_DEST(src, dest)) {
+   case SRC_DEST(T_INT, T_FLOAT):   return vmIntrinsics::_intBitsToFloat;
+   case SRC_DEST(T_FLOAT, T_INT):   return vmIntrinsics::_floatToRawIntBits;
+ 
+   case SRC_DEST(T_LONG, T_DOUBLE): return vmIntrinsics::_longBitsToDouble;
+   case SRC_DEST(T_DOUBLE, T_LONG): return vmIntrinsics::_doubleToRawLongBits;
+   }
+ #undef SRC_DEST
+ 
+   return vmIntrinsics::_none;
+ }
+ 
  methodOop vmIntrinsics::method_for(vmIntrinsics::ID id) {
    if (id == _none)  return NULL;
    symbolOop cname = vmSymbols::symbol_at(class_for(id));
    symbolOop mname = vmSymbols::symbol_at(name_for(id));
    symbolOop msig  = vmSymbols::symbol_at(signature_for(id));