src/share/vm/opto/library_call.cpp

@@ -1366,11 +1366,10 @@
   Node* arg = round_double_node(argument(0));
   Node* n;
   switch (id) {
   case vmIntrinsics::_dabs:   n = new AbsDNode(                arg);  break;
   case vmIntrinsics::_dsqrt:  n = new SqrtDNode(C, control(),  arg);  break;
-  case vmIntrinsics::_dlog:   n = new LogDNode(C, control(),   arg);  break;
   case vmIntrinsics::_dlog10: n = new Log10DNode(C, control(), arg);  break;
   default:  fatal_unexpected_iid(id);  break;
   }
   set_result(_gvn.transform(n));
   return true;

@@ -1750,11 +1749,13 @@
   case vmIntrinsics::_dsin:   return Matcher::has_match_rule(Op_SinD)   ? inline_trig(id) :
     runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dsin),   "SIN");
   case vmIntrinsics::_dtan:   return Matcher::has_match_rule(Op_TanD)   ? inline_trig(id) :
     runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dtan),   "TAN");
 
-  case vmIntrinsics::_dlog:   return Matcher::has_match_rule(Op_LogD)   ? inline_math(id) :
+  case vmIntrinsics::_dlog:
+    return StubRoutines::dlog() != NULL ? 
+    runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dlog(), "dlog") :
     runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dlog),   "LOG");
   case vmIntrinsics::_dlog10: return Matcher::has_match_rule(Op_Log10D) ? inline_math(id) :
     runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dlog10), "LOG10");
 
     // These intrinsics are supported on all hardware