Exemple #1
0
//------------------------------profile_virtual_call---------------------------
void Parse::profile_virtual_call(Node* receiver) {
  assert(method_data_update(), "must be generating profile code");

  // Skip if we aren't tracking receivers
  if (TypeProfileWidth < 1) return;

  ciMethodData* md = method()->method_data();
  assert(md != NULL, "expected valid ciMethodData");
  ciProfileData* data = md->bci_to_data(bci());
  assert(data->is_VirtualCallData(), "need VirtualCallData at call site");
  ciVirtualCallData* call_data = (ciVirtualCallData*)data->as_VirtualCallData();

  Node* method_data = method_data_addressing(md, call_data, in_ByteSize(0));

  // The following construction of the CallLeafNode is almost identical to
  // make_slow_call().  However, with make_slow_call(), the merge mem 
  // characteristics were causing incorrect anti-deps to be added.

  CallRuntimeNode *call = new CallLeafNode(OptoRuntime::profile_virtual_call_Type(), CAST_FROM_FN_PTR(address, OptoRuntime::profile_virtual_call_C), "profile_virtual_call_C");

  set_predefined_input_for_runtime_call(call);
  call->set_req( TypeFunc::Parms+0, method_data );
  call->set_req( TypeFunc::Parms+1, receiver );

  Node* c = _gvn.transform(call);

  set_predefined_output_for_runtime_call(c);
}
Exemple #2
0
 // Similar to set_edges_for_java_call, but simplified for runtime calls.
 void  set_predefined_output_for_runtime_call(Node* call) {
   set_predefined_output_for_runtime_call(call, NULL, NULL);
 }