--- a/hotspot/src/share/vm/c1/c1_GraphBuilder.cpp Fri Oct 11 19:51:31 2013 -0700
+++ b/hotspot/src/share/vm/c1/c1_GraphBuilder.cpp Sat Oct 12 12:12:59 2013 +0200
@@ -1466,9 +1466,22 @@
// State at end of inlined method is the state of the caller
// without the method parameters on stack, including the
// return value, if any, of the inlined method on operand stack.
+ int invoke_bci = state()->caller_state()->bci();
set_state(state()->caller_state()->copy_for_parsing());
if (x != NULL) {
state()->push(x->type(), x);
+ if (profile_calls() && MethodData::profile_return() && x->type()->is_object_kind()) {
+ ciMethod* caller = state()->scope()->method();
+ ciMethodData* md = caller->method_data_or_null();
+ ciProfileData* data = md->bci_to_data(invoke_bci);
+ if (data->is_CallTypeData() || data->is_VirtualCallTypeData()) {
+ bool has_return = data->is_CallTypeData() ? ((ciCallTypeData*)data)->has_return() : ((ciVirtualCallTypeData*)data)->has_return();
+ // May not be true in case of an inlined call through a method handle intrinsic.
+ if (has_return) {
+ profile_return_type(x, method(), caller, invoke_bci);
+ }
+ }
+ }
}
Goto* goto_callee = new Goto(continuation(), false);
@@ -2008,6 +2021,9 @@
push(result_type, result);
}
}
+ if (profile_calls() && MethodData::profile_return() && result_type->is_object_kind()) {
+ profile_return_type(result, target);
+ }
}
@@ -3556,6 +3572,10 @@
Value value = append_split(result);
if (result_type != voidType) push(result_type, value);
+ if (callee != method() && profile_calls() && MethodData::profile_return() && result_type->is_object_kind()) {
+ profile_return_type(result, callee);
+ }
+
// done
return true;
}
@@ -4312,6 +4332,21 @@
append(new ProfileCall(method(), bci(), callee, recv, known_holder, obj_args, inlined));
}
+void GraphBuilder::profile_return_type(Value ret, ciMethod* callee, ciMethod* m, int invoke_bci) {
+ assert((m == NULL) == (invoke_bci < 0), "invalid method and invalid bci together");
+ if (m == NULL) {
+ m = method();
+ }
+ if (invoke_bci < 0) {
+ invoke_bci = bci();
+ }
+ ciMethodData* md = m->method_data_or_null();
+ ciProfileData* data = md->bci_to_data(invoke_bci);
+ if (data->is_CallTypeData() || data->is_VirtualCallTypeData()) {
+ append(new ProfileReturnType(m , invoke_bci, callee, ret));
+ }
+}
+
void GraphBuilder::profile_invocation(ciMethod* callee, ValueStack* state) {
append(new ProfileInvoke(callee, state));
}