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comparison src/share/vm/runtime/sharedRuntime.cpp @ 665:c89f86385056

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6814659: separable cleanups and subroutines for 6655638 Summary: preparatory but separable changes for method handles Reviewed-by: kvn, never
author jrose
date Fri, 20 Mar 2009 23:19:36 -0700
parents 7bb995fbd3c0
children e5b0439ef4ae
comparison
equal deleted inserted replaced
647:bd441136a5ce 665:c89f86385056
671 671
672 672
673 JRT_ENTRY(void, SharedRuntime::yield_all(JavaThread* thread, int attempts)) 673 JRT_ENTRY(void, SharedRuntime::yield_all(JavaThread* thread, int attempts))
674 os::yield_all(attempts); 674 os::yield_all(attempts);
675 JRT_END 675 JRT_END
676
677
678 // ---------------------------------------------------------------------------------------------------------
679 // Non-product code
680 #ifndef PRODUCT
681
682 void SharedRuntime::verify_caller_frame(frame caller_frame, methodHandle callee_method) {
683 ResourceMark rm;
684 assert (caller_frame.is_interpreted_frame(), "sanity check");
685 assert (callee_method->has_compiled_code(), "callee must be compiled");
686 methodHandle caller_method (Thread::current(), caller_frame.interpreter_frame_method());
687 jint bci = caller_frame.interpreter_frame_bci();
688 methodHandle method = find_callee_method_inside_interpreter(caller_frame, caller_method, bci);
689 assert (callee_method == method, "incorrect method");
690 }
691
692 methodHandle SharedRuntime::find_callee_method_inside_interpreter(frame caller_frame, methodHandle caller_method, int bci) {
693 EXCEPTION_MARK;
694 Bytecode_invoke* bytecode = Bytecode_invoke_at(caller_method, bci);
695 methodHandle staticCallee = bytecode->static_target(CATCH); // Non-product code
696
697 bytecode = Bytecode_invoke_at(caller_method, bci);
698 int bytecode_index = bytecode->index();
699 Bytecodes::Code bc = bytecode->adjusted_invoke_code();
700
701 Handle receiver;
702 if (bc == Bytecodes::_invokeinterface ||
703 bc == Bytecodes::_invokevirtual ||
704 bc == Bytecodes::_invokespecial) {
705 symbolHandle signature (THREAD, staticCallee->signature());
706 receiver = Handle(THREAD, retrieve_receiver(signature, caller_frame));
707 } else {
708 receiver = Handle();
709 }
710 CallInfo result;
711 constantPoolHandle constants (THREAD, caller_method->constants());
712 LinkResolver::resolve_invoke(result, receiver, constants, bytecode_index, bc, CATCH); // Non-product code
713 methodHandle calleeMethod = result.selected_method();
714 return calleeMethod;
715 }
716
717 #endif // PRODUCT
718 676
719 677
720 JRT_ENTRY_NO_ASYNC(void, SharedRuntime::register_finalizer(JavaThread* thread, oopDesc* obj)) 678 JRT_ENTRY_NO_ASYNC(void, SharedRuntime::register_finalizer(JavaThread* thread, oopDesc* obj))
721 assert(obj->is_oop(), "must be a valid oop"); 679 assert(obj->is_oop(), "must be a valid oop");
722 assert(obj->klass()->klass_part()->has_finalizer(), "shouldn't be here otherwise"); 680 assert(obj->klass()->klass_part()->has_finalizer(), "shouldn't be here otherwise");