Mercurial > hg > truffle
view src/share/vm/ci/ciMethodHandle.cpp @ 6122:063451aefde8
Merge
author | jcoomes |
---|---|
date | Fri, 08 Jun 2012 09:49:49 -0700 |
parents | e0658a9b3f87 |
children | 1d7922586cf6 |
line wrap: on
line source
/* * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include "precompiled.hpp" #include "ci/ciClassList.hpp" #include "ci/ciInstance.hpp" #include "ci/ciMethodData.hpp" #include "ci/ciMethodHandle.hpp" #include "ci/ciUtilities.hpp" #include "prims/methodHandleWalk.hpp" #include "prims/methodHandles.hpp" // ciMethodHandle // ------------------------------------------------------------------ // ciMethodHandle::get_adapter // // Return an adapter for this MethodHandle. ciMethod* ciMethodHandle::get_adapter_impl(bool is_invokedynamic) { VM_ENTRY_MARK; Handle h(get_oop()); methodHandle callee(_callee->get_methodOop()); assert(callee->is_method_handle_invoke(), ""); oop mt1 = callee->method_handle_type(); oop mt2 = java_lang_invoke_MethodHandle::type(h()); if (!java_lang_invoke_MethodType::equals(mt1, mt2)) { if (PrintMiscellaneous && (Verbose || WizardMode)) { tty->print_cr("ciMethodHandle::get_adapter: types not equal"); mt1->print(); mt2->print(); } return NULL; } // We catch all exceptions here that could happen in the method // handle compiler and stop the VM. MethodHandleCompiler mhc(h, callee->name(), callee->signature(), _profile.count(), is_invokedynamic, THREAD); if (!HAS_PENDING_EXCEPTION) { methodHandle m = mhc.compile(THREAD); if (!HAS_PENDING_EXCEPTION) { return CURRENT_ENV->get_object(m())->as_method(); } } if (PrintMiscellaneous && (Verbose || WizardMode)) { tty->print("*** ciMethodHandle::get_adapter => "); PENDING_EXCEPTION->print(); tty->print("*** get_adapter (%s): ", is_invokedynamic ? "indy" : "mh"); ((ciObject*)this)->print(); } CLEAR_PENDING_EXCEPTION; return NULL; } // ------------------------------------------------------------------ // ciMethodHandle::get_adapter // // Return an adapter for this MethodHandle. ciMethod* ciMethodHandle::get_adapter(bool is_invokedynamic) { ciMethod* result = get_adapter_impl(is_invokedynamic); if (result) { // Fake up the MDO maturity. ciMethodData* mdo = result->method_data(); if (mdo != NULL && _caller->method_data() != NULL && _caller->method_data()->is_mature()) { mdo->set_mature(); } } return result; } #ifdef ASSERT // ------------------------------------------------------------------ // ciMethodHandle::print_chain_impl // // Implementation of the print method. void ciMethodHandle::print_chain_impl() { ASSERT_IN_VM; MethodHandleChain::print(get_oop()); } // ------------------------------------------------------------------ // ciMethodHandle::print_chain // // Implementation of the print_chain method. void ciMethodHandle::print_chain() { GUARDED_VM_ENTRY(print_chain_impl();); } #endif