hotspot/src/share/vm/ci/ciMethodHandle.cpp
author twisti
Tue, 05 Jan 2010 15:21:25 +0100
changeset 4567 7fc02fbe5c7a
child 5547 f4b087cbb361
permissions -rw-r--r--
6893268: additional dynamic language related optimizations in C2 Summary: C2 needs some additional optimizations to be able to handle MethodHandle invokes and invokedynamic instructions at the best performance. Reviewed-by: kvn, never
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/*
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 * Copyright 2009 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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#include "incls/_precompiled.incl"
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#include "incls/_ciMethodHandle.cpp.incl"
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// ciMethodHandle
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// ------------------------------------------------------------------
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// ciMethodHandle::get_adapter
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//
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// Return an adapter for this MethodHandle.
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ciMethod* ciMethodHandle::get_adapter(bool is_invokedynamic) const {
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  VM_ENTRY_MARK;
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  Handle h(get_oop());
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  methodHandle callee(_callee->get_methodOop());
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  MethodHandleCompiler mhc(h, callee, is_invokedynamic, THREAD);
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  methodHandle m = mhc.compile(CHECK_NULL);
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  return CURRENT_ENV->get_object(m())->as_method();
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}
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// ------------------------------------------------------------------
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// ciMethodHandle::print_impl
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//
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// Implementation of the print method.
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void ciMethodHandle::print_impl(outputStream* st) {
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  st->print(" type=");
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  get_oop()->print();
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}