hotspot/src/share/vm/ci/ciMethodHandle.hpp
author twisti
Tue, 10 May 2011 00:45:03 -0700
changeset 9633 92a7a2841a16
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child 9638 a9e79f5cd83b
permissions -rw-r--r--
7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters Reviewed-by: jrose, never, kvn
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/*
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 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#ifndef SHARE_VM_CI_CIMETHODHANDLE_HPP
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#define SHARE_VM_CI_CIMETHODHANDLE_HPP
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#include "ci/ciCallProfile.hpp"
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#include "ci/ciInstance.hpp"
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#include "prims/methodHandles.hpp"
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// ciMethodHandle
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//
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// The class represents a java.lang.invoke.MethodHandle object.
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class ciMethodHandle : public ciInstance {
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private:
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  ciMethod*      _callee;
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  ciCallProfile* _profile;
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  // Return an adapter for this MethodHandle.
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  ciMethod* get_adapter(bool is_invokedynamic) const;
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protected:
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  void print_impl(outputStream* st);
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public:
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  ciMethodHandle(instanceHandle h_i) : ciInstance(h_i) {};
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  // What kind of ciObject is this?
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  bool is_method_handle() const { return true; }
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  ciMethod* callee() const { return _callee; }
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  void  set_callee(ciMethod* m) { _callee = m; }
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  ciCallProfile*     call_profile() const                 { return _profile;           }
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  void           set_call_profile(ciCallProfile* profile) {        _profile = profile; }
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  // Return an adapter for a MethodHandle call.
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  ciMethod* get_method_handle_adapter() const {
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    return get_adapter(false);
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  }
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  // Return an adapter for an invokedynamic call.
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  ciMethod* get_invokedynamic_adapter() const {
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    return get_adapter(true);
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  }
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};
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#endif // SHARE_VM_CI_CIMETHODHANDLE_HPP