f8fe3457a5
Catch errors during the compile-time processing of method handles; back out cleanly Reviewed-by: twisti
70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
/*
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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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#include "precompiled.hpp"
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#include "ci/ciClassList.hpp"
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#include "ci/ciInstance.hpp"
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#include "ci/ciMethodHandle.hpp"
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#include "ci/ciUtilities.hpp"
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#include "prims/methodHandleWalk.hpp"
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#include "prims/methodHandles.hpp"
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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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// We catch all exceptions here that could happen in the method
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// handle compiler and stop the VM.
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MethodHandleCompiler mhc(h, callee, is_invokedynamic, THREAD);
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if (!HAS_PENDING_EXCEPTION) {
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methodHandle m = mhc.compile(THREAD);
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if (!HAS_PENDING_EXCEPTION) {
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return CURRENT_ENV->get_object(m())->as_method();
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}
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}
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if (PrintMiscellaneous && (Verbose || WizardMode)) {
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tty->print("*** ciMethodHandle::get_adapter => ");
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PENDING_EXCEPTION->print();
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tty->print("*** get_adapter (%s): ", is_invokedynamic ? "indy" : "mh"); ((ciObject*)this)->print(); //@@
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}
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CLEAR_PENDING_EXCEPTION;
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return NULL;
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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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}
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