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src/share/vm/ci/ciMethodHandle.cpp@4124a5a27707 (annotated)

src/share/vm/ci/ciMethodHandle.cpp

Thu, 07 Apr 2011 17:12:23 -0700

author

jrose

date

Thu, 07 Apr 2011 17:12:23 -0700

changeset 2744

4124a5a27707

parent 2437

70427f06ea47

child 2898

e2a92dd0d3d2

permissions

-rw-r--r--

7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
Summary: catch errors during the compile-time processing of method handles; back out cleanly
Reviewed-by: twisti

twisti@1573	1	/*
twisti@2437	2	* Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
twisti@1573	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
twisti@1573	4	*
twisti@1573	5	* This code is free software; you can redistribute it and/or modify it
twisti@1573	6	* under the terms of the GNU General Public License version 2 only, as
twisti@1573	7	* published by the Free Software Foundation.
twisti@1573	8	*
twisti@1573	9	* This code is distributed in the hope that it will be useful, but WITHOUT
twisti@1573	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
twisti@1573	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
twisti@1573	12	* version 2 for more details (a copy is included in the LICENSE file that
twisti@1573	13	* accompanied this code).
twisti@1573	14	*
twisti@1573	15	* You should have received a copy of the GNU General Public License version
twisti@1573	16	* 2 along with this work; if not, write to the Free Software Foundation,
twisti@1573	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
twisti@1573	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
twisti@1573	22	*
twisti@1573	23	*/
twisti@1573	24
stefank@2314	25	#include "precompiled.hpp"
stefank@2314	26	#include "ci/ciClassList.hpp"
stefank@2314	27	#include "ci/ciInstance.hpp"
stefank@2314	28	#include "ci/ciMethodHandle.hpp"
stefank@2314	29	#include "ci/ciUtilities.hpp"
stefank@2314	30	#include "prims/methodHandleWalk.hpp"
stefank@2314	31	#include "prims/methodHandles.hpp"
twisti@1573	32
twisti@1573	33	// ciMethodHandle
twisti@1573	34
twisti@1573	35	// ------------------------------------------------------------------
twisti@1573	36	// ciMethodHandle::get_adapter
twisti@1573	37	//
twisti@1573	38	// Return an adapter for this MethodHandle.
twisti@1573	39	ciMethod* ciMethodHandle::get_adapter(bool is_invokedynamic) const {
twisti@1573	40	VM_ENTRY_MARK;
twisti@1573	41	Handle h(get_oop());
twisti@1573	42	methodHandle callee(_callee->get_methodOop());
twisti@2437	43	// We catch all exceptions here that could happen in the method
twisti@2437	44	// handle compiler and stop the VM.
jrose@2744	45	MethodHandleCompiler mhc(h, callee, is_invokedynamic, THREAD);
jrose@2744	46	if (!HAS_PENDING_EXCEPTION) {
jrose@2744	47	methodHandle m = mhc.compile(THREAD);
jrose@2744	48	if (!HAS_PENDING_EXCEPTION) {
jrose@2744	49	return CURRENT_ENV->get_object(m())->as_method();
jrose@2744	50	}
jrose@2744	51	}
jrose@2744	52	if (PrintMiscellaneous && (Verbose || WizardMode)) {
jrose@2744	53	tty->print("*** ciMethodHandle::get_adapter => ");
jrose@2744	54	PENDING_EXCEPTION->print();
jrose@2744	55	tty->print("*** get_adapter (%s): ", is_invokedynamic ? "indy" : "mh"); ((ciObject*)this)->print(); //@@
jrose@2744	56	}
jrose@2744	57	CLEAR_PENDING_EXCEPTION;
jrose@2744	58	return NULL;
twisti@1573	59	}
twisti@1573	60
twisti@1573	61
twisti@1573	62	// ------------------------------------------------------------------
twisti@1573	63	// ciMethodHandle::print_impl
twisti@1573	64	//
twisti@1573	65	// Implementation of the print method.
twisti@1573	66	void ciMethodHandle::print_impl(outputStream* st) {
twisti@1573	67	st->print(" type=");
twisti@1573	68	get_oop()->print();
twisti@1573	69	}