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src/share/vm/ci/ciObjArray.cpp@09c2ba680204 (annotated)

src/share/vm/ci/ciObjArray.cpp

Thu, 15 May 2008 22:40:43 -0700

author

kvn

date

Thu, 15 May 2008 22:40:43 -0700

changeset 589

09c2ba680204

parent 452

ff5961f4c095

child 1907

c18cbe5936b8

permissions

-rw-r--r--

6700102: c2 assertion "counter_changed,"failed dependencies, but counter didn't change")" with AggressiveOpts
Summary: Bytecode Escape Analyzer does not have the check for the case described in 6389127.
Reviewed-by: never

never@452	1	/*
never@452	2	* Copyright 1999-2007 Sun Microsystems, Inc. All Rights Reserved.
never@452	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
never@452	4	*
never@452	5	* This code is free software; you can redistribute it and/or modify it
never@452	6	* under the terms of the GNU General Public License version 2 only, as
never@452	7	* published by the Free Software Foundation.
never@452	8	*
never@452	9	* This code is distributed in the hope that it will be useful, but WITHOUT
never@452	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
never@452	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
never@452	12	* version 2 for more details (a copy is included in the LICENSE file that
never@452	13	* accompanied this code).
never@452	14	*
never@452	15	* You should have received a copy of the GNU General Public License version
never@452	16	* 2 along with this work; if not, write to the Free Software Foundation,
never@452	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
never@452	18	*
never@452	19	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
never@452	20	* CA 95054 USA or visit www.sun.com if you need additional information or
never@452	21	* have any questions.
never@452	22	*
never@452	23	*/
never@452	24
never@452	25	#include "incls/_precompiled.incl"
never@452	26	#include "incls/_ciObjArray.cpp.incl"
never@452	27
never@452	28	// ciObjArray
never@452	29	//
never@452	30	// This class represents an objArrayOop in the HotSpot virtual
never@452	31	// machine.
never@452	32
never@452	33	ciObject* ciObjArray::obj_at(int index) {
never@452	34	VM_ENTRY_MARK;
never@452	35	objArrayOop array = get_objArrayOop();
never@452	36	if (index < 0 || index >= array->length()) return NULL;
never@452	37	oop o = array->obj_at(index);
never@452	38	if (o == NULL) {
never@452	39	return ciNullObject::make();
never@452	40	} else {
never@452	41	return CURRENT_ENV->get_object(o);
never@452	42	}
never@452	43	}