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src/share/vm/gc_implementation/g1/heapRegionSeq.inline.hpp@c18cbe5936b8 (annotated)

src/share/vm/gc_implementation/g1/heapRegionSeq.inline.hpp

Thu, 27 May 2010 19:08:38 -0700

author

trims

date

Thu, 27 May 2010 19:08:38 -0700

changeset 1907

c18cbe5936b8

parent 777

37f87013dfd8

child 2314

f95d63e2154a

permissions

-rw-r--r--

6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

ysr@777	1	/*
trims@1907	2	* Copyright (c) 2001, 2007, Oracle and/or its affiliates. All rights reserved.
ysr@777	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ysr@777	4	*
ysr@777	5	* This code is free software; you can redistribute it and/or modify it
ysr@777	6	* under the terms of the GNU General Public License version 2 only, as
ysr@777	7	* published by the Free Software Foundation.
ysr@777	8	*
ysr@777	9	* This code is distributed in the hope that it will be useful, but WITHOUT
ysr@777	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ysr@777	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ysr@777	12	* version 2 for more details (a copy is included in the LICENSE file that
ysr@777	13	* accompanied this code).
ysr@777	14	*
ysr@777	15	* You should have received a copy of the GNU General Public License version
ysr@777	16	* 2 along with this work; if not, write to the Free Software Foundation,
ysr@777	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ysr@777	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.
ysr@777	22	*
ysr@777	23	*/
ysr@777	24
ysr@777	25	inline HeapRegion* HeapRegionSeq::addr_to_region(const void* addr) {
ysr@777	26	assert(_seq_bottom != NULL, "bad _seq_bottom in addr_to_region");
ysr@777	27	if ((char*) addr >= _seq_bottom) {
ysr@777	28	size_t diff = (size_t) pointer_delta((HeapWord*) addr,
ysr@777	29	(HeapWord*) _seq_bottom);
ysr@777	30	int index = (int) (diff >> HeapRegion::LogOfHRGrainWords);
ysr@777	31	assert(index >= 0, "invariant / paranoia");
ysr@777	32	if (index < _regions.length()) {
ysr@777	33	HeapRegion* hr = _regions.at(index);
ysr@777	34	assert(hr->is_in_reserved(addr),
ysr@777	35	"addr_to_region is wrong...");
ysr@777	36	return hr;
ysr@777	37	}
ysr@777	38	}
ysr@777	39	return NULL;
ysr@777	40	}