Thu, 27 May 2010 19:08:38 -0700
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
duke@435 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 2001, 2008, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 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. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | # include "incls/_precompiled.incl" |
duke@435 | 26 | # include "incls/_immutableSpace.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | void ImmutableSpace::initialize(MemRegion mr) { |
duke@435 | 29 | HeapWord* bottom = mr.start(); |
duke@435 | 30 | HeapWord* end = mr.end(); |
duke@435 | 31 | |
duke@435 | 32 | assert(Universe::on_page_boundary(bottom) && Universe::on_page_boundary(end), |
duke@435 | 33 | "invalid space boundaries"); |
duke@435 | 34 | |
duke@435 | 35 | _bottom = bottom; |
duke@435 | 36 | _end = end; |
duke@435 | 37 | } |
duke@435 | 38 | |
duke@435 | 39 | void ImmutableSpace::oop_iterate(OopClosure* cl) { |
duke@435 | 40 | HeapWord* obj_addr = bottom(); |
duke@435 | 41 | HeapWord* t = end(); |
duke@435 | 42 | // Could call objects iterate, but this is easier. |
duke@435 | 43 | while (obj_addr < t) { |
duke@435 | 44 | obj_addr += oop(obj_addr)->oop_iterate(cl); |
duke@435 | 45 | } |
duke@435 | 46 | } |
duke@435 | 47 | |
duke@435 | 48 | void ImmutableSpace::object_iterate(ObjectClosure* cl) { |
duke@435 | 49 | HeapWord* p = bottom(); |
duke@435 | 50 | while (p < end()) { |
duke@435 | 51 | cl->do_object(oop(p)); |
duke@435 | 52 | p += oop(p)->size(); |
duke@435 | 53 | } |
duke@435 | 54 | } |
duke@435 | 55 | |
duke@435 | 56 | #ifndef PRODUCT |
duke@435 | 57 | |
duke@435 | 58 | void ImmutableSpace::print_short() const { |
duke@435 | 59 | tty->print(" space " SIZE_FORMAT "K, 100%% used", capacity_in_bytes() / K); |
duke@435 | 60 | } |
duke@435 | 61 | |
duke@435 | 62 | void ImmutableSpace::print() const { |
duke@435 | 63 | print_short(); |
duke@435 | 64 | tty->print_cr(" [%#-6lx,%#-6lx)", bottom(), end()); |
duke@435 | 65 | } |
duke@435 | 66 | |
duke@435 | 67 | #endif |
duke@435 | 68 | |
iveresov@625 | 69 | void ImmutableSpace::verify(bool allow_dirty) { |
duke@435 | 70 | HeapWord* p = bottom(); |
duke@435 | 71 | HeapWord* t = end(); |
duke@435 | 72 | HeapWord* prev_p = NULL; |
duke@435 | 73 | while (p < t) { |
duke@435 | 74 | oop(p)->verify(); |
duke@435 | 75 | prev_p = p; |
duke@435 | 76 | p += oop(p)->size(); |
duke@435 | 77 | } |
duke@435 | 78 | guarantee(p == end(), "end of last object must match end of space"); |
duke@435 | 79 | } |