Mercurial > hg > graal-compiler
view src/share/vm/gc_implementation/shared/immutableSpace.cpp @ 665:c89f86385056
6814659: separable cleanups and subroutines for 6655638
Summary: preparatory but separable changes for method handles
Reviewed-by: kvn, never
author | jrose |
---|---|
date | Fri, 20 Mar 2009 23:19:36 -0700 |
parents | d1605aabd0a1 |
children | c18cbe5936b8 |
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/* * Copyright 2001-2008 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ # include "incls/_precompiled.incl" # include "incls/_immutableSpace.cpp.incl" void ImmutableSpace::initialize(MemRegion mr) { HeapWord* bottom = mr.start(); HeapWord* end = mr.end(); assert(Universe::on_page_boundary(bottom) && Universe::on_page_boundary(end), "invalid space boundaries"); _bottom = bottom; _end = end; } void ImmutableSpace::oop_iterate(OopClosure* cl) { HeapWord* obj_addr = bottom(); HeapWord* t = end(); // Could call objects iterate, but this is easier. while (obj_addr < t) { obj_addr += oop(obj_addr)->oop_iterate(cl); } } void ImmutableSpace::object_iterate(ObjectClosure* cl) { HeapWord* p = bottom(); while (p < end()) { cl->do_object(oop(p)); p += oop(p)->size(); } } #ifndef PRODUCT void ImmutableSpace::print_short() const { tty->print(" space " SIZE_FORMAT "K, 100%% used", capacity_in_bytes() / K); } void ImmutableSpace::print() const { print_short(); tty->print_cr(" [%#-6lx,%#-6lx)", bottom(), end()); } #endif void ImmutableSpace::verify(bool allow_dirty) { HeapWord* p = bottom(); HeapWord* t = end(); HeapWord* prev_p = NULL; while (p < t) { oop(p)->verify(); prev_p = p; p += oop(p)->size(); } guarantee(p == end(), "end of last object must match end of space"); }