Mercurial > hg > graal-compiler
view src/share/vm/opto/classes.cpp @ 3405:8cbcd406c42e
7042740: CMS: assert(n> q) failed: Looping at: ... blockOffsetTable.cpp:557
Summary: Do a one-step look-ahead, when sweeping free or garbage blocks, to avoid overstepping sweep limit, which may become a non-block-boundary because of a heap expansion delta coalescing with a previously co-terminal free block.
Reviewed-by: brutisso, tonyp
author | ysr |
---|---|
date | Fri, 27 May 2011 15:05:33 -0700 |
parents | f95d63e2154a |
children | c9ccd7b85f20 |
line wrap: on
line source
/* * Copyright (c) 1997, 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include "precompiled.hpp" #include "opto/addnode.hpp" #include "opto/callnode.hpp" #include "opto/cfgnode.hpp" #include "opto/connode.hpp" #include "opto/divnode.hpp" #include "opto/locknode.hpp" #include "opto/loopnode.hpp" #include "opto/machnode.hpp" #include "opto/memnode.hpp" #include "opto/mulnode.hpp" #include "opto/multnode.hpp" #include "opto/node.hpp" #include "opto/rootnode.hpp" #include "opto/subnode.hpp" #include "opto/vectornode.hpp" // ---------------------------------------------------------------------------- // Build a table of virtual functions to map from Nodes to dense integer // opcode names. int Node::Opcode() const { return Op_Node; } #define macro(x) int x##Node::Opcode() const { return Op_##x; } #include "classes.hpp" #undef macro