Mercurial > hg > graal-compiler
view src/share/vm/gc_interface/gcCause.cpp @ 4836:d30fa85f9994
6484965: G1: piggy-back liveness accounting phase on marking
Summary: Remove the separate counting phase of concurrent marking by tracking the amount of marked bytes and the cards spanned by marked objects in marking task/worker thread local data structures, which are updated as individual objects are marked.
Reviewed-by: brutisso, tonyp
author | johnc |
---|---|
date | Thu, 12 Jan 2012 00:06:47 -0800 |
parents | 9509c20bba28 |
children | da91efe96a93 |
line wrap: on
line source
/* * Copyright (c) 2002, 2012, 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 "gc_interface/gcCause.hpp" const char* GCCause::to_string(GCCause::Cause cause) { switch (cause) { case _java_lang_system_gc: return "System.gc()"; case _full_gc_alot: return "FullGCAlot"; case _scavenge_alot: return "ScavengeAlot"; case _allocation_profiler: return "Allocation Profiler"; case _jvmti_force_gc: return "JvmtiEnv ForceGarbageCollection"; case _gc_locker: return "GCLocker Initiated GC"; case _heap_inspection: return "Heap Inspection Initiated GC"; case _heap_dump: return "Heap Dump Initiated GC"; case _no_gc: return "No GC"; case _allocation_failure: return "Allocation Failure"; case _tenured_generation_full: return "Tenured Generation Full"; case _permanent_generation_full: return "Permanent Generation Full"; case _cms_generation_full: return "CMS Generation Full"; case _cms_initial_mark: return "CMS Initial Mark"; case _cms_final_remark: return "CMS Final Remark"; case _old_generation_expanded_on_last_scavenge: return "Old Generation Expanded On Last Scavenge"; case _old_generation_too_full_to_scavenge: return "Old Generation Too Full To Scavenge"; case _adaptive_size_policy: return "Ergonomics"; case _g1_inc_collection_pause: return "G1 Evacuation Pause"; case _g1_humongous_allocation: return "G1 Humongous Allocation"; case _last_ditch_collection: return "Last ditch collection"; case _last_gc_cause: return "ILLEGAL VALUE - last gc cause - ILLEGAL VALUE"; default: return "unknown GCCause"; } ShouldNotReachHere(); }