Mercurial > hg > graal-jvmci-8
view src/share/vm/gc_implementation/g1/g1YCTypes.hpp @ 17688:2c2ae9e5f65d
8035326: Assume non-NULL references in G1CollectedHeap::in_cset_fast_test
Summary: Remove the assumption that G1CollectedHeap::in_cset_fast_test needs to check for NULL references. Most of the time this is not required, making the code doing this check multiple times.
Reviewed-by: stefank, mgerdin, jmasa
author | tschatzl |
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date | Wed, 26 Feb 2014 15:32:44 +0100 |
parents | f2110083203d |
children |
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/* * Copyright (c) 2012, 2013, 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. * */ #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1YCTYPES_HPP #define SHARE_VM_GC_IMPLEMENTATION_G1_G1YCTYPES_HPP #include "utilities/debug.hpp" enum G1YCType { Normal, InitialMark, DuringMark, Mixed, G1YCTypeEndSentinel }; class G1YCTypeHelper { public: static const char* to_string(G1YCType type) { switch(type) { case Normal: return "Normal"; case InitialMark: return "Initial Mark"; case DuringMark: return "During Mark"; case Mixed: return "Mixed"; default: ShouldNotReachHere(); return NULL; } } }; #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1YCTYPES_HPP