Mercurial > hg > graal-compiler
view src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp @ 1782:f353275af40e
6981773: incorrect fill value with OptimizeFill
Reviewed-by: kvn, twisti
author | never |
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date | Thu, 02 Sep 2010 11:40:02 -0700 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
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/* * Copyright (c) 2003, 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. * */ class ASPSOldGen : public PSOldGen { friend class VMStructs; size_t _gen_size_limit; // Largest size the generation's reserved size // can grow. public: ASPSOldGen(size_t initial_byte_size, size_t minimum_byte_size, size_t byte_size_limit, const char* gen_name, int level); ASPSOldGen(PSVirtualSpace* vs, size_t initial_byte_size, size_t minimum_byte_size, size_t byte_size_limit, const char* gen_name, int level); size_t gen_size_limit() { return _gen_size_limit; } size_t max_gen_size() { return _reserved.byte_size(); } void set_gen_size_limit(size_t v) { _gen_size_limit = v; } // After a shrink or expand reset the generation void reset_after_change(); // Return number of bytes that the virtual space in the generation is willing // to expand or contract. The results from these methods should feed into the // decisions about adjusting the virtual space. size_t available_for_expansion(); size_t available_for_contraction(); // Accessors void set_reserved(MemRegion v) { _reserved = v; } // Debugging support virtual const char* short_name() const { return "ASPSOldGen"; } };