Mercurial > hg > truffle
view src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp @ 1407:09e7826ecf01
Can now call to Java code from the VM.
Need to specify a JAR file with the classes from the Maxine subprojects C1X, CRI, and HotSpotVM in the bootclasspath.
See HotSpotVM/README.txt in the Maxine sources for details.
author | Thomas Wuerthinger <thomas.wuerthinger@gmail.com> |
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date | Tue, 11 May 2010 19:24:14 +0200 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 2003 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. * */ 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"; } };