Mercurial > hg > graal-jvmci-8
view src/share/vm/runtime/init.hpp @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author | coleenp |
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date | Sat, 01 Sep 2012 13:25:18 -0400 |
parents | f95d63e2154a |
children |
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/* * 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. * */ #ifndef SHARE_VM_RUNTIME_INIT_HPP #define SHARE_VM_RUNTIME_INIT_HPP #include "utilities/top.hpp" // init_globals replaces C++ global objects so we can use the standard linker // to link Delta (which is at least twice as fast as using the GNU C++ linker). // Also, init.c gives explicit control over the sequence of initialization. // Programming convention: instead of using a global object (e,g, "Foo foo;"), // use "Foo* foo;", create a function init_foo() in foo.c, and add a call // to init_foo in init.cpp. jint init_globals(); // call constructors at startup (main Java thread) void vm_init_globals(); // call constructors at startup (VM thread) void exit_globals(); // call destructors before exit bool is_init_completed(); // returns true when bootstrapping has completed void set_init_completed(); // set basic init to completed #endif // SHARE_VM_RUNTIME_INIT_HPP