Mercurial > hg > graal-compiler
view src/os_cpu/linux_x86/vm/globals_linux_x86.hpp @ 20337:1f1d373cd044
8038423: G1: Decommit memory within heap
Summary: Allow G1 to decommit memory of arbitrary regions within the heap and their associated auxiliary data structures card table, BOT, hot card cache, and mark bitmaps.
Reviewed-by: mgerdin, brutisso, jwilhelm
author | tschatzl |
---|---|
date | Thu, 21 Aug 2014 11:47:10 +0200 |
parents | 55fb97c4c58d |
children | 4ca6dc0799b6 |
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/* * Copyright (c) 2000, 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 OS_CPU_LINUX_X86_VM_GLOBALS_LINUX_X86_HPP #define OS_CPU_LINUX_X86_VM_GLOBALS_LINUX_X86_HPP // Sets the default values for platform dependent flags used by the runtime system. // (see globals.hpp) define_pd_global(bool, DontYieldALot, false); #ifdef AMD64 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default define_pd_global(intx, VMThreadStackSize, 1024); #else // ThreadStackSize 320 allows a couple of test cases to run while // keeping the number of threads that can be created high. System // default ThreadStackSize appears to be 512 which is too big. define_pd_global(intx, ThreadStackSize, 320); define_pd_global(intx, VMThreadStackSize, 512); #endif // AMD64 define_pd_global(intx, CompilerThreadStackSize, 0); define_pd_global(uintx,JVMInvokeMethodSlack, 8192); // Used on 64 bit platforms for UseCompressedOops base address define_pd_global(uintx,HeapBaseMinAddress, 2*G); #endif // OS_CPU_LINUX_X86_VM_GLOBALS_LINUX_X86_HPP