Mercurial > hg > graal-compiler
view src/os_cpu/windows_x86/vm/globals_windows_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_WINDOWS_X86_VM_GLOBALS_WINDOWS_X86_HPP #define OS_CPU_WINDOWS_X86_VM_GLOBALS_WINDOWS_X86_HPP // Sets the default values for platform dependent flags used by the runtime system. // (see globals.hpp) define_pd_global(bool, DontYieldALot, false); // Default stack size on Windows is determined by the executable (java.exe // has a default value of 320K/1MB [32bit/64bit]). Depending on Windows version, changing // ThreadStackSize to non-zero may have significant impact on memory usage. // See comments in os_windows.cpp. define_pd_global(intx, ThreadStackSize, 0); // 0 => use system default define_pd_global(intx, VMThreadStackSize, 0); // 0 => use system default #ifdef ASSERT define_pd_global(intx, CompilerThreadStackSize, 1024); #else define_pd_global(intx, CompilerThreadStackSize, 0); #endif 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_WINDOWS_X86_VM_GLOBALS_WINDOWS_X86_HPP