hotspot/src/os_cpu/windows_x86/vm/globals_windows_x86.hpp
author duke
Wed, 05 Jul 2017 20:10:48 +0200
changeset 27963 88d7c7c376e9
parent 22234 da823d78ad65
child 29697 92501504191b
permissions -rw-r--r--
Merge

/*
 * 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