src/hotspot/os_cpu/windows_x86/globals_windows_x86.hpp
author darcy
Tue, 12 Nov 2019 10:45:23 -0800
changeset 59037 3d2575331a41
parent 53244 9807daeb47c4
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8233940: Preview API tests for String methods should use ${jdk.version} as -source arg Reviewed-by: jlaskey, jlahoda
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/*
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 * Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#ifndef OS_CPU_WINDOWS_X86_GLOBALS_WINDOWS_X86_HPP
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#define OS_CPU_WINDOWS_X86_GLOBALS_WINDOWS_X86_HPP
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// Sets the default values for platform dependent flags used by the runtime system.
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// (see globals.hpp)
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define_pd_global(bool, DontYieldALot,            false);
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// Default stack size on Windows is determined by the executable (java.exe
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// has a default value of 320K/1MB [32bit/64bit]). Depending on Windows version, changing
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// ThreadStackSize to non-zero may have significant impact on memory usage.
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// See comments in os_windows.cpp.
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define_pd_global(intx, ThreadStackSize,          0); // 0 => use system default
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define_pd_global(intx, VMThreadStackSize,        0); // 0 => use system default
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#ifdef ASSERT
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define_pd_global(intx, CompilerThreadStackSize,  1024);
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#else
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define_pd_global(intx, CompilerThreadStackSize,  0);
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#endif
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define_pd_global(size_t, JVMInvokeMethodSlack,   8192);
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// Used on 64 bit platforms for UseCompressedOops base address
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define_pd_global(size_t, HeapBaseMinAddress,     2*G);
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#endif // OS_CPU_WINDOWS_X86_GLOBALS_WINDOWS_X86_HPP