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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/jdk17u
 Path: blob/master/src/hotspot/os_cpu/linux_x86/globals_linux_x86.hpp
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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_LINUX_X86_GLOBALS_LINUX_X86_HPP

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#define OS_CPU_LINUX_X86_GLOBALS_LINUX_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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#ifdef AMD64

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define_pd_global(intx, CompilerThreadStackSize,  1024);

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define_pd_global(intx, ThreadStackSize,          1024); // 0 => use system default

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define_pd_global(intx, VMThreadStackSize,        1024);

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#else

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// Some tests in debug VM mode run out of compile thread stack.

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// Observed on some x86_32 VarHandles tests during escape analysis.

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#ifdef ASSERT

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define_pd_global(intx, CompilerThreadStackSize,   768);

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#else

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define_pd_global(intx, CompilerThreadStackSize,   512);

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#endif

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// ThreadStackSize 320 allows a couple of test cases to run while

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// keeping the number of threads that can be created high.  System

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// default ThreadStackSize appears to be 512 which is too big.

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define_pd_global(intx, ThreadStackSize,          320);

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define_pd_global(intx, VMThreadStackSize,        512);

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#endif // AMD64

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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_LINUX_X86_GLOBALS_LINUX_X86_HPP

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