1 /*

     2  * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #ifndef OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP

    26 #define OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP

    27 

    28 //

    29 // Sets the default values for platform dependent flags used by the runtime system.

    30 // (see globals.hpp)

    31 //

    32 define_pd_global(bool, DontYieldALot,            false);

    33 #ifdef AMD64

    34 define_pd_global(intx, CompilerThreadStackSize,  1024);

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

    36 define_pd_global(intx, VMThreadStackSize,        1024);

    37 #else

    38 define_pd_global(intx, CompilerThreadStackSize,  512);

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

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

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

    42 define_pd_global(intx, ThreadStackSize,          320);

    43 define_pd_global(intx, VMThreadStackSize,        512);

    44 #endif // AMD64

    45 

    46 

    47 define_pd_global(size_t, JVMInvokeMethodSlack,   8192);

    48 

    49 // Used on 64 bit platforms for UseCompressedOops base address

    50 define_pd_global(size_t, HeapBaseMinAddress,     2*G);

    51 

    52 #endif // OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP