1 /*

     2  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.

     3  * Copyright 2012, 2013 SAP AG. All rights reserved.

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

     5  *

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

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

     8  * published by the Free Software Foundation.

     9  *

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

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

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

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

    14  * accompanied this code).

    15  *

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

    17  * 2 along with this work; if not, write to the Free Software Foundation,

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

    19  *

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

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

    22  * questions.

    23  *

    24  */

    25 

    26 #ifndef OS_CPU_LINUX_PPC_VM_GLOBALS_LINUX_PPC_HPP

    27 #define OS_CPU_LINUX_PPC_VM_GLOBALS_LINUX_PPC_HPP

    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 define_pd_global(intx, ThreadStackSize,          2048); // 0 => use system default

    34 define_pd_global(intx, VMThreadStackSize,        2048);

    35 

    36 // if we set CompilerThreadStackSize to a value different than 0, it will

    37 // be used in os::create_thread(). Otherwise, due the strange logic in os::create_thread(),

    38 // the stack size for compiler threads will default to VMThreadStackSize, although it

    39 // is defined to 4M in os::Linux::default_stack_size()!

    40 define_pd_global(intx, CompilerThreadStackSize,  4096);

    41 

    42 // Allow extra space in DEBUG builds for asserts.

    43 define_pd_global(uintx,JVMInvokeMethodSlack,     8192);

    44 

    45 define_pd_global(intx, StackYellowPages,         6);

    46 define_pd_global(intx, StackRedPages,            1);

    47 define_pd_global(intx, StackShadowPages,         6 DEBUG_ONLY(+2));

    48 

    49 // Only used on 64 bit platforms

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

    51 // Only used on 64 bit Windows platforms

    52 define_pd_global(bool, UseVectoredExceptions,    false);

    53 

    54 #endif // OS_CPU_LINUX_PPC_VM_GLOBALS_LINUX_PPC_HPP