1 /*

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

     3  * Copyright (c) 2016 SAP SE. 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 // Sorted according to linux_x86.

    27 

    28 #ifndef OS_CPU_LINUX_S390_VM_GLOBALS_LINUX_S390_HPP

    29 #define OS_CPU_LINUX_S390_VM_GLOBALS_LINUX_S390_HPP

    30 

    31 // Sets the default values for platform dependent flags used by the

    32 // runtime system (see globals.hpp).

    33 

    34 define_pd_global(bool, DontYieldALot,            false);

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

    36 define_pd_global(intx, VMThreadStackSize,        1024);

    37 // Some jck tests in lang/fp/fpl038 run out of compile thread stack.

    38 // Observed in pure dbg build, running with -Xcomp -Xbatch on z990.

    39 // We also increase the stack size for opt builds to be on the safe side.

    40 #ifdef ASSERT

    41 define_pd_global(intx, CompilerThreadStackSize,   4096);

    42 #else

    43 define_pd_global(intx, CompilerThreadStackSize,   2048);

    44 #endif

    45 

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

    47 define_pd_global(size_t, JVMInvokeMethodSlack,    8192);

    48 

    49 // Only used on 64 bit platforms.

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

    51 

    52 #endif // OS_CPU_LINUX_S390_VM_GLOBALS_LINUX_S390_HPP

    53 

    54