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
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  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