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
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  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