1 /*
   2  * Copyright (c) 2013, Red Hat Inc.
   3  * Copyright (c) 1999, 2010, Oracle and/or its affiliates.
   4  * All rights reserved.
   5  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   7  * This code is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License version 2 only, as
   9  * published by the Free Software Foundation.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
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  26 
  27 #ifndef CPU_AARCH64_VM_GLOBALDEFINITIONS_AARCH64_HPP
  28 #define CPU_AARCH64_VM_GLOBALDEFINITIONS_AARCH64_HPP
  29 
  30 const int StackAlignmentInBytes  = 16;
  31 
  32 // Indicates whether the C calling conventions require that
  33 // 32-bit integer argument values are properly extended to 64 bits.
  34 // If set, SharedRuntime::c_calling_convention() must adapt
  35 // signatures accordingly.
  36 const bool CCallingConventionRequiresIntsAsLongs = false;
  37 
  38 #define SUPPORTS_NATIVE_CX8
  39 
  40 // The maximum B/BL offset range on AArch64 is 128MB.
  41 #undef CODE_CACHE_DEFAULT_LIMIT
  42 #define CODE_CACHE_DEFAULT_LIMIT (128*M)
  43 
  44 #endif // CPU_AARCH64_VM_GLOBALDEFINITIONS_AARCH64_HPP