/*

 * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.

 * Copyright (c) 2014, Red Hat Inc. All rights reserved.

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

 *

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

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

 * published by the Free Software Foundation.

 *

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

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

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

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

 * accompanied this code).

 *

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

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

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

 *

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

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

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 *

 */

#ifndef OS_CPU_LINUX_AARCH64_VM_OS_LINUX_AARCH64_HPP

#define OS_CPU_LINUX_AARCH64_VM_OS_LINUX_AARCH64_HPP

  static void setup_fpu();

  static bool supports_sse();

  static jlong rdtsc();

  static bool is_allocatable(size_t bytes);

  // Used to register dynamic code cache area with the OS

  // Note: Currently only used in 64 bit Windows implementations

  static bool register_code_area(char *low, char *high) { return true; }

  // Atomically copy 64 bits of data

  static void atomic_copy64(const volatile void *src, volatile void *dst) {

    *(jlong *) dst = *(const jlong *) src;

  }

#endif // OS_CPU_LINUX_AARCH64_VM_OS_LINUX_AARCH64_HPP