os_linux_aarch64.hpp

/*
 * Copyright (c) 1999, 2020, 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.
 *
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 * published by the Free Software Foundation.
 *
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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#ifndef OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP
#define OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP

#if defined(COMPATIBLE_CDS_ALIGNMENT)
#define CDS_CORE_REGION_ALIGNMENT (64*K)
#endif

  static void setup_fpu();

  // 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_OS_LINUX_AARCH64_HPP