hotspot/src/os_cpu/linux_arm/vm/bytes_linux_arm.inline.hpp
author bobv
Mon, 19 Dec 2016 12:39:01 -0500
changeset 42664 29142a56c193
permissions -rw-r--r--
8168503: JEP 297: Unified arm32/arm64 Port Reviewed-by: kvn, enevill, ihse, dholmes, erikj, coleenp, cjplummer

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * 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).
 *
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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_ARM_VM_BYTES_LINUX_ARM_INLINE_HPP
#define OS_CPU_LINUX_ARM_VM_BYTES_LINUX_ARM_INLINE_HPP

#include <byteswap.h>

// Efficient swapping of data bytes from Java byte
// ordering to native byte ordering and vice versa.
inline u2 Bytes::swap_u2(u2 x) {
  // TODO: ARM - optimize
  return bswap_16(x);
}

inline u4 Bytes::swap_u4(u4 x) {
  // TODO: ARM - optimize
  return bswap_32(x);
}

inline u8 Bytes::swap_u8(u8 x) {
  // TODO: ARM - optimize
  return bswap_64(x);
}

#endif // OS_CPU_LINUX_ARM_VM_BYTES_LINUX_ARM_INLINE_HPP