src/hotspot/os_cpu/linux_ppc/bytes_linux_ppc.inline.hpp
author egahlin
Fri, 18 Oct 2019 17:45:17 +0200
branchJEP-349-branch
changeset 58687 222f727e9b05
parent 53244 9807daeb47c4
permissions -rw-r--r--
Stabilize TestLatestEvent.java
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
23532
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     1
/*
53244
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 47216
diff changeset
     2
 * Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved.
23532
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     3
 * Copyright 2014 Google Inc.  All rights reserved.
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     4
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     5
 *
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     6
 * This code is free software; you can redistribute it and/or modify it
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     7
 * under the terms of the GNU General Public License version 2 only, as
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     8
 * published by the Free Software Foundation.
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
     9
 *
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    10
 * This code is distributed in the hope that it will be useful, but WITHOUT
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    11
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    12
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    13
 * version 2 for more details (a copy is included in the LICENSE file that
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    14
 * accompanied this code).
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    15
 *
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    16
 * You should have received a copy of the GNU General Public License version
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    17
 * 2 along with this work; if not, write to the Free Software Foundation,
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    18
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    19
 *
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    20
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    21
 * or visit www.oracle.com if you need additional information or have any
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    22
 * questions.
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    23
 *
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    24
 */
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    25
53244
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 47216
diff changeset
    26
#ifndef OS_CPU_LINUX_PPC_BYTES_LINUX_PPC_INLINE_HPP
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 47216
diff changeset
    27
#define OS_CPU_LINUX_PPC_BYTES_LINUX_PPC_INLINE_HPP
23532
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    28
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    29
#if defined(VM_LITTLE_ENDIAN)
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    30
#include <byteswap.h>
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    31
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    32
// Efficient swapping of data bytes from Java byte
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    33
// ordering to native byte ordering and vice versa.
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    34
inline u2 Bytes::swap_u2(u2 x) { return bswap_16(x); }
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    35
inline u4 Bytes::swap_u4(u4 x) { return bswap_32(x); }
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    36
inline u8 Bytes::swap_u8(u8 x) { return bswap_64(x); }
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    37
#endif // VM_LITTLE_ENDIAN
7e8719ce96ea 8036767: PPC64: Support for little endian execution model
kvn
parents:
diff changeset
    38
53244
9807daeb47c4 8216167: Update include guards to reflect correct directories
coleenp
parents: 47216
diff changeset
    39
#endif // OS_CPU_LINUX_PPC_BYTES_LINUX_PPC_INLINE_HPP