Mercurial > hg > graal-compiler
view src/os_cpu/bsd_zero/vm/bytes_bsd_zero.inline.hpp @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author | coleenp |
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date | Sat, 01 Sep 2012 13:25:18 -0400 |
parents | 436b4a3231bf |
children |
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/* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. 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 * questions. * */ #ifndef OS_CPU_BSD_ZERO_VM_BYTES_BSD_ZERO_INLINE_HPP #define OS_CPU_BSD_ZERO_VM_BYTES_BSD_ZERO_INLINE_HPP // Efficient swapping of data bytes from Java byte // ordering to native byte ordering and vice versa. #ifdef __APPLE__ # include <libkern/OSByteOrder.h> #else # include <sys/endian.h> #endif #if defined(__APPLE__) # define bswap_16(x) OSSwapInt16(x) # define bswap_32(x) OSSwapInt32(x) # define bswap_64(x) OSSwapInt64(x) #elif defined(__OpenBSD__) # define bswap_16(x) swap16(x) # define bswap_32(x) swap32(x) # define bswap_64(x) swap64(x) #elif defined(__NetBSD__) # define bswap_16(x) bswap16(x) # define bswap_32(x) bswap32(x) # define bswap_64(x) bswap64(x) #else # define bswap_16(x) __bswap16(x) # define bswap_32(x) __bswap32(x) # define bswap_64(x) __bswap64(x) #endif inline u2 Bytes::swap_u2(u2 x) { return bswap_16(x); } inline u4 Bytes::swap_u4(u4 x) { return bswap_32(x); } inline u8 Bytes::swap_u8(u8 x) { return bswap_64(x); } #endif // OS_CPU_BSD_ZERO_VM_BYTES_BSD_ZERO_INLINE_HPP