1/* 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2014, Red Hat Inc. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26#ifndef OS_CPU_LINUX_AARCH64_VM_PREFETCH_LINUX_AARCH64_INLINE_HPP 27#define OS_CPU_LINUX_AARCH64_VM_PREFETCH_LINUX_AARCH64_INLINE_HPP 28 29#include "runtime/prefetch.hpp" 30 31 32inline void Prefetch::read (void *loc, intx interval) { 33#ifndef BUILTIN_SIM 34 if (interval >= 0) 35 asm("prfm PLDL1KEEP, [%0, %1]" : : "r"(loc), "r"(interval)); 36#endif 37} 38 39inline void Prefetch::write(void *loc, intx interval) { 40#ifndef BUILTIN_SIM 41 if (interval >= 0) 42 asm("prfm PSTL1KEEP, [%0, %1]" : : "r"(loc), "r"(interval)); 43#endif 44} 45 46#endif // OS_CPU_LINUX_AARCH64_VM_PREFETCH_LINUX_AARCH64_INLINE_HPP 47