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42 lines
1.6 KiB
C++
42 lines
1.6 KiB
C++
/*
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* Copyright (c) 2003, 2026, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2014, Red Hat Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef OS_CPU_LINUX_AARCH64_PREFETCH_LINUX_AARCH64_INLINE_HPP
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#define OS_CPU_LINUX_AARCH64_PREFETCH_LINUX_AARCH64_INLINE_HPP
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// Included in runtime/prefetch.inline.hpp
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inline void Prefetch::read (const void *loc, intx interval) {
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if (interval >= 0)
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asm("prfm PLDL1KEEP, [%0, %1]" : : "r"(loc), "r"(interval));
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}
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inline void Prefetch::write(void *loc, intx interval) {
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if (interval >= 0)
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asm("prfm PSTL1KEEP, [%0, %1]" : : "r"(loc), "r"(interval));
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}
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#endif // OS_CPU_LINUX_AARCH64_PREFETCH_LINUX_AARCH64_INLINE_HPP
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