1 /* 2 * Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2012, 2013 SAP SE. 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_AIX_PPC_PREFETCH_AIX_PPC_INLINE_HPP 27 #define OS_CPU_AIX_PPC_PREFETCH_AIX_PPC_INLINE_HPP 28 29 #include "runtime/prefetch.hpp" 30 31 32 inline void Prefetch::read(void *loc, intx interval) { 33 #if !defined(USE_XLC_BUILTINS) 34 __asm__ __volatile__ ( 35 " dcbt 0, %0 \n" 36 : 37 : /*%0*/"r" ( ((address)loc) +((long)interval) ) 38 //: 39 ); 40 #else 41 __dcbt(((address)loc) +((long)interval)); 42 #endif 43 } 44 45 inline void Prefetch::write(void *loc, intx interval) { 46 #if !defined(USE_XLC_PREFETCH_WRITE_BUILTIN) 47 __asm__ __volatile__ ( 48 " dcbtst 0, %0 \n" 49 : 50 : /*%0*/"r" ( ((address)loc) +((long)interval) ) 51 //: 52 ); 53 #else 54 __dcbtst( ((address)loc) +((long)interval) ); 55 #endif 56 } 57 58 #endif // OS_CPU_AIX_PPC_PREFETCH_AIX_PPC_INLINE_HPP