1 /*

     2  * Copyright 2003-2007 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  *

    23  */

    24 

    25 #if defined(COMPILER2) || defined(_LP64)

    26 

    27 inline void Prefetch::read(void *loc, intx interval) {

    28   __asm__ volatile("prefetch [%0+%1], 0" : : "r" (loc), "r" (interval) : "memory" );

    29 }

    30 

    31 inline void Prefetch::write(void *loc, intx interval) {

    32   __asm__ volatile("prefetch [%0+%1], 2" : : "r" (loc), "r" (interval) : "memory" );

    33 }

    34 

    35 #else

    36 

    37 inline void Prefetch::read (void *loc, intx interval) {}

    38 inline void Prefetch::write(void *loc, intx interval) {}

    39 

    40 #endif