1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #include <sys/asm_linkage.h>
  28 #include <sys/machthread.h>
  29 #include <sys/fsr.h>
  30 
  31 /*LINTLIBRARY*/
  32 
  33 #define VIS_BLOCKSIZE   64
  34 
  35         .seg    ".data"
  36         .align  VIS_BLOCKSIZE
  37         .type   sync_buf, #object
  38 sync_buf:
  39         .skip   VIS_BLOCKSIZE
  40         .size   sync_buf, VIS_BLOCKSIZE
  41 
  42         ENTRY(tomatillo_store_store_order)
  43         set     sync_buf, %o1
  44 
  45         rd      %fprs, %o2                      ! %o2 = saved fprs
  46         or      %o2, FPRS_FEF, %o3
  47         wr      %g0, %o3, %fprs                 ! make sure fp is enabled
  48         stda    %d0, [%o1]ASI_BLK_COMMIT_P
  49         wr      %o2, 0, %fprs                   ! restore fprs
  50 
  51         retl
  52         membar  #Sync
  53         SET_SIZE(tomatillo_store_store_order)
  54