arch/x86_64/lib/iomap_copy_64.S

   1 /*
   2  * Copyright 2006 PathScale, Inc.  All Rights Reserved.
   3  *
   4  * This file is free software; you can redistribute it and/or modify
   5  * it under the terms of version 2 of the GNU General Public License
   6  * as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software Foundation,
  15  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
  16  */
  17
  18 #include <linux/linkage.h>
  19 #include <asm/dwarf2.h>
  20
  21 /*
  22  * override generic version in lib/iomap_copy.c
  23  */
  24 ENTRY(__iowrite32_copy)
  25         CFI_STARTPROC
  26         movl %edx,%ecx
  27         rep movsd
  28         ret
  29         CFI_ENDPROC
  30 ENDPROC(__iowrite32_copy)