sysdeps/alpha/strcpy.S

   1 /* Copyright (C) 1996 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Richard Henderson <rth@tamu.edu>, 1996.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 /* Copy a null-terminated string from SRC to DST.  Return a pointer
  21    to the null-terminator in the source.  */
  22
  23 #include <sysdep.h>
  24
  25         .text
  26
  27 ENTRY(strcpy)
  28         ldgp    gp, 0(pv)
  29 #ifdef PROF
  30         .set noat
  31         lda     AT, _mcount
  32         jsr     AT, (AT), _mcount
  33         .set at
  34 #endif
  35         .prologue 1
  36
  37         mov     a0, v0          # set up return value
  38         mov     ra, t9
  39         jmp     $31, __stxcpy   # do the copy
  40
  41         END(strcpy)