sysdeps/powerpc/powerpc32/power4/multiarch/memset-ppc32.S

   1 /* Default memset implementation for PowerPC32.
   2    Copyright (C) 1997-2019 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   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, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <sysdep.h>
  20
  21 #if defined SHARED && IS_IN (libc)
  22 # undef EALIGN
  23 # define EALIGN(name, alignt, words)                            \
  24   .globl C_SYMBOL_NAME(__memset_ppc);                           \
  25   .type C_SYMBOL_NAME(__memset_ppc),@function;          \
  26   .align ALIGNARG(alignt);                                      \
  27   EALIGN_W_##words;                                             \
  28   C_LABEL(__memset_ppc)                                 \
  29   cfi_startproc;
  30
  31 # undef END
  32 # define END(name)                                              \
  33   cfi_endproc;                                                  \
  34   ASM_SIZE_DIRECTIVE(__memset_ppc)
  35
  36 # undef libc_hidden_builtin_def
  37 # define libc_hidden_builtin_def(name)                          \
  38     .globl __GI_memset; __GI_memset = __memset_ppc
  39 #endif
  40
  41 #include <sysdeps/powerpc/powerpc32/power4/memset.S>