sysdeps/powerpc/powerpc32/bsd-_setjmp.S

   1 /* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'.  PowerPC32/64 version.
   2    Copyright (C) 1994-2015 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    <http://www.gnu.org/licenses/>.  */
  18 #include <shlib-compat.h>
  19 #include <libc-symbols.h>
  20 #include <sysdep.h>
  21
  22 #if !IS_IN (libc)
  23 /* Build a non-versioned object for rtld-*.  */
  24 ENTRY (_setjmp)
  25         li r4,0                 /* Set second argument to 0.  */
  26         b __sigsetjmp@local
  27 END (_setjmp)
  28 libc_hidden_def (_setjmp)
  29 #else
  30 /* Build a versioned object for libc.  */
  31
  32 # if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)
  33 compat_symbol (libc, __novmx_setjmp, _setjmp, GLIBC_2_0);
  34
  35 ENTRY (__novmx_setjmp)
  36         li r4,0                 /* Set second argument to 0.  */
  37         b __novmx__sigsetjmp@local
  38 END (__novmx_setjmp)
  39 libc_hidden_def (__novmx_setjmp)
  40 # endif /* defined SHARED  && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */
  41
  42 versioned_symbol (libc, __vmx_setjmp, _setjmp, GLIBC_2_3_4)
  43 /* __GI__setjmp prototype is needed for ntpl i.e. _setjmp is defined
  44    as a libc_hidden_proto & is used in sysdeps/generic/libc-start.c
  45    if HAVE_CLEANUP_JMP_BUF is defined */
  46 ENTRY (__GI__setjmp)
  47         li r4,0                 /* Set second argument to 0.  */
  48         b __vmx__sigsetjmp@local
  49 END (__GI__setjmp)
  50
  51 ENTRY (__vmx_setjmp)
  52         li r4,0                 /* Set second argument to 0.  */
  53         b __vmx__sigsetjmp@local
  54 END (__vmx_setjmp)
  55 libc_hidden_def (__vmx_setjmp)
  56 #endif /* IS_IN (libc) */