libgcc/config/xtensa/crti.S

   1 # Start .init and .fini sections.
   2 # Copyright (C) 2003-2016 Free Software Foundation, Inc.
   3 #
   4 # This file is free software; you can redistribute it and/or modify it
   5 # under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3, or (at your option)
   7 # any later version.
   8 #
   9 # GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  10 # WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 # for more details.
  13 #
  14 # Under Section 7 of GPL version 3, you are granted additional
  15 # permissions described in the GCC Runtime Library Exception, version
  16 # 3.1, as published by the Free Software Foundation.
  17 #
  18 # You should have received a copy of the GNU General Public License and
  19 # a copy of the GCC Runtime Library Exception along with this program;
  20 # see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  21 # <http://www.gnu.org/licenses/>.
  22
  23 # This file just makes a stack frame for the contents of the .fini and
  24 # .init sections.  Users may put any desired instructions in those
  25 # sections.
  26
  27 #include "xtensa-config.h"
  28
  29         .section .init
  30         .globl _init
  31         .type _init,@function
  32         .align  4
  33 _init:
  34 #if XCHAL_HAVE_WINDOWED && !__XTENSA_CALL0_ABI__
  35         entry   sp, 64
  36 #else
  37         addi    sp, sp, -32
  38         s32i    a0, sp, 0
  39 #endif
  40
  41         .section .fini
  42         .globl _fini
  43         .type _fini,@function
  44         .align  4
  45 _fini:
  46 #if XCHAL_HAVE_WINDOWED && !__XTENSA_CALL0_ABI__
  47         entry   sp, 64
  48 #else
  49         addi    sp, sp, -32
  50         s32i    a0, sp, 0
  51 #endif