diff options
Diffstat (limited to 'sysdeps/s390/initfini.c')
| -rw-r--r-- | sysdeps/s390/initfini.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/sysdeps/s390/initfini.c b/sysdeps/s390/initfini.c new file mode 100644 index 0000000000..e332a1d615 --- /dev/null +++ b/sysdeps/s390/initfini.c @@ -0,0 +1,149 @@ +/* Special .init and .fini section support for S/390. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it + and/or modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Library General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The Library General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + The GNU C Library is distributed in the hope that it will be + useful, but WITHOUT ANY WARRANTY; without even the implied warranty + of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This file is compiled into assembly code which is then munged by a sed + script into two files: crti.s and crtn.s. + + * crti.s puts a function prologue at the beginning of the + .init and .fini sections and defines global symbols for + those addresses, so they can be called as functions. + + * crtn.s puts the corresponding function epilogues + in the .init and .fini sections. */ + +__asm__ (" + +#include \"defs.h\" + +/*@HEADER_ENDS*/ + +/*@TESTS_BEGIN*/ + +/*@TESTS_END*/ + +/*@_init_PROLOG_BEGINS*/ + + .section .init +#NO_APP + .align 4 +.globl _init + .type _init,@function +_init: +# leaf function 0 +# automatics 0 +# outgoing args 0 +# need frame pointer 0 +# call alloca 0 +# has varargs 0 +# incoming args (stack) 0 +# function length 36 + STM 6,15,24(15) + BRAS 13,.LTN1_0 +.LT1_0: +.LC14: + .long __gmon_start__@GOT +.LC15: + .long _GLOBAL_OFFSET_TABLE_-.LT1_0 +.LTN1_0: + LR 1,15 + AHI 15,-96 + ST 1,0(15) + L 12,.LC15-.LT1_0(13) + AR 12,13 + L 1,.LC14-.LT1_0(13) + L 1,0(1,12) + LTR 1,1 + JE .L22 + BASR 14,1 +.L22: +#APP + ALIGN + END_INIT + +/*@_init_PROLOG_ENDS*/ + +/*@_init_EPILOG_BEGINS*/ + .align 4 + .section .init +#NO_APP + .align 4 + L 4,152(15) + LM 6,15,120(15) + BR 4 +#APP + END_INIT + +/*@_init_EPILOG_ENDS*/ + +/*@_fini_PROLOG_BEGINS*/ + .section .fini +#NO_APP + .align 4 +.globl _fini + .type _fini,@function +_fini: +# leaf function 0 +# automatics 0 +# outgoing args 0 +# need frame pointer 0 +# call alloca 0 +# has varargs 0 +# incoming args (stack) 0 +# function length 30 + STM 6,15,24(15) + BRAS 13,.LTN2_0 +.LT2_0: +.LC17: + .long _GLOBAL_OFFSET_TABLE_-.LT2_0 +.LTN2_0: + LR 1,15 + AHI 15,-96 + ST 1,0(15) + L 12,.LC17-.LT2_0(13) + AR 12,13 +#APP + ALIGN + END_FINI + +/*@_fini_PROLOG_ENDS*/ + +/*@_fini_EPILOG_BEGINS*/ + .align 4 + .section .fini +#NO_APP + .align 4 + L 4,152(15) + LM 6,15,120(15) + BR 4 +#APP + END_FINI + +/*@_fini_EPILOG_ENDS*/ + +/*@TRAILER_BEGINS*/ +"); |