glibc/sysdeps/ia64/elf/initfini.c
Andreas Jaeger 41bdb6e20c Update to LGPL v2.1.
2001-07-06  Paul Eggert  <eggert@twinsun.com>

	* manual/argp.texi: Remove ignored LGPL copyright notice; it's
	not appropriate for documentation anyway.
	* manual/libc-texinfo.sh: "Library General Public License" ->
	"Lesser General Public License".

2001-07-06  Andreas Jaeger  <aj@suse.de>

	* All files under GPL/LGPL version 2: Place under LGPL version
	2.1.
2001-07-06 04:58:11 +00:00

108 lines
2.5 KiB
C

/* Special .init and .fini section support for ia64.
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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 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*/
/*@_init_PROLOG_BEGINS*/
.section .init
.align 16
.global _init#
.proc _init#
_init:
alloc r34 = ar.pfs, 0, 3, 0, 0
mov r32 = r12
mov r33 = b0
adds r12 = -16, r12
addl r14 = @ltoff(@fptr(__gmon_start__#)), gp
;;
ld8 r15 = [r14]
;;
cmp.eq p6, p7 = 0, r15
(p6) br.cond.dptk .L5
/* we could use r35 to save gp, but we use the stack since that's what
* all the other init routines will do --davidm 00/04/05 */
st8 [r12] = gp, -16
br.call.sptk.many b0 = __gmon_start__# ;;
adds r12 = 16, r12
;;
ld8 gp = [r12]
;;
.L5:
.align 16
.endp _init#
/*@_init_PROLOG_ENDS*/
/*@_init_EPILOG_BEGINS*/
.section .init
.regstk 0,2,0,0
mov r12 = r32
mov ar.pfs = r34
mov b0 = r33
br.ret.sptk.many b0
.endp _init#
/*@_init_EPILOG_ENDS*/
/*@_fini_PROLOG_BEGINS*/
.section .fini
.align 16
.global _fini#
.proc _fini#
_fini:
alloc r34 = ar.pfs, 0, 3, 0, 0
mov r32 = r12
mov r33 = b0
adds r12 = -16, r12
;;
.align 16
.endp _fini#
/*@_fini_PROLOG_ENDS*/
br.call.sptk.many b0 = i_am_not_a_leaf# ;;
;;
/*@_fini_EPILOG_BEGINS*/
.section .fini
mov r12 = r32
mov ar.pfs = r34
mov b0 = r33
br.ret.sptk.many b0
.endp _fini#
/*@_fini_EPILOG_ENDS*/
/*@TRAILER_BEGINS*/
.weak __gmon_start__#
");