mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-05 03:01:05 +00:00
85cb580365
multi-line strings. 2003-02-04 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/hppa/pt-initfini.c: Do not use multi-line strings.
110 lines
3.5 KiB
C
110 lines
3.5 KiB
C
/* Special .init and .fini section support for HPPA. Linuxthreads version.
|
|
Copyright (C) 2001, 2003 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.
|
|
|
|
In addition to the permissions in the GNU Lesser 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 Lesser 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 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; 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. */
|
|
|
|
/* If we use the standard C version, the linkage table pointer won't
|
|
be properly preserved due to the splitting up of function prologues
|
|
and epilogues. Therefore we write these in assembly to make sure
|
|
they do the right thing. */
|
|
|
|
__asm__ (
|
|
"#include \"defs.h\"\n"
|
|
"\n"
|
|
"/*@HEADER_ENDS*/\n"
|
|
"\n"
|
|
"/*@_init_PROLOG_BEGINS*/\n"
|
|
" .section .init\n"
|
|
" .align 4\n"
|
|
" .globl _init\n"
|
|
" .type _init,@function\n"
|
|
"_init:\n"
|
|
" stw %rp,-20(%sp)\n"
|
|
" stwm %r4,64(%sp)\n"
|
|
" stw %r19,-32(%sp)\n"
|
|
" bl __pthread_initialize_minimal,%rp\n"
|
|
" copy %r19,%r4 /* delay slot */\n"
|
|
" copy %r4,%r19\n"
|
|
"/*@_init_PROLOG_ENDS*/\n"
|
|
"\n"
|
|
"/*@_init_EPILOG_BEGINS*/\n"
|
|
"/* Here is the tail end of _init. */\n"
|
|
" .section .init\n"
|
|
" ldw -84(%sp),%rp\n"
|
|
" copy %r4,%r19\n"
|
|
" bv %r0(%rp)\n"
|
|
"_end_init:\n"
|
|
" ldwm -64(%sp),%r4\n"
|
|
"\n"
|
|
"/* Our very own unwind info, because the assembler can't handle\n"
|
|
" functions split into two or more pieces. */\n"
|
|
" .section .PARISC.unwind,\"a\",@progbits\n"
|
|
" .extern _init\n"
|
|
" .word _init, _end_init\n"
|
|
" .byte 0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x08\n"
|
|
"\n"
|
|
"/*@_init_EPILOG_ENDS*/\n"
|
|
"\n"
|
|
"/*@_fini_PROLOG_BEGINS*/\n"
|
|
" .section .fini\n"
|
|
" .align 4\n"
|
|
" .globl _fini\n"
|
|
" .type _fini,@function\n"
|
|
"_fini:\n"
|
|
" stw %rp,-20(%sp)\n"
|
|
" stwm %r4,64(%sp)\n"
|
|
" stw %r19,-32(%sp)\n"
|
|
" copy %r19,%r4\n"
|
|
"/*@_fini_PROLOG_ENDS*/\n"
|
|
"\n"
|
|
"/*@_fini_EPILOG_BEGINS*/\n"
|
|
" .section .fini\n"
|
|
" ldw -84(%sp),%rp\n"
|
|
" copy %r4,%r19\n"
|
|
" bv %r0(%rp)\n"
|
|
"_end_fini:\n"
|
|
" ldwm -64(%sp),%r4\n"
|
|
"\n"
|
|
" .section .PARISC.unwind,\"a\",@progbits\n"
|
|
" .extern _fini\n"
|
|
" .word _fini, _end_fini\n"
|
|
" .byte 0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x08\n"
|
|
"\n"
|
|
"/*@_fini_EPILOG_ENDS*/\n"
|
|
"\n"
|
|
"/*@TRAILER_BEGINS*/\n"
|
|
);
|