glibc/sysdeps/alpha/setjmp.S
Roland McGrath 56e70371a6 Wed May 29 00:57:37 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/alpha/_mcount.S, sysdeps/alpha/bb_init_func.S,
 	sysdeps/alpha/bsd-_setjmp.S, sysdeps/alpha/bsd-setjmp.S,
 	sysdeps/alpha/copysign.S, sysdeps/alpha/divrem.h,
 	sysdeps/alpha/fabs.S, sysdeps/alpha/ffs.S, sysdeps/alpha/htonl.S,
 	sysdeps/alpha/htons.S, sysdeps/alpha/memchr.S,
 	sysdeps/alpha/setjmp.S, sysdeps/alpha/strlen.S,
 	sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S,
 	sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S,
 	sysdeps/unix/sysv/linux/alpha/llseek.S,
 	sysdeps/unix/sysv/linux/alpha/pipe.S,
 	sysdeps/unix/sysv/linux/alpha/sigsuspend.S,
 	sysdeps/unix/sysv/linux/alpha/sysdep.S: Use END macro instead of
 	.end directive.
1996-06-02 18:49:21 +00:00

34 lines
1.3 KiB
ArmAsm

/* Copyright (C) 1992, 1994 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.
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, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <sysdep.h>
/* The function __sigsetjmp_aux saves all the registers, but it can't
reliably access the stack or frame pointers, so we pass them in as
extra arguments. */
ENTRY (__sigsetjmp)
ldgp $29, 0($27)
.prologue 1
lda $27, __sigsetjmp_aux /* Load address to jump to. */
bis $30, $30, $18 /* Pass SP as 3rd arg. */
bis $15, $15, $19 /* Pass FP as 4th arg. */
jmp $31, ($27), __sigsetjmp_aux /* Call __sigsetjmp_aux. */
END(__sigsetjmp)