glibc/sysdeps/mips/bsd-setjmp.S
Andreas Jaeger ba0b6741da * sysdeps/mips/bsd-_setjmp.S (_setjmp): Reorder instructions to
avoid problems on MIPS I. 
* sysdeps/mips/bsd-setjmp.S (setjmp): Likewise.
	* sysdeps/mips/dl-machine.h (RTLD_START): Remove duplicate ".set
	noreorder".
2001-02-22 08:27:50 +00:00

43 lines
1.4 KiB
ArmAsm

/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. MIPS version.
Copyright (C) 1996, 1997, 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.
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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
We cannot do it in C because it must be a tail-call, so frame-unwinding
in setjmp doesn't clobber the state restored by longjmp. */
#include <sysdep.h>
#ifdef __PIC__
.option pic2
#endif
ENTRY (setjmp)
.set noreorder
#ifdef __PIC__
.cpload t9
.set reorder
la t9, C_SYMBOL_NAME (__sigsetjmp)
#endif
li a1, 1 /* Pass a second argument of one. */
#ifdef __PIC__
jr t9
#else
j C_SYMBOL_NAME (__sigsetjmp)
#endif
.end setjmp