From 8dd9c51eb2f6c5dc659b426dc3bd114751adb405 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Thu, 31 Jan 2002 15:49:34 +0000 Subject: Fixup setjmp and longjmp so they behave themselves properly now on both x86 and arm... -Erik --- libc/sysdeps/linux/arm/__longjmp.S | 40 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 libc/sysdeps/linux/arm/__longjmp.S (limited to 'libc/sysdeps/linux/arm/__longjmp.S') diff --git a/libc/sysdeps/linux/arm/__longjmp.S b/libc/sysdeps/linux/arm/__longjmp.S new file mode 100644 index 000000000..4c12a748c --- /dev/null +++ b/libc/sysdeps/linux/arm/__longjmp.S @@ -0,0 +1,40 @@ +/* longjmp for ARM. + Copyright (C) 1997, 1998 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. */ + +#include +#define _SETJMP_H +#define _ASM +#include + + +.globl __longjmp; +.type __longjmp,%function +.align 4; +__longjmp: + mov ip, r0 /* save jmp_buf pointer */ + + movs r0, r1 /* get the return value in place */ + moveq r0, #1 /* can't let setjmp() return zero! */ + +#ifdef __UCLIBC_HAS_FLOATS__ + lfmfd f4, 4, [ip] ! /* load the floating point regs */ +#endif + + ldmia ip , {v1-v6, sl, fp, sp, pc} +.size __longjmp,.-__longjmp; -- cgit v1.2.3