/* setjmp for CRIS. Copyright (C) 2001, 2002, 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 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, see <http://www.gnu.org/licenses/>. */ #include "sysdep.h" .syntax no_register_prefix ENTRY (__sigsetjmp) .Local__sigsetjmp: #ifdef __arch_v32 moveq 1,r9 move.d r10,r12 addq 14*4,r12 movem r9,[r10] lapc 0f,r13 move.d sp,[r12+] move.d r13,[r12+] move srp,[r12+] #else moveq 1,r9 movem sp,[r10+1*4] #ifdef __PIC__ move.d pc,r9 addq 0f-.,r9 #else move.d 0f,r9 #endif move.d r9,[r10] move srp,[r10+16*4] #endif /* Saving and restoring CCR is meaningless, so we don't do it. */ /* Saving registers would complicate the implementation, but we can get away with not setting up R0 here since we know that __sigjmp_save is a local symbol; it doesn't have a PLT (which would have required GOT in R0 at the time of the jump). */ PLTJUMP (__sigjmp_save) 0: /* This is where longjmp returns. (Don't use "ret" - it's a macro. */ Ret move.d r9,r10 END (__sigsetjmp) /* Binary compatibility entry points. Having these in separate files is not meaningful and just adds library overhead. */ ENTRY (__setjmp) ba .Local__sigsetjmp moveq 0,r11 END (__setjmp) ENTRY (_setjmp) ba .Local__sigsetjmp moveq 0,r11 END (_setjmp) ENTRY (setjmp) ba .Local__sigsetjmp moveq 1,r11 END (setjmp)