/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. m68k version. Copyright (C) 1994, 1997 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. */ /* 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 MOTOROLA_SYNTAX #define d0 %d0 #define d1 %d1 #define PUSH(reg) move.l reg, -(%sp) #define POP(reg) move.l (%sp)+, reg #else #define PUSH(reg) movel reg, sp@- #define POP(reg) movel sp@+, reg #endif ENTRY (setjmp) POP (d0) /* Pop return PC. */ POP (d1) /* Pop jmp_buf argument. */ pea 1 /* Push second argument of one. */ PUSH (d1) /* Push back first argument. */ PUSH (d0) /* Push back return PC. */ #ifdef PIC bra.l C_SYMBOL_NAME (__sigsetjmp@PLTPC) #else jmp C_SYMBOL_NAME (__sigsetjmp) #endif END (setjmp)