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- /* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
- Derived from @(#)_setjmp.s 5.7 (Berkeley) 6/27/88,
- Copyright (c) 1980 Regents of the University of California.
-
- 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 <ansidecl.h>
- #include <setjmp.h>
-
- #ifndef __GNUC__
- #error This file uses GNU C extensions; you must compile with GCC.
- #endif
-
-
- /* Save the current program position in ENV and return 0. */
- int
- DEFUN(__setjmp, (env), jmp_buf env)
- {
- /* Save our caller's FP and PC. */
- asm("movl 12(fp), %0" : "=g" (env[0].__fp));
- asm("movl 16(fp), %0" : "=g" (env[0].__pc));
-
- return 0;
- }
-