diff options
Diffstat (limited to 'libc/sysdeps/linux/ia64/bits/setjmp.h')
-rw-r--r-- | libc/sysdeps/linux/ia64/bits/setjmp.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/ia64/bits/setjmp.h b/libc/sysdeps/linux/ia64/bits/setjmp.h new file mode 100644 index 000000000..76625753d --- /dev/null +++ b/libc/sysdeps/linux/ia64/bits/setjmp.h @@ -0,0 +1,40 @@ +/* Define the machine-dependent type `jmp_buf'. Linux/IA-64 version. + Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Mosberger-Tang <davidm@hpl.hp.com>. + + 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. */ + +#ifndef _BITS_SETJMP_H +#define _BITS_SETJMP_H 1 + +#if !defined _SETJMP_H && !defined _PTHREAD_H +# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." +#endif + +/* User code must not depend on the internal representation of jmp_buf. */ + +#define _JBLEN 70 + +/* the __jmp_buf element type should be __float80 per ABI... */ +typedef long __jmp_buf[_JBLEN] __attribute__ ((aligned (16))); /* guarantees 128-bit alignment! */ + +/* Test if longjmp to JMPBUF would unwind the frame containing a local + variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ + ((void *)(_address) < (void *)(((long *)_jmpbuf)[0])) + +#endif /* bits/setjmp.h */ |