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| author | Roland McGrath <roland@gnu.org> | 2006-01-10 08:54:22 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2006-01-10 08:54:22 +0000 |
| commit | 0ca13e14122d9bfd4662e621d16e82325277886d (patch) | |
| tree | 389e3e733a0623287e12ac46e3af2572f88b0b53 /sysdeps/ia64 | |
| parent | de59a2917979a97c5c80fd2d78acc48152e87d6d (diff) | |
| download | glibc-0ca13e14122d9bfd4662e621d16e82325277886d.tar.gz glibc-0ca13e14122d9bfd4662e621d16e82325277886d.tar.xz glibc-0ca13e14122d9bfd4662e621d16e82325277886d.zip | |
* sysdeps/powerpc/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ...
* sysdeps/powerpc/jmpbuf-unwind.h: ... here. * sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/alpha/jmpbuf-unwind.h: ... here. * sysdeps/sparc/sparc32/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/sparc/sparc32/jmpbuf-unwind.h: ... here. * sysdeps/i386/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/i386/jmpbuf-unwind.h: ... here. * sysdeps/x86_64/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/x86_64/jmpbuf-unwind.h: ... here. * sysdeps/sh/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/sh/jmpbuf-unwind.h: ... here. * sysdeps/hppa/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/hppa/jmpbuf-unwind.h: ... here, new file. * sysdeps/mips/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/mips/jmpbuf-unwind.h: ... here. * sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/m68k/jmpbuf-unwind.h: ... here, new file. * sysdeps/s390/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/s390/jmpbuf-unwind.h: ... here. * sysdeps/unix/sysv/linux/ia64/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/ia64/jmpbuf-unwind.h: ... here. * sysdeps/unix/sysv/linux/sparc/bits/setjmp.h (_JMPBUF_UNWINDS): Move macro ... * sysdeps/sparc/sparc64/jmpbuf-unwind.h: ... here. * sysdeps/ia64/jmpbuf-unwind.h: New file, moved from nptl/.
Diffstat (limited to 'sysdeps/ia64')
| -rw-r--r-- | sysdeps/ia64/jmpbuf-unwind.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/sysdeps/ia64/jmpbuf-unwind.h b/sysdeps/ia64/jmpbuf-unwind.h new file mode 100644 index 0000000000..c53447223b --- /dev/null +++ b/sysdeps/ia64/jmpbuf-unwind.h @@ -0,0 +1,44 @@ +/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + 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 <setjmp.h> +#include <stdint.h> +#include <unwind.h> + +/* Test if longjmp to JMPBUF would unwind the frame containing a local + variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \ + ((void *) (_address) < (void *) (((long int *) _jmpbuf)[0])) + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + ({ uintptr_t _cfa = (uintptr_t) _Unwind_GetCFA (_context) - (_adj); \ + (_cfa < (uintptr_t)(((long *)(_jmpbuf))[0]) - (_adj) \ + || (_cfa == (uintptr_t)(((long *)(_jmpbuf))[0]) - (_adj) \ + && (uintptr_t) _Unwind_GetBSP (_context) - (_adj) \ + >= (uintptr_t)(((long *)(_jmpbuf))[17]) - (_adj))); \ + }) + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t)(_address) - (_adj) < (uintptr_t)(((long *)_jmpbuf)[0]) - (_adj)) + +/* We use a longjmp() which can cross from the alternate signal-stack + to the normal stack. */ +extern void __libc_unwind_longjmp (sigjmp_buf env, int val) + __attribute__ ((noreturn)); +hidden_proto (__libc_unwind_longjmp) |