diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h b/sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h new file mode 100644 index 0000000000..101aad7e5a --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h @@ -0,0 +1,58 @@ +/* Copyright (C) 1996, 1997, 1998,2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jes Sorensen <jes@linuxcare.com>, July 2000 + + 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H +# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead." +#endif + +#ifndef sigcontext_struct +/* Kernel headers before 2.1.1 define a struct sigcontext_struct, but + we need sigcontext. */ +# define sigcontext_struct sigcontext +#endif + +#include <asm/fpu.h> +#include <bits/sigstack.h> + +struct sigcontext +{ + unsigned long int sc_flags; /* see manifest constants above */ + unsigned long int sc_nat; /* bit i == 1 iff scratch reg gr[i] is a NaT */ + stack_t sc_stack; /* previously active stack */ + + unsigned long int sc_ip; /* instruction pointer */ + unsigned long int sc_cfm; /* current frame marker */ + unsigned long int sc_um; /* user mask bits */ + unsigned long int sc_ar_rsc; /* register stack configuration register */ + unsigned long int sc_ar_bsp; /* backing store pointer */ + unsigned long int sc_ar_rnat; /* RSE NaT collection register */ + unsigned long int sc_ar_ccv; /* compare & exchange compare value register */ + unsigned long int sc_ar_unat; /* ar.unat of interrupted context */ + unsigned long int sc_ar_fpsr; /* floating-point status register */ + unsigned long int sc_ar_pfs; /* previous function state */ + unsigned long int sc_ar_lc; /* loop count register */ + unsigned long int sc_pr; /* predicate registers */ + unsigned long int sc_br[8]; /* branch registers */ + unsigned long int sc_gr[32]; /* general registers (static partition) */ + struct ia64_fpreg sc_fr[128]; /* floating-point registers */ + + /* sc_mask is actually an sigset_t but we don't want to + * include the kernel headers here. */ + unsigned long int sc_mask; /* signal mask to restore after handler returns */ +}; |