| /* Machine-dependent signal context structure for GNU Hurd. PowerPC version. |
| Copyright (C) 2001,02 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; 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 sc_pc |
| |
| /* Signal handlers are actually called: |
| void handler (int sig, int code, struct sigcontext *scp); */ |
| |
| /* State of this thread when the signal was taken. */ |
| struct sigcontext |
| { |
| /* These first members are machine-independent. */ |
| |
| int sc_onstack; /* Nonzero if running on sigstack. */ |
| __sigset_t sc_mask; /* Blocked signals to restore. */ |
| |
| /* MiG reply port this thread is using. */ |
| unsigned int sc_reply_port; |
| |
| /* Port this thread is doing an interruptible RPC on. */ |
| unsigned int sc_intr_port; |
| |
| /* Error code associated with this signal (interpreted as `error_t'). */ |
| int sc_error; |
| |
| /* All following members are machine-dependent. The rest of this |
| structure is written to be laid out identically to: |
| { |
| struct ppc_thread_state basic; |
| struct ppc_exc_state exc; |
| struct ppc_float_state fpu; |
| } |
| trampoline.c knows this, so it must be changed if this changes. */ |
| |
| #define sc_ppc_thread_state sc_srr0 /* Beginning of correspondence. */ |
| #define sc_pc sc_srr0 /* For sysdeps/generic/profil-counter.h. */ |
| unsigned int sc_srr0; |
| unsigned int sc_srr1; |
| unsigned int sc_gprs[32]; |
| unsigned int sc_cr; |
| unsigned int sc_xer; |
| unsigned int sc_lr; |
| unsigned int sc_ctr; |
| unsigned int sc_mq; |
| unsigned int sc_ts_pad; |
| |
| #define sc_ppc_exc_state sc_dar |
| unsigned int sc_dar; |
| unsigned int sc_dsisr; |
| unsigned int sc_exception; |
| unsigned int sc_es_pad0; |
| unsigned int sc_es_pad1[4]; |
| |
| #define sc_ppc_float_state sc_fprs[0] |
| double sc_fprs[32]; |
| unsigned int sc_fpscr_pad; |
| unsigned int sc_fpscr; |
| }; |
| |
| #endif /* sc_pc */ |