glibc/sysdeps/mach/hurd/mips/sigcontext.h

/* Copyright (C) 1994 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 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.  */

/* 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
  {
    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;

    /* These four elements are laid out just like a `struct mips_thread_state';
       trampoline.c knows this, so it must be changed if this changes.  */
    int sc_gpr[31];		/* "General" registers; [0] is r1.  */
    int sc_pc;			/* Instruction pointer.  */
    int sc_mdlo, sc_mdhi;	/* High and low multiplication results.  */

    int sc_ps;			/* Processor status.  */
  };