glibc/sysdeps/mach/hurd/hppa/sigcontext.h
1995-02-18 01:27:10 +00:00

87 lines
3.0 KiB
C

/* Machine-dependent signal context structure for GNU Hurd. HPPA version.
Copyright (C) 1995 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
{
/* 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 a `struct
parisc_thread_state'. trampoline.c knows this, so it must be
changed if this changes. */
#define sc_parisc_thread_state sc_flags /* Beginning of correspondence. */
/* "General" registers $1..$31. */
unsigned int sc_regs[31];
/* Control registers. */
unsigned int sc_cr11; /* sar */
/* These four registers make up the PC. */
unsigned int iioq_head;
unsigned int iisq_head;
unsigned int iioq_tail;
unsigned int iisq_tail;
unsigned int sc_cr15;
unsigned int sc_cr19;
unsigned int sc_cr20;
unsigned int sc_cr21;
unsigned int sc_cr22; /* ipsw */
unsigned int sc_bsd_goto; /* unused */
unsigned int sc_sr4;
unsigned int sc_sr0;
unsigned int sc_sr1;
unsigned int sc_sr2;
unsigned int sc_sr3;
unsigned int sc_sr5;
unsigned int sc_sr6;
unsigned int sc_sr7;
unsigned int sc_cr0;
unsigned int sc_cr8;
unsigned int sc_cr9;
unsigned int sc_cr10; /* unused */
unsigned int sc_cr12;
unsigned int sc_cr13;
unsigned int sc_cr24; /* unused */
unsigned int sc_cr25; /* unused */
unsigned int sc_cr26; /* unused */
unsigned sc_mpsfu_high; /* unused */
unsigned sc_mpsfu_low; /* unused */
unsigned sc_mpsfu_ovflo; /* unused */
int sc_pad;
/* Floating point registers $f0..$f31. */
double sc_fpregs[32];
};