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Ultrix/MIPS specific signal context.

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This commit is contained in:
Ulrich Drepper 1997-06-21 02:47:13 +00:00
parent 0d08481430
commit f7b32a330a
1 changed files with 60 additions and 0 deletions
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sysdeps/unix/bsd/ultrix4/mips/bits/sigcontext.h Normal file
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/* Copyright (C) 1992, 1994 Free Software Foundation, Inc.
Contributed by Brendan Kehoe (brendan@zen.org).
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. */
/* Note that ANY change to this instantly implies a change to __handler.S. */
struct sigcontext
{
/* Nonzero if running on signal stack. */
int sc_onstack;
/* Signal mask to restore. */
__sigset_t sc_mask;
/* Program counter when the signal hit. */
__ptr_t sc_pc;
/* Registers 0 through 31. */
int sc_regs[32];
/* mul/div low and hi; these aren't part of a jmp_buf, but are part of the
sigcontext and are referenced from the signal trampoline code. */
int sc_mdlo;
int sc_mdhi;
/* Flag to see if the FP's been used. */
int sc_ownedfp;
/* Floating point registers 0 to 31. */
int sc_fpregs[32];
/* Control & status register for FP. */
int sc_fpc_csr;
/* Exception instruction register for FP. */
int sc_fpc_eir;
/* The coprocessor's cause register. */
int sc_cause;
/* CPU bad virtual address. */
__ptr_t sc_badvaddr;
/* CPU board bad physical address. */
__ptr_t sc_badpaddr;
};