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/* Copyright (C) 1998, 2000 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SYS_UCONTEXT_H
#define _SYS_UCONTEXT_H 1
#include <features.h>
#include <signal.h>
#include <bits/sigcontext.h>
typedef struct
{
/* Place-holder for interrupt collection state. */
long int ics_placeholder[15];
unsigned long int ar_fpsr; /* Floating point status. */
unsigned long int gp; /* Global data pointer (gr1). */
/* scratch registers: */
unsigned long int gr8, gr9, gr10, gr11, gr13, gr14, gr15;
unsigned long int gr16, gr17, gr18, gr19, gr20, gr21, gr22, gr23;
unsigned long int gr24, gr25, gr26, gr27, gr28, gr29, gr30, gr31;
unsigned long int ar_unat;
unsigned long int ar_ec;
unsigned long int ar_ccv;
/* RSE state: */
unsigned long int ar_bsp_base; /* Location of RSE spill area. */
unsigned long int ar_pfs;
unsigned long int ar_rsc;
unsigned long int ar_bspstore;
unsigned long int ar_rnat;
/* Misc. state: */
unsigned long int dirty; /* BSP - BSPSTORE */
unsigned long int cr_tpr; /* Hw interrupt mask register. */
unsigned long int tpdp; /* thread private data pointer. */
unsigned long int br_6, br_7;
/* Argument regs (gr32-gr39): */
unsigned long int arg0, arg1, arg2, arg3;
unsigned long int arg4, arg5, arg6, arg7;
unsigned long int ss_flags; /* Save state flags. */
unsigned long int br_1, br_2, br_3, br_4, br_5; /* Branch registers. */
unsigned long int p_regs; /* Predicates. */
} mcontext_t;
typedef struct ucontext
{
mcontext_t uc_mcontext; /* saved machine state */
int uc_spares[8]; /* room to grow... */
unsigned int uc_created_by_getcontext: 1;
unsigned int uc_reserved_flags: 31;
struct ucontext *uc_link;
__sigset_t uc_sigmask;
stack_t uc_stack;
} ucontext_t;
#endif /* sys/ucontext.h */
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