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/*-
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
* Copyright (C) 1995, 1996 TooLs GmbH.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by TooLs GmbH.
* 4. The name of TooLs GmbH may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $NetBSD: signal.h,v 1.4 1998/09/14 02:48:34 thorpej Exp $
* $FreeBSD$
*/
#ifndef _MACHINE_UCONTEXT_H_
#define _MACHINE_UCONTEXT_H_
typedef struct __mcontext {
int mc_vers;
int mc_flags;
#define _MC_FP_VALID 0x01
#define _MC_AV_VALID 0x02
int mc_onstack; /* saved onstack flag */
int mc_len; /* sizeof(__mcontext) */
uint64_t mc_avec[32*2]; /* vector register file */
uint32_t mc_av[2];
register_t mc_frame[42];
uint64_t mc_fpreg[33];
} mcontext_t __aligned(16);
#if defined(_KERNEL) && defined(__powerpc64__)
typedef struct __mcontext32 {
int mc_vers;
int mc_flags;
#define _MC_FP_VALID 0x01
#define _MC_AV_VALID 0x02
int mc_onstack; /* saved onstack flag */
int mc_len; /* sizeof(__mcontext) */
uint64_t mc_avec[32*2]; /* vector register file */
uint32_t mc_av[2];
uint32_t mc_frame[42];
uint64_t mc_fpreg[33];
} mcontext32_t __aligned(16);
#endif
/* GPRs and supervisor-level regs */
#define mc_gpr mc_frame
#define mc_lr mc_frame[32]
#define mc_cr mc_frame[33]
#define mc_xer mc_frame[34]
#define mc_ctr mc_frame[35]
#define mc_srr0 mc_frame[36]
#define mc_srr1 mc_frame[37]
#define mc_exc mc_frame[38]
#define mc_dar mc_frame[39]
#define mc_dsisr mc_frame[40]
/* floating-point state */
#define mc_fpscr mc_fpreg[32]
/* altivec state */
#define mc_vscr mc_av[0]
#define mc_vrsave mc_av[1]
#define _MC_VERSION 0x1
#define _MC_VERSION_KSE 0xee /* partial ucontext for libpthread */
#endif /* !_MACHINE_UCONTEXT_H_ */
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