ucontext.h

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    1 /*-
    2  * Copyright (c) 1999 Marcel Moolenaar
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer 
   10  *    in this position and unchanged.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. The name of the author may not be used to endorse or promote products
   15  *    derived from this software without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  *
   28  *      from: FreeBSD: src/sys/alpha/include/ucontext.h,v 1.3 1999/10/08
   29  * $FreeBSD: releng/8.2/sys/sparc64/include/ucontext.h 109036 2003-01-10 00:04:56Z jake $
   30  */
   31 
   32 #ifndef _MACHINE_UCONTEXT_H_
   33 #define _MACHINE_UCONTEXT_H_
   34 
   35 struct __mcontext {
   36         uint64_t mc_global[8];
   37         uint64_t mc_out[8];
   38         uint64_t mc_local[8];
   39         uint64_t mc_in[8];
   40         uint32_t mc_fp[64];
   41 } __aligned(64);
   42 
   43 typedef struct __mcontext mcontext_t;
   44 
   45 #define mc_flags        mc_global[0]
   46 #define mc_sp           mc_out[6]
   47 #define mc_fprs         mc_local[0]
   48 #define mc_fsr          mc_local[1]
   49 #define mc_gsr          mc_local[2]
   50 #define mc_tnpc         mc_in[0]
   51 #define mc_tpc          mc_in[1]
   52 #define mc_tstate       mc_in[2]
   53 #define mc_y            mc_in[4]
   54 #define mc_wstate       mc_in[5]
   55 
   56 #define _MC_VERSION_SHIFT       0
   57 #define _MC_VERSION_BITS        32
   58 #define _MC_VERSION             1L
   59 
   60 #define _MC_FLAGS_SHIFT         32
   61 #define _MC_FLAGS_BITS          32
   62 #define _MC_VOLUNTARY           ((1L << 0) << _MC_FLAGS_SHIFT)
   63 
   64 #endif /* !_MACHINE_UCONTEXT_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/sparc64/include/ucontext.h

FreeBSD/Linux Kernel Cross Reference
sys/sparc64/include/ucontext.h