plan9/386/include/ureg.h

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2014-02-08 11:19:48 +04:00
/*
* This file is part of the UCB release of Plan 9. It is subject to the license
* terms in the LICENSE file found in the top-level directory of this
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
* part of the UCB release of Plan 9, including this file, may be copied,
* modified, propagated, or distributed except according to the terms contained
* in the LICENSE file.
*/
struct Ureg
{
ulong di; /* general registers */
ulong si; /* ... */
ulong bp; /* ... */
ulong nsp;
ulong bx; /* ... */
ulong dx; /* ... */
ulong cx; /* ... */
ulong ax; /* ... */
ulong gs; /* data segments */
ulong fs; /* ... */
ulong es; /* ... */
ulong ds; /* ... */
ulong trap; /* trap type */
ulong ecode; /* error code (or zero) */
ulong pc; /* pc */
ulong cs; /* old context */
ulong flags; /* old flags */
union {
ulong usp;
ulong sp;
};
ulong ss; /* old stack segment */
};