harvey/386/include/ureg.h

/* 
 * 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
{
	uint32_t	di;		/* general registers */
	uint32_t	si;		/* ... */
	uint32_t	bp;		/* ... */
	uint32_t	nsp;
	uint32_t	bx;		/* ... */
	uint32_t	dx;		/* ... */
	uint32_t	cx;		/* ... */
	uint32_t	ax;		/* ... */
	uint32_t	gs;		/* data segments */
	uint32_t	fs;		/* ... */
	uint32_t	es;		/* ... */
	uint32_t	ds;		/* ... */
	uint32_t	trap;		/* trap type */
	uint32_t	ecode;		/* error code (or zero) */
	uint32_t	pc;		/* pc */
	uint32_t	cs;		/* old context */
	uint32_t	flags;		/* old flags */
	union {
		uint32_t	usp;
		uint32_t	sp;
	};
	uint32_t	ss;		/* old stack segment */
};