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- #ifndef __UREG_H
- #define __UREG_H
- #if !defined(_PLAN9_SOURCE)
- This header file is an extension to ANSI/POSIX
- #endif
- struct Ureg
- {
- unsigned long di; /* general registers */
- unsigned long si; /* ... */
- unsigned long bp; /* ... */
- unsigned long nsp;
- unsigned long bx; /* ... */
- unsigned long dx; /* ... */
- unsigned long cx; /* ... */
- unsigned long ax; /* ... */
- unsigned long gs; /* data segments */
- unsigned long fs; /* ... */
- unsigned long es; /* ... */
- unsigned long ds; /* ... */
- unsigned long trap; /* trap type */
- unsigned long ecode; /* error code (or zero) */
- unsigned long pc; /* pc */
- unsigned long cs; /* old context */
- unsigned long flags; /* old flags */
- union {
- unsigned long usp;
- unsigned long sp;
- };
- unsigned long ss; /* old stack segment */
- };
- #endif
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