27 lines
817 B
C
27 lines
817 B
C
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/* _exit for MMIXware.
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Copyright (C) 2001 Hans-Peter Nilsson.
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Permission to use, copy, modify, and distribute this software is freely
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granted, provided that this notice is preserved with no changes.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE. */
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#include <_ansi.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "sys/syscall.h"
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void _exit (int n)
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{
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/* Unfortunately, the return status is not returned by Knuth's mmix
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simulator, so it seems in effect ineffective. We set it anyway;
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there may be a purpose. */
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__asm__ ("SET $255,%0\n\tTRAP 0,0,0"
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: /* No outputs. */
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: "r" (n)
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: "memory");
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}
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