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42 lines
669 B
42 lines
669 B
/*[
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cdq.c
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LOCAL CHAR SccsID[]="@(#)cdq.c 1.5 02/09/94";
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CDQ CPU functions.
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------------------
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]*/
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#include <insignia.h>
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#include <host_def.h>
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#include <xt.h>
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#include <c_main.h>
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#include <c_addr.h>
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#include <c_bsic.h>
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#include <c_prot.h>
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#include <c_seg.h>
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#include <c_stack.h>
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#include <c_xcptn.h>
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#include <c_reg.h>
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#include <cdq.h>
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/*
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=====================================================================
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EXTERNAL ROUTINES STARTS HERE.
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=====================================================================
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*/
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GLOBAL VOID
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CDQ()
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{
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if ( GET_EAX() & BIT31_MASK ) /* sign bit set? */
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SET_EDX(0xffffffff);
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else
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SET_EDX(0);
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}
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