/*[

push.c

LOCAL CHAR SccsID[]="@(#)push.c	1.6 07/05/94";

PUSH CPU Functions.
-------------------

]*/


#include <insignia.h>

#include <host_def.h>
#include <xt.h>
#include <c_main.h>
#include <c_addr.h>
#include <c_bsic.h>
#include <c_prot.h>
#include <c_seg.h>
#include <c_stack.h>
#include <c_xcptn.h>
#include	<c_reg.h>
#include <push.h>


/*
   =====================================================================
   EXTERNAL ROUTINES START HERE
   =====================================================================
 */


/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
/* Generic - one size fits all 'push'.                                */
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
GLOBAL VOID
PUSH
                 
IFN1(
	IU32, op1
    )


   {
   validate_stack_space(USE_SP, (ISM32)NR_ITEMS_1);
   spush(op1);
   }


/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
/* 'push' segment register (always write 16 bits, in a 16/32 bit hole)*/
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
GLOBAL VOID
PUSH_SR
       	          
IFN1(
	IU32, op1
    )


   {
   validate_stack_space(USE_SP, (ISM32)NR_ITEMS_1);
   spush16(op1);
   }