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65 lines
1.1 KiB
65 lines
1.1 KiB
/*[
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leave.c
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LOCAL CHAR SccsID[]="@(#)leave.c 1.5 02/09/94";
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LEAVE 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 <leave.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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LEAVE16()
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{
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IU32 new_bp;
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/* check operand exists */
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validate_stack_exists(USE_BP, (ISM32)NR_ITEMS_1);
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/* all ok - we can safely update the stack pointer */
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set_current_SP(GET_EBP());
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/* and update frame pointer */
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new_bp = spop();
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SET_BP(new_bp);
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}
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GLOBAL VOID
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LEAVE32()
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{
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IU32 new_bp;
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/* check operand exists */
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validate_stack_exists(USE_BP, (ISM32)NR_ITEMS_1);
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/* all ok - we can safely update the stack pointer */
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set_current_SP(GET_EBP());
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/* and update frame pointer */
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new_bp = spop();
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SET_EBP(new_bp);
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}
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