49 lines
1 KiB
C
49 lines
1 KiB
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*
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*/
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#include "ass00.h"
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#include "assex.h"
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#ifndef NORCSID
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static char rcs_id[] = "$Header$" ;
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#endif
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/*
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** Make scans to do final assignment of instruction sizes & formats
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** to those not already done. assign final values to labels
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*/
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pass_4()
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{
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register line_t *lnp;
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register locl_t *lbp;
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int min_l, max_l;
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int instr;
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pass = 4;
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prog_size= 0 ;
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for (lnp = pstate.s_fline ; lnp ; lnp= lnp->l_next, line_num++) {
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instr = ctrunc(lnp->instr_num);
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if ( instr==sp_fpseu ) {
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line_num = lnp->ad.ad_ln.ln_first ;
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continue ;
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}
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if ( instr==sp_ilb1 ) {
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lbp = lnp->ad.ad_lp;
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lbp->l_min= prog_size; lbp->l_defined = YES;
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continue ;
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}
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if (lnp->opoff == NO_OFF)
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{
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determine_props(lnp, &min_l, &max_l);
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if (min_l != max_l)
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fatal("no size known");
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} else {
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min_l = oplength(*(lnp->opoff)) ;
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}
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prog_size += min_l ;
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}
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}
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