ack/util/ass/ass60.c

/*
 * (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
 *
 *          This product is part of the Amsterdam Compiler Kit.
 *
 * Permission to use, sell, duplicate or disclose this software must be
 * obtained in writing. Requests for such permissions may be sent to
 *
 *      Dr. Andrew S. Tanenbaum
 *      Wiskundig Seminarium
 *      Vrije Universiteit
 *      Postbox 7161
 *      1007 MC Amsterdam
 *      The Netherlands
 *
 */

#include        "ass00.h"
#include        "assex.h"
#include        "ip_spec.h"

#ifndef NORCSID
static char rcs_id[] = "$Header$" ;
#endif

#ifdef DUMP
static  char    *typestr[] =
     {"missing","const","procname","glosym","locsym","glosym+off","pseudo"};
static  char    *labstr[]  = {"EMPTY","no","yes","seen","notpresent"};
static  char    formstr[] = { 'm','s','-','1','2','4','8' };
static  char    *r_data[] = { "null","glob","head","loc","adr" };

cons_t nicepr(typ,ap) addr_u *ap; char typ; {
	register proc_t *pl;

	switch (typ) {
		case CONST:
			return(ap->ad_i);
		case LOCSYM:
			return(int_cast ap->ad_lp);
		case GLOOFF:
			return(ap->ad_df.df_gp - mglobs);
		case GLOSYM:
			return(ap->ad_gp - mglobs);
		case PROCNAME:
			pl = ap->ad_pp;;
			if (pl->p_status&EXT)
				return((pl-xprocs)+1000);
			else
				return(pl-mprocs);
		default:
			if ( typ>=VALLOW && typ<=VALHIGH ) return VAL1(typ) ;
			break ;
	}
	return(0);
}

char *pflags(flg) int flg ; {
	static char res[9] ;
	register char *cp ;

	cp=res ;
	if ( flg&OPESC ) *cp++ = 'e' ;
	switch ( flg&OPRANGE ) {
	case OP_NEG : *cp++ = 'N' ; break ;
	case OP_POS : *cp++ = 'P' ; break ;
	}
	if ( flg&OPWORD ) *cp++ = 'w' ;
	if ( flg&OPNZ ) *cp++ = 'o' ;
	*cp++ = formstr[flg&OPTYPE] ;
	*cp++ = 0 ;
	return res ;
}


dump(n)
{
	register glob_t *gb;
	register line_t *ln;
	register locl_t *lbp;
	register locl_t *lbhead;
	proc_t *pl;
	int i;
	int insno;
	extern char em_mnem[][4] ;

	if (d_flag==0) return;
if ( (n==0 && d_flag) || (n==4 && d_flag>=2) || (n<100 && d_flag>=3) ) {
	printf("\nEM1-assembler      *****   pass %1d complete:\n",n);
	printf("current size %ld\n",prog_size) ;
	printf("  %9.9s%9.9s%14.14s%8.8s%8.8s\n", "instr_nr",
		"type1","addr1","length","format");
	for (ln = pstate.s_fline ; ln ;
	     ln = ln->l_next, n>=3 || n==0 ? i++ : i-- ) {
		insno = ctrunc(ln->instr_num) ;
		if ( insno==sp_fpseu ) {
			i= ln->ad.ad_ln.ln_first ;
			continue ;
		}
		printf("%4d  ",i) ;
		switch(insno) {
		default:
			printf(
				" %3.3s",em_mnem[insno]) ;
			break ;
		case sp_ilb1:
			printf("l   ");
			break;
		case sp_fpseu:
			printf("p   ");
			break;
		}
		printf(" %9.9s%14ld",
			typestr[ln->type1<VALLOW ? ln->type1 : CONST],
			nicepr(ln->type1,&ln->ad)) ;
		if ( ln->opoff != NO_OFF )
			printf("%5d     %.6s",
			oplength(*(ln->opoff)),pflags(*(ln->opoff)));
		printf("\n");
	}
	printf("\n    %8s%8s%8s%8s%8s\n","labnum","labid","minval","maxval",
		"defined");
	for ( i = 0, lbhead= *pstate.s_locl ; i<LOCLABSIZE ; lbhead++,i++) {
		if ( lbhead->l_defined!=EMPTY ) printf("%4d\n",i);
		for (lbp= lbhead; lbp != lbp_cast 0; lbp= lbp->l_chain) {
			if (lbp->l_defined!=EMPTY)
				printf("    %8d%8d%8d%8d  %-s\n",
				lbp->l_hinum*LOCLABSIZE + i,
				int_cast lbp,lbp->l_min,
				lbp->l_max, labstr[lbp->l_defined]);
		}
	}
}
if ( ( (n==0 || n>=100) && d_flag) || (n<=1 && d_flag>=2) ) {
	if ( n==0 || n==100 ) {
		printf("File %s",curfile) ;
		if ( archmode ) printf("(%.14s)",archhdr.ar_name);
		printf(" :\n\n") ;
	}
	printf("Local data labels:\n");
	printf(
	   "\n\t%8.8s  %8.8s  %8.8s\n","g_name","g_status","g_addr");
	for (gb = mglobs,i = 0;gb < &mglobs[oursize->n_mlab]; gb++, i++)
	    if (gb->g_name[0] != 0) {
		printf("%5d\t%8.6s",i,gb->g_name);
		printf("  %8o  %8ld\n",gb->g_status,gb->g_val.g_addr);
	    }
	printf("\n\nGlobal data labels\n");
	printf("\n\t%8.8s  %8.8s  %8.8s\n",
		"g_name","g_status","g_addr");
	for (gb = xglobs,i = 0;gb < &xglobs[oursize->n_glab]; gb++, i++)
	    if (gb->g_name[0] != 0) {
		printf("%5d\t%8.6s",i,gb->g_name);
		printf("  %8o  %8ld\n",gb->g_status,gb->g_val.g_addr);
	    }
	printf("\n\nLocal procedures\n");
	printf("\n\t%8.8s%8s%8s\t%8s%8s\n",
		"name","status","num","off","locals");
	for (pl=mprocs;pl< &mprocs[oursize->n_mproc]; pl++)
	    if (pl->p_name[0]) {
		printf("%4d\t%-8s%8o%8d",
			pl-mprocs,pl->p_name,pl->p_status,pl->p_num);
		if (pl->p_status&DEF)
			printf("\t%8ld%8ld",proctab[pl->p_num].pr_off,
				proctab[pl->p_num].pr_loc);
		printf("\n");
	}
	printf("\nGlobal procedures\n");
	printf("\n\t%8s%8s%8s\t%8s%8s\n",
		"name","status","num","off","locals");
	for (pl=xprocs;pl< &xprocs[oursize->n_xproc]; pl++)
	    if (pl->p_name[0]) {
		printf("%4d\t%-8s%8o%8d",
			pl-xprocs,pl->p_name,pl->p_status,pl->p_num);
		if (pl->p_status&DEF)
			printf("\t%8ld%8ld",proctab[pl->p_num].pr_off,
				proctab[pl->p_num].pr_loc);
		printf("\n");
	}
	if ( r_flag ) {
		register relc_t *rl ;
		printf("\nData relocation\n") ;
		printf("\n\t%10s %10s %10s\n","offset","type","value");
		for ( rl=f_data ; rl ; rl= rl->r_next ) {
			printf("\t%10ld %10s ",rl->r_off,r_data[rl->r_typ]);
			switch(rl->r_typ) {
			case RELADR:
			case RELHEAD:
				printf("%10ld\n",rl->r_val.rel_i) ;
				break ;
			case RELGLO:
				printf("%8.8s\n",rl->r_val.rel_gp->g_name) ;
				break ;
			case RELLOC:
				printf("%10d\n",rl->r_val.rel_lp) ;
				break ;
			case RELNULL:
				printf("\n"); break ;
			}
		}
		printf("\n\nText relocation\n") ;
		printf("\n\t%10s %10s %10s\n","offset","flags","value");
		for ( rl=f_text; rl ; rl= rl->r_next ) {
			printf("\t%10ld %10s ",
			 rl->r_off,pflags(opchoice[rl->r_typ&~RELMNS])) ;
			if ( rl->r_typ&RELMNS )
				printf("%10ld\n",rl->r_val.rel_i) ;
			else    printf("\n") ;
		}
	}


}
}
#endif