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db_print.c revision 1.3 
      1 /*
      2  * Mach Operating System
      3  * Copyright (c) 1991,1990 Carnegie Mellon University
      4  * All Rights Reserved.
      5  *
      6  * Permission to use, copy, modify and distribute this software and its
      7  * documentation is hereby granted, provided that both the copyright
      8  * notice and this permission notice appear in all copies of the
      9  * software, derivative works or modified versions, and any portions
     10  * thereof, and that both notices appear in supporting documentation.
     11  *
     12  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
     13  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     14  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     15  *
     16  * Carnegie Mellon requests users of this software to return to
     17  *
     18  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     19  *  School of Computer Science
     20  *  Carnegie Mellon University
     21  *  Pittsburgh PA 15213-3890
     22  *
     23  * any improvements or extensions that they make and grant Carnegie the
     24  * rights to redistribute these changes.
     25  *
     26  * 	Author: David B. Golub, Carnegie Mellon University
     27  *	Date:	7/90
     28  *	$Id: db_print.c,v 1.3 1993/12/18 04:46:36 mycroft Exp $
     29  */
     30 
     31 /*
     32  * Miscellaneous printing.
     33  */
     34 #include <sys/param.h>
     35 #include <sys/proc.h>
     36 
     37 #include <machine/db_machdep.h>
     38 
     39 #include <ddb/db_lex.h>
     40 #include <ddb/db_variables.h>
     41 #include <ddb/db_sym.h>
     42 
     43 extern unsigned int	db_maxoff;
     44 
     45 void
     46 db_show_regs()
     47 {
     48 	int	(*func)();
     49 	register struct db_variable *regp;
     50 	db_expr_t	value, offset;
     51 	char *		name;
     52 
     53 	for (regp = db_regs; regp < db_eregs; regp++) {
     54 	    db_read_variable(regp, &value);
     55 	    db_printf("%-12s%#10n", regp->name, value);
     56 	    db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset);
     57 	    if (name != 0 && offset <= db_maxoff && offset != value) {
     58 		db_printf("\t%s", name);
     59 		if (offset != 0)
     60 		    db_printf("+%#r", offset);
     61 	    }
     62 	    db_printf("\n");
     63 	}
     64 	db_print_loc_and_inst(PC_REGS(DDB_REGS));
     65 }
     66 
     67