sim/arm/bag.h

   1 /*  bag.h -- ARMulator support code:  ARM6 Instruction Emulator.
   2     Copyright (C) 1994 Advanced RISC Machines Ltd.
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 3 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, see <http://www.gnu.org/licenses/>. */
  16
  17 /********************************************************************/
  18 /* bag.h:                                                           */
  19 /* Header file for bag.c                                            */
  20 /* Offers a data structure for storing and getting pairs of number. */
  21 /* The numbers are stored together, put one can be looked up by     */
  22 /* quoting the other.  If a new pair is entered and one of the      */
  23 /* numbers is a repeat of a previous pair, then the previos pair    */
  24 /* is deleted.                                                      */
  25 /********************************************************************/
  26
  27 typedef enum
  28 {
  29   NO_ERROR,
  30   DELETED_OLD_PAIR,
  31   NO_SUCH_PAIR,
  32 }
  33 Bag_error;
  34
  35 void BAG_putpair (long first, long second);
  36
  37 void BAG_newbag (void);
  38 Bag_error BAG_killpair_byfirst (long first);
  39 Bag_error BAG_killpair_bysecond (long second);
  40
  41 Bag_error BAG_getfirst (long *first, long second);
  42 Bag_error BAG_getsecond (long first, long *second);