ASMB,L,R,C
* 
*  **************************************************************** 
*  * (C) COPYRIGHT HEWLETT-PACKARD COMPANY 1979.  ALL RIGHTS      * 
*  * RESERVED.  NO PART OF THIS PROGRAM MAY BE PHOTOCOPIED,       * 
*  * REPRODUCED OR TRANSLATED TO ANOTHER PROGRAM LANGUAGE WITHOUT * 
*  * THE PRIOR WRITTEN CONSENT OF HEWLETT-PACKARD COMPANY.        * 
*  **************************************************************** 
* 
*   NAME: PART OF MATH LIBRARY
*   SOURCE:  24998-18XXX  SEE NAM FOR LAST THREE DIGITS 
*   RELOC: PART OF 24998-12001
*   PGMR: BG & JTS
* 
      HED ".DIN" - DOUBLE INTEGER INCREMENT.
      NAM .DIN,7 24998-1X042 REV.2001 780818
* 
      ENT .DIN
* 
A     EQU 0 
B     EQU 1 
* 
*     .DIN ADDS ONE TO A DOUBLE INTEGER.
* 
*     CALLING SEQUENCE: 
* 
*                   DLD <ARG> 
*                   JSB .DIN
*                   <RETURN>    (A,B) = RESULT
* 
*     IF THE ARGUMENT IS (077777,177777) THE VALUE (100000,000000)
*     IS RETURNED AND THE OVERFLOW BIT IS SET, ELSE THE OVERFLOW
*     BIT IS CLEARED.  THE "E" BIT IS CHANGED ONLY IF IT IS CLEAR 
*     AND THE ARGUMENT IS -1. 
      SPC 4 
.DIN  NOP 
      CLO           CLEAR OFL 
      ISZ B         INCREMENT LOWER.
      JMP .DIN,I    NO CARRY, EXIT. 
      INA           PROPOGATE CARRY.
      JMP .DIN,I    EXIT
* 
      END 
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