ASMB,R,L,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 ".FLUN" RETURN EXPONENT IN A-REG, LO-MANTISSA IN B-REG. 
      NAM .FLUN,6 24998-1X197 REV.2001 750701 
      ENT .FLUN 
      EXT .ZPRV 
* 
* 
* ENTER WITH B=LOW PART OF A FLOATING POINT NUMBER. 
* RETURN WITH A=EXPONENT,B=LOW MANTISSA.
.FLUN NOP 
      JSB .ZPRV 
      DEF LIBX
      LDA 1         MOVE ARGUMENT TO A
      AND MASKL         GET EXPONENT BITS 
      CMB               SUBTRACT
      ADB 0                FROM 
      CMB                      B
      SLA,RAR       POSITION & TEST SIGN. IF MINUS
      IOR XSEXP      PUT IN EXTRA BITS. 
LIBX  JMP .FLUN,I 
      DEF .FLUN 
MASKL OCT 377 
XSEXP OCT 77600 
      END 
* 
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