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Article #964

hex to decimal

#964
From: SOMITCW
Date: Sat, 10 Feb 1990 03:05
25 lines
1417 bytes
>say you've got a hex value in a register and
>want to convert it to decimal.  isnt there
>a quick way to do this with shifts?

    If by HEX to DECIMAL, you mean convert a register value to
 a HEX display format, use UNPK and TR.

    Example:

         ST    Rx,WORK1           Put the register in storage for UNPacK
         UNPK  OUTPUT(9),WORK(5)  UNPacK the register's data
         TR    OUTPUT(8),TABLE    Translate X'FA'-X'FF' to C'A'-C'F'
*
OUTPUT   DS    CL8,CL1            Output area for HEX in display format
*
WORK     DS    XL4                Register hold area
*
TABLE    EQU   *-240              TRANSLATE TABLE
         DC    CL16'0123456789ABCDEF'
*

    Notes: The 5th byte of WORK is referenced by UNPK.
           The 9th byte of OUTPUT is garbage.
           The programs base register must point more than 240 bytes
               before where TABLE is defined.
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From: SOMITCW@VCCSCENT.BITNET
Newsgroups: comp.lang.asm370
Subject: hex to decimal
Message-ID: <9002100327.AA24770@lilac.berkeley.edu>
Date: 10 Feb 90 03:05:24 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Reply-To: IBM 370 Assembly Programming Discussion List <ASM370%UCF1VM.bitnet@lilac.berkeley.edu>
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