RE: Different Program Sizes

["Pytel, Alexei" <pytela1@xxxxxxxxxxxxxxxx>]

It could be optimization level or target release (both are shown on one
of DSPPGM screens/pages).

Other parameters can also be of influence, but I think these two are
most important.

    Best regards,

          Alexei Pytel



> -----Original Message-----
> From: David Thomas [SMTP:dg.thomas@sympatico.ca]
> Sent: Tuesday, December 08, 1998 4:16 AM
> To:   MIDRANGE-L@midrange.com
> Subject:      Different Program Sizes
> 
> What am I doing wrong?  A client's application software vendor has
> provided me with a program object I requested, and its RPG source.
> But
> when I compile the source (with CRTSQLRPG - it contains embedded SQL),
> the program is significantly smaller yet with more MI instructions.
> The
> list below is an extract of the DSPPGM output showing the differences
> between the two programs; all the remaining attributes, including the
> SQL values, are the same.
> 
>  Program statistics:                         (Theirs)         (Mine)
>    Number of parameters . . . . . . . . . :   0       2        0
> 2
> 
>    Program size (bytes) . . . . . . . . . :   9908224          6864896
>    Associated space size (bytes)  . . . . :   7077856          4022240
>    Static storage size (bytes)  . . . . . :   2673168          2674688
>    Automatic storage size (bytes) . . . . :   0                0
>    Number of MI instructions  . . . . . . :   30934            31171
>    Number of ODT entries  . . . . . . . . :   24934            25072
>    Compiler . . . . . . . . . . . . . . . :   5769RG1 V4R2M0   5769RG1
> V4R2M0
>    Earliest release that program can run  :   V3R7M0           V3R7M0
> 
> Is it possible that the same source could produce such different
> objects?  If so, what compile options would create the differences?
> This one has me stumped, so any advice I can get will be appreciated.
> 
> Dave Thomas
> dg.thomas@sympatico.ca
> 
> 
> 
> 
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