I use the procedure provided by IBM, taking all compiler option defaults
// JCLLIB ORDER='FAN140.SVSC.PROCLIB'
//S1 EXEC REXXC
//SYSCEXEC DD DSN=MIKE.CREXX(LOOP2),DISP=SHR
//SYSIN DD DSN=MIKE.REXX(LOOP2),DISP=SHR
which expands to
XX*-----------------------------------------------------------------
XX* Compile REXX
program.
XX*-----------------------------------------------------------------
XX*
5 XXREXX EXEC
PGM=REXXCOMP,PARM='&OPTIONS'
IEFC653I SUBSTITUTION JCL - PGM=REXXCOMP,PARM='XREF
OBJECT'
6 XXSTEPLIB DD
DSN=&COMPDSN,DISP=SHR
IEFC653I SUBSTITUTION JCL -
DSN=FAN140.SFANLMD,DISP=SHR
7 XXSYSPRINT DD
SYSOUT=*
8 XXSYSTERM DD
SYSOUT=*
XX*SYSIEXEC DD
DUMMY
XX*SYSDUMP DD
DUMMY
9 //SYSCEXEC DD
DSN=MIKE.CREXX(LOOP2),DISP=SHR
X/SYSCEXEC DD
DSN=&&CEXEC(GO),DISP=(MOD,PASS),UNIT=SYSDA,
X/
SPACE=(800,(800,100,1))
10 XXSYSPUNCH DD
DSN=&&OBJECT,DISP=(MOD,PASS),UNIT=SYSDA,
XX
SPACE=(800,(800,100))
11 //SYSIN DD
DSN=MIKE.REXX(LOOP2),DISP=SHR
On Wed, 12 Sep 2018 at 12:44, David Crayford <[email protected]> wrote:
> z/OS 2.3, IBM Compiler for REXX on zSeries 4.0 LVL PI76785.
>
> Can you share you compiler JCL?
>
>
> On 12/09/2018 5:32 PM, Mike Shorkend wrote:
> > David - I ran it on z/OS 2.2, the REXX compiler is 1.4
> > How about you?
> >
> > On Wed, 12 Sep 2018 at 12:27, David Crayford <[email protected]>
> wrote:
> >
> >> On 12/09/2018 4:56 PM, Mike Shorkend wrote:
> >>> The new test shows:
> >>> Non-compiled
> >>>
> >>> CPU TIME = 77.09
> >>>
> >>> Compiled
> >>>
> >>> CPU TIME = 11.27
> >> Your results are different to mine!
> >>
> >> Interpreted: CPU time = 3.12
> >>
> >> Compiled: CPU time = 7.99
> >>
> >>> Not so great, because of the inefficient memory management with stem
> >>> usage?
> >> ----------------------------------------------------------------------
> >> For IBM-MAIN subscribe / signoff / archive access instructions,
> >> send email to [email protected] with the message: INFO IBM-MAIN
> >>
> >
>
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--
Mike Shorkend
[email protected]
www.shorkend.com
Tel: +972524208743
Fax: +97239772196
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