PH35601: NEW FUNCTION: IMPROVED PERFORMANCE OF ABO GENERATED MODULES THATCONTAIN SET INDEX1 TO INDEX2 STATEMENTS

Obtain the fix for this APAR.

APAR status

• Closed as new function.

Error description

• NEW FUNCTION: Improved performance of ABO generated modules that
  contain SET INDEX1 to INDEX2 statements
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: Users of IBM Automatic Binary Optimizer      *
  *                 (ABO) for z/OS, 2.1 and ABO for z/OS 2.1     *
  *                 Trial                                        *
  ****************************************************************
  * PROBLEM DESCRIPTION: This new function APAR adds             *
  *                      performance improvements                *
  *                      for ABO-optimized                       *
  *                      modules compiled                        *
  *                      from source containing                  *
  *                      SET INDEX1 to INDEX2 statements         *
  *                      when specifying the ABO option          *
  *                      ARCH=12 or higher.                      *
  *                                                              *
  *                      INDEX1 and INDEX2 in the example        *
  *                      SET statement above are the             *
  *                      names of data items                     *
  *                      declared by using the INDEXED           *
  *                      BY phrase of the OCCURS                 *
  *                      clause:                                 *
  *                                                              *
  *                                                              *
  *                      Example:                                *
  *                                                              *
  *                      05 TABLE-ITEM-1 PIC X(8)                *
  *                          OCCURS 10 INDEXED BY INDEX1         *
  *                                                              *
  *                      05 TABLE-ITEM-2 PIC X(5)                *
  *                          OCCURS 20 INDEXED BY INDEX2         *
  *                                                              *
  *                          SET INDEX1 to INDEX2                *
  *                                                              *
  *                                                              *
  *                      Performance improvements are            *
  *                      also likely when specifying ARCH=12     *
  *                      or higher for COMPUTE statements        *
  *                      involving division, or DIVIDE           *
  *                      statements, where the dividend          *
  *                      is binary data item with 10 or          *
  *                      more digits and the divisor is          *
  *                      a fixed point numeric literal.          *
  *                                                              *
  *                      Example:                                *
  *                                                              *
  *                      01 VAR-1 PIC 9(10) COMP.                *
  *                      01 VAR-2 PIC 9(10) COMP.                *
  *                                                              *
  *                      COMPUTE VAR-1 = VAR-2 / 61              *
  ****************************************************************
  * RECOMMENDATION: Apply provided service                       *
  ****************************************************************
  ABO was modified to improve the performance of ABO-optimized
  modules.
  

Problem conclusion

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Modules/Macros

• BOZBXITA BOZEXE1  BOZJIVP  BOZMSGE  BOZMSGK  BOZMSGT  BOZOBJ1
  BOZOPT   BOZPA    BOZPAJ   BOZRIDT  BOZSMF   BOZSMFJ  BOZSMFR
  BOZSRC1
  

Fix information

• Fixed component name

  AUTO BINARY OPT

• Fixed component ID

  5697AB200

Applicable component levels

• R210 PSY UI74718

     UP21/04/07 P F104

• R21J PSY UI74719

     UP21/04/07 P F104

Fix is available

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