z390 Portable Mainframe Assembler release v1705a is now available for download from www.z390.info

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Feb 10, 2021, 10:43:40 AM2/10/21

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z390 Portable Mainframe Assembler release v1705a is now available for download from www.z390.info.

This release contains the following fixes and enhancements:

1. RPI 2204 Implement new problem state instructions CDPT, CXPT, CZDT, CZXT.

See updated regression tests in tests\TESTDFP1.MLC. These instructions can convert from signed

or unsigned packed decimal fields with up to 34 digits to Decimal Floating Point (DFP) and can convert

from DFP to signed or unsigned zoned decimal ASCII or EBCDIC fields.

2. RPI 2226 Correct assembly of instructions STCCTM and VNOT.

See updated ZOPCHECK regression test and additional machine measurement reference doc here:

3. Fixes contributed by John Ganci

1. RPI 2013 corrections to MP and DP to detect overflow.

2. RPI 2014 initialize new CDE storage to zeros before setting fields.

3. RPI 2204 fix minor typos in source and change increase in memory padding to 32 bytes to prevent S0C5.

See the readme text file in z390 root zip directory for more information on installation, demos, and regression tests.

All feedback welcome including bug reports and requests for fixes and enhancements.

Don Higgins

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