Hercules 3.05 announcement

Jay Maynard

Jun 24, 2007

What's new in release 3.05

Release date: 23 June 2007
* Prebuilt Cygwin binary no longer supplied; building Cygwin version
from source still supported (Jay Maynard)
* New system features: Compare-and-Swap-and-Store, Conditional SSKE,
Decimal Floating Point, Floating Point Support Enhancement (Roger
Bowler)
* Extract CPU Time Facility (Jan Jaeger)
* Multiple Logical Channel Subsystems Facility (Jan Jaeger, Ivan
Warren)
* 3590 tape support (David "Fish" Trout)
* 3990-6 control unit and ECKD support (Greg Smith)
* Many performance improvements (Greg Smith, Ivan Warren, Jan
Jaeger)
* Many emulation fixes (Greg Smith, Roger Bowler, Ivan Warren, David
"Fish" Trout, Kevin Leonard, Peter Coghlan)
* Major SCSI tape fixes (David "Fish" Trout)
* Added floating point instructions CGER, CGDR and CGXR (Bernard van
der Helm)
* Address range options for instruction trace and step (Greg Smith)
* Update gpr registers via panel command (David "Fish" Trout)
* Console connection keep-alive (David "Fish" Trout)
* Customizable 3270 connection screen (Ivan Warren)
* dasdconv quiet and stdin options (Roger Bowler)
* Hercules Automatic Operator (Bernard van der Helm, David "Fish"
Trout)
* Enhanced symbol substitution (Leland Lucius, Enrico Sorichetti,
David "Fish" Trout)
* Miscellaneous new panel commands: qd (Greg Smith), fpc, traceopt
(Roger Bowler), logopt (Kevin Leonard), cd, pwd, timerint, defsym
(David "Fish" Trout)

This represents over a year's work by many folks. It's a significant advance
over 3.04, with many bug fixes and many performance improvements, especially
on x86_64 hosts. It's recommended for all users.
--
Jay Maynard, K5ZC http://www.conmicro.com
http://jmaynard.livejournal.com http://www.tronguy.net
http://www.hercules-390.org (Yes, that's me!)
Buy Hercules stuff at http://www.cafepress.com/hercules-390

5:18 pm