[Haskell-cafe] ANN: atom-0.0.3
tomahawkins at gmail.com
Tue May 5 17:50:14 EDT 2009
I pushed out a new version of atom that incorporates some of John's
recommendations (thanks John). And it ships with a slightly better
The release also includes means to extract code coverage to track
which atom rules have fired during testing.
On Tue, May 5, 2009 at 4:06 AM, John Van Enk <vanenkj at gmail.com> wrote:
> If any one has been looking at this and wants another example, I've finished
> two posts on the topic of Atom.
> These posts depend on a patch:
> Part 1: http://blog.sw17ch.com/wordpress/?p=84 <- Brief discussion and
> describes the patch
> Part 2: http://blog.sw17ch.com/wordpress/?p=111 <- Writing a program to
> blink an LED.
> Feed back would be appreciated!
> On Sun, Apr 26, 2009 at 4:39 PM, Tom Hawkins <tomahawkins at gmail.com> wrote:
>> Atom is a DSL in Haskell for designed hard realtime embedded programs.
>> At Eaton, we are using it to control hydraulic hybrid refuse trucks
>> and shuttle buses. After my talk at CUFP
>> (http://cufp.galois.com/2008/schedule.html), a few people inquired
>> about atom -- I finally had a chance to upload it to Hackage.
>> Some new enhancements:
>> - A simple rule scheduler for load balancing.
>> - Signal probing for debug and data logging.
>> - Functional coverage to monitor which rules have executed.
>> - Started integration with the Yices SMT solver for bounded model
>> Experiences with our Eaton project:
>> - 5K lines of Haskell/atom replaced 120K lines of matlab, simulink,
>> and visual basic.
>> - 2 months to port simulink design to atom.
>> - 3K lines of atom generates 22K lines of embedded C.
>> - Design composed of 450 atomic state transition rules.
>> - Rules with execution periods from 1ms to 10s all scheduled at
>> compile time to a 1 ms main loop.
>> - 3 minute compilation time from atom source to ECU.
>> - Atom design clears electronic/sw testing on first pass.
>> - Currently in vehicle testing with no major issues.
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