Category Archives: architecture

Computer architecture, power, and PHP

Posted on September 9, 2011 by admin

The Tile-Gx chips have 64-bit processing on their cores, and include floating point math instructions that allow a floating point operating to be done in five cycles instead of hundreds of cycles when done in software. This is, believe it … Continue reading →

Posted in architecture, data center, green power, software business | Leave a comment

Processor architecture

Posted on September 5, 2010 by admin

I wish that processor architecture was not so committed to a obsolete model of software. For example, it has become clear over the last few years that the sloppy shared memory thread model of programming has multiple drawbacks. Sharing of … Continue reading →

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limits of state diagrams

Posted on April 14, 2010 by admin

Here’s a graph of a simple state machine of somewhat under 512 states that models  a dumb fifo queue. The initial state is “e” for empty. We can append 1,2 or 3 to this queue and can delete the first … Continue reading →

Posted in academics, architecture, specification, theoretical computer science | Leave a comment