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Structural aspects of the System/360 Model 85, III: Extensions to floating-point architecture

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The floating-point facilities of the Model 85 extend the architecture of SYSTEM/360 by introducing a new floating-point number format, called extended precision, and by providing seven new floating-point instructions.

Note: The Institute of Electrical and Electronics Engineers, Incorporated is distributing this Article with permission of the International Business Machines Corporation (IBM) who is the exclusive owner. The recipient of this Article may not assign, sublicense, lease, rent or otherwise transfer, reproduce, prepare derivative works, publicly display or perform, or distribute the Article.  

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IBM Systems Journal  (Volume:7 ,  Issue: 1 )