Recycling error bits in floating point units

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United States of America Patent

PATENT NO 9703626
APP PUB NO 20160253235A1
SERIAL NO

15149988

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Abstract

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A mechanism for recycling error bits in a floating point unit is disclosed. A system of the disclosure includes a memory and a processing device communicably coupled to the memory. In one embodiment, the processing device comprising a floating point unit (FPU) to generate a result value from applying an operation on floating point number inputs to the FPU and generate an error value using the result value. The FPU also writes the result value to a first register of the processing device dedicated to storing results from the operation of the FPU and writes the error value to a second register of the processing device dedicated to storing errors from the operation of the FPU. The second register is separate from the first register.

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Patent Owner(s)

  • DUKE UNIVERSITY;INTEL CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lu, Shih-Lien L Portland, US 82 1690
Naeimi, Helia Sunnyvale, US 29 373
Nathan, Ralph Durham, US 3 4
Sorin, Daniel Durham, US 11 38

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