The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 21, 2009

Filed:

Sep. 23, 2005
Applicants:

Bradley L. Taylor, Santa Cruz, CA (US);

Arvind Sundararajan, Mountain View, CA (US);

Shay Ping Seng, San Jose, CA (US);

L. James Hwang, Menlo Park, CA (US);

Inventors:

Bradley L. Taylor, Santa Cruz, CA (US);

Arvind Sundararajan, Mountain View, CA (US);

Shay Ping Seng, San Jose, CA (US);

L. James Hwang, Menlo Park, CA (US);

Assignee:

Xilinx, Inc., San Jose, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01); H03K 17/693 (2006.01);
U.S. Cl.
CPC ...
Abstract

An exemplary embodiment includes a method that receives a plurality of mathematical expressions having a plurality of input variables. The mathematical expressions can then be parsed, checked for proper syntax and one or more abstract syntax trees can be formed. Next, the input variables are then assigned to input ports of the dynamically configurable arithmetic unit. Then using the parsed mathematical expressions with the assigned input ports, a list of operations to be performed by the dynamically configurable arithmetic unit are determined. And lastly, an interface to the dynamically configurable arithmetic unit is generated using in part the variable-to-input port assignments and the list of operations.


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