Systems, methods, and apparatuses for dot production operations

US11163565B2 · kind B2 · utility

Assignee

• Intel Corporation · US

Inventors

• Robert Valentine · Kiryat Tivon, IL
• Dan Baum · Haifa, IL
• Zeev Sperber · Jerusalem, IL
• Jesus Corbal · King City, US
• Elmoustapha Ould-Ahmed-Vall · Chandler, US
• Bret L. Toll · Hillsboro, US
• Mark J. Charney · Lexington, US
• Menachem Adelman · Haifa, IL
• Barukh Ziv · Haifa, IL
• Alexander Heinecke · San Jose, US
• Simon Rubanovich · Haifa, IL

Key dates

• Filing date: Jul 1, 2017
• Grant date: Nov 2, 2021
• Expiry date: Sep 7, 2037

Classification

• Technology area (CPC G): Physics
• CPC primary: G06F2212/455
• WIPO field: Computer technology
• WIPO sector: Electrical engineering

Abstract

Embodiments detailed herein relate to matrix operations. For example, embodiments of instruction support for matrix (tile) dot product operations are detailed. Exemplary instructions including computing a dot product of signed words and accumulating in a double word with saturation; computing a dot product of bytes and accumulating in to a dword with saturation, where the input bytes can be signed or unsigned and the dword accumulation has output saturation; etc.