公开(公告)号：US12147302B2

公开(公告)日：2024-11-19

申请号：US17095530

申请日：2020-11-11

Applicant: Intel Corporation

Inventor： Vasanth Ranganathan ,  Joydeep Ray ,  Abhishek R. Appu ,  Nikos Kaburlasos ,  Lidong Xu ,  Subramaniam Maiyuran ,  Altug Koker ,  Naveen Matam ,  James Holland ,  Brent Insko ,  Sanjeev Jahagirdar ,  Scott Janus ,  Durgaprasad Bilagi ,  Xinmin Tian

IPC: G06F11/10 ,  G06F12/0802 ,  G06T1/20 ,  G06T1/60

Abstract: Apparatuses including a graphics processing unit, graphics multiprocessor, or graphics processor having an error detection correction logic for cache memory or shared memory are disclosed. In one embodiment, a graphics multiprocessor includes cache or local memory for storing data and error detection correction circuitry integrated with or coupled to the cache or local memory. The error detection correction circuitry is configured to perform a tag read for data of the cache or local memory to check error detection correction information.

公开(公告)号：US12124383B2

公开(公告)日：2024-10-22

申请号：US17862739

申请日：2022-07-12

Applicant: Intel Corporation

Inventor： Altug Koker ,  Joydeep Ray ,  Elmoustapha Ould-Ahmed-Vall ,  Abhishek Appu ,  Aravindh Anantaraman ,  Valentin Andrei ,  Durgaprasad Bilagi ,  Varghese George ,  Brent Insko ,  Sanjeev Jahagirdar ,  Scott Janus ,  Pattabhiraman K ,  SungYe Kim ,  Subramaniam Maiyuran ,  Vasanth Ranganathan ,  Lakshminarayanan Striramassarma ,  Xinmin Tian

IPC: G06F12/00 ,  G06F12/0875 ,  G06F12/0891 ,  G06F12/123 ,  G06T1/60

CPC classification number: G06F12/123 ,  G06F12/0875 ,  G06F12/0891 ,  G06T1/60 ,  G06F2212/302

Abstract: Systems and methods for improving cache efficiency and utilization are disclosed. In one embodiment, a graphics processor includes processing resources to perform graphics operations and a cache controller of a cache memory that is coupled to the processing resources. The cache controller is configured to set an initial aging policy using an aging field based on age of cache lines within the cache memory and to determine whether a hint or an instruction to indicate a level of aging has been received. In one embodiment, the cache memory configured to be partitioned into multiple cache regions, wherein the multiple cache regions include a first cache region having a cache eviction policy with a configurable level of data persistence.

公开(公告)号：US12093210B2

公开(公告)日：2024-09-17

申请号：US17430574

申请日：2020-03-14

Applicant: Intel Corporation

Inventor： Abhishek R. Appu ,  Altug Koker ,  Aravindh Anantaraman ,  Elmoustapha Ould-Ahmed-Vall ,  Joydeep Ray ,  Mike Macpherson ,  Valentin Andrei ,  Nicolas Galoppo Von Borries ,  Varghese George ,  Subramaniam Maiyuran ,  Vasanth Ranganathan ,  Jayakrishna P S ,  K Pattabhiraman ,  Sudhakar Kamma

IPC: G06F15/78 ,  G06F7/544 ,  G06F7/575 ,  G06F7/58 ,  G06F9/30 ,  G06F9/38 ,  G06F9/50 ,  G06F12/02 ,  G06F12/06 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/80 ,  G06F17/16 ,  G06F17/18 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06N3/08 ,  G06T15/06

CPC classification number: G06F15/7839 ,  G06F7/5443 ,  G06F7/575 ,  G06F7/588 ,  G06F9/3001 ,  G06F9/30014 ,  G06F9/30036 ,  G06F9/3004 ,  G06F9/30043 ,  G06F9/30047 ,  G06F9/30065 ,  G06F9/30079 ,  G06F9/3887 ,  G06F9/5011 ,  G06F9/5077 ,  G06F12/0215 ,  G06F12/0238 ,  G06F12/0246 ,  G06F12/0607 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/8046 ,  G06F17/16 ,  G06F17/18 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06F9/3802 ,  G06F9/3818 ,  G06F9/3867 ,  G06F2212/1008 ,  G06F2212/1021 ,  G06F2212/1044 ,  G06F2212/302 ,  G06F2212/401 ,  G06F2212/455 ,  G06F2212/60 ,  G06N3/08 ,  G06T15/06

Abstract: Methods and apparatus relating to techniques for data compression. In an example, an apparatus comprises a processor receive a data compression instruction for a memory segment; and in response to the data compression instruction, compress a sequence of identical memory values in response to a determination that the sequence of identical memory values has a length which exceeds a threshold. Other embodiments are also disclosed and claimed.

公开(公告)号：US20240280987A1

公开(公告)日：2024-08-22

申请号：US18595649

申请日：2024-03-05

Applicant: Intel Corporation

Inventor： Abhishek R. Appu ,  Altug Koker ,  Joydeep Ray ,  Balaji Vembu ,  John C. Weast ,  Mike B. Macpherson ,  Dukhwan Kim ,  Linda L. Hurd ,  Sanjeev Jahagirdar ,  Vasanth Ranganathan

IPC: G05D1/00 ,  G06F9/46 ,  G06F9/48 ,  G06F9/52 ,  G06N3/044 ,  G06N3/045 ,  G06N3/063 ,  G06N3/084 ,  G06T1/20

CPC classification number: G05D1/0088 ,  G06F9/4881 ,  G06F9/522 ,  G06N3/044 ,  G06N3/045 ,  G06N3/063 ,  G06N3/084 ,  G06F9/46 ,  G06T1/20

Abstract: A mechanism is described for facilitating barriers and synchronization for machine learning at autonomous machines. A method of embodiments, as described herein, includes detecting thread groups relating to machine learning associated with one or more processing devices. The method may further include facilitating barrier synchronization of the thread groups across multiple dies such that each thread in a thread group is scheduled across a set of compute elements associated with the multiple dies, where each die represents a processing device of the one or more processing devices, the processing device including a graphics processor.

公开(公告)号：US20240256456A1

公开(公告)日：2024-08-01

申请号：US18391346

申请日：2023-12-20

Applicant: Intel Corporation

Inventor： Vikranth Vemulapalli ,  Lakshminarayanan Striramassarma ,  Mike MacPherson ,  Aravindh Anantaraman ,  Ben Ashbaugh ,  Murali Ramadoss ,  William B. Sadler ,  Jonathan Pearce ,  Scott Janus ,  Brent Insko ,  Vasanth Ranganathan ,  Kamal Sinha ,  Arthur Hunter, Jr. ,  Prasoonkumar Surti ,  Nicolas Galoppo von Borries ,  Joydeep Ray ,  Abhishek R. Appu ,  ElMoustapha Ould-Ahmed-Vall ,  Altug Koker ,  Sungye Kim ,  Subramaniam Maiyuran ,  Valentin Andrei

IPC: G06F12/0862 ,  G06T1/20 ,  G06T1/60

CPC classification number: G06F12/0862 ,  G06T1/20 ,  G06T1/60 ,  G06F2212/602 ,  G06F2212/608

Abstract: Embodiments are generally directed to data prefetching for graphics data processing. An embodiment of an apparatus includes one or more processors including one or more graphics processing units (GPUs); and a plurality of caches to provide storage for the one or more GPUs, the plurality of caches including at least an L1 cache and an L3 cache, wherein the apparatus to provide intelligent prefetching of data by a prefetcher of a first GPU of the one or more GPUs including measuring a hit rate for the Li cache; upon determining that the hit rate for the L1 cache is equal to or greater than a threshold value, limiting a prefetch of data to storage in the L3 cache, and upon determining that the hit rate for the L1 cache is less than a threshold value, allowing the prefetch of data to the L1 cache.

公开(公告)号：US20240184572A1

公开(公告)日：2024-06-06

申请号：US18528340

申请日：2023-12-04

Applicant: Intel Corporation

Inventor： Himanshu Kaul ,  Mark A. Anders ,  Sanu K. Mathew ,  Anbang Yao ,  Joydeep Ray ,  Ping T. Tang ,  Michael S. Strickland ,  Xiaoming Chen ,  Tatiana Shpeisman ,  Abhishek R. Appu ,  Altug Koker ,  Kamal Sinha ,  Balaji Vembu ,  Nicolas C. Galoppo Von Borries ,  Eriko Nurvitadhi ,  Rajkishore Barik ,  Tsung-Han Lin ,  Vasanth Ranganathan ,  Sanjeev Jahagirdar

IPC: G06F9/30 ,  G06F7/483 ,  G06F7/544 ,  G06F9/38 ,  G06F17/16 ,  G06N3/044 ,  G06N3/045 ,  G06N3/063 ,  G06N3/08 ,  G06N20/00 ,  G06T15/00 ,  G09G5/393

CPC classification number: G06F9/3001 ,  G06F7/483 ,  G06F7/5443 ,  G06F9/30014 ,  G06F9/30036 ,  G06F9/3851 ,  G06N3/044 ,  G06N3/045 ,  G06N3/063 ,  G06N3/08 ,  G09G5/393 ,  G06F9/30025 ,  G06F9/3013 ,  G06F17/16 ,  G06F2207/3824 ,  G06N20/00 ,  G06T15/005

Abstract: One embodiment provides for a graphics processing unit to accelerate machine-learning operations, the graphics processing unit comprising a multiprocessor having a single instruction, multiple thread (SIMT) architecture, the multiprocessor to execute at least one single instruction; and a first compute unit included within the multiprocessor, the at least one single instruction to cause the first compute unit to perform a two-dimensional matrix multiply and accumulate operation, wherein to perform the two-dimensional matrix multiply and accumulate operation includes to compute an intermediate product of 16-bit operands and to compute a 32-bit sum based on the intermediate product.

公开(公告)号：US11915357B2

公开(公告)日：2024-02-27

申请号：US16820483

申请日：2020-03-16

Applicant: Intel Corporation

Inventor： Karthik Vaidyanathan ,  Abhishek Appu ,  Vasanth Ranganathan ,  Joydeep Ray ,  Prasoonkumar Surti

IPC: G06T15/06 ,  G06T15/00

CPC classification number: G06T15/005 ,  G06T15/06

Abstract: Apparatus and method for stack throttling. For example, one embodiment of an apparatus comprises: execution circuitry comprising a plurality of functional units to execute a plurality of ray shaders and generate a plurality of primary rays and a corresponding plurality of ray messages; a first in first out (FIFO) buffer to queue the ray messages generated by the EUs; a cache to store one or more of the plurality of primary rays; a memory-backed stack to store a first subset of the plurality of ray messages in a corresponding plurality of entries; memory-backed stack management circuitry to either store a second subset of the plurality of ray messages to the memory-backed stack, or to temporarily store the one or more the second subset of the plurality of ray messages to a memory subsystem based, at least in part, on a number of entries currently occupied by ray messages in the memory-backed stack; and ray traversal circuitry to read a next ray message from the memory-backed stack, retrieve a next primary ray identified by the ray message from the cache or a memory subsystem, and perform traversal operations on the next primary ray.

公开(公告)号：US20240054595A1

公开(公告)日：2024-02-15

申请号：US17884755

申请日：2022-08-10

Applicant: Intel Corporation

Inventor： Joydeep Ray ,  Vasanth Ranganathan ,  James Valerio ,  Jeffery S. Boles ,  Hema Chand Nalluri ,  Aditya Navale ,  Ben J. Ashbaugh ,  Michal Mrozek ,  Murali Ramadoss ,  Hong Jiang ,  Ankur Shah

IPC: G06T1/20 ,  G06T1/60 ,  G06F9/38

CPC classification number: G06T1/20 ,  G06T1/60 ,  G06F9/3855

Abstract: Embodiments described herein provide a system of concurrent compute queues that enable the scheduling of a large number of compute contexts simultaneously on graphics processor hardware. One embodiment provides an apparatus comprising a system interface and a general-purpose graphics processor coupled with the system interface. The general-purpose graphics processor comprises a plurality of graphics processor hardware resources configured to be partitioned into a plurality of isolated partitions, each of the plurality of isolated partitions including a first command streamer, a second command streamer, and circuitry configured to schedule general-purpose graphics compute workloads submitted to a first plurality of command queues associated with the first command streamer and a second plurality of command queues associated with the second command streamer.

公开(公告)号：US20240013337A1

公开(公告)日：2024-01-11

申请号：US18351898

申请日：2023-07-13

Applicant: Intel Corporation

Inventor： Abhishek R. Appu ,  Altug Koker ,  John C. Weast ,  Mike B. Macpherson ,  Linda L. Hurd ,  Sara S. Baghsorkhi ,  Justin E. Gottschlich ,  Prasoonkumar Surti ,  Chandrasekaran Sakthivel ,  Liwei Ma ,  Elmoustapha Ould-Ahmed-Vall ,  Kamal Sinha ,  Joydeep Ray ,  Balaji Vembu ,  Sanjeev Jahagirdar ,  Vasanth Ranganathan ,  Dukhwan Kim

IPC: G06T1/20 ,  G06F9/46 ,  G06N3/063 ,  G06N3/045 ,  G06N3/08

CPC classification number: G06T1/20 ,  G06F9/46 ,  G06N3/063 ,  G06N3/045 ,  G06N3/08 ,  G06N3/084

Abstract: A mechanism is described for detecting, at training time, information related to one or more tasks to be performed by the one or more processors according to a training dataset for a neural network, analyzing the information to determine one or more portions of hardware of a processor of the one or more processors that is configurable to support the one or more tasks, configuring the hardware to pre-select the one or more portions to perform the one or more tasks, while other portions of the hardware remain available for other tasks, and monitoring utilization of the hardware via a hardware unit of the graphics processor and, via a scheduler of the graphics processor, adjusting allocation of the one or more tasks to the one or more portions of the hardware based on the utilization.

公开(公告)号：US20240012767A1

公开(公告)日：2024-01-11

申请号：US18358550

申请日：2023-07-25

Applicant: Intel Corporation

Inventor： Joydeep Ray ,  Altug Koker ,  Elmoustapha Ould-Ahmed-Vall ,  Michael Macpherson ,  Aravindh V. Anantaraman ,  Vasanth Ranganathan ,  Lakshminarayanan Striramassarma ,  Varghese George ,  Abhishek Appu ,  Prasoonkumar Surti

IPC: G06T15/00 ,  G06F9/30 ,  G06F9/38

CPC classification number: G06T15/005 ,  G06F9/3013 ,  G06F9/38873

Abstract: An apparatus to facilitate efficient data sharing for graphics data processing operations is disclosed. The apparatus includes a processing resource to generate a stream of instructions, an L1 cache communicably coupled to the processing resource and comprising an on-page detector circuit to determine that a set of memory requests in the stream of instructions access a same memory page; and set a marker in a first request of the set of memory requests; and arbitration circuitry communicably coupled to the L1 cache, the arbitration circuitry to route the set of memory requests to memory comprising the memory page and to, in response to receiving the first request with the marker set, remain with the processing resource to process the set of memory requests.