Publications:

2011

• Rigel: A 1024-Core Single-Chip Accelerator Architecture
  Daniel R. Johnson, Matthew R. Johnson, John H. Kelm, William Tuohy, Steven S. Lumetta, Sanjay J. Patel
  IEEE Micro, July 2011
  [pdf]
  

• Lazy Atomic Operations
  Daniel R. Johnson, Matthew R. Johnson, Sanjay J. Patel
  Proceedings of the Workshop on Applications and Multi and Many Core Processors (A4MMC), June 2011
  [pdf]
  

• Energy-efficient Mechanisms for Managing Thread Context in Throughput Processors
  Mark Gebhart and Daniel R. Johnson(*), David Tarjan, Stephen W. Keckler, William J. Dally, Erik Lindholm, Kevin Skadron
  (To Appear) International Symposium on Computer Architecture (ISCA'11), June 2011.
  (*)These authors contributed equally
  [pdf]
  

• Cohesion: A Hybrid Memory Model for Accelerators
  John H. Kelm, Daniel R. Johnson, William Tuohy, Steven S. Lumetta, Sanjay J. Patel
  IEEE Micro, Top Picks in Computer Architecture (Micro TopPicks), Jan 2011
  [pdf]
  

2010

• Cohesion: A Hybrid Memory Model for Accelerators
  John H. Kelm, Daniel R. Johnson, William Tuohy, Steven S. Lumetta, Sanjay J. Patel
  International Symposium on Computer Architecture (ISCA'10), June 2010.
  [pdf]
  

• Implementing a GPU Programming Model on a non-GPU Accelerator Architecture
  Stephen M. Kofsky, Daniel R. Johnson, John A. Stratton, Wen-mei W. Hwu, Sanjay J. Patel and Steven S. Lumetta
  Proceedings of the Workshop on Applications and Multi and Many Core Processors (A4MMC), Saint-Malo, France, June 2010.
  [pdf]
  

• A Task-centric Memory Model for Scalable Accelerator Architectures
  John H. Kelm, Daniel R. Johnson, Steven S. Lumetta, Matthew I. Frank, Sanjay J. Patel
  IEEE Micro, Top Picks in Computer Architecture (Micro TopPicks), Jan 2010
  [pdf]
  

• GoldMine: Automatic Assertion Generation Using Data Mining and Static Analysis
  Shobha Vasudevan, David Sheridan, David Tcheng, Sanjay Patel, William Tuohy and Daniel Johnson
  13th Design, Automation, and Test in Europe(DATE'10), Mar. 2010.
  [pdf]
  

2009

• Rigel: A Scalable Architecture for 1000+ Core Accelerators
  Daniel R. Johnson, John H. Kelm, Neal C. Crago, Matthew R. Johnson, William Tuohy, Wojciech Truty, Stephen Kofsky, Steven S. Lumetta, Wen–mei W. Hwu, Matthew I. Frank, Sanjay J. Patel
  2009 Symposium on Application Accelerators in High Performance Computing (SAAHPC'09), July 2009.
  [pdf]
  

• A Task-centric Memory Model for Scalable Accelerator Architectures
  John H. Kelm, Daniel R. Johnson, Steven S. Lumetta, Mathew I. Frank, and Sanjay Patel
  The Eighteenth International Conference on Parallel Architectures and Compilation Techniques (PACT'09), Sept. 2009.
  [pdf]
  

• Rigel: An Architecture and Scalable Programming Interface for a 1000-core Accelerator
  John H. Kelm, Daniel R. Johnson, Matthew R. Johnson, Neal C. Crago, William Tuohy, Aqeel Mahesri, Steven S. Lumetta, Matthew I. Frank, Sanjay J. Patel
  International Symposium on Computer Architecture (ISCA'09), June 2009.
  [pdf]
  

2008

• Tradeoffs in Designing Accelerator Architectures for Visual Computing
  Aqeel Mahesri, Daniel Johnson, Neal Crago, Sanjay J. Patel
  41st International Symposium on Microarchitecture (MICRO'08), Nov. 2008.
  [pdf]
  

Tech Reports:

• SChISM: Scalable Cache Incoherent Shared Memory
  John H. Kelm, Daniel R. Johnson, Aqeel Mahesri, Steven S. Lumetta, Matthew Frank and Sanjay Patel
  UILU-ENG-08-2212
  [pdf]
  

• Tradeoffs in Designing Accelerator Architectures for Visual Computing
  Aqeel Mahesri, Daniel Johnson, Neal Crago and Sanjay J. Patel
  CRHC-08-04 UILU-ENG-08-2208A
  [pdf]