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UNIDAPT Group news archive:

  • 2011.February.25 - Call for papers: EXADAPT 2011 (co-located with PLDI/FCRC 2011): 1st International Workshop on Adaptive Self-Tuning Computing Systems for the Exaflop Era. Paper submission deadline: March 27, 2011.
  • 2010.December.31 - Dear all, we wish you very nice and relaxing holidays and super-exciting, productive and successful New Year ;) !..
  • 2010.December.25 - The website for SMART'2011 workshop (co-located with CGO'2011) is now finalized and the submission website is open! Please, follow this link, submit your best papers ;) and spread the word!
  • 2010.December.20 - Extended variant of our paper on "Collective Optimization" will appear in December issue of the ACM Transactions on Architecture and Code Optimization (TACO). PDF and BIB are now available here: FT2010.
  • 2010.October.31 - Paper about practical aggregation of semantical program properties for machine learning based optimization by M.Namolaru et al from CASES'10 is now available on-line here. It describes mechanisms of feature extraction inside MILEPOST GCC/cTuning CC.
  • 2010.October.26 - SMART'11 will be co-located with the CGO'11 conference. More information will be following soon!
  • 2010.August.16 - Submissions are now open for CGO 2011.
  • 2010.June.30 - Call for papers: CGO'11.
  • 2010.June.9 - Finally, we recovered cTuning.org website and services after physical hard drive failure. However, if you still experience some problems or abnormal behavior, please report that to the cTuning discussions mailing list! Thanks and sorry for any inconvenience!
  • 2010.April.28 - List of all projects accepted for Google Summer of Code 2010 is now available on-line. There are many projects related to GCC, LLVM, MONO, etc.
    Discussion page about GCC as a research compiler has been updated.
    Diego Novillo started a proposal to modularize GCC.
  • 2010.April.14 - Long awaited GCC 4.5 has been released! It features new plugin framework with some parts of ICI to continue GCC modularization and parametrization, simplify pass manipulation and reordering, and enable better integration with cTuning/MILEPOST tools to automate optimization space exploration and prediction of profitable combinations of program transformations during multi-objective optimizations (balancing execution time, code size, compilation time, etc) for a given program/dataset/architecture.
  • 2010.March.17 - We pre-released all tools including MILEPOST GCC, CCC framework, cBench and cDatabase. It's a major update of cTuning tools including changes behind to support transparent optimizations of programs and libraries, better multi-objective optimization (including balancing of execution time, code size and compilation time), bug fixes in averaging multiple optimization cases, C++ support in MILEPOST GCC, support of all version of GCC 4.4, new static features in MILEPOST GCC, extended documentation, etc. Feedback and comments are welcome here.
  • 2010.March.01 - CGO'10 program is available on-line.
  • 2010.March.01 - we are now helping to create Exascale Research Center in France (Intel Labs Europe/CEA/GENCI/UVSQ) working on a new methodology to design, characterize and optimize exascale computing systems.
  • 2010.January.28 - Proceedings and slides from GROW'10 and SMART'10 are now available online.
  • 2010.January.4 - Call for participation: GROW'10 and SMART'10 workshops will be held on the 23rd and 24th of January in Pisa, Italy co-located with the HiPEAC conference. Preliminary programs are available: SMART'10 program and GROW'10 program.
  • 2009.November.11 - Small CCC analysis plugins update available at SVN to speedup queries when dealing with large amount of optimization data in cDatabases (gigabytes of data).
  • 2009.November.7 - Submission deadline for SMART'10 workshop has been extended until the 22nd of November, 2009.
  • 2009.October.2 - We successfully passed the final MILEPOST review and the project is officially over. We would like to thank all the partners from the University of Edinburgh, IBM Haifa, CAPS and ARC for a great collaborative work during last 3 years and cTuning community for a very interesting feedback and extensions! We released all the tools from the project and hope to continue extending them within community-driven cTuning.org. This infrastructure should open up many interesting research opportunities for performance auto-tuning based on statistical and machine learning techniques so we hope to see many more interesting extensions to the MILEPOST/cTuning technology soon ;) !..
  • 2009.September.25 - New CFP for SMART'10 workshop co-located with HiPEAC'10 conference in Pisa, Italy is now available. Prof. Keith Cooper from Rice University kindly agreed to give a keynote talk.
  • 2009.September.22 - Congratulations to Dr.Christophe Dubach who has won a presitigious BCS/CPHC Distinguished Dissertation Award for his thesis "Using Machine-Learning to Efficiently Explore the Architecture/Compiler Co-Design Space" supervised by Prof. Michael O'Boyle. This topic is related to cTuning technology!
  • 2009.August.12 - Grigori will be away until the end of September so it may happen that there will be long delays in replying...
  • 2009.July.22 - Grigori Fursin is a co-organizer of SMART'10 and GROW'10 workshops that will be co-located with HiPEAC'10 conference in Pisa, Italy at the end of January, 2009. You are warmly invited to submit your novel research results and developments to our workshops! At the websites of these workshops you can find all information about topics, PC, deadlines and submission procedures.
  • 2009.July.08 - The preprint of a paper "Collective Tuning Initiative: automating and accelerating development and optimization of computing systems" describing cTuning infrastructure is now available online (Fur2009).
  • 2009.June.26 - The pdf of the paper that describes Collective Tuning Infrastructure and cTuning concept (presented at the GCC Summit'09) will be available in a few weeks here.
  • 2009.June.17 - We participated in discussions to include plugin system similar to ICI to mainline GCC for a long time and finally GCC 4.5 will feature a low-level plugin system. We are now synchronizing high-level ICI/MILEPOST with the mainline to be able to reuse all our available plugins. We also develop several new plugins within Google Summer of Code'2009 to enable XML representation of the compilation flow, fine-grain program optimizations and instrumentation, automatic tuning of optimization heuristic based on machine learning, and function-level run-time adaptation. Comparison of GCC low-level and high-level ICI plugins is available here. The ICI development and discussions mailing list is available here.
  • 2009.June.10 - Extended version of the "Collective Optimization" paper has been accepted for ACM Transactions on Architecture and Code Optimization (TACO)
  • 2009.June.01 - After nearly 1 year of developments we released/updated all our open-source collaborative R&D tools:
    • fully redesigned and documented Interactive Compilation Interface v2.0 for GCC 4.4.0 synchronized with the official plugin GCC branch - transforming compilers into plugin-enabled research toolsets
    • MILEPOST GCC 4.4.0 pre-release version at SVN - automating program optimization and compiler optimization heuristic tuning using machine learning
    • Continuous Collective Compilation Framework v2.0 - enabling automatic collaborative program optimization based on statistical and machine learning techniques
    • Collective Benchmark/MiDataSets v1.0 - enabling realistic program optimization research and benchmarking using multiple open-source programs/datasets.

      We also updated Collective Optimization Database with various optimization cases for Intel and AMD processors and comparison of different compilers including GCC, LLVM, Open64, Intel, etc - enabling sharing and reuse of optimization knowledge.

      We would like to thank cTuning community for feedback, help and support! You are welcome to join this community effort to automate program optimization and compiler/architecture design.
  • 2009.April.27 - Grigori gave a talk at the University of Illinois at Urbana-Champaign about Collective Tuning Initiative and MILEPOST project ("Collective Optimization, run-time adaptation and machine learning"). Presentation is available here. We would like to thank all the UIUC colleagues for a very interesting and useful feedback.
  • 2009.April.23 - Preview version of optimization predictor based on static program features and machine learning (to improve program execution time, code size, etc) is now available on-line. It is an on-going project, so please be patient. Comments are welcome!
  • 2009.April.21 - Several projects to enable automatic fine-grain program optimization and run-time adaptation in GCC using iterative compilation and machine learning (based on our cTuning/UNIDAPT/ICI/MILEPOST technology) have been accepted by the Google Summer of Code. You are welcome to join cTuning community and follow or participate in the developments using cTuning dedicated mailing lists.
  • 2009.Mar.29 - Intel just made an announcement about "An Intelligent Approach to IT Challenges" which shares some of our vision. There is still no collective optimization and machine learning but it's already a good motivation for our work!..
  • 2009.Mar.27 - Dear friends! After long redevelopments I finally re-opened Collective Tuning Website. It is still in the testing stage - you are welcome to leave your positive or negative feedback. You can subscribe for cTuning mailing lists. Finally, if you find cTuning website useful, please leave your comments here. I would like to thank everyone who contributed to this project so far and hope that you will join our effort!
    Yours, Grigori Fursin.
  • 2009.February.20 - The new Interactive Compilation Interface has been fully documented and ported to the GCC 4.4. It is now in the final stage of testing and synchronization with the GCC plugin branch. The official ICI website will be fully updated shortly after official GCC 4.4 release - follow our announcements.
  • 2009.February.18 - The SMART'09 publications and panel presentations are now available on-line.
  • 2009.January.10 - The program for the SMART'09 workshop is now available on-line.
  • 2009.January.01 - Dear colleagues, We wish you a very happy and prosperous New Year with lots of exciting achievements!..
  • 2008.October.10 - We are organizing a M2R course at LRI, Paris South University ("Future Computing Systems"). The page for this course with timetable and materials is available here.
  • 2008.September.9 - We presented our work on "Enabling Dynamic Optimization and Adaptation for Statically Compiled Programs Using Function Multi-versioning" at ScalPerf'08.
  • 2008.August - We presented our UNIDAPT and MILEPOST activities at Reservoir Labs and IBM TJ Watson Research Center (USA).
  • 2008.July.16 - We presented a poster about MILEPOST GCC (first machine learning based research compiler) and Continuous Collective Compilation (and Parallelization) Framework (to continuously reuse optimization knowledge among different programs and architectures) at the ACACES Summer school in L'Aquila, Italy on the 16th of July, 2008.
  • 2008.June.30 - We got more motivation after MILEPOST project got lots of interest from the IT community.
  • 2008.June.23 - We uploaded the CCC Framework and MILEPOST GCC beta pre-release versions to the CVS to be able to continue collaboration with our colleagues. We hope to release the final stable versions in summer 2008. We also released GCC ICI v1.0.
  • 2008.June - Grigori Fursin presented a paper about MILEPOST GCC (machine learning enabled research compiler) and Continuous Collective Compilation Framework (to continuously reuse optimization knowledge among different programs and architectures) at the GCC Summit'08 in Ottawa, Canada on the 19th of June, 2008.
  • 2008.May - Anton Lokhmotov from Imperial College (UK) gave a talk "Programming accelerated systems" at INRIA Saclay, France.
  • 2008.March - Ewdin Bonilla from the University of Edinburgh (UK) gave a talk "Machine Learning for Compiler Optimization: Principles, Techniques and Challenges" at INRIA Saclay, France.
  • 2008.January.27 - We had been organizing SMART'08 workshop co-located with HiPEAC'08 conference that took place in Goteborg. Thanks to all our colleagues for help and participation!..
  • 2008.January - Grigori Fursin gave a talk "Continuous Adaptive Program Optimizations" at Imperial College, London, UK and at the Institute of Computing Technology, Chinese Academy of Sciences, Beijing, China.
  • 2008.January - We released MiDataSets v1.3 to enable research on realistic iterative compilation.
  • 2007.September - We released new version of Interactive Compilation Interface for GCC (GCC ICI) with external plugins.
  • 2007.July - We released a new version of the UNIDAPT framework.
  • 2007.March - We pre-released MiDataSets to enable research on realistic iterative compilation. We also pre-released UNIDAPT framework to enable run-time adaptation for statically compiled programs.
  • 2007.February - Grigori Fursin gave a talk "Machine learning techniques for program optimizations, run-time adaptation and design space exploration" at Intel Compiler Group, Moscow, Russia and at the Institute for System Programming, Russian Academy of Sciences, Moscow, Russia
  • 2007.January - Grigori Fursin gave a talk "Continuous run-time adaptation and optimization of statically compiled programs" at UPC, Barcelona
  • 2006.November - We released the first prototype of the Interactive Compilation Interface for GCC (GCC ICI).
  • 2006.March - Grigori Fursin gave a talk "Continuous collective compilation" at IBM T.J. Watson Research Center, Yorktown Heights, NY, USA and at the MILEPOST EC negotiation meeting, European Commission, Brussels, Belgium
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