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An efficient finite-domain constraint solver for circuits

Published: 07 June 2004 Publication History

Abstract

We present a novel hybrid finite-domain constraint solving engine for RTL circuits, that automatically uses data-path abstraction. We describe how DPLL search can be modified by using efficient finite-domain constraint propagation to improve communication between interacting integer and Boolean domains. This enables efficient combination of Boolean SAT and linear integer arithmetic solving techniques. We use conflict-based learning using the variables on the boundary of control and data-path for additional performance benefits. Finally, the hybrid constraint solver is experimentally analyzed using some example circuits.

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cover image ACM Conferences
DAC '04: Proceedings of the 41st annual Design Automation Conference
June 2004
1002 pages
ISBN:1581138288
DOI:10.1145/996566
  • General Chair:
  • Sharad Malik,
  • Program Chairs:
  • Limor Fix,
  • Andrew B. Kahng
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Publication History

Published: 07 June 2004

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Author Tags

  1. bit-vector arithmetic
  2. boolean satisfiability
  3. circuits
  4. constraints
  5. decision procedures
  6. design verification
  7. integer linear programming

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  • (2019)Toward Verifying Nonlinear Integer ArithmeticJournal of the ACM10.1145/331939666:3(1-30)Online publication date: 14-Jun-2019
  • (2017)A Benders Decomposition Approach to Deciding Modular Linear Integer ArithmeticTheory and Applications of Satisfiability Testing – SAT 201710.1007/978-3-319-66263-3_24(380-397)Online publication date: 9-Aug-2017
  • (2017)Towards Verifying Nonlinear Integer ArithmeticComputer Aided Verification10.1007/978-3-319-63390-9_13(238-258)Online publication date: 13-Jul-2017
  • (2017)Sharpening Constraint Programming Approaches for Bit-Vector TheoryIntegration of AI and OR Techniques in Constraint Programming10.1007/978-3-319-59776-8_1(3-20)Online publication date: 31-May-2017
  • (2009)An abstraction-based decision procedure for bit-vector arithmeticInternational Journal on Software Tools for Technology Transfer (STTT)10.5555/3220882.322098411:2(95-104)Online publication date: 1-Apr-2009
  • (2009)SCIP: solving constraint integer programsMathematical Programming Computation10.1007/s12532-008-0001-11:1(1-41)Online publication date: 20-Jan-2009
  • (2009)An abstraction-based decision procedure for bit-vector arithmeticInternational Journal on Software Tools for Technology Transfer10.1007/s10009-009-0101-x11:2(95-104)Online publication date: 12-Feb-2009
  • (2008)RTL Error Diagnosis Using a Word-Level SAT-Solver2008 IEEE International Test Conference10.1109/TEST.2008.4700568(1-8)Online publication date: Oct-2008
  • (2007)Deciding bit-vector arithmetic with abstractionProceedings of the 13th international conference on Tools and algorithms for the construction and analysis of systems10.5555/1763507.1763544(358-372)Online publication date: 24-Mar-2007
  • (2007)Formal verification at higher levels of abstractionProceedings of the 2007 IEEE/ACM international conference on Computer-aided design10.5555/1326073.1326192(572-578)Online publication date: 5-Nov-2007
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