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Solving Bit-Vector Equations

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Formal Methods in Computer-Aided Design (FMCAD 1998)

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Abstract

This paper is concerned with solving equations on fixed and non-fixed size bit-vector terms. We define an equational transformation system for solving equations on terms where all sizes of bit-vectors and extraction positions are known. This transformation system suggests a generalization for dealing with bit-vectors of unknown size and unknown extraction positions. Both solvers adhere to the principle of splitting bitvectors only on demand, thereby making them quite effective in practice.

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© 1998 Springer-Verlag Berlin Heidelberg

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Möller, M.O., Rue\, H. (1998). Solving Bit-Vector Equations. In: Gopalakrishnan, G., Windley, P. (eds) Formal Methods in Computer-Aided Design. FMCAD 1998. Lecture Notes in Computer Science, vol 1522. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-49519-3_4

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  • DOI: https://doi.org/10.1007/3-540-49519-3_4

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  • Print ISBN: 978-3-540-65191-8

  • Online ISBN: 978-3-540-49519-2

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