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author | Aina Niemetz <aina.niemetz@gmail.com> | 2018-08-23 11:05:38 -0700 |
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committer | GitHub <noreply@github.com> | 2018-08-23 11:05:38 -0700 |
commit | f66f40912490226291d5af6c1f8b66e9ba6d7633 (patch) | |
tree | 5dc889390b7107cab051472e3bedd8ac151ab8f7 /src/preprocessing/passes/ite_simp.h | |
parent | f522d1e63e581cadeb987987ba3e3b0bd88f2e08 (diff) |
Refactor ITE simplification preprocessing pass. (#2360)
Diffstat (limited to 'src/preprocessing/passes/ite_simp.h')
-rw-r--r-- | src/preprocessing/passes/ite_simp.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/preprocessing/passes/ite_simp.h b/src/preprocessing/passes/ite_simp.h new file mode 100644 index 000000000..2296d663e --- /dev/null +++ b/src/preprocessing/passes/ite_simp.h @@ -0,0 +1,56 @@ +/********************* */ +/*! \file ite_simp.h + ** \verbatim + ** Top contributors (to current version): + ** Aina Niemetz + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS + ** in the top-level source directory) and their institutional affiliations. + ** All rights reserved. See the file COPYING in the top-level source + ** directory for licensing information.\endverbatim + ** + ** \brief ITE simplification preprocessing pass. + **/ + +#include "cvc4_private.h" + +#ifndef __CVC4__PREPROCESSING__PASSES__ITE_SIMP_H +#define __CVC4__PREPROCESSING__PASSES__ITE_SIMP_H + +#include "preprocessing/preprocessing_pass.h" +#include "preprocessing/preprocessing_pass_context.h" + +namespace CVC4 { +namespace preprocessing { +namespace passes { + +class ITESimp : public PreprocessingPass +{ + public: + ITESimp(PreprocessingPassContext* preprocContext); + + protected: + PreprocessingPassResult applyInternal( + AssertionPipeline* assertionsToPreprocess) override; + + private: + struct Statistics + { + IntStat d_arithSubstitutionsAdded; + Statistics(); + ~Statistics(); + }; + + bool doneSimpITE(AssertionPipeline *assertionsToPreprocesss); + + /** A collection of ite preprocessing passes. */ + util::ITEUtilities d_iteUtilities; + + Statistics d_statistics; +}; + +} // namespace passes +} // namespace preprocessing +} // namespace CVC4 + +#endif |