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/****************************************************************************** |
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* Top contributors (to current version): |
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* Aina Niemetz, Andrew Reynolds, Andres Noetzli |
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* |
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* This file is part of the cvc5 project. |
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* |
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* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS |
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* in the top-level source directory and their institutional affiliations. |
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* All rights reserved. See the file COPYING in the top-level source |
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* directory for licensing information. |
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* **************************************************************************** |
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* |
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* Apply substitutions preprocessing pass. |
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* |
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* Apply top level substitutions to assertions, rewrite, and store back into |
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* assertions. |
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*/ |
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#include "preprocessing/passes/apply_substs.h" |
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#include "context/cdo.h" |
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#include "preprocessing/assertion_pipeline.h" |
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#include "preprocessing/preprocessing_pass_context.h" |
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#include "theory/rewriter.h" |
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#include "theory/substitutions.h" |
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namespace cvc5 { |
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namespace preprocessing { |
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namespace passes { |
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ApplySubsts::ApplySubsts(PreprocessingPassContext* preprocContext) |
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: PreprocessingPass(preprocContext, "apply-substs") |
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{ |
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} |
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PreprocessingPassResult ApplySubsts::applyInternal( |
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AssertionPipeline* assertionsToPreprocess) |
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{ |
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Chat() << "applying substitutions..." << std::endl; |
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Trace("apply-substs") << "SmtEnginePrivate::processAssertions(): " |
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<< "applying substitutions" << std::endl; |
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// TODO(#1255): Substitutions in incremental mode should be managed with a |
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// proper data structure. |
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theory::TrustSubstitutionMap& tlsm = |
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d_preprocContext->getTopLevelSubstitutions(); |
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unsigned size = assertionsToPreprocess->size(); |
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for (unsigned i = 0; i < size; ++i) |
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{ |
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if (assertionsToPreprocess->isSubstsIndex(i)) |
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{ |
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continue; |
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} |
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Trace("apply-substs") << "applying to " << (*assertionsToPreprocess)[i] |
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<< std::endl; |
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d_preprocContext->spendResource(Resource::PreprocessStep); |
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assertionsToPreprocess->replaceTrusted( |
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i, tlsm.applyTrusted((*assertionsToPreprocess)[i])); |
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Trace("apply-substs") << " got " << (*assertionsToPreprocess)[i] |
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<< std::endl; |
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} |
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return PreprocessingPassResult::NO_CONFLICT; |
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} |
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} // namespace passes |
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} // namespace preprocessing |
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} // namespace cvc5 |