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add clausal lookahead to arithmetic solver as part of portfolio

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have legacy qfbv-sls solver use nnf pre-processing. It relies on it for correctness of the score updates.
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Nikolaj Bjorner 2025-01-20 16:16:46 -08:00
parent a941f5ae84
commit 22e4054674
13 changed files with 678 additions and 92 deletions
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1
src/params/sls_params.pyg
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@ -27,6 +27,7 @@ def_module_params('sls',
('random_seed', UINT, 0, 'random seed'),
('arith_use_lookahead', BOOL, True, 'use lookahead solver for NIRA'),
('arith_allow_plateau', BOOL, False, 'allow plateau moves during NIRA solving'),
('arith_use_clausal_lookahead', BOOL, False, 'use clause based lookahead for NIRA'),
('bv_use_top_level_assertions', BOOL, True, 'use top-level assertions for BV lookahead solver'),
('bv_use_lookahead', BOOL, True, 'use lookahead solver for BV'),
('bv_allow_rotation', BOOL, True, 'allow model rotation when repairing literal assignment'),