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experimental theory-aware branching code

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Murphy Berzish 2017-01-10 15:38:33 -05:00
parent 9004e1b23e
commit 3459c1993e
5 changed files with 166 additions and 7 deletions
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1
src/smt/params/smt_params.cpp
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@ -32,6 +32,7 @@ void smt_params::updt_local_params(params_ref const & _p) {
m_restart_factor = p.restart_factor();
m_case_split_strategy = static_cast<case_split_strategy>(p.case_split());
m_theory_case_split = p.theory_case_split();
m_theory_aware_branching = p.theory_aware_branching();
m_delay_units = p.delay_units();
m_delay_units_threshold = p.delay_units_threshold();
m_preprocess = _p.get_bool("preprocess", true); // hidden parameter

2
src/smt/params/smt_params.h
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@ -112,6 +112,7 @@ struct smt_params : public preprocessor_params,
unsigned m_rel_case_split_order;
bool m_lookahead_diseq;
bool m_theory_case_split;
bool m_theory_aware_branching;
// -----------------------------------
//
@ -243,6 +244,7 @@ struct smt_params : public preprocessor_params,
m_rel_case_split_order(0),
m_lookahead_diseq(false),
m_theory_case_split(false),
m_theory_aware_branching(false),
m_delay_units(false),
m_delay_units_threshold(32),
m_theory_resolve(false),

3
src/smt/params/smt_params_helper.pyg
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@ -71,5 +71,6 @@ def_module_params(module_name='smt',
('str.string_constant_cache', BOOL, True, 'cache all generated string constants generated from anywhere in theory_str'),
('str.use_binary_search', BOOL, False, 'use a binary search heuristic for finding concrete length values for free variables in theory_str (set to False to use linear search)'),
('str.binary_search_start', UINT, 64, 'initial upper bound for theory_str binary search'),
('theory_case_split', BOOL, False, 'Allow the context to use heuristics involving theory case splits, which are a set of literals of which exactly one can be assigned True. If this option is false, the context will generate extra axioms to enforce this instead.')
('theory_case_split', BOOL, False, 'Allow the context to use heuristics involving theory case splits, which are a set of literals of which exactly one can be assigned True. If this option is false, the context will generate extra axioms to enforce this instead.'),
('theory_aware_branching', BOOL, False, 'Allow the context to use extra information from theory solvers regarding literal branching prioritization.')
))