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add string constant cache to theory_str and associated param

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This commit is contained in:
Murphy Berzish 2016-12-18 18:47:38 -05:00
parent e5d3e425f1
commit 94762d276d
4 changed files with 32 additions and 19 deletions
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1
src/smt/params/smt_params_helper.pyg
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@ -68,5 +68,6 @@ def_module_params(module_name='smt',
('str.aggressive_unroll_testing', BOOL, True, 'prioritize testing concrete regex unroll counts over generating more options'),
('str.fast_length_tester_cache', BOOL, False, 'cache length tester constants instead of regenerating them'),
('str.fast_value_tester_cache', BOOL, True, 'cache value tester constants instead of regenerating them'),
('str.string_constant_cache', BOOL, True, 'cache all generated string constants generated from anywhere in theory_str'),
('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.')
))

1
src/smt/params/theory_str_params.cpp
View file

@ -26,4 +26,5 @@ void theory_str_params::updt_params(params_ref const & _p) {
m_AggressiveUnrollTesting = p.str_aggressive_unroll_testing();
m_UseFastLengthTesterCache = p.str_fast_length_tester_cache();
m_UseFastValueTesterCache = p.str_fast_value_tester_cache();
m_StringConstantCache = p.str_string_constant_cache();
}

9
src/smt/params/theory_str_params.h
View file

@ -62,13 +62,20 @@ struct theory_str_params {
*/
bool m_UseFastValueTesterCache;
/*
* If StringConstantCache is set to true,
* all string constants in theory_str generated from anywhere will be cached and saved.
*/
bool m_StringConstantCache;
theory_str_params(params_ref const & p = params_ref()):
m_AssertStrongerArrangements(true),
m_AggressiveLengthTesting(false),
m_AggressiveValueTesting(false),
m_AggressiveUnrollTesting(true),
m_UseFastLengthTesterCache(false),
m_UseFastValueTesterCache(true)
m_UseFastValueTesterCache(true),
m_StringConstantCache(true)
{
updt_params(p);
}