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modernize parameter defaults

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-03 17:42:36 -07:00
parent cdcfbeb6d8
commit 18e4546404
6 changed files with 55 additions and 106 deletions
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20
src/smt/params/dyn_ack_params.h
View file

@ -27,21 +27,15 @@ enum class dyn_ack_strategy {
};
struct dyn_ack_params {
dyn_ack_strategy m_dack;
bool m_dack_eq;
double m_dack_factor;
unsigned m_dack_threshold;
unsigned m_dack_gc;
double m_dack_gc_inv_decay;
dyn_ack_strategy m_dack = dyn_ack_strategy::DACK_ROOT;
bool m_dack_eq = false;
double m_dack_factor = 0.1;
unsigned m_dack_threshold = 10;
unsigned m_dack_gc = 2000;
double m_dack_gc_inv_decay = 0.8;
public:
dyn_ack_params(params_ref const & p = params_ref()) :
m_dack(dyn_ack_strategy::DACK_ROOT),
m_dack_eq(false),
m_dack_factor(0.1),
m_dack_threshold(10),
m_dack_gc(2000),
m_dack_gc_inv_decay(0.8) {
dyn_ack_params(params_ref const & p = params_ref()) {
updt_params(p);
}

40
src/smt/params/theory_array_params.h
View file

@ -28,34 +28,20 @@ enum array_solver_id {
};
struct theory_array_params {
bool m_array_canonize_simplify;
bool m_array_simplify; // temporary hack for disabling array simplifier plugin.
array_solver_id m_array_mode;
bool m_array_weak;
bool m_array_extensional;
unsigned m_array_laziness;
bool m_array_delay_exp_axiom;
bool m_array_cg;
bool m_array_always_prop_upward;
bool m_array_lazy_ieq;
unsigned m_array_lazy_ieq_delay;
bool m_array_fake_support; // fake support for all array operations to pretend they are satisfiable.
theory_array_params():
m_array_canonize_simplify(false),
m_array_simplify(true),
m_array_mode(array_solver_id::AR_FULL),
m_array_weak(false),
m_array_extensional(true),
m_array_laziness(1),
m_array_delay_exp_axiom(true),
m_array_cg(false),
m_array_always_prop_upward(true), // UPWARDs filter is broken... TODO: fix it
m_array_lazy_ieq(false),
m_array_lazy_ieq_delay(10),
m_array_fake_support(false) {
}
bool m_array_canonize_simplify = false;
bool m_array_simplify = true; // temporary hack for disabling array simplifier plugin.
array_solver_id m_array_mode = array_solver_id::AR_FULL;
bool m_array_weak = false;
bool m_array_extensional = true;
unsigned m_array_laziness = 1;
bool m_array_delay_exp_axiom = true;
bool m_array_cg = false;
bool m_array_always_prop_upward = true;
bool m_array_lazy_ieq = false;
unsigned m_array_lazy_ieq_delay = 10;
bool m_array_fake_support = false; // fake support for all array operations to pretend they are satisfiable.
theory_array_params() {}
void updt_params(params_ref const & _p);

32
src/smt/params/theory_bv_params.h
View file

@ -26,27 +26,17 @@ enum bv_solver_id {
};
struct theory_bv_params {
bv_solver_id m_bv_mode;
bool m_hi_div0; //!< if true, uses the hardware interpretation for div0, mod0, ... if false, div0, mod0, ... are considered uninterpreted.
bool m_bv_reflect;
bool m_bv_lazy_le;
bool m_bv_cc;
bool m_bv_eq_axioms;
unsigned m_bv_blast_max_size;
bool m_bv_enable_int2bv2int;
bool m_bv_watch_diseq;
bool m_bv_delay;
theory_bv_params(params_ref const & p = params_ref()):
m_bv_mode(bv_solver_id::BS_BLASTER),
m_hi_div0(false),
m_bv_reflect(true),
m_bv_lazy_le(false),
m_bv_cc(false),
m_bv_eq_axioms(true),
m_bv_blast_max_size(INT_MAX),
m_bv_enable_int2bv2int(true),
m_bv_watch_diseq(false),
m_bv_delay(true) {
bv_solver_id m_bv_mode = bv_solver_id::BS_BLASTER;
bool m_hi_div0 = false; //!< if true, uses the hardware interpretation for div0, mod0, ... if false, div0, mod0, ... are considered uninterpreted.
bool m_bv_reflect = true;
bool m_bv_lazy_le = false;
bool m_bv_cc = false;
bool m_bv_eq_axioms = true;
unsigned m_bv_blast_max_size = INT_MAX;
bool m_bv_enable_int2bv2int = true;
bool m_bv_watch_diseq = false;
bool m_bv_delay = true;
theory_bv_params(params_ref const & p = params_ref()) {
updt_params(p);
}

11
src/smt/params/theory_pb_params.h
View file

@ -22,12 +22,11 @@ Revision History:
struct theory_pb_params {
unsigned m_pb_conflict_frequency;
bool m_pb_learn_complements;
theory_pb_params(params_ref const & p = params_ref()):
m_pb_conflict_frequency(1000),
m_pb_learn_complements(true)
{}
unsigned m_pb_conflict_frequency = 1000;
bool m_pb_learn_complements = true;
theory_pb_params(params_ref const & p = params_ref()) {
updt_params(p);
}
void updt_params(params_ref const & p);

10
src/smt/params/theory_seq_params.h
View file

@ -22,14 +22,10 @@ struct theory_seq_params {
/*
* Enable splitting guided by length constraints
*/
bool m_split_w_len;
bool m_seq_validate;
bool m_split_w_len = false;
bool m_seq_validate = false;
theory_seq_params(params_ref const & p = params_ref()):
m_split_w_len(false),
m_seq_validate(false)
{
theory_seq_params(params_ref const & p = params_ref()) {
updt_params(p);
}

48
src/smt/params/theory_str_params.h
View file

@ -27,108 +27,92 @@ struct theory_str_params {
* This is a stronger version of the standard axiom.
* The Z3str2 axioms can be simulated by setting this to false.
*/
bool m_StrongArrangements;
bool m_StrongArrangements = true;
/*
* If AggressiveLengthTesting is true, we manipulate the phase of length tester equalities
* to prioritize trying concrete length options over choosing the "more" option.
*/
bool m_AggressiveLengthTesting;
bool m_AggressiveLengthTesting = false;
/*
* Similarly, if AggressiveValueTesting is true, we manipulate the phase of value tester equalities
* to prioritize trying concrete value options over choosing the "more" option.
*/
bool m_AggressiveValueTesting;
bool m_AggressiveValueTesting = false;
/*
* If AggressiveUnrollTesting is true, we manipulate the phase of regex unroll tester equalities
* to prioritize trying concrete unroll counts over choosing the "more" option.
*/
bool m_AggressiveUnrollTesting;
bool m_AggressiveUnrollTesting = true;
/*
* If UseFastLengthTesterCache is set to true,
* length tester terms will not be generated from scratch each time they are needed,
* but will be saved in a map and looked up.
*/
bool m_UseFastLengthTesterCache;
bool m_UseFastLengthTesterCache = false;
/*
* If UseFastValueTesterCache is set to true,
* value tester terms will not be generated from scratch each time they are needed,
* but will be saved in a map and looked up.
*/
bool m_UseFastValueTesterCache;
bool m_UseFastValueTesterCache = true;
/*
* If StringConstantCache is set to true,
* all string constants in theory_str generated from anywhere will be cached and saved.
*/
bool m_StringConstantCache;
bool m_StringConstantCache = true;
double m_OverlapTheoryAwarePriority;
double m_OverlapTheoryAwarePriority = -0.1;
/*
* RegexAutomata_DifficultyThreshold is the lowest difficulty above which Z3str3
* will not eagerly construct an automaton for a regular expression term.
*/
unsigned m_RegexAutomata_DifficultyThreshold;
unsigned m_RegexAutomata_DifficultyThreshold = 1000;
/*
* RegexAutomata_IntersectionDifficultyThreshold is the lowest difficulty above which Z3str3
* will not eagerly intersect automata to check unsatisfiability.
*/
unsigned m_RegexAutomata_IntersectionDifficultyThreshold;
unsigned m_RegexAutomata_IntersectionDifficultyThreshold = 1000;
/*
* RegexAutomata_FailedAutomatonThreshold is the number of failed attempts to build an automaton
* after which a full automaton (i.e. with no length information) will be built regardless of difficulty.
*/
unsigned m_RegexAutomata_FailedAutomatonThreshold;
unsigned m_RegexAutomata_FailedAutomatonThreshold = 10;
/*
* RegexAutomaton_FailedIntersectionThreshold is the number of failed attempts to perform automaton
* intersection after which intersection will always be performed regardless of difficulty.
*/
unsigned m_RegexAutomata_FailedIntersectionThreshold;
unsigned m_RegexAutomata_FailedIntersectionThreshold = 10;
/*
* RegexAutomaton_LengthAttemptThreshold is the number of attempts to satisfy length/path constraints
* before which we begin checking unsatisfiability of a regex term.
*/
unsigned m_RegexAutomata_LengthAttemptThreshold;
unsigned m_RegexAutomata_LengthAttemptThreshold = 10;
/*
* If FixedLengthRefinement is true and the fixed-length equation solver is enabled,
* Z3str3 will use abstraction refinement to handle formulas that would result in disjunctions or expensive
* reductions to fixed-length formulas.
*/
bool m_FixedLengthRefinement;
bool m_FixedLengthRefinement = false;
/*
* If FixedLengthNaiveCounterexamples is true and the fixed-length equation solver is enabled,
* Z3str3 will only construct simple counterexamples to block unsatisfiable length assignments
* instead of attempting to learn more complex lessons.
*/
bool m_FixedLengthNaiveCounterexamples;
bool m_FixedLengthNaiveCounterexamples = true;
theory_str_params(params_ref const & p = params_ref()):
m_StrongArrangements(true),
m_AggressiveLengthTesting(false),
m_AggressiveValueTesting(false),
m_AggressiveUnrollTesting(true),
m_UseFastLengthTesterCache(false),
m_UseFastValueTesterCache(true),
m_StringConstantCache(true),
m_OverlapTheoryAwarePriority(-0.1),
m_RegexAutomata_DifficultyThreshold(1000),
m_RegexAutomata_IntersectionDifficultyThreshold(1000),
m_RegexAutomata_FailedAutomatonThreshold(10),
m_RegexAutomata_FailedIntersectionThreshold(10),
m_RegexAutomata_LengthAttemptThreshold(10),
m_FixedLengthRefinement(false),
m_FixedLengthNaiveCounterexamples(true)
{
theory_str_params(params_ref const & p = params_ref()) {
updt_params(p);
}