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add control over Farkas parameter for Arie

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-07-17 00:03:38 +04:00
parent 0cd3c3364b
commit 327b2bbe9c
2 changed files with 11 additions and 9 deletions
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18
src/muz_qe/pdr_context.cpp
View file

@ -1562,14 +1562,16 @@ namespace pdr {
m_fparams.m_arith_auto_config_simplex = true;
m_fparams.m_arith_propagate_eqs = false;
m_fparams.m_arith_eager_eq_axioms = false;
if (classify.is_dl() && m_params.use_utvpi()) {
m_fparams.m_arith_mode = AS_DIFF_LOGIC;
m_fparams.m_arith_expand_eqs = true;
}
else if (classify.is_utvpi() && m_params.use_utvpi()) {
IF_VERBOSE(1, verbose_stream() << "UTVPI\n";);
m_fparams.m_arith_mode = AS_UTVPI;
m_fparams.m_arith_expand_eqs = true;
if (m_params.use_utvpi() && !m_params.use_convex_hull_generalizer()) {
if (classify.is_dl()) {
m_fparams.m_arith_mode = AS_DIFF_LOGIC;
m_fparams.m_arith_expand_eqs = true;
}
else if (classify.is_utvpi()) {
IF_VERBOSE(1, verbose_stream() << "UTVPI\n";);
m_fparams.m_arith_mode = AS_UTVPI;
m_fparams.m_arith_expand_eqs = true;
}
}
}
if (m_params.use_convex_hull_generalizer()) {

2
src/muz_qe/pdr_generalizers.cpp
View file

@ -158,7 +158,7 @@ namespace pdr {
}
void core_convex_hull_generalizer::operator()(model_node& n, expr_ref_vector& core, bool& uses_level) {
method2(n, core, uses_level);
method1(n, core, uses_level);
}
// use the entire region as starting point for generalization.