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move functionality from qe_util to ast_util

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-06-23 14:33:45 +02:00
parent 5f484c069b
commit bf5419d44a
25 changed files with 174 additions and 161 deletions
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6
src/muz/pdr/pdr_generalizers.cpp
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@ -119,7 +119,7 @@ namespace pdr {
if (core.empty()) return;
expr_ref A(m), B(qe::mk_and(core)), C(m);
expr_ref_vector Bs(m);
qe::flatten_or(B, Bs);
flatten_or(B, Bs);
A = n.pt().get_propagation_formula(m_ctx.get_pred_transformers(), n.level());
bool change = false;
@ -138,7 +138,7 @@ namespace pdr {
C = qe::mk_or(Bs);
TRACE("pdr", tout << "prop:\n" << mk_pp(A,m) << "\ngen:" << mk_pp(B, m) << "\nto: " << mk_pp(C, m) << "\n";);
core.reset();
qe::flatten_and(C, core);
flatten_and(C, core);
uses_level = true;
}
}
@ -190,7 +190,7 @@ namespace pdr {
expr_ref fml2 = n.pt().get_formulas(n.level(), false);
fml1_2.push_back(fml1);
fml1_2.push_back(0);
qe::flatten_and(fml2, fmls);
flatten_and(fml2, fmls);
for (unsigned i = 0; i < fmls.size(); ++i) {
fml2 = m.mk_not(fmls[i].get());
fml1_2[1] = fml2;