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This commit is contained in:
Jakob Rath 2024-02-08 15:13:22 +01:00
parent 8d45c954c5
commit 705203ea4c
1 changed files with 9 additions and 5 deletions
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14
src/sat/smt/polysat_egraph.cpp
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@ -126,6 +126,7 @@ namespace polysat {
// walk the e-graph to retrieve fixed sub-slices along with justifications,
// as well as pvars that correspond to these sub-slices.
void solver::get_fixed_sub_slices(pvar pv, fixed_slice_extra_vector& fixed, offset_slice_extra_vector& subslices) {
#define GET_FIXED_SUB_SLICES_DISPLAY 1
auto consume_slice = [&](euf::enode* n, unsigned offset) -> bool {
euf::enode* r = n->get_root();
if (!r->interpreted())
@ -142,14 +143,13 @@ namespace polysat {
euf::theory_var u = n->get_th_var(get_id());
dependency dep = (u == euf::null_theory_var) ? dependency::axiom() : dependency(u, w); // TODO: probably need an enode_pair instead?
#if 0
#if GET_FIXED_SUB_SLICES_DISPLAY
verbose_stream() << " " << value << "[" << length << "]@" << offset;
verbose_stream() << " node " << ctx.bpp(n);
verbose_stream() << " tv " << u;
if (u != euf::null_theory_var)
verbose_stream() << " := " << m_var2pdd[u];
verbose_stream() << " merge-level " << level;
// verbose_stream() << " just " << n->get_justification();
verbose_stream() << "\n";
fixed.push_back(fixed_slice_extra(value, offset, length, level, dep));
#endif
@ -161,18 +161,22 @@ namespace polysat {
auto const& p = m_var2pdd[s];
if (!p.is_var())
continue;
#if 0
unsigned p_level = merge_level(sib, r);
#if GET_FIXED_SUB_SLICES_DISPLAY
verbose_stream() << " pvar " << p;
verbose_stream() << " node " << ctx.bpp(sib);
verbose_stream() << " tv " << s;
verbose_stream() << " merge-level " << merge_level(sib, r);
verbose_stream() << " merge-level " << p_level;
verbose_stream() << "\n";
#endif
subslices.push_back(offset_slice_extra(p.var(), offset, merge_level(sib, r)));
subslices.push_back(offset_slice_extra(p.var(), offset, p_level));
}
return true;
};
#if GET_FIXED_SUB_SLICES_DISPLAY
verbose_stream() << "fixed subslices of v" << pv << ":\n";
#endif
theory_var v = m_pddvar2var[pv];
m_bv_plugin->sub_slices(var2enode(v), consume_slice);
}