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udoc: micro optimization for compiler_guard

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Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
This commit is contained in:
Nuno Lopes 2015-06-24 15:00:47 +01:00 • committed by Christoph M. Wintersteiger
parent 6bf87083ef
commit 5cc8c8bde6
2 changed files with 8 additions and 13 deletions
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20
src/muz/rel/udoc_relation.cpp
View file

@ -723,12 +723,9 @@ namespace datalog {
conds.push_back(m.mk_eq(e1, e2));
}
void udoc_relation::compile_guard(expr* g, udoc& d, bit_vector const& discard_cols) const {
d.reset(dm);
d.push_back(dm.allocateX());
apply_guard(g, d, discard_cols);
}
void udoc_relation::apply_guard(expr* g, udoc& result, bit_vector const& discard_cols) const {
void udoc_relation::compile_guard(expr* g, udoc& result, bit_vector const& discard_cols) const {
result.push_back(dm.allocateX());
// datastructure to store equalities with columns that will be projected out
union_find_default_ctx union_ctx;
subset_ints equalities(union_ctx);
@ -737,6 +734,7 @@ namespace datalog {
}
apply_guard(g, result, equalities, discard_cols);
}
bool udoc_relation::apply_ground_eq(doc_ref& d, unsigned v, unsigned hi, unsigned lo, expr* c) const {
udoc_plugin& p = get_plugin();
unsigned num_bits;
@ -753,9 +751,6 @@ namespace datalog {
return false;
}
bool udoc_relation::apply_bv_eq(
expr* e1, expr* e2, bit_vector const& discard_cols, udoc& result) const {
udoc_plugin& p = get_plugin();
@ -926,9 +921,10 @@ namespace datalog {
expr_ref guard(m);
for (unsigned i = 0; i < num_bits; ++i) {
m_equalities.mk_var();
}
t.extract_guard(condition, guard, m_reduced_condition);
t.compile_guard(guard, m_udoc, m_empty_bv);
}
t.extract_guard(condition, guard, m_reduced_condition);
m_udoc.push_back(dm.allocateX());
t.apply_guard(guard, m_udoc, m_equalities, m_empty_bv);
TRACE("doc",
tout << "original condition: " << mk_pp(condition, m) << "\n";

1
src/muz/rel/udoc_relation.h
View file

@ -72,7 +72,6 @@ namespace datalog {
void extract_equalities(
expr* e1, expr* e2, expr_ref_vector& conds,
subset_ints& equalities, unsigned_vector& roots) const;
void apply_guard(expr* g, udoc& result, bit_vector const& discard_cols) const;
void apply_guard(expr* g, udoc& result, subset_ints const& equalities, bit_vector const& discard_cols) const;
bool apply_ground_eq(doc_ref& d, unsigned v, unsigned hi, unsigned lo, expr* c) const;
bool apply_bv_eq(expr* e1, expr* e2, bit_vector const& discard_cols, udoc& result) const;