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This commit is contained in:
Nikolaj Bjorner 2020-09-28 18:31:10 -07:00
parent 20be286391
commit 4562c07ceb
11 changed files with 373 additions and 1 deletions
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4
src/sat/smt/bv_delay_internalize.cpp
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@ -169,7 +169,6 @@ namespace bv {
bool solver::check_mul_zero(app* n, expr_ref_vector const& arg_values, expr* mul_value, expr* arg_value) {
SASSERT(mul_value != arg_value);
SASSERT(!(bv.is_zero(mul_value) && bv.is_zero(arg_value)));
if (bv.is_zero(arg_value)) {
unsigned sz = n->get_num_args();
expr_ref_vector args(m, sz, n->get_args());
@ -180,6 +179,7 @@ namespace bv {
set_delay_internalize(r, internalize_mode::init_bits_only_i); // do not bit-blast this multiplier.
expr_ref eq(m.mk_eq(r, arg_value), m);
args[i] = n->get_arg(i);
std::cout << eq << "@" << s().scope_lvl() << "\n";
add_unit(b_internalize(eq));
}
return false;
@ -298,6 +298,8 @@ namespace bv {
set_delay_internalize(rhs, internalize_mode::no_delay_i);
expr_ref eq(m.mk_eq(lhs, rhs), m);
add_unit(b_internalize(eq));
TRACE("bv", tout << "low-bits: " << eq << "\n";);
std::cout << "low bits\n";
return false;
}