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consolidate throttling

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This commit is contained in:
Lev Nachmanson 2025-06-26 13:22:49 -07:00 • committed by Lev Nachmanson
parent 727dfd2d8d
commit ac34dbd030
6 changed files with 81 additions and 89 deletions
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63
src/math/lp/nla_throttle.cpp
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@ -10,6 +10,69 @@
namespace nla {
bool nla_throttle::insert_new(throttle_kind k, lpvar mvar, bool is_lt) {
if (!m_enabled) return false;
signature sig;
sig.m_values[0] = static_cast<unsigned>(k);
sig.m_values[1] = static_cast<unsigned>(mvar);
sig.m_values[2] = static_cast<unsigned>(is_lt ? 1 : 0);
return insert_new_impl(sig);
}
bool nla_throttle::insert_new(throttle_kind k, lpvar xy_var, lpvar x, lpvar y, int sign, int sy) {
if (!m_enabled) return false;
signature sig;
sig.m_values[0] = static_cast<unsigned>(k);
sig.m_values[1] = static_cast<unsigned>(xy_var);
sig.m_values[2] = static_cast<unsigned>(x);
sig.m_values[3] = static_cast<unsigned>(y);
sig.m_values[4] = normalize_sign(sign);
sig.m_values[5] = normalize_sign(sy);
return insert_new_impl(sig);
}
bool nla_throttle::insert_new(throttle_kind k, lpvar ac_var, lpvar a, const rational& c_sign, lpvar c,
lpvar bd_var, lpvar b_var, const rational& d_sign, lpvar d, llc ab_cmp) {
if (!m_enabled) return false;
signature sig;
sig.m_values[0] = static_cast<unsigned>(k);
sig.m_values[1] = static_cast<unsigned>(ac_var);
sig.m_values[2] = static_cast<unsigned>(a);
sig.m_values[3] = pack_rational_sign(c_sign);
sig.m_values[4] = static_cast<unsigned>(c);
sig.m_values[5] = static_cast<unsigned>(bd_var);
sig.m_values[6] = static_cast<unsigned>(b_var);
// Pack d_sign, d, and ab_cmp into the last slot
sig.m_values[7] = (pack_rational_sign(d_sign) << 24) |
((static_cast<unsigned>(d) & 0xFFFF) << 8) |
(static_cast<unsigned>(ab_cmp) & 0xFF);
return insert_new_impl(sig);
}
bool nla_throttle::insert_new(throttle_kind k, lpvar monic_var, lpvar x_var, lpvar y_var, bool below, int plane_type) {
if (!m_enabled) return false;
signature sig;
sig.m_values[0] = static_cast<unsigned>(k);
sig.m_values[1] = static_cast<unsigned>(monic_var);
sig.m_values[2] = static_cast<unsigned>(x_var);
sig.m_values[3] = static_cast<unsigned>(y_var);
sig.m_values[4] = static_cast<unsigned>(below ? 1 : 0);
sig.m_values[5] = static_cast<unsigned>(plane_type);
return insert_new_impl(sig);
}
bool nla_throttle::insert_new(throttle_kind k, lpvar monic_var, lpvar x_var, lpvar y_var, bool below) {
if (!m_enabled) return false;
signature sig;
sig.m_values[0] = static_cast<unsigned>(k);
sig.m_values[1] = static_cast<unsigned>(monic_var);
sig.m_values[2] = static_cast<unsigned>(x_var);
sig.m_values[3] = static_cast<unsigned>(y_var);
sig.m_values[4] = static_cast<unsigned>(below ? 1 : 0);
// No plane_type parameter, so leave m_values[5] as 0
return insert_new_impl(sig);
}
bool nla_throttle::insert_new_impl(const signature& sig) {
if (m_seen.contains(sig)) {
TRACE(nla_solver, tout << "throttled lemma generation\n";);