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optimize binary output

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-02-18 15:52:42 +01:00
parent 5b57c6b780
commit 0aafa8b7ce
2 changed files with 12 additions and 8 deletions
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19
src/sat/sat_drat.cpp
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@ -120,22 +120,27 @@ namespace sat {
case status::deleted: ch = 'd'; break; case status::deleted: ch = 'd'; break;
default: UNREACHABLE(); break; default: UNREACHABLE(); break;
} }
(*m_bout) << ch; char buffer[10000];
int len = 0;
buffer[len++] = ch;
for (unsigned i = 0; i < n; ++i) { for (unsigned i = 0; i < n; ++i) {
literal lit = c[i]; literal lit = c[i];
unsigned v = 2 * lit.var() + (lit.sign() ? 1 : 0); unsigned v = 2 * lit.var() + (lit.sign() ? 1 : 0);
do { do {
ch = static_cast<unsigned char>(v & ((1 << 7) - 1)); ch = static_cast<unsigned char>(v & 255);
v >>= 7; v >>= 7;
if (v) ch |= (1 << 7); if (v) ch |= 128;
//std::cout << std::hex << ((unsigned char)ch) << std::dec << " "; buffer[len++] = ch;
(*m_bout) << ch; if (len == sizeof(buffer)) {
m_bout->write(buffer, len);
len = 0;
}
} }
while (v); while (v);
} }
ch = 0; buffer[len++] = 0;
(*m_bout) << ch; m_bout->write(buffer, len);
} }
bool drat::is_cleaned(clause& c) const { bool drat::is_cleaned(clause& c) const {

1
src/sat/sat_simplifier.cpp
View file

@ -1222,7 +1222,6 @@ namespace sat {
RI literals. RI literals.
*/ */
void minimize_covered_clause(unsigned idx) { void minimize_covered_clause(unsigned idx) {
literal _blocked = m_covered_clause[idx];
for (literal l : m_tautology) VERIFY(s.is_marked(l)); for (literal l : m_tautology) VERIFY(s.is_marked(l));
for (literal l : m_covered_clause) s.unmark_visited(l); for (literal l : m_covered_clause) s.unmark_visited(l);
for (literal l : m_tautology) s.mark_visited(l); for (literal l : m_tautology) s.mark_visited(l);