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Merge pull request #1709 from nunoplopes/master

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MAM: check soft limits before calling the interpreter
This commit is contained in:
Nikolaj Bjorner 2018-06-28 10:31:00 -07:00 committed by GitHub
parent 18121e5241 46799cb3f0
commit f7512d6d5c
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 7 deletions
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16
src/smt/mam.cpp
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@ -2000,7 +2000,8 @@ namespace smt {
if (t->filter_candidates()) {
for (enode* app : t->get_candidates()) {
if (!app->is_marked() && app->is_cgr()) {
execute_core(t, app);
if (m_context.resource_limits_exceeded() || !execute_core(t, app))
return;
app->set_mark();
}
}
@ -2014,14 +2015,15 @@ namespace smt {
TRACE("trigger_bug", tout << "candidate\n" << mk_ismt2_pp(app->get_owner(), m_ast_manager) << "\n";);
if (app->is_cgr()) {
TRACE("trigger_bug", tout << "is_cgr\n";);
execute_core(t, app);
if (m_context.resource_limits_exceeded() || !execute_core(t, app))
return;
}
}
}
}
// init(t) must be invoked before execute_core
void execute_core(code_tree * t, enode * n);
bool execute_core(code_tree * t, enode * n);
// Return the min, max generation of the enodes in m_pattern_instances.
@ -2250,7 +2252,7 @@ namespace smt {
display_instr_input_reg(out, m_pc);
}
void interpreter::execute_core(code_tree * t, enode * n) {
bool interpreter::execute_core(code_tree * t, enode * n) {
TRACE("trigger_bug", tout << "interpreter::execute_core\n"; t->display(tout); tout << "\nenode\n" << mk_ismt2_pp(n->get_owner(), m_ast_manager) << "\n";);
unsigned since_last_check = 0;
@ -2494,7 +2496,7 @@ namespace smt {
#define ON_MATCH(NUM) \
m_max_generation = std::max(m_max_generation, get_max_generation(NUM, m_bindings.begin())); \
if (m_context.get_cancel_flag()) { \
return; \
return false; \
} \
m_mam.on_match(static_cast<const yield *>(m_pc)->m_qa, \
static_cast<const yield *>(m_pc)->m_pat, \
@ -2647,7 +2649,7 @@ namespace smt {
#ifdef _PROFILE_MAM
t->get_watch().stop();
#endif
return; // no more alternatives
return true; // no more alternatives
}
backtrack_point & bp = m_backtrack_stack[m_top - 1];
m_max_generation = bp.m_old_max_generation;
@ -2675,7 +2677,7 @@ namespace smt {
#ifdef _PROFILE_MAM
t->get_watch().stop();
#endif
return;
return false;
}
}