void do_resolve (std::vector <std::string> const& names,
HandlerType const& handler, CompletionCounter)
{
check_precondition (! names.empty());
if (m_called_stop.load () == 0)
{
// TODO NIKB use emplace_back once we move to C++11
m_work.push_back(Work(names, handler));
m_journal.debug <<
"Queued new job with " << names.size() <<
" tasks. " << m_work.size() << " jobs outstanding.";
if (m_work.size() == 1)
{
check_precondition (m_idle);
m_journal.trace << "Waking up";
m_idle = false;
m_io_service.post (m_strand.wrap (boost::bind (
&NameResolverImpl::do_work, this,
CompletionCounter(this))));
}
}
}
void resolve (
std::vector <std::string> const& names,
HandlerType const& handler)
{
check_precondition (m_called_stop.load () == 0);
check_precondition (!names.empty());
// TODO NIKB use rvalue references to construct and move
// reducing cost.
m_io_service.dispatch (m_strand.wrap (boost::bind (
&NameResolverImpl::do_resolve, this,
names, handler, CompletionCounter(this))));
}
void summarizer_fwt::inline_summaries(const function_namet &function_name,
local_SSAt &SSA, const exprt &precondition,
bool context_sensitive)
{
for(local_SSAt::nodest::const_iterator n_it = SSA.nodes.begin();
n_it != SSA.nodes.end(); n_it++)
{
for(local_SSAt::nodet::function_callst::const_iterator f_it =
n_it->function_calls.begin();
f_it != n_it->function_calls.end(); f_it++)
{
assert(f_it->function().id()==ID_symbol); //no function pointers
if(!check_call_reachable(function_name,SSA,n_it,f_it,precondition,true))
{
continue;
}
if(!check_precondition(function_name,SSA,n_it,f_it,
precondition,context_sensitive))
{
exprt precondition_call = true_exprt();
if(context_sensitive)
precondition_call = compute_calling_context(
function_name,SSA,n_it,f_it,precondition,true);
irep_idt fname = to_symbol_expr(f_it->function()).get_identifier();
status() << "Recursively summarizing function " << fname << eom;
compute_summary_rec(fname,precondition_call,context_sensitive);
summaries_used++;
}
}
}
}
void summarizer_fw_termt::inline_summaries(
const function_namet &function_name,
local_SSAt &SSA, exprt precondition,
bool context_sensitive,
threevalt &calls_terminate,
bool &has_function_calls)
{
for(local_SSAt::nodest::iterator n_it=SSA.nodes.begin();
n_it!=SSA.nodes.end(); n_it++)
{
for(local_SSAt::nodet::function_callst::iterator f_it=
n_it->function_calls.begin();
f_it!=n_it->function_calls.end(); f_it++)
{
assert(f_it->function().id()==ID_symbol); // no function pointers
exprt::operandst c;
c.push_back(precondition);
get_assertions(SSA, c); // assertions as assumptions
precondition=conjunction(c);
if(!options.get_bool_option("competition-mode") &&
!check_call_reachable(
function_name, SSA, n_it, f_it, precondition, true))
continue;
has_function_calls=true;
irep_idt fname=to_symbol_expr(f_it->function()).get_identifier();
if(!check_precondition(
function_name, SSA, n_it, f_it, precondition, context_sensitive))
{
exprt precondition_call=true_exprt();
if(context_sensitive)
precondition_call=compute_calling_context(
function_name, SSA, n_it, f_it, precondition, true);
status() << "Recursively summarizing function " << fname << eom;
compute_summary_rec(fname, precondition_call, context_sensitive);
summaries_used++;
}
// get information about callee termination
if(summary_db.exists(fname) && summary_db.get(fname).terminates!=YES)
{
// cannot propagate NO
// because call reachability might be over-approximating
calls_terminate=UNKNOWN;
break;
}
}
}
}
Error statement_imp::execute()
{
Error error;
check_precondition (m_stmt != nullptr);
// ???
m_bGotData = false;
m_session.set_got_data(m_bGotData);
// binds
int iCol = 0;
for (intos_t::iterator iter = m_intos.begin(); iter != m_intos.end(); ++iter)
(*iter)->bind(*this, iCol);
int iParam = 1;
for (uses_t::iterator iter = m_uses.begin(); iter != m_uses.end(); ++iter)
(*iter)->bind(*this, iParam);
// reset
error = detail::sqliteError(__FILE__, __LINE__, sqlite3_reset(m_stmt));
if (!error)
{
// set input variables
do_uses();
m_bReady = true;
m_bFirstTime = true;
}
return error;
}
~NameResolverImpl ()
{
check_precondition (m_work.empty());
check_precondition (m_stopped);
}
void standard_into_type::do_into()
{
int colType = sqlite3_column_type(m_st->m_stmt, m_iCol);
if (colType == SQLITE_NULL)
{
// null encountered with no indicator
check_precondition (m_ind != nullptr);
*m_ind = i_null;
}
else
{
if (m_ind)
*m_ind = i_ok;
switch (colType)
{
case SQLITE_INTEGER:
{
sqlite3_int64 v = sqlite3_column_int64(m_st->m_stmt, m_iCol);
switch (m_type)
{
case x_bool:
as<bool>(m_data) = v != 0;
break;
case x_char:
integer_into<char>(m_data, v);
break;
case x_short:
integer_into<short>(m_data, v);
break;
case x_int:
integer_into<int>(m_data, v);
break;
case x_long:
integer_into<long>(m_data, v);
break;
case x_int64:
integer_into<int64>(m_data, v);
break;
case x_uchar:
integer_into<unsigned char>(m_data, v);
break;
case x_ushort:
integer_into<unsigned short>(m_data, v);
break;
case x_uint:
integer_into<unsigned int>(m_data, v);
break;
case x_ulong:
integer_into<unsigned long>(m_data, v);
break;
case x_uint64:
integer_into<uint64>(m_data, v);
break;
case x_beastString:
as <String> (m_data) = String(v);
break;
default:
fatal_error ("unknown case");
}
}
break;
case SQLITE_FLOAT:
{
double v = sqlite3_column_double(m_st->m_stmt, m_iCol);
switch (m_type)
{
case x_float:
as<float>(m_data) = static_cast<float>(v);
break;
case x_double:
as<double>(m_data) = v;
break;
case x_beastString:
as <String> (m_data) = String(v);
break;
default:
fatal_error ("unknown case");
};
}
break;
case SQLITE_TEXT:
{
switch (m_type)
{
case x_stdstring:
{
// excludes terminator
int bytes = sqlite3_column_bytes(m_st->m_stmt, m_iCol);
unsigned char const* v = sqlite3_column_text(m_st->m_stmt, m_iCol);
std::string& result = as<std::string>(m_data);
result.assign(reinterpret_cast<char const*>(v), bytes);
}
break;
case x_stdwstring:
fatal_error ("invalid case");
break;
case x_beastString:
{
// excludes terminator
int bytes = sqlite3_column_bytes(m_st->m_stmt, m_iCol);
const CharPointer_UTF8::CharType* c = reinterpret_cast
<const CharPointer_UTF8::CharType*>
(sqlite3_column_text(m_st->m_stmt, m_iCol));
String& s = as <String> (m_data);
s = String(CharPointer_UTF8(c), CharPointer_UTF8(c + bytes));
}
break;
default:
{
sqlite3_int64 v = sqlite3_column_int64(m_st->m_stmt, m_iCol);
switch (m_type)
{
case x_bool:
as<bool>(m_data) = v != 0;
break;
case x_char:
integer_into<char>(m_data, v);
break;
case x_short:
integer_into<short>(m_data, v);
break;
case x_int:
integer_into<int>(m_data, v);
break;
case x_long:
integer_into<long>(m_data, v);
break;
case x_int64:
integer_into<int64>(m_data, v);
break;
case x_uchar:
integer_into<unsigned char>(m_data, v);
break;
case x_ushort:
integer_into<unsigned short>(m_data, v);
break;
case x_uint:
integer_into<unsigned int>(m_data, v);
break;
case x_ulong:
integer_into<unsigned long>(m_data, v);
break;
case x_uint64:
integer_into<uint64>(m_data, v);
break;
default:
fatal_error ("unknown case");
}
}
break;
};
}
break;
case SQLITE_BLOB:
fatal_error ("invalid case");
default:
fatal_error ("unknown case");
};
}
convert_from_base();
}
