void show_loop_numbers(
ui_message_handlert::uit ui,
const goto_functionst &goto_functions)
{
for(goto_functionst::function_mapt::const_iterator
it=goto_functions.function_map.begin();
it!=goto_functions.function_map.end();
it++)
show_loop_numbers(ui, it->second.body);
}
int preparet::get_async_modules()
{
if(goto_functions.function_map.empty())
{
// see if we have a "main"
if(context.symbols.find("main")==context.symbols.end())
{
error("failed to find entry point -- please provide a model");
return 1;
}
status("Generating GOTO Program");
goto_convert(
context,
options,
goto_functions,
get_message_handler());
}
if(cmdline.isset("show-goto-functions"))
{
goto_functions.output(ns, std::cout);
return 0;
}
unsigned functions=goto_functions.function_map.size();
unsigned instructions=0;
forall_goto_functions(it, goto_functions)
instructions+=it->second.body.instructions.size();
status(i2string(functions)+" functions, "+
i2string(instructions)+" instructions.");
if(cmdline.isset("string-abstraction"))
string_instrumentation(
context, get_message_handler(), goto_functions);
status("Removing function pointers");
remove_function_pointers(ns, goto_functions);
status("Removing unused functions");
remove_unused_functions(
goto_functions, get_message_handler());
if(cmdline.isset("full-inlining"))
{
status("Full inlining");
satabs_inline(
goto_functions,
ns,
get_message_handler());
}
else
{
// partially inline functions
status("Partial inlining");
satabs_partial_inline(
goto_functions,
ns,
get_message_handler());
// we do this again, to remove all the functions that are inlined now
remove_unused_functions(
goto_functions, get_message_handler());
status("Adjusting functions");
prepare_functions(
context,
goto_functions,
get_message_handler());
// show it?
if(cmdline.isset("show-adjusted-functions"))
{
goto_functions.output(ns, std::cout);
return 0;
}
}
// add loop ids
goto_functions.compute_loop_numbers();
// show it?
if(cmdline.isset("show-loops"))
{
show_loop_numbers(get_ui(), goto_functions);
return 0;
}
add_failed_symbols(context);
// add generic checks
goto_check(ns, options, goto_functions);
if(cmdline.isset("string-abstraction"))
{
status("String Abstraction");
string_abstraction(
context,
get_message_handler(),
goto_functions);
}
goto_functions.compute_location_numbers();
if(cmdline.isset("pointer-check") ||
cmdline.isset("show-value-sets") ||
cmdline.isset("data-race-check"))
{
status("Pointer Analysis");
value_set_analysist value_set_analysis(ns);
value_set_analysis(goto_functions);
// show it?
if(cmdline.isset("show-value-sets"))
{
show_value_sets(get_ui(), goto_functions, value_set_analysis);
return 0;
}
if(cmdline.isset("pointer-check"))
{
status("Adding Pointer Checks");
// add pointer checks
pointer_checks(
goto_functions, context, options, value_set_analysis);
}
if(cmdline.isset("data-race-check"))
{
status("Adding Data Race Checks");
add_race_assertions(
value_set_analysis,
context,
goto_functions);
value_set_analysis.
update(goto_functions);
}
}
goto_functions.compute_location_numbers();
#if 0
// do invariant propagation
if(!cmdline.isset("no-invariant-sets"))
{
status("Invariant Propagation");
invariant_propagation(
goto_functions);
}
else
invariant_propagation.initialize(
goto_functions);
if(cmdline.isset("show-invariant-sets"))
{
invariant_propagation.output(
goto_functions, std::cout);
return 0;
}
// simplify
if(!cmdline.isset("no-invariant-sets"))
invariant_propagation.simplify(
goto_functions);
#endif
// set claim
if(cmdline.isset("claim"))
set_claims(
goto_functions,
cmdline.get_values("claim"));
// slice
if(!cmdline.isset("no-slicing"))
slicer(goto_functions);
// show it?
if(cmdline.isset("show-final-program"))
{
goto_functions.output(ns, std::cout);
return 0;
}
return -1; // proceed!
}
bool cbmc_parseoptionst::process_goto_program(
const optionst &options,
goto_functionst &goto_functions)
{
try
{
namespacet ns(context);
if(cmdline.isset("string-abstraction"))
string_instrumentation(
context, get_message_handler(), goto_functions);
status("Function Pointer Removal");
remove_function_pointers(ns, goto_functions,
cmdline.isset("pointer-check"));
status("Partial Inlining");
// do partial inlining
goto_partial_inline(goto_functions, ns, ui_message_handler);
status("Generic Property Instrumentation");
// add generic checks
goto_check(ns, options, goto_functions);
if(cmdline.isset("string-abstraction"))
{
status("String Abstraction");
string_abstraction(context,
get_message_handler(), goto_functions);
}
// add failed symbols
// needs to be done before pointer analysis
add_failed_symbols(context);
if(cmdline.isset("pointer-check") ||
cmdline.isset("show-value-sets"))
{
status("Pointer Analysis");
value_set_analysist value_set_analysis(ns);
value_set_analysis(goto_functions);
// show it?
if(cmdline.isset("show-value-sets"))
{
show_value_sets(get_ui(), goto_functions, value_set_analysis);
return true;
}
status("Adding Pointer Checks");
// add pointer checks
pointer_checks(
goto_functions, context, options, value_set_analysis);
}
// recalculate numbers, etc.
goto_functions.update();
// add loop ids
goto_functions.compute_loop_numbers();
// if we aim to cover, replace
// all assertions by false to prevent simplification
if(cmdline.isset("cover-assertions"))
make_assertions_false(goto_functions);
// show it?
if(cmdline.isset("show-loops"))
{
show_loop_numbers(get_ui(), goto_functions);
return true;
}
// show it?
if(cmdline.isset("show-goto-functions"))
{
goto_functions.output(ns, std::cout);
return true;
}
}
catch(const char *e)
{
error(e);
return true;
}
catch(const std::string e)
{
error(e);
return true;
}
catch(int)
{
return true;
}
catch(std::bad_alloc)
{
error("Out of memory");
return true;
}
return false;
}
