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TA Product optimization and WFair Formulas generation

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* src/ta/taproduct.cc: TA Product optimization
* src/ltltest/randltl.cc: WFair Formulas generation
This commit is contained in:
Ala-Eddine Ben-Salem 2011-04-06 22:15:05 +02:00 • committed by Alexandre Duret-Lutz
parent c774ba141d
commit 2aad5b10d2
2 changed files with 98 additions and 50 deletions
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47
src/ltltest/randltl.cc
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@ -28,6 +28,7 @@
#include <string>
#include <cstdlib>
#include <cstring>
#include <sstream>
#include "ltlast/atomic_prop.hh"
#include "ltlvisit/randomltl.hh"
#include "ltlvisit/tostring.hh"
@ -36,6 +37,14 @@
#include "ltlenv/defaultenv.hh"
#include "misc/random.hh"
#include "ltlast/allnodes.hh"
using namespace spot;
using namespace spot::ltl;
environment& env(default_environment::instance());
void
syntax(char* prog)
{
@ -86,6 +95,35 @@ to_int(const char* s)
return res;
}
// GF(p_1) & GF(p_2) & ... & GF(p_n)
formula* GF_n(spot::ltl::atomic_prop_set* ap, int n)
{
formula* result = 0;
multop::type op = multop::And;
spot::ltl::atomic_prop_set::const_iterator i = ap->begin();
while (i != ap->end())
{
std::ostringstream p;
p << (*i)->name();
++i;
formula* f = unop::instance(unop::G,
unop::instance(unop::F,
env.require(p.str())));
if (result)
result = multop::instance(op, f, result);
else
result = f;
}
return result;
}
int
main(int argc, char** argv)
{
@ -102,6 +140,7 @@ main(int argc, char** argv)
bool opt_u = false;
spot::ltl::ltl_simplifier_options simpopt(true, true, true, true, true);
spot::ltl::ltl_simplifier simp(simpopt);
bool opt_wFair = false;
spot::ltl::environment& env(spot::ltl::default_environment::instance());
spot::ltl::atomic_prop_set* ap = new spot::ltl::atomic_prop_set;
@ -183,6 +222,10 @@ main(int argc, char** argv)
{
opt_u = true;
}
else if (!strcmp(argv[argn], "-wf"))
{
opt_wFair = true;
}
else
{
ap->insert(static_cast<const spot::ltl::atomic_prop*>
@ -315,6 +358,10 @@ main(int argc, char** argv)
while (max_tries_r--)
{
f = rf->generate(opt_f);
if (opt_wFair)
{
f = GF_n(atomic_prop_collect(f, 0), f->hash());
}
if (opt_r)
{
const spot::ltl::formula* g = simp.simplify(f);