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Bugfix for FPA models

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This commit is contained in:
Christoph M. Wintersteiger 2014-10-25 16:58:16 +01:00
parent 0713535fa6
commit cb3e9c9644
1 changed files with 15 additions and 4 deletions
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19
src/tactic/fpa/fpa2bv_model_converter.cpp
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@ -111,14 +111,25 @@ void fpa2bv_model_converter::convert(model * bv_mdl, model * float_mdl) {
unsigned ebits = fu.get_ebits(var->get_range());
unsigned sbits = fu.get_sbits(var->get_range());
expr_ref sgn(m), sig(m), exp(m);
sgn = bv_mdl->get_const_interp(to_app(a->get_arg(0))->get_decl());
sig = bv_mdl->get_const_interp(to_app(a->get_arg(1))->get_decl());
exp = bv_mdl->get_const_interp(to_app(a->get_arg(2))->get_decl());
expr_ref sgn(m), sig(m), exp(m);
bv_mdl->eval(a->get_arg(0), sgn, true);
bv_mdl->eval(a->get_arg(1), sig, true);
bv_mdl->eval(a->get_arg(2), exp, true);
SASSERT(a->is_app_of(fu.get_family_id(), OP_TO_FLOAT));
#ifdef Z3DEBUG
SASSERT(to_app(a->get_arg(0))->get_decl()->get_arity() == 0);
SASSERT(to_app(a->get_arg(1))->get_decl()->get_arity() == 0);
SASSERT(to_app(a->get_arg(1))->get_decl()->get_arity() == 0);
seen.insert(to_app(a->get_arg(0))->get_decl());
seen.insert(to_app(a->get_arg(1))->get_decl());
seen.insert(to_app(a->get_arg(2))->get_decl());
#else
SASSERT(a->get_arg(0)->get_kind() == OP_EXTRACT);
SASSERT(to_app(a->get_arg(0))->get_arg(0)->get_kind() == OP_EXTRACT);
seen.insert(to_app(to_app(a->get_arg(0))->get_arg(0))->get_decl());
#endif
if (!sgn && !sig && !exp)
continue;