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Fix for FP UFs and conversion functions.

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This commit is contained in:
Christoph M. Wintersteiger 2015-10-08 16:04:17 +01:00
parent 883514c195
commit a951ff0769
2 changed files with 40 additions and 34 deletions
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52
src/ast/fpa/fpa2bv_rewriter.h
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@ -79,36 +79,16 @@ struct fpa2bv_rewriter_cfg : public default_rewriter_cfg {
br_status reduce_app(func_decl * f, unsigned num, expr * const * args, expr_ref & result, proof_ref & result_pr) {
TRACE("fpa2bv_rw", tout << "APP: " << f->get_name() << std::endl; );
if (f->get_family_id() == null_family_id) {
if (num == 0) {
if (m_conv.is_float(f->get_range())) {
m_conv.mk_const(f, result);
return BR_DONE;
}
else if (m_conv.is_rm(f->get_range())) {
m_conv.mk_rm_const(f, result);
return BR_DONE;
}
else
return BR_FAILED;
}
else {
bool is_float_uf = m_conv.is_float(f->get_range()) || m_conv.is_rm(f->get_range());
for (unsigned i = 0; i < f->get_arity(); i++) {
sort * di = f->get_domain()[i];
is_float_uf |= m_conv.is_float(di) || m_conv.is_rm(di);
}
if (is_float_uf) {
m_conv.mk_uninterpreted_function(f, num, args, result);
return BR_DONE;
}
else
return BR_FAILED;
}
if (num == 0 && f->get_family_id() == null_family_id && m_conv.is_float(f->get_range())) {
m_conv.mk_const(f, result);
return BR_DONE;
}
if (num == 0 && f->get_family_id() == null_family_id && m_conv.is_rm(f->get_range())) {
m_conv.mk_rm_const(f, result);
return BR_DONE;
}
if (m().is_eq(f)) {
SASSERT(num == 2);
TRACE("fpa2bv_rw", tout << "(= " << mk_ismt2_pp(args[0], m()) << " " <<
@ -199,6 +179,20 @@ struct fpa2bv_rewriter_cfg : public default_rewriter_cfg {
NOT_IMPLEMENTED_YET();
}
}
else {
SASSERT(!m_conv.is_float_family(f));
bool is_float_uf = m_conv.is_float(f->get_range()) || m_conv.is_rm(f->get_range());
for (unsigned i = 0; i < f->get_arity(); i++) {
sort * di = f->get_domain()[i];
is_float_uf |= m_conv.is_float(di) || m_conv.is_rm(di);
}
if (is_float_uf) {
m_conv.mk_uninterpreted_function(f, num, args, result);
return BR_DONE;
}
}
return BR_FAILED;
}