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#4880 add interpreted versions of to_bv functions for MBQI quantifier models

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This commit is contained in:
Nikolaj Bjorner 2021-09-17 14:23:14 +01:00
parent 1fc7b63a80
commit d36c3faf76
7 changed files with 42 additions and 8 deletions
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10
src/ast/fpa_decl_plugin.cpp
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@ -778,8 +778,10 @@ func_decl * fpa_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters,
case OP_FPA_FP:
return mk_fp(k, num_parameters, parameters, arity, domain, range);
case OP_FPA_TO_UBV:
case OP_FPA_TO_UBV_I:
return mk_to_ubv(k, num_parameters, parameters, arity, domain, range);
case OP_FPA_TO_SBV:
case OP_FPA_TO_SBV_I:
return mk_to_sbv(k, num_parameters, parameters, arity, domain, range);
case OP_FPA_TO_REAL:
return mk_to_real(k, num_parameters, parameters, arity, domain, range);
@ -852,6 +854,8 @@ void fpa_decl_plugin::get_op_names(svector<builtin_name> & op_names, symbol cons
op_names.push_back(builtin_name("fp", OP_FPA_FP));
op_names.push_back(builtin_name("fp.to_ubv", OP_FPA_TO_UBV));
op_names.push_back(builtin_name("fp.to_sbv", OP_FPA_TO_SBV));
op_names.push_back(builtin_name("fp.to_ubv_I", OP_FPA_TO_UBV_I));
op_names.push_back(builtin_name("fp.to_sbv_I", OP_FPA_TO_SBV_I));
op_names.push_back(builtin_name("fp.to_real", OP_FPA_TO_REAL));
op_names.push_back(builtin_name("to_fp", OP_FPA_TO_FP));
@ -1070,10 +1074,12 @@ bool fpa_util::is_considered_uninterpreted(func_decl * f, unsigned n, expr* cons
return is_nan(x);
}
else if (is_decl_of(f, ffid, OP_FPA_TO_SBV) ||
is_decl_of(f, ffid, OP_FPA_TO_UBV)) {
is_decl_of(f, ffid, OP_FPA_TO_UBV) ||
is_decl_of(f, ffid, OP_FPA_TO_SBV_I) ||
is_decl_of(f, ffid, OP_FPA_TO_UBV_I)) {
SASSERT(n == 2);
SASSERT(f->get_num_parameters() == 1);
bool is_signed = f->get_decl_kind() == OP_FPA_TO_SBV;
bool is_signed = f->get_decl_kind() == OP_FPA_TO_SBV || f->get_decl_kind() == OP_FPA_TO_SBV_I;
expr* rm = args[0];
expr* x = args[1];
unsigned bv_sz = f->get_parameter(0).get_int();