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z3/src/tactic/fpa/fpa2bv_model_converter.cpp
Copilot 2436943794
Standardize for-loop increments to prefix form (++i) (#8199)
* Initial plan

* Convert postfix to prefix increment in for loops

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Fix member variable increment conversion bug

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Update API generator to produce prefix increments

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
2026-01-14 19:55:31 -08:00

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C++

/*++
Copyright (c) 2012 Microsoft Corporation
Module Name:
fpa2bv_model_converter.h
Abstract:
Model conversion for fpa2bv_converter
Author:
Christoph (cwinter) 2012-02-09
Notes:
--*/
#include "ast/ast_smt2_pp.h"
#include "ast/rewriter/fpa_rewriter.h"
#include "tactic/fpa/fpa2bv_model_converter.h"
void fpa2bv_model_converter::display(std::ostream & out) {
out << "(fpa2bv-model-converter";
m_bv2fp->display(out);
out << ")";
}
model_converter * fpa2bv_model_converter::translate(ast_translation & translator) {
fpa2bv_model_converter * res = alloc(fpa2bv_model_converter, translator.to());
res->m_bv2fp = m_bv2fp->translate(translator);
return res;
}
void fpa2bv_model_converter::convert(model_core * mc, model * float_mdl) {
TRACE(fpa2bv_mc, tout << "BV Model: " << std::endl;
for (unsigned i = 0; i < mc->get_num_constants(); ++i)
tout << mc->get_constant(i)->get_name() << " --> " <<
mk_ismt2_pp(mc->get_const_interp(mc->get_constant(i)), m) << std::endl;
for (unsigned i = 0; i < mc->get_num_functions(); ++i) {
func_decl * f = mc->get_function(i);
tout << f->get_name() << "(...) := " << std::endl;
func_interp * fi = mc->get_func_interp(f);
for (unsigned j = 0; j < fi->num_entries(); ++j) {
func_entry const * fe = fi->get_entry(j);
for (unsigned k = 0; k < f->get_arity(); ++k)
tout << mk_ismt2_pp(fe->get_arg(k), m) << " ";
tout << "--> " << mk_ismt2_pp(fe->get_result(), m) << std::endl;
}
tout << "else " << mk_ismt2_pp(fi->get_else(), m) << std::endl;
});
obj_hashtable<func_decl> seen;
m_bv2fp->convert_consts(mc, float_mdl, seen);
m_bv2fp->convert_rm_consts(mc, float_mdl, seen);
m_bv2fp->convert_min_max_specials(mc, float_mdl, seen);
m_bv2fp->convert_uf2bvuf(mc, float_mdl, seen);
// Keep all the non-float constants.
unsigned sz = mc->get_num_constants();
for (unsigned i = 0; i < sz; ++i) {
func_decl * c = mc->get_constant(i);
if (!seen.contains(c))
float_mdl->register_decl(c, mc->get_const_interp(c));
}
// And keep everything else
sz = mc->get_num_functions();
for (unsigned i = 0; i < sz; ++i) {
func_decl * f = mc->get_function(i);
if (!seen.contains(f)) {
TRACE(fpa2bv_mc, tout << "Keeping: " << mk_ismt2_pp(f, m) << std::endl;);
func_interp * val = mc->get_func_interp(f)->copy();
float_mdl->register_decl(f, val);
}
}
sz = mc->get_num_uninterpreted_sorts();
for (unsigned i = 0; i < sz; ++i) {
sort * s = mc->get_uninterpreted_sort(i);
ptr_vector<expr> u = mc->get_universe(s);
float_mdl->register_usort(s, u.size(), u.data());
}
}
model_converter * mk_fpa2bv_model_converter(ast_manager & m, fpa2bv_converter & conv) {
return alloc(fpa2bv_model_converter, m, conv);
}