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prepare for min/max i

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-16 16:23:10 +01:00
parent 50375df8dc
commit c3c5c14ead
7 changed files with 26 additions and 0 deletions
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10
src/ast/fpa/fpa2bv_converter.cpp
View file

@ -1267,6 +1267,16 @@ void fpa2bv_converter::mk_abs(sort * s, expr_ref & x, expr_ref & result) {
result = m_util.mk_fp(m_bv_util.mk_numeral(0, 1), exp, sig);
}
void fpa2bv_converter::mk_min_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result) {
func_decl_ref fu(m.mk_func_decl(f->get_family_id(), OP_FPA_MIN, 0, nullptr, num, args), m);
mk_min(fu, num, args, result);
}
void fpa2bv_converter::mk_max_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result) {
func_decl_ref fu(m.mk_func_decl(f->get_family_id(), OP_FPA_MAX, 0, nullptr, num, args), m);
mk_max(fu, num, args, result);
}
void fpa2bv_converter::mk_min(func_decl * f, unsigned num, expr * const * args, expr_ref & result) {
SASSERT(num == 2);

2
src/ast/fpa/fpa2bv_converter.h
View file

@ -149,6 +149,8 @@ public:
void mk_min(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_max(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_min_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_max_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
expr_ref mk_min_max_unspecified(func_decl * f, expr * x, expr * y);
void reset();

2
src/ast/fpa/fpa2bv_rewriter.cpp
View file

@ -124,6 +124,8 @@ br_status fpa2bv_rewriter_cfg::reduce_app(func_decl * f, unsigned num, expr * co
case OP_FPA_ABS: m_conv.mk_abs(f, num, args, result); return BR_DONE;
case OP_FPA_MIN: m_conv.mk_min(f, num, args, result); return BR_DONE;
case OP_FPA_MAX: m_conv.mk_max(f, num, args, result); return BR_DONE;
case OP_FPA_MIN_I: m_conv.mk_min_i(f, num, args, result); return BR_DONE;
case OP_FPA_MAX_I: m_conv.mk_max_i(f, num, args, result); return BR_DONE;
case OP_FPA_FMA: m_conv.mk_fma(f, num, args, result); return BR_DONE;
case OP_FPA_SQRT: m_conv.mk_sqrt(f, num, args, result); return BR_DONE;
case OP_FPA_ROUND_TO_INTEGRAL: m_conv.mk_round_to_integral(f, num, args, result); return BR_DONE;

6
src/ast/fpa_decl_plugin.cpp
View file

@ -375,6 +375,8 @@ func_decl * fpa_decl_plugin::mk_binary_decl(decl_kind k, unsigned num_parameters
case OP_FPA_REM: name = "fp.rem"; break;
case OP_FPA_MIN: name = "fp.min"; break;
case OP_FPA_MAX: name = "fp.max"; break;
case OP_FPA_MIN_I: name = "fp.min_i"; break;
case OP_FPA_MAX_I: name = "fp.max_i"; break;
default:
UNREACHABLE();
break;
@ -756,6 +758,8 @@ func_decl * fpa_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters,
case OP_FPA_REM:
case OP_FPA_MIN:
case OP_FPA_MAX:
case OP_FPA_MIN_I:
case OP_FPA_MAX_I:
return mk_binary_decl(k, num_parameters, parameters, arity, domain, range);
case OP_FPA_ADD:
case OP_FPA_MUL:
@ -829,6 +833,8 @@ void fpa_decl_plugin::get_op_names(svector<builtin_name> & op_names, symbol cons
op_names.push_back(builtin_name("fp.roundToIntegral", OP_FPA_ROUND_TO_INTEGRAL));
op_names.push_back(builtin_name("fp.min", OP_FPA_MIN));
op_names.push_back(builtin_name("fp.max", OP_FPA_MAX));
op_names.push_back(builtin_name("fp.min_i", OP_FPA_MIN_I));
op_names.push_back(builtin_name("fp.max_i", OP_FPA_MAX_I));
op_names.push_back(builtin_name("fp.leq", OP_FPA_LE));
op_names.push_back(builtin_name("fp.lt", OP_FPA_LT));
op_names.push_back(builtin_name("fp.geq", OP_FPA_GE));

2
src/ast/fpa_decl_plugin.h
View file

@ -58,6 +58,8 @@ enum fpa_op_kind {
OP_FPA_ABS,
OP_FPA_MIN,
OP_FPA_MAX,
OP_FPA_MIN_I,
OP_FPA_MAX_I,
OP_FPA_FMA, // x*y + z
OP_FPA_SQRT,
OP_FPA_ROUND_TO_INTEGRAL,

2
src/ast/rewriter/fpa_rewriter.cpp
View file

@ -66,6 +66,8 @@ br_status fpa_rewriter::mk_app_core(func_decl * f, unsigned num_args, expr * con
case OP_FPA_ABS: SASSERT(num_args == 1); st = mk_abs(args[0], result); break;
case OP_FPA_MIN: SASSERT(num_args == 2); st = mk_min(args[0], args[1], result); break;
case OP_FPA_MAX: SASSERT(num_args == 2); st = mk_max(args[0], args[1], result); break;
case OP_FPA_MIN_I: SASSERT(num_args == 2); st = mk_min(args[0], args[1], result); break;
case OP_FPA_MAX_I: SASSERT(num_args == 2); st = mk_max(args[0], args[1], result); break;
case OP_FPA_FMA: SASSERT(num_args == 4); st = mk_fma(args[0], args[1], args[2], args[3], result); break;
case OP_FPA_SQRT: SASSERT(num_args == 2); st = mk_sqrt(args[0], args[1], result); break;
case OP_FPA_ROUND_TO_INTEGRAL: SASSERT(num_args == 2); st = mk_round_to_integral(args[0], args[1], result); break;

2
src/model/model_core.cpp
View file

@ -82,6 +82,8 @@ void model_core::register_decl(func_decl * d, func_interp * fi) {
func_interp* model_core::update_func_interp(func_decl* d, func_interp* fi) {
TRACE("model", tout << "register " << d->get_name() << "\n";);
std::cout << d->get_name() << "\n";
SASSERT(d->get_arity() > 0);
SASSERT(&fi->m() == &m);
func_interp* old_fi = nullptr;