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Implementing symbolic get args method #2396

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Implementing symbolic get args method #2396

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47 changes: 47 additions & 0 deletions src/libasr/pass/intrinsic_function_registry.h
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Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,7 @@ enum class IntrinsicScalarFunctions : int64_t {
SymbolicMulQ,
SymbolicPowQ,
SymbolicLogQ,
SymbolicGetArguments,
// ...
};

Expand Down Expand Up @@ -150,6 +151,7 @@ inline std::string get_intrinsic_name(int x) {
INTRINSIC_NAME_CASE(SymbolicMulQ)
INTRINSIC_NAME_CASE(SymbolicPowQ)
INTRINSIC_NAME_CASE(SymbolicLogQ)
INTRINSIC_NAME_CASE(SymbolicGetArguments)
default : {
throw LCompilersException("pickle: intrinsic_id not implemented");
}
Expand Down Expand Up @@ -3114,6 +3116,46 @@ namespace SymbolicHasSymbolQ {
}
} // namespace SymbolicHasSymbolQ

namespace SymbolicGetArguments {
static inline void verify_args(const ASR::IntrinsicScalarFunction_t& x,
diag::Diagnostics& diagnostics) {
ASRUtils::require_impl(x.n_args == 1, "Intrinsic function SymbolicGetArguments"
"accepts exactly 1 argument", x.base.base.loc, diagnostics);

ASR::ttype_t* input_type = ASRUtils::expr_type(x.m_args[0]);
ASRUtils::require_impl(ASR::is_a<ASR::SymbolicExpression_t>(*input_type),
"SymbolicGetArguments expects an argument of type SymbolicExpression",
x.base.base.loc, diagnostics);
}

static inline ASR::expr_t* eval_SymbolicGetArguments(Allocator &/*al*/,
const Location &/*loc*/, ASR::ttype_t *, Vec<ASR::expr_t*> &/*args*/) {
/*TODO*/
return nullptr;
}

static inline ASR::asr_t* create_SymbolicGetArguments(Allocator& al,
const Location& loc, Vec<ASR::expr_t*>& args,
const std::function<void (const std::string &, const Location &)> err) {

if (args.size() != 1) {
err("Intrinsic function SymbolicGetArguments accepts exactly 1 argument", loc);
}

ASR::ttype_t* argtype = ASRUtils::expr_type(args[0]);
if (!ASR::is_a<ASR::SymbolicExpression_t>(*argtype)) {
err("Arguments of SymbolicGetArguments function must be of type SymbolicExpression",
args[0]->base.loc);
}

ASR::ttype_t *symbolic_type = ASRUtils::TYPE(ASR::make_SymbolicExpression_t(al, loc));
ASR::ttype_t *to_type = ASRUtils::TYPE(ASR::make_List_t(al, loc, symbolic_type));
return UnaryIntrinsicFunction::create_UnaryFunction(al, loc, args, eval_SymbolicGetArguments,
static_cast<int64_t>(IntrinsicScalarFunctions::SymbolicGetArguments),
0, to_type);
}
} // namespace SymbolicGetArguments

#define create_symbolic_query_macro(X) \
namespace X { \
static inline void verify_args(const ASR::IntrinsicScalarFunction_t& x, \
Expand Down Expand Up @@ -3320,6 +3362,8 @@ namespace IntrinsicScalarFunctionRegistry {
{nullptr, &SymbolicPowQ::verify_args}},
{static_cast<int64_t>(IntrinsicScalarFunctions::SymbolicLogQ),
{nullptr, &SymbolicLogQ::verify_args}},
{static_cast<int64_t>(IntrinsicScalarFunctions::SymbolicGetArguments),
{nullptr, &SymbolicGetArguments::verify_args}},
};

static const std::map<int64_t, std::string>& intrinsic_function_id_to_name = {
Expand Down Expand Up @@ -3434,6 +3478,8 @@ namespace IntrinsicScalarFunctionRegistry {
"SymbolicPowQ"},
{static_cast<int64_t>(IntrinsicScalarFunctions::SymbolicLogQ),
"SymbolicLogQ"},
{static_cast<int64_t>(IntrinsicScalarFunctions::SymbolicGetArguments),
"SymbolicGetArguments"},
};


Expand Down Expand Up @@ -3494,6 +3540,7 @@ namespace IntrinsicScalarFunctionRegistry {
{"MulQ", {&SymbolicMulQ::create_SymbolicMulQ, &SymbolicMulQ::eval_SymbolicMulQ}},
{"PowQ", {&SymbolicPowQ::create_SymbolicPowQ, &SymbolicPowQ::eval_SymbolicPowQ}},
{"LogQ", {&SymbolicLogQ::create_SymbolicLogQ, &SymbolicLogQ::eval_SymbolicLogQ}},
{"GetArguments", {&SymbolicGetArguments::create_SymbolicGetArguments, &SymbolicGetArguments::eval_SymbolicGetArguments}},
};

static inline bool is_intrinsic_function(const std::string& name) {
Expand Down
15 changes: 15 additions & 0 deletions src/lpython/semantics/python_attribute_eval.h
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@ struct AttributeHandler {
{"diff", &eval_symbolic_diff},
{"expand", &eval_symbolic_expand},
{"has", &eval_symbolic_has_symbol},
{"args", &eval_symbolic_get_arguments}
};
}

Expand Down Expand Up @@ -513,6 +514,20 @@ struct AttributeHandler {
{ throw SemanticError(msg, loc); });
}

static ASR::asr_t* eval_symbolic_get_arguments(ASR::expr_t *s, Allocator &al, const Location &loc,
Vec<ASR::expr_t*> &args, diag::Diagnostics &/*diag*/) {
Vec<ASR::expr_t*> args_with_list;
args_with_list.reserve(al, args.size() + 1);
args_with_list.push_back(al, s);
for(size_t i = 0; i < args.size(); i++) {
args_with_list.push_back(al, args[i]);
}
ASRUtils::create_intrinsic_function create_function =
ASRUtils::IntrinsicScalarFunctionRegistry::get_create_function("GetArguments");
return create_function(al, loc, args_with_list, [&](const std::string &msg, const Location &loc)
{ throw SemanticError(msg, loc); });
}

}; // AttributeHandler

} // namespace LCompilers::LPython
Expand Down