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replace_symbolic.cpp
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#include <libasr/asr.h>
#include <libasr/containers.h>
#include <libasr/exception.h>
#include <libasr/asr_utils.h>
#include <libasr/asr_verify.h>
#include <libasr/pass/replace_symbolic.h>
#include <libasr/pass/pass_utils.h>
#include <libasr/pass/intrinsic_function_registry.h>
#include <libasr/asr_builder.h>
namespace LCompilers {
using ASR::down_cast;
using ASR::is_a;
class SymEngine_Stack {
public:
std::vector<std::string> stack;
int stack_top = -1;
int count = 0;
SymEngine_Stack() {}
std::string push() {
std::string var;
var = "stack" + std::to_string(count);
stack.push_back(var);
stack_top++;
count++;
return stack[stack_top];
}
std::string pop() {
std::string top = stack[stack_top];
stack_top--;
stack.pop_back();
return top;
}
};
class ReplaceSymbolicVisitor : public PassUtils::PassVisitor<ReplaceSymbolicVisitor>
{
public:
ReplaceSymbolicVisitor(Allocator &al_) :
PassVisitor(al_, nullptr) {
pass_result.reserve(al, 1);
}
std::vector<std::string> symbolic_dependencies;
std::set<ASR::symbol_t*> symbolic_vars_to_free;
std::set<ASR::symbol_t*> symbolic_vars_to_omit;
SymEngine_Stack symengine_stack;
/********************************** Utils *********************************/
#define BASIC_CONST(SYM, name) \
case LCompilers::ASRUtils::IntrinsicElementalFunctions::Symbolic##SYM: { \
pass_result.push_back(al, basic_const(loc, \
"basic_const_"#name, target)); \
break; }
#define BASIC_BINOP(SYM, name) \
case LCompilers::ASRUtils::IntrinsicElementalFunctions::Symbolic##SYM: { \
pass_result.push_back(al, basic_binop(loc, "basic_"#name, target, \
x->m_args[0], x->m_args[1])); \
break; }
#define BASIC_UNARYOP(SYM, name) \
case LCompilers::ASRUtils::IntrinsicElementalFunctions::Symbolic##SYM: { \
pass_result.push_back(al, basic_unaryop(loc, "basic_"#name, \
target, x->m_args[0])); \
break; }
#define BASIC_ATTR(SYM, N) \
case LCompilers::ASRUtils::IntrinsicElementalFunctions::Symbolic##SYM: { \
ASR::expr_t* function_call = basic_get_type(loc, \
intrinsic_func->m_args[0]); \
return b.iEq(function_call, b.i32(N)); }
ASR::stmt_t *SubroutineCall(const Location &loc, ASR::symbol_t *sym,
std::vector<ASR::expr_t *> args) {
Vec<ASR::call_arg_t> call_args; call_args.reserve(al, args.size());
for (auto &x: args) {
ASR::call_arg_t call_arg;
call_arg.loc = loc;
call_arg.m_value = x;
call_args.push_back(al, call_arg);
}
return ASRUtils::STMT(ASR::make_SubroutineCall_t(al, loc, sym,
sym, call_args.p, call_args.n, nullptr));
}
ASR::expr_t *FunctionCall(const Location &loc, ASR::symbol_t *sym,
std::vector<ASR::expr_t *> args, ASR::ttype_t *return_type) {
Vec<ASR::call_arg_t> call_args; call_args.reserve(al, args.size());
for (auto &x: args) {
ASR::call_arg_t call_arg;
call_arg.loc = loc;
call_arg.m_value = x;
call_args.push_back(al, call_arg);
}
return ASRUtils::EXPR(ASRUtils::make_FunctionCall_t_util(al, loc,
sym, sym, call_args.p, call_args.n, return_type, nullptr, nullptr));
}
ASR::symbol_t *create_bindc_function(const Location &loc,
const std::string &fn_name, std::vector<ASR::ttype_t *> args_type,
ASR::ttype_t *return_type=nullptr) {
ASRUtils::ASRBuilder b(al, loc);
symbolic_dependencies.push_back(fn_name);
ASR::symbol_t* fn_sym = current_scope->resolve_symbol(fn_name);
if ( !fn_sym ) {
std::string header = "symengine/cwrapper.h";
SymbolTable *fn_symtab = al.make_new<SymbolTable>(current_scope->parent);
Vec<ASR::expr_t*> args; args.reserve(al, 1); int i = 1;
for (auto &type: args_type) {
std::string arg_name = "x_0" + std::to_string(i); i++;
args.push_back(al, b.Variable(fn_symtab, arg_name, type,
ASR::intentType::In, ASR::abiType::BindC, true));
}
ASR::expr_t *return_var = nullptr;
if ( return_type ) {
char *return_var_name = s2c(al, "_lpython_return_variable");
return_var = b.Variable(fn_symtab, return_var_name, return_type,
ASR::intentType::ReturnVar, ASR::abiType::BindC, false);
}
Vec<ASR::stmt_t *> body; body.reserve(al, 1);
SetChar dep; dep.reserve(al, 1);
fn_sym = ASR::down_cast<ASR::symbol_t>( ASRUtils::make_Function_t_util(
al, loc, fn_symtab, s2c(al, fn_name), dep.p, dep.n, args.p, args.n,
body.p, body.n, return_var, ASR::abiType::BindC, ASR::accessType::Public,
ASR::deftypeType::Interface, s2c(al, fn_name), false, false, false,
false, false, nullptr, 0, false, false, false, s2c(al, header)));
current_scope->parent->add_symbol(fn_name, fn_sym);
}
return fn_sym;
}
ASR::stmt_t *basic_new_stack(const Location &loc, ASR::expr_t *x) {
ASR::symbol_t* basic_new_stack_sym = create_bindc_function(loc, "basic_new_stack",
{ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))});
return SubroutineCall(loc, basic_new_stack_sym, {x});
}
ASR::stmt_t *basic_free_stack(const Location &loc, ASR::expr_t *x) {
ASR::symbol_t* basic_free_stack_sym = create_bindc_function(loc, "basic_free_stack",
{ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))});
return SubroutineCall(loc, basic_free_stack_sym, {x});
}
ASR::stmt_t *basic_free_stack_if_not_null(const Location &loc, ASR::expr_t *x) {
Vec<ASR::stmt_t*> func_body;
func_body.reserve(al, 1);
func_body.push_back(al, basic_free_stack(loc, x));
ASR::ttype_t *CPtr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, loc));
ASR::ttype_t *Logical_type = ASRUtils::TYPE(ASR::make_Logical_t(al, loc, 4));
ASR::expr_t* null = ASRUtils::EXPR(ASR::make_PointerNullConstant_t(al, loc, CPtr_type));
ASR::expr_t* cond = ASRUtils::EXPR(ASR::make_CPtrCompare_t(al, loc, x, ASR::cmpopType::NotEq,
null, Logical_type, nullptr));
return ASRUtils::STMT(ASR::make_If_t(al, loc, cond,
func_body.p, func_body.size(), nullptr, 0));
}
ASR::expr_t *basic_new_heap(const Location& loc) {
ASR::symbol_t* basic_new_heap_sym = create_bindc_function(loc,
"basic_new_heap", {}, ASRUtils::TYPE((ASR::make_CPtr_t(al, loc))));
Vec<ASR::call_arg_t> call_args; call_args.reserve(al, 1);
return FunctionCall(loc, basic_new_heap_sym, {},
ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)));
}
ASR::stmt_t* basic_get_args(const Location& loc, ASR::expr_t *x, ASR::expr_t *y) {
ASR::ttype_t *type = ASRUtils::TYPE(ASR::make_CPtr_t(al, loc));
ASR::symbol_t* basic_get_args_sym = create_bindc_function(loc,
"basic_get_args", {type, type});
return SubroutineCall(loc, basic_get_args_sym, {x, y});
}
ASR::expr_t *vecbasic_new(const Location& loc) {
ASR::symbol_t* vecbasic_new_sym = create_bindc_function(loc,
"vecbasic_new", {}, ASRUtils::TYPE((ASR::make_CPtr_t(al, loc))));
Vec<ASR::call_arg_t> call_args; call_args.reserve(al, 1);
return FunctionCall(loc, vecbasic_new_sym, {},
ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)));
}
ASR::stmt_t* vecbasic_get(const Location& loc, ASR::expr_t *x, ASR::expr_t *y, ASR::expr_t *z) {
ASR::ttype_t *cptr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, loc));
ASR::symbol_t* vecbasic_get_sym = create_bindc_function(loc, "vecbasic_get",
{cptr_type, ASRUtils::TYPE(ASR::make_Integer_t(al, loc, 4)), cptr_type});
return SubroutineCall(loc, vecbasic_get_sym, {x, y, z});
}
ASR::expr_t *vecbasic_size(const Location& loc, ASR::expr_t *x) {
ASR::symbol_t* vecbasic_size_sym = create_bindc_function(loc,
"vecbasic_size", {ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))},
ASRUtils::TYPE(ASR::make_Integer_t(al, loc, 4)));
return FunctionCall(loc, vecbasic_size_sym, {x},
ASRUtils::TYPE(ASR::make_Integer_t(al, loc, 4)));
}
ASR::stmt_t* basic_assign(const Location& loc,
ASR::expr_t *target, ASR::expr_t *value) {
ASR::ttype_t *cptr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, loc));
ASR::symbol_t* basic_assign_sym = create_bindc_function(loc, "basic_assign",
{cptr_type, cptr_type});
return SubroutineCall(loc, basic_assign_sym, {target, value});
}
ASR::expr_t* basic_str(const Location& loc, ASR::expr_t *x) {
ASR::symbol_t* basic_str_sym = create_bindc_function(loc,
"basic_str", {ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))},
ASRUtils::TYPE(ASR::make_Character_t(al, loc, 1, -2, nullptr)));
return FunctionCall(loc, basic_str_sym, {x},
ASRUtils::TYPE(ASR::make_Character_t(al, loc, 1, -2, nullptr)));
}
ASR::expr_t* basic_get_type(const Location& loc, ASR::expr_t* value) {
ASR::symbol_t* basic_get_type_sym = create_bindc_function(loc,
"basic_get_type", {ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))},
ASRUtils::TYPE(ASR::make_Integer_t(al, loc, 4)));
return FunctionCall(loc, basic_get_type_sym, {handle_argument(al, loc, value)},
ASRUtils::TYPE(ASR::make_Integer_t(al, loc, 4)));
}
ASR::expr_t* basic_compare(const Location& loc,
std::string fn_name, ASR::expr_t *left, ASR::expr_t *right) {
ASR::symbol_t* basic_compare_sym = create_bindc_function(loc,
fn_name, {ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)), ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))},
ASRUtils::TYPE(ASR::make_Logical_t(al, loc, 4)));
return FunctionCall(loc, basic_compare_sym, {handle_argument(al, loc, left),
handle_argument(al, loc, right)}, ASRUtils::TYPE(ASR::make_Logical_t(al, loc, 4)));
}
ASR::stmt_t* integer_set_si(const Location& loc, ASR::expr_t *target,
ASR::expr_t *value) {
ASR::symbol_t* integer_set_si_sym = create_bindc_function(loc,
"integer_set_si", {ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)),
ASRUtils::TYPE(ASR::make_Integer_t(al, loc, 8))});
return SubroutineCall(loc, integer_set_si_sym, {target, value});
}
ASR::stmt_t *symbol_set(const Location &loc, ASR::expr_t *target, ASR::expr_t *value) {
ASR::symbol_t* symbol_set_sym = create_bindc_function(loc, "symbol_set",
{ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)), ASRUtils::TYPE(
ASR::make_Character_t(al, loc, 1, -2, nullptr))});
return SubroutineCall(loc, symbol_set_sym, {target, value});
}
ASR::stmt_t *basic_const(const Location &loc,
const std::string &fn_name, ASR::expr_t* value) {
ASR::symbol_t* basic_const_sym = create_bindc_function(loc, fn_name,
{ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))});
return SubroutineCall(loc, basic_const_sym, {value});
}
ASR::stmt_t *basic_binop(const Location &loc, const std::string &fn_name,
ASR::expr_t* target, ASR::expr_t* op_01, ASR::expr_t* op_02) {
ASR::ttype_t *cptr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, loc));
ASR::symbol_t* basic_binop_sym = create_bindc_function(loc, fn_name,
{cptr_type, cptr_type, cptr_type});
return SubroutineCall(loc, basic_binop_sym, {target,
handle_argument(al, loc, op_01), handle_argument(al, loc, op_02)});
}
ASR::stmt_t *basic_unaryop(const Location &loc, const std::string &fn_name,
ASR::expr_t* target, ASR::expr_t* op_01) {
ASR::symbol_t* basic_unaryop_sym = create_bindc_function(loc, fn_name,
{ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)), ASRUtils::TYPE(
ASR::make_CPtr_t(al, loc))});
return SubroutineCall(loc, basic_unaryop_sym, {target,
handle_argument(al, loc, op_01)});
}
ASR::expr_t *basic_has_symbol(const Location &loc, ASR::expr_t *value_01, ASR::expr_t *value_02) {
ASR::symbol_t* basic_has_symbol_sym = create_bindc_function(loc,
"basic_has_symbol", {ASRUtils::TYPE(ASR::make_CPtr_t(al, loc)), ASRUtils::TYPE(ASR::make_CPtr_t(al, loc))},
ASRUtils::TYPE(ASR::make_Logical_t(al, loc, 4)));
return FunctionCall(loc, basic_has_symbol_sym,
{handle_argument(al, loc, value_01), handle_argument(al, loc, value_02)},
ASRUtils::TYPE(ASR::make_Logical_t(al, loc, 4)));
}
static inline bool is_logical_intrinsic_symbolic(ASR::expr_t* expr) {
if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*expr)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(expr);
int64_t intrinsic_id = intrinsic_func->m_intrinsic_id;
switch (static_cast<LCompilers::ASRUtils::IntrinsicElementalFunctions>(intrinsic_id)) {
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicHasSymbolQ:
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicAddQ:
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicMulQ:
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicPowQ:
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicLogQ:
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicSinQ:
return true;
default:
return false;
}
}
return true;
}
/********************************** Utils *********************************/
void visit_Function(const ASR::Function_t &x) {
// FIXME: this is a hack, we need to pass in a non-const `x`,
// which requires to generate a TransformVisitor.
ASR::Function_t &xx = const_cast<ASR::Function_t&>(x);
SymbolTable* current_scope_copy = this->current_scope;
this->current_scope = xx.m_symtab;
ASR::ttype_t* f_signature= xx.m_function_signature;
ASR::FunctionType_t *f_type = ASR::down_cast<ASR::FunctionType_t>(f_signature);
ASR::ttype_t *CPtr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, xx.base.base.loc));
for (size_t i = 0; i < f_type->n_arg_types; ++i) {
if (f_type->m_arg_types[i]->type == ASR::ttypeType::SymbolicExpression) {
f_type->m_arg_types[i] = CPtr_type;
} else if (f_type->m_arg_types[i]->type == ASR::ttypeType::List) {
ASR::List_t* list = ASR::down_cast<ASR::List_t>(f_type->m_arg_types[i]);
if (list->m_type->type == ASR::ttypeType::SymbolicExpression){
ASR::ttype_t* list_type = ASRUtils::TYPE(ASR::make_List_t(al, xx.base.base.loc, CPtr_type));
f_type->m_arg_types[i] = list_type;
}
}
}
for (auto &item : x.m_symtab->get_scope()) {
if (ASR::is_a<ASR::Variable_t>(*item.second)) {
ASR::Variable_t *s = ASR::down_cast<ASR::Variable_t>(item.second);
this->visit_Variable(*s);
}
}
transform_stmts(xx.m_body, xx.n_body);
// freeing out variables
if (!symbolic_vars_to_free.empty()) {
Vec<ASR::stmt_t*> func_body;
func_body.from_pointer_n_copy(al, xx.m_body, xx.n_body);
for (ASR::symbol_t* symbol : symbolic_vars_to_free) {
func_body.push_back(al, basic_free_stack_if_not_null(x.base.base.loc,
ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, symbol))));
}
xx.n_body = func_body.size();
xx.m_body = func_body.p;
symbolic_vars_to_free.clear();
}
SetChar function_dependencies;
function_dependencies.from_pointer_n_copy(al, xx.m_dependencies, xx.n_dependencies);
for( size_t i = 0; i < symbolic_dependencies.size(); i++ ) {
function_dependencies.push_back(al, s2c(al, symbolic_dependencies[i]));
}
symbolic_dependencies.clear();
xx.n_dependencies = function_dependencies.size();
xx.m_dependencies = function_dependencies.p;
this->current_scope = current_scope_copy;
}
void visit_Variable(const ASR::Variable_t& x) {
ASR::Variable_t& xx = const_cast<ASR::Variable_t&>(x);
if (xx.m_type->type == ASR::ttypeType::SymbolicExpression) {
std::string var_name = xx.m_name;
std::string placeholder = "_" + std::string(var_name);
ASR::ttype_t *CPtr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, xx.base.base.loc));
xx.m_type = CPtr_type;
if (xx.m_intent == ASR::intentType::Local) {
symbolic_vars_to_free.insert(ASR::down_cast<ASR::symbol_t>((ASR::asr_t*)&xx));
}
if(xx.m_intent == ASR::intentType::In){
symbolic_vars_to_omit.insert(ASR::down_cast<ASR::symbol_t>((ASR::asr_t*)&xx));
}
if(xx.m_intent == ASR::intentType::Local){
ASR::ttype_t *type2 = ASRUtils::TYPE(ASR::make_Integer_t(al, xx.base.base.loc, 8));
ASR::symbol_t* sym2 = ASR::down_cast<ASR::symbol_t>(
ASR::make_Variable_t(al, xx.base.base.loc, current_scope,
s2c(al, placeholder), nullptr, 0,
xx.m_intent, nullptr,
nullptr, xx.m_storage,
type2, nullptr, xx.m_abi,
xx.m_access, xx.m_presence,
xx.m_value_attr));
current_scope->add_symbol(s2c(al, placeholder), sym2);
ASR::symbol_t* var_sym = current_scope->get_symbol(var_name);
ASR::symbol_t* placeholder_sym = current_scope->get_symbol(placeholder);
ASR::expr_t* target1 = ASRUtils::EXPR(ASR::make_Var_t(al, xx.base.base.loc, placeholder_sym));
ASR::expr_t* target2 = ASRUtils::EXPR(ASR::make_Var_t(al, xx.base.base.loc, var_sym));
// statement 1
ASR::expr_t* value1 = ASRUtils::EXPR(ASR::make_Cast_t(al, xx.base.base.loc,
ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, xx.base.base.loc, 0,
ASRUtils::TYPE(ASR::make_Integer_t(al, xx.base.base.loc, 4)))),
(ASR::cast_kindType)ASR::cast_kindType::IntegerToInteger, type2,
ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, xx.base.base.loc, 0, type2))));
// statement 2
ASR::expr_t* value2 = ASRUtils::EXPR(ASR::make_PointerNullConstant_t(al, xx.base.base.loc, CPtr_type));
// statement 3
ASR::expr_t* get_pointer_node = ASRUtils::EXPR(ASR::make_GetPointer_t(al, xx.base.base.loc,
target1, ASRUtils::TYPE(ASR::make_Pointer_t(al, xx.base.base.loc, type2)), nullptr));
ASR::expr_t* value3 = ASRUtils::EXPR(ASR::make_PointerToCPtr_t(al, xx.base.base.loc, get_pointer_node,
CPtr_type, nullptr));
// defining the assignment statement
ASR::stmt_t* stmt1 = ASRUtils::STMT(ASR::make_Assignment_t(al, xx.base.base.loc, target1, value1, nullptr));
ASR::stmt_t* stmt2 = ASRUtils::STMT(ASR::make_Assignment_t(al, xx.base.base.loc, target2, value2, nullptr));
ASR::stmt_t* stmt3 = ASRUtils::STMT(ASR::make_Assignment_t(al, xx.base.base.loc, target2, value3, nullptr));
// statement 4
ASR::stmt_t* stmt4 = basic_new_stack(x.base.base.loc, target2);
pass_result.push_back(al, stmt1);
pass_result.push_back(al, stmt2);
pass_result.push_back(al, stmt3);
pass_result.push_back(al, stmt4);
}
} else if (xx.m_type->type == ASR::ttypeType::List) {
ASR::List_t* list = ASR::down_cast<ASR::List_t>(xx.m_type);
if (list->m_type->type == ASR::ttypeType::SymbolicExpression){
ASR::ttype_t *CPtr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, xx.base.base.loc));
ASR::ttype_t* list_type = ASRUtils::TYPE(ASR::make_List_t(al, xx.base.base.loc, CPtr_type));
xx.m_type = list_type;
}
}
}
ASR::expr_t* handle_argument(Allocator &al, const Location &loc, ASR::expr_t* arg) {
if (ASR::is_a<ASR::Var_t>(*arg)) {
return arg;
} else if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*arg)) {
this->visit_IntrinsicFunction(*ASR::down_cast<ASR::IntrinsicElementalFunction_t>(arg));
} else if (ASR::is_a<ASR::Cast_t>(*arg)) {
this->visit_Cast(*ASR::down_cast<ASR::Cast_t>(arg));
} else {
LCOMPILERS_ASSERT(false);
}
ASR::symbol_t* var_sym = current_scope->get_symbol(symengine_stack.pop());
return ASRUtils::EXPR(ASR::make_Var_t(al, loc, var_sym));
}
void process_intrinsic_function(const Location &loc,
ASR::IntrinsicElementalFunction_t* x, ASR::expr_t* target) {
int64_t intrinsic_id = x->m_intrinsic_id;
switch (static_cast<LCompilers::ASRUtils::IntrinsicElementalFunctions>(intrinsic_id)) {
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicSymbol: {
pass_result.push_back(al, symbol_set(loc, target, x->m_args[0]));
break;
}
BASIC_CONST(Pi, pi)
BASIC_CONST(E, E)
BASIC_BINOP(Add, add)
BASIC_BINOP(Sub, sub)
BASIC_BINOP(Mul, mul)
BASIC_BINOP(Div, div)
BASIC_BINOP(Pow, pow)
BASIC_BINOP(Diff, diff)
BASIC_UNARYOP(Sin, sin)
BASIC_UNARYOP(Cos, cos)
BASIC_UNARYOP(Log, log)
BASIC_UNARYOP(Exp, exp)
BASIC_UNARYOP(Abs, abs)
BASIC_UNARYOP(Expand, expand)
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicGetArgument: {
// Define necessary function symbols
ASR::expr_t* value1 = handle_argument(al, loc, x->m_args[0]);
// Define necessary variables
ASR::ttype_t* CPtr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, loc));
std::string args_str = current_scope->get_unique_name("_lcompilers_symbolic_argument_container");
ASR::symbol_t* args_sym = ASR::down_cast<ASR::symbol_t>(ASR::make_Variable_t(
al, loc, current_scope, s2c(al, args_str), nullptr, 0, ASR::intentType::Local,
nullptr, nullptr, ASR::storage_typeType::Default, CPtr_type, nullptr,
ASR::abiType::BindC, ASR::Public, ASR::presenceType::Required, false));
current_scope->add_symbol(args_str, args_sym);
// Statement 1
ASR::expr_t* args = ASRUtils::EXPR(ASR::make_Var_t(al, loc, args_sym));
ASR::expr_t* function_call1 = vecbasic_new(loc);
ASR::stmt_t* stmt1 = ASRUtils::STMT(ASR::make_Assignment_t(al, loc, args, function_call1, nullptr));
pass_result.push_back(al, stmt1);
// Statement 2
pass_result.push_back(al, basic_get_args(loc, value1, args));
// Statement 3
ASR::expr_t* function_call2 = vecbasic_size(loc, args);
ASR::expr_t* test = ASRUtils::EXPR(ASR::make_IntegerCompare_t(al, loc, function_call2, ASR::cmpopType::Gt,
x->m_args[1], ASRUtils::TYPE(ASR::make_Logical_t(al, loc, 4)), nullptr));
std::string error_str = "tuple index out of range";
ASR::ttype_t *str_type = ASRUtils::TYPE(ASR::make_Character_t(al, loc,
1, error_str.size(), nullptr));
ASR::expr_t* error = ASRUtils::EXPR(ASR::make_StringConstant_t(al, loc, s2c(al, error_str), str_type));
ASR::stmt_t *stmt3 = ASRUtils::STMT(ASR::make_Assert_t(al, loc, test, error));
pass_result.push_back(al, stmt3);
// Statement 4
pass_result.push_back(al, vecbasic_get(loc, args, x->m_args[1], target));
break;
}
default: {
throw LCompilersException("IntrinsicFunction: `"
+ ASRUtils::get_intrinsic_name(intrinsic_id)
+ "` is not implemented");
}
}
}
ASR::expr_t* process_attributes(const Location &loc, ASR::expr_t* expr) {
if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*expr)) {
ASRUtils::ASRBuilder b(al, loc);
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(expr);
int64_t intrinsic_id = intrinsic_func->m_intrinsic_id;
switch (static_cast<LCompilers::ASRUtils::IntrinsicElementalFunctions>(intrinsic_id)) {
case LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicHasSymbolQ: {
return basic_has_symbol(loc, intrinsic_func->m_args[0],
intrinsic_func->m_args[1]);
}
// (sym_name, n) where n = 16, 15, ... as the right value of the
// IntegerCompare node as it represents SYMENGINE_ADD through SYMENGINE_ENUM
BASIC_ATTR(AddQ, 16)
BASIC_ATTR(MulQ, 15)
BASIC_ATTR(PowQ, 17)
BASIC_ATTR(LogQ, 29)
BASIC_ATTR(SinQ, 35)
default: {
throw LCompilersException("IntrinsicFunction: `"
+ ASRUtils::get_intrinsic_name(intrinsic_id)
+ "` is not implemented");
}
}
}
return expr;
}
void visit_Assignment(const ASR::Assignment_t &x) {
if (ASR::is_a<ASR::Var_t>(*x.m_value) && ASR::is_a<ASR::CPtr_t>(*ASRUtils::expr_type(x.m_value))) {
ASR::symbol_t *v = ASR::down_cast<ASR::Var_t>(x.m_value)->m_v;
if ((symbolic_vars_to_free.find(v) == symbolic_vars_to_free.end()) &&
(symbolic_vars_to_omit.find(v) == symbolic_vars_to_omit.end())) return;
ASR::symbol_t* var_sym = ASR::down_cast<ASR::Var_t>(x.m_value)->m_v;
pass_result.push_back(al, basic_assign(x.base.base.loc, x.m_target,
ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, var_sym))));
} else if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*x.m_value)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(x.m_value);
if (intrinsic_func->m_type->type == ASR::ttypeType::SymbolicExpression) {
process_intrinsic_function(x.base.base.loc, intrinsic_func, x.m_target);
} else if (intrinsic_func->m_type->type == ASR::ttypeType::Logical) {
if (is_logical_intrinsic_symbolic(x.m_value)) {
ASR::expr_t* function_call = process_attributes(x.base.base.loc, x.m_value);
ASR::stmt_t* stmt = ASRUtils::STMT(ASR::make_Assignment_t(al, x.base.base.loc, x.m_target, function_call, nullptr));
pass_result.push_back(al, stmt);
}
}
} else if (ASR::is_a<ASR::Cast_t>(*x.m_value)) {
ASR::Cast_t* cast_t = ASR::down_cast<ASR::Cast_t>(x.m_value);
if (cast_t->m_kind == ASR::cast_kindType::IntegerToSymbolicExpression) {
ASR::expr_t* cast_arg = cast_t->m_arg;
ASR::expr_t* cast_value = cast_t->m_value;
if (ASR::is_a<ASR::Var_t>(*cast_arg)) {
ASR::ttype_t* cast_type = ASRUtils::TYPE(ASR::make_Integer_t(al, x.base.base.loc, 8));
ASR::expr_t* value = ASRUtils::EXPR(ASR::make_Cast_t(al, x.base.base.loc, cast_arg,
(ASR::cast_kindType)ASR::cast_kindType::IntegerToInteger, cast_type, nullptr));
pass_result.push_back(al, integer_set_si(x.base.base.loc, x.m_target, value));
} else if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*cast_value)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(cast_value);
int64_t intrinsic_id = intrinsic_func->m_intrinsic_id;
if (static_cast<LCompilers::ASRUtils::IntrinsicElementalFunctions>(intrinsic_id) ==
LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicInteger) {
int const_value = 0;
if (ASR::is_a<ASR::IntegerConstant_t>(*cast_arg)){
ASR::IntegerConstant_t* const_int = ASR::down_cast<ASR::IntegerConstant_t>(cast_arg);
const_value = const_int->m_n;
}
if (ASR::is_a<ASR::IntegerUnaryMinus_t>(*cast_arg)){
ASR::IntegerUnaryMinus_t *const_int_minus = ASR::down_cast<ASR::IntegerUnaryMinus_t>(cast_arg);
ASR::IntegerConstant_t* const_int = ASR::down_cast<ASR::IntegerConstant_t>(const_int_minus->m_value);
const_value = const_int->m_n;
}
ASR::ttype_t* cast_type = ASRUtils::TYPE(ASR::make_Integer_t(al, x.base.base.loc, 8));
ASR::expr_t* value = ASRUtils::EXPR(ASR::make_Cast_t(al, x.base.base.loc, cast_arg,
(ASR::cast_kindType)ASR::cast_kindType::IntegerToInteger, cast_type,
ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, x.base.base.loc, const_value, cast_type))));
pass_result.push_back(al, integer_set_si(x.base.base.loc, x.m_target, value));
}
}
}
} else if (ASR::is_a<ASR::ListConstant_t>(*x.m_value)) {
ASR::ListConstant_t* list_constant = ASR::down_cast<ASR::ListConstant_t>(x.m_value);
if (list_constant->m_type->type == ASR::ttypeType::List) {
ASR::List_t* list = ASR::down_cast<ASR::List_t>(list_constant->m_type);
if (list->m_type->type == ASR::ttypeType::SymbolicExpression){
if(ASR::is_a<ASR::Var_t>(*x.m_target)) {
ASR::symbol_t *v = ASR::down_cast<ASR::Var_t>(x.m_target)->m_v;
if (ASR::is_a<ASR::Variable_t>(*v)) {
// Step1: Add the placeholder for the list variable to the scope
ASRUtils::ASRBuilder b(al, x.base.base.loc);
ASR::ttype_t* CPtr_type = ASRUtils::TYPE(ASR::make_CPtr_t(al, x.base.base.loc));
ASR::ttype_t* list_type = ASRUtils::TYPE(ASR::make_List_t(al, x.base.base.loc, CPtr_type));
ASR::Variable_t *list_variable = ASR::down_cast<ASR::Variable_t>(v);
std::string list_name = list_variable->m_name;
std::string placeholder = "_" + std::string(list_name);
ASR::symbol_t* placeholder_sym = ASR::down_cast<ASR::symbol_t>(
ASR::make_Variable_t(al, list_variable->base.base.loc, current_scope,
s2c(al, placeholder), nullptr, 0,
list_variable->m_intent, nullptr,
nullptr, list_variable->m_storage,
list_type, nullptr, list_variable->m_abi,
list_variable->m_access, list_variable->m_presence,
list_variable->m_value_attr));
current_scope->add_symbol(s2c(al, placeholder), placeholder_sym);
ASR::expr_t* placeholder_target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, placeholder_sym));
Vec<ASR::expr_t*> temp_list1, temp_list2;
temp_list1.reserve(al, list_constant->n_args + 1);
temp_list2.reserve(al, list_constant->n_args + 1);
for (size_t i = 0; i < list_constant->n_args; ++i) {
ASR::expr_t* value = handle_argument(al, x.base.base.loc, list_constant->m_args[i]);
temp_list1.push_back(al, value);
}
ASR::expr_t* temp_list_const1 = ASRUtils::EXPR(ASR::make_ListConstant_t(al, x.base.base.loc, temp_list1.p,
temp_list1.size(), list_type));
ASR::stmt_t* stmt1 = ASRUtils::STMT(ASR::make_Assignment_t(al, x.base.base.loc, placeholder_target, temp_list_const1, nullptr));
pass_result.push_back(al, stmt1);
// Step2: Add the empty list variable
ASR::expr_t* temp_list_const2 = ASRUtils::EXPR(ASR::make_ListConstant_t(al, x.base.base.loc, temp_list2.p,
temp_list2.size(), list_type));
ASR::stmt_t* stmt2 = ASRUtils::STMT(ASR::make_Assignment_t(al, x.base.base.loc, x.m_target, temp_list_const2, nullptr));
pass_result.push_back(al, stmt2);
// Step3: Add the list index to the function scope
std::string symbolic_list_index = current_scope->get_unique_name("symbolic_list_index");
ASR::ttype_t* int32_type = ASRUtils::TYPE(ASR::make_Integer_t(al, x.base.base.loc, 4));
ASR::symbol_t* index_sym = ASR::down_cast<ASR::symbol_t>(
ASR::make_Variable_t(al, x.base.base.loc, current_scope, s2c(al, symbolic_list_index),
nullptr, 0, ASR::intentType::Local, nullptr, nullptr, ASR::storage_typeType::Default,
int32_type, nullptr, ASR::abiType::Source, ASR::Public, ASR::presenceType::Required, false));
current_scope->add_symbol(symbolic_list_index, index_sym);
ASR::expr_t* index = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, index_sym));
ASR::stmt_t* stmt3 = ASRUtils::STMT(ASR::make_Assignment_t(al, x.base.base.loc, index,
ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, x.base.base.loc, 0, int32_type)), nullptr));
pass_result.push_back(al, stmt3);
// Step4: Add the DoLoop for appending elements into the list
std::string block_name = current_scope->get_unique_name("block");
SymbolTable* block_symtab = al.make_new<SymbolTable>(current_scope);
char *tmp_var_name = s2c(al, "tmp");
ASR::expr_t* tmp_var = b.Variable(block_symtab, tmp_var_name, CPtr_type,
ASR::intentType::Local, ASR::abiType::Source, false);
Vec<ASR::stmt_t*> block_body; block_body.reserve(al, 1);
ASR::stmt_t* block_stmt1 = ASRUtils::STMT(ASR::make_Assignment_t(al, x.base.base.loc, tmp_var,
basic_new_heap(x.base.base.loc), nullptr));
block_body.push_back(al, block_stmt1);
ASR::stmt_t* block_stmt2 = ASRUtils::STMT(ASR::make_ListAppend_t(al, x.base.base.loc, x.m_target, tmp_var));
block_body.push_back(al, block_stmt2);
block_body.push_back(al, basic_assign(x.base.base.loc, ASRUtils::EXPR(ASR::make_ListItem_t(al,
x.base.base.loc, x.m_target, index, CPtr_type, nullptr)), ASRUtils::EXPR(ASR::make_ListItem_t(al,
x.base.base.loc, placeholder_target, index, CPtr_type, nullptr))));
ASR::symbol_t* block = ASR::down_cast<ASR::symbol_t>(ASR::make_Block_t(al, x.base.base.loc,
block_symtab, s2c(al, block_name), block_body.p, block_body.n));
current_scope->add_symbol(block_name, block);
ASR::stmt_t* block_call = ASRUtils::STMT(ASR::make_BlockCall_t(
al, x.base.base.loc, -1, block));
std::vector<ASR::stmt_t*> do_loop_body;
do_loop_body.push_back(block_call);
ASR::stmt_t* stmt4 = b.DoLoop(index, ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, x.base.base.loc, 0, int32_type)),
ASRUtils::EXPR(ASR::make_IntegerBinOp_t(al, x.base.base.loc,
ASRUtils::EXPR(ASR::make_ListLen_t(al, x.base.base.loc, placeholder_target, int32_type, nullptr)), ASR::binopType::Sub,
ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, x.base.base.loc, 1, int32_type)), int32_type, nullptr)),
do_loop_body, ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, x.base.base.loc, 1, int32_type)));
pass_result.push_back(al, stmt4);
}
}
}
}
} else if (ASR::is_a<ASR::ListItem_t>(*x.m_value)) {
ASR::ListItem_t* list_item = ASR::down_cast<ASR::ListItem_t>(x.m_value);
if (list_item->m_type->type == ASR::ttypeType::SymbolicExpression) {
ASR::expr_t *value = ASRUtils::EXPR(ASR::make_ListItem_t(al,
x.base.base.loc, list_item->m_a, list_item->m_pos,
ASRUtils::TYPE(ASR::make_CPtr_t(al, x.base.base.loc)), nullptr));
pass_result.push_back(al, basic_assign(x.base.base.loc, x.m_target, value));
}
} else if (ASR::is_a<ASR::SymbolicCompare_t>(*x.m_value)) {
ASR::SymbolicCompare_t *s = ASR::down_cast<ASR::SymbolicCompare_t>(x.m_value);
if (s->m_op == ASR::cmpopType::Eq || s->m_op == ASR::cmpopType::NotEq) {
ASR::expr_t* function_call = nullptr;
if (s->m_op == ASR::cmpopType::Eq) {
function_call = basic_compare(x.base.base.loc, "basic_eq", s->m_left, s->m_right);
} else {
function_call = basic_compare(x.base.base.loc, "basic_neq", s->m_left, s->m_right);
}
ASR::stmt_t* stmt = ASRUtils::STMT(ASR::make_Assignment_t(al, x.base.base.loc, x.m_target, function_call, nullptr));
pass_result.push_back(al, stmt);
}
}
}
void visit_If(const ASR::If_t& x) {
ASR::If_t& xx = const_cast<ASR::If_t&>(x);
transform_stmts(xx.m_body, xx.n_body);
transform_stmts(xx.m_orelse, xx.n_orelse);
if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*xx.m_test)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(xx.m_test);
if (intrinsic_func->m_type->type == ASR::ttypeType::Logical) {
if (is_logical_intrinsic_symbolic(xx.m_test)) {
ASR::expr_t* function_call = process_attributes(xx.base.base.loc, xx.m_test);
xx.m_test = function_call;
}
}
} else if (ASR::is_a<ASR::LogicalNot_t>(*xx.m_test)) {
ASR::LogicalNot_t* logical_not = ASR::down_cast<ASR::LogicalNot_t>(xx.m_test);
if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*logical_not->m_arg)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(logical_not->m_arg);
if (intrinsic_func->m_type->type == ASR::ttypeType::Logical) {
if (is_logical_intrinsic_symbolic(logical_not->m_arg)) {
ASR::expr_t* function_call = process_attributes(xx.base.base.loc, logical_not->m_arg);
ASR::expr_t* new_logical_not = ASRUtils::EXPR(ASR::make_LogicalNot_t(al, xx.base.base.loc, function_call,
logical_not->m_type, logical_not->m_value));
xx.m_test = new_logical_not;
}
}
}
} else if (ASR::is_a<ASR::SymbolicCompare_t>(*xx.m_test)) {
ASR::SymbolicCompare_t *s = ASR::down_cast<ASR::SymbolicCompare_t>(xx.m_test);
ASR::expr_t* function_call = nullptr;
if (s->m_op == ASR::cmpopType::Eq) {
function_call = basic_compare(xx.base.base.loc, "basic_eq", s->m_left, s->m_right);
} else {
function_call = basic_compare(xx.base.base.loc, "basic_neq", s->m_left, s->m_right);
}
ASR::stmt_t* stmt = ASRUtils::STMT(ASR::make_If_t(al, xx.base.base.loc, function_call,
xx.m_body, xx.n_body, xx.m_orelse, xx.n_orelse));
pass_result.push_back(al, stmt);
}
}
void visit_SubroutineCall(const ASR::SubroutineCall_t &x) {
Vec<ASR::call_arg_t> call_args;
call_args.reserve(al, 1);
for (size_t i=0; i<x.n_args; i++) {
ASR::expr_t* val = x.m_args[i].m_value;
if (val && ASR::is_a<ASR::IntrinsicElementalFunction_t>(*val) && ASR::is_a<ASR::SymbolicExpression_t>(*ASRUtils::expr_type(val))) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(val);
ASR::ttype_t *type = ASRUtils::TYPE(ASR::make_SymbolicExpression_t(al, x.base.base.loc));
std::string symengine_var = symengine_stack.push();
ASR::symbol_t *arg = ASR::down_cast<ASR::symbol_t>(ASR::make_Variable_t(
al, x.base.base.loc, current_scope, s2c(al, symengine_var), nullptr, 0, ASR::intentType::Local,
nullptr, nullptr, ASR::storage_typeType::Default, type, nullptr,
ASR::abiType::BindC, ASR::Public, ASR::presenceType::Required, false));
current_scope->add_symbol(s2c(al, symengine_var), arg);
for (auto &item : current_scope->get_scope()) {
if (ASR::is_a<ASR::Variable_t>(*item.second)) {
ASR::Variable_t *s = ASR::down_cast<ASR::Variable_t>(item.second);
this->visit_Variable(*s);
}
}
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, arg));
process_intrinsic_function(x.base.base.loc, intrinsic_func, target);
ASR::call_arg_t call_arg;
call_arg.loc = x.base.base.loc;
call_arg.m_value = target;
call_args.push_back(al, call_arg);
} else if (val && ASR::is_a<ASR::Cast_t>(*val)) {
ASR::Cast_t* cast_t = ASR::down_cast<ASR::Cast_t>(val);
if(cast_t->m_kind != ASR::cast_kindType::IntegerToSymbolicExpression) return;
this->visit_Cast(*cast_t);
ASR::symbol_t *var_sym = current_scope->get_symbol(symengine_stack.pop());
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, var_sym));
ASR::call_arg_t call_arg;
call_arg.loc = x.base.base.loc;
call_arg.m_value = target;
call_args.push_back(al, call_arg);
} else {
call_args.push_back(al, x.m_args[i]);
}
}
ASR::stmt_t* stmt = ASRUtils::STMT(ASR::make_SubroutineCall_t(al, x.base.base.loc, x.m_name,
x.m_name, call_args.p, call_args.n, x.m_dt));
pass_result.push_back(al, stmt);
}
void visit_Print(const ASR::Print_t &x) {
std::vector<ASR::expr_t*> print_tmp;
for (size_t i=0; i<x.n_values; i++) {
ASR::expr_t* val = x.m_values[i];
if (ASR::is_a<ASR::Var_t>(*val) && ASR::is_a<ASR::CPtr_t>(*ASRUtils::expr_type(val))) {
ASR::symbol_t *v = ASR::down_cast<ASR::Var_t>(val)->m_v;
if ((symbolic_vars_to_free.find(v) == symbolic_vars_to_free.end()) &&
(symbolic_vars_to_omit.find(v) == symbolic_vars_to_omit.end())) return;
print_tmp.push_back(basic_str(x.base.base.loc, val));
} else if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*val)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(val);
if (ASR::is_a<ASR::SymbolicExpression_t>(*ASRUtils::expr_type(val))) {
ASR::ttype_t *type = ASRUtils::TYPE(ASR::make_SymbolicExpression_t(al, x.base.base.loc));
std::string symengine_var = symengine_stack.push();
ASR::symbol_t *arg = ASR::down_cast<ASR::symbol_t>(ASR::make_Variable_t(
al, x.base.base.loc, current_scope, s2c(al, symengine_var), nullptr, 0, ASR::intentType::Local,
nullptr, nullptr, ASR::storage_typeType::Default, type, nullptr,
ASR::abiType::BindC, ASR::Public, ASR::presenceType::Required, false));
current_scope->add_symbol(s2c(al, symengine_var), arg);
for (auto &item : current_scope->get_scope()) {
if (ASR::is_a<ASR::Variable_t>(*item.second)) {
ASR::Variable_t *s = ASR::down_cast<ASR::Variable_t>(item.second);
this->visit_Variable(*s);
}
}
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, arg));
process_intrinsic_function(x.base.base.loc, intrinsic_func, target);
// Now create the FunctionCall node for basic_str
print_tmp.push_back(basic_str(x.base.base.loc, target));
} else if (ASR::is_a<ASR::Logical_t>(*ASRUtils::expr_type(val))) {
if (is_logical_intrinsic_symbolic(val)) {
ASR::expr_t* function_call = process_attributes(x.base.base.loc, val);
print_tmp.push_back(function_call);
}
}
} else if (ASR::is_a<ASR::Cast_t>(*val)) {
ASR::Cast_t* cast_t = ASR::down_cast<ASR::Cast_t>(val);
if(cast_t->m_kind != ASR::cast_kindType::IntegerToSymbolicExpression) return;
this->visit_Cast(*cast_t);
ASR::symbol_t *var_sym = current_scope->get_symbol(symengine_stack.pop());
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, var_sym));
// Now create the FunctionCall node for basic_str
print_tmp.push_back(basic_str(x.base.base.loc, target));
} else if (ASR::is_a<ASR::SymbolicCompare_t>(*val)) {
ASR::SymbolicCompare_t *s = ASR::down_cast<ASR::SymbolicCompare_t>(val);
if (s->m_op == ASR::cmpopType::Eq || s->m_op == ASR::cmpopType::NotEq) {
ASR::expr_t* function_call = nullptr;
if (s->m_op == ASR::cmpopType::Eq) {
function_call = basic_compare(x.base.base.loc, "basic_eq", s->m_left, s->m_right);
} else {
function_call = basic_compare(x.base.base.loc, "basic_neq", s->m_left, s->m_right);
}
print_tmp.push_back(function_call);
}
} else if (ASR::is_a<ASR::ListItem_t>(*val)) {
ASR::ListItem_t* list_item = ASR::down_cast<ASR::ListItem_t>(val);
if (list_item->m_type->type == ASR::ttypeType::SymbolicExpression) {
ASR::expr_t *value = ASRUtils::EXPR(ASR::make_ListItem_t(al,
x.base.base.loc, list_item->m_a, list_item->m_pos,
ASRUtils::TYPE(ASR::make_CPtr_t(al, x.base.base.loc)), nullptr));
print_tmp.push_back(basic_str(x.base.base.loc, value));
} else {
print_tmp.push_back(val);
}
} else {
print_tmp.push_back(x.m_values[i]);
}
}
if (!print_tmp.empty()) {
Vec<ASR::expr_t*> tmp_vec;
tmp_vec.reserve(al, print_tmp.size());
for (auto &e: print_tmp) {
tmp_vec.push_back(al, e);
}
ASR::stmt_t *print_stmt = ASRUtils::STMT(
ASR::make_Print_t(al, x.base.base.loc, tmp_vec.p, tmp_vec.size(),
x.m_separator, x.m_end));
print_tmp.clear();
pass_result.push_back(al, print_stmt);
}
}
void visit_IntrinsicFunction(const ASR::IntrinsicElementalFunction_t &x) {
if(x.m_type && x.m_type->type == ASR::ttypeType::SymbolicExpression) {
ASR::ttype_t *type = ASRUtils::TYPE(ASR::make_SymbolicExpression_t(al, x.base.base.loc));
std::string symengine_var = symengine_stack.push();
ASR::symbol_t *arg = ASR::down_cast<ASR::symbol_t>(ASR::make_Variable_t(
al, x.base.base.loc, current_scope, s2c(al, symengine_var), nullptr, 0, ASR::intentType::Local,
nullptr, nullptr, ASR::storage_typeType::Default, type, nullptr,
ASR::abiType::BindC, ASR::Public, ASR::presenceType::Required, false));
current_scope->add_symbol(s2c(al, symengine_var), arg);
for (auto &item : current_scope->get_scope()) {
if (ASR::is_a<ASR::Variable_t>(*item.second)) {
ASR::Variable_t *s = ASR::down_cast<ASR::Variable_t>(item.second);
this->visit_Variable(*s);
}
}
ASR::IntrinsicElementalFunction_t &xx = const_cast<ASR::IntrinsicElementalFunction_t&>(x);
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, arg));
process_intrinsic_function(x.base.base.loc, &xx, target);
}
}
void visit_Cast(const ASR::Cast_t &x) {
if(x.m_kind != ASR::cast_kindType::IntegerToSymbolicExpression) return;
ASR::ttype_t *type = ASRUtils::TYPE(ASR::make_SymbolicExpression_t(al, x.base.base.loc));
std::string symengine_var = symengine_stack.push();
ASR::symbol_t *arg = ASR::down_cast<ASR::symbol_t>(ASR::make_Variable_t(
al, x.base.base.loc, current_scope, s2c(al, symengine_var), nullptr, 0, ASR::intentType::Local,
nullptr, nullptr, ASR::storage_typeType::Default, type, nullptr,
ASR::abiType::BindC, ASR::Public, ASR::presenceType::Required, false));
current_scope->add_symbol(s2c(al, symengine_var), arg);
for (auto &item : current_scope->get_scope()) {
if (ASR::is_a<ASR::Variable_t>(*item.second)) {
ASR::Variable_t *s = ASR::down_cast<ASR::Variable_t>(item.second);
this->visit_Variable(*s);
}
}
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, x.base.base.loc, arg));
ASR::expr_t* cast_arg = x.m_arg;
ASR::expr_t* cast_value = x.m_value;
if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*cast_value)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(cast_value);
int64_t intrinsic_id = intrinsic_func->m_intrinsic_id;
if (static_cast<LCompilers::ASRUtils::IntrinsicElementalFunctions>(intrinsic_id) ==
LCompilers::ASRUtils::IntrinsicElementalFunctions::SymbolicInteger) {
int const_value = 0;
if (ASR::is_a<ASR::IntegerConstant_t>(*cast_arg)){
ASR::IntegerConstant_t* const_int = ASR::down_cast<ASR::IntegerConstant_t>(cast_arg);
const_value = const_int->m_n;
}
if (ASR::is_a<ASR::IntegerUnaryMinus_t>(*cast_arg)){
ASR::IntegerUnaryMinus_t *const_int_minus = ASR::down_cast<ASR::IntegerUnaryMinus_t>(cast_arg);
ASR::IntegerConstant_t* const_int = ASR::down_cast<ASR::IntegerConstant_t>(const_int_minus->m_value);
const_value = const_int->m_n;
}
ASR::ttype_t* cast_type = ASRUtils::TYPE(ASR::make_Integer_t(al, x.base.base.loc, 8));
ASR::expr_t* value = ASRUtils::EXPR(ASR::make_Cast_t(al, x.base.base.loc, cast_arg,
(ASR::cast_kindType)ASR::cast_kindType::IntegerToInteger, cast_type,
ASRUtils::EXPR(ASR::make_IntegerConstant_t(al, x.base.base.loc, const_value, cast_type))));
pass_result.push_back(al, integer_set_si(x.base.base.loc, target, value));
}
}
}
ASR::expr_t* process_with_basic_str(const Location &loc, const ASR::expr_t *expr) {
ASR::symbol_t *var_sym = nullptr;
if (ASR::is_a<ASR::Var_t>(*expr)) {
var_sym = ASR::down_cast<ASR::Var_t>(expr)->m_v;
} else if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*expr)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(expr);
this->visit_IntrinsicFunction(*intrinsic_func);
var_sym = current_scope->get_symbol(symengine_stack.pop());
} else if (ASR::is_a<ASR::Cast_t>(*expr)) {
ASR::Cast_t* cast_t = ASR::down_cast<ASR::Cast_t>(expr);
this->visit_Cast(*cast_t);
var_sym = current_scope->get_symbol(symengine_stack.pop());
} else {
LCOMPILERS_ASSERT(false);
}
ASR::expr_t* target = ASRUtils::EXPR(ASR::make_Var_t(al, loc, var_sym));
// Now create the FunctionCall node for basic_str and return
return basic_str(loc, target);
}
void visit_Assert(const ASR::Assert_t &x) {
ASR::expr_t* left_tmp = nullptr;
ASR::expr_t* right_tmp = nullptr;
if (ASR::is_a<ASR::LogicalCompare_t>(*x.m_test)) {
ASR::LogicalCompare_t *l = ASR::down_cast<ASR::LogicalCompare_t>(x.m_test);
if (is_logical_intrinsic_symbolic(l->m_left) && is_logical_intrinsic_symbolic(l->m_right)) {
left_tmp = process_attributes(x.base.base.loc, l->m_left);
right_tmp = process_attributes(x.base.base.loc, l->m_right);
ASR::expr_t* test = ASRUtils::EXPR(ASR::make_LogicalCompare_t(al, x.base.base.loc, left_tmp,
l->m_op, right_tmp, l->m_type, l->m_value));
ASR::stmt_t *assert_stmt = ASRUtils::STMT(ASR::make_Assert_t(al, x.base.base.loc, test, x.m_msg));
pass_result.push_back(al, assert_stmt);
}
} else if (ASR::is_a<ASR::SymbolicCompare_t>(*x.m_test)) {
ASR::SymbolicCompare_t* s = ASR::down_cast<ASR::SymbolicCompare_t>(x.m_test);
if (s->m_op == ASR::cmpopType::Eq || s->m_op == ASR::cmpopType::NotEq) {
ASR::expr_t* function_call = nullptr;
if (s->m_op == ASR::cmpopType::Eq) {
function_call = basic_compare(x.base.base.loc, "basic_eq", s->m_left, s->m_right);
} else {
function_call = basic_compare(x.base.base.loc, "basic_neq", s->m_left, s->m_right);
}
ASR::stmt_t *assert_stmt = ASRUtils::STMT(ASR::make_Assert_t(al, x.base.base.loc, function_call, x.m_msg));
pass_result.push_back(al, assert_stmt);
}
} else if (ASR::is_a<ASR::IntrinsicElementalFunction_t>(*x.m_test)) {
ASR::IntrinsicElementalFunction_t* intrinsic_func = ASR::down_cast<ASR::IntrinsicElementalFunction_t>(x.m_test);
if (intrinsic_func->m_type->type == ASR::ttypeType::Logical) {
if (is_logical_intrinsic_symbolic(x.m_test)) {
ASR::expr_t* test = process_attributes(x.base.base.loc, x.m_test);
ASR::stmt_t *assert_stmt = ASRUtils::STMT(ASR::make_Assert_t(al, x.base.base.loc, test, x.m_msg));