#include "elna/source/semantic.hpp"
#include <cstdlib>

namespace elna::source
{
    void name_analysis_visitor::visit(constant_definition *definition)
    {
        this->table->enter(definition->identifier(),
                std::make_shared<constant_info>(constant_info(definition->body().number())));
    }

    void name_analysis_visitor::visit(declaration *declaration)
    {
        this->table->enter(declaration->identifier(),
                std::make_shared<variable_info>(variable_info()));
    }

    void name_analysis_visitor::visit(block *block)
    {
        this->table = block->table();
        empty_visitor::visit(block);
        this->table->enter("main",
                std::make_shared<procedure_info>());
    }

    void allocator_visitor::visit(declaration *declaration)
    {
        this->offset -= sizeof(std::int32_t);
    }

    void allocator_visitor::visit(block *block)
    {
        this->offset = 0;
        empty_visitor::visit(block);
        std::dynamic_pointer_cast<procedure_info>(block->table()->lookup("main"))
            ->stack_size(std::abs(this->offset));
    }
}