135 lines
3.0 KiB
C++
135 lines
3.0 KiB
C++
/* Name analysis.
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Copyright (C) 2025 Free Software Foundation, Inc.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#include "elna/boot/semantic.h"
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namespace elna
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{
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namespace boot
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{
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alias_type *type::is_alias()
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{
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return nullptr;
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}
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primitive_type *type::is_primitive()
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{
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return nullptr;
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}
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record_type *type::is_record()
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{
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return nullptr;
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}
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union_type *type::is_union()
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{
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return nullptr;
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}
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type::~type()
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{
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}
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alias_type *alias_type::is_alias()
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{
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return this;
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}
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primitive_type::primitive_type(const std::string& identifier)
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: identifier(identifier)
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{
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}
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primitive_type *primitive_type::is_primitive()
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{
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return this;
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}
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record_type *record_type::is_record()
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{
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return this;
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}
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union_type *union_type::is_union()
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{
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return this;
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}
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void declaration_visitor::visit(program *program)
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{
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for (type_definition *const type : program->types)
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{
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this->unresolved.insert({ type->identifier, new alias_type() });
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}
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for (type_definition *const type : program->types)
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{
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type->accept(this);
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}
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}
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void declaration_visitor::visit(type_definition *definition)
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{
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auto unresolved_declaration = this->unresolved.at(definition->identifier);
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definition->body().accept(this);
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if (this->current_type != nullptr)
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{
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unresolved_declaration->reference = this->current_type;
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}
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this->current_type = nullptr;
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}
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void declaration_visitor::visit(primitive_type_expression *type)
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{
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auto unresolved_alias = this->unresolved.find(type->name);
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if (unresolved_alias != this->unresolved.end())
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{
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this->current_type = unresolved_alias->second;
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}
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else
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{
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this->current_type = new primitive_type(type->name);
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}
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}
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void declaration_visitor::visit(array_type_expression *type)
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{
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}
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void declaration_visitor::visit(pointer_type_expression *type)
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{
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}
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void declaration_visitor::visit(record_type_expression *type)
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{
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this->current_type = new record_type();
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}
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void declaration_visitor::visit(union_type_expression *type)
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{
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this->current_type = new union_type();
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}
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void declaration_visitor::visit(procedure_type_expression *type)
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{
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}
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}
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}
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