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Split result into symboltable and types

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This commit is contained in:
Eugen Wissner
2024-05-01 10:39:18 +02:00
parent f48fae4878
commit 4d399e10db
21 changed files with 400 additions and 1258 deletions
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153
source/result.cpp
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@ -1,4 +1,5 @@
#include "elna/source/result.hpp"
#include "elna/source/types.hpp"
namespace elna::source
{
@ -32,156 +33,4 @@ namespace elna::source
{
return "Name '" + name + "' was already defined";
}
type::type(const std::size_t byte_size)
: byte_size(byte_size)
{
}
primitive_type::primitive_type(const std::string& type_name, const std::size_t byte_size)
: type(byte_size), type_name(type_name)
{
}
pointer_type::pointer_type(std::shared_ptr<const type> base_type, const std::size_t byte_size)
: type(byte_size), base_type(base_type)
{
}
symbol_table::symbol_table(std::shared_ptr<symbol_table> scope)
: outer_scope(scope)
{
if (scope == nullptr)
{
auto boolean_info = std::make_shared<type_info>(boolean_type);
auto int_info = std::make_shared<type_info>(int_type);
enter("Boolean", boolean_info);
enter("Int", int_info);
auto writei = std::make_shared<intrinsic_info>();
writei->parameter_infos.emplace_back(int_info->type());
enter("writei", writei);
auto writeb = std::make_shared<intrinsic_info>();
writeb->parameter_infos.emplace_back(boolean_info->type());
enter("writeb", writeb);
}
}
std::shared_ptr<info> symbol_table::lookup(const std::string& name)
{
auto entry = entries.find(name);
if (entry != entries.cend())
{
return entry->second;
}
if (this->outer_scope != nullptr)
{
return this->outer_scope->lookup(name);
}
return nullptr;
}
void symbol_table::enter(const std::string& name, std::shared_ptr<info> entry)
{
entries.insert_or_assign(name, entry);
}
std::shared_ptr<symbol_table> symbol_table::scope()
{
return this->outer_scope;
}
info::~info()
{
}
info::info()
{
}
type_info::type_info(const class type& type)
: info(), m_type(std::make_shared<class type>(type))
{
}
type_info::~type_info()
{
}
std::shared_ptr<const class type> type_info::type() const noexcept
{
return m_type;
}
constant_info::constant_info(const std::int32_t value)
: m_value(value)
{
}
constant_info::~constant_info()
{
}
std::int32_t constant_info::value() const noexcept
{
return m_value;
}
variable_info::variable_info(std::shared_ptr<const class type> type)
: m_type(type)
{
}
variable_info::~variable_info()
{
}
std::shared_ptr<const class type> variable_info::type() noexcept
{
return m_type;
}
parameter_info::parameter_info(std::shared_ptr<const class type> type)
: m_type(type)
{
}
parameter_info::~parameter_info()
{
}
std::shared_ptr<const class type> parameter_info::type() const noexcept
{
return m_type;
}
intrinsic_info::~intrinsic_info()
{
}
std::size_t intrinsic_info::parameter_stack_size() const noexcept
{
return this->parameter_infos.size() * sizeof(std::int32_t);
}
procedure_info::procedure_info(std::shared_ptr<symbol_table> outer_scope)
: local_table(std::make_shared<symbol_table>(outer_scope))
{
}
procedure_info::~procedure_info()
{
}
std::shared_ptr<symbol_table> procedure_info::scope()
{
return local_table;
}
std::size_t procedure_info::stack_size() const noexcept
{
return local_stack_size + argument_stack_size;
}
}

2
source/semantic.cpp
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@ -1,5 +1,5 @@
#include "elna/source/semantic.hpp"
#include "elna/source/result.hpp"
#include "elna/source/types.hpp"
#include <cstdlib>
namespace elna::source

142
source/symbol_table.cpp Normal file
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@ -0,0 +1,142 @@
#include "elna/source/types.hpp"
#include "elna/source/symbol_table.hpp"
namespace elna::source
{
symbol_table::symbol_table(std::shared_ptr<symbol_table> scope)
: outer_scope(scope)
{
if (scope == nullptr)
{
auto boolean_info = std::make_shared<type_info>(boolean_type);
auto int_info = std::make_shared<type_info>(int_type);
enter("Boolean", boolean_info);
enter("Int", int_info);
auto writei = std::make_shared<intrinsic_info>();
writei->parameter_infos.emplace_back(int_info->type());
enter("writei", writei);
auto writeb = std::make_shared<intrinsic_info>();
writeb->parameter_infos.emplace_back(boolean_info->type());
enter("writeb", writeb);
}
}
std::shared_ptr<info> symbol_table::lookup(const std::string& name)
{
auto entry = entries.find(name);
if (entry != entries.cend())
{
return entry->second;
}
if (this->outer_scope != nullptr)
{
return this->outer_scope->lookup(name);
}
return nullptr;
}
void symbol_table::enter(const std::string& name, std::shared_ptr<info> entry)
{
entries.insert_or_assign(name, entry);
}
std::shared_ptr<symbol_table> symbol_table::scope()
{
return this->outer_scope;
}
info::~info()
{
}
info::info()
{
}
type_info::type_info(const class type& type)
: info(), m_type(std::make_shared<class type>(type))
{
}
type_info::~type_info()
{
}
std::shared_ptr<const class type> type_info::type() const noexcept
{
return m_type;
}
constant_info::constant_info(const std::int32_t value)
: m_value(value)
{
}
constant_info::~constant_info()
{
}
std::int32_t constant_info::value() const noexcept
{
return m_value;
}
variable_info::variable_info(std::shared_ptr<const class type> type)
: m_type(type)
{
}
variable_info::~variable_info()
{
}
std::shared_ptr<const class type> variable_info::type() noexcept
{
return m_type;
}
parameter_info::parameter_info(std::shared_ptr<const class type> type)
: m_type(type)
{
}
parameter_info::~parameter_info()
{
}
std::shared_ptr<const class type> parameter_info::type() const noexcept
{
return m_type;
}
intrinsic_info::~intrinsic_info()
{
}
std::size_t intrinsic_info::parameter_stack_size() const noexcept
{
return this->parameter_infos.size() * sizeof(std::int32_t);
}
procedure_info::procedure_info(std::shared_ptr<symbol_table> outer_scope)
: local_table(std::make_shared<symbol_table>(outer_scope))
{
}
procedure_info::~procedure_info()
{
}
std::shared_ptr<symbol_table> procedure_info::scope()
{
return local_table;
}
std::size_t procedure_info::stack_size() const noexcept
{
return local_stack_size + argument_stack_size;
}
}

19
source/types.cpp Normal file
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@ -0,0 +1,19 @@
#include <elna/source/types.hpp>
namespace elna::source
{
type::type(const std::size_t byte_size)
: byte_size(byte_size)
{
}
primitive_type::primitive_type(const std::string& type_name, const std::size_t byte_size)
: type(byte_size), type_name(type_name)
{
}
pointer_type::pointer_type(std::shared_ptr<const type> base_type, const std::size_t byte_size)
: type(byte_size), base_type(base_type)
{
}
}