public void Compile(string path)
{
AppDomain domain = System.Threading.Thread.GetDomain();
AssemblyName name = new AssemblyName();
name.Name = "Sharp Code Assembly";
AssemblyBuilder assemblyBuilder = domain.DefineDynamicAssembly(name, AssemblyBuilderAccess.Save);
ModuleBuilder moduleBuilder = assemblyBuilder.DefineDynamicModule(m_Module.Name, m_Module.Name + ".exe", true);
//
// Создаем глобальные переменные
//
TypeBuilder globalBuilder = moduleBuilder.DefineType("Global");
m_Globals = new SymbolTable();
foreach (Statement statement in m_Module.Body.Statements)
{
if (statement is Variable)
{
Variable variable = statement as Variable;
System.Type type = variable.Type.ToSystemType();
FieldBuilder field = globalBuilder.DefineField(variable.Name, type, FieldAttributes.Public | FieldAttributes.Static);
m_Globals.Add(variable.Name, SymbolType.Variable, statement, field);
}
}
globalBuilder.CreateType();
//
// Строим функции
//
m_Module.Body.SymbolTable = m_Globals;
BuildFunctionStubs(m_Module.Body, moduleBuilder);
foreach (Function function in m_Module.Body.Functions)
{
BuildFunction(function);
}
//
// Создаем точку входа (функция main)
//
MethodBuilder mainBuilder = moduleBuilder.DefineGlobalMethod("Main", MethodAttributes.Public | MethodAttributes.Static, typeof(void), null);
ILGenerator mainIL = mainBuilder.GetILGenerator();
m_Module.Body.Statements.Add(new CallStatement(null, "main"));
EmitBody(mainIL, m_Module.Body, true);
moduleBuilder.CreateGlobalFunctions();
assemblyBuilder.SetEntryPoint(mainBuilder.GetBaseDefinition());
assemblyBuilder.Save(m_Module.Name + ".exe");
System.IO.File.Move(m_Module.Name + ".exe", path);
}
private void BuildSymbolTable(SymbolTable parent, Body body)
{
if (body.Structures != null)
foreach (Structure structure in body.Structures)
parent.Add(structure).SyntaxObject = structure;
if (body.Functions != null)
{
foreach (Function function in body.Functions)
{
parent.Add(function).SyntaxObject = function;
function.Body.SymbolTable = new SymbolTable();
BuildSymbolTable(function.Body.SymbolTable, function.Body);
}
}
if (body.Statements != null)
{
foreach (Statement statement in body.Statements)
{
if (statement is Variable)
parent.Add(statement as Variable).SyntaxObject = statement;
}
}
}
