public override void Compile(Emitter.Emitter emitter)
{
try
{
Resolve(emitter);
if (!emitter.TypeIsParent(IdentifierType, Expression.GetExpressionType(emitter)))
Error(String.Format(Resources.errAssignTypeMismatch, Expression.GetExpressionType(emitter), IdentifierType));
}
catch(CompilerException ex)
{
ex.AffixToLexem(Lexem);
throw;
}
switch (Kind)
{
case IdentifierKind.StaticField: Expression.Compile(emitter);
emitter.EmitSaveField(emitter.FindField(OwnerType, Name)); break;
case IdentifierKind.Field: if (ExpressionPrefix != null)
ExpressionPrefix.Compile(emitter);
else
emitter.EmitLoadThis();
Expression.Compile(emitter);
emitter.EmitSaveField(emitter.FindField(OwnerType, Name)); break;
case IdentifierKind.Variable: Expression.Compile(emitter);
emitter.EmitSaveVariable(emitter.CurrentMethod.Scope.Find(Name)); break;
case IdentifierKind.Parameter: Expression.Compile(emitter);
emitter.EmitSaveParameter(emitter.CurrentMethod.Parameters[Name].Id); break;
}
}
public override void Compile(Emitter.Emitter emitter)
{
try
{
Resolve(emitter);
}
catch (CompilerException ex)
{
ex.AffixToLexem(Lexem);
throw;
}
var method = emitter.FindMethod(OwnerType, Name, GetSignature(emitter));
// load 'this'
if (ExpressionPrefix != null)
ExpressionPrefix.Compile(emitter);
else if (!Static)
emitter.EmitLoadThis();
// load parameters
for (int idx = 0; idx < Parameters.Count; idx++)
{
Parameters[idx].Compile(emitter);
emitter.EmitUpcastBasicType(Parameters[idx].GetExpressionType(emitter), method.Parameters[idx].Type.Signature);
}
// invoke
emitter.EmitCall(method);
}
public override void Compile(Emitter.Emitter emitter)
{
try
{
Resolve(emitter);
}
catch (CompilerException ex)
{
ex.AffixToLexem(Lexem);
throw;
}
switch (Kind)
{
case IdentifierKind.StaticField: emitter.EmitLoadField(emitter.FindField(OwnerType, Name)); break;
case IdentifierKind.Field: if(ExpressionPrefix != null)
ExpressionPrefix.Compile(emitter);
else
emitter.EmitLoadThis();
emitter.EmitLoadField(emitter.FindField(OwnerType, Name)); break;
case IdentifierKind.StaticMethod: emitter.EmitCall(emitter.FindMethod(OwnerType, Name)); break;
case IdentifierKind.Method: if (ExpressionPrefix != null)
ExpressionPrefix.Compile(emitter);
else
emitter.EmitLoadThis();
emitter.EmitCall(emitter.FindMethod(OwnerType, Name)); break;
case IdentifierKind.Variable: emitter.EmitLoadVariable(emitter.CurrentMethod.Scope.Find(Name)); break;
case IdentifierKind.Parameter: emitter.EmitLoadParameter(emitter.CurrentMethod.Parameters[Name].Id); break;
case IdentifierKind.SizeProperty: ExpressionPrefix.Compile(emitter);
emitter.EmitLoadArraySize(); break;
}
}
public override void Compile(Emitter.Emitter emitter)
{
if(Expression != null)
{
try
{
emitter.CurrentMethod = emitter.CurrentType.Methods[(Static ? ".cctor" : ".init")][0];
}
catch
{
emitter.CurrentMethod = Static ? emitter.CreateStaticCtor(emitter.CurrentType, true) : emitter.CreateInitializer(emitter.CurrentType, true);
}
if (!Static)
emitter.EmitLoadThis();
Expression.Compile(emitter);
emitter.EmitSaveField(this);
emitter.CurrentMethod = null;
}
}
public override void Compile(Emitter.Emitter emitter)
{
if (!BuiltIn)
{
emitter.CurrentMethod = this;
// special cases for constructors
if(Name == ".ctor")
{
// invoke base constructor
emitter.EmitLoadThis();
if(emitter.CurrentType.Parent != "")
emitter.EmitCall(emitter.FindMethod(emitter.CurrentType.Parent, ".ctor"));
else
emitter.EmitCall(emitter.AssemblyImport(typeof(object).GetConstructor(new Type[] { } )));
// invoke initializer
if (emitter.MethodNameExists(emitter.CurrentType.Name, ".init"))
{
emitter.EmitLoadThis();
emitter.EmitCall(emitter.FindMethod(emitter.CurrentType.Name, ".init"));
}
}
Body.Compile(emitter);
if (!Body.AllPathsReturn)
{
if (Type.Signature == "void")
emitter.EmitReturn();
else
Error(String.Format(Resources.errNotAllPathsReturn, Name));
}
emitter.CurrentMethod = null;
}
}
/// <summary>
/// Emit code for loading local variables from fields
/// </summary>
/// <param name="list">List of closures</param>
private void LoadClosuredVariables(Dictionary<string, string> list, Emitter.Emitter emitter)
{
foreach (var curr in list)
{
emitter.EmitLoadThis();
// load field
var currField = emitter.FindField(PlannerID, "_" + curr.Key);
emitter.EmitLoadField(currField);
// save into variable
var currVar = emitter.CurrentMethod.Scope.Introduce(curr.Value, emitter.ResolveType(curr.Value), curr.Key);
emitter.EmitSaveVariable(currVar);
}
}
public override void Compile(Emitter.Emitter emitter)
{
emitter.EmitLoadThis();
}