public void CompileArray(Emitter.Emitter emitter)
{
// make sure it's an array
var type = emitter.GetArrayItemType(ExpressionPrefix.GetExpressionType(emitter));
if (type == "")
Error(Resources.errIndexingNotAnArray);
// make sure expression type matches array type
var exprType = Expression.GetExpressionType(emitter);
if (!emitter.TypeIsParent(type, exprType))
Error(String.Format(Resources.errAssignTypeMismatch, exprType, type));
ExpressionPrefix.Compile(emitter);
Index.Compile(emitter);
if (type == "complex")
{
// special case of valuetypes
var typeRef = emitter.ResolveType(type);
emitter.EmitLoadIndexAddress(typeRef);
Expression.Compile(emitter);
emitter.EmitSaveObject(typeRef);
}
else
{
Expression.Compile(emitter);
emitter.EmitSaveIndex(type);
}
}
public override void Compile(Emitter.Emitter emitter)
{
var args = new[] { Parameters.Count == 1 ? typeof(object) : typeof(IEnumerable<dynamic>), typeof(bool) };
var printMethod = emitter.AssemblyImport(typeof(MirelleStdlib.Printer).GetMethod("Print", args));
if (Parameters.Count == 1)
{
var currType = Parameters[0].GetExpressionType(emitter);
Parameters[0].Compile(emitter);
if (currType.IsAnyOf("int", "bool", "float", "complex"))
emitter.EmitBox(emitter.ResolveType(currType));
}
else
{
var objType = emitter.AssemblyImport(typeof(object));
var arrType = new ArrayType(objType);
var tmpVariable = emitter.CurrentMethod.Scope.Introduce("object[]", arrType);
// load count & create
emitter.EmitLoadInt(Parameters.Count);
emitter.EmitNewArray(objType);
emitter.EmitSaveVariable(tmpVariable);
int idx = 0;
foreach (var curr in Parameters)
{
var currType = curr.GetExpressionType(emitter);
emitter.EmitLoadVariable(tmpVariable);
emitter.EmitLoadInt(idx);
curr.Compile(emitter);
if (currType.IsAnyOf("int", "bool", "float", "complex"))
emitter.EmitBox(emitter.ResolveType(currType));
emitter.EmitSaveIndex("object");
idx++;
}
// return the created array
emitter.EmitLoadVariable(tmpVariable);
}
emitter.EmitLoadBool(PrintLine);
emitter.EmitCall(printMethod);
}
public override void Compile(Emitter.Emitter emitter)
{
var typeName = Values[0].GetExpressionType(emitter);
if (typeName == "null")
Error(Resources.errArrayItemNull, Values[0].Lexem);
if (typeName.IsAnyOf("", "void"))
Error(Resources.errVoidExpression, Values[0].Lexem);
TypeReference type;
try
{
type = emitter.ResolveType(typeName);
}
catch (CompilerException ex)
{
ex.AffixToLexem(Values[0].Lexem);
throw;
}
var tmpVariable = emitter.CurrentMethod.Scope.Introduce(typeName, emitter.ResolveType(typeName + "[]"));
// load count & create
emitter.EmitLoadInt(Values.Count);
emitter.EmitNewArray(type);
emitter.EmitSaveVariable(tmpVariable);
int idx = 0;
foreach (var curr in Values)
{
var currType = curr.GetExpressionType(emitter);
if (currType != typeName)
Error(String.Format(Resources.errArrayTypeMismatch, currType, typeName), curr.Lexem);
emitter.EmitLoadVariable(tmpVariable);
emitter.EmitLoadInt(idx);
curr.Compile(emitter);
emitter.EmitSaveIndex(typeName);
idx++;
}
// return the created array
emitter.EmitLoadVariable(tmpVariable);
}