public TypeSpecifier VisitIndexAccessExpression(Expr.IndexAccess exp)
{
var name = exp.Identifier.Source;
var variable = _namedValues[name];
var vartype = new TypeSpecifier {
Dimensions = 0, Type = variable.KtsType.Type
};
if (variable.IsDecayed)
{
LLVMValueRef[] indices = new LLVMValueRef[exp.Expressions.Count];
for (int i = 0; i < indices.Length; i++)
{
var exprType = Visit(exp.Expressions[i]);
var exprVal = _valueStack.Pop();
var casted = CheckedCast(exprVal, exprType, new TypeSpecifier {
Dimensions = 0, Type = TypeEnum.I64
});
indices[i] = casted;
}
var load = LLVM.BuildLoad(_builder, variable.Value, "");
var address = LLVM.BuildInBoundsGEP(_builder, load, indices, "");
var loadsec = LLVM.BuildLoad(_builder, address, "");
_valueStack.Push(loadsec);
return(vartype);
}
else
{
LLVMValueRef[] indices = new LLVMValueRef[exp.Expressions.Count + 1];
indices[0] = LLVM.ConstInt(LLVM.Int64Type(), 0, _lFalse);
for (int i = 1; i < indices.Length; i++)
{
var exprType = Visit(exp.Expressions[i - 1]);
var exprVal = _valueStack.Pop();
var casted = CheckedCast(exprVal, exprType, new TypeSpecifier {
Dimensions = 0, Type = TypeEnum.I64
});
indices[i] = casted;
}
var address = LLVM.BuildInBoundsGEP(_builder, variable.Value, indices, "");
var load = LLVM.BuildLoad(_builder, address, "");
_valueStack.Push(load);
if (variable.Binding != null)
{
HandleBinding(variable, true);
}
return(vartype);
}
/*LLVMValueRef[] indices = new LLVMValueRef[exp.Expressions.Count + 1];
*
* indices[0] = LLVM.ConstInt(LLVM.Int64Type(), 0, _lFalse);
*
* for (int i = 1; i < indices.Length; i++)
* {
* var exprType = Visit(exp.Expressions[i - 1]);
* var exprVal = _valueStack.Pop();
*
* var casted = CheckedCast(exprVal, exprType, new TypeSpecifier { Dimensions = 0, Type = TypeEnum.I64 });
* indices[i] = casted;
* }
*
* var address = LLVM.BuildInBoundsGEP(_builder, variable.Value, indices, "");
* var load = LLVM.BuildLoad(_builder, address, "");
* _valueStack.Push(load);
*
* return vartype;*/
}
public T VisitIndexAccessExpression(Expr.IndexAccess exp);
