public override void VisitNewArrayInstruction(NewArrayInstruction instruction)
{
ControlState.EvaluationStack.PopValue(out CilValueInt32 numElems);
var newArr = new CilArray(instruction.TypeSpec.GetCilType(_program), numElems.Value, _program);
var arrRef = ManagedMemory.Store(newArr);
ControlState.EvaluationStack.PushValue(arrRef);
ControlState.MoveToNextInstruction();
}
public override CILInstructionType BuildNode(ParseTreeNode node)
{
var instrTypeParseTreeNode = node.GetFirstChildWithGrammarName(GrammarNames.INSTR_TYPE);
CILInstructionType result = null;
var boxParseTreeNode = instrTypeParseTreeNode?.GetFirstChildWithGrammarName(GrammarNames.keyword_box);
if (boxParseTreeNode != null)
{
result = new BoxInstruction();
}
var newarrParseTreeNode = instrTypeParseTreeNode?.GetFirstChildWithGrammarName(GrammarNames.keyword_newarr);
if (newarrParseTreeNode != null)
{
result = new NewArrayInstruction();
}
var unboxanyParseTreeNode = instrTypeParseTreeNode?.GetFirstChildWithGrammarName(GrammarNames.keyword_unboxany);
if (unboxanyParseTreeNode != null)
{
result = new UnboxAnyInstruction();
}
if (result != null)
{
var typeSpecParseTreeNode = node.GetFirstChildWithGrammarName(GrammarNames.typeSpec);
result.TypeSpecification = TypeSpecParseTreeNodeHelper.GetValue(typeSpecParseTreeNode);
return(result);
}
throw new ArgumentException("Cannot recognize CIL instruction type.");
}
public abstract void VisitNewArrayInstruction(NewArrayInstruction instruction);
