LoadFieldInstruction.cs

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using System.Reflection;
 
namespace System.Linq.Expressions.Interpreter;
 
internal sealed class LoadFieldInstruction : FieldInstruction
{
    public override string InstructionName => "LoadField";
 
    public override int ConsumedStack => 1;
 
    public override int ProducedStack => 1;
 
    public LoadFieldInstruction(FieldInfo field)
        : base(field)
    {
    }
 
    public override int Run(InterpretedFrame frame)
    {
        object obj = frame.Pop();
        Instruction.NullCheck(obj);
        frame.Push(_field.GetValue(obj));
        return 1;
    }
}