StoreFieldInstruction.cs

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using System.Reflection;
 
namespace System.Linq.Expressions.Interpreter;
 
internal sealed class StoreFieldInstruction : FieldInstruction
{
    public override string InstructionName => "StoreField";
 
    public override int ConsumedStack => 2;
 
    public StoreFieldInstruction(FieldInfo field)
        : base(field)
    {
    }
 
    public override int Run(InterpretedFrame frame)
    {
        object value = frame.Pop();
        object obj = frame.Pop();
        Instruction.NullCheck(obj);
        _field.SetValue(obj, value);
        return 1;
    }
}