MixInstruction(byte opcode, FieldSpec fieldSpec, MetaFieldSpec metaFieldSpec, string mnemonic, int tickCount, Executor executor, Validator validator)
: base(mnemonic)
{
// if the MetaFieldSpec Presence is Forbidden then an instruction fieldspec must be specified. Likewise, if an instruction fieldspec is provided, the MetaFieldSpec Presence must be Forbidden.
if ((fieldSpec == null && metaFieldSpec.Presence == Instruction.MetaFieldSpec.Presences.Forbidden) || (metaFieldSpec.Presence != Instruction.MetaFieldSpec.Presences.Forbidden && fieldSpec != null))
{
throw new ArgumentException("forbidden fieldspec presence makes instruction fieldspec mandatory and vice versa");
}
Opcode = opcode;
FieldSpec = fieldSpec;
MetaFieldSpec = metaFieldSpec;
TickCount = tickCount;
mExecutor = executor ?? throw new ArgumentNullException(nameof(executor));
mValidator = validator;
}
/// <summary>
/// Create a MIX instruction with the specified opcode, MetaFieldSpec, mnemonic, tickCount, executor and validator.
/// </summary>
public MixInstruction(byte opcode, string mnemonic, MetaFieldSpec metaFieldSpec, int tickCount, Executor executor, Validator validator)
: this(opcode, null, metaFieldSpec, mnemonic, tickCount, executor, validator)
{
}
