//Register a unary arithmetic opcode which allows the S bit.
internal void RegisterDataOpLogical(DataOpLogicalUnary opHandler, uint base_opcode, string basename)
{
DataOpBuilderLogical b = new DataOpBuilderLogical();
b.opcode = base_opcode;
b.name = basename;
b.IsUnaryOperation = true;
b.UnaryOp = opHandler;
b.owner = this;
b.StartBuild();
}
static internal InstructionFunc GenerateLogicalDataOpUnary(
DataOpEvaluateOperand2Func EvaluateOperand2, DataOpLogicalUnary UnaryOp, DataOpSaveResultFunc SaveResult, DataOpHandleSetFlagsFunc SetFlags)
{
return(delegate(uint opcode)
{
uint Rd = ((opcode & rd_mask) >> 12);
//Unary operations only have operand 2 (which is denoted by b everywhere else)
bool shift_carry = false;
uint operand = EvaluateOperand2(opcode, ref shift_carry);
uint result = UnaryOp(operand);
SaveResult(Rd, result);
SetFlags(opcode, Rd, result, shift_carry);
return 1;
});
}