protected override void BuildSetFlags()
{
string original_name = name;
opcode &= ~s_mask;
wildcard_mask &= ~s_mask;
//non-S version
SetFlags = owner.DataOpHandleSetFlagsLogical_NOP;
BuildOperand2();
//S version
SetFlags = owner.DataOpHandleSetFlagsLogical_NonCMP;
opcode |= s_mask;
name += "S";
BuildOperand2();
name = original_name;
opcode &= ~s_mask;
}
internal InstructionFunc GenerateLogicalDataOpBinary(DataOpEvaluateOperand2Func EvaluateOperand2, DataOpLogicalBinary BinaryOp, DataOpSaveResultFunc SaveResult, DataOpHandleSetFlagsFunc SetFlags)
{
return(delegate(uint opcode)
{
uint Rd = ((opcode & rd_mask) >> 12);
uint Rn = ((opcode & rn_mask) >> 16);
uint a = get_reg(Rn);
bool shift_carry = false;
uint b = EvaluateOperand2(opcode, ref shift_carry);
uint result = BinaryOp(a, b);
SaveResult(Rd, result);
SetFlags(opcode, Rd, result, shift_carry);
return 1;
});
}
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;
});
}
