public VirtualRegister(Type type, StateSpaces stsp = StateSpaces.REG)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (!type.IsValueType)
{
throw new ArgumentException("Only value types are permitted", "type");
}
UnderlyingType = type;
StateSpace = stsp;
}
public InstructionSelector.DynamicRegister Allocate(Type type, StateSpaces stsp)
{
InstructionSelector.DynamicRegister vreg = pool.Where(
rcr => !rcr.Live && rcr.StateSpace == stsp &&
(rcr.StateSpace == StateSpaces.REG && rcr.DataType == type ||
rcr.StateSpace != StateSpaces.REG && rcr.UnderlyingType == type)).FirstOrDefault();
if (vreg == null)
{
vreg = new InstructionSelector.DynamicRegister(type, stsp);
pool.Add(vreg);
}
else
{
vreg.Live = true;
}
return(vreg);
}
public FormalParameter(Type type, StateSpaces stsp = StateSpaces.REG, PassingStyles style = PassingStyles.VAL) :
base(type, stsp)
{
PassingStyle = style;
}
public static InstructionSelector.DynamicRegister Waste(Type type, StateSpaces stsp)
{
return(new InstructionSelector.DynamicRegister(type, stsp));
}
public VirtualRegister(Type type, StateSpaces stsp = StateSpaces.REG)
{
if (type == null)
throw new ArgumentNullException("type");
if (!type.IsValueType)
throw new ArgumentException("Only value types are permitted", "type");
UnderlyingType = type;
StateSpace = stsp;
}
public FormalParameter(Type type, StateSpaces stsp = StateSpaces.REG, PassingStyles style = PassingStyles.VAL) :
base(type, stsp)
{
PassingStyle = style;
}
private DynamicRegister AllocateRegister(Type type, StateSpaces stsp = StateSpaces.REG)
{
return regalloc(type, stsp);
}
public DynamicRegister(Type type, StateSpaces stsp = StateSpaces.REG) :
base(type, stsp)
{
Live = true;
}
private DynamicRegister AllocateRegister(Type type, StateSpaces stsp = StateSpaces.REG)
{
return(regalloc(type, stsp));
}
public DynamicRegister(Type type, StateSpaces stsp = StateSpaces.REG) :
base(type, stsp)
{
Live = true;
}
