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using ARMeilleure.IntermediateRepresentation;
using System;
namespace ARMeilleure.CodeGen.RegisterAllocators
{
struct RegisterMasks
{
public int IntAvailableRegisters { get; }
public int VecAvailableRegisters { get; }
public int IntCallerSavedRegisters { get; }
public int VecCallerSavedRegisters { get; }
public int IntCalleeSavedRegisters { get; }
public int VecCalleeSavedRegisters { get; }
public RegisterMasks(
int intAvailableRegisters,
int vecAvailableRegisters,
int intCallerSavedRegisters,
int vecCallerSavedRegisters,
int intCalleeSavedRegisters,
int vecCalleeSavedRegisters)
{
IntAvailableRegisters = intAvailableRegisters;
VecAvailableRegisters = vecAvailableRegisters;
IntCallerSavedRegisters = intCallerSavedRegisters;
VecCallerSavedRegisters = vecCallerSavedRegisters;
IntCalleeSavedRegisters = intCalleeSavedRegisters;
VecCalleeSavedRegisters = vecCalleeSavedRegisters;
}
public int GetAvailableRegisters(RegisterType type)
{
if (type == RegisterType.Integer)
{
return IntAvailableRegisters;
}
else if (type == RegisterType.Vector)
{
return VecAvailableRegisters;
}
else
{
throw new ArgumentException($"Invalid register type \"{type}\".");
}
}
}
}
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