private static unsafe (Vector256 <UInt32>[], int shift) ToVector(UInt32[] arr)
{
int first_zeros = FirstZeros(arr), digits = Digits(arr);
Vector256 <UInt32>[] v = new Vector256 <UInt32> [(digits - first_zeros + Vector256 <UInt64> .Count - 1) / Vector256 <UInt64> .Count];
fixed(UInt32 *p = arr)
{
fixed(Vector256 <UInt32> *pv = v)
{
if ((digits - first_zeros) % Vector256 <UInt64> .Count == 0)
{
for (int i = 0, j = first_zeros; i < v.Length; i++, j += Vector256 <UInt64> .Count)
{
pv[i] = Avx2.ConvertToVector256Int64(Avx.LoadVector128(p + j)).AsUInt32();
}
}
else
{
int i, j;
for (i = 0, j = first_zeros; i < v.Length - 1; i++, j += Vector256 <UInt64> .Count)
{
pv[i] = Avx2.ConvertToVector256Int64(Avx.LoadVector128(p + j)).AsUInt32();
}
pv[i] = Avx2.ConvertToVector256Int64(Avx2.MaskLoad(p + j, Mask128.LSV((uint)(digits - j)))).AsUInt32();
}
}
}
return(v, first_zeros);
}
///-----------------------------------------------------------------
public Mask128s(string name, Mask128 default_value)
: base(name)
{
Resize(Mask128.MAX_SIZE);
}
public Mask128s(Mask128 value) : base(value.Get(0), value.Get(1))
{
}
///---------------------------------------------------------------------
#region Mask
public static Mask128s Get(string name, Mask128 default_value)
{
return(new Mask128s(name, default_value));
}
