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Hash128.cs
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Hash128.cs
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using System;
using System.Buffers.Binary;
using System.Diagnostics;
using System.Numerics;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.X86;
// ReSharper disable InconsistentNaming
namespace Ryujinx.Common
{
[StructLayout(LayoutKind.Sequential)]
public struct Hash128(ulong low, ulong high) : IEquatable<Hash128>
{
public ulong Low = low;
public ulong High = high;
public readonly override string ToString() => $"{High:x16}{Low:x16}";
public static bool operator ==(Hash128 x, Hash128 y) => x.Equals(y);
public static bool operator !=(Hash128 x, Hash128 y) => !x.Equals(y);
public readonly override bool Equals(object obj) => obj is Hash128 hash128 && Equals(hash128);
public readonly bool Equals(Hash128 cmpObj) => Low == cmpObj.Low && High == cmpObj.High;
public readonly override int GetHashCode() => HashCode.Combine(Low, High);
public static Hash128 ComputeHash(ReadOnlySpan<byte> input) => Xxh3128bitsInternal(input, Xxh3KSecret, 0UL);
#region Hash computation
private const int StripeLen = 64;
private const int AccNb = StripeLen / sizeof(ulong);
private const int SecretConsumeRate = 8;
private const int SecretLastAccStart = 7;
private const int SecretMergeAccsStart = 11;
private const int SecretSizeMin = 136;
private const int MidSizeStartOffset = 3;
private const int MidSizeLastOffset = 17;
private const uint Prime32_1 = 0x9E3779B1U;
private const uint Prime32_2 = 0x85EBCA77U;
private const uint Prime32_3 = 0xC2B2AE3DU;
private const uint Prime32_4 = 0x27D4EB2FU;
private const uint Prime32_5 = 0x165667B1U;
private const ulong Prime64_1 = 0x9E3779B185EBCA87UL;
private const ulong Prime64_2 = 0xC2B2AE3D27D4EB4FUL;
private const ulong Prime64_3 = 0x165667B19E3779F9UL;
private const ulong Prime64_4 = 0x85EBCA77C2B2AE63UL;
private const ulong Prime64_5 = 0x27D4EB2F165667C5UL;
private static readonly ulong[] _xxh3InitAcc =
[
Prime32_3,
Prime64_1,
Prime64_2,
Prime64_3,
Prime64_4,
Prime32_2,
Prime64_5,
Prime32_1
];
private static ReadOnlySpan<byte> Xxh3KSecret =>
[
0xb8,
0xfe,
0x6c,
0x39,
0x23,
0xa4,
0x4b,
0xbe,
0x7c,
0x01,
0x81,
0x2c,
0xf7,
0x21,
0xad,
0x1c,
0xde,
0xd4,
0x6d,
0xe9,
0x83,
0x90,
0x97,
0xdb,
0x72,
0x40,
0xa4,
0xa4,
0xb7,
0xb3,
0x67,
0x1f,
0xcb,
0x79,
0xe6,
0x4e,
0xcc,
0xc0,
0xe5,
0x78,
0x82,
0x5a,
0xd0,
0x7d,
0xcc,
0xff,
0x72,
0x21,
0xb8,
0x08,
0x46,
0x74,
0xf7,
0x43,
0x24,
0x8e,
0xe0,
0x35,
0x90,
0xe6,
0x81,
0x3a,
0x26,
0x4c,
0x3c,
0x28,
0x52,
0xbb,
0x91,
0xc3,
0x00,
0xcb,
0x88,
0xd0,
0x65,
0x8b,
0x1b,
0x53,
0x2e,
0xa3,
0x71,
0x64,
0x48,
0x97,
0xa2,
0x0d,
0xf9,
0x4e,
0x38,
0x19,
0xef,
0x46,
0xa9,
0xde,
0xac,
0xd8,
0xa8,
0xfa,
0x76,
0x3f,
0xe3,
0x9c,
0x34,
0x3f,
0xf9,
0xdc,
0xbb,
0xc7,
0xc7,
0x0b,
0x4f,
0x1d,
0x8a,
0x51,
0xe0,
0x4b,
0xcd,
0xb4,
0x59,
0x31,
0xc8,
0x9f,
0x7e,
0xc9,
0xd9,
0x78,
0x73,
0x64,
0xea,
0xc5,
0xac,
0x83,
0x34,
0xd3,
0xeb,
0xc3,
0xc5,
0x81,
0xa0,
0xff,
0xfa,
0x13,
0x63,
0xeb,
0x17,
0x0d,
0xdd,
0x51,
0xb7,
0xf0,
0xda,
0x49,
0xd3,
0x16,
0x55,
0x26,
0x29,
0xd4,
0x68,
0x9e,
0x2b,
0x16,
0xbe,
0x58,
0x7d,
0x47,
0xa1,
0xfc,
0x8f,
0xf8,
0xb8,
0xd1,
0x7a,
0xd0,
0x31,
0xce,
0x45,
0xcb,
0x3a,
0x8f,
0x95,
0x16,
0x04,
0x28,
0xaf,
0xd7,
0xfb,
0xca,
0xbb,
0x4b,
0x40,
0x7e
];
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong Mult32To64(ulong x, ulong y) => (uint)x * (ulong)(uint)y;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static Hash128 Mult64To128(ulong lhs, ulong rhs)
{
ulong high = Math.BigMul(lhs, rhs, out ulong low);
return new Hash128
{
Low = low,
High = high,
};
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong Mul128Fold64(ulong lhs, ulong rhs)
{
Hash128 product = Mult64To128(lhs, rhs);
return product.Low ^ product.High;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong XorShift64(ulong v64, int shift)
{
Debug.Assert(shift is >= 0 and < 64);
return v64 ^ (v64 >> shift);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong Xxh3Avalanche(ulong h64)
{
h64 = XorShift64(h64, 37);
h64 *= 0x165667919E3779F9UL;
h64 = XorShift64(h64, 32);
return h64;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong Xxh64Avalanche(ulong h64)
{
h64 ^= h64 >> 33;
h64 *= Prime64_2;
h64 ^= h64 >> 29;
h64 *= Prime64_3;
h64 ^= h64 >> 32;
return h64;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private unsafe static void Xxh3Accumulate512(Span<ulong> acc, ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret)
{
if (Avx2.IsSupported)
{
fixed (ulong* pAcc = acc)
{
fixed (byte* pInput = input, pSecret = secret)
{
Vector256<ulong>* xAcc = (Vector256<ulong>*)pAcc;
Vector256<byte>* xInput = (Vector256<byte>*)pInput;
Vector256<byte>* xSecret = (Vector256<byte>*)pSecret;
for (ulong i = 0; i < StripeLen / 32; i++)
{
Vector256<byte> dataVec = xInput[i];
Vector256<byte> keyVec = xSecret[i];
Vector256<byte> dataKey = Avx2.Xor(dataVec, keyVec);
Vector256<uint> dataKeyLo = Avx2.Shuffle(dataKey.AsUInt32(), 0b00110001);
Vector256<ulong> product = Avx2.Multiply(dataKey.AsUInt32(), dataKeyLo);
Vector256<uint> dataSwap = Avx2.Shuffle(dataVec.AsUInt32(), 0b01001110);
Vector256<ulong> sum = Avx2.Add(xAcc[i], dataSwap.AsUInt64());
xAcc[i] = Avx2.Add(product, sum);
}
}
}
}
else if (Sse2.IsSupported)
{
fixed (ulong* pAcc = acc)
{
fixed (byte* pInput = input, pSecret = secret)
{
Vector128<ulong>* xAcc = (Vector128<ulong>*)pAcc;
Vector128<byte>* xInput = (Vector128<byte>*)pInput;
Vector128<byte>* xSecret = (Vector128<byte>*)pSecret;
for (ulong i = 0; i < StripeLen / 16; i++)
{
Vector128<byte> dataVec = xInput[i];
Vector128<byte> keyVec = xSecret[i];
Vector128<byte> dataKey = Sse2.Xor(dataVec, keyVec);
Vector128<uint> dataKeyLo = Sse2.Shuffle(dataKey.AsUInt32(), 0b00110001);
Vector128<ulong> product = Sse2.Multiply(dataKey.AsUInt32(), dataKeyLo);
Vector128<uint> dataSwap = Sse2.Shuffle(dataVec.AsUInt32(), 0b01001110);
Vector128<ulong> sum = Sse2.Add(xAcc[i], dataSwap.AsUInt64());
xAcc[i] = Sse2.Add(product, sum);
}
}
}
}
else
{
for (int i = 0; i < AccNb; i++)
{
ulong dataVal = BinaryPrimitives.ReadUInt64LittleEndian(input[(i * sizeof(ulong))..]);
ulong dataKey = dataVal ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[(i * sizeof(ulong))..]);
acc[i ^ 1] += dataVal;
acc[i] += Mult32To64((uint)dataKey, dataKey >> 32);
}
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private unsafe static void Xxh3ScrambleAcc(Span<ulong> acc, ReadOnlySpan<byte> secret)
{
if (Avx2.IsSupported)
{
fixed (ulong* pAcc = acc)
{
fixed (byte* pSecret = secret)
{
Vector256<uint> prime32 = Vector256.Create(Prime32_1);
Vector256<ulong>* xAcc = (Vector256<ulong>*)pAcc;
Vector256<byte>* xSecret = (Vector256<byte>*)pSecret;
for (ulong i = 0; i < StripeLen / 32; i++)
{
Vector256<ulong> accVec = xAcc[i];
Vector256<ulong> shifted = Avx2.ShiftRightLogical(accVec, 47);
Vector256<ulong> dataVec = Avx2.Xor(accVec, shifted);
Vector256<byte> keyVec = xSecret[i];
Vector256<uint> dataKey = Avx2.Xor(dataVec.AsUInt32(), keyVec.AsUInt32());
Vector256<uint> dataKeyHi = Avx2.Shuffle(dataKey.AsUInt32(), 0b00110001);
Vector256<ulong> prodLo = Avx2.Multiply(dataKey, prime32);
Vector256<ulong> prodHi = Avx2.Multiply(dataKeyHi, prime32);
xAcc[i] = Avx2.Add(prodLo, Avx2.ShiftLeftLogical(prodHi, 32));
}
}
}
}
else if (Sse2.IsSupported)
{
fixed (ulong* pAcc = acc)
{
fixed (byte* pSecret = secret)
{
Vector128<uint> prime32 = Vector128.Create(Prime32_1);
Vector128<ulong>* xAcc = (Vector128<ulong>*)pAcc;
Vector128<byte>* xSecret = (Vector128<byte>*)pSecret;
for (ulong i = 0; i < StripeLen / 16; i++)
{
Vector128<ulong> accVec = xAcc[i];
Vector128<ulong> shifted = Sse2.ShiftRightLogical(accVec, 47);
Vector128<ulong> dataVec = Sse2.Xor(accVec, shifted);
Vector128<byte> keyVec = xSecret[i];
Vector128<uint> dataKey = Sse2.Xor(dataVec.AsUInt32(), keyVec.AsUInt32());
Vector128<uint> dataKeyHi = Sse2.Shuffle(dataKey.AsUInt32(), 0b00110001);
Vector128<ulong> prodLo = Sse2.Multiply(dataKey, prime32);
Vector128<ulong> prodHi = Sse2.Multiply(dataKeyHi, prime32);
xAcc[i] = Sse2.Add(prodLo, Sse2.ShiftLeftLogical(prodHi, 32));
}
}
}
}
else
{
for (int i = 0; i < AccNb; i++)
{
ulong key64 = BinaryPrimitives.ReadUInt64LittleEndian(secret[(i * sizeof(ulong))..]);
ulong acc64 = acc[i];
acc64 = XorShift64(acc64, 47);
acc64 ^= key64;
acc64 *= Prime32_1;
acc[i] = acc64;
}
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static void Xxh3Accumulate(Span<ulong> acc, ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, int nbStripes)
{
for (int n = 0; n < nbStripes; n++)
{
ReadOnlySpan<byte> inData = input[(n * StripeLen)..];
Xxh3Accumulate512(acc, inData, secret[(n * SecretConsumeRate)..]);
}
}
private static void Xxh3HashLongInternalLoop(Span<ulong> acc, ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret)
{
int nbStripesPerBlock = (secret.Length - StripeLen) / SecretConsumeRate;
int blockLen = StripeLen * nbStripesPerBlock;
int nbBlocks = (input.Length - 1) / blockLen;
Debug.Assert(secret.Length >= SecretSizeMin);
for (int n = 0; n < nbBlocks; n++)
{
Xxh3Accumulate(acc, input[(n * blockLen)..], secret, nbStripesPerBlock);
Xxh3ScrambleAcc(acc, secret[^StripeLen..]);
}
Debug.Assert(input.Length > StripeLen);
int nbStripes = (input.Length - 1 - (blockLen * nbBlocks)) / StripeLen;
Debug.Assert(nbStripes <= (secret.Length / SecretConsumeRate));
Xxh3Accumulate(acc, input[(nbBlocks * blockLen)..], secret, nbStripes);
ReadOnlySpan<byte> p = input[^StripeLen..];
Xxh3Accumulate512(acc, p, secret[(secret.Length - StripeLen - SecretLastAccStart)..]);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong Xxh3Mix2Accs(Span<ulong> acc, ReadOnlySpan<byte> secret)
{
return Mul128Fold64(
acc[0] ^ BinaryPrimitives.ReadUInt64LittleEndian(secret),
acc[1] ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[8..]));
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private static ulong Xxh3MergeAccs(Span<ulong> acc, ReadOnlySpan<byte> secret, ulong start)
{
ulong result64 = start;
for (int i = 0; i < 4; i++)
{
result64 += Xxh3Mix2Accs(acc[(2 * i)..], secret[(16 * i)..]);
}
return Xxh3Avalanche(result64);
}
[SkipLocalsInit]
private static Hash128 Xxh3HashLong128bInternal(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret)
{
Span<ulong> acc = stackalloc ulong[AccNb];
_xxh3InitAcc.CopyTo(acc);
Xxh3HashLongInternalLoop(acc, input, secret);
Debug.Assert(acc.Length == 8);
Debug.Assert(secret.Length >= acc.Length * sizeof(ulong) + SecretMergeAccsStart);
return new Hash128
{
Low = Xxh3MergeAccs(acc, secret[SecretMergeAccsStart..], (ulong)input.Length * Prime64_1),
High = Xxh3MergeAccs(
acc,
secret[(secret.Length - acc.Length * sizeof(ulong) - SecretMergeAccsStart)..],
~((ulong)input.Length * Prime64_2)),
};
}
private static Hash128 Xxh3Len1To3128b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(1 <= input.Length && input.Length <= 3);
byte c1 = input[0];
byte c2 = input[input.Length >> 1];
byte c3 = input[^1];
uint combinedL = ((uint)c1 << 16) | ((uint)c2 << 24) | c3 | ((uint)input.Length << 8);
uint combinedH = BitOperations.RotateLeft(BinaryPrimitives.ReverseEndianness(combinedL), 13);
ulong bitFlipL = (BinaryPrimitives.ReadUInt32LittleEndian(secret) ^ BinaryPrimitives.ReadUInt32LittleEndian(secret[4..])) + seed;
ulong bitFlipH = (BinaryPrimitives.ReadUInt32LittleEndian(secret[8..]) ^ BinaryPrimitives.ReadUInt32LittleEndian(secret[12..])) - seed;
ulong keyedLo = combinedL ^ bitFlipL;
ulong keyedHi = combinedH ^ bitFlipH;
return new Hash128
{
Low = Xxh64Avalanche(keyedLo),
High = Xxh64Avalanche(keyedHi),
};
}
private static Hash128 Xxh3Len4To8128b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(4 <= input.Length && input.Length <= 8);
seed ^= BinaryPrimitives.ReverseEndianness((uint)seed) << 32;
uint inputLo = BinaryPrimitives.ReadUInt32LittleEndian(input);
uint inputHi = BinaryPrimitives.ReadUInt32LittleEndian(input[^4..]);
ulong input64 = inputLo + ((ulong)inputHi << 32);
ulong bitFlip = (BinaryPrimitives.ReadUInt64LittleEndian(secret[16..]) ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[24..])) + seed;
ulong keyed = input64 ^ bitFlip;
Hash128 m128 = Mult64To128(keyed, Prime64_1 + ((ulong)input.Length << 2));
m128.High += m128.Low << 1;
m128.Low ^= m128.High >> 3;
m128.Low = XorShift64(m128.Low, 35);
m128.Low *= 0x9FB21C651E98DF25UL;
m128.Low = XorShift64(m128.Low, 28);
m128.High = Xxh3Avalanche(m128.High);
return m128;
}
private static Hash128 Xxh3Len9To16128b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(9 <= input.Length && input.Length <= 16);
ulong bitFlipL = (BinaryPrimitives.ReadUInt64LittleEndian(secret[32..]) ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[40..])) - seed;
ulong bitFlipH = (BinaryPrimitives.ReadUInt64LittleEndian(secret[48..]) ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[56..])) + seed;
ulong inputLo = BinaryPrimitives.ReadUInt64LittleEndian(input);
ulong inputHi = BinaryPrimitives.ReadUInt64LittleEndian(input[^8..]);
Hash128 m128 = Mult64To128(inputLo ^ inputHi ^ bitFlipL, Prime64_1);
m128.Low += ((ulong)input.Length - 1) << 54;
inputHi ^= bitFlipH;
m128.High += inputHi + Mult32To64((uint)inputHi, Prime32_2 - 1);
m128.Low ^= BinaryPrimitives.ReverseEndianness(m128.High);
Hash128 h128 = Mult64To128(m128.Low, Prime64_2);
h128.High += m128.High * Prime64_2;
h128.Low = Xxh3Avalanche(h128.Low);
h128.High = Xxh3Avalanche(h128.High);
return h128;
}
private static Hash128 Xxh3Len0To16128b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(input.Length <= 16);
if (input.Length > 8)
{
return Xxh3Len9To16128b(input, secret, seed);
}
if (input.Length >= 4)
{
return Xxh3Len4To8128b(input, secret, seed);
}
if (input.Length != 0)
{
return Xxh3Len1To3128b(input, secret, seed);
}
Hash128 h128 = new();
ulong bitFlipL = BinaryPrimitives.ReadUInt64LittleEndian(secret[64..]) ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[72..]);
ulong bitFlipH = BinaryPrimitives.ReadUInt64LittleEndian(secret[80..]) ^ BinaryPrimitives.ReadUInt64LittleEndian(secret[88..]);
h128.Low = Xxh64Avalanche(seed ^ bitFlipL);
h128.High = Xxh64Avalanche(seed ^ bitFlipH);
return h128;
}
private static ulong Xxh3Mix16b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
ulong inputLo = BinaryPrimitives.ReadUInt64LittleEndian(input);
ulong inputHi = BinaryPrimitives.ReadUInt64LittleEndian(input[8..]);
return Mul128Fold64(
inputLo ^ (BinaryPrimitives.ReadUInt64LittleEndian(secret) + seed),
inputHi ^ (BinaryPrimitives.ReadUInt64LittleEndian(secret[8..]) - seed));
}
private static Hash128 Xxh128Mix32b(Hash128 acc, ReadOnlySpan<byte> input, ReadOnlySpan<byte> input2, ReadOnlySpan<byte> secret, ulong seed)
{
acc.Low += Xxh3Mix16b(input, secret, seed);
acc.Low ^= BinaryPrimitives.ReadUInt64LittleEndian(input2) + BinaryPrimitives.ReadUInt64LittleEndian(input2[8..]);
acc.High += Xxh3Mix16b(input2, secret[16..], seed);
acc.High ^= BinaryPrimitives.ReadUInt64LittleEndian(input) + BinaryPrimitives.ReadUInt64LittleEndian(input[8..]);
return acc;
}
private static Hash128 Xxh3Len17To128128b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(secret.Length >= SecretSizeMin);
Debug.Assert(16 < input.Length && input.Length <= 128);
Hash128 acc = new()
{
Low = (ulong)input.Length * Prime64_1,
High = 0,
};
if (input.Length > 32)
{
if (input.Length > 64)
{
if (input.Length > 96)
{
acc = Xxh128Mix32b(acc, input[48..], input[^64..], secret[96..], seed);
}
acc = Xxh128Mix32b(acc, input[32..], input[^48..], secret[64..], seed);
}
acc = Xxh128Mix32b(acc, input[16..], input[^32..], secret[32..], seed);
}
acc = Xxh128Mix32b(acc, input, input[^16..], secret, seed);
Hash128 h128 = new()
{
Low = acc.Low + acc.High,
High = acc.Low * Prime64_1 + acc.High * Prime64_4 + ((ulong)input.Length - seed) * Prime64_2,
};
h128.Low = Xxh3Avalanche(h128.Low);
h128.High = 0UL - Xxh3Avalanche(h128.High);
return h128;
}
private static Hash128 Xxh3Len129To240128b(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(secret.Length >= SecretSizeMin);
Debug.Assert(128 < input.Length && input.Length <= 240);
Hash128 acc = new();
int nbRounds = input.Length / 32;
acc.Low = (ulong)input.Length * Prime64_1;
acc.High = 0;
for (int i = 0; i < 4; i++)
{
acc = Xxh128Mix32b(acc, input[(32 * i)..], input[(32 * i + 16)..], secret[(32 * i)..], seed);
}
acc.Low = Xxh3Avalanche(acc.Low);
acc.High = Xxh3Avalanche(acc.High);
Debug.Assert(nbRounds >= 4);
for (int i = 4; i < nbRounds; i++)
{
acc = Xxh128Mix32b(acc, input[(32 * i)..], input[(32 * i + 16)..], secret[(MidSizeStartOffset + 32 * (i - 4))..], seed);
}
acc = Xxh128Mix32b(acc, input[^16..], input[^32..], secret[(SecretSizeMin - MidSizeLastOffset - 16)..], 0UL - seed);
Hash128 h128 = new()
{
Low = acc.Low + acc.High,
High = acc.Low * Prime64_1 + acc.High * Prime64_4 + ((ulong)input.Length - seed) * Prime64_2,
};
h128.Low = Xxh3Avalanche(h128.Low);
h128.High = 0UL - Xxh3Avalanche(h128.High);
return h128;
}
private static Hash128 Xxh3128bitsInternal(ReadOnlySpan<byte> input, ReadOnlySpan<byte> secret, ulong seed)
{
Debug.Assert(secret.Length >= SecretSizeMin);
return input.Length switch
{
<= 16 => Xxh3Len0To16128b(input, secret, seed),
<= 128 => Xxh3Len17To128128b(input, secret, seed),
<= 240 => Xxh3Len129To240128b(input, secret, seed),
_ => Xxh3HashLong128bInternal(input, secret)
};
}
#endregion
}
}