2 instantiations of PowersOf1e9
System.Runtime.Numerics (2)
System\Number.BigInteger.cs (2)
1124return new PowersOf1e9(cached); 1128PowersOf1e9 result = new((Span<nuint>)buffer);
29 references to PowersOf1e9
System.Runtime.Numerics (29)
System\Number.BigInteger.cs (29)
374int base1E9Length = (intDigits.Length + PowersOf1e9.MaxPartialDigits - 1) / PowersOf1e9.MaxPartialDigits; 378ReadOnlySpan<byte> leadingDigits = intDigits[..(intDigits.Length % PowersOf1e9.MaxPartialDigits)]; 386Debug.Assert(intDigits.Length % PowersOf1e9.MaxPartialDigits == 0); 390uint.TryParse(intDigits.Slice(0, PowersOf1e9.MaxPartialDigits), out uint partialVal); 392intDigits = intDigits.Slice(PowersOf1e9.MaxPartialDigits); 423int valueDigits = (base1E9.Length - 1) * PowersOf1e9.MaxPartialDigits + FormattingHelpers.CountDigits(base1E9[^1]); 425int powersOf1e9BufferLength = PowersOf1e9.GetBufferSize(Math.Max(valueDigits, trailingZeroCount + 1), out int maxIndex); 426PowersOf1e9 powersOf1e9 = PowersOf1e9.GetCached(powersOf1e9BufferLength); 431int leadingLength = checked((int)(digitRatio * PowersOf1e9.MaxPartialDigits * base1E9.Length) + 3); 447static void Recursive(in PowersOf1e9 powersOf1e9, int powersOf1e9Index, ReadOnlySpan<nuint> base1E9, Span<nuint> bits) 466int multiplierTrailingZeroCount = PowersOf1e9.OmittedLength(powersOf1e9Index); 471int bufferLength = checked((int)(digitRatio * PowersOf1e9.MaxPartialDigits * multiplier1E9Length) + 1 + 2); 499int trailingPartialCount = Math.DivRem(trailingZeroCount, PowersOf1e9.MaxPartialDigits, out int remainingTrailingZeroCount); 502nuint carry = MultiplyAdd(bits.Slice(0, resultLength), PowersOf1e9.TenPowMaxPartial, 0); 533nuint carry = MultiplyAdd(bits.Slice(0, resultLength), PowersOf1e9.TenPowMaxPartial, base1E9[i]); 842int valueDigits = (base1E9Value.Length - 1) * PowersOf1e9.MaxPartialDigits + FormattingHelpers.CountDigits(base1E9Value[^1]); 975bufferEnd = UInt32ToDecChars(bufferEnd, (uint)base1E9Value[i], PowersOf1e9.MaxPartialDigits); 976digits -= PowersOf1e9.MaxPartialDigits; 999PowersOf1e9.FloorBufferSize(bits.Length, out int powersOf1e9BufferLength, out int maxIndex); 1000PowersOf1e9 powersOf1e9 = PowersOf1e9.GetCached(powersOf1e9BufferLength); 1004static void DivideAndConquer(in PowersOf1e9 powersOf1e9, int powersIndex, ReadOnlySpan<nuint> bits, Span<nuint> base1E9Buffer, out int base1E9Written) 1016int omittedLength = PowersOf1e9.OmittedLength(powersIndex); 1022omittedLength = PowersOf1e9.OmittedLength(powersIndex); 1088const uint Divisor = (uint)PowersOf1e9.TenPowMaxPartial; 1119public static PowersOf1e9 GetCached(int bufferLength) 1128PowersOf1e9 result = new((Span<nuint>)buffer);