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MethodImplOptions.AggressiveOptimization & MethodImplOptions.AggressiveInlining optimized. Small optimizations.

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mlemanczyk committed 2025-12-10 19:59:51 +01:00
1 parent 7a242b3bfa
commit 05d3061c47
23 files changed
+628 -559
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PerfectNumbers.Core/Gpu/PrimeOrderGpuHeuristics.cs
+12
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@@ -1,5 +1,6 @@
using System.Buffers;
using System.Collections.Concurrent;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using ILGPU.Runtime;
using PerfectNumbers.Core.Gpu.Accelerators;
@@ -16,6 +17,7 @@ internal enum GpuPow2ModStatus
internal static partial class PrimeOrderGpuHeuristics
{
[MethodImpl(MethodImplOptions.AggressiveInlining | MethodImplOptions.AggressiveOptimization)]
internal static void PreloadStaticTables(AcceleratorStream stream)
{
// _ = GetSmallPrimeDeviceCache(stream);
@@ -31,16 +33,19 @@ internal static partial class PrimeOrderGpuHeuristics
internal static ConcurrentDictionary<ulong, byte> OverflowRegistry => OverflowedPrimes;
internal static ConcurrentDictionary<UInt128, byte> OverflowRegistryWide => OverflowedPrimesWide;
[MethodImpl(MethodImplOptions.AggressiveInlining | MethodImplOptions.AggressiveOptimization)]
internal static void OverrideCapabilitiesForTesting(PrimeOrderGpuCapability capability)
{
s_capability = capability;
}
[MethodImpl(MethodImplOptions.AggressiveInlining | MethodImplOptions.AggressiveOptimization)]
internal static void ResetCapabilitiesForTesting()
{
s_capability = PrimeOrderGpuCapability.Default;
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
public static bool TryPartialFactor(
PrimeOrderCalculatorAccelerator gpu,
ulong value,
@@ -88,6 +93,7 @@ internal static partial class PrimeOrderGpuHeuristics
private static readonly Accelerator[] _accelerators = AcceleratorPool.Shared.Accelerators;
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
private static bool TryLaunchPartialFactorKernel(
PrimeOrderCalculatorAccelerator gpu,
ulong value,
@@ -156,6 +162,7 @@ internal static partial class PrimeOrderGpuHeuristics
return true;
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
public static GpuPow2ModStatus TryPow2Mod(PrimeOrderCalculatorAccelerator gpu, ulong exponent, ulong prime, out ulong remainder, in MontgomeryDivisorData? divisorData)
{
Span<ulong> exponents = stackalloc ulong[1];
@@ -167,6 +174,7 @@ internal static partial class PrimeOrderGpuHeuristics
return status;
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
public static GpuPow2ModStatus TryPow2ModBatch(PrimeOrderCalculatorAccelerator gpu, ReadOnlySpan<ulong> exponents, ulong prime, Span<ulong> remainders, in MontgomeryDivisorData? divisorData)
{
// This will never occur in production code
@@ -222,6 +230,7 @@ internal static partial class PrimeOrderGpuHeuristics
return computed ? GpuPow2ModStatus.Success : GpuPow2ModStatus.Unavailable;
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
public static GpuPow2ModStatus TryPow2Mod(PrimeOrderCalculatorAccelerator gpu, in UInt128 exponent, in UInt128 prime, out UInt128 remainder)
{
Span<UInt128> exponents = stackalloc UInt128[1];
@@ -233,11 +242,13 @@ internal static partial class PrimeOrderGpuHeuristics
return status;
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
public static GpuPow2ModStatus TryPow2ModBatch(PrimeOrderCalculatorAccelerator gpu, ReadOnlySpan<UInt128> exponents, UInt128 prime, Span<UInt128> remainders)
{
return TryPow2ModBatchInternal(gpu, exponents, prime, remainders);
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
internal static bool TryCalculateOrder(
PrimeOrderCalculatorAccelerator gpu,
ulong prime,
@@ -310,6 +321,7 @@ internal static partial class PrimeOrderGpuHeuristics
return order != 0UL;
}
[MethodImpl(MethodImplOptions.AggressiveOptimization)]
private static GpuPow2ModStatus TryPow2ModBatchInternal(PrimeOrderCalculatorAccelerator gpu, ReadOnlySpan<UInt128> exponents, UInt128 prime, Span<UInt128> remainders)
{
if (exponents.Length == 0)