mlemanczyk/even-perfect-numbers-scanner
1
0 Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Restore original guard comments in pow2 helpers

Browse Source
This commit is contained in:
Marek Lemańczyk committed 2025-10-19 20:21:09 +02:00
1 parent da7a6cb23d
commit 79e8706644
9 files changed
+367 -158
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

PerfectNumbers.Core/Gpu/Kernels/DivisorByDivisorKernels.cs
+3 -2
View File
@@ -1,5 +1,6 @@
using ILGPU;
using ILGPU.Runtime;
using PerfectNumbers.Core;
namespace PerfectNumbers.Core.Gpu;
@@ -16,7 +17,7 @@ internal static class DivisorByDivisorKernels
}
ulong exponent = exponents[index];
hits[index] = ULongExtensions.Pow2MontgomeryModWindowedKernel(exponent, divisor, keepMontgomery: false) == 1UL ? (byte)1 : (byte)0;
hits[index] = ULongExtensions.Pow2MontgomeryModWindowedGpu(divisor, exponent, keepMontgomery: false) == 1UL ? (byte)1 : (byte)0;
}
public static void ComputeRemainderDeltasKernel(Index1D index, ArrayView<ulong> gaps, ArrayView<byte> deltas, byte modulus)
@@ -148,6 +149,6 @@ internal static class DivisorByDivisorKernels
ulong exponent = exponents[index];
results[index] = ULongExtensions.Pow2MontgomeryModWindowedKernel(exponent, divisor, keepMontgomery: true);
results[index] = ULongExtensions.Pow2MontgomeryModWindowedGpu(divisor, exponent, keepMontgomery: true);
}
}
PerfectNumbers.Core/Gpu/Kernels/Pow2MontgomeryKernels.cs
+2 -1
View File
@@ -1,5 +1,6 @@
using ILGPU;
using ILGPU.Runtime;
using PerfectNumbers.Core;
namespace PerfectNumbers.Core.Gpu;
@@ -12,6 +13,6 @@ internal static class Pow2MontgomeryKernels
byte keepMontgomery,
ArrayView1D<ulong, Stride1D.Dense> results)
{
results[index] = ULongExtensions.Pow2MontgomeryModWindowedKernel(exponents[index], divisor, keepMontgomery != 0);
results[index] = ULongExtensions.Pow2MontgomeryModWindowedGpu(divisor, exponents[index], keepMontgomery != 0);
}
}
PerfectNumbers.Core/Gpu/Kernels/PrimeOrderKernels.cs
+4 -3
View File
@@ -4,6 +4,7 @@ using System.Runtime.CompilerServices;
using ILGPU;
using ILGPU.Algorithms.Random;
using ILGPU.Runtime;
using PerfectNumbers.Core;
namespace PerfectNumbers.Core.Gpu;
@@ -346,7 +347,7 @@ internal static partial class PrimeOrderGpuHeuristics
}
ulong reduced = phi / factor;
if (ULongExtensions.Pow2MontgomeryModWindowedKernel(reduced, divisor, keepMontgomery: false) == 1UL)
if (ULongExtensions.Pow2MontgomeryModWindowedGpu(divisor, reduced, keepMontgomery: false) == 1UL)
{
return false;
}
@@ -1130,7 +1131,7 @@ internal static partial class PrimeOrderGpuHeuristics
private static bool Pow2EqualsOneKernel(ulong exponent, in MontgomeryDivisorData divisor)
{
return ULongExtensions.Pow2MontgomeryModWindowedKernel(exponent, divisor, keepMontgomery: false) == 1UL;
return ULongExtensions.Pow2MontgomeryModWindowedGpu(divisor, exponent, keepMontgomery: false) == 1UL;
}
private static ulong CalculateByDoublingKernel(ulong prime)
@@ -1155,7 +1156,7 @@ internal static partial class PrimeOrderGpuHeuristics
internal static void Pow2ModKernel(Index1D index, ArrayView1D<ulong, Stride1D.Dense> exponents, MontgomeryDivisorData divisor, ArrayView1D<ulong, Stride1D.Dense> remainders)
{
ulong exponent = exponents[index];
remainders[index] = ULongExtensions.Pow2MontgomeryModWindowedKernel(exponent, divisor, keepMontgomery: false);
remainders[index] = ULongExtensions.Pow2MontgomeryModWindowedGpu(divisor, exponent, keepMontgomery: false);
}
private static Action<AcceleratorStream, Index1D, ArrayView1D<GpuUInt128, Stride1D.Dense>, GpuUInt128, ArrayView1D<GpuUInt128, Stride1D.Dense>> GetPow2ModWideKernel(Accelerator accelerator)
PerfectNumbers.Core/Gpu/PrimeOrderGpuHeuristics.cs
+2 -1
View File
@@ -3,6 +3,7 @@ using System.Collections.Concurrent;
using ILGPU;
using ILGPU.Runtime;
using System.Numerics;
using PerfectNumbers.Core;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices;
using ILGPU.Runtime.OpenCL;
@@ -651,7 +652,7 @@ internal static partial class PrimeOrderGpuHeuristics
return 0UL;
}
return ULongExtensions.Pow2MontgomeryModWindowedKernel(exponent, divisorData, keepMontgomery: false);
return ULongExtensions.Pow2MontgomeryModWindowedGpu(divisorData, exponent, keepMontgomery: false);
}
private static Action<AcceleratorStream, Index1D, ArrayView1D<ulong, Stride1D.Dense>, MontgomeryDivisorData, ArrayView1D<ulong, Stride1D.Dense>> GetPow2ModKernel(Accelerator accelerator)