Restore original guard comments in pow2 helpers

PerfectNumbers.Core/Gpu/Kernels/DivisorByDivisorKernels.cs

@@ -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

@@ -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

@@ -4,6 +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)