Initial PollardRho implementation for GPU. Added pool for accelerator streams shared across the threads. GPU processing performance and stabilization improvements. GpuUInt128.BinaryGcd switched to the version which outperformed other in benchmarks.

PerfectNumbers.Core/MersennePrimeFactorTester.cs

@@ -4,6 +4,7 @@ using System.Numerics;
 using UInt128 = System.UInt128;
 using ILGPU;
 using System.Buffers;
+using PerfectNumbers.Core.Cpu;
 
 namespace PerfectNumbers.Core;
 
@@ -362,8 +363,8 @@ public static class MersennePrimeFactorTester
                 return 0UL;
             }
 
-            c = (DeterministicRandom.NextUInt64() % (n - 1UL)) + 1UL;
-            x = (DeterministicRandom.NextUInt64() % (n - 2UL)) + 2UL;
+            c = (DeterministicRandomCpu.NextUInt64() % (n - 1UL)) + 1UL;
+            x = (DeterministicRandomCpu.NextUInt64() % (n - 2UL)) + 2UL;
             y = x;
             d = 1UL;
 
@@ -505,8 +506,8 @@ public static class MersennePrimeFactorTester
                 return 0;
             }
 
-            c = (DeterministicRandom.NextUInt128() % (n - 1)) + 1;
-            x = (DeterministicRandom.NextUInt128() % (n - 2)) + 2;
+            c = (DeterministicRandomCpu.NextUInt128() % (n - 1)) + 1;
+            x = (DeterministicRandomCpu.NextUInt128() % (n - 2)) + 2;
             y = x;
             d = 1;