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Accelerator index added for dictionary-less use-cases

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mlemanczyk committed 2025-11-15 02:21:45 +01:00
1 parent 6cb63b6e73
commit 0540411cad
21 files changed
+855 -778
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PerfectNumbers.Core/Gpu/MersenneNumberLucasLehmerGpuTester.cs
+8 -3
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@@ -160,7 +160,8 @@ public class MersenneNumberLucasLehmerGpuTester
else
{
// GpuPrimeWorkLimiter.Acquire();
var accelerator = AcceleratorPool.Shared.Rent();
var acceleratorIndex = AcceleratorPool.Shared.Rent();
var accelerator = _accelerators[acceleratorIndex];
var stream = accelerator.CreateStream();
var modulus = new GpuUInt128(((UInt128)1 << (int)exponent) - 1UL); // TODO: Cache these Mersenne moduli per exponent so LL GPU runs skip rebuilding them every launch.
var buffer = accelerator.Allocate1D<GpuUInt128>(1);
@@ -193,7 +194,8 @@ public class MersenneNumberLucasLehmerGpuTester
}
}
var accelerator = AcceleratorPool.Shared.Rent();
var acceleratorIndex = AcceleratorPool.Shared.Rent();
var accelerator = _accelerators[acceleratorIndex];
var stream = accelerator.CreateStream();
var expBuffer = accelerator.Allocate1D<ulong>(count);
@@ -246,9 +248,12 @@ public class MersenneNumberLucasLehmerGpuTester
gpuUInt128Pool.Return(buffer);
}
private static readonly Accelerator[] _accelerators = AcceleratorPool.Shared.Accelerators;
private bool IsMersennePrimeNtt(ulong exponent, GpuUInt128 nttMod, GpuUInt128 primitiveRoot, bool runOnGpu)
{
var accelerator = AcceleratorPool.Shared.Rent();
var acceleratorIndex = AcceleratorPool.Shared.Rent();
var accelerator = _accelerators[acceleratorIndex];
var stream = accelerator.CreateStream();
var subKernel = GetSubSmallKernel(accelerator);