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Hybrid device mode implemented as the current --mersenne=bydivisor CPU execution path. CPU path is now limited to CPU calculations, only.

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mlemanczyk committed 2025-12-01 03:45:39 +01:00
1 parent 353a121d03
commit 941733905b
49 files changed
+4965 -1726
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PerfectNumbers.Core/Gpu/PrimeOrderGpuHeuristics.cs
-18
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@@ -248,18 +248,9 @@ internal static partial class PrimeOrderGpuHeuristics
{
order = 0UL;
// GpuPrimeWorkLimiter.Acquire();
int acceleratorIndex = gpu.AcceleratorIndex;
var smallPrimesView = gpu.SmallPrimeFactorPrimes;
var smallSquaresView = gpu.SmallPrimeFactorSquares;
// var phiFactorBufferView = gpu.PhiFactorBufferView;
// var phiExponentBufferView = gpu.PhiExponentBufferView;
// var workFactorBufferView = gpu.WorkFactorBufferView;
// var workExponentBufferView = gpu.WorkExponentBufferView;
// var candidateBufferView = gpu.CandidateBufferView;
// var stackIndexBufferView = gpu.StackIndexBufferView;
// var stackExponentBufferView = gpu.StackExponentBufferView;
// var stackProductBufferView = gpu.StackProductBufferView;
var resultBufferView = gpu.OutputUlongView2;
var statusBufferView = gpu.OutputByteView;
@@ -274,14 +265,6 @@ internal static partial class PrimeOrderGpuHeuristics
AcceleratorStream stream = AcceleratorStreamPool.Rent(acceleratorIndex);
// TODO: Remove the cleaning after the order kernel is modified to always set the result.
// phiFactorBufferView.MemSetToZero(stream);
// phiExponentBufferView.MemSetToZero(stream);
// workFactorBufferView.MemSetToZero(stream);
// workExponentBufferView.MemSetToZero(stream);
// candidateBufferView.MemSetToZero(stream);
// stackIndexBufferView.MemSetToZero(stream);
// stackExponentBufferView.MemSetToZero(stream);
// stackProductBufferView.MemSetToZero(stream);
resultBufferView.MemSetToZero(stream);
statusBufferView.MemSetToZero(stream);
@@ -307,7 +290,6 @@ internal static partial class PrimeOrderGpuHeuristics
stream.Synchronize();
AcceleratorStreamPool.Return(acceleratorIndex, stream);
// GpuPrimeWorkLimiter.Release();
PrimeOrderKernelStatus kernelStatus = (PrimeOrderKernelStatus)status;
if (kernelStatus == PrimeOrderKernelStatus.Fallback)