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Remove default prime order overloads

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Marek Lemańczyk committed 2025-10-10 21:51:41 +02:00
1 parent 64c08f9b49
commit c9ae56a5ec
28 files changed
+1438 -964
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PerfectNumbers.Core.Tests/Gpu/NttGpuMathTests.cs
+44 -26
View File
@@ -150,29 +150,36 @@ public class NttGpuMathTests
var modulus = new GpuUInt128(0UL, 17UL);
var primitiveRoot = new GpuUInt128(0UL, 3UL);
using var gpu = GpuContextPool.Rent();
var accelerator = gpu.Accelerator;
var method = typeof(NttGpuMath).GetMethod("GetSquareCache", BindingFlags.NonPublic | BindingFlags.Static);
method.Should().NotBeNull();
var cache = method!.Invoke(null, new object[] { accelerator, 8, modulus, primitiveRoot })!;
var cacheType = cache.GetType();
var twiddlesMont = (MemoryBuffer1D<GpuUInt128, Stride1D.Dense>)cacheType.GetProperty("TwiddlesMont")!.GetValue(cache)!;
var twiddlesInvMont = (MemoryBuffer1D<GpuUInt128, Stride1D.Dense>)cacheType.GetProperty("TwiddlesInvMont")!.GetValue(cache)!;
var r2 = (ulong)cacheType.GetProperty("MontR2Mod64")!.GetValue(cache)!;
var mod = (ulong)cacheType.GetProperty("ModulusLow")!.GetValue(cache)!;
int count = 7; // length 8 -> 7 twiddles
var forward = new GpuUInt128[count];
var inverse = new GpuUInt128[count];
twiddlesMont.CopyToCPU(forward);
twiddlesInvMont.CopyToCPU(inverse);
for (int i = 0; i < count; i++)
GpuContextPool.GpuContextLease gpu = GpuContextPool.Rent();
try
{
ulong prod = (ulong)((((BigInteger)forward[i].Low) * inverse[i].Low) % mod);
prod.Should().Be(r2);
var accelerator = gpu.Accelerator;
var method = typeof(NttGpuMath).GetMethod("GetSquareCache", BindingFlags.NonPublic | BindingFlags.Static);
method.Should().NotBeNull();
var cache = method!.Invoke(null, new object[] { accelerator, 8, modulus, primitiveRoot })!;
var cacheType = cache.GetType();
var twiddlesMont = (MemoryBuffer1D<GpuUInt128, Stride1D.Dense>)cacheType.GetProperty("TwiddlesMont")!.GetValue(cache)!;
var twiddlesInvMont = (MemoryBuffer1D<GpuUInt128, Stride1D.Dense>)cacheType.GetProperty("TwiddlesInvMont")!.GetValue(cache)!;
var r2 = (ulong)cacheType.GetProperty("MontR2Mod64")!.GetValue(cache)!;
var mod = (ulong)cacheType.GetProperty("ModulusLow")!.GetValue(cache)!;
int count = 7; // length 8 -> 7 twiddles
var forward = new GpuUInt128[count];
var inverse = new GpuUInt128[count];
twiddlesMont.CopyToCPU(forward);
twiddlesInvMont.CopyToCPU(inverse);
for (int i = 0; i < count; i++)
{
ulong prod = (ulong)((((BigInteger)forward[i].Low) * inverse[i].Low) % mod);
prod.Should().Be(r2);
}
}
finally
{
gpu.Dispose();
}
}
@@ -338,12 +345,23 @@ public class NttGpuMathTests
values[1] = new GpuUInt128(0UL, 2UL);
var modulus = new GpuUInt128(0UL, 17UL);
var primitiveRoot = new GpuUInt128(0UL, 3UL);
using (var gpu = GpuContextPool.Rent())
GpuContextPool.GpuContextLease gpu = GpuContextPool.Rent();
try
{
var buffer = gpu.Accelerator.Allocate1D<GpuUInt128>(values.Length);
buffer.View.CopyFromCPU(ref values[0], values.Length);
NttGpuMath.SquareDevice(gpu.Accelerator, buffer.View, modulus, primitiveRoot);
buffer.Dispose();
try
{
buffer.View.CopyFromCPU(ref values[0], values.Length);
NttGpuMath.SquareDevice(gpu.Accelerator, buffer.View, modulus, primitiveRoot);
}
finally
{
buffer.Dispose();
}
}
finally
{
gpu.Dispose();
}
// Verify that the square cache now holds entries for the accelerator.