forked from tsai/mathnet-numerics
Christoph Ruegg
10 years ago
15 changed files with 142 additions and 154 deletions
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// <copyright file="MklProvider.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// http://numerics.mathdotnet.com
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// http://github.com/mathnet/mathnet-numerics
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//
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// Copyright (c) 2009-2016 Math.NET
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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// </copyright>
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using System; |
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namespace MathNet.Numerics.Providers.Common.Mkl |
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{ |
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internal static class MklProvider |
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{ |
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static int _nativeRevision; |
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static bool _nativeX86; |
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static bool _nativeX64; |
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static bool _nativeIA64; |
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public static void Load(int minRevision) |
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{ |
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int a, b; |
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try |
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{ |
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// Load the native library
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NativeProviderLoader.TryLoad(SafeNativeMethods.DllName); |
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a = SafeNativeMethods.query_capability(0); |
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b = SafeNativeMethods.query_capability(1); |
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_nativeX86 = SafeNativeMethods.query_capability((int)ProviderPlatform.x86) > 0; |
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_nativeX64 = SafeNativeMethods.query_capability((int)ProviderPlatform.x64) > 0; |
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_nativeIA64 = SafeNativeMethods.query_capability((int)ProviderPlatform.ia64) > 0; |
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_nativeRevision = SafeNativeMethods.query_capability((int)ProviderConfig.Revision); |
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} |
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catch (DllNotFoundException e) |
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{ |
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throw new NotSupportedException("MKL Native Provider not found.", e); |
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} |
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catch (BadImageFormatException e) |
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{ |
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throw new NotSupportedException("MKL Native Provider found but failed to load. Please verify that the platform matches (x64 vs x32, Windows vs Linux).", e); |
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} |
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catch (EntryPointNotFoundException e) |
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{ |
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throw new NotSupportedException("MKL Native Provider does not support capability querying and is therefore not compatible. Consider upgrading to a newer version.", e); |
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} |
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if (a != 0 || b != -1 || _nativeRevision < minRevision) |
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{ |
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throw new NotSupportedException("MKL Native Provider too old. Consider upgrading to a newer version."); |
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} |
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} |
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public static string Describe() |
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{ |
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return string.Format("Intel MKL ({1}; revision {0})", |
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_nativeRevision, |
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_nativeX86 ? "x86" : _nativeX64 ? "x64" : _nativeIA64 ? "IA64" : "unknown"); |
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} |
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} |
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} |
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@ -1,102 +0,0 @@ |
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// <copyright file="SafeNativeMethods.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// http://mathnet.opensourcedotnet.info
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//
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// Copyright (c) 2009-2016 Math.NET
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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// </copyright>
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#if NATIVE
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using System.Numerics; |
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using System.Runtime.InteropServices; |
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using System.Security; |
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namespace MathNet.Numerics.Providers.FourierTransform.Mkl |
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{ |
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/// <summary>
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/// P/Invoke methods to the native math libraries.
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/// </summary>
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[SuppressUnmanagedCodeSecurity] |
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[SecurityCritical] |
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internal static class SafeNativeMethods |
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{ |
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// ReSharper disable InconsistentNaming
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/// <summary>
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/// Name of the native DLL.
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/// </summary>
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const string _DllName = "MathNet.Numerics.MKL.dll"; |
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internal static string DllName { get { return _DllName; } } |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern int query_capability(int capability); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern void set_consistency_mode(int mode); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern void set_vml_mode(uint mode); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern void set_max_threads(int num_threads); |
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#region Memory
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern void free_buffers(); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern void thread_free_buffers(); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern int disable_fast_mm(); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern long mem_stat([Out]out int allocatedBuffers); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern long peak_mem_usage(int mode); |
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#endregion Memory
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#region FFT
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern long z_fft_forward_inplace(long n, double scaling, [In, Out] Complex[] x); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern long c_fft_forward_inplace(long n, float scaling, [In, Out] Complex32[] x); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern long z_fft_backward_inplace(long n, double scaling, [In, Out] Complex[] x); |
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[DllImport(_DllName, ExactSpelling = true, SetLastError = false, CallingConvention = CallingConvention.Cdecl)] |
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internal static extern long c_fft_backward_inplace(long n, float scaling, [In, Out] Complex32[] x); |
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#endregion FFT
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// ReSharper restore InconsistentNaming
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} |
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} |
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#endif
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