【问题标题】:Compilation of Eigen3 with MKL用 MKL 编译 Eigen3
【发布时间】:2017-05-22 15:42:33
【问题描述】:

在 TensorFlow 1.1 与我正在进行的 Ubuntu 16 上的 C++ 项目的集成工作中...我想包括对 MKL 和 64 位整数的支持。 在实例化直接调用 MKL 的模板结构时,我在 Eigen 库中遇到了编译问题:

 In file included from /usr/local/include/eigen3/unsupported/Eigen/CXX11/../../../Eigen/Core:526:0,
                 from /usr/local/include/eigen3/unsupported/Eigen/CXX11/Tensor:14,
                 from /home/drormeirovich/projects/tensorflow/third_party/eigen3/unsupported/Eigen/CXX11/Tensor:1,
                 from /home/drormeirovich/projects/tensorflow/tensorflow/core/framework/tensor.h:19,
                 from /home/drormeirovich/projects/tensorflow/tensorflow/cc/framework/ops.h:21,
                 from /home/drormeirovich/projects/tensorflow/tensorflow/cc/client/client_session.h:24,
                 from /home/drormeirovich/projects/my_project.cpp:10:
/usr/local/include/eigen3/unsupported/Eigen/CXX11/../../../Eigen/src/Core/products/GeneralMatrixMatrix_BLAS.h: In static member function ‘static void Eigen::internal::general_matrix_matrix_product<Index, double, LhsStorageOrder, ConjugateLhs, double, RhsStorageOrder, ConjugateRhs, 0>::run(Index, Index, Index, const double*, Index, const double*, Index, double*, Index, double, Eigen::internal::level3_blocking<double, double>&, Eigen::internal::GemmParallelInfo<Index>*)’:
/usr/local/include/eigen3/unsupported/Eigen/CXX11/../../../Eigen/src/Core/products/GeneralMatrixMatrix_BLAS.h:103:173: error: cannot convert ‘char*’ to ‘CBLAS_LAYOUT’ for argument ‘1’ to ‘void cblas_dgemm(CBLAS_LAYOUT, CBLAS_TRANSPOSE, CBLAS_TRANSPOSE, long long int, long long int, long long int, double, const double*, long long int, const double*, long long int, double, double*, long long int)’
   BLASPREFIX##gemm(&transa, &transb, &m, &n, &k, &numext::real_ref(alpha), (const BLASTYPE*)a, &lda, (const BLASTYPE*)b, &ldb, &numext::real_ref(beta), (BLASTYPE*)res, &ldc); \
                                                                                                                                                                             ^
/usr/local/include/eigen3/unsupported/Eigen/CXX11/../../../Eigen/src/Core/products/GeneralMatrixMatrix_BLAS.h:106:1: note: in expansion of macro ‘GEMM_SPECIALIZATION’
 GEMM_SPECIALIZATION(double,   d,  double, cblas_d)
 ^

有关更多详细信息...我在此集成问题上的全部进展都在此链接中:

https://docs.google.com/document/d/1VFTdPJy59QTCTHO8NHMNmnO8AOoQhNXgWixas9KmLLM/edit?usp=drivesdk

我是否必须从 Eigen3 中移除对 MKL 的支持?

任何帮助将不胜感激......

【问题讨论】:

  • 也许尝试更新版本的 TF?我上周在启用 MKL 的情况下成功地从头构建了一个版本 -- github.com/yaroslavvb/tensorflow-community-wheels/issues/21
  • 我今天从github克隆了最新版本的tensorflow。我的编译问题在我自己的项目中(不是在 tensorflow 构建期间)

标签: c++ ubuntu tensorflow intel-mkl eigen3


【解决方案1】:

免责声明:我曾经是一名 EasyBuild 开发人员。

在 EasyBuild 中,我们可以构建带有 MKL 支持的 Eigen3,所以这应该可以工作。

我们的一位贡献者似乎已经发现,对于 eigen3,您需要将“signature_of_eigen3_matrix_library”文件复制到用于包含的路径中,请参阅 https://github.com/hpcugent/easybuild-easyblocks/blob/master/easybuild/easyblocks/e/eigen.py

https://github.com/RLovelett/eigen/blob/master/signature_of_eigen3_matrix_library

【讨论】:

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