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Using BLAS/LAPACK from Eigen
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| cpp = meson.get_compiler('cpp') | |
| eigen = dependency('eigen3', version: '>=3.3') | |
| # intel mkl | |
| mklroot = get_option('mklroot') | |
| mkl_pkgconfig_dir = '@0@/bin/pkgconfig'.format(mklroot) | |
| mkl_target_name = 'mkl-static-lp64-seq' | |
| mkl_cflags = run_command( | |
| 'pkg-config', '--define-variable=prefix=@0@'.format(mklroot), '--cflags', mkl_target_name, | |
| env: { 'PKG_CONFIG_PATH': mkl_pkgconfig_dir }, | |
| ) | |
| mkl_libs = run_command( | |
| 'pkg-config', '--define-variable=prefix=@0@'.format(mklroot), '--libs', mkl_target_name, | |
| env: { 'PKG_CONFIG_PATH': mkl_pkgconfig_dir }, | |
| ) | |
| mkl_found = false | |
| if mkl_cflags.returncode() == 0 and mkl_libs.returncode() == 0 | |
| mkl_found = true | |
| mkl_cflags = mkl_cflags.stdout().strip().split(' ') | |
| mkl_libs = mkl_libs.stdout().strip().split(' ') | |
| mkl = declare_dependency(compile_args: mkl_cflags, link_args: mkl_libs) | |
| message('Intel MKL found: YES') | |
| else | |
| mkl = declare_dependency(dependencies: []) | |
| warning('Intel MKL found: NO') | |
| endif | |
| # openblas | |
| openblas = dependency('openblas', required: false) | |
| # blas-backed eigen | |
| if mkl_found | |
| eigen = declare_dependency( | |
| compile_args: cpp.get_supported_arguments([ | |
| '-DEIGEN_USE_MKL_ALL', | |
| '-DMKL_DIRECT_CALL', | |
| ]), | |
| dependencies: [eigen, mkl], | |
| ) | |
| message('Using BLAS/LAPACK from Eigen: YES (Intel MKL)') | |
| elif openblas.found() | |
| eigen = declare_dependency( | |
| compile_args: cpp.get_supported_arguments([ | |
| '-DEIGEN_USE_BLAS', | |
| '-DEIGEN_USE_LAPACKE', | |
| ]), | |
| dependencies: [eigen, openblas], | |
| ) | |
| message('Using BLAS/LAPACK from Eigen: YES (OpenBLAS)') | |
| else | |
| warning('Using BLAS/LAPACK from Eigen: NO') | |
| endif | |
| executable('eigen_test', './eigen_test.cc', dependencies: [eigen]) |
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