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Diffstat (limited to 'Modules/FindBLAS.cmake')
| -rw-r--r-- | Modules/FindBLAS.cmake | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/Modules/FindBLAS.cmake b/Modules/FindBLAS.cmake new file mode 100644 index 0000000..fb4805f --- /dev/null +++ b/Modules/FindBLAS.cmake @@ -0,0 +1,273 @@ +# - Find BLAS library +# This module finds an installed fortran library that implements the BLAS +# linear-algebra interface (see http://www.netlib.org/blas/). +# The list of libraries searched for is taken +# from the autoconf macro file, acx_blas.m4 (distributed at +# http://ac-archive.sourceforge.net/ac-archive/acx_blas.html). +# +# This module sets the following variables: +# BLAS_FOUND - set to true if a library implementing the BLAS interface +# is found +# BLAS_LINKER_FLAGS - uncached list of required linker flags (excluding -l +# and -L). +# BLAS_LIBRARIES - uncached list of libraries (using full path name) to +# link against to use BLAS +# + +include(CheckFortranFunctionExists) + +macro(Check_Fortran_Libraries LIBRARIES _prefix _name _flags _list) +# This macro checks for the existence of the combination of fortran libraries +# given by _list. If the combination is found, this macro checks (using the +# Check_Fortran_Function_Exists macro) whether can link against that library +# combination using the name of a routine given by _name using the linker +# flags given by _flags. If the combination of libraries is found and passes +# the link test, LIBRARIES is set to the list of complete library paths that +# have been found. Otherwise, LIBRARIES is set to FALSE. + +# N.B. _prefix is the prefix applied to the names of all cached variables that +# are generated internally and marked advanced by this macro. + +set(_libraries_work TRUE) +set(${LIBRARIES}) +set(_combined_name) +foreach(_library ${_list}) + set(_combined_name ${_combined_name}_${_library}) + + if(_libraries_work) + + if ( APPLE ) + find_library(${_prefix}_${_library}_LIBRARY + NAMES ${_library} + PATHS /usr/local/lib /usr/lib /usr/local/lib64 /usr/lib64 ENV DYLD_LIBRARY_PATH + ) + + else ( APPLE ) + find_library(${_prefix}_${_library}_LIBRARY + NAMES ${_library} + PATHS /usr/local/lib /usr/lib /usr/local/lib64 /usr/lib64 ENV LD_LIBRARY_PATH + ) + endif( APPLE ) + mark_as_advanced(${_prefix}_${_library}_LIBRARY) + set(${LIBRARIES} ${${LIBRARIES}} ${${_prefix}_${_library}_LIBRARY}) + set(_libraries_work ${${_prefix}_${_library}_LIBRARY}) + endif(_libraries_work) +endforeach(_library ${_list}) +if(_libraries_work) + # Test this combination of libraries. + set(CMAKE_REQUIRED_LIBRARIES ${_flags} ${${LIBRARIES}}) + #message("DEBUG: CMAKE_REQUIRED_LIBRARIES = ${CMAKE_REQUIRED_LIBRARIES}") + check_fortran_function_exists(${_name} ${_prefix}${_combined_name}_WORKS) + set(CMAKE_REQUIRED_LIBRARIES) + mark_as_advanced(${_prefix}${_combined_name}_WORKS) + set(_libraries_work ${${_prefix}${_combined_name}_WORKS}) +endif(_libraries_work) +if(NOT _libraries_work) + set(${LIBRARIES} FALSE) +endif(NOT _libraries_work) +#message("DEBUG: ${LIBRARIES} = ${${LIBRARIES}}") +endmacro(Check_Fortran_Libraries) + +set(BLAS_LINKER_FLAGS) +set(BLAS_LIBRARIES) + + + +if(NOT BLAS_LIBRARIES) + # BLAS in ATLAS library? (http://math-atlas.sourceforge.net/) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + cblas_dgemm + "" + "cblas;f77blas;atlas" + ) +endif(NOT BLAS_LIBRARIES) + +# BLAS in PhiPACK libraries? (requires generic BLAS lib, too) +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "sgemm;dgemm;blas" + ) +endif(NOT BLAS_LIBRARIES) + +# BLAS in Alpha CXML library? +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "cxml" + ) +endif(NOT BLAS_LIBRARIES) + +# BLAS in Alpha DXML library? (now called CXML, see above) +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "dxml" + ) +endif(NOT BLAS_LIBRARIES) + +# BLAS in Sun Performance library? +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "-xlic_lib=sunperf" + "sunperf;sunmath" + ) + if(BLAS_LIBRARIES) + set(BLAS_LINKER_FLAGS "-xlic_lib=sunperf") + endif(BLAS_LIBRARIES) + +endif(NOT BLAS_LIBRARIES) + +# BLAS in SCSL library? (SGI/Cray Scientific Library) +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "scsl" + ) +endif(NOT BLAS_LIBRARIES) + +# BLAS in SGIMATH library? +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "complib.sgimath" + ) +endif(NOT BLAS_LIBRARIES) + +# BLAS in IBM ESSL library? (requires generic BLAS lib, too) +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "essl;blas" + ) +endif(NOT BLAS_LIBRARIES) + + + + +# BLAS in intel mkl library? (shared) +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "mkl;guide;pthread" + ) +endif(NOT BLAS_LIBRARIES) + +#BLAS in intel mkl library? (static, 32bit) +if(NOT BLAS_LIBRARIES) +check_fortran_libraries( +BLAS_LIBRARIES +BLAS +sgemm +"" +"mkl_ia32;guide;pthread" +) +endif(NOT BLAS_LIBRARIES) + +#BLAS in intel mkl library? (static, em64t 64bit) +if(NOT BLAS_LIBRARIES) +check_fortran_libraries( +BLAS_LIBRARIES +BLAS +sgemm +"" +"mkl_em64t;guide;pthread" +) +endif(NOT BLAS_LIBRARIES) + + +#BLAS in acml library? +if(NOT BLAS_LIBRARIES) +check_fortran_libraries( +BLAS_LIBRARIES +BLAS +sgemm +"" +"acml" +) +endif(NOT BLAS_LIBRARIES) + + + +# Apple BLAS library? +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + cblas_dgemm + "" + "Accelerate" + ) + + endif(NOT BLAS_LIBRARIES) + + if ( NOT BLAS_LIBRARIES ) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + cblas_dgemm + "" + "vecLib" + ) + endif ( NOT BLAS_LIBRARIES ) + + +# Generic BLAS library? +if(NOT BLAS_LIBRARIES) + check_fortran_libraries( + BLAS_LIBRARIES + BLAS + sgemm + "" + "blas" + ) +endif(NOT BLAS_LIBRARIES) + + +if(BLAS_LIBRARIES) + set(BLAS_FOUND TRUE) +else(BLAS_LIBRARIES) + set(BLAS_FOUND FALSE) +endif(BLAS_LIBRARIES) + +if(NOT BLAS_FIND_QUIETLY) + if(BLAS_FOUND) + message(STATUS "A library with BLAS API found.") + else(BLAS_FOUND) + if(BLAS_FIND_REQUIRED) + message(FATAL_ERROR + "A required library with BLAS API not found. Please specify library location." + ) + else(BLAS_FIND_REQUIRED) + message(STATUS + "A library with BLAS API not found. Please specify library location." + ) + endif(BLAS_FIND_REQUIRED) + endif(BLAS_FOUND) +endif(NOT BLAS_FIND_QUIETLY) |