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136 lines
4.9 KiB
136 lines
4.9 KiB
# Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Find the CBlas and lapack libraries
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#
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# It will search MKLML, OpenBlas, reference-cblas, extern-openblas in order.
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#
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# If any cblas implementation found, the following variable will be set.
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# CBLAS_PROVIDER # one of MKLML, OPENBLAS, REFERENCE
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# CBLAS_INC_DIR # the include directory for cblas.
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# CBLAS_LIBS # a list of libraries should be linked by paddle.
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# # Each library should be full path to object file.
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generate_dummy_static_lib(LIB_NAME "cblas" GENERATOR "cblas.cmake")
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if(WITH_LIBXSMM)
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target_link_libraries(cblas ${LIBXSMM_LIBS})
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add_dependencies(cblas extern_libxsmm)
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endif()
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## Find MKLML First.
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if(WITH_MKLML)
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include(external/mklml) # download, install mklml package
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set(CBLAS_PROVIDER MKLML)
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set(CBLAS_INC_DIR ${MKLML_INC_DIR})
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set(CBLAS_LIBRARIES ${MKLML_LIB})
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add_definitions(-DPADDLE_WITH_MKLML)
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add_definitions(-DLAPACK_FOUND)
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add_dependencies(cblas mklml)
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target_link_libraries(cblas dynload_mklml)
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message(STATUS "Found cblas and lapack in MKLML "
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"(include: ${CBLAS_INC_DIR}, library: ${CBLAS_LIBRARIES})")
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endif()
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## Then find openblas.
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if(NOT DEFINED CBLAS_PROVIDER)
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set(OPENBLAS_ROOT $ENV{OPENBLAS_ROOT} CACHE PATH "Folder contains Openblas")
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set(OPENBLAS_INCLUDE_SEARCH_PATHS
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${OPENBLAS_ROOT}/include
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/usr/include
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/usr/include/openblas
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/usr/local/opt/openblas/include)
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set(OPENBLAS_LIB_SEARCH_PATHS
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${OPENBLAS_ROOT}/lib
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/usr/lib
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/usr/lib/blas/openblas
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/usr/lib/openblas
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/usr/local/opt/openblas/lib)
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find_path(OPENBLAS_INC_DIR NAMES cblas.h
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PATHS ${OPENBLAS_INCLUDE_SEARCH_PATHS} NO_DEFAULT_PATH)
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find_path(OPENBLAS_LAPACKE_INC_DIR NAMES lapacke.h
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PATHS ${OPENBLAS_INCLUDE_SEARCH_PATHS})
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find_library(OPENBLAS_LIB NAMES openblas
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PATHS ${OPENBLAS_LIB_SEARCH_PATHS})
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if(OPENBLAS_LAPACKE_INC_DIR AND OPENBLAS_INC_DIR AND OPENBLAS_LIB)
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set(CBLAS_PROVIDER OPENBLAS)
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set(CBLAS_INC_DIR ${OPENBLAS_INC_DIR} ${OPENBLAS_LAPACKE_INC_DIR})
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set(CBLAS_LIBRARIES ${OPENBLAS_LIB})
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add_definitions(-DPADDLE_USE_OPENBLAS)
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add_definitions(-DLAPACK_FOUND)
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message(STATUS "Found OpenBLAS (include: ${OPENBLAS_INC_DIR}, library: ${CBLAS_LIBRARIES})")
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message(STATUS "Found lapack in OpenBLAS (include: ${OPENBLAS_LAPACKE_INC_DIR})")
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endif()
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endif()
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## Then find the reference-cblas if WITH_SYSTEM_BLAS. www.netlib.org/blas/
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if(NOT DEFINED CBLAS_PROVIDER AND WITH_SYSTEM_BLAS)
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set(REFERENCE_CBLAS_ROOT $ENV{REFERENCE_CBLAS_ROOT} CACHE PATH
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"Folder contains reference-cblas")
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set(REFERENCE_CBLAS_INCLUDE_SEARCH_PATHS
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${REFERENCE_CBLAS_ROOT}/include
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/usr/include
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/usr/include/cblas
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)
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set(REFERENCE_CBLAS_LIB_SEARCH_PATHS
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${REFERENCE_CBLAS_ROOT}/lib
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/usr/lib
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/usr/lib/blas/reference/
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/usr/lib/reference/
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)
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find_path(REFERENCE_CBLAS_INCLUDE_DIR NAMES cblas.h PATHS
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${REFERENCE_CBLAS_INCLUDE_SEARCH_PATHS})
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find_library(REFERENCE_CBLAS_LIBRARY NAMES cblas PATHS
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${REFERENCE_CBLAS_LIB_SEARCH_PATHS})
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find_library(REFERENCE_BLAS_LIBRARY NAMES blas PATHS
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${REFERENCE_CBLAS_LIB_SEARCH_PATHS})
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if(REFERENCE_CBLAS_INCLUDE_DIR AND REFERENCE_CBLAS_LIBRARY)
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set(CBLAS_PROVIDER REFERENCE_CBLAS)
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set(CBLAS_INC_DIR ${REFERENCE_CBLAS_INCLUDE_DIR})
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set(CBLAS_LIBRARIES ${REFERENCE_CBLAS_LIBRARY})
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add_definitions(-DPADDLE_USE_REFERENCE_CBLAS)
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message(STATUS "Found reference-cblas (include: ${CBLAS_INC_DIR}, library: ${CBLAS_LIBRARIES})")
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endif()
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endif()
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## Then build openblas by external_project
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if(NOT DEFINED CBLAS_PROVIDER)
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include(external/openblas) # download, build, install openblas
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set(CBLAS_PROVIDER EXTERN_OPENBLAS)
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add_dependencies(cblas extern_openblas)
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add_definitions(-DPADDLE_USE_OPENBLAS)
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message(STATUS "Build OpenBLAS by External Project "
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"(include: ${CBLAS_INC_DIR}, library: ${CBLAS_LIBRARIES})")
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endif()
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# FIXME(gangliao): generate cblas target to track all high performance
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# linear algebra libraries for cc_library(xxx SRCS xxx.c DEPS cblas)
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include_directories(${CBLAS_INC_DIR})
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if(${CBLAS_PROVIDER} STREQUAL REFERENCE_CBLAS)
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target_link_libraries(cblas gfortran ${CBLAS_LIBRARIES} ${REFERENCE_BLAS_LIBRARY})
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elseif(NOT ${CBLAS_PROVIDER} STREQUAL MKLML)
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target_link_libraries(cblas ${CBLAS_LIBRARIES})
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endif()
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