# ########################################################################
# Copyright 2016-2021 Advanced Micro Devices, Inc.
# ########################################################################

set( THREADS_PREFER_PTHREAD_FLAG ON )
find_package( Threads REQUIRED )

# Linking lapack library requires fortran flags
enable_language( Fortran )
find_package( cblas REQUIRED CONFIG )

if(LINK_BLIS)
  set( BLIS_CPP ../common/blis_interface.cpp )
endif()


if(LINK_BLIS)
    if (NOT WIN32)
      set( BLIS_INCLUDE_DIR ${BUILD_DIR}/deps/blis/include/blis )
      set( BLIS_LIBRARY ${BUILD_DIR}/deps/blis/lib/libblis.so )
    else()
      set( BLIS_INCLUDE_DIR ${BLIS_DIR}/include/blis CACHE PATH "Blis library include path" )
      find_library( BLIS_LIBRARY libblis
                      PATHS ${BLIS_DIR}/lib
                      REQUIRED
                      NO_DEFAULT_PATH
                  )
    endif()
endif()

if( NOT TARGET hipblas )
  find_package( hipblas REQUIRED CONFIG PATHS /opt/rocm/hipblas )
endif( )

set( hipblas_benchmark_common
      ../common/utility.cpp
      ../common/cblas_interface.cpp
      ../common/hipblas_arguments.cpp
      ../common/hipblas_parse_data.cpp
      ../common/hipblas_datatype2string.cpp
      ../common/norm.cpp
      ../common/unit.cpp
      ../common/near.cpp
      ../common/arg_check.cpp
      ../common/hipblas_template_specialization.cpp
      ${BLIS_CPP}
    )

add_executable( hipblas-bench client.cpp ${hipblas_benchmark_common} )


target_compile_features( hipblas-bench PRIVATE cxx_static_assert cxx_nullptr cxx_auto_type )

if(LINK_BLIS)
  target_link_libraries( hipblas-bench PRIVATE ${BLIS_LIBRARY} )
else()
  target_link_libraries( hipblas-bench PRIVATE blas )
endif()

# Internal header includes
target_include_directories( hipblas-bench
  PRIVATE
    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../include>
)

# External header includes included as system files
target_include_directories( hipblas-bench
  SYSTEM PRIVATE
    $<BUILD_INTERFACE:${HIP_INCLUDE_DIRS}>
    $<BUILD_INTERFACE:${CBLAS_INCLUDE_DIRS}>
    $<BUILD_INTERFACE:${BLIS_INCLUDE_DIR}>
)

if(LINK_BLIS)
    if (NOT WIN32)
      set( BLIS_INCLUDE_DIR ${BUILD_DIR}/deps/blis/include/blis )
      set( BLIS_LIBRARY ${BUILD_DIR}/deps/blis/lib/libblis.so )
    else()
      set( BLIS_INCLUDE_DIR ${BLIS_DIR}/include/blis CACHE PATH "Blis library include path" )
      find_library( BLIS_LIBRARY libblis
                      PATHS ${BLIS_DIR}/lib
                      REQUIRED
                      NO_DEFAULT_PATH
                  )
    endif()
endif()

if (NOT WIN32)
    target_link_libraries( hipblas-bench PRIVATE hipblas_fortran_client roc::hipblas cblas lapack)
endif()

if(LINK_BLIS)
  target_link_libraries( hipblas-bench PRIVATE ${BLIS_LIBRARY} )
endif()

target_link_libraries( hipblas-bench PRIVATE roc::hipblas cblas lapack )

if( NOT WIN32 )
    target_link_libraries( hipblas-bench PRIVATE stdc++fs)
endif()

# need mf16c flag for float->half convertion
target_compile_options( hipblas-bench PRIVATE -mf16c)

if( NOT USE_CUDA )
  target_link_libraries( hipblas-bench PRIVATE hip::host )

  if( CUSTOM_TARGET )
    target_link_libraries( hipblas-bench PRIVATE hip::${CUSTOM_TARGET} )
  endif()

  if( CMAKE_CXX_COMPILER MATCHES ".*/hcc$|.*/hipcc$" )
    # hip-clang needs specific flag to turn on pthread and m
    target_link_libraries( hipblas-bench PRIVATE -lpthread -lm )

    if(BUILD_ADDRESS_SANITIZER)
      target_link_libraries( hipblas-bench PRIVATE -fuse-ld=lld -lgfortran )
    endif()
  endif()
else( )
  target_compile_definitions( hipblas-bench PRIVATE __HIP_PLATFORM_NVCC__ )

  target_include_directories( hipblas-bench
    PRIVATE
      $<BUILD_INTERFACE:${CUDA_INCLUDE_DIRS}>
  )

  target_link_libraries( hipblas-bench PRIVATE ${CUDA_LIBRARIES} Threads::Threads )
endif( )

set_target_properties( hipblas-bench PROPERTIES
  DEBUG_POSTFIX "-d"
  CXX_EXTENSIONS OFF
  RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/staging"
)

target_compile_definitions( hipblas-bench PRIVATE HIPBLAS_BENCH ROCM_USE_FLOAT16 )