Files
lammps-gran-kokkos/cmake/Modules/Packages/KOKKOS.cmake
2020-03-25 19:11:49 -06:00

91 lines
4.2 KiB
CMake

if(PKG_KOKKOS)
find_package(Kokkos 3 QUIET)
if(Kokkos_FOUND)
set(DOWNLOAD_KOKKOS_DEFAULT OFF)
else()
set(DOWNLOAD_KOKKOS_DEFAULT ON)
endif()
option(DOWNLOAD_KOKKOS "Download the KOKKOS library instead of using an already installed one" ${DOWNLOAD_KOKKOS_DEFAULT})
if(DOWNLOAD_KOKKOS)
message(STATUS "KOKKOS download requested - we will build our own")
# Workaround for cross compilation with MinGW where ${CMAKE_INSTALL_LIBDIR}
# is a full path, so we need to remove the prefix
string(REPLACE ${CMAKE_INSTALL_PREFIX} "" _KOKKOS_LIBDIR ${CMAKE_INSTALL_LIBDIR})
include(ExternalProject)
ExternalProject_Add(kokkos_build
URL https://github.com/kokkos/kokkos/archive/3.0.00.tar.gz
URL_MD5 281c7093aa3a603276e93abdf4be23b9
PATCH_COMMAND patch -p3 < ${CMAKE_CURRENT_SOURCE_DIR}/2826.patch
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR> ${CMAKE_REQUEST_PIC}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM} -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
BUILD_BYPRODUCTS <INSTALL_DIR>/${_KOKKOS_LIBDIR}/libkokkoscore.a
)
list(APPEND LAMMPS_DEPS kokkos_build)
ExternalProject_get_property(kokkos_build INSTALL_DIR)
set(KOKKOS_LIBRARIES ${INSTALL_DIR}/${_KOKKOS_LIBDIR}/libkokkoscore.a)
set(KOKKOS_INCLUDE_DIRS ${INSTALL_DIR}/include)
include_directories(${KOKKOS_INCLUDE_DIRS})
list(APPEND LAMMPS_LINK_LIBS ${KOKKOS_LIBRARIES})
else()
find_package(Kokkos 3)
if(NOT Kokkos_FOUND)
message(FATAL_ERROR "KOKKOS library not found, help CMake to find it by setting KOKKOS_LIBRARY, or set DOWNLOAD_KOKKOS=ON to download it")
endif()
list(APPEND LAMMPS_LINK_LIBS Kokkos::kokkos)
endif()
add_definitions(-DLMP_KOKKOS)
set(KOKKOS_PKG_SOURCES_DIR ${LAMMPS_SOURCE_DIR}/KOKKOS)
set(KOKKOS_PKG_SOURCES ${KOKKOS_PKG_SOURCES_DIR}/kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/atom_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/atom_vec_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/comm_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/comm_tiled_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/min_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/min_linesearch_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/neighbor_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/neigh_list_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/neigh_bond_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/fix_nh_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/nbin_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/npair_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/npair_halffull_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/domain_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/modify_kokkos.cpp)
if(PKG_KSPACE)
list(APPEND KOKKOS_PKG_SOURCES ${KOKKOS_PKG_SOURCES_DIR}/fft3d_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/gridcomm_kokkos.cpp
${KOKKOS_PKG_SOURCES_DIR}/remap_kokkos.cpp)
if(KOKKOS_ENABLE_CUDA)
if(NOT ${FFT} STREQUAL "KISS")
add_definitions(-DFFT_CUFFT)
list(APPEND LAMMPS_LINK_LIBS cufft)
endif()
endif()
endif()
set_property(GLOBAL PROPERTY "KOKKOS_PKG_SOURCES" "${KOKKOS_PKG_SOURCES}")
# detects styles which have KOKKOS version
RegisterStylesExt(${KOKKOS_PKG_SOURCES_DIR} kokkos KOKKOS_PKG_SOURCES)
# register kokkos-only styles
RegisterNBinStyle(${KOKKOS_PKG_SOURCES_DIR}/nbin_kokkos.h)
RegisterNPairStyle(${KOKKOS_PKG_SOURCES_DIR}/npair_kokkos.h)
RegisterNPairStyle(${KOKKOS_PKG_SOURCES_DIR}/npair_halffull_kokkos.h)
if(PKG_USER-DPD)
get_property(KOKKOS_PKG_SOURCES GLOBAL PROPERTY KOKKOS_PKG_SOURCES)
list(APPEND KOKKOS_PKG_SOURCES ${KOKKOS_PKG_SOURCES_DIR}/npair_ssa_kokkos.cpp)
RegisterNPairStyle(${KOKKOS_PKG_SOURCES_DIR}/npair_ssa_kokkos.h)
set_property(GLOBAL PROPERTY "KOKKOS_PKG_SOURCES" "${KOKKOS_PKG_SOURCES}")
endif()
get_property(KOKKOS_PKG_SOURCES GLOBAL PROPERTY KOKKOS_PKG_SOURCES)
list(APPEND LIB_SOURCES ${KOKKOS_PKG_SOURCES})
include_directories(${KOKKOS_PKG_SOURCES_DIR})
endif()