Files
lammps/lib/kokkos/cmake/kokkos_compiler_id.cmake
2025-03-28 15:29:14 -06:00

270 lines
12 KiB
CMake

kokkos_cfg_depends(COMPILER_ID NONE)
set(KOKKOS_CXX_COMPILER ${CMAKE_CXX_COMPILER})
set(KOKKOS_CXX_COMPILER_ID ${CMAKE_CXX_COMPILER_ID})
set(KOKKOS_CXX_COMPILER_VERSION ${CMAKE_CXX_COMPILER_VERSION})
macro(kokkos_internal_have_compiler_nvcc)
# Check if the compiler is nvcc (which really means nvcc_wrapper).
execute_process(COMMAND ${ARGN} --version OUTPUT_VARIABLE INTERNAL_COMPILER_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
string(REPLACE "\n" " - " INTERNAL_COMPILER_VERSION_ONE_LINE ${INTERNAL_COMPILER_VERSION})
string(FIND ${INTERNAL_COMPILER_VERSION_ONE_LINE} "nvcc" INTERNAL_COMPILER_VERSION_CONTAINS_NVCC)
string(REGEX REPLACE "^ +" "" INTERNAL_HAVE_COMPILER_NVCC "${INTERNAL_HAVE_COMPILER_NVCC}")
if(${INTERNAL_COMPILER_VERSION_CONTAINS_NVCC} GREATER -1)
set(INTERNAL_HAVE_COMPILER_NVCC true)
else()
set(INTERNAL_HAVE_COMPILER_NVCC false)
endif()
endmacro()
if(Kokkos_ENABLE_CUDA)
# kokkos_enable_options is not yet called so use lower case here
if(Kokkos_ENABLE_COMPILE_AS_CMAKE_LANGUAGE)
kokkos_internal_have_compiler_nvcc(${CMAKE_CUDA_COMPILER})
else()
# find kokkos_launch_compiler
find_program(
Kokkos_COMPILE_LAUNCHER
NAMES kokkos_launch_compiler
HINTS ${PROJECT_SOURCE_DIR}
PATHS ${PROJECT_SOURCE_DIR}
PATH_SUFFIXES bin
)
find_program(
Kokkos_NVCC_WRAPPER
NAMES nvcc_wrapper
HINTS ${PROJECT_SOURCE_DIR}
PATHS ${PROJECT_SOURCE_DIR}
PATH_SUFFIXES bin
)
# Check if compiler was set to nvcc_wrapper
kokkos_internal_have_compiler_nvcc(${CMAKE_CXX_COMPILER})
# If launcher was found and nvcc_wrapper was not specified as
# compiler and `CMAKE_CXX_COMPILIER_LAUNCHER` is not set, set to use launcher.
# Will ensure CMAKE_CXX_COMPILER is replaced by nvcc_wrapper
if(Kokkos_COMPILE_LAUNCHER AND NOT INTERNAL_HAVE_COMPILER_NVCC AND NOT KOKKOS_CXX_COMPILER_ID STREQUAL Clang)
if(CMAKE_CXX_COMPILER_LAUNCHER)
message(
FATAL_ERROR
"Cannot use CMAKE_CXX_COMPILER_LAUNCHER if the CMAKE_CXX_COMPILER is not able to compile CUDA code, i.e. nvcc_wrapper or clang++!"
)
endif()
# the first argument to launcher is always the C++ compiler defined by cmake
# if the second argument matches the C++ compiler, it forwards the rest of the
# args to nvcc_wrapper
kokkos_internal_have_compiler_nvcc(
${Kokkos_COMPILE_LAUNCHER} ${Kokkos_NVCC_WRAPPER} ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER}
-DKOKKOS_DEPENDENCE
)
set(INTERNAL_USE_COMPILER_LAUNCHER true)
endif()
endif()
endif()
if(INTERNAL_HAVE_COMPILER_NVCC)
# Save the host compiler id before overwriting it.
set(KOKKOS_CXX_HOST_COMPILER_ID ${KOKKOS_CXX_COMPILER_ID})
# SET the compiler id to nvcc. We use the value used by CMake 3.8.
set(KOKKOS_CXX_COMPILER_ID NVIDIA CACHE STRING INTERNAL FORCE)
string(REGEX MATCH "V[0-9]+\\.[0-9]+\\.[0-9]+" TEMP_CXX_COMPILER_VERSION ${INTERNAL_COMPILER_VERSION_ONE_LINE})
string(SUBSTRING ${TEMP_CXX_COMPILER_VERSION} 1 -1 TEMP_CXX_COMPILER_VERSION)
set(KOKKOS_CXX_COMPILER_VERSION ${TEMP_CXX_COMPILER_VERSION} CACHE STRING INTERNAL FORCE)
message(STATUS "Compiler Version: ${KOKKOS_CXX_COMPILER_VERSION}")
if(INTERNAL_USE_COMPILER_LAUNCHER)
message(STATUS "kokkos_launch_compiler (${Kokkos_COMPILE_LAUNCHER}) is enabled...")
kokkos_compilation(GLOBAL)
endif()
endif()
if(Kokkos_ENABLE_HIP)
# get HIP version
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE INTERNAL_COMPILER_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(REPLACE "\n" " - " INTERNAL_COMPILER_VERSION_ONE_LINE ${INTERNAL_COMPILER_VERSION})
string(FIND ${INTERNAL_COMPILER_VERSION_ONE_LINE} "HIP version" INTERNAL_COMPILER_VERSION_CONTAINS_HIP)
if(INTERNAL_COMPILER_VERSION_CONTAINS_HIP GREATER -1)
set(KOKKOS_CXX_COMPILER_ID HIPCC CACHE STRING INTERNAL FORCE)
endif()
string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" TEMP_CXX_COMPILER_VERSION ${INTERNAL_COMPILER_VERSION_ONE_LINE})
set(KOKKOS_CXX_COMPILER_VERSION ${TEMP_CXX_COMPILER_VERSION} CACHE STRING INTERNAL FORCE)
message(STATUS "Compiler Version: ${KOKKOS_CXX_COMPILER_VERSION}")
endif()
if(KOKKOS_CXX_COMPILER_ID STREQUAL Clang)
# The Cray compiler reports as Clang to most versions of CMake
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} --version
COMMAND grep -c Cray
OUTPUT_VARIABLE INTERNAL_HAVE_CRAY_COMPILER
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(INTERNAL_HAVE_CRAY_COMPILER) #not actually Clang
set(KOKKOS_CLANG_IS_CRAY TRUE)
set(KOKKOS_CXX_COMPILER_ID CrayClang)
endif()
# The clang based Intel compiler reports as Clang to most versions of CMake
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} --version
COMMAND grep -c "DPC++\\|icpx"
OUTPUT_VARIABLE INTERNAL_HAVE_INTEL_COMPILER
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(INTERNAL_HAVE_INTEL_COMPILER) #not actually Clang
set(KOKKOS_CLANG_IS_INTEL TRUE)
set(KOKKOS_CXX_COMPILER_ID IntelLLVM CACHE STRING INTERNAL FORCE)
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE INTERNAL_CXX_COMPILER_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" KOKKOS_CXX_COMPILER_VERSION ${INTERNAL_CXX_COMPILER_VERSION})
endif()
endif()
if(KOKKOS_CXX_COMPILER_ID STREQUAL Cray OR KOKKOS_CLANG_IS_CRAY)
# SET Cray's compiler version.
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE INTERNAL_CXX_COMPILER_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" TEMP_CXX_COMPILER_VERSION ${INTERNAL_CXX_COMPILER_VERSION})
if(KOKKOS_CLANG_IS_CRAY)
set(KOKKOS_CLANG_CRAY_COMPILER_VERSION ${TEMP_CXX_COMPILER_VERSION})
else()
set(KOKKOS_CXX_COMPILER_VERSION ${TEMP_CXX_COMPILER_VERSION} CACHE STRING INTERNAL FORCE)
endif()
endif()
if(KOKKOS_CXX_COMPILER_ID STREQUAL Fujitsu)
# SET Fujitsus compiler version which is not detected by CMake
execute_process(
COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE INTERNAL_CXX_COMPILER_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" TEMP_CXX_COMPILER_VERSION ${INTERNAL_CXX_COMPILER_VERSION})
set(KOKKOS_CXX_COMPILER_VERSION ${TEMP_CXX_COMPILER_VERSION} CACHE STRING INTERNAL FORCE)
endif()
# Enforce the minimum compilers supported by Kokkos.
if(NOT CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 17)
endif()
if(CMAKE_CXX_STANDARD EQUAL 17)
set(KOKKOS_CLANG_CPU_MINIMUM 8.0.0)
set(KOKKOS_CLANG_CUDA_MINIMUM 10.0.0)
set(KOKKOS_CLANG_OPENMPTARGET_MINIMUM 15.0.0)
set(KOKKOS_GCC_MINIMUM 8.2.0)
set(KOKKOS_INTEL_LLVM_CPU_MINIMUM 2021.1.1)
set(KOKKOS_INTEL_LLVM_SYCL_MINIMUM 2023.0.0)
set(KOKKOS_NVCC_MINIMUM 11.0.0)
set(KOKKOS_HIPCC_MINIMUM 5.2.0)
set(KOKKOS_NVHPC_MINIMUM 22.3)
set(KOKKOS_MSVC_MINIMUM 19.29)
else()
set(KOKKOS_CLANG_CPU_MINIMUM 14.0.0)
set(KOKKOS_CLANG_CUDA_MINIMUM 14.0.0)
set(KOKKOS_CLANG_OPENMPTARGET_MINIMUM 15.0.0)
set(KOKKOS_GCC_MINIMUM 10.1.0)
set(KOKKOS_INTEL_LLVM_CPU_MINIMUM 2022.0.0)
set(KOKKOS_INTEL_LLVM_SYCL_MINIMUM 2023.0.0)
set(KOKKOS_NVCC_MINIMUM 12.0.0)
set(KOKKOS_HIPCC_MINIMUM 5.2.0)
set(KOKKOS_NVHPC_MINIMUM 22.3)
set(KOKKOS_MSVC_MINIMUM 19.30)
endif()
set(KOKKOS_MESSAGE_TEXT
"Compiler not supported by Kokkos for C++${CMAKE_CXX_STANDARD}. Required minimum compiler versions:"
)
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n Clang(CPU) ${KOKKOS_CLANG_CPU_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n Clang(CUDA) ${KOKKOS_CLANG_CUDA_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n Clang(OpenMPTarget) ${KOKKOS_CLANG_OPENMPTARGET_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n GCC ${KOKKOS_GCC_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n Intel not supported")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n IntelLLVM(CPU) ${KOKKOS_INTEL_LLVM_CPU_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n IntelLLVM(SYCL) ${KOKKOS_INTEL_LLVM_SYCL_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n NVCC ${KOKKOS_NVCC_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n HIPCC ${KOKKOS_HIPCC_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n NVHPC/PGI ${KOKKOS_NVHPC_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n MSVC ${KOKKOS_MSVC_MINIMUM}")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\n XL/XLClang not supported")
set(KOKKOS_MESSAGE_TEXT "${KOKKOS_MESSAGE_TEXT}\nCompiler: ${KOKKOS_CXX_COMPILER_ID} ${KOKKOS_CXX_COMPILER_VERSION}\n")
if(KOKKOS_CXX_COMPILER_ID STREQUAL Clang AND NOT Kokkos_ENABLE_CUDA)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_CLANG_CPU_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL Clang AND Kokkos_ENABLE_CUDA)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_CLANG_CUDA_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL GNU)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_GCC_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL Intel)
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL IntelLLVM AND NOT Kokkos_ENABLE_SYCL)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_INTEL_LLVM_CPU_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL IntelLLVM AND Kokkos_ENABLE_SYCL)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_INTEL_LLVM_SYCL_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL NVIDIA)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_NVCC_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
set(CMAKE_CXX_EXTENSIONS OFF CACHE BOOL "Kokkos turns off CXX extensions" FORCE)
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL HIPCC)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_HIPCC_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL PGI OR KOKKOS_CXX_COMPILER_ID STREQUAL NVHPC)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_NVHPC_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
# Treat PGI internally as NVHPC to simplify handling both compilers.
# Before CMake 3.20 NVHPC was identified as PGI, nvc++ is
# backward-compatible to pgc++.
set(KOKKOS_CXX_COMPILER_ID NVHPC CACHE STRING INTERNAL FORCE)
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL "MSVC")
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS ${KOKKOS_MSVC_MINIMUM})
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL XL OR KOKKOS_CXX_COMPILER_ID STREQUAL XLClang)
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
elseif(KOKKOS_CXX_COMPILER_ID STREQUAL Clang AND Kokkos_ENABLE_OPENMPTARGET)
if(KOKKOS_CXX_COMPILER_VERSION VERSION_LESS KOKKOS_CLANG_OPENMPTARGET_MINIMUM)
message(FATAL_ERROR "${KOKKOS_MESSAGE_TEXT}")
endif()
endif()
if(NOT DEFINED KOKKOS_CXX_HOST_COMPILER_ID)
set(KOKKOS_CXX_HOST_COMPILER_ID ${KOKKOS_CXX_COMPILER_ID})
elseif(KOKKOS_CXX_HOST_COMPILER_ID STREQUAL PGI)
set(KOKKOS_CXX_HOST_COMPILER_ID NVHPC CACHE STRING INTERNAL FORCE)
endif()
string(REPLACE "." ";" VERSION_LIST ${KOKKOS_CXX_COMPILER_VERSION})
list(GET VERSION_LIST 0 KOKKOS_COMPILER_VERSION_MAJOR)
list(GET VERSION_LIST 1 KOKKOS_COMPILER_VERSION_MINOR)
list(LENGTH VERSION_LIST LIST_LENGTH)
# On Android, the compiler doesn't have a patch version, just a major/minor
if(LIST_LENGTH GREATER 2)
list(GET VERSION_LIST 2 KOKKOS_COMPILER_VERSION_PATCH)
else()
set(KOKKOS_COMPILER_VERSION_PATCH 0)
endif()