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CMakeLists.txt
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cmake_minimum_required (VERSION 2.6)
project (magic)
enable_language (Fortran C)
set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
set(CMAKE_Fortran_MODULE_DIRECTORY ${PROJECT_BINARY_DIR}/modules)
# Location of the binary output
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
set(SRC ${CMAKE_SOURCE_DIR}/src)
set(EXEC "magic.exe")
# Input options
set(PRECISION "dble" CACHE STRING "Precision of the calculations")
set(ARCH "64" CACHE STRING "Architecture of the platform: 32/64")
set(OUT_PREC "sngl" CACHE STRING "Precision of the binary outputs")
set(USE_FFTLIB "MKL" CACHE STRING "Library for the FFTs")
set(USE_MPI "yes" CACHE STRING "Use MPI parallelization")
set(USE_OMP "yes" CACHE STRING "Use OpenMP")
set(USE_LAPACKLIB "MKL" CACHE STRING "Use the Math Kernel Library for lapack calls")
set(USE_PRECOND "yes" CACHE STRING "Use matrix preconditioning")
set(USE_SHTNS "no" CACHE STRING "Use libshtns for SH projection")
find_package(SSE)
# Specific compiler options
if(CMAKE_Fortran_COMPILER_ID MATCHES Intel)
set(FFLAG_ARCH " ")
set(FFLAG_STD "-stand f08 -diag-disable 7025")
set(FFLAG_NO_STD "-nostand")
set(FFLAG_TRACEBACK "-traceback")
set(FFLAG_CONVERT "-convert big")
set(FFLAG_PREPROCESSOR "-fpp")
set(FFLAG_WARN_ALL "-warn all,nointerfaces")
set(FFLAG_CHECK_ALL "-check all")
set(FFLAG_FPE "-fpe0 -fp-stack-check -ftrapuv")
set(FFLAG_OPT "-xHost")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES GNU)
set(FFLAG_ARCH "-m${ARCH}")
set(FFLAG_STD "-std=f2008")
set(FFLAG_NO_STD "-std=gnu")
set(FFLAG_TRACEBACK "-fbacktrace")
set(FFLAG_CONVERT "-fconvert=big-endian")
set(FFLAG_PREPROCESSOR "-cpp")
set(FFLAG_WARN_ALL "-Wall -Wno-maybe-uninitialized")
set(FFLAG_CHECK_ALL "-fcheck=all")
set(FFLAG_FPE "-ffpe-trap=invalid,zero,overflow")
set(FFLAG_OPT "-march=native")
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES PGI)
set(FFLAG_ARCH "-m${ARCH}")
set(FFLAG_STD " ")
set(FFLAG_NO_STD " ")
set(FFLAG_TRACEBACK "-traceback")
set(FFLAG_CONVERT "-Mbyteswapio")
set(FFLAG_PREPROCESSOR "-Mpreprocess")
set(FFLAG_WARN_ALL "-Wall -Wno-maybe-uninitialized")
set(FFLAG_CHECK_ALL "-fcheck=all")
set(FFLAG_FPE "-Ktrap=divz,inv,ovf")
set(FFLAG_OPT "-fastsse")
endif()
# Matrix preconditioning
if (USE_PRECOND MATCHES yes)
add_definitions(-DWITH_PRECOND_S -DWITH_PRECOND_Z -DWITH_PRECOND_BJ
-DWITH_PRECOND_S0 -DWITH_PRECOND_Z10)
endif()
# Precision of the calculations
add_definitions(-Dsngl=1 -Ddble=2)
add_definitions(-DDEFAULT_PRECISION=${PRECISION})
add_definitions(-DDEFAULT_OUTPUT_PRECISION=${OUT_PREC})
message(STATUS "Set architecture to '${ARCH}'")
message(STATUS "Set precision to '${PRECISION}'")
message(STATUS "Set output precision to '${OUT_PREC}'")
#find_package(MKL)
# Start with the list of MPI wrappers. Acknowledgement to http://www.openflipper.org/svnrepo/CoMISo/trunk/CoMISo/cmake/FindMPI.cmake
# Generic MPI compilers
set(_MPI_C_COMPILER_NAMES "mpicc|mpcc|mpicc_r|mpcc_r")
set(_MPI_Fortran_COMPILER_NAMES "mpif90|mpf90|mpif90_r|mpf90_r")
# GNU compiler names
set(_MPI_GNU_C_COMPILER_NAMES "mpigcc|mpgcc|mpigcc_r|mpgcc_r")
set(_MPI_GNU_Fortran_COMPILER_NAMES "mpigfortran|mpgfortran|mpigfortran_r|mpgfortran_r")
# Intel MPI compiler names
set(_MPI_Intel_C_COMPILER_NAMES "mpiicc")
set(_MPI_Intel_Fortran_COMPILER_NAMES "mpiifort")
# PGI compiler names
set(_MPI_PGI_C_COMPILER_NAMES "mpipgcc|mppgcc")
set(_MPI_PGI_Fortran_COMPILER_NAMES "mpipgf|mppgf")
# XLC MPI Compiler names
set(_MPI_XL_C_COMPILER_NAMES "mpxlc|mpxlc_r|mpixlc|mpixlc_r")
set(_MPI_XL_Fortran_COMPILER_NAMES "mpxlf|mpixlf")
# Find CC, CXX and Fortran MPI wrappers
string(REGEX MATCH "${_MPI_C_COMPILER_NAMES}|${_MPI_GNU_C_COMPILER_NAMES}|${_MPI_Intel_C_COMPILER_NAMES}|${_MPI_PGI_C_COMPILER_NAMES}|${_MPI_XL_C_COMPILER_NAMES}" MPICC_COMPILER "${CMAKE_C_COMPILER}")
string(REGEX MATCH "${_MPI_Fortran_COMPILER_NAMES}|${_MPI_GNU_Fortran_COMPILER_NAMES}|${_MPI_Intel_Fortran_COMPILER_NAMES}|${_MPI_PGI_Fortran_COMPILER_NAMES}|${_MPI_XL_Fortran_COMPILER_NAMES}" MPIFORTRAN_COMPILER "${CMAKE_Fortran_COMPILER}")
# Look for MPI and add the required flags if found
if(USE_MPI MATCHES yes)
if("${MPICC_COMPILER}" STREQUAL "" AND "${MPIFORTRAN_COMPILER}" STREQUAL "")
message(STATUS "Could not find MPI wrappers in CMAKE_C_COMPILER or CMAKE_Fortran_COMPILER. Trying to find MPI libs by default")
set(MPI_WRAPPER_FOUND FALSE CACHE BOOL "Did not find the MPI Wrappers")
find_package(MPI)
if(MPI_Fortran_FOUND)
message(STATUS "Use MPI")
add_definitions(-DWITH_MPI)
add_definitions(${MPI_Fortran_COMPILE_FLAGS})
link_directories(${MPI_LIBRARY_DIRS})
include_directories(${MPI_Fortran_INCLUDE_PATH})
else()
message(STATUS "MPI was not found: serial job")
endif()
else()
# Setting wrappers and mpi found to true
set(MPI_WRAPPER_FOUND TRUE CACHE BOOL "found the MPI Wrappers")
set(MPI_FOUND TRUE CACHE BOOL "Found the MPI library")
message(STATUS "Use MPI")
add_definitions(-DWITH_MPI)
endif()
else()
message(STATUS "No MPI: serial job")
endif()
# Check whether openMP can be used
if (USE_MPI MATCHES yes)
if(MPI_WRAPPER_FOUND OR MPI_Fortran_FOUND)
if(USE_OMP MATCHES yes)
find_package(OpenMP_Fortran)
message(STATUS "Use OpenMP")
add_definitions(-DWITHOMP)
set(CMAKE_Fortran_FLAGS ${CMAKE_Fortran_FLAGS} ${OpenMP_Fortran_FLAGS})
else()
message(STATUS "No OpenMP")
endif()
endif()
endif()
# Detect the MKL library and find the libraries
if(USE_LAPACKLIB MATCHES MKL OR USE_FFTLIB MATCHES MKL)
if (EXISTS $ENV{MKLROOT})
set (MKLROOT "$ENV{MKLROOT}")
message(STATUS "MKL was found: ${MKLROOT}")
find_library(MKLCORE mkl_core HINTS ${MKLROOT}/lib/intel64)
find_library(MKLLAPACK mkl_lapack95_lp64 HINTS ${MKLROOT}/lib/intel64)
if (USE_SHTNS MATCHES yes AND USE_OMP MATCHES yes)
find_library(MKLSEQ mkl_gnu_thread HINTS ${MKLROOT}/lib/intel64)
else()
find_library(MKLSEQ mkl_sequential HINTS ${MKLROOT}/lib/intel64)
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES Intel)
find_library(MKL64 mkl_intel_lp64 HINTS ${MKLROOT}/lib/intel64)
endif()
if(CMAKE_Fortran_COMPILER_ID MATCHES GNU)
find_library(MKL64 mkl_gf_lp64 HINTS ${MKLROOT}/lib/intel64)
endif()
link_directories(${MKLROOT}/lib/intel64)
include_directories(${MKLROOT}/include)
else()
message(STATUS "MKL was not found")
set(USE_LAPACKLIB "LAPACK")
set(USE_FFTLIB "JW")
endif()
endif()
# Detect LAPACK
if(USE_LAPACKLIB MATCHES LAPACK)
find_package(LAPACK)
if (LAPACK_FOUND)
message(STATUS "LAPACK was found")
set(USE_LAPACKLIB "LAPACK")
else()
message(STATUS "LAPACK was not found")
set(USE_LAPACKLIB "JW")
endif()
endif()
message(STATUS "Use '${USE_FFTLIB}' for the FFTs")
message(STATUS "Use '${USE_LAPACKLIB}' for the LU factorisations")
find_library(FFTW3 NAME fftw3
PATHS /usr/local/fftw/3.3.4_openmp/lib
$ENV{FFTW_ROOT}/lib
$ENV{FFTW_HOME}/lib #Hydra
$ENV{FFTWDIR}) #GWDG
message(STATUS "FFTW3: '${FFTW3}'")
if(USE_OMP)
find_library(FFTW3_OMP NAME fftw3_omp
PATHS /usr/local/fftw/3.3.4_openmp/lib
$ENV{FFTW_ROOT}/lib
$ENV{FFTW_HOME}/lib #Hydra
$ENV{FFTWDIR}) #GWDG
message(STATUS "FFTW3_OMP: '${FFTW3_OMP}'")
endif()
# Detect SHTNS
if(USE_SHTNS MATCHES yes)
if(USE_OMP)
find_library(SHTNS shtns_omp HINTS "${CMAKE_SOURCE_DIR}/bin/shtns")
else()
find_library(SHTNS shtns HINTS "${CMAKE_SOURCE_DIR}/bin/shtns")
endif(USE_OMP)
if(NOT SHTNS MATCHES SHTNS-NOTFOUND)
add_definitions(-DWITH_SHTNS)
include_directories(${CMAKE_SOURCE_DIR}/bin/shtns)
message(STATUS "SHTNS: ${SHTNS}")
else()
message(STATUS "Failed to find SHTNS")
endif()
else()
message(STATUS "Use SHTNS: no")
endif()
# Final Fortran flags (after OpenMP/MPI to avoid the conflict
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} ${FFLAG_ARCH} ${FFLAG_STD} -g ${FFLAG_TRACEBACK} ${FFLAG_CONVERT} ${FFLAG_PREPROCESSOR}")
set(CMAKE_Fortran_FLAGS_DEBUG "-O0 ${FFLAG_CHECK_ALL} ${FFLAG_WARN_ALL} ${FFLAG_FPE}")
set(CMAKE_Fortran_FLAGS_RELEASE "-O3 ${FFLAG_OPT}")
# Default to Release build type
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release")
endif()
# Print FLAGS
message(STATUS "Compilation flags: ${CMAKE_Fortran_FLAGS}")
if(CMAKE_BUILD_TYPE MATCHES "Release")
message(STATUS "Optimisation flags: ${CMAKE_Fortran_FLAGS_RELEASE}")
elseif(CMAKE_BUILD_TYPE MATCHES "Debug")
message(STATUS "Optimisation flags: ${CMAKE_Fortran_FLAGS_DEBUG}")
endif()
add_subdirectory(${SRC})