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Merge pull request from junghans/cmake_intel 

USER-INTEL: enforce icc and add icc flags
This commit is contained in:
Steve Plimpton 2018-05-14 16:15:50 -06:00 committed by GitHub
parent ca6920be72 06c18dd36c
commit 3f316f71ef
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 28 additions and 2 deletions

30
cmake/CMakeLists.txt
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@ -56,6 +56,9 @@ option(BUILD_SHARED_LIBS "Build shared libs" OFF)
if(BUILD_SHARED_LIBS) # for all pkg libs, mpi_stubs and linalg
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
endif()
option(DEVELOPER_MODE "Enable developer mode" OFF)
mark_as_advanced(DEVELOPER_MODE)
option(CMAKE_VERBOSE_MAKEFILE "Generate verbose Makefiles" OFF)
include(GNUInstallDirs)
set(LAMMPS_LINK_LIBS)
@ -182,7 +185,7 @@ if(PKG_KSPACE)
if(NOT FFT STREQUAL "KISSFFT")
find_package(${FFT} REQUIRED)
if(NOT FFT STREQUAL "FFTW3F")
add_definitions(-DFFT_FFTW)
add_definitions(-DFFT_FFTW)
else()
add_definitions(-DFFT_${FFT})
endif()
@ -603,6 +606,29 @@ if(PKG_OPT)
endif()
if(PKG_USER-INTEL)
if(NOT DEVELOPER_MODE)
if(NOT CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
message(FATAL_ERROR "USER-INTEL is only useful together with intel compiler")
endif()
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 16)
message(FATAL_ERROR "USER-INTEL is needed at least 2016 intel compiler, found ${CMAKE_CXX_COMPILER_VERSION}")
endif()
endif()
option(INJECT_INTEL_FLAG "Inject OMG fast flags for USER-INTEL" ON)
if(INJECT_INTEL_FLAG AND CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
if(CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 17.3 OR CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 17.4)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -xCOMMON-AVX512")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -xHost")
endif()
include(CheckCXXCompilerFlag)
foreach(_FLAG -qopenmp -qno-offload -fno-alias -ansi-alias -restrict -DLMP_INTEL_USELRT -DLMP_USE_MKL_RNG -O2 "-fp-model fast=2" -no-prec-div -qoverride-limits -qopt-zmm-usage=high)
check_cxx_compiler_flag("${__FLAG}" COMPILER_SUPPORTS${_FLAG})
if(COMPILER_SUPPORTS${_FLAG})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_FLAG}")
endif()
endforeach()
endif()
set(USER-INTEL_SOURCES_DIR ${LAMMPS_SOURCE_DIR}/USER-INTEL)
set(USER-INTEL_SOURCES ${USER-INTEL_SOURCES_DIR}/intel_preprocess.h
${USER-INTEL_SOURCES_DIR}/intel_buffers.h
@ -844,5 +870,5 @@ if(ENABLED_GPU)
endif()
endif()
if(PKG_KSPACE)
message(STATUS "Using ${FFT} as FFT")
message(STATUS "Using ${FFT} as FFT")
endif()