add an option to allow GSI to compile using specific kJet optimization (

#3)

CMakeLists.txt

@@ -72,6 +72,7 @@ project(GSI)
   option(BUILD_REG_TESTING "Build the Regression Testing Suite" ON)
   option(BUILD_UNIT_TESTING "Build the Unit Testing Suite" OFF)
   option(BUILD_GSDCLOUD_ARW "Build the GSD cloud analysis " OFF)
+  option(BUILD_KJET "Build GSI using kJet specific optimization " OFF)
   cmake_minimum_required(VERSION 2.8)
   set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
   set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")

cmake/Modules/platforms/Generic.cmake

@@ -2,13 +2,13 @@ macro (setGeneric)
   message("Setting paths for Generic System")
   option(FIND_HDF5 "Try to Find HDF5 libraries" OFF)
   option(FIND_HDF5_HL "Try to Find HDF5 libraries" OFF)
-  if(EXISTS /jetmon) 
-    set(HOST_FLAG "" CACHE INTERNAL "Host Flag") ## default, no host_flag required
+  if(EXISTS /jetmon AND BUILD_KJET) 
+    set(HOST_FLAG "-qopt-zmm-usage=high -axCORE-AVX512 -align array64byte" CACHE INTERNAL "Host Flag") ## default, no host_flag required
   else()
     set(HOST_FLAG "" CACHE INTERNAL "Host Flag") ## default, no host_flag required
   endif()
   set(MKL_FLAG "-mkl"  CACHE INTERNAL "MKL Flag")
-  set(GSI_Intel_Platform_FLAGS "-DPOUND_FOR_STRINGIFY -O3 -fp-model source -assume byterecl -convert big_endian -g -traceback -D_REAL8_ ${OpenMP_Fortran_FLAGS} ${MPI_Fortran_COMPILE_FLAGS}" CACHE INTERNAL "GSI Fortran Flags")
+  set(GSI_Intel_Platform_FLAGS "${HOST_FLAG} -DPOUND_FOR_STRINGIFY -O3 -fp-model source -assume byterecl -convert big_endian -g -traceback -D_REAL8_ ${OpenMP_Fortran_FLAGS} ${MPI_Fortran_COMPILE_FLAGS}" CACHE INTERNAL "GSI Fortran Flags")
   set(ENKF_Platform_FLAGS "-O3 ${HOST_FLAG} -warn all -implicitnone -traceback -fp-model strict -convert big_endian -DGFS -D_REAL8_  ${OpenMP_Fortran_FLAGS}" CACHE INTERNAL "ENKF Fortran Flags")
 
   message("setting values for corelibs")

ush/build.comgsi

@@ -229,12 +229,21 @@ git log -1 | head -n1 >> output.log
 echo -e "\ngit status:" >> output.log
 git status >> output.log
 echo -e "\nCompiling commands:" >> output.log
+
+BUILD_KJET=OFF
+if [[ ! -z $1 ]]; then
+  case $1 in
+    kjet|kJet|KJET|Kjet|kJET)
+      BUILD_KJET=ON
+      ;;
+  esac
+fi
 echo "  cmake -DCOMGSI=ON -DENKF_MODE=WRF -DBUILD_GSDCLOUD_ARW=ON -DBUILD_ENKF_PREPROCESS_ARW=ON -DBUILD_UTIL_COM=ON .." >> output.log
+echo "  -DBUILD_KJET=${BUILD_KJET}" >> output.log
 echo "  make -j8" >> output.log
 cat output.log
 
-
-cmake -DCOMGSI=ON -DENKF_MODE=WRF -DBUILD_GSDCLOUD_ARW=ON -DBUILD_ENKF_PREPROCESS_ARW=ON -DBUILD_UTIL_COM=ON ..  2>&1  | tee output.cmake
+cmake -DCOMGSI=ON -DENKF_MODE=WRF -DBUILD_GSDCLOUD_ARW=ON -DBUILD_ENKF_PREPROCESS_ARW=ON -DBUILD_UTIL_COM=ON -DBUILD_KJET=${BUILD_KJET} ..  2>&1  | tee output.cmake
 make -j 8 2>&1 | tee output.compile
 
 ###aftermath