R11986/README.md
f16fd9b8f371test_ptr

README.md
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			#Miniapp to test GBS gradients #
			-------------------------------------------------------------------------------
			#To compile and run OpenMP with Offload implementation on izar with NVHPC #
			module load nvhpc/21.2-mpi
			make
			srun -p debug --gres=gpu:1 ./gbs_gradients
			-------------------------------------------------------------------------------
			#To compile and run OpenMP with Offload implementation on izar with gcc
			module load gcc
			#modify FLAGS and FC in Makefile uncommenting the corresponding lines
			make
			srun -p debug --gres=gpu:1 ./gbs_gradients

			-------------------------------------------------------------------------------
			#To compile and run OpenMP with Offload implementation on piz-daint with cce compiler
			module load daint-gpu
			module load craype-accel-nvidia60
			module load cudatoolkit
			export CRAY_ACCEL_TARGET=nvidia60
			git checkout compile_without_openacc # branch with acc pragmas commented
			#modify FLAGS and FC in Makefile uncommenting the corresponding lines
			make
			srun --gres=gpu:1 -c 12 -N 1 -n 1 --time=00:15:00 --account=g26 -C gpu ./gbs_gradients
			-------------------------------------------------------------------------------
			#To compile and run CUDA C implementation on izar with gcc
			module load gcc nvhpc/21.2-mpi
			#modify FLAGS and FC in Makefile uncommenting the corresponding lines
			make gbs_gradients_cuda
			srun -p debug --gres=gpu:1 ./gbs_gradients