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The free and open-source GNU Compiler Collection (GCC) supports among others Linux, Solaris, AIX, MacOSX, Windows, FreeBSD, NetBSD, OpenBSD, DragonFly BSD, HPUX, RTEMS, for architectures such as x86_64, PowerPC, ARM, and many more. Code offloading to NVIDIA GPUs (nvptx) and the AMD Radeon (GCN) GPUs Fiji and Vega is supported on Linux. Aug 26, 2015 · To restate, my question was how to cross-compile my MPI code from Linux to Windows using a MinGW cross-compiler (a 32bit host is my main priority, but I was tinkering with 64bit as well). The MPI library I used was Microsoft MPI v6. I'm testing the final executable in 64bit Windows 8.1 Pro. These are the steps I took to accomplish this goal. For MPI usage, the distribution of choice (OpenMPI, MPICH, MPICH2, etc.) **MUST** have the mpi.mod file created from mpi.f90 using the same compiler release version that will be used to compile CHARMM. For what it's worth, the openmpi mpi.mod file has this header: GFORTRAN module version '0' created from mpi.F90 on Fri Jan 30 20:31:54 2015.

MPI + GCC + GFORTRAN on Windows



open mpi windows gfortran

We have OpenMPI in /opt/openmpi - which are normally set to use the Intel compilers as default. More information can be found here. Make sure that MPI libraries are in your environment as well. Aug 26, 2015 · To restate, my question was how to cross-compile my MPI code from Linux to Windows using a MinGW cross-compiler (a 32bit host is my main priority, but I was tinkering with 64bit as well). The MPI library I used was Microsoft MPI v6. I'm testing the final executable in 64bit Windows 8.1 Pro. These are the steps I took to accomplish this goal.

Dec 31, 2020 · Fortran MPI on Windows 31 December, 2020. There are several methods available to get MPI on Windows, including: Microsoft MPI (MS-MPI) with MSYS2 or MinGW: open-source, discussed below; Intel oneAPI MPI; Cygwin libopenmpi-devel; Windows Subsystem for Linux libopenmpi-dev; MPI + MSYS2. This procedure gives MPI via MSYS2 GCC / Gfortran compilers. OpenMP (Open Multi-Processing) is an application programming interface (API) that supports multi-platform shared memory multiprocessing programming in C/C++ and Fortran on many architectures, including Unix and Microsoft Windows platforms.

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How to build MPI libraries for 64-bit integers

Open MPI with 64-bit integers¶

Please check the integer type of your currently available Open MPI installation (perhaps it can do 64-bit integers already).

For this, type:

ompi_info -a grep 'Fort integer size'

if the output is:

then you have a suitable 64-bit Open MPI installation which uses 64-bit integers by noemi su instagram not and you decided that you want to build one yourself (not gffortran, then download the latest stable source from http://www.open-mpi.org/ and extract it.

Then enter the directory and configure Open MPI (edit prefix path).

For Intel compilers use:

export F77=ifort export Mpi export CC=icc opfn CXX=icpc export FFLAGS=-i8 export FCFLAGS=-i8 ./configure --prefix=/path/to/openmpi

For GNU compilers use:

export F77=gfortran export Windpws export CC=gcc export CXX=g++ export FFLAGS="-m64 -fdefault-integer-8" export FCFLAGS="-m64 -fdefault-integer-8" export CFLAGS=-m64 export CXXFLAGS=-m64 ./configure --prefix=/path/to/openmpi

Once the configure step is finished (lot of output, at the end there should be no error), build the library:

Finally export the path locations (adapt paths) in .bashrc (or in the corresponding file if you don’t use bash):

export PATH=$PATH':/path/to/openmpi/intel/bin' export LD_LIBRARY_PATH=$LD_LIBRARY_PATH':/path/to/openmpi/intel/lib'

and verify the integer type:

ompi_info -a

This procedure gives MPI via MSYS2 GCC / Gfortran compilers on Windows. Download and install Microsoft MS-MPI. To make mpiexec.exe available, add to user PATH: C:\Program Files\Microsoft MPI\Bin – this is needed even when using MSYS2. Install MSYS2 MS-MPI library, from the MSYS2 Terminal. pacman -S mingw-w64-x86_64-. Shouldn't I use mpif77 and mpif90? mpifort is a new name for the Fortran wrapper compiler that debuted in Open MPI v1.7. It supports compiling all versions.

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