超算平台安装（七）CentOS7下使用Intel编译器安装fftw3

续上篇

单精度（使用intel 编译器）：
cd /home/share/
tar -zxf fftw-3.3.9.tar.gz
cd fftw-3.3.9/
source /home/software/intel/bin/iccvars.sh intel64
source /home/software/intel/bin/ifortvars.sh intel64
./configure --prefix=/home/software/fftw3_float_intel_mpi CC=icc F77=ifort --enable-shared --enable-static --enable-sse --enable-sse2 --enable-avx --enable-avx2 --enable-fma --enable-threads --enable-openmp --enable-mpi MPICC=mpiicc --enable-float
make -j2 && make install &&
vi /home/software/modules/fftw3_float_intel_mpi

#%Module1.0


set             FFTW3                   /home/software/fftw3_float_intel_mpi
prepend-path    PATH                    ${FFTW3}/bin
prepend-path    LD_LIBRARY_PATH         ${FFTW3}/lib
prepend-path    INCLUDE                 ${FFTW3}/include

cd /home/share/
rm -rf fftw-3.3.9

---

双精度（使用intel 编译器）：
cd /home/share/
tar -zxf fftw-3.3.9.tar.gz
cd fftw-3.3.9/
source /home/software/intel/bin/iccvars.sh intel64
source /home/software/intel/bin/ifortvars.sh intel64
./configure --prefix=/home/software/fftw3_double_intel CC=icc F77=ifort --enable-shared --enable-static --enable-sse2 --enable-avx --enable-avx2 --enable-fma --enable-threads --enable-openmp./configure --prefix=/home/software/fftw3_double_intel_mpi CC=icc F77=ifort --enable-shared --enable-static --enable-sse2 --enable-avx --enable-avx2 --enable-fma --enable-threads --enable-openmp --enable-mpi MPICC=mpiicc
make -j2 && make install

vi /home/software/modules/fftw3_double_intel_mpi

#%Module1.0


set             FFTW3                   /home/software/fftw3_double_intel_mpi
prepend-path    PATH                    ${FFTW3}/bin
prepend-path    LD_LIBRARY_PATH         ${FFTW3}/lib
prepend-path    INCLUDE                 ${FFTW3}/include

cd /home/share/
rm -rf fftw-3.3.9

虽然 long double 是 C99 的标准，但你的编译器可能根本不支持该类型，或它并不能提供比 double 更高的精度。