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Build GCC with support for offloading to NVIDIA GPUs
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| #!/bin/sh | |
| # | |
| # Build GCC with support for offloading to NVIDIA GPUs. | |
| # | |
| work_dir=$HOME/offload/wrk | |
| install_dir=$HOME/offload/install | |
| # Location of the installed CUDA toolkit | |
| cuda=/usr/local/cuda | |
| # Build assembler and linking tools | |
| mkdir -p $work_dir | |
| cd $work_dir | |
| git clone https://github.com/MentorEmbedded/nvptx-tools | |
| cd nvptx-tools | |
| ./configure \ | |
| --with-cuda-driver-include=$cuda/include \ | |
| --with-cuda-driver-lib=$cuda/lib64 \ | |
| --prefix=$install_dir | |
| make | |
| make install | |
| cd .. | |
| # Set up the GCC source tree | |
| git clone https://github.com/MentorEmbedded/nvptx-newlib | |
| svn co svn://gcc.gnu.org/svn/gcc/tags/gcc_7_2_0_release gcc | |
| cd gcc | |
| contrib/download_prerequisites | |
| ln -s ../nvptx-newlib/newlib newlib | |
| cd .. | |
| target=$(gcc/config.guess) | |
| # Build nvptx GCC | |
| mkdir build-nvptx-gcc | |
| cd build-nvptx-gcc | |
| ../gcc/configure \ | |
| --target=nvptx-none --with-build-time-tools=$install_dir/nvptx-none/bin \ | |
| --enable-as-accelerator-for=$target \ | |
| --disable-sjlj-exceptions \ | |
| --enable-newlib-io-long-long \ | |
| --enable-languages="c,c++,fortran,lto" \ | |
| --prefix=$install_dir | |
| make -j4 | |
| make install | |
| cd .. | |
| # Build host GCC | |
| mkdir build-host-gcc | |
| cd build-host-gcc | |
| ../gcc/configure \ | |
| --enable-offload-targets=nvptx-none \ | |
| --with-cuda-driver-include=$cuda/include \ | |
| --with-cuda-driver-lib=$cuda/lib64 \ | |
| --disable-bootstrap \ | |
| --disable-multilib \ | |
| --enable-languages="c,c++,fortran,lto" \ | |
| --prefix=$install_dir | |
| make -j4 | |
| make install | |
| cd .. |
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