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THREE-CHAINS.md

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Basic Three-Chains bringup instructions

  • Set the following environment variables:
export UCX_PATH=${HOME}/opt
export LLVM_PATH=${HOME}/llvm
export LD_LIBRARY_PATH=${LLVM_PATH}/lib:${UCX_PATH}/lib
export PATH=${PATH}:${HOME}/julia-1.8.0-beta3/bin
export CPATH=${UCX_PATH}/include:${LLVM_PATH}/include
export C_INCLUDE_PATH=${UCX_PATH}/include:${LLVM_PATH}/include
export CPLUS_INCLUDE_PATH=${UCX_PATH}/include:${LLVM_PATH}/include
export INCLUDE=${UCX_PATH}/include:${LLVM_PATH}/include
export INCLUDEPATH=${UCX_PATH}/include:${LLVM_PATH}/include
export INCLUDE_PATH=${UCX_PATH}/include:${LLVM_PATH}/include
  • Clone this repo
  • Download and install LLVM:
$ contri/ifunc/orcjit/build_llvm.sh
  • Download and extract Julia on your home (this is the aarch64 version):
$ wget https://julialang-s3.julialang.org/bin/linux/aarch64/1.8/julia-1.8.0-beta3-linux-aarch64.tar.gz
$ tar xfvz julia-1.8.0-beta3-linux-aarch64.tar.gz
  • Compile UCX + 3C
$ ./autogen.sh
$ ./contrib/configure-release --prefix=${HOME}/opt --with-llvm=${HOME}/llvm
$ make -j$nproc
$ make install -j$nproc

Running examples

Examples are located in contrib/ifunc

Make sure to set export UCX_IFUNC_LIB_DIR=${PWD} from the directory where the example was compiled.