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#!/bin/bash
set -e
COMPILERS_HASH_DIR=${COMPILERS_HASH_DIR:-"/tmp/.sccache"}
SCCACHE_EXTRAFILES=${SCCACHE_EXTRAFILES:-"${COMPILERS_HASH_DIR}/rocm_compilers_hash_file"}
SCCACHE_BIN=${SCCACHE_BIN:-"${SCCACHE_INSTALL_LOCATION}/sccache"}
ENFORCE_REDIS="false"
while [ "$1" != "" ];
do
case $1 in
--enforce_redis )
shift; ENFORCE_REDIS="true" ;;
--no-hipcc )
shift ;;
*)
break ;;
esac
done
setup_rocm_compilers_hash_file() {
mkdir -p "$COMPILERS_HASH_DIR"
HIPCC_MD5="$(md5sum "${ROCM_PATH}/bin/hipcc")"
pushd "${ROCM_PATH}/amdgcn/bitcode"
DEVICELIBS_BITCODES_MD5="$(find . -type f -exec md5sum {} \; | sort | md5sum)"
popd
HIPCC_HASH_VALUE="${HIPCC_MD5%% *}"
DEVICELIBS_BITCODES_HASH_VALUE="${DEVICELIBS_BITCODES_MD5%% *}"
# MD5 checksums of clang and clang-offload-bundler cannot be used since they will keep changing
# if the ROCM_PATH changes, ie; for every mainline build.
# This is because ROCM_PATH gets encoded into the clang/clang-offload-bundler binaries as part
# of RPATH.
# The versions themselves contain the commit hash of the compiler repo at the time of building.
# Hence, this should be a viable alternative to using the binary checksum itself.
CLANG_VERSION="$("${ROCM_PATH}/llvm/bin/clang" --version | head -n 1)"
CLANG_OFFLOAD_BUNDLER_VERSION="$("${ROCM_PATH}/llvm/bin/clang-offload-bundler" --version | head -n 1)"
printf '%s: %s\n' 'clang version' "${CLANG_VERSION}" | tee -a "$SCCACHE_EXTRAFILES"
printf '%s: %s\n' 'clang-offload-bundler version' "${CLANG_OFFLOAD_BUNDLER_VERSION}" | tee -a "$SCCACHE_EXTRAFILES"
printf '%s: %s\n' 'hipcc md5sum' "${HIPCC_HASH_VALUE}" | tee -a "$SCCACHE_EXTRAFILES"
printf '%s: %s\n' 'devicelibs bitcode md5sum' "${DEVICELIBS_BITCODES_HASH_VALUE}" | tee -a "$SCCACHE_EXTRAFILES"
echo "sccache-wrapper: compilers hash file set up at ${SCCACHE_EXTRAFILES}"
cat "$SCCACHE_EXTRAFILES"
}
if [ "${ENFORCE_REDIS}" == "true" ]; then
if [ -z "${SCCACHE_REDIS}" ]; then
echo "SCCACHE_REDIS not set. Not wrapping compilers with sccache."
exit 10
else
response=$(redis-cli -u ${SCCACHE_REDIS} ping) || true
if [ "${response}" != "PONG" ]; then
echo "Redis server unreachable. Not wrapping compilers with sccache."
exit 20
fi
fi
fi
setup_rocm_compilers_hash_file
$SCCACHE_BIN --version
$SCCACHE_BIN --start-server
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