build-llvm-test-suite.sh

#!/bin/bash

repo_base=$1
run_url=$2
run_id=$3
variant=$4
toolchain=$repo_base/target-riscv64.cmake
emulator=qemu.sh
update_script=$repo_base/update-binary-database.py
report_script=$repo_base/report-generate.py
metadata_script=$repo_base/embed-lnt-metadata.py

if [ -d llvm-test-suite-build-tmp ]
then
  rm -rf llvm-test-suite-build-tmp
fi
if [[ $variant =~ "rv32" ]]
then
  toolchain=$repo_base/target-riscv32.cmake
  emulator=qemu32.sh
fi
mkdir llvm-test-suite-build-tmp
cd llvm-test-suite-build-tmp
# For LTO
embed_bitcode="-Wl,--plugin-opt=-lto-embed-bitcode=optimized"
#embed_bitcode="-fembed-bitcode "
cwd=$(pwd)
reproducible_build="-Qn -Wno-builtin-macro-redefined -D__DATE__= -D__TIME__= -D__TIMESTAMP__= -ffile-prefix-map=$cwd=/build"
flags="-flto=thin -fuse-ld=lld -Wno-unused-command-line-argument $embed_bitcode $reproducible_build $PATCH_ADDITIONAL_FLAGS"
export LLVM_BIN_PATH=$PWD/../llvm-build/bin
cmake -G Ninja \
      -DCMAKE_C_FLAGS="$flags" \
      -DCMAKE_CXX_FLAGS="$flags" \
      -DOPTFLAGS="$flags" \
      -DCMAKE_TOOLCHAIN_FILE=$toolchain \
      -C $repo_base/variants/$variant.cmake \
      -DTEST_SUITE_RUN_UNDER="$(pwd)/../../$emulator " \
      -DTEST_SUITE_USER_MODE_EMULATION=ON \
      -DTEST_SUITE_BENCHMARKING_ONLY=ON \
      -DBENCHMARK_ENABLE_TESTING=ON \
      -DTEST_SUITE_RUN_BENCHMARKS=ON \
      -DTEST_SUITE_COLLECT_STATS=ON \
      -DTEST_SUITE_COLLECT_COMPILE_TIME=OFF \
      ../llvm-test-suite
cmake --build . -j
../llvm-build/bin/llvm-lit -j $(nproc) -o ../artifacts/result.json . >../artifacts/lit.log
$update_script . ../binaries
cd ..

if [ -r artifacts/result.json ]
then
  if [ -r result-last.json ]
  then
    $report_script result-last.json artifacts/result.json . $run_url $variant
    echo "SHOULD_OPEN_ISSUE=$?" >> $GITHUB_OUTPUT
    if [ -d artifacts/binaries ]
    then
      tar -czf artifacts/binaries.tar.gz artifacts/binaries
      rm -rf artifacts/binaries
    fi
  fi
  if [ -z $PRE_COMMIT_MODE ]
  then
    
    lnt runtest test_suite --import-lit artifacts/result.json --run-order=$run_id
    if [ -r report.json ]
    then
      $metadata_script report.json $(git -C ./llvm-project rev-parse HEAD) $run_url $variant
      # submit the report to https://lnt.rvperf.org
      scp report.json plct_lnt_server:/lnt_work/report-$variant.json
      ssh plct_lnt_server "/lnt_work/submit.sh /lnt_work/report-$variant.json"
      mv report.json artifacts/lnt-report.json
    fi

    cp artifacts/result.json result-last.json
    git -C ./llvm-project rev-parse HEAD > llvm_revision
  fi
fi

if [ -r artifacts/issue_generated.md ]
then
  cp artifacts/issue_generated.md $repo_base/issue.md
fi

if [ -r artifacts/pr-comment_generated.md ]
then
  cp artifacts/pr-comment_generated.md $repo_base/pr-comment.md
fi

exit 0