LLVM and SPIRV-LLVM-Translator pulldown (WW49 2025)

.ci/monolithic-linux.sh

@@ -0,0 +1,108 @@
+#!/usr/bin/env bash
+#===----------------------------------------------------------------------===##
+#
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+#
+#===----------------------------------------------------------------------===##
+
+#
+# This script performs a monolithic build of the monorepo and runs the tests of
+# most projects on Linux. This should be replaced by per-project scripts that
+# run only the relevant tests.
+#
+
+source .ci/utils.sh
+
+INSTALL_DIR="${BUILD_DIR}/install"
+
+mkdir -p artifacts/reproducers
+
+# Make sure any clang reproducers will end up as artifacts
+export CLANG_CRASH_DIAGNOSTICS_DIR=`realpath artifacts/reproducers`
+
+projects="${1}"
+targets="${2}"
+runtimes="${3}"
+runtime_targets="${4}"
+runtime_targets_needs_reconfig="${5}"
+enable_cir="${6}"
+
+lit_args="-v --xunit-xml-output ${BUILD_DIR}/test-results.xml --use-unique-output-file-name --timeout=1200 --time-tests --succinct"
+
+start-group "CMake"
+
+# Set the system llvm-symbolizer as preferred.
+export LLVM_SYMBOLIZER_PATH=`which llvm-symbolizer`
+[[ ! -f "${LLVM_SYMBOLIZER_PATH}" ]] && echo "llvm-symbolizer not found!"
+
+# Set up all runtimes either way. libcxx is a dependency of LLDB.
+# It will not be built unless it is used.
+cmake -S "${MONOREPO_ROOT}"/llvm -B "${BUILD_DIR}" \
+      -D LLVM_ENABLE_PROJECTS="${projects}" \
+      -D LLVM_ENABLE_RUNTIMES="${runtimes}" \
+      -G Ninja \
+      -D CMAKE_PREFIX_PATH="${HOME}/.local" \
+      -D CMAKE_BUILD_TYPE=Release \
+      -D CLANG_ENABLE_CIR=${enable_cir} \
+      -D LLVM_ENABLE_ASSERTIONS=ON \
+      -D LLVM_BUILD_EXAMPLES=ON \
+      -D COMPILER_RT_BUILD_LIBFUZZER=OFF \
+      -D LLVM_LIT_ARGS="${lit_args}" \
+      -D LLVM_ENABLE_LLD=ON \
+      -D CMAKE_CXX_FLAGS=-gmlt \
+      -D CMAKE_C_COMPILER_LAUNCHER=sccache \
+      -D CMAKE_CXX_COMPILER_LAUNCHER=sccache \
+      -D LIBCXX_CXX_ABI=libcxxabi \
+      -D MLIR_ENABLE_BINDINGS_PYTHON=ON \
+      -D LLDB_ENABLE_PYTHON=ON \
+      -D LLDB_ENFORCE_STRICT_TEST_REQUIREMENTS=ON \
+      -D CMAKE_INSTALL_PREFIX="${INSTALL_DIR}" \
+      -D CMAKE_EXE_LINKER_FLAGS="-no-pie" \
+      -D LLVM_ENABLE_WERROR=ON
+
+start-group "ninja"
+
+if [[ -n "${targets}" ]]; then
+  # Targets are not escaped as they are passed as separate arguments.
+  ninja -C "${BUILD_DIR}" -k 0 ${targets} |& tee ninja.log
+  cp ${BUILD_DIR}/.ninja_log ninja.ninja_log
+fi
+
+if [[ -n "${runtime_targets}" ]]; then
+  start-group "ninja Runtimes"
+
+  ninja -C "${BUILD_DIR}" ${runtime_targets} |& tee ninja_runtimes.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes.ninja_log
+fi
+
+# Compiling runtimes with just-built Clang and running their tests
+# as an additional testing for Clang.
+if [[ -n "${runtime_targets_needs_reconfig}" ]]; then
+  start-group "CMake Runtimes C++26"
+
+  cmake \
+    -D LIBCXX_TEST_PARAMS="std=c++26" \
+    -D LIBCXXABI_TEST_PARAMS="std=c++26" \
+    "${BUILD_DIR}"
+
+  start-group "ninja Runtimes C++26"
+
+  ninja -C "${BUILD_DIR}" ${runtime_targets_needs_reconfig} \
+    |& tee ninja_runtimes_needs_reconfig1.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes_needs_reconig.ninja_log
+
+  start-group "CMake Runtimes Clang Modules"
+
+  cmake \
+    -D LIBCXX_TEST_PARAMS="enable_modules=clang" \
+    -D LIBCXXABI_TEST_PARAMS="enable_modules=clang" \
+    "${BUILD_DIR}"
+
+  start-group "ninja Runtimes Clang Modules"
+
+  ninja -C "${BUILD_DIR}" ${runtime_targets_needs_reconfig} \
+    |& tee ninja_runtimes_needs_reconfig2.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes_needs_reconfig2.ninja_log
+fi

.ci/requirements.txt

@@ -0,0 +1,3 @@
+junitparser==3.2.0
+google-cloud-storage==3.3.0
+PyGithub==2.8.1

.ci/utils.sh

@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+#===----------------------------------------------------------------------===##
+#
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+#
+#===----------------------------------------------------------------------===##
+
+# This script performs some setup and contains some utilities used for in the
+# monolithic-linux.sh and monolithic-windows.sh scripts.
+
+set -ex
+set -o pipefail
+
+MONOREPO_ROOT="${MONOREPO_ROOT:="$(git rev-parse --show-toplevel)"}"
+BUILD_DIR="${BUILD_DIR:=${MONOREPO_ROOT}/build}"
+
+rm -rf "${BUILD_DIR}"
+
+sccache --zero-stats
+
+function at-exit {
+  retcode=$?
+
+  mkdir -p artifacts
+  sccache --show-stats
+  sccache --show-stats >> artifacts/sccache_stats.txt
+  cp "${MONOREPO_ROOT}"/*.ninja_log artifacts/ || :
+  cp "${MONOREPO_ROOT}"/*.log artifacts/ || :
+  cp "${BUILD_DIR}"/test-results.*.xml artifacts/ || :
+
+  # If building fails there will be no results files.
+  shopt -s nullglob
+
+  if [[ -n "$GITHUB_ACTIONS" ]]; then
+    python "${MONOREPO_ROOT}"/.ci/generate_test_report_github.py \
+      $retcode "${BUILD_DIR}"/test-results.*.xml "${MONOREPO_ROOT}"/ninja*.log \
+      >> $GITHUB_STEP_SUMMARY
+    python "${MONOREPO_ROOT}"/.ci/premerge_advisor_explain.py \
+      $(git rev-parse HEAD~1) $retcode "${GITHUB_TOKEN}" \
+      $GITHUB_PR_NUMBER "${BUILD_DIR}"/test-results.*.xml \
+      "${MONOREPO_ROOT}"/ninja*.log
+  fi
+
+  if [[ "$retcode" != "0" ]]; then
+    if [[ -n "$GITHUB_ACTIONS" ]]; then
+      python "${MONOREPO_ROOT}"/.ci/premerge_advisor_upload.py \
+        $(git rev-parse HEAD~1) $GITHUB_RUN_NUMBER \
+        "${BUILD_DIR}"/test-results.*.xml "${MONOREPO_ROOT}"/ninja*.log
+    else
+      python "${MONOREPO_ROOT}"/.ci/premerge_advisor_upload.py \
+        $(git rev-parse HEAD) $BUILDBOT_BUILDNUMBER \
+        "${BUILD_DIR}"/test-results.*.xml "${MONOREPO_ROOT}"/ninja*.log
+    fi
+  fi
+}
+trap at-exit EXIT
+
+function start-group {
+  groupname=$1
+  if [[ -n "$GITHUB_ACTIONS" ]]; then
+    echo "::endgroup"
+    echo "::group::$groupname"
+  elif [[ -n "$POSTCOMMIT_CI" ]]; then
+    echo "@@@$STEP@@@"
+  else
+    echo "Starting $groupname"
+  fi
+}
+
+export PIP_BREAK_SYSTEM_PACKAGES=1
+pip install -q -r "${MONOREPO_ROOT}"/.ci/all_requirements.txt
+
+# The ARM64 builders run on AWS and don't have access to the GCS cache.
+if [[ -n "$GITHUB_ACTIONS" ]] && [[ "$RUNNER_ARCH" != "ARM64" ]]; then
+  python .ci/cache_lit_timing_files.py download
+fi

.clang-tidy

@@ -1,3 +1,4 @@
+HeaderFilterRegex: ''
 Checks: >
   -*,
   clang-diagnostic-*,

.git-blame-ignore-revs

@@ -143,3 +143,12 @@ a3a007ad5fa20abc90ead4e1030b481bf109b4cf
 b7e332d3f59f567b1999fbcc660d7837cba8e406
 6056f942abe83b05406df8b04e95ec37a3d160b5
 906295b8a31c8dac5aa845864c0bca9f02f86184
+
+# [clang-tidy][NFC] Remove trailing whitespaces in documentation
+8f2b167de4a1268160c06512d08863a9e8f43290
+
+# [clang-tidy][NFC] Enforce 80 characters limit in docs
+5edf70c41c5d69f3751b4199f642f4585599dade
+c73870dbe89a8219130e21a0b3f13df76d299352
+74c40293c309dbd142bf1f0ebfbfde6be8d30655
+a7ba8dcad76476478100c228a31d9c48391b1e03

.gitattributes

@@ -1,4 +1,5 @@
 .github/CODEOWNERS merge=ours
+clang/bindings/python/.git_archival.txt  export-subst
 
 libcxx/src/**/*.cpp     merge=libcxx-reformat
 libcxx/include/**/*.h   merge=libcxx-reformat