Merge branch 'main' of https://github.com/llvm/llvm-project

Author: zw3917

.ci/compute_projects.py

@@ -49,8 +49,7 @@
         "flang",
     },
     "lld": {"bolt", "cross-project-tests"},
-    # TODO(issues/132795): LLDB should be enabled on clang changes.
-    "clang": {"clang-tools-extra", "cross-project-tests"},
+    "clang": {"clang-tools-extra", "cross-project-tests", "lldb"},
     "mlir": {"flang"},
     # Test everything if ci scripts are changed.
     ".ci": {

.ci/compute_projects_test.py

@@ -83,11 +83,11 @@ def test_clang(self):
         )
         self.assertEqual(
             env_variables["projects_to_build"],
-            "clang;clang-tools-extra;lld;llvm",
+            "clang;clang-tools-extra;lld;lldb;llvm",
         )
         self.assertEqual(
             env_variables["project_check_targets"],
-            "check-clang check-clang-tools",
+            "check-clang check-clang-tools check-lldb",
         )
         self.assertEqual(
             env_variables["runtimes_to_build"], "compiler-rt;libcxx;libcxxabi;libunwind"
@@ -158,11 +158,11 @@ def test_cir(self):
         )
         self.assertEqual(
             env_variables["projects_to_build"],
-            "clang;clang-tools-extra;lld;llvm;mlir",
+            "clang;clang-tools-extra;lld;lldb;llvm;mlir",
         )
         self.assertEqual(
             env_variables["project_check_targets"],
-            "check-clang check-clang-cir check-clang-tools",
+            "check-clang check-clang-cir check-clang-tools check-lldb",
         )
         self.assertEqual(
             env_variables["runtimes_to_build"], "compiler-rt;libcxx;libcxxabi;libunwind"

.ci/monolithic-linux.sh

@@ -60,7 +60,8 @@ cmake -S "${MONOREPO_ROOT}"/llvm -B "${BUILD_DIR}" \
       -D MLIR_ENABLE_BINDINGS_PYTHON=ON \
       -D LLDB_ENABLE_PYTHON=ON \
       -D LLDB_ENFORCE_STRICT_TEST_REQUIREMENTS=ON \
-      -D CMAKE_INSTALL_PREFIX="${INSTALL_DIR}"
+      -D CMAKE_INSTALL_PREFIX="${INSTALL_DIR}" \
+      -D CMAKE_EXE_LINKER_FLAGS="-no-pie"
 
 start-group "ninja"
 

.github/workflows/libclang-python-tests.yml

@@ -4,7 +4,6 @@ permissions:
   contents: read
 
 on:
-  workflow_dispatch:
   push:
     branches:
       - 'main'
@@ -13,29 +12,46 @@ on:
       - 'clang/tools/libclang/**'
       - 'clang/CMakeList.txt'
       - '.github/workflows/libclang-python-tests.yml'
-      - '.github/workflows/llvm-project-tests.yml'
   pull_request:
     paths:
       - 'clang/bindings/python/**'
       - 'clang/tools/libclang/**'
       - 'clang/CMakeList.txt'
       - '.github/workflows/libclang-python-tests.yml'
-      - '.github/workflows/llvm-project-tests.yml'
 
 jobs:
   check-clang-python:
     # Build libclang and then run the libclang Python binding's unit tests.
+    # There is an issue running on "windows-2019".
+    # See https://github.com/llvm/llvm-project/issues/76601#issuecomment-1873049082.
     name: Build and run Python unit tests
     if: github.repository == 'llvm/llvm-project'
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
         python-version: ["3.8", "3.13"]
-    uses: ./.github/workflows/llvm-project-tests.yml
-    with:
-      build_target: check-clang-python
-      projects: clang
-      # There is an issue running on "windows-2019".
-      # See https://github.com/llvm/llvm-project/issues/76601#issuecomment-1873049082.
-      os_list: '["ubuntu-24.04"]'
-      python_version: ${{ matrix.python-version }}
+    steps:
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - name: Setup Python
+        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5.4.0
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Setup ccache
+        uses: hendrikmuhs/ccache-action@a1209f81afb8c005c13b4296c32e363431bffea5 # v1.2.17
+        with:
+          max-size: 2G
+          key: spirv-ubuntu-24.04
+          variant: sccache
+      - name: Build and Test
+        run: |
+          mkdir build
+          cmake -GNinja \
+            -S llvm \
+            -B build \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DLLVM_ENABLE_ASSERTIONS=ON \
+            -DCMAKE_C_COMPILER_LAUNCHER=sccache \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
+            -DLLVM_ENABLE_PROJECTS=clang
+          ninja -C build check-clang-python

.github/workflows/llvm-project-tests.yml

@@ -24,9 +24,28 @@ jobs:
   check_spirv:
     if: github.repository_owner == 'llvm'
     name: Test MLIR SPIR-V
-    uses: ./.github/workflows/llvm-project-tests.yml
-    with:
-      build_target: check-mlir
-      projects: mlir
-      extra_cmake_args: '-DLLVM_TARGETS_TO_BUILD="host" -DLLVM_INCLUDE_SPIRV_TOOLS_TESTS=ON'
-      os_list: '["ubuntu-24.04"]'
+    runs-on: ubuntu-24.04
+    container:
+      image: ghcr.io/llvm/ci-ubuntu-24.04:latest
+    steps:
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - name: Setup ccache
+        uses: hendrikmuhs/ccache-action@a1209f81afb8c005c13b4296c32e363431bffea5 # v1.2.17
+        with:
+          max-size: 2G
+          key: spirv-mlir-ubuntu-24.04
+          variant: sccache
+      - name: Build and Test
+        run: |
+          mkdir build
+          cmake -GNinja \
+            -S llvm \
+            -B build \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DLLVM_ENABLE_ASSERTIONS=ON \
+            -DCMAKE_C_COMPILER_LAUNCHER=sccache \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
+            -DLLVM_TARGETS_TO_BUILD="host" \
+            -DLLVM_INCLUDE_SPIRV_TOOLS_TESTS=ON \
+            -DLLVM_ENABLE_PROJECTS=mlir
+          ninja -C build check-mlir

.github/workflows/llvm-project-workflow-tests.yml

@@ -70,8 +70,6 @@ jobs:
       - name: Run code formatter
         env:
           GITHUB_PR_NUMBER: ${{ github.event.pull_request.number }}
-          START_REV: ${{ github.event.pull_request.base.sha }}
-          END_REV: ${{ github.event.pull_request.head.sha }}
           CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
         # Create an empty comments file so the pr-write job doesn't fail.
         run: |

.github/workflows/mlir-spirv-tests.yml

@@ -69,6 +69,11 @@ jobs:
 
           ./.ci/monolithic-linux.sh "${projects_to_build}" "${project_check_targets}" "${runtimes_to_build}" "${runtimes_check_targets}" "${runtimes_check_targets_needs_reconfig}" "${enable_cir}"
       - name: Upload Artifacts
+        # In some cases, Github will fail to upload the artifact. We want to
+        # continue anyways as a failed artifact upload is an infra failure, not
+        # a checks failure.
+        # https://github.com/actions/upload-artifact/issues/569
+        continue-on-error: true
         if: '!cancelled()'
         uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:
@@ -114,6 +119,11 @@ jobs:
           # these environment variables.
           bash -c "export SCCACHE_GCS_BUCKET=$CACHE_GCS_BUCKET; export SCCACHE_GCS_RW_MODE=READ_WRITE; export SCCACHE_IDLE_TIMEOUT=0; sccache --start-server; .ci/monolithic-windows.sh \"${{ steps.vars.outputs.windows-projects }}\" \"${{ steps.vars.outputs.windows-check-targets }}\""
       - name: Upload Artifacts
+        # In some cases, Github will fail to upload the artifact. We want to
+        # continue anyways as a failed artifact upload is an infra failure, not
+        # a checks failure.
+        # https://github.com/actions/upload-artifact/issues/569
+        continue-on-error: true
         if: '!cancelled()'
         uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
         with:

.github/workflows/pr-code-format.yml

@@ -138,6 +138,12 @@
   Dump function CFGs to graphviz format after each stage;enable '-print-loops'
   for color-coded blocks
 
+- `--dump-dot-func=<func1,func2,func3...>`
+
+  Dump function CFGs to graphviz format for specified functions only;
+  takes function name patterns (regex supported). Note: C++ function names
+  must be passed using their mangled names
+
 - `--dump-linux-exceptions`
 
   Dump Linux kernel exception table