[flang] Retry add basic -mtune support

.ci/generate-buildkite-pipeline-premerge

@@ -74,7 +74,8 @@ function compute-projects-to-test() {
       fi
     ;;
     clang)
-      for p in clang-tools-extra compiler-rt lldb cross-project-tests; do
+      # lldb is temporarily removed to alleviate Linux pre-commit CI waiting times
+      for p in clang-tools-extra compiler-rt cross-project-tests; do
         echo $p
       done
     ;;

.git-blame-ignore-revs

@@ -81,3 +81,6 @@ f6d557ee34b6bbdb1dc32f29e34b4a4a8ad35e81
 
 # [NFC] clang-format utils/TableGen (#80973)
 b9079baaddfed5e604fbfaa1d81a7a1c38e78c26
+
+# [libc++][NFC] Run clang-format on libcxx/include again (#95874)
+e2c2ffbe7a1b5d9e32a2ce64279475b50c4cba5b

.github/CODEOWNERS

@@ -64,8 +64,8 @@ clang/test/AST/Interp/ @tbaederr
 /mlir/Dialect/*/Transforms/Bufferize.cpp @matthias-springer
 
 # Linalg Dialect in MLIR.
-/mlir/include/mlir/Dialect/Linalg/* @dcaballe @nicolasvasilache @rengolin
-/mlir/lib/Dialect/Linalg/* @dcaballe @nicolasvasilache @rengolin
+/mlir/include/mlir/Dialect/Linalg @dcaballe @nicolasvasilache @rengolin
+/mlir/lib/Dialect/Linalg @dcaballe @nicolasvasilache @rengolin
 /mlir/lib/Dialect/Linalg/Transforms/DecomposeLinalgOps.cpp @MaheshRavishankar @nicolasvasilache
 /mlir/lib/Dialect/Linalg/Transforms/DropUnitDims.cpp @MaheshRavishankar @nicolasvasilache
 /mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp @MaheshRavishankar @nicolasvasilache
@@ -85,8 +85,8 @@ clang/test/AST/Interp/ @tbaederr
 /mlir/**/*VectorToSCF* @banach-space @dcaballe @matthias-springer @nicolasvasilache
 /mlir/**/*VectorToLLVM* @banach-space @dcaballe @nicolasvasilache
 /mlir/**/*X86Vector* @aartbik @dcaballe @nicolasvasilache
-/mlir/include/mlir/Dialect/Vector/* @dcaballe @nicolasvasilache
-/mlir/lib/Dialect/Vector/* @dcaballe @nicolasvasilache
+/mlir/include/mlir/Dialect/Vector @dcaballe @nicolasvasilache
+/mlir/lib/Dialect/Vector @dcaballe @nicolasvasilache
 /mlir/lib/Dialect/Vector/Transforms/* @hanhanW @nicolasvasilache
 /mlir/lib/Dialect/Vector/Transforms/VectorEmulateNarrowType.cpp @MaheshRavishankar @nicolasvasilache
 /mlir/**/*EmulateNarrowType* @dcaballe @hanhanW
@@ -141,3 +141,8 @@ clang/test/AST/Interp/ @tbaederr
 
 # ExtractAPI
 /clang/**/ExtractAPI @daniel-grumberg
+
+# DWARFLinker, dwarfutil, dsymutil
+/llvm/**/DWARFLinker/ @JDevlieghere
+/llvm/**/dsymutil/ @JDevlieghere
+/llvm/**/llvm-dwarfutil/ @JDevlieghere

.github/workflows/docs.yml

@@ -100,7 +100,7 @@ jobs:
         with:
           fetch-depth: 1
       - name: Setup Python env
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.11'
           cache: 'pip'

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

@@ -36,7 +36,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.7", "3.11"]
+        python-version: ["3.8", "3.11"]
     uses: ./.github/workflows/llvm-project-tests.yml
     with:
       build_target: check-clang-python

.github/workflows/libcxx-build-and-test.yaml

@@ -209,16 +209,16 @@ jobs:
       - uses: actions/checkout@v4
       - name: Install dependencies
         run: |
-          choco install -y ninja wget
+          choco install -y ninja
           pip install psutil
       - name: Install a current LLVM
         if: ${{ matrix.mingw != true }}
         run: |
-          choco install -y llvm --version=17.0.6
+          choco install -y llvm --version=18.1.6 --allow-downgrade
       - name: Install llvm-mingw
         if: ${{ matrix.mingw == true }}
         run: |
-          curl -LO https://github.com/mstorsjo/llvm-mingw/releases/download/20231128/llvm-mingw-20231128-ucrt-x86_64.zip
+          curl -LO https://github.com/mstorsjo/llvm-mingw/releases/download/20240606/llvm-mingw-20240606-ucrt-x86_64.zip
           powershell Expand-Archive llvm-mingw*.zip -DestinationPath .
           del llvm-mingw*.zip
           mv llvm-mingw* c:\llvm-mingw

.github/workflows/restart-preempted-libcxx-jobs.yaml → .github/workflows/libcxx-restart-preempted-jobs.yaml

@@ -34,7 +34,7 @@ jobs:
           script: |
             const failure_regex = /Process completed with exit code 1./
             const preemption_regex = /The runner has received a shutdown signal/
-            
+
             const wf_run = context.payload.workflow_run
             core.notice(`Running on "${wf_run.display_title}" by @${wf_run.actor.login} (event: ${wf_run.event})\nWorkflow run URL: ${wf_run.html_url}`)
 
@@ -80,30 +80,30 @@ jobs:
               }
               check_run_ids.push(check_run.id);
             }
-            
+
             has_preempted_job = false;
 
             for (check_run_id of check_run_ids) {
               console.log('Listing annotations for check run: ' + check_run_id);
-                 
+
               annotations = await github.rest.checks.listAnnotations({
                 owner: context.repo.owner,
                 repo: context.repo.repo,
                 check_run_id: check_run_id
               })
-              
+
               for (annotation of annotations.data) {
                 if (annotation.annotation_level != 'failure') {
                   continue;
                 }
-                
+
                 const preemption_match = annotation.message.match(preemption_regex);
-              
+
                 if (preemption_match != null) {
                   console.log('Found preemption message: ' + annotation.message);
                   has_preempted_job = true;
                 }
-                
+
                 const failure_match = annotation.message.match(failure_regex);
                 if (failure_match != null) {
                   // We only want to restart the workflow if all of the failures were due to preemption.
@@ -115,20 +115,18 @@ jobs:
                   return;
                 }
               }
-            } 
-             
+            }
+
             if (!has_preempted_job) {
               core.notice('No preempted jobs found. Not restarting workflow.');
               await create_check_run('neutral', 'No preempted jobs found. Not restarting workflow.')
               return;
             }
-            
+
             core.notice("Restarted workflow: " + context.payload.workflow_run.id);
             await github.rest.actions.reRunWorkflowFailedJobs({
                 owner: context.repo.owner,
                 repo: context.repo.repo,
                 run_id: context.payload.workflow_run.id
               })
             await create_check_run('success', 'Restarted workflow run due to preempted job')
-            
-        

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

@@ -77,7 +77,7 @@ jobs:
       # lldb.  Using this setup-python action to make 3.10 the default
       # python fixes this.
       - name: Setup Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ inputs.python_version }}
       - name: Install Ninja

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

@@ -55,10 +55,10 @@ jobs:
       - name: Install clang-format
         uses: aminya/setup-cpp@v1
         with:
-          clangformat: 18.1.1
+          clangformat: 18.1.7
 
       - name: Setup Python env
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.11'
           cache: 'pip'

.github/workflows/release-documentation.yml

@@ -37,7 +37,7 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'

.github/workflows/release-doxygen.yml

@@ -39,7 +39,7 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'

.github/workflows/release-sources.yml

@@ -0,0 +1,104 @@
+name: Release Sources
+
+permissions:
+  contents: read
+
+on:
+  workflow_dispatch:
+    inputs:
+      release-version:
+        description: Release Version
+        required: true
+        type: string
+  workflow_call:
+    inputs:
+      release-version:
+        description: Release Version
+        required: true
+        type: string
+  # Run on pull_requests for testing purposes.
+  pull_request:
+    paths:
+      - '.github/workflows/release-sources.yml'
+    types:
+      - opened
+      - synchronize
+      - reopened
+      # When a PR is closed, we still start this workflow, but then skip
+      # all the jobs, which makes it effectively a no-op.  The reason to
+      # do this is that it allows us to take advantage of concurrency groups
+      # to cancel in progress CI jobs whenever the PR is closed.
+      - closed
+
+concurrency:
+  group: ${{ github.workflow }}-${{ inputs.release-version || github.event.pull_request.number }}
+  cancel-in-progress: True
+
+jobs:
+  inputs:
+    name: Collect Job Inputs
+    if: >-
+      github.repository_owner == 'llvm' &&
+      github.event.action != 'closed'
+    outputs:
+      ref: ${{ steps.inputs.outputs.ref }}
+      export-args: ${{ steps.inputs.outputs.export-args }}
+    runs-on: ubuntu-latest
+    steps:
+      - id: inputs
+        run: |
+          ref=${{ inputs.release-version || github.sha }}
+          if [ -n "${{ inputs.release-version }}" ]; then
+            export_args="-release ${{ inputs.release-version }} -final"
+          else
+            export_args="-git-ref ${{ github.sha }}"
+          fi
+          echo "ref=$ref" >> $GITHUB_OUTPUT
+          echo "export-args=$export_args" >> $GITHUB_OUTPUT
+
+  release-sources:
+    name: Package Release Sources
+    if: github.repository_owner == 'llvm'
+    runs-on: ubuntu-latest
+    needs:
+      - inputs
+    permissions:
+      id-token: write
+      attestations: write
+    steps:
+      - name: Checkout LLVM
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        with:
+          ref: ${{ needs.inputs.outputs.ref }}
+          fetch-tags: true
+      - name: Install Dependencies
+        run: |
+          pip install --require-hashes -r ./llvm/utils/git/requirements.txt
+
+      - name: Check Permissions
+        if: github.event_name != 'pull_request'
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+          USER_TOKEN: ${{ secrets.RELEASE_TASKS_USER_TOKEN }}
+        run: |
+          ./llvm/utils/release/./github-upload-release.py --token "$GITHUB_TOKEN" --user ${{ github.actor }} --user-token "$USER_TOKEN" check-permissions
+      - name: Create Tarballs
+        run: |
+          ./llvm/utils/release/export.sh ${{ needs.inputs.outputs.export-args }}
+      - name: Attest Build Provenance
+        if: github.event_name != 'pull_request'
+        id: provenance
+        uses: actions/attest-build-provenance@897ed5eab6ed058a474202017ada7f40bfa52940 # v1.0.0
+        with:
+          subject-path: "*.xz"
+      - if: github.event_name != 'pull_request'
+        run: |
+          mv ${{ steps.provenance.outputs.bundle-path }} .
+      - name: Create Tarball Artifacts
+        uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 #v4.3.3
+        with:
+          path: |
+            *.xz
+            attestation.jsonl
+
+

.github/workflows/release-tasks.yml

@@ -85,3 +85,14 @@ jobs:
     with:
       release-version: ${{ needs.validate-tag.outputs.release-version }}
       upload: true
+
+  release-sources:
+    name: Package Release Sources
+    permissions:
+      id-token: write
+      attestations: write
+    needs:
+      - validate-tag
+    uses: ./.github/workflows/release-sources.yml
+    with:
+      release-version: ${{ needs.validate-tag.outputs.release-version }}