Merge branch 'llvm:main' into feat

Author: W-50243

.ci/generate-buildkite-pipeline-premerge

@@ -107,7 +107,7 @@ function add-dependencies() {
       done
     ;;
     compiler-rt|libc|openmp)
-      echo clang
+      echo clang lld
     ;;
     flang|lldb)
       for p in llvm clang; do

.ci/monolithic-linux.sh

@@ -45,7 +45,7 @@ cmake -S ${MONOREPO_ROOT}/llvm -B ${BUILD_DIR} \
       -D LLVM_ENABLE_ASSERTIONS=ON \
       -D LLVM_BUILD_EXAMPLES=ON \
       -D COMPILER_RT_BUILD_LIBFUZZER=OFF \
-      -D LLVM_LIT_ARGS="-v --xunit-xml-output ${BUILD_DIR}/test-results.xml" \
+      -D LLVM_LIT_ARGS="-v --xunit-xml-output ${BUILD_DIR}/test-results.xml --timeout=1200 --time-tests" \
       -D LLVM_ENABLE_LLD=ON \
       -D CMAKE_CXX_FLAGS=-gmlt \
       -D BOLT_CLANG_EXE=/usr/bin/clang \

.ci/monolithic-windows.sh

@@ -45,7 +45,7 @@ cmake -S ${MONOREPO_ROOT}/llvm -B ${BUILD_DIR} \
       -D LLVM_ENABLE_ASSERTIONS=ON \
       -D LLVM_BUILD_EXAMPLES=ON \
       -D COMPILER_RT_BUILD_LIBFUZZER=OFF \
-      -D LLVM_LIT_ARGS="-v --xunit-xml-output ${BUILD_DIR}/test-results.xml" \
+      -D LLVM_LIT_ARGS="-v --xunit-xml-output ${BUILD_DIR}/test-results.xml --timeout=1200 --time-tests" \
       -D COMPILER_RT_BUILD_ORC=OFF \
       -D CMAKE_C_COMPILER_LAUNCHER=sccache \
       -D CMAKE_CXX_COMPILER_LAUNCHER=sccache \

.git-blame-ignore-revs

@@ -64,3 +64,12 @@ f6d557ee34b6bbdb1dc32f29e34b4a4a8ad35e81
 
 # [libc++][NFC] clang-format <shared_mutex>
 2d7eb9c9ea1a146412a83603d5c0c6339a5d8284
+
+# [libc++] Rename _LIBCPP_INLINE_VISIBILITY to _LIBCPP_HIDE_FROM_ABI
+4c198542226223f6a5c5511a1f89b37d15ee10b9
+
+# [libc++] Replace uses of _VSTD:: by std:: (#74331)
+77a00c0d546cd4aa8311b5b9031ae9ea8cdb050c
+
+# [libc++] Format the code base (#74334)
+9783f28cbb155e4a8d49c12e1c60ce14dcfaf0c7

.gitattributes

@@ -0,0 +1,142 @@
+libcxx/src/**/*.cpp     merge=libcxx-reformat
+libcxx/include/**/*.h   merge=libcxx-reformat
+
+# Explicitly handle files with no extension
+libcxx/include/__availability               merge=libcxx-reformat
+libcxx/include/__bit_reference              merge=libcxx-reformat
+libcxx/include/__config                     merge=libcxx-reformat
+libcxx/include/__hash_table                 merge=libcxx-reformat
+libcxx/include/__locale                     merge=libcxx-reformat
+libcxx/include/__node_handle                merge=libcxx-reformat
+libcxx/include/__split_buffer               merge=libcxx-reformat
+libcxx/include/__std_clang_module           merge=libcxx-reformat
+libcxx/include/__threading_support          merge=libcxx-reformat
+libcxx/include/__tree                       merge=libcxx-reformat
+libcxx/include/__verbose_abort              merge=libcxx-reformat
+libcxx/include/algorithm                    merge=libcxx-reformat
+libcxx/include/any                          merge=libcxx-reformat
+libcxx/include/array                        merge=libcxx-reformat
+libcxx/include/atomic                       merge=libcxx-reformat
+libcxx/include/barrier                      merge=libcxx-reformat
+libcxx/include/bit                          merge=libcxx-reformat
+libcxx/include/bitset                       merge=libcxx-reformat
+libcxx/include/cassert                      merge=libcxx-reformat
+libcxx/include/ccomplex                     merge=libcxx-reformat
+libcxx/include/cctype                       merge=libcxx-reformat
+libcxx/include/cerrno                       merge=libcxx-reformat
+libcxx/include/cfenv                        merge=libcxx-reformat
+libcxx/include/cfloat                       merge=libcxx-reformat
+libcxx/include/charconv                     merge=libcxx-reformat
+libcxx/include/chrono                       merge=libcxx-reformat
+libcxx/include/cinttypes                    merge=libcxx-reformat
+libcxx/include/ciso646                      merge=libcxx-reformat
+libcxx/include/climits                      merge=libcxx-reformat
+libcxx/include/clocale                      merge=libcxx-reformat
+libcxx/include/cmath                        merge=libcxx-reformat
+libcxx/include/codecvt                      merge=libcxx-reformat
+libcxx/include/compare                      merge=libcxx-reformat
+libcxx/include/complex                      merge=libcxx-reformat
+libcxx/include/concepts                     merge=libcxx-reformat
+libcxx/include/condition_variable           merge=libcxx-reformat
+libcxx/include/coroutine                    merge=libcxx-reformat
+libcxx/include/csetjmp                      merge=libcxx-reformat
+libcxx/include/csignal                      merge=libcxx-reformat
+libcxx/include/cstdarg                      merge=libcxx-reformat
+libcxx/include/cstdbool                     merge=libcxx-reformat
+libcxx/include/cstddef                      merge=libcxx-reformat
+libcxx/include/cstdint                      merge=libcxx-reformat
+libcxx/include/cstdio                       merge=libcxx-reformat
+libcxx/include/cstdlib                      merge=libcxx-reformat
+libcxx/include/cstring                      merge=libcxx-reformat
+libcxx/include/ctgmath                      merge=libcxx-reformat
+libcxx/include/ctime                        merge=libcxx-reformat
+libcxx/include/cuchar                       merge=libcxx-reformat
+libcxx/include/cwchar                       merge=libcxx-reformat
+libcxx/include/cwctype                      merge=libcxx-reformat
+libcxx/include/deque                        merge=libcxx-reformat
+libcxx/include/exception                    merge=libcxx-reformat
+libcxx/include/execution                    merge=libcxx-reformat
+libcxx/include/expected                     merge=libcxx-reformat
+libcxx/include/experimental/__config        merge=libcxx-reformat
+libcxx/include/experimental/__memory        merge=libcxx-reformat
+libcxx/include/experimental/deque           merge=libcxx-reformat
+libcxx/include/experimental/forward_list    merge=libcxx-reformat
+libcxx/include/experimental/iterator        merge=libcxx-reformat
+libcxx/include/experimental/list            merge=libcxx-reformat
+libcxx/include/experimental/map             merge=libcxx-reformat
+libcxx/include/experimental/memory          merge=libcxx-reformat
+libcxx/include/experimental/memory_resource merge=libcxx-reformat
+libcxx/include/experimental/propagate_const merge=libcxx-reformat
+libcxx/include/experimental/regex           merge=libcxx-reformat
+libcxx/include/experimental/set             merge=libcxx-reformat
+libcxx/include/experimental/simd            merge=libcxx-reformat
+libcxx/include/experimental/string          merge=libcxx-reformat
+libcxx/include/experimental/type_traits     merge=libcxx-reformat
+libcxx/include/experimental/unordered_map   merge=libcxx-reformat
+libcxx/include/experimental/unordered_set   merge=libcxx-reformat
+libcxx/include/experimental/utility         merge=libcxx-reformat
+libcxx/include/experimental/vector          merge=libcxx-reformat
+libcxx/include/ext/__hash                   merge=libcxx-reformat
+libcxx/include/ext/hash_map                 merge=libcxx-reformat
+libcxx/include/ext/hash_set                 merge=libcxx-reformat
+libcxx/include/filesystem                   merge=libcxx-reformat
+libcxx/include/format                       merge=libcxx-reformat
+libcxx/include/forward_list                 merge=libcxx-reformat
+libcxx/include/fstream                      merge=libcxx-reformat
+libcxx/include/functional                   merge=libcxx-reformat
+libcxx/include/future                       merge=libcxx-reformat
+libcxx/include/initializer_list             merge=libcxx-reformat
+libcxx/include/iomanip                      merge=libcxx-reformat
+libcxx/include/ios                          merge=libcxx-reformat
+libcxx/include/iosfwd                       merge=libcxx-reformat
+libcxx/include/iostream                     merge=libcxx-reformat
+libcxx/include/istream                      merge=libcxx-reformat
+libcxx/include/iterator                     merge=libcxx-reformat
+libcxx/include/latch                        merge=libcxx-reformat
+libcxx/include/limits                       merge=libcxx-reformat
+libcxx/include/list                         merge=libcxx-reformat
+libcxx/include/locale                       merge=libcxx-reformat
+libcxx/include/map                          merge=libcxx-reformat
+libcxx/include/mdspan                       merge=libcxx-reformat
+libcxx/include/memory                       merge=libcxx-reformat
+libcxx/include/memory_resource              merge=libcxx-reformat
+libcxx/include/mutex                        merge=libcxx-reformat
+libcxx/include/new                          merge=libcxx-reformat
+libcxx/include/numbers                      merge=libcxx-reformat
+libcxx/include/numeric                      merge=libcxx-reformat
+libcxx/include/optional                     merge=libcxx-reformat
+libcxx/include/ostream                      merge=libcxx-reformat
+libcxx/include/print                        merge=libcxx-reformat
+libcxx/include/queue                        merge=libcxx-reformat
+libcxx/include/random                       merge=libcxx-reformat
+libcxx/include/ranges                       merge=libcxx-reformat
+libcxx/include/ratio                        merge=libcxx-reformat
+libcxx/include/regex                        merge=libcxx-reformat
+libcxx/include/scoped_allocator             merge=libcxx-reformat
+libcxx/include/semaphore                    merge=libcxx-reformat
+libcxx/include/set                          merge=libcxx-reformat
+libcxx/include/shared_mutex                 merge=libcxx-reformat
+libcxx/include/source_location              merge=libcxx-reformat
+libcxx/include/span                         merge=libcxx-reformat
+libcxx/include/sstream                      merge=libcxx-reformat
+libcxx/include/stack                        merge=libcxx-reformat
+libcxx/include/stdexcept                    merge=libcxx-reformat
+libcxx/include/stop_token                   merge=libcxx-reformat
+libcxx/include/streambuf                    merge=libcxx-reformat
+libcxx/include/string                       merge=libcxx-reformat
+libcxx/include/string_view                  merge=libcxx-reformat
+libcxx/include/strstream                    merge=libcxx-reformat
+libcxx/include/syncstream                   merge=libcxx-reformat
+libcxx/include/system_error                 merge=libcxx-reformat
+libcxx/include/thread                       merge=libcxx-reformat
+libcxx/include/tuple                        merge=libcxx-reformat
+libcxx/include/type_traits                  merge=libcxx-reformat
+libcxx/include/typeindex                    merge=libcxx-reformat
+libcxx/include/typeinfo                     merge=libcxx-reformat
+libcxx/include/unordered_map                merge=libcxx-reformat
+libcxx/include/unordered_set                merge=libcxx-reformat
+libcxx/include/utility                      merge=libcxx-reformat
+libcxx/include/valarray                     merge=libcxx-reformat
+libcxx/include/variant                      merge=libcxx-reformat
+libcxx/include/vector                       merge=libcxx-reformat
+libcxx/include/version                      merge=libcxx-reformat

.github/CODEOWNERS

@@ -33,29 +33,71 @@
 
 /lldb/ @JDevlieghere
 
-/mlir/include/mlir/Interfaces/TilingInterface.* @MaheshRavishankar
+# MLIR Interfaces.
+/mlir/include/mlir/Interfaces/TilingInterface.* @MaheshRavishankar @nicolasvasilache
+/mlir/lib/Interfaces/TilingInterface.* @MaheshRavishankar @nicolasvasilache
+/mlir/include/mlir/Interfaces/ValueBoundsOpInterface.* @matthias-springer
+/mlir/lib/Interfaces/ValueBoundsOpInterface.* @matthias-springer
+/mlir/**/ValueBoundsOpInterfaceImpl.* @matthias-springer
+/mlir/include/mlir/Interfaces/RuntimeVerifiableOpInterface.* @matthias-springer
+/mlir/lib/Interfaces/RuntimeVerifiableOpInterface.* @matthias-springer
+/mlir/**/RuntimeVerifiableOpInterfaceImpl.* @matthias-springer
+/mlir/include/mlir/Interfaces/SubsetOpInterface.* @matthias-springer
+/mlir/lib/Interfaces/SubsetOpInterface.* @matthias-springer
+/mlir/**/SubsetOpInterfaceImpl.* @matthias-springer
+/mlir/include/mlir/Interfaces/DestinationStyleOpInterface.* @matthias-springer
+/mlir/lib/Interfaces/DestinationStyleOpInterface.* @matthias-springer
 
-/mlir/lib/Dialect/Linalg/Transforms/DecomposeLinalgOps.cpp @MaheshRavishankar
-/mlir/lib/Dialect/Linalg/Transforms/DropUnitDims.cpp @MaheshRavishankar
-/mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp @MaheshRavishankar
-/mlir/lib/Dialect/MemRef/Transforms/EmulateNarrowType.cpp @MaheshRavishankar
-/mlir/lib/Dialect/Vector/Transforms/VectorEmulateNarrowType.cpp @MaheshRavishankar
-/mlir/lib/Interfaces/TilingInterface.* @MaheshRavishankar
+# Bufferization Dialect in MLIR.
+/mlir/include/mlir/Dialect/Bufferization @matthias-springer
+/mlir/lib/Dialect/Bufferization @matthias-springer
+/mlir/**/BufferizableOpInterfaceImpl.* @matthias-springer
+/mlir/Dialect/*/Transforms/Bufferize.cpp @matthias-springer
 
+# Linalg Dialect in MLIR.
+/mlir/include/mlir/Dialect/Linalg @dcaballe @nicolasvasilache
+/mlir/lib/Dialect/Linalg @dcaballe @nicolasvasilache
+/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
+/mlir/lib/Dialect/Linalg/Transforms/DataLayoutPropagation.cpp @hanhanW @nicolasvasilache
+/mlir/lib/Dialect/Linalg/Transforms/Transforms.cpp @hanhanW @nicolasvasilache
+/mlir/lib/Dialect/Linalg/Transforms/Vectorization.cpp @hanhanW @nicolasvasilache
+
+# MemRef Dialect in MLIR.
+/mlir/lib/Dialect/MemRef/Transforms/EmulateNarrowType.cpp @MaheshRavishankar @nicolasvasilache
+
+# Vector Dialect in MLIR.
+/mlir/**/*AMX* @aartbik @dcaballe
+/mlir/**/*Neon* @banach-space @dcaballe @nicolasvasilache
+/mlir/**/*SME* @banach-space @dcaballe @nicolasvasilache
+/mlir/**/*SVE* @banach-space @dcaballe @nicolasvasilache
+/mlir/**/*VectorInterfaces* @dcaballe @nicolasvasilache
+/mlir/**/*VectorToSCF* @banach-space @dcaballe @nicolasvasilache @matthias-springer
+/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/lib/Dialect/Vector/Transforms/VectorEmulateNarrowType.cpp @MaheshRavishankar @nicolasvasilache
 /mlir/**/*EmulateNarrowType* @hanhanW
-/mlir/lib/Dialect/Linalg/Transforms/DataLayoutPropagation.cpp @hanhanW
-/mlir/lib/Dialect/Linalg/Transforms/Transforms.cpp @hanhanW
-/mlir/lib/Dialect/Linalg/Transforms/Vectorization.cpp @hanhanW
-/mlir/lib/Dialect/Tensor/IR/TensorTilingInterfaceImpl.cpp @hanhanW
-/mlir/lib/Dialect/Tensor/Transforms/FoldIntoPackAndUnpackPatterns.cpp @hanhanW
-/mlir/lib/Dialect/Vector/Transforms/* @hanhanW
+/mlir/lib/Dialect/Vector/Transforms/* @hanhanW @nicolasvasilache
+
+# Presburger library in MLIR
+/mlir/**/*Presburger* @Groverkss @Superty
+
+# Tensor Dialect in MLIR.
+/mlir/lib/Dialect/Tensor/IR/TensorTilingInterfaceImpl.cpp @hanhanW @nicolasvasilache
+/mlir/lib/Dialect/Tensor/Transforms/* @hanhanW @nicolasvasilache
 
 # Transform Dialect in MLIR.
-/mlir/include/mlir/Dialect/Transform/* @ftynse
-/mlir/lib/Dialect/Transform/* @ftynse
+/mlir/include/mlir/Dialect/Transform/* @ftynse @nicolasvasilache
+/mlir/lib/Dialect/Transform/* @ftynse @nicolasvasilache
 
-# SPIR-V in MLIR.
+# SPIR-V Dialect in MLIR.
 /mlir/**/SPIRV/ @antiagainst @kuhar
 /mlir/**/SPIRVTo*/ @antiagainst @kuhar
 /mlir/**/*ToSPIRV/ @antiagainst @kuhar
 /mlir/tools/mlir-tblgen/SPIRVUtilsGen.cpp @antiagainst @kuhar
+
+# MLIR Sparsifier.
+/mlir/**/*SparseTensor*/ @aartbik @PeimingLiu @yinying-lisa-li @matthias-springer

.github/dependabot.yml

@@ -0,0 +1,18 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+    groups:
+      github-actions:
+        patterns:
+          - "*"
+  - package-ecosystem: "pip"
+    directory: "/llvm/docs"
+    schedule:
+      interval: "monthly"
+    groups:
+      llvm-docs-requirements:
+        patterns:
+          - "*"

.github/new-prs-labeler.yml

@@ -308,6 +308,9 @@ clang-tidy:
   - clang-tools-extra/docs/clang-tidy/**
   - clang-tools-extra/test/clang-tidy/**
 
+clang-tools-extra:
+  - clang-tools-extra/**
+
 tools:llvm-mca:
   - llvm/tools/llvm-mca/**
   - llvm/include/llvm/MCA/**

.github/workflows/README.md

@@ -1 +1 @@
-Github action workflows should be stored in this directrory.
+Github action workflows should be stored in this directory.

.github/workflows/build-ci-container.yml

@@ -0,0 +1,60 @@
+
+name: Build CI Container
+
+permissions:
+  contents: read
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - .github/workflows/build-ci-container.yml
+      - '.github/workflows/containers/github-action-ci/**'
+  pull_request:
+    branches:
+      - main
+    paths:
+      - .github/workflows/build-ci-container.yml
+      - '.github/workflows/containers/github-action-ci/**'
+
+jobs:
+  build-ci-container:
+    if: github.repository_owner == 'llvm'
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+    steps:
+      - name: Write Variables
+        id: vars
+        run: |
+          tag=`date +%s`
+          container_name="ghcr.io/$GITHUB_REPOSITORY_OWNER/ci-ubuntu-22.04"
+          echo "container-name=$container_name" >> $GITHUB_OUTPUT
+          echo "container-name-tag=$container_name:$tag" >> $GITHUB_OUTPUT
+
+      - name: Checkout LLVM
+        uses: actions/checkout@v4
+        with:
+          sparse-checkout: .github/workflows/containers/github-action-ci/
+
+      - name: Build Container
+        working-directory: ./.github/workflows/containers/github-action-ci/
+        run: |
+          podman build -t ${{ steps.vars.outputs.container-name-tag }} .
+          podman tag ${{ steps.vars.outputs.container-name-tag }} ${{ steps.vars.outputs.container-name }}:latest
+
+      - name: Test Container
+        run: |
+          for image in ${{ steps.vars.outputs.container-name-tag }} ${{  steps.vars.outputs.container-name }}; do
+            podman run --rm -it $image /usr/bin/bash -x -c 'printf '\''#include <iostream>\nint main(int argc, char **argv) { std::cout << "Hello\\n"; }'\'' | clang++ -x c++ - && ./a.out | grep Hello'
+          done
+
+      - name: Push Container
+        if: github.event_name == 'push'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          podman login -u ${{ github.actor }} -p $GITHUB_TOKEN ghcr.io
+          podman push ${{ steps.vars.outputs.container-name-tag }}
+          podman push ${{ steps.vars.outputs.container-name }}:latest