Bump PyTorch pin to dev20250602

.ci/docker/ci_commit_pins/pytorch.txt

@@ -1 +1 @@
-01f1cc44cbbfdf6307aa01b803a4ee22f9ade946
+64247892a0ca8ed045ad0b530eb87c3dd66590ea

.ci/scripts/test_ios_ci.sh

@@ -42,6 +42,10 @@ say "Installing CoreML Backend Requirements"
 
 ./backends/apple/coreml/scripts/install_requirements.sh
 
+say "Installing MPS Backend Requirements"
+
+./backends/apple/mps/install_requirements.sh
+
 say "Exporting Models"
 
 python3 -m examples.portable.scripts.export --model_name="$MODEL_NAME" --segment_alignment=0x4000

.ci/scripts/test_model.sh

@@ -49,24 +49,14 @@ prepare_artifacts_upload() {
 }
 
 build_cmake_executor_runner() {
-  local backend_string_select="${1:-}"
   echo "Building executor_runner"
   rm -rf ${CMAKE_OUTPUT_DIR}
-  mkdir ${CMAKE_OUTPUT_DIR}
-  if [[ "$backend_string_select" == "XNNPACK" ]]; then
-    echo "Backend $backend_string_select selected"
-    (cd ${CMAKE_OUTPUT_DIR} \
-      && cmake -DCMAKE_BUILD_TYPE=Release \
-        -DEXECUTORCH_BUILD_XNNPACK=ON \
-        -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" ..)
-    cmake --build ${CMAKE_OUTPUT_DIR} -j4
-  else
-    cmake -DCMAKE_BUILD_TYPE=Debug \
-        -DEXECUTORCH_BUILD_KERNELS_OPTIMIZED=ON \
-        -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" \
-        -B${CMAKE_OUTPUT_DIR} .
-    cmake --build ${CMAKE_OUTPUT_DIR} -j4 --config Debug
-  fi
+  cmake -DCMAKE_BUILD_TYPE=Debug \
+      -DEXECUTORCH_BUILD_KERNELS_OPTIMIZED=ON \
+      -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" \
+      -B${CMAKE_OUTPUT_DIR} .
+
+  cmake --build ${CMAKE_OUTPUT_DIR} -j4 --config Debug
 }
 
 run_portable_executor_runner() {
@@ -121,6 +111,19 @@ test_model() {
   run_portable_executor_runner
 }
 
+build_cmake_xnn_executor_runner() {
+  echo "Building xnn_executor_runner"
+
+  (rm -rf ${CMAKE_OUTPUT_DIR} \
+    && mkdir ${CMAKE_OUTPUT_DIR} \
+    && cd ${CMAKE_OUTPUT_DIR} \
+    && retry cmake -DCMAKE_BUILD_TYPE=Release \
+      -DEXECUTORCH_BUILD_XNNPACK=ON \
+      -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" ..)
+
+  cmake --build ${CMAKE_OUTPUT_DIR} -j4
+}
+
 test_model_with_xnnpack() {
   WITH_QUANTIZATION=$1
   WITH_DELEGATION=$2
@@ -145,11 +148,12 @@ test_model_with_xnnpack() {
 
   # Run test model
   if [[ "${BUILD_TOOL}" == "buck2" ]]; then
-    # TODO eventually buck should also use consolidated executor runners
     buck2 run //examples/xnnpack:xnn_executor_runner -- --model_path "${OUTPUT_MODEL_PATH}"
   elif [[ "${BUILD_TOOL}" == "cmake" ]]; then
-    build_cmake_executor_runner "XNNPACK"
-    ./${CMAKE_OUTPUT_DIR}/executor_runner --model_path "${OUTPUT_MODEL_PATH}"
+    if [[ ! -f ${CMAKE_OUTPUT_DIR}/backends/xnnpack/xnn_executor_runner ]]; then
+      build_cmake_xnn_executor_runner
+    fi
+    ./${CMAKE_OUTPUT_DIR}/backends/xnnpack/xnn_executor_runner --model_path "${OUTPUT_MODEL_PATH}"
   else
     echo "Invalid build tool ${BUILD_TOOL}. Only buck2 and cmake are supported atm"
     exit 1

.github/scripts/label_utils.py

@@ -22,7 +22,9 @@
 
 LABEL_ERR_MSG_TITLE = "This PR needs a `release notes:` label"
 LABEL_ERR_MSG = f"""# {LABEL_ERR_MSG_TITLE}
-If your change should be included in the release notes (i.e. would users of this library care about this change?), please use a label starting with `release notes:`. This helps us keep track and include your important work in the next release notes.
+If your change should be included in the release notes (i.e. would users of this library care about this change?), please use a label starting with `release notes:`.
+
+If not, please add the `release notes: none` label.
 
 To add a label, you can comment to pytorchbot, for example
 `@pytorchbot label "release notes: none"`

.github/scripts/trymerge.py

@@ -59,7 +59,12 @@
     patterns_to_regex,
     retries_decorator,
 )
-from label_utils import gh_add_labels, gh_remove_label
+from label_utils import (
+    gh_add_labels,
+    gh_remove_label,
+    has_required_labels,
+    LABEL_ERR_MSG,
+)
 from trymerge_explainer import get_revert_message, TryMergeExplainer
 
 # labels
@@ -2111,6 +2116,9 @@ def merge(
     # Check for approvals
     find_matching_merge_rule(pr, repo, skip_mandatory_checks=True)
 
+    if not has_required_labels(pr):
+        raise RuntimeError(LABEL_ERR_MSG.lstrip(" #"))
+
     if ignore_current:
         checks = pr.get_checkrun_conclusions()
         _, failing, _ = categorize_checks(

.github/workflows/apple-perf.yml

@@ -188,6 +188,11 @@ jobs:
             backends/apple/coreml/scripts/install_requirements.sh
         fi
 
+        if [[ ${{ matrix.config }} == *"mps"* ]]; then
+          PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
+            backends/apple/mps/install_requirements.sh
+        fi
+
         # Install requirements for export_llama
         PYTHON_EXECUTABLE=python ${CONDA_RUN} bash examples/models/llama/install_requirements.sh
 
@@ -374,6 +379,10 @@ jobs:
         # Install CoreML Backend Requirements
         PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
           backends/apple/coreml/scripts/install_requirements.sh
+
+        # Install MPS Backend Requirements
+        PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
+          backends/apple/mps/install_requirements.sh
         echo "::endgroup::"
 
         echo "::group::Build ExecuTorch iOS frameworks"

.github/workflows/apple.yml

@@ -154,6 +154,7 @@ jobs:
           "backend_xnnpack"
           "kernels_custom"
           "kernels_optimized"
+          "kernels_portable"
           "kernels_quantized"
           "threadpool"
         )
@@ -168,6 +169,10 @@ jobs:
         PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
         backends/apple/coreml/scripts/install_requirements.sh
 
+        # Install MPS Backend Requirements
+        PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
+        backends/apple/mps/install_requirements.sh
+
         # Build iOS Frameworks
         PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output scripts/build_apple_frameworks.sh
 
@@ -302,6 +307,10 @@ jobs:
         # Install CoreML Backend Requirements
         PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
           backends/apple/coreml/scripts/install_requirements.sh
+
+        # Install MPS Backend Requirements
+        PYTHON_EXECUTABLE=python ${CONDA_RUN} --no-capture-output \
+          backends/apple/mps/install_requirements.sh
         echo "::endgroup::"
 
         echo "::group::Build ExecuTorch iOS frameworks"

.github/workflows/check-labels.yml

@@ -51,4 +51,4 @@ jobs:
           PR_NUM: ${{ github.event.number || github.event.inputs.pr_number }}
         run: |
           set -ex
-          python3 .github/scripts/check_labels.py "${PR_NUM}"
+          python3 .github/scripts/check_labels.py --exit-non-zero "${PR_NUM}"

.github/workflows/trunk.yml

@@ -305,7 +305,7 @@ jobs:
         # Install requirements
         ${CONDA_RUN} sh install_requirements.sh
         ${CONDA_RUN} sh backends/apple/coreml/scripts/install_requirements.sh
-        ${CONDA_RUN} python install_executorch.py
+        ${CONDA_RUN} python install_executorch.py --pybind coreml
         ${CONDA_RUN} sh examples/models/llama/install_requirements.sh
 
         # Test ANE llama
@@ -414,7 +414,11 @@ jobs:
         # Setup executorch
         PYTHON_EXECUTABLE=python ${CONDA_RUN} bash .ci/scripts/setup-macos.sh --build-tool cmake
 
-        if [[ "${MODE}" == "coreml" ]]; then
+        if [[ "${MODE}" == "mps" ]]; then
+          # Install mps delegate
+          PYTHON_EXECUTABLE=python ${CONDA_RUN} bash backends/apple/mps/install_requirements.sh
+          echo "Finishing installing mps."
+        elif [[ "${MODE}" == "coreml" ]]; then
           # Install coreml delegate
           PYTHON_EXECUTABLE=python ${CONDA_RUN} bash backends/apple/coreml/scripts/install_requirements.sh
           echo "Finishing installing coreml."
@@ -500,6 +504,8 @@ jobs:
         PYTHON_EXECUTABLE=python ${CONDA_RUN} bash .ci/scripts/setup-macos.sh --build-tool "${BUILD_TOOL}"
         PYTHON_EXECUTABLE=python ${CONDA_RUN} bash backends/apple/coreml/scripts/install_requirements.sh
         echo "Finishing installing coreml."
+        PYTHON_EXECUTABLE=python ${CONDA_RUN} bash backends/apple/mps/install_requirements.sh
+        echo "Finishing installing mps."
 
         # Build and test coreml model
         MODELS=(mv3 ic4 resnet50 edsr mobilebert w2l)