feat: Python Runtime Windows Builds on TRT 10

.bazelrc

@@ -25,6 +25,9 @@ build --cxxopt="-fdiagnostics-color=always"
 build --cxxopt='-std=c++17'
 #build --linkopt="-Wl,--no-as-needed"
 
+build:windows --cxxopt="/GS-" --cxxopt="/std:c++17" --cxxopt="/permissive-"
+build:windows --cxxopt="/wd4244" --cxxopt="/wd4267" --cxxopt="/wd4819"
+build:windows --features=windows_export_all_symbols
 
 build:python --cxxopt="-D_GLIBCXX_USE_CXX11_ABI=0"
 build:python --linkopt="-D_GLIBCXX_USE_CXX11_ABI=0"

.github/scripts/install-torch-tensorrt-windows.sh

@@ -0,0 +1,14 @@
+set -eou pipefail
+source "${BUILD_ENV_FILE}"
+
+# Install test index version of Torch and Torchvision
+${CONDA_RUN} ${PIP_INSTALL_TORCH} torchvision
+${CONDA_RUN} pip install pyyaml mpmath==1.3.0
+
+# Install TRT 10 from PyPi
+${CONDA_RUN} pip install tensorrt==10.0.0b6 tensorrt-${CU_VERSION::4}-bindings==10.0.0b6 tensorrt-${CU_VERSION::4}-libs==10.0.0b6 --extra-index-url https://pypi.nvidia.com
+
+# Install pre-built Torch-TRT
+${CONDA_RUN} pip install ${RUNNER_ARTIFACT_DIR}/torch_tensorrt*.whl
+
+echo -e "Running test script";

.github/workflows/build-test-windows.yml

@@ -0,0 +1,159 @@
+name: Build and test Windows wheels
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+      - nightly
+      - release/*
+    tags:
+        # NOTE: Binary build pipelines should only get triggered on release candidate builds
+        # Release candidate tags look like: v1.11.0-rc1
+        - v[0-9]+.[0-9]+.[0-9]+-rc[0-9]+
+  workflow_dispatch:
+
+jobs:
+  generate-matrix:
+    uses: pytorch/test-infra/.github/workflows/generate_binary_build_matrix.yml@main
+    with:
+      package-type: wheel
+      os: windows
+      test-infra-repository: pytorch/test-infra
+      test-infra-ref: main
+      with-rocm: false
+      with-cpu: false
+
+  build:
+    needs: generate-matrix
+    permissions:
+      id-token: write
+      contents: read
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - repository: pytorch/tensorrt
+            pre-script: packaging/pre_build_script_windows.sh
+            smoke-test-script: packaging/smoke_test_windows.py
+            package-name: torch_tensorrt
+    name: Build torch-tensorrt whl package
+    uses: pytorch/test-infra/.github/workflows/build_wheels_windows.yml@main
+    with:
+      repository: ${{ matrix.repository }}
+      ref: ""
+      test-infra-repository: pytorch/test-infra
+      test-infra-ref: main
+      build-matrix: ${{ needs.generate-matrix.outputs.matrix }}
+      pre-script: ${{ matrix.pre-script }}
+      smoke-test-script: ${{ matrix.smoke-test-script }}
+      package-name: ${{ matrix.package-name }}
+      trigger-event: ${{ github.event_name }}
+
+  tests-py-dynamo-converters:
+    name: Test dynamo converters [Python]
+    needs: [generate-matrix, build]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - repository: pytorch/tensorrt
+            package-name: torch_tensorrt
+    uses: ./.github/workflows/windows-test.yml
+    with:
+      job-name: tests-py-dynamo-converters
+      repository: "pytorch/tensorrt"
+      ref: ""
+      test-infra-repository: pytorch/test-infra
+      test-infra-ref: main
+      build-matrix: ${{ needs.generate-matrix.outputs.matrix }}
+      pre-script: packaging/driver_upgrade.bat
+      script: |
+        export USE_HOST_DEPS=1
+        pushd .
+        cd tests/py/dynamo
+        ${CONDA_RUN} python -m pip install --pre pytest-xdist timm transformers parameterized expecttest==0.1.6 --use-deprecated=legacy-resolver
+        ${CONDA_RUN} python -m pytest --junitxml=${RUNNER_TEST_RESULTS_DIR}/dynamo_converters_test_results.xml -n 10 conversion/
+        popd
+
+  tests-py-dynamo-fe:
+    name: Test dynamo frontend [Python]
+    needs: [generate-matrix, build]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - repository: pytorch/tensorrt
+            package-name: torch_tensorrt
+    uses: ./.github/workflows/windows-test.yml
+    with:
+      job-name: tests-py-dynamo-fe
+      repository: "pytorch/tensorrt"
+      ref: ""
+      test-infra-repository: pytorch/test-infra
+      test-infra-ref: main
+      build-matrix: ${{ needs.generate-matrix.outputs.matrix }}
+      pre-script: packaging/driver_upgrade.bat
+      script: |
+        export USE_HOST_DEPS=1
+        pushd .
+        cd tests/py/dynamo
+        ${CONDA_RUN} python -m pip install --pre pytest-xdist timm transformers parameterized expecttest==0.1.6 --use-deprecated=legacy-resolver
+        ${CONDA_RUN} python -m pytest --junitxml=${RUNNER_TEST_RESULTS_DIR}/dynamo_fe_test_results.xml --ir dynamo models/test_models_export.py
+        ${CONDA_RUN} python -m pytest --junitxml=${RUNNER_TEST_RESULTS_DIR}/dyn_models_export.xml --ir dynamo models/test_dyn_models.py
+        popd
+
+  tests-py-torch-compile-be:
+    name: Test torch compile backend [Python]
+    needs: [generate-matrix, build]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - repository: pytorch/tensorrt
+            package-name: torch_tensorrt
+    uses: ./.github/workflows/windows-test.yml
+    with:
+      job-name: tests-py-torch-compile-be
+      repository: ${{ matrix.repository }}
+      ref: ""
+      test-infra-repository: pytorch/test-infra
+      test-infra-ref: main
+      pre-script: packaging/driver_upgrade.bat
+      build-matrix: ${{ needs.generate-matrix.outputs.matrix }}
+      script: |
+        export USE_HOST_DEPS=1
+        pushd .
+        cd tests/py/dynamo
+        ${CONDA_RUN} python -m pip install --pre pytest-xdist timm transformers parameterized expecttest==0.1.6 --use-deprecated=legacy-resolver
+        ${CONDA_RUN} python -m pytest -n 10 --junitxml=${RUNNER_TEST_RESULTS_DIR}/torch_compile_be_test_results.xml backend/
+        ${CONDA_RUN} python -m pytest -n 4 --junitxml=${RUNNER_TEST_RESULTS_DIR}/torch_comple_be_e2e_test_results.xml --ir torch_compile models/test_models.py
+        popd
+
+  tests-py-dynamo-core:
+    name: Test dynamo core [Python]
+    needs: [generate-matrix, build]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - repository: pytorch/tensorrt
+            package-name: torch_tensorrt
+    uses: ./.github/workflows/windows-test.yml
+    with:
+      job-name: tests-py-dynamo-core
+      repository: "pytorch/tensorrt"
+      ref: ""
+      test-infra-repository: pytorch/test-infra
+      test-infra-ref: main
+      build-matrix: ${{ needs.generate-matrix.outputs.matrix }}
+      pre-script: packaging/driver_upgrade.bat
+      script: |
+        export USE_HOST_DEPS=1
+        pushd .
+        cd tests/py/dynamo
+        ${CONDA_RUN} python -m pip install --pre pytest-xdist timm transformers parameterized expecttest==0.1.6 --use-deprecated=legacy-resolver
+        ${CONDA_RUN} python -m pytest -n 4 --junitxml=${RUNNER_TEST_RESULTS_DIR}/tests_py_dynamo_core_runtime_test_results.xml runtime/
+        ${CONDA_RUN} python -m pytest -n 4 --junitxml=${RUNNER_TEST_RESULTS_DIR}/tests_py_dynamo_core_partitioning_test_results.xml partitioning/
+        ${CONDA_RUN} python -m pytest -n 4 --junitxml=${RUNNER_TEST_RESULTS_DIR}/tests_py_dynamo_core_lowering_test_results.xml lowering/
+        popd

.github/workflows/windows-test.yml

@@ -0,0 +1,140 @@
+name: Test on Windows
+
+on:
+  workflow_call:
+    inputs:
+      repository:
+        description: 'Repository to checkout, defaults to ""'
+        default: ""
+        type: string
+      ref:
+        description: 'Reference to checkout, defaults to "nightly"'
+        default: "nightly"
+        type: string
+      test-infra-repository:
+        description: "Test infra repository to use"
+        default: "pytorch/test-infra"
+        type: string
+      test-infra-ref:
+        description: "Test infra reference to use"
+        default: ""
+        type: string
+      build-matrix:
+        description: "Build matrix to utilize"
+        default: ""
+        type: string
+      pre-script:
+        description: "Pre script to run prior to build"
+        default: ""
+        type: string
+      script:
+        description: 'Script to utilize'
+        default: "python setup.py bdist_wheel"
+        type: string
+      job-name:
+        description: "Name for the job, which is displayed in the GitHub UI"
+        default: "windows-job"
+        type: string
+      continue-on-error:
+        description: "Prevents a job from failing when a step fails. Set to true to allow a job to pass when exec script step fails."
+        default: false
+        type: boolean
+
+jobs:
+  test:
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJSON(inputs.build-matrix) }}
+    env:
+      PYTHON_VERSION: ${{ matrix.python_version }}
+      PACKAGE_TYPE: wheel
+      REPOSITORY: ${{ inputs.repository }}
+      REF: ${{ inputs.ref }}
+      CU_VERSION: ${{ matrix.desired_cuda }}
+      SCRIPT: ${{ inputs.script }}
+      PYTHONUTF8: 1
+    name: ${{ inputs.job-name }}-${{ matrix.desired_cuda }}
+    runs-on: windows.8xlarge.nvidia.gpu.nonephemeral
+    defaults:
+      run:
+        shell: bash -l {0}
+    # If a build is taking longer than 60 minutes on these runners we need
+    # to have a conversation
+    timeout-minutes: 60
+    steps:
+      - name: Clean workspace
+        run: |
+          echo "::group::Cleanup debug output"
+          rm -rfv "${GITHUB_WORKSPACE}"
+          mkdir -p "${GITHUB_WORKSPACE}"
+          echo "::endgroup::"
+      - name: Checkout repository (${{ inputs.test-infra-repository }}@${{ inputs.test-infra-ref }})
+        uses: actions/checkout@v3
+        with:
+          # Support the use case where we need to checkout someone's fork
+          repository: ${{ inputs.test-infra-repository }}
+          ref: ${{ inputs.test-infra-ref }}
+          path: test-infra
+      - name: Setup Windows
+        uses: ./test-infra/.github/actions/setup-windows
+      - name: Setup SSH
+        uses: ./test-infra/.github/actions/setup-ssh
+        with:
+          github-secret: ${{ github.token }}
+      - name: Add Conda scripts to GitHub path
+        run: |
+          echo "C:/Jenkins/Miniconda3/Scripts" >> $GITHUB_PATH
+      - uses: ./test-infra/.github/actions/set-channel
+      - uses: ./test-infra/.github/actions/setup-binary-builds
+        with:
+          repository: ${{ inputs.repository }}
+          ref: ${{ inputs.ref }}
+          setup-miniconda: false
+          python-version: ${{ env.PYTHON_VERSION }}
+          cuda-version: ${{ env.CU_VERSION }}
+          arch: ${{ env.ARCH }}
+      - name: Run Pre-Script with Caching
+        if: ${{ inputs.pre-script != '' }}
+        uses: ./test-infra/.github/actions/run-script-with-cache
+        with:
+          cache-path: ${{ inputs.cache-path }}
+          cache-key: ${{ inputs.cache-key }}
+          repository: ${{ inputs.repository  }}
+          script: ${{ inputs.pre-script }}
+          is_windows: 'enabled'
+      - name: Download artifacts
+        uses: actions/download-artifact@v3
+        with:
+          name: ${{ env.ARTIFACT_NAME }}
+          path: ${{ runner.temp }}/artifacts/
+      - name: Pack script
+        continue-on-error: ${{ inputs.continue-on-error }}
+        working-directory: ${{ inputs.repository }}
+        env:
+          ALL_SECRETS: ${{ toJSON(secrets) }}
+        run: |
+          set -eou pipefail
+          source "${BUILD_ENV_FILE}"
+          {
+            echo "${SCRIPT}";
+          } > "user_script"
+          cat .github/scripts/install-torch-tensorrt-windows.sh user_script > exec_script
+      - name: Run script
+        uses: ./test-infra/.github/actions/run-script-with-cache
+        with:
+          repository: ${{ inputs.repository  }}
+          script: exec_script
+          is_windows: 'enabled'
+      - name: Surface failing tests
+        if: always()
+        uses: pmeier/pytest-results-action@v0.3.0
+        with:
+          path: ${{ env.RUNNER_TEST_RESULTS_DIR }}
+          fail-on-empty: false
+      - name: Teardown Windows
+        if: ${{ always() }}
+        uses: ./test-infra/.github/actions/teardown-windows
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}-${{ inputs.repository }}-${{ github.event_name == 'workflow_dispatch' }}-${{ inputs.job-name }}
+  cancel-in-progress: true

BUILD → BUILD.bazel

@@ -52,7 +52,7 @@ pkg_tar(
 pkg_tar(
     name = "lib",
     srcs = select({
-        ":windows": ["//cpp/lib:torch_tensorrt.dll"],
+        ":windows": ["//cpp/lib:torchtrt.dll"],
         "//conditions:default": [
             "//cpp/lib:libtorchtrt.so",
             "//cpp/lib:libtorchtrt_plugins.so",
@@ -66,7 +66,7 @@ pkg_tar(
 pkg_tar(
     name = "lib_rt",
     srcs = select({
-        ":windows": ["//cpp/lib:torch_tensorrt_runtime.dll"],
+        ":windows": ["//cpp/lib:torchtrt_runtime.dll"],
         "//conditions:default": [
             "//cpp/lib:libtorchtrt_runtime.so",
         ],

core/conversion/BUILD

@@ -31,6 +31,7 @@ cc_library(
         ":use_pre_cxx11_abi": ["@libtorch_pre_cxx11_abi//:libtorch"],
         "//conditions:default": ["@libtorch"],
     }),
+    alwayslink = True,
 )
 
 pkg_tar(

core/conversion/conversionctx/BUILD

@@ -26,6 +26,7 @@ cc_library(
         ":use_pre_cxx11_abi": ["@libtorch_pre_cxx11_abi//:libtorch"],
         "//conditions:default": ["@libtorch"],
     }),
+    alwayslink = True,
 )
 
 pkg_tar(

core/conversion/converters/impl/activation.cpp

@@ -91,7 +91,7 @@ auto acthardtanh TORCHTRT_UNUSED =
 
                // Out_tensor of ParametricReLU shape is all 0, when slopes nDims is not equal to in nDims.
                // Since make sure splopes nDims is equal to in nDims.
-               if (slopes.ndimension() == 1 and original_shape.nbDims != slopes.ndimension()) {
+               if (slopes.ndimension() == 1 && original_shape.nbDims != slopes.ndimension()) {
                  std::vector<int64_t> slopes_new_shape(original_shape.nbDims, 1);
                  auto first_inputs_allowed_formats = ctx->net->getInput(0)->getAllowedFormats();
                  for (size_t inputs_index = 1; inputs_index < ctx->num_inputs; inputs_index++) {

core/ir/BUILD

@@ -28,6 +28,7 @@ cc_library(
         ":use_pre_cxx11_abi": ["@libtorch_pre_cxx11_abi//:libtorch"],
         "//conditions:default": ["@libtorch"],
     }),
+    alwayslink = True,
 )
 
 pkg_tar(

core/lowering/passes/BUILD

@@ -52,6 +52,7 @@ cc_library(
         ":use_pre_cxx11_abi": ["@libtorch_pre_cxx11_abi//:libtorch"],
         "//conditions:default": ["@libtorch"],
     }),
+    alwayslink = True,
 )
 
 pkg_tar(