Add ci_windows_x64-libshortfin.yml

Adds a Windows CI for shortfin. Building passes (with several warnings)
but not all ctests and pytests do. As soon as we have passing tests, the
CI configuration should be merged with the Linux CI into a matrix
configuration.

.github/workflows/ci_windows_x64-libshortfin.yml

@@ -0,0 +1,95 @@
+# Copyright 2024 Advanced Micro Devices, Inc.
+#
+# Licensed under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+name: CI - shortfin - Windows
+
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+    branches:
+      - main
+    paths:
+      - '.github/workflows/ci_windows_x64-libshortfin.yml'
+      - 'shortfin/**'
+
+permissions:
+  contents: read
+
+concurrency:
+  # A PR number if a pull request and otherwise the commit hash. This cancels
+  # queued and in-progress runs for the same PR (presubmit) or commit
+  # (postsubmit). The workflow name is prepended to avoid conflicts between
+  # different workflows.
+  group: ${{ github.workflow }}-${{ github.event.number || github.sha }}
+  cancel-in-progress: true
+
+env:
+  IREE_REPO_DIR: ${{ github.workspace }}/iree
+  LIBSHORTFIN_DIR: ${{ github.workspace }}/shortfin/
+
+jobs:
+  build-and-test:
+    name: Build and test
+    runs-on: windows-2022
+
+    steps:
+    - name: Configure MSVC
+      uses: ilammy/msvc-dev-cmd@0b201ec74fa43914dc39ae48a89fd1d8cb592756 # v1.13.0
+
+    - name: Checkout repository
+      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      with:
+        submodules: false
+
+    - name: Checkout IREE repo
+      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+      with:
+        repository: iree-org/iree
+        path: ${{ env.IREE_REPO_DIR }}
+        submodules: false
+        ref: candidate-20240904.1006
+
+    - name: Initalize IREE submodules
+      working-directory: ${{ env.IREE_REPO_DIR }}
+      run : |
+        git submodule update --init --depth 1 -- third_party/benchmark
+        git submodule update --init --depth 1 -- third_party/cpuinfo/
+        git submodule update --init --depth 1 -- third_party/flatcc
+        git submodule update --init --depth 1 -- third_party/googletest
+        git submodule update --init --depth 1 -- third_party/hip-build-deps/
+
+    - name: Setup Python
+      uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
+      with:
+        python-version: "3.12"
+        cache: "pip"
+    - name: Install Python packages
+      working-directory: ${{ env.LIBSHORTFIN_DIR }}
+      run: |
+        pip install -r requirements-tests.txt
+        pip install -r requirements-iree-compiler.txt
+        pip freeze
+
+    - name: Build shortfin (full)
+      working-directory: ${{ env.LIBSHORTFIN_DIR }}
+      shell: bash
+      run: |
+        mkdir build
+        cmake -GNinja \
+          -S. \
+          -Bbuild \
+          -DSHORTFIN_BUNDLE_DEPS=ON \
+          -DSHORTFIN_IREE_SOURCE_DIR="${{ env.IREE_REPO_DIR }}" \
+          -DSHORTFIN_BUILD_PYTHON_BINDINGS=ON
+        cmake --build build --target all
+        pip install -v -e build/
+
+    - name: Test shortfin (full)
+      working-directory: ${{ env.LIBSHORTFIN_DIR }}
+      run: |
+        ctest --timeout 30 --output-on-failure --test-dir build
+        pytest -s