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Win-arm64 cross compile workflow
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‎.github/workflows/windows_arm64.yml

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name: Windows Arm64
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on:
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workflow_dispatch:
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env:
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python_version: 3.12
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concurrency:
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group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
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cancel-in-progress: true
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permissions:
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contents: read # to fetch code (actions/checkout)
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jobs:
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windows_arm:
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runs-on: windows-2019
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# To enable this job on a fork, comment out:
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if: github.repository == 'numpy/numpy'
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steps:
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- name: Checkout
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uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
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with:
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submodules: recursive
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fetch-tags: true
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- name: Setup Python
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uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
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with:
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python-version: ${{env.python_version}}
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architecture: x64
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- name: Install build dependencies from PyPI
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run: |
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python -m pip install -r requirements/build_requirements.txt
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- name: Prepare python
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shell: powershell
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run: |
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$ErrorActionPreference = "Stop"
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#Detecting python location and version
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$PythonDir = (Split-Path -Parent (get-command python).Path)
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$PythonVersionParts = ( -split (python -V))
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$PythonVersion = $PythonVersionParts[1]
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#Downloading the package for appropriate python version from nuget
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$PythonARM64NugetLink = "https://www.nuget.org/api/v2/package/pythonarm64/$PythonVersion"
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$PythonARM64NugetZip = "nuget_python.zip"
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$PythonARM64NugetDir = "temp_nuget"
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Invoke-WebRequest $PythonARM64NugetLink -OutFile $PythonARM64NugetZip
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#Changing the libs folder to enable python libraries to be linked for arm64
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Expand-Archive $PythonARM64NugetZip $PythonARM64NugetDir
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Copy-Item $PythonARM64NugetDir\tools\libs\* $PythonDir\libs
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Remove-Item -Force -Recurse $PythonARM64NugetDir
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Remove-Item -Force $PythonARM64NugetZip
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if ((Test-Path -LiteralPath variable:\LASTEXITCODE)) { exit $LASTEXITCODE }
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- name: Prepare Licence
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shell: powershell
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run: |
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$ErrorActionPreference = "Stop"
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$CurrentDir = (get-location).Path
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$LicenseFile = "$CurrentDir\LICENSE.txt"
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Set-Content $LicenseFile ([Environment]::NewLine)
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Add-Content $LicenseFile "----"
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Add-Content $LicenseFile ([Environment]::NewLine)
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Add-Content $LicenseFile (Get-Content "$CurrentDir\LICENSES_bundled.txt")
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Add-Content $LicenseFile (Get-Content "$CurrentDir\tools\wheels\LICENSE_win32.txt")
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if ((Test-Path -LiteralPath variable:\LASTEXITCODE)) { exit $LASTEXITCODE }
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- name: Wheel build
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shell: powershell
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run: |
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$ErrorActionPreference = "Stop"
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#Creating cross compile script for messon subsystem
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$CurrentDir = (get-location)
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$CrossScript = "$CurrentDir\arm64_w64.txt"
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$CrossScriptContent =
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{
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[host_machine]
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system = 'windows'
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subsystem = 'windows'
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kernel = 'nt'
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cpu_family = 'aarch64'
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cpu = 'aarch64'
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endian = 'little'
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[binaries]
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c='cl.exe'
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cpp = 'cl.exe'
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[properties]
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sizeof_short = 2
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sizeof_int = 4
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sizeof_long = 4
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sizeof_long_long = 8
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sizeof_float = 4
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sizeof_double = 8
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sizeof_long_double = 8
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sizeof_size_t = 8
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sizeof_wchar_t = 2
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sizeof_off_t = 4
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sizeof_Py_intptr_t = 8
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sizeof_PY_LONG_LONG = 8
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longdouble_format = 'IEEE_DOUBLE_LE'
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}
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Set-Content $CrossScript $CrossScriptContent.ToString()
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#Setting up cross compilers from MSVC
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$Products = 'Community', 'Professional', 'Enterprise', 'BuildTools' | % { "Microsoft.VisualStudio.Product.$_" }
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$VsInstallPath = (vswhere -products $Products -latest -format json | ConvertFrom-Json).installationPath
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$VSVars = (Get-ChildItem -Path $VsInstallPath -Recurse -Filter "vcvarsamd64_arm64.bat").FullName
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$ScriptingObj = New-Object -ComObject Scripting.FileSystemObject
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$VSVarsShort = $ScriptingObj.GetFile($VSVars).ShortPath
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cmd /c "$VSVarsShort && set" |
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ForEach-Object {
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if ($_ -match "=") {
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$Var = $_.split("=")
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set-item -force -path "ENV:\$($Var[0])" -value "$($Var[1])"
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}
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}
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#Building the wheel
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pip wheel . --config-settings=setup-args="--cross-file=$CrossScript"
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if ((Test-Path -LiteralPath variable:\LASTEXITCODE)) { exit $LASTEXITCODE }
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- name: Fix wheel
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shell: powershell
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run: |
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$ErrorActionPreference = "Stop"
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#Finding whl file
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$CurrentDir = (get-location)
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$WhlName = ((Get-ChildItem -Filter "*.whl").FullName)
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$ZipWhlName = "$CurrentDir\ZipWhlName.zip"
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$UnzippedWhl = "$CurrentDir\unzipedWhl"
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#Expanding whl file
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Rename-Item -Path $WhlName $ZipWhlName
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if (Test-Path $UnzippedWhl) {
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Remove-Item -Force -Recurse $UnzippedWhl
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}
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Expand-Archive -Force -Path $ZipWhlName $UnzippedWhl
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#Renaming all files to show that their arch is arm64
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Get-ChildItem -Recurse -Path $UnzippedWhl *win_amd64* | Rename-Item -NewName { $_.Name -replace 'win_amd64', 'win_arm64' }
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$DIST_DIR = (Get-ChildItem -Recurse -Path $UnzippedWhl *dist-info).FullName
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#Changing amd64 references from metafiles
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(GET-Content $DIST_DIR/RECORD) -replace 'win_amd64', 'win_arm64' | Set-Content $DIST_DIR/RECORD
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(GET-Content $DIST_DIR/WHEEL) -replace 'win_amd64', 'win_arm64' | Set-Content $DIST_DIR/WHEEL
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#Packing whl file
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Compress-Archive -Path $UnzippedWhl\* -DestinationPath $ZipWhlName -Force
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$WhlName = $WhlName.Replace("win_amd64", "win_arm64")
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Rename-Item -Path $ZipWhlName $WhlName
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if ((Test-Path -LiteralPath variable:\LASTEXITCODE)) { exit $LASTEXITCODE }
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- name: Upload Artifacts
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uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4.3.6
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with:
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name: ${{ env.python_version }}-win_arm64
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path: ./*.whl
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- name: Setup Mamba
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uses: mamba-org/setup-micromamba@f8b8a1e23a26f60a44c853292711bacfd3eac822
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with:
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# for installation of anaconda-client, required for upload to
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# anaconda.org
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# Note that this step is *after* specific pythons have been used to
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# build and test the wheel
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# for installation of anaconda-client, for upload to anaconda.org
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# environment will be activated after creation, and in future bash steps
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init-shell: bash
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environment-name: upload-env
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create-args: >-
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anaconda-client
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# - name: Upload wheels
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# if: success()
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# shell: bash -el {0}
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# # see https://github.com/marketplace/actions/setup-miniconda for why
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# # `-el {0}` is required.
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# env:
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# NUMPY_STAGING_UPLOAD_TOKEN: ${{ secrets.NUMPY_STAGING_UPLOAD_TOKEN }}
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# NUMPY_NIGHTLY_UPLOAD_TOKEN: ${{ secrets.NUMPY_NIGHTLY_UPLOAD_TOKEN }}
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# run: |
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# source tools/wheels/upload_wheels.sh
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# set_upload_vars
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# # trigger an upload to
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# # https://anaconda.org/scientific-python-nightly-wheels/numpy
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# # for cron jobs or "Run workflow" (restricted to main branch).
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# # Tags will upload to
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# # https://anaconda.org/multibuild-wheels-staging/numpy
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# # The tokens were originally generated at anaconda.org
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# upload_wheels
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