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Build WebGPU on Windows arm64 #26223

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c40d4f2
Build webgpu ep on windows arm64
baijumeswani Oct 2, 2025
4280599
Download webgpu build tools to build with cross compile
baijumeswani Oct 2, 2025
521f366
Small update
baijumeswani Oct 2, 2025
909916a
Try from outside
baijumeswani Oct 2, 2025
1236eb6
Add default webgpu build flag
baijumeswani Oct 2, 2025
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1 change: 1 addition & 0 deletions tools/ci_build/github/azure-pipelines/custom-nuget-packaging-pipeline.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -122,6 +122,7 @@ extends:
build_config: 'RelWithDebInfo'
PublishArchive: true
PublishNugetToFeed: false
UseWebGPU: true

- template: templates/mac-cpu-packaging-pipeline.yml
parameters:
Expand Down
20 changes: 20 additions & 0 deletions tools/ci_build/github/azure-pipelines/templates/jobs/download_win_webgpu_build_tools.yml
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@@ -0,0 +1,20 @@
steps:
- powershell: |
azcopy.exe cp --recursive https://lotusscus.blob.core.windows.net/models/webgpu-build-tools $(Agent.TempDirectory)
displayName: 'Download WebGPU build tools'

- powershell: |
echo "##vso[task.setvariable variable=WebGPUBuildToolsDir]$(Agent.TempDirectory)\webgpu-build-tools"
displayName: Set WebGPUBuildToolsDir

- task: CmdLine@2
inputs:
script: |
echo $(WebGPUBuildToolsDir)
displayName: 'Print WebGPUBuildToolsDir after downloading WebGPU build tools'

- task: CmdLine@2
displayName: 'Print contents of WebGPU build tools'
inputs:
script: |
dir $(WebGPUBuildToolsDir)
16 changes: 13 additions & 3 deletions tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,8 @@ parameters:
StageName: 'OnnxRuntime_QNN_Nuget_Win_x64'
PublishArchive: false
PublishNugetToFeed: true
UseWebGPU: false
ExtraBuildArgs: ''

stages:
- stage: ${{ parameters.StageName }}
Expand Down Expand Up @@ -48,6 +50,7 @@ stages:
OrtPackageId: ${{ parameters.OrtNugetPackageId }}
ReleaseVersionSuffix: $[stageDependencies.Setup.Set_Variables.outputs['Set_Release_Version_Suffix.ReleaseVersionSuffix']]
commonBuildArgs: '--skip_submodule_sync --build_shared_lib --client_package_build --cmake_generator "Visual Studio 17 2022" --config ${{ parameters.build_config }} --parallel --use_vcpkg --use_vcpkg_ms_internal_asset_cache --use_binskim_compliant_compile_flags '
WebGPUBuildFlags: ''

steps:
- template: set-version-number-variables-step.yml
Expand All @@ -56,6 +59,13 @@ stages:
parameters:
host_cpu_arch: 'x64'

- ${{ if eq(parameters.UseWebGPU, true) }}:
- template: jobs/download_win_webgpu_build_tools.yml

- powershell: |
echo "##vso[task.setvariable variable=WebGPUBuildFlags] --use_webgpu --cmake_extra_defines LLVM_TABLEGEN=$(WebGPUBuildToolsDir)\llvm-tblgen.exe CLANG_TABLEGEN=$(WebGPUBuildToolsDir)\clang-tblgen.exe"
displayName: Set Additional Build Flags for WebGPU

- template: jobs/download_win_qnn_sdk.yml
parameters:
QnnSDKVersion: ${{ parameters.QnnSdk }}
Expand All @@ -64,13 +74,13 @@ stages:
displayName: 'Build arm64x project - generate the def & lib file for next build'
inputs:
scriptPath: '$(Build.SourcesDirectory)\tools\ci_build\build.py'
arguments: ' --arm64 --buildasx --build_dir $(Build.BinariesDirectory)\arm64x --use_qnn --qnn_home $(QnnSDKRootDir) $(commonBuildArgs)'
arguments: ' --arm64 --buildasx --build_dir $(Build.BinariesDirectory)\arm64x --use_qnn --qnn_home $(QnnSDKRootDir) $(commonBuildArgs) $(WebGPUBuildFlags)'

- task: PythonScript@0
displayName: 'Build arm64ecx project - the real arm64x'
inputs:
scriptPath: '$(Build.SourcesDirectory)\tools\ci_build\build.py'
arguments: ' --arm64ec --buildasx --build_dir $(Build.BinariesDirectory) --use_qnn --qnn_home $(QnnSDKRootDir) $(commonBuildArgs)'
arguments: ' --arm64ec --buildasx --build_dir $(Build.BinariesDirectory) --use_qnn --qnn_home $(QnnSDKRootDir) $(commonBuildArgs) $(WebGPUBuildFlags)'

- task: CmdLine@2
displayName: 'Print contents of binaries directory'
Expand Down
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