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Merged
makslevental merged 4 commits into from
Dec 7, 2025
Merged

[LLVM] add wasm32 wheels #267

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3004d9f
[LLVM] add wasm32 wheels
makslevental Dec 6, 2025
dca4f85
build bindings using llvm distro wheel
makslevental Dec 7, 2025
ec0712d
fix
makslevental Dec 7, 2025
2ef8d84
Update build_mlir_python_bindings_wheel.yml
makslevental Dec 7, 2025
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48 changes: 43 additions & 5 deletions .github/actions/setup_base/action.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,10 @@ inputs:
os:
required: true
description: ''
arch:
host-arch:
required: true
description: ''
target-arch:
required: true
description: ''
container:
Expand Down Expand Up @@ -119,18 +122,18 @@ runs:
dnf install -y sudo ncurses-compat-libs tmate python3-pip git

# install ccache
if [[ "${{ inputs.arch }}" == "x86_64" ]]; then
if [[ "${{ inputs.host-arch }}" == "x86_64" ]]; then
curl -sLO https://github.com/ccache/ccache/releases/download/v4.10.2/ccache-4.10.2-linux-x86_64.tar.xz
tar -xf ccache-4.10.2-linux-x86_64.tar.xz
pushd ccache-4.10.2-linux-x86_64 && make install && popd
elif [[ "${{ inputs.arch }}" == "aarch64" ]]; then
elif [[ "${{ inputs.host-arch }}" == "aarch64" ]]; then
dnf install -y ccache
fi

# install gh-cli
if [[ "${{ inputs.arch }}" == "x86_64" ]]; then
if [[ "${{ inputs.host-arch }}" == "x86_64" ]]; then
rpm_arch=amd64
elif [[ "${{ inputs.arch }}" == "aarch64" ]]; then
elif [[ "${{ inputs.host-arch }}" == "aarch64" ]]; then
rpm_arch=arm64
fi
curl -sLO https://github.com/cli/cli/releases/download/v2.61.0/gh_2.61.0_linux_${rpm_arch}.rpm
Expand Down Expand Up @@ -235,3 +238,38 @@ runs:
echo MACOSX_DEPLOYMENT_TARGET=11.0 >> $GITHUB_ENV
echo CMAKE_OSX_DEPLOYMENT_TARGET=11.0 >> $GITHUB_ENV
fi

- name: Install pyodide
if: inputs.target-arch == 'wasm32'
shell: bash
run: |

pip install pyodide-build>=0.28.0
echo "EMSCRIPTEN_VERSION=$(pyodide config get emscripten_version)" >> $GITHUB_ENV

- name: Setup Emscripten
if: inputs.target-arch == 'wasm32'
shell: bash
run: |

git clone https://github.com/emscripten-core/emsdk.git
pushd emsdk
./emsdk install ${{ env.EMSCRIPTEN_VERSION }}
./emsdk activate ${{ env.EMSCRIPTEN_VERSION }}
echo "EMSDK=$PWD" >> $GITHUB_ENV
popd

- name: Setup emscripten ccache
if: inputs.target-arch == 'wasm32'
shell: bash
run: |

source "$EMSDK/emsdk_env.sh"

$CMAKE_C_COMPILER_LAUNCHER -z
# https://github.com/juj/ccache/blob/c4284c78e9ff286ee5208f449af4c2aaba062d37/cmake/StandardWarnings.cmake#L5
# https://github.com/juj/ccache/blob/c4284c78e9ff286ee5208f449af4c2aaba062d37/CMakeLists.txt#L61
# error: builtin __has_trivial_copy is deprecated; use __is_trivially_copyable instead [-Werror,-Wdeprecated-builtins]
VERBOSE=1 CCACHE_COMPILERCHECK="string:$(g++ --version | head -n 1)" CC=gcc CXX=g++ emsdk install ccache-git-emscripten-64bit
$CMAKE_C_COMPILER_LAUNCHER -s
emsdk activate ccache-git-emscripten-64bit
173 changes: 137 additions & 36 deletions .github/workflows/build_llvm.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -20,23 +20,23 @@ on:
default: false
pull_request:
paths:
- ".github/actions/setup_base"
- ".github/actions/setup_base/action.yml"
- ".github/workflows/build_llvm.yml"
- "scripts/cmake/llvm_cache.cmake"
- "scripts/cmake/llvm_wasm_cache.cmake"
- "scripts/cmake/*"
- "scripts/llvm_wasm/*"
- "scripts/build_llvm.sh"
- "scripts/build_llvm_wasi.sh"
- "scripts/build_mlir_native_tools.sh"
- "third_party/llvm-project"
push:
branches:
- main
paths:
- ".github/actions/setup_base"
- ".github/actions/setup_base/action.yml"
- ".github/workflows/build_llvm.yml"
- "scripts/cmake/llvm_cache.cmake"
- "scripts/cmake/llvm_wasm_cache.cmake"
- "scripts/cmake/*"
- "scripts/llvm_wasm/*"
- "scripts/build_llvm.sh"
- "scripts/build_llvm_wasi.sh"
- "scripts/build_mlir_native_tools.sh"
- "third_party/llvm-project"

concurrency:
Expand All @@ -48,6 +48,7 @@ concurrency:
cancel-in-progress: true

jobs:

build:

strategy:
Expand All @@ -58,33 +59,27 @@ jobs:
runs-on: "ubuntu-22.04"
container: "quay.io/pypa/manylinux_2_28_x86_64"
os: "almalinux"
arch: x86_64
host-arch: x86_64
target-arch: x86_64

- name: "manylinux_aarch64"
runs-on: "ubuntu-22.04-arm"
container: "quay.io/pypa/manylinux_2_34_aarch64"
os: "almalinux"
arch: aarch64
# - name: "ubuntu_aarch64"
# runs-on: "ubuntu-22.04-arm"
# os: "ubuntu"
# arch: aarch64
# - name: "wasm_wasi"
# runs-on: "ubuntu-22.04"
# container: "quay.io/pypa/manylinux_2_28_x86_64"
# os: "almalinux"
# arch: "wasm32-wasi"
host-arch: "aarch64"
target-arch: "aarch64"

- name: "windows_amd64"
runs-on: "windows-2022"
os: "windows"
arch: amd64
host-arch: amd64
target-arch: amd64

- name: "macos_arm64"
runs-on: "macos-14"
os: "macos"
arch: arm64
# - name: "macos_x86_64"
# runs-on: "macos-13"
# os: "macos"
# arch: x86_64
host-arch: arm64
target-arch: arm64

runs-on: ${{ matrix.runs-on }}

Expand Down Expand Up @@ -127,7 +122,8 @@ jobs:
cache-key: ${{ env.cache-key }}
restore-key: "mlir_${{ matrix.name }}_clang"
os: ${{ matrix.os }}
arch: ${{ matrix.arch }}
host-arch: ${{ matrix.host-arch }}
target-arch: ${{ matrix.target-arch }}
container: ${{ matrix.container }}
runs-on: ${{ matrix.runs-on }}

Expand All @@ -150,14 +146,11 @@ jobs:
###############################
# Build MLIR/LLVM distro
###############################
if [[ "${{ matrix.arch }}" == "wasm32-wasi" ]]; then
scripts/build_llvm_wasi.sh
else
scripts/build_llvm.sh
echo "*********************** SMOKE TEST *********************************"
"$LLVM_INSTALL_DIR/bin/mlir-tblgen" --version
echo "*********************** SMOKE TEST *********************************"
fi

scripts/build_llvm.sh
echo "*********************** SMOKE TEST *********************************"
"$LLVM_INSTALL_DIR/bin/mlir-tblgen" --version
echo "*********************** SMOKE TEST *********************************"
ccache -s

###############################
Expand All @@ -178,7 +171,7 @@ jobs:
elif [ x"${{ matrix.os }}" == x"windows" ]; then
PLAT="win"
fi
PLAT="${PLAT}_${{ matrix.arch }}"
PLAT="${PLAT}_${{ matrix.host-arch }}"

pushd projects/mlir-native-tools
$python3_command setup.py bdist_wheel --dist-dir ../../wheelhouse --plat $PLAT
Expand Down Expand Up @@ -256,9 +249,117 @@ jobs:
limit-access-to-actor: true
install-dependencies: ${{ startsWith(matrix.runs-on, 'macos') || startsWith(matrix.runs-on, 'windows') }}

build-wasm:

runs-on: ubuntu-22.04

name: "Build llvm-mlir wasm"

defaults:
run:
shell: bash

permissions:
id-token: write
contents: write

env:
cache-key: mlir_wasm_emscripten_${{ format('{0}-{1}', github.ref_name, github.run_number) }}

steps:
- name: "Check out repository"
uses: actions/checkout@v4.2.2
with:
submodules: true

- name: "Setup base"
uses: ./.github/actions/setup_base
id: setup_base
with:
cache-key: ${{ env.cache-key }}
restore-key: "mlir_wasm_emscripten"
os: "ubuntu"
host-arch: "x86_64"
target-arch: "wasm32"

- name: Build MLIR and LLVM
run: |

###############################
# Build host mlir-native-tools wheel
###############################

scripts/build_mlir_native_tools.sh
export LLVM_NATIVE_TOOL_DIR="$PWD/mlir-native-tools-install/bin"
export LLVM_NATIVE_TOOL_DIR="$LLVM_NATIVE_TOOL_DIR"
export LLVM_TABLEGEN="$LLVM_NATIVE_TOOL_DIR/llvm-tblgen"
export MLIR_TABLEGEN="$LLVM_NATIVE_TOOL_DIR/mlir-tblgen"
export MLIR_LINALG_ODS_YAML_GEN="$LLVM_NATIVE_TOOL_DIR/mlir-linalg-ods-yaml-gen"

source "$EMSDK/emsdk_env.sh"

export PATH="$EMSDK/ccache/git-emscripten_64bit/bin:$PATH"
export CCACHE_COMPILERCHECK="string:$($EMSDK/upstream/bin/clang --version | head -n 1)"
export CCACHE="$EMSDK/ccache/git-emscripten_64bit/bin/ccache"
export "CMAKE_C_COMPILER_LAUNCHER=$CCACHE"
export "CMAKE_CXX_COMPILER_LAUNCHER=$CCACHE"

export LLVM_SOURCE_DIR="$PWD/third_party/llvm-project"
pushd $LLVM_SOURCE_DIR && LLVM_SHA_SHORT="$(git rev-parse --short HEAD)" && popd
export WHEEL_VERSION="$(date +'%Y%m%d')+$LLVM_SHA_SHORT"
echo "WHEEL_VERSION=$WHEEL_VERSION" >> $GITHUB_OUTPUT

###############################
# Build MLIR/LLVM distro
###############################

$CCACHE -z
pyodide build scripts/llvm_wasm -o wheelhouse --compression-level 10
$CCACHE -s

- name: Upload ccache log
uses: actions/upload-artifact@v4
with:
name: llvm_ccache_log_mlir_wasm32
path: '/tmp/ccache.log'

- name: "Save cache"
uses: actions/cache/save@v3
if: (!cancelled() && github.event_name == 'push' && github.ref_name == 'main')
with:
path: ${{ steps.setup_base.outputs.cache-dir }}
key: ${{ env.cache-key }}

- name: Upload LLVM distro artifacts
uses: actions/upload-artifact@v4
with:
name: mlir_ubuntu_wasm32_artifact
path: llvm-install
if-no-files-found: warn

- name: Upload mlir-wheel artifact
uses: actions/upload-artifact@v4
with:
name: mlir_wheel_ubuntu_wasm32_artifact
path: wheelhouse/mlir_wheel*
if-no-files-found: warn

- name: Release current commit
if: (github.event_name == 'push' && github.ref_name == 'main') || github.event_name == 'workflow_dispatch'
uses: ncipollo/release-action@v1.12.0
with:
artifacts: "*.tar.gz,wheelhouse/*.whl"
token: "${{ secrets.GITHUB_TOKEN }}"
tag: "llvm"
name: "llvm"
removeArtifacts: false
allowUpdates: true
replacesArtifacts: true
makeLatest: true

call-build-python-bindings:

needs: [build]
needs: [build, build-wasm]

permissions:
contents: write
Expand Down
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