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https://github.com/browsermt/bergamot-translator.git
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74 lines
2.1 KiB
Bash
Executable File
74 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Usage: ./build-wasm.sh
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set -e
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set -x
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# Run script from the context of the script-containing directory
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cd "$(dirname $0)"
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# This file replicates the instructions found in ./README.md under "Build WASM"
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# with slight adjustments to be able to run the build script multiple times without having to clone all dependencies
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# as per "As long as you don't update any submodule, just follow steps in `4.ii` to recompile."
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# 1. Download and Install Emscripten using following instructions (unless the EMSDK env var is already set)
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if [ "$EMSDK" == "" ]; then
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EMSDK_UPDATE_REQUIRED=0
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if [ ! -d "emsdk" ]; then
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git clone https://github.com/emscripten-core/emsdk.git
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EMSDK_UPDATE_REQUIRED=1
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else
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cd emsdk
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git fetch
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# Only pull if necessary
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if [ $(git rev-parse HEAD) != $(git rev-parse @{u}) ]; then
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git pull --ff-only
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EMSDK_UPDATE_REQUIRED=1
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fi
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cd -
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fi
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if [ "$EMSDK_UPDATE_REQUIRED" == "1" ]; then
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cd emsdk
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./emsdk install latest
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./emsdk activate latest
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cd -
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fi
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source ./emsdk/emsdk_env.sh
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fi
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# 3. Download models (only required if you want to package files in wasm binary)
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if [ ! -d "bergamot-models" ]; then
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git clone --depth 1 --branch main --single-branch https://github.com/mozilla-applied-ml/bergamot-models
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else
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cd bergamot-models
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git fetch
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# Only pull if necessary
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if [ $(git rev-parse HEAD) != $(git rev-parse @{u}) ]; then
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git pull --ff-only
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fi
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cd -
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fi
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mkdir -p models
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rm -rf models/*
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cp -rf bergamot-models/prod/* models
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gunzip models/*/*
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# 4. Compile
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# 1. Create a folder where you want to build all the artefacts (`build-wasm` in this case)
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if [ ! -d "build-wasm" ]; then
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mkdir build-wasm
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fi
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cd build-wasm
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# 2. Compile the artefacts
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emcmake cmake -DCOMPILE_WASM=on -DPACKAGE_DIR="../models/" ../
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emmake make -j3
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# 3. Enable SIMD Wormhole via Wasm instantiation API in generated artifacts
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bash ../wasm/patch-artifacts-enable-wormhole.sh
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# The artifacts (.js and .wasm files) will be available in `wasm` folder of build directory ("build-wasm" in this case).
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exit 0
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