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# tinygo-llvm stage obtains the llvm source for TinyGo
FROM golang:1.22 AS tinygo-llvm
RUN apt-get update && \
apt-get install -y apt-utils make cmake clang-15 ninja-build && \
rm -rf \
/var/lib/apt/lists/* \
/var/log/* \
/var/tmp/* \
/tmp/*
COPY ./GNUmakefile /tinygo/GNUmakefile
RUN cd /tinygo/ && \
make llvm-source
# tinygo-llvm-build stage build the custom llvm with xtensa support
FROM tinygo-llvm AS tinygo-llvm-build
RUN cd /tinygo/ && \
make llvm-build
# tinygo-compiler-build stage builds the compiler itself
FROM tinygo-llvm-build AS tinygo-compiler-build
COPY . /tinygo
# build the compiler and tools
RUN cd /tinygo/ && \
git submodule update --init --recursive && \
make gen-device -j4 && \
make build/release
# tinygo-compiler copies the compiler build over to a base Go container (without
# all the build tools etc).
FROM golang:1.21 AS tinygo-compiler
# Copy tinygo build.
COPY --from=tinygo-compiler-build /tinygo/build/release/tinygo /tinygo
# Configure the container.
ENV PATH="${PATH}:/tinygo/bin"
CMD ["tinygo"]
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