Files
third_party_mesa3d/.gitlab-ci/container/debian/android_build.sh
Antonio Ospite 88dfda7f0a ci/android: add a script to build LLVM libraries for Android
In order to build the mesa llvmpipe driver for Android, LLVM libraries
for Android are needed, but building them each time a new upstream mesa
is built would be too much overhead.

So add a script to build LLVM libraries for Android and call it from the
debian/android_build job. The actual build will be performed only when
necessary and the resulting artifact will be uploaded to the S3 bucket
to be re-used when building mesa for Android.

The build process follows what has been documented in
docs/drivers/llvmpipe.rst

Reviewed-by: Guilherme Gallo <guilherme.gallo@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31093>
2024-12-20 04:40:52 +00:00

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#!/usr/bin/env bash
# shellcheck disable=SC2086 # we want word splitting
# When changing this file, you need to bump the following
# .gitlab-ci/image-tags.yml tags:
# DEBIAN_BUILD_TAG
set -e
. .gitlab-ci/setup-test-env.sh
set -x
EPHEMERAL=(
autoconf
rdfind
unzip
)
apt-get install -y --no-remove "${EPHEMERAL[@]}"
# Fetch the NDK and extract just the toolchain we want.
ndk=$ANDROID_NDK
curl -L --retry 4 -f --retry-all-errors --retry-delay 60 \
-o $ndk.zip https://dl.google.com/android/repository/$ndk-linux.zip
unzip -d / $ndk.zip "$ndk/source.properties" "$ndk/build/cmake/*" "$ndk/toolchains/llvm/*"
rm $ndk.zip
# Since it was packed as a zip file, symlinks/hardlinks got turned into
# duplicate files. Turn them into hardlinks to save on container space.
rdfind -makehardlinks true -makeresultsfile false /${ndk}/
# Drop some large tools we won't use in this build.
find /${ndk}/ -type f \( -iname '*clang-check*' -o -iname '*clang-tidy*' -o -iname '*lldb*' \) -exec rm -f {} \;
sh .gitlab-ci/container/create-android-ndk-pc.sh /$ndk zlib.pc "" "-lz" "1.2.3" $ANDROID_SDK_VERSION
sh .gitlab-ci/container/create-android-cross-file.sh /$ndk x86_64-linux-android x86_64 x86_64 $ANDROID_SDK_VERSION
sh .gitlab-ci/container/create-android-cross-file.sh /$ndk i686-linux-android x86 x86 $ANDROID_SDK_VERSION
sh .gitlab-ci/container/create-android-cross-file.sh /$ndk aarch64-linux-android aarch64 armv8 $ANDROID_SDK_VERSION
sh .gitlab-ci/container/create-android-cross-file.sh /$ndk arm-linux-androideabi arm armv7hl $ANDROID_SDK_VERSION armv7a-linux-androideabi
for arch in \
x86_64-linux-android \
i686-linux-android \
aarch64-linux-android \
arm-linux-androideabi ; do
EXTRA_MESON_ARGS="--cross-file=/cross_file-$arch.txt --libdir=lib/$arch -Dnouveau=disabled -Dintel=disabled" \
. .gitlab-ci/container/build-libdrm.sh
done
rm -rf $LIBDRM_VERSION
export LIBELF_VERSION=libelf-0.8.13
curl -L --retry 4 -f --retry-all-errors --retry-delay 60 \
-O https://fossies.org/linux/misc/old/$LIBELF_VERSION.tar.gz
# Not 100% sure who runs the mirror above so be extra careful
if ! echo "4136d7b4c04df68b686570afa26988ac ${LIBELF_VERSION}.tar.gz" | md5sum -c -; then
echo "Checksum failed"
exit 1
fi
tar -xf ${LIBELF_VERSION}.tar.gz
cd $LIBELF_VERSION
# Work around a bug in the original configure not enabling __LIBELF64.
autoreconf
for arch in \
x86_64-linux-android \
i686-linux-android \
aarch64-linux-android \
arm-linux-androideabi ; do
ccarch=${arch}
if [ "${arch}" == 'arm-linux-androideabi' ]
then
ccarch=armv7a-linux-androideabi
fi
export CC=/${ndk}/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-ar
export CC=/${ndk}/toolchains/llvm/prebuilt/linux-x86_64/bin/${ccarch}${ANDROID_SDK_VERSION}-clang
export CXX=/${ndk}/toolchains/llvm/prebuilt/linux-x86_64/bin/${ccarch}${ANDROID_SDK_VERSION}-clang++
export LD=/${ndk}/toolchains/llvm/prebuilt/linux-x86_64/bin/${arch}-ld
export RANLIB=/${ndk}/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-ranlib
# The configure script doesn't know about android, but doesn't really use the host anyway it
# seems
./configure --host=x86_64-linux-gnu --disable-nls --disable-shared \
--libdir=/usr/local/lib/${arch}
make install
make distclean
unset CC
unset CC
unset CXX
unset LD
unset RANLIB
done
cd ..
rm -rf $LIBELF_VERSION
# Build LLVM libraries for Android only if necessary, uploading a copy to S3
# to avoid rebuilding it in a future run if the version does not change.
bash .gitlab-ci/container/build-android-x86_64-llvm.sh
apt-get purge -y "${EPHEMERAL[@]}"