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|
#!/usr/bin/env bash
# This test makes sure that if lto is enabled and bitcode is not that no runtime
# libraries contain bitcode. We do not support this now.
#
# *NOTE* This will not trigger for embedded bitcode sections since to file these
# are still mach-o files and come up as such.
# REQUIRES: lto
# REQUIRES: OS=macosx
# RUN: %s %swift_obj_root %t
set -u
set -e
set -o pipefail
function check_thin_archive_for_bitcode() {
set -u
set -e
pushd . 1>/dev/null
local BASE_TEMPDIR=$1
local ARCHIVE=$2
local LIB_NAME
LIB_NAME=$(basename ${ARCHIVE})
local LIB_ARCH
LIB_ARCH=$(basename $(dirname ${ARCHIVE}))
local LIB_PLATFORM
LIB_PLATFORM=$(basename $(dirname $(dirname ${ARCHIVE})))
LIB_TEMP_DIR="${BASE_TEMPDIR}/${LIB_PLATFORM}-${LIB_ARCH}-${LIB_NAME}"
mkdir -p "${LIB_TEMP_DIR}"
cd "${LIB_TEMP_DIR}"
ar -x ${ARCHIVE}
if find ./ -iname '*.o' -exec file {} \; | grep -q -e bitcode -e bit-code; then
echo "Found bitcode file in thin archive: ${ARCHIVE}"
exit 1
else
echo "No bitcode in thin archive: ${ARCHIVE}"
fi
popd 1>/dev/null
set +e
set +u
}
export -f check_thin_archive_for_bitcode
function check_thick_archive_for_bitcode() {
set -u
set -e
pushd . 1>/dev/null
local BASE_TEMPDIR=$1
local ARCHIVE=$2
local LIB_NAME
LIB_NAME=$(basename ${ARCHIVE})
local LIB_PLATFORM
LIB_PLATFORM=$(basename $(dirname ${ARCHIVE}))
LIB_TEMP_DIR="${BASE_TEMPDIR}/${LIB_PLATFORM}-thick-${LIB_NAME}"
LIB_ARCHIVE_DIR="${LIB_TEMP_DIR}/archive"
LIB_OBJECT_DIR="${LIB_TEMP_DIR}/object"
mkdir -p "${LIB_TEMP_DIR}"
mkdir -p "${LIB_ARCHIVE_DIR}"
mkdir -p "${LIB_OBJECT_DIR}"
ARCHS=( $(lipo -info ${ARCHIVE} | cut -f 3 -d ":" ) )
cd ${LIB_OBJECT_DIR}
for arch in "${ARCHS[@]}"; do
pushd . 1>/dev/null
local THIN_ARCHIVE="${LIB_NAME}.${arch}"
lipo -thin "${arch}" -output "${LIB_ARCHIVE_DIR}/${THIN_ARCHIVE}" "${ARCHIVE}"
mkdir ${arch}
cd ${arch}
ar -x "${LIB_ARCHIVE_DIR}/${THIN_ARCHIVE}"
if find ./ -iname '*.o' -exec file {} \; | grep -q -e bitcode -e bit-code; then
echo "Found bitcode file in thin archive: ${THIN_ARCHIVE}. Taken from thick archive: ${ARCHIVE}"
exit 1
else
echo "No bitcode in thin archive: ${THIN_ARCHIVE}. Taken from thick archive: ${ARCHIVE}"
fi
popd 1>/dev/null
done
popd 1>/dev/null
set +e
set +u
}
export -f check_thick_archive_for_bitcode
# Make sure we have an absolute path to the OBJROOT. It makes code below
# simpler.
OBJROOT=$(cd ${1} && pwd)
TEMPDIR=${2}
rm -rf $TEMPDIR
mkdir -p $TEMPDIR
# *NOTE* We do not find directly in ./lib/swift_static since we want to not fail
# in the case where we are not building a static standard library and thus
# ./lib/swift_static is not created.
THIN_ARCHIVES=( \
$(find ${OBJROOT}/lib/swift -iname '*.a' -exec lipo -info {} \; | grep "Non-fat file" | cut -f 3 -d " ") \
$(find ${OBJROOT}/lib -iname '*.a' -path "*swift_static*" -exec lipo -info {} \; | grep "Non-fat file" | cut -f 3 -d " ") \
)
if [[ ${#THIN_ARCHIVES[@]} -gt 0 ]]; then
echo "${THIN_ARCHIVES[@]}" | xargs -n 1 -P 8 bash -c "check_thin_archive_for_bitcode \"${TEMPDIR}\" \${1}" --
fi
# *NOTE* We do not find directly in ./lib/swift_static since we want to not fail
# in the case where we are not building a static standard library and thus
# ./lib/swift_static is not created.
THICK_ARCHIVES=( \
$(find ${OBJROOT}/lib/swift -iname '*.a' -exec lipo -info {} \; | grep "Architectures in the fat file" | cut -f 6 -d " ") \
$(find ${OBJROOT}/lib -iname '*.a' -path "*swift_static*" -exec lipo -info {} \; | grep "Architectures in the fat file" | cut -f 6 -d " ") \
)
if [[ ${#THICK_ARCHIVES[@]} -gt 0 ]]; then
echo "${THICK_ARCHIVES[@]}" | xargs -n 1 -P 8 bash -c "check_thick_archive_for_bitcode \"${TEMPDIR}\" \${1}" --
fi
set +o pipefail
set +e
set +u
|
