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{% extends '//builtin/bag.ym' %}

{% block current_version %}16.0.6{% endblock %}

{% block current_url %}
https://github.com/llvm/llvm-project/releases/download/llvmorg-{{self.version().strip()}}/compiler-rt-{{self.version().strip()}}.src.tar.xz
{% endblock %}

{% block patch_source %}
(
cd lib/builtins
rm CMakeLists.txt
rm aarch64/lse.S
sed -e 's|.*zircon/features.h.*||' -i cpu_model.c
sed -e 's|.*sys/byteorder.h.*||' -i int_endianness.h
)
{% endblock %}

{% block ya_make %}
SUBSCRIBER(
    pg
    somov
    g:contrib
    g:cpp-contrib
)

# Check MUSL before NO_PLATFORM() disables it.
IF (MUSL)
    # We use C headers despite NO_PLATFORM, but we do not propagate
    # them with ADDINCL GLOBAL because we do not have an API, and we
    # can not propagate them because libcxx has to put its own
    # includes before musl includes for its include_next to work.
    IF (ARCH_X86_64)
        ADDINCL(
            contrib/libs/musl/arch/x86_64
        )
    ENDIF()

    IF (ARCH_AARCH64)
        ADDINCL(
            contrib/libs/musl/arch/aarch64
        )
    ENDIF()

    ADDINCL(
        contrib/libs/musl/arch/generic
        contrib/libs/musl/include
        contrib/libs/musl/extra
    )
ENDIF()

NO_UTIL()

NO_RUNTIME()

NO_PLATFORM()

NO_COMPILER_WARNINGS()

IF (GCC OR CLANG)
    # Clang (maybe GCC too) LTO code generator leaves the builtin calls unresolved
    # even if they are available. After the code generation pass is done
    # a linker is forced to select original object files from this library again
    # as they contain unresolved symbols. But code generation is already done,
    # object files actually are not ELFs but an LLVM bytecode and we get
    # "member at xxxxx is not an ELF object" errors from the linker.
    # Just generate native code from the beginning.
    NO_LTO()
ENDIF()
{% endblock %}

{% block gen_ya_make %}
(
cd lib/builtins

cat << EOF > join.py
import os
import sys

common = open(sys.argv[1]).read().strip().split('\n')
special = open(sys.argv[2]).read().strip().split('\n')

def name(n):
    return os.path.basename(n).split('.')[0]

sset = frozenset([name(x) for x in special])

def it_srcs():
    for x in common:
        if name(x) not in sset:
            yield x

    yield from special

print('\n'.join(sorted(list(it_srcs()))).strip())
EOF

ls *.c > common

echo 'IF (ARCH_AARCH64)'
echo 'SRCS('
ls aarch64/*.c aarch64/*.S > special
python3 join.py common special
echo ')'
echo 'ELSEIF (ARCH_X86_64)'
echo 'SRCS('
ls x86_64/*.c x86_64/*.S > special
python3 join.py common special
echo ')'
echo 'ELSE()'
echo 'SRCS('
cat common | sort
echo ')'
echo 'ENDIF()'

rm join.py common special
) >> ya.make
{% endblock %}

{% block move_to_output %}
{{super()}}
cp -R lib/builtins/* ${OUTPUT}/
{% endblock %}

{% block run_license_analyzer %}
{{super()}}
sed -e 's|.*    LLVM.*||' -i ${OUTPUT}/ya.make
{% endblock %}