Files
llvm-mingw/build-compiler-rt.sh
T
Martin Storsjö 53db1c3a4c Resolve $PREFIX to an absolute path at the start of shell scripts
This fixes building/installing into a relative path.
2018-11-23 13:51:05 +02:00

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#!/bin/sh
set -e
SRC_DIR=../lib/builtins
BUILD_SUFFIX=
while [ $# -gt 0 ]; do
if [ "$1" = "--build-sanitizers" ]; then
SRC_DIR=..
BUILD_SUFFIX=-sanitizers
SANITIZERS=1
else
PREFIX="$1"
fi
shift
done
if [ -z "$PREFIX" ]; then
echo $0 [--build-sanitizers] dest
exit 1
fi
mkdir -p "$PREFIX"
PREFIX="$(cd "$PREFIX" && pwd)"
export PATH=$PREFIX/bin:$PATH
: ${CORES:=$(nproc 2>/dev/null)}
: ${CORES:=$(sysctl -n hw.ncpu 2>/dev/null)}
: ${CORES:=4}
: ${ARCHS:=${TOOLCHAIN_ARCHS-i686 x86_64 armv7 aarch64}}
CLANG_VERSION=$(basename $(dirname $(dirname $(dirname $($PREFIX/bin/clang --print-libgcc-file-name -rtlib=compiler-rt)))))
if [ ! -d compiler-rt ]; then
git clone -b master https://github.com/llvm-mirror/compiler-rt.git
CHECKOUT=1
fi
# Add a symlink for i386 -> i686; we normally name the toolchain
# i686-w64-mingw32, but due to the compiler-rt cmake peculiarities, we
# need to refer to it as i386 at this stage.
ln -sfn i686-w64-mingw32 $PREFIX/i386-w64-mingw32 || true
cd compiler-rt
if [ -n "$SYNC" ] || [ -n "$CHECKOUT" ]; then
[ -z "$SYNC" ] || git fetch
git checkout 0492c25c247e31fe23570fe0cf6e9801301ab069
fi
for arch in $ARCHS; do
buildarchname=$arch
libarchname=$arch
if [ -n "$SANITIZERS" ]; then
case $arch in
i686|x86_64)
# Sanitizers on windows only support x86.
;;
*)
continue
;;
esac
fi
case $arch in
armv7)
libarchname=arm
;;
i686)
buildarchname=i386
libarchname=i386
;;
esac
mkdir -p build-$arch$BUILD_SUFFIX
cd build-$arch$BUILD_SUFFIX
cmake \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_C_COMPILER=$arch-w64-mingw32-clang \
-DCMAKE_CXX_COMPILER=$arch-w64-mingw32-clang++ \
-DCMAKE_SYSTEM_NAME=Windows \
-DCMAKE_AR=$PREFIX/bin/llvm-ar \
-DCMAKE_RANLIB=$PREFIX/bin/llvm-ranlib \
-DCMAKE_C_COMPILER_WORKS=1 \
-DCMAKE_CXX_COMPILER_WORKS=1 \
-DCMAKE_C_COMPILER_TARGET=$buildarchname-windows-gnu \
-DCOMPILER_RT_DEFAULT_TARGET_ONLY=TRUE \
-DCOMPILER_RT_USE_BUILTINS_LIBRARY=TRUE \
$SRC_DIR
make -j$CORES
mkdir -p $PREFIX/lib/clang/$CLANG_VERSION/lib/windows
mkdir -p $PREFIX/$arch-w64-mingw32/bin
for i in lib/windows/libclang_rt.*-$buildarchname*.a; do
cp $i $PREFIX/lib/clang/$CLANG_VERSION/lib/windows/$(basename $i | sed s/$buildarchname/$libarchname/)
done
for i in lib/windows/libclang_rt.*-$buildarchname*.dll; do
if [ -f $i ]; then
cp $i $PREFIX/$arch-w64-mingw32/bin
fi
done
cd ..
done