Martin Storsjö
0f9d9f1986
This updates compiler-rt, libunwind, libcxxabi and libcxx to a newer version, matching the compiler. This will be the official, canonical repo in the future. For the non-dev Dockerfile build, this means that all the llvm based subprojects need to be built in one RUN to avoid storing the llvm checkout in the docker layers.
128 lines
3.8 KiB
Bash
Executable File
128 lines
3.8 KiB
Bash
Executable File
#!/bin/sh
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set -e
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ASSERTS=OFF
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BUILDDIR=build
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while [ $# -gt 0 ]; do
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if [ "$1" = "--disable-asserts" ]; then
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ASSERTS=OFF
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BUILDDIR=build
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elif [ "$1" = "--enable-asserts" ]; then
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ASSERTS=ON
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BUILDDIR=build-asserts
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elif [ "$1" = "--full-llvm" ]; then
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FULL_LLVM=1
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else
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PREFIX="$1"
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fi
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shift
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done
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if [ -z "$PREFIX" ]; then
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echo $0 [--enable-asserts] [--full-llvm] dest
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exit 1
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fi
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mkdir -p "$PREFIX"
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PREFIX="$(cd "$PREFIX" && pwd)"
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: ${CORES:=$(nproc 2>/dev/null)}
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: ${CORES:=$(sysctl -n hw.ncpu 2>/dev/null)}
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: ${CORES:=4}
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if [ ! -d llvm-project ]; then
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# When cloning master and checking out a pinned old hash, we can't use --depth=1.
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git clone -b master https://github.com/llvm/llvm-project.git
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CHECKOUT=1
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fi
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if [ -n "$SYNC" ] || [ -n "$CHECKOUT" ]; then
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cd llvm-project
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[ -z "$SYNC" ] || git fetch
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git checkout e698958ad8031e0f17202e06f5de53989852bb66
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cd ..
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fi
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[ -z "$CHECKOUT_ONLY" ] || exit 0
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if [ -n "$(which ninja)" ]; then
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CMAKE_GENERATOR="Ninja"
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NINJA=1
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else
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case $(uname) in
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MINGW*)
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CMAKE_GENERATOR="MSYS Makefiles"
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;;
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*)
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;;
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esac
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fi
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if [ -n "$HOST" ]; then
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find_native_tools() {
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if [ -d llvm-project/llvm/build/bin ]; then
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echo $(pwd)/llvm-project/llvm/build/bin
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elif [ -d llvm-project/llvm/build-asserts/bin ]; then
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echo $(pwd)/llvm-project/llvm/build-asserts/bin
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elif [ -d llvm-project/llvm/build-noasserts/bin ]; then
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echo $(pwd)/llvm-project/llvm/build-noasserts/bin
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elif [ -n "$(which llvm-tblgen)" ]; then
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echo $(dirname $(which llvm-tblgen))
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fi
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}
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_SYSTEM_NAME=Windows"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_CROSSCOMPILING=TRUE"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_C_COMPILER=$HOST-gcc"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_CXX_COMPILER=$HOST-g++"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_RC_COMPILER=$HOST-windres"
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CMAKEFLAGS="$CMAKEFLAGS -DCROSS_TOOLCHAIN_FLAGS_NATIVE="
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native=$(find_native_tools)
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if [ -n "$native" ]; then
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CMAKEFLAGS="$CMAKEFLAGS -DLLVM_TABLEGEN=$native/llvm-tblgen"
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CMAKEFLAGS="$CMAKEFLAGS -DCLANG_TABLEGEN=$native/clang-tblgen"
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CMAKEFLAGS="$CMAKEFLAGS -DLLVM_CONFIG_PATH=$native/llvm-config"
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fi
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CROSS_ROOT=$(cd $(dirname $(which $HOST-gcc))/../$HOST && pwd)
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_FIND_ROOT_PATH=$CROSS_ROOT"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM=NEVER"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY"
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CMAKEFLAGS="$CMAKEFLAGS -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=ONLY"
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# Custom, llvm-mingw specific defaults. We normally set these in
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# the frontend wrappers, but this makes sure they are enabled by
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# default if that wrapper is bypassed as well.
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CMAKEFLAGS="$CMAKEFLAGS -DCLANG_DEFAULT_RTLIB=compiler-rt"
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CMAKEFLAGS="$CMAKEFLAGS -DCLANG_DEFAULT_CXX_STDLIB=libc++"
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CMAKEFLAGS="$CMAKEFLAGS -DCLANG_DEFAULT_LINKER=lld"
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BUILDDIR=$BUILDDIR-$HOST
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fi
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TOOLCHAIN_ONLY=ON
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if [ -n "$FULL_LLVM" ]; then
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TOOLCHAIN_ONLY=OFF
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fi
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cd llvm-project/llvm
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mkdir -p $BUILDDIR
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cd $BUILDDIR
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cmake \
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${CMAKE_GENERATOR+-G} "$CMAKE_GENERATOR" \
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-DCMAKE_INSTALL_PREFIX="$PREFIX" \
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-DCMAKE_BUILD_TYPE=Release \
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-DLLVM_ENABLE_ASSERTIONS=$ASSERTS \
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-DLLVM_ENABLE_PROJECTS="clang;lld" \
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-DLLVM_TARGETS_TO_BUILD="ARM;AArch64;X86" \
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-DLLVM_INSTALL_TOOLCHAIN_ONLY=$TOOLCHAIN_ONLY \
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-DLLVM_TOOLCHAIN_TOOLS="llvm-ar;llvm-ranlib;llvm-objdump;llvm-rc;llvm-cvtres;llvm-nm;llvm-strings;llvm-readobj;llvm-dlltool;llvm-pdbutil;llvm-objcopy;llvm-strip;llvm-cov;llvm-profdata;llvm-addr2line" \
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$CMAKEFLAGS \
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..
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if [ -n "$NINJA" ]; then
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ninja -j$CORES install/strip
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else
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make -j$CORES install/strip
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fi
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