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# builds chipStar's clone of LLVM (branch "chipStar-llvm-${LLVM_VERSION}") with X86,NVPTX,SPIRV targets
########## UBUNTU stage 2 - install LLVM
FROM amd64/ubuntu:22.04
ARG LLVM_VERSION=17
# chipStar branch to use
ARG LLVM_BRANCH="chipStar-llvm-${LLVM_VERSION}"
# SPIRV LLVM translator branch to use
ARG TRANS_BRANCH="chipStar-llvm-${LLVM_VERSION}"
ARG MAX_JOBS=16
ARG PARALLEL_LINK_JOBS=4
ARG CPU_FLAGS="-march=x86-64-v3 -mtune=haswell"
ARG CMAKE_B_FLAGS="-Os -ggdb3 -ggnu-pubnames -gdwarf-4 ${CPU_FLAGS}"
LABEL vendor=pocl distro=Ubuntu version=1.0
ENV DEBIAN_FRONTEND=noninteractive
USER root
RUN echo "Using Branch: ${LLVM_BRANCH} Jobs: ${MAX_JOBS}/${PARALLEL_LINK_JOBS} CMake Flags: ${CMAKE_B_FLAGS}" && sleep 10
ENV TERM dumb
ENV DEBIAN_FRONTEND=noninteractive
RUN apt update
RUN apt upgrade -y
RUN apt install -y build-essential nano cmake git pkg-config make ninja-build zlib1g zlib1g-dev python3-dev libpython3-dev gcc-12 g++-12 libstdc++-12-dev coreutils binutils tar sed bzip2 grep gzip libxml2-dev libzstd-dev patchelf
###########################################################################
############################ build SPIRV_Tools ############################
RUN mkdir -p /home/spirv_tools/build
RUN cd /home/spirv_tools && git clone https://github.com/KhronosGroup/SPIRV-Tools.git source
RUN cd /home/spirv_tools/source && python3 utils/git-sync-deps
RUN cd /home/spirv_tools/build && cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo \
-DCMAKE_C_COMPILER=/usr/bin/gcc-12 -DCMAKE_CXX_COMPILER=/usr/bin/g++-12 \
-DCMAKE_C_FLAGS_RELWITHDEBINFO="${CMAKE_B_FLAGS}" \
-DCMAKE_CXX_FLAGS_RELWITHDEBINFO="${CMAKE_B_FLAGS}" \
-DSPIRV_SKIP_TESTS=ON -DCMAKE_INSTALL_PREFIX=/usr \
-DSKIP_SPIRV_TOOLS_INSTALL=OFF /home/spirv_tools/source
RUN cd /home/spirv_tools/build && make -j${MAX_JOBS} install && make clean
############### build LLVM with LLVM-SPIRV translator, Asserts, RTTI and GDB flags
RUN mkdir -p /home/llvm_build/build ; mkdir -p /home/llvm_build/source
RUN cd /home/llvm_build/source ; git clone --depth=1 --single-branch --branch=${LLVM_BRANCH} https://github.com/CHIP-SPV/llvm-project.git llvm-project
RUN cd /home/llvm_build/source/llvm-project && rm -rf .git/worktrees .github/workflows && git branch
RUN cd /home/llvm_build/source/llvm-project/llvm/tools && \
git clone --depth=1 --single-branch --branch=${TRANS_BRANCH} https://github.com/CHIP-SPV/SPIRV-LLVM-Translator.git
RUN cd /home/llvm_build/build ; cmake -G Ninja \
-DCMAKE_C_COMPILER=/usr/bin/gcc-12 -DCMAKE_CXX_COMPILER=/usr/bin/g++-12 \
-DCMAKE_INSTALL_PREFIX=/home/LLVM_${LLVM_VERSION} \
-DLLVM_TARGETS_TO_BUILD="X86;NVPTX" \
-DCMAKE_SHARED_LINKER_FLAGS="-fuse-ld=gold -Wl,--gdb-index" \
-DCMAKE_EXE_LINKER_FLAGS="-fuse-ld=gold -Wl,--gdb-index" \
-DLLVM_ENABLE_PROJECTS=clang \
-DLLVM_PARALLEL_LINK_JOBS=${PARALLEL_LINK_JOBS} \
-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD=SPIRV \
-DBUILD_SHARED_LIBS=ON \
-DLLVM_ENABLE_RTTI=ON -DLLVM_ENABLE_ASSERTIONS=ON \
-DLLVM_ENABLE_EH=ON -DLLVM_ENABLE_Z3_SOLVER=OFF \
-DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_C_FLAGS_RELWITHDEBINFO="${CMAKE_B_FLAGS}" -DCMAKE_CXX_FLAGS_RELWITHDEBINFO="${CMAKE_B_FLAGS}" \
/home/llvm_build/source/llvm-project/llvm
RUN cd /home/llvm_build/build && ninja -j ${MAX_JOBS} && ninja llvm-spirv && ninja install && ninja clean
RUN patchelf --set-rpath '$ORIGIN/../lib' /home/LLVM_${LLVM_VERSION}/bin/llvm-spirv
CMD /bin/bash
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