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#!/bin/bash
# based on https://github.com/AnacondaRecipes/llvmdev-feedstock/blob/master/recipe/build.sh
set -x
# This is the clang compiler prefix
DARWIN_TARGET=x86_64-apple-darwin13.4.0
declare -a _cmake_config
_cmake_config+=(-DCMAKE_INSTALL_PREFIX:PATH=${PREFIX})
_cmake_config+=(-DCMAKE_BUILD_TYPE:STRING=Release)
# The bootstrap clang I use was built with a static libLLVMObject.a and I trying to get the same here
# _cmake_config+=(-DBUILD_SHARED_LIBS:BOOL=ON)
_cmake_config+=(-DLLVM_ENABLE_ASSERTIONS:BOOL=ON)
_cmake_config+=(-DLINK_POLLY_INTO_TOOLS:BOOL=ON)
# Don't really require libxml2. Turn it off explicitly to avoid accidentally linking to system libs
_cmake_config+=(-DLLVM_ENABLE_LIBXML2:BOOL=OFF)
# Urgh, llvm *really* wants to link to ncurses / terminfo and we *really* do not want it to.
_cmake_config+=(-DHAVE_TERMINFO_CURSES=OFF)
# Sometimes these are reported as unused. Whatever.
_cmake_config+=(-DHAVE_TERMINFO_NCURSES=OFF)
_cmake_config+=(-DHAVE_TERMINFO_NCURSESW=OFF)
_cmake_config+=(-DHAVE_TERMINFO_TERMINFO=OFF)
_cmake_config+=(-DHAVE_TERMINFO_TINFO=OFF)
_cmake_config+=(-DHAVE_TERMIOS_H=OFF)
_cmake_config+=(-DCLANG_ENABLE_LIBXML=OFF)
_cmake_config+=(-DLIBOMP_INSTALL_ALIASES=OFF)
_cmake_config+=(-DLLVM_ENABLE_RTTI=OFF)
_cmake_config+=(-DLLVM_TARGETS_TO_BUILD=host)
_cmake_config+=(-DLLVM_INCLUDE_UTILS=ON) # for llvm-lit
# TODO :: It would be nice if we had a cross-ecosystem 'BUILD_TIME_LIMITED' env var we could use to
# disable these unnecessary but useful things.
if [[ ${CONDA_FORGE} == yes ]]; then
_cmake_config+=(-DLLVM_INCLUDE_TESTS=OFF)
_cmake_config+=(-DLLVM_INCLUDE_DOCS=OFF)
_cmake_config+=(-DLLVM_INCLUDE_EXAMPLES=OFF)
fi
# Only valid when using the Ninja Generator AFAICT
# _cmake_config+=(-DLLVM_PARALLEL_LINK_JOBS:STRING=1)
# What about cross-compiling targetting Darwin here? Are any of these needed?
if [[ $(uname) == Darwin ]]; then
_cmake_config+=(-DCMAKE_OSX_SYSROOT=${SYSROOT_DIR})
_cmake_config+=(-DDARWIN_macosx_CACHED_SYSROOT=${SYSROOT_DIR})
_cmake_config+=(-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET})
_cmake_config+=(-DCMAKE_LIBTOOL=$(which ${DARWIN_TARGET}-libtool))
_cmake_config+=(-DLD64_EXECUTABLE=$(which ${DARWIN_TARGET}-ld))
_cmake_config+=(-DCMAKE_INSTALL_NAME_TOOL=$(which ${DARWIN_TARGET}-install_name_tool))
# Once we are using our libc++ (not until llvm_build_final), it will be single-arch only and not setting
# this causes link failures building the santizers since they respect DARWIN_osx_ARCHS. We may as well
# save some compilation time by setting this for all of our llvm builds.
_cmake_config+=(-DDARWIN_osx_ARCHS=x86_64)
elif [[ $(uname) == Linux ]]; then
_cmake_config+=(-DLLVM_USE_INTEL_JITEVENTS=ON)
# _cmake_config+=(-DLLVM_BINUTILS_INCDIR=${PREFIX}/lib/gcc/${cpu_arch}-${vendor}-linux-gnu/${compiler_ver}/plugin/include)
fi
# For when the going gets tough:
# _cmake_config+=(-Wdev)
# _cmake_config+=(--debug-output)
# _cmake_config+=(--trace-expand)
# CPU_COUNT=1
mkdir build
cd build
cmake -G'Unix Makefiles' \
"${_cmake_config[@]}" \
..
ARCH=`uname -m`
if [ $ARCH == 'armv7l' ]; then # RPi need thread count throttling
make -j2 VERBOSE=1
else
make -j${CPU_COUNT} VERBOSE=1
fi
# From: https://github.com/conda-forge/llvmdev-feedstock/pull/53
make install || exit $?
# SVML tests on x86_64 arch only
if [[ $ARCH == 'x86_64' ]]; then
bin/opt -S -vector-library=SVML -mcpu=haswell -O3 $RECIPE_DIR/numba-3016.ll | bin/FileCheck $RECIPE_DIR/numba-3016.ll || exit $?
fi
cd ../test
../build/bin/llvm-lit -vv Transforms ExecutionEngine Analysis CodeGen/X86
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