user/llvm8: Move to legacy/

We don't need LLVM 8 in-tree any more.  The last dependent was Qt
Creator.  LLVM 14 is the new hotness.

Closes: #460, #871

1 files changed, 241 insertions, 0 deletions

diff --git a/legacy/llvm8/APKBUILD b/legacy/llvm8/APKBUILD
new file mode 100644
index 000000000..a7a2a44d3
--- /dev/null
+++ b/legacy/llvm8/APKBUILD
@@ -0,0 +1,241 @@
+# Contributor: Travis Tilley <ttilley@gmail.com>
+# Contributor: Mitch Tishmack <mitch.tishmack@gmail.com>
+# Contributor: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer: A. Wilcox <awilfox@adelielinux.org>
+_pkgname=llvm
+pkgver=8.0.1
+_majorver=${pkgver%%.*}
+pkgname=$_pkgname$_majorver
+pkgrel=3
+pkgdesc="Low Level Virtual Machine compiler system, version $_majorver"
+arch="all"
+options="!checkroot !dbg"
+url="https://llvm.org/"
+license="NCSA"
+depends_dev="$pkgname=$pkgver-r$pkgrel libexecinfo-dev libxml2-dev"
+makedepends="binutils-dev chrpath cmake file libexecinfo-dev libffi-dev
+	libxml2-dev python3 zlib-dev"
+subpackages="$pkgname-static $pkgname-libs $pkgname-dev
+	$pkgname-test-utils:_test_utils"
+source="https://github.com/llvm/llvm-project/releases/download/llvmorg-$pkgver/llvm-$pkgver.src.tar.xz
+	llvm-fix-build-with-musl-libc.patch
+	disable-FileSystemTest.CreateDir-perms-assert.patch
+	disable-dlclose-test.patch
+	musl-ppc64-elfv2.patch
+	more-secure-plt.patch
+	even-more-secure-plt.patch
+	python3-test.patch
+	scc-insertion.patch
+	fix-memory-mf_exec-on-aarch64.patch
+	"
+builddir="$srcdir/$_pkgname-$pkgver.src"
+
+# ARM has few failures in test suite that we don't care about currently and
+# also it takes forever to run them on the builder.
+case "$CARCH" in
+	arm*) options="$options !check";;
+esac
+
+# Whether is this package the default (latest) LLVM version.
+_default_llvm="no"
+
+if [ "$_default_llvm" = yes ]; then
+	provides="llvm=$pkgver-r$pkgrel"
+	replaces="llvm"
+fi
+
+# NOTE: It seems that there's no (sane) way how to change includedir, sharedir
+# etc. separately, just the CMAKE_INSTALL_PREFIX. Standard CMake variables and
+# even  LLVM-specific variables, that are related to these paths, actually
+# don't work (in llvm 3.7).
+#
+# When building a software that depends on LLVM, utility llvm-config should be
+# used to discover where is LLVM installed. It provides options to print
+# path of bindir, includedir, and libdir separately, but in its source, all
+# these paths are actually hard-coded against INSTALL_PREFIX. We can patch it
+# and move paths manually, but I'm really not sure what it may break...
+#
+# Also note that we should *not* add version suffix to files in llvm bindir!
+# It breaks build system of some software that depends on LLVM, because they
+# don't expect these files to have a sufix.
+#
+# So, we install all the LLVM files into /usr/lib/llvm$_majorver.
+# BTW, Fedora and Debian do the same thing.
+#
+_prefix="usr/lib/llvm$_majorver"
+
+prepare() {
+	default_prepare
+
+	# https://bugs.llvm.org//show_bug.cgi?id=31870
+	rm test/tools/llvm-symbolizer/print_context.c
+}
+
+build() {
+	# Auto-detect it by guessing either.
+	local ffi_include_dir="$(pkg-config --cflags-only-I libffi | sed 's|^-I||g')"
+
+	cmake -G "Unix Makefiles" -Wno-dev \
+		-DCMAKE_BUILD_TYPE=Release \
+		-DCMAKE_INSTALL_PREFIX=/$_prefix \
+		-DCMAKE_VERBOSE_MAKEFILE=NO \
+		-DFFI_INCLUDE_DIR="$ffi_include_dir" \
+		-DLLVM_BINUTILS_INCDIR=/usr/include \
+		-DLLVM_BUILD_DOCS=OFF \
+		-DLLVM_BUILD_EXAMPLES=OFF \
+		-DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON \
+		-DLLVM_BUILD_LLVM_DYLIB=ON \
+		-DLLVM_BUILD_TESTS=ON \
+		-DLLVM_DEFAULT_TARGET_TRIPLE="$CBUILD" \
+		-DLLVM_ENABLE_ASSERTIONS=OFF \
+		-DLLVM_ENABLE_CXX1Y=ON \
+		-DLLVM_ENABLE_FFI=ON \
+		-DLLVM_ENABLE_LIBCXX=OFF \
+		-DLLVM_ENABLE_PIC=ON \
+		-DLLVM_ENABLE_RTTI=ON \
+		-DLLVM_ENABLE_SPHINX=OFF \
+		-DLLVM_ENABLE_TERMINFO=ON \
+		-DLLVM_ENABLE_ZLIB=ON \
+		-DLLVM_HOST_TRIPLE="$CHOST" \
+		-DLLVM_INCLUDE_EXAMPLES=OFF \
+		-DLLVM_LINK_LLVM_DYLIB=ON \
+		-DLLVM_TARGETS_TO_BUILD='AArch64;AMDGPU;ARM;BPF;Hexagon;Lanai;Mips;MSP430;PowerPC;Sparc;SystemZ;WebAssembly;X86;XCore' \
+		-DPYTHON_EXECUTABLE=/usr/bin/python3 \
+		-Bbuild .
+
+	make -C build llvm-tblgen
+	make -C build
+
+	python3 utils/lit/setup.py build
+}
+
+check() {
+	# appears to be an issue on musl and glibc, but only fails on musl:
+	# https://github.com/NixOS/nixpkgs/blob/bb7e9e46/pkgs/development/compilers/llvm/8/llvm.nix#L74
+	rm -f "$builddir"/test/CodeGen/AArch64/wineh4.mir
+	make -C build check-llvm
+}
+
+package() {
+	make DESTDIR="$pkgdir" -C build install
+
+	cd "$pkgdir"/$_prefix
+
+	# Remove RPATHs.
+	file lib/*.so bin/* \
+		| awk -F: '$2~/ELF/{print $1}' \
+		| xargs -r chrpath -d
+
+	# Symlink files from /usr/lib/llvm*/bin to /usr/bin.
+	mkdir -p "$pkgdir"/usr/bin
+	local name newname path
+	for path in bin/*; do
+		name=${path##*/}
+		# Add version infix/suffix to the executable name.
+		case "$name" in
+			llvm-*) newname="llvm$_majorver-${name#llvm-}";;
+			*) newname="$name$_majorver";;
+		esac
+		# If this package provides=llvm (i.e. it's the default/latest
+		# llvm package), omit version infix/suffix.
+		if [ "$_default_llvm" = yes ]; then
+			newname=$name
+		fi
+		case "$name" in
+			FileCheck | obj2yaml | yaml2obj) continue;;
+		esac
+		ln -s ../lib/llvm$_majorver/bin/$name "$pkgdir"/usr/bin/$newname
+	done
+
+	# Move /usr/lib/$pkgname/include/ into /usr/include/$pkgname/
+	# and symlink it back.
+	_mv include/* "$pkgdir"/usr/include/$pkgname/
+	rmdir include
+	ln -s ../../include/$pkgname include
+
+	ln -s "$pkgdir"/usr/lib/cmake/llvm ../$pkgname/lib/cmake/llvm
+}
+
+static() {
+	pkgdesc="LLVM $_majorver static libraries"
+	_common_subpkg
+
+	_mv "$pkgdir"/$_prefix/lib/*.a "$subpkgdir"/$_prefix/lib/
+	strip -d "$subpkgdir"/$_prefix/lib/*.a
+}
+
+libs() {
+	pkgdesc="LLVM $_majorver runtime library"
+	local soname="libLLVM-$_majorver.so"
+	local soname2="libLLVM-$pkgver.so"
+	_common_subpkg
+
+	mkdir -p "$subpkgdir"
+	cd "$subpkgdir"
+
+	# libLLVM should be in /usr/lib. This is needed for binaries that are
+	# dynamically linked with libLLVM, so they can find it on default path.
+	_mv "$pkgdir"/$_prefix/lib/$soname usr/lib/
+	ln -s $soname usr/lib/$soname2
+
+	# And also symlink it back to the LLVM prefix.
+	mkdir -p $_prefix/lib
+	ln -s ../../$soname $_prefix/lib/$soname
+	ln -s ../../$soname $_prefix/lib/$soname2
+}
+
+dev() {
+	_common_subpkg
+	default_dev
+	cd "$subpkgdir"
+
+	_mv "$pkgdir"/$_prefix/lib $_prefix/
+	_mv "$pkgdir"/$_prefix/include $_prefix/
+
+	_mv "$pkgdir"/$_prefix/bin/llvm-config $_prefix/bin/
+}
+
+_test_utils() {
+	pkgdesc="LLVM $_majorver utilities for executing LLVM and Clang style test suites"
+	depends="python3"
+	_common_subpkg
+	replaces=""
+
+	local litver="$(python3 "$builddir"/utils/lit/setup.py --version 2>/dev/null \
+		| sed 's/\.dev.*$//')"
+	test -n "$litver" || return 1
+	provides="$provides lit=$litver-r$pkgrel"
+
+	cd "$builddir"/build
+
+	install -D -m 755 bin/FileCheck "$subpkgdir"/$_prefix/bin/FileCheck
+	install -D -m 755 bin/count "$subpkgdir"/$_prefix/bin/count
+	install -D -m 755 bin/not "$subpkgdir"/$_prefix/bin/not
+
+	python3 ../utils/lit/setup.py install --prefix=/usr --root="$subpkgdir"
+	ln -s ../../../bin/lit "$subpkgdir"/$_prefix/bin/lit
+}
+
+_common_subpkg() {
+	if [ "$_default_llvm" = yes ]; then
+		replaces="llvm${subpkgname#$pkgname}"
+		provides="$replaces=$pkgver-r$pkgrel"
+	fi
+}
+
+_mv() {
+	local dest; for dest; do true; done  # get last argument
+	mkdir -p "$dest"
+	mv $@
+}
+
+sha512sums="82e120be5cabdfd5111aebbea68a663fe229c8861d73802d6ab09a3bf48f60de333e07e61f8fb61beaa14ac2bea24fcd74fa6f761acaf62469f536b79fcb1e16  llvm-8.0.1.src.tar.xz
+f84cd65d7042e89826ba6e8d48c4c302bf4980da369d7f19a55f217e51c00ca8ed178d453df3a3cee76598a7cecb94aed0775a6d24fe73266f82749913fc3e71  llvm-fix-build-with-musl-libc.patch
+49c47f125014b60d0ea7870f981a2c1708ad705793f89287ed846ee881a837a4dc0170bf467e03f2ef56177473128945287749ac80dc2d13cfabcf8b929ba58a  disable-FileSystemTest.CreateDir-perms-assert.patch
+caeec8e4dbd92f5f74940780b69075f3879a267a8623822cbdc193fd14706eb089071e3a5a20d60cc2eca59e4c5b2a61d29827a2f3362ee7c5f74f11d9ace200  disable-dlclose-test.patch
+e5ddbc4b6c4928e79846dc3c022eb7928aaa8fed40515c78f5f03b8ab8264f34f1eb8aa8bfc0f436450932f4917e54ad261603032092ea271d9590f11a37cf1e  musl-ppc64-elfv2.patch
+7ba7f5b396e1afb49ea53fdc16729f0709fbba88de433cc8a8e2f751d13733011d4121318f68d7f8a16a6c57c3a1bee727cc3e0da0f5c6cae38eff70d3a539cf  more-secure-plt.patch
+deb71762721ebc73bfdf23143b582f40c70eddcef3e337ed14499e8e336bee2906292d38d64fe98fa633430c1bcb66cf6a2e067258c8fbe6e931f99f6d10a6f7  even-more-secure-plt.patch
+53cc0d13dd871e9b775bb4e7567de4f9a97d91b8246cd7ce74607fd88d6e3e2ab9455f5b4195bc7f9dbdedbc77d659d43e98ec0b7cd78cd395aaea6919510287  python3-test.patch
+4422a83ea953a6b30cb447a448d246956abd6b0cbd2451247e5f2c41318b2c0d18c7b6781155ea40a5558bbd66e9e1482cec0875d95776545fd0d87356b5e4bd  scc-insertion.patch
+c9ef3cd95c4bd1d6ac69bbcd471b01755126d00f59d27d4a2a2ef5623943be73f8407e2fd731294d1a9d81a66e459f45f3f1d5dc5f9646f4f2fb2d8d891b5279  fix-memory-mf_exec-on-aarch64.patch"