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authorNatanael Copa <ncopa@alpinelinux.org>2017-11-15 18:34:15 +0000
committerNatanael Copa <ncopa@alpinelinux.org>2017-11-15 19:12:09 +0000
commit29efe5822cf39d340434b4436abafe94d9ea2ac1 (patch)
tree88de72c24216fbcf8b01204b945b5923e604dfb9 /community/rethinkdb
parent8dd2436f00a1c92c66a7d9719e8a17340ce8d7fe (diff)
community/rethinkdb: enable build for s390x
The s390x patch conflicts with both the ppc64le patch and the paxmark. The PaX kernel is only supported for x86_64 so we can conditionally apply the ppc64le, s390x or paxmark patch depending on arch.
Diffstat (limited to 'community/rethinkdb')
-rw-r--r--community/rethinkdb/APKBUILD24
-rw-r--r--community/rethinkdb/enable-build-s390x.patch712
-rw-r--r--community/rethinkdb/libressl-all.patch (renamed from community/rethinkdb/libressl.patch)0
-rw-r--r--community/rethinkdb/musl-fixes-all.patch (renamed from community/rethinkdb/musl-fixes.patch)0
-rw-r--r--community/rethinkdb/paxmark-x86_64.patch (renamed from community/rethinkdb/paxmark.patch)0
5 files changed, 730 insertions, 6 deletions
diff --git a/community/rethinkdb/APKBUILD b/community/rethinkdb/APKBUILD
index 84a934506fc..04abab9e317 100644
--- a/community/rethinkdb/APKBUILD
+++ b/community/rethinkdb/APKBUILD
@@ -2,10 +2,10 @@
# Maintainer: Daniel Treadwell <daniel@djt.id.au>
pkgname=rethinkdb
pkgver=2.3.6
-pkgrel=2
+pkgrel=3
pkgdesc="Distributed powerful and scalable NoSQL database"
url="http://www.rethinkdb.com"
-arch="x86_64 ppc64le"
+arch="x86_64 ppc64le s390x"
license="ASL 2.0"
depends=""
makedepends="bash python2 linux-headers bsd-compat-headers m4 paxmark
@@ -16,14 +16,25 @@ pkgusers=rethinkdb
pkggroups=rethinkdb
subpackages="$pkgname-doc"
source="http://download.rethinkdb.com/dist/$pkgname-$pkgver.tgz
- libressl.patch
- paxmark.patch
+ libressl-all.patch
enable-build-ppc64le.patch
+ enable-build-s390x.patch
+ paxmark-x86_64.patch
rethinkdb.initd
rethinkdb.confd
"
builddir="$srcdir/rethinkdb-$pkgver"
+prepare() {
+ cd "$builddir"
+ for i in $source; do
+ case $i in
+ *-$CARCH.patch|*-all.patch)
+ msg $i; patch -p1 -i "$srcdir"/$i;;
+ esac
+ done
+}
+
build() {
cd "$builddir"
./configure \
@@ -67,8 +78,9 @@ doc() {
}
sha512sums="653177750f7439fa1d61a121e488d578be1eab90f87c7d17ad52b9793d8543f22bbe98f8d501c2ab2d7048c65118096430fe7bde945d87c7a3228905af801af2 rethinkdb-2.3.6.tgz
-9ff727feedc7a9f58e7bf8554dc26e32ebca259b2d5d75ff0d064f5aea7a54c9c94fab16b83a3bc4039d4ae6d6d805d7b129ab9d5f762186d0388adeeff6e67c libressl.patch
-c5a7905c116a2bf7af5ce5f8e6536c61e06ee9ac7cbead0358396e0989141890908eab694f4a88f0dcaf9f4ddcefe751dc7a949cbb4c870d87f61e720ef3b45a paxmark.patch
+9ff727feedc7a9f58e7bf8554dc26e32ebca259b2d5d75ff0d064f5aea7a54c9c94fab16b83a3bc4039d4ae6d6d805d7b129ab9d5f762186d0388adeeff6e67c libressl-all.patch
63e9b4c145617a91d00c78c980937c4f4dc010c7bc4a8db8d7ecaad47dbecd0333fcaadbfe0251dee50f44494e802db5322d8cc0096cf614f44fd4069e82f8ac enable-build-ppc64le.patch
+04f6e00242ce025ba116e3dae1bf9ccd887901d9d0700faa006b72c4a1c5bd94996a9062db32b11ed0cd6a96af1f11786746ba446d288f6d921f6d93c2158cae enable-build-s390x.patch
+c5a7905c116a2bf7af5ce5f8e6536c61e06ee9ac7cbead0358396e0989141890908eab694f4a88f0dcaf9f4ddcefe751dc7a949cbb4c870d87f61e720ef3b45a paxmark-x86_64.patch
c27e21073048bd5e8e2ec91303b43ce873748573e2b44ba28ee57ca1b3080afb67e56880b6a6da7a0abf4f2967dce45aa27fe8d6dd44b70d874d776e876ef132 rethinkdb.initd
3a07f9c78ef96b2ca37fca508ee14a644d3c08612f662ba5260182fbfcceba064d20253f1261f56dc0a2c28d1a4d5e2320872c3c4e7595cb7ab4e202eb28ad42 rethinkdb.confd"
diff --git a/community/rethinkdb/enable-build-s390x.patch b/community/rethinkdb/enable-build-s390x.patch
new file mode 100644
index 00000000000..afc876c8697
--- /dev/null
+++ b/community/rethinkdb/enable-build-s390x.patch
@@ -0,0 +1,712 @@
+diff --git a/configure b/configure
+index eafc63d2e3..7c86c2b9c9 100755
+--- a/configure
++++ b/configure
+@@ -84,6 +84,8 @@ configure () {
+ arm*)
+ var_append LDFLAGS -ldl
+ final_warning="ARM support is still experimental" ;;
++ s390x)
++ final_warning="s390x support is still experimental" ;;
+ *)
+ error "unsupported architecture: $MACHINE"
+ esac
+diff --git a/mk/support/pkg/jemalloc.sh b/mk/support/pkg/jemalloc.sh
+index 9c17cf857c..383d4764f0 100644
+--- a/mk/support/pkg/jemalloc.sh
++++ b/mk/support/pkg/jemalloc.sh
+@@ -1,7 +1,7 @@
+
+ version=4.1.0
+
+-src_url=http://www.canonware.com/download/jemalloc/jemalloc-$version.tar.bz2
++src_url=https://github.com/jemalloc/jemalloc/releases/download/4.1.0/jemalloc-4.1.0.tar.bz2
+
+ pkg_install () {
+ configure_flags="--libdir=${install_dir}/lib"
+diff --git a/mk/support/pkg/node.sh b/mk/support/pkg/node.sh
+index 84634a47a9..6e84f7b240 100644
+--- a/mk/support/pkg/node.sh
++++ b/mk/support/pkg/node.sh
+@@ -1,4 +1,5 @@
+
+-version=0.12.2
++version=6.10.0
+
+ src_url=http://nodejs.org/dist/v$version/node-v$version.tar.gz
++src_url_sha1=3bb2629ed623f38b8c3011cf422333862d3653a3
+diff --git a/mk/support/pkg/npm-pkg.inc b/mk/support/pkg/npm-pkg.inc
+index a149265f9e..3ce901453f 100644
+--- a/mk/support/pkg/npm-pkg.inc
++++ b/mk/support/pkg/npm-pkg.inc
+@@ -49,7 +49,7 @@ pkg_install () {
+ mkdir -p "$install_dir/node_modules"
+ local pkg
+ pkg=$(niceabspath "$src_dir")
+- in_dir "$install_dir" npm install "$pkg"
++ in_dir "$install_dir" npm --registry http://no-npm-registry.rethinkdb.com install "$pkg"
+
+ local bin_dir="$install_dir/node_modules/$full_npm_package/node_modules/.bin/"
+ mkdir -p "$install_dir/bin"
+diff --git a/mk/support/pkg/v8.sh b/mk/support/pkg/v8.sh
+index 5454e76fb4..f01be00a5d 100644
+--- a/mk/support/pkg/v8.sh
++++ b/mk/support/pkg/v8.sh
+@@ -1,30 +1,61 @@
++if [[ "$(uname -m)" = s390x ]]; then
++ # V8 3.30.33 does not support s390x.
++ # This s390x-specific code can be removed once V8 is updated to 5.1+.
++ version=3.28-s390
+
+-version=3.30.33.16-patched2
+-# See http://omahaproxy.appspot.com/ for the current stable/beta/dev versions of v8
+-
+-src_url=http://commondatastorage.googleapis.com/chromium-browser-official/v8-${version/-patched2/}.tar.bz2
++ pkg_fetch () {
++ pkg_make_tmp_fetch_dir
++ git clone --depth 1 https://chromium.googlesource.com/chromium/tools/depot_tools.git "$tmp_dir/depot_tools"
++ PATH="$tmp_dir/depot_tools:$PATH"
++ in_dir "$tmp_dir" gclient config --unmanaged https://github.com/ibmruntimes/v8z.git
++ in_dir "$tmp_dir" git clone https://github.com/ibmruntimes/v8z.git
++ cd "$tmp_dir/v8z"
++ git checkout 3.28-s390
++ rm -rf "$src_dir"
++ mv "$tmp_dir/v8z" "$src_dir"
++ mv "$tmp_dir/depot_tools" "$src_dir"
++ pkg_remove_tmp_fetch_dir
++ }
++else
++ version=3.30.33.16-patched2
++ # See http://omahaproxy.appspot.com/ for the current stable/beta/dev versions of v8
++ src_url=http://commondatastorage.googleapis.com/chromium-browser-official/v8-${version/-patched2/}.tar.bz2
++fi
+
+ pkg_install-include () {
+ pkg_copy_src_to_build
++# See http://omahaproxy.appspot.com/ for the current stable/beta/dev versions of v8
++# See http://omahaproxy.appspot.com/ for the current stable/beta/dev versions of v8
+ in_dir "$build_dir" patch -fp1 < "$pkg_dir"/patch/v8_2-HandleScope-protected.patch
+
+ rm -rf "$install_dir/include"
+ mkdir -p "$install_dir/include"
+- cp -RL "$build_dir/include/." "$install_dir/include"
+- sed -i.bak 's/include\///' "$install_dir/include/libplatform/libplatform.h"
+-
+- # -- assemble the icu headers
+- if [[ "$CROSS_COMPILING" = 1 ]]; then
+- ( cross_build_env; in_dir "$build_dir/third_party/icu" ./configure --prefix="$(niceabspath "$install_dir")" --enable-static "$@" )
++ if [[ "$(uname -m)" = s390x ]]; then
++ # for s390x we need to generate correct header files
++ cd $build_dir
++ export PATH=$(pwd)/depot_tools:$PATH
++ #cd v8z
++ make dependencies || true
++ make s390x -j4 library=static werror=no snapshot=off
++
++ #s390x cp -RL "$src_dir/include/." "$install_dir/include"
++ cp -RL "$build_dir/include/." "$install_dir/include"
++ cp -RL "$build_dir/third_party/icu/source/common/." "$install_dir/include"
++ sed -i.bak 's/include\///' "$install_dir/include/libplatform/libplatform.h"
+ else
+- in_dir "$build_dir/third_party/icu/source" ./configure --prefix="$(niceabspath "$install_dir")" --enable-static --disable-layout "$@"
++ cp -RL "$src_dir/include/." "$install_dir/include"
++ sed -i.bak 's/include\///' "$install_dir/include/libplatform/libplatform.h"
++
++ # -- assemble the icu headers
++ if [[ "$CROSS_COMPILING" = 1 ]]; then
++ ( cross_build_env; in_dir "$build_dir/third_party/icu" ./configure --prefix="$(niceabspath "$install_dir")" --enable-static "$@" )
++ else
++ in_dir "$build_dir/third_party/icu/source" ./configure --prefix="$(niceabspath "$install_dir")" --enable-static --disable-layout "$@"
++ fi
++
++ in_dir "$build_dir/third_party/icu/source" make install-headers-recursive
++
+ fi
+- # The install-headers-recursive target is missing. Let's patch it.
+- sed -i.bak $'s/distclean-recursive/install-headers-recursive/g;$a\\\ninstall-headers-local:' "$build_dir/third_party/icu/source/Makefile"
+- for file in "$build_dir"/third_party/icu/source/*/Makefile; do
+- sed -i.bak $'$a\\\ninstall-headers:' "$file"
+- done
+- in_dir "$build_dir/third_party/icu/source" make install-headers-recursive
+ }
+
+ pkg_install () {
+@@ -43,22 +74,31 @@ pkg_install () {
+ case ${host%%-*} in
+ i?86) arch=ia32 ;;
+ x86_64) arch=x64 ;;
++ s390x) arch=s390x ;;
+ arm*) arch=arm; arch_gypflags=$raspberry_pi_gypflags ;;
+ *) arch=native ;;
+ esac
+ mode=release
+- pkg_make $arch.$mode CXX=$CXX LINK=$CXX LINK.target=$CXX GYPFLAGS="-Dwerror= $arch_gypflags" V=1
+- for lib in `find "$build_dir/out/$arch.$mode" -maxdepth 1 -name \*.a` `find "$build_dir/out/$arch.$mode/obj.target" -name \*.a`; do
+- name=`basename $lib`
+- cp $lib "$install_dir/lib/${name/.$arch/}"
+- done
+- touch "$install_dir/lib/libv8.a" # Create a dummy libv8.a because the makefile looks for it
++ if [[ "$arch" = "s390x" ]]; then
++ for lib in `find "$build_dir/out/$arch.$mode" -maxdepth 1 -name \*.a` `find "$build_dir/out/$arch.$mode/obj.target" -name \*.a` `find "$build_dir/out/$arch.$mode/obj.target/third_party/icu" -name \*.a` `find "$build_dir/out/$arch.$mode/obj.target/tools/gyp" -name \*.a` ; do
++ name=`basename $lib`
++ cp $lib "$install_dir/lib/${name/.$arch/}"
++ done
++ else
++ pkg_make $arch.$mode CXX=$CXX LINK=$CXX LINK.target=$CXX GYPFLAGS="-Dwerror= $arch_gypflags" V=1
++ for lib in `find "$build_dir/out/$arch.$mode" -maxdepth 1 -name \*.a` `find "$build_dir/out/$arch.$mode/obj.target" -name \*.a`; do
++ name=`basename $lib`
++ cp $lib "$install_dir/lib/${name/.$arch/}"
++ done
++ touch "$install_dir/lib/libv8.a" # Create a dummy libv8.a because the makefile looks for it
++ fi
++
+ }
+
+ pkg_link-flags () {
+ # These are the necessary libraries recommended by the docs:
+ # https://developers.google.com/v8/get_started#hello
+- for lib in libv8_{base,libbase,snapshot,libplatform}; do
++ for lib in libv8_{base,libbase,nosnapshot,libplatform}; do
+ echo "$install_dir/lib/$lib.a"
+ done
+ for lib in libicu{i18n,uc,data}; do
+diff --git a/src/arch/runtime/context_switching.cc b/src/arch/runtime/context_switching.cc
+index d7295751e6..63bb43ccfa 100644
+--- a/src/arch/runtime/context_switching.cc
++++ b/src/arch/runtime/context_switching.cc
+@@ -60,54 +60,77 @@ artificial_stack_t::artificial_stack_t(void (*initial_fun)(void), size_t _stack_
+ valgrind_stack_id = VALGRIND_STACK_REGISTER(stack.get(), (intptr_t)stack.get() + stack_size);
+ #endif
+
+- /* Set up the stack... */
+-
+- uintptr_t *sp; /* A pointer into the stack. Note that uintptr_t is ideal since it points to something of the same size as the native word or pointer. */
+-
+- /* Start at the beginning. */
++ // Setup the new stack (grows downwards).
++ //
++ // +---------------+ <- (1) initial sp.
++ // | |
++ // +---------------+ <- (2) sp aligned as needed.
++ // | |
++ // +---------------+ <- (3) sp after allocating (fake) caller stack frame;
++ // | initial_fun | will be the stack pointer at entry to initial_fun.
++ // +---------------+ <- (4) sp after pushing the return address, initial_fun.
++ // | |
++ // | callee-save |
++ // | registers |
++ // | |
++ // +---------------+ <- (5) sp after allocating space for callee-save registers.
++ //
++ // When swapcontext is called it will pop the callee-save registers off of the
++ // stack (may be junk), pop initial_fun off the stack and then jump to initial_fun.
++ uintptr_t *sp;
++
++ // (1) initialize sp to point at the top of the stack.
+ sp = reinterpret_cast<uintptr_t *>(uintptr_t(stack.get()) + stack_size);
+-
+- /* Align stack. The x86-64 ABI requires the stack pointer to always be
+- 16-byte-aligned at function calls. That is, "(%rsp - 8) is always a multiple
+- of 16 when control is transferred to the function entry point". */
++ // (2) align sp to meet platform ABI requirements.
++ // Note: not all platforms require 16-byte alignment, but it is easier to do it
++ // everywhere.
+ sp = reinterpret_cast<uintptr_t *>(uintptr_t(sp) & static_cast<uintptr_t>(-16L));
+
+- // Currently sp is 16-byte aligned.
+-
+- /* Set up the instruction pointer; this will be popped off the stack by ret (or popped
+- explicitly, for ARM) in swapcontext once all the other registers have been "restored". */
+- sp--;
+-
+- /* This seems to prevent Valgrind from complaining about uninitialized value
+- errors when throwing an uncaught exception. My assembly-fu isn't strong
+- enough to explain why, though. */
+- /* Also, on ARM, this gets popped into `r12` */
+- *sp = 0;
++ // (3) allocate caller stack frame.
++#if defined(__i386__) || defined(__x86_64__)
++ // The x86-64 ABI requires the stack pointer to always be 16-byte-aligned at
++ // function calls. That is, "(%rsp - 8) is always a multiple of 16 when control
++ // is transferred to the function entry point".
++ const size_t min_frame = 1;
++#elif defined(__s390x__)
++ // The s390x ABI requires a 160-byte caller allocated register save area.
++ const size_t min_frame = 20;
++#elif defined(__arm__)
++ // This slot is used to store r12.
++ const size_t min_frame = 1;
++#endif
++ // Zero the caller stack frame. Prevents Valgrind complaining about uninitialized
++ // value errors when throwing an uncaught exception.
++ for (size_t i = 0; i < min_frame; i++) {
++ sp--;
++ *sp = 0;
++ }
+
++ // (4) write the return address to the stack.
+ sp--;
+
+- // Subtracted 2*sizeof(uintptr_t), so sp is still double-word-size (16-byte for amd64) aligned.
+-
+ *sp = reinterpret_cast<uintptr_t>(initial_fun);
+
++ // (5) allocate space for callee-save registers. These will be popped off the
++ // stack by swapcontext but initial_fun should ignore their contents so we
++ // don't initialize them to anything.
++ // See swapcontext for more information about the way registers are restored.
+ #if defined(__i386__)
+ /* For i386, we are obligated (by the A.B.I. specification) to preserve esi, edi, ebx, ebp, and esp. We do not push esp onto the stack, though, since we will have needed to retrieve it anyway in order to get to the point on the stack from which we would pop. */
+- sp -= 4;
++ sp -= 4; // esi, edi, ebx and ebp.
+ #elif defined(__x86_64__)
+- /* These registers (r12, r13, r14, r15, rbx, rbp) are going to be popped off
+- the stack by swapcontext; they're callee-saved, so whatever happens to be in
+- them will be ignored. */
+- sp -= 6;
++ sp -= 6; // r12-r15, rbx and rbp.
+ #elif defined(__arm__)
+- /* We must preserve r4, r5, r6, r7, r8, r9, r10, and r11. Because we have to store the LR (r14) in swapcontext as well, we also store r12 in swapcontext to keep the stack double-word-aligned. However, we already accounted for both of those by decrementing sp twice above (once for r14 and once for r12, say). */
+- sp -= 8;
++ // Note: r12 is also stored, in the 'caller frame' slot above the return
++ // address.
++ sp -= 8; // r4-r11.
++#elif defined(__s390x__)
++ sp -= 16; // r6-r13 and f8-f15.
+ #else
+ #error "Unsupported architecture."
+ #endif
+
+- // Subtracted (multiple of 2)*sizeof(uintptr_t), so sp is still double-word-size (16-byte for amd64, 8-byte for i386 and ARM) aligned.
+-
+- /* Set up stack pointer. */
++ // Save stack pointer.
+ context.pointer = sp;
+
+ /* Our coroutines never return, so we don't put anything else on the stack.
+@@ -262,8 +285,8 @@ void context_switch(artificial_stack_context_ref_t *current_context_out, artific
+ }
+
+ asm(
+-#if defined(__i386__) || defined(__x86_64__) || defined(__arm__)
+-// We keep the i386, x86_64, and ARM stuff interleaved in order to enforce commonality.
++#if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined (__s390x__)
++// We keep architecture-specific code interleaved in order to enforce commonality.
+ #if defined(__x86_64__)
+ #if defined(__LP64__) || defined(__LLP64__)
+ // Pointers are of the right size
+@@ -281,16 +304,19 @@ asm(
+ /* `current_pointer_out` is in `%rdi`. `dest_pointer` is in `%rsi`. */
+ #elif defined(__arm__)
+ /* `current_pointer_out` is in `r0`. `dest_pointer` is in `r1` */
++#elif defined(__s390x_)
++ /* `current_pointer_out` is in `%r2`. `dest_pointer` is in `%r3`. */
+ #endif
+
+- /* Save preserved registers (the return address is already on the stack). */
++ /* Save preserved registers. */
+ #if defined(__i386__)
+- /* For i386, we must preserve esi, edi, ebx, ebp, and esp. */
++ /* Preserve esi, edi, ebx, and ebp. The return address is already on the stack. */
+ "push %esi\n"
+ "push %edi\n"
+ "push %ebx\n"
+ "push %ebp\n"
+ #elif defined(__x86_64__)
++ // Preserve r12-r15, rbx, and rbp. The return address is already on the stack.
+ "pushq %r12\n"
+ "pushq %r13\n"
+ "pushq %r14\n"
+@@ -298,10 +324,23 @@ asm(
+ "pushq %rbx\n"
+ "pushq %rbp\n"
+ #elif defined(__arm__)
+- /* Note that we push `LR` (`r14`) since that's not implicitly done at a call on ARM. We include `r12` just to keep the stack double-word-aligned. The order here is really important, as it must match the way we set up the stack in artificial_stack_t::artificial_stack_t. For consistency with the other architectures, we push `r12` first, then `r14`, then the rest. */
++ // Preserve r4-r12 and the return address (r14). For consistency with x86 r12 is
++ // pushed first, followed by r14 and then r4-r11.
+ "push {r12}\n"
+ "push {r14}\n"
+ "push {r4-r11}\n"
++#elif defined(__s390x__)
++ // Preserve r6-r13, the return address (r14), and f8-f15.
++ "aghi %r15, -136\n"
++ "stmg %r6, %r14, 64(%r15)\n"
++ "std %f8, 0(%r15)\n"
++ "std %f9, 8(%r15)\n"
++ "std %f10, 16(%r15)\n"
++ "std %f11, 24(%r15)\n"
++ "std %f12, 32(%r15)\n"
++ "std %f13, 40(%r15)\n"
++ "std %f14, 48(%r15)\n"
++ "std %f15, 56(%r15)\n"
+ #endif
+
+ /* Save old stack pointer. */
+@@ -316,6 +355,9 @@ asm(
+ #elif defined(__arm__)
+ /* On ARM, the first argument is in `r0`. `r13` is the stack pointer. */
+ "str r13, [r0]\n"
++#elif defined(__s390x__)
++ /* On s390x, the first argument is in r2. r15 is the stack pointer. */
++ "stg %r15, 0(%r2)\n"
+ #endif
+
+ /* Load the new stack pointer and the preserved registers. */
+@@ -330,6 +372,9 @@ asm(
+ #elif defined(__arm__)
+ /* On ARM, the second argument is in `r1` */
+ "mov r13, r1\n"
++#elif defined(__s390x__)
++ /* On s390x, the second argument is in r3 */
++ "lgr %r15, %r3\n"
+ #endif
+
+ #if defined(__i386__)
+@@ -348,6 +393,17 @@ asm(
+ "pop {r4-r11}\n"
+ "pop {r14}\n"
+ "pop {r12}\n"
++#elif defined(__s390x__)
++ "lmg %r6, %r14, 64(%r15)\n"
++ "ld %f8, 0(%r15)\n"
++ "ld %f9, 8(%r15)\n"
++ "ld %f10, 16(%r15)\n"
++ "ld %f11, 24(%r15)\n"
++ "ld %f12, 32(%r15)\n"
++ "ld %f13, 40(%r15)\n"
++ "ld %f14, 48(%r15)\n"
++ "ld %f15, 56(%r15)\n"
++ "aghi %r15, 136\n"
+ #endif
+
+ #if defined(__i386__) || defined(__x86_64__)
+@@ -360,6 +416,9 @@ asm(
+ /* Above, we popped `LR` (`r14`) off the stack, so the bx instruction will
+ jump to the correct return address. */
+ "bx r14\n"
++#elif defined(__s390x__)
++ /* Above, we popped the return address (r14) off the stack. */
++ "br %r14\n"
+ #endif
+
+ #else
+diff --git a/src/arch/runtime/coroutines.hpp b/src/arch/runtime/coroutines.hpp
+index c34a6630f7..67eac07e25 100644
+--- a/src/arch/runtime/coroutines.hpp
++++ b/src/arch/runtime/coroutines.hpp
+@@ -17,7 +17,7 @@
+ // Enable cross-coroutine backtraces in debug mode, or when coro profiling is enabled.
+ // We don't enable it on ARM, because taking backtraces currently isn't working
+ // reliably and sometimes causes crashes.
+-#if (!defined(NDEBUG) && !defined(__MACH__) && !defined(__arm__)) \
++#if (!defined(NDEBUG) && !defined(__MACH__) && !defined(__arm__)) && !defined(__s390x__) \
+ || defined(ENABLE_CORO_PROFILER)
+ #define CROSS_CORO_BACKTRACES 1
+ #endif
+diff --git a/src/client_protocol/json.cc b/src/client_protocol/json.cc
+index 07080ad927..72551bd74b 100644
+--- a/src/client_protocol/json.cc
++++ b/src/client_protocol/json.cc
+@@ -55,6 +55,11 @@ scoped_ptr_t<ql::query_params_t> json_protocol_t::parse_query(
+ conn->read_buffered(&size, sizeof(size), interruptor);
+ ql::response_t error;
+
++#ifdef __s390x__
++ token = __builtin_bswap64(token);
++ size = __builtin_bswap32(size);
++#endif
++
+ if (size >= wire_protocol_t::TOO_LARGE_QUERY_SIZE) {
+ error.fill_error(Response::CLIENT_ERROR,
+ Response::RESOURCE_LIMIT,
+@@ -226,11 +231,17 @@ void json_protocol_t::send_response(ql::response_t *response,
+
+ // Fill in the token and size
+ char *mutable_buffer = buffer.GetMutableBuffer();
++#ifdef __s390x__
++ token = __builtin_bswap64(token);
++#endif
+ for (size_t i = 0; i < sizeof(token); ++i) {
+ mutable_buffer[i] = reinterpret_cast<const char *>(&token)[i];
+ }
+
+ data_size = static_cast<uint32_t>(payload_size);
++#ifdef __s390x__
++ data_size = __builtin_bswap32(data_size);
++#endif
+ for (size_t i = 0; i < sizeof(data_size); ++i) {
+ mutable_buffer[i + sizeof(token)] =
+ reinterpret_cast<const char *>(&data_size)[i];
+diff --git a/src/client_protocol/server.cc b/src/client_protocol/server.cc
+index 188e11f3ac..265eddcd21 100644
+--- a/src/client_protocol/server.cc
++++ b/src/client_protocol/server.cc
+@@ -280,7 +280,9 @@ void query_server_t::handle_conn(const scoped_ptr_t<tcp_conn_descriptor_t> &ncon
+ int32_t client_magic_number;
+ conn->read_buffered(
+ &client_magic_number, sizeof(client_magic_number), &ct_keepalive);
+-
++#ifdef __s390x__
++ client_magic_number = __builtin_bswap32(client_magic_number);
++#endif
+ switch (client_magic_number) {
+ case VersionDummy::V0_1:
+ version = 1;
+@@ -315,6 +317,9 @@ void query_server_t::handle_conn(const scoped_ptr_t<tcp_conn_descriptor_t> &ncon
+
+ uint32_t auth_key_size;
+ conn->read_buffered(&auth_key_size, sizeof(uint32_t), &ct_keepalive);
++#ifdef __s390x__
++ auth_key_size = __builtin_bswap32(auth_key_size);
++#endif
+ if (auth_key_size > 2048) {
+ throw client_protocol::client_server_error_t(
+ -1, "Client provided an authorization key that is too long.");
+@@ -334,6 +339,9 @@ void query_server_t::handle_conn(const scoped_ptr_t<tcp_conn_descriptor_t> &ncon
+
+ int32_t wire_protocol;
+ conn->read_buffered(&wire_protocol, sizeof(wire_protocol), &ct_keepalive);
++#ifdef __s390x__
++ wire_protocol = __builtin_bswap32(wire_protocol);
++#endif
+ switch (wire_protocol) {
+ case VersionDummy::JSON:
+ break;
+@@ -664,6 +672,9 @@ void query_server_t::handle(const http_req_t &req,
+ // Parse the token out from the start of the request
+ char *data = body_buf.data();
+ token = *reinterpret_cast<const int64_t *>(data);
++#ifdef __s390x__
++ token = __builtin_bswap64(token);
++#endif
+ data += sizeof(token);
+
+ ql::response_t response;
+@@ -740,6 +751,10 @@ void query_server_t::handle(const http_req_t &req,
+ json_protocol_t::write_response_to_buffer(&response, &buffer);
+
+ uint32_t size = static_cast<uint32_t>(buffer.GetSize());
++#ifdef __s390x__
++ size = __builtin_bswap32(size);
++ token = __builtin_bswap64(token);
++#endif
+ char header_buffer[sizeof(token) + sizeof(size)];
+ memcpy(&header_buffer[0], &token, sizeof(token));
+ memcpy(&header_buffer[sizeof(token)], &size, sizeof(size));
+diff --git a/src/rdb_protocol/datum.cc b/src/rdb_protocol/datum.cc
+index 7fbd7aa04e..a218402397 100644
+--- a/src/rdb_protocol/datum.cc
++++ b/src/rdb_protocol/datum.cc
+@@ -1118,7 +1118,9 @@ std::string datum_t::mangle_secondary(
+ std::string datum_t::encode_tag_num(uint64_t tag_num) {
+ static_assert(sizeof(tag_num) == tag_size,
+ "tag_size constant is assumed to be the size of a uint64_t.");
+-#ifndef BOOST_LITTLE_ENDIAN
++#if defined(__s390x__)
++ tag_num = __builtin_bswap64(tag_num);
++#elif !defined(BOOST_LITTLE_ENDIAN)
+ static_assert(false, "This piece of code will break on big-endian systems.");
+ #endif
+ return std::string(reinterpret_cast<const char *>(&tag_num), tag_size);
+@@ -1244,10 +1246,13 @@ components_t parse_secondary(const std::string &key) THROWS_NOTHING {
+ std::string tag_str = key.substr(start_of_tag, key.size() - (start_of_tag + 2));
+ boost::optional<uint64_t> tag_num;
+ if (tag_str.size() != 0) {
+-#ifndef BOOST_LITTLE_ENDIAN
++ uint64_t t = *reinterpret_cast<const uint64_t *>(tag_str.data());
++#if defined(__s390x__)
++ t = __builtin_bswap64(t);
++#elif !defined(BOOST_LITTLE_ENDIAN)
+ static_assert(false, "This piece of code will break on little endian systems.");
+ #endif
+- tag_num = *reinterpret_cast<const uint64_t *>(tag_str.data());
++ tag_num = t;
+ }
+ return components_t{
+ skey_version,
+diff --git a/src/rpc/connectivity/cluster.cc b/src/rpc/connectivity/cluster.cc
+index b43f7abcc7..f90780630c 100644
+--- a/src/rpc/connectivity/cluster.cc
++++ b/src/rpc/connectivity/cluster.cc
+@@ -103,7 +103,7 @@ static bool resolve_protocol_version(const std::string &remote_version_string,
+ return false;
+ }
+
+-#if defined (__x86_64__) || defined (_WIN64)
++#if defined (__x86_64__) || defined (_WIN64) || defined (__s390x__)
+ const std::string connectivity_cluster_t::cluster_arch_bitsize("64bit");
+ #elif defined (__i386__) || defined(__arm__)
+ const std::string connectivity_cluster_t::cluster_arch_bitsize("32bit");
+diff --git a/src/unittest/print_secondary.cc b/src/unittest/print_secondary.cc
+index 9557aa0ecf..d1f2fed876 100644
+--- a/src/unittest/print_secondary.cc
++++ b/src/unittest/print_secondary.cc
+@@ -1,13 +1,14 @@
+ // Copyright 2010-2013 RethinkDB, all rights reserved.
+ #include "unittest/gtest.hpp"
++#include "unittest/unittest_utils.hpp"
+ #include "rdb_protocol/datum.hpp"
+
+ namespace unittest {
+ void test_mangle(const std::string &pkey, const std::string &skey, boost::optional<uint64_t> tag = boost::optional<uint64_t>()) {
+ std::string tag_string;
+ if (tag) {
+- tag_string = std::string(reinterpret_cast<const char *>(&*tag),
+- sizeof(uint64_t));
++ // Encode tag in little endian.
++ tag_string = encode_le64(*tag);
+ }
+ auto versions = {
+ reql_version_t::v1_16,
+diff --git a/src/unittest/rdb_interruptor.cc b/src/unittest/rdb_interruptor.cc
+index fba8a6c659..8dda5adf87 100644
+--- a/src/unittest/rdb_interruptor.cc
++++ b/src/unittest/rdb_interruptor.cc
+@@ -309,9 +309,19 @@ const std::string stop_json(strprintf("[%" PRIi32 "]",
+ Query::STOP));
+ const std::string invalid_json("]");
+
+-template <class T>
+-void append_to_message(const T& item, std::string *message) {
+- message->append(reinterpret_cast<const char *>(&item), sizeof(item));
++template <class Integral>
++void append_to_message(Integral item, std::string *message) {
++ const size_t size = sizeof(Integral);
++ static_assert(std::is_integral<Integral>::value, "item must be an integral");
++ static_assert(size == 4 || size == 8, "item size must be 4 or 8 bytes");
++ switch (size) {
++ case 4:
++ message->append(encode_le32(item));
++ break;
++ case 8:
++ message->append(encode_le64(item));
++ break;
++ }
+ }
+
+ void append_to_message(const std::string &item, std::string *message) {
+@@ -392,15 +402,18 @@ std::string get_query_response(tcp_conn_stream_t *conn) {
+ int64_t res;
+ int64_t token;
+ uint32_t response_size;
+- res = conn->read(&token, sizeof(token));
++ char buf[8];
++ res = conn->read(buf, sizeof(token));
+ if (res == 0) {
+ return std::string();
+ }
+ guarantee(res == sizeof(token));
++ token = decode_le64(std::string(buf, 8));
+ guarantee(token == unparsable_query_token || token == test_token);
+
+- res = conn->read(&response_size, sizeof(response_size));
++ res = conn->read(buf, sizeof(response_size));
+ guarantee(res == sizeof(response_size));
++ response_size = decode_le32(std::string(buf, 4));
+
+ scoped_array_t<char> response_data(response_size + 1);
+ res = conn->read(response_data.data(), response_size);
+@@ -515,10 +528,10 @@ std::string parse_http_result(const http_res_t &http_res, int32_t expected_type)
+ guarantee(http_res.body.size() > sizeof(int64_t) + sizeof(uint32_t));
+ const char *data = http_res.body.data();
+
+- int64_t token = *reinterpret_cast<const int64_t *>(data);
++ int64_t token = decode_le64(std::string(data, 8));
+ data += sizeof(token);
+
+- uint32_t data_size = *reinterpret_cast<const uint32_t *>(data);
++ uint32_t data_size = decode_le32(std::string(data, 4));
+ data += sizeof(data_size);
+
+ return parse_json_error_message(data, expected_type);
+diff --git a/src/unittest/unittest_utils.cc b/src/unittest/unittest_utils.cc
+index c6fa90b35b..ef30c575f8 100644
+--- a/src/unittest/unittest_utils.cc
++++ b/src/unittest/unittest_utils.cc
+@@ -205,4 +205,50 @@ std::string random_letter_string(rng_t *rng, int min_length, int max_length) {
+ return ret;
+ }
+
++// Zero extend the given byte to 64-bits.
++uint64_t zero_extend(char x) {
++ return static_cast<uint64_t>(static_cast<uint8_t>(x));
++}
++
++uint64_t decode_le64(const std::string& buf) {
++ return zero_extend(buf[0]) |
++ zero_extend(buf[1]) << 8 |
++ zero_extend(buf[2]) << 16 |
++ zero_extend(buf[3]) << 24 |
++ zero_extend(buf[4]) << 32 |
++ zero_extend(buf[5]) << 40 |
++ zero_extend(buf[6]) << 48 |
++ zero_extend(buf[7]) << 56;
++}
++
++uint32_t decode_le32(const std::string& buf) {
++ return static_cast<uint32_t>(
++ zero_extend(buf[0]) |
++ zero_extend(buf[1]) << 8 |
++ zero_extend(buf[2]) << 16 |
++ zero_extend(buf[3]) << 32);
++}
++
++std::string encode_le64(uint64_t x) {
++ char buf[8];
++ buf[0] = x;
++ buf[1] = x >> 8;
++ buf[2] = x >> 16;
++ buf[3] = x >> 24;
++ buf[4] = x >> 32;
++ buf[5] = x >> 40;
++ buf[6] = x >> 48;
++ buf[7] = x >> 56;
++ return std::string(&buf[0], 8);
++}
++
++std::string encode_le32(uint32_t x) {
++ char buf[4];
++ buf[0] = x;
++ buf[1] = x >> 8;
++ buf[2] = x >> 16;
++ buf[3] = x >> 24;
++ return std::string(&buf[0], 4);
++}
++
+ } // namespace unittest
+diff --git a/src/unittest/unittest_utils.hpp b/src/unittest/unittest_utils.hpp
+index 5a3d11145a..fad683fdae 100644
+--- a/src/unittest/unittest_utils.hpp
++++ b/src/unittest/unittest_utils.hpp
+@@ -64,6 +64,18 @@ state_timestamp_t make_state_timestamp(int n);
+
+ std::string random_letter_string(rng_t *rng, int min_length, int max_length);
+
++// Read an 8-byte little-endian encoded integer from the given string.
++uint64_t decode_le64(const std::string& buf);
++
++// Read a 4-byte little-endian encoded integer from the given string.
++uint32_t decode_le32(const std::string& buf);
++
++// Write an 8-byte integer to a string in little-endian byte order.
++std::string encode_le64(uint64_t x);
++
++// Write a 4-byte integer to a string in little-endian byte order.
++std::string encode_le32(uint32_t x);
++
+ } // namespace unittest
+
+
+diff --git a/src/unittest/utils_test.cc b/src/unittest/utils_test.cc
+index bfed8d33d4..654d8feb45 100644
+--- a/src/unittest/utils_test.cc
++++ b/src/unittest/utils_test.cc
+@@ -68,7 +68,7 @@ TEST(UtilsTest, TimeLocal) {
+ _putenv("TZ=UTC+7"); // TODO WINDOWS: this seems wrong, but causes the test to pass
+ _tzset();
+ #else
+- setenv("TZ", "America/Los_Angeles", 1);
++ setenv("TZ", "PST8PDT", 1);
+ tzset();
+ #endif
+
diff --git a/community/rethinkdb/libressl.patch b/community/rethinkdb/libressl-all.patch
index 6f273a0258d..6f273a0258d 100644
--- a/community/rethinkdb/libressl.patch
+++ b/community/rethinkdb/libressl-all.patch
diff --git a/community/rethinkdb/musl-fixes.patch b/community/rethinkdb/musl-fixes-all.patch
index 7828f7fd0ba..7828f7fd0ba 100644
--- a/community/rethinkdb/musl-fixes.patch
+++ b/community/rethinkdb/musl-fixes-all.patch
diff --git a/community/rethinkdb/paxmark.patch b/community/rethinkdb/paxmark-x86_64.patch
index e008ff9d551..e008ff9d551 100644
--- a/community/rethinkdb/paxmark.patch
+++ b/community/rethinkdb/paxmark-x86_64.patch