sergiotarxz/termux-packages
sergiotarxz/termux-packages
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

swift: fix memory tagging collisions on aarch64 since Android 11

Browse Source
This commit is contained in:
Butta 2022-01-24 22:55:41 +05:30 committed by buttaface
parent 10fafcb645
commit 5d98fde4ab
7 changed files with 517 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
packages/swift/build.sh
View File

@ -3,6 +3,7 @@ TERMUX_PKG_DESCRIPTION="Swift is a high-performance system programming language"
TERMUX_PKG_LICENSE="Apache-2.0, NCSA"
TERMUX_PKG_MAINTAINER="@buttaface"
TERMUX_PKG_VERSION=5.5.2
TERMUX_PKG_REVISION=1
SWIFT_RELEASE="RELEASE"
TERMUX_PKG_SRCURL=https://github.com/apple/swift/archive/swift-$TERMUX_PKG_VERSION-$SWIFT_RELEASE.tar.gz
TERMUX_PKG_SHA256=0046ecab640475441251b1cceb3dd167a4c7729852104d7675bdbd75fced6b82
@ -25,7 +26,7 @@ SWIFT_BUILD_FLAGS="$SWIFT_TOOLCHAIN_FLAGS $SWIFT_PATH_FLAGS"
if [ "$TERMUX_ON_DEVICE_BUILD" = "false" ]; then
SWIFT_BIN="swift-$TERMUX_PKG_VERSION-$SWIFT_RELEASE-ubuntu20.04"
SWIFT_BINDIR="$TERMUX_PKG_HOSTBUILD_DIR/$SWIFT_BIN/usr/bin"
export SWIFT_BINDIR="$TERMUX_PKG_HOSTBUILD_DIR/$SWIFT_BIN/usr/bin"
fi
SWIFT_ARCH=$TERMUX_ARCH
test $SWIFT_ARCH == 'arm' && SWIFT_ARCH='armv7'
@ -104,17 +105,26 @@ termux_step_host_build() {
# The Ubuntu CI may not have clang/clang++ in its path so explicitly set it
# to clang-10 instead.
if [ -z "$CLANG" ]; then
CLANG=$(command -v clang-10)
CLANGXX=$(command -v clang++-10)
CLANG=$(command -v clang-12)
CLANGXX=$(command -v clang++-12)
fi
local SKIP_BUILD="--skip-build-compiler-rt"
test $TERMUX_ARCH != 'aarch64' && SKIP_BUILD="--skip-build-cmark --skip-build-llvm --skip-build-swift"
# Natively compile llvm-tblgen and some other files needed later.
SWIFT_BUILD_ROOT=$TERMUX_PKG_HOSTBUILD_DIR $TERMUX_PKG_SRCDIR/swift/utils/build-script \
-R --no-assertions -j $TERMUX_MAKE_PROCESSES $SWIFT_PATH_FLAGS \
--skip-build-cmark --skip-build-llvm --skip-build-swift --build-toolchain-only \
$SKIP_BUILD --build-toolchain-only \
--host-cc=$CLANG --host-cxx=$CLANGXX
tar xf $TERMUX_PKG_CACHEDIR/$SWIFT_BIN.tar.gz -C $TERMUX_PKG_HOSTBUILD_DIR
if [ "$TERMUX_ARCH" == "aarch64" ]; then
rm $TERMUX_PKG_HOSTBUILD_DIR/swift-linux-x86_64/lib/swift/FrameworkABIBaseline
cp -r $SWIFT_BIN/usr/lib/swift $TERMUX_PKG_HOSTBUILD_DIR/swift-linux-x86_64/lib
ln -sf $SWIFT_BINDIR/../lib/clang/10.0.0 $TERMUX_PKG_HOSTBUILD_DIR/swift-linux-x86_64/lib/swift/clang
patchelf --set-rpath \$ORIGIN $TERMUX_PKG_HOSTBUILD_DIR/swift-linux-x86_64/lib/swift/linux/libicu{uc,i18n}swift.so.65.1
fi
fi
}
@ -143,6 +153,14 @@ termux_step_make() {
if [ "$TERMUX_ON_DEVICE_BUILD" = "false" ]; then
ln -sf $TERMUX_PKG_HOSTBUILD_DIR/llvm-linux-x86_64 $TERMUX_PKG_BUILDDIR/llvm-linux-x86_64
local SWIFT_TOOLCHAIN=
if [ "$SWIFT_ARCH" = "aarch64" ]; then
ln -sf $TERMUX_PKG_HOSTBUILD_DIR/swift-linux-x86_64 $TERMUX_PKG_BUILDDIR/swift-linux-x86_64
else
SWIFT_TOOLCHAIN="--native-swift-tools-path=$SWIFT_BINDIR"
fi
SWIFT_BUILD_FLAGS="$SWIFT_BUILD_FLAGS --android
--android-ndk $TERMUX_STANDALONE_TOOLCHAIN --android-arch $SWIFT_ARCH
--android-icu-uc $TERMUX_PREFIX/lib/libicuuc.so
@ -153,7 +171,7 @@ termux_step_make() {
--skip-local-build --skip-local-host-install
--cross-compile-hosts=android-$SWIFT_ARCH
--cross-compile-deps-path=$(dirname $TERMUX_PREFIX)
--native-swift-tools-path=$SWIFT_BINDIR
$SWIFT_TOOLCHAIN
--native-clang-tools-path=$SWIFT_BINDIR"
fi

87
packages/swift/swift-compiler-move-tag.patch.beforehostbuild Normal file
View File

@ -0,0 +1,87 @@
diff --git a/swift/lib/IRGen/MetadataRequest.cpp b/swift/lib/IRGen/MetadataRequest.cpp
index 0a83d8bb6ec..57af3ee003a 100644
--- a/swift/lib/IRGen/MetadataRequest.cpp
+++ b/swift/lib/IRGen/MetadataRequest.cpp
@@ -2677,9 +2677,16 @@ emitMetadataAccessByMangledName(IRGenFunction &IGF, CanType type,
unsigned mangledStringSize;
std::tie(mangledString, mangledStringSize) =
IGM.getTypeRef(type, CanGenericSignature(), MangledTypeRefRole::Metadata);
-
- assert(mangledStringSize < 0x80000000u
- && "2GB of mangled name ought to be enough for anyone");
+
+ // Android AArch64 reserves the top byte of the address for memory tagging
+ // since Android 11, so only use the bottom 23 bits to store this size
+ // and the 24th bit to signal that there is a size.
+ if (IGM.Triple.isAndroid() && IGM.Triple.getArch() == llvm::Triple::aarch64)
+ assert(mangledStringSize < 0x00800001u &&
+ "8MB of mangled name ought to be enough for Android AArch64");
+ else
+ assert(mangledStringSize < 0x80000000u &&
+ "2GB of mangled name ought to be enough for anyone");
// Get or create the cache variable if necessary.
auto cache = IGM.getAddrOfTypeMetadataDemanglingCacheVariable(type,
@@ -2749,6 +2756,21 @@ emitMetadataAccessByMangledName(IRGenFunction &IGF, CanType type,
auto contBB = subIGF.createBasicBlock("");
llvm::Value *comparison = subIGF.Builder.CreateICmpSLT(load,
llvm::ConstantInt::get(IGM.Int64Ty, 0));
+
+ // Check if the 24th bit is set on Android AArch64 and only instantiate the
+ // type metadata if it is, as otherwise it might be negative only because
+ // of the memory tag on Android.
+ if (IGM.Triple.isAndroid() &&
+ IGM.Triple.getArch() == llvm::Triple::aarch64) {
+
+ auto getBitAfterAndroidTag = subIGF.Builder.CreateAnd(
+ load, llvm::ConstantInt::get(IGM.Int64Ty, 0x0080000000000000));
+ auto checkNotAndroidTag = subIGF.Builder.CreateICmpNE(
+ getBitAfterAndroidTag, llvm::ConstantInt::get(IGM.Int64Ty, 0));
+
+ comparison = subIGF.Builder.CreateAnd(comparison, checkNotAndroidTag);
+ }
+
comparison = subIGF.Builder.CreateExpect(comparison,
llvm::ConstantInt::get(IGM.Int1Ty, 0));
subIGF.Builder.CreateCondBr(comparison, isUnfilledBB, contBB);
diff --git a/swift/lib/IRGen/SwiftTargetInfo.cpp b/swift/lib/IRGen/SwiftTargetInfo.cpp
--- a/swift/lib/IRGen/SwiftTargetInfo.cpp
+++ b/swift/lib/IRGen/SwiftTargetInfo.cpp
@@ -36,8 +36,12 @@ static void setToMask(SpareBitVector &bits, unsigned size, uint64_t mask) {
/// Configures target-specific information for arm64 platforms.
static void configureARM64(IRGenModule &IGM, const llvm::Triple &triple,
SwiftTargetInfo &target) {
- setToMask(target.PointerSpareBits, 64,
- SWIFT_ABI_ARM64_SWIFT_SPARE_BITS_MASK);
+ if (triple.isAndroid())
+ setToMask(target.PointerSpareBits, 64,
+ SWIFT_ABI_ANDROID_ARM64_SWIFT_SPARE_BITS_MASK);
+ else
+ setToMask(target.PointerSpareBits, 64,
+ SWIFT_ABI_ARM64_SWIFT_SPARE_BITS_MASK);
setToMask(target.ObjCPointerReservedBits, 64,
SWIFT_ABI_ARM64_OBJC_RESERVED_BITS_MASK);
setToMask(target.IsObjCPointerBit, 64, SWIFT_ABI_ARM64_IS_OBJC_BIT);
diff --git a/swift/stdlib/public/SwiftShims/System.h b/swift/stdlib/public/SwiftShims/System.h
index 8fe54f6bda..a70acfd7be 100644
--- a/swift/stdlib/public/SwiftShims/System.h
+++ b/swift/stdlib/public/SwiftShims/System.h
@@ -152,10 +152,18 @@
/// Darwin reserves the low 4GB of address space.
#define SWIFT_ABI_DARWIN_ARM64_LEAST_VALID_POINTER 0x100000000ULL
+// Android AArch64 reserves the top byte for pointer tagging since Android 11,
+// so shift this tag to the second byte.
+#define SWIFT_ABI_ANDROID_ARM64_SWIFT_SPARE_BITS_MASK 0x00F0000000000007ULL
+
+#if defined(__ANDROID__) && defined(__aarch64__)
+#define SWIFT_ABI_ARM64_SWIFT_SPARE_BITS_MASK SWIFT_ABI_ANDROID_ARM64_SWIFT_SPARE_BITS_MASK
+#else
// TBI guarantees the top byte of pointers is unused, but ARMv8.5-A
// claims the bottom four bits of that for memory tagging.
// Heap objects are eight-byte aligned.
#define SWIFT_ABI_ARM64_SWIFT_SPARE_BITS_MASK 0xF000000000000007ULL
+#endif
// Objective-C reserves just the high bit for tagged pointers.
#define SWIFT_ABI_ARM64_OBJC_RESERVED_BITS_MASK 0x8000000000000000ULL

0
packages/swift/swift-corelibs-libdispatch-src-BlocksRuntime-runtime.c.patch → packages/swift/swift-corelibs-libdispatch-src-BlocksRuntime-runtime.c.patch.beforehostbuild
View File

306
packages/swift/swift-stdlib-move-tag.patch Normal file
View File

@ -0,0 +1,306 @@
diff --git a/swift/stdlib/public/SwiftShims/HeapObject.h b/swift/stdlib/public/SwiftShims/HeapObject.h
index 5e165fd3d4..978f1b2293 100644
--- a/swift/stdlib/public/SwiftShims/HeapObject.h
+++ b/swift/stdlib/public/SwiftShims/HeapObject.h
@@ -161,8 +161,13 @@ static_assert(alignof(HeapObject) == alignof(void*),
(__swift_uintptr_t) SWIFT_ABI_ARM64_OBJC_RESERVED_BITS_MASK
#define _swift_abi_ObjCReservedLowBits \
(unsigned) SWIFT_ABI_ARM64_OBJC_NUM_RESERVED_LOW_BITS
+#if defined(__ANDROID__)
+#define _swift_BridgeObject_TaggedPointerBits \
+ (__swift_uintptr_t) SWIFT_ABI_DEFAULT_BRIDGEOBJECT_TAG_64 >> 8
+#else
#define _swift_BridgeObject_TaggedPointerBits \
(__swift_uintptr_t) SWIFT_ABI_DEFAULT_BRIDGEOBJECT_TAG_64
+#endif
#elif defined(__powerpc64__)
diff --git a/swift/stdlib/public/core/Builtin.swift b/swift/stdlib/public/core/Builtin.swift
index 8a7bb33243..65be72766e 100644
--- a/swift/stdlib/public/core/Builtin.swift
+++ b/swift/stdlib/public/core/Builtin.swift
@@ -397,7 +397,13 @@ internal var _objectPointerIsObjCBit: UInt {
#else
@inlinable
internal var _objectPointerIsObjCBit: UInt {
- @inline(__always) get { return 0x4000_0000_0000_0000 }
+ @inline(__always) get {
+#if os(Android) && arch(arm64)
+ return 0x0040_0000_0000_0000
+#else
+ return 0x4000_0000_0000_0000
+#endif
+ }
}
#endif
diff --git a/swift/stdlib/public/core/KeyPath.swift b/swift/stdlib/public/core/KeyPath.swift
index 2d8f039742..3501f31c83 100644
--- a/swift/stdlib/public/core/KeyPath.swift
+++ b/swift/stdlib/public/core/KeyPath.swift
@@ -1764,7 +1764,12 @@ internal struct KeyPathBuffer {
internal mutating func pushRaw(size: Int, alignment: Int)
-> UnsafeMutableRawBufferPointer {
var baseAddress = buffer.baseAddress.unsafelyUnwrapped
+#if os(Android) && arch(arm64)
+ // Android AArch64 may tag the first byte so remove it before checking alignment.
+ var misalign = (0x00FF_FFFF_FFFF_FFFF & Int(bitPattern: baseAddress)) % alignment
+#else
var misalign = Int(bitPattern: baseAddress) % alignment
+#endif
if misalign != 0 {
misalign = alignment - misalign
baseAddress = baseAddress.advanced(by: misalign)
@@ -3242,7 +3247,12 @@ internal struct InstantiateKeyPathBuffer: KeyPathPatternVisitor {
) {
let alignment = MemoryLayout<T>.alignment
var baseAddress = destData.baseAddress.unsafelyUnwrapped
+#if os(Android) && arch(arm64)
+ // Android AArch64 may tag the first byte so remove it before checking alignment.
+ var misalign = (0x00FF_FFFF_FFFF_FFFF & Int(bitPattern: baseAddress)) % alignment
+#else
var misalign = Int(bitPattern: baseAddress) % alignment
+#endif
if misalign != 0 {
misalign = alignment - misalign
baseAddress = baseAddress.advanced(by: misalign)
diff --git a/swift/stdlib/public/core/SmallString.swift b/swift/stdlib/public/core/SmallString.swift
index df46b4e8bf..ac0969b570 100644
--- a/swift/stdlib/public/core/SmallString.swift
+++ b/swift/stdlib/public/core/SmallString.swift
@@ -23,6 +23,9 @@
// ↑ ↑
// first (leftmost) code unit discriminator (incl. count)
//
+// On Android AArch64, there is one less byte available because the discriminator
+// is stored in the penultimate code unit instead, to match where it's stored
+// for large strings.
@frozen @usableFromInline
internal struct _SmallString {
@usableFromInline
@@ -78,6 +81,8 @@ extension _SmallString {
internal static var capacity: Int {
#if arch(i386) || arch(arm) || arch(arm64_32) || arch(wasm32)
return 10
+#elseif os(Android) && arch(arm64)
+ return 14
#else
return 15
#endif
@@ -111,7 +116,11 @@ extension _SmallString {
// usage: it always clears the discriminator and count (in case it's full)
@inlinable @inline(__always)
internal var zeroTerminatedRawCodeUnits: RawBitPattern {
+#if os(Android) && arch(arm64)
+ let smallStringCodeUnitMask = ~UInt64(0xFFFF).bigEndian // zero last two bytes
+#else
let smallStringCodeUnitMask = ~UInt64(0xFF).bigEndian // zero last byte
+#endif
return (self._storage.0, self._storage.1 & smallStringCodeUnitMask)
}
diff --git a/swift/stdlib/public/core/StringObject.swift b/swift/stdlib/public/core/StringObject.swift
index b087e87f51..93f243ddd9 100644
--- a/swift/stdlib/public/core/StringObject.swift
+++ b/swift/stdlib/public/core/StringObject.swift
@@ -56,6 +56,11 @@
can compile to a fused check-and-branch, even if that burns part of the
encoding space.
+ On Android AArch64, we cannot use the top byte for large strings because it is
+ reserved by the OS for memory tagging since Android 11, so shift the
+ discriminator to the second byte instead. This burns one more byte on small
+ strings.
+
On 32-bit platforms, we store an explicit discriminator (as a UInt8) with the
same encoding as above, placed in the high bits. E.g. `b62` above is in
`_discriminator`'s `b6`.
@@ -111,8 +116,13 @@ internal struct _StringObject {
@inlinable @inline(__always)
init(count: Int, variant: Variant, discriminator: UInt64, flags: UInt16) {
+#if os(Android) && arch(arm64)
+ _internalInvariant(discriminator & 0x00FF_0000_0000_0000 == discriminator,
+ "only the second byte can carry the discriminator and small count on Android AArch64")
+#else
_internalInvariant(discriminator & 0xFF00_0000_0000_0000 == discriminator,
"only the top byte can carry the discriminator and small count")
+#endif
self._count = count
self._variant = variant
@@ -349,7 +359,13 @@ extension _StringObject.Nibbles {
extension _StringObject.Nibbles {
// Mask for address bits, i.e. non-discriminator and non-extra high bits
@inlinable @inline(__always)
- static internal var largeAddressMask: UInt64 { return 0x0FFF_FFFF_FFFF_FFFF }
+ static internal var largeAddressMask: UInt64 {
+#if os(Android) && arch(arm64)
+ return 0xFF0F_FFFF_FFFF_FFFF
+#else
+ return 0x0FFF_FFFF_FFFF_FFFF
+#endif
+ }
// Mask for address bits, i.e. non-discriminator and non-extra high bits
@inlinable @inline(__always)
@@ -360,20 +376,32 @@ extension _StringObject.Nibbles {
// Discriminator for small strings
@inlinable @inline(__always)
internal static func small(isASCII: Bool) -> UInt64 {
+#if os(Android) && arch(arm64)
+ return isASCII ? 0x00E0_0000_0000_0000 : 0x00A0_0000_0000_0000
+#else
return isASCII ? 0xE000_0000_0000_0000 : 0xA000_0000_0000_0000
+#endif
}
// Discriminator for small strings
@inlinable @inline(__always)
internal static func small(withCount count: Int, isASCII: Bool) -> UInt64 {
_internalInvariant(count <= _SmallString.capacity)
+#if os(Android) && arch(arm64)
+ return small(isASCII: isASCII) | UInt64(truncatingIfNeeded: count) &<< 48
+#else
return small(isASCII: isASCII) | UInt64(truncatingIfNeeded: count) &<< 56
+#endif
}
// Discriminator for large, immortal, swift-native strings
@inlinable @inline(__always)
internal static func largeImmortal() -> UInt64 {
+#if os(Android) && arch(arm64)
+ return 0x0080_0000_0000_0000
+#else
return 0x8000_0000_0000_0000
+#endif
}
// Discriminator for large, mortal (i.e. managed), swift-native strings
@@ -381,7 +409,11 @@ extension _StringObject.Nibbles {
internal static func largeMortal() -> UInt64 { return 0x0000_0000_0000_0000 }
internal static func largeCocoa(providesFastUTF8: Bool) -> UInt64 {
+#if os(Android) && arch(arm64)
+ return providesFastUTF8 ? 0x0040_0000_0000_0000 : 0x0050_0000_0000_0000
+#else
return providesFastUTF8 ? 0x4000_0000_0000_0000 : 0x5000_0000_0000_0000
+#endif
}
}
@@ -397,7 +429,11 @@ extension _StringObject {
@inlinable @inline(__always)
internal var isImmortal: Bool {
+#if os(Android) && arch(arm64)
+ return (discriminatedObjectRawBits & 0x0080_0000_0000_0000) != 0
+#else
return (discriminatedObjectRawBits & 0x8000_0000_0000_0000) != 0
+#endif
}
@inlinable @inline(__always)
@@ -405,7 +441,11 @@ extension _StringObject {
@inlinable @inline(__always)
internal var isSmall: Bool {
+#if os(Android) && arch(arm64)
+ return (discriminatedObjectRawBits & 0x0020_0000_0000_0000) != 0
+#else
return (discriminatedObjectRawBits & 0x2000_0000_0000_0000) != 0
+#endif
}
@inlinable @inline(__always)
@@ -419,7 +459,11 @@ extension _StringObject {
// - Non-Cocoa shared strings
@inlinable @inline(__always)
internal var providesFastUTF8: Bool {
+#if os(Android) && arch(arm64)
+ return (discriminatedObjectRawBits & 0x0010_0000_0000_0000) == 0
+#else
return (discriminatedObjectRawBits & 0x1000_0000_0000_0000) == 0
+#endif
}
@inlinable @inline(__always)
@@ -429,16 +473,26 @@ extension _StringObject {
// conforms to `_AbstractStringStorage`
@inline(__always)
internal var hasStorage: Bool {
+#if os(Android) && arch(arm64)
+ return (discriminatedObjectRawBits & 0x00F0_0000_0000_0000) == 0
+#else
return (discriminatedObjectRawBits & 0xF000_0000_0000_0000) == 0
+#endif
}
// Whether we are a mortal, native (tail-allocated) string
@inline(__always)
internal var hasNativeStorage: Bool {
+#if os(Android) && arch(arm64)
+ // Android uses the same logic as explained below for other platforms,
+ // except isSmall is at b53, so shift it to b61 first before proceeding.
+ let bits = ~(discriminatedObjectRawBits << 8) & self._countAndFlagsBits
+#else
// b61 on the object means isSmall, and on countAndFlags means
// isNativelyStored. We just need to check that b61 is 0 on the object and 1
// on countAndFlags.
let bits = ~discriminatedObjectRawBits & self._countAndFlagsBits
+#endif
let result = bits & 0x2000_0000_0000_0000 != 0
_internalInvariant(!result || hasStorage, "native storage needs storage")
return result
@@ -466,7 +520,11 @@ extension _StringObject {
@inline(__always)
internal var largeIsCocoa: Bool {
_internalInvariant(isLarge)
+#if os(Android) && arch(arm64)
+ return (discriminatedObjectRawBits & 0x0040_0000_0000_0000) != 0
+#else
return (discriminatedObjectRawBits & 0x4000_0000_0000_0000) != 0
+#endif
}
// Whether this string is in one of our fastest representations:
@@ -535,7 +593,11 @@ extension _StringObject {
@inlinable
internal static func getSmallCount(fromRaw x: UInt64) -> Int {
+#if os(Android) && arch(arm64)
+ return Int(truncatingIfNeeded: (x & 0x000F_0000_0000_0000) &>> 48)
+#else
return Int(truncatingIfNeeded: (x & 0x0F00_0000_0000_0000) &>> 56)
+#endif
}
@inlinable @inline(__always)
@@ -546,7 +608,11 @@ extension _StringObject {
@inlinable
internal static func getSmallIsASCII(fromRaw x: UInt64) -> Bool {
+#if os(Android) && arch(arm64)
+ return x & 0x0040_0000_0000_0000 != 0
+#else
return x & 0x4000_0000_0000_0000 != 0
+#endif
}
@inlinable @inline(__always)
internal var smallIsASCII: Bool {
diff --git a/swift/stdlib/public/runtime/HeapObject.cpp b/swift/stdlib/public/runtime/HeapObject.cpp
index 0a27620622..69b4350f7d 100644
--- a/swift/stdlib/public/runtime/HeapObject.cpp
+++ b/swift/stdlib/public/runtime/HeapObject.cpp
@@ -66,6 +66,10 @@ static inline bool isValidPointerForNativeRetain(const void *p) {
// arm64_32 is special since it has 32-bit pointers but __arm64__ is true.
// Catch it early since __POINTER_WIDTH__ is generally non-portable.
return p != nullptr;
+#elif defined(__ANDROID__) && defined(__aarch64__)
+ // Check the top of the second byte instead, since Android AArch64 reserves
+ // the top byte for its own pointer tagging since Android 11.
+ return (intptr_t)p << 8 > 0;
#elif defined(__x86_64__) || defined(__arm64__) || defined(__aarch64__) || defined(_M_ARM64) || defined(__s390x__) || (defined(__powerpc64__) && defined(__LITTLE_ENDIAN__))
// On these platforms, except s390x, the upper half of address space is reserved for the
// kernel, so we can assume that pointer values in this range are invalid.

6
packages/swift/swift-vend-swiftpm-flagsup.patch
View File

@ -2,12 +2,12 @@ diff --git a/swift/utils/swift_build_support/swift_build_support/products/produc
index 741353f15ce..e54e211b705 100644
--- a/swift/utils/swift_build_support/swift_build_support/products/product.py
+++ b/swift/utils/swift_build_support/swift_build_support/products/product.py
@@ -204,8 +204,6 @@ class Product(object):
build_root = os.path.dirname(self.build_dir)
@@ -202,7 +202,7 @@
install_destdir = '%s/intermediate-install/%s' % (build_root,
host_target)
- else:
else:
- install_destdir = os.path.join(install_destdir, self.args.host_target)
+ return os.path.join(os.path.dirname(self.build_dir), "swift-%s" % self.args.host_target)
return targets.toolchain_path(install_destdir,
self.args.install_prefix)

97
packages/swift/swiftpm-use-custom-built-aarch64-toolchain.patch Normal file
View File

@ -0,0 +1,97 @@
diff --git a/sourcekit-lsp/Utilities/build-script-helper.py b/sourcekit-lsp/Utilities/build-script-helper.py
--- a/sourcekit-lsp/Utilities/build-script-helper.py
+++ b/sourcekit-lsp/Utilities/build-script-helper.py
@@ -93,6 +93,10 @@
def handle_invocation(swift_exec, args):
swiftpm_args = get_swiftpm_options(args)
+ if args.cross_compile_host and re.match('android-aarch64', args.cross_compile_host):
+ swiftpm_exec = os.path.join(os.path.realpath(os.getenv("SWIFT_BINDIR")), "swift")
+ else:
+ swiftpm_exec = swift_exec
env = os.environ
# Set the toolchain used in tests at runtime
@@ -120,7 +124,7 @@
env['SWIFT_EXEC'] = '%sc' % (swift_exec)
if args.action == 'build':
- swiftpm('build', swift_exec, swiftpm_args, env)
+ swiftpm('build', swiftpm_exec, swiftpm_args, env)
elif args.action == 'test':
if not args.skip_long_tests:
env['SOURCEKIT_LSP_ENABLE_LONG_TESTS'] = '1'
@@ -135,9 +139,9 @@
test_args += ['--parallel']
swiftpm('test', swift_exec, test_args, env)
elif args.action == 'install':
- bin_path = swiftpm_bin_path(swift_exec, swiftpm_args, env)
+ bin_path = swiftpm_bin_path(swiftpm_exec, swiftpm_args, env)
swiftpm_args += ['-Xswiftc', '-no-toolchain-stdlib-rpath']
- swiftpm('build', swift_exec, swiftpm_args, env)
+ swiftpm('build', swiftpm_exec, swiftpm_args, env)
install(bin_path, args.install_prefixes if not None else [args.toolchain], args.toolchain)
else:
assert False, 'unknown action \'{}\''.format(args.action)
diff --git a/swift-driver/Utilities/build-script-helper.py b/swift-driver/Utilities/build-script-helper.py
--- a/swift-driver/Utilities/build-script-helper.py
+++ b/swift-driver/Utilities/build-script-helper.py
@@ -166,6 +167,10 @@
toolchain_bin = os.path.join(args.toolchain, 'bin')
swift_exec = os.path.join(toolchain_bin, 'swift')
swiftc_exec = os.path.join(toolchain_bin, 'swiftc')
+ if args.cross_compile_hosts and re.match('android-aarch64', args.cross_compile_hosts[0]):
+ swiftpm_exec = os.path.join(os.path.realpath(os.getenv("SWIFT_BINDIR")), "swift")
+ else:
+ swiftpm_exec = swift_exec
# Platform-specific targets for which we must build swift-driver
if args.cross_compile_hosts:
@@ -190,7 +194,7 @@
if args.action == 'build':
if args.cross_compile_hosts and not re.match('-macosx', args.cross_compile_hosts[0]):
- swiftpm('build', swift_exec, swiftpm_args, env)
+ swiftpm('build', swiftpm_exec, swiftpm_args, env)
else:
build_using_cmake(args, toolchain_bin, args.build_path, targets)
@@ -216,8 +220,8 @@
build_using_cmake(args, toolchain_bin, args.build_path, targets)
install(args, args.build_path, targets)
else:
- bin_path = swiftpm_bin_path(swift_exec, swiftpm_args, env)
- swiftpm('build', swift_exec, swiftpm_args, env)
+ bin_path = swiftpm_bin_path(swiftpm_exec, swiftpm_args, env)
+ swiftpm('build', swiftpm_exec, swiftpm_args, env)
non_darwin_install(args, bin_path)
else:
assert False, 'unknown action \'{}\''.format(args.action)
diff --git a/swiftpm/Utilities/bootstrap b/swiftpm/Utilities/bootstrap
index 6ae084e9..379d1738 100755
--- a/swiftpm/Utilities/bootstrap
+++ b/swiftpm/Utilities/bootstrap
@@ -211,8 +211,9 @@ def parse_build_args(args):
args.bootstrap_dir = os.path.join(args.target_dir, "bootstrap")
args.conf = 'release' if args.release else 'debug'
args.bin_dir = os.path.join(args.target_dir, args.conf)
- args.bootstrap = not args.skip_cmake_bootstrap or \
- not os.path.exists(os.path.join(os.path.split(args.swiftc_path)[0], "swift-build"))
+ args.bootstrap = not args.skip_cmake_bootstrap or \
+ (not (args.cross_compile_hosts and re.match('android-aarch64', args.cross_compile_hosts)) and \
+ not os.path.exists(os.path.join(os.path.split(args.swiftc_path)[0], "swift-build")))
def parse_test_args(args):
"""Parses and cleans arguments necessary for the test action."""
@@ -622,7 +623,10 @@ def build_swiftpm_with_swiftpm(args, integrated_swift_driver):
swiftpm_args.append(os.path.join(args.bootstrap_dir, "bin/swift-build"))
else:
note("Building SwiftPM (with a prebuilt swift-build)")
- swiftpm_args.append(os.path.join(os.path.split(args.swiftc_path)[0], "swift-build"))
+ if args.cross_compile_hosts and re.match('android-aarch64', args.cross_compile_hosts):
+ swiftpm_args.append(os.path.join(os.path.realpath(os.getenv("SWIFT_BINDIR")), "swift-build"))
+ else:
+ swiftpm_args.append(os.path.join(os.path.split(args.swiftc_path)[0], "swift-build"))
swiftpm_args.append("--disable-sandbox")

4
scripts/setup-ubuntu.sh
View File

@ -112,9 +112,6 @@ PACKAGES+=" llvm-12-dev"
PACKAGES+=" llvm-12-tools"
PACKAGES+=" clang-12"
# Formerly needed by package rust. Not sure if needed by other packages.
PACKAGES+=" clang-10"
# Needed for package smalltalk.
PACKAGES+=" libsigsegv-dev"
PACKAGES+=" zip"
@ -130,6 +127,7 @@ PACKAGES+=" zlib1g-dev:i386"
# For swift.
PACKAGES+=" lld"
PACKAGES+=" patchelf"
# Needed by wrk.
PACKAGES+=" luajit"