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authorMatt A. Tobin <email@mattatobin.com>2020-11-09 20:26:59 -0500
committerMatt A. Tobin <email@mattatobin.com>2020-11-09 20:26:59 -0500
commit77746f1d900a35eceb23bd760983e95de7b4a547 (patch)
treee867dd92e92d76f21e1188c5fb1cde6221d81d34 /js/src
parentcb0208163f5b44651831f217db0d0d4e97dd2463 (diff)
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Issue #1677 - Part 4: Implement shim for regexp
Diffstat (limited to 'js/src')
-rw-r--r--js/src/regexp/moz.build7
-rw-r--r--js/src/regexp/regexp-shim.cc147
-rw-r--r--js/src/regexp/regexp-shim.h581
-rw-r--r--js/src/regexp/special-case.cc38
-rw-r--r--js/src/regexp/util/unicode.cc1865
-rw-r--r--js/src/regexp/util/zone.h29
6 files changed, 2445 insertions, 222 deletions
diff --git a/js/src/regexp/moz.build b/js/src/regexp/moz.build
index f8fc99921..1ef280b7f 100644
--- a/js/src/regexp/moz.build
+++ b/js/src/regexp/moz.build
@@ -23,9 +23,14 @@ SOURCES += [
'regexp-macro-assembler-tracer.cc',
'regexp-macro-assembler.cc',
'regexp-parser.cc',
+ 'regexp-shim.cc',
'regexp-stack.cc',
+ 'util/unicode.cc'
]
if CONFIG['ENABLE_INTL_API']:
CXXFLAGS += ['-DV8_INTL_SUPPORT']
- SOURCES += ['property-sequences.cc'] \ No newline at end of file
+ SOURCES += [
+ 'property-sequences.cc',
+ 'special-case.cc'
+ ] \ No newline at end of file
diff --git a/js/src/regexp/regexp-shim.cc b/js/src/regexp/regexp-shim.cc
index 5e1da7a60..773c17ead 100644
--- a/js/src/regexp/regexp-shim.cc
+++ b/js/src/regexp/regexp-shim.cc
@@ -8,6 +8,8 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
+#include <iostream>
+
#include "regexp/regexp-shim.h"
namespace v8 {
@@ -27,17 +29,24 @@ void PrintF(FILE* out, const char* format, ...) {
va_end(arguments);
}
+StdoutStream::operator std::ostream&() const { return std::cerr; }
+
+template <typename T>
+std::ostream& StdoutStream::operator<<(T t) { return std::cerr << t; }
+
+template std::ostream& StdoutStream::operator<<(char const* c);
+
// Origin:
// https://github.com/v8/v8/blob/855591a54d160303349a5f0a32fab15825c708d1/src/utils/ostreams.cc#L120-L169
// (This is a hand-simplified version.)
// Writes the given character to the output escaping everything outside
// of printable ASCII range.
std::ostream& operator<<(std::ostream& os, const AsUC16& c) {
- uint16_t v = c.value;
+ uc16 v = c.value;
bool isPrint = 0x20 < v && v <= 0x7e;
char buf[10];
const char* format = isPrint ? "%c" : (v <= 0xFF) ? "\\x%02x" : "\\u%04x";
- snprintf(buf, sizeof(buf), format, v);
+ SprintfLiteral(buf, format, v);
return os << buf;
}
std::ostream& operator<<(std::ostream& os, const AsUC32& c) {
@@ -46,12 +55,136 @@ std::ostream& operator<<(std::ostream& os, const AsUC32& c) {
return os << AsUC16(v);
}
char buf[13];
- snprintf(buf, sizeof(buf), "\\u{%06x}", v);
+ SprintfLiteral(buf, "\\u{%06x}", v);
return os << buf;
}
-DisallowJavascriptExecution::DisallowJavascriptExecution(Isolate* isolate)
- : nojs_(isolate->cx()) {}
+HandleScope::HandleScope(Isolate* isolate)
+ : isolate_(isolate) {
+ isolate->openHandleScope(*this);
+}
+
+HandleScope::~HandleScope() {
+ isolate_->closeHandleScope(level_, non_gc_level_);
+}
+
+template <typename T>
+Handle<T>::Handle(T object, Isolate* isolate)
+ : location_(isolate->getHandleLocation(JS::Value(object))) {}
+
+template Handle<ByteArray>::Handle(ByteArray b, Isolate* isolate);
+template Handle<String>::Handle(String s, Isolate* isolate);
+
+template <typename T>
+Handle<T>::Handle(JS::Value value, Isolate* isolate)
+ : location_(isolate->getHandleLocation(value)) {
+ T::cast(Object(value)); // Assert that value has the correct type.
+}
+
+JS::Value* Isolate::getHandleLocation(JS::Value value) {
+ js::AutoEnterOOMUnsafeRegion oomUnsafe;
+ if (!handleArena_.Append(value)) {
+ oomUnsafe.crash("Irregexp handle allocation");
+ }
+ return &handleArena_.GetLast();
+}
+
+void* Isolate::allocatePseudoHandle(size_t bytes) {
+ PseudoHandle<void> ptr;
+ ptr.reset(js_malloc(bytes));
+ if (!ptr) {
+ return nullptr;
+ }
+ if (!uniquePtrArena_.Append(std::move(ptr))) {
+ return nullptr;
+ }
+ return uniquePtrArena_.GetLast().get();
+}
+
+template <typename T>
+PseudoHandle<T> Isolate::takeOwnership(void* ptr) {
+ for (auto iter = uniquePtrArena_.IterFromLast(); !iter.Done(); iter.Prev()) {
+ auto& entry = iter.Get();
+ if (entry.get() == ptr) {
+ PseudoHandle<T> result;
+ result.reset(static_cast<T*>(entry.release()));
+ return result;
+ }
+ }
+ MOZ_CRASH("Tried to take ownership of pseudohandle that is not in the arena");
+}
+
+PseudoHandle<ByteArrayData> ByteArray::takeOwnership(Isolate* isolate) {
+ PseudoHandle<ByteArrayData> result =
+ isolate->takeOwnership<ByteArrayData>(value_.toPrivate());
+ value_ = JS::PrivateValue(nullptr);
+ return result;
+}
+
+void Isolate::trace(JSTracer* trc) {
+ js::gc::AssertRootMarkingPhase(trc);
+
+ for (auto iter = handleArena_.Iter(); !iter.Done(); iter.Next()) {
+ auto& elem = iter.Get();
+ JS::GCPolicy<JS::Value>::trace(trc, &elem, "Isolate handle arena");
+ }
+}
+
+/*static*/ Handle<String> String::Flatten(Isolate* isolate,
+ Handle<String> string) {
+ if (string->IsFlat()) {
+ return string;
+ }
+ js::AutoEnterOOMUnsafeRegion oomUnsafe;
+ JSLinearString* linear = string->str()->ensureLinear(isolate->cx());
+ if (!linear) {
+ oomUnsafe.crash("Irregexp String::Flatten");
+ }
+ return Handle<String>(JS::StringValue(linear), isolate);
+}
+
+// This is only used for trace messages printing the source of a
+// regular expression. To keep things simple, we just return an
+// empty string and don't print anything.
+std::unique_ptr<char[]> String::ToCString() {
+ return std::unique_ptr<char[]>();
+}
+
+Handle<ByteArray> Isolate::NewByteArray(int length, AllocationType alloc) {
+ MOZ_RELEASE_ASSERT(length >= 0);
+
+ js::AutoEnterOOMUnsafeRegion oomUnsafe;
+
+ size_t alloc_size = sizeof(uint32_t) + length;
+ ByteArrayData* data =
+ static_cast<ByteArrayData*>(allocatePseudoHandle(alloc_size));
+ if (!data) {
+ oomUnsafe.crash("Irregexp NewByteArray");
+ }
+ data->length = length;
+
+ return Handle<ByteArray>(JS::PrivateValue(data), this);
+}
+
+Handle<FixedArray> Isolate::NewFixedArray(int length) {
+ MOZ_RELEASE_ASSERT(length >= 0);
+ MOZ_CRASH("TODO");
+}
+
+template <typename CharT>
+Handle<String> Isolate::InternalizeString(const Vector<const CharT>& str) {
+ js::AutoEnterOOMUnsafeRegion oomUnsafe;
+ JSAtom* atom = js::AtomizeChars(cx(), str.begin(), str.length());
+ if (!atom) {
+ oomUnsafe.crash("Irregexp InternalizeString");
+ }
+ return Handle<String>(JS::StringValue(atom), this);
+}
+
+template Handle<String>
+Isolate::InternalizeString(const Vector<const uint8_t>& str);
+template Handle<String>
+Isolate::InternalizeString(const Vector<const char16_t>& str);
// TODO: Map flags to jitoptions
bool FLAG_correctness_fuzzer_suppressions = false;
@@ -59,8 +192,8 @@ bool FLAG_enable_regexp_unaligned_accesses = false;
bool FLAG_harmony_regexp_sequence = false;
bool FLAG_regexp_interpret_all = false;
bool FLAG_regexp_mode_modifiers = false;
-bool FLAG_regexp_optimization = false;
-bool FLAG_regexp_peephole_optimization = false;
+bool FLAG_regexp_optimization = true;
+bool FLAG_regexp_peephole_optimization = true;
bool FLAG_regexp_possessive_quantifier = false;
bool FLAG_regexp_tier_up = false;
bool FLAG_trace_regexp_assembler = false;
diff --git a/js/src/regexp/regexp-shim.h b/js/src/regexp/regexp-shim.h
index 0497ee552..38b035727 100644
--- a/js/src/regexp/regexp-shim.h
+++ b/js/src/regexp/regexp-shim.h
@@ -15,9 +15,11 @@
#include "mozilla/Attributes.h"
#include "mozilla/MathAlgorithms.h"
#include "mozilla/Maybe.h"
+#include "mozilla/SegmentedVector.h"
#include "mozilla/Types.h"
#include <algorithm>
+#include <cctype>
#include "jit/Label.h"
#include "js/Value.h"
@@ -127,6 +129,12 @@ using byte = uint8_t;
using Address = uintptr_t;
static const Address kNullAddress = 0;
+// Latin1/UTF-16 constants
+// Code-point values in Unicode 4.0 are 21 bits wide.
+// Code units in UTF-16 are 16 bits wide.
+using uc16 = char16_t;
+using uc32 = int32_t;
+
namespace base {
// Origin:
@@ -161,12 +169,36 @@ inline uint8_t saturated_cast<uint8_t, int>(int x) {
return (x >= 0) ? ((x < 255) ? uint8_t(x) : 255) : 0;
}
+#define LAZY_INSTANCE_INITIALIZER { mozilla::Nothing() }
+
+template <typename T>
+struct LazyInstanceImpl {
+ mozilla::Maybe<T> value_;
+ T* Pointer() {
+ if (value_.isNothing()) {
+ value_.emplace();
+ }
+ return value_.ptr();
+ }
+};
+
+template <typename T>
+class LazyInstance {
+public:
+ using type = LazyInstanceImpl<T>;
+};
+
+
namespace bits {
inline uint64_t CountTrailingZeros(uint64_t value) {
return mozilla::CountTrailingZeroes64(value);
}
+inline size_t RoundUpToPowerOfTwo32(size_t value) {
+ return mozilla::RoundUpPow2(value);
+}
+
} // namespace bits
} // namespace base
@@ -178,10 +210,10 @@ using uchar = unsigned int;
// https://github.com/v8/v8/blob/1f1e4cdb04c75eab77adbecd5f5514ddc3eb56cf/src/strings/unicode.h#L133-L150
class Latin1 {
public:
- static const uint16_t kMaxChar = 0xff;
+ static const uc16 kMaxChar = 0xff;
// Convert the character to Latin-1 case equivalent if possible.
- static inline uint16_t TryConvertToLatin1(uint16_t c) {
+ static inline uc16 TryConvertToLatin1(uc16 c) {
// "GREEK CAPITAL LETTER MU" case maps to "MICRO SIGN".
// "GREEK SMALL LETTER MU" case maps to "MICRO SIGN".
if (c == 0x039C || c == 0x03BC) {
@@ -206,10 +238,10 @@ class Utf16 {
static inline bool IsTrailSurrogate(int code) {
return js::unicode::IsTrailSurrogate(code);
}
- static inline uint16_t LeadSurrogate(uint32_t char_code) {
+ static inline uc16 LeadSurrogate(uint32_t char_code) {
return js::unicode::LeadSurrogate(char_code);
}
- static inline uint16_t TrailSurrogate(uint32_t char_code) {
+ static inline uc16 TrailSurrogate(uint32_t char_code) {
return js::unicode::TrailSurrogate(char_code);
}
static inline uint32_t CombineSurrogatePair(char16_t lead, char16_t trail) {
@@ -218,6 +250,8 @@ class Utf16 {
static const uchar kMaxNonSurrogateCharCode = 0xffff;
};
+#ifndef V8_INTL_SUPPORT
+
// A cache used in case conversion. It caches the value for characters
// that either have no mapping or map to a single character independent
// of context. Characters that map to more than one character or that
@@ -228,11 +262,37 @@ template <class T, int size = 256>
class Mapping {
public:
inline Mapping() = default;
- int get(uchar c, uchar n, uchar* result);
+ inline int get(uchar c, uchar n, uchar* result) {
+ CacheEntry entry = entries_[c & kMask];
+ if (entry.code_point_ == c) {
+ if (entry.offset_ == 0) {
+ return 0;
+ } else {
+ result[0] = c + entry.offset_;
+ return 1;
+ }
+ } else {
+ return CalculateValue(c, n, result);
+ }
+ }
private:
- friend class Test;
- int CalculateValue(uchar c, uchar n, uchar* result);
+ int CalculateValue(uchar c, uchar n, uchar* result) {
+ bool allow_caching = true;
+ int length = T::Convert(c, n, result, &allow_caching);
+ if (allow_caching) {
+ if (length == 1) {
+ entries_[c & kMask] = CacheEntry(c, result[0] - c);
+ return 1;
+ } else {
+ entries_[c & kMask] = CacheEntry(c, 0);
+ return 0;
+ }
+ } else {
+ return length;
+ }
+ }
+
struct CacheEntry {
inline CacheEntry() : code_point_(kNoChar), offset_(0) {}
inline CacheEntry(uchar code_point, signed offset)
@@ -253,7 +313,7 @@ struct Ecma262Canonicalize {
static int Convert(uchar c, uchar n, uchar* result, bool* allow_caching_ptr);
};
struct Ecma262UnCanonicalize {
- static const int kMaxWidth = 1;
+ static const int kMaxWidth = 4;
static int Convert(uchar c, uchar n, uchar* result, bool* allow_caching_ptr);
};
struct CanonicalizationRange {
@@ -261,6 +321,12 @@ struct CanonicalizationRange {
static int Convert(uchar c, uchar n, uchar* result, bool* allow_caching_ptr);
};
+#endif // !V8_INTL_SUPPORT
+
+struct Letter {
+ static bool Is(uchar c);
+};
+
} // namespace unibrow
namespace internal {
@@ -306,12 +372,6 @@ constexpr int kSystemPointerSize = sizeof(void*);
// representable as a Number value. ES6 section 20.1.2.6
constexpr double kMaxSafeInteger = 9007199254740991.0; // 2^53-1
-// Latin1/UTF-16 constants
-// Code-point values in Unicode 4.0 are 21 bits wide.
-// Code units in UTF-16 are 16 bits wide.
-using uc16 = uint16_t;
-using uc32 = int32_t;
-
constexpr int kBitsPerByte = 8;
constexpr int kBitsPerByteLog2 = 3;
constexpr int kUInt32Size = sizeof(uint32_t);
@@ -328,10 +388,10 @@ inline bool IsIdentifierPart(uc32 c) {
return js::unicode::IsIdentifierPart(uint32_t(c));
}
-// Wrappers to disambiguate uint16_t and uc16.
+// Wrappers to disambiguate char16_t and uc16.
struct AsUC16 {
- explicit AsUC16(uint16_t v) : value(v) {}
- uint16_t value;
+ explicit AsUC16(char16_t v) : value(v) {}
+ char16_t value;
};
struct AsUC32 {
@@ -339,11 +399,21 @@ struct AsUC32 {
int32_t value;
};
-class StdoutStream : public std::ostream {};
-
std::ostream& operator<<(std::ostream& os, const AsUC16& c);
std::ostream& operator<<(std::ostream& os, const AsUC32& c);
+// This class is used for the output of trace-regexp-parser. V8 has
+// an elaborate implementation to ensure that the output gets to the
+// right place, even on Android. We just need something that will
+// print output (ideally to stderr, to match the rest of our tracing
+// code). This is an empty wrapper that will convert itself to
+// std::cerr when used.
+class StdoutStream {
+public:
+ operator std::ostream&() const;
+ template <typename T> std::ostream& operator<<(T t);
+};
+
// Reuse existing Maybe implementation
using mozilla::Maybe;
@@ -357,6 +427,10 @@ mozilla::Nothing Nothing() {
return mozilla::Nothing();
}
+
+template <typename T>
+using PseudoHandle = mozilla::UniquePtr<T, JS::FreePolicy>;
+
// Origin:
// https://github.com/v8/v8/blob/855591a54d160303349a5f0a32fab15825c708d1/src/utils/utils.h#L600-L642
// Compare 8bit/16bit chars to 8bit/16bit chars.
@@ -388,16 +462,16 @@ inline int CompareChars(const lchar* lhs, const rchar* rhs, size_t chars) {
reinterpret_cast<const uint8_t*>(rhs), chars);
} else {
return CompareCharsUnsigned(reinterpret_cast<const uint8_t*>(lhs),
- reinterpret_cast<const uint16_t*>(rhs),
+ reinterpret_cast<const char16_t*>(rhs),
chars);
}
} else {
if (sizeof(rchar) == 1) {
- return CompareCharsUnsigned(reinterpret_cast<const uint16_t*>(lhs),
+ return CompareCharsUnsigned(reinterpret_cast<const char16_t*>(lhs),
reinterpret_cast<const uint8_t*>(rhs), chars);
} else {
- return CompareCharsUnsigned(reinterpret_cast<const uint16_t*>(lhs),
- reinterpret_cast<const uint16_t*>(rhs),
+ return CompareCharsUnsigned(reinterpret_cast<const char16_t*>(lhs),
+ reinterpret_cast<const char16_t*>(rhs),
chars);
}
}
@@ -434,14 +508,6 @@ class Object {
// idiom: return false iff we are throwing an exception.
inline bool IsException(Isolate*) const { return !value_.toBoolean(); }
- // SpiderMonkey tries to avoid leaking the internal representation of its
- // objects. V8 is not so strict. These functions are used when calling /
- // being called by native code: objects are converted to Addresses for the
- // call, then cast back to objects on the other side.
- // We might be able to upstream a patch that eliminates the need for these.
- Object(Address bits);
- Address ptr() const;
-
protected:
JS::Value value_;
};
@@ -460,77 +526,162 @@ class Smi : public Object {
// V8::HeapObject ~= JSObject
class HeapObject : public Object {
-public:
- // Only used for bookkeeping of total code generated in regexp-compiler.
- // We may be able to refactor this away.
- int Size() const;
+ public:
+ inline static HeapObject cast(Object object) {
+ HeapObject h;
+ h.value_ = JS::Value(object);
+ return h;
+ }
};
// A fixed-size array with Objects (aka Values) as element types
-// Implemented as a wrapper around a regular native object with dense elements.
+// Only used for named captures. Allocated during parsing, so
+// can't be a GC thing.
+// TODO: implement.
class FixedArray : public HeapObject {
public:
- inline void set(uint32_t index, Object value) {
- JS::Value(*this).toObject().as<js::NativeObject>().setDenseElement(index,
- value);
- }
+ inline void set(uint32_t index, Object value) {}
+ inline static FixedArray cast(Object object) { MOZ_CRASH("TODO"); }
};
+class ByteArrayData {
+public:
+ uint32_t length;
+ uint8_t* data();
+};
+
+/*
+ * Conceptually, ByteArrayData is a variable-size structure. To
+ * implement this in a C++-approved way, we allocate a struct
+ * containing the 32-bit length field, followed by additional memory
+ * for the data. To access the data, we get a pointer to the next byte
+ * after the length field and cast it to the correct type.
+ */
+inline uint8_t* ByteArrayData::data() {
+ static_assert(alignof(uint8_t) <= alignof(ByteArrayData),
+ "The trailing data must be aligned to start immediately "
+ "after the header with no padding.");
+ ByteArrayData* immediatelyAfter = this + 1;
+ return reinterpret_cast<uint8_t*>(immediatelyAfter);
+}
+
// A fixed-size array of bytes.
-// TODO: figure out the best implementation for this. Uint8Array might work,
-// but it's not currently visible outside of TypedArrayObject.cpp.
class ByteArray : public HeapObject {
- public:
- uint8_t get(uint32_t index);
- void set(uint32_t index, uint8_t val);
- uint32_t length();
- byte* GetDataStartAddress();
- byte* GetDataEndAddress();
+ ByteArrayData* inner() const {
+ return static_cast<ByteArrayData*>(value_.toPrivate());
+ }
+ PseudoHandle<ByteArrayData> takeOwnership(Isolate* isolate);
+
+ friend class SMRegExpMacroAssembler;
+public:
+ byte get(uint32_t index) {
+ MOZ_ASSERT(index < length());
+ return inner()->data()[index];
+ }
+ void set(uint32_t index, byte val) {
+ MOZ_ASSERT(index < length());
+ inner()->data()[index] = val;
+ }
+ uint32_t length() const { return inner()->length; }
+ byte* GetDataStartAddress() { return inner()->data(); }
- static ByteArray cast(Object object);
+ static ByteArray cast(Object object) {
+ ByteArray b;
+ b.value_ = JS::Value(object);
+ return b;
+ }
};
// Like Handles in SM, V8 handles are references to marked pointers.
// Unlike SM, where Rooted pointers are created individually on the
-// stack, the target of a V8 handle lives in a HandleScope.
-// HandleScopes are created on the stack and register themselves with
-// the isolate (~= JSContext). Whenever a Handle is created, the
-// outermost HandleScope is retrieved from the isolate, and a new root
-// is created in that HandleScope. The Handle remains valid for the
-// lifetime of the HandleScope.
-class HandleScope {
- public:
+// stack, the target of a V8 handle lives in an arena on the isolate
+// (~= JSContext). Whenever a Handle is created, a new "root" is
+// created at the end of the arena.
+//
+// HandleScopes are used to manage the lifetimes of these handles. A
+// HandleScope lives on the stack and stores the size of the arena at
+// the time of its creation. When the function returns and the
+// HandleScope is destroyed, the arena is truncated to its previous
+// size, clearing all roots that were created since the creation of
+// the HandleScope.
+//
+// In some cases, objects that are GC-allocated in V8 are not in SM.
+// In particular, irregexp allocates ByteArrays during code generation
+// to store lookup tables. This does not play nicely with the SM
+// macroassembler's requirement that no GC allocations take place
+// while it is on the stack. To work around this, this shim layer also
+// provides the ability to create pseudo-handles, which are not
+// managed by the GC but provide the same API to irregexp. The "root"
+// of a pseudohandle is a unique pointer living in a second arena. If
+// the allocated object should outlive the HandleScope, it must be
+// manually moved out of the arena using takeOwnership.
+
+class MOZ_STACK_CLASS HandleScope {
+public:
HandleScope(Isolate* isolate);
+ ~HandleScope();
+
+ private:
+ size_t level_;
+ size_t non_gc_level_;
+ Isolate* isolate_;
+
+ friend class Isolate;
};
// Origin:
// https://github.com/v8/v8/blob/5792f3587116503fc047d2f68c951c72dced08a5/src/handles/handles.h#L88-L171
template <typename T>
-class Handle {
+class MOZ_NONHEAP_CLASS Handle {
public:
- Handle();
+ Handle() : location_(nullptr) {}
Handle(T object, Isolate* isolate);
+ Handle(JS::Value value, Isolate* isolate);
// Constructor for handling automatic up casting.
template <typename S, typename = typename std::enable_if<
std::is_convertible<S*, T*>::value>::type>
- /*inline*/ Handle(Handle<S> handle);
+ inline Handle(Handle<S> handle) : location_(handle.location_) {}
template <typename S>
- /*inline*/ static const Handle<T> cast(Handle<S> that);
+ inline static const Handle<T> cast(Handle<S> that) {
+ return Handle<T>(that.location_);
+ }
+
+ inline bool is_null() const { return location_ == nullptr; }
- T* operator->() const;
- T operator*() const;
+ inline T operator*() const {
+ return T::cast(Object(*location_));
+ };
+
+ // {ObjectRef} is returned by {Handle::operator->}. It should never be stored
+ // anywhere or used in any other code; no one should ever have to spell out
+ // {ObjectRef} in code. Its only purpose is to be dereferenced immediately by
+ // "operator-> chaining". Returning the address of the field is valid because
+ // this object's lifetime only ends at the end of the full statement.
+ // Origin:
+ // https://github.com/v8/v8/blob/03aaa4b3bf4cb01eee1f223b252e6869b04ab08c/src/handles/handles.h#L91-L105
+ class MOZ_TEMPORARY_CLASS ObjectRef {
+ public:
+ T* operator->() { return &object_; }
- bool is_null() const;
+ private:
+ friend class Handle;
+ explicit ObjectRef(T object) : object_(object) {}
- Address address();
+ T object_;
+ };
+ inline ObjectRef operator->() const { return ObjectRef{**this}; }
private:
+ Handle(JS::Value* location) : location_(location) {}
+
template <typename>
friend class Handle;
template <typename>
friend class MaybeHandle;
+
+ JS::Value* location_;
};
// A Handle can be converted into a MaybeHandle. Converting a MaybeHandle
@@ -543,21 +694,35 @@ class Handle {
// Origin:
// https://github.com/v8/v8/blob/5792f3587116503fc047d2f68c951c72dced08a5/src/handles/maybe-handles.h#L15-L78
template <typename T>
-class MaybeHandle final {
+class MOZ_NONHEAP_CLASS MaybeHandle final {
public:
- MaybeHandle() = default;
+ MaybeHandle() : location_(nullptr) {}
// Constructor for handling automatic up casting from Handle.
// Ex. Handle<JSArray> can be passed when MaybeHandle<Object> is expected.
template <typename S, typename = typename std::enable_if<
std::is_convertible<S*, T*>::value>::type>
- MaybeHandle(Handle<S> handle);
+ MaybeHandle(Handle<S> handle) : location_(handle.location_) {}
- /*inline*/ Handle<T> ToHandleChecked() const;
+ inline Handle<T> ToHandleChecked() const {
+ MOZ_RELEASE_ASSERT(location_);
+ return Handle<T>(location_);
+ }
// Convert to a Handle with a type that can be upcasted to.
template <typename S>
- /*inline*/ bool ToHandle(Handle<S>* out) const;
+ inline bool ToHandle(Handle<S>* out) const {
+ if (location_) {
+ *out = Handle<T>(location_);
+ return true;
+ } else {
+ *out = Handle<T>();
+ return false;
+ }
+ }
+
+private:
+ JS::Value* location_;
};
// From v8/src/handles/handles-inl.h
@@ -590,14 +755,6 @@ class AllowHeapAllocation {
AllowHeapAllocation() {}
};
-class DisallowJavascriptExecution {
- public:
- DisallowJavascriptExecution(Isolate* isolate);
-
- private:
- js::AutoAssertNoContentJS nojs_;
-};
-
// Origin:
// https://github.com/v8/v8/blob/84f3877c15bc7f8956d21614da4311337525a3c8/src/objects/string.h#L83-L474
class String : public HeapObject {
@@ -605,6 +762,9 @@ class String : public HeapObject {
JSString* str() const { return value_.toString(); }
public:
+ String() : HeapObject() {}
+ String(JSString* str) { value_ = JS::StringValue(str); }
+
operator JSString*() const { return str(); }
// Max char codes.
@@ -614,21 +774,8 @@ class String : public HeapObject {
static const uc32 kMaxCodePoint = 0x10ffff;
MOZ_ALWAYS_INLINE int length() const { return str()->length(); }
- uint16_t Get(uint32_t index);
bool IsFlat() { return str()->isLinear(); };
- // These are only used in V8 functions that I want to rewrite.
- // TODO: Rewrite those functions and delete this
- bool IsConsString();
- bool IsExternalString();
- bool IsExternalOneByteString();
- bool IsExternalTwoByteString();
- bool IsSeqString();
- bool IsSeqOneByteString();
- bool IsSeqTwoByteString();
- bool IsSlicedString();
- bool IsThinString();
-
// Origin:
// https://github.com/v8/v8/blob/84f3877c15bc7f8956d21614da4311337525a3c8/src/objects/string.h#L95-L152
class FlatContent {
@@ -643,14 +790,11 @@ class String : public HeapObject {
return Vector<const uint8_t>(string_->latin1Chars(no_gc_),
string_->length());
}
- Vector<const uc16> ToUC16Vector() const;
- // TODO: twoByteChars returns char16_t*, but uc16 is uint16_t, which is
- // not compatible :( :( :(
- // {
- // MOZ_ASSERT(IsTwoByte());
- // return Vector<const uc16>(string_->twoByteChars(no_gc_),
- // string_->length());
- // }
+ Vector<const uc16> ToUC16Vector() const {
+ MOZ_ASSERT(IsTwoByte());
+ return Vector<const uc16>(string_->twoByteChars(no_gc_),
+ string_->length());
+ }
private:
const JSLinearString* string_;
const JS::AutoAssertNoGC& no_gc_;
@@ -681,6 +825,22 @@ class String : public HeapObject {
Vector<const Char> GetCharVector(const DisallowHeapAllocation& no_gc);
};
+template <>
+inline Vector<const uint8_t> String::GetCharVector(
+ const DisallowHeapAllocation& no_gc) {
+ String::FlatContent flat = GetFlatContent(no_gc);
+ MOZ_ASSERT(flat.IsOneByte());
+ return flat.ToOneByteVector();
+}
+
+template <>
+inline Vector<const uc16> String::GetCharVector(
+ const DisallowHeapAllocation& no_gc) {
+ String::FlatContent flat = GetFlatContent(no_gc);
+ MOZ_ASSERT(flat.IsTwoByte());
+ return flat.ToUC16Vector();
+}
+
// A flat string reader provides random access to the contents of a
// string independent of the character width of the string. The handle
// must be valid as long as the reader is being used.
@@ -688,84 +848,66 @@ class String : public HeapObject {
// https://github.com/v8/v8/blob/84f3877c15bc7f8956d21614da4311337525a3c8/src/objects/string.h#L807-L825
class MOZ_STACK_CLASS FlatStringReader {
public:
- FlatStringReader(JSAtom* string) : string_(string) {}
- int length() { return string_->length(); }
+ FlatStringReader(JSLinearString* string)
+ : length_(string->length()),
+ is_latin1_(string->hasLatin1Chars()) {
- inline char16_t Get(size_t index) {
- return string_->latin1OrTwoByteChar(index);
+ if (is_latin1_) {
+ latin1_chars_ = string->latin1Chars(nogc_);
+ } else {
+ two_byte_chars_ = string->twoByteChars(nogc_);
+ }
}
+ FlatStringReader(const char16_t* chars, size_t length)
+ : two_byte_chars_(chars),
+ length_(length),
+ is_latin1_(false) {}
- private:
- JSAtom* string_;
- JS::AutoCheckCannotGC nogc;
-};
-
-//////////////////////////////////////////////////
-// TODO: Refactor NativeRegExpMacroAssembler and delete all of these:
-class ConsString : public String {
- public:
- String first();
- String second();
+ int length() { return length_; }
- static ConsString cast(Object object);
-};
-class ExternalOneByteString : public String {
- public:
- const uint8_t* GetChars();
- static ExternalOneByteString cast(Object object);
-};
-class ExternalTwoByteString : public String {
- public:
- const uc16* GetChars();
- static ExternalTwoByteString cast(Object object);
-};
-class SeqOneByteString : public String {
- public:
- uint8_t* GetChars(const DisallowHeapAllocation& no_gc);
- static SeqOneByteString cast(Object object);
-};
-class SeqTwoByteString : public String {
- public:
- uc16* GetChars(const DisallowHeapAllocation& no_gc);
- static SeqTwoByteString cast(Object object);
+ inline char16_t Get(size_t index) {
+ MOZ_ASSERT(index < length_);
+ if (is_latin1_) {
+ return latin1_chars_[index];
+ } else {
+ return two_byte_chars_[index];
+ }
+ }
- static constexpr size_t kMaxCharsSize = JSString::MAX_LENGTH * 2;
-};
-class SlicedString : public String {
- public:
- String parent();
- int offset();
- static SlicedString cast(Object object);
-};
-class ThinString : public String {
- public:
- String actual();
- static ThinString cast(Object object);
-};
-class StringShape {
- public:
- explicit StringShape(const String s);
- bool IsCons();
- bool IsSliced();
- bool IsThin();
+ private:
+ union {
+ const JS::Latin1Char *latin1_chars_;
+ const char16_t* two_byte_chars_;
+ };
+ size_t length_;
+ bool is_latin1_;
+ JS::AutoCheckCannotGC nogc_;
};
-// End of "TODO: Delete all of these"
-//////////////////////////////////////////////////
class JSRegExp : public HeapObject {
public:
// ******************************************************
// Methods that are called from inside the implementation
// ******************************************************
- void TierUpTick();
- bool MarkedForTierUp() const;
+ void TierUpTick() { /*inner()->tierUpTick();*/ }
+ bool MarkedForTierUp() const {
+ return false; /*inner()->markedForTierUp();*/
+ }
- Object Code(bool is_latin1) const;
- Object Bytecode(bool is_latin1) const;
+ // TODO: hook these up
+ Object Code(bool is_latin1) const { return Object(JS::UndefinedValue()); }
+ Object Bytecode(bool is_latin1) const { return Object(JS::UndefinedValue()); }
- uint32_t BacktrackLimit() const;
+ uint32_t BacktrackLimit() const {
+ return 0; /*inner()->backtrackLimit();*/
+ }
- static JSRegExp cast(Object object);
+ static JSRegExp cast(Object object) {
+ JSRegExp regexp;
+ MOZ_ASSERT(JS::Value(object).toGCThing()->is<js::RegExpShared>());
+ regexp.value_ = JS::PrivateGCThingValue(JS::Value(object).toGCThing());
+ return regexp;
+ }
// ******************************
// Static constants
@@ -807,6 +949,11 @@ class JSRegExp : public HeapObject {
static constexpr int kFlagCount = 6;
static constexpr int kNoBacktrackLimit = 0;
+
+private:
+ js::RegExpShared* inner() {
+ return value_.toGCThing()->as<js::RegExpShared>();
+ }
};
class Histogram {
@@ -841,11 +988,26 @@ class Isolate {
bool has_pending_exception() { return cx()->isExceptionPending(); }
void StackOverflow() { js::ReportOverRecursed(cx()); }
- unibrow::Mapping<unibrow::Ecma262UnCanonicalize>* jsregexp_uncanonicalize();
+#ifndef V8_INTL_SUPPORT
+ unibrow::Mapping<unibrow::Ecma262UnCanonicalize>* jsregexp_uncanonicalize() {
+ return &jsregexp_uncanonicalize_;
+ }
unibrow::Mapping<unibrow::Ecma262Canonicalize>*
- regexp_macro_assembler_canonicalize();
- unibrow::Mapping<unibrow::CanonicalizationRange>* jsregexp_canonrange();
+ regexp_macro_assembler_canonicalize() {
+ return &regexp_macro_assembler_canonicalize_;
+ }
+ unibrow::Mapping<unibrow::CanonicalizationRange>* jsregexp_canonrange() {
+ return &jsregexp_canonrange_;
+ }
+private:
+ unibrow::Mapping<unibrow::Ecma262UnCanonicalize> jsregexp_uncanonicalize_;
+ unibrow::Mapping<unibrow::Ecma262Canonicalize>
+ regexp_macro_assembler_canonicalize_;
+ unibrow::Mapping<unibrow::CanonicalizationRange> jsregexp_canonrange_;
+#endif // !V8_INTL_SUPPORT
+
+public:
// An empty stub for telemetry we don't support
void IncreaseTotalRegexpCodeGenerated(int size) {}
@@ -856,13 +1018,9 @@ class Isolate {
Handle<ByteArray> NewByteArray(
int length, AllocationType allocation = AllocationType::kYoung);
- MOZ_MUST_USE MaybeHandle<String> NewStringFromOneByte(
- const Vector<const uint8_t>& str,
- AllocationType allocation = AllocationType::kYoung);
// Allocates a fixed array initialized with undefined values.
- Handle<FixedArray> NewFixedArray(
- int length, AllocationType allocation = AllocationType::kYoung);
+ Handle<FixedArray> NewFixedArray(int length);
template <typename Char>
Handle<String> InternalizeString(const Vector<const Char>& str);
@@ -875,7 +1033,37 @@ class Isolate {
JSContext* cx() const { return cx_; }
+ void trace(JSTracer* trc);
+
+ //********** Handle code **********//
+
+ JS::Value* getHandleLocation(JS::Value value);
+
private:
+
+ mozilla::SegmentedVector<JS::Value> handleArena_;
+ mozilla::SegmentedVector<PseudoHandle<void>> uniquePtrArena_;
+
+ void* allocatePseudoHandle(size_t bytes);
+
+public:
+ template <typename T>
+ PseudoHandle<T> takeOwnership(void* ptr);
+
+private:
+ void openHandleScope(HandleScope& scope) {
+ scope.level_ = handleArena_.Length();
+ scope.non_gc_level_ = uniquePtrArena_.Length();
+ }
+ void closeHandleScope(size_t prevLevel, size_t prevUniqueLevel) {
+ size_t currLevel = handleArena_.Length();
+ handleArena_.PopLastN(currLevel - prevLevel);
+
+ size_t currUniqueLevel = uniquePtrArena_.Length();
+ uniquePtrArena_.PopLastN(currUniqueLevel - prevUniqueLevel);
+ }
+ friend class HandleScope;
+
JSContext* cx_;
RegExpStack* regexp_stack_;
Counters counters_;
@@ -902,47 +1090,20 @@ class StackLimitCheck {
JSContext* cx_;
};
-class Code {
- public:
- bool operator!=(Code& other) const;
-
- Address raw_instruction_start();
- Address raw_instruction_end();
- Address address();
-
- static Code cast(Object object);
-};
-
-// GeneratedCode provides an interface for calling into jit code.
-// It will probably require additional work to hook this up to the
-// arm simulator.
-// Origin:
-// https://github.com/v8/v8/blob/abfbe7687edb5b2dffe0b33b24e0a41bb86a8214/src/execution/simulator.h#L96-L164
-template <typename Return, typename... Args>
-class GeneratedCode {
+class Code : public HeapObject {
public:
- using Signature = Return(Args...);
+ uint8_t* raw_instruction_start() { return inner()->raw(); }
- static GeneratedCode FromCode(Code code); // TODO: implement
- Return Call(Args... args) { return fn_ptr_(args...); }
-
- private:
- friend class GeneratedCode<Return(Args...)>;
- Isolate* isolate_;
- Signature* fn_ptr_;
- GeneratedCode(Isolate* isolate, Signature* fn_ptr)
- : isolate_(isolate), fn_ptr_(fn_ptr) {}
-};
-
-// Allow to use {GeneratedCode<ret(arg1, arg2)>} instead of
-// {GeneratedCode<ret, arg1, arg2>}.
-template <typename Return, typename... Args>
-class GeneratedCode<Return(Args...)> : public GeneratedCode<Return, Args...> {
- public:
- // Automatically convert from {GeneratedCode<ret, arg1, arg2>} to
- // {GeneratedCode<ret(arg1, arg2)>}.
- GeneratedCode(GeneratedCode<Return, Args...> other)
- : GeneratedCode<Return, Args...>(other.isolate_, other.fn_ptr_) {}
+ static Code cast(Object object) {
+ Code c;
+ MOZ_ASSERT(JS::Value(object).toGCThing()->is<js::jit::JitCode>());
+ c.value_ = JS::PrivateGCThingValue(JS::Value(object).toGCThing());
+ return c;
+ }
+private:
+ js::jit::JitCode* inner() {
+ return value_.toGCThing()->as<js::jit::JitCode>();
+ }
};
enum class MessageTemplate { kStackOverflow };
@@ -993,6 +1154,8 @@ extern bool FLAG_trace_regexp_bytecodes;
extern bool FLAG_trace_regexp_parser;
extern bool FLAG_trace_regexp_peephole_optimization;
+#define V8_USE_COMPUTED_GOTO 1
+
} // namespace internal
} // namespace v8
diff --git a/js/src/regexp/special-case.cc b/js/src/regexp/special-case.cc
new file mode 100644
index 000000000..d60b98764
--- /dev/null
+++ b/js/src/regexp/special-case.cc
@@ -0,0 +1,38 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Automatically generated by regexp/gen-regexp-special-case.cc
+// The following functions are used to build icu::UnicodeSet
+// for specical cases different between Unicode and ECMA262.
+#ifdef V8_INTL_SUPPORT
+#include "regexp/special-case.h"
+
+#include "unicode/uniset.h"
+namespace v8 {
+namespace internal {
+
+icu::UnicodeSet BuildIgnoreSet() {
+ icu::UnicodeSet set;
+ set.add(0x3f4);
+ set.add(0x2126);
+ set.add(0x212a, 0x212b);
+ set.freeze();
+ return set;
+}
+icu::UnicodeSet BuildSpecialAddSet() {
+ icu::UnicodeSet set;
+ set.add(0xc5);
+ set.add(0xe5);
+ set.add(0x398);
+ set.add(0x3a9);
+ set.add(0x3b8);
+ set.add(0x3c9);
+ set.add(0x3d1);
+ set.freeze();
+ return set;
+}
+
+} // namespace internal
+} // namespace v8
+#endif // V8_INTL_SUPPORT
diff --git a/js/src/regexp/util/unicode.cc b/js/src/regexp/util/unicode.cc
new file mode 100644
index 000000000..da8cef444
--- /dev/null
+++ b/js/src/regexp/util/unicode.cc
@@ -0,0 +1,1865 @@
+// Copyright 2012 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// This file is a subset of:
+// https://github.com/v8/v8/blob/master/src/strings/unicode.cc
+
+#include "regexp/regexp-shim.h"
+
+#ifdef V8_INTL_SUPPORT
+#include "unicode/uchar.h"
+#endif
+
+namespace v8 {
+namespace unibrow {
+
+#ifndef V8_INTL_SUPPORT
+static const int kStartBit = (1 << 30);
+static const int kChunkBits = (1 << 13);
+#endif // !V8_INTL_SUPPORT
+
+static const uchar kSentinel = static_cast<uchar>(-1);
+
+/**
+ * \file
+ * Implementations of functions for working with Unicode.
+ */
+
+using int16_t = signed short; // NOLINT
+using uint16_t = unsigned short; // NOLINT
+using int32_t = int; // NOLINT
+
+#ifndef V8_INTL_SUPPORT
+// All access to the character table should go through this function.
+template <int D>
+static inline uchar TableGet(const int32_t* table, int index) {
+ return table[D * index];
+}
+
+static inline uchar GetEntry(int32_t entry) { return entry & (kStartBit - 1); }
+
+static inline bool IsStart(int32_t entry) { return (entry & kStartBit) != 0; }
+
+/**
+ * Look up a character in the Unicode table using a mix of binary and
+ * interpolation search. For a uniformly distributed array
+ * interpolation search beats binary search by a wide margin. However,
+ * in this case interpolation search degenerates because of some very
+ * high values in the lower end of the table so this function uses a
+ * combination. The average number of steps to look up the information
+ * about a character is around 10, slightly higher if there is no
+ * information available about the character.
+ */
+static bool LookupPredicate(const int32_t* table, uint16_t size, uchar chr) {
+ static const int kEntryDist = 1;
+ uint16_t value = chr & (kChunkBits - 1);
+ unsigned int low = 0;
+ unsigned int high = size - 1;
+ while (high != low) {
+ unsigned int mid = low + ((high - low) >> 1);
+ uchar current_value = GetEntry(TableGet<kEntryDist>(table, mid));
+ // If we've found an entry less than or equal to this one, and the
+ // next one is not also less than this one, we've arrived.
+ if ((current_value <= value) &&
+ (mid + 1 == size ||
+ GetEntry(TableGet<kEntryDist>(table, mid + 1)) > value)) {
+ low = mid;
+ break;
+ } else if (current_value < value) {
+ low = mid + 1;
+ } else if (current_value > value) {
+ // If we've just checked the bottom-most value and it's not
+ // the one we're looking for, we're done.
+ if (mid == 0) break;
+ high = mid - 1;
+ }
+ }
+ int32_t field = TableGet<kEntryDist>(table, low);
+ uchar entry = GetEntry(field);
+ bool is_start = IsStart(field);
+ return (entry == value) || (entry < value && is_start);
+}
+#endif // !V8_INTL_SUPPORT
+
+template <int kW>
+struct MultiCharacterSpecialCase {
+ static const uchar kEndOfEncoding = kSentinel;
+ uchar chars[kW];
+};
+
+#ifndef V8_INTL_SUPPORT
+// Look up the mapping for the given character in the specified table,
+// which is of the specified length and uses the specified special case
+// mapping for multi-char mappings. The next parameter is the character
+// following the one to map. The result will be written in to the result
+// buffer and the number of characters written will be returned. Finally,
+// if the allow_caching_ptr is non-null then false will be stored in
+// it if the result contains multiple characters or depends on the
+// context.
+// If ranges are linear, a match between a start and end point is
+// offset by the distance between the match and the start. Otherwise
+// the result is the same as for the start point on the entire range.
+template <bool ranges_are_linear, int kW>
+static int LookupMapping(const int32_t* table, uint16_t size,
+ const MultiCharacterSpecialCase<kW>* multi_chars,
+ uchar chr, uchar next, uchar* result,
+ bool* allow_caching_ptr) {
+ static const int kEntryDist = 2;
+ uint16_t key = chr & (kChunkBits - 1);
+ uint16_t chunk_start = chr - key;
+ unsigned int low = 0;
+ unsigned int high = size - 1;
+ while (high != low) {
+ unsigned int mid = low + ((high - low) >> 1);
+ uchar current_value = GetEntry(TableGet<kEntryDist>(table, mid));
+ // If we've found an entry less than or equal to this one, and the next one
+ // is not also less than this one, we've arrived.
+ if ((current_value <= key) &&
+ (mid + 1 == size ||
+ GetEntry(TableGet<kEntryDist>(table, mid + 1)) > key)) {
+ low = mid;
+ break;
+ } else if (current_value < key) {
+ low = mid + 1;
+ } else if (current_value > key) {
+ // If we've just checked the bottom-most value and it's not
+ // the one we're looking for, we're done.
+ if (mid == 0) break;
+ high = mid - 1;
+ }
+ }
+ int32_t field = TableGet<kEntryDist>(table, low);
+ uchar entry = GetEntry(field);
+ bool is_start = IsStart(field);
+ bool found = (entry == key) || (entry < key && is_start);
+ if (found) {
+ int32_t value = table[2 * low + 1];
+ if (value == 0) {
+ // 0 means not present
+ return 0;
+ } else if ((value & 3) == 0) {
+ // Low bits 0 means a constant offset from the given character.
+ if (ranges_are_linear) {
+ result[0] = chr + (value >> 2);
+ } else {
+ result[0] = entry + chunk_start + (value >> 2);
+ }
+ return 1;
+ } else if ((value & 3) == 1) {
+ // Low bits 1 means a special case mapping
+ if (allow_caching_ptr) *allow_caching_ptr = false;
+ const MultiCharacterSpecialCase<kW>& mapping = multi_chars[value >> 2];
+ int length = 0;
+ for (length = 0; length < kW; length++) {
+ uchar mapped = mapping.chars[length];
+ if (mapped == MultiCharacterSpecialCase<kW>::kEndOfEncoding) break;
+ if (ranges_are_linear) {
+ result[length] = mapped + (key - entry);
+ } else {
+ result[length] = mapped;
+ }
+ }
+ return length;
+ } else {
+ // Low bits 2 means a really really special case
+ if (allow_caching_ptr) *allow_caching_ptr = false;
+ // The cases of this switch are defined in unicode.py in the
+ // really_special_cases mapping.
+ switch (value >> 2) {
+ case 1:
+ // Really special case 1: upper case sigma. This letter
+ // converts to two different lower case sigmas depending on
+ // whether or not it occurs at the end of a word.
+ if (next != 0 && Letter::Is(next)) {
+ result[0] = 0x03C3;
+ } else {
+ result[0] = 0x03C2;
+ }
+ return 1;
+ default:
+ return 0;
+ }
+ return -1;
+ }
+ } else {
+ return 0;
+ }
+}
+#endif // !V8_INTL_SUPPORT
+
+// Letter: point.category in ['Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl']
+#ifdef V8_INTL_SUPPORT
+bool Letter::Is(uchar c) { return static_cast<bool>(u_isalpha(c)); }
+#else
+static const uint16_t kLetterTable0Size = 431;
+static const int32_t kLetterTable0[431] = {
+ 1073741889, 90, 1073741921, 122,
+ 170, 181, 186, 1073742016, // NOLINT
+ 214, 1073742040, 246, 1073742072,
+ 705, 1073742534, 721, 1073742560, // NOLINT
+ 740, 748, 750, 1073742704,
+ 884, 1073742710, 887, 1073742714, // NOLINT
+ 893, 895, 902, 1073742728,
+ 906, 908, 1073742734, 929, // NOLINT
+ 1073742755, 1013, 1073742839, 1153,
+ 1073742986, 1327, 1073743153, 1366, // NOLINT
+ 1369, 1073743201, 1415, 1073743312,
+ 1514, 1073743344, 1522, 1073743392, // NOLINT
+ 1610, 1073743470, 1647, 1073743473,
+ 1747, 1749, 1073743589, 1766, // NOLINT
+ 1073743598, 1775, 1073743610, 1788,
+ 1791, 1808, 1073743634, 1839, // NOLINT
+ 1073743693, 1957, 1969, 1073743818,
+ 2026, 1073743860, 2037, 2042, // NOLINT
+ 1073743872, 2069, 2074, 2084,
+ 2088, 1073743936, 2136, 1073744032, // NOLINT
+ 2226, 1073744132, 2361, 2365,
+ 2384, 1073744216, 2401, 1073744241, // NOLINT
+ 2432, 1073744261, 2444, 1073744271,
+ 2448, 1073744275, 2472, 1073744298, // NOLINT
+ 2480, 2482, 1073744310, 2489,
+ 2493, 2510, 1073744348, 2525, // NOLINT
+ 1073744351, 2529, 1073744368, 2545,
+ 1073744389, 2570, 1073744399, 2576, // NOLINT
+ 1073744403, 2600, 1073744426, 2608,
+ 1073744434, 2611, 1073744437, 2614, // NOLINT
+ 1073744440, 2617, 1073744473, 2652,
+ 2654, 1073744498, 2676, 1073744517, // NOLINT
+ 2701, 1073744527, 2705, 1073744531,
+ 2728, 1073744554, 2736, 1073744562, // NOLINT
+ 2739, 1073744565, 2745, 2749,
+ 2768, 1073744608, 2785, 1073744645, // NOLINT
+ 2828, 1073744655, 2832, 1073744659,
+ 2856, 1073744682, 2864, 1073744690, // NOLINT
+ 2867, 1073744693, 2873, 2877,
+ 1073744732, 2909, 1073744735, 2913, // NOLINT
+ 2929, 2947, 1073744773, 2954,
+ 1073744782, 2960, 1073744786, 2965, // NOLINT
+ 1073744793, 2970, 2972, 1073744798,
+ 2975, 1073744803, 2980, 1073744808, // NOLINT
+ 2986, 1073744814, 3001, 3024,
+ 1073744901, 3084, 1073744910, 3088, // NOLINT
+ 1073744914, 3112, 1073744938, 3129,
+ 3133, 1073744984, 3161, 1073744992, // NOLINT
+ 3169, 1073745029, 3212, 1073745038,
+ 3216, 1073745042, 3240, 1073745066, // NOLINT
+ 3251, 1073745077, 3257, 3261,
+ 3294, 1073745120, 3297, 1073745137, // NOLINT
+ 3314, 1073745157, 3340, 1073745166,
+ 3344, 1073745170, 3386, 3389, // NOLINT
+ 3406, 1073745248, 3425, 1073745274,
+ 3455, 1073745285, 3478, 1073745306, // NOLINT
+ 3505, 1073745331, 3515, 3517,
+ 1073745344, 3526, 1073745409, 3632, // NOLINT
+ 1073745458, 3635, 1073745472, 3654,
+ 1073745537, 3714, 3716, 1073745543, // NOLINT
+ 3720, 3722, 3725, 1073745556,
+ 3735, 1073745561, 3743, 1073745569, // NOLINT
+ 3747, 3749, 3751, 1073745578,
+ 3755, 1073745581, 3760, 1073745586, // NOLINT
+ 3763, 3773, 1073745600, 3780,
+ 3782, 1073745628, 3807, 3840, // NOLINT
+ 1073745728, 3911, 1073745737, 3948,
+ 1073745800, 3980, 1073745920, 4138, // NOLINT
+ 4159, 1073746000, 4181, 1073746010,
+ 4189, 4193, 1073746021, 4198, // NOLINT
+ 1073746030, 4208, 1073746037, 4225,
+ 4238, 1073746080, 4293, 4295, // NOLINT
+ 4301, 1073746128, 4346, 1073746172,
+ 4680, 1073746506, 4685, 1073746512, // NOLINT
+ 4694, 4696, 1073746522, 4701,
+ 1073746528, 4744, 1073746570, 4749, // NOLINT
+ 1073746576, 4784, 1073746610, 4789,
+ 1073746616, 4798, 4800, 1073746626, // NOLINT
+ 4805, 1073746632, 4822, 1073746648,
+ 4880, 1073746706, 4885, 1073746712, // NOLINT
+ 4954, 1073746816, 5007, 1073746848,
+ 5108, 1073746945, 5740, 1073747567, // NOLINT
+ 5759, 1073747585, 5786, 1073747616,
+ 5866, 1073747694, 5880, 1073747712, // NOLINT
+ 5900, 1073747726, 5905, 1073747744,
+ 5937, 1073747776, 5969, 1073747808, // NOLINT
+ 5996, 1073747822, 6000, 1073747840,
+ 6067, 6103, 6108, 1073748000, // NOLINT
+ 6263, 1073748096, 6312, 6314,
+ 1073748144, 6389, 1073748224, 6430, // NOLINT
+ 1073748304, 6509, 1073748336, 6516,
+ 1073748352, 6571, 1073748417, 6599, // NOLINT
+ 1073748480, 6678, 1073748512, 6740,
+ 6823, 1073748741, 6963, 1073748805, // NOLINT
+ 6987, 1073748867, 7072, 1073748910,
+ 7087, 1073748922, 7141, 1073748992, // NOLINT
+ 7203, 1073749069, 7247, 1073749082,
+ 7293, 1073749225, 7404, 1073749230, // NOLINT
+ 7409, 1073749237, 7414, 1073749248,
+ 7615, 1073749504, 7957, 1073749784, // NOLINT
+ 7965, 1073749792, 8005, 1073749832,
+ 8013, 1073749840, 8023, 8025, // NOLINT
+ 8027, 8029, 1073749855, 8061,
+ 1073749888, 8116, 1073749942, 8124, // NOLINT
+ 8126, 1073749954, 8132, 1073749958,
+ 8140, 1073749968, 8147, 1073749974, // NOLINT
+ 8155, 1073749984, 8172, 1073750002,
+ 8180, 1073750006, 8188}; // NOLINT
+static const uint16_t kLetterTable1Size = 87;
+static const int32_t kLetterTable1[87] = {
+ 113, 127, 1073741968, 156,
+ 258, 263, 1073742090, 275, // NOLINT
+ 277, 1073742105, 285, 292,
+ 294, 296, 1073742122, 301, // NOLINT
+ 1073742127, 313, 1073742140, 319,
+ 1073742149, 329, 334, 1073742176, // NOLINT
+ 392, 1073744896, 3118, 1073744944,
+ 3166, 1073744992, 3300, 1073745131, // NOLINT
+ 3310, 1073745138, 3315, 1073745152,
+ 3365, 3367, 3373, 1073745200, // NOLINT
+ 3431, 3439, 1073745280, 3478,
+ 1073745312, 3494, 1073745320, 3502, // NOLINT
+ 1073745328, 3510, 1073745336, 3518,
+ 1073745344, 3526, 1073745352, 3534, // NOLINT
+ 1073745360, 3542, 1073745368, 3550,
+ 3631, 1073745925, 4103, 1073745953, // NOLINT
+ 4137, 1073745969, 4149, 1073745976,
+ 4156, 1073745985, 4246, 1073746077, // NOLINT
+ 4255, 1073746081, 4346, 1073746172,
+ 4351, 1073746181, 4397, 1073746225, // NOLINT
+ 4494, 1073746336, 4538, 1073746416,
+ 4607, 1073746944, 8191}; // NOLINT
+static const uint16_t kLetterTable2Size = 4;
+static const int32_t kLetterTable2[4] = {1073741824, 3509, 1073745408,
+ 8191}; // NOLINT
+static const uint16_t kLetterTable3Size = 2;
+static const int32_t kLetterTable3[2] = {1073741824, 8191}; // NOLINT
+static const uint16_t kLetterTable4Size = 2;
+static const int32_t kLetterTable4[2] = {1073741824, 8140}; // NOLINT
+static const uint16_t kLetterTable5Size = 100;
+static const int32_t kLetterTable5[100] = {
+ 1073741824, 1164, 1073743056, 1277,
+ 1073743104, 1548, 1073743376, 1567, // NOLINT
+ 1073743402, 1579, 1073743424, 1646,
+ 1073743487, 1693, 1073743520, 1775, // NOLINT
+ 1073743639, 1823, 1073743650, 1928,
+ 1073743755, 1934, 1073743760, 1965, // NOLINT
+ 1073743792, 1969, 1073743863, 2049,
+ 1073743875, 2053, 1073743879, 2058, // NOLINT
+ 1073743884, 2082, 1073743936, 2163,
+ 1073744002, 2227, 1073744114, 2295, // NOLINT
+ 2299, 1073744138, 2341, 1073744176,
+ 2374, 1073744224, 2428, 1073744260, // NOLINT
+ 2482, 2511, 1073744352, 2532,
+ 1073744358, 2543, 1073744378, 2558, // NOLINT
+ 1073744384, 2600, 1073744448, 2626,
+ 1073744452, 2635, 1073744480, 2678, // NOLINT
+ 2682, 1073744510, 2735, 2737,
+ 1073744565, 2742, 1073744569, 2749, // NOLINT
+ 2752, 2754, 1073744603, 2781,
+ 1073744608, 2794, 1073744626, 2804, // NOLINT
+ 1073744641, 2822, 1073744649, 2830,
+ 1073744657, 2838, 1073744672, 2854, // NOLINT
+ 1073744680, 2862, 1073744688, 2906,
+ 1073744732, 2911, 1073744740, 2917, // NOLINT
+ 1073744832, 3042, 1073744896, 8191}; // NOLINT
+static const uint16_t kLetterTable6Size = 6;
+static const int32_t kLetterTable6[6] = {1073741824, 6051, 1073747888, 6086,
+ 1073747915, 6139}; // NOLINT
+static const uint16_t kLetterTable7Size = 48;
+static const int32_t kLetterTable7[48] = {
+ 1073748224, 6765, 1073748592, 6873,
+ 1073748736, 6918, 1073748755, 6935, // NOLINT
+ 6941, 1073748767, 6952, 1073748778,
+ 6966, 1073748792, 6972, 6974, // NOLINT
+ 1073748800, 6977, 1073748803, 6980,
+ 1073748806, 7089, 1073748947, 7485, // NOLINT
+ 1073749328, 7567, 1073749394, 7623,
+ 1073749488, 7675, 1073749616, 7796, // NOLINT
+ 1073749622, 7932, 1073749793, 7994,
+ 1073749825, 8026, 1073749862, 8126, // NOLINT
+ 1073749954, 8135, 1073749962, 8143,
+ 1073749970, 8151, 1073749978, 8156}; // NOLINT
+bool Letter::Is(uchar c) {
+ int chunk_index = c >> 13;
+ switch (chunk_index) {
+ case 0:
+ return LookupPredicate(kLetterTable0, kLetterTable0Size, c);
+ case 1:
+ return LookupPredicate(kLetterTable1, kLetterTable1Size, c);
+ case 2:
+ return LookupPredicate(kLetterTable2, kLetterTable2Size, c);
+ case 3:
+ return LookupPredicate(kLetterTable3, kLetterTable3Size, c);
+ case 4:
+ return LookupPredicate(kLetterTable4, kLetterTable4Size, c);
+ case 5:
+ return LookupPredicate(kLetterTable5, kLetterTable5Size, c);
+ case 6:
+ return LookupPredicate(kLetterTable6, kLetterTable6Size, c);
+ case 7:
+ return LookupPredicate(kLetterTable7, kLetterTable7Size, c);
+ default:
+ return false;
+ }
+}
+#endif
+
+#ifndef V8_INTL_SUPPORT
+
+static const MultiCharacterSpecialCase<1> kEcma262CanonicalizeMultiStrings0[1] =
+ { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262CanonicalizeTable0Size = 498; // NOLINT
+static const int32_t kEcma262CanonicalizeTable0[996] = {
+ 1073741921, -128, 122, -128, 181, 2972,
+ 1073742048, -128, 246, -128, 1073742072, -128,
+ 254, -128, 255, 484, // NOLINT
+ 257, -4, 259, -4, 261, -4,
+ 263, -4, 265, -4, 267, -4,
+ 269, -4, 271, -4, // NOLINT
+ 273, -4, 275, -4, 277, -4,
+ 279, -4, 281, -4, 283, -4,
+ 285, -4, 287, -4, // NOLINT
+ 289, -4, 291, -4, 293, -4,
+ 295, -4, 297, -4, 299, -4,
+ 301, -4, 303, -4, // NOLINT
+ 307, -4, 309, -4, 311, -4,
+ 314, -4, 316, -4, 318, -4,
+ 320, -4, 322, -4, // NOLINT
+ 324, -4, 326, -4, 328, -4,
+ 331, -4, 333, -4, 335, -4,
+ 337, -4, 339, -4, // NOLINT
+ 341, -4, 343, -4, 345, -4,
+ 347, -4, 349, -4, 351, -4,
+ 353, -4, 355, -4, // NOLINT
+ 357, -4, 359, -4, 361, -4,
+ 363, -4, 365, -4, 367, -4,
+ 369, -4, 371, -4, // NOLINT
+ 373, -4, 375, -4, 378, -4,
+ 380, -4, 382, -4, 384, 780,
+ 387, -4, 389, -4, // NOLINT
+ 392, -4, 396, -4, 402, -4,
+ 405, 388, 409, -4, 410, 652,
+ 414, 520, 417, -4, // NOLINT
+ 419, -4, 421, -4, 424, -4,
+ 429, -4, 432, -4, 436, -4,
+ 438, -4, 441, -4, // NOLINT
+ 445, -4, 447, 224, 453, -4,
+ 454, -8, 456, -4, 457, -8,
+ 459, -4, 460, -8, // NOLINT
+ 462, -4, 464, -4, 466, -4,
+ 468, -4, 470, -4, 472, -4,
+ 474, -4, 476, -4, // NOLINT
+ 477, -316, 479, -4, 481, -4,
+ 483, -4, 485, -4, 487, -4,
+ 489, -4, 491, -4, // NOLINT
+ 493, -4, 495, -4, 498, -4,
+ 499, -8, 501, -4, 505, -4,
+ 507, -4, 509, -4, // NOLINT
+ 511, -4, 513, -4, 515, -4,
+ 517, -4, 519, -4, 521, -4,
+ 523, -4, 525, -4, // NOLINT
+ 527, -4, 529, -4, 531, -4,
+ 533, -4, 535, -4, 537, -4,
+ 539, -4, 541, -4, // NOLINT
+ 543, -4, 547, -4, 549, -4,
+ 551, -4, 553, -4, 555, -4,
+ 557, -4, 559, -4, // NOLINT
+ 561, -4, 563, -4, 572, -4,
+ 1073742399, 43260, 576, 43260, 578, -4,
+ 583, -4, 585, -4, // NOLINT
+ 587, -4, 589, -4, 591, -4,
+ 592, 43132, 593, 43120, 594, 43128,
+ 595, -840, 596, -824, // NOLINT
+ 1073742422, -820, 599, -820, 601, -808,
+ 603, -812, 604, 169276, 608, -820,
+ 609, 169260, 611, -828, // NOLINT
+ 613, 169120, 614, 169232, 616, -836,
+ 617, -844, 619, 42972, 620, 169220,
+ 623, -844, 625, 42996, // NOLINT
+ 626, -852, 629, -856, 637, 42908,
+ 640, -872, 643, -872, 647, 169128,
+ 648, -872, 649, -276, // NOLINT
+ 1073742474, -868, 651, -868, 652, -284,
+ 658, -876, 670, 169032, 837, 336,
+ 881, -4, 883, -4, // NOLINT
+ 887, -4, 1073742715, 520, 893, 520,
+ 940, -152, 1073742765, -148, 943, -148,
+ 1073742769, -128, 961, -128, // NOLINT
+ 962, -124, 1073742787, -128, 971, -128,
+ 972, -256, 1073742797, -252, 974, -252,
+ 976, -248, 977, -228, // NOLINT
+ 981, -188, 982, -216, 983, -32,
+ 985, -4, 987, -4, 989, -4,
+ 991, -4, 993, -4, // NOLINT
+ 995, -4, 997, -4, 999, -4,
+ 1001, -4, 1003, -4, 1005, -4,
+ 1007, -4, 1008, -344, // NOLINT
+ 1009, -320, 1010, 28, 1011, -464,
+ 1013, -384, 1016, -4, 1019, -4,
+ 1073742896, -128, 1103, -128, // NOLINT
+ 1073742928, -320, 1119, -320, 1121, -4,
+ 1123, -4, 1125, -4, 1127, -4,
+ 1129, -4, 1131, -4, // NOLINT
+ 1133, -4, 1135, -4, 1137, -4,
+ 1139, -4, 1141, -4, 1143, -4,
+ 1145, -4, 1147, -4, // NOLINT
+ 1149, -4, 1151, -4, 1153, -4,
+ 1163, -4, 1165, -4, 1167, -4,
+ 1169, -4, 1171, -4, // NOLINT
+ 1173, -4, 1175, -4, 1177, -4,
+ 1179, -4, 1181, -4, 1183, -4,
+ 1185, -4, 1187, -4, // NOLINT
+ 1189, -4, 1191, -4, 1193, -4,
+ 1195, -4, 1197, -4, 1199, -4,
+ 1201, -4, 1203, -4, // NOLINT
+ 1205, -4, 1207, -4, 1209, -4,
+ 1211, -4, 1213, -4, 1215, -4,
+ 1218, -4, 1220, -4, // NOLINT
+ 1222, -4, 1224, -4, 1226, -4,
+ 1228, -4, 1230, -4, 1231, -60,
+ 1233, -4, 1235, -4, // NOLINT
+ 1237, -4, 1239, -4, 1241, -4,
+ 1243, -4, 1245, -4, 1247, -4,
+ 1249, -4, 1251, -4, // NOLINT
+ 1253, -4, 1255, -4, 1257, -4,
+ 1259, -4, 1261, -4, 1263, -4,
+ 1265, -4, 1267, -4, // NOLINT
+ 1269, -4, 1271, -4, 1273, -4,
+ 1275, -4, 1277, -4, 1279, -4,
+ 1281, -4, 1283, -4, // NOLINT
+ 1285, -4, 1287, -4, 1289, -4,
+ 1291, -4, 1293, -4, 1295, -4,
+ 1297, -4, 1299, -4, // NOLINT
+ 1301, -4, 1303, -4, 1305, -4,
+ 1307, -4, 1309, -4, 1311, -4,
+ 1313, -4, 1315, -4, // NOLINT
+ 1317, -4, 1319, -4, 1321, -4,
+ 1323, -4, 1325, -4, 1327, -4,
+ 1073743201, -192, 1414, -192, // NOLINT
+ 7545, 141328, 7549, 15256, 7681, -4,
+ 7683, -4, 7685, -4, 7687, -4,
+ 7689, -4, 7691, -4, // NOLINT
+ 7693, -4, 7695, -4, 7697, -4,
+ 7699, -4, 7701, -4, 7703, -4,
+ 7705, -4, 7707, -4, // NOLINT
+ 7709, -4, 7711, -4, 7713, -4,
+ 7715, -4, 7717, -4, 7719, -4,
+ 7721, -4, 7723, -4, // NOLINT
+ 7725, -4, 7727, -4, 7729, -4,
+ 7731, -4, 7733, -4, 7735, -4,
+ 7737, -4, 7739, -4, // NOLINT
+ 7741, -4, 7743, -4, 7745, -4,
+ 7747, -4, 7749, -4, 7751, -4,
+ 7753, -4, 7755, -4, // NOLINT
+ 7757, -4, 7759, -4, 7761, -4,
+ 7763, -4, 7765, -4, 7767, -4,
+ 7769, -4, 7771, -4, // NOLINT
+ 7773, -4, 7775, -4, 7777, -4,
+ 7779, -4, 7781, -4, 7783, -4,
+ 7785, -4, 7787, -4, // NOLINT
+ 7789, -4, 7791, -4, 7793, -4,
+ 7795, -4, 7797, -4, 7799, -4,
+ 7801, -4, 7803, -4, // NOLINT
+ 7805, -4, 7807, -4, 7809, -4,
+ 7811, -4, 7813, -4, 7815, -4,
+ 7817, -4, 7819, -4, // NOLINT
+ 7821, -4, 7823, -4, 7825, -4,
+ 7827, -4, 7829, -4, 7835, -236,
+ 7841, -4, 7843, -4, // NOLINT
+ 7845, -4, 7847, -4, 7849, -4,
+ 7851, -4, 7853, -4, 7855, -4,
+ 7857, -4, 7859, -4, // NOLINT
+ 7861, -4, 7863, -4, 7865, -4,
+ 7867, -4, 7869, -4, 7871, -4,
+ 7873, -4, 7875, -4, // NOLINT
+ 7877, -4, 7879, -4, 7881, -4,
+ 7883, -4, 7885, -4, 7887, -4,
+ 7889, -4, 7891, -4, // NOLINT
+ 7893, -4, 7895, -4, 7897, -4,
+ 7899, -4, 7901, -4, 7903, -4,
+ 7905, -4, 7907, -4, // NOLINT
+ 7909, -4, 7911, -4, 7913, -4,
+ 7915, -4, 7917, -4, 7919, -4,
+ 7921, -4, 7923, -4, // NOLINT
+ 7925, -4, 7927, -4, 7929, -4,
+ 7931, -4, 7933, -4, 7935, -4,
+ 1073749760, 32, 7943, 32, // NOLINT
+ 1073749776, 32, 7957, 32, 1073749792, 32,
+ 7975, 32, 1073749808, 32, 7991, 32,
+ 1073749824, 32, 8005, 32, // NOLINT
+ 8017, 32, 8019, 32, 8021, 32,
+ 8023, 32, 1073749856, 32, 8039, 32,
+ 1073749872, 296, 8049, 296, // NOLINT
+ 1073749874, 344, 8053, 344, 1073749878, 400,
+ 8055, 400, 1073749880, 512, 8057, 512,
+ 1073749882, 448, 8059, 448, // NOLINT
+ 1073749884, 504, 8061, 504, 1073749936, 32,
+ 8113, 32, 8126, -28820, 1073749968, 32,
+ 8145, 32, 1073749984, 32, // NOLINT
+ 8161, 32, 8165, 28}; // NOLINT
+static const MultiCharacterSpecialCase<1> kEcma262CanonicalizeMultiStrings1[1] =
+ { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262CanonicalizeTable1Size = 73; // NOLINT
+static const int32_t kEcma262CanonicalizeTable1[146] = {
+ 334, -112, 1073742192, -64, 383, -64,
+ 388, -4, 1073743056, -104, 1257, -104,
+ 1073744944, -192, 3166, -192, // NOLINT
+ 3169, -4, 3173, -43180, 3174, -43168,
+ 3176, -4, 3178, -4, 3180, -4,
+ 3187, -4, 3190, -4, // NOLINT
+ 3201, -4, 3203, -4, 3205, -4,
+ 3207, -4, 3209, -4, 3211, -4,
+ 3213, -4, 3215, -4, // NOLINT
+ 3217, -4, 3219, -4, 3221, -4,
+ 3223, -4, 3225, -4, 3227, -4,
+ 3229, -4, 3231, -4, // NOLINT
+ 3233, -4, 3235, -4, 3237, -4,
+ 3239, -4, 3241, -4, 3243, -4,
+ 3245, -4, 3247, -4, // NOLINT
+ 3249, -4, 3251, -4, 3253, -4,
+ 3255, -4, 3257, -4, 3259, -4,
+ 3261, -4, 3263, -4, // NOLINT
+ 3265, -4, 3267, -4, 3269, -4,
+ 3271, -4, 3273, -4, 3275, -4,
+ 3277, -4, 3279, -4, // NOLINT
+ 3281, -4, 3283, -4, 3285, -4,
+ 3287, -4, 3289, -4, 3291, -4,
+ 3293, -4, 3295, -4, // NOLINT
+ 3297, -4, 3299, -4, 3308, -4,
+ 3310, -4, 3315, -4, 1073745152, -29056,
+ 3365, -29056, 3367, -29056, // NOLINT
+ 3373, -29056}; // NOLINT
+static const MultiCharacterSpecialCase<1> kEcma262CanonicalizeMultiStrings5[1] =
+ { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262CanonicalizeTable5Size = 95; // NOLINT
+static const int32_t kEcma262CanonicalizeTable5[190] = {
+ 1601, -4, 1603, -4, 1605, -4, 1607, -4,
+ 1609, -4, 1611, -4, 1613, -4, 1615, -4, // NOLINT
+ 1617, -4, 1619, -4, 1621, -4, 1623, -4,
+ 1625, -4, 1627, -4, 1629, -4, 1631, -4, // NOLINT
+ 1633, -4, 1635, -4, 1637, -4, 1639, -4,
+ 1641, -4, 1643, -4, 1645, -4, 1665, -4, // NOLINT
+ 1667, -4, 1669, -4, 1671, -4, 1673, -4,
+ 1675, -4, 1677, -4, 1679, -4, 1681, -4, // NOLINT
+ 1683, -4, 1685, -4, 1687, -4, 1689, -4,
+ 1691, -4, 1827, -4, 1829, -4, 1831, -4, // NOLINT
+ 1833, -4, 1835, -4, 1837, -4, 1839, -4,
+ 1843, -4, 1845, -4, 1847, -4, 1849, -4, // NOLINT
+ 1851, -4, 1853, -4, 1855, -4, 1857, -4,
+ 1859, -4, 1861, -4, 1863, -4, 1865, -4, // NOLINT
+ 1867, -4, 1869, -4, 1871, -4, 1873, -4,
+ 1875, -4, 1877, -4, 1879, -4, 1881, -4, // NOLINT
+ 1883, -4, 1885, -4, 1887, -4, 1889, -4,
+ 1891, -4, 1893, -4, 1895, -4, 1897, -4, // NOLINT
+ 1899, -4, 1901, -4, 1903, -4, 1914, -4,
+ 1916, -4, 1919, -4, 1921, -4, 1923, -4, // NOLINT
+ 1925, -4, 1927, -4, 1932, -4, 1937, -4,
+ 1939, -4, 1943, -4, 1945, -4, 1947, -4, // NOLINT
+ 1949, -4, 1951, -4, 1953, -4, 1955, -4,
+ 1957, -4, 1959, -4, 1961, -4}; // NOLINT
+static const MultiCharacterSpecialCase<1> kEcma262CanonicalizeMultiStrings7[1] =
+ { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262CanonicalizeTable7Size = 2; // NOLINT
+static const int32_t kEcma262CanonicalizeTable7[4] = {1073749825, -128, 8026,
+ -128}; // NOLINT
+int Ecma262Canonicalize::Convert(uchar c, uchar n, uchar* result,
+ bool* allow_caching_ptr) {
+ int chunk_index = c >> 13;
+ switch (chunk_index) {
+ case 0:
+ return LookupMapping<true>(
+ kEcma262CanonicalizeTable0, kEcma262CanonicalizeTable0Size,
+ kEcma262CanonicalizeMultiStrings0, c, n, result, allow_caching_ptr);
+ case 1:
+ return LookupMapping<true>(
+ kEcma262CanonicalizeTable1, kEcma262CanonicalizeTable1Size,
+ kEcma262CanonicalizeMultiStrings1, c, n, result, allow_caching_ptr);
+ case 5:
+ return LookupMapping<true>(
+ kEcma262CanonicalizeTable5, kEcma262CanonicalizeTable5Size,
+ kEcma262CanonicalizeMultiStrings5, c, n, result, allow_caching_ptr);
+ case 7:
+ return LookupMapping<true>(
+ kEcma262CanonicalizeTable7, kEcma262CanonicalizeTable7Size,
+ kEcma262CanonicalizeMultiStrings7, c, n, result, allow_caching_ptr);
+ default:
+ return 0;
+ }
+}
+
+static const MultiCharacterSpecialCase<4>
+ kEcma262UnCanonicalizeMultiStrings0[507] = { // NOLINT
+ {{65, 97, kSentinel}},
+ {{90, 122, kSentinel}},
+ {{181, 924, 956, kSentinel}},
+ {{192, 224, kSentinel}}, // NOLINT
+ {{214, 246, kSentinel}},
+ {{216, 248, kSentinel}},
+ {{222, 254, kSentinel}},
+ {{255, 376, kSentinel}}, // NOLINT
+ {{256, 257, kSentinel}},
+ {{258, 259, kSentinel}},
+ {{260, 261, kSentinel}},
+ {{262, 263, kSentinel}}, // NOLINT
+ {{264, 265, kSentinel}},
+ {{266, 267, kSentinel}},
+ {{268, 269, kSentinel}},
+ {{270, 271, kSentinel}}, // NOLINT
+ {{272, 273, kSentinel}},
+ {{274, 275, kSentinel}},
+ {{276, 277, kSentinel}},
+ {{278, 279, kSentinel}}, // NOLINT
+ {{280, 281, kSentinel}},
+ {{282, 283, kSentinel}},
+ {{284, 285, kSentinel}},
+ {{286, 287, kSentinel}}, // NOLINT
+ {{288, 289, kSentinel}},
+ {{290, 291, kSentinel}},
+ {{292, 293, kSentinel}},
+ {{294, 295, kSentinel}}, // NOLINT
+ {{296, 297, kSentinel}},
+ {{298, 299, kSentinel}},
+ {{300, 301, kSentinel}},
+ {{302, 303, kSentinel}}, // NOLINT
+ {{306, 307, kSentinel}},
+ {{308, 309, kSentinel}},
+ {{310, 311, kSentinel}},
+ {{313, 314, kSentinel}}, // NOLINT
+ {{315, 316, kSentinel}},
+ {{317, 318, kSentinel}},
+ {{319, 320, kSentinel}},
+ {{321, 322, kSentinel}}, // NOLINT
+ {{323, 324, kSentinel}},
+ {{325, 326, kSentinel}},
+ {{327, 328, kSentinel}},
+ {{330, 331, kSentinel}}, // NOLINT
+ {{332, 333, kSentinel}},
+ {{334, 335, kSentinel}},
+ {{336, 337, kSentinel}},
+ {{338, 339, kSentinel}}, // NOLINT
+ {{340, 341, kSentinel}},
+ {{342, 343, kSentinel}},
+ {{344, 345, kSentinel}},
+ {{346, 347, kSentinel}}, // NOLINT
+ {{348, 349, kSentinel}},
+ {{350, 351, kSentinel}},
+ {{352, 353, kSentinel}},
+ {{354, 355, kSentinel}}, // NOLINT
+ {{356, 357, kSentinel}},
+ {{358, 359, kSentinel}},
+ {{360, 361, kSentinel}},
+ {{362, 363, kSentinel}}, // NOLINT
+ {{364, 365, kSentinel}},
+ {{366, 367, kSentinel}},
+ {{368, 369, kSentinel}},
+ {{370, 371, kSentinel}}, // NOLINT
+ {{372, 373, kSentinel}},
+ {{374, 375, kSentinel}},
+ {{377, 378, kSentinel}},
+ {{379, 380, kSentinel}}, // NOLINT
+ {{381, 382, kSentinel}},
+ {{384, 579, kSentinel}},
+ {{385, 595, kSentinel}},
+ {{386, 387, kSentinel}}, // NOLINT
+ {{388, 389, kSentinel}},
+ {{390, 596, kSentinel}},
+ {{391, 392, kSentinel}},
+ {{393, 598, kSentinel}}, // NOLINT
+ {{394, 599, kSentinel}},
+ {{395, 396, kSentinel}},
+ {{398, 477, kSentinel}},
+ {{399, 601, kSentinel}}, // NOLINT
+ {{400, 603, kSentinel}},
+ {{401, 402, kSentinel}},
+ {{403, 608, kSentinel}},
+ {{404, 611, kSentinel}}, // NOLINT
+ {{405, 502, kSentinel}},
+ {{406, 617, kSentinel}},
+ {{407, 616, kSentinel}},
+ {{408, 409, kSentinel}}, // NOLINT
+ {{410, 573, kSentinel}},
+ {{412, 623, kSentinel}},
+ {{413, 626, kSentinel}},
+ {{414, 544, kSentinel}}, // NOLINT
+ {{415, 629, kSentinel}},
+ {{416, 417, kSentinel}},
+ {{418, 419, kSentinel}},
+ {{420, 421, kSentinel}}, // NOLINT
+ {{422, 640, kSentinel}},
+ {{423, 424, kSentinel}},
+ {{425, 643, kSentinel}},
+ {{428, 429, kSentinel}}, // NOLINT
+ {{430, 648, kSentinel}},
+ {{431, 432, kSentinel}},
+ {{433, 650, kSentinel}},
+ {{434, 651, kSentinel}}, // NOLINT
+ {{435, 436, kSentinel}},
+ {{437, 438, kSentinel}},
+ {{439, 658, kSentinel}},
+ {{440, 441, kSentinel}}, // NOLINT
+ {{444, 445, kSentinel}},
+ {{447, 503, kSentinel}},
+ {{452, 453, 454, kSentinel}},
+ {{455, 456, 457, kSentinel}}, // NOLINT
+ {{458, 459, 460, kSentinel}},
+ {{461, 462, kSentinel}},
+ {{463, 464, kSentinel}},
+ {{465, 466, kSentinel}}, // NOLINT
+ {{467, 468, kSentinel}},
+ {{469, 470, kSentinel}},
+ {{471, 472, kSentinel}},
+ {{473, 474, kSentinel}}, // NOLINT
+ {{475, 476, kSentinel}},
+ {{478, 479, kSentinel}},
+ {{480, 481, kSentinel}},
+ {{482, 483, kSentinel}}, // NOLINT
+ {{484, 485, kSentinel}},
+ {{486, 487, kSentinel}},
+ {{488, 489, kSentinel}},
+ {{490, 491, kSentinel}}, // NOLINT
+ {{492, 493, kSentinel}},
+ {{494, 495, kSentinel}},
+ {{497, 498, 499, kSentinel}},
+ {{500, 501, kSentinel}}, // NOLINT
+ {{504, 505, kSentinel}},
+ {{506, 507, kSentinel}},
+ {{508, 509, kSentinel}},
+ {{510, 511, kSentinel}}, // NOLINT
+ {{512, 513, kSentinel}},
+ {{514, 515, kSentinel}},
+ {{516, 517, kSentinel}},
+ {{518, 519, kSentinel}}, // NOLINT
+ {{520, 521, kSentinel}},
+ {{522, 523, kSentinel}},
+ {{524, 525, kSentinel}},
+ {{526, 527, kSentinel}}, // NOLINT
+ {{528, 529, kSentinel}},
+ {{530, 531, kSentinel}},
+ {{532, 533, kSentinel}},
+ {{534, 535, kSentinel}}, // NOLINT
+ {{536, 537, kSentinel}},
+ {{538, 539, kSentinel}},
+ {{540, 541, kSentinel}},
+ {{542, 543, kSentinel}}, // NOLINT
+ {{546, 547, kSentinel}},
+ {{548, 549, kSentinel}},
+ {{550, 551, kSentinel}},
+ {{552, 553, kSentinel}}, // NOLINT
+ {{554, 555, kSentinel}},
+ {{556, 557, kSentinel}},
+ {{558, 559, kSentinel}},
+ {{560, 561, kSentinel}}, // NOLINT
+ {{562, 563, kSentinel}},
+ {{570, 11365, kSentinel}},
+ {{571, 572, kSentinel}},
+ {{574, 11366, kSentinel}}, // NOLINT
+ {{575, 11390, kSentinel}},
+ {{576, 11391, kSentinel}},
+ {{577, 578, kSentinel}},
+ {{580, 649, kSentinel}}, // NOLINT
+ {{581, 652, kSentinel}},
+ {{582, 583, kSentinel}},
+ {{584, 585, kSentinel}},
+ {{586, 587, kSentinel}}, // NOLINT
+ {{588, 589, kSentinel}},
+ {{590, 591, kSentinel}},
+ {{592, 11375, kSentinel}},
+ {{593, 11373, kSentinel}}, // NOLINT
+ {{594, 11376, kSentinel}},
+ {{604, 42923, kSentinel}},
+ {{609, 42924, kSentinel}},
+ {{613, 42893, kSentinel}}, // NOLINT
+ {{614, 42922, kSentinel}},
+ {{619, 11362, kSentinel}},
+ {{620, 42925, kSentinel}},
+ {{625, 11374, kSentinel}}, // NOLINT
+ {{637, 11364, kSentinel}},
+ {{647, 42929, kSentinel}},
+ {{670, 42928, kSentinel}},
+ {{837, 921, 953, 8126}}, // NOLINT
+ {{880, 881, kSentinel}},
+ {{882, 883, kSentinel}},
+ {{886, 887, kSentinel}},
+ {{891, 1021, kSentinel}}, // NOLINT
+ {{893, 1023, kSentinel}},
+ {{895, 1011, kSentinel}},
+ {{902, 940, kSentinel}},
+ {{904, 941, kSentinel}}, // NOLINT
+ {{906, 943, kSentinel}},
+ {{908, 972, kSentinel}},
+ {{910, 973, kSentinel}},
+ {{911, 974, kSentinel}}, // NOLINT
+ {{913, 945, kSentinel}},
+ {{914, 946, 976, kSentinel}},
+ {{915, 947, kSentinel}},
+ {{916, 948, kSentinel}}, // NOLINT
+ {{917, 949, 1013, kSentinel}},
+ {{918, 950, kSentinel}},
+ {{919, 951, kSentinel}},
+ {{920, 952, 977, kSentinel}}, // NOLINT
+ {{922, 954, 1008, kSentinel}},
+ {{923, 955, kSentinel}},
+ {{925, 957, kSentinel}},
+ {{927, 959, kSentinel}}, // NOLINT
+ {{928, 960, 982, kSentinel}},
+ {{929, 961, 1009, kSentinel}},
+ {{931, 962, 963, kSentinel}},
+ {{932, 964, kSentinel}}, // NOLINT
+ {{933, 965, kSentinel}},
+ {{934, 966, 981, kSentinel}},
+ {{935, 967, kSentinel}},
+ {{939, 971, kSentinel}}, // NOLINT
+ {{975, 983, kSentinel}},
+ {{984, 985, kSentinel}},
+ {{986, 987, kSentinel}},
+ {{988, 989, kSentinel}}, // NOLINT
+ {{990, 991, kSentinel}},
+ {{992, 993, kSentinel}},
+ {{994, 995, kSentinel}},
+ {{996, 997, kSentinel}}, // NOLINT
+ {{998, 999, kSentinel}},
+ {{1000, 1001, kSentinel}},
+ {{1002, 1003, kSentinel}},
+ {{1004, 1005, kSentinel}}, // NOLINT
+ {{1006, 1007, kSentinel}},
+ {{1010, 1017, kSentinel}},
+ {{1015, 1016, kSentinel}},
+ {{1018, 1019, kSentinel}}, // NOLINT
+ {{1024, 1104, kSentinel}},
+ {{1039, 1119, kSentinel}},
+ {{1040, 1072, kSentinel}},
+ {{1071, 1103, kSentinel}}, // NOLINT
+ {{1120, 1121, kSentinel}},
+ {{1122, 1123, kSentinel}},
+ {{1124, 1125, kSentinel}},
+ {{1126, 1127, kSentinel}}, // NOLINT
+ {{1128, 1129, kSentinel}},
+ {{1130, 1131, kSentinel}},
+ {{1132, 1133, kSentinel}},
+ {{1134, 1135, kSentinel}}, // NOLINT
+ {{1136, 1137, kSentinel}},
+ {{1138, 1139, kSentinel}},
+ {{1140, 1141, kSentinel}},
+ {{1142, 1143, kSentinel}}, // NOLINT
+ {{1144, 1145, kSentinel}},
+ {{1146, 1147, kSentinel}},
+ {{1148, 1149, kSentinel}},
+ {{1150, 1151, kSentinel}}, // NOLINT
+ {{1152, 1153, kSentinel}},
+ {{1162, 1163, kSentinel}},
+ {{1164, 1165, kSentinel}},
+ {{1166, 1167, kSentinel}}, // NOLINT
+ {{1168, 1169, kSentinel}},
+ {{1170, 1171, kSentinel}},
+ {{1172, 1173, kSentinel}},
+ {{1174, 1175, kSentinel}}, // NOLINT
+ {{1176, 1177, kSentinel}},
+ {{1178, 1179, kSentinel}},
+ {{1180, 1181, kSentinel}},
+ {{1182, 1183, kSentinel}}, // NOLINT
+ {{1184, 1185, kSentinel}},
+ {{1186, 1187, kSentinel}},
+ {{1188, 1189, kSentinel}},
+ {{1190, 1191, kSentinel}}, // NOLINT
+ {{1192, 1193, kSentinel}},
+ {{1194, 1195, kSentinel}},
+ {{1196, 1197, kSentinel}},
+ {{1198, 1199, kSentinel}}, // NOLINT
+ {{1200, 1201, kSentinel}},
+ {{1202, 1203, kSentinel}},
+ {{1204, 1205, kSentinel}},
+ {{1206, 1207, kSentinel}}, // NOLINT
+ {{1208, 1209, kSentinel}},
+ {{1210, 1211, kSentinel}},
+ {{1212, 1213, kSentinel}},
+ {{1214, 1215, kSentinel}}, // NOLINT
+ {{1216, 1231, kSentinel}},
+ {{1217, 1218, kSentinel}},
+ {{1219, 1220, kSentinel}},
+ {{1221, 1222, kSentinel}}, // NOLINT
+ {{1223, 1224, kSentinel}},
+ {{1225, 1226, kSentinel}},
+ {{1227, 1228, kSentinel}},
+ {{1229, 1230, kSentinel}}, // NOLINT
+ {{1232, 1233, kSentinel}},
+ {{1234, 1235, kSentinel}},
+ {{1236, 1237, kSentinel}},
+ {{1238, 1239, kSentinel}}, // NOLINT
+ {{1240, 1241, kSentinel}},
+ {{1242, 1243, kSentinel}},
+ {{1244, 1245, kSentinel}},
+ {{1246, 1247, kSentinel}}, // NOLINT
+ {{1248, 1249, kSentinel}},
+ {{1250, 1251, kSentinel}},
+ {{1252, 1253, kSentinel}},
+ {{1254, 1255, kSentinel}}, // NOLINT
+ {{1256, 1257, kSentinel}},
+ {{1258, 1259, kSentinel}},
+ {{1260, 1261, kSentinel}},
+ {{1262, 1263, kSentinel}}, // NOLINT
+ {{1264, 1265, kSentinel}},
+ {{1266, 1267, kSentinel}},
+ {{1268, 1269, kSentinel}},
+ {{1270, 1271, kSentinel}}, // NOLINT
+ {{1272, 1273, kSentinel}},
+ {{1274, 1275, kSentinel}},
+ {{1276, 1277, kSentinel}},
+ {{1278, 1279, kSentinel}}, // NOLINT
+ {{1280, 1281, kSentinel}},
+ {{1282, 1283, kSentinel}},
+ {{1284, 1285, kSentinel}},
+ {{1286, 1287, kSentinel}}, // NOLINT
+ {{1288, 1289, kSentinel}},
+ {{1290, 1291, kSentinel}},
+ {{1292, 1293, kSentinel}},
+ {{1294, 1295, kSentinel}}, // NOLINT
+ {{1296, 1297, kSentinel}},
+ {{1298, 1299, kSentinel}},
+ {{1300, 1301, kSentinel}},
+ {{1302, 1303, kSentinel}}, // NOLINT
+ {{1304, 1305, kSentinel}},
+ {{1306, 1307, kSentinel}},
+ {{1308, 1309, kSentinel}},
+ {{1310, 1311, kSentinel}}, // NOLINT
+ {{1312, 1313, kSentinel}},
+ {{1314, 1315, kSentinel}},
+ {{1316, 1317, kSentinel}},
+ {{1318, 1319, kSentinel}}, // NOLINT
+ {{1320, 1321, kSentinel}},
+ {{1322, 1323, kSentinel}},
+ {{1324, 1325, kSentinel}},
+ {{1326, 1327, kSentinel}}, // NOLINT
+ {{1329, 1377, kSentinel}},
+ {{1366, 1414, kSentinel}},
+ {{4256, 11520, kSentinel}},
+ {{4293, 11557, kSentinel}}, // NOLINT
+ {{4295, 11559, kSentinel}},
+ {{4301, 11565, kSentinel}},
+ {{7545, 42877, kSentinel}},
+ {{7549, 11363, kSentinel}}, // NOLINT
+ {{7680, 7681, kSentinel}},
+ {{7682, 7683, kSentinel}},
+ {{7684, 7685, kSentinel}},
+ {{7686, 7687, kSentinel}}, // NOLINT
+ {{7688, 7689, kSentinel}},
+ {{7690, 7691, kSentinel}},
+ {{7692, 7693, kSentinel}},
+ {{7694, 7695, kSentinel}}, // NOLINT
+ {{7696, 7697, kSentinel}},
+ {{7698, 7699, kSentinel}},
+ {{7700, 7701, kSentinel}},
+ {{7702, 7703, kSentinel}}, // NOLINT
+ {{7704, 7705, kSentinel}},
+ {{7706, 7707, kSentinel}},
+ {{7708, 7709, kSentinel}},
+ {{7710, 7711, kSentinel}}, // NOLINT
+ {{7712, 7713, kSentinel}},
+ {{7714, 7715, kSentinel}},
+ {{7716, 7717, kSentinel}},
+ {{7718, 7719, kSentinel}}, // NOLINT
+ {{7720, 7721, kSentinel}},
+ {{7722, 7723, kSentinel}},
+ {{7724, 7725, kSentinel}},
+ {{7726, 7727, kSentinel}}, // NOLINT
+ {{7728, 7729, kSentinel}},
+ {{7730, 7731, kSentinel}},
+ {{7732, 7733, kSentinel}},
+ {{7734, 7735, kSentinel}}, // NOLINT
+ {{7736, 7737, kSentinel}},
+ {{7738, 7739, kSentinel}},
+ {{7740, 7741, kSentinel}},
+ {{7742, 7743, kSentinel}}, // NOLINT
+ {{7744, 7745, kSentinel}},
+ {{7746, 7747, kSentinel}},
+ {{7748, 7749, kSentinel}},
+ {{7750, 7751, kSentinel}}, // NOLINT
+ {{7752, 7753, kSentinel}},
+ {{7754, 7755, kSentinel}},
+ {{7756, 7757, kSentinel}},
+ {{7758, 7759, kSentinel}}, // NOLINT
+ {{7760, 7761, kSentinel}},
+ {{7762, 7763, kSentinel}},
+ {{7764, 7765, kSentinel}},
+ {{7766, 7767, kSentinel}}, // NOLINT
+ {{7768, 7769, kSentinel}},
+ {{7770, 7771, kSentinel}},
+ {{7772, 7773, kSentinel}},
+ {{7774, 7775, kSentinel}}, // NOLINT
+ {{7776, 7777, 7835, kSentinel}},
+ {{7778, 7779, kSentinel}},
+ {{7780, 7781, kSentinel}},
+ {{7782, 7783, kSentinel}}, // NOLINT
+ {{7784, 7785, kSentinel}},
+ {{7786, 7787, kSentinel}},
+ {{7788, 7789, kSentinel}},
+ {{7790, 7791, kSentinel}}, // NOLINT
+ {{7792, 7793, kSentinel}},
+ {{7794, 7795, kSentinel}},
+ {{7796, 7797, kSentinel}},
+ {{7798, 7799, kSentinel}}, // NOLINT
+ {{7800, 7801, kSentinel}},
+ {{7802, 7803, kSentinel}},
+ {{7804, 7805, kSentinel}},
+ {{7806, 7807, kSentinel}}, // NOLINT
+ {{7808, 7809, kSentinel}},
+ {{7810, 7811, kSentinel}},
+ {{7812, 7813, kSentinel}},
+ {{7814, 7815, kSentinel}}, // NOLINT
+ {{7816, 7817, kSentinel}},
+ {{7818, 7819, kSentinel}},
+ {{7820, 7821, kSentinel}},
+ {{7822, 7823, kSentinel}}, // NOLINT
+ {{7824, 7825, kSentinel}},
+ {{7826, 7827, kSentinel}},
+ {{7828, 7829, kSentinel}},
+ {{7840, 7841, kSentinel}}, // NOLINT
+ {{7842, 7843, kSentinel}},
+ {{7844, 7845, kSentinel}},
+ {{7846, 7847, kSentinel}},
+ {{7848, 7849, kSentinel}}, // NOLINT
+ {{7850, 7851, kSentinel}},
+ {{7852, 7853, kSentinel}},
+ {{7854, 7855, kSentinel}},
+ {{7856, 7857, kSentinel}}, // NOLINT
+ {{7858, 7859, kSentinel}},
+ {{7860, 7861, kSentinel}},
+ {{7862, 7863, kSentinel}},
+ {{7864, 7865, kSentinel}}, // NOLINT
+ {{7866, 7867, kSentinel}},
+ {{7868, 7869, kSentinel}},
+ {{7870, 7871, kSentinel}},
+ {{7872, 7873, kSentinel}}, // NOLINT
+ {{7874, 7875, kSentinel}},
+ {{7876, 7877, kSentinel}},
+ {{7878, 7879, kSentinel}},
+ {{7880, 7881, kSentinel}}, // NOLINT
+ {{7882, 7883, kSentinel}},
+ {{7884, 7885, kSentinel}},
+ {{7886, 7887, kSentinel}},
+ {{7888, 7889, kSentinel}}, // NOLINT
+ {{7890, 7891, kSentinel}},
+ {{7892, 7893, kSentinel}},
+ {{7894, 7895, kSentinel}},
+ {{7896, 7897, kSentinel}}, // NOLINT
+ {{7898, 7899, kSentinel}},
+ {{7900, 7901, kSentinel}},
+ {{7902, 7903, kSentinel}},
+ {{7904, 7905, kSentinel}}, // NOLINT
+ {{7906, 7907, kSentinel}},
+ {{7908, 7909, kSentinel}},
+ {{7910, 7911, kSentinel}},
+ {{7912, 7913, kSentinel}}, // NOLINT
+ {{7914, 7915, kSentinel}},
+ {{7916, 7917, kSentinel}},
+ {{7918, 7919, kSentinel}},
+ {{7920, 7921, kSentinel}}, // NOLINT
+ {{7922, 7923, kSentinel}},
+ {{7924, 7925, kSentinel}},
+ {{7926, 7927, kSentinel}},
+ {{7928, 7929, kSentinel}}, // NOLINT
+ {{7930, 7931, kSentinel}},
+ {{7932, 7933, kSentinel}},
+ {{7934, 7935, kSentinel}},
+ {{7936, 7944, kSentinel}}, // NOLINT
+ {{7943, 7951, kSentinel}},
+ {{7952, 7960, kSentinel}},
+ {{7957, 7965, kSentinel}},
+ {{7968, 7976, kSentinel}}, // NOLINT
+ {{7975, 7983, kSentinel}},
+ {{7984, 7992, kSentinel}},
+ {{7991, 7999, kSentinel}},
+ {{8000, 8008, kSentinel}}, // NOLINT
+ {{8005, 8013, kSentinel}},
+ {{8017, 8025, kSentinel}},
+ {{8019, 8027, kSentinel}},
+ {{8021, 8029, kSentinel}}, // NOLINT
+ {{8023, 8031, kSentinel}},
+ {{8032, 8040, kSentinel}},
+ {{8039, 8047, kSentinel}},
+ {{8048, 8122, kSentinel}}, // NOLINT
+ {{8049, 8123, kSentinel}},
+ {{8050, 8136, kSentinel}},
+ {{8053, 8139, kSentinel}},
+ {{8054, 8154, kSentinel}}, // NOLINT
+ {{8055, 8155, kSentinel}},
+ {{8056, 8184, kSentinel}},
+ {{8057, 8185, kSentinel}},
+ {{8058, 8170, kSentinel}}, // NOLINT
+ {{8059, 8171, kSentinel}},
+ {{8060, 8186, kSentinel}},
+ {{8061, 8187, kSentinel}},
+ {{8112, 8120, kSentinel}}, // NOLINT
+ {{8113, 8121, kSentinel}},
+ {{8144, 8152, kSentinel}},
+ {{8145, 8153, kSentinel}},
+ {{8160, 8168, kSentinel}}, // NOLINT
+ {{8161, 8169, kSentinel}},
+ {{8165, 8172, kSentinel}},
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262UnCanonicalizeTable0Size = 1005; // NOLINT
+static const int32_t kEcma262UnCanonicalizeTable0[2010] = {
+ 1073741889, 1, 90, 5, 1073741921, 1,
+ 122, 5, 181, 9, 1073742016, 13,
+ 214, 17, 1073742040, 21, // NOLINT
+ 222, 25, 1073742048, 13, 246, 17,
+ 1073742072, 21, 254, 25, 255, 29,
+ 256, 33, 257, 33, // NOLINT
+ 258, 37, 259, 37, 260, 41,
+ 261, 41, 262, 45, 263, 45,
+ 264, 49, 265, 49, // NOLINT
+ 266, 53, 267, 53, 268, 57,
+ 269, 57, 270, 61, 271, 61,
+ 272, 65, 273, 65, // NOLINT
+ 274, 69, 275, 69, 276, 73,
+ 277, 73, 278, 77, 279, 77,
+ 280, 81, 281, 81, // NOLINT
+ 282, 85, 283, 85, 284, 89,
+ 285, 89, 286, 93, 287, 93,
+ 288, 97, 289, 97, // NOLINT
+ 290, 101, 291, 101, 292, 105,
+ 293, 105, 294, 109, 295, 109,
+ 296, 113, 297, 113, // NOLINT
+ 298, 117, 299, 117, 300, 121,
+ 301, 121, 302, 125, 303, 125,
+ 306, 129, 307, 129, // NOLINT
+ 308, 133, 309, 133, 310, 137,
+ 311, 137, 313, 141, 314, 141,
+ 315, 145, 316, 145, // NOLINT
+ 317, 149, 318, 149, 319, 153,
+ 320, 153, 321, 157, 322, 157,
+ 323, 161, 324, 161, // NOLINT
+ 325, 165, 326, 165, 327, 169,
+ 328, 169, 330, 173, 331, 173,
+ 332, 177, 333, 177, // NOLINT
+ 334, 181, 335, 181, 336, 185,
+ 337, 185, 338, 189, 339, 189,
+ 340, 193, 341, 193, // NOLINT
+ 342, 197, 343, 197, 344, 201,
+ 345, 201, 346, 205, 347, 205,
+ 348, 209, 349, 209, // NOLINT
+ 350, 213, 351, 213, 352, 217,
+ 353, 217, 354, 221, 355, 221,
+ 356, 225, 357, 225, // NOLINT
+ 358, 229, 359, 229, 360, 233,
+ 361, 233, 362, 237, 363, 237,
+ 364, 241, 365, 241, // NOLINT
+ 366, 245, 367, 245, 368, 249,
+ 369, 249, 370, 253, 371, 253,
+ 372, 257, 373, 257, // NOLINT
+ 374, 261, 375, 261, 376, 29,
+ 377, 265, 378, 265, 379, 269,
+ 380, 269, 381, 273, // NOLINT
+ 382, 273, 384, 277, 385, 281,
+ 386, 285, 387, 285, 388, 289,
+ 389, 289, 390, 293, // NOLINT
+ 391, 297, 392, 297, 1073742217, 301,
+ 394, 305, 395, 309, 396, 309,
+ 398, 313, 399, 317, // NOLINT
+ 400, 321, 401, 325, 402, 325,
+ 403, 329, 404, 333, 405, 337,
+ 406, 341, 407, 345, // NOLINT
+ 408, 349, 409, 349, 410, 353,
+ 412, 357, 413, 361, 414, 365,
+ 415, 369, 416, 373, // NOLINT
+ 417, 373, 418, 377, 419, 377,
+ 420, 381, 421, 381, 422, 385,
+ 423, 389, 424, 389, // NOLINT
+ 425, 393, 428, 397, 429, 397,
+ 430, 401, 431, 405, 432, 405,
+ 1073742257, 409, 434, 413, // NOLINT
+ 435, 417, 436, 417, 437, 421,
+ 438, 421, 439, 425, 440, 429,
+ 441, 429, 444, 433, // NOLINT
+ 445, 433, 447, 437, 452, 441,
+ 453, 441, 454, 441, 455, 445,
+ 456, 445, 457, 445, // NOLINT
+ 458, 449, 459, 449, 460, 449,
+ 461, 453, 462, 453, 463, 457,
+ 464, 457, 465, 461, // NOLINT
+ 466, 461, 467, 465, 468, 465,
+ 469, 469, 470, 469, 471, 473,
+ 472, 473, 473, 477, // NOLINT
+ 474, 477, 475, 481, 476, 481,
+ 477, 313, 478, 485, 479, 485,
+ 480, 489, 481, 489, // NOLINT
+ 482, 493, 483, 493, 484, 497,
+ 485, 497, 486, 501, 487, 501,
+ 488, 505, 489, 505, // NOLINT
+ 490, 509, 491, 509, 492, 513,
+ 493, 513, 494, 517, 495, 517,
+ 497, 521, 498, 521, // NOLINT
+ 499, 521, 500, 525, 501, 525,
+ 502, 337, 503, 437, 504, 529,
+ 505, 529, 506, 533, // NOLINT
+ 507, 533, 508, 537, 509, 537,
+ 510, 541, 511, 541, 512, 545,
+ 513, 545, 514, 549, // NOLINT
+ 515, 549, 516, 553, 517, 553,
+ 518, 557, 519, 557, 520, 561,
+ 521, 561, 522, 565, // NOLINT
+ 523, 565, 524, 569, 525, 569,
+ 526, 573, 527, 573, 528, 577,
+ 529, 577, 530, 581, // NOLINT
+ 531, 581, 532, 585, 533, 585,
+ 534, 589, 535, 589, 536, 593,
+ 537, 593, 538, 597, // NOLINT
+ 539, 597, 540, 601, 541, 601,
+ 542, 605, 543, 605, 544, 365,
+ 546, 609, 547, 609, // NOLINT
+ 548, 613, 549, 613, 550, 617,
+ 551, 617, 552, 621, 553, 621,
+ 554, 625, 555, 625, // NOLINT
+ 556, 629, 557, 629, 558, 633,
+ 559, 633, 560, 637, 561, 637,
+ 562, 641, 563, 641, // NOLINT
+ 570, 645, 571, 649, 572, 649,
+ 573, 353, 574, 653, 1073742399, 657,
+ 576, 661, 577, 665, // NOLINT
+ 578, 665, 579, 277, 580, 669,
+ 581, 673, 582, 677, 583, 677,
+ 584, 681, 585, 681, // NOLINT
+ 586, 685, 587, 685, 588, 689,
+ 589, 689, 590, 693, 591, 693,
+ 592, 697, 593, 701, // NOLINT
+ 594, 705, 595, 281, 596, 293,
+ 1073742422, 301, 599, 305, 601, 317,
+ 603, 321, 604, 709, // NOLINT
+ 608, 329, 609, 713, 611, 333,
+ 613, 717, 614, 721, 616, 345,
+ 617, 341, 619, 725, // NOLINT
+ 620, 729, 623, 357, 625, 733,
+ 626, 361, 629, 369, 637, 737,
+ 640, 385, 643, 393, // NOLINT
+ 647, 741, 648, 401, 649, 669,
+ 1073742474, 409, 651, 413, 652, 673,
+ 658, 425, 670, 745, // NOLINT
+ 837, 749, 880, 753, 881, 753,
+ 882, 757, 883, 757, 886, 761,
+ 887, 761, 1073742715, 765, // NOLINT
+ 893, 769, 895, 773, 902, 777,
+ 1073742728, 781, 906, 785, 908, 789,
+ 1073742734, 793, 911, 797, // NOLINT
+ 913, 801, 914, 805, 1073742739, 809,
+ 916, 813, 917, 817, 1073742742, 821,
+ 919, 825, 920, 829, // NOLINT
+ 921, 749, 922, 833, 923, 837,
+ 924, 9, 1073742749, 841, 927, 845,
+ 928, 849, 929, 853, // NOLINT
+ 931, 857, 1073742756, 861, 933, 865,
+ 934, 869, 1073742759, 873, 939, 877,
+ 940, 777, 1073742765, 781, // NOLINT
+ 943, 785, 945, 801, 946, 805,
+ 1073742771, 809, 948, 813, 949, 817,
+ 1073742774, 821, 951, 825, // NOLINT
+ 952, 829, 953, 749, 954, 833,
+ 955, 837, 956, 9, 1073742781, 841,
+ 959, 845, 960, 849, // NOLINT
+ 961, 853, 962, 857, 963, 857,
+ 1073742788, 861, 965, 865, 966, 869,
+ 1073742791, 873, 971, 877, // NOLINT
+ 972, 789, 1073742797, 793, 974, 797,
+ 975, 881, 976, 805, 977, 829,
+ 981, 869, 982, 849, // NOLINT
+ 983, 881, 984, 885, 985, 885,
+ 986, 889, 987, 889, 988, 893,
+ 989, 893, 990, 897, // NOLINT
+ 991, 897, 992, 901, 993, 901,
+ 994, 905, 995, 905, 996, 909,
+ 997, 909, 998, 913, // NOLINT
+ 999, 913, 1000, 917, 1001, 917,
+ 1002, 921, 1003, 921, 1004, 925,
+ 1005, 925, 1006, 929, // NOLINT
+ 1007, 929, 1008, 833, 1009, 853,
+ 1010, 933, 1011, 773, 1013, 817,
+ 1015, 937, 1016, 937, // NOLINT
+ 1017, 933, 1018, 941, 1019, 941,
+ 1073742845, 765, 1023, 769, 1073742848, 945,
+ 1039, 949, 1073742864, 953, // NOLINT
+ 1071, 957, 1073742896, 953, 1103, 957,
+ 1073742928, 945, 1119, 949, 1120, 961,
+ 1121, 961, 1122, 965, // NOLINT
+ 1123, 965, 1124, 969, 1125, 969,
+ 1126, 973, 1127, 973, 1128, 977,
+ 1129, 977, 1130, 981, // NOLINT
+ 1131, 981, 1132, 985, 1133, 985,
+ 1134, 989, 1135, 989, 1136, 993,
+ 1137, 993, 1138, 997, // NOLINT
+ 1139, 997, 1140, 1001, 1141, 1001,
+ 1142, 1005, 1143, 1005, 1144, 1009,
+ 1145, 1009, 1146, 1013, // NOLINT
+ 1147, 1013, 1148, 1017, 1149, 1017,
+ 1150, 1021, 1151, 1021, 1152, 1025,
+ 1153, 1025, 1162, 1029, // NOLINT
+ 1163, 1029, 1164, 1033, 1165, 1033,
+ 1166, 1037, 1167, 1037, 1168, 1041,
+ 1169, 1041, 1170, 1045, // NOLINT
+ 1171, 1045, 1172, 1049, 1173, 1049,
+ 1174, 1053, 1175, 1053, 1176, 1057,
+ 1177, 1057, 1178, 1061, // NOLINT
+ 1179, 1061, 1180, 1065, 1181, 1065,
+ 1182, 1069, 1183, 1069, 1184, 1073,
+ 1185, 1073, 1186, 1077, // NOLINT
+ 1187, 1077, 1188, 1081, 1189, 1081,
+ 1190, 1085, 1191, 1085, 1192, 1089,
+ 1193, 1089, 1194, 1093, // NOLINT
+ 1195, 1093, 1196, 1097, 1197, 1097,
+ 1198, 1101, 1199, 1101, 1200, 1105,
+ 1201, 1105, 1202, 1109, // NOLINT
+ 1203, 1109, 1204, 1113, 1205, 1113,
+ 1206, 1117, 1207, 1117, 1208, 1121,
+ 1209, 1121, 1210, 1125, // NOLINT
+ 1211, 1125, 1212, 1129, 1213, 1129,
+ 1214, 1133, 1215, 1133, 1216, 1137,
+ 1217, 1141, 1218, 1141, // NOLINT
+ 1219, 1145, 1220, 1145, 1221, 1149,
+ 1222, 1149, 1223, 1153, 1224, 1153,
+ 1225, 1157, 1226, 1157, // NOLINT
+ 1227, 1161, 1228, 1161, 1229, 1165,
+ 1230, 1165, 1231, 1137, 1232, 1169,
+ 1233, 1169, 1234, 1173, // NOLINT
+ 1235, 1173, 1236, 1177, 1237, 1177,
+ 1238, 1181, 1239, 1181, 1240, 1185,
+ 1241, 1185, 1242, 1189, // NOLINT
+ 1243, 1189, 1244, 1193, 1245, 1193,
+ 1246, 1197, 1247, 1197, 1248, 1201,
+ 1249, 1201, 1250, 1205, // NOLINT
+ 1251, 1205, 1252, 1209, 1253, 1209,
+ 1254, 1213, 1255, 1213, 1256, 1217,
+ 1257, 1217, 1258, 1221, // NOLINT
+ 1259, 1221, 1260, 1225, 1261, 1225,
+ 1262, 1229, 1263, 1229, 1264, 1233,
+ 1265, 1233, 1266, 1237, // NOLINT
+ 1267, 1237, 1268, 1241, 1269, 1241,
+ 1270, 1245, 1271, 1245, 1272, 1249,
+ 1273, 1249, 1274, 1253, // NOLINT
+ 1275, 1253, 1276, 1257, 1277, 1257,
+ 1278, 1261, 1279, 1261, 1280, 1265,
+ 1281, 1265, 1282, 1269, // NOLINT
+ 1283, 1269, 1284, 1273, 1285, 1273,
+ 1286, 1277, 1287, 1277, 1288, 1281,
+ 1289, 1281, 1290, 1285, // NOLINT
+ 1291, 1285, 1292, 1289, 1293, 1289,
+ 1294, 1293, 1295, 1293, 1296, 1297,
+ 1297, 1297, 1298, 1301, // NOLINT
+ 1299, 1301, 1300, 1305, 1301, 1305,
+ 1302, 1309, 1303, 1309, 1304, 1313,
+ 1305, 1313, 1306, 1317, // NOLINT
+ 1307, 1317, 1308, 1321, 1309, 1321,
+ 1310, 1325, 1311, 1325, 1312, 1329,
+ 1313, 1329, 1314, 1333, // NOLINT
+ 1315, 1333, 1316, 1337, 1317, 1337,
+ 1318, 1341, 1319, 1341, 1320, 1345,
+ 1321, 1345, 1322, 1349, // NOLINT
+ 1323, 1349, 1324, 1353, 1325, 1353,
+ 1326, 1357, 1327, 1357, 1073743153, 1361,
+ 1366, 1365, 1073743201, 1361, // NOLINT
+ 1414, 1365, 1073746080, 1369, 4293, 1373,
+ 4295, 1377, 4301, 1381, 7545, 1385,
+ 7549, 1389, 7680, 1393, // NOLINT
+ 7681, 1393, 7682, 1397, 7683, 1397,
+ 7684, 1401, 7685, 1401, 7686, 1405,
+ 7687, 1405, 7688, 1409, // NOLINT
+ 7689, 1409, 7690, 1413, 7691, 1413,
+ 7692, 1417, 7693, 1417, 7694, 1421,
+ 7695, 1421, 7696, 1425, // NOLINT
+ 7697, 1425, 7698, 1429, 7699, 1429,
+ 7700, 1433, 7701, 1433, 7702, 1437,
+ 7703, 1437, 7704, 1441, // NOLINT
+ 7705, 1441, 7706, 1445, 7707, 1445,
+ 7708, 1449, 7709, 1449, 7710, 1453,
+ 7711, 1453, 7712, 1457, // NOLINT
+ 7713, 1457, 7714, 1461, 7715, 1461,
+ 7716, 1465, 7717, 1465, 7718, 1469,
+ 7719, 1469, 7720, 1473, // NOLINT
+ 7721, 1473, 7722, 1477, 7723, 1477,
+ 7724, 1481, 7725, 1481, 7726, 1485,
+ 7727, 1485, 7728, 1489, // NOLINT
+ 7729, 1489, 7730, 1493, 7731, 1493,
+ 7732, 1497, 7733, 1497, 7734, 1501,
+ 7735, 1501, 7736, 1505, // NOLINT
+ 7737, 1505, 7738, 1509, 7739, 1509,
+ 7740, 1513, 7741, 1513, 7742, 1517,
+ 7743, 1517, 7744, 1521, // NOLINT
+ 7745, 1521, 7746, 1525, 7747, 1525,
+ 7748, 1529, 7749, 1529, 7750, 1533,
+ 7751, 1533, 7752, 1537, // NOLINT
+ 7753, 1537, 7754, 1541, 7755, 1541,
+ 7756, 1545, 7757, 1545, 7758, 1549,
+ 7759, 1549, 7760, 1553, // NOLINT
+ 7761, 1553, 7762, 1557, 7763, 1557,
+ 7764, 1561, 7765, 1561, 7766, 1565,
+ 7767, 1565, 7768, 1569, // NOLINT
+ 7769, 1569, 7770, 1573, 7771, 1573,
+ 7772, 1577, 7773, 1577, 7774, 1581,
+ 7775, 1581, 7776, 1585, // NOLINT
+ 7777, 1585, 7778, 1589, 7779, 1589,
+ 7780, 1593, 7781, 1593, 7782, 1597,
+ 7783, 1597, 7784, 1601, // NOLINT
+ 7785, 1601, 7786, 1605, 7787, 1605,
+ 7788, 1609, 7789, 1609, 7790, 1613,
+ 7791, 1613, 7792, 1617, // NOLINT
+ 7793, 1617, 7794, 1621, 7795, 1621,
+ 7796, 1625, 7797, 1625, 7798, 1629,
+ 7799, 1629, 7800, 1633, // NOLINT
+ 7801, 1633, 7802, 1637, 7803, 1637,
+ 7804, 1641, 7805, 1641, 7806, 1645,
+ 7807, 1645, 7808, 1649, // NOLINT
+ 7809, 1649, 7810, 1653, 7811, 1653,
+ 7812, 1657, 7813, 1657, 7814, 1661,
+ 7815, 1661, 7816, 1665, // NOLINT
+ 7817, 1665, 7818, 1669, 7819, 1669,
+ 7820, 1673, 7821, 1673, 7822, 1677,
+ 7823, 1677, 7824, 1681, // NOLINT
+ 7825, 1681, 7826, 1685, 7827, 1685,
+ 7828, 1689, 7829, 1689, 7835, 1585,
+ 7840, 1693, 7841, 1693, // NOLINT
+ 7842, 1697, 7843, 1697, 7844, 1701,
+ 7845, 1701, 7846, 1705, 7847, 1705,
+ 7848, 1709, 7849, 1709, // NOLINT
+ 7850, 1713, 7851, 1713, 7852, 1717,
+ 7853, 1717, 7854, 1721, 7855, 1721,
+ 7856, 1725, 7857, 1725, // NOLINT
+ 7858, 1729, 7859, 1729, 7860, 1733,
+ 7861, 1733, 7862, 1737, 7863, 1737,
+ 7864, 1741, 7865, 1741, // NOLINT
+ 7866, 1745, 7867, 1745, 7868, 1749,
+ 7869, 1749, 7870, 1753, 7871, 1753,
+ 7872, 1757, 7873, 1757, // NOLINT
+ 7874, 1761, 7875, 1761, 7876, 1765,
+ 7877, 1765, 7878, 1769, 7879, 1769,
+ 7880, 1773, 7881, 1773, // NOLINT
+ 7882, 1777, 7883, 1777, 7884, 1781,
+ 7885, 1781, 7886, 1785, 7887, 1785,
+ 7888, 1789, 7889, 1789, // NOLINT
+ 7890, 1793, 7891, 1793, 7892, 1797,
+ 7893, 1797, 7894, 1801, 7895, 1801,
+ 7896, 1805, 7897, 1805, // NOLINT
+ 7898, 1809, 7899, 1809, 7900, 1813,
+ 7901, 1813, 7902, 1817, 7903, 1817,
+ 7904, 1821, 7905, 1821, // NOLINT
+ 7906, 1825, 7907, 1825, 7908, 1829,
+ 7909, 1829, 7910, 1833, 7911, 1833,
+ 7912, 1837, 7913, 1837, // NOLINT
+ 7914, 1841, 7915, 1841, 7916, 1845,
+ 7917, 1845, 7918, 1849, 7919, 1849,
+ 7920, 1853, 7921, 1853, // NOLINT
+ 7922, 1857, 7923, 1857, 7924, 1861,
+ 7925, 1861, 7926, 1865, 7927, 1865,
+ 7928, 1869, 7929, 1869, // NOLINT
+ 7930, 1873, 7931, 1873, 7932, 1877,
+ 7933, 1877, 7934, 1881, 7935, 1881,
+ 1073749760, 1885, 7943, 1889, // NOLINT
+ 1073749768, 1885, 7951, 1889, 1073749776, 1893,
+ 7957, 1897, 1073749784, 1893, 7965, 1897,
+ 1073749792, 1901, 7975, 1905, // NOLINT
+ 1073749800, 1901, 7983, 1905, 1073749808, 1909,
+ 7991, 1913, 1073749816, 1909, 7999, 1913,
+ 1073749824, 1917, 8005, 1921, // NOLINT
+ 1073749832, 1917, 8013, 1921, 8017, 1925,
+ 8019, 1929, 8021, 1933, 8023, 1937,
+ 8025, 1925, 8027, 1929, // NOLINT
+ 8029, 1933, 8031, 1937, 1073749856, 1941,
+ 8039, 1945, 1073749864, 1941, 8047, 1945,
+ 1073749872, 1949, 8049, 1953, // NOLINT
+ 1073749874, 1957, 8053, 1961, 1073749878, 1965,
+ 8055, 1969, 1073749880, 1973, 8057, 1977,
+ 1073749882, 1981, 8059, 1985, // NOLINT
+ 1073749884, 1989, 8061, 1993, 1073749936, 1997,
+ 8113, 2001, 1073749944, 1997, 8121, 2001,
+ 1073749946, 1949, 8123, 1953, // NOLINT
+ 8126, 749, 1073749960, 1957, 8139, 1961,
+ 1073749968, 2005, 8145, 2009, 1073749976, 2005,
+ 8153, 2009, 1073749978, 1965, // NOLINT
+ 8155, 1969, 1073749984, 2013, 8161, 2017,
+ 8165, 2021, 1073749992, 2013, 8169, 2017,
+ 1073749994, 1981, 8171, 1985, // NOLINT
+ 8172, 2021, 1073750008, 1973, 8185, 1977,
+ 1073750010, 1989, 8187, 1993}; // NOLINT
+static const MultiCharacterSpecialCase<2>
+ kEcma262UnCanonicalizeMultiStrings1[83] = { // NOLINT
+ {{8498, 8526}}, {{8544, 8560}}, {{8559, 8575}},
+ {{8579, 8580}}, // NOLINT
+ {{9398, 9424}}, {{9423, 9449}}, {{11264, 11312}},
+ {{11310, 11358}}, // NOLINT
+ {{11360, 11361}}, {{619, 11362}}, {{7549, 11363}},
+ {{637, 11364}}, // NOLINT
+ {{570, 11365}}, {{574, 11366}}, {{11367, 11368}},
+ {{11369, 11370}}, // NOLINT
+ {{11371, 11372}}, {{593, 11373}}, {{625, 11374}},
+ {{592, 11375}}, // NOLINT
+ {{594, 11376}}, {{11378, 11379}}, {{11381, 11382}},
+ {{575, 11390}}, // NOLINT
+ {{576, 11391}}, {{11392, 11393}}, {{11394, 11395}},
+ {{11396, 11397}}, // NOLINT
+ {{11398, 11399}}, {{11400, 11401}}, {{11402, 11403}},
+ {{11404, 11405}}, // NOLINT
+ {{11406, 11407}}, {{11408, 11409}}, {{11410, 11411}},
+ {{11412, 11413}}, // NOLINT
+ {{11414, 11415}}, {{11416, 11417}}, {{11418, 11419}},
+ {{11420, 11421}}, // NOLINT
+ {{11422, 11423}}, {{11424, 11425}}, {{11426, 11427}},
+ {{11428, 11429}}, // NOLINT
+ {{11430, 11431}}, {{11432, 11433}}, {{11434, 11435}},
+ {{11436, 11437}}, // NOLINT
+ {{11438, 11439}}, {{11440, 11441}}, {{11442, 11443}},
+ {{11444, 11445}}, // NOLINT
+ {{11446, 11447}}, {{11448, 11449}}, {{11450, 11451}},
+ {{11452, 11453}}, // NOLINT
+ {{11454, 11455}}, {{11456, 11457}}, {{11458, 11459}},
+ {{11460, 11461}}, // NOLINT
+ {{11462, 11463}}, {{11464, 11465}}, {{11466, 11467}},
+ {{11468, 11469}}, // NOLINT
+ {{11470, 11471}}, {{11472, 11473}}, {{11474, 11475}},
+ {{11476, 11477}}, // NOLINT
+ {{11478, 11479}}, {{11480, 11481}}, {{11482, 11483}},
+ {{11484, 11485}}, // NOLINT
+ {{11486, 11487}}, {{11488, 11489}}, {{11490, 11491}},
+ {{11499, 11500}}, // NOLINT
+ {{11501, 11502}}, {{11506, 11507}}, {{4256, 11520}},
+ {{4293, 11557}}, // NOLINT
+ {{4295, 11559}}, {{4301, 11565}}, {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262UnCanonicalizeTable1Size = 149; // NOLINT
+static const int32_t kEcma262UnCanonicalizeTable1[298] = {
+ 306, 1, 334, 1, 1073742176, 5, 367, 9,
+ 1073742192, 5, 383, 9, 387, 13, 388, 13, // NOLINT
+ 1073743030, 17, 1231, 21, 1073743056, 17, 1257, 21,
+ 1073744896, 25, 3118, 29, 1073744944, 25, 3166, 29, // NOLINT
+ 3168, 33, 3169, 33, 3170, 37, 3171, 41,
+ 3172, 45, 3173, 49, 3174, 53, 3175, 57, // NOLINT
+ 3176, 57, 3177, 61, 3178, 61, 3179, 65,
+ 3180, 65, 3181, 69, 3182, 73, 3183, 77, // NOLINT
+ 3184, 81, 3186, 85, 3187, 85, 3189, 89,
+ 3190, 89, 1073745022, 93, 3199, 97, 3200, 101, // NOLINT
+ 3201, 101, 3202, 105, 3203, 105, 3204, 109,
+ 3205, 109, 3206, 113, 3207, 113, 3208, 117, // NOLINT
+ 3209, 117, 3210, 121, 3211, 121, 3212, 125,
+ 3213, 125, 3214, 129, 3215, 129, 3216, 133, // NOLINT
+ 3217, 133, 3218, 137, 3219, 137, 3220, 141,
+ 3221, 141, 3222, 145, 3223, 145, 3224, 149, // NOLINT
+ 3225, 149, 3226, 153, 3227, 153, 3228, 157,
+ 3229, 157, 3230, 161, 3231, 161, 3232, 165, // NOLINT
+ 3233, 165, 3234, 169, 3235, 169, 3236, 173,
+ 3237, 173, 3238, 177, 3239, 177, 3240, 181, // NOLINT
+ 3241, 181, 3242, 185, 3243, 185, 3244, 189,
+ 3245, 189, 3246, 193, 3247, 193, 3248, 197, // NOLINT
+ 3249, 197, 3250, 201, 3251, 201, 3252, 205,
+ 3253, 205, 3254, 209, 3255, 209, 3256, 213, // NOLINT
+ 3257, 213, 3258, 217, 3259, 217, 3260, 221,
+ 3261, 221, 3262, 225, 3263, 225, 3264, 229, // NOLINT
+ 3265, 229, 3266, 233, 3267, 233, 3268, 237,
+ 3269, 237, 3270, 241, 3271, 241, 3272, 245, // NOLINT
+ 3273, 245, 3274, 249, 3275, 249, 3276, 253,
+ 3277, 253, 3278, 257, 3279, 257, 3280, 261, // NOLINT
+ 3281, 261, 3282, 265, 3283, 265, 3284, 269,
+ 3285, 269, 3286, 273, 3287, 273, 3288, 277, // NOLINT
+ 3289, 277, 3290, 281, 3291, 281, 3292, 285,
+ 3293, 285, 3294, 289, 3295, 289, 3296, 293, // NOLINT
+ 3297, 293, 3298, 297, 3299, 297, 3307, 301,
+ 3308, 301, 3309, 305, 3310, 305, 3314, 309, // NOLINT
+ 3315, 309, 1073745152, 313, 3365, 317, 3367, 321,
+ 3373, 325}; // NOLINT
+static const MultiCharacterSpecialCase<2>
+ kEcma262UnCanonicalizeMultiStrings5[104] = { // NOLINT
+ {{42560, 42561}}, {{42562, 42563}},
+ {{42564, 42565}}, {{42566, 42567}}, // NOLINT
+ {{42568, 42569}}, {{42570, 42571}},
+ {{42572, 42573}}, {{42574, 42575}}, // NOLINT
+ {{42576, 42577}}, {{42578, 42579}},
+ {{42580, 42581}}, {{42582, 42583}}, // NOLINT
+ {{42584, 42585}}, {{42586, 42587}},
+ {{42588, 42589}}, {{42590, 42591}}, // NOLINT
+ {{42592, 42593}}, {{42594, 42595}},
+ {{42596, 42597}}, {{42598, 42599}}, // NOLINT
+ {{42600, 42601}}, {{42602, 42603}},
+ {{42604, 42605}}, {{42624, 42625}}, // NOLINT
+ {{42626, 42627}}, {{42628, 42629}},
+ {{42630, 42631}}, {{42632, 42633}}, // NOLINT
+ {{42634, 42635}}, {{42636, 42637}},
+ {{42638, 42639}}, {{42640, 42641}}, // NOLINT
+ {{42642, 42643}}, {{42644, 42645}},
+ {{42646, 42647}}, {{42648, 42649}}, // NOLINT
+ {{42650, 42651}}, {{42786, 42787}},
+ {{42788, 42789}}, {{42790, 42791}}, // NOLINT
+ {{42792, 42793}}, {{42794, 42795}},
+ {{42796, 42797}}, {{42798, 42799}}, // NOLINT
+ {{42802, 42803}}, {{42804, 42805}},
+ {{42806, 42807}}, {{42808, 42809}}, // NOLINT
+ {{42810, 42811}}, {{42812, 42813}},
+ {{42814, 42815}}, {{42816, 42817}}, // NOLINT
+ {{42818, 42819}}, {{42820, 42821}},
+ {{42822, 42823}}, {{42824, 42825}}, // NOLINT
+ {{42826, 42827}}, {{42828, 42829}},
+ {{42830, 42831}}, {{42832, 42833}}, // NOLINT
+ {{42834, 42835}}, {{42836, 42837}},
+ {{42838, 42839}}, {{42840, 42841}}, // NOLINT
+ {{42842, 42843}}, {{42844, 42845}},
+ {{42846, 42847}}, {{42848, 42849}}, // NOLINT
+ {{42850, 42851}}, {{42852, 42853}},
+ {{42854, 42855}}, {{42856, 42857}}, // NOLINT
+ {{42858, 42859}}, {{42860, 42861}},
+ {{42862, 42863}}, {{42873, 42874}}, // NOLINT
+ {{42875, 42876}}, {{7545, 42877}},
+ {{42878, 42879}}, {{42880, 42881}}, // NOLINT
+ {{42882, 42883}}, {{42884, 42885}},
+ {{42886, 42887}}, {{42891, 42892}}, // NOLINT
+ {{613, 42893}}, {{42896, 42897}},
+ {{42898, 42899}}, {{42902, 42903}}, // NOLINT
+ {{42904, 42905}}, {{42906, 42907}},
+ {{42908, 42909}}, {{42910, 42911}}, // NOLINT
+ {{42912, 42913}}, {{42914, 42915}},
+ {{42916, 42917}}, {{42918, 42919}}, // NOLINT
+ {{42920, 42921}}, {{614, 42922}},
+ {{604, 42923}}, {{609, 42924}}, // NOLINT
+ {{620, 42925}}, {{670, 42928}},
+ {{647, 42929}}, {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262UnCanonicalizeTable5Size = 198; // NOLINT
+static const int32_t
+ kEcma262UnCanonicalizeTable5[396] =
+ {1600, 1, 1601, 1, 1602, 5, 1603, 5,
+ 1604, 9, 1605, 9, 1606, 13, 1607, 13, // NOLINT
+ 1608, 17, 1609, 17, 1610, 21, 1611, 21,
+ 1612, 25, 1613, 25, 1614, 29, 1615, 29, // NOLINT
+ 1616, 33, 1617, 33, 1618, 37, 1619, 37,
+ 1620, 41, 1621, 41, 1622, 45, 1623, 45, // NOLINT
+ 1624, 49, 1625, 49, 1626, 53, 1627, 53,
+ 1628, 57, 1629, 57, 1630, 61, 1631, 61, // NOLINT
+ 1632, 65, 1633, 65, 1634, 69, 1635, 69,
+ 1636, 73, 1637, 73, 1638, 77, 1639, 77, // NOLINT
+ 1640, 81, 1641, 81, 1642, 85, 1643, 85,
+ 1644, 89, 1645, 89, 1664, 93, 1665, 93, // NOLINT
+ 1666, 97, 1667, 97, 1668, 101, 1669, 101,
+ 1670, 105, 1671, 105, 1672, 109, 1673, 109, // NOLINT
+ 1674, 113, 1675, 113, 1676, 117, 1677, 117,
+ 1678, 121, 1679, 121, 1680, 125, 1681, 125, // NOLINT
+ 1682, 129, 1683, 129, 1684, 133, 1685, 133,
+ 1686, 137, 1687, 137, 1688, 141, 1689, 141, // NOLINT
+ 1690, 145, 1691, 145, 1826, 149, 1827, 149,
+ 1828, 153, 1829, 153, 1830, 157, 1831, 157, // NOLINT
+ 1832, 161, 1833, 161, 1834, 165, 1835, 165,
+ 1836, 169, 1837, 169, 1838, 173, 1839, 173, // NOLINT
+ 1842, 177, 1843, 177, 1844, 181, 1845, 181,
+ 1846, 185, 1847, 185, 1848, 189, 1849, 189, // NOLINT
+ 1850, 193, 1851, 193, 1852, 197, 1853, 197,
+ 1854, 201, 1855, 201, 1856, 205, 1857, 205, // NOLINT
+ 1858, 209, 1859, 209, 1860, 213, 1861, 213,
+ 1862, 217, 1863, 217, 1864, 221, 1865, 221, // NOLINT
+ 1866, 225, 1867, 225, 1868, 229, 1869, 229,
+ 1870, 233, 1871, 233, 1872, 237, 1873, 237, // NOLINT
+ 1874, 241, 1875, 241, 1876, 245, 1877, 245,
+ 1878, 249, 1879, 249, 1880, 253, 1881, 253, // NOLINT
+ 1882, 257, 1883, 257, 1884, 261, 1885, 261,
+ 1886, 265, 1887, 265, 1888, 269, 1889, 269, // NOLINT
+ 1890, 273, 1891, 273, 1892, 277, 1893, 277,
+ 1894, 281, 1895, 281, 1896, 285, 1897, 285, // NOLINT
+ 1898, 289, 1899, 289, 1900, 293, 1901, 293,
+ 1902, 297, 1903, 297, 1913, 301, 1914, 301, // NOLINT
+ 1915, 305, 1916, 305, 1917, 309, 1918, 313,
+ 1919, 313, 1920, 317, 1921, 317, 1922, 321, // NOLINT
+ 1923, 321, 1924, 325, 1925, 325, 1926, 329,
+ 1927, 329, 1931, 333, 1932, 333, 1933, 337, // NOLINT
+ 1936, 341, 1937, 341, 1938, 345, 1939, 345,
+ 1942, 349, 1943, 349, 1944, 353, 1945, 353, // NOLINT
+ 1946, 357, 1947, 357, 1948, 361, 1949, 361,
+ 1950, 365, 1951, 365, 1952, 369, 1953, 369, // NOLINT
+ 1954, 373, 1955, 373, 1956, 377, 1957, 377,
+ 1958, 381, 1959, 381, 1960, 385, 1961, 385, // NOLINT
+ 1962, 389, 1963, 393, 1964, 397, 1965, 401,
+ 1968, 405, 1969, 409}; // NOLINT
+static const MultiCharacterSpecialCase<2>
+ kEcma262UnCanonicalizeMultiStrings7[3] = { // NOLINT
+ {{65313, 65345}},
+ {{65338, 65370}},
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kEcma262UnCanonicalizeTable7Size = 4; // NOLINT
+static const int32_t kEcma262UnCanonicalizeTable7[8] = {
+ 1073749793, 1, 7994, 5, 1073749825, 1, 8026, 5}; // NOLINT
+int Ecma262UnCanonicalize::Convert(uchar c, uchar n, uchar* result,
+ bool* allow_caching_ptr) {
+ int chunk_index = c >> 13;
+ switch (chunk_index) {
+ case 0:
+ return LookupMapping<true>(
+ kEcma262UnCanonicalizeTable0, kEcma262UnCanonicalizeTable0Size,
+ kEcma262UnCanonicalizeMultiStrings0, c, n, result, allow_caching_ptr);
+ case 1:
+ return LookupMapping<true>(
+ kEcma262UnCanonicalizeTable1, kEcma262UnCanonicalizeTable1Size,
+ kEcma262UnCanonicalizeMultiStrings1, c, n, result, allow_caching_ptr);
+ case 5:
+ return LookupMapping<true>(
+ kEcma262UnCanonicalizeTable5, kEcma262UnCanonicalizeTable5Size,
+ kEcma262UnCanonicalizeMultiStrings5, c, n, result, allow_caching_ptr);
+ case 7:
+ return LookupMapping<true>(
+ kEcma262UnCanonicalizeTable7, kEcma262UnCanonicalizeTable7Size,
+ kEcma262UnCanonicalizeMultiStrings7, c, n, result, allow_caching_ptr);
+ default:
+ return 0;
+ }
+}
+
+static const MultiCharacterSpecialCase<1>
+ kCanonicalizationRangeMultiStrings0[1] = { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kCanonicalizationRangeTable0Size = 70; // NOLINT
+static const int32_t kCanonicalizationRangeTable0[140] = {
+ 1073741889, 100, 90, 0, 1073741921, 100, 122, 0,
+ 1073742016, 88, 214, 0, 1073742040, 24, 222, 0, // NOLINT
+ 1073742048, 88, 246, 0, 1073742072, 24, 254, 0,
+ 1073742715, 8, 893, 0, 1073742728, 8, 906, 0, // NOLINT
+ 1073742749, 8, 927, 0, 1073742759, 16, 939, 0,
+ 1073742765, 8, 943, 0, 1073742781, 8, 959, 0, // NOLINT
+ 1073742791, 16, 971, 0, 1073742845, 8, 1023, 0,
+ 1073742848, 60, 1039, 0, 1073742864, 124, 1071, 0, // NOLINT
+ 1073742896, 124, 1103, 0, 1073742928, 60, 1119, 0,
+ 1073743153, 148, 1366, 0, 1073743201, 148, 1414, 0, // NOLINT
+ 1073746080, 148, 4293, 0, 1073749760, 28, 7943, 0,
+ 1073749768, 28, 7951, 0, 1073749776, 20, 7957, 0, // NOLINT
+ 1073749784, 20, 7965, 0, 1073749792, 28, 7975, 0,
+ 1073749800, 28, 7983, 0, 1073749808, 28, 7991, 0, // NOLINT
+ 1073749816, 28, 7999, 0, 1073749824, 20, 8005, 0,
+ 1073749832, 20, 8013, 0, 1073749856, 28, 8039, 0, // NOLINT
+ 1073749864, 28, 8047, 0, 1073749874, 12, 8053, 0,
+ 1073749960, 12, 8139, 0}; // NOLINT
+static const MultiCharacterSpecialCase<1>
+ kCanonicalizationRangeMultiStrings1[1] = { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kCanonicalizationRangeTable1Size = 14; // NOLINT
+static const int32_t kCanonicalizationRangeTable1[28] = {
+ 1073742176, 60, 367, 0, 1073742192, 60, 383, 0,
+ 1073743030, 100, 1231, 0, 1073743056, 100, 1257, 0, // NOLINT
+ 1073744896, 184, 3118, 0, 1073744944, 184, 3166, 0,
+ 1073745152, 148, 3365, 0}; // NOLINT
+static const MultiCharacterSpecialCase<1>
+ kCanonicalizationRangeMultiStrings7[1] = { // NOLINT
+ {{kSentinel}}}; // NOLINT
+static const uint16_t kCanonicalizationRangeTable7Size = 4; // NOLINT
+static const int32_t kCanonicalizationRangeTable7[8] = {
+ 1073749793, 100, 7994, 0, 1073749825, 100, 8026, 0}; // NOLINT
+int CanonicalizationRange::Convert(uchar c, uchar n, uchar* result,
+ bool* allow_caching_ptr) {
+ int chunk_index = c >> 13;
+ switch (chunk_index) {
+ case 0:
+ return LookupMapping<false>(
+ kCanonicalizationRangeTable0, kCanonicalizationRangeTable0Size,
+ kCanonicalizationRangeMultiStrings0, c, n, result, allow_caching_ptr);
+ case 1:
+ return LookupMapping<false>(
+ kCanonicalizationRangeTable1, kCanonicalizationRangeTable1Size,
+ kCanonicalizationRangeMultiStrings1, c, n, result, allow_caching_ptr);
+ case 7:
+ return LookupMapping<false>(
+ kCanonicalizationRangeTable7, kCanonicalizationRangeTable7Size,
+ kCanonicalizationRangeMultiStrings7, c, n, result, allow_caching_ptr);
+ default:
+ return 0;
+ }
+}
+
+#endif // !V8_INTL_SUPPORT
+
+} // namespace unibrow
+} // namespace v8
diff --git a/js/src/regexp/util/zone.h b/js/src/regexp/util/zone.h
index 32487f06a..5a963dd56 100644
--- a/js/src/regexp/util/zone.h
+++ b/js/src/regexp/util/zone.h
@@ -12,6 +12,7 @@
#include <vector>
#include "ds/LifoAlloc.h"
+#include "ds/Sort.h"
#include "regexp/util/vector.h"
namespace v8 {
@@ -24,14 +25,22 @@ class Zone {
lifoAlloc_.setAsInfallibleByDefault();
}
- void* New(size_t size) { return lifoAlloc_.alloc(size); }
+ void* New(size_t size) {
+ js::LifoAlloc::AutoFallibleScope fallible(&lifoAlloc_);
+ js::AutoEnterOOMUnsafeRegion oomUnsafe;
+ void* result = lifoAlloc_.alloc(size);
+ if (!result) {
+ oomUnsafe.crash("Irregexp Zone::new");
+ }
+ return result;
+ }
void DeleteAll() { lifoAlloc_.freeAll(); }
// Returns true if the total memory allocated exceeds a threshold.
static const size_t kExcessLimit = 256 * 1024 * 1024;
bool excess_allocation() const {
- return lifoAlloc_.peakSizeOfExcludingThis() > kExcessLimit;
+ return lifoAlloc_.computedSizeOfExcludingThis() > kExcessLimit;
}
private:
js::LifoAlloc lifoAlloc_;
@@ -194,9 +203,19 @@ class ZoneList final {
}
template <typename CompareFunction>
- void StableSort(CompareFunction cmp, size_t s, size_t l) {
- std::stable_sort(begin() + s, begin() + s + l,
- [cmp](const T& a, const T& b) { return cmp(&a, &b) < 0; });
+ void StableSort(CompareFunction cmp, size_t start, size_t length) {
+ js::AutoEnterOOMUnsafeRegion oomUnsafe;
+ T* scratch = static_cast<T*>(js_malloc(length * sizeof(T)));
+ if (!scratch) {
+ oomUnsafe.crash("Irregexp stable sort scratch space");
+ }
+ auto comparator = [cmp](const T& a, const T& b, bool* lessOrEqual) {
+ *lessOrEqual = cmp(&a, &b) <= 0;
+ return true;
+ };
+ MOZ_ALWAYS_TRUE(js::MergeSort(begin() + start, length, scratch,
+ comparator));
+ js_free(scratch);
}
void operator delete(void* pointer) { MOZ_CRASH("unreachable"); }