Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 1 | // Copyright 2007-2010 the V8 project authors. All rights reserved. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include <signal.h> |
| 29 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 30 | #include <sys/stat.h> |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 31 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 32 | #include "src/v8.h" |
| 33 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 34 | #include "src/ast/scopeinfo.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 35 | #include "src/bootstrapper.h" |
| 36 | #include "src/compilation-cache.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 37 | #include "src/debug/debug.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 38 | #include "src/heap/spaces.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 39 | #include "src/objects.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 40 | #include "src/parsing/parser.h" |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 41 | #include "src/runtime/runtime.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 42 | #include "src/snapshot/natives.h" |
| 43 | #include "src/snapshot/serialize.h" |
| 44 | #include "src/snapshot/snapshot.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 45 | #include "test/cctest/cctest.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 46 | #include "test/cctest/heap/utils-inl.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 47 | |
| 48 | using namespace v8::internal; |
| 49 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 50 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 51 | bool DefaultSnapshotAvailable() { |
| 52 | return i::Snapshot::DefaultSnapshotBlob() != NULL; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 53 | } |
| 54 | |
| 55 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 56 | void DisableTurbofan() { |
| 57 | const char* flag = "--turbo-filter=\"\""; |
| 58 | FlagList::SetFlagsFromString(flag, StrLength(flag)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 59 | } |
| 60 | |
| 61 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 62 | // TestIsolate is used for testing isolate serialization. |
| 63 | class TestIsolate : public Isolate { |
| 64 | public: |
| 65 | static v8::Isolate* NewInitialized(bool enable_serializer) { |
| 66 | i::Isolate* isolate = new TestIsolate(enable_serializer); |
| 67 | v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 68 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 69 | isolate->Init(NULL); |
| 70 | return v8_isolate; |
| 71 | } |
| 72 | explicit TestIsolate(bool enable_serializer) : Isolate(enable_serializer) { |
| 73 | set_array_buffer_allocator(CcTest::array_buffer_allocator()); |
| 74 | } |
| 75 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 76 | |
| 77 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 78 | void WritePayload(const Vector<const byte>& payload, const char* file_name) { |
| 79 | FILE* file = v8::base::OS::FOpen(file_name, "wb"); |
| 80 | if (file == NULL) { |
| 81 | PrintF("Unable to write to snapshot file \"%s\"\n", file_name); |
| 82 | exit(1); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 83 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 84 | size_t written = fwrite(payload.begin(), 1, payload.length(), file); |
| 85 | if (written != static_cast<size_t>(payload.length())) { |
| 86 | i::PrintF("Writing snapshot file failed.. Aborting.\n"); |
| 87 | exit(1); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 88 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 89 | fclose(file); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 93 | static bool WriteToFile(Isolate* isolate, const char* snapshot_file) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 94 | SnapshotByteSink sink; |
| 95 | StartupSerializer ser(isolate, &sink); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 96 | ser.SerializeStrongReferences(); |
| 97 | ser.SerializeWeakReferencesAndDeferred(); |
| 98 | SnapshotData snapshot_data(ser); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 99 | WritePayload(snapshot_data.RawData(), snapshot_file); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 100 | return true; |
| 101 | } |
| 102 | |
| 103 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 104 | static void Serialize(v8::Isolate* isolate) { |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 105 | // We have to create one context. One reason for this is so that the builtins |
| 106 | // can be loaded from v8natives.js and their addresses can be processed. This |
| 107 | // will clear the pending fixups array, which would otherwise contain GC roots |
| 108 | // that would confuse the serialization/deserialization process. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 109 | v8::Isolate::Scope isolate_scope(isolate); |
| 110 | { |
| 111 | v8::HandleScope scope(isolate); |
| 112 | v8::Context::New(isolate); |
| 113 | } |
| 114 | |
| 115 | Isolate* internal_isolate = reinterpret_cast<Isolate*>(isolate); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 116 | internal_isolate->heap()->CollectAllAvailableGarbage("serialize"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 117 | WriteToFile(internal_isolate, FLAG_testing_serialization_file); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 118 | } |
| 119 | |
| 120 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 121 | Vector<const uint8_t> ConstructSource(Vector<const uint8_t> head, |
| 122 | Vector<const uint8_t> body, |
| 123 | Vector<const uint8_t> tail, int repeats) { |
| 124 | int source_length = head.length() + body.length() * repeats + tail.length(); |
| 125 | uint8_t* source = NewArray<uint8_t>(static_cast<size_t>(source_length)); |
| 126 | CopyChars(source, head.start(), head.length()); |
| 127 | for (int i = 0; i < repeats; i++) { |
| 128 | CopyChars(source + head.length() + i * body.length(), body.start(), |
| 129 | body.length()); |
| 130 | } |
| 131 | CopyChars(source + head.length() + repeats * body.length(), tail.start(), |
| 132 | tail.length()); |
| 133 | return Vector<const uint8_t>(const_cast<const uint8_t*>(source), |
| 134 | source_length); |
| 135 | } |
| 136 | |
| 137 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 138 | // Test that the whole heap can be serialized. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 139 | UNINITIALIZED_TEST(Serialize) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 140 | DisableTurbofan(); |
| 141 | if (DefaultSnapshotAvailable()) return; |
| 142 | v8::Isolate* isolate = TestIsolate::NewInitialized(true); |
| 143 | Serialize(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 147 | // Test that heap serialization is non-destructive. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 148 | UNINITIALIZED_TEST(SerializeTwice) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 149 | DisableTurbofan(); |
| 150 | if (DefaultSnapshotAvailable()) return; |
| 151 | v8::Isolate* isolate = TestIsolate::NewInitialized(true); |
| 152 | Serialize(isolate); |
| 153 | Serialize(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 154 | } |
| 155 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 156 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 157 | //---------------------------------------------------------------------------- |
| 158 | // Tests that the heap can be deserialized. |
| 159 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 160 | v8::Isolate* InitializeFromFile(const char* snapshot_file) { |
| 161 | int len; |
| 162 | byte* str = ReadBytes(snapshot_file, &len); |
| 163 | if (!str) return NULL; |
| 164 | v8::Isolate* v8_isolate = NULL; |
| 165 | { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 166 | SnapshotData snapshot_data(Vector<const byte>(str, len)); |
| 167 | Deserializer deserializer(&snapshot_data); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 168 | Isolate* isolate = new TestIsolate(false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 169 | v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 170 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 171 | isolate->Init(&deserializer); |
| 172 | } |
| 173 | DeleteArray(str); |
| 174 | return v8_isolate; |
| 175 | } |
| 176 | |
| 177 | |
| 178 | static v8::Isolate* Deserialize() { |
| 179 | v8::Isolate* isolate = InitializeFromFile(FLAG_testing_serialization_file); |
| 180 | CHECK(isolate); |
| 181 | return isolate; |
| 182 | } |
| 183 | |
| 184 | |
| 185 | static void SanityCheck(v8::Isolate* v8_isolate) { |
| 186 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 187 | v8::HandleScope scope(v8_isolate); |
| 188 | #ifdef VERIFY_HEAP |
| 189 | isolate->heap()->Verify(); |
| 190 | #endif |
| 191 | CHECK(isolate->global_object()->IsJSObject()); |
| 192 | CHECK(isolate->native_context()->IsContext()); |
| 193 | CHECK(isolate->heap()->string_table()->IsStringTable()); |
| 194 | isolate->factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR("Empty")); |
| 195 | } |
| 196 | |
| 197 | |
| 198 | UNINITIALIZED_DEPENDENT_TEST(Deserialize, Serialize) { |
| 199 | // The serialize-deserialize tests only work if the VM is built without |
| 200 | // serialization. That doesn't matter. We don't need to be able to |
| 201 | // serialize a snapshot in a VM that is booted from a snapshot. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 202 | DisableTurbofan(); |
| 203 | if (DefaultSnapshotAvailable()) return; |
| 204 | v8::Isolate* isolate = Deserialize(); |
| 205 | { |
| 206 | v8::HandleScope handle_scope(isolate); |
| 207 | v8::Isolate::Scope isolate_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 208 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 209 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 210 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 211 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 212 | SanityCheck(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 213 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 214 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 215 | } |
| 216 | |
| 217 | |
| 218 | UNINITIALIZED_DEPENDENT_TEST(DeserializeFromSecondSerialization, |
| 219 | SerializeTwice) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 220 | DisableTurbofan(); |
| 221 | if (DefaultSnapshotAvailable()) return; |
| 222 | v8::Isolate* isolate = Deserialize(); |
| 223 | { |
| 224 | v8::Isolate::Scope isolate_scope(isolate); |
| 225 | v8::HandleScope handle_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 226 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 227 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 228 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 229 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 230 | SanityCheck(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 231 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 232 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | |
| 236 | UNINITIALIZED_DEPENDENT_TEST(DeserializeAndRunScript2, Serialize) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 237 | DisableTurbofan(); |
| 238 | if (DefaultSnapshotAvailable()) return; |
| 239 | v8::Isolate* isolate = Deserialize(); |
| 240 | { |
| 241 | v8::Isolate::Scope isolate_scope(isolate); |
| 242 | v8::HandleScope handle_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 243 | |
| 244 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 245 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 246 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 247 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 248 | const char* c_source = "\"1234\".length"; |
| 249 | v8::Local<v8::Script> script = v8_compile(c_source); |
| 250 | v8::Maybe<int32_t> result = script->Run(isolate->GetCurrentContext()) |
| 251 | .ToLocalChecked() |
| 252 | ->Int32Value(isolate->GetCurrentContext()); |
| 253 | CHECK_EQ(4, result.FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 254 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 255 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 256 | } |
| 257 | |
| 258 | |
| 259 | UNINITIALIZED_DEPENDENT_TEST(DeserializeFromSecondSerializationAndRunScript2, |
| 260 | SerializeTwice) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 261 | DisableTurbofan(); |
| 262 | if (DefaultSnapshotAvailable()) return; |
| 263 | v8::Isolate* isolate = Deserialize(); |
| 264 | { |
| 265 | v8::Isolate::Scope isolate_scope(isolate); |
| 266 | v8::HandleScope handle_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 267 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 268 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 269 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 270 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 271 | const char* c_source = "\"1234\".length"; |
| 272 | v8::Local<v8::Script> script = v8_compile(c_source); |
| 273 | v8::Maybe<int32_t> result = script->Run(isolate->GetCurrentContext()) |
| 274 | .ToLocalChecked() |
| 275 | ->Int32Value(isolate->GetCurrentContext()); |
| 276 | CHECK_EQ(4, result.FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 277 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 278 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | |
| 282 | UNINITIALIZED_TEST(PartialSerialization) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 283 | DisableTurbofan(); |
| 284 | if (DefaultSnapshotAvailable()) return; |
| 285 | v8::Isolate* v8_isolate = TestIsolate::NewInitialized(true); |
| 286 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 287 | v8_isolate->Enter(); |
| 288 | { |
| 289 | Heap* heap = isolate->heap(); |
| 290 | |
| 291 | v8::Persistent<v8::Context> env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 292 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 293 | HandleScope scope(isolate); |
| 294 | env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 295 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 296 | CHECK(!env.IsEmpty()); |
| 297 | { |
| 298 | v8::HandleScope handle_scope(v8_isolate); |
| 299 | v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| 300 | } |
| 301 | // Make sure all builtin scripts are cached. |
| 302 | { |
| 303 | HandleScope scope(isolate); |
| 304 | for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| 305 | isolate->bootstrapper()->SourceLookup<Natives>(i); |
| 306 | } |
| 307 | } |
| 308 | heap->CollectAllGarbage(); |
| 309 | heap->CollectAllGarbage(); |
| 310 | |
| 311 | Object* raw_foo; |
| 312 | { |
| 313 | v8::HandleScope handle_scope(v8_isolate); |
| 314 | v8::Local<v8::String> foo = v8_str("foo"); |
| 315 | CHECK(!foo.IsEmpty()); |
| 316 | raw_foo = *(v8::Utils::OpenHandle(*foo)); |
| 317 | } |
| 318 | |
| 319 | int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| 320 | Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| 321 | SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| 322 | |
| 323 | { |
| 324 | v8::HandleScope handle_scope(v8_isolate); |
| 325 | v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| 326 | } |
| 327 | env.Reset(); |
| 328 | |
| 329 | SnapshotByteSink startup_sink; |
| 330 | StartupSerializer startup_serializer(isolate, &startup_sink); |
| 331 | startup_serializer.SerializeStrongReferences(); |
| 332 | |
| 333 | SnapshotByteSink partial_sink; |
| 334 | PartialSerializer partial_serializer(isolate, &startup_serializer, |
| 335 | &partial_sink); |
| 336 | partial_serializer.Serialize(&raw_foo); |
| 337 | |
| 338 | startup_serializer.SerializeWeakReferencesAndDeferred(); |
| 339 | |
| 340 | SnapshotData startup_snapshot(startup_serializer); |
| 341 | SnapshotData partial_snapshot(partial_serializer); |
| 342 | |
| 343 | WritePayload(partial_snapshot.RawData(), FLAG_testing_serialization_file); |
| 344 | WritePayload(startup_snapshot.RawData(), startup_name.start()); |
| 345 | |
| 346 | startup_name.Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 347 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 348 | v8_isolate->Exit(); |
| 349 | v8_isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 350 | } |
| 351 | |
| 352 | |
| 353 | UNINITIALIZED_DEPENDENT_TEST(PartialDeserialization, PartialSerialization) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 354 | DisableTurbofan(); |
| 355 | if (DefaultSnapshotAvailable()) return; |
| 356 | int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| 357 | Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| 358 | SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 359 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 360 | v8::Isolate* v8_isolate = InitializeFromFile(startup_name.start()); |
| 361 | CHECK(v8_isolate); |
| 362 | startup_name.Dispose(); |
| 363 | { |
| 364 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 365 | |
| 366 | const char* file_name = FLAG_testing_serialization_file; |
| 367 | |
| 368 | int snapshot_size = 0; |
| 369 | byte* snapshot = ReadBytes(file_name, &snapshot_size); |
| 370 | |
| 371 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 372 | HandleScope handle_scope(isolate); |
| 373 | Handle<Object> root; |
| 374 | // Intentionally empty handle. The deserializer should not come across |
| 375 | // any references to the global proxy in this test. |
| 376 | Handle<JSGlobalProxy> global_proxy = Handle<JSGlobalProxy>::null(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 377 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 378 | SnapshotData snapshot_data(Vector<const byte>(snapshot, snapshot_size)); |
| 379 | Deserializer deserializer(&snapshot_data); |
| 380 | root = deserializer.DeserializePartial(isolate, global_proxy) |
| 381 | .ToHandleChecked(); |
| 382 | CHECK(root->IsString()); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 383 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 384 | |
| 385 | Handle<Object> root2; |
| 386 | { |
| 387 | SnapshotData snapshot_data(Vector<const byte>(snapshot, snapshot_size)); |
| 388 | Deserializer deserializer(&snapshot_data); |
| 389 | root2 = deserializer.DeserializePartial(isolate, global_proxy) |
| 390 | .ToHandleChecked(); |
| 391 | CHECK(root2->IsString()); |
| 392 | CHECK(root.is_identical_to(root2)); |
| 393 | } |
| 394 | |
| 395 | DeleteArray(snapshot); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 396 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 397 | v8_isolate->Dispose(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 398 | } |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 399 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 400 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 401 | UNINITIALIZED_TEST(ContextSerialization) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 402 | DisableTurbofan(); |
| 403 | if (DefaultSnapshotAvailable()) return; |
| 404 | v8::Isolate* v8_isolate = TestIsolate::NewInitialized(true); |
| 405 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 406 | Heap* heap = isolate->heap(); |
| 407 | { |
| 408 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 409 | |
| 410 | v8::Persistent<v8::Context> env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 411 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 412 | HandleScope scope(isolate); |
| 413 | env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 414 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 415 | CHECK(!env.IsEmpty()); |
| 416 | { |
| 417 | v8::HandleScope handle_scope(v8_isolate); |
| 418 | v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| 419 | } |
| 420 | // Make sure all builtin scripts are cached. |
| 421 | { |
| 422 | HandleScope scope(isolate); |
| 423 | for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| 424 | isolate->bootstrapper()->SourceLookup<Natives>(i); |
| 425 | } |
| 426 | } |
| 427 | // If we don't do this then we end up with a stray root pointing at the |
| 428 | // context even after we have disposed of env. |
| 429 | heap->CollectAllGarbage(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 430 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 431 | int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| 432 | Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 433 | SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 434 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 435 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 436 | v8::HandleScope handle_scope(v8_isolate); |
| 437 | v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| 438 | } |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 439 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 440 | i::Object* raw_context = *v8::Utils::OpenPersistent(env); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 441 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 442 | env.Reset(); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 443 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 444 | SnapshotByteSink startup_sink; |
| 445 | StartupSerializer startup_serializer(isolate, &startup_sink); |
| 446 | startup_serializer.SerializeStrongReferences(); |
| 447 | |
| 448 | SnapshotByteSink partial_sink; |
| 449 | PartialSerializer partial_serializer(isolate, &startup_serializer, |
| 450 | &partial_sink); |
| 451 | partial_serializer.Serialize(&raw_context); |
| 452 | startup_serializer.SerializeWeakReferencesAndDeferred(); |
| 453 | |
| 454 | SnapshotData startup_snapshot(startup_serializer); |
| 455 | SnapshotData partial_snapshot(partial_serializer); |
| 456 | |
| 457 | WritePayload(partial_snapshot.RawData(), FLAG_testing_serialization_file); |
| 458 | WritePayload(startup_snapshot.RawData(), startup_name.start()); |
| 459 | |
| 460 | startup_name.Dispose(); |
| 461 | } |
| 462 | v8_isolate->Dispose(); |
| 463 | } |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 464 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 465 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 466 | UNINITIALIZED_DEPENDENT_TEST(ContextDeserialization, ContextSerialization) { |
| 467 | DisableTurbofan(); |
| 468 | if (DefaultSnapshotAvailable()) return; |
| 469 | int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| 470 | Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| 471 | SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| 472 | |
| 473 | v8::Isolate* v8_isolate = InitializeFromFile(startup_name.start()); |
| 474 | CHECK(v8_isolate); |
| 475 | startup_name.Dispose(); |
| 476 | { |
| 477 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 478 | |
| 479 | const char* file_name = FLAG_testing_serialization_file; |
| 480 | |
| 481 | int snapshot_size = 0; |
| 482 | byte* snapshot = ReadBytes(file_name, &snapshot_size); |
| 483 | |
| 484 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 485 | HandleScope handle_scope(isolate); |
| 486 | Handle<Object> root; |
| 487 | Handle<JSGlobalProxy> global_proxy = |
| 488 | isolate->factory()->NewUninitializedJSGlobalProxy(); |
| 489 | { |
| 490 | SnapshotData snapshot_data(Vector<const byte>(snapshot, snapshot_size)); |
| 491 | Deserializer deserializer(&snapshot_data); |
| 492 | root = deserializer.DeserializePartial(isolate, global_proxy) |
| 493 | .ToHandleChecked(); |
| 494 | CHECK(root->IsContext()); |
| 495 | CHECK(Handle<Context>::cast(root)->global_proxy() == *global_proxy); |
| 496 | } |
| 497 | |
| 498 | Handle<Object> root2; |
| 499 | { |
| 500 | SnapshotData snapshot_data(Vector<const byte>(snapshot, snapshot_size)); |
| 501 | Deserializer deserializer(&snapshot_data); |
| 502 | root2 = deserializer.DeserializePartial(isolate, global_proxy) |
| 503 | .ToHandleChecked(); |
| 504 | CHECK(root2->IsContext()); |
| 505 | CHECK(!root.is_identical_to(root2)); |
| 506 | } |
| 507 | DeleteArray(snapshot); |
| 508 | } |
| 509 | v8_isolate->Dispose(); |
| 510 | } |
| 511 | |
| 512 | |
| 513 | UNINITIALIZED_TEST(CustomContextSerialization) { |
| 514 | DisableTurbofan(); |
| 515 | if (DefaultSnapshotAvailable()) return; |
| 516 | v8::Isolate* v8_isolate = TestIsolate::NewInitialized(true); |
| 517 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 518 | { |
| 519 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 520 | |
| 521 | v8::Persistent<v8::Context> env; |
| 522 | { |
| 523 | HandleScope scope(isolate); |
| 524 | env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
| 525 | } |
| 526 | CHECK(!env.IsEmpty()); |
| 527 | { |
| 528 | v8::HandleScope handle_scope(v8_isolate); |
| 529 | v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| 530 | // After execution, e's function context refers to the global object. |
| 531 | CompileRun( |
| 532 | "var e;" |
| 533 | "(function() {" |
| 534 | " e = function(s) { return eval (s); }" |
| 535 | "})();" |
| 536 | "var o = this;" |
| 537 | "var r = Math.sin(0) + Math.cos(0);" |
| 538 | "var f = (function(a, b) { return a + b; }).bind(1, 2, 3);" |
| 539 | "var s = parseInt('12345');"); |
| 540 | |
| 541 | Vector<const uint8_t> source = ConstructSource( |
| 542 | STATIC_CHAR_VECTOR("function g() { return [,"), |
| 543 | STATIC_CHAR_VECTOR("1,"), |
| 544 | STATIC_CHAR_VECTOR("];} a = g(); b = g(); b.push(1);"), 100000); |
| 545 | v8::MaybeLocal<v8::String> source_str = v8::String::NewFromOneByte( |
| 546 | v8_isolate, source.start(), v8::NewStringType::kNormal, |
| 547 | source.length()); |
| 548 | CompileRun(source_str.ToLocalChecked()); |
| 549 | source.Dispose(); |
| 550 | } |
| 551 | // Make sure all builtin scripts are cached. |
| 552 | { |
| 553 | HandleScope scope(isolate); |
| 554 | for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| 555 | isolate->bootstrapper()->SourceLookup<Natives>(i); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 556 | } |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 557 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 558 | // If we don't do this then we end up with a stray root pointing at the |
| 559 | // context even after we have disposed of env. |
| 560 | isolate->heap()->CollectAllAvailableGarbage("snapshotting"); |
| 561 | |
| 562 | int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| 563 | Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| 564 | SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| 565 | |
| 566 | { |
| 567 | v8::HandleScope handle_scope(v8_isolate); |
| 568 | v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| 569 | } |
| 570 | |
| 571 | i::Object* raw_context = *v8::Utils::OpenPersistent(env); |
| 572 | |
| 573 | env.Reset(); |
| 574 | |
| 575 | SnapshotByteSink startup_sink; |
| 576 | StartupSerializer startup_serializer(isolate, &startup_sink); |
| 577 | startup_serializer.SerializeStrongReferences(); |
| 578 | |
| 579 | SnapshotByteSink partial_sink; |
| 580 | PartialSerializer partial_serializer(isolate, &startup_serializer, |
| 581 | &partial_sink); |
| 582 | partial_serializer.Serialize(&raw_context); |
| 583 | startup_serializer.SerializeWeakReferencesAndDeferred(); |
| 584 | |
| 585 | SnapshotData startup_snapshot(startup_serializer); |
| 586 | SnapshotData partial_snapshot(partial_serializer); |
| 587 | |
| 588 | WritePayload(partial_snapshot.RawData(), FLAG_testing_serialization_file); |
| 589 | WritePayload(startup_snapshot.RawData(), startup_name.start()); |
| 590 | |
| 591 | startup_name.Dispose(); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 592 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 593 | v8_isolate->Dispose(); |
| 594 | } |
| 595 | |
| 596 | |
| 597 | UNINITIALIZED_DEPENDENT_TEST(CustomContextDeserialization, |
| 598 | CustomContextSerialization) { |
| 599 | DisableTurbofan(); |
| 600 | FLAG_crankshaft = false; |
| 601 | if (DefaultSnapshotAvailable()) return; |
| 602 | int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| 603 | Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| 604 | SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| 605 | |
| 606 | v8::Isolate* v8_isolate = InitializeFromFile(startup_name.start()); |
| 607 | CHECK(v8_isolate); |
| 608 | startup_name.Dispose(); |
| 609 | { |
| 610 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 611 | |
| 612 | const char* file_name = FLAG_testing_serialization_file; |
| 613 | |
| 614 | int snapshot_size = 0; |
| 615 | byte* snapshot = ReadBytes(file_name, &snapshot_size); |
| 616 | |
| 617 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 618 | HandleScope handle_scope(isolate); |
| 619 | Handle<Object> root; |
| 620 | Handle<JSGlobalProxy> global_proxy = |
| 621 | isolate->factory()->NewUninitializedJSGlobalProxy(); |
| 622 | { |
| 623 | SnapshotData snapshot_data(Vector<const byte>(snapshot, snapshot_size)); |
| 624 | Deserializer deserializer(&snapshot_data); |
| 625 | root = deserializer.DeserializePartial(isolate, global_proxy) |
| 626 | .ToHandleChecked(); |
| 627 | CHECK(root->IsContext()); |
| 628 | Handle<Context> context = Handle<Context>::cast(root); |
| 629 | CHECK(context->global_proxy() == *global_proxy); |
| 630 | Handle<String> o = isolate->factory()->NewStringFromAsciiChecked("o"); |
| 631 | Handle<JSObject> global_object(context->global_object(), isolate); |
| 632 | Handle<Object> property = JSReceiver::GetDataProperty(global_object, o); |
| 633 | CHECK(property.is_identical_to(global_proxy)); |
| 634 | |
| 635 | v8::Local<v8::Context> v8_context = v8::Utils::ToLocal(context); |
| 636 | v8::Context::Scope context_scope(v8_context); |
| 637 | double r = CompileRun("r") |
| 638 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 639 | .ToLocalChecked() |
| 640 | ->Value(); |
| 641 | CHECK_EQ(1, r); |
| 642 | int f = CompileRun("f()") |
| 643 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 644 | .ToLocalChecked() |
| 645 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 646 | .FromJust(); |
| 647 | CHECK_EQ(5, f); |
| 648 | f = CompileRun("e('f()')") |
| 649 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 650 | .ToLocalChecked() |
| 651 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 652 | .FromJust(); |
| 653 | CHECK_EQ(5, f); |
| 654 | v8::Local<v8::String> s = CompileRun("s") |
| 655 | ->ToString(v8_isolate->GetCurrentContext()) |
| 656 | .ToLocalChecked(); |
| 657 | CHECK(s->Equals(v8_isolate->GetCurrentContext(), v8_str("12345")) |
| 658 | .FromJust()); |
| 659 | int a = CompileRun("a.length") |
| 660 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 661 | .ToLocalChecked() |
| 662 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 663 | .FromJust(); |
| 664 | CHECK_EQ(100001, a); |
| 665 | int b = CompileRun("b.length") |
| 666 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 667 | .ToLocalChecked() |
| 668 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 669 | .FromJust(); |
| 670 | CHECK_EQ(100002, b); |
| 671 | } |
| 672 | DeleteArray(snapshot); |
| 673 | } |
| 674 | v8_isolate->Dispose(); |
| 675 | } |
| 676 | |
| 677 | |
| 678 | TEST(PerIsolateSnapshotBlobs) { |
| 679 | DisableTurbofan(); |
| 680 | const char* source1 = "function f() { return 42; }"; |
| 681 | const char* source2 = |
| 682 | "function f() { return g() * 2; }" |
| 683 | "function g() { return 43; }" |
| 684 | "/./.test('a')"; |
| 685 | |
| 686 | v8::StartupData data1 = v8::V8::CreateSnapshotDataBlob(source1); |
| 687 | v8::StartupData data2 = v8::V8::CreateSnapshotDataBlob(source2); |
| 688 | |
| 689 | v8::Isolate::CreateParams params1; |
| 690 | params1.snapshot_blob = &data1; |
| 691 | params1.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 692 | |
| 693 | v8::Isolate* isolate1 = v8::Isolate::New(params1); |
| 694 | { |
| 695 | v8::Isolate::Scope i_scope(isolate1); |
| 696 | v8::HandleScope h_scope(isolate1); |
| 697 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 698 | delete[] data1.data; // We can dispose of the snapshot blob now. |
| 699 | v8::Context::Scope c_scope(context); |
| 700 | v8::Maybe<int32_t> result = |
| 701 | CompileRun("f()")->Int32Value(isolate1->GetCurrentContext()); |
| 702 | CHECK_EQ(42, result.FromJust()); |
| 703 | CHECK(CompileRun("this.g")->IsUndefined()); |
| 704 | } |
| 705 | isolate1->Dispose(); |
| 706 | |
| 707 | v8::Isolate::CreateParams params2; |
| 708 | params2.snapshot_blob = &data2; |
| 709 | params2.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 710 | v8::Isolate* isolate2 = v8::Isolate::New(params2); |
| 711 | { |
| 712 | v8::Isolate::Scope i_scope(isolate2); |
| 713 | v8::HandleScope h_scope(isolate2); |
| 714 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 715 | delete[] data2.data; // We can dispose of the snapshot blob now. |
| 716 | v8::Context::Scope c_scope(context); |
| 717 | v8::Maybe<int32_t> result = |
| 718 | CompileRun("f()")->Int32Value(isolate2->GetCurrentContext()); |
| 719 | CHECK_EQ(86, result.FromJust()); |
| 720 | result = CompileRun("g()")->Int32Value(isolate2->GetCurrentContext()); |
| 721 | CHECK_EQ(43, result.FromJust()); |
| 722 | } |
| 723 | isolate2->Dispose(); |
| 724 | } |
| 725 | |
| 726 | |
| 727 | static void SerializationFunctionTemplate( |
| 728 | const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 729 | args.GetReturnValue().Set(args[0]); |
| 730 | } |
| 731 | |
| 732 | |
| 733 | TEST(PerIsolateSnapshotBlobsOutdatedContextWithOverflow) { |
| 734 | DisableTurbofan(); |
| 735 | |
| 736 | const char* source1 = |
| 737 | "var o = {};" |
| 738 | "(function() {" |
| 739 | " function f1(x) { return f2(x) instanceof Array; }" |
| 740 | " function f2(x) { return foo.bar(x); }" |
| 741 | " o.a = f2.bind(null);" |
| 742 | " o.b = 1;" |
| 743 | " o.c = 2;" |
| 744 | " o.d = 3;" |
| 745 | " o.e = 4;" |
| 746 | "})();\n"; |
| 747 | |
| 748 | const char* source2 = "o.a(42)"; |
| 749 | |
| 750 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source1); |
| 751 | |
| 752 | v8::Isolate::CreateParams params; |
| 753 | params.snapshot_blob = &data; |
| 754 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 755 | |
| 756 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 757 | { |
| 758 | v8::Isolate::Scope i_scope(isolate); |
| 759 | v8::HandleScope h_scope(isolate); |
| 760 | |
| 761 | v8::Local<v8::ObjectTemplate> global = v8::ObjectTemplate::New(isolate); |
| 762 | v8::Local<v8::ObjectTemplate> property = v8::ObjectTemplate::New(isolate); |
| 763 | v8::Local<v8::FunctionTemplate> function = |
| 764 | v8::FunctionTemplate::New(isolate, SerializationFunctionTemplate); |
| 765 | property->Set(isolate, "bar", function); |
| 766 | global->Set(isolate, "foo", property); |
| 767 | |
| 768 | v8::Local<v8::Context> context = v8::Context::New(isolate, NULL, global); |
| 769 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 770 | v8::Context::Scope c_scope(context); |
| 771 | v8::Local<v8::Value> result = CompileRun(source2); |
| 772 | v8::Maybe<bool> compare = v8_str("42")->Equals( |
| 773 | v8::Isolate::GetCurrent()->GetCurrentContext(), result); |
| 774 | CHECK(compare.FromJust()); |
| 775 | } |
| 776 | isolate->Dispose(); |
| 777 | } |
| 778 | |
| 779 | |
| 780 | TEST(PerIsolateSnapshotBlobsWithLocker) { |
| 781 | DisableTurbofan(); |
| 782 | v8::Isolate::CreateParams create_params; |
| 783 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 784 | v8::Isolate* isolate0 = v8::Isolate::New(create_params); |
| 785 | { |
| 786 | v8::Locker locker(isolate0); |
| 787 | v8::Isolate::Scope i_scope(isolate0); |
| 788 | v8::HandleScope h_scope(isolate0); |
| 789 | v8::Local<v8::Context> context = v8::Context::New(isolate0); |
| 790 | v8::Context::Scope c_scope(context); |
| 791 | v8::Maybe<int32_t> result = |
| 792 | CompileRun("Math.cos(0)")->Int32Value(isolate0->GetCurrentContext()); |
| 793 | CHECK_EQ(1, result.FromJust()); |
| 794 | } |
| 795 | isolate0->Dispose(); |
| 796 | |
| 797 | const char* source1 = "function f() { return 42; }"; |
| 798 | |
| 799 | v8::StartupData data1 = v8::V8::CreateSnapshotDataBlob(source1); |
| 800 | |
| 801 | v8::Isolate::CreateParams params1; |
| 802 | params1.snapshot_blob = &data1; |
| 803 | params1.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 804 | v8::Isolate* isolate1 = v8::Isolate::New(params1); |
| 805 | { |
| 806 | v8::Locker locker(isolate1); |
| 807 | v8::Isolate::Scope i_scope(isolate1); |
| 808 | v8::HandleScope h_scope(isolate1); |
| 809 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 810 | delete[] data1.data; // We can dispose of the snapshot blob now. |
| 811 | v8::Context::Scope c_scope(context); |
| 812 | v8::Maybe<int32_t> result = CompileRun("f()")->Int32Value(context); |
| 813 | CHECK_EQ(42, result.FromJust()); |
| 814 | } |
| 815 | isolate1->Dispose(); |
| 816 | } |
| 817 | |
| 818 | |
| 819 | TEST(SnapshotBlobsStackOverflow) { |
| 820 | DisableTurbofan(); |
| 821 | const char* source = |
| 822 | "var a = [0];" |
| 823 | "var b = a;" |
| 824 | "for (var i = 0; i < 10000; i++) {" |
| 825 | " var c = [i];" |
| 826 | " b.push(c);" |
| 827 | " b.push(c);" |
| 828 | " b = c;" |
| 829 | "}"; |
| 830 | |
| 831 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source); |
| 832 | |
| 833 | v8::Isolate::CreateParams params; |
| 834 | params.snapshot_blob = &data; |
| 835 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 836 | |
| 837 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 838 | { |
| 839 | v8::Isolate::Scope i_scope(isolate); |
| 840 | v8::HandleScope h_scope(isolate); |
| 841 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 842 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 843 | v8::Context::Scope c_scope(context); |
| 844 | const char* test = |
| 845 | "var sum = 0;" |
| 846 | "while (a) {" |
| 847 | " sum += a[0];" |
| 848 | " a = a[1];" |
| 849 | "}" |
| 850 | "sum"; |
| 851 | v8::Maybe<int32_t> result = |
| 852 | CompileRun(test)->Int32Value(isolate->GetCurrentContext()); |
| 853 | CHECK_EQ(9999 * 5000, result.FromJust()); |
| 854 | } |
| 855 | isolate->Dispose(); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 856 | } |
| 857 | |
| 858 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 859 | TEST(TestThatAlwaysSucceeds) { |
| 860 | } |
| 861 | |
| 862 | |
| 863 | TEST(TestThatAlwaysFails) { |
| 864 | bool ArtificialFailure = false; |
| 865 | CHECK(ArtificialFailure); |
| 866 | } |
| 867 | |
| 868 | |
| 869 | DEPENDENT_TEST(DependentTestThatAlwaysFails, TestThatAlwaysSucceeds) { |
| 870 | bool ArtificialFailure2 = false; |
| 871 | CHECK(ArtificialFailure2); |
| 872 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 873 | |
| 874 | |
| 875 | int CountBuiltins() { |
| 876 | // Check that we have not deserialized any additional builtin. |
| 877 | HeapIterator iterator(CcTest::heap()); |
| 878 | DisallowHeapAllocation no_allocation; |
| 879 | int counter = 0; |
| 880 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
| 881 | if (obj->IsCode() && Code::cast(obj)->kind() == Code::BUILTIN) counter++; |
| 882 | } |
| 883 | return counter; |
| 884 | } |
| 885 | |
| 886 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 887 | static Handle<SharedFunctionInfo> CompileScript( |
| 888 | Isolate* isolate, Handle<String> source, Handle<String> name, |
| 889 | ScriptData** cached_data, v8::ScriptCompiler::CompileOptions options) { |
| 890 | return Compiler::CompileScript( |
| 891 | source, name, 0, 0, v8::ScriptOriginOptions(), Handle<Object>(), |
| 892 | Handle<Context>(isolate->native_context()), NULL, cached_data, options, |
| 893 | NOT_NATIVES_CODE, false); |
| 894 | } |
| 895 | |
| 896 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 897 | TEST(SerializeToplevelOnePlusOne) { |
| 898 | FLAG_serialize_toplevel = true; |
| 899 | LocalContext context; |
| 900 | Isolate* isolate = CcTest::i_isolate(); |
| 901 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 902 | |
| 903 | v8::HandleScope scope(CcTest::isolate()); |
| 904 | |
| 905 | const char* source = "1 + 1"; |
| 906 | |
| 907 | Handle<String> orig_source = isolate->factory() |
| 908 | ->NewStringFromUtf8(CStrVector(source)) |
| 909 | .ToHandleChecked(); |
| 910 | Handle<String> copy_source = isolate->factory() |
| 911 | ->NewStringFromUtf8(CStrVector(source)) |
| 912 | .ToHandleChecked(); |
| 913 | CHECK(!orig_source.is_identical_to(copy_source)); |
| 914 | CHECK(orig_source->Equals(*copy_source)); |
| 915 | |
| 916 | ScriptData* cache = NULL; |
| 917 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 918 | Handle<SharedFunctionInfo> orig = |
| 919 | CompileScript(isolate, orig_source, Handle<String>(), &cache, |
| 920 | v8::ScriptCompiler::kProduceCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 921 | |
| 922 | int builtins_count = CountBuiltins(); |
| 923 | |
| 924 | Handle<SharedFunctionInfo> copy; |
| 925 | { |
| 926 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 927 | copy = CompileScript(isolate, copy_source, Handle<String>(), &cache, |
| 928 | v8::ScriptCompiler::kConsumeCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 929 | } |
| 930 | |
| 931 | CHECK_NE(*orig, *copy); |
| 932 | CHECK(Script::cast(copy->script())->source() == *copy_source); |
| 933 | |
| 934 | Handle<JSFunction> copy_fun = |
| 935 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 936 | copy, isolate->native_context()); |
| 937 | Handle<JSObject> global(isolate->context()->global_object()); |
| 938 | Handle<Object> copy_result = |
| 939 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 940 | CHECK_EQ(2, Handle<Smi>::cast(copy_result)->value()); |
| 941 | |
| 942 | CHECK_EQ(builtins_count, CountBuiltins()); |
| 943 | |
| 944 | delete cache; |
| 945 | } |
| 946 | |
| 947 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 948 | TEST(CodeCachePromotedToCompilationCache) { |
| 949 | FLAG_serialize_toplevel = true; |
| 950 | LocalContext context; |
| 951 | Isolate* isolate = CcTest::i_isolate(); |
| 952 | |
| 953 | v8::HandleScope scope(CcTest::isolate()); |
| 954 | |
| 955 | const char* source = "1 + 1"; |
| 956 | |
| 957 | Handle<String> src = isolate->factory() |
| 958 | ->NewStringFromUtf8(CStrVector(source)) |
| 959 | .ToHandleChecked(); |
| 960 | ScriptData* cache = NULL; |
| 961 | |
| 962 | CompileScript(isolate, src, src, &cache, |
| 963 | v8::ScriptCompiler::kProduceCodeCache); |
| 964 | |
| 965 | DisallowCompilation no_compile_expected(isolate); |
| 966 | Handle<SharedFunctionInfo> copy = CompileScript( |
| 967 | isolate, src, src, &cache, v8::ScriptCompiler::kConsumeCodeCache); |
| 968 | |
| 969 | CHECK(isolate->compilation_cache() |
| 970 | ->LookupScript(src, src, 0, 0, v8::ScriptOriginOptions(), |
| 971 | isolate->native_context(), SLOPPY) |
| 972 | .ToHandleChecked() |
| 973 | .is_identical_to(copy)); |
| 974 | |
| 975 | delete cache; |
| 976 | } |
| 977 | |
| 978 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 979 | TEST(SerializeToplevelInternalizedString) { |
| 980 | FLAG_serialize_toplevel = true; |
| 981 | LocalContext context; |
| 982 | Isolate* isolate = CcTest::i_isolate(); |
| 983 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 984 | |
| 985 | v8::HandleScope scope(CcTest::isolate()); |
| 986 | |
| 987 | const char* source = "'string1'"; |
| 988 | |
| 989 | Handle<String> orig_source = isolate->factory() |
| 990 | ->NewStringFromUtf8(CStrVector(source)) |
| 991 | .ToHandleChecked(); |
| 992 | Handle<String> copy_source = isolate->factory() |
| 993 | ->NewStringFromUtf8(CStrVector(source)) |
| 994 | .ToHandleChecked(); |
| 995 | CHECK(!orig_source.is_identical_to(copy_source)); |
| 996 | CHECK(orig_source->Equals(*copy_source)); |
| 997 | |
| 998 | Handle<JSObject> global(isolate->context()->global_object()); |
| 999 | ScriptData* cache = NULL; |
| 1000 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1001 | Handle<SharedFunctionInfo> orig = |
| 1002 | CompileScript(isolate, orig_source, Handle<String>(), &cache, |
| 1003 | v8::ScriptCompiler::kProduceCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1004 | Handle<JSFunction> orig_fun = |
| 1005 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1006 | orig, isolate->native_context()); |
| 1007 | Handle<Object> orig_result = |
| 1008 | Execution::Call(isolate, orig_fun, global, 0, NULL).ToHandleChecked(); |
| 1009 | CHECK(orig_result->IsInternalizedString()); |
| 1010 | |
| 1011 | int builtins_count = CountBuiltins(); |
| 1012 | |
| 1013 | Handle<SharedFunctionInfo> copy; |
| 1014 | { |
| 1015 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1016 | copy = CompileScript(isolate, copy_source, Handle<String>(), &cache, |
| 1017 | v8::ScriptCompiler::kConsumeCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1018 | } |
| 1019 | CHECK_NE(*orig, *copy); |
| 1020 | CHECK(Script::cast(copy->script())->source() == *copy_source); |
| 1021 | |
| 1022 | Handle<JSFunction> copy_fun = |
| 1023 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1024 | copy, isolate->native_context()); |
| 1025 | CHECK_NE(*orig_fun, *copy_fun); |
| 1026 | Handle<Object> copy_result = |
| 1027 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1028 | CHECK(orig_result.is_identical_to(copy_result)); |
| 1029 | Handle<String> expected = |
| 1030 | isolate->factory()->NewStringFromAsciiChecked("string1"); |
| 1031 | |
| 1032 | CHECK(Handle<String>::cast(copy_result)->Equals(*expected)); |
| 1033 | CHECK_EQ(builtins_count, CountBuiltins()); |
| 1034 | |
| 1035 | delete cache; |
| 1036 | } |
| 1037 | |
| 1038 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1039 | TEST(SerializeToplevelLargeCodeObject) { |
| 1040 | FLAG_serialize_toplevel = true; |
| 1041 | LocalContext context; |
| 1042 | Isolate* isolate = CcTest::i_isolate(); |
| 1043 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1044 | |
| 1045 | v8::HandleScope scope(CcTest::isolate()); |
| 1046 | |
| 1047 | Vector<const uint8_t> source = |
| 1048 | ConstructSource(STATIC_CHAR_VECTOR("var j=1; try { if (j) throw 1;"), |
| 1049 | STATIC_CHAR_VECTOR("for(var i=0;i<1;i++)j++;"), |
| 1050 | STATIC_CHAR_VECTOR("} catch (e) { j=7; } j"), 10000); |
| 1051 | Handle<String> source_str = |
| 1052 | isolate->factory()->NewStringFromOneByte(source).ToHandleChecked(); |
| 1053 | |
| 1054 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1055 | ScriptData* cache = NULL; |
| 1056 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1057 | Handle<SharedFunctionInfo> orig = |
| 1058 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1059 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1060 | |
| 1061 | CHECK(isolate->heap()->InSpace(orig->code(), LO_SPACE)); |
| 1062 | |
| 1063 | Handle<SharedFunctionInfo> copy; |
| 1064 | { |
| 1065 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1066 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1067 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1068 | } |
| 1069 | CHECK_NE(*orig, *copy); |
| 1070 | |
| 1071 | Handle<JSFunction> copy_fun = |
| 1072 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1073 | copy, isolate->native_context()); |
| 1074 | |
| 1075 | Handle<Object> copy_result = |
| 1076 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1077 | |
| 1078 | int result_int; |
| 1079 | CHECK(copy_result->ToInt32(&result_int)); |
| 1080 | CHECK_EQ(7, result_int); |
| 1081 | |
| 1082 | delete cache; |
| 1083 | source.Dispose(); |
| 1084 | } |
| 1085 | |
| 1086 | |
| 1087 | TEST(SerializeToplevelLargeStrings) { |
| 1088 | FLAG_serialize_toplevel = true; |
| 1089 | LocalContext context; |
| 1090 | Isolate* isolate = CcTest::i_isolate(); |
| 1091 | Factory* f = isolate->factory(); |
| 1092 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1093 | |
| 1094 | v8::HandleScope scope(CcTest::isolate()); |
| 1095 | |
| 1096 | Vector<const uint8_t> source_s = ConstructSource( |
| 1097 | STATIC_CHAR_VECTOR("var s = \""), STATIC_CHAR_VECTOR("abcdef"), |
| 1098 | STATIC_CHAR_VECTOR("\";"), 1000000); |
| 1099 | Vector<const uint8_t> source_t = ConstructSource( |
| 1100 | STATIC_CHAR_VECTOR("var t = \""), STATIC_CHAR_VECTOR("uvwxyz"), |
| 1101 | STATIC_CHAR_VECTOR("\"; s + t"), 999999); |
| 1102 | Handle<String> source_str = |
| 1103 | f->NewConsString(f->NewStringFromOneByte(source_s).ToHandleChecked(), |
| 1104 | f->NewStringFromOneByte(source_t).ToHandleChecked()) |
| 1105 | .ToHandleChecked(); |
| 1106 | |
| 1107 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1108 | ScriptData* cache = NULL; |
| 1109 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1110 | Handle<SharedFunctionInfo> orig = |
| 1111 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1112 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1113 | |
| 1114 | Handle<SharedFunctionInfo> copy; |
| 1115 | { |
| 1116 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1117 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1118 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1119 | } |
| 1120 | CHECK_NE(*orig, *copy); |
| 1121 | |
| 1122 | Handle<JSFunction> copy_fun = |
| 1123 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1124 | copy, isolate->native_context()); |
| 1125 | |
| 1126 | Handle<Object> copy_result = |
| 1127 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1128 | |
| 1129 | CHECK_EQ(6 * 1999999, Handle<String>::cast(copy_result)->length()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1130 | Handle<Object> property = JSReceiver::GetDataProperty( |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1131 | isolate->global_object(), f->NewStringFromAsciiChecked("s")); |
| 1132 | CHECK(isolate->heap()->InSpace(HeapObject::cast(*property), LO_SPACE)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1133 | property = JSReceiver::GetDataProperty(isolate->global_object(), |
| 1134 | f->NewStringFromAsciiChecked("t")); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1135 | CHECK(isolate->heap()->InSpace(HeapObject::cast(*property), LO_SPACE)); |
| 1136 | // Make sure we do not serialize too much, e.g. include the source string. |
| 1137 | CHECK_LT(cache->length(), 13000000); |
| 1138 | |
| 1139 | delete cache; |
| 1140 | source_s.Dispose(); |
| 1141 | source_t.Dispose(); |
| 1142 | } |
| 1143 | |
| 1144 | |
| 1145 | TEST(SerializeToplevelThreeBigStrings) { |
| 1146 | FLAG_serialize_toplevel = true; |
| 1147 | LocalContext context; |
| 1148 | Isolate* isolate = CcTest::i_isolate(); |
| 1149 | Factory* f = isolate->factory(); |
| 1150 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1151 | |
| 1152 | v8::HandleScope scope(CcTest::isolate()); |
| 1153 | |
| 1154 | Vector<const uint8_t> source_a = |
| 1155 | ConstructSource(STATIC_CHAR_VECTOR("var a = \""), STATIC_CHAR_VECTOR("a"), |
| 1156 | STATIC_CHAR_VECTOR("\";"), 700000); |
| 1157 | Handle<String> source_a_str = |
| 1158 | f->NewStringFromOneByte(source_a).ToHandleChecked(); |
| 1159 | |
| 1160 | Vector<const uint8_t> source_b = |
| 1161 | ConstructSource(STATIC_CHAR_VECTOR("var b = \""), STATIC_CHAR_VECTOR("b"), |
| 1162 | STATIC_CHAR_VECTOR("\";"), 600000); |
| 1163 | Handle<String> source_b_str = |
| 1164 | f->NewStringFromOneByte(source_b).ToHandleChecked(); |
| 1165 | |
| 1166 | Vector<const uint8_t> source_c = |
| 1167 | ConstructSource(STATIC_CHAR_VECTOR("var c = \""), STATIC_CHAR_VECTOR("c"), |
| 1168 | STATIC_CHAR_VECTOR("\";"), 500000); |
| 1169 | Handle<String> source_c_str = |
| 1170 | f->NewStringFromOneByte(source_c).ToHandleChecked(); |
| 1171 | |
| 1172 | Handle<String> source_str = |
| 1173 | f->NewConsString( |
| 1174 | f->NewConsString(source_a_str, source_b_str).ToHandleChecked(), |
| 1175 | source_c_str).ToHandleChecked(); |
| 1176 | |
| 1177 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1178 | ScriptData* cache = NULL; |
| 1179 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1180 | Handle<SharedFunctionInfo> orig = |
| 1181 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1182 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1183 | |
| 1184 | Handle<SharedFunctionInfo> copy; |
| 1185 | { |
| 1186 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1187 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1188 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1189 | } |
| 1190 | CHECK_NE(*orig, *copy); |
| 1191 | |
| 1192 | Handle<JSFunction> copy_fun = |
| 1193 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1194 | copy, isolate->native_context()); |
| 1195 | |
| 1196 | USE(Execution::Call(isolate, copy_fun, global, 0, NULL)); |
| 1197 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1198 | v8::Maybe<int32_t> result = |
| 1199 | CompileRun("(a + b).length") |
| 1200 | ->Int32Value(v8::Isolate::GetCurrent()->GetCurrentContext()); |
| 1201 | CHECK_EQ(600000 + 700000, result.FromJust()); |
| 1202 | result = CompileRun("(b + c).length") |
| 1203 | ->Int32Value(v8::Isolate::GetCurrent()->GetCurrentContext()); |
| 1204 | CHECK_EQ(500000 + 600000, result.FromJust()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1205 | Heap* heap = isolate->heap(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1206 | v8::Local<v8::String> result_str = |
| 1207 | CompileRun("a") |
| 1208 | ->ToString(CcTest::isolate()->GetCurrentContext()) |
| 1209 | .ToLocalChecked(); |
| 1210 | CHECK(heap->InSpace(*v8::Utils::OpenHandle(*result_str), LO_SPACE)); |
| 1211 | result_str = CompileRun("b") |
| 1212 | ->ToString(CcTest::isolate()->GetCurrentContext()) |
| 1213 | .ToLocalChecked(); |
| 1214 | CHECK(heap->InSpace(*v8::Utils::OpenHandle(*result_str), OLD_SPACE)); |
| 1215 | result_str = CompileRun("c") |
| 1216 | ->ToString(CcTest::isolate()->GetCurrentContext()) |
| 1217 | .ToLocalChecked(); |
| 1218 | CHECK(heap->InSpace(*v8::Utils::OpenHandle(*result_str), OLD_SPACE)); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1219 | |
| 1220 | delete cache; |
| 1221 | source_a.Dispose(); |
| 1222 | source_b.Dispose(); |
| 1223 | source_c.Dispose(); |
| 1224 | } |
| 1225 | |
| 1226 | |
| 1227 | class SerializerOneByteResource |
| 1228 | : public v8::String::ExternalOneByteStringResource { |
| 1229 | public: |
| 1230 | SerializerOneByteResource(const char* data, size_t length) |
| 1231 | : data_(data), length_(length) {} |
| 1232 | virtual const char* data() const { return data_; } |
| 1233 | virtual size_t length() const { return length_; } |
| 1234 | |
| 1235 | private: |
| 1236 | const char* data_; |
| 1237 | size_t length_; |
| 1238 | }; |
| 1239 | |
| 1240 | |
| 1241 | class SerializerTwoByteResource : public v8::String::ExternalStringResource { |
| 1242 | public: |
| 1243 | SerializerTwoByteResource(const char* data, size_t length) |
| 1244 | : data_(AsciiToTwoByteString(data)), length_(length) {} |
| 1245 | ~SerializerTwoByteResource() { DeleteArray<const uint16_t>(data_); } |
| 1246 | |
| 1247 | virtual const uint16_t* data() const { return data_; } |
| 1248 | virtual size_t length() const { return length_; } |
| 1249 | |
| 1250 | private: |
| 1251 | const uint16_t* data_; |
| 1252 | size_t length_; |
| 1253 | }; |
| 1254 | |
| 1255 | |
| 1256 | TEST(SerializeToplevelExternalString) { |
| 1257 | FLAG_serialize_toplevel = true; |
| 1258 | LocalContext context; |
| 1259 | Isolate* isolate = CcTest::i_isolate(); |
| 1260 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1261 | |
| 1262 | v8::HandleScope scope(CcTest::isolate()); |
| 1263 | |
| 1264 | // Obtain external internalized one-byte string. |
| 1265 | SerializerOneByteResource one_byte_resource("one_byte", 8); |
| 1266 | Handle<String> one_byte_string = |
| 1267 | isolate->factory()->NewStringFromAsciiChecked("one_byte"); |
| 1268 | one_byte_string = isolate->factory()->InternalizeString(one_byte_string); |
| 1269 | one_byte_string->MakeExternal(&one_byte_resource); |
| 1270 | CHECK(one_byte_string->IsExternalOneByteString()); |
| 1271 | CHECK(one_byte_string->IsInternalizedString()); |
| 1272 | |
| 1273 | // Obtain external internalized two-byte string. |
| 1274 | SerializerTwoByteResource two_byte_resource("two_byte", 8); |
| 1275 | Handle<String> two_byte_string = |
| 1276 | isolate->factory()->NewStringFromAsciiChecked("two_byte"); |
| 1277 | two_byte_string = isolate->factory()->InternalizeString(two_byte_string); |
| 1278 | two_byte_string->MakeExternal(&two_byte_resource); |
| 1279 | CHECK(two_byte_string->IsExternalTwoByteString()); |
| 1280 | CHECK(two_byte_string->IsInternalizedString()); |
| 1281 | |
| 1282 | const char* source = |
| 1283 | "var o = {} \n" |
| 1284 | "o.one_byte = 7; \n" |
| 1285 | "o.two_byte = 8; \n" |
| 1286 | "o.one_byte + o.two_byte; \n"; |
| 1287 | Handle<String> source_string = isolate->factory() |
| 1288 | ->NewStringFromUtf8(CStrVector(source)) |
| 1289 | .ToHandleChecked(); |
| 1290 | |
| 1291 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1292 | ScriptData* cache = NULL; |
| 1293 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1294 | Handle<SharedFunctionInfo> orig = |
| 1295 | CompileScript(isolate, source_string, Handle<String>(), &cache, |
| 1296 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1297 | |
| 1298 | Handle<SharedFunctionInfo> copy; |
| 1299 | { |
| 1300 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1301 | copy = CompileScript(isolate, source_string, Handle<String>(), &cache, |
| 1302 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1303 | } |
| 1304 | CHECK_NE(*orig, *copy); |
| 1305 | |
| 1306 | Handle<JSFunction> copy_fun = |
| 1307 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1308 | copy, isolate->native_context()); |
| 1309 | |
| 1310 | Handle<Object> copy_result = |
| 1311 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1312 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1313 | CHECK_EQ(15.0, copy_result->Number()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1314 | |
| 1315 | delete cache; |
| 1316 | } |
| 1317 | |
| 1318 | |
| 1319 | TEST(SerializeToplevelLargeExternalString) { |
| 1320 | FLAG_serialize_toplevel = true; |
| 1321 | LocalContext context; |
| 1322 | Isolate* isolate = CcTest::i_isolate(); |
| 1323 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1324 | |
| 1325 | Factory* f = isolate->factory(); |
| 1326 | |
| 1327 | v8::HandleScope scope(CcTest::isolate()); |
| 1328 | |
| 1329 | // Create a huge external internalized string to use as variable name. |
| 1330 | Vector<const uint8_t> string = |
| 1331 | ConstructSource(STATIC_CHAR_VECTOR(""), STATIC_CHAR_VECTOR("abcdef"), |
| 1332 | STATIC_CHAR_VECTOR(""), 999999); |
| 1333 | Handle<String> name = f->NewStringFromOneByte(string).ToHandleChecked(); |
| 1334 | SerializerOneByteResource one_byte_resource( |
| 1335 | reinterpret_cast<const char*>(string.start()), string.length()); |
| 1336 | name = f->InternalizeString(name); |
| 1337 | name->MakeExternal(&one_byte_resource); |
| 1338 | CHECK(name->IsExternalOneByteString()); |
| 1339 | CHECK(name->IsInternalizedString()); |
| 1340 | CHECK(isolate->heap()->InSpace(*name, LO_SPACE)); |
| 1341 | |
| 1342 | // Create the source, which is "var <literal> = 42; <literal>". |
| 1343 | Handle<String> source_str = |
| 1344 | f->NewConsString( |
| 1345 | f->NewConsString(f->NewStringFromAsciiChecked("var "), name) |
| 1346 | .ToHandleChecked(), |
| 1347 | f->NewConsString(f->NewStringFromAsciiChecked(" = 42; "), name) |
| 1348 | .ToHandleChecked()).ToHandleChecked(); |
| 1349 | |
| 1350 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1351 | ScriptData* cache = NULL; |
| 1352 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1353 | Handle<SharedFunctionInfo> orig = |
| 1354 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1355 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1356 | |
| 1357 | Handle<SharedFunctionInfo> copy; |
| 1358 | { |
| 1359 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1360 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1361 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1362 | } |
| 1363 | CHECK_NE(*orig, *copy); |
| 1364 | |
| 1365 | Handle<JSFunction> copy_fun = |
| 1366 | f->NewFunctionFromSharedFunctionInfo(copy, isolate->native_context()); |
| 1367 | |
| 1368 | Handle<Object> copy_result = |
| 1369 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1370 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1371 | CHECK_EQ(42.0, copy_result->Number()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1372 | |
| 1373 | delete cache; |
| 1374 | string.Dispose(); |
| 1375 | } |
| 1376 | |
| 1377 | |
| 1378 | TEST(SerializeToplevelExternalScriptName) { |
| 1379 | FLAG_serialize_toplevel = true; |
| 1380 | LocalContext context; |
| 1381 | Isolate* isolate = CcTest::i_isolate(); |
| 1382 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1383 | |
| 1384 | Factory* f = isolate->factory(); |
| 1385 | |
| 1386 | v8::HandleScope scope(CcTest::isolate()); |
| 1387 | |
| 1388 | const char* source = |
| 1389 | "var a = [1, 2, 3, 4];" |
| 1390 | "a.reduce(function(x, y) { return x + y }, 0)"; |
| 1391 | |
| 1392 | Handle<String> source_string = |
| 1393 | f->NewStringFromUtf8(CStrVector(source)).ToHandleChecked(); |
| 1394 | |
| 1395 | const SerializerOneByteResource one_byte_resource("one_byte", 8); |
| 1396 | Handle<String> name = |
| 1397 | f->NewExternalStringFromOneByte(&one_byte_resource).ToHandleChecked(); |
| 1398 | CHECK(name->IsExternalOneByteString()); |
| 1399 | CHECK(!name->IsInternalizedString()); |
| 1400 | |
| 1401 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1402 | ScriptData* cache = NULL; |
| 1403 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1404 | Handle<SharedFunctionInfo> orig = |
| 1405 | CompileScript(isolate, source_string, name, &cache, |
| 1406 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1407 | |
| 1408 | Handle<SharedFunctionInfo> copy; |
| 1409 | { |
| 1410 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1411 | copy = CompileScript(isolate, source_string, name, &cache, |
| 1412 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1413 | } |
| 1414 | CHECK_NE(*orig, *copy); |
| 1415 | |
| 1416 | Handle<JSFunction> copy_fun = |
| 1417 | f->NewFunctionFromSharedFunctionInfo(copy, isolate->native_context()); |
| 1418 | |
| 1419 | Handle<Object> copy_result = |
| 1420 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1421 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1422 | CHECK_EQ(10.0, copy_result->Number()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1423 | |
| 1424 | delete cache; |
| 1425 | } |
| 1426 | |
| 1427 | |
| 1428 | static bool toplevel_test_code_event_found = false; |
| 1429 | |
| 1430 | |
| 1431 | static void SerializerCodeEventListener(const v8::JitCodeEvent* event) { |
| 1432 | if (event->type == v8::JitCodeEvent::CODE_ADDED && |
| 1433 | memcmp(event->name.str, "Script:~test", 12) == 0) { |
| 1434 | toplevel_test_code_event_found = true; |
| 1435 | } |
| 1436 | } |
| 1437 | |
| 1438 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1439 | v8::ScriptCompiler::CachedData* ProduceCache(const char* source) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1440 | v8::ScriptCompiler::CachedData* cache; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1441 | v8::Isolate::CreateParams create_params; |
| 1442 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1443 | v8::Isolate* isolate1 = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1444 | { |
| 1445 | v8::Isolate::Scope iscope(isolate1); |
| 1446 | v8::HandleScope scope(isolate1); |
| 1447 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 1448 | v8::Context::Scope context_scope(context); |
| 1449 | |
| 1450 | v8::Local<v8::String> source_str = v8_str(source); |
| 1451 | v8::ScriptOrigin origin(v8_str("test")); |
| 1452 | v8::ScriptCompiler::Source source(source_str, origin); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1453 | v8::Local<v8::UnboundScript> script = |
| 1454 | v8::ScriptCompiler::CompileUnboundScript( |
| 1455 | isolate1, &source, v8::ScriptCompiler::kProduceCodeCache) |
| 1456 | .ToLocalChecked(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1457 | const v8::ScriptCompiler::CachedData* data = source.GetCachedData(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1458 | CHECK(data); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1459 | // Persist cached data. |
| 1460 | uint8_t* buffer = NewArray<uint8_t>(data->length); |
| 1461 | MemCopy(buffer, data->data, data->length); |
| 1462 | cache = new v8::ScriptCompiler::CachedData( |
| 1463 | buffer, data->length, v8::ScriptCompiler::CachedData::BufferOwned); |
| 1464 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1465 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1466 | ->Run(isolate1->GetCurrentContext()) |
| 1467 | .ToLocalChecked(); |
| 1468 | v8::Local<v8::String> result_string = |
| 1469 | result->ToString(isolate1->GetCurrentContext()).ToLocalChecked(); |
| 1470 | CHECK(result_string->Equals(isolate1->GetCurrentContext(), v8_str("abcdef")) |
| 1471 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1472 | } |
| 1473 | isolate1->Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1474 | return cache; |
| 1475 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1476 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1477 | |
| 1478 | TEST(SerializeToplevelIsolates) { |
| 1479 | FLAG_serialize_toplevel = true; |
| 1480 | |
| 1481 | const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
| 1482 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
| 1483 | |
| 1484 | v8::Isolate::CreateParams create_params; |
| 1485 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1486 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1487 | isolate2->SetJitCodeEventHandler(v8::kJitCodeEventDefault, |
| 1488 | SerializerCodeEventListener); |
| 1489 | toplevel_test_code_event_found = false; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1490 | { |
| 1491 | v8::Isolate::Scope iscope(isolate2); |
| 1492 | v8::HandleScope scope(isolate2); |
| 1493 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1494 | v8::Context::Scope context_scope(context); |
| 1495 | |
| 1496 | v8::Local<v8::String> source_str = v8_str(source); |
| 1497 | v8::ScriptOrigin origin(v8_str("test")); |
| 1498 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1499 | v8::Local<v8::UnboundScript> script; |
| 1500 | { |
| 1501 | DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1502 | script = v8::ScriptCompiler::CompileUnboundScript( |
| 1503 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1504 | .ToLocalChecked(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1505 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1506 | CHECK(!cache->rejected); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1507 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1508 | ->Run(isolate2->GetCurrentContext()) |
| 1509 | .ToLocalChecked(); |
| 1510 | CHECK(result->ToString(isolate2->GetCurrentContext()) |
| 1511 | .ToLocalChecked() |
| 1512 | ->Equals(isolate2->GetCurrentContext(), v8_str("abcdef")) |
| 1513 | .FromJust()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1514 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1515 | CHECK(toplevel_test_code_event_found); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1516 | isolate2->Dispose(); |
| 1517 | } |
| 1518 | |
| 1519 | |
| 1520 | TEST(SerializeToplevelFlagChange) { |
| 1521 | FLAG_serialize_toplevel = true; |
| 1522 | |
| 1523 | const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1524 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1525 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1526 | v8::Isolate::CreateParams create_params; |
| 1527 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1528 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1529 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1530 | FLAG_allow_natives_syntax = true; // Flag change should trigger cache reject. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1531 | FlagList::EnforceFlagImplications(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1532 | { |
| 1533 | v8::Isolate::Scope iscope(isolate2); |
| 1534 | v8::HandleScope scope(isolate2); |
| 1535 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1536 | v8::Context::Scope context_scope(context); |
| 1537 | |
| 1538 | v8::Local<v8::String> source_str = v8_str(source); |
| 1539 | v8::ScriptOrigin origin(v8_str("test")); |
| 1540 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1541 | v8::ScriptCompiler::CompileUnboundScript( |
| 1542 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1543 | .ToLocalChecked(); |
| 1544 | CHECK(cache->rejected); |
| 1545 | } |
| 1546 | isolate2->Dispose(); |
| 1547 | } |
| 1548 | |
| 1549 | |
| 1550 | TEST(SerializeToplevelBitFlip) { |
| 1551 | FLAG_serialize_toplevel = true; |
| 1552 | |
| 1553 | const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
| 1554 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
| 1555 | |
| 1556 | // Random bit flip. |
| 1557 | const_cast<uint8_t*>(cache->data)[337] ^= 0x40; |
| 1558 | |
| 1559 | v8::Isolate::CreateParams create_params; |
| 1560 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1561 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
| 1562 | { |
| 1563 | v8::Isolate::Scope iscope(isolate2); |
| 1564 | v8::HandleScope scope(isolate2); |
| 1565 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1566 | v8::Context::Scope context_scope(context); |
| 1567 | |
| 1568 | v8::Local<v8::String> source_str = v8_str(source); |
| 1569 | v8::ScriptOrigin origin(v8_str("test")); |
| 1570 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1571 | v8::ScriptCompiler::CompileUnboundScript( |
| 1572 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1573 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1574 | CHECK(cache->rejected); |
| 1575 | } |
| 1576 | isolate2->Dispose(); |
| 1577 | } |
| 1578 | |
| 1579 | |
| 1580 | TEST(SerializeWithHarmonyScoping) { |
| 1581 | FLAG_serialize_toplevel = true; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1582 | |
| 1583 | const char* source1 = "'use strict'; let x = 'X'"; |
| 1584 | const char* source2 = "'use strict'; let y = 'Y'"; |
| 1585 | const char* source3 = "'use strict'; x + y"; |
| 1586 | |
| 1587 | v8::ScriptCompiler::CachedData* cache; |
| 1588 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1589 | v8::Isolate::CreateParams create_params; |
| 1590 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1591 | v8::Isolate* isolate1 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1592 | { |
| 1593 | v8::Isolate::Scope iscope(isolate1); |
| 1594 | v8::HandleScope scope(isolate1); |
| 1595 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 1596 | v8::Context::Scope context_scope(context); |
| 1597 | |
| 1598 | CompileRun(source1); |
| 1599 | CompileRun(source2); |
| 1600 | |
| 1601 | v8::Local<v8::String> source_str = v8_str(source3); |
| 1602 | v8::ScriptOrigin origin(v8_str("test")); |
| 1603 | v8::ScriptCompiler::Source source(source_str, origin); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1604 | v8::Local<v8::UnboundScript> script = |
| 1605 | v8::ScriptCompiler::CompileUnboundScript( |
| 1606 | isolate1, &source, v8::ScriptCompiler::kProduceCodeCache) |
| 1607 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1608 | const v8::ScriptCompiler::CachedData* data = source.GetCachedData(); |
| 1609 | CHECK(data); |
| 1610 | // Persist cached data. |
| 1611 | uint8_t* buffer = NewArray<uint8_t>(data->length); |
| 1612 | MemCopy(buffer, data->data, data->length); |
| 1613 | cache = new v8::ScriptCompiler::CachedData( |
| 1614 | buffer, data->length, v8::ScriptCompiler::CachedData::BufferOwned); |
| 1615 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1616 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1617 | ->Run(isolate1->GetCurrentContext()) |
| 1618 | .ToLocalChecked(); |
| 1619 | v8::Local<v8::String> result_str = |
| 1620 | result->ToString(isolate1->GetCurrentContext()).ToLocalChecked(); |
| 1621 | CHECK(result_str->Equals(isolate1->GetCurrentContext(), v8_str("XY")) |
| 1622 | .FromJust()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1623 | } |
| 1624 | isolate1->Dispose(); |
| 1625 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1626 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1627 | { |
| 1628 | v8::Isolate::Scope iscope(isolate2); |
| 1629 | v8::HandleScope scope(isolate2); |
| 1630 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1631 | v8::Context::Scope context_scope(context); |
| 1632 | |
| 1633 | // Reverse order of prior running scripts. |
| 1634 | CompileRun(source2); |
| 1635 | CompileRun(source1); |
| 1636 | |
| 1637 | v8::Local<v8::String> source_str = v8_str(source3); |
| 1638 | v8::ScriptOrigin origin(v8_str("test")); |
| 1639 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1640 | v8::Local<v8::UnboundScript> script; |
| 1641 | { |
| 1642 | DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1643 | script = v8::ScriptCompiler::CompileUnboundScript( |
| 1644 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1645 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1646 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1647 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1648 | ->Run(isolate2->GetCurrentContext()) |
| 1649 | .ToLocalChecked(); |
| 1650 | v8::Local<v8::String> result_str = |
| 1651 | result->ToString(isolate2->GetCurrentContext()).ToLocalChecked(); |
| 1652 | CHECK(result_str->Equals(isolate2->GetCurrentContext(), v8_str("XY")) |
| 1653 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1654 | } |
| 1655 | isolate2->Dispose(); |
| 1656 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1657 | |
| 1658 | |
| 1659 | TEST(SerializeInternalReference) { |
| 1660 | #if V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_ARM64 |
| 1661 | return; |
| 1662 | #endif |
| 1663 | // Disable experimental natives that are loaded after deserialization. |
| 1664 | FLAG_function_context_specialization = false; |
| 1665 | FLAG_always_opt = true; |
| 1666 | const char* flag = "--turbo-filter=foo"; |
| 1667 | FlagList::SetFlagsFromString(flag, StrLength(flag)); |
| 1668 | |
| 1669 | const char* source = |
| 1670 | "var foo = (function(stdlib, foreign, heap) {" |
| 1671 | " function foo(i) {" |
| 1672 | " i = i|0;" |
| 1673 | " var j = 0;" |
| 1674 | " switch (i) {" |
| 1675 | " case 0:" |
| 1676 | " case 1: j = 1; break;" |
| 1677 | " case 2:" |
| 1678 | " case 3: j = 2; break;" |
| 1679 | " case 4:" |
| 1680 | " case 5: j = foo(3) + 1; break;" |
| 1681 | " default: j = 0; break;" |
| 1682 | " }" |
| 1683 | " return j + 10;" |
| 1684 | " }" |
| 1685 | " return { foo: foo };" |
| 1686 | "})(this, {}, undefined).foo;" |
| 1687 | "foo(1);"; |
| 1688 | |
| 1689 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source); |
| 1690 | CHECK(data.data); |
| 1691 | |
| 1692 | v8::Isolate::CreateParams params; |
| 1693 | params.snapshot_blob = &data; |
| 1694 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1695 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 1696 | { |
| 1697 | v8::Isolate::Scope i_scope(isolate); |
| 1698 | v8::HandleScope h_scope(isolate); |
| 1699 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 1700 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 1701 | v8::Context::Scope c_scope(context); |
| 1702 | v8::Local<v8::Function> foo = |
| 1703 | v8::Local<v8::Function>::Cast(CompileRun("foo")); |
| 1704 | |
| 1705 | // There are at least 6 internal references. |
| 1706 | int mask = RelocInfo::ModeMask(RelocInfo::INTERNAL_REFERENCE) | |
| 1707 | RelocInfo::ModeMask(RelocInfo::INTERNAL_REFERENCE_ENCODED); |
| 1708 | RelocIterator it( |
| 1709 | Handle<JSFunction>::cast(v8::Utils::OpenHandle(*foo))->code(), mask); |
| 1710 | for (int i = 0; i < 6; ++i) { |
| 1711 | CHECK(!it.done()); |
| 1712 | it.next(); |
| 1713 | } |
| 1714 | |
| 1715 | CHECK(Handle<JSFunction>::cast(v8::Utils::OpenHandle(*foo)) |
| 1716 | ->code() |
| 1717 | ->is_turbofanned()); |
| 1718 | CHECK_EQ(11, CompileRun("foo(0)") |
| 1719 | ->Int32Value(isolate->GetCurrentContext()) |
| 1720 | .FromJust()); |
| 1721 | CHECK_EQ(11, CompileRun("foo(1)") |
| 1722 | ->Int32Value(isolate->GetCurrentContext()) |
| 1723 | .FromJust()); |
| 1724 | CHECK_EQ(12, CompileRun("foo(2)") |
| 1725 | ->Int32Value(isolate->GetCurrentContext()) |
| 1726 | .FromJust()); |
| 1727 | CHECK_EQ(12, CompileRun("foo(3)") |
| 1728 | ->Int32Value(isolate->GetCurrentContext()) |
| 1729 | .FromJust()); |
| 1730 | CHECK_EQ(23, CompileRun("foo(4)") |
| 1731 | ->Int32Value(isolate->GetCurrentContext()) |
| 1732 | .FromJust()); |
| 1733 | CHECK_EQ(23, CompileRun("foo(5)") |
| 1734 | ->Int32Value(isolate->GetCurrentContext()) |
| 1735 | .FromJust()); |
| 1736 | CHECK_EQ(10, CompileRun("foo(6)") |
| 1737 | ->Int32Value(isolate->GetCurrentContext()) |
| 1738 | .FromJust()); |
| 1739 | } |
| 1740 | isolate->Dispose(); |
| 1741 | } |
| 1742 | |
| 1743 | |
| 1744 | TEST(Regress503552) { |
| 1745 | // Test that the code serializer can deal with weak cells that form a linked |
| 1746 | // list during incremental marking. |
| 1747 | |
| 1748 | CcTest::InitializeVM(); |
| 1749 | Isolate* isolate = CcTest::i_isolate(); |
| 1750 | |
| 1751 | HandleScope scope(isolate); |
| 1752 | Handle<String> source = isolate->factory()->NewStringFromAsciiChecked( |
| 1753 | "function f() {} function g() {}"); |
| 1754 | ScriptData* script_data = NULL; |
| 1755 | Handle<SharedFunctionInfo> shared = Compiler::CompileScript( |
| 1756 | source, Handle<String>(), 0, 0, v8::ScriptOriginOptions(), |
| 1757 | Handle<Object>(), Handle<Context>(isolate->native_context()), NULL, |
| 1758 | &script_data, v8::ScriptCompiler::kProduceCodeCache, NOT_NATIVES_CODE, |
| 1759 | false); |
| 1760 | delete script_data; |
| 1761 | |
| 1762 | SimulateIncrementalMarking(isolate->heap()); |
| 1763 | |
| 1764 | script_data = CodeSerializer::Serialize(isolate, shared, source); |
| 1765 | delete script_data; |
| 1766 | } |
| 1767 | |
| 1768 | |
| 1769 | TEST(SerializationMemoryStats) { |
| 1770 | FLAG_profile_deserialization = true; |
| 1771 | FLAG_always_opt = false; |
| 1772 | v8::StartupData blob = v8::V8::CreateSnapshotDataBlob(); |
| 1773 | delete[] blob.data; |
| 1774 | } |