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 | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 39 | #include "src/macro-assembler.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 40 | #include "src/objects.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 41 | #include "src/parsing/parser.h" |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 42 | #include "src/runtime/runtime.h" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 43 | #include "src/snapshot/code-serializer.h" |
| 44 | #include "src/snapshot/deserializer.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 45 | #include "src/snapshot/natives.h" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 46 | #include "src/snapshot/partial-serializer.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 47 | #include "src/snapshot/snapshot.h" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 48 | #include "src/snapshot/startup-serializer.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 49 | #include "test/cctest/cctest.h" |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 50 | #include "test/cctest/heap/heap-utils.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 51 | |
| 52 | using namespace v8::internal; |
| 53 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 54 | void DisableTurbofan() { |
| 55 | const char* flag = "--turbo-filter=\"\""; |
| 56 | FlagList::SetFlagsFromString(flag, StrLength(flag)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 57 | } |
| 58 | |
| 59 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 60 | // TestIsolate is used for testing isolate serialization. |
| 61 | class TestIsolate : public Isolate { |
| 62 | public: |
| 63 | static v8::Isolate* NewInitialized(bool enable_serializer) { |
| 64 | i::Isolate* isolate = new TestIsolate(enable_serializer); |
| 65 | v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 66 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 67 | isolate->Init(NULL); |
| 68 | return v8_isolate; |
| 69 | } |
| 70 | explicit TestIsolate(bool enable_serializer) : Isolate(enable_serializer) { |
| 71 | set_array_buffer_allocator(CcTest::array_buffer_allocator()); |
| 72 | } |
| 73 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 74 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 75 | static Vector<const byte> WritePayload(const Vector<const byte>& payload) { |
| 76 | int length = payload.length(); |
| 77 | byte* blob = NewArray<byte>(length); |
| 78 | memcpy(blob, payload.begin(), length); |
| 79 | return Vector<const byte>(const_cast<const byte*>(blob), length); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 80 | } |
| 81 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 82 | static Vector<const byte> Serialize(v8::Isolate* isolate) { |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 83 | // We have to create one context. One reason for this is so that the builtins |
| 84 | // can be loaded from v8natives.js and their addresses can be processed. This |
| 85 | // will clear the pending fixups array, which would otherwise contain GC roots |
| 86 | // that would confuse the serialization/deserialization process. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 87 | v8::Isolate::Scope isolate_scope(isolate); |
| 88 | { |
| 89 | v8::HandleScope scope(isolate); |
| 90 | v8::Context::New(isolate); |
| 91 | } |
| 92 | |
| 93 | Isolate* internal_isolate = reinterpret_cast<Isolate*>(isolate); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 94 | internal_isolate->heap()->CollectAllAvailableGarbage("serialize"); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 95 | StartupSerializer ser(internal_isolate, |
| 96 | v8::SnapshotCreator::FunctionCodeHandling::kClear); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 97 | ser.SerializeStrongReferences(); |
| 98 | ser.SerializeWeakReferencesAndDeferred(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 99 | SnapshotData snapshot_data(&ser); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 100 | return WritePayload(snapshot_data.RawData()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 104 | Vector<const uint8_t> ConstructSource(Vector<const uint8_t> head, |
| 105 | Vector<const uint8_t> body, |
| 106 | Vector<const uint8_t> tail, int repeats) { |
| 107 | int source_length = head.length() + body.length() * repeats + tail.length(); |
| 108 | uint8_t* source = NewArray<uint8_t>(static_cast<size_t>(source_length)); |
| 109 | CopyChars(source, head.start(), head.length()); |
| 110 | for (int i = 0; i < repeats; i++) { |
| 111 | CopyChars(source + head.length() + i * body.length(), body.start(), |
| 112 | body.length()); |
| 113 | } |
| 114 | CopyChars(source + head.length() + repeats * body.length(), tail.start(), |
| 115 | tail.length()); |
| 116 | return Vector<const uint8_t>(const_cast<const uint8_t*>(source), |
| 117 | source_length); |
| 118 | } |
| 119 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 120 | v8::Isolate* InitializeFromBlob(Vector<const byte> blob) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 121 | v8::Isolate* v8_isolate = NULL; |
| 122 | { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 123 | SnapshotData snapshot_data(blob); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 124 | Deserializer deserializer(&snapshot_data); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 125 | Isolate* isolate = new TestIsolate(false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 126 | v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 127 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 128 | isolate->Init(&deserializer); |
| 129 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 130 | return v8_isolate; |
| 131 | } |
| 132 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 133 | static v8::Isolate* Deserialize(Vector<const byte> blob) { |
| 134 | v8::Isolate* isolate = InitializeFromBlob(blob); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 135 | CHECK(isolate); |
| 136 | return isolate; |
| 137 | } |
| 138 | |
| 139 | |
| 140 | static void SanityCheck(v8::Isolate* v8_isolate) { |
| 141 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 142 | v8::HandleScope scope(v8_isolate); |
| 143 | #ifdef VERIFY_HEAP |
| 144 | isolate->heap()->Verify(); |
| 145 | #endif |
| 146 | CHECK(isolate->global_object()->IsJSObject()); |
| 147 | CHECK(isolate->native_context()->IsContext()); |
| 148 | CHECK(isolate->heap()->string_table()->IsStringTable()); |
| 149 | isolate->factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR("Empty")); |
| 150 | } |
| 151 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 152 | UNINITIALIZED_TEST(StartupSerializerOnce) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 153 | // The serialize-deserialize tests only work if the VM is built without |
| 154 | // serialization. That doesn't matter. We don't need to be able to |
| 155 | // serialize a snapshot in a VM that is booted from a snapshot. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 156 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 157 | v8::Isolate* isolate = TestIsolate::NewInitialized(true); |
| 158 | Vector<const byte> blob = Serialize(isolate); |
| 159 | isolate = Deserialize(blob); |
| 160 | blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 161 | { |
| 162 | v8::HandleScope handle_scope(isolate); |
| 163 | v8::Isolate::Scope isolate_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 164 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 165 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 166 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 167 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 168 | SanityCheck(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 169 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 170 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 171 | } |
| 172 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 173 | UNINITIALIZED_TEST(StartupSerializerTwice) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 174 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 175 | v8::Isolate* isolate = TestIsolate::NewInitialized(true); |
| 176 | Vector<const byte> blob1 = Serialize(isolate); |
| 177 | Vector<const byte> blob2 = Serialize(isolate); |
| 178 | blob1.Dispose(); |
| 179 | isolate = Deserialize(blob2); |
| 180 | blob2.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 181 | { |
| 182 | v8::Isolate::Scope isolate_scope(isolate); |
| 183 | v8::HandleScope handle_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 184 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 185 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 186 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 187 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 188 | SanityCheck(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 189 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 190 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 191 | } |
| 192 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 193 | UNINITIALIZED_TEST(StartupSerializerOnceRunScript) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 194 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 195 | v8::Isolate* isolate = TestIsolate::NewInitialized(true); |
| 196 | Vector<const byte> blob = Serialize(isolate); |
| 197 | isolate = Deserialize(blob); |
| 198 | blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 199 | { |
| 200 | v8::Isolate::Scope isolate_scope(isolate); |
| 201 | v8::HandleScope handle_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 202 | |
| 203 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 204 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 205 | env->Enter(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 206 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 207 | const char* c_source = "\"1234\".length"; |
| 208 | v8::Local<v8::Script> script = v8_compile(c_source); |
| 209 | v8::Maybe<int32_t> result = script->Run(isolate->GetCurrentContext()) |
| 210 | .ToLocalChecked() |
| 211 | ->Int32Value(isolate->GetCurrentContext()); |
| 212 | CHECK_EQ(4, result.FromJust()); |
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 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 217 | UNINITIALIZED_TEST(StartupSerializerTwiceRunScript) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 218 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 219 | v8::Isolate* isolate = TestIsolate::NewInitialized(true); |
| 220 | Vector<const byte> blob1 = Serialize(isolate); |
| 221 | Vector<const byte> blob2 = Serialize(isolate); |
| 222 | blob1.Dispose(); |
| 223 | isolate = Deserialize(blob2); |
| 224 | blob2.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 225 | { |
| 226 | v8::Isolate::Scope isolate_scope(isolate); |
| 227 | v8::HandleScope handle_scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 228 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 229 | v8::Local<v8::Context> env = v8::Context::New(isolate); |
| 230 | env->Enter(); |
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 | const char* c_source = "\"1234\".length"; |
| 233 | v8::Local<v8::Script> script = v8_compile(c_source); |
| 234 | v8::Maybe<int32_t> result = script->Run(isolate->GetCurrentContext()) |
| 235 | .ToLocalChecked() |
| 236 | ->Int32Value(isolate->GetCurrentContext()); |
| 237 | CHECK_EQ(4, result.FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 238 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 239 | isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 240 | } |
| 241 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 242 | static void PartiallySerializeObject(Vector<const byte>* startup_blob_out, |
| 243 | Vector<const byte>* partial_blob_out) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 244 | v8::Isolate* v8_isolate = TestIsolate::NewInitialized(true); |
| 245 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 246 | v8_isolate->Enter(); |
| 247 | { |
| 248 | Heap* heap = isolate->heap(); |
| 249 | |
| 250 | v8::Persistent<v8::Context> env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 251 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 252 | HandleScope scope(isolate); |
| 253 | env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
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 | CHECK(!env.IsEmpty()); |
| 256 | { |
| 257 | v8::HandleScope handle_scope(v8_isolate); |
| 258 | v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| 259 | } |
| 260 | // Make sure all builtin scripts are cached. |
| 261 | { |
| 262 | HandleScope scope(isolate); |
| 263 | for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| 264 | isolate->bootstrapper()->SourceLookup<Natives>(i); |
| 265 | } |
| 266 | } |
| 267 | heap->CollectAllGarbage(); |
| 268 | heap->CollectAllGarbage(); |
| 269 | |
| 270 | Object* raw_foo; |
| 271 | { |
| 272 | v8::HandleScope handle_scope(v8_isolate); |
| 273 | v8::Local<v8::String> foo = v8_str("foo"); |
| 274 | CHECK(!foo.IsEmpty()); |
| 275 | raw_foo = *(v8::Utils::OpenHandle(*foo)); |
| 276 | } |
| 277 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 278 | { |
| 279 | v8::HandleScope handle_scope(v8_isolate); |
| 280 | v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| 281 | } |
| 282 | env.Reset(); |
| 283 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 284 | StartupSerializer startup_serializer( |
| 285 | isolate, v8::SnapshotCreator::FunctionCodeHandling::kClear); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 286 | startup_serializer.SerializeStrongReferences(); |
| 287 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 288 | PartialSerializer partial_serializer(isolate, &startup_serializer); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 289 | partial_serializer.Serialize(&raw_foo); |
| 290 | |
| 291 | startup_serializer.SerializeWeakReferencesAndDeferred(); |
| 292 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 293 | SnapshotData startup_snapshot(&startup_serializer); |
| 294 | SnapshotData partial_snapshot(&partial_serializer); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 295 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 296 | *partial_blob_out = WritePayload(partial_snapshot.RawData()); |
| 297 | *startup_blob_out = WritePayload(startup_snapshot.RawData()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 298 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 299 | v8_isolate->Exit(); |
| 300 | v8_isolate->Dispose(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 301 | } |
| 302 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 303 | UNINITIALIZED_TEST(PartialSerializerObject) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 304 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 305 | Vector<const byte> startup_blob; |
| 306 | Vector<const byte> partial_blob; |
| 307 | PartiallySerializeObject(&startup_blob, &partial_blob); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 308 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 309 | v8::Isolate* v8_isolate = InitializeFromBlob(startup_blob); |
| 310 | startup_blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 311 | CHECK(v8_isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 312 | { |
| 313 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 314 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 315 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 316 | HandleScope handle_scope(isolate); |
| 317 | Handle<Object> root; |
| 318 | // Intentionally empty handle. The deserializer should not come across |
| 319 | // any references to the global proxy in this test. |
| 320 | Handle<JSGlobalProxy> global_proxy = Handle<JSGlobalProxy>::null(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 321 | { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 322 | SnapshotData snapshot_data(partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 323 | Deserializer deserializer(&snapshot_data); |
| 324 | root = deserializer.DeserializePartial(isolate, global_proxy) |
| 325 | .ToHandleChecked(); |
| 326 | CHECK(root->IsString()); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 327 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 328 | |
| 329 | Handle<Object> root2; |
| 330 | { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 331 | SnapshotData snapshot_data(partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 332 | Deserializer deserializer(&snapshot_data); |
| 333 | root2 = deserializer.DeserializePartial(isolate, global_proxy) |
| 334 | .ToHandleChecked(); |
| 335 | CHECK(root2->IsString()); |
| 336 | CHECK(root.is_identical_to(root2)); |
| 337 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 338 | partial_blob.Dispose(); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 339 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 340 | v8_isolate->Dispose(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 341 | } |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 342 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 343 | static void PartiallySerializeContext(Vector<const byte>* startup_blob_out, |
| 344 | Vector<const byte>* partial_blob_out) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 345 | v8::Isolate* v8_isolate = TestIsolate::NewInitialized(true); |
| 346 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 347 | Heap* heap = isolate->heap(); |
| 348 | { |
| 349 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 350 | |
| 351 | v8::Persistent<v8::Context> env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 352 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 353 | HandleScope scope(isolate); |
| 354 | env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 355 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 356 | CHECK(!env.IsEmpty()); |
| 357 | { |
| 358 | v8::HandleScope handle_scope(v8_isolate); |
| 359 | v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| 360 | } |
| 361 | // Make sure all builtin scripts are cached. |
| 362 | { |
| 363 | HandleScope scope(isolate); |
| 364 | for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| 365 | isolate->bootstrapper()->SourceLookup<Natives>(i); |
| 366 | } |
| 367 | } |
| 368 | // If we don't do this then we end up with a stray root pointing at the |
| 369 | // context even after we have disposed of env. |
| 370 | heap->CollectAllGarbage(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 371 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 372 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 373 | v8::HandleScope handle_scope(v8_isolate); |
| 374 | v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| 375 | } |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 376 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 377 | i::Object* raw_context = *v8::Utils::OpenPersistent(env); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 378 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 379 | env.Reset(); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 380 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 381 | SnapshotByteSink startup_sink; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 382 | StartupSerializer startup_serializer( |
| 383 | isolate, v8::SnapshotCreator::FunctionCodeHandling::kClear); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 384 | startup_serializer.SerializeStrongReferences(); |
| 385 | |
| 386 | SnapshotByteSink partial_sink; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 387 | PartialSerializer partial_serializer(isolate, &startup_serializer); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 388 | partial_serializer.Serialize(&raw_context); |
| 389 | startup_serializer.SerializeWeakReferencesAndDeferred(); |
| 390 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 391 | SnapshotData startup_snapshot(&startup_serializer); |
| 392 | SnapshotData partial_snapshot(&partial_serializer); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 393 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 394 | *partial_blob_out = WritePayload(partial_snapshot.RawData()); |
| 395 | *startup_blob_out = WritePayload(startup_snapshot.RawData()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 396 | } |
| 397 | v8_isolate->Dispose(); |
| 398 | } |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 399 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 400 | UNINITIALIZED_TEST(PartialSerializerContext) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 401 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 402 | Vector<const byte> startup_blob; |
| 403 | Vector<const byte> partial_blob; |
| 404 | PartiallySerializeContext(&startup_blob, &partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 405 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 406 | v8::Isolate* v8_isolate = InitializeFromBlob(startup_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 407 | CHECK(v8_isolate); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 408 | startup_blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 409 | { |
| 410 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 411 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 412 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 413 | HandleScope handle_scope(isolate); |
| 414 | Handle<Object> root; |
| 415 | Handle<JSGlobalProxy> global_proxy = |
| 416 | isolate->factory()->NewUninitializedJSGlobalProxy(); |
| 417 | { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 418 | SnapshotData snapshot_data(partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 419 | Deserializer deserializer(&snapshot_data); |
| 420 | root = deserializer.DeserializePartial(isolate, global_proxy) |
| 421 | .ToHandleChecked(); |
| 422 | CHECK(root->IsContext()); |
| 423 | CHECK(Handle<Context>::cast(root)->global_proxy() == *global_proxy); |
| 424 | } |
| 425 | |
| 426 | Handle<Object> root2; |
| 427 | { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 428 | SnapshotData snapshot_data(partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 429 | Deserializer deserializer(&snapshot_data); |
| 430 | root2 = deserializer.DeserializePartial(isolate, global_proxy) |
| 431 | .ToHandleChecked(); |
| 432 | CHECK(root2->IsContext()); |
| 433 | CHECK(!root.is_identical_to(root2)); |
| 434 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 435 | partial_blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 436 | } |
| 437 | v8_isolate->Dispose(); |
| 438 | } |
| 439 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 440 | static void PartiallySerializeCustomContext( |
| 441 | Vector<const byte>* startup_blob_out, |
| 442 | Vector<const byte>* partial_blob_out) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 443 | v8::Isolate* v8_isolate = TestIsolate::NewInitialized(true); |
| 444 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 445 | { |
| 446 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 447 | |
| 448 | v8::Persistent<v8::Context> env; |
| 449 | { |
| 450 | HandleScope scope(isolate); |
| 451 | env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
| 452 | } |
| 453 | CHECK(!env.IsEmpty()); |
| 454 | { |
| 455 | v8::HandleScope handle_scope(v8_isolate); |
| 456 | v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| 457 | // After execution, e's function context refers to the global object. |
| 458 | CompileRun( |
| 459 | "var e;" |
| 460 | "(function() {" |
| 461 | " e = function(s) { return eval (s); }" |
| 462 | "})();" |
| 463 | "var o = this;" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 464 | "var r = Math.random();" |
| 465 | "var c = Math.sin(0) + Math.cos(0);" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 466 | "var f = (function(a, b) { return a + b; }).bind(1, 2, 3);" |
| 467 | "var s = parseInt('12345');"); |
| 468 | |
| 469 | Vector<const uint8_t> source = ConstructSource( |
| 470 | STATIC_CHAR_VECTOR("function g() { return [,"), |
| 471 | STATIC_CHAR_VECTOR("1,"), |
| 472 | STATIC_CHAR_VECTOR("];} a = g(); b = g(); b.push(1);"), 100000); |
| 473 | v8::MaybeLocal<v8::String> source_str = v8::String::NewFromOneByte( |
| 474 | v8_isolate, source.start(), v8::NewStringType::kNormal, |
| 475 | source.length()); |
| 476 | CompileRun(source_str.ToLocalChecked()); |
| 477 | source.Dispose(); |
| 478 | } |
| 479 | // Make sure all builtin scripts are cached. |
| 480 | { |
| 481 | HandleScope scope(isolate); |
| 482 | for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| 483 | isolate->bootstrapper()->SourceLookup<Natives>(i); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 484 | } |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 485 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 486 | // If we don't do this then we end up with a stray root pointing at the |
| 487 | // context even after we have disposed of env. |
| 488 | isolate->heap()->CollectAllAvailableGarbage("snapshotting"); |
| 489 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 490 | { |
| 491 | v8::HandleScope handle_scope(v8_isolate); |
| 492 | v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| 493 | } |
| 494 | |
| 495 | i::Object* raw_context = *v8::Utils::OpenPersistent(env); |
| 496 | |
| 497 | env.Reset(); |
| 498 | |
| 499 | SnapshotByteSink startup_sink; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 500 | StartupSerializer startup_serializer( |
| 501 | isolate, v8::SnapshotCreator::FunctionCodeHandling::kClear); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 502 | startup_serializer.SerializeStrongReferences(); |
| 503 | |
| 504 | SnapshotByteSink partial_sink; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 505 | PartialSerializer partial_serializer(isolate, &startup_serializer); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 506 | partial_serializer.Serialize(&raw_context); |
| 507 | startup_serializer.SerializeWeakReferencesAndDeferred(); |
| 508 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 509 | SnapshotData startup_snapshot(&startup_serializer); |
| 510 | SnapshotData partial_snapshot(&partial_serializer); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 511 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 512 | *partial_blob_out = WritePayload(partial_snapshot.RawData()); |
| 513 | *startup_blob_out = WritePayload(startup_snapshot.RawData()); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 514 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 515 | v8_isolate->Dispose(); |
| 516 | } |
| 517 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 518 | UNINITIALIZED_TEST(PartialSerializerCustomContext) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 519 | DisableTurbofan(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 520 | Vector<const byte> startup_blob; |
| 521 | Vector<const byte> partial_blob; |
| 522 | PartiallySerializeCustomContext(&startup_blob, &partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 523 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 524 | v8::Isolate* v8_isolate = InitializeFromBlob(startup_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 525 | CHECK(v8_isolate); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 526 | startup_blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 527 | { |
| 528 | v8::Isolate::Scope isolate_scope(v8_isolate); |
| 529 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 530 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 531 | HandleScope handle_scope(isolate); |
| 532 | Handle<Object> root; |
| 533 | Handle<JSGlobalProxy> global_proxy = |
| 534 | isolate->factory()->NewUninitializedJSGlobalProxy(); |
| 535 | { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 536 | SnapshotData snapshot_data(partial_blob); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 537 | Deserializer deserializer(&snapshot_data); |
| 538 | root = deserializer.DeserializePartial(isolate, global_proxy) |
| 539 | .ToHandleChecked(); |
| 540 | CHECK(root->IsContext()); |
| 541 | Handle<Context> context = Handle<Context>::cast(root); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 542 | |
| 543 | // Add context to the weak native context list |
| 544 | context->set(Context::NEXT_CONTEXT_LINK, |
| 545 | isolate->heap()->native_contexts_list(), |
| 546 | UPDATE_WEAK_WRITE_BARRIER); |
| 547 | isolate->heap()->set_native_contexts_list(*context); |
| 548 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 549 | CHECK(context->global_proxy() == *global_proxy); |
| 550 | Handle<String> o = isolate->factory()->NewStringFromAsciiChecked("o"); |
| 551 | Handle<JSObject> global_object(context->global_object(), isolate); |
| 552 | Handle<Object> property = JSReceiver::GetDataProperty(global_object, o); |
| 553 | CHECK(property.is_identical_to(global_proxy)); |
| 554 | |
| 555 | v8::Local<v8::Context> v8_context = v8::Utils::ToLocal(context); |
| 556 | v8::Context::Scope context_scope(v8_context); |
| 557 | double r = CompileRun("r") |
| 558 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 559 | .ToLocalChecked() |
| 560 | ->Value(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 561 | CHECK(0.0 <= r && r < 1.0); |
| 562 | // Math.random still works. |
| 563 | double random = CompileRun("Math.random()") |
| 564 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 565 | .ToLocalChecked() |
| 566 | ->Value(); |
| 567 | CHECK(0.0 <= random && random < 1.0); |
| 568 | double c = CompileRun("c") |
| 569 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 570 | .ToLocalChecked() |
| 571 | ->Value(); |
| 572 | CHECK_EQ(1, c); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 573 | int f = CompileRun("f()") |
| 574 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 575 | .ToLocalChecked() |
| 576 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 577 | .FromJust(); |
| 578 | CHECK_EQ(5, f); |
| 579 | f = CompileRun("e('f()')") |
| 580 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 581 | .ToLocalChecked() |
| 582 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 583 | .FromJust(); |
| 584 | CHECK_EQ(5, f); |
| 585 | v8::Local<v8::String> s = CompileRun("s") |
| 586 | ->ToString(v8_isolate->GetCurrentContext()) |
| 587 | .ToLocalChecked(); |
| 588 | CHECK(s->Equals(v8_isolate->GetCurrentContext(), v8_str("12345")) |
| 589 | .FromJust()); |
| 590 | int a = CompileRun("a.length") |
| 591 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 592 | .ToLocalChecked() |
| 593 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 594 | .FromJust(); |
| 595 | CHECK_EQ(100001, a); |
| 596 | int b = CompileRun("b.length") |
| 597 | ->ToNumber(v8_isolate->GetCurrentContext()) |
| 598 | .ToLocalChecked() |
| 599 | ->Int32Value(v8_isolate->GetCurrentContext()) |
| 600 | .FromJust(); |
| 601 | CHECK_EQ(100002, b); |
| 602 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 603 | partial_blob.Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 604 | } |
| 605 | v8_isolate->Dispose(); |
| 606 | } |
| 607 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 608 | TEST(CustomSnapshotDataBlob) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 609 | DisableTurbofan(); |
| 610 | const char* source1 = "function f() { return 42; }"; |
| 611 | const char* source2 = |
| 612 | "function f() { return g() * 2; }" |
| 613 | "function g() { return 43; }" |
| 614 | "/./.test('a')"; |
| 615 | |
| 616 | v8::StartupData data1 = v8::V8::CreateSnapshotDataBlob(source1); |
| 617 | v8::StartupData data2 = v8::V8::CreateSnapshotDataBlob(source2); |
| 618 | |
| 619 | v8::Isolate::CreateParams params1; |
| 620 | params1.snapshot_blob = &data1; |
| 621 | params1.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 622 | |
| 623 | v8::Isolate* isolate1 = v8::Isolate::New(params1); |
| 624 | { |
| 625 | v8::Isolate::Scope i_scope(isolate1); |
| 626 | v8::HandleScope h_scope(isolate1); |
| 627 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 628 | delete[] data1.data; // We can dispose of the snapshot blob now. |
| 629 | v8::Context::Scope c_scope(context); |
| 630 | v8::Maybe<int32_t> result = |
| 631 | CompileRun("f()")->Int32Value(isolate1->GetCurrentContext()); |
| 632 | CHECK_EQ(42, result.FromJust()); |
| 633 | CHECK(CompileRun("this.g")->IsUndefined()); |
| 634 | } |
| 635 | isolate1->Dispose(); |
| 636 | |
| 637 | v8::Isolate::CreateParams params2; |
| 638 | params2.snapshot_blob = &data2; |
| 639 | params2.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 640 | v8::Isolate* isolate2 = v8::Isolate::New(params2); |
| 641 | { |
| 642 | v8::Isolate::Scope i_scope(isolate2); |
| 643 | v8::HandleScope h_scope(isolate2); |
| 644 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 645 | delete[] data2.data; // We can dispose of the snapshot blob now. |
| 646 | v8::Context::Scope c_scope(context); |
| 647 | v8::Maybe<int32_t> result = |
| 648 | CompileRun("f()")->Int32Value(isolate2->GetCurrentContext()); |
| 649 | CHECK_EQ(86, result.FromJust()); |
| 650 | result = CompileRun("g()")->Int32Value(isolate2->GetCurrentContext()); |
| 651 | CHECK_EQ(43, result.FromJust()); |
| 652 | } |
| 653 | isolate2->Dispose(); |
| 654 | } |
| 655 | |
| 656 | |
| 657 | static void SerializationFunctionTemplate( |
| 658 | const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 659 | args.GetReturnValue().Set(args[0]); |
| 660 | } |
| 661 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 662 | TEST(CustomSnapshotDataBlobOutdatedContextWithOverflow) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 663 | DisableTurbofan(); |
| 664 | |
| 665 | const char* source1 = |
| 666 | "var o = {};" |
| 667 | "(function() {" |
| 668 | " function f1(x) { return f2(x) instanceof Array; }" |
| 669 | " function f2(x) { return foo.bar(x); }" |
| 670 | " o.a = f2.bind(null);" |
| 671 | " o.b = 1;" |
| 672 | " o.c = 2;" |
| 673 | " o.d = 3;" |
| 674 | " o.e = 4;" |
| 675 | "})();\n"; |
| 676 | |
| 677 | const char* source2 = "o.a(42)"; |
| 678 | |
| 679 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source1); |
| 680 | |
| 681 | v8::Isolate::CreateParams params; |
| 682 | params.snapshot_blob = &data; |
| 683 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 684 | |
| 685 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 686 | { |
| 687 | v8::Isolate::Scope i_scope(isolate); |
| 688 | v8::HandleScope h_scope(isolate); |
| 689 | |
| 690 | v8::Local<v8::ObjectTemplate> global = v8::ObjectTemplate::New(isolate); |
| 691 | v8::Local<v8::ObjectTemplate> property = v8::ObjectTemplate::New(isolate); |
| 692 | v8::Local<v8::FunctionTemplate> function = |
| 693 | v8::FunctionTemplate::New(isolate, SerializationFunctionTemplate); |
| 694 | property->Set(isolate, "bar", function); |
| 695 | global->Set(isolate, "foo", property); |
| 696 | |
| 697 | v8::Local<v8::Context> context = v8::Context::New(isolate, NULL, global); |
| 698 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 699 | v8::Context::Scope c_scope(context); |
| 700 | v8::Local<v8::Value> result = CompileRun(source2); |
| 701 | v8::Maybe<bool> compare = v8_str("42")->Equals( |
| 702 | v8::Isolate::GetCurrent()->GetCurrentContext(), result); |
| 703 | CHECK(compare.FromJust()); |
| 704 | } |
| 705 | isolate->Dispose(); |
| 706 | } |
| 707 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 708 | TEST(CustomSnapshotDataBlobWithLocker) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 709 | DisableTurbofan(); |
| 710 | v8::Isolate::CreateParams create_params; |
| 711 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 712 | v8::Isolate* isolate0 = v8::Isolate::New(create_params); |
| 713 | { |
| 714 | v8::Locker locker(isolate0); |
| 715 | v8::Isolate::Scope i_scope(isolate0); |
| 716 | v8::HandleScope h_scope(isolate0); |
| 717 | v8::Local<v8::Context> context = v8::Context::New(isolate0); |
| 718 | v8::Context::Scope c_scope(context); |
| 719 | v8::Maybe<int32_t> result = |
| 720 | CompileRun("Math.cos(0)")->Int32Value(isolate0->GetCurrentContext()); |
| 721 | CHECK_EQ(1, result.FromJust()); |
| 722 | } |
| 723 | isolate0->Dispose(); |
| 724 | |
| 725 | const char* source1 = "function f() { return 42; }"; |
| 726 | |
| 727 | v8::StartupData data1 = v8::V8::CreateSnapshotDataBlob(source1); |
| 728 | |
| 729 | v8::Isolate::CreateParams params1; |
| 730 | params1.snapshot_blob = &data1; |
| 731 | params1.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 732 | v8::Isolate* isolate1 = v8::Isolate::New(params1); |
| 733 | { |
| 734 | v8::Locker locker(isolate1); |
| 735 | v8::Isolate::Scope i_scope(isolate1); |
| 736 | v8::HandleScope h_scope(isolate1); |
| 737 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 738 | delete[] data1.data; // We can dispose of the snapshot blob now. |
| 739 | v8::Context::Scope c_scope(context); |
| 740 | v8::Maybe<int32_t> result = CompileRun("f()")->Int32Value(context); |
| 741 | CHECK_EQ(42, result.FromJust()); |
| 742 | } |
| 743 | isolate1->Dispose(); |
| 744 | } |
| 745 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 746 | TEST(CustomSnapshotDataBlobStackOverflow) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 747 | DisableTurbofan(); |
| 748 | const char* source = |
| 749 | "var a = [0];" |
| 750 | "var b = a;" |
| 751 | "for (var i = 0; i < 10000; i++) {" |
| 752 | " var c = [i];" |
| 753 | " b.push(c);" |
| 754 | " b.push(c);" |
| 755 | " b = c;" |
| 756 | "}"; |
| 757 | |
| 758 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source); |
| 759 | |
| 760 | v8::Isolate::CreateParams params; |
| 761 | params.snapshot_blob = &data; |
| 762 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 763 | |
| 764 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 765 | { |
| 766 | v8::Isolate::Scope i_scope(isolate); |
| 767 | v8::HandleScope h_scope(isolate); |
| 768 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 769 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 770 | v8::Context::Scope c_scope(context); |
| 771 | const char* test = |
| 772 | "var sum = 0;" |
| 773 | "while (a) {" |
| 774 | " sum += a[0];" |
| 775 | " a = a[1];" |
| 776 | "}" |
| 777 | "sum"; |
| 778 | v8::Maybe<int32_t> result = |
| 779 | CompileRun(test)->Int32Value(isolate->GetCurrentContext()); |
| 780 | CHECK_EQ(9999 * 5000, result.FromJust()); |
| 781 | } |
| 782 | isolate->Dispose(); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 783 | } |
| 784 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 785 | bool IsCompiled(const char* name) { |
| 786 | return i::Handle<i::JSFunction>::cast( |
| 787 | v8::Utils::OpenHandle(*CompileRun(name))) |
| 788 | ->shared() |
| 789 | ->is_compiled(); |
| 790 | } |
| 791 | |
| 792 | TEST(SnapshotDataBlobWithWarmup) { |
| 793 | DisableTurbofan(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 794 | const char* warmup = "Math.tanh(1); Math.sinh = 1;"; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 795 | |
| 796 | v8::StartupData cold = v8::V8::CreateSnapshotDataBlob(); |
| 797 | v8::StartupData warm = v8::V8::WarmUpSnapshotDataBlob(cold, warmup); |
| 798 | delete[] cold.data; |
| 799 | |
| 800 | v8::Isolate::CreateParams params; |
| 801 | params.snapshot_blob = &warm; |
| 802 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 803 | |
| 804 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 805 | { |
| 806 | v8::Isolate::Scope i_scope(isolate); |
| 807 | v8::HandleScope h_scope(isolate); |
| 808 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 809 | delete[] warm.data; |
| 810 | v8::Context::Scope c_scope(context); |
| 811 | // Running the warmup script has effect on whether functions are |
| 812 | // pre-compiled, but does not pollute the context. |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 813 | CHECK(IsCompiled("Math.tanh")); |
| 814 | CHECK(!IsCompiled("Math.cosh")); |
| 815 | CHECK(CompileRun("Math.sinh")->IsFunction()); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 816 | } |
| 817 | isolate->Dispose(); |
| 818 | } |
| 819 | |
| 820 | TEST(CustomSnapshotDataBlobWithWarmup) { |
| 821 | DisableTurbofan(); |
| 822 | const char* source = |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 823 | "function f() { return Math.sinh(1); }\n" |
| 824 | "function g() { return Math.cosh(1); }\n" |
| 825 | "Math.tanh(1);" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 826 | "var a = 5"; |
| 827 | const char* warmup = "a = f()"; |
| 828 | |
| 829 | v8::StartupData cold = v8::V8::CreateSnapshotDataBlob(source); |
| 830 | v8::StartupData warm = v8::V8::WarmUpSnapshotDataBlob(cold, warmup); |
| 831 | delete[] cold.data; |
| 832 | |
| 833 | v8::Isolate::CreateParams params; |
| 834 | params.snapshot_blob = &warm; |
| 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[] warm.data; |
| 843 | v8::Context::Scope c_scope(context); |
| 844 | // Running the warmup script has effect on whether functions are |
| 845 | // pre-compiled, but does not pollute the context. |
| 846 | CHECK(IsCompiled("f")); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 847 | CHECK(IsCompiled("Math.sinh")); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 848 | CHECK(!IsCompiled("g")); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 849 | CHECK(!IsCompiled("Math.cosh")); |
| 850 | CHECK(!IsCompiled("Math.tanh")); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 851 | CHECK_EQ(5, CompileRun("a")->Int32Value(context).FromJust()); |
| 852 | } |
| 853 | isolate->Dispose(); |
| 854 | } |
| 855 | |
| 856 | TEST(CustomSnapshotDataBlobImmortalImmovableRoots) { |
| 857 | DisableTurbofan(); |
| 858 | // Flood the startup snapshot with shared function infos. If they are |
| 859 | // serialized before the immortal immovable root, the root will no longer end |
| 860 | // up on the first page. |
| 861 | Vector<const uint8_t> source = |
| 862 | ConstructSource(STATIC_CHAR_VECTOR("var a = [];"), |
| 863 | STATIC_CHAR_VECTOR("a.push(function() {return 7});"), |
| 864 | STATIC_CHAR_VECTOR("\0"), 10000); |
| 865 | |
| 866 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob( |
| 867 | reinterpret_cast<const char*>(source.start())); |
| 868 | |
| 869 | v8::Isolate::CreateParams params; |
| 870 | params.snapshot_blob = &data; |
| 871 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 872 | |
| 873 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 874 | { |
| 875 | v8::Isolate::Scope i_scope(isolate); |
| 876 | v8::HandleScope h_scope(isolate); |
| 877 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 878 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 879 | v8::Context::Scope c_scope(context); |
| 880 | CHECK_EQ(7, CompileRun("a[0]()")->Int32Value(context).FromJust()); |
| 881 | } |
| 882 | isolate->Dispose(); |
| 883 | source.Dispose(); |
| 884 | } |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 885 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 886 | TEST(TestThatAlwaysSucceeds) { |
| 887 | } |
| 888 | |
| 889 | |
| 890 | TEST(TestThatAlwaysFails) { |
| 891 | bool ArtificialFailure = false; |
| 892 | CHECK(ArtificialFailure); |
| 893 | } |
| 894 | |
| 895 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 896 | int CountBuiltins() { |
| 897 | // Check that we have not deserialized any additional builtin. |
| 898 | HeapIterator iterator(CcTest::heap()); |
| 899 | DisallowHeapAllocation no_allocation; |
| 900 | int counter = 0; |
| 901 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
| 902 | if (obj->IsCode() && Code::cast(obj)->kind() == Code::BUILTIN) counter++; |
| 903 | } |
| 904 | return counter; |
| 905 | } |
| 906 | |
| 907 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 908 | static Handle<SharedFunctionInfo> CompileScript( |
| 909 | Isolate* isolate, Handle<String> source, Handle<String> name, |
| 910 | ScriptData** cached_data, v8::ScriptCompiler::CompileOptions options) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 911 | return Compiler::GetSharedFunctionInfoForScript( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 912 | source, name, 0, 0, v8::ScriptOriginOptions(), Handle<Object>(), |
| 913 | Handle<Context>(isolate->native_context()), NULL, cached_data, options, |
| 914 | NOT_NATIVES_CODE, false); |
| 915 | } |
| 916 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 917 | TEST(CodeSerializerOnePlusOne) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 918 | FLAG_serialize_toplevel = true; |
| 919 | LocalContext context; |
| 920 | Isolate* isolate = CcTest::i_isolate(); |
| 921 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 922 | |
| 923 | v8::HandleScope scope(CcTest::isolate()); |
| 924 | |
| 925 | const char* source = "1 + 1"; |
| 926 | |
| 927 | Handle<String> orig_source = isolate->factory() |
| 928 | ->NewStringFromUtf8(CStrVector(source)) |
| 929 | .ToHandleChecked(); |
| 930 | Handle<String> copy_source = isolate->factory() |
| 931 | ->NewStringFromUtf8(CStrVector(source)) |
| 932 | .ToHandleChecked(); |
| 933 | CHECK(!orig_source.is_identical_to(copy_source)); |
| 934 | CHECK(orig_source->Equals(*copy_source)); |
| 935 | |
| 936 | ScriptData* cache = NULL; |
| 937 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 938 | Handle<SharedFunctionInfo> orig = |
| 939 | CompileScript(isolate, orig_source, Handle<String>(), &cache, |
| 940 | v8::ScriptCompiler::kProduceCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 941 | |
| 942 | int builtins_count = CountBuiltins(); |
| 943 | |
| 944 | Handle<SharedFunctionInfo> copy; |
| 945 | { |
| 946 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 947 | copy = CompileScript(isolate, copy_source, Handle<String>(), &cache, |
| 948 | v8::ScriptCompiler::kConsumeCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 949 | } |
| 950 | |
| 951 | CHECK_NE(*orig, *copy); |
| 952 | CHECK(Script::cast(copy->script())->source() == *copy_source); |
| 953 | |
| 954 | Handle<JSFunction> copy_fun = |
| 955 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 956 | copy, isolate->native_context()); |
| 957 | Handle<JSObject> global(isolate->context()->global_object()); |
| 958 | Handle<Object> copy_result = |
| 959 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 960 | CHECK_EQ(2, Handle<Smi>::cast(copy_result)->value()); |
| 961 | |
| 962 | CHECK_EQ(builtins_count, CountBuiltins()); |
| 963 | |
| 964 | delete cache; |
| 965 | } |
| 966 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 967 | TEST(CodeSerializerPromotedToCompilationCache) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 968 | FLAG_serialize_toplevel = true; |
| 969 | LocalContext context; |
| 970 | Isolate* isolate = CcTest::i_isolate(); |
| 971 | |
| 972 | v8::HandleScope scope(CcTest::isolate()); |
| 973 | |
| 974 | const char* source = "1 + 1"; |
| 975 | |
| 976 | Handle<String> src = isolate->factory() |
| 977 | ->NewStringFromUtf8(CStrVector(source)) |
| 978 | .ToHandleChecked(); |
| 979 | ScriptData* cache = NULL; |
| 980 | |
| 981 | CompileScript(isolate, src, src, &cache, |
| 982 | v8::ScriptCompiler::kProduceCodeCache); |
| 983 | |
| 984 | DisallowCompilation no_compile_expected(isolate); |
| 985 | Handle<SharedFunctionInfo> copy = CompileScript( |
| 986 | isolate, src, src, &cache, v8::ScriptCompiler::kConsumeCodeCache); |
| 987 | |
| 988 | CHECK(isolate->compilation_cache() |
| 989 | ->LookupScript(src, src, 0, 0, v8::ScriptOriginOptions(), |
| 990 | isolate->native_context(), SLOPPY) |
| 991 | .ToHandleChecked() |
| 992 | .is_identical_to(copy)); |
| 993 | |
| 994 | delete cache; |
| 995 | } |
| 996 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 997 | TEST(CodeSerializerInternalizedString) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 998 | FLAG_serialize_toplevel = true; |
| 999 | LocalContext context; |
| 1000 | Isolate* isolate = CcTest::i_isolate(); |
| 1001 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1002 | |
| 1003 | v8::HandleScope scope(CcTest::isolate()); |
| 1004 | |
| 1005 | const char* source = "'string1'"; |
| 1006 | |
| 1007 | Handle<String> orig_source = isolate->factory() |
| 1008 | ->NewStringFromUtf8(CStrVector(source)) |
| 1009 | .ToHandleChecked(); |
| 1010 | Handle<String> copy_source = isolate->factory() |
| 1011 | ->NewStringFromUtf8(CStrVector(source)) |
| 1012 | .ToHandleChecked(); |
| 1013 | CHECK(!orig_source.is_identical_to(copy_source)); |
| 1014 | CHECK(orig_source->Equals(*copy_source)); |
| 1015 | |
| 1016 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1017 | ScriptData* cache = NULL; |
| 1018 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1019 | Handle<SharedFunctionInfo> orig = |
| 1020 | CompileScript(isolate, orig_source, Handle<String>(), &cache, |
| 1021 | v8::ScriptCompiler::kProduceCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1022 | Handle<JSFunction> orig_fun = |
| 1023 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1024 | orig, isolate->native_context()); |
| 1025 | Handle<Object> orig_result = |
| 1026 | Execution::Call(isolate, orig_fun, global, 0, NULL).ToHandleChecked(); |
| 1027 | CHECK(orig_result->IsInternalizedString()); |
| 1028 | |
| 1029 | int builtins_count = CountBuiltins(); |
| 1030 | |
| 1031 | Handle<SharedFunctionInfo> copy; |
| 1032 | { |
| 1033 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1034 | copy = CompileScript(isolate, copy_source, Handle<String>(), &cache, |
| 1035 | v8::ScriptCompiler::kConsumeCodeCache); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1036 | } |
| 1037 | CHECK_NE(*orig, *copy); |
| 1038 | CHECK(Script::cast(copy->script())->source() == *copy_source); |
| 1039 | |
| 1040 | Handle<JSFunction> copy_fun = |
| 1041 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1042 | copy, isolate->native_context()); |
| 1043 | CHECK_NE(*orig_fun, *copy_fun); |
| 1044 | Handle<Object> copy_result = |
| 1045 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1046 | CHECK(orig_result.is_identical_to(copy_result)); |
| 1047 | Handle<String> expected = |
| 1048 | isolate->factory()->NewStringFromAsciiChecked("string1"); |
| 1049 | |
| 1050 | CHECK(Handle<String>::cast(copy_result)->Equals(*expected)); |
| 1051 | CHECK_EQ(builtins_count, CountBuiltins()); |
| 1052 | |
| 1053 | delete cache; |
| 1054 | } |
| 1055 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1056 | TEST(CodeSerializerLargeCodeObject) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1057 | FLAG_serialize_toplevel = true; |
| 1058 | LocalContext context; |
| 1059 | Isolate* isolate = CcTest::i_isolate(); |
| 1060 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1061 | |
| 1062 | v8::HandleScope scope(CcTest::isolate()); |
| 1063 | |
| 1064 | Vector<const uint8_t> source = |
| 1065 | ConstructSource(STATIC_CHAR_VECTOR("var j=1; try { if (j) throw 1;"), |
| 1066 | STATIC_CHAR_VECTOR("for(var i=0;i<1;i++)j++;"), |
| 1067 | STATIC_CHAR_VECTOR("} catch (e) { j=7; } j"), 10000); |
| 1068 | Handle<String> source_str = |
| 1069 | isolate->factory()->NewStringFromOneByte(source).ToHandleChecked(); |
| 1070 | |
| 1071 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1072 | ScriptData* cache = NULL; |
| 1073 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1074 | Handle<SharedFunctionInfo> orig = |
| 1075 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1076 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1077 | |
| 1078 | CHECK(isolate->heap()->InSpace(orig->code(), LO_SPACE)); |
| 1079 | |
| 1080 | Handle<SharedFunctionInfo> copy; |
| 1081 | { |
| 1082 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1083 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1084 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1085 | } |
| 1086 | CHECK_NE(*orig, *copy); |
| 1087 | |
| 1088 | Handle<JSFunction> copy_fun = |
| 1089 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1090 | copy, isolate->native_context()); |
| 1091 | |
| 1092 | Handle<Object> copy_result = |
| 1093 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1094 | |
| 1095 | int result_int; |
| 1096 | CHECK(copy_result->ToInt32(&result_int)); |
| 1097 | CHECK_EQ(7, result_int); |
| 1098 | |
| 1099 | delete cache; |
| 1100 | source.Dispose(); |
| 1101 | } |
| 1102 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1103 | TEST(CodeSerializerLargeStrings) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1104 | FLAG_serialize_toplevel = true; |
| 1105 | LocalContext context; |
| 1106 | Isolate* isolate = CcTest::i_isolate(); |
| 1107 | Factory* f = isolate->factory(); |
| 1108 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1109 | |
| 1110 | v8::HandleScope scope(CcTest::isolate()); |
| 1111 | |
| 1112 | Vector<const uint8_t> source_s = ConstructSource( |
| 1113 | STATIC_CHAR_VECTOR("var s = \""), STATIC_CHAR_VECTOR("abcdef"), |
| 1114 | STATIC_CHAR_VECTOR("\";"), 1000000); |
| 1115 | Vector<const uint8_t> source_t = ConstructSource( |
| 1116 | STATIC_CHAR_VECTOR("var t = \""), STATIC_CHAR_VECTOR("uvwxyz"), |
| 1117 | STATIC_CHAR_VECTOR("\"; s + t"), 999999); |
| 1118 | Handle<String> source_str = |
| 1119 | f->NewConsString(f->NewStringFromOneByte(source_s).ToHandleChecked(), |
| 1120 | f->NewStringFromOneByte(source_t).ToHandleChecked()) |
| 1121 | .ToHandleChecked(); |
| 1122 | |
| 1123 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1124 | ScriptData* cache = NULL; |
| 1125 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1126 | Handle<SharedFunctionInfo> orig = |
| 1127 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1128 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1129 | |
| 1130 | Handle<SharedFunctionInfo> copy; |
| 1131 | { |
| 1132 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1133 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1134 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1135 | } |
| 1136 | CHECK_NE(*orig, *copy); |
| 1137 | |
| 1138 | Handle<JSFunction> copy_fun = |
| 1139 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1140 | copy, isolate->native_context()); |
| 1141 | |
| 1142 | Handle<Object> copy_result = |
| 1143 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1144 | |
| 1145 | CHECK_EQ(6 * 1999999, Handle<String>::cast(copy_result)->length()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1146 | Handle<Object> property = JSReceiver::GetDataProperty( |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1147 | isolate->global_object(), f->NewStringFromAsciiChecked("s")); |
| 1148 | CHECK(isolate->heap()->InSpace(HeapObject::cast(*property), LO_SPACE)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1149 | property = JSReceiver::GetDataProperty(isolate->global_object(), |
| 1150 | f->NewStringFromAsciiChecked("t")); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1151 | CHECK(isolate->heap()->InSpace(HeapObject::cast(*property), LO_SPACE)); |
| 1152 | // Make sure we do not serialize too much, e.g. include the source string. |
| 1153 | CHECK_LT(cache->length(), 13000000); |
| 1154 | |
| 1155 | delete cache; |
| 1156 | source_s.Dispose(); |
| 1157 | source_t.Dispose(); |
| 1158 | } |
| 1159 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1160 | TEST(CodeSerializerThreeBigStrings) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1161 | FLAG_serialize_toplevel = true; |
| 1162 | LocalContext context; |
| 1163 | Isolate* isolate = CcTest::i_isolate(); |
| 1164 | Factory* f = isolate->factory(); |
| 1165 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1166 | |
| 1167 | v8::HandleScope scope(CcTest::isolate()); |
| 1168 | |
| 1169 | Vector<const uint8_t> source_a = |
| 1170 | ConstructSource(STATIC_CHAR_VECTOR("var a = \""), STATIC_CHAR_VECTOR("a"), |
| 1171 | STATIC_CHAR_VECTOR("\";"), 700000); |
| 1172 | Handle<String> source_a_str = |
| 1173 | f->NewStringFromOneByte(source_a).ToHandleChecked(); |
| 1174 | |
| 1175 | Vector<const uint8_t> source_b = |
| 1176 | ConstructSource(STATIC_CHAR_VECTOR("var b = \""), STATIC_CHAR_VECTOR("b"), |
| 1177 | STATIC_CHAR_VECTOR("\";"), 600000); |
| 1178 | Handle<String> source_b_str = |
| 1179 | f->NewStringFromOneByte(source_b).ToHandleChecked(); |
| 1180 | |
| 1181 | Vector<const uint8_t> source_c = |
| 1182 | ConstructSource(STATIC_CHAR_VECTOR("var c = \""), STATIC_CHAR_VECTOR("c"), |
| 1183 | STATIC_CHAR_VECTOR("\";"), 500000); |
| 1184 | Handle<String> source_c_str = |
| 1185 | f->NewStringFromOneByte(source_c).ToHandleChecked(); |
| 1186 | |
| 1187 | Handle<String> source_str = |
| 1188 | f->NewConsString( |
| 1189 | f->NewConsString(source_a_str, source_b_str).ToHandleChecked(), |
| 1190 | source_c_str).ToHandleChecked(); |
| 1191 | |
| 1192 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1193 | ScriptData* cache = NULL; |
| 1194 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1195 | Handle<SharedFunctionInfo> orig = |
| 1196 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1197 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1198 | |
| 1199 | Handle<SharedFunctionInfo> copy; |
| 1200 | { |
| 1201 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1202 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1203 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1204 | } |
| 1205 | CHECK_NE(*orig, *copy); |
| 1206 | |
| 1207 | Handle<JSFunction> copy_fun = |
| 1208 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1209 | copy, isolate->native_context()); |
| 1210 | |
| 1211 | USE(Execution::Call(isolate, copy_fun, global, 0, NULL)); |
| 1212 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1213 | v8::Maybe<int32_t> result = |
| 1214 | CompileRun("(a + b).length") |
| 1215 | ->Int32Value(v8::Isolate::GetCurrent()->GetCurrentContext()); |
| 1216 | CHECK_EQ(600000 + 700000, result.FromJust()); |
| 1217 | result = CompileRun("(b + c).length") |
| 1218 | ->Int32Value(v8::Isolate::GetCurrent()->GetCurrentContext()); |
| 1219 | CHECK_EQ(500000 + 600000, result.FromJust()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1220 | Heap* heap = isolate->heap(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1221 | v8::Local<v8::String> result_str = |
| 1222 | CompileRun("a") |
| 1223 | ->ToString(CcTest::isolate()->GetCurrentContext()) |
| 1224 | .ToLocalChecked(); |
| 1225 | CHECK(heap->InSpace(*v8::Utils::OpenHandle(*result_str), LO_SPACE)); |
| 1226 | result_str = CompileRun("b") |
| 1227 | ->ToString(CcTest::isolate()->GetCurrentContext()) |
| 1228 | .ToLocalChecked(); |
| 1229 | CHECK(heap->InSpace(*v8::Utils::OpenHandle(*result_str), OLD_SPACE)); |
| 1230 | result_str = CompileRun("c") |
| 1231 | ->ToString(CcTest::isolate()->GetCurrentContext()) |
| 1232 | .ToLocalChecked(); |
| 1233 | CHECK(heap->InSpace(*v8::Utils::OpenHandle(*result_str), OLD_SPACE)); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1234 | |
| 1235 | delete cache; |
| 1236 | source_a.Dispose(); |
| 1237 | source_b.Dispose(); |
| 1238 | source_c.Dispose(); |
| 1239 | } |
| 1240 | |
| 1241 | |
| 1242 | class SerializerOneByteResource |
| 1243 | : public v8::String::ExternalOneByteStringResource { |
| 1244 | public: |
| 1245 | SerializerOneByteResource(const char* data, size_t length) |
| 1246 | : data_(data), length_(length) {} |
| 1247 | virtual const char* data() const { return data_; } |
| 1248 | virtual size_t length() const { return length_; } |
| 1249 | |
| 1250 | private: |
| 1251 | const char* data_; |
| 1252 | size_t length_; |
| 1253 | }; |
| 1254 | |
| 1255 | |
| 1256 | class SerializerTwoByteResource : public v8::String::ExternalStringResource { |
| 1257 | public: |
| 1258 | SerializerTwoByteResource(const char* data, size_t length) |
| 1259 | : data_(AsciiToTwoByteString(data)), length_(length) {} |
| 1260 | ~SerializerTwoByteResource() { DeleteArray<const uint16_t>(data_); } |
| 1261 | |
| 1262 | virtual const uint16_t* data() const { return data_; } |
| 1263 | virtual size_t length() const { return length_; } |
| 1264 | |
| 1265 | private: |
| 1266 | const uint16_t* data_; |
| 1267 | size_t length_; |
| 1268 | }; |
| 1269 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1270 | TEST(CodeSerializerExternalString) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1271 | FLAG_serialize_toplevel = true; |
| 1272 | LocalContext context; |
| 1273 | Isolate* isolate = CcTest::i_isolate(); |
| 1274 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1275 | |
| 1276 | v8::HandleScope scope(CcTest::isolate()); |
| 1277 | |
| 1278 | // Obtain external internalized one-byte string. |
| 1279 | SerializerOneByteResource one_byte_resource("one_byte", 8); |
| 1280 | Handle<String> one_byte_string = |
| 1281 | isolate->factory()->NewStringFromAsciiChecked("one_byte"); |
| 1282 | one_byte_string = isolate->factory()->InternalizeString(one_byte_string); |
| 1283 | one_byte_string->MakeExternal(&one_byte_resource); |
| 1284 | CHECK(one_byte_string->IsExternalOneByteString()); |
| 1285 | CHECK(one_byte_string->IsInternalizedString()); |
| 1286 | |
| 1287 | // Obtain external internalized two-byte string. |
| 1288 | SerializerTwoByteResource two_byte_resource("two_byte", 8); |
| 1289 | Handle<String> two_byte_string = |
| 1290 | isolate->factory()->NewStringFromAsciiChecked("two_byte"); |
| 1291 | two_byte_string = isolate->factory()->InternalizeString(two_byte_string); |
| 1292 | two_byte_string->MakeExternal(&two_byte_resource); |
| 1293 | CHECK(two_byte_string->IsExternalTwoByteString()); |
| 1294 | CHECK(two_byte_string->IsInternalizedString()); |
| 1295 | |
| 1296 | const char* source = |
| 1297 | "var o = {} \n" |
| 1298 | "o.one_byte = 7; \n" |
| 1299 | "o.two_byte = 8; \n" |
| 1300 | "o.one_byte + o.two_byte; \n"; |
| 1301 | Handle<String> source_string = isolate->factory() |
| 1302 | ->NewStringFromUtf8(CStrVector(source)) |
| 1303 | .ToHandleChecked(); |
| 1304 | |
| 1305 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1306 | ScriptData* cache = NULL; |
| 1307 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1308 | Handle<SharedFunctionInfo> orig = |
| 1309 | CompileScript(isolate, source_string, Handle<String>(), &cache, |
| 1310 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1311 | |
| 1312 | Handle<SharedFunctionInfo> copy; |
| 1313 | { |
| 1314 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1315 | copy = CompileScript(isolate, source_string, Handle<String>(), &cache, |
| 1316 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1317 | } |
| 1318 | CHECK_NE(*orig, *copy); |
| 1319 | |
| 1320 | Handle<JSFunction> copy_fun = |
| 1321 | isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| 1322 | copy, isolate->native_context()); |
| 1323 | |
| 1324 | Handle<Object> copy_result = |
| 1325 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1326 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1327 | CHECK_EQ(15.0, copy_result->Number()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1328 | |
| 1329 | delete cache; |
| 1330 | } |
| 1331 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1332 | TEST(CodeSerializerLargeExternalString) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1333 | FLAG_serialize_toplevel = true; |
| 1334 | LocalContext context; |
| 1335 | Isolate* isolate = CcTest::i_isolate(); |
| 1336 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1337 | |
| 1338 | Factory* f = isolate->factory(); |
| 1339 | |
| 1340 | v8::HandleScope scope(CcTest::isolate()); |
| 1341 | |
| 1342 | // Create a huge external internalized string to use as variable name. |
| 1343 | Vector<const uint8_t> string = |
| 1344 | ConstructSource(STATIC_CHAR_VECTOR(""), STATIC_CHAR_VECTOR("abcdef"), |
| 1345 | STATIC_CHAR_VECTOR(""), 999999); |
| 1346 | Handle<String> name = f->NewStringFromOneByte(string).ToHandleChecked(); |
| 1347 | SerializerOneByteResource one_byte_resource( |
| 1348 | reinterpret_cast<const char*>(string.start()), string.length()); |
| 1349 | name = f->InternalizeString(name); |
| 1350 | name->MakeExternal(&one_byte_resource); |
| 1351 | CHECK(name->IsExternalOneByteString()); |
| 1352 | CHECK(name->IsInternalizedString()); |
| 1353 | CHECK(isolate->heap()->InSpace(*name, LO_SPACE)); |
| 1354 | |
| 1355 | // Create the source, which is "var <literal> = 42; <literal>". |
| 1356 | Handle<String> source_str = |
| 1357 | f->NewConsString( |
| 1358 | f->NewConsString(f->NewStringFromAsciiChecked("var "), name) |
| 1359 | .ToHandleChecked(), |
| 1360 | f->NewConsString(f->NewStringFromAsciiChecked(" = 42; "), name) |
| 1361 | .ToHandleChecked()).ToHandleChecked(); |
| 1362 | |
| 1363 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1364 | ScriptData* cache = NULL; |
| 1365 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1366 | Handle<SharedFunctionInfo> orig = |
| 1367 | CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1368 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1369 | |
| 1370 | Handle<SharedFunctionInfo> copy; |
| 1371 | { |
| 1372 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1373 | copy = CompileScript(isolate, source_str, Handle<String>(), &cache, |
| 1374 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1375 | } |
| 1376 | CHECK_NE(*orig, *copy); |
| 1377 | |
| 1378 | Handle<JSFunction> copy_fun = |
| 1379 | f->NewFunctionFromSharedFunctionInfo(copy, isolate->native_context()); |
| 1380 | |
| 1381 | Handle<Object> copy_result = |
| 1382 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1383 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1384 | CHECK_EQ(42.0, copy_result->Number()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1385 | |
| 1386 | delete cache; |
| 1387 | string.Dispose(); |
| 1388 | } |
| 1389 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1390 | TEST(CodeSerializerExternalScriptName) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1391 | FLAG_serialize_toplevel = true; |
| 1392 | LocalContext context; |
| 1393 | Isolate* isolate = CcTest::i_isolate(); |
| 1394 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1395 | |
| 1396 | Factory* f = isolate->factory(); |
| 1397 | |
| 1398 | v8::HandleScope scope(CcTest::isolate()); |
| 1399 | |
| 1400 | const char* source = |
| 1401 | "var a = [1, 2, 3, 4];" |
| 1402 | "a.reduce(function(x, y) { return x + y }, 0)"; |
| 1403 | |
| 1404 | Handle<String> source_string = |
| 1405 | f->NewStringFromUtf8(CStrVector(source)).ToHandleChecked(); |
| 1406 | |
| 1407 | const SerializerOneByteResource one_byte_resource("one_byte", 8); |
| 1408 | Handle<String> name = |
| 1409 | f->NewExternalStringFromOneByte(&one_byte_resource).ToHandleChecked(); |
| 1410 | CHECK(name->IsExternalOneByteString()); |
| 1411 | CHECK(!name->IsInternalizedString()); |
| 1412 | |
| 1413 | Handle<JSObject> global(isolate->context()->global_object()); |
| 1414 | ScriptData* cache = NULL; |
| 1415 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1416 | Handle<SharedFunctionInfo> orig = |
| 1417 | CompileScript(isolate, source_string, name, &cache, |
| 1418 | v8::ScriptCompiler::kProduceCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1419 | |
| 1420 | Handle<SharedFunctionInfo> copy; |
| 1421 | { |
| 1422 | DisallowCompilation no_compile_expected(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1423 | copy = CompileScript(isolate, source_string, name, &cache, |
| 1424 | v8::ScriptCompiler::kConsumeCodeCache); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1425 | } |
| 1426 | CHECK_NE(*orig, *copy); |
| 1427 | |
| 1428 | Handle<JSFunction> copy_fun = |
| 1429 | f->NewFunctionFromSharedFunctionInfo(copy, isolate->native_context()); |
| 1430 | |
| 1431 | Handle<Object> copy_result = |
| 1432 | Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| 1433 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1434 | CHECK_EQ(10.0, copy_result->Number()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1435 | |
| 1436 | delete cache; |
| 1437 | } |
| 1438 | |
| 1439 | |
| 1440 | static bool toplevel_test_code_event_found = false; |
| 1441 | |
| 1442 | |
| 1443 | static void SerializerCodeEventListener(const v8::JitCodeEvent* event) { |
| 1444 | if (event->type == v8::JitCodeEvent::CODE_ADDED && |
| 1445 | memcmp(event->name.str, "Script:~test", 12) == 0) { |
| 1446 | toplevel_test_code_event_found = true; |
| 1447 | } |
| 1448 | } |
| 1449 | |
| 1450 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1451 | v8::ScriptCompiler::CachedData* ProduceCache(const char* source) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1452 | v8::ScriptCompiler::CachedData* cache; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1453 | v8::Isolate::CreateParams create_params; |
| 1454 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1455 | v8::Isolate* isolate1 = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1456 | { |
| 1457 | v8::Isolate::Scope iscope(isolate1); |
| 1458 | v8::HandleScope scope(isolate1); |
| 1459 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 1460 | v8::Context::Scope context_scope(context); |
| 1461 | |
| 1462 | v8::Local<v8::String> source_str = v8_str(source); |
| 1463 | v8::ScriptOrigin origin(v8_str("test")); |
| 1464 | v8::ScriptCompiler::Source source(source_str, origin); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1465 | v8::Local<v8::UnboundScript> script = |
| 1466 | v8::ScriptCompiler::CompileUnboundScript( |
| 1467 | isolate1, &source, v8::ScriptCompiler::kProduceCodeCache) |
| 1468 | .ToLocalChecked(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1469 | const v8::ScriptCompiler::CachedData* data = source.GetCachedData(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1470 | CHECK(data); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1471 | // Persist cached data. |
| 1472 | uint8_t* buffer = NewArray<uint8_t>(data->length); |
| 1473 | MemCopy(buffer, data->data, data->length); |
| 1474 | cache = new v8::ScriptCompiler::CachedData( |
| 1475 | buffer, data->length, v8::ScriptCompiler::CachedData::BufferOwned); |
| 1476 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1477 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1478 | ->Run(isolate1->GetCurrentContext()) |
| 1479 | .ToLocalChecked(); |
| 1480 | v8::Local<v8::String> result_string = |
| 1481 | result->ToString(isolate1->GetCurrentContext()).ToLocalChecked(); |
| 1482 | CHECK(result_string->Equals(isolate1->GetCurrentContext(), v8_str("abcdef")) |
| 1483 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1484 | } |
| 1485 | isolate1->Dispose(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1486 | return cache; |
| 1487 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1488 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1489 | TEST(CodeSerializerIsolates) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1490 | FLAG_serialize_toplevel = true; |
| 1491 | |
| 1492 | const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
| 1493 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
| 1494 | |
| 1495 | v8::Isolate::CreateParams create_params; |
| 1496 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1497 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1498 | isolate2->SetJitCodeEventHandler(v8::kJitCodeEventDefault, |
| 1499 | SerializerCodeEventListener); |
| 1500 | toplevel_test_code_event_found = false; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1501 | { |
| 1502 | v8::Isolate::Scope iscope(isolate2); |
| 1503 | v8::HandleScope scope(isolate2); |
| 1504 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1505 | v8::Context::Scope context_scope(context); |
| 1506 | |
| 1507 | v8::Local<v8::String> source_str = v8_str(source); |
| 1508 | v8::ScriptOrigin origin(v8_str("test")); |
| 1509 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1510 | v8::Local<v8::UnboundScript> script; |
| 1511 | { |
| 1512 | DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1513 | script = v8::ScriptCompiler::CompileUnboundScript( |
| 1514 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1515 | .ToLocalChecked(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1516 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1517 | CHECK(!cache->rejected); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1518 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1519 | ->Run(isolate2->GetCurrentContext()) |
| 1520 | .ToLocalChecked(); |
| 1521 | CHECK(result->ToString(isolate2->GetCurrentContext()) |
| 1522 | .ToLocalChecked() |
| 1523 | ->Equals(isolate2->GetCurrentContext(), v8_str("abcdef")) |
| 1524 | .FromJust()); |
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 | CHECK(toplevel_test_code_event_found); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1527 | isolate2->Dispose(); |
| 1528 | } |
| 1529 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1530 | TEST(CodeSerializerFlagChange) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1531 | FLAG_serialize_toplevel = true; |
| 1532 | |
| 1533 | const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1534 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1535 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1536 | v8::Isolate::CreateParams create_params; |
| 1537 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1538 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1539 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1540 | FLAG_allow_natives_syntax = true; // Flag change should trigger cache reject. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1541 | FlagList::EnforceFlagImplications(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1542 | { |
| 1543 | v8::Isolate::Scope iscope(isolate2); |
| 1544 | v8::HandleScope scope(isolate2); |
| 1545 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1546 | v8::Context::Scope context_scope(context); |
| 1547 | |
| 1548 | v8::Local<v8::String> source_str = v8_str(source); |
| 1549 | v8::ScriptOrigin origin(v8_str("test")); |
| 1550 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1551 | v8::ScriptCompiler::CompileUnboundScript( |
| 1552 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1553 | .ToLocalChecked(); |
| 1554 | CHECK(cache->rejected); |
| 1555 | } |
| 1556 | isolate2->Dispose(); |
| 1557 | } |
| 1558 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1559 | TEST(CodeSerializerBitFlip) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1560 | FLAG_serialize_toplevel = true; |
| 1561 | |
| 1562 | const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
| 1563 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
| 1564 | |
| 1565 | // Random bit flip. |
| 1566 | const_cast<uint8_t*>(cache->data)[337] ^= 0x40; |
| 1567 | |
| 1568 | v8::Isolate::CreateParams create_params; |
| 1569 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1570 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
| 1571 | { |
| 1572 | v8::Isolate::Scope iscope(isolate2); |
| 1573 | v8::HandleScope scope(isolate2); |
| 1574 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1575 | v8::Context::Scope context_scope(context); |
| 1576 | |
| 1577 | v8::Local<v8::String> source_str = v8_str(source); |
| 1578 | v8::ScriptOrigin origin(v8_str("test")); |
| 1579 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1580 | v8::ScriptCompiler::CompileUnboundScript( |
| 1581 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1582 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1583 | CHECK(cache->rejected); |
| 1584 | } |
| 1585 | isolate2->Dispose(); |
| 1586 | } |
| 1587 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1588 | TEST(CodeSerializerWithHarmonyScoping) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1589 | FLAG_serialize_toplevel = true; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1590 | |
| 1591 | const char* source1 = "'use strict'; let x = 'X'"; |
| 1592 | const char* source2 = "'use strict'; let y = 'Y'"; |
| 1593 | const char* source3 = "'use strict'; x + y"; |
| 1594 | |
| 1595 | v8::ScriptCompiler::CachedData* cache; |
| 1596 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1597 | v8::Isolate::CreateParams create_params; |
| 1598 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1599 | v8::Isolate* isolate1 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1600 | { |
| 1601 | v8::Isolate::Scope iscope(isolate1); |
| 1602 | v8::HandleScope scope(isolate1); |
| 1603 | v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| 1604 | v8::Context::Scope context_scope(context); |
| 1605 | |
| 1606 | CompileRun(source1); |
| 1607 | CompileRun(source2); |
| 1608 | |
| 1609 | v8::Local<v8::String> source_str = v8_str(source3); |
| 1610 | v8::ScriptOrigin origin(v8_str("test")); |
| 1611 | v8::ScriptCompiler::Source source(source_str, origin); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1612 | v8::Local<v8::UnboundScript> script = |
| 1613 | v8::ScriptCompiler::CompileUnboundScript( |
| 1614 | isolate1, &source, v8::ScriptCompiler::kProduceCodeCache) |
| 1615 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1616 | const v8::ScriptCompiler::CachedData* data = source.GetCachedData(); |
| 1617 | CHECK(data); |
| 1618 | // Persist cached data. |
| 1619 | uint8_t* buffer = NewArray<uint8_t>(data->length); |
| 1620 | MemCopy(buffer, data->data, data->length); |
| 1621 | cache = new v8::ScriptCompiler::CachedData( |
| 1622 | buffer, data->length, v8::ScriptCompiler::CachedData::BufferOwned); |
| 1623 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1624 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1625 | ->Run(isolate1->GetCurrentContext()) |
| 1626 | .ToLocalChecked(); |
| 1627 | v8::Local<v8::String> result_str = |
| 1628 | result->ToString(isolate1->GetCurrentContext()).ToLocalChecked(); |
| 1629 | CHECK(result_str->Equals(isolate1->GetCurrentContext(), v8_str("XY")) |
| 1630 | .FromJust()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1631 | } |
| 1632 | isolate1->Dispose(); |
| 1633 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1634 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1635 | { |
| 1636 | v8::Isolate::Scope iscope(isolate2); |
| 1637 | v8::HandleScope scope(isolate2); |
| 1638 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1639 | v8::Context::Scope context_scope(context); |
| 1640 | |
| 1641 | // Reverse order of prior running scripts. |
| 1642 | CompileRun(source2); |
| 1643 | CompileRun(source1); |
| 1644 | |
| 1645 | v8::Local<v8::String> source_str = v8_str(source3); |
| 1646 | v8::ScriptOrigin origin(v8_str("test")); |
| 1647 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1648 | v8::Local<v8::UnboundScript> script; |
| 1649 | { |
| 1650 | DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1651 | script = v8::ScriptCompiler::CompileUnboundScript( |
| 1652 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1653 | .ToLocalChecked(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1654 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1655 | v8::Local<v8::Value> result = script->BindToCurrentContext() |
| 1656 | ->Run(isolate2->GetCurrentContext()) |
| 1657 | .ToLocalChecked(); |
| 1658 | v8::Local<v8::String> result_str = |
| 1659 | result->ToString(isolate2->GetCurrentContext()).ToLocalChecked(); |
| 1660 | CHECK(result_str->Equals(isolate2->GetCurrentContext(), v8_str("XY")) |
| 1661 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1662 | } |
| 1663 | isolate2->Dispose(); |
| 1664 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1665 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1666 | TEST(CodeSerializerInternalReference) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1667 | #if V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_ARM64 |
| 1668 | return; |
| 1669 | #endif |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1670 | // In ignition there are only relative jumps, so the following code |
| 1671 | // would not have any internal references. This test is not relevant |
| 1672 | // for ignition. |
| 1673 | if (FLAG_ignition) { |
| 1674 | return; |
| 1675 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1676 | // Disable experimental natives that are loaded after deserialization. |
| 1677 | FLAG_function_context_specialization = false; |
| 1678 | FLAG_always_opt = true; |
| 1679 | const char* flag = "--turbo-filter=foo"; |
| 1680 | FlagList::SetFlagsFromString(flag, StrLength(flag)); |
| 1681 | |
| 1682 | const char* source = |
| 1683 | "var foo = (function(stdlib, foreign, heap) {" |
| 1684 | " function foo(i) {" |
| 1685 | " i = i|0;" |
| 1686 | " var j = 0;" |
| 1687 | " switch (i) {" |
| 1688 | " case 0:" |
| 1689 | " case 1: j = 1; break;" |
| 1690 | " case 2:" |
| 1691 | " case 3: j = 2; break;" |
| 1692 | " case 4:" |
| 1693 | " case 5: j = foo(3) + 1; break;" |
| 1694 | " default: j = 0; break;" |
| 1695 | " }" |
| 1696 | " return j + 10;" |
| 1697 | " }" |
| 1698 | " return { foo: foo };" |
| 1699 | "})(this, {}, undefined).foo;" |
| 1700 | "foo(1);"; |
| 1701 | |
| 1702 | v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source); |
| 1703 | CHECK(data.data); |
| 1704 | |
| 1705 | v8::Isolate::CreateParams params; |
| 1706 | params.snapshot_blob = &data; |
| 1707 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1708 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 1709 | { |
| 1710 | v8::Isolate::Scope i_scope(isolate); |
| 1711 | v8::HandleScope h_scope(isolate); |
| 1712 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 1713 | delete[] data.data; // We can dispose of the snapshot blob now. |
| 1714 | v8::Context::Scope c_scope(context); |
| 1715 | v8::Local<v8::Function> foo = |
| 1716 | v8::Local<v8::Function>::Cast(CompileRun("foo")); |
| 1717 | |
| 1718 | // There are at least 6 internal references. |
| 1719 | int mask = RelocInfo::ModeMask(RelocInfo::INTERNAL_REFERENCE) | |
| 1720 | RelocInfo::ModeMask(RelocInfo::INTERNAL_REFERENCE_ENCODED); |
| 1721 | RelocIterator it( |
| 1722 | Handle<JSFunction>::cast(v8::Utils::OpenHandle(*foo))->code(), mask); |
| 1723 | for (int i = 0; i < 6; ++i) { |
| 1724 | CHECK(!it.done()); |
| 1725 | it.next(); |
| 1726 | } |
| 1727 | |
| 1728 | CHECK(Handle<JSFunction>::cast(v8::Utils::OpenHandle(*foo)) |
| 1729 | ->code() |
| 1730 | ->is_turbofanned()); |
| 1731 | CHECK_EQ(11, CompileRun("foo(0)") |
| 1732 | ->Int32Value(isolate->GetCurrentContext()) |
| 1733 | .FromJust()); |
| 1734 | CHECK_EQ(11, CompileRun("foo(1)") |
| 1735 | ->Int32Value(isolate->GetCurrentContext()) |
| 1736 | .FromJust()); |
| 1737 | CHECK_EQ(12, CompileRun("foo(2)") |
| 1738 | ->Int32Value(isolate->GetCurrentContext()) |
| 1739 | .FromJust()); |
| 1740 | CHECK_EQ(12, CompileRun("foo(3)") |
| 1741 | ->Int32Value(isolate->GetCurrentContext()) |
| 1742 | .FromJust()); |
| 1743 | CHECK_EQ(23, CompileRun("foo(4)") |
| 1744 | ->Int32Value(isolate->GetCurrentContext()) |
| 1745 | .FromJust()); |
| 1746 | CHECK_EQ(23, CompileRun("foo(5)") |
| 1747 | ->Int32Value(isolate->GetCurrentContext()) |
| 1748 | .FromJust()); |
| 1749 | CHECK_EQ(10, CompileRun("foo(6)") |
| 1750 | ->Int32Value(isolate->GetCurrentContext()) |
| 1751 | .FromJust()); |
| 1752 | } |
| 1753 | isolate->Dispose(); |
| 1754 | } |
| 1755 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1756 | TEST(CodeSerializerEagerCompilationAndPreAge) { |
| 1757 | if (FLAG_ignition) return; |
| 1758 | |
| 1759 | FLAG_lazy = true; |
| 1760 | FLAG_serialize_toplevel = true; |
| 1761 | FLAG_serialize_age_code = true; |
| 1762 | FLAG_serialize_eager = true; |
| 1763 | FLAG_min_preparse_length = 1; |
| 1764 | |
| 1765 | static const char* source = |
| 1766 | "function f() {" |
| 1767 | " function g() {" |
| 1768 | " return 1;" |
| 1769 | " }" |
| 1770 | " return g();" |
| 1771 | "}" |
| 1772 | "'abcdef';"; |
| 1773 | |
| 1774 | v8::ScriptCompiler::CachedData* cache = ProduceCache(source); |
| 1775 | |
| 1776 | v8::Isolate::CreateParams create_params; |
| 1777 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1778 | v8::Isolate* isolate2 = v8::Isolate::New(create_params); |
| 1779 | { |
| 1780 | v8::Isolate::Scope iscope(isolate2); |
| 1781 | v8::HandleScope scope(isolate2); |
| 1782 | v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| 1783 | v8::Context::Scope context_scope(context); |
| 1784 | |
| 1785 | v8::Local<v8::String> source_str = v8_str(source); |
| 1786 | v8::ScriptOrigin origin(v8_str("test")); |
| 1787 | v8::ScriptCompiler::Source source(source_str, origin, cache); |
| 1788 | v8::Local<v8::UnboundScript> unbound = |
| 1789 | v8::ScriptCompiler::CompileUnboundScript( |
| 1790 | isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache) |
| 1791 | .ToLocalChecked(); |
| 1792 | |
| 1793 | CHECK(!cache->rejected); |
| 1794 | |
| 1795 | Isolate* i_isolate = reinterpret_cast<Isolate*>(isolate2); |
| 1796 | HandleScope i_scope(i_isolate); |
| 1797 | Handle<SharedFunctionInfo> toplevel = v8::Utils::OpenHandle(*unbound); |
| 1798 | Handle<Script> script(Script::cast(toplevel->script())); |
| 1799 | WeakFixedArray::Iterator iterator(script->shared_function_infos()); |
| 1800 | // Every function has been pre-compiled from the code cache. |
| 1801 | int count = 0; |
| 1802 | while (SharedFunctionInfo* shared = iterator.Next<SharedFunctionInfo>()) { |
| 1803 | CHECK(shared->is_compiled()); |
| 1804 | CHECK_EQ(Code::kPreAgedCodeAge, shared->code()->GetAge()); |
| 1805 | count++; |
| 1806 | } |
| 1807 | CHECK_EQ(3, count); |
| 1808 | } |
| 1809 | isolate2->Dispose(); |
| 1810 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1811 | |
| 1812 | TEST(Regress503552) { |
| 1813 | // Test that the code serializer can deal with weak cells that form a linked |
| 1814 | // list during incremental marking. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1815 | CcTest::InitializeVM(); |
| 1816 | Isolate* isolate = CcTest::i_isolate(); |
| 1817 | |
| 1818 | HandleScope scope(isolate); |
| 1819 | Handle<String> source = isolate->factory()->NewStringFromAsciiChecked( |
| 1820 | "function f() {} function g() {}"); |
| 1821 | ScriptData* script_data = NULL; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1822 | Handle<SharedFunctionInfo> shared = Compiler::GetSharedFunctionInfoForScript( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1823 | source, Handle<String>(), 0, 0, v8::ScriptOriginOptions(), |
| 1824 | Handle<Object>(), Handle<Context>(isolate->native_context()), NULL, |
| 1825 | &script_data, v8::ScriptCompiler::kProduceCodeCache, NOT_NATIVES_CODE, |
| 1826 | false); |
| 1827 | delete script_data; |
| 1828 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1829 | heap::SimulateIncrementalMarking(isolate->heap()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1830 | |
| 1831 | script_data = CodeSerializer::Serialize(isolate, shared, source); |
| 1832 | delete script_data; |
| 1833 | } |
| 1834 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1835 | #if V8_TARGET_ARCH_X64 |
| 1836 | TEST(CodeSerializerCell) { |
| 1837 | FLAG_serialize_toplevel = true; |
| 1838 | LocalContext context; |
| 1839 | Isolate* isolate = CcTest::i_isolate(); |
| 1840 | isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| 1841 | |
| 1842 | v8::HandleScope scope(CcTest::isolate()); |
| 1843 | |
| 1844 | size_t actual_size; |
| 1845 | byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| 1846 | Assembler::kMinimalBufferSize, &actual_size, true)); |
| 1847 | CHECK(buffer); |
| 1848 | HandleScope handles(isolate); |
| 1849 | |
| 1850 | MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size), |
| 1851 | v8::internal::CodeObjectRequired::kYes); |
| 1852 | assembler.enable_serializer(); |
| 1853 | Handle<HeapNumber> number = isolate->factory()->NewHeapNumber(0.3); |
| 1854 | CHECK(isolate->heap()->InNewSpace(*number)); |
| 1855 | MacroAssembler* masm = &assembler; |
| 1856 | masm->MoveHeapObject(rax, number); |
| 1857 | masm->ret(0); |
| 1858 | CodeDesc desc; |
| 1859 | masm->GetCode(&desc); |
| 1860 | Handle<Code> code = isolate->factory()->NewCode( |
| 1861 | desc, Code::ComputeFlags(Code::FUNCTION), masm->CodeObject()); |
| 1862 | code->set_has_reloc_info_for_serialization(true); |
| 1863 | |
| 1864 | RelocIterator rit1(*code, 1 << RelocInfo::CELL); |
| 1865 | CHECK_EQ(*number, rit1.rinfo()->target_cell()->value()); |
| 1866 | |
| 1867 | Handle<String> source = isolate->factory()->empty_string(); |
| 1868 | Handle<SharedFunctionInfo> sfi = |
| 1869 | isolate->factory()->NewSharedFunctionInfo(source, code, false); |
| 1870 | ScriptData* script_data = CodeSerializer::Serialize(isolate, sfi, source); |
| 1871 | |
| 1872 | Handle<SharedFunctionInfo> copy = |
| 1873 | CodeSerializer::Deserialize(isolate, script_data, source) |
| 1874 | .ToHandleChecked(); |
| 1875 | RelocIterator rit2(copy->code(), 1 << RelocInfo::CELL); |
| 1876 | CHECK(rit2.rinfo()->target_cell()->IsCell()); |
| 1877 | Handle<Cell> cell(rit2.rinfo()->target_cell()); |
| 1878 | CHECK(cell->value()->IsHeapNumber()); |
| 1879 | CHECK_EQ(0.3, HeapNumber::cast(cell->value())->value()); |
| 1880 | |
| 1881 | delete script_data; |
| 1882 | } |
| 1883 | #endif // V8_TARGET_ARCH_X64 |
| 1884 | |
| 1885 | TEST(SnapshotCreatorMultipleContexts) { |
| 1886 | DisableTurbofan(); |
| 1887 | v8::StartupData blob; |
| 1888 | { |
| 1889 | v8::SnapshotCreator creator; |
| 1890 | v8::Isolate* isolate = creator.GetIsolate(); |
| 1891 | { |
| 1892 | v8::HandleScope handle_scope(isolate); |
| 1893 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 1894 | v8::Context::Scope context_scope(context); |
| 1895 | CompileRun("var f = function() { return 1; }"); |
| 1896 | CHECK_EQ(0, creator.AddContext(context)); |
| 1897 | } |
| 1898 | { |
| 1899 | v8::HandleScope handle_scope(isolate); |
| 1900 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 1901 | v8::Context::Scope context_scope(context); |
| 1902 | CompileRun("var f = function() { return 2; }"); |
| 1903 | CHECK_EQ(1, creator.AddContext(context)); |
| 1904 | } |
| 1905 | { |
| 1906 | v8::HandleScope handle_scope(isolate); |
| 1907 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 1908 | CHECK_EQ(2, creator.AddContext(context)); |
| 1909 | } |
| 1910 | blob = |
| 1911 | creator.CreateBlob(v8::SnapshotCreator::FunctionCodeHandling::kClear); |
| 1912 | } |
| 1913 | |
| 1914 | v8::Isolate::CreateParams params; |
| 1915 | params.snapshot_blob = &blob; |
| 1916 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1917 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 1918 | { |
| 1919 | v8::Isolate::Scope isolate_scope(isolate); |
| 1920 | v8::ExtensionConfiguration* no_extension = nullptr; |
| 1921 | v8::Local<v8::ObjectTemplate> no_template = v8::Local<v8::ObjectTemplate>(); |
| 1922 | v8::Local<v8::Value> no_object = v8::Local<v8::Value>(); |
| 1923 | { |
| 1924 | v8::HandleScope handle_scope(isolate); |
| 1925 | v8::Local<v8::Context> context = |
| 1926 | v8::Context::New(isolate, no_extension, no_template, no_object, 0); |
| 1927 | v8::Context::Scope context_scope(context); |
| 1928 | ExpectInt32("f()", 1); |
| 1929 | } |
| 1930 | { |
| 1931 | v8::HandleScope handle_scope(isolate); |
| 1932 | v8::Local<v8::Context> context = |
| 1933 | v8::Context::New(isolate, no_extension, no_template, no_object, 1); |
| 1934 | v8::Context::Scope context_scope(context); |
| 1935 | ExpectInt32("f()", 2); |
| 1936 | } |
| 1937 | { |
| 1938 | v8::HandleScope handle_scope(isolate); |
| 1939 | v8::Local<v8::Context> context = |
| 1940 | v8::Context::New(isolate, no_extension, no_template, no_object, 2); |
| 1941 | v8::Context::Scope context_scope(context); |
| 1942 | ExpectUndefined("this.f"); |
| 1943 | } |
| 1944 | } |
| 1945 | |
| 1946 | isolate->Dispose(); |
| 1947 | delete[] blob.data; |
| 1948 | } |
| 1949 | |
| 1950 | static void SerializedCallback( |
| 1951 | const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 1952 | args.GetReturnValue().Set(v8_num(42)); |
| 1953 | } |
| 1954 | |
| 1955 | static void SerializedCallbackReplacement( |
| 1956 | const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 1957 | args.GetReturnValue().Set(v8_num(1337)); |
| 1958 | } |
| 1959 | |
| 1960 | intptr_t original_external_references[] = { |
| 1961 | reinterpret_cast<intptr_t>(SerializedCallback), 0}; |
| 1962 | |
| 1963 | intptr_t replaced_external_references[] = { |
| 1964 | reinterpret_cast<intptr_t>(SerializedCallbackReplacement), 0}; |
| 1965 | |
| 1966 | TEST(SnapshotCreatorExternalReferences) { |
| 1967 | DisableTurbofan(); |
| 1968 | v8::StartupData blob; |
| 1969 | { |
| 1970 | v8::SnapshotCreator creator(original_external_references); |
| 1971 | v8::Isolate* isolate = creator.GetIsolate(); |
| 1972 | { |
| 1973 | v8::HandleScope handle_scope(isolate); |
| 1974 | v8::Local<v8::Context> context = v8::Context::New(isolate); |
| 1975 | v8::Context::Scope context_scope(context); |
| 1976 | v8::Local<v8::FunctionTemplate> callback = |
| 1977 | v8::FunctionTemplate::New(isolate, SerializedCallback); |
| 1978 | v8::Local<v8::Value> function = |
| 1979 | callback->GetFunction(context).ToLocalChecked(); |
| 1980 | CHECK(context->Global()->Set(context, v8_str("f"), function).FromJust()); |
| 1981 | ExpectInt32("f()", 42); |
| 1982 | CHECK_EQ(0, creator.AddContext(context)); |
| 1983 | } |
| 1984 | blob = |
| 1985 | creator.CreateBlob(v8::SnapshotCreator::FunctionCodeHandling::kClear); |
| 1986 | } |
| 1987 | |
| 1988 | // Deserialize with the original external reference. |
| 1989 | { |
| 1990 | v8::Isolate::CreateParams params; |
| 1991 | params.snapshot_blob = &blob; |
| 1992 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 1993 | params.external_references = original_external_references; |
| 1994 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 1995 | { |
| 1996 | v8::Isolate::Scope isolate_scope(isolate); |
| 1997 | v8::HandleScope handle_scope(isolate); |
| 1998 | v8::ExtensionConfiguration* no_extension = nullptr; |
| 1999 | v8::Local<v8::ObjectTemplate> no_template = |
| 2000 | v8::Local<v8::ObjectTemplate>(); |
| 2001 | v8::Local<v8::Value> no_object = v8::Local<v8::Value>(); |
| 2002 | v8::Local<v8::Context> context = |
| 2003 | v8::Context::New(isolate, no_extension, no_template, no_object, 0); |
| 2004 | v8::Context::Scope context_scope(context); |
| 2005 | ExpectInt32("f()", 42); |
| 2006 | } |
| 2007 | isolate->Dispose(); |
| 2008 | } |
| 2009 | |
| 2010 | // Deserialize with the some other external reference. |
| 2011 | { |
| 2012 | v8::Isolate::CreateParams params; |
| 2013 | params.snapshot_blob = &blob; |
| 2014 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 2015 | params.external_references = replaced_external_references; |
| 2016 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 2017 | { |
| 2018 | v8::Isolate::Scope isolate_scope(isolate); |
| 2019 | v8::HandleScope handle_scope(isolate); |
| 2020 | v8::ExtensionConfiguration* no_extension = nullptr; |
| 2021 | v8::Local<v8::ObjectTemplate> no_template = |
| 2022 | v8::Local<v8::ObjectTemplate>(); |
| 2023 | v8::Local<v8::Value> no_object = v8::Local<v8::Value>(); |
| 2024 | v8::Local<v8::Context> context = |
| 2025 | v8::Context::New(isolate, no_extension, no_template, no_object, 0); |
| 2026 | v8::Context::Scope context_scope(context); |
| 2027 | ExpectInt32("f()", 1337); |
| 2028 | } |
| 2029 | isolate->Dispose(); |
| 2030 | } |
| 2031 | delete[] blob.data; |
| 2032 | } |
| 2033 | |
| 2034 | TEST(SnapshotCreatorTemplates) { |
| 2035 | DisableTurbofan(); |
| 2036 | v8::StartupData blob; |
| 2037 | { |
| 2038 | v8::SnapshotCreator creator(original_external_references); |
| 2039 | v8::Isolate* isolate = creator.GetIsolate(); |
| 2040 | { |
| 2041 | v8::HandleScope handle_scope(isolate); |
| 2042 | v8::ExtensionConfiguration* no_extension = nullptr; |
| 2043 | v8::Local<v8::ObjectTemplate> global_template = |
| 2044 | v8::ObjectTemplate::New(isolate); |
| 2045 | v8::Local<v8::FunctionTemplate> callback = |
| 2046 | v8::FunctionTemplate::New(isolate, SerializedCallback); |
| 2047 | global_template->Set(v8_str("f"), callback); |
| 2048 | v8::Local<v8::Context> context = |
| 2049 | v8::Context::New(isolate, no_extension, global_template); |
| 2050 | v8::Context::Scope context_scope(context); |
| 2051 | ExpectInt32("f()", 42); |
| 2052 | CHECK_EQ(0, creator.AddContext(context)); |
| 2053 | CHECK_EQ(0, creator.AddTemplate(callback)); |
| 2054 | CHECK_EQ(1, creator.AddTemplate(global_template)); |
| 2055 | } |
| 2056 | blob = |
| 2057 | creator.CreateBlob(v8::SnapshotCreator::FunctionCodeHandling::kClear); |
| 2058 | } |
| 2059 | |
| 2060 | { |
| 2061 | v8::Isolate::CreateParams params; |
| 2062 | params.snapshot_blob = &blob; |
| 2063 | params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 2064 | params.external_references = original_external_references; |
| 2065 | v8::Isolate* isolate = v8::Isolate::New(params); |
| 2066 | { |
| 2067 | v8::Isolate::Scope isolate_scope(isolate); |
| 2068 | { |
| 2069 | // Create a new context without a new object template. |
| 2070 | v8::HandleScope handle_scope(isolate); |
| 2071 | v8::ExtensionConfiguration* no_extension = nullptr; |
| 2072 | v8::Local<v8::ObjectTemplate> no_template = |
| 2073 | v8::Local<v8::ObjectTemplate>(); |
| 2074 | v8::Local<v8::Value> no_object = v8::Local<v8::Value>(); |
| 2075 | v8::Local<v8::Context> context = |
| 2076 | v8::Context::New(isolate, no_extension, no_template, no_object, 0); |
| 2077 | v8::Context::Scope context_scope(context); |
| 2078 | ExpectInt32("f()", 42); |
| 2079 | |
| 2080 | // Retrieve the snapshotted object template. |
| 2081 | v8::Local<v8::ObjectTemplate> obj_template = |
| 2082 | v8::ObjectTemplate::FromSnapshot(isolate, 1); |
| 2083 | CHECK(!obj_template.IsEmpty()); |
| 2084 | v8::Local<v8::Object> object = |
| 2085 | obj_template->NewInstance(context).ToLocalChecked(); |
| 2086 | CHECK(context->Global()->Set(context, v8_str("o"), object).FromJust()); |
| 2087 | ExpectInt32("o.f()", 42); |
| 2088 | // Check that it instantiates to the same prototype. |
| 2089 | ExpectTrue("o.f.prototype === f.prototype"); |
| 2090 | |
| 2091 | // Retrieve the snapshotted function template. |
| 2092 | v8::Local<v8::FunctionTemplate> fun_template = |
| 2093 | v8::FunctionTemplate::FromSnapshot(isolate, 0); |
| 2094 | CHECK(!fun_template.IsEmpty()); |
| 2095 | v8::Local<v8::Function> fun = |
| 2096 | fun_template->GetFunction(context).ToLocalChecked(); |
| 2097 | CHECK(context->Global()->Set(context, v8_str("g"), fun).FromJust()); |
| 2098 | ExpectInt32("g()", 42); |
| 2099 | // Check that it instantiates to the same prototype. |
| 2100 | ExpectTrue("g.prototype === f.prototype"); |
| 2101 | } |
| 2102 | |
| 2103 | { |
| 2104 | // Create a context with a new object template. It is merged into the |
| 2105 | // deserialized global object. |
| 2106 | v8::HandleScope handle_scope(isolate); |
| 2107 | v8::ExtensionConfiguration* no_extension = nullptr; |
| 2108 | v8::Local<v8::ObjectTemplate> global_template = |
| 2109 | v8::ObjectTemplate::New(isolate); |
| 2110 | global_template->Set( |
| 2111 | v8_str("g"), |
| 2112 | v8::FunctionTemplate::New(isolate, SerializedCallbackReplacement)); |
| 2113 | v8::Local<v8::Value> no_object = v8::Local<v8::Value>(); |
| 2114 | v8::Local<v8::Context> context = v8::Context::New( |
| 2115 | isolate, no_extension, global_template, no_object, 0); |
| 2116 | v8::Context::Scope context_scope(context); |
| 2117 | ExpectInt32("g()", 1337); |
| 2118 | ExpectInt32("f()", 42); |
| 2119 | } |
| 2120 | } |
| 2121 | isolate->Dispose(); |
| 2122 | } |
| 2123 | delete[] blob.data; |
| 2124 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2125 | |
| 2126 | TEST(SerializationMemoryStats) { |
| 2127 | FLAG_profile_deserialization = true; |
| 2128 | FLAG_always_opt = false; |
| 2129 | v8::StartupData blob = v8::V8::CreateSnapshotDataBlob(); |
| 2130 | delete[] blob.data; |
| 2131 | } |