| // Copyright 2007-2010 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <signal.h> |
| |
| #include <sys/stat.h> |
| |
| #include "src/v8.h" |
| |
| #include "src/bootstrapper.h" |
| #include "src/compilation-cache.h" |
| #include "src/debug.h" |
| #include "src/heap/spaces.h" |
| #include "src/ic-inl.h" |
| #include "src/natives.h" |
| #include "src/objects.h" |
| #include "src/runtime.h" |
| #include "src/scopeinfo.h" |
| #include "src/serialize.h" |
| #include "src/snapshot.h" |
| #include "test/cctest/cctest.h" |
| |
| using namespace v8::internal; |
| |
| static const unsigned kCounters = 256; |
| static int local_counters[kCounters]; |
| static const char* local_counter_names[kCounters]; |
| |
| |
| static unsigned CounterHash(const char* s) { |
| unsigned hash = 0; |
| while (*++s) { |
| hash |= hash << 5; |
| hash += *s; |
| } |
| return hash; |
| } |
| |
| |
| // Callback receiver to track counters in test. |
| static int* counter_function(const char* name) { |
| unsigned hash = CounterHash(name) % kCounters; |
| unsigned original_hash = hash; |
| USE(original_hash); |
| while (true) { |
| if (local_counter_names[hash] == name) { |
| return &local_counters[hash]; |
| } |
| if (local_counter_names[hash] == 0) { |
| local_counter_names[hash] = name; |
| return &local_counters[hash]; |
| } |
| if (strcmp(local_counter_names[hash], name) == 0) { |
| return &local_counters[hash]; |
| } |
| hash = (hash + 1) % kCounters; |
| DCHECK(hash != original_hash); // Hash table has been filled up. |
| } |
| } |
| |
| |
| template <class T> |
| static Address AddressOf(T id) { |
| return ExternalReference(id, CcTest::i_isolate()).address(); |
| } |
| |
| |
| template <class T> |
| static uint32_t Encode(const ExternalReferenceEncoder& encoder, T id) { |
| return encoder.Encode(AddressOf(id)); |
| } |
| |
| |
| static int make_code(TypeCode type, int id) { |
| return static_cast<uint32_t>(type) << kReferenceTypeShift | id; |
| } |
| |
| |
| TEST(ExternalReferenceEncoder) { |
| Isolate* isolate = CcTest::i_isolate(); |
| isolate->stats_table()->SetCounterFunction(counter_function); |
| v8::V8::Initialize(); |
| |
| ExternalReferenceEncoder encoder(isolate); |
| CHECK_EQ(make_code(BUILTIN, Builtins::kArrayCode), |
| Encode(encoder, Builtins::kArrayCode)); |
| CHECK_EQ(make_code(v8::internal::RUNTIME_FUNCTION, Runtime::kAbort), |
| Encode(encoder, Runtime::kAbort)); |
| ExternalReference total_compile_size = |
| ExternalReference(isolate->counters()->total_compile_size()); |
| CHECK_EQ(make_code(STATS_COUNTER, Counters::k_total_compile_size), |
| encoder.Encode(total_compile_size.address())); |
| ExternalReference stack_limit_address = |
| ExternalReference::address_of_stack_limit(isolate); |
| CHECK_EQ(make_code(UNCLASSIFIED, 2), |
| encoder.Encode(stack_limit_address.address())); |
| ExternalReference real_stack_limit_address = |
| ExternalReference::address_of_real_stack_limit(isolate); |
| CHECK_EQ(make_code(UNCLASSIFIED, 3), |
| encoder.Encode(real_stack_limit_address.address())); |
| CHECK_EQ(make_code(UNCLASSIFIED, 8), |
| encoder.Encode(ExternalReference::debug_break(isolate).address())); |
| CHECK_EQ( |
| make_code(UNCLASSIFIED, 4), |
| encoder.Encode(ExternalReference::new_space_start(isolate).address())); |
| CHECK_EQ( |
| make_code(UNCLASSIFIED, 1), |
| encoder.Encode(ExternalReference::roots_array_start(isolate).address())); |
| CHECK_EQ(make_code(UNCLASSIFIED, 34), |
| encoder.Encode(ExternalReference::cpu_features().address())); |
| } |
| |
| |
| TEST(ExternalReferenceDecoder) { |
| Isolate* isolate = CcTest::i_isolate(); |
| isolate->stats_table()->SetCounterFunction(counter_function); |
| v8::V8::Initialize(); |
| |
| ExternalReferenceDecoder decoder(isolate); |
| CHECK_EQ(AddressOf(Builtins::kArrayCode), |
| decoder.Decode(make_code(BUILTIN, Builtins::kArrayCode))); |
| CHECK_EQ(AddressOf(Runtime::kAbort), |
| decoder.Decode(make_code(v8::internal::RUNTIME_FUNCTION, |
| Runtime::kAbort))); |
| ExternalReference total_compile_size = |
| ExternalReference(isolate->counters()->total_compile_size()); |
| CHECK_EQ(total_compile_size.address(), |
| decoder.Decode( |
| make_code(STATS_COUNTER, |
| Counters::k_total_compile_size))); |
| CHECK_EQ(ExternalReference::address_of_stack_limit(isolate).address(), |
| decoder.Decode(make_code(UNCLASSIFIED, 2))); |
| CHECK_EQ(ExternalReference::address_of_real_stack_limit(isolate).address(), |
| decoder.Decode(make_code(UNCLASSIFIED, 3))); |
| CHECK_EQ(ExternalReference::debug_break(isolate).address(), |
| decoder.Decode(make_code(UNCLASSIFIED, 8))); |
| CHECK_EQ(ExternalReference::new_space_start(isolate).address(), |
| decoder.Decode(make_code(UNCLASSIFIED, 4))); |
| } |
| |
| |
| class FileByteSink : public SnapshotByteSink { |
| public: |
| explicit FileByteSink(const char* snapshot_file) { |
| fp_ = v8::base::OS::FOpen(snapshot_file, "wb"); |
| file_name_ = snapshot_file; |
| if (fp_ == NULL) { |
| PrintF("Unable to write to snapshot file \"%s\"\n", snapshot_file); |
| exit(1); |
| } |
| } |
| virtual ~FileByteSink() { |
| if (fp_ != NULL) { |
| fclose(fp_); |
| } |
| } |
| virtual void Put(byte b, const char* description) { |
| if (fp_ != NULL) { |
| fputc(b, fp_); |
| } |
| } |
| virtual int Position() { |
| return ftell(fp_); |
| } |
| void WriteSpaceUsed( |
| int new_space_used, |
| int pointer_space_used, |
| int data_space_used, |
| int code_space_used, |
| int map_space_used, |
| int cell_space_used, |
| int property_cell_space_used); |
| |
| private: |
| FILE* fp_; |
| const char* file_name_; |
| }; |
| |
| |
| void FileByteSink::WriteSpaceUsed( |
| int new_space_used, |
| int pointer_space_used, |
| int data_space_used, |
| int code_space_used, |
| int map_space_used, |
| int cell_space_used, |
| int property_cell_space_used) { |
| int file_name_length = StrLength(file_name_) + 10; |
| Vector<char> name = Vector<char>::New(file_name_length + 1); |
| SNPrintF(name, "%s.size", file_name_); |
| FILE* fp = v8::base::OS::FOpen(name.start(), "w"); |
| name.Dispose(); |
| fprintf(fp, "new %d\n", new_space_used); |
| fprintf(fp, "pointer %d\n", pointer_space_used); |
| fprintf(fp, "data %d\n", data_space_used); |
| fprintf(fp, "code %d\n", code_space_used); |
| fprintf(fp, "map %d\n", map_space_used); |
| fprintf(fp, "cell %d\n", cell_space_used); |
| fprintf(fp, "property cell %d\n", property_cell_space_used); |
| fclose(fp); |
| } |
| |
| |
| static bool WriteToFile(Isolate* isolate, const char* snapshot_file) { |
| FileByteSink file(snapshot_file); |
| StartupSerializer ser(isolate, &file); |
| ser.Serialize(); |
| |
| file.WriteSpaceUsed( |
| ser.CurrentAllocationAddress(NEW_SPACE), |
| ser.CurrentAllocationAddress(OLD_POINTER_SPACE), |
| ser.CurrentAllocationAddress(OLD_DATA_SPACE), |
| ser.CurrentAllocationAddress(CODE_SPACE), |
| ser.CurrentAllocationAddress(MAP_SPACE), |
| ser.CurrentAllocationAddress(CELL_SPACE), |
| ser.CurrentAllocationAddress(PROPERTY_CELL_SPACE)); |
| |
| return true; |
| } |
| |
| |
| static void Serialize() { |
| // We have to create one context. One reason for this is so that the builtins |
| // can be loaded from v8natives.js and their addresses can be processed. This |
| // will clear the pending fixups array, which would otherwise contain GC roots |
| // that would confuse the serialization/deserialization process. |
| v8::Isolate* isolate = CcTest::isolate(); |
| { |
| v8::HandleScope scope(isolate); |
| v8::Context::New(isolate); |
| } |
| |
| Isolate* internal_isolate = CcTest::i_isolate(); |
| internal_isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags, "serialize"); |
| WriteToFile(internal_isolate, FLAG_testing_serialization_file); |
| } |
| |
| |
| // Test that the whole heap can be serialized. |
| TEST(Serialize) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| CcTest::i_isolate()->enable_serializer(); |
| v8::V8::Initialize(); |
| Serialize(); |
| } |
| } |
| |
| |
| // Test that heap serialization is non-destructive. |
| TEST(SerializeTwice) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| CcTest::i_isolate()->enable_serializer(); |
| v8::V8::Initialize(); |
| Serialize(); |
| Serialize(); |
| } |
| } |
| |
| |
| //---------------------------------------------------------------------------- |
| // Tests that the heap can be deserialized. |
| |
| |
| static void ReserveSpaceForSnapshot(Deserializer* deserializer, |
| const char* file_name) { |
| int file_name_length = StrLength(file_name) + 10; |
| Vector<char> name = Vector<char>::New(file_name_length + 1); |
| SNPrintF(name, "%s.size", file_name); |
| FILE* fp = v8::base::OS::FOpen(name.start(), "r"); |
| name.Dispose(); |
| int new_size, pointer_size, data_size, code_size, map_size, cell_size, |
| property_cell_size; |
| #ifdef _MSC_VER |
| // Avoid warning about unsafe fscanf from MSVC. |
| // Please note that this is only fine if %c and %s are not being used. |
| #define fscanf fscanf_s |
| #endif |
| CHECK_EQ(1, fscanf(fp, "new %d\n", &new_size)); |
| CHECK_EQ(1, fscanf(fp, "pointer %d\n", &pointer_size)); |
| CHECK_EQ(1, fscanf(fp, "data %d\n", &data_size)); |
| CHECK_EQ(1, fscanf(fp, "code %d\n", &code_size)); |
| CHECK_EQ(1, fscanf(fp, "map %d\n", &map_size)); |
| CHECK_EQ(1, fscanf(fp, "cell %d\n", &cell_size)); |
| CHECK_EQ(1, fscanf(fp, "property cell %d\n", &property_cell_size)); |
| #ifdef _MSC_VER |
| #undef fscanf |
| #endif |
| fclose(fp); |
| deserializer->set_reservation(NEW_SPACE, new_size); |
| deserializer->set_reservation(OLD_POINTER_SPACE, pointer_size); |
| deserializer->set_reservation(OLD_DATA_SPACE, data_size); |
| deserializer->set_reservation(CODE_SPACE, code_size); |
| deserializer->set_reservation(MAP_SPACE, map_size); |
| deserializer->set_reservation(CELL_SPACE, cell_size); |
| deserializer->set_reservation(PROPERTY_CELL_SPACE, property_cell_size); |
| } |
| |
| |
| bool InitializeFromFile(const char* snapshot_file) { |
| int len; |
| byte* str = ReadBytes(snapshot_file, &len); |
| if (!str) return false; |
| bool success; |
| { |
| SnapshotByteSource source(str, len); |
| Deserializer deserializer(&source); |
| ReserveSpaceForSnapshot(&deserializer, snapshot_file); |
| success = V8::Initialize(&deserializer); |
| } |
| DeleteArray(str); |
| return success; |
| } |
| |
| |
| static void Deserialize() { |
| CHECK(InitializeFromFile(FLAG_testing_serialization_file)); |
| } |
| |
| |
| static void SanityCheck() { |
| Isolate* isolate = CcTest::i_isolate(); |
| v8::HandleScope scope(CcTest::isolate()); |
| #ifdef VERIFY_HEAP |
| CcTest::heap()->Verify(); |
| #endif |
| CHECK(isolate->global_object()->IsJSObject()); |
| CHECK(isolate->native_context()->IsContext()); |
| CHECK(CcTest::heap()->string_table()->IsStringTable()); |
| isolate->factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("Empty")); |
| } |
| |
| |
| DEPENDENT_TEST(Deserialize, Serialize) { |
| // The serialize-deserialize tests only work if the VM is built without |
| // serialization. That doesn't matter. We don't need to be able to |
| // serialize a snapshot in a VM that is booted from a snapshot. |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| v8::Isolate* isolate = CcTest::isolate(); |
| v8::HandleScope scope(isolate); |
| Deserialize(); |
| |
| v8::Local<v8::Context> env = v8::Context::New(isolate); |
| env->Enter(); |
| |
| SanityCheck(); |
| } |
| } |
| |
| |
| DEPENDENT_TEST(DeserializeFromSecondSerialization, SerializeTwice) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| v8::Isolate* isolate = CcTest::isolate(); |
| v8::HandleScope scope(isolate); |
| Deserialize(); |
| |
| v8::Local<v8::Context> env = v8::Context::New(isolate); |
| env->Enter(); |
| |
| SanityCheck(); |
| } |
| } |
| |
| |
| DEPENDENT_TEST(DeserializeAndRunScript2, Serialize) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| v8::Isolate* isolate = CcTest::isolate(); |
| v8::HandleScope scope(isolate); |
| Deserialize(); |
| |
| v8::Local<v8::Context> env = v8::Context::New(isolate); |
| env->Enter(); |
| |
| const char* c_source = "\"1234\".length"; |
| v8::Local<v8::String> source = v8::String::NewFromUtf8(isolate, c_source); |
| v8::Local<v8::Script> script = v8::Script::Compile(source); |
| CHECK_EQ(4, script->Run()->Int32Value()); |
| } |
| } |
| |
| |
| DEPENDENT_TEST(DeserializeFromSecondSerializationAndRunScript2, |
| SerializeTwice) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| v8::Isolate* isolate = CcTest::isolate(); |
| v8::HandleScope scope(isolate); |
| Deserialize(); |
| |
| v8::Local<v8::Context> env = v8::Context::New(isolate); |
| env->Enter(); |
| |
| const char* c_source = "\"1234\".length"; |
| v8::Local<v8::String> source = v8::String::NewFromUtf8(isolate, c_source); |
| v8::Local<v8::Script> script = v8::Script::Compile(source); |
| CHECK_EQ(4, script->Run()->Int32Value()); |
| } |
| } |
| |
| |
| TEST(PartialSerialization) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| Isolate* isolate = CcTest::i_isolate(); |
| CcTest::i_isolate()->enable_serializer(); |
| v8::V8::Initialize(); |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| Heap* heap = isolate->heap(); |
| |
| v8::Persistent<v8::Context> env; |
| { |
| HandleScope scope(isolate); |
| env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
| } |
| DCHECK(!env.IsEmpty()); |
| { |
| v8::HandleScope handle_scope(v8_isolate); |
| v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| } |
| // Make sure all builtin scripts are cached. |
| { HandleScope scope(isolate); |
| for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| isolate->bootstrapper()->NativesSourceLookup(i); |
| } |
| } |
| heap->CollectAllGarbage(Heap::kNoGCFlags); |
| heap->CollectAllGarbage(Heap::kNoGCFlags); |
| |
| Object* raw_foo; |
| { |
| v8::HandleScope handle_scope(v8_isolate); |
| v8::Local<v8::String> foo = v8::String::NewFromUtf8(v8_isolate, "foo"); |
| DCHECK(!foo.IsEmpty()); |
| raw_foo = *(v8::Utils::OpenHandle(*foo)); |
| } |
| |
| int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| |
| { |
| v8::HandleScope handle_scope(v8_isolate); |
| v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| } |
| env.Reset(); |
| |
| FileByteSink startup_sink(startup_name.start()); |
| StartupSerializer startup_serializer(isolate, &startup_sink); |
| startup_serializer.SerializeStrongReferences(); |
| |
| FileByteSink partial_sink(FLAG_testing_serialization_file); |
| PartialSerializer p_ser(isolate, &startup_serializer, &partial_sink); |
| p_ser.Serialize(&raw_foo); |
| startup_serializer.SerializeWeakReferences(); |
| |
| partial_sink.WriteSpaceUsed( |
| p_ser.CurrentAllocationAddress(NEW_SPACE), |
| p_ser.CurrentAllocationAddress(OLD_POINTER_SPACE), |
| p_ser.CurrentAllocationAddress(OLD_DATA_SPACE), |
| p_ser.CurrentAllocationAddress(CODE_SPACE), |
| p_ser.CurrentAllocationAddress(MAP_SPACE), |
| p_ser.CurrentAllocationAddress(CELL_SPACE), |
| p_ser.CurrentAllocationAddress(PROPERTY_CELL_SPACE)); |
| |
| startup_sink.WriteSpaceUsed( |
| startup_serializer.CurrentAllocationAddress(NEW_SPACE), |
| startup_serializer.CurrentAllocationAddress(OLD_POINTER_SPACE), |
| startup_serializer.CurrentAllocationAddress(OLD_DATA_SPACE), |
| startup_serializer.CurrentAllocationAddress(CODE_SPACE), |
| startup_serializer.CurrentAllocationAddress(MAP_SPACE), |
| startup_serializer.CurrentAllocationAddress(CELL_SPACE), |
| startup_serializer.CurrentAllocationAddress(PROPERTY_CELL_SPACE)); |
| startup_name.Dispose(); |
| } |
| } |
| |
| |
| DEPENDENT_TEST(PartialDeserialization, PartialSerialization) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| |
| CHECK(InitializeFromFile(startup_name.start())); |
| startup_name.Dispose(); |
| |
| const char* file_name = FLAG_testing_serialization_file; |
| |
| int snapshot_size = 0; |
| byte* snapshot = ReadBytes(file_name, &snapshot_size); |
| |
| Isolate* isolate = CcTest::i_isolate(); |
| Object* root; |
| { |
| SnapshotByteSource source(snapshot, snapshot_size); |
| Deserializer deserializer(&source); |
| ReserveSpaceForSnapshot(&deserializer, file_name); |
| deserializer.DeserializePartial(isolate, &root); |
| CHECK(root->IsString()); |
| } |
| HandleScope handle_scope(isolate); |
| Handle<Object> root_handle(root, isolate); |
| |
| |
| Object* root2; |
| { |
| SnapshotByteSource source(snapshot, snapshot_size); |
| Deserializer deserializer(&source); |
| ReserveSpaceForSnapshot(&deserializer, file_name); |
| deserializer.DeserializePartial(isolate, &root2); |
| CHECK(root2->IsString()); |
| CHECK(*root_handle == root2); |
| } |
| } |
| } |
| |
| |
| TEST(ContextSerialization) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| Isolate* isolate = CcTest::i_isolate(); |
| CcTest::i_isolate()->enable_serializer(); |
| v8::V8::Initialize(); |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| Heap* heap = isolate->heap(); |
| |
| v8::Persistent<v8::Context> env; |
| { |
| HandleScope scope(isolate); |
| env.Reset(v8_isolate, v8::Context::New(v8_isolate)); |
| } |
| DCHECK(!env.IsEmpty()); |
| { |
| v8::HandleScope handle_scope(v8_isolate); |
| v8::Local<v8::Context>::New(v8_isolate, env)->Enter(); |
| } |
| // Make sure all builtin scripts are cached. |
| { HandleScope scope(isolate); |
| for (int i = 0; i < Natives::GetBuiltinsCount(); i++) { |
| isolate->bootstrapper()->NativesSourceLookup(i); |
| } |
| } |
| // If we don't do this then we end up with a stray root pointing at the |
| // context even after we have disposed of env. |
| heap->CollectAllGarbage(Heap::kNoGCFlags); |
| |
| int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| |
| { |
| v8::HandleScope handle_scope(v8_isolate); |
| v8::Local<v8::Context>::New(v8_isolate, env)->Exit(); |
| } |
| |
| i::Object* raw_context = *v8::Utils::OpenPersistent(env); |
| |
| env.Reset(); |
| |
| FileByteSink startup_sink(startup_name.start()); |
| StartupSerializer startup_serializer(isolate, &startup_sink); |
| startup_serializer.SerializeStrongReferences(); |
| |
| FileByteSink partial_sink(FLAG_testing_serialization_file); |
| PartialSerializer p_ser(isolate, &startup_serializer, &partial_sink); |
| p_ser.Serialize(&raw_context); |
| startup_serializer.SerializeWeakReferences(); |
| |
| partial_sink.WriteSpaceUsed( |
| p_ser.CurrentAllocationAddress(NEW_SPACE), |
| p_ser.CurrentAllocationAddress(OLD_POINTER_SPACE), |
| p_ser.CurrentAllocationAddress(OLD_DATA_SPACE), |
| p_ser.CurrentAllocationAddress(CODE_SPACE), |
| p_ser.CurrentAllocationAddress(MAP_SPACE), |
| p_ser.CurrentAllocationAddress(CELL_SPACE), |
| p_ser.CurrentAllocationAddress(PROPERTY_CELL_SPACE)); |
| |
| startup_sink.WriteSpaceUsed( |
| startup_serializer.CurrentAllocationAddress(NEW_SPACE), |
| startup_serializer.CurrentAllocationAddress(OLD_POINTER_SPACE), |
| startup_serializer.CurrentAllocationAddress(OLD_DATA_SPACE), |
| startup_serializer.CurrentAllocationAddress(CODE_SPACE), |
| startup_serializer.CurrentAllocationAddress(MAP_SPACE), |
| startup_serializer.CurrentAllocationAddress(CELL_SPACE), |
| startup_serializer.CurrentAllocationAddress(PROPERTY_CELL_SPACE)); |
| startup_name.Dispose(); |
| } |
| } |
| |
| |
| DEPENDENT_TEST(ContextDeserialization, ContextSerialization) { |
| if (!Snapshot::HaveASnapshotToStartFrom()) { |
| int file_name_length = StrLength(FLAG_testing_serialization_file) + 10; |
| Vector<char> startup_name = Vector<char>::New(file_name_length + 1); |
| SNPrintF(startup_name, "%s.startup", FLAG_testing_serialization_file); |
| |
| CHECK(InitializeFromFile(startup_name.start())); |
| startup_name.Dispose(); |
| |
| const char* file_name = FLAG_testing_serialization_file; |
| |
| int snapshot_size = 0; |
| byte* snapshot = ReadBytes(file_name, &snapshot_size); |
| |
| Isolate* isolate = CcTest::i_isolate(); |
| Object* root; |
| { |
| SnapshotByteSource source(snapshot, snapshot_size); |
| Deserializer deserializer(&source); |
| ReserveSpaceForSnapshot(&deserializer, file_name); |
| deserializer.DeserializePartial(isolate, &root); |
| CHECK(root->IsContext()); |
| } |
| HandleScope handle_scope(isolate); |
| Handle<Object> root_handle(root, isolate); |
| |
| |
| Object* root2; |
| { |
| SnapshotByteSource source(snapshot, snapshot_size); |
| Deserializer deserializer(&source); |
| ReserveSpaceForSnapshot(&deserializer, file_name); |
| deserializer.DeserializePartial(isolate, &root2); |
| CHECK(root2->IsContext()); |
| CHECK(*root_handle != root2); |
| } |
| } |
| } |
| |
| |
| TEST(TestThatAlwaysSucceeds) { |
| } |
| |
| |
| TEST(TestThatAlwaysFails) { |
| bool ArtificialFailure = false; |
| CHECK(ArtificialFailure); |
| } |
| |
| |
| DEPENDENT_TEST(DependentTestThatAlwaysFails, TestThatAlwaysSucceeds) { |
| bool ArtificialFailure2 = false; |
| CHECK(ArtificialFailure2); |
| } |
| |
| |
| int CountBuiltins() { |
| // Check that we have not deserialized any additional builtin. |
| HeapIterator iterator(CcTest::heap()); |
| DisallowHeapAllocation no_allocation; |
| int counter = 0; |
| for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
| if (obj->IsCode() && Code::cast(obj)->kind() == Code::BUILTIN) counter++; |
| } |
| return counter; |
| } |
| |
| |
| TEST(SerializeToplevelOnePlusOne) { |
| FLAG_serialize_toplevel = true; |
| LocalContext context; |
| Isolate* isolate = CcTest::i_isolate(); |
| isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| |
| v8::HandleScope scope(CcTest::isolate()); |
| |
| const char* source = "1 + 1"; |
| |
| Handle<String> orig_source = isolate->factory() |
| ->NewStringFromUtf8(CStrVector(source)) |
| .ToHandleChecked(); |
| Handle<String> copy_source = isolate->factory() |
| ->NewStringFromUtf8(CStrVector(source)) |
| .ToHandleChecked(); |
| CHECK(!orig_source.is_identical_to(copy_source)); |
| CHECK(orig_source->Equals(*copy_source)); |
| |
| ScriptData* cache = NULL; |
| |
| Handle<SharedFunctionInfo> orig = Compiler::CompileScript( |
| orig_source, Handle<String>(), 0, 0, false, |
| Handle<Context>(isolate->native_context()), NULL, &cache, |
| v8::ScriptCompiler::kProduceCodeCache, NOT_NATIVES_CODE); |
| |
| int builtins_count = CountBuiltins(); |
| |
| Handle<SharedFunctionInfo> copy; |
| { |
| DisallowCompilation no_compile_expected(isolate); |
| copy = Compiler::CompileScript( |
| copy_source, Handle<String>(), 0, 0, false, |
| Handle<Context>(isolate->native_context()), NULL, &cache, |
| v8::ScriptCompiler::kConsumeCodeCache, NOT_NATIVES_CODE); |
| } |
| |
| CHECK_NE(*orig, *copy); |
| CHECK(Script::cast(copy->script())->source() == *copy_source); |
| |
| Handle<JSFunction> copy_fun = |
| isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| copy, isolate->native_context()); |
| Handle<JSObject> global(isolate->context()->global_object()); |
| Handle<Object> copy_result = |
| Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| CHECK_EQ(2, Handle<Smi>::cast(copy_result)->value()); |
| |
| CHECK_EQ(builtins_count, CountBuiltins()); |
| |
| delete cache; |
| } |
| |
| |
| TEST(SerializeToplevelInternalizedString) { |
| FLAG_serialize_toplevel = true; |
| LocalContext context; |
| Isolate* isolate = CcTest::i_isolate(); |
| isolate->compilation_cache()->Disable(); // Disable same-isolate code cache. |
| |
| v8::HandleScope scope(CcTest::isolate()); |
| |
| const char* source = "'string1'"; |
| |
| Handle<String> orig_source = isolate->factory() |
| ->NewStringFromUtf8(CStrVector(source)) |
| .ToHandleChecked(); |
| Handle<String> copy_source = isolate->factory() |
| ->NewStringFromUtf8(CStrVector(source)) |
| .ToHandleChecked(); |
| CHECK(!orig_source.is_identical_to(copy_source)); |
| CHECK(orig_source->Equals(*copy_source)); |
| |
| Handle<JSObject> global(isolate->context()->global_object()); |
| ScriptData* cache = NULL; |
| |
| Handle<SharedFunctionInfo> orig = Compiler::CompileScript( |
| orig_source, Handle<String>(), 0, 0, false, |
| Handle<Context>(isolate->native_context()), NULL, &cache, |
| v8::ScriptCompiler::kProduceCodeCache, NOT_NATIVES_CODE); |
| Handle<JSFunction> orig_fun = |
| isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| orig, isolate->native_context()); |
| Handle<Object> orig_result = |
| Execution::Call(isolate, orig_fun, global, 0, NULL).ToHandleChecked(); |
| CHECK(orig_result->IsInternalizedString()); |
| |
| int builtins_count = CountBuiltins(); |
| |
| Handle<SharedFunctionInfo> copy; |
| { |
| DisallowCompilation no_compile_expected(isolate); |
| copy = Compiler::CompileScript( |
| copy_source, Handle<String>(), 0, 0, false, |
| Handle<Context>(isolate->native_context()), NULL, &cache, |
| v8::ScriptCompiler::kConsumeCodeCache, NOT_NATIVES_CODE); |
| } |
| CHECK_NE(*orig, *copy); |
| CHECK(Script::cast(copy->script())->source() == *copy_source); |
| |
| Handle<JSFunction> copy_fun = |
| isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| copy, isolate->native_context()); |
| CHECK_NE(*orig_fun, *copy_fun); |
| Handle<Object> copy_result = |
| Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked(); |
| CHECK(orig_result.is_identical_to(copy_result)); |
| Handle<String> expected = |
| isolate->factory()->NewStringFromAsciiChecked("string1"); |
| |
| CHECK(Handle<String>::cast(copy_result)->Equals(*expected)); |
| CHECK_EQ(builtins_count, CountBuiltins()); |
| |
| delete cache; |
| } |
| |
| |
| TEST(SerializeToplevelIsolates) { |
| FLAG_serialize_toplevel = true; |
| |
| const char* source = "function f() { return 'abc'; }; f() + 'def'"; |
| v8::ScriptCompiler::CachedData* cache; |
| |
| v8::Isolate* isolate1 = v8::Isolate::New(); |
| v8::Isolate* isolate2 = v8::Isolate::New(); |
| { |
| v8::Isolate::Scope iscope(isolate1); |
| v8::HandleScope scope(isolate1); |
| v8::Local<v8::Context> context = v8::Context::New(isolate1); |
| v8::Context::Scope context_scope(context); |
| |
| v8::Local<v8::String> source_str = v8_str(source); |
| v8::ScriptOrigin origin(v8_str("test")); |
| v8::ScriptCompiler::Source source(source_str, origin); |
| v8::Local<v8::UnboundScript> script = v8::ScriptCompiler::CompileUnbound( |
| isolate1, &source, v8::ScriptCompiler::kProduceCodeCache); |
| const v8::ScriptCompiler::CachedData* data = source.GetCachedData(); |
| // Persist cached data. |
| uint8_t* buffer = NewArray<uint8_t>(data->length); |
| MemCopy(buffer, data->data, data->length); |
| cache = new v8::ScriptCompiler::CachedData( |
| buffer, data->length, v8::ScriptCompiler::CachedData::BufferOwned); |
| |
| v8::Local<v8::Value> result = script->BindToCurrentContext()->Run(); |
| CHECK(result->ToString()->Equals(v8_str("abcdef"))); |
| } |
| isolate1->Dispose(); |
| |
| { |
| v8::Isolate::Scope iscope(isolate2); |
| v8::HandleScope scope(isolate2); |
| v8::Local<v8::Context> context = v8::Context::New(isolate2); |
| v8::Context::Scope context_scope(context); |
| |
| v8::Local<v8::String> source_str = v8_str(source); |
| v8::ScriptOrigin origin(v8_str("test")); |
| v8::ScriptCompiler::Source source(source_str, origin, cache); |
| v8::Local<v8::UnboundScript> script; |
| { |
| DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2)); |
| script = v8::ScriptCompiler::CompileUnbound( |
| isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache); |
| } |
| v8::Local<v8::Value> result = script->BindToCurrentContext()->Run(); |
| CHECK(result->ToString()->Equals(v8_str("abcdef"))); |
| } |
| isolate2->Dispose(); |
| } |