| Index: test/cctest/test-mark-compact.cc
|
| diff --git a/test/cctest/test-mark-compact.cc b/test/cctest/test-mark-compact.cc
|
| deleted file mode 100644
|
| index af09ab01e5842df587158829f3cf543e121aa677..0000000000000000000000000000000000000000
|
| --- a/test/cctest/test-mark-compact.cc
|
| +++ /dev/null
|
| @@ -1,498 +0,0 @@
|
| -// Copyright 2012 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.
|
| -
|
| -// TODO(jochen): Remove this after the setting is turned on globally.
|
| -#define V8_IMMINENT_DEPRECATION_WARNINGS
|
| -
|
| -#include <stdlib.h>
|
| -
|
| -#ifdef __linux__
|
| -#include <errno.h>
|
| -#include <fcntl.h>
|
| -#include <sys/stat.h>
|
| -#include <sys/types.h>
|
| -#include <unistd.h>
|
| -#endif
|
| -
|
| -#include <utility>
|
| -
|
| -#include "src/v8.h"
|
| -
|
| -#include "src/full-codegen/full-codegen.h"
|
| -#include "src/global-handles.h"
|
| -#include "test/cctest/cctest.h"
|
| -#include "test/cctest/heap-tester.h"
|
| -
|
| -using namespace v8::internal;
|
| -using v8::Just;
|
| -
|
| -
|
| -TEST(MarkingDeque) {
|
| - CcTest::InitializeVM();
|
| - int mem_size = 20 * kPointerSize;
|
| - byte* mem = NewArray<byte>(20*kPointerSize);
|
| - Address low = reinterpret_cast<Address>(mem);
|
| - Address high = low + mem_size;
|
| - MarkingDeque s;
|
| - s.Initialize(low, high);
|
| -
|
| - Address original_address = reinterpret_cast<Address>(&s);
|
| - Address current_address = original_address;
|
| - while (!s.IsFull()) {
|
| - s.Push(HeapObject::FromAddress(current_address));
|
| - current_address += kPointerSize;
|
| - }
|
| -
|
| - while (!s.IsEmpty()) {
|
| - Address value = s.Pop()->address();
|
| - current_address -= kPointerSize;
|
| - CHECK_EQ(current_address, value);
|
| - }
|
| -
|
| - CHECK_EQ(original_address, current_address);
|
| - DeleteArray(mem);
|
| -}
|
| -
|
| -
|
| -HEAP_TEST(Promotion) {
|
| - CcTest::InitializeVM();
|
| - Heap* heap = CcTest::heap();
|
| - heap->ConfigureHeap(1, 1, 1, 0);
|
| -
|
| - v8::HandleScope sc(CcTest::isolate());
|
| -
|
| - // Allocate a fixed array in the new space.
|
| - int array_length =
|
| - (Page::kMaxRegularHeapObjectSize - FixedArray::kHeaderSize) /
|
| - (4 * kPointerSize);
|
| - Object* obj = heap->AllocateFixedArray(array_length).ToObjectChecked();
|
| - Handle<FixedArray> array(FixedArray::cast(obj));
|
| -
|
| - // Array should be in the new space.
|
| - CHECK(heap->InSpace(*array, NEW_SPACE));
|
| -
|
| - // Call mark compact GC, so array becomes an old object.
|
| - heap->CollectAllGarbage();
|
| - heap->CollectAllGarbage();
|
| -
|
| - // Array now sits in the old space
|
| - CHECK(heap->InSpace(*array, OLD_SPACE));
|
| -}
|
| -
|
| -
|
| -HEAP_TEST(NoPromotion) {
|
| - CcTest::InitializeVM();
|
| - Heap* heap = CcTest::heap();
|
| - heap->ConfigureHeap(1, 1, 1, 0);
|
| -
|
| - v8::HandleScope sc(CcTest::isolate());
|
| -
|
| - // Allocate a big fixed array in the new space.
|
| - int array_length =
|
| - (Page::kMaxRegularHeapObjectSize - FixedArray::kHeaderSize) /
|
| - (2 * kPointerSize);
|
| - Object* obj = heap->AllocateFixedArray(array_length).ToObjectChecked();
|
| - Handle<FixedArray> array(FixedArray::cast(obj));
|
| -
|
| - // Array should be in the new space.
|
| - CHECK(heap->InSpace(*array, NEW_SPACE));
|
| -
|
| - // Simulate a full old space to make promotion fail.
|
| - SimulateFullSpace(heap->old_space());
|
| -
|
| - // Call mark compact GC, and it should pass.
|
| - heap->CollectGarbage(OLD_SPACE);
|
| -}
|
| -
|
| -
|
| -HEAP_TEST(MarkCompactCollector) {
|
| - FLAG_incremental_marking = false;
|
| - FLAG_retain_maps_for_n_gc = 0;
|
| - CcTest::InitializeVM();
|
| - Isolate* isolate = CcTest::i_isolate();
|
| - Heap* heap = CcTest::heap();
|
| - Factory* factory = isolate->factory();
|
| -
|
| - v8::HandleScope sc(CcTest::isolate());
|
| - Handle<JSGlobalObject> global(isolate->context()->global_object());
|
| -
|
| - // call mark-compact when heap is empty
|
| - heap->CollectGarbage(OLD_SPACE, "trigger 1");
|
| -
|
| - // keep allocating garbage in new space until it fails
|
| - const int arraysize = 100;
|
| - AllocationResult allocation;
|
| - do {
|
| - allocation = heap->AllocateFixedArray(arraysize);
|
| - } while (!allocation.IsRetry());
|
| - heap->CollectGarbage(NEW_SPACE, "trigger 2");
|
| - heap->AllocateFixedArray(arraysize).ToObjectChecked();
|
| -
|
| - // keep allocating maps until it fails
|
| - do {
|
| - allocation = heap->AllocateMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
|
| - } while (!allocation.IsRetry());
|
| - heap->CollectGarbage(MAP_SPACE, "trigger 3");
|
| - heap->AllocateMap(JS_OBJECT_TYPE, JSObject::kHeaderSize).ToObjectChecked();
|
| -
|
| - { HandleScope scope(isolate);
|
| - // allocate a garbage
|
| - Handle<String> func_name = factory->InternalizeUtf8String("theFunction");
|
| - Handle<JSFunction> function = factory->NewFunction(func_name);
|
| - JSReceiver::SetProperty(global, func_name, function, SLOPPY).Check();
|
| -
|
| - factory->NewJSObject(function);
|
| - }
|
| -
|
| - heap->CollectGarbage(OLD_SPACE, "trigger 4");
|
| -
|
| - { HandleScope scope(isolate);
|
| - Handle<String> func_name = factory->InternalizeUtf8String("theFunction");
|
| - CHECK(Just(true) == JSReceiver::HasOwnProperty(global, func_name));
|
| - Handle<Object> func_value =
|
| - Object::GetProperty(global, func_name).ToHandleChecked();
|
| - CHECK(func_value->IsJSFunction());
|
| - Handle<JSFunction> function = Handle<JSFunction>::cast(func_value);
|
| - Handle<JSObject> obj = factory->NewJSObject(function);
|
| -
|
| - Handle<String> obj_name = factory->InternalizeUtf8String("theObject");
|
| - JSReceiver::SetProperty(global, obj_name, obj, SLOPPY).Check();
|
| - Handle<String> prop_name = factory->InternalizeUtf8String("theSlot");
|
| - Handle<Smi> twenty_three(Smi::FromInt(23), isolate);
|
| - JSReceiver::SetProperty(obj, prop_name, twenty_three, SLOPPY).Check();
|
| - }
|
| -
|
| - heap->CollectGarbage(OLD_SPACE, "trigger 5");
|
| -
|
| - { HandleScope scope(isolate);
|
| - Handle<String> obj_name = factory->InternalizeUtf8String("theObject");
|
| - CHECK(Just(true) == JSReceiver::HasOwnProperty(global, obj_name));
|
| - Handle<Object> object =
|
| - Object::GetProperty(global, obj_name).ToHandleChecked();
|
| - CHECK(object->IsJSObject());
|
| - Handle<String> prop_name = factory->InternalizeUtf8String("theSlot");
|
| - CHECK_EQ(*Object::GetProperty(object, prop_name).ToHandleChecked(),
|
| - Smi::FromInt(23));
|
| - }
|
| -}
|
| -
|
| -
|
| -// TODO(1600): compaction of map space is temporary removed from GC.
|
| -#if 0
|
| -static Handle<Map> CreateMap(Isolate* isolate) {
|
| - return isolate->factory()->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
|
| -}
|
| -
|
| -
|
| -TEST(MapCompact) {
|
| - FLAG_max_map_space_pages = 16;
|
| - CcTest::InitializeVM();
|
| - Isolate* isolate = CcTest::i_isolate();
|
| - Factory* factory = isolate->factory();
|
| -
|
| - {
|
| - v8::HandleScope sc;
|
| - // keep allocating maps while pointers are still encodable and thus
|
| - // mark compact is permitted.
|
| - Handle<JSObject> root = factory->NewJSObjectFromMap(CreateMap());
|
| - do {
|
| - Handle<Map> map = CreateMap();
|
| - map->set_prototype(*root);
|
| - root = factory->NewJSObjectFromMap(map);
|
| - } while (CcTest::heap()->map_space()->MapPointersEncodable());
|
| - }
|
| - // Now, as we don't have any handles to just allocated maps, we should
|
| - // be able to trigger map compaction.
|
| - // To give an additional chance to fail, try to force compaction which
|
| - // should be impossible right now.
|
| - CcTest::heap()->CollectAllGarbage(Heap::kForceCompactionMask);
|
| - // And now map pointers should be encodable again.
|
| - CHECK(CcTest::heap()->map_space()->MapPointersEncodable());
|
| -}
|
| -#endif
|
| -
|
| -
|
| -static int NumberOfWeakCalls = 0;
|
| -static void WeakPointerCallback(
|
| - const v8::WeakCallbackData<v8::Value, void>& data) {
|
| - std::pair<v8::Persistent<v8::Value>*, int>* p =
|
| - reinterpret_cast<std::pair<v8::Persistent<v8::Value>*, int>*>(
|
| - data.GetParameter());
|
| - CHECK_EQ(1234, p->second);
|
| - NumberOfWeakCalls++;
|
| - p->first->Reset();
|
| -}
|
| -
|
| -
|
| -HEAP_TEST(ObjectGroups) {
|
| - FLAG_incremental_marking = false;
|
| - CcTest::InitializeVM();
|
| - GlobalHandles* global_handles = CcTest::i_isolate()->global_handles();
|
| - Heap* heap = CcTest::heap();
|
| - NumberOfWeakCalls = 0;
|
| - v8::HandleScope handle_scope(CcTest::isolate());
|
| -
|
| - Handle<Object> g1s1 =
|
| - global_handles->Create(heap->AllocateFixedArray(1).ToObjectChecked());
|
| - Handle<Object> g1s2 =
|
| - global_handles->Create(heap->AllocateFixedArray(1).ToObjectChecked());
|
| - Handle<Object> g1c1 =
|
| - global_handles->Create(heap->AllocateFixedArray(1).ToObjectChecked());
|
| - std::pair<Handle<Object>*, int> g1s1_and_id(&g1s1, 1234);
|
| - GlobalHandles::MakeWeak(g1s1.location(),
|
| - reinterpret_cast<void*>(&g1s1_and_id),
|
| - &WeakPointerCallback);
|
| - std::pair<Handle<Object>*, int> g1s2_and_id(&g1s2, 1234);
|
| - GlobalHandles::MakeWeak(g1s2.location(),
|
| - reinterpret_cast<void*>(&g1s2_and_id),
|
| - &WeakPointerCallback);
|
| - std::pair<Handle<Object>*, int> g1c1_and_id(&g1c1, 1234);
|
| - GlobalHandles::MakeWeak(g1c1.location(),
|
| - reinterpret_cast<void*>(&g1c1_and_id),
|
| - &WeakPointerCallback);
|
| -
|
| - Handle<Object> g2s1 =
|
| - global_handles->Create(heap->AllocateFixedArray(1).ToObjectChecked());
|
| - Handle<Object> g2s2 =
|
| - global_handles->Create(heap->AllocateFixedArray(1).ToObjectChecked());
|
| - Handle<Object> g2c1 =
|
| - global_handles->Create(heap->AllocateFixedArray(1).ToObjectChecked());
|
| - std::pair<Handle<Object>*, int> g2s1_and_id(&g2s1, 1234);
|
| - GlobalHandles::MakeWeak(g2s1.location(),
|
| - reinterpret_cast<void*>(&g2s1_and_id),
|
| - &WeakPointerCallback);
|
| - std::pair<Handle<Object>*, int> g2s2_and_id(&g2s2, 1234);
|
| - GlobalHandles::MakeWeak(g2s2.location(),
|
| - reinterpret_cast<void*>(&g2s2_and_id),
|
| - &WeakPointerCallback);
|
| - std::pair<Handle<Object>*, int> g2c1_and_id(&g2c1, 1234);
|
| - GlobalHandles::MakeWeak(g2c1.location(),
|
| - reinterpret_cast<void*>(&g2c1_and_id),
|
| - &WeakPointerCallback);
|
| -
|
| - Handle<Object> root = global_handles->Create(*g1s1); // make a root.
|
| -
|
| - // Connect group 1 and 2, make a cycle.
|
| - Handle<FixedArray>::cast(g1s2)->set(0, *g2s2);
|
| - Handle<FixedArray>::cast(g2s1)->set(0, *g1s1);
|
| -
|
| - {
|
| - Object** g1_objects[] = { g1s1.location(), g1s2.location() };
|
| - Object** g2_objects[] = { g2s1.location(), g2s2.location() };
|
| - global_handles->AddObjectGroup(g1_objects, 2, NULL);
|
| - global_handles->SetReference(Handle<HeapObject>::cast(g1s1).location(),
|
| - g1c1.location());
|
| - global_handles->AddObjectGroup(g2_objects, 2, NULL);
|
| - global_handles->SetReference(Handle<HeapObject>::cast(g2s1).location(),
|
| - g2c1.location());
|
| - }
|
| - // Do a full GC
|
| - heap->CollectGarbage(OLD_SPACE);
|
| -
|
| - // All object should be alive.
|
| - CHECK_EQ(0, NumberOfWeakCalls);
|
| -
|
| - // Weaken the root.
|
| - std::pair<Handle<Object>*, int> root_and_id(&root, 1234);
|
| - GlobalHandles::MakeWeak(root.location(),
|
| - reinterpret_cast<void*>(&root_and_id),
|
| - &WeakPointerCallback);
|
| - // But make children strong roots---all the objects (except for children)
|
| - // should be collectable now.
|
| - global_handles->ClearWeakness(g1c1.location());
|
| - global_handles->ClearWeakness(g2c1.location());
|
| -
|
| - // Groups are deleted, rebuild groups.
|
| - {
|
| - Object** g1_objects[] = { g1s1.location(), g1s2.location() };
|
| - Object** g2_objects[] = { g2s1.location(), g2s2.location() };
|
| - global_handles->AddObjectGroup(g1_objects, 2, NULL);
|
| - global_handles->SetReference(Handle<HeapObject>::cast(g1s1).location(),
|
| - g1c1.location());
|
| - global_handles->AddObjectGroup(g2_objects, 2, NULL);
|
| - global_handles->SetReference(Handle<HeapObject>::cast(g2s1).location(),
|
| - g2c1.location());
|
| - }
|
| -
|
| - heap->CollectGarbage(OLD_SPACE);
|
| -
|
| - // All objects should be gone. 5 global handles in total.
|
| - CHECK_EQ(5, NumberOfWeakCalls);
|
| -
|
| - // And now make children weak again and collect them.
|
| - GlobalHandles::MakeWeak(g1c1.location(),
|
| - reinterpret_cast<void*>(&g1c1_and_id),
|
| - &WeakPointerCallback);
|
| - GlobalHandles::MakeWeak(g2c1.location(),
|
| - reinterpret_cast<void*>(&g2c1_and_id),
|
| - &WeakPointerCallback);
|
| -
|
| - heap->CollectGarbage(OLD_SPACE);
|
| - CHECK_EQ(7, NumberOfWeakCalls);
|
| -}
|
| -
|
| -
|
| -class TestRetainedObjectInfo : public v8::RetainedObjectInfo {
|
| - public:
|
| - TestRetainedObjectInfo() : has_been_disposed_(false) {}
|
| -
|
| - bool has_been_disposed() { return has_been_disposed_; }
|
| -
|
| - virtual void Dispose() {
|
| - CHECK(!has_been_disposed_);
|
| - has_been_disposed_ = true;
|
| - }
|
| -
|
| - virtual bool IsEquivalent(v8::RetainedObjectInfo* other) {
|
| - return other == this;
|
| - }
|
| -
|
| - virtual intptr_t GetHash() { return 0; }
|
| -
|
| - virtual const char* GetLabel() { return "whatever"; }
|
| -
|
| - private:
|
| - bool has_been_disposed_;
|
| -};
|
| -
|
| -
|
| -TEST(EmptyObjectGroups) {
|
| - CcTest::InitializeVM();
|
| - GlobalHandles* global_handles = CcTest::i_isolate()->global_handles();
|
| -
|
| - v8::HandleScope handle_scope(CcTest::isolate());
|
| -
|
| - TestRetainedObjectInfo info;
|
| - global_handles->AddObjectGroup(NULL, 0, &info);
|
| - CHECK(info.has_been_disposed());
|
| -}
|
| -
|
| -
|
| -#if defined(__has_feature)
|
| -#if __has_feature(address_sanitizer)
|
| -#define V8_WITH_ASAN 1
|
| -#endif
|
| -#endif
|
| -
|
| -
|
| -// Here is a memory use test that uses /proc, and is therefore Linux-only. We
|
| -// do not care how much memory the simulator uses, since it is only there for
|
| -// debugging purposes. Testing with ASAN doesn't make sense, either.
|
| -#if defined(__linux__) && !defined(USE_SIMULATOR) && !defined(V8_WITH_ASAN)
|
| -
|
| -
|
| -static uintptr_t ReadLong(char* buffer, intptr_t* position, int base) {
|
| - char* end_address = buffer + *position;
|
| - uintptr_t result = strtoul(buffer + *position, &end_address, base);
|
| - CHECK(result != ULONG_MAX || errno != ERANGE);
|
| - CHECK(end_address > buffer + *position);
|
| - *position = end_address - buffer;
|
| - return result;
|
| -}
|
| -
|
| -
|
| -// The memory use computed this way is not entirely accurate and depends on
|
| -// the way malloc allocates memory. That's why the memory use may seem to
|
| -// increase even though the sum of the allocated object sizes decreases. It
|
| -// also means that the memory use depends on the kernel and stdlib.
|
| -static intptr_t MemoryInUse() {
|
| - intptr_t memory_use = 0;
|
| -
|
| - int fd = open("/proc/self/maps", O_RDONLY);
|
| - if (fd < 0) return -1;
|
| -
|
| - const int kBufSize = 10000;
|
| - char buffer[kBufSize];
|
| - ssize_t length = read(fd, buffer, kBufSize);
|
| - intptr_t line_start = 0;
|
| - CHECK_LT(length, kBufSize); // Make the buffer bigger.
|
| - CHECK_GT(length, 0); // We have to find some data in the file.
|
| - while (line_start < length) {
|
| - if (buffer[line_start] == '\n') {
|
| - line_start++;
|
| - continue;
|
| - }
|
| - intptr_t position = line_start;
|
| - uintptr_t start = ReadLong(buffer, &position, 16);
|
| - CHECK_EQ(buffer[position++], '-');
|
| - uintptr_t end = ReadLong(buffer, &position, 16);
|
| - CHECK_EQ(buffer[position++], ' ');
|
| - CHECK(buffer[position] == '-' || buffer[position] == 'r');
|
| - bool read_permission = (buffer[position++] == 'r');
|
| - CHECK(buffer[position] == '-' || buffer[position] == 'w');
|
| - bool write_permission = (buffer[position++] == 'w');
|
| - CHECK(buffer[position] == '-' || buffer[position] == 'x');
|
| - bool execute_permission = (buffer[position++] == 'x');
|
| - CHECK(buffer[position] == 's' || buffer[position] == 'p');
|
| - bool private_mapping = (buffer[position++] == 'p');
|
| - CHECK_EQ(buffer[position++], ' ');
|
| - uintptr_t offset = ReadLong(buffer, &position, 16);
|
| - USE(offset);
|
| - CHECK_EQ(buffer[position++], ' ');
|
| - uintptr_t major = ReadLong(buffer, &position, 16);
|
| - USE(major);
|
| - CHECK_EQ(buffer[position++], ':');
|
| - uintptr_t minor = ReadLong(buffer, &position, 16);
|
| - USE(minor);
|
| - CHECK_EQ(buffer[position++], ' ');
|
| - uintptr_t inode = ReadLong(buffer, &position, 10);
|
| - while (position < length && buffer[position] != '\n') position++;
|
| - if ((read_permission || write_permission || execute_permission) &&
|
| - private_mapping && inode == 0) {
|
| - memory_use += (end - start);
|
| - }
|
| -
|
| - line_start = position;
|
| - }
|
| - close(fd);
|
| - return memory_use;
|
| -}
|
| -
|
| -
|
| -intptr_t ShortLivingIsolate() {
|
| - v8::Isolate::CreateParams create_params;
|
| - create_params.array_buffer_allocator = CcTest::array_buffer_allocator();
|
| - v8::Isolate* isolate = v8::Isolate::New(create_params);
|
| - { v8::Isolate::Scope isolate_scope(isolate);
|
| - v8::Locker lock(isolate);
|
| - v8::HandleScope handle_scope(isolate);
|
| - v8::Local<v8::Context> context = v8::Context::New(isolate);
|
| - CHECK(!context.IsEmpty());
|
| - }
|
| - isolate->Dispose();
|
| - return MemoryInUse();
|
| -}
|
| -
|
| -
|
| -TEST(RegressJoinThreadsOnIsolateDeinit) {
|
| - intptr_t size_limit = ShortLivingIsolate() * 2;
|
| - for (int i = 0; i < 10; i++) {
|
| - CHECK_GT(size_limit, ShortLivingIsolate());
|
| - }
|
| -}
|
| -
|
| -#endif // __linux__ and !USE_SIMULATOR
|
|
|