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-rw-r--r--deps/v8/test/cctest/test-mark-compact.cc258
1 files changed, 91 insertions, 167 deletions
diff --git a/deps/v8/test/cctest/test-mark-compact.cc b/deps/v8/test/cctest/test-mark-compact.cc
index dcb51a0bc..3e3175e73 100644
--- a/deps/v8/test/cctest/test-mark-compact.cc
+++ b/deps/v8/test/cctest/test-mark-compact.cc
@@ -31,6 +31,7 @@
#include "global-handles.h"
#include "snapshot.h"
+#include "top.h"
#include "cctest.h"
using namespace v8::internal;
@@ -78,7 +79,7 @@ TEST(Promotion) {
// from new space.
FLAG_gc_global = true;
FLAG_always_compact = true;
- HEAP->ConfigureHeap(2*256*KB, 4*MB, 4*MB);
+ Heap::ConfigureHeap(2*256*KB, 4*MB, 4*MB);
InitializeVM();
@@ -86,25 +87,25 @@ TEST(Promotion) {
// Allocate a fixed array in the new space.
int array_size =
- (HEAP->MaxObjectSizeInPagedSpace() - FixedArray::kHeaderSize) /
+ (Heap::MaxObjectSizeInPagedSpace() - FixedArray::kHeaderSize) /
(kPointerSize * 4);
- Object* obj = HEAP->AllocateFixedArray(array_size)->ToObjectChecked();
+ Object* obj = Heap::AllocateFixedArray(array_size)->ToObjectChecked();
Handle<FixedArray> array(FixedArray::cast(obj));
// Array should be in the new space.
- CHECK(HEAP->InSpace(*array, NEW_SPACE));
+ CHECK(Heap::InSpace(*array, NEW_SPACE));
// Call the m-c collector, so array becomes an old object.
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
// Array now sits in the old space
- CHECK(HEAP->InSpace(*array, OLD_POINTER_SPACE));
+ CHECK(Heap::InSpace(*array, OLD_POINTER_SPACE));
}
TEST(NoPromotion) {
- HEAP->ConfigureHeap(2*256*KB, 4*MB, 4*MB);
+ Heap::ConfigureHeap(2*256*KB, 4*MB, 4*MB);
// Test the situation that some objects in new space are promoted to
// the old space
@@ -113,23 +114,23 @@ TEST(NoPromotion) {
v8::HandleScope sc;
// Do a mark compact GC to shrink the heap.
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
// Allocate a big Fixed array in the new space.
- int size = (HEAP->MaxObjectSizeInPagedSpace() - FixedArray::kHeaderSize) /
+ int size = (Heap::MaxObjectSizeInPagedSpace() - FixedArray::kHeaderSize) /
kPointerSize;
- Object* obj = HEAP->AllocateFixedArray(size)->ToObjectChecked();
+ Object* obj = Heap::AllocateFixedArray(size)->ToObjectChecked();
Handle<FixedArray> array(FixedArray::cast(obj));
// Array still stays in the new space.
- CHECK(HEAP->InSpace(*array, NEW_SPACE));
+ CHECK(Heap::InSpace(*array, NEW_SPACE));
// Allocate objects in the old space until out of memory.
FixedArray* host = *array;
while (true) {
Object* obj;
- { MaybeObject* maybe_obj = HEAP->AllocateFixedArray(100, TENURED);
+ { MaybeObject* maybe_obj = Heap::AllocateFixedArray(100, TENURED);
if (!maybe_obj->ToObject(&obj)) break;
}
@@ -138,10 +139,10 @@ TEST(NoPromotion) {
}
// Call mark compact GC, and it should pass.
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
// array should not be promoted because the old space is full.
- CHECK(HEAP->InSpace(*array, NEW_SPACE));
+ CHECK(Heap::InSpace(*array, NEW_SPACE));
}
@@ -150,86 +151,90 @@ TEST(MarkCompactCollector) {
v8::HandleScope sc;
// call mark-compact when heap is empty
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
// keep allocating garbage in new space until it fails
const int ARRAY_SIZE = 100;
Object* array;
MaybeObject* maybe_array;
do {
- maybe_array = HEAP->AllocateFixedArray(ARRAY_SIZE);
+ maybe_array = Heap::AllocateFixedArray(ARRAY_SIZE);
} while (maybe_array->ToObject(&array));
- HEAP->CollectGarbage(NEW_SPACE);
+ Heap::CollectGarbage(NEW_SPACE);
- array = HEAP->AllocateFixedArray(ARRAY_SIZE)->ToObjectChecked();
+ array = Heap::AllocateFixedArray(ARRAY_SIZE)->ToObjectChecked();
// keep allocating maps until it fails
Object* mapp;
MaybeObject* maybe_mapp;
do {
- maybe_mapp = HEAP->AllocateMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
+ maybe_mapp = Heap::AllocateMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
} while (maybe_mapp->ToObject(&mapp));
- HEAP->CollectGarbage(MAP_SPACE);
- mapp = HEAP->AllocateMap(JS_OBJECT_TYPE,
+ Heap::CollectGarbage(MAP_SPACE);
+ mapp = Heap::AllocateMap(JS_OBJECT_TYPE,
JSObject::kHeaderSize)->ToObjectChecked();
// allocate a garbage
String* func_name =
- String::cast(HEAP->LookupAsciiSymbol("theFunction")->ToObjectChecked());
+ String::cast(Heap::LookupAsciiSymbol("theFunction")->ToObjectChecked());
SharedFunctionInfo* function_share = SharedFunctionInfo::cast(
- HEAP->AllocateSharedFunctionInfo(func_name)->ToObjectChecked());
+ Heap::AllocateSharedFunctionInfo(func_name)->ToObjectChecked());
JSFunction* function = JSFunction::cast(
- HEAP->AllocateFunction(*Isolate::Current()->function_map(),
+ Heap::AllocateFunction(*Top::function_map(),
function_share,
- HEAP->undefined_value())->ToObjectChecked());
+ Heap::undefined_value())->ToObjectChecked());
Map* initial_map =
- Map::cast(HEAP->AllocateMap(JS_OBJECT_TYPE,
+ Map::cast(Heap::AllocateMap(JS_OBJECT_TYPE,
JSObject::kHeaderSize)->ToObjectChecked());
function->set_initial_map(initial_map);
- Isolate::Current()->context()->global()->SetProperty(
- func_name, function, NONE, kNonStrictMode)->ToObjectChecked();
+ Top::context()->global()->SetProperty(func_name,
+ function,
+ NONE,
+ kNonStrictMode)->ToObjectChecked();
- JSObject* obj = JSObject::cast(
- HEAP->AllocateJSObject(function)->ToObjectChecked());
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ JSObject* obj =
+ JSObject::cast(Heap::AllocateJSObject(function)->ToObjectChecked());
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
func_name =
- String::cast(HEAP->LookupAsciiSymbol("theFunction")->ToObjectChecked());
- CHECK(Isolate::Current()->context()->global()->HasLocalProperty(func_name));
- Object* func_value = Isolate::Current()->context()->global()->
- GetProperty(func_name)->ToObjectChecked();
+ String::cast(Heap::LookupAsciiSymbol("theFunction")->ToObjectChecked());
+ CHECK(Top::context()->global()->HasLocalProperty(func_name));
+ Object* func_value =
+ Top::context()->global()->GetProperty(func_name)->ToObjectChecked();
CHECK(func_value->IsJSFunction());
function = JSFunction::cast(func_value);
- obj = JSObject::cast(HEAP->AllocateJSObject(function)->ToObjectChecked());
+ obj = JSObject::cast(Heap::AllocateJSObject(function)->ToObjectChecked());
String* obj_name =
- String::cast(HEAP->LookupAsciiSymbol("theObject")->ToObjectChecked());
- Isolate::Current()->context()->global()->SetProperty(
- obj_name, obj, NONE, kNonStrictMode)->ToObjectChecked();
+ String::cast(Heap::LookupAsciiSymbol("theObject")->ToObjectChecked());
+ Top::context()->global()->SetProperty(obj_name,
+ obj,
+ NONE,
+ kNonStrictMode)->ToObjectChecked();
String* prop_name =
- String::cast(HEAP->LookupAsciiSymbol("theSlot")->ToObjectChecked());
+ String::cast(Heap::LookupAsciiSymbol("theSlot")->ToObjectChecked());
obj->SetProperty(prop_name,
Smi::FromInt(23),
NONE,
kNonStrictMode)->ToObjectChecked();
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
obj_name =
- String::cast(HEAP->LookupAsciiSymbol("theObject")->ToObjectChecked());
- CHECK(Isolate::Current()->context()->global()->HasLocalProperty(obj_name));
- CHECK(Isolate::Current()->context()->global()->
- GetProperty(obj_name)->ToObjectChecked()->IsJSObject());
- obj = JSObject::cast(Isolate::Current()->context()->global()->
- GetProperty(obj_name)->ToObjectChecked());
+ String::cast(Heap::LookupAsciiSymbol("theObject")->ToObjectChecked());
+ CHECK(Top::context()->global()->HasLocalProperty(obj_name));
+ CHECK(Top::context()->global()->
+ GetProperty(obj_name)->ToObjectChecked()->IsJSObject());
+ obj = JSObject::cast(
+ Top::context()->global()->GetProperty(obj_name)->ToObjectChecked());
prop_name =
- String::cast(HEAP->LookupAsciiSymbol("theSlot")->ToObjectChecked());
- CHECK(obj->GetProperty(prop_name) == Smi::FromInt(23));
+ String::cast(Heap::LookupAsciiSymbol("theSlot")->ToObjectChecked());
+ CHECK(obj->GetProperty(prop_name)->ToObjectChecked() == Smi::FromInt(23));
}
static Handle<Map> CreateMap() {
- return FACTORY->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
+ return Factory::NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
}
@@ -241,20 +246,20 @@ TEST(MapCompact) {
v8::HandleScope sc;
// keep allocating maps while pointers are still encodable and thus
// mark compact is permitted.
- Handle<JSObject> root = FACTORY->NewJSObjectFromMap(CreateMap());
+ Handle<JSObject> root = Factory::NewJSObjectFromMap(CreateMap());
do {
Handle<Map> map = CreateMap();
map->set_prototype(*root);
- root = FACTORY->NewJSObjectFromMap(map);
- } while (HEAP->map_space()->MapPointersEncodable());
+ root = Factory::NewJSObjectFromMap(map);
+ } while (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.
- HEAP->CollectAllGarbage(true);
+ Heap::CollectAllGarbage(true);
// And now map pointers should be encodable again.
- CHECK(HEAP->map_space()->MapPointersEncodable());
+ CHECK(Heap::map_space()->MapPointersEncodable());
}
@@ -276,16 +281,16 @@ static void GCEpilogueCallbackFunc() {
TEST(GCCallback) {
InitializeVM();
- HEAP->SetGlobalGCPrologueCallback(&GCPrologueCallbackFunc);
- HEAP->SetGlobalGCEpilogueCallback(&GCEpilogueCallbackFunc);
+ Heap::SetGlobalGCPrologueCallback(&GCPrologueCallbackFunc);
+ Heap::SetGlobalGCEpilogueCallback(&GCEpilogueCallbackFunc);
// Scavenge does not call GC callback functions.
- HEAP->PerformScavenge();
+ Heap::PerformScavenge();
CHECK_EQ(0, gc_starts);
CHECK_EQ(gc_ends, gc_starts);
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
CHECK_EQ(1, gc_starts);
CHECK_EQ(gc_ends, gc_starts);
}
@@ -293,51 +298,39 @@ TEST(GCCallback) {
static int NumberOfWeakCalls = 0;
static void WeakPointerCallback(v8::Persistent<v8::Value> handle, void* id) {
- ASSERT(id == reinterpret_cast<void*>(1234));
NumberOfWeakCalls++;
handle.Dispose();
}
TEST(ObjectGroups) {
InitializeVM();
- GlobalHandles* global_handles = Isolate::Current()->global_handles();
NumberOfWeakCalls = 0;
v8::HandleScope handle_scope;
Handle<Object> g1s1 =
- global_handles->Create(HEAP->AllocateFixedArray(1)->ToObjectChecked());
+ GlobalHandles::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());
- global_handles->MakeWeak(g1s1.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
- global_handles->MakeWeak(g1s2.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
- global_handles->MakeWeak(g1c1.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
+ GlobalHandles::Create(Heap::AllocateFixedArray(1)->ToObjectChecked());
+ GlobalHandles::MakeWeak(g1s1.location(),
+ reinterpret_cast<void*>(1234),
+ &WeakPointerCallback);
+ GlobalHandles::MakeWeak(g1s2.location(),
+ reinterpret_cast<void*>(1234),
+ &WeakPointerCallback);
Handle<Object> g2s1 =
- global_handles->Create(HEAP->AllocateFixedArray(1)->ToObjectChecked());
+ GlobalHandles::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());
- global_handles->MakeWeak(g2s1.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
- global_handles->MakeWeak(g2s2.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
- global_handles->MakeWeak(g2c1.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
-
- Handle<Object> root = global_handles->Create(*g1s1); // make a root.
+ GlobalHandles::Create(Heap::AllocateFixedArray(1)->ToObjectChecked());
+ GlobalHandles::MakeWeak(g2s1.location(),
+ reinterpret_cast<void*>(1234),
+ &WeakPointerCallback);
+ GlobalHandles::MakeWeak(g2s2.location(),
+ reinterpret_cast<void*>(1234),
+ &WeakPointerCallback);
+
+ Handle<Object> root = GlobalHandles::Create(*g1s1); // make a root.
// Connect group 1 and 2, make a cycle.
Handle<FixedArray>::cast(g1s2)->set(0, *g2s2);
@@ -345,100 +338,31 @@ TEST(ObjectGroups) {
{
Object** g1_objects[] = { g1s1.location(), g1s2.location() };
- Object** g1_children[] = { g1c1.location() };
Object** g2_objects[] = { g2s1.location(), g2s2.location() };
- Object** g2_children[] = { g2c1.location() };
- global_handles->AddObjectGroup(g1_objects, 2, NULL);
- global_handles->AddImplicitReferences(
- Handle<HeapObject>::cast(g1s1).location(), g1_children, 1);
- global_handles->AddObjectGroup(g2_objects, 2, NULL);
- global_handles->AddImplicitReferences(
- Handle<HeapObject>::cast(g2s2).location(), g2_children, 1);
+ GlobalHandles::AddGroup(g1_objects, 2);
+ GlobalHandles::AddGroup(g2_objects, 2);
}
// Do a full GC
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
// All object should be alive.
CHECK_EQ(0, NumberOfWeakCalls);
// Weaken the root.
- global_handles->MakeWeak(root.location(),
- reinterpret_cast<void*>(1234),
- &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());
+ GlobalHandles::MakeWeak(root.location(),
+ reinterpret_cast<void*>(1234),
+ &WeakPointerCallback);
// Groups are deleted, rebuild groups.
{
Object** g1_objects[] = { g1s1.location(), g1s2.location() };
- Object** g1_children[] = { g1c1.location() };
Object** g2_objects[] = { g2s1.location(), g2s2.location() };
- Object** g2_children[] = { g2c1.location() };
- global_handles->AddObjectGroup(g1_objects, 2, NULL);
- global_handles->AddImplicitReferences(
- Handle<HeapObject>::cast(g1s1).location(), g1_children, 1);
- global_handles->AddObjectGroup(g2_objects, 2, NULL);
- global_handles->AddImplicitReferences(
- Handle<HeapObject>::cast(g2s2).location(), g2_children, 1);
+ GlobalHandles::AddGroup(g1_objects, 2);
+ GlobalHandles::AddGroup(g2_objects, 2);
}
- HEAP->CollectGarbage(OLD_POINTER_SPACE);
+ Heap::CollectGarbage(OLD_POINTER_SPACE);
// All objects should be gone. 5 global handles in total.
CHECK_EQ(5, NumberOfWeakCalls);
-
- // And now make children weak again and collect them.
- global_handles->MakeWeak(g1c1.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
- global_handles->MakeWeak(g2c1.location(),
- reinterpret_cast<void*>(1234),
- &WeakPointerCallback);
-
- HEAP->CollectGarbage(OLD_POINTER_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() {
- ASSERT(!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) {
- InitializeVM();
- GlobalHandles* global_handles = Isolate::Current()->global_handles();
-
- v8::HandleScope handle_scope;
-
- Handle<Object> object =
- global_handles->Create(HEAP->AllocateFixedArray(1)->ToObjectChecked());
-
- TestRetainedObjectInfo info;
- global_handles->AddObjectGroup(NULL, 0, &info);
- ASSERT(info.has_been_disposed());
-
- global_handles->AddImplicitReferences(
- Handle<HeapObject>::cast(object).location(), NULL, 0);
}
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