Revert "Merge old data and pointer space."

test/cctest/test-heap.cc

 // 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
@@ skipping 423 matching lines @@
     HandleScope scope(isolate);
 
     Handle<Object> i = factory->NewStringFromStaticChars("fisk");
     Handle<Object> u = factory->NewNumber(1.12344);
 
     h1 = global_handles->Create(*i);
     h2 = global_handles->Create(*u);
   }
 
   // Make sure the objects are promoted.
-  heap->CollectGarbage(OLD_SPACE);
+  heap->CollectGarbage(OLD_POINTER_SPACE);
   heap->CollectGarbage(NEW_SPACE);
   CHECK(!heap->InNewSpace(*h1) && !heap->InNewSpace(*h2));
 
   std::pair<Handle<Object>*, int> handle_and_id(&h2, 1234);
   GlobalHandles::MakeWeak(h2.location(),
                           reinterpret_cast<void*>(&handle_and_id),
                           &TestWeakGlobalHandleCallback);
   CHECK(!GlobalHandles::IsNearDeath(h1.location()));
   CHECK(!GlobalHandles::IsNearDeath(h2.location()));
 
@@ skipping 32 matching lines @@
   GlobalHandles::MakeWeak(h.location(),
                           reinterpret_cast<void*>(&handle_and_id),
                           &TestWeakGlobalHandleCallback);
 
   // Scanvenge does not recognize weak reference.
   heap->CollectGarbage(NEW_SPACE);
 
   CHECK(!WeakPointerCleared);
 
   // Mark-compact treats weak reference properly.
-  heap->CollectGarbage(OLD_SPACE);
+  heap->CollectGarbage(OLD_POINTER_SPACE);
 
   CHECK(WeakPointerCleared);
 }
 
 
 static const char* not_so_random_string_table[] = {
   "abstract",
   "boolean",
   "break",
   "byte",
@@ skipping 378 matching lines @@
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   Factory* factory = isolate->factory();
   v8::HandleScope scope(CcTest::isolate());
 
   // Array of objects to scan haep for.
   const int objs_count = 6;
   Handle<Object> objs[objs_count];
   int next_objs_index = 0;
 
-  // Allocate a JS array to OLD_SPACE and NEW_SPACE
+  // Allocate a JS array to OLD_POINTER_SPACE and NEW_SPACE
   objs[next_objs_index++] = factory->NewJSArray(10);
   objs[next_objs_index++] = factory->NewJSArray(10,
                                                 FAST_HOLEY_ELEMENTS,
                                                 TENURED);
 
   // Allocate a small string to OLD_DATA_SPACE and NEW_SPACE
   objs[next_objs_index++] = factory->NewStringFromStaticChars("abcdefghij");
   objs[next_objs_index++] =
       factory->NewStringFromStaticChars("abcdefghij", TENURED);
 
@@ skipping 88 matching lines @@
   CHECK_EQ(0, jsobject->properties()->length());
   // Create a reference to object in new space in jsobject.
   FieldIndex index = FieldIndex::ForInObjectOffset(
       JSObject::kHeaderSize - kPointerSize);
   jsobject->FastPropertyAtPut(index, array);
 
   CHECK_EQ(0, static_cast<int>(*limit_addr - *top_addr));
 
   // Step 4: clone jsobject, but force always allocate first to create a clone
   // in old pointer space.
-  Address old_space_top = heap->old_space()->top();
+  Address old_pointer_space_top = heap->old_pointer_space()->top();
   AlwaysAllocateScope aa_scope(isolate);
   Object* clone_obj = heap->CopyJSObject(jsobject).ToObjectChecked();
   JSObject* clone = JSObject::cast(clone_obj);
-  if (clone->address() != old_space_top) {
+  if (clone->address() != old_pointer_space_top) {
     // Alas, got allocated from free list, we cannot do checks.
     return;
   }
-  CHECK(heap->old_space()->Contains(clone->address()));
+  CHECK(heap->old_pointer_space()->Contains(clone->address()));
 }
 
 
 UNINITIALIZED_TEST(TestCodeFlushing) {
   // If we do not flush code this test is invalid.
   if (!FLAG_flush_code) return;
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_optimize_for_size = false;
   v8::Isolate* isolate = v8::Isolate::New();
   i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
@@ skipping 1107 matching lines @@
 
   {
     v8::HandleScope scope(CcTest::isolate());
     v8::Handle<v8::Object> global = CcTest::global();
     v8::Handle<v8::Function> g =
         v8::Handle<v8::Function>::Cast(global->Get(v8_str("g")));
     g->Call(global, 0, NULL);
   }
 
   CcTest::heap()->incremental_marking()->set_should_hurry(true);
-  CcTest::heap()->CollectGarbage(OLD_SPACE);
+  CcTest::heap()->CollectGarbage(OLD_POINTER_SPACE);
 }
 
 
 static int NumberOfProtoTransitions(Map* map) {
   return TransitionArray::NumberOfPrototypeTransitions(
       TransitionArray::GetPrototypeTransitions(map));
 }
 
 
 TEST(PrototypeTransitionClearing) {
@@ skipping 30 matching lines @@
   // Verify that prototype transitions array was compacted.
   FixedArray* trans =
       TransitionArray::GetPrototypeTransitions(baseObject->map());
   for (int i = initialTransitions; i < initialTransitions + transitions; i++) {
     int j = TransitionArray::kProtoTransitionHeaderSize + i;
     CHECK(trans->get(j)->IsMap());
   }
 
   // Make sure next prototype is placed on an old-space evacuation candidate.
   Handle<JSObject> prototype;
-  PagedSpace* space = CcTest::heap()->old_space();
+  PagedSpace* space = CcTest::heap()->old_pointer_space();
   {
     AlwaysAllocateScope always_allocate(isolate);
     SimulateFullSpace(space);
     prototype = factory->NewJSArray(32 * KB, FAST_HOLEY_ELEMENTS, TENURED);
   }
 
   // Add a prototype on an evacuation candidate and verify that transition
   // clearing correctly records slots in prototype transition array.
   i::FLAG_always_compact = true;
   Handle<Map> map(baseObject->map());
@@ skipping 99 matching lines @@
 
   CHECK_EQ(CcTest::heap()->global_ic_age(), f->shared()->ic_age());
   CHECK_EQ(0, f->shared()->opt_count());
   CHECK_EQ(0, f->shared()->code()->profiler_ticks());
 }
 
 
 TEST(IdleNotificationFinishMarking) {
   i::FLAG_allow_natives_syntax = true;
   CcTest::InitializeVM();
-  SimulateFullSpace(CcTest::heap()->old_space());
+  SimulateFullSpace(CcTest::heap()->old_pointer_space());
   IncrementalMarking* marking = CcTest::heap()->incremental_marking();
   marking->Abort();
   marking->Start();
 
   CHECK_EQ(CcTest::heap()->gc_count(), 0);
 
   // TODO(hpayer): We cannot write proper unit test right now for heap.
   // The ideal test would call kMaxIdleMarkingDelayCounter to test the
   // marking delay counter.
 
@@ skipping 92 matching lines @@
 
   v8::Local<v8::Value> int_array = v8::Object::Cast(*res)->Get(v8_str("0"));
   Handle<JSObject> int_array_handle =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(int_array));
   v8::Local<v8::Value> double_array = v8::Object::Cast(*res)->Get(v8_str("1"));
   Handle<JSObject> double_array_handle =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(double_array));
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
-  CHECK(CcTest::heap()->InOldSpace(*o));
-  CHECK(CcTest::heap()->InOldSpace(*int_array_handle));
-  CHECK(CcTest::heap()->InOldSpace(int_array_handle->elements()));
-  CHECK(CcTest::heap()->InOldSpace(*double_array_handle));
-  CHECK(CcTest::heap()->InOldSpace(double_array_handle->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*int_array_handle));
+  CHECK(CcTest::heap()->InOldPointerSpace(int_array_handle->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*double_array_handle));
+  CHECK(CcTest::heap()->InOldDataSpace(double_array_handle->elements()));
 }
 
 
 TEST(OptimizedPretenuringObjectArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 18 matching lines @@
       "f(); f();"
       "%%OptimizeFunctionOnNextCall(f);"
       "f();",
       AllocationSite::kPretenureMinimumCreated);
 
   v8::Local<v8::Value> res = CompileRun(source.start());
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
 
-  CHECK(CcTest::heap()->InOldSpace(o->elements()));
-  CHECK(CcTest::heap()->InOldSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(o->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
 }
 
 
 TEST(OptimizedPretenuringMixedInObjectProperties) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 19 matching lines @@
       "f(); f();"
       "%%OptimizeFunctionOnNextCall(f);"
       "f();",
       AllocationSite::kPretenureMinimumCreated);
 
   v8::Local<v8::Value> res = CompileRun(source.start());
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
 
-  CHECK(CcTest::heap()->InOldSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
   FieldIndex idx1 = FieldIndex::ForPropertyIndex(o->map(), 0);
   FieldIndex idx2 = FieldIndex::ForPropertyIndex(o->map(), 1);
-  CHECK(CcTest::heap()->InOldSpace(o->RawFastPropertyAt(idx1)));
+  CHECK(CcTest::heap()->InOldPointerSpace(o->RawFastPropertyAt(idx1)));
   if (!o->IsUnboxedDoubleField(idx2)) {
-    CHECK(CcTest::heap()->InOldSpace(o->RawFastPropertyAt(idx2)));
+    CHECK(CcTest::heap()->InOldDataSpace(o->RawFastPropertyAt(idx2)));
   } else {
     CHECK_EQ(1.1, o->RawFastDoublePropertyAt(idx2));
   }
 
   JSObject* inner_object =
       reinterpret_cast<JSObject*>(o->RawFastPropertyAt(idx1));
-  CHECK(CcTest::heap()->InOldSpace(inner_object));
+  CHECK(CcTest::heap()->InOldPointerSpace(inner_object));
   if (!inner_object->IsUnboxedDoubleField(idx1)) {
-    CHECK(CcTest::heap()->InOldSpace(inner_object->RawFastPropertyAt(idx1)));
+    CHECK(
+        CcTest::heap()->InOldDataSpace(inner_object->RawFastPropertyAt(idx1)));
   } else {
     CHECK_EQ(2.2, inner_object->RawFastDoublePropertyAt(idx1));
   }
-  CHECK(CcTest::heap()->InOldSpace(inner_object->RawFastPropertyAt(idx2)));
+  CHECK(
+      CcTest::heap()->InOldPointerSpace(inner_object->RawFastPropertyAt(idx2)));
 }
 
 
 TEST(OptimizedPretenuringDoubleArrayProperties) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 18 matching lines @@
       "f(); f();"
       "%%OptimizeFunctionOnNextCall(f);"
       "f();",
       AllocationSite::kPretenureMinimumCreated);
 
   v8::Local<v8::Value> res = CompileRun(source.start());
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
 
-  CHECK(CcTest::heap()->InOldSpace(*o));
-  CHECK(CcTest::heap()->InOldSpace(o->properties()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
+  CHECK(CcTest::heap()->InOldDataSpace(o->properties()));
 }
 
 
 TEST(OptimizedPretenuringdoubleArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 18 matching lines @@
       "f(); f();"
       "%%OptimizeFunctionOnNextCall(f);"
       "f();",
       AllocationSite::kPretenureMinimumCreated);
 
   v8::Local<v8::Value> res = CompileRun(source.start());
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
 
-  CHECK(CcTest::heap()->InOldSpace(o->elements()));
-  CHECK(CcTest::heap()->InOldSpace(*o));
+  CHECK(CcTest::heap()->InOldDataSpace(o->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
 }
 
 
 TEST(OptimizedPretenuringNestedMixedArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 23 matching lines @@
 
   v8::Local<v8::Value> int_array = v8::Object::Cast(*res)->Get(v8_str("0"));
   Handle<JSObject> int_array_handle =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(int_array));
   v8::Local<v8::Value> double_array = v8::Object::Cast(*res)->Get(v8_str("1"));
   Handle<JSObject> double_array_handle =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(double_array));
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
-  CHECK(CcTest::heap()->InOldSpace(*o));
-  CHECK(CcTest::heap()->InOldSpace(*int_array_handle));
-  CHECK(CcTest::heap()->InOldSpace(int_array_handle->elements()));
-  CHECK(CcTest::heap()->InOldSpace(*double_array_handle));
-  CHECK(CcTest::heap()->InOldSpace(double_array_handle->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*int_array_handle));
+  CHECK(CcTest::heap()->InOldPointerSpace(int_array_handle->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*double_array_handle));
+  CHECK(CcTest::heap()->InOldDataSpace(double_array_handle->elements()));
 }
 
 
 TEST(OptimizedPretenuringNestedObjectLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 24 matching lines @@
 
   v8::Local<v8::Value> int_array_1 = v8::Object::Cast(*res)->Get(v8_str("0"));
   Handle<JSObject> int_array_handle_1 =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(int_array_1));
   v8::Local<v8::Value> int_array_2 = v8::Object::Cast(*res)->Get(v8_str("1"));
   Handle<JSObject> int_array_handle_2 =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(int_array_2));
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
-  CHECK(CcTest::heap()->InOldSpace(*o));
-  CHECK(CcTest::heap()->InOldSpace(*int_array_handle_1));
-  CHECK(CcTest::heap()->InOldSpace(int_array_handle_1->elements()));
-  CHECK(CcTest::heap()->InOldSpace(*int_array_handle_2));
-  CHECK(CcTest::heap()->InOldSpace(int_array_handle_2->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*int_array_handle_1));
+  CHECK(CcTest::heap()->InOldPointerSpace(int_array_handle_1->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*int_array_handle_2));
+  CHECK(CcTest::heap()->InOldPointerSpace(int_array_handle_2->elements()));
 }
 
 
 TEST(OptimizedPretenuringNestedDoubleLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 26 matching lines @@
       v8::Object::Cast(*res)->Get(v8_str("0"));
   Handle<JSObject> double_array_handle_1 =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(double_array_1));
   v8::Local<v8::Value> double_array_2 =
       v8::Object::Cast(*res)->Get(v8_str("1"));
   Handle<JSObject> double_array_handle_2 =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(double_array_2));
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
-  CHECK(CcTest::heap()->InOldSpace(*o));
-  CHECK(CcTest::heap()->InOldSpace(*double_array_handle_1));
-  CHECK(CcTest::heap()->InOldSpace(double_array_handle_1->elements()));
-  CHECK(CcTest::heap()->InOldSpace(*double_array_handle_2));
-  CHECK(CcTest::heap()->InOldSpace(double_array_handle_2->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*double_array_handle_1));
+  CHECK(CcTest::heap()->InOldDataSpace(double_array_handle_1->elements()));
+  CHECK(CcTest::heap()->InOldPointerSpace(*double_array_handle_2));
+  CHECK(CcTest::heap()->InOldDataSpace(double_array_handle_2->elements()));
 }
 
 
 // Make sure pretenuring feedback is gathered for constructed objects as well
 // as for literals.
 TEST(OptimizedPretenuringConstructorCalls) {
   if (!i::FLAG_pretenuring_call_new) {
     // FLAG_pretenuring_call_new needs to be synced with the snapshot.
     return;
   }
@@ skipping 32 matching lines @@
       "%%OptimizeFunctionOnNextCall(f);"
       "f();",
       AllocationSite::kPretenureMinimumCreated +
       JSFunction::kGenerousAllocationCount);
 
   v8::Local<v8::Value> res = CompileRun(source.start());
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
 
-  CHECK(CcTest::heap()->InOldSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
 }
 
 
 TEST(OptimizedPretenuringCallNew) {
   if (!i::FLAG_pretenuring_call_new) {
     // FLAG_pretenuring_call_new needs to be synced with the snapshot.
     return;
   }
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
@@ skipping 26 matching lines @@
       "f(); f();"
       "%%OptimizeFunctionOnNextCall(f);"
       "f();",
       AllocationSite::kPretenureMinimumCreated +
       JSFunction::kGenerousAllocationCount);
 
   v8::Local<v8::Value> res = CompileRun(source.start());
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res));
-  CHECK(CcTest::heap()->InOldSpace(*o));
+  CHECK(CcTest::heap()->InOldPointerSpace(*o));
 }
 
 
 // Test regular array literals allocation.
 TEST(OptimizedAllocationArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
@@ skipping 164 matching lines @@
   AddTransitions(transitions_count);
   CompileRun("var root = new F;");
   Handle<JSObject> root = GetByName("root");
 
   // Count number of live transitions before marking.
   int transitions_before = CountMapTransitions(root->map());
   CHECK_EQ(transitions_count, transitions_before);
 
   root = GetByName("root");
   AddPropertyTo(0, root, "prop9");
-  CcTest::i_isolate()->heap()->CollectGarbage(OLD_SPACE);
+  CcTest::i_isolate()->heap()->CollectGarbage(OLD_POINTER_SPACE);
 
   // Count number of live transitions after marking.  Note that one transition
   // is left, because 'o' still holds an instance of one transition target.
   int transitions_after = CountMapTransitions(
       Map::cast(root->map()->GetBackPointer()));
   CHECK_EQ(1, transitions_after);
 }
 
 
 TEST(TransitionArraySimpleToFull) {
@@ skipping 117 matching lines @@
   i::FLAG_crankshaft = false;
   i::FLAG_always_opt = false;
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   Factory* factory = isolate->factory();
   Heap* heap = isolate->heap();
   v8::HandleScope scope(CcTest::isolate());
   static const int number_of_test_pages = 20;
 
   // Prepare many pages with low live-bytes count.
-  PagedSpace* old_space = heap->old_space();
-  CHECK_EQ(1, old_space->CountTotalPages());
+  PagedSpace* old_pointer_space = heap->old_pointer_space();
+  CHECK_EQ(1, old_pointer_space->CountTotalPages());
   for (int i = 0; i < number_of_test_pages; i++) {
     AlwaysAllocateScope always_allocate(isolate);
-    SimulateFullSpace(old_space);
+    SimulateFullSpace(old_pointer_space);
     factory->NewFixedArray(1, TENURED);
   }
-  CHECK_EQ(number_of_test_pages + 1, old_space->CountTotalPages());
+  CHECK_EQ(number_of_test_pages + 1, old_pointer_space->CountTotalPages());
 
   // Triggering one GC will cause a lot of garbage to be discovered but
   // even spread across all allocated pages.
   heap->CollectAllGarbage(Heap::kAbortIncrementalMarkingMask,
                           "triggered for preparation");
-  CHECK_GE(number_of_test_pages + 1, old_space->CountTotalPages());
+  CHECK_GE(number_of_test_pages + 1, old_pointer_space->CountTotalPages());
 
   // Triggering subsequent GCs should cause at least half of the pages
   // to be released to the OS after at most two cycles.
   heap->CollectAllGarbage(Heap::kNoGCFlags, "triggered by test 1");
-  CHECK_GE(number_of_test_pages + 1, old_space->CountTotalPages());
+  CHECK_GE(number_of_test_pages + 1, old_pointer_space->CountTotalPages());
   heap->CollectAllGarbage(Heap::kNoGCFlags, "triggered by test 2");
-  CHECK_GE(number_of_test_pages + 1, old_space->CountTotalPages() * 2);
+  CHECK_GE(number_of_test_pages + 1, old_pointer_space->CountTotalPages() * 2);
 
   // Triggering a last-resort GC should cause all pages to be released to the
   // OS so that other processes can seize the memory.  If we get a failure here
   // where there are 2 pages left instead of 1, then we should increase the
   // size of the first page a little in SizeOfFirstPage in spaces.cc.  The
   // first page should be small in order to reduce memory used when the VM
   // boots, but if the 20 small arrays don't fit on the first page then that's
   // an indication that it is too small.
   heap->CollectAllAvailableGarbage("triggered really hard");
-  CHECK_EQ(1, old_space->CountTotalPages());
+  CHECK_EQ(1, old_pointer_space->CountTotalPages());
 }
 
 
 TEST(Regress2237) {
   i::FLAG_stress_compaction = false;
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   Factory* factory = isolate->factory();
   v8::HandleScope scope(CcTest::isolate());
   Handle<String> slice(CcTest::heap()->empty_string());
@@ skipping 1619 matching lines @@
       "var array = new Array(40000);"
       "var tmp = new Array(100000);"
       "array[0] = 10;"
       "gc();"
       "gc();"
       "array.shift();"
       "array;");
 
   Handle<JSObject> o =
       v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(result));
-  CHECK(heap->InOldSpace(o->elements()));
-  CHECK(heap->InOldSpace(*o));
+  CHECK(heap->InOldPointerSpace(o->elements()));
+  CHECK(heap->InOldPointerSpace(*o));
   Page* page = Page::FromAddress(o->elements()->address());
   CHECK(page->parallel_sweeping() <= MemoryChunk::SWEEPING_FINALIZE ||
         Marking::IsBlack(Marking::MarkBitFrom(o->elements())));
 }
 
 
 UNINITIALIZED_TEST(PromotionQueue) {
   i::FLAG_expose_gc = true;
   i::FLAG_max_semi_space_size = 2 * (Page::kPageSize / MB);
   v8::Isolate* isolate = v8::Isolate::New();
@@ skipping 92 matching lines @@
   Handle<Map> map2 =
       Map::CopyWithField(map1, factory->NewStringFromStaticChars("foo"),
                          HeapType::Any(isolate), NONE, Representation::Tagged(),
                          OMIT_TRANSITION).ToHandleChecked();
 
   int desired_offset = Page::kPageSize - map1->instance_size();
 
   // Allocate fixed array in old pointer space so, that object allocated
   // afterwards would end at the end of the page.
   {
-    SimulateFullSpace(heap->old_space());
+    SimulateFullSpace(heap->old_pointer_space());
     int padding_size = desired_offset - Page::kObjectStartOffset;
     int padding_array_length =
         (padding_size - FixedArray::kHeaderSize) / kPointerSize;
 
     Handle<FixedArray> temp2 =
         factory->NewFixedArray(padding_array_length, TENURED);
     Page* page = Page::FromAddress(temp2->address());
     CHECK_EQ(Page::kObjectStartOffset, page->Offset(temp2->address()));
   }
 
@@ skipping 48 matching lines @@
     marking->Step(MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD);
   }
   // Stash the backing store in a handle.
   Handle<Object> save(weak_map->table(), isolate);
   // The following line will update the backing store.
   CompileRun(
       "for (var i = 0; i < 50; i++) {"
       "  weak_map.set(future_keys[i], i);"
       "}");
   heap->incremental_marking()->set_should_hurry(true);
-  heap->CollectGarbage(OLD_SPACE);
+  heap->CollectGarbage(OLD_POINTER_SPACE);
 }
 
 
 TEST(Regress442710) {
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   Heap* heap = isolate->heap();
   Factory* factory = isolate->factory();
 
   HandleScope sc(isolate);
   Handle<GlobalObject> global(CcTest::i_isolate()->context()->global_object());
   Handle<JSArray> array = factory->NewJSArray(2);
 
   Handle<String> name = factory->InternalizeUtf8String("testArray");
   JSReceiver::SetProperty(global, name, array, SLOPPY).Check();
   CompileRun("testArray[0] = 1; testArray[1] = 2; testArray.shift();");
-  heap->CollectGarbage(OLD_SPACE);
+  heap->CollectGarbage(OLD_POINTER_SPACE);
 }
 
 
 TEST(NumberStringCacheSize) {
   // Test that the number-string cache has not been resized in the snapshot.
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   if (!isolate->snapshot_available()) return;
   Heap* heap = isolate->heap();
   CHECK_EQ(TestHeap::kInitialNumberStringCacheSize * 2,
@@ skipping 12 matching lines @@
     v8::Local<v8::Value> result =
         CompileRun("(function () { return {x : 10}; })();");
     Handle<JSObject> proto =
         v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(result));
     map->set_prototype(*proto);
     heap->AddRetainedMap(map);
     weak_cell = inner_scope.CloseAndEscape(Map::WeakCellForMap(map));
   }
   CHECK(!weak_cell->cleared());
   for (int i = 0; i < n; i++) {
-    heap->CollectGarbage(OLD_SPACE);
+    heap->CollectGarbage(OLD_POINTER_SPACE);
   }
   CHECK(!weak_cell->cleared());
-  heap->CollectGarbage(OLD_SPACE);
+  heap->CollectGarbage(OLD_POINTER_SPACE);
   CHECK(weak_cell->cleared());
 }
 
 
 TEST(MapRetaining) {
   CcTest::InitializeVM();
   v8::HandleScope scope(CcTest::isolate());
   CheckMapRetainingFor(FLAG_retain_maps_for_n_gc);
   CheckMapRetainingFor(0);
   CheckMapRetainingFor(1);
@@ skipping 15 matching lines @@
 
 TEST(WritableVsImmortalRoots) {
   for (int i = 0; i < Heap::kStrongRootListLength; ++i) {
     Heap::RootListIndex root_index = static_cast<Heap::RootListIndex>(i);
     bool writable = Heap::RootCanBeWrittenAfterInitialization(root_index);
     bool immortal = Heap::RootIsImmortalImmovable(root_index);
     // A root value can be writable, immortal, or neither, but not both.
     CHECK(!immortal || !writable);
   }
 }