[strong] create strong array literals

test/cctest/test-unboxed-doubles.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdlib.h>
 #include <utility>
 
 #include "src/v8.h"
 
 #include "src/compilation-cache.h"
@@ skipping 1017 matching lines @@
     CHECK(field_index.is_inobject() && field_index.is_double());
     CHECK_EQ(FLAG_unbox_double_fields, map->IsUnboxedDoubleField(field_index));
     CHECK_EQ(42.5, GetDoubleFieldValue(*obj, field_index));
   }
   CHECK(isolate->heap()->new_space()->Contains(*obj));
 
   // Do scavenge so that |obj| is moved to survivor space.
   CcTest::heap()->CollectGarbage(i::NEW_SPACE);
 
   // Create temp object in the new space.
-  Handle<JSArray> temp = factory->NewJSArray(FAST_ELEMENTS, NOT_TENURED);
+  Handle<JSArray> temp = factory->NewJSArray(FAST_ELEMENTS, WEAK, NOT_TENURED);
   CHECK(isolate->heap()->new_space()->Contains(*temp));
 
   // Construct a double value that looks like a pointer to the new space object
   // and store it into the obj.
   Address fake_object = reinterpret_cast<Address>(*temp) + kPointerSize;
   double boom_value = bit_cast<double>(fake_object);
 
   FieldIndex field_index = FieldIndex::ForDescriptor(obj->map(), 0);
   Handle<HeapNumber> boom_number = factory->NewHeapNumber(boom_value, MUTABLE);
   obj->FastPropertyAtPut(field_index, *boom_number);
@@ skipping 32 matching lines @@
                            Representation::Tagged(),
                            INSERT_TRANSITION).ToHandleChecked();
 
   // Create |obj_value| in old space.
   Handle<HeapObject> obj_value;
   Page* ec_page;
   {
     AlwaysAllocateScope always_allocate(isolate);
     // Make sure |obj_value| is placed on an old-space evacuation candidate.
     SimulateFullSpace(old_space);
-    obj_value = factory->NewJSArray(32 * KB, FAST_HOLEY_ELEMENTS, TENURED);
+    obj_value =
+        factory->NewJSArray(32 * KB, FAST_HOLEY_ELEMENTS, WEAK, TENURED);
     ec_page = Page::FromAddress(obj_value->address());
   }
 
   // Create object in new space.
   Handle<JSObject> obj = factory->NewJSObjectFromMap(map, NOT_TENURED, false);
 
   Handle<HeapNumber> heap_number = factory->NewHeapNumber(42.5);
   obj->WriteToField(0, *heap_number);
   obj->WriteToField(1, *obj_value);
 
@@ skipping 264 matching lines @@
   }
   CHECK(isolate->heap()->new_space()->Contains(*obj));
 
   // Trigger GCs so that the newly allocated object moves to old gen.
   CcTest::heap()->CollectGarbage(i::NEW_SPACE);  // in survivor space now
   CcTest::heap()->CollectGarbage(i::NEW_SPACE);  // in old gen now
 
   CHECK(isolate->heap()->old_space()->Contains(*obj));
 
   // Create temp object in the new space.
-  Handle<JSArray> temp = factory->NewJSArray(FAST_ELEMENTS, NOT_TENURED);
+  Handle<JSArray> temp = factory->NewJSArray(FAST_ELEMENTS, WEAK, NOT_TENURED);
   CHECK(isolate->heap()->new_space()->Contains(*temp));
 
   // Construct a double value that looks like a pointer to the new space object
   // and store it into the obj.
   Address fake_object = reinterpret_cast<Address>(*temp) + kPointerSize;
   double boom_value = bit_cast<double>(fake_object);
 
   FieldIndex field_index = FieldIndex::ForDescriptor(obj->map(), 0);
   Handle<HeapNumber> boom_number = factory->NewHeapNumber(boom_value, MUTABLE);
   obj->FastPropertyAtPut(field_index, *boom_number);
@@ skipping 178 matching lines @@
   Handle<JSObject> obj;
   Handle<HeapObject> obj_value;
   Page* ec_page;
   {
     AlwaysAllocateScope always_allocate(isolate);
     obj = factory->NewJSObjectFromMap(map, TENURED, false);
     CHECK(old_space->Contains(*obj));
 
     // Make sure |obj_value| is placed on an old-space evacuation candidate.
     SimulateFullSpace(old_space);
-    obj_value = factory->NewJSArray(32 * KB, FAST_HOLEY_ELEMENTS, TENURED);
+    obj_value =
+        factory->NewJSArray(32 * KB, FAST_HOLEY_ELEMENTS, WEAK, TENURED);
     ec_page = Page::FromAddress(obj_value->address());
     CHECK_NE(ec_page, Page::FromAddress(obj->address()));
   }
 
   // Heap is ready, force |ec_page| to become an evacuation candidate and
   // simulate incremental marking.
   ec_page->SetFlag(MemoryChunk::FORCE_EVACUATION_CANDIDATE_FOR_TESTING);
   SimulateIncrementalMarking(heap);
 
   // Check that everything is ready for triggering incremental write barrier
@@ skipping 95 matching lines @@
 
 // TODO(ishell): add respective tests for property kind reconfiguring from
 // accessor field to double, once accessor fields are supported by
 // Map::ReconfigureProperty().
 
 
 // TODO(ishell): add respective tests for fast property removal case once
 // Map::ReconfigureProperty() supports that.
 
 #endif