Introduce ThreadHeapStats

third_party/WebKit/Source/platform/heap/HeapTest.cpp

 /*
  * Copyright (C) 2013 Google Inc. 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
@@ skipping 1756 matching lines @@
     clearOutOldGarbage();
     size_t initialObjectPayloadSize = Heap::objectPayloadSizeForTesting();
     {
         size_t slack = 0;
 
         // When the test starts there may already have been leaked some memory
         // on the heap, so we establish a base line.
         size_t baseLevel = initialObjectPayloadSize;
         bool testPagesAllocated = !baseLevel;
         if (testPagesAllocated)
-            EXPECT_EQ(Heap::allocatedSpace(), 0ul);
+            EXPECT_EQ(Heap::heapStats().allocatedSpace(), 0ul);
 
         // This allocates objects on the general heap which should add a page of memory.
         DynamicallySizedObject* alloc32 = DynamicallySizedObject::create(32);
         slack += 4;
         memset(alloc32, 40, 32);
         DynamicallySizedObject* alloc64 = DynamicallySizedObject::create(64);
         slack += 4;
         memset(alloc64, 27, 64);
 
         size_t total = 96;
 
         CheckWithSlack(baseLevel + total, Heap::objectPayloadSizeForTesting(), slack);
         if (testPagesAllocated)
-            EXPECT_EQ(Heap::allocatedSpace(), blinkPageSize * 2);
+            EXPECT_EQ(Heap::heapStats().allocatedSpace(), blinkPageSize * 2);
 
         EXPECT_EQ(alloc32->get(0), 40);
         EXPECT_EQ(alloc32->get(31), 40);
         EXPECT_EQ(alloc64->get(0), 27);
         EXPECT_EQ(alloc64->get(63), 27);
 
         conservativelyCollectGarbage();
 
         EXPECT_EQ(alloc32->get(0), 40);
         EXPECT_EQ(alloc32->get(31), 40);
         EXPECT_EQ(alloc64->get(0), 27);
         EXPECT_EQ(alloc64->get(63), 27);
     }
 
     clearOutOldGarbage();
     size_t total = 0;
     size_t slack = 0;
     size_t baseLevel = Heap::objectPayloadSizeForTesting();
     bool testPagesAllocated = !baseLevel;
     if (testPagesAllocated)
-        EXPECT_EQ(Heap::allocatedSpace(), 0ul);
+        EXPECT_EQ(Heap::heapStats().allocatedSpace(), 0ul);
 
     size_t big = 1008;
     Persistent<DynamicallySizedObject> bigArea = DynamicallySizedObject::create(big);
     total += big;
     slack += 4;
 
     size_t persistentCount = 0;
     const size_t numPersistents = 100000;
     Persistent<DynamicallySizedObject>* persistents[numPersistents];
 
     for (int i = 0; i < 1000; i++) {
         size_t size = 128 + i * 8;
         total += size;
         persistents[persistentCount++] = new Persistent<DynamicallySizedObject>(DynamicallySizedObject::create(size));
         slack += 4;
         CheckWithSlack(baseLevel + total, Heap::objectPayloadSizeForTesting(), slack);
         if (testPagesAllocated)
-            EXPECT_EQ(0ul, Heap::allocatedSpace() & (blinkPageSize - 1));
+            EXPECT_EQ(0ul, Heap::heapStats().allocatedSpace() & (blinkPageSize - 1));
     }
 
     {
         DynamicallySizedObject* alloc32b(DynamicallySizedObject::create(32));
         slack += 4;
         memset(alloc32b, 40, 32);
         DynamicallySizedObject* alloc64b(DynamicallySizedObject::create(64));
         slack += 4;
         memset(alloc64b, 27, 64);
         EXPECT_TRUE(alloc32b != alloc64b);
 
         total += 96;
         CheckWithSlack(baseLevel + total, Heap::objectPayloadSizeForTesting(), slack);
         if (testPagesAllocated)
-            EXPECT_EQ(0ul, Heap::allocatedSpace() & (blinkPageSize - 1));
+            EXPECT_EQ(0ul, Heap::heapStats().allocatedSpace() & (blinkPageSize - 1));
     }
 
     clearOutOldGarbage();
     total -= 96;
     slack -= 8;
     if (testPagesAllocated)
-        EXPECT_EQ(0ul, Heap::allocatedSpace() & (blinkPageSize - 1));
+        EXPECT_EQ(0ul, Heap::heapStats().allocatedSpace() & (blinkPageSize - 1));
 
     // Clear the persistent, so that the big area will be garbage collected.
     bigArea.release();
     clearOutOldGarbage();
 
     total -= big;
     slack -= 4;
     CheckWithSlack(baseLevel + total, Heap::objectPayloadSizeForTesting(), slack);
     if (testPagesAllocated)
-        EXPECT_EQ(0ul, Heap::allocatedSpace() & (blinkPageSize - 1));
+        EXPECT_EQ(0ul, Heap::heapStats().allocatedSpace() & (blinkPageSize - 1));
 
     CheckWithSlack(baseLevel + total, Heap::objectPayloadSizeForTesting(), slack);
     if (testPagesAllocated)
-        EXPECT_EQ(0ul, Heap::allocatedSpace() & (blinkPageSize - 1));
+        EXPECT_EQ(0ul, Heap::heapStats().allocatedSpace() & (blinkPageSize - 1));
 
     for (size_t i = 0; i < persistentCount; i++) {
         delete persistents[i];
         persistents[i] = 0;
     }
 
     uint8_t* address = reinterpret_cast<uint8_t*>(Heap::allocate<DynamicallySizedObject>(100));
     for (int i = 0; i < 100; i++)
         address[i] = i;
     address = reinterpret_cast<uint8_t*>(Heap::reallocate<DynamicallySizedObject>(address, 100000));
@@ skipping 442 matching lines @@
     }
     clearOutOldGarbage();
     size_t afterFree = Heap::objectPayloadSizeForTesting();
     EXPECT_TRUE(initialObjectPayloadSize == afterFree);
 }
 
 TEST(HeapTest, LargeHeapObjects)
 {
     clearOutOldGarbage();
     size_t initialObjectPayloadSize = Heap::objectPayloadSizeForTesting();
-    size_t initialAllocatedSpace = Heap::allocatedSpace();
+    size_t initialAllocatedSpace = Heap::heapStats().allocatedSpace();
     IntWrapper::s_destructorCalls = 0;
     LargeHeapObject::s_destructorCalls = 0;
     {
         int slack = 8; // LargeHeapObject points to an IntWrapper that is also allocated.
         Persistent<LargeHeapObject> object = LargeHeapObject::create();
         ASSERT(ThreadState::current()->findPageFromAddress(object));
         ASSERT(ThreadState::current()->findPageFromAddress(reinterpret_cast<char*>(object.get()) + sizeof(LargeHeapObject) - 1));
         clearOutOldGarbage();
-        size_t afterAllocation = Heap::allocatedSpace();
+        size_t afterAllocation = Heap::heapStats().allocatedSpace();
         {
             object->set(0, 'a');
             EXPECT_EQ('a', object->get(0));
             object->set(object->length() - 1, 'b');
             EXPECT_EQ('b', object->get(object->length() - 1));
             size_t expectedLargeHeapObjectPayloadSize = Heap::allocationSizeFromSize(sizeof(LargeHeapObject));
             size_t expectedObjectPayloadSize = expectedLargeHeapObjectPayloadSize + sizeof(IntWrapper);
             size_t actualObjectPayloadSize = Heap::objectPayloadSizeForTesting() - initialObjectPayloadSize;
             CheckWithSlack(expectedObjectPayloadSize, actualObjectPayloadSize, slack);
             // There is probably space for the IntWrapper in a heap page without
             // allocating extra pages. However, the IntWrapper allocation might cause
             // the addition of a heap page.
             size_t largeObjectAllocationSize = sizeof(LargeObjectPage) + expectedLargeHeapObjectPayloadSize;
             size_t allocatedSpaceLowerBound = initialAllocatedSpace + largeObjectAllocationSize;
             size_t allocatedSpaceUpperBound = allocatedSpaceLowerBound + slack + blinkPageSize;
             EXPECT_LE(allocatedSpaceLowerBound, afterAllocation);
             EXPECT_LE(afterAllocation, allocatedSpaceUpperBound);
             EXPECT_EQ(0, IntWrapper::s_destructorCalls);
             EXPECT_EQ(0, LargeHeapObject::s_destructorCalls);
             for (int i = 0; i < 10; i++)
                 object = LargeHeapObject::create();
         }
         clearOutOldGarbage();
-        EXPECT_TRUE(Heap::allocatedSpace() == afterAllocation);
+        EXPECT_TRUE(Heap::heapStats().allocatedSpace() == afterAllocation);
         EXPECT_EQ(10, IntWrapper::s_destructorCalls);
         EXPECT_EQ(10, LargeHeapObject::s_destructorCalls);
     }
     clearOutOldGarbage();
     EXPECT_TRUE(initialObjectPayloadSize == Heap::objectPayloadSizeForTesting());
-    EXPECT_TRUE(initialAllocatedSpace == Heap::allocatedSpace());
+    EXPECT_TRUE(initialAllocatedSpace == Heap::heapStats().allocatedSpace());
     EXPECT_EQ(11, IntWrapper::s_destructorCalls);
     EXPECT_EQ(11, LargeHeapObject::s_destructorCalls);
     preciselyCollectGarbage();
 }
 
 typedef std::pair<Member<IntWrapper>, int> PairWrappedUnwrapped;
 typedef std::pair<int, Member<IntWrapper>> PairUnwrappedWrapped;
 typedef std::pair<WeakMember<IntWrapper>, Member<IntWrapper>> PairWeakStrong;
 typedef std::pair<Member<IntWrapper>, WeakMember<IntWrapper>> PairStrongWeak;
 typedef std::pair<WeakMember<IntWrapper>, int> PairWeakUnwrapped;
@@ skipping 4104 matching lines @@
     EXPECT_EQ(1u, vector2.size());
 // TODO(Oilpan): when Vector.h's contiguous container support no longer disables
 // Vector<>s with inline capacity, remove.
 #if !defined(ANNOTATE_CONTIGUOUS_CONTAINER)
     EXPECT_EQ(16u, vector1.capacity());
     EXPECT_EQ(16u, vector2.capacity());
 #endif
 }
 
 } // namespace blink