1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "ecmascript/tests/ecma_test_common.h"
17
18 using namespace panda;
19
20 using namespace panda::ecmascript;
21
22 namespace panda::test {
23 class GCTest : public BaseTestWithScope<false> {
24 };
25
26 class NewToOldPromotionCase {
27 public:
NewToOldPromotionCase(Heap * heap)28 explicit NewToOldPromotionCase(Heap *heap) : heap_(heap) {}
29
30 void Initialize();
31
32 Heap *heap_ {nullptr};
33 Region *regionNewToNew_ {nullptr};
34 Region *regionNewToOld_ {nullptr};
35 uintptr_t weakGlobal_ {0};
36 JSHandle<TaggedArray> newToNewArray_;
37 JSHandle<TaggedArray> newToOldArray_;
38 JSHandle<TaggedArray> newArray_;
39 JSHandle<TaggedArray> oldArray_;
40 };
41
Initialize()42 void NewToOldPromotionCase::Initialize()
43 {
44 // Disallow garbage collection
45 heap_->SetSensitiveStatus(AppSensitiveStatus::ENTER_HIGH_SENSITIVE);
46 JSThread *thread = heap_->GetJSThread();
47 ObjectFactory *factory = heap_->GetEcmaVM()->GetFactory();
48 SemiSpace *newSpace = heap_->GetNewSpace();
49 // newToNew region
50 regionNewToNew_ = newSpace->GetCurrentRegion();
51 regionNewToNew_->ClearGCFlag(RegionGCFlags::HAS_AGE_MARK);
52 constexpr size_t arraySize = 125 * 1024;
53 constexpr size_t arrayLength = arraySize / sizeof(JSTaggedType);
54 newToNewArray_ = factory->NewTaggedArray(arrayLength, JSTaggedValue::Undefined(), false);
55 factory->NewTaggedArray(arrayLength, JSTaggedValue::Undefined(), false);
56 // newToOld region
57 newToOldArray_ = factory->NewTaggedArray(arrayLength, JSTaggedValue::Undefined(), false);
58 factory->NewTaggedArray(arrayLength, JSTaggedValue::Undefined(), false);
59 JSTaggedValue weakDeadObj;
60 {
61 [[maybe_unused]] ecmascript::EcmaHandleScope baseScope(thread);
62 JSHandle<JSHClass> hclass(thread, thread->GlobalConstants()->GetObjectClass().GetTaggedObject());
63 JSHandle<JSObject> newToOldObj = factory->NewJSObject(hclass);
64 weakDeadObj = newToOldObj.GetTaggedValue().CreateAndGetWeakRef();
65 }
66 regionNewToOld_ = newSpace->GetCurrentRegion();
67 regionNewToOld_->SetGCFlag(RegionGCFlags::BELOW_AGE_MARK);
68 // new region with aliveRate 10%
69 constexpr size_t arraySize2 = 25 * 1024;
70 constexpr size_t arrayLength2 = arraySize2 / sizeof(JSTaggedType);
71 newArray_ = factory->NewTaggedArray(arrayLength2, JSTaggedValue::Undefined(), false);
72 // old region
73 constexpr size_t arraySize3 = 24;
74 constexpr size_t arrayLength3 = arraySize3 / sizeof(JSTaggedType);
75 oldArray_ = factory->NewOldSpaceTaggedArray(arrayLength3);
76 // create reference
77 weakGlobal_ = thread->NewGlobalHandle(reinterpret_cast<JSTaggedType>(weakDeadObj.GetWeakReferent()));
78 weakGlobal_ = thread->SetWeak(weakGlobal_);
79 uint32_t idx = 0;
80 newToNewArray_->Set(thread, idx, weakDeadObj);
81 newArray_->Set(thread, idx, weakDeadObj);
82 oldArray_->Set(thread, idx, weakDeadObj);
83 idx++;
84 newToNewArray_->Set(thread, idx, newToOldArray_.GetTaggedValue());
85 newArray_->Set(thread, idx, newToOldArray_.GetTaggedValue());
86 oldArray_->Set(thread, idx, newToOldArray_.GetTaggedValue());
87 heap_->SetSensitiveStatus(AppSensitiveStatus::EXIT_HIGH_SENSITIVE);
88 }
89
HWTEST_F_L0(GCTest,NewToOldPromotionYoungGCTest)90 HWTEST_F_L0(GCTest, NewToOldPromotionYoungGCTest)
91 {
92 instance->GetJSOptions().SetEnableForceGC(false);
93 Heap *heap = const_cast<Heap *>(instance->GetHeap());
94 heap->CollectGarbage(TriggerGCType::FULL_GC);
95 NewToOldPromotionCase testCase(heap);
96 testCase.Initialize();
97 heap->CollectGarbage(TriggerGCType::YOUNG_GC);
98 heap->Prepare();
99 EXPECT_TRUE(testCase.regionNewToNew_->InYoungSpace());
100 EXPECT_TRUE(testCase.regionNewToOld_->InOldSpace());
101 EXPECT_FALSE(testCase.regionNewToOld_->InNewToOldSet());
102 EXPECT_TRUE(testCase.newToNewArray_->Get(thread, 0).IsUndefined());
103 EXPECT_TRUE(testCase.newArray_->Get(thread, 0).IsUndefined());
104 EXPECT_TRUE(testCase.oldArray_->Get(thread, 0).IsUndefined());
105 EXPECT_EQ(*reinterpret_cast<JSTaggedType*>(testCase.weakGlobal_), JSTaggedValueInternals::VALUE_UNDEFINED);
106 JSTaggedType newToOldArrayFromArray = testCase.newToNewArray_->Get(thread, 1).GetRawData();
107 JSTaggedType newToOldArray = testCase.newToOldArray_.GetTaggedValue().GetRawData();
108 EXPECT_EQ(newToOldArrayFromArray, newToOldArray);
109 heap->GetOldSpace()->EnumerateRegions([](Region *region) {
110 EXPECT_TRUE(!region->IsGCFlagSet(RegionGCFlags::HAS_BEEN_SWEPT));
111 EXPECT_TRUE(!region->InNewToOldSet());
112 });
113 }
114
HWTEST_F_L0(GCTest,NewToOldPromotionOldGCTest)115 HWTEST_F_L0(GCTest, NewToOldPromotionOldGCTest)
116 {
117 instance->GetJSOptions().SetEnableForceGC(false);
118 Heap *heap = const_cast<Heap *>(instance->GetHeap());
119 heap->CollectGarbage(TriggerGCType::FULL_GC);
120 NewToOldPromotionCase testCase(heap);
121 testCase.Initialize();
122 heap->CollectGarbage(TriggerGCType::OLD_GC);
123 heap->Prepare();
124 EXPECT_TRUE(testCase.regionNewToNew_->InYoungSpace());
125 EXPECT_TRUE(testCase.regionNewToOld_->InOldSpace());
126 EXPECT_FALSE(testCase.regionNewToOld_->InNewToOldSet());
127 EXPECT_TRUE(testCase.newToNewArray_->Get(thread, 0).IsUndefined());
128 EXPECT_TRUE(testCase.newArray_->Get(thread, 0).IsUndefined());
129 EXPECT_TRUE(testCase.oldArray_->Get(thread, 0).IsUndefined());
130 EXPECT_EQ(*reinterpret_cast<JSTaggedType*>(testCase.weakGlobal_), JSTaggedValueInternals::VALUE_UNDEFINED);
131 JSTaggedType newToOldArrayFromArray = testCase.newToNewArray_->Get(thread, 1).GetRawData();
132 JSTaggedType newToOldArray = testCase.newToOldArray_.GetTaggedValue().GetRawData();
133 EXPECT_EQ(newToOldArrayFromArray, newToOldArray);
134 heap->GetOldSpace()->EnumerateRegions([](Region *region) {
135 EXPECT_TRUE(!region->IsGCFlagSet(RegionGCFlags::HAS_BEEN_SWEPT));
136 EXPECT_TRUE(!region->InNewToOldSet());
137 });
138 }
139 } // namespace panda::test