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Issue 12300018: Made Isolate a mandatory parameter for everything Handle-related. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Fixed CreateCode calls. Be nicer to MIPS. Created 7 years, 10 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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27 27
28 #include "v8.h" 28 #include "v8.h"
29 29
30 #include "global-handles.h" 30 #include "global-handles.h"
31 #include "snapshot.h" 31 #include "snapshot.h"
32 #include "cctest.h" 32 #include "cctest.h"
33 33
34 using namespace v8::internal; 34 using namespace v8::internal;
35 35
36 36
37 static Isolate* GetIsolateFrom(LocalContext* context) {
38 return reinterpret_cast<Isolate*>((*context)->GetIsolate());
39 }
40
41
37 static Handle<JSWeakMap> AllocateJSWeakMap() { 42 static Handle<JSWeakMap> AllocateJSWeakMap() {
38 Handle<Map> map = FACTORY->NewMap(JS_WEAK_MAP_TYPE, JSWeakMap::kSize); 43 Handle<Map> map = FACTORY->NewMap(JS_WEAK_MAP_TYPE, JSWeakMap::kSize);
39 Handle<JSObject> weakmap_obj = FACTORY->NewJSObjectFromMap(map); 44 Handle<JSObject> weakmap_obj = FACTORY->NewJSObjectFromMap(map);
40 Handle<JSWeakMap> weakmap(JSWeakMap::cast(*weakmap_obj)); 45 Handle<JSWeakMap> weakmap(JSWeakMap::cast(*weakmap_obj));
41 // Do not use handles for the hash table, it would make entries strong. 46 // Do not use handles for the hash table, it would make entries strong.
42 Object* table_obj = ObjectHashTable::Allocate(1)->ToObjectChecked(); 47 Object* table_obj = ObjectHashTable::Allocate(1)->ToObjectChecked();
43 ObjectHashTable* table = ObjectHashTable::cast(table_obj); 48 ObjectHashTable* table = ObjectHashTable::cast(table_obj);
44 weakmap->set_table(table); 49 weakmap->set_table(table);
45 weakmap->set_next(Smi::FromInt(0)); 50 weakmap->set_next(Smi::FromInt(0));
46 return weakmap; 51 return weakmap;
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64 NumberOfWeakCalls++; 69 NumberOfWeakCalls++;
65 handle.Dispose(isolate); 70 handle.Dispose(isolate);
66 } 71 }
67 72
68 73
69 TEST(Weakness) { 74 TEST(Weakness) {
70 FLAG_incremental_marking = false; 75 FLAG_incremental_marking = false;
71 LocalContext context; 76 LocalContext context;
72 v8::HandleScope scope; 77 v8::HandleScope scope;
73 Handle<JSWeakMap> weakmap = AllocateJSWeakMap(); 78 Handle<JSWeakMap> weakmap = AllocateJSWeakMap();
74 GlobalHandles* global_handles = Isolate::Current()->global_handles(); 79 GlobalHandles* global_handles = GetIsolateFrom(&context)->global_handles();
75 80
76 // Keep global reference to the key. 81 // Keep global reference to the key.
77 Handle<Object> key; 82 Handle<Object> key;
78 { 83 {
79 v8::HandleScope scope; 84 v8::HandleScope scope;
80 Handle<Map> map = FACTORY->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize); 85 Handle<Map> map = FACTORY->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
81 Handle<JSObject> object = FACTORY->NewJSObjectFromMap(map); 86 Handle<JSObject> object = FACTORY->NewJSObjectFromMap(map);
82 key = global_handles->Create(*object); 87 key = global_handles->Create(*object);
83 } 88 }
84 CHECK(!global_handles->IsWeak(key.location())); 89 CHECK(!global_handles->IsWeak(key.location()));
85 90
86 // Put entry into weak map. 91 // Put entry into weak map.
87 { 92 {
88 v8::HandleScope scope; 93 v8::HandleScope scope;
89 PutIntoWeakMap(weakmap, 94 PutIntoWeakMap(weakmap,
90 Handle<JSObject>(JSObject::cast(*key)), 95 Handle<JSObject>(JSObject::cast(*key)),
91 Handle<Smi>(Smi::FromInt(23))); 96 Handle<Smi>(Smi::FromInt(23), GetIsolateFrom(&context)));
92 } 97 }
93 CHECK_EQ(1, ObjectHashTable::cast(weakmap->table())->NumberOfElements()); 98 CHECK_EQ(1, ObjectHashTable::cast(weakmap->table())->NumberOfElements());
94 99
95 // Force a full GC. 100 // Force a full GC.
96 HEAP->CollectAllGarbage(false); 101 HEAP->CollectAllGarbage(false);
97 CHECK_EQ(0, NumberOfWeakCalls); 102 CHECK_EQ(0, NumberOfWeakCalls);
98 CHECK_EQ(1, ObjectHashTable::cast(weakmap->table())->NumberOfElements()); 103 CHECK_EQ(1, ObjectHashTable::cast(weakmap->table())->NumberOfElements());
99 CHECK_EQ( 104 CHECK_EQ(
100 0, ObjectHashTable::cast(weakmap->table())->NumberOfDeletedElements()); 105 0, ObjectHashTable::cast(weakmap->table())->NumberOfDeletedElements());
101 106
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132 137
133 // Check initial capacity. 138 // Check initial capacity.
134 CHECK_EQ(32, ObjectHashTable::cast(weakmap->table())->Capacity()); 139 CHECK_EQ(32, ObjectHashTable::cast(weakmap->table())->Capacity());
135 140
136 // Fill up weak map to trigger capacity change. 141 // Fill up weak map to trigger capacity change.
137 { 142 {
138 v8::HandleScope scope; 143 v8::HandleScope scope;
139 Handle<Map> map = FACTORY->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize); 144 Handle<Map> map = FACTORY->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
140 for (int i = 0; i < 32; i++) { 145 for (int i = 0; i < 32; i++) {
141 Handle<JSObject> object = FACTORY->NewJSObjectFromMap(map); 146 Handle<JSObject> object = FACTORY->NewJSObjectFromMap(map);
142 PutIntoWeakMap(weakmap, object, Handle<Smi>(Smi::FromInt(i))); 147 PutIntoWeakMap(weakmap, object,
148 Handle<Smi>(Smi::FromInt(i), GetIsolateFrom(&context)));
143 } 149 }
144 } 150 }
145 151
146 // Check increased capacity. 152 // Check increased capacity.
147 CHECK_EQ(128, ObjectHashTable::cast(weakmap->table())->Capacity()); 153 CHECK_EQ(128, ObjectHashTable::cast(weakmap->table())->Capacity());
148 154
149 // Force a full GC. 155 // Force a full GC.
150 CHECK_EQ(32, ObjectHashTable::cast(weakmap->table())->NumberOfElements()); 156 CHECK_EQ(32, ObjectHashTable::cast(weakmap->table())->NumberOfElements());
151 CHECK_EQ( 157 CHECK_EQ(
152 0, ObjectHashTable::cast(weakmap->table())->NumberOfDeletedElements()); 158 0, ObjectHashTable::cast(weakmap->table())->NumberOfDeletedElements());
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211 217
212 // Fill up weak map with keys on an evacuation candidate. 218 // Fill up weak map with keys on an evacuation candidate.
213 Handle<JSObject> keys[32]; 219 Handle<JSObject> keys[32];
214 for (int i = 0; i < 32; i++) { 220 for (int i = 0; i < 32; i++) {
215 keys[i] = FACTORY->NewJSObject(function, TENURED); 221 keys[i] = FACTORY->NewJSObject(function, TENURED);
216 CHECK(!HEAP->InNewSpace(keys[i]->address())); 222 CHECK(!HEAP->InNewSpace(keys[i]->address()));
217 CHECK(!first_page->Contains(keys[i]->address())); 223 CHECK(!first_page->Contains(keys[i]->address()));
218 } 224 }
219 Handle<JSWeakMap> weakmap = AllocateJSWeakMap(); 225 Handle<JSWeakMap> weakmap = AllocateJSWeakMap();
220 for (int i = 0; i < 32; i++) { 226 for (int i = 0; i < 32; i++) {
221 PutIntoWeakMap(weakmap, keys[i], Handle<Smi>(Smi::FromInt(i))); 227 PutIntoWeakMap(weakmap,
228 keys[i],
229 Handle<Smi>(Smi::FromInt(i), GetIsolateFrom(&context)));
222 } 230 }
223 231
224 // Force compacting garbage collection. The subsequent collections are used 232 // Force compacting garbage collection. The subsequent collections are used
225 // to verify that key references were actually updated. 233 // to verify that key references were actually updated.
226 CHECK(FLAG_always_compact); 234 CHECK(FLAG_always_compact);
227 HEAP->CollectAllGarbage(Heap::kNoGCFlags); 235 HEAP->CollectAllGarbage(Heap::kNoGCFlags);
228 HEAP->CollectAllGarbage(Heap::kNoGCFlags); 236 HEAP->CollectAllGarbage(Heap::kNoGCFlags);
229 HEAP->CollectAllGarbage(Heap::kNoGCFlags); 237 HEAP->CollectAllGarbage(Heap::kNoGCFlags);
230 } 238 }
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