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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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173 32, ObjectHashTable::cast(weakset->table())->NumberOfDeletedElements()); | 173 32, ObjectHashTable::cast(weakset->table())->NumberOfDeletedElements()); |
174 | 174 |
175 // Check shrunk capacity. | 175 // Check shrunk capacity. |
176 CHECK_EQ(32, ObjectHashTable::cast(weakset->table())->Capacity()); | 176 CHECK_EQ(32, ObjectHashTable::cast(weakset->table())->Capacity()); |
177 } | 177 } |
178 | 178 |
179 | 179 |
180 // Test that weak set values on an evacuation candidate which are not reachable | 180 // Test that weak set values on an evacuation candidate which are not reachable |
181 // by other paths are correctly recorded in the slots buffer. | 181 // by other paths are correctly recorded in the slots buffer. |
182 TEST(WeakSet_Regress2060a) { | 182 TEST(WeakSet_Regress2060a) { |
| 183 if (i::FLAG_never_compact) return; |
183 FLAG_always_compact = true; | 184 FLAG_always_compact = true; |
184 LocalContext context; | 185 LocalContext context; |
185 Isolate* isolate = GetIsolateFrom(&context); | 186 Isolate* isolate = GetIsolateFrom(&context); |
186 Factory* factory = isolate->factory(); | 187 Factory* factory = isolate->factory(); |
187 Heap* heap = isolate->heap(); | 188 Heap* heap = isolate->heap(); |
188 HandleScope scope(isolate); | 189 HandleScope scope(isolate); |
189 Handle<JSFunction> function = | 190 Handle<JSFunction> function = |
190 factory->NewFunction(factory->function_string(), factory->null_value()); | 191 factory->NewFunction(factory->function_string(), factory->null_value()); |
191 Handle<JSObject> key = factory->NewJSObject(function); | 192 Handle<JSObject> key = factory->NewJSObject(function); |
192 Handle<JSWeakSet> weakset = AllocateJSWeakSet(isolate); | 193 Handle<JSWeakSet> weakset = AllocateJSWeakSet(isolate); |
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208 | 209 |
209 // Force compacting garbage collection. | 210 // Force compacting garbage collection. |
210 CHECK(FLAG_always_compact); | 211 CHECK(FLAG_always_compact); |
211 heap->CollectAllGarbage(Heap::kNoGCFlags); | 212 heap->CollectAllGarbage(Heap::kNoGCFlags); |
212 } | 213 } |
213 | 214 |
214 | 215 |
215 // Test that weak set keys on an evacuation candidate which are reachable by | 216 // Test that weak set keys on an evacuation candidate which are reachable by |
216 // other strong paths are correctly recorded in the slots buffer. | 217 // other strong paths are correctly recorded in the slots buffer. |
217 TEST(WeakSet_Regress2060b) { | 218 TEST(WeakSet_Regress2060b) { |
| 219 if (i::FLAG_never_compact) return; |
218 FLAG_always_compact = true; | 220 FLAG_always_compact = true; |
219 #ifdef VERIFY_HEAP | 221 #ifdef VERIFY_HEAP |
220 FLAG_verify_heap = true; | 222 FLAG_verify_heap = true; |
221 #endif | 223 #endif |
222 | 224 |
223 LocalContext context; | 225 LocalContext context; |
224 Isolate* isolate = GetIsolateFrom(&context); | 226 Isolate* isolate = GetIsolateFrom(&context); |
225 Factory* factory = isolate->factory(); | 227 Factory* factory = isolate->factory(); |
226 Heap* heap = isolate->heap(); | 228 Heap* heap = isolate->heap(); |
227 HandleScope scope(isolate); | 229 HandleScope scope(isolate); |
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246 Handle<Smi>(Smi::FromInt(i), isolate)); | 248 Handle<Smi>(Smi::FromInt(i), isolate)); |
247 } | 249 } |
248 | 250 |
249 // Force compacting garbage collection. The subsequent collections are used | 251 // Force compacting garbage collection. The subsequent collections are used |
250 // to verify that key references were actually updated. | 252 // to verify that key references were actually updated. |
251 CHECK(FLAG_always_compact); | 253 CHECK(FLAG_always_compact); |
252 heap->CollectAllGarbage(Heap::kNoGCFlags); | 254 heap->CollectAllGarbage(Heap::kNoGCFlags); |
253 heap->CollectAllGarbage(Heap::kNoGCFlags); | 255 heap->CollectAllGarbage(Heap::kNoGCFlags); |
254 heap->CollectAllGarbage(Heap::kNoGCFlags); | 256 heap->CollectAllGarbage(Heap::kNoGCFlags); |
255 } | 257 } |
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