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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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254 do { | 254 do { |
255 Handle<Map> map = CreateMap(); | 255 Handle<Map> map = CreateMap(); |
256 map->set_prototype(*root); | 256 map->set_prototype(*root); |
257 root = Factory::NewJSObjectFromMap(map); | 257 root = Factory::NewJSObjectFromMap(map); |
258 } while (Heap::map_space()->MapPointersEncodable()); | 258 } while (Heap::map_space()->MapPointersEncodable()); |
259 } | 259 } |
260 // Now, as we don't have any handles to just allocated maps, we should | 260 // Now, as we don't have any handles to just allocated maps, we should |
261 // be able to trigger map compaction. | 261 // be able to trigger map compaction. |
262 // To give an additional chance to fail, try to force compaction which | 262 // To give an additional chance to fail, try to force compaction which |
263 // should be impossible right now. | 263 // should be impossible right now. |
264 Heap::CollectAllGarbage(true); | 264 Heap::CollectAllGarbage(Heap::kForceCompactionMask); |
265 // And now map pointers should be encodable again. | 265 // And now map pointers should be encodable again. |
266 CHECK(Heap::map_space()->MapPointersEncodable()); | 266 CHECK(Heap::map_space()->MapPointersEncodable()); |
267 } | 267 } |
268 #endif | 268 #endif |
269 | 269 |
270 static int gc_starts = 0; | 270 static int gc_starts = 0; |
271 static int gc_ends = 0; | 271 static int gc_ends = 0; |
272 | 272 |
273 static void GCPrologueCallbackFunc() { | 273 static void GCPrologueCallbackFunc() { |
274 CHECK(gc_starts == gc_ends); | 274 CHECK(gc_starts == gc_ends); |
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363 Object** g2_objects[] = { g2s1.location(), g2s2.location() }; | 363 Object** g2_objects[] = { g2s1.location(), g2s2.location() }; |
364 GlobalHandles::AddGroup(g1_objects, 2, NULL); | 364 GlobalHandles::AddGroup(g1_objects, 2, NULL); |
365 GlobalHandles::AddGroup(g2_objects, 2, NULL); | 365 GlobalHandles::AddGroup(g2_objects, 2, NULL); |
366 } | 366 } |
367 | 367 |
368 Heap::CollectGarbage(OLD_POINTER_SPACE); | 368 Heap::CollectGarbage(OLD_POINTER_SPACE); |
369 | 369 |
370 // All objects should be gone. 5 global handles in total. | 370 // All objects should be gone. 5 global handles in total. |
371 CHECK_EQ(5, NumberOfWeakCalls); | 371 CHECK_EQ(5, NumberOfWeakCalls); |
372 } | 372 } |
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