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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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4259 CHECK(heap->InOldPointerSpace(o->elements())); | 4259 CHECK(heap->InOldPointerSpace(o->elements())); |
4260 CHECK(heap->InOldPointerSpace(*o)); | 4260 CHECK(heap->InOldPointerSpace(*o)); |
4261 Page* page = Page::FromAddress(o->elements()->address()); | 4261 Page* page = Page::FromAddress(o->elements()->address()); |
4262 CHECK(page->WasSwept() || | 4262 CHECK(page->WasSwept() || |
4263 Marking::IsBlack(Marking::MarkBitFrom(o->elements()))); | 4263 Marking::IsBlack(Marking::MarkBitFrom(o->elements()))); |
4264 } | 4264 } |
4265 | 4265 |
4266 | 4266 |
4267 #ifdef DEBUG | 4267 #ifdef DEBUG |
4268 TEST(PathTracer) { | 4268 TEST(PathTracer) { |
| 4269 // Type cast checks fail because the path tracer abuses the map for marking. |
| 4270 i::FLAG_enable_slow_asserts = false; |
4269 CcTest::InitializeVM(); | 4271 CcTest::InitializeVM(); |
4270 v8::HandleScope scope(CcTest::isolate()); | 4272 v8::HandleScope scope(CcTest::isolate()); |
4271 | 4273 |
4272 v8::Local<v8::Value> result = CompileRun("'abc'"); | 4274 v8::Local<v8::Value> result = CompileRun("'abc'"); |
4273 Handle<Object> o = v8::Utils::OpenHandle(*result); | 4275 Handle<Object> o = v8::Utils::OpenHandle(*result); |
4274 CcTest::i_isolate()->heap()->TracePathToObject(*o); | 4276 CcTest::i_isolate()->heap()->TracePathToObject(*o); |
4275 } | 4277 } |
4276 #endif // DEBUG | 4278 #endif // DEBUG |
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