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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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4308 CcTest::InitializeVM(); | 4308 CcTest::InitializeVM(); |
4309 v8::HandleScope scope(CcTest::isolate()); | 4309 v8::HandleScope scope(CcTest::isolate()); |
4310 Isolate* isolate = CcTest::i_isolate(); | 4310 Isolate* isolate = CcTest::i_isolate(); |
4311 Heap* heap = isolate->heap(); | 4311 Heap* heap = isolate->heap(); |
4312 | 4312 |
4313 v8::Local<v8::Value> result = CompileRun( | 4313 v8::Local<v8::Value> result = CompileRun( |
4314 "var array = new Array(40000);" | 4314 "var array = new Array(40000);" |
4315 "var tmp = new Array(100000);" | 4315 "var tmp = new Array(100000);" |
4316 "array[0] = 10;" | 4316 "array[0] = 10;" |
4317 "gc();" | 4317 "gc();" |
| 4318 "gc();" |
4318 "array.shift();" | 4319 "array.shift();" |
4319 "array;"); | 4320 "array;"); |
4320 | 4321 |
4321 Handle<JSObject> o = | 4322 Handle<JSObject> o = |
4322 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(result)); | 4323 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(result)); |
4323 CHECK(heap->InOldPointerSpace(o->elements())); | 4324 CHECK(heap->InOldPointerSpace(o->elements())); |
4324 CHECK(heap->InOldPointerSpace(*o)); | 4325 CHECK(heap->InOldPointerSpace(*o)); |
4325 Page* page = Page::FromAddress(o->elements()->address()); | 4326 Page* page = Page::FromAddress(o->elements()->address()); |
4326 CHECK(page->WasSwept() || | 4327 CHECK(page->WasSwept() || |
4327 Marking::IsBlack(Marking::MarkBitFrom(o->elements()))); | 4328 Marking::IsBlack(Marking::MarkBitFrom(o->elements()))); |
4328 } | 4329 } |
4329 | 4330 |
4330 | 4331 |
4331 #ifdef DEBUG | 4332 #ifdef DEBUG |
4332 TEST(PathTracer) { | 4333 TEST(PathTracer) { |
4333 CcTest::InitializeVM(); | 4334 CcTest::InitializeVM(); |
4334 v8::HandleScope scope(CcTest::isolate()); | 4335 v8::HandleScope scope(CcTest::isolate()); |
4335 | 4336 |
4336 v8::Local<v8::Value> result = CompileRun("'abc'"); | 4337 v8::Local<v8::Value> result = CompileRun("'abc'"); |
4337 Handle<Object> o = v8::Utils::OpenHandle(*result); | 4338 Handle<Object> o = v8::Utils::OpenHandle(*result); |
4338 CcTest::i_isolate()->heap()->TracePathToObject(*o); | 4339 CcTest::i_isolate()->heap()->TracePathToObject(*o); |
4339 } | 4340 } |
4340 #endif // DEBUG | 4341 #endif // DEBUG |
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