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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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2345 CHECK_EQ(static_cast<int>(3.14), | 2345 CHECK_EQ(static_cast<int>(3.14), |
2346 v8::Object::Cast(*res)->Get(v8_str("0"))->Int32Value()); | 2346 v8::Object::Cast(*res)->Get(v8_str("0"))->Int32Value()); |
2347 | 2347 |
2348 Handle<JSObject> o = | 2348 Handle<JSObject> o = |
2349 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res)); | 2349 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res)); |
2350 | 2350 |
2351 CHECK(HEAP->InNewSpace(o->elements())); | 2351 CHECK(HEAP->InNewSpace(o->elements())); |
2352 } | 2352 } |
2353 | 2353 |
2354 | 2354 |
| 2355 TEST(OptimizedPretenuringCallNew) { |
| 2356 i::FLAG_allow_natives_syntax = true; |
| 2357 i::FLAG_pretenuring_call_new = true; |
| 2358 CcTest::InitializeVM(); |
| 2359 if (!i::V8::UseCrankshaft() || i::FLAG_always_opt) return; |
| 2360 if (i::FLAG_gc_global || i::FLAG_stress_compaction) return; |
| 2361 v8::HandleScope scope(CcTest::isolate()); |
| 2362 HEAP->SetNewSpaceHighPromotionModeActive(true); |
| 2363 |
| 2364 AlwaysAllocateScope always_allocate; |
| 2365 v8::Local<v8::Value> res = CompileRun( |
| 2366 "function g() { this.a = 0; }" |
| 2367 "function f() {" |
| 2368 " return new g();" |
| 2369 "};" |
| 2370 "f(); f(); f();" |
| 2371 "%OptimizeFunctionOnNextCall(f);" |
| 2372 "f();"); |
| 2373 |
| 2374 Handle<JSObject> o = |
| 2375 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res)); |
| 2376 CHECK(HEAP->InOldPointerSpace(*o)); |
| 2377 } |
| 2378 |
| 2379 |
2355 static int CountMapTransitions(Map* map) { | 2380 static int CountMapTransitions(Map* map) { |
2356 return map->transitions()->number_of_transitions(); | 2381 return map->transitions()->number_of_transitions(); |
2357 } | 2382 } |
2358 | 2383 |
2359 | 2384 |
2360 // Test that map transitions are cleared and maps are collected with | 2385 // Test that map transitions are cleared and maps are collected with |
2361 // incremental marking as well. | 2386 // incremental marking as well. |
2362 TEST(Regress1465) { | 2387 TEST(Regress1465) { |
2363 i::FLAG_stress_compaction = false; | 2388 i::FLAG_stress_compaction = false; |
2364 i::FLAG_allow_natives_syntax = true; | 2389 i::FLAG_allow_natives_syntax = true; |
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3323 " var a = new Array(n);" | 3348 " var a = new Array(n);" |
3324 " for (var i = 0; i < n; i += 100) a[i] = i;" | 3349 " for (var i = 0; i < n; i += 100) a[i] = i;" |
3325 "};" | 3350 "};" |
3326 "f(10 * 1024 * 1024);"); | 3351 "f(10 * 1024 * 1024);"); |
3327 IncrementalMarking* marking = HEAP->incremental_marking(); | 3352 IncrementalMarking* marking = HEAP->incremental_marking(); |
3328 if (marking->IsStopped()) marking->Start(); | 3353 if (marking->IsStopped()) marking->Start(); |
3329 // This big step should be sufficient to mark the whole array. | 3354 // This big step should be sufficient to mark the whole array. |
3330 marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD); | 3355 marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD); |
3331 ASSERT(marking->IsComplete()); | 3356 ASSERT(marking->IsComplete()); |
3332 } | 3357 } |
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