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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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| 761 | 761 |
| 762 // Set array length to 0. | 762 // Set array length to 0. |
| 763 array->SetElementsLength(Smi::FromInt(0))->ToObjectChecked(); | 763 array->SetElementsLength(Smi::FromInt(0))->ToObjectChecked(); |
| 764 CHECK_EQ(Smi::FromInt(0), array->length()); | 764 CHECK_EQ(Smi::FromInt(0), array->length()); |
| 765 // Must be in fast mode. | 765 // Must be in fast mode. |
| 766 CHECK(array->HasFastSmiOrObjectElements()); | 766 CHECK(array->HasFastSmiOrObjectElements()); |
| 767 | 767 |
| 768 // array[length] = name. | 768 // array[length] = name. |
| 769 array->SetElement(0, *name, NONE, kNonStrictMode)->ToObjectChecked(); | 769 array->SetElement(0, *name, NONE, kNonStrictMode)->ToObjectChecked(); |
| 770 CHECK_EQ(Smi::FromInt(1), array->length()); | 770 CHECK_EQ(Smi::FromInt(1), array->length()); |
| 771 CHECK_EQ(array->GetElement(0), *name); | 771 CHECK_EQ(array->GetElement(isolate, 0), *name); |
| 772 | 772 |
| 773 // Set array length with larger than smi value. | 773 // Set array length with larger than smi value. |
| 774 Handle<Object> length = | 774 Handle<Object> length = |
| 775 factory->NewNumberFromUint(static_cast<uint32_t>(Smi::kMaxValue) + 1); | 775 factory->NewNumberFromUint(static_cast<uint32_t>(Smi::kMaxValue) + 1); |
| 776 array->SetElementsLength(*length)->ToObjectChecked(); | 776 array->SetElementsLength(*length)->ToObjectChecked(); |
| 777 | 777 |
| 778 uint32_t int_length = 0; | 778 uint32_t int_length = 0; |
| 779 CHECK(length->ToArrayIndex(&int_length)); | 779 CHECK(length->ToArrayIndex(&int_length)); |
| 780 CHECK_EQ(*length, array->length()); | 780 CHECK_EQ(*length, array->length()); |
| 781 CHECK(array->HasDictionaryElements()); // Must be in slow mode. | 781 CHECK(array->HasDictionaryElements()); // Must be in slow mode. |
| 782 | 782 |
| 783 // array[length] = name. | 783 // array[length] = name. |
| 784 array->SetElement(int_length, *name, NONE, kNonStrictMode)->ToObjectChecked(); | 784 array->SetElement(int_length, *name, NONE, kNonStrictMode)->ToObjectChecked(); |
| 785 uint32_t new_int_length = 0; | 785 uint32_t new_int_length = 0; |
| 786 CHECK(array->length()->ToArrayIndex(&new_int_length)); | 786 CHECK(array->length()->ToArrayIndex(&new_int_length)); |
| 787 CHECK_EQ(static_cast<double>(int_length), new_int_length - 1); | 787 CHECK_EQ(static_cast<double>(int_length), new_int_length - 1); |
| 788 CHECK_EQ(array->GetElement(int_length), *name); | 788 CHECK_EQ(array->GetElement(isolate, int_length), *name); |
| 789 CHECK_EQ(array->GetElement(0), *name); | 789 CHECK_EQ(array->GetElement(isolate, 0), *name); |
| 790 } | 790 } |
| 791 | 791 |
| 792 | 792 |
| 793 TEST(JSObjectCopy) { | 793 TEST(JSObjectCopy) { |
| 794 CcTest::InitializeVM(); | 794 CcTest::InitializeVM(); |
| 795 Isolate* isolate = Isolate::Current(); | 795 Isolate* isolate = Isolate::Current(); |
| 796 Factory* factory = isolate->factory(); | 796 Factory* factory = isolate->factory(); |
| 797 | 797 |
| 798 v8::HandleScope sc(CcTest::isolate()); | 798 v8::HandleScope sc(CcTest::isolate()); |
| 799 String* object_string = String::cast(HEAP->Object_string()); | 799 String* object_string = String::cast(HEAP->Object_string()); |
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| 810 obj->SetProperty( | 810 obj->SetProperty( |
| 811 *second, Smi::FromInt(2), NONE, kNonStrictMode)->ToObjectChecked(); | 811 *second, Smi::FromInt(2), NONE, kNonStrictMode)->ToObjectChecked(); |
| 812 | 812 |
| 813 obj->SetElement(0, *first, NONE, kNonStrictMode)->ToObjectChecked(); | 813 obj->SetElement(0, *first, NONE, kNonStrictMode)->ToObjectChecked(); |
| 814 obj->SetElement(1, *second, NONE, kNonStrictMode)->ToObjectChecked(); | 814 obj->SetElement(1, *second, NONE, kNonStrictMode)->ToObjectChecked(); |
| 815 | 815 |
| 816 // Make the clone. | 816 // Make the clone. |
| 817 Handle<JSObject> clone = Copy(obj); | 817 Handle<JSObject> clone = Copy(obj); |
| 818 CHECK(!clone.is_identical_to(obj)); | 818 CHECK(!clone.is_identical_to(obj)); |
| 819 | 819 |
| 820 CHECK_EQ(obj->GetElement(0), clone->GetElement(0)); | 820 CHECK_EQ(obj->GetElement(isolate, 0), clone->GetElement(isolate, 0)); |
| 821 CHECK_EQ(obj->GetElement(1), clone->GetElement(1)); | 821 CHECK_EQ(obj->GetElement(isolate, 1), clone->GetElement(isolate, 1)); |
| 822 | 822 |
| 823 CHECK_EQ(obj->GetProperty(*first), clone->GetProperty(*first)); | 823 CHECK_EQ(obj->GetProperty(*first), clone->GetProperty(*first)); |
| 824 CHECK_EQ(obj->GetProperty(*second), clone->GetProperty(*second)); | 824 CHECK_EQ(obj->GetProperty(*second), clone->GetProperty(*second)); |
| 825 | 825 |
| 826 // Flip the values. | 826 // Flip the values. |
| 827 clone->SetProperty( | 827 clone->SetProperty( |
| 828 *first, Smi::FromInt(2), NONE, kNonStrictMode)->ToObjectChecked(); | 828 *first, Smi::FromInt(2), NONE, kNonStrictMode)->ToObjectChecked(); |
| 829 clone->SetProperty( | 829 clone->SetProperty( |
| 830 *second, Smi::FromInt(1), NONE, kNonStrictMode)->ToObjectChecked(); | 830 *second, Smi::FromInt(1), NONE, kNonStrictMode)->ToObjectChecked(); |
| 831 | 831 |
| 832 clone->SetElement(0, *second, NONE, kNonStrictMode)->ToObjectChecked(); | 832 clone->SetElement(0, *second, NONE, kNonStrictMode)->ToObjectChecked(); |
| 833 clone->SetElement(1, *first, NONE, kNonStrictMode)->ToObjectChecked(); | 833 clone->SetElement(1, *first, NONE, kNonStrictMode)->ToObjectChecked(); |
| 834 | 834 |
| 835 CHECK_EQ(obj->GetElement(1), clone->GetElement(0)); | 835 CHECK_EQ(obj->GetElement(isolate, 1), clone->GetElement(isolate, 0)); |
| 836 CHECK_EQ(obj->GetElement(0), clone->GetElement(1)); | 836 CHECK_EQ(obj->GetElement(isolate, 0), clone->GetElement(isolate, 1)); |
| 837 | 837 |
| 838 CHECK_EQ(obj->GetProperty(*second), clone->GetProperty(*first)); | 838 CHECK_EQ(obj->GetProperty(*second), clone->GetProperty(*first)); |
| 839 CHECK_EQ(obj->GetProperty(*first), clone->GetProperty(*second)); | 839 CHECK_EQ(obj->GetProperty(*first), clone->GetProperty(*second)); |
| 840 } | 840 } |
| 841 | 841 |
| 842 | 842 |
| 843 TEST(StringAllocation) { | 843 TEST(StringAllocation) { |
| 844 CcTest::InitializeVM(); | 844 CcTest::InitializeVM(); |
| 845 Isolate* isolate = Isolate::Current(); | 845 Isolate* isolate = Isolate::Current(); |
| 846 Factory* factory = isolate->factory(); | 846 Factory* factory = isolate->factory(); |
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| 3447 " var a = new Array(n);" | 3447 " var a = new Array(n);" |
| 3448 " for (var i = 0; i < n; i += 100) a[i] = i;" | 3448 " for (var i = 0; i < n; i += 100) a[i] = i;" |
| 3449 "};" | 3449 "};" |
| 3450 "f(10 * 1024 * 1024);"); | 3450 "f(10 * 1024 * 1024);"); |
| 3451 IncrementalMarking* marking = HEAP->incremental_marking(); | 3451 IncrementalMarking* marking = HEAP->incremental_marking(); |
| 3452 if (marking->IsStopped()) marking->Start(); | 3452 if (marking->IsStopped()) marking->Start(); |
| 3453 // This big step should be sufficient to mark the whole array. | 3453 // This big step should be sufficient to mark the whole array. |
| 3454 marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD); | 3454 marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD); |
| 3455 ASSERT(marking->IsComplete()); | 3455 ASSERT(marking->IsComplete()); |
| 3456 } | 3456 } |
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