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Issue 1643473002: Revert of [heap] Parallel newspace evacuation, semispace copy, and compaction \o/ (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 11 months ago
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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 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 // 4 //
5 // Review notes: 5 // Review notes:
6 // 6 //
7 // - The use of macros in these inline functions may seem superfluous 7 // - The use of macros in these inline functions may seem superfluous
8 // but it is absolutely needed to make sure gcc generates optimal 8 // but it is absolutely needed to make sure gcc generates optimal
9 // code. gcc is not happy when attempting to inline too deep. 9 // code. gcc is not happy when attempting to inline too deep.
10 // 10 //
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1848 return allocation_site()->IsAllocationSite() && 1848 return allocation_site()->IsAllocationSite() &&
1849 !AllocationSite::cast(allocation_site())->IsZombie(); 1849 !AllocationSite::cast(allocation_site())->IsZombie();
1850 } 1850 }
1851 1851
1852 1852
1853 AllocationSite* AllocationMemento::GetAllocationSite() { 1853 AllocationSite* AllocationMemento::GetAllocationSite() {
1854 DCHECK(IsValid()); 1854 DCHECK(IsValid());
1855 return AllocationSite::cast(allocation_site()); 1855 return AllocationSite::cast(allocation_site());
1856 } 1856 }
1857 1857
1858 Address AllocationMemento::GetAllocationSiteUnchecked() {
1859 return reinterpret_cast<Address>(allocation_site());
1860 }
1861 1858
1862 void JSObject::EnsureCanContainHeapObjectElements(Handle<JSObject> object) { 1859 void JSObject::EnsureCanContainHeapObjectElements(Handle<JSObject> object) {
1863 JSObject::ValidateElements(object); 1860 JSObject::ValidateElements(object);
1864 ElementsKind elements_kind = object->map()->elements_kind(); 1861 ElementsKind elements_kind = object->map()->elements_kind();
1865 if (!IsFastObjectElementsKind(elements_kind)) { 1862 if (!IsFastObjectElementsKind(elements_kind)) {
1866 if (IsFastHoleyElementsKind(elements_kind)) { 1863 if (IsFastHoleyElementsKind(elements_kind)) {
1867 TransitionElementsKind(object, FAST_HOLEY_ELEMENTS); 1864 TransitionElementsKind(object, FAST_HOLEY_ELEMENTS);
1868 } else { 1865 } else {
1869 TransitionElementsKind(object, FAST_ELEMENTS); 1866 TransitionElementsKind(object, FAST_ELEMENTS);
1870 } 1867 }
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7815 #undef WRITE_INT64_FIELD 7812 #undef WRITE_INT64_FIELD
7816 #undef READ_BYTE_FIELD 7813 #undef READ_BYTE_FIELD
7817 #undef WRITE_BYTE_FIELD 7814 #undef WRITE_BYTE_FIELD
7818 #undef NOBARRIER_READ_BYTE_FIELD 7815 #undef NOBARRIER_READ_BYTE_FIELD
7819 #undef NOBARRIER_WRITE_BYTE_FIELD 7816 #undef NOBARRIER_WRITE_BYTE_FIELD
7820 7817
7821 } // namespace internal 7818 } // namespace internal
7822 } // namespace v8 7819 } // namespace v8
7823 7820
7824 #endif // V8_OBJECTS_INL_H_ 7821 #endif // V8_OBJECTS_INL_H_
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