One doesn't have to update remembered set if it already contains a mark for
the given address.
BUG=39766
Original review: http://codereview.chromium.org/1603002
Review URL: http://codereview.chromium.org/1577005
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4334
ce2b1a6d-e550-0410-aec6-
3dcde31c8c00
} else { \
ASSERT(mode == SKIP_WRITE_BARRIER); \
ASSERT(Heap::InNewSpace(object) || \
- !Heap::InNewSpace(READ_FIELD(object, offset))); \
+ !Heap::InNewSpace(READ_FIELD(object, offset)) || \
+ Page::IsRSetSet(object->address(), offset)); \
}
#define READ_DOUBLE_FIELD(p, offset) \