LGTM.

On Wed, Mar 31, 2010 at 3:15 PM, <[email protected]> wrote:

> Reviewers: Kevin Millikin,
>
> Message:
> Kevin, may you have a look?
>
> Description:
> Make check for writes without remembered set updates less restrictive.
>
> One doesn't have to update remembered set if it already contains a mark for
> the given address.
>
> BUG=39766
>
> Please review this at http://codereview.chromium.org/1603002
>
> Affected files:
>  M src/objects-inl.h
>
>
> Index: src/objects-inl.h
> diff --git a/src/objects-inl.h b/src/objects-inl.h
> index
> 6d7bad751210ef2855ea8031c5f197684077f074..d363d4d6ab29847abca988e340afc65862e9eff2
> 100644
> --- a/src/objects-inl.h
> +++ b/src/objects-inl.h
> @@ -742,7 +742,8 @@ Object* Object::GetProperty(String* key,
> PropertyAttributes* attributes) {
>   } 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) \
>
>
>

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