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[heap] Remove unnecessary Relaxed_Stores in Scavenger.

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(Simplifying the code in preparation for in-place weak references.)

BUG=v8:7308

Change-Id: I8348e108ae12bcd5b218f2d987f34017a1eb5394
Reviewed-on: https://chromium-review.googlesource.com/928421
Commit-Queue: Marja Hölttä <marja@chromium.org>
Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51424}
This commit is contained in:
Marja Hölttä 2018-02-21 12:22:46 +01:00 committed by Commit Bot
parent 78ff04c54f
commit 54640073f9
1 changed files with 2 additions and 3 deletions
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5
src/heap/scavenger-inl.h
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@ -228,9 +228,8 @@ void Scavenger::ScavengeObject(HeapObject** p, HeapObject* object) {
// If the first word is a forwarding address, the object has already been
// copied.
if (first_word.IsForwardingAddress()) {
HeapObject* dest = first_word.ToForwardingAddress();
DCHECK(object->GetIsolate()->heap()->InFromSpace(*p));
base::AsAtomicPointer::Relaxed_Store(p, dest);
DCHECK(heap()->InFromSpace(*p));
*p = first_word.ToForwardingAddress();
return;
}