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Unified Diff: src/mark-compact.cc

Issue 10909007: Sharing of descriptor arrays. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: u Created 8 years, 3 months ago
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Index: src/mark-compact.cc
diff --git a/src/mark-compact.cc b/src/mark-compact.cc
index df4739ea04d9b1b271705ae2922ac14ecc6388fb..c0094723fa0107d40dd185bd8931859e57b7f6a4 100644
--- a/src/mark-compact.cc
+++ b/src/mark-compact.cc
@@ -1940,10 +1940,10 @@ void Marker<T>::MarkTransitionArray(TransitionArray* transitions) {
if (!base_marker()->MarkObjectWithoutPush(transitions)) return;
Object** transitions_start = transitions->data_start();
- DescriptorArray* descriptors = transitions->descriptors();
- base_marker()->MarkObjectAndPush(descriptors);
- mark_compact_collector()->RecordSlot(
- transitions_start, transitions->GetDescriptorsSlot(), descriptors);
+ // We don't have to record the descriptors_pointer slot since the cellspace is
Michael Starzinger 2012/09/11 14:37:09 Use s/cellspace/cell space/ in the comment, so we
Toon Verwaest 2012/09/11 14:49:23 Done.
+ // not compacted.
+ JSGlobalPropertyCell* descriptors_cell = transitions->descriptors_pointer();
+ base_marker()->MarkObjectAndPush(descriptors_cell);
if (transitions->HasPrototypeTransitions()) {
// Mark prototype transitions array but don't push it into marking stack.

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