Reviewers: Lasse Reichstein,
Description:
Get back the performance lost in context creation in 9744.
Please review this at http://codereview.chromium.org/8332026/
SVN Base: http://v8.googlecode.com/svn/branches/bleeding_edge/
Affected files:
M src/serialize.cc
Index: src/serialize.cc
===================================================================
--- src/serialize.cc (revision 9766)
+++ src/serialize.cc (working copy)
@@ -790,14 +790,14 @@
ASSIGN_DEST_SPACE(space_number) \
ReadObject(space_number, dest_space,
&new_object); \
} else if (where == kRootArray)
{ \
- emit_write_barrier =
true; \
int root_id =
source_->GetInt(); \
new_object =
isolate->heap()->roots_array_start()[root_id]; \
+ emit_write_barrier =
isolate->heap()->InNewSpace(new_object); \
} else if (where == kPartialSnapshotCache)
{ \
- emit_write_barrier =
true; \
int cache_index =
source_->GetInt(); \
new_object =
isolate->serialize_partial_snapshot_cache() \
[cache_index]; \
+ emit_write_barrier =
isolate->heap()->InNewSpace(new_object); \
} else if (where == kExternalReference)
{ \
int reference_id =
source_->GetInt(); \
Address address =
external_reference_decoder_-> \
--
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