Revision: 23115
Author: joc...@chromium.org
Date: Thu Aug 14 08:40:11 2014 UTC
Log: Revert 23058 - "Allow externalizing cons and sliced string."
Reason for revert: broke inspector
| Fulfill overdue TODO.
|
| R=mstarzin...@chromium.org
|
| Review URL: https://codereview.chromium.org/460643002
TBR=yang...@chromium.org,mstarzin...@chromium.org
BUG=403521
LOG=n
Review URL: https://codereview.chromium.org/470913002
http://code.google.com/p/v8/source/detail?r=23115
Modified:
/branches/bleeding_edge/src/api.cc
=======================================
--- /branches/bleeding_edge/src/api.cc Wed Aug 13 13:06:30 2014 UTC
+++ /branches/bleeding_edge/src/api.cc Thu Aug 14 08:40:11 2014 UTC
@@ -5551,6 +5551,11 @@
i::Handle<i::String> obj = Utils::OpenHandle(this);
i::Isolate* isolate = obj->GetIsolate();
+ // TODO(yangguo): Externalizing sliced/cons strings allocates.
+ // This rule can be removed when all code that can
+ // trigger an access check is handlified and therefore GC safe.
+ if (isolate->heap()->old_pointer_space()->Contains(*obj)) return false;
+
if (isolate->string_tracker()->IsFreshUnusedString(obj)) return false;
int size = obj->Size(); // Byte size of the original string.
if (size < i::ExternalString::kShortSize) return false;
--
--
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