Changeset 155457 in webkit for trunk/Source/JavaScriptCore/dfg/DFGOperations.cpp

Timestamp:

Sep 10, 2013, 11:29:45 AM (12 years ago)

Author:

[email protected]

Message:

Don't GC while in the OSR-triggered jettison code
​https://bugs.webkit.org/show_bug.cgi?id=121106

Reviewed by Mark Hahnenberg.

• dfg/DFGOperations.cpp:

File:

• trunk/Source/JavaScriptCore/dfg/DFGOperations.cpp (modified) (1 diff)

trunk/Source/JavaScriptCore/dfg/DFGOperations.cpp

@@ -1985 +1985 @@
 extern "C" void DFG_OPERATION triggerReoptimizationNow(CodeBlock* codeBlock)
 {
+    // It's sort of preferable that we don't GC while in here. Anyways, doing so wouldn't
+    // really be profitable.
+    DeferGCForAWhile deferGC(codeBlock->vm()->heap);
+    
     if (Options::verboseOSR())
         dataLog(*codeBlock, ": Entered reoptimize\n");