Title: [202139] trunk/Source/WebCore
- Revision
- 202139
- Author
- [email protected]
- Date
- 2016-06-16 14:47:06 -0700 (Thu, 16 Jun 2016)
Log Message
REGRESSION(r196217): 3% JSBench regression on iPhone 5.
<https://webkit.org/b/158848>
<rdar://problem/26609622>
Unreviewed rollout.
Don't jettison linked code on every top-level navigation as that was hurting JSBench on iPhone 5.
* loader/FrameLoader.cpp:
(WebCore::FrameLoader::commitProvisionalLoad):
Modified Paths
Diff
Modified: trunk/Source/WebCore/ChangeLog (202138 => 202139)
--- trunk/Source/WebCore/ChangeLog 2016-06-16 21:35:48 UTC (rev 202138)
+++ trunk/Source/WebCore/ChangeLog 2016-06-16 21:47:06 UTC (rev 202139)
@@ -1,3 +1,16 @@
+2016-06-16 Andreas Kling <[email protected]>
+
+ REGRESSION(r196217): 3% JSBench regression on iPhone 5.
+ <https://webkit.org/b/158848>
+ <rdar://problem/26609622>
+
+ Unreviewed rollout.
+
+ Don't jettison linked code on every top-level navigation as that was hurting JSBench on iPhone 5.
+
+ * loader/FrameLoader.cpp:
+ (WebCore::FrameLoader::commitProvisionalLoad):
+
2016-06-16 Adam Bergkvist <[email protected]>
WebRTC: Check type of this in RTCPeerConnection JS built-in functions
Modified: trunk/Source/WebCore/loader/FrameLoader.cpp (202138 => 202139)
--- trunk/Source/WebCore/loader/FrameLoader.cpp 2016-06-16 21:35:48 UTC (rev 202138)
+++ trunk/Source/WebCore/loader/FrameLoader.cpp 2016-06-16 21:47:06 UTC (rev 202139)
@@ -1786,12 +1786,6 @@
// Check to see if we need to cache the page we are navigating away from into the back/forward cache.
// We are doing this here because we know for sure that a new page is about to be loaded.
PageCache::singleton().addIfCacheable(*history().currentItem(), m_frame.page());
-
-#if PLATFORM(IOS)
- // For top-level navigations, have JSC throw away linked code. The immediate memory savings far
- // outweigh the cost of recompiling in the case of a future backwards navigation.
- GCController::singleton().deleteAllLinkedCode();
-#endif
}
if (m_loadType != FrameLoadType::Replace)
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