Changeset 145194 in webkit for trunk/Source/JavaScriptCore/ChangeLog

Timestamp:

Mar 8, 2013, 1:27:38 AM (12 years ago)

Author:

[email protected]

Message:

Cache flush problem on ARMv7 JSC
​https://bugs.webkit.org/show_bug.cgi?id=111441

Reviewed by Zoltan Herczeg.

Not proper cache flush causing random crashes on ARMv7 Linux with V8 tests.
The problem is similar to ​https://bugs.webkit.org/show_bug.cgi?id=77712.
Change the cache fulsh mechanism similar to ARM traditinal and revert the
temporary fix.

Source/JavaScriptCore:

• assembler/ARMv7Assembler.h:

(JSC::ARMv7Assembler::cacheFlush):

Source/WTF:

• wtf/OSAllocatorPosix.cpp:

(WTF::OSAllocator::reserveUncommitted):
(WTF::OSAllocator::decommit):

File:

• trunk/Source/JavaScriptCore/ChangeLog (modified) (1 diff)

trunk/Source/JavaScriptCore/ChangeLog

@@ +1 @@
+2013-03-08  Gabor Rapcsanyi  <[email protected]>
+
+        Cache flush problem on ARMv7 JSC
+        https://bugs.webkit.org/show_bug.cgi?id=111441
+
+        Reviewed by Zoltan Herczeg.
+
+        Not proper cache flush causing random crashes on ARMv7 Linux with V8 tests.
+        The problem is similar to https://bugs.webkit.org/show_bug.cgi?id=77712.
+        Change the cache fulsh mechanism similar to ARM traditinal and revert the
+        temporary fix.
+
+        * assembler/ARMv7Assembler.h:
+        (JSC::ARMv7Assembler::cacheFlush):
+
 2013-03-07  Geoffrey Garen  <[email protected]>