Title: [127625] trunk/Source/_javascript_Core
- Revision
- 127625
- Author
- [email protected]
- Date
- 2012-09-05 12:07:35 -0700 (Wed, 05 Sep 2012)
Log Message
Remove use of JSCell::classInfoOffset() from virtualForThunkGenerator
https://bugs.webkit.org/show_bug.cgi?id=95821
Reviewed by Oliver Hunt.
We can replace the load of the ClassInfo from the object with a load from the Structure.
* dfg/DFGThunks.cpp:
(JSC::DFG::virtualForThunkGenerator):
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (127624 => 127625)
--- trunk/Source/_javascript_Core/ChangeLog 2012-09-05 19:06:49 UTC (rev 127624)
+++ trunk/Source/_javascript_Core/ChangeLog 2012-09-05 19:07:35 UTC (rev 127625)
@@ -1,3 +1,15 @@
+2012-09-05 Mark Hahnenberg <[email protected]>
+
+ Remove use of JSCell::classInfoOffset() from virtualForThunkGenerator
+ https://bugs.webkit.org/show_bug.cgi?id=95821
+
+ Reviewed by Oliver Hunt.
+
+ We can replace the load of the ClassInfo from the object with a load from the Structure.
+
+ * dfg/DFGThunks.cpp:
+ (JSC::DFG::virtualForThunkGenerator):
+
2012-09-05 Benjamin Poulain <[email protected]>
Fix the uses of String::operator+=() for Mac
Modified: trunk/Source/_javascript_Core/dfg/DFGThunks.cpp (127624 => 127625)
--- trunk/Source/_javascript_Core/dfg/DFGThunks.cpp 2012-09-05 19:06:49 UTC (rev 127624)
+++ trunk/Source/_javascript_Core/dfg/DFGThunks.cpp 2012-09-05 19:07:35 UTC (rev 127625)
@@ -219,10 +219,11 @@
CCallHelpers::NotEqual, GPRInfo::nonArgGPR1,
CCallHelpers::TrustedImm32(JSValue::CellTag)));
#endif
+ jit.loadPtr(CCallHelpers::Address(GPRInfo::nonArgGPR0, JSCell::structureOffset()), GPRInfo::nonArgGPR2);
slowCase.append(
jit.branchPtr(
CCallHelpers::NotEqual,
- CCallHelpers::Address(GPRInfo::nonArgGPR0, JSCell::classInfoOffset()),
+ CCallHelpers::Address(GPRInfo::nonArgGPR2, Structure::classInfoOffset()),
CCallHelpers::TrustedImmPtr(&JSFunction::s_info)));
// Now we know we have a JSFunction.
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