Title: [158857] trunk/Source/_javascript_Core
- Revision
- 158857
- Author
- [email protected]
- Date
- 2013-11-07 11:23:12 -0800 (Thu, 07 Nov 2013)
Log Message
Remove unneeded moving of ESP to ECX in callToJavaScript for COMPILER(MSVC)
https://bugs.webkit.org/show_bug.cgi?id=123998
Reviewed by Mark Lam.
Dead code removal. Passing esp as the first "C" argument to a _javascript_
function is no longer needed.
* jit/ThunkGenerators.cpp:
(JSC::callToJavaScript):
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (158856 => 158857)
--- trunk/Source/_javascript_Core/ChangeLog 2013-11-07 19:04:53 UTC (rev 158856)
+++ trunk/Source/_javascript_Core/ChangeLog 2013-11-07 19:23:12 UTC (rev 158857)
@@ -1,3 +1,16 @@
+2013-11-07 Michael Saboff <[email protected]>
+
+ Remove unneeded moving of ESP to ECX in callToJavaScript for COMPILER(MSVC)
+ https://bugs.webkit.org/show_bug.cgi?id=123998
+
+ Reviewed by Mark Lam.
+
+ Dead code removal. Passing esp as the first "C" argument to a _javascript_
+ function is no longer needed.
+
+ * jit/ThunkGenerators.cpp:
+ (JSC::callToJavaScript):
+
2013-11-07 Julien Brianceau <[email protected]>
Fix build for architectures with 4 argument registers (broken since r158820).
Modified: trunk/Source/_javascript_Core/jit/ThunkGenerators.cpp (158856 => 158857)
--- trunk/Source/_javascript_Core/jit/ThunkGenerators.cpp 2013-11-07 19:04:53 UTC (rev 158856)
+++ trunk/Source/_javascript_Core/jit/ThunkGenerators.cpp 2013-11-07 19:23:12 UTC (rev 158857)
@@ -206,9 +206,6 @@
jit.push(X86Registers::ebx);
jit.subPtr(CCallHelpers::TrustedImm32(EXTRA_STACK_SIZE), X86Registers::esp);
-#if COMPILER(MSVC)
- jit.move(X86Registers::esp, X86Registers::ecx);
-#endif
jit.load32(CCallHelpers::Address(X86Registers::esp, EXTRA_STACK_SIZE + 24), GPRInfo::callFrameRegister);
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