Title: [223892] trunk/Source/_javascript_Core
- Revision
- 223892
- Author
- [email protected]
- Date
- 2017-10-24 09:42:16 -0700 (Tue, 24 Oct 2017)
Log Message
[JSC] Use emitDumbVirtualCall in 32bit JIT
https://bugs.webkit.org/show_bug.cgi?id=178644
Reviewed by Mark Lam.
This patch aligns 32bit JIT op_call_eval slow case to 64bit version by using emitDumbVirtualCall.
* jit/JITCall32_64.cpp:
(JSC::JIT::compileCallEvalSlowCase):
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (223891 => 223892)
--- trunk/Source/_javascript_Core/ChangeLog 2017-10-24 16:36:37 UTC (rev 223891)
+++ trunk/Source/_javascript_Core/ChangeLog 2017-10-24 16:42:16 UTC (rev 223892)
@@ -1,3 +1,15 @@
+2017-10-24 Yusuke Suzuki <[email protected]>
+
+ [JSC] Use emitDumbVirtualCall in 32bit JIT
+ https://bugs.webkit.org/show_bug.cgi?id=178644
+
+ Reviewed by Mark Lam.
+
+ This patch aligns 32bit JIT op_call_eval slow case to 64bit version by using emitDumbVirtualCall.
+
+ * jit/JITCall32_64.cpp:
+ (JSC::JIT::compileCallEvalSlowCase):
+
2017-10-22 Yusuke Suzuki <[email protected]>
[JSC] Drop ArityCheckData
Modified: trunk/Source/_javascript_Core/jit/JITCall32_64.cpp (223891 => 223892)
--- trunk/Source/_javascript_Core/jit/JITCall32_64.cpp 2017-10-24 16:36:37 UTC (rev 223891)
+++ trunk/Source/_javascript_Core/jit/JITCall32_64.cpp 2017-10-24 16:42:16 UTC (rev 223892)
@@ -212,12 +212,8 @@
addPtr(TrustedImm32(registerOffset * sizeof(Register) + sizeof(CallerFrameAndPC)), callFrameRegister, stackPointerRegister);
- move(TrustedImmPtr(info), regT2);
-
emitLoad(callee, regT1, regT0);
- MacroAssemblerCodeRef virtualThunk = virtualThunkFor(m_vm, *info);
- info->setSlowStub(createJITStubRoutine(virtualThunk, *m_vm, nullptr, true));
- emitNakedCall(virtualThunk.code());
+ emitDumbVirtualCall(*vm(), info);
addPtr(TrustedImm32(stackPointerOffsetFor(m_codeBlock) * sizeof(Register)), callFrameRegister, stackPointerRegister);
checkStackPointerAlignment();
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