Use shorting encoding for mov reg, imm.

src/ic-ia32.cc

Index: src/ic-ia32.cc
diff --git a/src/ic-ia32.cc b/src/ic-ia32.cc
index 3f56031513e3f2e4200707030bb62b801b705c78..11e55a9291fb2b9f5eb2a7705393623e3fe7a676 100644
--- a/src/ic-ia32.cc
+++ b/src/ic-ia32.cc
@@ -543,12 +543,12 @@ void CallIC::Generate(MacroAssembler* masm,
 
   // Call the entry.
   CEntryStub stub;
-  __ mov(Operand(eax), Immediate(2));
-  __ mov(Operand(ebx), Immediate(f));
+  __ mov(eax, Immediate(2));
+  __ mov(ebx, Immediate(f));
   __ CallStub(&stub);
 
   // Move result to edi and exit the internal frame.
-  __ mov(Operand(edi), eax);
+  __ mov(edi, eax);
   __ LeaveInternalFrame();
 
   // Check if the receiver is a global object of some sort.