Clean up the x86 assembler API.

src/ia32/macro-assembler-ia32.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 228 matching lines @@
 
   // ---------------------------------------------------------------------------
   // JavaScript invokes
 
   // Setup call kind marking in ecx. The method takes ecx as an
   // explicit first parameter to make the code more readable at the
   // call sites.
   void SetCallKind(Register dst, CallKind kind);
 
   // Invoke the JavaScript function code by either calling or jumping.
+  void InvokeCode(Register code,
+                  const ParameterCount& expected,
+                  const ParameterCount& actual,
+                  InvokeFlag flag,
+                  const CallWrapper& call_wrapper,
+                  CallKind call_kind) {
+    InvokeCode(Operand(code), expected, actual, flag, call_wrapper, call_kind);
+  }
+
   void InvokeCode(const Operand& code,
                   const ParameterCount& expected,
                   const ParameterCount& actual,
                   InvokeFlag flag,
                   const CallWrapper& call_wrapper,
                   CallKind call_kind);
 
   void InvokeCode(Handle<Code> code,
                   const ParameterCount& expected,
                   const ParameterCount& actual,
@@ skipping 121 matching lines @@
 
   void ClampDoubleToUint8(XMMRegister input_reg,
                           XMMRegister scratch_reg,
                           Register result_reg);
 
 
   // Smi tagging support.
   void SmiTag(Register reg) {
     STATIC_ASSERT(kSmiTag == 0);
     STATIC_ASSERT(kSmiTagSize == 1);
-    add(reg, Operand(reg));
+    add(reg, reg);
   }
   void SmiUntag(Register reg) {
     sar(reg, kSmiTagSize);
   }
 
   // Modifies the register even if it does not contain a Smi!
   void SmiUntag(Register reg, Label* is_smi) {
     STATIC_ASSERT(kSmiTagSize == 1);
     sar(reg, kSmiTagSize);
     STATIC_ASSERT(kSmiTag == 0);
@@ skipping 544 matching lines @@
   }                                                                       \
   masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_IA32_MACRO_ASSEMBLER_IA32_H_