Introduce addp, idivp, imulp and subp for x64 port

src/x64/stub-cache-x64.cc

 // Copyright 2012 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 84 matching lines @@
 
 #ifdef DEBUG
     if (FLAG_test_secondary_stub_cache && table == StubCache::kPrimary) {
       __ jmp(&miss);
     } else if (FLAG_test_primary_stub_cache && table == StubCache::kSecondary) {
       __ jmp(&miss);
     }
 #endif
 
   // Jump to the first instruction in the code stub.
-  __ addq(kScratchRegister, Immediate(Code::kHeaderSize - kHeapObjectTag));
+  __ addp(kScratchRegister, Immediate(Code::kHeaderSize - kHeapObjectTag));
   __ jmp(kScratchRegister);
 
   __ bind(&miss);
 }
 
 
 void StubCompiler::GenerateDictionaryNegativeLookup(MacroAssembler* masm,
                                                     Label* miss_label,
                                                     Register receiver,
                                                     Handle<Name> name,
@@ skipping 1326 matching lines @@
   // -----------------------------------
   TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64