[turbofan] Explicitly mark call sites as patchable.

src/compiler/x64/code-generator-x64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties-inl.h"
@@ skipping 196 matching lines @@
     case kArchCallCodeObject: {
       if (HasImmediateInput(instr, 0)) {
         Handle<Code> code = Handle<Code>::cast(i.InputHeapObject(0));
         __ Call(code, RelocInfo::CODE_TARGET);
       } else {
         Register reg = i.InputRegister(0);
         int entry = Code::kHeaderSize - kHeapObjectTag;
         __ Call(Operand(reg, entry));
       }
       AddSafepointAndDeopt(instr);
-      AddNopForSmiCodeInlining();
       break;
     }
     case kArchCallAddress:
       if (HasImmediateInput(instr, 0)) {
         Immediate64 imm = i.InputImmediate64(0);
         DCHECK_EQ(kImm64Value, imm.type);
         __ Call(reinterpret_cast<byte*>(imm.value), RelocInfo::NONE64);
       } else {
         __ call(i.InputRegister(0));
       }
@@ skipping 769 matching lines @@
 }
 
 
 void CodeGenerator::AddNopForSmiCodeInlining() { __ nop(); }
 
 #undef __
 
 }  // namespace internal
 }  // namespace compiler
 }  // namespace v8