[turbofan] Explicitly mark call sites as patchable.

src/compiler/code-generator.cc

Index: src/compiler/code-generator.cc
diff --git a/src/compiler/code-generator.cc b/src/compiler/code-generator.cc
index f1a5c01fede59c828b7562a1b16674d2adfd5e9b..edfdaa79caa440022756e017347eda6c750a7b98 100644
--- a/src/compiler/code-generator.cc
+++ b/src/compiler/code-generator.cc
@@ -240,17 +240,15 @@ void CodeGenerator::PopulateDeoptimizationData(Handle<Code> code_object) {
 
 
 void CodeGenerator::AddSafepointAndDeopt(Instruction* instr) {
-  CallDescriptor::DeoptimizationSupport deopt =
-      static_cast<CallDescriptor::DeoptimizationSupport>(
-          MiscField::decode(instr->opcode()));
+  CallDescriptor::Flags flags(MiscField::decode(instr->opcode()));
 
-  bool needs_frame_state = (deopt & CallDescriptor::kNeedsFrameState) != 0;
+  bool needs_frame_state = (flags & CallDescriptor::kNeedsFrameState);
 
   Safepoint::Id safepoint_id = RecordSafepoint(
       instr->pointer_map(), Safepoint::kSimple, 0,
       needs_frame_state ? Safepoint::kLazyDeopt : Safepoint::kNoLazyDeopt);
 
-  if ((deopt & CallDescriptor::kLazyDeoptimization) != 0) {
+  if (flags & CallDescriptor::kLazyDeoptimization) {
     RecordLazyDeoptimizationEntry(instr, safepoint_id);
   }
 
@@ -274,6 +272,10 @@ void CodeGenerator::AddSafepointAndDeopt(Instruction* instr) {
 #endif
     safepoints()->RecordLazyDeoptimizationIndex(deoptimization_id);
   }
+
+  if (flags & CallDescriptor::kNeedsNopAfterCall) {
+    AddNopForSmiCodeInlining();
+  }
 }