[turbofan] don't call out to c

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index e041a7484295b80b8c9077446f6c3006b076cf69..96501e686b3b7eb0a73ee519c4893d7b14e61af4 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -691,9 +691,6 @@ void InstructionSelector::VisitCall(Node* call, BasicBlock* continuation,
       opcode = kArchCallCodeObject;
       break;
     }
-    case CallDescriptor::kCallAddress:
-      opcode = kArchCallAddress;
-      break;
     case CallDescriptor::kCallJSFunction:
       opcode = kArchCallJSFunction;
       break;
@@ -713,15 +710,6 @@ void InstructionSelector::VisitCall(Node* call, BasicBlock* continuation,
     DCHECK(continuation != NULL);
     call_instr->MarkAsControl();
   }
-
-  // Caller clean up of stack for C-style calls.
-  if (descriptor->kind() == CallDescriptor::kCallAddress &&
-      !buffer.pushed_nodes.empty()) {
-    DCHECK(deoptimization == NULL && continuation == NULL);
-    Emit(kArchDrop |
-             MiscField::encode(static_cast<int>(buffer.pushed_nodes.size())),
-         NULL);
-  }
 }
 
 }  // namespace compiler