[crankshaft] Disable Crankshaft when it sees a tail call.

src/crankshaft/x64/lithium-codegen-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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/crankshaft/x64/lithium-codegen-x64.h"
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
@@ skipping 3720 matching lines @@
 
 void LCodeGen::DoCallFunction(LCallFunction* instr) {
   HCallFunction* hinstr = instr->hydrogen();
   DCHECK(ToRegister(instr->context()).is(rsi));
   DCHECK(ToRegister(instr->function()).is(rdi));
   DCHECK(ToRegister(instr->result()).is(rax));
 
   int arity = instr->arity();
 
   ConvertReceiverMode mode = hinstr->convert_mode();
-  TailCallMode tail_call_mode = hinstr->tail_call_mode();
   if (hinstr->HasVectorAndSlot()) {
     Register slot_register = ToRegister(instr->temp_slot());
     Register vector_register = ToRegister(instr->temp_vector());
     DCHECK(slot_register.is(rdx));
     DCHECK(vector_register.is(rbx));
 
     AllowDeferredHandleDereference vector_structure_check;
     Handle<TypeFeedbackVector> vector = hinstr->feedback_vector();
     int index = vector->GetIndex(hinstr->slot());
 
     __ Move(vector_register, vector);
     __ Move(slot_register, Smi::FromInt(index));
 
-    Handle<Code> ic = CodeFactory::CallICInOptimizedCode(isolate(), arity, mode,
-                                                         tail_call_mode)
-                          .code();
+    Handle<Code> ic =
+        CodeFactory::CallICInOptimizedCode(isolate(), arity, mode).code();
     CallCode(ic, RelocInfo::CODE_TARGET, instr);
   } else {
     __ Set(rax, arity);
-    CallCode(isolate()->builtins()->Call(mode, tail_call_mode),
-             RelocInfo::CODE_TARGET, instr);
+    CallCode(isolate()->builtins()->Call(mode), RelocInfo::CODE_TARGET, instr);
   }
 }
 
 
 void LCodeGen::DoCallNewArray(LCallNewArray* instr) {
   DCHECK(ToRegister(instr->context()).is(rsi));
   DCHECK(ToRegister(instr->constructor()).is(rdi));
   DCHECK(ToRegister(instr->result()).is(rax));
 
   __ Set(rax, instr->arity());
@@ skipping 1873 matching lines @@
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64