[turbofan] Unify frame state inputs.

src/compiler/instruction-selector.cc

 // Copyright 2014 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/instruction-selector.h"
 
 #include <limits>
 
 #include "src/base/adapters.h"
 #include "src/compiler/instruction-selector-impl.h"
@@ skipping 1039 matching lines @@
     Emit(kArchRet, g.NoOutput(),
          g.UseLocation(value, linkage()->GetReturnLocation(),
                        linkage()->GetReturnType()));
   } else {
     Emit(kArchRet, g.NoOutput());
   }
 }
 
 
 void InstructionSelector::VisitDeoptimize(Node* value) {
-  DCHECK(FLAG_turbo_deoptimization);
-
   OperandGenerator g(this);
 
   FrameStateDescriptor* desc = GetFrameStateDescriptor(value);
   size_t arg_count = desc->GetTotalSize() + 1;  // Include deopt id.
 
   InstructionOperandVector args(instruction_zone());
   args.reserve(arg_count);
 
   InstructionSequence::StateId state_id =
       sequence()->AddFrameStateDescriptor(desc);
@@ skipping 128 matching lines @@
 MachineOperatorBuilder::Flags
 InstructionSelector::SupportedMachineOperatorFlags() {
   return MachineOperatorBuilder::Flag::kNoFlags;
 }
 
 #endif  // !V8_TURBOFAN_BACKEND
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8