[turbofan] cleanup InstructionSequence

src/compiler/arm64/code-generator-arm64.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/code-generator.h"
 
 #include "src/arm64/macro-assembler-arm64.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 527 matching lines @@
       break;
     case kArm64StrD:
       __ Str(i.InputDoubleRegister(2), i.MemoryOperand());
       break;
     case kArm64StoreWriteBarrier: {
       Register object = i.InputRegister(0);
       Register index = i.InputRegister(1);
       Register value = i.InputRegister(2);
       __ Add(index, object, Operand(index, SXTW));
       __ Str(value, MemOperand(index));
-      SaveFPRegsMode mode = code_->frame()->DidAllocateDoubleRegisters()
-                                ? kSaveFPRegs
-                                : kDontSaveFPRegs;
+      SaveFPRegsMode mode =
+          frame()->DidAllocateDoubleRegisters() ? kSaveFPRegs : kDontSaveFPRegs;
       // TODO(dcarney): we shouldn't test write barriers from c calls.
       LinkRegisterStatus lr_status = kLRHasNotBeenSaved;
       UseScratchRegisterScope scope(masm());
       Register temp = no_reg;
       if (csp.is(masm()->StackPointer())) {
         temp = scope.AcquireX();
         lr_status = kLRHasBeenSaved;
         __ Push(lr, temp);  // Need to push a pair
       }
       __ RecordWrite(object, index, value, lr_status, mode);
@@ skipping 425 matching lines @@
     }
   }
   MarkLazyDeoptSite();
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8