[arm64] Emit CBZ for deoptimisations.

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 1999 matching lines @@
     const int ret_count = ret->op()->ValueInputCount();
     auto value_locations = zone()->NewArray<InstructionOperand>(ret_count);
     for (int i = 0; i < ret_count; ++i) {
       value_locations[i] =
           g.UseLocation(ret->InputAt(i), linkage()->GetReturnLocation(i));
     }
     Emit(kArchRet, 0, nullptr, ret_count, value_locations);
   }
 }
 
+Instruction* InstructionSelector::EmitDeoptimize(InstructionCode opcode,
+                                                 InstructionOperand output,
+                                                 InstructionOperand a,
+                                                 DeoptimizeReason reason,
+                                                 Node* frame_state) {
+  size_t output_count = output.IsInvalid() ? 0 : 1;
+  InstructionOperand inputs[] = {a};
+  size_t input_count = arraysize(inputs);
+  return EmitDeoptimize(opcode, output_count, &output, input_count, inputs,
+                        reason, frame_state);
+}
+
 Instruction* InstructionSelector::EmitDeoptimize(
     InstructionCode opcode, InstructionOperand output, InstructionOperand a,
     InstructionOperand b, DeoptimizeReason reason, Node* frame_state) {
   size_t output_count = output.IsInvalid() ? 0 : 1;
   InstructionOperand inputs[] = {a, b};
   size_t input_count = arraysize(inputs);
   return EmitDeoptimize(opcode, output_count, &output, input_count, inputs,
                         reason, frame_state);
 }
 
@@ skipping 105 matching lines @@
   return new (instruction_zone()) FrameStateDescriptor(
       instruction_zone(), state_info.type(), state_info.bailout_id(),
       state_info.state_combine(), parameters, locals, stack,
       state_info.shared_info(), outer_state);
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8