[turbofan] Do not use the self reference for turbofan functions.

src/compiler/code-generator.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.
 
 #include "src/compiler/code-generator.h"
 
 #include "src/address-map.h"
 #include "src/base/adapters.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/linkage.h"
@@ skipping 23 matching lines @@
 
 CodeGenerator::CodeGenerator(Frame* frame, Linkage* linkage,
                              InstructionSequence* code, CompilationInfo* info)
     : frame_access_state_(nullptr),
       linkage_(linkage),
       code_(code),
       info_(info),
       labels_(zone()->NewArray<Label>(code->InstructionBlockCount())),
       current_block_(RpoNumber::Invalid()),
       current_source_position_(SourcePosition::Unknown()),
-      masm_(info->isolate(), nullptr, 0, CodeObjectRequired::kYes),
+      masm_(info->isolate(), nullptr, 0, CodeObjectRequired::kNo),
       resolver_(this),
       safepoints_(code->zone()),
       handlers_(code->zone()),
       deoptimization_exits_(code->zone()),
       deoptimization_states_(code->zone()),
       deoptimization_literals_(code->zone()),
       inlined_function_count_(0),
       translations_(code->zone()),
       last_lazy_deopt_pc_(0),
       jump_tables_(nullptr),
@@ skipping 141 matching lines @@
   if (jump_tables_) {
     masm()->Align(kPointerSize);
     for (JumpTable* table = jump_tables_; table; table = table->next()) {
       masm()->bind(table->label());
       AssembleJumpTable(table->targets(), table->target_count());
     }
   }
 
   safepoints()->Emit(masm(), frame()->GetTotalFrameSlotCount());
 
-  Handle<Code> result =
-      v8::internal::CodeGenerator::MakeCodeEpilogue(masm(), nullptr, info);
+  // Turbofan does not use the self reference.
+  Handle<Code> result = v8::internal::CodeGenerator::MakeCodeEpilogue(
+      masm(), nullptr, info, Handle<Object>());
   result->set_is_turbofanned(true);
   result->set_stack_slots(frame()->GetTotalFrameSlotCount());
   result->set_safepoint_table_offset(safepoints()->GetCodeOffset());
   Handle<ByteArray> source_positions =
       source_position_table_builder_.ToSourcePositionTable();
   result->set_source_position_table(*source_positions);
   source_position_table_builder_.EndJitLogging(AbstractCode::cast(*result));
 
   // Emit exception handler table.
   if (!handlers_.empty()) {
@@ skipping 680 matching lines @@
     : frame_(gen->frame()), masm_(gen->masm()), next_(gen->ools_) {
   gen->ools_ = this;
 }
 
 
 OutOfLineCode::~OutOfLineCode() {}
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8