[TypeFeedbackVector] Root feedback vectors at function literal site.

src/full-codegen/arm/full-codegen-arm.cc

 // Copyright 2012 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_ARM
 
 #include "src/ast/compile-time-value.h"
 #include "src/ast/scopes.h"
 #include "src/builtins/builtins-constructor.h"
 #include "src/code-factory.h"
@@ skipping 115 matching lines @@
   // the frame (that is done below).
   FrameScope frame_scope(masm_, StackFrame::MANUAL);
 
   info->set_prologue_offset(masm_->pc_offset());
   __ Prologue(info->GeneratePreagedPrologue());
 
   // Increment invocation count for the function.
   {
     Comment cmnt(masm_, "[ Increment invocation count");
     __ ldr(r2, FieldMemOperand(r1, JSFunction::kFeedbackVectorOffset));
+    __ ldr(r2, FieldMemOperand(r2, Cell::kValueOffset));
     __ ldr(r9, FieldMemOperand(r2, TypeFeedbackVector::kInvocationCountIndex *
                                            kPointerSize +
                                        TypeFeedbackVector::kHeaderSize));
     __ add(r9, r9, Operand(Smi::FromInt(1)));
     __ str(r9, FieldMemOperand(r2, TypeFeedbackVector::kInvocationCountIndex *
                                            kPointerSize +
                                        TypeFeedbackVector::kHeaderSize));
   }
 
   { Comment cmnt(masm_, "[ Allocate locals");
@@ skipping 2763 matching lines @@
   DCHECK(interrupt_address ==
          isolate->builtins()->OnStackReplacement()->entry());
   return ON_STACK_REPLACEMENT;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM