[TypeFeedbackVector] Root feedback vectors at function literal site.

src/full-codegen/s390/full-codegen-s390.cc

 // Copyright 2015 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_S390
 
 #include "src/ast/compile-time-value.h"
 #include "src/ast/scopes.h"
 #include "src/builtins/builtins-constructor.h"
 #include "src/code-factory.h"
@@ skipping 120 matching lines @@
   FrameScope frame_scope(masm_, StackFrame::MANUAL);
   int prologue_offset = masm_->pc_offset();
 
   info->set_prologue_offset(prologue_offset);
   __ Prologue(info->GeneratePreagedPrologue(), ip, prologue_offset);
 
   // Increment invocation count for the function.
   {
     Comment cmnt(masm_, "[ Increment invocation count");
     __ LoadP(r6, FieldMemOperand(r3, JSFunction::kFeedbackVectorOffset));
+    __ LoadP(r6, FieldMemOperand(r6, Cell::kValueOffset));
     __ LoadP(r1, FieldMemOperand(r6, TypeFeedbackVector::kInvocationCountIndex *
                                              kPointerSize +
                                          TypeFeedbackVector::kHeaderSize));
     __ AddSmiLiteral(r1, r1, Smi::FromInt(1), r0);
     __ StoreP(r1,
               FieldMemOperand(
                   r6, TypeFeedbackVector::kInvocationCountIndex * kPointerSize +
                           TypeFeedbackVector::kHeaderSize));
   }
 
@@ skipping 2634 matching lines @@
   USE(kOSRBranchInstruction);
   DCHECK(kOSRBranchInstruction == br_instr);
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OnStackReplacement()->entry());
   return ON_STACK_REPLACEMENT;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_S390