Vector ICs: Introduce an InstanceType for the type feedback vector.

src/heap/heap-inl.h

 // 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.
 
 #ifndef V8_HEAP_HEAP_INL_H_
 #define V8_HEAP_HEAP_INL_H_
 
 #include <cmath>
 
 #include "src/base/platform/platform.h"
 #include "src/heap/heap.h"
 #include "src/heap/store-buffer.h"
 #include "src/heap/store-buffer-inl.h"
 #include "src/heap-profiler.h"
 #include "src/isolate.h"
 #include "src/list-inl.h"
 #include "src/msan.h"
 #include "src/objects.h"
+#include "src/type-feedback-vector.h"
 
 namespace v8 {
 namespace internal {
 
 void PromotionQueue::insert(HeapObject* target, int size) {
   if (emergency_stack_ != NULL) {
     emergency_stack_->Add(Entry(target, size));
     return;
   }
 
@@ skipping 113 matching lines @@
   return CopyFixedArrayWithMap(src, src->map());
 }
 
 
 AllocationResult Heap::CopyFixedDoubleArray(FixedDoubleArray* src) {
   if (src->length() == 0) return src;
   return CopyFixedDoubleArrayWithMap(src, src->map());
 }
 
 
+AllocationResult Heap::CopyTypeFeedbackVector(TypeFeedbackVector* src) {
+  if (src->length() == 0) return src;
+  return CopyTypeFeedbackVectorWithMap(src, src->map());
+}
+
+
 AllocationResult Heap::AllocateRaw(int size_in_bytes, AllocationSpace space,
                                    AllocationSpace retry_space,
                                    AllocationAlignment alignment) {
   DCHECK(AllowHandleAllocation::IsAllowed());
   DCHECK(AllowHeapAllocation::IsAllowed());
   DCHECK(gc_state_ == NOT_IN_GC);
 #ifdef DEBUG
   if (FLAG_gc_interval >= 0 && AllowAllocationFailure::IsAllowed(isolate_) &&
       Heap::allocation_timeout_-- <= 0) {
     return AllocationResult::Retry(space);
@@ skipping 520 matching lines @@
 
 void VerifySmisVisitor::VisitPointers(Object** start, Object** end) {
   for (Object** current = start; current < end; current++) {
     CHECK((*current)->IsSmi());
   }
 }
 }
 }  // namespace v8::internal
 
 #endif  // V8_HEAP_HEAP_INL_H_