Re-optimize faster after making a pretenuring decision.

src/objects-inl.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1538 matching lines @@
 
   if (minimum_mementos_created) {
     PretenureDecision result = ratio >= kPretenureRatio
         ? kTenure
         : kDontTenure;
     set_pretenure_decision(result);
     if (current_mode != GetPretenureMode()) {
       decision_changed = true;
       dependent_code()->MarkCodeForDeoptimization(
           GetIsolate(),
-          DependentCode::kAllocationSiteTenuringChangedGroup);
+          DependentCode::kAllocationSiteTenuringChangedGroup,
+          true);
     }
   }
 
   if (FLAG_trace_pretenuring_statistics) {
     PrintF(
         "AllocationSite(%p): (created, found, ratio) (%d, %d, %f) %s => %s\n",
          static_cast<void*>(this), create_count, found_count, ratio,
          current_mode == TENURED ? "tenured" : "not tenured",
          GetPretenureMode() == TENURED ? "tenured" : "not tenured");
   }
@@ skipping 2878 matching lines @@
 
 
 void Code::set_marked_for_deoptimization(bool flag) {
   ASSERT(kind() == OPTIMIZED_FUNCTION);
   int previous = READ_UINT32_FIELD(this, kKindSpecificFlags1Offset);
   int updated = MarkedForDeoptimizationField::update(previous, flag);
   WRITE_UINT32_FIELD(this, kKindSpecificFlags1Offset, updated);
 }
 
 
+bool Code::marked_for_reoptimization() {
+  ASSERT(kind() == OPTIMIZED_FUNCTION);
+  return MarkedForReoptimizationField::decode(
+      READ_UINT32_FIELD(this, kKindSpecificFlags1Offset));
+}
+
+
+void Code::set_marked_for_reoptimization(bool flag) {
+  ASSERT(kind() == OPTIMIZED_FUNCTION);
+  int previous = READ_UINT32_FIELD(this, kKindSpecificFlags1Offset);
+  int updated = MarkedForReoptimizationField::update(previous, flag);
+  WRITE_UINT32_FIELD(this, kKindSpecificFlags1Offset, updated);
+}
+
+
 bool Code::is_inline_cache_stub() {
   Kind kind = this->kind();
   switch (kind) {
 #define CASE(name) case name: return true;
     IC_KIND_LIST(CASE)
 #undef CASE
     default: return false;
   }
 }
 
@@ skipping 2290 matching lines @@
 #undef READ_UINT32_FIELD
 #undef WRITE_UINT32_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_