Revert of Remove obsolete JSFunction::IsOptimizable predicate.

src/objects.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 <iomanip>
 #include <sstream>
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
@@ skipping 9789 matching lines @@
   // the code entry.
   IteratePointers(v, kPropertiesOffset, kCodeEntryOffset);
   v->VisitCodeEntry(this->address() + kCodeEntryOffset);
   IteratePointers(v, kCodeEntryOffset + kPointerSize, object_size);
 }
 
 
 void JSFunction::MarkForOptimization() {
   Isolate* isolate = GetIsolate();
   DCHECK(!IsOptimized());
-  DCHECK(shared()->allows_lazy_compilation());
+  DCHECK(shared()->allows_lazy_compilation() || IsOptimizable());
   set_code_no_write_barrier(
       isolate->builtins()->builtin(Builtins::kCompileOptimized));
   // No write barrier required, since the builtin is part of the root set.
 }
 
 
 void JSFunction::AttemptConcurrentOptimization() {
   Isolate* isolate = GetIsolate();
   if (!isolate->concurrent_recompilation_enabled() ||
       isolate->bootstrapper()->IsActive()) {
     MarkForOptimization();
     return;
   }
   if (isolate->concurrent_osr_enabled() &&
       isolate->optimizing_compile_dispatcher()->IsQueuedForOSR(this)) {
     // Do not attempt regular recompilation if we already queued this for OSR.
     // TODO(yangguo): This is necessary so that we don't install optimized
     // code on a function that is already optimized, since OSR and regular
     // recompilation race.  This goes away as soon as OSR becomes one-shot.
     return;
   }
   DCHECK(!IsInOptimizationQueue());
   DCHECK(!IsOptimized());
-  DCHECK(shared()->allows_lazy_compilation());
+  DCHECK(shared()->allows_lazy_compilation() || IsOptimizable());
   DCHECK(isolate->concurrent_recompilation_enabled());
   if (FLAG_trace_concurrent_recompilation) {
     PrintF("  ** Marking ");
     ShortPrint();
     PrintF(" for concurrent recompilation.\n");
   }
   set_code_no_write_barrier(
-      isolate->builtins()->builtin(Builtins::kCompileOptimizedConcurrent));
+      GetIsolate()->builtins()->builtin(Builtins::kCompileOptimizedConcurrent));
   // No write barrier required, since the builtin is part of the root set.
 }
 
 
 Handle<JSFunction> JSFunction::CloneClosure(Handle<JSFunction> function) {
   Isolate* isolate = function->GetIsolate();
   Handle<Map> map(function->map());
   Handle<SharedFunctionInfo> shared(function->shared());
   Handle<Context> context(function->context());
   Handle<JSFunction> clone =
@@ skipping 7399 matching lines @@
 void PropertyCell::SetValueWithInvalidation(Handle<PropertyCell> cell,
                                             Handle<Object> new_value) {
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 } }  // namespace v8::internal