| /* |
| * Copyright (C) 2009 Google Inc. 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 with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef V8GCController_h |
| #define V8GCController_h |
| |
| #include "core/CoreExport.h" |
| #include "platform/heap/Handle.h" |
| #include "wtf/Allocator.h" |
| #include <v8.h> |
| |
| namespace blink { |
| |
| class ExecutionContext; |
| class Node; |
| |
| class CORE_EXPORT V8GCController { |
| STATIC_ONLY(V8GCController); |
| |
| public: |
| static void gcPrologue(v8::Isolate*, v8::GCType, v8::GCCallbackFlags); |
| static void gcEpilogue(v8::Isolate*, v8::GCType, v8::GCCallbackFlags); |
| |
| static void collectGarbage(v8::Isolate*); |
| // You should use collectAllGarbageForTesting() when you want to collect all |
| // V8 & Blink objects. It runs multiple V8 GCs to collect references |
| // that cross the binding boundary. collectAllGarbage() also runs multipe |
| // Oilpan GCs to collect a chain of persistent handles. |
| static void collectAllGarbageForTesting(v8::Isolate*); |
| |
| static Node* opaqueRootForGC(v8::Isolate*, Node*); |
| |
| static void traceDOMWrappers(v8::Isolate*, Visitor*); |
| static bool hasPendingActivity(v8::Isolate*, ExecutionContext*); |
| }; |
| |
| } // namespace blink |
| |
| #endif // V8GCController_h |
