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-// Copyright 2006-2008 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
-// 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 V8_BOOTSTRAPPER_H_
-#define V8_BOOTSTRAPPER_H_
-
-namespace v8 {
-namespace internal {
-
-// The Boostrapper is the public interface for creating a JavaScript global
-// context.
-class Bootstrapper : public AllStatic {
- public:
- // Requires: Heap::Setup has been called.
- static void Initialize(bool create_heap_objects);
- static void TearDown();
-
- // Creates a JavaScript Global Context with initial object graph.
- // The returned value is a global handle casted to V8Environment*.
- static Handle<Context> CreateEnvironment(
- Handle<Object> global_object,
- v8::Handle<v8::ObjectTemplate> global_template,
- v8::ExtensionConfiguration* extensions);
-
- // Detach the environment from its outer global object.
- static void DetachGlobal(Handle<Context> env);
-
- // Traverses the pointers for memory management.
- static void Iterate(ObjectVisitor* v);
-
- // Accessors for the native scripts cache. Used in lazy loading.
- static Handle<String> NativesSourceLookup(int index);
- static bool NativesCacheLookup(Vector<const char> name,
- Handle<JSFunction>* handle);
- static void NativesCacheAdd(Vector<const char> name, Handle<JSFunction> fun);
-
- // Append code that needs fixup at the end of boot strapping.
- static void AddFixup(Code* code, MacroAssembler* masm);
-
- // Tells whether bootstrapping is active.
- static bool IsActive();
-
- // Encoding/decoding support for fixup flags.
- class FixupFlagsIsPCRelative: public BitField<bool, 0, 1> {};
- class FixupFlagsUseCodeObject: public BitField<bool, 1, 1> {};
- class FixupFlagsArgumentsCount: public BitField<uint32_t, 2, 32-2> {};
-
- // Support for thread preemption.
- static int ArchiveSpacePerThread();
- static char* ArchiveState(char* to);
- static char* RestoreState(char* from);
- static void FreeThreadResources();
-};
-
-}} // namespace v8::internal
-
-#endif // V8_BOOTSTRAPPER_H_