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author | Ryan <ry@tinyclouds.org> | 2009-04-22 19:35:47 +0200 |
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committer | Ryan <ry@tinyclouds.org> | 2009-04-22 19:35:47 +0200 |
commit | 40c0f755c998d2615fe8466aab20c6d81bd463e7 (patch) | |
tree | 51fcb08ba1bd3f745ceb43fd5f814a5700079881 /deps/v8/src/bootstrapper.h | |
parent | a93cf503073ba0258c55dec4dc325bdc1509b739 (diff) | |
download | node-new-40c0f755c998d2615fe8466aab20c6d81bd463e7.tar.gz |
import full versions of dependency libraries!
Diffstat (limited to 'deps/v8/src/bootstrapper.h')
-rw-r--r-- | deps/v8/src/bootstrapper.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/deps/v8/src/bootstrapper.h b/deps/v8/src/bootstrapper.h new file mode 100644 index 0000000000..e2883dc0f1 --- /dev/null +++ b/deps/v8/src/bootstrapper.h @@ -0,0 +1,80 @@ +// 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); +}; + +}} // namespace v8::internal + +#endif // V8_BOOTSTRAPPER_H_ |