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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GIN_PUBLIC_DEBUG_H_
#define GIN_PUBLIC_DEBUG_H_
#include "build/build_config.h"
#include "gin/gin_export.h"
#include "v8/include/v8.h"
namespace gin {
class GIN_EXPORT Debug {
public:
/* Installs a callback that is invoked on entry to every V8-generated
* function.
*
* This only affects IsolateHolder instances created after
* SetFunctionEntryHook was invoked.
*/
static void SetFunctionEntryHook(v8::FunctionEntryHook entry_hook);
/* Installs a callback that is invoked each time jit code is added, moved,
* or removed.
*
* This only affects IsolateHolder instances created after
* SetJitCodeEventHandler was invoked.
*/
static void SetJitCodeEventHandler(v8::JitCodeEventHandler event_handler);
#if defined(OS_WIN)
typedef void (__cdecl *CodeRangeCreatedCallback)(void*, size_t);
/* Sets a callback that is invoked for every new code range being created.
*
* On Win64, exception handling in jitted code is broken due to the fact
* that JS stack frames are not ABI compliant. It is possible to install
* custom handlers for the code range which holds the jitted code to work
* around this issue.
*
* https://code.google.com/p/v8/issues/detail?id=3598
*/
static void SetCodeRangeCreatedCallback(CodeRangeCreatedCallback callback);
typedef void (__cdecl *CodeRangeDeletedCallback)(void*);
/* Sets a callback that is invoked for every previously registered code range
* when it is deleted.
*/
static void SetCodeRangeDeletedCallback(CodeRangeDeletedCallback callback);
#endif
};
} // namespace gin
#endif // GIN_PUBLIC_DEBUG_H_
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