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HostCallReturnValue.h
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67 lines (53 loc) · 2.29 KB
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/*
* Copyright (C) 2012 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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 HostCallReturnValue_h
#define HostCallReturnValue_h
#include "JSValue.h"
#include "MacroAssemblerCodeRef.h"
#include <wtf/Platform.h>
// Unfortunately this only works on GCC-like compilers. And it's currently only used
// by LLInt and DFG, which also are restricted to GCC-like compilers. We should
// probably fix that at some point.
#if COMPILER(GCC)
#if CALLING_CONVENTION_IS_STDCALL
#define HOST_CALL_RETURN_VALUE_OPTION CDECL
#else
#define HOST_CALL_RETURN_VALUE_OPTION
#endif
namespace JSC {
extern "C" EncodedJSValue HOST_CALL_RETURN_VALUE_OPTION getHostCallReturnValue();
// This is a public declaration only to convince CLANG not to elide it.
extern "C" EncodedJSValue HOST_CALL_RETURN_VALUE_OPTION getHostCallReturnValueWithExecState(ExecState*);
inline void initializeHostCallReturnValue()
{
getHostCallReturnValueWithExecState(0);
}
}
#else // COMPILER(GCC)
namespace JSC {
inline void initializeHostCallReturnValue() { }
}
#endif // COMPILER(GCC)
#endif // HostCallReturnValue_h