WebKit/Source/JavaScriptCore/interpreter/RegisterInlines.h at main · WebKit/WebKit · GitHub

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* 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. AND ITS 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 APPLE INC. OR ITS 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.

#pragma once

#include <JavaScriptCore/JSCJSValue.h>

#include <JavaScriptCore/JSScope.h>

#include <JavaScriptCore/Register.h>

namespace JSC {

class CodeBlock;

ALWAYS_INLINE CallFrame* Register::callFrame() const

{

return u.callFrame;

}

ALWAYS_INLINE CodeBlock* Register::codeBlock() const

{

return u.codeBlock;

}

SUPPRESS_ASAN ALWAYS_INLINE CodeBlock* Register::asanUnsafeCodeBlock() const

{

return u.codeBlock;

}

ALWAYS_INLINE JSObject* Register::object() const

{

return asObject(jsValue());

}

ALWAYS_INLINE Register& Register::operator=(CallFrame* callFrame)

{

u.callFrame = callFrame;

return *this;

}

ALWAYS_INLINE Register& Register::operator=(CodeBlock* codeBlock)

{

u.codeBlock = codeBlock;

return *this;

}

ALWAYS_INLINE Register& Register::operator=(JSCell* object)

{

u.value = JSValue::encode(JSValue(object));

return *this;

}

ALWAYS_INLINE Register& Register::operator=(JSScope* scope)

{

*this = JSValue(scope);

return *this;

}

ALWAYS_INLINE Register& Register::operator=(EncodedJSValue encodedJSValue)

{

u.value = encodedJSValue;

return *this;

}

ALWAYS_INLINE JSScope* Register::scope() const

{

return uncheckedDowncast<JSScope>(unboxedCell());

}

ALWAYS_INLINE Register::Register()

{

#ifndef NDEBUG

*this = JSValue();

#endif

}

ALWAYS_INLINE Register::Register(const JSValue& v)

{

u.value = JSValue::encode(v);

}

SUPPRESS_ASAN ALWAYS_INLINE JSValue Register::asanUnsafeJSValue() const

{

return JSValue::decode(u.value);

}

ALWAYS_INLINE JSValue Register::jsValue() const

{

return JSValue::decode(u.value);

}

ALWAYS_INLINE EncodedJSValue Register::encodedJSValue() const

{

return u.value;

}

ALWAYS_INLINE int32_t Register::i() const

{

return jsValue().asInt32();

}

ALWAYS_INLINE int64_t Register::unboxedInt52() const

{

return u.integer >> JSValue::int52ShiftAmount;

}

SUPPRESS_ASAN ALWAYS_INLINE int64_t Register::asanUnsafeUnboxedInt52() const

{

return u.integer >> JSValue::int52ShiftAmount;

}

inline Register Register::withInt(int32_t i)

{

return r;

}

} // namespace JSC

WebKit/Source/JavaScriptCore/interpreter/RegisterInlines.h at main · WebKit/WebKit · GitHub

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