blob: 52bc988b178b7b953008e2605571cb332c47a8f6 [file] [log] [blame]
/*
* Copyright (C) 2013-2018 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.
*/
#include "config.h"
#include "ProtoCallFrame.h"
#include "CodeBlock.h"
#include "JSCInlines.h"
#include "StackAlignment.h"
namespace JSC {
void ProtoCallFrame::init(CodeBlock* codeBlock, JSObject* callee, JSValue thisValue, int argCountIncludingThis, JSValue* otherArgs)
{
this->args = otherArgs;
this->setCodeBlock(codeBlock);
this->setCallee(callee);
this->setArgumentCountIncludingThis(argCountIncludingThis);
if (codeBlock && argCountIncludingThis < codeBlock->numParameters())
this->hasArityMismatch = true;
else
this->hasArityMismatch = false;
// Round up argCountIncludingThis to keep the stack frame size aligned.
size_t paddedArgsCount = roundArgumentCountToAlignFrame(argCountIncludingThis);
this->setPaddedArgCount(paddedArgsCount);
this->clearCurrentVPC();
this->setThisValue(thisValue);
}
} // namespace JSC