/* * Copyright (C) 2013 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, JSScope* scope, JSObject* callee, JSValue thisValue, int argCountIncludingThis, JSValue* otherArgs) { this->args = otherArgs; this->setCodeBlock(codeBlock); this->setScope(scope); this->setCallee(callee); this->setArgumentCountIncludingThis(argCountIncludingThis); size_t paddedArgsCount = argCountIncludingThis; if (codeBlock) { size_t numParameters = codeBlock->numParameters(); if (paddedArgsCount < numParameters) paddedArgsCount = numParameters; } // Round up paddedArgsCount to keep the stack frame size aligned. paddedArgsCount = roundArgumentCountToAlignFrame(paddedArgsCount); this->setPaddedArgCount(paddedArgsCount); this->clearCurrentVPC(); this->setThisValue(thisValue); } } // namespace JSC