gecko/js/src/jsscriptinlines.h

90 lines
2.9 KiB
C++

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: set ts=8 sw=4 et tw=79 ft=cpp:
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is SpiderMonkey JavaScript engine.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Jason Orendorff <jorendorff@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef jsscriptinlines_h___
#define jsscriptinlines_h___
#include "jsfun.h"
#include "jsopcode.h"
#include "jsregexp.h"
#include "jsscript.h"
inline JSFunction *
JSScript::getFunction(size_t index)
{
JSObject *funobj = getObject(index);
JS_ASSERT(funobj->isFunction());
JS_ASSERT(funobj == (JSObject *) funobj->getPrivate());
JSFunction *fun = (JSFunction *) funobj;
JS_ASSERT(FUN_INTERPRETED(fun));
return fun;
}
inline JSObject *
JSScript::getRegExp(size_t index)
{
JSObjectArray *arr = regexps();
JS_ASSERT((uint32) index < arr->length);
JSObject *obj = arr->vector[index];
JS_ASSERT(obj->getClass() == &js_RegExpClass);
return obj;
}
inline bool
JSScript::isEmpty() const
{
if (this == emptyScript())
return true;
if (length <= 3) {
jsbytecode *pc = code;
if (JSOp(*pc) == JSOP_TRACE)
++pc;
if (noScriptRval && JSOp(*pc) == JSOP_FALSE)
++pc;
if (JSOp(*pc) == JSOP_STOP)
return true;
}
return false;
}
#endif /* jsscriptinlines_h___ */