Files
Mozilla/mozilla/js/tamarin/core/AbcGen.cpp
brendan%mozilla.org 3e65a5ddd4 Tamarin (AVM2 open source) initial revision.
git-svn-id: svn://10.0.0.236/trunk@214853 18797224-902f-48f8-a5cc-f745e15eee43
2006-11-07 05:35:54 +00:00

85 lines
2.8 KiB
C++

/* ***** 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 [Open Source Virtual Machine.]
*
* The Initial Developer of the Original Code is Adobe System Incorporated. Portions created
* by the Initial Developer are Copyright (C)[ 2004-2006 ] Adobe Systems Incorporated. All Rights
* Reserved.
*
* Contributor(s): Adobe AS3 Team
*
* 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 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 ***** */
#include "avmplus.h"
namespace avmplus
{
void AbcGen::writeInt(unsigned int v)
{
if( v < 128 )
{
bytes.add((byte)v);
}
else if ( v < 16384 )
{
byte first = (byte)((v & 0x7F) | 0x80);
byte second = (byte)(v>>7);
bytes.add(first);
bytes.add(second);
}
else if ( v < 2097152 )
{
byte first = (byte)((v & 0x7F) | 0x80);
byte second = (byte)(v>>7 | 0x80);
byte third = (byte)(v>>14);
bytes.add(first);
bytes.add(second);
bytes.add(third);
}
else if ( v < 268435456 )
{
byte first = (byte)((v & 0x7F) | 0x80);
byte second = (byte)(v>>7 | 0x80);
byte third = (byte)(v>>14 | 0x80);
byte fourth = (byte) ( v >>21 );
bytes.add(first);
bytes.add(second);
bytes.add(third);
bytes.add(fourth);
}
else
{
byte first = (byte)((v & 0x7F) | 0x80);
byte second = (byte)(v>>7 | 0x80);
byte third = (byte)(v>>14 | 0x80);
byte fourth = (byte) (v >>21 | 0x80);
byte fifth = (byte) (v >> 28);
bytes.add(first);
bytes.add(second);
bytes.add(third);
bytes.add(fourth);
bytes.add(fifth);
}
}
}