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/*
* Copyright (c) 2010 Mozilla Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
/**
* compressed returnValue:
* int returnState = returnValue >> 33
* boolean breakOuterState = ((returnValue >> 32) & 0x1) != 0)
* int pos = returnValue & 0xFFFFFFFF // same as (int)returnValue
*/
@SuppressWarnings("unused") private long workAroundHotSpotHugeMethodLimit(
int state, char c, int pos, @NoLength char[] buf,
boolean reconsume, int returnState, int endPos) throws SAXException {
stateloop: for (;;) {
switch (state) {
// BEGIN HOTSPOT WORKAROUND
default:
long returnStateAndPos = workAroundHotSpotHugeMethodLimit(
state, c, pos, buf, reconsume, returnState, endPos);
pos = (int)returnStateAndPos; // 5.1.3 in the Java spec
returnState = (int)(returnStateAndPos >> 33);
state = stateSave;
if ( (pos == endPos) || ( (((int)(returnStateAndPos >> 32)) & 0x1) != 0) ) {
break stateloop;
}
continue stateloop;
// END HOTSPOT WORKAROUND
default:
assert !reconsume : "Must not reconsume when returning from HotSpot workaround.";
stateSave = state;
return (((long)returnState) << 33) | pos;
}
}
assert !reconsume : "Must not reconsume when returning from HotSpot workaround.";
stateSave = state;
return (((long)returnState) << 33) | (1L << 32) | pos ;
}
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