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/*
ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/RT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _INLINE_H_
#define _INLINE_H_
/**
* @file inline.h
* @brief kernel inlined functions.
*/
/*
* Inlined functions if CH_OPTIMIZE_SPEED is enabled.
* Note: static inlined functions do not duplicate the code in every module
* this is true for GCC, not sure about other compilers.
*/
#if CH_OPTIMIZE_SPEED
static INLINE void prio_insert(Thread *tp, ThreadsQueue *tqp) {
Thread *cp = (Thread *)tqp;
do {
cp = cp->p_next;
} while ((cp != (Thread *)tqp) && (cp->p_prio >= tp->p_prio));
tp->p_prev = (tp->p_next = cp)->p_prev;
tp->p_prev->p_next = cp->p_prev = tp;
}
static INLINE void queue_insert(Thread *tp, ThreadsQueue *tqp) {
tp->p_prev = (tp->p_next = (Thread *)tqp)->p_prev;
tp->p_prev->p_next = tqp->p_prev = tp;
}
static INLINE Thread *fifo_remove(ThreadsQueue *tqp) {
Thread *tp = tqp->p_next;
(tqp->p_next = tp->p_next)->p_prev = (Thread *)tqp;
return tp;
}
static INLINE Thread *lifo_remove(ThreadsQueue *tqp) {
Thread *tp = tqp->p_prev;
(tqp->p_prev = tp->p_prev)->p_next = (Thread *)tqp;
return tp;
}
static INLINE Thread *dequeue(Thread *tp) {
tp->p_prev->p_next = tp->p_next;
tp->p_next->p_prev = tp->p_prev;
return tp;
}
#endif /* CH_OPTIMIZE_SPEED */
#endif /* _INLINE_H_ */
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