mayhem-firmware/firmware/chibios/os/kernel/include/chinline.h

95 lines
2.7 KiB
C
Executable File

/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011,2012,2013 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/>.
---
A special exception to the GPL can be applied should you wish to distribute
a combined work that includes ChibiOS/RT, without being obliged to provide
the source code for any proprietary components. See the file exception.txt
for full details of how and when the exception can be applied.
*/
/**
* @file chinline.h
* @brief Kernel inlined functions.
* @details In this file there are a set of inlined functions if the
* @p CH_OPTIMIZE_SPEED is enabled.
*/
#ifndef _CHINLINE_H_
#define _CHINLINE_H_
/* If the performance code path has been chosen then all the following
functions are inlined into the various kernel modules.*/
#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_next = cp;
tp->p_prev = cp->p_prev;
tp->p_prev->p_next = cp->p_prev = tp;
}
static INLINE void queue_insert(Thread *tp, ThreadsQueue *tqp) {
tp->p_next = (Thread *)tqp;
tp->p_prev = 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;
}
static INLINE void list_insert(Thread *tp, ThreadsList *tlp) {
tp->p_next = tlp->p_next;
tlp->p_next = tp;
}
static INLINE Thread *list_remove(ThreadsList *tlp) {
Thread *tp = tlp->p_next;
tlp->p_next = tp->p_next;
return tp;
}
#endif /* CH_OPTIMIZE_SPEED */
#endif /* _CHINLINE_H_ */