1 /* Copyright (C) 2003 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
20 #include <shlib-compat.h>
21 #include <lowlevelcond.h>
22 #include "lowlevel-atomic.h"
31 /* int pthread_cond_broadcast (pthread_cond_t *cond) */
32 .globl __pthread_cond_broadcast
33 .type __pthread_cond_broadcast, @function
35 __pthread_cond_broadcast:
40 /* Get internal lock. */
43 XADD (r3, @(cond_lock,r8), r2)
50 mov.l @(total_seq+4,r8),r0
51 mov.l @(total_seq,r8),r1
52 mov.l @(wakeup_seq+4,r8), r2
57 mov.l @(wakeup_seq,r8), r2
62 /* Case all currently waiting threads to wake up. */
63 mov.l r1, @(wakeup_seq,r8)
64 mov.l r0, @(wakeup_seq+4,r8)
66 /* Wake up all threads. */
71 shlr r6 /* r6 = 0x7fffffff */
81 DEC (@(cond_lock,r8), r2)
94 /* Initial locking failed. */
107 /* Unlock in loop requires waekup. */
121 .long __lll_mutex_lock_wait-.Lmwait5b
123 .long __lll_mutex_unlock_wake-.Lmwake5b
124 .size __pthread_cond_broadcast, .-__pthread_cond_broadcast
125 versioned_symbol (libpthread, __pthread_cond_broadcast, pthread_cond_broadcast,