| Server IP : 127.0.1.1 / Your IP : 216.73.216.172 Web Server : Apache/2.4.52 (Ubuntu) System : Linux bahcrestlinepropertiesllc 5.15.0-113-generic #123-Ubuntu SMP Mon Jun 10 08:16:17 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/lib/modules/5.15.0-153-generic/build/arch/sh/include/asm/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CMPXCHG_LLSC_H
#define __ASM_SH_CMPXCHG_LLSC_H
static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val)
{
unsigned long retval;
unsigned long tmp;
__asm__ __volatile__ (
"1: \n\t"
"movli.l @%2, %0 ! xchg_u32 \n\t"
"mov %0, %1 \n\t"
"mov %3, %0 \n\t"
"movco.l %0, @%2 \n\t"
"bf 1b \n\t"
"synco \n\t"
: "=&z"(tmp), "=&r" (retval)
: "r" (m), "r" (val)
: "t", "memory"
);
return retval;
}
static inline unsigned long
__cmpxchg_u32(volatile u32 *m, unsigned long old, unsigned long new)
{
unsigned long retval;
unsigned long tmp;
__asm__ __volatile__ (
"1: \n\t"
"movli.l @%2, %0 ! __cmpxchg_u32 \n\t"
"mov %0, %1 \n\t"
"cmp/eq %1, %3 \n\t"
"bf 2f \n\t"
"mov %4, %0 \n\t"
"2: \n\t"
"movco.l %0, @%2 \n\t"
"bf 1b \n\t"
"synco \n\t"
: "=&z" (tmp), "=&r" (retval)
: "r" (m), "r" (old), "r" (new)
: "t", "memory"
);
return retval;
}
#include <asm/cmpxchg-xchg.h>
#endif /* __ASM_SH_CMPXCHG_LLSC_H */