blob: 1ededd845a869b8751c64ed0a06e5bd41aad3273 [file] [log] [blame]
#ifndef ARCH_X86_H
#define ARCH_X86_H
#define FIO_ARCH (arch_i386)
#ifndef __NR_ioprio_set
#define __NR_ioprio_set 289
#define __NR_ioprio_get 290
#endif
#ifndef __NR_fadvise64
#define __NR_fadvise64 250
#endif
#ifndef __NR_sys_splice
#define __NR_sys_splice 313
#define __NR_sys_tee 315
#define __NR_sys_vmsplice 316
#endif
#ifndef __NR_async_exec
#define __NR_async_exec 325
#define __NR_async_wait 326
#define __NR_umem_add 327
#define __NR_async_thread 328
#endif
#define FIO_HUGE_PAGE 4194304
#define FIO_HAVE_SYSLET
#define nop __asm__ __volatile__("rep;nop": : :"memory")
#define read_barrier() __asm__ __volatile__("": : :"memory")
#define write_barrier() __asm__ __volatile__("": : :"memory")
static inline unsigned long arch_ffz(unsigned long bitmask)
{
__asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
return bitmask;
}
static inline unsigned long long get_cpu_clock(void)
{
unsigned long ret;
__asm__ __volatile__("rdtsc" : "=A" (ret));
return ret;
}
#define ARCH_HAVE_FFZ
#define ARCH_HAVE_CPU_CLOCK
#endif