blob: 29e681f2f8533926451e731460b69a499fc0aa53 [file] [log] [blame]
#ifndef ARCH_X86_64_h
#define ARCH_X86_64_h
#define FIO_ARCH (arch_x86_64)
#ifndef __NR_ioprio_set
#define __NR_ioprio_set 251
#define __NR_ioprio_get 252
#endif
#ifndef __NR_fadvise64
#define __NR_fadvise64 221
#endif
#ifndef __NR_sys_splice
#define __NR_sys_splice 275
#define __NR_sys_tee 276
#define __NR_sys_vmsplice 278
#endif
#ifndef __NR_async_exec
#define __NR_async_exec 286
#define __NR_async_wait 287
#define __NR_umem_add 288
#define __NR_async_thread 289
#endif
#define FIO_HUGE_PAGE 2097152
#define FIO_HAVE_SYSLET
#define nop __asm__ __volatile__("rep;nop": : :"memory")
#define read_barrier() __asm__ __volatile__("lfence":::"memory")
#define write_barrier() __asm__ __volatile__("sfence":::"memory")
static inline unsigned long arch_ffz(unsigned long bitmask)
{
__asm__("bsf %1,%0" :"=r" (bitmask) :"r" (~bitmask));
return bitmask;
}
static inline unsigned long long get_cpu_clock(void)
{
unsigned int lo, hi;
__asm__ __volatile__("rdtsc" : "=a" (lo), "=d" (hi));
return ((unsigned long long) hi << 32ULL) | lo;
}
#define ARCH_HAVE_FFZ
#define ARCH_HAVE_SSE4_2
#define ARCH_HAVE_CPU_CLOCK
#endif