Release 4.7 tools/perf/perf-sys.h

#ifndef _PERF_SYS_H

#define _PERF_SYS_H

#include <unistd.h>
#include <sys/types.h>
#include <sys/syscall.h>
#include <linux/types.h>
#include <linux/perf_event.h>
#include <asm/barrier.h>

#if defined(__i386__)

#define cpu_relax()	asm volatile("rep; nop" ::: "memory");

#define CPUINFO_PROC	{"model name"}
#ifndef __NR_perf_event_open

# define __NR_perf_event_open 336
#endif
#ifndef __NR_futex

# define __NR_futex 240
#endif
#ifndef __NR_gettid

# define __NR_gettid 224
#endif
#endif

#if defined(__x86_64__)

#define cpu_relax()	asm volatile("rep; nop" ::: "memory");

#define CPUINFO_PROC	{"model name"}
#ifndef __NR_perf_event_open

# define __NR_perf_event_open 298
#endif
#ifndef __NR_futex

# define __NR_futex 202
#endif
#ifndef __NR_gettid

# define __NR_gettid 186
#endif
#endif

#ifdef __powerpc__
#include "../../arch/powerpc/include/uapi/asm/unistd.h"

#define CPUINFO_PROC	{"cpu"}
#endif

#ifdef __s390__

#define CPUINFO_PROC	{"vendor_id"}
#endif

#ifdef __sh__

#define CPUINFO_PROC	{"cpu type"}
#endif

#ifdef __hppa__

#define CPUINFO_PROC	{"cpu"}
#endif

#ifdef __sparc__

#define CPUINFO_PROC	{"cpu"}
#endif

#ifdef __alpha__

#define CPUINFO_PROC	{"cpu model"}
#endif

#ifdef __ia64__

#define cpu_relax()	asm volatile ("hint @pause" ::: "memory")

#define CPUINFO_PROC	{"model name"}
#endif

#ifdef __arm__

#define CPUINFO_PROC	{"model name", "Processor"}
#endif

#ifdef __aarch64__

#define cpu_relax()	asm volatile("yield" ::: "memory")
#endif

#ifdef __mips__

#define CPUINFO_PROC	{"cpu model"}
#endif

#ifdef __arc__

#define CPUINFO_PROC	{"Processor"}
#endif

#ifdef __metag__

#define CPUINFO_PROC	{"CPU"}
#endif

#ifdef __xtensa__

#define CPUINFO_PROC	{"core ID"}
#endif

#ifdef __tile__

#define cpu_relax()	asm volatile ("mfspr zero, PASS" ::: "memory")

#define CPUINFO_PROC    {"model name"}
#endif

#ifndef cpu_relax

#define cpu_relax() barrier()
#endif


static inline int

sys_perf_event_open(struct perf_event_attr *attr,
		      pid_t pid, int cpu, int group_fd,
		      unsigned long flags)
{
	int fd;

	fd = syscall(__NR_perf_event_open, attr, pid, cpu,
		     group_fd, flags);

#ifdef HAVE_ATTR_TEST
	if (unlikely(test_attr__enabled))
		test_attr__open(attr, pid, cpu, fd, group_fd, flags);
#endif
	return fd;
}

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#endif /* _PERF_SYS_H */
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arnaldo carvalho de melo
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