[deliverable/linux.git] / arch / sparc / include / asm / perf_event.h

#ifndef __ASM_SPARC_PERF_EVENT_H
#define __ASM_SPARC_PERF_EVENT_H

#ifdef CONFIG_PERF_EVENTS
#include <asm/ptrace.h>

extern void init_hw_perf_events(void);

#define perf_arch_fetch_caller_regs(regs, ip)		\
do {							\
	unsigned long _pstate, _asi, _pil, _i7, _fp;	\
	__asm__ __volatile__("rdpr %%pstate, %0\n\t"	\
			     "rd %%asi, %1\n\t"		\
			     "rdpr %%pil, %2\n\t"	\
			     "mov %%i7, %3\n\t"		\
			     "mov %%i6, %4\n\t"		\
			     : "=r" (_pstate),		\
			       "=r" (_asi),		\
			       "=r" (_pil),		\
			       "=r" (_i7),		\
			       "=r" (_fp));		\
	(regs)->tstate = (_pstate << 8) |		\
		(_asi << 24) | (_pil << 20);		\
	(regs)->tpc = (ip);				\
	(regs)->tnpc = (regs)->tpc + 4;			\
	(regs)->u_regs[UREG_I6] = _fp;			\
	(regs)->u_regs[UREG_I7] = _i7;			\
} while (0)
#else
static inline void init_hw_perf_events(void)	{ }
#endif

#endif
Commit	Line	Data
cdd6c482 IM	1	#ifndef __ASM_SPARC_PERF_EVENT_H
	2	#define __ASM_SPARC_PERF_EVENT_H
	3
cdd6c482	4	#ifdef CONFIG_PERF_EVENTS
b0f82b81 FW	5	#include <asm/ptrace.h>
b0f82b81 FW	6
cdd6c482	7	extern void init_hw_perf_events(void);
b0f82b81	8
b11287e8 DM	9	#define perf_arch_fetch_caller_regs(regs, ip) \
	10	do { \
	11	unsigned long _pstate, _asi, _pil, _i7, _fp; \
	12	__asm__ __volatile__("rdpr %%pstate, %0\n\t" \
	13	"rd %%asi, %1\n\t" \
	14	"rdpr %%pil, %2\n\t" \
	15	"mov %%i7, %3\n\t" \
	16	"mov %%i6, %4\n\t" \
	17	: "=r" (_pstate), \
	18	"=r" (_asi), \
	19	"=r" (_pil), \
	20	"=r" (_i7), \
	21	"=r" (_fp)); \
	22	(regs)->tstate = (_pstate << 8) \| \
	23	(_asi << 24) \| (_pil << 20); \
	24	(regs)->tpc = (ip); \
	25	(regs)->tnpc = (regs)->tpc + 4; \
	26	(regs)->u_regs[UREG_I6] = _fp; \
	27	(regs)->u_regs[UREG_I7] = _i7; \
	28	} while (0)
cdd6c482 IM	29	#else
	30	static inline void init_hw_perf_events(void) { }
	31	#endif
	32
	33	#endif