1 #ifndef __ASM_SPARC_PERF_EVENT_H 2 #define __ASM_SPARC_PERF_EVENT_H 3 4 #ifdef CONFIG_PERF_EVENTS 5 #include <asm/ptrace.h> 6 7 extern void init_hw_perf_events(void); 8 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) 29 #else 30 static inline void init_hw_perf_events(void) { } 31 #endif 32 33 #endif 34