arch/sparc/include/asm/perf_event.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASM_SPARC_PERF_EVENT_H
   3 #define __ASM_SPARC_PERF_EVENT_H
   4
   5 #ifdef CONFIG_PERF_EVENTS
   6 #include <asm/ptrace.h>
   7
   8 #define perf_arch_fetch_caller_regs(regs, ip)           \
   9 do {                                                    \
  10         unsigned long _pstate, _asi, _pil, _i7, _fp;    \
  11         __asm__ __volatile__("rdpr %%pstate, %0\n\t"    \
  12                              "rd %%asi, %1\n\t"         \
  13                              "rdpr %%pil, %2\n\t"       \
  14                              "mov %%i7, %3\n\t"         \
  15                              "mov %%i6, %4\n\t"         \
  16                              : "=r" (_pstate),          \
  17                                "=r" (_asi),             \
  18                                "=r" (_pil),             \
  19                                "=r" (_i7),              \
  20                                "=r" (_fp));             \
  21         (regs)->tstate = (_pstate << 8) |               \
  22                 (_asi << 24) | (_pil << 20);            \
  23         (regs)->tpc = (ip);                             \
  24         (regs)->tnpc = (regs)->tpc + 4;                 \
  25         (regs)->u_regs[UREG_I6] = _fp;                  \
  26         (regs)->u_regs[UREG_I7] = _i7;                  \
  27 } while (0)
  28 #endif
  29
  30 #endif