LXR linux/arch/arm/include/asm/perf

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 *  linux/arch/arm/include/asm/perf_event.h
   4 *
   5 *  Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles
   6 */
   7
   8#ifndef __ARM_PERF_EVENT_H__
   9#define __ARM_PERF_EVENT_H__
  10
  11#ifdef CONFIG_PERF_EVENTS
  12struct pt_regs;
  13extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
  14extern unsigned long perf_misc_flags(struct pt_regs *regs);
  15#define perf_misc_flags(regs)   perf_misc_flags(regs)
  16#endif
  17
  18#define perf_arch_fetch_caller_regs(regs, __ip) { \
  19        (regs)->ARM_pc = (__ip); \
  20        (regs)->ARM_fp = (unsigned long) __builtin_frame_address(0); \
  21        (regs)->ARM_sp = current_stack_pointer; \
  22        (regs)->ARM_cpsr = SVC_MODE; \
  23}
  24
  25#endif /* __ARM_PERF_EVENT_H__ */
  26