arch/arm/include/asm/perf_event.h

   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
  12 struct pt_regs;
  13 extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
  14 extern 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__ */