text: /* SPDX-License-Identifier: GPL-2.0 */
  #ifndef ARCH_PERF_REGS_H
  #define ARCH_PERF_REGS_H
  
  #include <stdlib.h>
  #include <linux/types.h>
  #include <asm/perf_regs.h>
  
  void perf_regs_load(u64 *regs);
  
  #define PERF_REGS_MASK	((1ULL << PERF_REG_ARM64_MAX) - 1)
  #define PERF_REGS_MAX	PERF_REG_ARM64_MAX
  #define PERF_SAMPLE_REGS_ABI	PERF_SAMPLE_REGS_ABI_64
  
  #define PERF_REG_IP	PERF_REG_ARM64_PC
  #define PERF_REG_SP	PERF_REG_ARM64_SP
  
  static inline const char *perf_reg_name(int id)
  {
  	switch (id) {
  	case PERF_REG_ARM64_X0:
  		return "x0";
  	case PERF_REG_ARM64_X1:
  		return "x1";
  	case PERF_REG_ARM64_X2:
  		return "x2";
  	case PERF_REG_ARM64_X3:
  		return "x3";
  	case PERF_REG_ARM64_X4:
  		return "x4";
  	case PERF_REG_ARM64_X5:
  		return "x5";
  	case PERF_REG_ARM64_X6:
  		return "x6";
  	case PERF_REG_ARM64_X7:
  		return "x7";
  	case PERF_REG_ARM64_X8:
  		return "x8";
  	case PERF_REG_ARM64_X9:
  		return "x9";
  	case PERF_REG_ARM64_X10:
  		return "x10";
  	case PERF_REG_ARM64_X11:
  		return "x11";
  	case PERF_REG_ARM64_X12:
  		return "x12";
  	case PERF_REG_ARM64_X13:
  		return "x13";
  	case PERF_REG_ARM64_X14:
  		return "x14";
  	case PERF_REG_ARM64_X15:
  		return "x15";
  	case PERF_REG_ARM64_X16:
  		return "x16";
  	case PERF_REG_ARM64_X17:
  		return "x17";
  	case PERF_REG_ARM64_X18:
  		return "x18";
  	case PERF_REG_ARM64_X19:
  		return "x19";
  	case PERF_REG_ARM64_X20:
  		return "x20";
  	case PERF_REG_ARM64_X21:
  		return "x21";
  	case PERF_REG_ARM64_X22:
  		return "x22";
  	case PERF_REG_ARM64_X23:
  		return "x23";
  	case PERF_REG_ARM64_X24:
  		return "x24";
  	case PERF_REG_ARM64_X25:
  		return "x25";
  	case PERF_REG_ARM64_X26:
  		return "x26";
  	case PERF_REG_ARM64_X27:
  		return "x27";
  	case PERF_REG_ARM64_X28:
  		return "x28";
  	case PERF_REG_ARM64_X29:
  		return "x29";
  	case PERF_REG_ARM64_SP:
  		return "sp";
  	case PERF_REG_ARM64_LR:
  		return "lr";
  	case PERF_REG_ARM64_PC:
  		return "pc";
  	default:
  		return NULL;
  	}
  
  	return NULL;
  }
  
  #endif /* ARCH_PERF_REGS_H */
  