Quelle  unwind-libunwind.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0

#include <errno.h>
#include <libunwind.h>
#include "perf_regs.h"
#include "../../util/unwind.h"
#include "util/debug.h"

int libunwind__arch_reg_id(int regnum)
{
 switch (regnum) {
 case UNW_LOONGARCH64_R1:
  return PERF_REG_LOONGARCH_R1;
 case UNW_LOONGARCH64_R2:
  return PERF_REG_LOONGARCH_R2;
 case UNW_LOONGARCH64_R3:
  return PERF_REG_LOONGARCH_R3;
 case UNW_LOONGARCH64_R4:
  return PERF_REG_LOONGARCH_R4;
 case UNW_LOONGARCH64_R5:
  return PERF_REG_LOONGARCH_R5;
 case UNW_LOONGARCH64_R6:
  return PERF_REG_LOONGARCH_R6;
 case UNW_LOONGARCH64_R7:
  return PERF_REG_LOONGARCH_R7;
 case UNW_LOONGARCH64_R8:
  return PERF_REG_LOONGARCH_R8;
 case UNW_LOONGARCH64_R9:
  return PERF_REG_LOONGARCH_R9;
 case UNW_LOONGARCH64_R10:
  return PERF_REG_LOONGARCH_R10;
 case UNW_LOONGARCH64_R11:
  return PERF_REG_LOONGARCH_R11;
 case UNW_LOONGARCH64_R12:
  return PERF_REG_LOONGARCH_R12;
 case UNW_LOONGARCH64_R13:
  return PERF_REG_LOONGARCH_R13;
 case UNW_LOONGARCH64_R14:
  return PERF_REG_LOONGARCH_R14;
 case UNW_LOONGARCH64_R15:
  return PERF_REG_LOONGARCH_R15;
 case UNW_LOONGARCH64_R16:
  return PERF_REG_LOONGARCH_R16;
 case UNW_LOONGARCH64_R17:
  return PERF_REG_LOONGARCH_R17;
 case UNW_LOONGARCH64_R18:
  return PERF_REG_LOONGARCH_R18;
 case UNW_LOONGARCH64_R19:
  return PERF_REG_LOONGARCH_R19;
 case UNW_LOONGARCH64_R20:
  return PERF_REG_LOONGARCH_R20;
 case UNW_LOONGARCH64_R21:
  return PERF_REG_LOONGARCH_R21;
 case UNW_LOONGARCH64_R22:
  return PERF_REG_LOONGARCH_R22;
 case UNW_LOONGARCH64_R23:
  return PERF_REG_LOONGARCH_R23;
 case UNW_LOONGARCH64_R24:
  return PERF_REG_LOONGARCH_R24;
 case UNW_LOONGARCH64_R25:
  return PERF_REG_LOONGARCH_R25;
 case UNW_LOONGARCH64_R26:
  return PERF_REG_LOONGARCH_R26;
 case UNW_LOONGARCH64_R27:
  return PERF_REG_LOONGARCH_R27;
 case UNW_LOONGARCH64_R28:
  return PERF_REG_LOONGARCH_R28;
 case UNW_LOONGARCH64_R29:
  return PERF_REG_LOONGARCH_R29;
 case UNW_LOONGARCH64_R30:
  return PERF_REG_LOONGARCH_R30;
 case UNW_LOONGARCH64_R31:
  return PERF_REG_LOONGARCH_R31;
 case UNW_LOONGARCH64_PC:
  return PERF_REG_LOONGARCH_PC;
 default:
  pr_err("unwind: invalid reg id %d\n", regnum);
  return -EINVAL;
 }

 return -EINVAL;
}