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| // 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_ARM_R0:
| return PERF_REG_ARM_R0;
| case UNW_ARM_R1:
| return PERF_REG_ARM_R1;
| case UNW_ARM_R2:
| return PERF_REG_ARM_R2;
| case UNW_ARM_R3:
| return PERF_REG_ARM_R3;
| case UNW_ARM_R4:
| return PERF_REG_ARM_R4;
| case UNW_ARM_R5:
| return PERF_REG_ARM_R5;
| case UNW_ARM_R6:
| return PERF_REG_ARM_R6;
| case UNW_ARM_R7:
| return PERF_REG_ARM_R7;
| case UNW_ARM_R8:
| return PERF_REG_ARM_R8;
| case UNW_ARM_R9:
| return PERF_REG_ARM_R9;
| case UNW_ARM_R10:
| return PERF_REG_ARM_R10;
| case UNW_ARM_R11:
| return PERF_REG_ARM_FP;
| case UNW_ARM_R12:
| return PERF_REG_ARM_IP;
| case UNW_ARM_R13:
| return PERF_REG_ARM_SP;
| case UNW_ARM_R14:
| return PERF_REG_ARM_LR;
| case UNW_ARM_R15:
| return PERF_REG_ARM_PC;
| default:
| pr_err("unwind: invalid reg id %d\n", regnum);
| return -EINVAL;
| }
|
| return -EINVAL;
| }
|
|
