perf_regs.h

Go to the documentation of this file.

/* 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_ARM_MAX) - 1)
#define PERF_REGS_MAX   PERF_REG_ARM_MAX
#define PERF_SAMPLE_REGS_ABI    PERF_SAMPLE_REGS_ABI_32

#define PERF_REG_IP PERF_REG_ARM_PC
#define PERF_REG_SP PERF_REG_ARM_SP

static inline const char *perf_reg_name(int id)
{
    switch (id) {
    case PERF_REG_ARM_R0:
        return "r0";
    case PERF_REG_ARM_R1:
        return "r1";
    case PERF_REG_ARM_R2:
        return "r2";
    case PERF_REG_ARM_R3:
        return "r3";
    case PERF_REG_ARM_R4:
        return "r4";
    case PERF_REG_ARM_R5:
        return "r5";
    case PERF_REG_ARM_R6:
        return "r6";
    case PERF_REG_ARM_R7:
        return "r7";
    case PERF_REG_ARM_R8:
        return "r8";
    case PERF_REG_ARM_R9:
        return "r9";
    case PERF_REG_ARM_R10:
        return "r10";
    case PERF_REG_ARM_FP:
        return "fp";
    case PERF_REG_ARM_IP:
        return "ip";
    case PERF_REG_ARM_SP:
        return "sp";
    case PERF_REG_ARM_LR:
        return "lr";
    case PERF_REG_ARM_PC:
        return "pc";
    default:
        return NULL;
    }

    return NULL;
}

#endif /* ARCH_PERF_REGS_H */