perf_regs.h

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/* 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_POWERPC_MAX) - 1)
#define PERF_REGS_MAX   PERF_REG_POWERPC_MAX
#ifdef __powerpc64__
    #define PERF_SAMPLE_REGS_ABI    PERF_SAMPLE_REGS_ABI_64
#else
    #define PERF_SAMPLE_REGS_ABI    PERF_SAMPLE_REGS_ABI_32
#endif

#define PERF_REG_IP     PERF_REG_POWERPC_NIP
#define PERF_REG_SP     PERF_REG_POWERPC_R1

static const char *reg_names[] = {
    [PERF_REG_POWERPC_R0] = "r0",
    [PERF_REG_POWERPC_R1] = "r1",
    [PERF_REG_POWERPC_R2] = "r2",
    [PERF_REG_POWERPC_R3] = "r3",
    [PERF_REG_POWERPC_R4] = "r4",
    [PERF_REG_POWERPC_R5] = "r5",
    [PERF_REG_POWERPC_R6] = "r6",
    [PERF_REG_POWERPC_R7] = "r7",
    [PERF_REG_POWERPC_R8] = "r8",
    [PERF_REG_POWERPC_R9] = "r9",
    [PERF_REG_POWERPC_R10] = "r10",
    [PERF_REG_POWERPC_R11] = "r11",
    [PERF_REG_POWERPC_R12] = "r12",
    [PERF_REG_POWERPC_R13] = "r13",
    [PERF_REG_POWERPC_R14] = "r14",
    [PERF_REG_POWERPC_R15] = "r15",
    [PERF_REG_POWERPC_R16] = "r16",
    [PERF_REG_POWERPC_R17] = "r17",
    [PERF_REG_POWERPC_R18] = "r18",
    [PERF_REG_POWERPC_R19] = "r19",
    [PERF_REG_POWERPC_R20] = "r20",
    [PERF_REG_POWERPC_R21] = "r21",
    [PERF_REG_POWERPC_R22] = "r22",
    [PERF_REG_POWERPC_R23] = "r23",
    [PERF_REG_POWERPC_R24] = "r24",
    [PERF_REG_POWERPC_R25] = "r25",
    [PERF_REG_POWERPC_R26] = "r26",
    [PERF_REG_POWERPC_R27] = "r27",
    [PERF_REG_POWERPC_R28] = "r28",
    [PERF_REG_POWERPC_R29] = "r29",
    [PERF_REG_POWERPC_R30] = "r30",
    [PERF_REG_POWERPC_R31] = "r31",
    [PERF_REG_POWERPC_NIP] = "nip",
    [PERF_REG_POWERPC_MSR] = "msr",
    [PERF_REG_POWERPC_ORIG_R3] = "orig_r3",
    [PERF_REG_POWERPC_CTR] = "ctr",
    [PERF_REG_POWERPC_LINK] = "link",
    [PERF_REG_POWERPC_XER] = "xer",
    [PERF_REG_POWERPC_CCR] = "ccr",
    [PERF_REG_POWERPC_SOFTE] = "softe",
    [PERF_REG_POWERPC_TRAP] = "trap",
    [PERF_REG_POWERPC_DAR] = "dar",
    [PERF_REG_POWERPC_DSISR] = "dsisr"
};

static inline const char *perf_reg_name(int id)
{
    return reg_names[id];
}
#endif /* ARCH_PERF_REGS_H */