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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2016 Chandan Kumar, IBM Corporation.
*/
#include <errno.h>
#include <libunwind.h>
#include <asm/perf_regs.h>
#include "../../util/unwind.h"
#include "../../util/debug.h"
int libunwind__arch_reg_id(int regnum)
{
switch (regnum) {
case UNW_PPC64_R0:
return PERF_REG_POWERPC_R0;
case UNW_PPC64_R1:
return PERF_REG_POWERPC_R1;
case UNW_PPC64_R2:
return PERF_REG_POWERPC_R2;
case UNW_PPC64_R3:
return PERF_REG_POWERPC_R3;
case UNW_PPC64_R4:
return PERF_REG_POWERPC_R4;
case UNW_PPC64_R5:
return PERF_REG_POWERPC_R5;
case UNW_PPC64_R6:
return PERF_REG_POWERPC_R6;
case UNW_PPC64_R7:
return PERF_REG_POWERPC_R7;
case UNW_PPC64_R8:
return PERF_REG_POWERPC_R8;
case UNW_PPC64_R9:
return PERF_REG_POWERPC_R9;
case UNW_PPC64_R10:
return PERF_REG_POWERPC_R10;
case UNW_PPC64_R11:
return PERF_REG_POWERPC_R11;
case UNW_PPC64_R12:
return PERF_REG_POWERPC_R12;
case UNW_PPC64_R13:
return PERF_REG_POWERPC_R13;
case UNW_PPC64_R14:
return PERF_REG_POWERPC_R14;
case UNW_PPC64_R15:
return PERF_REG_POWERPC_R15;
case UNW_PPC64_R16:
return PERF_REG_POWERPC_R16;
case UNW_PPC64_R17:
return PERF_REG_POWERPC_R17;
case UNW_PPC64_R18:
return PERF_REG_POWERPC_R18;
case UNW_PPC64_R19:
return PERF_REG_POWERPC_R19;
case UNW_PPC64_R20:
return PERF_REG_POWERPC_R20;
case UNW_PPC64_R21:
return PERF_REG_POWERPC_R21;
case UNW_PPC64_R22:
return PERF_REG_POWERPC_R22;
case UNW_PPC64_R23:
return PERF_REG_POWERPC_R23;
case UNW_PPC64_R24:
return PERF_REG_POWERPC_R24;
case UNW_PPC64_R25:
return PERF_REG_POWERPC_R25;
case UNW_PPC64_R26:
return PERF_REG_POWERPC_R26;
case UNW_PPC64_R27:
return PERF_REG_POWERPC_R27;
case UNW_PPC64_R28:
return PERF_REG_POWERPC_R28;
case UNW_PPC64_R29:
return PERF_REG_POWERPC_R29;
case UNW_PPC64_R30:
return PERF_REG_POWERPC_R30;
case UNW_PPC64_R31:
return PERF_REG_POWERPC_R31;
case UNW_PPC64_LR:
return PERF_REG_POWERPC_LINK;
case UNW_PPC64_CTR:
return PERF_REG_POWERPC_CTR;
case UNW_PPC64_XER:
return PERF_REG_POWERPC_XER;
case UNW_PPC64_NIP:
return PERF_REG_POWERPC_NIP;
default:
pr_err("unwind: invalid reg id %d\n", regnum);
return -EINVAL;
}
return -EINVAL;
}
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