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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);
#ifndef HAVE_ARCH_X86_64_SUPPORT
#define PERF_REGS_MASK ((1ULL << PERF_REG_X86_32_MAX) - 1)
#define PERF_REGS_MAX PERF_REG_X86_32_MAX
#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_32
#else
#define REG_NOSUPPORT ((1ULL << PERF_REG_X86_DS) | \
(1ULL << PERF_REG_X86_ES) | \
(1ULL << PERF_REG_X86_FS) | \
(1ULL << PERF_REG_X86_GS))
#define PERF_REGS_MASK (((1ULL << PERF_REG_X86_64_MAX) - 1) & ~REG_NOSUPPORT)
#define PERF_REGS_MAX PERF_REG_X86_64_MAX
#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_64
#endif
#define PERF_REG_IP PERF_REG_X86_IP
#define PERF_REG_SP PERF_REG_X86_SP
static inline const char *perf_reg_name(int id)
{
switch (id) {
case PERF_REG_X86_AX:
return "AX";
case PERF_REG_X86_BX:
return "BX";
case PERF_REG_X86_CX:
return "CX";
case PERF_REG_X86_DX:
return "DX";
case PERF_REG_X86_SI:
return "SI";
case PERF_REG_X86_DI:
return "DI";
case PERF_REG_X86_BP:
return "BP";
case PERF_REG_X86_SP:
return "SP";
case PERF_REG_X86_IP:
return "IP";
case PERF_REG_X86_FLAGS:
return "FLAGS";
case PERF_REG_X86_CS:
return "CS";
case PERF_REG_X86_SS:
return "SS";
case PERF_REG_X86_DS:
return "DS";
case PERF_REG_X86_ES:
return "ES";
case PERF_REG_X86_FS:
return "FS";
case PERF_REG_X86_GS:
return "GS";
#ifdef HAVE_ARCH_X86_64_SUPPORT
case PERF_REG_X86_R8:
return "R8";
case PERF_REG_X86_R9:
return "R9";
case PERF_REG_X86_R10:
return "R10";
case PERF_REG_X86_R11:
return "R11";
case PERF_REG_X86_R12:
return "R12";
case PERF_REG_X86_R13:
return "R13";
case PERF_REG_X86_R14:
return "R14";
case PERF_REG_X86_R15:
return "R15";
#endif /* HAVE_ARCH_X86_64_SUPPORT */
default:
return NULL;
}
return NULL;
}
#endif /* ARCH_PERF_REGS_H */
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