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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_DWARF_REGS_H_
#define _PERF_DWARF_REGS_H_
#include "annotate.h"
#include <elf.h>
#ifndef EM_AARCH64
#define EM_AARCH64 183 /* ARM 64 bit */
#endif
#ifndef EM_CSKY
#define EM_CSKY 252 /* C-SKY */
#endif
#ifndef EF_CSKY_ABIV1
#define EF_CSKY_ABIV1 0X10000000
#endif
#ifndef EF_CSKY_ABIV2
#define EF_CSKY_ABIV2 0X20000000
#endif
#ifndef EM_LOONGARCH
#define EM_LOONGARCH 258 /* LoongArch */
#endif
/* EM_HOST gives the ELF machine for host, EF_HOST gives additional flags. */
#if defined(__x86_64__)
#define EM_HOST EM_X86_64
#elif defined(__i386__)
#define EM_HOST EM_386
#elif defined(__aarch64__)
#define EM_HOST EM_AARCH64
#elif defined(__arm__)
#define EM_HOST EM_ARM
#elif defined(__alpha__)
#define EM_HOST EM_ALPHA
#elif defined(__arc__)
#define EM_HOST EM_ARC
#elif defined(__AVR__)
#define EM_HOST EM_AVR
#elif defined(__AVR32__)
#define EM_HOST EM_AVR32
#elif defined(__bfin__)
#define EM_HOST EM_BLACKFIN
#elif defined(__csky__)
#define EM_HOST EM_CSKY
#if defined(__CSKYABIV2__)
#define EF_HOST EF_CSKY_ABIV2
#else
#define EF_HOST EF_CSKY_ABIV1
#endif
#elif defined(__cris__)
#define EM_HOST EM_CRIS
#elif defined(__hppa__) // HP PA-RISC
#define EM_HOST EM_PARISC
#elif defined(__loongarch__)
#define EM_HOST EM_LOONGARCH
#elif defined(__mips__)
#define EM_HOST EM_MIPS
#elif defined(__m32r__)
#define EM_HOST EM_M32R
#elif defined(__microblaze__)
#define EM_HOST EM_MICROBLAZE
#elif defined(__MSP430__)
#define EM_HOST EM_MSP430
#elif defined(__powerpc64__)
#define EM_HOST EM_PPC64
#elif defined(__powerpc__)
#define EM_HOST EM_PPC
#elif defined(__riscv)
#define EM_HOST EM_RISCV
#elif defined(__s390x__)
#define EM_HOST EM_S390
#elif defined(__sh__)
#define EM_HOST EM_SH
#elif defined(__sparc64__) || defined(__sparc__)
#define EM_HOST EM_SPARC
#elif defined(__xtensa__)
#define EM_HOST EM_XTENSA
#else
/* Unknown host ELF machine type. */
#define EM_HOST EM_NONE
#endif
#if !defined(EF_HOST)
#define EF_HOST 0
#endif
#define DWARF_REG_PC 0xd3af9c /* random number */
#define DWARF_REG_FB 0xd3affb /* random number */
#ifdef HAVE_LIBDW_SUPPORT
const char *get_csky_regstr(unsigned int n, unsigned int flags);
/**
* get_dwarf_regstr() - Returns ftrace register string from DWARF regnum.
* @n: DWARF register number.
* @machine: ELF machine signature (EM_*).
* @flags: ELF flags for things like ABI differences.
*/
const char *get_dwarf_regstr(unsigned int n, unsigned int machine, unsigned int flags);
int get_x86_regnum(const char *name);
#if !defined(__x86_64__) && !defined(__i386__)
int get_arch_regnum(const char *name);
#endif
/*
* get_dwarf_regnum - Returns DWARF regnum from register name
* name: architecture register name
* machine: ELF machine signature (EM_*)
*/
int get_dwarf_regnum(const char *name, unsigned int machine, unsigned int flags);
void get_powerpc_regs(u32 raw_insn, int is_source, struct annotated_op_loc *op_loc);
#else /* HAVE_LIBDW_SUPPORT */
static inline int get_dwarf_regnum(const char *name __maybe_unused,
unsigned int machine __maybe_unused,
unsigned int flags __maybe_unused)
{
return -1;
}
static inline void get_powerpc_regs(u32 raw_insn __maybe_unused, int is_source __maybe_unused,
struct annotated_op_loc *op_loc __maybe_unused)
{
return;
}
#endif
#endif
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