forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
63 lines
1.9 KiB
63 lines
1.9 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
/* |
|
* dwarf-regs.c : Mapping of DWARF debug register numbers into register names. |
|
* |
|
* Written by: Masami Hiramatsu <[email protected]> |
|
*/ |
|
|
|
#include <debug.h> |
|
#include <dwarf-regs.h> |
|
#include <elf.h> |
|
#include <linux/kernel.h> |
|
|
|
#ifndef EM_AARCH64 |
|
#define EM_AARCH64 183 /* ARM 64 bit */ |
|
#endif |
|
|
|
/* Define const char * {arch}_register_tbl[] */ |
|
#define DEFINE_DWARF_REGSTR_TABLE |
|
#include "../arch/x86/include/dwarf-regs-table.h" |
|
#include "../arch/arm/include/dwarf-regs-table.h" |
|
#include "../arch/arm64/include/dwarf-regs-table.h" |
|
#include "../arch/sh/include/dwarf-regs-table.h" |
|
#include "../arch/powerpc/include/dwarf-regs-table.h" |
|
#include "../arch/s390/include/dwarf-regs-table.h" |
|
#include "../arch/sparc/include/dwarf-regs-table.h" |
|
#include "../arch/xtensa/include/dwarf-regs-table.h" |
|
#include "../arch/mips/include/dwarf-regs-table.h" |
|
|
|
#define __get_dwarf_regstr(tbl, n) (((n) < ARRAY_SIZE(tbl)) ? (tbl)[(n)] : NULL) |
|
|
|
/* Return architecture dependent register string (for kprobe-tracer) */ |
|
const char *get_dwarf_regstr(unsigned int n, unsigned int machine) |
|
{ |
|
switch (machine) { |
|
case EM_NONE: /* Generic arch - use host arch */ |
|
return get_arch_regstr(n); |
|
case EM_386: |
|
return __get_dwarf_regstr(x86_32_regstr_tbl, n); |
|
case EM_X86_64: |
|
return __get_dwarf_regstr(x86_64_regstr_tbl, n); |
|
case EM_ARM: |
|
return __get_dwarf_regstr(arm_regstr_tbl, n); |
|
case EM_AARCH64: |
|
return __get_dwarf_regstr(aarch64_regstr_tbl, n); |
|
case EM_SH: |
|
return __get_dwarf_regstr(sh_regstr_tbl, n); |
|
case EM_S390: |
|
return __get_dwarf_regstr(s390_regstr_tbl, n); |
|
case EM_PPC: |
|
case EM_PPC64: |
|
return __get_dwarf_regstr(powerpc_regstr_tbl, n); |
|
case EM_SPARC: |
|
case EM_SPARCV9: |
|
return __get_dwarf_regstr(sparc_regstr_tbl, n); |
|
case EM_XTENSA: |
|
return __get_dwarf_regstr(xtensa_regstr_tbl, n); |
|
case EM_MIPS: |
|
return __get_dwarf_regstr(mips_regstr_tbl, n); |
|
default: |
|
pr_err("ELF MACHINE %x is not supported.\n", machine); |
|
} |
|
return NULL; |
|
}
|
|
|