mirror of
https://github.com/torvalds/linux.git
synced 2024-11-16 17:12:06 +00:00
fb71c86cc8
Check that it is not needed and remove, fixing up some fallout for places where it was only serving to get something else. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lkml.kernel.org/n/tip-9h6dg6lsqe2usyqjh5rrues4@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* dwarf-regs.c : Mapping of DWARF debug register numbers into register names.
|
|
*
|
|
* Written by: Masami Hiramatsu <mhiramat@kernel.org>
|
|
*/
|
|
|
|
#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"
|
|
|
|
#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);
|
|
default:
|
|
pr_err("ELF MACHINE %x is not supported.\n", machine);
|
|
}
|
|
return NULL;
|
|
}
|