LXR linux/tools/perf/arch/csky/util/dwarf-regs.c

   1// SPDX-License-Identifier: GPL-2.0
   2// Copyright (C) 2019 Hangzhou C-SKY Microsystems co.,ltd.
   3// Mapping of DWARF debug register numbers into register names.
   4
   5#include <stddef.h>
   6#include <dwarf-regs.h>
   7
   8#if defined(__CSKYABIV2__)
   9#define CSKY_MAX_REGS 73
  10const char *csky_dwarf_regs_table[CSKY_MAX_REGS] = {
  11        /* r0 ~ r8 */
  12        "%a0", "%a1", "%a2", "%a3", "%regs0", "%regs1", "%regs2", "%regs3",
  13        /* r9 ~ r15 */
  14        "%regs4", "%regs5", "%regs6", "%regs7", "%regs8", "%regs9", "%sp",
  15        "%lr",
  16        /* r16 ~ r23 */
  17        "%exregs0", "%exregs1", "%exregs2", "%exregs3", "%exregs4",
  18        "%exregs5", "%exregs6", "%exregs7",
  19        /* r24 ~ r31 */
  20        "%exregs8", "%exregs9", "%exregs10", "%exregs11", "%exregs12",
  21        "%exregs13", "%exregs14", "%tls",
  22        "%pc", NULL, NULL, NULL, "%hi", "%lo", NULL, NULL,
  23        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  24        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  25        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  26        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  27        "%epc",
  28};
  29#else
  30#define CSKY_MAX_REGS 57
  31const char *csky_dwarf_regs_table[CSKY_MAX_REGS] = {
  32        /* r0 ~ r8 */
  33        "%sp", "%regs9", "%a0", "%a1", "%a2", "%a3", "%regs0", "%regs1",
  34        /* r9 ~ r15 */
  35        "%regs2", "%regs3", "%regs4", "%regs5", "%regs6", "%regs7", "%regs8",
  36        "%lr",
  37        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  38        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  39        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  40        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  41        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  42        "%epc",
  43};
  44#endif
  45
  46const char *get_arch_regstr(unsigned int n)
  47{
  48        return (n < CSKY_MAX_REGS) ? csky_dwarf_regs_table[n] : NULL;
  49}
  50