root/tools/perf/arch/sparc/util/dwarf-regs.c

DEFINITIONS

1. get_arch_regstr

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Mapping of DWARF debug register numbers into register names.
   4  *
   5  * Copyright (C) 2010 David S. Miller <davem@davemloft.net>
   6  */
   7 
   8 #include <stddef.h>
   9 #include <dwarf-regs.h>
  10 
  11 #define SPARC_MAX_REGS  96
  12 
  13 const char *sparc_regs_table[SPARC_MAX_REGS] = {
  14         "%g0", "%g1", "%g2", "%g3", "%g4", "%g5", "%g6", "%g7",
  15         "%o0", "%o1", "%o2", "%o3", "%o4", "%o5", "%sp", "%o7",
  16         "%l0", "%l1", "%l2", "%l3", "%l4", "%l5", "%l6", "%l7",
  17         "%i0", "%i1", "%i2", "%i3", "%i4", "%i5", "%fp", "%i7",
  18         "%f0", "%f1", "%f2", "%f3", "%f4", "%f5", "%f6", "%f7",
  19         "%f8", "%f9", "%f10", "%f11", "%f12", "%f13", "%f14", "%f15",
  20         "%f16", "%f17", "%f18", "%f19", "%f20", "%f21", "%f22", "%f23",
  21         "%f24", "%f25", "%f26", "%f27", "%f28", "%f29", "%f30", "%f31",
  22         "%f32", "%f33", "%f34", "%f35", "%f36", "%f37", "%f38", "%f39",
  23         "%f40", "%f41", "%f42", "%f43", "%f44", "%f45", "%f46", "%f47",
  24         "%f48", "%f49", "%f50", "%f51", "%f52", "%f53", "%f54", "%f55",
  25         "%f56", "%f57", "%f58", "%f59", "%f60", "%f61", "%f62", "%f63",
  26 };
  27 
  28 /**
  29  * get_arch_regstr() - lookup register name from it's DWARF register number
  30  * @n:  the DWARF register number
  31  *
  32  * get_arch_regstr() returns the name of the register in struct
  33  * regdwarfnum_table from it's DWARF register number. If the register is not
  34  * found in the table, this returns NULL;
  35  */
  36 const char *get_arch_regstr(unsigned int n)
  37 {
  38         return (n < SPARC_MAX_REGS) ? sparc_regs_table[n] : NULL;
  39 }