gdb/sparc64-nat.c - gdb

Functions defined

Source code

  1. /* Native-dependent code for GNU/Linux UltraSPARC.

  3.    Copyright (C) 2003-2015 Free Software Foundation, Inc.

  5.    This file is part of GDB.

  7.    This program is free software; you can redistribute it and/or modify
  8.    it under the terms of the GNU General Public License as published by
  9.    the Free Software Foundation; either version 3 of the License, or
  10.    (at your option) any later version.

  12.    This program is distributed in the hope that it will be useful,
  13.    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15.    GNU General Public License for more details.

  17.    You should have received a copy of the GNU General Public License
  18.    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

  20. #include "defs.h"
  21. #include "gdbarch.h"

  23. #include "sparc64-tdep.h"
  24. #include "sparc-nat.h"

  26. /* Determine whether `gregset_t' contains register REGNUM.  */

  28. static int
  29. ‌sparc64_gregset_supplies_p (struct gdbarch *gdbarch, int regnum)
  30. {
  31.   if (gdbarch_ptr_bit (gdbarch) == 32)
  32.     return sparc32_gregset_supplies_p (gdbarch, regnum);

  34.   /* Integer registers.  */
  35.   if ((regnum >= SPARC_G1_REGNUM && regnum <= SPARC_G7_REGNUM)
  36.       || (regnum >= SPARC_O0_REGNUM && regnum <= SPARC_O7_REGNUM)
  37.       || (regnum >= SPARC_L0_REGNUM && regnum <= SPARC_L7_REGNUM)
  38.       || (regnum >= SPARC_I0_REGNUM && regnum <= SPARC_I7_REGNUM))
  39.     return 1;

  41.   /* Control registers.  */
  42.   if (regnum == SPARC64_PC_REGNUM
  43.       || regnum == SPARC64_NPC_REGNUM
  44.       || regnum == SPARC64_STATE_REGNUM
  45.       || regnum == SPARC64_Y_REGNUM
  46.       || regnum == SPARC64_FPRS_REGNUM)
  47.     return 1;

  49.   return 0;
  50. }

  52. /* Determine whether `fpregset_t' contains register REGNUM.  */

  54. static int
  55. ‌sparc64_fpregset_supplies_p (struct gdbarch *gdbarch, int regnum)
  56. {
  57.   if (gdbarch_ptr_bit (gdbarch) == 32)
  58.     return sparc32_fpregset_supplies_p (gdbarch, regnum);

  60.   /* Floating-point registers.  */
  61.   if ((regnum >= SPARC_F0_REGNUM && regnum <= SPARC_F31_REGNUM)
  62.       || (regnum >= SPARC64_F32_REGNUM && regnum <= SPARC64_F62_REGNUM))
  63.     return 1;

  65.   /* Control registers.  */
  66.   if (regnum == SPARC64_FSR_REGNUM)
  67.     return 1;

  69.   return 0;
  70. }


  73. /* Provide a prototype to silence -Wmissing-prototypes.  */
  74. void _initialize_sparc64_nat (void);

  76. void
  77. ‌_initialize_sparc64_nat (void)
  78. {
  79.   sparc_supply_gregset = sparc64_supply_gregset;
  80.   sparc_collect_gregset = sparc64_collect_gregset;
  81.   sparc_supply_fpregset = sparc64_supply_fpregset;
  82.   sparc_collect_fpregset = sparc64_collect_fpregset;
  83.   sparc_gregset_supplies_p = sparc64_gregset_supplies_p;
  84.   sparc_fpregset_supplies_p = sparc64_fpregset_supplies_p;
  85. }