gdb/nds32-tdep.h

   1 /* Target-dependent code for the NDS32 architecture, for GDB.
   2
   3    Copyright (C) 2013-2023 Free Software Foundation, Inc.
   4    Contributed by Andes Technology Corporation.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef NDS32_TDEP_H
  22 #define NDS32_TDEP_H
  23
  24 #include "gdbarch.h"
  25
  26 enum nds32_regnum
  27 {
  28   /* General purpose registers.  */
  29   NDS32_R0_REGNUM = 0,
  30   NDS32_R5_REGNUM = 5,
  31   NDS32_TA_REGNUM = 15,         /* Temporary register.  */
  32   NDS32_FP_REGNUM = 28,         /* Frame pointer.  */
  33   NDS32_GP_REGNUM = 29,         /* Global pointer.  */
  34   NDS32_LP_REGNUM = 30,         /* Link pointer.  */
  35   NDS32_SP_REGNUM = 31,         /* Stack pointer.  */
  36
  37   NDS32_PC_REGNUM = 32,         /* Program counter.  */
  38
  39   NDS32_NUM_REGS,
  40
  41   /* The first double precision floating-point register.  */
  42   NDS32_FD0_REGNUM = NDS32_NUM_REGS,
  43 };
  44
  45 struct nds32_gdbarch_tdep : gdbarch_tdep_base
  46 {
  47   /* The guessed FPU configuration.  */
  48   int fpu_freg = 0;
  49   /* FSRs are defined as pseudo registers.  */
  50   int use_pseudo_fsrs = 0;
  51   /* Cached regnum of the first FSR (FS0).  */
  52   int fs0_regnum = 0;
  53   /* ELF ABI info.  */
  54   int elf_abi = 0;
  55 };
  56 #endif /* NDS32_TDEP_H */