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      1 /* Target-dependent code for Analog Devices Blackfin processor, for GDB.
      2 
      3    Copyright (C) 2005-2024 Free Software Foundation, Inc.
      4 
      5    Contributed by Analog Devices, Inc.
      6 
      7    This file is part of GDB.
      8 
      9    This program is free software; you can redistribute it and/or modify
     10    it under the terms of the GNU General Public License as published by
     11    the Free Software Foundation; either version 3 of the License, or
     12    (at your option) any later version.
     13 
     14    This program is distributed in the hope that it will be useful,
     15    but WITHOUT ANY WARRANTY; without even the implied warranty of
     16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     17    GNU General Public License for more details.
     18 
     19    You should have received a copy of the GNU General Public License
     20    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
     21 
     22 #ifndef GDB_BFIN_TDEP_H
     23 #define GDB_BFIN_TDEP_H
     24 
     25 #include "gdbarch.h"
     26 
     27 enum gdb_regnum {
     28   /* Core Registers */
     29   BFIN_R0_REGNUM = 0,
     30   BFIN_R1_REGNUM,
     31   BFIN_R2_REGNUM,
     32   BFIN_R3_REGNUM,
     33   BFIN_R4_REGNUM,
     34   BFIN_R5_REGNUM,
     35   BFIN_R6_REGNUM,
     36   BFIN_R7_REGNUM,
     37   BFIN_P0_REGNUM,
     38   BFIN_P1_REGNUM,
     39   BFIN_P2_REGNUM,
     40   BFIN_P3_REGNUM,
     41   BFIN_P4_REGNUM,
     42   BFIN_P5_REGNUM,
     43   BFIN_SP_REGNUM,
     44   BFIN_FP_REGNUM,
     45   BFIN_I0_REGNUM,
     46   BFIN_I1_REGNUM,
     47   BFIN_I2_REGNUM,
     48   BFIN_I3_REGNUM,
     49   BFIN_M0_REGNUM,
     50   BFIN_M1_REGNUM,
     51   BFIN_M2_REGNUM,
     52   BFIN_M3_REGNUM,
     53   BFIN_B0_REGNUM,
     54   BFIN_B1_REGNUM,
     55   BFIN_B2_REGNUM,
     56   BFIN_B3_REGNUM,
     57   BFIN_L0_REGNUM,
     58   BFIN_L1_REGNUM,
     59   BFIN_L2_REGNUM,
     60   BFIN_L3_REGNUM,
     61   BFIN_A0_DOT_X_REGNUM,
     62   BFIN_A0_DOT_W_REGNUM,
     63   BFIN_A1_DOT_X_REGNUM,
     64   BFIN_A1_DOT_W_REGNUM,
     65   BFIN_ASTAT_REGNUM,
     66   BFIN_RETS_REGNUM,
     67   BFIN_LC0_REGNUM,
     68   BFIN_LT0_REGNUM,
     69   BFIN_LB0_REGNUM,
     70   BFIN_LC1_REGNUM,
     71   BFIN_LT1_REGNUM,
     72   BFIN_LB1_REGNUM,
     73   BFIN_CYCLES_REGNUM,
     74   BFIN_CYCLES2_REGNUM,
     75   BFIN_USP_REGNUM,
     76   BFIN_SEQSTAT_REGNUM,
     77   BFIN_SYSCFG_REGNUM,
     78   BFIN_RETI_REGNUM,
     79   BFIN_RETX_REGNUM,
     80   BFIN_RETN_REGNUM,
     81   BFIN_RETE_REGNUM,
     82 
     83   /* Pseudo Registers managed remotely.  */
     84   BFIN_PC_REGNUM,
     85 
     86   /* Pseudo Registers managed locally.  */
     87   BFIN_CC_REGNUM
     88 };
     89 #define BFIN_NUM_REGS (BFIN_PC_REGNUM + 1)
     90 #define BFIN_NUM_PSEUDO_REGS (1)
     91 
     92 /* The ABIs for Blackfin.  */
     93 enum bfin_abi
     94 {
     95   BFIN_ABI_FLAT
     96 };
     97 
     98 /* Target-dependent structure in gdbarch.  */
     99 struct bfin_gdbarch_tdep : gdbarch_tdep_base
    100 {
    101   /* Which ABI is in use?  */
    102   enum bfin_abi bfin_abi {};
    103 };
    104 
    105 /* Return the Blackfin ABI associated with GDBARCH.  */
    106 extern enum bfin_abi bfin_abi (struct gdbarch *gdbarch);
    107 
    108 #endif /* GDB_BFIN_TDEP_H */
    109