gdb/microblaze-tdep.h

   1 /* Target-dependent code for Xilinx MicroBlaze.
   2
   3    Copyright (C) 2009-2024 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   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.
  11
  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.
  16
  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/>.  */
  19
  20 #ifndef MICROBLAZE_TDEP_H
  21 #define MICROBLAZE_TDEP_H 1
  22
  23 #include "gdbarch.h"
  24
  25 /* Microblaze architecture-specific information.  */
  26 struct microblaze_gdbarch_tdep : gdbarch_tdep_base
  27 {
  28 };
  29
  30 /* Register numbers.  */
  31 enum microblaze_regnum
  32 {
  33   MICROBLAZE_R0_REGNUM,
  34   MICROBLAZE_R1_REGNUM, MICROBLAZE_SP_REGNUM = MICROBLAZE_R1_REGNUM,
  35   MICROBLAZE_R2_REGNUM,
  36   MICROBLAZE_R3_REGNUM, MICROBLAZE_RETVAL_REGNUM = MICROBLAZE_R3_REGNUM,
  37   MICROBLAZE_R4_REGNUM,
  38   MICROBLAZE_R5_REGNUM, MICROBLAZE_FIRST_ARGREG = MICROBLAZE_R5_REGNUM,
  39   MICROBLAZE_R6_REGNUM,
  40   MICROBLAZE_R7_REGNUM,
  41   MICROBLAZE_R8_REGNUM,
  42   MICROBLAZE_R9_REGNUM,
  43   MICROBLAZE_R10_REGNUM, MICROBLAZE_LAST_ARGREG = MICROBLAZE_R10_REGNUM,
  44   MICROBLAZE_R11_REGNUM,
  45   MICROBLAZE_R12_REGNUM,
  46   MICROBLAZE_R13_REGNUM,
  47   MICROBLAZE_R14_REGNUM,
  48   MICROBLAZE_R15_REGNUM,
  49   MICROBLAZE_R16_REGNUM,
  50   MICROBLAZE_R17_REGNUM,
  51   MICROBLAZE_R18_REGNUM,
  52   MICROBLAZE_R19_REGNUM,
  53   MICROBLAZE_R20_REGNUM,
  54   MICROBLAZE_R21_REGNUM,
  55   MICROBLAZE_R22_REGNUM,
  56   MICROBLAZE_R23_REGNUM,
  57   MICROBLAZE_R24_REGNUM,
  58   MICROBLAZE_R25_REGNUM,
  59   MICROBLAZE_R26_REGNUM,
  60   MICROBLAZE_R27_REGNUM,
  61   MICROBLAZE_R28_REGNUM,
  62   MICROBLAZE_R29_REGNUM,
  63   MICROBLAZE_R30_REGNUM,
  64   MICROBLAZE_R31_REGNUM,
  65   MICROBLAZE_PC_REGNUM,
  66   MICROBLAZE_MSR_REGNUM,
  67   MICROBLAZE_EAR_REGNUM,
  68   MICROBLAZE_ESR_REGNUM,
  69   MICROBLAZE_FSR_REGNUM,
  70   MICROBLAZE_BTR_REGNUM,
  71   MICROBLAZE_PVR0_REGNUM,
  72   MICROBLAZE_PVR1_REGNUM,
  73   MICROBLAZE_PVR2_REGNUM,
  74   MICROBLAZE_PVR3_REGNUM,
  75   MICROBLAZE_PVR4_REGNUM,
  76   MICROBLAZE_PVR5_REGNUM,
  77   MICROBLAZE_PVR6_REGNUM,
  78   MICROBLAZE_PVR7_REGNUM,
  79   MICROBLAZE_PVR8_REGNUM,
  80   MICROBLAZE_PVR9_REGNUM,
  81   MICROBLAZE_PVR10_REGNUM,
  82   MICROBLAZE_PVR11_REGNUM,
  83   MICROBLAZE_REDR_REGNUM,
  84   MICROBLAZE_RPID_REGNUM,
  85   MICROBLAZE_RZPR_REGNUM,
  86   MICROBLAZE_RTLBX_REGNUM,
  87   MICROBLAZE_RTLBSX_REGNUM,
  88   MICROBLAZE_RTLBLO_REGNUM,
  89   MICROBLAZE_RTLBHI_REGNUM,
  90   MICROBLAZE_SLR_REGNUM, MICROBLAZE_NUM_CORE_REGS = MICROBLAZE_SLR_REGNUM,
  91   MICROBLAZE_SHR_REGNUM,
  92   MICROBLAZE_NUM_REGS
  93 };
  94
  95 struct microblaze_frame_cache
  96 {
  97   /* Base address.  */
  98   CORE_ADDR base;
  99   CORE_ADDR pc;
 100
 101   /* Do we have a frame?  */
 102   int frameless_p;
 103
 104   /* Frame size.  */
 105   int framesize;
 106
 107   /* Frame register.  */
 108   int fp_regnum;
 109
 110   /* Offsets to saved registers.  */
 111   int register_offsets[MICROBLAZE_NUM_REGS];
 112
 113   /* Table of saved registers.  */
 114   struct trad_frame_saved_reg *saved_regs;
 115 };
 116 /* All registers are 32 bits.  */
 117 #define MICROBLAZE_REGISTER_SIZE 4
 118
 119 /* MICROBLAZE_BREAKPOINT defines the breakpoint that should be used.
 120    Only used for native debugging.  */
 121 #define MICROBLAZE_BREAKPOINT {0xb9, 0xcc, 0x00, 0x60}
 122
 123 #endif /* microblaze-tdep.h */