gdb/arm-fbsd-tdep.h

   1 /* FreeBSD/arm target support, prototypes.
   2
   3    Copyright (C) 2017-2024 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 ARM_FBSD_TDEP_H
  21 #define ARM_FBSD_TDEP_H
  22
  23 #include "regset.h"
  24
  25 /* The general-purpose regset consists of 13 R registers, plus SP, LR,
  26    PC, and CPSR registers.  */
  27 #define ARM_FBSD_SIZEOF_GREGSET  (17 * 4)
  28
  29 /* The TLS regset consists of a single register.  */
  30 #define ARM_FBSD_SIZEOF_TLSREGSET       (4)
  31
  32 /* The VFP regset consists of 32 D registers plus FPSCR, and the whole
  33    structure is padded to 64-bit alignment.  */
  34 #define ARM_FBSD_SIZEOF_VFPREGSET       (33 * 8)
  35
  36 extern const struct regset arm_fbsd_gregset;
  37 extern const struct regset arm_fbsd_vfpregset;
  38 extern const struct regset arm_fbsd_tls_regset;
  39
  40 /* Flags passed in AT_HWCAP. */
  41 #define HWCAP_VFP               0x00000040
  42 #define HWCAP_NEON              0x00001000
  43 #define HWCAP_VFPv3             0x00002000
  44 #define HWCAP_VFPD32            0x00080000
  45
  46 /* Lookup a target description based on the AT_HWCAP value in the auxv data
  47    AUXV.  */
  48
  49 extern const struct target_desc *
  50   arm_fbsd_read_description_auxv (const std::optional<gdb::byte_vector> &auxv,
  51                                   target_ops *target, gdbarch *gdbarch,
  52                                   bool tls);
  53
  54 /* Same as the above, but read the auxv data from the current inferior.  */
  55
  56 extern const struct target_desc *
  57   arm_fbsd_read_description_auxv (bool tls);
  58
  59 #endif /* ARM_FBSD_TDEP_H */