gdb/features/aarch64-sme2.c

   1 /* Copyright (C) 2023-2024 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include "gdbsupport/tdesc.h"
  19
  20 /* This function is NOT auto generated from xml.  Create the AArch64 SME2
  21    feature into RESULT.
  22
  23    The ZT0 register is only available when the SME ZA register is
  24    available.  */
  25
  26 static int
  27 create_feature_aarch64_sme2 (struct target_desc *result, long regnum)
  28 {
  29   struct tdesc_feature *feature;
  30   tdesc_type *element_type;
  31
  32   feature = tdesc_create_feature (result, "org.gnu.gdb.aarch64.sme2");
  33
  34   /* Byte type.  */
  35   element_type = tdesc_named_type (feature, "uint8");
  36
  37   /* Vector of 64 bytes.  */
  38   element_type = tdesc_create_vector (feature, "sme2_bv", element_type, 64);
  39
  40   /* The following is the ZT0 register, with 512 bits (64 bytes).  */
  41   tdesc_create_reg (feature, "zt0", regnum++, 1, nullptr, 512, "sme2_bv");
  42   return regnum;
  43 }