gdb/amdgcn-rocm-tdep.h

   1 /* Target-dependent code the amdgcn architecture.
   2
   3    Copyright (C) 2019-2020 Free Software Foundation, Inc.
   4    Copyright (C) 2019-2020 Advanced Micro Devices, Inc. All rights reserved.
   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 AMDGCN_TDEP_H
  22 #define AMDGCN_TDEP_H
  23
  24 #include <gdbsupport/gdb_unique_ptr.h>
  25
  26 #include <unordered_map>
  27
  28 #include <amd-dbgapi.h>
  29
  30 /* Provide std::unordered_map::Hash for amd_dbgapi_register_id_t.  */
  31 struct register_id_hash
  32 {
  33   size_t
  34   operator() (const amd_dbgapi_register_id_t &register_id) const
  35   {
  36     return std::hash<decltype (register_id.handle)> () (register_id.handle);
  37   }
  38 };
  39
  40 /* Provide std::unordered_map::Equal for amd_dbgapi_register_id_t.  */
  41 struct register_id_equal_to
  42 {
  43   bool
  44   operator() (const amd_dbgapi_register_id_t &lhs,
  45               const amd_dbgapi_register_id_t &rhs) const
  46   {
  47     return std::equal_to<decltype (lhs.handle)> () (lhs.handle, rhs.handle);
  48   }
  49 };
  50
  51 /* amdgcn architecture specific information.  */
  52 struct gdbarch_tdep
  53 {
  54   /* This architecture's breakpoint instruction.  */
  55   gdb::unique_xmalloc_ptr<gdb_byte> breakpoint_instruction_bytes;
  56   size_t breakpoint_instruction_size;
  57
  58   /* A vector of register_ids indexed by their equivalent gdb regnum.  */
  59   std::vector<amd_dbgapi_register_id_t> register_ids;
  60   /* A vector of register names indexed by their equivalent gdb regnum.  */
  61   std::vector<std::string> register_names;
  62   /* A map of gdb regnums keyed by they equivalent register_id.  */
  63   std::unordered_map<amd_dbgapi_register_id_t, int, register_id_hash,
  64                      register_id_equal_to>
  65       regnum_map;
  66   /* A map of register_class_ids keyed by their name.  */
  67   std::unordered_map<std::string, amd_dbgapi_register_class_id_t>
  68       register_class_map;
  69   /* A cache of vector types.  */
  70   std::unordered_map<std::string, struct type *> vector_type_map;
  71 };
  72
  73 #endif /* amdgcn-rocm-tdep.h */