gdb/compile/compile-object-load.h

   1 /* Header file to load module for 'compile' command.
   2    Copyright (C) 2014-2020 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 #ifndef COMPILE_COMPILE_OBJECT_LOAD_H
  18 #define COMPILE_COMPILE_OBJECT_LOAD_H
  19
  20 #include "compile-internal.h"
  21 #include <list>
  22
  23 struct munmap_list
  24 {
  25 public:
  26
  27   munmap_list () = default;
  28   ~munmap_list ();
  29
  30   DISABLE_COPY_AND_ASSIGN (munmap_list);
  31
  32   munmap_list &operator= (munmap_list &&) = default;
  33
  34   /* Add a region to the list.  */
  35   void add (CORE_ADDR addr, CORE_ADDR size);
  36
  37 private:
  38
  39   /* Track inferior memory reserved by inferior mmap.  */
  40
  41   struct munmap_item
  42   {
  43     CORE_ADDR addr, size;
  44   };
  45
  46   std::vector<munmap_item> items;
  47 };
  48
  49 struct compile_module
  50 {
  51   compile_module () = default;
  52
  53   DISABLE_COPY_AND_ASSIGN (compile_module);
  54
  55   compile_module &operator= (compile_module &&other) = default;
  56   compile_module (compile_module &&other) = default;
  57
  58   /* objfile for the compiled module.  */
  59   struct objfile *objfile;
  60
  61   /* .c file OBJFILE was built from.  */
  62   std::string source_file;
  63
  64   /* Inferior function GCC_FE_WRAPPER_FUNCTION.  */
  65   struct symbol *func_sym;
  66
  67   /* Inferior registers address or NULL if the inferior function does not
  68      require any.  */
  69   CORE_ADDR regs_addr;
  70
  71   /* The "scope" of this compilation.  */
  72   enum compile_i_scope_types scope;
  73
  74   /* User data for SCOPE in use.  */
  75   void *scope_data;
  76
  77   /* Inferior parameter out value type or NULL if the inferior function does not
  78      have one.  */
  79   struct type *out_value_type;
  80
  81   /* If the inferior function has an out value, this is its address.
  82      Otherwise it is zero.  */
  83   CORE_ADDR out_value_addr;
  84
  85   /* Track inferior memory reserved by inferior mmap.  */
  86   struct munmap_list munmap_list;
  87 };
  88
  89 /* A unique pointer for a compile_module.  */
  90 typedef std::unique_ptr<compile_module> compile_module_up;
  91
  92 extern compile_module_up compile_object_load
  93   (const compile_file_names &fnames,
  94    enum compile_i_scope_types scope, void *scope_data);
  95
  96 #endif /* COMPILE_COMPILE_OBJECT_LOAD_H */