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      1 /* Header file to load module for 'compile' command.
      2    Copyright (C) 2014-2024 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 GDB_COMPILE_COMPILE_OBJECT_LOAD_H
     18 #define GDB_COMPILE_COMPILE_OBJECT_LOAD_H
     19 
     20 #include "compile-internal.h"
     21 #include "compile.h"
     22 #include <list>
     23 
     24 struct munmap_list
     25 {
     26 public:
     27 
     28   munmap_list () = default;
     29   ~munmap_list ();
     30 
     31   DISABLE_COPY_AND_ASSIGN (munmap_list);
     32 
     33   munmap_list &operator= (munmap_list &&) = default;
     34   munmap_list (munmap_list &&) = default;
     35 
     36   /* Add a region to the list.  */
     37   void add (CORE_ADDR addr, CORE_ADDR size);
     38 
     39 private:
     40 
     41   /* Track inferior memory reserved by inferior mmap.  */
     42 
     43   struct munmap_item
     44   {
     45     CORE_ADDR addr, size;
     46   };
     47 
     48   std::vector<munmap_item> items;
     49 };
     50 
     51 struct compile_module
     52 {
     53   compile_module () = default;
     54 
     55   DISABLE_COPY_AND_ASSIGN (compile_module);
     56 
     57   compile_module &operator= (compile_module &&other) = default;
     58   compile_module (compile_module &&other) = default;
     59 
     60   /* objfile for the compiled module.  */
     61   struct objfile *objfile;
     62 
     63   /* .c file OBJFILE was built from.  */
     64   std::string source_file;
     65 
     66   /* Inferior function GCC_FE_WRAPPER_FUNCTION.  */
     67   struct symbol *func_sym;
     68 
     69   /* Inferior registers address or NULL if the inferior function does not
     70      require any.  */
     71   CORE_ADDR regs_addr;
     72 
     73   /* The "scope" of this compilation.  */
     74   enum compile_i_scope_types scope;
     75 
     76   /* User data for SCOPE in use.  */
     77   void *scope_data;
     78 
     79   /* Inferior parameter out value type or NULL if the inferior function does not
     80      have one.  */
     81   struct type *out_value_type;
     82 
     83   /* If the inferior function has an out value, this is its address.
     84      Otherwise it is zero.  */
     85   CORE_ADDR out_value_addr;
     86 
     87   /* Track inferior memory reserved by inferior mmap.  */
     88   struct munmap_list munmap_list;
     89 };
     90 
     91 /* A unique pointer for a compile_module.  */
     92 typedef std::unique_ptr<compile_module> compile_module_up;
     93 
     94 extern compile_module_up compile_object_load
     95   (const compile_file_names &fnames,
     96    enum compile_i_scope_types scope, void *scope_data);
     97 
     98 #endif /* GDB_COMPILE_COMPILE_OBJECT_LOAD_H */
     99