diff options
Diffstat (limited to 'gdb/symfile.h')
| -rw-r--r-- | gdb/symfile.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gdb/symfile.h b/gdb/symfile.h index b24acc1..4d08c71 100644 --- a/gdb/symfile.h +++ b/gdb/symfile.h @@ -85,6 +85,28 @@ struct section_addr_info } other[1]; }; +struct symfile_segment_data +{ + /* How many segments are present in this file. If there are + two, the text segment is the first one and the data segment + is the second one. */ + int num_segments; + + /* If NUM_SEGMENTS is greater than zero, the original base address + of each segment. */ + CORE_ADDR *segment_bases; + + /* If NUM_SEGMENTS is greater than zero, the memory size of each + segment. */ + CORE_ADDR *segment_sizes; + + /* If NUM_SEGMENTS is greater than zero, this is an array of entries + recording which segment contains each BFD section. It is + ordered by section index. A zero means that the section is not + in any segment. */ + int *segment_info; +}; + /* Structure to keep track of symbol reading functions for various object file types. */ @@ -131,6 +153,12 @@ struct sym_fns void (*sym_offsets) (struct objfile *, struct section_addr_info *); + /* This function produces a format-independent description of + the segments of ABFD. Each segment is a unit of the file + which may be relocated independently. */ + + struct symfile_segment_data *(*sym_segments) (bfd *abfd); + /* Finds the next struct sym_fns. They are allocated and initialized in whatever module implements the functions pointed to; an initializer calls add_symtab_fns to add them to the global @@ -146,6 +174,10 @@ struct sym_fns extern void default_symfile_offsets (struct objfile *objfile, struct section_addr_info *); +/* The default version of sym_fns.sym_segments for readers that don't + do anything special. */ + +extern struct symfile_segment_data *default_symfile_segments (bfd *abfd); extern void extend_psymbol_list (struct psymbol_allocation_list *, struct objfile *); @@ -313,6 +345,13 @@ extern void simple_overlay_update (struct obj_section *); extern bfd_byte *symfile_relocate_debug_section (bfd *abfd, asection *sectp, bfd_byte * buf); +extern int symfile_map_offsets_to_segments (bfd *, + struct symfile_segment_data *, + struct section_offsets *, + int, const CORE_ADDR *); +struct symfile_segment_data *get_symfile_segment_data (bfd *abfd); +void free_symfile_segment_data (struct symfile_segment_data *data); + /* From dwarf2read.c */ extern int dwarf2_has_info (struct objfile *); |