// OBSOLETE /* Read apollo DST symbol tables and convert to internal format, for GDB. // OBSOLETE Contributed by Troy Rollo, University of NSW (troy@cbme.unsw.edu.au). // OBSOLETE Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 // OBSOLETE Free Software Foundation, Inc. // OBSOLETE // OBSOLETE This file is part of GDB. // OBSOLETE // OBSOLETE This program is free software; you can redistribute it and/or modify // OBSOLETE it under the terms of the GNU General Public License as published by // OBSOLETE the Free Software Foundation; either version 2 of the License, or // OBSOLETE (at your option) any later version. // OBSOLETE // OBSOLETE This program is distributed in the hope that it will be useful, // OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of // OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // OBSOLETE GNU General Public License for more details. // OBSOLETE // OBSOLETE You should have received a copy of the GNU General Public License // OBSOLETE along with this program; if not, write to the Free Software // OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, // OBSOLETE Boston, MA 02111-1307, USA. */ // OBSOLETE // OBSOLETE #include "defs.h" // OBSOLETE #include "symtab.h" // OBSOLETE #include "gdbtypes.h" // OBSOLETE #include "breakpoint.h" // OBSOLETE #include "bfd.h" // OBSOLETE #include "symfile.h" // OBSOLETE #include "objfiles.h" // OBSOLETE #include "buildsym.h" // OBSOLETE #include "gdb_obstack.h" // OBSOLETE // OBSOLETE #include "gdb_string.h" // OBSOLETE // OBSOLETE #include "dst.h" // OBSOLETE // OBSOLETE CORE_ADDR cur_src_start_addr, cur_src_end_addr; // OBSOLETE dst_sec blocks_info, lines_info, symbols_info; // OBSOLETE // OBSOLETE /* Vector of line number information. */ // OBSOLETE // OBSOLETE static struct linetable *line_vector; // OBSOLETE // OBSOLETE /* Index of next entry to go in line_vector_index. */ // OBSOLETE // OBSOLETE static int line_vector_index; // OBSOLETE // OBSOLETE /* Last line number recorded in the line vector. */ // OBSOLETE // OBSOLETE static int prev_line_number; // OBSOLETE // OBSOLETE /* Number of elements allocated for line_vector currently. */ // OBSOLETE // OBSOLETE static int line_vector_length; // OBSOLETE // OBSOLETE static int init_dst_sections (int); // OBSOLETE // OBSOLETE static void read_dst_symtab (struct objfile *); // OBSOLETE // OBSOLETE static void find_dst_sections (bfd *, sec_ptr, PTR); // OBSOLETE // OBSOLETE static void dst_symfile_init (struct objfile *); // OBSOLETE // OBSOLETE static void dst_new_init (struct objfile *); // OBSOLETE // OBSOLETE static void dst_symfile_read (struct objfile *, int); // OBSOLETE // OBSOLETE static void dst_symfile_finish (struct objfile *); // OBSOLETE // OBSOLETE static void dst_end_symtab (struct objfile *); // OBSOLETE // OBSOLETE static void complete_symtab (char *, CORE_ADDR, unsigned int); // OBSOLETE // OBSOLETE static void dst_start_symtab (void); // OBSOLETE // OBSOLETE static void dst_record_line (int, CORE_ADDR); // OBSOLETE // OBSOLETE /* Manage the vector of line numbers. */ // OBSOLETE /* FIXME: Use record_line instead. */ // OBSOLETE // OBSOLETE static void // OBSOLETE dst_record_line (int line, CORE_ADDR pc) // OBSOLETE { // OBSOLETE struct linetable_entry *e; // OBSOLETE /* Make sure line vector is big enough. */ // OBSOLETE // OBSOLETE if (line_vector_index + 2 >= line_vector_length) // OBSOLETE { // OBSOLETE line_vector_length *= 2; // OBSOLETE line_vector = (struct linetable *) // OBSOLETE xrealloc ((char *) line_vector, sizeof (struct linetable) // OBSOLETE + (line_vector_length // OBSOLETE * sizeof (struct linetable_entry))); // OBSOLETE } // OBSOLETE // OBSOLETE e = line_vector->item + line_vector_index++; // OBSOLETE e->line = line; // OBSOLETE e->pc = pc; // OBSOLETE } // OBSOLETE // OBSOLETE /* Start a new symtab for a new source file. // OBSOLETE It indicates the start of data for one original source file. */ // OBSOLETE /* FIXME: use start_symtab, like coffread.c now does. */ // OBSOLETE // OBSOLETE static void // OBSOLETE dst_start_symtab (void) // OBSOLETE { // OBSOLETE /* Initialize the source file line number information for this file. */ // OBSOLETE // OBSOLETE if (line_vector) /* Unlikely, but maybe possible? */ // OBSOLETE xfree (line_vector); // OBSOLETE line_vector_index = 0; // OBSOLETE line_vector_length = 1000; // OBSOLETE prev_line_number = -2; /* Force first line number to be explicit */ // OBSOLETE line_vector = (struct linetable *) // OBSOLETE xmalloc (sizeof (struct linetable) // OBSOLETE + line_vector_length * sizeof (struct linetable_entry)); // OBSOLETE } // OBSOLETE // OBSOLETE /* Save the vital information from when starting to read a file, // OBSOLETE for use when closing off the current file. // OBSOLETE NAME is the file name the symbols came from, START_ADDR is the first // OBSOLETE text address for the file, and SIZE is the number of bytes of text. */ // OBSOLETE // OBSOLETE static void // OBSOLETE complete_symtab (char *name, CORE_ADDR start_addr, unsigned int size) // OBSOLETE { // OBSOLETE last_source_file = savestring (name, strlen (name)); // OBSOLETE cur_src_start_addr = start_addr; // OBSOLETE cur_src_end_addr = start_addr + size; // OBSOLETE // OBSOLETE if (current_objfile->ei.entry_point >= cur_src_start_addr && // OBSOLETE current_objfile->ei.entry_point < cur_src_end_addr) // OBSOLETE { // OBSOLETE current_objfile->ei.entry_file_lowpc = cur_src_start_addr; // OBSOLETE current_objfile->ei.entry_file_highpc = cur_src_end_addr; // OBSOLETE } // OBSOLETE } // OBSOLETE // OBSOLETE /* Finish the symbol definitions for one main source file, // OBSOLETE close off all the lexical contexts for that file // OBSOLETE (creating struct block's for them), then make the // OBSOLETE struct symtab for that file and put it in the list of all such. */ // OBSOLETE /* FIXME: Use end_symtab, like coffread.c now does. */ // OBSOLETE // OBSOLETE static void // OBSOLETE dst_end_symtab (struct objfile *objfile) // OBSOLETE { // OBSOLETE register struct symtab *symtab; // OBSOLETE register struct blockvector *blockvector; // OBSOLETE register struct linetable *lv; // OBSOLETE // OBSOLETE /* Create the blockvector that points to all the file's blocks. */ // OBSOLETE // OBSOLETE blockvector = make_blockvector (objfile); // OBSOLETE // OBSOLETE /* Now create the symtab object for this source file. */ // OBSOLETE symtab = allocate_symtab (last_source_file, objfile); // OBSOLETE // OBSOLETE /* Fill in its components. */ // OBSOLETE symtab->blockvector = blockvector; // OBSOLETE symtab->free_code = free_linetable; // OBSOLETE symtab->free_ptr = 0; // OBSOLETE symtab->filename = last_source_file; // OBSOLETE symtab->dirname = NULL; // OBSOLETE symtab->debugformat = obsavestring ("Apollo DST", 10, // OBSOLETE &objfile->symbol_obstack); // OBSOLETE lv = line_vector; // OBSOLETE lv->nitems = line_vector_index; // OBSOLETE symtab->linetable = (struct linetable *) // OBSOLETE xrealloc ((char *) lv, (sizeof (struct linetable) // OBSOLETE + lv->nitems * sizeof (struct linetable_entry))); // OBSOLETE // OBSOLETE free_named_symtabs (symtab->filename); // OBSOLETE // OBSOLETE /* Reinitialize for beginning of new file. */ // OBSOLETE line_vector = 0; // OBSOLETE line_vector_length = -1; // OBSOLETE last_source_file = NULL; // OBSOLETE } // OBSOLETE // OBSOLETE /* dst_symfile_init () // OBSOLETE is the dst-specific initialization routine for reading symbols. // OBSOLETE // OBSOLETE We will only be called if this is a DST or DST-like file. // OBSOLETE BFD handles figuring out the format of the file, and code in symtab.c // OBSOLETE uses BFD's determination to vector to us. // OBSOLETE // OBSOLETE The ultimate result is a new symtab (or, FIXME, eventually a psymtab). */ // OBSOLETE // OBSOLETE static void // OBSOLETE dst_symfile_init (struct objfile *objfile) // OBSOLETE { // OBSOLETE asection *section; // OBSOLETE bfd *abfd = objfile->obfd; // OBSOLETE // OBSOLETE init_entry_point_info (objfile); // OBSOLETE // OBSOLETE } // OBSOLETE // OBSOLETE /* This function is called for every section; it finds the outer limits // OBSOLETE of the line table (minimum and maximum file offset) so that the // OBSOLETE mainline code can read the whole thing for efficiency. */ // OBSOLETE // OBSOLETE /* ARGSUSED */ // OBSOLETE static void // OBSOLETE find_dst_sections (bfd *abfd, sec_ptr asect, PTR vpinfo) // OBSOLETE { // OBSOLETE int size, count; // OBSOLETE long base; // OBSOLETE file_ptr offset, maxoff; // OBSOLETE dst_sec *section; // OBSOLETE // OBSOLETE /* WARNING WILL ROBINSON! ACCESSING BFD-PRIVATE DATA HERE! FIXME! */ // OBSOLETE size = asect->_raw_size; // OBSOLETE offset = asect->filepos; // OBSOLETE base = asect->vma; // OBSOLETE /* End of warning */ // OBSOLETE // OBSOLETE section = NULL; // OBSOLETE if (!strcmp (asect->name, ".blocks")) // OBSOLETE section = &blocks_info; // OBSOLETE else if (!strcmp (asect->name, ".lines")) // OBSOLETE section = &lines_info; // OBSOLETE else if (!strcmp (asect->name, ".symbols")) // OBSOLETE section = &symbols_info; // OBSOLETE if (!section) // OBSOLETE return; // OBSOLETE section->size = size; // OBSOLETE section->position = offset; // OBSOLETE section->base = base; // OBSOLETE } // OBSOLETE // OBSOLETE // OBSOLETE /* The BFD for this file -- only good while we're actively reading // OBSOLETE symbols into a psymtab or a symtab. */ // OBSOLETE // OBSOLETE static bfd *symfile_bfd; // OBSOLETE // OBSOLETE /* Read a symbol file, after initialization by dst_symfile_init. */ // OBSOLETE /* FIXME! Addr and Mainline are not used yet -- this will not work for // OBSOLETE shared libraries or add_file! */ // OBSOLETE // OBSOLETE /* ARGSUSED */ // OBSOLETE static void // OBSOLETE dst_symfile_read (struct objfile *objfile, int mainline) // OBSOLETE { // OBSOLETE bfd *abfd = objfile->obfd; // OBSOLETE char *name = bfd_get_filename (abfd); // OBSOLETE int desc; // OBSOLETE register int val; // OBSOLETE int num_symbols; // OBSOLETE int symtab_offset; // OBSOLETE int stringtab_offset; // OBSOLETE // OBSOLETE symfile_bfd = abfd; /* Kludge for swap routines */ // OBSOLETE // OBSOLETE /* WARNING WILL ROBINSON! ACCESSING BFD-PRIVATE DATA HERE! FIXME! */ // OBSOLETE desc = fileno ((FILE *) (abfd->iostream)); /* File descriptor */ // OBSOLETE // OBSOLETE /* Read the line number table, all at once. */ // OBSOLETE bfd_map_over_sections (abfd, find_dst_sections, (PTR) NULL); // OBSOLETE // OBSOLETE val = init_dst_sections (desc); // OBSOLETE if (val < 0) // OBSOLETE error ("\"%s\": error reading debugging symbol tables\n", name); // OBSOLETE // OBSOLETE init_minimal_symbol_collection (); // OBSOLETE make_cleanup_discard_minimal_symbols (); // OBSOLETE // OBSOLETE /* Now that the executable file is positioned at symbol table, // OBSOLETE process it and define symbols accordingly. */ // OBSOLETE // OBSOLETE read_dst_symtab (objfile); // OBSOLETE // OBSOLETE /* Sort symbols alphabetically within each block. */ // OBSOLETE // OBSOLETE { // OBSOLETE struct symtab *s; // OBSOLETE for (s = objfile->symtabs; s != NULL; s = s->next) // OBSOLETE { // OBSOLETE sort_symtab_syms (s); // OBSOLETE } // OBSOLETE } // OBSOLETE // OBSOLETE /* Install any minimal symbols that have been collected as the current // OBSOLETE minimal symbols for this objfile. */ // OBSOLETE // OBSOLETE install_minimal_symbols (objfile); // OBSOLETE } // OBSOLETE // OBSOLETE static void // OBSOLETE dst_new_init (struct objfile *ignore) // OBSOLETE { // OBSOLETE /* Nothin' to do */ // OBSOLETE } // OBSOLETE // OBSOLETE /* Perform any local cleanups required when we are done with a particular // OBSOLETE objfile. I.E, we are in the process of discarding all symbol information // OBSOLETE for an objfile, freeing up all memory held for it, and unlinking the // OBSOLETE objfile struct from the global list of known objfiles. */ // OBSOLETE // OBSOLETE static void // OBSOLETE dst_symfile_finish (struct objfile *objfile) // OBSOLETE { // OBSOLETE /* Nothing to do */ // OBSOLETE } // OBSOLETE // OBSOLETE // OBSOLETE /* Get the next line number from the DST. Returns 0 when we hit an // OBSOLETE * end directive or cannot continue for any other reason. // OBSOLETE * // OBSOLETE * Note that ordinary pc deltas are multiplied by two. Apparently // OBSOLETE * this is what was really intended. // OBSOLETE */ // OBSOLETE static int // OBSOLETE get_dst_line (signed char **buffer, long *pc) // OBSOLETE { // OBSOLETE static last_pc = 0; // OBSOLETE static long last_line = 0; // OBSOLETE static int last_file = 0; // OBSOLETE dst_ln_entry_ptr_t entry; // OBSOLETE int size; // OBSOLETE dst_src_loc_t *src_loc; // OBSOLETE // OBSOLETE if (*pc != -1) // OBSOLETE { // OBSOLETE last_pc = *pc; // OBSOLETE *pc = -1; // OBSOLETE } // OBSOLETE entry = (dst_ln_entry_ptr_t) * buffer; // OBSOLETE // OBSOLETE while (dst_ln_ln_delta (*entry) == dst_ln_escape_flag) // OBSOLETE { // OBSOLETE switch (entry->esc.esc_code) // OBSOLETE { // OBSOLETE case dst_ln_pad: // OBSOLETE size = 1; /* pad byte */ // OBSOLETE break; // OBSOLETE case dst_ln_file: // OBSOLETE /* file escape. Next 4 bytes are a dst_src_loc_t */ // OBSOLETE size = 5; // OBSOLETE src_loc = (dst_src_loc_t *) (*buffer + 1); // OBSOLETE last_line = src_loc->line_number; // OBSOLETE last_file = src_loc->file_index; // OBSOLETE break; // OBSOLETE case dst_ln_dln1_dpc1: // OBSOLETE /* 1 byte line delta, 1 byte pc delta */ // OBSOLETE last_line += (*buffer)[1]; // OBSOLETE last_pc += 2 * (unsigned char) (*buffer)[2]; // OBSOLETE dst_record_line (last_line, last_pc); // OBSOLETE size = 3; // OBSOLETE break; // OBSOLETE case dst_ln_dln2_dpc2: // OBSOLETE /* 2 bytes line delta, 2 bytes pc delta */ // OBSOLETE last_line += *(short *) (*buffer + 1); // OBSOLETE last_pc += 2 * (*(short *) (*buffer + 3)); // OBSOLETE size = 5; // OBSOLETE dst_record_line (last_line, last_pc); // OBSOLETE break; // OBSOLETE case dst_ln_ln4_pc4: // OBSOLETE /* 4 bytes ABSOLUTE line number, 4 bytes ABSOLUTE pc */ // OBSOLETE last_line = *(unsigned long *) (*buffer + 1); // OBSOLETE last_pc = *(unsigned long *) (*buffer + 5); // OBSOLETE size = 9; // OBSOLETE dst_record_line (last_line, last_pc); // OBSOLETE break; // OBSOLETE case dst_ln_dln1_dpc0: // OBSOLETE /* 1 byte line delta, pc delta = 0 */ // OBSOLETE size = 2; // OBSOLETE last_line += (*buffer)[1]; // OBSOLETE break; // OBSOLETE case dst_ln_ln_off_1: // OBSOLETE /* statement escape, stmt # = 1 (2nd stmt on line) */ // OBSOLETE size = 1; // OBSOLETE break; // OBSOLETE case dst_ln_ln_off: // OBSOLETE /* statement escape, stmt # = next byte */ // OBSOLETE size = 2; // OBSOLETE break; // OBSOLETE case dst_ln_entry: // OBSOLETE /* entry escape, next byte is entry number */ // OBSOLETE size = 2; // OBSOLETE break; // OBSOLETE case dst_ln_exit: // OBSOLETE /* exit escape */ // OBSOLETE size = 1; // OBSOLETE break; // OBSOLETE case dst_ln_stmt_end: // OBSOLETE /* gap escape, 4 bytes pc delta */ // OBSOLETE size = 5; // OBSOLETE /* last_pc += 2 * (*(long *) (*buffer + 1)); */ // OBSOLETE /* Apparently this isn't supposed to actually modify // OBSOLETE * the pc value. Totally weird. // OBSOLETE */ // OBSOLETE break; // OBSOLETE case dst_ln_escape_11: // OBSOLETE case dst_ln_escape_12: // OBSOLETE case dst_ln_escape_13: // OBSOLETE size = 1; // OBSOLETE break; // OBSOLETE case dst_ln_nxt_byte: // OBSOLETE /* This shouldn't happen. If it does, we're SOL */ // OBSOLETE return 0; // OBSOLETE break; // OBSOLETE case dst_ln_end: // OBSOLETE /* end escape, final entry follows */ // OBSOLETE return 0; // OBSOLETE } // OBSOLETE *buffer += (size < 0) ? -size : size; // OBSOLETE entry = (dst_ln_entry_ptr_t) * buffer; // OBSOLETE } // OBSOLETE last_line += dst_ln_ln_delta (*entry); // OBSOLETE last_pc += entry->delta.pc_delta * 2; // OBSOLETE (*buffer)++; // OBSOLETE dst_record_line (last_line, last_pc); // OBSOLETE return 1; // OBSOLETE } // OBSOLETE // OBSOLETE static void // OBSOLETE enter_all_lines (char *buffer, long address) // OBSOLETE { // OBSOLETE if (buffer) // OBSOLETE while (get_dst_line (&buffer, &address)); // OBSOLETE } // OBSOLETE // OBSOLETE static int // OBSOLETE get_dst_entry (char *buffer, dst_rec_ptr_t *ret_entry) // OBSOLETE { // OBSOLETE int size; // OBSOLETE dst_rec_ptr_t entry; // OBSOLETE static int last_type; // OBSOLETE int ar_size; // OBSOLETE static unsigned lu3; // OBSOLETE // OBSOLETE entry = (dst_rec_ptr_t) buffer; // OBSOLETE switch (entry->rec_type) // OBSOLETE { // OBSOLETE case dst_typ_pad: // OBSOLETE size = 0; // OBSOLETE break; // OBSOLETE case dst_typ_comp_unit: // OBSOLETE size = sizeof (DST_comp_unit (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_section_tab: // OBSOLETE size = sizeof (DST_section_tab (entry)) // OBSOLETE + ((int) DST_section_tab (entry).number_of_sections // OBSOLETE - dst_dummy_array_size) * sizeof (long); // OBSOLETE break; // OBSOLETE case dst_typ_file_tab: // OBSOLETE size = sizeof (DST_file_tab (entry)) // OBSOLETE + ((int) DST_file_tab (entry).number_of_files // OBSOLETE - dst_dummy_array_size) * sizeof (dst_file_desc_t); // OBSOLETE break; // OBSOLETE case dst_typ_block: // OBSOLETE size = sizeof (DST_block (entry)) // OBSOLETE + ((int) DST_block (entry).n_of_code_ranges // OBSOLETE - dst_dummy_array_size) * sizeof (dst_code_range_t); // OBSOLETE break; // OBSOLETE case dst_typ_5: // OBSOLETE size = -1; // OBSOLETE break; // OBSOLETE case dst_typ_var: // OBSOLETE size = sizeof (DST_var (entry)) - // OBSOLETE sizeof (dst_var_loc_long_t) * dst_dummy_array_size + // OBSOLETE DST_var (entry).no_of_locs * // OBSOLETE (DST_var (entry).short_locs ? // OBSOLETE sizeof (dst_var_loc_short_t) : // OBSOLETE sizeof (dst_var_loc_long_t)); // OBSOLETE break; // OBSOLETE case dst_typ_pointer: // OBSOLETE size = sizeof (DST_pointer (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_array: // OBSOLETE size = sizeof (DST_array (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_subrange: // OBSOLETE size = sizeof (DST_subrange (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_set: // OBSOLETE size = sizeof (DST_set (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_implicit_enum: // OBSOLETE size = sizeof (DST_implicit_enum (entry)) // OBSOLETE + ((int) DST_implicit_enum (entry).nelems // OBSOLETE - dst_dummy_array_size) * sizeof (dst_rel_offset_t); // OBSOLETE break; // OBSOLETE case dst_typ_explicit_enum: // OBSOLETE size = sizeof (DST_explicit_enum (entry)) // OBSOLETE + ((int) DST_explicit_enum (entry).nelems // OBSOLETE - dst_dummy_array_size) * sizeof (dst_enum_elem_t); // OBSOLETE break; // OBSOLETE case dst_typ_short_rec: // OBSOLETE size = sizeof (DST_short_rec (entry)) // OBSOLETE + DST_short_rec (entry).nfields * sizeof (dst_short_field_t) // OBSOLETE - dst_dummy_array_size * sizeof (dst_field_t); // OBSOLETE break; // OBSOLETE case dst_typ_short_union: // OBSOLETE size = sizeof (DST_short_union (entry)) // OBSOLETE + DST_short_union (entry).nfields * sizeof (dst_short_field_t) // OBSOLETE - dst_dummy_array_size * sizeof (dst_field_t); // OBSOLETE break; // OBSOLETE case dst_typ_file: // OBSOLETE size = sizeof (DST_file (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_offset: // OBSOLETE size = sizeof (DST_offset (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_alias: // OBSOLETE size = sizeof (DST_alias (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_signature: // OBSOLETE size = sizeof (DST_signature (entry)) + // OBSOLETE ((int) DST_signature (entry).nargs - // OBSOLETE dst_dummy_array_size) * sizeof (dst_arg_t); // OBSOLETE break; // OBSOLETE case dst_typ_21: // OBSOLETE size = -1; // OBSOLETE break; // OBSOLETE case dst_typ_old_label: // OBSOLETE size = sizeof (DST_old_label (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_scope: // OBSOLETE size = sizeof (DST_scope (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_end_scope: // OBSOLETE size = 0; // OBSOLETE break; // OBSOLETE case dst_typ_25: // OBSOLETE case dst_typ_26: // OBSOLETE size = -1; // OBSOLETE break; // OBSOLETE case dst_typ_string_tab: // OBSOLETE case dst_typ_global_name_tab: // OBSOLETE size = sizeof (DST_string_tab (entry)) // OBSOLETE + DST_string_tab (entry).length // OBSOLETE - dst_dummy_array_size; // OBSOLETE break; // OBSOLETE case dst_typ_forward: // OBSOLETE size = sizeof (DST_forward (entry)); // OBSOLETE get_dst_entry ((char *) entry + DST_forward (entry).rec_off, &entry); // OBSOLETE break; // OBSOLETE case dst_typ_aux_size: // OBSOLETE size = sizeof (DST_aux_size (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_align: // OBSOLETE size = sizeof (DST_aux_align (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_field_size: // OBSOLETE size = sizeof (DST_aux_field_size (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_field_off: // OBSOLETE size = sizeof (DST_aux_field_off (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_field_align: // OBSOLETE size = sizeof (DST_aux_field_align (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_qual: // OBSOLETE size = sizeof (DST_aux_qual (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_var_bound: // OBSOLETE size = sizeof (DST_aux_var_bound (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_extension: // OBSOLETE size = DST_extension (entry).rec_size; // OBSOLETE break; // OBSOLETE case dst_typ_string: // OBSOLETE size = sizeof (DST_string (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_old_entry: // OBSOLETE size = 48; /* Obsolete entry type */ // OBSOLETE break; // OBSOLETE case dst_typ_const: // OBSOLETE size = sizeof (DST_const (entry)) // OBSOLETE + DST_const (entry).value.length // OBSOLETE - sizeof (DST_const (entry).value.val); // OBSOLETE break; // OBSOLETE case dst_typ_reference: // OBSOLETE size = sizeof (DST_reference (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_old_record: // OBSOLETE case dst_typ_old_union: // OBSOLETE case dst_typ_record: // OBSOLETE case dst_typ_union: // OBSOLETE size = sizeof (DST_record (entry)) // OBSOLETE + ((int) DST_record (entry).nfields // OBSOLETE - dst_dummy_array_size) * sizeof (dst_field_t); // OBSOLETE break; // OBSOLETE case dst_typ_aux_type_deriv: // OBSOLETE size = sizeof (DST_aux_type_deriv (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_locpool: // OBSOLETE size = sizeof (DST_locpool (entry)) // OBSOLETE + ((int) DST_locpool (entry).length - // OBSOLETE dst_dummy_array_size); // OBSOLETE break; // OBSOLETE case dst_typ_variable: // OBSOLETE size = sizeof (DST_variable (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_label: // OBSOLETE size = sizeof (DST_label (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_entry: // OBSOLETE size = sizeof (DST_entry (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_lifetime: // OBSOLETE size = sizeof (DST_aux_lifetime (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_ptr_base: // OBSOLETE size = sizeof (DST_aux_ptr_base (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_src_range: // OBSOLETE size = sizeof (DST_aux_src_range (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_reg_val: // OBSOLETE size = sizeof (DST_aux_reg_val (entry)); // OBSOLETE break; // OBSOLETE case dst_typ_aux_unit_names: // OBSOLETE size = sizeof (DST_aux_unit_names (entry)) // OBSOLETE + ((int) DST_aux_unit_names (entry).number_of_names // OBSOLETE - dst_dummy_array_size) * sizeof (dst_rel_offset_t); // OBSOLETE break; // OBSOLETE case dst_typ_aux_sect_info: // OBSOLETE size = sizeof (DST_aux_sect_info (entry)) // OBSOLETE + ((int) DST_aux_sect_info (entry).number_of_refs // OBSOLETE - dst_dummy_array_size) * sizeof (dst_sect_ref_t); // OBSOLETE break; // OBSOLETE default: // OBSOLETE size = -1; // OBSOLETE break; // OBSOLETE } // OBSOLETE if (size == -1) // OBSOLETE { // OBSOLETE fprintf_unfiltered (gdb_stderr, "Warning: unexpected DST entry type (%d) found\nLast valid entry was of type: %d\n", // OBSOLETE (int) entry->rec_type, // OBSOLETE last_type); // OBSOLETE fprintf_unfiltered (gdb_stderr, "Last unknown_3 value: %d\n", lu3); // OBSOLETE size = 0; // OBSOLETE } // OBSOLETE else // OBSOLETE last_type = entry->rec_type; // OBSOLETE if (size & 1) /* Align on a word boundary */ // OBSOLETE size++; // OBSOLETE size += 2; // OBSOLETE *ret_entry = entry; // OBSOLETE return size; // OBSOLETE } // OBSOLETE // OBSOLETE static int // OBSOLETE next_dst_entry (char **buffer, dst_rec_ptr_t *entry, dst_sec *table) // OBSOLETE { // OBSOLETE if (*buffer - table->buffer >= table->size) // OBSOLETE { // OBSOLETE *entry = NULL; // OBSOLETE return 0; // OBSOLETE } // OBSOLETE *buffer += get_dst_entry (*buffer, entry); // OBSOLETE return 1; // OBSOLETE } // OBSOLETE // OBSOLETE #define NEXT_BLK(a, b) next_dst_entry(a, b, &blocks_info) // OBSOLETE #define NEXT_SYM(a, b) next_dst_entry(a, b, &symbols_info) // OBSOLETE #define DST_OFFSET(a, b) ((char *) (a) + (b)) // OBSOLETE // OBSOLETE static dst_rec_ptr_t section_table = NULL; // OBSOLETE // OBSOLETE char * // OBSOLETE get_sec_ref (dst_sect_ref_t *ref) // OBSOLETE { // OBSOLETE dst_sec *section = NULL; // OBSOLETE long offset; // OBSOLETE // OBSOLETE if (!section_table || !ref->sect_index) // OBSOLETE return NULL; // OBSOLETE offset = DST_section_tab (section_table).section_base[ref->sect_index - 1] // OBSOLETE + ref->sect_offset; // OBSOLETE if (offset >= blocks_info.base && // OBSOLETE offset < blocks_info.base + blocks_info.size) // OBSOLETE section = &blocks_info; // OBSOLETE else if (offset >= symbols_info.base && // OBSOLETE offset < symbols_info.base + symbols_info.size) // OBSOLETE section = &symbols_info; // OBSOLETE else if (offset >= lines_info.base && // OBSOLETE offset < lines_info.base + lines_info.size) // OBSOLETE section = &lines_info; // OBSOLETE if (!section) // OBSOLETE return NULL; // OBSOLETE return section->buffer + (offset - section->base); // OBSOLETE } // OBSOLETE // OBSOLETE CORE_ADDR // OBSOLETE dst_get_addr (int section, long offset) // OBSOLETE { // OBSOLETE if (!section_table || !section) // OBSOLETE return 0; // OBSOLETE return DST_section_tab (section_table).section_base[section - 1] + offset; // OBSOLETE } // OBSOLETE // OBSOLETE CORE_ADDR // OBSOLETE dst_sym_addr (dst_sect_ref_t *ref) // OBSOLETE { // OBSOLETE if (!section_table || !ref->sect_index) // OBSOLETE return 0; // OBSOLETE return DST_section_tab (section_table).section_base[ref->sect_index - 1] // OBSOLETE + ref->sect_offset; // OBSOLETE } // OBSOLETE // OBSOLETE static struct symbol * // OBSOLETE create_new_symbol (struct objfile *objfile, char *name) // OBSOLETE { // OBSOLETE struct symbol *sym = (struct symbol *) // OBSOLETE obstack_alloc (&objfile->symbol_obstack, sizeof (struct symbol)); // OBSOLETE memset (sym, 0, sizeof (struct symbol)); // OBSOLETE SYMBOL_NAME (sym) = obsavestring (name, strlen (name), // OBSOLETE &objfile->symbol_obstack); // OBSOLETE SYMBOL_VALUE (sym) = 0; // OBSOLETE SYMBOL_NAMESPACE (sym) = VAR_NAMESPACE; // OBSOLETE // OBSOLETE SYMBOL_CLASS (sym) = LOC_BLOCK; // OBSOLETE return sym; // OBSOLETE }; // OBSOLETE // OBSOLETE static struct type *decode_dst_type (struct objfile *, dst_rec_ptr_t); // OBSOLETE // OBSOLETE static struct type * // OBSOLETE decode_type_desc (struct objfile *objfile, dst_type_t *type_desc, // OBSOLETE dst_rec_ptr_t base) // OBSOLETE { // OBSOLETE struct type *type; // OBSOLETE dst_rec_ptr_t entry; // OBSOLETE if (type_desc->std_type.user_defined_type) // OBSOLETE { // OBSOLETE entry = (dst_rec_ptr_t) DST_OFFSET (base, // OBSOLETE dst_user_type_offset (*type_desc)); // OBSOLETE type = decode_dst_type (objfile, entry); // OBSOLETE } // OBSOLETE else // OBSOLETE { // OBSOLETE switch (type_desc->std_type.dtc) // OBSOLETE { // OBSOLETE case dst_int8_type: // OBSOLETE type = builtin_type_signed_char; // OBSOLETE break; // OBSOLETE case dst_int16_type: // OBSOLETE type = builtin_type_short; // OBSOLETE break; // OBSOLETE case dst_int32_type: // OBSOLETE type = builtin_type_long; // OBSOLETE break; // OBSOLETE case dst_uint8_type: // OBSOLETE type = builtin_type_unsigned_char; // OBSOLETE break; // OBSOLETE case dst_uint16_type: // OBSOLETE type = builtin_type_unsigned_short; // OBSOLETE break; // OBSOLETE case dst_uint32_type: // OBSOLETE type = builtin_type_unsigned_long; // OBSOLETE break; // OBSOLETE case dst_real32_type: // OBSOLETE type = builtin_type_float; // OBSOLETE break; // OBSOLETE case dst_real64_type: // OBSOLETE type = builtin_type_double; // OBSOLETE break; // OBSOLETE case dst_complex_type: // OBSOLETE type = builtin_type_complex; // OBSOLETE break; // OBSOLETE case dst_dcomplex_type: // OBSOLETE type = builtin_type_double_complex; // OBSOLETE break; // OBSOLETE case dst_bool8_type: // OBSOLETE type = builtin_type_char; // OBSOLETE break; // OBSOLETE case dst_bool16_type: // OBSOLETE type = builtin_type_short; // OBSOLETE break; // OBSOLETE case dst_bool32_type: // OBSOLETE type = builtin_type_long; // OBSOLETE break; // OBSOLETE case dst_char_type: // OBSOLETE type = builtin_type_char; // OBSOLETE break; // OBSOLETE /* The next few are more complex. I will take care // OBSOLETE * of them properly at a later point. // OBSOLETE */ // OBSOLETE case dst_string_type: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE case dst_ptr_type: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE case dst_set_type: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE case dst_proc_type: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE case dst_func_type: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE /* Back tto some ordinary ones */ // OBSOLETE case dst_void_type: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE case dst_uchar_type: // OBSOLETE type = builtin_type_unsigned_char; // OBSOLETE break; // OBSOLETE default: // OBSOLETE type = builtin_type_void; // OBSOLETE break; // OBSOLETE } // OBSOLETE } // OBSOLETE return type; // OBSOLETE } // OBSOLETE // OBSOLETE struct structure_list // OBSOLETE { // OBSOLETE struct structure_list *next; // OBSOLETE struct type *type; // OBSOLETE }; // OBSOLETE // OBSOLETE static struct structure_list *struct_list = NULL; // OBSOLETE // OBSOLETE static struct type * // OBSOLETE find_dst_structure (char *name) // OBSOLETE { // OBSOLETE struct structure_list *element; // OBSOLETE // OBSOLETE for (element = struct_list; element; element = element->next) // OBSOLETE if (!strcmp (name, TYPE_NAME (element->type))) // OBSOLETE return element->type; // OBSOLETE return NULL; // OBSOLETE } // OBSOLETE // OBSOLETE // OBSOLETE static struct type * // OBSOLETE decode_dst_structure (struct objfile *objfile, dst_rec_ptr_t entry, int code, // OBSOLETE int version) // OBSOLETE { // OBSOLETE struct type *type, *child_type; // OBSOLETE char *struct_name; // OBSOLETE char *name, *field_name; // OBSOLETE int i; // OBSOLETE int fieldoffset, fieldsize; // OBSOLETE dst_type_t type_desc; // OBSOLETE struct structure_list *element; // OBSOLETE // OBSOLETE struct_name = DST_OFFSET (entry, DST_record (entry).noffset); // OBSOLETE name = concat ((code == TYPE_CODE_UNION) ? "union " : "struct ", // OBSOLETE struct_name, NULL); // OBSOLETE type = find_dst_structure (name); // OBSOLETE if (type) // OBSOLETE { // OBSOLETE xfree (name); // OBSOLETE return type; // OBSOLETE } // OBSOLETE type = alloc_type (objfile); // OBSOLETE TYPE_NAME (type) = obstack_copy0 (&objfile->symbol_obstack, // OBSOLETE name, strlen (name)); // OBSOLETE xfree (name); // OBSOLETE TYPE_CODE (type) = code; // OBSOLETE TYPE_LENGTH (type) = DST_record (entry).size; // OBSOLETE TYPE_NFIELDS (type) = DST_record (entry).nfields; // OBSOLETE TYPE_FIELDS (type) = (struct field *) // OBSOLETE obstack_alloc (&objfile->symbol_obstack, sizeof (struct field) * // OBSOLETE DST_record (entry).nfields); // OBSOLETE fieldoffset = fieldsize = 0; // OBSOLETE INIT_CPLUS_SPECIFIC (type); // OBSOLETE element = (struct structure_list *) // OBSOLETE xmalloc (sizeof (struct structure_list)); // OBSOLETE element->type = type; // OBSOLETE element->next = struct_list; // OBSOLETE struct_list = element; // OBSOLETE for (i = 0; i < DST_record (entry).nfields; i++) // OBSOLETE { // OBSOLETE switch (version) // OBSOLETE { // OBSOLETE case 2: // OBSOLETE field_name = DST_OFFSET (entry, // OBSOLETE DST_record (entry).f.ofields[i].noffset); // OBSOLETE fieldoffset = DST_record (entry).f.ofields[i].foffset * 8 + // OBSOLETE DST_record (entry).f.ofields[i].bit_offset; // OBSOLETE fieldsize = DST_record (entry).f.ofields[i].size; // OBSOLETE type_desc = DST_record (entry).f.ofields[i].type_desc; // OBSOLETE break; // OBSOLETE case 1: // OBSOLETE field_name = DST_OFFSET (entry, // OBSOLETE DST_record (entry).f.fields[i].noffset); // OBSOLETE type_desc = DST_record (entry).f.fields[i].type_desc; // OBSOLETE switch (DST_record (entry).f.fields[i].f.field_loc.format_tag) // OBSOLETE { // OBSOLETE case dst_field_byte: // OBSOLETE fieldoffset = DST_record (entry).f. // OBSOLETE fields[i].f.field_byte.offset * 8; // OBSOLETE fieldsize = -1; // OBSOLETE break; // OBSOLETE case dst_field_bit: // OBSOLETE fieldoffset = DST_record (entry).f. // OBSOLETE fields[i].f.field_bit.byte_offset * 8 + // OBSOLETE DST_record (entry).f. // OBSOLETE fields[i].f.field_bit.bit_offset; // OBSOLETE fieldsize = DST_record (entry).f. // OBSOLETE fields[i].f.field_bit.nbits; // OBSOLETE break; // OBSOLETE case dst_field_loc: // OBSOLETE fieldoffset += fieldsize; // OBSOLETE fieldsize = -1; // OBSOLETE break; // OBSOLETE } // OBSOLETE break; // OBSOLETE case 0: // OBSOLETE field_name = DST_OFFSET (entry, // OBSOLETE DST_record (entry).f.sfields[i].noffset); // OBSOLETE fieldoffset = DST_record (entry).f.sfields[i].foffset; // OBSOLETE type_desc = DST_record (entry).f.sfields[i].type_desc; // OBSOLETE if (i < DST_record (entry).nfields - 1) // OBSOLETE fieldsize = DST_record (entry).f.sfields[i + 1].foffset; // OBSOLETE else // OBSOLETE fieldsize = DST_record (entry).size; // OBSOLETE fieldsize -= fieldoffset; // OBSOLETE fieldoffset *= 8; // OBSOLETE fieldsize *= 8; // OBSOLETE } // OBSOLETE TYPE_FIELDS (type)[i].name = // OBSOLETE obstack_copy0 (&objfile->symbol_obstack, // OBSOLETE field_name, strlen (field_name)); // OBSOLETE TYPE_FIELDS (type)[i].type = decode_type_desc (objfile, // OBSOLETE &type_desc, // OBSOLETE entry); // OBSOLETE if (fieldsize == -1) // OBSOLETE fieldsize = TYPE_LENGTH (TYPE_FIELDS (type)[i].type) * // OBSOLETE 8; // OBSOLETE TYPE_FIELDS (type)[i].bitsize = fieldsize; // OBSOLETE TYPE_FIELDS (type)[i].bitpos = fieldoffset; // OBSOLETE } // OBSOLETE return type; // OBSOLETE } // OBSOLETE // OBSOLETE static struct type * // OBSOLETE decode_dst_type (struct objfile *objfile, dst_rec_ptr_t entry) // OBSOLETE { // OBSOLETE struct type *child_type, *type, *range_type, *index_type; // OBSOLETE // OBSOLETE switch (entry->rec_type) // OBSOLETE { // OBSOLETE case dst_typ_var: // OBSOLETE return decode_type_desc (objfile, // OBSOLETE &DST_var (entry).type_desc, // OBSOLETE entry); // OBSOLETE break; // OBSOLETE case dst_typ_variable: // OBSOLETE return decode_type_desc (objfile, // OBSOLETE &DST_variable (entry).type_desc, // OBSOLETE entry); // OBSOLETE break; // OBSOLETE case dst_typ_short_rec: // OBSOLETE return decode_dst_structure (objfile, entry, TYPE_CODE_STRUCT, 0); // OBSOLETE case dst_typ_short_union: // OBSOLETE return decode_dst_structure (objfile, entry, TYPE_CODE_UNION, 0); // OBSOLETE case dst_typ_union: // OBSOLETE return decode_dst_structure (objfile, entry, TYPE_CODE_UNION, 1); // OBSOLETE case dst_typ_record: // OBSOLETE return decode_dst_structure (objfile, entry, TYPE_CODE_STRUCT, 1); // OBSOLETE case dst_typ_old_union: // OBSOLETE return decode_dst_structure (objfile, entry, TYPE_CODE_UNION, 2); // OBSOLETE case dst_typ_old_record: // OBSOLETE return decode_dst_structure (objfile, entry, TYPE_CODE_STRUCT, 2); // OBSOLETE case dst_typ_pointer: // OBSOLETE return make_pointer_type ( // OBSOLETE decode_type_desc (objfile, // OBSOLETE &DST_pointer (entry).type_desc, // OBSOLETE entry), // OBSOLETE NULL); // OBSOLETE case dst_typ_array: // OBSOLETE child_type = decode_type_desc (objfile, // OBSOLETE &DST_pointer (entry).type_desc, // OBSOLETE entry); // OBSOLETE index_type = lookup_fundamental_type (objfile, // OBSOLETE FT_INTEGER); // OBSOLETE range_type = create_range_type ((struct type *) NULL, // OBSOLETE index_type, DST_array (entry).lo_bound, // OBSOLETE DST_array (entry).hi_bound); // OBSOLETE return create_array_type ((struct type *) NULL, child_type, // OBSOLETE range_type); // OBSOLETE case dst_typ_alias: // OBSOLETE return decode_type_desc (objfile, // OBSOLETE &DST_alias (entry).type_desc, // OBSOLETE entry); // OBSOLETE default: // OBSOLETE return builtin_type_int; // OBSOLETE } // OBSOLETE } // OBSOLETE // OBSOLETE struct symbol_list // OBSOLETE { // OBSOLETE struct symbol_list *next; // OBSOLETE struct symbol *symbol; // OBSOLETE }; // OBSOLETE // OBSOLETE static struct symbol_list *dst_global_symbols = NULL; // OBSOLETE static int total_globals = 0; // OBSOLETE // OBSOLETE static void // OBSOLETE decode_dst_locstring (char *locstr, struct symbol *sym) // OBSOLETE { // OBSOLETE dst_loc_entry_t *entry, *next_entry; // OBSOLETE CORE_ADDR temp; // OBSOLETE int count = 0; // OBSOLETE // OBSOLETE while (1) // OBSOLETE { // OBSOLETE if (count++ == 100) // OBSOLETE { // OBSOLETE fprintf_unfiltered (gdb_stderr, "Error reading locstring\n"); // OBSOLETE break; // OBSOLETE } // OBSOLETE entry = (dst_loc_entry_t *) locstr; // OBSOLETE next_entry = (dst_loc_entry_t *) (locstr + 1); // OBSOLETE switch (entry->header.code) // OBSOLETE { // OBSOLETE case dst_lsc_end: /* End of string */ // OBSOLETE return; // OBSOLETE case dst_lsc_indirect: /* Indirect through previous. Arg == 6 */ // OBSOLETE /* Or register ax x == arg */ // OBSOLETE if (entry->header.arg < 6) // OBSOLETE { // OBSOLETE SYMBOL_CLASS (sym) = LOC_REGISTER; // OBSOLETE SYMBOL_VALUE (sym) = entry->header.arg + 8; // OBSOLETE } // OBSOLETE /* We predict indirects */ // OBSOLETE locstr++; // OBSOLETE break; // OBSOLETE case dst_lsc_dreg: // OBSOLETE SYMBOL_CLASS (sym) = LOC_REGISTER; // OBSOLETE SYMBOL_VALUE (sym) = entry->header.arg; // OBSOLETE locstr++; // OBSOLETE break; // OBSOLETE case dst_lsc_section: /* Section (arg+1) */ // OBSOLETE SYMBOL_VALUE (sym) = dst_get_addr (entry->header.arg + 1, 0); // OBSOLETE locstr++; // OBSOLETE break; // OBSOLETE case dst_lsc_sec_byte: /* Section (next_byte+1) */ // OBSOLETE SYMBOL_VALUE (sym) = dst_get_addr (locstr[1] + 1, 0); // OBSOLETE locstr += 2; // OBSOLETE break; // OBSOLETE case dst_lsc_add: /* Add (arg+1)*2 */ // OBSOLETE case dst_lsc_sub: /* Subtract (arg+1)*2 */ // OBSOLETE temp = (entry->header.arg + 1) * 2; // OBSOLETE locstr++; // OBSOLETE if (*locstr == dst_multiply_256) // OBSOLETE { // OBSOLETE temp <<= 8; // OBSOLETE locstr++; // OBSOLETE } // OBSOLETE switch (entry->header.code) // OBSOLETE { // OBSOLETE case dst_lsc_add: // OBSOLETE if (SYMBOL_CLASS (sym) == LOC_LOCAL) // OBSOLETE SYMBOL_CLASS (sym) = LOC_ARG; // OBSOLETE SYMBOL_VALUE (sym) += temp; // OBSOLETE break; // OBSOLETE case dst_lsc_sub: // OBSOLETE SYMBOL_VALUE (sym) -= temp; // OBSOLETE break; // OBSOLETE } // OBSOLETE break; // OBSOLETE case dst_lsc_add_byte: // OBSOLETE case dst_lsc_sub_byte: // OBSOLETE switch (entry->header.arg & 0x03) // OBSOLETE { // OBSOLETE case 1: // OBSOLETE temp = (unsigned char) locstr[1]; // OBSOLETE locstr += 2; // OBSOLETE break; // OBSOLETE case 2: // OBSOLETE temp = *(unsigned short *) (locstr + 1); // OBSOLETE locstr += 3; // OBSOLETE break; // OBSOLETE case 3: // OBSOLETE temp = *(unsigned long *) (locstr + 1); // OBSOLETE locstr += 5; // OBSOLETE break; // OBSOLETE } // OBSOLETE if (*locstr == dst_multiply_256) // OBSOLETE { // OBSOLETE temp <<= 8; // OBSOLETE locstr++; // OBSOLETE } // OBSOLETE switch (entry->header.code) // OBSOLETE { // OBSOLETE case dst_lsc_add_byte: // OBSOLETE if (SYMBOL_CLASS (sym) == LOC_LOCAL) // OBSOLETE SYMBOL_CLASS (sym) = LOC_ARG; // OBSOLETE SYMBOL_VALUE (sym) += temp; // OBSOLETE break; // OBSOLETE case dst_lsc_sub_byte: // OBSOLETE SYMBOL_VALUE (sym) -= temp; // OBSOLETE break; // OBSOLETE } // OBSOLETE break; // OBSOLETE case dst_lsc_sbreg: /* Stack base register (frame pointer). Arg==0 */ // OBSOLETE if (next_entry->header.code != dst_lsc_indirect) // OBSOLETE { // OBSOLETE SYMBOL_VALUE (sym) = 0; // OBSOLETE SYMBOL_CLASS (sym) = LOC_STATIC; // OBSOLETE return; // OBSOLETE } // OBSOLETE SYMBOL_VALUE (sym) = 0; // OBSOLETE SYMBOL_CLASS (sym) = LOC_LOCAL; // OBSOLETE locstr++; // OBSOLETE break; // OBSOLETE default: // OBSOLETE SYMBOL_VALUE (sym) = 0; // OBSOLETE SYMBOL_CLASS (sym) = LOC_STATIC; // OBSOLETE return; // OBSOLETE } // OBSOLETE } // OBSOLETE } // OBSOLETE // OBSOLETE static struct symbol_list * // OBSOLETE process_dst_symbols (struct objfile *objfile, dst_rec_ptr_t entry, char *name, // OBSOLETE int *nsyms_ret) // OBSOLETE { // OBSOLETE struct symbol_list *list = NULL, *element; // OBSOLETE struct symbol *sym; // OBSOLETE char *symname; // OBSOLETE int nsyms = 0; // OBSOLETE char *location; // OBSOLETE long line; // OBSOLETE dst_type_t symtype; // OBSOLETE struct type *type; // OBSOLETE dst_var_attr_t attr; // OBSOLETE dst_var_loc_t loc_type; // OBSOLETE unsigned loc_index; // OBSOLETE long loc_value; // OBSOLETE // OBSOLETE if (!entry) // OBSOLETE { // OBSOLETE *nsyms_ret = 0; // OBSOLETE return NULL; // OBSOLETE } // OBSOLETE location = (char *) entry; // OBSOLETE while (NEXT_SYM (&location, &entry) && // OBSOLETE entry->rec_type != dst_typ_end_scope) // OBSOLETE { // OBSOLETE if (entry->rec_type == dst_typ_var) // OBSOLETE { // OBSOLETE if (DST_var (entry).short_locs) // OBSOLETE { // OBSOLETE loc_type = DST_var (entry).locs.shorts[0].loc_type; // OBSOLETE loc_index = DST_var (entry).locs.shorts[0].loc_index; // OBSOLETE loc_value = DST_var (entry).locs.shorts[0].location; // OBSOLETE } // OBSOLETE else // OBSOLETE { // OBSOLETE loc_type = DST_var (entry).locs.longs[0].loc_type; // OBSOLETE loc_index = DST_var (entry).locs.longs[0].loc_index; // OBSOLETE loc_value = DST_var (entry).locs.longs[0].location; // OBSOLETE } // OBSOLETE if (loc_type == dst_var_loc_external) // OBSOLETE continue; // OBSOLETE symname = DST_OFFSET (entry, DST_var (entry).noffset); // OBSOLETE line = DST_var (entry).src_loc.line_number; // OBSOLETE symtype = DST_var (entry).type_desc; // OBSOLETE attr = DST_var (entry).attributes; // OBSOLETE } // OBSOLETE else if (entry->rec_type == dst_typ_variable) // OBSOLETE { // OBSOLETE symname = DST_OFFSET (entry, // OBSOLETE DST_variable (entry).noffset); // OBSOLETE line = DST_variable (entry).src_loc.line_number; // OBSOLETE symtype = DST_variable (entry).type_desc; // OBSOLETE attr = DST_variable (entry).attributes; // OBSOLETE } // OBSOLETE else // OBSOLETE { // OBSOLETE continue; // OBSOLETE } // OBSOLETE if (symname && name && !strcmp (symname, name)) // OBSOLETE /* It's the function return value */ // OBSOLETE continue; // OBSOLETE sym = create_new_symbol (objfile, symname); // OBSOLETE // OBSOLETE if ((attr & (1 << dst_var_attr_global)) || // OBSOLETE (attr & (1 << dst_var_attr_static))) // OBSOLETE SYMBOL_CLASS (sym) = LOC_STATIC; // OBSOLETE else // OBSOLETE SYMBOL_CLASS (sym) = LOC_LOCAL; // OBSOLETE SYMBOL_LINE (sym) = line; // OBSOLETE SYMBOL_TYPE (sym) = decode_type_desc (objfile, &symtype, // OBSOLETE entry); // OBSOLETE SYMBOL_VALUE (sym) = 0; // OBSOLETE switch (entry->rec_type) // OBSOLETE { // OBSOLETE case dst_typ_var: // OBSOLETE switch (loc_type) // OBSOLETE { // OBSOLETE case dst_var_loc_abs: // OBSOLETE SYMBOL_VALUE_ADDRESS (sym) = loc_value; // OBSOLETE break; // OBSOLETE case dst_var_loc_sect_off: // OBSOLETE case dst_var_loc_ind_sect_off: /* What is this? */ // OBSOLETE SYMBOL_VALUE_ADDRESS (sym) = dst_get_addr ( // OBSOLETE loc_index, // OBSOLETE loc_value); // OBSOLETE break; // OBSOLETE case dst_var_loc_ind_reg_rel: /* What is this? */ // OBSOLETE case dst_var_loc_reg_rel: // OBSOLETE /* If it isn't fp relative, specify the // OBSOLETE * register it's relative to. // OBSOLETE */ // OBSOLETE if (loc_index) // OBSOLETE { // OBSOLETE sym->aux_value.basereg = loc_index; // OBSOLETE } // OBSOLETE SYMBOL_VALUE (sym) = loc_value; // OBSOLETE if (loc_value > 0 && // OBSOLETE SYMBOL_CLASS (sym) == LOC_BASEREG) // OBSOLETE SYMBOL_CLASS (sym) = LOC_BASEREG_ARG; // OBSOLETE break; // OBSOLETE case dst_var_loc_reg: // OBSOLETE SYMBOL_VALUE (sym) = loc_index; // OBSOLETE SYMBOL_CLASS (sym) = LOC_REGISTER; // OBSOLETE break; // OBSOLETE } // OBSOLETE break; // OBSOLETE case dst_typ_variable: // OBSOLETE /* External variable..... don't try to interpret // OBSOLETE * its nonexistant locstring. // OBSOLETE */ // OBSOLETE if (DST_variable (entry).loffset == -1) // OBSOLETE continue; // OBSOLETE decode_dst_locstring (DST_OFFSET (entry, // OBSOLETE DST_variable (entry).loffset), // OBSOLETE sym); // OBSOLETE } // OBSOLETE element = (struct symbol_list *) // OBSOLETE xmalloc (sizeof (struct symbol_list)); // OBSOLETE // OBSOLETE if (attr & (1 << dst_var_attr_global)) // OBSOLETE { // OBSOLETE element->next = dst_global_symbols; // OBSOLETE dst_global_symbols = element; // OBSOLETE total_globals++; // OBSOLETE } // OBSOLETE else // OBSOLETE { // OBSOLETE element->next = list; // OBSOLETE list = element; // OBSOLETE nsyms++; // OBSOLETE } // OBSOLETE element->symbol = sym; // OBSOLETE } // OBSOLETE *nsyms_ret = nsyms; // OBSOLETE return list; // OBSOLETE } // OBSOLETE // OBSOLETE // OBSOLETE static struct symbol * // OBSOLETE process_dst_function (struct objfile *objfile, dst_rec_ptr_t entry, char *name, // OBSOLETE CORE_ADDR address) // OBSOLETE { // OBSOLETE struct symbol *sym; // OBSOLETE struct type *type, *ftype; // OBSOLETE dst_rec_ptr_t sym_entry, typ_entry; // OBSOLETE char *location; // OBSOLETE struct symbol_list *element; // OBSOLETE // OBSOLETE type = builtin_type_int; // OBSOLETE sym = create_new_symbol (objfile, name); // OBSOLETE SYMBOL_CLASS (sym) = LOC_BLOCK; // OBSOLETE // OBSOLETE if (entry) // OBSOLETE { // OBSOLETE location = (char *) entry; // OBSOLETE do // OBSOLETE { // OBSOLETE NEXT_SYM (&location, &sym_entry); // OBSOLETE } // OBSOLETE while (sym_entry && sym_entry->rec_type != dst_typ_signature); // OBSOLETE // OBSOLETE if (sym_entry) // OBSOLETE { // OBSOLETE SYMBOL_LINE (sym) = // OBSOLETE DST_signature (sym_entry).src_loc.line_number; // OBSOLETE if (DST_signature (sym_entry).result) // OBSOLETE { // OBSOLETE typ_entry = (dst_rec_ptr_t) // OBSOLETE DST_OFFSET (sym_entry, // OBSOLETE DST_signature (sym_entry).result); // OBSOLETE type = decode_dst_type (objfile, typ_entry); // OBSOLETE } // OBSOLETE } // OBSOLETE } // OBSOLETE // OBSOLETE if (!type->function_type) // OBSOLETE { // OBSOLETE ftype = alloc_type (objfile); // OBSOLETE type->function_type = ftype; // OBSOLETE TYPE_TARGET_TYPE (ftype) = type; // OBSOLETE TYPE_CODE (ftype) = TYPE_CODE_FUNC; // OBSOLETE } // OBSOLETE SYMBOL_TYPE (sym) = type->function_type; // OBSOLETE // OBSOLETE /* Now add ourselves to the global symbols list */ // OBSOLETE element = (struct symbol_list *) // OBSOLETE xmalloc (sizeof (struct symbol_list)); // OBSOLETE // OBSOLETE element->next = dst_global_symbols; // OBSOLETE dst_global_symbols = element; // OBSOLETE total_globals++; // OBSOLETE element->symbol = sym; // OBSOLETE // OBSOLETE return sym; // OBSOLETE } // OBSOLETE // OBSOLETE static struct block * // OBSOLETE process_dst_block (struct objfile *objfile, dst_rec_ptr_t entry) // OBSOLETE { // OBSOLETE struct block *block; // OBSOLETE struct symbol *function = NULL; // OBSOLETE CORE_ADDR address; // OBSOLETE long size; // OBSOLETE char *name; // OBSOLETE dst_rec_ptr_t child_entry, symbol_entry; // OBSOLETE struct block *child_block; // OBSOLETE int total_symbols = 0; // OBSOLETE char fake_name[20]; // OBSOLETE static long fake_seq = 0; // OBSOLETE struct symbol_list *symlist, *nextsym; // OBSOLETE int symnum; // OBSOLETE // OBSOLETE if (DST_block (entry).noffset) // OBSOLETE name = DST_OFFSET (entry, DST_block (entry).noffset); // OBSOLETE else // OBSOLETE name = NULL; // OBSOLETE if (DST_block (entry).n_of_code_ranges) // OBSOLETE { // OBSOLETE address = dst_sym_addr ( // OBSOLETE &DST_block (entry).code_ranges[0].code_start); // OBSOLETE size = DST_block (entry).code_ranges[0].code_size; // OBSOLETE } // OBSOLETE else // OBSOLETE { // OBSOLETE address = -1; // OBSOLETE size = 0; // OBSOLETE } // OBSOLETE symbol_entry = (dst_rec_ptr_t) get_sec_ref (&DST_block (entry).symbols_start); // OBSOLETE switch (DST_block (entry).block_type) // OBSOLETE { // OBSOLETE /* These are all really functions. Even the "program" type. // OBSOLETE * This is because the Apollo OS was written in Pascal, and // OBSOLETE * in Pascal, the main procedure is described as the Program. // OBSOLETE * Cute, huh? // OBSOLETE */ // OBSOLETE case dst_block_procedure: // OBSOLETE case dst_block_function: // OBSOLETE case dst_block_subroutine: // OBSOLETE case dst_block_program: // OBSOLETE prim_record_minimal_symbol (name, address, mst_text, objfile); // OBSOLETE function = process_dst_function ( // OBSOLETE objfile, // OBSOLETE symbol_entry, // OBSOLETE name, // OBSOLETE address); // OBSOLETE enter_all_lines (get_sec_ref (&DST_block (entry).code_ranges[0].lines_start), address); // OBSOLETE break; // OBSOLETE case dst_block_block_data: // OBSOLETE break; // OBSOLETE // OBSOLETE default: // OBSOLETE /* GDB has to call it something, and the module name // OBSOLETE * won't cut it // OBSOLETE */ // OBSOLETE sprintf (fake_name, "block_%08lx", fake_seq++); // OBSOLETE function = process_dst_function ( // OBSOLETE objfile, NULL, fake_name, address); // OBSOLETE break; // OBSOLETE } // OBSOLETE symlist = process_dst_symbols (objfile, symbol_entry, // OBSOLETE name, &total_symbols); // OBSOLETE block = (struct block *) // OBSOLETE obstack_alloc (&objfile->symbol_obstack, // OBSOLETE sizeof (struct block) + // OBSOLETE (total_symbols - 1) * sizeof (struct symbol *)); // OBSOLETE // OBSOLETE symnum = 0; // OBSOLETE while (symlist) // OBSOLETE { // OBSOLETE nextsym = symlist->next; // OBSOLETE // OBSOLETE block->sym[symnum] = symlist->symbol; // OBSOLETE // OBSOLETE xfree (symlist); // OBSOLETE symlist = nextsym; // OBSOLETE symnum++; // OBSOLETE } // OBSOLETE BLOCK_NSYMS (block) = total_symbols; // OBSOLETE BLOCK_HASHTABLE (block) = 0; // OBSOLETE BLOCK_START (block) = address; // OBSOLETE BLOCK_END (block) = address + size; // OBSOLETE BLOCK_SUPERBLOCK (block) = 0; // OBSOLETE if (function) // OBSOLETE { // OBSOLETE SYMBOL_BLOCK_VALUE (function) = block; // OBSOLETE BLOCK_FUNCTION (block) = function; // OBSOLETE } // OBSOLETE else // OBSOLETE BLOCK_FUNCTION (block) = 0; // OBSOLETE // OBSOLETE if (DST_block (entry).child_block_off) // OBSOLETE { // OBSOLETE child_entry = (dst_rec_ptr_t) DST_OFFSET (entry, // OBSOLETE DST_block (entry).child_block_off); // OBSOLETE while (child_entry) // OBSOLETE { // OBSOLETE child_block = process_dst_block (objfile, child_entry); // OBSOLETE if (child_block) // OBSOLETE { // OBSOLETE if (BLOCK_START (child_block) < // OBSOLETE BLOCK_START (block) || // OBSOLETE BLOCK_START (block) == -1) // OBSOLETE BLOCK_START (block) = // OBSOLETE BLOCK_START (child_block); // OBSOLETE if (BLOCK_END (child_block) > // OBSOLETE BLOCK_END (block) || // OBSOLETE BLOCK_END (block) == -1) // OBSOLETE BLOCK_END (block) = // OBSOLETE BLOCK_END (child_block); // OBSOLETE BLOCK_SUPERBLOCK (child_block) = block; // OBSOLETE } // OBSOLETE if (DST_block (child_entry).sibling_block_off) // OBSOLETE child_entry = (dst_rec_ptr_t) DST_OFFSET ( // OBSOLETE child_entry, // OBSOLETE DST_block (child_entry).sibling_block_off); // OBSOLETE else // OBSOLETE child_entry = NULL; // OBSOLETE } // OBSOLETE } // OBSOLETE record_pending_block (objfile, block, NULL); // OBSOLETE return block; // OBSOLETE } // OBSOLETE // OBSOLETE // OBSOLETE static void // OBSOLETE read_dst_symtab (struct objfile *objfile) // OBSOLETE { // OBSOLETE char *buffer; // OBSOLETE dst_rec_ptr_t entry, file_table, root_block; // OBSOLETE char *source_file; // OBSOLETE struct block *block, *global_block; // OBSOLETE int symnum; // OBSOLETE struct symbol_list *nextsym; // OBSOLETE int module_num = 0; // OBSOLETE struct structure_list *element; // OBSOLETE // OBSOLETE current_objfile = objfile; // OBSOLETE buffer = blocks_info.buffer; // OBSOLETE while (NEXT_BLK (&buffer, &entry)) // OBSOLETE { // OBSOLETE if (entry->rec_type == dst_typ_comp_unit) // OBSOLETE { // OBSOLETE file_table = (dst_rec_ptr_t) DST_OFFSET (entry, // OBSOLETE DST_comp_unit (entry).file_table); // OBSOLETE section_table = (dst_rec_ptr_t) DST_OFFSET (entry, // OBSOLETE DST_comp_unit (entry).section_table); // OBSOLETE root_block = (dst_rec_ptr_t) DST_OFFSET (entry, // OBSOLETE DST_comp_unit (entry).root_block_offset); // OBSOLETE source_file = DST_OFFSET (file_table, // OBSOLETE DST_file_tab (file_table).files[0].noffset); // OBSOLETE /* Point buffer to the start of the next comp_unit */ // OBSOLETE buffer = DST_OFFSET (entry, // OBSOLETE DST_comp_unit (entry).data_size); // OBSOLETE dst_start_symtab (); // OBSOLETE // OBSOLETE block = process_dst_block (objfile, root_block); // OBSOLETE // OBSOLETE global_block = (struct block *) // OBSOLETE obstack_alloc (&objfile->symbol_obstack, // OBSOLETE sizeof (struct block) + // OBSOLETE (total_globals - 1) * // OBSOLETE sizeof (struct symbol *)); // OBSOLETE BLOCK_NSYMS (global_block) = total_globals; // OBSOLETE BLOCK_HASHTABLE (global_block) = 0; // OBSOLETE for (symnum = 0; symnum < total_globals; symnum++) // OBSOLETE { // OBSOLETE nextsym = dst_global_symbols->next; // OBSOLETE // OBSOLETE global_block->sym[symnum] = // OBSOLETE dst_global_symbols->symbol; // OBSOLETE // OBSOLETE xfree (dst_global_symbols); // OBSOLETE dst_global_symbols = nextsym; // OBSOLETE } // OBSOLETE dst_global_symbols = NULL; // OBSOLETE total_globals = 0; // OBSOLETE BLOCK_FUNCTION (global_block) = 0; // OBSOLETE BLOCK_START (global_block) = BLOCK_START (block); // OBSOLETE BLOCK_END (global_block) = BLOCK_END (block); // OBSOLETE BLOCK_SUPERBLOCK (global_block) = 0; // OBSOLETE BLOCK_SUPERBLOCK (block) = global_block; // OBSOLETE record_pending_block (objfile, global_block, NULL); // OBSOLETE // OBSOLETE complete_symtab (source_file, // OBSOLETE BLOCK_START (block), // OBSOLETE BLOCK_END (block) - BLOCK_START (block)); // OBSOLETE module_num++; // OBSOLETE dst_end_symtab (objfile); // OBSOLETE } // OBSOLETE } // OBSOLETE if (module_num) // OBSOLETE prim_record_minimal_symbol ("<end_of_program>", // OBSOLETE BLOCK_END (block), mst_text, objfile); // OBSOLETE /* One more faked symbol to make sure nothing can ever run off the // OBSOLETE * end of the symbol table. This one represents the end of the // OBSOLETE * text space. It used to be (CORE_ADDR) -1 (effectively the highest // OBSOLETE * int possible), but some parts of gdb treated it as a signed // OBSOLETE * number and failed comparisons. We could equally use 7fffffff, // OBSOLETE * but no functions are ever mapped to an address higher than // OBSOLETE * 40000000 // OBSOLETE */ // OBSOLETE prim_record_minimal_symbol ("<end_of_text>", // OBSOLETE (CORE_ADDR) 0x40000000, // OBSOLETE mst_text, objfile); // OBSOLETE while (struct_list) // OBSOLETE { // OBSOLETE element = struct_list; // OBSOLETE struct_list = element->next; // OBSOLETE xfree (element); // OBSOLETE } // OBSOLETE } // OBSOLETE // OBSOLETE // OBSOLETE /* Support for line number handling */ // OBSOLETE static char *linetab = NULL; // OBSOLETE static long linetab_offset; // OBSOLETE static unsigned long linetab_size; // OBSOLETE // OBSOLETE /* Read in all the line numbers for fast lookups later. Leave them in // OBSOLETE external (unswapped) format in memory; we'll swap them as we enter // OBSOLETE them into GDB's data structures. */ // OBSOLETE static int // OBSOLETE init_one_section (int chan, dst_sec *secinfo) // OBSOLETE { // OBSOLETE if (secinfo->size == 0 // OBSOLETE || lseek (chan, secinfo->position, 0) == -1 // OBSOLETE || (secinfo->buffer = xmalloc (secinfo->size)) == NULL // OBSOLETE || myread (chan, secinfo->buffer, secinfo->size) == -1) // OBSOLETE return 0; // OBSOLETE else // OBSOLETE return 1; // OBSOLETE } // OBSOLETE // OBSOLETE static int // OBSOLETE init_dst_sections (int chan) // OBSOLETE { // OBSOLETE // OBSOLETE if (!init_one_section (chan, &blocks_info) || // OBSOLETE !init_one_section (chan, &lines_info) || // OBSOLETE !init_one_section (chan, &symbols_info)) // OBSOLETE return -1; // OBSOLETE else // OBSOLETE return 0; // OBSOLETE } // OBSOLETE // OBSOLETE /* Fake up support for relocating symbol addresses. FIXME. */ // OBSOLETE // OBSOLETE struct section_offsets dst_symfile_faker = // OBSOLETE {0}; // OBSOLETE // OBSOLETE void // OBSOLETE dst_symfile_offsets (struct objfile *objfile, struct section_addr_info *addrs) // OBSOLETE { // OBSOLETE objfile->num_sections = 1; // OBSOLETE objfile->section_offsets = &dst_symfile_faker; // OBSOLETE } // OBSOLETE // OBSOLETE /* Register our ability to parse symbols for DST BFD files */ // OBSOLETE // OBSOLETE static struct sym_fns dst_sym_fns = // OBSOLETE { // OBSOLETE /* FIXME: Can this be integrated with coffread.c? If not, should it be // OBSOLETE a separate flavour like ecoff? */ // OBSOLETE (enum bfd_flavour) -2, // OBSOLETE // OBSOLETE dst_new_init, /* sym_new_init: init anything gbl to entire symtab */ // OBSOLETE dst_symfile_init, /* sym_init: read initial info, setup for sym_read() */ // OBSOLETE dst_symfile_read, /* sym_read: read a symbol file into symtab */ // OBSOLETE dst_symfile_finish, /* sym_finish: finished with file, cleanup */ // OBSOLETE dst_symfile_offsets, /* sym_offsets: xlate external to internal form */ // OBSOLETE NULL /* next: pointer to next struct sym_fns */ // OBSOLETE }; // OBSOLETE // OBSOLETE void // OBSOLETE _initialize_dstread (void) // OBSOLETE { // OBSOLETE add_symtab_fns (&dst_sym_fns); // OBSOLETE }