diff options
Diffstat (limited to 'gdb/xcoffread.c')
| -rw-r--r-- | gdb/xcoffread.c | 193 |
1 files changed, 114 insertions, 79 deletions
diff --git a/gdb/xcoffread.c b/gdb/xcoffread.c index e305efd..f80a94e 100644 --- a/gdb/xcoffread.c +++ b/gdb/xcoffread.c @@ -76,7 +76,8 @@ struct symloc int numsyms; - /* Position of the start of the line number information for this psymtab. */ + /* Position of the start of the line number information for this + psymtab. */ unsigned int lineno_off; }; @@ -154,7 +155,8 @@ struct coff_symfile_info static void bf_notfound_complaint (void) { - complaint (&symfile_complaints, _("line numbers off, `.bf' symbol not found")); + complaint (&symfile_complaints, + _("line numbers off, `.bf' symbol not found")); } static void @@ -306,7 +308,7 @@ add_stab_to_list (char *stabname, struct pending_stabs **stabvector) (*stabvector)->length += INITIAL_STABVECTOR_LENGTH; *stabvector = (struct pending_stabs *) xrealloc ((char *) *stabvector, sizeof (struct pending_stabs) + - (*stabvector)->length * sizeof (char *)); + (*stabvector)->length * sizeof (char *)); } (*stabvector)->stab[(*stabvector)->count++] = stabname; } @@ -409,7 +411,8 @@ arrange_linetable (struct linetable *oldLineTb) { /* make sure you have room. */ fentry_size *= 2; fentry = (struct linetable_entry *) - xrealloc (fentry, fentry_size * sizeof (struct linetable_entry)); + xrealloc (fentry, + fentry_size * sizeof (struct linetable_entry)); } fentry[function_count].line = ii; fentry[function_count].pc = oldLineTb->item[ii].pc; @@ -423,7 +426,8 @@ arrange_linetable (struct linetable *oldLineTb) return oldLineTb; } else if (function_count > 1) - qsort (fentry, function_count, sizeof (struct linetable_entry), compare_lte); + qsort (fentry, function_count, + sizeof (struct linetable_entry), compare_lte); /* allocate a new line table. */ newLineTb = (struct linetable *) @@ -674,7 +678,8 @@ process_linenos (CORE_ADDR start, CORE_ADDR end) for (ii = 0; ii < inclIndx; ++ii) { if (inclTable[ii].subfile != ((struct subfile *) &main_subfile) - && (inclTable[ii].subfile)->line_vector) /* Useless if!!! FIXMEmgo */ + && (inclTable[ii].subfile)->line_vector) /* Useless if!!! + FIXMEmgo */ { struct linetable *lineTb, *lv; @@ -757,14 +762,17 @@ aix_process_linenos (void) /* Enter a given range of lines into the line vector. can be called in the following two ways: - enter_line_range (subfile, beginoffset, endoffset, startaddr, 0, firstLine) or - enter_line_range (subfile, beginoffset, 0, startaddr, endaddr, firstLine) + enter_line_range (subfile, beginoffset, endoffset, + startaddr, 0, firstLine) or + enter_line_range (subfile, beginoffset, 0, + startaddr, endaddr, firstLine) endoffset points to the last line table entry that we should pay attention to. */ static void -enter_line_range (struct subfile *subfile, unsigned beginoffset, unsigned endoffset, /* offsets to line table */ +enter_line_range (struct subfile *subfile, unsigned beginoffset, + unsigned endoffset, /* offsets to line table */ CORE_ADDR startaddr, /* offsets to line table */ CORE_ADDR endaddr, unsigned *firstLine) { @@ -905,11 +913,10 @@ xcoff_next_symbol_text (struct objfile *objfile) } else if (symbol.n_sclass & 0x80) { - retval = - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->debugsec + retval = ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->debugsec + symbol.n_offset; - raw_symbol += - coff_data (objfile->obfd)->local_symesz; + raw_symbol += coff_data (objfile->obfd)->local_symesz; ++symnum; } else @@ -1060,8 +1067,8 @@ read_xcoff_symtab (struct partial_symtab *pst) { if (last_source_file) { - pst->symtab = - end_symtab (cur_src_end_addr, objfile, SECT_OFF_TEXT (objfile)); + pst->symtab = end_symtab (cur_src_end_addr, objfile, + SECT_OFF_TEXT (objfile)); end_stabs (); } @@ -1118,7 +1125,8 @@ read_xcoff_symtab (struct partial_symtab *pst) { complete_symtab (filestring, file_start_addr); cur_src_end_addr = file_end_addr; - end_symtab (file_end_addr, objfile, SECT_OFF_TEXT (objfile)); + end_symtab (file_end_addr, objfile, + SECT_OFF_TEXT (objfile)); end_stabs (); start_stabs (); /* Give all csects for this source file the same @@ -1146,7 +1154,8 @@ read_xcoff_symtab (struct partial_symtab *pst) { last_csect_name = cs->c_name; last_csect_val = cs->c_value; - last_csect_sec = secnum_to_section (cs->c_secnum, objfile); + last_csect_sec = secnum_to_section (cs->c_secnum, + objfile); } } continue; @@ -1247,11 +1256,12 @@ read_xcoff_symtab (struct partial_symtab *pst) end_symtab (file_end_addr, objfile, SECT_OFF_TEXT (objfile)); end_stabs (); - /* XCOFF, according to the AIX 3.2 documentation, puts the filename - in cs->c_name. But xlc 1.3.0.2 has decided to do things the - standard COFF way and put it in the auxent. We use the auxent if - the symbol is ".file" and an auxent exists, otherwise use the symbol - itself. Simple enough. */ + /* XCOFF, according to the AIX 3.2 documentation, puts the + filename in cs->c_name. But xlc 1.3.0.2 has decided to + do things the standard COFF way and put it in the auxent. + We use the auxent if the symbol is ".file" and an auxent + exists, otherwise use the symbol itself. Simple + enough. */ if (!strcmp (cs->c_name, ".file") && cs->c_naux > 0) { bfd_coff_swap_aux_in (abfd, raw_auxptr, cs->c_type, cs->c_sclass, @@ -1266,8 +1276,9 @@ read_xcoff_symtab (struct partial_symtab *pst) record_debugformat (debugfmt); last_csect_name = 0; - /* reset file start and end addresses. A compilation unit with no text - (only data) should have zero file boundaries. */ + /* reset file start and end addresses. A compilation unit + with no text (only data) should have zero file + boundaries. */ file_start_addr = file_end_addr = 0; break; @@ -1356,7 +1367,8 @@ read_xcoff_symtab (struct partial_symtab *pst) case C_UNTAG: case C_ENTAG: { - complaint (&symfile_complaints, _("Unrecognized storage class %d."), + complaint (&symfile_complaints, + _("Unrecognized storage class %d."), cs->c_sclass); } break; @@ -1398,7 +1410,7 @@ read_xcoff_symtab (struct partial_symtab *pst) else if (strcmp (cs->c_name, ".eb") == 0) { if (context_stack_depth <= 0) - { /* We attempted to pop an empty context stack */ + { /* We attempted to pop an empty context stack */ eb_complaint (cs->c_symnum); break; } @@ -1452,7 +1464,8 @@ read_xcoff_symtab (struct partial_symtab *pst) #define SYMNAME_ALLOC(NAME, ALLOCED) \ - ((ALLOCED) ? (NAME) : obsavestring ((NAME), strlen (NAME), &objfile->objfile_obstack)) + ((ALLOCED) ? (NAME) : obsavestring ((NAME), strlen (NAME), \ + &objfile->objfile_obstack)) /* process one xcoff symbol. */ @@ -1601,8 +1614,8 @@ coff_getfilename (union internal_auxent *aux_entry, struct objfile *objfile) static char buffer[BUFSIZ]; if (aux_entry->x_file.x_n.x_zeroes == 0) - strcpy (buffer, - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->strtbl + strcpy (buffer, ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->strtbl + aux_entry->x_file.x_n.x_offset); else { @@ -1616,10 +1629,11 @@ coff_getfilename (union internal_auxent *aux_entry, struct objfile *objfile) static void read_symbol (struct internal_syment *symbol, int symno) { - int nsyms = - ((struct coff_symfile_info *) this_symtab_psymtab->objfile->deprecated_sym_private)->symtbl_num_syms; - char *stbl = - ((struct coff_symfile_info *) this_symtab_psymtab->objfile->deprecated_sym_private)->symtbl; + int nsyms + = ((struct coff_symfile_info *) + this_symtab_psymtab->objfile->deprecated_sym_private)->symtbl_num_syms; + char *stbl = ((struct coff_symfile_info *) + this_symtab_psymtab->objfile->deprecated_sym_private)->symtbl; if (symno < 0 || symno >= nsyms) { @@ -1859,7 +1873,8 @@ static void xcoff_symfile_init (struct objfile *objfile) { /* Allocate struct to keep track of the symfile */ - objfile->deprecated_sym_private = xmalloc (sizeof (struct coff_symfile_info)); + objfile->deprecated_sym_private + = xmalloc (sizeof (struct coff_symfile_info)); /* XCOFF objects may be reordered, so set OBJF_REORDERED. If we find this causes a significant slowdown in gdb then we could @@ -1900,7 +1915,8 @@ init_stringtab (bfd *abfd, file_ptr offset, struct objfile *objfile) unsigned char lengthbuf[4]; char *strtbl; - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->strtbl = NULL; + ((struct coff_symfile_info *) objfile->deprecated_sym_private)->strtbl + = NULL; if (bfd_seek (abfd, offset, SEEK_SET) < 0) error (_("cannot seek to string table in %s: %s"), @@ -1919,7 +1935,8 @@ init_stringtab (bfd *abfd, file_ptr offset, struct objfile *objfile) as long as we have its symbol table around. */ strtbl = (char *) obstack_alloc (&objfile->objfile_obstack, length); - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->strtbl = strtbl; + ((struct coff_symfile_info *) objfile->deprecated_sym_private)->strtbl + = strtbl; /* Copy length buffer, the first byte is usually zero and is used for stabs with a name length of zero. */ @@ -1933,7 +1950,8 @@ init_stringtab (bfd *abfd, file_ptr offset, struct objfile *objfile) error (_("cannot read string table from %s: %s"), bfd_get_filename (abfd), bfd_errmsg (bfd_get_error ())); if (strtbl[length - 1] != '\0') - error (_("bad symbol file: string table does not end with null character")); + error (_("bad symbol file: string table " + "does not end with null character")); return; } @@ -2005,10 +2023,10 @@ xcoff_end_psymtab (struct partial_symtab *pst, char **include_list, ((struct symloc *) pst->read_symtab_private)->lineno_off = first_fun_line_offset; first_fun_line_offset = 0; - pst->n_global_syms = - objfile->global_psymbols.next - (objfile->global_psymbols.list + pst->globals_offset); - pst->n_static_syms = - objfile->static_psymbols.next - (objfile->static_psymbols.list + pst->statics_offset); + pst->n_global_syms = objfile->global_psymbols.next + - (objfile->global_psymbols.list + pst->globals_offset); + pst->n_static_syms = objfile->static_psymbols.next + - (objfile->static_psymbols.list + pst->statics_offset); pst->number_of_dependencies = number_dependencies; if (number_dependencies) @@ -2109,13 +2127,13 @@ swap_sym (struct internal_syment *symbol, union internal_auxent *aux, } else if (symbol->n_sclass & 0x80) { - *name = ((struct coff_symfile_info *) objfile->deprecated_sym_private)->debugsec - + symbol->n_offset; + *name = ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->debugsec + symbol->n_offset; } else { - *name = ((struct coff_symfile_info *) objfile->deprecated_sym_private)->strtbl - + symbol->n_offset; + *name = ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->strtbl + symbol->n_offset; } ++*symnump; *raw += coff_data (objfile->obfd)->local_symesz; @@ -2133,7 +2151,8 @@ static void function_outside_compilation_unit_complaint (const char *arg1) { complaint (&symfile_complaints, - _("function `%s' appears to be defined outside of all compilation units"), + _("function `%s' appears to be defined " + "outside of all compilation units"), arg1); } @@ -2191,8 +2210,10 @@ scan_xcoff_symtab (struct objfile *objfile) abfd = objfile->obfd; next_symbol_text_func = xcoff_next_symbol_text; - sraw_symbol = ((struct coff_symfile_info *) objfile->deprecated_sym_private)->symtbl; - nsyms = ((struct coff_symfile_info *) objfile->deprecated_sym_private)->symtbl_num_syms; + sraw_symbol = ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->symtbl; + nsyms = ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->symtbl_num_syms; ssymnum = 0; while (ssymnum < nsyms) { @@ -2316,7 +2337,8 @@ scan_xcoff_symtab (struct objfile *objfile) warning (_("More than one XMC_TC0 symbol found.")); toc_offset = symbol.n_value; - /* Make TOC offset relative to start address of section. */ + /* Make TOC offset relative to start address of + section. */ bfd_sect = secnum_to_bfd_section (symbol.n_scnum, objfile); if (bfd_sect) toc_offset -= bfd_section_vma (objfile->obfd, bfd_sect); @@ -2465,7 +2487,8 @@ scan_xcoff_symtab (struct objfile *objfile) default: { complaint (&symfile_complaints, - _("Storage class %d not recognized during scan"), sclass); + _("Storage class %d not recognized during scan"), + sclass); } /* FALLTHROUGH */ @@ -2608,7 +2631,8 @@ scan_xcoff_symtab (struct objfile *objfile) switch (p[1]) { case 'S': - symbol.n_value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile)); + symbol.n_value += ANOFFSET (objfile->section_offsets, + SECT_OFF_DATA (objfile)); if (gdbarch_static_transform_name_p (gdbarch)) namestring = gdbarch_static_transform_name @@ -2622,7 +2646,8 @@ scan_xcoff_symtab (struct objfile *objfile) continue; case 'G': - symbol.n_value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile)); + symbol.n_value += ANOFFSET (objfile->section_offsets, + SECT_OFF_DATA (objfile)); /* The addresses in these entries are reported to be wrong. See the code that reads 'G's for symtabs. */ add_psymbol_to_list (namestring, p - namestring, 1, @@ -2695,7 +2720,8 @@ scan_xcoff_symtab (struct objfile *objfile) if (*p++ == 'e') { - /* The aix4 compiler emits extra crud before the members. */ + /* The aix4 compiler emits extra crud before the + members. */ if (*p == '-') { /* Skip over the type (?). */ @@ -2761,7 +2787,8 @@ scan_xcoff_symtab (struct objfile *objfile) function_outside_compilation_unit_complaint (name); xfree (name); } - symbol.n_value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile)); + symbol.n_value += ANOFFSET (objfile->section_offsets, + SECT_OFF_TEXT (objfile)); add_psymbol_to_list (namestring, p - namestring, 1, VAR_DOMAIN, LOC_BLOCK, &objfile->static_psymbols, @@ -2791,7 +2818,8 @@ scan_xcoff_symtab (struct objfile *objfile) if (strncmp (namestring, "@FIX", 4) == 0) continue; - symbol.n_value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile)); + symbol.n_value += ANOFFSET (objfile->section_offsets, + SECT_OFF_TEXT (objfile)); add_psymbol_to_list (namestring, p - namestring, 1, VAR_DOMAIN, LOC_BLOCK, &objfile->global_psymbols, @@ -2815,7 +2843,8 @@ scan_xcoff_symtab (struct objfile *objfile) case '8': case '9': case '-': - case '#': /* for symbol identification (used in live ranges) */ + case '#': /* For symbol identification (used in + live ranges). */ continue; case ':': @@ -2829,12 +2858,13 @@ scan_xcoff_symtab (struct objfile *objfile) continue; default: - /* Unexpected symbol descriptor. The second and subsequent stabs - of a continued stab can show up here. The question is - whether they ever can mimic a normal stab--it would be - nice if not, since we certainly don't want to spend the - time searching to the end of every string looking for - a backslash. */ + /* Unexpected symbol descriptor. The second and + subsequent stabs of a continued stab can show up + here. The question is whether they ever can mimic + a normal stab--it would be nice if not, since we + certainly don't want to spend the time searching to + the end of every string looking for a + backslash. */ complaint (&symfile_complaints, _("unknown symbol descriptor `%c'"), p[1]); @@ -2858,7 +2888,8 @@ scan_xcoff_symtab (struct objfile *objfile) If no XMC_TC0 is found, toc_offset should be zero. Another place to obtain this information would be file auxiliary header. */ - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->toc_offset = toc_offset; + ((struct coff_symfile_info *) objfile->deprecated_sym_private)->toc_offset + = toc_offset; } /* Return the toc offset value for a given objfile. */ @@ -2867,7 +2898,8 @@ CORE_ADDR xcoff_get_toc_offset (struct objfile *objfile) { if (objfile) - return ((struct coff_symfile_info *) objfile->deprecated_sym_private)->toc_offset; + return ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->toc_offset; return 0; } @@ -2934,8 +2966,9 @@ xcoff_initial_scan (struct objfile *objfile, int symfile_flags) } } } - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->debugsec = - debugsec; + ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->debugsec + = debugsec; } } @@ -2948,10 +2981,12 @@ xcoff_initial_scan (struct objfile *objfile, int symfile_flags) size = coff_data (abfd)->local_symesz * num_symbols; ((struct coff_symfile_info *) objfile->deprecated_sym_private)->symtbl = obstack_alloc (&objfile->objfile_obstack, size); - ((struct coff_symfile_info *) objfile->deprecated_sym_private)->symtbl_num_syms = - num_symbols; + ((struct coff_symfile_info *) + objfile->deprecated_sym_private)->symtbl_num_syms + = num_symbols; - val = bfd_bread (((struct coff_symfile_info *) objfile->deprecated_sym_private)->symtbl, + val = bfd_bread (((struct coff_symfile_info *) + objfile->deprecated_sym_private)->symtbl, size, abfd); if (val != size) perror_with_name (_("reading symbol table")); @@ -2984,7 +3019,8 @@ xcoff_initial_scan (struct objfile *objfile, int symfile_flags) } static void -xcoff_symfile_offsets (struct objfile *objfile, struct section_addr_info *addrs) +xcoff_symfile_offsets (struct objfile *objfile, + struct section_addr_info *addrs) { asection *sect = NULL; int i; @@ -3042,15 +3078,14 @@ static const struct sym_fns xcoff_sym_fns = bfd_target_xcoff_flavour, - xcoff_new_init, /* sym_new_init: init anything gbl to entire symtab */ - xcoff_symfile_init, /* sym_init: read initial info, setup for sym_read() */ - xcoff_initial_scan, /* sym_read: read a symbol file into symtab */ - xcoff_symfile_finish, /* sym_finish: finished with file, cleanup */ - xcoff_symfile_offsets, /* sym_offsets: xlate offsets ext->int form */ - default_symfile_segments, /* sym_segments: Get segment information from - a file. */ - aix_process_linenos, /* sym_read_linetable */ - default_symfile_relocate, /* sym_relocate: Relocate a debug section. */ + xcoff_new_init, /* init anything gbl to entire symtab */ + xcoff_symfile_init, /* read initial info, setup for sym_read() */ + xcoff_initial_scan, /* read a symbol file into symtab */ + xcoff_symfile_finish, /* finished with file, cleanup */ + xcoff_symfile_offsets, /* xlate offsets ext->int form */ + default_symfile_segments, /* Get segment information from a file. */ + aix_process_linenos, + default_symfile_relocate, /* Relocate a debug section. */ &psym_functions }; |